CN213399492U

CN213399492U - Convection type water-cooling computer mainframe box

Info

Publication number: CN213399492U
Application number: CN202022925499.0U
Authority: CN
Inventors: 陈飞
Original assignee: Chongqing Vocational College of Transportation
Current assignee: Chongqing Vocational College of Transportation
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-06-08
Anticipated expiration: 2030-12-07

Abstract

The utility model provides a to STREAMING water-cooling computer mainframe box relates to quick-witted case technical field, has solved the interior absorbed heat of current water-cooling computer machine case water-cooling solution and also can not the efficient heat exchange effluvium, leads to behind the operation overlength, can't guarantee the problem of water-cooling effect of water-cooling piece to CPU. The utility model provides a to STREAMING water-cooling computer mainframe box, includes the mainframe box, the inside front side position of mainframe box is embedded to be installed a set of fan A. The air flow generated by the fan A and the fan B is input into the connecting pipes through the air flow input through holes, and the air flow input into the two connecting pipes forms convection at the rectangular convection heat exchange cavity part to stir the air flow inside the rectangular convection heat exchange cavity greatly, so that the heat exchange is carried out between the heat exchange efficiency and the copper heat radiating fins on the rectangular copper block, the heat in the water cooling solution is taken away for acceleration, and the water cooling effect of the water cooling block on the CPU is ensured.

Description

Convection type water-cooling computer mainframe box

Technical Field

The utility model belongs to the technical field of quick-witted case, more specifically say, in particular to STREAMING water-cooling computer mainframe box.

Background

The water-cooled computer case is a device for radiating heat of internal heating components of a computer, can reduce the damage of dust to the computer and the noise generated during the operation of the computer, and has important significance for ensuring the stable operation of the computer.

For example, application No.: 202010215334.6 discloses a compact water-cooling case for computer, which comprises a case body, a water-cooling mechanism is arranged in the case body, a circulating heat-conducting mechanism is arranged on the side wall of the case body, an air inlet is arranged on the upper end surface of the case body, a fresh air inlet mechanism is arranged on the position of the air inlet, a plurality of air exhaust holes are arranged on the lower end surface of the case body, the water-cooling mechanism is arranged in the case body, and the circulating heat-conducting mechanism is matched to rapidly guide out the heat generated in the case body, and the fresh air inlet mechanism is utilized to blow the low-temperature gas generated near the water-cooling mechanism to rapidly diffuse into the case body, thereby improving the heat radiation comprehensiveness of the case body, the structure is simple, the volume is small, the integration degree is high, the problem in the prior art is solved, part of the case adopts a water-cooling mode, namely, the cooling, poor heat dissipation comprehensiveness of the case.

Based on the search of above-mentioned patent to and the equipment discovery among the combination prior art, current water-cooled computer machine case can not all carry out effectual heat exchange to every region of quick-witted case, leads to partial region still to have too much heat gathering, and the heat that absorbs in the water-cooling solution also can not efficient heat exchange effluvium in addition, leads to the operation overlength after, can't guarantee the water-cooling effect of water-cooling piece to CPU.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a to STREAMING water-cooling computer mainframe box to solve current water-cooling computer case and can not all carry out effectual heat exchange to every region of quick-witted case, lead to the subregion still to have too much heat gathering, absorbed heat also can not efficient heat exchange effluvium in the water-cooling solution moreover, lead to the operation overlength after, can't guarantee the problem of water-cooling effect of water-cooling piece to CPU.

The utility model relates to a purpose and efficiency to STREAMING water-cooling computer mainframe box are reached by following specific technological means:

a convection type water-cooling computer mainframe box comprises a mainframe box, wherein a group of fans A are embedded in the front side part of the interior of the mainframe box, and a group of fans B are embedded in the rear side part of the interior of the mainframe box; a convection heat dissipation mechanism is fixedly arranged on the top side in the main case, and a water cooling block is arranged in the main case; the water-cooling piece is including the pump body, coupling hose, the flexible pipe of ripple, water-cooling solution temporary storage bucket and rectangle copper billet, install two coupling hose that are linked together rather than the inside passage on the water-cooling piece, a coupling hose is connected with the pump body through a flexible pipe of ripple, and another coupling hose is connected with a flexible pipe of ripple, and this flexible pipe of ripple is connected with the rectangle copper billet through a coupling hose, the pump body other end is connected with a flexible pipe of ripple, and this flexible pipe of ripple is connected with water-cooling solution temporary storage bucket through a coupling hose, the water-cooling solution temporary storage bucket other end is connected with the rectangle copper billet other end through coupling hose.

Furthermore, the mainframe box comprises a power supply storehouse plate, round platform-shaped bulges and a circular filter screen, wherein the power supply storehouse plate is arranged on the bottom side inside the mainframe box, the round platform-shaped bulges are arranged on the front end surface and the rear end surface of the mainframe box, the two round platform-shaped bulges are in the same axis state, and the round filter screen is embedded in the two round platform-shaped bulge axis positions.

Furthermore, a set of fan A is embedded in the axis position inside the circular truncated cone-shaped bulge positioned on the front side, the airflow output end of the fan A faces the inside of the mainframe box, a set of fan B is embedded in the axis position inside the circular truncated cone-shaped bulge positioned on the rear side, and the airflow output end of the fan B also faces the inside of the mainframe box.

Further, the mainframe box is including rectangle buckle, rectangular filter screen and air current input through-hole, and a rectangle buckle has all been welded to both ends face around the mainframe box is inside, and the rectangle buckle is corresponding to round platform form protruding position, and two rectangle buckles all embed a rectangular filter screen of installing on the side end face inside the mainframe box of orientation, and rectangular filter screen position and circular filter screen position are corresponding, and two rectangle buckles all offer one and hold the air current input through-hole that communicates rather than the indent end towards the side end face upper side position inside the mainframe box.

Furthermore, the convection heat dissipation mechanism comprises a rectangular block, a rectangular convection heat dissipation exchange cavity, connecting pipes and a circular through hole, wherein the rectangular convection heat dissipation exchange cavity is formed inside the rectangular block, the central parts of the front end face and the rear end face of the rectangular block are respectively provided with the connecting pipe communicated with the rectangular convection heat dissipation exchange cavity, the bottom of the outer peripheral face of each connecting pipe is provided with the circular through hole communicated with the inner peripheral face of the connecting pipe, in the installation state, the two connecting pipes are respectively fixedly connected with the side end faces, facing the inside of the mainframe box, of the two rectangular pinch plates, and the connecting pipes and the airflow input through hole are located at the same axis position.

Furthermore, the convection heat dissipation mechanism comprises a circular protrusion, a circular rubber sheet and a circular communication hole, the edge positions of the left side edge and the right side edge of the top end face of the rectangular block are respectively provided with a circular protrusion, the axle center position of the top end face of the circular protrusion is respectively provided with a circular communication hole communicated with the rectangular convection heat dissipation exchange cavity, and the adjacent top opening end position of the inner peripheral surface of the circular communication hole is hermetically bonded with a circular rubber sheet with the same diameter as the circular rubber sheet.

Furthermore, the convection heat dissipation mechanism comprises a cutting opening and a top block, a cutting opening with a cross structure is formed in the axis position of the circular rubber sheet, the cutting opening with the cross structure is in a sealed closed state in a common state, four top blocks are arranged in the circular communication hole in an annular array shape, the four top blocks and the cutting line position of the cutting opening are distributed at intervals, and the top end faces of the four top blocks are in contact with the bottom end face of the circular rubber sheet.

Furthermore, the water cooling block comprises copper radiating fins, rectangular cavities and copper baffles, the top end face, the bottom end face, the left end face and the right end face of the rectangular copper block are all provided with the copper radiating fins which are integrated with the rectangular copper block, the rectangular cavity is formed in the rectangular copper block, three copper baffles which are distributed at equal intervals are arranged in the rectangular cavity, one side end of each copper baffle on two sides is fixedly connected with the left side of the inner end of the rectangular cavity, the other end of each copper baffle is not contacted with the right side of the inner end of the rectangular cavity, one side end of the copper baffle in the middle is not contacted with the left side of the inner end of the rectangular cavity, the other end of each copper baffle is fixedly connected with the right side of the inner end of the rectangular cavity, in the installation state, the rectangular copper block is positioned in the rectangular convection heat exchange cavity, and two connecting hoses communicated with the rectangular copper block respectively penetrate through the, the diameter of the connecting hose is smaller than the inner diameter of the connecting pipe.

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

because of the utility model discloses the protruding inside axle center position of round platform form that is located the front side in the mainframe box is embedded installs a set of fan A, and fan A airflow output end is inside the mainframe box, and the protruding inside axle center position of round platform form that is located the rear side is embedded installs a set of fan B, and fan B airflow output also faces inside the mainframe box, so when fan A and fan B start, its produced air current blows to inside the mainframe box jointly, form the convection current, thereby mix the inside air current of mainframe box, guarantee every region of air current to mainframe box, in order to accelerate the heat exchange efficiency in the mainframe box.

The utility model discloses two rectangle buckles are all seted up one department rather than the air current input through-hole that the indent end linked together towards the inside side end face up side position of mainframe box, and two connecting pipes are connected with two rectangle buckles respectively towards the inside side end face stationary phase of mainframe box in the heat dissipation mechanism of convection current, and the connecting pipe is in same axle center position with air current input through-hole, so produced air current of fan A and fan B will also be inputed to the connecting pipe through air current input through-hole, and the air current of inputing to two connecting pipes will also form the convection current at rectangle convection current heat dissipation exchange chamber position, exchange intracavity portion's air current with stirring rectangle convection heat dissipation by a wide margin, thereby the copper radiating fin of maximum efficiency on with the rectangle copper billet carries out the heat exchange, in order to accelerate to take away the heat in the water-cooling solution, guarantee the water.

The rectangular copper block of the utility model is internally provided with a rectangular cavity, three copper baffles are arranged in the rectangular cavity at equal intervals, one side end of each of the two copper baffles at two sides is fixedly connected with the left side of the inner end of the rectangular cavity, the other end is not contacted with the right side of the inner end of the rectangular cavity, one side end of the copper baffle plate positioned in the middle is not contacted with the left side of the inner end of the rectangular cavity, the other end is fixedly connected with the right side of the inner end of the rectangular cavity, through the arrangement of three copper baffles which are distributed at equal intervals, after the water-cooling solution is input into the rectangular cavity through the connecting hose, it flows along a long chamber which is separated by three copper baffles which are distributed at equal intervals in the rectangular cavity to prolong the time of the water-cooling solution in the rectangular cavity, therefore, the heat carried by the water-cooling solution is conducted out with the maximum efficiency through the copper radiating fins, and the water-cooling effect of the water-cooling block on the CPU is ensured.

Drawings

Fig. 1 is a schematic longitudinal sectional front view structure of the present invention.

Fig. 2 is a schematic structural view of the water cooling block and the connected components in fig. 1 of the present invention in a removed state.

Fig. 3 is a schematic top view of the cross-sectional structure of the present invention.

Fig. 4 is a schematic view of the cross-sectional structure of the circular protrusion of the present invention.

Fig. 5 is a schematic diagram of the present invention showing a partially enlarged structure of the rectangular block in fig. 1.

Fig. 6 is a schematic view of the structure of the present invention showing a part of the air flow input through hole in fig. 1.

Fig. 7 is an axial view structural diagram of the rectangular copper block of the present invention.

Fig. 8 is a schematic view of the sectional structure of the rectangular copper block of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main chassis; 101. a power supply panel; 102. a circular truncated cone-shaped protrusion; 103. a circular filter screen; 104. a rectangular buckle plate; 105. a rectangular filter screen; 106. an airflow input through hole; 2. a fan A; 3. a fan B; 4. a convection heat dissipation mechanism; 401. a rectangular block; 402. a rectangular convection heat exchange cavity; 403. a circular protrusion; 404. a connecting pipe; 405. a circular through hole; 406. a circular rubber sheet; 407. cutting off the port; 408. a circular communication hole; 409. a top block; 5. a water-cooling block; 501. a pump body; 502. a connecting hose; 503. a corrugated expansion pipe; 504. a water-cooled solution temporary storage barrel; 505. a rectangular copper block; 50501. copper heat dissipation fins; 50502. a rectangular cavity; 50503. copper baffle.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the utility model provides a to STREAMING water-cooling computer mainframe box, including: a set of fans A2 is embedded in the front side part of the interior of the main case 1, and a set of fans B3 is embedded in the rear side part of the interior of the main case 1; a convection heat dissipation mechanism 4 is fixedly arranged on the top side in the main case 1, and a water cooling block 5 is arranged in the main case 1; the water cooling block 5 comprises a pump body 501, connecting hoses 502, corrugated expansion pipes 503, a temporary water cooling solution storage barrel 504 and a rectangular copper block 505, wherein the water cooling block 5 is provided with the two connecting hoses 502 communicated with an internal channel of the water cooling block, one connecting hose 502 is connected with the pump body 501 through one corrugated expansion pipe 503, the other connecting hose 502 is connected with one corrugated expansion pipe 503, the corrugated expansion pipe 503 is connected with the rectangular copper block 505 through one connecting hose 502, the other end of the pump body 501 is connected with one corrugated expansion pipe 503, the corrugated expansion pipe 503 is connected with the temporary water cooling solution storage barrel 504 through one connecting hose 502, and the other end of the temporary water cooling solution storage barrel 504 is connected with the other end of the rectangular copper block 505 through the connecting hose 502.

The main case 1 comprises a power supply bin plate 101, circular truncated cone-shaped protrusions 102 and circular filter screens 103, the power supply bin plate 101 is arranged on the bottom side inside the main case 1, the circular truncated cone-shaped protrusions 102 are arranged on the front end face and the rear end face of the main case 1, the two circular truncated cone-shaped protrusions 102 are located in the same axis state, and the circular filter screens 103 are embedded in the axis positions of the two circular truncated cone-shaped protrusions 102.

A set of fans a2 is embedded in the axis of the circular truncated cone-shaped protrusion 102 located on the front side, the airflow output end of the fan a2 faces the inside of the main cabinet 1, a set of fans B3 is embedded in the axis of the circular truncated cone-shaped protrusion 102 located on the rear side, and the airflow output end of the fan B3 also faces the inside of the main cabinet 1.

The mainframe box 1 comprises rectangular buckle plates 104, rectangular filter screens 105 and airflow input through holes 106, the rectangular buckle plates 104 are welded on the front end face and the rear end face inside the mainframe box 1, the rectangular buckle plates 104 correspond to the circular truncated cone-shaped protruding portions 102, the rectangular filter screens 105 are embedded into the side end faces, facing the inside of the mainframe box 1, of the two rectangular buckle plates 104, the rectangular filter screens 105 correspond to the circular filter screens 103, and the airflow input through holes 106 communicated with the concave ends of the two rectangular buckle plates 104 are formed in the side end faces, facing the inside of the mainframe box 1, of the two rectangular buckle plates 104.

The convection heat dissipation mechanism 4 includes a rectangular block 401, a rectangular convection heat dissipation exchange cavity 402, a connecting pipe 404 and a circular through hole 405, the rectangular block 401 is internally provided with a rectangular convection heat dissipation exchange cavity 402, the central parts of the front end surface and the rear end surface of the rectangular block 401 are respectively provided with a connecting pipe 404 communicated with the rectangular convection heat dissipation exchange cavity 402, the bottom of the outer peripheral surface of each connecting pipe 404 is provided with a circular through hole 405 communicated with the inner peripheral surface thereof, in the installation state, the two connecting pipes 404 are respectively fixedly connected with the side end surfaces of the two rectangular pinch plates 104 facing the inside of the mainframe box 1, and the connecting pipe 404 and the airflow input through hole 106 are located at the same axial center part.

The convection heat dissipation mechanism 4 includes a circular protrusion 403, a circular rubber sheet 406 and a circular communication hole 408, the left and right edges of the top end face of the rectangular block 401 are provided with a circular protrusion 403, the axial center of the top end face of the circular protrusion 403 is provided with a circular communication hole 408 communicated with the rectangular convection heat dissipation exchange chamber 402, and the adjacent top opening end part of the inner peripheral surface of the circular communication hole 408 is hermetically bonded with a circular rubber sheet 406 with the same diameter as the circular rubber sheet 406.

The convection heat dissipation mechanism 4 includes a cutting opening 407 and a top block 409, the axis of the circular rubber sheet 406 is provided with a cutting opening 407 in a cross structure, the cutting opening 407 in the cross structure is in a sealed closed state in a normal state, the inner circumference of the circular communication hole 408 is provided with four top blocks 409 in an annular array shape, the cutting line parts of the four top blocks 409 and the cutting opening 407 are distributed at intervals, and the top end surfaces of the four top blocks 409 are in contact with the bottom end surface of the circular rubber sheet 406.

Wherein, the water-cooling block 5 comprises copper radiating fins 50501, rectangular cavities 50502 and copper baffles 50503, the top end face, bottom end face, left end face and right end face of the rectangular copper block 505 are all provided with the copper radiating fins 50501 integrated with the rectangular copper block, the rectangular copper block 505 is internally provided with the rectangular cavities 50502, three copper baffles 50503 are arranged in the rectangular cavities 50502 at equal intervals, one side end of the two copper baffles 50503 at two sides is fixedly connected with the left side of the inner end of the rectangular cavity 50502, the other end of the two copper baffles 50503 at the other sides is not contacted with the right side of the inner end of the rectangular cavity 50502, one side end of the middle copper baffle 50503 is not contacted with the left side of the inner end of the rectangular cavity 50502, the other end of the two copper blocks 505 are fixedly connected with the right side of the inner end of the rectangular cavity 50502, in the installation state, and the two connecting hoses 502 communicated with the rectangular copper block 505 respectively pass through the two connecting pipes 404 and extend out along the circular through holes 405 formed in, the connection hose 502 has a diameter smaller than the inner diameter of the connection pipe 404.

When in use:

because a group of fans A2 are embedded in the axle center part inside the circular truncated cone-shaped bulge 102 at the front side of the main case 1, the airflow output end of the fan A2 faces the inside of the main case 1, a group of fans B3 are embedded in the axle center part inside the circular truncated cone-shaped bulge 102 at the rear side, and the airflow output end of the fan B3 also faces the inside of the main case 1, when the fans A2 and B3 are started, the generated airflow is blown to the inside of the main case 1 together to form convection, so as to stir the airflow inside the main case 1, ensure the airflow to each area inside the main case 1, accelerate the heat exchange efficiency inside the main case 1, furthermore, a rectangular filter screen 105 is installed on the side end surface of the rectangular buckle 104 facing the inside of the main case 1, the airflow extracted and generated by the fans A2 and B3 after being filtered by the circular filter screen 103 is blown to the inside of the main case 1 together through the rectangular filter screen 105, the rectangular filter screen 105 plays a role in secondary filtering;

the two rectangular buckle plates 104 of the utility model are provided with an air flow input through hole 106 communicated with the concave end at the upper side part of the side end surface facing the inside of the mainframe box 1, and two connecting pipes 404 in the convection heat dissipation mechanism 4 are respectively and fixedly connected with the side end faces of the two rectangular pinch plates 104 facing the inside of the main case 1, and the connecting pipe 404 and the air flow input through hole 106 are located at the same axial center position, so the air flow generated by the fan A2 and the fan B3 is also input into the connecting pipe 404 through the air flow input through hole 106, and the air flows inputted into the two connecting pipes 404 will form convection at the rectangular convection heat-dissipation exchange cavity 402, so as to greatly stir the air flow inside the rectangular convection heat-dissipation exchange cavity 402, thereby exchanging heat with the copper heat-dissipating fins 50501 on the rectangular copper block 505 with maximum efficiency, so as to accelerate the heat in the water-cooling solution to be taken away and ensure the water-cooling effect of the water-cooling block 5 on the CPU; after the heat exchange is completed, the air flows inputted from the two connection pipes 404 expand the cutting opening 407 in the sealed and closed state through the circular communication hole 408, and are discharged from the cutting opening 407 of the circular rubber sheet 406;

the rectangular copper block 505 of the utility model is internally provided with a rectangular cavity 50502, three copper baffles 50503 which are distributed at equal intervals are arranged in the rectangular cavity 50502, one side end of the two copper baffles 50503 which are positioned at two sides is fixedly connected with the left side of the inner end of the rectangular cavity 50502, the other end of the two copper baffles 50503 which are positioned at two sides is not contacted with the right side of the inner end of the rectangular cavity 50502, one side end of the copper baffle 50503 which is positioned in the middle is not contacted with the left side of the inner end of the rectangular cavity 50502, the other end of the two copper baffles 50503 which are positioned in the rectangular cavity 50502 is fixedly connected with the right side of the inner end of the rectangular cavity 50502, through the arrangement of the three copper baffles 50503 which are distributed at equal intervals, after water-cooling solution is input into the rectangular cavity 50502 through the connecting hose 502, the water-cooling solution flows along a long cavity which is separated by the three copper baffles 50503 which are distributed at equal intervals, so as to prolong the, the water cooling effect of the water cooling block 5 on the CPU is ensured.

The utility model discloses install two coupling hose 502 that are linked together rather than the inside passage on the water-cooling piece 5, a coupling hose 502 is connected with the pump body 501 through the flexible pipe 503 of a ripple, and another coupling hose 502 is connected with the flexible pipe 503 of a ripple, and the pump body 501 other end also is connected with the flexible pipe 503 of a ripple, through the setting of the flexible pipe 503 of ripple, guarantees that water-cooling piece 5 position control is wide to satisfy water-cooling piece 5's installation demand.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A convection type water cooling computer mainframe box is characterized in that: the fan-type air conditioner comprises a main case (1), wherein a group of fans A (2) are embedded in the front side part of the inside of the main case (1), and a group of fans B (3) are embedded in the rear side part of the inside of the main case (1); a convection heat dissipation mechanism (4) is fixedly installed on the top side inside the main case (1), and a water cooling block (5) is arranged inside the main case (1); the water cooling block (5) comprises a pump body (501), a connecting hose (502), a corrugated expansion pipe (503), a water-cooling solution temporary storage barrel (504) and a rectangular copper block (505), two connecting hoses (502) communicated with an internal channel of the water cooling block (5) are arranged on the water cooling block, one connecting hose (502) is connected with the pump body (501) through one corrugated expansion pipe (503), while the other connecting hose (502) is connected with a corrugated expansion pipe (503), the corrugated expansion pipe (503) is connected with a rectangular copper block (505) through a connecting hose (502), the other end of the pump body (501) is connected with the corrugated expansion pipe (503), the corrugated expansion pipe (503) is connected with a water-cooling solution temporary storage barrel (504) through a connecting hose (502), and the other end of the water-cooling solution temporary storage barrel (504) is connected with the other end of a rectangular copper block (505) through the connecting hose (502).

2. A convection water cooled computer mainframe box as set forth in claim 1 wherein: the power supply box is characterized in that the main case (1) comprises a power supply bin plate (101), circular truncated cone-shaped protrusions (102) and circular filter screens (103), the power supply bin plate (101) is arranged on the bottom side inside the main case (1), the circular truncated cone-shaped protrusions (102) are arranged on the front end face and the rear end face of the main case (1), the two circular truncated cone-shaped protrusions (102) are in the same axis state, and the circular filter screens (103) are embedded in the axis positions of the two circular truncated cone-shaped protrusions (102).

3. A convection water cooled computer mainframe box as set forth in claim 2 wherein: the fan is characterized in that a set of fan A (2) is embedded in the axis position inside the circular truncated cone-shaped bulge (102) on the front side, the airflow output end of the fan A (2) faces the inside of the mainframe box (1), a set of fan B (3) is embedded in the axis position inside the circular truncated cone-shaped bulge (102) on the rear side, and the airflow output end of the fan B (3) also faces the inside of the mainframe box (1).

4. A convection water cooled computer mainframe box as set forth in claim 1 wherein: mainframe box (1) is including rectangle buckle (104), rectangle filter screen (105) and air current input through-hole (106), a rectangle buckle (104) has all been welded to both ends face around mainframe box (1) is inside, and rectangle buckle (104) are corresponding to the protruding (102) position of round platform form, two rectangle buckles (104) all embed a rectangle filter screen (105) of installing on the side end face towards mainframe box (1) inside, and rectangle filter screen (105) position is corresponding with circular filter screen (103) position, two rectangle buckles (104) all offer an air current input through-hole (106) that locates rather than the indent end intercommunication towards the side end face upside position of mainframe box (1) inside.

5. A convection water cooled computer mainframe box as set forth in claim 1 wherein: the convection heat dissipation mechanism (4) comprises a rectangular block (401), a rectangular convection heat dissipation exchange cavity (402), connecting pipes (404) and circular through holes (405), wherein the rectangular convection heat dissipation exchange cavity (402) is formed in the rectangular block (401), the connecting pipes (404) communicated with the rectangular convection heat dissipation exchange cavity (402) are arranged at the center of the front end face and the center of the rear end face of the rectangular block (401), the circular through holes (405) communicated with the inner peripheral face of each connecting pipe (404) are formed in the bottom of the outer peripheral face of each connecting pipe (404), in the installation state, the two connecting pipes (404) are fixedly connected with the side end faces, facing the inside of the mainframe box (1), of the two rectangular pinch plates (104) respectively, and the connecting pipes (404) and the airflow input through holes (106) are located at the same axis position.

6. A convection water cooled computer mainframe box as set forth in claim 1 wherein: the convection heat dissipation mechanism (4) comprises circular protrusions (403), circular rubber sheets (406) and circular communication holes (408), the edges of the left side and the right side of the top end face of the rectangular block (401) are provided with the circular protrusions (403), the axle centers of the top end faces of the circular protrusions (403) are provided with the circular communication holes (408) communicated with the rectangular convection heat dissipation exchange cavity (402), and the adjacent top opening ends of the inner peripheral surface of each circular communication hole (408) are hermetically bonded with the circular rubber sheets (406) with the same diameter.

7. A convection water cooled computer mainframe box as set forth in claim 1 wherein: the convection heat dissipation mechanism (4) comprises a cutting opening (407) and a top block (409), the axis position of the circular rubber sheet (406) is provided with a cutting opening (407) with a cross structure, the cutting opening (407) with the cross structure is in a sealed closed state in a common state, the inner peripheral surface of the circular communication hole (408) is provided with four top blocks (409) in an annular array shape, the cutting line positions of the four top blocks (409) and the cutting opening (407) are distributed at intervals, and the top end surfaces of the four top blocks (409) are in contact with the bottom end surface of the circular rubber sheet (406).

8. A convection water cooled computer mainframe box as set forth in claim 1 wherein: the water cooling block (5) comprises copper radiating fins (50501), rectangular cavities (50502) and copper baffles (50503), wherein the top end face, the bottom end face, the left end face and the right end face of the rectangular copper block (505) are respectively provided with the copper radiating fins (50501) which are integrated with the rectangular copper block, the rectangular cavities (50502) are formed in the rectangular copper block (505), three copper baffles (50503) are arranged in the rectangular cavities (50502) at equal intervals, one side end of each of the two copper baffles (50503) positioned on two sides is fixedly connected with the left side of the inner end of the rectangular cavity (50502), the other end of each copper baffle (50503) positioned in the middle is not contacted with the left side of the inner end of the rectangular cavity (50502), the other end of each copper baffle (50503) positioned in the middle is fixedly connected with the right side of the inner end of the rectangular cavity (50502), and the rectangular copper block (505) is positioned in the rectangular convection heat-radiation exchange cavity (402) in an installation state, and two connecting hoses (502) communicated with the rectangular copper block (505) respectively penetrate through the two connecting pipes (404) and extend out along a circular through hole (405) formed in the connecting pipe (404), and the diameter of each connecting hose (502) is smaller than the inner diameter of the corresponding connecting pipe (404).