CN113238626B

CN113238626B - Heat dissipation shell structure for special computer equipment

Info

Publication number: CN113238626B
Application number: CN202110511747.3A
Authority: CN
Inventors: 苏天禹; 宋斐; 陶永超; 田国良
Original assignee: Hunan Changcheng Feifan Information Technology Co ltd
Current assignee: Hunan Changcheng Feifan Information Technology Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2022-07-19
Anticipated expiration: 2041-05-11
Also published as: CN113238626A

Abstract

The invention discloses a heat dissipation shell structure for special computer equipment, which comprises a shell and an assembly component, wherein the shell is opened at the upper surface of a volume cavity and is sealed by a sealing cover at the opening position; both sides of the shell are provided with air windows; the assembly component comprises a supporting upright rod, an assembly rod and a component assembly plate; the upper part of the hollow round rod is provided with an axial flow fan, and the closed cover is provided with a vent hole at the position corresponding to the axial flow fan; the support pole setting is equipped with the components and parts assembly plate, and the main part of components and parts assembly plate is fretwork aluminum plate, sets up components and parts assembly position on this fretwork aluminum plate, and the laminating has membrane heat conduction material and assembly pole on fretwork aluminum plate's the lower surface, and the section of assembly pole is semiellipse shape to it has the conduction oil to fill in the assembly pole. The invention has better heat dissipation performance and can effectively meet the requirements of special computer equipment on structural stability, performance and heat dissipation.

Description

Heat dissipation shell structure for special computer equipment

Technical Field

The invention relates to a heat dissipation structure of computer equipment, in particular to a heat dissipation shell structure of special computer equipment.

Background

Computers play a very important role in life of people, along with the progress and development of society, the popularity of computers is higher and higher, and the computers almost permeate various fields of life of people. With the continuous development and maturity of computer technology, some special computers for assisting work begin to appear in more and more technical fields, and a special computer is a general term for a computer which is applied to a special field, a special scene or has special functions, and usually requires outstanding performance in one or more aspects: for example, military computers are often used outdoors, need to be used in various environments, and need strong three-proofing performance; the police portable computer requires better portability besides certain protection performance; a laboratory computer requires stable working performance under a specific temperature and humidity; the computer for the ship requires better corrosion resistance, stronger stability and the like.

Generally, a special computer for outdoor use is usually packaged in a specific shell structure to obtain better protection performance and use performance in a specific field due to the requirement of the use performance of the special computer, but because the special computer usually generates more heat than a common household computer in the use process, the shell for packaging inevitably affects the heat dissipation of equipment, and a heat dissipation structure needs to be additionally arranged to perform auxiliary heat dissipation on the special computer equipment, so that the special computer is kept in a good working state.

The existing special computer equipment heat radiation structure is generally simple in structure and has defects, a heat radiation fan is mostly used as a heat radiation unit, but the heat radiation fan is mostly directly fixed on the top surface or the side wall, the heat radiation efficiency is not high, the stability of the heat radiation unit is not good in use, and the heat radiation unit is easy to shake or even fall off when being used in an outdoor motion state.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a heat dissipation shell structure for special computer equipment, which is specially used for wrapping and protecting components of a special computer, and can solve the technical problem of poor heat dissipation effect of the traditional wrapping protection shell while ensuring the wrapping and attaching degree and the protection performance of the components of the special computer so as to solve the defects in the background technology.

The technical problem solved by the invention is realized by adopting the following technical scheme:

a heat dissipation shell structure for special computer equipment comprises a shell and an assembly component matched with the shell for use, wherein an inwards concave volume cavity is formed in the shell, the shell is opened at the position corresponding to the upper surface of the volume cavity and is sealed by a sealing cover at the opening position; the side surfaces of the two sides of the shell are provided with air windows communicated with the volume cavity;

the assembly component comprises a supporting upright rod, an assembly rod and a component assembly plate;

the supporting upright stanchion and the assembling pole are both of pipe body structures formed by copper materials;

the supporting upright posts are vertically arranged in the volume cavity, the supporting upright posts are hollow round rods, the lower parts of the supporting upright posts are fixed on the bottom surface of the shell, the upper parts of the supporting upright posts are provided with annular seats, axial flow fans are assembled at the positions of the annular seats through bearing seats, the sealing covers are provided with vent holes at the positions corresponding to the axial flow fans, and the bearing seats are compressed and limited at the positions corresponding to the axes of the axial flow fans through compressing assemblies;

the supporting upright rods are provided with assembling positions at intervals, the component assembling plates are assembled and fixed on the assembling positions through detachable assembling connecting pieces, at least one component assembling plate is arranged in the volume cavity, and the same component assembling plate is fixed in position through at least one supporting upright rod;

the main body of the component assembly plate is a hollow aluminum plate, a component assembly position for assembling and fixing computer equipment accessories is arranged on the hollow aluminum plate, and a layer of film heat conduction material is attached to the lower surface of the hollow aluminum plate;

the assembling rods are horizontally arranged in the volume cavity at intervals, the cross section of each assembling rod is in a semi-ellipse shape, the ratio of the long axis to the short axis of the semi-ellipse cross section is 3: 1-4: 1, and the assembling rods are attached to the lower surface of the film heat conduction material at the long axis position and keep the position fixed; the assembly rod is filled with heat conduction oil;

the transom window is correspondingly arranged on the outer side of the plane of the assembling rod.

By way of further limitation, the shell is formed by integrally pressing and molding a metal material plate or an alloy material plate with the thermal conductivity coefficient of more than 180W/mk.

And as further limitation, the shell is a composite shell and comprises an aluminum or aluminum alloy shell body, a layer of monoatomic graphene film layer is formed on the inner side surface of the aluminum or aluminum alloy shell in a fitting mode and serves as a soaking interface layer, and a silicon carbide heat-dissipation ceramic frame body with uniform hollowed-out holes is lined on the inner surface of the graphene film layer.

As a further limitation, the axial fan is detachably connected at a position corresponding to the upper part of the supporting upright rod through a bearing seat.

As a further limitation, the pressing component is an elastic pressing component and comprises a reed and a pressing screw rod, the reed is an annular reed with a notch, the lower part of the reed is a ring sleeve and sleeved on the pressing screw rod through the ring sleeve, the lower part of the ring sleeve abuts against the bearing seat, the upper part of the ring sleeve is connected with an elastic gasket, and the section of the elastic gasket is provided with an upward convex cambered surface; and an internal thread surface matched with the compression screw is arranged in the hollow hole of the supporting upright rod.

By way of further limitation, the film thermally conductive material is a thermally conductive carbon fiber film layer or a graphene film layer.

As further limited, the surface of the component assembly plate at the component assembly position is coated with a layer of heat-conducting silicone grease, and the computer equipment fitting is attached to the component assembly plate on the surface corresponding to the heat-conducting silicone grease and is fixedly assembled through a threaded connecting piece.

As a further limitation, the assembling rod is provided with ear plates at two sides corresponding to the long shaft, and the ear plates are provided with threaded assembling holes so as to assemble the assembling rod with the component assembling plate in a threaded connection manner at the positions of the ear plates.

Has the advantages that: the heat dissipation shell has a simple structure and reasonable design, is particularly suitable for assembling special computer equipment, and is characterized in that an assembly component consisting of the supporting vertical rod, the assembly rod and the component assembling plate is quickly led out from a computer equipment fitting and uniformly dispersed on the supporting vertical rod, the assembly rod and the component assembling plate, so that the performance reduction and even damage of the equipment caused by heat accumulation in the computer equipment fitting are effectively avoided, and meanwhile, the heat dispersed in the supporting vertical rod, the assembly rod and the component assembling plate is quickly led out through the combination of the air window and the axial flow fan, so that the heat dissipation effect of the shell is further improved.

Drawings

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

Fig. 2 is an enlarged detail view of a portion a in fig. 1.

Fig. 3 is a schematic view illustrating the assembly of the component mounting plate and the mounting rod according to the preferred embodiment of the invention.

Wherein: 1. a closure cap; 2. a vent hole; 3. a compression screw; 4. the connecting piece is detachably assembled; 5. an axial flow fan; 6. an upper component assembly plate; 7. a lower component assembly plate; 8. a housing; 9. a louver; 10. supporting the upright stanchion; 11. connecting reinforcing ribs; 12. a metal gasket; 13. an elastic pad; 14. a bearing seat; 15. a rubber gasket; 16. a vertical rod cavity; 17. sleeving a ring; 18. a connecting screw; 19. an ear plate; 20. hollowing out an aluminum plate; 21. a film thermally conductive material; 22. assembling a rod; 23. and (4) heat conducting oil.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

Referring to fig. 1 to 3, in the present embodiment, the heat dissipation casing structure of the special computer device is applied to assemble components of the special computer, and performs external force resistance protection and heat dissipation assistance on the connected and assembled special computer.

The casing 8 of the heat dissipation casing is a concave box structure, the surface of the box structure is open, and the opening is sealed by the sealing cover 1 matched with the opening in size. The shell 8 should have good heat conduction performance, strength and structural stability, the shell 8 may be made of a metal material plate or an alloy material plate with a heat conduction coefficient greater than 180W/mk, preferably an aluminum or aluminum alloy shell, and when an aluminum or aluminum alloy shell made of a single material is used, the shell should be integrally formed by a compression molding process so as to ensure the overall strength and the protection performance of components in the shell 8. The shell 8 adopted in the embodiment is a nickel-plated aluminum outer shell formed by integral compression molding.

In other embodiments, the shell 8 may also be a composite shell, the composite shell is based on an outer shell formed by aluminum or aluminum alloy, a layer of monoatomic graphene film layer is formed on the inner side surface of the outer shell in an attaching manner to serve as a soaking interface layer, and a silicon carbide heat dissipation ceramic frame body with uniform hollowed holes is lined on the surface of the soaking interface layer, the composite shell has better heat dissipation performance, the physical strength performance of the composite shell is 1.2-1.5 times that of a traditional steel shell with the same thickness and 2-3 times that of an aluminum shell, and on the basis that the physical strength performance is basically kept unchanged, the heat dissipation performance of the steel shell is 1.5-2 times that of a traditional steel shell with the same thickness and is 1.3-1.5 times that of the aluminum shell; but has disadvantages in that the molding structure is more complicated and the manufacturing cost of the apparatus is higher.

The inner concave cavity on the shell 8 is a volume cavity of a component and is used for assembling the component of special computer equipment, the two sides of the shell 8 are correspondingly provided with air windows 9 used for carrying out heat exchange with the external connection, and the air windows 9 are arranged oppositely. A plurality of supporting upright posts 10 are vertically arranged in the volume cavity in the shell 8, the supporting upright posts 10 are vertically arranged, the lower part of the shell is fixed on the ground of the shell 8, the supporting upright stanchions 10 can be arranged in a staggered way according to the assembly positions of the components in the volume cavity, the supporting upright stanchions 10 in the shell 8 are all made of copper materials and are of hollow pipe structures, the upper part of the annular seat is provided with an inward concave annular seat, a bearing seat 14 is sleeved on the annular seat, the axial flow fan 5 is assembled through the bearing seat 14, the axial flow fan 5 can be integrally taken from and placed on the supporting upright rod 10 through the bearing seat 14 to clean and maintain (deashing) the axial flow fan 5, meanwhile, the axial flow fans 5 with different positions and different numbers can be selectively assembled on the supporting upright rods 10 according to the actual heat productivity and heat dissipation requirements in the shell and the difference of heat productivity of elements at different positions on the upper-layer element assembling plate 6 and the lower-layer element assembling plate 7; the closing cover 1 is provided with a vent hole 2 as a heat dissipation channel at a position corresponding to the mounting position of the axial flow fan 5.

The axial flow fan 5 is assembled on the annular seat of the supporting upright rod 10 through a bearing seat 14, and then is directly covered and sealed on the surface through a sealing cover 1, after the sealing cover 1 is covered, the sealing cover 1 and the axial flow fan 5 are simultaneously fixed through a pressing component, the pressing component is an elastic pressing component, the structure of the elastic pressing component is shown in figure 2, the elastic pressing component comprises a reed and a pressing screw rod 3, the top of an upright rod cavity 16 of the corresponding hollow part of the supporting upright rod 10 is provided with an internal thread surface matched with the external thread surface on the pressing screw rod 3, so that the pressing screw rod 3 can be screwed on the top surface of the supporting upright rod 10, the reed is an annular reed with a notch, the annular reed comprises an annular sleeve 17 and an elastic gasket 13, the annular sleeve 17 and the elastic gasket 13 are integrally formed, and the connecting position of the annular sleeve 17 and the elastic gasket 13 is structurally connected and stably reinforced through a connecting reinforcing rib 11, wherein, the ring sleeve 17 is sleeved on the annular seat of the supporting upright rod 10 and is abutted against the upper surface of the bearing seat 14, and the section of the elastic gasket 13 is provided with an upward convex cambered surface; the metal gasket 12 is sleeved on the inner side of the compression screw 3, the upper convex arc surface of the elastic gasket 13 abuts against the inner side of the lower surface of the metal gasket 12, the compression screw 3 is continuously screwed, the elastic gasket 13 can be deformed, the compression screw and the sealing cover 1 are compressed to be matched with a rubber gasket 15 for keeping the outer edge of the sealing cover 1 to realize the sealing and closing of the sealing cover 1 on the shell 8, meanwhile, a ring sleeve 17 is compressed on a bearing seat 14 to compress and limit the axial flow fan 5 so as to keep the running stability of the axial flow fan 5, and the axial flow fan 5 is prevented from shaking or shifting in the running process.

It is provided with a plurality of assembly positions still to the interval on pole setting 10 to support, the cover is equipped with demountable fitting connecting piece 4 on the assembly position, can carry out the position assembly fixedly to the components and parts assembly plate through demountable fitting connecting piece 4 in assembly position, in this embodiment, the components and parts assembly plate has two kinds, be located upper components and parts assembly plate 6 on upper portion promptly and be located lower part's lower part components and parts assembly plate 7, all can be used to assemble computer equipment's components and parts on upper components and parts assembly plate 6 and the lower part components and parts assembly plate 7, through last, lower double-deck assembly plate structure assembles the system to the computer equipment components and parts that calorific capacity is different and can be favorable to improving the heat dissipation, heat transfer area. Wherein, different sizes of different components and parts assembly panel can be selected and support and the rigidity through the support pole setting 10 of different quantity, like in this embodiment, the size of upper components and parts assembly panel 6 just is less than lower floor's components and parts assembly panel 7, and upper components and parts assembly panel 6 can carry out the rigidity through a set of support pole setting 10, and lower floor's components and parts assembly panel 7 runs through the width direction in 8 volume chambeies of whole casing, therefore supports through a plurality of support pole settings 10 to realize stable in structure.

The upper component assembly plate 6 and the lower component assembly plate 7 are consistent in structure, the main structure of the upper component assembly plate and the lower component assembly plate is hollow aluminum plate 20, component assembly positions for assembling and fixing computer equipment accessories are correspondingly arranged on hollow holes of the hollow aluminum plate 20, one layer of heat-conducting silicone grease is coated on the surfaces of the component assembly positions during assembly, and the computer equipment accessories to be installed are fixed on the corresponding heat-conducting silicone grease surface fitting component assembly plates through threaded connectors to complete assembly.

In the embodiment, the film heat conduction material 21 is a heat conduction carbon fiber film, the lower surface of the film heat conduction material 21 is formed and attached with an assembly rod 22, the assembly rod 22 is transversely arranged, the outer side of the assembly rod corresponds to the area of the transom 9, the assembly rod 22 is a copper-formed tube structure, the section of the middle main body part is a semi-elliptical tube cavity, the ratio of the major axis to the minor axis of the semi-elliptical tube cavity is 3:1, heat conduction oil is filled in the semi-elliptical tube cavity to serve as a heat conduction medium, the assembly rod is attached to the lower surface of the film heat conduction material 21 at the position corresponding to the major axis, the lug plates 19 are formed on two sides of the middle main body part, and the whole assembly rod 22 is attached and fixed to the lower surface of the film heat conduction material 21 through connecting screws 18 at the positions of the lug plates 19.

The heat dissipation shell structure of the embodiment can be integrally assembled according to the heat productivity of different computer elements by arranging the multilayer component assembly plates, so that the inconsistent transition accumulation of the heat productivity on the component assembly plates is ensured, and meanwhile, the heat generated by the computer elements, especially high-power special computer elements, can be quickly absorbed by the corresponding component assembly plates through the soaking heat conduction effect of different materials during the operation and is uniformly dispersed into the component assembly plate bodies and the assembly rods 22, so that the local overheating condition is avoided; and under the condition that axial fan 5 starts, outside cold air gets into inside the casing through both sides transom 9, according to the direction circulation as shown by the arrow, the heat in assembly pole 22 and the components and parts assembly panel support carries out the homogenization through supporting pole setting 10, guarantees that the temperature in 8 volume chambeies of casing maintains a steady state basically, and axial fan 5 and thermal cycle runner are mated again and improve heat exchange efficiency for the heat dissipation is more comprehensive, and the effect is better.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A heat dissipation shell structure for special computer equipment comprises a shell and an assembly component matched with the shell for use, and is characterized in that the shell is provided with an inwards concave volume cavity, the shell is opened at the position corresponding to the upper surface of the volume cavity, and the opening position of the shell is sealed by a sealing cover; the side surfaces of two sides of the shell are provided with air windows communicated with the volume cavity;

the supporting upright posts are vertically arranged in the volume cavity, the supporting upright posts are hollow round rods, the lower parts of the supporting upright posts are fixed on the bottom surface of the shell, the upper parts of the supporting upright posts are provided with annular seats, axial flow fans are assembled at the positions of the annular seats through bearing seats, the sealing cover is provided with vent holes at the positions corresponding to the axial flow fans, and the positions of the sealing cover corresponding to the axes of the axial flow fans are provided; the bearing seat is compressed and limited through a compressing assembly;

the main body of the component assembly plate is a hollow aluminum plate, a component assembly position for assembling and fixing computer equipment accessories is arranged on the hollow aluminum plate, and a film of heat conduction material is attached to the lower surface of the hollow aluminum plate;

2. The heat dissipation case structure for special computer equipment as claimed in claim 1, wherein the case is formed by integrally press-molding a metal plate or an alloy plate having a thermal conductivity of more than 180W/mk.

3. The heat dissipation shell structure for special computer equipment as claimed in claim 1, wherein the shell is a composite shell, and comprises an aluminum or aluminum alloy shell, a layer of monoatomic graphene film is formed on the inner surface of the aluminum or aluminum alloy shell in a fitting manner to serve as a soaking interface layer, and a silicon carbide heat dissipation ceramic frame body with uniformly hollowed holes is lined on the inner surface of the graphene film.

4. The heat dissipating casing structure for special computer equipment as claimed in claim 1, wherein the axial flow fan is detachably connected through a bearing seat at a position corresponding to an upper portion of the supporting vertical rod.

5. The heat dissipating housing structure for special computer equipment as claimed in claim 1, wherein the pressing member is an elastic pressing member comprising a spring plate and a pressing screw, the spring plate is a ring-shaped spring plate with a notch, the lower part of the spring plate is a ring sleeve and is sleeved on the pressing screw through the ring sleeve, the lower part of the ring sleeve abuts against the bearing seat, and the upper part of the ring sleeve is connected with an elastic gasket having a convex arc surface in cross section; and an internal thread surface matched with the compression screw is arranged in the hollow hole of the supporting upright rod.

6. The heat-dissipating housing structure for a specialty computer device of claim 1, wherein said film thermally conductive material is a thermally conductive carbon fiber film layer or graphene film layer.

7. The heat dissipation shell structure for special computer equipment as claimed in claim 1, wherein the component mounting plate is coated with a layer of heat conductive silicone grease on the surface of the component mounting position, and the computer equipment fitting is attached to the component mounting plate on the surface corresponding to the heat conductive silicone grease and is fixedly mounted through a threaded connector.

8. The heat dissipation shell structure for special computer equipment as claimed in claim 1, wherein the mounting rod is provided with lug plates on two sides corresponding to the long axis, and threaded mounting holes are formed in the lug plates so as to mount the mounting rod in threaded connection with the component mounting plate at the positions of the lug plates.