CN113998820A

CN113998820A - Water treatment integrated machine equipment for coal mine

Info

Publication number: CN113998820A
Application number: CN202111252387.6A
Authority: CN
Inventors: 彭培柱; 赖何源; 周琨; 杜剑; 茹悦
Original assignee: Shaanxi Xunyi Qinggangping Mining Co Ltd
Current assignee: Shaanxi Xunyi Qinggangping Mining Co Ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-02-01
Anticipated expiration: 2041-10-27
Also published as: CN113998820B

Abstract

The invention discloses water treatment integrated machine equipment for a coal mine, which comprises a settling tank, a fiber ball filter, a security filter and a dosing filter box, wherein the settling tank is connected with the fiber ball filter; a water inlet at the lower part of each settling tank is connected with a water pump of a mine sump or a drainage gateway through a pipeline and takes water from the water pump, and each settling tank comprises a plurality of layers of filter screens which are overlapped up and down; a water inlet at the upper part of the fiber ball filter is communicated with a water outlet at the upper part of the settling tank, and each fiber ball filter comprises a plurality of layers of fiber ball filter plates which are stacked up and down; the safety filter is connected with a water outlet at the lower part of the fiber ball filter, and a filter core is arranged in the safety filter; the water inlet of each dosing filter box is communicated with the water outlet of the security filter, each dosing filter box comprises a plurality of filter layers which are arranged in parallel from left to right, and the filter functions of the filter layers are different; the water treatment integrated machine equipment can comprehensively treat underground wastewater conveyed by a water pump of a mine sump or a drainage gateway. Therefore, the device has better purification treatment capacity.

Description

Water treatment integrated machine equipment for coal mine

Technical Field

The invention relates to the field of mine sewage treatment, in particular to water treatment integrated machine equipment for a coal mine.

Background

With increasingly strict environmental protection requirements of China, treatment facilities of water treatment plants cannot completely meet the environmental protection discharge requirements, and the development of local environmental protection is difficult to achieve. Particularly in a natural protection area, the quality of the water of a mine needs to be further improved to create conditions for environmental protection, so that the quality of the effluent reaches the environmental quality standard of surface water.

The treatment of the coal mine wastewater in the prior art generally comprises two processes of precipitation and filtration, and the treatment of the wastewater through precipitation and filtration is difficult to ensure that fluoride ions, ammonia nitrogen, hexavalent chromium, borate and the like contained in the wastewater are removed. In addition, large-scale sewage treatment equipment is difficult to arrange due to the limitation of mine environmental space and the like, so that large-scale water purification is difficult to realize. Various bacteria, viruses, parasites, algae and other pathogens can exist in the sewage generated by the coal mine, and the treatment process is complicated.

Most of the existing water treatment equipment carries out sewage treatment by combining a plurality of pieces of equipment, but the combination of the plurality of pieces of equipment is easily influenced by the treatment capacity, the treatment speed and the service life of different pieces of equipment, flexible arrangement cannot be realized, and the treatment effect is not ideal.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide water treatment integrated machine equipment for a coal mine, which can realize filtration, disinfection and killing of coal mine sewage by using the integrated machine equipment, is more suitable for mines and is convenient for flexibly treating the sewage.

In order to achieve the purpose, the invention provides water treatment integrated machine equipment for a coal mine, which comprises a plurality of settling tanks, a plurality of fiber ball filters, a security filter and a plurality of dosing filter boxes, wherein the settling tanks are arranged on the upper part of the water treatment integrated machine equipment; the water inlets at the lower parts of the plurality of settling tanks are connected with a water pump of a mine sump or a drainage gateway through pipelines and take water from the water pumps, and each settling tank comprises a plurality of layers of filter screens which are overlapped up and down; the water inlets at the upper parts of the plurality of fiber ball filters are communicated with the water outlets at the upper parts of the plurality of settling tanks, and each fiber ball filter comprises a plurality of layers of fiber ball filter plates which are stacked up and down; the security filter is connected with the water outlets at the lower parts of the plurality of fiber ball filters, and a filter core is arranged in the security filter; the water inlets of the plurality of dosing filter boxes are communicated with the water outlet of the security filter, each dosing filter box comprises a plurality of filter layers which are arranged in parallel from left to right, and the filter functions of the filter layers are different; the water treatment integrated machine equipment can comprehensively treat underground wastewater conveyed by a water pump of a mine sump or a drainage gateway.

In a preferred embodiment, the mesh aperture of the multi-layer filter screen in each settling tank gradually becomes smaller from bottom to top.

In a preferred embodiment, each fiber ball filter comprises a tank body, a water collecting mechanism, a backwashing mechanism and a backwashing flushing port; the upper part of the tank body is provided with a water inlet, the lower part of the tank body is provided with a water outlet, and the plurality of layers of fiber ball filter plates are vertically stacked in the tank body; the water collecting mechanism is arranged at the upper part inside the tank body; the back washing mechanism is used for back washing the multi-layer fiber ball filtering plate from bottom to top; the back flushing port is used for discharging waste water generated after back flushing the multilayer fiber ball filter plate.

In a preferred embodiment, a plurality of fiber ball filters are connected in parallel.

In a preferred embodiment, a plurality of fiber ball filters are connected in series.

In a preferred embodiment, the filter element in the cartridge filter comprises PP cotton, fine quartz sand or activated carbon particles.

In a preferred embodiment, the plurality of filter layers of each dosing filter tank comprise a fluorine-removing filter layer, a boron-removing filter layer, a chromium-removing filter layer and an ammonia nitrogen-removing filter layer which are sequentially arranged from the water inlet to the water outlet, and each dosing filter tank further comprises a plurality of layered partition plates which are parallel to each other and are vertically arranged in the dosing filter tank with the plurality of filter layers, and the plurality of layered partition plates divide the dosing filter tank into a plurality of dosing filter spaces.

In a preferred embodiment, each dosing filtering space is simultaneously communicated with the water inlet and the water outlet of the dosing filtering tank respectively.

In a preferred embodiment, the integrated water treatment device for the coal mine further comprises a water pump which is arranged at the water inlet of the settling tank and between the water outlet of the settling tank and the water outlet of the fiber ball filter.

In a preferred embodiment, the integrated water treatment equipment for coal mines further comprises a bracket base which is used for installing and supporting the settling tank, the fiber ball filter, the security filter and the dosing filter box.

Compared with the prior art, the water treatment integrated machine equipment for the coal mine has the following beneficial effects: through the mutual cooperation of parts such as setting up water pump, gunbarrel, fibre ball filter, safety filter and adding medicine rose box, realized sewage treatment's integration setting, integrated filtration equipment realizes deposiing, filters, removes fluorine, chromium plasma, disinfection's function. The water flow direction in the sedimentation tank is from bottom to top, and a filter screen is arranged, so that the sewage sedimentation efficiency is ensured; the fiber ball filter is convenient to control the filtration grade of purification, and the operation of equipment is ensured by backwashing. The water treatment all-in-one machine is convenient to move after being integrated, so that flexible movement is realized in a coal mine, and the purification capacity can be improved by arranging a plurality of groups of devices as required. The equipment has simple structure, convenient manufacture, disassembly and maintenance and low cost for purifying sewage.

Drawings

FIG. 1 is a schematic structural diagram of an all-in-one water treatment device according to an embodiment of the invention;

FIG. 2 is a schematic structural view of a fiber ball filter according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a medicated filter tank according to an embodiment of the present invention;

FIG. 4 is a schematic view of a settling tank coupled to a fiber ball filter according to an embodiment of the present invention;

FIG. 5 is a schematic view of a settling tank coupled to a fiber ball filter according to another embodiment of the present invention;

fig. 6 is a schematic view of a settling tank coupled to a fiber ball filter according to yet another embodiment of the present invention.

Description of the main reference numerals:

1-a water pump, 2-a settling tank, 3-a fiber ball filter, 4-a security filter, 5-a dosing filter box, 6-a bracket base, 7-a tank body, 8-a water collecting mechanism, 9-a fiber ball filter plate, 10-a backwashing mechanism, 11-a fluorine removal filter layer, 12-a boron removal filter layer, 13-a chromium removal filter layer, 14-an ammonia nitrogen removal filter layer and 15-a layered partition plate.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in FIG. 1, the water treatment all-in-one machine for coal mines according to the preferred embodiment of the invention mainly comprises a water pump 1, a settling tank 2, a fiber ball filter 3, a cartridge filter 4, a dosing filter box 5 and the like. Water pump 1 sets up and accelerates sewage flow and provides power, and the sewage in the gunbarrel 2 deposits and can be followed the blowoff valve discharge mud that sets up in the 2 lower parts of gunbarrel under the filter screen effect, and fiber ball filter can be fine filtration sewage, and security filter 4 cooperates fiber ball filter work. The medicine adding filter box 5 can remove harmful ions and can sterilize through ultraviolet rays. The water pump is connected with a mine sump or a drainage crossheading through a water pump and takes water from the sump, the water pump 1 is connected with the lower part of the settling tank 2, a plurality of layers of filter screens are arranged in the settling tank 2, and the upper part of the settling tank 2 is provided with a pipeline which is connected with the water inlet end of the fiber ball filter 3, so that the water on the upper part of the settling tank can be directly input into the fiber ball filter 3. The water outlet end of the fiber ball filter 3 is connected with the cartridge filter 4, the water outlet end of the cartridge filter 4 is connected with the inlet at the upper part of the dosing filter tank 2, a defluorination filter layer 11, a boron removal filter layer 12, a chromium removal filter layer 13 and an ammonia nitrogen removal filter layer 14 are sequentially arranged in the dosing filter tank 5 from the water inlet to the water outlet, and all the filter layers can be detached and replaced.

As shown in fig. 2, in some embodiments, the fiber ball filter 3 mainly comprises a tank 7, a water collecting mechanism 8, a fiber ball filtering plate 9, a backwashing mechanism 10, and the like. The backwashing mechanism 10 includes a reverse circulation water pump, a pipeline, and the like. The tank body 7 and the sedimentation tank 2 are arranged in parallel, and the water collecting mechanism 8 is arranged at the upper part of the tank body 7. Water enters the water collecting mechanism 8 after entering the fiber ball filter 9 from the settling tank 2, and then enters the fiber ball filter plate 9 after being uniformly dispersed. The reverse circulation water pump of the back washing mechanism 10 can realize the reverse flow of water in the tank body 7 to complete the washing, and the washed waste water is discharged from the back washing water port. The filter pore size of the multiple layers of fiber ball filter plates 9 stacked from top to bottom in the fiber ball filter 3 may be set to gradually decrease from top to bottom, but the invention is not limited thereto.

In some embodiments, the backwashing process of the fiber ball filter 3 can also be performed simultaneously with the dredging process of the settling tank 2, and the backwashing wastewater of the backwashing mechanism 10 flows back to the settling tank 2 through a pipeline, and flows out from the dredging port after just flushing the multiple layers of filter screens in the settling tank 2.

As shown in fig. 4 to 6, in some embodiments, the apparatus may use a single fiber ball filter 3, or may use two fiber ball filters 3, and the fiber ball filters work in parallel or in series to ensure the capability of the entire apparatus to treat sewage. The arrangement position of the fiber ball filter can be designed according to the environmental size. Referring to fig. 4 to 6, as shown in fig. 4, the embodiment shows that two settling tanks 2 are connected in parallel and then connected in series with two parallel fiber ball filters 3. As shown in fig. 5, this embodiment illustrates two settling tanks 2 connected in series and then connected in series with two fiber ball filters 3 connected in series. As shown in fig. 6, this embodiment illustrates two settling tanks 2 connected in series and then connected in series with two parallel fiber ball filters 3. The embodiments of fig. 4 to 6 are only exemplary, but the invention is not limited thereto, and the specific connection manner and the number of the settling tanks 2 and the bead filters 3 can be adjusted according to actual needs.

In some embodiments, the settling tank 2 achieves particle settling and primary filtration under the action of a screen. The bottom of the settling tank 2 can be also provided with a blow-down valve, so that the sludge can be quickly treated and discharged when sundries such as sludge are accumulated at the bottom of the settling tank. The filter screens in the settling tank 2 are sequentially reduced from bottom to top, and water flows downwards after the drain valve is opened, so that the back washing of the filter screens can be realized. The dredging process can be carried out in the settling tank 2 independently or in cooperation with the back washing program of the back washing mechanism 10 of the fiber ball filter 3.

In some embodiments, the flow in the settling tank 2 is bottom to top, while the flow in the fiber ball filter 3 is in the direction of top to bottom. When two or more fiber ball filters are connected in series, the filtering accuracy of the fiber ball filter 3 is sequentially improved. When two or more than two fiber ball filters are connected in parallel, the sewage passing through the filters is converged into the same pipeline and passes through the security filter 4.

In some embodiments, a water pump 1 can be further arranged on a pipeline between the settling tank 2 and the fiber ball filter 3 to increase the water pressure and increase the treatment speed.

In some embodiments, the cartridge filter 4 includes a stainless steel housing and a filter element, and the filter element can be made of PP cotton, fine quartz sand and activated carbon particles according to the type of sewage impurities, so as to ensure the accuracy of the post-treatment water outlet and remove micro suspended matters, bacteria, impurities and the like in the water.

As shown in fig. 3, in some embodiments, the fluorine removal filter layer 11, the boron removal filter layer 12, the chromium removal filter layer 13, and the ammonia nitrogen removal filter layer 14 in the drug adding filter tank 5 may be arranged in 1 layer or more layers, respectively. An ultraviolet irradiation device is also arranged in the dosing filter box 5 to remove and kill various bacteria, viruses, parasites, algae and the like in water. Add medicine rose box 5 and can set up layering baffle 15 in inside, layering baffle 15 can be with adding medicine rose box 5 in the division a plurality of filtration space of parallel from top to bottom, the filter space in the medicine rose box is got into in the water pipe layering to the filtration sewage that the filter layer can be even about guaranteeing realizes abundant filtration, improves filtration efficiency and filter effect. The ultraviolet irradiation device in the dosing filter box 5 can be arranged around the dosing box, so that each layer can be irradiated, and comprehensive disinfection and sterilization can be realized.

Referring to fig. 1, in some embodiments, the settling tank 2, the fiber ball filter 3, the cartridge filter 4, and the medicated filter box 5 are arranged in parallel on a base frame 6. A running mechanism is arranged below the base bracket 6. The equipment can be pulled to move when needed, and the flexibility of the equipment is improved. The cooperation of a plurality of devices can be ensured.

In conclusion, the water treatment integrated machine equipment for the coal mine has the following advantages: through the mutual cooperation of parts such as setting up water pump, gunbarrel, fibre ball filter, safety filter and adding medicine rose box, realized sewage treatment's integration setting, integrated filtration equipment realizes deposiing, filters, removes fluorine, chromium plasma, disinfection's function. The water flow direction in the sedimentation tank is from bottom to top, and a filter screen is arranged, so that the sewage sedimentation efficiency is ensured; the fiber ball filter is convenient to control the filtration grade of purification, and the operation of equipment is ensured by backwashing. The water treatment all-in-one machine is convenient to move after being integrated, so that flexible movement is realized in a coal mine, and the purification capacity can be improved by arranging a plurality of groups of devices as required. The equipment has simple structure, convenient manufacture, disassembly and maintenance and low cost for purifying sewage.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A water treatment all-in-one machine equipment for colliery, its characterized in that includes:

a plurality of settling tanks, wherein water inlets at the lower parts of the settling tanks are connected with a water pump of a mine sump or a drainage gateway through pipelines and take water from the water pump, and each settling tank comprises a plurality of layers of filter screens which are overlapped up and down;

the water inlets at the upper parts of the fiber ball filters are communicated with the water outlets at the upper parts of the sedimentation tanks, and each fiber ball filter comprises a plurality of layers of fiber ball filter plates which are stacked up and down;

the cartridge filter is connected with the water outlets at the lower parts of the plurality of fiber ball filters, and a filter core is arranged in the cartridge filter; and

the water inlets of the plurality of dosing filter boxes are communicated with the water outlets of the security filters, each dosing filter box comprises a plurality of filter layers which are arranged in parallel from left to right, and the filter functions of the filter layers are different;

the water treatment all-in-one machine equipment can comprehensively treat underground wastewater conveyed by a water pump of a mine sump or a drainage gateway.

2. The integrated water treatment device for coal mines according to claim 1, wherein the mesh openings of the multi-layer filter screen in each settling tank gradually decrease from bottom to top.

3. An integrated water treatment machine apparatus for a coal mine as claimed in claim 1 wherein each of said fiber ball filters includes:

the upper part of the tank body is provided with a water inlet, the lower part of the tank body is provided with a water outlet, and the multilayer fiber ball filter plates are vertically stacked in the tank body;

a water collecting mechanism which is arranged at the upper part of the inner part of the tank body;

the backwashing mechanism is used for backwashing the multi-layer fiber ball filtering plates from bottom to top; and

and the backwashing flushing port is used for discharging wastewater generated after backwashing the multilayer fiber ball filter plate.

4. An all-in-one water treatment machine for coal mines as set forth in claim 1 wherein the plurality of fiber ball filters are connected in parallel.

5. An all-in-one water treatment machine for coal mines as set forth in claim 1 wherein the plurality of fiber ball filters are connected in series.

6. An all-in-one water treatment device for a coal mine as claimed in claim 1, wherein the filter element in the cartridge filter comprises PP cotton, fine quartz sand or activated carbon particles.

7. The integrated water treatment machine for coal mines according to claim 1, wherein the plurality of filter layers of each of the dosing filter tanks include a fluorine removal filter layer, a boron removal filter layer, a chromium removal filter layer and an ammonia nitrogen removal filter layer which are sequentially arranged from a water inlet to a water outlet, and each of the dosing filter tanks further includes a plurality of layered partitions therein, which are parallel to each other and vertically disposed in the dosing filter tank with the plurality of filter layers, and which divide the inside of the dosing filter tank into a plurality of dosing filter spaces.

8. The integrated water treatment machine for coal mines according to claim 7, wherein each of the medicated filter spaces is simultaneously in communication with the water inlet and the water outlet of the medicated filter tank, respectively.

9. The integrated water treatment machine for coal mines according to claim 1, further comprising a water pump disposed at the water inlet of the settling tank and between the water outlet of the settling tank and the water outlet of the fiber ball filter.

10. The integrated water treatment machine for coal mines according to claim 1, further comprising a support base for mounting and supporting the settling tank, the fiber ball filter, the cartridge filter and the medicated filter tank.