CN210489479U

CN210489479U - Key panel structure

Info

Publication number: CN210489479U
Application number: CN201921948883.3U
Authority: CN
Inventors: 代志龙; 陈维雄; 张智胜; 黄勇超
Original assignee: LOVOL Engineering Machinery Group Co Ltd
Current assignee: Lovol Heavy Industry Group Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-05-08
Anticipated expiration: 2029-11-12

Abstract

The present disclosure discloses a key panel structure, including: the keyboard comprises a keyboard body, a U-shaped fixed plate, a keyboard wire harness connecting mechanism and a keyboard identification plate, wherein one side surface of the keyboard body is connected with the keyboard identification plate, and the other side surface of the keyboard body is fixedly connected with the U-shaped fixed plate; the upper end surface of the U-shaped fixing plate and the key identification plate form a gap capable of mounting the clamping plate; and the lower end face of the key board body is provided with a key board wire harness connecting mechanism for connecting the key board body with an external circuit. The problem of the button panel card not tight, the easy pine takes off and the button panel that causes rocks is solved, and is required lowly to the thickness of panel, has the adaptability to the panel of different thickness.

Description

Key panel structure

Technical Field

The present disclosure relates to keypad assemblies, and particularly to a keypad assembly with a keypad assembly.

Background

At present, because of the increase of product function demand, at current national standard two ally oneself with rocker switch mounted position, change for combination formula key panel by two rocker switches, need satisfy the mounting dimension of national standard two ally oneself with rocker switch. The novel fixing mode is provided, the requirement that the installation size is consistent with the existing national standard two-linkage rocker switch can be met, the uniform interface size of product resources is realized, and after the installation is in place, the key panel can be effectively prevented from loosening, and the fixing effect is improved.

Referring to fig. 1, a combined keypad of the prior art is shown, where the serial number 101 is the position of the original keypad mounting card; the serial number 102 is a limiting mechanism of a key panel clamping plate; serial number 103 is the structure above the key panel; 1) the mounting structure is mounted by making a hole on the plate. 2) The trompil size of mounting panel guarantees to let the integrated circuit board in the serial number 1 position of this structure. 3) Number 2 is a holding and locking mechanism after the key panel is mounted on the panel. 4) When the key panel needs to be dismounted, only the serial number 3 needs to be pried out of the plate, and the serial number 2 deforms and exits from the plate hole.

Has the following defects:

1. the structure has the phenomenon that the limiting mechanism 102 of the key panel clamping plate is not tightly clamped and is easy to loosen;

2. the installation has high requirements on the thickness of the plate, and the installation has no adaptability to the plates with different thicknesses; the key panel shakes obviously in the using process due to the fact that the plate is too thin.

Disclosure of Invention

The utility model discloses in order to solve above-mentioned problem, provide a keypad structure, avoid keypad installation back pine to take off to the adaptation is installed on different thickness panels. The technical scheme adopted by the disclosure is as follows:

a key panel structure comprising: the keyboard comprises a keyboard body, a U-shaped fixed plate, a keyboard wire harness connecting mechanism and a keyboard identification plate, wherein one side surface of the keyboard body is connected with the keyboard identification plate, and the other side surface of the keyboard body is fixedly connected with the U-shaped fixed plate; the upper end surface of the U-shaped fixing plate and the key identification plate form a gap capable of mounting the clamping plate; and the lower end surface of the key board body is provided with a key board wire harness connecting mechanism for connecting the key board body with an external circuit.

Furthermore, the keypad body passes through fastener and U type fixed plate fixed connection, the fastener is provided with two at least, and the symmetry sets up terminal surface under U type fixed plate.

Furthermore, a round hole is formed in the center of the lower surface of the U-shaped fixing plate, and the round hole is used for enabling the U-shaped fixing plate to penetrate through the button plate wire harness connecting mechanism to be installed.

Furthermore, the U-shaped fixing plate comprises a bottom plate and two side plates, and is of an integrally formed structure.

Furthermore, the button board wire harness connecting mechanism comprises a wire harness connecting end, a nut and an outgoing line, wherein the wire harness connecting end is of a hollow structure, the wire harness is led out of the hollow structure through the outgoing line, and the nut fixes the wire harness connecting end on the button board body.

Furthermore, a keyboard board wire harness connecting mechanism is arranged at the center of the lower end face of the keyboard board body.

Furthermore, the fastener comprises a flat head bolt, a spring washer and a flat washer which are sequentially arranged from top to bottom, and the U-shaped fixing plate is connected with the key board body by screwing the flat head bolt.

Furthermore, the number of the fasteners is two, and the fasteners are arranged at the center point of the lower end face of the U-shaped fixing plate in a centrosymmetric mode.

Furthermore, a set gap is formed between the upper end surfaces of the two side plates and the key plate identification plate; the inner sides of the two side plates and the key board body are provided with set gaps.

Compared with the prior art, the beneficial effect of this disclosure is:

1. this openly curb plate and the keypad body that utilizes U type fixed plate provide the mounted position to the cardboard, the top side of U type curb plate has with the keypad body and sets for the clearance, can utilize the integrated into one piece structure of U template, realize the joint between the curb plate of U type fixed plate and keypad body panel, need loosen the flat head bolt for fixing of U type fixed plate when dismantling, pull down keypad body and U type fixed plate, realize dismantling, it is not tight to have solved the keypad card, the phenomenon of easy pine takes off.

2. The structural installation of the structure has low requirement on the thickness of the plate, and has adaptability to the plates with different thicknesses; the two flat-head bolts arranged on the bottom surface can effectively fix the plates with different thicknesses, and the problem that the key panel shakes due to the fact that the plates are thin in the using process is solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic diagram of a prior art combination keypad;

FIG. 2 is a front view of a key panel structure of the present disclosure;

FIG. 3 is a top view of a key panel structure according to the present disclosure;

FIG. 4 is a left side view of a key panel structure of the present disclosure;

fig. 5 is a schematic structural diagram of a key panel structure according to the present disclosure;

the key panel comprises a key panel body 1, a U-shaped fixing plate 2, a flat washer 3, a spring washer 4, a spring washer 5, a key panel wiring harness connecting mechanism 6, a flat head bolt 7, a key panel identification plate 8 and a key panel mounting clamping plate.

The specific implementation mode is as follows:

the present disclosure is further described with reference to the following drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.

In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.

Example 1

A key panel structure comprising: the key board comprises a key board body, a U-shaped fixed plate, a key board wire harness connecting mechanism, a fastener and a key board identification plate, wherein one side surface of the key board body is connected with the key board identification plate, and the other side surface of the key board body is connected with the U-shaped fixed plate through the fastener; the upper end surface of the U-shaped fixing plate and the key identification plate form a gap capable of mounting the clamping plate; and the lower end face of the key board body is provided with a key board wire harness connecting mechanism for connecting the key board body with an external circuit.

The fastener is provided with two at least, and the symmetry sets up terminal surface under U type fixed plate. The center of the lower surface of the U-shaped fixing plate is provided with a round hole, and the round hole is used for enabling the U-shaped fixing plate to penetrate through the button plate wire harness connecting mechanism to be installed. The U-shaped fixing plate comprises a bottom plate and two side plates and is of an integrally formed structure. The upper end surfaces of the two side plates and the key plate identification plate are provided with set gaps; the inner sides of the two side plates and the key board body are provided with set gaps. The fastener comprises a flat head bolt, a spring washer and a flat washer which are sequentially arranged from top to bottom, and the U-shaped fixing plate is connected with the key board body by screwing the flat head bolt. And one side of the key board body is provided with a mounting hole for fixing the key board body and the U-shaped fixing plate through a fastener.

The center of the lower end face of the key board body is provided with a key board wire harness connecting mechanism; the button board wire harness connecting mechanism comprises a wire harness connecting end, a nut and an outgoing line, wherein the wire harness connecting end is of a hollow structure, a wire harness is led out of the hollow structure through the outgoing line, and the nut fixes the wire harness connecting end on the button board body. The fastener is provided with two, and the central point department central symmetry of terminal surface sets up under U type fixed plate. The bolt is a flat head bolt.

The during operation, the curb plate that utilizes U type fixed plate provides the mounted position to the cardboard, the inboard and the keypad body of U type curb plate have and set for the clearance, can utilize the integrated into one piece structure of U template, realize the joint between the curb plate of U type fixed plate and keypad body panel, need loosen the flat head bolt for fixing of U type fixed plate when dismantling, pull down keypad body and U type fixed plate, realize dismantling, the phenomenon that the keypad card is not tight, easy pine takes off has been solved.

The structural installation of the structure has low requirement on the thickness of the plate, and has adaptability to the plates with different thicknesses; the two flat-head bolts arranged on the bottom surface can effectively fix the plates with different thicknesses, and the problem that the key panel shakes due to the fact that the plates are thin in the using process is solved.

The structural installation of the structure has low requirement on the thickness of the plate, and has adaptability to the plates with different thicknesses; the integrated into one piece mode that utilizes U type structure can be effectively fixed to the panel of different thickness, has solved in the use because of panel is thin, and the key panel who causes rocks the phenomenon.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

Claims

1. A key panel structure, comprising: the keyboard comprises a keyboard body, a U-shaped fixed plate, a keyboard wire harness connecting mechanism and a keyboard identification plate, wherein one side surface of the keyboard body is connected with the keyboard identification plate, and the other side surface of the keyboard body is fixedly connected with the U-shaped fixed plate; the upper end surface of the U-shaped fixing plate and the key identification plate form a gap capable of mounting the clamping plate; and the lower end face of the key board body is provided with a key board wire harness connecting mechanism for connecting the key board body with an external circuit.

2. The key panel structure of claim 1, wherein the key panel body is fixedly connected to the U-shaped fixing plate by at least two fasteners symmetrically disposed on the lower end surface of the U-shaped fixing plate.

3. The key panel structure of claim 1, wherein the U-shaped fixing plate has a circular hole in the center of the lower surface.

4. The key panel structure of claim 1, wherein the U-shaped securing plate comprises a bottom plate and two side plates, and is a one-piece structure.

5. The key panel structure of claim 1, wherein the keypad wire harness connection mechanism includes a wire harness connection end, a nut, and a lead wire, the wire harness connection end is a hollow structure, the wire harness is led out of the hollow structure by the lead wire, and the nut fixes the wire harness connection end to the keypad body.

6. The key panel structure of claim 1, wherein the keypad wire harness connection mechanism is provided at a center of a lower end surface of the keypad body.

7. The key panel structure of claim 2, wherein the fastening member comprises a flat head bolt, a spring washer and a flat washer arranged from top to bottom, and the U-shaped fixing plate is connected with the key panel body by tightening the flat head bolt.

8. The key panel structure of claim 2, wherein the fastening members are provided in two numbers, and are arranged in a central symmetry at a central point of the lower end surface of the U-shaped fixing plate.

9. The key panel structure of claim 4, wherein the top surfaces of the two side plates and the key panel sign plate have a set gap; the inner sides of the two side plates and the key board body are provided with set gaps.