CN213211988U - Switch panel structure and electronic equipment - Google Patents
Switch panel structure and electronic equipment Download PDFInfo
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- CN213211988U CN213211988U CN202021953519.9U CN202021953519U CN213211988U CN 213211988 U CN213211988 U CN 213211988U CN 202021953519 U CN202021953519 U CN 202021953519U CN 213211988 U CN213211988 U CN 213211988U
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- switch panel
- stress concentration
- pressure sensor
- panel structure
- stress
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Abstract
The present disclosure provides a switch panel structure and an electronic apparatus. The switch panel structure comprises a switch panel, a pressure sensor and a sticky adhesive layer; the switch panel comprises a top part, a bottom part and a side part, wherein the side part is at least connected with the top part to form an integrated structure so as to enclose a semi-closed accommodating space, and the first surface of the top part in the thickness direction is provided with at least one key area; the pressure sensor is accommodated and fixed in the accommodating space, is connected with the second surface of the top along the thickness direction of the pressure sensor and corresponds to the key area; the sticky glue layer is arranged between the pressure sensor and the top to fixedly install the pressure sensor. This disclosed flush mounting plate of switch structure, panel need not trompil or fluting, and required components and parts are less, and compact structure is convenient for install fixedly, and sensitivity is high, and waterproof performance improves greatly, and the greasy dirt effect is better, can satisfy the requirement of continuous use in adverse circumstances.
Description
Technical Field
The disclosure belongs to the technical field of switch structures, and particularly relates to a switch panel structure and electronic equipment.
Background
The switch panel is a commonly used electronic device, and current switch panel contains panel face frame, bottom plate and connects the curb plate in the relative both sides of bottom plate, and the button region of panel needs trompil, fluting or sets up protruding button, need pass through the curb plate and be provided with the mounting hole lock screw that runs through between panel face frame and the bottom plate and connect or pass through pin joint, fixes again on installation main structure spare.
However, the switch panel with the above structure adopts a split design, and is easy to have the problems of difficult control of installation precision, incapability of preventing water (the water resistance can not reach the IP68 water-proof level), dust prevention, oil pollution prevention and the like.
SUMMERY OF THE UTILITY MODEL
The present disclosure is directed to solving at least one of the problems of the related art and to providing a switch panel structure and an electronic device.
In one aspect of the present disclosure, a switch panel structure is provided, including a switch panel, a pressure sensor, and a sticker layer;
the switch panel comprises a top part, a bottom part and a side part, wherein the side part is at least connected with the top part to form an integrated structure so as to enclose a semi-closed accommodating space, and the first surface of the top part in the thickness direction is provided with at least one key area;
the pressure sensor is accommodated and fixed in the accommodating space, is connected with the second surface of the top along the thickness direction of the top and corresponds to the key area;
the adhesive layer is arranged between the pressure sensor and the top to be fixedly installed on the pressure sensor.
In some optional embodiments, the first surface of the top portion along the thickness direction thereof is further provided with at least one non-key region, and the non-key region is located outside the key region;
the switch panel structure further comprises at least one reinforcing piece, wherein the reinforcing piece is connected with the second surface of the top along the thickness direction of the top and corresponds to the non-key area to support and reinforce the switch panel.
In some optional embodiments, the bottom is provided with at least one mounting hole penetrating through the thickness thereof, so as to fix the switch panel structure member to the electronic equipment mounting base through a fastener penetrating through the mounting hole.
In some alternative embodiments, the cross-sectional dimensions of the side portions increase sequentially from the top portion to the bottom portion.
In some alternative embodiments, a plurality of the pressing deformation elastic grooves are arranged on the side part, and the plurality of the pressing deformation elastic grooves are arranged at intervals along the length direction of the side part.
In some optional embodiments, the key region is flush with or protrudes from a surface of the top portion facing away from the bottom portion; and/or the presence of a gas in the gas,
the pressure sensor adopts any one of a resistance strain type sensor, a piezoresistive type pressure sensor, a piezoelectric type pressure sensor and an inductance type pressure sensor.
In some optional embodiments, the pressure sensor comprises:
a sensor substrate having at least one stress concentration region disposed thereon;
at least one stress detection unit, the stress detection unit sets up on the sensor base plate and with the top links to each other, the stress detection unit with stress concentration area corresponds.
In some optional embodiments, a plurality of stress concentration grooves recessed inward from an end of the sensor substrate in a width direction thereof are provided in the strain concentration region, the plurality of stress concentration grooves penetrating or not penetrating through a thickness of the sensor substrate;
the stress detection unit is arranged among the corresponding stress concentration grooves.
In some optional embodiments, two stress concentration grooves are symmetrically arranged in the strain concentration region along the width direction of the sensor substrate, and the centers of the two stress concentration grooves are collinear;
the cross section of the stress concentration groove is U-shaped, and the stress detection unit is arranged between the sharp tops of the two U-shaped stress concentration grooves; or the like, or, alternatively,
the cross section of the stress concentration groove is V-shaped, and the stress detection unit is arranged between the sharp tops of the two V-shaped stress concentration grooves; or the like, or, alternatively,
the cross section of the stress concentration groove is in a sawtooth shape, and the stress detection unit is arranged between the sharp tops of the sawtooth-shaped stress concentration groove.
In some alternative embodiments, the strain concentrating region is provided with a stress concentrating hole through its thickness in a central region of the sensor substrate;
the edge of the stress detection unit is overlapped on the edge of the stress concentration hole.
In another aspect of the present disclosure, an electronic device is provided, which includes the switch panel structure described above.
For the switch panel that adopts components of a whole that can function independently structure or spare part structure traditionally, this switch panel structure of this disclosure, its switch panel include top, bottom and connect the top with the lateral part of bottom, and the lateral part at least with the top links to each other as integrated into one piece's structure, and pressure sensor passes through the fixed holistic switch panel structure that forms in sticky glue layer and top. Therefore, according to the switch panel structure disclosed by the invention, the panel does not need to be perforated or grooved, fewer components are needed, the structure is more compact, the installation and the fixation are convenient, the use is convenient, the universality is better, the product cost is low, the sensitivity of the switch panel structure is high, and the consistency is good. In addition, this disclosed flush mounting plate of switch structure, waterproof performance improves greatly, and through experimental test, the waterproof performance of this disclosed flush mounting plate of switch structure can reach IP68 grade, and the greasy dirt effect is better, can satisfy the requirement of continuous use in adverse circumstances.
Drawings
Fig. 1 is a schematic structural diagram of a switch panel structure according to an embodiment of the disclosure;
FIG. 2 is a schematic structural diagram of a switch panel structure according to another embodiment of the disclosure
FIG. 3 is a schematic structural diagram of a pressure sensor according to another embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a switch panel structure according to another embodiment of the disclosure;
fig. 5 is a schematic structural diagram of a switch panel structure according to another embodiment of the disclosure;
fig. 6 is a schematic structural diagram of a switch panel structure according to another embodiment of the disclosure.
Detailed Description
For a better understanding of the technical aspects of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
As shown in fig. 1, a switch panel structure 100 includes a switch panel 110, a pressure sensor 120, and an adhesive layer 130. The switch panel 110 includes a top portion 111, a bottom portion 112 and a side portion 113, wherein the side portion 113 is connected with at least the top portion 111 to form an integral structure, so as to enclose a semi-enclosed receiving space, that is, the side portion 113 may be connected with only the top portion 111 to form an integral structure, in this case, the bottom portion 112 is connected with the side portion 113 by a split design, and preferably, the side portion 113 is connected with both the top portion 111 and the bottom portion 112 to form an integral structure. The top 111 is provided with at least one key area along a first surface in its thickness direction. For example, as shown in fig. 4, two key regions P for receiving pressing force of a user may be provided on the upper surface of the top portion 111. It should be noted that, the number, size, position, shape, and the like of the key regions are not limited, and those skilled in the art can determine according to actual needs, for example, as shown in fig. 1, the key regions are flush with the surface of the top portion 111 away from the bottom portion 112, or as shown in fig. 4, the key regions P protrude from the surface of the top portion 111 away from the bottom portion 112, and the like, that is, the key regions P in this embodiment do not need to be opened or grooved.
For example, as shown in fig. 1 and 4, the pressure sensor 120 is accommodated and fixed in the accommodating space, and the pressure sensor 120 is connected to a second surface of the top portion 111 along a thickness direction thereof and corresponds to the key region P. Specifically, as shown in fig. 1, the pressure sensor 120 is connected to the lower surface of the top portion 111, preferably, the second surface is a horizontal surface, and the pressure sensor 120 may be fixedly connected to the top portion 111 through glue or a glue pad, specifically, as shown in fig. 1, a layer of adhesive layer 130 may be disposed between the pressure sensor 120 and the top portion 111 to fixedly connect the two, so that the top portion 111 and the pressure sensor 120 are pressed and bent synchronously. The adhesive layer 130 may be solid adhesive, liquid adhesive, foam adhesive, adhesive rubber, silica gel, etc., which are not limited in the embodiments of the disclosure.
Specifically, as shown in fig. 1 and 4, when an external force (e.g., a pressing force of a user) acts on the key region P on the top portion 111 of the switch panel 110, the pressure sensor 120 may sense the external force applied on the key region P and generate a pressing deformation in synchronization with the key region P, so as to output a pressure signal, and thus, start and stop operations of the switch panel structure 100 may be controlled according to the pressure signal.
Compared with the switch panel which is of a split structure or a spare part structure in the prior art, the switch panel of the switch panel structure of the embodiment comprises a top part, a bottom part and a side part which connects the top part and the bottom part, the side part is at least connected with the top part to form an integrally formed structure, and the pressure sensor is connected with the top part and is fixed through the adhesive layer to form an integral switch panel structure. Therefore, the switch panel structure of the embodiment has the advantages of fewer required components, more compact structure, convenience in mounting and fixing, convenience in use, better universality, low product cost, high sensitivity and good consistency. In addition, the flush mounting plate structure of switch of this embodiment, waterproof performance improves greatly, and through experimental test, the flush mounting plate structure's of switch of this embodiment waterproof nature can reach IP68 grade, and the greasy dirt proof effect is better, can satisfy the requirement of continuous use in adverse circumstances.
It should be noted that, the switch panel is not limited in quality, for example, the switch panel may be made of a metal material, such as aluminum, iron, copper, and the like, and for example, the switch panel may also be made of an organic glass material or a plastic material, and the disclosure is not limited thereto.
It should be further noted that, the type of the pressure sensor is not limited, for example, the pressure sensor may employ a resistance strain gauge sensor, a piezoresistive pressure sensor, a piezoelectric pressure sensor, an inductive pressure sensor, or the like, which is not limited by the embodiment of the present disclosure, and the embodiment of the present disclosure preferably employs a piezoresistive pressure sensor.
For example, as shown in fig. 2, the first surface of the top portion 111 along the thickness direction thereof is further provided with at least one non-key region C, where the non-key region C is located outside the key region P, that is, the non-key region C corresponds to a non-sensor-attachment region. Specifically, as shown in fig. 2, a key region P is disposed in a central region of the top portion 111, and a non-key region C is disposed on each of two sides of the key region P, or of course, only one non-key region C may be disposed on one side of the key region P, which is not limited in the embodiment of the present disclosure.
Illustratively, as shown in fig. 2, the switch panel structure 100 further includes at least one reinforcing member 140, and the reinforcing member 140 is connected to a second surface of the top portion 111 along a thickness direction thereof and corresponds to the non-key region C. That is, as shown in fig. 2, the strength of the switch panel 110 can be improved by providing the reinforcement member 140 below the non-key region C. In particular, in the case of a switch panel having a relatively thin structure, for example, a panel having a plate thickness of less than 1.0mm, the reinforcing member 140 is provided in the non-key-press region C, whereby the thin switch panel 110 can be supported and reinforced. For the panel with the plate thickness greater than 1.0mm, the design of the reinforcing member 140 may not be considered, and of course, for the panel with the plate thickness greater than 1.0mm, the design of the reinforcing member 140 may also be considered, and the embodiment of the present disclosure does not limit this.
The specific structure of the reinforcing member is not limited, and the reinforcing member may have a rectangular plate-like structure, or may have a rib-like structure, and the embodiment of the present disclosure is not limited thereto.
For example, in order to facilitate fixing the switch panel structure 100 to an electronic device or a mounting base, as shown in fig. 1 and 4, at least one mounting hole 112a is formed through the thickness of the bottom 112, so that the switch panel structure 100 can be fixed to the electronic device mounting base by a fastener penetrating through the mounting hole 112 a.
It should be noted that the number and shape of the mounting holes are not limited, and for example, as shown in fig. 1 and 4, two mounting holes 112a may be provided on the bottom portion 112. The mounting hole 112a may be a circular hole, a waist hole, or a square hole, which is not limited by the embodiment of the disclosure.
In addition to providing the mounting hole 112a on the bottom portion 112 to mount the switch panel structure 100 to the electronic device as shown in fig. 1 and 4, the cross-sectional size of the side portion 113 may be increased from the top portion 111 to the bottom portion 112 as shown in fig. 5. That is, as shown in fig. 5, the side portion 113 is designed in a wedge-shaped structure, so that the side portion 113 having the wedge-shaped structure can be more stably mounted to the electronic apparatus when being mounted with the electronic apparatus.
Furthermore, as shown in fig. 6, a plurality of pressing deformable elastic grooves 113a may be provided on the side portion 113, and the plurality of pressing deformable elastic grooves 113a may be provided at intervals along the longitudinal direction of the side portion 113, so that the electronic device may be smoothly mounted and fastened to the electronic device by pressing and compressing the plurality of pressing deformable elastic grooves 113a of the side portion 113 when the electronic device is mounted.
It should be noted that, the number, size and spacing of the specific compressible elastic slots 113a are not limited, and can be determined by those skilled in the art according to actual needs, and the embodiments of the present disclosure are not limited thereto.
Illustratively, in order to improve the sensitivity of the switch panel structure, as shown in fig. 1, 3 and 4, the pressure sensor 120 includes a sensor substrate 121 and at least one stress detection unit 122. The sensor substrate 121 is provided with at least one stress concentration region. The stress detection unit 122 is disposed on the sensor substrate 121 and connected to the top portion 111, and the stress detection unit 122 corresponds to the stress concentration region.
Specifically, as shown in fig. 3, in the pressure sensor having one structure, a plurality of stress concentration grooves 121a recessed inward from the end portion of the sensor substrate 121 in the width direction thereof are provided in the strain concentration region, the stress concentration grooves 121a may or may not penetrate through the thickness of the sensor substrate 121, and when the stress concentration grooves 121a do not penetrate through the thickness of the sensor substrate 121, the stress concentration grooves 121a may be formed by making a half-slit in the sensor substrate 121, where the half-slit means making a micro-cut in the surface of the sensor substrate 121. The stress detection unit 122 is disposed between the corresponding stress concentration grooves 121 a.
More specifically, as shown in fig. 3, two stress concentration grooves 121a are symmetrically disposed in the strain concentration region in the width direction of the sensor substrate 121, and the centers of the two stress concentration grooves 121a are collinear. The stress concentration groove 121a may have a U-shaped cross section, and the stress detection unit 122 is disposed between the apexes of the two U-shaped stress concentration grooves. In addition, the cross section of the stress concentration groove 121a may also be V-shaped, and the stress detection unit 122 is disposed between the apexes of the two V-shaped stress concentration grooves. In addition, the cross section of the stress concentration groove 121a may also be in a zigzag shape, and the stress detection unit 122 is disposed between the peaks of the zigzag stress concentration groove, and so on.
For example, in a pressure sensor of another structure (e.g., a plate-type pressure sensor, etc.), as shown in fig. 4, 5, and 6, the strain concentration region is provided with a stress concentration hole 121b through the thickness of the sensor substrate 121 in a central region thereof. The edge of the stress detection unit 122 overlaps the edge of the stress concentration hole 121 b.
In another aspect of the present disclosure, an electronic device is provided, which includes the switch panel structure described above, and the detailed structure of the switch panel structure can refer to the related description, which is not repeated herein.
The electronic device of this embodiment has the switch panel structure described above, and compared with the switch panel that conventionally adopts a split structure or a discrete structure, the switch panel of this embodiment includes a top portion, a bottom portion, and a side portion connecting the top portion and the bottom portion, and the side portion is connected with at least the top portion to form an integrally formed structure, and the pressure sensor is connected with the top portion and fixed by the adhesive layer to form an integral switch panel structure. Therefore, the switch panel structure of the embodiment has the advantages of fewer required components, more compact structure, convenience in mounting and fixing, convenience in use, better universality, low product cost, high sensitivity and good consistency. In addition, the flush mounting plate structure of switch of this embodiment, waterproof performance improves greatly, and through experimental test, the flush mounting plate structure's of switch of this embodiment waterproof nature can reach IP68 grade, and the greasy dirt proof effect is better, can satisfy the requirement of continuous use in adverse circumstances.
It is to be understood that the above embodiments are merely exemplary embodiments that are employed to illustrate the principles of the present disclosure, and that the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the disclosure, and these are to be considered as the scope of the disclosure.
Claims (11)
1. A switch panel structure is characterized by comprising a switch panel, a pressure sensor and an adhesive layer;
the switch panel comprises a top part, a bottom part and a side part, wherein the side part is at least connected with the top part to form an integrated structure so as to enclose a semi-closed accommodating space, and the first surface of the top part in the thickness direction is provided with at least one key area;
the pressure sensor is accommodated and fixed in the accommodating space, is connected with the second surface of the top along the thickness direction of the top and corresponds to the key area;
the adhesive layer is arranged between the pressure sensor and the top to be fixedly installed on the pressure sensor.
2. The switch panel structure according to claim 1,
the first surface of the top along the thickness direction is also provided with at least one non-key area, and the non-key area is positioned outside the key area;
the switch panel structure further comprises at least one reinforcing piece, wherein the reinforcing piece is connected with the second surface of the top along the thickness direction of the top and corresponds to the non-key area to support and reinforce the switch panel.
3. The switch panel structure of claim 1, wherein the bottom portion is provided with at least one mounting hole extending through a thickness thereof for securing the switch panel structure to an electronic equipment mounting base by a fastener inserted through the mounting hole.
4. The switch panel structure according to claim 1, wherein the side portions have cross-sectional dimensions that increase in order from the top portion to the bottom portion.
5. The switch panel structure according to claim 1, wherein a plurality of the resiliently deformable grooves are provided on the side portion, and the plurality of resiliently deformable grooves are provided at intervals in a longitudinal direction of the side portion.
6. The switch panel structure according to any one of claims 1 to 5, wherein the key region is flush with or protrudes from a surface of the top portion facing away from the bottom portion; and/or the presence of a gas in the gas,
the pressure sensor adopts any one of a resistance strain type sensor, a piezoresistive type pressure sensor, a piezoelectric type pressure sensor and an inductance type pressure sensor.
7. The switch panel structure according to any one of claims 1 to 5, wherein said pressure sensor comprises:
a sensor substrate having at least one stress concentration region disposed thereon;
at least one stress detection unit, the stress detection unit sets up on the sensor base plate and with the top links to each other, the stress detection unit with stress concentration area corresponds.
8. The switch panel structure according to claim 7,
a plurality of stress concentration grooves which are recessed inwards from the end part of the sensor substrate along the width direction are arranged in the stress concentration area, and the stress concentration grooves penetrate through the thickness of the sensor substrate or do not penetrate through the thickness of the sensor substrate;
the stress detection unit is arranged among the corresponding stress concentration grooves.
9. The switch panel structure of claim 8,
two stress concentration grooves are symmetrically arranged in the stress concentration area along the width direction of the sensor substrate, and the centers of the two stress concentration grooves are collinear;
the cross section of the stress concentration groove is U-shaped, and the stress detection unit is arranged between the sharp tops of the two U-shaped stress concentration grooves; or the like, or, alternatively,
the cross section of the stress concentration groove is V-shaped, and the stress detection unit is arranged between the sharp tops of the two V-shaped stress concentration grooves; or the like, or, alternatively,
the cross section of the stress concentration groove is in a sawtooth shape, and the stress detection unit is arranged between the sharp tops of the sawtooth-shaped stress concentration groove.
10. The switch panel structure according to claim 7,
a stress concentration hole penetrating through the thickness of the sensor substrate is arranged in the central area of the sensor substrate in the stress concentration area;
the edge of the stress detection unit is overlapped on the edge of the stress concentration hole.
11. An electronic device characterized by comprising the switch panel structure of any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953519.9U CN213211988U (en) | 2020-09-09 | 2020-09-09 | Switch panel structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953519.9U CN213211988U (en) | 2020-09-09 | 2020-09-09 | Switch panel structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213211988U true CN213211988U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021953519.9U Active CN213211988U (en) | 2020-09-09 | 2020-09-09 | Switch panel structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213211988U (en) |
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2020
- 2020-09-09 CN CN202021953519.9U patent/CN213211988U/en active Active
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