CN109710043B

CN109710043B - Computer heat abstractor

Info

Publication number: CN109710043B
Application number: CN201811488017.0A
Authority: CN
Inventors: 谷海红
Original assignee: Hebi College of Vocation and Technology
Current assignee: Hebi College of Vocation and Technology
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2022-04-26
Anticipated expiration: 2038-12-06
Also published as: CN109710043A

Abstract

The invention discloses a computer heat dissipation device, which comprises a case and a heat dissipation mechanism, wherein the heat dissipation mechanism comprises a water tank, a water pump, a first heat dissipation box, a second heat dissipation box, a controller, a temperature sensor and an exhaust fan, a computer mainboard is installed on the outer side of the first box bottom of the first heat dissipation box, the controller and the temperature sensor are respectively installed on the computer mainboard, the controller is respectively and electrically connected with the temperature sensor, the water pump and the exhaust fan, a first threshold value and a second threshold value are preset in the controller, and when the temperature data detected by the temperature sensor is greater than the first threshold value, the controller controls the water pump to operate; when the temperature sensor detects that the temperature data is greater than the second threshold value, the controller controls the exhaust fan to operate electrically. The computer heat dissipation device has the advantages of ingenious structure, good combination of water cooling and air cooling, rapid heat dissipation and high heat dissipation performance.

Description

Computer heat abstractor

Technical Field

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

Background

With the rapid development of the electronic industry, computers have become essential devices in people's offices and lives. In busy work, the computer is in a long-time operation state all the time, so that the computer is kept in a good and sustainable long-time use state all the time, which is important for civil work.

In existing computers, the CPU is mounted on the motherboard. The CPU can emit large heat when in work, wherein one part of heat is taken away by the fan, and the other part of heat can be transmitted to the mainboard for heat dissipation. However, in the existing computer, no structure for heat dissipation of the main board is provided, which not only affects the service life of the main board, but also has a certain effect on the working stability of the computer.

Disclosure of Invention

The invention aims to provide a new technical scheme of a computer heat dissipation device.

According to one aspect of the present invention, there is provided a heat dissipation device for a computer, comprising a housing and a heat dissipation mechanism, wherein a first mounting hole and a second mounting hole are formed at one side of the housing, the first mounting hole and the second mounting hole are vertically spaced, air holes are formed at two sides of the housing, the heat dissipation mechanism comprises a water tank, a water pump, a first heat dissipation box, a second heat dissipation box, a controller, a temperature sensor and an exhaust fan, the first heat dissipation box is internally divided into a first inner cavity and a second inner cavity by a first partition plate, the first inner cavity and the second inner cavity are connected by a "u" -shaped connecting channel, the first heat dissipation box comprises a first box bottom and a first box cover which are connected together, the second heat dissipation box is internally divided into a third inner cavity and a fourth inner cavity by a second partition plate, the second heat dissipation box comprises a second box bottom and a second box cover which are connected together, the first inner cavity is communicated with the third inner cavity through a first water pipe, the second inner cavity is communicated with the fourth inner cavity through a second water pipe, one end of the first water pipe and one end of the second water pipe are respectively and vertically connected with the lower part of the first box cover, the other end of the first water pipe and the other end of the second water pipe are respectively and vertically connected with the upper part of the second box bottom, the bottom of the third inner cavity is connected with a water inlet pipe, the water inlet pipe is connected with a water tank through a water pump, the bottom of the fourth inner cavity is connected with a water outlet pipe and is connected with the water tank through the water outlet pipe, the second heat dissipation box is arranged in the second mounting hole, the second box cover is fixed with the box through a connecting lug, the water tank is arranged at the bottom of the box and is connected with the outer side of the second box bottom, the first heat dissipation box is fixed with the top of the box, the exhaust fan is arranged in the first mounting hole and is fixed with the box through the connecting lug, the exhaust fan is positioned on the outer side of the first box cover, a computer mainboard is installed on the outer side of the first box bottom, the controller and the temperature sensor are installed on the computer mainboard respectively, the controller is electrically connected with the temperature sensor, the water pump and the exhaust fan respectively, a first threshold value and a second threshold value are preset in the controller, and when the temperature data detected by the temperature sensor is greater than the first threshold value, the controller controls the water pump to operate; when the temperature sensor detects that the temperature data is greater than the second threshold value, the controller controls the exhaust fan to operate electrically.

Preferably, the second lid outside is provided with the cooling tube of one row of vertical arrangements, the cooling tube upper end is located the exhaust fan below, the cross section of cooling tube is the rectangle and from the continuous grow of lower extreme upper end, the coating has heat absorbing material in the first half of cooling tube.

Preferably, first inner chamber, second inner chamber, third inner chamber and fourth inner chamber are intracavity all constructed the drainage rib group, drainage rib group is the same at first inner chamber, third inner chamber structure direction and with construct opposite direction at second inner chamber, fourth inner chamber, drainage rib group indulges the fin including horizontal fin, a plurality of first indulges the fin and a plurality of second, first indulge the even interval arrangement of fin and all be connected with horizontal fin is perpendicular, the second is indulged the fin and is located horizontal same one side with the first fin of indulging, the fin is indulged to the second and is indulged the fin parallel and in proper order alternate arrangement with first, outside the fin one end is indulged to the second stretched out first indulging the fin, the other end and horizontal fin leave, the water inlet of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber all indulges the fin with the second of middling relatively.

Preferably, the drainage rib arrangements of the first and second interior chambers are formed on the first cassette lid, and the drainage rib arrangements of the third and fourth interior chambers are formed on the second cassette bottom.

Preferably, the number of the second longitudinal ribs is one more than that of the first longitudinal ribs, and the length of the second longitudinal ribs is the same as that of the first longitudinal ribs.

Preferably, the height of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber is the same, horizontal fin, first indulge fin and second indulge the fin height and be more than 1/2 of the height of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber.

The inventor of the invention finds that the existing computer heat dissipation device has the problem that the heat dissipation of the mainboard cannot be satisfied. Therefore, the technical task to be achieved or the technical problems to be solved by the present invention are never thought or anticipated by those skilled in the art, and therefore the present invention is a new technical solution.

The computer heat dissipation device has the advantages of ingenious structure, good combination of water cooling and air cooling, rapid heat dissipation and high heat dissipation performance.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic structural diagram of a heat dissipation device for a computer according to an embodiment of the present invention;

FIG. 2 is another schematic diagram of a heat dissipation device for a computer according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a first heat dissipation box and a second heat dissipation box according to an embodiment of the present invention.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

It should be noted that the terms of orientation such as left, right, up, down, etc. in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.

Referring to fig. 1-3, an embodiment of the present invention provides a heat dissipation device for a computer.

The computer heat dissipation device comprises a case 100 and a heat dissipation mechanism, wherein a first mounting hole 110 and a second mounting hole 120 are formed in one side of the case 100, the first mounting hole 110 and the second mounting hole 120 are distributed at intervals up and down, and an air hole 130 is formed in one adjacent side of the case 100. The chassis 100 may include a case and a side cover detachably coupled to the case, and the first and

second mounting holes

110 and 120 may be opened on the side cover.

The heat dissipation mechanism includes a water tank 210, a water pump 220, a first heat dissipation box 230, a second heat dissipation box 240, a controller, a temperature sensor, and an exhaust fan 250.

The first heat dissipating box 230 is divided into a first inner cavity and a second inner cavity by a first partition 231 on the left and right sides, the first inner cavity and the second inner cavity are communicated through a U-shaped connecting channel 232, and the first heat dissipating box 230 comprises a first box bottom 233 and a first box cover 234 which are connected together. The u-shaped connecting channel 232 not only connects the first and second inner cavities for delivering cooling water, but also increases the heat dissipation path formed outside the first heat dissipation case 230, thereby improving the heat dissipation effect. The inside of the second heat dissipation box 240 is divided into a third inner cavity and a fourth inner cavity by a second partition 241, and the second heat dissipation box 240 includes a second box bottom 242 and a second box cover 243 which are connected together. The first partition 231 and the second partition 241 may be a partition dividing the box cavity into two cavities and capable of separating water, or may be composed of a first plate having a groove and a second plate inserted into the groove, the first plate and the second plate may be respectively formed on the first box bottom 233 and the first box cover 234, and the first plate and the second plate may be respectively formed on the first box bottom 233 and the first box cover 234. The first inner cavity is communicated with the third inner cavity through a first water pipe 260, the second inner cavity is communicated with the fourth inner cavity through a second water pipe 270, the first water pipe 260 and the second water pipe 270 are symmetrically arranged relative to the first heat dissipation box 230 and the second heat dissipation box 240, one end of the first water pipe 260 and one end of the second water pipe 270 are vertically connected to the lower portion of the first box cover 234 respectively, and the other end of the first water pipe 260 and the other end of the second water pipe 270 are vertically connected to the upper portion of the second box bottom 242 respectively. The bottom of the third inner cavity is connected with a water inlet pipe 244, the water inlet pipe 244 is connected with the water tank 210 through a water pump 220, the bottom of the fourth inner cavity is connected with a water outlet pipe 245 and is connected with the water tank 210 through the water outlet pipe 245, and the water inlet pipe 244 and the water outlet pipe 245 are symmetrically connected to the left side and the right side of the bottom of the second box bottom 242. Second heat dissipation box 240 sets up in second mounting hole 120, second heat dissipation box 240 size and second mounting hole 120 adaptation, second lid 243 is fixed with quick-witted case 100 through the engaging lug, water tank 210 sets up in quick-witted case 100 bottom and links to each other with second box bottom 242 outside, first heat dissipation box 230 is fixed with quick-witted case 100 top, exhaust fan 250 sets up in first mounting hole 110, exhaust fan 250 size and first mounting hole 110 adaptation, and exhaust fan 250 is equipped with the shell, exhaust fan 250 is fixed with quick-witted case 100 through the engaging lug, exhaust fan 250 is located the first lid 234 outside, and computer mainboard 300 is installed in the first box bottom 233 outside. The outside of the second box cover 243 is provided with a row of vertically arranged radiating pipes 246, the upper ends of the radiating pipes 246 are positioned below the exhaust fan 250, the cross sections of the radiating pipes 246 are rectangular and continuously enlarged from the lower ends to the upper ends, the upper half sections of the radiating pipes 246 are coated with heat absorbing materials, and the heat absorbing materials are common heat absorbing materials which can be coated. The first heat dissipation box 230, the second heat dissipation box 240 and the exhaust fan 250 are adopted as heat dissipation main bodies, the first heat dissipation box 230 and the second heat dissipation box 240 are arranged in an up-down opposite angle mode, on one hand, the maximum heat dissipation area is achieved according to the case structure, heat dissipation is facilitated, on the other hand, the exhaust fan 250 and the water tank 210 are sequentially arranged on the other two opposite angles, and the maximum utilization of the case space is achieved. Moreover, the special arrangement of the above components also has a specific effect, first, the first heat dissipation box 230 can guide out the heat generated by the computer motherboard 300 to the maximum extent, the heat is firstly concentrated in the first heat dissipation box 230, the exhaust fan 250 arranged at the right side of the first heat dissipation box 230 performs air cooling and blows out the heat out of the case 100, and meanwhile, the first heat dissipation box 230, the second heat dissipation box 240 and the water tank 210 perform circulating water cooling. Second, the second cover 243 is directly disposed in the second mounting hole 120 to be directly contacted with the outside air to dissipate heat, and the temperature of the air in the upper half of the radiating pipe 246 is raised by the heat absorbing material coated thereon, and the upper portion of the water-cooling circulation structure of the present invention is hotter than the lower portion thereof, so that the temperature of the air in the upper half of the radiating pipe 246 is higher than that of the air in the lower half thereof to form a temperature difference, and in addition, the air expanded by heat, increased in volume, and lightened in mass is raised due to the structure of the radiating pipe 246 that is continuously enlarged from the lower end to the upper end, so that the air in the radiating pipe 246 is promoted to move upward, thereby taking away the heat of the second radiating box 240. In addition, the exhaust fan 250 is disposed on the heat pipe 246, and the exhaust fan 250 can cool the first heat dissipating box 230 and drive the air of the heat pipe 246 to move upward, so as to accelerate the second box cover 243, thereby achieving a good heat dissipating effect.

In addition, drainage rib groups are constructed in the first inner cavity, the second inner cavity, the third inner cavity and the fourth inner cavity, and the construction directions of the drainage rib groups in the first inner cavity and the third inner cavity are the same and are opposite to the construction directions in the second inner cavity and the fourth inner cavity. Wherein, drainage rib group indulges the fin 283 including horizontal fin 281, a plurality of first indulge fin 282 and a plurality of second, first indulge the even interval arrangement of fin 282 and all be connected with horizontal fin 281 is perpendicular, the second indulges the fin 283 and first indulges fin 282 and lies in horizontal fin 281 with one side, the second indulges the fin 283 and first indulges fin 282 parallel and in proper order alternate arrangement, the second indulges fin 283 one end stretch out first indulge outside the fin 282, the other end with violently fin 281 leave mutually, the water inlet of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber is all indulged the fin 283 with the second of middlest is relative. The number of the second longitudinal ribs 283 is one more than the number of the first longitudinal ribs 282, and the length of the second longitudinal ribs 283 is the same as that of the first longitudinal ribs 282. The arrangement of the flow guide rib group increases the flowing time of the circulating water in the first heat dissipation box 230 and the second heat dissipation box 240, and the circulating water is more fully contacted with the shells at the two sides of the first heat dissipation box 230 and the second heat dissipation box 240, so that the heat exchange time and the heat exchange efficiency are prolonged. The first and second sets of drainage ribs are formed on the first cover 234 and the third and fourth sets of drainage ribs are formed on the second cover 242. The height of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber is the same, horizontal fin 281, first indulge fin 282 and second indulge the fin 283 height be more than 1/2 of the height of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber. The computer main board 300 is installed on the outer side of the first box bottom 233, so that the heat of the first box bottom 233 can be taken away more sufficiently by the cooling liquid on the first box cover 234 due to the structure of the flow guide rib group, that is, the heat exchange is performed on the computer main board 300, and the heat of the cooling water can be conducted more sufficiently by the outer side of the second box cover 243 due to the structure of the flow guide rib group on the second box bottom 242, so that the heat can be dissipated; and the height of drainage rib group makes to satisfy the drainage, when increasing cold water flow time, can realize that the cooling water fully absorbs heat to first lid 234, and the cooling water fully dispels the heat through second lid 243.

The water circulation heat dissipation path of the heat dissipation mechanism is as follows: the pump 220 delivers the cooling water from the tank 21 to the third chamber through the inlet pipe 244, then through the first through-tube 260 into the first chamber, then from the u-shaped connecting channel 232 into the second chamber, then through the second through-tube 270 into the fourth chamber and finally through the outlet pipe 245 back to the tank 21. The cooling water enters the first inner cavity, the second inner cavity, the third inner cavity and the fourth inner cavity each time, the drainage ribs drain the cooling water, and the exhaust fan 250 and the radiating pipe 246 are matched to realize combination with air cooling and radiating.

In addition, a controller and a temperature sensor are respectively installed on the computer motherboard 300, the controller is respectively electrically connected with the temperature sensor, the water pump 220 and the exhaust fan 250, a first threshold value and a second threshold value are preset in the controller, and when the temperature data detected by the temperature sensor is greater than the first threshold value, the controller controls the water pump 220 to operate; when the temperature sensor detects that the temperature data is greater than the second threshold value, the controller controls the exhaust fan 250 to operate electrically. The controller changes the heat dissipation mode according to the temperature of computer motherboard 300, and is energy-conserving, and when the temperature is lower, through water-cooling heat dissipation alone, energy-conserving and the noise is little, and when the water-cooling can not satisfy the heat dissipation requirement temperature higher, increase exhaust fan 250 and dispel the heat.

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. A computer heat abstractor which characterized in that: the heat dissipation mechanism comprises a case and a heat dissipation mechanism, wherein one side of the case is provided with a first mounting hole and a second mounting hole which are distributed at intervals from top to bottom, one adjacent side of the case is provided with air holes, the heat dissipation mechanism comprises a water tank, a water pump, a first heat dissipation box, a second heat dissipation box, a controller, a temperature sensor and an exhaust fan, the inside of the first heat dissipation box is divided into a first inner cavity and a second inner cavity from left to right through a first partition plate, the first inner cavity and the second inner cavity are connected through a U-shaped connecting channel, the first heat dissipation box comprises a first box bottom and a first box cover which are connected together, the inside of the second heat dissipation box is divided into a third inner cavity and a fourth inner cavity from left to right through a second partition plate, the second heat dissipation box comprises a second box bottom and a second box cover which are connected together, the first inner cavity is communicated with the third inner cavity through a first water service pipe, the second inner cavity is communicated with the fourth inner cavity through a second water pipe, one end of the first water pipe and one end of the second water pipe are respectively and vertically connected with the lower part of the first box cover, the other end of the first water pipe and the other end of the second water pipe are respectively and vertically connected with the upper part of the bottom of the second box, the bottom of the third inner cavity is connected with a water inlet pipe, the water inlet pipe is connected with a water tank through a water pump, the bottom of the fourth inner cavity is connected with a water outlet pipe and is connected with the water tank through the water outlet pipe, the second heat dissipation box is arranged in the second mounting hole, the second box cover is fixed with the machine box through a connecting lug, the water tank is arranged at the bottom of the machine box and is connected with the outer side of the bottom of the second box, the first heat dissipation box is fixed with the top of the machine box, the exhaust fan is fixed at the outer side of the first box cover and is positioned in the first mounting hole, the outer side of the bottom of the first box is provided with a computer mainboard, and the controller and the temperature sensor are respectively arranged on the computer mainboard, the controller is respectively electrically connected with the temperature sensor, the water pump and the exhaust fan, a first threshold value and a second threshold value are preset in the controller, and when the temperature data detected by the temperature sensor is greater than the first threshold value, the controller controls the water pump to operate; when the temperature sensor detects that the temperature data is larger than a second threshold value, the controller controls the exhaust fan to operate.

2. The heat dissipating device for computers of claim 1, wherein the outside of the second box cover is provided with a row of vertically arranged heat dissipating pipes, the upper ends of the heat dissipating pipes are located below the exhaust fan, the cross sections of the heat dissipating pipes are rectangular and become larger from the lower ends to the upper ends, and the heat dissipating pipes are coated with heat absorbing material in the upper half sections.

3. The computer heat sink of claim 1, wherein a set of flow directing ribs are configured within each of the first, second, third, and fourth lumens, the drainage rib group is constructed in the same direction in the first inner cavity and the third inner cavity and is constructed in the opposite direction in the second inner cavity and the fourth inner cavity, the drainage rib group comprises transverse ribs, a plurality of first longitudinal ribs and a plurality of second longitudinal ribs, the first longitudinal ribs are uniformly arranged at intervals and are vertically connected with the transverse ribs, the second longitudinal convex ribs and the first longitudinal convex ribs are positioned on the same side of the transverse convex ribs, the second longitudinal convex ribs and the first longitudinal convex ribs are parallel and are sequentially and alternately arranged, outside the rib one end was indulged to the second stretched out first indulged the rib, the other end and violently the rib separated from each other, the water inlet of first inner chamber, second inner chamber, third inner chamber and fourth inner chamber all indulges the rib with the second in the middle relative.

4. The computer heat sink of claim 3, wherein the sets of flow directing ribs within the first and second internal cavities are configured on the first lid and the sets of flow directing ribs within the third and fourth internal cavities are configured on the second lid.

5. The heat dissipating device of claim 4, wherein the number of said second longitudinal ribs is one more than the number of said first longitudinal ribs, and said second longitudinal ribs are the same length as said first longitudinal ribs.

6. The heat dissipating device of claim 5, wherein the first interior cavity, the second interior cavity, the third interior cavity and the fourth interior cavity have the same height, the horizontal rib, the first longitudinal rib and the second longitudinal rib have the same height, and the horizontal rib, the first longitudinal rib and the second longitudinal rib have a height greater than 1/2, which is the height of the first interior cavity, the second interior cavity, the third interior cavity and the fourth interior cavity.