JP2003317869A - Connector with lock mechanism - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a connector with lock mechanism that has an improved click feeling while keeping the structure simple. <P>SOLUTION: The elastic member 106 comprises a first elastic piece 106c that extends from the rear end 106b toward front while warping to the button 105 side, a second elastic piece 106d that extends from the top end of the first elastic piece 106c to the contact face 107 side by folding down, a protrusion 106e that protrudes in bent-form toward the contact face 107 side, a support piece 106f that further extends toward front from the protrusion 106e, and a pawl 106a that is provided at the top end of this support piece 106e. When the button 105 is further depressed from the state in which the protrusion 106e contacts a first face 107a, the second elastic piece 106d is elastically deformed, and thereby, the protrusion 106e slides on the first face 107a of the contact face 107 and climbs over a recess 107c of the second face 107b and with that shock a click feeling is obtained. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector with a lock mechanism, and more particularly to a structure for enhancing a click feeling when a lock release button is pressed.

[0002]

2. Description of the Related Art Conventionally, a connector with a lock mechanism has been known. This connector is locked when it is connected to the mating connector and its withdrawal is prohibited.If you pull it out from the mating connector while pressing the lock release button, the lock is released and the connection state is canceled. It is configured. Such a connector with a lock release mechanism is generally configured so that the lock is released when the lock release button is pushed down, and the connection state is canceled by pulling out the connector in this state.

However, since it is difficult for the operator to intuitively understand how much the lock release button should be pressed to release the lock, there is a problem in that the operability is poor because the button is pushed strongly or weakly.

Therefore, there is also known a connector with a lock mechanism, as disclosed in Japanese Patent Laid-Open No. 2000-340299, which gives a click feeling when pressed. As shown in FIGS. 14 (a) and 14 (b), this connector with a lock mechanism is
By pressing the pressing portion 6 to displace the movable member 5a,
The engagement of the engaging claw 5 with the mating connector is released. The spring 20 that expands and contracts with the displacement operation of the movable member 5a is
Mutual contact parts 1211 and 1221 are provided which fold back and bend the metal leaf spring in the middle, make their free ends face each other, and come into contact with each other when the springs contract to pass over each other to generate a click feeling. ing.
The mutual contact portions come into contact with each other when the spring is contracted at a position where the lock is released by the displacement of the movable member 5a, generate an appropriate frictional force and friction noise, and give a click feeling to the operator.

[0005]

However, in the conventional connector with the lock mechanism, the spring 20 is small and the positional relationship between the mutual contact portions is required to be precise, so that it is difficult to manufacture and frequent failures occur. May occur.
Further, since the mutual contact portions cross over each other in order to generate a click feeling, there is a problem that it is difficult to set the weight of the restoring force for the pressing.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a connector with a lock mechanism which has a simple structure and can smoothly return to the state before the button is pressed, and which has a high click feeling.

[0007]

The object of the present invention is to:
A connector with a lock mechanism, comprising a terminal portion connected to a mating connector and a lock mechanism for holding a connection state with the mating connector, wherein the lock mechanism engages with the mating connector and is elastically deformed by pressing. And an engagement member that is disengaged from the mating connector, and a contact surface portion that contacts at least a part of the engagement member that is deformed by the pressing, and the contact surface portion is an engagement that is deformed by the pressing. By further pressing the engaging member having a first surface with which the member abuts and a second surface adjacent to the first surface and abutting the first surface, This is achieved by a connector with a lock mechanism characterized in that at least a part of the mating member slides on the first surface and contacts the second surface.

According to the present invention, the impact transmitted through the engaging member when the first surface is brought into contact with the first surface and further the second surface
A click feeling at the time of unlocking can be obtained by the impact transmitted through the engaging member when it comes into contact with the surface. In addition, when the engaging member returns to its original position, there is no member that hinders the returning, so that the engaging member can return smoothly. Therefore, it is possible to provide a connector with a lock mechanism that has a simple structure but has an improved click feeling.

In a preferred aspect of the present invention, the engagement member includes a first elastic piece having a rear end portion fixed and a distal end portion displaceable, and the first elastic piece. It has the connected 2nd elastic piece, the projection part which contacts the said contact surface part, and the nail | claw part which engages with the said other connector.

According to a preferred embodiment of the present invention, the first elastic piece is pressed to press the front end portion of the first elastic piece.
Elastically deforms, and accordingly, the second elastic piece, the protrusion, and the claw are displaced downward, and the protrusion contacts the first surface of the contact surface. By further pressing the tip end portion of the first elastic piece from the state where the protruding portion is in contact with the first surface, the second elastic piece is elastically deformed, and accordingly the protrusion is formed. Since the portion slides on the flat surface of the contact surface portion and contacts the second surface, the impact transmitted through the engaging member when contacting the first surface and the contact surface when contacting the second surface. A click feeling at the time of unlocking can be obtained by the impact transmitted through the compound member.

In a preferred aspect of the present invention, the engaging member is formed integrally with the pressing member.

According to the preferred embodiment of the present invention, since the engaging member is formed integrally with the pressing member, the pressing of the pressing member directly causes the displacement of the engaging member, and the structure of the engaging member is simplified. Become.

In a further preferred aspect of the present invention, the first surface is a flat surface, and the second surface is a flat surface flush with the first surface. Has at least one recess or protrusion.

According to a further preferred aspect of the present invention, the projection abutting on the first surface slides toward the second surface by further pressing and rides over the recess or projection. At this time, the shock transmitted through the engagement member provides a click feeling when unlocking.

[0015] In a further preferred aspect of the present invention, the first surface is a flat surface, and the second surface is an inclined surface inclined more than the first surface. Has at least one recess or protrusion.

According to a further preferred aspect of the present invention, the protrusion abutting on the first surface slides toward the second surface by further pressing and rides over the recess or protrusion. At this time, the shock transmitted through the engagement member provides a click feeling when unlocking.
Further, in particular, the second surface is inclined in the sliding direction, so that it is easy to slide.

In a further preferred aspect of the present invention, the first surface is an inclined surface, and the second surface is an inclined surface which is flush with the first surface. Has at least one recess or protrusion.

According to a further preferred aspect of the present invention, the protrusion abutting against the first surface slides toward the second surface by further pressing and rides over the recess or protrusion. At this time, the shock transmitted through the engagement member provides a click feeling when unlocking.
Further, particularly, the first and second surfaces are inclined in the sliding direction, so that they are easily slid.

[0019]

DETAILED DESCRIPTION OF THE INVENTION Referring to the accompanying drawings,
A preferred embodiment of the present invention will be described in detail.

FIG. 1 is a perspective view showing the external structure of a connector with a lock mechanism according to a preferred embodiment of the present invention. As shown in FIG. 1, the connector with a lock mechanism includes a connector main body 101 made of plastic resin and a connector insertion portion 102 protruding forward from the connector main body. A cable 103 is attached to the connector body 101.
The cable 103 passes through the inside of the connector body 101 and the connector insertion portion 102, and is electrically connected to the connection terminal 104 with the mating connector provided at the tip of the connector insertion portion 102. .

Button portions 105, which are pressing members, are provided on both side surfaces of the connector body 101. That is, this connector with a lock mechanism is a so-called lateral push type in which lock release buttons are provided on both side surfaces. Button part 1
When 05 is pressed, the claw portion 106a protruding from the side surface of the connector insertion portion 102 is displaced inward from the side surface, so that the engagement with the mating connector is released.

FIG. 2 is a sectional view taken along the line AA of the connector with the lock mechanism shown in FIG. As shown in FIG. 2, button portions 105 provided on both side surfaces of the connector body 101.
Is integrated with the connector body 101, and is configured to be elastically deformed inward and outward by pressing with the connecting portion 105a with the connector body 101 as a fulcrum. An engaging member 106 is provided inside the button portion 105, and a contact surface portion 107 with the engaging member 106 is provided further inside.
Is provided.

The engaging member 106 is a leaf spring member that is elastically deformed when the button portion 105 is pressed, and has the above-mentioned claw portion 106a at its tip portion, and its rear end portion 106b is fixed. The engaging member 106 is the back surface 1 of the button portion 105.
05b, which is in contact with or in close proximity to the button portion 105, is pressed together with the pressing of the button portion 105, and accordingly, the rear end portion 106b is elastically deformed toward the contact surface portion 107 side as a fulcrum, and the claw portion 106a at the tip is inserted. Since it is displaced inward from the side surface of 102, the engagement is released. At this time, the taper portion 102a formed on the back surface of the insertion portion 102 prevents the pawl portion 106a from rising and guides the displacement of the insertion portion 102 inward.

The contact surface portion 107 regulates the inward displacement of the engaging member 106 due to elastic deformation. Contact surface portion 107
Is the first surface 1 on which the elastically deformed engaging member first abuts.
07a and a second surface 107b adjacent to the first surface. As will be described later in detail, the second surface 107b is located forward of the first surface in the sliding direction of the engaging member 106.

FIG. 3 is a perspective view showing the shape of the engaging member 106. As shown in FIG. 3, the engagement member 106 is
A slender plate-shaped metal piece is bent and formed as shown in the drawing. The first elastic piece 106c extending forward while warping from the rear end portion 106b to the button portion 105 side and the first elastic piece 106c are formed. Bending contact surface part 1 from the tip
The second elastic piece 106d extending toward the 07 side and the contact surface portion 10
A protruding portion 106e protruding in a curved shape toward the 7 side, and a support piece 106f extending further forward from the protruding portion 106e,
The support piece 106f has a claw portion 106a which is provided at a tip portion thereof and which projects outward by bending a tip portion formed in a claw shape. The engagement member 106 is not limited to a metal piece, and may be any elastic material having the above-described shape, such as plastic resin or rubber.

4A and 4B, the engaging member 106 is shown.
4A is a schematic cross-sectional view showing the operation of FIG. 4A, showing a state before pressing the button portion, and FIGS. 4B and 4C showing a state after pressing the button portion. As shown in FIG. 4A, in the state before the button portion 105 is pressed, the rear end portion 106b of the engaging member 106 is fixed and is urged toward the button portion 105 side. It is in contact with the back surface 105b of the button portion. In this state, the claw portion 106a at the tip portion is in a state of protruding from the side surface of the insertion portion 102.

As shown in FIG. 4B, the button portion 1
When 05 is pressed, the button portion 105 is displaced to the contact surface portion 107 side. Further, the engaging member 1 in contact with the button portion 105
Also in 06, the first elastic piece 106c is elastically deformed, and along with this, the second elastic piece 106d, the protrusion 106e, and the support piece 1
06f and the claw portion 106a are also displaced to the contact surface portion 107 side.
At this time, the taper portion 1 formed on the back surface of the insertion portion 102
02a prevents the claw portion 106a from being lifted up when the engaging member 106 is elastically deformed, and guides the inward displacement from the insertion portion 102. And first, the protrusion 10
6e is the flat surface portion 10 which is the first surface of the contact surface portion 107.
It contacts 7a. In this state, the claw portion 10 at the tip portion
Since 6a is in a state of being retracted inward from the side surface of the insertion portion 102, the engagement with the mating connector is released.

Next, as shown in FIG. 4 (c), when the button portion 105 is further pressed from the state where the protrusion 106e is in contact with the first surface 107a, the second elastic piece 106d is elastic. It deforms, and accordingly, the protrusion 106e slides on the first surface 107a of the contact surface portion 107 to move to the second surface.
Reach the surface 107b. The concave portion 10 is formed on the second surface 107b.
7c is provided, and the projection 106e is formed in the recess 10
It falls to 7c, and if the pressing force is strong, it gets over this.

By operating as described above, first, the protrusion 106e is firstly placed on the fingertip of the person who operates the button.
A click feeling is given by the impact transmitted through the engaging member 106 when it comes into contact with the surface 107a of the engaging member 106, and further, when it slides on the second surface 107b.
A click feeling is given by the impact transmitted through.
When the distance between the engagement member 106 and the contact surface portion 107 is short, the first click feeling may not be obtained so much, but even in that case, the second click feeling is surely provided.

When the pressing of the button portion 105 is released, the engaging member 106 returns to the steady state shown in FIG. 4 (a). That is, the first elastic piece 106c and the second elastic piece 10c
6d returns to its original state due to the elastic force, and the claw portion 106a also projects from the side surface of the insertion portion 102. In this way, when the engaging member 106 returns to its original position, there is no member that hinders the return, so that the engaging member 106 can return smoothly. Further, the taper portion 102a allows the button portion 105
The engaging member 1 including the claw portion 106a when the pressing force is released
The return position accuracy when the 06 returns to the original position is improved.

FIGS. 5A and 5C show the engaging member 106.
FIGS. 9A and 9B are schematic cross-sectional views showing a modified example of the first modification, FIG. 9A is a second modification, and FIG. 9C is a third modification. As shown in FIG. 5A, the engaging member 501 includes a claw portion 106a, a rear end portion 106b, a first elastic piece 106c, a second elastic piece 106d, and a protruding portion 106e.
In addition to the support piece 106f, the first elastic piece 10
A pressing portion 106g is provided at the tip of 6c. This pressing part 1
06g has the tip of the first elastic piece 106c with the button portion 1.
It is made to project in a curved shape toward the 05 side. As a result, the contact with the back surface 105b of the button portion is improved, and the engagement member 106 can be reliably pressed.

Further, as shown in FIG. 5 (b), the engaging member 502 includes a first elastic piece 106c and a supporting piece 106f.
And are almost parallel. Pressing portion 106g shown in FIG. 5 (a)
If the shape has the shape, the first elastic piece 1 can be easily pressed.
06c may not be warped toward the button portion 105 side.

Further, as shown in FIG. 5 (c), the engaging member 503 is longer in the second elastic piece 106d than in the first elastic piece 106c. In this case, the stroke due to pressing becomes short, but the second elastic piece 106
The sliding distance of the protrusion 106e is increased due to the elastic deformation of d.

FIG. 6 is a schematic cross-sectional view showing a modified example of the contact surface portion 107, (a) is the contact surface portion shown in FIG. 2, (b) is a first modified example thereof, and (c). ) Is the second
Of FIG. 3, (d) shows a third modification, (e) shows a fourth modification, and (f) shows a fifth modification. As shown in FIG. 6A, the contact surface portion 107 is substantially parallel to the sliding direction, the first surface 107a forms a flat surface, and the second surface 107b is flush with the first surface. Thus, one concave portion 107c is formed. The inner surface of the recess 107c is curved. The projection 106e slides on the first surface 107a, reaches the second surface 107b, and then falls into the recess 107c. If the pressing force is strong, the projection 106e gets over the projection 106e. A click feeling is given.

Further, as shown in FIG. 6B, the contact surface portion 107 is substantially parallel to the sliding direction, and the first surface 1
07a forms a flat surface, and the second surface 107b is the first surface 1
07a is flush with one, and one convex portion 107d is formed. The convex surface of the convex portion 107d is curved. Protrusion 10
6e slides on the first surface 107a to form the second surface 10a.
After reaching 7b, a click feeling is generated by colliding with the convex portion 107d. Further, if the pressing force is strong, it will be overcome, and a click feeling will be given by the impact transmitted through the engaging member 106 at this time.

Further, as shown in FIG. 6 (c), the contact surface portion 107 is substantially parallel to the sliding direction, and the first surface 1
07a forms a flat surface, the second surface 107b is flush with the first surface, and the concave portions 107c and the convex portions 107d are sequentially formed by 1
Are formed one by one. The projection 106e slides on the first surface 107a, reaches the second surface 107b, and then falls into the concave portion 107c, and if the pressing force is strong, the projection portion 106e gets over the convex portion 107d.
The impact transmitted through 6 gives a click feeling. Note that the order of the concave portion and the convex portion may be reversed.

6 (d) to 6 (f), two concave portions or convex portions of the contact surface portion 107 shown in FIG. 6 are continuously provided. As shown in FIG. 6D, the plurality of recesses 1 are formed on the second surface 107b of the contact surface portion 107 shown in FIG.
You may provide 07c continuously. In addition, the plurality of convex portions 10 are formed on the second surface 107b of the contact surface portion 107 shown in FIG.
You may provide 7d continuously. In addition, a plurality of concave portions 107 are formed on the second surface 107b of the contact surface portion 107 shown in FIG.
You may provide c and the convex part 107d continuously.

FIG. 7 is a schematic cross-sectional view showing a further modified example of the contact surface portion 107, in which (a) is the sixth modified example.
(B) has shown the 7th modification. As shown in FIG. 7, in the contact surface portion 107, the inner surface of the concave portion 107e provided in the second surface 107b is not curved, but
It is formed with a predetermined angle. The inner surface of the recess 107e shown in FIG. 7A is formed at a substantially right angle. The inner surface of the recess 107e shown in FIG. 7B is formed to have a substantially acute angle. Note that, as in the case shown in FIGS. 6D to 6F, two or more of these may be formed continuously.

FIG. 8 is a schematic cross-sectional view showing a further modified example of the contact surface portion 107, in which (a) is the eighth modified example.
(B) shows the 9th modification and (c) shows the 10th modification. As shown in FIGS. 8A to 8C, in the contact surface portion 107, the first surface 107a is substantially parallel to the sliding direction, while the second surface 107b is inclined toward the sliding direction. is doing. The first surface 107a forms a flat surface, and in FIG. 8A, the recess 10 is formed in the second surface 107b.
7c is formed, and in FIG. 8B, the second surface 107b is formed.
One convex portion 107d is formed on the second surface 107b, and one concave portion 107c and one convex portion 107d are sequentially formed on the second surface 107b in FIG. 8C. The protrusion 106e is the first
After the slide surface 107a reaches the second surface 107b, it reaches the concave portion 107c or 107d, and if the pressing force is strong, it will get over them further.
A click feeling is given by the impact transmitted through 06. Especially, since the second surface is inclined, it is easy to slide.

FIG. 9 is a schematic cross-sectional view showing a further modification of the contact surface portion 107, in which (a) is the tenth modification.
(B) shows the 11th modification and (c) shows the 12th modification. As shown in FIGS. 9A to 9C, the contact surface portion 107 includes the first surface 107 a and the second surface 1.
07b is inclined toward the sliding direction. The first surface 107a forms a flat surface, one concave portion 107c is formed on the second surface 107b in FIG. 9A, and one convex portion 107d is formed on the second surface 107b in FIG. 9B. 9C, one concave portion 107c and one convex portion 107d are sequentially formed on the second surface 107b. The projection 106e slides on the first surface 107a to reach the second surface 107b, and then reaches the recess 107c or 107d, and if the pressing force is strong, these projections are further overcome.
At this time, a click feeling is given by the impact transmitted through the engagement member 106. In particular, since the first surface 107a and the second surface 107b are both inclined, it is easy to slide.

FIG. 10 is a perspective view showing the external structure of a connector with a lock mechanism according to another preferred embodiment of the present invention. As shown in FIG. 10, this connector with a lock mechanism includes a connector body 101 and a connector insertion portion 102 that projects forward from the connector body. A cable 103 is connected to the connector body 101, the cable 103 passes through the inside of the connector body 101 and the connector insertion portion 102, and the connector insertion portion 1
02 is connected to the connection terminal 104 provided at the tip portion.

A button portion 105 is provided on the upper surface of the connector body 101. That is, this connector with a lock mechanism is a so-called upward push type in which a lock release button is provided on the upper surface. When the button portion 105 is pressed, the claw portion 1 protruding from the side surface of the connector insertion portion 102
When 06a is displaced below this side surface, the engagement with the mating connector is released. The claw portion 106a is formed by protruding a part of the engaging member 106 housed below the button portion 105 in the connector body 101.

FIG. 11 is a perspective view showing the shape of the engaging member 106. As shown in FIG. 11, the elastic member 106
Is a slightly wide plate-shaped metal piece that is bent and molded as shown in the drawing. The first elastic piece 106c extends forward from the rear end portion 106b while curving upward, and the first elastic piece 106c. Second elastic piece 106d that extends downward by bending from the tip of the projection, projection 106e that projects downward in a curved shape, and two support pieces 106f and 106f 'that extend further forward from projection 106e.
And the claw portions 106a and 106a 'provided at the tip ends of the support pieces 106f and 106f' and protruding outward by bending the claw-shaped tip portions. The engaging member 106 is not limited to a metal piece, and may be any elastic material having the above-described shape, such as plastic resin or rubber.

The engaging member 106 as described above is elastically deformed as the button portion 105 is pressed, as shown in FIGS. 4A to 4D, in substantially the same manner as the lateral pushing type engaging member. The engagement with the mating connector is released. Therefore, the fingertip of the person who operates the button portion is first given a click feeling by the impact transmitted through the engaging member 106 when the protrusion 106e comes into contact with the first surface 107a, and further the second surface 107b. A click feeling is given by the impact transmitted through the engagement member 106 when the slide member slides up.

FIG. 12 shows the engaging member 106 shown in FIG.
It is a perspective view which shows the modification of. As shown in FIG. 12, the engagement member 106 is formed by bending a slightly wide plate-shaped metal piece as shown in the drawing, and has a rear end portion 106b.
A first elastic piece 106c that extends forward while curving upward from two, and two support pieces 106f and 106f 'that extend further forward from the tip of the first elastic piece 106c;
The support pieces 106f and 106f 'have claw portions 106a and 106a' provided at the tip ends thereof.

Further, the two support pieces 106f and 106 are provided.
Between f ′, a small elastic piece 106d ′ that extends downward by bending from a substantially tip portion of the first elastic piece 106c.
And a protruding portion 106e 'that protrudes downward in a curved shape.

That is, in the engaging member shown in FIG. 11, the entire member functions to generate a click feeling, and the projection 106e is also formed over the entire width direction of the member, while in FIG. As shown, a part of the member is provided with a function of generating a click feeling, and the protrusion 106e ′ is also formed only in the central portion in the width direction of the member. According to this structure, the elastic piece 106d 'can be set to a desired strength according to each device by changing the width, shape, etc., so that the feeling of operation as a whole can be enhanced.

FIG. 13 is a schematic sectional view showing the structure of a connector with a lock mechanism according to another embodiment of the present invention.
As shown in FIG. 13, in the connector with the lock mechanism, the engaging member 106 is directly fixed to the back surface 105b of the button portion 105 provided on both side surfaces of the connector body 101.

The engaging member 106 is formed by bending an elongated plate-shaped metal piece and molding it as shown in the figure, and an elastic piece 106d extending from the rear end portion 106b 'toward the contact surface portion 107 side and the contact surface portion 1b.
The protruding portion 106e that protrudes in a curved shape toward the 07 side, and the support piece 106f that extends further forward from the protruding portion 106e.
And the claw portion 10 provided at the tip of the supporting piece 106f.
6a.

The engaging member 106 is a leaf spring member that elastically deforms when the button portion 105 is pressed, and
Since the claw portion 106a at the tip is displaced inward from the side surface of the insertion portion 102, the engagement is released.

Further, the contact surface portion 107 has a first surface 107a with which the elastically deformed engaging member first abuts, and a second surface 107b adjacent to the first surface, and is engaged by elastic deformation. The inward displacement of the member 106 is restricted.

Therefore, when the button portion 105 is pressed, the engaging member 106 is displaced together with the button portion 105.
Then, first, the protrusion 106e comes into contact with the flat surface portion 107a which is the first surface of the contact surface portion 107. In this state, the claw portion 106a at the tip portion is inward of the side surface of the insertion portion 102, so that the engagement with the mating connector is released.

Next, the protrusion 106e is formed on the first surface 107a.
When the button portion 105 is further pressed from the state of being in contact with, the elastic piece 106d is elastically deformed, and accordingly, the projection portion 106e slides on the first surface 107a of the contact surface portion 107 and the second surface 107b. Reach Second side 107
Since the concave portion 107c is provided in b, the protrusion 10
6e falls into this concave portion 107c, and if the pressing force is strong, it will get over this.

By operating as described above, the protrusion 106e is firstly placed on the fingertip of the person who operates the button.
A click feeling is given by the impact transmitted through the engaging member 106 when it comes into contact with the surface 107a of the engaging member 106, and further, when it slides on the second surface 107b.
A click feeling is given by the impact transmitted through.

As described above, according to the present embodiment, since the engaging member 106 is formed integrally with the button portion 105, the pressing of the button portion 105 directly causes the displacement of the engaging member 106, and the engaging member 106 is displaced. The configuration of 106 is also simplified.

The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the invention described in the claims, and these are also included in the scope of the present invention. It goes without saying that it is a thing.

For example, in the above embodiment, the case where the engaging member 106 has one or two claws 106a has been described as an example, but the present invention is not limited to this, and three or more claws are provided. It may be provided in the engaging member.

In the above embodiment, the engaging member is provided with the claw portion, but the present invention is not limited to this. For example, an engaging hole is provided and the mating connector side engages with this. It is also possible to employ a mechanism that has a claw portion that operates and that when the lock release button is pressed, the engagement member is displaced and the engagement with the claw portion is released by opening the engagement hole.

[0059]

As described above, according to the present invention,
It is possible to provide a connector with a lock mechanism, which has a simple structure, can smoothly return to the state before the button is pressed, and has a high click feeling.

[Brief description of drawings]

FIG. 1 is a perspective view showing an external structure of a connector with a lock mechanism according to a preferred embodiment of the present invention.

2 is a cross-sectional view taken along the line AA of the connector with a lock mechanism shown in FIG.

FIG. 3 is a perspective view showing a shape of an engaging member 106.

4 (a) and 4 (b) are schematic cross-sectional views showing the operation of the engaging member 106, and FIG. 4 (a) is a state before pressing the button portion, and FIG. And (c) show the state after pressing the button portion.

5 (a) and 5 (c) are schematic cross-sectional views showing a modified example of the engagement member 106, in which (a) is a first modified example and (b) is a second modified example. , (C) are diagrams showing a third modification.

6 is a schematic cross-sectional view showing a modified example of the contact surface portion 107, (a) is the contact surface portion shown in FIG.
(B) is a first modification to this, (c) is a second modification, (d) is a third modification, (e) is a fourth modification,
(F) shows a fifth modification.

FIG. 7 is a schematic cross-sectional view showing a further modified example of the contact surface portion 107, in which (a) is a sixth modified example and (b) is a modified example.
Shows a seventh modification.

FIG. 8 is a schematic cross-sectional view showing a further modified example of the contact surface portion 107, (a) is an eighth modified example, and (b) is a modified example.
Shows a ninth modified example, and (c) shows a tenth modified example.

FIG. 9 is a schematic cross-sectional view showing a further modified example of the contact surface portion 107, in which (a) is a tenth modified example,
(B) shows the 11th modification and (c) shows the 12th modification.

FIG. 10 is a perspective view showing an external structure of a connector with a lock mechanism according to another preferred embodiment of the present invention.

FIG. 11 is a perspective view showing the shape of the engagement member 106.

FIG. 12 is the engaging member 106 shown in FIG.
It is a perspective view which shows the modification of.

FIG. 13 is a schematic cross-sectional view showing the structure of a connector with a lock mechanism according to another embodiment of the present invention.

FIG. 14 is a diagram showing a structure of a conventional connector with a lock mechanism.

[Explanation of symbols]

101 Connector body 102 Insert 102a taper part 103 cable 104 connection terminal 105 button 105a connector joint part 105b Button back 106 engaging member 106a Claw part 106a 'claw 106b rear end 106b 'rear end 106c First elastic piece 106d Second elastic piece 106d 'elastic piece 106e protrusion 106e 'protrusion 106f support piece 106f 'support piece 107 contact surface 107a First surface 107a 107b Second surface 107b 107c recess 107c 107d convex portion 107d 501 Engagement member (first modification) 502 Engagement member (second modification) 503 Engagement member (third modified example)

Claims (6)

[Claims] 1. A connector with a lock mechanism, comprising a terminal portion connected to a mating connector and a lock mechanism for holding a connection state with the mating connector, wherein the lock mechanism comprises:
An engaging member that engages with the mating connector and is elastically deformed by pressing the pressing member to release the engagement with the mating connector, and at least a part of the engaging member deformed by the pressing A contact surface portion, the contact surface portion having a first surface with which the engaging member deformed by the pressing abuts, and a second surface adjacent to the first surface; By further pressing the engaging member that is in contact with the surface, at least a part of the engaging member slides on the first surface and comes into contact with the second surface. With connector. 2. A first elastic piece having a distal end displaceable by fixing a rear end of the engaging member,
The lock according to claim 1, further comprising: a second elastic piece connected to the first elastic piece, a protrusion that contacts the contact surface portion, and a claw portion that engages with the mating connector. Connector with mechanism. 3. The connector with a lock mechanism according to claim 1, wherein the engaging member is formed integrally with the pressing member. 4. The first surface is a flat surface, the second surface is a flat surface that is flush with the first surface, and the second surface has at least one recess or protrusion. The connector with a lock mechanism according to any one of claims 1 to 3, wherein: 5. The first surface is a flat surface, the second surface is an inclined surface that is more inclined than the first surface, and the second surface has at least one recess or protrusion. The connector with a lock mechanism according to any one of claims 1 to 3, wherein: 6. The first surface is an inclined surface, the second surface is an inclined surface flush with the first surface, and the second surface has at least one concave portion or convex portion. The connector with a lock mechanism according to any one of claims 1 to 3, wherein: