CN207472908U - A kind of distribution overhead line ultrasonic defect auxiliary indication unit - Google Patents
A kind of distribution overhead line ultrasonic defect auxiliary indication unit Download PDFInfo
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- CN207472908U CN207472908U CN201721553763.4U CN201721553763U CN207472908U CN 207472908 U CN207472908 U CN 207472908U CN 201721553763 U CN201721553763 U CN 201721553763U CN 207472908 U CN207472908 U CN 207472908U
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Abstract
The utility model provides a kind of distribution overhead line ultrasonic defect auxiliary indication unit, and described device includes ultrasound examination module, the first gyro module, controller and laser designation module；The ultrasound examination module is used to acquire the ultrasonic signal of distribution overhead line defective locations generation, and the collected ultrasonic signal is sent to the controller；First gyro module is mutually fixed with the ultrasound examination module, and for determining the first orientation information of the ultrasound examination module, the first orientation information is sent to the controller；The controller is electrically connected with the ultrasound examination module, first gyro module and the laser designation module, and control signal is sent to the laser designation module；The laser designation module is for emitting laser and acquisition real world images, according to the control signal adjustment Laser emission direction.
Description
Technical field
The utility model is related to distribution overhead line detection field, espespecially a kind of distribution overhead line ultrasonic defect auxiliary instruction
Device.
Background technology
Distribution network is the bridge tie connected between power transmission network and user, and the health status of operation is to power supply
Safety, reliability and economy directly affect.Distribution system have have a very wide distribution, environment is complicated and institute's band circuit is long
The features such as, resulting in the day-to-day operation of distribution system, there are many difficulties with maintenance.
At present, China is broadly divided into the maintenance of electrical power distribution system manual inspection and periodic preventative experiment.Manually patrol
There is heavy workload, efficiency are low, and the result examined is by many factors such as patrol officer's practical experience, knowwhies for inspection
It influences, the accuracy of conclusion is low, error is more, can not make accurate judgement to the health status of distribution system；Periodic preventative tries
It is periodically periodically to carry out preventive trial to power circuit to test, to ensure equipment and line security, reliability service, to greatest extent
Ground is prevented accident generation.It is substantially a kind of method of offline inspection, exposes problems in practical applications, main
It shows：1) preventive trial need to have a power failure to power circuit, this is with ensureing line powering sustainability contradiction；2) have a power failure and transport
Always there is difference, the accuracy of result of the test is difficult to ensure that row two states；3) preventive trial includes pressure resistance etc.
A variety of destructive testings can insulate to line facility and damage.Therefore, for the inspection of power matching network, from past
Passive-type checks circuit after line fault, is changed into the active electrification to power matching network circuit shelf depreciation
The analyzing and diagnosing of detection, status assessment and trend development.
In recent years, with the rapid development of power grid, the increasing number of power equipment carries out it daily maintenance and periodically inspection
Also there is the phenomenon that increasingly in short supply in the personnel repaiied.For previous controller switching equipment carry out periodic inspection method just show with
Lower shortcoming：
(1) lack scientific.Requirement to controller switching equipment is:It expires required, it is required good to repair, this may cause equipment in bad repair
Or transition maintenance, there are blindness in practice.
(2) reliability of power supply is influenced.First, periodic inspection power off time is longer, number is more, power supply quality is generated
It influences.Second is that due to frequent periodic inspection, the probability of occurrence of equipment accident and personal injury is increased, affect power supply can
By property, the service aim of this and power industry " high-quality, safety " is not inconsistent.
(3) detection technique means fall behind.At present, patrol officer's most of detection work there is no profession during inspection
Tool, is judged by previous experience under normal conditions, has limitation and non-science.
(4) lack the in-depth study function to detection data.Currently during inspection, used detection means with
Method can not be handled repeated detection data, and large quantities of detection datas can not be used effectively, to equipment state with surplus
The prediction in remaining service life produces limitation.
When breaking down in distribution network overhead line, the ultrasonic wave of diverging is generated in space due to shelf depreciation, mesh
The device of preceding common distribution network overhead line fault detect applies ultrasound examination more.But existing ultrasonic detection device positioning
Precision is very low, thus can bring that detection efficiency is low, testing cost is high to the fault detect of distribution overhead line and detection safety is poor
The problem of.
In conclusion the detection of current distribution overhead line is there are clearly disadvantageous, in order to improve detection efficiency, save into
Originally and safety is improved, improving is particularly important the positioning accuracy of line fault.Therefore, detection device accurately positions energy
Power is to ensureing that power network safety operation will undoubtedly play important impetus.
Utility model content
To solve the problems, such as that the efficiency that current distribution overhead line detects is low, of high cost and safety is poor, the utility model is real
It applies example and provides a kind of distribution overhead line ultrasonic defect auxiliary indication unit, described device includes ultrasound examination module, the
One gyro module, controller and laser designation module；
The ultrasound examination module is used to acquire the ultrasonic signal of distribution overhead line defective locations generation, will collect
The ultrasonic signal be sent to the controller；
First gyro module is mutually fixed with the ultrasound examination module, for determining the ultrasound examination mould
The first orientation information is sent to the controller by the first orientation information of block；
The controller and the ultrasound examination module, first gyro module and laser designation module electricity
Connection sends control signal to the laser designation module；
The laser designation module is for emitting laser and acquisition real world images, according to the control signal adjustment laser hair
Penetrate direction.
The utility model is automatic fixed with reference to laser designation auxiliary on the basis of ultrasound examination faults of overhead lines of distribution network
Position, so as to improve faults of overhead lines of distribution network detection positioning accuracy, be achieved in faults of overhead lines of distribution network detection it is efficient,
Effect at low cost and safe.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural representation of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment
Figure；
Fig. 2 is a kind of concrete structure of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment
Figure；
Fig. 3 is that a kind of use of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment is illustrated
Figure.
Specific embodiment
The utility model embodiment provides a kind of distribution overhead line ultrasonic defect auxiliary indication unit.
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
It is a kind of structure of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment as shown in Figure 1
Schematic diagram, device specifically includes ultrasound examination module 10, the first gyro module 20, controller 30 and laser designation mould in figure
Block 40；
The ultrasound examination module 10 is used to acquire the ultrasonic signal of distribution overhead line defective locations generation, will acquire
To the ultrasonic signal be sent to the controller 30；
First gyro module 20 is fixed with 10 phase of ultrasound examination module, for determining the ultrasonic wave inspection
The first orientation information of module 10 is surveyed, the first orientation information is sent to the controller 30；
The controller 30 and the ultrasound examination module 10, first gyro module 20 and the laser designation
Module 40 is electrically connected, and control signal is sent to the laser designation module 40；
The laser designation module 40 is for emitting laser and acquisition real world images, according to the control signal adjustment laser
The direction of the launch.
In the present embodiment, the abort situation on distribution overhead line can generate ultrasonic wave, and ultrasound examination module 10 is used for
The ultrasonic signal is acquired, wherein, when detecting, ultrasonic signal is detected when ultrasound examination module 10 is towards certain orientation,
It acquires the ultrasonic signal and the ultrasonic signal is sent to controller 30；First gyro module 20 is used to determine ultrasonic wave
The first orientation information of detection module 10, first gyro module 20 are fixed with 10 phase of ultrasound examination module, that is, the first top
Spiral shell instrument module 20 can determine direction of the ultrasound examination module 10 when detecting ultrasonic signal.
Wherein, after controller 30 receives ultrasonic signal and first orientation information, according to the intensity of ultrasonic signal
And first orientation information, one control signal of generation, and the control signal is sent to laser designation module 40；Laser designation module
40 adjust the direction of Laser emission according to the control signal, and laser designation module 40 can be also used for acquisition real world images, that is, can
To acquire the image in Laser emission direction.
By the device in above-mentioned the utility model embodiment, during distribution overhead line detects, pass through ultrasonic wave
After detection determines the general direction of abort situation, the direction of the launch of laser, auxiliary are automatically controlled according to the intensity of ultrasonic signal
The abort situation of index line road which thereby enhances the positioning accuracy of faults of overhead lines of distribution network detection, realizes the event of distribution overhead line
Hinder the effect efficient, at low cost and safe of detection.
It is illustrated in figure 2 a kind of the specific of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment
Structure chart, specifically include in figure ultrasound examination module 10, the first gyro module 20, controller 30, laser designation module 40,
Display module 50 and power module 60, wherein laser designation module 40 further include the second gyro module 41, stepper motor driving
Submodule 42, stepper motor 43, laser emitter 44 and Image Acquisition submodule 45.
As one embodiment of the utility model, described device further includes display module 50, with the controller 30 and
The laser designation module 40 is electrically connected, for showing the intensity of the ultrasonic signal and the real world images.
Wherein, the intensity of ultrasonic signal can be shown on display module 50, operating personnel can be sentenced by display module 50
The orientation of disconnected line fault, when operating personnel is computed judging that ultrasonic wave is believed by reading ultrasonic signal strength or controller 30
When number intensity is more than predetermined threshold value, the general orientation of line fault is thereby determined that；In addition, display module 50 can also show reality
Image, that is, when laser designation module 40 is directed toward target location, operating personnel can clearly learn circuit by display module 50
Abort situation.
As one embodiment of the utility model, described device further includes power module 60, for the ultrasonic wave
Detection module 10, the first gyro module 20, controller 30, laser designation module 40 and display module power supply 60.
As one embodiment of the utility model, the laser designation module 40 includes the second gyro module 41, step
Stepper motor driving submodule 42, stepper motor 43, laser emitter 44 and Image Acquisition submodule 45.
In the present embodiment, second gyro module 41 is fixed with 44 phase of laser emitter, for determining
The second orientation information of laser designation module 40 is stated, the second orientation information is sent to the controller 30.Second top
Spiral shell instrument module 41 is fixed with 44 phase of laser emitter, which represents the current direction of laser designation module 40, that is,
Present laser transmitter 44 emits the direction of laser.
In the present embodiment, the controller 30 is according to the first orientation information, second orientation information and the ultrasound
The intensity of wave signal sends the control signal to stepper motor driving submodule 42, and the stepper motor drives submodule
42 adjust the direction of the launch of the laser emitter 44 according to the control signal.
In the present embodiment, the controller 30 is according to the first orientation information, second orientation information and the ultrasound
The intensity of wave signal sends the control signal to stepper motor driving submodule 42 and includes,
The controller 30 determines maximum intensity according to the intensity size of the ultrasonic signal by first orientation information
Ultrasonic signal azimuth information；
The relative position information of the ultrasound examination module 10 and the laser designation module 40 is stored in the control
In device；
The controller 30 determines the ultrasonic signal of maximum intensity and the laser according to the relative position information
The relative orientation information of indicating module 40；
After the second orientation information is sent to the controller 30 by second gyro module 41, the controller
30 generate the control signal according to the second orientation information and the relative orientation information, and the control signal is sent to
The stepper motor drives submodule 42.
Wherein, controller 30 is after ultrasonic signal and first orientation information is received, due to the power of ultrasonic signal
It is inconsistent, the azimuth information of the ultrasonic signal of the maximum intensity received is judged with reference to first orientation information；Due to laser
Indicating module 40 and the relative position relation before ultrasound examination module 10, the ultrasonic signal of maximum intensity is relative to ultrasound
The position of wave detection module 10 is different from the position relative to laser designation module 40, laser designation module 40 and ultrasound examination
It is fixed to each other between module 10, that is, relative position relation between the two is fixed, which is stored in controller 30
It is interior.
According to the relative position information between laser designation module 40 and ultrasound examination module 10, controller 30 can calculate
The ultrasonic signal of maximum intensity is obtained relative to the relative orientation information of laser designation module 40, which is target
Orientation, that is, laser emitter 44 need the orientation indicated.
After controller 30 calculates target bearing, the court of present laser transmitter 44 is determined by the second gyro module 41
To, and controller 30 is sent it to, controller 30 is according to target bearing and the direction of laser emitter 44, one control letter of generation
Number, and the control signal is sent to Induction Motor-Driven submodule 42, asynchronous electricity is driven by Induction Motor-Driven submodule 42
Machine 43 rotates, and laser emitter 44 is driven to turn to target bearing.
In the present embodiment, described image acquisition submodule 45 acquires the direction of real world images for acquiring real world images
It is consistent with the direction of the launch of the laser emitter 44.When laser emitter 44 turns to target bearing transmitting laser, image is adopted
Collect submodule 45 to rotate synchronously with laser emitter, ensure to collect the location drawing picture of line fault, and sending out this image information into
It send to display module 50 and shows.
In addition, the device in the utility model embodiment can also include ultrasonic wave conversion equipment, for ultrasonic wave to be turned
Be changed to the audible sound of human ear, played back by earphone or loudspeaker, ultrasonic signal strength is bigger, can uppick sound
Sound is bigger, the ultrasonic signal strength value that display module 50 is thus coordinated to show, for operating personnel's failure judgement orientation.
By the device in above-mentioned the utility model embodiment, during distribution overhead line detects, pass through ultrasonic wave
After detection determines the general direction of abort situation, the direction of the launch of laser, auxiliary are automatically controlled according to the intensity of ultrasonic signal
The abort situation of index line road which thereby enhances the positioning accuracy of faults of overhead lines of distribution network detection, realizes the event of distribution overhead line
Hinder the effect efficient, at low cost and safe of detection.
It is illustrated in figure 3 a kind of use of distribution overhead line ultrasonic defect auxiliary indication unit of the utility model embodiment
Schematic diagram, the as shown in FIG. working scene for the utility model device.Specifically included shown in figure ultrasound examination module 10,
First gyro module 20, controller 30 and laser designation module 40.Wherein, described device is equipped with a shell, is set in housing
There are the first gyro module 20, controller 30, display module 50 and power module 60, housing forward end is provided with ultrasound examination mould
Block 10 and laser designation module 40.Wherein, ultrasound examination module 10 and 40 phase of laser designation module are fixed, laser designation module
Laser emitter in 40 can be freely rotated.
In the present embodiment, target as shown in Figure 3 is faulty line, and operating personnel can hold or be consolidated using stent
Determine the device of the utility model, the substantially orientation of failure is determined by ultrasound examination module 10, controller 30 is according to ultrasonic wave
Signal strength, the position of each module and azimuth information send control signal, laser designation module 40 to laser designation module 40
According to the direction of control signal adjustment laser emitter, abort situation is directed toward in final Laser emission direction, and operating personnel can be by aobvious
Show that the image of the display of module 50 learns the abort situation of circuit.
By the device in above-mentioned the utility model embodiment, during distribution overhead line detects, pass through ultrasonic wave
After detection determines the general direction of abort situation, the direction of the launch of laser, auxiliary are automatically controlled according to the intensity of ultrasonic signal
The abort situation of index line road which thereby enhances the positioning accuracy of faults of overhead lines of distribution network detection, realizes the event of distribution overhead line
Hinder the effect efficient, at low cost and safe of detection.
Particular embodiments described above has carried out into one the purpose of this utility model, technical solution and advantageous effect
Step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, is not used to limit this
The protection domain of utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of distribution overhead line ultrasonic defect auxiliary indication unit, which is characterized in that described device includes ultrasound examination
Module, the first gyro module, controller and laser designation module；
The ultrasound examination module is used to acquire the ultrasonic signal of distribution overhead line defective locations generation, by collected institute
It states ultrasonic signal and is sent to the controller；
First gyro module is mutually fixed with the ultrasound examination module, for determining the ultrasound examination module
The first orientation information is sent to the controller by first orientation information；
The controller is electrically connected with the ultrasound examination module, first gyro module and the laser designation module
It connects, control signal is sent to the laser designation module；
The laser designation module is for emitting laser and acquisition real world images, according to the control signal adjustment Laser emission side
To.
2. the apparatus according to claim 1, which is characterized in that described device further includes display module, with the controller
And the laser designation module electrical connection, for showing the intensity of the ultrasonic signal and the real world images.
3. the apparatus of claim 2, which is characterized in that described device further includes power module, for surpassing to described
Sonic detection module, the first gyro module, controller, laser designation module and display module are powered.
4. the apparatus according to claim 1, which is characterized in that the laser designation module include the second gyro module,
Stepper motor driving submodule, stepper motor, laser emitter and Image Acquisition submodule.
5. device according to claim 4, which is characterized in that second gyro module and the laser emitter phase
It is fixed, for determining the second orientation information of the laser designation module, the second orientation information is sent to the control
Device.
6. device according to claim 4, which is characterized in that described image acquisition submodule is used to acquire real world images,
The direction for acquiring real world images is consistent with the direction of the launch of the laser emitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721553763.4U CN207472908U (en) | 2017-11-20 | 2017-11-20 | A kind of distribution overhead line ultrasonic defect auxiliary indication unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721553763.4U CN207472908U (en) | 2017-11-20 | 2017-11-20 | A kind of distribution overhead line ultrasonic defect auxiliary indication unit |
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| CN207472908U true CN207472908U (en) | 2018-06-08 |
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| CN201721553763.4U Active CN207472908U (en) | 2017-11-20 | 2017-11-20 | A kind of distribution overhead line ultrasonic defect auxiliary indication unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727889A (en) * | 2017-11-20 | 2018-02-23 | 北京国网富达科技发展有限责任公司 | A kind of distribution overhead line ultrasonic defect auxiliary indication unit |
| CN113418558A (en) * | 2021-06-22 | 2021-09-21 | 河南中烟工业有限责任公司 | Appearance is examined with portable point of power equipment in cigarette factory |
-
2017
- 2017-11-20 CN CN201721553763.4U patent/CN207472908U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727889A (en) * | 2017-11-20 | 2018-02-23 | 北京国网富达科技发展有限责任公司 | A kind of distribution overhead line ultrasonic defect auxiliary indication unit |
| CN107727889B (en) * | 2017-11-20 | 2024-05-28 | 北京国网富达科技发展有限责任公司 | Auxiliary indication device for ultrasonic defects of grid-connected overhead lines |
| CN113418558A (en) * | 2021-06-22 | 2021-09-21 | 河南中烟工业有限责任公司 | Appearance is examined with portable point of power equipment in cigarette factory |
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