CN209620761U - A kind of electric power overhaul safety device - Google Patents
A kind of electric power overhaul safety device Download PDFInfo
- Publication number
- CN209620761U CN209620761U CN201920255276.2U CN201920255276U CN209620761U CN 209620761 U CN209620761 U CN 209620761U CN 201920255276 U CN201920255276 U CN 201920255276U CN 209620761 U CN209620761 U CN 209620761U
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- China
- Prior art keywords
- sweep
- shell
- electric power
- safety device
- power overhaul
- 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
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000004224 protection Effects 0.000 claims abstract description 17
- 230000009979 protective mechanism Effects 0.000 claims abstract description 12
- 230000004888 barrier function Effects 0.000 claims description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 9
- 238000004064 recycling Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Abstract
The utility model discloses a kind of electric power overhaul safety devices, including sweep, the handle of sweep rear end is set and sweep bottom is set wheel, tool box for placing service kit and top band opening is set on sweep, hinged seat is provided on sweep and positioned at the tail portion in tool box, shell is hinged on hinged seat, setting is used for the lockable mechanism of locking shell on sweep, shell is provided with the lid for covering tool box upper opening towards the one side in tool box, and extendible is provided in shell for arranging the safety protective mechanisms in security protection region；The utility model use dedicated container structure, be easily installed and transport, store, solve the problems, such as conventional security protective net recycling get up it is disorderly and unsystematic, be easily lost.
Description
Technical field
The utility model relates to electric power safety protection technology fields, are filled more particularly, to a kind of electric power overhaul with security protection
It sets.
Background technique
In electric power overhaul work, often there is working voltage, test voltage, supply voltages in the equipment of working site
Equal high voltages, so needing that work-yard is isolated from the outside using safe fence, to prevent non-working person from entering by mistake through work
Area and cause personal injury.In recent years, as non-working person is strayed into workspace and caused by accident of human electric shock take place frequently repeatedly.
However, existing security protection generally uses the structure for setting up separation net in upright bar, although this net rod structure
Also the effect of safety isolation protective can be played, but there are problems that after recycling disorderly and unsystematic and be easily lost, therefore, is needed
A kind of new safety device for electric power overhaul is provided.
Application publication number is that the patent application of 108079462 A of CN discloses a kind of electric power overhaul safety device, is wrapped
Auxiliary fixing device and safety device are included, the auxiliary fixing device setting is connected in cable steelframe, the security protection
Device is connect with the auxiliary fixing device, and the safety device includes chest strap, waistband, leg band, harness, safety rope and company
Tape splicing；The invention has reasonable in design, and auxiliary fixing device and safety device are combined design, can be to avoid tradition
Auxiliary fixing device can be fixed on any position to some dependences for being connected and fixed position by high-altitude working safety protective device
The removable tools putting bag design set, safety device is made not interfere the normal work of power equipment maintaining personnel, while increasing,
A variety of power maintenance tools can be placed, the carrying and replacement of personnel's multiple types of tools easy to repair improve the dimension of maintenance personal
Repair efficiency.However, the patent application can not be used to form safety work region.
Application publication number is that the patent application of CN108930448A discloses a kind of electric power overhaul safe fence, including a left side
Bracket, right support and telescopic corrals；The left support and right support are made of support rod, movable sleeve and fixing sleeve；It is described
Telescopic corrals are connected between support rod；The telescopic corrals are made of several partitions；It is additionally provided on the partition
Several phosphor strips；The lower end of support rod is provided with movable sleeve；The first connection convex block is provided on the movable sleeve；Described first
It connects convex block and supporting leg is connected with by pin；The bottom of support rod is provided with fixing sleeve；It is provided on the fixing sleeve
Second connection convex block；The second connection convex block is connected with stay bolt bar by pin；Music is provided with above left support
Player；Switch is provided with below the music player；The inventive structure is simple, easy to operate, by telescopic column
The phosphor strip being arranged on bar warns to pedestrian at night, avoids the danger to collide.However, the invention is not readily transportable,
And recycling gets up to be easily lost.
Utility model content
In view of this, the purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of electric power overhaul safety
Protective device is easily installed and is transported, stored using dedicated integral type container structure, is solved conventional security protective net and is returned
Accept disorderly and unsystematic, the problem of being easily lost.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of electric power overhaul safety device, including sweep, be arranged in the sweep rear end handle and setting exist
The wheel of the sweep bottom, setting is for placing the tool box of service kit and top band opening, the vehicle on the sweep
It is provided with hinged seat on plate and positioned at the tail portion in the tool box, shell is hinged on the hinged seat, is arranged on the sweep
For the lockable mechanism of shell described in locking, the shell is provided with towards the one side in the tool box for covering the work
Have the lid of upper box part opening, extendible is provided in the shell for arranging the safety protective mechanisms in security protection region；
The safety protective mechanisms include being arranged in parallel in intracorporal a pair of of the shaft of the shell, and the outer end of the shaft is stretched out
The shell and be provided with rotational handle, roll up flexible barrier body in the shaft, the free end of the flexibility barrier body and
Middle part is provided with support rod, and the bottom thread of the support rod is connected with pedestal, and the front and rear sides of the shell offer
Allow the notch of the flexible barrier body and support rod disengaging.
Further, the flexible barrier body is cloth, plastic cloth or plastic wire.
Further, the lockable mechanism includes the column for being arranged on the sweep and being located on the outside of the hinged seat,
Otic placode is set on the shell, is connected between the column top and otic placode by bolt.
Alternatively, the lockable mechanism includes the boss that the lid front and rear sides are arranged in, the boss leading flank is opened up
There is tapped blind hole, locking rod is hinged on the sweep, is fixed by screws between the locking rod upper end and boss described
Tapped blind hole position.
Alternatively, the lockable mechanism is the ratchet structure being arranged on the hinged seat.
Further, clump weight is provided on the sweep and positioned at the following position directly of the handle.
Further, the clump weight outer end face opens up fluted, and rotation is provided with towing plate in the groove.
Further, jack, the jack interpolation are offered on the clump weight and positioned at the top position of the groove
Equipped with the pin for fixing the towing plate, can be realized by the pin when the towing plate is located in the groove
It is fixed.
Further, it is provided on the sweep when the lid is sealed on the tool box for fixing the lock
The only U-shaped deck of bar.
The beneficial effects of the utility model are:
The utility model is for existing security protection generally using the structure for setting up separation net in upright bar, this net bar
Although structure can also play the effect of safety isolation protective, there are disorderly and unsystematic and what is be easily lost asks after recycling
Topic, provides a kind of electric power overhaul safety device, including sweep, the handle of sweep rear end is arranged in and is arranged at sweep bottom
The wheel in portion, setting on sweep and is located at tool box for placing the tool box of service kit and top band opening on sweep
Tail portion is provided with hinged seat, is hinged with shell on hinged seat, and setting is used for the lockable mechanism of locking shell on sweep, shell towards
The one side in tool box is provided with the lid for covering tool box upper opening, be provided in shell extendible for arrange peace
The safety protective mechanisms in full protection region；Wherein, safety protective mechanisms include being arranged in parallel in intracorporal a pair of of the shaft of shell, shaft
Outer end stretch out and shell and be provided with rotational handle, roll up flexible barrier body in shaft, the free end of flexible barrier body and in
Portion is provided with support rod, and the bottom thread of support rod is connected with pedestal, the front and rear sides of shell offer permission it is flexible every
The notch of block body and support rod disengaging.
In addition, lockable mechanism can use various structures: the first structure: lockable mechanism includes being arranged on sweep and position
Column on the outside of hinged seat is provided with otic placode on shell, can be realized by bolt between such column top and otic placode
Detachable connection.Second of structure: lockable mechanism includes the boss that lid front and rear sides are arranged in, and is opened on boss leading flank
Equipped with tapped blind hole, it is hinged with locking rod on sweep, is fixed by screws in tapped blind hole between locking rod upper end and boss
Position.Certainly, lockable mechanism can also use other structures, such as: lockable mechanism can also be using other structures, than as usual
The ratchet structure seen, it can realize rotation, and locking may be implemented.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through
Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first embodiment of the utility model；
Fig. 2 is the structural schematic diagram of flexible barrier body in the utility model；
Fig. 3 is the structural schematic diagram of second of embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the third embodiment of the utility model；
Fig. 5 is the structural schematic diagram of the 4th kind of embodiment of the utility model；
Fig. 6 is the structural schematic diagram of the 5th kind of embodiment of the utility model；.
Specific embodiment
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.It answers
The understanding, in order to enable technical solution is definitely, " front, back, left, right, up, down " used herein etc. indicates the term in orientation
It is the term position relative to Fig. 1, not because of the conversion changing location form of presentation of view.
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
As depicted in figs. 1 and 2, a kind of electric power overhaul safety device, including sweep 1, setting are after the sweep 1
The handle 2 at end and the wheel 3 that 1 bottom of sweep is arranged in are arranged for placing service kit and top band on the sweep 1
The tool box 4 of opening on the sweep 1 and is located at the tail portion in the tool box 4 and is provided with hinged seat 5, cuts with scissors on the hinged seat 5
It is connected to shell 6, lockable mechanism of the setting for shell 6 described in locking on the sweep 1, the shell 6 is towards the tool box 4
One side be provided with the lid 7 for covering 4 upper opening of tool box, be provided with extendible in the shell 6 and be used for
Arrange the safety protective mechanisms in security protection region.
The safety protective mechanisms include a pair of of the shaft 8 being arranged in parallel in the shell 6, the outer end of the shaft 8
It stretches out the shell 6 and is provided with rotational handle 9, flexible barrier body 10 is rolled up in the shaft 8, the flexibility barrier body 10
Free end and middle part are provided with support rod 11, and the bottom thread of the support rod 11 is connected with pedestal 12, the shell 6
Front and rear sides offer the notch 13 for allowing the flexible barrier body 10 and support rod 11 to pass in and out.
The flexibility barrier body 10 is cloth.
The lockable mechanism includes the column 14 for being arranged on the sweep 1 and being located at 5 outside of hinged seat, the shell
Otic placode 15 is set on body 6, is connected between 14 top of column and otic placode 15 by bolt 16.
In the embodiment, flexible barrier body uses cloth that is not only flexible but also can playing safe baffle effect, it is clear that
Other flexible materials, such as plastic cloth or plastic wire etc. can be used, can equally play phase same-action.
In addition, lockable mechanism is used with flowering structure in the embodiment: including being arranged on sweep and being located on the outside of hinged seat
Column, otic placode is provided on shell, can realize detachable connection by bolt between such column top and otic placode.
Embodiment 2
As shown in Fig. 3 and Fig. 2, a kind of electric power overhaul safety device, including sweep 1, setting are after the sweep 1
The handle 2 at end and the wheel 3 that 1 bottom of sweep is arranged in are arranged for placing service kit and top band on the sweep 1
The tool box 4 of opening on the sweep 1 and is located at the tail portion in the tool box 4 and is provided with hinged seat 5, cuts with scissors on the hinged seat 5
It is connected to shell 6, lockable mechanism of the setting for shell 6 described in locking on the sweep 1, the shell 6 is towards the tool box 4
One side be provided with the lid 7 for covering 4 upper opening of tool box, be provided with extendible in the shell 6 and be used for
Arrange the safety protective mechanisms in security protection region.
The safety protective mechanisms include a pair of of the shaft 8 being arranged in parallel in the shell 6, the outer end of the shaft 8
It stretches out the shell 6 and is provided with rotational handle 9, flexible barrier body 10 is rolled up in the shaft 8, the flexibility barrier body 10
Free end and middle part are provided with support rod 11, and the bottom thread of the support rod 11 is connected with pedestal 12, the shell 6
Front and rear sides offer the notch 13 for allowing the flexible barrier body 10 and support rod 11 to pass in and out.
The flexibility barrier body 10 is plastic cloth.
The lockable mechanism includes the boss 17 that 7 front and rear sides of lid are arranged in, and 17 leading flank of boss opens up
There is tapped blind hole, locking rod 18 is hinged on the sweep 1, it is solid by screw 19 between 18 upper end of locking rod and boss 17
It is scheduled on the tapped blind hole position.
In the embodiment, lockable mechanism uses another structure, which includes being arranged in lid front and rear sides
Boss, offer tapped blind hole on boss leading flank, locking rod be hinged on sweep, between locking rod upper end and boss
It is fixed by screws in tapped blind hole position.Certainly, lockable mechanism can also be using other structures, such as common ratchet knot
Structure, it can realize rotation, and locking may be implemented.
Embodiment 3
As shown in fig. 4 and fig. 2, a kind of electric power overhaul safety device, including sweep 1, setting are after the sweep 1
The handle 2 at end and the wheel 3 that 1 bottom of sweep is arranged in are arranged for placing service kit and top band on the sweep 1
The tool box 4 of opening on the sweep 1 and is located at the tail portion in the tool box 4 and is provided with hinged seat 5, cuts with scissors on the hinged seat 5
It is connected to shell 6, lockable mechanism of the setting for shell 6 described in locking on the sweep 1, the shell 6 is towards the tool box 4
One side be provided with the lid 7 for covering 4 upper opening of tool box, be provided with extendible in the shell 6 and be used for
Arrange the safety protective mechanisms in security protection region；
The safety protective mechanisms include a pair of of the shaft 8 being arranged in parallel in the shell 6, the outer end of the shaft 8
It stretches out the shell 6 and is provided with rotational handle 9, flexible barrier body 10 is rolled up in the shaft 8, the flexibility barrier body 10
Free end and middle part are provided with support rod 11, and the bottom thread of the support rod 11 is connected with pedestal 12, the shell 6
Front and rear sides offer the notch 13 for allowing the flexible barrier body 10 and support rod 11 to pass in and out.
The flexibility barrier body 10 is plastic wire.
The lockable mechanism includes the boss 17 that 7 front and rear sides of lid are arranged in, and 17 leading flank of boss opens up
There is tapped blind hole, locking rod 18 is hinged on the sweep 1, it is solid by screw 19 between 18 upper end of locking rod and boss 17
It is scheduled on the tapped blind hole position.
Clump weight 20 is provided on the sweep 1 and positioned at the following position directly of the handle 2.
20 outer end face of clump weight opens up fluted 21, and rotation is provided with towing plate 22 in the groove 21.
In the embodiment, it is provided with clump weight on sweep and positioned at the following position directly of handle, is revolved to avoid by shell
The gravity of left end causes greatly whole unstable when going to vertical direction.In addition, for the ease of using tractor to prevent safety
Protection unit towing is walked, and fluted, the rotation setting towing plate in groove, in this way when being led is opened up in clump weight outer end face
Only need to produce towing plate when drawing, without the use of when go back to.
Embodiment 4
As shown in figure 5, the difference of itself and embodiment 3 is: the top on the clump weight 20 and positioned at the groove 21
Position offers jack 23, the pin 24 for fixing the towing plate 22 is inserted in the jack 23, when the towing plate
22 can realize fixation by the pin 24 when being located in the groove 21.
In the embodiment, in order to enable towing plate is firmly fixed in groove, on clump weight and it is located at the upper of groove
Orientation, which is set, offers jack, and the pin for fixed traction plate is inserted in jack, in this way, when towing plate is located in groove
It can be realized and be fixed by pin.
Embodiment 5
As shown in fig. 6, the difference of itself and embodiment 4 is: be provided on the sweep 1 when the lid 7 is sealed on institute
For fixing the U-shaped deck 25 of the locking rod 18 when stating on tool box 4.
In the embodiment, for the ease of when lid is sealed on tool box, i.e., safety protective device is in non-use
Under state, locking rod is fixed up, in order to store and transport, the U-shaped card for fixing locking rod is provided on sweep
The centre of seat, the U-shaped deck has card slot for fixing, and U-shaped is presented from the side, facilitates the clamping of locking rod.
When using safety protective device, safety protective device is moved to by handle to zone of protection first,
Shell is rotated along hinged seat to lockable mechanism manually later and realizes locking, the lid on shell is mutually separated with tool box at this time,
In order to service personnel from tool box fetching tool；Shell is realized into locking using lockable mechanism later, avoids shell around hinge
Joint chair continues to rotate unstability；The flexible barrier body in a pair of of shaft is pulled out from the notch closed on respectively later, is being pulled out
The bottom of each support rod come is threadedly coupled a pedestal respectively, and the support rod for installing pedestal is individually positioned in conjunction
Right position sets to form a security protection region, and enclosing for security protection region sets work when electric power overhaul can be realized；It is examined to electric power
After the completion of repairing work, first all support rods pulled out are moved to beside sweep, alternately rotary motion handle and are taken later
The pedestal of lower support bar bottom, it is known that soft by the flexible barrier body whole rollback to respective axes of rotation pulled out, that is, completing to withdraw
Property barrier body, open lockable mechanism and rotate to tool case upper cover by the lid on shell later, that is, complete all recycling and make
Industry.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, it is practical without departing from this
The spirit and scope of new technique scheme should all cover in the scope of the claims of the utility model.
Claims (9)
1. a kind of electric power overhaul safety device including sweep, is arranged in the handle of the sweep rear end and is arranged in institute
State the wheel of sweep bottom, it is characterised in that: the tool for placing service kit and top band opening is set on the sweep
Case on the sweep and is located at the tail portion in the tool box and is provided with hinged seat, shell, the vehicle are hinged on the hinged seat
Lockable mechanism of the setting for shell described in locking, the shell are provided with towards the one side in the tool box for sealing on plate
The lid of the tool box upper opening is covered, it is anti-that safety of the extendible for arranging security protection region is provided in the shell
Protect mechanism；
The safety protective mechanisms include being arranged in parallel in intracorporal a pair of of the shaft of the shell, described in the outer end stretching of the shaft
Shell and it is provided with rotational handle, flexible barrier body, the free end of the flexibility barrier body and middle part are rolled up in the shaft
It is provided with support rod, the bottom thread of the support rod is connected with pedestal, and the front and rear sides of the shell offer permission
The notch of the flexibility barrier body and support rod disengaging.
2. a kind of electric power overhaul safety device according to claim 1, it is characterised in that: the flexibility barrier body
For cloth, plastic cloth or plastic wire.
3. a kind of electric power overhaul safety device according to claim 2, it is characterised in that: the lockable mechanism packet
The column for being arranged on the sweep and being located on the outside of the hinged seat is included, otic placode, the column top are set on the shell
It is connect between otic placode by bolt.
4. a kind of electric power overhaul safety device according to claim 2, it is characterised in that: the lockable mechanism packet
The boss that the lid front and rear sides are set is included, the boss leading flank offers tapped blind hole, is hinged on the sweep
Locking rod is fixed by screws in the tapped blind hole position between the locking rod upper end and boss.
5. a kind of electric power overhaul safety device according to claim 2, it is characterised in that: the lockable mechanism is
Ratchet structure on the hinged seat is set.
6. a kind of electric power overhaul safety device according to any one of claims 1 to 5, it is characterised in that: described
Clump weight is provided on sweep and positioned at the following position directly of the handle.
7. a kind of electric power overhaul safety device according to claim 6, it is characterised in that: the clump weight outer end
Face opens up fluted, and rotation is provided with towing plate in the groove.
8. a kind of electric power overhaul safety device according to claim 7, it is characterised in that: on the clump weight and
Jack is offered positioned at the top position of the groove, the pin for fixing the towing plate is inserted in the jack, when
The towing plate can be realized by the pin when being located in the groove and be fixed.
9. a kind of electric power overhaul safety device according to claim 3, it is characterised in that: be arranged on the sweep
Have when the lid is sealed on the tool box for fixing the U-shaped deck of the locking rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920255276.2U CN209620761U (en) | 2019-02-28 | 2019-02-28 | A kind of electric power overhaul safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920255276.2U CN209620761U (en) | 2019-02-28 | 2019-02-28 | A kind of electric power overhaul safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209620761U true CN209620761U (en) | 2019-11-12 |
Family
ID=68455235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920255276.2U Expired - Fee Related CN209620761U (en) | 2019-02-28 | 2019-02-28 | A kind of electric power overhaul safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209620761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723274A (en) * | 2019-02-28 | 2019-05-07 | 国网河南省电力公司内乡县供电公司 | A kind of electric power overhaul safety device |
-
2019
- 2019-02-28 CN CN201920255276.2U patent/CN209620761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723274A (en) * | 2019-02-28 | 2019-05-07 | 国网河南省电力公司内乡县供电公司 | A kind of electric power overhaul safety device |
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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: 20191112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |