CN216528525U

CN216528525U - Key structure for industrial personal computer

Info

Publication number: CN216528525U
Application number: CN202122767961.3U
Authority: CN
Inventors: 唐皝
Original assignee: Suzhou Haidian Intelligent Technology Co ltd
Current assignee: Suzhou Haidian Intelligent Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-13
Anticipated expiration: 2031-11-12

Abstract

The utility model provides a key structure for an industrial personal computer, wherein the upper end of a reset spring is attached to the lower end face of a moving sheet, a contact column is arranged in the middle of the lower end face of the moving sheet, a key cap main body is arranged at the upper side of the moving sheet and passes through a through hole formed in the upper side of a shell, a key cap shell is clamped at the upper side of the key cap main body, a side edge is arranged at the through hole at the upper end of the shell, and a plurality of reset springs are arranged in the shell and can be continuously used after one reset spring is damaged, so that the service life of a key is greatly prolonged; the elastic columns on the edge of the key cap shell slide in the sliding groove in the downward pressing process, and the design can ensure that the key cap shell does not adhere to the surface of the side edge in the pressing process, so that the key does not make a sound in the using process.

Description

Key structure for industrial personal computer

Technical Field

The utility model relates to a key structure for an industrial personal computer, belonging to the field of electronic equipment.

Background

The industrial computer button all adopts ordinary mechanical type button, because there is the space between button and the panel, presses the back, because the industrial computer is easy to block in the panel after long-time use the button, so need design a new structure and improve the life of button.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a key structure for an industrial personal computer to solve the problems in the background technology.

In order to realize the purpose, the utility model is realized by the following technical scheme: the utility model provides a button structure for industrial computer, includes the casing, the inside border position of casing is provided with reset spring, reset spring's upper end and the lower terminal surface that removes the piece are laminated mutually, the intermediate position of terminal surface is provided with the contact post under the removal piece, the upside position that removes the piece is provided with the key cap main part, the key cap main part passes the through-hole of seting up at the casing upside and sets up, the upside position joint of key cap main part has the key cap shell, the through-hole position of casing upper end is provided with the side edge, and the inner circle of side edge and the marginal facies of key cap main part laminate mutually, the casing welding is on the inside circuit board of industrial computer, and the contact post passes the contact hole of seting up on the casing and contacts on the circuit board.

Furthermore, the reset springs arranged in the shell are arranged in an equidistant mode among the multiple reset springs, and the bottoms of the reset springs are fixed with the bottom of the shell.

Further, the border position of removing the piece is fixed with supports along, support along being the rectangular font frame structure that returns for the cross-section, and support the edge on edge and the inner wall of casing and laminate mutually, the bottom border position of casing inside is seted up the recess and the height of recess is for supporting along half of height.

Furthermore, the border position joint of keycap shell lower extreme has the elasticity post, the elasticity post is provided with many and the equidistance between the many elasticity posts and arranges, the border position of casing upper end has seted up the sliding tray, the sliding tray is the slotted hole structure of cross-section semicircular in shape.

Furthermore, the central axis of the elastic column and the lower end face of the keycap shell form an included angle of 45 degrees for arrangement.

Furthermore, the side position of the key cap main body and the edge position inside the key cap shell are provided with clamping grooves, and clamping rings are clamped inside the clamping grooves.

Furthermore, the upper side end face of the key cap main body is provided with a fitting groove, and the fitting groove is of a groove hole structure with a rectangular cross section.

The utility model has the beneficial effects that: the plurality of reset springs are arranged in the shell, and the design of the plurality of reset springs can ensure that the reset springs can be continuously used after a certain reset spring is damaged, so that the service life of the key is greatly prolonged;

in addition, the elastic columns at the edges of the key cap shell slide in the sliding grooves in the downward pressing process, and the design can ensure that the key cap shell cannot be attached to the surface of the side edge in the pressing process, so that the keys cannot make a sound in the using process;

in addition, the key cap shell and the key cap main body are fixedly connected in a clamped mode through the clamping ring, stability between the key cap shell and the key cap main body is improved through the design, convenience and quickness in replacement can be achieved after the key cap shell is damaged, in addition, the laminating groove on the upper side of the key cap main body is clamped with the label paper, handwriting marking can be achieved after specific functions are edited through the design, and the problem that a traditional industrial personal computer cannot mark is solved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a key structure for an industrial personal computer according to the present invention;

FIG. 2 is a structural distribution diagram of a support edge in a key structure for an industrial personal computer according to the present invention;

FIG. 3 is a schematic structural diagram of an elastic column in a key structure for an industrial personal computer according to the present invention;

in the figure: 1-key cap shell, 2-clamping ring, 3-clamping groove, 4-key cap main body, 5-shell, 6-reset spring, 7-contact hole, 8-contact column, 9-side edge, 10-elastic column, 11-sliding groove, 12-fitting groove, 13-groove and 14-supporting edge.

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 described with the specific embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a key structure for an industrial personal computer comprises a shell 5, wherein a reset spring 6 is arranged at the edge position in the shell 5, the upper end of the reset spring 6 is attached to the lower end face of a moving sheet, a contact column 8 is arranged at the middle position of the lower end face of the moving sheet, a key cap main body 4 is arranged at the upper side position of the moving sheet, the key cap main body 4 is arranged by penetrating through a through hole formed in the upper side of the shell 5, a key cap shell 1 is clamped at the upper side position of the key cap main body 4, a side edge 9 is arranged at the through hole position of the upper end of the shell 5, the inner ring of the side edge 9 is attached to the edge of the key cap main body 4, the shell 5 is welded on a circuit board in the industrial personal computer, the contact column 8 penetrates through a contact hole 7 formed in the shell 5 to be contacted with a contact on the circuit board, an elastic column 10 is clamped at the edge position of the lower end of the key cap shell 1, the elastic columns 10 are provided with a plurality of elastic columns 10 which are arranged at equal intervals, the edge position of the upper end of the shell 5 is provided with a sliding groove 11, and the sliding groove 11 is a groove hole structure with a semicircular section.

The reset spring 6 that sets up in casing 5 inside is provided with a plurality of and the equidistance between a plurality of reset spring 6 and arranges, and reset spring 6's bottom is fixed with the bottom of casing 5 inside, and a plurality of reset spring 6's design can make it can continue to use after a certain reset spring 6 damages for the promotion by a wide margin of the life of button.

The border position of moving the piece is fixed with supports along 14, supports along 14 for the cross-section is rectangular's back font frame structure, and supports the edge along 14 and laminate mutually with casing 5's inner wall, and casing 5 inside bottom border position is seted up recess 13 and recess 13 highly for supporting along 14 high half, and this design can protect reset spring 6, prevents to take place because the too big condition that causes reset spring 6 to damage of pressing force degree.

Draw-in groove 3 has been seted up to the side position of key cap main part 4 and the inside border position of key cap shell 1, the inside joint of draw-in groove 3 has the joint to have clamping ring 2, it is fixed to carry out the joint through clamping ring 2 between key cap shell 1 and the key cap main part 4, this design has improved the steadiness between the two, and can carry out convenient and fast's change after key cap shell 1 damages, it arranges to be 45 contained angles between the terminal surface under the axis of elasticity post 10 and the key cap shell 1, this design makes the inside at sliding tray 11 that elasticity post 10 can be easily slide.

The laminating groove 12 has been seted up to the upside terminal surface of key cap main part 4, and laminating groove 12 is the slotted hole structure that the cross-section is the rectangle, and the laminating groove 12 joint of key cap main part 4 upside has label paper, and this design makes and can write by hand and mark after the specific function is edited to the button, has solved the difficult problem that traditional industrial computer can't mark.

The specific implementation mode is as follows: before the use, firstly, the shell 5 is welded on an internal circuit board of an industrial personal computer, then the key cap shell 1 is mutually clamped with the key cap main body 4 through the clamping ring 2, the fixing firmness of the key cap shell and the key cap main body is improved through the mutual clamping of the clamping ring 2 and the clamping groove 3, a plurality of reset springs 6 are arranged inside the shell 5, the reset springs 6 can be continuously used after a certain reset spring 6 is damaged due to the design, the service life of a key is greatly prolonged, the elastic columns 10 at the edge of the key cap shell 1 slide inside the sliding grooves 11 in the downward pressing process, the design can ensure that the key cap shell 1 cannot be attached to the surface of the side edges 9 in the pressing process, and the key cannot make a sound in the using process; carry out the joint through joint circle 2 between key cap shell 1 and the key cap main part 4 and fix, this design has improved the steadiness between the two to can carry out convenient and fast's change after 1 damages of key cap shell, the laminating groove 12 joint of 4 upsides of key cap main part has label paper in addition, and this design makes and can write by hand and mark after the specific function of button editor, has solved the difficult problem that traditional industrial computer can't mark.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a button structure for industrial computer, includes casing (5), its characterized in that: the utility model discloses a set up the industrial computer, including casing (5), the inside border position of casing (5) is provided with reset spring (6), the upper end of reset spring (6) is laminated with the lower terminal surface that removes the piece mutually, the intermediate position of terminal surface is provided with contact post (8) under the removal piece, the upside position that removes the piece is provided with key cap main part (4), key cap main part (4) pass and set up at the through-hole of casing (5) upside, the upside position joint of key cap main part (4) has key cap shell (1), the through-hole position of casing (5) upper end is provided with side edge (9), and the edge of the inner circle of side edge (9) and key cap main part (4) laminates mutually, casing (5) welding is on the inside circuit board of industrial computer, and contact post (8) pass and set up contact hole (7) on casing (5) and the contact on the circuit board.

2. The key structure for the industrial personal computer according to claim 1, wherein: the reset springs (6) arranged inside the shell (5) are arranged in an equidistant mode among the multiple reset springs (6), and the bottoms of the reset springs (6) are fixed to the bottom inside the shell (5).

3. The key structure for the industrial personal computer according to claim 1, wherein: the edge position of removing the piece is fixed with supports along (14), support along (14) for the cross-section be rectangular return font frame structure, and support along the edge of (14) and laminate mutually with the inner wall of casing (5), the bottom edge position of casing (5) inside is seted up recess (13) and recess (13) highly is for supporting along half of (14) height.

4. The key structure for the industrial personal computer according to claim 1, wherein: the edge position joint of key cap shell (1) lower extreme has elastic column (10), elastic column (10) are provided with between many and many elastic column (10) equidistance and arrange, sliding tray (11) have been seted up to the edge position of casing (5) upper end, sliding tray (11) are the cross-section semicircular slotted hole structure.

5. The key structure for the industrial personal computer according to claim 4, wherein: and the central axis of the elastic column (10) and the lower end surface of the key cap shell (1) are arranged at an included angle of 45 degrees.

6. The key structure for the industrial personal computer according to claim 1, wherein: draw-in groove (3) have been seted up to the side position of key cap main part (4) and the inside border position of key cap shell (1), the inside joint of draw-in groove (3) has joint ring (2).

7. The key structure for the industrial personal computer according to claim 1, wherein: the key cap is characterized in that a fitting groove (12) is formed in the end face of the upper side of the key cap main body (4), and the fitting groove (12) is of a slotted hole structure with a rectangular cross section.