CN211896459U - Direct drinking water circulation water supply device - Google Patents
Direct drinking water circulation water supply device Download PDFInfo
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- CN211896459U CN211896459U CN202020284667.XU CN202020284667U CN211896459U CN 211896459 U CN211896459 U CN 211896459U CN 202020284667 U CN202020284667 U CN 202020284667U CN 211896459 U CN211896459 U CN 211896459U
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- Prior art keywords
- water
- output pipeline
- control valve
- pipeline
- water tank
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 229
- 239000003651 drinking water Substances 0.000 title claims abstract description 59
- 235000020188 drinking water Nutrition 0.000 title claims abstract description 59
- 238000001914 filtration Methods 0.000 claims abstract description 47
- 238000000746 purification Methods 0.000 claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 34
- 230000001954 sterilising effect Effects 0.000 claims description 24
- 238000004659 sterilization and disinfection Methods 0.000 claims description 21
- 238000001728 nano-filtration Methods 0.000 claims description 18
- 239000002351 wastewater Substances 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 239000008213 purified water Substances 0.000 description 30
- 230000000249 desinfective effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
- Physical Water Treatments (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The utility model relates to a straight drinking water circulating water supply device, include former water tank in proper order, the suction pump, filter and soften the system, the purification water tank, the circulating water supply pump, filtration system and drinking water end disinfect, suction pump one end is equipped with first input pipeline, the other end is equipped with first output pipeline, first output pipeline is connected with former water tank one end, the former water tank other end is equipped with second output pipeline, filter and soften system one end and second output pipeline connection, filter and soften the system other end and be connected with the purification water tank, the purification water tank other end is equipped with seventh output pipeline, be equipped with ultraviolet device in the purification water tank, circulating water supply pump one end and seventh output pipeline are connected, the other end is equipped with eighth output pipeline, eighth output pipeline is connected with the filtration system one end that disinfects, the filtration system other end that disinfects respectively with the drinking water end, the purification. The utility model provides a straight drinking water circulation water supply installation adopts the circulation feed water pump to circulate the straight drinking water of supply, simple and convenient, greatly reduced the cost.
Description
Technical Field
The utility model relates to a straight water supply technical field specifically is a straight water circulation water supply installation.
Background
Along with the progress of the times, the change of life conditions, units such as schools, factories use direct drinking water system more and more, people's drinking water problem has been improved, consequently drinking water safety is the topic of most concern, the water supply pipe on the market all is the one way pipeline of laying basically at present, unable circulation supplies water, then when drinking water end does not have the water, direct drinking water is stored in the pipeline and is received secondary pollution easily, manual valve is installed to the pipeline end that so, remaining water in the manual discharge pipeline, neither safety and sanitation, waste the water resource again. Therefore, the direct drinking water circulating water supply device is designed to solve the defects to be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
To the weak point that prior art exists, the utility model provides a direct drinking water circulation water supply installation circulates the filtration that disinfects to the direct drinking water, realizes the circulation supply of direct drinking water.
The utility model adopts the following technical scheme:
a direct drinking water circulating water supply device sequentially comprises a raw water tank, a water suction pump, a filtering and softening system, a purification water tank, a circulating water supply pump, a sterilization and filtration system and a drinking water end.
One end of the raw water tank is provided with a first input pipeline, the other end of the raw water tank is provided with a first output pipeline, the first output pipeline is connected with one end of a water pump, the other end of the water pump is provided with a second output pipeline, one end of a filtering and softening system is connected with the second output pipeline, the bottom of the purifying water tank is provided with a water inlet and a water outlet, the water inlet is connected with the filtering and softening system, the water outlet is provided with a seventh output pipeline, an ultraviolet device is arranged inside the purifying water tank and comprises a waterproof cover, a supporting pipe and a plurality of ultraviolet light-emitting circuit boards, the bottom of the supporting pipe is fixedly connected with the bottom of the purifying water tank, the supporting pipe is positioned inside the waterproof cover, the ultraviolet light-emitting circuit boards are fixed on the outer side surface of the supporting pipe at equal intervals, the other end of the circulating water supply pump is provided with an eighth output pipeline, the eighth output pipeline is connected with one end of the sterilization and filtration system, and the other end of the sterilization and filtration system is respectively connected with the drinking water end and the purification water tank.
Further setting, aforementioned filter softening system includes multi-media filter, activated carbon filter, water softener and nanofiltration water purifier, multi-media filter one end and second output tube coupling, the multi-media filter other end is equipped with third output pipeline, the third output pipeline is connected with activated carbon filter one end, the activated carbon filter other end is equipped with the fourth output pipeline, the fourth output pipeline is connected with water softener one end, the water softener other end is equipped with fifth output pipeline, fifth output pipeline is connected with nanofiltration water purifier one end, the nanofiltration water purifier other end is equipped with sixth output pipeline, sixth output pipeline is connected with purification water tank one end.
So set up, the suspended impurity of multi-media filter ability effective removal raw water, activated carbon filter are used for getting rid of chlorine residue, adsorb the micromolecule polluting substances, and the water softener is used for reducing the water hardness by a wide margin, and the water purifier of receiving nanofiltration is used for further filtrating water, then filters softening system and carries out the preliminary treatment to raw water quality of water through multi-media filter, activated carbon filter, water softener and receiving the water purifier of receiving nanofiltration to obtain the purified water.
In a further configuration, the third output pipeline, the fourth output pipeline, the fifth output pipeline and the sixth output pipeline are respectively provided with a first control valve, a second control valve, a third control valve and a fourth control valve, and the first control valve, the second control valve, the third control valve and the fourth control valve are all check valves.
So set up, first control valve, second control valve, third control valve and fourth control valve are used for controlling the raw water and loop through third output pipeline, fourth output pipeline, fifth output pipeline and sixth output pipeline and flow to the purification water tank, prevent the backward flow.
In a further arrangement, the seventh output pipeline is provided with a fifth control valve, the eighth output pipeline is provided with a sixth control valve, and the fifth control valve and the sixth control valve are check valves.
So arranged, the fifth control valve is used for controlling the one-way output of the purified water from the purified water tank to the circulating water supply pump; the sixth control valve is used for controlling the one-way output of the purified water from the circulating water supply pump to the sterilizing and filtering system.
Further, the waterproof cover material is made of quartz glass.
So set up, the buckler material adopts quartz glass, makes the ultraviolet ray of ultraviolet circuit board transmission can pass the buckler, disinfects the disinfection to the inside purified water of purification water tank.
Further setting, aforementioned filtration system that disinfects includes ultraviolet sterilizer and microporous filter, and ultraviolet sterilizer one end and eighth output tube coupling, the other end are equipped with ninth output tube, and ninth output tube is connected with microporous filter one end, and the microporous filter other end is equipped with tenth output tube and second input pipeline, and tenth output tube is connected with the drinking water end, and the second input pipeline is connected with the purification water tank.
So set up, ultraviolet sterilizer is used for carrying out the disinfection of disinfecting completely to the purification water, and microporous filter is used for the particle and the bacterium of filtering aquatic, and then the filtration system that disinfects carries out deep purification to the purification water through ultraviolet sterilizer and microporous filter.
In a further configuration, the ninth output pipeline, the tenth output pipeline and the second input pipeline are respectively provided with a seventh control valve, an eighth control valve and a ninth control valve, and the seventh control valve, the eighth control valve and the ninth control valve are all check valves.
So set up, seventh control valve, eighth control valve and ninth control valve are used for controlling purified water to loop through ninth output pipeline and tenth output pipeline and flow to drinking water end, perhaps loop through ninth output pipeline and second input pipeline and flow to the purification water tank, the circular disinfection.
Further setting, aforementioned straight drinking water circulation water supply installation still includes the waste water tank, and waste water tank one end is equipped with the third input pipeline, and the other end is equipped with the delivery port, and the third input pipeline is connected with filtering and softening system.
So set up, the waste water case is used for storing and filters the system exhaust waste water that softens, and waste water is used for the reutilization, avoids extravagant.
The third input pipeline is further provided with a tenth control valve, and the tenth control valve is a one-way valve.
So configured, the tenth control valve is used to prevent the wastewater from flowing back to the filtration and softening system.
Further provided, the water outlet is provided with a water outlet switch.
So set up, go out the water switch and be used for controlling the water yield of waste water tank.
Advantageous effects
Compared with the prior art, the utility model provides a straight drinking water circulation water supply installation possesses following beneficial effect:
the direct drinking water circulating water supply device provided by the utility model pretreats raw water through the filtering and softening system to obtain purified water; carrying out primary sterilization and disinfection treatment on the purified water through an ultraviolet device arranged in the purified water tank; further sterilizing and disinfecting the purified water through a sterilization and filtration system to obtain direct drinking water; purified water is circularly sterilized by adopting a circulating water supply pump, and direct drinking water is circularly supplied.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention;
fig. 2 is a schematic view of the structure of the purification water tank.
Reference numerals: 1. a raw water tank, 11, a first input pipeline, 12, a first output pipeline, 2, a water pump, 21, a second output pipeline, 3, a filtering and softening system, 31, a multi-medium filter, 311, a third output pipeline, 312, a first control valve, 32, an activated carbon filter, 321, a fourth output pipeline, 322, a second control valve, 33, a water softener, 331, a fifth output pipeline, 332, a third control valve, 34, a nanofiltration water purifier, 341, a sixth output pipeline, 342, a fourth control valve, 4, a purification water tank, 41, a seventh output pipeline, 42, a fifth control valve, 43, an ultraviolet device, 431, a waterproof cover, 432, a support pipe, 433, an ultraviolet light-emitting circuit board, 44 water inlet, 45 water outlet, 5, a circulating water supply pump, 51, an eighth output pipeline, 52, a sixth control valve, 6, a sterilization and filtration system, 61, an ultraviolet sterilizer, 611. ninth output pipeline, 612, seventh control valve, 62, microporous filter, 621, tenth output pipeline, 622, eighth control valve, 623, second input pipeline, 624, ninth control valve, 7, drinking water end, 8, raw water, 9, waste water tank, 91, third input pipeline, 92, tenth control valve.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 and fig. 2, wherein fig. 1 is a schematic view of a connection structure of the present invention, and fig. 2 is a schematic view of a structure of a purification water tank. The utility model discloses a straight drinking water circulating water supply device of a preferred embodiment includes former water tank 1, suction pump 2, filtering and softening system 3, purification water tank 4, circulating water supply pump 5, filtering system 6 that disinfects, drinking water end 7 and waste water tank 9 in proper order.
There is first input pipeline 11 raw water tank 1 one end, inserts in raw water 8, and raw water tank 1 is used for holding raw water 8 such as running water, deep-well water or groundwater, and the raw water tank 1 other end has first output pipeline 12, and first output pipeline 12 is connected with 2 one end of suction pump, and the 2 other ends of suction pump have second output pipeline 21, and suction pump 2 is through first output pipeline 12 and second output pipeline 21 with raw water 8 pump income straight drink water circulating water supply device.
The filtration and softening system 3 includes a multimedia filter 31, an activated carbon filter 32, a water softener 33, and a nanofiltration water purifier 34. One end of the multi-medium filter 31 is connected with the second output pipeline 21, the other end is provided with a third output pipeline 311, and the raw water 8 flows into the multi-medium filter 31 through the second output pipeline 21, so that suspended impurities in the raw water 8 are effectively removed. The third output pipeline 311 is connected with one end of the activated carbon filter 32, the third output pipeline 311 is provided with a first control valve 312, the first control valve 312 is a one-way valve and is used for controlling the one-way output of the water from the multimedia filter 31 to the activated carbon filter 32 after impurities are removed, and the activated carbon filter 32 is used for removing residual chlorine and adsorbing micromolecular polluting substances. The other end of the activated carbon filter 32 is provided with a fourth output pipeline 321, the fourth output pipeline 321 is connected with one end of the water softener 33, the fourth output pipeline 321 is provided with a second control valve 322, the second control valve 322 is a one-way valve and is used for controlling the one-way output of the water after the residual chlorine is removed from the activated carbon filter 32 to the water softener 33, and the water softener 33 is used for greatly reducing the hardness of the water. The water softener 33 has a fifth output pipeline 331 at the other end thereof, the fifth output pipeline 331 is connected to one end of the nanofiltration water purifier 34, the fifth output pipeline 331 has a third control valve 332, the third control valve 332 is a one-way valve for controlling the one-way output of the water with reduced hardness from the water softener 33 to the nanofiltration water purifier 34, and the nanofiltration water purifier 34 is used for further filtering the water. The other end of the nanofiltration water purifier 34 is provided with a sixth output pipeline 341, the sixth output pipeline 341 is connected with one end of the purification water tank 4, the sixth output pipeline 341 is provided with a fourth control valve 342, and the fourth control valve 342 is a one-way valve for controlling the one-way output of the further filtered water from the nanofiltration water purifier 34 to the purification water tank 4. The filtration and softening system 3 pretreats the quality of the raw water 8 through the multimedia filter 31, the activated carbon filter 32, the water softener 33 and the nanofiltration water purifier 34 to obtain purified water.
The purification water tank 4 is internally provided with an ultraviolet device 43, and the ultraviolet device 43 comprises a waterproof cover 431, a support pipe 432 and a plurality of ultraviolet light emitting circuit boards 433. The bottom of the supporting pipe 432 is connected with the bottom of the purifying water tank 4 through bolts, the supporting pipe 432 is positioned inside the waterproof cover 431, and the ultraviolet light emitting circuit boards 433 are fixed on the outer side surface of the supporting pipe 432 through equidistant screws. The ultraviolet light emitting circuit board 433 is electrically connected to a power supply of the device, and an ultraviolet light emitting diode is provided in the ultraviolet light emitting circuit board 433 as a light emitting source. The waterproof cover 431 is made of quartz glass, so that ultraviolet rays emitted by the ultraviolet circuit board 433 can pass through the waterproof cover 431, and primary sterilization and disinfection treatment is performed on the purified water inside the purified water tank 4. The purified water tank 4 has a water inlet 44 and a water outlet 45 at the bottom, the water inlet 44 is connected with a sixth output pipeline 341, the water outlet 45 is connected with a seventh output pipeline 41, the seventh output pipeline 41 has a fifth control valve 42, the fifth control valve 42 is a one-way valve for controlling the one-way output of the purified water from the purified water tank 4 to the circulating water supply pump 5, and the purified water tank 4 is used for containing the purified water.
One end of the circulating water supply pump 5 is connected with the seventh output pipeline 41, the other end of the circulating water supply pump is provided with an eighth output pipeline 51, the eighth output pipeline 51 is connected with one end of the sterilizing and filtering system 6, and the circulating water supply pump 5 is used for pumping purified water into the sterilizing and filtering system 6 through the seventh output pipeline 41 and the eighth output pipeline 51 to achieve the purpose of circulating sterilization. The eighth output line 51 has a sixth control valve 52, and the sixth control valve 52 is a check valve for controlling the one-way output of the purified water from the circulating water supply pump 5 to the sterilizing filter system 6.
The sterilization and filtration system 6 comprises an ultraviolet sterilizer 61 and a microporous filter 62, the ultraviolet sterilizer 61 is used for further sterilizing and disinfecting the purified water, the microporous filter 62 is used for filtering out particles and bacteria in the water, and then the sterilization and filtration system 6 carries out deep purification on the purified water through the ultraviolet sterilizer 61 and the microporous filter 62, thereby obtaining direct drinking water which can be directly drunk. One end of the ultraviolet sterilizer 61 is connected with the eighth output pipeline 51, the other end is provided with a ninth output pipeline 611, the ninth output pipeline 611 is connected with one end of the microporous filter 62, the ninth output pipeline 611 is provided with a seventh control valve 612, and the seventh control valve 612 is a one-way valve and is used for controlling the one-way output of the sterilized purified water from the ultraviolet sterilizer 61 to the microporous filter 62. The other end of the microporous filter 62 is provided with a tenth output pipeline 621 and a second input pipeline 623, the tenth output pipeline 621 is connected with the drinking water end 7, the tenth output pipeline 621 is provided with an eighth control valve 622, and the eighth control valve 622 is a one-way valve and is used for controlling the one-way output of the direct drinking water after sterilization and filtration from the microporous filter 62 to the drinking water end 7; the second input pipeline 623 is connected with the purified water tank 4, the second input pipeline 623 is provided with a ninth control valve 624, and the ninth control valve 624 is a one-way valve and is used for controlling the one-way output of the direct drinking water after sterilization and filtration from the microporous filter 62 to the purified water tank 4. So, can constantly disinfect the filtration with the purification water in the purification water tank 4 through circulating water supply pump 5, prevent that the straight drinking water in the pipeline from producing secondary pollution when not drinking, ensure safe drinking water.
And a third input pipeline 91 is arranged at one end of the wastewater tank 9, the third input pipeline 91 is connected with the nanofiltration water purifier 34 and used for storing wastewater discharged by the filtering and softening system 3, and the wastewater is used for secondary utilization to avoid waste. The other end of the waste water tank 9 is provided with a water outlet, the water outlet is provided with a water outlet switch, and the water outlet switch is used for controlling the water yield of the waste water tank 9. The third input pipeline is provided with a tenth control valve 92, and the tenth control valve 92 is a one-way valve and is used for preventing the wastewater from flowing back to the filtering and softening system 3.
The utility model discloses during the use, first input pipeline 11 of former water tank 1 inserts in raw water 8 earlier, open first control valve 312 again, second control valve 322, third control valve 332, fourth control valve 342, fifth control valve 42, sixth control valve 52, seventh control valve 612, eighth control valve 622, ninth control valve 624 and tenth control valve 92, water pump 2 is through first output pipeline 12 and second output pipeline 21 with raw water 8 pump in former water tank 1 in the straight drinking water circulation water supply installation, raw water 8 loops through multimedium filter 31, activated carbon filter 32, water softener 33 and nanofiltration 34 and flows to purification water tank 4 after filtering and softening, purification water tank 4 carries out preliminary sterilization to the purified water; the circulating water supply pump 5 pumps the purified water in the purified water tank 4 into the sterilization and filtration system 6 through the seventh output pipeline 41 and the eighth output pipeline 51, further sterilization and filtration treatment is performed through the ultraviolet sterilizer 61 and the microporous filter 62 in sequence to obtain direct drinking water, then the direct drinking water flows into the drinking water end 7 through the tenth output pipeline 621, and the drinking water end 7 is opened to directly drink the water. When the drinking water is not drunk, the direct drinking water flows into the purified water tank 4 through the second input pipeline 623, and the circulating sterilization and water supply are performed. The utility model provides a straight drinking water circulation water supply installation adopts circulation feed water pump 5, can circulate the straight drinking water of supply, simple and convenient, greatly reduced the cost.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A direct drinking water circulating water supply device is characterized by sequentially comprising a raw water tank, a water suction pump, a filtering and softening system, a purifying water tank, a circulating water supply pump, a sterilizing and filtering system and a drinking water end, wherein one end of the raw water tank is provided with a first input pipeline, the other end of the raw water tank is provided with a first output pipeline, the first output pipeline is connected with one end of the water suction pump, the other end of the water suction pump is provided with a second output pipeline, one end of the filtering and softening system is connected with the second output pipeline, the bottom of the purifying water tank is provided with a water inlet and a water outlet, the water inlet is connected with the filtering and softening system, the water outlet is provided with a seventh output pipeline, an ultraviolet device is arranged inside the purifying water tank and comprises a waterproof cover, a supporting pipe and a plurality of ultraviolet light-emitting circuit boards, the bottom of the supporting pipe, the ultraviolet light-emitting circuit board is internally provided with an ultraviolet light-emitting diode, the ultraviolet light-emitting circuit board is electrically connected with a power supply of the equipment, one end of the circulating water supply pump is connected with the seventh output pipeline, the other end of the circulating water supply pump is provided with an eighth output pipeline, the eighth output pipeline is connected with one end of the sterilization and filtration system, and the other end of the sterilization and filtration system is respectively connected with the drinking water end and the purification water tank.
2. A direct drinking water circulating water supply device according to claim 1, wherein the filtering and softening system comprises a multi-media filter, an activated carbon filter, a water softener and a nanofiltration water purifier, one end of the multi-media filter is connected with the second output pipeline, the other end of the multi-media filter is provided with a third output pipeline, the third output pipeline is connected with one end of the activated carbon filter, the other end of the activated carbon filter is provided with a fourth output pipeline, the fourth output pipeline is connected with one end of the water softener, the other end of the water softener is provided with a fifth output pipeline, the fifth output pipeline is connected with one end of the nanofiltration water purifier, the other end of the nanofiltration water purifier is provided with a sixth output pipeline, and the sixth output pipeline is connected with one end of.
3. A direct drinking water circulating water supply device according to claim 2, wherein the third output pipeline, the fourth output pipeline, the fifth output pipeline and the sixth output pipeline are respectively provided with a first control valve, a second control valve, a third control valve and a fourth control valve, and the first control valve, the second control valve, the third control valve and the fourth control valve are all one-way valves.
4. A direct drinking water circulating water supply device as claimed in claim 1, wherein the seventh output pipeline is provided with a fifth control valve, the eighth output pipeline is provided with a sixth control valve, and the fifth control valve and the sixth control valve are check valves.
5. A direct drinking water circulating water supply device as claimed in claim 1, wherein the waterproof cover material is quartz glass.
6. A direct drinking water circulating water supply device according to claim 1, wherein the sterilizing and filtering system includes an ultraviolet sterilizer and a microporous filter, one end of the ultraviolet sterilizer is connected with the eighth output pipeline, the other end is provided with a ninth output pipeline, the ninth output pipeline is connected with one end of the microporous filter, the other end of the microporous filter is provided with a tenth output pipeline and a second input pipeline, the tenth output pipeline is connected with the drinking water end, and the second input pipeline is connected with the purifying water tank.
7. A direct drinking water circulating water supply device as claimed in claim 6, wherein the ninth output pipeline, the tenth output pipeline and the second input pipeline are respectively provided with a seventh control valve, an eighth control valve and a ninth control valve, and the seventh control valve, the eighth control valve and the ninth control valve are all one-way valves.
8. A direct drinking water circulating water supply device according to claim 1, characterized in that the direct drinking water circulating water supply device further comprises a waste water tank, one end of the waste water tank is provided with a third input pipeline, the other end is provided with a water outlet, and the third input pipeline is connected with the filtering and softening system.
9. A direct drinking water circulating water supply device as claimed in claim 8, wherein the third input pipeline is provided with a tenth control valve, and the tenth control valve is a one-way valve.
10. A direct drinking water circulating water supply device as claimed in claim 1, wherein the water outlet is provided with a water outlet switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284667.XU CN211896459U (en) | 2020-03-10 | 2020-03-10 | Direct drinking water circulation water supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284667.XU CN211896459U (en) | 2020-03-10 | 2020-03-10 | Direct drinking water circulation water supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211896459U true CN211896459U (en) | 2020-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020284667.XU Expired - Fee Related CN211896459U (en) | 2020-03-10 | 2020-03-10 | Direct drinking water circulation water supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211896459U (en) |
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2020
- 2020-03-10 CN CN202020284667.XU patent/CN211896459U/en not_active Expired - Fee Related
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Granted publication date: 20201110 |