CN212883660U

CN212883660U - Dust cleaning protector for TV fluorescent screen

Info

Publication number: CN212883660U
Application number: CN202021285827.9U
Authority: CN
Inventors: 王焕江
Original assignee: Jiangsu Yellow River Electronic Technology Co ltd
Current assignee: Jiangsu Yellow River Electronic Technology Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-06
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a TV fluorescent screen deashing protection device, which belongs to the technical field of TV products, and comprises a fluorescent screen, an upper connecting plate is fixedly connected at the upper end of the fluorescent screen, a lower connecting plate is fixedly connected at the lower end of the fluorescent screen, a rotary receiving wheel is fixedly connected at the upper end of the upper connecting plate, a protective curtain is wound at the outer end of the rotary receiving wheel, a through hole matched with the protective curtain is arranged on the upper connecting plate, an deashing block is fixedly connected at the lower end of the protective curtain, a flexible cleaning cloth is fixedly connected at one end of the deashing block close to the fluorescent screen, a magnetic ball is fixedly connected at the lower end of the flexible cleaning cloth, an arc-shaped groove matched with the magnetic ball is arranged at the upper end of the lower connecting plate, thereby realizing that when the TV is in a standby state, the TV fluorescent screen is protected and cleaned by the protective, the adhesion of dust is reduced.

Description

Dust cleaning protector for TV fluorescent screen

Technical Field

The utility model relates to a TV set product technology field, more specifically say, relate to a TV set fluorescent screen deashing protection device.

Background

The television is a device that transmits moving image pictures and audio signals by using electronic technology according to the persistence of vision characteristics and visual psychology of human eyes, that is, a television receiver. Are also important broadcast and video communication tools. The basic system of the television consists of three parts, namely shooting, transmission and display.

The TV set is mainly composed of high frequency head, accompanying audio channel, public channel, synchronous scanning channel, colour control display and power supply, and the signal received from antenna is passed through high frequency head to select high frequency TV signal, and amplified, then a fixed intermediate frequency TV signal is sent out, and the public channel is composed of intermediate frequency amplifier, video detector, video amplifier and kinescope. The IF amplifier amplifies the IF signal from the tuner to a sufficient amplitude, and the IF signal is detected by a video detector to remove the IF carrier, thereby restoring an image signal and converting the intermediate frequency signal into a second audio IF signal. The image signal is amplified and sent to the cathode of the kinescope to control the emphasis of the electron beam emitted by the kinescope, and the image can be displayed on the screen.

Because of electrostatic adsorption and other reasons, a lot of dust in the air often adheres to the fluorescent screen, so that the fluorescent screen of the television needs to be cleaned frequently, but the fluorescent screen is an important development composition, and during manual wiping, the fluorescent screen can be lost due to over-force and other reasons, so that the viewing effect is influenced, and economic loss is brought.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a TV set fluorescent screen deashing protection device, it can realize when the TV set is in standby state, protects and washs the TV set fluorescent screen through protection curtain and deashing piece, reduces the adhesion of dust.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A dust removal protection device for a television fluorescent screen comprises the fluorescent screen, wherein the upper end of the fluorescent screen is fixedly connected with an upper connecting plate, the lower end of the fluorescent screen is fixedly connected with a lower connecting plate, the upper end of the upper connecting plate is fixedly connected with a rotary receiving wheel, the outer end of the rotary receiving wheel is wound with a protective screen, a through hole matched with the protective screen is formed in the upper connecting plate, the lower end of the protective screen is fixedly connected with a dust removal block, one end, close to the fluorescent screen, of the dust removal block is fixedly connected with a flexible cleaning cloth, the lower end of the flexible cleaning cloth is fixedly connected with a magnetic ball, the upper end of the lower connecting plate is provided with an arc-shaped groove matched with the magnetic ball, the inner wall of the arc-shaped groove is fixedly connected with an arc-shaped magnetic block matched with the magnetic ball, the upper end of, the motor is connected with the infrared controller, the output end of the motor is fixedly connected with the rotating storage wheel, so that when the television is in a standby state, the television screen can be protected and cleaned through the protective curtain and the ash removal block, and dust adhesion is reduced.

Furthermore, the upper end of the lower connecting plate is fixedly connected with a bearing block, the upper end of the bearing block is provided with an ash falling groove matched with the flexible cleaning cloth, dust cleaned by the flexible cleaning cloth is conveniently collected through the bearing block, and the possibility of scattering dust is reduced.

Furthermore, the upper surface of arc magnetic path fixedly connected with buffer layer, the buffer layer adopts flexible material to make, makes magnetic force ball and arc magnetic path effectively dock through the buffer layer, reduces the mechanical collision damage.

Further, upper junction plate upper end fixedly connected with shell, rotate and accomodate the wheel and be located the shell, accomodate the wheel through the shell to the protection curtain and rotate and effectively protect, reduce the protection curtain when the standby, be infected with the possibility of dust.

Further, the outer end fixedly connected with protection film of protection curtain, the inner wall connection of through-hole has the smooth layer of polishing, makes the protection curtain surface difficult impaired through the protection film, and the smooth layer of polishing can reduce the through-hole and the mechanical damage when the protection curtain takes place relative slip.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme can realize that when the television is in a standby state, the fluorescent screen of the television is protected and cleaned through the protective curtain and the dust cleaning block, and the adhesion of dust is reduced.

(2) The upper end fixedly connected with of lower connecting plate accepts the piece, accepts the piece upper end and offers and falls the ash chute with flexible cleaning cloth assorted, collects the dust that the flexible cleaning cloth cleaned through accepting the piece convenience, reduces its scattered possibility all around.

(3) The upper surface fixedly connected with buffer layer of arc magnetic path, the buffer layer adopts flexible material to make, makes magnetic force ball and arc magnetic path can effectively dock through the buffer layer, reduces the mechanical collision damage.

(4) The upper end of the upper connecting plate is fixedly connected with the shell, the rotating storage wheel is located in the shell, the protective curtain and the rotating storage wheel are effectively protected through the shell, and the possibility that the protective curtain is infected with dust when in standby is reduced.

(5) The outer end fixedly connected with protection film of protection curtain, the inner wall connection of through-hole has the smooth layer of polishing, makes the difficult impairement of protection curtain surface through the protection film, and the smooth layer of polishing can reduce the through-hole and the mechanical damage when the protection curtain takes place relative slip.

Drawings

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

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic structural diagram of the upper connecting plate of the present invention.

The reference numbers in the figures illustrate:

the fluorescent screen comprises a fluorescent screen 1, an upper connecting plate 2, a lower connecting plate 3, a rotary storage wheel 4, a protective screen 5, a shell 6, a through hole 7, an ash removal block 8, a flexible cleaning cloth 9, a magnetic ball 10, an arc-shaped magnetic block 11, a bearing block 12, a motor 13 and an infrared controller 14.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a dust cleaning protection device for a television fluorescent screen comprises a fluorescent screen 1, an upper connecting plate 2 is fixedly connected to the upper end of the fluorescent screen 1, a lower connecting plate 3 is fixedly connected to the lower end of the fluorescent screen 1, a rotary receiving wheel 4 is fixedly connected to the upper end of the upper connecting plate 2, a protective screen 5 is wound around the outer end of the rotary receiving wheel 4, a through hole 7 matched with the protective screen 5 is formed in the upper connecting plate 2, an ash cleaning block 8 is fixedly connected to the lower end of the protective screen 5, a flexible cleaning cloth 9 is fixedly connected to one end, close to the fluorescent screen 1, of the ash cleaning block 8, the flexible cleaning cloth 9 is made of superfine fiber raw materials, can clean up super-strong and does not generate bacteria, does not damage the surface of an object, a magnetic ball 10 is fixedly connected to the lower end of the flexible cleaning cloth 9, an arc-shaped groove matched with the magnetic ball 10 is formed, referring to fig. 4, the upper end of the upper connecting plate 2 is fixedly connected with a motor 13, the model of the motor 13 is 63MA2 in this embodiment, and a person skilled in the relevant art can select the motor according to actual conditions, the upper end of the motor 13 is fixedly connected with an infrared controller 14, the motor 13 is connected with the infrared controller 14, and the infrared controller 14 controls the opening and closing of the motor 13 through the infrared controller, which belongs to the prior art and is not described herein again, and the output end of the motor 13 is fixedly connected with the rotating storage wheel 4.

Referring to fig. 3, the upper end of the lower connecting plate 3 is fixedly connected with a receiving block 12, the upper end of the receiving block 12 is provided with an ash falling groove matched with the flexible cleaning cloth 9, the dust cleaned by the flexible cleaning cloth 9 is conveniently collected through the receiving block 12, the possibility of scattering is reduced, the upper surface of the arc-shaped magnetic block 11 is fixedly connected with a buffer layer made of flexible material, the magnetic ball 10 and the arc-shaped magnetic block 11 can be effectively butted through the buffer layer, and the mechanical collision damage is reduced, referring to fig. 4, the upper end of the upper connecting plate 2 is fixedly connected with a shell 6, a rotating receiving wheel 4 is positioned in the shell 6, the protective curtain 5 and the rotating receiving wheel 4 are effectively protected through the shell 6, the possibility of dust contamination of the protective curtain 5 during standby is reduced, referring to fig. 2-3, the outer end of the protective curtain 5 is fixedly connected with a protective film for polishing, the inner wall of the through hole 7, make protection curtain 5 surface difficult impaired through the protection film, the mechanical damage when through-hole 7 and protection curtain 5 take place relative slip can be reduced to the smooth layer of polishing.

When in use, please refer to fig. 1-3, a user fixedly connects the upper connecting plate 2 and the lower connecting plate 3 to the upper end and the lower end of the fluorescent screen 1 respectively, when the television is not in use, the user controls the motor 13 to be started by the infrared controller 14, the motor 13 drives the rotating receiving wheel 4 to rotate, the release protective curtain 5 extends downwards, meanwhile, the dust cleaning block 8 drives the flexible cleaning cloth 9 to lightly touch the surface of the fluorescent screen 1, and cleans dust adsorbed on the surface of the fluorescent screen 1 in use, after the magnetic ball 10 is in butt joint with the arc-shaped magnetic block 11 for limiting, the infrared controller 14 controls the motor 13 to stop rotating, the protective curtain 5 covers the surface of the fluorescent screen 1, so that the fluorescent screen 1 is not easy to be contaminated by dust, when the television is in a standby state, the protective curtain 5 and the dust cleaning block 8 can protect and clean the television fluorescent screen 1, the adhesion of dust is reduced.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a TV set fluorescent screen deashing protection device, includes fluorescent screen (1), its characterized in that: the upper end of the fluorescent screen (1) is fixedly connected with an upper connecting plate (2), the lower end of the fluorescent screen (1) is fixedly connected with a lower connecting plate (3), the upper end of the upper connecting plate (2) is fixedly connected with a rotary storage wheel (4), the outer end of the rotary storage wheel (4) is wound with a protective curtain (5), the upper connecting plate (2) is provided with a through hole (7) matched with the protective curtain (5), the lower end of the protective curtain (5) is fixedly connected with an ash removal block (8), one end, close to the fluorescent screen (1), of the ash removal block (8) is fixedly connected with a flexible cleaning cloth (9), the lower end of the flexible cleaning cloth (9) is fixedly connected with a magnetic ball (10), the upper end of the lower connecting plate (3) is provided with an arc-shaped groove matched with the magnetic ball (10), the inner wall of the arc-shaped groove is fixedly connected with an arc-shaped magnetic block (, the upper end fixedly connected with motor (13) of upper junction plate (2), motor (13) upper end fixedly connected with infrared controller (14), be connected between motor (13) and infrared controller (14), the output of motor (13) with rotate and accomodate wheel (4) fixed connection.

2. The dust-removing protection device for the fluorescent screen of the television as claimed in claim 1, wherein: the upper end of the lower connecting plate (3) is fixedly connected with a bearing block (12), and the upper end of the bearing block (12) is provided with an ash falling groove matched with the flexible cleaning cloth (9).

3. The dust-removing protection device for the fluorescent screen of the television as claimed in claim 1, wherein: the upper surface of the arc-shaped magnetic block (11) is fixedly connected with a buffer layer, and the buffer layer is made of flexible materials.

4. The dust-removing protection device for the fluorescent screen of the television as claimed in claim 1, wherein: the upper end of the upper connecting plate (2) is fixedly connected with a shell (6), and the rotating storage wheel (4) is located in the shell (6).

5. The dust-removing protection device for the fluorescent screen of the television as claimed in claim 1, wherein: the outer end fixedly connected with protection film of protection curtain (5), the inner wall of through-hole (7) is connected with the smooth layer of polishing.