CN112600096A

CN112600096A - Protection mechanism for power distribution cabinet

Info

Publication number: CN112600096A
Application number: CN202011487773.9A
Authority: CN
Inventors: 黄文发; 柴博达; 柴博厚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-04-02

Abstract

The invention discloses a protection mechanism for a power distribution cabinet, which comprises a cabinet body, wherein a cabinet door is arranged on the cabinet body, a supporting plate is arranged inside the cabinet body, a monitoring device is arranged at the top of the supporting plate, a controller is arranged inside the monitoring device, the two side edges of the controller are fixed by fixing rods, a preset chip is arranged at the top of the controller, an infrared scanner, a temperature sensor and a timer are arranged at the bottom of the controller, mounting bars are sequentially and transversely fixed in the cabinet body and below the supporting plate, and the mounting bar is respectively provided with a transformer, a mutual inductor component and an electronic device, the bottom of the cabinet body is provided with a first fan, a dust collecting bin is arranged at the top of the first fan, dust collecting pipes are arranged on two side edges of the dust collecting bin, and one end of the dust collection pipe, which is far away from the dust collection bin, penetrates through and extends to the inside of the side wall of the cabinet body.

Description

Protection mechanism for power distribution cabinet

Technical Field

The invention relates to the technical field of power equipment, in particular to a protection mechanism for a power distribution cabinet.

Background

The power distribution cabinet, the lighting power distribution cabinet and the metering cabinet are power distribution system power distribution cabinet and power distribution system power distribution cabinet power distribution system power distribution equipment; the power distribution cabinet is a general name of a motor control center; when the power distribution cabinet is used in the occasions with dispersed loads and less loops, the power distribution cabinet distributes the electric energy of a certain circuit of the upper-level power distribution equipment to the nearby loads; this level of equipment should provide protection, monitoring and control of the load; the power distribution cabinet is affected by high temperature in the using process, so that main equipment such as a transformer and a GIS mutual inductor in the power distribution cabinet can be damaged due to overhigh temperature, and the power distribution cabinet cannot normally operate; in long-time use, dust is easy to accumulate in the power distribution cabinet, and excessive dust can also affect electronic devices in the power distribution cabinet, so that the power distribution cabinet is caused to generate faults and normal use of the power distribution cabinet is affected; the problem that the existing power distribution cabinet cannot well solve is solved, normal operation and normal use of the power distribution cabinet cannot be guaranteed, and the working efficiency of the power distribution cabinet is influenced.

Patent document for CN201410546531.0 discloses a liftable rotation type heat dissipation switch board, including the switch board body, the top of switch board body is equipped with the top cap, is equipped with the LED lamp on the top cap inner wall, be equipped with the transparent cabinet door on the switch board body, transparent cabinet door and switch board body are articulated, be equipped with the screw hole on one side wall of switch board body, threaded hole is equipped with temperature sensor, the top cap is bilayer structure, and inside is equipped with the cavity, is equipped with water in the cavity. However, the lifting rotary heat dissipation power distribution cabinet mentioned in the patent document has poor heat dissipation effect, cannot perform better heat dissipation on the power distribution cabinet in high-temperature weather, and cannot clear away the dust in the power distribution cabinet, so that the electronic devices in the power distribution cabinet cannot normally operate, the normal use of the power distribution cabinet is influenced, and the working efficiency of the power distribution cabinet is reduced.

In summary, how to ensure that the power distribution cabinet is not affected by high temperature and dust is a technical problem which needs to be solved urgently at present.

Disclosure of Invention

The technical task of the invention is to provide a protection mechanism for a power distribution cabinet to solve the problem of how to protect the power distribution cabinet from high temperature and dust.

The technical scheme of the invention is realized as follows:

a protection mechanism for a power distribution cabinet comprises a cabinet body, wherein a cabinet door is installed on the cabinet body, a supporting plate is installed inside the cabinet body, a monitoring device is installed at the top of the supporting plate, a controller is installed inside the monitoring device, two side edges of the controller are fixed through fixing rods, a preset chip is installed at the top of the controller, an infrared scanner, a temperature sensor and a timer are installed at the bottom of the controller, a mounting strip is sequentially and transversely fixed inside the cabinet body and below the supporting plate, a transformer, a mutual inductor assembly and an electronic device are installed on the mounting strip respectively, a first fan is installed at the bottom of the cabinet body, a dust collection bin is installed at the top of the first fan, dust collection pipes are installed at two side edges of the dust collection bin, and one end, far away from the dust collection bin, of each dust collection pipe penetrates through and extends into the side wall of the cabinet body, the side edge of the dust suction pipe close to the inside of the cabinet body is provided with a plurality of connecting pipes, one end of each connecting pipe far away from the dust suction pipe penetrates through the side wall of the cabinet body and extends to the inside of the cabinet body, one end of each connecting pipe far away from the dust suction pipe is provided with a dust hood, a fan II is arranged above the dust collection bin, the top of the fan II is provided with a refrigeration bin, two side edges of the refrigeration bin are provided with infusion pipes, one end of each infusion pipe far away from the refrigeration bin is provided with a liquid nitrogen storage tank, the joint of the liquid nitrogen storage tank and the infusion pipes is provided with an electromagnetic valve, the interior of the refrigeration bin is provided with a bent metal pipe, the two ends of the bent metal pipe are communicated with the infusion pipes, the top of the refrigeration bin is provided with an air pipe, the top of the air pipe is provided with a splitter plate, and the, the backplate is installed at the top of air exit, the cabinet door is kept away from monitor panel is installed to one side of the cabinet body, the thermoscope is installed to monitor panel's below.

Preferably, the cabinet door is close to a mounting panel is installed at one side of the cabinet body, and the position of the mounting panel corresponds to the transformer, the transformer assembly and the electronic device.

Preferably, the mounting panel is kept away from a fixed plate is installed to a side symmetry of cabinet door, just install between the fixed plate and remove the strip, it keeps away from to remove the strip deashing brush is installed to a side of mounting panel.

Preferably, the sliding blocks are installed at the top and the bottom of the moving strip, and the sliding grooves matched with the sliding blocks are formed in one side edge, close to the moving strip, of the fixing plate.

Preferably, the mounting panel is close to a side of removal strip is installed the draw-in groove, just the draw-in groove is kept away from the one end joint of mounting panel has the motor, the motor is kept away from a side of draw-in groove with remove strip fixed connection.

Preferably, the gear is installed at the top of motor, the top of draw-in groove just is located the mounting panel is close to a side of removal strip installs the gear groove, just the gear with gear groove looks adaptation.

Preferably, a plurality of through holes are formed in the supporting plate and located around the monitoring device.

Preferably, a handle is installed on the cabinet door, and a door lock is installed below the handle.

Preferably, a warning sign is arranged on the cabinet door and below the temperature detector.

Preferably, the four corners of the bottom of the cabinet body are provided with supporting legs.

The invention has the beneficial effects that:

1. through fan one with the interact of dust absorption pipe, the dust to the switch board inside that can be fine is clear away, ensures that each inside part of switch board can not piled up by the dust to make the operation that each inside part of switch board can be normal, improved the work efficiency of switch board.

2. Through fan two with the interact in refrigeration storehouse can carry out fine cooling processing to the switch board is inside when the high temperature, prevents that the high temperature from making the inside part of switch board burn out to cause the short circuit, cause the switch board trouble, influence its normal use.

3. Through monitoring devices can be fine pile up the condition to the inside temperature of switch board and dust and monitor, and each part of control that simultaneously can be fine operates, cools down and removes dust to switch board inside, has ensured the normal operating of switch board, has reduced fault rate and spoilage, better improvement the work efficiency of switch board.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a protection mechanism for a power distribution cabinet according to an embodiment of the present invention;

FIG. 2 is a schematic sectional view of a cabinet according to an embodiment of the invention;

FIG. 3 is a schematic diagram of a monitoring device according to an embodiment of the invention;

FIG. 4 is a schematic view of a refrigerated compartment according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a side edge of a cabinet door close to a cabinet body according to an embodiment of the invention;

FIG. 6 is a schematic view of a partial cross-sectional structure of a cabinet door according to an embodiment of the invention;

FIG. 7 is a schematic top view of a support plate according to an embodiment of the invention;

fig. 8 is a schematic top view of a diverter plate according to an embodiment of the present invention.

In the figure:

1. a cabinet body; 2. a cabinet door; 3. a support plate; 4. a monitoring device; 5. a controller; 6. presetting a chip; 7. an infrared scanner; 8. a temperature sensor; 9. a timer; 10. mounting a bar; 11. a transformer; 12. a transformer assembly; 13. an electronic device; 14. a first fan; 15. a dust collection bin; 16. a dust collection pipe; 17. a connecting pipe; 18. a dust hood; 19. a second fan; 20. a refrigeration bin; 21. a transfusion tube; 22. a liquid nitrogen storage tank; 23. an electromagnetic valve; 24. bending a metal tube; 25. an air duct; 26. a flow distribution plate; 27. an air outlet; 28. a guard plate; 29. a monitoring panel; 30. a temperature detector; 31. mounting a plate; 32. a fixing plate; 33. a moving bar; 34. a dust cleaning brush; 35. a slider; 36. a sliding groove; 37. a card slot; 38. a motor; 39. a gear; 40. a gear groove; 41. a through hole; 42. a handle; 43. a door lock; 44. a warning sign; 45. and (5) supporting legs.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The invention is further described with reference to the following figures and specific examples.

In the first embodiment, as shown in fig. 1 to 4, the protection mechanism for a power distribution cabinet according to the embodiment of the invention comprises a cabinet body 1, a cabinet door 2 is installed on the cabinet body 1, a support plate 3 is installed inside the cabinet body 1, a monitoring device 4 is installed at the top of the support plate 3, a controller 5 is installed inside the monitoring device 4, two side edges of the controller 5 are fixed through fixing rods, a preset chip 6 is installed at the top of the controller 5, an infrared scanner 7, a temperature sensor 8 and a timer 9 are installed at the bottom of the controller 5, a mounting bar 10 is sequentially and transversely fixed inside the cabinet body 1 and below the support plate 3, a transformer 11, a mutual inductor assembly 12 and an electronic device 13 are respectively installed on the mounting bar 10, a fan 14 is installed at the bottom of the cabinet body 1, a dust collection bin 15 is installed at the top of the first fan 14, a dust collection pipe 16 is installed on two side edges of the dust collection bin 15, the dust collection pipe 16 is far away from one end of the dust collection bin 15 and penetrates through and extends to the inside of the side wall of the cabinet body 1, the dust collection pipe 16 is close to a side edge of the inside of the cabinet body 1, a plurality of connecting pipes 17 are installed on one side edge of the inside of the cabinet body 1, one end of the dust collection pipe 16 far away from the connecting pipes 17 penetrates through the side wall of the cabinet body 1 and extends to the inside of the cabinet body 1, a dust collection cover 18 is installed at one end of the dust collection pipe 16 far away from the connecting pipes 17, a second fan 19 is installed above the dust collection bin 15, a refrigerating bin 20 is installed at the top of the second fan 19, infusion pipes 21 are installed on two side edges of the refrigerating bin 20, a liquid nitrogen storage tank 22 is installed at one end of the refrigerating bin 20 far away from, a bent metal pipe 24 is installed inside the refrigeration bin 20, two ends of the bent metal pipe 24 are communicated with the infusion pipe 21, an air pipe 25 is installed at the top of the refrigeration bin 20, a flow distribution plate 26 is installed at the top of the air pipe 25, an air outlet 27 is formed in the top of the cabinet body 1, a protection plate 28 is installed at the top of the air outlet 27, a monitoring panel 29 is installed on one side edge, away from the cabinet body 1, of the cabinet door 2, and a temperature detector 30 is installed below the monitoring panel 29; through monitoring device 4 can be fine pile up the condition to the inside temperature of switch board and dust and monitor, and each part of control that simultaneously can be fine operates, cools down and removes dust to switch board inside, has ensured the normal operating of switch board, has reduced fault rate and spoilage, better improvement the work efficiency of switch board.

In the second embodiment, as shown in fig. 5 to 6, a mounting plate 31 is installed on one side of the cabinet door 2 close to the cabinet body 1, and the position of the mounting plate 31 corresponds to the transformer 11, the transformer assembly 12 and the electronic device 13; fixing plates 32 are symmetrically arranged on one side of the mounting plate 31 far away from the cabinet door 2, moving strips 33 are arranged between the fixing plates 32, and ash cleaning brushes 34 are arranged on one side of the moving strips 33 far away from the mounting plate 31; sliding blocks 35 are mounted at the top and the bottom of the moving strip 33, and sliding grooves 36 matched with the sliding blocks 35 are formed in one side edge, close to the moving strip 33, of the fixing plate 32; a clamping groove 37 is arranged on one side edge of the mounting plate 31 close to the moving strip 33, a motor 38 is clamped at one end of the clamping groove 37 far away from the mounting plate 31, and one side edge of the motor 38 far away from the clamping groove 37 is fixedly connected with the moving strip 33; a gear 39 is mounted at the top of the motor 38, a gear groove 40 is mounted above the clamping groove 37 and on one side of the mounting plate 31 close to the moving bar 33, and the gear 39 is matched with the gear groove 40; inside the switch board that can be fine the dust removal is carried out to transformer 11, mutual-inductor subassembly 12 and electron device 13's surface, prevents that the dust from influencing the normal operating of switch board, has ensured the normal use of switch board.

In the third embodiment, as shown in fig. 7, a plurality of through holes 41 are formed on the supporting plate 3 and around the monitoring device 4; the gas flow is convenient, and better heat dissipation is facilitated.

In the fourth embodiment, as shown in fig. 1, a handle 42 is installed on the cabinet door 2, and a door lock 43 is installed below the handle 42; the safety of the power distribution cabinet is ensured, and non-working personnel are prevented from operating and checking.

In the fifth embodiment, as shown in fig. 1, a warning sign 44 is disposed on the cabinet door 2 and below the temperature detector 30; the warning function is played, people are reminded of paying attention to safety, and meanwhile, workers can be reminded of cautious standard operation.

Sixth embodiment, as shown in fig. 1, the supporting leg 45 is all installed on the bottom quadrangle limit of the cabinet body 1, provides stable support, also can avoid ground moisture to cause the influence to the switch board simultaneously, ensures the normal operating of switch board.

The specific working process is as follows: when the monitoring device is used, a temperature value and ash removal time are set in advance through the monitoring panel 29, then the interior of the power distribution cabinet is monitored under the action of the monitoring device 4, the controller 5 is installed in the monitoring device 4, the preset chip 6 is installed at the top of the controller 5, the infrared scanner 7, the temperature sensor 8 and the timer 9 are installed at the bottom of the controller 5, and therefore the temperature in the power distribution cabinet and the dust degree accumulated on each component can be monitored; when the temperature is too high, the controller 5 controls the electromagnetic valve 23 to be opened, so that liquid nitrogen in the liquid nitrogen storage tank 22 enters the bent metal pipe 24 in the refrigeration bin 20 through the liquid conveying pipe 21, the liquid nitrogen is in contact with the bent metal pipe, the temperature of air around the bent metal pipe is reduced, then, cold air is conveyed into the power distribution cabinet through the air pipe 25 and the flow distribution plate 26 through the second fan 19, and all parts in the power distribution cabinet are cooled and radiated; when the temperature is normal, the electromagnetic valve 23 is closed, and the second fan 19 stops running; when monitoring that dust on each component in the power distribution cabinet is more, the controller 5 controls the first fan 14 to operate, the dust in the power distribution cabinet is sucked through the dust suction pipe 16 and the dust suction cover 18, after the first fan 14 operates, the controller 5 controls the motor 38 to operate, the dust cleaning brush 34 is further driven to remove dust on the surfaces of the transformer 11, the mutual inductor assembly 12 and the electronic device 13 in the power distribution cabinet, and the dust removed by brushing is sucked into the dust collection bin 15 through the dust suction cover 18 and the dust suction pipe 16; meanwhile, the timer 9 is set, so that ash can be regularly removed from the interior of the power distribution cabinet.

In summary, according to the technical scheme of the invention, through the interaction between the first fan 14 and the dust collection pipe 16, dust in the power distribution cabinet can be well removed, and it is ensured that all components in the power distribution cabinet are not accumulated by dust, so that all components in the power distribution cabinet can normally operate, and the working efficiency of the power distribution cabinet is improved; through the interaction of the second fan 19 and the refrigerating bin 20, the interior of the power distribution cabinet can be well cooled when the temperature is too high, and the situation that parts in the power distribution cabinet are burnt due to the too high temperature, so that short circuit is caused, the fault of the power distribution cabinet is caused, and the normal use of the power distribution cabinet is influenced is prevented; through monitoring device 4 can be fine pile up the condition to the inside temperature of switch board and dust and monitor, and each part of control that simultaneously can be fine operates, cools down and removes dust to switch board inside, has ensured the normal operating of switch board, has reduced fault rate and spoilage, better improvement the work efficiency of switch board.

The present invention can be easily implemented by those skilled in the art from the above detailed description. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The protection mechanism for the power distribution cabinet is characterized by comprising a cabinet body (1), wherein a cabinet door (2) is installed on the cabinet body (1), a supporting plate (3) is installed inside the cabinet body (1), a monitoring device (4) is installed at the top of the supporting plate (3), a controller (5) is installed inside the monitoring device (4), both side edges of the controller (5) are fixed through a fixing rod, a preset chip (6) is installed at the top of the controller (5), an infrared scanner (7), a temperature sensor (8) and a timer (9) are installed at the bottom of the controller (5), a mounting bar (10) is sequentially and transversely fixed inside the cabinet body (1) and below the supporting plate (3), and a transformer (11), a mutual inductor assembly (12) and an electronic device (13) are installed on the mounting bar (10) respectively, the improved refrigerator is characterized in that a first fan (14) is installed at the bottom of the cabinet body (1), a dust collection bin (15) is installed at the top of the first fan (14), dust collection pipes (16) are installed on two side edges of the dust collection bin (15), one ends, far away from the dust collection bin (15), of the dust collection pipes (16) penetrate through and extend to the inside of the side wall of the cabinet body (1), a plurality of connecting pipes (17) are installed on one side edge, close to the inside of the cabinet body (1), of the dust collection pipes (16), one ends, far away from the dust collection pipes (16), of the connecting pipes (17) penetrate through the side wall of the cabinet body (1) and extend to the inside of the cabinet body (1), dust collection covers (18) are installed at one ends, far away from the dust collection pipes (16), a second fan (19) is installed above the dust collection bin (15), and a refrigerating bin (20) is installed at the top of, infusion tubes (21) are respectively arranged on two side edges of the refrigerating bin (20), a liquid nitrogen storage tank (22) is respectively arranged at one end of the infusion tube (21) far away from the refrigerating bin (20), and the joints of the liquid nitrogen storage tank (22) and the infusion tube (21) are both provided with electromagnetic valves (23), the refrigeration bin (20) is internally provided with a bent metal tube (24), and both ends of the bent metal tube (24) are communicated with the transfusion tube (21), an air pipe (25) is arranged at the top of the refrigerating bin (20), a flow distribution plate (26) is arranged at the top of the air pipe (25), an air outlet (27) is formed in the top of the cabinet body (1), a protective plate (28) is installed on the top of the air outlet (27), a monitoring panel (29) is installed on one side edge, far away from the cabinet body (1), of the cabinet door (2), and a temperature detector (30) is installed below the monitoring panel (29).

2. The protection mechanism for distribution cabinets according to claim 1, characterized in that a mounting plate (31) is installed on one side of said cabinet door (2) near said cabinet body (1), and the position of said mounting plate (31) corresponds to said transformer (11), said transformer assembly (12) and said electronic device (13).

3. The protection mechanism for the power distribution cabinet is characterized in that fixing plates (32) are symmetrically installed on one side, away from the cabinet door (2), of the mounting plate (31), moving strips (33) are installed between the fixing plates (32), and ash cleaning brushes (34) are installed on one side, away from the mounting plate (31), of the moving strips (33).

4. The protection mechanism for the power distribution cabinet according to claim 3, wherein sliding blocks (35) are mounted on the top and the bottom of the moving bar (33), and sliding grooves (36) matched with the sliding blocks (35) are formed in one side edge of the fixing plate (32) close to the moving bar (33).

5. The protection mechanism for the power distribution cabinet according to claim 3, wherein a clamping groove (37) is installed at one side of the mounting plate (31) close to the movable bar (33), a motor (38) is clamped at one end, far away from the mounting plate (31), of the clamping groove (37), and one side, far away from the clamping groove (37), of the motor (38) is fixedly connected with the movable bar (33).

6. The protection mechanism for the power distribution cabinet according to claim 5, wherein a gear (39) is installed on the top of the motor (38), a gear groove (40) is installed above the clamping groove (37) and on one side of the mounting plate (31) close to the moving bar (33), and the gear (39) is matched with the gear groove (40).

7. The protection mechanism for distribution cabinets of claim 1, characterized in that said support plate (3) is provided with a plurality of through holes (41) located around said monitoring device (4).

8. A protection mechanism for electric distribution cabinets according to claim 1, characterized in that said cabinet door (2) is equipped with a handle (42), and a door lock (43) is installed under said handle (42).

9. A protection mechanism for distribution cabinets according to claim 1, characterized in that a warning sign (44) is arranged on said cabinet door (2) and below said temperature detector (30).

10. The protection mechanism for distribution cabinets according to claim 1, characterized in that the bottom four corners of said cabinet body (1) are equipped with support legs (45).