CN219197583U

CN219197583U - Mine air compressor machine safety inspection device

Info

Publication number: CN219197583U
Application number: CN202223560137.1U
Authority: CN
Inventors: 李亚林; 高鹏; 程怡帏; 童梦
Original assignee: Hubei Jixiang Safety Science Research Institute Co ltd
Current assignee: Hubei Jixiang Safety Science Research Institute Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a mine air compressor safety detection device which comprises an air compressor body, a filtering mechanism, a cooling chamber, an air storage chamber, a first pipeline, a second pipeline, a temperature sensor and an air pump, wherein the air compressor body comprises a driving motor, an air tank and an air inlet pipeline; the air compressor aims at solving the technical problems that an air compressor in the prior art lacks of monitoring the temperature of a driving motor part of the air compressor, the temperature of the driving motor possibly rises to exceed a safety value in the working process, the normal working of the air compressor is affected, and potential safety hazards exist.

Description

Mine air compressor machine safety inspection device

Technical Field

The utility model relates to the technical field of mining equipment, in particular to a mine air compressor safety detection device.

Background

The air compressor is a device for compressing gas, the air compressor is similar to an air pump in structure, most of the air compressors are reciprocating piston type, rotary blades or rotary screws, and the reciprocating piston type air compressor pushes a piston to extrude gas in a gas tank through external force, so that the air pressure in the gas tank is increased, and the air compressor is an important device indispensable in chemical industry, petroleum, natural gas, mine, metallurgy, machinery, refrigeration and even national defense industry. Chinese patent CN112610455a discloses an air compressor with dustproof structure for engineering mine, and when external air enters the air inlet pipe, the dust in the air needs to be filtered out by the filter cloth, so as to achieve dustproof effect; and mine air compressor machine can generate heat in the use, can influence the normal use of air compressor machine when driving motor temperature is too high, owing to lack the temperature monitoring to air compressor machine driving motor part in the above-mentioned patent, driving motor's temperature probably rises and surpasss the safe value in the course of the work, and then influences the normal work of air compressor machine, exists the potential safety hazard.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a mine air compressor safety detection device capable of detecting the temperature of an air compressor driving motor, and the mine air compressor safety detection device is cooled when the temperature of the driving motor is too high, so that the technical problems that the air compressor in the prior art lacks of monitoring the temperature of an air compressor driving motor part, the temperature of the driving motor possibly rises above a safety value in the working process, the normal working of the air compressor is affected, and potential safety hazards exist are solved.

In order to solve the technical problems, the utility model provides a mine air compressor safety detection device which comprises an air compressor body, a filtering mechanism, a cooling chamber, an air storage chamber, a first pipeline, a second pipeline, a temperature sensor and an air pump, wherein the air compressor body comprises a driving motor, an air tank and an air inlet pipeline, the driving motor is connected to the top end of the air tank, the air inlet pipeline is connected with the air tank, the filtering mechanism is connected to the air inlet pipeline, a cooling cavity is arranged in the cooling chamber, the middle part of a driving motor shell is positioned in the cooling chamber, both ends of the driving motor shell are exposed out of the cooling chamber, one end of the first pipeline is connected with the right end of the cooling chamber, one end of the second pipeline is connected with the left end of the cooling chamber, the other end of the first pipeline is connected with the other end of the second pipeline through the air storage chamber, the air pump is connected to the first pipeline, the temperature sensor is connected to the driving motor, and the air pump is electrically connected with the temperature sensor.

After adopting the structure, the mine air compressor safety detection device has the following advantages: the driving motor compresses external air in the air tank through the air inlet pipeline, and detects whether the temperature of the driving motor is in a safety threshold value through the temperature sensor, namely, the air compressor body is safely detected, when the temperature sensor detects that the temperature of the driving motor is too high, the air pump is started, cooling air in the air storage chamber enters the cooling cavity through the first pipeline to cool the driving motor, and the cooling air can flow back into the air storage chamber through the second pipeline for secondary utilization; the utility model can detect the temperature of the driving motor, can cool the driving motor when the temperature of the driving motor is too high, prevents the temperature of the driving motor from rising to exceed a safety value in the working process of the air compressor body, and improves the safety.

As an improvement, one end of the first pipeline is connected to the lower part of the right end of the cooling chamber, and one end of the second pipeline is connected to the upper part of the left end of the cooling chamber; by adopting the structure, the cooling air enters the cooling cavity and then exchanges heat with the driving motor to be heated, and because the density of hot air is smaller than that of cold air, the heated cooling air can smoothly enter the second pipeline to form convection in the cooling cavity, so that the cooling effect is improved.

As an improvement, the filtering mechanism comprises a mounting seat and two filter screens, wherein a first protruding part is connected to the peripheral wall at the upper end of the mounting seat along the circumferential direction, a second protruding part is connected to the peripheral wall at the lower end of the mounting seat along the circumferential direction, the air inlet pipeline comprises a third pipeline and a fourth pipeline, the lower end of the third pipeline is connected with an air tank, a third protruding part is connected to the peripheral wall at the upper end of the third pipeline along the circumferential direction, a fourth protruding part is connected to the peripheral wall at the lower end of the fourth pipeline along the circumferential direction, the first protruding part and the fourth protruding part are connected through fixing bolts, the second protruding part and the third protruding part are connected through fixing bolts, and the two filter screens are respectively positioned between the first protruding part and the fourth protruding part and between the second protruding part and the third protruding part; by adopting the structure, after the first protruding part is connected with the fourth protruding part, the filter screen is naturally fixed between the first protruding part and the fourth protruding part, and similarly, after the second protruding part is connected with the third protruding part, the filter screen is naturally fixed between the second protruding part and the third protruding part, and when the filter screen is replaced, the fixing bolt is only required to be detached, so that the installation and the replacement are convenient.

As an improvement, annular sealing rings are connected between the first protruding part and the fourth protruding part and between the second protruding part and the third protruding part; with this structure, the sealability between the first protruding portion and the fourth protruding portion and between the second protruding portion and the third protruding portion is improved.

As an improvement, the gas tank is connected with a pressure relief device, the pressure relief device comprises a mounting pipe, a pressure relief ball, a spring, a pressure relief cavity and a pressure relief hole, the mounting pipe is connected with the upper end of the gas tank, the pressure relief cavity is arranged on the mounting pipe, an opening is formed at the lower end of the pressure relief cavity on the mounting pipe and is communicated with the inner cavity of the gas tank, the diameter of the opening is smaller than that of the pressure relief ball, the pressure relief hole is arranged on the side wall of the mounting pipe and penetrates through the side wall of the mounting pipe, the pressure relief hole is communicated with the pressure relief cavity, the pressure relief ball and the spring are both positioned in the pressure relief cavity, the upper end of the spring is fixed in the pressure relief cavity, and the lower end of the spring is propped against the pressure relief ball to enable the pressure relief ball to seal the opening; by adopting the structure, when the pressure in the gas tank is overlarge, the pressure relief ball moves upwards and passes through the pressure relief hole by the compressed gas in the gas tank by arranging the pressure relief device, the gas in the gas tank can flow out of the pressure relief hole until the pressure in the gas tank is normal, the spring enables the pressure relief ball to reset, the pressure in the gas tank is prevented from being overlarge, and the potential safety hazard is reduced.

As an improvement, the pressure relief device further comprises a limit bolt, wherein the limit bolt is in threaded connection with the mounting tube, and the lower end of the limit bolt is positioned in the pressure relief cavity and abuts against the upper end of the spring; by adopting the structure, the compression amount of the spring is adjusted by rotating the limit bolt, so that the pressure of the gas tank which can enable the pressure relief ball to move is changed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a partial enlarged view of the portion a in fig. 1.

Fig. 3 is a partial enlarged view of the portion B in fig. 1.

Reference numerals: 100. an air compressor body; 101. a driving motor; 102. a gas tank; 103. an air intake line; 200. a filtering mechanism; 201. a mounting base; 202. a filter screen; 300. a pressure relief device; 301. installing a pipe; 302. a pressure relief ball; 303. a spring; 304. a pressure relief cavity; 305. a pressure relief hole; 306. a limit bolt; 1. a cooling chamber; 2. an air storage chamber; 3. a first pipeline; 4. a second pipeline; 5. an air pump; 6. a cooling chamber; 7. a first protrusion; 8. a second protruding portion; 9. a third pipeline; 10. a fourth pipeline; 11. a third protrusion; 12. a fourth protrusion; 13. a fixing bolt; 14. an annular seal ring; 15. an opening.

Detailed Description

The utility model relates to a mine air compressor safety detection device which is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, a mine air compressor safety detection device comprises an air compressor body 100, a filtering mechanism 200, a cooling chamber 1, an air storage chamber 2, a first pipeline 3, a second pipeline 4, a temperature sensor and an air pump 5, wherein the air compressor body 100 comprises a driving motor 101, an air tank 102 and an air inlet pipeline 103, the driving motor 101 is connected to the top end of the air tank 102, the air inlet pipeline 103 is connected with the air tank 102, and external air is compressed into the air tank 102 by the driving motor 101 as a power source through the air inlet pipeline 103, and the specific structure is the prior art and is not repeated herein; the filter mechanism 200 is connected to the air inlet pipeline 103, wherein, as shown in fig. 1 and 3, the filter mechanism 200 comprises a mounting seat 201 and two filter screens 202, a first protruding part 7 is connected on the peripheral wall of the upper end of the mounting seat 201 along the circumferential direction, a second protruding part 8 is connected on the peripheral wall of the lower end of the mounting seat 201 along the circumferential direction, the first protruding part 7, the second protruding part 8 and the mounting seat 201 are integrally formed, the air inlet pipeline 103 comprises a third pipeline 9 and a fourth pipeline 10, the lower end of the third pipeline 9 is connected with a gas tank 102, the peripheral wall of the upper end of the third pipeline 9 is connected with a third protruding part 11 along the circumferential direction, the third protruding part 11 is integrally formed with the third pipeline 9, the peripheral wall of the lower end of the fourth pipeline 10 is connected with a fourth protruding part 12 along the circumferential direction, the fourth protruding part 12 is integrally formed with the fourth pipeline 10, the first protruding part 7 and the fourth protruding part 12 are connected through a fixing bolt 13, the second protruding part 8 and the third protruding part 11 are integrally formed through the fixing bolt 13, the upper end of the mounting seat 201 is connected with the third pipeline 10 and the third protruding part 10 along the circumferential direction, and the lower end of the fourth pipeline 201 is connected with the fourth protruding part 10 through the third protruding part 10 and the fourth pipeline 10 respectively, and the third protruding part 9 is connected between the third protruding part and the third pipeline 9 and the fourth pipeline 10; annular sealing rings 14 are connected between the first protruding part 7 and the fourth protruding part 12 and between the second protruding part 8 and the third protruding part 11; taking the filter screen 202 and the annular sealing ring 14 between the first protruding part 7 and the fourth protruding part 12 as an example, the annular sealing ring 14 is embedded between the first protruding part 7 and the fourth protruding part 12, the filter screen 202 is positioned inside the inner ring of the annular sealing ring 14, and the filter screen 202 and the annular sealing ring 14 between the second protruding part 8 and the third protruding part 11 are the same as the same.

As shown in fig. 1, a cooling chamber 6 is disposed in the cooling chamber 1, the middle part of the casing of the driving motor 101 is disposed in the cooling chamber 1, two ends of the casing of the driving motor 101 are exposed out of the cooling chamber 1, the casing of the driving motor 101 is welded with the cooling chamber 1, the cooling chamber 6 is circumferentially disposed along the casing of the driving motor 101, one end of the first pipeline 3 is connected with the right end of the cooling chamber 1, one end of the second pipeline 4 is connected with the left end of the cooling chamber 1, specifically, one end of the first pipeline 3 is connected with the lower part of the right end of the cooling chamber 1, one end of the second pipeline 4 is connected with the upper part of the left end of the cooling chamber 1, and the first pipeline 3 and the second pipeline 4 are all communicated with the cooling chamber 6. The other end of the first pipeline 3 is connected with the other end of the second pipeline 4 through the air storage chamber 2, namely, the other end of the first pipeline 3 is connected with the air storage chamber 2, the other end of the second pipeline 4 is connected with the air storage chamber 2, a cooler is further arranged in the air storage chamber 2 and used for generating cool air for cooling, and the specific structure of the cooler is the prior art and is not repeated here; the air pump 5 is connected to the first pipeline 3, the temperature sensor is connected to the driving motor 101, the temperature sensor in this embodiment is disposed inside the driving motor 101, and the air pump 5 is electrically connected to the temperature sensor.

As shown in fig. 1 and 2, the gas tank 102 is connected with a pressure relief device 300, the pressure relief device 300 comprises a mounting tube 301, a pressure relief ball 302, a spring 303, a pressure relief cavity 304, a pressure relief hole 305 and a limit bolt 306, the mounting tube 301 is connected with the upper end of the gas tank 102, the pressure relief cavity 304 is vertically arranged on the mounting tube 301, an opening 15 is formed at the lower end of the pressure relief cavity 304 and communicated with the inner cavity of the gas tank 102, the diameter of the opening 15 is smaller than the diameter of the pressure relief ball 302, the pressure relief hole 305 is arranged on the side wall of the mounting tube 301 and penetrates through the side wall of the mounting tube 301, the pressure relief hole 305 is communicated with the pressure relief cavity 304, the pressure relief ball 302 and the spring 303 are both arranged in the pressure relief cavity 304, the upper end of the spring 303 is fixed in the pressure relief cavity 304, the limit bolt 306 is in threaded connection with the mounting tube 301, the limit bolt 306 is coaxially arranged with the pressure relief cavity 304, the lower end of the limit bolt 306 is positioned in the pressure relief cavity 304 and is abutted against the upper end of the spring 303, and the lower end of the spring 303 is abutted against the pressure relief ball 302 and enabled the pressure relief ball 302 to block the opening 15.

The driving motor 101 compresses external air in the air tank 102 through the air inlet pipeline 103, and detects whether the temperature of the driving motor 101 is within a safety threshold value through the temperature sensor, namely, the air compressor body 100 is safely detected, when the temperature sensor detects that the temperature of the driving motor 101 is too high, the air pump 5 is started, cooling air in the air storage chamber 2 enters the cooling cavity 6 through the first pipeline 3 to cool the driving motor 101, and the cooling air can flow back into the air storage chamber 2 through the second pipeline 4 for secondary utilization; the utility model can not only detect the temperature of the driving motor 101, but also cool the driving motor 101 when the temperature of the driving motor 101 is too high, thereby preventing the temperature of the driving motor 101 from rising to exceed a safety value in the working process of the air compressor body 100 and improving the safety.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above-described one embodiment, and all other examples obtained by those skilled in the art without making any inventive effort are within the scope of the present utility model.

Claims

1. The utility model provides a mine air compressor safety inspection device, its characterized in that includes air compressor machine body (100), filtering mechanism (200), cooling chamber (1), air receiver (2), first pipeline (3), second pipeline (4), temperature sensor and air pump (5), air compressor machine body (100) are including driving motor (101), gas pitcher (102) and air inlet pipeline (103), driving motor (101) are connected gas pitcher (102) top, air inlet pipeline (103) are connected gas pitcher (102), filtering mechanism (200) are connected on air inlet pipeline (103), be equipped with cooling chamber (6) in cooling chamber (1), driving motor (101) casing middle part is located in cooling chamber (1) and driving motor (101) casing both ends are all exposed outside cooling chamber (1), first pipeline (3) one end is connected cooling chamber (1) right-hand member, second pipeline (4) one end is connected cooling chamber (1) left end, first pipeline (3) and second pipeline (4) are through being connected air pump (2) are in air receiver (1) top connection, the air pump (5) is electrically connected with the temperature sensor.

2. The mine air compressor safety detection device according to claim 1, wherein one end of the first pipeline (3) is connected to the lower portion of the right end of the cooling chamber (1), and one end of the second pipeline (4) is connected to the upper portion of the left end of the cooling chamber (1).

3. The mine air compressor safety detection device according to claim 1, wherein the filtering mechanism (200) comprises a mounting seat (201) and two filter screens (202), a first protruding portion (7) is connected to the outer peripheral wall of the upper end of the mounting seat (201) along the circumferential direction, a second protruding portion (8) is connected to the outer peripheral wall of the lower end of the mounting seat (201) along the circumferential direction, the air inlet pipeline (103) comprises a third pipeline (9) and a fourth pipeline (10), the lower end of the third pipeline (9) is connected with the air tank (102), a third protruding portion (11) is connected to the outer peripheral wall of the upper end of the third pipeline (9) along the circumferential direction, a fourth protruding portion (12) is connected to the outer peripheral wall of the lower end of the fourth pipeline (10) along the circumferential direction, the first protruding portion (7) and the fourth protruding portion (12) are connected through a fixing bolt (13), and the second protruding portion (8) and the third protruding portion (11) are connected between the first protruding portion (7) and the third protruding portion (11) through the fixing bolt (13).

4. A mine air compressor safety detection device according to claim 3, characterized in that an annular sealing ring (14) is connected between the first protruding part (7) and the fourth protruding part (12), and between the second protruding part (8) and the third protruding part (11).

5. The mine air compressor safety detection device according to claim 1, wherein the air tank (102) is connected with a pressure relief device (300), the pressure relief device (300) comprises a mounting pipe (301), a pressure relief ball (302), a spring (303), a pressure relief cavity (304) and a pressure relief hole (305), the mounting pipe (301) is connected with the upper end of the air tank (102), the pressure relief cavity (304) is arranged on the mounting pipe (301), an opening (15) is formed at the lower end of the pressure relief cavity (304) on the mounting pipe (301) and the opening (15) is communicated with the inner cavity of the air tank (102), the diameter of the opening (15) is smaller than the diameter of the pressure relief ball (302), the pressure relief hole (305) is formed on the side wall of the mounting pipe (301) and penetrates through the side wall of the mounting pipe (301), the pressure relief hole (305) is communicated with the pressure relief cavity (304), the pressure relief ball (302) and the spring (303) are both positioned in the mounting pipe (301), and the upper end of the spring (304) is fixed in the mounting pipe (301) and the pressure relief cavity (302) is abutted against the pressure relief ball (302).

6. The mine air compressor safety detection device according to claim 5, wherein the pressure relief device (300) further comprises a limit bolt (306), the limit bolt (306) is in threaded connection with the mounting pipe (301), and the lower end of the limit bolt (306) is located in the pressure relief cavity (304) and abuts against the upper end of the spring (303).