CN213483606U

CN213483606U - Key and lamp integrated structure

Info

Publication number: CN213483606U
Application number: CN202022599579.1U
Authority: CN
Inventors: 杨云飞; 周健; 赵桥军
Original assignee: Shenzhen Chenggu Intelligent Technology Co ltd
Current assignee: Shenzhen Chenggu Intelligent Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-18
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a key and lamp integrated structure, which relates to the technical field of ETC equipment and comprises a cover cap, a light guide key and a PCB, wherein the cover cap is provided with a mounting hole which runs through the front side and the rear side of the cover cap, the body of the light guide key is matched with the mounting hole and is light-permeable, and the front side of the PCB is provided with the PCB key and LED lamps positioned around the PCB key; the PCB is fixed on the rear side of the cover cap, the body of the light guide key is arranged in the mounting hole, and the rear side of the body is abutted to the PCB key. The combination of the keys and the indicator light is realized, the number of parts is reduced, and the assembly difficulty of the product is reduced; the most important is that the open pore or the gap of the equipment shell is reduced, the whole risk position for water and dust prevention is reduced, and the difficulty degree of dust and water prevention is reduced.

Description

Key and lamp integrated structure

Technical Field

The utility model relates to a ETC equipment technical field, concretely relates to ETC equipment especially ETC charge special vehicle terminal's key lamp unification structure.

Background

The key and the indicating lamp of the existing ETC special vehicle-mounted terminal (OBU) are separated, the key is arranged on the side, and the indicating lamp is arranged on the front side. There are several problems: 1. the key and the light guide part (the light transmission part of the indicator light) are separately designed, so that the whole machine has more assembly processes; 2. the front-mounted OBU needs to meet the requirements of dust prevention and water prevention, and is difficult to realize, and due to the separated design of the key and the light guide part, the number of assembling parts and assembling procedures is increased, and the difficulty of dust prevention and water prevention is further caused.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a structure is unified to ETC equipment, especially ETC charge special vehicle terminal's key lamp to solve the process that separately designs and lead to of button and pilot lamp and increase, the problem of dustproof and waterproof difficulty.

In order to achieve the above object, the present invention provides the following technical solutions:

a key and lamp integrated structure comprises a cover cap, a light guide key and a PCB, wherein the cover cap is provided with a mounting hole penetrating through the front side and the rear side of the cover cap, the body of the light guide key is matched with the mounting hole and is light-permeable, and the front side of the PCB is provided with the PCB key and LED lamps positioned around the PCB key;

the PCB is fixed on the rear side of the cover cap, the body of the light guide key is arranged in the mounting hole, and the rear side of the body is abutted to the PCB key.

Further, the mounting hole is the circular port, the body of leaded light button is cylindricly.

Furthermore, the body of the light guide key comprises a silk-screen shading area at the central position and an annular bright area surrounding the silk-screen shading area.

Further, the LED lamp includes a red LED and a green LED.

Furthermore, a positioning column is arranged on the rear side of the cover cap, a connecting sheet is arranged on the side portion of the body of the light guide key, and a positioning hole matched with the positioning column is formed in the connecting sheet.

Furthermore, the number of the positioning columns is two, the two positioning columns are opposite to the mounting holes and are distributed in a central symmetry mode, the connecting pieces are two, and the connecting pieces are opposite to the light guide key bodies and are distributed in a central symmetry mode.

Furthermore, the upside of PCB board is equipped with the breach, the rear side of shroud be equipped with the lug of breach looks adaptation.

The utility model has the advantages of as follows:

the utility model discloses a key and lamp integrated structure, which is applied to a vehicle-mounted terminal special for ETC charging, and solves the problems of increased working procedures and difficult dust and water prevention caused by the separate design of keys and an indicator lamp; the main body of the light guide key is arranged in the mounting hole, so that the light guide key can be pressed on the outer side of the equipment (vehicle-mounted terminal); the rear side of the main body is abutted against the PCB board keys, so that the LED lamp can be controlled; because the main body of the light guide key is light-permeable, the light of the LED lamp can be irradiated outside the cover cap through the main body of the light guide key; the combination of the keys and the indicator light is realized, the number of parts is reduced, and the assembly difficulty of the product is reduced; the most important is that the open pore or the gap of the equipment shell is reduced, the whole risk position for water and dust prevention is reduced, and the difficulty degree of dust and water prevention is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the range which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is an exploded view of a key lamp integrated structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cover of a key lamp combination structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a light guide key of a key and light combination structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a PCB board of a key and light combination structure according to an embodiment of the present invention;

FIG. 5 is an assembled front view of a key and light combination structure according to an embodiment of the present invention;

fig. 6 is an assembled side sectional view of the key lamp integrated structure according to the embodiment of the present invention.

In the figure: 1-cover cap, 2-light guide key, 3-PCB, 4-mounting hole, 5-positioning column, 6-lug, 7-silk-screen shading area, 8-annular bright area, 9-connecting sheet, 10-positioning hole, 11-PCB key, 12-red LED, 13-green LED and 14-notch.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

As shown in fig. 1 to 6, a key and light combination structure includes a cover 1, a light guide key 2 and a PCB 3.

The cover cap 1 is provided with a mounting hole 4 penetrating through the front side and the rear side of the cover cap 1, and the mounting hole 4 is used for mounting the light guide key 2, mainly a main body of the light guide key 2. The mounting hole 4 is round, which is not only beautiful, but also convenient for processing or injection molding. Two positioning columns 5 are arranged on the rear side of the cover cap 1, the axes of the two positioning columns 5 are parallel to the axis of the mounting hole 4, and the two positioning columns 5 are distributed in central symmetry relative to the mounting hole 4. The rear side of the cover cap 1 is provided with a projection 6 matched with the notch 14 for positioning the PCB 3.

The light guide key 2 includes a body and a connection piece 9. The body is cylindrical and is matched with the mounting hole 4 and is light-permeable. The central position of the body is a silk-screen shading area 7, and the silk-screen shading area 7 cannot transmit light; the position surrounding the silk-screen shading area 7 is an annular bright area 8 which is a light-transmitting area of the body. When the LED lamp emits light, the silk-screen shading area 7 is a dark area, and the annular transparent bright area 8 is a highlight area, so that the product is more attractive on the whole. The side of the light guide key 2 is provided with a connecting sheet 9 arranged on the side of the body, and the connecting sheet 9 is provided with a positioning hole 10 matched with the positioning column 5. The connecting sheet 9 is provided with two sheets, and the two connecting sheets 9 are distributed in central symmetry relative to the body of the light guide key 2.

The PCB 3 is conventional, but the difference is that the PCB 3 is provided with a PCB button 11 and LED lights around the PCB button 11 at the front side thereof, wherein the PCB button 11 can control the on and off of the LEDs and the like. The LED lamp can be switched to different light prompts according to different key ways, such as a red LED12 or a green LED 13. The upper side of the PCB 3 is provided with a notch 14, and the notch 14 is used in cooperation with the protrusion 6 of the cover 1.

When the LED lamp is installed, the PCB 3 is fixed at the rear side of the cover cap 1, the LED lamp faces one side of the cover cap 1, and the notch 14 is aligned with the lug 6; the body of the light guide key 2 is arranged in the mounting hole 4, and the rear side of the body is abutted against the PCB key 11; the positioning hole 10 of the connecting sheet 9 is sleeved on the positioning column 5 of the cover cap 1.

The main body of the light guide key 2 is installed in the installation hole 4, so that the light guide key 2 can be pressed outside the device (vehicle-mounted terminal); the rear side of the main body is abutted against the PCB board key 11, so that the LED lamp can be controlled; because the main body of the light guide key 2 is light permeable, the light of the LED lamp can be irradiated to the outside of the cover cap 1 through the main body of the light guide key 2; the combination of the keys and the indicator light is realized, the number of parts is reduced, and the assembly difficulty of the product is reduced; the most important is that the open pore or the gap of the equipment shell is reduced, the whole risk position for water and dust prevention is reduced, and the difficulty degree of dust and water prevention is reduced.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A key and lamp integrated structure is characterized by comprising a cover cap, a light guide key and a PCB, wherein the cover cap is provided with a mounting hole penetrating through the front side and the rear side of the cover cap, a body of the light guide key is matched with the mounting hole and is light-permeable, and the front side of the PCB is provided with the PCB key and LED lamps positioned around the PCB key;

2. The key and lamp combination structure as claimed in claim 1, wherein the mounting hole is a circular hole, and the light guide key has a cylindrical body.

3. The key and lamp combination structure as claimed in claim 2, wherein the light guide key body comprises a central screen-printed shading area and an annular transparent area surrounding the screen-printed shading area.

4. The key lamp unified structure according to claim 1, wherein the LED lamp comprises a red LED and a green LED.

5. The key and lamp combination structure as claimed in claim 1, wherein the rear side of the cover is provided with a positioning post, the side of the body of the light guide key is provided with a connecting piece, and the connecting piece is provided with a positioning hole matched with the positioning post.

6. The key and lamp combination structure as claimed in claim 5, wherein there are two positioning posts, the two positioning posts are arranged in a central symmetrical manner with respect to the mounting hole, and there are two connecting pieces, the two connecting pieces are arranged in a central symmetrical manner with respect to the body of the light guide key.

7. The key and lamp combination structure as claimed in claim 1, wherein the PCB board has a notch at an upper side thereof, and the cover has a protrusion at a rear side thereof, the protrusion being adapted to the notch.