CN212700790U

CN212700790U - Backwashing device for pure water production

Info

Publication number: CN212700790U
Application number: CN202021427728.XU
Authority: CN
Inventors: 席光成
Original assignee: Kunshan Jintianyuan Water Treatment Equipment Co ltd
Current assignee: Kunshan Jintianyuan Water Treatment Equipment Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-16
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a back flush unit is used in pure water production, which comprises a bracket, fixed mounting has the controller on the support, the upper end fixedly connected with drum of support, and fixedly connected with outlet pipe on the lateral wall of drum, the first closing plate of one end fixedly connected with of drum, and first closing plate keep away from the first blow off pipe of fixedly connected with on the lateral wall of drum, install first solenoid valve on the first blow off pipe, and first solenoid valve and controller electric connection, the other end fixedly connected with second closing plate of drum, and the second closing plate keeps away from fixedly connected with second blow off pipe on the lateral wall of drum, install the second solenoid valve on the second blow off pipe, and second solenoid valve and controller electric connection. The utility model relates to a water purifies technical field, utilizes two distributive pipe interphase back flush that carries on for strain a section of thick bamboo and obtain abundant cleanness, can not collect together impurity at the import section of straining a section of thick bamboo, make the device can use for a long time.

Description

Backwashing device for pure water production

Technical Field

The utility model relates to a water purifies technical field, specifically is a back washing unit is used in pure water production.

Background

The back flushing device is a device which is used for preventing the pipe orifice of the condenser pipe from being blocked by garbage frequently, a four-way valve is arranged at a circulating cooling water inlet, and can periodically enable circulating cooling water in the condenser to run reversely to flush away the garbage on the cooling pipe plate.

In practical application, when the steering valve is closed and the sewage discharge valve is opened, water flow is forced to enter the outer side of the filter cylinder from the mesh of the inlet section of the filter cylinder, most of the water flow flows out of the outlet, and part of the water flow enters the inner part of the filter cylinder from the outer part of the filter through the mesh of the impurity collecting section to backwash the filter cylinder, but the inlet section of the filter cylinder is always positioned in the filter pile body and cannot benefit from backwashing.

To this end, we propose a backwash device for pure water production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a back washing unit is used in pure water production to the filter cartridge import section of the back washing unit on the existing market that the solution above-mentioned background art provided is by clear problem in the back washing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a back washing device for pure water production comprises a support, wherein a controller is fixedly installed on the support, a cylinder is fixedly connected to the upper end of the support, a water outlet pipe is fixedly connected to the side wall of the cylinder, a first sealing plate is fixedly connected to one end of the cylinder, a first sewage discharge pipe is fixedly connected to the side wall, away from the cylinder, of the first sealing plate, a first electromagnetic valve is installed on the first sewage discharge pipe and electrically connected with the controller, a second sealing plate is fixedly connected to the other end of the cylinder, a second sewage discharge pipe is fixedly connected to the side wall, away from the cylinder, of the second sealing plate, a second electromagnetic valve is installed on the second sewage discharge pipe and electrically connected with the controller, a motor is fixedly connected to the cylinder, a rotating shaft is fixedly connected to the side wall, extending through the cylinder, and a filter cylinder is sleeved in the cylinder, and the both ends of straining a section of thick bamboo set up with first closing plate and second closing plate fixed connection respectively, and first blow off pipe and second blow off pipe with strain an inside and be linked together, the pivot runs through the lateral wall fixedly connected with disk of straining a section of thick bamboo, and the disk is for straining an inside setting, the lateral wall both ends of straining a section of thick bamboo are fixedly connected with first minute water pipe and second minute water pipe respectively, and install third solenoid valve and fourth solenoid valve on first minute water pipe and the second minute water pipe respectively, and third solenoid valve and fourth solenoid valve respectively with controller electric connection, the other end fixedly connected with inlet tube of first minute water pipe and second minute water pipe.

Preferably, a fifth electromagnetic valve is installed on the water outlet pipe, and the fifth electromagnetic valve is electrically connected with the controller.

Preferably, the controller is of type Q00 TCPU.

Preferably, a flow sensor is installed on the water outlet pipe, and the flow sensor is electrically connected with the controller.

Preferably, the flow sensor is model number EXQ 41W.

Preferably, the diameter of the disc is consistent with the diameter of the inner side wall of the filter cartridge, and the rotating shaft passes through the geometric center of the filter cartridge and is arranged perpendicular to the side wall of the filter cartridge.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the back washing function is realized through the controller, the motor, the first electromagnetic valve and the like, when the filter is normally used for filtering, only the first electromagnetic valve and the second electromagnetic valve are closed, along with the increase of the service time of the device, a large amount of impurities are accumulated in the filter cylinder, when the filtering effect is influenced, the flow sensor can receive a signal that the water flow is reduced and then send the signal to the controller, then the controller can control the first electromagnetic valve to be opened and the fourth electromagnetic valve to be closed, and simultaneously control the motor to rotate, so that the wafer separates two ends of the filter cylinder, at the moment, the water flow enters the filter cylinder from the first water distribution pipe, a part of the filtered water flow enters from the other end of the filter cylinder and washes the impurities attached to the inner wall of the filter cylinder, then the impurities are discharged from the first drain pipe, after a certain time, the controller controls the first electromagnetic valve to be closed and the fourth electromagnetic valve to be opened, and simultaneously controls, at the moment, the back flushing of the equipment is finished, after the equipment is continuously used for a period of time, when the second back flushing is carried out, the controller can control the second electromagnetic valve to be opened and the third electromagnetic valve to be closed, so that water flows through a channel symmetrical to the first back flushing, and the other half of the filter cylinder is also subjected to back flushing, and the cleanliness of the whole filter cylinder is repeatedly ensured, so that the filtering effect is improved;

2. the filter drum is backwashed under stronger water pressure through the fifth electromagnetic valve and the controller, when equipment is seriously blocked, the fifth electromagnetic valve is closed through manual adjustment of the controller, production is suspended, then a backwashing process is carried out, backwashing is carried out when the fifth electromagnetic valve is not closed, only part of filtered water is used for backwashing, and most of the water still flows out of the water outlet pipe, so that the backwashing water pressure is lower, and after the fifth electromagnetic valve is closed, the filtered water is completely used for backwashing, so that the backwashing water pressure is higher, and the cleaning effect is better.

Drawings

FIG. 1 is a schematic view of an external structure of a backwash device for pure water production according to the present invention;

FIG. 2 is a schematic view of the internal structure of a cylinder of the backwash device for pure water production according to the present invention;

fig. 3 is a schematic structural view of a cross section of a filter cartridge of a backwashing device for pure water production according to the present invention.

In the figure: 1. a support; 2. a controller; 3. a cylinder; 4. a water outlet pipe; 5. a fifth solenoid valve; 6. a first sealing plate; 7. a second sealing plate; 8. a first drain pipe; 9. a first solenoid valve; 10. a second sewage draining pipe; 11. a second solenoid valve; 12. a motor; 13. a rotating shaft; 14. a filter cartridge; 15. a wafer; 16. a first water diversion pipe; 17. a third electromagnetic valve; 18. a second water dividing pipe; 19. a fourth solenoid valve; 20. a water inlet pipe; 21. a flow sensor.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a back washing device for pure water production comprises a bracket 1, a controller 2 is fixedly installed on the bracket 1, the model of the controller 2 is Q00TCPU, the using mode and principle of the controller 2 are known technologies, and details are not described herein, a cylinder 3 is fixedly connected to the upper end of the bracket 1, a water outlet pipe 4 is fixedly connected to the side wall of the cylinder 3, a fifth electromagnetic valve 5 is installed on the water outlet pipe 4, the fifth electromagnetic valve 5 is electrically connected with the controller 2, so that the controller 2 can adjust the closing state of the fifth electromagnetic valve 5, a flow sensor 21 is installed on the water outlet pipe 4, the flow sensor 21 is electrically connected with the controller 2, the model of the flow sensor 21 is EXQ41W, the setting enables the controller 2 to automatically receive the blocking condition of a filter cylinder 14, when the water flow is smaller than a certain amount, the back washing operation of each part is automatically controlled, the principle and the mode of the electrical connection are well known technologies, and will not be described herein again, one end of the cylinder 3 is fixedly connected with a first sealing plate 6, and a side wall of the first sealing plate 6 away from the cylinder 3 is fixedly connected with a first sewage pipe 8, a first electromagnetic valve 9 is installed on the first sewage pipe 8, and the first electromagnetic valve 9 is electrically connected with the controller 2, the other end of the cylinder 3 is fixedly connected with a second sealing plate 7, and a side wall of the second sealing plate 7 away from the cylinder 3 is fixedly connected with a second sewage pipe 10, a second electromagnetic valve 11 is installed on the second sewage pipe 10, and the second electromagnetic valve 11 is electrically connected with the controller 2, a motor 12 is fixedly connected with the cylinder 3, and an output shaft of the motor 12 penetrates through a rotating shaft 13 fixedly connected with the side wall of the cylinder 3, a filter cylinder 14 is sleeved in the cylinder 3, and two ends of the filter cylinder 14 are fixedly connected with the first sealing plate 6 and, the first sewage discharge pipe 8 and the second sewage discharge pipe 10 are communicated with the interior of the filter cylinder 14, the rotating shaft 13 penetrates through the side wall of the filter cylinder 14 and is fixedly connected with a wafer 15, the wafer 15 is arranged in the filter cylinder 14, the diameter of the wafer 15 is consistent with that of the side wall of the interior of the filter cylinder 14, the rotating shaft 13 penetrates through the geometric center of the filter cylinder 14 and is vertically arranged with the side wall of the filter cylinder 14, the wafer 15 can better control the communication condition of two sides of the filter cylinder 14 through the arrangement, so that the back washing effect is further enhanced, two ends of the side wall of the filter cylinder 14 are respectively and fixedly connected with a first water dividing pipe 16 and a second water dividing pipe 18, a third electromagnetic valve 17 and a fourth electromagnetic valve 19 are respectively installed on the first water dividing pipe 16 and the second water dividing pipe 18, the third electromagnetic valve 17 and the fourth electromagnetic valve 19 are respectively and electrically connected with the controller 2, and a, the connection modes and principles of the electrical connections between the first solenoid valve 9, the second solenoid valve 11, the third solenoid valve 17, the fourth solenoid valve 19 and the fifth solenoid valve 5 and the controller 2 are well known in the art, and will not be described in detail herein.

In the utility model, when the water filter is used normally, only the first solenoid valve 9 and the second solenoid valve 11 are closed, the water inlet pipe 20 is connected with water flow, after the water flow is filtered by the water filter, the water outlet pipe 4 flows out of the filtered water, along with the increase of the service life of the water filter, a large amount of impurities are accumulated in the filter cartridge 14, when the filtering effect is influenced, the flow sensor 21 receives the signal that the water flow of the water outlet pipe 4 is reduced, then the signal is sent to the controller 2, then the controller 2 controls the first solenoid valve 9 to be opened and the fourth solenoid valve 19 to be closed, and simultaneously controls the motor 12 to rotate, so that the two ends of the filter cartridge 14 are separated by the wafer 15, at the moment, the water flow enters one end of the filter cartridge 14 from the first water dividing pipe 16, one part of the filtered water flow enters from the other end of the filter cartridge 14 and washes the impurities attached to the inner wall of the filter cartridge, after the backwashing is carried out for a certain time, the controller 2 controls the first electromagnetic valve 9 to be closed and the fourth electromagnetic valve to be opened 19, and simultaneously controls the motor 12 to rotate to enable the wafer 15 to be parallel to the filter cylinder 14, at the moment, the backwashing of the equipment is finished, after the equipment is continuously used for a period of time, during the second backwashing, the controller 2 controls the second electromagnetic valve 11 to be opened and the third electromagnetic valve 17 to be closed, so that the water flows through a passage which is symmetrical to the first backwashing, and the other half of the filter cylinder 14 is also backwashed, so that the cleanliness of the whole filter cylinder 14 is repeatedly ensured, the filtering effect is improved, if the quality of water needing to be filtered is poor, the equipment is seriously blocked, the controller 2 can be manually adjusted to enable the fifth electromagnetic valve 5 to be closed, the production is suspended, then the backwashing process is carried out, and during the backwashing when the fifth electromagnetic valve 5 is not closed, most of water still flows out of the water outlet pipe 4, so that the backwashing water pressure is low, and after the fifth electromagnetic valve 5 is closed, all the filtered water is used for backwashing, so that the backwashing water pressure is higher, and the backwashing effect is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The backwashing device for pure water production comprises a support (1) and is characterized in that a controller (2) is fixedly mounted on the support (1), a cylinder (3) is fixedly connected to the upper end of the support (1), a water outlet pipe (4) is fixedly connected to the side wall of the cylinder (3), a first sealing plate (6) is fixedly connected to one end of the cylinder (3), a first sewage discharge pipe (8) is fixedly connected to the side wall, away from the cylinder (3), of the first sealing plate (6), a first electromagnetic valve (9) is mounted on the first sewage discharge pipe (8), the first electromagnetic valve (9) is electrically connected with the controller (2), a second sealing plate (7) is fixedly connected to the other end of the cylinder (3), a second sewage discharge pipe (10) is fixedly connected to the side wall, away from the cylinder (3), of the second sealing plate (7), and a second electromagnetic valve (11) is mounted on the second sewage discharge pipe (10), the second electromagnetic valve (11) is electrically connected with the controller (2), the cylinder (3) is fixedly connected with a motor (12), an output shaft of the motor (12) penetrates through a side wall of the cylinder (3) and is fixedly connected with a rotating shaft (13), the cylinder (3) is internally sleeved with a filter cylinder (14), two ends of the filter cylinder (14) are respectively fixedly connected with a first sealing plate (6) and a second sealing plate (7), a first drain pipe (8) and a second drain pipe (10) are communicated with the interior of the filter cylinder (14), the rotating shaft (13) penetrates through a side wall of the filter cylinder (14) and is fixedly connected with a wafer (15), the wafer (15) is arranged in the filter cylinder (14), two ends of the side wall of the filter cylinder (14) are respectively fixedly connected with a first water dividing pipe (16) and a second water dividing pipe (18), and the first water dividing pipe (16) and the second water dividing pipe (18) are respectively provided with a third electromagnetic valve (17) and a fourth electromagnetic valve (19), and the third electromagnetic valve (17) and the fourth electromagnetic valve (19) are respectively electrically connected with the controller (2), and the other ends of the first water distribution pipe (16) and the second water distribution pipe (18) are fixedly connected with a water inlet pipe (20).

2. The backwashing device for pure water production according to claim 1, wherein a fifth solenoid valve (5) is installed on the water outlet pipe (4), and the fifth solenoid valve (5) is electrically connected with the controller (2).

3. The backwash device for pure water production as claimed in claim 1, wherein the controller (2) is of the type Q00 TCPU.

4. The backwashing device for pure water production according to claim 1, wherein a flow sensor (21) is installed on the water outlet pipe (4), and the flow sensor (21) is electrically connected to the controller (2).

5. The backwash device for pure water production as claimed in claim 4, wherein said flow sensor (21) is model EXQ 41W.

6. The backwash device for pure water production as claimed in claim 1, wherein the disc (15) has a diameter corresponding to the diameter of the inner side wall of the filter cartridge (14), and the rotation shaft (13) is disposed perpendicular to the side wall of the filter cartridge (14) through the geometric center of the filter cartridge (14).