CN213294916U

CN213294916U - Backwashing structure of water purifier

Info

Publication number: CN213294916U
Application number: CN202021958081.3U
Authority: CN
Inventors: 陈惠云
Original assignee: Zhangzhou Gandi Water Purification Equipment Co ltd
Current assignee: Zhangzhou Gandi Water Purification Equipment Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-05-28
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a backwashing structure of a water purifier, the upper and lower ends of a filter element of the water purifier are respectively clamped in an upper positioning ring sleeve and a lower positioning ring sleeve, a water inlet pipe is connected at the center of a top cover, a blow-off pipe is connected at the center of the bottom of a shell, a pure water outlet pipe is connected at the lower side of the outer peripheral surface of the shell, a ring pipe is fixedly connected on the bottom wall inside the shell, the ring pipe is connected with a booster pump arranged outside the shell through a flushing water inlet pipe, the inlet of the booster pump is connected with an external water tank through a pipeline, a plurality of vertical pipes are uniformly and vertically fixedly connected on the outer peripheral surface of the ring pipe, the upper ends of the vertical pipes are in a closed shape, a row of nozzles are respectively arranged on, and the pure water outlet pipe, the flushing water inlet pipe and the flushing and sewage discharging pipe are all provided with a control valve. The utility model has the advantages of novel structure and convenient washing.

Description

Backwashing structure of water purifier

Technical Field

The utility model relates to a back flush structure of purifier is applied to water treatment facilities technical field.

Background

The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water. The water purifier is widely applied to various occasions, and the technical core of the water purifier is a filtering membrane in a filter element device, and the water purifier can effectively filter rust, sand, colloid, chemical agents in water and the like. The purifier is after using a period, one deck incrustation scale and impurity all can bond on the shells inner wall of filter core surface and installation filter core, influence the water purification performance of purifier, when serious, can lead to the jam of purifier inner structure even, generally all solve above-mentioned problem through regularly taking out abluent mode with the filter core on the market, frequently disassemble the filter core like this, waste time and energy on the one hand, also cause certain damage to the filter core simultaneously, the life of filter core has been reduced, to the above-mentioned condition, the back flush structure of a purifier is put forward in particular.

SUMMERY OF THE UTILITY MODEL

For solving prior art scheme's defect, the utility model discloses a back flush structure of purifier, this application can conveniently wash purifier filter core surface and shells inner wall, reduces the frequency of dismouting filter core, has novel structure, washes convenient advantage.

The utility model discloses a back flush structure of purifier, include: the water purifier comprises a shell, a top cover, a water purifier filter element, a lower positioning ring sleeve, an upper positioning ring sleeve, a water inlet pipe, a blow-off pipe, a pure water outlet pipe, a ring pipe, a flushing water inlet pipe, a booster pump, a vertical pipe, a nozzle, a flushing blow-off pipe and a control valve, wherein a holding tank for holding the shell is arranged at the lower part of the top cover, an internal thread is arranged on the inner wall of the holding tank, an external thread matched with the internal thread is arranged at the top of the outer wall of the shell, the top cover is assembled at one side of the top end of the shell in a threaded manner, the water purifier filter element is arranged in the shell, the center of the bottom wall of the shell is fixedly connected with the lower positioning ring sleeve, the center of the lower end face of the top cover is fixedly connected with the upper positioning ring sleeve, the upper end, the utility model discloses a water purifier, including shell, annular pipe, wash sewage pipe, pure water outlet pipe, wash sewage pipe, annular pipe rigid coupling, and the annular pipe sets up with the water purifier filter core is concentric on the inside diapire of shell, the annular pipe advances the pipe through the sparge water and is connected with the booster pump of arranging the shell outside in, the booster pump import is passed through the pipeline and is connected with external water tank, even vertical rigid coupling has a plurality of risers on the annular pipe outer peripheral face, the upper end of riser is in the closed form, the riser outer peripheral face all installs one row of nozzle towards one side of water purifier filter core and towards one side of shell inner wall, wash one side that the blow off union coupling is close to shell inner wall in the shell.

The water purifier filter element comprises a central tube arranged at the center of the water purifier filter element, a filter screen layer is sleeved on the outer side of the central tube, a reverse osmosis membrane is coated on the outer side of the filter screen layer, and the lower end of the water inlet tube extends into one part of an upper opening of the central tube.

And water outlet holes are uniformly formed in the peripheral surface of the central pipe.

The inner diameters of the lower positioning ring sleeve and the upper positioning ring sleeve are consistent with the outer diameter of the filter element of the water purifier, and the lower positioning ring sleeve, the upper positioning ring sleeve and the water purifier are arranged concentrically.

The number of the vertical pipes fixedly connected to the annular pipe is at least 6.

By adopting the technical scheme, the method has the following advantages:

1. the structure is novel;

2. the flushing is convenient.

Drawings

FIG. 1 is a schematic view of a sectional structure of a backwash structure assembly of a water purifier according to the present invention;

FIG. 2 is a schematic view of the connection structure of the middle ring pipe and the vertical pipe of the present invention;

fig. 3 is a schematic structural diagram of the center tube of the present invention.

Wherein: 1-a housing; 2-a top cover; 3-a water purifier filter element; 4-lower positioning ring sleeve; 5-installing a positioning ring sleeve; 6-water inlet pipe; 7-a sewage draining pipe; 8-a pure water outlet pipe; 9-a ring-shaped pipe; 10-a washing water inlet pipe; 11-a booster pump; 12-a riser; 13-a nozzle; 14-flushing a sewage draining pipe; 15-a control valve; 31-a central tube; 32-a filter screen layer; 33-a reverse osmosis membrane; 311-water outlet.

Detailed Description

As shown in fig. 1-3, the utility model discloses a backwash structure of water purifier, include: the water purifier comprises a shell 1, a top cover 2, a water purifier filter element 3, a lower positioning ring sleeve 4, an upper positioning ring sleeve 5, a water inlet pipe 6, a blow-off pipe 7, a pure water outlet pipe 8, a ring pipe 9, a flushing water inlet pipe 10, a booster pump 11, a vertical pipe 12, a nozzle 13, a flushing blow-off pipe 14 and a control valve 15, wherein a holding tank for holding the shell 1 is arranged at the lower part of the top cover 2, internal threads are arranged on the inner wall of the holding tank, external threads matched with the internal threads are arranged at the top of the outer wall of the shell 1, the top cover 2 is assembled at one side of the top end of the shell 1 in a threaded manner, the water purifier filter element 3 is arranged inside the shell 2, the lower positioning ring sleeve 4 is fixedly connected at the center of the bottom wall of the shell 1, the upper positioning ring sleeve 5 is fixedly connected at the center of the lower end face, the center of the bottom of the shell 1 is connected with a sewage discharge pipe 7, the pure water outlet pipe 8 is connected with the lower side of the outer peripheral surface of the shell 1, the annular pipe 9 is fixedly connected on the bottom wall in the shell 1, and the annular pipe 9 and the water purifier filter element 3 are arranged concentrically, the annular pipe 9 is connected with a booster pump 11 arranged outside the shell 1 through a flushing water inlet pipe 10, the inlet of the booster pump 11 is connected with an external water tank through a pipeline, a plurality of vertical pipes 12 are uniformly and vertically fixedly connected on the peripheral surface of the annular pipe 9, the upper end of the vertical pipe 12 is in a closed shape, one side of the outer peripheral surface of the vertical pipe 12 facing the filter element 3 of the water purifier and one side of the outer peripheral surface of the vertical pipe 12 facing the inner wall of the shell 1 are both provided with a row of nozzles 13, the flushing sewage discharge pipe 14 is connected to one side of the bottom of the shell 1, which is close to the inner wall of the shell 1, and the water inlet pipe 6, the sewage discharge pipe 7, the pure water outlet pipe 8, the flushing water inlet pipe 10 and the flushing sewage discharge pipe 14 are all provided with a control valve 15.

The water purifier filter element 3 comprises a central tube 31 arranged at the center of the water purifier filter element 3, a filter screen layer 32 is sleeved outside the central tube 31, a reverse osmosis membrane 33 is coated outside the filter screen layer 32, and the lower end of the water inlet tube 6 extends into one part of the upper opening of the central tube 31.

Water outlet holes 311 are uniformly formed on the outer peripheral surface of the central tube 31.

The inner diameters of the lower positioning ring sleeve 4 and the upper positioning ring sleeve 5 are consistent with the outer diameter of the water purifier filter element 3, and the lower positioning ring sleeve 4 and the upper positioning ring sleeve 5 are concentrically arranged.

The number of the stand pipes 12 fixedly connected to the annular pipe 9 is at least 6.

The utility model discloses an implement like this: when in use, the control valves on the sewage discharge pipe 7, the flushing water inlet pipe 10 and the flushing sewage discharge pipe 14 are closed, water enters from the water inlet pipe 6, enters the filter screen layer 32 and the reverse osmosis membrane 33 from the water outlet hole 311 on the central pipe 31, and filtered pure water flows out from the pure water outlet pipe 8; when needs wash 3 surfaces of purifier filter core and 1 inner wall of shell, close the inlet tube 6, the control valve of blow off pipe 7 and 8 departments of pure water outlet pipe, start booster pump 11, booster pump 11 is in the sparge water pump ring pipe 9, then flow to each riser 12 in through ring pipe 9, spout from nozzle 13 at last, thereby wash purifier filter core 3 and 1 inner wall of shell, the impurity that dashes down is discharged from washing blow off pipe 14, can accomplish and wash the operation. This application can reduce the frequency of disassembling purifier filter core 3, can make the purifier long-time operation, labour saving and time saving just washes the convenience. Set up blow off pipe 7 in this application, sewage pipe when can regard as the washing center tube 31, the washing center tube 31 only need follow inlet tube 6 department intake wash can.

Finally, it should be noted that: the above embodiments are only used for illustrating the present invention and do not limit the technical solution described in the present invention; thus, while the present invention has been described in detail with reference to the various embodiments thereof, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and within the scope and spirit of the following claims.

Claims

1. A backwash structure of a water purifier includes: shell, top cap, purifier filter core, lower position ring cover, go up position ring cover, inlet tube, blow off pipe, pure water outlet pipe, ring pipe, sparge water advance tub, booster pump, riser, nozzle, wash blow off pipe, control valve, the top cap lower part is equipped with the holding tank that holds the shell, and opens on the holding tank inner wall and have the internal thread, shell outer wall top is equipped with the external screw thread that matches with the internal thread, top cap screw assembly is in shell top one side, shell internally mounted has the purifier filter core, its characterized in that: the center of the bottom wall of the shell is fixedly connected with a lower positioning ring sleeve, the center of the lower end surface of the top cover is fixedly connected with an upper positioning ring sleeve, the upper end and the lower end of a filter element of the water purifier are respectively clamped in the upper positioning ring sleeve and the lower positioning ring sleeve, the center of the top cover is connected with a water inlet pipe, the center of the bottom of the shell is connected with a blow-off pipe, a pure water outlet pipe is connected to the lower side of the outer peripheral surface of the shell, the annular pipe is fixedly connected to the inner bottom wall of the shell and is concentrically arranged with the filter element of the water purifier, the annular pipe is connected with a booster pump arranged at the outer side of the shell through a flushing water inlet pipe, the inlet of the booster pump is connected with an external water tank through a pipeline, a plurality of vertical pipes are uniformly and, the flushing blow-off pipe is connected to one side of the bottom of the shell, which is close to the inner wall of the shell, and a control valve is arranged on each of the water inlet pipe, the blow-off pipe, the pure water outlet pipe, the flushing water inlet pipe and the flushing blow-off pipe.

2. The backwash structure of a water purification machine according to claim 1, wherein: the water purifier filter element comprises a central tube arranged at the center of the water purifier filter element, a filter screen layer is sleeved on the outer side of the central tube, a reverse osmosis membrane is coated on the outer side of the filter screen layer, and the lower end of the water inlet tube extends into one part of an upper opening of the central tube.

3. The backwash structure of a water purification machine according to claim 2, wherein: and water outlet holes are uniformly formed in the peripheral surface of the central pipe.

4. The backwash structure of a water purification machine according to claim 1, wherein: the inner diameters of the lower positioning ring sleeve and the upper positioning ring sleeve are consistent with the outer diameter of the filter element of the water purifier, and the lower positioning ring sleeve, the upper positioning ring sleeve and the water purifier are arranged concentrically.

5. The backwash structure of a water purification machine according to claim 1, wherein: the number of the vertical pipes fixedly connected to the annular pipe is at least 6.