CN213205759U

CN213205759U - Colliery is ventilation structure in pit convenient to it is fixed

Info

Publication number: CN213205759U
Application number: CN202022356001.3U
Authority: CN
Inventors: 郝淑荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-05-14
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a colliery is ventilation structure in pit convenient to it is fixed, including the mounting disc, mounting disc one side is provided with telescopic machanism, is provided with quick fixed establishment on the telescopic machanism, and quick fixed establishment includes the fixed cylinder, and the fixed cylinder week side has seted up square groove, wears to be equipped with the push rod in the fixed cylinder, wears to be equipped with reset spring on the push rod, and the slider groove has been seted up to the push rod lower extreme, is equipped with the slider in the slider groove, is equipped with expanding spring between push rod and the fixed cylinder; be provided with rotary mechanism on the mounting disc, the last elevating system that is provided with of rotary mechanism, elevating system is including supporting a section of thick bamboo, it is provided with the protective sheath to support a section of thick bamboo week side, be provided with the gear pole in the protective sheath, wear to be equipped with the lifter in the support section of thick bamboo, be provided with ventilation mechanism on the lifter, insert the fixed section of thick bamboo at the bottom of the ground back, promote the push rod, reset spring in the push rod promotes the slider and outwards pops out and pass square groove and ground and form the barb, use the push rod to fix the device, the fixed speed of device has.

Description

Colliery is ventilation structure in pit convenient to it is fixed

Technical Field

The utility model relates to a ventilation technical field in the pit, specific be a colliery is ventilation structure in pit convenient to it is fixed.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines, and when a coal seam is far from the ground surface, coal mining is generally selected to an underground excavation roadway, which is the underground coal mine, and when the coal seam is very close to the ground surface, coal mining is generally selected to directly strip a surface soil layer, which is the opencast coal mine. The underground coal mine ventilation structure controls the direction of underground air flow, enables the underground air flow to flow according to a specified route, ensures effective air quantity of a mining working face and other wind using places, prevents harmful gas in a goaf and an old roadway from rushing into the air flow of a mine, dilutes and eliminates the underground harmful gas, ensures safety of the mine, supplies enough fresh air for underground personnel, meets the breathing requirement of the underground personnel, adjusts underground climate conditions, provides a good production environment for the underground personnel, and has the technical problems that the existing underground coal mine ventilation structure cannot be quickly fixed and is not convenient for height adjustment of the device.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a colliery is ventilation structure in pit convenient to it is fixed to solve prior art, colliery is ventilation structure in pit can not quick fix, the technical problem of the fan altitude mixture control of being not convenient for.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a coal mine underground ventilation structure convenient to fix comprises an installation disc, wherein one side of the installation disc is provided with a telescopic mechanism, the telescopic mechanism is provided with a quick fixing mechanism, the quick fixing mechanism comprises a fixing barrel, a square groove is formed in the periphery of the fixing barrel, a push rod penetrates through the fixing barrel, a reset spring penetrates through the push rod, the lower end of the push rod is provided with a slide block groove, a slide block is arranged in the slide block groove, the reset spring is connected with the slide block, and a telescopic spring is arranged between the push rod and the fixing barrel; the lifting mechanism comprises a supporting barrel, a protective sleeve is arranged on the periphery of the supporting barrel, a gear rod is arranged in the protective sleeve, a lifting rod penetrates through the supporting barrel, the gear rod is meshed with the lifting rod, and a ventilation mechanism is arranged on the lifting rod.

As the utility model discloses an optimized technical scheme, telescopic machanism includes the connecting cylinder, wear to be equipped with the telescopic link in the connecting cylinder, the telescopic link with be provided with compression spring between the connecting cylinder.

As the utility model discloses a preferred technical scheme, rotary mechanism includes the supporting disk, supporting disk week side is provided with the supporting seat, wears to be equipped with adjusting bolt on the supporting seat of telling, be provided with the rotary disk on the supporting disk.

As the utility model discloses a preferred technical scheme, ventilation mechanism includes the shell, the shell both ends are provided with air inlet dish and air-out dish respectively, be provided with fixed cover in the shell, wear to be equipped with the motor in the fixed cover, be provided with the flabellum in the pivot of motor.

As the utility model discloses an optimized technical scheme, the mounting disc below is provided with a shrink section of thick bamboo, a shrink section of thick bamboo lower extreme is provided with spacing section of thick bamboo, wear to be equipped with the bracing piece in the shrink section of thick bamboo.

As the utility model discloses a preferred technical scheme, be provided with spacing bolt on the lifter.

The utility model provides a colliery is ventilation structure in pit convenient to it is fixed possesses following beneficial effect: be provided with quick locking mechanism on the telescopic machanism, insert the fixed cylinder at the bottom of the earth back during use, promote the push rod, push rod extrusion expanding spring downstream, when the take-up housing groove on the push rod is parallel with the square groove on the fixed cylinder, reset spring in the push rod promotes the slider and outwards pops out, the slider passes square groove and ground formation barb, use the push rod to fix the device, the fixed speed of device has been accelerated, save time for the staff, be provided with elevating system on the rotary mechanism, wave the gear pole in the protective housing during use, the gear pole drives the rack on the lifter and adjusts from top to bottom, the staff of being convenient for is quick adjusts the device height, staff work efficiency is improved.

Drawings

FIG. 1 is a perspective view of a coal mine underground ventilation structure convenient for fixing according to the present invention;

FIG. 2 is an exploded view of the underground ventilation structure of a coal mine convenient to fix according to the present invention;

fig. 3 is a schematic diagram of the a region structure of the present invention.

In the figure: 1. a support bar; 2. a limiting cylinder; 3. a supporting seat; 4. adjusting the bolt; 5. a protective sleeve; 6. a gear lever; 7. an air inlet disc; 8. a motor; 9. fixing a sleeve; 10. a fan blade; 11. an air outlet plate; 12. a limit bolt; 13. a lifting rod; 14. rotating the disc; 15. a support disc; 16. a telescopic rod; 17. a connecting cylinder; 18. a support cylinder; 19. a housing; 20. a fixed cylinder; 21. a tension spring; 22. a return spring; 23. a push rod; 24. a slider slot; 25. a slider; 26. a square groove; 27. a retraction cylinder; 28. mounting a disc; 29. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a coal mine underground ventilation structure convenient to fix comprises a mounting disc 28, wherein one side of the mounting disc 28 is provided with a telescopic mechanism, the telescopic mechanism is provided with a quick fixing mechanism, the quick fixing mechanism comprises a fixing barrel 20, a square groove 26 is formed in the periphery of the fixing barrel 20, a push rod 23 penetrates through the fixing barrel 20, a reset spring 22 penetrates through the push rod 23, the lower end of the push rod 23 is provided with a slide block groove 24, a slide block 25 is arranged in the slide block groove 24, and the reset spring 22 is connected with the slide block 25, and a telescopic spring 21 is arranged between the push rod 23 and the fixing barrel 20; be provided with rotary mechanism on the mounting disc 28, the last elevating system that is provided with of rotary mechanism, elevating system is including supporting a section of thick bamboo 18, supporting a section of thick bamboo 18 week side and being provided with protective sheath 5, be provided with gear pole 6 in the protective sheath 5, wear to be equipped with lifter 13 in the supporting a section of thick bamboo 18, gear pole 6 with lifter 13 meshes mutually, be provided with ventilation mechanism on the lifter 13.

When the underground coal mine ventilation structure is used, the fixed cylinder 20 is inserted into the ground, the push rod 23 is pushed to eject the slide block 25 from the fixed cylinder 20, the device is fixed, the telescopic spring 21 can perform upward reverse thrust on the push rod 23, the slide block 25 is further fixed, the grabbing force of the device on the ground is increased, the slide block 25 can be rapidly ejected from the push rod 23 by the reset spring 22, the slide block 25 rotates through a pin shaft on the push rod 23, the device can be rapidly fixed, the working efficiency is improved, the lifting mechanism is arranged on the rotating mechanism, when the height of the device needs to be adjusted, the gear rod 6 on the supporting cylinder 18 is shaken, the gear rod 6 drives a rack on the lifting rod 13 to adjust the vertical angle, the adjustment of equipment by a worker is facilitated, the protective sleeve 5 can protect the gear rod 6, the gear rod 6 cannot be damaged by external force, and the worker can be prevented from being scratched, causing unnecessary personal injury.

Referring to fig. 2, the telescopic mechanism includes a connecting cylinder 17, a telescopic rod 16 penetrates through the connecting cylinder 17, a compression spring 29 is arranged between the telescopic rod 16 and the connecting cylinder 17, the compression spring 29 can be stretched and retracted during use, the device is fixed by the auxiliary quick fixing mechanism, the rotary mechanism includes a supporting disc 15, a supporting seat 3 is arranged on the periphery of the supporting disc 15, an adjusting bolt 4 penetrates through the supporting seat 3, a rotating disc 14 is arranged on the supporting disc 15, the device can be rotated by adjusting the angle of the rotating disc 14, the device is convenient for a worker to adjust quickly, and the rotating disc 14 can be locked and limited by the adjusting bolt 4.

Referring to fig. 2, the ventilation mechanism includes a housing 19, an air inlet disc 7 and an air outlet disc 11 are respectively disposed at two ends of the housing 19, a fixing sleeve 9 is disposed in the housing 19, a motor 8 penetrates through the fixing sleeve 9, a fan blade 10 is disposed on a rotating shaft of the motor 8, the rotating shaft of the motor 8 drives the fan blade 10 to rotate for ventilation, the fixing sleeve 9 fixes the motor 8 on the housing 19 so that the motor does not slip off and damage the device, a shrinking cylinder 27 is disposed below the mounting disc 28, a limiting cylinder 2 is disposed at a lower end of the shrinking cylinder 27, a support rod 1 penetrates through the shrinking cylinder 27, when in use, the support rod 1 is pulled out of the shrinking cylinder 27, the limiting cylinder 2 is used for limiting, the device is basically stabilized, the quick fixing mechanism is fixed, a limiting bolt 12 is disposed on the lifting rod 13, and the ventilation mechanism can be adjusted in angle on the lifting rod 13, it is fixed by means of a limit bolt 12.

To sum up, the telescopic mechanism is provided with a quick fixing mechanism, the fixing cylinder 20 is inserted into the ground to be basically fixed, the push rod 23 is pushed to eject the slider 25 from the fixing cylinder 20 to fix the device, the telescopic spring 21 can perform upward reverse thrust on the push rod 23 to further fix the slider 25, the gripping force of the device on the ground is increased, the working efficiency is improved, the rotating mechanism is provided with a lifting mechanism, when the height of the device needs to be adjusted, the gear rod 6 on the supporting cylinder 18 is shaken, the gear rod 6 drives the rack on the lifting rod 13 to be adjusted in the vertical angle, the adjustment of the device by a worker is facilitated, the protective sleeve 5 can protect the gear rod 6 from being damaged by external force, the compression spring 29 is arranged between the telescopic rod 16 and the connecting cylinder 17, when the device is used, the compression spring 29 can be stretched to assist the quick fixing mechanism to fix the device, can rotate the device through the angle of adjusting rotary disk 14, make things convenient for staff's quick adjustment, it is spacing also to lock rotary disk 14 through adjusting bolt 4, motor 8's pivot drives flabellum 10 rotatory, ventilate, fixed cover 9 is fixed motor 8 on shell 19, make it can not the landing, wear to be equipped with bracing piece 1 in the shrink section of thick bamboo 27, during the use, pull out bracing piece 1 from shrink section of thick bamboo 27 earlier, it is spacing with spacing section of thick bamboo 2, form basic stability to the device, fix quick fixed establishment again, ventilation mechanism can carry out angle modulation on lifter 13, fix with stop screw, make it can not rotate because of the weight of self, cause the damage to the device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a colliery is ventilation structure in pit convenient to it is fixed which characterized in that: the quick fixing device comprises a mounting disc (28), wherein a telescopic mechanism is arranged on one side of the mounting disc (28), a quick fixing mechanism is arranged on the telescopic mechanism, the quick fixing mechanism comprises a fixing barrel (20), square grooves (26) are formed in the peripheral side of the fixing barrel (20), a push rod (23) penetrates through the fixing barrel (20), a reset spring (22) penetrates through the push rod (23), a slider groove (24) is formed in the lower end of the push rod (23), a slider (25) is arranged in the slider groove (24), and the reset spring (22) is connected with the slider (25), and a telescopic spring (21) is arranged between the push rod (23) and the fixing barrel (20); be provided with rotary mechanism on mounting disc (28), the last elevating system that is provided with of rotary mechanism, elevating system is including supporting a section of thick bamboo (18), it is provided with protective sheath (5) to support a section of thick bamboo (18) week side, be provided with gear pole (6) in protective sheath (5), wear to be equipped with lifter (13) in supporting a section of thick bamboo (18), gear pole (6) with lifter (13) mesh mutually, be provided with ventilation mechanism on lifter (13).

2. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: the telescopic mechanism comprises a connecting cylinder (17), a telescopic rod (16) penetrates through the connecting cylinder (17), and a compression spring (29) is arranged between the telescopic rod (16) and the connecting cylinder (17).

3. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: the rotary mechanism comprises a supporting plate (15), a supporting seat (3) is arranged on the periphery of the supporting plate (15), an adjusting bolt (4) penetrates through the supporting seat (3), and a rotary plate (14) is arranged on the supporting plate (15).

4. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: ventilation mechanism includes shell (19), shell (19) both ends are provided with air inlet dish (7) and air outlet dish (11) respectively, be provided with fixed cover (9) in shell (19), wear to be equipped with motor (8) in fixed cover (9), be provided with flabellum (10) in the pivot of motor (8).

5. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: a shrink cylinder (27) is arranged below the mounting disc (28), a limiting cylinder (2) is arranged at the lower end of the shrink cylinder (27), and a support rod (1) penetrates through the shrink cylinder (27).

6. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: and a limiting bolt (12) is arranged on the lifting rod (13).