CN109976484B

CN109976484B - Cooling device for computer CPU

Info

Publication number: CN109976484B
Application number: CN201910303813.0A
Authority: CN
Inventors: 杨硕东; 薄国欣; 马新庆; 杨凌薇; 周宇飞; 史鹏程
Original assignee: Shandong Labor Vocational and Technical College
Current assignee: Future Internet of Things Technology (Shandong) Co.,Ltd.
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2021-01-08
Anticipated expiration: 2039-04-16
Also published as: CN109976484A

Abstract

The invention discloses a cooling device for a computer CPU (Central processing Unit), belonging to the technical field of computer materials and comprising a fixed bottom plate, wherein a heat collection frame is arranged in the middle of the fixed bottom plate, a plurality of heat dissipation plates are uniformly arranged at the upper end of the heat collection frame, at least one row of heat absorption pipes are arranged between the heat dissipation plates, support frames are arranged on two sides of the upper end of the fixed bottom plate, a fixed plate is connected to the inner side of the upper end of each support frame, a refrigeration box is arranged on the left side of the upper end of each fixed plate, a circulation box is arranged on the right side of the upper end of each fixed plate, a top plate is arranged at the top. The invention realizes the centralized cooling of heat, ensures the work of the circulating box and enables the radiating fan blades to rotate under the action of the double-shaft motor, realizes the water-cooling and air-cooling type cooling of the CPU and greatly improves the cooling effect.

Description

Cooling device for computer CPU

Technical Field

The invention relates to the technical field of computer materials, in particular to a cooling device for a computer CPU.

Background

The CPU and other parts of the computer generate heat in the high-speed operation process, and the heat dissipation is a heat transfer process, so that the heat generated by the CPU is carried to other media, and the temperature of the CPU is controlled within a stable range. According to the environment of our lives, the heat of the CPU is ultimately dissipated into the air. This process is computer heat dissipation. Due to low realization cost, the fan is used for air cooling and heat dissipation, which is the most common heat dissipation technology in our lives.

At present, most of CPU heat dissipation devices in the market conduct heat by using radiators with fins, contact area of the radiators and air is increased, heat diffusion is accelerated, however, the radiators are mostly of an integral structure, gaps among the fins are small, and the radiators are empty

Dust in air can be adhered to the surfaces of the fins, so that the heat spreading efficiency of the radiator is reduced, and meanwhile, the dust on the surface of the radiator is inconvenient to use

Cleaning brings trouble to users for cleaning the radiator.

Chinese patent (publication number: CN 208580371U) discloses a cooling device for a computer CPU, which comprises a heat conduction mechanism, a radiator and a cooling fan, wherein the radiator is positioned above the heat conduction mechanism, the heat conduction mechanism is fixedly connected with the radiator, and the cooling fan is fixedly connected with the top of the radiator; the heat conduction mechanism comprises a heat conduction block, a heat pipe and a heat conduction plate, the heat conduction block is located below the heat conduction plate, the heat pipe is fixedly connected between the heat conduction block and the heat conduction plate, the heat radiator is assembled by using two heat dissipation pieces, the effective contact area of the heat radiator and air is increased, the heat dissipation of the heat radiator to the CPU is accelerated, however, in the actual use process, due to the design problem, the heat quantity taken away by the heat pipe is very limited, the heat dissipation and cooling effects of the CPU are seriously affected, and therefore further improvement is needed.

Disclosure of Invention

The present invention is directed to a cooling device for a computer CPU, so as to solve the problems of the background art mentioned above.

In order to achieve the purpose, the invention provides the following technical scheme:

a cooling device for computer CPU comprises a fixed bottom plate, a heat collecting frame arranged in the middle of the fixed bottom plate, a plurality of heat dissipating plates uniformly arranged on the upper end of the heat collecting frame, at least one row of heat absorbing pipes arranged between the heat dissipating plates, the two sides of the upper end of the fixed bottom plate are provided with supporting frames, the inner side of the upper end of each supporting frame is connected with a fixed plate, the left side of the upper end of each fixed plate is provided with a refrigeration box, the right side of the upper end of each fixed plate is provided with a circulation box, the roof is installed on the support frame top, installs the connecting plate between the roof middle part, and the connecting plate mid-mounting has the motor cabinet, and motor cabinet internally mounted has the biax motor, and the output shaft of biax motor lower extreme has the crank, and crank mid-mounting has the sliding sleeve, and the sliding sleeve right-hand member is connected with the connecting rod, and the connecting rod right-hand member is connected with the piston rod, and piston rod right-hand member fixed connection is in establishing the piston board inside the circulation case, be connected with.

As a further scheme of the invention: the refrigeration box and the circulation box are respectively communicated with two ends of the heat absorption pipe through connecting pipes arranged in the support frame.

As a further scheme of the invention: fixed sleeves are mounted in the middle of two ends of the fixed bottom plate, and fixed screws are mounted in the middle of the fixed sleeves.

As a further scheme of the invention: the middle part of the fixed plate is uniformly provided with a plurality of vent holes.

As a further scheme of the invention: a protective cover is installed at the upper end of the top plate.

As a further scheme of the invention: and one-way valves are respectively arranged in the connecting pipes connected with the circulating pipe and the circulating box.

As a further scheme of the invention: the heat absorption pipe is of an S-shaped bent pipe structure.

As a further scheme of the invention: an output shaft at the upper end of the double-shaft motor is connected with a fan blade frame, and the outer side of the fan blade frame is connected with radiating fan blades.

As a still further scheme of the invention: the top plate is detachably fixed at the top end of the support frame through a bolt.

Compared with the prior art, the invention has the beneficial effects that:

the utility model provides a heat sink for computer CPU, it is rational in infrastructure, the modern design through set up multirow heat-absorbing pipe between the absorber plate to through refrigeration case and circulation case effect, realize thermal concentrated cooling, simultaneously through the effect of biax motor, both guaranteed the work of circulation case, also make the heat dissipation flabellum rotate, realized the water-cooling air-cooled cooling to CPU, improved the cooling effect greatly, the practicality is strong, and the reliability is high.

Drawings

FIG. 1 is a schematic structural diagram of a cooling device for a computer CPU.

FIG. 2 is a schematic diagram of a heat sink plate and a heat sink tube of a cooling device for a computer CPU.

Fig. 3 is a schematic structural diagram of a fixing plate in a cooling device for a computer CPU.

FIG. 4 is a schematic structural diagram of a heat collecting frame in a cooling device for a computer CPU.

In the figure: 1-heat collecting frame, 2-fixed bottom plate, 3-fixed sleeve, 4-fixed screw, 5-support frame, 6-heat radiating plate, 7-heat absorbing pipe, 8-refrigeration box, 9-circulating pipe, 10-connecting pipe, 11-circulating box, 12-piston plate, 13-piston rod, 14-connecting rod, 15-crank, 16-sliding sleeve, 17-connecting plate, 18-top plate, 19-heat radiating fan blade, 20-fan blade frame, 21-double shaft motor, 22-motor base, 23-fixed plate, 24-vent hole and 25-protective cover.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1 to 4, in the embodiment of the present invention, a cooling device for a computer CPU includes a fixing base plate 2, fixing sleeves 3 are installed in the middle of both ends of the fixing base plate 2, fixing screws 4 are installed in the middle of the fixing sleeves 3, the whole device can be fixed on the upper end of the CPU by the cooperation between the fixing sleeves 3 and the fixing screws 4, so as to satisfy a heat dissipation function, a heat collecting frame 1 is installed in the middle of the fixing base plate 2, so as to intensively absorb heat generated by the CPU, a plurality of heat dissipating plates 6 are evenly installed on the upper end of the heat collecting frame 1, at least one row of heat absorbing pipes 7 are installed between the heat dissipating plates 6, so as to absorb heat absorbed by the heat dissipating plates 6 again, the heat absorbing pipes 7 are in an S-bend structure, so as to increase a contact range between the heat absorbing pipes 7 and the heat dissipating plates 6, further improve a, the inner side of the upper end of the support frame 5 is connected with a fixing plate 23, the middle part of the fixing plate 23 is uniformly provided with a plurality of vent holes 24 for discharging hot air, the left side of the upper end of the fixing plate 23 is provided with a refrigeration box 8, the interior of the refrigeration box 8 is provided with a semiconductor refrigeration sheet, and further, the heat absorbed by a heat absorbent in the heat absorption tube 7 is cooled, so that the cooling effect is increased, the right side of the upper end of the fixing plate 23 is provided with a circulation box 11, the top end of the support frame 5 is provided with a top plate 18, the top plate 18 is detachably fixed on the top end of the support frame 5 through bolts, so that people can conveniently disassemble the top plate 18 to perform the ash cleaning function on the heat dissipation plate 6, a connecting plate 17 is arranged between the middle parts of the top plate 18, a motor base 22 is arranged in, the outside of fan blade frame 20 is connected with heat dissipation fan blade 19, and the output shaft of biax motor 21 lower extreme has crank 15, and crank 15 mid-mounting has sliding sleeve 16, and sliding sleeve 16 right-hand member is connected with connecting rod 14, and connecting rod 14 right-hand member is connected with piston rod 13, and piston rod 13 right-hand member fixed connection is in establishing piston plate 12 inside circulation case 11, and then makes piston plate 12 move about can moving along circulation case 11 is inside to realize the heat absorbent at the inside circulation direction of heat absorption pipe 7, be connected with circulating pipe 9 between circulation case 11 and the refrigeration case 8, connecting pipe 10 inside of circulating pipe 9 and the connection of circulation case 11 install the check valve respectively to realized the reverse circulation effect of the inside liquid of heat absorption pipe 7, refrigeration case 8 and circulation case 11 communicate in heat absorption pipe 7 both ends through establishing connecting pipe 10 inside support frame 5 respectively.

Example 2

In another embodiment of the present invention, the difference between this embodiment and the above embodiment is that a protective cover 25 is installed on the top of the top plate 18, on one hand, to protect the rotation of the heat dissipating fan 19, and on the other hand, to prevent the worker from being injured by disassembling the heat dissipating fan.

When the heat absorption device is used, the whole device is fixed at the upper end of a CPU through the fixing sleeve 3, then the double-shaft motor 21 is started, the double-shaft motor 21 rotates, on one hand, the heat dissipation fan blades 19 rotate to achieve air cooling, on the other hand, the crank 15 drives the sliding sleeve 16 to rotate, then the piston plate 12 moves along the inside of the circulating box 11 under the action of the connecting rod 14, circulation of liquid inside the heat absorption pipe 7 is achieved, heat absorbed by the heat dissipation plate 6 is taken away, water cooling is achieved, only one power source exists in the whole cooling process, and device cost is further reduced. The cooling device is reasonable in structure and novel in design, the heat is concentrated and cooled by arranging the plurality of rows of heat absorption pipes 7 between the heat dissipation plates 6 and acting the refrigeration box 8 and the circulation box 11, and simultaneously, the work of the circulation box 11 is ensured and the heat dissipation fan blades 19 can rotate under the action of the double-shaft motor 21, so that the water-cooling and air-cooling type cooling of the CPU is realized, the cooling effect is greatly improved, and the cooling device is high in practicability and reliability.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a heat sink for computer CPU, includes PMKD (2), PMKD (2) middle part is equipped with thermal-arrest frame (1), and a plurality of heating panel (6) are evenly installed to thermal-arrest frame (1) upper end, installs one row at least heat-absorbing pipe (7) between heating panel (6), PMKD (2) upper end both sides are installed support frame (5), and its characterized in that, support frame (5) upper end inboard is connected with fixed plate (23), and refrigeration case (8) are installed in fixed plate (23) upper end left side, and circulation case (11) are installed on fixed plate (23) upper end right side, roof (18) are installed on support frame (5) top, install connecting plate (17) between roof (18) middle part, and connecting plate (17) mid-mounting has motor cabinet (22), and motor cabinet (22) internally mounted has biax motor (21), and the output shaft of biax motor, crank (15) mid-mounting has sliding sleeve (16), and sliding sleeve (16) right-hand member is connected with connecting rod (14), and connecting rod (14) right-hand member is connected with piston rod (13), and piston rod (13) right-hand member fixed connection is in establishing piston board (12) inside circulation case (11), be connected with circulating pipe (9) between circulation case (11) and refrigeration case (8), refrigeration case (8) and circulation case (11) communicate in heat-absorbing pipe (7) both ends through establishing connecting pipe (10) inside support frame (5) respectively, the output shaft of double-shaft motor (21) upper end has fan blade frame (20), and the fan blade frame (20) outside is connected with heat dissipation fan blade (19).

2. The cooling device for the CPU of the computer according to claim 1, wherein the fixing sleeve (3) is installed in the middle of the two ends of the fixing bottom plate (2), and the fixing screw (4) is installed in the middle of the fixing sleeve (3).

3. The cooling device for the CPU of the computer according to claim 1, wherein a plurality of vent holes (24) are uniformly formed in the middle of the fixing plate (23).

4. The cooling device for computer CPU according to claim 1, wherein a protective cover (25) is installed on the upper end of said top plate (18).

5. The cooling device for computer CPU according to claim 2, wherein the connecting pipes (10) connecting the circulating pipe (9) and the circulating tank (11) are respectively provided with a one-way valve inside.

6. A cooling device for computer CPU according to claim 1, characterized in that the heat absorbing pipe (7) is of S-bend structure.

7. The cooling device for the CPU of the computer according to claim 1 or 4, wherein the top plate (18) is detachably fixed on the top end of the support frame (5) through bolts.