CN220714923U - Pipeline arrangement structure of air-water backwashing filter tank - Google Patents

Pipeline arrangement structure of air-water backwashing filter tank Download PDF

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Publication number
CN220714923U
CN220714923U CN202322081196.9U CN202322081196U CN220714923U CN 220714923 U CN220714923 U CN 220714923U CN 202322081196 U CN202322081196 U CN 202322081196U CN 220714923 U CN220714923 U CN 220714923U
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water
filter
pipe
communicated
inlet pipe
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CN202322081196.9U
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陈子梁
罗屹立
王健
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Hubei Yuyang Water Engineering Co ltd
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Hubei Yuyang Water Engineering Co ltd
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Abstract

The utility model discloses a pipeline arrangement structure of a gas-water backwash filter tank, and belongs to the technical field of XX. The filter comprises a water distribution pipe arranged on a separation partition plate of a filter, an original water inlet pipe group communicated with the water distribution pipe, a back flushing water inlet pipe communicated with the bottom of a filter cavity in the filter, a primary filter water discharge pipe communicated with the bottom of the filter cavity in the filter, a filter water outlet pipe communicated with the upper end of the filter cavity in the filter and a clear water pipe communicated with a clear water pool; the back flush inlet pipe and the primary filter water discharge pipe are communicated with a water discharge cavity in the filter tank through communicating pipes, and control valves are arranged on the original inlet pipe, the back flush inlet pipe, the primary filter water discharge pipe, the filter tank water outlet pipe and the communicating pipes.

Description

Pipeline arrangement structure of air-water backwashing filter tank
Technical Field
The utility model belongs to the technical field of water purifying equipment, and particularly relates to a pipeline arrangement structure of a gas-water backwash filter.
Background
The gravity valveless filter structure (namely gravity valveless filter tank) is characterized in that the gravity of water is relied in the filtering process to automatically flow into the filter tank for filtering or backwashing, and the filter tank is provided with no valve, so that the principle is that raw water with a certain turbidity enters a filter material layer through a high-level water inlet distribution groove from a water inlet pipe through a baffle plate, and filtered water enters a water tank from a communication channel and purified water is discharged from a water outlet pipe.
As shown in the structural schematic diagram of the existing valveless filter structure of FIG. 6, the valveless filter structure comprises a filter, a siphon pipe, an upper water tank, a lower water tank, a connecting pipeline and the like. The above-mentioned existing valveless filter structures have complicated pipeline arrangement structures and high arrangement difficulties, so that improvement is necessary.
Disclosure of Invention
The utility model aims to provide a pipeline arrangement structure of a gas-water backwash filter tank, and aims to solve the problems of complex pipeline arrangement structure and high arrangement difficulty in the prior related art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a pipeline arrangement structure of a gas-water back flushing filter tank comprises a water distribution pipe arranged on a separation partition plate of the filter tank, an original water inlet pipe group communicated with the water distribution pipe, a back flushing water inlet pipe communicated with the bottom of a filter cavity in the filter tank, a primary filtering water discharge pipe communicated with the bottom of the filter cavity in the filter tank, a back flushing air inlet pipe communicated with the bottom of the filter cavity in the filter tank, a filter tank water outlet pipe communicated with the upper end of the filter cavity in the filter tank and a clear water pipe communicated with a clear water tank; the back flush inlet pipe and the primary filter water discharge pipe are communicated with a water discharge cavity in the filter tank through communicating pipes, and control valves are arranged on the original inlet pipe, the back flush inlet pipe, the primary filter water discharge pipe, the filter tank water outlet pipe and the communicating pipes.
In a preferred embodiment of the utility model, the original water inlet pipe comprises a first water inlet pipe and a second water inlet pipe, one end of the upper water tank is communicated with the first water inlet pipe, the other end of the upper water tank is communicated with the water distribution pipe through the second water inlet pipe, and the second water inlet pipe is provided with a water inlet electric valve.
In a preferred embodiment of the utility model, the clear water pipe comprises a first clear water discharge pipe and a second clear water discharge pipe, wherein the first clear water discharge pipe is transversely arranged, the second clear water discharge pipe is vertically arranged, one end of the first clear water discharge pipe is communicated with the upper end of the water discharge cavity in the filter tank, and the other end of the first clear water discharge pipe is communicated with the second clear water discharge pipe.
In a preferred embodiment of the utility model, the water distribution pipe is arranged at the upper middle part of the separation partition, the lower end of the water distribution pipe is communicated with the filtering module, and the upper end of the water distribution pipe is in a vacant state and is positioned above the separation partition.
In a preferred embodiment of the utility model, the top of the water distribution pipe is flush with the top of the filter chamber, and the bottom of the water distribution pipe is flush with the top of the filter chamber in the filter chamber.
In a preferred embodiment of the utility model, there are at least two filters, each provided with an original water inlet assembly.
The beneficial effects of the utility model are as follows:
the arrangement paths of the original water inlet pipe, the back flush air inlet pipe, the primary filter water discharge pipe, the filter water outlet pipe and the communicating pipe are all shorter, the siphon down pipe is not required to be arranged on the filter, the structure is simpler, the arrangement difficulty is lower, and the arrangement cost is lower.
Drawings
FIG. 1 is a schematic diagram of the structure of the utility model when the utility model is installed on a gas-water backwash filter;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
FIG. 5 is a schematic view of the direction D of FIG. 1;
FIG. 6 is a schematic diagram of a conventional gravity valveless filter structure.
Reference numerals; 11. a filter tank; 12. a water distribution pipe; 13. a separation partition; 2. an original water inlet assembly; 21. feeding a water tank; 22. a first water inlet pipe; 23. a second water inlet pipe; 24. a water inlet electric valve; 3. a clear water component; 31. a clear water pipe; 4. back flushing the water inlet assembly; 41. back flushing the water inlet pipe; 42. backwashing water inlet valve; 5. a filter outlet assembly; 51. a lower pool; 52. a water outlet pipe of the filter tank; 53. a water outlet valve of the filter tank; 6. a filter chamber; 61. a filtration module; 62. a drainage cavity; 63. a filter plate; 64. a sand filter layer; 65. back flushing the filter head by air and water; 66. a sand washing drainage tank; 7. a cavity communication assembly; 71. a first communication pipe; 72. a second communicating pipe; 73. a communication valve; 8. a primary filtrate discharge assembly; 81. a primary filtered water discharge pipe; 82. a primary filtrate discharge valve; 9. back flushing the air inlet assembly; 91. back flushing the air inlet pipe; 92. and back flushing the air inlet valve.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.
The application provides a pipeline arrangement structure of a gas-water back flushing filter tank 11, which comprises a water distribution pipe 12 arranged on a separation baffle 13 of the filter tank 11, a raw water inlet pipe group communicated with the water distribution pipe 12, a back flushing water inlet pipe 41 communicated with the bottom of a filter cavity 6 in the filter tank 11, a primary filtering water discharge pipe 81 communicated with the bottom of the filter cavity 6 in the filter tank 11, a back flushing air inlet pipe communicated with the bottom of the filter cavity 6 in the filter tank 11, a filter tank water outlet pipe 52 communicated with the upper end of the filter cavity 6 in the filter tank 11, and a clear water pipe 31 communicated with the upper end of a water discharge cavity 62 in the filter tank 11; the back flush water inlet pipe 41 and the primary filtered water discharge pipe 81 are communicated with the water discharge cavity 62 in the filter tank 11 through communicating pipes, and control valves are arranged on the primary water inlet pipe, the back flush water inlet pipe 41, the back flush air inlet pipe 91, the primary filtered water discharge pipe 81, the filter tank water outlet pipe 52 and the communicating pipes.
In actual operation, the original water inlet pipe, the back flush water inlet pipe 41, the back flush air inlet pipe 91, the primary filter water discharge pipe 81, the filter water outlet pipe 52 and the communicating pipe are all shorter in arrangement path, and no siphon down pipe is required to be arranged on the filter 11, so that the structure is simpler, the arrangement difficulty is lower, and the arrangement cost is lower.
The former inlet tube includes first inlet tube 22 and second inlet tube 23, and upper pond 21 one end communicates with first inlet tube 22, and the other end communicates with water distribution pipe 12 through second inlet tube 23, installs into water motorised valve 24 on the second inlet tube 23. Therefore, the layout of the original water inlet pipe is realized.
The clean water pipe 31 includes a first clean water discharge pipe and a second clean water discharge pipe, the first clean water discharge pipe is arranged transversely, the second clean water discharge pipe is arranged vertically, one end of the first clean water discharge pipe is communicated with the upper end of the water discharge cavity 62 in the filter tank 11, and the other end of the first clean water discharge pipe is communicated with the second clean water discharge pipe. In this way, the present application also achieves the layout of the clear water pipe 31.
The top of the water distribution pipe 12 is flush with the top of the filter tank 11, and the bottom of the water distribution pipe 12 is flush with the top of the filter cavity 6 in the filter tank 11.
In actual operation, the air-water back flush filter tank comprises a filter tank 11, a water distribution pipe 12, an original water inlet component 2, a clear water component 3, a back flush water inlet component 4, a filter tank water outlet component 5, a back flush air inlet component 9 and a primary filter water discharge component 8, except for the part of the structure of the filter module in the air-water back flush filter tank.
In actual operation, the water distribution pipe 12 can be a siphon pipe or a common steel pipe (preferably a common steel pipe), the raw water inlet component 2 can be used as a raw water input end, the clear water component 3 can be used as a clear water discharge end, the back flush water inlet component 4 can be used as a back flush water input end, the filter water outlet component 5 can be used as a back flush water discharge end, the back flush air inlet component 9 can be used as a back flush air inlet end, the primary filter water discharge component 8 can be used as a primary filter water discharge end, thus, the water storage, water primary filtration and air-water back flush functions can be realized,
the filter tank 11 is internally provided with a separation baffle 13 which is in an inverted V-shaped structure on the whole, a filter cavity 6 is formed at the lower end of the separation baffle 13 and the lower end of the filter tank 11, a filter module 61 is arranged in the middle of the filter cavity 6, and a drainage cavity 62 is formed at the upper end of the separation baffle 13 and the upper end of the filter tank 11. In this way, the filter chamber 11 is arranged, the filter chamber 6 can be used as a clean room, and the drainage chamber 62 can be used as a clean water drainage room.
The water distribution pipe 12 is arranged in the middle of the separation partition 13, the lower end of the water distribution pipe 12 is communicated with the filtering module 61, and the upper end of the water distribution pipe 12 is in a vacant state and is positioned above the separation partition 13. In this way, the distribution pipe 12 is arranged, and the water distribution pipe 12 can pour the purified water in the filter cavity 6 into the drainage cavity 62.
The original water inlet assembly 2 is communicated with the water distribution pipe 12, the clear water assembly 3 is communicated with the upper end of the drainage module, the back flush water inlet assembly 4, the back flush air inlet assembly 9, the primary filter water discharge assembly 8 and the filter water outlet assembly 5 are all communicated with the bottom of the filter cavity 6, and the back flush water inlet assembly 4 and the primary filter water discharge assembly 8 are all communicated with the drainage cavity 62 through the cavity communication assembly 7.
Control valves are arranged on the original water inlet assembly 2, the back flush water inlet assembly, the back flush air inlet assembly 9, the primary filter water discharge assembly 8, the filter water outlet assembly 5 and the cavity communicating assembly 7.
In actual operation, the inlet electric valve 24, the back flush inlet valve 42, the filter outlet valve 53, the communication valve 73, the primary filter water discharge valve 82 and the back flush inlet valve 92 can be collectively referred to as control valves, and the working state (opening or closing) of the control valves can be adjusted to complete the primary sewage filtration and the air-water back flush functions.
In actual operation, the filter comprises a filter 11, a water distribution pipe 12, a raw water inlet assembly 2, a clear water assembly 3, a back flushing water inlet assembly 4, a filter water outlet assembly 5 and a primary filter water discharge assembly 8, which not only can realize the square discharge of primary filter water, but also can realize the air-water back flushing function; meanwhile, the existing siphon pipe is replaced by the common water outlet pipe, so that the siphon pipe is not affected by easy failure of the siphon pipe.
The original water inlet assembly 2 comprises an upper water tank 21, a first water inlet pipe 22 and a second water inlet pipe 23 which are arranged at the upper part of one end of the filter tank 11, one end of the upper water tank 21 is communicated with the first water inlet pipe 22, the other end of the upper water tank is communicated with the water distribution pipe 12 through the second water inlet pipe 23, and a water inlet electric valve 24 is arranged on the second water inlet pipe 23. Like this, this application has also realized laying of former subassembly 2 that intakes promptly, under former subassembly 2's effect that intakes, this application can be fine accomplish the function of carrying raw water to filtering pond 11.
The clean water component 3 comprises a clean water pipe 31 communicated with the upper end of the drainage cavity 62, the back flush water inlet component 4 comprises a back flush water inlet pipe 41 communicated with the bottom of the filter cavity 6, and a back flush water inlet valve 42 is arranged on the back flush water inlet pipe 41. Thus, the application realizes the arrangement of the clean water assembly 3,
the filter water outlet assembly 5 comprises a lower water tank 51 and a filter water outlet pipe 52, the lower water tank 51 is arranged at the lower part of the other end of the filter 11, one end of the filter water outlet pipe 52 is communicated with the upper end of the filter cavity 6, and the other end extends to the lower end of the lower water tank 51.
The cavity communication assembly 7 comprises a first communication pipe 71 and a second communication pipe 72, wherein one end of the first communication pipe 71 is communicated with the drainage cavity 62, and the other end of the first communication pipe is communicated with the backwash water inlet assembly 4; one end of the second communicating pipe 72 is communicated with the drainage cavity 62, and the other end is communicated with the primary filtered water discharge assembly 8; the communication valve 73 is connected to both the first communication pipe 71 and the second communication pipe 72.
The primary filter drain assembly 8 includes a primary filter drain pipe 81 in communication with the bottom of the filter chamber 6, with a primary filter drain valve 82 mounted on the primary filter drain pipe 81.
The back flush air inlet assembly 9 comprises a back flush air inlet pipe 91 communicated with the bottom of the filter cavity 6, and a back flush air inlet pipe 91 valve is arranged on the back flush air inlet pipe 91.
The filter module 61 comprises a filter plate 63 arranged in the middle of the filter cavity 6, a sand filter layer 64 is paved on the filter plate 63, and a plurality of air-water backwashing filter heads 65 are arranged on the filter plate 63.
The upper end of the filter chamber 6 is also connected with a sand washing drainage tank 66.
At least two filters 11 are arranged, and each filter 11 is provided with an original water inlet assembly 2.
In actual operation, the working principle of the application is as follows:
when the primary filtration is needed, the water inlet electric valve 24, the primary filtration water discharge valve 82 and the two communication valves 73 are opened, the back flush water inlet valve 42, the back flush air inlet valve 92 and the filter tank water outlet valve 53 are closed, and the primary filtration water discharge valve 82 is closed at preset time intervals (for example after 1 minute), at this time, the primary filtration function is realized;
when the air-water back flushing is needed, the water inlet electric valve 24, the primary filter water discharge valve 82 and the two communication valves 73 are closed, the back flushing air inlet valve 92 and the filter water outlet valve 53 are opened, and at the moment, the air flushing is independently realized; then (after 2 minutes) the back flush water inlet valve 42 is opened again, and at this time, the application realizes gas-water mixed flushing; then, at preset time intervals (after 3 minutes), the back flush air inlet valve 92 is closed, and after 3 minutes, the back flush water inlet valve 42 and the filter outlet valve 53 are closed, at which time the water flushing is realized independently; finally, under the combined action of the gas flushing, the gas-water mixed flushing and the water flushing, the purifying effect of the water purifier is better.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The pipeline arrangement structure of the air-water backwashing filter is characterized by comprising a water distribution pipe arranged on a separation partition plate of the filter, an original water inlet pipe group communicated with the water distribution pipe, a backwashing water inlet pipe communicated with the bottom of a filter cavity in the filter, a primary filtering water discharge pipe communicated with the bottom of the filter cavity in the filter, a backwashing air inlet pipe communicated with the bottom of the filter cavity in the filter, a filter water outlet pipe communicated with the upper end of the filter cavity in the filter and a clear water pipe communicated with a clear water tank; the back flush inlet pipe and the primary filter water discharge pipe are communicated with a water discharge cavity in the filter tank through communicating pipes, and control valves are arranged on the original inlet pipe, the back flush inlet pipe, the primary filter water discharge pipe, the filter tank water outlet pipe and the communicating pipes.
2. The pipeline arrangement structure of the air-water backwash filter tank according to claim 1, wherein: the original water inlet pipe comprises a first water inlet pipe and a second water inlet pipe, one end of the water feeding tank is communicated with the first water inlet pipe, the other end of the water feeding tank is communicated with the water distribution pipe through the second water inlet pipe, and the second water inlet pipe is provided with a water inlet electric valve.
3. The pipeline arrangement structure of the air-water backwash filter tank according to claim 1, wherein: the clear water pipe comprises a first clear water discharge pipe and a second clear water discharge pipe, the first clear water discharge pipe is transversely arranged, the second clear water discharge pipe is vertically arranged, one end of the first clear water discharge pipe is communicated with the upper end of a water discharge cavity in the filter tank, and the other end of the first clear water discharge pipe is communicated with the second clear water discharge pipe.
4. A pipe arrangement structure of a gas-water backwash filter according to claim 3, wherein: the water distribution pipe is arranged at the upper middle part of the separation partition board, the lower end of the water distribution pipe is communicated with the filtering module, and the upper end of the water distribution pipe is in a vacant state and is positioned above the separation partition board.
5. A pipe arrangement structure of a gas-water backwash filter according to claim 3, wherein: the top of the water distribution pipe is flush with the top of the filter tank, and the bottom of the water distribution pipe is flush with the top of the filter cavity in the filter tank.
6. The pipeline arrangement structure of the air-water backwash filter tank according to claim 1, wherein: at least two filters are provided, and each filter is provided with an original water inlet component.
CN202322081196.9U 2023-08-03 2023-08-03 Pipeline arrangement structure of air-water backwashing filter tank Active CN220714923U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322081196.9U CN220714923U (en) 2023-08-03 2023-08-03 Pipeline arrangement structure of air-water backwashing filter tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322081196.9U CN220714923U (en) 2023-08-03 2023-08-03 Pipeline arrangement structure of air-water backwashing filter tank

Publications (1)

Publication Number Publication Date
CN220714923U true CN220714923U (en) 2024-04-05

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ID=90486840

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322081196.9U Active CN220714923U (en) 2023-08-03 2023-08-03 Pipeline arrangement structure of air-water backwashing filter tank

Country Status (1)

Country Link
CN (1) CN220714923U (en)

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