CN211712774U

CN211712774U - Purified water system

Info

Publication number: CN211712774U
Application number: CN201922337381.3U
Authority: CN
Inventors: 丁志俊
Original assignee: Nanjing Fenchem Biological Technology Co ltd
Current assignee: Nanjing Fenchem Biological Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-20
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a purified water system, the former water tank connects gradually pretreatment systems, refined treatment systems and pure water jar, refined treatment systems includes the secondary filter, one-level reverse osmosis filter unit, middle water tank and second grade reverse osmosis filter unit, pretreatment systems in proper order with the secondary filter, one-level reverse osmosis filter unit, middle water tank and second grade reverse osmosis filter unit are connected, fire fighting equipment one has set gradually on the pipeline between one-level reverse osmosis filter unit and the middle water tank, conductivity detection device one, fire fighting equipment two and conductivity detection device two have set gradually on the pipeline between second grade reverse osmosis filter unit and the pure water jar, be provided with branch pipe one on the pipeline between conductivity detection device one and the middle water tank, branch pipe one communicates with the pure water jar, branch pipe two has set gradually on the pipeline between conductivity detection device two and the pure water jar, And the drain pipe and the branch pipe II are communicated with the raw water tank. The utility model provides the high detection precision has avoided the waste of water resource.

Description

Purified water system

Technical Field

The utility model relates to a purified water system belongs to purified water technical field.

Background

The purified water system is a pure water device designed for medical treatment, biological pharmacy and food industry in water treatment equipment, in particular to a purified water device for medical treatment and biological pharmacy industry, the water quality standard of the purified water system must meet the latest regulation of Chinese pharmacopoeia, and the conductivity of the purified water system has certain index requirements. The purified water system in the prior art is lack of conductivity detection, and has complex structure and high manufacturing cost, secondly, when fluid is filtered by a reverse osmosis system under high pressure, bubbles can be generated, and due to the existence of the bubbles, the measurement precision of the conductivity can be influenced, the displayed data is inaccurate, so that unqualified water enters a purified water tank to generate adverse results, or qualified water is discharged as unqualified water, so that the waste of resources, energy and time is caused, and in the prior art, the unqualified water is directly discharged when the unqualified conductivity is detected, so that the waste of water resources is caused.

Disclosure of Invention

For solving the not enough of prior art, the utility model provides a purified water system has improved the detection precision to the purified water, has avoided the waste of water resource.

The utility model discloses the technical scheme who adopts does:

a purified water system comprises a raw water tank, a pretreatment system, a refining treatment system and a pure water tank, wherein the raw water tank is sequentially connected with the pretreatment system, the refining treatment system and the pure water tank, the refining treatment system comprises a fine filter, a first-stage reverse osmosis filter unit, an intermediate water tank and a second-stage reverse osmosis filter unit, the pretreatment system is sequentially connected with the fine filter, the first-stage reverse osmosis filter unit, the intermediate water tank and the second-stage reverse osmosis filter unit, a first defoaming device and a first conductivity detection device are sequentially arranged on a pipeline between the first-stage reverse osmosis filter unit and the intermediate water tank, a second defoaming device and a second conductivity detection device are sequentially arranged on a pipeline between the second-stage reverse osmosis filter unit and the pure water tank, a water pump is arranged on a pipeline between the raw water tank and the pretreatment system, a second high-pressure pump is arranged on a pipeline, a first branch pipe is arranged on a pipeline between the first conductivity detection device and the middle water tank and communicated with the pure water tank, a second branch pipe and a drain pipe are sequentially arranged on a pipeline between the second conductivity detection device and the pure water tank, and the second branch pipe is communicated with the original water tank;

a first electromagnetic valve and a second electromagnetic valve are respectively arranged on a pipeline between a first conductivity detection device and the middle water tank at the rear end of the first branch pipe and the first branch pipe, and the first conductivity detection device detects the conductivity of the purified water and transmits detection signals to the first electromagnetic valve and the second electromagnetic valve so as to control the first electromagnetic valve and the second electromagnetic valve to open and close; and a third electromagnetic valve, a fourth electromagnetic valve and a fifth electromagnetic valve are respectively arranged on the pipeline between the second conductivity detection device and the pure water tank at the rear end of the water discharge pipe and the second branch pipe and the water discharge pipe, the second conductivity detection device detects the conductivity of the purified water and transmits detection signals to the third electromagnetic valve, the fourth electromagnetic valve and the fifth electromagnetic valve so as to control the opening and closing of the third electromagnetic valve, the fourth electromagnetic valve and the fifth electromagnetic valve, and the second conductivity detection device detects the conductivity of the purified water and transmits the detection signals to the second high-pressure pump so as.

Preferably, the pretreatment system comprises a sand filter, a carbon filter and a softening filter, wherein the sand filter is connected with the carbon filter and the softening filter in sequence.

Preferably, a first high-pressure pump is arranged between the fine filter and the first-stage reverse osmosis filter unit.

Further preferably, the raw water tank, the intermediate water tank and the pure water tank are provided with emptying pipes.

Preferably, the first conductivity detection device and the second conductivity detection device both comprise conductivity detectors and controllers, the conductivity detectors are used for detecting the conductivity of the purified water, and the controllers are used for controlling the opening and closing of the electromagnetic valves and the starting and stopping of the high-pressure pumps.

Further preferred, fire fighting equipment one and fire fighting equipment two all include the box of cartridge type, one of them one side below of box is provided with the water inlet, the opposite side top of box is provided with the delivery port, be provided with the axis of rotation in the box, top at the box is provided with drive axis of rotation pivoted motor, the inside rampart ring that is the round platform shape of lower extreme for open-ended state that is provided with of box, the side bottom and the box fixed connection of rampart ring, the rampart ring has been alternated to the axis of rotation, be provided with the decurrent hemisphere screen panel of opening in the axis of rotation that lies in the rampart ring downside, the diameter of hemisphere screen panel is greater than the diameter of rampart ring upper end open-ended, rampart ring upper end open-ended diameter is less than the.

The beneficial effects of the utility model reside in that:

1. the conductivity of the purified water is detected by the conductivity detection device and the electromagnetic valves on the corresponding pipelines are controlled to be opened and closed, so that the purified water with different conductivity ranges is sent to the corresponding devices for subsequent treatment, the automation degree is improved, the treatment efficiency of water resources is improved, and the waste of water resources is avoided;

2. the detection precision of the purified water is improved through the defoaming device, the accuracy of the detection data of the conductivity detection device is effectively improved so as to ensure the optimal direction of the purified water, and the treatment efficiency of the purified water is improved.

Drawings

FIG. 1 is a flow chart of the present invention;

FIG. 2 is a schematic structural diagram of a defoaming device;

the main reference numerals in the figures have the following meanings:

1. the device comprises a raw water tank, 2, a water pump, 3, a sand filter, 4, a carbon filter, 5, a softening filter, 6, a fine filter, 7, a first high-pressure pump, 8, a first-stage reverse osmosis filter unit, 9, a first defoaming device, 10, a first conductivity detection device, 11, an intermediate water tank, 12, a second high-pressure pump, 13, a second-stage reverse osmosis filter unit, 14, a second defoaming device, 15, a second conductivity detection device, 16, a pure water tank, 17, a first branch pipe, 18, a second branch pipe, 19, a drain pipe, 20, a first electromagnetic valve, 21, a second electromagnetic valve, 22, a third electromagnetic valve, 23, a fourth electromagnetic valve, 24, a fifth electromagnetic valve, 25, a box body, 26, a water inlet, 27, a water outlet, 28, a rotating shaft, 29, a motor, 30, a branch ring, 31.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1-2: the embodiment is a purified water system, which comprises a raw water tank 1, a pretreatment system, a refining treatment system and a pure water tank 16, wherein the raw water tank is sequentially connected with the pretreatment system, the refining treatment system and the pure water tank 16, the refining treatment system comprises a fine filter 6, a first-stage reverse osmosis filter unit 8, a middle water tank 11 and a second-stage reverse osmosis filter unit 13, the pretreatment system is sequentially connected with the fine filter 6, the first-stage reverse osmosis filter unit 8, the middle water tank 11 and the second-stage reverse osmosis filter unit 13, a defoaming device 9 and a conductivity detection device 10 are sequentially arranged on a pipeline between the first-stage reverse osmosis filter unit 8 and the middle water tank 11, a defoaming device 14 and a conductivity detection device 15 are sequentially arranged on a pipeline between the second-stage reverse osmosis filter unit 13 and the pure water tank 16, a water pump 2 is arranged on a pipeline between the raw water tank, a second high-pressure pump 12 is arranged on a pipeline between the middle water tank 11 and the second-stage reverse osmosis filter unit 13, a first branch pipe 17 is arranged on a pipeline between the first conductivity detection device 10 and the middle water tank 11, the first branch pipe 17 is communicated with a pure water tank 16, a second branch pipe 18 and a drain pipe 19 are sequentially arranged on a pipeline between the second conductivity detection device 15 and the pure water tank 16, and the second branch pipe 18 is communicated with the raw water tank 1;

referring to fig. 1, a first electromagnetic valve 20 and a second electromagnetic valve 21 are respectively arranged on a pipeline between a first conductivity detection device 10 at the rear end of a first branch pipe 17 and an intermediate water tank 11 and on the first branch pipe 17, and the first conductivity detection device 10 detects the conductivity of purified water and transmits detection signals to the first electromagnetic valve 20 and the second electromagnetic valve 21 so as to control the opening and closing of the first electromagnetic valve 20 and the second electromagnetic valve 21; the pipeline between the second conductivity detection device 15 at the rear end of the water discharge pipe 19 and the pure water tank 16, the branch pipe 18 and the water discharge pipe 19 are respectively provided with a third electromagnetic valve 22, a fourth electromagnetic valve 23 and a fifth electromagnetic valve 24, the second conductivity detection device 15 detects the conductivity of the purified water and transmits detection signals to the third electromagnetic valve 22, the fourth electromagnetic valve 23 and the fifth electromagnetic valve 24 so as to control the opening and closing of the purified water, and the second conductivity detection device 15 detects the conductivity of the purified water and transmits the detection signals to the second high-pressure pump 12 so as to control the opening and closing of the high-pressure pump.

Referring to fig. 1, the pretreatment system includes a sand filter 3, a carbon filter 4, and a softening filter 5, and the sand filter 3 is connected to the carbon filter 4 and the softening filter 5 in this order.

Referring to fig. 1, a first high-pressure pump 7 is arranged between the fine filter 6 and the first-stage reverse osmosis filter unit 8.

Referring to fig. 1, the raw water tank 1, the intermediate water tank 11, and the pure water tank 16 are provided with evacuation pipes.

Referring to fig. 1, each of the first conductivity detection device 10 and the second conductivity detection device 15 includes a conductivity detector for detecting conductivity of the purified water, and a controller for controlling opening and closing of the electromagnetic valve and starting and stopping of the high-pressure pump.

Referring to fig. 2, the first defoaming device 9 and the second defoaming device 14 both include a cylindrical box 25, a water inlet 26 is disposed below one side of the box 25, a water outlet 27 is disposed above the other side of the box 25, a rotating shaft 28 is disposed in the box 25, a motor 29 for driving the rotating shaft 28 to rotate is disposed at the top of the box 25, a support ring 30 having a circular truncated cone shape and an open upper end and a closed lower end is disposed inside the box 25, the bottom of the side edge of the support ring 30 is fixedly connected to the box 25, the rotating shaft 28 penetrates through the support ring 30, a hemispherical mesh enclosure 31 having a downward opening is disposed on the rotating shaft 28 located at the lower side of the support ring 30, the diameter of the hemispherical mesh enclosure 31 is greater than the diameter of the open upper end of the support ring 30, the diameter of the open upper end of the support ring 30 is smaller than the diameter of the water inlet.

The utility model discloses when the practical application, the water that needs the purification inserts former water tank 1 and carries to sand filter 3 through water pump 2 in proper order, carbon filter 4 and softening filter 5, carry to one-level reverse osmosis filter unit 8 through high-pressure pump 7 after fine filter 6 handles again and handle, the purified water after handling through one-level reverse osmosis filter unit 8 passes through conductivity detection device 10 after defoaming through defoaming device 9, if the conductivity that detects accords with the requirement of purified water, then controller control solenoid valve 20 of conductivity detection device 10 closes, keep high-pressure pump two 12 to stop, open solenoid valve two 21 and send purified water to pure water tank 16, if the conductivity that detects does not accord with the requirement of purified water, then controller control solenoid valve two 21 of conductivity detection device one 10 closes, open solenoid valve one 20 and start high-pressure pump two 12 and carry the purified water to second grade reverse osmosis filter unit 13 and handle, the purified water treated by the second-stage reverse osmosis filter unit 13 is defoamed by a second defoaming device 14 and then passes through a second conductivity detection device 15, if the detected conductivity meets the requirement of the purified water, the controller of the second conductivity detection device 15 controls the fourth electromagnetic valve 23 and the fifth electromagnetic valve 24 to be closed, opens the third electromagnetic valve 22 to send the purified water into the purified water tank 16, if the detected conductivity does not meet the requirement of the purified water, the purified water needs to be purified again, the controller of the second conductivity detection device 15 controls the third electromagnetic valve 22 and the fifth electromagnetic valve 24 to be closed, opens the fourth electromagnetic valve 23 to send the purified water into the raw water tank 1, if the detected conductivity is higher than the conductivity of the water which can be purified again, the controller of the second conductivity detection device 15 controls the third electromagnetic valve 22 and the fourth electromagnetic valve 23 to be closed, and opens the fifth electromagnetic valve 24 to discharge and collect the purified water through the water discharge pipe 19.

Purified water after reverse osmosis filter unit handles gets into the bottom of box 25 through water inlet 26, and through motor 29 drive pivoted hemisphere screen panel 31, the diameter of hemisphere screen panel 31 is the same basically with the inside diameter of box 25, can effectually eliminate the bubble in the purified water when hemisphere screen panel 31 rotates, and the diameter of 30 upper end openings of braced ring is less than the diameter of water inlet 26, then when 30 upper end openings of braced ring, purified water is by the pressurization and passes through, can effectually further break through probably remaining bubble, the puddler 32 on 30 top axes of rotation 28 of braced ring then can further improvement defoaming effect, and then improve conductivity detection device's detection accuracy.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A purified water system, includes former water tank (1), pretreatment systems, refined processing system and pure water jar (16), its characterized in that: the raw water tank is sequentially connected with a pretreatment system, a refining treatment system and a pure water tank (16), the refining treatment system comprises a fine filter (6), a first-stage reverse osmosis filter unit (8), an intermediate water tank (11) and a second-stage reverse osmosis filter unit (13), the pretreatment system is sequentially connected with the fine filter (6), the first-stage reverse osmosis filter unit (8), the intermediate water tank (11) and the second-stage reverse osmosis filter unit (13), a defoaming device I (9) and a conductivity detection device I (10) are sequentially arranged on a pipeline between the first-stage reverse osmosis filter unit (8) and the intermediate water tank (11), a defoaming device II (14) and a conductivity detection device II (15) are sequentially arranged on a pipeline between the second-stage reverse osmosis filter unit (13) and the pure water tank (16), and a water pump (2) is arranged on a pipeline between the raw water tank (1) and the pretreatment system, a second high-pressure pump (12) is arranged on a pipeline between the intermediate water tank (11) and the second-stage reverse osmosis filter unit (13), a first branch pipe (17) is arranged on a pipeline between the first conductivity detection device (10) and the intermediate water tank (11), the first branch pipe (17) is communicated with the pure water tank (16), a second branch pipe (18) and a drain pipe (19) are sequentially arranged on a pipeline between the second conductivity detection device (15) and the pure water tank (16), and the second branch pipe (18) is communicated with the raw water tank (1);

a first electromagnetic valve (20) and a second electromagnetic valve (21) are respectively arranged on a pipeline between a first conductivity detection device (10) at the rear end of the first branch pipe (17) and the middle water tank (11) and on the first branch pipe (17), and the first conductivity detection device (10) detects the conductivity of the purified water and transmits detection signals to the first electromagnetic valve (20) and the second electromagnetic valve (21) so as to control the opening and closing of the first electromagnetic valve and the second electromagnetic valve; the pipeline between the second conductivity detection device (15) at the rear end of the drain pipe (19) and the pure water tank (16) and the second branch pipe (18) and the drain pipe (19) are respectively provided with a third electromagnetic valve (22), a fourth electromagnetic valve (23) and a fifth electromagnetic valve (24), the second conductivity detection device (15) detects the conductivity of the purified water and transmits detection signals to the third electromagnetic valve (22), the fourth electromagnetic valve (23) and the fifth electromagnetic valve (24) so as to control the opening and closing of the purified water, and the second conductivity detection device (15) detects the conductivity of the purified water and transmits the detection signals to the second high-pressure pump (12) so as to control the opening and closing of the high-pressure pump.

2. A purified water system as claimed in claim 1, characterized in that the pretreatment system comprises a sand filter (3),

The sand filter (3) is sequentially connected with the carbon filter (4) and the softening filter (5).

3. A purified water system as claimed in claim 1, wherein a first high pressure pump (7) is provided between the fine filter (6) and the primary reverse osmosis filter unit (8).

4. A purified water system as claimed in claim 1, characterized in that said raw water tank (1), said intermediate water tank (11) and said purified water tank (16) are provided with emptying pipes.

5. A purified water system as claimed in claim 1, wherein the first conductivity detection means (10) and the second conductivity detection means (15) each comprise a conductivity detector for detecting the conductivity of the purified water and a controller for controlling the opening and closing of the solenoid valve and the start and stop of the high pressure pump.

6. A purified water system as claimed in claim 1, wherein the first defoaming device (9) and the second defoaming device (14) each comprise a cylindrical box body (25), a water inlet (26) is formed below one side of the box body (25), a water outlet (27) is formed above the other side of the box body (25), a rotating shaft (28) is arranged in the box body (25), a motor (29) for driving the rotating shaft (28) to rotate is arranged at the top of the box body (25), a supporting ring (30) which is in a circular truncated cone shape and has an open upper end and a lower end is arranged in the box body (25), the bottom of the side edge of the supporting ring (30) is fixedly connected with the box body (25), the rotating shaft (28) penetrates through the supporting ring (30), a hemispherical mesh enclosure (31) with a downward opening is arranged on the rotating shaft (28) positioned on the lower side of the supporting ring (30), and the diameter of the hemispherical mesh enclosure (31) is larger than the diameter of the opening at the, the diameter of the opening at the upper end of the branch ring (30) is smaller than that of the water inlet (26), and a plurality of stirring rods (32) are arranged on the rotating shaft (28) at the upper side of the branch ring (30).