CN215804662U

CN215804662U - Ventilation unit that colliery excavation operation was used

Info

Publication number: CN215804662U
Application number: CN202122219289.4U
Authority: CN
Inventors: 樊超; 孙辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-02-11
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the technical field of coal mine ventilation devices, in particular to a ventilation device for coal mine excavation operation, which comprises a fan, wherein the surface of the fan is fixedly provided with an extrusion spring, the lower surface of a bottom frame is provided with an adjusting structure for supporting, one side of the middle part of the bottom frame is fixedly provided with a bottom ring capable of being clamped, a rotatable adjusting rod is clamped inside the bottom ring, the surface of the adjusting rod is clamped with a support frame capable of moving up and down, four corners of the lower surface of the support frame are fixedly provided with damping structures, and the bottom of the damping structures is fixedly provided with a movable wheel capable of horizontally rotating. This ventilation unit that colliery excavation operation was used sets up through the cooperation between protective structure, extrusion spring and the fan, and the staff places the fan back in the tunnel, and at the in-process of construction, the rubble that protective structure can drop in the tunnel shelters from, avoids the rubble to pound the surface that falls at the fan, improves the protective properties to the fan, reduces the damage.

Description

Ventilation unit that colliery excavation operation was used

Technical Field

The utility model relates to the technical field of coal mine ventilation devices, in particular to a ventilation device for coal mine excavation operation.

Background

Coal mines are generally divided into underground coal mines and opencast coal mines, and when a coal seam is far away from the ground surface, coal is generally mined into an underground excavation roadway, namely the underground coal mine, and when the coal seam is very close to the ground surface, the coal is generally mined by directly stripping a ground layer of the ground surface, namely the opencast coal mine.

Chinese patent publication No. CN212428902U discloses a safety ventilation device for coal mine, which belongs to the field of ventilation devices, and comprises a vent arranged on a wall body, wherein a connecting rod is fixedly connected on the vent, the middle part of the connecting rod is rotatably connected with a rotating ring through a rotating shaft, the diameter of the rotating ring is larger than that of the vent, the outer side of the rotating ring is provided with a transmission gear, a motor is fixedly arranged on the wall body, the output end of the motor is fixedly connected with a gear, the gear is meshed with the transmission gear, the inner side of the rotating ring is fixedly connected with an inclined guide strip, the outer side of the rotating ring is rotatably connected with a sealing cover plate, the bottom of the sealing cover is fixedly connected with a hanging rope, the upper part and the lower part of the rotating ring are respectively and fixedly connected with a fixed ring, the hanging rope penetrates through the fixed ring at the lower part and is connected with a hook which is matched with the fixed ring at the upper part, thereby realize the different guiding position of slope gib block, be convenient for ventilate different positions, excellent in use effect.

Among the ventilation unit of having now, the fan can be used to most, removes the in-process that the fan installed at the staff, need lift the removal, and the staff is tired more, uses the shallow more troublesome, and the inside ground stone in tunnel is more, shakes easily and causes the damage to the fan to the inside stone that can produce mostly in tunnel falls, smashes easily and falls on the fan, causes the damage to the fan, provides a ventilation unit that the operation was used is excavated in the colliery for this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a ventilation device for coal mine excavation operation, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a ventilation unit that colliery excavation operation was used, includes that fixed surface installs the fan of extrusion spring and the lower surface of chassis and installs the regulation structure that is used for supporting, but one side fixed mounting at chassis middle part has the end ring of joint, the inside joint of end ring has rotatable regulation pole, the surperficial joint of regulation pole has the support frame that can reciprocate, the four corners department fixed mounting of support frame lower surface has shock-absorbing structure, but shock-absorbing structure's bottom fixed mounting has horizontal pivoted to remove the wheel, the opposite side threaded connection of support frame upper surface has the locating lever that can fix a position, the top fixed mounting of fan has rotatable protective structure.

Optionally, the adjusting structure comprises a threaded rod fixedly mounted below the bottom frame, a rotatable bottom tube is connected to the surface of the threaded rod in a threaded manner, and a bottom plate for supporting is fixedly mounted at the bottom of the bottom tube.

Optionally, the shock-absorbing structure comprises a pressure lever fixedly mounted on the lower surface of the support frame, an extrudable shock-absorbing spring is fixedly mounted on the inner top wall of the pressure lever, and the lower surface of the shock-absorbing spring is fixedly connected with a bottom tube which can be sleeved with the pressure lever.

Optionally, the bottom of the positioning rod penetrates through the middle of one side of the support frame and is in threaded connection with the bottom of the bottom frame.

Optionally, the protective structure comprises an inner rod fixedly installed with the fan, a rotatable arc plate is sleeved on the surface of the inner rod, and the inner side wall of the arc plate is fixedly connected with a torsion spring fixedly installed on one side of the inner rod.

Optionally, the inner side wall of the arc plate is fixedly mounted with one end of the extrusion spring, and a slot capable of being inserted into the inner rod is formed in one end of the arc plate.

(III) advantageous effects

The utility model provides a ventilation device for coal mine excavation operation, which has the following beneficial effects:

1. this ventilation unit that colliery excavation operation was used sets up through the cooperation between protective structure, extrusion spring and the fan, and the staff places the fan back in the tunnel, and at the in-process of construction, the rubble that protective structure can drop in the tunnel shelters from, avoids the rubble to pound the surface that falls at the fan, improves the protective properties to the fan, reduces the damage.

2. This ventilation unit that colliery excavation operation was used, through the chassis, adjust structure, bottom ring, adjust pole, support frame, shock-absorbing structure, remove the cooperation setting between wheel and the locating lever, remove the condition of installation the device at the staff under, can rotate the regulation pole, indirectly make to remove wheel and ground laminating, remove in-process shock-absorbing structure and can reduce the vibrations that produce the fan, place whole device to the adjustment structure application of force afterwards, the in-process of avoiding using removes.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic illustration of an explosive structure at a containment structure of the present invention;

FIG. 3 is a schematic view of the construction of the base frame of the present invention;

fig. 4 is a schematic view of an explosive structure at the shock-absorbing structure of the present invention.

In the figure: 1. a compression spring; 2. a fan; 3. a chassis; 4. an adjustment structure; 401. a threaded rod; 402. a bottom tube; 403. a base plate; 5. a bottom ring; 6. adjusting a rod; 7. a support frame; 8. a shock-absorbing structure; 801. a pressure lever; 802. a damping spring; 803. a bottom tube; 9. a moving wheel; 10. positioning a rod; 11. a protective structure; 1101. an inner rod; 1102. an arc-shaped plate; 1103. a torsion spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a ventilation device for coal mining operation comprises a fan 2 with an extrusion spring 1 fixedly arranged on the surface and an adjusting structure 4 for supporting arranged on the lower surface of a bottom frame 3, wherein the adjusting structure 4 comprises a threaded rod 401 fixedly arranged below the bottom frame 3, the surface of the threaded rod 401 is in threaded connection with a rotatable bottom pipe 402, the bottom of the bottom pipe 402 is fixedly provided with a bottom plate 403 for supporting, and the bottom pipe 402 in the adjusting structure 4 is rotated through the adjusting structure 4 to change the distance between the bottom pipe 402 and the bottom frame 3, so that the adjusting structure 4 has a certain distance with the ground and is separated from or attached to the ground;

a bottom ring 5 which can be clamped is fixedly installed on one side of the middle part of the bottom frame 3, a rotatable adjusting rod 6 is clamped inside the bottom ring 5, a supporting frame 7 which can move up and down is clamped on the surface of the adjusting rod 6, and the position of the supporting frame 7 on the surface of the adjusting rod 6 can be changed by rotating the adjusting rod 6 through the arrangement of the adjusting rod 6;

the four corners of the lower surface of the support frame 7 are fixedly provided with damping structures 8, each damping structure 8 comprises a pressing rod 801 which can be fixedly arranged with the lower surface of the support frame 7, the inner top wall of each pressing rod 801 is fixedly provided with an extrudable damping spring 802, the lower surface of each damping spring 802 is fixedly connected with a bottom pipe 803 which can be sleeved with the corresponding pressing rod 801, the bottom of each damping structure 8 is fixedly provided with a movable wheel 9 which can horizontally rotate, and through the arrangement of the damping structures 8, when the device is moved, if the movable wheel 9 passes through a stone block, the damping structures 8 can reduce the shock force generated by falling from the stone block;

the other side of the upper surface of the support frame 7 is in threaded connection with a positioning rod 10 capable of being positioned, the bottom of the positioning rod 10 penetrates through the middle of one side of the support frame 7 and is in threaded connection with the bottom of the underframe 3, the positioning rod 10 is taken down between the rotating adjusting rods 6 through the positioning rod 10, and after the position of the underframe 3 is changed, the positioning rod 10 penetrates through the underframe 3 and is connected with the support frame 7;

the top fixed mounting of fan 2 has rotatable protective structure 11, and protective structure 11 includes can with fan fixed mounting's interior pole 1101, and rotatable arc 1102 has been cup jointed on the surface of interior pole 1101, and the inside wall fixedly connected with of arc 1102 can with interior pole 1101 one side fixed mounting's torsional spring 1103, the inside wall of arc 1102 and the one end fixed mounting of extrusion spring 1, but the slot of pole 1101 in the grafting is seted up to the inside of arc 1102 one end.

In the utility model, the working steps of the device are as follows:

1. firstly, under the condition that a worker moves and installs the device, the adjusting rod 6 can be rotated to indirectly enable the moving wheel 9 to be attached to the ground;

2. secondly, the bottom tube 402 in the adjusting structure 4 is rotated to change the distance between the bottom tube 402 and the underframe 3, so that the adjusting structure 4 has a certain distance with the ground and is separated from the ground, and the moving wheel 9 is convenient to rotate;

3. then, after the movable wheel moves to a determined position, the bottom tube 402 in the adjusting structure 4 is rotated to enable the bottom tube 402 to be in contact with the ground, and the adjusting rod 6 is rotated to enable the movable wheel 9 to be separated from the ground;

4. finally, the staff places fan 2 back in the tunnel, and at the in-process of construction, protective structure 11 can shelter from by the rubble that drops in the tunnel, avoids the rubble to pound the surface that falls in fan 2, improves the protective properties to fan 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ventilation unit that colliery excavation operation was used, includes that fixed surface installs fan (2) and the under surface of chassis (3) of extrusion spring (1) has regulation structure (4) that are used for the support, its characterized in that: but one side fixed mounting at chassis (3) middle part has end ring (5) of joint, the inside joint of end ring (5) has rotatable regulation pole (6), the surface joint of adjusting pole (6) has support frame (7) that can reciprocate, the four corners department fixed mounting of support frame (7) lower surface has shock-absorbing structure (8), but the bottom fixed mounting of shock-absorbing structure (8) has horizontal pivoted to remove wheel (9), the opposite side threaded connection of support frame (7) upper surface has locating lever (10) that can fix a position, the top fixed mounting of fan (2) has rotatable protective structure (11).

2. A ventilation unit for use in coal mining operations as claimed in claim 1, wherein: the adjusting structure (4) comprises a threaded rod (401) which can be fixedly mounted below the bottom frame (3), the surface of the threaded rod (401) is in threaded connection with a rotatable bottom tube (402), and the bottom of the bottom tube (402) is fixedly provided with a bottom plate (403) for supporting.

3. A ventilation unit for use in coal mining operations as claimed in claim 1, wherein: shock-absorbing structure (8) including can with the lower fixed surface of support frame (7) depression bar (801) of installation, the interior roof fixed mounting of depression bar (801) has squeezable damping spring (802), damping spring (802)'s lower fixed surface is connected with can cup joint bottom tube (803) of depression bar (801).

4. A ventilation unit for use in coal mining operations as claimed in claim 1, wherein: the bottom of the positioning rod (10) penetrates through the middle part of one side of the supporting frame (7) and is in threaded connection with the bottom of the bottom frame (3).

5. A ventilation unit for use in coal mining operations as claimed in claim 1, wherein: protective structure (11) including can with interior pole (1101) of fan fixed mounting, the surface of interior pole (1101) has cup jointed rotatable arc (1102), the inside wall fixedly connected with of arc (1102) can with interior pole (1101) one side fixed mounting's torsional spring (1103).

6. A ventilation unit for use in coal mine excavation operations as claimed in claim 5, wherein: the inner side wall of the arc-shaped plate (1102) is fixedly installed with one end of the extrusion spring (1), and a slot capable of being inserted into the inner rod (1101) is formed in one end of the arc-shaped plate (1102).