JPH11312552A - Lever mating connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enlarge temporary locking force for a locking part to temporarily lock a lever, and to prevent damages to the locking part at the some time. SOLUTION: A lever 12 is mounted on a boss part 18 provided projectedly turnably in a male connector 11 and by having the lever 12 is turned around the boss part 18 the male connector 11 is engaged with a female connector 13. A temporary locking piece 24 along a plate thickness direction of the lever 12 and a closed loop-like flexible space 25 to allow deflection of the locking piece 24 around the locking piece 24 are provided in the in-plane of the lever 12. A locking protrusion 19 inserted into the flexible space 25 to be locked to the locking piece 24 with respect to the thickness direction of the lever 12, so as to lock the lever 12 to the male connector 11 is provided in the male connector 11. A sliding protrusion 26 is provided to slide with the female connector 13 at connector engageming to deflect the temporary locking protrusion 24 to release locking to the locking protrusion 19.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a lever fitting type connector in which a connector is fitted to a mating connector by fitting a lever.

[0002]

2. Description of the Related Art FIG. 14 shows a conventional lever-fitting type connector.
It is structured to fit into. Lever 2 is male connector 1
Around the bosses 4 protruding from the left and right side walls.
A projection 5 is provided at the tip of the lever 2, and the projection 5 is provided inside a slit 6 provided at the tip of the male connector 1.
By engaging with the engaging hole 7 formed in the hood portion 3 of the female connector, the male connector 1 is prevented from coming off and fitted into the hood portion 3.

In such a lever fitting type connector, it is necessary to prevent the lever 2 attached to the male connector 1 from rotating unnecessarily, and therefore, a tongue piece 8 for temporarily locking the lever 2 is required. Is provided. The tongue 8 protrudes downward from the lower part of the lever 2 and has a locking hole 8.
By locking the lever 2 with a locking portion (not shown) formed on the inner surface of the hood portion 3, the lever 2 acts to temporarily lock the lever 2.

[0004]

However, in the conventional lever-fitting type connector, since the tongue 8 protrudes below the lever 2, the tongue 8 is easily bent in the thickness direction of the lever 2, and the thickness of this lever is small. There is a problem that the locking force is reduced by the bending in the direction. Further, the projection of the tongue piece 8 not only makes the lever 2 large, but also has a problem in that the tongue piece 8 interferes with surrounding members when the lever 2 is handled alone, and is damaged.

Accordingly, an object of the present invention is to provide a lever fitting type connector which can improve the strength of a member for temporarily locking a lever and prevent its breakage.

[0006]

To achieve the above object, according to the first aspect of the present invention, a lever is rotatably mounted on a boss protruding from a connector, and the lever is rotated about the boss. And a temporary engagement protruding piece along the thickness of the lever and bending of the temporary engagement protruding part around the temporary engagement protruding piece. A locking projection for providing a closed loop-shaped bending space in the plane of the lever and locking the lever to the connector by being inserted into the bending space and locking to the temporary locking protrusion in the thickness direction of the lever. Is provided on the connector,
A sliding projection that slides on the mating connector at the time of the fitting to deflect the temporary locking projection and release the engagement with the locking projection; I do.

In this structure, the temporary locking projection of the lever is locked to the locking projection of the connector, thereby temporarily locking the lever. The temporary locking projection of the lever is provided with a sliding projection, and when the sliding projection slides with the mating connector, the temporary locking projection is bent in the bending space. Is released.

In the present invention, the temporary locking projection extends along the thickness direction of the lever and locks with the locking projection in the thickness direction of the lever. Therefore, the entire thickness of the lever can be used as the locking allowance, so that the lever can be securely locked.

[0009] Thus, the temporary locking projection does not protrude beyond the thickness of the lever. In addition, the temporary locking projection and the bending space are provided in the plane of the lever, and the temporary locking projection is located inside the bending space. Therefore, since the temporary locking projection does not project from the lever and the temporary locking projection does not interfere with an external member, the temporary locking projection is not damaged and the lever can be downsized. it can.

Further, since the temporary locking projection and the bending space around the temporary locking projection are located in the plane of the lever, other parts of the lever exist around the bending space. As a result, the temporary locking projection is protected by the other portion of the lever around the bending space, and the temporary locking projection can be reliably prevented from being damaged.

A second aspect of the present invention is the invention according to the first aspect, wherein a plurality of the temporary locking projections, a bending space, and a locking projection are provided around the boss.

In the present invention, since the plurality of temporary locking projections, the bending space, and the plurality of locking projections are provided, the temporary locking projections are locked at a plurality of positions of the lever. Therefore, the locking force can be increased, and the lever can be reliably locked.

According to a third aspect of the present invention, there is provided a lever-fit type connector in which a lever is rotatably mounted on a boss protruding from a connector and the connector is fitted to a mating connector by rotating the lever about the boss. A temporary locking protrusion for temporarily locking the lever to the connector by locking to the connector, and a connector of the temporary locking protrusion allowing the bending of the temporary locking protrusion. A flexure space for releasing the lock is provided in the lever, and the provisional lock protrusion extends along the plate thickness of the lever, and the contact protrusion comes into contact with a mating connector when the lever is fitted. It is characterized by projecting outside the connector.

In this structure, when the lever is rotated to fit the connector to the mating connector, the temporary locking projection comes into contact with the mating connector, and the temporary locking projection flexes toward the space due to this contact. Bend. Since the temporary locking of the lever is released by the bending of the temporary locking projection, the lever can be rotated.

In the present invention, since the temporary locking projection extends along the thickness direction of the lever, the temporary locking projection does not protrude beyond the lever thickness, and the temporary locking projection does not break. At the same time, the lever can be downsized. In addition, since the temporary locking protrusion extending in the thickness direction of the lever locks with the connector in the thickness direction of the lever, all of the thickness of the lever can be used as a locking margin, so that the lever can be firmly secured. Can be locked.

According to a fourth aspect of the present invention, in the third aspect of the present invention, the connector is provided with a locking rib which the temporary locking projection abuts and locks.

According to the present invention, since the locking rib provided on the connector is locked to the temporary locking projection, the temporary locking projection can be reliably locked.

According to a fifth aspect of the present invention, there is provided a lever-fit type connector in which a lever is rotatably attached to a boss protruding from the connector and the connector is fitted to a mating connector by rotating the lever about the boss. And a lever that temporarily locks the lever to the connector by locking the lever from the thickness direction of the lever, and releases the temporary lock by abutting against the mating connector during the fitting to bend. A lance is provided on the connector.

In this structure, the lever is temporarily locked by the flexible lance provided on the connector being locked to the lever in the thickness direction of the lever. Further, when the connector is fitted to the mating connector, the flexible lance abuts on the mating connector and bends, so that the temporary locking is released and the lever can be rotated.

According to the present invention, the flexible lance is engaged with the lever in the thickness direction of the lever. For this reason, the entire thickness of the lever can be used as the locking allowance, and strong locking can be performed. Further, the lever does not need to be provided with a protruding member for locking, so that the lever can be downsized.

According to a sixth aspect of the present invention, in the fifth aspect, a detection window into which the flexible lance enters at a position where the connector is completely fitted to the mating connector is provided in the mating connector. And

According to the present invention, at the same time when the connector is completely fitted with the mating connector, the flexible lance enters the detection window of the mating connector. Therefore, the fact that the connector is completely fitted to the mating connector can be clearly detected visually.

A seventh aspect of the present invention is the invention according to the sixth aspect, wherein the flexible lance is formed with a convex portion that protrudes in the direction of the detection window and enters the detection window.

According to the present invention, the convex portion formed on the flexible lance enters the detection window and closes the detection window. It is easy to visually confirm that the detection window is closed, and it is possible to clearly detect that the connector is completely fitted to the mating connector.

The invention according to claim 8 is the invention according to claim 6, wherein the flexible lance and the mating connector have different colors.

In the present invention, since the flexible lance of a different color from the mating connector enters the detection window of the mating connector,
By visually observing the color change, it is possible to clearly detect the complete fitting of the connector.

[0027]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a lever fitting type connector according to the present invention. In each of the embodiments, the same portions are assigned the same reference numerals to correspond to each other.

FIG. 1 shows a lever fitting type connector according to a first embodiment of the present invention. A male connector 11 as a connector, a lever 12 and a mating connector with which the male connector 11 is fitted are shown. And a female connector 13.

The male connector 11 is a connector housing 1 in which a plurality of terminal accommodating chambers (not shown) for accommodating terminals are formed.
Four. Terminal accommodating room is connector housing 14
, And each terminal accommodating chamber faces a terminal extraction hole 15 (see FIGS. 3 to 5) formed in the female connector 13. Therefore, male connector 1
The terminal accommodating chamber in which the connector 1 is fitted into the female connector 13 communicates with the terminal extraction hole 15, and the mating terminal 16 extracted from the terminal extraction hole 15 by this communication (see FIG. 8).
Is inserted into the terminal accommodating chamber and makes conductive contact with the terminal in the terminal accommodating chamber, so that the connectors are electrically connected to each other.

Connector housing 14 of male connector 11
A cylindrical boss 18 protrudes from both side walls 17. The boss portion 18 is provided at a substantially central portion in the length direction of the connector housing 14 and rotatably supports the lever 12. Further, a locking projection 19 protrudes from a portion closer to one side in the length direction of the connector housing 14 than the boss portion 18. The locking projection 19 temporarily locks the lever 12 as described later.

The lever 12 includes a pair of left and right lever walls 20 and an operating unit 2 for connecting the pair of left and right lever walls 20 at the base end side.
1 is provided. The pair of lever walls 20 is a male connector 1
The connector housing 14 rotates along both side walls 17 of the connector housing 14. When the boss 18 protruding from the connector housing 14 is inserted, the boss 18 rotates about the boss 18. A lever projection 22 is formed on each end side of the lever wall 20. The lever projection 22 engages with the long hole-shaped engagement hole 23 of the female connector 13, and serves as a pivot point of the lever 12 when the male connector 11 is fitted to the female connector 13.

The operation section 21 performs an operation for rotating the lever 12. On the operation portion 21 side of the pair of lever walls 20, a temporary locking projection 24 and a bending space 25 are provided so as to be located in the plane of the lever wall 20.
The bending space 25 is in the shape of a U-shaped closed loop, and a portion hanging down at the center of the closed loop is a temporary locking projection 24. Thereby, the bending space 25 is located around the temporary locking projection 24, and allows the temporary locking projection 24 to bend toward the bending space 25 side.

The temporary locking projection 24 extends along the thickness direction of the lever wall 20 so that it does not protrude outward beyond the thickness of the lever wall 20. A sliding protrusion 26 is formed on the temporary locking protrusion 24. As will be described later, the sliding protrusion 26 slides the female connector 13 to bend the temporary locking protrusion 24.

By assembling the lever 12 to the male connector 11, the locking projection 19 provided on the connector housing 14 is inserted into the bending space 25 of the lever wall 20 and locked on the temporary locking projection 24. The locking of the locking projection 19 and the temporary locking projection piece 24 causes the lever 12 to be in the temporary locking state, thereby preventing unnecessary rotation. The locking projection 19 locks to the temporary locking projection 24 from a direction along the thickness direction of the lever wall 20.

The female connector 13 has a hood 27 with an open upper surface at the upper portion to which the male connector 11 is fitted. The above-described engagement hole 23 is provided on the side wall of the hood portion 27 with the connector 1.
It is formed in a long hole shape along the direction in which the first and the 13 are fitted. A sliding groove 28 in which the sliding protrusion 26 slides is formed in a portion of the hood 27 corresponding to the sliding protrusion 26 along the fitting direction of the connector. A guide slope 29 for guiding the slide protrusion 26 into the slide groove 28 is formed on the inner wall 27a of the hood 27 where the slide groove 28 is formed. Although not shown, a plurality of terminal extraction holes 15 through which the partner terminal 16 is extracted are formed on the bottom surface of the hood portion 27 (see FIGS. 3 to 5).

Next, the operation of fitting the connector according to this embodiment will be described. The lever 12 is assembled to the male connector 11, and the locking projection 19 of the male connector 11 is inserted into the bending space 25 and locked to the temporary locking projection 24. Locking lever 1
2 from the plate thickness direction, and the locking of the lever 12
Inadvertent rotation is prevented.

Then, the male connector 11 to which the lever 12 is assembled is inserted into the hood 27. In this insertion, the sliding protrusion 26 slides along the guide inclined surface 29, and the temporary locking protruding piece 24 provided with the sliding protrusion 26 is bent toward the bending space 25 by this sliding. For this reason, the temporary locking projection 24 is released from the locking with the locking projection 19 of the male connector 11, and the lever 12 becomes rotatable, and the male connector 11 is fitted to the female connector 13 by the rotation of the lever 12. be able to.

In such an embodiment, the temporary locking projection 24
Since the locking projection 19 is locked in the thickness direction of the lever 12, the entire thickness of the lever 12 can be used as a locking margin, and the lever 12 can be securely locked. It is hard to come off from the stop. Further, the temporary locking projection 24 is provided in the bending space 25.
, The temporary locking protruding piece 24 is
2 and does not interfere with external members, so that the temporary locking projection 24 is not damaged and the lever 12 can be downsized.

Further, in this embodiment, the bending space 25
Around the other part of the lever wall 20. This is because the temporary locking projection 24 and the bending space 25 are located in the plane of the lever 12. Reference numeral 30 denotes another portion of the lever wall 20 existing outside the bending space 25. As the other portion 30 of the lever wall 20 exists outside the bending space 25, the temporary locking projection 24 Can be protected by the other portion 30 around the bending space 25, and the breakage of the temporary locking projection 24 can be prevented.

FIGS. 2 to 5 show modifications of the first embodiment. In this embodiment, the temporary locking projection and the bending space are connected to the lever 1.
2 is provided in plurality. That is, a temporary locking projection 24 and a bending space 25 similar to those described above are provided on the right side of the boss portion 18, and another one is provided on the left side of the boss portion 18 on the lever projection 22 side. A temporary locking projection 31 and a bending space 32 are provided. The temporary locking projection 31 is provided with a sliding projection 33 similar to the sliding projection 26 described above. Further, the connector housing 14 of the male connector 11 is provided with locking projections 19, 34 for locking to the respective temporary locking projections 24, 31.

In this case, the bending space 3 on the lever projection 22 side
2 has an inverted U-shape opposite to the bending space 25, and therefore, the temporary locking projection 31 in the bending space 32 also
It is provided so as to be opposite to the temporary locking projection piece 24 on the fifth side. Further, in the hood portion 27 of the female connector 13, there is provided a slide groove 35 in which the slide protrusion 33 on the lever protrusion 22 side slides, and a guide slope 36 for guiding the slide protrusion 33 to the slide groove 35. Is provided.

FIGS. 3 to 5 show the fitting operation of the connector in this embodiment. In these figures, reference numeral 15 denotes a terminal extraction hole formed in the bottom wall 36 of the hood 27 of the female connector 13. Before the fitting, the locking projections 19 and 34 of the male connector 11 are locked to the temporary locking projections 24 and 31 from the thickness direction of the lever 12 as shown in FIG.

Then, as shown in FIG. 3, the male connector 11 to which the lever 12 is attached is inserted into the hood 27 from above. As the sliding protrusions 26 and 33 slide on the guide slopes 29 and 36 of the hood 27 by this insertion,
As shown in (1), the temporary locking projections 24 and 31 are bent toward the respective bending spaces 25 and 32, and the locking with the locking projections 19 and 34 is released. After this release, the lever 12 is rotated. As a result, the lever projection 22 is engaged with the engagement hole 23 of the hood portion 27 to serve as a pivot, so that the male connector 11 is fitted to the female connector 13 as shown in FIG.

In this embodiment, the temporary locking projections 24, 31, the bending spaces 25, 32 and the locking projection 1 are provided around the boss portion 18.
The provision of a plurality of 9 and 34 greatly increases the temporary locking force of the lever 12. For this reason, the temporary locking of the lever 12 is strengthened, and the temporary locking of the lever does not come off during routing and transport of the wire harness to the male connector 11, thereby improving workability.

[Second Embodiment] FIGS. 6 to 8 show a lever fitting type connector according to a second embodiment of the present invention. The lever 12 in this embodiment is provided with a temporary locking projection 40. The temporary locking projection 40 is formed by projecting the lever wall 20 in the plate thickness direction, and is provided by projecting the rear end of the lever wall 20 below the operation portion 21 outward. ing. The temporary locking projection 40 temporarily locks the lever 12 by locking to the male connector 11. The temporary locking projection 40 extends from the lever wall 20 so as to protrude outward from the connector housing 14 of the male connector 11, and the temporary locking projection 40 extends through the hood 27 of the female connector 13. Deflected by contacting the inner surface.

A bending space 41 is formed in the lever wall portion inside the temporary locking projection 40 at a position close to the temporary locking projection 40. The bending space 41 allows the temporary locking projection 40 to be bent, and the temporary locking of the lever 12 is released by the bending of the temporary locking projection 40.

In this embodiment, a locking rib 42 is formed on the connector housing 14 of the male connector 11. The locking rib 42 is a temporary locking projection 40 of the lever 12.
Are provided on both side walls 17 of the connector housing 14 so as to protrude therefrom. This locking rib 42
7, the temporary locking projection 40 of the lever 12 is locked by abutting from above, whereby the lever 12 is prevented from rotating in the direction in which the connector is fitted as shown in FIG. Temporarily lock. A rib groove 46 is formed in the hood 27 of the female connector 13 to accommodate such a locking rib 42.

In this embodiment, as shown in FIG. 7, the temporary locking projection 40 is locked to the locking rib 42 of the male connector 11, whereby the lever 12 is temporarily locked. When the male connector 11 is inserted into the hood portion 27 in this state,
The temporary locking protrusion 40 protruding outside the connector housing 14 of the male connector 11 abuts on the inner wall 27a of the hood 27 as shown in FIG. This contact causes the temporary locking projection 40 to bend in the direction of the bending space 41, so that the temporary locking projection 40 is released from being locked with the locking rib 42. Accordingly, the temporary lock of the lever 12 is released, the turning operation to the lever 12 is enabled, and the male connector 11 can be fitted to the female connector 13.

In this embodiment, in addition to the above, a temporary locking projection 43 and a bending space 44 allowing the bending of the temporary locking projection 43 are also provided at the tip of the lever 12 where the lever projection 22 is formed. Is provided. The temporary locking projection 43 is temporarily inserted into the elongated hole 45 formed in the connector housing 14 together with the lever projection 22 to temporarily lock the lever 12. The space 44 may be omitted if it is not necessary.

In this embodiment, since the temporary locking projection 40 that locks to the locking rib extends along the thickness direction of the lever 12, the temporary locking projection 40 is greater than the lever thickness. And the temporary locking projection 40 is not damaged, and the lever 12 can be downsized. Further, it is not necessary to consider the dimensions of the hood portion 27 that are equal to or greater than the plate thickness of the lever 12, and the hood portion 27 can be made thicker accordingly.

Further, since the temporary locking projection 40 extending in the thickness direction of the lever 12 is locked with the locking rib 42 in the thickness direction of the lever 12, the entire thickness of the lever 12 is locked. And the lever 12 can be firmly locked.

Third Embodiment FIGS. 9 to 11 show a lever fitting type connector according to a third embodiment of the present invention. In this embodiment, the male connector 11 is provided with a flexible lance 51. The flexible lances 51 are provided on both side walls 17 of the connector housing 14 of the male connector 11, and protrude from the side walls 17 on the operation portion 21 side of the lever 12.

The flexible lance 51 has a lower end side connecting portion 51a connected to both side walls 17 of the connector housing 14;
A main body 51b extending upward from the continuous portion 51a. The main body 51b has an interval 52 between the main body 51b and the connector housing 14, so that the main body 51b
Has flexibility capable of bending deformation. Also, the main body 5
The upper end 51c of the main body 1b is flat.
The upper end 51c of 1b contacts the lever 12 from the plate thickness direction and is locked.

Further, a convex portion 54 is formed at an upper portion of the main body portion 51b of the flexible lance 51. Convex part 54
Is formed by projecting the upper part of the main body 51b to the side, and the projection causes the projection 54 to abut on the inner wall 27a of the hood 27 as shown in FIG. This contact causes the flexible lance 51 to bend and deform.

On the other hand, the lever wall 20 of the lever 12 is integrally formed with a contact portion 53 with which the flexible lance 51 contacts. This abutment 53 slightly extends the lever wall 20.
Since it is formed only by extending and is formed at the same time when the lever 12 is formed, it can be easily provided. It is not necessary to provide the contact portion 53 as long as the flexible lance 51 contacts the lever 12 itself. A lance insertion groove 55 into which the flexible lance 51 is inserted is formed in the hood portion 27 of the female connector 13.

In this embodiment, as shown in FIG. 9, when the upper end 51c of the flexible lance 51 comes into contact with the contact portion 53 of the lever 12, the lever 12 is temporarily locked and the rotation is restricted. When the male connector 11 is inserted into the hood portion 27 in this state, as shown in FIG.
4 comes into contact with the inner wall 27 a of the hood 27 and is pushed toward the connector housing 14. As a result, the flexible lance 51 bends toward the connector housing 14, and as a result of this bending, the contact of the lever 12 with the contact portion 53 is released, and the lever 12 can be turned. .

In such an embodiment, the flexible lance 51
Abuts on the contact portion 53 of the lever 12 from the plate thickness direction to lock the lever 12. For this reason, the entire thickness of the lever 12 can be used as the locking allowance, and strong locking can be performed. Further, the lever 12 does not need to be provided with a protruding member for locking, so that the lever 12 can be downsized. Further, since the flexible lance 51 bends by contacting the inner wall 27a of the hood 27, there is no need to provide a member for bending the flexible lance 51, and the strength of the hood can be improved accordingly. it can.

FIGS. 12 and 13 show modifications of this embodiment. In this embodiment, a detection window 57 is formed in the hood 27 of the female connector 13. The detection window 57 is formed in the hood 27 so that the projection 54 of the flexible lance 51 can enter therein only when the male connector 11 is completely fitted in the hood 27. Therefore, in the case of incomplete fitting, the projection 54 of the flexible lance 51
Cannot enter the detection window 57.

In this embodiment, when the male connector 11 is inserted into the hood portion 27 and lowered, the convex portion 54 comes into contact with the inner wall 27a of the hood portion 27 and is pushed as shown in FIG. The temporary lock of 51 is released. Then, the male connector 1 is rotated by rotating the lever 12.
When 1 is completely fitted to the hood 27, the protrusion 54 enters the detection window 57, so that completeness can be visually detected. On the other hand, in the case of incomplete fitting, since the projection 54 does not enter the detection window 57, the incomplete fitting can be visually detected similarly.

In this embodiment, the flexible lance 51 and the hood 27 can have different colors. By making the colors different, when the protrusion 54 enters the detection window 57, the color in the detection window 57 changes. For this reason, the complete fitting of the male connector 11 can be detected by visually observing the color change.

[0061]

As described above, according to the first aspect of the present invention, the temporary locking projection and the locking projection are locked in the direction along the plate thickness of the lever. All can be used as a locking margin, and the lever can be firmly locked. Further, since the temporary locking projection is located inside the bending space, the temporary locking projection does not protrude from the lever, so that the temporary locking projection is not damaged and the lever is downsized. Can be.

According to the second aspect of the present invention, since the temporary locking projections and the locking projections are locked at a plurality of positions of the lever, the locking force can be increased, and the lever can be securely locked. can do.

According to the third aspect of the present invention, the temporary locking projection does not protrude outward beyond the thickness of the lever, the temporary locking projection does not break, and the lever can be downsized. Can be. Further, since the temporary locking projection is locked to the connector in the thickness direction of the lever, the entire thickness of the lever can be used as a locking margin, and the lever can be firmly locked.

According to the fourth aspect of the present invention, since the locking rib is locked to the temporary locking projection, the temporary locking projection can be reliably locked.

According to the fifth aspect of the present invention, since the flexible lance is locked to the lever in the direction of the thickness of the lever, the entire thickness of the lever can be used as a locking margin, and a strong locking can be achieved. It can be carried out.

According to the invention of claim 6, it is possible to clearly and visually detect that the connector is completely fitted to the mating connector.

According to the seventh aspect of the present invention, the blockage of the detection window by the projection can be visually confirmed, so that the complete fitting of the connector can be clearly detected.

According to the eighth aspect of the present invention, it is possible to clearly detect the complete fitting of the connector by visually observing the color change.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment before fitting.

FIG. 2 is a perspective view showing a modification of the first embodiment having a plurality of locking portions.

3 is a sectional view of the embodiment of FIG. 2 before fitting.

FIG. 4 is a cross-sectional view of the embodiment of FIG. 2 during fitting.

FIG. 5 is a sectional view of the fitting state of the embodiment of FIG. 2;

FIG. 6 is a perspective view of a second embodiment.

FIG. 7 is a side view of a locked state according to the second embodiment.

FIG. 8 is a side view of the unlocked state of the second embodiment.

FIG. 9 is a perspective view of a locked state according to a third embodiment.

FIG. 10 is a perspective view of a lock release state according to a third embodiment.

FIG. 11 is a sectional view showing the operation of the third embodiment.

FIG. 12 is a perspective view showing a modification of the third embodiment.

FIG. 13 is a sectional view showing an operation of a modification of the third embodiment.

FIG. 14 is a perspective view of a conventional lever fitting type connector.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Male connector 12 Lever 13 Female connector 18 Boss part 19 34 Locking projection 24 31 Temporary locking protruding piece 25 32 Flexure space 26 33 Sliding projection 40 Temporary locking protrusion 41 Flexure space 42 Locking rib 51 Flexible lance 54 Convex part 57 Detection window

Claims (8)

[Claims] 1. A lever-fit type connector in which a lever is rotatably attached to a boss protruding from a connector and the connector is fitted to a mating connector by rotating the lever about the boss. A provisional locking projection along the plate thickness of the lever and a closed loop-shaped bending space that allows the temporary locking projection to bend around the temporary locking projection are provided in the plane of the lever. The connector is provided with a locking projection that locks the lever to the connector by locking the lever to the connector in the thickness direction of the lever with the temporary locking protruding piece, and the temporary locking protruding piece, A lever-fit type connector, wherein a sliding protrusion is provided for sliding with the mating connector to bend the temporary locking projection to release the locking with the locking projection. 2. The lever fitting type connector according to claim 1, wherein a plurality of said temporary locking projections, a bending space, and a locking projection are provided around the boss portion. 3. A lever fitting type connector in which a lever is rotatably mounted on a boss protruding from a connector and the connector is fitted into a mating connector by rotating the lever about the boss. A temporary locking projection that temporarily locks the lever to the connector by locking to the connector, and allows the bending of the temporary locking projection to release the locking of the temporary locking projection to the connector. A bending space is provided in the lever, and the temporary locking protrusion extends along the plate thickness of the lever,
A lever-fit type connector, wherein the connector projects out of the connector so as to come into contact with a mating connector when the lever is fitted. 4. The lever-fit type connector according to claim 3, wherein the connector is provided with a locking rib which the temporary locking projection abuts and locks. 5. A lever fitting type connector in which a lever is rotatably attached to a boss portion protruding from a connector, and the connector is fitted to a mating connector by rotating the lever about the boss portion. The connector is provided with a flexible lance that releases the temporary lock by locking the lever from the thickness direction of the lever and temporarily locking the lever to the connector, and releasing the temporary lock by abutting against the mating connector during the fitting. A lever fitting type connector characterized by being provided. 6. The lever fitting type according to claim 5, wherein a detection window into which the flexible lance enters at a position where the connector is completely fitted to the mating connector is provided in the mating connector. connector. 7. The lever fitting type connector according to claim 6, wherein the flexible lance is formed with a projection projecting toward the detection window and entering the detection window. 8. The lever fitting type connector according to claim 6, wherein the flexible lance and the mating connector have different colors.