CN211397630U

CN211397630U - Ventilation equipment used in underground mining roadway

Info

Publication number: CN211397630U
Application number: CN201922385448.0U
Authority: CN
Inventors: 吴岩佩; 吴炜; 郑禄璟; 金开玥
Original assignee: Guizhou Jinfeng Mining Ltd
Current assignee: Guizhou Jinfeng Mining Ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-01
Anticipated expiration: 2029-12-26

Abstract

The utility model provides a ventilation equipment for underground excavation roadway within, including driving motor, compressor, evaporimeter, refrigerator and the hollow fan body in both ends around with, driving motor, compressor, the equal fixed mounting of refrigerator are on the fan body outer wall, and the driving motor output shaft links together with compressor power input end, and the evaporimeter inlays to be installed within the fan body, and fan body front end port is as the air intake, and fan body rear end port is as the air outlet, and the compressor, evaporimeter and refrigerator still connect into closed refrigerant circulation circuit through the refrigerant pipe. Adopt the technical scheme of the utility model, this ventilation equipment accessible fixed connection is installed on the roof is encircleed in the roadway to the landing leg on the fan body, and when the air current was flowed through the fan body, the air current can make the air current temperature reduce through carrying out the heat exchange with the evaporimeter, makes the interior staff of underground mining roadway can use comfortable low temperature cold wind, has improved the environment within the underground mining roadway.

Description

Ventilation equipment used in underground mining roadway

Technical Field

The utility model belongs to the technical field of mining engineering, especially, relate to a ventilation equipment that is used for underground excavation roadway within.

Background

Along with the development of economy, the energy consumption and the demand are larger and larger, the mining operation is promoted to develop towards underground deep parts, along with the gradual deepening of a mining working face, the temperature and the humidity inside an underground mining roadway are gradually increased, the oxygen content inside the underground mining roadway is smaller and smaller, and in order to ensure the safety of workers inside the underground mining roadway, corresponding ventilation equipment must be installed inside the underground mining roadway.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a ventilation equipment for underground excavation roadway within.

The utility model discloses a following technical scheme can realize.

The utility model provides a ventilation equipment for underground excavation roadway within, including driving motor, compressor, evaporimeter, refrigerator and the hollow fan body in both ends around with, the equal fixed mounting of driving motor, compressor, refrigerator in on the fan body outer wall, the driving motor output shaft links together with compressor power input end, the evaporimeter inlay the dress in within the fan body, fan body front end port is as the air intake, fan body rear end port is as the air outlet, compressor, evaporimeter and refrigerator still connect into closed refrigerant circulation circuit through the refrigerant pipe.

Still install temperature sensor on the fan body inner wall, temperature sensor arrange in the air intake with between the evaporimeter, temperature sensor still with compressor control end electric connection is in the same place.

The number of the evaporators is multiple, and the evaporators are embedded in the fan body in parallel.

The refrigerant pipe is made of aluminum alloy or copper alloy.

And an induced draft motor is further installed at the air inlet, and an induced draft fan is fixedly connected to an output shaft of the induced draft motor.

The fan body is in a cylindrical shape with hollow front and rear ends.

And the outer wall of the fan body is fixedly connected with supporting legs.

And the air inlet or the air outlet is also provided with a flow guide cover with a large outer end port and a small inner end port.

The beneficial effects of the utility model reside in that: by adopting the technical proposal of the utility model, the ventilation equipment can be arranged on the top of the roadway arch through the supporting leg fixedly connected on the fan body, when the airflow flows through the fan body, the temperature of the airflow can be reduced through the heat exchange with the evaporator, so that the workers in the underground mining roadway can use comfortable low-temperature cold air, the environment in the underground mining roadway is improved, in addition, the temperature sensor can also detect the temperature of the airflow entering the fan body, when the temperature is higher than the threshold value preset by the user, the compressor is started, so that the refrigerant flows in the closed circulation loop, the temperature of the air flow passing through the interior of the fan body is reduced, and in addition, through the operation of induced air motor, induced air fan, increased the air current flow that gets into within the fan body, can effectively satisfy the wind demand of staff within the underground excavation roadway.

Drawings

FIG. 1 is a front view of the utility model cut along the axial direction of the blower body;

FIG. 2 is a top view of the utility model taken along the axial direction of the blower body;

fig. 3 is a left side view of the present invention.

In the figure: the air conditioner comprises a driving motor 1, a compressor 2, an evaporator 3, a refrigerator 4, a fan body 5, a refrigerant pipe 6, a temperature sensor 7, an induced draft motor 8, an induced draft fan 9, supporting legs 10, a guide cover 11, an air inlet 51 and an air outlet 52.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

As shown in fig. 1, fig. 2 and fig. 3, the utility model provides a ventilation equipment for underground excavation roadway within, including driving motor 1, compressor 2, evaporimeter 3, refrigerator 4 and front and back both ends hollow fan body 5, driving motor 1, compressor 2, the equal fixed mounting of refrigerator 4 is on fan body 5 outer wall, driving motor 1 output shaft links together with compressor 2 power input end, evaporimeter 3 inlays and is adorned within fan body 5, fan body 5 front end port regards as air intake 51, fan body 5 rear end port regards as air outlet 52, compressor 2, evaporimeter 3 and refrigerator 4 still connect into closed refrigerant circulation circuit through refrigerant pipe 6.

Further, a temperature sensor 7 is further installed on the inner wall of the fan body 5, the temperature sensor 7 is arranged between the air inlet 51 and the evaporator 3, and the temperature sensor 7 is further electrically connected with the control end of the compressor 2. Adopt the technical scheme of the utility model, when the temperature was higher than the predetermined threshold value of user, start the compressor, make the refrigerant flow in confined circulation circuit, reduce the air temperature through within the fan body, realized opening the automatic control who stops ventilation equipment.

Preferably, the number of evaporators 3 is plural, and the plural evaporators 3 are fitted in the fan main body 5 in parallel. The refrigerant pipe 6 is made of aluminum alloy or copper alloy. The refrigerant used in the corresponding refrigerant circulation loop is selected from R134a or R600a, R134a is 1, 1, 1, 2-tetrafluoroethane in chemical name, and R600a is isobutane in chemical name.

In addition, an induced draft motor 8 is further installed at the air inlet 51, and an induced draft fan 9 is fixedly connected to an output shaft of the induced draft motor 8. The blower body 5 is preferably in the shape of a cylinder with both hollow front and rear ends. The outer wall of the fan body 5 is fixedly connected with supporting legs 10. The air inlet 51 or the air outlet 52 is also provided with a guide cover 11 with a large outer end port and a small inner end port. Adopt the technical scheme of the utility model, through the operation of induced air motor, induced air fan to and through installing kuppe 11 in air intake 51 or air outlet 52 department, increased the air current flow that gets into within the fan body, can effectively satisfy the wind demand of staff within the underground excavation roadway.

By adopting the technical proposal of the utility model, the ventilation equipment can be arranged on the top of the roadway arch through the supporting leg fixedly connected on the fan body, when the airflow flows through the fan body, the temperature of the airflow can be reduced through the heat exchange with the evaporator, so that the workers in the underground mining roadway can use comfortable low-temperature cold air, the environment in the underground mining roadway is improved, in addition, the temperature sensor can also detect the temperature of the airflow entering the fan body, when the temperature is higher than the threshold value preset by the user, the compressor is started, so that the refrigerant flows in the closed circulation loop, the temperature of the air flow passing through the interior of the fan body is reduced, and in addition, through the operation of induced air motor, induced air fan, increased the air current flow that gets into within the fan body, can effectively satisfy the wind demand of staff within the underground excavation roadway.

Claims

1. A ventilation equipment for underground mining roadway, which is characterized in that: the air conditioner comprises a driving motor (1), a compressor (2), an evaporator (3), a refrigerator (4) and a fan body (5) with hollow front and rear ends, wherein the driving motor (1), the compressor (2) and the refrigerator (4) are fixedly installed on the outer wall of the fan body (5), an output shaft of the driving motor (1) is connected with a power input end of the compressor (2), the evaporator (3) is embedded in the fan body (5), a front end port of the fan body (5) serves as an air inlet (51), a rear end port of the fan body (5) serves as an air outlet (52), and the compressor (2), the evaporator (3) and the refrigerator (4) are further connected into a closed refrigerant circulation loop through a refrigerant pipe (6).

2. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: still install temperature sensor (7) on fan body (5) inner wall, temperature sensor (7) arrange in air intake (51) with between evaporimeter (3), temperature sensor (7) still with compressor (2) control end electric connection is in the same place.

3. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: the number of the evaporators (3) is multiple, and the evaporators (3) are embedded in the fan body (5) in parallel.

4. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: the refrigerant pipe (6) is made of aluminum alloy or copper alloy.

5. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: and an induced draft motor (8) is further installed at the air inlet (51), and an induced draft fan (9) is fixedly connected to an output shaft of the induced draft motor (8).

6. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: the fan body (5) is in a cylindrical shape with hollow front and rear ends.

7. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: and the outer wall of the fan body (5) is fixedly connected with supporting legs (10).

8. A ventilation device for use within an underground extraction roadway as claimed in claim 1, wherein: and the air inlet (51) or the air outlet (52) is also provided with a guide cover (11) with a large outer end port and a small inner end port.