CN218516232U - Underground water supply pipeline filtering and backwashing device - Google Patents
Underground water supply pipeline filtering and backwashing device Download PDFInfo
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- CN218516232U CN218516232U CN202221915163.9U CN202221915163U CN218516232U CN 218516232 U CN218516232 U CN 218516232U CN 202221915163 U CN202221915163 U CN 202221915163U CN 218516232 U CN218516232 U CN 218516232U
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- filter screen
- outlet pipe
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Abstract
The utility model relates to a colliery is water filtration equipment field in pit specifically is a water supply channel filters anti-washing unit in pit, including inlet tube, filter, outlet pipe, the filter has water inlet and delivery port, be provided with first gate valve on the inlet tube, be provided with the second gate valve on the outlet pipe, the water inlet butt joint of filter is on the inlet tube, and the delivery port butt joint of filter is on the outlet pipe, be provided with the filter screen in the filter, the filter screen can wrap up the delivery port of filter, be provided with the blowoff valve on the filter. The utility model discloses simple structure, simple to operate can use in a flexible way on middle-size and small-size supply pipeline, and the back flush can effectively clear up impurity in the filter fast, and the mediation is effectual, has greatly improved the required quality of water problem of spraying, improves the spray atomization effect, reduces the nozzle and changes the frequency. Can dismantle the filter screen structure, conveniently change and clear up the filter screen.
Description
Technical Field
The utility model relates to a colliery is water filtration equipment field in pit specifically is a water supply pipe filters back washing unit in pit.
Background
The water is needed by various underground running equipment and various operation places, particularly, the water quality requirement of spray and dust-fall spray in roadways installed on various equipment is high, according to the requirement of coal mine safety production standardization, at least 2 air current purification water curtains are arranged on an air return way of a mining working surface, the purification water curtains and spray devices in other places meet the AQ1020 specification, according to the field use condition, the phenomena of blockage of nozzles of the purification water curtains, non-atomization or poor atomization effect of spray heads and the like frequently occur, the main reason is that a large amount of iron rust slag can be generated in the pipelines of a static pressure water supply pipeline which is used for a long time, so that the spray nozzles are blocked, the use effect is poor, the overhaul and the replacement are frequent, special persons need to be assigned for maintenance every shift, the frequent nozzle replacement and the consumption are high, and the time and labor are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a large amount of iron rust dregs lead to the problem that the atomising nozzle blockked up easily in improving the static pressure supply channel, provide a supply channel filters back washing unit in pit.
The utility model discloses a through following technical scheme: the underground water supply pipeline filtering and backwashing device comprises a water inlet pipe, a filter and a water outlet pipe,
the filter is provided with a water inlet and a water outlet, a first gate valve is arranged on the water inlet pipe, a second gate valve is arranged on the water outlet pipe, the water inlet of the filter is connected to the water inlet pipe in a butt joint mode, the water outlet of the filter is connected to the water outlet pipe in a butt joint mode, a filter screen is arranged in the filter and can wrap the water outlet of the filter, and a drain valve is arranged on the filter;
a backflushing pipeline is arranged between the water inlet pipe and the water outlet pipe in parallel, a water inlet of the backflushing pipeline is located between a water inlet of the water inlet pipe and the first gate valve, a water outlet of the backflushing pipeline is located between a water inlet of the water outlet pipe and the second gate valve, and a third gate valve is arranged on the backflushing pipeline.
As the utility model discloses technical scheme's further improvement, the filter screen is the tubbiness structure.
As a technical scheme of the utility model further improve, be provided with first flange on the delivery port outer wall of filter, be provided with the second flange on the water inlet outer wall of outlet pipe, filter screen edge demountable installation is on the centre bore of second flange, and passes through bolted connection between first flange and the second flange.
As the utility model discloses technical scheme's further improvement, loop through the flange between inlet tube, filter, the outlet pipe and be connected.
As a further improvement of the technical scheme of the utility model, there is the interval between the water inlet of filter screen and filter.
As a further improvement of the technical scheme of the utility model, have the interval between the inner wall of filter screen and filter.
Supply channel filters anti-washing unit in pit, simple structure, simple to operate can use in a flexible way on middle-size and small-size supply channel, and the back flush can effectively clear up impurity in the filter fast, and the mediation is effectual, has greatly improved the required quality of water problem of spraying, improves the spray atomization effect, reduces the nozzle and changes the frequency. Can dismantle the filter screen structure, conveniently change and clear up the filter screen. Meanwhile, the investment of manpower and material resources for underground water supply is reduced. The utility model is suitable for an industrial water filters, coal washery, colliery underground water matter filters and all liquid filterable occasions, and need not often to change the filter screen.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the filtration state of the underground water supply pipeline filtration and backwashing device of the utility model.
FIG. 2 is a schematic view of the back-washing state of the down-hole water supply pipeline filtering back-washing device of the present invention.
In the figure: 1-water inlet pipe, 101-first gate valve, 2-filter, 201-filter screen, 202-blowoff valve, 203-first flange, 3-water outlet pipe, 301-second gate valve, 302-second flange, 4-backflushing pipeline, 401-third gate valve, 5-static pressure pipeline.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in figures 1 and 2, the utility model provides a specific embodiment of a filtering and backwashing device for a downhole water supply pipeline, which comprises a water inlet pipe 1, a filter 2 and a water outlet pipe 3,
the filter 2 is provided with a water inlet and a water outlet, a first gate valve 101 is arranged on the water inlet pipe 1, a second gate valve 301 is arranged on the water outlet pipe 3, the water inlet of the filter 2 is connected to the water inlet pipe 1 in a butt joint mode, the water outlet of the filter 2 is connected to the water outlet pipe 3 in a butt joint mode, a filter screen 201 is arranged in the filter 2, the filter screen 201 can cover the water outlet of the filter 2, and a drain valve 202 is arranged on the filter 2;
parallelly connected between inlet tube 1 and the outlet pipe 3 is provided with recoil pipeline 4, the water inlet of recoil pipeline 4 is located between the water inlet of inlet tube 1 and first gate valve 101, the delivery port of recoil pipeline 4 is located between the water inlet of outlet pipe 3 and second gate valve 301, be provided with third gate valve 401 on the recoil pipeline 4.
Taking the underground static pressure pipeline 5 as an example, the water inlet pipe 1, the filter 2 and the water outlet pipe 3 of the embodiment are installed on the static pressure pipeline 5 in series.
When normally supplying water, as shown in fig. 1, the third gate valve 401 and the blowoff valve 202 are closed, the first gate valve 101 and the second gate valve 301 are opened, water sequentially passes through the water inlet pipe 1, the filter 2 and the water outlet pipe 3, the filter screen 201 in the filter 2 filters impurities in the water in the static pressure pipeline 5, particle impurities in the water are attached to one side of the filter screen 201 close to the water inlet pipe 1, and the impurities in the water are filtered in real time.
When the filter 2 is backwashed, as shown in fig. 2, the third gate valve 401 and the blowoff valve 202 are opened, the first gate valve 101 and the second gate valve 301 are closed, water passes through the water inlet pipe 1, the backflushing pipeline 4, the water outlet pipe 3, the filter 2 and the blowoff valve 202 in sequence, during the backwashing process, the water washes the filter screen 201 from one side of the filter screen 201 close to the water outlet pipe 3, particulate impurities on the filter screen 201 are washed away, and sewage with the particulate impurities is discharged through the blowoff valve 202, so that the backwashing process is completed. The filtering and backwashing device provided by the embodiment can directly clean the filter screen 201 without disassembling the whole device, and solves the problems of filtering and backwashing of the underground water supply pipeline.
As shown in fig. 1 and 2, the present embodiment provides a structure of a filter screen 201, which specifically includes: the filter screen 201 is a barrel structure. The filter screen 201 structure that this embodiment provided has increased the filter area of water in filter 2, has promoted filtration efficiency.
The embodiment further provides a specific embodiment of the filter 2, a first flange 203 is arranged on the outer wall of the water outlet of the filter 2, a second flange 302 is arranged on the outer wall of the water inlet of the water outlet pipe 3, the edge of the filter screen 201 is detachably mounted on the central hole of the second flange 302, and the first flange 203 is connected with the second flange 302 through bolts. In the present embodiment, the use of the filter screen 201 can be observed by detaching the first flange 203 and the second flange 302. When the filter screen 201 needs to be replaced for a period of use, the first flange 203 and the second flange 302 are detached, the second flange 302 provided with the filter screen 201 is taken out from the inside of the filter 2, and the filter screen 201 on the second flange 302 is replaced. In this embodiment, an internal thread is disposed in a central hole of the second flange 302, an external thread is disposed on an edge of the filter screen 201, and the filter screen 201 is in threaded connection with the central hole of the second flange 302.
As shown in fig. 1 and 2, in the present embodiment, the water inlet pipe 1, the filter 2, and the water outlet pipe 3 are connected in sequence through flanges.
In order to facilitate water entering the filter 2 from the water inlet pipe 1, a space is formed between the filter screen 201 and the water inlet of the filter 2.
Preferably, in this embodiment, the filter net 201 is spaced apart from the inner wall of the filter 2, so that the particulate impurities attached to the filter net 201 are discharged through the drain valve 202 with the water.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (6)
1. The filtering and backwashing device for the underground water supply pipeline is characterized by comprising a water inlet pipe (1), a filter (2) and a water outlet pipe (3),
the filter (2) is provided with a water inlet and a water outlet, a first gate valve (101) is arranged on the water inlet pipe (1), a second gate valve (301) is arranged on the water outlet pipe (3), the water inlet of the filter (2) is connected to the water inlet pipe (1) in a butt joint mode, the water outlet of the filter (2) is connected to the water outlet pipe (3) in a butt joint mode, a filter screen (201) is arranged in the filter (2), the filter screen (201) can cover the water outlet of the filter (2), and a drain valve (202) is arranged on the filter (2);
parallelly connected between inlet tube (1) and outlet pipe (3) is provided with recoil pipeline (4), the water inlet of recoil pipeline (4) is located between the water inlet of inlet tube (1) and first gate valve (101), the delivery port of recoil pipeline (4) is located between the water inlet of outlet pipe (3) and second gate valve (301), be provided with third gate valve (401) on recoil pipeline (4).
2. The downhole water supply line filter backwash device according to claim 1, wherein the filter screen (201) is of a barrel-type structure.
3. The underground water supply pipeline filtering and backwashing device of claim 1 or 2, wherein a first flange (203) is arranged on the outer wall of a water outlet of the filter (2), a second flange (302) is arranged on the outer wall of a water inlet of the water outlet pipe (3), the edge of the filter screen (201) is detachably mounted on the central hole of the second flange (302), and the first flange (203) is connected with the second flange (302) through bolts.
4. The downhole water supply pipeline filtering and backwashing device as claimed in claim 1, wherein the water inlet pipe (1), the filter (2) and the water outlet pipe (3) are sequentially connected through flanges.
5. The downhole water supply line filter backwash device as claimed in claim 1, wherein there is a gap between the filter screen (201) and the water inlet of the filter (2).
6. The downhole water supply line filter backwash device according to claim 1, wherein the filter screen (201) is spaced from an inner wall of the filter (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221915163.9U CN218516232U (en) | 2022-07-25 | 2022-07-25 | Underground water supply pipeline filtering and backwashing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221915163.9U CN218516232U (en) | 2022-07-25 | 2022-07-25 | Underground water supply pipeline filtering and backwashing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218516232U true CN218516232U (en) | 2023-02-24 |
Family
ID=85243200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221915163.9U Active CN218516232U (en) | 2022-07-25 | 2022-07-25 | Underground water supply pipeline filtering and backwashing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218516232U (en) |
-
2022
- 2022-07-25 CN CN202221915163.9U patent/CN218516232U/en active Active
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