CN104251964B - Birds droppings propulsion plant - Google Patents
Birds droppings propulsion plant Download PDFInfo
- Publication number
- CN104251964B CN104251964B CN201410480928.4A CN201410480928A CN104251964B CN 104251964 B CN104251964 B CN 104251964B CN 201410480928 A CN201410480928 A CN 201410480928A CN 104251964 B CN104251964 B CN 104251964B
- Authority
- CN
- China
- Prior art keywords
- birds droppings
- container containing
- cavity
- container
- birds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000003608 fece Anatomy 0.000 title claims abstract description 125
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 230000013872 defecation Effects 0.000 abstract description 10
- 238000004088 simulation Methods 0.000 abstract description 3
- 241000271566 Aves Species 0.000 description 99
- 239000000243 solution Substances 0.000 description 17
- 230000005540 biological transmission Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009422 external insulation Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 241000607479 Yersinia pestis Species 0.000 description 2
- 210000003555 cloaca Anatomy 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000272450 Cracidae Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses a kind of birds droppings propulsion plant, including birds droppings container containing and sealing container, birds droppings container containing is internally provided with cavity, feeding device is provided with birds droppings container containing, feeding device is connected by the second valve with cavity, birds droppings container containing lower end is provided with the discharging opening connected with cavity, and discharging opening is provided with nozzle, and the outlet of nozzle is provided with blocking device；Check valve is provided with sealing container；The cavity of birds droppings container containing is connected with sealing container by being provided with the communicating pipe of the first valve.The present invention contains birds droppings simulated solution, sealing container storage compressed gas using birds droppings container containing, and birds droppings simulated solution is sprayed from spout using the compressed gas that enters in birds droppings container containing, thus achieve to birds on cross-arm on defecation when the experimental simulation of birds droppings passage that is formed between cross-arm and wire.
Description
Technical field
It is used to detect birds droppings the present invention relates to a kind of servicing unit of overhead transmission line safe operation, more particularly to one kind
Under the influence of cross-arm-conductor spacing flash-over characteristic birds droppings propulsion plant.
Background technology
With the amount reproduction of birds, the generality and harmfulness of Bird-caused Fault are increasingly highlighted, the circuit event being induced by it
Barrier turns into the one of the main reasons of power system trip accident, seriously threatens the safe operation of power system.According to a large amount of
Observation and statistics show that overhead transmission line bird pest failure mainly has 4 types：1. body is short when bird is spread its wings to fly
Connect the air gap and cause short trouble；2. metallic conductor short circuit the air gap is held in the mouth during bird from building nest and causes earth fault；3. birds droppings
Insulator surface is polluted, causes its edge flashing failure in humid air；4. curassow is on shaft tower during defecation, and excrement is caused
Wire and tower body moment arcing fault.Wherein birds droppings arcing fault is main reason, but in current overhead transmission line external insulation
Design in, do not account for arcing fault caused by birds droppings, this brings hidden danger to the safe operation of transmission line of electricity.
At present, the existing birds droppings for being used to measure transmission line of electricity the air gap alternating current discharge characteristic under the influence of birds droppings promotes dress
Put, there are a variety of drawbacks.Such as the patent of Application No. 201220194583.2《Put the air gap under the influence of measurement birds droppings
The device of electrical characteristics》, disclose a kind of main by pressure regulator, transformer, protective resistance, divider and birds droppings regulating member etc.
The device of the air gap flash-over characteristic under the influence of the measurement birds droppings of composition, birds droppings regulating member therein uses easy funnel
And support frame, have the following disadvantages：1. regulation whereabouts birds droppings diameter must be realized by changing funnel, troublesome poeration, if
Standby utilization rate is not high；2. the compression of birds internal organs when the device can not simulate birds defecation, therefore birds droppings can not be made
Discharged, be not inconsistent with actual conditions with certain initial velocity；3. the addition of birds droppings artificially must add into funnel before applying voltage
Plus, workload is big and it cannot be guaranteed that personal security；4. without switchgear, birds droppings simulated solution is in continuous circulation status, holds
Easily cause waste.
For another example the patent of Application No. 201220386960.2《Put shaft tower tower window-conductor spacing under the influence of detection birds droppings
The device of electrical characteristics》, disclose it is a kind of detect birds droppings under the influence of shaft tower tower window-conductor spacing flash-over characteristic device, wherein
Birds droppings regulating member by shower nozzle, water pipe, air compressor, pneumatic diaphragm pump and contain birds droppings simulated solution container constitute, pass through
The pressure of air driven pump discharges birds droppings, and the device has following shortcoming：1. air compressor and pneumatic diaphragm pump volume
Larger, space-consuming is more, and expensive；2. length of pipe is longer, birds droppings simulated solution by when can be a large amount of attached
On tube wall, it is impossible to the accurate capacity for learning actual ejection birds droppings simulated solution；3. device is heavy, not easy cleaning.
The content of the invention
It is an object of the invention to provide a kind of birds droppings propulsion plant, the air gap under the influence of existing measurement birds droppings can be overcome
The deficiency that birds droppings propulsion plant is present in alternating current discharge characteristic research is there is provided one kind suitable for the air gap under the influence of measurement birds droppings
Birds droppings propulsion plant in alternating current discharge attribute testing, the device have features simple structure, it is with low cost, occupy little space, use
Conveniently, the features such as having a wide range of application, can provide design considerations for the design of transmission line of electricity external insulation.
The present invention uses following technical proposals：
A kind of birds droppings propulsion plant, including birds droppings container containing and sealing container, birds droppings container containing are internally provided with sky
Feeding device is provided with chamber, birds droppings container containing, feeding device is connected by the second valve with cavity, under birds droppings container containing
End is provided with the discharging opening connected with cavity, and discharging opening is provided with nozzle, and the outlet of nozzle is provided with blocking device；Sealing container
On be provided with check valve；The cavity of birds droppings container containing is connected with sealing container by being provided with the communicating pipe of the first valve.
Described birds droppings container containing is the cylinder for being internally provided with cavity, and cavity top is cylinder, and bottom is circle
Platform shape, discharging opening is the cylinder that internal diameter is less than cavity top, and discharging opening is provided with nozzle, and discharging opening detachably connects with nozzle
Connect.
Described feeding device passes through the second valve using the funnel being arranged at the top of birds droppings container containing, the discharging opening of funnel
Door is connected with cavity.
Described sealing container is used and installed on steel hollow cylindrical seal container, steel hollow cylindrical seal container
There is high pressure barometer.
The first described valve uses magnetic valve, and the entrance of magnetic valve is connected through a screw thread pipe and connected with sealing container, electricity
The outlet of magnet valve is connected by rubber tube with the cavity inside birds droppings container containing.
The junction of described rubber tube and birds droppings container containing is located at the side wall of birds droppings container containing.
Described blocking device uses rubber stopper, and one end connection rubber stopper of connecting rope, the other end of connecting rope is fixed on
On the side wall of birds droppings container containing.
Also include support member, support member uses steel plate, and birds droppings container containing is fixed on support member by fix bar, sealing
Container is fixed on support member by two Y shaped brackets.
Described discharging opening inwall is provided with internal thread, and nozzle outer surface is provided with external screw thread, and nozzle passes through with discharging opening
Threaded connection.
The internal diameter of described nozzle is 4mm, 6mm, 8mm or 10mm.
It is of the invention that birds droppings simulated solution, sealing container storage compressed gas are contained using birds droppings container containing, and utilize entrance
Birds droppings simulated solution is sprayed from spout to the compressed gas in birds droppings container containing, thus achieve to birds on cross-arm on
The experimental simulation of the birds droppings passage formed during defecation between cross-arm and wire.The present invention has advantages below：
1. simple in construction, with low cost, small volume of the invention, may be directly applied to overhead transmission line under the influence of birds droppings
In the measurement of road alternating current discharge characteristic, design considerations is provided for the external insulation design of transmission line of electricity, people is fully recognized that bird
The existence and harmfulness of excrement flashover fault, and corresponding bird pest prophylactico-therapeutic measures is taken according to result of study, it is ensured that overhead power transmission
The safe operation of circuit.
2. the present invention is controlled the flow direction of compressed gas by magnetic valve, by experimenter and high-pressure side carried out every
From ensure that the safety of experimenter.
Extrusion process when 3. the present invention can simulate bird defecation in its cloaca, and can control what is discharged every time
The capacity of birds droppings simulated solution, is relatively consistent with actual conditions.
Further, the present invention is also simulated using the nozzle of a variety of different inner diameters, by changing different inner diameters nozzle,
The purpose for changing discharge birds droppings diameter can be reached, variety classes, the defecation of different size of birds can be simulated as needed
Journey, improves the experiment degree of accuracy.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Embodiment
As shown in figure 1, the birds droppings of the present invention for being used to detect cross-arm-conductor spacing flash-over characteristic under the influence of birds droppings
Propulsion plant, including birds droppings container containing 1 and sealing container 2, birds droppings container containing 1 are used to contain birds droppings simulated solution, and sealing is held
Device 2 is used to store compressed gas.
Birds droppings container containing 1 is the cylinder for being internally provided with cavity 3, can be made using transparent organic glass.Birds droppings is contained
The top of packaging container 1 is provided with the feeding device connected with cavity 3, and the lower end of birds droppings container containing 1 is provided with and going out that cavity 3 is connected
Material mouth.Feeding device using the funnel 4 for being arranged on the top of birds droppings container containing 1, the discharging opening of funnel 4 by the second valve 5 with
Cavity 3 is connected.Discharging opening is provided with nozzle 6, and discharging opening is detachably connected with nozzle 6.In the present embodiment, discharging opening inwall is set
There is internal thread, the outer surface of nozzle 6 is provided with external screw thread, and nozzle 6 is connected through a screw thread with discharging opening, the internal diameter of nozzle 6 is 4mm,
6mm, 8mm or 10mm.By changing different inner diameters nozzle 6, the purpose for changing discharge birds droppings diameter can be reached, can be as needed
Variety classes, the defecation process of different size of birds are simulated, the experiment degree of accuracy is improved.The outlet of nozzle 6 is provided with blocking dress
Put, blocking device uses rubber stopper 7, one end connection rubber stopper 7 of connecting rope 8, the other end of connecting rope 8 is fixed on birds droppings splendid attire
On the side wall of container 1.The top of cavity 3 inside birds droppings container containing 1 is cylinder, and bottom is truncated cone-shaped, and discharging opening is internal diameter
Less than the cylinder on the top of cavity 3., being capable of more convenient accurate discharge birds droppings simulated solution, residual using the cavity 3 of this shape
Thing is few, and cavity 3 is easily cleaned.
Sealing container 2 uses and is provided with unidirectional charge valve 9 in steel hollow cylindrical seal container, sealing container 2, can lead to
Cross unidirectional charge valve 9 to be inflated into sealing container 2, make to be full of the gas with certain pressure in sealing container 2；Steel is empty
High pressure barometer 10 is installed on heart cylindrical seal container 2, is easy to observe the gas pressure in sealing container 2.Birds droppings is contained
The cavity 3 of container 1 is with sealing container 2 by being provided with connecting communicating pipe for the first valve 11.First valve 11 can be using electricity
Magnet valve, the entrance of magnetic valve is connected through a screw thread pipe 13 and connected with sealing container 2, and the outlet of magnetic valve passes through rubber tube 12 and bird
Cavity 3 inside excrement container containing 1 is connected, and the junction of rubber tube and birds droppings container containing 1 is located at birds droppings container containing 1
Side wall, can prevent the high pressure draught entered in the cavity 3 of birds droppings container containing 1 from causing the splash of birds droppings simulated solution.
In the present invention, birds droppings container containing 1 and sealing container 2 can be uniformly fixed on support member 14, and support member 14 can be adopted
With steel plate, birds droppings container containing 1 is fixed on support member 14 by fix bar, and sealing container 2 is fixed by two Y shaped brackets 15
On support member 14.
In the present embodiment, birds droppings container containing 1 is diameter 60mm, high 150mm hollow cylinder, birds droppings container containing 1
A diameter of 40mm of the cylindrical cavity 3 of the middle and upper part of cavity 3, a height of 80mm；The lower surface of the truncated cone-shaped cavity 3 of bottom is a diameter of
40mm, a diameter of 20mm in upper surface, a height of 20mm；The internal diameter of discharging opening is 20mm.Sealing container 2 is internal diameter 80mm, height
160mm, body wall thickness are to be welded with 10mm horizontal steel hollow cylinder, the side wall of sealing container 2 as check valve
The bicycle valve core used, and the high pressure barometer 10 connected by screwed pipe.Support member 14 is followed successively by using length, width and height
1200mm, 50mm and 5mm steel plate, two bottoms of steel Y shaped bracket 15 are welded on steel plate, can be played support well and be made
With.
In the use of the present invention, first by aerators such as bicycle pumps, by being used voluntarily as check valve
Car valve inside is inflated into sealing container 2, while observing the gas pressure intensity in sealing container 2 using high pressure barometer 10.It is actual
The gas pressure in the gas of different pressure, 1-1.5 atmospheric pressure, sealing container 2 can be filled with operation according to actual needs
Qiang Yue great, the extruding force acted on birds droppings simulated solution is bigger, and the initial velocity of birds droppings simulated solution outflow is bigger.Then use
Rubber stopper 7 blocks the outlet of nozzle 6, prevents the birds droppings simulated solution being added in the cavity 3 of birds droppings container containing 1 from flowing out；Beat again
The second valve 5 is opened, the funnel 4 set using the top of birds droppings container containing 1 injects birds droppings mould into the cavity 3 of birds droppings container containing 1
Intend liquid.After the completion of injection, then the second valve 5 closed.After the work of other Preparatory work of experiment is ready, user opens magnetic valve,
The cavity 3 and sealing container 2 of birds droppings container containing 1 are turned on, and the compressed air stream in sealing container 2 enters birds droppings by communicating pipe 12
In the cavity 3 of container containing 1, under the pressure of the compressed gas in entering the cavity 3 of birds droppings container containing 1, birds droppings container containing 1
The rubber stopper 7 that the outlet of nozzle 6 is set will be ejected, and the birds droppings simulated solution in the cavity 3 of birds droppings container containing 1 is then rapid to be sprayed from spout
Go out, thus achieve to different types of birds on cross-arm on defecation when the reality of birds droppings passage that is formed between cross-arm and wire
Test simulation.Birds droppings simulated solution can use human configuration according to the characteristic of actual birds droppings, and birds droppings simulated solution is egg, sodium chloride
（NaCl）, formed electrical conductivity is mixed evenly is the colloid that 3650 μ S/cm, viscosity are 10s for diatomite and 108 glue.
It present invention can be directly applicable under the influence of birds droppings in the measurement of overhead transmission line alternating current discharge characteristic, simulate bird
Extrusion process during class defecation in its cloaca, and the capacity of birds droppings simulated solution discharged every time is controlled, with actual conditions ratio
Relatively it is consistent.Magnetic valve can control the flow direction of compressed gas, and experimenter is isolated with high-pressure side, ensure that experiment
The safety of personnel, by changing different inner diameters nozzle, can reach the purpose for changing discharge birds droppings diameter, can simulate as needed
Variety classes, the defecation process of different size of birds, improve the experiment degree of accuracy.
Claims (10)
1. a kind of birds droppings propulsion plant, it is characterised in that：Including birds droppings container containing and sealing container, inside birds droppings container containing
It is provided with cavity, birds droppings container containing and is provided with feeding device, feeding device is connected by the second valve with cavity, birds droppings is contained
Packaging container lower end is provided with the discharging opening connected with cavity, and discharging opening is provided with nozzle, and the outlet of nozzle is provided with blocking device；
Check valve is provided with sealing container；The cavity and sealing container of birds droppings container containing are by being provided with communicating pipe of the first valve
Connection.
2. birds droppings propulsion plant according to claim 1, it is characterised in that：Described birds droppings container containing is set to be internal
There is the cylinder of cavity, cavity top is cylinder, and bottom is truncated cone-shaped, and discharging opening is the cylinder that internal diameter is less than cavity top
Shape, discharging opening is provided with nozzle, and discharging opening is detachably connected with nozzle.
3. birds droppings propulsion plant according to claim 2, it is characterised in that：Described feeding device uses and is arranged on birds droppings
Funnel at the top of container containing, the discharging opening of funnel is connected by the second valve with cavity.
4. birds droppings propulsion plant according to claim 3, it is characterised in that：Described sealing container is justified using steel hollow
High pressure barometer is installed on cylindrical seal container, steel hollow cylindrical seal container.
5. birds droppings propulsion plant according to claim 4, it is characterised in that：The first described valve uses magnetic valve, electricity
The entrance of magnet valve is connected through a screw thread pipe and connected with sealing container, and the outlet of magnetic valve passes through in rubber tube and birds droppings container containing
The cavity connection in portion.
6. birds droppings propulsion plant according to claim 5, it is characterised in that：Described rubber tube and birds droppings container containing
Junction is located at the side wall of birds droppings container containing.
7. birds droppings propulsion plant according to claim 6, it is characterised in that：Described blocking device uses rubber stopper, even
One end connection rubber stopper of splicing, the other end of connecting rope is fixed on the side wall of birds droppings container containing.
8. birds droppings propulsion plant according to claim 7, it is characterised in that：Also include support member, support member uses steel plate,
Birds droppings container containing is fixed on support member by fix bar, and sealing container is fixed on support member by two Y shaped brackets.
9. birds droppings propulsion plant according to claim 8, it is characterised in that：Described discharging opening inwall is provided with interior spiral shell
Line, nozzle outer surface is provided with external screw thread, and nozzle is connected through a screw thread with discharging opening.
10. birds droppings propulsion plant according to claim 9, it is characterised in that：The internal diameter of described nozzle be 4mm, 6mm,
8mm or 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410480928.4A CN104251964B (en) | 2014-09-19 | 2014-09-19 | Birds droppings propulsion plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410480928.4A CN104251964B (en) | 2014-09-19 | 2014-09-19 | Birds droppings propulsion plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104251964A CN104251964A (en) | 2014-12-31 |
| CN104251964B true CN104251964B (en) | 2017-09-22 |
Family
ID=52187045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410480928.4A Active CN104251964B (en) | 2014-09-19 | 2014-09-19 | Birds droppings propulsion plant |
Country Status (1)
| Country | Link |
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| CN (1) | CN104251964B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259484A (en) * | 2015-11-03 | 2016-01-20 | 云南电网有限责任公司电力科学研究院 | Guano propulsion device of overhead transmission lines |
| CN106918770A (en) * | 2017-04-05 | 2017-07-04 | 国家电网公司 | A kind of birds droppings simulated solution device for making |
| CN106980076A (en) * | 2017-04-05 | 2017-07-25 | 国家电网公司 | A kind of birds droppings simulated solution drainage system |
| CN107192932B (en) * | 2017-05-19 | 2020-11-17 | 中国电力科学研究院 | Bird defecation simulator |
| CN107091975B (en) * | 2017-05-19 | 2020-10-27 | 中国电力科学研究院 | Multi-gas-path time sequence control method for simulating bird defecation |
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| CN104251964A (en) | 2014-12-31 |
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