CN214099466U - Voltage-resistant electronic membrane switch - Google Patents

Abstract

The utility model belongs to the technical field of membrane switches, and discloses a pressure-resistant electronic membrane switch, which comprises a panel, wherein an operating layer is arranged above the panel body of the panel in the horizontal direction, a plastic material layer is arranged in the horizontal direction of the position below the inner part of the panel, a panel glue layer is arranged outside the panel in the horizontal direction of one side far away from the operating layer, and an upper circuit board is arranged in the horizontal direction of one side far away from the panel of the panel glue layer. The service life of the switch button is prolonged, and the working quality of the electronic membrane switch is optimized.

Description

Voltage-resistant electronic membrane switch

Technical Field

The utility model belongs to the technical field of the membrane switch, concretely relates to withstand voltage electron membrane switch.

Background

The electronic film switch is also called as a touch keyboard, adopts an integral sealing structure formed by combining a plurality of layers of planes, is a novel integrated light-collecting, mechanical and electrical electronic component for sealing a key switch, a panel, a mark, a symbol display and a lining plate together, is a fundamental change of the appearance structure of an electronic product, can replace the keys of conventional discrete components, and more reliably executes the task of an operating system.

The existing electronic membrane switch does not have good pressure resistance, the switch button is easily damaged after long-time work, and the switch button is often influenced by external water stain and dust, so that the integral use effect is poor, and the service life is not long.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a withstand voltage electron membrane switch to solve current electron membrane switch's pressure resistance can not cause shift knob harm and contact failure's problem and do not set up the problem that protective housing structure carries out isolation protection such as dustproof to membrane switch by force easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a withstand voltage electronic membrane switch, includes the panel, the plate body top horizontal direction of panel is provided with controls the layer, the inside below position horizontal direction of panel is provided with the plastic material layer, one side horizontal direction of controlling the layer is kept away from to the outside of panel is provided with the panel glue film, one side horizontal direction that the panel was kept away from to the panel glue film is provided with the circuit board, the below horizontal direction of going up the circuit board is provided with down the circuit board.

Preferably, go up and be provided with the isolation layer between circuit board and the lower circuit board, outside one side position fixedly connected with dupont line of circuit board down, the one end fixedly connected with plug of circuit board down is kept away from to the dupont line, the welt under the bottom horizontal direction fixedly connected with of circuit board down, the bottom horizontal direction fixed mounting of welt has the heat conduction bed course down.

Preferably, the surface of the upper side of the control layer is provided with a switch button, a contact plate is arranged in the switch button, and the middle position of the bottom of the contact plate is fixedly connected with an elastic sheet in the vertical direction.

Preferably, the bottom middle position fixedly connected with connecting rod of shell fragment, the one end fixedly connected with trigger head that the shell fragment was kept away from to the connecting rod, trigger head sets up in the top position of last circuit board.

Preferably, the outside below position of welt is provided with the shell down, the shell includes the bottom plate, the vertical direction fixedly connected with curb plate in top one side position of bottom plate, the block groove has been seted up to the plate body inside of curb plate.

Preferably, outside one side position fixedly connected with fixing base of curb plate, the inside horizontal direction of fixing base is provided with the axis of rotation, the one end fixedly connected with connecting plate of fixing base is kept away from to the axis of rotation, the one end fixedly connected with that the fixing base was kept away from to the connecting plate closes the lid.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses be provided with plastic material layer and high elasticity shell fragment, the plastic material layer that sets up in the inside below position horizontal direction of panel is high-quality rubber material, has the tensile and compressive property of high strength, can effectually bear the pressing force and the external pressure who come from the panel top, and cooperate the connection work that triggers of high elasticity shell fragment, can provide the withstand voltage trigger condition of high strength for membrane switch, prolonged shift knob's life, optimized electronic membrane switch's operating quality.

(2) The utility model discloses set up shell body structure, membrane switch's both sides outer wall can block and connect in the inside block inslot of shell curb plate, when need not using membrane switch at ordinary times, thereby close the lid and can rotate the lid along the axis of rotation and fit the top of two curb plates, wrap up membrane switch wholly in the inside of shell and for it provides the protection processing, prevent that harmful environment factors such as outside dust from causing the injury to membrane switch, optimized electronic membrane switch's working property.

(3) The utility model discloses set up the heat conduction bed course, the heat conduction bed course adopts soft silica gel pad, has certain pliability, can fix the plate body below that laminates in the welt down and provide high-quality heat conduction for whole membrane switch and handle for thereby membrane switch has good heat dispersion can be better carry out work, has optimized electronic membrane switch's structural performance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the panel of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a front view of the housing of the present invention;

in the figure: 1. a panel; 2. a manipulation layer; 20. a layer of plastic material; 3. a panel glue layer; 4. a switch button; 40. a contact plate; 5. a spring plate; 50. a connecting rod; 51. a trigger head; 6. an upper circuit board; 7. an isolation layer; 8. a lower circuit board; 80. a DuPont wire; 81. a plug; 9. a lower liner plate; 10. a thermally conductive cushion layer; 11. a housing; 110. a base plate; 111. a side plate; 112. a clamping groove; 12. a fixed seat; 13. a rotating shaft; 14. a connecting plate; 15. and (6) closing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a withstand voltage electronic membrane switch, which comprises a panel 1, panel 1's plate body top horizontal direction is provided with controls layer 2, panel 1's inside below position horizontal direction is provided with plastic material layer 20, plastic material layer 20 adopts high-quality rubber materials, good compressive property and tensile strength have, can effectively promote electronic membrane switch's resistance to pressure, panel 1's outside is kept away from one side horizontal direction of controlling layer 2 and is provided with panel glue film 3, one side horizontal direction that panel 1 was kept away from to panel glue film 3 is provided with circuit board 6, go up circuit board 6 and panel 1 fixed connection through panel glue film 3, the below horizontal direction of going up circuit board 6 is provided with lower circuit board 8.

Further, be provided with isolation layer 7 between last circuit board 6 and the lower circuit board 8, outside one side position fixedly connected with dupont line 80 of lower circuit board 8, dupont line 80 is not needing under the welded condition, very firm is connected with the contact pin, dupont line 80 keeps away from one end fixedly connected with plug 81 of lower circuit board 8, welt 9 under the bottom horizontal direction fixedly connected with of lower circuit board 8, the bottom horizontal direction fixed mounting of lower welt 9 has heat conduction bed course 10, heat conduction bed course 10 adopts soft silica gel heat conduction pad, also can be comparatively stable carry out heat conduction work under high temperature environment.

Furthermore, a switch button 4 is arranged on the upper surface of the control layer 2, a contact plate 40 is arranged inside the switch button 4, the switch button 4 can transmit pressure to the contact plate inside when the switch button is under pressure, and an elastic sheet 5 is fixedly connected to the middle position of the bottom of the contact plate 40 in the vertical direction.

Specifically, the bottom intermediate position fixedly connected with connecting rod 50 of shell fragment 5, shell fragment 5 have good elasticity, and connecting rod 50 keeps away from the one end fixedly connected with trigger head 51 of shell fragment 5, and trigger head 51 sets up in the top position of last circuit board 6, and trigger head 51 can move down and go up circuit board 6 and take place the contact under the condition that the shell fragment produced deformation.

It is worth explaining, the outside below position of lower liner plate 9 is provided with shell 11, and shell 11 includes bottom plate 110, and the vertical direction fixedly connected with curb plate 111 in top one side position of bottom plate 110, curb plate 111 are provided with two altogether, and two curb plates 111 set up along the vertical central line symmetry of bottom plate 110, and the block groove 112 has been seted up to the plate body inside of curb plate 111.

Further, outside one side position fixedly connected with fixing base 12 of curb plate 111, the inside horizontal direction of fixing base 12 is provided with axis of rotation 13, and the one end fixedly connected with connecting plate 14 of fixing base 12 is kept away from to axis of rotation 13, and the one end fixedly connected with that fixing base 12 was kept away from to connecting plate 14 closes lid 15, closes lid 15 and takes place to be connected through connecting plate 14 and fixing base 12, and can utilize axis of rotation 13 to take place for the rotation of fixing base 12.

The utility model discloses a theory of operation and use flow: when using the utility model discloses a, at the inside below position of panel 1 at first set up plastic material layer 20, and utilize panel glue film 3 to carry out fixed connection with panel 1 and last circuit board 6, and set up isolation layer 7 between last circuit board 6 and lower circuit board 8, the fixed heat conduction bed course 10 that is provided with of plate body below position of lower welt 9 is in order to make things convenient for whole membrane switch's radiating effect, thereby the block groove 112 of the both sides position block in curb plate 111 of whole membrane switch accomplishes the semi-closed spacing processing to electron membrane switch, then carry out electric connection with the plug 81 of dupont line 80 tip and the connecting piece of plate body outside, press shift knob 4 can make inside contact plate 40 receive certain pressure and then drive trigger head 51 and go up circuit board 6 through the shell fragment 5 drive of below and take place to trigger and be connected, when need not using membrane switch at ordinary times, thereby can close cover 15 through axis of rotation 13 and cover in the top of shell 11 and accomplish the completion to membrane switch And (4) full-sealing treatment is carried out so as to achieve the purpose of providing isolation protection for the electronic membrane switch.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A pressure-resistant electronic membrane switch comprising a panel (1), characterized in that: the utility model discloses a panel, including panel (1), panel glue film (3), panel's board body top horizontal direction of panel (1) is provided with controls layer (2), the inside below position horizontal direction of panel (1) is provided with plastic material layer (20), one side horizontal direction of controlling layer (2) is kept away from in the outside of panel (1) is provided with panel glue film (3), one side horizontal direction that panel (1) were kept away from in panel glue film (3) is provided with circuit board (6), the below horizontal direction of going up circuit board (6) is provided with down circuit board (8).

2. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: go up circuit board (6) and be provided with isolation layer (7) down between circuit board (8), outside one side position fixedly connected with dupont line (80) of circuit board (8) down, one end fixedly connected with plug (81) of circuit board (8) are kept away from down to dupont line (80), welt (9) under the bottom horizontal direction fixedly connected with of circuit board (8) down, the bottom horizontal direction fixed mounting of welt (9) has heat conduction bed course (10) down.

3. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: the upper surface of the control layer (2) is provided with a switch button (4), a contact plate (40) is arranged in the switch button (4), and an elastic sheet (5) is fixedly connected to the middle position of the bottom of the contact plate (40) in the vertical direction.

4. A voltage tolerant electronic membrane switch as claimed in claim 3, wherein: the bottom intermediate position fixedly connected with connecting rod (50) of shell fragment (5), the one end fixedly connected with that shell fragment (5) were kept away from in connecting rod (50) triggers head (51), trigger head (51) set up in the top position of last circuit board (6).

5. A voltage tolerant electronic membrane switch as claimed in claim 2, wherein: the outside below position of lower liner plate (9) is provided with shell (11), shell (11) are including bottom plate (110), the vertical direction fixedly connected with curb plate (111) of top one side position of bottom plate (110), block groove (112) have been seted up to the plate body inside of curb plate (111).

6. A voltage tolerant electronic membrane switch as claimed in claim 5, wherein: outside one side position fixedly connected with fixing base (12) of curb plate (111), the inside horizontal direction of fixing base (12) is provided with axis of rotation (13), one end fixedly connected with connecting plate (14) of fixing base (12) are kept away from in axis of rotation (13), one end fixedly connected with that fixing base (12) were kept away from in connecting plate (14) closes lid (15).

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