CN111431074A - Heat dissipation device of power distribution cabinet - Google Patents

Heat dissipation device of power distribution cabinet Download PDF

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Publication number
CN111431074A
CN111431074A CN202010446123.3A CN202010446123A CN111431074A CN 111431074 A CN111431074 A CN 111431074A CN 202010446123 A CN202010446123 A CN 202010446123A CN 111431074 A CN111431074 A CN 111431074A
Authority
CN
China
Prior art keywords
heat
cavity
heat dissipation
heat conduction
power distribution
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010446123.3A
Other languages
Chinese (zh)
Inventor
袁富国
袁彩丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Jinglong Electromechanical Equipment Co ltd
Original Assignee
Guangdong Jinglong Electromechanical Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Jinglong Electromechanical Equipment Co ltd filed Critical Guangdong Jinglong Electromechanical Equipment Co ltd
Priority to CN202010446123.3A priority Critical patent/CN111431074A/en
Publication of CN111431074A publication Critical patent/CN111431074A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows

Abstract

The invention discloses a heat dissipation device of a power distribution cabinet, which comprises the power distribution cabinet, a heat conduction cavity and a heat dissipation cavity, wherein the heat conduction cavity is fixedly arranged at both ends of the power distribution cabinet, the heat dissipation cavity is fixedly arranged at the top of the power distribution cabinet, and a mesh plate is fixedly arranged at one end of the heat conduction cavity; through the heat dissipation of the cooperation of heat conduction chamber and heat dissipation chamber to realized all initiatively dispelling the heat to the different positions of switch board, thereby be different from conventional passive radiating mode, improved switch board heat abstractor's radiating efficiency.

Description

Heat dissipation device of power distribution cabinet
Technical Field
The invention belongs to the technical field of heat dissipation of power distribution cabinets, and particularly relates to a heat dissipation device of a power distribution cabinet.
Background
The distribution cabinet is a final-stage device of a distribution system and comprises a power distribution cabinet, a lighting distribution cabinet and a metering cabinet. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops, and the motor control center is used in the occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. The primary power distribution equipment is commonly called a power distribution center. They are installed centrally in substations of enterprises to distribute electric energy to subordinate distribution equipment at different sites. The primary equipment is close to the step-down transformer, so the requirement on electrical parameters is high, and the capacity of an output circuit is also high; the secondary distribution equipment is a general name of a power distribution cabinet and a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load; the final distribution equipment is collectively referred to as a lighting power distribution box. They are located far from the power supply center and are distributed small-capacity power distribution equipment.
Some of the power distribution cabinets are used indoors, some of the power distribution cabinets are used outdoors, and the power distribution cabinets which are used outdoors are called outdoor queuing cabinets. The use of outdoor switch board installs following requirement: if rain and snow prevention measures are required, grounding protection measures are required when the fence is arranged, and a corresponding heat dissipation structure is required. The heat dissipation mode of conventional switch board generally sets up to passive heat dissipation mode, to the heat that produces when some large-scale switch boards function, passive heat dissipation mode's radiating effect is limited, is difficult to guarantee the normal operation of the inside device of switch board, and the heat radiation structure in the switch board is more single, is difficult to carry out effectual heat dissipation to a plurality of positions of switch board inside, therefore we need to propose a switch board heat abstractor.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a heat dissipation device of a power distribution cabinet.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a switch board heat abstractor, includes switch board, heat conduction chamber and heat dissipation chamber, the equal fixed mounting in both ends of switch board has the heat conduction chamber, the top fixed mounting of switch board has the heat dissipation chamber, the one end fixed mounting in heat conduction chamber has the mesh board.
The utility model discloses a heat dissipation device, including heat conduction chamber, first heat radiation fin's one side lateral part fixed mounting that the heat conduction chamber is close to the switch board has vertical fan, heat conduction intracavity fixed mounting has and is the horizontal fan of horizontally, the inside upper end fixed mounting in heat conduction chamber has first heat radiation fin, first heat radiation fin is close to the one end fixedly connected with heat insulating board of switch board, the bottom fixed mounting in heat conduction chamber has second heat radiation fin, fixedly connected with main copper pipe on the second heat radiation fin, the top fixed mounting in heat dissipation chamber has radiator fan, first heat radiation fin's upper portion fixedly connected with heat conduction copper pipe, first heat radiation fin passes through heat conduction copper pipe and second heat radiation fin looks.
Preferably, first cavity grooves are formed in the two ends of the power distribution cabinet, the heat conduction cavity is fixedly installed in the first cavity grooves, the second cavity grooves are formed in the top end of the power distribution cabinet, and the heat dissipation cavity is fixedly installed in the second cavity grooves.
Preferably, the inside fixedly connected with spliced pole in heat conduction chamber, first heat radiation fin passes through spliced pole fixed mounting is inside heat conduction chamber, the inside fixedly connected with fixed block in heat conduction chamber, the horizontal fan is horizontal direction fixed mounting through the fixed block and is in heat conduction intracavity.
Preferably, the heat conduction copper pipe is sleeved with a protective shell, one end of the protective shell is fixedly connected to the upper portion of the heat conduction cavity, and the other end of the protective shell is fixedly connected to the side portion of the heat dissipation cavity.
The invention has the technical effects and advantages that: according to the heat dissipation device for the power distribution cabinet, the heat dissipation structures are arranged at the two ends and the top end of the power distribution cabinet, the heat conduction cavities at the two ends conduct heat at the side parts to the top part, and the heat dissipation cavities at the top part are used for carrying out integral heat dissipation, so that heat dissipation is carried out at different positions in the power distribution cabinet; through the heat dissipation of the cooperation of heat conduction chamber and heat dissipation chamber to realized all initiatively dispelling the heat to the different positions of switch board, thereby be different from conventional passive radiating mode, improved switch board heat abstractor's radiating efficiency.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a power distribution cabinet according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of the heat dissipation chamber of the present invention;
FIG. 3 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 4 is a flow chart illustrating a method of using the present invention.
In the figure: 1. a power distribution cabinet; 2. a first cavity groove; 3. a second cavity groove; 4. a heat conducting cavity; 5. a heat dissipation cavity; 6. a longitudinal fan; 7. a transverse fan; 8. a mesh plate; 9. a first heat radiation fin; 10. a protective shell; 11. a heat conducting copper pipe; 12. connecting columns; 13. a heat insulation plate; 14. a second heat radiation fin; 15. a main copper pipe; 16. a heat radiation fan; 17. a fixed block; 18. an air inlet; 19. and (4) a dust filter screen.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. 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.
The utility model provides a switch board heat abstractor, includes switch board 1, heat conduction chamber 4 and heat dissipation chamber 5, and the equal fixed mounting in both ends of switch board 1 has heat conduction chamber 4, and switch board 1's top fixed mounting has heat dissipation chamber 5, and the one end fixed mounting in heat conduction chamber 4 has mesh plate 8.
A longitudinal fan 6 is fixedly installed on the side portion, close to the power distribution cabinet 1, of the heat conduction cavity 4, a horizontal transverse fan 7 is fixedly installed in the heat conduction cavity 4, a first heat dissipation fin 9 is fixedly installed at the upper end inside the heat conduction cavity 4, a heat insulation plate 13 is fixedly connected to one end, close to the power distribution cabinet 1, of the first heat dissipation fin 9, a second heat dissipation fin 14 is fixedly installed at the bottom of the heat conduction cavity 4, a main copper pipe 15 is fixedly connected to the second heat dissipation fin 14, a heat dissipation fan 16 is fixedly installed at the top of the heat dissipation cavity 5, a heat conduction copper pipe 11 is fixedly connected to the upper portion of the first heat dissipation fin 9, the first heat dissipation fin 9 is fixedly connected with the second heat dissipation fin 14 through the heat conduction copper pipe 11, an air inlet 18 is fixedly installed.
Further, first chamber groove 2 has all been seted up at the both ends of switch board 1, and heat conduction chamber 4 fixed mounting has been seted up on the top of switch board 1 in first chamber groove 2, and second chamber groove 3 has been seted up to heat dissipation chamber 5 fixed mounting in second chamber groove 3.
Further, the inside fixedly connected with spliced pole 12 of heat conduction chamber 4, first heat radiation fin 9 is through spliced pole 12 fixed mounting inside heat conduction chamber 4, the inside fixedly connected with fixed block 17 of heat conduction chamber 4, and horizontal fan 7 is horizontal direction fixed mounting in heat conduction chamber 4 through fixed block 17.
Further, the outside cover of heat conduction copper pipe 11 is equipped with protective shell 10, and the one end fixed connection of protective shell 10 is on the upper portion in heat conduction chamber 4, and the other end fixed connection of protective shell 10 is at the lateral part in heat dissipation chamber 5.
Application method
S1, debugging equipment, wherein a worker firstly inspects the heat conduction cavity 4 and the heat dissipation cavity 5, so that the longitudinal fan 6, the transverse fan 7 and the heat dissipation fan 16 in the heat conduction and heat dissipation cavity can normally operate, and the main copper pipe 15, the heat conduction copper pipe 11 and the like of the heat dissipation device are correctly installed;
s2, conducting hot air, namely extracting hot air in the power distribution cabinet by a longitudinal fan in the heat conduction cavity, enabling the hot air to enter the heat conduction cavity 4 through a mesh plate 8, and then conveying the hot air in the heat conduction cavity 4 upwards by a transverse fan 7 in the heat conduction cavity 4;
s3, conducting heat by the heat conduction cavity, conducting heat to the first heat dissipation fins 9 of the heat conduction cavity 4 by the upward conveyed hot air in the heat conduction cavity 4, and conducting heat to the main copper tubes 15 and the second heat dissipation fins 14 of the heat dissipation cavity 5 by the first heat dissipation fins 9 through the heat conduction copper tubes 11;
s4, the heat dissipation cavity performs centralized heat dissipation, the heat dissipation fan at the top of the heat dissipation cavity 5 extracts hot air in the power distribution cabinet from the upper part, and meanwhile heat conducted to the main copper pipe and the second heat dissipation fins through the heat conduction cavity also performs active heat dissipation through the heat dissipation fan;
in step S1, at least two sets of the longitudinal fan 6, the transverse fan 7, and the heat dissipation fan 16 are provided, and the longitudinal fan 6, the transverse fan 7, and the heat dissipation fan 16 are all set as silent air draft fans.
In step S3, the first heat dissipation fins 9 and the second heat dissipation fins 14 are both set as dense-teeth aluminum profile heat dissipation fins.
In step S3, the main copper tube 15 and the second heat dissipation fins 14 are integrally formed.
In summary, the following steps: according to the heat dissipation device for the power distribution cabinet, the two ends and the top end of the power distribution cabinet 1 are respectively provided with the heat dissipation structure, the heat conduction cavities 4 at the two ends conduct heat at the side part to the top part, and the heat dissipation cavity 5 at the top part is used for carrying out integral heat dissipation, so that heat dissipation is carried out on different positions in the power distribution cabinet 1; according to the using method of the heat dissipation device of the power distribution cabinet, heat is dissipated through the matching of the heat conduction cavity 4 and the heat dissipation cavity 5, so that active heat dissipation is performed on different parts of the power distribution cabinet 1, and the heat dissipation efficiency of the heat dissipation device of the power distribution cabinet is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (4)

1. The utility model provides a switch board heat abstractor, includes switch board (1), heat conduction chamber (4) and heat dissipation chamber (5), its characterized in that: both ends of the power distribution cabinet (1) are fixedly provided with heat conduction cavities (4), the top of the power distribution cabinet (1) is fixedly provided with a heat dissipation cavity (5), and one end of each heat conduction cavity (4) is fixedly provided with a mesh plate (8);
the heat-conducting cavity (4) is fixedly provided with a longitudinal fan (6) close to one side of the power distribution cabinet (1), the heat-conducting cavity (4) is internally and fixedly provided with a horizontal transverse fan (7), the upper end of the interior of the heat-conducting cavity (4) is fixedly provided with a first heat-radiating fin (9), one end of the first heat-radiating fin (9) close to the power distribution cabinet (1) is fixedly connected with a heat-insulating plate (13), the bottom of the heat-conducting cavity (4) is fixedly provided with a second heat-radiating fin (14), the second heat-radiating fin (14) is fixedly connected with a main copper pipe (15), the top of the heat-radiating cavity (5) is fixedly provided with a heat-radiating fan (16), the upper part of the first heat-radiating fin (9) is fixedly connected with a heat-conducting copper pipe (11), and the first heat-radiating fin (9) is fixedly connected with, an air inlet (18) is fixedly arranged at the bottom of the heat conducting cavity (4), and a dust filtering net (19) is arranged on the air inlet (18).
2. The heat dissipation device of claim 1, wherein: first chamber groove (2) have all been seted up at the both ends of switch board (1), heat conduction chamber (4) fixed mounting in first chamber groove (2), second chamber groove (3) have been seted up on the top of switch board (1), heat dissipation chamber (5) fixed mounting in second chamber groove (3).
3. The heat dissipation device of claim 1, wherein: the heat conduction cavity is characterized in that a connecting column (12) is fixedly connected to the inside of the heat conduction cavity (4), a first heat dissipation fin (9) is fixedly installed inside the heat conduction cavity (4) through the connecting column (12), a fixing block (17) is fixedly connected to the inside of the heat conduction cavity (4), and a transverse fan (7) is fixedly installed in the heat conduction cavity (4) in the horizontal direction through the fixing block (17).
4. The heat dissipation device of claim 1, wherein: the heat conduction copper pipe is characterized in that a protective shell (10) is sleeved outside the heat conduction copper pipe (11), one end of the protective shell (10) is fixedly connected to the upper portion of the heat conduction cavity (4), and the other end of the protective shell (10) is fixedly connected to the side portion of the heat dissipation cavity (5).
CN202010446123.3A 2020-05-25 2020-05-25 Heat dissipation device of power distribution cabinet Withdrawn CN111431074A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010446123.3A CN111431074A (en) 2020-05-25 2020-05-25 Heat dissipation device of power distribution cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010446123.3A CN111431074A (en) 2020-05-25 2020-05-25 Heat dissipation device of power distribution cabinet

Publications (1)

Publication Number Publication Date
CN111431074A true CN111431074A (en) 2020-07-17

Family

ID=71553150

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010446123.3A Withdrawn CN111431074A (en) 2020-05-25 2020-05-25 Heat dissipation device of power distribution cabinet

Country Status (1)

Country Link
CN (1) CN111431074A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112152119A (en) * 2020-09-22 2020-12-29 国网山东省电力公司烟台供电公司 Closed power distribution cabinet high frequency anti-aging heat sink
CN113325937A (en) * 2021-08-03 2021-08-31 山东北工大产业园管理有限公司 Server for industrial park information management and control equipment thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112152119A (en) * 2020-09-22 2020-12-29 国网山东省电力公司烟台供电公司 Closed power distribution cabinet high frequency anti-aging heat sink
CN113325937A (en) * 2021-08-03 2021-08-31 山东北工大产业园管理有限公司 Server for industrial park information management and control equipment thereof

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Application publication date: 20200717

WW01 Invention patent application withdrawn after publication