JP3470617B2 - Lever connector - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a lever-type connector.

[0002]

2. Description of the Related Art FIG. 30 and FIG.
The lever type connector 100 and the mating connector 101 disclosed in No. 020 are shown. Lever type connector 10
0 is a housing 10 that can accommodate the male terminal fitting 102
4 and a lever 105 that is assembled by sandwiching the housing 104 from above and below. A hood portion 103 capable of accommodating the mating connector 101 is provided on the front side of the housing 104 (the mating side with the mating connector 101). The housing 104 is further provided with a lever cover portion 107 that covers a part of the outer surface of the lever 105 outside the hood portion 103.

A bearing hole 1 is formed in both legs 105A of the lever 105 (a portion sandwiching the upper and lower sides of the housing 104).
10 is opened, and a rotating shaft 106 projecting from the outer wall of the hood 103 is rotatably assembled therein. The leg 105A is housed in a space provided between the hood 103 and the lever cover 107. Further, on the front end edge of the leg portion 105A, a pair of upper and lower cam portions 108 of the mating connector 101 (FIG. 3) are provided.
At 0, only the upper surface side is shown).

In order to fit both connectors 100 and 101, the mating connector 101 in the state shown in FIG.
Is assembled in the P arrow direction, and is inserted inside the hood 103. Then, the pair of upper and lower cam portions 108 is connected to the leg portion 105A.
It fits in the cam receiving portion 109. Where the lever 10
When 5 is rotated in the direction of arrow Q in FIG.
As the connector moves along the cam receiving portion 109, both connectors 100 and 101 move in the assembling direction. And
When the lever 105 is rotated to a predetermined position, the connectors 100 and 101 are completely fitted (see FIG. 31).

[0005]

By the way, the lever-type connector 100 has the following improvements.
First, since the lever 105 is assembled on the outside of the hood 103, the lever cover 10 is provided to protect the lever.
7 has to be installed, and the lever type connector 10
The dimension of 0 becomes large in the vertical direction.

Although a part of the lever 105 is covered by the lever cover 107, the rotation center portion of the lever 105 including the rotation shaft 106 and the periphery of the cam receiving portion 109 are exposed to the outside. However, the protection was not sufficient.

Further, the lever 105 is attached to the housing 104.
First, the leg portion 105A of the lever 105 is pushed into the space formed by the hood portion 103 and the lever cover portion 107, and then the rotation shaft 106 of the hood portion 103 is inserted into the bearing hole 110 of the leg portion 105A. It had to go through a two-step operation of fitting the.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a lever-type connector whose size is reduced in the direction in which a lever holds a housing. The purpose of the present invention is to provide a lever-type connector which reduces the degree of exposure of the lever and has good operability in assembling the lever and the housing.

[0009]

A lever type connector according to the invention for solving the above-mentioned problems is a housing having a hood portion capable of accommodating a mating connector,
It has a pair of legs and holds the housing between the legs.
One cam receiver which allows draw mating connector to induce cam portion provided in the mating connector into the hood portion to the receptacle by pivotally assembled and the rotation operation is formed A lever and a deformation restricting portion which is provided in the vicinity of the rotation center of the lever in the hood portion and presses the expansion deformation from the outside when a force for expanding and deforming the lever is applied in accordance with the rotation operation of the lever. In the lever-type connector, the deformation restricting portion is integrally formed to bulge from an outer surface of the hood portion, and an inner surface thereof has a step with respect to an inner surface of the hood portion.
The outer ends of the two leg pieces
A lever accommodating space capable of accommodating the sandwiching portion formed in the portion
And the lever is housed in this lever housing space.
The inner surface of the holding portion and the inner portion of the hood portion
It is characterized in that it is almost flush with the surface .

According to a second aspect of the present invention, there is provided the first aspect of the present invention, wherein an opening for incorporating the lever is formed in a part of the deformation restricting portion, and the opening is formed in the opening. It is characterized in that it opens toward the side opposite to the mating direction of the mating connector.

According to a third aspect of the present invention, in any one of the first or second aspects, the center of rotation of the lever projects toward either one of the lever and the hood portion. And a shaft portion provided on the other side and rotatably receiving the shaft portion,
It is characterized in that the lever is housed in the deformation restricting portion in accordance with an operation of assembling the shaft portion and the bearing portion while narrowing and deforming the lever.

The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein an end surface of the deformation restricting portion facing the mating connector is a protective surface for the lever. It is characterized in that it is formed in a closed shape.

[0013]

According to the invention of claim 1, when the lever is pivotally operated in order to fit or separate the two connectors, a force for expanding and deforming the lever acts. At this time, the inner side of the deformation restricting portion provided in the hood portion acts so as to hold down the expansion deformation of the lever from the outer side. Since the deformation restricting portion is integrally formed from the outer surface of the hood portion, it is not necessary to provide another member for restricting the expanding deformation of the lever. Further, since the inner surface of the hood portion and the portion including the rotation center of the lever are substantially flush with each other, the size of the connector to which the lever is assembled can be reduced.

According to the second aspect of the present invention, in order to assemble the lever into the housing, the lever is inserted through the lever-incorporating opening which is opened toward the side opposite to the fitting direction in which both connectors are fitted. Assemble.

According to the invention of claim 3, if the operation of assembling the shaft portion and the bearing portion is performed while the lever is constricted and deformed,
The lever is housed in the deformation restricting portion.
Therefore, the operation of rotatably assembling the lever and the operation of housing the lever in the hood portion can be performed by one operation.

According to the invention of claim 4, the end face of the lever facing the mating connector is closed by the deformation restricting portion. Therefore, the lever is not exposed to the outside and is protected from external force.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION Next, embodiments of the present invention will be described in detail with reference to FIGS. Figure 1
As shown in, the lever type connector 1 and the mating connector 2
And are formed so that they can be fitted to each other. The two connectors 1 and 2 are fitted to each other by assembling them from the position shown in FIG. 1 in a direction in which they are joined to each other and rotating the lever 7 in the direction of the arrow R.

First, the mating connector 2 will be described with reference to FIGS. In the following description, the side where the connectors 1 and 2 are fitted together is referred to as the front side. Inside the mating connector 2, the male terminal fitting 3
Is housed. The male side terminal fitting 3 is bent in an L shape, and one end side thereof is a connecting tab 3A protruding toward the front side, while the other end side is protruding downward. , Is inserted into a hole of a printed circuit board (not shown). On the front part of the mating connector 2, a connecting tab 3A is provided.
A skirt portion 4 is provided so as to cover the periphery of the. The skirt portion 4 can be housed inside the hood portion 5 of the lever-type connector 1. At the center of the internal space of the skirt portion 4, a dividing wall 4A is provided to divide the space into left and right. This is adapted to the fact that the internal structure of the lever-type connector 1 is a pair of symmetrical left and right as will be described later. Further, a pair of upper and lower cam portions 6 are provided at the center of the skirt portion 4 so as to project. The cam portion 6 is slidably attached to a cam receiving portion 8 of a lever 7 described later.

Now, FIG. 6 shows an exploded perspective view of the lever-type connector 1. Lever-type connector 1 of the present embodiment
Is formed by being divided into a plurality of members. First, each member will be briefly described.
A housing main body 9 capable of accommodating the rear portion of the female-side terminal metal fitting 51 (only shown in FIG. 27), a sub-housing 11 assembled to the housing main body 9 and capable of accommodating the front portion of the terminal metal fitting 51, A retainer 12 that is assembled between the housings 9 and 11 to prevent the terminal fitting 51 from coming off, and a waterproof seal 15 that is assembled in the hood portion 5 of the housing body 9 to waterproof the assembly portion with the mating connector 2. A lever 7 that is rotatably assembled to the housing body 9, a waterproof plug 13 that is assembled from the rear of the housing body 9 to protect each terminal fitting 51 from water, and a retaining member 14 that prevents the waterproof plug 13 from coming off.
And a cover 10 that covers the rear end of the housing body 9. Of these, the waterproof plug 13 is provided at a position aligned with the position of the cavity 20 in which each terminal fitting 51 is housed.
An assembly hole 13A is provided so as to penetrate therethrough.

As shown in FIG. 6, the housing body 9 has a laterally long shape, and is divided into a pair of left and right terminal fittings 51 to be accommodated in a pair of symmetrical sections. Then, in accordance with this, the sub housing 1
Regarding the respective members of 1, 1, the retainer 12, the waterproof seal 15, and the waterproof plug 13, the same left and right members are assembled to the housing body 9.

The cover 10 is open to the front side, and an electric wire lead-out portion 10A is provided on the lower right side in FIG. The cover 10 covers the rear part of the housing main body 9 and guides the direction in which the electric wire 52 connected to the terminal fitting 51 is led out. Further, a plurality of cover engaging pieces 31 are provided so as to be slightly bent and deformable from the front end edge of the cover 10. An engagement hole 31A is opened at the center of each cover engagement piece 31, and the cover engagement protrusion 32 of the housing body 9 is engaged with the engagement hole 31A to prevent the cover 10 from coming off. In addition, a rotation restricting protrusion 45 is provided on the outer wall of the wire lead-out portion 10A. This rotation restriction protrusion 4
The second engagement hole 46 </ b> A of the lever 7 can be engaged with 5.

Next, the retaining member 14 will be described with reference to FIGS. The retaining member 14 is formed as a thin plate having a size capable of being housed inside the housing body 9 as a whole, and a through hole 16 capable of penetrating the terminal fitting 51 in accordance with the position of the cavity 20 of the terminal fitting 51 has a front-back direction. It is open to. Further, the engaging pieces 1 are attached to the upper, lower, left and right sides of the retaining member 14 in the direction of being assembled to the housing body 9.
7 is projected. Each engagement piece 17 is slightly bendable and deformable, and an engagement hole 17A capable of engaging with the engagement protrusion 18 of the housing body 9 is opened in the center thereof.

Next, the retainer 12 will be described with reference to FIGS. 11 to 14. As described above, the same retainer 12 is attached to the housing main body 9 in a left-right pair. The retainer 12 is formed in a thin plate shape as a whole, and an insertion hole 19 through which the terminal fitting 51 can be inserted is opened in the front-rear direction according to the position of the cavity 20.

In FIG. 13, the left and right dimensions of the insertion hole 19 are
While it is almost the same as the left and right dimensions of the terminal fitting 51,
The vertical dimension of the insertion hole 19 is made higher than the vertical dimension of the terminal fitting 51. The retainer 12 is the housing body 9
A temporary locking position that allows the terminal fitting 51 to be inserted and removed,
Two locking positions are set, a deep locking position deeper than the temporary locking position and a main locking position for restricting the insertion and removal of the terminal fitting 51. At the temporary locking position, the hole edge of the insertion hole 19 is
The cavity 20 formed by the housing body 9 and the sub-housing 11 is completely open in the front-rear direction. On the other hand, at the main locking position, the engagement edge 19A provided on the upper edge of the insertion hole 19 projects above the cavity 20 and engages with the terminal fitting 51.

Further, a slide assembly hole 21 which is continuous in the vertical direction is provided substantially in the center of the retainer 12.
A slide guide protrusion 22 provided on the housing body 9 is attached to the retainer 12 so that the retainer 12 can slide between the temporary locking position and the main locking position. In addition, the retaining pieces 2 of the sub-housing 11 are provided on the left and right sides of the retainer 12.
A retaining piece through hole 30 is provided to allow 6 and 27 to penetrate. The vertical length of each retaining piece through hole 30 is equal to the retaining piece 2
6 and 27 are formed to be longer than the vertical length, and the retainer 1 is formed even when both housings 9 and 11 are engaged.
2 can slide between both the temporary locking position and the final locking position.

Further, an operation projection 23 is provided on the upper end portion of the retainer 12 so as to project. The operation projection 23 is provided with an operation groove 23A from the front to the central portion, and the retainer 12 can be moved to the temporary locking position or the main locking position by a jig (not shown).

Next, the sub-housing 11 will be described with reference to FIGS. The same sub-housings 11 are assembled to the housing body 9 in a pair of left and right. A second sub-cavity 24 capable of accommodating the front side of the terminal fitting 51 is formed in the sub-housing 11 by opening back and forth. Second sub-cavity 2
The rear end of No. 4 is opened according to the shape of the terminal fitting 51, while the front end is made small as a tab insertion hole 24A. A lance 25 elastically engageable with the terminal fitting 51 is provided to project obliquely forward from the inner wall surface of the lower side of the second sub-cavity 24.

Further, three retaining pieces 26 and 27 are provided on the left and right sides of the rear surface of the sub-housing 11, respectively. Of these, the center retaining piece 27 is slightly bendable and deformable in the vertical direction, and a locking hole 27A penetrating in the vertical direction is opened in the center thereof. The locking hole 27A has a locking projection 2 provided on the housing body 9.
8 can be locked. Further, the pair of upper and lower retaining pieces 26 sandwiching the retaining piece 27 is capable of slightly bending and deforming in the vertical direction, and a tip thereof is provided with a retaining projection 26A in a direction opposite to each other. . The retaining projection 26A can be locked to the locking edge 29 of the housing body 9. In this way, by engaging the retaining pieces 26, 27 with the housing body 9, both housings 9,
11 is held in the retaining state.

Next, the housing body 9 will be described with reference to FIGS. Inside the housing body 9, a first sub-cavity 33 capable of accommodating the latter half of the terminal fitting 51 is provided with an opening in the front and rear. Each first sub-cavity 33 is provided in alignment with the position of the second sub-cavity 24 of the sub-housing 11, and the cavity 20 is formed by combining the two sub-cavities 24 and 33.

A hood portion 5 capable of accommodating the mating connector 2 is projectingly provided on the front portion of the housing body 9, and terminal fittings 51 are arranged symmetrically in the inner space of the hood portion 5. It is like this. Inside the hood part 5,
A pair of left and right slide guide projections 22 are provided so as to project forward. The retainer 12 penetrates and is attached to each slide guide protrusion 22.

A pair of deformation regulating portions 34 are formed above and below the hood portion 5 so as to integrally bulge in a trapezoidal shape from the outer surface. The inner surface 34A of the deformation restricting portion 34 is stepped outward with a step with respect to the inner surface 5A of the hood portion 5, whereby a lever accommodating space 37 capable of accommodating the holding portion 41 of the lever 7 is provided. There is. When the lever 7 is housed in the lever housing space 37, the inner surface 4 of the holding portion 41 is
1A and the inner surface 5A of the hood portion 5 are substantially flush with each other. Further, a bearing portion 36 that rotatably assembles the shaft portion 35 of the lever 7 is opened in a circular shape at a position rearward of the center of each deformation restricting portion 34. Bearing part 3
From 6 to the rear end of the deformation restricting portion 34, a guide surface 40 is formed so that the shaft portion 35 can be smoothly received.

On the rear side of the lever accommodating space 37, the lever 7
While being opened as an opening 37A for assembling, the front side of the lever accommodating space 37 is closed as a protection surface 38 for protecting the front end surface of the lever 7. A notch 39 that can receive the cam portion 6 of the mating connector 2 is provided at the center of the protective surface 38. The notch 39 is adapted to be aligned with the cam receiving portion 8 of the lever 7 when the lever 7 is at the fitting start position, whereby the cam portion 6 can be fitted into the cam receiving portion 8. ing. The retainer 12 is provided above and below the hood portion 5.
A pair of left and right jig insertion grooves 42 that allow a jig (not shown) to be engaged with the operation groove 23A is opened. In addition, in FIG. 18, in the upper and lower parts of the left upper end of the hood part 5,
A protruding portion 48 protruding in a tapered trapezoidal shape is provided, and a rotation restricting protrusion 43 is protruded here. By engaging the first engagement hole 44 of the lever 7 with the rotation restricting protrusion 43, the rotation of the lever 7 is restricted.

Next, the lever 7 will be described with reference to FIGS. The lever 7 includes a pair of leg pieces 47.
The housing main body 9 can be held between the leg pieces 47. Both leg pieces 47 are elastically bendable and deformable in the expansion direction or the constriction direction. The lever 7 is rotatably attached to the housing body 9 with the shaft portion 35 as a rotation center. Both legs 47
A pair of holding portions 41 are provided at the tip end portion of
The shaft portion 3 protruding outward is provided substantially at the center of the holding portion 41.
5 are provided. Further, the cam receiving portions 8 are formed in a groove shape on the opposing surface sides of the sandwiching portions 41, respectively. The cam receiving portion 8 is open to the lower edge in FIG. 22, and the cam portion 6 of the mating connector 2 can be fitted therein.

As the lever 7 rotates, the cam portion 6 slides along the cam receiving portion 8 so that both connectors 1,
The two can be moved in a direction in which they are fitted or separated from each other. In FIG. 22, the wall surface forming the cam receiving portion 8 is slightly raised to provide a temporary engagement protrusion 50 at a position slightly behind the opening of the cam receiving portion 8. In the fitting operation of both the connectors 1 and 2, the cam portion 6 is fitted into the cam receiving portion 8 in the initial stage, and the provisional engaging projection 50 is passed over and the cam portion 6 is positioned on the back side of the cam receiving portion 8. Both connectors 1 and 2 are temporarily engaged. This temporary engagement prevents the connectors 1 and 2 from being detached when the lever 7 starts to rotate.

Further, in FIG. 25, a pair of recesses 49 is provided on the lower side of the center of the two leg pieces 47 on the surface side facing each other.
Is recessed in a trapezoidal shape. The projecting portion 48 of the housing body 9 can be fitted into the recess 49, and the first engaging hole 44 that can be engaged with the rotation restricting protrusion 43 is opened at substantially the center of the recess 49. There is. First engagement hole 4
4 is engaged with the rotation restricting protrusion 43, the lever 7
Is at the mating start position, and at this time, the cam receiving portion 8 of the lever 7 and the notch 39 of the housing body 9 are aligned with each other so that the cam portion 6 of the mating connector 2 can be received.

Further, in FIG. 25, above the base end portions of both leg pieces 47 (the portions where both leg pieces 47 are connected),
A rotation restricting piece 46 is provided. A second engagement hole 46A is formed in the center of the rotation restricting piece 46 so that the rotation restricting protrusion 45 of the cover 10 can be engaged therewith. When the second engagement hole 46A and the rotation restricting protrusion 45 are engaged, the lever 7 is at the fitting end position, and at this time, the connectors 1 and 2 have reached the position where they are properly fitted.

Next, the operation and effect of this embodiment configured as described above will be described with reference to FIGS. 26 to 29. The operation of assembling the housing body 9 and the lever 7 will be described below. First, the lever 7 and the housing body 9 are positioned so that the opening side of the cam receiving portion 8 is located at the rear portion of the housing body 9, and the holding portion 41 is pushed in from the opening 37A of the lever accommodating space 37. If it is pushed in as it is, the shaft portion 35 and the rear end edge of the deformation regulating portion 34 come into contact with each other. Therefore, the both leg pieces 47 of the lever 7 are pushed in the directions in which they are close to each other and are pushed in while being deformed. At this time, a smooth assembling operation can be performed by advancing the assembling with the end edge of the shaft portion 35 along the guide surface 40.

In this state, the lever 7 is further attached to the deformation regulating portion 3
When pushed in to the 4 side, the shaft portion 35 reaches the bearing portion 36. Here, if the pressing on both leg pieces 47 is stopped and the return deformation is performed,
The lever 7 is rotatably assembled around the shaft portion 35.

Thus, when the assembly of the lever-type connector 1 is completed, the lever 7 is engaged at the fitting start position as shown in FIGS. 26 and 27. At this fitting start position, the first engagement hole 44 of the lever 7 and the rotation restricting protrusion 43 of the housing body 9 are engaged with each other, and the rotation of the lever 7 is restricted. Further, at this time, since the cam receiving portion 8 and the notch 39 are aligned with each other, the fitting operation of both connectors 1 and 2 can be started.

When fitting the two connectors 1 and 2, the skirt portion 4 of the mating connector 2 is pushed into the hood portion 5 of the lever-type connector 1, and the cam portion 6 is inserted into the cam receiving portion 8. When the cam portion 6 gets over the temporary engagement protrusion 50 of the cam receiving portion 8, both connectors 1 and 2 are assembled at the temporary engagement position.

Here, by rotating the lever 7 in the direction of arrow D in FIG. 28 (A) or FIG. 29 (A), the cam portion 6 slides along the cam receiving portion 8 and both connectors 1, 2 Moves in the mating direction. During the rotation operation of the lever 7, a force acts to expand and deform the leg piece 47 of the lever 7. At this time, the inner surface 34A of the deformation restricting portion 34 provided on the hood portion 5 acts so as to hold down the expansion deformation of the lever 7 from the outside.

When the lever 7 is rotated to a predetermined position,
The rotation restricting protrusion 45 is provided in the second engagement hole 46A of the rotation restricting piece 46.
Engage to reach the fitting end position. At the fitting end position, the connectors 1 and 2 are close to the regular fitting position, and the male and female terminal fittings 3 and 51 are internally connected.
For the operation of releasing the fitting of the connectors 1 and 2 and separating them, the lever 7 may be rotated in the opposite direction to the above.

As described above, according to the present embodiment, since the deformation restricting portion 34 for restricting the expanding deformation of the lever 7 during the rotating operation is integrally formed from the outer surface of the hood portion 5, the lever 7 is formed. It is not necessary to provide another member to control the expansion deformation of the. Further, since the inner surface 5A of the hood portion 5 and the inner surface 41A of the holding portion 41 of the lever 7 are substantially flush with each other, the size of the lever-type connector 1 can be reduced in the direction in which the lever 7 is assembled.

Further, in order to assemble the lever 7 to the housing body 9, the lever 7 is assembled from the opening 37A opened toward the side opposite to the fitting direction of the connectors 1 and 2. In addition, when the shaft portion 35 and the bearing portion 36 are assembled while the leg pieces 47 of the lever 7 are narrowed and deformed, the lever 7 is housed in the deformation restricting portion 34. Therefore, the operation of rotatably assembling the lever 7 and the operation of housing the lever 7 in the hood portion 5 can be performed by one operation.

The end surface of the lever 7 on the side facing the mating connector 2 is covered with a protective surface 38 that closes the front portion of the deformation restricting portion 34. Therefore, the front end portion of the lever 7 is not exposed to the outside and is protected from external force. The lever 7 is mounted inside the hood portion 5 of the housing body 9. Therefore, as compared with the length of the conventional cam portion 108, the cam portion 6 is not
The thickness can be shortened. Therefore, the strength of the cam portion 6 can be improved.

The present invention is not limited to the above-mentioned embodiment, and for example, the following ones are also included in the technical scope of the present invention. (1) In the present embodiment, the lever is assembled in the housing in the opposite direction to the direction in which both connectors are fitted. However, according to the present invention, the assembling direction of the lever to the housing and the mating direction of both connectors may be the same. (2) In the present embodiment, the rotation shaft portion of the lever has the shaft portion projecting from the lever side and the bearing portion provided on the hood side. According to the present invention, the reverse configuration may be adopted.
Further, the shaft portion may project from one of the two holding portions of the lever, the bearing portion may be provided on the other, and the lever may be assembled to the hood portion. (3) In this embodiment, the lever-type connector is the female side and the mating connector is the male side, but according to the present invention, the male and female may be reversed. (4) In the present embodiment, the housing is divided into two parts, but according to the present invention, an integrated housing may be used.

[Brief description of drawings]

FIG. 1 is a perspective view of a lever-type connector and a mating connector before mating according to the present embodiment.

FIG. 2 is a perspective view of a mating connector.

FIG. 3 is a plan view of the mating connector.

FIG. 4 is a sectional view taken along line AA in FIG.

[Figure 5] Front view of mating connector

FIG. 6 is an exploded perspective view of a lever-type connector according to the present embodiment.

FIG. 7 is a side sectional view of the retaining member.

FIG. 8 is a front view of the retaining member.

FIG. 9 is a plan view of the retaining member.

FIG. 10 is a rear view of the retaining member.

FIG. 11 is a side sectional view of the retainer.

FIG. 12 is a plan view of the retainer.

FIG. 13 is a front view of the retainer.

FIG. 14 is a rear view of the retainer.

FIG. 15 is a plan view of the sub-housing

FIG. 16 is a front view of the sub housing.

FIG. 17 is a side sectional view of the sub housing.

FIG. 18 is a plan view of the housing body.

FIG. 19 is a front view of the housing body.

FIG. 20 is a side sectional view of the housing body.

FIG. 21 is a rear view of the housing body.

FIG. 22 is a plan view of the lever.

FIG. 23 is a front view of the lever.

24 is a sectional view taken along line BB in FIG.

25 is a cross-sectional view taken along the line CC in FIG.

FIG. 26 is a front view of a lever-type connector.

FIG. 27 is a side sectional view of a lever-type connector.

FIG. 28 is a diagram showing how the lever is rotated. (A) Diagram showing the position of the lever at the mating start position (B) Diagram showing the position of the lever at the mating end position

FIG. 29 is a view showing the state of rotation of the lever from the inside of the lever. (A) A view showing the position of the lever at the fitting start position (B) A view showing the position of the lever at the fitting end position

FIG. 30 is a perspective view of a conventional lever-type connector before mating with a mating connector.

FIG. 31 is a perspective view of a conventional lever-type connector after mating with a mating connector.

[Explanation of symbols]

1. Lever type connector 2 ... Mating connector 5 ... Hood section 6 ... Cam section 7 ... lever 8 ... Cam receiving part 9 ... Housing body (housing) 34 ... Deformation control section 35 ... Shaft 36 ... Bearing part 37A ... Opening 38 ... Protective surface

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP 2000-21495 (JP, A) JP 7-245150 (JP, A) JP 10-41004 (JP, A) JP 9-219251 (JP, A) Actual development 5-55470 (JP, U) Actual development 4-106877 (JP, U) Patent 2738258 (JP, B2) (58) Fields investigated (Int.Cl. ⁷ , DB name) H01R 13/629 H01R 23/00

Claims (4)

(57) [Claims] 1. A housing having a hood portion capable of accommodating a mating connector, and a pair of leg pieces, wherein the pair of leg pieces are provided between the housing.
A cam receiving portion that is rotatably assembled to the hood portion while sandwiching the housing, and that pivoting operation guides a cam portion provided on the mating connector to draw the mating connector into the hood portion. And a deformation lever that is provided near the rotation center of the lever in the hood portion and that exerts a force for expanding and deforming the lever in accordance with the rotation operation of the lever, pressing the expansion deformation from the outside. A lever-type connector comprising a restriction portion, wherein the deformation restriction portion is formed by integrally bulging from an outer surface of the hood portion, the inner surface of which is relative to the inner surface of the hood portion.
By expanding it one step outside with a step, both of the above
A lever that can accommodate the sandwiching part formed at the tip of the leg piece
It is used as a storage space and the lever storage space
When the bar is accommodated, the inner surface of the holding portion and the flap are
A lever-type connector characterized in that the inner surface of the card portion is substantially flush with the inner surface . 2. An opening for incorporating the lever is formed in a part of the deformation restricting portion, and the opening is opened toward a side opposite to a fitting direction of the mating connector. The lever-type connector according to claim 1, wherein: 3. A rotation center of the lever receives a shaft portion projecting on one side of the lever and the hood portion and a shaft portion provided on the other side so as to be rotatable. And a lever portion which is housed in the deformation regulating portion in association with an operation of assembling the shaft portion and the bearing portion while narrowing and deforming the lever. Item 3. A lever-type connector according to item 1 or 2. 4. The deformation control section according to claim 1, wherein an end surface of the deformation restriction section on the side facing the mating connector is formed in a closed shape by a protection surface for the lever. The lever-type connector described.