CN211734059U

CN211734059U - Water treatment system of raw water for heating

Info

Publication number: CN211734059U
Application number: CN202020141655.1U
Authority: CN
Inventors: 吕大为; 郑凯; 崔建军; 赵雁; 汪海洋
Original assignee: Jinan Dongsheng Thermal Power Co ltd
Current assignee: Jinan Dongsheng Thermal Power Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-23
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses a water treatment system of raw water for heating relates to water treatment's technical field, it includes the raw water tank, ultrafiltration system, reverse osmosis system and EDI system, ultrafiltration system and reverse osmosis system junction, all be provided with sample structure on the pipeline of reverse osmosis system and EDI system junction and EDI system exit, sample structure includes seal assembly, the apopore has been seted up on the pipeline, seal assembly includes ball and driving piece, the ball sets up in the apopore and slides with the pipeline and be connected, sliding of driving piece drive ball seal. During the sample, start the driving piece, the driving piece drives the ball sealer and slides for the ball sealer breaks away from the apopore, and water flows from the apopore, and the staff detects after collecting it, thereby looks over whether up to standard water after ultrafiltration, reverse osmosis and the desalination. The utility model discloses have the sealed effect of the pipeline sample department of being convenient for.

Description

Water treatment system of raw water for heating

Technical Field

The utility model belongs to the technical field of the technique of water treatment and specifically relates to a water treatment system of raw water is used in heating.

Background

At present, in order to reduce the formation of scale in the heating process, raw water is usually subjected to ultrafiltration and desalination, and in order to detect whether the water in the ultrafiltration and desalination process reaches the standard, the water in a pipeline needs to be sampled, namely the water is taken out to be detected.

In the prior art, a main pipeline is generally communicated with a bypass pipeline, a valve for opening and closing an inlet of the bypass pipeline is arranged on the bypass pipeline, and an outlet of the bypass pipeline is communicated with a hose. During the sample, open the valve, water in the trunk line enters into to the by pass line in, then discharges from the hose, and the staff collects the water in the hose, then closes the valve.

The above prior art solutions have the following drawbacks: because the bypass pipeline and the main pipeline are communicated by the valve, the tightness of the joint of the bypass pipeline and the main pipeline is poor due to the quality problem of the valve and the misoperation problem during installation, and the water leakage phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an easy sealed water treatment system of raw water for heating.

The above object of the present invention can be achieved by the following technical solutions:

a water treatment system of raw water for heating comprises a raw water tank, wherein a raw water pump is communicated with an outlet of the raw water tank, an ultrafiltration system is communicated with an outlet of the raw water pump, an ultrafiltration water tank is communicated with an outlet of the ultrafiltration water tank, a booster pump is communicated with an outlet of the ultrafiltration water tank, a high-pressure pump is communicated with an outlet of the booster pump, a reverse osmosis system is communicated with an outlet of the high-pressure pump, an intermediate water tank is communicated with an outlet of the intermediate water tank, an EDI system is communicated with an outlet of the intermediate water pump, a desalting water tank is communicated with an outlet of the EDI system, sampling structures are arranged at pipelines between the ultrafiltration water tank, the reverse osmosis system and the intermediate water tank as well as between the EDI system and the desalting water tank, each sampling structure comprises a sealing component, a water outlet hole is formed in the pipeline, and each sealing component comprises a sealing, the ball sealer sets up in the apopore and slides with the pipeline and be connected to the direction of sliding is perpendicular with the length direction of pipeline, the apopore communicates respectively has first branch pipe and second branch pipe, first branch pipe and second branch pipe intercommunication, the driving piece sets up in first branch pipe department for the sliding of drive ball sealer, it has first hose and second hose to communicate respectively on first branch pipe and the second branch pipe.

By adopting the technical scheme, the raw water pump pumps water into the ultrafiltration system from the raw water tank, the water is filtered by the ultrafiltration system and then discharged into the ultrafiltration product water tank, then the booster pump is used for boosting the water, the boosted water is pumped into the reverse osmosis system by the high-pressure pump, after separation and concentration, the penetrating fluid is discharged into the intermediate water tank, then the penetrating fluid in the intermediate water tank is pumped into the EDI system by the intermediate water pump for desalting, and thus the pure water is obtained and stored in the desalting water tank. Initially, the ball sealer is sealed with the apopore, water in the pipeline normally flows, during the sample, start the driving piece, the driving piece drives the ball sealer and slides, make the ball sealer break away from the apopore, thereby make rivers in the pipeline go into in first branch pipe and the second branch pipe, thereby make the interior water of first branch pipe and second branch pipe flow out from first hose and second hose respectively, make the staff collect it and detect, thereby look over the ultrafiltration, whether water after reverse osmosis and the desalination is up to standard. The sealing ball and the driving piece are adopted to replace a valve, so that the water leakage phenomenon is reduced, and the sealing performance of the pipeline and the first branch pipe and the second branch pipe is enhanced.

Further: an annular sealing gasket is fixed on the sealing ball and can be attached to the inner wall of the water outlet hole.

Through adopting above-mentioned technical scheme, the purpose that sets up sealed pad is, further strengthens the sealed of ball sealer to the apopore.

Further: the outlet of the ultrafiltration water production tank is communicated with a backwashing water pump, the outlet of the backwashing water pump is communicated with the outlet of the ultrafiltration system, the joint of the outlet of the backwashing water pump and the outlet pipeline of the ultrafiltration system is communicated with an oxidant pump, and the inlet of the oxidant pump is communicated with an oxidant tank.

By adopting the technical scheme, dirt can be generated on the ultrafiltration membrane during ultrafiltration of water, so that the oxidant pump and the backwashing water pump need to be started, the ultrafiltration water is used for washing the ultrafiltration membrane, the oxidant and the dirt are subjected to chemical reaction, the dirt on the ultrafiltration membrane is removed, and the water production capacity of the membrane is recovered.

Further: the inlet of the middle water tank is communicated with a backflushing pump, the outlet of the backflushing pump is communicated with the pipeline at the joint of the outlet of the reverse osmosis system and the inlet of the middle water tank, and the outlet of the reverse osmosis system is communicated with a concentration removing tank.

Through adopting above-mentioned technical scheme, when wasing reverse osmosis membrane, start the recoil pump, the recoil pump is taken out the water in the middle water tank to reverse osmosis system to carry out the recoil to reverse osmosis membrane, make the impurity of washing get into in the dense case of removing.

Further: the connecting part of the outlet of the booster pump and the inlet pipeline of the high-pressure pump is communicated with an oxidant pump, and the inlet of the oxidant pump is communicated with a scale inhibitor tank and a reducing agent tank.

By adopting the technical scheme, when the high-pressure pump pumps the boosted water into the reverse osmosis system, the oxidant pump is driven to pump the reducing agent and the scale inhibitor into the pipeline, and the reducing agent and the scale inhibitor enter the reverse osmosis system along with the water, so that the membrane surface scaling of the reverse osmosis membrane is delayed.

Further: the raw water tank, the ultrafiltration system, the reverse osmosis system and the EDI system are all two and are arranged in parallel.

By adopting the technical scheme, the raw water tank is arranged into two purposes, one is used for standby and can provide sufficient raw water, and the ultrafiltration system, the reverse osmosis system and the EDI system are arranged into two purposes, one is used as standby, and when the ultrafiltration system, the reverse osmosis system and the EDI system are back-flushed, the standby system is started to convey water in order not to influence the conveying of the water.

Further: the driving piece comprises an air pump, and the first hose is communicated with an outlet of the air pump.

Through adopting above-mentioned technical scheme, during the sample, start the air pump, the air pump is aerifyd in to first hose to jack up the ball sealer, make the ball sealer break away from the apopore.

Further: a one-way valve is fixed at the position, close to the sealing ball, of the first branch pipe, and an inlet of the one-way valve is close to the air pump.

Through adopting above-mentioned technical scheme, the purpose that sets up the check valve is that gas can pass through when the air pump is aerifyd, and the water in the trunk line can not pass through to avoid the water in the trunk line to exert an influence to the air pump.

Further: the sealing ball is fixed with a vertical sliding rod, a fixed rod is vertically fixed on the side wall of the communication position of the first branch pipe and the second branch pipe, the sliding rod slides in the fixed rod, a reset spring is arranged in the fixed rod, and two ends of the reset spring are respectively fixedly connected with the sliding rod and the bottom wall of the fixed rod.

Through adopting above-mentioned technical scheme, during the sample, when gaseous promotion ball sealer breaks away from the apopore, the pole that slides goes up, drives reset spring's extension, and the pole that slides simultaneously plays the supporting role to the ball sealer, avoids the ball sealer to be washed away by the water-washed, accomplishes the sample back, stops the air pump, and atmospheric pressure reduces, and the spring shrink drives the pole that slides gliding for the ball sealer is sealed with the apopore.

To sum up, the utility model discloses a beneficial technological effect does:

1. the purpose of setting up ball sealer and driving piece is, raw water pump is in following raw water tank pump to ultrafiltration system, will cross ultrafiltration system filtration back row to ultrafiltration product in the water tank, then carry out the pressure boost to it with the booster pump, water after the pressure boost is pumped to reverse osmosis system by high-pressure pump, after the separation is concentrated, the penetrant is arranged to middle water tank in, then takes out the penetrant in it to EDI system with middle water pump and carries out the desalination to it, thereby obtains the pure water and stores in the demineralized water tank. Initially, the ball sealer is sealed with the apopore, water in the pipeline normally flows, during the sample, start the driving piece, the driving piece drives the ball sealer and slides, make the ball sealer break away from the apopore, thereby make rivers in the pipeline go into in first branch pipe and the second branch pipe, thereby make the interior water of first branch pipe and second branch pipe flow out from first hose and second hose respectively, make the staff collect it and detect, thereby look over the ultrafiltration, whether water after reverse osmosis and the desalination is up to standard. The sealing ball and the driving piece are adopted to replace a valve, so that the water leakage phenomenon is reduced, and the sealing performance of the pipeline and the first branch pipe and the second branch pipe is enhanced;

2. the purpose of arranging the backwashing water pump and the oxidant pump is that the oxidant pump and the backwashing water pump are required to be started because dirt is generated on the ultrafiltration membrane during ultrafiltration of water, so that the ultrafiltration membrane is washed by the ultrafiltration water, the oxidant and the dirt are subjected to chemical reaction, the dirt on the ultrafiltration membrane is removed, and the water production capacity of the membrane is recovered;

3. the scale inhibitor tank and the reducing agent tank are arranged for driving the oxidant pump to pump the reducing agent and the scale inhibitor into the pipeline when the high-pressure pump pumps the water after the pressure is boosted into the reverse osmosis system, and the reducing agent and the scale inhibitor enter the reverse osmosis system along with the water, so that the scale formation on the membrane surface of the reverse osmosis membrane is delayed.

Drawings

FIG. 1 is a system diagram of raw water treatment according to the present example;

FIG. 2 is an exploded view of the sampling structure;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Reference numerals: 100. a raw water tank; 101. a raw water pump; 110. an ultrafiltration system; 111. an ultrafiltration water production tank; 120. a booster pump; 130. a high pressure pump; 140. a reverse osmosis system; 150. an intermediate water tank; 151. an intermediate water pump; 152. a back flushing pump; 160. an EDI system; 161. a demineralized water tank; 200. a seal assembly; 210. a sealing ball; 220. a drive member; 221. an air pump; 222. a one-way valve; 223. a slide bar; 224. fixing the rod; 225. a return spring; 300. a pipeline; 310. a water outlet hole; 320. a first branch pipe; 321. a first hose; 330. a second branch pipe; 331. a second hose; 340. a gasket; 400. backwashing the water pump; 410. an oxidant pump; 420. an oxidant tank; 430. a concentration removing box; 440. a scale inhibitor tank; 450. a reducing agent tank; 500. and (4) sampling structure.

Detailed Description

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

As shown in fig. 1 and fig. 2, for the utility model discloses a water treatment system of raw water for heating, including former water tank 100, former water tank 100's export intercommunication has raw water pump 101, raw water pump 101 export intercommunication has ultrafiltration system 110, ultrafiltration system 110 export intercommunication has ultrafiltration product water tank 111, ultrafiltration product water tank 111 export intercommunication has booster pump 120, booster pump 120 export intercommunication has high-pressure pump 130, high-pressure pump 130 export intercommunication has reverse osmosis system 140, reverse osmosis system 140 export intercommunication has middle water tank 150, middle water tank 150 export intercommunication has middle water pump 151, middle water pump 151 export intercommunication has EDI system 160, EDI system 160 export intercommunication has desalination water tank 161. The pipes 300 connected between the ultrafiltration system 110 and the ultrafiltration product water tank 111, the reverse osmosis system 140 and the intermediate water tank 150, and the EDI system 160 and the desalted water tank 161 are provided with a sampling structure 500. Sampling structure 500 includes seal assembly 200, seal assembly 200 includes ball sealer 210 and driving piece 220, apopore 310 has been seted up on pipeline 300, ball sealer 210 slides in apopore 310, and the direction of sliding is perpendicular with the length direction of pipeline 300, apopore 310 communicates respectively with first branch pipe 320 and second branch pipe 330, first branch pipe 320 and second branch pipe 330 communicate, communicate respectively on first branch pipe 320 and the second branch pipe 330 has first hose 321 and second hose 331, driving piece 220 sets up in first branch pipe 320 department, be used for driving sliding of ball sealer 210. The raw water pump 101 pumps water from the raw water tank 100 into the ultrafiltration system 110, the water filtered by the ultrafiltration system 110 is pumped into the ultrafiltration product water tank 111, then the water is pressurized by the booster pump 120, the pressurized water is pumped into the reverse osmosis system 140 by the high pressure pump 130, after separation and concentration, the penetrating fluid is discharged into the intermediate water tank 150, then the penetrating fluid in the intermediate water tank is pumped into the EDI system 160 by the intermediate water pump 151 to desalt the penetrating fluid, so that pure water is obtained and stored in the desalted water tank 161, and then heating and conveying are performed. Initially, the sealing ball 210 seals the apopore 310, water in the pipeline 300 normally flows, during the sample, start driving piece 220, driving piece 220 drives sealing ball 210 and slides, make sealing ball 210 break away from apopore 310, thereby make the water in the pipeline 300 flow in first branch pipe 320 and second branch pipe 330, thereby make the water in first branch pipe 320 and the second branch pipe 330 flow out from first hose 321 and second hose 331 respectively, make the staff collect it and detect, thereby look over the ultrafiltration, whether the water after reverse osmosis and the desalination is up to standard. The sealing ball 210 and the driving member 220 are used to replace valves, thereby reducing water leakage and enhancing the sealing performance of the pipeline 300 with the first branch pipe 320 and the second branch pipe 330.

As shown in fig. 1, there are two raw water tanks 100, an ultrafiltration system 110, a reverse osmosis system 140, and an EDI system 160, and they are disposed in parallel with each other. The raw water tank 100 is provided for two purposes, one for backup and can provide sufficient raw water, and the ultrafiltration system 110, the reverse osmosis system 140 and the EDI system 160 are provided for two purposes, one for each backup, and the backup system is activated for delivery so as not to affect delivery of water when it is back flushed.

The outlet of the ultrafiltration water production tank 111 is also communicated with a backwash water pump 400, the outlet of the backwash water pump 400 is communicated with the outlet of the ultrafiltration system 110, the joint of the outlet of the backwash water pump 400 and the outlet pipeline 300 of the ultrafiltration system 110 is communicated with an oxidant pump 410, and the inlet of the oxidant pump 410 is communicated with an oxidant tank 420. Because dirt is generated on the ultrafiltration membrane during ultrafiltration of water, the oxidant pump 410 and the backwash water pump 400 need to be started, so that the ultrafiltration membrane is flushed by the ultrafiltration water, the oxidant and the dirt are subjected to chemical reaction, the dirt on the ultrafiltration membrane is removed, and the water production capacity of the membrane is recovered.

The connection between the outlet of the booster pump 120 and the inlet pipe 300 of the high pressure pump 130 is also communicated with an oxidant pump 410, and the inlet of the oxidant pump 410 is communicated with an antisludging agent tank 440 and a reducing agent tank 450. When the high-pressure pump 130 pumps the pressurized water into the reverse osmosis system 140, the oxidant pump 410 is driven to pump the reducing agent and the scale inhibitor into the pipeline 300, and the reducing agent and the scale inhibitor enter the reverse osmosis system 140 along with the water, so that the scale formation on the membrane surface of the reverse osmosis membrane is delayed.

The inlet of the intermediate water tank 150 is communicated with a backflushing pump 152, the outlet of the backflushing pump 152 is communicated with a pipeline 300 at the joint of the outlet of the reverse osmosis system 140 and the inlet of the intermediate water tank 150, and the outlet of the reverse osmosis system 140 is communicated with a concentration removal tank 430. When the reverse osmosis membrane is cleaned, the back flush pump 152 is started, and the back flush pump 152 pumps water in the middle water tank 150 to the reverse osmosis system 140, so that the reverse osmosis membrane is back flushed, and the flushed impurities enter the concentration removal tank 430.

As shown in fig. 2, the driving member 220 includes an air pump 221, and the first hose 321 communicates with an outlet of the air pump 221. One end of the first branch pipe 320 close to the sealing ball 210 is in threaded connection with a one-way valve 222, an inlet of the one-way valve 222 is close to the air pump 221, and the one-way valve 222 adopts a straight-through one-way valve | DIF-L10H |. During sampling, the air pump 221 is started, the air pump 221 inflates air into the first hose 321, the one-way valve 222 allows air to pass through, the air jacks the sealing ball 210, the sealing ball 210 is separated from the water outlet hole 310, and the one-way valve 222 does not allow water to pass through, so that water in the pipeline 300 can be prevented from entering the air pump 221, and the air pump 221 is affected.

The sealing ball 210 is welded with a vertical sliding rod 223, the side wall of the communication position of the first branch pipe 320 and the second branch pipe 330 is vertically welded with a fixed rod 224, the sliding rod 223 slides in the fixed rod 224, a reset spring 225 is arranged in the fixed rod 224, and two ends of the reset spring 225 are respectively fixedly connected with the sliding rod 223 and the bottom wall of the fixed rod 224. During the sample, when gaseous promotion ball sealer 210 breaks away from apopore 310, slide rod 223 goes up the slip, drives reset spring 225's extension, and slide rod 223 plays the supporting role to ball sealer 210 simultaneously, avoids ball sealer 210 to be washed away by the water-washed, accomplishes the sample back, stops air pump 221, and atmospheric pressure reduces, and the spring shrink drives slide rod 223 gliding for ball sealer 210 seals apopore 310.

As shown in fig. 3, an annular sealing gasket 340 is fixed on the sealing ball 210, and the sealing gasket 340 can be attached to the inner wall of the water outlet hole 310. The purpose of the gasket 340 is to further enhance the sealing of the sealing ball 210 against the outlet hole 310.

The specific working process of this embodiment: the raw water pump 101 pumps water from the raw water tank 100 into the ultrafiltration system 110, the water filtered by the ultrafiltration system 110 is pumped into the ultrafiltration product water tank 111, then the water is pressurized by the booster pump 120, the pressurized water is pumped into the reverse osmosis system 140 by the high pressure pump 130, after separation and concentration, the penetrating fluid is discharged into the intermediate water tank 150, then the penetrating fluid in the intermediate water tank is pumped into the EDI system 160 by the intermediate water pump 151 to desalt the penetrating fluid, so that pure water is obtained and stored in the desalted water tank 161, and finally heating and conveying are performed. During sampling, the air pump 221 is started, the air pump 221 inflates air into the first branch pipe 320, the sealing ball 210 is jacked up after the air passes through the one-way valve 222, the sliding rod 223 slides upwards, the return spring 225 stretches, so that water in the pipeline 300 enters the second branch pipe 330 and flows out after passing through the second hose 331, and sampling is completed. After the sampling is completed, the air pump 221 is stopped, the air pressure is reduced, and the return spring 225 contracts to drive the sliding rod 223 to slide downwards, so that the sealing ball 210 seals the water outlet hole 310. Since the sealing ball 210 and the driving member 220 are used instead of the valve, water leakage is reduced, and the sealing performance of the pipe 300 with the first branch pipe 320 and the second branch pipe 330 is enhanced.

Claims

1. A water treatment system for raw water for heating, characterized in that: the system comprises a raw water tank (100), wherein an outlet of the raw water tank (100) is communicated with a raw water pump (101), an outlet of the raw water pump (101) is communicated with an ultrafiltration system (110), an outlet of the ultrafiltration system (110) is communicated with an ultrafiltration product water tank (111), an outlet of the ultrafiltration product water tank (111) is communicated with a booster pump (120), an outlet of the booster pump (120) is communicated with a high-pressure pump (130), an outlet of the high-pressure pump (130) is communicated with a reverse osmosis system (140), an outlet of the reverse osmosis system (140) is communicated with an intermediate water tank (150), an outlet of the intermediate water tank (150) is communicated with an intermediate water pump (151), an outlet of the intermediate water pump (151) is communicated with an EDI system (160), an outlet of the EDI system (160) is communicated with a desalted water tank (161), the ultrafiltration system (110) and the ultrafiltration product water tank (111), the reverse osmosis system (140) and the intermediate water tank (150) as well as Structure (500), sample structure (500) includes seal assembly (200), has seted up apopore (310) on pipeline (300), seal assembly (200) are including ball sealer (210) and driving piece (220), ball sealer (210) set up in apopore (310) and with pipeline (300) slide and be connected to the length direction of sliding direction and pipeline (300) is perpendicular, apopore (310) communicate respectively has first branch pipe (320) and second branch pipe (330), first branch pipe (320) and second branch pipe (330) intercommunication, driving piece (220) set up in first branch pipe (320) department for the sliding of drive ball sealer (210), communicate respectively on first branch pipe (320) and second branch pipe (330) has first hose (321) and second hose (331).

2. The system for treating raw water for heating of claim 1, wherein: an annular sealing gasket (340) is fixed on the sealing ball (210), and the sealing gasket (340) can be attached to the inner wall of the water outlet hole (310).

3. The system for treating raw water for heating of claim 1, wherein: the outlet of the ultrafiltration water production tank (111) is communicated with a backwash water pump (400), the outlet of the backwash water pump (400) is communicated with the outlet of the ultrafiltration system (110), the joint of the outlet of the backwash water pump (400) and the outlet pipeline (300) of the ultrafiltration system (110) is communicated with an oxidant pump (410), and the inlet of the oxidant pump (410) is communicated with an oxidant tank (420).

4. The system for treating raw water for heating of claim 3, wherein: the inlet of the middle water tank (150) is communicated with a backflushing pump (152), the outlet of the backflushing pump (152) is communicated with a pipeline (300) at the joint of the outlet of the reverse osmosis system (140) and the inlet of the middle water tank (150), and the outlet of the reverse osmosis system (140) is communicated with a concentration removal tank (430).

5. The system for treating raw water for heating as set forth in claim 4, wherein: and the joint of the outlet of the booster pump (120) and the inlet pipeline (300) of the high-pressure pump (130) is communicated with an oxidant pump (410), and the inlet of the oxidant pump (410) is communicated with a scale inhibitor tank (440) and a reducing agent tank (450).

6. The system for treating raw water for heating of claim 5, wherein: the raw water tank (100), the ultrafiltration system (110), the reverse osmosis system (140) and the EDI system (160) are respectively arranged in parallel.

7. The system for treating raw water for heating of claim 1, wherein: the driving part (220) comprises an air pump (221), and the first hose (321) is communicated with an outlet of the air pump (221).

8. The system for treating raw water for heating of claim 7, wherein: a one-way valve (222) is fixed on the first branch pipe (320) close to the sealing ball (210), and an inlet of the one-way valve (222) is close to the air pump (221).

9. The system for treating raw water for heating of claim 8, wherein: a vertical sliding rod (223) is fixed on the sealing ball (210), a fixing rod (224) is vertically fixed on the side wall of the communication position of the first branch pipe (320) and the second branch pipe (330), the sliding rod (223) slides in the fixing rod (224), a reset spring (225) is arranged in the fixing rod (224), and two ends of the reset spring (225) are fixedly connected with the sliding rod (223) and the bottom wall of the fixing rod (224) respectively.