CN216772375U - Shock attenuation amortization keyboard - Google Patents
Shock attenuation amortization keyboard Download PDFInfo
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- CN216772375U CN216772375U CN202123324921.8U CN202123324921U CN216772375U CN 216772375 U CN216772375 U CN 216772375U CN 202123324921 U CN202123324921 U CN 202123324921U CN 216772375 U CN216772375 U CN 216772375U
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- damping
- circuit board
- noise
- printed circuit
- plate
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Abstract
The utility model discloses a damping and silencing keyboard which comprises a positioning template, a key cap, a first damping and silencing plate, a printed circuit board, a second damping and silencing plate and a damping protective shell, wherein the positioning template is sequentially arranged from top to bottom, the key cap is embedded in the positioning template in the middle, and the damping protective shell is used for coating the side edge of the printed circuit board and the bottom of the second damping and silencing plate; the inner side of the damping protective shell is provided with a plurality of first damping silencing strips, and the first damping silencing strips are transversely embedded in the peripheral gap of the printed circuit board. According to the utility model, the first damping and silencing plate is arranged on the upper surface of the printed circuit board, the second damping and silencing plate is arranged on the lower surface of the printed circuit board, and the first damping and silencing strip is arranged in the gap, so that the damping and silencing effect is good, the hard contact between the printed circuit board and the positioning template and between the printed circuit board and the damping protective shell is blocked, the abrasion of each part of the keyboard is reduced, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of computers, in particular to a damping and silencing keyboard.
Background
Modern informatization technology is rapidly developed, and workers often use a computer and a keyboard matched with the computer in an office, and can send instructions to the computer, input some data and the like through the keyboard.
In order to increase the typing speed of workers, the knocking sense of a mechanical keyboard is generally utilized, but the voice of typing through the mechanical keyboard is too big, so that the working of other people around an office is affected, the touch comfort degree of the finger abdomen and the key cap is poor, and a novice is difficult to find the key typing sense. Some white collars often carry notebook computers on business trips and sometimes use public places for office work, such as: the whole common keyboard is large and is not easy to carry in coffee shops, restaurants and the like.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide the vibration-damping and noise-reducing keyboard which is good in vibration-damping and noise-reducing effect, good in touch comfort degree, small in size and easy to carry.
The technical problem to be solved by the utility model can be realized by adopting the following technical scheme:
a shock absorption and noise reduction keyboard is characterized by comprising a positioning template, a key cap, a first shock absorption and noise reduction plate, a printed circuit board, a second shock absorption and noise reduction plate and a shock absorption and noise reduction protective shell, wherein the positioning template is sequentially arranged from top to bottom and is used for positioning the transverse direction of the key cap, the key cap is embedded in the middle of the positioning template, the first shock absorption and noise reduction plate is arranged at the bottom of the positioning template, the printed circuit board is used for bearing design circuits for controlling a plurality of key caps, the second shock absorption and noise reduction plate is arranged at the bottom of the printed circuit board, and the shock absorption and noise reduction protective shell is used for coating the side edge of the printed circuit board and the bottom of the second shock absorption and noise reduction plate;
a plurality of first shock-absorbing and noise-reducing strips are arranged on the inner side of the shock-absorbing protective shell, and the first shock-absorbing and noise-reducing strips are transversely embedded in gaps on the periphery of the printed circuit board; the first damping and silencing strip is used for limiting the transverse movement of the printed circuit board in the plane of the printed circuit board, and the first damping and silencing plate and the second damping and silencing plate are used for limiting the longitudinal movement of the printed circuit board.
In a preferred embodiment of the present invention, a mounting frame is embedded in the upper part of the inner side of the shock-absorbing protective shell, and the mounting frame prevents the first shock-absorbing noise-damping strip from coming off.
In a preferred embodiment of the utility model, a battery mounting hole is formed in the upper side of the bottom surface of the shock absorption protective shell, a battery and a battery mounting plate are sequentially mounted at the battery mounting hole of the shock absorption protective shell, and the battery is used for supplying power to the printed circuit board.
In a preferred embodiment of the utility model, a plurality of second shock-absorbing and noise-reducing strips are arranged at four corners of the bottom of the battery mounting plate.
In a preferred embodiment of the utility model, a USB connector is arranged on the front end face of the shock absorption protective shell, and the USB connector comprises a connector post with a hollow interior, a metal connector axially connected to the interior of the connector post, and a plurality of mounting feet radially arranged on two sides of the connector post; the USB joint is electrically connected with the printed circuit board through the metal joint, and the damping and silencing keyboard can charge the USB joint or connect external transmission data and instructions.
In a preferred embodiment of the present invention, the first vibration-damping and sound-deadening plate, the second vibration-damping and sound-deadening plate, the first vibration-damping and sound-deadening strip and the second vibration-damping and sound-deadening strip are made of soft elastic materials.
In a preferred embodiment of the present invention, a plurality of assembling holes are longitudinally formed on the positioning template, the first damping and sound-absorbing plate, the printed circuit board, the second damping and sound-absorbing plate, the damping protective shell, and the battery mounting plate, respectively, and a plurality of assembling screws sequentially pass through the plurality of assembling holes on the positioning template, the first damping and sound-absorbing plate, the printed circuit board, the second damping and sound-absorbing plate, the damping protective shell, and the battery mounting plate, thereby completing the fixed mounting of the damping and sound-absorbing keyboard.
The utility model has the beneficial effects that: a damping and silencing keyboard is characterized in that a first damping and silencing plate is arranged on the upper surface of a printed circuit board, a second damping and silencing plate is arranged on the lower surface of the printed circuit board, and a first damping and silencing strip is arranged in a gap, so that the damping and silencing effect is good, hard contact between the printed circuit board and a positioning template and between the printed circuit board and a damping and silencing protective shell is prevented, abrasion of each part of the keyboard is reduced, and the service life is prolonged; the cross-shaped touch head is arranged on the key cap, so that the touch comfort of the finger abdomen and the key cap is improved.
Drawings
Fig. 1 is a perspective view of a vibration-damping and noise-reducing keyboard of the present invention.
Fig. 2 is a front view of a vibration absorbing and noise dampening keyboard of the present invention.
Fig. 3 is a cross-sectional view a-a of fig. 2 of the present invention.
Fig. 4 is an exploded view of a vibration absorbing and noise dampening keyboard of the present invention.
Fig. 5 is a schematic structural diagram of the key cap of the present invention.
Fig. 6 is a schematic structural view of the shock-absorbing protective shell of the present invention.
Fig. 7 is a schematic structural diagram of the USB connector according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.
Referring to fig. 1 to 6, a damping and silencing keyboard is shown, which includes a positioning template 200 for positioning the key cap 100 in the transverse direction, the key cap 100 embedded in the positioning template 200 at the middle part, a first damping and silencing board 300 disposed at the bottom of the positioning template 200, a printed circuit board 400 carrying a design circuit for controlling a plurality of key caps 100, a second damping and silencing board 500 disposed at the bottom of the printed circuit board 400, and a damping protective case 600 for covering the side edge of the printed circuit board 400 and the bottom of the second damping and silencing board 500, which are sequentially disposed from top to bottom; the first and second shock-absorbing and noise-absorbing plates 300 and 500 serve to restrict the longitudinal movement of the printed circuit board 400.
The key cap 100 is used for preventing dust from entering the positioning template 200 to cause blockage; the positioning template 200 eliminates the digital special typing area of the traditional keyboard, has small volume, easy carrying and low power consumption, and is suitable for being used in white-collar business trips; set up first shock attenuation abatvoix 300, the lower surface at printed circuit board 400 and set up second shock attenuation abatvoix 500, the space department sets up first shock attenuation abatvoix strip, and the shock attenuation amortization is effectual, and the separation has produced rigid contact between printed circuit board 400 and locating template 200, the shock attenuation protective housing 600, reduces each parts wearing and tearing of keyboard, increase life.
The key cap 100 comprises a main quadrangular frustum 110, an auxiliary quadrangular frustum 120 and a cross touch head 130 which are sequentially arranged above the positioning template 200 from bottom to top, a plurality of mounting protrusions 140 which are radially arranged at the bottom end of the outer annular surface of the main quadrangular frustum 110, and a plurality of key guide columns 150 which are arranged on the lower surface of the main quadrangular frustum 110; preferably, there are 4 mounting protrusions 140, and there are 4 key guide posts 150; the main rectangular prism table 110, the auxiliary rectangular prism table 120 and the cross-shaped touch head 130 are all hollow, four corners of the upper portion of the periphery of the main rectangular prism table 110 are respectively provided with a square groove 111, and the cross-shaped touch head 130 is beneficial to increasing the touch feeling of the finger belly of a human hand touching the key cap 100.
A plurality of first shock-absorbing and noise-reducing strips 710 are arranged on the inner side of the shock-absorbing protective shell 600, the first shock-absorbing and noise-reducing strips 710 are integrally flat cylindrical strips, and the first shock-absorbing and noise-reducing strips 710 are transversely embedded in gaps on the periphery of the printed circuit board 400; the thickness of the first shock absorbing and noise reducing strip 710 is greater than that of the printed circuit board 400 and less than the total thickness of the first shock absorbing and noise reducing plate 300, the printed circuit board 400 and the second shock absorbing and noise reducing plate 500, and the first shock absorbing and noise reducing strip 710 is used for limiting the lateral movement of the printed circuit board 400 in the plane of the first shock absorbing and noise reducing strip.
An installation frame 730 is embedded in the upper part of the inner side of the shock absorption protection shell 600 to prevent the first shock absorption and noise reduction rubber strip 710 from falling off; a plurality of mounting lugs 731 are radially arranged on the inner side of the mounting frame 730, the mounting lugs 731 correspond to the positioning templates 200 and the U-shaped mounting grooves on the side of the printed circuit board 400, and the positioning templates 200 and the first shock-absorbing and noise-reducing plate 300 are mounted in the mounting frame 730.
A plurality of mounting bars 610 are arranged on the lower surface of the inner side of the shock absorption protection shell 600, and the outer surfaces formed by the mounting bars 610 correspond to the outer side surfaces of the first shock absorption and sound absorption plate 300, the printed circuit board 400 and the second shock absorption and sound absorption plate 500; 1U-shaped mounting groove is formed between every two mounting bars 610, and the first shock-absorbing and sound-attenuating bar 300 is arranged in the U-shaped mounting groove.
A battery mounting hole 620 is formed in the upper side of the bottom surface of the shock absorption protection shell 600, and a battery 740 and a battery mounting plate 750 are sequentially mounted in the battery mounting hole 620 of the shock absorption protection shell 600; the battery 740 is used to supply power to the printed circuit board 400, and the cross section of the battery mounting hole 750 is T-shaped, which is advantageous for heat dissipation of the battery 740. At battery mounting panel 750's bottom two corners, respectively be provided with a second shock attenuation noise damping strip 720 on the bottom surface of shock attenuation protective housing 600 two angles in addition, second shock attenuation noise damping strip 720 is whole to be a flat form cylinder strip, and the desktop is kept away from to battery mounting panel 750 is whole, has not only reduced battery mounting panel 750's wearing and tearing, has further improved the shock attenuation noise cancelling effect of keyboard, and battery 740 has the space to dispel the heat in the use in addition, improves the life of battery.
Referring to fig. 7, a USB connector 800 is disposed on a front end face of the shock absorbing protective housing 600, and the USB connector 800 includes a connector post 810 with a hollow interior, a metal connector 820 axially connected to the interior of the connector post 810, and a plurality of mounting feet 830 radially disposed on two sides of the connector post 810; the USB connector 800 is electrically connected to the pcb 400 through the metal connector 820, and the damping and silencing keyboard can charge itself through the USB connector 800 or connect to external data and commands. The cross section of the joint column 810 is waist-shaped with a straight line axis; one end of the metal connector 820 is provided with a plurality of hooks 821, and the metal connector 820 is hung on one side of the port of the connector column 810 through the plurality of hooks 821; preferably, there are 4 mounting feet 830.
The first damping and silencing plate 300, the second damping and silencing plate 500, the first damping and silencing strip 710 and the second damping and silencing strip 720 are all made of soft elastic materials, and the soft elastic materials are one of silica gel, rubber, sponge, EVA (ethylene vinyl acetate), PORON (porous alumina wool) and TPU (thermoplastic polyurethane); the soft elastic material has the effects of shock absorption and noise reduction, the problem of cavity sound generated inside when a key cap of the keyboard is knocked is solved, and the vibration frequency of the keyboard is greatly reduced.
A plurality of assembly holes are longitudinally formed in the positioning template 200, the first damping and silencing plate 300, the printed circuit board 400, the second damping and silencing plate 500, the damping protective shell 600 and the battery mounting plate 750 respectively, and a plurality of assembly screws 760 sequentially penetrate through the positioning template 200, the first damping and silencing plate 300, the printed circuit board 400, the second damping and silencing plate 500, the damping protective shell 600 and the battery mounting plate 750 to further complete the fixed mounting of the damping and silencing keyboard.
As shown in fig. 4, the basic installation principle of the present invention is:
firstly, a battery 740 is installed in a battery installation hole in a battery installation plate 750, and the shock absorption protection shell 600 is placed above the battery 740, wherein the battery 740 corresponds to the battery installation hole 620 in the shock absorption protection shell 600 in position; then, the first shock-absorbing and noise-reducing strips 710 are placed in the U-shaped mounting grooves in the shock-absorbing protective shell 600, and the second shock-absorbing and noise-reducing boards 500, the printed circuit board 400 and the first shock-absorbing and noise-reducing boards 300 are sequentially embedded inside the first shock-absorbing and noise-reducing strips 710 from bottom to top; finally, the key cap 100 is installed inside the first damping and sound-absorbing plate 300, the printed circuit board 400 and the second damping and sound-absorbing plate 500, the positioning template 200 is sleeved on the upper portion of the outer side of the key cap 100, and a plurality of assembling screws 760 penetrate through a plurality of assembling holes in the positioning template 200, the first damping and sound-absorbing plate 300, the printed circuit board 400, the second damping and sound-absorbing plate 500, the damping protective shell 600 and the battery mounting plate 750 from top to bottom in sequence to be fixed, so that the keyboard is installed.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents.
Claims (7)
1. A shock absorption and noise reduction keyboard is characterized by comprising a positioning template, a key cap, a first shock absorption and noise reduction plate, a printed circuit board, a second shock absorption and noise reduction plate and a shock absorption and noise reduction protective shell, wherein the positioning template is arranged from top to bottom in sequence and used for positioning the transverse direction of the key cap, the key cap is embedded in the positioning template in the middle, the first shock absorption and noise reduction plate is arranged at the bottom of the positioning template, the printed circuit board is used for bearing design circuits for controlling a plurality of key caps, the second shock absorption and noise reduction plate is arranged at the bottom of the printed circuit board, and the shock absorption and noise reduction protective shell is used for coating the side edge of the printed circuit board and the bottom of the second shock absorption and noise reduction plate;
a plurality of first shock-absorbing and noise-reducing strips are arranged on the inner side of the shock-absorbing protective shell, and the first shock-absorbing and noise-reducing strips are transversely embedded in gaps on the periphery of the printed circuit board; the first damping and silencing strip is used for limiting the transverse movement of the printed circuit board in the plane of the printed circuit board, and the first damping and silencing plate and the second damping and silencing plate are used for limiting the longitudinal movement of the printed circuit board.
2. The keyboard of claim 1, wherein a mounting frame is embedded in the upper part of the inner side of the shock-absorbing protective shell, and the mounting frame prevents the first shock-absorbing noise-reducing strip from coming off.
3. The keyboard of claim 2, wherein a battery mounting hole is formed in the upper side of the bottom surface of the shock absorption protective shell, a battery and a battery mounting plate are sequentially mounted at the battery mounting hole of the shock absorption protective shell, and the battery is used for supplying power to the printed circuit board.
4. A vibration-damping and noise-damping keyboard as claimed in claim 3, wherein a plurality of second vibration-damping and noise-damping strips are provided at four corners of the bottom of said battery mounting plate.
5. The keyboard of claim 4, wherein a USB connector is disposed on a front end surface of the shock-absorbing protective casing, the USB connector includes a hollow connector column, a metal connector axially connected to an inner portion of the connector column, and a plurality of mounting feet radially disposed on two sides of the connector column; the USB joint is electrically connected with the printed circuit board through the metal joint, and the damping and silencing keyboard can charge the USB joint or connect external transmission data and instructions.
6. A vibration-damping and noise-damping keyboard as claimed in claim 5, wherein said first vibration-damping and noise-damping plate, said second vibration-damping and noise-damping plate, said first vibration-damping and noise-damping strip, and said second vibration-damping and noise-damping strip are made of soft elastic material.
7. The keyboard of claim 6, wherein a plurality of assembling holes are longitudinally formed on the positioning template, the first vibration-damping and noise-damping plate, the printed circuit board, the second vibration-damping and noise-damping plate, the vibration-damping protective shell and the battery mounting plate, and a plurality of assembling screws sequentially pass through the assembling holes on the positioning template, the first vibration-damping and noise-damping plate, the printed circuit board, the second vibration-damping and noise-damping plate, the vibration-damping protective shell and the battery mounting plate, so as to complete the fixed installation of the keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123324921.8U CN216772375U (en) | 2021-12-27 | 2021-12-27 | Shock attenuation amortization keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123324921.8U CN216772375U (en) | 2021-12-27 | 2021-12-27 | Shock attenuation amortization keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216772375U true CN216772375U (en) | 2022-06-17 |
Family
ID=81969452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123324921.8U Active CN216772375U (en) | 2021-12-27 | 2021-12-27 | Shock attenuation amortization keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216772375U (en) |
-
2021
- 2021-12-27 CN CN202123324921.8U patent/CN216772375U/en active Active
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