CN111447810A - Electric power cabinet heat abstractor based on expend with heat and contract with cold principle - Google Patents
Electric power cabinet heat abstractor based on expend with heat and contract with cold principle Download PDFInfo
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- CN111447810A CN111447810A CN202010400988.6A CN202010400988A CN111447810A CN 111447810 A CN111447810 A CN 111447810A CN 202010400988 A CN202010400988 A CN 202010400988A CN 111447810 A CN111447810 A CN 111447810A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
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Abstract
The invention discloses an electric power cabinet heat dissipation device based on a principle of thermal expansion and cold contraction, which belongs to the technical field of electric power cabinets, the scheme transfers heat dissipated by internal electric components to ammonia water in a first liquid storage tank through a heat conduction aluminum rod, so that the ammonia water is heated and decomposed to generate ammonia gas, the ammonia gas with water vapor rises to enter a heat exchange annular bag, the ammonia gas repeatedly extends and shortens through an electric push rod before passing through a first through hole, and through the release of benzalkonium chloride solution in a second liquid storage tank, air flow can generate a plurality of bubbles similar to soap bubbles in different sizes after passing through air flow perforation through the hydrophilicity of benzalkonium chloride, when the bubbles enter the heat exchange annular bag, the first V-shaped groove is filled with the bubbles under the action of microvilli in the first V-shaped groove, and the bubbles are broken along with the continuous rise of temperature after the heat exchange annular bag is heated, thereby cooling the internal electrical components.
Description
Technical Field
The invention relates to the technical field of electric power cabinets, in particular to an electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold.
Background
The electric cabinet adopts a stainless steel door shaft and a double-source special terminal box handle, and a limiting and anti-rebound mechanism is arranged in a box door; the door and the box body adopt a totally-enclosed structure, and are matched with a sealing rubber strip and a waterproof groove, so that the door and the box body have the four-prevention function of preventing rain, wind, sand and dust; the lead knock-off hole is improved into an I-shaped detachable structure, so that the introduction of a cable is facilitated; the box body is made by micro-mark and non-mark manufacturing processes, so that the appearance is more attractive; the box body is made of imported stainless steel materials, and has the advantages of good strength, high hardness, attractive surface, good sealing property, strong corrosion resistance, long service life and easiness in maintenance.
The manufacturing standards of the power cabinet are arranged according to the working environment, and the manufacturing standards of the cabinets with different functions are different. However, the most basic manufacturing standard of the electric cabinet is not changed, electric appliances in life are increasing, a lot of manual labor is replaced by electronic equipment, and the stability of electric power needs qualified equipment to be guaranteed. The novel electric cabinet improves the process on the basis of the characteristics of the traditional product.
Because the inside electric elements of electric power cabinet are more, can produce a large amount of heats in long-term working process electric power cabinet inside, traditional heat dissipation is discharged the heat with the help of the fan when being normal, but when the in-service use, its radiating effect is effective to make the inside dust that gets into of electric power cabinet easily, also have in addition to dispel the heat with the help of the water-cooling, but need add power device for the flow of cooling water, consequently can increase the volume of electric power cabinet, improved the heat dissipation cost simultaneously.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an electric power cabinet heat dissipation device based on the principle of thermal expansion and cold contraction, the scheme is that heat dissipated by an internal electric component is transferred to ammonia water in a first liquid storage tank through a heat conduction aluminum rod, the ammonia water is heated and decomposed to generate ammonia gas, the ammonia gas with water vapor rises to enter a heat exchange annular bag, the ammonia gas passes through a first through hole and is repeatedly extended and shortened through an electric push rod, air flow can be perforated through air flow by virtue of the release of benzalkonium chloride solution in a second liquid storage tank, a plurality of bubbles similar to soap bubbles in different sizes can be generated through the hydrophilicity of benzalkonium chloride, when the bubbles enter the heat exchange annular bag, the first V-shaped groove is filled with the bubbles by virtue of the action of microvilli in the first V-shaped groove, and the heat exchange annular bag is heated, the continued increase in temperature ruptures, thereby cooling the internal electrical components.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
An electric power cabinet heat dissipation device based on a principle of expansion with heat and contraction with cold comprises an electric power cabinet main body, wherein an internal electric component is fixedly connected inside the electric power cabinet main body, a first liquid storage tank is fixedly connected to the inner bottom end of the electric power cabinet main body, ammonia water is filled in the first liquid storage tank, a heat conduction aluminum rod is fixedly connected to the bottom end of the internal electric component, the heat conduction aluminum rod penetrates through the first liquid storage tank, one end, away from the internal electric component, of the heat conduction aluminum rod is located in the first liquid storage tank, the heat conduction aluminum rod is soaked in the ammonia water, a pair of heat exchange annular bags are fixedly connected to the upper end of the first liquid storage tank, the heat exchange annular bags are located on the outer side of the internal electric component, a plurality of uniformly distributed first through holes are drilled at the upper end of the first liquid storage tank, a plurality of uniformly distributed second through holes are drilled at the, equal fixedly connected with electric putter of inner wall about first liquid reserve tank, electric putter's a plurality of evenly distributed's of power take off end fixedly connected with screening board, it has the air current perforation to cut on the screening board, and the fenestrate internal diameter of air current is less than the internal diameter of first through-hole, through starting electric putter, can be so that electric putter's output lasts the extension and shorten to make the screening board remove about, make the gas that passes produce a large amount of bubbles that are similar to soap bubbles under benzalkonium chloride's hydrophilic effect.
Further, the inner walls of the left and right sides of the main body of the power cabinet are fixedly connected with a second liquid storage tank, benzalkonium chloride solution is filled in the second liquid storage tank, the second liquid storage tank is positioned between the internal electrical component and the first liquid storage tank, the bottom end of the second liquid storage tank is fixedly connected with a connecting pipe, the connecting pipe is fixedly connected with the first liquid storage tank, the upper end of the first liquid storage tank is provided with a pair of injection holes communicated with the first through hole, the injection holes are communicated with the connecting pipe, the inner wall of the injection holes is provided with accommodating grooves, sealing plates are inserted in the accommodating grooves, compression springs are fixedly connected between the sealing plates and the inner bottom ends of the accommodating grooves, the inner wall of the injection holes is fixedly connected with a first filter screen, the first filter screen is positioned outside the sealing plates, the upper end of the screening plates is fixedly connected with a magnet ring, the liquid storage rings are positioned in the first liquid storage tank and abut against the inner, in the process of moving left and right through the magnet ring, the closing plate repeatedly moves up and down under the action of magnetic force and the pressure of the spring, so that the automatic release of the benzal chloralkane in the second liquid storage tank is realized.
Further, the inner arc inner wall of heat exchange annular bag cuts the first V-arrangement groove that has a plurality of evenly distributed, the fine hair of a plurality of evenly distributed of first V-arrangement inslot wall fixedly connected with, the equal fixedly connected with side direction gasbag of inner wall about the heat exchange annular bag, two the one end that the side direction gasbag is close to each other all sets the wavy into, and when the bubble entered into the heat exchange annular bag, with the help of the effect of the fine hair of first V-arrangement inslot for the bubble is full of first V-arrangement groove, and is heated the back along with the heat exchange annular bag, and continuation rising and breaking of temperature to cool down to inside electrical component.
Furthermore, the upper end of the electric power cabinet main body is provided with the ventilation hole, the inner wall of the ventilation hole is connected with the second filter screen in a clamping mode, and the ventilation hole is formed, so that the flowability of air in the electric power cabinet main body can be increased when the heat exchange annular bag expands, heat in the electric power cabinet main body can be dissipated, and the second filter screen is arranged, so that external dust is not prone to entering the electric power cabinet main body.
Furthermore, the upper end of the first liquid storage tank is provided with an adding hole in a chiseled mode, the adding hole is in threaded connection with a sealing plug, and ammonia water can be conveniently and regularly added into the first liquid storage tank through the adding hole and the sealing plug.
Furthermore, a plurality of second V-shaped grooves which are uniformly distributed are formed in the inner annular wall of the heat exchange annular bag, and after the heat exchange annular bag is heated and expanded through the second V-shaped grooves, the second V-shaped grooves are expanded to improve the contact area between the heat exchange annular bag and the internal electrical component, so that the heat exchange efficiency of the heat exchange annular bag is improved.
Further, the second liquid reserve tank upper end is opened the chisel and is had the bleeder vent, bleeder vent inner wall joint has the third filter screen, through setting up the bleeder vent, can make the benzalkonium chloride solution in the second liquid reserve tank derive with the help of the effect of atmospheric pressure, can reduce the possibility that the dust enters into in the second liquid reserve tank through setting up the third filter screen.
Further, the outer end fixedly connected with rubber sleeve of the closing plate, the inside fixedly connected with magnet piece of closing plate, the magnet piece attracts mutually with the magnet ring, can improve the leakproofness of closing plate through setting up the rubber sleeve, through setting up the magnet piece, can be under the effect of magnet ring for the closing plate moves down, thereby makes benzalkonium chloride solution flow out in the injection hole.
Further, compression spring is made by stainless steel material, compression spring surface is scribbled and is equipped with the anti-rust paint, through using stainless steel material preparation compression spring and scribbling on its surface and be equipped with the anti-rust paint, can be so that compression spring is difficult for being rusted in long-term use to improve compression spring's life.
A use method of a heat dissipation device of an electric power cabinet based on a principle of expansion with heat and contraction with cold comprises the following steps:
s1, transferring heat dissipated by the internal electrical component to ammonia water in the first liquid storage tank through the heat-conducting aluminum rod, so that the ammonia water is heated and decomposed to generate ammonia gas, and the ammonia gas with water vapor rises to enter the heat exchange annular bag;
s2, before the ammonia gas passes through the first through hole, through repeated extension and shortening of the electric push rod and by means of release of benzalkonium chloride solution in the second liquid storage tank, the air flow can generate a plurality of bubbles which are different in size and similar to soap bubbles through hydrophilicity of benzalkonium chloride after passing through the air flow perforation;
s3, when the bubbles enter the heat exchange annular bag, the bubbles fill the first V-shaped groove with the help of the action of the micro fluff in the first V-shaped groove, and the bubbles are broken along with the continuous rise of the temperature after the heat exchange annular bag is heated, so that the internal electrical assembly is cooled.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
this scheme is through heat conduction aluminium pole heat transfer for the aqueous ammonia in the first liquid reserve tank with inside electrical component gives off, make the aqueous ammonia be heated decomposition and produce the ammonia, and make the ammonia that has vapor rise to enter into the annular bag of heat exchange, the ammonia is before first through-hole, through electric putter's repeated extension and shortening, and release with the help of benzalkonium chloride solution in the second liquid reserve tank, can make the air current after perforating through the air current, hydrophilicity through benzalkonium chloride, can produce the bubble of a lot of size variation similar to soap bubble, when the bubble enters into the annular bag of heat exchange, with the help of the effect of first V-arrangement inslot microvilli, make the bubble be full of first V-arrangement groove, and be heated along with the annular bag of heat exchange, the continuation of temperature risees and breaks, thereby cool down to inside electrical component.
Drawings
Fig. 1 is a cross-sectional view of a main body portion of a power distribution cabinet according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a cross-sectional view of a second reservoir portion of the invention;
FIG. 4 is a front cross-sectional view of a heat exchange annular bladder portion of the present invention;
FIG. 5 is a cross-sectional side view of a heat exchange annular bladder portion of the present invention;
fig. 6 is a schematic structural diagram at B in fig. 5.
The reference numbers in the figures illustrate:
1 power cabinet main part, 101 scavenge ports, 102 second filter screen, 2 inside electrical components, 3 first liquid reserve tank, 301 sealing plug, 4 heat conduction aluminium poles, 5 heat exchange annular bag, 501 second V-arrangement groove, 6 first through-hole, 7 second through-hole, 8 electric putter, 9 screening board, 10 air current perforation, 11 second liquid reserve tank, 1101 bleeder vent, 1102 third filter screen, 12 connecting conduit, 13 filling hole, 14 storage groove, 15 sealing board, 16 compression spring, 17 first filter screen, 18 magnet ring, 19 first V-arrangement groove, 20 fine hair, 21 side direction gasbag.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, an electric power cabinet heat dissipation device based on the principle of thermal expansion and cold contraction comprises an electric power cabinet main body 1, an internal electric component 2 is fixedly connected inside the electric power cabinet main body 1, a first liquid storage tank 3 is fixedly connected to the inner bottom end of the electric power cabinet main body 1, ammonia water is filled in the first liquid storage tank 3, a heat-conducting aluminum rod 4 is fixedly connected to the bottom end of the internal electric component 2, the heat-conducting aluminum rod 4 penetrates through the first liquid storage tank 3, one end of the heat-conducting aluminum rod away from the internal electric component 2 is located in the first liquid storage tank 3, the heat-conducting aluminum rod 4 is soaked in the ammonia water, a pair of heat exchange annular bags 5 are fixedly connected to the upper end of the first liquid storage tank 3, the heat exchange annular bags 5 are located outside the internal electric component 2, a plurality of uniformly distributed first through holes 6 are drilled at the upper end of the first liquid storage tank 3, a plurality of uniformly distributed second through holes 7 are, the internal diameter of first through-hole 6 is the same with the internal diameter of second through-hole 7, the equal fixedly connected with electric putter 8 of inner wall about first liquid reserve tank 3, electric putter 8's power take off end fixedly connected with a plurality of evenly distributed's screening board 9, it has the perforation 10 to cut on the screening board 9, the internal diameter of perforation 10 is less than the internal diameter of first through-hole 6, through starting electric putter 8, can be so that the extension that electric putter 8's output lasts and shorten, thereby make the screening board 9 remove about, make the gas that passes produce a large amount of bubbles that are similar to soap bubbles under benzalkonium chloride's hydrophilic effect.
Referring to fig. 2-3, the left and right inner walls of the main body 1 of the power cabinet are fixedly connected with a second liquid storage tank 11, the second liquid storage tank 11 is filled with benzalkonium chloride solution, the second liquid storage tank 11 is positioned between the internal electrical component 2 and the first liquid storage tank 3, the bottom end of the second liquid storage tank 11 is fixedly connected with a connecting conduit 12, the connecting conduit 12 is fixedly connected with the first liquid storage tank 3, the upper end of the first liquid storage tank 3 is provided with a pair of injection holes 13 communicated with the first through hole 6, the injection holes 13 are communicated with the connecting conduit 12, the inner wall of the injection holes 13 is provided with a storage groove 14, the storage groove 14 is inserted with a sealing plate 15, a compression spring 16 is fixedly connected between the sealing plate 15 and the inner bottom end of the storage groove 14, the inner wall of the injection holes 13 is fixedly connected with a first filter screen 17, the first filter screen 17 is positioned outside the sealing plate 15, the upper end of the filter screen 9 is fixedly connected with a magnet ring 18, the magnet ring 18, in the process of moving the magnet ring 18 left and right, the closing plate 15 repeatedly moves up and down under the action of magnetic force and the pressure of the spring, so that the benzal chloride in the second liquid storage tank 11 is automatically released.
Referring to fig. 4-5, a plurality of first V-shaped grooves 19 are drilled on the inner arc-shaped inner wall of the heat exchange annular bag 5, a plurality of micro-fluff 20 are uniformly distributed on the inner wall of the first V-shaped groove 19, lateral air bags 21 are fixedly connected to the left and right inner walls of the heat exchange annular bag 5, one ends of the two lateral air bags 21, which are close to each other, are all arranged in a wavy shape, when the air bubbles enter the heat exchange annular bag 5, the first V-shaped groove 19 is filled with the air bubbles under the action of the micro-fluff 20 in the first V-shaped groove 19, and the air bubbles are broken along with continuous rise of the temperature after the heat exchange annular bag 5 is heated, so as to cool the internal electrical component 2.
Please refer to fig. 1, a ventilation hole 101 is drilled at the upper end of the electric power cabinet main body 1, a second filter screen 102 is clamped on the inner wall of the ventilation hole 101, the ventilation hole 101 is arranged, when the heat exchange annular bag 5 expands, the fluidity of air in the electric power cabinet main body 1 is increased, so that heat in the electric power cabinet main body 1 is dissipated, the second filter screen 102 is arranged, external dust is prevented from entering the electric power cabinet main body 1, an adding hole is drilled at the upper end of the first liquid storage tank 3, the adding hole is connected with a sealing plug 301 through a thread, and ammonia water can be added into the first liquid storage tank 3 conveniently and periodically.
Referring to fig. 3-5, a plurality of second V-shaped grooves 501 are cut in the inner annular wall of the heat exchange annular bag 5, the second V-shaped grooves 501 are arranged, so that after the heat exchange annular bag 5 is heated and expanded, the second V-shaped grooves 501 are expanded to increase the contact area between the heat exchange annular bag 5 and the internal electrical component 2, so as to increase the heat exchange efficiency of the heat exchange annular bag 5, an air hole 1101 is cut in the upper end of the second liquid storage tank 11, a third filter screen 1102 is clamped on the inner wall of the air hole 1101, the benzalkonium chloride solution in the second liquid storage tank 11 can be led out under the action of atmospheric pressure by arranging the air hole 1101, and the possibility that dust enters the second liquid storage tank 11 can be reduced by arranging the third filter screen 1102.
Referring to fig. 2, the outer end of the sealing plate 15 is fixedly connected with a rubber sleeve, the inside of the sealing plate 15 is fixedly connected with a magnet block, the magnet block is attracted to the magnet ring 18, the sealing performance of the sealing plate 15 can be improved by the rubber sleeve, the sealing plate 15 can move downwards under the action of the magnet ring 18 by the magnet block, so that benzalkonium chloride solution flows out of the injection hole 13, the compression spring 16 is made of stainless steel, the surface of the compression spring 16 is coated with anti-rust paint, the compression spring 16 is made of stainless steel and coated with the anti-rust paint on the surface of the compression spring, the compression spring 16 is not easy to rust in a long-term use process, and the service life of the compression spring 16 is prolonged.
A use method of a heat dissipation device of an electric power cabinet based on a principle of expansion with heat and contraction with cold comprises the following steps:
s1, transferring heat emitted by the internal electrical component 2 to ammonia water in the first liquid storage tank 3 through the heat-conducting aluminum rod 4, so that the ammonia water is heated and decomposed to generate ammonia gas, and the ammonia gas with water vapor rises to enter the heat exchange annular bag 5;
s2, before the ammonia gas passes through the first through hole 6, through repeated extension and contraction of the electric push rod 8 and through the release of benzalkonium chloride solution in the second liquid storage tank 11, after the airflow passes through the airflow perforation 10, through the hydrophilicity of benzalkonium chloride, a plurality of bubbles with different sizes similar to soap bubbles can be generated;
s3, when the air bubble enters the heat exchange annular bag 5, the air bubble fills the first V-shaped groove 19 by the action of the micro fluff 20 in the first V-shaped groove 19, and the air bubble is broken along with the continuous rise of the temperature after the heat exchange annular bag 5 is heated, so as to cool the internal electrical component 2.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an electric power cabinet heat abstractor based on expend with heat and contract with cold principle, includes electric power cabinet main part (1), inside fixedly connected with of electric power cabinet main part (1) inside electric components (2), its characterized in that: the electric power cabinet is characterized in that a first liquid storage tank (3) is fixedly connected to the inner bottom end of the electric power cabinet main body (1), ammonia water is filled in the first liquid storage tank (3), a heat-conducting aluminum rod (4) is fixedly connected to the bottom end of the internal electric component (2), the heat-conducting aluminum rod (4) penetrates through the first liquid storage tank (3), one end, far away from the internal electric component (2), of the heat-conducting aluminum rod is located in the first liquid storage tank (3), the heat-conducting aluminum rod (4) is soaked in the ammonia water, a pair of heat-exchanging annular bags (5) are fixedly connected to the upper end of the first liquid storage tank (3), the heat-exchanging annular bags (5) are located on the outer side of the internal electric component (2), a plurality of uniformly-distributed first through holes (6) are formed in the upper end of the first liquid storage tank (3), a plurality of uniformly-distributed second through holes (7) are formed in the bottom end of the heat-exchanging annular bags, equal fixedly connected with electric putter (8) of inner wall about first liquid reserve tank (3), the power take off end fixedly connected with a plurality of evenly distributed's screening board (9) of electric putter (8), it has air current perforation (10) to open chisel on screening board (9) upper end.
2. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the electric power cabinet is characterized in that a second liquid storage tank (11) is fixedly connected to the left inner wall and the right inner wall of the electric power cabinet main body (1), benzalkonium chloride solution is filled in the second liquid storage tank (11), the second liquid storage tank (11) is located between the internal electric component (2) and the first liquid storage tank (3), a connecting pipe (12) is fixedly connected to the bottom end of the second liquid storage tank (11), the connecting pipe (12) is fixedly connected with the first liquid storage tank (3), a pair of injection holes (13) communicated with the first through hole (6) are formed in the upper end of the first liquid storage tank (3), the injection holes (13) are communicated with the connecting pipe (12), an accommodating groove (14) is formed in the inner wall of the injection holes (13), a sealing plate (15) is inserted in the accommodating groove (14), and a compression spring (16) is fixedly connected between the sealing plate (15) and the inner bottom end of the accommodating groove (14), the injection hole (13) inner wall fixedly connected with first filter screen (17), first filter screen (17) are located the closing plate (15) outside, screening plate (9) upper end fixedly connected with magnet ring (18), magnet ring (18) are located first liquid reserve tank (3) and offset with first liquid reserve tank (3) interior top.
3. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the inner arc inner wall of heat exchange annular bag (5) cuts first V-arrangement groove (19) that have a plurality of evenly distributed, a plurality of evenly distributed's fine hair (20) of first V-arrangement groove (19) inner wall fixedly connected with, the equal fixedly connected with side direction gasbag (21), two of inner wall about heat exchange annular bag (5) the one end that side direction gasbag (21) are close to each other all sets up into wavy.
4. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the upper end of the electric cabinet main body (1) is provided with a ventilation hole (101), and the inner wall of the ventilation hole (101) is clamped with a second filter screen (102).
5. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: an adding hole is formed in the upper end of the first liquid storage tank (3) in a chiseled mode, and the adding hole is connected with a sealing plug (301) in a threaded mode.
6. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the inner annular wall of the heat exchange annular bag (5) is provided with a plurality of second V-shaped grooves (501) which are uniformly distributed.
7. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 2, wherein: the upper end of the second liquid storage tank (11) is provided with a vent hole (1101), and the inner wall of the vent hole (1101) is clamped with a third filter screen (1102).
8. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 2, wherein: the outer end of the sealing plate (15) is fixedly connected with a rubber sleeve, the inside of the sealing plate (15) is fixedly connected with a magnet block, and the magnet block is attracted with the magnet ring (18).
9. The electric power cabinet heat dissipation device based on the principle of expansion with heat and contraction with cold as claimed in claim 2, wherein: the compression spring (16) is made of stainless steel, and the surface of the compression spring (16) is coated with antirust paint.
10. The use method of the heat dissipation device for the power cabinet based on the principle of expansion with heat and contraction with cold as claimed in any one of claims 1 to 9, wherein: the method comprises the following steps:
s1, transferring heat emitted by the internal electrical component (2) to ammonia water in the first liquid storage tank (3) through the heat-conducting aluminum rod (4), so that the ammonia water is heated and decomposed to generate ammonia gas, and the ammonia gas with water vapor rises to enter the heat exchange annular bag (5);
s2, before the ammonia gas passes through the first through hole (6), through repeated extension and shortening of the electric push rod (8) and through release of benzalkonium chloride solution in the second liquid storage tank (11), the air flow can generate a plurality of bubbles which are different in size and similar to soap bubbles through the hydrophilicity of benzalkonium chloride after passing through the air flow perforation (10);
s3, when the air bubbles enter the heat exchange annular bag (5), the air bubbles fill the first V-shaped groove (19) under the action of the micro fluff (20) in the first V-shaped groove (19), and the air bubbles are broken along with the continuous rise of the temperature after the heat exchange annular bag (5) is heated, so that the internal electrical component (2) is cooled.
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| CN202010400988.6A CN111447810A (en) | 2020-05-13 | 2020-05-13 | Electric power cabinet heat abstractor based on expend with heat and contract with cold principle |
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| CN202010400988.6A CN111447810A (en) | 2020-05-13 | 2020-05-13 | Electric power cabinet heat abstractor based on expend with heat and contract with cold principle |
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|---|---|---|---|---|
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| CN118164560A (en) * | 2024-05-13 | 2024-06-11 | 河南顺昇环保设备有限公司 | Boiler pollutant heat energy grading utilization device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209946815U (en) * | 2019-06-19 | 2020-01-14 | 江西科技学院 | An all-in-one computer uses a heat sink |
| CN110888501A (en) * | 2019-11-18 | 2020-03-17 | 湖南信息职业技术学院 | A computer motherboard reinforcement device with both heat dissipation and dust resistance |
-
2020
- 2020-05-13 CN CN202010400988.6A patent/CN111447810A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209946815U (en) * | 2019-06-19 | 2020-01-14 | 江西科技学院 | An all-in-one computer uses a heat sink |
| CN110888501A (en) * | 2019-11-18 | 2020-03-17 | 湖南信息职业技术学院 | A computer motherboard reinforcement device with both heat dissipation and dust resistance |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265319A (en) * | 2020-09-29 | 2021-01-26 | 高友根 | Soybean oil pressure squeezed oil protection device utilizing thermal expansion effect |
| CN112265319B (en) * | 2020-09-29 | 2021-08-03 | 青岛靓晨植物油有限公司 | Soybean oil pressure squeezed oil protection device utilizing thermal expansion effect |
| CN117683581A (en) * | 2023-12-25 | 2024-03-12 | 青岛品品好粮油集团有限公司 | Production process and device capable of keeping aroma of aromatic peanut oil fresh |
| CN118164560A (en) * | 2024-05-13 | 2024-06-11 | 河南顺昇环保设备有限公司 | Boiler pollutant heat energy grading utilization device |
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Application publication date: 20200724 |