CN212392496U

CN212392496U - Water level protection device of low-voltage power distribution cabinet

Info

Publication number: CN212392496U
Application number: CN202020955073.7U
Authority: CN
Inventors: 邹日东
Original assignee: Anhui Xianshang Power Equipment Co ltd
Current assignee: Anhui Xianshang Power Equipment Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-01-22
Anticipated expiration: 2030-05-30

Abstract

The utility model discloses a low-voltage distribution cabinet water level protector, comprising a mounting base plate, mounting plate's upper end fixedly connected with switch board shell, switch board shell's inner chamber bottom fixedly connected with even fastens the seat, cup joint on the fastening seat and be fixed with elevating system, elevating system's upper portion alternates fixedly connected with mounting panel, elevating system's inside threaded connection has the screw rod, the upper end four corners department of mounting panel all alternates swing joint and has the guide pillar, four the lower extreme of guide pillar all with switch board shell's inner chamber bottom fixed connection, switch board shell's upper end middle part fixedly connected with motor, switch board shell's upper end nestification has the fan. A low-voltage distribution cabinet water level protector, last to blowing in the air in the switch board through the fan, pressurize switch board inside, make the inside atmospheric pressure of switch board be greater than outside atmospheric pressure to can delay rivers and get into, can strive for the time for the maintenance personal.

Description

Water level protection device of low-voltage power distribution cabinet

Technical Field

The utility model relates to a power equipment technical field, in particular to low-voltage distribution cabinet water level protector.

Background

The switch board divides power switch board and lighting power switch board, the measurement cabinet, be distribution system's final stage equipment, the switch board is motor control center's general title, the switch board is used in the load relatively dispersion, the less occasion in return circuit, motor control center is used for the load to concentrate, the more occasion in return circuit, they distribute the electric energy of a certain circuit of last one-level distribution equipment to load nearby, this level equipment reply load provides the protection, supervision and control, the switch board is when outdoor use, some low-voltage distribution cabinets of lower are submerged by water very easily, inside electrical equipment is damaged easily, current switch board water level protector is difficult to delay rivers and gets into, can not strive for the time for maintenance personal. Therefore, we propose a water level protection device for a low-voltage power distribution cabinet.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a low-voltage distribution cabinet water level protector can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a water level protection device of a low-voltage power distribution cabinet comprises an installation bottom plate, wherein a power distribution cabinet shell is fixedly connected to the upper end of the installation bottom plate, a fastening seat is fixedly connected to the bottom of an inner cavity of the power distribution cabinet shell, a lifting mechanism is fixedly sleeved on the fastening seat in a sleeved mode, a mounting plate is fixedly connected to the upper portion of the lifting mechanism in an penetrating mode, a screw rod is connected to the inner portion of the lifting mechanism in a threaded mode, guide pillars are movably connected to four corners of the upper end of the mounting plate in a penetrating mode, the lower ends of the four guide pillars are fixedly connected to the bottom of the inner cavity of the power distribution cabinet shell, a motor is fixedly connected to the middle of the upper end of the power distribution cabinet shell, the output end of the motor extends into the inner cavity of the power distribution cabinet shell and is fixedly connected to the upper end of the screw, the upper end nestification of switch board shell has the fan, the fan setting is between rain-proof cover and guard shield.

Preferably, elevating system includes base and thread bush, the thread bush is located the top of base, four connecting seats that are the annular array and distribute on the lateral surface of base fixedly connected with, four connecting seats that are the annular array and distribute on the lateral surface of thread bush, four connecting seats, four equal swing joint has a connecting rod, four on the connecting seat No. one connecting rod, four on the connecting seat No. two equal swing joint has a connecting rod No. two, and adjacent connecting rod and No. two connecting rods pass through bolt swing joint and be in the same place.

Preferably, the base is sleeved and fixed on the fastening seat, the threaded sleeve is in threaded connection with the screw rod, and the upper part of the outer surface of the threaded sleeve is movably connected with the mounting plate in an inserting manner.

Preferably, the upper end of the guide pillar is fixedly connected with a fixing block in an inserting mode, the fixing block is fixedly connected with the inner wall of the shell of the power distribution cabinet, the lower portion of the guide pillar is fixedly connected with a stop block in an inserting mode, and the upper end of the stop block is movably connected with the lower end of the mounting plate.

Preferably, fixedly connected with ventilation pipe all alternates at the left end and the right-hand member of switch board shell, the lower extreme fixedly connected with dustproof filter cloth of ventilation pipe, the ventilation pipe is the right trapezoid structure, the louvre has all been seted up on four side end faces of guard shield, the upper end fixedly connected with dustproof filter mantle of fan.

Preferably, the inner wall of the left side of the power distribution cabinet shell and the inner wall of the right side of the power distribution cabinet shell are fixedly connected with clamping strips, the left end and the right end of the mounting plate are fixedly connected with sealing plates, the clamping strips correspond to the ventilating pipes in position, and the sealing plates are movably connected with the clamping strips.

Preferably, the front portion fixedly connected with control box of the last inner wall of switch board shell, the equal fixedly connected with level sensor in lower part of the left inner wall of switch board shell and the lower part that has the inner wall, the control box is connected with motor, fan and level sensor electricity all.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the water level sensor and the control box can monitor the condition that water enters the power distribution cabinet; the motor drives the screw rod to rotate, so that the screw rod drives the threaded sleeve to move upwards, the mounting plate moves upwards, equipment on the mounting plate is lifted, and the equipment is not easy to be attacked by water, and a protection effect is achieved.

2. In the utility model, in the process of moving up the mounting plate, the sealing plate on the mounting plate is clamped into the clamping strip to close the ventilation pipe, so as to seal the shell of the power distribution cabinet, thereby effectively preventing rainwater from entering the power distribution cabinet from the ventilation pipe; meanwhile, the ventilation pipe is of a right-angled trapezoid structure, so that rainwater can be prevented from being accumulated on the ventilation pipe; the rain cover can play a role in rain prevention.

3. The utility model discloses in, continuously blow in the air to the switch board through the fan, pressurize the switch board is inside, make the inside atmospheric pressure of switch board be greater than outside atmospheric pressure to can play the effect that prevents water intrusion switch board, thereby can delay rivers and get into, can strive for the time for the maintenance personal.

Drawings

Fig. 1 is a schematic view of the overall structure of a water level protection device of a low-voltage distribution cabinet of the present invention;

fig. 2 is a schematic view of the overall structure of the lifting mechanism of the water level protection device of the low-voltage distribution cabinet of the present invention;

fig. 3 is a schematic view of the overall structure of the ventilation pipe of the water level protection device of the low-voltage distribution cabinet of the present invention;

fig. 4 is the utility model relates to a low-voltage distribution cabinet water level protector's rear view structure schematic diagram.

In the figure: 1. mounting a bottom plate; 2. a power distribution cabinet housing; 3. a fastening seat; 4. a lifting mechanism; 5. mounting a plate; 6. a guide post; 7. a screw; 8. a motor; 9. a shield; 10. a fan; 11. a dust-proof filter cover; 12. a rain cover; 13. a vent pipe; 14. clamping the strip; 15. a fixed block; 16. a sealing plate; 17. a stopper; 18. a water level sensor; 19. heat dissipation holes; 20. a control box; 21. dustproof filter cloth; 41. a base; 42. a threaded sleeve; 43. a first connecting seat; 44. a second connecting seat; 45. a first connecting rod; 46. and a second connecting rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a water level protection device for a low-voltage power distribution cabinet comprises a mounting base plate 1, wherein the upper end of the mounting base plate 1 is fixedly connected with a power distribution cabinet shell 2, the bottom of the inner cavity of the power distribution cabinet shell 2 is fixedly connected with a fastening seat 3, a lifting mechanism 4 is fixedly sleeved on the fastening seat 3, the upper part of the lifting mechanism 4 is fixedly connected with a mounting plate 5 in an inserting manner, the inner thread of the lifting mechanism 4 is connected with a screw 7, four corners of the upper end of the mounting plate 5 are respectively and movably connected with guide pillars 6 in an inserting manner, the lower ends of the four guide pillars 6 are respectively and fixedly connected with the bottom of the inner cavity of the power distribution cabinet shell 2, the middle part of the upper end of the power distribution cabinet shell 2 is fixedly connected with a motor 8, the output end of the motor 8 extends into the inner cavity of the power distribution, switch board shell 2's upper end edge fixedly connected with rain-proof cover 12, switch board shell 2's upper end nestification has fan 10, and fan 10 sets up between rain-proof cover 12 and guard shield 9.

Elevating system 4 includes base 41 and thread bush 42, thread bush 42 is located base 41's top, four connecting seats 43 that are the annular array and distribute of fixedly connected with on base 41's the lateral surface, four connecting seats 44 that are the annular array and distribute of fixedly connected with on thread bush 42's the lateral surface, equal swing joint has connecting rod 45 No. one on four connecting seats 43, equal swing joint has connecting rod 46 No. two on four connecting seats 44, and adjacent connecting rod 45 and connecting rod 46 pass through bolt swing joint together, can play the effect that the support lifted mounting panel 5.

The base 41 is sleeved and fixed on the fastening seat 3, the threaded sleeve 42 is in threaded connection with the screw rod 7, the upper part of the outer surface of the threaded sleeve 42 is movably connected with the mounting plate 5 in a penetrating manner, so that the screw rod 7 can drive the threaded sleeve 42 to lift, and the mounting plate 5 can be lifted in the water level protection process.

Fixedly connected with fixed block 15 alternates in the upper end of guide pillar 6, fixed block 15 all with switch board housing 2's inner wall fixed connection, fixedly connected with dog 17 alternates in the lower part of guide pillar 6, the upper end of dog 17 and the lower extreme swing joint of mounting panel 5, guide pillar 6 can guarantee the stability that mounting panel 5 reciprocated the in-process, dog 17 can play the effect of supporting mounting panel 5.

The left end and the right-hand member of switch board shell 2 all alternate fixedly connected with ventilation pipe 13, the dustproof filter cloth 21 of lower extreme fixedly connected with of ventilation pipe 13, ventilation pipe 13 is the right trapezoid structure, louvre 19 has all been seted up on four side end faces of guard shield 9, fan 10's upper end fixedly connected with dustproof filter cover 11, ventilation pipe 13 and fan 10 can play ventilation cooling's effect when need not carry out the water level protection, when carrying out the water level protection, fan 10 can play the pressurized effect to the switch board, delay rivers and get into the switch board.

Equal fixedly connected with card strip 14 on the left inner wall of switch board shell 2 and on the right inner wall, the left end of mounting panel 5 and the equal fixedly connected with closing plate 16 of right-hand member, card strip 14 is corresponding with ventilation pipe 13 position, closing plate 16 with card strip 14 swing joint, closing plate 16 card is gone into card strip 14 and can be closed ventilation pipe 13, improves switch board shell 2's leakproofness to reduce the speed that gets into the water yield in the switch board and water get into.

The anterior fixedly connected with control box 20 of the last inner wall of switch board shell 2, the lower part of the left inner wall of switch board shell 2 and the equal fixedly connected with level sensor 18 in lower part that has the inner wall, control box 20 is connected with motor 8, fan 10 and the equal electricity of level sensor 18, can play the control and get into the water level condition of the water in the switch board, improves the intelligence to the protection of switch board internal plant, makes the equipment in the switch board in time protected.

It should be noted that the utility model relates to a water level protection device for low voltage distribution cabinet, which monitors the condition of water entering the distribution cabinet through a water level sensor 18 and a control box 20, when the water level in the distribution cabinet housing 2 reaches the warning line, the control box 20 controls the motor 8 to start, the motor 8 drives a threaded sleeve 42 to move upwards through a screw 7, thereby the mounting plate 5 moves upwards, the equipment on the mounting plate 5 is raised to be invaded by water, the protection effect is achieved, meanwhile, in the process of moving upwards the mounting plate 5, a sealing plate 16 on the mounting plate 5 is clamped into a clamping strip 14 to close a vent pipe 13, thereby the distribution cabinet housing 2 is sealed, after the distribution cabinet housing 2 is sealed, the control box 20 controls the fan 10 to start, the fan 10 continuously blows air into the distribution cabinet, the distribution cabinet is pressurized, the air pressure in the distribution cabinet is greater than the air pressure outside the distribution cabinet, thereby the water flow entering, time can be won for maintenance personnel.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low-voltage distribution cabinet water level protector, includes mounting plate (1), its characterized in that: a power distribution cabinet shell (2) is fixedly connected to the upper end of the mounting bottom plate (1), a fastening seat (3) is fixedly connected to the bottom of an inner cavity of the power distribution cabinet shell (2), a lifting mechanism (4) is fixedly sleeved on the fastening seat (3), a mounting plate (5) is fixedly inserted into the upper portion of the lifting mechanism (4), a screw rod (7) is connected to the inner thread of the lifting mechanism (4), guide pillars (6) are movably inserted into four corners of the upper end of the mounting plate (5), the lower ends of the four guide pillars (6) are fixedly connected to the bottom of the inner cavity of the power distribution cabinet shell (2), a motor (8) is fixedly connected to the middle of the upper end of the power distribution cabinet shell (2), the output end of the motor (8) extends into the inner cavity of the power distribution cabinet shell (2) and is fixedly connected to the upper end of the screw rod (7), and a protective cover (9, the lower extreme of guard shield (9) and the upper end fixed connection of switch board shell (2), the rain-proof cover of upper end edge fixedly connected with (12) of switch board shell (2), the upper end nestification of switch board shell (2) has fan (10), fan (10) set up between rain-proof cover (12) and guard shield (9).

2. The water level protection device for the low-voltage power distribution cabinet according to claim 1, characterized in that: elevating system (4) are including base (41) and thread bush (42), thread bush (42) are located the top of base (41), four connecting seat (43) that are the annular array and distribute on the lateral surface of base (41) fixedly connected with, four connecting seat (44) that are the annular array and distribute on the lateral surface of thread bush (42), four connecting seat (44) that are the annular array and distribute, four equal swing joint has connecting rod (45) No. one on connecting seat (43), four equal swing joint has connecting rod (46) No. two on connecting seat (44), and adjacent connecting rod (45) and connecting rod (46) No. two are in the same place through bolt swing joint.

3. The water level protection device for the low-voltage power distribution cabinet according to claim 2, characterized in that: the base (41) is fixedly sleeved on the fastening seat (3), the threaded sleeve (42) is in threaded connection with the screw rod (7), and the upper part of the outer surface of the threaded sleeve (42) is movably connected with the mounting plate (5) in a penetrating mode.

4. The water level protection device for the low-voltage power distribution cabinet according to claim 1, characterized in that: fixedly connected with fixed block (15) are inserted into the upper end of guide pillar (6), fixed block (15) are all fixedly connected with the inner wall of power distribution cabinet shell (2), fixedly connected with stop dog (17) are inserted into the lower portion of guide pillar (6), and the upper end of stop dog (17) is movably connected with the lower end of mounting plate (5).

5. The water level protection device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the left end and the right end of the power distribution cabinet shell (2) are respectively and fixedly connected with a ventilation pipe (13) in an inserting mode, the lower end of the ventilation pipe (13) is fixedly connected with dustproof filter cloth (21), the ventilation pipe (13) is of a right-angle trapezoid structure, radiating holes (19) are formed in four side end faces of the protective cover (9), and the upper end of the fan (10) is fixedly connected with a dustproof filter cover (11).

6. The water level protection device for the low-voltage power distribution cabinet according to claim 1, characterized in that: equal fixedly connected with card strip (14) on the left inner wall of switch board shell (2) and on the right inner wall, the left end of mounting panel (5) and the equal fixedly connected with closing plate (16) of right-hand member, card strip (14) are corresponding with ventilation pipe (13) position, closing plate (16) and card strip (14) swing joint.

7. The water level protection device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the switch board shell (2) the anterior fixedly connected with control box (20) of the last inner wall, the lower part of the left inner wall of switch board shell (2) and the equal fixedly connected with level sensor (18) in lower part that has the inner wall, control box (20) are all connected with motor (8), fan (10) and level sensor (18) electricity.