CN115764642A

CN115764642A - Power equipment cabinet with good heat dissipation performance

Info

Publication number: CN115764642A
Application number: CN202211543800.9A
Authority: CN
Inventors: 时心悦; 邵徽茂; 徐军
Original assignee: Hangzhou Chuchu Network Technology Co ltd
Current assignee: Hangzhou Chuchu Network Technology Co ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-03-07

Abstract

The invention discloses a power equipment cabinet with good heat dissipation performance, which comprises a cabinet body, wherein the cabinet body is of a cuboid cavity structure, the front end and the bottom end of the cabinet body are opened, the bottom end of an inner cavity of the cabinet body is connected with a base in a sliding manner, partition plates are arranged above the base at intervals, the left end and the right end of each partition plate extend into sliding grooves formed in the inner walls of the left side and the right side of the cabinet body and are connected with the sliding grooves in a sliding manner, a fixed plate is fixedly connected between the rear side of the bottom surface of each partition plate and the rear side of the top surface of the base, the front surface of each fixed plate is used for mounting electrical components, and the back surface of each fixed plate is provided with a first heat dissipation mechanism; the device passes through the effect of liquid pump for heat conduction silicon oil carries out the circulation reciprocating flow between oil tank, feed liquor pipe, drain pipe, cooling tube, and after heat conduction silicon oil passed the cooler bin, the semiconductor refrigeration piece flowed into the cooling tube after cooling to it, absorbed the heat that internal electrical components of cabinet gived off, and the radiating efficiency is high, and the practicality is strong.

Description

Power equipment cabinet with good heat dissipation performance

Technical Field

The invention relates to the technical field of power equipment cabinets, in particular to a power equipment cabinet with good heat dissipation performance.

Background

The power equipment cabinet is an important component of a power system, the power equipment cabinet is formed by assembling switching equipment, a measuring instrument, a protective electrical appliance and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, the arrangement of the power equipment cabinet meets the requirement of normal operation of the power system, the heat dissipation function needs to be enhanced, the long-time work of internal electrical equipment elements is guaranteed, and the power equipment cabinet is not easy to damage.

Current electrical equipment cabinet thermal diffusivity is poor, and at the dry season of summer and autumn, electrical components in the equipment cabinet can lead to transshipping to catch fire because of the high temperature, has certain potential safety hazard, needs further improvement.

Disclosure of Invention

An embodiment of the present invention provides an electrical equipment cabinet with good heat dissipation, so as to solve the problems in the foregoing background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a good heat dissipation's power equipment cabinet, includes the cabinet body, base and baffle, the cabinet body is cuboid cavity structure, just the front end and the bottom opening of the cabinet body, still including first heat dissipation mechanism and elevating system, and first heat dissipation mechanism and elevating system all install at the cabinet internally.

As a further scheme of the invention: the first heat dissipation mechanism comprises a driving assembly and a driven assembly, one end of the driving assembly is connected with the cabinet body, and the other end of the driving assembly is connected to the driven assembly and used for driving the driven mechanism to operate.

As a still further scheme of the invention: the driving assembly comprises an oil tank and a liquid pump, wherein the oil tank and the liquid pump are fixedly mounted on the back of the fixing plate, heat-conducting silicone oil is stored in the oil tank, and the liquid pump is connected with the driven mechanism assembly.

As a still further scheme of the invention: the driven subassembly is including feed liquor pipe, drain pipe, cooling tube, cooling box and semiconductor refrigeration piece, the one end of liquid pipe links to each other with the liquid pump, the other end of feed liquor pipe links to each other with the oil-out of oil tank, the output of liquid pump links to each other with the one end of drain pipe, the other end of drain pipe runs through the cooling box and links to each other with the one end of cooling tube, the other end of cooling tube links to each other with the oil inlet of oil tank.

As a still further scheme of the invention: the lifting mechanism comprises a motor, a screw rod, belt wheels, a belt and auxiliary plates, wherein the left side wall and the right side wall of the inner cavity of the cabinet body are symmetrically and fixedly connected with two groups of auxiliary plates, each group of auxiliary plates are two, the two auxiliary plates are arranged at intervals from top to bottom, the two ends of the screw rod are rotatably connected with the auxiliary plates through bearings, the screw rod penetrates through the partition plate and is in threaded connection with the partition plate, the auxiliary plate at the top end of the screw rod penetrates through the upper end of the screw rod, the belt wheels are fixedly sleeved on the auxiliary plates, the two belt wheels are in transmission connection through the belt, and the top end of the screw rod is optionally fixedly connected to an output shaft of the motor.

As a still further scheme of the invention: the bottom surface of the partition board is fixedly connected with a smoke sensor; a plurality of small dry powder extinguishers are fixedly installed on the top surface of the inner cavity of the cabinet body, electromagnetic valves are installed on nozzles of the small dry powder extinguishers, and the electromagnetic valves are electrically connected with the smoke sensors; and the surface of the partition plate is provided with a skylight matched with the small dry powder fire extinguisher.

As a still further scheme of the invention: four corners of the top surface of the base are respectively movably provided with a universal wheel.

As a still further scheme of the invention: a cabinet door is hinged to an opening at the front end of the cabinet body through a hinge; the cabinet door is provided with a visual window, and the cabinet door is fixedly provided with a handle.

Compared with the prior art, the invention has the beneficial effects that: the device enables heat-conducting silicone oil to circularly and repeatedly flow among the oil tank, the liquid inlet pipe, the liquid outlet pipe and the cooling pipe under the action of the liquid pump, and after the heat-conducting silicone oil passes through the cooling box, the semiconductor refrigerating sheet cools the heat-conducting silicone oil and then flows into the cooling pipe to absorb heat emitted by electrical elements in the cabinet body, so that the heat dissipation capability of the device is improved, and the problem of poor heat dissipation effect of the existing electric power cabinet is solved; when the cabinet is in an unfortunate fire, the smoke sensor receives a signal and gives an alarm to the small dry powder fire extinguisher, the electromagnetic valve on the nozzle is opened, the small dry powder fire extinguisher works to quickly extinguish the open fire, the damage is timely prevented, and the electric appliance elements in the cabinet are further protected.

Drawings

Fig. 1 is a schematic structural diagram of an electrical equipment cabinet with good heat dissipation.

Fig. 2 is a rear view of a fixing plate in a power equipment cabinet with good heat dissipation.

Fig. 3 is a schematic structural diagram of a cabinet body in an electrical equipment cabinet with good heat dissipation performance.

Fig. 4 is a schematic structural diagram of a in fig. 1.

The labels in the figures are respectively: 1. a cabinet body; 2. a base; 3. a partition plate; 4. a fixing plate; 5. a support bar; 6. an oil tank; 7. a liquid pump; 8. a liquid inlet pipe; 9. a liquid outlet pipe; 10. a cooling tube; 11. a cooling tank; 12. a semiconductor refrigeration sheet; 13. a motor; 14. a screw rod; 15. a pulley; 16. a belt; 17. an auxiliary plate; 18. a cabinet door; 19. a visual window; 20. a handle; 21. a universal wheel; 22. a smoke sensor; 23. a small-sized dry powder fire extinguisher; 24. a nozzle; 25. an electromagnetic valve; 26. a heat dissipation fan; 27. a dust screen; 28. a baffle plate; 29. a movable block; 30. a cylinder; 31. a micro cylinder.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to 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.

In the description of this patent, it is noted that the terms "mounted" and "phase" are used herein unless otherwise explicitly stated or limited

The terms "connected," "connected," and "disposed" are intended to be broadly interpreted, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 4, as an embodiment of the present invention, an electrical equipment cabinet with good heat dissipation performance includes a cabinet body 1, a base 2, and a partition plate 3, wherein the cabinet body is a rectangular hollow structure, and the front end and the bottom end of the cabinet body 1 are open, and the electrical equipment cabinet further includes a first heat dissipation mechanism and a lifting mechanism, and both the first heat dissipation mechanism and the lifting mechanism are installed in the cabinet body 1.

In this embodiment, the cabinet body 1 is a cuboid cavity structure, the front end and the bottom end of the cabinet body 1 are open, and a cabinet door 18 is hinged at the opening at the front end of the cabinet body 1; be equipped with visual window 19 on cabinet door 18, it has handle 20 to go back fixed mounting on the

cabinet door

18, 1 inner chamber bottom sliding connection of the cabinet body has base 2, the equal movable mounting in 2 top surfaces four corners of base has

universal wheel

21, 2 top intervals of base are equipped with baffle 3, baffle 3 about both ends extend to on the 1 left and right sides inner wall of the cabinet body in the spout seted up and with spout sliding connection, fixedly connected with fixed plate 4 between 3 bottom surfaces rear side of baffle and the 2 top surfaces rear side of base, two bracing pieces of bilateral symmetry fixedly connected with 5 between 3 bottom surfaces front side of baffle and the 2 top surfaces front side of base, fixed plate 4 openly is used for installing electrical components, still including first heat dissipation mechanism and elevating system, and first heat dissipation mechanism and elevating system all install in cabinet body 1, dispel the heat to the box through first heat dissipation mechanism, avoid the too high temperature to damage the internal equipment of cabinet.

As an embodiment of the present invention, the first heat dissipation mechanism includes a driving component and a driven component, one end of the driving component is connected to the cabinet, the other end of the driving component is connected to the driven component and is used for driving the driven component to operate, the driving component includes an oil tank 6 and a liquid pump 7, the oil tank 6 and the liquid pump 7 are both fixedly mounted on the back of the fixed plate, heat-conducting silicone oil is stored in the oil tank, the driven component includes a liquid inlet pipe 10, a liquid outlet pipe 9, a cooling pipe 10, a cooling tank 11 and a semiconductor cooling sheet 12, one end of the liquid inlet pipe 10 is connected to the liquid pump 7, the other end of the liquid inlet pipe 10 is connected to an oil outlet of the oil tank 6, an output end of the liquid pump 7 is connected to one end of the liquid outlet pipe, the other end of the liquid outlet pipe 9 penetrates through the cooling tank 11 and is connected to one end of the cooling pipe 11, and the other end of the cooling pipe 11 is connected to an oil inlet of the oil tank 6.

In this embodiment, through the effect of liquid pump 7 for heat conduction silicon oil carries out the circulation reciprocating flow between oil tank 6, feed liquor pipe 8, drain pipe 9, cooling tube 10, and after heat conduction silicon oil passed cooling tank 11, semiconductor refrigeration piece 12 flowed into cooling tube 10 after cooling to it, absorbed the heat that the electrical components gived off in the cabinet body 1, and the radiating efficiency is high, and the practicality is strong

As an embodiment of the invention, the lifting mechanism comprises a motor 13, a screw rod 14, belt wheels 15, belts 16 and auxiliary plates 17, two groups of auxiliary plates 17 are symmetrically and fixedly connected to the left and right side walls of the inner cavity of the cabinet body 1, two auxiliary plates 17 are arranged in each group, the two auxiliary plates 17 are arranged at intervals up and down, two ends of the screw rod 14 are rotatably connected with the auxiliary plates 17 through bearings, the screw rod 14 penetrates through a partition plate and is in threaded connection with the partition plate, the top end of the screw rod penetrates through the auxiliary plate at the upper end and is fixedly sleeved with the belt wheels, the two belt wheels are in transmission connection through the belts, and the top end of any screw rod is fixedly connected to an output shaft of the motor.

In this embodiment, the motor 13 drives the screw rod 14 and the belt wheel 15 connected thereto to rotate, the belt 16 drives another screw rod 14 to rotate, and then the screw rod 14 rotates to drive the partition plate 3 to move upwards, and then the fixing plate 4 and the base 2 are driven to move upwards to the space between the universal wheel 21 and the ground, and the device is supported by the ground of the cabinet body 1, so that the stability of the device in the fixing process is ensured.

As an embodiment of the present invention, a smoke sensor 22 is fixedly connected to the bottom surface of the partition board 3; a plurality of small dry powder extinguishers 23 are fixedly arranged on the top surface of the inner cavity of the cabinet body 1, electromagnetic valves 25 are arranged on nozzles 24 of the small dry powder extinguishers 23, and the electromagnetic valves 25 are electrically connected with the smoke sensors 22; the surface of the clapboard is provided with a skylight matched with the small dry powder fire extinguisher 22.

In this embodiment, when a fire happened happily in the cabinet 1, the smoke sensor 22 receives a signal and gives an alarm to the small dry powder fire extinguisher 23, the electromagnetic valve 25 on the nozzle 24 is opened, and the small dry powder fire extinguisher 23 works to extinguish the open fire quickly and stop the damage in time.

As an embodiment of the invention, a second heat dissipation mechanism is further arranged in the cabinet body 1, the second heat dissipation mechanism includes a heat dissipation fan 26, the base 2 is embedded with the heat dissipation fan 26, two groups of heat dissipation grooves are symmetrically formed in the left and right side plates of the cabinet body 1, at least three heat dissipation grooves are formed in each group, one side of each heat dissipation groove, which is close to the inner cavity of the cabinet body 1, is fixedly connected with a dust screen 27, the top surface and the bottom surface of each heat dissipation groove are symmetrically hinged with two baffles 28 through hinges, a strip-shaped groove is formed in the middle of each baffle 28, sliding grooves are formed in the two sides of each strip-shaped groove, a movable block 29 is arranged in each strip-shaped groove, a miniature cylinder 31 is fixedly connected between the back surface of the movable block 29 and the dust screen 27, two cylinders 30 are symmetrically and fixedly connected with the left and right ends of the movable block 29, and one ends of the two cylinders 30, which are far away from the movable block 29, extend into the sliding grooves and are slidably connected with the baffles 28; a plurality of ventilation holes are formed in the bottom of the side wall of the cabinet body 1 at equal intervals.

In this embodiment, when the cabinet body 1 is internal to be stable higher, the extension of its piston rod of micro cylinder 31 drive, and then promote the movable block 29 and outwards remove, under the effect of cylinder 30 and sliding tray, open two baffles 28, through what of piston rod extension, adjust the open size of radiating tray, the use of cooperation heat dissipation fan 26, the circulation of air speed of the internal portion of cabinet is accelerated, furthermore, the heat-sinking capability of the device has been promoted, the poor problem of current electric power cabinet radiating effect has been solved, and in rainy day, two baffles 28 are closed, the effectual rainwater that prevents gets into cabinet body 1, carry out effectual protection to the internal electrical components of cabinet body 1.

Specifically, the device enables the heat-conducting silicone oil to circularly and repeatedly flow among the oil tank 6, the liquid inlet pipe 8, the liquid outlet pipe 9 and the cooling pipe 10 under the action of the liquid pump 7, after the heat-conducting silicone oil passes through the cooling box 11, the semiconductor refrigerating sheet 12 cools the heat-conducting silicone oil and then flows into the cooling pipe 10 to absorb the heat emitted by the electric appliance elements in the cabinet body 1, so that the heat-radiating efficiency is high, the practicability is high, when a fire happens unfortunately in the cabinet body 1, the smoke sensor 22 receives a signal and gives an alarm to the small dry powder fire extinguisher 23, the electromagnetic valve 25 on the nozzle 24 is opened, the small dry powder fire extinguisher 23 works to quickly extinguish the open fire and stop the damage in time, the universal wheel 21 is arranged at the bottom of the base 2, so that the device is convenient to move, when the device is fixed, the motor 13 drives the screw rod 14 and the belt wheel 15 connected with the motor to rotate, the belt 16 drives the other screw rod 14 to rotate, the lead screw 14 rotates to drive the partition plate 3 to move upwards, and further drives the fixing plate 4 and the base 2 to move upwards until the universal wheels 21 are spaced from the ground, the device is supported by the ground of the cabinet body 1, the stability of the device when being fixed is ensured, when the cabinet body 1 is high in stability, the micro cylinder 31 drives the piston rod to extend, so as to push the movable block 29 to move outwards, under the action of the cylinder 30 and the sliding groove, the two baffles 28 are opened, the opening size of the heat dissipation groove is adjusted according to the extension of the piston rod, the use of the heat dissipation fan 26 is matched, the air circulation speed in the cabinet body 1 is accelerated, further, the heat dissipation capability of the device is improved, the problem of poor heat dissipation effect of the existing electric power cabinet is solved, and in rainy days, two baffles 28 are closed, effectively preventing rainwater from entering the cabinet body 1, and effectively protecting electrical components inside the cabinet body 1.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a good heat dissipation's power equipment cabinet, includes the cabinet body, base and baffle, its characterized in that, the cabinet body is cuboid cavity structure, just the front end and the bottom opening of the cabinet body, still including first heat dissipation mechanism and elevating system, and first heat dissipation mechanism and elevating system all install internally at the cabinet.

2. The electrical equipment cabinet with good heat dissipation performance of claim 1, wherein the first heat dissipation mechanism comprises a driving assembly and a driven assembly, one end of the driving assembly is connected with the cabinet body, and the other end of the driving assembly is connected to the driven assembly for driving the driven mechanism to operate.

3. The electrical equipment cabinet with good heat dissipation performance according to claim 2, wherein the driving assembly comprises an oil tank and a liquid pump, the oil tank and the liquid pump are both fixedly mounted on the back surface of the fixing plate, heat-conducting silicone oil is stored in the oil tank, and the liquid pump is connected with the driven mechanism assembly.

4. The power equipment cabinet with good heat dissipation performance according to claim 2, wherein the driven assembly comprises a liquid inlet pipe, a liquid outlet pipe, a cooling tank and a semiconductor refrigerating sheet, one end of the liquid inlet pipe is connected with a liquid pump, the other end of the liquid inlet pipe is connected with an oil outlet of the oil tank, an output end of the liquid pump is connected with one end of the liquid outlet pipe, the other end of the liquid outlet pipe penetrates through the cooling tank and is connected with one end of the cooling pipe, and the other end of the cooling pipe is connected with an oil inlet of the oil tank.

5. The power equipment cabinet with good heat dissipation performance as claimed in claim 1, wherein the lifting mechanism includes a motor, a screw rod, two sets of auxiliary plates, two belts and two auxiliary plates, the two auxiliary plates are symmetrically and fixedly connected to left and right side walls of the inner cavity of the cabinet body, the two auxiliary plates are spaced up and down, two ends of the screw rod are rotatably connected to the auxiliary plates through bearings, the screw rod penetrates through the partition plate and is in threaded connection with the partition plate, a top end of the screw rod penetrates through the upper auxiliary plate and is fixedly sleeved with the belt wheel, the two belt wheels are connected through a belt transmission, and any top end of the screw rod is fixedly connected to an output shaft of the motor.

6. The cabinet according to claim 1, wherein a smoke sensor is fixedly connected to the bottom surface of the partition; a plurality of small dry powder extinguishers are fixedly installed on the top surface of the inner cavity of the cabinet body, electromagnetic valves are installed on nozzles of the small dry powder extinguishers, and the electromagnetic valves are electrically connected with the smoke sensors; and the surface of the partition plate is provided with a skylight matched with the small dry powder fire extinguisher.

7. The electrical equipment cabinet with good heat dissipation performance of claim 1, wherein universal wheels are movably mounted at four corners of the top surface of the base.

8. The power equipment cabinet with good heat dissipation performance as claimed in claim 1, wherein a cabinet door is hinged to the front opening of the cabinet body through a hinge; the cabinet door is provided with a visual window, and the cabinet door is fixedly provided with a handle.