CN107558562A - Vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution - Google Patents
Vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution Download PDFInfo
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- CN107558562A CN107558562A CN201710802587.1A CN201710802587A CN107558562A CN 107558562 A CN107558562 A CN 107558562A CN 201710802587 A CN201710802587 A CN 201710802587A CN 107558562 A CN107558562 A CN 107558562A
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- 230000005484 gravity Effects 0.000 title claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000007599 discharging Methods 0.000 title claims abstract description 8
- 239000010865 sewage Substances 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000002351 wastewater Substances 0.000 claims description 11
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 2
- 208000028659 discharge Diseases 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Abstract
The invention discloses a kind of vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution, solves the problems, such as vacuum equipment blowdown difficulty.Including vacuum equipment（1）, the closed header of the first blowdown（16）With the closed header of the second blowdown（29）, sewage is provided with vacuum equipment and receives main pipe（4）, sewage vent line is connected to the drainage point in atmospheric pressure environment by blowdown header, for the sewage in blowdown header to drainage point；Vacuum lead is connected to by blowdown header and vacuumizes main pipe, for establishing vacuum in blowdown header；Vacuum breaking pipeline is connected to air by blowdown header, for destroying vacuum in blowdown header.Each blowdown header sets remote level indicator in two position point respectively, the switching of 4 road pipeline valves is controlled by height of liquid level, make blowdown header receiving device sewage under vacuum conditions, another blowdown header discharges the continuous automatic pollution discharge that vacuum equipment under sewage to atmospheric pressure environment, is realized in header under atmospheric pressure state.
Description
Technical field
The present invention relates to a kind of vacuum equipment drainage, more particularly to it is a kind of can be worked under subatmospheric set
Standby discharge remnants or drainage and its method for discharging pollution under liquid waste to atmospheric pressure environment.
Background technology
Vacuum equipment need to be arranged when putting into operation or running for the liquid that quality requirements are not met caused by device interior
Put, to ensure equipment normal operation.But because vacuum equipment internal pressure is less than atmospheric pressure, in order to ensure internal normal work
Pressure, its internal liquid can not be discharged by the gravity flow fluid-discharge therapy of routine, it is necessary to use special device or operation means
It could realize.At present, the technological means mainly taken has two kinds：The first is using the increase centrifugation on vacuum equipment blow-off line
The mode of pump, by centrifugal pump lifting negative pressure fluid pressure, make it higher than atmospheric pressure and be emitted into again in atmospheric pressure environment, its feature
It is drainage flexible operation, online blowdown can be carried out and not influence vacuum equipment normal operation, but due to adding centrifugal pump
It is uneconomical complicated with drainage that electric energy is consumed when improving drainage construction cost, and running；Second is vacuum
Damage of facilities vacuum sewerage method, it is after vacuum equipment runs one section of process, by arrestment normal operation, destroys in equipment
Portion's negative pressure, internal liquid gravity flow is drained under atmospheric pressure environment, be characterized in that drainage is simple, and need not increase and additionally set
Standby cost is low, but equipment must interrupt during destruction vacuum, influences equipment performance driving economy, and drainage operation is ineffective
It is living.
The content of the invention
The invention provides a kind of vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution, solves vacuum
The difficult technical problem of equipment blowdown.
The present invention is that solve above technical problem by the following technical programs：
A kind of vacuum equipment positive displacement gravity flow continuous blow down system, including vacuum equipment, the closed header of the first blowdown and second row
Dirty closed header, sewage is provided with vacuum equipment and receives main pipe, sewage receives main pipe and arranged by the closed header of the first blowdown
Dirty inlet pipeline is connected together with the closed header of the first blowdown, is provided with the closed header blowdown inlet pipeline of the first blowdown
First magnetic valve, the bottom of the closed header of the first blowdown are connected one by the first sewage vent line with wastewater disposition house steward
Rise, the 4th magnetic valve is provided with the first sewage vent line, the is respectively arranged with the top of the closed header of the first blowdown
One vacuum lead and the first vacuum breaking pipeline, the other end of the first vacuum lead are connected together with vacuumizing house steward,
The other end of first vacuum breaking pipeline is connected together with vacuum breaking total pipeline, and is provided with the first vacuum lead
Two magnetic valves, the 3rd magnetic valve is provided with the first vacuum breaking pipeline, is respectively arranged with the closed header of the first blowdown
First high level switch and the first low liquid level switch, the first high level switch respectively with the first magnetic valve, second solenoid valve, the 3rd
Magnetic valve and the 4th magnetic valve are electrically connected, the first low liquid level switch respectively with the first magnetic valve, second solenoid valve, the 3rd
Magnetic valve and the 4th magnetic valve are electrically connected；Sewage receive main pipe by the closed header blowdown inlet pipeline of the second blowdown with
The closed header of second blowdown is connected together, and the 5th magnetic valve is provided with the closed header blowdown inlet pipeline of the second blowdown,
The bottom of the closed header of second blowdown is connected together by the second sewage vent line and wastewater disposition house steward, in the second sewage
The 8th magnetic valve is provided with discharge tube, be respectively arranged with the top of the closed header of the second blowdown the second vacuum lead and
Second vacuum breaking pipeline, the other end of the second vacuum lead are connected together with vacuumizing house steward, the second vacuum breaking pipe
The other end in road is connected together with vacuum breaking total pipeline, and the 6th magnetic valve is provided with the second vacuum lead,
The 7th magnetic valve is provided with two vacuum breaking pipelines, the second high level switch is respectively arranged with the closed header of the second blowdown
Switched with the second low liquid level, the second high level switch is electric with the 5th magnetic valve, the 6th magnetic valve, the 7th magnetic valve and the 8th respectively
Magnet valve is electrically connected, and the second low liquid level switch is electric with the 5th magnetic valve, the 6th magnetic valve, the 7th magnetic valve and the 8th respectively
Magnet valve is electrically connected.
The first pressure gauge and the first liquid level gauge on the spot on the spot is respectively arranged with the closed header of the first blowdown, in second row
The second pressure gauge and the second liquid level gauge on the spot on the spot is respectively arranged with dirty closed header.
A kind of method for discharging pollution of vacuum equipment positive displacement gravity flow continuous blow down system, comprises the following steps：
The first step, when the non-blowdown of vacuum equipment, the closed header of the first blowdown and the closed header of the second blowdown are in 0 liquid level shape
State, the first magnetic valve and second solenoid valve are in open mode, the 5th magnetic valve, the 6th magnetic valve, the 3rd magnetic valve, the 4th
Magnetic valve, the 7th magnetic valve and the 8th magnetic valve are in closed mode；
Second step, when vacuum equipment starts blowdown, sewage receives main pipe by sewage and picked out, into the closed header of the first blowdown,
When liquid level is increased to high level in the closed header of first blowdown, the action of the first high level switch, signal is sent, controls the first electromagnetism
Valve and second solenoid valve are closed, and the 4th magnetic valve and the 3rd magnetic valve are opened, and the closed header of the first blowdown enters wastewater disposition shape
State；At the same time, the 5th magnetic valve and the 6th magnetic valve are opened, and sewage receives main pipe by sewage and picked out, close into the second blowdown
Closed set case, the closed header of the second blowdown enter sewage reception state；
3rd step, when in the closed header of the first blowdown below water level decreasing to low water level, the first low liquid level switch motion, send
Signal is controlled, and the 4th magnetic valve and the 3rd closed electromagnetic valve, second solenoid valve are opened, and the closed header of the first blowdown, which enters, waits dirt
Water reception state；
4th step, when water level rises to above high water mark in the closed header of the second blowdown, the second high level switch action, send
Signal is controlled, the 5th magnetic valve and the 6th closed electromagnetic valve, and the 7th magnetic valve and the 8th magnetic valve are opened, the closed collection of the second blowdown
Case enters wastewater disposition state；At the same time, the first magnetic valve in the closed header of the first blowdown is opened, and sewage is received female by water
Pipe picks out, and into the closed header of the first blowdown, enters the closed header of the first blowdown and enters sewage reception state.
It is an object of the invention to provide a kind of vacuum equipment positive displacement gravity flow continuous blow down system so that vacuum equipment blowdown
Simple system, it is not necessary to increase centrifugal pump, cost is low, and flexible operation can be in the situation for not influenceing vacuum equipment and continuously running
Under, realize online blowdown.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
A kind of vacuum equipment positive displacement gravity flow continuous blow down system, including vacuum equipment 1, the closed header 16 and second of the first blowdown
The closed header 29 of blowdown, sewage is provided with vacuum equipment 1 and receives main pipe 4, it is closed by the first blowdown that sewage receives main pipe 4
The header 16 closed with the first blowdown of header blowdown inlet pipeline 7 is connected together, in the closed header blowdown inlet tube of the first blowdown
Be provided with the first magnetic valve 8 on road 7, the bottom of the closed header 16 of the first blowdown by the first sewage vent line 30 with outside sewage
Row house steward 3 is connected together, and the 4th magnetic valve 17 is provided with the first sewage vent line 30, in the closed header of the first blowdown
16 top is respectively arranged with the first vacuum lead 9 and the first vacuum breaking pipeline 11, the other end of the first vacuum lead 9
It is connected together with vacuumizing house steward 2, the other end of the first vacuum breaking pipeline 11 is connected one with vacuum breaking total pipeline 5
Rise, be provided with second solenoid valve 10 on the first vacuum lead 9, the 3rd electromagnetism is provided with the first vacuum breaking pipeline 11
Valve 12, is respectively arranged with the first high level switch 14 in the closed header 16 of the first blowdown and the first low liquid level switchs 15, first
High level switch 14 is connected electrically in the first magnetic valve 8, second solenoid valve 10, the 3rd magnetic valve 12 and the 4th magnetic valve 17 respectively
Together, the first low liquid level switch 15 respectively with the first magnetic valve 8, second solenoid valve 10, the 3rd magnetic valve 12 and the 4th magnetic valve
17 are electrically connected；It is closed by the closed header blowdown inlet pipeline 20 of the second blowdown and the second blowdown that sewage receives main pipe 4
Header 29 is connected together, and the 5th magnetic valve 21, second row are provided with the closed header blowdown inlet pipeline 20 of the second blowdown
The bottom of dirty closed header 29 is connected together by the second sewage vent line 31 with wastewater disposition house steward 3, in the second sewage
The 8th magnetic valve 6 is provided with discharge tube 31, being respectively arranged with second on the top of the closed header 29 of the second blowdown vacuumizes
The vacuum breaking pipeline 24 of pipeline 22 and second, the other end of the second vacuum lead 22 are connected together with vacuumizing house steward 2, the
The other end of two vacuum breaking pipelines 24 is connected together with vacuum breaking total pipeline 5, is set on the second vacuum lead 22
There is the 6th magnetic valve 23, the 7th magnetic valve 25 is provided with the second vacuum breaking pipeline 24, in the closed header 29 of the second blowdown
In be respectively arranged with the second high level switch 27 and the second low liquid level switch 28, the second high level switch 27 respectively with the 5th electromagnetism
Valve 21, the 6th magnetic valve 23, the 7th magnetic valve 25 and the 8th magnetic valve 6 are electrically connected, the difference of the second low liquid level switch 28
It is electrically connected with the 5th magnetic valve 21, the 6th magnetic valve 23, the 7th magnetic valve 25 and the 8th magnetic valve 6.
The first liquid level gauge 18 on the spot of pressure gauge 19 and first on the spot are respectively arranged with the closed header 16 of the first blowdown,
The second liquid level gauge 13 on the spot of pressure gauge 26 and second on the spot are respectively arranged with the closed header 29 of second blowdown.
A kind of method for discharging pollution of vacuum equipment positive displacement gravity flow continuous blow down system as claimed in claim 1, including with
Lower step：
The first step, when 1 non-blowdown of vacuum equipment, the closed closed header 29 of the blowdown of header 16 and second of the first blowdown is in 0
Fluid level condition, the first magnetic valve 8 and second solenoid valve 10 are in open mode, the 5th magnetic valve 21, the 6th magnetic valve 23,
Three magnetic valves 12, the 4th magnetic valve 17, the 7th magnetic valve 25 and the 8th magnetic valve 6 are in closed mode；
Second step, when vacuum equipment 1 start blowdown when, sewage by sewage receive main pipe 4 pick out, into the closed header of the first blowdown
16, when liquid level is increased to high level in the closed header 16 of the first blowdown, the first high level switch 14 acts, and sends signal, control
First magnetic valve 8 and second solenoid valve 10 are closed, and the 4th magnetic valve 17 and the 3rd magnetic valve 12 are opened, the closed header of the first blowdown
16 enter wastewater disposition state；At the same time, the 5th magnetic valve 21 and the 6th magnetic valve 23 are opened, and sewage receives main pipe by sewage
4 pick out, and into the closed header 29 of the second blowdown, the closed header 29 of the second blowdown enters sewage reception state；
3rd step, when in the closed header 16 of the first blowdown below water level decreasing to low water level, the first low liquid level switch 15 action,
Signal control is sent, the 4th magnetic valve 17 and the 3rd magnetic valve 12 are closed, and second solenoid valve 10 is opened, the closed header of the first blowdown
16 enter wait sewage reception state；
4th step, when water level rises to above high water mark in the closed header 29 of the second blowdown, the second high level switch 27 acts,
Signal control is sent, the 5th magnetic valve 21 and the 6th magnetic valve 23 are closed, and the 7th magnetic valve 25 and the 8th magnetic valve 6 are opened, the
The closed header 29 of two blowdowns enters wastewater disposition state；At the same time, the first magnetic valve 8 in the closed header 16 of the first blowdown is beaten
Open, sewage receives main pipe 4 by water and picked out, and into the closed header 16 of the first blowdown, enters the closed header 16 of the first blowdown and enters sewage
Reception state；
In this way, the closed header of two blowdowns completes vacuum equipment positive displacement gravity flow continuous blowdown alternately in reception and blowdown state
Work.And provided with pressure gauge and liquid level gauge facilitate field operator to observe on the spot in blowdown header.
Claims (3)
- The continuous blow down system 1. a kind of vacuum equipment positive displacement is flow automatically, including vacuum equipment（1）, the closed header of the first blowdown（16） With the closed header of the second blowdown（29）, in vacuum equipment（1）On be provided with sewage receive main pipe（4）, it is characterised in that sewage connects Receive main pipe（4）Pass through the closed header blowdown inlet pipeline of the first blowdown（7）With the closed header of the first blowdown（16）It is connected together, In the closed header blowdown inlet pipeline of the first blowdown（7）On be provided with the first magnetic valve（8）, the closed header of the first blowdown（16）'s Bottom passes through the first sewage vent line（30）With wastewater disposition house steward（3）It is connected together, in the first sewage vent line （30）On be provided with the 4th magnetic valve（17）, in the closed header of the first blowdown（16）Top be respectively arranged with the first vacuum-pumping tube Road（9）With the first vacuum breaking pipeline（11）, the first vacuum lead（9）The other end and vacuumize house steward（2）Connection is one Rise, the first vacuum breaking pipeline（11）The other end and vacuum breaking total pipeline（5）It is connected together, in the first vacuum lead （9）On be provided with second solenoid valve（10）, in the first vacuum breaking pipeline（11）On be provided with the 3rd magnetic valve（12）, first The closed header of blowdown（16）In be respectively arranged with the first high level switch（14）Switched with the first low liquid level（15）, the first high level Switch（14）Respectively with the first magnetic valve（8）, second solenoid valve（10）, the 3rd magnetic valve（12）With the 4th magnetic valve（17）It is electrically connected It is connected together, the first low liquid level switch（15）Respectively with the first magnetic valve（8）, second solenoid valve（10）, the 3rd magnetic valve（12） With the 4th magnetic valve（17）It is electrically connected；Sewage receives main pipe（4）Pass through the closed header blowdown inlet pipeline of the second blowdown （20）With the closed header of the second blowdown（29）It is connected together, in the closed header blowdown inlet pipeline of the second blowdown（20）Upper setting There is the 5th magnetic valve（21）, the closed header of the second blowdown（29）Bottom pass through the second sewage vent line（31）With wastewater disposition House steward（3）It is connected together, in the second sewage vent line（31）On be provided with the 8th magnetic valve（6）, it is closed in the second blowdown Header（29）Top be respectively arranged with the second vacuum lead（22）With the second vacuum breaking pipeline（24）, the second vacuum-pumping tube Road（22）The other end and vacuumize house steward（2）It is connected together, the second vacuum breaking pipeline（24）The other end broken with vacuum Bad total pipeline（5）It is connected together, in the second vacuum lead（22）On be provided with the 6th magnetic valve（23）, broken in the second vacuum Bad pipeline（24）On be provided with the 7th magnetic valve（25）, in the closed header of the second blowdown（29）In be respectively arranged with the second high level Switch（27）Switched with the second low liquid level（28）, the second high level switch（27）Respectively with the 5th magnetic valve（21）, the 6th electromagnetism Valve（23）, the 7th magnetic valve（25）With the 8th magnetic valve（6）It is electrically connected, the second low liquid level switch（28）Respectively with the 5th Magnetic valve（21）, the 6th magnetic valve（23）, the 7th magnetic valve（25）With the 8th magnetic valve（6）It is electrically connected.
- 2. a kind of Direct Air-Cooled pumped vacuum systems for reducing damp steam water capacity according to claim 1, its feature exist In in the closed header of the first blowdown（16）On be respectively arranged with the first pressure gauge on the spot（19）With the first liquid level gauge on the spot（18）, In the closed header of the second blowdown（29）On be respectively arranged with the second pressure gauge on the spot（26）With the second liquid level gauge on the spot（13）.
- 3. a kind of method for discharging pollution of vacuum equipment positive displacement gravity flow continuous blow down system as claimed in claim 1, including it is following Step：The first step, work as vacuum equipment（1）During non-blowdown, the closed header of the first blowdown（16）With the closed header of the second blowdown（29） In 0 fluid level condition, the first magnetic valve（8）And second solenoid valve（10）It is in open mode, the 5th magnetic valve（21）, the 6th Magnetic valve（23）, the 3rd magnetic valve（12）, the 4th magnetic valve（17）, the 7th magnetic valve（25）With the 8th magnetic valve（6）It is in Closed mode；Second step, work as vacuum equipment（1）When starting blowdown, sewage receives main pipe by sewage（4）Pick out, it is closed into the first blowdown Header（16）, the closed header of the first blowdown（16）When interior liquid level is increased to high level, the first high level switch（14）Action, send Signal, control the first magnetic valve（8）And second solenoid valve（10）Close, the 4th magnetic valve（17）With the 3rd magnetic valve（12）Beat Open, the closed header of the first blowdown（16）Into wastewater disposition state；At the same time, the 5th magnetic valve（21）With the 6th magnetic valve （23）Open, sewage receives main pipe by sewage（4）Pick out, into the closed header of the second blowdown（29）, the closed header of the second blowdown （29）Into sewage reception state；3rd step, when the closed header of the first blowdown（16）When below interior water level decreasing to low water level, the first low liquid level switch（15） Action, send signal control, the 4th magnetic valve（17）With the 3rd magnetic valve（12）Close, second solenoid valve（10）Open, first The closed header of blowdown（16）Into wait sewage reception state；4th step, when the closed header of the second blowdown（29）When interior water level rises to above high water mark, the second high level switch（27） Action, send signal control, the 5th magnetic valve（21）With the 6th magnetic valve（23）Close, the 7th magnetic valve（25）With the 8th electromagnetism Valve（6）Open, the closed header of the second blowdown（29）Into wastewater disposition state；At the same time, the closed header of the first blowdown（16） On the first magnetic valve（8）Open, sewage receives main pipe by water（4）Pick out, into the closed header of the first blowdown（16）, enter first The closed header of blowdown（16）Into sewage reception state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802587.1A CN107558562A (en) | 2017-09-07 | 2017-09-07 | Vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802587.1A CN107558562A (en) | 2017-09-07 | 2017-09-07 | Vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution |
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| Publication Number | Publication Date |
|---|---|
| CN107558562A true CN107558562A (en) | 2018-01-09 |
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ID=60980072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710802587.1A Pending CN107558562A (en) | 2017-09-07 | 2017-09-07 | Vacuum equipment positive displacement gravity flow continuous blow down system and its method for discharging pollution |
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| CN (1) | CN107558562A (en) |
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| CN101618928A (en) * | 2009-07-21 | 2010-01-06 | 深圳市锦润实业有限公司 | Sewage vacuum discharge and treatment system for marines |
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| CN201538731U (en) * | 2009-07-21 | 2010-08-04 | 深圳市锦润实业有限公司 | Sewage vacuum treatment system |
| CN201981644U (en) * | 2011-02-11 | 2011-09-21 | 万若（北京）环境工程技术有限公司 | Secondary vacuum lifting device |
| CN102926455A (en) * | 2012-11-15 | 2013-02-13 | 山东华腾环保科技有限公司 | Partial-vacuum closed drainage system and control method of drainage system |
| CN207244778U (en) * | 2017-09-07 | 2018-04-17 | 中国能源建设集团山西省电力勘测设计院有限公司 | Vacuum equipment positive displacement gravity flow continuous blow down system |
-
2017
- 2017-09-07 CN CN201710802587.1A patent/CN107558562A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101265004A (en) * | 2007-03-12 | 2008-09-17 | 齐梓凡 | Environmental sanitation treating apparatus for fast decomposing, sterilizing and drying solid-liquid feculence dejection |
| CN101678879A (en) * | 2007-04-12 | 2010-03-24 | 海骑士公司 | ''in-situ'' ballast water treatment system and method |
| CN101234798A (en) * | 2008-02-26 | 2008-08-06 | 大连理工大学 | Vacuum receiving device for oil-sewage ship bilge water |
| CN101618928A (en) * | 2009-07-21 | 2010-01-06 | 深圳市锦润实业有限公司 | Sewage vacuum discharge and treatment system for marines |
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