CN218030277U

CN218030277U - Sand filling device is annotated in coal mine collecting space area

Info

Publication number: CN218030277U
Application number: CN202222531832.9U
Authority: CN
Inventors: 佘争辉; 汪尚昀; 杨仁涛; 熊昌银; 杨健; 湛宇; 文谟云
Original assignee: China Coal Hubei Geological Survey Foundation Engineering Co ltd
Current assignee: China Coal Hubei Geological Survey Foundation Engineering Co ltd
Priority date: 2022-09-25
Filing date: 2022-09-25
Publication date: 2022-12-13
Anticipated expiration: 2032-09-25

Abstract

The utility model relates to a coal mine collecting space area notes sand fills device belongs to the ore deposit collecting space area and fills equipment technical field. It is mainly to the problem of existing equipment inefficiency in the filling process, provides following technical scheme, including filling the pipeline, and set up in the coupling assembling who fills the pipeline exit end, coupling assembling includes threaded connection in the sleeve that fills on the pipeline, and telescopic inside is provided with the collecting hopper, and the bottom swing joint of collecting hopper has the end, bilateral symmetry is provided with montant, left side on the telescopic bottom outer wall be connected with driven gear through the pivot on the montant. The utility model discloses a set up coupling assembling and end, and then it can carry out the angle swing when filling to the grit through filling the pipeline when filling to the coal mine collecting space area, and then enlarges its packing region, avoids filling the grit and piling up at the exit end of filling the pipeline, improves the efficiency of filling and the tightness of filling in collecting space area.

Description

Sand filling device for coal mine goaf

Technical Field

The utility model relates to an ore deposit collecting space area fills equipment technical field, especially relates to a coal mine collecting space area notes sand and fills device.

Background

The coal mine goaf is an underground goaf left after coal mining, is close to the rear of a coal mining working face, and can cause ground collapse and bring danger if not filled; and the goaf is a gas gathering zone, if ventilation easily causes fire, the safety production of the coal face is seriously threatened. The goaf is filled in a sand injection filling mode, so that the ground surface is controlled to sink, and gas is prevented from being blown out by ventilation.

The filling pipeline extends into the goaf in a drilling mode in the sand filling mode of the coal mine goaf, then sand filling is carried out through the filling pipeline, the outlet end of the traditional filling pipeline has no other structure, sand and stone are accumulated at the outlet end of the traditional filling pipeline after entering the goaf through the traditional filling pipeline, the goaf is slowly filled along with the increase of the injected sand and stone, the efficiency is low, and the edge position of the goaf is difficult to guarantee tight filling.

Therefore, how to treat the goaf filling equipment is a technical problem which needs to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a coal mine goaf notes sand and fills device to the problem that exists among the background art.

The technical scheme of the utility model: the utility model provides a coal mine goaf sand injection filling device, is including filling the pipeline, and sets up in the coupling assembling who fills the pipeline exit end, coupling assembling includes threaded connection in the sleeve that fills on the pipeline, and telescopic inside is provided with the collecting hopper, and the bottom swing joint of collecting hopper has the end, bilateral symmetry is provided with montant, left side on the outer wall of telescopic bottom is connected with driven gear through the pivot on the montant, be provided with battery main part and motor on the telescopic bottom is inside, the output of montant is provided with the driving gear, is connected with between driving gear and the driven gear to be used for driven chain gear.

Preferably, the end is including bellows and discharging pipe, the discharging pipe sets up in the bottom of bellows, the top threaded connection of bellows is on the collecting hopper.

Preferably, the outer walls of the two sides of the discharge pipe are respectively provided with a cushion block, and the cushion blocks are provided with grooves.

Preferably, the ends are symmetrically arranged between the vertical rods, and the right end of the rotating shaft is movably connected in the corresponding groove.

Preferably, a positioning pin is arranged on the vertical rod on the right side, and the left end of the positioning pin is movably connected in the corresponding groove.

Preferably, the bottom of the motor is provided with a support block, and the bottom of the support block is fixedly connected to the inner wall of the bottom of the sleeve.

Preferably, the battery body is electrically connected to the motor.

Compared with the prior art, the utility model discloses following profitable technological effect has:

through setting up coupling assembling and end, and then it can carry out the angle swing to the grit through filling the pipeline when filling to the coal mine collecting space area when annotating the sand and filling, and then enlarges its filling area, avoids filling the grit and piling up at the exit end of filling the pipeline, improves the packing efficiency and the tightness of filling in collecting space area.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic view of the partially cut-away perspective structure of FIG. 1;

fig. 3 is an enlarged view of a portion of a structure in fig. 2.

Reference numerals: 1. filling a pipeline; 2. a connecting assembly; 21. a sleeve; 22. a collection hopper; 23. a vertical rod; 24. a driven gear; 25. a battery main body; 26. a motor; 27. a driving gear; 3. a tip; 31. a bellows; 32. and (4) discharging the pipe.

Detailed Description

The following describes the technical solution of the present invention with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 2-3, the utility model provides a coal mine goaf notes sand fills device, including filling pipeline 1, and set up in the coupling assembling 2 of filling pipeline 1 exit end, coupling assembling 2 includes threaded connection sleeve 21 on filling pipeline 1, sleeve 21's inside is provided with collecting hopper 22, collecting hopper 22's bottom swing joint has end 3, bilateral symmetry is provided with montant 23 on sleeve 21's the bottom outer wall, be connected with driven gear 24 through the pivot on the montant 23 in left side, be provided with battery main part 25 and motor 26 on sleeve 21's the bottom is inside, montant 23's output is provided with driving gear 27, be connected with between driving gear 27 and the driven gear 24 and be used for driven chain gear.

In this embodiment, coupling assembling 2's diameter is less than the diameter of filling pipeline 1, and then fills pipeline 1 respectively and still can be smooth after assembly coupling assembling 2 and enter into the inside in coal mine goaf through the drilling.

The working principle of the coal mine goaf sand injection filling device based on the first embodiment is that when the coal mine goaf needs to be subjected to sand injection filling, the end head 3 is connected to the connecting assembly 2, and then the connecting assembly 2 is arranged at the outlet end of the filling pipeline 1, so that the filling pipeline 1 is assembled. After the filling pipeline 1 is assembled, the filling pipeline extends into the goaf through the drill hole of the coal mine goaf. When the filling pipeline 1 reaches a proper position, sand is filled into the filling pipeline 1, and the sand filled into the filling pipeline 1 is discharged by the end head 3. And when carrying out the grit and filling, through external control end, motor 26 among the start-up coupling assembling 2 carries out positive and negative motion, and motor 26's operation makes driving gear 27 rotate, and the rethread toothed chain carries out the transmission, and then makes driven gear 24 rotate, drives the pivot and moves, and then realizes that end 3 moves about to swing when realizing that the grit fills.

Example two

As shown in fig. 1-2, the utility model provides a coal mine goaf notes sand and fills device compares in embodiment one, and this embodiment still includes: end 3 is including bellows 31 and discharging pipe 32, discharging pipe 32 sets up in the bottom of bellows 31, the top threaded connection of bellows 31 is on collecting hopper 22, all be provided with the cushion on the both sides outer wall of discharging pipe 32, the recess has been seted up on the cushion, end 3 is located between the symmetry montant 23, the right-hand member swing joint of pivot is in corresponding recess, be provided with the locating pin on the montant 23 of right side, the left end swing joint of locating pin is in corresponding recess also.

In this embodiment, the inner wall of each groove is provided with a cross groove, and one end of the rotating shaft inserted into the groove along with the positioning pin is provided with a cross block, so that the swinging adjustment of the discharge pipe 32 is realized through the cooperation of the cross groove and the cross block.

In this embodiment, the discharge pipe 32 in the end head 3 swings along with the movement of the rotating shaft, and the swinging discharge of the filling sand is realized under the cooperation of the corrugated pipe 31.

EXAMPLE III

As shown in fig. 2, the utility model provides a coal mine goaf annotates sand and fills device compares in embodiment one or embodiment two, and this embodiment still includes: the bottom of motor 26 is provided with a support block, and the bottom of support block is fixed connection on the bottom inner wall of sleeve 21, connects through the electrical property between battery main part 25 and the motor 26.

In this embodiment, the battery body 25 provides electrical support for the operation of the motor 26, thereby avoiding drag on the power cord.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a coal mine goaf notes sand filling device, includes filling pipeline (1), and sets up in coupling assembling (2) of filling pipeline (1) exit end, its characterized in that: coupling assembling (2) are including sleeve (21) of threaded connection on filling pipeline (1), and the inside of sleeve (21) is provided with collecting hopper (22), and the bottom swing joint of collecting hopper (22) has end (3), bilateral symmetry is provided with montant (23) on the bottom outer wall of sleeve (21), the left side be connected with driven gear (24) through the pivot on montant (23), be provided with battery main part (25) and motor (26) on the bottom inside of sleeve (21), the output of montant (23) is provided with driving gear (27), is connected with between driving gear (27) and driven gear (24) and is used for driven chain gear.

2. The device of claim 1, wherein: end (3) including bellows (31) and discharging pipe (32), discharging pipe (32) set up in the bottom of bellows (31), the top threaded connection of bellows (31) is on collecting hopper (22).

3. The device for injecting and filling the sand into the goaf of the coal mine according to the claim 2, characterized in that: the outer walls of two sides of the discharge pipe (32) are respectively provided with a cushion block, and the cushion blocks are provided with grooves.

4. The device of claim 3, wherein: the end heads (3) are symmetrically arranged between the vertical rods (23), and the right end of the rotating shaft is movably connected in the corresponding groove.

5. The device of claim 3, wherein: the right side is provided with a positioning pin on the vertical rod (23), and the left end of the positioning pin is movably connected in the corresponding groove.

6. The device for injecting and filling the sand into the goaf of the coal mine according to the claim 1, wherein: the bottom of the motor (26) is provided with a support block, and the bottom of the support block is fixedly connected to the inner wall of the bottom of the sleeve (21).

7. The device of claim 1, wherein: the storage battery main body (25) is electrically connected with the motor (26).