CN204855082U - Transmission pressure surface wind pressure measuring apparatu - Google Patents
Transmission pressure surface wind pressure measuring apparatu Download PDFInfo
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- CN204855082U CN204855082U CN201520471508.XU CN201520471508U CN204855082U CN 204855082 U CN204855082 U CN 204855082U CN 201520471508 U CN201520471508 U CN 201520471508U CN 204855082 U CN204855082 U CN 204855082U
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- wind pressure
- protective housing
- module
- transmission pressure
- airtight protective
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 238000004891 communication Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 30
- 210000004027 cell Anatomy 0.000 claims description 27
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 210000005056 cell body Anatomy 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000011160 research Methods 0.000 abstract description 4
- 238000011161 development Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a transmission pressure surface wind pressure measuring apparatu, press measuring device including airtight protection casing soft breeze, airtight protection casing is equipped with a plurality of inlet port, wind pressure measuring device fixes in airtight protection casing, wind pressure measuring device includes the wind pressure sensing module, circuit control module, wireless communication module and power management module, circuit control module connects the wind pressure sensing module respectively, wireless communication module and power management module, the wind pressure sensing module includes steady voltage box and a plurality of wind pressure sensor, every wind pressure sensor includes first air inlet and second air inlet, first air inlet passes through the pipe and is connected with the steady voltage box, the second air inlet passes through the pipe and is connected with the inlet port of airtight protection casing. The utility model discloses a measurement mode of differential pressure can the real -time measurement wire or the atress condition in icing wire cross -section when waving, waving mechanism research and preventing waving the device development and provide reliable data support for the transmission pressure.
Description
Technical field
The utility model relates to power transmission and transforming equipment on-line monitoring technique field, particularly relates to a kind of transmission pressure Pressures measuring instrument based on pressure difference sensor.
Background technology
In project of transmitting and converting electricity, transmission line of electricity many places are in outdoor environment, and the impact of by wind factor, transmission pressure unavoidably brandishing occurs.Galloping of Overhead Transmission Line is the key factor threatening transmission line of electricity safe operation, may produce many-sided harm such as such as tripping operation, wire arc burn, gold utensil damage, wire strand breakage, broken string, transmission tower collapse time serious, these accidents all can cause great economic loss and social influence.
At present, those skilled in the art go back imperfection for the research of Galloping of Overhead Transmission Line mechanism, can not explain occurred all kinds of brandishings.Once there is thin (nothing) ice coating wire when wind direction and line alignment are 20 ° ~ 30 ° of angles and waved and corona brandishing in such as actual transmission line of electricity, cannot explain this type of phenomenon by traditional DenHartog or ONigol theory.And there are problems based on the anti-dancing device of traditional Galloping of Overhead Transmission Line Theoretical Design, anti-dance effect is often not ideal enough, and the such as wind field of wind tunnel test simulation residing for transmission pressure greatly differs from each other with actual conditions, for analyzing the very large deficiency of conductor galloping existence.
In sum, in order to avoid the harm that Galloping of Overhead Transmission Line brings, that must improve transmission pressure further waves mechanism, to design more reasonable effective anti-dancing device.Therefore true stressing conditions during Real-Time Monitoring conductor galloping, for theoretical research provides Data support, is prerequisite and the basis of fully improving Galloping of Overhead Transmission Line theory.
Utility model content
The utility model provides a kind of transmission pressure Pressures measuring instrument, under the effect of remote control terminal, can the stressing conditions in cross section when measure traverse line or ice coating wire are waved in real time, for transmission pressure wave study mechanism and anti-dance device development provides reliable Data support.
For achieving the above object, the technical solution adopted in the utility model is:
Transmission pressure Pressures measuring instrument, comprise airtight protective housing and wind pressure measuring meter, described airtight protective housing is provided with several air admission holes, described wind pressure measuring meter is fixed in airtight protective housing, wind pressure measuring meter comprises blast sensing module, circuit control module, wireless communication module and power management module, circuit control module connects blast sensing module respectively, wireless communication module and power management module, power management module is blast sensing module, circuit control module and wireless communication module are powered, described blast sensing module comprises voltage stabilizing box and several wind pressure sensors, each wind pressure sensor comprises the first air intake opening and the second air intake opening, first air intake opening is connected with voltage stabilizing box by conduit, second air intake opening is connected by the air admission hole of conduit with airtight protective housing.
Described airtight protective housing is semi-cylindrical, and the lower plane of airtight protective housing is fixed on transmission pressure, and airtight protective housing is respectively arranged with several air admission holes along in the circumference vertical with transmission pressure.
Described airtight protective housing lower plane is provided with wire storage tank, and the cell body both sides of wire storage tank are provided with bolt hole, and airtight protective housing utilizes being bolted on transmission pressure through cell body both sides.
Described power management module comprises solar battery cell, rechargeable battery cell and charge management circuit; the input end of charge management circuit connects the output terminal of solar battery cell; the output terminal of charge management circuit connects the input end of rechargeable battery cell; rechargeable battery cell comprises 3.3V voltage cell and 5V voltage cell, and solar battery cell is fixed on the transmission pressure of airtight protective housing side.
Described wind pressure sensor adopts high precision silicon piezoresistive pressure sensor.
Described wireless communication module adopts ZigBee embedded radio communication unit.
The transmission pressure Pressures measuring instrument that the utility model provides, adopt the metering system of differential pressure, by the pressure of measurement voltage stabilizing box and the pressure reduction of wind pressure sensor and voltage stabilizing box, realize the wind pressure on real-time measure traverse line or ice coating wire surface, finally transfer data to remote control terminal, for further theoretical analysis and research provide support.
Accompanying drawing explanation
Fig. 1 of the present utility modelly installs and uses schematic diagram;
Fig. 2 is the position view of the enterprising pore of airtight protective housing in the utility model embodiment;
Fig. 3 be the utility model transmission pressure Pressures measurement mechanism theory diagram;
Fig. 4 is the connection diagram of the utility model wind pressure sensor and voltage stabilizing box.
Embodiment
As shown in Figure 1 to Figure 3, transmission pressure Pressures measuring instrument 1 described in the utility model is installed on the diverse location place of transmission pressure 3 between shaft tower 2, can wave the Pressures of wire in the true wind field of Real-Time Monitoring.
Transmission pressure Pressures measuring instrument 1 comprises airtight protective housing 6 and transmission pressure Pressures measurement mechanism; airtight protective housing 6 is in semi-cylindrical; namely the diameter along bottom cylindrical face is cut open rear horizontal; airtight protective housing 6 is close to the shape of wire or ice coating wire; can reflect more realistically to a certain extent and play the effect of dustproof and waterproof by the blast that transmission pressure 3 surface accepts simultaneously.The lower plane of airtight protective housing 6 is provided with wire storage tank 5, and the cell body both sides of wire storage tank 5 are provided with bolt hole, and utilizing bolt to pass cell body both sides can be fixed on the lower plane of airtight protective housing 6 on transmission pressure 3.Airtight protective housing 6, along the circumference vertical with transmission pressure 3 being arranged respectively 8 air admission holes 4, can detect the wind-force blown to from multiple directions conductor cross-section, makes measurement data more comprehensively, accurately.
Transmission pressure Pressures measurement mechanism is fixed in airtight protective housing 6; transmission pressure Pressures measurement mechanism comprises blast sensing module, circuit control module, wireless communication module and power management module; circuit control module connects blast sensing module, wireless communication module and power management module respectively, and power management module is that blast sensing module, circuit control module and wireless communication module are powered.The present embodiment Wind pressure sensing module comprises voltage stabilizing box 9 and 8 wind pressure sensors 7; each wind pressure sensor 7 includes the first air intake opening and the second air intake opening; first air intake opening is connected with voltage stabilizing box 9 by conduit 8a; one end of second air intake opening connecting duct 8b, the conduit 8b other end is fixed in the air admission hole 4 of airtight protective housing 6.Above-mentioned wind pressure sensor 7 adopts high precision silicon piezoresistive pressure sensor, adopt the metering system of differential pressure, the stable air pressure reference environment utilizing voltage stabilizing box 9 to provide, and with the difference of wire or ice coating wire Pressures, realize the real-time measurement of transmission pressure 3 Pressures, and ensure that measurement result is more accurate.
Power management module can provide galvanic current source, in the present embodiment, power management module comprises solar battery cell, lithium cell charging unit and charge management circuit, the input end of charge management circuit connects the output terminal of solar battery cell, the output terminal of charge management circuit connects the input end of lithium cell charging unit, lithium cell charging unit comprises 3.3V voltage cell and 5V voltage cell, is respectively wind pressure sensor 7 and control circuit is powered.Wherein, the cell panel of solar battery cell is fixed on the transmission pressure 3 of airtight protective housing 6 side.The present embodiment adopts charged lithium cells and solar cell to work in coordination with the pattern of power supply, can meet the work of transmission pressure Pressures measurement mechanism long-term stability, eliminate daily servicing, save human cost.
Wireless communication module of the present utility model adopts embedded radio communication unit, by carrying out star-like networking to ZigBee to avoid mutual interference, guarantee internodal working alone, add the stability of system, achieve the object of arranging multiple measuring point on a wire, thus more fully grasp the stressing conditions at diverse location place when transmission pressure 3 is waved.
Principle of work of the present utility model is: diverse location place transmission pressure Pressures measuring instrument being installed on respectively transmission pressure 3 in true wind field, under normal mode, wireless communication module receives the instruction that remote control terminal is sent, and the sample frequency of wind pressure sensor 7 is controlled by circuit control module, the sampled data of wind pressure sensor 7 outputs to circuit control module, and then be sent to remote control terminal by wireless communication module, be converted to corresponding wind pressure value after treatment, analyze for staff; Under off-order mode, remote control terminal controls wireless communication module and stops transmission data, enters dormant state.Wherein, by changing the sample frequency of wind pressure sensor 7, the precision of transmission pressure 3 Pressures measured value can be controlled; By controlling dormancy and the work of wireless communication module, the effective rate of utilization of the energy can be reached maximization, realizing energy-conservation object.The utility model dependable performance, easy for installation, the stressing conditions in cross section when wire or ice coating wire are waved can be detected in real time, so for transmission pressure 3 wave study mechanism and anti-dance device development provides reliable Data support.
Claims (6)
1. transmission pressure Pressures measuring instrument, it is characterized in that: comprise airtight protective housing and wind pressure measuring meter, described airtight protective housing is provided with several air admission holes, described wind pressure measuring meter is fixed in airtight protective housing, wind pressure measuring meter comprises blast sensing module, circuit control module, wireless communication module and power management module, circuit control module connects blast sensing module respectively, wireless communication module and power management module, power management module is blast sensing module, circuit control module and wireless communication module are powered, described blast sensing module comprises voltage stabilizing box and several wind pressure sensors, each wind pressure sensor comprises the first air intake opening and the second air intake opening, first air intake opening is connected with voltage stabilizing box by conduit, second air intake opening is connected by the air admission hole of conduit with airtight protective housing.
2. transmission pressure Pressures measuring instrument as claimed in claim 1; it is characterized in that: described airtight protective housing is semi-cylindrical; the lower plane of airtight protective housing is fixed on transmission pressure, and airtight protective housing is respectively arranged with several air admission holes along in the circumference vertical with transmission pressure.
3. transmission pressure Pressures measuring instrument as claimed in claim 2; it is characterized in that: described airtight protective housing lower plane is provided with wire storage tank; the cell body both sides of wire storage tank are provided with bolt hole, and airtight protective housing utilizes being bolted on transmission pressure through cell body both sides.
4. transmission pressure Pressures measuring instrument as claimed in claim 3; it is characterized in that: described power management module comprises solar battery cell, rechargeable battery cell and charge management circuit; the input end of charge management circuit connects the output terminal of solar battery cell; the output terminal of charge management circuit connects the input end of rechargeable battery cell; rechargeable battery cell comprises 3.3V voltage cell and 5V voltage cell, and solar battery cell is fixed on the transmission pressure of airtight protective housing side.
5. transmission pressure Pressures measuring instrument as claimed in claim 4, is characterized in that: described wind pressure sensor adopts high precision silicon piezoresistive pressure sensor.
6. transmission pressure Pressures measuring instrument as claimed in claim 5, is characterized in that: described wireless communication module adopts ZigBee embedded radio communication unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520471508.XU CN204855082U (en) | 2015-07-03 | 2015-07-03 | Transmission pressure surface wind pressure measuring apparatu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520471508.XU CN204855082U (en) | 2015-07-03 | 2015-07-03 | Transmission pressure surface wind pressure measuring apparatu |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204855082U true CN204855082U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520471508.XU Active CN204855082U (en) | 2015-07-03 | 2015-07-03 | Transmission pressure surface wind pressure measuring apparatu |
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| Country | Link |
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| CN (1) | CN204855082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897337A (en) * | 2015-07-03 | 2015-09-09 | 国网河南省电力公司电力科学研究院 | Surface wind pressure gauge for transmission conductor |
-
2015
- 2015-07-03 CN CN201520471508.XU patent/CN204855082U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897337A (en) * | 2015-07-03 | 2015-09-09 | 国网河南省电力公司电力科学研究院 | Surface wind pressure gauge for transmission conductor |
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