CN210348685U - Key switch device - Google Patents
Key switch device Download PDFInfo
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- CN210348685U CN210348685U CN201921217248.8U CN201921217248U CN210348685U CN 210348685 U CN210348685 U CN 210348685U CN 201921217248 U CN201921217248 U CN 201921217248U CN 210348685 U CN210348685 U CN 210348685U
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- cover plate
- spring
- key switch
- switch device
- sliding block
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- 230000004308 accommodation Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000007906 compression Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A key switch device, which acts on a product body structure with a certain accommodating space to be opened and closed, comprises: the cover plate structure is provided with a groove on the exposed surface, a fixed column is arranged on the built-in surface of the cover plate structure and at a position separated by a certain distance from the sliding space, the fixed column is also provided with a first combination structure, and a spring groove is arranged beside the fixed column; the sliding block structure is arranged in the sliding space of the cover plate structure and can slide in parallel with the cover plate structure, one end of the sliding block structure is provided with a handle perpendicular to the sliding block structure, and the other end of the sliding block structure is respectively and sequentially provided with a top plate, a limiting ring and a mandril structure; the combining piece can be fixed with the fixing column, a bolt head is arranged at the top end of the combining piece, and a second combining structure is arranged on the bolt head in a connecting way; and a spring disposed in the spring groove and having an inner diameter greater than a diameter of the top rod.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to a key switch device, and more particularly to a key switch device with a simple structure and a reduced cost.
[ background of the invention ]
The internal space of some high-precision assembled products is narrow, and the design space left for each part is also small, so that some precise and skillful designs are needed for realizing the purpose. If the electronic components of the product have no compact space, only some structural design aspects of the product can be considered.
For example, in a POS (Point Of Sale) machine currently manufactured in a factory, since a mechanical key switch for opening a cover assembly Of the POS machine is composed Of many parts, it is disadvantageous to save an assembly space and a manufacturing cost.
In view of this, the present invention provides a key switch device that has a simple structure and can reduce the cost.
[ Utility model ] content
The to-be-solved technical problem of the present invention is to provide a key switch device which has a simple structure and can reduce the cost.
For solving the above technical problem, a key switch device, it acts on a product body structure that has certain accommodation space, and this product body structure is provided with a switch aggregate unit, can trigger opening of this product body structure through this switch aggregate unit of operation, and this key switch device includes:
the cover plate structure belongs to the exposed part of the product body structure, a groove is arranged on the exposed surface of the cover plate structure, an external sliding space is defined by the groove and the cover plate structure, a fixed column is arranged on the internal surface of the cover plate structure and at a distance from the sliding space, a first combination structure is also arranged on the fixed column, and a spring groove is arranged beside the fixed column;
the sliding block structure is placed in the sliding space of the cover plate structure and can slide in parallel with the cover plate structure, one end of the sliding block structure is provided with a handle perpendicular to the sliding block structure, the other end of the sliding block structure is respectively and sequentially provided with a top plate, a limiting ring and a push rod structure, the limiting ring is in an oval shape, the short diameter of the limiting ring is larger than that of the fixed column, and the top plate can push the switch linkage device to operate;
the combining piece can be fixed with the fixed column, the top end of the combining piece is provided with a bolt head, the diameter of the bolt head is larger than that of the limiting ring, the bolt head is connected with a second combining structure, and the second combining structure can be fixed with the first combining structure; and
a spring disposed in the spring groove and having an inner diameter greater than a diameter of the top rod.
When the key switch device is installed, the handle of the sliding block structure is firstly arranged to face the corresponding sliding space from the built-in surface of the cover plate structure, the handle part penetrates through the sliding space, meanwhile, the fixed column penetrates through the limiting ring, the sliding block structure is close to the cover plate structure at the moment, then the second combination structure is fixed with the first combination structure so as to fix the combination piece and the fixed column, because the bolt head is arranged on the combination piece, the sliding block structure can only slide parallel to the cover plate structure, and because of the limitation of the limiting ring, the sliding amplitude of the sliding block structure can only be in the limiting ring, finally, one end of the spring penetrates through the protruding part of the ejector rod, the other end of the spring abuts against the tail end of the spring groove, the spring is in a semi-compression state at the moment, and the key switch device is installed completely.
Under the condition of no external force, the slider structure is under the action of the resilience force of the spring and under the limitation of the fixed column, and the handle and the fixed column are kept at the farthest distance. Pressing the handle, the handle moves towards the direction close to the fixed column, the spring continues to compress under the action of external force until the sliding block structure is limited by the fixed column, at the moment, the handle keeps the closest distance from the fixed column, and if the handle loses the action of external force, the sliding block structure can restore to the original position (namely, the position of the handle keeping the farthest distance from the fixed column) under the action of the resilience force of the spring. In the processes, the top plate also slides along with the sliding mechanism, and in the process of pressing the handle to slide, the top plate can push the switch linkage device of the product body structure to open the product body structure, so that the handle is acted from the outside to open the product body structure, the handle is released, and the top plate can also be restored to the original position (namely, the position where the handle is kept at the closest distance from the fixed column) along with the rebound force of the spring applied to the slider structure.
Preferably, two limit baffles which are symmetrical left and right are further arranged on the built-in surface of the cover plate structure and are parallel to the sliding space and separated from the sliding space by a small distance, the distance between the two limit baffles is larger than the width distance of the sliding block structure, each limit baffle is provided with a clamping hook, and the two clamping hooks are opposite in direction and can clamp the sliding block structure to enable the sliding block structure to stably slide parallel to the cover plate structure.
Preferably, the first combination structure is a screw hole, and the second combination structure is a bolt, which can be fixedly connected with the screw hole to limit the slide block structure on the cover plate structure.
Preferably, the first combination structure is a stud integrated with the fixing column, the combination member is a nut, the outer diameter of the nut is larger than the diameter of the fixing column, and the nut can be combined with the stud to limit the sliding block structure on the cover plate structure.
Preferably, the first combination structure is a clamping structure, the second combination structure is a hook, and the hook can be fixed with the clamping structure to limit the sliding block structure on the cover plate structure.
Preferably, a protruding column with a diameter equal to or smaller than the diameter of the spring is further disposed at the end of the spring slot, and when installed, the spring is sleeved on the column and abuts against the end of the spring slot, so that the spring is difficult to eject out of the spring slot during compression.
Compared with the prior art, the utility model discloses key switch device, by the design of this slider structure, it is complicated to have replaced original linkage switch structure, and the design that the part is many utilizes this spring of this slider structure collocation and some limit structure's application for linkage structure becomes simple, and easy installation operation has improved the efficiency of equipment. The simple design of this slider structure of present case neither occupies the space of this product body structure, also accords with the volume production nature simultaneously to manufacturing cost has been reduced relatively.
[ description of the drawings ]
Fig. 1 is a schematic view of the components of the key switch device according to an embodiment of the present invention.
Fig. 2 is a schematic view of the key switch device according to an embodiment of the present invention.
Fig. 3 is a schematic view illustrating a use of the pressing handle according to an embodiment of the key switch device of the present invention.
Fig. 4 is a schematic structural diagram of a product according to an embodiment of the key switch device of the present invention.
Fig. 5 is an opening schematic view of a product body structure according to an embodiment of the key switch device of the present invention.
[ detailed description ] embodiments
Referring to fig. 1 to 3, the present invention provides a key switch device, which acts on a product body structure having a certain accommodating space, the product body structure is provided with a switch linkage device (not shown), the switch linkage device can trigger the opening of the product body structure by operating, the key switch device includes:
a cover plate structure 1, which belongs to the exposed part of the product body structure, a groove 11 is arranged on the exposed surface of the cover plate structure 1, the groove 11 and the cover plate structure 1 define an external sliding space 111, a fixed column 12 is arranged on the internal surface of the cover plate structure 1 and at a distance from the sliding space 111, a first combination structure 121 is further arranged on the fixed column 12, and a spring groove 13 is arranged beside the fixed column 12;
a sliding block structure 2, which is placed in the sliding space 111 of the cover plate structure 1 and can slide parallel to the cover plate structure 1, a handle 21 perpendicular to the sliding block structure 2 is arranged at one end of the sliding block structure 2, a top plate 24, a limiting ring 22 and a top rod structure 23 are respectively arranged at the other end of the sliding block structure 2 in sequence, the limiting ring 22 is oval, the short diameter of the limiting ring 22 is larger than the diameter of the fixed column 12, and the top plate 24 can push the operation of the switch linkage device;
a combining member 3 capable of being fixed to the fixing 12 column, a bolt head 31 disposed at the top end of the combining member 3, the diameter of the bolt head 31 being larger than the short diameter of the limiting ring 22, a second combining structure 32 disposed on the bolt head 31, the second combining structure 32 capable of being fixed to the first combining structure 121; and
a spring 4 disposed in the spring groove 13 and having an inner diameter of the spring 4 larger than that of the plunger 23.
When the key switch device is installed, the handle 21 of the slider structure 2 is first faced to the sliding space 111 from the inner side of the cover plate structure 1, and the handle 21 partially penetrates through the sliding space 111, and the fixing post 12 penetrates through the limiting ring 22, at this time, the slider structure 2 is close to the cover plate structure 1, and then the second combining structure 32 is fixed to the first combining structure 121 to fix the combining member 3 and the fixing post 12, in this embodiment, the first combining structure 121 is a screw hole, and the second combining structure 32 is a bolt capable of being fixedly connected to the screw hole to limit the slider structure 2 on the cover plate structure 1. Because the bolt head 31 is arranged on the combining member 3, the sliding block structure 2 can only slide parallel to the cover plate structure 1, and because of the limitation of the limiting ring 22, the sliding amplitude of the sliding block structure 2 can only be in the limiting ring 22, finally, one end of the spring 4 passes through the protruding part of the ejector rod structure 23, and the other end is propped against the tail end of the spring groove 13, at this time, the spring 4 is in a semi-compression state, and the installation of the key switch device is completed.
In the absence of external force, the slider structure 2 is under the resilience of the spring 4 and is limited by the fixed post 12, and the handle 21 keeps the farthest distance from the fixed post 12. When the handle 21 is pressed, the handle 21 moves towards the direction close to the fixed post 12, the spring 4 continues to compress under the action of external force until the slider structure 2 is limited by the fixed post 12, at this time, the handle 21 keeps the closest distance from the fixed post 12, and if the handle 21 loses the action of external force, the slider structure 2 can restore to the original position (i.e. the position where the handle 21 keeps the farthest distance from the fixed post 12) under the action of the resilience force of the spring 4. During these processes, the top plate 24 slides along with the sliding motion, during the sliding motion of pressing the handle 21, the top plate 24 pushes the switch linkage of the product body structure to open the product body structure, as shown in fig. 4 and 5, the handle 21 is applied from the outside to open the product body structure, the handle 12 is released, and the top plate 24 is also restored to the original position (i.e. the position where the handle 21 is kept at the closest distance from the fixed post 12) along with the resilient force of the spring 4 applied to the slider structure 2.
In this embodiment, two bilaterally symmetrical limiting baffles 14 are further disposed on the built-in surface of the cover plate structure 1, the limiting baffles are parallel to the sliding space 111 and spaced a short distance away from the sliding space, the distance between the two limiting baffles 14 is greater than the width distance of the slider structure 2, each limiting baffle 14 is provided with a hook, and the two hooks are opposite in direction and can engage with the slider structure 2 to enable the slider structure 2 to smoothly slide parallel to the cover plate structure 1.
In this embodiment, the first coupling structure 121 is a stud integrated with the fixing post 12, the coupling member 3 is a nut, the outer diameter of the nut is larger than the diameter of the fixing post 12, and the nut can be coupled with the stud to limit the sliding block structure 2 on the cover plate structure 1.
In this embodiment, the first combination structure 121 is a fastening structure, and the second combination structure 32 is a hook, which can be fixed with the fastening structure to limit the slider structure 2 on the cover plate structure 1.
In this embodiment, a protruding column with a diameter equal to or smaller than that of the spring 4 is further disposed at the end of the spring slot 13, and when installed, the spring 4 is sleeved on the column and abuts against the end of the spring slot 13, so that the spring 4 is difficult to eject out of the spring slot 13 during the compression process.
To sum up, the utility model discloses key switch device, by the design of this slider structure 2, it is complicated to have replaced original linkage switch structure, and the design that the part is many utilizes this spring 4 of this slider structure 2 collocation and some limit structure's application for linkage structure becomes simple, and easy installation operation has improved the efficiency of equipment. The simple design of this slider structure 2 of present case neither takes up space, also accords with the volume production nature simultaneously to manufacturing cost has been reduced relatively.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a key switch device, its acts on a product body structure that has certain accommodation space, and this product body structure is provided with a switch aggregate unit, can trigger opening of this product body structure through this switch aggregate unit of operation, and its characterized in that, this key switch device includes:
the cover plate structure belongs to the exposed part of the product body structure, a groove is arranged on the exposed surface of the cover plate structure, an external sliding space is defined by the groove and the cover plate structure, a fixed column is arranged on the internal surface of the cover plate structure and at a distance from the sliding space, a first combination structure is also arranged on the fixed column, and a spring groove is arranged beside the fixed column;
the sliding block structure is placed in the sliding space of the cover plate structure and can slide in parallel with the cover plate structure, one end of the sliding block structure is provided with a handle perpendicular to the sliding block structure, the other end of the sliding block structure is respectively and sequentially provided with a top plate, a limiting ring and a push rod structure, the limiting ring is in an oval shape, the short diameter of the limiting ring is larger than that of the fixed column, and the top plate can push the switch linkage device to operate;
the combining piece can be fixed with the fixed column, the top end of the combining piece is provided with a bolt head, the diameter of the bolt head is larger than that of the limiting ring, the other end of the combining piece is provided with a second combining structure, and the second combining structure can be fixed with the first combining structure; and
a spring disposed in the spring groove and having an inner diameter greater than a diameter of the top rod.
2. The key switch device of claim 1, wherein the first engagement structure is a threaded hole, and the second engagement structure is a bolt capable of being fixedly coupled to the threaded hole to retain the slider structure on the cover structure.
3. The key switch device of claim 1, wherein two limit baffles are disposed on the inner surface of the cover structure and parallel to the sliding space and spaced apart from the sliding space by a small distance, the distance between the two limit baffles is greater than the width distance of the slider structure, each limit baffle has a hook, and the two hooks are opposite and can engage with the slider structure to enable the slider structure to smoothly slide parallel to the cover structure.
4. The key switch device of claim 1, wherein the first engagement structure is a stud integral with the stationary post, the engagement member is a nut having an outer diameter greater than a diameter of the stationary post, the nut being engageable with the stud to retain the slider structure on the cover structure.
5. The apparatus of claim 1, wherein the first engaging structure is a locking structure, and the second engaging structure is a hook, the hook being capable of being fixed to the locking structure to retain the slider structure on the cover structure.
6. A key switch device according to claim 1, wherein the spring slot is further provided at its distal end with a projecting post having a diameter equal to or smaller than the diameter of the spring, the spring being fitted over the post and abutting the distal end of the spring slot when mounted.
7. The key switch device according to claim 1, wherein the top plate pushes the switch linkage of the product body structure to open the product body structure during sliding movement of the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217248.8U CN210348685U (en) | 2019-07-30 | 2019-07-30 | Key switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217248.8U CN210348685U (en) | 2019-07-30 | 2019-07-30 | Key switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210348685U true CN210348685U (en) | 2020-04-17 |
Family
ID=70217216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921217248.8U Active CN210348685U (en) | 2019-07-30 | 2019-07-30 | Key switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210348685U (en) |
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2019
- 2019-07-30 CN CN201921217248.8U patent/CN210348685U/en active Active
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