CN206056873U - Split type gas laser leakage detection apparatus - Google Patents
Split type gas laser leakage detection apparatus Download PDFInfo
- Publication number
- CN206056873U CN206056873U CN201620801356.XU CN201620801356U CN206056873U CN 206056873 U CN206056873 U CN 206056873U CN 201620801356 U CN201620801356 U CN 201620801356U CN 206056873 U CN206056873 U CN 206056873U
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- China
- Prior art keywords
- laser
- split type
- type gas
- detection apparatus
- leakage detection
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Abstract
The utility model discloses a kind of split type gas laser leakage detection apparatus, belong to laser application technique field.The split type gas laser leakage detection apparatus include power controling box and laser leakage detecting instrument, and optical device is provided with the power controling box, and the optical device includes laser generator；The laser leakage detecting instrument includes laser optical uniform apparatus and rotatable refractor, and the laser optical uniform apparatus are connected with the refractor by lens barrel, and the thermal camera for taking pictures and recording a video is provided with below the lens barrel；The power controling box passes through power control line and holding wire is connected with the laser leakage detecting instrument.Compared with prior art, this utility model volume is light and handy, easy to operate, can reduce labor intensity, improve work efficiency, can make that operator are directly perceived, quick, be accurately positioned SF6 gases leak position again.
Description
Technical field
This utility model is related to laser application technique field, particularly relates to a kind of split type gas laser leakage detection apparatus.
Background technology
In recent years, sulfur hexafluoride gas (SF6) high-tension switch gear was due to safe and reliable to operation, maintenance workload
Less, the little advantage of floor space, in big city and the Central Substations of areal of industrial concentration, the dangerously steep mountain area transformer station of physical features surpasses
The occasions such as (spy) high voltage power transmission have obtained extremely being widely applied.But due to manufacture, install etc. mass discrepancy and material it is old
There is the leakage of SF6 gases and a very universal phenomenon in the factors such as change, SF6 high-tension switch gears, SF6 gases are leaked, no
Insulation and the arc extinguishing ability of SF6 switch gear rooms is reduced by only, and hidden trouble is brought to the safe operation of equipment, meanwhile, the SF6 of leakage
Gas can form the very big analyte of toxicity so as to threaten the safety of the person, equipment, environment, therefore to being sealed with SF6 media
High-tension switch gear Jing often hunts leak particularly significant.Traditional SF6 gas leak detection methods mainly have soaped for leakage, wrapping inspection
Leakage, qualitative leak detection and quantitative leak etc., these methods waste time and energy, and working strength is very big.
Laser leakage detecting instrument has the characteristic of very strong absorbability with SF6 gases to long-wave infrared, is shone using iraser
Equipment surface to be checked is penetrated, and is observed its reflected light institute on laser imaging view finder and SF6 leakage points is locked into image, so that behaviour
Make personnel and can intuitively, fast position leak position.But laser leakage detecting instrument mostly is the design of integral type fuselage at present, by electricity
Source, laser generator and leak detector are integrated on a fuselage, and this structural volume is heavy, operation underaction, use range
It is less, great inconvenience is brought to leak detection work.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of volume is light and handy, easy to operate, can reduce labor intensity
Split type gas laser leakage detection apparatus.
To solve above-mentioned technical problem, it is as follows that this utility model provides technical scheme：
A kind of split type gas laser leakage detection apparatus, including power controling box and laser leakage detecting instrument, the power supply control are provided
Optical device is provided with case processed, the optical device includes laser generator；The laser leakage detecting instrument includes laser optical uniform apparatus
With rotatable refractor, the laser optical uniform apparatus are connected with the refractor by lens barrel, are provided with below the lens barrel
For the thermal camera taken pictures and record a video；The power controling box passes through power control line and holding wire and the laser leakage detecting
Instrument connects.
Further, the holding wire is optical fiber, and the laser generator is connected with the optical fiber by laser couplers.
Further, the laser couplers include anti-calcination joint, chassis and are secured to the first end cap for connecting, institute
State and be provided with the middle part of the first end cap for installing the through hole of the anti-calcination joint, the through hole anti-burns with diameter greater than described
The width of the base of burn-back head, is evenly arranged with several top wire holes, in the top wire hole on the outer surface of first end cap
It is provided with for adjusting the jackscrew of the anti-calcination joint location.
Further, the anti-calcination joint includes transition conduit, and the both sides of the transition conduit are respectively arranged with and the mistake
Cross joint base and the screw rod for being connected with the optical fiber that pipe is integrally machined.
Further, the transition conduit is internally provided with the aperture of the Laser Transmission that the optical fiber is burnt out for interruption, institute
A diameter of 0.6～1mm of aperture is stated, the length of the screw rod is 8～12mm.
Further, the laser optical uniform apparatus include shell, light uniforming device vibrator and the second end cap, wherein：
Formed for being embedded in the ledge structure of the vibrator, the step by difference in size in the middle part of the light uniforming device shell
Structure is coordinated for gap with vibrator；
The side of the vibrator is provided with the reflecting optics for reflection laser, sets in the middle part of the opposite side of the vibrator
The eccentric motor oscillator that vibration is produced using electromagnetic induction effect is equipped with, is provided with for being embedded in the middle part of the vibrator
The installing hole of eccentric motor oscillator is stated, is provided with the eccentric motor oscillator for connecting the joint of power line；
The light uniforming device shell of the embedded vibrator is fixedly connected with the second end cap.
Further, the eccentric motor oscillator includes stator core and rotor, is provided with use on the stator core
In the rotating shaft for installing the rotor, the coil for producing magnetic field is provided with the rotor and for installing turning for the rotating shaft
Axis hole, the rotor are arcuate structure, and the eccentric motor oscillator is also including the bias for being inserted in the stator core and rotor
Turbin generator oscillator shell.
Further, the sponge for vibration damping is provided between the light uniforming device shell and vibrator, the vibrator
Side is provided with for installing the boss face of the reflecting optics, and the reflecting optics are bonded and fixed in the boss face.
Further, it is provided with for mode connects for screw on the chassis, the first end cap, light uniforming device shell and the second end cap
Screwed hole.
Further, the power controling box arranges the cell panel and external electricity that the promising laser generator provides power supply
Source interface.
This utility model has the advantages that：
Split type gas laser leakage detection apparatus of the present utility model include power controling box and laser leakage detecting instrument, power supply
Case is internally provided with for launching the laser generator of laser, and laser leakage detecting instrument is included laser optical uniform apparatus and connected by lens barrel with which
The refractor for connecing, is provided with thermal camera below lens barrel, power controling box is passed through power control line and holding wire and examined with laser
Leakage instrument connection, power control line and holding wire arbitrarily can bend, and do not affect the transmission of laser and the normal work of equipment, are easy to
Staff is detected to being difficult the region for reaching, corner.When in use, staff need not carry the laser of heaviness
Raw device and power controling box, it is only necessary to which laser leakage detecting instrument is placed by portable lens barrel has the attached of sulfur hexafluoride gas (SF6) tank body
Closely, labor intensity is alleviated, then, laser generator switch (system master switch), thermal camera on-screen display system is opened
Start picture, laser generator produce laser beam Jing after laser optical uniform apparatus homogenization, by the passage in lens barrel, transmit to
Refractor, is then transmitted on the equipment such as the to be detected transformator for having sulfur hexafluoride gas (SF6) through refractor, if
There is the leakage of SF6 gases in transformator, as the laser launched wears impermeable SF6 gases, that is to say, that the laser of transmitting is by SF6 gases
Absorb, while thermal camera can show the image of SF6 gases, the laser of laser generator transmitting is even by laser
The distribution of light device is more uniform, allows operator intuitively, quickly and accurately to position SF6 leak positions.
Compared with prior art, this utility model volume is light and handy, easy to operate, can reduce labor intensity, improve work
Efficiency, can make that operator are directly perceived, quick, be accurately positioned SF6 gases leak position again.
Description of the drawings
Fig. 1 is the structural representation of split type gas laser leakage detection apparatus of the present utility model；
Structural representations of the Fig. 2 for the laser couplers in Fig. 1；
Structural representations of the Fig. 3 for the anti-calcination joint in Fig. 1；
Structural representations of the Fig. 4 for the laser optical uniform apparatus in Fig. 1；
Fractionation structural representations of the Fig. 5 for the laser optical uniform apparatus in Fig. 1.
Specific embodiment
To make the technical problems to be solved in the utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And specific embodiment is described in detail.
This utility model provides a kind of split type gas laser leakage detection apparatus, as shown in figure 1, including 1 He of power controling box
Laser leakage detecting instrument 7, is provided with optical device in power controling box 1, optical device includes laser generator；Laser leakage detecting instrument 7 is wrapped
Laser optical uniform apparatus 11 and rotatable refractor 5 are included, laser optical uniform apparatus 11 are connected with refractor 7 by lens barrel 6, under lens barrel 6
Side is provided with the thermal camera 4 for taking pictures and recording a video；Power controling box 1 passes through power control line 2 and holding wire 3 and laser
Leak detector 7 connects.
Split type gas laser leakage detection apparatus of the present utility model include power controling box and laser leakage detecting instrument, power supply
Case is internally provided with for launching the laser generator of laser, and laser leakage detecting instrument is included laser optical uniform apparatus and connected by lens barrel with which
The refractor for connecing, is provided with thermal camera below lens barrel, power controling box is passed through power control line and holding wire and examined with laser
Leakage instrument connection, power control line and holding wire arbitrarily can bend, and do not affect the transmission of laser and the normal work of equipment, are easy to
Staff is detected to being difficult the region for reaching, corner.When in use, staff need not carry the laser of heaviness
Raw device and power controling box, it is only necessary to which laser leakage detecting instrument is placed by portable lens barrel has the attached of sulfur hexafluoride gas (SF6) tank body
Closely, labor intensity is alleviated, then, laser generator switch (system master switch), thermal camera on-screen display system is opened
Start picture, laser generator produce laser beam Jing after laser optical uniform apparatus homogenization, by the passage in lens barrel, transmit to
Refractor, is then transmitted on the equipment such as the to be detected transformator for having sulfur hexafluoride gas (SF6) through refractor, if
There is the leakage of SF6 gases in transformator, as the laser launched wears impermeable SF6 gases, that is to say, that the laser of transmitting is by SF6 gases
Absorb, while thermal camera can show the image of SF6 gases, the laser of laser generator transmitting is even by laser
The distribution of light device is more uniform, allows operator intuitively, quickly and accurately to position SF6 leak positions.With prior art phase
Than this utility model volume is light and handy, easy to operate, can reduce labor intensity, improve work efficiency, and operator can be made straight again
See, it is quick, be accurately positioned SF6 gases leak position.
Preferably, holding wire 2 is optical fiber, and laser generator is connected with optical fiber by laser couplers 9.As shown in Fig. 2 swashing
Photo-coupler 9 includes anti-calcination joint 8, chassis 9-3 and is secured to the first end cap 9-2 for connecting, the middle part of the first end cap 9-2
It is provided with for installing the through hole 9-4 of anti-calcination joint 8, the width of the base with diameter greater than anti-calcination joint 8 of through hole 9-4,
Several top wire holes 9-1 is evenly arranged with the outer surface of the first end cap 9-2, is provided with top wire hole 9-1 for adjusting anti-burning
The jackscrew 9-5 of 8 position of burn-back.After the base of anti-calcination joint is socketed in the through hole of first end lid, by the first end cap and chassis
It is fixedly connected, the width with diameter greater than anti-calcination joint base of the first end cap through hole, by adjusting on the first external face
Each jackscrew is screwed into depth, realizes anti-calcination joint being accurately positioned in the first end cap, after the completion of positioning, laser generator
The laser of transmitting accurately can be transferred in optical fiber through the anti-calcination joint in laser couplers, can solve the problem that laser is blocked very
To the problem without laser output, the power of laser output is improve, and then improves coupling efficiency.
Further, as shown in figure 3, anti-calcination joint 8 includes transition conduit 8-3, the both sides of transition conduit 8-3 are respectively arranged with
The joint base 8-4 being integrally machined with the transition conduit 8-3 and screw rod 8-2 for being connected with optical fiber.In addition, transition conduit 8-3
It is internally provided with the aperture 8-1 of the Laser Transmission that optical fiber is burnt out for interruption, a diameter of 0.6～1mm of aperture 8-1, screw rod 8-2
Length be 8～12mm.Laser of the laser of laser generator transmitting only through a diameter of 0.6～1mm apertures can just be transmitted
To in optical fiber, the laser of optical fiber end may be burnt out originally and separated by the wall around aperture in anti-calcination joint, without after
Resume defeated, it is to avoid destruction to optical fiber end, improve the service life of optical fiber, so as to reduces cost is lost.
As it is of the present utility model it is a kind of improve, as illustrated in figures 4-5, laser optical uniform apparatus 11 include reflecting optics 11-1, even
Light device shell 11-2, vibrator 11-4, eccentric motor oscillator 11-6 and the second end cap 11-8, by eccentric motor oscillator 11-6
Be embedded in vibrator 11-4, vibrator 11-4 in the ledge structure 11-9 of light uniforming device shell 11-2, then by the
Two end cap 11-8 are fixed on vibrator 11-4 in light uniforming device shell 11-2, and vibrator 11-4 and light uniforming device shell 11-2 has one
Fixed gap, to provide the space of vibration.It is provided with eccentric motor oscillator 11-6 for connecting the joint 11-5 of power line,
Vibration is produced using electromagnetic induction effect after energization, is driven vibrator 11-4 vibrations, laser uniform irradiation is made in reflecting optics 11-
On 1, well-balanced laser output is obtained, the energy of generation is more uniform, solve that laser facula is uneven to cause asking for image blur
Topic.
Further, eccentric motor oscillator 11-6 includes stator core and rotor, is provided with for pacifying on stator core
The rotating shaft of cartridge rotor, is provided with the coil for producing magnetic field and the shaft hole for installing rotating shaft on rotor, rotor is arc
Structure, eccentric motor oscillator also include the eccentric motor oscillator shell for being inserted in stator core and rotor.Coil on rotor
Magnetic field is produced after energization, suction is produced with stator core, so as to rotor is realized rotating, because rotor adopts arcuate structure,
When rotating, vibration ratio is larger, is distributed the laser on reflecting optics more uniform.Additionally, being provided with the stator ferrum of rotor
Core is embedded in eccentric motor oscillator shell, can be played a protective role, and increases the life-span of eccentric motor oscillator.
In order to reduce the vibration of light uniforming device shell, the life-span of laser optical uniform apparatus, light uniforming device shell 11-2 and vibrator are improved
The sponge 11-7 with damping effect is provided between 11-4.In addition, the fastness in order to increase reflecting optics installation, it is to avoid because
The vibration of vibrator makes reflecting optics come off.The side of vibrator 11-4 is provided with for installing the boss face of reflecting optics 11-1
11-3, reflecting optics 11-1 are bonded and fixed in boss face 11-3.In addition, chassis 9-3, the first end cap 9-4, shell 11-2 and
The screwed hole 10 for mode connects for screw is provided with two end cap 11-8.Be threaded to and be detachably connected, with simple structure,
The advantages of connecting reliability, be convenient to mount and dismount.
In this utility model, in order to easy to use, cell panel and external power supply two ways is adopted to carry for laser generator
Power supply source.It should be noted that thermal camera 4 is except with taking pictures and recording function, automatically adjusting detection object
Background luminance (background luminance is the infrared image brightness data that comes of conversion, can be with according to the size adjustment contrast of brightness
SF6 gases are shown more preferably), clearer display gas leakage point.Thermal camera 4 also has three kinds of switch mode (infrared numbers
Word image, infrared simulation image, visible image capturing head), using the mode of coding of controls, three kinds of modes of correspondence send different
Order, it is convenient to detect SF6 gases or pass through visible image capturing head detection and localization region.
The above is preferred implementation of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of without departing from principle described in the utility model, some improvements and modifications can also be made, these improvement
Also protection domain of the present utility model is should be regarded as with retouching.
Claims (9)
1. a kind of split type gas laser leakage detection apparatus, it is characterised in that including power controling box and laser leakage detecting instrument, the electricity
Optical device is provided with the control chamber of source, the optical device includes laser generator；The laser leakage detecting instrument includes that laser is even
Light device and rotatable refractor, the laser optical uniform apparatus are connected with the refractor by lens barrel, are set below the lens barrel
It is equipped with the thermal camera for taking pictures and recording a video；The power controling box passes through power control line and holding wire and the laser
Leak detector connects.
2. split type gas laser leakage detection apparatus according to claim 1, it is characterised in that the holding wire is optical fiber,
The laser generator is connected with the optical fiber by laser couplers.
3. split type gas laser leakage detection apparatus according to claim 2, it is characterised in that the laser couplers include
Anti- calcination joint, chassis and the first end cap for connecting is secured to, is provided with the middle part of first end cap described for installing
The through hole of anti-calcination joint, the width of the base with diameter greater than the anti-calcination joint of the through hole, first end cap
Several top wire holes are evenly arranged with outer surface, are provided with the top wire hole for adjusting the anti-calcination joint location
Jackscrew.
4. split type gas laser leakage detection apparatus according to claim 3, it is characterised in that the anti-calcination joint includes
Transition conduit, the both sides of the transition conduit be respectively arranged with the joint base that is integrally machined with the transition conduit and for institute
State the screw rod of optical fiber connection.
5. split type gas laser leakage detection apparatus according to claim 4, it is characterised in that arrange inside the transition conduit
There are the aperture of the Laser Transmission that the optical fiber is burnt out for interruption, a diameter of 0.6～1mm of the aperture, the length of the screw rod
Spend for 8～12mm.
6. split type gas laser leakage detection apparatus according to claim 1, it is characterised in that the laser optical uniform apparatus include
Light uniforming device shell, vibrator and the second end cap, wherein：
Formed for being embedded in the ledge structure of the vibrator, the ledge structure by difference in size in the middle part of the light uniforming device shell
Coordinate for gap with vibrator；
The side of the vibrator is provided with the reflecting optics for reflection laser, is provided with the middle part of the opposite side of the vibrator
The eccentric motor oscillator of vibration is produced using electromagnetic induction effect, is provided with the middle part of the vibrator for embedded described
The installing hole of eccentric motor oscillator, is provided with the eccentric motor oscillator for connecting the joint of power line；
The light uniforming device shell of the embedded vibrator is fixedly connected with the second end cap.
7. split type gas laser leakage detection apparatus according to claim 6, it is characterised in that the eccentric motor oscillator
Including stator core and rotor, it is provided with the stator core for installing the rotating shaft of the rotor, arranges on the rotor
There are the coil for producing magnetic field and a shaft hole for installing the rotating shaft, the rotor is arcuate structure, the eccentric
Motor oscillator also includes the eccentric motor oscillator shell for being inserted in the stator core and rotor.
8. split type gas laser leakage detection apparatus according to claim 7, it is characterised in that the light uniforming device shell with shake
It is provided with the sponge for vibration damping between dynamic device, the side of the vibrator is provided with for installing the boss of the reflecting optics
Face, the reflecting optics are bonded and fixed in the boss face.
9. according to the arbitrary described split type gas laser leakage detection apparatus of claim 1-8, it is characterised in that the power supply
Case arranges the cell panel and external power interface that the promising laser generator provides power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801356.XU CN206056873U (en) | 2016-07-27 | 2016-07-27 | Split type gas laser leakage detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801356.XU CN206056873U (en) | 2016-07-27 | 2016-07-27 | Split type gas laser leakage detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056873U true CN206056873U (en) | 2017-03-29 |
Family
ID=58379478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620801356.XU Expired - Fee Related CN206056873U (en) | 2016-07-27 | 2016-07-27 | Split type gas laser leakage detection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206056873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092454A (en) * | 2016-07-27 | 2016-11-09 | 山东大学 | Split type gas laser leakage detection apparatus |
-
2016
- 2016-07-27 CN CN201620801356.XU patent/CN206056873U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092454A (en) * | 2016-07-27 | 2016-11-09 | 山东大学 | Split type gas laser leakage detection apparatus |
| CN106092454B (en) * | 2016-07-27 | 2018-11-23 | 山东大学 | Split type gas laser leakage detection apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20180727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |