CN108683097A - A kind of smoke exhaust fan dual power supply control cabinet - Google Patents

A kind of smoke exhaust fan dual power supply control cabinet Download PDF

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Publication number
CN108683097A
CN108683097A CN201810576018.4A CN201810576018A CN108683097A CN 108683097 A CN108683097 A CN 108683097A CN 201810576018 A CN201810576018 A CN 201810576018A CN 108683097 A CN108683097 A CN 108683097A
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CN
China
Prior art keywords
door plate
control cabinet
guide wheel
power supply
exhaust fan
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.)
Granted
Application number
CN201810576018.4A
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Chinese (zh)
Other versions
CN108683097B (en
Inventor
常加军
李银生
许伟
王星
王伟
常鑫
倪文龙
陈明
张万荣
陆燕
赵开封
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Rong Ma Electrical Appliance Co Ltd
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Rong Ma Electrical Appliance Co Ltd
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Publication date
Application filed by Rong Ma Electrical Appliance Co Ltd filed Critical Rong Ma Electrical Appliance Co Ltd
Priority to CN201810576018.4A priority Critical patent/CN108683097B/en
Publication of CN108683097A publication Critical patent/CN108683097A/en
Application granted granted Critical
Publication of CN108683097B publication Critical patent/CN108683097B/en
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Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a kind of smoke exhaust fan dual power supply control cabinets, it is related to controller switching equipment technical field, coil holder including babinet and in babinet, babinet side offers through-hole, through-hole is equipped with folding door, pushing block and impeller, left door plate includes several block-shaped identical movable plates, it is rotatablely connected by rotation axis between adjacent activities plate, rotation axis both ends slide be connected in the sliding slot of both sides respectively, the movable plate of left door plate end is rotatablely connected with pushing block, this control cabinet required space smaller when opening, permitted control cabinet installation number and packing density in same area can be increased, simultaneously operating personnel in small space to the installation of control cabinet, the interference smaller that maintenance and operation are subject to, operating efficiency higher.

Description

A kind of smoke exhaust fan dual power supply control cabinet
Technical field
The present invention relates to controller switching equipment technical fields, more particularly to a kind of smoke exhaust fan dual power supply control cabinet.
Background technology
Distribution box is that switchgear, measuring instrumentss, protection electric appliance and ancillary equipment are assembled in envelope by electrical wiring requirement Close or semiclosed metal safe in or screen width on, constitute low-tension distribution box.It can be connected by manual or automatic switch when normal operation Or by protection electric appliance cut-out circuit or alarm when disjunction circuit, failure or irregular operating.Operation can be shown by means of measuring instrumentss In various parameters, certain electric parameters can be also adjusted, to deviate normal operating conditions prompted or sent out signal.
The part that distribution box includes has including double power supply converting switch, breaker, A.C. contactor, electrothermal relay, centre Relay, insurance, button, indicator light, indicating meter, connecting terminal etc..Common distribution box has wooden and two kinds of made of metal.
Power controling box is also one kind of power distribution cabinet, is the final stage device of distribution system, will be opened by electrical wiring requirement Equipment, measuring instrumentss, protection electric appliance and ancillary equipment is closed to be assembled in closing or semiclosed metal safe or in screen width, composition Low-voltage distribution equipment is sent out, is matched, electric substation for each.Power controling box is usually mounted to the ground such as basement, switchgear house, forceful electric power well Side.
Currently, the Chinese patent of Publication No. CN107910789A discloses a kind of waterproof anti-explosion distribution box comprising outer Shell is fixedly connected with slope at the top of the shell, and the inner cavity of the shell is provided with partition board, is provided through on the partition board Position-limiting tube, the right side of the shell and is provided through power interface positioned at the bottom of partition board, the right side of the shell and is located at Turbofan is inlaid at the top of partition board, the shaft that passes on left of the shell front surface is connected with appliance cover, the dress It sets to cover and is provided with device lock, be fixedly connected on the right side of the shell inner cavity and lock the fixture block being equipped with, the dress with device It includes outside plate and inner panel to set lid.
Although this waterproof anti-explosion distribution box passes through the improvement of appliance cover and slope, position-limiting tube, power interface and web plate Be used cooperatively so that distribution box has the function of waterproof anti-explosion, avoid it is existing due to electronic box leak or by external impact and Caused electrical equipment damage, but power controling box is commonly installed vertical hinged door, in the smaller region in space, when distribution box number When more, the space that vertical hinged door needs is larger, limits the density of installation, while in installation and maintenance, easy pair of vertical hinged door Operating personnel form interference.
Invention content
In order to solve the above technical problems, the present invention provides a kind of smoke exhaust fan dual power supply control cabinet, including babinet and set In the coil holder in babinet, babinet side offers through-hole, and through-hole is equipped with
Folding door, including two sliding slots for being mutually parallel and being separately fixed at through-hole top margin and bottom edge position, are slidably connected at two Between root sliding slot and the identical left door plate of structure and right door plate, left door plate and right door plate are opened to both sides, left door plate and right door plate It is rotatably connected on through-hole two sides respectively;
Pushing block is slidably connected in sliding slot and is arranged with two pieces about sliding slot midpoint, and two pieces of pushing blocks are connected to left door plate With in right door plate for pushing left door plate and right door plate to open and close;
Impeller is set in babinet, and is separately connected two pieces of pushing blocks, for pushing pushing block to be slided toward and away from direction among sliding slot It moves;
Left door plate includes several block-shaped identical movable plates, is rotatablely connected by rotation axis between adjacent activities plate, rotation axis Both ends slide be connected in the sliding slot of both sides respectively, and movable plate and the pushing block of left door plate end are rotatablely connected.
Technique effect:When needing to open cabinet door to being operated or being overhauled in control cabinet, operating personnel can start promotion Part, impeller pull pushing block, and pushing block drives left door plate and right door plate to be opened simultaneously to both sides, since movable plate passes through between each other Rotation axis is rotatablely connected, and the movable plate of pushing block promotion end can be achieved with the folding of left door plate and right door plate.
Relative to existing control cabinet, the present invention required space smaller when opening can increase institute in same area The control cabinet installation number and packing density of permission, at the same operating personnel in small space to the installation of control cabinet, maintenance and Operate the interference smaller being subject to, operating efficiency higher.
The technical solution that the present invention further limits is:
Further, impeller includes the driving leading screw for being parallel to horizontal plane and being rotatably connected in babinet, and driving leading screw penetrates Pushing block is simultaneously threadedly coupled with pushing block, and driving leading screw drives rotation by the servo motor in babinet.
A kind of preceding smoke exhaust fan dual power supply control cabinet drives and is arranged with hand of spiral about its center on leading screw Opposite the first thread segment and the second thread segment, two pieces of pushing blocks are connected in the first thread segment and the second thread segment.
A kind of preceding smoke exhaust fan dual power supply control cabinet, impeller include for pushing left door plate, right door plate respectively Left push piece and right push piece, and the driving link for driving left push piece and right push piece synchronous movement.
A kind of preceding smoke exhaust fan dual power supply control cabinet, left push piece include the left push rod being connected on driving link, turn Dynamic the first left guide wheel and the second left guide wheel in babinet and being located along the same line, and height of being connected to is less than the first left guide wheel The left guide wheel of third;
Right push piece includes that the left push rod being correspondingly arranged, the first right guide wheel, the second right guide wheel and the right guide wheel of third, left push piece are pushed away with the right side Part is located at parallel surface and shifts to install.
A kind of preceding smoke exhaust fan dual power supply control cabinet, left push piece include Zola's rope, and Zola one end of restricting is connected to a left side On push rod, the other end bypasses the first left guide wheel, the second left guide wheel and the left guide wheel of third successively, and is connected to right push rod corresponding end;
Right push piece includes right drawstring, and right drawstring one end is connected to one end far from Zola's rope on left push rod, and the other end bypasses successively First right guide wheel, the second right guide wheel and the right guide wheel of third, and it is connected to right push rod corresponding position.
A kind of preceding smoke exhaust fan dual power supply control cabinet, Zola's rope and right drawstring penetrate two pieces of pushing block settings respectively, And connection fixed thereto.
A kind of preceding smoke exhaust fan dual power supply control cabinet, driving link include to be formed vertical line setting the first driving wheel and Second driving wheel, is linked between the first driving wheel and the second driving wheel by active drawstring, is additionally provided in babinet for driving the The electric rotating machine of one driving wheel rotation.
A kind of preceding smoke exhaust fan dual power supply control cabinet, movable plate are equipped with baffle, left-hand door close to the side of rotation axis Baffle is fitted on adjacent activities plate when plate and right door plate are closed.
The beneficial effects of the invention are as follows:
(1)When needing to open cabinet door to operating or overhauling in control cabinet in the present invention, operating personnel can start impeller, Impeller pulls pushing block, pushing block that left door plate and right door plate is driven to be opened simultaneously to both sides, since movable plate is between each other by turning Moving axis is rotatablely connected, and the movable plate of pushing block promotion end can be achieved with the folding of left door plate and right door plate;
(2)It can increase the same face relative to existing control cabinet, the present invention required space smaller when opening in the present invention Permitted control cabinet installation number and packing density in product, at the same operating personnel in small space to the installation of control cabinet, The interference smaller that maintenance and operation are subject to, operating efficiency higher;
(3)The output shaft of servo motor drives driving leading screw rotation in the present invention, due to the first thread segment and the on driving leading screw The setting of two thread segments, under the action of different directions screw thread, two pieces of pushing blocks can be slided to different directions, to drive left-hand door Plate and right door plate while closure or openness, achieve the effect that linkage;
(4)Electric rotating machine drives the rotation of the first driving wheel in the present invention, and under the action of active drawstring, left push rod and right push rod hang down Histogram upwards simultaneously and opposite direction move;And Zola's rope and right drawstring are connected to two by the guiding of three guide wheels On the opposite one side of block pushing block, when the first driving wheel rotates, it will be able to two pieces of pushing blocks be driven to be slid in opposite direction.And by It is each attached on two push rods in the both ends of Zola's rope and right drawstring, when the reverse rotation of the first driving wheel can drive two pieces to push away Block reverse shuffle.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment 1;
Fig. 2 is the schematic diagram for showing folding door in embodiment 1;
Fig. 3 is the schematic diagram for showing impeller in embodiment 1;
Fig. 4 is the schematic diagram for showing impeller in embodiment 2;
Wherein:1, babinet;12, through-hole;13, chamber door;2, folding door;21, sliding slot;22, left door plate;23, right door plate;24, movable Plate;25, rotation axis;26, baffle;3, pushing block;4, impeller;41, leading screw is driven;411, the first thread segment;412, the second screw thread Section;42, servo motor;5, left push piece;51, left push rod;52, the first left guide wheel;53, the second left guide wheel;54, the left guide wheel of third; 55, Zuo Lasheng;6, right push piece;61, right push rod;62, the first right guide wheel;63, the second right guide wheel;64, the right guide wheel of third;65, right Drawstring;7, driving link;71, the first driving wheel;72, the second driving wheel;73, electric rotating machine;74, active drawstring.
Specific implementation mode
Embodiment 1
A kind of smoke exhaust fan dual power supply control cabinet provided in this embodiment, structure are as shown in Figs. 1-3 comprising generally cuboid The babinet 1 of shape, 1 front of babinet offer through-hole 12, and 1 inside rear side wall of babinet is equipped with coil holder, switched in control cabinet etc. Element is fixed on coil holder surface.Folding door 2 is equipped in the through-hole 12 in 1 front of babinet, folding door 2 includes being set to 12 top and bottom of through-hole Sliding slot 21, and be slidably connected at the left door plate 22 and right door plate 23 of the left and right sides of sliding slot 21.
Left door plate 22 is identical with the structure of right door plate 23, and left door plate 22 includes several block-shaped identical movable plates 24, the length of movable plate 24 is identical as the height of through-hole 12.It is connected by rotation axis 25 between adjacent movable plate 24, is located at and slides Pushing block 3 is fixed on the movable plate 24 in 21 centre position of slot, pushing block 3 is slidably connected in sliding slot 21, when pushing block 3 is in sliding slot 21 When sliding, movable plate 24 can be driven to be rotated around rotation axis 25, to achieve the effect that fold left door plate 22.
The one side that movable plate 24 is connect with other movable plates 24 is equipped with baffle 26, when left door plate 22 and right door plate 23 are closed When conjunction, baffle 26 is connected on adjacent activities plate 24.Can so improve left door plate 22 and right door plate 23 sealing effect and Connectivity robustness.
Impeller 4 is additionally provided on 1 top surface of babinet, impeller 4 can push two pieces of sliding blocks to slide in the opposite direction, to Realize the keying of left door plate 22 and right door plate 23.Impeller 4 includes servo motor 42 and the rotation for being fixed on 1 inner surface of babinet The driving leading screw 41 being connected on 1 top surface of babinet, driving leading screw 41 are equipped with the first thread segment 411 and the second thread segment 412, the One thread segment 411 is opposite with the hand of spiral of the second thread segment 412.
Driving leading screw 41 is whole to be penetrated two pieces of pushing blocks 3 and is arranged, and is threadedly coupled with two pieces of pushing blocks 3, and pushing block 3 is located at the In one thread segment 411 and the second thread segment 412.When servo motor 42 drives driving leading screw 41 to rotate, direction it is opposite first Screw thread and the second screw thread can drive two pieces of pushing blocks 3 to slide round about.Since the both ends of rotation axis 25 slide connection respectively In the sliding slot 21 of upper and lower ends, when pushing block 3 slides, it will be able to left door plate 22 and right door plate 23 be pulled to slide round about And fold, complete the opening-closing process of folding door 2.
Embodiment 2
A kind of smoke exhaust fan dual power supply control cabinet provided in this embodiment, as shown in figure 4, difference from example 1 is that Impeller 4, impeller 4 include three parts, and one is the left push piece 5 for driving the sliding of left door plate 22 to fold, secondly to drive right door The right push piece 6 that the sliding of plate 23 folds, thirdly be while pushing 6 movable driving link 7 of left push piece 5 and right push piece.
The face that left push piece 5 and right push piece 6 are formed is mutually parallel.Left push piece 5 includes being rotatably connected in babinet 1 and positioned at same The first left guide wheel 52, the second left guide wheel 53 in one plane and the left guide wheel 54 of third, right push piece 6 include being rotatably connected on babinet 1 Interior and the first right guide wheel 62 in being generally aligned in the same plane, the second right guide wheel 63 and the right guide wheel of third 64.
First left guide wheel 52 and the second left guide wheel 53 are located at same straight line, and the height of the right guide wheel of third 64 is led less than first left side Take turns 52 and between the first left guide wheel 52 and the second left guide wheel 53.First right guide wheel 62, the second right guide wheel 63 and the third right side are led Wheel 64 is correspondingly arranged with the left guide wheel of the first left guide wheel 52, the second left guide wheel 53 and third 54 respectively.
Left push piece 5 further includes left push rod 51 and Zola's rope 55, and right push piece 6 further includes right push rod 61 and right drawstring 65.Zola Rope 55 is fixed on 51 rear end of left push rod, and upwardly extends, and is led respectively around the first left guide wheel 52, the second left guide wheel 53 and a third left side Wheel 54, end is fixed on 61 rear end of right push rod.
Corresponding, 65 one end of right drawstring is fixed on 51 front end of left push rod, and upwardly extends, and bypasses the first right guide wheel respectively 62, the second right guide wheel 63 and the right guide wheel 64 of third, end are fixed on 61 front end of right push rod.Zola's rope 55 penetrates at right door plate 23 Pushing block 3, right drawstring 65 penetrates the pushing block 3 at left door plate 22, and connection fixed thereto.
Left push rod 51 and right push rod 61 are each attached on driving link 7, and driving link 7 can drive left push rod 51 and right push rod 61 It is movable round about simultaneously.Driving link 7 includes the first driving wheel 71 on same vertical line and being rotatably connected in babinet 1 It is connected to first actively with the output shaft of the second driving wheel 72, and the electric rotating machine 73 that is fixed in babinet 1, electric rotating machine 73 On wheel 71.
Active drawstring 74,74 formation circumference from beginning to end of active drawstring are arranged between two driving wheels.Left push rod 51 is solid It is scheduled on the left side of active drawstring 74, right push rod 61 is fixed on the right side of active drawstring 74.When electric rotating machine 73 drives the first active 71 rotation of wheel, active drawstring 74 can pull left push rod 51 and right push rod 61 movable round about, to be restricted by Zola 55 and right drawstring 65 drive the sliding of two pieces of 3 negative directions of pushing block, achieve the purpose that unlatching and be closed folding door 2.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape At technical solution, fall within the scope of protection required by the present invention.

Claims (9)

1. a kind of smoke exhaust fan dual power supply control cabinet, including babinet(1), it is characterised in that:The babinet(1)Side offers logical Hole(12), through-hole(12)It is equipped with
Folding door(2), including two be mutually parallel and be separately fixed at through-hole(12)The sliding slot of top margin and bottom edge position(21), sliding It is dynamic to be connected to two sliding slots(21)Between and the identical left door plate of structure(22)And right door plate(23), left door plate(22)And right door plate (23)It is opened to both sides, left door plate(22)And right door plate(23)It is rotatably connected on through-hole respectively(12)Two sides;
Pushing block(3), it is slidably connected at sliding slot(21)It is interior and about sliding slot(21)Midpoint is arranged with two pieces, two pieces of pushing blocks(3)Point Left door plate is not connected to it(22)And right door plate(23)On for pushing left door plate(22)And right door plate(23)Folding;
Impeller(4), it is set to babinet(1)It is interior, and it is separately connected two pieces of pushing blocks(3), for pushing pushing block(3)Toward and away from cunning Slot(21)Intermediate direction sliding;
Left door plate(22)Including several block-shaped identical movable plates(24), adjacent activities plate(24)Between pass through rotation axis(25) Rotation connection, rotation axis(25)Both ends slide the sliding slot for being connected to both sides respectively(21)It is interior, left door plate(22)The movable plate of end (24)With pushing block(3)Rotation connection.
2. a kind of smoke exhaust fan dual power supply control cabinet according to claim 1, it is characterised in that:The impeller(4)Packet It includes and is parallel to horizontal plane and is rotatably connected on babinet(1)Interior driving leading screw(41), drive leading screw(41)Penetrate pushing block(3)And with Pushing block(3)It is threadedly coupled, drives leading screw(41)By being set to babinet(1)Interior servo motor(42)Drive rotation.
3. a kind of smoke exhaust fan dual power supply control cabinet according to claim 2, it is characterised in that:The driving leading screw(41) On about its center be arranged with the first opposite thread segment of hand of spiral(411)With the second thread segment(412), two pieces of pushing blocks (3)It is connected to the first thread segment(411)With the second thread segment(412)It is interior.
4. a kind of smoke exhaust fan dual power supply control cabinet according to claim 1, it is characterised in that:The impeller(4)Packet It includes for pushing left door plate respectively(22), right door plate(23)Left push piece(5)With right push piece(6), and for driving left push piece (5)With right push piece(6)The driving link of synchronous movement(7).
5. a kind of smoke exhaust fan dual power supply control cabinet according to claim 4, it is characterised in that:The left push piece(5)Packet It includes and is connected to driving link(7)On left push rod(51), be rotatably connected on babinet(1)It leads on first left side that is interior and being located along the same line Wheel(52)With the second left guide wheel(53), and height is less than the first left guide wheel(52)The left guide wheel of third(54);
Right push piece(6)Including the left push rod being correspondingly arranged(51), the first right guide wheel(62), the second right guide wheel(63)It is led with the third right side Wheel(64), left push piece(5)With right push piece(6)Positioned at parallel surface and shift to install.
6. a kind of smoke exhaust fan dual power supply control cabinet according to claim 5, it is characterised in that:The left push piece(5)Packet Include Zola's rope(55), Zuo Lasheng(55)One end is connected to left push rod(51)On, the other end bypasses the first left guide wheel successively(52), Two left guide wheels(53)With the left guide wheel of third(54), and it is connected to right push rod(61)Corresponding end;
Right push piece(6)Including right drawstring(65), right drawstring(65)One end is connected to left push rod(51)It is upper to restrict far from Zola(55)'s One end, the other end bypass the first right guide wheel successively(62), the second right guide wheel(63)With the right guide wheel of third(64), and be connected to the right side and push away Bar(61)Corresponding position.
7. a kind of smoke exhaust fan dual power supply control cabinet according to claim 6, it is characterised in that:Zola's rope(55)With Right drawstring(65)Two pieces of pushing blocks are penetrated respectively(3)Setting, and connection fixed thereto.
8. a kind of smoke exhaust fan dual power supply control cabinet according to claim 7, it is characterised in that:The driving link(7)Packet Include the first driving wheel to form vertical line setting(71)With the second driving wheel(72), the first driving wheel(71)With the second driving wheel(72) Between pass through active drawstring(74)Linkage, babinet(1)It is inside additionally provided with for driving the first driving wheel(71)The electric rotating machine of rotation (73).
9. a kind of smoke exhaust fan dual power supply control cabinet according to claim 1, it is characterised in that:The movable plate(24)It leans on Nearly rotation axis(25)Side be equipped with baffle(26), left door plate(22)And right door plate(23)Baffle when closing(26)It is fitted in adjacent Movable plate(24)On.
CN201810576018.4A 2018-06-06 2018-06-06 Dual-power control box of smoke exhaust fan Active CN108683097B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810576018.4A CN108683097B (en) 2018-06-06 2018-06-06 Dual-power control box of smoke exhaust fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810576018.4A CN108683097B (en) 2018-06-06 2018-06-06 Dual-power control box of smoke exhaust fan

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CN108683097A true CN108683097A (en) 2018-10-19
CN108683097B CN108683097B (en) 2023-10-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111853889A (en) * 2020-06-30 2020-10-30 苏亚东 Self-cleaning type oil smoke processor

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JP2005048374A (en) * 2003-07-30 2005-02-24 Comany Inc Structure of hinge part of folding door
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CN104612550A (en) * 2014-08-04 2015-05-13 深圳市门老爷科技有限公司 Heavy folding type automatic partition door
CN104612552A (en) * 2014-12-26 2015-05-13 广西平果铝安福门业有限责任公司 Multiple folding doors capable of automatically locking and opening controlled by a multi-link mechanism
CN204531921U (en) * 2015-01-27 2015-08-05 金杰 A kind of automatic folding door
CN105672861A (en) * 2016-03-20 2016-06-15 佛山市荣高智能科技有限公司 Novel folding door
CN105971465A (en) * 2016-07-11 2016-09-28 张冬明 Electric flat-opening push-pull type multiple door wardrobe
CN208369008U (en) * 2018-06-06 2019-01-11 荣马电器有限公司 Smoke exhaust fan dual power supply control cabinet

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005048374A (en) * 2003-07-30 2005-02-24 Comany Inc Structure of hinge part of folding door
CN203347618U (en) * 2013-07-02 2013-12-18 特威盾门业(苏州)有限公司 Lifting type folding door or window capable of being opened and closed conveniently
CN104612550A (en) * 2014-08-04 2015-05-13 深圳市门老爷科技有限公司 Heavy folding type automatic partition door
CN104612552A (en) * 2014-12-26 2015-05-13 广西平果铝安福门业有限责任公司 Multiple folding doors capable of automatically locking and opening controlled by a multi-link mechanism
CN204531921U (en) * 2015-01-27 2015-08-05 金杰 A kind of automatic folding door
CN105672861A (en) * 2016-03-20 2016-06-15 佛山市荣高智能科技有限公司 Novel folding door
CN105971465A (en) * 2016-07-11 2016-09-28 张冬明 Electric flat-opening push-pull type multiple door wardrobe
CN208369008U (en) * 2018-06-06 2019-01-11 荣马电器有限公司 Smoke exhaust fan dual power supply control cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111853889A (en) * 2020-06-30 2020-10-30 苏亚东 Self-cleaning type oil smoke processor

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