CN219081649U

CN219081649U - Colliery is ponding automatic control drainage system in pit

Info

Publication number: CN219081649U
Application number: CN202320127243.6U
Authority: CN
Inventors: 程洪飞; 徐士虎; 刘恩民; 马菲菲; 陈建; 秦大展
Original assignee: Zaozhuang Daxing Mining Industry Co ltd
Current assignee: Zaozhuang Daxing Mining Industry Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-05-26
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses an automatic control drainage system for underground water accumulation of a coal mine, which comprises a water collecting tank, wherein two floating ball switches connected in parallel are arranged in the water collecting tank, the negative end of one floating ball switch is connected with the positive end of a switch 1# binding post, the negative end of the other floating ball switch is connected with the positive end of a switch 2# binding post, the negative end of the switch 1# binding post and the negative end of the switch 2# binding post are respectively connected with the positive end of a CK coil suction switch, the negative end of the CK coil suction switch is connected with the positive end of a 36V power supply output end, the negative end of the 36V power supply output end is connected with the positive end of a 9# binding post, the negative end of the 9# binding post is connected with the positive end of the floating ball switch, a submersible pump is connected in parallel with the CK coil suction switch, and the submersible pump is arranged in the water collecting tank. The automatic drainage device has the beneficial effects of realizing automatic drainage work, being suitable for arranging drainage at the scattered drainage places in the coal mine and ensuring continuous operation.

Description

Colliery is ponding automatic control drainage system in pit

Technical Field

The utility model relates to the field of drainage systems, in particular to an automatic control drainage system for underground ponding of a coal mine.

Background

Along with the continuous deepening of coal mining, most colliery geological conditions tend to be complicated, and the water hazard type is constantly increased, wherein empty ponding, combine and adopt working face production period dustproof ponding, production facility cooling water etc. this kind of water exists and forms the ponding district of small tracts of land around the working face, and the water yield of this kind of water is not very big, but the manual drainage of installation water pump is more frequent, if not in time drainage causes restriction production, restriction personnel's phenomenon of passing through, has designed the colliery ponding automatic control drainage system in pit that is applicable to sporadic drainage place to this kind of phenomenon this application, effectively solves this problem.

Disclosure of Invention

The utility model provides an automatic control drainage system for underground ponding of a coal mine, which can solve the technical problems in the background technology.

The utility model provides an automatic control drainage system for underground water accumulation of a coal mine, which comprises a water collecting tank, float switches, a submersible pump, conductive leads, 9# wiring terminals, a 1# wiring terminal of a switch, a 2# wiring terminal of a switch, a CK coil suction switch and a 36V power output end, wherein two float switches connected in parallel are arranged in the water collecting tank, the negative electrode end of one float switch is connected with the positive electrode end of the 1# wiring terminal of the switch through the conductive leads, the negative electrode end of the other float switch is connected with the positive electrode end of the 2# wiring terminal of the switch through the conductive leads, the negative electrode end of the 1# wiring terminal of the switch is connected with the positive electrode end of the CK coil suction switch through the conductive leads, the negative electrode end of the CK coil suction switch is connected with the positive electrode end of the 36V power output end through the conductive leads, the negative electrode end of the 9# wiring terminal is connected with the positive electrode end of the switch through the conductive leads, and the negative electrode end of the 9# wiring terminal is connected with the positive electrode end of the CK of the switch through the conductive leads in parallel, and the submersible pump is arranged in the water collecting tank.

Preferably, a filter screen frame used for limiting and supporting the submersible pump is arranged at the inner bottom of the water collecting tank.

Preferably, the positive end of the CK coil actuation switch is electrically connected with the positive end of the submersible pump, and the negative end of the CK coil actuation switch is electrically connected with the negative end of the submersible pump.

The beneficial effects of the utility model are as follows:

1. according to the underground water accumulation automatic control drainage system for the coal mine, when the water level of a water accumulation point rises to a set float switch, the internal opening points of the two float switches are closed, and current output by a 36V power supply output end passes through the two float switches through a 9# wiring terminal, passes through a switch 1# wiring terminal and a switch 2# wiring terminal, finally reaches a CK coil suction switch to form a complete conduction circuit, and the submersible pump is started to work for drainage; when the water level is lower than the set float switch, the internal opening point of the float switch is disconnected, the submersible pump stops working, automatic drainage is realized, and the device is suitable for arranging drainage at the underground sporadic drainage places of the coal mine.

2. According to the underground water accumulation automatic control drainage system for the coal mine, two float switches connected in parallel are simultaneously arranged, one float switch is independently controlled by a switch 1# wiring terminal and a switch 2# wiring terminal respectively, so that the two float switches can be alternated during maintenance or operation, and continuous operation is ensured; the two float switches can also work simultaneously, so that the problem that the operation cannot be performed when the single float switch fails is avoided.

Drawings

FIG. 1 is a schematic diagram of an automatic control drainage system for underground ponding of a coal mine.

Reference numerals illustrate: 1-a water collecting tank; 2-a float switch; 3-submersible pump; 4-conductive leads; 5-9# terminal; 6-switching 1# wiring terminals; 7-switch 2# connection terminal; 8-CK coil pull-in switches; and a 9-36V power supply output end.

Detailed Description

One embodiment of the present utility model will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present utility model is not limited by the embodiment.

As shown in fig. 1, the underground water accumulation automatic control drainage system for coal mines provided by the embodiment of the utility model comprises a water collecting tank 1, a float switch 2, a submersible pump 3, conductive leads 4, a 9# wiring terminal 5, a switch 1# wiring terminal 6, a switch 2# wiring terminal 7, a CK coil suction switch 8 and a 36V power output end 9, wherein two float switches 2 connected in parallel are arranged in the water collecting tank 1, the negative end of one float switch 2 is connected with the positive end of the switch 1# wiring terminal 6 through the conductive lead 4, the negative end of the other float switch 2 is connected with the positive end of the switch 2# wiring terminal 7 through the conductive lead 4, the negative end of the switch 1# wiring terminal 6 is connected with the positive end of the CK coil suction switch 8 through the conductive lead 4, the negative end of the CK coil suction switch 8 is connected with the positive end of the 36V power output end 9 through the conductive lead 4, the negative end of the 36V power output end 9 is connected with the positive end of the submersible pump 3 through the conductive lead 4 and the positive end of the switch 2# wiring terminal 3, and the negative end of the submersible pump is connected with the positive end of the switch 2# wiring terminal 3 through the conductive lead 4.

In this embodiment, a filter screen frame for limiting and supporting the submersible pump 3 is arranged at the inner bottom of the water collecting tank 1.

In this embodiment, the positive terminal of the CK coil-engaging switch 8 is electrically connected to the positive terminal of the submersible pump 3, and the negative terminal of the CK coil-engaging switch 8 is electrically connected to the negative terminal of the submersible pump 3.

Working principle: according to the underground water accumulation automatic control drainage system for the coal mine, when the water level of a water accumulation point rises to a set float switch 2, the internal opening points of the two float switches 2 are closed, the current output by a 36V power output end 9 passes through the two float switches 2 through a 9# wiring terminal 5, passes through a 1# wiring terminal 6 and a 2# wiring terminal 7 of a switch, finally reaches a CK coil suction switch 8 to form a complete conduction circuit, and starts a submersible pump 3 to work for drainage; when the water level is lower than the set float switch 2, the internal opening point of the float switch 2 is disconnected, the submersible pump 3 stops working, automatic drainage is realized, and the device is suitable for drainage in arrangement of underground sporadic drainage places of coal mines. According to the underground water accumulation automatic control drainage system for the coal mine, two float switches 2 which are connected in parallel are arranged at the same time, one float switch 2 is independently controlled by a switch 1# wiring terminal 6 and a switch 2# wiring terminal 7 respectively, so that the two float switches 2 can be alternated during maintenance or operation, and continuous operation is ensured; the two float switches 2 can also work simultaneously, so that the problem that operation cannot be performed when single faults occur is avoided.

The foregoing disclosure is merely illustrative of specific embodiments of the utility model, but the embodiments are not limited thereto and variations within the scope of the utility model will be apparent to those skilled in the art.

Claims

1. An automatic control drainage system for underground ponding of a coal mine, which is characterized in that: the intelligent power supply comprises a water collecting tank (1), a float switch (2), a submersible pump (3), a conductive lead (4), a 9# wiring terminal (5), a switch 1# wiring terminal (6), a switch 2# wiring terminal (7), a CK coil sucking switch (8) and a 36V power supply output end (9), wherein two float switches (2) which are connected in parallel are arranged in the water collecting tank (1), the negative electrode end of one float switch (2) is connected with the positive electrode end of the switch 1# wiring terminal (6) through the conductive lead (4), the negative electrode end of the other float switch (2) is connected with the positive electrode end of the switch 2# wiring terminal (7) through the conductive lead (4), the negative electrode end of the switch 1# wiring terminal (6) is connected with the positive electrode end of the CK coil sucking switch (8) through the conductive lead (4), the negative electrode end of the CK coil sucking switch (8) is connected with the positive electrode end of the 36V power supply output end (9) through the conductive lead (4), the negative electrode end of the CK coil sucking switch (8) is connected with the positive electrode end of the float switch 2# wiring terminal (7) through the conductive lead (4), the CK coil suction switch (8) is connected with a submersible pump (3) in parallel through a conductive lead (4), and the submersible pump (3) is arranged in the water collecting tank (1).

2. An automatic control drainage system for underground ponding of coal mine as claimed in claim 1, wherein a filter screen frame for limiting and supporting the submersible pump (3) is arranged at the inner bottom of the water collecting tank (1).

3. The underground water accumulation automatic control drainage system for the coal mine as claimed in claim 1, wherein the positive end of the CK coil attraction switch (8) is electrically connected with the positive end of the submersible pump (3), and the negative end of the CK coil attraction switch (8) is electrically connected with the negative end of the submersible pump (3).