CN214311602U

CN214311602U - Dustproof device for computer case

Info

Publication number: CN214311602U
Application number: CN202120507938.8U
Authority: CN
Inventors: 彭越; 张保庆
Original assignee: Nanning University
Current assignee: Nanning University
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-09-28
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a dust keeper for computer machine case, including reel A, reel B, filter screen, quick-witted case, be equipped with the air intake on the machine case, the filter screen covers in the air intake outside to cover on the air intake, and the filter screen both ends are convoluteed respectively in reel A and reel B, the upper portion and the lower part at quick-witted case are installed to reel A and reel B, be equipped with center pin A and barrel A in the reel A, center pin A passes through the bearing and installs in reel A, is equipped with the connection key on the center pin A, and barrel A passes through connection key and center pin A coaxial coupling. The utility model discloses a set up on quick-witted case can pivoted reel A and reel B, when being stained with dust and fibre on the filter screen, can rotate reel A, be drawn into reel A with the filter screen that uses to from reel B pull out clean filter screen, pulled up the filter screen in reel B and torn down the washing from needs with the filter screen down, thereby very big extension the time that the filter screen was changed, reduce and maintain the degree of difficulty.

Description

Dustproof device for computer case

Technical Field

The utility model belongs to the computer hardware field especially relates to a dust keeper for computer machine case.

Background

The computer case is an important part in the computer, the mainboard, the display card, the heat dissipation fan and the like of the computer are all installed in the case, in order to dissipate heat, the inner cavity of the case is a non-closed cavity, and a plurality of heat dissipation fans are installed in the case, cold air outside the case is sucked into electronic elements in the case through the holes by the fans to dissipate heat, and then hot air is exhausted out of the case by the fans of the case power supply, because a large amount of dust exists in the air, the dust can accumulate in the case day by day as the service time of the computer increases, the dust is very insanitary and affects the reliability of the electronic elements in the computer, therefore, a filter screen is arranged on an air inlet of the case of the computer to reduce the entering of the dust, but the case is often placed in a corner, the filter screen is not easy to replace in space, so that a large amount of dust and fibers are adhered to the filter screen, influence filterable efficiency, and then influence the efficiency of taking a breath of quick-witted case, consequently need a dust keeper for computer machine case, removal filter screen that can be convenient prevents to adhere to on the filter screen and has dust and fibre, improves the efficiency of ventilating.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a dust keeper for computer machine case can solve the difficult problem of changing of prior art.

The utility model discloses a following technical scheme can realize.

The utility model provides a pair of a dust keeper for computer machine case, including reel A, reel B, filter screen, quick-witted case, be equipped with the air intake on the machine case, the filter screen covers in the air intake outside to cover on the air intake, and the filter screen both ends are convoluteed respectively in reel A and reel B, the upper portion and the lower part at quick-witted case are installed to reel A and reel B, be equipped with center pin A and barrel A in the reel A, center pin A passes through the bearing and installs in reel A, is equipped with the connection key on the center pin A, and barrel A passes through connection key and center pin A coaxial coupling, and center pin A one side is equipped with gear A, is equipped with the motor on the reel A, and the pivot of motor is followed reel A and is inserted in the reel A outward to mesh with gear A through gear B.

The filter screen both sides are equipped with the gib block, and the transversal U font of personally submitting of gib block, and are equipped with magnet on the gib block, and the gib block passes through magnet and adsorbs on quick-witted case, filter screen both sides and gib block sliding connection.

And two ends of the winding drum B are provided with cover bodies A, a drum body B is arranged in the winding drum B, two ends of the drum body B are inserted into the cover bodies A, and the filter screen is wound on the drum body B.

Reel A one side lid B, lid B pass through the screw thread and are connected with reel A, and lid B middle part is equipped with the body, and body one end is the horn mouth, and center pin A one end inserts in the body.

The cylinder A is provided with a magic tape, and the filter screen is connected with the cylinder A through the magic tape.

The chassis is provided with a groove corresponding to the shape of the guide strip, and the guide strip is adsorbed at the bottom of the groove.

The beneficial effects of the utility model reside in that: through set up reel A and reel B that can rotate on quick-witted case, when being stained with dust and fibre on the filter screen, can rotate reel A, be drawn into reel A with the filter screen that uses to pull out clean filter screen from reel B, pull down the washing from needs until the filter screen in reel B has been drawn, thereby very big extension the time that the filter screen was changed, reduce the maintenance degree of difficulty.

Drawings

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

FIG. 2 is a schematic view of the interior of roll A and roll B;

FIG. 3 is a schematic view of a groove;

FIG. 4 is an enlarged schematic view of the interior of the roll A

FIG. 5 is a schematic cross-sectional side view of the case;

in the figure: 1-reel A, 2-reel B, 3-filter screen, 4-cabinet, 5-central shaft A, 6-reel A, 7-connecting key, 8-gear A, 9-motor, 10-gear B, 11-guide bar, 12-reel B, 13-cover A, 14-cover B, 15-groove.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

As shown in fig. 1 to 5, a dust-proof device for a computer case includes a winding drum a1, a winding drum B2, a filter screen 3, and a case 4, wherein an air inlet is provided on the case 4, the filter screen 3 covers the outside of the air inlet and covers the air inlet, and both ends of the filter screen 3 are respectively wound in a winding drum a1 and a winding drum B2, the winding drum a1 and the winding drum B2 are installed at the upper portion and the lower portion of the case 4, a central shaft a5 and a drum A6 are provided in the winding drum a1, the central shaft a5 is installed in the winding drum a1 through a bearing, a connection key 7 is provided on the central shaft a5, the drum A6 is coaxially connected with the central shaft a5 through the connection key 7, a gear A8 is provided on one side of the central shaft a5, a motor 9 is provided on the winding drum a1, and a rotation shaft of the motor 9 is inserted into the winding drum a1 from outside the winding drum a1 and is engaged with the gear A8 through a gear B10.

When in use, the filter screen 3 covers the air inlet, the air sucked by the cooling fan is filtered by the filter screen 3, can block dust and fine fibers carried in the air on the filter screen 3, reduce the substances from entering the box body 4, ensure the normal work of computer electronic components, when more dust and fibers are attached to the filter screen 3, the maintainer only needs to start the motor 9 to rotate the central shaft A5, and drives the cylinder A6 to rotate synchronously, the used filter screen 3 is rolled into the winding drum A1, and the clean filter screen 3 is pulled out from the winding drum B2, so as to ensure the filtering efficiency of the filter screen 3, meanwhile, the filter screen 3 is longer in length and can be used for a longer time, so that the replacement and cleaning time of the filter screen 3 is prolonged, in some computer rooms and internet bar places, the workload of maintainers can be greatly reduced, and the normal operation time of computers is prolonged.

3 both sides of filter screen are equipped with gib block 11, and the transversal U-shaped of personally submitting of gib block 11, and be equipped with magnet on the gib block 11, and gib block 11 passes through magnet and adsorbs on quick-witted case 4, 3 both sides of filter screen and 11 sliding connection of gib block, and gib block 11 can guide filter screen 3, makes it hug closely on the air intake of quick-witted case 4 to guarantee that filter screen 3 can filter the air.

The two ends of the winding drum B2 are provided with cover bodies A13, a drum body B12 is arranged in the winding drum B2, the two ends of the drum body B12 are inserted into the cover bodies A13, the filter screen 3 is wound on the drum body B12, and the cover bodies A13 support the drum body B12 to rotate in the winding drum B2 freely so as to pull out the filter screen 3.

Reel A1 one side lid B14, lid B14 pass through the screw thread and are connected with reel A1, and lid B14 middle part is equipped with the body, and body one end is the bellmouth, and center pin A5 one end is inserted in the body, and body one end is the bellmouth, can play the effect of direction, and the smooth wrong spiral-in of lid B14, lid B14 supports center pin A5, makes its rotation that can be smooth.

Be equipped with the magic subsides on barrel A6, filter screen 3 passes through the magic to be connected with barrel A6, because spool A6 need provide the tensile of curling, consequently need glue firmly through magic subsides and filter screen 3 one end.

The machine case 4 is provided with a groove 15 corresponding to the guide strip 11 in shape, the guide strip 11 is adsorbed at the bottom of the groove 15, and the guide strip 11 is adsorbed behind the groove 15, so that the inner side of the guide strip 11 is flush with the plane of the machine case 4, and the filter screen 3 is convenient to cling to the air inlet of the machine case 4.

Claims

1. The utility model provides a dust keeper for computer machine case which characterized in that: the air purifier comprises a winding drum A (1), a winding drum B (2), a filter screen (3) and a case (4), wherein an air inlet is formed in the case (4), the filter screen (3) covers the outer side of the air inlet and covers the air inlet, and two ends of the filter screen (3) are respectively wound in the winding drum A (1) and the winding drum B (2); the winding drum A (1) and the winding drum B (2) are arranged at the upper part and the lower part of the case (4); be equipped with center pin A (5) and barrel A (6) in reel A (1), center pin A (5) are installed in reel A (1) through the bearing, be equipped with connection key (7) on center pin A (5), barrel A (6) are through connection key (7) and center pin A (5) coaxial coupling, center pin A (5) one side is equipped with gear A (8), be equipped with motor (9) on reel A (1), the pivot of motor (9) is inserted in reel A (1) from reel A (1) outward to mesh through gear B (10) and gear A (8).

2. The dust-proof apparatus for a computer case of claim 1, wherein: filter screen (3) both sides are equipped with gib block (11), and the transversal U font of personally submitting of gib block (11), and are equipped with magnet on gib block (11), and gib block (11) pass through magnet and adsorb on quick-witted case (4), filter screen (3) both sides and gib block (11) sliding connection.

3. The dust-proof apparatus for a computer case of claim 1, wherein: the filter screen is characterized in that cover bodies A (13) are arranged at two ends of the winding drum B (2), a drum body B (12) is arranged in the winding drum B (2), two ends of the drum body B (12) are inserted into the cover bodies A (13), and the filter screen (3) is wound on the drum body B (12).

4. The dust-proof apparatus for a computer case of claim 1, wherein: reel A (1) one side lid B (14), lid B (14) are connected with reel A (1) through the screw thread, and lid B (14) middle part is equipped with the body, and body one end is the horn mouth, and center pin A (5) one end inserts in the body.

5. The dust-proof apparatus for a computer case of claim 1, wherein: the cylinder A (6) is provided with a magic tape, and the filter screen (3) is connected with the cylinder A (6) through the magic tape.

6. The dust-proof apparatus for a computer case of claim 1, wherein: a groove (15) corresponding to the shape of the guide strip (11) is formed in the case (4), and the guide strip (11) is adsorbed at the bottom of the groove (15).