CN112164994B

CN112164994B - Special electrical cabinet suitable for complex environment

Info

Publication number: CN112164994B
Application number: CN202011090207.4A
Authority: CN
Inventors: 张秀丽; 李书明; 陈情涛
Original assignee: Laiwu Stee Shuangshan Pottery Clay Welfare Processing Co ltd
Current assignee: LAIWU STEE SHUANGSHAN POTTERY CLAY WELFARE PROCESSING Co.,Ltd.
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-08
Anticipated expiration: 2040-10-13
Also published as: CN112164994A

Abstract

The invention discloses a special electrical cabinet suitable for a complex environment, which comprises a box body and an insulation can buried underground, wherein the side wall of the box body is provided with two heat storage tanks which are symmetrically arranged, the inner wall of the insulation can is inserted through a U-shaped heat exchange pipe which is communicated with the two heat storage tanks, the inner wall of the insulation can is inserted through a U-shaped airflow pipe which is communicated with the interior of the box body and is similar to the U shape, the top of the box body is provided with a pumping tank, the top of the box body is connected with a rotary drum in a penetrating and rotating mode, and rotary vanes are fixed on the upper portion of the rotary drum. Has the advantages that: through setting up the insulation can to bury the insulation can underground, make insulation can self inside temperature relatively stable, and set up the heat accumulation groove and can play good thermal-insulated effect, self inside rivers flow simultaneously for absorptive heat constantly discharges, guarantees the lower temperature of self, thereby has avoided the rise of the inside temperature of box, has guaranteed that the inside components and parts of box normally work in effective temperature.

Description

Special electrical cabinet suitable for complex environment

Technical Field

The invention relates to the technical field of electrical cabinets, in particular to a special electrical cabinet suitable for complex environments.

Background

The gas holder is a cabinet which is made of steel materials and used for protecting components from working normally, relatively complex circuits and numerous electronic components often exist in the gas holder, and the gas holder is widely arranged in various environments;

in desert area, because the environment is special, the higher night temperature of temperature daytime is lower, and is accompanied by great sand blown by the wind, make electric power cabinet inside temperature be difficult to keep invariable when using, often receive the impact of high temperature daytime, receive microthermal impact again night, make the reduction by a wide margin of life of inside electronic components, thereby make holistic protection effect relatively poor, consequently need a regulator cubicle that can well protect components and parts in desert environment urgently.

Disclosure of Invention

The invention aims to solve the problem of unstable internal temperature of an electrical cabinet in the prior art, and provides a special electrical cabinet suitable for complex environments.

In order to achieve the purpose, the invention adopts the following technical scheme: a special electrical cabinet suitable for complex environment comprises a cabinet body and an insulation can buried underground, two heat storage grooves which are symmetrically arranged are arranged on the side wall of the box body, a U-shaped heat exchange pipe which is communicated with the two heat storage grooves is inserted through the inner wall of the heat preservation box, an airflow pipe which is communicated with the interior of the box body and is U-shaped is inserted through the inner wall of the heat preservation box, the top of the box body is provided with a pumping groove, the top of the box body is connected with a rotating drum in a penetrating and rotating way, the rotary drum is characterized in that rotary blades are fixed to the upper portion of the rotary drum, fan blades are fixed to the bottom of the rotary drum, pushing strips are fixed to one section of circumferential side wall, located inside the pumping groove, of the rotary drum, the inner walls of the two heat storage grooves are connected with sliding blocks through reset springs, the sliding blocks are connected with the inner wall of the pumping groove in a sealing and sliding mode, and the side walls of the two sliding blocks penetrate through and are provided with water through holes.

In the special electrical cabinet suitable for complex environments, a sealing strip is fixed at the inner bottom of the rotary drum, a push plate is fixed at the top of the sealing strip, a T-shaped opening and closing rod is fixed at the upper end of the push plate, a plurality of dehumidification holes are formed in the inner wall of the rotary drum in a penetrating mode, and a drying agent is filled in the rotary drum.

In the special electrical cabinet suitable for complex environments, the side wall of the thermal insulation box is inserted with an annular radiating pipe, a pressure valve is arranged in the radiating pipe, the sealing strip and the pushing strip are both made of thermal deformation memory metal, and the thermal insulation box is filled with thermal storage liquid.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the heat insulation box is arranged and buried underground, so that the temperature in the heat insulation box is relatively stable, the heat storage tank is arranged to play a good heat insulation effect, and meanwhile, the water flow in the heat insulation box flows, so that the absorbed heat is continuously discharged, and the lower temperature of the heat insulation box is ensured, thereby avoiding the temperature rise in the box body and ensuring the normal work of components in the box body within the effective temperature;

2. according to the invention, the driving of the air flow in the box body is completed through the rotation of the fan blades, so that the air flow in the box body continuously exchanges heat with the heat insulation box through the air flow pipe, the air temperature in the box body is ensured, the high-temperature operation of internal electronic components is further avoided, and the service life of the whole body is prolonged;

3. according to the invention, heat exchange is completed by utilizing the circulating flow of air flow and water flow, so that the heat insulation box can effectively absorb heat in the daytime, the temperature of the heat insulation box is effectively discharged outwards at night when the external temperature is low, the interior of the box body is effectively heated, the heat is fully collected and utilized, and the influence of high temperature or low temperature on the service life of electronic components is avoided;

4. according to the invention, the pushing strips are arranged, so that water flow in the heat storage tank cools the tank body through water flow circulation when the temperature is relatively high in the daytime, and the pushing strips shrink to avoid water pumping when the temperature is relatively low at night, so that water flow circulation is avoided at night, a large amount of heat energy is avoided being wasted due to heat absorption of the water flow, and meanwhile, the water flow is relatively close to the external environment, so that the loss of heat to the external environment can be reduced;

5. according to the drying device, the drying agent is arranged in the rotary drum, and the sealing strip is arranged, so that the drying agent is communicated with the internal environment of the box body at night when the temperature is low, and is contacted with internal air flow to complete drying operation.

Drawings

Fig. 1 is a schematic structural diagram of a special electrical cabinet suitable for a complex environment according to the present invention;

FIG. 2 is a cross-sectional view taken along the direction A in FIG. 1;

fig. 3 is an enlarged schematic view of a drum portion in a special electrical cabinet suitable for a complex environment according to the present invention.

In the figure: the heat-preserving box comprises a box body 1, a heat-preserving box 2, a heat-accumulating tank 3, a heat-exchanging pipe 4, an airflow pipe 5, a pumping tank 6, a rotary drum 7, a rotating blade 8, fan blades 9, a pushing strip 10, a return spring 11, a sliding block 12, a water through hole 13, a dehumidification hole 14, a sealing strip 15, a pushing plate 16, a starting and closing rod 17 and a heat-radiating pipe 18.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-3, a special electrical cabinet suitable for complex environment comprises a box body 1 and an insulation can 2 buried underground, wherein the side wall of the box body 1 is provided with two heat storage tanks 3 which are symmetrically arranged, the inner wall of the insulation can 2 is inserted with a U-shaped heat exchange tube 4 which is communicated with the two heat storage tanks 3, the inner wall of the insulation can 2 is inserted with a U-shaped airflow tube 5 which is communicated with the inside of the box body 1, the top of the box body 1 is provided with a pumping tank 6, the top of the box body 1 is connected with a rotary drum 7 in a penetrating and rotating manner, the upper part of the rotary drum 7 is fixed with a rotary vane 8, the bottom of the rotary drum 7 is fixed with a vane 9, one section of circumferential side wall of the rotary drum 7 which is positioned in the pumping tank 6 is fixed with a pushing strip 10, the inner walls of the two heat storage tanks 3 are connected with slide blocks 12 through return springs 11, the two slide blocks 12 are, a one-way valve is arranged in the limber hole 13, so that effective pumping of water flow is guaranteed.

The interior bottom of rotary drum 7 is fixed with seals strip 15, and the top of sealing strip 15 is fixed with push pedal 16, and the upper end of push pedal 16 is fixed with the pole 17 that opens and shuts of "T" shape, and the inner wall of rotary drum 7 runs through and has seted up a plurality of dehumidification holes 14, and the inside packing of rotary drum 7 has the drier, and the pole 17 that opens and shuts has guaranteed that the inside dehumidification process of box 1 can not directly communicate with the outside, guarantees the inside temperature stability of box 1.

The lateral wall of insulation can 2 runs through to insert and is equipped with annular cooling tube 18, the inside pressure valve that is equipped with of cooling tube 18, cooling tube 18 is used for controlling the inside temperature of insulation can 2, avoid high temperature to influence the heat dissipation, seal strip 15 and promotion strip 10 are thermal deformation memory metal, insulation can 2 inside packing has heat accumulation liquid, heat accumulation liquid optional chloroform solution, gasify relatively easily after heating up, the inside temperature control valve that is equipped with of air-flow pipe 5, when 2 inside temperatures of insulation can are very high daytime, effectually avoid insulation can 2 when daytime temperature is higher reverse influence 1 internal environment of box.

In the invention, when the temperature is higher in the daytime, strong wind in a desert environment also drives the rotating blades 8 to rotate, so that the rotating blades 8 drive the rotating drum 7 to rotate, and further drive the pushing strips 10 to rotate, when the temperature of the pushing strips 10 is higher, the pushing strips 10 can extend by themselves, so that the pushing slide blocks 12 are pushed to move in the rotating process of the pushing strips 10, the slide blocks 12 are pushed by the pushing strips 10 under the action of the return springs 11, the slide blocks 12 continuously reciprocate, because the one-way valves are arranged in the water through holes 13, the continuous motion of the slide blocks 12 can effectively pump water flow in the heat storage tanks 3, so that the water flow in the two heat storage tanks 3 forms circular flow through the pumping tanks 6 and the heat exchange tubes 4, and the water flow in the heat storage tanks 3 is in an external high-temperature environment for a long time, so that the water flow in the heat storage tanks, the integral temperature is low, the self temperature is kept well, so that when hot water in the heat storage tank 3 enters the internal environment of the heat insulation box 2 through the heat exchange tube 4, the heat of the water can be effectively transferred to heat storage liquid in the heat insulation box 2, the heat is absorbed by the heat storage liquid so as to cool the water, and meanwhile, the heat storage liquid effectively stores external heat in the heat insulation box 2;

in the process that water flow in the heat storage tank 3 continuously flows, the temperature of the water flow is controlled through heat exchange, so that the temperature in the box body 1 is not greatly influenced by the external high-temperature environment, the temperature in the box body 1 is relatively stable, and the service life of electronic devices in the box body 1 is prevented from being influenced by high temperature;

meanwhile, the rotating drum 7 drives the fan blades 9 to rotate, so that the fan blades 9 continuously drive airflow in the box body 1 to flow, the airflow in the box body 1 continuously flows in the airflow pipe 5, and relatively hotter airflow in the box body 1 can transfer heat to the interior of the heat insulation box 2 when entering the coverage range of the heat insulation box 2, so that the temperature of the heat insulation box is low, and then the temperature in the box body 1 is kept constant after the heat insulation box returns to the interior of the box body 1;

after the temperature in the heat insulation box 2 rises to a certain degree, the internal liquid evaporates, so that the air pressure is increased, hotter gas breaks through the pressure valve and enters the radiating pipe 18, and the radiating pipe 18 is in direct contact with soil, so that heat can be rapidly diffused to the outside, the temperature in the heat insulation box 2 is not too high, an effective heat absorption effect is ensured, and the temperature of the box body 1 is relatively constant;

when the temperature is lower at night, the pushing strip 10 will automatically contract, so that the pushing strip 10 cannot collide with the sliding block 12 in the rotation process, the pumping process of water flow is stopped, the water flow in the heat storage tank 3 completes a certain heat insulation effect through the larger specific heat capacity of the water flow, the rotation of the rotary drum 7 still drives the air flow in the box body 1 to flow, the air flow in the box body 1 enters the air flow pipe 5, the heat in the heat insulation box 2 is absorbed, the heat is brought back to the inside of the box body 1, the temperature in the box body 1 is raised to a certain degree, the temperature in the box body 1 is prevented from being lowered too low at night, the influence of low temperature on the efficiency and the service life of an electronic device is avoided, and the electronic device in the box body 1 normally works;

when the temperature is lower relatively night, the sealing strip 15 will contract, thereby make the push pedal 16 move to dehumidification hole 14 below, open and close the pole 17 simultaneously and move down and seal rotary drum 7 upper portion, and the inside drier of rotary drum 7 will pass through dehumidification hole 14 and the inside environmental contact of box 1, make the inside air current of box 1 under the drive of flabellum 9, constantly with drier quick contact, and then accomplish effectual dehumidification operation, and when daytime the temperature is higher, sealing strip 15 resumes the extension state, thereby make the drier keep apart with dehumidification hole 14, and open and close pole 17 no longer seals rotary drum 7 upper portion, make the inside drier of rotary drum 7 dewater when daytime the temperature is higher, and then make the drier can effectual circulation use, guarantee the dehumidification effect.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A special electrical cabinet suitable for complex environment comprises a box body (1) and an insulation can (2) buried underground, and is characterized in that two heat storage grooves (3) which are symmetrically arranged are formed in the side wall of the box body (1), a U-shaped heat exchange tube (4) which is communicated with the two heat storage grooves (3) is inserted into the inner wall of the insulation can (2) in a penetrating manner, an airflow tube (5) which is similar to the U shape and is communicated with the interior of the box body (1) is inserted into the inner wall of the insulation can (2) in a penetrating manner, a pumping groove (6) is formed in the top of the box body (1), a rotating drum (7) is connected to the top of the box body (1) in a penetrating and rotating manner, rotating blades (8) are fixed to the upper portion of the rotating drum (7), fan blades (9) are fixed to the bottom of the rotating drum (7), and pushing strips (10) are fixed to the circumferential side wall, the inner walls of the two heat storage tanks (3) are connected with sliding blocks (12) through return springs (11), the two sliding blocks (12) are in sealed sliding connection with the inner wall of the pumping tank (6), and the side walls of the two sliding blocks (12) are provided with water through holes (13) in a penetrating mode;

a sealing strip (15) is fixed at the inner bottom of the rotary drum (7), a push plate (16) is fixed at the top of the sealing strip (15), a T-shaped opening and closing rod (17) is fixed at the upper end of the push plate (16), a plurality of dehumidification holes (14) are formed in the inner wall of the rotary drum (7) in a penetrating mode, and a drying agent is filled in the rotary drum (7).

2. A special electrical cabinet suitable for complex environments, according to claim 1, wherein an annular heat dissipation pipe (18) is inserted through a side wall of the thermal insulation box (2), a pressure valve is arranged inside the heat dissipation pipe (18), the sealing strip (15) and the pushing strip (10) are both made of thermal deformation memory metal, and the thermal insulation box (2) is filled with thermal storage liquid.