CN112332270A

CN112332270A - Heat dissipation device for power distribution cabinet of electrical engineering

Info

Publication number: CN112332270A
Application number: CN202010292054.5A
Authority: CN
Inventors: 梁满顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-02-05

Abstract

The invention relates to the technical field of heat dissipation of power distribution cabinets, and discloses a heat dissipation device of a power distribution cabinet for electrical engineering. This electrical engineering switch board heat abstractor, through starting the air exhauster, the air suction of the internal portion of cabinet of exhaust column, thereby get into the heat exchange tube through the air exhauster entering connecting pipe, the air in the heat exchange tube passes through the water tank, make air cooling back sent into the ventilation pipe by the blast pipe, thereby air after the cooling makes the switch board cooling more thorough from the blowout of tuyere, if the temperature of cooling water tank risees many times, make the temperature decline after the circular telegram of semiconductor refrigeration piece, can cause the circulation of air like this, it is more perfect to make the heat abstractor dispel the heat.

Description

Heat dissipation device for power distribution cabinet of electrical engineering

Technical Field

The invention relates to the technical field of heat dissipation of power distribution cabinets, in particular to a heat dissipation device of a power distribution cabinet for electrical engineering.

Background

The power distribution cabinet, the lighting distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in occasions with dispersed loads and less loops, the motor control center is used in occasions with concentrated loads and more loops, the power distribution cabinet distributes electric energy of a certain circuit of previous-stage power distribution equipment to nearby loads, and the equipment of the stage provides protection, monitoring and control for the loads.

In the electrical engineering application, the importance of switch board can't say, however because of there being a large amount of electric elements in it, produce a large amount of heats, make the temperature in the switch board rise, current switch board mostly uses the louvre heat dissipation, make its inside temperature can not in time distribute away, lead to inside burning out easily, and the louvre advances the dust and takes place to block up, it is more difficult to make the switch board heat dissipation very easily not clear for a long time, so proposed an electrical engineering switch board heat abstractor and solved the above-mentioned problem that proposes.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the heat dissipation device for the power distribution cabinet in electrical engineering, which has the advantages of convenience in dust removal, good heat dissipation and the like, and solves the problems that most of the existing power distribution cabinets use heat dissipation holes for heat dissipation, so that the internal temperature cannot be dissipated timely, the internal part is easily burnt out, dust enters the heat dissipation holes to be blocked, and the heat dissipation of the power distribution cabinet is difficult easily to dissipate heat for a long time without being cleaned.

(II) technical scheme

In order to achieve the purposes of convenient dust removal and good heat dissipation, the invention provides the following technical scheme: a heat dissipation device of an electrical engineering power distribution cabinet comprises a cabinet body, wherein the left side wall and the right side wall of an inner cavity of the cabinet body are fixedly connected with partition plates, the left side wall and the right side wall of the inner cavity of the cabinet body are fixedly connected with ventilation pipes, the left side wall and the right side wall of the inner cavity of the cabinet body are both fixedly connected with net plates, a supporting plate is fixedly arranged between the two opposite sides of the net plates, a water tank is fixedly arranged on the inner top wall of the cabinet body, a water pumping pipe is fixedly connected to the left bottom of the water tank, a semiconductor refrigerating sheet is fixedly arranged on the inner top wall of the water tank, an exhaust fan is fixedly arranged on the inner top wall of the cabinet body, one end of the right side of the exhaust fan is fixedly connected with an exhaust pipe, one end of the right side of, the bottom and the ventilation pipe fixed connection of blast pipe, the bottom fixed mounting of ventilation pipe has the blowout mouth, the equal fixed mounting in bottom of the cabinet body left and right sides has the dust screen, the bottom fixed mounting of the cabinet body has the bearing wheel that quantity is two, the positive movable mounting of the cabinet body has first dodge gate, the positive fixed mounting of first dodge gate has the observation window, the positive movable mounting of the cabinet body has the second dodge gate that is located first dodge gate below.

Preferably, the number of the air injection openings is not less than seven, and the air injection openings are distributed at equal intervals.

Preferably, the blast pipe is Z-shaped, a first through hole is formed in the left side inside the partition plate, and the diameter of the blast pipe is matched with that of the first through hole.

Preferably, the exhaust pipe is L-shaped, the right side inside the partition board is provided with a second through hole, and the diameter of the exhaust pipe is matched with that of the second through hole.

Preferably, a third through hole is formed in the bottom of the left side of the water tank, the diameter of the third through hole is matched with that of the water pumping pipe, and a valve is fixedly mounted on the outer side of the water pumping pipe.

Preferably, the two mesh plates have the same size and are symmetrical left and right, and the heat exchange tube is snakelike and made of copper.

(III) advantageous effects

Compared with the prior art, the invention provides a heat dissipation device for a power distribution cabinet of electrical engineering, which has the following beneficial effects:

1. this electrical engineering switch board heat abstractor, through starting the air exhauster, the air suction of the internal portion of cabinet of exhaust column, thereby get into the heat exchange tube through the air exhauster entering connecting pipe, the air in the heat exchange tube passes through the water tank, make air cooling back sent into the ventilation pipe by the blast pipe, thereby air after the cooling makes the switch board cooling more thorough from the blowout of tuyere, if the temperature of cooling water tank risees many times, make the temperature decline after the circular telegram of semiconductor refrigeration piece, can cause the circulation of air like this, it is more perfect to make the heat abstractor dispel the heat.

2. This electrical engineering switch board heat abstractor, the bottom of the cabinet body is insufflated through the otter board of backup pad both sides to the dust of the inside production of switch board through the cold air of wind spout mouth spun, and two dust screens of the cabinet body bottom left and right sides can block external dust, when needs clearance inside dust, open the direct clearance dust of second dodge gate alright.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention.

In the figure: the device comprises a cabinet body 1, an air supply pipe 2, a water pumping pipe 3, a water tank 4, a heat exchange pipe 5, a semiconductor refrigerating sheet 6, an observation window 7, a connecting pipe 8, an exhaust fan 9, an air pumping pipe 10, a partition plate 11, an air injection port 12, a ventilation pipe 13, a supporting plate 14, a dust screen 15, a bearing wheel 16, a mesh plate 17, a first movable door 18 and a second movable door 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a heat dissipation device for a power distribution cabinet of electrical engineering comprises a cabinet body 1, wherein a partition plate 11 is fixedly connected to the left side wall and the right side wall of an inner cavity of the cabinet body 1, a ventilation pipe 13 is fixedly connected to the left side wall and the right side wall of the inner cavity of the cabinet body 1, net plates 17 are fixedly connected to the left side wall and the right side wall of the inner cavity of the cabinet body 1, the two net plates 17 are identical in size and symmetrical in left and right, a support plate 14 is fixedly installed between the opposite sides of the two net plates 17, a water tank 4 is fixedly installed on the top wall of the inner cavity of the cabinet body 1, a water pumping pipe 3 is fixedly connected to the left bottom of the water tank 4, a third through hole is formed in the left bottom of the water tank 4, the diameter of the third through hole is matched with, the right side of the exhaust fan 9 is fixedly connected with an exhaust pipe 10, one end of the exhaust pipe 10 penetrates through and extends to the partition plate 11, the exhaust pipe 10 is L-shaped, the right side inside the partition plate 11 is provided with a second through hole, the diameter of the exhaust pipe 10 is matched with that of the second through hole, the left side of the exhaust fan 9 is fixedly connected with a connecting pipe 8, the left side of the connecting pipe 8 is fixedly connected with a heat exchange pipe 5, one end of the heat exchange pipe 5 is snakelike and made of copper, the bottom of the heat exchange pipe 5 is fixedly connected with an air supply pipe 2, one end of the air supply pipe 2 penetrates through and extends to the partition plate 11, the air supply pipe 2 is Z-shaped, the left side inside the partition plate 11 is provided with a first through hole, the diameter of the air supply pipe 2 is matched with that of the first through hole, the bottom of the air supply pipe 2 is, the air injection ports 12 are distributed equidistantly, dust screens 15 are fixedly mounted at the bottoms of the left side and the right side of the cabinet body 1, two bearing wheels 16 are fixedly mounted at the bottom of the cabinet body 1, a first movable door 18 is movably mounted on the front of the cabinet body 1, an observation window 7 is fixedly mounted on the front of the first movable door 18, and a second movable door 19 located below the first movable door 18 is movably mounted on the front of the cabinet body 1.

When the dust-collecting type heat exchanger is used, the exhaust fan 9 is started, the air in the cabinet body 1 is sucked by the exhaust pipe 10, the air enters the connecting pipe 8 through the exhaust fan 9 to reach the heat exchange pipe 5, the air in the heat exchange pipe 5 passes through the water tank 4, the air is cooled and then is sent into the ventilation pipe 13 by the air supply pipe 2, so that the cooled air is sprayed out from the air injection port 12 to ensure that the temperature of the power distribution cabinet is more thoroughly reduced, if the temperature of the water tank 4 is raised for a plurality of times, the motor 7 is started, the temperature of the water is reduced by the semiconductor refrigerating sheet 6 connected with the output shaft of the motor 7, the circulation of the air can be caused, when the power distribution cabinet is used for a plurality of times, the dust generated by the power distribution cabinet is blown into the bottom of the cabinet body 1 through the mesh plates 17 on the two sides of the supporting plate, the second movable door 19 is opened to clean dust directly.

In conclusion, the heat dissipation device of the power distribution cabinet for electrical engineering starts the exhaust fan 9, the exhaust pipe 10 pumps air inside the cabinet body 1, the air enters the connecting pipe 8 through the exhaust fan 9 to reach the heat exchange pipe 5, the air in the heat exchange pipe 5 passes through the water tank 4, the air is cooled and then is sent into the ventilation pipe 13 through the air supply pipe 2, the cooled air is sprayed out from the air injection port 12, so that the power distribution cabinet is cooled more thoroughly, if the temperature of the water tank 4 rises for a plurality of times during cooling, the temperature of the semiconductor refrigeration sheet 6 is reduced after being electrified, so that the circulation of the air can be caused, the heat dissipation of the heat dissipation device is more perfect, in addition, cold air sprayed out from the air injection port 12 blows dust generated inside the power distribution cabinet into the bottom of the cabinet body 1 through the net plates 17 on the two sides of the supporting plate 14, the two dustproof, open 19 direct clearance dust of second dodge gate alright, solved the heat dissipation of the most louvres that use of current switch board, make its inside temperature can not in time distribute away, lead to inside burning out easily to the louvre advances the dust and takes place to block up, does not clear up the problem that makes the switch board heat dissipation more difficult very easily for a long time.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electrical engineering switch board heat abstractor, includes the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including the cabinet body (1), the left and right sides wall fixedly connected with baffle (11) of the cabinet body (1) inner chamber, the left and right sides wall fixedly connected with ventilation pipe (13) of the cabinet body (1) inner chamber, the equal fixedly connected with otter board (17) of the left and right sides wall of the cabinet body (1) inner chamber, two fixedly mounted has backup pad (14) between the relative one side of otter board (17), roof fixed mounting has water tank (4) in the cabinet body (1), the left bottom fixedly connected with drinking-water pipe (3) of water tank (4), the interior roof fixed mounting of water tank (4) has semiconductor refrigeration piece (6), roof fixed mounting has air exhauster (9) in the cabinet body (1), the right side fixedly connected with one end of air exhauster (9) runs through and extends to exhaust column (10) of baffle (, the left side of the connecting pipe (8) is fixedly connected with a heat exchange pipe (5) with one end penetrating and extending to the inside of the water tank (4), the bottom of the heat exchange tube (5) is fixedly connected with an air supply tube (2) with one end penetrating and extending to the clapboard (11), the bottom of the blast pipe (2) is fixedly connected with a ventilation pipe (13), the bottom of the ventilation pipe (13) is fixedly provided with an air injection opening (12), dust screens (15) are fixedly arranged at the bottoms of the left side and the right side of the cabinet body (1), two bearing wheels (16) are fixedly arranged at the bottom of the cabinet body (1), a first movable door (18) is movably arranged on the front surface of the cabinet body (1), an observation window (7) is fixedly arranged on the front surface of the first movable door (18), the front surface of the cabinet body (1) is movably provided with a second movable door (19) positioned below the first movable door (18).

2. The heat dissipation device for the power distribution cabinet in the electrical engineering according to claim 1, wherein: the number of the air injection ports (12) is not less than seven, and the air injection ports (12) are distributed at equal intervals.

3. The heat dissipation device for the power distribution cabinet in the electrical engineering according to claim 1, wherein: the air supply pipe (2) is Z-shaped, a first through hole is formed in the left side of the inner portion of the partition plate (11), and the diameter of the air supply pipe (2) is matched with that of the first through hole.

4. The heat dissipation device for the power distribution cabinet in the electrical engineering according to claim 1, wherein: the exhaust pipe (10) is L-shaped, a second through hole is formed in the right side of the inner portion of the partition plate (11), and the diameter of the exhaust pipe (10) is matched with that of the second through hole.

5. The heat dissipation device for the power distribution cabinet in the electrical engineering according to claim 1, wherein: the third through hole has been seted up to the left bottom of water tank (4), and the diameter of third through hole and the diameter looks adaptation of drinking-water pipe (3), the outside fixed mounting of drinking-water pipe (3) has the valve.

6. The heat dissipation device for the power distribution cabinet in the electrical engineering according to claim 1, wherein: two otter board (17) the same and bilateral symmetry of size, heat exchange tube (5) shape is snakelike and the material is copper.