CN206609391U - A kind of equivalent ice covering thickness monitoring device of transmission line of electricity - Google Patents
A kind of equivalent ice covering thickness monitoring device of transmission line of electricity Download PDFInfo
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- CN206609391U CN206609391U CN201720389674.4U CN201720389674U CN206609391U CN 206609391 U CN206609391 U CN 206609391U CN 201720389674 U CN201720389674 U CN 201720389674U CN 206609391 U CN206609391 U CN 206609391U
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Abstract
The utility model discloses a kind of equivalent ice covering thickness monitoring device of transmission line of electricity, the monitoring device includes in-site measurement module and the signal processing module being connected with the in-site measurement module.The ice covering thickness of transmission line of electricity belonging to monitoring device is converted into displacement information by in-site measurement module.Signal processing module is connected with in-site measurement module and constitutes galvanic circle, the displacement information that in-site measurement module is generated is converted into corresponding current signal by the galvanic circle, the ice covering thickness of the transmission line of electricity belonging to monitoring device, the ice covering thickness of the transmission line of electricity according to belonging to current signal can obtain monitoring device are included in current signal.Monitoring system also includes the icing decision-making module communicated to connect with monitoring device, and the icing decision-making module is according to the ice covering thickness of acquisition, and the transmission line of electricity monitored to monitoring system makes early warning decision.The utility model can simply, effectively measure the ice covering thickness in transmission line of electricity and make early warning analysis according to icing situation.
Description
Technical field
The utility model is related to power network prevention technique field category, more particularly to a kind of equivalent ice covering thickness prison of transmission line of electricity
Survey device.
Background technology
In ice and snow weather, icing situation occurs in transmission line of electricity, when the icing of circuit runs up to certain volume and weight
After thickness, it can cause that transmission line wire broken string is waved, shaft tower tilts and collapses, broken and the accident such as insulator arc-over, seriously
It has impact on the normal operation of transmission line of electricity.
Existing powerline ice-covering method of data capture includes manual patrol method, image monitoring method, weather monitoring method, title
Weight method, pulling force-tilt-angle method and wire-sag method.Wherein, manual patrol method requires testing staff's periodical inspection transmission line of electricity bar
The icing situation of tower, because a large amount of electric power line pole towers are erected at the area that personnel are difficult to reach, this method labor intensity is big,
Efficiency is low, subjectivity is strong and the testing result degree of accuracy is low.Image monitoring method is that video-unit is installed in transmission line of electricity, is passed through
Video-unit gathers transmission line of electricity realtime graphic, and the information such as the equivalent ice covering thickness of transmission line of electricity are obtained by image processing techniques,
Although this method can intuitively monitor powerline ice-covering situation, because video-unit is easily covered by ice and snow under icing weather
Lid, the data for causing image monitoring method to collect are limited.Gas phase monitoring method is by monitoring temperature, wind speed, wind direction and sky
After the meteorologic factors such as air humidity degree, then pass through icing forecast model prediction ice covering thickness；Because weather monitoring method is indirect monitoring side
Method, so its accuracy is relatively low.Weight method and pulling force-tilt-angle method are that pulling force sensor is installed in transmission line of electricity, by surveying
The icing weight measured is converted into ice covering thickness.Because pulling force sensor by temperature, humidity is influenceed larger, long-term work is in complexity
In environment, its stability measured and reliability are relatively low.Wire-sag method is the mounted angle sensor in transmission line of electricity, prison
Wire inclination angle, the change of sag are surveyed, the parameters such as the icing weight and thickness of wire are calculated by transmission line status equation.By
In obliquity sensor long-term work in highfield and complex environment, the reliability of its measurement data is poor.
In summary, in the prior art, also come without a kind of simple effective electric power line ice-covering thickness monitoring device
Realize the real-time measurement and analysis of electric power line ice-covering thickness.
Utility model content
A kind of equivalent ice covering thickness monitoring device of transmission line of electricity is provided in the utility model embodiment, to solve existing skill
In art, electric power line ice-covering thickness measurement uses indirect measurement method, and ice covering thickness poor reliability, the standard of its measurement mostly
The problem of really property is low.
In order to solve the above-mentioned technical problem, the utility model embodiment discloses following technical scheme：
A kind of equivalent ice covering thickness monitoring device of transmission line of electricity, including in-site measurement module and the in-site measurement module
The signal processing module being connected, wherein：
The in-site measurement module includes piston, piston cylinder and backflow cylinder, and the piston includes piston rod and piston support；
A part for the piston rod is arranged in the piston cylinder, the top cover of another part through the piston cylinder is set
Be arranged in the outside of the piston cylinder, the piston rod one end outside the piston cylinder be provided with icing collecting unit,
The other end is connected with the piston support；
The side wall of the piston support is in contact with the inwall of the piston cylinder；
The multiple conductings being intervally arranged along the glide direction of the piston support are provided with one side wall of the piston cylinder
Nail group, the conducting nail group includes the first conducting nail and the second conducting nail, and the resistance of the adjacent conducting nail group is differed；
The height of the piston support is less than or equal to the distance between adjacent conducting nail group, is used for and institute in the piston support
The side wall for stating the group contact of conducting nail is conductive material；
The antifreezing liquid of certain volume is provided with the backflow cylinder, it is close that the piston support and the piston cylinder are formed
Envelope space is connected by return port with the backflow cylinder；
The signal processing module is electrically connected with the first conducting nail and the second conducting nail in the conducting nail group respectively, is used
In respectively with the conductive side wall formation galvanic circle in the conducting nail group and the piston support, and gather the galvanic circle
In current signal.
Further, the part being arranged at outside the piston cylinder of the piston rod is arranged with sealing bellows, its
In：
Described bellows one end and the outer wall of the piston rod are combined closely, the bellows other end and the piston cylinder
The outer wall of top cover combine closely.
Further, the piston cylinder and backflow cylinder interior are vacuum environment.
Further, described device also includes solar powered module, wherein：
The solar powered module is electrically connected with the signal processing module.
Further, the signal processing module also includes charge storage unit, wherein：
The charge storage unit is electrically connected with solar powered module and galvanic circle respectively.
Further, the signal processing module also includes signal transmitter unit, wherein：
The signal transmitter unit is sent to for the current signal in the galvanic circle to be converted into electromagnetic wave signal
Echo signal reception device.
Further, the signal processing module also includes analog/digital signal conversion unit, wherein：
The analog/digital signal conversion unit is used to, by the current signal in the galvanic circle, by analog signal be turned
It is changed into re-sending to the signal transmitter unit after data signal.
From above technical scheme, the equivalent ice covering thickness monitoring of a kind of transmission line of electricity that the utility model embodiment is provided
Device, monitoring device includes in-site measurement module and signal processing module, and in-site measurement module is by the transmission of electricity belonging to monitoring device
The ice covering thickness of circuit is converted into displacement information.Signal processing module is connected with in-site measurement module and constitutes galvanic circle, should
The displacement information that in-site measurement module is generated is converted into corresponding current signal, current signal comprising monitoring dress by galvanic circle
The ice covering thickness of transmission line of electricity belonging to putting, the icing of the transmission line of electricity according to belonging to current signal can obtain monitoring device is thick
Degree.The utility model embodiment is defeated to realize by direct, simple, the effective electric power line ice-covering thickness monitoring device of one kind
The real-time measurement and analysis of electric line ice covering thickness.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, below by the required accompanying drawing used in embodiment
It is briefly described, it should be apparent that, for those of ordinary skills, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the basic structure for the equivalent ice covering thickness monitoring device of transmission line of electricity that the utility model embodiment one is provided is shown
It is intended to；
Fig. 2 is the equivalent ice covering thickness monitoring device signal processing module of transmission line of electricity that the utility model embodiment one is provided
Basic structure schematic diagram；
Fig. 3 is that the basic structure for the equivalent ice covering thickness monitoring device of transmission line of electricity that the utility model embodiment two is provided is shown
It is intended to；
In Fig. 1-Fig. 3, specific symbol is expressed as：
10- in-site measurement modules, 1- icing collecting units, 12- connectors, 2- piston cylinders, 3- backflow cylinders, 4- pistons,
41- piston rods, 42- piston supports, 5- bellowss, 6- top covers, 7- conducting nail groups, the conducting nails of 71- first, the conducting nails of 72- second, 8-
Return port, 9- solar powered modules, 20- signal processing modules, the wires of 21- first, the wires of 22- second, 211- first is turned on
Port set, the conductings of 2111- first port, the conducting port sets of 221- second, the conductings of 2211- second port, 23- charge storage units,
24- analog/digital signal conversion units, 25- signal transmitter units, 26- galvanic circles, 30- icing decision-making modules.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the utility model, below in conjunction with this reality
With the accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
Described implementation example is only a part of embodiment of the utility model, rather than whole embodiments.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, should all belong to the scope of the utility model protection.
Referring to Fig. 1, the basic mould of the equivalent ice covering thickness monitoring system of transmission line of electricity provided for the utility model embodiment
Block schematic diagram.The equivalent ice covering thickness monitoring system of a kind of transmission line of electricity that the utility model embodiment is provided includes in-site measurement mould
Block 10, the signal processing module 20 and icing decision-making module being connected with in-site measurement module 10.
Ice covering thickness in the transmission line of electricity that in-site measurement module 10 is monitored monitoring system is converted into displacement information；Letter
Number processing module 20 is connected to form conducting loop, the displacement information that in-site measurement module 10 is generated with in-site measurement module 10
Current signal is converted into, the current signal monitors the ice covering thickness information of transmission line of electricity, signal processing module 20 comprising system
Current signal further can be sent to icing decision-making module 30 in the form of an electromagnetic wave.
Icing decision-making module 30 receives the current signal that signal processing module 20 is sent, and is obtained from the current signal received
The ice covering thickness for the transmission line of electricity that the system of getting is monitored；And the environment such as the actual geographic position according to monitored transmission line of electricity because
Element sets ice-coating pre-warning threshold value and icing alarm threshold value；According to the ice covering thickness of acquisition, the power transmission line monitored to monitoring system
Make early warning decision in road：
Ice covering thickness is judged whether in ice-coating pre-warning threshold range, if ice covering thickness is in the ice-coating pre-warning threshold value model
In enclosing, icing decision-making module sends powerline ice-covering early warning signal；If ice covering thickness is not in ice-coating pre-warning threshold range,
The ice covering thickness is then judged whether in the range of icing alarm threshold value, if ice covering thickness is in the range of icing alarm threshold value,
Icing decision-making module sends powerline ice-covering alarm signal.
Embodiment one
It is the basic of the equivalent ice covering thickness monitoring device of transmission line of electricity that the utility model embodiment one is provided referring to Fig. 2
Structural representation.It is the equivalent ice covering thickness monitoring device signal of transmission line of electricity that the utility model embodiment one is provided referring to Fig. 3
Processing module basic structure schematic diagram.
The electric power line ice-covering thickness monitoring device that the utility model embodiment one is provided includes, the He of in-site measurement module 10
Signal processing module 20.Referring to Fig. 1, in-site measurement module 10 includes icing collecting unit 1, piston cylinder 2, backflow cylinder 3, piston 4.
Wherein, icing collecting unit 1 can be and the power transmission line in transmission line of electricity or transmission tower material identical structure.
Piston 4 is insulating materials, including piston rod 41 and piston support 42.A part for piston rod 41 is arranged on piston cylinder 2
In, the top cover 6 of another part through piston cylinder 2 is arranged in the outside of piston cylinder 2, piston rod 41 and is arranged at outside piston cylinder 2
One end be provided with icing collecting unit 1, the other end and be connected with piston support 42.The side wall of piston support 42 and the side wall of piston cylinder 2
It is in contact, under external force, inwall of the piston support 42 along piston cylinder 2 is slided up and down.
Icing collecting unit 1 is fixed on one end of piston rod 41 by connector 12, and icing collecting unit 1 can be according to monitoring
The change of the monitoring object of device and change, when the monitoring object of monitoring device is power line conductive, ground wire, icing collection is single
Member 1 is the wire with the equal model of object to be monitored；When the monitoring object of monitoring device is electric power line pole tower, icing collection
Unit 1 is one section of shaft tower material with the equal material of object to be monitored.So, the mould that icing collecting unit 1 just can be true and reliable
Intend the icing situation of monitoring object.
Piston cylinder 2 is hollow insulation system, and the middle position of its top cover 6 is provided with mounting hole and is available for piston rod 41 to wear
Cross.The part being arranged at outside piston cylinder 2 of piston rod 41 is arranged with sealing bellows 5, the one end of bellows 5 and piston rod
41 outer wall is combined closely, and the other end of bellows 5 is completely covered the mounting hole of top cover 6 and combined closely with the outer wall of top cover 6.This
Sample, top cover 6 and bellows 5 seal piston cylinder 2 so that the influence factor such as outside air, dust can not enter in piston cylinder 2
Portion.
The multiple conducting nail groups being intervally arranged are provided with one of side wall of piston cylinder 2 along the glide direction of piston support
7, conducting nail group 7 penetrates the side wall of piston cylinder 2, can be contacted when piston support 42 is passed through with the side wall of piston support 42, each conducting
Nail group 7 corresponds to different ice covering thickness.The materials of difference conducting nail groups 7 are different, and its resistance value according to orientation from
It is upper to change successively downwards.Each conducting nail group 7 includes the first conducting nail 71 and the second conducting nail 72, the first conducting nail 71 and the
Two conducting nail 72 identical and first conducting nail 71 and the second conducting nail in same level position, multiple conducting nail groups 7
Spacing between 72 is also equal.Meanwhile, the height of piston support 42 is less than or equal to the distance between adjacent conducting nail group 7, piston
It is conductive material to be used in support 42 with the side wall that conducting nail group 7 is contacted.
An adjacent or relative side surface direction of side of the conducting nail to 7 is provided with piston cylinder 2 and is provided with backflow cylinder 3,
Backflow cylinder 3 is the hollow insulation system of enclosed type.The antifreezing liquid of certain volume, piston cylinder 2 and backflow cylinder 3 are filled in backflow cylinder 3
The laminating of side wall, the bottom for contacting sides at them is provided with return port 8.The sealing that piston support 42 and piston cylinder 2 are formed is empty
Between by return port 8 with backflow cylinder 3 lead to repeatedly.When the liquid level in the cylinder 3 that flows back is higher than the liquid level of piston cylinder 2, in backflow cylinder 3
Liquid flows to piston cylinder 2 by return port 8；When piston rod 41 is acted on by certain external force, piston rod 41 is with piston support 42
Sink so that the liquid in piston support 42 passes through the flow direction backflow cylinder 3 of return port 8.
Referring to Fig. 2, signal processing module 20 includes charge storage unit 23, analog/digital signal conversion unit 24 and signal hair
Unit is penetrated, the positive and negative end of charge storage unit 23 is respectively connected to the first wire 21 and the second wire 22.One end of first wire 21
It is connected with the positive pole of charge storage unit 23；The other end is provided with the first conducting port set 211, and the first conducting port set 211 is by more
Individual first conducting port 2111 is constituted, and the quantity of the quantity of the first conducting port 2111 and the first conducting nail 71 is equal, and first leads
Go side mouthful 2111 is sequentially connected electrically with the first conducting nail 71.One end of second wire 22 is connected with the negative pole of charge storage unit 23；
The other end is provided with the second conducting port set 221, and the second conducting port set 221 is made up of the multiple second conducting ports 2211, the
Two conducting ports 2211 quantity and second conducting nail 72 quantity it is equal, second conducting port 2211 and second conducting follow closely 72 according to
Secondary electrical connection.
When occurring icing situation on icing collecting unit 1 or ice covering thickness changes, under the Action of Gravity Field of icing,
Piston support 42 can be slided up and down along the sidewall direction of piston cylinder 2, the side wall of piston support 42 and any conducting nail group 7 in sliding process
During contact, the conductive side wall of piston support 42, the conducting nail group 7 contacted with the conductive side wall of piston support 42, the first wire 21, second
Wire 22 and charge storage unit 23 will form galvanic circle 26.Because the resistance value of the conducting nail group 7 of diverse location is different, institute
Current signal size in the galvanic circle 26 constituted with it is also differed.Then, the ice covering thickness letter on icing collecting unit 1
Breath has translated into the current signal in galvanic circle 26.
The input end of analog signal of analog/digital signal conversion unit 24 is electrically connected with galvanic circle 26, analog/digital letter
The digital signal output end of number converting unit 24 is electrically connected with the electric signal input end of signal transmitter unit 25.Analog/digital is believed
Number converting unit 24 receives the analog current signal in galvanic circle 26, and by the current signal analog current signal received
Corresponding data signal is converted to, and the data signal is sent to signal transmitter unit 25.Signal transmitter unit 25 will connect
The data signal received is converted to electromagnetic wave signal and is sent to echo signal reception device.Reception device is received after signal, just
The ice covering thickness information on icing collecting unit 1 can be obtained.
Solar powered unit 9 is parallel to the two ends of charge storage unit 23, is that galvanic circle 26 provides lasting electric energy.Work as monitoring
When device present position solar energy is sufficient, solar powered unit 9 is converted solar energy into electrical energy, and electricity is provided to galvanic circle
Can, and charged to charge storage unit 23；When monitoring device present position, solar energy is inadequate, and solar powered unit 9 can not be by too
When sun can be converted into electric energy, charge storage unit 23 provides electric energy to galvanic circle.So, solar powered unit 9 is galvanic circle
26 constant conduction provides electric energy guarantee.
Before the monitoring device use that the utility model embodiment is provided：Need to be put into necessarily into piston cylinder 2 and backflow cylinder 3
The antifreezing liquid of amount.And one end of piston rod 41 in piston 4 is passed through to the mounting hole of top cover 6；Evacuate piston cylinder 2 and backflow cylinder 3
In air；One end level of piston support 42 in piston 4 is put into piston cylinder 2；Top cover 6 and piston cylinder 2 are tightly connected.According to quilt
Icing collecting unit 1, is fixed to and lived by the material and dimensions of monitoring object selection icing collecting unit 1 using connector 12
The top of stopper rod 41.Now, piston support 42 is floated on the liquid level of piston cylinder 2, and the conductive side of piston support 42 is located at conducting nail group
The first row conducting side of nailing in 7.Bellows 5 is sheathed on the outer wall of piston rod 41, and the mounting hole of top cover 6 is completely covered,
Bellows 5 can prevent dust, moisture of outside etc. from entering in piston cylinder 2, it is ensured that the accuracy of measurement result.First is led
The conducting nail 71 of go side mouthfuls 2111 and first is connected with wire successively, the second conducting port 2211 and second conducting nail 72 is successively with leading
Line is connected so that signal processing module 20 and in-site measurement module 10 are electrically connected.
During the monitoring device monitoring that the utility model embodiment is provided, monitoring device is positioned in transmission line of electricity close to quilt
On cross-arm above the electric power line pole tower wire of monitoring point, during placement, icing collecting unit 1 is away from ground, the He of piston cylinder 2
The bottom surface of backflow cylinder 3 is directly contacted with cross arm of tower；And the placement direction of icing collecting unit 1 and the direction of monitored target
It is identical., can also be in the bottom of piston cylinder 2 and backflow cylinder 3 but the utility model embodiment is not restricted to this modes of emplacement
One mounting bracket is installed, when monitoring object is power line conductive, ground wire, monitoring device is installed to prison using mounting bracket
On wire at point position；When monitoring object is electric power line pole tower, mounting bracket is directly positioned over to the bar of monitoring point
On tower cross bar.
In monitoring process, when not having icing on icing collecting unit 1, piston support 42 is floated on the liquid level of piston cylinder 2, piston
The conductive side of support 42 is located at the first row conducting side of nailing in conducting nail group 7, and galvanic circle 26 is not turned on.When icing collection
During ice covering thickness increase on unit 1：The pressure increase that piston 4 is born, inwall slide downward of the piston support 42 along piston cylinder 2,
Antifreezing liquid in piston cylinder 2 is by the flow direction backflow cylinder 3 of return port 8, until the liquid level of piston cylinder 2 and backflow cylinder 3 keeps balance.
When liquid level keeps balance, the no longer slide downward of piston support 42, now the conductive side wall of piston support 42 and one of which turn on nail group 7
Contact, galvanic circle 26 is turned on, and signal processing module 20 obtains current signal, and the current signal includes ice covering thickness letter now
Breath.When the ice covering thickness on icing collecting unit 1 reduces：Pressure that piston 4 is born reduces, and piston support 42 is along piston cylinder 2
Antifreezing liquid in inwall upward sliding, backflow cylinder 3 flows to piston cylinder 2 by return port 8, until piston cylinder 2 and the cylinder 3 that flows back
Liquid level keeps balance.Liquid level keep balance when, the no longer upward sliding of piston support 42, now the conductive side wall of piston support 42 with wherein
One group of conducting nail group 7 is contacted, and galvanic circle 26 is turned on, and signal processing module 20 obtains current signal, and the current signal includes this
When ice covering thickness information.
Signal processing module 20 is got after current signal from galvanic circle 26, first pass through simulation data signal conversion
The analog signal of acquisition is converted to corresponding data signal by unit 24, sends data signal by signal transmitter unit 25
Give echo signal reception device.But the utility model embodiment is not limited to this mode, signal processing module 20 can be obtained
The analog signal taken is transmitted directly to echo signal reception device, can also be directly direct by the current signal in galvanic circle 26
It is incorporated into reading device, according to the current information read, directly obtains the ice covering thickness information in monitoring place.
Icing decision-making module 30 sets ice-coating pre-warning according to environmental factors such as the actual geographic positions of monitored transmission line of electricity
Threshold value and icing alarm threshold value, according to the ice covering thickness information of acquisition, the transmission line of electricity monitored to monitoring system makes early warning
Decision-making.
So, the equivalent ice covering thickness monitoring device of a kind of transmission line of electricity that the utility model embodiment is provided, monitoring device
Including in-site measurement module 10 and signal processing module 20, in-site measurement module 10 is covered the transmission line of electricity belonging to monitoring device
Ice thickness information is converted into corresponding displacement information.Signal processing module 20 and in-site measurement module 10 by turn on nail group 7 and
The first conducting conducting of port set 211, second port set 221 is electrically connected.The ice covering thickness hair collected when in-site measurement module 10
During changing, signal processing module 20 and in-site measurement module 10 constitute galvanic circle 26, and the galvanic circle is by in-site measurement mould
The displacement information of block generation is converted into covering comprising the transmission line of electricity belonging to monitoring device in corresponding current signal, current signal
Ice thickness information, the ice covering thickness of the transmission line of electricity according to belonging to current signal can obtain monitoring device.The utility model is real
Example is applied by direct, simple, the effective electric power line ice-covering thickness monitoring device of one kind and system, to realize powerline ice-covering
The real-time measurement and analysis of thickness.
Embodiment two
The main distinction of the utility model embodiment two and embodiment one is, each group in the utility model embodiment two
The resistance value size for turning on nail group 7 is identical, the first conducting nail 71 and the second conducting nail the distance between 72 in every group of conducting nail group 7
It is different, reduced successively as conducting nail group 7 is located at the position in piston cylinder 2, its first conducting nail 71 and the second conducting nail
The distance between 72 increase successively, and so correspondence different circuit just can obtain different current signals.The present embodiment just for
The part distinguished between embodiment two and embodiment one is described, and embodiment two and the identical part of embodiment one here will
No longer repeat one by one.
It is the equivalent ice covering thickness monitoring device of transmission line of electricity and system that the utility model embodiment two is provided referring to Fig. 3
Basic structure schematic diagram.In monitoring process, due to the first conducting nail 71 and the second conducting nail 72 in each conducting nail group 7
Between spacing it is different, when inwall of the piston support 42 along piston cylinder 2 is slided up and down, conductive side wall and each of piston support 42 are led
The resistance that logical nail group 7 is formed when contacting is different, when galvanic circle 26 is turned on, and the current signal size in loop is not yet
It is identical, the ice covering thickness information in monitoring place can be obtained by current signal.
Described above is only embodiment of the present utility model, is made skilled artisans appreciate that or realizing this
Utility model.A variety of modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.
Therefore, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and original disclosed herein
The reason most wide scope consistent with features of novelty.
Above-described the utility model embodiment does not constitute the restriction to the utility model protection domain.
Claims (7)
1. a kind of equivalent ice covering thickness monitoring device of transmission line of electricity, it is characterised in that including in-site measurement module (10), with it is described
The signal processing module (20) that in-site measurement module is connected, wherein：
The in-site measurement module (10) includes piston (4), piston cylinder (2) and backflow cylinder (3), and the piston (4) includes piston
Bar (41) and piston support (42)；
A part for the piston rod (41) is arranged in the piston cylinder (2), another part pass through the piston cylinder (2) top
Lid (6), which is arranged in the outside of the piston cylinder (2), the piston rod (41), is arranged at the outside one end of the piston cylinder (2)
It is provided with icing collecting unit (1), the other end and is connected with the piston support (42)；
The side wall of the piston support (42) is in contact with the inwall of the piston cylinder (2)；
It is provided with along what the glide direction of the piston support (42) was intervally arranged and multiple leads on one side wall of the piston cylinder (2)
Logical nail group (7), the conducting nail group (7) includes the first conducting nail (71) and the second conducting nail (72), the adjacent conducting nail
The resistance of group (7) is differed；
The height of the piston support (42) is less than or equal to the distance between adjacent conducting nail group (7), in the piston support (42)
Side wall for being contacted with the conducting nail group (7) is conductive material；
The antifreezing liquid of certain volume, the piston support (42) and the piston cylinder (2) institute shape are provided with the backflow cylinder (3)
Into sealing space by return port (8) with it is described backflow cylinder (3) be connected；
The signal processing module (20) is followed closely with the first conducting nail (71) in the conducting nail group (7) and the second conducting respectively
(72) electrically connect, for forming galvanic circle with the conductive side wall in the conducting nail group (7) and the piston support (42) respectively
, and the current signal in the collection galvanic circle (26) (26).
2. device according to claim 1, it is characterised in that the piston rod (41) is arranged at the piston cylinder (2)
Outside part is arranged with sealing bellows (5), wherein：
Described bellows (5) one end and the outer wall of the piston rod (41) are combined closely, bellows (5) other end with it is described
The outer wall of the top cover (6) of piston cylinder (2) is combined closely.
3. device according to claim 1, it is characterised in that be vacuum inside the piston cylinder (2) and backflow cylinder (3)
Environment.
4. device according to claim 1, it is characterised in that described device also includes solar powered module (9), its
In：
The solar powered module (9) electrically connects with the signal processing module (20).
5. device according to claim 4, it is characterised in that the signal processing module (20) also includes charge storage unit
(23), wherein：
The charge storage unit (23) electrically connects with the solar powered module (9) and galvanic circle (26) respectively.
6. device according to claim 5, it is characterised in that the signal processing module (20) also includes signal and launches single
First (25), wherein：
The signal transmitter unit (25) is used to the current signal in the galvanic circle (26) being converted to electromagnetic wave signal hair
Give echo signal reception device.
7. device according to claim 6, it is characterised in that the signal processing module (20) also includes analog/digital
Signal conversion unit (24), wherein：
The analog/digital signal conversion unit (24) is used to, by the current signal in the galvanic circle (26), by simulation be believed
Number it is changed into after data signal and re-sends to the signal transmitter unit (25).
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| CN201720389674.4U CN206609391U (en) | 2017-04-14 | 2017-04-14 | A kind of equivalent ice covering thickness monitoring device of transmission line of electricity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885507A (en) * | 2017-04-14 | 2017-06-23 | 云南电网有限责任公司电力科学研究院 | A kind of transmission line of electricity equivalence ice covering thickness monitoring device and system |
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2017
- 2017-04-14 CN CN201720389674.4U patent/CN206609391U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885507A (en) * | 2017-04-14 | 2017-06-23 | 云南电网有限责任公司电力科学研究院 | A kind of transmission line of electricity equivalence ice covering thickness monitoring device and system |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171103 Effective date of abandoning: 20190215 |