CN111786274A

CN111786274A - A shock attenuation heat dissipation electric power cabinet for electric power engineering

Info

Publication number: CN111786274A
Application number: CN202010635702.2A
Authority: CN
Inventors: 杨孝春; 陈涛; 王一川; 倪文锐
Original assignee: Sichuan Zhongdi Electric Power Engineering Co ltd
Current assignee: Sichuan Zhongdi Electric Power Engineering Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-10-16
Anticipated expiration: 2040-07-03
Also published as: CN111786274B

Abstract

The invention relates to a shock-absorbing heat-dissipating electric power cabinet for electric power engineering, which comprises a shell, wherein components are arranged in the shell, a cavity is arranged in the side wall of the shell, a water-cooling device is communicated in the cavity and comprises a water pump, a water tank and a water inlet pipe, the water pump is communicated with the water tank, two ends of the water inlet pipe are respectively communicated with the water pump and the cavity, a plurality of baffles connected with the inner wall of the shell are arranged in the cavity from top to bottom, the widths of the baffles are gradually reduced from top to bottom, an overflow plate is vertically arranged on one side surface of each baffle, which is far away from the inner wall of the shell, the height of the upper end of each overflow plate is not lower than that of the adjacent baffle, the baffles, the overflow plates and the side wall of the shell form an overflow space for liquid, the upper end of the water tank is lower than the bottom end of the cavity. The invention has the effect of conveniently cooling the electric power cabinet.

Description

A shock attenuation heat dissipation electric power cabinet for electric power engineering

Technical Field

The invention relates to the technical field of power equipment, in particular to a damping and heat dissipation power cabinet for power engineering.

Background

At present, an electric power cabinet is a common electric power infrastructure, a large number of electric power components are installed in the electric power cabinet, and the electric power cabinet is relatively important equipment in the electric power field, is used in order to be suitable for different temperature areas, and is installed outdoors, and is a conventional cabinet body.

Among the prior art, the chinese patent that the grant bulletin number is CN209786486U discloses a rain-proof electric power cabinet, it includes the electric power cabinet body, a controller, the movable rod, the second card strip, servo motor and limiting plate, the welding of electric power cabinet body bottom inner wall has the movable rod, servo motor is all installed to second card strip both ends one side outer wall, servo motor one side outer wall all rotates installs the axis of rotation, the rack is installed in the embedding of movable rod inner wall, and axis of rotation one end all installs the gear with rack engaged with, the second card strip deviates from servo motor one side outer wall and is fixed with dead lever and distance inductor, the dead lever upper end ann is fixed with first supporting rod, the limiting plate is once installed to the movable rod lower extreme, the surface mounting has the slide bar under the limiting plate, the floating block has been cup jointed in.

The above prior art solutions have the following drawbacks: because this internal components and parts of electric power cabinet can produce a large amount of heats at the during operation, when the heat can not in time give off, can influence the operation work of components and parts, serious still can cause the conflagration.

Disclosure of Invention

The invention aims to provide a damping and heat-dissipating electric power cabinet for electric power engineering, which has the advantage of convenience in cooling the electric power cabinet.

The above object of the present invention is achieved by the following technical solutions:

a shock attenuation heat dissipation electric power cabinet for electric power engineering, includes the casing, be provided with components and parts in the casing, be provided with the cavity in the lateral wall of casing, the intercommunication is provided with water-cooling heat sink in the cavity, water-cooling heat sink includes water pump, water tank and inlet tube, the water pump is linked together with the water tank, the inlet tube both ends are linked together with the water pump and the cavity respectively, be provided with a plurality of baffles that link to each other with the casing inner wall in the cavity from top to bottom, the width of a plurality of baffles reduces gradually from top to bottom, a side that every baffle keeps away from the casing inner wall is provided with the overflow board perpendicularly, the height of every overflow board upper end is not lower than the height of the adjacent last baffle, the overflow space of liquid is formed to the lateral wall of baffle, overflow board and casing, the one end that the water, the bottom end of the cavity is communicated with the upper end of the water tank through a water outlet pipe, and the upper end of the water tank is lower than the bottom end of the cavity.

By adopting the technical scheme, when components in the shell work to generate heat, the water pump is started, the water in the water tank is pumped out by the water pump and passes through the shell through the water inlet pipe to enter the overflow space of the top layer firstly, in the process of continuously injecting water into the overflow space of the top layer, the water takes away the heat of the inner wall of the shell in the overflow space of the top layer, because the width of the baffle plate is gradually reduced from top to bottom in the cavity, the water passes through the overflow plate of the overflow space of the top layer and enters the overflow space of the next layer, the heat is dissipated by acting in the process of flowing into the overflow space of the layer, namely the heat of the inner wall of the shell in the overflow space of the layer can be taken away by passing through the overflow plate along with the rise of the liquid level, and the water smoothly overflows to the bottom end of the cavity through the overflow plate, so that the water returns to the water tank again, in the process, heat generated by the operation of the components is transferred to the shell, and heat exchange is carried out between water in the water tank and the inner wall of the shell, so that the heat in the shell can be taken away, and the electric power cabinet cooling device has the advantage of being convenient for cooling the electric power cabinet.

The present invention in a preferred example may be further configured to: the bottom of every layer of overflow space is provided with the connecting pipe that passes the casing, the connecting pipe is worn out the one end of casing is linked together with the water tank, be provided with the valve on the connecting pipe.

Through adopting above-mentioned technical scheme, when need not cool down in the casing, still remain in every layer of overflow space after the water-cooling and do not discharge, open the valve, can be under the effect of gravity, be convenient for discharge into the water tank with remaining water in the overflow space.

The present invention in a preferred example may be further configured to: and the water outlet pipe is provided with a one-way valve for one-way flow of water from the cavity to the water tank.

Through adopting above-mentioned technical scheme, through being provided with the check valve, the water in the cavity of being convenient for flows back to the water tank in, effectively prevents simultaneously in the water tank that the orientation cavity flows.

The present invention in a preferred example may be further configured to: and a heat insulation layer is arranged outside the water tank.

Through adopting above-mentioned technical scheme, through be provided with the heat preservation outside the water tank for the heat preservation can reduce the influence to the water temperature in the water tank when high temperature weather appears.

The present invention in a preferred example may be further configured to: be provided with convulsions heat sink in the casing, convulsions heat sink includes air exhauster and the exhaust column that is linked together with the air exhauster, the one end that the air exhauster was kept away from to the exhaust column is worn out the casing and is passed through the water tank inside and is worn back the interior air-out shower nozzle that communicates towards components and parts of casing again.

Through adopting the above-mentioned technical scheme, at the in-process of components and parts work, the casing still can the residual part heat after through with water heat transfer, start the air exhauster, the air exhauster is through taking away the hot-air in the casing, the hot-air is worn out the casing through the exhaust column and is gone into and carry out the heat transfer in the water tank, and the exhaust column circuitous setting in the water tank, the heat transfer route of exhaust column in the water tank has been increased, the air after the cooling of water tank heat transfer is worn back in the casing again, and blow to components and parts through the air-out shower nozzle with the air after cooling, cool down to components and parts, air mobility has not only been increased, and spout again in the casing after carrying out the heat transfer cooling to the hot-air in the casing through the water tank, the energy has.

The present invention in a preferred example may be further configured to: a temperature sensor is arranged in the shell and is electrically connected with the exhaust fan and the water pump through a controller.

Through adopting above-mentioned technical scheme, through being provided with temperature sensor, when the casing internal temperature is higher, temperature sensor passes through the controller and starts air exhauster and water pump to can not need the manual work to start, realize the intellectuality, save the manpower.

The present invention in a preferred example may be further configured to: and a cylinder used for lifting the exhaust fan is arranged in the shell along the vertical direction of the shell.

By adopting the technical scheme, the cylinder can drive the exhaust fan to reciprocate up and down to pump hot air out of the shell, so that the air draft area of the exhaust fan is increased.

The present invention in a preferred example may be further configured to: the bottom of the shell is provided with a base, the bottom end of the shell is embedded in the base and is in sliding connection with the base, and a damping spring used for abutting against the bottom of the shell is arranged in the base.

Through adopting above-mentioned technical scheme, because components and parts are very easily damaged after the vibration, so directly link to each other the shock attenuation effect with casing and ground extremely poor, through being provided with the base, be provided with in the base and be used for absorbing damping spring, can reduce the influence to components and parts when the casing receives the vibration.

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

1. when the components in the shell work to generate heat, the water pump is started, the water in the water tank is pumped out by the water pump and passes through the shell through the water inlet pipe to enter the overflow space of the top layer, the water takes away the heat on the inner wall of the shell in the overflow space of the top layer in the process of continuously injecting water into the overflow space of the top layer, because the width of the baffle plate is gradually reduced from top to bottom in the cavity, the water passes through the overflow plate of the overflow space of the top layer to enter the overflow space of the next layer, the heat is dissipated by doing work in the process of flowing into the overflow space of the layer, namely the heat on the inner wall of the shell in the overflow space of the layer can be taken away by passing through the overflow plate along with the rise of the liquid level, and similarly, the water smoothly overflows to the overflow space of the bottom layer and overflows to the bottom end of the cavity through the overflow plate, so that the, heat generated by the operation of the components is transferred to the shell, and heat exchange is carried out between water in the water tank and the inner wall of the shell, so that the heat in the shell can be taken away, and the electric power cabinet cooling device has the advantage of being convenient to cool the electric power cabinet;

2. in the working process of the components, the shell can still have residual heat after exchanging heat with water, the exhaust fan is started, the exhaust fan extracts hot air in the shell, the hot air penetrates out of the shell through the exhaust pipe and enters the water tank for heat exchange, the exhaust pipe is arranged in the water tank in a circuitous manner, the heat exchange path of the exhaust pipe in the water tank is increased, the air cooled by the heat exchange of the water tank penetrates back into the shell, the cooled air is blown to the components through the air outlet nozzle, the air fluidity is increased, the hot air in the shell is sprayed into the shell again after being subjected to heat exchange and temperature reduction through the water tank, the energy is saved, and the components are further cooled when the components work;

3. because components and parts are very easily damaged after the vibration, so directly link to each other the shock attenuation effect with casing and ground extremely poor, through being provided with the base, be provided with in the base and be used for absorbing damping spring, can reduce the influence to components and parts when the casing receives the vibration.

Drawings

Fig. 1 is a cross-sectional view of a shock-absorbing heat-dissipating power cabinet for power engineering.

Fig. 2 is a schematic view of the overall structure of a damping and heat dissipating power cabinet for power engineering.

In the figure, 1, a housing; 2. a component; 3. a cavity; 4. a water-cooling device; 41. a water pump; 42. a water tank; 43. a water inlet pipe; 5. a baffle plate; 6. an overflow plate; 7. an overflow space; 8. a water outlet pipe; 9. connecting pipes; 10. a valve; 11. a one-way valve; 12. a heat-insulating layer; 13. an air draft cooling device; 131. an exhaust fan; 132. an exhaust pipe; 14. an air outlet nozzle; 15. a temperature sensor; 16. a controller; 17. a cylinder; 18. a base; 19. a shock absorbing spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the shock-absorbing heat-dissipating power cabinet for power engineering disclosed by the invention comprises a housing 1, wherein a component 2 is arranged in the housing 1, and a side surface of the housing 1 is rotatably connected with a rotating door through a hinge. Casing 1 bottom is provided with base 18, and 1 bottom of casing is embedded in base 18 and with base 18 sliding connection, be provided with in the base 18 and be used for the damping spring 19 of 1 bottom looks butt of casing, when casing 1 receives the vibration, can lead to damping spring 19 and carry out the shock attenuation to casing 1 to reduce the damage of vibration to components and parts 2.

As shown in fig. 1, a communicated cavity 3 is formed in each of three side walls of a casing 1, three baffles 5 welded to the inner wall of the casing 1 are arranged in the cavity 3 from top to bottom, the widths of the three baffles 5 are gradually reduced from top to bottom, an overflow plate 6 is perpendicularly welded to one side face, away from the inner wall of the casing 1, of each baffle 5, the height of the upper end of each overflow plate 6 is equal to the height of the adjacent baffle 5, and overflow spaces 7 of liquid are formed by the baffles 5, the overflow plates 6 and the side walls of the casing 1.

Combine fig. 1 and fig. 2, cavity 3 in-connection is provided with water-cooling heat sink 4, and water-cooling heat sink 4 includes water pump 41, water tank 42 and inlet tube 43, and the surface cladding of water tank 42 has heat preservation 12, and in this embodiment, heat preservation 12 is the thermal-insulated coiled material of aluminium foil, reduces external high temperature to water tank 42's influence. The water pump 41 is connected with the water tank 42, one end of the water inlet pipe 43 is connected with the water pump 41, and the end of the water inlet pipe 43 far away from the water inlet pipe 43 passes through the shell 1 and is connected with the overflow space 7 of the top layer. The upper end of the water tank 42 is lower than the bottom end of the cavity 3, the bottom end of the cavity 3 is communicated with the water tank 42 through a water outlet pipe 8, and the water outlet pipe 8 is provided with a one-way valve 11 for enabling water to flow from the cavity 3 to the water tank 42 in a one-way mode. The bottom end of each layer of overflow space 7 is provided with a connecting pipe 9 penetrating through the shell 1, one end of the connecting pipe 9 penetrating through the shell 1 is communicated with the water tank 42, and the connecting pipe 9 is provided with a valve 10, so that the residual water in the overflow space 7 can be conveniently recovered into the water tank 42. Simultaneously, because the coating has dampproofing coating in the casing 1 and casing 1 is made by the stainless steel, so casing 1 has stronger humidity resistance to water in the water tank 42 is normal atmospheric temperature water, at the in-process that carries out the heat transfer to casing 1, can not condense in the casing 1 and form the drop of water, has avoided causing the influence to components and parts 2.

As shown in FIG. 1, an induced draft cooling device 13 is arranged in the casing 1, and the induced draft cooling device 13 comprises an induced draft fan 131 and an induced draft pipe 132 communicated with the induced draft fan 131. One end of the exhaust pipe 132, which is far away from the exhaust fan 131, penetrates through the casing 1 and passes through the inside of the water tank 42 and then returns to the inside of the casing 1 to be communicated with the air outlet nozzle 14 facing the component 2, the exhaust pipe 132 is arranged in the water tank 42 in a roundabout manner, and a heat exchange path when air passes through the water tank 42 through the exhaust pipe 132 is increased. The cylinder 17 for lifting the exhaust fan 131 is arranged in the housing 1 along the vertical direction of the housing, and the cylinder 17 drives the exhaust fan 131 to lift, so that the air exhaust area of the exhaust fan 131 is increased. Be provided with temperature sensor 15 in the casing 1, temperature sensor 15 is connected with air exhauster 131 and water pump 41 electricity through controller 16, and when temperature sensor 15 detected the interior high temperature of casing 1, temperature sensor 15 transmitted the signal that detects for controller 16, and controller 16 is the start-up of controling air exhauster 131 and water pump 41 again, does not need personnel real-time supervision, has saved the manpower.

The implementation principle of the embodiment is as follows: when the temperature sensor 15 detects that the temperature in the housing 1 is too high when the components 2 in the housing 1 work to generate heat, the temperature sensor 15 controls the suction fan 131 and the water pump 41 to be started through the controller 16. In the process of water cooling, the water pump 41 pumps the water in the water tank 42 and passes through the shell 1 through the water inlet pipe 43 to enter the overflow space 7 at the top layer, and in the process of continuously injecting water into the overflow space 7 at the top layer, the water takes away the heat of the inner wall of the shell 1 in the overflow space 7 at the top layer, because the width of the baffle 5 is gradually reduced from top to bottom in the cavity 3, the water passes through the overflow plate 6 of the overflow space 7 at the top layer to enter the overflow space 7 at the next layer, and in the process of flowing into the overflow space 7 at the layer, the water is radiated by doing work, namely, the heat of the inner wall of the shell 1 in the overflow space 7 at the layer can be taken away by passing through the overflow plate 6 along with the rise of the liquid level, and similarly, the water smoothly overflows into the overflow space 7 at the bottom layer and overflows to the bottom end of the cavity 3 through the overflow plate 6, so that the water, in the process, heat generated by the operation of the component 2 is transferred to the housing 1, and the water in the water tank 42 exchanges heat with the inner wall of the housing 1, so that the heat in the housing 1 can be taken away.

In-process at the convulsions cooling, air exhauster 131 is through taking away the hot-air in casing 1, the hot-air wears out casing 1 and gets into and carries out the heat transfer in the water tank 42 through exhaust column 132, and exhaust column 132 circuitous setting in water tank 42, the heat transfer route of exhaust column 132 in water tank 42 has been increased, the air after the heat transfer cooling of water tank 42 is worn back in casing 1 again, and blow to components and parts 2 through the air-out shower nozzle 14 after will cooling, cool down components and parts 2, not only increase air mobility, and spout again in casing 1 after carrying out the heat transfer cooling to the hot-air in casing 1 through water tank 42, further cool down components and parts 2 when components and parts 2 work.

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

Claims

1. The utility model provides a shock attenuation heat dissipation electric power cabinet for electric power engineering, includes casing (1), be provided with components and parts (2) in casing (1), its characterized in that: the cavity (3) is arranged in the side wall of the shell (1), the cavity (3) is internally communicated with a water cooling device (4), the water cooling device (4) comprises a water pump (41), a water tank (42) and a water inlet pipe (43), the water pump (41) is communicated with the water tank (42), the two ends of the water inlet pipe (43) are respectively communicated with the water pump (41) and the cavity (3), a plurality of baffles (5) connected with the inner wall of the shell (1) are arranged in the cavity (3) from top to bottom, the width of the baffles (5) is gradually reduced from top to bottom, an overflow plate (6) is vertically arranged on one side surface of the inner wall of the shell (1) away from the baffle (5), the height of the upper end of each overflow plate (6) is not lower than that of the adjacent baffle (5), and the overflow space (7) for liquid is formed by the side walls of the baffles (5), the overflow plate (6) and the shell (, one end, far away from the water pump (41), of the water inlet pipe (43) penetrates through the shell (1) to be communicated with the top overflow space (7), the bottom end of the cavity (3) is communicated with the upper end of the water tank (42) through the water outlet pipe (8), and the upper end of the water tank (42) is lower than the bottom end of the cavity (3).

2. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 1, characterized in that: the bottom end of each layer of overflow space (7) is provided with a connecting pipe (9) penetrating through the shell (1), one end of the connecting pipe (9) penetrating out of the shell (1) is communicated with the water tank (42), and a valve (10) is arranged on the connecting pipe (9).

3. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 1, characterized in that: the water outlet pipe (8) is provided with a one-way valve (11) for one-way flow of water from the cavity (3) to the water tank (42).

4. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 1, characterized in that: and a heat-insulating layer (12) is arranged outside the water tank (42).

5. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 1, characterized in that: be provided with convulsions heat sink (13) in casing (1), convulsions heat sink (13) include air exhauster (131) and exhaust column (132) that are linked together with air exhauster (131), the one end that exhaust column (132) kept away from air exhauster (131) is worn out casing (1) and is passed through water tank (42) inside and is worn back casing (1) in-connection has air-out shower nozzle (14) towards components and parts (2).

6. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 5, characterized in that: a temperature sensor (15) is arranged in the shell (1), and the temperature sensor (15) is electrically connected with the exhaust fan (131) and the water pump (41) through a controller (16).

7. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 5, characterized in that: and a cylinder (17) used for lifting the exhaust fan (131) is arranged in the shell (1) along the vertical direction of the shell.

8. The shock-absorbing and heat-dissipating electric power cabinet for electric power engineering according to claim 1, characterized in that: the shock absorption and vibration reduction device is characterized in that a base (18) is arranged at the bottom of the shell (1), the bottom end of the shell (1) is embedded in the base (18) and is in sliding connection with the base (18), and a shock absorption spring (19) used for abutting against the bottom of the shell (1) is arranged in the base (18).