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CN-224228633-U - Coal water metering and separating device

CN224228633UCN 224228633 UCN224228633 UCN 224228633UCN-224228633-U

Abstract

The utility model belongs to the technical field of coal mining and mine water treatment, and discloses a coal water metering and separating device, a through-layer drilling hydraulic punching device, a coal water collecting unit, a coal water separating unit, a coal water metering unit and a circulating water treatment unit, wherein the coal water collecting unit comprises an anti-spraying box which is connected with the through-layer drilling hydraulic punching device, the coal water separating unit comprises a crushing device, a coal water storage box and a solid-liquid separation vibrating screen, the crushing device is connected with the anti-spraying box, the coal water metering unit comprises a metering pipeline, the scheme realizes the efficient recovery of coal powder, the accurate metering of a coal water mixture and the cyclic utilization of water resources by integrating the functions of coal water collection, separation, metering and cyclic treatment, improves the recovery rate of the coal powder, reduces the loss of the coal powder, optimizes the coal water separation effect, reduces the water resource consumption, improves the economical efficiency and the environmental protection performance of hydraulic punching operation, and is beneficial to improving the production efficiency and the resource utilization rate of a coal mine.

Inventors

  • HU SHIXIONG
  • Shui Guotao

Assignees

  • 陕西长武亭南煤业有限责任公司

Dates

Publication Date
20260512
Application Date
20250418

Claims (5)

  1. 1. The coal water metering and separating device is characterized by comprising: A hydraulic punching device for layer-penetrating drilling; the coal water collecting unit (1), the coal water collecting unit (1) comprises a blowout prevention box, and the blowout prevention box is connected with a penetrating drilling hydraulic punching device; The coal-water separation unit (2) comprises a crushing device, a coal-water storage tank and a solid-liquid separation vibrating screen, wherein the crushing device is connected with the blowout prevention tank; A coal water metering unit (3), wherein the coal water metering unit (3) comprises a metering pipeline, and the metering pipeline and a coal water storage tank; The circulating water treatment unit (4), the circulating water treatment unit (4) comprises a filter press and a punching pump, the filter press is connected with the solid-liquid separation screen, and the punching pump is connected with the penetrating layer drilling hydraulic punching device.
  2. 2. The coal water metering and separating device according to claim 1, wherein the blowout prevention box comprises a shell (11), a feeding pipeline (12) and a discharging pipeline (13) which are communicated with the inner cavity are conveniently connected to two ends of the shell (11), and a plurality of discharging pipelines (13) which are communicated with the inner cavity are connected to the top end of the shell (1).
  3. 3. The coal water metering and separating device according to claim 2, wherein the inner cavities of the feeding pipeline (12) and the discharging pipeline (13) are of conical structures, and a plurality of first buffer plates (15) and a plurality of second buffer plates (16) which are obliquely arranged and staggered are respectively connected to the inner walls of the housing (11) and the discharging pipeline (13).
  4. 4. The coal water metering and separating device of claim 1, wherein the crushing device is positioned at the upstream of the coal water storage tank, a slurry pump is connected in the coal water storage tank, the solid-liquid separation vibrating screen is connected with the slurry pump through a pipeline, and a weighing sensor and a flow sensor are respectively connected to the metering pipeline.
  5. 5. The coal water metering and separating device as claimed in claim 1, wherein the circulating water treatment unit (4) further comprises a water accumulation sedimentation tank, the water accumulation sedimentation tank is connected with the filter press through a pipeline, a clean water pump is connected inside the water accumulation sedimentation tank, and the clean water pump is connected with the punching pump.

Description

Coal water metering and separating device Technical Field The utility model relates to the technical field of coal mining and mine water treatment, in particular to a coal water metering and separating device. Background The hydraulic punching is a technology widely applied to coal mine gas extraction and coal seam permeability improvement, and the principle is that the coal seam is flushed through high-pressure water jet flow, so that the coal body is broken and a punching channel is formed, coal dust can form a coal-water mixture along with water flow in the hydraulic punching process, and the treatment of the mixture is critical to coal mine production safety, coal dust recycling and water resource circulation. The traditional coal-water mixture treatment mode often has the following problems: 1. the coal dust recovery rate is low, the conventional sedimentation method is easy to cause coal dust loss, and fine particle coal dust cannot be effectively separated; 2. the waste of water resources is serious, namely, the wastewater after the separation of coal and water can not be recycled, so that the water resources are excessively consumed; 3. the existing coal-water mixture metering method often lacks real-time performance, cannot accurately measure the coal dust content and water flow, and influences the evaluation of punching effects. Disclosure of utility model The utility model aims to provide the coal water metering and separating device so as to solve the problems in the background art, and the scheme realizes the efficient recovery of coal dust, the accurate metering of a coal water mixture and the recycling of water resources by integrating the functions of coal water collection, separation, metering and recycling, improves the recovery rate of the coal dust, reduces the loss of the coal dust, optimizes the coal water separation effect, reduces the water resource consumption, improves the economical efficiency and the environmental protection of hydraulic punching operation, and is beneficial to improving the production efficiency and the resource utilization rate of a coal mine. In order to achieve the above purpose, the present utility model provides the following technical solutions: The coal water metering and separating device comprises a layer penetrating drilling hydraulic punching device, a coal water collecting unit, a coal water separating unit, a coal water metering unit and a circulating water treatment unit, wherein the coal water collecting unit comprises a blowout prevention box, the blowout prevention box is connected with the layer penetrating drilling hydraulic punching device, the coal water separating unit comprises a crushing device, a coal water storage box and a solid-liquid separation vibrating screen, the crushing device is connected with the blowout prevention box, the coal water metering unit comprises a metering pipeline, the metering pipeline is connected with the coal water storage box, the circulating water treatment unit comprises a filter press and a punching pump, the filter press is connected with the solid-liquid separation screen, and the punching pump is connected with the layer penetrating drilling hydraulic punching device. Preferably, the blowout prevention box comprises a shell, two ends of the shell are conveniently connected with a feeding pipeline and a discharging pipeline which are communicated with the inner cavity, and the top end of the shell is connected with a plurality of discharging pipelines which are communicated with the inner cavity. Preferably, the inner cavities of the feeding pipeline and the discharging pipeline are both arranged to be conical structures, and the inner walls of the outer shell and the discharging pipeline are respectively connected with a plurality of first buffer plates and a plurality of second buffer plates which are obliquely arranged and staggered. Preferably, the crushing device is positioned at the upstream of the coal water storage tank, a slurry pump is connected in the coal water storage tank, the solid-liquid separation vibrating screen is connected with the slurry pump through a pipeline, and the metering pipeline is connected with a weighing sensor and a flow sensor respectively. Preferably, the circulating water treatment unit further comprises a water accumulation sedimentation tank, the water accumulation sedimentation tank is connected with the filter press through a pipeline, the water accumulation sedimentation tank is internally connected with a clean water pump, and the clean water pump is connected with the punching pump. The application method of the coal water metering and separating device comprises the following steps: S1, collecting a coal water mixture subjected to hydraulic punching through a coal water collecting unit; S2, separating the coal-water mixture through a coal-water separation unit; s3, metering pulverized coal and water through a coal water metering unit; s4, treating the separa