CN208636301U - A kind of leakage line oil monitoring device - Google Patents
A kind of leakage line oil monitoring device Download PDFInfo
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- CN208636301U CN208636301U CN201820755704.3U CN201820755704U CN208636301U CN 208636301 U CN208636301 U CN 208636301U CN 201820755704 U CN201820755704 U CN 201820755704U CN 208636301 U CN208636301 U CN 208636301U
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- water
- petroleum
- sensor
- injecting pump
- line oil
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Abstract
The utility model discloses a kind of leakage line oil monitoring devices, including monitoring holes；It is set to the return water floral tube in monitoring holes under water surface curve；The petroleum sensor being connect with return water floral tube one end；The water injecting pump being connected to the return water floral tube other end, and the water outlet water flow of the water injecting pump is towards the sensitive surface of the petroleum sensor；For fixing the locator of the water injecting pump；And the acquisition and recording device being electrically connected with the petroleum sensor.The utility model is conveyed the water near water surface curve towards petroleum sensor sensing face using water injecting pump, and water flow is flowed out by return water floral tube later, can form forced convertion in the nearby water bodies of measured zone.On the one hand petroleum sensor sensing face contact is improved to the probability of petroleum components, greatly improve the overall sensitivity of sensor；On the other hand the measurement range for having expanded sensor without accurate alignment water surface site, and then significantly reduces the difficulty that sensor is positioned at the water surface when measurement is enriched in the leakage petroleum of the water surface.
Description
Technical field
The utility model relates to Oil-Gas Storage and Transportation Engineering underground oil storage cave depot monitoring of leakage technical field, especially a kind of leakages
Line oil monitoring device.
Background technique
Underground oil storage cave depot is influenced by geological conditions and sealing structure defect, and in the operation phase, there may be certain storages
Petroleum leakage, will cause petroleum and largely loses and endanger surrounding enviroment when serious.
It is artificial to obtain water sample in monitoring holes at present by drilling on oil depot periphery in order to find the petroleum of leakage, take back reality
It tests in room analysis water with the presence or absence of petroleum components, and then judges whether that Oil spills occurs.
Since manual method interferes big, human cost is high, cannot achieve real time on-line monitoring etc. there are low efficiency, to water sample
Deficiency, industry is interior, and there is an urgent need to find a kind of automatic on-line monitoring means.
The sensor monitored on-line to the oil in water sample generally uses optical means, specific by irradiating to water sample
Light beam, analyze incident light 21 and whether contain oil in water sample by the emergent light 23 of water sample 22 to identify, basic principle is shown in
Fig. 1.
Current sensor operating principles are shown in that Fig. 2, this sensor 18 are directly anchored to water pipeline by ring flange 32
31 side walls are only applicable to be monitored the flowing water flow 33 in water pipeline 31, the water sample monitoring being directly used in monitoring holes,
Following problem can be faced:
1. it leaks petroleum components since the water body in monitoring holes is almost without mobility and occurs lamination in water body,
Petroleum sensor sensing face 17 is more difficult to touch petroleum components；
2. being easy to produce biology and mineral deposition, deposit as the time increases in the water body that field lacks mobility
Being gathered in 17 surface of petroleum sensor sensing face can extreme influence measurement effect；
3. current operative sensor alleviates impurity by being equipped with electric cleaning brush wiping petroleum sensor sensing face 17
Aggregation or adherency, since cleaning brush needs to apply biggish pressure and torque, the driving of cleaning brush to petroleum sensor sensing face
Axis is needed across sensor housing, and water power isolation is difficult, and the raising of sealing performance and water-resistant pressure to sensor is very
It is unfavorable, deep percolation petroleum in monitoring holes monitoring position often 100m or more under water, at present with the sensing of electric cleaning brush
Device is difficult to meet water-fast pressure request；
The completion 4. monitoring holes are once constructed, peripheral optical environment are difficult to change, and sensor is easy by ambient light interference
And influence measurement.
5. the water surface curve in monitoring holes will appear certain fluctuation by Effect of Underground Water Level, it is enriched in the petroleum components of the water surface
It also will appear variation in height, the fixed sensor in position is difficult to obtain true measurement result.
The presence of the above problem causes petroleum sensor to cannot be used directly for the leakage petroleum monitoring in monitoring holes, at present still
Manual method can only be used.
In order to realize the on-line monitoring of underground oil storage cave depot leakage petroleum, need a kind of to can adapt to environment in monitoring holes
Monitoring device.
Utility model content
Technical problem to be solved in the utility model is, in view of the shortcomings of the prior art, providing a kind of leakage line oil
Monitoring device solves the problems, such as that existing underground oil storage cave depot cannot achieve petroleum leakage on-line monitoring.
A kind of leakage line oil monitoring that in order to solve the above technical problems, the technical scheme adopted by the utility model is:
Device, comprising:
Monitoring holes；
It is set to the return water floral tube below of water surface curve in monitoring holes；
The petroleum sensor being connect with return water floral tube one end；
The water injecting pump for being connected to and being fixed in the monitoring holes with the return water floral tube other end, and the water outlet of the water injecting pump
Water flow is towards the sensitive surface of the petroleum sensor, and the water injecting pump is maintained at below water surface curve.
In order to fix water injecting pump, the locator for fixing the water injecting pump is set at monitoring holes aperture.
The locator includes the positioning fixture being set at the monitoring holes aperture；The positioning fixture clamps rigid electric
Cable；Described rigid cable one end is fixedly connected with the water injecting pump, and the other end is fixedly connected with signal cable；The signal cable
Connect the acquisition and recording device.
The locator includes the positioning fixture being set at the monitoring holes aperture；The positioning fixture clamps elastic electricity
Cable；Described flexible cable one end is fixedly connected with the water injecting pump, and the other end is fixedly connected with signal cable；The signal cable
Connect the acquisition and recording device.It is fixedly connected between the flexible cable and the water injecting pump by floatage body.Flexible cable and floating
Sensor can be located approximately near the water surface by power body, so that the measurement range of the utility model is larger, be wanted to positioning accuracy
Ask not high, it is thus possible to relatively easily realize the monitoring to the leakage petroleum components for being enriched in the water surface.
When the floatage body is not connected with the flexible cable, the water surface curve is located at the 1/2 of the floatage body overall height H
Position.
The floatage body overall height H takes in monitoring holes water injecting pump to 1.1 times of the maximum suction head h above it.
The flexible cable is spring like.
By using flexible cable and floatage body, it can guarantee within the scope of water level fluctuation, water injecting pump can suck always
The water body of the water surface, and be pumped near petroleum sensor sensing face.
It is provided with the acquisition and recording device being electrically connected with the petroleum sensor outside monitoring holes, is sensed convenient for acquisition and recording petroleum
The information of device acquisition.
Compared with prior art, it is had the beneficial effect that possessed by the utility model
1. the utility model is conveyed the water near water surface curve towards petroleum sensor sensing face using water injecting pump, Zhi Houshui
Stream is flowed out by return water floral tube, can form forced convertion in the nearby water bodies of measured zone.On the one hand petroleum sensor is improved
Sensitive surface touches the probability of petroleum components, greatly improves the overall sensitivity of sensor；On the other hand sensing has been expanded
The measurement range of device without accurate alignment water surface site, and then is substantially reduced when measurement is enriched in the leakage petroleum of the water surface
Sensor is positioned at the difficulty of the water surface.
2. the utility model forms the current scour towards petroleum sensor sensing face using water injecting pump, can obviously subtract
Weak biology and mineral deposition phenomenon, are conducive to the non-maintaining work of long-time of sensor.
3. the utility model is to be cleaned using the scouring effect of water flow to petroleum sensor sensing face, former without changing
There is sensor structure, do not need sensor configuration activities component more, hence it is evident that reduces the raising difficulty of sensor water-resistant pressure.Separately
On the one hand, pump function is realized since water filling pump motor only needs lesser torque that blade can be driven, it is easy to realize water filling
The hermetically sealed and water power isolation of pump, advantageously reduces cost.
4. the return water floral tube that the utility model uses, is on the one hand capable of forming backwater channel, meanwhile, also have shading function
Can, can under the premise of guaranteeing smooth in water flow isolated environment light interference.
5. sensor can be located approximately near the water surface by flexible cable and floatage body that the utility model uses, into one
Step ensure that the utility model has biggish measurement range, not high to positioning accuracy request, it is thus possible to relatively easily to realize
Monitoring to the leakage petroleum components for being enriched in the water surface.
Detailed description of the invention
Fig. 1 is the schematic illustration monitored on-line using optical means to oil in water sample；
Fig. 2 is the sensor operating principles figure for being suitable for flowing water sample monitoring at present；
Fig. 3 is the composition schematic diagram of the utility model；
Fig. 4 is that the utility model is fixed on the embodiment schematic diagram that a certain depth is monitored；
Fig. 5 is the embodiment schematic diagram that the utility model is maintained at that the water surface is nearby monitored；
Wherein:
11-acquisition and recording devices, 12-signal cables, 13-locators, 14-water injecting pumps, 15-water surface curves, 16-return water
Floral tube, 17-petroleum sensor sensing faces, 18-petroleum sensors, 19-monitoring holes, 21-incident lights, 22-water samples, 23-
Emergent light, 31-water pipelines, 32-ring flanges, 33-water flows, 41-positioning fixtures, 42-rigid cables, 51-elasticity electricity
Cable, 52-floatage bodies.
Specific embodiment
As shown in figure 3, the utility model includes the water injecting pump 14 for connecting back to spray pipe 16, the other end of return water floral tube 16 connects
Connect petroleum sensor 18, the other end connecting positioner 13 of water injecting pump 14；The water outlet water flow of the water injecting pump 14 is passed towards petroleum
Sensor sensitive surface 17, and discharged through return water floral tube 16；The petroleum sensor 18 passes through signal cable 12 and acquisition and recording
Device 11 is electrically connected；Water surface curve 15 or less of the water injecting pump 14 in monitoring holes 19.
Petroleum sensor 18 described in the utility model, and cable matched with its and acquisition and recording device 11, structure and
Composition is determined by specific product sensor.
As shown in figure 4, the first embodiment of the utility model includes the water injecting pump 14 for connecting back to spray pipe 16, return water floral tube
16 other end connects petroleum sensor 18, and the other end of water injecting pump 14 connects rigid cable 42, and positioning fixture 41 is by clamping
Rigid cable 42 realizes the positioning of the present embodiment in water.
Embodiment actual application shown in Fig. 4 is as follows:
1) part below of the present embodiment rigid cable 42 is submerged in the water body in monitoring holes 19, by adjusting rigid electric
Length of the cable 42 in hole determines monitoring position of the petroleum sensor 18 in monitoring holes；
2) rigid cable 42 is clamped using positioning fixture 41 after position is adjusted, fixes the position of petroleum sensor 18,
Complete the installation of the present embodiment；
3) when needing the water body in sensor measurement monitoring holes 19 whether to contain petroleum components, start water injecting pump first
14, the water body of sensor proximity is pumped towards petroleum sensor sensing face 17, realizes the forced convertion and petroleum sensing of water body
The cleaning of device sensitive surface 17.
4) after filling the water pump startup 1 minute, start the measurement function of petroleum sensor 18, it is attached to petroleum sensor sensing face 17
The petroleum components of nearly water body measure.
5) reading that petroleum sensor 18 obtains successively is transmitted to acquisition and recording device through rigid cable 42 and signal cable 12
11, record is acquired to the read signal of petroleum sensor 18.
6) water injecting pump is closed after the completion of acquisition and recording.
The specific gravity of petroleum sensor 18 used by the present embodiment is defaulted is greater than water, if the specific gravity of petroleum sensor 18 is small
Yu Shui also needs to configure certain counterweight, to ensure that rigid cable 42 is in tensional state.
As shown in figure 5, second of embodiment of the utility model includes the water injecting pump 14 for connecting back to spray pipe 16, return water floral tube
16 other end connects petroleum sensor 18, and the other end of water injecting pump 14 connects floatage body 52, and the other end of floatage body connects bullet
Property cable 51, positioning fixture 41 by clamp spring like flexible cable 51 realize the present embodiment be positioned near the water surface.
Embodiment actual application shown in fig. 5 is as follows:
1) to realize floatage body 52 in not connected flexible cable 51, water surface curve 15 is located at the 1/2 of 52 overall height H of floatage body
Position, petroleum sensor 18, return water floral tube 16, water injecting pump 14 and 1/2H high the buoyancy in water of floatage body 52 be equal to it is above-mentioned
The gravity of component, and can determine the floor space S of floatage body 52 according to cubature formula accordingly.
Wherein floatage body overall height H takes in monitoring holes water injecting pump 14 to 1.1 times of the maximum suction head h above it.
It, need to be at 18 bottom of petroleum sensor when can not be put into monitoring holes 19 when the floatage body floor space S being calculated is excessive
Portion configures additional float；It, need to be in petroleum sensor when sensor buoyancy is excessive, causes floatage body 52 that can not contact water surface curve
18 bottoms configure additional counterweight.
2) determine that flexible cable 51 needs flexible length x according to the estimated fluctuation range of water surface curve in monitoring holes；
3) according to formulaDetermine the maximum stiffness factor k of springlike resilience cable 51；
ρ is the density of water in formula, and g is acceleration of gravity, and S is the floor space of floatage body, and h is the water injecting pump in monitoring holes 19
14 pairs of maximum suction heads above it.
It can ensure that in water surface curve fluctuation range, water injecting pump always can according to the maximum stiffness factor k that above-mentioned formula determines
The water body of the water surface is enough sucked, and is pumped near petroleum sensor sensing face 17.
4) the rigid of spring is determined according to aperture of the maximum stiffness factor k of springlike resilience cable 51 and monitoring holes 19 etc.
Property the design parameters such as modulus, line footpath, mean diameter of coil, number of active coils, weight, complete the key parameter of each component part of the present embodiment
It determines；
5) part below of the present embodiment flexible cable 51 is submerged in the water body in monitoring holes 19, uses pulling force in aperture
The pulling force of meter measurement springlike resilience cable 51, adjusts the telescopic level of flexible cable 51, so that the pulling force etc. that tensiometer measures
In the weight of flexible cable 51；
6) flexible cable 51 is clamped using positioning fixture 41 after position is adjusted, water surface curve 15 at this time is located at floatage body 52
1/2 position of overall height H, completes the installation of the present embodiment；
7) when needing the water body in sensor measurement monitoring holes 19 whether to contain petroleum components, start water injecting pump first
14, the water body of sensor proximity is pumped towards petroleum sensor sensing face 17, realizes the forced convertion and petroleum sensing of water body
The cleaning of device sensitive surface 17.
8) after filling the water pump startup 1 minute, start the measurement function of petroleum sensor 18, it is attached to petroleum sensor sensing face 17
The petroleum components of nearly water body measure.
9) reading that petroleum sensor 18 obtains successively is transmitted to acquisition and recording device through flexible cable 51 and signal cable 12
11, record is acquired to the read signal of petroleum sensor 18.
10) water injecting pump is closed after the completion of acquisition and recording.
Claims (10)
1. a kind of leakage line oil monitoring device characterized by comprising
Monitoring holes (19)；
It is set to monitoring holes (19) interior water surface curve (15) return water floral tube (16) below；
The petroleum sensor (18) being connect with described return water floral tube (16) one end；
The water injecting pump (14) in the monitoring holes (19), and the water filling are connected to and are fixed on return water floral tube (16) other end
Pump (14) water outlet water flow towards the petroleum sensor (18) sensitive surface (17),
The water injecting pump is maintained at below water surface curve (15).
2. leakage line oil monitoring device according to claim 1, which is characterized in that at monitoring holes (19) aperture
Locator (13) for fixing the water injecting pump (14) is set.
3. leakage line oil monitoring device according to claim 2, which is characterized in that the locator (13) includes setting
The positioning fixture (41) being placed at the monitoring holes (19) aperture；The positioning fixture (41) clamps rigid cable (42)；It is described
Rigid cable (42) one end is fixedly connected with the water injecting pump (14), and the other end is fixedly connected with signal cable (12)；The letter
Number cable (12) connects acquisition and recording device (11).
4. leakage line oil monitoring device according to claim 2, which is characterized in that the locator (13) includes setting
The positioning fixture (41) being placed at the monitoring holes (19) aperture；The positioning fixture (41) clamps flexible cable (51)；It is described
Flexible cable (51) one end is fixedly connected with the water injecting pump (14), and the other end is fixedly connected with signal cable (12)；The letter
Number cable (12) connects acquisition and recording device (11).
5. leakage line oil monitoring device according to claim 4, which is characterized in that the flexible cable (51) and institute
It states and is fixedly connected between water injecting pump (14) by floatage body (52).
6. leakage line oil monitoring device according to claim 5, which is characterized in that when the floatage body (52) does not connect
When connecing the flexible cable (51), the water surface curve (15) is located at 1/2 position of the floatage body (52) overall height H.
7. leakage line oil monitoring device according to claim 5, which is characterized in that floatage body (52) total height
H is greater than the monitoring holes (19) interior water injecting pump (14) to the maximum suction head h above it.
8. leakage line oil monitoring device according to claim 7, which is characterized in that H=1.1h.
9. leakage line oil monitoring device according to claim 4, which is characterized in that the flexible cable (51) is bullet
Spring shape.
10. leakage line oil monitoring device described according to claim 1~one of 9, which is characterized in that the monitoring holes
(19) the acquisition and recording device (11) being electrically connected with the petroleum sensor (18) is provided with outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820755704.3U CN208636301U (en) | 2018-05-21 | 2018-05-21 | A kind of leakage line oil monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820755704.3U CN208636301U (en) | 2018-05-21 | 2018-05-21 | A kind of leakage line oil monitoring device |
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| CN208636301U true CN208636301U (en) | 2019-03-22 |
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| CN201820755704.3U Active CN208636301U (en) | 2018-05-21 | 2018-05-21 | A kind of leakage line oil monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693324A (en) * | 2018-05-21 | 2018-10-23 | 中国电建集团中南勘测设计研究院有限公司 | A kind of leakage line oil monitoring device |
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2018
- 2018-05-21 CN CN201820755704.3U patent/CN208636301U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693324A (en) * | 2018-05-21 | 2018-10-23 | 中国电建集团中南勘测设计研究院有限公司 | A kind of leakage line oil monitoring device |
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