WO2016136268A1 - Connecteur et dispositif de caméra le comportant - Google Patents

Connecteur et dispositif de caméra le comportant Download PDF

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Publication number
WO2016136268A1
WO2016136268A1 PCT/JP2016/001036 JP2016001036W WO2016136268A1 WO 2016136268 A1 WO2016136268 A1 WO 2016136268A1 JP 2016001036 W JP2016001036 W JP 2016001036W WO 2016136268 A1 WO2016136268 A1 WO 2016136268A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
connector
contact
terminal
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2016/001036
Other languages
English (en)
Japanese (ja)
Inventor
翔 橋場
章仁 助川
利典 大島
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsumi Electric Co Ltd
Original Assignee
Mitsumi Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsumi Electric Co Ltd filed Critical Mitsumi Electric Co Ltd
Priority to EP16755018.5A priority Critical patent/EP3264535B1/fr
Priority to CN201680012192.5A priority patent/CN107251330B/zh
Publication of WO2016136268A1 publication Critical patent/WO2016136268A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/91—Coupling devices allowing relative movement between coupling parts, e.g. floating or self aligning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted

Definitions

  • the present invention relates to a connector used when a cable is connected to an electronic device and a camera device including the connector.
  • an image sensor such as a CCD (Charge Coupled Device) is mounted on a circuit board housed in a housing.
  • An optical system such as a lens is disposed on the front side of the housing. The light introduced into the housing from the outside of the housing through this optical system is received by the image sensor, whereby the image capturing operation of the camera device is performed.
  • the circuit board is formed with input / output terminals (hereinafter referred to as “circuit terminals”) for inputting and outputting electrical signals such as imaging signals from the imaging device.
  • the circuit terminal is connected to a connector terminal penetrating a part of the housing, and the connector terminal is connected to a mating connector provided on the cable, so that it can be electrically connected to an external device outside the camera device such as a display device in a vehicle. Connected.
  • the positional relationship between the optical axis of the optical system and the optical axis of the image sensor mounted on the circuit board may be adjusted. For this reason, by supporting the circuit board along a plane perpendicular to the optical axis of the optical system (known floating mechanism) inside the housing, the optical axis of the image sensor and the light of the optical system are supported. It is comprised so that the positional relationship with an axis
  • FFC Flexible Flat Cable
  • FPC Flexible Printed Circuits
  • a conductive elastic body is sandwiched between a circuit terminal of a circuit board on which an imaging element is mounted and a harness as an external terminal.
  • the conductive elastic body is formed such that a conductor made of a thin metal wire is embedded in a columnar insulating elastic body, and is exposed so as to be exposed at both end surfaces of the housing portion side for housing the circuit board and the housing portion side for housing the external terminals. Is fixed.
  • the conductor made of the fine metal wire is in contact with the circuit terminal at the end located on the end surface on the side of the accommodating portion that accommodates the circuit board in the conductive elastic body, and the circuit terminal and the harness are electrically connected via the conductor. It is connected to the.
  • Patent Document 1 even if a circuit board having circuit terminals moves along a plane perpendicular to the optical axis of the optical system in the housing, the circuit terminals and the conductors connected to the connector terminals are not connected. If the displacement is relatively small, the connection state between the circuit terminal and the connector terminal is maintained.
  • Patent Document 1 By the way, in the camera device, as in Patent Document 1, it is connected to the circuit terminal of the circuit board and the external terminal with a simple configuration without using a columnar conductive elastic body having a complicated configuration in which a thin metal wire is embedded. While maintaining the contact state with the connector terminal, the floating amount (position adjustment amount) of the circuit board is increased to easily adjust the position of the optical axis of the optical system and the optical axis of the image sensor on the circuit board. A structure that can be used is desired. Note that Patent Document 1 does not disclose floating of the circuit terminals with respect to the fine metal wires, in particular, floating in the opposite direction (contact direction) of each other. Moreover, since it is a column-shaped electroconductive elastic body, the thickness of the thickness direction of the board
  • An object of the present invention is to provide a connector capable of stably and suitably connecting a circuit terminal and a connector terminal of a circuit board with a simple configuration while easily displacing a displaceable circuit board and contributing to downsizing and weight reduction. And a camera device including the same.
  • a circuit terminal unit including a terminal connected to the image sensor, mounted on a circuit board mounted with the image sensor and displaceably accommodated in the housing;
  • a planar connector housing that is disposed opposite to the surface of the circuit board on which the circuit terminal portion is attached in the thickness direction of the circuit board, and constitutes one wall of the housing;
  • Have The circuit terminal portion is biased toward the connector housing by an elastic deformation portion, and has a contact portion that can be displaced in the thickness direction of the circuit board,
  • the said contact part takes the structure which contacts the said end surface, pressing the said end surface of the said connector terminal to the said connector housing side.
  • a camera device comprising the connector configured as described above, A box-shaped camera front case that houses an optical system including a lens and a holding unit that holds the optical system; A box-shaped camera rear case that closes the opening of the camera front case and accommodates the circuit board;
  • the connector housing of the connector is configured as a rear surface portion of the camera rear case,
  • the circuit board is disposed so as to be orthogonal to the optical axis of the optical system and in contact with the holding portion on the outer peripheral side of the optical axis,
  • the connector terminal is disposed along the optical axis of the optical system, The contact portion of the circuit terminal portion holds the circuit board in the direction along the optical axis by pressing the end face of the connector terminal toward the connector housing along the optical axis of the optical system.
  • Adopt a structure that presses against the part.
  • the end surface of the rod-shaped connector terminal connected to the cable is brought into contact with the circuit terminal attached to the displaceable circuit board in the thickness direction of the circuit board, and the circuit terminal is elastically deformed in the thickness direction.
  • Sectional drawing of the camera apparatus which has the connector of one Embodiment which concerns on this invention 1 is an exploded perspective view showing a main configuration of a camera apparatus having a connector according to an embodiment of the present invention.
  • the fragmentary sectional view of the camera apparatus which shows the principal part structure of the connector of one Embodiment which concerns on this invention
  • the disassembled perspective view which shows the principal part structure of the connector of one Embodiment which concerns on this invention
  • Sectional drawing which shows the state which displaced the circuit board in the camera apparatus provided with the connector of one Embodiment which concerns on this invention
  • Sectional drawing which shows the principal part structure of the state which displaced the circuit board
  • Sectional drawing which shows the principal part structure of the state which displaced the circuit board Diagram for explaining characteristic impedance of contact pin
  • the schematic diagram which shows the principal part structure of the modification of the connector of one Embodiment which concerns on
  • FIG. 1 is a cross-sectional view of a camera apparatus having a connector according to an embodiment of the present invention
  • FIG. 2 shows a main configuration of the camera apparatus having a connector according to an embodiment of the present invention. It is a disassembled perspective view.
  • the connector 100 is provided as a part of the camera device 10.
  • directions related to the camera device 10 having the connector 100 will be described using an orthogonal coordinate system (X, Y, Z).
  • X, Y, Z the side on which an optical system such as a lens (here, the lens unit) is disposed with respect to the connector 100
  • the direction along the optical axis L direction of the lens portion 31) is the Z direction (also referred to as the thickness direction of the circuit board 11), and the directions orthogonal to the optical axis L are the X direction and the Y direction.
  • the camera device 10 is used as an in-vehicle camera device such as a front monitor, a back monitor, or a side monitor that images an external scenery of the vehicle, for example, by being provided at a part constituting the front, rear, left and right side surfaces of the vehicle.
  • the vehicle is preferably a moving device such as an automobile or a train.
  • the camera apparatus 10 is provided on a front bumper, a rear bumper, a front grill, or the like in an automobile.
  • the camera device 10 is connected to an external electrical device such as a power source or a display device in a vehicle compartment via a mating connector 50 (see FIG. 3) connected to the end of the cable.
  • the cable is described as a coaxial cable, and a digital signal captured from the camera device 10 is output.
  • the camera device may be configured to connect a cable for inputting and outputting an analog signal.
  • the camera device 10 includes a camera case 15 having a connector 100, a circuit board 11 on which the imaging element 12 is mounted, a lens unit 31, and a holder unit 35 that holds the lens unit 31.
  • the camera case 15 includes a front case 13 and a rear case 14.
  • the front case 13 and the rear case 14 are made of an insulating resin or the like.
  • the camera case has a hollow thin rectangular parallelepiped shape in a square shape when viewed from the front.
  • the front case 13 has a box shape with an open rear side, and a lens hole is drilled in the center of the front part.
  • the lens hole is formed so that the inside of the front case 13 communicates with the front, and a front portion 31 a of the lens portion 31 is fitted into the lens hole via a gasket (O-ring) 33.
  • the front case 13 is airtightly closed by the lens portion 31.
  • the front part 31 a of the lens unit 31 facing the opening on the front side introduces external light onto the light receiving surface of the image sensor 12 in the camera case 15.
  • the holder part 35 has a cylindrical shape and is accommodated in the front case 13.
  • the holder part 35 includes a holder cylinder part 351 that surrounds the outer periphery of the lens part (optical system), a holder flange 352 that is integrally joined to the rear end side of the holder cylinder part and projects radially from the rear end side, and a leg part. 353.
  • the holder tube portion 351 supports the lens portion 31 and holds the lens portion 31 on the front case 13 via the holder flange 352.
  • the optical axis L of the lens unit 31 is disposed so as to coincide with the axis of the front case 13.
  • the holder flange 352 is fixed to the front case 13 on the outer peripheral surface thereof, and the rear surface portion 31b of the lens portion 31 is disposed in the inner through hole so as to face rearward.
  • the leg portion 353 is provided so as to protrude rearward from the rear surface of the holder flange 352.
  • the outer shape of the holder flange 352 is provided at the four corners on the rear surface of the holder flange 352 because the cross-sectional shape orthogonal to the optical axis direction is rectangular (specifically, square).
  • the rear end surface of the leg portion 353 is a surface orthogonal to the optical axis, and one surface (front side surface) of the circuit board 11 abuts on the rear end surface, whereby the circuit board 11 is disposed orthogonal to the optical axis. Has been.
  • the holder unit 35 causes the imaging element 12 of the circuit board 11 to be spaced from the lens unit 31 exposed on the rear surface of the holder flange 352 in the optical axis direction by a predetermined interval (the length in the front-rear direction of the leg unit 353). ) It is open and facing each other.
  • the leg portion 353 is fixed to the circuit board 11 with, for example, an adhesive or resin.
  • the rear case 14 is hermetically closed with a sealing agent in the vicinity of the mating connector 50 of the rear case 14.
  • the circuit board 11 is accommodated in the front case 13 and the rear case 14.
  • the circuit board 11 is disposed so as to face the lens unit 31 in the optical axis direction of the lens unit (optical system) 31.
  • an imaging element 12 such as a CCD element is mounted on one side (front side) side so as to face the lens unit 31.
  • the circuit board 11 is formed in a square shape in plan view, and the imaging element 12 is mounted on the center portion of the circuit board 11 and is located at a position overlapping the optical axis of the lens unit 31.
  • the optical axis of the image pickup device 12 is preferably located at or near the center of the circuit board 11 when viewed in plan.
  • a power supply circuit, a signal processing circuit, and the like related to the image sensor 12 are formed.
  • the circuit board 11 is disposed away from the inner peripheral surface of the camera case 15.
  • the circuit board 11 is arranged in the X, Y, and Z directions with respect to the camera case 15. It is supported so as to be relatively displaceable.
  • the circuit board 11 is pressed and supported by the holder portion 35 in the Z direction by a biasing force of a receptacle pin 16 described later.
  • the circuit board 11 can move two-dimensionally along a plane perpendicular to the optical axis L in the camera case 15, and the optical axis L direction or the Z direction along the optical axis L direction (the thickness of the circuit board 11).
  • the position can also be adjusted by moving it.
  • a rear surface portion 141 constituting the rear surface of the rear case 14 is disposed opposite to the other surface (rear surface) of the circuit board 11.
  • the rear case 14 has a peripheral wall portion that protrudes from the peripheral edge portion of the rear surface portion 141 toward the front surface side, has a box shape that opens at the front surface side end portion, and is an opening on the front surface side, on the rear surface side of the front case 13.
  • the opening (opening) is closed.
  • the opening end surfaces of the rear case 14 and the front case 13 are in contact with each other via a seal material (not shown), and are joined via an adhesive or a screw.
  • the front case 13 and the rear case 14 form an airtightly integrated camera case.
  • FIG. 3 is a partial cross-sectional view of the camera device showing the main configuration of the connector according to one embodiment of the present invention.
  • FIG. 4 is an exploded perspective view showing the main configuration of the connector according to one embodiment of the present invention.
  • the camera device 10 shown in FIGS. 3 and 4 has a connector 100 including a rear surface portion 141 of the rear case 14.
  • a mating connector 50 connected to the end of a cable (here, a coaxial cable) (not shown) is fitted through the connector 100.
  • the connector 100 includes a rear surface portion (planar connector housing) 141 that also functions as a part of the rear case 14 of the camera case, a receptacle pin 16, a contact pin 21, a shell 22, and a housing 23.
  • the receptacle pin (circuit terminal portion) 16 is attached to the other side (rear side) side of the circuit board 11 via a receptacle housing (hereinafter referred to as “receptacle housing”) 17.
  • the receptacle pin 16 has a plurality (for example, three) of terminals.
  • the circuit board 11 can be supplied with electric power from the outside via contact pins 21 that come into contact with the receptacle pins (circuit terminal portions) 16 or can transmit and receive electrical signals to and from the outside. Details of the receptacle pin 16 will be described later.
  • the receptacle housing 17 is disposed in the central portion on the rear surface side of the circuit board 11 and supports the receptacle pins 16 attached thereto.
  • the receptacle housing 17 is formed in a cylindrical shape by an insulating material that insulates each of the receptacle pins 16, and one end of the receptacle pin 16 is connected to a corresponding circuit of the circuit board 11.
  • the receptacle housing 17 is formed in a rectangular tube shape, and the shape of the opening 171 is formed in a square shape.
  • the receptacle pin 16 corresponds to the configuration of the coaxial cable, and the receptacle contact pin 16a as a signal terminal for mainly outputting an imaging signal output from the imaging device 12, the ground of the circuit board 11, and the contact piece of the shell 22 And a ground pin 16b connected to 22a1.
  • FIG. 5 is a diagram showing a contact positional relationship between the circuit terminal portion (recess contact pin) 16 and the connector terminal (contact pin 21, shell 22) in the connector according to the embodiment of the present invention. Is the figure which removed the rear surface part 141 and was seen from back.
  • the receptacle housing 17 has a rectangular cylindrical shape, and the outer peripheral surface and the rear end surface (the upper side surface in FIG. 4) are covered with a rectangular frame-shaped shield 18.
  • the receptacle housing 17 is fixed to the circuit board 11 by mounting the leg 18 a at the lower end of the shield 18 on the circuit board 11 (here, joined by soldering).
  • the receptacle pin 16 (the receptacle contact pin 16 a and the receptacle ground pin 16 b) is elastically deformed with a base end portion 161 connected to a corresponding circuit pattern on the circuit board 11 by solder, respectively.
  • the receptacle contact pin 16a and the receptacle ground pin 16b of the receptacle pin 16 the same components will be described with the same names and symbols.
  • the receptacle pin 16 is biased in the Z direction by the contact pin 21 and the one end portion 22a (particularly the contact piece portion 22a1) of the shell 22 fixed on the rear surface portion 141 side (that is, the fitting portion 143 side).
  • the circuit board 11 is held by pressing the circuit board 11 against the holder portion 35.
  • the receptacle pin 16 is formed by processing an elongated plate-like conductive material (copper plate or the like) and having both end portions as a base end portion 161 and tip end portions 162 and 168, respectively.
  • the receptacle pin 16 includes a fixed piece 163, a deformable bent portion 164, and an elastically deformable arm between the base end portion 161 and the tip end portions 162, 168 from the base end portion 161 side to the tip end portion 162 side. Portions 166 and 167 are successively formed.
  • the shape of the arm portions 166 and 167 and the tip portions 162 and 168 are different between the receptacle contact pin 16a and the receptacle ground pin 16b.
  • the fixed piece 163 is formed so as to rise from the base end portion 161 along the Z direction toward the rear (here, the rear connector side) with respect to the circuit board 11.
  • the fixing piece 163 is fixed within one wall portion of the peripheral wall portion of the frame-shaped receptacle housing 17.
  • a bent portion 164 that extends toward the inner surface of the one wall portion along the rear end surface of the one wall portion is continuous with the rear end portion of the fixed piece 163.
  • arms 166 and 167 that function as a leaf spring together with the bent portion 164 extend toward the lower end side of the one wall portion (in front of the camera device 10) and bend, and the upper end side of the opposite wall of the one wall portion It is formed so as to protrude toward the rear of the camera device.
  • the tip portions 162 and 168 of the inclined pieces of the arm portions 166 and 167 are formed.
  • the receipt contact pin 16a is configured such that an arm portion 166 and a tip portion 162 continuous from a bent portion 164 are bifurcated.
  • the tip 162 of the receptacle contact pin 16a is a bent portion that is bent with respect to the extending direction of the inclined piece of the arm portion 166, and is formed so as to be able to come into contact with the contact pin 21 while being displaced and pressed in the direction along the Z direction. Yes.
  • the bent portion of the arm portion 166 with the inclined piece constitutes a contact portion that contacts the contact surface portion 212 that is the end surface of the contact pin 21.
  • the tip 168 of the receipt ground pin 16b is bent with respect to the extending direction of the inclined piece of the arm portion 167, and the one end 22a of the shell 22 (particularly the contact piece 22a1) at the bent portion with the inclined piece. ) In a direction along the Z direction so that it can be contacted while being pressed.
  • the arrangement position of the tip portion 168 is a position at the same height level as the tip portion 162.
  • the front end portions 162 and 168 of the receiving contact pin 16a and the receiving ground pin 16b configured as described above are urged toward the rear surface portion 141 by the arm portions (elastic deformation portions) 166 and 167, and in the thickness direction of the circuit board 11. It has a displaceable contact part.
  • the receptacle contact pin 16 a is supported by the receptacle housing 17 such that the bent portion 164, the arm portion 166, and the tip portion 162 are located at the approximate center of the opening of the receptacle housing 17. .
  • the contact pin 21 is disposed so that the axis of the contact pin 21 is positioned between the bifurcated pieces of the tip portion 162 that branches into two branches. It is preferable that the contact pin 21 is arranged so that the axis of the contact pin 21 coincides with the optical axis of the optical system.
  • receipt ground pins 16b and 16b are supported by the receipt housing 17 so that the tip portions 168 and 168 are located at positions where the tip portions 162 of the receipt contact pin 16a are sandwiched at equal intervals.
  • the contact pin 21 and the cylindrical shell 22 correspond to connector terminals, and are provided through the rear surface portion 141 of the rear case 14. Specifically, the contact pin 21 and the cylindrical shell 22 project the rear end portions (the shaft tip portion 214a and the other end portion 22b) to the outside of the rear case 14 and the front end portion (contact). The surface portion 212 and the one end portion 22a) are fixed to the rear surface portion 141 of the rear case 14 so as to be exposed inside the rear case 14.
  • the contact pin 21 and the cylindrical shell 22 are disposed in a through hole formed in the central portion of the rear surface portion 141.
  • the front end portion (contact surface portion 212) of the contact pin 21 and the front end portion (one end portion 22a) of the cylindrical shell 22 are attached to the circuit board 11 in the camera case. It is arranged in a state of being inserted into the opening 171 of the receptacle housing 17.
  • the rear side end portion (shaft end portion 214a) of the contact pin 21 and the rear side end portion (other end portion) 22b of the shell 22 are rear side surfaces of the rear surface portion 141 (rear surface of the camera case). It arrange
  • the contact pin 21 is a long rod-like body made of a conductive material and having conductivity.
  • the contact pin 21 is, for example, a copper pin or a member obtained by applying Sn plating to a base material such as annealed copper.
  • the contact pin 21 is a contact surface portion 212 that contacts the receiving contact pin 16a on the surface, and an axis that is provided integrally with the contact surface portion 212 and extends so as to pass through the central axis of the contact surface portion 212 (the central axis of the contact pin 21).
  • Part 214 the shaft portion 214 is provided upright in the direction perpendicular to the contact surface portion 212.
  • the outer peripheral surface of the contact pin 21 be located at equal intervals from the central axis in a cross section perpendicular to the central axis direction extending in the extending direction. If the outer periphery of the contact pin 21 is located at a position that is equidistant from the central axis, the position of the receptacle contact pin 16a in any direction of the X-axis and Y-axis from the center of the contact surface portion 212 is determined. The impedance change caused by the deviation can be set to the same change (similar value) as much as possible.
  • the contact pin 21 is formed in a circular shape in cross section, the contact surface portion 212 is formed in a circular shape, and a shaft portion 214 extending perpendicularly from the circular contact surface portion 212 is formed in a cylindrical shape having the same center as the contact surface portion 212. Thereby, it becomes easy to set the characteristic impedance of the contact pin 21.
  • the contact surface portion 212 having a circular cross section is formed in a flange shape projecting perpendicularly in the radial direction from the outer periphery of one end portion of the shaft portion 214 having a circular cross section. That is, the outer diameter of the contact surface portion 212 is larger than the outer diameter of the shaft portion 214.
  • the contact pin 21 is inserted into the center hole of the cylindrical housing 23 (here, press-fitted).
  • the housing 23 is made of an insulating material, and its outer peripheral surface is covered with a shell 22.
  • the contact pin 21 is fitted in the shell 22 via the housing 23, and the shell 22 is arranged so as to surround the contact pin 21 via the insulating material with respect to the contact pin 21.
  • 21 functions as an electromagnetic shield.
  • the cylindrical shell 22 is formed by processing a conductive metal plate.
  • One end portion 22a of the cylindrical shell 22 has a flange-like portion projecting radially with respect to the central axis.
  • a contact piece 22a1 projecting in the radial direction is formed on the flange-shaped portion of the one end 22a.
  • the contact piece 22a1 is formed at a position corresponding to the receipt ground pin 16b.
  • a frame-shaped portion 141 a that opens continuously from the opening of the fitting portion 143 and protrudes from the inner surface of the rear surface portion 141 is formed in the central portion of the inner surface of the rear surface portion 141. ing.
  • the shell 22 is press-fitted into the frame-shaped portion 141 a from the inside of the rear surface portion 141, engages with the front end surface of the frame-shaped portion 141 a at the flange-shaped portion of the one end portion 22 a, and the other end portion 22 b is connected to the rear case 14.
  • the fitting part 143 is exposed.
  • One end 22a of the shell 22 is disposed in the receptacle housing 17, and the rear surface of the flange-shaped portion of the one end 22a is disposed so as to be flush with or substantially flush with the opening surface of the receptacle housing 17. Yes.
  • a clearance S (see FIG. 3) is formed in four directions between the outer peripheral edge of the one end 22a of the shell 22 and the opening edge of the receptacle housing 17.
  • the fitting portion 143 has an opening that penetrates the rear surface portion 141, and the shell 22 is fitted into this opening.
  • the fitting portion 143 is formed in a concave shape on the rear surface side, and is fitted to the convex fitting portion 52 of the mating connector 50 connected to the end portion of the cable.
  • the packing material 60 is attached to the opening edge portion of the fitting portion 143 so as to surround the opening portion, and the airtightness of the electrical connection portion is improved at the time of fitting with the mating connector 50.
  • the mating connector 50 has a fitted portion 52 protruding from a contact portion 51 that contacts the circular rear surface of the rear surface portion 141.
  • the mated portion 52 has a cylindrical shape.
  • a mating contact pin 54 connected to the center conductor of the coaxial cable, and a cylindrical mating shell 56 surrounding the mating contact pin 54 are provided. Is arranged.
  • the mating contact pin 54 is made of an elongated cylindrical conductive material, for example, a copper pin or a cylindrical member obtained by applying Sn plating to a base material such as annealed copper.
  • the mating contact pin 54 is connected to the central conductor of the coaxial cable on one end side, and the other end side protrudes in the fitted portion 52.
  • the contact pin 21 is inserted and externally fitted. Connect to.
  • the mating shell 56 is made of a conductive metal.
  • the mating shell 56 is connected to the conductor of the cable (here, the outer conductor (meshed copper wire) of the coaxial cable) on one end side.
  • the mating shell 56 is arranged at equal intervals around the mating contact pin 54 in the fitted portion 52 and is electrically connected to the shell 22 by fitting.
  • the mating shell 56 is disposed along the inner peripheral surface of the fitted portion 52 and is fitted onto the shell 22.
  • the receptacle pin 16 as a circuit terminal
  • the contact pin 21 as a contact terminal
  • the shell 22 come into contact with each other and are electrically connected. Connected to. Thereby, the camera device 10 is connected to the external device via the cable connected to the mating connector 50.
  • the contact pin 21 has an axis that coincides with the optical axis L of the lens system, and thus the optical axis L ⁇ b> 1 (see FIG. 1) of the image sensor 12 mounted at the center of the circuit board 11. It is desirable to be arranged in.
  • the contact portion of the tip 162 of the receptacle contact pin 16a is preferably arranged so as to be positioned on the optical axis L1 of the image pickup device 12 mounted at the center of the circuit board 11, and as a result, the tip The contact portion 162 is preferably disposed so as to overlap with the optical axis L of the lens system substantially at the center.
  • the contact surface portion 212 of the contact pin 21 has a wider area in the XY-axis direction than the contact region of the tip end portion 162 of the receptacle contact pin 16a so as to contact the receptacle contact pin 16a at the center.
  • the movable range in the XY direction of the circuit board 11 can be displaced by the clearance 2S in each direction.
  • the tip end portion 162 of the receptacle contact pin 16 a is arranged so as to overlap with the cross-sectional shape of the shaft portion 214, and the contact portion of the tip end portion 162 is positioned at the center of the contact pin 21. Is arranged.
  • the one end portion 22a of the shell 22 is configured to be disposed at a position where the tip end portion 168 of the receipt ground pin 16b is in contact with the center portion of the contact piece portion 22a1 in the XY direction. .
  • the front case 13 to which the lens unit 31 is mounted via the holder unit 35 and the gasket 33 and the rear case 14 having the contact pin 21, the shell 22, and the housing 23 are imaged.
  • the circuit board 11 having the element 12 and the receptacle pin 16 is sandwiched and assembled.
  • the circuit board 11 is electrically connected to the contact pin 21 and the shell 22 via the receptacle pin 16 that urges the contact pin 21 and the shell 22 while being in contact with the contact pin 21 and the shell 22.
  • the circuit board 11 is disposed in the camera case 15 (see FIG. 1) including the front case 13 and the rear case 14 in the camera case 15 by the biasing force of the receptacle pin 16 (specifically, the holder portion 35). The leg 353) is pressed against.
  • the circuit board 11 is electrically connected to an external device connected to the contact pin 21 and the shell 22 by electrical connection between the receptacle pin 16 and the contact pin 21 and shell 22.
  • the connector 100 is in a position state having a floating function for electrically connecting the circuit board 11 while being movable (floating) in the XYZ axial directions with respect to the circuit board 11, and the camera device 10 is assembled. After that, even if the circuit board 11 is displaced in the XYZ directions in order to make the optical axis L1 of the image pickup device 12 coincide with the optical axis L of the lens unit 31, a reliable contact state can be maintained following the displacement.
  • FIG. 6 is a cross-sectional view showing a state in which the circuit board 11 is displaced in the camera device including the connector according to the embodiment of the present invention.
  • 7 and 8 are cross-sectional views showing the main configuration of the camera device having the connector according to the embodiment of the present invention in a state in which the circuit board 11 is displaced.
  • the receiving contact pin 16 a of the circuit board 11 is the contact surface portion of the contact pin 21 at the contact portion of the tip end portion 162.
  • the contact surface portion 212 is reliably contacted by sliding of 212 and elastic deformation of the arm portion 166.
  • FIG. 7 shows a state in which the circuit board 11 is displaced in the + direction (+ floating direction) in the X-axis and Z-direction, respectively.
  • the receiving contact pin 16a of the circuit board 11 remains at the tip portion.
  • the contact surface portion 162 of the contact pin 21 is slid at the contact portion 162 and the contact surface portion 212 is reliably contacted by the elastic deformation of the arm portion 166.
  • FIG. 8 shows a state in which the circuit board 11 is displaced in the X axis + direction (floating direction).
  • the receipt contact pin 16a of the circuit board 11 is securely connected to the contact surface portion 212 of the contact pin 21 at the contact portion of the tip portion 162. Touching.
  • the leg part 353 of the holder unit 35 and the circuit board 11 are moved. You may fix with an adhesive agent or resin.
  • outer diameter of the contact pin 21 in the connector 100 of the present embodiment may be any outer diameter, but the characteristic impedance varies depending on the outer diameter.
  • the characteristic interface can be calculated by applying to the simple impedance formula.
  • FIG. 9 is a diagram for explaining the characteristic impedance of the contact pin
  • FIG. 9A is a diagram for explaining a simple impedance type
  • FIGS. 9B and 9C are diagrams showing examples of the shape of the contact pin. .
  • the coaxial cable is electrically connected to the circuit board 11 supported by the floating mechanism in the camera case via the single contact pin 21.
  • FIG. thus, a connector having two or more contact pins 21C may be used.
  • FIG. 10 is a schematic diagram showing a main configuration of a modified example of the connector according to one embodiment of the present invention.
  • a plurality of (here, six) contact pins 21 ⁇ / b> C are provided in a rectangular frame-shaped shell 22 ⁇ / b> C in the same manner as the contact pin 21 mounting structure in the camera device 10 (see FIG. 3) of the embodiment.
  • the structure is attached to the rear surface portion 141 of the rear case 14.
  • each contact surface portion of the contact pins 21C abuts in a state of being pressed along the Z direction by a terminal similar to the receptacle pin 16 attached to the circuit board supported by the floating mechanism.
  • the contact pin 21 that is joined to the mating contact pin 54 of the mating connector 50 at one end is a receptacle contact that is a circuit terminal portion at the other end face (contact surface section 212). It is electrically connected to the pin 16a while being pressed directly in the Z direction. For this reason, it is not necessary to secure an accommodation space for a harness, FFC, FPC or the like in the camera case, and the receiving contact pin 16a (circuit terminal portion) and the contact pin (connector terminal) 21 of the displaceable circuit board 11 can be simplified. With a simple configuration, it can be suitably connected, and the overall configuration is small and thin.
  • the contact surface portion (end surface) 212 of the rod-shaped contact pin (connector terminal) 21 connected to the cable is the receptacle pin 16 (specifically) attached to the displaceable circuit board 11.
  • the receptacle contact pin 16a (circuit terminal portion) is contacted in the thickness direction of the circuit board 11 to elastically deform the receptacle contact pin 16a (circuit terminal portion).
  • the circuit terminal 11 (receptacle pin 16) and the connector terminal (contact pin 21) of the circuit board 11 are displaced while displacing the circuit board 11 in the thickness direction of the circuit board 11 as well as in the direction orthogonal to the thickness direction of the circuit board 11.
  • the cable terminal (particularly the mating contact pin 54) that forms the end of the cable and the receptacle contact pin 16 a that is the circuit terminal portion of the circuit board 11 of the camera device 10 have a simple configuration only through the contact pins 21. Are electrically connected.
  • the circuit board 11 on which the image pickup device 12 is mounted can be displaced with respect to the contact pins 21.
  • the 11-side receptacle pin 16 can slide in the XY direction while being pressed in the Z direction against the contact pin 21 and the one end portion 22a of the shell 22 (particularly, the contact piece portion 22a1).
  • the circuit board 11 in the camera case 15, is elastically deformed along the Z direction (herein, the optical axis L direction) of the receptacle pin 16 that contacts the contact pin 21 and the shell 22.
  • the floating circuit board 11 can be moved in the direction orthogonal to the optical axis such as the X axis and the Y axis, and can be displaced in the Z direction with only one circuit board 11.
  • the receptacle pins 16 of the circuit board 11 and the connector terminals on the connector side can be electrically connected suitably.
  • the receptacle contact pin 16a has a tip (contact portion) 162 disposed at a position that coincides with the optical axis L1 of the image sensor 12 mounted on the circuit board 11, and the tip of the receptacle contact pin 16a (contact portion 162).
  • the tip part (contact part) 168 of the receipt ground pin 16b is arranged around Specifically, the arm portion 166 of the receptacle contact pin 16a that contacts the contact pin 21 and transmits a signal has a two-part structure, and the contact piece portion 22a1 of the shell 22 is arranged at two locations in the diametrical direction. Therefore, it is configured to contact the receipt ground pin 16b. As a result, the signal terminal (contact pin 21, receptacle contact pin 16a) and the ground terminal (shell 22, receptacle ground pin 16b) are stably connected. Further, by providing a receiving contact pin 16a for transmitting a signal in the center and two receiving ground pins 16b around the receiving contact pin 16a, the structure is resistant to noise.
  • the connector according to the present invention and the camera device including the connector have an effect that the circuit terminal of the circuit board and the connector terminal can be suitably and stably electrically connected with a simple configuration while displacing the displaceable circuit board. And it is useful as what is used for an electronic device provided with the circuit board supported by a floating mechanism.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Studio Devices (AREA)

Abstract

L'invention concerne un connecteur qui, tout en permettant de déplacer facilement une carte de circuit imprimé déplaçable, est apte, au moyen d'une constitution simple, à connecter d'une manière adéquate et stable une borne de connecteur à une borne de circuit de la carte de circuit imprimé. Une partie borne de circuit (16) est fixée à la carte de circuit imprimé (11), qui est logée à l'intérieur d'un boîtier (15) de manière à être déplaçable et sur laquelle un élément d'imagerie (12) est monté, et comprend la borne (16a), qui est connectée à l'élément d'imagerie (12). La borne de connecteur (21) est un corps électroconducteur en forme de tige disposé de façon à passer à travers un logement de connecteur plan (141), le logement de connecteur (141) constituant une partie de paroi du boîtier (15) et étant disposé de manière à être en regard, dans la direction de l'épaisseur de la carte de circuit imprimé (11), de la surface de la carte de circuit imprimé (11) sur laquelle la partie borne de circuit (16) est fixée ; et la borne de connecteur (21) entre en contact avec la partie borne de circuit (16) par l'intermédiaire d'une surface d'extrémité (212) côté carte de circuit imprimé (11). La partie point de contact de la partie borne de circuit (16) est sollicitée vers le côté logement de connecteur (141) par des parties de déformation élastique (166, 167), est déplaçable dans la direction de l'épaisseur de la carte de circuit imprimé (11), et entre en contact tout en poussant la surface d'extrémité (212) de la borne de connecteur (21) vers le côté logement de connecteur (141).
PCT/JP2016/001036 2015-02-27 2016-02-26 Connecteur et dispositif de caméra le comportant Ceased WO2016136268A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP16755018.5A EP3264535B1 (fr) 2015-02-27 2016-02-26 Connecteur et dispositif de caméra le comportant
CN201680012192.5A CN107251330B (zh) 2015-02-27 2016-02-26 连接器及具备该连接器的摄像机装置

Applications Claiming Priority (2)

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JP2015-039027 2015-02-27
JP2015039027A JP6543961B2 (ja) 2015-02-27 2015-02-27 コネクタ、これを備えるカメラ装置および電子機器

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WO2016136268A1 true WO2016136268A1 (fr) 2016-09-01

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JP (1) JP6543961B2 (fr)
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JP2018181468A (ja) * 2017-04-05 2018-11-15 イリソ電子工業株式会社 コネクタ
JP2019021573A (ja) * 2017-07-20 2019-02-07 イリソ電子工業株式会社 コネクタ
CN112993632A (zh) * 2021-02-08 2021-06-18 深圳乔合里科技股份有限公司 超薄款防水浮动连接器及其制造方法
CN115398752A (zh) * 2020-03-11 2022-11-25 泰科电子连接解决方案有限责任公司 连接器组件
US20230411896A1 (en) * 2020-10-29 2023-12-21 Iriso Electronics Co., Ltd. Connector

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JP6998694B2 (ja) * 2017-07-20 2022-01-18 イリソ電子工業株式会社 コネクタおよび接続構造
IT201800009615A1 (it) 2018-10-19 2020-04-19 Mta Spa Morsetto per un terminale maschio.
CN109638585B (zh) * 2018-11-06 2021-06-04 九阳股份有限公司 一种防短路的连接器
JP6817526B2 (ja) * 2019-06-20 2021-01-20 ミツミ電機株式会社 コネクタ
CN110299652A (zh) * 2019-06-26 2019-10-01 宁波为森智能传感技术有限公司 一种连接器
DE102019214050A1 (de) * 2019-09-16 2021-03-18 Carl Zeiss Smt Gmbh Steckeranordnung, system und lithographieanlage
JP7315842B2 (ja) 2019-10-04 2023-07-27 ミツミ電機株式会社 コネクタおよび電子デバイス
JP7417203B2 (ja) 2020-10-13 2024-01-18 株式会社オートネットワーク技術研究所 ケース構成部材
JP7724747B2 (ja) * 2022-05-25 2025-08-18 日本オートマチックマシン株式会社 同軸コネクタと基板側コネクタの嵌合構造、同軸コネクタを含むデバイスモジュール、同軸コネクタの基板側接続部とリアケースとの嵌合部の封止構造、及び、同軸コネクタ

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Cited By (7)

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Publication number Priority date Publication date Assignee Title
JP2018181468A (ja) * 2017-04-05 2018-11-15 イリソ電子工業株式会社 コネクタ
JP2019021573A (ja) * 2017-07-20 2019-02-07 イリソ電子工業株式会社 コネクタ
CN115398752A (zh) * 2020-03-11 2022-11-25 泰科电子连接解决方案有限责任公司 连接器组件
US20230411896A1 (en) * 2020-10-29 2023-12-21 Iriso Electronics Co., Ltd. Connector
US12531382B2 (en) * 2020-10-29 2026-01-20 Iriso Electronics Co., Ltd. Connector
CN112993632A (zh) * 2021-02-08 2021-06-18 深圳乔合里科技股份有限公司 超薄款防水浮动连接器及其制造方法
CN112993632B (zh) * 2021-02-08 2023-10-31 深圳乔合里科技股份有限公司 超薄款防水浮动连接器及其制造方法

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Publication number Publication date
JP2016162556A (ja) 2016-09-05
EP3264535A4 (fr) 2018-11-07
CN107251330B (zh) 2020-07-24
CN107251330A (zh) 2017-10-13
EP3264535A1 (fr) 2018-01-03
EP3264535B1 (fr) 2022-03-30
JP6543961B2 (ja) 2019-07-17

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