CN203229055U - Nitrogen sealed water tank - Google Patents
Nitrogen sealed water tank Download PDFInfo
- Publication number
- CN203229055U CN203229055U CN 201320100160 CN201320100160U CN203229055U CN 203229055 U CN203229055 U CN 203229055U CN 201320100160 CN201320100160 CN 201320100160 CN 201320100160 U CN201320100160 U CN 201320100160U CN 203229055 U CN203229055 U CN 203229055U
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- water
- tank
- nitrogen
- pure water
- pipe
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Abstract
The utility model relates to a pure water manufacture device and discloses a nitrogen sealed water tank which comprises a sealed pure water tank, a nitrogen sealed valve and a water seal tank. The pure water tank is provided with a pure water inlet pipe and a nitrogen inlet pipe connected between the pure water tank and the nitrogen sealed valve in a pipe mode, a pure water outlet pipe is arranged at the bottom of the pure water tank, and the water seal pipe which is in pipe connection with the water seal tank is arranged on the pure water tank. The water seal tank is arranged in a seal mode, pure water is contained in the water seal tank, a water replenishing pipe is arranged on the water seal tank, a vacuum breaking pipe for communicating the outside with the water seal tank in negative pressure is arranged on the water seal tank, an overflow pipe with an opening positioned above the water surface is arranged in the water seal tank, and a check valve is arranged on the overflow pipe. The pure water preparing device has the advantages of avoiding secondary pollution of EDI contributing water after the EDI contributing water enters the pure water tank.
Description
Technical field
The utility model relates to the pure water manufacturing equipment, especially relates to a kind of nitrogen-sealed water tank.
Background technology
Electricity regeneration mixes the revolutionary character invention that bed (EDI) is water technology, it is to utilize film piece both end voltage that the charged ion in the water is moved, and cooperation duolite and selective resin film, move removal with speeding-up ion, and then reach the purifying of water, wherein the required hydrogen root (H+) of ion exchange resin regeneration and hydroxide radical (OH-) then come under the high-tension current and supply with by dissociating in the water, so just need not to carry out regeneration reducing with acid, alkali.The advantage that has has: high purity usefulness, water conditioning; Operating cost is low, and is simple to operate and easy to maintenance; Can move continuously and regenerate, can uninterruptedly supply water in 24 hours; No waste water handling problem, need not medicament regeneration and do not have the medicament storage problem.
But EDI produces and is vulnerable to dust in the air, CO after water enters water tank
2Deng pollution.How to alleviate EDI product water and be subjected to the secondary pollution problem, become the bottleneck of pure water manufacture fast development.
Summary of the invention
For overcoming above-mentioned shortcoming, the utility model provides a kind of EDI of avoiding to produce water and enters the nitrogen-sealed water tank that is subjected to secondary pollution behind the pure water water tank.
The purpose of this utility model is achieved through the following technical measures, a kind of nitrogen-sealed water tank, the pure water water tank, nitrogen envelope valve and the flashback tank that comprise sealing, described pure water water tank is provided with pure water inlet channel and pipe and is connected on the nitrogen tube of advancing between pure water water tank and the nitrogen envelope valve, the bottom of described pure water water tank is provided with the pure water coolant outlet pipe, and the top of described pure water water tank is provided with the sealing water pipe that connects with the flashback tank pipe; Described flashback tank arranges and wherein is mounted with pure water for sealing, described flashback tank is provided with filling pipe, described flashback tank is provided with the vacuum breaker pipe that is communicated with extraneous and flashback tank when negative pressure is low, be provided with the overflow pipe of opening above the water surface in the described flashback tank, described overflow pipe is provided with to the check valve of extraneous draining and exhaust, described sealing water pipe one end opening is arranged on the interior superelevation liquid level of pure water water tank, described sealing water pipe other end opening is arranged on the water surface below of described flashback tank, the degree of depth is identical with maximum gas pressure in the pure water water tank, and depth unit is decimetre, the barometric millimeter of mercury is Kpa.
As a kind of optimal way, be provided with liquid level switch in the described pure water water tank, described liquid level switch is provided with middle liquid level, high liquid level, superelevation liquid level three-point switch position, liquid level switch control pure water inlet channel water inlet in described, described high level switch control pure water inlet channel is closed down, and described superelevation liquid level switch is connected with a warning device.
As a kind of optimal way, described nitrogen envelope valve connects by shutoff valve and reducing valve and storage nitrogen jar pipe.
As a kind of optimal way, be respectively arranged with compression indicator between described each valve and between nitrogen envelope valve and the pure water water tank.
Concrete, also be provided with a gas flow counter between described nitrogen envelope valve and the pure water water tank.
As a kind of optimal way, described pure water water tank bottom also is provided with a drain hose.
As a kind of optimal way, described sealing water pipe partly is the levelling pipe of buffering near flashback tank.
Concrete, described filling pipe is provided with check valve.
As a kind of optimal way, described flashback tank is the flashback tank that transparent material is made.
Concrete, described nitrogen envelope valve is flange form self-operated type nitrogen envelope valve.
The nitrogen envelope systems such as nitrogen envelope valve of the utility model by arranging in the pure water water tank maintains about 2.5KPa the gas-phase space pressure of nitrogen in the water tank, and when gas-phase space pressure was higher than 2.5KPa, nitrogen envelope valve cut out, and stopped nitrogen supply (NS); When gas-phase space pressure was lower than 2.5KPa, nitrogen envelope opening of valves began to replenish nitrogen, guaranteed water tank suck air not in normal course of operation, prevented from that pollutantss such as airborne dust, CO2 from entering to form secondary pollution in the DI water (deionized water).The effect of flashback tank wherein is set: main purpose is secluding air, in addition most importantly, when nitrogen exhausts in the water tank, destroys the nitrogen envelope, avoids water tank to be damaged by negative pressure; When breaking down for the nitrogen valve, discharge too much nitrogen and avoid water tank to damage equally.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of the flashback tank of the utility model embodiment.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
As Fig. 1, a kind of nitrogen-sealed water tank, the pure water water tank 2 that comprises sealing, flange form self-operated type nitrogen envelope valve 15 and flashback tank 6, pure water water tank 2 tops one side is provided with pure water inlet channel 1, pure water water tank 2 top opposite sides by advance nitrogen tube 14 outwards successively pipe be connected to gas flow counter 10, range is the duct type compression indicator 11 of 0～5KPa, flange form self-operated type nitrogen envelope valve 15, range is the duct type compression indicator 12 of 0～0.4MPa, silk mouthful formula gas pressure reducer 17, range is the duct type compression indicator 13 of 0～1.0MPa and connects by silk mouth formula manual shutoff valve 18 and storage nitrogen jar pipe, the middle part of pure water water tank 2 is provided with a connecting rod float switch 9, connecting rod float switch 9 is provided with middle liquid level, high liquid level, superelevation liquid level 3 points, liquid level switch control pure water inlet channel 1 water inlet in described, described high level switch control pure water inlet channel 1 is closed down, and described superelevation liquid level switch 1 is connected with an acoustic-optic alarm (not shown); The drain hose 8 that the bottom of pure water water tank 2 arranges pure water coolant outlet pipe 16 and is used for too much pure water is discharged; The superelevation liquid level place of pure water water tank 2 is provided with the sealing water pipe 3 that connects with flashback tank 6 pipes, and sealing water pipe 3 is near the levelling pipe of flashback tank 6 parts for buffering; It is when water tank 2 internal pressures reduce that nitrogen envelope valve also is the minute-pressure control cock, the self-operated type Open valve, in case, fill nitrogen, because nitrogen envelope valve must be to use below the 0.1Mpa pressure at pressure, and storage nitrogen jar provides nitrogen gas pressure generally higher, reducing valve must be installed to be reduced to pressure below the 0.1Mpa and just can to use, nitrogen envelope valve opening pressure segmentation is on request set, it is adjustable generally to get 0.5～5Kpa scope at the pure water treatment industry, nitrogen envelope valve pressure adjusting setting value is 2.5Kpa in the present embodiment, the nitrogen gas purity that wherein stores up in the nitrogen jar should not be lower than 99.995%, and source nitrogen pressure is preferably 0.5～0.6MPa.Keep pure water water tank 2 interior gas-phase space pressure about 2.5KPa by nitrogen envelope valve, when gas-phase space pressure was higher than 2.5KPa, nitrogen envelope valve cut out, and stops nitrogen supply (NS); When gas-phase space pressure was lower than 2.5KPa, nitrogen envelope opening of valves began to replenish nitrogen, guaranteed water tank 2 suck air not in normal course of operation, prevented airborne dust, CO
2Enter in the DI water Deng pollutants and to form secondary pollution.
As described in Figure 2, flashback tank 6 is that transparent acrylic material and sealing arranges, wherein be mounted with pure water, 6 are provided with filling pipe 5 on the flashback tank, filling pipe 5 is provided with the check valve 501 for the unidirectional injection of control pure water, flashback tank 6 tops also are provided with when negative pressure and are lower than-are communicated with during 0.85Kpa the vacuum breaker pipe 4 of extraneous and flashback tank 6, be provided with the overflow pipe 7 of opening above the water surface in the flashback tank 6, overflow pipe 7 is provided with the check valve 701 to extraneous draining and exhaust, sealing water pipe 3 one end openings are arranged on the superelevation liquid level place in the pure water water tank 2, sealing water pipe 3 other end openings are arranged on the water surface below of flashback tank 6, the degree of depth is identical with the maximum gas pressure of setting in the pure water water tank 2, depth unit is decimetre, the barometric millimeter of mercury is Kpa, in the present embodiment, the maximum gas pressure of setting in the pure water water tank 2 is 3Kpa, and sealing water pipe 3 openings are arranged on the 300mm place, water surface below of flashback tank 6.
Can not close down or during connecting rod float switch 9 cisco unity malfunctions when pure water inlet channel 1 breaks down, when the pure water liquid level in the water tank 2 exceeded the superelevation liquid level, too much pure water flowed into flashback tanks 6 and discharges by overflow pipe 7 from sealing water pipe 3;
When flange form self-operated type nitrogen envelope valve 15 breaks down can not cut out the time, after the gas-phase space pressure surpass 3Kpa in the pure water water tank 2, because 1Kpa=100mmH
2O, unnecessary nitrogen overflows by the liquid level of sealing water pipe 3 from flashback tank 6, and discharges by overflow pipe 7;
When flange form self-operated type nitrogen envelope valve 15 breaks down can not open the time, in the pure water water tank 2 negative pressure be lower than-during 0.85Kpa, vacuum breaker pipe 4 is communicated with the external world and flashback tanks, suck air and prevent negative pressure too high to cause water tank 2 to be inhaled flat.
More than be that the utility model nitrogen-sealed water tank is set forth; be used for helping to understand the utility model; but embodiment of the present utility model is not restricted to the described embodiments; anyly do not deviate from the change done under the utility model principle, modification, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (10)
1. nitrogen-sealed water tank, it is characterized in that: the pure water water tank, nitrogen envelope valve and the flashback tank that comprise sealing, described pure water water tank is provided with pure water inlet channel and pipe and is connected on the nitrogen tube of advancing between pure water water tank and the nitrogen envelope valve, the bottom of described pure water water tank is provided with the pure water coolant outlet pipe, and the top of described pure water water tank is provided with the sealing water pipe that connects with the flashback tank pipe; Described flashback tank arranges and wherein is mounted with pure water for sealing, described flashback tank is provided with filling pipe, described flashback tank is provided with the vacuum breaker pipe that is communicated with extraneous and flashback tank when negative pressure is low, be provided with the overflow pipe of opening above the water surface in the described flashback tank, described overflow pipe is provided with to the check valve of extraneous draining and exhaust, described sealing water pipe one end opening is arranged on the interior superelevation liquid level of pure water water tank, described sealing water pipe other end opening is arranged on the water surface below of described flashback tank, the degree of depth is identical with maximum gas pressure in the pure water water tank, and depth unit is decimetre, the barometric millimeter of mercury is Kpa.
2. nitrogen-sealed water tank according to claim 1, it is characterized in that: be provided with liquid level switch in the described pure water water tank, described liquid level switch is provided with middle liquid level, high liquid level, superelevation liquid level three-point switch position, liquid level switch control pure water inlet channel water inlet in described, described high level switch control pure water inlet channel is closed down, and described superelevation liquid level switch is connected with a warning device.
3. nitrogen-sealed water tank according to claim 1 and 2 is characterized in that: described nitrogen envelope valve connects by shutoff valve and reducing valve and storage nitrogen jar pipe.
4. nitrogen-sealed water tank according to claim 3 is characterized in that: be respectively arranged with compression indicator between described each valve and between nitrogen envelope valve and the pure water water tank.
5. nitrogen-sealed water tank according to claim 1 and 2 is characterized in that: also be provided with a gas flow counter between described nitrogen envelope valve and the pure water water tank.
6. nitrogen-sealed water tank according to claim 1 and 2, it is characterized in that: described pure water water tank bottom also is provided with a drain hose.
7. nitrogen-sealed water tank according to claim 1 and 2 is characterized in that: described sealing water pipe partly is the levelling pipe of buffering near flashback tank.
8. nitrogen-sealed water tank according to claim 1 and 2, it is characterized in that: described filling pipe is provided with check valve.
9. nitrogen-sealed water tank according to claim 1 and 2 is characterized in that: described flashback tank is the flashback tank that transparent material is made.
10. nitrogen-sealed water tank according to claim 1 and 2 is characterized in that: described nitrogen envelope valve is flange form self-operated type nitrogen envelope valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100160 CN203229055U (en) | 2013-03-05 | 2013-03-05 | Nitrogen sealed water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100160 CN203229055U (en) | 2013-03-05 | 2013-03-05 | Nitrogen sealed water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203229055U true CN203229055U (en) | 2013-10-09 |
Family
ID=49285194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320100160 Expired - Fee Related CN203229055U (en) | 2013-03-05 | 2013-03-05 | Nitrogen sealed water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203229055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160117A (en) * | 2018-07-17 | 2019-01-08 | 芜湖万向新元环保科技有限公司 | A kind of flammable liquid storage tank |
| CN109160116A (en) * | 2018-07-17 | 2019-01-08 | 芜湖万向新元环保科技有限公司 | A kind of outdoor wet tank |
-
2013
- 2013-03-05 CN CN 201320100160 patent/CN203229055U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160117A (en) * | 2018-07-17 | 2019-01-08 | 芜湖万向新元环保科技有限公司 | A kind of flammable liquid storage tank |
| CN109160116A (en) * | 2018-07-17 | 2019-01-08 | 芜湖万向新元环保科技有限公司 | A kind of outdoor wet tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HEADWATER ENVIRONMENTAL TECHNOLOGIES CO., Free format text: FORMER NAME: SHENZHEN HEADWATER WATER TECHNOLOGIES CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong, Shenzhen, Henggang, Longgang street, Po Po Road, 30-1 building, No. A Patentee after: SHENZHEN HEADWATER ENVIRONMENTAL TECHNOLOGIES CO., LTD. Address before: 518000 Guangdong, Shenzhen, Henggang, Longgang street, Po Po Road, 30-1 building, No. A Patentee before: Shenzhen Headwater Water Technologies Co., Ltd. |
|
| DD01 | Delivery of document by public notice |
Addressee: Tian Xinguo Document name: Notification of Passing Examination on Formalities |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20200305 |