CN219159019U

CN219159019U - Colliery is spraying dust collecting equipment in pit

Info

Publication number: CN219159019U
Application number: CN202223187708.1U
Authority: CN
Inventors: 张立琴
Original assignee: Shaanxi Pubai Xigu Coal Industry Co ltd
Current assignee: Shaanxi Pubai Xigu Coal Industry Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-09
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of coal mine operation, and provides underground coal mine spray dust removal equipment, which comprises a water tank, a top plate fixed on one side of the water tank and a spraying mechanism arranged on the top plate, wherein the spraying mechanism comprises a driving part, a suspension part, a top pressing part and a spraying part; according to the utility model, the rotary table at the bottom end is synchronously driven to rotate by the motor output shaft, a planetary gear structure system is formed by the first gear, the second gear and the rotary ring which rotate by the fixed shaft, so that a speed difference is formed between the rotary table and the spray head, the spray head can be extruded reciprocally by continuous rotation of the rotary table, the spray head can swing reciprocally while rotating circumferentially around the rotary table, the atomization area is increased, the effect of dust fall is achieved, and the problem of small coverage area of the atomization nozzle in the related art is solved.

Description

Colliery is spraying dust collecting equipment in pit

Technical Field

The utility model relates to the technical field of coal mine operation, in particular to underground coal mine spray dust removal equipment.

Background

In the production operation of coal mines, because the space of underground coal mining is narrow and the ventilation effect is poor, underground coal mine dust is inevitably generated in the production process, the underground environment is seriously polluted, and a certain degree of threat is brought to the operation environment. Therefore, dust is required to be subjected to dust fall treatment through dust removal equipment so as to ensure the safety of the underground operation environment.

The application number CN202023246562.4 discloses a coal mine underground top spraying dust removing device, which comprises a hanging bracket, a high-pressure water pump and a spraying device; the hanger comprises a dust box and a suspension rod, the dust box is arranged below the underground top support of the coal mine through the suspension rod, a high-pressure water pump is arranged in the dust box, and a water inlet of the high-pressure water pump is connected with a water supply pipe under the coal mine through a water inlet pipe; the water outlet is connected with the spraying device through a water outlet pipe; the spraying device comprises an L-shaped suspension arm, a base and a ring-shaped tubular spraying pipe; the side water inlet connection port of the spray pipe is connected with the water outlet of the high-pressure water pump through a water outlet pipe, and the spray pipe is provided with a plurality of atomizing nozzles in a downward annular array.

However, the above-mentioned spray dust removing device has been found in the implementation related art to have the following problems: above-mentioned spraying dust collector is through setting up atomizing nozzle in the coal-winning machine top correspondingly, carries out the dust fall to the dust that produces when the coal-winning machine operation, and because atomizing nozzle is motionless, leads to atomizing nozzle's coverage area less, is difficult to carry out effective dust fall to the dust that the coal-winning machine large tracts of land operation produced.

Disclosure of Invention

The utility model provides underground coal mine spray dust removal equipment, which solves the problem of small coverage area of an atomization nozzle in the related technology.

The technical scheme of the utility model is as follows: the utility model provides a colliery is spraying dust collecting equipment in pit, includes the water tank, fixes the roof in water tank one side and installs the spraying mechanism on the roof, spraying mechanism includes:

a driving part arranged on the top plate;

the suspension component is arranged on the bottom surface of the top plate and is driven to rotate by the transmission of the driving component;

the jacking component is arranged on the inner side of the bottom of the suspension component and is driven by the driving component to rotate;

and the spraying part is circumferentially arranged on the outer side of the bottom of the suspension part and is elastically connected with the suspension part, and is used for swinging under the top pressure of the top pressure part.

Preferably, the driving part comprises a motor, the motor is fixedly arranged on the top plate, a first gear is fixedly connected to an output shaft of the motor, an A-frame is arranged below the first gear, a shaft lever is rotatably connected to the top surface of an end corner of the A-frame, the top end of the shaft lever is rotatably connected with the top plate, a second gear is fixedly connected to the shaft lever, and the second gear is meshed with the first gear.

Preferably, the suspension component comprises a swivel, a plurality of suspension brackets are annularly distributed on the outer side of the swivel, the top ends of the suspension brackets are fixed on the bottom surface of the top plate, the swivel is rotationally connected with the suspension brackets, an annular tooth surface is arranged on the inner side of the swivel, and the second gear is meshed with the annular tooth surface on the inner side of the swivel.

Preferably, the bottom surface fixedly connected with a plurality of connecting rods of swivel, and every the equal fixedly connected with arc piece of bottom of connecting rod.

Preferably, a gap is reserved between two adjacent arc-shaped blocks, and the spraying component is limited in the gap.

Preferably, the jacking component comprises a rotary table, the output shaft end of the motor penetrates through the triangular bracket and is fixedly connected with the rotary table, and arc-shaped protrusions which are uniformly distributed are arranged on the circumferential surface of the rotary table.

Preferably, the spraying part comprises a spray head, the spray head is rotatably arranged in a gap between the arc-shaped blocks through a rotating shaft, and a torsion spring is clamped at the joint of the rotating shaft and the arc-shaped blocks.

Preferably, a push rod is fixedly connected to one side of the top of the spray head, the push rod is perpendicular to the axial direction of the spray head, and a hemispherical cover is fixedly connected to one end, away from the spray head, of the push rod.

Preferably, the hemispherical cover is abutted against the circumferential surface of the turntable by the elasticity of the torsion spring.

Preferably, a water pump is arranged in the water tank, and the spray head is connected with the water outlet end of the water pump through a hose.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the utility model, the motor drives the first gear to rotate, the second gear can be driven to rotate by the meshing relationship of the first gear and the second gear, and the rotating ring can be driven to rotate by the meshing relationship of the second gear and the annular tooth surface on the inner side of the rotating ring, so that the arc-shaped block below the rotating ring is driven to rotate and spray with the spraying part in the gap, and the coverage area of spraying is increased;

2. according to the utility model, the rotary table at the bottom end is synchronously driven to rotate by the motor output shaft, a planetary gear structure system is formed by the first gear, the second gear and the rotary ring which rotate by the fixed shaft, so that a speed difference is formed between the rotary table and the spray head, the spray head can be extruded reciprocally by continuous rotation of the rotary table, the spray head can swing reciprocally while rotating circumferentially around the rotary table, the atomization area is increased, the effect of dust fall is achieved, and the problem of small coverage area of the atomization nozzle in the related art is solved.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of a coal mine underground spray dust removal device;

FIG. 2 is a schematic view of a coal mine underground spray dust removing device according to another view angle;

FIG. 3 is a schematic diagram of a spray mechanism according to the present utility model;

FIG. 4 is a schematic diagram of a driving component according to the present utility model;

FIG. 5 is a schematic view of a driving component according to another embodiment of the present utility model;

FIG. 6 is a schematic view of a spray member according to the present utility model;

in the figure: 1. a water tank; 2. a top plate; 3. a spraying mechanism; 31. a driving part; 311. a motor; 312. a first gear; 313. a shaft lever; 314. a second gear; 315. an annular tooth surface; 316. a tripod; 32. a suspension member; 321. a swivel; 322. an arc-shaped block; 323. a suspension bracket; 324. a connecting rod; 33. a pressing member; 331. a turntable; 332. arc-shaped bulges; 34. a spray member; 341. a spray head; 342. a torsion spring; 343. a push rod; 344. a hemispherical cap.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides a colliery is spraying dust collecting equipment in pit, includes water tank 1, fixes roof 2 in water tank 1 one side and installs the spraying mechanism 3 on roof 2, and wherein water tank 1 passes through suspension mechanism fixed mounting at the mine top, and can correspond the setting in the top of miner with spraying mechanism 3, and spraying mechanism 3 includes drive part 31, suspension part 32, roof pressure part 33, and spraying part 34.

Referring to fig. 3, 4 and 5, the driving component 31 is disposed on the top plate 2, the driving component 31 includes a motor 311, the motor 311 is fixedly mounted on the top plate 2, a first gear 312 is fixedly connected to an output shaft of the motor 311, a tripod 316 is disposed below the first gear 312, a shaft 313 is rotatably connected to a top surface at an end corner of the tripod 316, a second gear 314 is fixedly connected to the shaft 313, the second gear 314 is meshed with the first gear 312, the first gear 312 is driven to rotate by the motor 311, and the second gear 314 is driven to rotate by a meshing relationship between the first gear 312 and the second gear 314.

Referring to fig. 3, 4 and 5, the suspension member 32 is disposed on the bottom surface of the top plate 2 and is driven to rotate by the driving member 31, the suspension member 32 includes a swivel 321, a plurality of suspension brackets 323 are annularly disposed on the outer side of the swivel 321, the top end of the suspension brackets 323 is fixed on the bottom surface of the top plate 2, the swivel 321 is rotationally connected with the suspension brackets 323, an annular tooth surface 315 is disposed on the inner side of the swivel 321, the second gear 314 is meshed with the annular tooth surface 315 on the inner side of the swivel 321, a plurality of connecting rods 324 are fixedly connected to the bottom surface of the swivel 321, and arc-shaped blocks 322 are fixedly connected to the bottom end of each connecting rod 324, a gap is reserved between two adjacent arc-shaped blocks 322, the spray member 34 is limited in the gap, and in the process of rotating the second gear 314 can drive the swivel 321 to rotate through the meshing relationship between the second gear 314 and the annular tooth surface 315 on the inner side of the swivel 321, so as to drive the arc-shaped blocks 322 below the swivel 321 to rotate along with the spray member 34 in the gap, as shown in fig. 6.

Referring to fig. 6, the pressing member 33 is disposed at the bottom inner side of the suspension member 32 and is driven by the driving member 31 to rotate, the pressing member 33 includes a turntable 331, an output shaft end of the motor 311 penetrates through the tripod 316 and is fixedly connected with the turntable 331, arc protrusions 332 uniformly distributed are disposed on a circumferential surface of the turntable 331, a neutral region is formed between adjacent arc protrusions 332, and the arc protrusions 332 and the neutral region are smoothly and excessively connected through an arc corner.

Referring to fig. 6, the spraying component 34 is circumferentially disposed at the outer side of the bottom of the suspension component 32 and is elastically connected with the suspension component 32, and is configured to swing under the top of the top pressing component 33, where the spraying component 34 includes a nozzle 341, the nozzle 341 is rotatably disposed in a gap between the arc-shaped blocks 322 through a rotating shaft, a torsion spring 342 is clamped at a connection position between the rotating shaft and the arc-shaped blocks 322, a top rod 343 is fixedly connected to one side of the top of the nozzle 341, the top rod 343 is perpendicular to the axial direction of the nozzle 341, one end of the top rod 343 away from the nozzle 341 is fixedly connected with a hemispherical cap 344, the hemispherical cap 344 abuts against the circumferential surface of the turntable 331 through the elasticity of the torsion spring 342, as shown in fig. 6, the hemispherical cap 344 abuts against the surface of the arc-shaped protrusion 332 of the turntable 331, at this time, the nozzle 341 is vertically downward, and after the turntable 331 rotates to a neutral region between the arc-shaped protrusions 332, the bottom of the nozzle 341 can rotate outwards under the elasticity of the torsion spring 342, and the spraying direction is changed.

The water tank 1 is provided with a water pump, and the nozzle 341 is connected to a water outlet end of the water pump through a hose (not shown in the hose drawing).

The working principle and the using flow of the utility model are as follows: when the mining machine is used, the water tank 1 can be arranged at the top of a mine, the spraying mechanism 3 is correspondingly arranged above the mining machine, the motor 311 is started to work so as to drive the first gear 312 to rotate, the second gear 314 can be driven to rotate by the meshing relationship of the first gear 312 and the second gear 314, the rotating ring 321 can be driven to rotate by the meshing relationship of the second gear 314 and the annular tooth surface 315 on the inner side of the rotating ring 321, and then the arc-shaped blocks 322 below the rotating ring 321 are driven to rotationally spray with the spraying parts 34 in the gaps;

in the above process, the output shaft of the motor 311 drives the turntable 331 at the bottom to rotate synchronously, the first gear 312, the second gear 314 and the rotating ring 321 which rotate by the fixed shaft form a planetary gear structure system, and the speed reduction principle of the planetary gear is utilized to know that the rotating speed of the first gear 312 is greater than the rotating speed of the rotating ring 321, the rotating speed of the turntable 331 is greater than the rotating speed of the nozzle 341 around the turntable 331, that is, a speed difference is formed between the turntable 331 and the nozzle 341, as shown in fig. 6, the hemispherical cover 344 at one side of the nozzle 341 abuts against the surface of the arc-shaped protrusion 332 of the turntable 331 through the elasticity of the torsion spring 342, at this moment, the nozzle 341 faces vertically downwards, after the turntable 331 rotates to a neutral area between the arc-shaped protrusions 332, the nozzle 341 can rotate outwards under the elasticity of the torsion spring 342, and then change the spraying direction, and the nozzle 341 can be extruded reciprocally through the continuous rotation of the turntable 331, so that the nozzle 341 can swing reciprocally while rotating around the turntable 331, thereby increasing the atomization area and playing a dust-reducing role.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a colliery is spraying dust collecting equipment in pit, includes water tank (1), fixes roof (2) in water tank (1) one side to and install spray mechanism (3) on roof (2), its characterized in that, spray mechanism (3) include:

a driving member (31) provided on the top plate (2);

the suspension component (32) is arranged on the bottom surface of the top plate (2) and is driven to rotate by the transmission of the driving component (31);

a pressing member (33) provided inside the bottom of the suspension member (32) and rotated by the driving member (31);

and a spraying member (34) circumferentially provided on the outer side of the bottom of the suspension member (32) and elastically connected to the suspension member (32) for swinging under the pressing force of the pressing member (33).

2. The underground coal mine spray dust removal device according to claim 1, wherein the driving component (31) comprises a motor (311), the motor (311) is fixedly installed on the top plate (2), a first gear (312) is fixedly connected to an output shaft of the motor (311), a triangular bracket (316) is arranged below the first gear (312), a shaft lever (313) is rotatably connected to the top surface at the end angle of the triangular bracket (316), the top end of the shaft lever (313) is rotatably connected with the top plate (2), a second gear (314) is fixedly connected to the shaft lever (313), and the second gear (314) is meshed with the first gear (312).

3. The underground coal mine spray dust removal device according to claim 2, wherein the suspension component (32) comprises a swivel (321), a plurality of suspension brackets (323) are annularly distributed on the outer side of the swivel (321), the top ends of the suspension brackets (323) are fixed on the bottom surface of the top plate (2), the swivel (321) is rotationally connected with the suspension brackets (323), an annular tooth surface (315) is arranged on the inner side of the swivel (321), and the second gear (314) is meshed with the annular tooth surface (315) on the inner side of the swivel (321).

4. A coal mine underground spray dust removal device according to claim 3, wherein the bottom surface of the swivel (321) is fixedly connected with a plurality of connecting rods (324), and the bottom end of each connecting rod (324) is fixedly connected with an arc-shaped block (322).

5. A coal mine underground spray dust removal apparatus as claimed in claim 4, wherein a gap is provided between adjacent arcuate blocks (322), and the spray member (34) is retained in the gap.

6. The underground coal mine spray dust removal device according to claim 5, wherein the pressing component (33) comprises a rotary table (331), an output shaft end of the motor (311) penetrates through the tripod (316) and is fixedly connected with the rotary table (331), and arc-shaped protrusions (332) which are uniformly distributed are arranged on the circumferential surface of the rotary table (331).

7. The underground coal mine spray dust removal device according to claim 6, wherein the spray component (34) comprises a spray head (341), the spray head (341) is rotatably arranged in a gap between the arc-shaped blocks (322) through a rotating shaft, and a torsion spring (342) is clamped at the joint of the rotating shaft and the arc-shaped blocks (322).

8. The underground coal mine spray dust removal device according to claim 7, wherein a top side of the nozzle (341) is fixedly connected with a top rod (343), the top rod (343) is perpendicular to the axial direction of the nozzle (341), and one end of the top rod (343) away from the nozzle (341) is fixedly connected with a hemispherical cap (344).

9. The underground coal mine spray dust removing apparatus of claim 8, wherein the hemispherical cover (344) is abutted against the circumferential surface of the turntable (331) by the elastic force of the torsion spring (342).

10. The underground coal mine spray dust removal device according to claim 7, wherein a water pump is arranged in the water tank (1), and the nozzle (341) is connected with the water outlet end of the water pump through a hose.