CN206773116U - Inspection bar and power equipment inspection device - Google Patents
Inspection bar and power equipment inspection device Download PDFInfo
- Publication number
- CN206773116U CN206773116U CN201720060323.9U CN201720060323U CN206773116U CN 206773116 U CN206773116 U CN 206773116U CN 201720060323 U CN201720060323 U CN 201720060323U CN 206773116 U CN206773116 U CN 206773116U
- Authority
- CN
- China
- Prior art keywords
- bar
- inspection
- working end
- insulating
- inspection bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model provides a kind of inspection bar and power equipment inspection device, it is related to the technical field of electric device maintenance, the inspection bar is in turn connected to form by more insulating bars, the both ends of the inspection bar are respectively fixing end and working end, it is flexibly connected between the more insulating bars, makes the distance between the fixing end and working end adjustable；The working end is provided with image collecting device, and described image harvester is used for the image for gathering power equipment, and is sent to user's viewing.In use, increase fixing end arrives the distance of working end, so as to so that staff from relatively remote with regard to it is observed that the defects of power equipment hidden danger.
Description
Technical field
Electric device maintenance technical field is the utility model is related to, is patrolled more particularly, to one kind inspection bar and power equipment
Device.
Background technology
In recent years, as the fast development of power grid construction, electricity consumption industry are continuously increased, power equipment is in longtime running mistake
Cheng Zhong, due to being influenceed by various factors, various defect hidden danger often occur for electrical equipment surface, if do not sent out in time
Existing, power equipments defect hidden danger will develop into power equipment accident, not only be taken life danger, and electric power to staff
Device damage can also delay normal production work, so excluding potential safety hazard, the normal work for ensureing power equipment is very
Important.
In the more factory building of power equipment or outdoor, special work about electric power personnel can be configured with and maked an inspection tour, because
Power equipment outer surface is generally powered, closes the power supply of power equipment and can influence normal production work again, so tour personnel
Can only power equipment surface is observed in distant position the defects of situation, and make a record, so as to exclude to pacify in time
Full hidden danger.
Problems be present in the mode of existing detection charging equipment：Because charging equipment hidden danger position is higher or more hidden
Equipment that is close, causing staff can not clearly be observed in distant position, so as to cause staff true
Determine the health degree of power equipment, make accurate judgment result.
Utility model content
The purpose of this utility model is to provide a kind of inspection bar and power equipment inspection device, to solve existing work
During personal observations' charging equipment defect hidden danger, hidden danger position is higher or more hidden close, causes staff can not be distant
The equipment clearly observed of position, so as to cause staff can not determine the health degree of power equipment, make correct
The technical problem of judged result.
Inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, the inspection bar
Both ends be respectively fixing end and working end, be flexibly connected between the more insulating bars, make the fixing end and working end it
Between distance it is adjustable；
The working end is provided with image collecting device, and described image harvester is used for the image for gathering power equipment,
And it is sent to user's viewing.
Further, in the more insulating bars between at least one group of adjacent two insulating bar by being slidably connected at one
Rise, so that the fixing end is adjustable to the distance between working end.
Further, in the more insulating bars between at least one group of adjacent two insulating bar by being rotatably connected on one
Rise, so that the fixing end is adjustable to the distance between working end.
Further, scale is provided with the insulating bar, for checking the length of the inspection bar.
Further, the inspection bar includes supporting mechanism, and the fixing end is detachably connected with supporting mechanism.
Further, the working end is provided with light compensating lamp, for being lighted to institute's image acquisition device direction.
Further, the working end is rotatably connected to scalable insulating support, for supporting the working end.
Further, the insulating support bottom is provided with wheel.
Power equipment inspection device provided by the utility model, including above-mentioned inspection bar.
Further, the power equipment inspection device includes unmanned plane, and high-definition camera is provided with the unmanned plane.
Inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, the inspection bar
Both ends be respectively fixing end and working end, be flexibly connected between the more insulating bars, can be with when bar of patrolling is not used by
More insulating bars are accepted, the length for bar of patrolling is reduced by, and is convenient for carrying；When needing to use inspection bar to be patrolled,
More insulating bars can be decontroled, the length of increase inspection bar, the distance between working end be arrived so as to add fixing end.It is described
Working end is provided with image collecting device, after user fixes fixing end, stands at from observed equipment remote position, profit
The image information of equipment is observed with the image acquisition device of working end, and the image information that image collecting device is adopted is sent out
User is given, user can observe image by mobile phone or computer, even if user is remote to be seen so as to reach
Equipment is examined, also can clearly observe the technique effect of the defects of equipment hidden danger position.
Power equipment inspection device provided by the utility model, including above-mentioned inspection bar.User utilizes the electric power
Equipment inspection device, the defects of equipment hidden danger can be clearly observed in the opening position away from observed power equipment.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of front view for inspection bar that the utility model embodiment 1 provides；
Fig. 2 is the front view for another inspection bar that the utility model embodiment 1 provides；
Fig. 3 is the schematic diagram that scalable insulating support is provided with the inspection bar that the utility model embodiment 1 provides；
Fig. 4 is the schematic diagram for the inspection bar that the utility model embodiment 2 provides；
Fig. 5 is the schematic diagram for the inspection bar that the utility model embodiment 3 provides.
Icon：100- fixing ends；110- display devices；200- working ends；210- image collecting devices；220- electrical verifications fill
Put；230- insulating supports；The insulating bars of 310- first；The insulating bars of 320- second；The insulating bars of 330- the 3rd.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
The utility model provides a kind of inspection bar, and multiple embodiments are given below to inspection bar provided by the utility model
Structure be described in detail.
Embodiment 1
Inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, the inspection bar
Both ends be respectively fixing end 100 and working end 200, be flexibly connected between the more insulating bars, when inspection bar be not used by
When, more insulating bars can be accepted, the length for bar of patrolling is reduced by, and is convenient for carrying；Carried out when needing to use inspection bar
During inspection, more insulating bars can be decontroled, the length of increase inspection bar, so as to add fixing end 100 to working end 200 it
Between distance.The working end 200 is provided with image collecting device 210, after user fixes fixing end 100, stands from quilt
At facilities for observation remote position, the image information of observed equipment is gathered using the image collecting device 210 of working end 200,
And the image information for adopting image collecting device 210 is sent to user, user can pass through mobile phone or computer observation figure
Picture, even if so as to reach user away from observed equipment, it also can clearly observe the defects of equipment hidden danger position
Technique effect.
Specifically, as shown in figure 1, passing through slip between at least one group of adjacent two insulating bar in the more insulating bars
Link together.Between two insulating bars of arbitrary neighborhood be by being slidably connected exemplified by, can will when bar of patrolling is not used
Bar of patrolling compresses, so that one in two insulating bars of arbitrary neighborhood is positioned in another insulating bar, so as to reduce inspection bar
Length, be convenient for carrying；When inspection bar needs are by use, can elongate inspection bar, so as to add working end 200 to admittedly
The distance between fixed end 100.The working end 200 is provided with image collecting device 210, after user fixes fixing end 100,
Stand at from observed equipment remote position, the figure of observed equipment is gathered using the image collecting device 210 of working end 200
As information, and the image information that image collecting device 210 is adopted is sent to user, and user can pass through mobile phone or computer
Image is observed, even if so as to reach user away from observed equipment, also can clearly observe that the defects of equipment is hidden
Suffer from the technique effect of position.
User can fix inspection bar by way of gripping, and the bar that can also will be patrolled by supporting mechanism is fixed on ground
On face.User fixes inspection bar by way of gripping, can move inspection bar manually according to demand and check power equipment.Class
As, if staff needs the concrete condition of record electricity equipment, inspection bar can be fixed on supporting mechanism, supported
Mechanism can be fixed support, and the both hands can of such staff, which is available, have recorded.
Scale is provided with the insulating bar, for checking the length of the inspection bar.It is not that inspection bar does not contact band
Electric shock phenomenon would not occur for electric equipment, and often several kilovolts with voltage of power equipment institute, tens of thousands of volts even hundreds of thousands lies prostrate.
When human body is nearer from them, these high voltages are possible to puncture insulating bar or air to human body discharge, pass through people in electric current
During body, electric burn is caused, in addition it is dead, and here it is the electric shock of so-called high-voltage arc.Human body is more remote apart from charging equipment, does not allow more
Arc contact phenomenon easily occurs.China《Electric power safety working regulation》Give the safety of personnel and energization high-voltage alternating circuit away from
From middle display, powered less than 10kv, safe distance is 0.7m；Powered 20kv, 35kv's, safe distance 1m；Powered 60kv,
110kv's, safe distance 1.5m.Although the longer the better for the length for bar of patrolling, inspection bar is oversize, and user grips just
It is more laborious, so in order to prevent the staff using inspection bar from arc contact phenomenon occurs, and user is reduced as far as possible
Curable grip, scale can be set on inspection bar, for the distance between estimated service life personnel and charging equipment, so as to only need
By the length elongation for bar of patrolling to safe distance.
As shown in Fig. 2 the working end 200 is provided with electroscopic device 220, for whether detecting the power equipment checked
It is powered.The defects of inspection bar provided by the utility model is for distant surveillance charging equipment hidden danger, so often to lean on
Nearly charging equipment, if charging equipment breaks down, when staff will place under repair to it, bar of patrolling can be utilized
Electrical verification detection is carried out to equipment various pieces, checks which leaky partly occurs.So as to inspection provided by the utility model
Bar can reach the technique effect that observation is integrated with detection.
Specifically, the electroscopic device 220 can be high voltage electroscope, electroscope should be shifted near into be measured set gradually during detection
It is standby, until touching equipment conducting position, if this process electroscope never reacts, it can determine that the equipment is not charged, conversely,
Such as electroscope is made a response suddenly during shifting near, that is, thinks the equipment live, you can stopping shifts near, and terminates electrical verification.
The working end 200 is provided with light compensating lamp, is lighted for gathering direction to institute's image collecting device 210.The figure
As harvester 210 can be high-definition camera, hidden danger is likely located at shaded side the defects of power equipment, is directly taken the photograph by high definition
Camera possibly can not be clearly observed defect hidden danger, so working end 200 is provided with light compensating lamp, can be to high-definition camera
Shooting direction light, insufficient light during so as to supplement shooting.Light compensating lamp can also use as flashlight simultaneously, in light
The place of deficiency or night, illumination is provided for user.
The fixing end 100 is provided with display device 110, and the display device 110 connects with high-definition camera, for showing
Show the image information of the high-definition camera collection.User directly observes the can of display device 110 positioned at fixing end 100
It is apparent from the image captured by high-definition camera, on the one hand, manipulation of the convenient use person to bar of patrolling, on the other hand, make
User does not have to reuse other display devices, for example, mobile phone or computer, show to the image of high-definition camera shooting
, so that the function of inspection bar is more complete.
As shown in figure 3, the working end 200 is rotatably connected to scalable insulating support 230, for supporting the working end
200.Inspection bar needs to deploy insulating bar when in use, so that working end 200 uses to the distance between fixing end 100 increase
Person can hold the fixing end 100 of inspection bar, and fixing end 100 will form the position of the fulcrum of lever, and the length for bar of patrolling is longer, then
It is more laborious that user grips inspection bar, it is possible to insulating support 230, insulation branch are provided with the working end 200 of inspection bar
Frame 230 is telescopic.During using support, support, support can be extended by holder pivots to the opening position vertical with inspection bar
Bottom support on the ground, so, user operation inspection bar equipment is observed when, would not occur because grip
Difficulty causes the phenomenon that image trembles.
The bottom of insulating support 230 is provided with wheel.When mobile inspection bar, the bar that can be patrolled by push-and-pull is complete
The circumferential observation of paired equipment, it is convenient and strength-saving.
Embodiment 2
Inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, the inspection bar
Both ends be respectively fixing end 100 and working end 200, be flexibly connected between the more insulating bars, when inspection bar be not used by
When, more insulating bars can be accepted, the length for bar of patrolling is reduced by, and is convenient for carrying；Carried out when needing to use inspection bar
During inspection, more insulating bars can be decontroled, the length of increase inspection bar, so as to add fixing end 100 to working end 200 it
Between distance.The working end 200 is provided with image collecting device 210, after user fixes fixing end 100, stands from quilt
At facilities for observation remote position, the image information of observed equipment is gathered using the image collecting device 210 of working end 200,
And the image information for adopting image collecting device 210 is sent to user, user can pass through mobile phone or computer observation figure
Picture, even if so as to reach user away from observed equipment, it also can clearly observe the defects of equipment hidden danger position
Technique effect.
Specifically, as shown in figure 4, passing through rotation between at least one group of adjacent two insulating bar in the more insulating bars
Link together.Between two insulating bars of arbitrary neighborhood be by rotation connection exemplified by, can will when bar of patrolling is not used
Bar of patrolling folds, so that two insulating bars of arbitrary neighborhood discharge side by side, so as to reduce the length of inspection bar, is convenient for carrying；When patrolling
Looking into bar needs by use, inspection bar expansion can be arrived into the distance between fixing end 100 so as to add working end 200.Institute
State working end 200 and be provided with image collecting device 210, after user fixes fixing end 100, stand from observed equipment farther out
Opening position, gather the image information of observed equipment using the image collecting device 210 of working end 200, and by IMAQ
The image information that device 210 is adopted is sent to user, and user can observe image by mobile phone or computer, so as to up to
Even if, also can be clearly it was observed that the technique effect of the defects of equipment hidden danger position to user away from observed equipment.
Because the connected mode between two neighboring insulating bar is rotation connection, can have one after inspection bar expansion
Fixed bending.Because the putting position of some power equipments is more special, it is not readily observed using linear inspection bar
The back side of power equipment, so when this condition is met, some positions for bar of patrolling can be arranged into bending state, so
With regard to the convenient back side that bar of patrolling is extend into power equipment, so as to reach the changeable technique effect of viewing angle.
Preferably, the coupling part of two insulating bars of arbitrary neighborhood is provided with retaining mechanism, and the retaining mechanism can be
Lock screw, when retaining mechanism is in relaxed state, position between two neighboring insulating bar can be adjusted to suitable state,
Then retaining mechanism is locked, relative motion cannot occur for above-mentioned two neighboring insulating bar.
Embodiment 3
Inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, the inspection bar
Both ends be respectively fixing end 100 and working end 200, be flexibly connected between the more insulating bars, when inspection bar be not used by
When, more insulating bars can be accepted, the length for bar of patrolling is reduced by, and is convenient for carrying；Carried out when needing to use inspection bar
During inspection, more insulating bars can be decontroled, the length of increase inspection bar, so as to add fixing end 100 to working end 200 it
Between distance.The working end 200 is provided with image collecting device 210, after user fixes fixing end 100, stands from quilt
At facilities for observation remote position, the image information of observed equipment is gathered using the image collecting device 210 of working end 200,
And the image information for adopting image collecting device 210 is sent to user, user can pass through mobile phone or computer observation figure
Picture, even if so as to reach user away from observed equipment, it also can clearly observe the defects of equipment hidden danger position
Technique effect.
Specifically, as shown in figure 5, passing through slip between at least one group of adjacent two insulating bar in the more insulating bars
Link together, and in more insulating bars between at least one group of adjacent two insulating bar by being rotatably connected.With institute
Exemplified by stating insulating bar and including the first insulating bar 310, the second insulating bar 320 and the 3rd insulating bar 330, and first insulating bar
310 one end slided with the second insulating bar 320 are connected, the other end of shown second insulating bar 320 and the 3rd insulating bar 330
Rotation connection, user can extend the inspection bar according to the safe distance of observed equipment, then, if encounter it is special
Position need to observe, the 3rd insulating bar 330 can be rotated, in the 3rd insulating bar 330 and the link position of the second insulating bar 320
Bending is produced, so as to obtain more preferable viewing angle.
In summary, inspection bar provided by the utility model, the inspection bar are in turn connected to form by more insulating bars, institute
The both ends for stating inspection bar are respectively fixing end 100 and working end 200, are flexibly connected between the more insulating bars, the activity
Connection can be to be slidably connected, or rotation connection, or be the engagement of the two.When bar of patrolling is not used by, can incite somebody to action
More insulating bars are accepted, and the length for bar of patrolling is reduced by, and is convenient for carrying；, can when needing to use inspection bar to be patrolled
So that more insulating bars to be decontroled, the length of increase inspection bar, so as to add fixing end 100 the distance between to working end 200.
The working end 200 is provided with image collecting device 210, after user fixes fixing end 100, stand from observed equipment compared with
Far from gathering the image information of observed equipment using the image collecting device 210 of working end 200, and image is adopted
The image information that acquisition means 210 are adopted is sent to user, and user can observe image by mobile phone or computer, so as to
, also can be clearly it was observed that the technique effect of the defects of equipment hidden danger position even if reaching user away from observed equipment.
Power equipment inspection device provided by the utility model, including above-mentioned inspection bar.User utilizes the electric power
Equipment inspection device, the defects of equipment hidden danger can be clearly observed in the opening position away from observed power equipment.
Preferably, the electric power inspection device includes unmanned plane, is provided with camera on the unmanned plane, and worker person can be with
By operating unmanned plane, make electric power inspection device close to the electric device for being in higher position, so as to reach the purpose of observation.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (9)
1. one kind inspection bar, it is characterised in that the inspection bar is in turn connected to form by more insulating bars, and the two of the inspection bar
End is respectively fixing end and working end, is flexibly connected, makes between the fixing end and working end between the more insulating bars
Apart from adjustable；
By being rotatably connected between at least one group of adjacent two insulating bar in the more insulating bars, so that described solid
Fixed end is adjustable to the distance between working end；
The working end is provided with image collecting device, and described image harvester is used for the image for gathering power equipment, concurrently
Give user's viewing.
2. inspection bar according to claim 1, it is characterised in that at least one group adjacent two in the more insulating bars
By being slidably connected together between insulating bar, so that the fixing end is adjustable to the distance between working end.
3. inspection bar according to claim 2, it is characterised in that scale is provided with the insulating bar, for checking
State the length of inspection bar.
4. inspection bar according to claim 1, it is characterised in that the inspection bar includes supporting mechanism, the fixing end
It is detachably connected with supporting mechanism.
5. inspection bar according to claim 1, it is characterised in that the working end is provided with light compensating lamp, for being schemed
As harvester collection direction lights.
6. inspection bar according to claim 1, it is characterised in that the working end is rotatably connected to scalable insulation branch
Frame, for supporting the working end.
7. inspection bar according to claim 6, it is characterised in that the insulating support bottom is provided with wheel.
A kind of 8. power equipment inspection device, it is characterised in that including：Inspection bar described in claim 1-7 any one.
9. power equipment inspection device according to claim 8, it is characterised in that the power equipment inspection device includes
Unmanned plane, high-definition camera is provided with the unmanned plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720060323.9U CN206773116U (en) | 2017-01-17 | 2017-01-17 | Inspection bar and power equipment inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720060323.9U CN206773116U (en) | 2017-01-17 | 2017-01-17 | Inspection bar and power equipment inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206773116U true CN206773116U (en) | 2017-12-19 |
Family
ID=60648565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720060323.9U Expired - Fee Related CN206773116U (en) | 2017-01-17 | 2017-01-17 | Inspection bar and power equipment inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206773116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064710A (en) * | 2017-01-17 | 2017-08-18 | 王建伟 | Inspection bar and power equipment inspection device |
| CN108957105A (en) * | 2018-06-28 | 2018-12-07 | 国网山东省电力公司成武县供电公司 | A kind of safe electroscope |
-
2017
- 2017-01-17 CN CN201720060323.9U patent/CN206773116U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064710A (en) * | 2017-01-17 | 2017-08-18 | 王建伟 | Inspection bar and power equipment inspection device |
| CN108957105A (en) * | 2018-06-28 | 2018-12-07 | 国网山东省电力公司成武县供电公司 | A kind of safe electroscope |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202135251U (en) | Portable electrified visual detector for electric device | |
| CN109765461A (en) | Transmission line of electricity monitoring system and method based on temperature monitoring | |
| CN206773116U (en) | Inspection bar and power equipment inspection device | |
| CN204721494U (en) | High-altitude is wireless inspection instrument | |
| CN110487817A (en) | A kind of mobile monitor station of ageing-resistant flame-proof power cable | |
| CN107064710A (en) | Inspection bar and power equipment inspection device | |
| CN205384232U (en) | Electric power electricity inspection device | |
| CN208126012U (en) | A kind of substation's oil level, air pressure instruction observation device | |
| CN205983786U (en) | Hand -held type electric power monitoring device | |
| CN104967821A (en) | Overhead wireless patrol instrument | |
| CN112526256A (en) | Multifunctional transformer patrol detector | |
| CN204761590U (en) | Utensil is assisted in inspection of portable power consumption | |
| CN104639885A (en) | Inspection device | |
| CN203708388U (en) | Insulation stretching line tracking shooting device | |
| CN107290432B (en) | Ultrasonic detection auxiliary tool for high-voltage electric appliance | |
| CN107607776A (en) | Adjustable ight high voltage electroscope | |
| CN201830384U (en) | Device for observing electrified running electrical device without touch | |
| CN205545682U (en) | Utensil is assisted in portable inspection | |
| CN205369062U (en) | Bridge beam supports detector | |
| CN110868571B (en) | Emergency monitoring and processing device for defects of primary electric power equipment | |
| CN210182077U (en) | Nuclear power station window detection equipment | |
| CN202814886U (en) | Inspecting device of high-voltage electrical equipment | |
| CN207967744U (en) | Operation rod for electricity inspection | |
| CN216051919U (en) | Portable electrified position inspection tool | |
| CN205679675U (en) | A kind of special-purpose multifunctional inspection device |
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: 20171219 Termination date: 20200117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |