CN221096612U

CN221096612U - Colliery is ponding automatic control drainage device in pit

Info

Publication number: CN221096612U
Application number: CN202323028341.3U
Authority: CN
Inventors: 刘发勇; 包庆林; 田祥贵; 李勇; 吴江燕; 田娅
Original assignee: Guizhou Panjiang Coal Power Group Technology Research Institute Co ltd
Current assignee: Guizhou Panjiang Coal Power Group Technology Research Institute Co ltd
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-06-07
Anticipated expiration: 2033-11-09

Abstract

The utility model discloses an automatic control drainage device for underground ponding of a coal mine, which comprises a mounting frame, wherein a water pump is fixed on the upper end surface of the mounting frame, the upper end of the water pump is connected with a water outlet pipe, the right end of the water pump is connected with one end of a water inlet pipe, the other end of the water inlet pipe is connected to a filter screen, and a buoyancy ring is arranged on the outer side of the filter screen; further comprises: the control box is fixed on the mounting frame, the mounting frame left side is fixed with the fixed plate, be connected with the adjustable shelf on the fixed plate, adjustable shelf and control box interconnect. This colliery ponding automatic control drainage device in pit adopts buoyancy automatic regulating and controlling mechanism, can realize the automatic action of opening and closing of water pump, both can guarantee the timely discharge of ponding in the colliery, can avoid ponding to get rid of the back water pump idle running and damage again, effectively prolongs the life of water pump, and the cooperation has self-cleaning mechanism's filter screen again, can avoid impurity to get into the pipeline and cause the jam, guarantees the normal clear of drainage.

Description

Colliery is ponding automatic control drainage device in pit

Technical Field

The utility model relates to the technical field of underground coal mine drainage systems, in particular to an automatic control drainage device for underground coal mine accumulated water.

Background

In the coal mining process, a plurality of drainage bins are arranged so as to collect and store accumulated water in the coal mine underground, so that the coal mine underground environment is guaranteed, but when the accumulated water in the drainage bins is stored fully, a manual operation starting motor is needed to pump water so as to pump the accumulated water to the ground for discharging, and the plurality of drainage bins in the coal mine all need timing personnel to conduct special inspection and drainage operation, so that the operation is troublesome, the labor intensity of workers is high, and the timely inspection and the timely discharging of the accumulated water are difficult to guarantee by the manual operation.

Disclosure of utility model

The utility model aims to provide an automatic control drainage device for accumulated water in a coal mine, which aims to solve the problems that the accumulated water in the coal mine is inconvenient to drain and the accumulated water is difficult to drain in time in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the automatic control drainage device for the underground accumulated water of the coal mine comprises a mounting frame, wherein a water pump is fixed on the upper end face of the mounting frame, the upper end of the water pump is connected with a water outlet pipe, the right end of the water pump is connected with one end of a water inlet pipe, the other end of the water inlet pipe is connected to a filter screen, and a buoyancy ring is arranged on the outer side of the filter screen;

Further comprises:

The control box is fixed on the mounting frame, the mounting frame left side is fixed with the fixed plate, be connected with the adjustable shelf on the fixed plate, adjustable shelf and control box interconnect.

Preferably, the terminal surface is on same horizontal line under terminal surface and the mounting bracket under the filter screen, and evenly be provided with the through-hole on the filter screen, through the effect of filter screen, can filter the impurity in the ponding, avoid impurity foreign matter to get into and lead to the device to damage.

Preferably, a scraper is fixed on one side of the buoyancy ring, which is close to the filter screen, and the scraper contacts with the filter screen, and residual foreign matters on the surface of the filter screen can be automatically scraped through the action of the scraper, so that the cleanness of the filter screen is ensured.

Preferably, the buoyancy ring is further symmetrically fixed with a vertical rod in a left-right direction, the vertical rod penetrates through the lug plate to slide, and the buoyancy ring can be ensured to do stable linear motion through the sliding guiding function of the vertical rod.

Preferably, an energizing contact switch and a power-off contact switch are fixed in the control box, the energizing contact switch and the power-off contact switch are connected with the water pump through a control circuit, and the on-off action of the water pump can be realized through the actions of the energizing contact switch and the power-off contact switch.

Preferably, the movable frame is in sliding connection with the control box, and the movable frame is also in sliding connection with the fixed plate.

Preferably, the floating ball is fixed on the movable frame, the floating ball is arranged outside the control box, the pressing plate is further fixed on the movable frame and arranged in the control box, and the foundation acting force can be provided for the movement of the movable frame under the action of accumulated water through the action of the floating ball.

Preferably, the pressing plate is contacted with the power-on contact switch to realize the power-on of the water pump, and the pressing plate is contacted with the power-off contact switch to realize the power-off of the water pump, so that the starting and stopping of the water pump can be controlled through the contact of the pressing plate and the power-on contact switch or the power-off contact switch, and the normal operation of the device is ensured.

Compared with the prior art, the utility model has the beneficial effects that: this colliery ponding automatic control drainage device in pit adopts buoyancy automatic regulation and control mechanism, can realize the automatic action of opening and closing of water pump, both can guarantee the timely discharge of ponding in the colliery, can avoid ponding to get rid of the back water pump idle running and damage again after accomplishing, effectively prolongs the life of water pump, and the filter screen that cooperates again has self-cleaning mechanism can avoid impurity to get into the pipeline and cause the jam, guarantees the normal clear of drainage, and its concrete content is as follows:

The automatic control drainage device for the underground accumulated water of the coal mine is provided with a scraping plate; after the drainage is completed, through the gravity action of the buoyancy ring and the vertical rod, the scraping plate can slide on the surface of the filter screen, so that the cleaning action of impurities on the surface of the filter screen is realized, and the influence of the impurities on the normal filtering effect caused by the blockage of the filter screen by the impurities is avoided.

Drawings

FIG. 1 is a schematic view of the overall left-hand perspective structure of the device of the present utility model;

FIG. 2 is a schematic diagram of the overall right-side perspective structure of the device of the present utility model;

FIG. 3 is a schematic diagram of a front perspective view of a filter screen according to the present utility model;

fig. 4 is a schematic cross-sectional perspective view of the control box of the present utility model.

In the figure: 1. a mounting frame; 2. a water pump; 3. a water outlet pipe; 4. a water inlet pipe; 5. a filter screen; 501. ear plates; 6. a buoyancy ring; 601. a scraper; 7. a vertical rod; 8. a control box; 801. energizing a contact switch; 802. a power-off contact switch; 9. a fixing plate; 10. a movable frame; 1001. a floating ball; 1002. and (5) pressing plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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. 1-4, the present utility model provides a technical solution: the utility model provides an colliery is ponding automatic control drainage device in pit, includes mounting bracket 1, and mounting bracket 1 up end is fixed with water pump 2, and water pump 2 upper end is connected with outlet pipe 3, and water pump 2 right-hand member is connected with the one end of inlet tube 4, and the other end of inlet tube 4 is connected on filter screen 5, and the filter screen 5 outside is provided with buoyancy ring 6; further comprises: the control box 8 is fixed on the mounting frame 1, the left side of the mounting frame 1 is fixed with a fixed plate 9, the fixed plate 9 is connected with a movable frame 10, and the movable frame 10 is mutually connected with the control box 8.

An energizing contact switch 801 and a de-energizing contact switch 802 are fixed in the control box 8, and the energizing contact switch 801 and the de-energizing contact switch 802 are connected with the water pump 2 through a control circuit; the movable frame 10 is in sliding connection with the control box 8, and the movable frame 10 is also in sliding connection with the fixed plate 9; a floating ball 1001 is fixed on the movable frame 10, the floating ball 1001 is arranged outside the control box 8, a pressing plate 1002 is also fixed on the movable frame 10, and the pressing plate 1002 is arranged in the control box 8; the pressing plate 1002 is contacted with the electrifying contact switch 801 to realize electrifying of the water pump 2, and the pressing plate 1002 is contacted with the de-electrifying contact switch 802 to realize de-electrifying of the water pump 2;

When the underground water accumulation automatic control drainage device for the coal mine is used, as shown in fig. 1, 2 and 4, the device is firstly installed, power is supplied through an external power supply, a water outlet pipe 3 is connected with a water supply pipeline, in the actual use process, when the water level in a drainage bin rises, a floating ball 1001 can be forced to move upwards through the buoyancy effect of the floating ball 1001, so that a pressing plate 1002 is driven to move, at the moment, the pressing plate 1002 is separated from a power-off contact switch 802, when the pressing plate 1002 is contacted with the power-on contact switch 801, the power-on contact switch 801 is started, at the moment, a water pump 2 is started to realize the drainage effect, and as the water level falls, the pressing plate 1002 is contacted with the power-off contact switch 802 under the gravity effect of the floating ball 1001 and a movable frame 10, so that the power-off contact switch 802 is started, the power-off operation of the water pump 2 is stopped, and the automatic drainage effect can be realized according to the principle;

The lower end surface of the filter screen 5 and the lower end surface of the mounting frame 1 are on the same horizontal line, and through holes are uniformly formed in the filter screen 5; a scraper 601 is fixed on one side of the buoyancy ring 6, which is close to the filter screen 5, and the scraper 601 is in contact with the filter screen 5; the buoyancy ring 6 is also symmetrically fixed with a vertical rod 7 left and right, and the vertical rod 7 penetrates through the lug plate 501 to slide;

In the drainage process, as shown in fig. 1-3, foreign matters in the accumulated water can be filtered through the filter screen 5, the foreign matters are prevented from entering and damaging the device, the buoyancy ring 6 is positioned at the upper end of the filter screen 5 under the action of buoyancy at the moment, along with the falling of the water level, the buoyancy ring 6 can move downwards under the action of gravity of the buoyancy ring 6 and the vertical rod 7, so that the scraper 601 is driven to move, the residual foreign matters on the surface of the filter screen 5 can be cleaned by matching with the sliding action between the scraper 601 and the filter screen 5, the cleanness of the filter screen 5 is ensured, the blockage of the foreign matters is avoided, and the filtering effect of the subsequent filter screen 5 is ensured, namely the working principle of the underground accumulated water automatic control drainage device for the coal mine.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a colliery is ponding automatic control drainage device in pit, includes mounting bracket (1), mounting bracket (1) up end is fixed with water pump (2), water pump (2) upper end is connected with outlet pipe (3), water pump (2) right-hand member is connected with the one end of inlet tube (4), the other end of inlet tube (4) is connected on filter screen (5), the filter screen (5) outside is provided with buoyancy ring (6);

Characterized by further comprising:

The control box (8) is fixed on the mounting frame (1), the left side of the mounting frame (1) is fixed with a fixed plate (9), the fixed plate (9) is connected with a movable frame (10), and the movable frame (10) is mutually connected with the control box (8).

2. The automatic control drainage device for coal mine underground ponding according to claim 1, wherein: the lower end face of the filter screen (5) and the lower end face of the mounting frame (1) are on the same horizontal line, and through holes are uniformly formed in the filter screen (5).

3. The automatic control drainage device for coal mine underground ponding according to claim 1, wherein: a scraper (601) is fixed on one side, close to the filter screen (5), of the buoyancy ring (6), and the scraper (601) is in contact with the filter screen (5).

4. A coal mine downhole water logging automatic control drainage device as claimed in claim 3, wherein: the buoyancy ring (6) is also symmetrically fixed with a vertical rod (7) left and right, and the vertical rod (7) penetrates through the lug plate (501) to slide.

5. The automatic control drainage device for coal mine underground ponding according to claim 1, wherein: an energizing contact switch (801) and a de-energizing contact switch (802) are fixed in the control box (8), and the energizing contact switch (801) and the de-energizing contact switch (802) are connected with the water pump (2) through a control circuit.

6. The automatic control drainage device for coal mine underground ponding according to claim 1, wherein: the movable frame (10) is in sliding connection with the control box (8), and the movable frame (10) is also in sliding connection with the fixed plate (9).

7. The automatic control drainage device for coal mine underground ponding according to claim 1, wherein: the movable frame (10) is fixedly provided with a floating ball (1001), the floating ball (1001) is arranged outside the control box (8), the movable frame (10) is fixedly provided with a pressing plate (1002), and the pressing plate (1002) is arranged in the control box (8).

8. The automatic control drainage device for coal mine underground ponding of claim 7, wherein: the pressing plate (1002) is in contact with the power-on contact switch (801) to enable the water pump (2) to be powered on, and the pressing plate (1002) is in contact with the power-off contact switch (802) to enable the water pump (2) to be powered off.