CN213691815U - Self-locking switch of electric vehicle - Google Patents
Self-locking switch of electric vehicle Download PDFInfo
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- CN213691815U CN213691815U CN202022781777.XU CN202022781777U CN213691815U CN 213691815 U CN213691815 U CN 213691815U CN 202022781777 U CN202022781777 U CN 202022781777U CN 213691815 U CN213691815 U CN 213691815U
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Abstract
The utility model relates to the technical field of switching technology, especially, disclose an electric motor car self-locking switch, including shell and the sound contact subassembly that sets up in the shell, sound contact subassembly includes movable contact spring, supplies slider, the static contact of movable contact spring installation, the line board that supplies the static contact installation, still includes the auto-lock structure, the auto-lock structure includes a self-locking piece, and the one end of this self-locking piece is fixed on the shell, and the other end constitutes locking or unblock setting with the slider. By adopting the structure, the self-locking switch of the electric vehicle, which has the self-locking function and simple structure, is provided.
Description
Technical Field
The utility model relates to the technical field of switches, especially an electric motor car self-locking switch.
Background
At present, there is one kind to be direct-pressing formula switch in the switch of electric motor car, direct-pressing formula switch generally includes the shell and sets up the sound contact subassembly in the shell, sound contact subassembly is including the slider that supplies the movable contact installation and the line board that supplies the static contact installation, the one end of slider stretches out the shell and constitutes the button, in the above-mentioned structure, slider and the integrative setting of button, and is bulky, and the installation is inconvenient, and the static contact is fixed on the line board through welding or other modes, and it is bulky to lead to, and the installation procedure is complicated, and the structure is unstable, switch in prior art does not have the auto-lock structure in addition, and there is.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an electric vehicle self-locking switch with self-locking function and simple structure.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides an electric motor car self-locking switch, includes the shell and sets up the sound contact piece subassembly in the shell, sound contact piece subassembly includes the movable contact piece, supplies slider, the static contact piece of movable contact piece installation, the line board that supplies the static contact piece installation, still includes the auto-lock structure, the auto-lock structure includes a self-locking piece, and this self-locking piece's one end is fixed on the shell, and the other end constitutes locking or unblock setting with the slider.
As a further setting of the utility model, the self-locking piece includes a self-locking bar, the one end of self-locking bar is bent and is set up and form the self-locking end, be provided with on the slider and supply the self-locking end male guide way, the annular heart shape of guide way, the middle convex part of guide way is the self-locking piece, the self-locking piece is the heart shape, the self-locking end can inlay and realize the auto-lock in the top depressed part of self-locking piece, the removal of slider can make the top of self-locking end roll-off self-locking piece sunken entering guide way realize the unblock.
As a further setting of the utility model, the top of auto-lock piece is sunken into the V style of calligraphy, the sunken one side in top is the arc convex surface, and the opposite side is the plane.
As the utility model discloses a further setting, one side of guide way is the unblock side, and the opposite side is the auto-lock side, the face relative with the arc convex surface on the unblock side is the arc concave surface, the face relative with the plane on the auto-lock side also is the arc concave surface.
As a further setting of the utility model, the arc convex surface at self-locking piece top is the closed angle setting with the junction of outer peripheral face, the plane at self-locking piece top is excessively connected for the arc with the junction of outer peripheral face, the camber of the outside inner wall of unblock side is less than the camber of the outside inner wall of self-locking side.
As a further setting of the utility model, from the locking lever one-tenth [ type, wherein one end does self-locking end, the other end is the link, the bottom surface of shell is provided with the semicircular groove with the link adaptation, the below of slider is provided with compression spring, compression spring's one end butt is on the slider, and other end butt is on the link, the position that corresponds with the self-locking lever on the inner wall of shell is provided with a butt spacing sloping block on the self-locking lever, spacing sloping block is located between self-locking end and the link, semicircular groove corresponds with the auto-locking side of guide way.
As a further setting of the utility model, sound contact piece subassembly still includes the button that sets up with the slider components of a whole that can function independently, the button sets up with the slider linkage.
As a further setting of the utility model, the junction of button and slider sets up the fixture block and the draw-in groove of mutual adaptation.
As a further setting of the utility model, the fixture block and the clamping groove are both inverted T-shaped.
As a further setting of the utility model, the static contact is injection moulding as an organic whole with the line board.
By adopting the structure, the self-locking rod can be composed of a steel wire, the connecting end of the self-locking rod is embedded in the semicircular groove and then fixed on the bottom surface of the shell through the propping of the compression spring, the self-locking end of the self-locking rod is positioned in the guide groove, when self-locking is needed, the self-locking end is positioned at the top concave part of the self-locking block and forms clamping limit matching with the self-locking block, the slide block is prevented from resetting under the action of the compression spring, when unlocking is needed, the button is pressed to enable the slide block to move downwards, the self-locking end slides along the arc-shaped convex surface until the arc-shaped convex surface is moved out and the arc-shaped convex surface is released from butting, at the moment, the self-locking end is in a suspended state, the pressing force on the button is removed, the slide block moves upwards under the action of the compression spring until the self-locking end moves to the lowest side sliding position of the guide groove along, and the self-locking rod has certain elasticity, so the self-locking end can slide along the self-locking side guide under the action of elasticity, the curvatures of the two sides are different, the bending degree of the inner wall of the self-locking side is greater than that of the unlocking side, the self-locking end is favorable for sliding, the self-locking end firstly abuts against the inner wall of the outer side of the guide groove and then abuts against the outer peripheral surface of the self-locking block until the self-locking end moves to be higher than the self-locking block, then the self-locking end is driven towards the middle under the action of elasticity, the sliding block falls into the top concave part of the self-locking block to complete self-locking when moving upwards, the button and the sliding block are.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a sectional view of the structure of the embodiment of the present invention;
FIG. 2 is an exploded view of the structure of the embodiment of the present invention;
FIG. 3 is an exploded view of the structure of the embodiment of the present invention;
FIG. 4 is an internal structure diagram of the self-locking mechanism according to the embodiment of the present invention;
fig. 5 is an internal structure diagram of the unlocking device according to the embodiment of the present invention.
Detailed Description
The utility model discloses a concrete embodiment is shown in fig. 1-5, an electric motor car self-locking switch, including shell 1 and the sound contact piece subassembly 2 of setting in shell 1, sound contact piece subassembly 2 includes movable contact piece 21, supplies slider 22, the static contact piece 23 of movable contact piece 21 installation, the line board 24 that supplies static contact piece 23 installation, still includes from locking structure 3, from locking structure 3 includes a self-locking piece 31, and this self-locking piece 31's one end is fixed on shell 1, and the other end constitutes locking or unblock setting with slider 22.
The self-locking member 31 includes a self-locking rod 311, one end of the self-locking rod 311 is bent to form a self-locking end 3111, the slider 22 is provided with a guide groove 221 for inserting the self-locking end 3111, the guide groove 221 is in an annular heart shape, the middle convex part of the guide groove 221 is a self-locking block 222, the self-locking block 222 is in a heart shape, the self-locking end 3111 can be embedded in a top recess 2221 of the self-locking block 222 to realize self-locking, and the slider 22 can be moved to enable the self-locking end 3111 to slide out of the top recess 2221 of the self-locking block 222 to enter the guide groove 221 to realize unlocking.
The top recess 2221 of the self-locking piece 222 is V-shaped, and one side of the top recess 2221 is an arc convex surface 2221a, and the other side is a plane 2221 b.
One side of the guide groove 221 is an unlocking side 2211, the other side is a self-locking side 2212, a surface of the unlocking side 2211 opposite to the arc-shaped convex surface 2221a is an arc-shaped concave surface 2211a, and a surface of the self-locking side 2212 opposite to the plane is also an arc-shaped concave surface 2212 a.
The connection between the arc convex surface 2221a at the top of the self-locking block 222 and the outer peripheral surface is a sharp corner 222a, the connection between the plane 2221b at the top of the self-locking block 222 and the outer peripheral surface is an arc transition 222b, and the curvature of the outer inner wall 2211b of the unlocking side 2211 is smaller than that of the outer inner wall 2212b of the self-locking side 2212.
Above-mentioned self-locking lever 311 becomes [ type, wherein one end is the self-locking end 3111, the other end is link 3112, the bottom surface of shell 1 is provided with the semicircle recess 11 with link 3112 adaptation, the below of slider 22 is provided with compression spring 25, compression spring 25's one end butt is on slider 22, the other end butt is on link 3112, the position that corresponds with self-locking lever 311 on the inner wall of shell 1 is provided with a butt spacing sloping block 12 on self-locking lever 311, and the setting of spacing sloping block 12 is for restricting the displacement of self-locking lever 311, spacing sloping block 12 is located between self-locking end 3111 and the link 3112, semicircle recess 11 corresponds with the auto-locking side 2212 of guide way 221.
The moving and static contact piece assembly 2 further comprises a button 26 which is arranged separately from the sliding block 22, and the button 26 is arranged in linkage with the sliding block 22.
The connection between the button 26 and the slider 22 is provided with a latch 261 and a latch 223 which are matched with each other.
The latch 261 and the latch groove 223 are inverted T-shaped.
The static contact piece 23 and the line plate 24 are integrally formed by injection molding.
The self-locking bar 311 can be made of steel wire, its connecting end 3112 is embedded in the semicircular groove 11, then it is fixed on the bottom of the shell 1 by the pressing of the compression spring 25, its self-locking end 3111 is located in the guiding groove 221, when it needs self-locking, the self-locking end 3111 is located at the top dent 2221 of the self-locking block 222 and forms the clamping limit fit with the self-locking block 222, it avoids the slide block 22 from returning under the action of the compression spring 25, when it needs to unlock, press the button 26, make the slide block 22 move downwards, the self-locking end 3111 slides along the arc convex surface, until it moves out the arc convex surface and releases the butt with the arc convex surface, at this time, the self-locking end 3111 becomes the suspended state, remove the pressing force on the button 26, the slide block 22 moves upwards under the action of the compression spring 25, until the self-locking end 3111 slides to the lowest position of the guiding groove 221 along the unlocking side 2211 and forms the, the button 26 is pressed to enable the slider 22 to move downwards, the semicircular groove 11 is deviated to the self-locking side 2212, and the self-locking rod 311 has certain elasticity, so the self-locking end 3111 can slide along the self-locking side 2212 under the action of elasticity, the curvatures of the two sides are different, the bending degree of the inner wall of the self-locking side 2212 is greater than that of the self-locking side 2211, the sliding of the self-locking end 3111 is facilitated, the self-locking end 3111 is abutted to the outer side inner wall of the guide groove 221 firstly, then is abutted to the outer peripheral surface of the self-locking block 222 until the self-locking end 3111 moves to be higher than the self-locking block 222, then the self-locking end 3111 is driven towards the middle under the action of elasticity, the slider 22 falls into the top depression 2221 of the self-locking block 222 to complete self-.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.
Claims (10)
1. The utility model provides an electric motor car self-locking switch, includes the shell and sets up the sound contact piece subassembly in the shell, sound contact piece subassembly includes movable contact spring, supplies slider, the static contact piece of movable contact spring installation, the line board that supplies the static contact piece to install, its characterized in that: the self-locking structure comprises a self-locking piece, one end of the self-locking piece is fixed on the shell, and the other end of the self-locking piece and the sliding block form a locking or unlocking arrangement.
2. The electric vehicle self-locking switch according to claim 1, wherein: the self-locking piece comprises a self-locking rod, one end of the self-locking rod is bent to form a self-locking end, a guide groove for inserting the self-locking end is formed in the sliding block, the guide groove is annular and is in a heart shape, a convex part in the middle of the guide groove is a self-locking block, the self-locking block is in a heart shape, the self-locking end can be embedded in a top concave part of the self-locking block to achieve self-locking, and the sliding block can be moved to enable the self-locking end to slide out from the top of the self-locking block to be sunken and enter the guide groove.
3. The electric vehicle self-locking switch of claim 2, wherein: the top of the self-locking block is sunken into a V shape, one side of the top is an arc convex surface, and the other side of the top is a plane.
4. The electric vehicle self-locking switch according to claim 3, wherein: one side of the guide groove is an unlocking side, the other side of the guide groove is a self-locking side, the surface, opposite to the arc-shaped convex surface, of the unlocking side is an arc-shaped concave surface, and the surface, opposite to the plane, of the self-locking side is also an arc-shaped concave surface.
5. The electric vehicle self-locking switch of claim 4, wherein: the junction of the arc convex surface at the top of the self-locking block and the outer peripheral surface is a sharp corner, the junction of the plane at the top of the self-locking block and the outer peripheral surface is arc-shaped transition connection, and the curvature of the outer side inner wall of the unlocking side is smaller than that of the outer side inner wall of the self-locking side.
6. The electric vehicle self-locking switch according to claim 4 or 5, characterized in that: the self-locking rod is of a [ shape, one end of the self-locking rod is the self-locking end, the other end of the self-locking rod is the connecting end, a semicircular groove matched with the connecting end is formed in the bottom surface of the shell, a compression spring is arranged below the sliding block, one end of the compression spring is abutted to the sliding block, the other end of the compression spring is abutted to the connecting end, a limiting inclined block abutted to the self-locking rod is arranged at a position, corresponding to the self-locking rod, on the inner wall of the shell, the limiting inclined block is located between the self-locking end and the connecting end, and the semicircular groove corresponds to the self-.
7. The electric vehicle self-locking switch according to claim 1, 2, 3, 4 or 5, characterized in that: the movable and static contact piece assembly further comprises a button which is arranged in a split mode with the sliding block, and the button is arranged in a linkage mode with the sliding block.
8. The electric vehicle self-locking switch of claim 7, wherein: the joint of the button and the sliding block is provided with a clamping block and a clamping groove which are matched with each other.
9. The electric vehicle self-locking switch of claim 8, wherein: the clamping block and the clamping groove are both inverted T-shaped.
10. The electric vehicle self-locking switch according to claim 1, 2, 3, 4, 5, 8 or 9, characterized in that: the static contact and the line board are integrally formed by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022781777.XU CN213691815U (en) | 2020-11-26 | 2020-11-26 | Self-locking switch of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022781777.XU CN213691815U (en) | 2020-11-26 | 2020-11-26 | Self-locking switch of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213691815U true CN213691815U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022781777.XU Active CN213691815U (en) | 2020-11-26 | 2020-11-26 | Self-locking switch of electric vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN213691815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114388288A (en) * | 2021-12-30 | 2022-04-22 | 苏州中兴联精密工业有限公司 | Switch connector |
-
2020
- 2020-11-26 CN CN202022781777.XU patent/CN213691815U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114388288A (en) * | 2021-12-30 | 2022-04-22 | 苏州中兴联精密工业有限公司 | Switch connector |
| CN114388288B (en) * | 2021-12-30 | 2024-03-19 | 苏州中兴联精密工业有限公司 | Switch connector |
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