CN214384738U

CN214384738U - Industrial computer key

Info

Publication number: CN214384738U
Application number: CN202120644320.6U
Authority: CN
Inventors: 曹维璋
Original assignee: Yangshun Technology Co ltd
Current assignee: Yangshun Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-12
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses an industrial personal computer key, which comprises a panel, a pressing mechanism arranged on the panel, a circuit board arranged at the lower part of the panel, an electronic key arranged on the circuit board corresponding to the pressing mechanism, wherein the pressing mechanism comprises a supporting frame body, an elastic film is fixed at the upper part of the supporting frame body, a base is arranged inside the supporting frame body, a reset spring is arranged between the base and the elastic film, a through hole is arranged in the middle of the elastic film, a moving part is arranged at the through hole, an impact column matched with the electronic key is arranged at the lower end of the moving part, and the upper end surface of the moving part is connected with a nameplate; the supporting frame body and the elastic film are of an integrally formed structure, and the base, the moving part and the elastic film are transparent pieces. The utility model discloses design elastic film and braced frame body into integrated into one piece structure, waterproof, dustproof effect is better, and life is longer. The industrial personal computer key can be quickly assembled and used under various conditions, and the application range is wider and more convenient.

Description

Industrial computer key

Technical Field

The utility model relates to a button field, concretely relates to industrial computer button.

Background

At present, the industrial computer button mostly adopts ordinary mechanical type button, because there is the space between button and the panel, presses the back, and the button is blocked in the panel easily, can't kick-back to cause the maloperation, the defective products appears, causes inconvenience and loss for the user, in addition, because the space, in comparatively abominable industrial environment, dust, water, greasy dirt etc. get into the button from the space easily in, lead to the internal circuit board short circuit, cause the industrial computer trouble. And the button that has waterproof construction because waterproof portion is split type structure with pressing the splenium, and is difficult not hard up, insecure, and water-proof effects is relatively poor, and life is short.

In addition, the existing industrial personal computer keys can only be integrated on a large PCB, cannot be connected with the large PCB and a small PCB at the same time, are small in application range and cannot meet industrial requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art not enough, provide the industrial computer button, solve that current industrial computer button is waterproof, the effect such as oil proof is poor, life is short to and the little problem of application range.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:

the industrial personal computer key comprises a panel, a pressing mechanism arranged on the panel, a circuit board arranged at the lower part of the panel, and a reset spring arranged between the base and the elastic film, wherein the pressing mechanism comprises a supporting frame body, the upper part of the supporting frame body is fixedly provided with the elastic film, the base is arranged in the supporting frame body, the through hole is arranged in the middle of the elastic film, the moving part is arranged at the position of the through hole, the lower end of the moving part is provided with an impact column matched with the electronic key, and the upper end surface of the moving part is connected with a nameplate.

The nameplate is used for marking and shielding redundant light-transmitting parts of the moving part, and only the light-transmitting block on the moving part is exposed.

The supporting frame body and the elastic film are of an integrally formed structure.

The supporting frame body is characterized in that base fixing holes are formed in two sides of the supporting frame body, base fixing clamping hooks are arranged on two sides of the base, and the base is buckled in the base fixing holes through the base fixing clamping hooks and is fixedly connected with the base.

The upper end surface of the base is provided with a return spring fixing seat, and the lower end of the return spring is sleeved on the return spring fixing seat; the middle of the base is provided with a striking piece through hole, and the lower end of the base is provided with an electronic key accommodating groove.

Guide grooves are formed in two sides of the through hole of the impact piece, guide columns are arranged on two sides of the impact column and correspond to the guide grooves, limiting protrusions are arranged on two sides of the lower end of each guide column, and limiting protrusion moving grooves are arranged on two sides of the lower end of each guide groove and correspond to the limiting protrusions.

And the circuit board is also provided with an LED lamp.

The LED lamp comprises a function starting lamp and a backlight lamp, the backlight lamp is normally on, and the function starting lamp is controlled to be on or off through a controller.

The circuit board is a big PCB board, and the pressing mechanism is directly fixed on the big PCB board by arranging a fixing column and a fixing screw between the circuit board and the panel.

The circuit board is a small PCB, the pressing mechanism is connected with the small PCB through a fixing screw, screw holes are formed in the bottoms of four corners of the base, and the fixing screw is connected with the screw holes in a matched mode and used for fixing the small PCB; and the bottom of the small PCB is provided with a plug connector.

The circuit board is a little PCB board and a big PCB board, between little PCB board and the big PCB board, through fastener board mutual fixed connection, pressing mechanism is fixed in on the big PCB board through setting up fixed column and fixed screw between big PCB board and panel.

The fastener board upper surface and lower surface are equipped with little PCB board trip and big PCB board trip respectively, in correspond on the little PCB board trip is equipped with little PCB integrated circuit board hook connecting hole, in on the big PCB board, correspond big PCB board trip is equipped with big PCB integrated circuit board hook connecting hole.

A plurality of spring plate terminals are arranged at the bottom of the small PCB and are electrically connected with the large PCB; and the fastener plate is provided with a spring plate terminal through hole corresponding to the spring plate terminal.

The moving part, the base and the elastic film are transparent pieces.

The base corresponds to the LED lamp and is provided with a light through hole.

The utility model has the advantages that: the utility model discloses a button, through setting up the elastic film, make moving part and nameplate can not contact with the panel inside wall, can prevent to block the key when pressing, lead to the button can't rebound, cause the problem of maloperation; meanwhile, the elastic film and the supporting frame body are of an integrally formed structure, so that the waterproof and dustproof effects are better, and the service life is longer.

Additionally, the utility model discloses an industrial computer button can be directly be connected with big PCB board, and direct and little PCB board is connected or is connected the assembly through little PCB board and big PCB board and use, and the industrial computer button rapid Assembly who satisfies under the multiple condition uses, and application range is wider, and is more convenient.

Drawings

FIG. 1 is a schematic view of a direct connection structure of the present invention and a large PCB;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 4 is a schematic view of the structure of the supporting frame and the elastic film of the present invention;

FIG. 5 is a schematic structural view of the movable member of the present invention;

FIG. 6 is a schematic view of the base structure of the present invention;

FIG. 7 is a schematic view of the direct connection structure of the present invention and a small PCB;

FIG. 8 is a schematic view of the exploded structure of FIG. 7;

FIG. 9 is a schematic structural view of the connection between the small PCB and the large PCB of the present invention;

FIG. 10 is a schematic view of the exploded structure of FIG. 9;

fig. 11 is a bottom structure diagram of a small PCB.

In the figure: 1. panel 2, circuit board 3, electronic key 4, supporting frame 5, elastic film

6. Base 7, reset spring 8, through hole 9, moving part 10, striking post

11. Nameplate 12, base fixing hole 13, base fixing hook

14. Reset spring fixing seat 15, striking piece via hole

16. Electronic key accommodation groove 17, guide groove 18 and guide post

19. Limiting bulge 20, limiting bulge movable groove 21 and fixing column

22. Fixing screw 23, plug connector 24, fastener plate 25, small PCB board hook

26. Big PCB board hook 27. small PCB board hook connecting hole

28. Hook connecting hole 29 of large PCB card and spring terminal

30. Spring terminal via hole 31, LED lamp 32, light through hole 33, light through block

34. Contact of spring terminal

Detailed Description

Example 1: referring to fig. 1 to 6, the embodiment provides an industrial personal computer key, which includes a panel 1, a pressing mechanism disposed on the panel 1, and a circuit board 2 disposed at a lower portion of the panel 1, wherein an electronic key 3 is disposed on the circuit board 2 corresponding to the pressing mechanism, the pressing mechanism includes a supporting frame 4, an elastic film 5 is fixed on an upper portion of the supporting frame 4, a base 6 is disposed inside the supporting frame 4, a return spring 7 is disposed between the base 6 and the elastic film 5, a through hole 8 is disposed in the middle of the elastic film 5, a moving member 9 is disposed at the through hole, an impact column 10 matched with the electronic key 3 is disposed at a lower end of the moving member 9, and a nameplate 11 is connected to an upper end surface of the moving member 9.

The nameplate 11 is used for marking and shielding the redundant light-transmitting part which is transmitted by the movable element 9, and only exposes the light-transmitting block 33 on the movable element 9.

The supporting frame body 4 and the elastic film 5 are of an integrally formed structure.

The support frame body 4 both sides are equipped with base fixed orifices 12 in base 6 both sides are equipped with base fixed trip 13, base 6 passes through base fixed trip 13 to detain and establishes in base fixed orifices 12, with base 6 fixed connection.

The upper end surface of the base 6 is provided with a return spring fixing seat 14, and the lower end of the return spring 7 is sleeved on the return spring fixing seat 14; the middle of the base 6 is provided with an impact piece through hole 15, and the lower end of the base 6 is provided with an electronic key accommodating groove 16.

Guide grooves 17 are formed in two sides of the striking piece via hole 15, guide posts 18 are arranged on two sides of the striking post 10 corresponding to the guide grooves 17, limiting protrusions 19 are arranged on two sides of the lower end of each guide post 18, and limiting protrusion moving grooves 20 are arranged on two sides of the lower end of each guide groove 17 corresponding to the limiting protrusions 19.

The circuit board 2 is a large PCB, and the pressing mechanism is directly fixed on the large PCB by arranging a fixing column 21 and a fixing screw 22 between the circuit board 2 and the panel 1.

The circuit board 2 is also provided with an LED lamp 31.

The LED lamp 31 includes a start lamp and a backlight lamp, the backlight lamp is normally on, and the function start lamp is controlled to be turned on or off by the controller.

The base 6 is provided with a light through hole 32 corresponding to the LED lamp 31.

The nameplate 11 is plugged on the movable part 9.

A transparent block 33 is arranged on one side of the upper end of the movable member 9, and a notch for extending the transparent block 33 upwards to the upper surface of the nameplate 11 is arranged on the nameplate 11 corresponding to the transparent block 33.

Example 2: referring to fig. 7 to 8, the present embodiment provides an industrial personal computer key, which has a structure substantially the same as that of embodiment 1, and is different in that:

the circuit board 2 is a small PCB, the pressing mechanism is connected with the small PCB through a fixing screw 22, screw holes are formed in the bottoms of four corners of the base 6, and the fixing screw 22 is connected with the screw holes in a matched mode and used for fixing the small PCB; and the bottom of the small PCB is provided with a plug connector 23.

Example 3: referring to fig. 9 to 11, the present embodiment provides an industrial personal computer key, which has a structure substantially the same as

embodiments

1 and 2, and is different in that:

the circuit board 2 is a small PCB and a large PCB, the small PCB and the large PCB are fixedly connected with each other through a fastener plate 24, and the pressing mechanism is fixed on the large PCB by arranging a fixing column 21 and a fixing screw 22 between the large PCB and the panel.

The 24 upper surfaces and the lower surfaces of the fastener plates are respectively provided with a small PCB plate clamping hook 25 and a large PCB plate clamping hook 26, the small PCB plate clamping hook 25 corresponds to the small PCB plate clamping hook, the small PCB plate clamping hook connecting hole 27 is formed in the small PCB plate, the large PCB plate clamping hook 26 corresponds to the large PCB plate clamping hook connecting hole 28, and the large PCB plate clamping hook connecting hole 27 is formed in the large PCB plate.

A plurality of spring plate terminals 29 are arranged at the bottom of the small PCB, and the spring plate terminals 29 are electrically connected with the large PCB; a clip terminal via hole 30 is provided on the fastener plate 24 corresponding to the clip terminal 29.

A dome terminal contact 34 is provided on the large PCB corresponding to the dome terminal 29.

The above, only be the feasible embodiment of preferred of the utility model, not for limiting the patent scope of the utility model, the event all uses the equivalent structure change that the content of the description did of the utility model discloses an all contain the protection scope of the utility model.

Claims

1. The industrial personal computer key comprises a panel, a pressing mechanism arranged on the panel, and a circuit board arranged at the lower part of the panel, wherein an electronic key is arranged on the circuit board and corresponds to the pressing mechanism; the supporting frame body and the elastic film are of an integrally formed structure.

2. The industrial personal computer key as claimed in claim 1, wherein the base, the movable member and the elastic film are transparent members.

3. The industrial personal computer key as claimed in claim 1, wherein base fixing holes are formed in two sides of the supporting frame body, base fixing hooks are arranged on two sides of the base, and the base is buckled in the base fixing holes through the base fixing hooks and is fixedly connected with the base.

4. The industrial personal computer key according to claim 1, wherein a return spring fixing seat is arranged on the upper end surface of the base, and the lower end of the return spring is sleeved on the return spring fixing seat; the middle of the base is provided with a striking piece through hole, and the lower end of the base is provided with an electronic key accommodating groove; guide grooves are formed in two sides of the through hole of the impact piece, guide columns are arranged on two sides of the impact column and correspond to the guide grooves, limiting protrusions are arranged on two sides of the lower end of each guide column, and limiting protrusion moving grooves are arranged on two sides of the lower end of each guide groove and correspond to the limiting protrusions.

5. The industrial personal computer key as claimed in claim 1, wherein an LED lamp is further arranged on the circuit board, and the LED lamp comprises a lamp for starting and a lamp for backlighting.

6. The industrial personal computer key as claimed in claim 1, wherein the circuit board is a large PCB, and the pressing mechanism is directly fixed on the large PCB by arranging a fixing column and a fixing screw between the circuit board and the panel.

7. The industrial personal computer key according to claim 1, wherein the circuit board is a small PCB, the pressing mechanism is connected with the small PCB through a fixing screw, screw holes are formed in the bottoms of four corners of the base, and the fixing screw is matched and connected with the screw holes and used for fixing the small PCB; and the bottom of the small PCB is provided with a plug connector.

8. The industrial personal computer key as claimed in claim 1, wherein the circuit board is a small PCB and a large PCB, the small PCB and the large PCB are fixedly connected with each other through a fastener plate, and the pressing mechanism is fixed on the large PCB by arranging a fixing column and a fixing screw between the large PCB and the panel.

9. The industrial personal computer key as claimed in claim 8, wherein the upper surface and the lower surface of the fastener plate are respectively provided with a small PCB hook and a large PCB hook, a small PCB hook connecting hole is formed in the small PCB corresponding to the small PCB hook, and a large PCB hook connecting hole is formed in the large PCB corresponding to the large PCB hook.

10. The industrial personal computer key according to claim 9, wherein a plurality of spring plate terminals are arranged at the bottom of the small PCB and electrically connected with the large PCB; and the fastener plate is provided with a spring plate terminal through hole corresponding to the spring plate terminal.