Cooling device for underground operation

Abstract

The utility model discloses a cooling device for underground operation, which comprises a refrigerating device and is characterized in that the refrigerating device comprises an anti-explosion water tank, and a condenser is arranged in the anti-explosion water tank; the guide pipe is externally connected with a water source, and the tail end of the guide pipe extends into the first sedimentation tank; a first tank wall is arranged on the right side of the first sedimentation tank, a second sedimentation tank is arranged on the left side of the first sedimentation tank in parallel, a second tank wall is arranged between the first sedimentation tank and the second sedimentation tank, and a third tank wall is arranged on the left side of the second sedimentation tank; a water outlet pipe is arranged at the bottom of the anti-explosion water tank, and the tail end of the water outlet pipe extends into the first sedimentation tank; a water inlet pipe is arranged at the top of the anti-explosion water tank, and the tail end of the water inlet pipe extends into the second sedimentation tank; by means of the device, on the premise that the original cooling effect is not affected, cyclic utilization of water resources is achieved, the utilization rate of the water resources is increased, and direct waste of the water resources is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cooling device, specifically to an underground operation cooling device. BACKGROUND

[0002] The temperature of the mine operation site is high, in order to avoid the high temperature influence work efficiency of staff and normal operation of equipment, will use cooling device under the mine often. For example, the patent no. CN207033481U discloses a coal mine cooling device, including explosion -proof refrigeration compressor, condenser, evaporator, explosion -proof refrigeration compressor, condenser is placed in the chamber of mine roadway bottom, and the condenser is located in the explosion -proof water tank, and the explosion -proof water tank is connected in the drainage pipeline under the coal mine, evaporator is placed in the ventilation duct of coal mine. Through explosion -proof refrigeration compressor, compression refrigerant, through water -cooled condenser, make evaporator reach low temperature and utilize the fan and ventilation duct in the ventilation system of coal mine, and the natural wind of natural temperature that the fan and ventilation duct transport becomes cold wind through the low temperature of evaporator and is transported to the area that needs to be cooled, realizes the purpose of cooling for the working area of coal mine, especially solves the high temperature phenomenon of operation area caused by coal mine geothermal.

[0003] But the above cooling device in the process of using, in order to discharge the heat generated by condenser needs to consume a lot of water resources, and water resources in the mine is in short supply precious resource, therefore in order to improve the utilization of water resources, prevent direct waste of water resources, need to improve the cooling device. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem, provide a kind of underground operation cooling device, by the device in not influence original cooling effect premise, realize the recycling of water resources, improve the utilization of water resources, avoid direct waste of water resources.

[0005] To solve this technical problem, the utility model adopts the following technical scheme:

[0006] Underground operation cooling device, including refrigeration device, it is characterized in that:

[0007] The refrigeration device includes explosion -proof water tank, and the condenser is arranged in the explosion -proof water tank;

[0008] Still include the guide pipe of external water source and first sedimentation tank, the end of guide pipe is inserted into first sedimentation tank;The right side of the first sedimentation tank is equipped with first pool wall, and the left side of the first sedimentation tank is arranged with second sedimentation tank, and the second pool wall is arranged between the first sedimentation and second sedimentation tank, and the left side of the second sedimentation tank is equipped with third pool wall;

[0009] The bottom of the explosion-proof water tank is provided with a water outlet pipe, and the end of the water outlet pipe extends into the first sedimentation tank; the top of the explosion-proof water tank is provided with a water inlet pipe, and the end of the water inlet pipe extends into the second sedimentation tank.

[0010] Preferably, the external water source of the guide pipe is specifically mine fissure water.

[0011] Preferably, the guide pipe is provided with a first pump body, and the water inlet pipe is provided with a second pump body.

[0012] Preferably, the height of the second pool wall is lower than the height of the first pool wall, and the height of the second pool wall is also lower than the height of the third pool wall.

[0013] Further preferably, the top of the second pool wall is provided with a filter screen.

[0014] Preferably, the bottom of the first sedimentation tank and the bottom of the second sedimentation tank are both designed as a taper.

[0015] Preferably, the refrigeration device comprises a box body, the explosion-proof water tank is located in the box body, and the box body is further provided with an evaporator and a compressor; the top of the condenser is connected with the bottom of the evaporator, and an expansion valve is arranged on the connecting piece; the bottom of the condenser is connected with the bottom of the compressor; and the top of the compressor is connected with the top of the evaporator.

[0016] Further preferably, the bottom of the box body is provided with a drain pipe, and a valve body is arranged on the drain pipe.

[0017] Further preferably, the top of the box body is provided with an air pipe, and a fan is arranged on the air pipe.

[0018] Further preferably, the inner wall of the box body is provided with thermal insulation cotton.

[0019] The positive effects of the utility model lie in:

[0020] Firstly, the first sedimentation tank and the second sedimentation tank are arranged to form a water resource circulation passage between the two sedimentation tanks and the explosion-proof water tank, so that the water resource is recycled, the one-time use of the water resource is prevented, the utilization rate of the water resource is improved, and the direct waste of the water resource is avoided.

[0021] Secondly, the guide pipe is arranged to guide the mine fissure water into the first sedimentation tank, so that the wastewater is utilized, the utilization rate of the water resource is further improved, and the waste of the water resource is avoided.

[0022] Thirdly, the filter screen and the taper design of the bottom of the sedimentation tank improve the processing efficiency of the water resource and ensure the water quality in the water resource circulation passage.

[0023] Fourthly, the compressor, the evaporator, the explosion-proof water tank and the like in the utility model are reasonably arranged in the box body, so that the whole refrigeration device is compact and small in size, and is convenient to install and maintain in the environment with limited space underground. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the whole structure schematic diagram of the utility model. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] As Figure 1 shown, the utility model includes refrigeration device, the refrigeration device includes box body 1, the inner wall of box body 1 is equipped with heat preservation cotton. The box body 1 is equipped with explosion-proof water tank 6, evaporator 2 and compressor 19, and the explosion-proof water tank 6 is equipped with condenser 7. The top of condenser 7 and the bottom of evaporator 2 are connected, and the connecting piece is equipped with expansion valve 5. The bottom of condenser 7 and the bottom of compressor 19 are connected, and the top of compressor 19 and the top of evaporator 2 are connected. The bottom of box body 1 is equipped with drain pipe 20, and the drain pipe 20 is equipped with valve body 21. The top of box body 1 is equipped with air pipe 3 for blowing out cold air, and the air pipe 3 is equipped with fan 4. The compressor 19, evaporator 2, explosion-proof water tank 6 and the like in the utility model are reasonably arranged in the box body 1, so that the whole refrigeration device is compact and small in size, and is convenient to install and maintain in the environment with limited space underground.

[0027] The utility model further includes the guide pipe 10 of external connection mine fissure water (a kind of waste water under mine) and first sedimentation tank 13, and the guide pipe 10 is equipped with first pump body 11, and the tail end of guide pipe 10 extends into first sedimentation tank 13. The utility model passes through setting up guide pipe 10 and flows to first sedimentation tank 13 with mine fissure water, realizes waste water utilization, further improves the utilization of water resources, avoids the waste of water resources.

[0028] The right side of the first sedimentation tank 13 is provided with a first pool wall 12, the left side of the first sedimentation tank 13 is provided with a second sedimentation tank 15 in parallel, the second sedimentation tank 15 is provided with a second pool wall 14 between the first sedimentation tank 13 and the second sedimentation tank 15, and the left side of the second sedimentation tank 15 is provided with a third pool wall 16. The first pool wall 12 is equal in height to the third pool wall 16, the height of the second pool wall 14 is lower than the height of the first pool wall 12, and the height of the second pool wall 14 is also lower than the height of the third pool wall 16. The top of the second pool wall 14 is provided with a filter screen 9. The bottom of the first sedimentation tank 13 and the bottom of the second sedimentation tank 15 are both provided in a conical shape. Through the filter screen 9 and the conical design of the bottom of the sedimentation tank, the processing efficiency of water resources is improved, and the water quality in the water resource circulation channel is ensured.

[0029] The bottom of the explosion-proof water tank 6 is provided with a water outlet pipe 8, and the tail end of the water outlet pipe 8 extends into the first sedimentation tank 13. The top of the explosion-proof water tank 6 is provided with a water inlet pipe 17, and the water inlet pipe 17 is provided with a second pump body 18. The tail end of the water inlet pipe 17 extends into the second sedimentation tank 15, and the water inlet pipe 17 is located in the upper part of the liquid level in the second sedimentation tank 15. Only the clear liquid after sedimentation in the second sedimentation tank 15 can enter the water inlet pipe 17. The first sedimentation tank 13 and the second sedimentation tank 15 are arranged, so that the two sedimentation tanks and the explosion-proof water tank 6 form a water resource circulation channel, so that the recycling of water resources is realized, the one-time use of water resources is prevented, the utilization rate of water resources is improved, and the direct waste of water resources is avoided.

[0030] The surfaces of the guide pipe 10, the water outlet pipe 8 and the water inlet pipe 17 are coated with anticorrosive materials. The anticorrosive materials are polyurethane anticorrosive finish.

[0031] The underground operation cooling device has the following working principle:

[0032] The first pump body 11 on the guide pipe 10 is started to introduce the mine fissure water into the first sedimentation tank 13. The mine fissure water is deposited in the first sedimentation tank 13. When the water level in the first sedimentation tank 13 is higher than the second pool wall 14, the water flows from the first sedimentation tank 13 into the second sedimentation tank 15 through the filter screen 9, and the mine fissure water is further deposited in the second sedimentation tank 15. Then, the second pump body 18 is started, the water flow in the upper layer of the second sedimentation tank 15 is sent to the explosion-proof water tank 6 through the water inlet pipe 17, the water flow flows from top to bottom in the explosion-proof water tank 6, the condenser 7 in the explosion-proof water tank 6 is cooled, the water flow after absorbing the temperature of the condenser 7 is heated, and then the water flow flows back to the first sedimentation tank 13 through the water outlet pipe 8 at the bottom of the explosion-proof water tank 6, and the reciprocating circulation is realized.

[0033] The refrigerant, after being warmed and pressurized by the compressor 19, enters the condenser 7, which works and generates high temperature. The water resource circulation path helps the condenser 7 to be cooled so as to continue working. Then, the refrigerant, after being depressurized by the expansion valve 5, enters the evaporator 2, which starts to cool, and the temperature in the cabinet 1 is lowered. The fan 4 is started, and the cold air from the evaporator 2 is transported to the outside of the cabinet 1 through the air duct 3, so as to cool the working site. The refrigerant returns to the compressor 19 from the evaporator 2, and the cycle is repeated.

[0034] Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present application, and are not limited thereto. Although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features can be replaced by equivalents. Such modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A cooling device for downhole operation, comprising a refrigeration device, characterized in that: the refrigeration device comprises an explosion-proof water tank (6) provided with a condenser (7); a guide pipe (10) connected to a water source and a first sedimentation tank (13) are further included, the end of the guide pipe (10) extends into the first sedimentation tank (13); a first tank wall (12) is arranged on the right side of the first sedimentation tank (13), a second sedimentation tank (15) is arranged on the left side of the first sedimentation tank (13) in parallel, a second tank wall (14) is arranged between the first sedimentation tank (13) and the second sedimentation tank (15), and a third tank wall (16) is arranged on the left side of the second sedimentation tank (15); a water outlet pipe (8) is arranged at the bottom of the explosion-proof water tank (6), the end of the water outlet pipe (8) extends into the first sedimentation tank (13); a water inlet pipe (17) is arranged at the top of the explosion-proof water tank (6), the end of the water inlet pipe (17) extends into the second sedimentation tank (15).

2. The downhole servicing cooling device of claim 1, wherein: The water source connected to the guide pipe (10) is specifically mine fissure water.

3. The downhole servicing cooling device of claim 1, wherein: A first pump body (11) is arranged on the guide pipe (10), and a second pump body (18) is arranged on the water inlet pipe (17).

4. The downhole servicing cooling device of claim 1, wherein: The height of the second tank wall (14) is lower than the height of the first tank wall (12), and the height of the second tank wall (14) is also lower than the height of the third tank wall (16).

5. The downhole servicing cooling device of claim 4, wherein: A filter screen (9) is arranged at the top of the second tank wall (14).

6. The downhole servicing cooling device according to any of claims 1-5, characterized in that: The bottom of the first sedimentation tank (13) and the bottom of the second sedimentation tank (15) are both conical.

7. The downhole servicing cooling device of claim 1, wherein: The refrigeration device comprises a box body (1), the explosion-proof water tank (6) is arranged in the box body (1), and an evaporator (2) and a compressor (19) are further arranged in the box body (1); the top of the condenser (7) is in communication with the bottom of the evaporator (2), and an expansion valve (5) is arranged on the communication part; the bottom of the condenser (7) is in communication with the bottom of the compressor (19); and the top of the compressor (19) is in communication with the top of the evaporator (2).

8. The downhole servicing cooling device of claim 7, wherein: A drain pipe (20) is arranged at the bottom of the box body (1), and a valve body (21) is arranged on the drain pipe (20).

9. The downhole servicing cooling device of claim 7, wherein: A wind pipe (3) is arranged at the top of the box body (1), and a fan (4) is arranged on the wind pipe (3).

10. The downhole servicing cooling device of claim 7, wherein: Thermal insulation cotton is arranged on the inner wall of the box body (1).

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