CN113961055A

CN113961055A - Computer heat radiation structure

Info

Publication number: CN113961055A
Application number: CN202111114760.1A
Authority: CN
Inventors: 周剑敏
Original assignee: Zhejiang International Maritime College
Current assignee: Zhejiang International Maritime College
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-21

Abstract

The invention relates to the field of computer hardware equipment, in particular to a computer heat dissipation structure, which comprises a box body and a dust removal assembly positioned on the inner side of the box body, wherein a first opening is formed in one side of the box body, a protective shell is arranged at the first opening, an air inlet is formed in the side surface of the protective shell, a fixed frame is connected to the inner wall of a main box body, a first fan and two second fans are connected to the side surface of the fixed frame, a first slide way is fixedly connected to the inner side of the fixed frame, a dustproof net is connected to the inner side of the box body, a hairbrush is arranged on the side surface, close to the dustproof net, of a movable plate, the bottom of the box body is connected with a storage box in a sliding mode, an air channel transformation assembly is arranged on one side, far away from the dust removal assembly, of the dustproof net, and fixedly connected with the inner wall of the box body, a second opening is formed in the side surface of the box body, and is connected with a third fan; by adopting the technical scheme of the invention, the problem that dust is accumulated in the case to influence heat dissipation after long-time use can be solved, the heat dissipation efficiency is improved, and the heat dissipation device is suitable for heat dissipation in the case.

Description

Computer heat radiation structure

Technical Field

The invention relates to the field of computer hardware equipment, in particular to a computer heat dissipation structure.

Background

The computer is commonly called computer, is a modern electronic computer for high-speed calculation, is a modern intelligent electronic device which can run according to a program and automatically process mass data at high speed, and consists of a hardware system and a software system. The computer components use a large amount of integrated circuits, and the integrated circuits generate a large amount of heat during operation, and if the heat cannot be discharged in time, the working efficiency of the computer is affected. At present, a heat sink of a computer absorbs heat by contacting with a surface of a heat generating component, and transfers the heat to a remote place, such as air in a chassis, by various methods, and then the chassis transfers the hot air to the outside of the chassis, thereby completing heat dissipation of the computer. The heat sink can be divided into active heat dissipation and passive heat dissipation, the former is usually an air-cooled heat sink, and the latter is usually a heat sink. The further subdivision heat dissipation mode can be divided into air cooling, heat pipes, liquid cooling, semiconductor refrigeration, compressor refrigeration and the like. However, for a common computer, air cooling is the most common and simple, and a fan is used to remove heat absorbed by a heat sink. The radiator has the advantages of relatively low price, simplicity in installation and the like, but the dependence on the environment is relatively high, for example, the heat radiation performance of the radiator is greatly influenced when the outside air temperature rises, and when the fan carries away heat inside the case, outside dust can enter the case through the heat radiation holes of the case, the heat radiation efficiency can be reduced after long-term use, a dust screen needs to be cleaned regularly, and time and labor are wasted.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a computer heat dissipation structure to solve the problems that a large amount of dust is accumulated on the surface of a dust screen, the heat dissipation efficiency is low and the dust cleaning is time-consuming and labor-consuming when an air cooling radiator in the prior art is used for a long time.

In order to achieve the purpose, the invention provides the following basic scheme: a computer heat dissipation structure comprises a box body and a dust removal assembly positioned on the inner side of the box body, wherein a first opening is formed in one side of the box body, a protective shell detachably connected with the box body is arranged at the first opening, an air inlet communicated with the inside of the box body is formed in the side surface of the protective shell, a fixed frame close to the protective shell is connected to the inner wall of a main box body, a first fan and two second fans are connected to the side surface of the fixed frame and used for sucking external air into the box body, the first fan and the second fans are arranged on one side close to the protective shell, the two second fans are symmetrically arranged relative to the first fan, a first slide way perpendicular to the bottom of the box body is fixedly connected to the inner side of the fixed frame, the dust removal assembly comprises a sliding frame, a moving plate, a second slide way, a rotating shaft and a rotating disc, and idler wheels are rotatably connected to the two symmetrical side surfaces of the sliding frame, the roller wheels are all connected to the inner side of the first slide rail in a sliding mode, the movable plate is connected to the inner side of the slide frame in a sliding mode, the second slide rail is fixedly connected to one side surface of the slide frame, a plurality of vertical and uniformly distributed fixing columns are arranged on the inner side of the second slide rail, the fixing columns are all fixedly connected with the movable plate, the transmission shaft is connected with the output end of the first fan, the free end of the transmission shaft is fixedly connected with the rotary table, the free end of the transmission shaft penetrates through the rotary table to be connected with the second slide rail in a sliding mode, grooves matched with the fixing columns are formed in the side surface of the rotary table, and the fixing columns are all in the motion track of the rotary table;

the dust screen is connected with to the box inboard, a side surface that the movable plate is close to the dust screen is equipped with the brush, the dust screen surface all is in the movement track of brush, the bottom sliding connection of box has the case of collecting the dust, case and the inside intercommunication of box, one side that the dust removal subassembly was kept away from to the dust screen is equipped with wind channel transform subassembly, wind channel transform subassembly and box inner wall fixed connection, the box side surface is seted up with the opposite second opening of first opening, the second opening is connected with the third fan with the inside air outgoing of box.

The principle and the effect of the scheme are as follows: when the interior of the box body is radiated, the two second fans and the third fan power supply are started, the two second fans blow air into the box body, the third fan blows out the air in the box body, the air channel transformation assembly is in an open state at the moment, external air can be guaranteed to enter the box body from the air inlet of the protection shell, heat in the box body can be dissipated by the third fan, the air in the box body is guaranteed to be always exchanged with the outside, the heat in the box body can be timely taken away, and the radiating effect is guaranteed; after the computer is closed every time, the air channel transformation assembly is in a closed state, at the moment, the first fan is started, the first fan blows air towards the interior of the box body, the first fan drives the transmission shaft to rotate together when rotating, the transmission shaft drives the rotary disc to rotate, the free end of the transmission shaft is in sliding connection with the second slide way, as the groove is formed in the outer surface of the rotary disc and is matched with the fixed column, the fixed column is fixedly connected onto the movable plate, the movable plate is in sliding connection with the inner side of the sliding frame, the sliding frame slides in the first slide way, the rotary disc rotates and drives the movable plate to move through the matching of the groove and the fixed column, the movable plate vertically reciprocates in the inner side of the sliding frame, and when in motion, the sliding frame vertically reciprocates in the first slide way, the bristles on one side, close to the dustproof net, of the movable plate can brush dust down, and as the first fan is started, the air channel changing assembly is closed, and dust brushed down can enter the storage box to finish the cleaning and the collection of the dust.

Further, wind channel transform subassembly includes braced frame, rotating vane, motor and threaded rod, rotating vane is equipped with a plurality ofly, and is a plurality of rotating vane rotates respectively and connects in braced frame's inboard, and is a plurality of rotating vane width sum more than or equal to braced frame width, the equal fixedly connected with in one end of rotating vane is located the inside gear of braced frame, braced frame's inside sliding connection has the rack, the gear all with rack intermeshing, the threaded rod rotates the inside of connecting at braced frame, threaded rod one end is connected with motor output end, threaded rod threaded connection has two nuts, two the nut all with rack side surface fixed connection.

By adopting the scheme, the threaded rod is driven to rotate by the motor, the threaded rod drives the nut to axially move and controls the sliding track of the rack, the rack is meshed with the gears, the gears are fixedly connected with the corresponding rotating blades respectively, the rack slides to drive the rotating blades to rotate, the rotating angles of the rotating blades are controlled, and the angle of wind blown by the second fan to the interior of the box is controlled, so that the heat dissipation effect can be improved.

Furthermore, the dust screen and the storage box are connected with an electrostatic generator through leads.

Adopt above-mentioned scheme, dust screen and case surface produce static, can adsorb the dust that gets into the box inside on the surface of dust screen, make things convenient for the dust removal subassembly to clean.

Furthermore, a third opening is formed in the side surface of the box body, and the third opening is detachably connected with a transparent observation window.

By adopting the technical scheme, the working conditions of all parts in the box body can be observed.

Furthermore, a plurality of through holes are formed in the surface of the moving plate.

By adopting the technical scheme, the area of the movable plate for blocking the air channel is reduced, and the air blown into the box body by the second fan cannot be lost as much as possible.

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

1. two second fans are respectively arranged at the opening at the front side of the box body up and down, a third fan is arranged at the symmetrical surface of the box body, and air blown into the box body by the second fans can quickly take away internal heat and is quickly blown out under the action of the third fan; the air channel changing assembly can change the angle of blown air, can blow away the heat accumulation place to the maximum extent, reduces air circulation dead angles and greatly improves the heat dissipation effect;

2. the dust screen and the electrostatic emission device are arranged in the box body, so that dust blown into the box body can be collected to the maximum extent, the dust attached to the surface of the dust screen can be cleaned at regular time under the action of the dust outlet assembly, the air circulation rate is always kept, and the cleaned dust can be accumulated in the storage box, so that the cleaning is convenient;

3. when dust on the dustproof net is cleaned, the air channel transformation assembly closes a channel entering the box body, the first fan works simultaneously, and the first fan blows dust brushed by the dustproof assembly into the storage box to prevent the dust from attaching to other objects to generate secondary pollution;

4. the heat dissipation efficiency is high, does not need regularly to clear up the adnexed dust in dust screen surface, only needs the roll-off and pours into the garbage bin into when handling the dust in the case, once more the bottom half of the case of scratching into can, whole operation process convenient and fast.

Drawings

FIG. 1 is a schematic diagram of a heat dissipation structure of a computer according to the present invention;

FIG. 2 is an exploded view of a heat dissipation structure of a computer according to the present invention;

FIG. 3 is a schematic view of the dust removal assembly of the present invention;

fig. 4 is a cross-sectional view of the support frame of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a box body 1, a first opening 2, a protective shell 3, an air inlet 4, a fixed frame 5, a first fan 6, a second fan 7, a first slide rail 8, a sliding frame 9, a moving plate 10, a second slide rail 11, a transmission shaft 12, a rotating disc 13, rollers 14, fixed columns 15, grooves 16, a dust screen 17, a storage box 18, a second opening 19, a third fan 20, a supporting frame 21, rotating blades 22, a motor 23, a threaded rod 24, a gear 25, a rack 26, a nut 27, a third opening 28 and an observation window 29.

Example (b):

as shown in fig. 1 to 4, a computer heat dissipation structure comprises a box body 1 and a dust removal assembly located inside the box body 1, wherein a first opening 2 is formed at the right side of the box body 1, a protective shell 3 detachably connected with the box body 1 is arranged at the first opening 2, air inlets 4 communicated with the inside of the box body 1 are formed on the two side surfaces of the protective shell 3, a fixed frame 5 close to the protective shell 3 is fixedly connected to the inner wall of the main box body 1 through bolts, a first fan 6 and two second fans 7 are fixedly connected to the right side surface of the fixed frame 5 through bolts, the first fan 6 and the second fans 7 blow outside air into the box body 1, the first fan 6 and the second fans 7 are both arranged at one side close to the protective shell 3, the two second fans 7 are symmetrically arranged relative to the first fan 6, a first slide rail 8 perpendicular to the bottom of the box body 1 is fixedly connected to the inner side of the fixed frame 5, the first slideway 8 is positioned on the axis of the fixed frame 5, the first slideway 8 is positioned on the left side of the first fan 6, and the dust removal component is arranged on the left side of the first slideway 8; the dust removal assembly comprises a sliding frame 9, a movable plate 10, a second slide way 11, a rotating shaft 12 and a rotating disc 13, wherein the upper side surface and the lower side surface of the sliding frame 9 are respectively and rotatably connected with a roller 14, the two rollers 14 are symmetrically arranged relative to the sliding frame 9, the rollers 14 are respectively and slidably connected with the inner side of a first slide way 8, the movable plate 10 is slidably connected with the inner side of the sliding frame 9, the size of the movable plate 10 is smaller than that of the sliding frame 9, the surface of the movable plate 10 is provided with a plurality of through holes, the second slide way 11 is fixedly connected with the right side surface of the sliding frame 9, the inner side of the second slide way 11 is provided with a plurality of vertical and uniformly distributed fixed columns 15, the fixed columns 15 are respectively and fixedly connected with the movable plate 10, the driving shaft 12 is connected with the output end of the first fan 6, the first fan 6 is a specially-made fan, a motor 23 of the first fan 6 can drive the fan blades to rotate and can also drive the driving shaft 12 to rotate together, the outer surface of the left end of the driving shaft 12 is fixedly connected with the rotating disc 13, the free end of the transmission shaft 12, which is positioned on the left side of the rotating disc 13, is in sliding connection with the inner side surface of the second slideway 11, a plurality of grooves 16 which are uniformly distributed in the circumferential direction are formed in the side surface of the rotating disc 13, the grooves 16 are matched with the fixed columns 15, and the fixed columns 15 are all in the motion trail of the rotating disc 13; the inner side of the box body 1 is also connected with a dust screen 17, the left side surface of the movable plate 10 is provided with a brush, the surfaces of the dust screen 17 are all in the movement track of the brush, the bottom of the box body 1 is connected with a storage box 18 for collecting dust in a sliding manner, the storage box 18 is communicated with the interior of the box body 1, the storage box 18 is arranged below the dust screen 17, the left side of the dust screen 17 is provided with an air channel transformation assembly, and the air channel transformation assembly is fixedly connected with the inner wall of the box body 1;

the air channel changing assembly comprises a supporting frame 21, a plurality of rotating blades 22, a motor 23 and a threaded rod 24, wherein the plurality of rotating blades 22 are arranged, the plurality of rotating blades 22 are respectively and rotatably connected to the inner side of the supporting frame 21, the sum of the widths of the plurality of rotating blades 22 is larger than or equal to the width of the supporting frame 21, the upper end of each rotating blade 22 is fixedly connected with a gear 25 positioned in the supporting frame 21, the inside of the supporting frame 21 is slidably connected with a rack 26, the gears 25 are mutually meshed with the racks 26, the threaded rod 24 is rotatably connected in the supporting frame 21, the left end of the threaded rod 24 is connected with the output end of the motor 23 through a coupler, the threaded rod 24 is in threaded connection with two nuts 27, the two nuts 27 are fixedly connected with the side surface of the rack 26, the rack 26 is driven to slide by controlling the motor 23, the rotating angle of the rotating blades 22 can be controlled, the air channel can be changed, and the air channel is aligned to a heat radiation source of the box body 1, the heat dissipation effect can be improved, the dustproof net 17 is arranged between the supporting frame 21 and the fixed frame 5, the inner side surface of the storage box 18 and the dustproof net 17 are both communicated with an electrostatic generator through leads and can absorb dust on the surface, the left side surface of the box body 1 is provided with a second opening 19, the second opening 19 is connected with a third fan 20 for exhausting air in the box body 1, the side surface of the box body 1, which is far away from the first opening 2 and the second opening 19, is provided with a third opening 28, a transparent observation window 29 detachably connected with the box body 1 is arranged at the third opening 28, and the observation window can be made of glass or acrylic plate materials;

the motor 23, the first fan 6, the second fan 7 and the third fan 20 are all connected with a computer mainboard in the box body 1 through wires, and the working conditions of all parts can be controlled through software, so that the working efficiency is greatly improved.

The specific implementation process is as follows:

when heat is dissipated in the case, the power supply of the second fan 7 and the third fan 20 is started, the first fan 6 is closed, outside air enters the case body 1 through the air inlet 4 and is blown out through the second opening 19 to form a circulating air duct, heat in the case body 1 can be taken away quickly, dust in the air can be attached to the surface of the dust screen 17 with static electricity, and the dust screen can rotate circularly and repeatedly or directly blow towards a heat source by changing the angle of the rotating blades 22, so that the utilization efficiency of the air duct is greatly improved, and the heat dissipation effect is improved; when the dust needs to be cleaned, the second fan 7 and the third fan 20 are turned off, the first fan 6 is started, the rotation angle of the rotating blades 22 is controlled, the connecting channel between the air inlet 4 and the inside of the box body 1 is closed, at the moment, the first fan 6 rotates to drive the rotating disc 13 to rotate, the rotating disc 13 drives the moving plate 10 and the sliding frame 9 to move, the dust on the surface of the dust screen 17 can be swept down by the moving plate 10 through the hairbrush in the moving process, because the first fan 6 blows towards the rotating blades 22, the swept dust can be attached to the storage box 18 with static electricity, after the sweeping is completed, only the storage box 18 at the bottom of the box body 1 needs to be taken out at regular time, the dust accumulated in the box body is dumped, and the whole operation process is convenient and fast.

It should be noted that, for those skilled in the art, variations and modifications can be made without departing from the structure of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a computer heat radiation structure, includes box (1) and the dust removal subassembly that is located box (1) inboard, its characterized in that: first opening (2) have been seted up to box (1) one side, first opening (2) department is equipped with protective housing (3) of being connected with box (1) can be dismantled, air inlet (4) with intercommunication in box (1) are seted up to protective housing (3) side surface, main tank (1) inner wall connection has fixed frame (5) near the protective housing (3) body, fixed frame (5) side surface is connected with inhales inside first fan (6) and two second fan (7) of box (1) with outside air, one side near protective housing (3) body is all located to first fan (6) and second fan (7), two second fan (7) set up about first fan (6) symmetry, the inboard fixedly connected with of fixed frame (5) and box (1) bottom vertically first slide (8), the dust removal subassembly includes carriage (9), The device comprises a moving plate (10), a second slide way (11), a rotating shaft (12) and a rotary table (13), wherein the two symmetrical side surfaces of the sliding frame (9) are respectively and rotatably connected with a roller (14), the rollers (14) are respectively and slidably connected with the inner side of the first slide way (8), the moving plate (10) is slidably connected with the inner side of the sliding frame (9), the second slide way (11) is fixedly connected with one side surface of the sliding frame (9), a plurality of vertically and uniformly distributed fixed columns (15) are arranged on the inner side of the second slide way (11), the fixed columns (15) are respectively and fixedly connected with the moving plate (10), the transmission shaft (12) is connected with the output end of a first fan (6), the free end of the transmission shaft (12) is fixedly connected with the rotary table (13), the free end of the transmission shaft (12) penetrates through the rotary table (13) and is slidably connected with the second slide way (11), a groove (16) mutually matched with the fixed columns (15) is formed in the side surface of the rotary table (13), the fixed columns (15) are all in the motion trail of the rotary table (13);

the utility model discloses a dust screen dust removal device, including box (1), movable plate (10), dust screen (17), case (1) inboard is connected with dust screen (17), a side surface that movable plate (10) is close to dust screen (17) is equipped with the brush, dust screen (17) surface all is in the movement track of brush, the bottom sliding connection of box (1) has case (18) of collecting the dust, case (18) and box (1) inside intercommunication, one side that dust removal subassembly was kept away from in dust screen (17) is equipped with wind channel transform subassembly, wind channel transform subassembly and box (1) inner wall fixed connection, second opening (19) opposite with first opening (2) are seted up to box (1) side surface, second opening (19) are connected with third fan (20) with box (1) inside air exhaust.

2. The heat dissipation structure of claim 1, wherein: the air channel changing assembly comprises a supporting frame (21), a rotating blade (22), a motor (23) and a threaded rod (24), the rotating blades (22) are provided with a plurality of rotating blades (22), the rotating blades (22) are respectively and rotatably connected to the inner side of the supporting frame (21), the sum of the widths of the rotating blades (22) is more than or equal to the width of the supporting frame (21), one end of each rotating blade (22) is fixedly connected with a gear (25) positioned in the supporting frame (21), the inside of the supporting frame (21) is connected with a rack (26) in a sliding way, the gears (25) are all meshed with the rack (26), the threaded rod (24) is rotatably connected inside the supporting frame (21), one end of the threaded rod (24) is connected with the output end of the motor (23), the threaded rod (24) is in threaded connection with two nuts (27), and the two nuts (27) are fixedly connected with the side surface of the rack (26).

3. The heat dissipation structure of claim 1, wherein: the dust screen (17) and the storage box (18) are connected with an electrostatic generator through leads.

4. The heat dissipation structure of claim 1, wherein: a third opening (28) is formed in the side surface of the box body (1), and a transparent observation window (29) is detachably connected to the third opening (28).

5. The heat dissipation structure of claim 1, wherein: the surface of the moving plate (10) is provided with a plurality of through holes.