CN116960796A - High-voltage metering box for electric power - Google Patents

High-voltage metering box for electric power Download PDF

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Publication number
CN116960796A
CN116960796A CN202310887871.9A CN202310887871A CN116960796A CN 116960796 A CN116960796 A CN 116960796A CN 202310887871 A CN202310887871 A CN 202310887871A CN 116960796 A CN116960796 A CN 116960796A
Authority
CN
China
Prior art keywords
metering box
groove
fixed
box body
block
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.)
Pending
Application number
CN202310887871.9A
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Chinese (zh)
Inventor
王红
张斌
王洪月
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.)
Tangshan Huadian Electrical Engineering Co ltd
Original Assignee
Tangshan Huadian Electrical Engineering 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 Tangshan Huadian Electrical Engineering Co ltd filed Critical Tangshan Huadian Electrical Engineering Co ltd
Priority to CN202310887871.9A priority Critical patent/CN116960796A/en
Publication of CN116960796A publication Critical patent/CN116960796A/en
Pending 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • 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
    • H02B1/46Boxes; 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
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • H02B1/48Mounting of devices therein

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The application relates to a high-voltage metering box for electric power, which belongs to the technical field of electric power engineering and comprises a metering box body, wherein an air cooler is fixed at the top of the metering box body, an air inlet pipe is fixed below the air cooler and extends into the metering box body, an air blowing cover is fixed at the bottom of the air inlet pipe, a connecting plate is arranged in the metering box body, components in the metering box body are arranged on the connecting plate, a plurality of first ventilation holes are uniformly formed in the connecting plate, a plurality of second ventilation holes are formed in the bottom wall of the metering box body, a plurality of radiating fins are fixed below the connecting plate, an exhaust fan is fixed on the bottom wall of the metering box body, and radiating grooves are formed in two side walls of the metering box body. The application has the effects of reducing the temperature inside the high-voltage metering box and prolonging the service life of the high-voltage metering box.

Description

High-voltage metering box for electric power
Technical Field
The application relates to the technical field of power engineering, in particular to a high-voltage metering box for electric power.
Background
The high-voltage metering box is a device which is arranged on a high-voltage line and used for electric energy metering and user power consumption control, has quick break and overcurrent protection functions, can directly realize switching of equipment in a remote control mode or realize automatic switching according to set initial electric quantity, realizes a prepayment function, is mainly used for high-voltage electric energy metering, is particularly suitable for medium-and small-sized transformer users, has strong anti-theft electric energy capability, and can completely and accurately meter active electric energy and reactive electric energy.
The high-voltage metering box can produce more heat at its inside components and parts of during operation, and the heat dissipation function of current high-voltage metering box is comparatively general, can lead to the damage of the inside components and parts of metering box when the temperature is higher to lead to the life of high-voltage metering box lower.
Disclosure of Invention
The application provides a high-voltage metering box for electric power, which aims to reduce the temperature in the high-voltage metering box and prolong the service life of the high-voltage metering box.
The application provides a high-voltage metering box for electric power, which adopts the following technical scheme:
the utility model provides a high-voltage metering box for electric power, includes the metering box body, the top of metering box body is fixed with the air-cooler, the below of air-cooler is fixed with the air-supply line, the air-supply line stretches into the inside of metering box body, the bottom of air-supply line is fixed with the cover of blowing, the inside connecting plate that is provided with of metering box body, components and parts in the metering box body are installed on the connecting plate, a plurality of first ventilation holes have evenly been seted up on the connecting plate, a plurality of second ventilation holes have been seted up on the diapire of metering box body, the below of connecting plate is fixed with a plurality of fin, be fixed with the exhaust fan on the diapire of metering box body, the heat dissipation groove has all been seted up on two lateral walls of metering box body.
Through adopting above-mentioned technical scheme, when cooling down the inside heat dissipation of batch meter body, the air-cooler is to the inside blowing of batch meter body, cold wind carries out to the batch meter body inside through air-supply line and blast hood, discharge the inside part steam of batch meter from the heat dissipation groove, discharge another part steam from first ventilation and second ventilation hole, the fin can accelerate components and parts on the connecting plate dispel the heat, the exhaust fan can accelerate the inside steam of batch meter body and discharge from the second ventilation hole, thereby cool down the inside components and parts of batch meter, the life of high-pressure batch meter has been increased.
Optionally, each heat dissipation groove is internally provided with a first filter screen plate, and the upper surface of the inner bottom wall of the metering box body is provided with a second filter screen plate.
Through adopting above-mentioned technical scheme, first filter screen plate and second filter screen plate can reduce the inside possibility of dust entering into the batch meter body of batch meter body outside.
Optionally, the first filter screen board orientation one side of batch meter body inside is fixed with the connecting block, the connecting block is close to one side of first filter screen board is fixed with the inserted bar, offer on the inside wall of batch meter body confession the jack of inserted bar grafting.
Through adopting above-mentioned technical scheme, when installing first filter screen plate, insert the heat dissipation groove with first filter screen plate to make the inserted bar insert in the jack, thereby increase the stability of first filter screen plate.
Optionally, be provided with the chamber door on the lateral wall of batch meter body, all be fixed with the solid installation piece on two relative inside walls of batch meter body, install on the batch meter body the lateral wall of case door with fix the lateral wall of installation piece sets up perpendicularly, two all seted up the mounting groove on the lateral wall that the installation piece is close to each other, the one end of connecting plate with one of them the mounting groove grafting cooperation, the other end of connecting plate with another the mounting groove grafting cooperation.
Through adopting above-mentioned technical scheme, when installing the connecting plate, peg graft the both ends of connecting plate with the mounting groove respectively, be convenient for install and dismantle the connecting plate.
Optionally, a fixed block is fixed on an inner wall of the metering box body far away from the box door, the fixed block and the installation block are at the same horizontal height, a first connecting groove is formed in one side of the fixed block, which is close to the installation block, a second connecting groove is formed in the upper surface of the fixed block, and the second connecting groove is communicated with the first connecting groove;
the connecting plate is provided with a containing groove, a spring and a positioning block are arranged in the containing groove, the spring is fixed between the bottom of the containing groove and the positioning block, one side, close to the fixed block, of the connecting plate is inserted into the first connecting groove, and the positioning block stretches out of the second connecting groove under the action of spring force.
Through adopting above-mentioned technical scheme, when installing the connecting plate, earlier with the locating piece push down, make the locating piece compress spring and make the locating piece be located the holding tank, later insert the both sides of connecting plate respectively in the mounting groove that corresponds, insert the one end of connecting plate in first spread groove, the locating piece stretches out from the second spread groove under the effect of spring, the locating piece card is in the second spread groove, has reduced the possibility that the connecting plate deviate from the holding tank, has increased the stability of connecting plate.
Optionally, two balls are mounted on the top of the positioning block, and after the connecting plate is inserted into the mounting grooves, one ball is in contact with the groove wall of one mounting groove, and the other ball is in contact with the groove wall of the other mounting groove.
Through adopting above-mentioned technical scheme, when installing the connecting plate, insert the mounting groove that corresponds with the both sides of connecting plate in, the ball contacts with the cell wall of mounting groove, reduces the frictional force between locating piece and the mounting groove cell wall, is convenient for install the connecting plate.
Optionally, a baffle plate for preventing rainwater from entering the heat dissipation grooves is installed on the outer side wall of the metering box body, and each heat dissipation groove corresponds to one baffle plate.
Through adopting above-mentioned technical scheme, the setting of baffle has reduced the rainwater and has entered into the possibility in the heat dissipation groove to prevent that the rainwater from entering into the batch meter body inside, thereby protect the inside components and parts of batch meter body.
Optionally, a rotating shaft is fixed on one side of the baffle, which is close to the outer side wall of the metering box body, a semicircular placing groove is formed in the side wall of the metering box body, one half of the rotating shaft is located in the placing groove, a mounting seat, in which the rotating shaft is limited in the placing groove, is arranged on the side wall of the metering box body, a pushing block is fixed at one end of the rotating shaft, a pushing plate is hinged to one end, away from the rotating shaft, of the pushing block, a cylinder is hinged to the bottom of the pushing plate, and the bottom of the cylinder is hinged to the outer wall of the metering box body;
when weather is clear, the pushing block is arranged in the horizontal direction of the baffle, when weather is rainy, the air cylinder contracts, the air cylinder drives the pushing plate to move downwards, and the pushing plate drives one end of the pushing block, which is far away from the rotating shaft, to rotate downwards, so that the baffle is driven to rotate downwards, which is far away from one end of the rotating shaft.
Through adopting above-mentioned technical scheme, when weather is clear, promote piece and baffle horizontal direction setting, the internal steam of batch meter is convenient for follow the heat dissipation groove discharge, and when raining, cylinder shrink drives the push pedal and moves down to take baffle movable plate to keep away from the one end of pivot to rotate down, make baffle incline direction setting, reduce the possibility that the rainwater enters into the heat dissipation groove.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the inside of the metering box body is subjected to heat dissipation and cooling, the air cooler blows air to the inside of the metering box body, cold air is blown into the inside of the metering box body through the air inlet pipe and the blowing cover, part of hot air in the metering box is discharged from the heat dissipation groove, the other part of hot air is discharged from the first ventilation hole and the second ventilation hole, the radiating fins can accelerate the heat dissipation of components on the connecting plate, and the exhaust fan can accelerate the discharge of the hot air in the metering box body from the second ventilation hole, so that the components in the metering box are cooled, and the service life of the high-voltage metering box is prolonged;
2. the first filter screen plate and the second filter screen plate can reduce the possibility that dust outside the metering box body enters into the interior of the metering box body.
Drawings
Fig. 1 is a schematic view of the overall structure embodying the present application.
Fig. 2 is a schematic view showing the internal structure of the metering box body embodying the present application.
Fig. 3 is a schematic view of a heat sink, receptacle and plug in a system embodying the present application.
Fig. 4 is a schematic view of a mounting block and a connection plate embodying the present application.
Fig. 5 is a schematic view of a fixed block embodying the present application.
Fig. 6 is a schematic view of a receiving slot, spring and locating block embodying the present application.
Fig. 7 is a schematic view of a placement tank, baffle and spindle embodying the present application.
Fig. 8 is a schematic view of a mount embodying the present application.
Fig. 9 is a schematic view of a cylinder, pusher block and pusher plate embodying the present application.
Reference numerals illustrate: 1. a batch meter body; 11. porcelain tower; 12. a door; 121. an observation window; 13. an air cooler; 131. an air inlet pipe; 132. a blowing hood; 14. a mounting block; 141. a mounting groove; 15. a fixed block; 151. a first connection groove; 152. a second connecting groove; 16. a second vent hole; 17. a heat sink; 2. a connecting plate; 21. a receiving groove; 211. a spring; 212. a positioning block; 213. a ball; 214. a first vent; 22. an exhaust fan; 23. a heat sink; 24. a connecting column; 3. a first screen panel; 31. a connecting block; 32. a rod; 33. a jack; 4. a second screen panel; 5. a baffle; 51. a rotating shaft; 52. a placement groove; 53. a mounting base; 6. a pushing block; 61. a push plate; 62. and (3) a cylinder.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 9.
The embodiment of the application discloses a high-voltage metering box for electric power. Referring to fig. 1, 2 and 3, the high-voltage metering box for electric power includes a metering box body 1, and a porcelain tower 11 is fixed to the top of the metering box body 1. The inside connecting plate 2 that is provided with of batch meter body 1, the inside components and parts of batch meter body 1 are installed on connecting plate 2. A box door 12 is arranged on the side wall of the metering box body 1, and an observation window 121 is arranged on the box door 12.
The top of batch meter body 1 is fixed with air-cooler 13, and air-cooler 13 below is fixed with air-supply line 131, and inside batch meter body 1 was inserted to air-supply line 131, the bottom of air-supply line 131 was fixed with blast cap 132. Cold air blown out by the air cooler 13 enters the metering box body 1 through the air inlet pipe 131 and the air blowing cover 132, and cools the components in the metering box body 1.
Referring to fig. 3, 4 and 5, the installation blocks 14 are fixed on two opposite inner side walls of the metering box body 1, and the side walls of the box door 12 on the metering box body 1 are perpendicular to the side walls of the fixed installation blocks 14. The mounting grooves 141 are formed in the sides, close to each other, of the two mounting blocks 14, one end of the connecting plate 2 is in plug-in fit with the mounting groove 141 in one of the mounting blocks 14, and the other end of the connecting plate 2 is in plug-in fit with the mounting groove 141 in the other mounting block 14.
The inner wall of the metering box body 1 opposite to the box door 12 is fixed with a fixed block 15, and the fixed block 15 and the mounting block 14 are positioned at the same horizontal height. The fixed block 15 is provided with a first connecting groove 151 on one side close to the mounting block 14, and one end of the connecting plate 2 close to the fixed block 15 is inserted into the first connecting groove 151. When the connection plate 2 is mounted, both ends of the connection plate 2 are respectively inserted into the mounting grooves 141, and one end of the connection plate 2 is inserted into the first connection groove 151.
Referring to fig. 4, 5 and 6, the upper surface of the connecting plate 2 is provided with a receiving groove 21, a spring 211 and a positioning block 212 are arranged in the receiving groove 21, one end of the positioning block 212 is positioned in the receiving groove 21, the other end of the positioning block 212 extends out of the receiving groove 21 from the opening of the receiving groove 21, one end of the spring 211 is fixed with the bottom of the positioning block 212, and the other end of the spring 211 is fixed with the bottom wall of the receiving groove 21. The positioning block 212 protrudes out of the receiving groove 21 under the action of the spring 211.
The ball 213 is installed to one end at the top of locating piece 212, and ball 213 is also installed to the other end at the top of locating piece 212. The upper surface of fixed block 15 has seted up second spread groove 152, and second spread groove 152 communicates with first spread groove 151, and second spread groove 152 is stretched out at the top of locating piece 212.
When the connecting plate 2 is installed, the positioning block 212 is pressed downwards, so that the positioning block 212 compresses the spring 211, and the positioning block 212 is pressed downwards into the installation groove 141; then, two ends of the connecting plate 2 are respectively inserted into the mounting grooves 141, the connecting plate 2 is pushed into the mounting grooves 141, the balls 213 are contacted with the upper groove walls of the mounting grooves 141 under the action of the elastic force of the springs 211, and the balls 213 roll in the moving process of the connecting plate 2, so that the friction force between the positioning blocks 212 and the groove walls of the mounting grooves 141 is reduced; when one end of the connection plate 2 is inserted into the first connection groove 151, the positioning block 212 is protruded from the second connection groove 152 by the elastic force of the spring 211. The positioning block 212 is restrained in the second connecting groove 152, thereby increasing the stability of the connecting plate 2.
A plurality of first ventilation holes 214 are uniformly formed in the connecting plate 2, a plurality of second ventilation holes 16 are formed in the bottom wall of the metering box body 1, an exhaust fan 22 is fixed on the bottom wall of the metering box body 1, and the exhaust fan 22 can exhaust hot air in the metering box body 1, so that the interior of the metering box body 1 is cooled. A plurality of cooling fins 23 are fixed below the connecting plate 2, the cooling fins 23 are uniformly arranged below the connecting plate 2, and connecting columns 24 are fixed between two adjacent cooling fins 23. The first ventilation holes 214 on the connection plate 2 disperse heat through the cooling fins 23 at the bottom, control the temperature inside the batch meter body 1, and then discharge the heat outside the batch meter body 1 through the second ventilation holes 16.
A plurality of heat dissipation grooves 17 are formed in the side wall of the metering box body 1, and the heat dissipation grooves 17 are uniformly formed in the vertical direction. The first filter screen plate 3 is inserted into each heat dissipation groove 17, a connecting block 31 is fixed on one side of the first filter screen plate 3, which faces the inside of the metering box body 1, and one side, close to the first filter screen plate 3, of the connecting block 31 is in contact with the inner side wall of the metering box body 1. Two inserted bars 32 are fixed on the connecting block 31, the two inserted bars 32 are respectively positioned at the upper end and the lower end of the heat dissipation groove 17, the inner side wall of the metering box body 1 is provided with an inserting hole 33, and the inserted bars 32 are in inserting fit with the inserting hole 33.
Referring to fig. 2 and 3, the heat dissipation groove 17 can accelerate the heat dissipation of the batch meter body 1, and the first filter screen plate 3 can prevent external dust from entering the batch meter body 1. The bottom in the batch meter body 1 is provided with second filter screen plate 4, and second filter screen plate 4 can reduce outside dust and enter into batch meter body 1 inside. When cooling down the inside of the batch meter body 1, the air cooler 13 blows air into the batch meter body 1, after cold air enters into the batch meter body 1, the internal components and parts are cooled down, then a part of air is discharged from the heat dissipation groove 17, and a part of air is discharged from the second ventilation hole 16.
Referring to fig. 7, 8 and 9, a baffle 5 is disposed above each heat sink 17 on the outer sidewall of the batch meter body 1, and a rotating shaft 51 is fixed to one end of the baffle 5. The outer side wall of the metering box body 1 is provided with a placing groove 52, and the cross section of the placing groove 52 is semicircular. Half of the rotating shaft 51 is located in the placing groove 52, mounting seats 53 are arranged at two ends of the rotating shaft 51, the mounting seats 53 are fixed with the outer side wall of the metering box body 1 through screws, the rotating shaft 51 is limited by the mounting seats 53, and the rotating shaft 51 is limited in the placing groove 52.
One end of the rotating shaft 51 is fixed with a pushing block 6, the pushing block 6 is arranged in the horizontal direction, one side, far away from the rotating shaft 51, of the pushing block 6 is provided with a pushing plate 61, the pushing plate 61 is hinged with the pushing block 6, an air cylinder 62 is arranged below the pushing plate 61, a piston rod of the air cylinder 62 is hinged with the bottom of the pushing plate 61, and the end part of the air cylinder 62 is hinged with the outer side wall of the metering box body 1. When the weather is sunny, the pushing block 6 is arranged in the horizontal direction, so that hot air in the metering box body 1 is conveniently discharged from the heat dissipation groove 17. When raining, cylinder 62 shrink, push pedal 61 moves downwards, and push pedal 61 drives the one end that the impeller 6 kept away from pivot 51 and rotates downwards to make impeller 6 and baffle 5 slope setting, reduced the rainwater from radiating groove 17 to enter into the inside possibility of batch meter body 1. Placing half of the rotating shaft 51 in the placement groove 52 can reduce the possibility of rainwater entering into the heat dissipation groove 17.
The implementation principle of the high-voltage metering box for electric power provided by the embodiment of the application is as follows: when cooling down the inside of batch meter body 1, air-cooler 13 blows cold wind to the inside components and parts of batch meter body 1, and cold wind cools down the inside components and parts of batch meter body 1 to take away the steam in the batch meter body 1, a part of steam is discharged from heat dissipation groove 17, and another part of steam is inside passing through first ventilation hole 214 and second ventilation hole 16 discharge batch meter body 1, thereby cools down the inside electrical component of batch meter body 1.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. The utility model provides a high-voltage metering box for electric power which characterized in that: including batch meter body (1), the top of batch meter body (1) is fixed with air-cooler (13), the below of air-cooler (13) is fixed with air-supply line (131), air-supply line (131) stretch into the inside of batch meter body (1), the bottom of air-supply line (131) is fixed with blast cap (132), batch meter body (1) inside is provided with connecting plate (2), components and parts in batch meter body (1) are installed on connecting plate (2), a plurality of first ventilation holes (214) have evenly been seted up on connecting plate (2), a plurality of second ventilation holes (16) have been seted up on the diapire of batch meter body (1), the below of connecting plate (2) is fixed with a plurality of fin (23), be fixed with fan (22) on the diapire of batch meter body (1), all seted up heat dissipation groove (17) on two lateral walls of batch meter body (1).
2. The high-voltage metering box for electric power according to claim 1, characterized in that: the first filter screen plates (3) are arranged in each radiating groove (17), and the second filter screen plates (4) are arranged on the upper surface of the inner bottom wall of the metering box body (1).
3. The high-voltage metering box for electric power according to claim 2, characterized in that: the utility model discloses a measuring box, including first filter screen board (3), measuring box body (1), connecting block (31) are fixed with to one side of first filter screen board (3) orientation measuring box body (1) inside, connecting block (31) are close to one side of first filter screen board (3) is fixed with inserted bar (32), offer on the inside wall of measuring box body (1) supply jack (33) of inserted bar (32) grafting.
4. The high-voltage metering box for electric power according to claim 1, characterized in that: be provided with chamber door (12) on the lateral wall of batch meter body (1), all be fixed with on two relative inside walls of batch meter body (1) solid installation piece (14), install on batch meter body (1) the lateral wall of chamber door (12) with fix the lateral wall of installation piece (14) sets up perpendicularly, two all seted up mounting groove (141) on the lateral wall that installation piece (14) are close to each other, the one end and one of them of connecting plate (2) mounting groove (141) grafting cooperation, the other end of connecting plate (2) with another mounting groove (141) grafting cooperation.
5. The high-voltage metering box for electric power according to claim 4, wherein: a fixed block (15) is fixed on the inner wall of the metering box body (1) far away from the box door (12), the fixed block (15) and the installation block (14) are positioned at the same horizontal height, a first connecting groove (151) is formed in one side, close to the installation block (14), of the fixed block (15), a second connecting groove (152) is formed in the upper surface of the fixed block (15), and the second connecting groove (152) is communicated with the first connecting groove (151);
the connecting plate (2) is provided with a containing groove (21), a spring (211) and a positioning block (212) are arranged in the containing groove (21), the spring (211) is fixed between the groove bottom of the containing groove (21) and the positioning block (212), one side, close to the fixed block (15), of the connecting plate (2) is inserted into the first connecting groove (151), and the positioning block (212) stretches out of the second connecting groove (152) under the action of the elastic force of the spring (211).
6. The high-voltage metering box for electric power according to claim 5, wherein: two balls (213) are mounted on the top of the positioning block (212), and after the connecting plate (2) is inserted into the mounting grooves (141), one ball (213) is in contact with the groove wall of one mounting groove (141), and the other ball (213) is in contact with the groove wall of the other mounting groove (141).
7. The high-voltage metering box for electric power according to claim 1, characterized in that: the metering box is characterized in that a baffle (5) for preventing rainwater from entering the heat dissipation grooves (17) is arranged on the outer side wall of the metering box body (1), and each heat dissipation groove (17) corresponds to one baffle (5).
8. The high-voltage metering box for electric power according to claim 7, wherein: a rotary shaft (51) is fixed on one side, close to the outer side wall of the metering box body (1), of the baffle (5), a semicircular placing groove (52) is formed in the side wall of the metering box body (1), one half of the rotary shaft (51) is located in the placing groove (52), a mounting seat (53) for limiting the rotary shaft (51) in the placing groove (52) is arranged on the side wall of the metering box body (1), a pushing block (6) is fixed at one end of the rotary shaft (51), a pushing plate (61) is hinged to one end, far away from the rotary shaft (51), of the pushing block (6), an air cylinder (62) is hinged to the bottom of the pushing plate (61), and the bottom of the air cylinder (62) is hinged to the outer wall of the metering box body (1);
when weather is clear, the pushing block (6) is arranged in the horizontal direction of the baffle plate (5), when weather is rainy, the air cylinder (62) is contracted, the air cylinder (62) drives the pushing plate (61) to move downwards, and the pushing plate (61) drives one end, away from the rotating shaft (51), of the pushing block (6) to rotate downwards, so that the baffle plate (5) is driven to rotate downwards, away from one end of the rotating shaft (51).
CN202310887871.9A 2023-07-19 2023-07-19 High-voltage metering box for electric power Pending CN116960796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310887871.9A CN116960796A (en) 2023-07-19 2023-07-19 High-voltage metering box for electric power

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310887871.9A CN116960796A (en) 2023-07-19 2023-07-19 High-voltage metering box for electric power

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Publication Number Publication Date
CN116960796A true CN116960796A (en) 2023-10-27

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Application Number Title Priority Date Filing Date
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CN216214882U (en) * 2021-09-27 2022-04-05 宁夏盛世华欣电气开关有限公司 Rain-proof water installation that block terminal was used
CN216872600U (en) * 2021-09-07 2022-07-01 肖京 Protection device of block terminal
CN218732527U (en) * 2022-10-31 2023-03-24 成都龙瀛电力电子实业有限公司 Mounting structure of switch board

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CN218732527U (en) * 2022-10-31 2023-03-24 成都龙瀛电力电子实业有限公司 Mounting structure of switch board

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