CN211258714U

CN211258714U - Mine underground water pumping device

Info

Publication number: CN211258714U
Application number: CN201921775032.3U
Authority: CN
Inventors: 靳江荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-08-14
Anticipated expiration: 2029-10-22

Abstract

The utility model particularly relates to a pumping device in pit belongs to coal mine equipment technical field, and the technical problem that solve provides a pumping device in pit, realizes that the mine is automatic to draw water, and the technical scheme of adoption is: an upper liquid level sensor and a lower liquid level sensor are arranged in a water storage bin under a mine, a water suction pump is connected with a water suction pipe through a pipeline, the lower end of the water suction pipe extends to the bottom of the water storage bin, the water suction pump, the upper liquid level sensor and the lower liquid level sensor are all electrically connected with a single chip microcomputer, and a power supply provides power for the whole underground pumping device; the outer parts of the upper liquid level sensor and the lower liquid level sensor are provided with a filtering outer barrel, the filtering outer barrel is provided with a swinging component, and the swinging component is used for driving the filtering outer barrel to swing relative to the water storage bin; the utility model discloses can effectively prevent the influence of impurity to the system, the effectual mine water-fall occurence of failure that prevents.

Description

Mine underground water pumping device

Technical Field

The utility model belongs to the technical field of coal mine equipment, concretely relates to pumping device in pit.

Background

During underground coal mining, a great amount of water is continuously collected underground due to the gushing of water in the stratum, the penetration of rainwater and water in rivers, water-sand filling and underground water supply of a hydraulic coal mining mine. At present, most mines pump water by using a water pump, the water pump is controlled to pump water in a manual mode when water exists in the mine, when the water level grows to a certain height, a switch is closed, the water pump starts to pump water, when the water level descends to the lower part, the switch is closed, the water pumping is stopped, a special person needs to watch the water pump beside the water pump, time and labor are wasted, automatic control cannot be achieved, a plurality of water drainage bins are needed underground, each water drainage point needs to be started and closed by a person operating button, repeated actions are carried out along with the water inflow amount, the investment of mine personnel is increased, the labor of the labor personnel is large, and the cost is correspondingly increased; at present, a method of controlling the opening and closing of the water suction pump by floating a floating ball along with the water surface to replace manual operation is adopted, but the problem that the floating ball is blocked due to more impurities in water in a mine exists, so that the whole water suction system is paralyzed, and serious potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a pumping device in pit, can carry out accurate judgement to the water level, realizes that the mine has automatic pumping when water, prevents the emergence of incident.

In order to solve the technical problem, the utility model discloses a technical scheme be: a mine water pumping device comprises: the water level sensor and the lower liquid level sensor are fixed relative to the water storage bin, the water suction pump is connected with the water suction pipe through a pipeline, the lower end of the water suction pipe extends to the bottom of the water storage bin, the water suction pump pumps water to a target position, the water suction pump, the upper liquid level sensor and the lower liquid level sensor are electrically connected with the single chip microcomputer, and the power supply provides power for the whole underground water pumping device;

go up the outside of liquid level sensor and lower liquid level sensor and be provided with filter outer bucket, filter outer bucket for having filtering capability and the open vertical cask in upper end, filter outer bucket's last port distance the cang kou distance in water storage storehouse is 10 ~ 20 centimetres, be provided with the swing part on filtering outer bucket, the swing part is used for the drive filter outer bucket for the water storage storehouse swing to mix pit water and prevent filter outer bucket is blockked up by impurity.

The swing part includes motor, eccentric wheel, connecting rod and No. two supports, filter outer bucket with the one end of No. two supports is articulated, the other end of No. two supports with the reservoir inner wall is fixed, filter outer bucket the upper end with the one end of connecting rod is articulated, the other end of connecting rod with the non-centre point department of eccentric wheel is articulated, the eccentric wheel with the output shaft coaxial fixed of motor, the motor is for the reservoir is fixed.

The inner filtering barrel is coaxially arranged inside the outer filtering barrel, the upper port of the inner filtering barrel is higher than the upper port of the outer filtering barrel and lower than the bin opening of the water storage bin, the upper liquid level sensor and the lower liquid level sensor are fixed with the inner wall of the inner filtering barrel, and the inner filtering barrel is fixed relative to the water storage bin.

The outer filtering barrel and the inner filtering barrel are both stainless steel mesh barrels, and the aperture of the meshes of the outer filtering barrel is larger than that of the meshes of the inner filtering barrel.

The vertical distance between the upper liquid level sensor and the mouth of the water storage bin is 50-100 cm.

The vertical distance between the lower liquid level sensor and the bottom of the water storage bin is 20-50 cm.

Vertical and horizontal reinforcing ribs are embedded in the wall of the filtering outer barrel.

The eccentric wheel is of a disc structure.

The filtering outer barrel is connected with the second support through a universal ball.

A first support is fixed on the upper portion of the water storage bin, the motor is fixed with the first support, and the upper portion of the inner filtering barrel is fixed with the first support.

The using method comprises the following steps: the underground water pumping device is installed, the motor is started, the filtering outer barrel swings under the driving of the eccentric wheel, and the hole of the filtering outer barrel can be effectively prevented from being blocked by impurities due to the fact that the filtering outer barrel swings relative to well water, so that the inner and outer horizontal planes of the filtering outer barrel are kept constant, and the liquid level difference is prevented from affecting the work of the liquid level sensor; when the water surface overflows the upper liquid level sensor, the water suction pump starts to pump water, and when the water surface is lower than the lower liquid level sensor, the water suction pump automatically stops working.

Compared with the prior art, the utility model following beneficial effect has.

One, the utility model discloses a set up the switch of upper and lower level sensor control suction pump, realize automatic pumping, automatic shutdown when the water level descends below the lower level sensor draws water, and on, lower level sensor sets up in filtering the bucket, it can effectually be prevented that there is impurity to plug up the hole of filtering the outer bucket to filter the continuous swing of outer bucket, it is unanimous to keep filtering the inside and outside horizontal plane of outer bucket, in order to avoid appearing the work that the liquid level difference influences level sensor, can prevent impurity to whole system's influence, the effectual mine that prevents water-logging occurence of failure, staff's safety in the pit has been guaranteed, and the manpower has been saved.

Two, the utility model discloses an interior bucket height of filtering is higher than the height of the outer bucket of filtration, if well water impurity is too many, the liquid level difference appears in the inside and outside short time of the outer bucket of filtration, when the surface of water crosses the outer bucket of filtration, water can get into inside the outer bucket of filtration from the upper port of the outer bucket of filtration, the upper and lower liquid level sensor in the interior bucket of filtration passes the signal to the singlechip, the singlechip is with signal transmission to suction pump, the suction pump is opened, because filter the continuous swing of outer bucket, can throw away impurity, guarantee device's continuous operation, further prevent that the mine from bleeding the occurence of failure.

Thirdly, the utility model can realize unmanned automatic drainage, so that the drainage efficiency of the mine is greatly improved; the cost of the drainage investment is correspondingly reduced, and the energy conservation and consumption reduction are convenient, economic and practical.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of the underground water pumping device of the utility model.

Fig. 2 is a sectional view of the protection barrel of the present invention.

Fig. 3 is a schematic structural view of the filtering outer barrel of the present invention.

Fig. 4 is a circuit control diagram of the present invention.

In the figure: the device comprises a support 1, a motor 2, an eccentric wheel 3, a connecting rod 4, a filtering inner barrel 5, a filtering outer barrel 6, a universal ball 7, a support 8, an upper liquid level sensor 9, a lower liquid level sensor 10, a water storage bin 11, a water pumping pipe 12, a water pumping pump 13, a single chip microcomputer 20 and a power supply 21.

Detailed Description

The following is a further description with reference to specific examples.

A mine water pumping device comprises: the device comprises an upper liquid level sensor 9, a lower liquid level sensor 10, an outer filtering barrel 6, a water pumping pipe 12, a water pumping pump 13, a single chip microcomputer 20 and a power supply 21, wherein the upper liquid level sensor 9 and the lower liquid level sensor 10 are arranged inside a water storage bin 11 under a mine, the upper liquid level sensor 9 and the lower liquid level sensor 10 are fixed relative to the water storage bin 11, the water pumping pump 13 is in pipeline connection with the water pumping pipe 12, the lower end of the water pumping pipe 12 extends to the bottom of the water storage bin 11, the water pumping pump 13, the upper liquid level sensor 9 and the lower liquid level sensor 10 are all electrically connected with the single chip microcomputer 20, and the power supply 21 provides power for the whole underground pumping device;

go up the outside of liquid level sensor 9 and lower liquid level sensor 10 and be provided with filter outer bucket 6, filter outer bucket 6 for having filtering capability and the open vertical cask in upper end, the last port distance of filtering outer bucket 6 the door mouth distance of reservoir 11 is 10 ~ 20 centimetres, be provided with the swing part on filtering outer bucket 6, the swing part is used for the drive filter outer bucket 6 for the reservoir 11 swings to stir the pit water and prevent filter outer bucket 6 is blockked up by impurity.

The swing part includes motor 2, eccentric wheel 3, connecting rod 4 and No. two supports 8, filter outer bucket 6 with No. two supports 8's one end is articulated, No. two supports 8's the other end with 11 inner walls in aqua storage bin are fixed, filter outer bucket 6's upper end with connecting rod 4's one end is articulated, connecting rod 4's the other end with eccentric wheel 3's non-centre point department is articulated, eccentric wheel 3 with the coaxial fixed of motor 2's output shaft, motor 2 for aqua storage bin 11 is fixed.

The inner filtering barrel 5 is coaxially arranged in the outer filtering barrel 6, the upper port of the inner filtering barrel 5 is higher than the upper port of the outer filtering barrel 6 and lower than the bin port of the water storage bin 11, the upper liquid level sensor 9 and the lower liquid level sensor 10 are fixed with the inner wall of the inner filtering barrel 5, and the inner filtering barrel 5 is fixed relative to the water storage bin 11.

The outer filtering barrel 6 and the inner filtering barrel 5 are both stainless steel mesh barrels, and the aperture of the meshes of the outer filtering barrel 6 is larger than that of the meshes of the inner filtering barrel 5.

The vertical distance between the upper liquid level sensor 9 and the bin opening of the water storage bin 11 is 50-100 cm.

The vertical distance between the lower liquid level sensor 10 and the bottom of the water storage bin 11 is 20-50 cm.

Vertical and horizontal reinforcing ribs are embedded in the wall of the filtering outer barrel 6.

The eccentric wheel 3 is of a disc structure.

The filtering outer barrel 6 is connected with the second bracket 8 through a universal ball 7.

The upper part of the water storage bin 11 is fixed with a first support 1, the motor 2 is fixed with the first support 1, and the upper part of the inner filtering barrel 5 is fixed with the first support 1.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A mine underground water pumping device is characterized by comprising: the water level control device comprises an upper liquid level sensor (9), a lower liquid level sensor (10), an outer filtering barrel (6), a water pumping pipe (12), a water pumping pump (13), a single chip microcomputer (20) and a power supply (21), wherein the upper liquid level sensor (9) and the lower liquid level sensor (10) are arranged inside a water storage bin (11) under a mine, the upper liquid level sensor (9) and the lower liquid level sensor (10) are fixed relative to the water storage bin (11), the water pumping pump (13) is in pipeline connection with the water pumping pipe (12), the lower end of the water pumping pipe (12) extends to the bottom of the water storage bin (11), the water pumping pump (13), the upper liquid level sensor (9) and the lower liquid level sensor (10) are all electrically connected with the single chip microcomputer (20), and the power supply (21) provides power for the whole underground water pumping device;

go up level sensor (9) and the outside of lower level sensor (10) is provided with filter outer bucket (6), filter outer bucket (6) for having filtering capability and the open vertical cask in upper end, the last port distance of filtering outer bucket (6) the bin mouth distance of reservoir (11) is 10 ~ 20 centimetres, be provided with the swing part on filtering outer bucket (6), the swing part is used for the drive filter outer bucket (6) for reservoir (11) swing.

2. The underground water pumping device according to claim 1, wherein the swinging component comprises a motor (2), an eccentric wheel (3), a connecting rod (4) and a second bracket (8), the filtering outer barrel (6) is hinged to one end of the second bracket (8), the other end of the second bracket (8) is fixed to the inner wall of the water storage bin (11), the upper end of the filtering outer barrel (6) is hinged to one end of the connecting rod (4), the other end of the connecting rod (4) is hinged to a non-central point of the eccentric wheel (3), the eccentric wheel (3) is coaxially fixed to an output shaft of the motor (2), and the motor (2) is fixed relative to the water storage bin (11).

3. The downhole pumping device according to claim 2, wherein a filtering inner barrel (5) is coaxially arranged inside the filtering outer barrel (6), an upper port of the filtering inner barrel (5) is higher than an upper port of the filtering outer barrel (6) and lower than a bin port height of the water storage bin (11), the upper liquid level sensor (9) and the lower liquid level sensor (10) are fixed with an inner wall of the filtering inner barrel (5), and the filtering inner barrel (5) is fixed relative to the water storage bin (11).

4. The downhole pumping device according to claim 3, wherein the outer filtering barrel (6) and the inner filtering barrel (5) are stainless steel mesh barrels, and the mesh pore size of the outer filtering barrel (6) is larger than that of the inner filtering barrel (5).

5. The downhole water pumping device according to claim 4, wherein the vertical distance between the upper liquid level sensor (9) and the bin mouth of the water storage bin (11) is 50-100 cm.

6. The downhole water pumping device according to claim 5, wherein the vertical distance between the lower liquid level sensor (10) and the bottom of the water storage bin (11) is 20-50 cm.

7. The downhole pumping device according to claim 6, wherein vertical and horizontal reinforcing ribs are embedded in the wall of the filtering outer barrel (6).

8. The downhole pumping device according to claim 7, wherein the eccentric wheel (3) is of a disc structure.

9. The downhole pumping device according to claim 8, wherein the filtering outer barrel (6) is connected with the second bracket (8) through a universal ball (7).

10. The downhole water pumping device according to claim 9, wherein a first bracket (1) is fixed to the upper portion of the water storage bin (11), the motor (2) is fixed to the first bracket (1), and the upper portion of the inner filtering barrel (5) is fixed to the first bracket (1).