CN220253085U - Simple and reliable button switch structure - Google Patents
Simple and reliable button switch structure Download PDFInfo
- Publication number
- CN220253085U CN220253085U CN202321986608.7U CN202321986608U CN220253085U CN 220253085 U CN220253085 U CN 220253085U CN 202321986608 U CN202321986608 U CN 202321986608U CN 220253085 U CN220253085 U CN 220253085U
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- Prior art keywords
- pressing
- button switch
- supporting seat
- push button
- switch structure
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- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 210000003811 finger Anatomy 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 208000025157 Oral disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000030194 mouth disease Diseases 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
The utility model discloses a simple and reliable button switch structure, which relates to the technical field of button switches, and comprises a shell and a button switch assembly, wherein the shell is provided with a mounting hole, and the inner side surface of the mounting hole is provided with a flange; the push button switch assembly only comprises a supporting seat, a pressing cap and a pressing switch, wherein the supporting seat is provided with an inner cavity, the pressing switch is arranged in the inner cavity of the supporting seat, the pressing cap is movably connected to the upper end of the pressing switch, the push button switch assembly is simple in structure, relatively low in production cost and better in handfeel, and the clamping groove is formed in the outer side of the supporting seat, and the flange is clamped in the clamping groove, so that the push button switch assembly can be easily assembled and connected to the shell.
Description
Technical Field
The utility model belongs to the technical field of push-button switches, and particularly relates to a simple and reliable push-button switch structure.
Background
In dental treatment, the handheld dental X-ray machine has the advantages of small volume, light weight and easy single-hand control of shooting, is applied to dental examination and oral disease examination, and provides reference data for later clinical treatment.
Be equipped with the button switch of pressing control on the hand-held type dentistry X-ray machine, shoot through pressing the button switch in the inspection and image, if the button switch is fixed in the stability on the casing poor, the impression of pressing is stiff, the operator need spend the big air to press the button switch when shooing to make the action range of pressing too big, this will cause the complete machine too big rocking, and then influence quality scheduling problem, the button switch that the sense of touch is slightly good on the market at present, inside spare part is more, leads to manufacturing cost too high, and the fixed knot of button switch constructs generally designs more complicated, the reliability is poor. There is an urgent need for a push button switch structure that is simple to assemble, inexpensive, and uses a better feel of hand to solve this problem.
Disclosure of Invention
The present utility model provides a simple and reliable push button switch structure for solving the above-mentioned drawbacks of the prior art.
In order to solve the problems, the utility model adopts the following technical scheme:
a simple and reliable button switch structure comprises a shell and a button switch assembly, wherein a mounting hole is formed in the shell, and a flange is arranged on the inner side surface of the mounting hole; the push button switch assembly comprises a supporting seat, a pressing cap and a pressing switch, wherein a clamping groove is formed in the outer side of the supporting seat, the flange is clamped in the clamping groove, the supporting seat is provided with an inner cavity, the pressing switch is arranged in the inner cavity of the supporting seat, and the pressing cap is movably connected to the upper end of the pressing switch.
Further, two guide posts are arranged on the pressing cap and located on two sides of the pressing switch, a through guide hole is formed in the bottom of the supporting seat, and the guide posts are slidably connected with the guide hole, so that the pressing cap can move up and down in a balanced mode, and pressing is smoother.
Further, an elastic body is arranged between the supporting seat and the pressing cap, specifically, the elastic body adopts a spring, the elastic body is sleeved on the outer side of the guide post, the resilience force of the pressing cap can be increased, and the pressing cap has better touch feeling and better hand feeling during operation.
Further, the lower extreme of guide pillar stretches out in the outside of bearing by the guide hole, the lower extreme of guide pillar is provided with frustum portion, the maximum diameter of frustum portion is greater than the aperture of guide hole, the lower extreme of guide pillar is provided with the split groove along the axis direction of guide pillar, split groove separates frustum portion into two parts, two parts frustum portion can be laminated in order to pass through the guide hole elastically, can avoid the guide pillar to break away from the guide hole through setting up frustum portion, thereby avoid pressing the cap to break away from the bearing, utilize the split groove to separate frustum portion into two parts, can be convenient for frustum portion follow guide hole to pass during the installation.
Further, the pressing cap is provided with a pressing part protruding from the lower end face of the pressing cap, and when the pressing cap is pressed down, the pressing part acts on the upper end of the pressing switch, and when the pressing cap is pressed down, the pressing switch acts on the pressing switch in a balanced manner conveniently.
Furthermore, the lower end face of the clamping groove is an inclined face, and when the supporting seat is installed in the installation hole, the flange can slide into the clamping groove along the inclined face of the lower end, so that the assembly is convenient.
Further, the clamping groove comprises a plurality of clamping grooves uniformly distributed on the outer side surface of the supporting seat, the side wall of the clamping groove protrudes out of the outer side surface of the supporting seat, and a plurality of notches are uniformly distributed on the flange and used for passing through the clamping groove so as to pass through the clamping groove from the notches.
Further, at least a pair of opposite buckles are arranged in the supporting seat, the upper ends of the buckles are hooked, and the buckles are used for being fixed on two sides of the upper end of the push switch, so that the push switch can be stably fixed.
Further, the shell is the shell of the dental hand-held X-ray machine, so that the dental hand-held X-ray machine has better switch hand feeling.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the simple and reliable button switch structure, the clamping groove is formed in the side face of the supporting seat, the flange is arranged on the mounting hole of the shell, and the button switch assembly is more easily assembled and fixed on the shell through connection of the flange and the clamping groove, so that the assembling relationship is simple and reliable.
2. The push button switch assembly only comprises a supporting seat, a pressing cap and a pressing switch, and has the advantages of relatively low production cost, and the pressing switch is pressed under the action of the pressing cap after being installed on the shell in an assembly mode, so that the finger can operate and press, and better pressing hand feeling is achieved.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present utility model.
Fig. 2 is a view of the mounting hole in fig. 1 in the h direction.
Fig. 3 is an exploded view of the push button switch assembly of fig. 1.
Fig. 4 is a schematic view of the structure of the bearing block of fig. 3.
Fig. 5 is a schematic view of the structure of the pressing cap of fig. 3.
Fig. 6 is a partial cross-sectional view of the front side of an embodiment of the present utility model.
Fig. 7 is a side cross-sectional view of the push button switch assembly of fig. 1.
Reference numerals in the drawings: 1. a housing; 2. a mounting hole; 3. a push button switch assembly; 4. a flange; 5. a notch; 6. the supporting seat; 61. a clamping groove; 62. a guide hole; 63. a bottom hole; 64. a buckle; 7. pressing the switch; 8. pressing the cap; 81. a guide post; 82. a frustum portion; 83. a split groove; 84. a pressing part; 9. an elastomer.
Detailed Description
For a better understanding of the objects, technical solutions and technical effects of the present utility model, the present utility model will be further explained below with reference to the drawings and examples. Meanwhile, it is stated that the embodiments described below are only for explaining the present utility model and are not intended to limit the present utility model.
As shown in fig. 1, the present embodiment provides a simple and reliable push button switch structure, which comprises a casing 1 and a push button switch assembly 3, wherein a mounting hole 2 is provided on the casing 1, a flange 4 is provided on the inner side surface of the mounting hole 2, the flange 4 is an annular sheet, and the inner side surface of the mounting hole 2 protrudes inwards. Wherein, the casing 1 can be the shell of the dental hand-held X-ray machine, and the position of the mounting hole 2 can be arranged on the upper end or the front side surface of the casing 1, so that when the casing 1 is held by one hand, an operator can easily press the button switch assembly 3 by using the thumb or the index finger to press.
As shown in fig. 2 and 3, and referring to fig. 6, the push button switch assembly 3 includes a support base 6, a push cap 8, and a push switch 7. In order to stably connect the whole push button switch assembly 3 to the casing 1, a clamping groove 61 is arranged on the outer side of the supporting seat 6, the flange 4 is clamped in the clamping groove 61, specifically, the clamping groove 61 comprises a plurality of uniformly distributed on the outer side surface of the supporting seat 6, the side wall of the clamping groove 61 protrudes out of the outer side surface of the supporting seat 6, a plurality of notches 5 are uniformly distributed on the flange 4, and the notches 5 are used for passing through the clamping groove 61. When the flange is installed, the positions of the clamping grooves 61 and the positions of the notches 5 are in one-to-one correspondence, and the lower end surface of the clamping grooves 61 can be provided with an inclined surface so that the flange 4 moves along the inclined surface and finally is stably clamped into the clamping grooves 61.
In order to accommodate the pressing cap 8 and the pressing switch 7 conveniently, the supporting seat 6 is provided with an inner cavity, the inner cavity is concave inwards from the outer surface of the shell 1, the pressing switch 7 is arranged in the inner cavity of the supporting seat 6, the pressing cap 8 is movably connected to the upper end of the pressing switch 7, the upper end surface of the pressing cap 8 is basically flush with the outer surface of the shell 1, so that the pressing cap is convenient to press, the upper end surface of the pressing cap 8 is provided with an inclined cambered surface, the radian of the cambered surface is basically coincident with the outer surface of the shell 1, and the upper end surface of the pressing cap 8 is provided with convex stripes so as to prevent fingers from sliding relative to the pressing cap 8 during pressing.
For control, the machine is usually provided with a circuit board inside, the circuit board is fixedly arranged in the casing 1, the lower end of the push switch 7 is provided with pins connected with the circuit board, for facilitating connection of the push switch 7 and the circuit board, the bottom of the supporting seat 6 is provided with a bottom hole 63, and the lower end of the push switch 7 extends out of the bottom hole 63, so that the push switch 7 can be connected and fixed with the circuit board. In general, the pressing button is arranged at the center of the top of the pressing button 7, the stroke of the pressing button is small, and the pressing button can control the circuit of the circuit board to be turned on or off, so that the machine is controlled.
As shown in fig. 4 and 5, and referring to fig. 7, two guide posts 81 are provided on the pressing cap 8, the two guide posts 81 are located at two sides of the pressing switch 7, a through guide hole 62 is provided at the bottom of the supporting seat 6, and the guide posts 81 are slidably connected with the guide hole 62. An elastomer 9 is provided between the support seat 6 and the pressing cap 8. The elastic body 9 adopts a spring, the elastic body 9 is sleeved on the outer side of the guide post 81, and because of the existence of the elastic body 9, when the elastic body 9 is pressed, the elastic body 9 is symmetrically sleeved outside the guide post 81, and the balance is better.
The lower end of the guide post 81 extends out of the supporting seat 6 from the guide hole 62, a frustum portion 82 is arranged at the lower end of the guide post 81, the maximum diameter of the frustum portion 82 is larger than the aperture of the guide hole 62, a split groove 83 is arranged at the lower end of the guide post 81 along the axial direction of the guide post 81, the split groove 83 divides the frustum portion 82 into two parts, and the frustum portions 82 can be elastically attached to pass through the guide hole 62.
The pressing cap 8 is provided with a pressing portion 84 protruding from a lower end surface thereof, and when the pressing cap 8 is pressed down, the pressing portion 84 acts on an upper end of the pressing switch 7, wherein the pressing portion 84 may be in a crisscross shape with a center position opposite to a center position of the pressing switch 7, thereby facilitating application of a pressing force to the pressing switch 7.
In order to fix the push switch 7, at least a pair of opposite buckles 64 are disposed in the support seat 6, the upper ends of the buckles 64 are hooked, and the buckles 64 are used for being fixed on two sides of the upper end of the push switch 7, so that the push switch 7 can be fixed between the circuit board and the buckles 64, and stability of the push switch 7 is improved.
According to the utility model, the corresponding matching connection flange 4 and the clamping groove 61 are arranged on the outer sides of the mounting hole 2 of the shell 1 and the supporting seat 6 of the button switch assembly 3, so that the button switch assembly 3 is more easily assembled and fixed in the mounting hole 2, an operator can easily press the pressing cap 8 downwards, the guide pillar 81 moves downwards in the guide hole 62, the top pressing part 84 moves downwards in a balanced manner to touch the pressing switch 7, after the pressing cap 8 is loosened by a finger, the finger rebounds under the action of the elastic body 9, and the force feedback to the finger is formed, so that the operation hand feeling is better.
The foregoing examples merely illustrate preferred embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. A simple and reliable push button switch structure comprising:
the shell is provided with a mounting hole, and the inner side surface of the mounting hole is provided with a flange;
the push button switch assembly comprises a supporting seat, a pressing cap and a pressing switch, wherein a clamping groove is formed in the outer side of the supporting seat, the flange is clamped in the clamping groove, the supporting seat is provided with an inner cavity, the pressing switch is arranged in the inner cavity of the supporting seat, and the pressing cap is movably connected to the upper end of the pressing switch.
2. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the pressing cap is provided with two guide posts, the two guide posts are positioned on two sides of the pressing switch, the bottom of the supporting seat is provided with a through guide hole, and the guide posts are slidably connected with the guide hole.
3. A simple reliable push button switch structure as set forth in claim 2, characterized in that,
an elastomer is arranged between the supporting seat and the pressing cap.
4. A simple reliable push button switch structure as defined in claim 3, wherein,
the elastic body adopts a spring, and is sleeved on the outer side of the guide post.
5. A simple reliable push button switch structure as set forth in claim 2, characterized in that,
the lower end of the guide post extends out of the outer side of the supporting seat from the guide hole, a frustum portion is arranged at the lower end of the guide post, the maximum diameter of the frustum portion is larger than the aperture of the guide hole, a splitting groove is formed in the lower end of the guide post along the axial direction of the guide post, the frustum portion is divided into two parts by the splitting groove, and the frustum portions can be elastically attached to pass through the guide hole.
6. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the pressing cap is provided with a pressing part protruding out of the lower end face of the pressing cap, and when the pressing cap is pressed down, the pressing part acts on the upper end of the pressing switch.
7. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the lower end face of the clamping groove is an inclined face.
8. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the clamping grooves comprise a plurality of grooves which are uniformly distributed on the outer side face of the supporting seat, the side walls of the clamping grooves protrude out of the outer side face of the supporting seat, a plurality of notches are uniformly distributed on the flange, and the notches are used for passing through the clamping grooves.
9. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the inner part of the supporting seat is at least provided with a pair of buckles which are oppositely arranged, the upper ends of the buckles are hook-shaped, and the buckles are used for being fixed on two sides of the upper end of the push switch.
10. A simple reliable push button switch structure as set forth in claim 1, characterized in that,
the shell is the shell of the dental hand-held X-ray machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986608.7U CN220253085U (en) | 2023-07-26 | 2023-07-26 | Simple and reliable button switch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986608.7U CN220253085U (en) | 2023-07-26 | 2023-07-26 | Simple and reliable button switch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220253085U true CN220253085U (en) | 2023-12-26 |
Family
ID=89271736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321986608.7U Active CN220253085U (en) | 2023-07-26 | 2023-07-26 | Simple and reliable button switch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220253085U (en) |
-
2023
- 2023-07-26 CN CN202321986608.7U patent/CN220253085U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |