CN208500498U - A kind of vacuum plant for MBR system - Google Patents
A kind of vacuum plant for MBR system Download PDFInfo
- Publication number
- CN208500498U CN208500498U CN201820894199.0U CN201820894199U CN208500498U CN 208500498 U CN208500498 U CN 208500498U CN 201820894199 U CN201820894199 U CN 201820894199U CN 208500498 U CN208500498 U CN 208500498U
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- China
- Prior art keywords
- control valve
- vacuum
- vacuum tank
- liquid level
- water pot
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model relates to a kind of vacuum plants for MBR system.Including pressure gauge, membrane module gas water separation tank interface, vacuum tank inlet control valve, vacuum tank, vacuum pump, vacuum tank is connected to vacuum pump, and vacuum tank inlet control valve is arranged between membrane module gas water separation tank interface and vacuum tank.Displacement can is additionally provided between vacuum tank and vacuum pump, vacuum pump side is additionally provided with circulation water pot, by the cooling water circulation use of vacuum pump.Compared with the prior art, the utility model has the following advantages: vacuumize, drain, cooling water supplement fully achieves automation, and does not influence to vacuumize while draining, the consumption of cooling water can also be saved.
Description
Technical field
The utility model relates to technical field of sewage more particularly to a kind of vacuum plants for MBR system.
Background technique
Membrane bioreactor (Membrance Bioreactor Reactor, abbreviation MBR) is at membrane technology and sewage
The emerging technology that biochemical reaction in reason combines is filtered the muddy water mixed solution in biochemical reaction tank with film,
It realizes and is separated by solid-liquid separation.On the one hand, film has retained the microorganism in reaction tank, and the activated sludge concentration in pond is significantly increased, makes
The biochemical reaction of degradation of contaminant is proceeded more quickly more thoroughly；On the other hand, due to the high filtering precision of film, it ensure that water outlet
It is as clear as crystal, obtain the production water of high quality.MBR system needs to form certain vacuum degree in water production pipeline when producing water, with
Overcome transmembrane pressure.When water temperature is higher, it is easier to generate gas.After cleaning offline, in water production pipeline also can enter compared with
More air.Due to above, a large amount of gas may be hoarded in system, caused production water pump to be difficult to start, be will lead to operation
Pressure instability, it is difficult to accurate judgement fouling membrane situation, and traditional vacuum plant is after running for a period of time, has in vacuum tank
Ponding can not vacuumize while draining, and vacuum pump is very big to the consumption of cooling water.
Summary of the invention
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide one kind to be used for
The vacuum plant of MBR system can be automatically drained out vacuum tank internal water accumulation, can also be vacuumized while draining, simultaneously
Circulation water pot is set to save the consumption to cooling water.
For achieving the above object, the utility model adopts the following technical solutions: it is a kind of for the true of MBR system
Empty device, including pressure gauge, membrane module gas water separation tank interface, vacuum tank inlet control valve, vacuum tank, vacuum pump, vacuum tank
It is connected to vacuum pump, vacuum tank inlet control valve is set between membrane module gas water separation tank interface and vacuum tank；
Displacement can is equipped between the vacuum tank and vacuum pump, i.e. vacuum tank is connected to control valve and displacement can by top
It is connected, is additionally provided with atmosphere control valve between top connection control valve and displacement can, the atmosphere control valve and big gas phase
Logical, vacuum pot bottom is equipped with bottom and is connected to control valve, i.e. bottom connection control valve is arranged between vacuum tank and draining control valve；
Set on the displacement can there are two liquid level sensor, i.e. two liquid level sensors be respectively high liquid level sensor and
Low liquid level sensor, draining pot bottom are equipped with draining control valve, the discharge outlet connection of the draining control valve and displacement can；
The vacuum pump is connected by vacuum tank discharge control valve with vacuum tank, i.e. the air entry and vacuum tank of vacuum pump
Discharge control valve connection, the vacuum tank discharge control valve are arranged between vacuum tank is connected to control valve with top；
Described vacuum pump side is equipped with circulation water pot, and the top for recycling water pot is equipped with evaporation tube, vacuum pump water inlet
It is connected with circulation water pot water outlet, the water outlet of vacuum pump is connected to circulation water pot water inlet；
Moisturizing control valve is equipped with above the circulation water pot, which connects water supply line, recycles water pot side
Overflow pipe, circulation water pot high liquid level sensor and circulation water pot low liquid level sensor, the installation site of overflow pipe are additionally provided on wall
Lower than evaporation tube, the installation site for recycling water pot high liquid level sensor is lower than overflow pipe, circulation water pot low liquid level sensor installation
Below circulation water pot high liquid level sensor；
The vacuum tank, displacement can, circulation water pot can be carbon steel or stainless steel material；
The control valve being equipped in a kind of vacuum plant for MBR system is solenoid valve, motor-driven valve, pneumatic
Any one of valve or pilot operated valve device.
Vacuum tank is connected by vacuum tank discharge control valve with vacuum pump, controls opening for vacuum pump by the setting of pressure gauge
Stop；If vacuum pressure tank is lower than lower limit, vacuum tank discharge control valve is opened, vacuum pump startup, if vacuum pressure tank is higher than
The upper limit, vacuum tank discharge control valve are closed, and vacuum pump stops working.
When water level is lower than the high liquid level sensor of displacement can in displacement can, draining control valve and atmosphere control valve are closed
It closes, bottom connection control valve is connected to control valve with top and keeps it turning on；When the high liquid level that water level is higher than displacement can in displacement can passes
When sensor, draining control valve and atmosphere control valve are opened, and bottom connection control valve is connected to control valve closing with top, that is, are arranged
Water pot separates completely with vacuum tank, and displacement can vacuum pump while draining still can vacuumize；When water level is low in displacement can
When displacement can low liquid level sensor, draining control valve and atmosphere control valve are closed, and bottom connection control valve and top connect
Logical control valve is opened.
The water in water pot is recycled as the cooling water of vacuum pump, by have after vacuum pump water be heated through evaporation tube with
The form of vapor sheds.When water level is lower than circulation water pot low liquid level sensor in circulation water pot, moisturizing control valve is opened, to
When water level is higher than circulation water pot high liquid level sensor, moisturizing control valve is closed.
Compared with the prior art, the utility model has the following advantages: vacuumizing, draining, cooling water supplement fully achieves certainly
Dynamicization, and do not influence to vacuumize while draining, the consumption of a large amount of cooling waters can also be saved, freshwater resources have been saved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein: 1- pressure gauge, 2- membrane module gas water separation tank interface, 3- vacuum tank inlet control valve, 4- vacuum tank, 5-
Bottom connection control valve, 6- draining control valve, 7- displacement can, 8- atmosphere control valve, the top 9- are connected to control valve, and 10- is true
Slack tank discharge control valve, 11- displacement can high liquid level sensor, 12- displacement can low liquid level sensor, 13- vacuum pump, 14- moisturizing
Control valve, 15- evaporation tube, 16- recycle water pot, 17- overflow pipe, and 18- recycles water pot high liquid level sensor, and it is low that 19- recycles water pot
Liquid level sensor.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below in conjunction with the present embodiment
In attached drawing, the technical solutions in the embodiments of the present invention are clearly and completely described.Obviously, described implementation
Example is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the embodiments of the present invention,
All other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
As shown in Fig. 1, specific embodiment of the utility model for the vacuum plant of MBR system is given, is tied below
Closing the drawings and specific embodiments, the present invention is further illustrated.
Each component as shown in Figure 1 is connected by pipeline.
A kind of vacuum plant for MBR system, including pressure gauge 1, membrane module gas water separation tank interface 2, vacuum tank enter
Mouth control valve 3, vacuum tank 4, vacuum pump 13, vacuum tank 4 are connected to vacuum pump 13, membrane module gas water separation tank interface 2 and vacuum
Vacuum tank inlet control valve 3 is set between tank 4；
Between the vacuum tank 4 and vacuum pump 13 be equipped with displacement can 7, i.e., vacuum tank 4 by top be connected to control valve 9 and
Displacement can 7 is connected, and is additionally provided with atmosphere control valve 8 between top connection control valve 9 and displacement can 7, atmosphere control
Valve 8 is communicated with atmosphere, 4 bottom of vacuum tank be equipped with bottom be connected to control valve 5, i.e., bottom connection control valve 5 setting vacuum tank 4 with
Between draining control valve 6；
Liquid level sensor there are two setting on the displacement can 7, i.e. two liquid level sensors are respectively high liquid level sensor
11 and low liquid level sensor 12,7 bottom of displacement can is equipped with draining control valve 6, the discharge outlet of the draining control valve 6 and displacement can 7
Connection；
The vacuum pump 13 is connected by vacuum tank discharge control valve 10 with vacuum tank 4, i.e. the air entry of vacuum pump 13
Connect with vacuum tank discharge control valve 10, the vacuum tank discharge control valve 10 setting vacuum tank 3 be connected to top control valve 9 it
Between,
Described 13 side of vacuum pump is equipped with circulation water pot 16, and the top of circulation water pot 16 is equipped with evaporation tube 15, vacuum
It pumps 13 water inlets to be connected with circulation water pot water outlet, the water outlet of vacuum pump 13 is connected to circulation 16 water inlet of water pot；
Moisturizing control valve 14 is equipped with above the circulation water pot 16, which connects water supply line, circulation
It is additionally provided with overflow pipe 17, circulation water pot high liquid level sensor 18 and circulation water pot low liquid level sensor 19 on 16 side wall of water pot, overflows
The installation site of flow tube 17 is lower than evaporation tube 15, and the installation site of circulation water pot high liquid level sensor 18 is lower than overflow pipe 17, follows
Ring water pot low liquid level sensor 19 is mounted on 18 lower section of circulation water pot high liquid level sensor.
The vacuum tank 4, displacement can 7, circulation water pot 16 can be stainless steel material；
The control valve being equipped with is pneumatic operated valve.
Vacuum tank 4 is connected by vacuum tank discharge control valve 10 with vacuum pump 4, controls vacuum by the setting of pressure gauge 1
The start and stop of pump 13；If 4 pressure of vacuum tank is lower than lower limit, vacuum tank discharge control valve 10 is opened, and vacuum pump 13 starts, such as truly
4 pressure of slack tank is higher than the upper limit, and vacuum tank discharge control valve 10 is closed, and vacuum pump 13 stops working.
When water level is lower than the high liquid level sensor 11 of displacement can 7 in displacement can 7, draining control valve 6 and atmosphere control
Valve 8 processed is closed, and bottom connection control valve 5 is connected to control valve 9 with top and keeps it turning on；When water level is higher than displacement can 7 in displacement can 7
High liquid level sensor 12 when, draining control valve 6 and atmosphere control valve 8 are opened, and bottom connection control valve 5 is connected to top
Control valve 9 is closed, i.e., displacement can 7 and vacuum tank 4 separate completely, and the vacuum pump 13 while draining of displacement can 7 still can be taken out
Vacuum；When water level is lower than the low liquid level sensor 12 of displacement can 7 in displacement can 7, draining control valve 6 and atmosphere control valve
8 close, and bottom connection control valve 5 is connected to the unlatching of control valve 9 with top.
The water in water pot 16 is recycled as the cooling water of vacuum pump 13, is heated through steaming by having water after vacuum pump 13
Hair pipe 15 sheds as water vapor.When water level is lower than circulation water pot low liquid level sensor 19 in circulation water pot 16, moisturizing
Control valve 14 is opened, and when water level is higher than circulation water pot high liquid level sensor 18, moisturizing control valve 14 is closed.
The present embodiment have the advantage that compared with prior art vacuumize, drain, cooling water supplement fully achieve it is automatic
Change, and do not influence to vacuumize while draining, the consumption of a large amount of cooling waters can also be saved, saved freshwater resources.
Claims (4)
1. a kind of vacuum plant for MBR system, including pressure gauge (1), membrane module gas water separation tank interface (2), vacuum tank
Inlet control valve (3), vacuum tank (4), vacuum pump (13), vacuum tank (4) are connected to vacuum pump (13), membrane module gas water separation tank
Vacuum tank inlet control valve (3) are set between interface (2) and vacuum tank (4), it is characterised in that:
Displacement can (7) are equipped between the vacuum tank (4) and vacuum pump (13), i.e., vacuum tank (4) is connected to by top and is controlled
Valve (9) is connected with displacement can (7), is additionally provided with atmosphere control valve (8) between top connection control valve (9) and displacement can (7),
The atmosphere control valve (8) is communicated with atmosphere, and vacuum tank (4) bottom is equipped with bottom connection control valve (5), i.e. bottom connection control
Valve (5) processed is arranged between vacuum tank (4) and draining control valve (6)；
Liquid level sensor there are two setting on the displacement can (7), i.e. two liquid level sensors are respectively high liquid level sensor
(11) and low liquid level sensor (12), displacement can (7) bottom are equipped with draining control valve (6), the draining control valve (6) and displacement can
(7) discharge outlet connection；
The vacuum pump (13) is connected by vacuum tank discharge control valve (10) with vacuum tank (4), i.e. the suction of vacuum pump (13)
Port is connect with vacuum tank discharge control valve (10), and the vacuum tank discharge control valve (10) setting connects in vacuum tank (4) with top
Between logical control valve (9).
2. a kind of vacuum plant for MBR system according to claim 1, it is characterised in that described vacuum pump
(13) side be equipped with circulation water pot (16), circulation water pot (16) top be equipped with evaporation tube (15), vacuum pump (13) water inlet with
It recycles water pot water outlet to be connected, the water outlet of vacuum pump (13) is connected to circulation water pot (16) water inlet；
Moisturizing control valve (14) are equipped with above the circulation water pot (16), which connects water supply line, follows
Overflow pipe (17), circulation water pot high liquid level sensor (18) and circulation water pot low liquid level sensing are additionally provided on ring water pot (16) side wall
The installation site of device (19), overflow pipe (17) is lower than evaporation tube (15), recycles the installation site of water pot high liquid level sensor (18)
Lower than overflow pipe (17), recycles water pot low liquid level sensor (19) and be mounted below circulation water pot high liquid level sensor (18).
3. a kind of vacuum plant for MBR system according to claim 2, it is characterised in that the vacuum tank
(4), displacement can (7), circulation water pot (16) can be carbon steel or stainless steel.
4. a kind of vacuum plant for MBR system according to claim 1 to 3, it is characterised in that described one
Control valve of the kind for being equipped in the vacuum plant of MBR system is appointing in solenoid valve, motor-driven valve, pneumatic operated valve or pilot operated valve device
It is a kind of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820894199.0U CN208500498U (en) | 2018-06-11 | 2018-06-11 | A kind of vacuum plant for MBR system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820894199.0U CN208500498U (en) | 2018-06-11 | 2018-06-11 | A kind of vacuum plant for MBR system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208500498U true CN208500498U (en) | 2019-02-15 |
Family
ID=65288608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820894199.0U Expired - Fee Related CN208500498U (en) | 2018-06-11 | 2018-06-11 | A kind of vacuum plant for MBR system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208500498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271779A (en) * | 2019-06-17 | 2019-09-24 | 江苏新美星包装机械股份有限公司 | The vacuum evacuation device of vacuum tank |
-
2018
- 2018-06-11 CN CN201820894199.0U patent/CN208500498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271779A (en) * | 2019-06-17 | 2019-09-24 | 江苏新美星包装机械股份有限公司 | The vacuum evacuation device of vacuum tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |