CN216251848U

CN216251848U - Electric power low pressure reactive power compensation arrangement

Info

Publication number: CN216251848U
Application number: CN202122784123.7U
Authority: CN
Inventors: 任永岐
Original assignee: Xi'an Qunli Automatic Control Equipment Co ltd
Current assignee: Xi'an Qunli Automatic Control Equipment Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-08
Anticipated expiration: 2031-11-12

Abstract

The application discloses electric power low pressure reactive power compensation device relates to the field of reactive power compensation equipment, and it includes the box, dampproofing box has been seted up in the box, dampproofing box and box sliding connection, the ventilation hole has still been seted up on the dampproofing box, smooth chamber has been seted up to dampproofing box inside, it is provided with dampproofing board in the smooth chamber, dampproofing board and dampproofing box sliding connection, dampproofing board surface is provided with a plurality of moisture absorption grooves, dampproofing box top still is provided with radiator fan, radiator fan's casing and box are connected, radiator fan's air intake and smooth chamber intercommunication. The application can provide a compensation device which works reliably.

Description

Electric power low pressure reactive power compensation arrangement

Technical Field

The application relates to the field of reactive power compensation equipment, in particular to an electric power low-voltage reactive power compensation device.

Background

The low-voltage reactive power compensation cabinet is one of important equipment in a power supply system, the low-voltage reactive power compensation cabinet is common electrical equipment in life of people, the low-voltage reactive power compensation cabinet can output reactive power to the electrical equipment, and the flowing of the reactive power in a power grid is reduced, so that the electric energy loss of a line and a transformer caused by the transmission of the reactive power can be reduced.

The related technology discloses a low-voltage reactive power compensation device which mainly comprises a compensation cabinet, a knife-fuse switch, a control unit and at least one group of reactive power compensation switching units, wherein each group of reactive power compensation switching units mainly comprises a capacitor, a protection electric appliance and a switching switch, all electric appliance elements are electrically connected through cables, and all the electric appliance elements are fixedly arranged in the compensation cabinet.

To the correlation technique among the above-mentioned, the inventor thinks that the compensation cabinet is directly placed in external environment, because external environment air humidity, moisture is very big, gathers steam in the compensation cabinet easily, and steam not only can aggravate the corruption of electronic components this part, can cause the serious consequence of circuit short circuit simultaneously, leads to compensation arrangement to be difficult to normal work.

SUMMERY OF THE UTILITY MODEL

In order to improve the reliability of the normal work of the compensation device, the application provides an electric power low-voltage reactive power compensation device.

The application provides a power low pressure reactive power compensation arrangement adopts following technical scheme:

the utility model provides an electric power low pressure reactive power compensation arrangement, includes the box, dampproofing box has been seted up in the box, dampproofing box and box sliding connection, the ventilation hole has still been seted up on the dampproofing box, smooth chamber has been seted up to dampproofing box inside, it is provided with dampproofing board to slide the intracavity, dampproofing board and dampproofing box sliding connection, dampproofing board surface is provided with a plurality of moisture absorption grooves, dampproofing box top still is provided with radiator fan, radiator fan's casing and box are connected, radiator fan's air intake and smooth chamber intercommunication.

Through adopting above-mentioned technical scheme, operating personnel opens radiator fan earlier, radiator fan's air intake is with external air suction box in, back in the steam entering box in the outside air, dampproofing board adsorbs steam, when dampproofing board adsorbs the performance of steam and reduces, the dampproofing box of operating personnel pulling, dampproofing box and box slide, operating personnel takes out dampproofing box with dampproofing board, dampproofing board breaks away from with dampproofing box, operating personnel puts into dampproofing box with new dampproofing board, push the box with dampproofing box again, the convenient steam to the box is cleared up, improve the reliability of compensation arrangement normal work.

Optionally, the bottom of the box body is further provided with a moisture-proof pad, the moisture-proof pad is connected with the box body, and a prefabricated hole is further formed in the top of the moisture-proof pad.

Through adopting above-mentioned technical scheme, dampproofing the setting of filling up at the bottom half, inside the cable stretched into the box through prefabricated hole, the week side that the cable passed prefabricated hole was supported tightly by dampproofing the pad, reduces steam and follows the cable and get into the inside possibility of box, improves the security of electrical components work in the compensation arrangement, improves compensation arrangement output reactive power's reliability.

Optionally, still be provided with a plurality of sealing strips on the dampproofing pad, it is a plurality of sealing strip and dampproofing pad fixed connection, it is a plurality of the sealing strip sets up in prefabricated hole department.

Through adopting above-mentioned technical scheme, a plurality of sealing strips can be with the cable cladding in week side in prefabricated hole, further improve the sealed effect of dampproofing pad, improve compensation arrangement output reactive power's reliability.

Optionally, the dampproofing box is provided with the runner towards box lateral wall department, the runner is provided with a plurality ofly, and is a plurality of the runner rotates with dampproofing box to be connected.

Through adopting above-mentioned technical scheme, the dampproofing box of operating personnel pulling, dampproofing box breaks away from the box gradually under the drive of runner, improves the reliability of the dampproofing box of operating personnel pulling, makes things convenient for operating personnel to separate dampproofing board and dampproofing box, improves the reliability that operating personnel changed dampproofing board, improves the reliability that electric elements used in the compensator.

Optionally, one side of the dampproofing bottom of the box laminating box body is also provided with a dust screen, and the dust screen is fixedly connected with the box body.

Through adopting above-mentioned technical scheme, the dust screen can block the dust in the outside of dampproofing board, reduces the dust and blocks the possibility that dampproofing board adsorbs steam, improves compensator output reactive power's reliability.

Optionally, dampproofing box includes backup pad and lock plate, dampproofing board sets up in the backup pad, lock plate and backup pad can be dismantled and connect.

Through adopting above-mentioned technical scheme, operating personnel dismantles the lock plate, and lock plate and backup pad separation, the stationary state of dampproofing board is relieved, and operating personnel stimulates dampproofing board, and dampproofing board separates from the backup pad, and operating personnel installs new dampproofing board after, fixes dampproofing board in backup pad department through the lock plate, improves the convenience that dampproofing board adsorbs steam.

Optionally, a fixing groove is formed in the locking plate, the locking plate is connected with the supporting plate in a rotating mode, a protruding block is further arranged on one side, close to the locking plate, of the supporting plate, the protruding block is fixedly connected with the supporting plate, and the protruding block is elastically clamped with the side wall of the fixing groove.

Through adopting above-mentioned technical scheme, lug and fixed slot lateral wall elasticity block are fixed the lock plate, improve the reliability that lock plate and backup pad are connected, make things convenient for the lock plate to fix dampproofing board in the backup pad, reduce dampproofing board and take place gliding possibility.

Optionally, a fixing piece is arranged on the locking plate and penetrates through the locking plate, and one end, extending into the fixing groove, of the fixing piece can be tightly abutted to the convex block.

Through adopting above-mentioned technical scheme, can further improve the stability that lock piece and backup pad are connected through setting up the mounting, reduce the possibility of lock plate and backup pad separation, improve the reliability of the fixed dampproofing board of lock plate, make things convenient for dampproofing board to clear up the steam in the box.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the damp-proof box is connected in the box body in a sliding mode, the damp-proof plate is detachably connected in the damp-proof box, the plurality of moisture absorption grooves are formed in the surface of the damp-proof plate, outside air moves towards the inside of the box body under the driving of the cooling fan, water vapor in the outside air is absorbed by the damp-proof plate, the water vapor in the outside air is reduced, the possibility of corrosion and damage of electric elements in the box body is reduced, and the reliability of normal work of the compensation device is improved;

2. the moistureproof pad is arranged at the bottom of the box body, the prefabricated hole is formed in the moistureproof pad, and when the cable penetrates through the moistureproof pad and enters the box body, the side wall of the prefabricated hole is closely attached to the cable, so that the possibility that water vapor in the air enters the moistureproof pad along with the cable is reduced, and the normal working reliability of the compensation device is improved;

3. dampproofing box includes backup pad and lock plate, and lock plate and backup pad can be dismantled and connect, and when dampproofing plate used for a long time and lead to the moisture absorption effect to reduce, operating personnel stimulate the lock plate, and lock plate and backup pad separation, the stationary state of dampproofing plate is relieved, and operating personnel takes out the dampproofing plate that wets, passes through lock plate and backup pad lock behind the dampproofing plate of renewal, improves the reliability of the normal work of compensation arrangement.

Drawings

Fig. 1 is a schematic structural diagram illustrating a door opening state of an electric low-voltage reactive power compensation device according to an embodiment of the present application.

Fig. 2 is a perspective sectional view showing a state where a moisture-proof plate is replaced in the electric low-voltage reactive power compensation device according to the embodiment of the present application.

Fig. 3 is a sectional view of a portion a of fig. 2.

Fig. 4 is a schematic structural diagram of a state of replacing a damp-proof plate of the electric low-voltage reactive power compensation device according to the embodiment of the present application.

Fig. 5 is a sectional view of a portion B in fig. 4.

Description of reference numerals: 1. a box body; 101. heat dissipation holes; 102. a guide groove; 2. a moisture-proof box; 21. a slide chamber; 22. a vent hole; 23. a support plate; 24. a lock plate; 241. fixing grooves; 25. a bump; 3. a moisture-proof plate; 31. a moisture absorption groove; 4. a heat radiation fan; 5. a moisture-proof pad; 51. prefabricating holes; 6. a sealing strip; 7. a rotating wheel; 8. a dust screen; 9. a fixing member; 10. a box door; 11. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses electric power low pressure reactive power compensation arrangement. Referring to fig. 1 and 2, the electric low-voltage reactive power compensation device comprises a box body 1, a moisture-proof box 2, a moisture-proof plate 3 and a cooling fan 4, wherein the box body 1 is cuboid, the box body 1 is vertically arranged, the side wall of the box body 1 is opened, a box door 10 is arranged at the opening of the box body 1, the box door 10 is hinged with the box body 1, a hinge shaft of the box door 10 and the box body 1 is vertically arranged, a cooling hole 101 is formed in the bottom of the box body 1, a plurality of cooling holes 101 are formed in the cooling hole 101, and the plurality of cooling holes 101 are arranged at the bottom of the box body 1 at intervals; the moisture-proof box 2 is placed in the box body 1, the moisture-proof box 2 is cuboid, the moisture-proof box 2 is located at the bottom of the box body 1, the moisture-proof box 2 is connected with the box body 1 in a sliding mode, the bottom of the moisture-proof box 2 is provided with a vent hole 22, a sliding cavity 21 is formed in the moisture-proof box 2, the sliding cavity 21 is communicated with the outside through the vent hole 22 and a heat dissipation hole 101, a handle 11 is further arranged at one end, extending out of the box body 1, of the moisture-proof box 2, and the handle 11 is fixedly connected with the moisture-proof box 2 through bolts; the moisture-proof plate 3 is a cotton plate, the number of the moisture-proof plates 3 is multiple, in the embodiment, the number of the moisture-proof plates 3 is four, the four moisture-proof plates 3 are arranged at intervals along the height direction of the box body 1, the four moisture-proof plates 3 are all arranged in the sliding cavity 21, the moisture-proof plates 3 are in sliding connection with the moisture-proof box 2, the moisture-proof plates 3 are also provided with a plurality of moisture absorption grooves 31, the cross sections of the moisture absorption grooves 31 are rectangular, and the moisture absorption grooves 31 are arranged on the peripheral sides of the moisture-proof plates 3 in a staggered mode; radiator fan 4 sets up at dampproofing box 2 top, and radiator fan 4's casing and box 1 pass through the bolt detachable connection, and radiator fan 4's air intake and smooth chamber 21 intercommunication.

When the reactive power compensation device starts to work, external air enters the sliding cavity 21 along the heat dissipation holes 101 and the ventilation holes 22 under the driving of the heat dissipation fan 4, water vapor in the air is gradually attached to the side walls of the moisture absorption grooves 31 on the moisture-proof plate 3, the moisture-proof plate 3 absorbs the water vapor in the air, the air with reduced water vapor enters the inner side of the box body 1 through the heat dissipation fan 4, so that electrical components arranged in the box body 1 are cooled, when the capacity of the moisture-proof plate 3 for absorbing the water vapor in the air is reduced, an operator pulls the moisture-proof box 2, the moisture-proof box 2 slides with the box body 1, the moisture-proof box 2 is gradually separated from the box body 1, the operator takes out the failed moisture-proof plate 3 in the moisture-proof box 2, replaces the new moisture-proof plate 3, then pushes the moisture-proof box 2 into the box body 1, the moisture-proof plate 3 is limited at the bottom of the box body 1, and the water vapor entering the air in the box body 1 is conveniently absorbed, the reliability of the stable work of the reactive power compensation device is improved.

Referring to fig. 2 and 3, in order to further improve the reliability of the reactive power compensation device, a moisture-proof mat 5 and a dust screen 8 are further arranged at the bottom of the box body 1, the moisture-proof mat 5 is made of cotton or felt, in this embodiment, the moisture-proof mat 5 is made of felt, the moisture-proof mat 5 is arranged at the bottom of the box body 1, the moisture-proof mat 5 is horizontally placed, the moisture-proof mat 5 is further provided with a plurality of prefabricated holes 51, in this embodiment, three prefabricated holes 51 are arranged, the three prefabricated holes 51 are arranged at intervals along the length direction of the moisture-proof mat 5, and all the three prefabricated holes 51 are vertically arranged; each prefabricated hole 51 is also provided with a sealing strip 6, the sealing strips 6 are fan-shaped, a plurality of sealing strips 6 are fixedly bonded with the moisture-proof pad 5, and the cross sections of the sealing strips 6 are gradually reduced towards one side of the center of the prefabricated hole 51; the dust screen 8 sets up in the louvre 101 department of dampproofing box 2, and 8 levels of dust screen set up, and dust screen 8 and box 1 bond fixedly. At installation reactive power compensation device in-process, the cable passes prefabricated hole 51, sealing strip 6 supports tightly the cable that will pass prefabricated hole 51, reduces the steam among the outside air and follows prefabricated hole 51 and get into the inside possibility of box 1 to improve the reliability that protects electrical element in to box 1, dust screen 8 can be with the dust separation in the outside air in the outside of box 1, reduce the possibility that dampproof board 3 is by the shutoff, thereby improve the reliability of reactive power compensation device steady operation.

Referring to fig. 4 and 5, in order to improve the convenience of the operator to replace the moisture-proof plate 3, the moisture-proof box 2 includes a support plate 23 and a locking plate 24, the support plate 23 is rectangular, the sliding chamber 21 penetrates the support plate 23, and the support plate 23 is opened toward any side; the locking plate 24 is cuboid, the locking plate 24 is vertically arranged, the locking plate 24 is detachably connected with the support plate 23, the locking plate 24 is arranged at an opening of the support plate 23, one side of the locking plate 24 is hinged with one side of the support plate 23, the hinge shaft of the locking plate 24 and the hinge shaft of the support plate 23 are horizontally arranged, the hinge shaft of the locking plate 24 and the hinge shaft of the support plate 23 are positioned at the bottom of the support plate 23, one side of the locking plate 24, which is close to the support plate 23, is provided with a fixing groove 241, one side of the support plate 23, which is close to the locking plate 24, is also provided with a convex block 25, the convex block 25 is cuboid, the convex block 25 and the support plate 23 are integrally formed, the convex block 25 is elastically clamped with the side wall of the fixing groove 241, the locking plate 24 is also provided with a fixing member 9, the fixing member 9 is a screw rod, the fixing member 9 is vertically arranged, the fixing member 9 is in threaded connection with the support plate 23, and the fixing member 9 penetrates through one end of the locking plate 24 and abuts against the side wall of the convex block 25; the week side of backup pad 23 still rotates and is connected with a plurality of runners 7, and in this embodiment, runner 7 is provided with six, and six runners 7's the equal level of pivot sets up, and six runner 7 evenly distributed are in backup pad 23 relative both sides, and guide way 102 has still been seted up near runner 7 department to box 1, and guide way 102 is provided with two, the diapire of runner 7 and the diapire laminating of guide way 102. When changing dampproofing board 3, operating personnel stimulates lock plate 24 earlier, backup pad 23 leaves box 1 under the drive of runner 7, operating personnel rotates mounting 9, mounting 9 and lug 25 separation, the fixed state of lock plate 24 and backup pad 23 is relieved, operating personnel stimulates lock plate 24, lug 25 and fixed slot 241 lateral wall separation, operating personnel changes the dampproofing board 3 in the sliding chamber 21, later laminate lock plate 24 and fixed slot 241 lateral wall, dampproofing board 3 is fixed, operating personnel pushes away box 1 with dampproofing box 2 in, dampproofing board 3 clears up the steam in the box 1, improve the reliability of the interior electrical equipment operation of box 1.

The implementation principle of the electric power low-voltage reactive power compensation device in the embodiment of the application is as follows: when the reactive power compensation device starts to work, external air enters the sliding cavity 21 under the driving of the cooling fan 4, water vapor in the air is gradually attached to the side wall of the moisture absorption groove 31 on the moisture-proof plate 3, the moisture-proof plate 3 absorbs the water vapor in the air, and the air with reduced water vapor enters the inner side of the box body 1 through the vent hole 22, so that the electric elements arranged in the box body 1 are cooled; when the ability of steam reduces in dampproofing board 3 adsorbed air, the dampproofing box 2 of operating personnel pulling, dampproofing box 2 slides with box 1 under the drive of runner 7, dampproofing box 2 breaks away from box 1 gradually, operating personnel rotates mounting 9, operating personnel pulling lock plate 24, lug 25 and fixed slot 241 lateral wall separation, the fixed state of dampproofing board 3 is relieved, operating personnel takes out the dampproofing board 3 that became invalid in the dampproofing box 2, more renew dampproofing board 3, lock plate 24 fixes dampproofing board 3 in dampproofing board 3, operating personnel rotates mounting 9, mounting 9 supports tightly with lug 25, lock plate 24 and backup pad 23 are accomplished fixedly, push into box 1 with dampproofing box 2 again, dampproofing board 3 is restricted in box 1's bottom, dampproofing board 3, dampproofing pad 5 and sealing strip 6 cooperation are adsorbed the steam of the air in getting into box 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electric power low pressure reactive power compensation device, includes box (1), its characterized in that: set up dampproofing box (2) in box (1), dampproofing box (2) and box (1) sliding connection, ventilation hole (22) have still been seted up on dampproofing box (2), smooth chamber (21) have been seted up to dampproofing box (2) inside, be provided with dampproofing board (3) in smooth chamber (21), dampproofing board (3) and dampproofing box (2) sliding connection, dampproofing board (3) surface is provided with a plurality of moisture absorption grooves (31), dampproofing box (2) top still is provided with radiator fan (4), the casing and the box (1) of radiator fan (4) are connected, the air intake and the smooth chamber (21) intercommunication of radiator fan (4).

2. An electric low voltage reactive power compensation device according to claim 1, characterized in that: the box (1) bottom still is provided with dampproofing pad (5), dampproofing pad (5) and box (1) are connected, prefabricated hole (51) have still been seted up at dampproofing pad (5) top.

3. An electric low voltage reactive power compensation device according to claim 2, characterized in that: still be provided with a plurality of sealing strips (6) on dampproofing pad (5), it is a plurality of sealing strip (6) and dampproofing pad (5) fixed connection, it is a plurality of sealing strip (6) set up in prefabricated hole (51) department.

4. An electric low voltage reactive power compensation device according to claim 1, characterized in that: dampproofing box (2) are provided with runner (7) towards box (1) lateral wall department, runner (7) are provided with a plurality ofly, and are a plurality of runner (7) rotate with dampproofing box (2) and are connected.

5. An electric low voltage reactive power compensation device according to claim 1, characterized in that: one side of dampproofing box (2) bottom laminating box (1) still is provided with dust screen (8), dust screen (8) and box (1) fixed connection.

6. An electric low voltage reactive power compensation device according to claim 1, characterized in that: dampproofing box (2) includes backup pad (23) and lock board (24), dampproofing board (3) set up in backup pad (23), lock board (24) and backup pad (23) can be dismantled and be connected.

7. An electric low voltage reactive power compensation device according to claim 6, characterized in that: fixed slot (241) have been seted up on lock plate (24), lock plate (24) and backup pad (23) rotate to be connected, one side that backup pad (23) are close to lock plate (24) still is provided with lug (25), lug (25) and backup pad (23) fixed connection, lug (25) and fixed slot (241) lateral wall elasticity block.

8. An electric low voltage reactive power compensation device according to claim 7, characterized in that: the locking plate (24) is provided with a fixing piece (9), the fixing piece (9) penetrates through the locking plate (24), and one end, extending into the fixing groove (241), of the fixing piece (9) can be tightly abutted to the convex block (25).