CN211454435U - A dust removal device for a computer display screen - Google Patents

Abstract

The utility model discloses a dust collector of computer display screen, including main screen, main screen rear end face bottom position is provided with a roll over the pole, it is provided with the fixing base to roll over the pole bottom, main screen rear end face is provided with a plurality of louvres, main screen rear end face is provided with the function groove, the function inslot is provided with a plurality of signal interface, top position is provided with the dead lever between the function groove both sides inner wall, the dead lever outer lane is provided with adjustable loop bar, the loop bar outer lane is provided with the shield, the shield middle part is provided with the fixed column, the fixed column rear end face is provided with dust exhausting fan, the loop bar inner circle is provided with adjustable arc fixture block. A dust collector of computer display screen, through the shield with adjustable set up in the function groove at main screen rear to set up micro motor and dust removal fan at the shield middle part, thereby have dust removal and dustproof effect simultaneously, avoid signal transmission to receive the dust interference.

Description

A dust removal device for a computer display screen

technical field

The utility model relates to the field of display screens, in particular to a dust removal device for computer display screens.

Background technique

The computer display screen is one of the main components of computer equipment. Usually, there is a function slot behind it. There are various types of signal connectors in the function slot. Since the function slot is open for a long time, the internal signal connector will be affected by dust. Pollution may bring dust into the jack when plugging and unplugging the connector for signal transmission, thereby affecting the stability of signal transmission and causing inconvenience to users.

Utility model content

The main purpose of the present invention is to provide a dust removal device for a computer display screen, which can effectively solve the problems in the background technology.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

A dust removal device for a computer display screen includes a main screen, a folding rod is arranged at the bottom of the rear face of the main screen, a fixing seat is arranged at the bottom of the folding rod, a number of heat dissipation holes are arranged on the rear face of the main screen, and the rear face of the main screen is provided with a plurality of heat dissipation holes. A functional slot is provided, a number of signal interfaces are arranged in the functional slot, a fixing rod is arranged at the top position between the inner walls on both sides of the functional slot, and an adjustable sleeve rod is arranged on the outer ring of the fixing rod. The outer ring is provided with a dust cover, the middle part of the dust cover is provided with a fixed column, the rear end of the fixed column is provided with a dust removal fan, the inner circle of the sleeve rod is provided with an adjustable arc block, and the fixed rod The outer ring is provided with an arc-shaped groove corresponding to the arc-shaped clamping block, and a pressure button is arranged in the middle position of the front end surface of the dust cover.

Preferably, the fixing column and the dust cover are integral components, an open circular groove is provided in the middle of the rear end surface of the fixing column, the dust removal fan is located in the open circular groove, and the bottom of the open circular groove is provided with a mounting A circular groove, the installation circular groove is provided with a micro motor, the head of the micro motor extends into the open circular groove and is connected to the dust removal fan, and a handle is provided at the bottom of the front end surface of the dust cover. A micro motor is installed, and a dust removal fan is set at the head of the micro motor, and the dust removal fan can be used to align the function slot to effectively remove dust.

Preferably, the inner ring of the sleeve rod is provided with a circular hole, the inner wall of the circular hole is provided with a fixing slot corresponding to the position of the arc-shaped clamping block, an adjustable lifting column is arranged in the fixing slot, and the top of the lifting column is arranged with a The spacer plate, the bottom of the arc-shaped clamping block is connected to the upper surface of the spacer plate, the lower end surface of the spacer plate is provided with a spring, the tail of the spring is connected to the bottom of the fixing groove, and the spring is located at the outer ring position of the lifting column. An adjustable lifting column is set inside, and a spring is set on the outer ring of the lifting column. The elastic force is used to make the arc block into the corresponding arc groove for fixing, and the height of the arc block can be adjusted by the lifting column. adjust.

Preferably, the lower wall of the fixing groove is provided with a positioning circular groove corresponding to the lifting column, the front end surface of the dust cover is provided with a rectangular groove corresponding to the position of the pressure button, the tail of the positioning circular groove is connected to the rectangular groove, and the lifting column is provided with a rectangular groove. The tail passes through the positioning circular groove and is connected to the pressure button. By connecting the tail of the lifting column to the pressure button, the height of the lifting column and the arc block can be adjusted by the pressure button, which is convenient for operation.

Preferably, a spacer is arranged in the middle of the lower wall of the arc-shaped groove, the end surfaces on both sides of the spacer are arc surfaces, and the distance between the spacer and the inner walls on both sides of the arc-shaped groove is equal to the width of the arc-shaped block , by arranging a spacer in the middle of the arc groove, the position of the arc block can be fixed by using the grooves formed at both ends of the spacer.

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

In the utility model, by arranging a micro motor inside the fixed column, and setting a dust removal fan on the head of the micro motor, the dust removal can be effectively carried out by aligning the dust removal fan with the function groove, and by arranging an adjustable lifting column in the fixed groove, the dust removal can be effectively carried out. A spring is arranged on the outer ring of the lifting column, and the arc-shaped block is clamped into the corresponding arc-shaped groove by elastic force for fixing, and the height of the arc-shaped block can be adjusted by using the lifting column to adjust. The position of the arc block can be fixed by using the grooves formed at both ends of the spacer.

Description of drawings

1 is a rear view of a dust removal device for a computer display screen of the present invention;

Figure 2 is a side sectional view of a dust removal device for a computer display screen of the present invention;

Fig. 3 is the enlarged view of A place in Fig. 2;

FIG. 4 is an enlarged view of B in FIG. 2 .

In the picture: 1. Main screen; 2. Folding rod; 3. Fixed seat; 4. Heat dissipation hole; 5. Function slot; 6. Dust cover; 7. Grip; 8. Fixed column; 9. Rectangular slot; 10. Pressure button; 11, signal interface; 12, sleeve rod; 13, fixed rod; 14, round hole; 15, fixed slot; 16, micro motor; 17, arc block; 18, arc slot; 19, spacer 20. Lifting column; 21. Spacer plate; 22. Spring; 23. Positioning circular groove; 24. Open circular groove; 25. Dust removal fan; 26. Installation circular groove.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figures 1-4, a dust removal device for a computer display screen includes a main screen 1, a folding rod 2 is provided at the bottom of the rear surface of the main screen 1, a fixing base 3 is provided at the bottom of the folding rod 2, and a number of The heat dissipation hole 4, the rear surface of the main screen 1 is provided with a function slot 5, a number of signal interfaces 11 are arranged in the function slot 5, a fixing rod 13 is arranged at the top position between the inner walls on both sides of the function slot 5, and the outer ring of the fixing rod 13 is provided with adjustable The sleeve rod 12, the outer ring of the sleeve rod 12 is provided with a dust cover 6, the middle of the dust cover 6 is provided with a fixed column 8, the rear end of the fixed column 8 is provided with a dust removal fan 25, and the inner circle of the sleeve rod 12 is provided with an adjustable arc The outer ring of the fixing rod 13 is provided with an arc-shaped groove 18 corresponding to the arc-shaped clamping block 17 , and a pressure button 10 is provided in the middle of the front end surface of the dust cover 6 .

The fixed column 8 and the dust cover 6 are integrally formed components, an open circular groove 24 is provided in the middle of the rear end surface of the fixed column 8, the dust removal fan 25 is located in the open circular groove 24, and the bottom of the open circular groove 24 is provided with an installation circular groove 26, The installation circular groove 26 is provided with a micro motor 16, the head of the micro motor 16 extends into the open circular groove 24 and is connected to the dust removal fan 25, a handle 7 is provided at the bottom position of the front end face of the dust cover 6; The hole 14, the inner wall of the circular hole 14 is provided with a fixing slot 15 corresponding to the position of the arc-shaped block 17, and an adjustable lifting column 20 is arranged in the fixing slot 15. To the upper end surface of the partition plate 21, the lower end surface of the partition plate 21 is provided with a spring 22, the tail of the spring 22 is connected to the bottom of the fixing slot 15, and the spring 22 is located at the outer ring position of the lifting column 20; the lower wall of the fixing slot 15 is provided with a positioning corresponding to the lifting column 20. Round groove 23, a rectangular groove 9 is provided on the front surface of the dust cover 6 corresponding to the position of the pressure button 10; A spacer 19 is arranged in the middle of the lower wall of the arc-shaped groove 18 , and the end faces on both sides of the spacer 19 are arc surfaces.

It should be noted that the present utility model is a dust removal device for a computer display screen. An adjustable dust cover 6 is arranged in the function slot 5 behind the main screen 1, and a micro motor 16 is arranged in the middle of the dust cover 6 for dust removal. The fan 25 has the effect of dust removal and dust protection at the same time, so as to avoid the interference of dust in signal transmission. During use, when the display screen is in an idle state, the closed dust cover 6 can effectively isolate the dust and prevent dust from entering the function slot 5. , When the signal connection is required, find the handle 7 on the front end of the dust cover 6, hold the handle 7 and drive the dust cover 6 to rotate, the dust cover 6 drives the top sleeve rod 12 to rotate, and the sleeve rod 12 drives the inner The arc-shaped block 17 of the ring moves together, the arc-shaped block 17 moves along the arc-shaped groove 18, and is squeezed by the spacer 19, and the spacer 19 pushes it toward the fixed groove 15 through the arc surface of the arc-shaped block 17. The bottom is squeezed, and the arc block 17 drives the spacer plate 21 to move, thereby squeezing the spring 22 below, and the spring 22 is compressed by force until the head of the arc block 17 reaches the upper position of the spacer 19, and then it can continue to push When the dust cover 6 rotates, when the arc-shaped block 17 passes over the other end of the spacer 19, the arc-shaped block 17 is clamped between the arc-shaped groove 18 and the spacer 19 on the other side under the action of the elastic force, thereby aligning the sleeve rods. 12 is fixed with the dust cover 6, and then the signal connection can be made in the function slot 5; when there is a lot of dust in the function slot 5, the micro motor 16 inside the fixed column 8 is activated, and the micro motor 16 drives the dust removal fan 25 to rotate to remove dust. The fan 25 is aimed at the function slot 5 and blows, so as to clear the dust in the function slot 5; when the signal connection is removed, the pressure button 10 on the front face of the dust cover 6 can be found and pressed, and the pressure button 10 drives the lift column 20 to move , the lifting column 20 drives the partition plate 21 of the head and the arc-shaped block 17 to move downward, and then the dust cover 6 can be reversely rotated to return to the initial state, thereby fixing the functional slot 5 and effectively preventing dust .

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A dust removal device for a computer display screen, characterized in that it comprises a main screen (1), a folding rod (2) is provided at the bottom position of the rear end surface of the main screen (1), and a fixing rod (2) is provided at the bottom of the folding rod (2). The seat (3), the rear surface of the main screen (1) is provided with a number of cooling holes (4), the rear surface of the main screen (1) is provided with a functional slot (5), and a number of signals are arranged in the functional slot (5). An interface (11), a fixing rod (13) is provided at the top position between the inner walls of the two sides of the functional slot (5), and an adjustable sleeve rod (12) is arranged on the outer ring of the fixing rod (13). A dust cover (6) is arranged on the outer ring of the rod (12), a fixing column (8) is arranged in the middle of the dust cover (6), and a dust removal fan (25) is arranged on the rear end surface of the fixing column (8), so The inner ring of the sleeve rod (12) is provided with an adjustable arc-shaped clamping block (17), and the outer ring of the fixing rod (13) is provided with an arc-shaped groove (18) corresponding to the arc-shaped clamping block (17). A pressure button (10) is arranged in the middle of the front end face of the dust cover (6). 2. A dust removal device for a computer display screen according to claim 1, characterized in that: the fixing column (8) and the dust cover (6) are integral components, and the fixing column (8) is behind the An open circular groove (24) is arranged in the middle of the end face, the dust removal fan (25) is located in the open circular groove (24), and an installation circular groove (26) is arranged at the bottom of the open circular groove (24). The groove (26) is provided with a micro motor (16), the head of the micro motor (16) extends into the open circular groove (24) and is connected to the dust removal fan (25), and the front end of the dust cover (6) is located at the bottom A grip (7) is provided. 3. A dust removal device for a computer display screen according to claim 1, characterized in that: the inner ring of the sleeve rod (12) is provided with a circular hole (14), and the inner wall of the circular hole (14) corresponds to an arc shape A fixing slot (15) is arranged at the position of the clamping block (17), an adjustable lifting column (20) is arranged in the fixing slot (15), and a spacer plate (21) is arranged on the top of the lifting column (20), so The bottom of the arc-shaped clamping block (17) is connected to the upper end surface of the spacer plate (21), the lower end surface of the spacer plate (21) is provided with a spring (22), and the tail of the spring (22) is connected to the bottom of the fixing groove (15) , and the spring (22) is located at the outer ring position of the lifting column (20). 4 . The dust removal device for a computer display screen according to claim 3 , wherein a positioning circular groove ( 23 ) is provided on the lower wall of the fixing groove ( 15 ) corresponding to the lifting column ( 20 ). 4 . A rectangular groove (9) is provided on the front surface of the cover (6) corresponding to the position of the pressure button (10), the tail of the positioning circular groove (23) is connected to the rectangular groove (9), and the tail of the lifting column (20) passes through the positioning Round groove (23) and connect to pressure button (10). 5. A dust removal device for a computer display screen according to claim 1, characterized in that: a spacer (19) is provided in the middle of the lower wall of the arc-shaped groove (18), and the spacer (19) is two The side end surface is an arc surface, and the distance between the spacer bar (19) and the inner walls on both sides of the arc groove (18) is equal to the width of the arc block (17).

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