CN110703872A - A computer main box that can prevent dust accumulation of cooling fans - Google Patents

Abstract

The invention discloses a main computer case that can prevent dust accumulation by a cooling fan, comprising a case main body, case hardware, a motor motor, a filter plate and bolts. The top surface of the case main body is fixedly connected with a top panel, and the case body is The right side surface is fixedly provided with a side panel, and the inner surface of the chassis main body is provided with chassis hardware, the right side surface of the side panel is provided with a dust drop slot, and the left inner surface of the side panel is connected with a mounting block, and the mounting block is A motor motor is fixedly arranged on the inner surface, and a fixing column is installed at the output end of the motor motor. The main computer case for a computer can prevent dust from accumulating on the cooling fan. When the fan blades rotate to dissipate heat from the hardware of the case, the air flow introduced will pass through the filter plate, and the dust will be blocked by the filter plate. With the rotation of the fan blade, the dust will also make the wiper block wipe the filter plate, so as to prevent the dust accumulation of the cooling fan.

Description

A computer main box that can prevent dust accumulation of cooling fans

technical field

The invention relates to the related technical field of computers, in particular to a main box for a computer which can prevent dust accumulation of a cooling fan.

Background technique

Computers are commonly known as computers, and computers are the most commonly used office equipment, teaching equipment and entertainment equipment in life. Computers are a device that uses electronic technology and some software systems to process data. It can accomplish certain goals more conveniently and quickly, and because the use of computers has gradually become more extensive, people's lives have become closely related to computers, but the host is the main body part of the computer, through the internal installation of the host The chassis hardware such as CPU, graphics card, hard disk and optical drive can achieve the operation of the computer, but the main chassis has some disadvantages:

First, the chassis hardware inside the main chassis will generate heat during operation, and when the heat reaches a certain amount, it will generate continuous temperature rise. When the heat reaches a certain high temperature, the parts inside the chassis will rapidly age or even deteriorate. damage;

Second, as mentioned above, when a cooling fan is installed on the chassis to dissipate heat from the inside of the main chassis, the inhaled wind generated by the cooling fan will easily suck the dust in the air into the main chassis, making the chassis hardware covered with dust. dust;

Third, as mentioned in the second paragraph, when the filter plate is installed on the chassis, the suction generated by the long-term cooling fan will easily accumulate dust on the outer surface of the filter plate, and the accumulated dust will be in a full state after reaching a certain amount. , the airflow cannot enter the interior of the main box, so the effect of heat dissipation cannot be performed.

In view of the above problems, it is urgent to carry out innovative design on the basis of the original main box.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a main computer case that can prevent dust accumulation on the cooling fan, so as to solve the problem that the long-term operation of the case hardware will cause the case hardware to overheat, accelerate aging and even be damaged. When a cooling fan is installed on the case When the suction force generated by the cooling fan is easy to contaminate the inside of the chassis with dust; when the filter plate accumulates too much dust, it will be in a saturated state and cannot inhale the airflow.

In order to achieve the above purpose, the present invention provides the following technical solutions: a main computer case for preventing dust accumulation by a cooling fan, comprising a case body, case hardware, a motor motor, a filter plate and a bolt, and the top surface of the case body is fixedly connected There is a top panel, a side panel is fixed on the right side surface of the case body, and the inner surface of the case body is provided with case hardware, the right side surface of the side panel is provided with a dust drop slot, and the left side inner surface of the side panel is connected There is a mounting block, and the inner surface of the mounting block is fixed with a motor motor, the output end of the motor motor is mounted with a fixing column, and the outer surface of the fixing column is fixedly connected with an inlet fan blade, and the outer surface of the top end of the inlet fan blade is A support rod is fixedly connected, and the top end of the support rod is fixedly connected with a circular ring block, the outer surface of the circular ring block is fixedly connected with a convex block, and the convex block penetrates the outer surface of the square block, and the square block is fixedly arranged on the first The inner surface of an arc block, and the outer surface of the first arc block is fixed with a first bevel gear, the left surface of the first arc block is fixed with a pressing rod, and the pressing rod penetrates through the mounting block. Outer surface, the outer surface of the annular block is penetrated by the engaging block, and the engaging block simultaneously penetrates the right side surface of the mounting block, the engaging block is arranged inside the side panel, and the inner surface of the engaging block is fixed A wiping block is provided, a filter plate is fixedly arranged on the right side surface of the side panel, and the filter plate is arranged above the dust drop groove, the upper surface of the first bevel gear is connected with a second bevel gear, and the second bevel gear is The bevel gear is arranged inside the top panel, the inner surface of the second bevel gear is fixedly provided with a fixing rod, and the end of the fixing rod is fixedly connected with a cylindrical block, and the outer surface of the cylindrical block is fixedly provided with an exhaust fan blade, so The inner surface of the top panel is fixedly provided with a limit block, and the limit block penetrates the outer surface of the second bevel gear, the right side surface of the chassis body and the side panel is penetrated by the baffle, and the outer surface of the baffle is fixed A connecting piece is provided, and the connecting piece and the right side surface of the side panel are penetrated by bolts.

Preferably, the inlet fan blades are equiangularly distributed with respect to the center point of the fixed column, and support rods are symmetrically distributed on the upper surface of the inlet fan blade with respect to the lateral centerline of the fixed column, and the support rods and the mounting block form a rotating structure.

Preferably, the protruding block and the square block form an engaging sliding structure, and the square block and the first arc block form an integrated structure.

Preferably, a second arc block and a spring are respectively arranged inside the first arc block, and both ends of the second arc block are embedded inside the first arc block, and the first arc block and The second arc blocks are equiangularly distributed with respect to the center point of the fixed column.

Preferably, an elastic structure is formed between the second arc blocks by a spring, the second arc block and the first arc block form a sliding structure, and the pressing rod on the first arc block and the mounting block form a sliding structure .

Preferably, the engaging block and the ring block form a sliding structure, and the engaging block and the side panel form a rotating structure, and the right side surface of the wiping block on the engaging block is in contact with the filter plate.

Preferably, the second bevel gear and the first bevel gear are in meshing connection, and the second bevel gear and the limiting block form an engaging rotating structure, and the cylindrical block on the second bevel gear and the top panel A rotating structure is formed, and at the same time, the first bevel gear is connected with the top panel and the side panel by a snap connection.

Preferably, the baffle forms a sliding structure with the main body of the chassis and the side panel respectively, and the baffle forms a detachable installation structure with the side panel through connecting pieces and bolts.

Compared with the prior art, the beneficial effects of the present invention are: the main computer case for preventing the dust accumulation of the cooling fan,

1. When the motor motor is turned on, the inlet fan blades will rotate to introduce the airflow from the outside of the chassis body, so that the airflow can be introduced into the chassis body to cool the chassis hardware, so as to prevent the chassis hardware from overheating, damage and aging;

2. The airflow introduced by the fan blades from the outside of the chassis body will pass through the filter plate provided on the side panel, and the filter plate has the effect of allowing the airflow to pass through to prevent particles in the airflow from entering the chassis body, effectively preventing the chassis body from entering. Internal parts will be contaminated with dust;

3. When the fan blade rotates, it will drive the wiping block to rotate, so that the wiping block will wipe the outer surface of the attached filter plate to prevent the long-term accumulation of dust inside the filter plate, which will cause the filter plate to be full, and the wiping dust will also fall. It enters the dust drop slot and is discharged from the main body of the chassis;

4. When the inlet fan blade is in operation, the first bevel gear and the second bevel gear will drive the exhaust fan blade to rotate, so that the exhaust fan blade will discharge the air introduced by the inlet fan blade out of the main body of the case, so as to achieve the effect of quickly drawing out the inlet air flow. It is more conducive to the cooling of the chassis hardware, and effectively prevents the hot air cooling the chassis hardware from being in the main body of the chassis for a long time and cannot be discharged;

5. When the mounting block needs to be removed from the side panel, just by pressing the pressing lever, the first bevel gear can be retracted and no longer engage with the top panel and the side panel. At this time, the mounting block can be removed from the side panel. It can be pulled out from the side panel to achieve the effect of convenient disassembly.

Description of drawings

Fig. 1 is the overall side sectional structure schematic diagram of the present invention;

Fig. 2 is the overall side view structure schematic diagram of the present invention;

Fig. 3 is the overall bottom view structure schematic diagram of the present invention;

Fig. 4 is the overall top view structure schematic diagram of the present invention;

Fig. 5 is the overall front view structure schematic diagram of the present invention;

Fig. 6 is the rear view structure schematic diagram of the installation block of the present invention;

7 is a schematic cross-sectional structural diagram of the first arc block and the second arc block connected to the present invention;

FIG. 8 is a schematic structural diagram of the rear view of the connection between the wiping block and the filter plate of the present invention.

In the picture: 1. Chassis body; 2. Top panel; 3. Side panel; 4. Chassis hardware; 5. Dust trap; 6. Mounting block; 7. Motor motor; 8. Inlet fan blade; 9. Support rod; 10 , ring block; 11, convex block; 12, square block; 13, first arc block; 14, first bevel gear; 15, second arc block; 16, spring; 17, engaging block; 18 , wiping block; 19, filter plate; 20, second bevel gear; 21, fixed rod; 22, cylindrical block; 23, exhaust fan blade; 24, limit block; 25, fixed column; 26, baffle plate; 27, connecting piece; 28, bolt; 29, pressing rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-8, the present invention provides a technical solution: a main computer case for preventing dust accumulation by a cooling fan, comprising a case body 1, a top panel 2, a side panel 3, case hardware 4, a dust trap 5, Mounting block 6, motor 7, fan blade 8, support rod 9, ring block 10, convex block 11, square block 12, first arc block 13, first bevel gear 14, second arc block 15 , spring 16, engaging block 17, wiping block 18, filter plate 19, second bevel gear 20, fixed rod 21, cylindrical block 22, exhaust fan blade 23, limit block 24, fixed column 25, baffle 26, connection Pieces 27, bolts 28 and pressing rods 29, the top surface of the chassis main body 1 is fixedly connected with the top panel 2, the right side surface of the chassis main body 1 is fixedly provided with a side panel 3, and the inner surface of the chassis main body 1 is provided with chassis hardware 4 , the right side surface of the side panel 3 is provided with a dust drop groove 5, and the left inner surface of the side panel 3 is connected with a mounting block 6, and the inner surface of the mounting block 6 is fixedly provided with a motor motor 7, and the output end of the motor motor 7 is installed There is a fixed column 25, and the outer surface of the fixed column 25 is fixedly connected with the inlet fan blade 8, the outer surface of the top end of the inlet fan blade 8 is fixedly connected with a support rod 9, and the top of the support rod 9 is fixedly connected with a circular ring block 10, the circular A bump 11 is fixedly connected to the outer surface of the ring block 10 , and the bump 11 penetrates the outer surface of the square block 12 , the square block 12 is fixedly arranged on the inner surface of the first arc block 13 , and the outer A first bevel gear 14 is fixed on the surface, a pressing rod 29 is fixed on the left surface of the first arc block 13, and the pressing rod 29 penetrates through the outer surface of the mounting block 6, and the outer surface of the ring block 10 is engaged with The block 17 penetrates through, and the engaging block 17 also penetrates the right side surface of the mounting block 6. The engaging block 17 is arranged inside the side panel 3, and the inner surface of the engaging block 17 is fixedly provided with a wiping block 18. A filter plate 19 is fixed on the right side surface, and the filter plate 19 is arranged above the dust groove 5. The upper surface of the first bevel gear 14 is connected with a second bevel gear 20, and the second bevel gear 20 is arranged on the top. Inside the panel 2, the inner surface of the second bevel gear 20 is fixedly provided with a fixing rod 21, and the end of the fixing rod 21 is fixedly connected with a cylindrical block 22, and the outer surface of the cylindrical block 22 is fixedly provided with an exhaust fan blade 23, the top panel The inner surface of 2 is fixedly provided with a limit block 24, and the limit block 24 penetrates the outer surface of the second bevel gear 20, the right side surfaces of the chassis main body 1 and the side panel 3 are penetrated by the baffle 26, and the baffle 26 is A connecting piece 27 is fixedly provided on the outer surface, and the connecting piece 27 and the right side surface of the side panel 3 are penetrated by a bolt 28 .

The center point of the inlet fan blade 8 about the fixed column 25 is equiangularly distributed, and the upper surface of the inlet fan blade 8 is symmetrically distributed with the support rod 9 about the lateral centerline of the fixed column 25, and the support rod 9 and the mounting block 6 constitute a rotating structure , the convex block 11 and the square block 12 form an engaging sliding structure, and the square block 12 and the first arc block 13 form an integrated structure. When the fixed column 25 rotates, it will drive the inlet fan blade 8 to rotate and introduce airflow to cool the chassis hardware. 4. At the same time, the inlet fan blade 8 will also drive the first arc block 13 to rotate in the installation block 6 through the support rod 9.

The interior of the first arc block 13 is respectively provided with a second arc block 15 and a spring 16 , and both ends of the second arc block 15 are embedded inside the first arc block 13 , and the first arc block 13 The second arc block 15 is equiangularly distributed with respect to the center point of the fixed column 25, the elastic structure is formed between the second arc block 15 by the spring 16, and the second arc block 15 and the first arc block 13 constitute a sliding structure , and the pressing rod 29 on the first arc block 13 and the mounting block 6 form a sliding structure, and when the pressing rod 29 is pressed, the second arc block 15 will be retracted into the first arc block 13 by the spring 16 , so that the diameter range of the first arc block 13 is reduced. At this time, the first bevel gear 14 can be pulled out from the top panel 2 and the side panel 3 to facilitate disassembly and installation.

The engaging block 17 and the ring block 10 form a sliding structure, and the engaging block 17 and the side panel 3 form a rotating structure, and the right side surface of the wiping block 18 on the engaging block 17 is in contact with the filter plate 19. When the engaging block 17 slides into the ring block 10 , the rotation of the ring block 10 will drive the engaging block 17 to rotate in the side panel 3 , so as to achieve the effect of wiping the filter plate 19 by the wiping block 18 .

The second bevel gear 20 is in meshing connection with the first bevel gear 14 , and the second bevel gear 20 and the limiting block 24 form an engaging rotating structure, and the cylindrical block 22 on the second bevel gear 20 is connected to the top The panel 2 constitutes a rotating structure, and the first bevel gear 14 is connected with the top panel 2 and the side panel 3 by a snap connection, and when the first bevel gear 14 rotates, it will mesh with the second bevel gear 20, so that the second bevel gear 14 is engaged with the second bevel gear 20. The rotation of the bevel gear 20 drives the exhaust fan blades 23 on the cylindrical block 22 to rotate.

The baffle 26 forms a sliding structure with the chassis main body 1 and the side panel 3 respectively, and the baffle 26 forms a disassembly and installation structure with the side panel 3 through the connecting piece 27 and the bolt 28. By loosening the bolt 28, the baffle 26 can be removed from the chassis main body. 1 and the side panel 3 are pulled out to expose the interior of the chassis main body 1 .

Working principle: When using the main computer case that can prevent the dust accumulation of the cooling fan, after connecting the external power supply to the device, according to Figure 1, Figure 2, Figure 5, Figure 6 and Figure 7, by loosening the bolt 28, Make the bolt 28 disengage from the connecting piece 27, the baffle 26 and the side panel 3. At this time, the baffle 26 can be twitched, and the baffle 26 can be pulled out from the chassis main body 1 and the side panel 3. At this time, the inner surface of the chassis main body 1 is exposed. , at this time, press the pressing rod 29, the pressing rod 29 will pull the first arc block 13, and the first arc block 13 will squeeze the second arc block 15 under the action of external force. The block 15 is a soft material, the second arc block 15 under the action of the spring 16 will shrink into the first arc block 13, and the square block 12 will also slide with the convex block 11, at this time, the first arc block 15 is completed. The diameter range of the arc block 13 is reduced. At this time, hold down the pressing rod 29 to insert the mounting block 6 into the side panel 3, and slide the engaging block 17 onto the ring block 10. When the pressing lever 29 is opened, the diameter range of the first arc block 13 will become larger under the action of the spring 16, and the first bevel gear 14 will then be snapped into the top panel 2 and the side panel 3 to prevent the mounting block 6 from moving. To achieve the effect of convenient installation of the installation block 6;

At this time, the motor motor 7 is turned on. According to FIG. 1 , FIG. 5 , FIG. 6 , FIG. 7 and FIG. 8 , the motor motor 7 will drive the fixed column 25 to rotate, and the fixed column 25 will drive the inlet fan blade 8 to rotate, and the inlet fan The blade 8 will introduce the air flow outside the filter plate 19 into the chassis main body 1. Due to the existence of the filter plate 19, the filter plate 19 will block the dust particles introduced into the air flow, which means that the air flow can pass through to prevent the dust particles from entering. The effect inside the chassis body 1, and the airflow introduced by the inlet fan blades 8 will force the air cooling of the chassis hardware 4 to prevent the chassis hardware 4 from overheating and cause accelerated aging and damage. While the inlet fan blades 8 rotate, the inlet fan blades 8 will drive the ring block 10 to rotate through the support rod 9, and the ring block 10 will drive the inserted engaging block 17 to rotate, and the engaging block 17 will drive the wiping block 18 to rotate, so that the wiping block 18 is opposite to the filter plate. The outer surface of 19 is wiped, and the wiped dust will also fall into the dust drop groove 5 and be discharged from the chassis main body 1, so as to effectively prevent the dust accumulation in the fan blades 8;

When the first bevel gear 14 rotates, according to FIGS. 1 , 3 and 4 , the first bevel gear 14 will intermittently engage with the second bevel gear 20 when it rotates, so that the second bevel gear 20 passes through the The limit block 24 rotates on the top panel 2, and when the limit block 24 rotates, the cylindrical block 22 is driven to rotate through the fixing rod 21, and the cylindrical block 22 also drives the exhaust fan blades 23 to rotate, so that the exhaust fan blades 23 will enter the fan blades. 8. The introduced air flow is discharged out of the chassis main body 1, which accelerates the flow of the air flow in the chassis main body 1, more effectively dissipates the heat of the chassis hardware 4, and at the same time, the hot air flow caused by the heating of the chassis hardware 4 can be discharged out of the chassis main body 1, which increases the overall practicability. .

Contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a can prevent mainframe for computer of heat dissipation electric fan laying dust, includes quick-witted case main part (1), quick-witted case hardware (4), motor (7), filter (19) and bolt (28), its characterized in that: the top surface of the case main body (1) is fixedly connected with a top panel (2), the right side surface of the case main body (1) is fixedly provided with a side panel (3), case hardware (4) is arranged on the inner surface of the case main body (1), a dust falling groove (5) is formed in the right side surface of the side panel (3), the left side inner surface of the side panel (3) is connected with a mounting block (6), a motor (7) is fixedly arranged on the inner surface of the mounting block (6), a fixing column (25) is installed at the output end of the motor (7), an air inlet fan blade (8) is fixedly connected with the outer surface of the fixing column (25), a supporting rod (9) is fixedly connected with the outer surface of the top end of the air inlet fan blade (8), a circular ring block (10) is fixedly connected with the top end of the supporting rod (9), and a, the convex block (11) penetrates through the outer surface of the square block (12), the square block (12) is fixedly arranged on the inner surface of the first circular arc block (13), the outer surface of the first circular arc block (13) is fixedly provided with a first conical gear (14), the left side surface of the first circular arc block (13) is fixedly provided with a pressing rod (29), the pressing rod (29) penetrates through the outer surface of the mounting block (6), the outer surface of the circular ring block (10) is penetrated through by a clamping block (17), the clamping block (17) simultaneously penetrates through the right side surface of the mounting block (6), the clamping block (17) is arranged inside the side panel (3), the inner surface of the clamping block (17) is fixedly provided with a wiping block (18), the right side surface of the clamping block (3) is fixedly provided with a filter panel (19), the filter panel (19) is arranged above the dust falling groove (5), the upper surface of the first conical gear (14) is connected with a second conical gear (20), and second bevel gear (20) sets up the inside at top panel (2), the internal fixed surface of second bevel gear (20) is provided with dead lever (21), and the terminal fixedly connected with cylinder piece (22) of dead lever (21), and the external fixed surface of cylinder piece (22) is provided with row fan leaf (23), the internal fixed surface of top panel (2) is provided with stopper (24), and stopper (24) run through the surface of second bevel gear (20), the right side surface of chassis main part (1) and side board (3) all is run through by baffle (26), and the external fixed surface of baffle (26) is provided with connection piece (27), and the right side surface of connection piece (27) and side board (3) is run through by bolt (28).

2. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the central points of the air inlet fan blades (8) relative to the fixed columns (25) are distributed at equal angles, the supporting rods (9) are symmetrically distributed on the upper surfaces of the air inlet fan blades (8) relative to the transverse central line of the fixed columns (25), and the supporting rods (9) and the mounting blocks (6) form a rotating structure.

3. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the convex block (11) and the square block (12) form a clamping sliding structure, and the square block (12) and the first arc block (13) form an integrated structure.

4. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the inside of first circular arc piece (13) is provided with second circular arc piece (15) and spring (16) respectively and constitutes, and the head and the tail both ends of second circular arc piece (15) all imbed inside first circular arc piece (13) to first circular arc piece (13) and second circular arc piece (15) are about the central point isogonism distribution of fixed column (25).

5. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 4, wherein: an elastic structure is formed between the second arc blocks (15) through springs (16), the second arc blocks (15) and the first arc blocks (13) form a sliding structure, and the pressing rods (29) on the first arc blocks (13) and the mounting blocks (6) form a sliding structure.

6. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the clamping block (17) and the circular ring block (10) form a sliding structure, the clamping block (17) and the side panel (3) form a rotating structure, and the right side surface of the wiping block (18) on the clamping block (17) is attached to the filter plate (19).

7. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the second bevel gear (20) is in meshed connection with the first bevel gear (14), the second bevel gear (20) and the limiting block (24) form a clamping rotating structure, the cylindrical block (22) on the second bevel gear (20) and the top panel (2) form a rotating structure, and meanwhile the first bevel gear (14) is in clamping connection with the top panel (2) and the side panel (3) respectively.

8. The main cabinet for a computer capable of preventing dust accumulation of a cooling fan as claimed in claim 1, wherein: the baffle (26) forms a sliding structure with the case body (1) and the side panel (3) respectively, and the baffle (26) forms a dismounting and mounting structure with the side panel (3) through a connecting piece (27) and a bolt (28).

Images