CN105301213B - A kind of vessel sewage comprehensive parameter measuring unit - Google Patents
A kind of vessel sewage comprehensive parameter measuring unit Download PDFInfo
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- CN105301213B CN105301213B CN201510587302.8A CN201510587302A CN105301213B CN 105301213 B CN105301213 B CN 105301213B CN 201510587302 A CN201510587302 A CN 201510587302A CN 105301213 B CN105301213 B CN 105301213B
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- oil content
- content concentration
- concentration sensor
- pneumatic
- measuring unit
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Abstract
The invention discloses a kind of vessel sewage comprehensive parameter measuring unit, including differential pressure pickup, restricting element, common sewer, Pneumatic three-way valve, shifting board, pneumatic control unit, parameter transducing unit, electric isolution crossing cabin part, gas piston, cylinder, spin hairbrush and oil content concentration sensor.It is characterized in that：Restricting element is installed in the common sewer, in restricting element upstream and downstream, both sides perforate connects differential pressure pickup and oil content concentration measurement system respectively, the air conduit of the pneumatic control unit passes through shifting board and is connected with cylinder and Pneumatic three-way valve, and the parameter transducing unit is connected by being electrically isolated crossing cabin part with differential pressure pickup and oil content concentration sensor.Water sample is sent into oil content apparatus for measuring concentration by the present invention using sewage pump self power, eliminates sampling pumping system, is made flow and the integration of oil content measurement of concetration, is simplified measuring system, improve reliability, also makes installation and debugging more convenient succinct.
Description
Technical field
The present invention relates to a kind of ship level gauging instrument, a kind of vessel sewage comprehensive parameter measuring list is specifically related to
Member.
Background technology
Contain sump oil in ship sweeping sewage, it is necessary to after handling and reaching the discharge standard that International Maritime Organization formulates
It could discharge, the oil content concentration in emission request of each type ship under each marine site speed of a ship or plane, sewage and discharge are defined in standard
Amount is important monitoring parameter.Existing measurement apparatus is respectively mounted flow measurement device and sewage sampling pipe on common sewer, by
It is explosion-proof space in the pump room where common sewer, sampling pump must be placed at the cabin of no requirement of explosion proof, therefore, causes sampling
Pipeline length and measuring system complexity, reliability is not high, and installation and debugging are inconvenient.
The content of the invention
Technical problem：The invention aims to solve the problem of prior art is present and deficiency, sewage measurement is improved
Systematic function, reliable measurement data is provided for ship oil discharge monitoring and control system, improves measurement accuracy, and provides a kind of vessel sewage
Comprehensive parameter measuring unit.
Technical scheme：To achieve these goals, the technical scheme is that：
A kind of vessel sewage comprehensive parameter measuring unit, including it is differential pressure pickup 1, restricting element 2, common sewer 3, pneumatic
Triple valve 4, shifting board 5, pneumatic control unit 6, parameter transducing unit 7, electric isolution crossing cabin part 8, gas piston 9, cylinder 10, spin
Hairbrush 11 and oil content concentration sensor 12.Wherein, restricting element 2 is installed in the common sewer 3, in the side of common sewer 3
Positioned at the upstream and downstream two ends opening-nozzle connection differential pressure pickup 1 of restricting element 2, it is located at restricting element in the opposite side of common sewer 3
2 upstream opening-nozzles are connected with one end of Pneumatic three-way valve 4, are sensed positioned at the downstream opening-nozzle of restricting element 2 and oil content concentration
The port of export of device 12 is connected；The other two ends of the Pneumatic three-way valve 4 respectively with water purification source and the import three of oil content concentration sensor 12
Branch pipe one end of siphunculus is connected, the driving head of the Pneumatic three-way valve 4 by pass through two air conduits of shifting board 5 with it is pneumatic
Control unit 6 is connected；The right-hand member of cylinder 10 is connected with the straight tube end of the import three-way pipe of oil content concentration sensor 12, and the gas is lived
Plug 9 is placed in the cylinder 10, and the center rod of gas piston 9 is stretched out and is placed in the straight tube of three-way pipe from the right-hand member of cylinder 10
And the spin hairbrush 11 of flexible freely is connected, the left and right ends of the cylinder 10 are led by passing through two air of shifting board 5
Pipe is connected with pneumatic control unit 6 respectively；The signal of the differential pressure pickup 1 and oil content concentration sensor 12 is distinguished by wire
It is connected through the electric isolution crossing cabin part 8 in shifting board 5 with parameter transducing unit 7.
Restricting element 2 in above-mentioned vessel sewage comprehensive parameter measuring unit is any in restricting orifice and Venturi tube
It is a kind of.
Differential pressure pickup 1 in above-mentioned vessel sewage comprehensive parameter measuring unit is diaphragm type, bellows-type and pressure-sensitive member
Any one of part formula.
Electric isolution crossing cabin part 8 in above-mentioned vessel sewage comprehensive parameter measuring unit is made up of photoelectric isolating device.
Spin hairbrush 11 in above-mentioned vessel sewage comprehensive parameter measuring unit is made up of poly- four Buddhists vinyl material.
The inner tube of oil content concentration sensor 12 in above-mentioned vessel sewage comprehensive parameter measuring unit uses homogeneous clear material
Material is made.
Beneficial effect：A kind of vessel sewage comprehensive parameter measuring unit of the present invention is using sewage pump self power in flow
A part of water sample is sent into oil content apparatus for measuring concentration by the pressure difference formed before and after measurement apparatus, is eliminated sampling pumping system, is made stream
Amount and the integration of oil content measurement of concetration, simplify measuring system, improve reliability, also make installation and debugging more convenient succinct.
Brief description of the drawings
Fig. 1, the present invention vessel sewage comprehensive parameter measuring unit organigram；
In figure：1. differential pressure pickup, 2. restricting elements, 3. common sewers, 4. Pneumatic three-way valves, 5. shifting boards, 6. is pneumatic
Control unit, 7. parameter transducing units, 8. are electrically isolated crossing cabin part, and 9. gas pistons, 10. cylinders, 11. spin hairbrush, 12. oil contents are dense
Spend sensor.
Embodiment
To make the purpose of the present invention and technical scheme clearer, below in conjunction with the accompanying drawing of the embodiment of the present invention, to this
The technical scheme of invention is clearly and completely described.Based on described embodiments of the invention, ordinary skill people
The every other Equivalent embodiments that member is obtained on the premise of without creative work, belong to the scope of protection of the invention.
When the implication of heretofore described " left and right " refers to reader just to accompanying drawing, the left side of reader is a left side,
The right of reader is the right side, rather than the specific restriction to equipment mechanism of the invention.
The implication of heretofore described " connected " can be that being directly connected between part can also be passed through between part
Other parts are indirectly connected with.
As shown in figure 1, be the present invention a certain vessel sewage comprehensive parameter measuring unit, including differential pressure pickup 1, throttling
Element 2, common sewer 3, Pneumatic three-way valve 4, shifting board 5, pneumatic control unit 6, parameter transducing unit 7, electric isolution crossing cabin part
8th, gas piston 9, cylinder 10, spin hairbrush 11 and oil content concentration sensor 12.Wherein, throttling is installed in the common sewer 3
Element 2, the upstream and downstream two ends opening-nozzle connection differential pressure pickup 1 of restricting element 2 is located in the side of common sewer 3, total in sewage
The opposite side of pipe 3 is connected positioned at the upstream opening-nozzle of restricting element 2 with one end of Pneumatic three-way valve 4, is opened positioned at the downstream of restricting element 2
Hole adapter is connected with the port of export of oil content concentration sensor 12；The other two ends of the Pneumatic three-way valve 4 respectively with water purification source and oil
Branch pipe one end of part import three-way pipe of concentration sensor 12 is connected, and the driving head of the Pneumatic three-way valve 4 is by passing through shifting board 5
Two air conduits be connected with pneumatic control unit 6；The right-hand member of cylinder 10 and the import three-way pipe of oil content concentration sensor 12
Straight tube end be connected, the gas piston 9 is placed in the cylinder 10, and the center rod of gas piston 9 is stretched out from the right-hand member of cylinder 10
With in the straight tube for being placed in three-way pipe and the spin hairbrush 11 of flexible freely is connected, the left and right ends of the cylinder 10 are by wearing
Two air conduits of more shifting board 5 are connected with pneumatic control unit 6 respectively；The differential pressure pickup 1 and oil content concentration sensing
By wire, the electric isolution crossing cabin part 8 through being arranged in shifting board 5 is connected the signal of device 12 with parameter transducing unit 7 respectively.
Restricting element 2 in above-mentioned vessel sewage comprehensive parameter measuring unit is any in restricting orifice and Venturi tube
It is a kind of.
Differential pressure pickup 1 in above-mentioned vessel sewage comprehensive parameter measuring unit is diaphragm type, bellows-type and pressure-sensitive member
Any one of part formula.
Electric isolution crossing cabin part 8 in above-mentioned vessel sewage comprehensive parameter measuring unit is made up of photoelectric isolating device.
Spin hairbrush 11 in above-mentioned vessel sewage comprehensive parameter measuring unit is made up of poly- four Buddhists vinyl material.
The inner tube of oil content concentration sensor 12 in above-mentioned vessel sewage comprehensive parameter measuring unit uses homogeneous clear material
Material is made.
The function of above-mentioned measuring unit is the dependent instruction that onboard computer is performed by pneumatic control unit 6, so that
The operations such as measuring unit is detected, sensor measuring tube scale removal, oil content concentration Zero calibration, will by parameter transducing unit 7
The incoming onboard computer of oil content concentration and flow parameter of sewage.Because common sewer 3 is arranged on the pump room with requirement of explosion proof
It is interior, and pneumatic control unit 6 and parameter transducing unit 7 are arranged close in the cabin of onboard computer, pass through the device of shifting board 5
Part must is fulfilled for requirement of explosion proof.
The operation principle of above-mentioned measuring unit is：Sewage is driven to flow through common sewer 3 after vessel sewage pump is opened, in section
The upstream and downstream of fluid element 2 formation pressure difference, the pressure difference has corresponding relation with the discharge of sewage, is transmitted to signal by differential pressure pickup 1
Parameter transducing unit 7 just can obtain sewage instantaneous delivery；When Pneumatic three-way valve is in A-B connected states, a small amount of sewage is in pressure
The lower bypass of difference effect flows through oil content concentration sensor 12, and its signal, which is transmitted to after parameter transducing unit 7, just can obtain the instantaneous of sewage
Oil content concentration；The measurement error that measurement pipe fouling to eliminate oil content concentration sensor 12 is caused, the present invention devises self-cleaning
Device, when gas piston 9 is pushed into 10 right-hand member of cylinder by pneumatic control unit 6, the center rod of gas piston 9 just will spin hairbrush 11
In the measurement pipe for sending into oil content concentration sensor 12, the automatic rotation under hydraulic action of spin hairbrush will remain in the dirt of inside pipe wall
Dirt is removed, and gas piston 9 is pushed into the left end of cylinder 10 by scale removal after terminating by pneumatic control unit 6, and the center rod of gas piston 9 will be certainly
Rotation hairbrush 11 takes the measurement pipe of oil content concentration sensor 12 out of；In order to eliminate the drift of the oil content concentration sensor zero point after longtime running
Move, the present invention devises zero point self-adjustment device, Pneumatic three-way valve switched into A-C connected states by pneumatic control unit 6, only
Water just flows into oil content concentration sensor 12, you can carry out oil content concentration Zero calibration.In order to meet the requirement of explosion proof of pump room, pass through
Air conduit and photoelectric isolating device 8 is respectively adopted in the device of shifting board 5.
Embodiments of the invention are these are only, it describes more specific and detailed, but therefore can not be interpreted as to this
The limitation of patent of invention scope.It should be pointed out that for the person of ordinary skill of the art, not departing from structure of the present invention
On the premise of think of, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (6)
1. a kind of vessel sewage comprehensive parameter measuring unit, including differential pressure pickup (1), restricting element (2), common sewer (3),
Pneumatic three-way valve (4), shifting board (5), pneumatic control unit (6), parameter transducing unit (7), electric isolution crossing cabin part (8), gas are lived
Fill in (9), cylinder (10), spin hairbrush (11) and oil content concentration sensor (12), it is characterised in that：In the common sewer (3)
Restricting element (2) is installed, being located at restricting element (2) upstream and downstream two ends opening-nozzle in common sewer (3) side connects pressure difference
Sensor (1), is located at one end of restricting element (2) upstream opening-nozzle and Pneumatic three-way valve (4) in common sewer (3) opposite side
It is connected, is connected positioned at restricting element (2) downstream opening-nozzle with oil content concentration sensor (12) port of export；The Pneumatic three-way valve
(4) the branch pipe one end of other two ends respectively with water purification source and oil content concentration sensor (12) import three-way pipe is connected, the gas
The driving head of dynamic triple valve (4) is connected by passing through two air conduits of shifting board (5) with pneumatic control unit (6), works as gas
When dynamic triple valve (4) is in A-B connected states, a small amount of sewage is bypassed under differential pressure action flows through oil content concentration sensor (12)；
Cylinder (10) right-hand member is connected with the straight tube end of oil content concentration sensor (12) import three-way pipe, gas piston (9) placement
In the cylinder (10), the center rod of gas piston (9) is stretched out and is placed in the straight tube of three-way pipe from cylinder (10) right-hand member
And the spin hairbrush (11) of flexible freely is connected, spin hairbrush (11) automatic rotation under hydraulic action will remain in inside pipe wall
Dirt removal, scale removal terminate after by pneumatic control unit (6) by gas piston (9) be pushed into cylinder (10) left end, gas piston (9)
Center rod takes the hairbrush (11) that spins out of the measurement pipe of oil content concentration sensor (12)；The left and right ends of the cylinder (10) lead to
Cross and pass through two air conduits of shifting board (5) and be connected respectively with pneumatic control unit (6)；The differential pressure pickup (1) and oil
The signal of part concentration sensor (12) is by wire respectively through the electric isolution crossing cabin part (8) and parameter in shifting board (5)
Transducing unit (7) is connected.
2. vessel sewage comprehensive parameter measuring unit according to claim 1, it is characterized in that：The restricting element (2) is
Any one of restricting orifice and Venturi tube.
3. vessel sewage comprehensive parameter measuring unit according to claim 1, it is characterized in that：The differential pressure pickup (1)
For any one of diaphragm type, bellows-type and pressure cell formula.
4. vessel sewage comprehensive parameter measuring unit according to claim 1, it is characterized in that：The electric isolution crossing cabin part
(8) it is made up of photoelectric isolating device.
5. vessel sewage comprehensive parameter measuring unit according to claim 1, it is characterized in that：It is described spin hairbrush (11) by
Polytetrafluoroethylmaterial material is made.
6. vessel sewage comprehensive parameter measuring unit according to claim 1, it is characterized in that：The oil content concentration sensor
(12) inner tube is made of homogeneous clear material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587302.8A CN105301213B (en) | 2015-09-15 | 2015-09-15 | A kind of vessel sewage comprehensive parameter measuring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587302.8A CN105301213B (en) | 2015-09-15 | 2015-09-15 | A kind of vessel sewage comprehensive parameter measuring unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105301213A CN105301213A (en) | 2016-02-03 |
| CN105301213B true CN105301213B (en) | 2017-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510587302.8A Active CN105301213B (en) | 2015-09-15 | 2015-09-15 | A kind of vessel sewage comprehensive parameter measuring unit |
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| Country | Link |
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| CN (1) | CN105301213B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700634B (en) * | 2017-10-25 | 2018-07-31 | 安徽得奇环保科技股份有限公司 | A kind of sewage detection system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4649281A (en) * | 1985-07-02 | 1987-03-10 | The United States Of America As Represented By The Secretary Of The Navy | Oil content monitor/control system |
| CN2665674Y (en) * | 2003-11-04 | 2004-12-22 | 黄锦松 | Structure improvement of fluid meter |
| CN1580733A (en) * | 2004-05-15 | 2005-02-16 | 浙江大学 | Liquid-liquid two-phase flow measuring method and device |
| CN101013306A (en) * | 2006-12-14 | 2007-08-08 | 江苏科技大学 | Warning device |
| CN201037776Y (en) * | 2007-04-18 | 2008-03-19 | 上海融德机电工程设备有限公司 | Oil drain monitoring device |
| CN201156033Y (en) * | 2007-12-25 | 2008-11-26 | 九江中科环保发展有限公司 | Explosion-proof oil concentration in water on-line monitoring instrument |
| CN201964907U (en) * | 2011-01-22 | 2011-09-07 | 格兰富水泵(上海)有限公司 | Flow measuring device |
| CN102628826A (en) * | 2012-04-20 | 2012-08-08 | 大连海事大学 | Oil concentration rapid detection apparatus for oily sewage |
-
2015
- 2015-09-15 CN CN201510587302.8A patent/CN105301213B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4649281A (en) * | 1985-07-02 | 1987-03-10 | The United States Of America As Represented By The Secretary Of The Navy | Oil content monitor/control system |
| CN2665674Y (en) * | 2003-11-04 | 2004-12-22 | 黄锦松 | Structure improvement of fluid meter |
| CN1580733A (en) * | 2004-05-15 | 2005-02-16 | 浙江大学 | Liquid-liquid two-phase flow measuring method and device |
| CN101013306A (en) * | 2006-12-14 | 2007-08-08 | 江苏科技大学 | Warning device |
| CN201037776Y (en) * | 2007-04-18 | 2008-03-19 | 上海融德机电工程设备有限公司 | Oil drain monitoring device |
| CN201156033Y (en) * | 2007-12-25 | 2008-11-26 | 九江中科环保发展有限公司 | Explosion-proof oil concentration in water on-line monitoring instrument |
| CN201964907U (en) * | 2011-01-22 | 2011-09-07 | 格兰富水泵(上海)有限公司 | Flow measuring device |
| CN102628826A (en) * | 2012-04-20 | 2012-08-08 | 大连海事大学 | Oil concentration rapid detection apparatus for oily sewage |
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| CN105301213A (en) | 2016-02-03 |
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Application publication date: 20160203 Assignee: Jiangsu Jingqi Technology Co.,Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2020980007286 Denomination of invention: A measurement unit for comprehensive parameters of ship sewage Granted publication date: 20170714 License type: Common License Record date: 20201029 |
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Assignee: Jiangsu Jingqi Technology Co.,Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2020980007286 Date of cancellation: 20201223 |
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