CN205243199U - Opening device for hole handhole door of fleing is inboard - Google Patents
Opening device for hole handhole door of fleing is inboard Download PDFInfo
- Publication number
- CN205243199U CN205243199U CN201520935727.9U CN201520935727U CN205243199U CN 205243199 U CN205243199 U CN 205243199U CN 201520935727 U CN201520935727 U CN 201520935727U CN 205243199 U CN205243199 U CN 205243199U
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- Prior art keywords
- port lid
- bolt portion
- locking bar
- fixed
- block piece
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- Withdrawn - After Issue
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- 230000033001 locomotion Effects 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000221931 Hypomyces rosellus Species 0.000 description 1
- 101100216234 Schizosaccharomyces pombe (strain 972 / ATCC 24843) cut20 gene Proteins 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to an opening device for hole handhole door of fleing is inboard, include: the setting is in the inboard spring bolt portion of handhole door to and insert the locking lever in the lockhole by spring bolt portion's drive, and the lockhole is located the handhole door and circles, and inboard setting of handhole door is used for driving the return mechanism that the locking lever withdrawed from the lockhole, still including can be with the fixed establishment of spring bolt portion rigidity, fixed establishment's the switch of opening lies in the handhole door inboard, fixed establishment relieves the fixed back of twin lock tongue, and return mechanism is enough to drive the locking lever and withdraws from the lockhole. The utility model discloses can open the handhole door of fleing ab intra fast, the confession personnel flee, when avoiding emergency appearing in the piping lane, can not open the handhole door of fleing fast and flee, cause the problem of casualties.
Description
Technical field
The utility model relates to city integrated piping lane technology, is specifically related to escaping in city integrated piping laneThe opening device of raw port lid.
Background technology
Pipe gallery in Municipal engineering, claims again common trench. It is enforcement unified planning, establishesMeter, construction and maintenance, be built in Urban Underground for laying the public utility of municipal public use pipeline.Refer at Urban Underground and lay electric power, communication, radio and television, feedwater, draining, heat for concentratingThe public tunnel of the municipal pipeline such as power, combustion gas. Pipe gallery has concurrently arranges drainage pipeline networks, electric power clothThe effects such as spool net, communication pipe network, heat supply gas transmission pipeline net work. Because it is once built, can have multiplePurposes, and can use for a long time; Be subject to the progressively attention of country and society.
About the instruction that advances Urban Underground pipe gallery to build, (Office of the State Council is sent out in the General Office of the State Council(2015) No. 61) announce on August 10th, 2015. Target is to the year two thousand twenty, builds up oneCriticize and there is the underground pipe gallery of international most advanced level and put into effect. Realize: repeatedly excavate ground" road slide fastener " problem will be improved significantly, pipeline safety level and the ability of preventing and fighting natural adversities are brightAobvious lifting, successive elimination arterial street cobweb formula trolley line, urban ground view is clearly betterTarget.
But just because of the pipe network of pipe gallery internal placement, pipeline are more, so construction, maintenance are alsoMore complicated and frequent. Once meet accident or accident, the staff of piping lane insideEscape very inconvenient, probably strengthen causality loss, even threaten personnel's life in piping lane. In additionPiping lane inner air flow is poor, leaks, more easily increases the weight of consequence after fire, explosion accident.
Summary of the invention
The purpose of this utility model is to provide a kind of personnel's fast-escape in pipe gallery of being applicable toThe opening device of port lid inner side, escape hole.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of escapeThe opening device of port lid inner side, hole, comprising:
Be arranged on the dead bolt portion of port lid inner side, and drive and insert the locking bar in lockhole by dead bolt portion,Lockhole is positioned on port lid circle or hole wall, and port lid inner side is provided for driving locking bar to exit the return of lockholeMechanism;
Also comprising can be by the dead bolt portion fixing fixed mechanism in position, and the opening switch of fixed mechanism is positioned atPort lid inner side;
Described fixed mechanism is removed after dead bolt portion fixing, and return mechanism is enough to drive locking bar to exitLockhole.
Preferably, described fixed mechanism comprises the relatively-stationary connecting rod in position with dead bolt portion, Yi JiWhen locking bar inserts lockhole, stop the block piece of link motion, block piece is driven by spring element and keepsTo stopping of connecting rod; Described opening switch provides power to remove block piece stopping connecting rod while unlatching.
Preferably, described dead bolt portion is for oval and be connected on lock core, and lock core is arranged on port lid,Connecting rod is fixed on lock core and is protruding by long limit one side of dead bolt portion, and dead bolt portion and connecting rod can be aroundLock pin coaxial is rotated; Minor face place of dead bolt portion turn to locking bar in locking bar front end is headed into when end in contactLockhole; Described locking bar, lockhole and return mechanism is symmetrical arranged two groups.
Preferably, described block piece front end is hook-shaped, and connecting rod is blocked in hook-shaped most advanced and sophisticated inner side, stopsPart middle part is hinged by jointed shaft and port lid, and block piece rear end coordinates with the opening switch of push type;Described spring element is arranged on block piece front end, and the spring identical with opening switch application of force direction,Or be arranged on the spring of block piece rear end and opening switch application of force opposite direction.
Preferably, an installing plate is fixed in described port lid inner side, and described opening switch is arranged on peaceOn dress plate; The described jointed shaft matching with block piece middle part is fixed on mount pad, mount padBe fixed on the surface of installing plate towards port lid; Described spring element one end coordinates with block piece, the other endBe arranged on mount pad, between mount pad and port lid inner surface from for link motion.
Preferably, described return mechanism comprises the guide pipe that is fixed on port lid inner side, and in guide pipeHelical spring, locking bar is through screw thread spring; And the shaft position of screw thread spring one end and locking bar is solidFixed, the other end and guide pipe position are fixed.
Preferably, described return mechanism comprises the guide pipe that is fixed on port lid inner side, and locking lever sleeve is located atIn guide pipe; Between described two locking bar the inners, screw thread spring is set.
Preferably, described port lid and port lid circle are articulated and connected, and described fixed mechanism is positioned at port lid inner sideAway from this articulated position place, the arranged outside handle of fixed mechanism.
The utlity model has following beneficial effect: opening device of the present utility model, particularly suitableIn city integrated piping lane, be assemblied in the port lid inner sides such as escape hole. When breaking out of fire in pipe gallery,The accidents such as blast, leakage, or while there are other emergencies, piping lane internal staff can open outBreakdown closes, and opens port lid rapidly by inner side, hole, then, from escape hole fast-escape, avoids accidentCause casualties. Meanwhile, these escape holes itself just can play pressure release, breathe freely etc. function, fallLow leakage, fire hazard. And in piping lane, when construction operation, also can open escape hole at ordinary timesLid, with these escape holes as air vent or construction manhole appendix etc. Be convenient to the inner side from port lidUncap; Escape rapidly from escape hole, solve city integrated piping lane inner space large, facility is many,Construction, Ren Yuanduo, dangerous node is many, the problem being prone to accidents. Improve pipe gallerySafety in utilization, for prerequisite and guarantee have been created in the promotion and application of pipe gallery.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of button and associated components in Fig. 2;
Fig. 4 is the schematic diagram of the released state of structure shown in Fig. 2;
Fig. 5 is the another kind of embodiment schematic diagram of state shown in Fig. 1.
Detailed description of the invention
Shown in Fig. 1,2, be arranged on port lid 1 inner side at the escape hole place of city integrated piping laneOpening device. This device comprises: dead bolt portion 2, and drive and insert lockhole by dead bolt portion 2Locking bar 5 in 6, lockhole 6 is positioned on port lid circle 8 or also can be positioned on the hole wall in escape hole,Port lid 1 inner side is provided for driving locking bar 5 to exit the return mechanism of lockhole 6. Return mechanism is commonComprise guiding locking bar 5 reciprocating guiding parts, and the elastomeric element such as spring and rubber band is usedIn driving locking bar 5 to exit lockhole 6. Also comprising can be by the dead bolt portion fixing fixed mechanism in 2 positions,On fixed mechanism, there is opening switch 3, open and close fixed mechanism for operator; Described fixed mechanismCan be electromagnetic structure, can be also frame for movement, can also utilize air pressure, hydraulic pressureStructure. Described fixed mechanism is removed after dead bolt portion 2 fixing, and return mechanism is enough to drive locking bar5 exit lockhole 6.
Because locking bar 5 inserts after lockhole 6, the screen resilience of return mechanism works all the time, dead bolt portionThe 2nd, by the external force antagonism screen resilience of fixed mechanism, maintenance locking bar 5 positions. Therefore, as long as solidDetermine the constraint release of mechanism to dead bolt portion 2, dead bolt portion 2 will move, and removes driving locking bar 5Moving, locking bar 5 releases. According to this workflow and technical thought, there are many concrete structures and sideFormula can realize; For example dead bolt portion 2 and locking bar 5 are all made up of the piston rod of cylinder, fixed mechanismTo be formed by source of the gas pipeline, the gauge tap of the work of control cylinder source of the gas with return mechanism. Or lockTongue 2 and locking bar 5 are made up of electric pushrod etc. But its feature all must meet all positions of these partsIn port lid 1 inner side, opening switch 3 is positioned at the easy-operating position of hole operator. Be convenient to from port lid1 inner side uncap; Escape rapidly from escape hole, solve city integrated piping lane inner space large,Facility is many, construction, Ren Yuanduo, and dangerous node is many, the problem being prone to accidents.
Concrete preferred structure is for example in conjunction with shown in Fig. 1-4: described fixed mechanism comprises and dead bolt portion 2The relatively-stationary connecting rod 22 in position, and in the time that locking bar 5 inserts lockhole 6, stops that connecting rod 22 transportsMoving block piece 31, block piece 31 is driven by spring element 32 and keeps stopping connecting rod 22;Described opening switch 3 provides power to remove block piece 31 stopping connecting rod 22 while unlatching. Pass throughConnecting rod 22 coordinates with opening switch 3 and block piece 31, spring element 32, is convenient on the one hand parts clothPut assembling, can utilize connecting rod 22 to play leverage, operate more laborsaving simultaneously.
Be more preferably, described dead bolt portion 2 is for oval and be connected on lock core 21, and lock core 21 is installedOn port lid 1. Connecting rod 22 is fixed on lock core 21 and is overhanging by long limit one side direction of dead bolt portion 2Go out, dead bolt portion 2 can be around lock core 21 coaxial rotation with connecting rod 22. 2 minor face places of dead bolt portion turn toDuring with locking bar 5 interior end in contact, locking bar 5 front ends are headed into lockhole 6, that is to say that dead bolt portion 2 length willLocking bar 5 heads into lockhole 6; Described locking bar 5, lockhole 6 and return mechanism are symmetrical arranged two groups.As shown in Fig. 1,2,4, under the effect of return mechanism, connecting rod 22 has suitable shown in Fig. 1Hour hands rotate trend, stop but be blocked part 31, and therefore locking bar 5 keeps inserting the shape of lockhole 6State. Because when port lid locking lock, dead bolt portion 2 also can not be in absolute equilibrium state, so connectBar 22 always has the trend of rotation, and block piece 31 is blocked in the front of its rotation; Or forMake rotation trend stronger, the position arrangement that block piece 31 can be coordinated with connecting rod 22 is in dead bolt portion2 have deflection angle position. When block piece 31 is removed connecting rod under opening switch 3 effectsAfter 22 stop, connecting rod 22 clockwise rotates oval dead bolt portion 2 long limit and locking bar 5 the innersContact, now two locking bar 5 spacing reduce, and to the middle resilience of port lid 1, exit lockhole 6 simultaneously,Can easily open port lid 1.
Fixed mechanism can be the mechanism that promotes 2 displacements of dead bolt portion along lock core 21 length directions, orThe shelly that person and dead bolt portion 2 profiles are identical, away from or near dead bolt portion 2 and rotate and realize lockThe control of tongue 2. Preferably, as Fig. 3, described block piece 31 front ends are hook-shaped, hook-shaped pointConnecting rod 22 is blocked in end inner side, and block piece 31 middle parts are hinged by jointed shaft 34 and port lid 1, stopPart 31 rear ends coordinate with the opening switch 3 of push type; Described be arranged on block piece 31 rear ends with openBreakdown closes the spring of 3 application of force opposite directions, when namely in Fig. 3, opening switch 3 is work upwardsPress block piece 31, the spring element 32 that spring forms pulls down for screw thread spring. In block piece 31There is jointed shaft 34 in portion, and therefore left side is downward, and right side is inevitable upwards keep connecting rod 22 reliably to stop.Or spring element 32 is for being arranged on the bullet that block piece 31 front ends are identical with opening switch 3 application of force directionsSpring, the spring of namely unci upwards being pressed or being drawn.
As Fig. 2, as shown in, opening switch 3 is upwards pressed, block piece 31 left ends upwards, right-hand member toLower motion. Locking bar 5 has to the trend of port lid 1 intermediary movements, 2, connecting rod 22 and dead bolt portionThe corresponding movement tendency with turn right (clockwise shown in Fig. 1). When block piece 31 right-hand membersConnecting rod 22 is left in downward hook-shaped one end, and connecting rod 22 clockwise rotates lock immediately with dead bolt portion 2Tongue 2 shorter one end of size and the interior end in contact of locking bar 5, locking bar 5 is realized release. Port lid 1 canBe opened. When need to again pinning port lid 1, can be from inner side pivot link 22, or fromOutside with key 10 rotational lock cores 21, lock core 21 drivening rods 22 and dead bolt portion 2 again inBlocking. Because block piece 31 ends are hook-shaped, so no matter connecting rod 22 when lockingStill rotate counterclockwise clockwise and can snap in smoothly locked position of coupler.
Can also fix in described port lid 1 inner side an installing plate 9 (installing plate 9 use in Fig. 1,4Double dot dash line signal), simple fixed form for example by riser by installing plate 9 and port lid 1The welding of plate face. Described push type opening switch 3 is arranged on installing plate 9. Described with stopThe jointed shaft 34 matching in part 31 middle parts is fixed on mount pad 33, and mount pad 33 is fixed on peaceDress plate 9 is towards the surface of port lid 1. Described spring element 32 one end coordinate with block piece 31, anotherEnd be arranged on mount pad 33, between mount pad 33 and port lid 1 inner surface from confession connecting rod 22Motion. Can avoid like this mount pad 33 and block piece 31 to interfere with the rotation of connecting rod 22, connectThe length dimension required precision of bar 22 reduces, and processing is simple, uses also more convenient.
Described return mechanism can adopt various ways, and optimal way mainly contains shown in Fig. 1-4:Draw together the guide pipe 4 that is fixed on port lid 1 inner side, and helical spring 41 in guide pipe 4, locking bar 5Through screw thread spring 41; And the shaft position of screw thread spring 41 one end and locking bar 5 is fixed, anotherEnd is fixed with guide pipe 4 positions. Or as Fig. 5, described return mechanism comprises and is fixed on port lidThe guide pipe 4 of 1 inner side, locking bar 5 is sheathed in guide pipe 4; Between described two locking bar 5 the innersScrew thread spring 41 is set, and this spline structure is simpler. General described port lid 1 and the hinged company of port lid circle 8Connect, described fixed mechanism is positioned at port lid 1 inner side away from this articulated position place, the outside of fixed mechanismHandle 7 is set, is convenient to open. If port lid 1 just nature is placed in port lid circle 8,Fixed mechanism position arbitrarily can be arranged.
Claims (8)
1. the escape opening device of hole port lid inner side, is characterized in that: comprising:
Be arranged on the dead bolt portion (2) of port lid (1) inner side, and driven and the interior locking bar (5) of insertion lockhole (6) by dead bolt portion (2), lockhole (6) is positioned on port lid circle (8) or hole wall, and port lid (1) inner side is provided for driving locking bar (5) to exit the return mechanism of lockhole (6);
Also comprising can be by dead bolt portion (2) the fixing fixed mechanism in position, and the opening switch (3) of fixed mechanism is positioned at port lid (1) inner side;
Described fixed mechanism is removed after dead bolt portion (2) fixing, and return mechanism is enough to drive locking bar (5) to exit lockhole (6).
2. the opening device of escape according to claim 1 hole port lid inner side, it is characterized in that: described fixed mechanism comprises and the relatively-stationary connecting rod in dead bolt portion (2) position (22), and in the time that locking bar (5) inserts lockhole (6), stop the block piece (31) of connecting rod (22) motion, block piece (31) is driven by spring element (32) and keeps stopping connecting rod (22); Described opening switch (3) provides power to remove block piece (31) stopping connecting rod (22) while unlatching.
3. the opening device of escape according to claim 2 hole port lid inner side, it is characterized in that: described dead bolt portion (2) is oval and is connected on lock core (21), lock core (21) is arranged on port lid (1), it is upper and protruding by long limit one side of dead bolt portion (2) that connecting rod (22) is fixed on lock core (21), and dead bolt portion (2) can be around lock core (21) coaxial rotation with connecting rod (22); Minor face place of dead bolt portion (2) heads into lockhole (6) by locking bar (5) front end while turning to the interior end in contact of locking bar (5); Described locking bar (5), lockhole (6) and return mechanism are symmetrical arranged two groups.
4. the opening device of escape according to claim 3 hole port lid inner side, it is characterized in that: described block piece (31) front end is hook-shaped, connecting rod (22) is blocked in hook-shaped most advanced and sophisticated inner side, block piece (31) middle part is hinged by jointed shaft (34) and port lid (1), and block piece (31) rear end coordinates with the opening switch (3) of push type; Described spring element (32) is for to be arranged on the spring that block piece (31) front end is identical with opening switch (3) application of force direction, or is arranged on the spring of block piece (31) rear end and opening switch (3) application of force opposite direction.
5. the opening device of escape according to claim 4 hole port lid inner side, it is characterized in that: an installing plate (9) is fixed in described port lid (1) inner side, and described opening switch (3) is arranged on installing plate (9); It is upper that the described jointed shaft (34) matching with block piece (31) middle part is fixed on mount pad (33), and mount pad (33) is fixed on the surface of installing plate (9) towards port lid (1); Described spring element (32) one end coordinates with block piece (31), the other end is arranged on mount pad (33), between mount pad (33) and port lid (1) inner surface, moves from confession connecting rod (22).
6. according to the opening device of the port lid inner side, escape hole described in any one in claim 1-5, it is characterized in that: described return mechanism comprises the guide pipe (4) that is fixed on port lid (1) inner side, and the interior helical spring (41) of guide pipe (4), locking bar (5) is through screw thread spring (41); And the shaft position of screw thread spring (41) one end and locking bar (5) is fixed, the other end and guide pipe (4) position is fixed.
7. according to the opening device of the port lid inner side, escape hole described in any one in claim 3-5, it is characterized in that: described return mechanism comprises the guide pipe (4) that is fixed on port lid (1) inner side, and locking bar (5) is sheathed in guide pipe (4); Described two locking bars (5) arrange screw thread spring (41) between the inner.
8. the opening device of escape according to claim 7 hole port lid inner side, it is characterized in that: described port lid (1) is articulated and connected with port lid circle (8), described fixed mechanism is positioned at port lid (1) inner side away from this articulated position place, the arranged outside handle (7) of fixed mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935727.9U CN205243199U (en) | 2015-11-23 | 2015-11-23 | Opening device for hole handhole door of fleing is inboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935727.9U CN205243199U (en) | 2015-11-23 | 2015-11-23 | Opening device for hole handhole door of fleing is inboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205243199U true CN205243199U (en) | 2016-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520935727.9U Withdrawn - After Issue CN205243199U (en) | 2015-11-23 | 2015-11-23 | Opening device for hole handhole door of fleing is inboard |
Country Status (1)
| Country | Link |
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| CN (1) | CN205243199U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275276A (en) * | 2015-11-23 | 2016-01-27 | 周听昌 | Opening device for inner side of hole lid of escape hole |
| CN106050298A (en) * | 2016-07-13 | 2016-10-26 | 北京电科智轩电气技术有限公司 | Rapid-opening type well bottom escape device |
| CN106869288A (en) * | 2017-03-07 | 2017-06-20 | 广州元凛建筑工程技术开发有限公司 | A kind of floor drain of fixation |
| CN110056008A (en) * | 2019-04-15 | 2019-07-26 | 湖南金龙智造科技股份有限公司 | A kind of pipe gallery Safety well cover |
| CN111509650A (en) * | 2020-04-24 | 2020-08-07 | 广东电网有限责任公司东莞供电局 | Visual cable trench and cable trench maintenance method |
| CN113266212A (en) * | 2021-04-21 | 2021-08-17 | 深圳供电局有限公司 | Pedal control type mortise lock and cable trench cover plate |
-
2015
- 2015-11-23 CN CN201520935727.9U patent/CN205243199U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275276A (en) * | 2015-11-23 | 2016-01-27 | 周听昌 | Opening device for inner side of hole lid of escape hole |
| CN106050298A (en) * | 2016-07-13 | 2016-10-26 | 北京电科智轩电气技术有限公司 | Rapid-opening type well bottom escape device |
| CN106050298B (en) * | 2016-07-13 | 2019-04-02 | 北京电科智轩电气技术有限公司 | Fast open form shaft bottom escape device |
| CN106869288A (en) * | 2017-03-07 | 2017-06-20 | 广州元凛建筑工程技术开发有限公司 | A kind of floor drain of fixation |
| CN106869288B (en) * | 2017-03-07 | 2018-12-14 | 徐州卧牛山新型防水材料有限公司 | A kind of floor drain of fixation |
| CN110056008A (en) * | 2019-04-15 | 2019-07-26 | 湖南金龙智造科技股份有限公司 | A kind of pipe gallery Safety well cover |
| CN110056008B (en) * | 2019-04-15 | 2024-03-15 | 湖南金龙智造科技股份有限公司 | Comprehensive pipe rack safety well lid |
| CN111509650A (en) * | 2020-04-24 | 2020-08-07 | 广东电网有限责任公司东莞供电局 | Visual cable trench and cable trench maintenance method |
| CN111509650B (en) * | 2020-04-24 | 2022-01-18 | 广东电网有限责任公司东莞供电局 | Visual cable trench and cable trench maintenance method |
| CN113266212A (en) * | 2021-04-21 | 2021-08-17 | 深圳供电局有限公司 | Pedal control type mortise lock and cable trench cover plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Shengsan Inventor before: Zhou Tingchang |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170822 Address after: 3, No. 325000, unit 302, residential quarter, No. 2 Hongmei Road, Ouhai District, Wenzhou, Zhejiang Patentee after: Yang Shengsan Address before: Sunpa No. 1 building, 650000 Yunnan Province, Kunming city Wuhua District KELONG Road, 10 floor Patentee before: Zhou Tingchang |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20180209 |