CN217259583U

CN217259583U - Light guide column for photosensitive change of engineering machinery display

Info

Publication number: CN217259583U
Application number: CN202123277031.6U
Authority: CN
Inventors: 张恩瑞
Original assignee: Dalian Zhisheng Technology Co ltd
Current assignee: Dalian Zhisheng Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-23
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a light guide column for the photosensitive change of an engineering machinery display, an automatic light-changing display body comprises a screen front shell and a screen rear shell, the screen front shell and the screen rear shell are fixedly connected through screws, a cavity is arranged in the screen rear shell, an automatic light-changing component is arranged in the cavity, and the automatic light-changing component is positioned at one end of the screen rear shell; the utility model discloses a carry out the concave surface design with the one end of ya keli leaded light post, utilize the unsmooth face at cylinder both ends to change, make external light get into the leaded light post and carry out the refraction change, improve the conduction efficiency of light, reduce the light loss of light in the course of propagating, change not under the environment of especially strong at light, improve the sensitivity of sensitization components and parts, through setting up the transmission efficiency and the propagation distance that the leaded light post improved light, make the change that the environmental light can be experienced to the distance that sensitization components and parts are relatively far away from the light leak face again, realize the protection to the sensitization components and parts.

Description

Light guide column for photosensitive change of engineering machinery display

Technical Field

The utility model relates to a technical field specifically is an engineering machine tool display sensitization changes and uses leaded light post among the engineering machine tool display.

Background

In the engineering machinery display, a lot of working conditions have changes of ambient light, the changes of the intensity of the ambient light can influence drivers to watch the display, and because the brightness of the display is constant, an automatic light-changing display is needed, and the screen brightness can be automatically adjusted according to the changes of the ambient light.

In a general automatic light-changing display, in order to enable a photosensitive device to better receive ambient light, a photosensitive component is tightly attached to the rear part of a screen glass cover plate, and the disadvantage is that the photosensitive component is easily damaged due to the collision of the photosensitive component and the screen glass caused by high-frequency vibration during the construction of a construction mechanical vehicle of a screen, so that the automatic light-changing function is failed, and if the photosensitive component is far away from the glass cover plate, the light can be in a scattering state, the light utilization rate is reduced, and the light cannot be collected by the photosensitive component.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering machine tool display sensitization changes uses leaded light post, through keeping away from sensitization components and parts and screen cover board and realizing the protection to sensitization components and parts, realizes the conduction of setting a light through setting up the leaded light post in one side of sensitization components and parts, makes outside light be convenient for assemble through setting up ya keli leaded light post, improves the utilization ratio of light.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an engineering machine tool display sensitization changes uses leaded light post, includes the automatic light-changing display body, the automatic light-changing display body includes screen front shell and screen backshell, screw fixed connection is passed through with the screen backshell to the screen front shell, be provided with the cavity in the screen backshell, install the automatic light-changing subassembly in the cavity, the automatic one end that becomes the light subassembly and be located the screen backshell, one side that becomes the light subassembly automatically is fixed with ya keli leaded light post, the screen front shell internal fixation has the glass apron, the one end and the glass apron fixed connection of leaded light post.

Preferably, the cavity that supplies ya keli leaded light post to place is seted up to one side of shell before the screen, the one end of leaded light post is sunken arc setting, the one end of leaded light post is spliced and is had the double faced adhesive tape, one side of double faced adhesive tape is spliced with one side of glass apron.

Preferably, the light trap that supplies outside light to get into is seted up to one side of double faced adhesive tape, the one end of leaded light post runs through light trap and double faced adhesive tape fixed connection.

Preferably, the automatic light-changing assembly comprises a mounting seat, the outer wall of the mounting seat is fixedly connected with the inner wall of the cavity of the screen rear shell through a screw, and the other end of the light guide column penetrates through one side of the mounting seat and is fixedly connected with the mounting seat.

Preferably, one side of mount pad is provided with sensitization components and parts, one side of sensitization components and parts is provided with the circuit board, sensitization components and parts and circuit board electric connection.

Preferably, the circuit board is fixed in a cavity of the screen rear shell through screws, and the other end of the light guide column is attached to the photosensitive component.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a carry out the concave surface design with the one end of ya keli leaded light post, utilize the unsmooth face at cylinder both ends to change, make external light get into the leaded light post and carry out the refraction change, improve the conduction efficiency of light, reduce the light loss of light in the transmission process, under the not very strong environment of light change, improve the sensitivity of sensitization components and parts.

2. The light guide column is arranged to improve the propagation efficiency and propagation distance of light, so that the change of ambient light can be sensed by the distance between the photosensitive component and the light leakage surface, which is relatively far away from the photosensitive component, and the photosensitive component is protected.

3. The acrylic light guide column is matched with the double faced adhesive tape with the holes, so that the incident angle of a light source can be effectively controlled, and the incident angle of ambient light is prevented from being too small or too large.

4. The acrylic light guide column can be designed into different lengths and concave surfaces according to different working conditions so as to adapt to the parameter requirements of different types of light sensing devices on light, is convenient to replace and maintain, and is low in cost.

Drawings

FIG. 1 is a schematic structural view of the automatic dimming assembly of the present invention;

FIG. 2 is a schematic diagram of a back structure of the automatic light-changing display according to the present invention;

FIG. 3 is a side view of the automatic dimming display of the present invention;

fig. 4 is a schematic view of the installation position of the automatic light changing assembly of the present invention.

In the figure: 1. a screen front shell; 2. a screen rear housing; 3. an automatic light changing assembly; 4. a glass cover plate; 5. a light guide pillar; 6. double-sided adhesive tape; 7. a photosensitive component; 8. a circuit board; 9. and (7) mounting a seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 a technical solution: a light guide column for photosensitive change of an engineering machinery display comprises an automatic light-changing display body, wherein the automatic light-changing display body comprises a screen front shell 1 and a screen rear shell 2, the screen front shell 1 is fixedly connected with the screen rear shell 2 through screws, a cavity is arranged in the screen rear shell 2, an automatic light-changing assembly 3 is arranged in the cavity, the automatic light-changing assembly 3 is positioned at one end of the screen rear shell 2, an acrylic light guide column 5 is fixed at one side of the automatic light-changing assembly 3, a glass cover plate 4 is fixed in the screen front shell 1, and one end of the light guide column 5 is fixedly connected with the glass cover plate 4;

a cavity for placing an acrylic light guide column 5 is formed in one side of a front screen shell 1, one end of the light guide column 5 is arranged in a concave arc shape, one end of the light guide column 5 is connected with a double-faced adhesive tape 6 in an adhesive mode, one side of the double-faced adhesive tape 6 is connected with one side of a glass cover plate 4 in an adhesive mode, and entering light is convenient to converge by arranging an arc-shaped surface;

a light hole for external light to enter is formed in one side of the double-sided adhesive tape 6, one end of the light guide pillar 5 penetrates through the light hole and is fixedly connected with the double-sided adhesive tape 6, the external light can enter the light guide pillar 5 through the light hole, and the angle of incident light can be adjusted through the size of the light hole;

the automatic light changing assembly 3 comprises a mounting seat 9, the outer wall of the mounting seat 9 is fixedly connected with the inner wall of the cavity of the screen rear shell 2 through a screw, the other end of the light guide column 5 penetrates through one side of the mounting seat 9 and is fixedly connected with the mounting seat 9, and the mounting seat 9 is arranged to improve the stability of the guide column;

a photosensitive component 7 is arranged on one side of the mounting seat 9, a circuit board 8 is arranged on one side of the photosensitive component 7, the photosensitive component 7 is electrically connected with the circuit board 8, and the photosensitive component 7 is fixed with the circuit board 8 through welding;

the circuit board 8 is fixed in the cavity of the screen rear shell 2 through screws, and the other end of the light guide column 5 is tightly attached to the photosensitive component 7;

when the light guide column is used, after the front screen shell 1 and the rear screen shell 2 are assembled, an inner cavity is in a sealed lightless state, ambient light passes through the screen glass cover plate 4, enters the acrylic light guide column 5 through a light hole of the double-sided adhesive tape 6, enters the light through the arc-shaped concave surface of the light guide column 5 and is refracted, so that the light conduction direction is changed, more light is linearly transmitted along the axis of the acrylic light guide column 5, other light is reflected inside, light loss is obtained to a certain extent, most of light sources are transmitted out of the plane of the acrylic light guide column 5, the light is conducted to the light sensing component 7 in the direction opposite to the axis, and the light sensing component 7 feeds back information to the circuit board 8; it should be noted that: the light guide pillar 5 may be provided in various shapes including a cylindrical shape, a triangular shape and a square shape as required.

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

1. The utility model provides an engineering machine tool display sensitization changes uses leaded light post, includes automatic light-changing display body, its characterized in that: the automatic light-changing display body comprises a screen front shell (1) and a screen rear shell (2), the screen front shell (1) is fixedly connected with the screen rear shell (2) through screws, a cavity is formed in the screen rear shell (2), an automatic light-changing component (3) is installed in the cavity, the automatic light-changing component (3) is located at one end of the screen rear shell (2), an acrylic light guide column (5) is fixed on one side of the automatic light-changing component (3), a glass cover plate (4) is fixed in the screen front shell (1), and one end of the light guide column (5) is fixedly connected with the glass cover plate (4).

2. The light guide column for the sensitization change of the engineering mechanical display according to claim 1, characterized in that: the utility model discloses a glass screen, including casing (1) before the screen, the cavity that supplies ya keli leaded light post (5) to place is seted up to one side of casing (1) before the screen, the one end of leaded light post (5) is sunken arc setting, the one end of leaded light post (5) is glued and is had double faced adhesive tape (6), one side of double faced adhesive tape (6) splices with one side of glass apron (4).

3. The light guide post for the photosensitive change of the engineering mechanical display according to claim 2, wherein: the light guide column is characterized in that a light hole for external light to enter is formed in one side of the double-faced adhesive tape (6), and one end of the light guide column (5) penetrates through the light hole and is fixedly connected with the double-faced adhesive tape (6).

4. The light guide post for the sensitization change of the engineering mechanical display according to claim 3, characterized in that: the automatic light changing assembly (3) comprises a mounting seat (9), the outer wall of the mounting seat (9) is fixedly connected with the inner wall of a cavity of the screen rear shell (2) through a screw, and the other end of the light guide column (5) penetrates through one side of the mounting seat (9) and is fixedly connected with the mounting seat (9).

5. The light guide column for the sensitization change of the engineering mechanical display according to claim 4, characterized in that: one side of mount pad (9) is provided with sensitization components and parts (7), one side of sensitization components and parts (7) is provided with circuit board (8), sensitization components and parts (7) and circuit board (8) electric connection.

6. The light guide column for the sensitization change of the engineering mechanical display according to claim 5, characterized in that: the circuit board (8) is fixed in a cavity of the screen rear shell (2) through screws, and the other end of the light guide column (5) is tightly attached to the photosensitive component (7).