CN219452171U - A coal mine goaf water extraction device - Google Patents

Abstract

The utility model discloses a coal mine goaf water extraction device, which comprises an equipment box, a water pump is fixedly installed on the left side of the equipment box, a driving motor is fixedly installed on the bottom of the equipment box, and an output shaft of the driving motor It extends to the inside of the equipment box and is fixedly connected with a filter screen cylinder. A cover plate is installed on the upper surface of the filter screen tube, and the center of the upper surface of the cover plate is connected with a connecting sleeve through a bearing rotation. The bottom end is fixedly connected with two movable mounting frames corresponding to the positions, and the surface of the movable mounting frame is fixedly provided with a cleaning scraper. The utility model is provided with a filter screen cylinder structure inside the equipment box. When the inner wall of the filter screen cylinder needs to be cleaned and maintained, the drive motor can be used to drive the filter screen cylinder to rotate, so that the movable mounting frame and the filter screen cylinder are relatively It moves, and at the same time drives the cleaning scraper to automatically clean the inner surface of the filter cylinder to achieve the effect of automatic maintenance.

Description

A coal mine goaf water extraction device

technical field

The utility model relates to the technical field of drainage equipment, in particular to a device for extracting accumulated water in goafs of coal mines.

Background technique

During the long-term formation of coal mine goaf, rainwater will flow into the coal mine goaf. Over time, a large amount of water will accumulate in the coal mine goaf, so drainage devices are needed to drain the accumulated water in the coal mine goaf operations to avoid water and soil erosion or overflow in the goaf of the coal mine as the accumulated water increases.

The utility model document with the patent application number CN202022643055.8 discloses a safety drainage device for gobs in coal mines, including a main water tank, a drainage pump installation platform is fixedly installed on the rear side of the main water tank, and a The water pump, the left side wall of the main water tank is connected with the first particle discharge port and the second particle discharge port. The different particles are collected separately, and the coal particles mixed with them are collected, which is convenient for the mobile transportation of the collected particles.

The goaf drainage device proposed in the above application documents lacks a treatment structure at the input front end of the drainage device during actual use, and it is easy to accumulate water-logged sediment bumps at the port and block the inlet. affect the efficiency of pumping and drainage. For this reason, we have designed a kind of coal mine goaf accumulated water pumping device, and carried out certain technical improvement to the shortcoming in the above-mentioned application documents.

Utility model content

The purpose of the utility model is to provide a coal mine goaf accumulated water extraction device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model adopts the following technical solutions:

A coal mine goaf water extraction device, comprising an equipment box, a water pump is fixedly installed on the left side of the equipment box, a driving motor is fixedly installed on the bottom of the equipment box, and the output shaft of the driving motor extends to the bottom of the equipment box inside, and is fixedly connected with a filter screen tube, the upper surface of the filter screen tube is installed with a cover plate, the center of the upper surface of the cover plate is connected with a connecting sleeve through a bearing, and the bottom end of the connecting sleeve is fixedly connected with a Two movable installation frames corresponding to the positions, the surface of the movable installation frame is fixedly provided with a cleaning scraper, the right side of the equipment box is equipped with a suction conduit, and the end of the suction conduit away from the equipment box is provided with a front-end processing mechanism.

Preferably, the front-end processing mechanism includes a suction cover, the top output port of the suction cover is fixedly connected to the input end of the suction conduit, the bottom of the suction cover is an input port, and the inner wall of the suction cover is fixedly connected with a filter screen.

Preferably, the inner wall of the suction hood is fixedly connected with a fixed horizontal plate, the surface of the fixed horizontal plate is rotatably connected with a rotating rod, and the surface of the rotating rod is fixedly provided with several spiral plates.

Preferably, a one-way valve is fixedly installed on the surface of the water suction conduit, a guide tube is fixedly installed at the input end of the water pump, and the end of the guide tube away from the water pump extends to the inside of the equipment box.

Preferably, a partition is fixedly connected to the inner wall of the equipment box, and a water inlet pipe is embedded on the surface of the partition, and the end of the water inlet pipe away from the partition is rotatably connected to the top end of the connecting sleeve.

Preferably, the position of the partition corresponds to the water suction conduit, and the output end of the water inlet pipe extends to the inside of the connecting sleeve.

Preferably, the output end of the water pump is fixedly connected with a drain pipe, the upper surface of the equipment box is provided with a maintenance port, and the surface of the maintenance port is provided with a maintenance cover.

Compared with the prior art, the utility model has the following advantages:

1. The utility model is equipped with a filter screen cylinder structure inside the equipment box. When the inner wall of the filter screen cylinder needs to be cleaned and maintained, the drive motor can be used to drive the filter screen cylinder to rotate, so that the movable mounting frame and the filter screen cylinder can Relative movement occurs, and at the same time, the cleaning scraper is driven to automatically clean the inner surface of the filter cylinder to achieve the effect of automatic maintenance.

2. The utility model is equipped with a front-end processing mechanism at the input port of the suction conduit, which can use the water flow potential energy generated when the suction hood is inhaled to drive the spiral plate to rotate, and then use the spiral plate to stir and break up large pieces of soil in the water, so that The soil is not easy to block the inlet of the suction pipe, so as to achieve the purpose of efficient pumping and drainage.

Description of drawings

Fig. 1 is a schematic diagram of the external overall structure of a coal mine goaf water extraction device proposed by the utility model;

Fig. 2 is the schematic diagram of the front section structure of the equipment box of a kind of coal mine goaf accumulated water extraction device proposed by the utility model;

Fig. 3 is a schematic diagram of the internal structure of the pumping cover of a kind of coal mine goaf accumulated water pumping device proposed by the utility model;

Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 2 of a coal mine goaf accumulated water extraction device proposed by the utility model.

In the figure: 1. Equipment box; 2. Suction pump; 3. Drive motor; 4. Filter screen cylinder; 5. Cover plate; 6. Connecting sleeve; 7. Movable mounting frame; 10, pumping cover; 11, filter screen; 12, rotating rod; 13, spiral plate; 14, one-way valve; 15, diversion pipe; 16, partition; 17, water inlet pipe; 18, drain pipe

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Referring to Figures 1-4, a coal mine gob water pumping device includes an equipment box 1, a water pump 2 is fixedly installed on the left side of the equipment box 1, and a drainage pipe 18 is fixedly connected to the output end of the water pump 2. The input end of 2 is fixedly installed with a guide pipe 15, and the end of the guide pipe 15 away from the water pump 2 extends to the inside of the equipment box 1.

The upper surface of the equipment box 1 is provided with a maintenance port, and the surface of the maintenance port is provided with a maintenance cover. There is a filter cylinder 4, the upper surface of the filter cylinder 4 is equipped with a cover plate 5, and the center of the upper surface of the cover plate 5 is connected with a connecting sleeve 6 through a bearing rotation, and the cover plate 5 is installed on the filter cylinder through bolts 4, the staff can open the cover plate 5 to clean and maintain the filter screen cylinder 4 inside.

The inner wall of the equipment box 1 is fixedly connected with a dividing plate 16, and the surface of the dividing plate 16 is embedded with a water inlet pipe 17, and the end of the water inlet pipe 17 away from the dividing plate 16 is rotatably connected with the top of the connecting sleeve 6.

The position of the dividing plate 16 corresponds to the suction conduit 9 , and the output end of the water inlet pipe 17 extends to the inside of the connecting sleeve 6 .

The bottom end of the connecting sleeve 6 is fixedly connected with two movable installation frames 7 corresponding to the positions, the surface of the movable installation frame 7 is fixedly provided with a cleaning scraper 8, and the right side of the equipment box 1 is equipped with a suction conduit 9, and the suction conduit 9 A check valve 14 is fixedly installed on the surface.

It is worth noting that, by setting the structure of the filter screen cylinder 4 inside the equipment box 1, when the inner wall of the filter screen cylinder 4 needs to be cleaned and maintained, the drive motor 3 can be used to drive the filter screen cylinder 4 to rotate, so that the movable mounting frame 7 moves relative to the filter screen cylinder 4, and at the same time drives the cleaning scraper 8 to automatically clean the inner surface of the filter screen cylinder 4 to achieve the effect of automatic maintenance.

One end of the suction conduit 9 away from the equipment box 1 is provided with a front-end processing mechanism, the front-end processing mechanism includes a suction cover 10, the top output port of the suction cover 10 is fixedly connected with the input end of the suction conduit 9, the bottom of the suction cover 10 is an input port, and The inner wall of the suction cover 10 is fixedly connected with a filter screen 11 .

The inner wall of the suction cover 10 is fixedly connected with a fixed horizontal plate, and the surface of the fixed horizontal plate is rotatably connected with a rotating rod 12, and the surface of the rotating rod 12 is fixedly provided with several spiral plates 13.

It is worth noting that, by providing a front-end processing mechanism at the input port of the suction conduit 9, the potential energy of the water flow generated when the suction hood 10 is inhaled can be used to drive the spiral plate 13 to rotate, and then the spiral plate 13 can be used to stir the large pieces of soil in the water. Break up, make earth not easy to produce blockage at the inlet of pumping conduit 9, reach the purpose of efficient pumping and drainage.

Working principle: first put the input end of the pumping conduit 9 into the water accumulation area of the coal mine goaf, use the pump 2 to pump water inside the equipment box 1 to generate negative pressure inside the equipment box 1, and then use the pumping conduit 9 to drain the water The stagnant water is sucked into the filter screen cylinder 4 inside the equipment box 1, and the stagnant water is filtered by the filter screen cylinder 4, and the filtered stagnant water is discharged and transported through the drain pipe 18.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and its inventive concept shall be covered by the protection scope of the present utility model.

Claims (7)

1. A coal mine goaf water extraction device, including an equipment box (1), characterized in that: a water pump (2) is fixedly installed on the left side of the equipment box (1), and the equipment box (1) The drive motor (3) is fixedly installed at the bottom of the drive motor (3), and the output shaft of the drive motor (3) extends to the inside of the equipment box (1), and is fixedly connected with the filter screen cylinder (4), the upper part of the filter screen cylinder (4) The cover plate (5) is installed on the surface, and the center of the upper surface of the cover plate (5) is connected with the connecting sleeve (6) through the bearing rotation, and the bottom end of the connecting sleeve (6) is fixedly connected with two corresponding positions The movable installation frame (7), the surface of the movable installation frame (7) is fixed with a cleaning scraper (8), and the right side of the equipment box (1) is equipped with a suction conduit (9), which is far away from One end of the equipment box (1) is provided with a front-end processing mechanism. 2. A coal mine goaf water extraction device according to claim 1, characterized in that: the front-end processing mechanism includes a suction cover (10), the top output port of the suction cover (10) and the suction conduit (9 ) is fixedly connected to the input end, the bottom of the suction cover (10) is an input port, and the inner wall of the suction cover (10) is fixedly connected with a filter screen (11). 3. A coal mine goaf water pumping device according to claim 2, characterized in that: the inner wall of the pumping cover (10) is fixedly connected with a fixed horizontal plate, and the surface of the fixed horizontal plate is rotatably connected with a rotating rod (12), the surface of the rotating rod (12) is fixedly provided with several spiral plates (13). 4. A coal mine goaf water pumping device according to claim 1, characterized in that: a check valve (14) is fixedly installed on the surface of the pumping conduit (9), and the pump (2) A guide tube (15) is fixedly installed at the input end of the guide tube (15), and the end of the guide tube (15) away from the water pump (2) extends to the inside of the equipment box (1). 5. A coal mine goaf water extraction device according to claim 1, characterized in that: the inner wall of the equipment box (1) is fixedly connected with a partition (16), and the surface of the partition (16) is embedded A water inlet pipe (17) is installed, and the end of the water inlet pipe (17) away from the dividing plate (16) is rotatably connected with the top end of the connecting sleeve (6). 6. A coal mine goaf water pumping device according to claim 5, characterized in that: the position of the partition (16) corresponds to the pumping conduit (9), and the position of the water inlet pipe (17) The output end extends to the inside of the connecting sleeve (6). 7. A coal mine goaf water extraction device according to claim 1, characterized in that: the output end of the pump (2) is fixedly connected with a drainpipe (18), and the equipment box (1) A maintenance opening is opened on the upper surface of the maintenance opening, and a maintenance cover is provided on the surface of the maintenance opening.