CN210778362U - Reset switch - Google Patents
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- CN210778362U CN210778362U CN201921851239.4U CN201921851239U CN210778362U CN 210778362 U CN210778362 U CN 210778362U CN 201921851239 U CN201921851239 U CN 201921851239U CN 210778362 U CN210778362 U CN 210778362U
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- reset switch
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- elastic
- restoring body
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Abstract
The utility model is suitable for a switch technical field provides a reset switch, include: a base; a seesaw assembly; the transition piece comprises a transition rod and an expanded part, the top end of the transition rod is connected with the bottom surface of the expanded part, and the bottom end of the transition rod is abutted to the seesaw assembly; the button is fixedly arranged on the top surface of the widened part; the pressing plate is arranged in the base; the elastic restoring body is arranged in the base, and the first end of the elastic restoring body is abutted to the bottom surface of the widening part. The embodiment of the utility model provides a through the elasticity restoring body setting as canceling release mechanical system in the base to make the first end butt transition piece of elasticity restoring body, utilize the bottom surface of the wide-open portion of transition piece to carry on spacingly to the elasticity restoring body, prevent that the elasticity restoring body from droing in the base, this mounting means simple structure more need not accurate assembly size cooperation requirement, and the assembling process is also simple, and assembly and spare part low in production cost.
Description
Technical Field
The utility model belongs to the technical field of the switch, especially, relate to a reset switch.
Background
Reset switch is the device that is arranged in the circuit for break-make electric current, along with the improvement of people's standard of living, more and more needs reset switch in the house ornamentation, if: mechanical doorbell switches, door control switches, curtain switches, automatic clothes hanger switches and the like, which are contacted for a long time when customers use the switches, and are very important in good hand feeling and simple and reliable installation.
As shown in fig. 1, a conventional reset switch generally uses a metal compression spring 6 'as a reset mechanism component, which is fixed to a button 4' and is pressed against a panel 8 'or a fixing frame 1'. When the button 4 'is taken out of the switch during home decoration, the metal compression spring 6' part is easy to fall off, and special requirements are required for installation.
In order to prevent the metal compression spring 6 ' from falling off, the prior art arranges a positioning column on the button 4 ', or arranges a positioning hole on the panel 8 ' or the fixing frame 1 ', and then fixes the metal compression spring 6 '. However, the precision of the matching dimension of the positioning column or the positioning hole and the metal compression spring 6 'needs to be designed very high, so that the dimension of the positioning column or the positioning hole is basically the same as the corresponding dimension of the metal compression spring', which increases the production cost, and because the dimension of the metal compression spring 6 'has an error, the metal compression spring 6' cannot be installed or is difficult to install, which causes the problems of increasing unqualified products, consuming time for production and assembly, and the like, thereby further increasing the production cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a reset switch aims at solving the high problem that leads to manufacturing cost high of canceling release mechanical system assembly size requirement.
The utility model discloses a realize like this, a reset switch, include:
a base;
the seesaw component is arranged in the base;
the transition piece comprises a transition rod and an expanded part, the top end of the transition rod is connected with the bottom surface of the expanded part, and the bottom end of the transition rod is abutted against the seesaw assembly;
the button is fixedly arranged on the top surface of the widened part;
the pressing plate is arranged in the base;
the elastic restoring body is arranged in the base, and the first end of the elastic restoring body is abutted to the bottom surface of the widening part.
Further, the second end of the elastic restoring body abuts against the pressure plate.
Furthermore, a placing groove is formed in the pressing plate, and the second end of the elastic restoring body is arranged in the placing groove.
Furthermore, the elastic restoring body is an elastic sheet.
Furthermore, the elastic sheet comprises a supporting part and an elastic part, the supporting part is arranged in the placing groove, and the elastic part is abutted to the bottom surface of the widened part.
Still further, the elastic restoring body is a torsion spring, and the torsion spring includes:
a first spring body and a second spring body;
a U-shaped connecting portion connecting a first end of the first spring body with a second end of the second spring body;
a first support leg connected to a second end of the first spring body;
and the second supporting leg is connected with the first end of the second spring body.
Further, the U-shaped connecting part abuts against the bottom surface of the widened part;
the first supporting leg and the second supporting leg are located in the same plane and are arranged in the placing groove.
Still further, the elastic restoring body is a plastic elastic body, and a gap is arranged between the plastic elastic body and the side wall of the placing groove.
Furthermore, the bottom of the plastic elastic body is a plane and is abutted to the bottom wall of the placing groove, and the top of the plastic elastic body is an arc surface and is abutted to the bottom surface of the widening part.
Furthermore, a positioning hole is formed in the pressing plate, the elastic restoring body is a spring needle, and the second end of the spring needle is inserted into the positioning hole.
The embodiment of the utility model provides a through the elasticity restoring body setting as canceling release mechanical system in the base to make the first end butt transition piece of elasticity restoring body, utilize the bottom surface of the wide-open portion of transition piece to carry on spacingly to the elasticity restoring body, prevent that the elasticity restoring body from droing in the base, this mounting means simple structure more need not accurate assembly size cooperation requirement, and the assembling process is also simple, and assembly and spare part low in production cost.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a reset switch provided in the prior art;
fig. 2 is a schematic cross-sectional view of an embodiment of a reset switch provided by the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural diagram of a transition piece of the reset switch provided by the present invention;
fig. 5 is a schematic structural diagram of a spring plate of the reset switch provided by the present invention;
fig. 6 is a schematic cross-sectional view of another embodiment of the reset switch provided by the present invention;
FIG. 7 is an enlarged view of portion B of FIG. 6;
fig. 8 is a schematic structural diagram of a torsion spring of the reset switch provided by the present invention;
fig. 9 is a schematic cross-sectional view of another embodiment of the reset switch provided by the present invention;
FIG. 10 is an enlarged view of section C of FIG. 9;
fig. 11 is a schematic structural view of a plastic elastomer of the reset switch provided by the present invention;
fig. 12 is a schematic cross-sectional view of a reset switch according to another embodiment of the present invention;
fig. 13 is an enlarged schematic view of a portion D in fig. 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In an embodiment of the present invention, the elastic restoring body is disposed in the base, and the first end is abutted against the bottom surface of the widening portion. The embodiment of the utility model provides a through the elasticity restoring body setting as canceling release mechanical system in the base to make the first end butt transition piece of elasticity restoring body, utilize the bottom surface of the wide-open portion of transition piece to carry on spacingly to the elasticity restoring body, prevent that the elasticity restoring body from droing in the base, this mounting means simple structure more need not accurate assembly size cooperation requirement, and the assembling process is also simple, and assembly and spare part low in production cost.
Example one
As shown in fig. 2-4, an embodiment of the present invention provides a reset switch, including: a base 1; the seesaw component 2 is arranged in the base 1; the transition piece 3 comprises a transition rod 31 and a widened part 32, the top end of the transition rod 31 is connected with the bottom surface of the widened part 32, and the bottom end of the transition rod 31 abuts against the seesaw assembly 2; the button 4 is fixedly arranged on the top surface of the widened part 32; the pressing plate 5 is arranged in the base 1; and the elastic restoring body is arranged in the base 1, and the first end of the elastic restoring body is abutted against the bottom surface of the widened part 32. And a through hole for the transition rod 31 to pass through is formed in the middle of the pressure plate 5. The surface of the widened portion 32 facing the push button 4 is a top surface, and the surface of the widened portion 32 facing the pressure plate 5 is a bottom surface.
The reset switch also includes a terminal assembly 7 installed in the base 1, and a panel 8 covering the base 1.
The middle part of the transition rod 31 is provided with a containing hole 35, a spring 33 and a marble 34 are sequentially installed in the containing hole from inside to outside, and the bottom end of the transition rod 31 is abutted to the seesaw assembly 2 through the marble 34. The spring 33 and the marble 34 are arranged to ensure that the transition rod 31 has certain elasticity when being abutted against the seesaw component 2, and when the button 4 applies overturning force and transmits the overturning force to the seesaw component 2 through the transition piece 3, the phenomenon of clamping caused by uneven force and unsmooth sliding is prevented.
The first end of the elastic restoring body is abutted against the bottom surface of the widened part 32 of the transition piece 3, and the second end is abutted against the pressing plate 5; alternatively, the first end of the elastic restoring body abuts against the bottom surface of the widened portion 32 of the transition piece 3, and the second end abuts against any boss in the base 1. The design ensures that the reset force of the elastic reset body does not directly act on the button 4, when the button 4 is taken down from the reset switch, the elastic reset body is an internal component of the reset switch, and the elastic reset body is also fixed in the reset switch, so that the elastic reset body cannot easily fall off from the reset switch.
The elastic restoring body is limited in the base 1 through the widening part 32 of the transition piece 3 and the inner wall of the base 1, or limited in the base 1 through the widening part 32 of the transition piece 3, the inner wall of the base 1 and the pressing plate 5, and even if a small amount of gaps exist between the elastic restoring body and the surrounding limiting parts, the elastic restoring body cannot fall off from the base 1, so that the assembling size precision can be free from requirements when the elastic restoring body is assembled in the base 1.
The terminal assembly 7 is a current-carrying member and a wiring device; the seesaw component 2 is a core component for switching on and off current, and the contact of the terminal component 7 is switched on and off by turning over the seesaw component 2; the transition piece 3 is a middle transition part for applying the overturning force to the seesaw assembly 2; a user presses a button 4 of the reset switch, the button 4 and the transition piece 3 are integrally assembled, and in the overturning process of the button 4, overturning force is applied to the seesaw assembly 2 through the transition piece 3, so that the contact of the terminal assembly 7 is disconnected, and the aim of switching on and off current of the reset switch is fulfilled; the main function of the pressure plate 5 is to bear the transition piece 3 and isolate the charged part from the outside to prevent electric shock; the fixing frame 1 is used for bearing the stress of the whole reset switch and ensuring the mechanical strength of the reset switch so as to realize the switching function; the elastic restoring body is a mechanism part which automatically restores the button 4 to the original position, is generally installed between the transition piece 3 and the base 1 or between the transition piece 3 and the pressing plate 5, and drives the button 4 to be restored by virtue of the restoring force of the elastic restoring body.
The embodiment of the utility model provides a through the elasticity restoring body setting as canceling release mechanical system in the base to make the first end butt transition piece of elasticity restoring body, utilize the bottom surface of the wide-open portion of transition piece to carry on spacingly to the elasticity restoring body, prevent that the elasticity restoring body from droing in the base, this mounting means simple structure more need not accurate assembly size cooperation requirement, and the assembling process is also simple, and assembly and spare part low in production cost.
Example two
As shown in fig. 2-5, in an alternative embodiment of the present invention, when the first end of the elastic restoring body abuts against the bottom surface of the widened portion 32 of the transition piece 3 and the second end abuts against the pressing plate 5, a placing groove 51 is provided on the pressing plate 5, and the second end of the elastic restoring body is disposed in the placing groove 51, at this time, the elastic restoring body is limited by the widened portion 32 of the transition piece 3, the bottom wall and the inner side wall of the placing groove 51.
In this case, the elastic restoring body may be selected from a variety of types, for example, the elastic restoring body is a spring piece 6A.
The elastic sheet 6A may have various forms, for example, the elastic sheet 6A includes a support portion 61 and an elastic portion 62, the support portion 61 is disposed in the placement groove 51, and the elastic portion 62 abuts against the bottom surface of the widened portion 32.
The elastic part 62 is arc-shaped and is in linear contact with the widening part 32, so that the resilience force is ensured to be stable, hysteresis and damping phenomena are avoided, and the problem that the reset switch of the traditional structure is blocked when being pressed is solved.
The elastic restoring body passes through the widening part 32 of the transition piece 3, the bottom wall and the inner side wall of the placing groove 51 of the pressing plate 5 are limited in the base 1, even if a small amount of gaps exist between the elastic restoring body and the surrounding limiting parts, the elastic restoring body cannot fall off from the base 1, and if the placing groove 51 is slightly smaller than the size of the supporting part 61 of the elastic sheet 6A, the elastic restoring body can be inclined for a certain angle and then placed into the placing groove 51, the supporting part 61 is clamped in the placing groove 51, the elastic sheet 6A can be better fixed on the pressing plate 5, therefore, when the elastic restoring body is assembled in the base 1, the assembling size precision can be free from requirements.
The elastic sheet 6A generates certain compression deformation to generate certain thrust to the transition piece 3, so that the transition piece 3 automatically resets, and the button 4 is driven to reset.
Compared with a spring used in the prior art, in the embodiment of the utility model, the elastic sheet 6A is in linear contact with the transition piece 3, so that the elastic force is ensured to be stable, the phenomena of hysteresis and damping are avoided, and the problem that the reset switch with the traditional structure is blocked when being pressed is solved; the elastic sheet 6A cannot be clamped in the resetting and rebounding process, the elasticity of the elastic sheet is applied to the transition piece 3, the left and right inclination of the transition piece 3 cannot be caused, and the smooth assembly of the button 4 buckled on the transition piece 3 is ensured.
EXAMPLE III
As shown in fig. 6-8, in an alternative embodiment of the present invention, when the first end of the elastic restoring body abuts against the bottom surface of the widened portion 32 of the transition piece 3 and the second end abuts against the pressing plate 5, a placing groove 51 is provided on the pressing plate 5, and the second end of the elastic restoring body is disposed in the placing groove 51, at this time, the elastic restoring body is limited by the widened portion 32 of the transition piece 3, the bottom wall and the inner side wall of the placing groove 51.
In this case, the elastic restoring body may be selected from various types, for example, the elastic restoring body may be a torsion spring 6B.
The form of the torsion spring 6B is various, for example, the torsion spring 6B includes a first spring body 63 and a second spring body 64;
a U-shaped connecting portion 65 connecting a first end of the first spring body 63 and a second end of the second spring body 64;
a first supporting leg 66 connected to a second end of the first spring body 63;
a second support leg 67 connected to a first end of the second spring body 64.
Further, the U-shaped connecting portion 65 abuts against the bottom surface of the widened portion 32; u-shaped connecting portion have guaranteed that the resilience force is steady with widening 32 linear contact, no hysteresis and damping phenomenon, the reset switch of the traditional structure of solving blocks the problem of pause when pressing.
The first supporting leg 66 and the second supporting leg 67 are located in the same plane and are disposed in the placement groove 51. The first supporting leg 66 and the second supporting leg 67 are located in the same plane, so that the first supporting leg 66 and the second supporting leg 67 form a plane, and the torsion spring 6B is more stable when placed in the placing groove 51.
The elastic restoring body passes through the widened portion 32 of the transition piece 3, the bottom wall and the inner side wall of the placing groove 51 of the pressing plate 5 are limited in the base 1, even if a small amount of gaps exist between the elastic restoring body and the surrounding limiting portions, the elastic restoring body cannot fall off from the base 1, if the placing groove 51 is smaller than the first supporting leg 66 and the second supporting leg 67 of the torsion spring 6B in size, the elastic restoring body can be inclined by a certain angle and then placed into the placing groove 51, the first supporting leg 66 and the second supporting leg 67 are clamped in the placing groove 51, the torsion spring 6B can be better fixed on the pressing plate 5, therefore, when the elastic restoring body is assembled in the base 1, the assembling size precision can be free from requirements.
The torsion spring 6B generates a certain compression deformation to generate a certain thrust to the transition piece 3, so that the transition piece 3 automatically resets, and the button 4 is driven to reset.
Compared with a spring used in the prior art, in the embodiment of the utility model, the torsion spring 6B is in linear contact with the transition piece 3, so that the resilience force is ensured to be stable, the phenomena of hysteresis and damping are avoided, and the problem that the reset switch with the traditional structure is blocked when being pressed is solved; torsional spring 6B can not block in the rebound process that resets, and its elasticity is applyed on transition piece 3, can not lead to about slope of transition piece 3, guarantees that the button 4 of lock on transition piece 3 assembles smoothly.
Example four
As shown in fig. 9-11, in an alternative embodiment of the present invention, when the first end of the elastic restoring body abuts against the bottom surface of the widened portion 32 of the transition piece 3 and the second end abuts against the pressing plate 5, a placing groove 51 is provided on the pressing plate 5, and the second end of the elastic restoring body is disposed in the placing groove 51, at this time, the elastic restoring body is limited by the widened portion 32 of the transition piece 3, the bottom wall and the inner side wall of the placing groove 51.
In this case, the elastic restoring body may be selected from various kinds, for example, the elastic restoring body may be a plastic elastic body 6C.
A gap is provided between the plastic elastic body 6C and the side wall of the placement groove 51. The gap may be large or small, and is mainly used to leave a deformation space for the plastic elastic body 6C when the plastic elastic body 6C is deformed.
Furthermore, the bottom of the plastic elastic body 6C is a plane and abuts against the bottom wall of the placing groove, so that the plastic elastic body 6C is more stable when placed in the placing groove 51; the top is a cambered surface and is abutted against the bottom surface of the widening part. The plastic elastomer is in linear contact with the widening part 32, so that the stability of resilience force is ensured, hysteresis and damping phenomena are avoided, and the problem that the reset switch of the traditional structure is blocked when being pressed is solved.
The elastic restoring body passes through the widened part 32 of the transition piece 3, and the bottom wall and the inner side wall of the placing groove 51 of the pressing plate 5 are limited in the base 1, even if a small amount of gaps exist between the elastic restoring body and the surrounding limiting parts, the elastic restoring body cannot fall off from the base 1, and therefore when the elastic restoring body is assembled in the base 1, the assembling size precision can be free from requirements.
The plastic elastic body 6C generates certain compression deformation to generate certain thrust to the transition piece 3, so that the transition piece 3 automatically resets, and the button 4 is driven to reset.
Compared with a spring used in the prior art, in the embodiment of the utility model, the plastic elastomer 6C is in linear contact with the transition piece 3, so that the resilience force is ensured to be stable, the phenomena of hysteresis and damping are avoided, and the problem of blockage when the reset switch with the traditional structure is pressed is solved; the plastic elastic body 6C cannot be blocked in the resetting and rebounding process, the elastic force of the plastic elastic body is applied to the transition piece 3, the transition piece 3 cannot incline left and right, and the button 4 buckled on the transition piece 3 is guaranteed to be assembled smoothly.
EXAMPLE five
As shown in fig. 12 and 13, in an alternative embodiment of the present invention, the pressing plate 5 is provided with a positioning hole, the elastic restoring body is a spring pin 6D, and the second end of the spring pin 6D is inserted into the positioning hole.
There is the locating hole of cylinder type on clamp plate 5, and bullet needle 6D bottom is installed in the locating hole of clamp plate 5, fixes on clamp plate 5, and bullet needle 6D's top and transition piece 3 contact, and the assembly back, bullet needle 6D produce certain compression deformation, produce certain thrust to transition piece 3, make transition piece 3 automatic re-setting to drive button 4 and reset. Bullet needle 6D compares and uses the spring among the prior art, and bullet needle 6D is the difficult bending deformation, and the reset switch of the traditional structure of solution blocks the problem of pause when pressing.
The embodiment of the utility model provides a through the elasticity restoring body setting as canceling release mechanical system in the base to make the first end butt transition piece of elasticity restoring body, utilize the bottom surface of the wide-open portion of transition piece to carry on spacingly to the elasticity restoring body, prevent that the elasticity restoring body from droing in the base, this mounting means simple structure more need not accurate assembly size cooperation requirement, and the assembling process is also simple, and assembly and spare part low in production cost. Compared with a spring used in the prior art, in the embodiment of the utility model, the elastic sheet, the torsion spring and the plastic elastomer are in linear contact with the transition piece, and compared with the spring, the elastic sheet, the torsion spring and the plastic elastomer are not easy to bend and deform, so that the resilience force is ensured to be stable, and the problems of hysteresis and damping are avoided; the plastic elastic body can not be blocked in the resetting and rebounding process, the elastic force of the plastic elastic body is applied to the transition piece, the left and right inclination of the transition piece can not be caused, and the smooth assembly of the button buckled on the transition piece is ensured. The bullet needle compares in prior art with the spring, and the difficult bending deformation of bullet needle solves the reset switch of traditional structure and blocks the problem of pause when pressing.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A reset switch, comprising:
a base;
the seesaw component is arranged in the base;
the transition piece comprises a transition rod and an expanded part, the top end of the transition rod is connected with the bottom surface of the expanded part, and the bottom end of the transition rod is abutted against the seesaw assembly;
the button is fixedly arranged on the top surface of the widened part;
the pressing plate is arranged in the base;
the elastic restoring body is arranged in the base, and the first end of the elastic restoring body is abutted to the bottom surface of the widening part.
2. The reset switch of claim 1, wherein the resilient reset second end abuts the pressure plate.
3. The reset switch of claim 2, wherein the pressure plate is provided with a placement slot, and the second end of the elastic reset body is disposed in the placement slot.
4. The reset switch of claim 3, wherein the elastic reset is a spring.
5. The reset switch of claim 4, wherein the resilient tab includes a support portion and a resilient portion, the support portion is disposed in the placement slot, and the resilient portion abuts against a bottom surface of the widened portion.
6. The reset switch of claim 3, wherein the resilient reset is a torsion spring, the torsion spring comprising:
a first spring body and a second spring body;
a U-shaped connecting portion connecting a first end of the first spring body with a second end of the second spring body;
a first support leg connected to a second end of the first spring body;
and the second supporting leg is connected with the first end of the second spring body.
7. The reset switch of claim 6 wherein the U-shaped connecting portion abuts a bottom surface of the widened portion;
the first supporting leg and the second supporting leg are located in the same plane and are arranged in the placing groove.
8. The reset switch of claim 3, wherein the elastic reset body is a plastic elastomer, and a gap is provided between the plastic elastomer and the sidewall of the placement groove.
9. The reset switch of claim 8, wherein the bottom of the plastic elastomer is flat and abuts against the bottom wall of the placement groove, and the top of the plastic elastomer is curved and abuts against the bottom surface of the widened portion.
10. The reset switch of claim 2, wherein the pressure plate is provided with a positioning hole, the elastic restoring body is a spring needle, and the second end of the spring needle is inserted into the positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851239.4U CN210778362U (en) | 2019-10-30 | 2019-10-30 | Reset switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851239.4U CN210778362U (en) | 2019-10-30 | 2019-10-30 | Reset switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210778362U true CN210778362U (en) | 2020-06-16 |
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ID=71040118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921851239.4U Active CN210778362U (en) | 2019-10-30 | 2019-10-30 | Reset switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210778362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113616065A (en) * | 2021-09-18 | 2021-11-09 | 海南大成供应链管理有限责任公司 | Electric rail and electric curtain |
-
2019
- 2019-10-30 CN CN201921851239.4U patent/CN210778362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113616065A (en) * | 2021-09-18 | 2021-11-09 | 海南大成供应链管理有限责任公司 | Electric rail and electric curtain |
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