CN219800717U - Two-gear functional key switch structure - Google Patents
Two-gear functional key switch structure Download PDFInfo
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- CN219800717U CN219800717U CN202320680502.8U CN202320680502U CN219800717U CN 219800717 U CN219800717 U CN 219800717U CN 202320680502 U CN202320680502 U CN 202320680502U CN 219800717 U CN219800717 U CN 219800717U
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- supporting part
- key switch
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- 238000009423 ventilation Methods 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000013011 mating Effects 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
The utility model belongs to the technical field of switches, and particularly relates to a two-gear function key switch structure, which comprises a first supporting part, a two-gear elastic part, a second supporting part and a circuit board, wherein the first supporting part can slide along the L axis direction relative to the second supporting part; the first support component or the second support component is connected with a trigger component in a linkage way, and the circuit board is connected with an induction component matched with the trigger component. According to the utility model, the functions of the existing two-gear conductive rubber are divided, the two-gear hand feeling is provided through the two-gear elastic piece, and the two-gear electric signal is formed by switching output of the two-gear electric signal through the other trigger component and the sensing component, so that the outer diameter of the two-gear elastic piece can be reduced compared with the existing two-gear conductive rubber, the size requirement of space arrangement is reduced, and the two-gear conductive rubber can be particularly used for a small-diameter handle switch.
Description
Technical Field
The utility model belongs to the technical field of switches, and particularly relates to a two-gear functional key switch structure.
Background
As shown in fig. 1, a push switch in a conventional vehicle includes a key 1', two-stage conductive rubber 2' (which may be made of silica gel) and a circuit board 3' that are sequentially stacked, where the two-stage conductive rubber 2' has an annular base 201', a large skirt 202' that is located inside the base 201' and extends upward toward the center, an annular pressing portion 203' that is connected to the inner periphery of the large skirt 202', a small skirt 204' that is located inside the pressing portion 203' and extends downward toward the center, and a first conductive portion 205' that is located inside the small skirt 204' and protrudes downward, and an annular second conductive portion 206' that is located at the lower end of the pressing portion 203' and protrudes downward, when the switch is pressed, the first conductive portion 205' of the key core and the circuit board 3' are contacted first, which generates a first-stage touch, and an electric signal of the first stage is output, and when the switch is continuously pressed, the second conductive portion 206' and the circuit board 3' are contacted, which generates a second-stage touch, therefore, the function of outputting the two-stage touch and the electric signal on one switch can be realized. The above structure has the following problems: since the second conductive portion 206 'has a ring structure, a certain space is required between the inner periphery of the second conductive portion 205' and the outer periphery of the first conductive portion 205 'for the small skirt 204' to be disposed, and thus the overall outer diameter cannot be reduced, and a large space is required to be provided, and thus the size of the switch cannot be reduced, and therefore the structure cannot be applied to a small-diameter handle switch.
Disclosure of Invention
The utility model aims to overcome the defects and the shortcomings of the prior art and provides a two-gear function key switch structure.
The technical scheme adopted by the utility model is as follows: the two-gear functional key switch structure comprises a first supporting part, a two-gear elastic part, a second supporting part and a circuit board, wherein the first supporting part can slide along the L axis direction relative to the second supporting part;
the two-gear elastic piece is provided with an annular lower matching seat taking an L axis as a central shaft, a large skirt edge which is positioned at the inner side of the base and extends upwards towards the center, an annular upper matching seat which is connected with the inner periphery of the large skirt edge and takes the L axis as the central shaft, a small skirt edge which is positioned at the pressing part and extends downwards towards the center, a first abutting part which is positioned at the inner periphery of the small skirt edge and protrudes downwards, and a second abutting part which is positioned at the inner periphery of the small skirt edge and protrudes upwards, wherein the lower matching seat and the upper matching seat are respectively fixedly connected and matched with the first supporting part and the second supporting part;
the first supporting component or the second supporting component is connected with the triggering component in a linkage way, the circuit board is connected with an induction component matched with the triggering component, when the first supporting component moves to a first position where the first abutting portion is limited relative to the second supporting component, the induction component outputs a first signal to the circuit board, and when the first supporting component moves to a second position where the second abutting portion is limited relative to the second supporting component, the induction component outputs a second signal to the circuit board.
The end face of the lower matching seat is provided with at least one first ventilation groove which is communicated with the inner periphery and the outer periphery;
the end face of the upper matching seat is provided with at least one second ventilation groove which is communicated with the inner periphery and the outer periphery.
Two first ventilation grooves positioned on the same diameter line are formed in the end face of the lower matching seat;
two second ventilation grooves positioned on the same diameter line are formed in the end face of the upper matching seat;
and a certain included angle is formed between the diameter line of the first ventilation groove and the diameter line of the second ventilation groove.
The diameter line of the first ventilation groove is perpendicular to the diameter line of the second ventilation groove.
The two-gear elastic piece is an integrally formed non-conductive silica gel piece or rubber piece.
The second supporting component is provided with a through hole, the sensing component is located at one side, far away from the two-gear elastic piece, of the second supporting component, and the triggering component penetrates through the through hole to be matched with the sensing component.
The sensing component is an optocoupler sensor, two groups of light emitting and receiving units are arranged on the optocoupler sensor and distributed at certain intervals along the L axis direction, the triggering component is a follow-up grating, and two electric signals can be output through the cooperation of the follow-up grating and the two groups of light emitting and receiving units.
The follow-up grating is provided with a light passing hole, and when the first supporting component moves to a first position relative to the second supporting component, the follow-up grating blocks the first group of light emitting-receiving units a and outputs a first electric signal; when the first supporting component moves to a second position relative to the second supporting component, the follow-up grating blocks the second group of light emitting-receiving units b, and the light passing holes are matched with the first group of light emitting-receiving units a to output a second electric signal.
Still include the handle casing and set up the button at the outer tip of handle casing, first supporting part, two shelves elastic component, second supporting part, circuit board all set up in the handle casing, the handle casing forms spacingly to first supporting part and second supporting part and makes first supporting part can only be fixed along L axis direction and the relative handle casing position of second supporting part relative to the handle casing, the button is connected with first supporting part and is formed the linkage cooperation relation, the circuit board is fixed in the handle casing.
The second supporting part and the handle shell are integrally formed, and a limiting groove for limiting the two-gear elastic piece is formed in the second supporting part.
The beneficial effects of the utility model are as follows: according to the utility model, the functions of the existing two-gear conductive rubber are divided, the two-gear hand feeling is provided through the two-gear elastic piece, and the two-gear electric signal is formed by switching output of the two-gear electric signal through the other trigger component and the sensing component, so that the outer diameter of the two-gear elastic piece can be reduced compared with the existing two-gear conductive rubber, the size requirement of space arrangement is reduced, and the two-gear conductive rubber can be particularly used for a small-diameter handle switch.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic diagram of a two-stage push switch of the prior art;
FIG. 2 is a schematic diagram of a two-stage push switch according to the present utility model;
FIG. 3 is a schematic view of a two-stage spring according to the present utility model;
FIG. 4 is a schematic diagram of an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of one embodiment of the present utility model;
FIG. 6 is a schematic view of a hidden handle housing according to an embodiment of the present utility model;
FIG. 7 is a cross-sectional view of a handle housing according to one embodiment of the present utility model;
FIG. 8 is a cross-sectional view of a first support member according to one embodiment of the utility model;
FIG. 9 is a schematic diagram showing the cooperation structure of the trigger component and the sensing component in the non-pressed state according to an embodiment of the present utility model;
FIG. 10 is a schematic diagram showing the cooperation structure of the trigger component and the sensing component in the first gear state according to an embodiment of the present utility model;
FIG. 11 is a schematic diagram showing the cooperation structure of the trigger component and the sensing component in the second gear state according to an embodiment of the present utility model;
in the drawings, 1, a first support member; 101, triggering a component; 1011, light-transmitting holes; 2, two-gear elastic pieces; 201, lower mating seat; 2011, a first vent slot; 202, large skirt; 203, a pressing part; 2031, a second vent groove; 204, small skirts; 205, a first abutment; 206, a second abutment; 3, a second support member; 301, through holes; 302, a limit groove; 4, a circuit board; 5, an induction component; a, a first set of light emitting-receiving units; b, a second set of light emitting-receiving units; 6, a handle shell; 7, pressing a key; 8, a cover.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.
The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.
The two-gear function key switch structure comprises a first support part 1, a two-gear elastic piece 2, a second support part 3 and a circuit board 4, wherein the first support part 1 can slide along the L axis direction relative to the second support part 3;
the two-stage elastic member 2 comprises a ring-shaped lower fitting seat 201 taking an L axis as a central axis, a large skirt edge 202 which is positioned in the base 201 and extends upwards from the lateral center, a ring-shaped upper fitting seat 203 taking the L axis as the central axis and connected to the inner periphery of the large skirt edge 202, a small skirt edge 204 which is positioned in the pressing part 203 and extends downwards from the center, a first abutting part 205 which is positioned in the inner periphery of the small skirt edge 204 and protrudes downwards, and a second abutting part 206 which is positioned in the inner periphery of the small skirt edge 204 and protrudes upwards, wherein the lower fitting seat 201 and the upper fitting seat 203 are respectively fixedly connected and matched with the first supporting part 1 and the second supporting part 3;
the first support component 1 or the second support component 3 is connected with the trigger component 101 in a linkage way, the circuit board 4 is connected with an induction component 5 matched with the trigger component 101, when the first support component 1 moves to a first position where the first abutting portion 205 is limited relative to the second support component 3, the induction component 5 outputs a first signal to the circuit board 4, and when the first support component 1 moves to a second position where the second abutting portion 206 is limited relative to the second support component 3, the induction component 5 outputs a second signal to the circuit board 4.
The function of current two grades of conductive rubber is divided, two grades of hand feeling are provided through two grades of elastic pieces respectively and two grades of electric signals are formed through switching output of other trigger parts and sensing components, the two grades of elastic pieces compare current two grades of conductive rubber, the external diameter can be reduced, the size requirement of space arrangement is reduced, and the two grades of elastic pieces can be used for small-diameter handle switches especially.
Further, at least one first ventilation groove 2011 communicating the inner periphery with the outer periphery is provided on the end surface of the lower mating seat 201;
the end surface of the upper mating seat 203 is provided with at least one second ventilation groove 2031 communicating the inner circumference and the outer circumference. The first vent groove 2011 and the second vent groove 2031 are used for exhausting and exhausting air when the large skirt 202 and the small skirt 204 are compressively deformed in the cavity between the two-stage elastic member 2 and the second support member 3 and the first support member 1, respectively.
Further, two first ventilation grooves 2011 located on the same diameter line are arranged on the end surface of the lower matching seat 201;
two second ventilation grooves 2031 positioned on the same diameter line are arranged on the end surface of the upper matching seat 203;
the diameter line of the first vent slot 2011 forms a certain included angle with the diameter line of the second vent slot 2031. Thus, the two-gear elastic piece 2 is convenient to grasp in the assembly process, and integral bending in the grasping process is avoided.
Further, the diameter line of the first vent slot 2011 is perpendicular to the diameter line of the second vent slot 2031.
Further, the two-gear elastic member 2 is an integrally formed non-conductive silica gel member or rubber member. Because the switching output of the two-gear electric signal is realized through the other trigger component and the induction component to form the two-gear electric signal, the two-gear elastic piece 2 is not required to have a conductive function, and therefore, the conventional insulating silica gel piece or rubber piece is adopted, and the cost is reduced.
The second support part 3 is provided with a through hole 301, the sensing component 5 is located at one side of the second support part 3 far away from the two-gear elastic piece 2, and the triggering part 101 passes through the through hole 301 to be matched with the sensing component 5.
The construction shown in fig. 4-11 is an embodiment of the utility model applied to a small diameter handle switch, and is specifically constructed as follows:
as shown in fig. 4, the portable electronic device further comprises a handle shell 6, a key 7 arranged at the outer end part of the handle shell 6, and a housing 8 sleeved on the key 7, as shown in fig. 5-6, the first support component 1, the two-gear elastic piece 2, the second support component 3 and the circuit board 4 are all arranged in the handle shell 6, the handle shell 6 limits the first support component 1 and the second support component 3 to enable the first support component 1 to be fixed relative to the handle shell 6 along the L axis direction and the position of the second support component 3 relative to the handle shell 6, the key 7 is connected with the first support component 1 to form a linkage fit relationship, and the circuit board 4 is fixed in the handle shell 6.
Further, the second supporting member 3 is integrally formed with the handle housing 6, and a limiting groove 302 for limiting the two-gear elastic member 2 is formed on the second supporting member 3. The size of the limiting groove 302 is slightly larger than that of the lower matching seat 201, so that the lower matching seat 201 is expanded outwards after the two-gear elastic piece 2 is compressed and deformed.
Further, as shown in fig. 6, the sensing component 5 is an optocoupler sensor, two groups of light emitting-receiving units are disposed on the optocoupler sensor and distributed at a certain interval along the L axis direction, and the triggering component 101 is a follower grating, and two electrical signals can be output by matching the follower grating with the two groups of light emitting-receiving units.
The follow-up grating is provided with a light through hole 1011, as shown in fig. 9-11, when the first support component 1 moves to a first position relative to the second support component 3, the follow-up grating blocks the first group of light emitting-receiving units a and outputs a first electric signal; when the first supporting member 1 moves to the second position relative to the second supporting member 3, the follower grating blocks the second group of light emitting-receiving units b, and the light passing holes 1011 cooperate with the first group of light emitting-receiving units a to output a second electric signal. In this way, the circuit design is very simple, and the first group of light emitting-receiving units a and the second group of light emitting-receiving units b are respectively responsible for outputting two electric signals. Other settings may also be employed.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The two-gear function key switch structure comprises a first supporting component (1), a two-gear elastic piece (2), a second supporting component (3) and a circuit board (4), wherein the first supporting component (1) can slide along the direction of an L axis relative to the second supporting component (3);
the method is characterized in that: the two-gear elastic piece (2) is provided with an annular lower matching seat (201) taking an L axis as a central shaft, a large skirt edge (202) which is arranged on the inner side of the base (201) and extends upwards towards the center, an annular upper matching seat (203) which is connected on the inner periphery of the large skirt edge (202) and takes the L axis as the central shaft, a small skirt edge (204) which is arranged on the pressing part (203) and extends downwards towards the center, a first abutting part (205) which is arranged on the inner periphery of the small skirt edge (204) and protrudes downwards, and a second abutting part (206) which is arranged on the inner periphery of the small skirt edge (204) and protrudes upwards, wherein the lower matching seat (201) and the upper matching seat (203) are respectively fixedly connected and matched with the first supporting part (1) and the second supporting part (3);
the first supporting component (1) or the second supporting component (3) is connected with the triggering component (101) in a linkage mode, the circuit board (4) is connected with the sensing component (5) matched with the triggering component (101), when the first supporting component (1) moves to a first position where the first abutting portion (205) is limited relative to the second supporting component (3), the sensing component (5) outputs a first signal to the circuit board (4), and when the first supporting component (1) moves to a second position where the second abutting portion (206) is limited relative to the second supporting component (3), the sensing component (5) outputs a second signal to the circuit board (4).
2. The two-speed function key switch structure of claim 1, wherein: the end face of the lower matching seat (201) is provided with at least one first ventilation groove (2011) which is communicated with the inner periphery and the outer periphery;
at least one second ventilation groove (2031) which is communicated with the inner periphery and the outer periphery is arranged on the end face of the upper matching seat (203).
3. The two-speed function key switch structure of claim 2, wherein: two first ventilation grooves (2011) positioned on the same diameter line are formed in the end face of the lower matching seat (201);
two second ventilation grooves (2031) positioned on the same diameter line are formed in the end face of the upper matching seat (203);
and a certain included angle is formed between the diameter line of the first ventilation groove (2011) and the diameter line of the second ventilation groove (2031).
4. A two-speed function key switch structure according to claim 3, wherein: the diameter line of the first ventilation groove (2011) is perpendicular to the diameter line of the second ventilation groove (2031).
5. The two-speed function key switch structure of claim 1, wherein: the two-gear elastic piece (2) is an integrally formed non-conductive silica gel piece or rubber piece.
6. The two-speed function key switch structure according to any one of claims 1 to 5, wherein: the second supporting component (3) is provided with a through hole (301), the sensing component (5) is located at one side, far away from the two-gear elastic piece (2), of the second supporting component (3), and the triggering component (101) penetrates through the through hole (301) to be matched with the sensing component (5).
7. The two-speed function key switch structure of claim 6, wherein: the sensing component (5) is an optocoupler sensor, two groups of light emitting and receiving units are arranged on the optocoupler sensor and distributed at a certain interval along the L axis direction, and the triggering component (101) is a follow-up grating, and can output two electric signals through the cooperation of the follow-up grating and the two groups of light emitting and receiving units.
8. The two-speed function key switch structure of claim 7, wherein: the follow-up grating is provided with a light through hole (1011), and when the first supporting component (1) moves to a first position relative to the second supporting component (3), the follow-up grating blocks the first group of light emitting-receiving units (a) and outputs a first electric signal; when the first supporting component (1) moves to a second position relative to the second supporting component (3), the follow-up grating blocks the second group of light emitting-receiving units (b), and the light passing holes (1011) are matched with the first group of light emitting-receiving units (a) to output a second electric signal.
9. The two-speed function key switch structure of claim 6, wherein: still include handle casing (6) and set up button (7) at handle casing (6) outer tip, first supporting part (1), two shelves elastic component (2), second supporting part (3), circuit board (4) all set up in handle casing (6), handle casing (6) are to first supporting part (1) and second supporting part (3) formation spacing make first supporting part (1) can only be along L axis direction and second supporting part (3) relative handle casing (6) fixed in position, button (7) are connected with first supporting part (1) and are formed the linkage cooperation relation, circuit board (4) are fixed in handle casing (6).
10. The two-speed function key switch structure of claim 9, wherein: the second supporting part (3) and the handle shell (6) are integrally formed, and a limiting groove (302) for limiting the two-gear elastic piece (2) is formed in the second supporting part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680502.8U CN219800717U (en) | 2023-03-28 | 2023-03-28 | Two-gear functional key switch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680502.8U CN219800717U (en) | 2023-03-28 | 2023-03-28 | Two-gear functional key switch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219800717U true CN219800717U (en) | 2023-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320680502.8U Active CN219800717U (en) | 2023-03-28 | 2023-03-28 | Two-gear functional key switch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219800717U (en) |
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2023
- 2023-03-28 CN CN202320680502.8U patent/CN219800717U/en active Active
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