CN215377264U - Novel key switch panel - Google Patents
Novel key switch panel Download PDFInfo
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- CN215377264U CN215377264U CN202121519727.2U CN202121519727U CN215377264U CN 215377264 U CN215377264 U CN 215377264U CN 202121519727 U CN202121519727 U CN 202121519727U CN 215377264 U CN215377264 U CN 215377264U
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Abstract
The utility model provides a novel key switch panel, which comprises a switch pressing plate, a circuit board cover plate, a panel frame, a PCB circuit board structure and a panel rear cover which are sequentially connected, wherein the circuit board cover plate extends forwards to form a hollow frame which is arranged in an aligned mode with the switch pressing plate, elastic sheets for resetting the switch pressing plate are arranged at four corner ends of the hollow frame, limiting buckles for preventing the switch pressing plate from being separated from the circuit board cover plate are arranged at the peripheral edge of the rear end of the switch pressing plate, first buckle grooves fixedly connected with the limiting buckles are arranged at the peripheral edge of the hollow frame, and switch keys on the PCB circuit board structure are arranged in the hollow frame. The novel key switch panel provided by the utility model is simple in assembly operation, does not need to be assembled in a fixed direction by matching with the panel, reduces the resource waste and parts of the key switch panel, reduces the cost and the processing complexity, and facilitates the operation of unfolding, repairing and maintaining the panel.
Description
Technical Field
The utility model relates to the technical field of key switches, in particular to a novel key switch panel.
Background
At present, most of the existing key switch panels are of an integrated structure, and in actual use, an elastic support sheet is generally added on the inner surface of a key to realize the key reset function of the key switch panel.
But discovery in practice, the key switch panel of current integral type structure needs the professional to come the panel to carry out holistic dismantlement and change mostly when dismantling or changing, not only caused the waste of material resource to a certain extent, still be difficult to the panel expand the operation of repairing and maintaining, and the most assembly process of the elastic support piece in the current key switch panel is complicated, need cooperate the panel to assemble according to fixed direction, not only restricted manual assembly accuracy and packaging efficiency, waste product or substandard product production rate has also been increased simultaneously, certain manufacturing cost has been increased.
Therefore, it is desirable to provide a novel key switch panel to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The technical problem mainly solved by the utility model is to provide a novel key switch panel, the movable buckles are directly arranged on the peripheral edge of each key panel, the key reset function can be directly realized without installing an elastic supporting sheet, the assembly operation is simple, the panel is not required to be matched for assembly in a fixed direction, the resource waste is reduced, meanwhile, the parts of the key switch panel are reduced, the cost and the processing complexity are reduced, and the panel is convenient to expand, repair and maintain.
In order to solve the technical problems, one technical scheme adopted by the utility model is to provide a novel key switch panel, which comprises a circuit board cover plate 3, a panel frame 2, a PCB circuit board structure 4 and a panel rear cover 5 which are sequentially connected, wherein the circuit board cover plate 3 is provided with a plurality of switch pressing plates 1, the circuit board cover plate 3 extends forwards to be provided with a hollow frame 31 which is arranged in alignment with the switch pressing plates 1, the peripheral edge positions of the rear end of each switch pressing plate 1 are provided with limit buckles 11 for preventing the switch pressing plates 1 from being separated from the circuit board cover plate 3, the peripheral edge positions of the hollow frame 31 are provided with first buckle grooves 32 which are fixedly connected with the limit buckles 11 in a clamping manner, and switch keys 47 on the PCB circuit board structure 4 are arranged in the hollow frame 31.
Preferably, a protruding piece 12 for abutting against the tip of the switch key 47 is provided at the rear end of the switch pressing plate 1.
Preferably, the panel frame 2 is arranged on the periphery of the circuit board cover plate 3 and the PCB circuit board structure 4, the circuit board cover plate 3 is arranged on one side end of the inner plate 21, and the PCB circuit board structure 4 is arranged on the other side end of the inner plate 21.
Preferably, rubber pads 35 for preventing the switch pressing plate 1 from colliding with the circuit board cover plate 3 are arranged at four corners of the hollow frame 31.
Preferably, the PCB structure 4 is composed of a PCB 41 and a circuit board fixing frame 42, an inward-recessed mounting groove 44 for mounting the PCB 41 is formed at the front end of the PCB structure 4, the mounting groove 44 is provided with a first buckle 43 extending forward, and the first buckle 43 is sequentially and fixedly connected with a first through hole 48 on the PCB 41 and a second buckle groove 33 on the circuit board cover plate 3.
Preferably, the inner side of the mounting groove 44 is provided with a plug-in power supply interface 45, and the rear end of the PCB 41 is provided with a pin header interface 46 electrically connected to the plug-in power supply interface 45.
Preferably, the upper end and the lower end of the circuit board fixing frame 42 are provided with second fasteners 49 extending forward, and the second fasteners 49 are sequentially and fixedly connected with the second through holes 22 on the panel frame 2 and the third fastener grooves 34 on the circuit board cover plate 3.
Preferably, the rear end of the circuit board fixing frame 42 is provided with a fastening hole 410 for fastening and connecting with the third fastener 51 on the panel rear cover 5.
The utility model has the beneficial effects that: according to the novel key switch panel provided by the utility model, the movable buckles are directly arranged at the peripheral edge of each key panel, so that the key reset function can be directly realized without installing an elastic supporting sheet, the assembly operation is simple, the panel is not required to be matched for assembly in a fixed direction, the resource waste is reduced, meanwhile, the parts of the key switch panel are reduced, the cost and the processing complexity are reduced, and the panel is convenient to expand, repair and maintain.
Drawings
Fig. 1 is an enlarged view of a front view structure of a novel key switch panel according to the present invention;
FIG. 2 is an enlarged view of a rear view structure of a novel key switch panel according to the present invention;
fig. 3 is a structural combination diagram of a novel key switch panel according to the present invention;
fig. 4 is a three-dimensional structure diagram of a novel key switch panel according to the present invention.
The names of the parts corresponding to the numerical identifiers in the drawings of the specification are respectively as follows:
a switch pressing plate 1; a circuit board cover plate 3; a panel frame 2; a PCB circuit board structure 4; a panel rear cover 5; a limiting buckle 11; a boss 12; an inner plate 21; a second through hole 22; a hollow frame 31; a first snap groove 32; a second catching groove 33; a third snap groove 34; a rubber pad 35; a PCB wiring board 41; a circuit board fixing bracket 42; a first catch 43; a mounting groove 44; a plug-in power supply interface 45; a pin header 46; a switch button 47; a first through hole 48; a second catch 49; a card hole 410; and a third catch 51.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the drawings.
Please refer to fig. 1-4, the novel key switch panel of this embodiment, including the circuit board cover plate 3 that connects gradually, the panel frame 2, the PCB circuit board structure 4 and the panel rear cover 5, be equipped with a plurality of switch pressing plate 1 on the circuit board cover plate 3, circuit board cover plate 3 extends forward and is equipped with the hollow frame 31 that aligns with switch pressing plate 1 and arranges, be equipped with the spacing buckle 11 that is used for preventing switch pressing plate 1 to break away from circuit board cover plate 3 on the edge position all around of rear end of switch pressing plate 1, be equipped with the first buckle groove 32 of being connected with spacing buckle 11 card on the edge position all around of hollow frame 31, switch button 47 on the PCB circuit board structure 4 is located in the hollow frame 31.
Preferably, the switch pressing plate 1 has a projection 12 at a rear end thereof for abutting against a tip of the switch key 47.
Preferably, panel frame 2 is located on circuit board apron 3 and PCB circuit board structure 4 periphery, and circuit board apron 3 is located one side of inner panel 21 and is served, and PCB circuit board structure 4 is located on the opposite side of inner panel 21 and is served.
Preferably, rubber pads 35 for preventing the switch pressing plate 1 from colliding with the circuit board cover plate 3 are arranged at the four corners of the hollow frame 31.
Preferably, the PCB structure 4 is composed of a PCB 41 and a circuit board fixing frame 42, the front end of the PCB structure 4 is provided with an inward-recessed mounting groove 44 for mounting the PCB 41, the mounting groove 44 is provided with a first buckle 43 extending forward, and the first buckle 43 is sequentially connected with a first through hole 48 on the PCB 41 and a second buckle groove 33 on the circuit board cover plate 3 in a clamping manner.
Preferably, the inner side of the mounting groove 44 is provided with a plug-in power supply interface 45, and the rear end of the PCB 41 is provided with a pin header interface 46 for electrically connecting with the plug-in power supply interface 45.
Preferably, the upper and lower ends of the circuit board fixing frame 42 are provided with second fasteners 49 extending forward, and the second fasteners 49 are sequentially and fixedly connected with the second through holes 22 on the panel frame 2 and the third fastener grooves 34 on the circuit board cover plate 3.
Preferably, the rear end of the circuit board fixing frame 42 is provided with a fastening hole 410 for fastening and connecting with the third fastener 51 on the panel rear cover 5.
In this embodiment, when the key switch panel of the present application is assembled, since the switch pressing plates 1 have the same shape and do not have a fixed assembling direction, and the switch pressing plates 1 are assembled on the panel frame 2 to be connected by a buckle, no additional screw is needed for fastening, and only the switch pressing plates 1 need to be clamped on the panel frame 2;
and, the switch is pressed 1, circuit board apron 3, panel frame 2, PCB circuit board structure 4 and is connected between the panel rear cover 5 can all adopt the mode of buckle to be connected, need not to adopt the screw to fasten, and then can effectual realization assembly easy operation to reduce cost and the advantage of processing complexity.
Preferably, if the key switch panel needs to be disassembled for maintenance, the power supply wire inserted into the plug-in power supply interface 45 can be directly pulled out, so that the whole key switch panel is directly disassembled integrally, and the key switch panel is conveniently repaired and maintained.
Preferably, if switch pressing board 1 breaks down, can directly dismantle and change the switch pressing board 1 of buckle on circuit board apron 3 can, need not to dismantle whole key switch panel and get off.
Preferably, after the user presses the switch pressing plate 1 downwards, the protrusion 12 on the rear end of the switch pressing plate 1 can directly abut against the switch key 47 to realize the switch control on the switch pressing plate 1, and then after the user releases the switch pressing plate 1, the rubber pads 35 on the four corners of the hollow frame 31 can bounce the switch pressing plate 1 along with the elastic inertia of the user to reset the switch pressing plate 1, and the limit buckle 11 on the rear end of the switch pressing plate 1 can be clamped on the first buckle groove 32 on the hollow frame 31 to prevent the switch pressing plate 1 from being separated from the circuit board cover plate 3.
Preferably, the rubber pads 35 disposed at the four corners of the hollow frame 31 can effectively protect the switch pressing plate 1, so as to prevent the switch pressing plate 1 from being broken due to collision between the switch pressing plate 1 and the circuit board cover plate 3.
It can be seen that, in the implementation of the novel key switch panel described in fig. 1 to 4, by directly providing the movable buckles at the peripheral edge of each key panel, the key reset function can be directly realized without installing the elastic support sheet, the assembly operation is simple, the panel is not required to be assembled in a fixed direction, the resource waste is reduced, and meanwhile, the parts of the key switch panel are reduced, so that the cost and the processing complexity are reduced, and the panel is convenient to be unfolded, repaired and maintained.
In addition, the novel key switch panel described in fig. 1 to 4 is more beautiful in overall appearance, more compact and simpler in structure.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A novel key switch panel is characterized in that: including circuit board apron (3), panel frame (2), PCB circuit board structure (4) and the panel back lid (5) that connect gradually, be equipped with a plurality of switch pressing board (1) on circuit board apron (3), circuit board apron (3) extend forward be equipped with hollow frame (31) that switch pressing board (1) were arranged according to the alignment, be equipped with on the edge position all around of the rear end of switch pressing board (1) and be used for preventing switch pressing board (1) breaks away from spacing buckle (11) of circuit board apron (3), be equipped with on the edge position all around of hollow frame (31) with first buckle groove (32) that spacing buckle (11) card is firmly connected, switch button (47) on PCB circuit board structure (4) are located in hollow frame (31).
2. The novel keyswitch panel of claim 1, wherein: the rear end of the switch pressing plate (1) is provided with a protruding piece (12) which is used for being abutted against the top end of the switch key (47).
3. The novel keyswitch panel of claim 1, wherein:
the panel frame (2) is arranged on the periphery of the circuit board cover plate (3) and the PCB circuit board structure (4), the circuit board cover plate (3) is arranged on one side of the inner plate (21), and the PCB circuit board structure (4) is arranged on the other side of the inner plate (21).
4. The novel keyswitch panel of claim 1, wherein: rubber pads (35) used for preventing the switch pressing plate (1) and the circuit board cover plate (3) from colliding are arranged at the four corner ends of the hollow frame (31).
5. The novel keyswitch panel of claim 1, 2 or 3, wherein:
PCB circuit board structure (4) comprise PCB circuit board (41) and circuit board mount (42), the front end of PCB circuit board structure (4) is equipped with inside sunken being used for the installation mounting groove (44) of PCB circuit board (41), mounting groove (44) are equipped with first buckle (43) that extend forward, first buckle (43) in proper order with first through-hole (48) on PCB circuit board (41) second buckle groove (33) on circuit board apron (3) block solid the connection.
6. The novel keyswitch panel of claim 5, wherein:
the inboard of mounting groove (44) is equipped with plug-in power supply interface (45), the rear end of PCB circuit board (41) be equipped with be used for with pin header interface (46) that plug-in power supply interface (45) electricity is connected.
7. The novel keyswitch panel of claim 5, wherein:
and second buckles (49) extending forwards are arranged at the upper end and the lower end of the circuit board fixing frame (42), and the second buckles (49) are fixedly connected with the second through holes (22) in the panel frame (2) and the third buckle grooves (34) in the circuit board cover plate (3) in a clamping manner.
8. The novel keyswitch panel of claim 5, wherein:
the rear end of the circuit board fixing frame (42) is provided with a clamping hole (410) which is used for being fixedly connected with a third clamping buckle (51) on the panel rear cover (5) in a clamping way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121519727.2U CN215377264U (en) | 2021-07-05 | 2021-07-05 | Novel key switch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121519727.2U CN215377264U (en) | 2021-07-05 | 2021-07-05 | Novel key switch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215377264U true CN215377264U (en) | 2021-12-31 |
Family
ID=79607389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121519727.2U Active CN215377264U (en) | 2021-07-05 | 2021-07-05 | Novel key switch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215377264U (en) |
-
2021
- 2021-07-05 CN CN202121519727.2U patent/CN215377264U/en active Active
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