CN111293594A - Convection heat dissipation formula switch board - Google Patents

Convection heat dissipation formula switch board Download PDF

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Publication number
CN111293594A
CN111293594A CN202010123533.4A CN202010123533A CN111293594A CN 111293594 A CN111293594 A CN 111293594A CN 202010123533 A CN202010123533 A CN 202010123533A CN 111293594 A CN111293594 A CN 111293594A
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CN
China
Prior art keywords
filter screen
cabinet body
power distribution
support frame
distribution cabinet
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Pending
Application number
CN202010123533.4A
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Chinese (zh)
Inventor
王练
廖博
廖骏波
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Yiyang Lingzhi Engineering Technology Co ltd
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Yiyang Lingzhi Engineering Technology Co ltd
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Priority to CN202010123533.4A priority Critical patent/CN111293594A/en
Publication of CN111293594A publication Critical patent/CN111293594A/en
Pending legal-status Critical Current

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    • 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
    • H02B1/28Casings; 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
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00Installations of lightning conductors; Fastening thereof to supporting structure
    • H02G13/40Connection to earth

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)

Abstract

The invention discloses a convection heat dissipation type power distribution cabinet which comprises a power distribution cabinet body, a lightning protection mechanism and a control box, wherein the power distribution cabinet body mainly comprises a cabinet body, a front door and a cabinet top, and further comprises an air inlet mechanism, an air exhaust mechanism and allochroic silica gel particles, the air inlet mechanism is arranged below the inner part of the power distribution cabinet body, the air exhaust mechanism is arranged above the inner part of the power distribution cabinet body, the control box is arranged above the air inlet mechanism, and the lightning protection mechanism penetrates through the power distribution cabinet body. The air inlet mechanism and the allochroic silica gel particles can effectively transmit air flow into the cabinet body, and carry out dehumidification and deacidification in the transmission process, and the air exhaust mechanism and the allochroic silica gel particles can convect air with higher temperature in the cabinet body out, so that the passive acid-proof convection type heat dissipation can be carried out by utilizing natural conditions, and the passive acid-proof convection type heat dissipation can also be carried out by utilizing electric energy actively.

Description

Convection heat dissipation formula switch board
Technical Field
The invention relates to the technical field of power equipment, in particular to a convection heat dissipation type power distribution cabinet.
Background
The power distribution cabinet is an electrical apparatus which assembles various electrical components in a box body and is generally arranged outdoors, because of the influence of the external environment temperature and the heating of the elements, the switch tripping phenomenon in the distribution box frequently occurs in the high-temperature season in summer, the power supply reliability is influenced, in order to cool down the power distribution cabinet, in the prior art, the cabinet body of the power distribution cabinet is generally provided with heat dissipation holes to achieve the purpose of cooling down, but if the heat dissipation holes are too small, the heat dissipation requirements cannot be met, the heat dissipation efficiency is low, if increase the area of louvre, the radiating effect can obtain improving, but has rainwater and some toy to get into the switch board easily, causes the switch board in humidity, causes the short circuit easily, and the position of some radiator installations is not good in addition, causes the heat dissipation inhomogeneous, can't satisfy the even requirement of heat dissipation, along with the increase of acid rain, also does not have the function of acid rain corrosion prevention.
Disclosure of Invention
The invention aims to solve the problems and provide a convection heat dissipation type power distribution cabinet.
The invention realizes the purpose through the following technical scheme:
the utility model provides a convection current heat dissipation formula switch board, includes switch board body, lightning-arrest mechanism, control box, the switch board body mainly comprises the cabinet body, qianmen, cabinet top, still includes air inlet mechanism, exhaust mechanism, allochroic silica gel granule, air inlet mechanism sets up this internal below of switch board, exhaust mechanism sets up the inside top of switch board body, the control box sets up air inlet mechanism top, lightning-arrest mechanism runs through the switch board body.
Preferably, the air intake mechanism comprises a lower air collecting pipe, a lower guide plate, a lower drainage plate, a lower filter plate, a first lower filter screen, a first middle filter screen, a first upper filter screen, a lower support frame, a dryer, a humidity sensor and a light rotary stop door, the lower air collecting pipe is connected with the bottom of the outer side of the cabinet body through screws, the lower guide plate is welded on the inner side of the lower air collecting pipe, the lower drainage plate is arranged above the lower guide plate and is welded with the lower air collecting pipe, the lower filter plate is connected between the lower air collecting pipes through screws, the first lower filter screen, the first middle filter screen, the light rotary stop door and the first upper filter screen are sequentially arranged on the inner side of the lower filter plate from bottom to top, the first lower filter screen, the first middle filter screen and the first upper filter screen are connected with the cabinet body through screws, the lower support frame is arranged below the first middle filter screen and is connected with the cabinet body through bolts, the allochroic silica gel particles are arranged below the first lower filter screen, the allochroic silica gel particles are arranged between the first middle filter screen and the first upper filter screen, the dryer is arranged in the center above the first middle filter screen, the dryer is connected with the lower support frame through a bolt, the humidity sensor is arranged above the dryer, the model of the humidity sensor is DHT11, the sensing end of the humidity sensor is positioned right above the dryer, the humidity sensor is connected with the lower support frame through a screw, the dryer, the humidity sensor and the light rotating stop door are connected with the control box through leads, and the exhaust mechanism is arranged above the lower support frame.
Preferably, the lower drainage plate is divided into a straight part and an arc part, and the arc part is positioned right above the lower drainage plate.
Preferably, the light rotary stop door is rotatably connected with the cabinet body.
Preferably, the exhaust mechanism comprises an upper air collecting pipe, an upper guide plate, an upper drainage plate, an upper filter plate, a second upper filter screen, an upper support frame, a second middle filter screen, a second lower filter screen, an induced draft fan and a temperature sensor, wherein the upper air collecting pipe, the upper guide plate, the upper drainage plate, the upper filter screen, the second middle filter screen and the second lower filter screen are respectively arranged with the lower air collecting pipe, the lower guide plate, the lower drainage plate, the lower filter screen, the first middle filter screen and the first upper filter screen in a mirror image way relative to the cabinet body, the upper support frame is arranged below the second upper filter screen and the second lower filter screen, the upper support frame is connected with the cabinet body through bolts, the induced draft fan is arranged below the second middle filter screen, the draught fan with go up support frame and pass through the screwed connection, the draught fan below is provided with temperature sensor, temperature sensor's model is SA-SE60A, temperature sensor with go up support frame screwed connection, the draught fan temperature sensor with the control box passes through the wire and connects.
Preferably, the sensing end of the temperature sensor is positioned under the induced draft fan.
Preferably, lightning-arrest mechanism includes lightning rod, guide rod, the lightning rod passes through screw insulation and connects the cabinet body top, and passes the cabinet top, the guide rod passes through screw insulation and connects the cabinet body is in the bottom, the guide rod with the lightning rod passes through the wire and connects.
Preferably, the lightning protection mechanism comprises a lightning rod and a transmission plate, the lightning rod is connected to the upper portion of the cabinet body in an insulation mode through screws and penetrates through the top of the cabinet, the transmission plate is connected to the bottom of the cabinet body in an insulation mode through screws, and the transmission plate is connected with the lightning rod through a wire.
Preferably, the transmission plate is provided with a protruding thorn below.
Preferably, the front door is connected to the front of the cabinet body through a hinge, a handle and a safety lock are arranged on the front door, and the cabinet top is welded to the upper portion of the cabinet body.
Has the advantages that: the lower air collecting pipe in the air inlet mechanism can gather air flow to increase ventilation capacity, the lower guide plate and the lower drainage plate can prevent rainwater from entering the cabinet body, the lower filter plate, the first lower filter screen, the first middle filter screen, the first upper filter screen, the lower support frame and the allochroic silica gel particles can be arranged to dehumidify and remove acid under the condition of ensuring ventilation capacity, the dryer and the humidity sensor can dry the allochroic silica gel particles to realize recycling of the allochroic silica gel particles, the light rotary baffle door can ensure that almost all the air flow entering from the lower air collecting pipe enters the upper part of the cabinet body during passive heat dissipation, the convection heat dissipation effect is increased, the upper air collecting pipe, the upper guide plate, the upper drainage plate and the upper filter plate in the air exhaust mechanism can replace the air flow with higher temperature above the inner part of the cabinet body, and the draught fan and the temperature sensor are arranged, the function of active ventilation is realized, and not only can passive acid-proof convection type heat dissipation be carried out by utilizing natural conditions on the whole, but also the acid-proof convection type heat dissipation can be carried out actively by utilizing electric energy.
Additional features of the invention and advantages thereof will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a first embodiment of a convection heat-dissipation power distribution cabinet according to the present invention;
fig. 2 is a front view of a first embodiment of a convection heat distribution cabinet according to the present invention;
fig. 3 is a right side view of a first embodiment of a convection heat distribution cabinet according to the present invention;
fig. 4 is a B-B sectional view of a first embodiment of a convection heat distribution cabinet according to the present invention;
fig. 5 is a partial enlarged view of a first embodiment I of a convection heat distribution cabinet according to the present invention;
fig. 6 is a block diagram of a circuit structure of a convection heat dissipation type power distribution cabinet according to the present invention;
fig. 7 is a schematic structural diagram of a convection heat-dissipation power distribution cabinet according to a second embodiment of the present invention.
The reference numerals are explained below:
1. a power distribution cabinet body; 2. a lightning protection mechanism; 3. an air inlet mechanism; 4. an air exhaust mechanism; 5. a control box; 6. allochroic silica gel particles; 101. a cabinet body; 102. a front door; 103. a cabinet top; 201. a lightning rod; 202. a guide rod; 21. a transmission plate; 301. a lower wind collecting pipe; 302. a lower deflector; 303. a lower drainage plate; 304. a lower filter plate; 305. a first lower filter screen; 306. a first middle filter screen; 307. a first upper filter screen; 308. a lower support frame; 309. a dryer; 310. a humidity sensor; 311. a light rotary shutter; 401. an upper wind collecting pipe; 402. an upper deflector; 403. an upper drainage plate; 404. an upper filter plate; 405. a second upper filter screen; 406. an upper support frame; 407. a second middle filter screen; 408. a second lower filter screen; 409. an induced draft fan; 410. a temperature sensor.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-6, a convection heat dissipation type power distribution cabinet comprises a power distribution cabinet body 1, a lightning protection mechanism 2, and a control box 5, wherein the power distribution cabinet body 1 mainly comprises a cabinet body 101, a front door 102, and a cabinet top 103, and further comprises an air inlet mechanism 3, an air outlet mechanism 4, and allochroic silica gel particles 6, the air inlet mechanism 3 is disposed below the inside of the power distribution cabinet body 1, the air outlet mechanism 4 is disposed above the inside of the power distribution cabinet body 1, the control box 5 is disposed above the air inlet mechanism 3, the lightning protection mechanism 2 penetrates through the power distribution cabinet body 1, the air inlet mechanism 3 comprises a lower air collecting pipe 301, a lower guide plate 302, a lower drainage plate 303, a lower filter plate 304, a first lower filter screen 305, a first middle filter screen 306, a first upper filter screen 307, a lower support 308, a dryer 309, a humidity sensor 310, and a light rotary baffle door 311, the lower air collecting pipe 301 is, the lower drainage plate 303 is arranged above the lower guide plate 302 and is welded with the lower wind collecting pipe 301, the lower wind collecting pipe 301 is connected with the lower filter plate 304 through screws, the inner side of the lower filter plate 304 is sequentially provided with a first lower filter screen 305, a first middle filter screen 306, a light rotary stop door 311 and a first upper filter screen 307 from bottom to top, the first lower filter screen 305, the first middle filter screen 306 and the first upper filter screen 307 are connected with the cabinet body 101 through screws, a lower support frame 308 is arranged below the first middle filter screen 306, the lower support frame 308 is connected with the cabinet body 101 through bolts, color-changing silica gel particles 6 are arranged below the first lower filter screen 305, the color-changing silica gel particles 6 are arranged between the first middle filter screen 306 and the first upper filter screen 307, the dryer 309 is arranged in the center above the first middle filter screen 306, the dryer 309 is connected with the lower support frame 308 through bolts, a humidity sensor 310 is, the sensing end of the humidity sensor 310 is positioned right above the dryer 309, the humidity sensor 310 is connected with the lower support frame 308 through screws, the dryer 309, the humidity sensor 310 and the light rotary baffle door 311 are connected with the control box 5 through leads, the exhaust mechanism 4 is arranged above the lower support frame 308, the light rotary baffle door 311 is controlled by the control box 5 when being electrified and can rotate freely when not being electrified, thus the arrangement can realize the air flow gathering through the lower air collecting pipe 301 and increase the ventilation capability, the arrangement of the lower guide plate 302 and the lower drainage plate 303 can prevent rainwater from entering the cabinet body 101, the arrangement of the lower filter plate 304, the first lower filter screen 305, the first middle filter screen 306, the first upper filter screen 307, the lower support frame 308 and the allochroic silicagel particles 6 can dehumidify and remove acid under the condition of ensuring the ventilation capability, the arrangement of the dryer 309 and the humidity sensor 310 can dry the allochroic silicagel particles 6 to realize the cyclic utilization of the allochroic silicagel particles 6, the light rotary damper 311 is arranged to ensure that the airflow entering from the lower wind collecting pipe 301 almost completely enters the upper part of the cabinet 101 during passive heat dissipation, thereby increasing the effect of convection heat dissipation, the lower flow guide plate 303 is divided into a straight part and an arc part, the arc part is positioned right above the lower flow guide plate 302, the air guided by the lower flow guide plate 302 can be completely transmitted into the cabinet 101, the light rotary damper 311 is rotatably connected with the cabinet 101, the air exhaust mechanism 4 comprises an upper wind collecting pipe 401, an upper flow guide plate 402, an upper flow guide plate 403, an upper filter plate 404, a second upper filter screen 405, an upper support frame 406, a second middle filter screen 407, a second lower filter screen 408, an induced draft fan 409, a temperature sensor 410, an upper wind collecting pipe 401, an upper flow guide plate 402, an upper flow guide plate 403, an upper filter plate 404, a second upper filter screen 405, a second middle filter screen 407, a second lower filter screen 408, the lower wind collecting pipe 301, the, The lower drainage plate 303, the lower filter plate 304, the first lower filter screen 305, the first middle filter screen 306 and the first upper filter screen 307 are arranged in a mirror image manner relative to the cabinet body 101, the upper support frame 406 is arranged below the second upper filter screen 405 and the second lower filter screen 408, the upper support frame 406 is connected with the cabinet body 101 through bolts, the induced draft fan 409 is arranged below the second middle filter screen 407, the induced draft fan 409 is connected with the upper support frame 406 through screws, the temperature sensor 410 is arranged below the induced draft fan 409, the temperature sensor 410 is connected with the upper support frame 406 through screws, the induced draft fan 409 and the temperature sensor 410 are connected with the control box 5 through leads, the arrangement of the upper air collecting pipe 401, the upper air guide plate 402, the upper drainage plate 403 and the upper filter screen 404 can replace air flow with higher temperature above the inside the cabinet body 101, the arrangement of the induced draft fan and the temperature sensor 410 realizes the function of active ventilation, the functions, temperature sensor 410's response end is located draught fan 409 under, lightning-arrest mechanism 2 includes lightning rod 201, guide rod 202, lightning rod 201 passes through screw insulating connection in cabinet body 101 top, and pass cabinet top 103, guide rod 202 passes through screw insulating connection cabinet body 101 in the bottom, guide rod 202 passes through the wire with lightning rod 201 and is connected, it can prevent that the thunder and lightning from destroying this device to set up like this, there is preceding door 102 cabinet body 101 the place ahead through hinge connection, be provided with handle and safety lock on the preceding door 102, the welding of cabinet body 101 top has cabinet top 103.
In the structure, in rainy days, the lower wind collecting pipe 301 can transmit the air flow to the lower wind guiding plate 302 in a gathering manner, rainwater splashed into the lower wind collecting pipe 301 can be guided to flow downwards under the action of the lower wind guiding plate 302, meanwhile, the air enters the arc part of the lower drainage plate 303 along with the lower wind guiding plate 302 and then enters between the first lower filter screen 305 and the first middle filter screen 306 through the straight part of the lower drainage plate 303 and the lower filter plate 304, due to the action of the light rotating baffle door 311, the air can only enter the cabinet body 101, because the air pressure at the bottom of the cabinet body 101 is increased, the air enters the middle part of the cabinet body 101 through the air inlet mechanism 3, in the process, the humid air is subjected to the action of the color-changing silica gel particles 6 to remove acid, the air entering the cabinet body 101 pushes the original air in the middle part of the cabinet body 101 to rise and then is discharged through the exhaust mechanism 4, and the, when the figure that humidity transducer 310 shows surpasses the default, control box 5 control drying-machine 309 starts and control light and rotate shutter 311 and open, drying-machine 309 can dry chameleon silica gel granule 6 and recycle, when the figure that temperature transducer 410 shows surpasses the default, control box 5 control draught fan 409 starts, draught fan 409 takes out the gas in the cabinet body 101, outside gas enters into through air inlet mechanism 3 and replenishes in the cabinet body 101, lightning rod 201 can absorb the thunder and lightning around this device, transmit for the ground through guide rod 202.
Example 2
As shown in fig. 7, embodiment 2 differs from embodiment 1 in that: lightning-arrest mechanism 2 includes lightning rod 201, transmission board 21, and lightning rod 201 passes through screw insulating connection in cabinet body 101 top, and passes cabinet top 103, and transmission board 21 passes through screw insulating connection in cabinet body 101 bottom, and transmission board 21 passes through the wire with lightning rod 201 to be connected, sets up like this and can prevent that the thunder from destroying this device, and transmission board 21 below is provided with suddenly the thorn, sets up like this and to guarantee that transmission board 21 can contact ground.
In the structure, in rainy days, the lower wind collecting pipe 301 can transmit the air flow to the lower wind guiding plate 302 in a gathering manner, rainwater splashed into the lower wind collecting pipe 301 can be guided to flow downwards under the action of the lower wind guiding plate 302, meanwhile, the air enters the arc part of the lower drainage plate 303 along with the lower wind guiding plate 302 and then enters between the first lower filter screen 305 and the first middle filter screen 306 through the straight part of the lower drainage plate 303 and the lower filter plate 304, due to the action of the light rotating baffle door 311, the air can only enter the cabinet body 101, because the air pressure at the bottom of the cabinet body 101 is increased, the air enters the middle part of the cabinet body 101 through the air inlet mechanism 3, in the process, the humid air is subjected to the action of the color-changing silica gel particles 6 to remove acid, the air entering the cabinet body 101 pushes the original air in the middle part of the cabinet body 101 to rise and then is discharged through the exhaust mechanism 4, and the, when the figure that humidity transducer 310 shows surpasses the default, control box 5 control drying-machine 309 starts and control light and rotate shutter 311 and open, drying-machine 309 can dry chameleon silica gel granule 6 and recycle, when the figure that temperature transducer 410 shows surpasses the default, control box 5 control draught fan 409 starts, draught fan 409 takes out the gas in the cabinet body 101, outside gas enters into through air inlet mechanism 3 and replenishes in the cabinet body 101, lightning rod 201 can absorb the thunder and lightning around this device, transmit for the ground through transmission board 21.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a convection current heat dissipation formula switch board, includes switch board body (1), lightning-arrest mechanism (2), control box (5), switch board body (1) mainly comprises the cabinet body (101), qianmen (102), cabinet top (103), its characterized in that: still include air inlet mechanism (3), exhaust mechanism (4), allochroic silica gel granule (6), air inlet mechanism (3) set up switch board body (1) inside below, exhaust mechanism (4) set up switch board body (1) inside top, control box (5) set up air inlet mechanism (3) top, lightning-arrest mechanism (2) run through switch board body (1).
2. The convection heat-dissipation type power distribution cabinet according to claim 1, wherein: air inlet mechanism (3) are including lower collection tuber pipe (301), lower guide plate (302), lower drainage plate (303), filter (304) down, filter (305) down, first filter (305) down, filter (306) in first, first filter (307) of going up, under bracing frame (308), drying-machine (309), humidity transducer (310), light rotate stop door (311), lower collection tuber pipe (301) pass through the screw connection in cabinet body (101) outside bottom, the inboard welding of lower collection tuber pipe (301) has lower guide plate (302), lower drainage plate (303) set up guide plate (302) top down, and with lower collection tuber pipe (301) welded connection, there is lower filter (304) through the screw connection between lower collection tuber pipe (301), filter (304) inboard from the bottom up has set gradually down first filter (305) down, The first middle filter screen (306), the light rotating stop door (311) and the first upper filter screen (307), the first lower filter screen (305), the first middle filter screen (306) and the first upper filter screen (307) are connected with the cabinet body (101) through screws, the lower support frame (308) is arranged below the first middle filter screen (306), the lower support frame (308) is connected with the cabinet body (101) through bolts, the color-changing silica gel particles (6) are arranged below the first lower filter screen (305), the color-changing silica gel particles (6) are arranged between the first middle filter screen (306) and the first upper filter screen (307), the dryer (309) is arranged in the center above the first middle filter screen (306), the dryer (309) is connected with the lower support frame (308) through bolts, and the humidity sensor (310) is arranged above the dryer (309), the induction end of the humidity sensor (310) is located right above the dryer (309), the humidity sensor (310) is connected with the lower support frame (308) through screws, the dryer (309), the humidity sensor (310), the light rotating stop door (311) and the control box (5) are connected through wires, and the exhaust mechanism (4) is arranged above the lower support frame (308).
3. The convection heat dissipation type power distribution cabinet according to claim 2, wherein: the lower drainage plate (303) is divided into a straight part and an arc part, and the arc part is positioned right above the lower drainage plate (302).
4. The convection heat dissipation type power distribution cabinet according to claim 2, wherein: the light rotating stop door (311) is rotatably connected with the cabinet body (101).
5. The convection heat dissipation type power distribution cabinet according to claim 2, wherein: the exhaust mechanism (4) comprises an upper air collecting pipe (401), an upper guide plate (402), an upper drainage plate (403), an upper filter plate (404), a second upper filter screen (405), an upper support frame (406), a second middle filter screen (407), a second lower filter screen (408), an induced draft fan (409) and a temperature sensor (410), wherein the upper air collecting pipe (401), the upper guide plate (402), the upper drainage plate (403), the upper filter plate (404), the second upper filter screen (405), the second middle filter screen (407) and the second lower filter screen (408) are respectively arranged in a mirror image way with respect to the lower air collecting pipe (301), the lower guide plate (302), the lower drainage plate (303), the lower filter plate (304), the first lower filter screen (305), the first middle filter screen (306) and the first upper filter screen (307) relative to the cabinet body (101), go up filter screen (405) on the second be provided with down filter screen (408) under the second go up support frame (406), go up support frame (406) pass through the cabinet body (101) are through bolted connection, filter screen (407) below is provided with in the second draught fan (409), draught fan (409) with go up support frame (406) through the screw connection, draught fan (409) below is provided with temperature sensor (410), temperature sensor (410) with go up support frame (406) screw connection, draught fan (409) temperature sensor (410) with control box (5) pass through the wire connection.
6. The convection heat dissipation type power distribution cabinet according to claim 5, wherein: and the sensing end of the temperature sensor (410) is positioned under the induced draft fan (409).
7. The convection heat-dissipation type power distribution cabinet according to claim 1, wherein: lightning-arrest mechanism (2) are including lightning rod (201), guide rod (202), lightning rod (201) pass through screw insulation and connect in the cabinet body (101) top, and pass cabinet top (103), guide rod (202) pass through screw insulation and connect cabinet body (101) are in the bottom, guide rod (202) with lightning rod (201) pass through the wire and connect.
8. The convection heat-dissipation type power distribution cabinet according to claim 1, wherein: lightning-arrest mechanism (2) are including lightning rod (201), transmission board (21), lightning rod (201) pass through screw insulation and connect in the cabinet body (101) top, and pass cabinet top (103), transmission board (21) pass through screw insulation and connect in cabinet body (101) bottom, transmission board (21) with lightning rod (201) pass through the wire and connect.
9. The convection heat dissipation type power distribution cabinet according to claim 8, wherein: the transmission plate (21) is provided with a protruding thorn below.
10. The convection heat-dissipation type power distribution cabinet according to claim 1, wherein: the front door (102) is connected to the front side of the cabinet body (101) through hinges, a handle and a safety lock are arranged on the front door (102), and the cabinet top (103) is welded to the upper portion of the cabinet body (101).
CN202010123533.4A 2020-02-27 2020-02-27 Convection heat dissipation formula switch board Pending CN111293594A (en)

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Application Number Priority Date Filing Date Title
CN202010123533.4A CN111293594A (en) 2020-02-27 2020-02-27 Convection heat dissipation formula switch board

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112186527A (en) * 2020-09-23 2021-01-05 华翔翔能科技股份有限公司 Outdoor high-low voltage switch cabinet
CN112952725A (en) * 2021-01-29 2021-06-11 云南电网有限责任公司电力科学研究院 Cable pit dehumidifier
CN113242655A (en) * 2021-05-07 2021-08-10 江西雕视信息技术股份有限公司 Quick and high-definition picture transmission equipment

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CN209692155U (en) * 2019-01-14 2019-11-26 郑州通源电气有限公司 A kind of Moistureproof dehumidification high-low voltage electric power distribution cabinet
CN209804925U (en) * 2019-06-28 2019-12-17 安徽电信规划设计有限责任公司 Feeder lightning-arrest ground clamp with insulating assembly

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Application publication date: 20200616