CN219840159U - Filtering type non-negative pressure tank - Google Patents
Filtering type non-negative pressure tank Download PDFInfo
- Publication number
- CN219840159U CN219840159U CN202321262609.7U CN202321262609U CN219840159U CN 219840159 U CN219840159 U CN 219840159U CN 202321262609 U CN202321262609 U CN 202321262609U CN 219840159 U CN219840159 U CN 219840159U
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- CN
- China
- Prior art keywords
- pipe
- water
- flushing
- cavity
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000001914 filtration Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 238000011010 flushing procedure Methods 0.000 claims abstract description 46
- 239000003112 inhibitor Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 32
- 238000007599 discharging Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 description 13
- 239000012535 impurity Substances 0.000 description 8
- 239000008399 tap water Substances 0.000 description 5
- 235000020679 tap water Nutrition 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Landscapes
- Physical Water Treatments (AREA)
Abstract
The utility model discloses a filtering type non-negative pressure tank, which comprises a tank body, a water outlet pipe, a water inlet pipe and a vacuum inhibitor, wherein the water outlet pipe, the water inlet pipe and the vacuum inhibitor are arranged on the tank body and are communicated with the inner cavity of the tank body; compared with the prior art, the utility model has the advantages of simple structure, difficult blockage of the filtering device, convenient flushing and automatic flushing.
Description
Technical Field
The utility model belongs to pipe network water supply equipment, and particularly relates to a filter type non-negative pressure tank.
Background
The non-negative pressure tank is used as a core component of secondary water supply equipment, and has the main effects of preventing pressure fluctuation of a water taking pipe network and preventing water pressure from impacting pipe equipment when water is stopped, and the working principle is that a water inlet of the non-negative pressure tank is connected with a tap water pipe network, a water outlet of the non-negative pressure tank is connected with a water pump, when tap water enters the tank, the water level in the tank gradually rises, the air in the tank is discharged through a vacuum inhibitor of the non-negative pressure tank, the pressure is released to prevent impact, when the water level in the tank rises to a certain value, the vacuum inhibitor is closed, the pressure gradually stabilizes, when the water pumping amount of the water pump increases or the water inflow of the tap water pipe network becomes smaller, air in the tank gradually expands, the water level gradually decreases, and after the air pressure in the tank is completely discharged, the external air is enabled to enter the tank through the vacuum inhibitor, so that the water pump is not to form a suction stroke, and the original pressure of the tap water pipe network is protected.
At present, a filter device is designed on a non-negative pressure tank, which can primarily filter water in a pipeline, but due to long-time soaking and interception of impurities, microorganisms bred in a filter screen gap interact with the intercepted impurities to form filter material surface pollutants with strong adhesive force, the filter material surface pollutants are difficult to wash cleanly by water flow, the water flux of the filter material is reduced for a long time, the flow is insufficient, and the non-negative pressure tank cannot normally run.
Aiming at the problems, the Chinese patent utility model with the patent number 2020221259197 discloses an anti-pollution filtering non-negative pressure compensator, a screw cylinder and a drain pipe are arranged at a water outlet pipe of a tank body, a net cover is arranged in the screw cylinder, a filter screen is arranged on the drain pipe, filter materials are filled between the net cover and the filter screen, a scraper is arranged above the net cover and connected with a motor, impurities on the net cover are scraped by the scraper, water containing the impurities is discharged by two water inlet flanges, the disclosed scheme can effectively avoid the blockage of the water outlet pipe, but has a complex structure, a filtering device is arranged at the water outlet pipe and has the risk of blockage, and flushing in the tank is troublesome.
Disclosure of Invention
The utility model aims to solve the problems that a filtering device without a negative pressure tank in the prior art is slightly complicated, has a blocking risk and is troublesome to wash, and provides a filtering type non-negative pressure tank which has a simple structure, is not easy to block and is convenient to wash.
The utility model solves the technical problems by adopting the technical scheme that: the filtering type non-negative pressure tank comprises a tank body, a water outlet pipe, a water inlet pipe and a vacuum inhibitor, wherein the water outlet pipe, the water inlet pipe and the vacuum inhibitor are arranged on the tank body and are communicated with an inner cavity of the tank body, an upper partition plate and a lower partition plate are arranged in the middle of the inner cavity of the tank body, water passing holes are formed in the upper partition plate and the lower partition plate, the upper partition plate and the lower partition plate divide the inner cavity of the tank body into a water purifying cavity, a filter material cavity and a raw water cavity, the water outlet pipe is communicated with the water purifying cavity, the water inlet pipe is communicated with the raw water cavity, the filter material cavity is filled with filter material and is provided with a flushing pipe network, a flushing hole is formed in the flushing pipe network, a discharge pipe and a flushing pipe are arranged on the water inlet pipe, a water inlet valve is arranged between the discharge pipe and the flushing pipe, a discharge pipe is communicated with the flushing pipe network, and a flushing valve is arranged on the flushing pipe.
Optionally, the tank body is provided with a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are communicated with the filter material cavity, and the ports of the feeding pipe and the discharging pipe are provided with sealing covers.
Optionally, the axis of the feeding pipe is inclined upwards, the axis of the discharging pipe is horizontal, and the sealing cover is a flange blind plate.
Optionally, the water inlet valve, the flushing valve and the discharge valve are self-control valves, the water purifying cavity is provided with a water purifying pressure sensor, the raw water cavity is provided with a raw water pressure sensor, and the water inlet valve, the flushing valve, the discharge valve, the water purifying pressure sensor and the raw water pressure sensor are connected with a control box.
Optionally, the flushing pipe network is a spiral or coaxial disc.
The application mode and principle of the utility model are as follows: when in use, the water inlet pipe is connected with a tap water pipe network, and the water outlet pipe is connected with a water pump; during normal operation, the water inlet valve is opened, the flushing valve and the discharge valve are closed, raw water enters the tank body through the water inlet pipe, is gathered in the raw water cavity, gradually rises along with the water level of the raw water cavity, raw water reaches the filter material cavity in the middle of the tank body, impurities in the water are adsorbed by the filter material filled in the filter material cavity or are trapped in gaps among the filter material, purified water enters the water purifying cavity and enters the secondary water supply equipment through the water outlet pipe, in the process, the original air in the tank body is discharged along with the vacuum inhibitor, and when the liquid level rises to the floating ball of the vacuum inhibitor, the air inlet and outlet of the vacuum inhibitor are closed, and the gas and the liquid of the tank body tend to be stable;
when flushing is needed, the water inlet valve is closed, the flushing valve is opened, raw water enters the flushing pipe network through the flushing pipe and is sprayed outwards through flushing holes formed in the flushing pipe network, water flowing at high speed agitates the filter material, so that the filter material collides and rubs with each other, impurities trapped between the surface of the filter material and gaps are peeled off, the discharge valve is opened, compressed air stored at the top of the tank body expands to push the water stored in the tank body to flow downwards, peeled impurities are taken away, the water is discharged from the discharge pipe, after the pressure in the tank body is dumped, external air enters the tank body through the vacuum suppressor, and flowing water in the flushing pipe network continuously flushes and agitates the filter material and takes away the impurities to be discharged through the discharge pipe;
when automatic control is added, the water purifying pressure sensor and the raw water pressure sensor detect the pressure values in the water purifying cavity and the raw water cavity, corresponding data are transmitted into the control box, when the pressure of the water purifying cavity is obviously smaller than that of the source water cavity, the condition that the filter material in the filter material cavity is blocked and needs to be cleaned is indicated, and the control box controls the opening and closing of the water inlet valve, the flushing valve and the discharge valve to realize automatic cleaning.
Compared with the prior art, the utility model has the following beneficial effects: the utility model has simple structure, the filter device is not easy to be blocked, the flushing is convenient and fast, and the automatic flushing can be realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a structure of a flushing pipe network according to the present utility model;
FIG. 3 is a diagram showing two structures of a flushing pipe network according to the present utility model.
Description of the embodiments
The utility model is further described in the following with reference to fig. 1-3, and the filter type non-negative pressure tank comprises a tank body 1, a water outlet pipe 2, a water inlet pipe 3 and a vacuum inhibitor 4, wherein the water outlet pipe, the water inlet pipe and the vacuum inhibitor are arranged on the tank body and are communicated with the inner cavity of the tank body, an upper partition plate 5 and a lower partition plate 6 are arranged in the middle of the inner cavity of the tank body, water passing holes are arranged on the upper partition plate and the lower partition plate, filter materials in the partition plates are prevented from overflowing through the water passing holes, the upper partition plate and the lower partition plate divide the inner cavity of the tank body to form a water purifying cavity 7, a filter material cavity 8 and a raw water cavity 9, the water outlet pipe is communicated with the water purifying cavity, the water inlet pipe is communicated with the raw water cavity, a filter material 10 is filled in the filter material cavity, the filter material is generally quartz sand, activated carbon and other particles or blocky filter materials, and is provided with a flushing pipe network 11, the flushing pipe network is a spiral or coaxial disc, as shown in fig. 2 and 3, a water inlet valve 15 is arranged on the flushing pipe, a water discharging valve 15 is arranged on the water inlet pipe, a water inlet valve 14 is arranged on the water inlet pipe between the discharging pipe and the flushing pipe is arranged on the water pipe, and the water inlet pipe is communicated; the tank body is also provided with a feeding pipe 17 and a discharging pipe 18 which are communicated with the filter material cavity, the filter material in the filter material cavity is replaced through the feeding pipe and the discharging pipe, the axis of the feeding pipe is inclined upwards at an angle of 45 degrees, the axis of the discharging pipe is horizontal, the ports of the feeding pipe and the discharging pipe are provided with a sealing cover 19, the sealing cover is a flange blind plate, and the flange blind plate is connected with the feeding pipe and the discharging pipe through a flange arranged at the ports of the feeding pipe and the discharging pipe, so that the feeding pipe and the discharging pipe are sealed, wherein the center of the flange blind plate of the discharging pipe is inlaid with a transparent toughened glass plate for observing the condition in the filter material cavity; the water inlet valve, the flushing valve and the discharge valve are self-control valves, the water purifying cavity is provided with a water purifying pressure sensor 20, the raw water cavity is provided with a raw water pressure sensor 21, and the water inlet valve, the flushing valve, the discharge valve, the water purifying pressure sensor and the raw water pressure sensor are connected with a control box 22, so that automatic flushing is realized.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (5)
1. The utility model provides a no negative pressure jar of filtration formula, includes jar body (1), outlet pipe (2), inlet tube (3) and vacuum inhibitor (4), outlet pipe, inlet tube and vacuum inhibitor set up on the jar body to communicate its inner chamber, its characterized in that: the middle part of the inner cavity of the tank body is provided with an upper baffle (5) and a lower baffle (6), water passing holes are formed in the upper baffle and the lower baffle, the inner cavity of the tank body is divided by the upper baffle and the lower baffle to form a water purifying cavity (7), a filter material cavity (8) and a raw water cavity (9), a water outlet pipe is communicated with the water purifying cavity, a water inlet pipe is communicated with the raw water cavity, a filter material cavity is filled with a filter material (10) and is provided with a flushing pipe network (11), a flushing hole is formed in the flushing pipe network, a discharge pipe (12) and a flushing pipe (13) are arranged on the water inlet pipe, a water inlet valve (14) is arranged on the water inlet pipe between the discharge pipe and the flushing pipe, a discharge valve (15) is arranged on the discharge pipe, the flushing pipe is communicated with the flushing pipe network, and a flushing valve (16) is arranged on the flushing pipe.
2. The filtration type non-negative pressure tank according to claim 1, wherein: the tank body is provided with a feeding pipe (17) and a discharging pipe (18), the feeding pipe and the discharging pipe are communicated with the filter material cavity, and the ports of the feeding pipe and the discharging pipe are provided with sealing covers (19).
3. The filtration type non-negative pressure tank according to claim 2, wherein: the axis of the feeding pipe is inclined upwards, the axis of the discharging pipe is horizontal, and the sealing cover is a flange blind plate.
4. The filtration type non-negative pressure tank according to claim 1, wherein: the water inlet valve, the flushing valve and the discharge valve are self-control valves, the water purifying cavity is provided with a water purifying pressure sensor (20), the raw water cavity is provided with a raw water pressure sensor (21), and the water inlet valve, the flushing valve, the discharge valve, the water purifying pressure sensor and the raw water pressure sensor are connected with a control box (22).
5. The filtration type non-negative pressure tank according to claim 1, wherein: the flushing pipe network is a spiral or coaxial disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262609.7U CN219840159U (en) | 2023-05-24 | 2023-05-24 | Filtering type non-negative pressure tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262609.7U CN219840159U (en) | 2023-05-24 | 2023-05-24 | Filtering type non-negative pressure tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219840159U true CN219840159U (en) | 2023-10-17 |
Family
ID=88299354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321262609.7U Active CN219840159U (en) | 2023-05-24 | 2023-05-24 | Filtering type non-negative pressure tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219840159U (en) |
-
2023
- 2023-05-24 CN CN202321262609.7U patent/CN219840159U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |