CN115202456A - Auxiliary cooling device for desktop computer case - Google Patents

Abstract

The invention discloses an auxiliary cooling device for a desktop computer case; the cooling device comprises a mainframe box, a mainboard and a CPU body, wherein the mainboard is arranged on one side face in the mainframe box, the CPU body is arranged on one side face of the mainboard, a water tank is arranged on the inner bottom face of the mainframe box, a water cooling mechanism is arranged in the water tank, a gas outlet is formed in the top of the other side face of the mainframe box, a dustproof screen plate is arranged in the gas outlet, a rectangular screen frame is arranged on the inner side of the mainframe box at the inner end of the gas outlet, an air blowing mechanism is arranged on the top of the rectangular screen frame, and a cleaning mechanism is arranged in the rectangular screen frame; the invention realizes the air cooling of the CPU body by using the air cooling component; the water cooling of the CPU body is realized through the use of the water cooling mechanism; through the use of the air cooling and the water cooling to the CPU body, the CPU body can be effectively cooled, the CPU body is prevented from being damaged due to high temperature, and the service life of the CPU body is prolonged conveniently.

Description

Auxiliary cooling device for desktop computer case

technical field

The invention relates to the technical field of cooling devices, in particular to an auxiliary cooling device for a desktop computer case.

Background technique

Desktop computer case is the terminal equipment for sending and receiving information in network technology, including CPU, memory, hard disk and other main body parts except input and output devices, usually used to place the control box of the main board and other main components;

The CPU in the desktop computer case will emit a lot of heat when it is working. The existing CPU will have a cooling fan on the outside, and the CPU will be dissipated by the cooling fan. However, only using the cooling fan cannot effectively cool the CPU. Heat dissipation will lead to untimely cooling of the CPU, resulting in damage to the CPU due to high temperature and further reducing the service life of the CPU. These heat dissipation holes do not have any treatment, which causes external dust to enter the main box, which easily causes external dust to enter the main box, which further causes the electrical components in the main box to be short-circuited due to dust or affect the running speed of the computer; therefore, it is necessary to problem to be solved.

SUMMARY OF THE INVENTION

The purpose of the present invention is to propose an auxiliary cooling device for a desktop computer case in order to solve the shortcomings in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

An auxiliary cooling device for a desktop computer case, comprising a main case, a main board disposed on one side of the main case, and a CPU body disposed on one side of the main board; There is a water cooling mechanism for the heat dissipation of the CPU body, an air outlet is provided on the top of the other side of the main box, a dust-proof mesh plate is arranged in the air outlet, and a rectangular mesh frame is arranged on the inner side of the main box at the inner end of the air outlet, so The top of the rectangular screen frame is provided with a blowing mechanism, and the rectangular screen frame is provided with a cleaning mechanism for cleaning the dust-proof screen;

The water cooling mechanism includes a micro water pump arranged in the water tank, an air guide pipe arranged at the water outlet end of the micro water pump, and a cooling box arranged on the outer wall of the CPU body. One end of the air guide pipe is communicated with the water guide groove, the bottom of the heat dissipation box is provided with a water outlet pipe that communicates with the water guide groove, the bottom of the water outlet pipe is communicated with the water tank, the inner bottom surface of the water tank is provided with a cooling fin, and the cold end of the cooling fin is provided. Located in the water tank, the hot end of the cooling sheet is located at the bottom of the water tank, and the top of the water tank is provided with an air-cooling component for air-cooling the CPU body.

Preferably, the air-cooling assembly includes a micro-aspirator arranged on the top surface of the water tank, a suction pipe arranged at an air inlet end of the micro-aspirator, and a short pipe arranged at an outlet end of the micro-aspirator. The bottom of the pipe runs through the water inlet tank, the bottom of the rear end of the main box is provided with an air intake pipe A that communicates with the short pipe, and one end of the air intake pipe A is provided with a cold water pipe, and the cold water pipe is located in the air duct, the One end of the cold water pipe is communicated with the air guide groove, a plurality of installation rods are arranged on the outer wall of the air guide pipe at equal intervals, and one end of the installation rods is fixedly connected to the inner wall of the cold water pipe.

Preferably, the air blowing mechanism comprises a casing disposed on one side of the top surface of the rectangular screen frame, a connecting shaft rotatably disposed on the inner bottom surface of the casing, and a turbine disposed on the top of the connecting shaft, and the inner side of the rectangular screen frame is uniformly disposed There are a plurality of protective shells, the bottom of the connecting shaft is movable through the rectangular screen frame and the protective shell respectively, the outer wall of the connecting shaft in the protective shell is provided with a bevel gear A, and one side of the protective shell is rotated with a short shaft, so The outer end of the stub shaft is provided with a fan, the inner end of the stub shaft movably penetrates into the protective casing, the inner end of the stub shaft is provided with a bevel gear B that meshes with the bevel gear A, and the top of the casing is provided with an outlet. An air pipe, one end of the air outlet pipe is communicated with the air guide groove.

Preferably, the cleaning mechanism includes a sealing cylinder symmetrically arranged on one side of the main casing, a piston slidably arranged in the sealing cylinder, and a connecting rod set on the top of the piston, the top of the connecting rod is provided with a cleaning component, and the piston and the A return spring A is arranged between the sealing cylinders, an air inlet B is opened on the inner bottom wall of the sealing cylinder, an L-shaped sealing cavity is arranged on the inner wall of the sealing cylinder, and the bottom of the L-shaped sealing cavity penetrates the air inlet hole B, the L-shaped sealing cavity is provided with a sealing component, the bottom of one side of the main box is provided with an air intake hole A that cooperates with the air intake hole B, the outer wall of the bottom of the sealing cylinder is provided with an air intake pipe B, the The bottom of the intake pipe B runs through the water inlet tank.

Preferably, the sealing assembly includes an L-shaped sealing plate slidably arranged in the L-shaped sealing cavity, a compression spring B is provided between the top of the L-shaped sealing plate and the inner top surface of the L-shaped sealing cavity, and the L-shaped sealing plate The bottom side of the sealing plate is provided with a circular opening that cooperates with the air inlet B, the inner bottom surface of the L-shaped sealing cavity is provided with a fixing block, and the inner bottom surface of the L-shaped sealing plate cooperates with the fixing block to open a fixing groove, and the fixing A rectangular cavity is opened on one side of the groove, a fixing member is arranged in the rectangular cavity, and a pressure sensor is installed on the inner top surface of the sealing cylinder.

Preferably, the fixing member comprises a movable plate slidably arranged in the rectangular cavity, a sleeve arranged on one side of the movable plate, and a fixing rod arranged in the sleeve, and one end of the fixing rod penetrates into the fixing groove, so A return spring B is arranged between the fixing rod and the sleeve, the bottom surface of the fixing rod is an inclined surface, the top surface of the fixing block is an inclined surface, and a cylindrical hole is formed on the top of one side of the fixing block to cooperate with the fixing rod. The other side of the movable plate is provided with an electric telescopic rod, and the fixed end of the electric telescopic rod is fixedly connected with the inner side of the rectangular cavity.

Preferably, the cleaning assembly includes a rectangular box slidably arranged in the rectangular screen frame and a bar-shaped broom slidably arranged in the rectangular box, and a plurality of compression springs A are evenly arranged between the bar-shaped broom and the rectangular box , the top of the connecting rod is fixedly connected with the bottom surface of the rectangular box.

Compared with the prior art, the beneficial effects of the present invention are:

1. In the present invention, through the use of the air cooling component, it is convenient to transport the cold air in the water tank to the air guide groove, so as to realize the air cooling of the CPU body; through the use of the water cooling mechanism, it is convenient to transport the cold water in the water tank to the water guide groove. , to achieve water cooling of the CPU body; by using the above-mentioned air cooling and water cooling of the CPU body at the same time, the CPU body can be effectively dissipated to avoid damage to the CPU body due to high temperature, thereby facilitating the improvement of the service life of the CPU body;

2. The cold air in the water tank is pumped out by the micro-extractor in the air-cooled assembly, so that the pressure in the water tank is lower than the pressure outside, and then the cleaning mechanism is driven. The dust of the dust-proof screen is cleaned to avoid the dust blocking the mesh holes on the dust-proof screen, so as to facilitate the circulation of air and further facilitate the heat dissipation of the main box; among them, the use of the dust-proof screen prevents the external dust from passing through the air outlet Enter into the main box, so as to avoid dust causing electrical components in the main box to be short-circuited due to dust or affecting the computing speed of the computer host, further facilitating the use of the computer host;

3. The downward movement of the piston drives the L-shaped sealing plate to move downward, so that the circular opening on the L-shaped sealing plate coincides with the air inlet hole A and the air inlet hole B, so as to facilitate the outside air to enter the sealing cylinder, thereby It is convenient for the reset of the piston; among them, through the use of the fixing piece, it is convenient to fix the L-shaped sealing plate, so as to facilitate the reset of the piston, and further facilitate the cleaning of the dust-proof mesh plate; and then through the cooperation of the pressure sensor and the external control equipment When used, it is convenient to disengage the cylindrical hole on the fixed rod and the fixed block, so that the L-shaped sealing plate can be reset, and it is further convenient to block the air intake hole B, which is conducive to the continuous cleaning of the dust-proof mesh plate;

4. After the cold air flows in the air guide groove, it will enter the casing through the air outlet pipe, and then the wind will blow on the turbine, and then drive the turbine to rotate, thereby driving the connecting shaft to rotate, and further driving the fan to rotate. The hot space in the box is blown out of the main box, which is further conducive to the cooling of the CPU body; at the same time, the wind will pass through the dust-proof screen, and the dust on the dust-proof screen will be blown off, so as to prevent the dust from blowing the net of the dust-proof screen. The holes are blocked, which further facilitates the circulation of wind, thereby facilitating the heat dissipation of the CPU body.

Description of drawings

The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

Fig. 1 is the appearance structure schematic diagram of the present invention;

Fig. 2 is the cross-sectional structure schematic diagram of the front view of the present invention;

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

Fig. 4 is a partial enlarged view at B in Fig. 2;

Fig. 5 is the partial enlarged view of C place in Fig. 2;

Fig. 6 is a partial enlarged view at D in Fig. 2;

7 is a schematic structural diagram of a cleaning mechanism of the present invention;

8 is a schematic structural diagram of a fixing member of the present invention;

9 is a schematic structural diagram of the cleaning assembly of the present invention;

10 is a cross-sectional view of the fixed block of the present invention;

FIG. 11 is a schematic structural diagram of the connection between the cold water pipe and the air guide pipe of the present invention.

Serial number in the figure: 1. Main box; 2. Mainboard; 3. CPU body; 4. Cold water pipe; 5. Air duct; 6. Dust-proof mesh plate; 7. Air outlet; 10. Sealing cylinder; 11. Return spring A; 12. Air intake pipe A; 13. Micro water pump; 14. Micro air extractor; 15. Refrigeration sheet; 16. Water tank; 17. Suction pipe; 18. Water outlet pipe; 19 , cooling box; 20, water guide groove; 21, air guide groove; 22, shell; 23, turbine; 24, connecting shaft; 25, rectangular screen frame; 26, protective shell; 27, bevel gear A; 28, cylindrical hole; 29, bevel gear B; 30, short shaft; 31, fan; 32, cleaning assembly; 3201, rectangular box; 3202, squeeze spring A; 3203, bar broom; 33, piston; 34, pressure sensor; 35, fixed block; 36, L-shaped sealing cavity; 37, air intake hole A; 38, circular opening; 39, L-shaped sealing plate; 40, squeeze spring B; 41, air intake pipe B; 42, electric telescopic rod; 43, Rectangular cavity; 44, movable plate; 45, return spring B; 46, sleeve; 47, fixed rod; 48, fixed groove; 49, installation 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.

Embodiment: Referring to Fig. 1-11, an auxiliary cooling device for a desktop computer case, comprising a main case 1, a main board 2 arranged on one side of the main case 1 and a CPU body 3 arranged on one side of the main board 2, the main The inner bottom surface of the box 1 is provided with a water tank 16, and the water tank 16 is provided with a water cooling mechanism for heat dissipation of the CPU body 3. The use of the water cooling mechanism facilitates water cooling and heat dissipation of the CPU body 3, thereby facilitating effective heat dissipation for the CPU body 3. To avoid damage to the CPU body 3 due to high temperature, it is convenient to protect the CPU body 3 and improve the service life of the CPU body 3; the top of the other side of the main chassis 1 is provided with an air outlet 7, and the air outlet 7 is provided with a dust-proof mesh plate 6 , Through the use of the dust-proof mesh plate 6, the outside dust can be prevented from entering the main box 1 through the air outlet 7, so as to prevent the dust from causing the electrical components in the main box 1 to be short-circuited due to dust, which further facilitates the use of the computer host; the air outlet 7 The inner side of the main box 1 is provided with a rectangular screen frame 25, and the top of the rectangular screen frame 25 is provided with a blowing mechanism, through the use of the blowing mechanism, the air in the main box 1 is easily blown out from the air outlet 7, thereby facilitating the lowering of the main box. The temperature in 1 is further conducive to the cooling of the CPU body 3 and improves the cooling efficiency of the CPU body 3; the rectangular screen frame 25 is provided with a cleaning mechanism for cleaning the dust-proof screen plate 6. The dust screen plate 6 is cleaned to prevent the mesh holes on the dust screen plate 6 from being blocked by dust, thereby facilitating the circulation of wind and further facilitating the heat dissipation of the main chassis 1 .

The water cooling mechanism includes a micro water pump 13 arranged in the water tank 16, an air guide pipe 5 arranged at the water outlet end of the micro water pump 13, and a cooling box 19 arranged on the outer wall of the CPU body 3. The cooling box 19 is provided with a water guiding groove 20 and an air guiding groove respectively. The bottom of the cooling box 19 is provided with a water outlet pipe 18 that communicates with the water guiding tank 20, the bottom of the water outlet pipe 18 is communicated with the water tank 16, and the inner bottom surface of the water tank 16 is provided with a cooling fin 15 for cooling. The cold end of the sheet 15 is located in the water tank 16, and the hot end of the cooling sheet 15 is located at the bottom of the water tank 16. The use of the cooling sheet 15 facilitates the cooling of the water in the water tank 16, thereby facilitating the cooling of the CPU body 3; the water tank 16 The top is provided with an air-cooling component for air-cooling the CPU body 3. The use of the air-cooling component facilitates air-cooling the CPU body 3, thereby facilitating the heat dissipation of the CPU body 3 and improving the work efficiency of cooling the CPU body 3.

In the present invention, the air-cooling assembly includes a micro air extractor 14 disposed on the top surface of the water tank 16 , a suction pipe 17 disposed at the air inlet end of the micro air extractor 14 , and a short pipe disposed at the air outlet end of the micro air extractor 14 , the bottom of the suction pipe 17 penetrates into the water inlet tank 16, the bottom of the rear end of the main box 1 is provided with an intake pipe A12 that communicates with the short pipe, and one end of the intake pipe A12 is provided with a cold water pipe 4, and the cold water pipe 4 is located in the air duct 5. One end of the cold water pipe 4 is communicated with the air guide groove 21 , and a plurality of installation rods 49 are arranged on the outer wall of the air guide pipe 5 at equal intervals.

In the present invention, the air blowing mechanism includes a casing 22 arranged on the top side of the rectangular screen frame 25, a connecting shaft 24 rotatably arranged on the inner bottom surface of the casing 22, and a turbine 23 arranged on the top of the connecting shaft 24. 23 will drive the turbine 23 to rotate, then drive the connecting shaft 24 to rotate, and further drive the fan 31 to rotate, so as to facilitate blowing the hot space in the main chassis 1 out of the main chassis 1, which is further conducive to cooling the CPU body 3; A plurality of protective shells 26 are evenly arranged on one side of the inner side of the 25. The bottom of the connecting shaft 24 is movable through the rectangular screen frame 25 and the protective shell 26 respectively. The outer wall of the connecting shaft 24 in the protective shell 26 is provided with a bevel gear A27. A short shaft 30 is provided on the side surface for rotation, the outer end of the short shaft 30 is provided with a fan 31, the inner end of the short shaft 30 is movably penetrated into the protective shell 26, and the inner end of the short shaft 30 is provided with a bevel gear B29 meshing with the bevel gear A27 The top of the casing 22 is provided with an air outlet pipe 9 , and one end of the air outlet pipe 9 is communicated with the air guide groove 21 .

In the present invention, the cleaning mechanism includes a sealing cylinder 10 symmetrically arranged on one side of the main casing 1, a piston 33 slidably arranged in the sealing cylinder 10, and a connecting rod 8 arranged on the top of the piston 33, and a cleaning assembly is provided on the top of the connecting rod 8 32. There is a return spring A11 between the piston 33 and the sealing cylinder 10, an air inlet B is opened on the inner bottom wall of the sealing cylinder 10, an L-shaped sealing cavity 36 is arranged on the inner wall of the sealing cylinder 10, and the bottom of the L-shaped sealing cavity 36 is Through the air inlet hole B, the L-shaped sealing cavity 36 is provided with a sealing component, the bottom of one side of the main box 1 is provided with an air inlet hole A37 that cooperates with the air inlet hole B, and the outer wall of the bottom of the sealing cylinder 10 is provided with an air inlet pipe B41. The bottom of the air pipe B41 penetrates into the water tank 16 .

In the present invention, the sealing assembly includes an L-shaped sealing plate 39 slidably arranged in the L-shaped sealing cavity 36 , and a compression spring B40 is provided between the top of the L-shaped sealing plate 39 and the inner top surface of the L-shaped sealing cavity 36 . The bottom side of the sealing plate 39 is provided with a circular opening 38 which is matched with the air inlet B, the inner bottom surface of the L-shaped sealing cavity 36 is provided with a fixing block 35, and the inner bottom surface of the L-shaped sealing plate 39 is provided with a fixing groove 48 in cooperation with the fixing block 35. A rectangular cavity 43 is opened on one side of the fixing groove 48, a fixing member is arranged in the rectangular cavity 43, and a pressure sensor 34 is installed on the inner top surface of the sealing cylinder 10. The device contains a processor and a controller, and the pressure sensor 34 is electrically connected to the processor through wires; the electric telescopic rod 42 is electrically connected to the controller through wires.

In the present invention, the fixing member includes a movable plate 44 slidably arranged in the rectangular cavity 43, a sleeve 46 arranged on one side of the movable plate 44, and a fixing rod 47 arranged in the sleeve 46, and one end of the fixing rod 47 penetrates into In the fixing groove 48, a return spring B45 is arranged between the fixing rod 47 and the sleeve 46, the bottom surface of the fixing rod 47 is an inclined surface, the top surface of the fixing block 35 is an inclined surface, and a side surface of the fixing block 35 is matched with the fixing rod 47. The hole 28 and the other side of the movable plate 44 are provided with an electric telescopic rod 42 , and the fixed end of the electric telescopic rod 42 is fixedly connected to the inner side of the rectangular cavity 43 .

In the present invention, the cleaning assembly 32 includes a rectangular box 3201 slidably arranged in the rectangular screen frame 25 and a bar-shaped broom 3203 slidably arranged in the rectangular box 3201. A plurality of bars are evenly arranged between the bar-shaped broom 3203 and the rectangular box 3201. A squeeze spring A3202, the top of the connecting rod 8 is fixed to the bottom surface of the rectangular box 3201; through the use of the squeeze spring A3202, it is convenient for the bar broom 3203 to be in close contact with the dust-proof mesh plate 6, so as to facilitate the installation of the dust-proof mesh plate 6 effective cleaning of dust.

Working principle: when the present invention is in use, it includes the following steps:

Step 1: When the CPU body 3 needs to be dissipated, first turn on the micro air extractor 14, and the cold air in the water tank 16 is transported to the air intake pipe A12 through the micro air extractor 14, and then the cold air enters the air duct 5, and finally the cold air enters In the air guide groove 21, the cold air flowing in the air guide groove 21 will take away the heat dissipated from the surface of the CPU body 3, thereby realizing heat dissipation of the CPU body 3;

Step 2: The cold air finally enters the casing 22 through the air outlet 9, and then the cold air blows on the turbine 23, thereby driving the turbine 23 to rotate, thereby driving the connecting shaft 24 to rotate, further driving the bevel gear A27 to rotate, and driving the bevel gear A27 through the rotation of the bevel gear A27. The gear B29 rotates, and then drives the short shaft 30 to rotate, thereby driving the fan 31 to rotate, so as to facilitate the hot air in the main box 1 to be blown out of the main box 1 through the air outlet 7, which is further conducive to the heat dissipation of the main box 1 and improves the CPU performance. At the same time, the wind will pass through the dust-proof mesh plate 6, and the dust on the dust-proof mesh plate 6 will be blown off, so as to prevent the dust from blocking the mesh holes of the dust-proof mesh plate 6, and further facilitate the circulation of wind, It is beneficial to the heat dissipation of the CPU body 3;

Step 3: After the micro air extractor 14 draws out the cold air in the water tank 16, the pressure in the water tank 16 will be lower than the external pressure, so that the piston 33 moves downward, and the downward movement of the piston 33 will drive the connecting rod 8 downward. move, and then drive the rectangular box 3201 to move down, thereby driving the bar-shaped broom 3203 to move down, so as to clean the dust of the dust-proof mesh plate 6, and prevent the dust from blocking the mesh holes on the dust-proof mesh plate 6, thereby preventing It is conducive to the circulation of air, and further facilitates the heat dissipation of the main box 1;

Step 4: When the piston 33 moves to the bottom, it will drive the L-shaped sealing plate 39 to move. When the circular opening 38 on the L-shaped sealing plate 39 is connected to the air inlet B, at this time, the fixing block 35 is inserted into the L-shaped sealing plate 39. In the fixing groove 48 on the bottom surface of the type sealing plate 39, when the fixing block 35 is in contact with the fixing rod 47, the fixing rod 47 will move into the sleeve 46. When the fixing rod 47 coincides with the cylindrical hole 28, the fixing rod 47 is in the Under the action of the return spring B45, the fixing rod 47 is inserted into the cylindrical hole 28, thereby fixing the L-shaped sealing plate 39; and at this time, the air inlet A37 is communicated with the air inlet B, and then the outside air will enter the sealing plate. Inside the sealing cylinder 10, then, the piston 33 is reset under the action of the return spring A11;

Step 5: When the piston 33 moves to the top of the sealing cylinder 10, the piston 33 is in contact with the pressure sensor 34. At this time, the pressure sensor 34 receives the signal and transmits the signal to the processor in the external control device, and then passes the processing of the processor. And through the controller in the control device, the electric telescopic rod 42 is energized to work, and the movable end of the electric telescopic rod 42 is contracted to drive the movable plate 44 to move, thereby driving the sleeve 46 and the fixed rod 47 to move, so that the fixed rod 47 and the cylindrical hole 28 are moved. Then, under the action of the compression spring B40, the L-shaped sealing plate 39 is reset, so that the air inlet B is blocked, and then the above steps of cleaning the dust screen plate 6 are repeated, so as to continuously The dust-proof mesh plate 6 is cleaned; wherein, when the fixed rod 47 is separated from the cylindrical hole 28, the movable end of the electric telescopic rod 42 will be reset;

Step 6: At the same time, turn on the micro water pump 13, and the cold water in the water tank 16 will be transported into the cold water pipe 4 through the micro water pump 13, and then the cold water will be transported into the water guiding tank 20. The generated heat is taken away, so as to realize the heat dissipation of the CPU body 3 and improve the heat dissipation efficiency of the CPU body 3; wherein, when the water flows in the cold water pipe 4, the air in the air duct 5 is cooled down, which is conducive to the cooling of the CPU body 3. The CPU body 3 conducts heat dissipation to further improve the heat dissipation efficiency of the CPU body 3; finally, the water flows into the water tank 16 through the water outlet pipe 18, thereby realizing the circulating flow of water.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a desk-top computer machine case is with supplementary heat sink, includes mainframe box (1), mainboard (2) of setting on a side in mainframe box (1) and CPU body (3) of setting on mainboard (2) a side, its characterized in that: a water tank (16) is arranged on the inner bottom surface of the mainframe box (1), a water cooling mechanism used for heat dissipation of the CPU body (3) is arranged in the water tank (16), an air outlet (7) is formed in the top of the other side surface of the mainframe box (1), a dustproof screen plate (6) is arranged in the air outlet (7), a rectangular screen frame (25) is arranged on the inner side of the mainframe box (1) at the inner end of the air outlet (7), an air blowing mechanism is arranged on the top of the rectangular screen frame (25), and a cleaning mechanism used for cleaning the dustproof screen plate (6) is arranged in the rectangular screen frame (25);

the water cooling mechanism comprises a micro water pump (13) arranged in a water tank (16), an air guide pipe (5) arranged at the water outlet end of the micro water pump (13) and a heat dissipation box (19) arranged on the outer wall of the CPU body (3), a water guide groove (20) and an air guide groove (21) are formed in the heat dissipation box (19), one end of the air guide pipe (5) is communicated with the water guide groove (20), a water outlet pipe (18) communicated with the water guide groove (20) is arranged at the bottom of the heat dissipation box (19), the bottom of the water outlet pipe (18) is communicated with the water tank (16), a refrigeration sheet (15) is arranged on the inner bottom surface of the water tank (16), the cold end of the refrigeration sheet (15) is located in the water tank (16), the hot end of the refrigeration sheet (15) is located at the bottom of the water tank (16), and an air cooling assembly used for air cooling of the CPU body (3) is arranged at the top of the water tank (16).

2. An auxiliary cooling device for a desktop computer case according to claim 1, wherein: the air cooling assembly comprises a micro air pump (14) arranged on the top surface of a water tank (16), an air suction pipe (17) arranged at the air inlet end of the micro air pump (14) and a short pipe arranged at the air outlet end of the micro air pump (14), wherein the bottom of the air suction pipe (17) penetrates through the interior of the water inlet tank (16), an air inlet pipe A (12) communicated with the short pipe is arranged at the bottom of the rear end of the main case (1), a cold water pipe (4) is arranged at one end of the air inlet pipe A (12), the cold water pipe (4) is located in an air guide pipe (5), one end of the cold water pipe (4) is communicated with an air guide groove (21), a plurality of mounting rods (49) are arranged on the outer wall of the air guide pipe (5) at equal intervals in an annular mode, and one end of each mounting rod (49) is fixedly connected with the inner wall of the cold water pipe (4).

3. An auxiliary cooling device for a desktop computer case according to claim 1, wherein: the blowing mechanism comprises a shell (22) arranged on one side of the top surface of a rectangular net frame (25), a connecting shaft (24) rotatably arranged on the inner bottom surface of the shell (22) and a turbine (23) arranged at the top of the connecting shaft (24), wherein a plurality of protective shells (26) are uniformly arranged on one side surface in the rectangular net frame (25), the bottoms of the connecting shafts (24) movably penetrate through the rectangular net frame (25) and the protective shells (26) respectively, bevel gears A (27) are arranged on the outer walls of the connecting shafts (24) in the protective shells (26), a short shaft (30) is rotatably arranged on one side surface of the protective shells (26), a fan (31) is arranged at the outer ends of the short shaft (30), the inner ends of the short shaft (30) movably penetrate into the protective shells (26), bevel gears B (29) meshed with the bevel gears A (27) are arranged at the inner ends of the short shaft (30), an air outlet pipe (9) is arranged at the top of the shell (22), and one end of the air outlet pipe (9) is communicated with an air guide groove (21).

4. An auxiliary cooling device for a desktop computer case according to claim 1, wherein: clean mechanism including the symmetry set up piston (33) and connecting rod (8) of setting at piston (33) top in sealed section of thick bamboo (10) of sealed section of thick bamboo (10), slip setting in sealed section of thick bamboo (1) one side, connecting rod (8) top is equipped with cleans subassembly (32), be equipped with reset spring A (11) between piston (33) and sealed section of thick bamboo (10), inlet port B has been seted up on sealed section of thick bamboo (10) interior diapire, be equipped with L type sealed chamber (36) on sealed section of thick bamboo (10) inner wall, just inlet port B is run through to L type sealed chamber (36) bottom, be equipped with seal assembly in L type sealed chamber (36), inlet port A (37) with inlet port B complex is seted up to mainframe box (1) one side bottom, be equipped with B (41) on sealed section of thick bamboo (10) bottom outer wall, intake pipe B (41) bottom is run through in intake pipe (16).

5. An auxiliary cooling device for a desktop computer case according to claim 4, wherein: the sealing assembly comprises an L-shaped sealing plate (39) which is arranged in an L-shaped sealing cavity (36) in a sliding mode, an extrusion spring B (40) is arranged between the top of the L-shaped sealing plate (39) and the inner top surface of the L-shaped sealing cavity (36), a circular opening (38) matched with an air inlet hole B is formed in one side of the bottom of the L-shaped sealing plate (39), a fixing block (35) is arranged on the inner bottom surface of the L-shaped sealing cavity (36), a fixing groove (48) is formed in the bottom of the L-shaped sealing plate (39) in a matched mode of the fixing block (35), a rectangular cavity (43) is formed in the inner side surface of the fixing groove (48), a fixing piece is arranged in the rectangular cavity (43), and a pressure sensor (34) is installed on the inner top surface of a sealing barrel (10).

6. An auxiliary cooling device for a desktop computer case according to claim 5, wherein: the mounting is including sliding movable plate (44) that sets up in rectangular cavity (43), sleeve (46) and the dead lever (47) of setting in sleeve (46) of setting in movable plate (44) a side, just dead lever (47) one end is run through into in fixed slot (48), be equipped with reset spring B (45) between dead lever (47) and sleeve (46), dead lever (47) bottom surface is the inclined plane, fixed block (35) top surface is the inclined plane, cylinder hole (28) have been seted up in fixed block (35) a side top cooperation dead lever (47), movable plate (44) another side is equipped with electric telescopic handle (42), the stiff end and rectangular cavity (43) medial surface rigid coupling of electric telescopic handle (42).

7. An auxiliary cooling device for a desktop computer case according to claim 4, wherein: the cleaning assembly (32) comprises a rectangular box (3201) arranged in the rectangular net frame (25) in a sliding mode and a bar-shaped broom (3203) arranged in the rectangular box (3201) in a sliding mode, a plurality of extrusion springs A (3202) are uniformly arranged between the bar-shaped broom (3203) and the rectangular box (3201), and the top of the connecting rod (8) is fixedly connected with the bottom face of the rectangular box (3201).

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