LU504313B1 - Energy-saving heat dissipation device of automatic control cabinet for thermal power plant - Google Patents

Energy-saving heat dissipation device of automatic control cabinet for thermal power plant

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Publication number
LU504313B1
LU504313B1 LU504313A LU504313A LU504313B1 LU 504313 B1 LU504313 B1 LU 504313B1 LU 504313 A LU504313 A LU 504313A LU 504313 A LU504313 A LU 504313A LU 504313 B1 LU504313 B1 LU 504313B1
Authority
LU
Luxembourg
Prior art keywords
heat dissipation
movable
fixing frame
dust
energy
Prior art date
Application number
LU504313A
Other languages
German (de)
Inventor
Quan Jin
Huajun Zhang
Xuantong Li
Xuan Dai
Ligang Jiao
Lianqi Wang
Songtao Yu
Zhenyuan Xu
Liyong Yang
Original Assignee
Huaneng Power Int Inc Dandong Power Plant
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 Huaneng Power Int Inc Dandong Power Plant filed Critical Huaneng Power Int Inc Dandong Power Plant
Application granted granted Critical
Publication of LU504313B1 publication Critical patent/LU504313B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/0233—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with air flow channels
    • F28D1/024—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with air flow channels with an air driving element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G3/00—Rotary appliances
    • F28G3/04—Rotary appliances having brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0028—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cooling heat generating elements, e.g. for cooling electronic components or electric devices
    • F28D2021/0029—Heat sinks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0028—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cooling heat generating elements, e.g. for cooling electronic components or electric devices
    • F28D2021/0031—Radiators for recooling a coolant of cooling systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

An energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant is provided according to the present application, which includes a cabinet body, where a heat dissipation opening is provided at each of two sides of the cabinet body, a heat dissipation mesh is embedded inside each of the heat dissipation openings, an upper exhaust opening is provided on a top surface of the cabinet body, a movable heat dissipation mechanism is provided outside each of the heat dissipation openings, and an upper exhaust mechanism is provided on the top surface of the cabinet body. According to the present application, when a position of a cooling fan is adjusted through the movable heat dissipation mechanism, a cleaning roller is driven to rotate, so that an outer surface of a dust-proof grille is automatically cleaned, avoiding an unsatisfactory heat dissipation effect caused by grille holes being covered by dust and then a subsequent air intake being affected, thereby improving the overall heat dissipation effect. When an internal temperature is too high, evaporation liquid in an evaporation box is converted from a liquid state to a gaseous state, so that a jacking column is pushed to rise and the heat inside the cabinet body is discharged from the top, thereby further improving the heat dissipation effect.

Description

ENERGY-SAVING HEAT DISSIPATION DEVICE OF AUTOMATIC CONTROL
CABINET FOR THERMAL POWER PLANT
FIELD
[0001] The present application relates to the technical field of energy-saving heat dissipation equipment for a thermal power plant, in particular to an energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant.
BACKGROUND
[0002] An energy-saving heat dissipation device of an automatic control cabinet is an air- cooled heat dissipation device, which takes away the heat absorbed by a radiator through a fan.
[0003] The patent document No. CN202122432258.7 discloses an energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant, which includes a control cabinet and an electrical cabinet used for controlling electrical devices and switches, a motor is provided at one side of the control cabinet and serves as a driving energy source, a rotating rod is fixedly connected to one side of the motor, and a fan blade is connected to one side of the rotating rod.
[0004] Although a heat dissipation function can be realized with the above patent, the following defects still exist.
[0005] Firstly, in the process of heat dissipation, external cold air needs to be continuously blown into a cabinet body by the fan blade, and there is a lot of dust in the external air, which leads to a ventilation hole being covered with dust after the long-term use, preventing the blowing of the external cold air, thereby affecting the overall heat dissipation effect.
[0006] Secondly, when a temperature inside the cabinet body is too high, it is difficult to immediately dissipate the heat inside the cabinet body only through two sets of fan blades blowing facing one another, which leads to a heat accumulation inside the cabinet body and an unsatisfactory heat dissipation effect, and the high temperature leads to the damage of internal components, thereby resulting in the poor implementation.
SUMMARY
[0007] For the above problems, an energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant 1s provided according to the present application, to solve the above technical problems proposed in the conventional technology that air inlet holes being covered with dust affects the air cooling effect, and the hot air inside the cabinet body is difficult to dissipate.
[0008] In order to achieve the above objects, the following technical solutions are provided according to the present application. An energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant includes a cabinet body, where a heat dissipation opening is provided at each of two sides of the cabinet body, a heat dissipation mesh is embedded inside each of the heat dissipation openings, an upper exhaust opening is provided on a top surface of the cabinet body, a movable heat dissipation mechanism is provided outside each of the heat dissipation openings, and an upper exhaust mechanism is provided on the top surface of the cabinet body.
[0009] In an embodiment, the movable heat dissipation mechanism includes a heat dissipation fixing frame, a movable lead screw is provided at a middle part of the heat dissipation fixing frame, where one end of the movable lead screw is rotatably connected with a middle part of a top surface of the heat dissipation fixing frame, and another end of the movable lead screw is rotatably connected with a middle part of a bottom surface of the heat dissipation fixing frame, where one end of the movable lead screw is coaxially connected with an output end of a driving motor, the driving motor is arranged on the bottom surface of the heat dissipation fixing frame, a middle part of the movable lead screw is connected with a middle part of a movable base through threads, and two sides of the movable base are slidably connected with two sides of the heat dissipation fixing frame, respectively, where a dust-proof grille is provided inside the heat dissipation fixing frame, a cleaning roller is provided at the middle part of the movable base, and a dust collection box is provided below the cleaning roller and at a lower part of the movable base.
[0010] In an embodiment, a movable guide groove is provided on each of two sides of the heat dissipation fixing frame, a limit strip is provided on an inner side of the heat dissipation fixing frame, a rack is provided on each of two sides of an outer frame of the heat dissipation fixing frame, and the racks are engaged with two ends of the cleaning roller, respectively.
[0011] In an embodiment, the movable base includes a movable barrel, the movable barrel is connected with the middle part of the movable lead screw through threads, fan mounting plates are symmetrically provided at two sides of the movable barrel, and a cooling fan is embedded in a middle part of each of the fan mounting plates, where one end of one of the fan mounting plates is slidably connected with one side of the heat dissipation fixing frame, and one end of another of the fan mounting plates is slidably connected with another side of the heat dissipation fixing frame, where a sweeping bracket is provided at one end of each of the fan mounting plates, middle parts of the sweeping brackets are rotatably connected with two ends of the cleaning roller, respectively, and lower parts of the sweeping brackets are arranged at two ends of the dust collection box, respectively.
[0012] In an embodiment, the cleaning roller includes a roller shaft, two ends of the roller shaft are rotatably connected with middle parts of two sides of the movable base, respectively, each end of the roller shaft is coaxially connected with a cleaning gear, the cleaning gears are engaged with two sides of the outer frame of the heat dissipation fixing frame, respectively, where a middle part of the roller shaft is coaxially connected with a roller body, and a sweeping brush is provided on an outer side of the roller body.
[0013] In an embodiment, a material of the sweeping brush includes, but is not limited to, thermoplastic rubber.
[0014] In an embodiment, a dust-receiving opening is provided on one side of an upper part of the dust collection box, and a lower part of the dust collection box is slidably connected with an extractable discharge plate.
[0015] In an embodiment, a dust-scraping blade is provided on one side of the dust-receiving opening, and a material of the dust-scraping blade includes, but is not limited to, polyurethane.
[0016] In an embodiment, the upper exhaust mechanism includes a closing plate, the closing plate is arranged above the upper exhaust opening; and two ends of the closing plate are arranged at execution ends of jacking units arranged at two sides of the upper exhaust opening, respectively.
[0017] In an embodiment, each of the jacking units includes a jacking column, an upper end of the jacking column is arranged at one end of the closing plate, and a lower part of the jacking column is slidably connected with a middle part of a jacking sleeve, where a top surface of the jacking sleeve is arranged at an inner top surface of the cabinet body, a bottom surface of the jacking sleeve is arranged at an outlet of an evaporation box, and evaporation liquid is provided in the evaporation box.
[0018] Compared with the conventional technology, the present application has the following advantageous effects.
[0019] When a position of the cooling fan is adjusted through the movable heat dissipation mechanism, the cleaning roller 1s driven to rotate, so that an outer surface of the dust-proof grille is automatically cleaned, avoiding an unsatisfactory heat dissipation effect caused by grille holes being covered by dust and then a subsequent air intake being affected, thereby improving the overall heat dissipation effect. When an internal temperature is too high, evaporation liquid in the evaporation box is converted from a liquid state to a gaseous state, so that the jacking column is pushed to rise and the heat inside the cabinet body 1s discharged from the top, thereby further improving the heat dissipation effect.
BRIEF DESCRIPTION OF THE DRAWINGS
[0020] FIG. 1 is a schematic structural view of an external appearance of an energy-saving heat dissipation device according to the present application;
[0021] FIG. 2 is a schematic structural view of an external appearance of the energy-saving heat dissipation device according to the present application;
[0022] FIG. 3 is an exploded schematic view illustrating an interior structure of the energy- saving heat dissipation device according to the present application;
[0023] FIG. 4 is a schematic structural view of a movable heat dissipation mechanism according to the present application;
[0024] FIG. 5 is an exploded structural view of the movable heat dissipation mechanism according to the present application;
[0025] FIG. 6 is a schematic structural view of a heat dissipation fixing frame according to the present application;
[0026] FIG. 7 is a schematic structural view of a movable base according to the present application;
[0027] FIG. 8 is a schematic structural view of a cleaning roller according to the present application;
[0028] FIG. 9 is a schematic structural view of a dust collection box according to the present application; and
[0029] FIG. 10 is a schematic sectional view of an upper exhaust mechanism according to the present application.
[0030] Reference numerals are listed as follows: 5 1. cabinet body; 2. heat dissipation opening; 3. heat dissipation mesh; 4. upper exhaust opening, 5. movable heat dissipation mechanism; 51. heat dissipation fixing frame; 511. movable guide groove; 512. limit strip; 513. rack; 52. movable lead screw; 53. driving motor; 54. movable base; 541. movable barrel, 542. fan mounting plate; 543. cooling fan; 544. sweeping bracket; 55. dust-proof grille; 56. cleaning roller; 561. roller shaft; 562. cleaning gear; 563. roller body; 564. sweeping brush; 57. dust collection box; 571. dust-receiving opening; 5711. dust-scraping blade; 572. extractable discharge plate; 6. upper exhaust mechanism; 61. closing plate; 62. jacking unit; 621. jacking column; 622. jacking sleeve; 623. evaporation box.
DETAILED DESCRIPTION OF THE EMBODIMENTS
[0031] In order to facilitate the understanding of the present application, the present application will be described in details with reference to the relevant drawings. Several embodiments of the present application are shown in the attached drawings. However, the present application can be implemented in different forms, and is not limited to the embodiments described in the specification. These examples are provided only to make the disclosure of the present application more thorough and comprehensive.
[0032] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly fixed on the another element or through an intermediate element.
When an element is described as being "connected" to another element, it may be directly connected to the another element or through an intermediate element. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this specification are for illustrative purposes only.
[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the technical field of the present application. Terms used in the specification of the present application are only used to describe particular embodiments but are not aimed to limit the present application. The term "and/or" as used herein includes any and all combinations of one or more related listed items.
[0034] In an embodiment, specifically, referring to FIG. 1 to FIG. 3, an energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant includes a cabinet body 1. A heat dissipation opening 2 is provided at each of two sides of the cabinet body 1. A heat dissipation mesh 3 is embedded inside each of the heat dissipation openings. An upper exhaust opening 4 is provided on a top surface of the cabinet body 1. A movable heat dissipation mechanism 5 is provided outside each of the heat dissipation openings 2. An upper exhaust mechanism 6 is provided on the top surface of the cabinet body 1.
[0035] In an embodiment, specifically, referring to FIG. 4 to FIG. 5. The movable heat dissipation mechanism 5 includes a heat dissipation fixing frame 51, a movable lead screw 52 is provided at a middle part of the heat dissipation fixing frame 51. One end of the movable lead screw 52 is rotatably connected with a middle part of a top surface of the heat dissipation fixing frame 51, and another end of the movable lead screw 52 is rotatably connected with a middle part of a bottom surface of the heat dissipation fixing frame 51. One end of the movable lead screw 52 is coaxially connected with an output end of a driving motor 53, and the driving motor 53 is arranged on the bottom surface of the heat dissipation fixing frame 51.
A middle part of the movable lead screw 52 is connected with a middle part of a movable base 54 through threads, and two sides of the movable base 54 are slidably connected with two sides of the heat dissipation fixing frame 51, respectively. A dust-proof grille 55 is provided inside the heat dissipation fixing frame 51, and a cleaning roller 56 is provided at the middle part of the movable base 54. A dust collection box 57 1s provided below the cleaning roller 56 and at a lower part of the movable base 54. In this design, the movable lead screw 52 is driven to rotate by the driving motor 53, and the movable base 54 is driven to move up and down through the thread cooperation between the movable base 54 and the movable lead screw 52, so as to specifically perform heat dissipation for different areas within the cabinet body 1.
[0036] Specifically, referring to FIG. 6, a movable guide groove 511 is provided on each of two sides of the heat dissipation fixing frame 51, and a limit strip 512 is provided on an inner side of the heat dissipation fixing frame 51. A rack 513 is provided on each of two sides of an outer frame of the heat dissipation fixing frame 51, and the racks 513 are engaged with two ends of the cleaning roller 56, respectively. In this design, in the process of the movable base 54 moving up and down, the cleaning roller 56 is driven to rotate through the engagement of the racks 513 with two ends of the cleaning roller 56, to clean the dust accumulated on the dust-proof grille 55.
[0037] Specifically, referring to FIG 7, the movable base 54 includes a movable barrel 541, and the movable barrel 541 is connected with the middle part of the movable lead screw 52 through threads. Fan mounting plates 542 are symmetrically provided at two sides of the movable barrel 541, and a cooling fan 543 is embedded in a middle part of each of the fan mounting plates 542. One end of one of the fan mounting plates 542 is slidably connected with one side of the heat dissipation fixing frame 51, and one end of another of the fan mounting plates 542 is slidably connected with another side of the heat dissipation fixing frame 51. A sweeping bracket 544 is provided at one end of each of the fan mounting plates 542, and middle parts of the sweeping brackets 544 are rotatably connected with two ends of the cleaning roller 56, respectively. Lower parts of the sweeping brackets 544 are arranged at two ends of the dust collection box 57, respectively, so that the dust cleaned by the cleaning roller 56 falls into the dust collection box 57 for collection, thereby reducing raised dust.
[0038] Specifically, referring to FIG. 8, the cleaning roller 56 includes a roller shaft 561, two ends of the roller shaft 561 are rotatably connected with middle parts of two sides of the movable base 54, respectively, each end of the roller shaft 561 is coaxially connected with a cleaning gear 562, and the cleaning gears 562 are engaged with two sides of an outer frame of the heat dissipation fixing frame 51, respectively. A middle part of the roller shaft 561 is coaxially connected with a roller body 563, and a sweeping brush 564 is provided on an outer side of the roller body 563. A material of the sweeping brush 564 includes, but is not limited to, thermoplastic rubber. The diameter of the cleaning gear 562 is smaller than that of the roller body 563, so that the movement speed of the sweeping brush 564 is greater than the vertical movement speed of the movable base 54.
[0039] Specifically, referring to FIG. 9, a dust-receiving opening 571 is provided on one side of an upper part of the dust collection box 57, and a lower part of the dust collection box 57 is slidably connected with an extractable discharge plate 572. A dust-scraping blade 5711 is provided on one side of the dust-receiving opening 571, and a material of the dust-scraping blade includes, but is not limited to, polyurethane. In this design, the dust that has been swept on the dust-proof grille 55 but has not fallen is scraped by the dust-scraping blade 5711, so that the dust falls into the dust-receiving opening 571.
[0040] In an embodiment, specifically referring to FIG. 10, the upper exhaust mechanism 6 includes a closing plate 61, and the closing plate 61 is arranged above the upper exhaust opening 4. Two ends of the closing plate 61 are arranged at execution ends of jacking units 62 arranged at two sides of the upper exhaust opening 4, respectively. Each of the jacking units 62 includes a jacking column 621, an upper end of the jacking column 621 is arranged at one end of the closing plate 61, and a lower part of the jacking column 621 is slidably connected with a middle part of a jacking sleeve 622, where a top surface of the jacking sleeve 622 is arranged at an inner top surface of the cabinet body 1, and a bottom surface of the jacking sleeve 622 is arranged at an outlet of an evaporation box 623. Evaporation liquid is provided in the evaporation box 623. When a temperature inside the cabinet body 1 is too high, the evaporation liquid in the evaporation box 623 is converted from a liquid state to a gaseous state, so that the jacking column 621 is pushed to rise, and the heat inside the cabinet body 1 is discharged from the upper exhaust opening 4 on the top.
[0041] The principle of operation is as follows. Firstly, the movable lead screw 52 is driven to rotate by the driving motor 53, and the movable base 54 is driven to move up and down through the thread cooperation between the movable base 54 and the movable lead screw 52, so as to specifically perform heat dissipation for different areas in the cabinet body 1.
Secondly, in the process of the movable base 54 moving up and down, the cleaning roller 56 is driven to rotate through the engagement of the racks 513 with two ends of the cleaning roller 56, so as to sweep the dust accumulated on the dust-proof grille 55. Thirdly, the dust swept by the cleaning roller 56 falls into the dust box 57 for collection, so as to reduce the raised dust. The dust that has been swept on the dust-proof grille 55 but has not fallen is scraped by the dust-scraping blade 5711, so that the dust falls into the dust-receiving opening 571. Finally, when the temperature inside the cabinet body 1 is too high, the evaporation liquid in the evaporation box 623 is converted from a liquid state to a gaseous state, so that the jacking column 621 is pushed to rise and the heat inside the cabinet body 1 is discharged from the upper exhaust opening 4 on the top.
[0042] The present application is exemplary described above in combination with the attached drawings. Apparently, the specific implementation of the present application is not limited by the above methods. Any non-substantive improvements on the basis of the method concept and technical solutions of the present application, and any applications of the concept and technical solutions of the present application to other occasions without improvement, fall within the scope of protection of the present application.

Claims (10)

1. An energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant, comprising a cabinet body (1), wherein a heat dissipation opening (2) 1s provided at each of two sides of the cabinet body (1), a heat dissipation mesh (3) is embedded inside each of the heat dissipation openings (2), an upper exhaust opening (4) is provided on a top surface of the cabinet body (1), a movable heat dissipation mechanism (5) is provided outside each of the heat dissipation openings (2), and an upper exhaust mechanism (6) is provided on the top surface of the cabinet body (1).
2. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 1, wherein the movable heat dissipation mechanism (5) comprises a heat dissipation fixing frame (51), a movable lead screw (52) is provided at a middle part of the heat dissipation fixing frame (51), wherein one end of the movable lead screw (52) is rotatably connected with a middle part of a top surface of the heat dissipation fixing frame (51), and another end of the movable lead screw (52) 1s rotatably connected with a middle part of a bottom surface of the heat dissipation fixing frame (51), wherein one end of the movable lead screw (52) is coaxially connected with an output end of a driving motor (53), the driving motor (53) is arranged on the bottom surface of the heat dissipation fixing frame (51), a middle part of the movable lead screw (52) is connected with a middle part of a movable base (54) through threads, and two sides of the movable base (54) are slidably connected with two sides of the heat dissipation fixing frame (51), respectively, wherein a dust-proof grille (55) is provided inside the heat dissipation fixing frame (51), a cleaning roller (56) is provided at the middle part of the movable base (54), and a dust collection box (57)1s provided below the cleaning roller (56) and at a lower part of the movable base (54).
3. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 2, wherein a movable guide groove (511) is provided on each of two sides of the heat dissipation fixing frame (51), a limit strip (512) is provided on an inner side of the heat dissipation fixing frame (51), a rack (513) is provided on each of two sides of an outer frame of the heat dissipation fixing frame (51), and the racks (513) are engaged with two ends of the cleaning roller (56), respectively.
4. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 2, wherein the movable base (54) comprises a movable barrel (541), the movable barrel (514) is connected with the middle part of the movable lead screw (52) through threads, fan mounting plates (542) are symmetrically provided at two sides of the movable barrel (541), and a cooling fan (543) is embedded in a middle part of each of the fan mounting plates (542), wherein one end of one of the fan mounting plates (542) is slidably connected with one side of the heat dissipation fixing frame (51), and one end of another of the fan mounting plates (542) is slidably connected with another side of the heat dissipation fixing frame (51), wherein a sweeping bracket (544) is provided at one end of each of the fan mounting plates (542), middle parts of the sweeping brackets (544) are rotatably connected with two ends of the cleaning roller (56), respectively, and lower parts of the sweeping brackets (544) are arranged at two ends of the dust collection box (57), respectively.
5. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 2, wherein the cleaning roller (56) comprises a roller shaft (561), two ends of the roller shaft (561) are rotatably connected with middle parts of two sides of the movable base (54), respectively, each end of the roller shaft (561) is coaxially connected with a cleaning gear (562), the cleaning gears (562) are engaged with two sides of an outer frame of the heat dissipation fixing frame (51), respectively, wherein a middle part of the roller shaft (561) is coaxially connected with a roller body (563), and a sweeping brush (564) is provided on an outer side of the roller body (563).
6. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 5, wherein a material of the sweeping brush (564) comprises, but is not limited to, thermoplastic rubber.
7. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 2, wherein a dust-receiving opening (571) is provided on one side of an upper part of the dust collection box (57), and a lower part of the dust collection box (57) is slidably connected with an extractable discharge plate (572).
8. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 7, wherein a dust-scraping blade (5711) is provided on one side of the dust-receiving opening (571), and a material of the dust-scraping blade (5711) comprises, but is not limited to, polyurethane.
9. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 1, wherein the upper exhaust mechanism (6) comprises a closing plate (61), the closing plate (61) is arranged above the upper exhaust opening (4); and two ends of the closing plate (61) are arranged at execution ends of jacking units (62) arranged at two sides of the upper exhaust opening (4), respectively.
10. The energy-saving heat dissipation device of an automatic control cabinet for a thermal power plant according to claim 9, wherein each of the jacking units (62) comprises a jacking column (621), an upper end of the jacking column (621) is arranged at one end of the closing plate (61), and a lower part of the jacking column (621) is slidably connected with a middle part of a jacking sleeve (622), wherein a top surface of the jacking sleeve (622) is arranged at an inner top surface of the cabinet body (1), a bottom surface of the jacking sleeve (622) is arranged at an outlet of an evaporation box (623), and evaporation liquid is provided in the evaporation box (623).
LU504313A 2023-04-18 2023-05-25 Energy-saving heat dissipation device of automatic control cabinet for thermal power plant LU504313B1 (en)

Applications Claiming Priority (1)

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CN202310412399.3A CN117177520A (en) 2023-04-18 2023-04-18 An energy-saving heat dissipation device for automated control cabinets in thermal power plants

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CN114069461A (en) * 2021-12-03 2022-02-18 深圳市载宇电气技术有限公司 Novel environmental protection gas insulation totally enclosed looped netowrk cabinet
CN115764637A (en) * 2022-11-29 2023-03-07 连云港清源科技有限公司 An energy-saving and heat-dissipating frequency conversion control cabinet

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