CN214141800U - Water resource circulation purifier - Google Patents

Water resource circulation purifier Download PDF

Info

Publication number
CN214141800U
CN214141800U CN202022423705.8U CN202022423705U CN214141800U CN 214141800 U CN214141800 U CN 214141800U CN 202022423705 U CN202022423705 U CN 202022423705U CN 214141800 U CN214141800 U CN 214141800U
Authority
CN
China
Prior art keywords
water
tank
filter screen
cleaning
reverse osmosis
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.)
Expired - Fee Related
Application number
CN202022423705.8U
Other languages
Chinese (zh)
Inventor
李宝华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202022423705.8U priority Critical patent/CN214141800U/en
Application granted granted Critical
Publication of CN214141800U publication Critical patent/CN214141800U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The utility model relates to the technical field of water resource protection, in particular to a water resource circulation purification device, which comprises a water purification tank, four support rods, a first filter screen, a second filter screen, a reverse osmosis membrane and a water storage tank, wherein two support rods of the four support rods are respectively positioned at the front side and the rear side below a first placing groove and a first cleaning through hole, the other two support rods of the four support rods are respectively positioned at the front side and the rear side below a second placing groove and a second cleaning through hole, the right end of the first filter screen and the left end of the second filter screen are respectively provided with two handles, the reverse osmosis membrane is fixed in the water purification tank, the water storage tank is fixed at the bottom inside the water purification tank, the right side of the water purification tank is communicated with a water outlet, and the left side bottom of the water storage tank and the left side bottom of the water purification tank are communicated with a water outlet pipe; when the water purification device is used, cleaning work can be conveniently carried out, the use complexity of equipment is improved by the cleaning work, and the water resource is guaranteed to be purified and recycled timely.

Description

Water resource circulation purifier
Technical Field
The utility model relates to a water resource protection's technical field specifically is a water resource circulation purifier.
Background
As is well known, a water resource recycling and purifying device is an environment-friendly water saving device for purifying water resources and recycling the water resources, and is widely used in the field of water resource protection.
Chinese patent No. CN204727679U discloses a domestic water resource purification device, which is described as follows: the device comprises a purification box, wherein a supporting net, a filtering membrane plate, a layer net, a water collecting channel and a water storage tank are respectively arranged in an inner cavity of the purification box, a fine sand filtering layer is arranged at the bottom of the supporting net, a filtering template is arranged at the bottom of the fine sand filtering layer, granular activated carbon is arranged at the bottom of the filtering membrane plate, the layer net is arranged at the bottom of the granular activated carbon, and the water storage tank is connected with the bottom of the water collecting channel; present domestic water purification device discovers when using, and its holds in the palm net and filters the lamina membranacea etc. and after long-time the use, need clear up, however its clearance process is comparatively loaded down with trivial details, has influenced the cyclic purification utilization of water resource.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a water resource circulation purifier, it can be when using, the convenient work of clearing up that carries on avoids the use complexity of clearing up work improve equipment, guarantees that the water resource obtains timely purification recycling.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the water resource circulation purification device comprises a water purification tank, four support rods, a first filter screen, a second filter screen, a reverse osmosis membrane and a water storage tank, wherein a water purification cavity is arranged inside the water purification tank, a water inlet pipe is communicated with the top of the water purification tank, a first placing groove is arranged on the left side inside the water purification tank, a first cleaning through hole is communicated with the right side of the water purification tank, a second placing groove is arranged on the right side inside the water purification tank and is positioned below the first cleaning through hole, a second cleaning through hole is communicated with the left side of the water purification tank and is positioned below the first placing groove, the four support rods are respectively fixed on the front side and the rear side inside the water purification tank, two support rods of the four support rods are respectively positioned on the front side and the rear side below the first placing groove and the first cleaning through hole, and the other two support rods of the four support rods are respectively positioned on the front side and the rear side below the second placing groove and the second cleaning through hole, the left end of the first filter screen penetrates through the first cleaning through hole and extends into the purifying box, the left end of the first filter screen is placed in the first placing groove, the front side and the rear side of the bottom of the first filter screen are respectively placed on the two supporting rods positioned above, the right end of the second filter screen penetrates through the second cleaning through hole and extends into the purifying box, the right end of the second filter screen is placed in the second placing groove, the front side and the rear side of the bottom of the second filter screen are respectively placed on the two supporting rods positioned below, the right end of the first filter screen and the left end of the second filter screen are respectively provided with two handles, the reverse osmosis membrane is fixed in the purifying box and is positioned below the second filter screen, the water storage tank is fixed at the bottom in the purifying box, the middle part of the left side of the purifying box is uniformly provided with a plurality of cleaning nozzles, and the cleaning nozzles are all positioned above the left side of the reverse osmosis membrane, the inside of purifying box is by preceding being provided with a plurality of clearance pipes to the back uniformly, be provided with a plurality of clearance nozzles on a plurality of clearance pipes respectively uniformly, a plurality of clearance nozzles all are located reverse osmosis membrane's below, the right side intercommunication of purifying box is provided with the outlet, the inside of outlet is provided with the drain pipe, the left end of drain pipe is located reverse osmosis membrane's right side top, the storage water tank is located reverse osmosis membrane's below, the inside of storage water tank is provided with the water storage chamber, the top intercommunication of storage water tank is provided with the water storage mouth, the left side bottom of storage water tank and the left side bottom intercommunication of water purification case are provided with the outlet pipe, the left end lid of outlet pipe is equipped with the board of draining.
Preferably, still include a plurality of sealing strips, a plurality of sealing strips are installed respectively first clearance through-hole with the inside of second clearance through-hole, a plurality of sealing strips respectively with the right-hand member of first filter screen with the left end in close contact with of second filter screen.
Preferably, still include the waste water tank, the waste water tank with the connection can be dismantled to the right side lower part of purifying box, the inside of waste water tank is provided with the waste water chamber, and the top intercommunication of waste water tank is provided with the waste water mouth, the drain pipe inserts in the waste water mouth, and the intercommunication is provided with drainage valve on the drain pipe.
Preferably, still include the transparent plate, the right side top intercommunication of waste water tank is provided with the viewing aperture, the transparent plate is installed the inside of viewing aperture.
Preferably, still include distributive pipe, a plurality of flow pipe and distributive disc, the top central authorities of distributive pipe with the bottom intercommunication of inlet tube, distributive pipe both ends are sealed, and the top central authorities of a plurality of flow pipe are from left to right evenly with the bottom intercommunication of distributive pipe, and the bottom of a plurality of flow pipe is provided with a plurality of water supply holes by preceding to back evenly intercommunication, the distributive disc is installed the inside of purifying box, the distributive disc is located the below of a plurality of flow pipe, and the distributive disc is located the top of first filter screen is provided with a plurality of distributive holes on the distributive disc evenly.
Preferably, the reverse osmosis membrane further comprises a plurality of flow meters, and the plurality of flow meters are respectively arranged at the bottom of the reverse osmosis membrane.
Preferably, the water purification device further comprises a water level meter, wherein the water level meter is arranged at the bottom of the left side of the purification box and is communicated with the inside of the water storage box.
(III) advantageous effects
Compared with the prior art, the utility model provides a water resource circulation purifier possesses following beneficial effect: the water can be filtered and purified for the second time through the first filter screen and the second filter screen, then the water can be further evolved through a reverse osmosis membrane, and the purified water is stored in the water storage tank; the first filter screen and the second filter screen can be drawn out of the purification box through the drawing handle, so that the first filter screen and the second filter screen can be cleaned conveniently, meanwhile, the cleaning nozzles can spray water to clean the reverse osmosis membrane from the bottom through communication with an external water source, and the cleaned sewage is flushed into a drain pipe through the cleaning nozzles and is discharged; through the operation, parts such as the first filter screen and the like can be cleaned conveniently in time, so that the water resource is conveniently purified and recycled.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view structure diagram of the present invention;
fig. 3 is a schematic top view of the water distribution pipe of the present invention;
in the figure: 1. a water purifying tank; 2. a support bar; 3. a first filter screen; 4. a second filter screen; 5. a reverse osmosis membrane; 6. a water storage tank; 7. a water inlet pipe; 8. a handle; 9. cleaning the spray head; 10. cleaning the pipe; 11. cleaning the nozzle; 12. a drain pipe; 13. a water outlet pipe; 14. a water discharge plate; 15. a sealing strip; 16. a wastewater tank; 17. a drain valve; 18. a transparent plate; 19. a water diversion pipe; 20. a water supply pipe; 21. a water diversion disc; 22. water distribution holes; 23. a flow meter; 24. a water level gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model relates to a water resource circulation purification device, which comprises a water purification tank 1, four support rods 2, a first filter screen 3, a second filter screen 4, a reverse osmosis membrane 5 and a water storage tank 6, wherein the water purification tank 1 is internally provided with a water purification cavity, the top of the water purification tank 1 is communicated with a water inlet pipe 7, the left side of the interior of the water purification tank 1 is provided with a first placing groove, the right side of the interior of the water purification tank 1 is provided with a first cleaning through hole, the right side of the interior of the water purification tank 1 is provided with a second placing groove, the second placing groove is positioned below the first cleaning through hole, the left side of the water purification tank 1 is communicated with a second cleaning through hole, the second cleaning through hole is positioned below the first placing groove, the four support rods 2 are respectively fixed at the front side and the rear side of the interior of the water purification tank 1, two support rods 2 of the four support rods are respectively positioned at the front side and the rear side below the first placing groove and the first cleaning through hole, the other two support rods 2 of the four support rods 2 are respectively positioned on the front side and the rear side below the second placing groove and the second cleaning through hole, the left end of the first filter screen 3 penetrates through the first cleaning through hole and extends into the purifying box, the left end of the first filter screen 3 is placed in the first placing groove, the front side and the rear side of the bottom of the first filter screen 3 are respectively placed on the two support rods 2 positioned above, the right end of the second filter screen 4 penetrates through the second cleaning through hole and extends into the purifying box, the right end of the second filter screen 4 is placed in the second placing groove, the purifying box further comprises a plurality of sealing strips 15, the plurality of sealing strips 15 are respectively installed in the first cleaning through hole and the second cleaning through hole, the plurality of sealing strips 15 are respectively in close contact with the right end of the first filter screen 3 and the left end of the second filter screen 4, and the sealing performance of the purifying box 1 can be improved through the plurality of sealing strips 15; the front side and the rear side of the bottom of the second filter screen 4 are respectively placed on two support rods 2 positioned below, the right end of the first filter screen 3 and the left end of the second filter screen 4 are respectively provided with two handles 8, the reverse osmosis membrane 5 is fixed in the water purification tank 1, the reverse osmosis membrane 5 is positioned below the second filter screen 4, the water storage tank 6 is fixed at the bottom of the interior of the purification tank, the middle of the left side of the purification tank is uniformly provided with a plurality of cleaning nozzles 9, the cleaning nozzles 9 are all positioned above the left side of the reverse osmosis membrane 5, the interior of the purification tank is uniformly provided with a plurality of cleaning pipes 10 from front to back, the cleaning pipes 10 are respectively and uniformly provided with a plurality of cleaning nozzles 11, the cleaning nozzles 11 are all positioned below the reverse osmosis membrane 5, the right side of the purification tank is communicated and provided with a water outlet, the water outlet is internally provided with a water discharge pipe 12, the left end of the water discharge pipe 12 is positioned above the right side of the reverse osmosis membrane 5, the water storage tank 6 is positioned below the reverse osmosis membrane 5, a water storage cavity is arranged inside the water storage tank 6, the top of the water storage tank 6 is communicated with a water storage port, the left bottom of the water storage tank 6 and the left bottom of the water purification tank 1 are communicated with a water outlet pipe 13, a left end cover of the water outlet pipe 13 is provided with a water discharge plate 14, water can be secondarily filtered and purified through the first filter screen 3 and the second filter screen 4, then, the water can be further evolved through the reverse osmosis membrane 5, and the purified water is stored in the water storage tank 6; moreover, the first filter screen 3 and the second filter screen 4 can be drawn out of the purification box through the drawing handle 8, so that the first filter screen 3 and the second filter screen 4 can be cleaned conveniently, meanwhile, the cleaning nozzles 11 can spray water to clean the reverse osmosis membrane 5 from the bottom through being communicated with an external water source, and the cleaned sewage is flushed into the drain pipe 12 through the cleaning nozzles 9 and is discharged; through the operation, the parts such as the first filter screen 3 and the like can be cleaned in time conveniently, so that the water resource is convenient to purify and recycle; the reverse osmosis membrane cleaning device is characterized by further comprising a waste water tank 16, the waste water tank 16 is detachably connected with the lower portion of the right side of the purification tank, a waste water cavity is formed in the waste water tank 16, a waste water opening is formed in the top of the waste water tank 16 in a communicating mode, the drain pipe 12 is inserted into the waste water opening, a drain valve 17 is arranged on the drain pipe 12 in a communicating mode, when the reverse osmosis membrane 5 is cleaned, the drain valve 17 is opened, so that sewage generated by cleaning is discharged into the waste water tank 16 through the drain pipe 12, and therefore centralized treatment of the sewage is facilitated; the waste water tank is characterized by further comprising a transparent plate 18, the top of the right side of the waste water tank 16 is provided with an observation port in a communicated mode, the transparent plate 18 is installed inside the observation port, and the water quantity in the waste water tank 16 can be observed through the transparent plate 18 so as to judge whether the waste water tank 16 needs to be cleaned or not.
It should be further noted that the water purifier also comprises a water dividing pipe 19, a plurality of water delivery pipes 20 and a water dividing disc 21, the top center of the water dividing pipe 19 is communicated with the bottom end of the water inlet pipe 7, two ends of the water dividing pipe 19 are sealed, the top centers of the water delivery pipes 20 are evenly communicated with the bottom of the water dividing pipe 19 from left to right, the bottoms of the water delivery pipes 20 are evenly communicated with a plurality of water delivery holes from front to back, the water dividing disc 21 is installed inside the water purifying box, the water dividing disc 21 is located below the water delivery pipes 20, the water dividing disc 21 is located above the first filter screen 3, the water dividing disc 21 is evenly provided with a plurality of water dividing holes 22, water is divided to the water delivery pipes 20 through the water dividing pipe 19, then further divided to the water dividing disc 21 through the water delivery pipes 20, then the water flows into the first filter screen 3 and the second filter screen 4 through the water dividing holes 22 of the water dividing disc 21, thereby improving the filtration efficiency of water; the reverse osmosis membrane cleaning device is characterized by further comprising a plurality of flowmeters 23, wherein the flowmeters 23 are respectively arranged at the bottoms of the reverse osmosis membranes 5, and the flow rate of water filtered by the reverse osmosis membranes 5 can be monitored through the flowmeters 23, so that whether the first filter screen 3, the second filter screen 4 and the reverse osmosis membranes 5 need to be cleaned or not is judged; the water purification device further comprises a water level meter 24, wherein the water level meter 24 is installed at the bottom of the left side of the purification box, the water level meter 24 is communicated with the inside of the water storage box 6, and the water quantity remained in the water storage box 6 can be displayed through the water level meter 24.
In summary, the working principle and working process of the water resource circulation purification device are that when the device is used, wastewater is discharged into the purification box through the water inlet pipe 7, then the water uniformly flows to the first filter screen 3 and the second filter screen 4 through the water distribution pipe 19, the plurality of water supply pipes 20 and the water distribution disc 21, the water is secondarily filtered and purified through the first filter screen 3 and the second filter screen 4, then the water is further evolved through the reverse osmosis membrane 5, and the purified water is stored in the water storage box 6 for later use; when the cleaning work is carried out to needs, pull handle 8 is taken first filter screen 3 and second filter screen 4 out by the purifying box in to clear up first filter screen 3 and second filter screen 4, and, through with outside water source intercommunication, make a plurality of clearance nozzles 11 from the bottom to reverse osmosis membrane 5 the clearance of spraying water, and, wash into drain pipe 12 through a plurality of clearance shower nozzles 9 and in reaching waste water tank 16 side by side, thereby accomplish the cleaning work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A water resource circulation purification device is characterized by comprising a water purification tank (1), four support rods (2), a first filter screen (3), a second filter screen (4), a reverse osmosis membrane (5) and a water storage tank (6), wherein a water purification cavity is arranged in the water purification tank (1), a water inlet pipe (7) is communicated with the top of the water purification tank (1), a first placing groove is arranged on the left side of the interior of the water purification tank (1), a first cleaning through hole is communicated with the right side of the water purification tank (1), a second placing groove is arranged on the right side of the interior of the water purification tank (1), the second placing groove is positioned below the first cleaning through hole, a second cleaning through hole is communicated with the left side of the water purification tank (1) and positioned below the first placing groove, the four support rods (2) are respectively fixed on the front side and the rear side of the interior of the water purification tank (1), two support rods (2) of the four support rods (2) are respectively positioned at the front side and the rear side below the first placing groove and the first cleaning through hole, the other two support rods (2) of the four support rods (2) are respectively positioned at the front side and the rear side below the second placing groove and the second cleaning through hole, the left end of the first filter screen (3) passes through the first cleaning through hole and extends into the purifying box, the left end of the first filter screen (3) is positioned in the first placing groove, the front side and the rear side of the bottom of the first filter screen (3) are respectively positioned on the two support rods (2) positioned above, the right end of the second filter screen (4) passes through the second cleaning through hole and extends into the purifying box, the right end of the second filter screen (4) is positioned in the second placing groove, the front side and the rear side of the bottom of the second filter screen (4) are respectively positioned on the two support rods (2) positioned below, the right end of the first filter screen (3) and the left end of the second filter screen (4) are respectively provided with two handles (8), the reverse osmosis membrane (5) is fixed in the water purifying tank (1), the reverse osmosis membrane (5) is positioned below the second filter screen (4), the water storage tank (6) is fixed at the bottom inside the water purifying tank, the middle part of the left side of the water purifying tank is uniformly provided with a plurality of cleaning nozzles (9), the cleaning nozzles (9) are all positioned above the left side of the reverse osmosis membrane (5), the inside of the water purifying tank is uniformly provided with a plurality of cleaning pipes (10) from front to back, the cleaning pipes (10) are respectively and uniformly provided with a plurality of cleaning nozzles (11), the cleaning nozzles (11) are all positioned below the reverse osmosis membrane (5), the right side of the water purifying tank is communicated and provided with a water outlet, the inside of the water outlet is provided with a drain pipe (12), the left end of the drain pipe (12) is positioned above the right side of the reverse osmosis membrane (5), the water storage tank (6) is located below the reverse osmosis membrane (5), a water storage cavity is arranged inside the water storage tank (6), a water storage opening is formed in the top of the water storage tank (6) in a communicated mode, a water outlet pipe (13) is formed in the bottom of the left side of the water storage tank (6) and the bottom of the left side of the water purification tank (1) in a communicated mode, and a water discharge plate (14) is installed on the left end cover of the water outlet pipe (13).
2. A water resource circulation purification apparatus as claimed in claim 1, wherein: still include a plurality of sealing strips (15), a plurality of sealing strips (15) are installed respectively first clearance through-hole with the inside of second clearance through-hole, a plurality of sealing strips (15) respectively with the right-hand member of first filter screen (3) with the left end in close contact with of second filter screen (4).
3. A water resource circulation purification apparatus as claimed in claim 2, wherein: still include waste water tank (16), waste water tank (16) with the connection can be dismantled to the right side lower part of purifying box, the inside of waste water tank (16) is provided with the waste water chamber, and the top intercommunication of waste water tank (16) is provided with the waste water mouth, in drain pipe (12) inserted the waste water mouth, the intercommunication was provided with drain valve (17) on drain pipe (12).
4. A water resource circulation purification apparatus as claimed in claim 3, wherein: still include transparent plate (18), the right side top intercommunication of waste water tank (16) is provided with the viewing aperture, transparent plate (18) are installed the inside of viewing aperture.
5. The water resource circulation purification device of claim 4, wherein: still include distributive pipe (19), a plurality of flow pipe (20) and distributive disc (21), the top central authorities of distributive pipe (19) with the bottom intercommunication of inlet tube (7), distributive pipe (19) both ends are sealed, the top central authorities of a plurality of flow pipe (20) are by left to right evenly with the bottom intercommunication of distributive pipe (19), the bottom of a plurality of flow pipe (20) is provided with a plurality of water supply holes by preceding to back evenly intercommunication, install distributive disc (21) the inside of purifying box, distributive disc (21) are located the below of a plurality of flow pipe (20), distributive disc (21) are located the top of first filter screen (3), are provided with a plurality of water distribution holes (22) on distributive disc (21) evenly.
6. The water resource circulation purification device as claimed in claim 5, wherein: the reverse osmosis membrane device is characterized by further comprising a plurality of flow meters (23), wherein the flow meters (23) are respectively arranged at the bottom of the reverse osmosis membrane (5).
7. The water resource circulation purification device of claim 6, wherein: the water purification tank is characterized by further comprising a water level meter (24), wherein the water level meter (24) is installed at the bottom of the left side of the purification tank, and the water level meter (24) is communicated with the inside of the water storage tank (6).
CN202022423705.8U 2020-10-27 2020-10-27 Water resource circulation purifier Expired - Fee Related CN214141800U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022423705.8U CN214141800U (en) 2020-10-27 2020-10-27 Water resource circulation purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022423705.8U CN214141800U (en) 2020-10-27 2020-10-27 Water resource circulation purifier

Publications (1)

Publication Number Publication Date
CN214141800U true CN214141800U (en) 2021-09-07

Family

ID=77560981

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022423705.8U Expired - Fee Related CN214141800U (en) 2020-10-27 2020-10-27 Water resource circulation purifier

Country Status (1)

Country Link
CN (1) CN214141800U (en)

Similar Documents

Publication Publication Date Title
CN202951317U (en) Automatic-cleaning precision filter
CN211664874U (en) Automatic change glass steel sewage treatment purifier
CN214141800U (en) Water resource circulation purifier
CN219922333U (en) Built-in filter screen structure of industrial water supply system
CN108264175A (en) A kind of Domestic sewage treatment device
CN207537250U (en) A kind of water resource recycling cleaning device
CN213506235U (en) Purifier is used in sewage treatment processing
CN210915565U (en) Primary filtering equipment for wastewater treatment
CN213606031U (en) Water spray recovery type bathing device
CN204138953U (en) For filter assemblies and the washing machine of washing machine
CN209173551U (en) A kind of filter device for water facilities
CN208218528U (en) A kind of dirty, domestic sewage treatment device for shunting only
CN208135988U (en) A kind of urban water supply system
CN212078082U (en) Foam shutoff formula sewage recovery utilizes device
CN211035550U (en) Effluent treatment plant for construction
CN210146527U (en) High-efficient seed washing unit
CN211585450U (en) Filter cartridge
CN213865756U (en) Comprehensive resource recycling device for domestic wastewater
CN207714455U (en) A kind of Water basin for kitchen with sewage treatment function
CN221488764U (en) Circulating system of temporary storage device for aquatic products
CN214299481U (en) MBR produces water and removes turbid device in succession
CN211170198U (en) Filter
CN221797409U (en) Purification equipment with washing filtering capability
CN213924274U (en) But cyclic utilization's in beef production sewage treatment plant
CN215855412U (en) Internal cleaning and sterilizing device of water purifier

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210907