CN204733051U - A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing - Google Patents
A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing Download PDFInfo
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- CN204733051U CN204733051U CN201520308219.8U CN201520308219U CN204733051U CN 204733051 U CN204733051 U CN 204733051U CN 201520308219 U CN201520308219 U CN 201520308219U CN 204733051 U CN204733051 U CN 204733051U
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- fan housing
- stream guidance
- guidance fan
- drive device
- speed
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Abstract
The utility model discloses a kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing, interior part is made up of both sides, the shell body that side consists of some connecting rods two groups of conductor disc, and two groups of conductor disc outer faces are that divergent shape is evenly equipped with fin; The entirety that opposite side consists of tooth bar, gear, synchronizing bar, central turnplate, power transmission shaft two groups of permanent magnetic disks, be connected by spline fitted between central turnplate with power transmission shaft, there is the gear & rack structure of the two-way equivalent feeding of symmetrical distribution, and the synchronizing bar of upper and lower symmetrical even number distribution.Adjustable air gap is had in the middle of conductor disc side and permanent magnetic disk side.<pb pnum="1" />
Description
Technical field
The utility model relates to Drive Technology, particularly a kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing.
Background technology
Current, magnetic force can transmitting torque be the technology of common cognition, and magnetic driver device is the flexible gearing based on this technology.Speed-regulating type magnetic coupled drive utensil has both sides, side is the conductor disc being provided with copper dish, opposite side is provided with the permanent magnetic disk that polarity arranges the permanent magnet of circle distribution according to certain rules, when use power drive conductor disc is rotated, copper dish in conductor disc will cut the magnetic line of force of the distribution in emitting shape on permanent magnetic disk, thus vortex flow is produced on copper dish, moment is produced by vortex flow generation magnetic field and permanent magnet magnetic field action, the size being changed the interphase interaction air gap of conductor disc and permanent magnetic disk by self adjusting mechanism realizes the size regulating transferring power between motor and load.It is not subject to environmental constraints when having installation, and there is not mechanical connection and just can realize transmission of power, energy-conservation, volume is little, efficiency advantages of higher.
Tray type structure speed-regulating type magnetic coupled drive device is because of its compact conformation, lightweight, and how to be adopted by client, be divided into again Wind-cooling type and water-cooling type structure by its type of cooling, Wind-cooling type structure is for cool by natural wind, and water-cooling type is use shower water cooling at its peripheral manufacture relative closure environment.Due to narrow space between tray type structure conductor disc and permanent magnetic disk, heat conductivility is not good, Wind-cooling type structure is when large-power occasions uses, the generation of vortex flow makes copper hair updo heat sharply increase, thus the permanent magnet of nearside is made a big impact, when temperature is too high, permanent magnet magnetism will face degraded performance decline, and this structure is restricted in the use of high-power scope is promoted; Water-cooling type structure due to its structure all the more complicated, manufacturing cost is too high, assembling and maintenance difficulty excessive and be unfavorable for equally popularization.
Existing adjustable type magnetic driver device, what propulsive mechanism adopted is crank reciprocating linear structure, and this structure is for overcoming action dead point drawback, and make design complicated, the accuracy of manufacture is high, and assembly difficulty is large, the bottleneck that the Seriation Design becoming product manufactures.
Simultaneously, in the adjusting mechanism of the spiral promotion cover using guide positioning pin to connect, propulsive mechanism is complicated, guide positioning pin is the stressed vital part of guiding of adjusting mechanism, there is the possibility of damage at any time, only have in existing structure and adjusting mechanism is disassembled could change completely, add client and use difficulty.
Summary of the invention
The purpose of this utility model is to provide a kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing can applied in high-power scope, it is simple and reasonable, can bear larger torque, and it is more easy that part makes and assembles, cost performance is high, more safe and reliable.
The solution that the utility model adopts is: comprise the shell body be made up of the first conductor disc, the second conductor disc and some connecting rods, first and second conductor disc outer face is that divergent shape is evenly equipped with fin, fin outer face is provided with all standing stream guidance fan housing, stream guidance fan housing upper end is connected with primary fan and divides to plate, be provided with in shell body and be sleeved on power transmission shaft and be embedded with the first permanent magnetic disk and second permanent magnetic disk of some permanent magnets, adjustable air gap is had in the middle of conductor disc side and permanent magnetic disk side, the central turnplate be fixed on power transmission shaft is provided with between first permanent magnetic disk and the second permanent magnetic disk, central turnplate is by synchronizing bar and first, two permanent magnetic disks are connected, first permanent magnetic disk and the second permanent magnetic disk are all provided with tooth bar, central turnplate is provided with the gear be meshed with tooth bar, the side of the second permanent magnetic disk is connected with spacer shell, spacer shell is assembled into an entirety by bearing and positioning sleeve, positioning sleeve is fixedly connected with guide positioning pin, positioning sleeve rear end is fixedly connected with the first bronze medal base self-lubricating bearing and backstay, be equipped with inside first bronze medal base self-lubricating bearing and advance cover, it has upper and lower spiral guide slot, end is bolted and is fixed with locating ring, end outer radius is equipped with power rail.
Described spacer shell is equipped with round nut and the second bronze medal base self-lubricating bearing, the second bronze medal base self-lubricating bearing is evenly equipped with some through holes, adds in through hole and graphite is housed.
Described positioning sleeve is bolted and is fixed with pump nozzle, guide positioning pin indoor design has the oil filler point be connected with pump nozzle, and oil filler point lower end is the dispersion oilhole of four dispersion shape distributions.
Described propelling cover is connected with power transmission shaft by bearing, and bearing inner race front end is connected with the round nut be threaded, and power transmission shaft rear end has lock sleeve; Conductor disc is connected with ring flange, ring flange has lock sleeve.
Described each fin has the protruding radiating fin that several radially distribute.
Described stream guidance fan housing offers air holes, and stream guidance fan housing is also connected with supported rod erecting, support rail and hold-down support; Primary fan is connected with back shaft, guide vane and bearing, connects to form an entirety with stream guidance fan housing.
Described central turnplate is connected by spline fitted with between power transmission shaft.
Described conductor disc is made up of copper dish and steel disk, and permanent magnetic disk is by magnetism-isolating loop, disk cartridge and embed permanent magnet wherein and form, and permanent magnet is distributed in magnetism-isolating loop with N pole and the S pole rule that staggers, and permanent magnet quantity is the multiple configuration of 4.
First and second described conductor disc offers air-permeating hole respectively, stream guidance fan housing offers air outlet respectively, between stream guidance fan housing and first and second conductor disc, leave air channel.
When conductor disc High Rotation Speed and cutting magnetic line time, copper dish produces huge heat, a part divided thermal transpiration to go out by fin, a part with surrounding air flowing be pulled away.During conductor disc high speed rotating, the fin be attached in conductor disc rotates simultaneously, this defines the centrifugal suction to outdiffusion with regard to guiding the natural wind entered in stream guidance fan housing from mider hole, natural wind outside stream guidance fan housing is sucked from mider hole fill up rapidly, under centrifugal wind action, guide vane is by push-jump dynamic, the centrifugal wind gathered around is accelerated to be retracted to outside air outlet, the natural wind that another part enters from ventilation port, also be simultaneously pushed and gather around to dividing to plate, point be folded near guide vane after plate striking, extracted out rapidly by guide vane equally.An airflow channel fast and effectively is just defined around magnetic driver device, during high-power transmission, larger vortex flow makes the heat of copper dish sharply increase, there is the speed-regulating type magnetic coupled drive device of such stream guidance fan housing, the heating of copper dish is promptly taken out of from airflow channel, the operating characteristic of permanent magnet remains unchanged, thus ensures normal operation.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the utility model when being in running status;
Fig. 2 is the cross-sectional view of the utility model when being in halted state;
Fig. 3 is that the utility model A is to structural representation;
Fig. 4 is the utility model B-B cross-sectional view;
Fig. 5 is the utility model C-C cross-sectional view;
Fig. 6 is sequence number 21, sequence number 26, sequence number 26-3 Assembly of the parts stereogram;
Fig. 7 is sequence number 20-2 finished part section of structure.
Embodiment
The embodiment that the utility model provides below in conjunction with accompanying drawing describes in detail.
As shown in Figure 1, Figure 2 and Figure 4, in a kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing, part is made up of both sides, the shell body that side consists of some connecting rods 13 conductor disc 4 and conductor disc 16, conductor disc 4 and conductor disc 16 outer face are that divergent shape is evenly equipped with fin 3; The entirety that opposite side consists of tooth bar 10, gear 12, synchronizing bar 29, central turnplate 30, power transmission shaft 22 permanent magnetic disk 1 and permanent magnetic disk 2 14, be connected by spline fitted between central turnplate 30 with power transmission shaft 22, there is the gear & rack structure of the two-way equivalent feeding of symmetrical distribution, and the synchronizing bar of upper and lower symmetrical even number distribution.Adjustable air gap 6 and air gap 15 is had in the middle of conductor disc side and permanent magnetic disk side.Conductor disc 4 is made up of copper dish 4-2 and steel disk 4-3, and conductor disc 16 is made up of copper dish 16-2 and steel disk 16-3; Permanent magnetic disk 1 is made up of magnetism-isolating loop 9-2, disk cartridge 9-3 and the permanent magnet 9-1 embedded wherein, permanent magnetic disk 2 14 is made up of magnetism-isolating loop 14-2, disk cartridge 14-3 and the permanent magnet 9-1 embedded wherein, permanent magnet is distributed in magnetism-isolating loop with N pole and the S pole rule that staggers, and permanent magnet quantity is the multiple configuration of 4.
As shown in figures 1 and 3, have all standing stream guidance fan housing 7 in fin 3 outer face, each fin 3 has the protruding radiating fin that several radially distribute, stream guidance fan housing 7 upper end is connected with primary fan 8 and divides to plate 11.Stream guidance fan housing 7 is connected with supported rod erecting 7-3, support rail 7-4 and hold-down support 7-5; Primary fan 8 is connected with back shaft 8-1, guide vane 8-2 and bearing 31, connects to form an entirety with stream guidance fan housing 7.
As depicted in figs. 1 and 2, permanent magnetic disk 2 14 opposite side is connected with spacer shell 20, and spacer shell 20 is assembled into an entirety by bearing 18 and positioning sleeve 19; Round nut 20-1 and copper base self-lubricating bearing two 20-2 spacer shell 20 is equipped with.
As shown in Figure 7, copper base self-lubricating bearing two 20-2 is evenly equipped with some through holes, adds in through hole and graphite 20-2-1 is housed.
As shown in Figure 1, Figure 2 with shown in Fig. 5, positioning sleeve 19 is fixedly connected with guide positioning pin 26 and pump nozzle 26-3 by bolt 26-4; Rear end is fixedly connected with copper base self-lubricating bearing one 19-2 by bolt 19-1, and backstay 28.Guide positioning pin 26 indoor design has oil filler point 26-2, the dispersion oilhole 26-1 of 4 dispersion shape distributions.
As shown in Figure 2, Figure 5 and Figure 6, be equipped with inside copper base self-lubricating bearing one 19-2 and advance cover 21, have upper and lower spiral guide slot above it, end is fixedly connected with locating ring 25 by bolt 25-1, and end outer radius is equipped with power rail 27.
As depicted in figs. 1 and 2, advance cover 21 to be connected with power transmission shaft 22 by bearing 24, bearing 24 inner ring front end is connected with the round nut 22-1 be threaded.Power transmission shaft 22 rear end has lock sleeve 23; Conductor disc 4 is connected with ring flange 1, ring flange 1 has lock sleeve 2.
A when there is the speed-regulating type magnetic coupled drive device access use of stream guidance fan housing, ring flange 1 is sleeved on motor shaft, uses lock sleeve 2 and the fastening good motor shaft of lock-screw 2-1; Bearing axle is inserted in the 22-2 hole in power transmission shaft 22, uses lock sleeve 23 and the fastening good bearing axle of lock-screw 23-1.Backstay 27 and angle distance electric executor are exerted oneself to hold and are connected; Power rail 28 is fixedly connected with load pedestal by oscillating bearing.
When a kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing works, natural wind enters from the hole 7-1 of stream guidance fan housing and hole 7-2, a part is along air channel 5 and air channel 17 flow forward, another part enters into flow forward between conductor disc and permanent magnetic disk along air-permeating hole 4-1 and air-permeating hole 16-1, discharges finally by air outlet 7-6 and air outlet 7-7.When conductor disc High Rotation Speed and cutting magnetic line time, copper dish produces huge heat, a part divided thermal transpiration to go out by fin, a part with surrounding air flowing be pulled away.During conductor disc high speed rotating, the fin be attached in conductor disc rotates simultaneously, this defines the centrifugal suction to outdiffusion with regard to guiding the natural wind entered in stream guidance fan housing from mider hole, natural wind outside stream guidance fan housing is sucked from mider hole fill up rapidly, under centrifugal wind action, guide vane is by push-jump dynamic, the centrifugal wind gathered around is accelerated to be retracted to outside air outlet, the natural wind that another part enters from ventilation port, also be simultaneously pushed and gather around to dividing to plate, point be folded near guide vane after plate striking, extracted out rapidly by guide vane equally.An airflow channel fast and effectively is just defined around magnetic driver device, during high-power transmission, larger vortex flow makes the heat of copper dish sharply increase, there is the speed-regulating type magnetic coupled drive device of such stream guidance fan housing, the heating of copper dish is promptly taken out of from airflow channel, the operating characteristic of permanent magnet remains unchanged, thus ensures normal operation.
A when speed-regulating type magnetic coupled drive device with stream guidance fan housing enters operating state, first starter motor, motor drives two conductor disc to rotate together by ring flange, and the copper dish meanwhile in conductor disc is with conductor disc synchronous axial system.After electric motor starting operates steadily, start angle distance electric executor, angle distance electric executor produces angle thrust propulsion power bar action, power rail drives and advances cover to rotate along clockwise direction, put the guide positioning pin that gathering sill coordinates and produce axial displacement thus with advancing, thus draw the positioning sleeve be connected with guide positioning pin, the displacement together of bearing and spacer shell, the permanent magnetic disk two be connected with spacer shell is indirectly driven again to produce displacement, the tooth bar that on permanent magnetic disk two, side is fixed with pulls and rotates with its meshed gears, gear promotes again the tooth bar that opposite side engages with it and is subjected to displacement, the rack drives permanent magnetic disk one of passive displacement produces displacement, briefly, after angle distance electric executor sends angle thrust, equidistant upstream shift is there is between permanent magnetic disk one and permanent magnetic disk two, air gap between permanent magnetic disk one and permanent magnetic disk two conductor disc is corresponding thereto reduced gradually, when air gap becomes more and more less, copper dish and permanent magnet are just more and more close, the magnetic line of force that copper dish cuts is just more and more intensive, the vortex flow produced is started from scratch and is constantly increased, the generation of vortex flow makes permanent magnetic disk start startup and follows conductor disc rotating in same direction, central turnplate is driven by synchronizing bar on permanent magnetic disk, rotated together by central turnplate drawing transmission shaft again, thus reach the rotation of output torque tractive load.
A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing, in propulsive mechanism, the gear & rack structure of the two-way equivalent feeding of symmetrical distribution, and the synchronizing bar of upper and lower symmetrical even number distribution, such design allows the processing of part and assembling become simple, the accuracy of manufacture easily ensures, reduces manufacturing cost, fully improves the cost performance of product.
There is a speed-regulating type magnetic coupled drive device for stream guidance fan housing, there is the guide positioning pin being more convenient to process and assemble, if damaged in its use procedure, spare part can be changed by oneself rapidly, impact can not be formed on the operational system of user.
A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing, in use procedure, irregularly can add lubricating grease by pump nozzle place, lubricating grease enters into respectively and advances cover external diameter surface and spiral guide slot from oil filler point and dispersion oilhole, on the one hand the mating surface advanced between cover and copper base self-lubricating bearing one is lubricated, on the other hand the mating surface advanced between the spiral guide slot of cover and guide positioning pin is lubricated; , there is the relation that is rotatably assorted again, design and with the addition of graphite in the aperture of copper base self-lubricating bearing two, make contact-making surface between two parts possess self-lubricating capacities in existing axial slip matching relationship between copper base self-lubricating bearing two and power transmission shaft; By these structural designs, reach the action resistance reduced between critical movements part and the object reducing parts depreciation, thus indirectly improve the useful life of product.
Claims (9)
1. one kind has the speed-regulating type magnetic coupled drive device of stream guidance fan housing, it is characterized in that: comprise the shell body be made up of the first conductor disc (4), the second conductor disc (16) and some connecting rods (13), first and second conductor disc (4,16) outer face is that divergent shape is evenly equipped with fin (3), fin (3) outer face is provided with all standing stream guidance fan housing (7), stream guidance fan housing (7) upper end is connected with primary fan (8) and divides to plate (11), be provided with in shell body and be sleeved on power transmission shaft (22) and go up and the first permanent magnetic disk (9) and the second permanent magnetic disk (14) that are embedded with some permanent magnets (9-1), adjustable air gap (6) and air gap (15) is had in the middle of conductor disc side and permanent magnetic disk side, the central turnplate (30) be fixed on power transmission shaft (22) is provided with between first permanent magnetic disk (9) and the second permanent magnetic disk (14), central turnplate (30) is by synchronizing bar (29) and first, two permanent magnetic disks (9, 14) be connected, first permanent magnetic disk (9) and the second permanent magnetic disk (14) are all provided with tooth bar (10), central turnplate (30) is provided with the gear (12) be meshed with tooth bar (10), the side of the second permanent magnetic disk (14) is connected with spacer shell (20), spacer shell (20) is assembled into an entirety by bearing (18) and positioning sleeve (19), positioning sleeve (19) is fixedly connected with guide positioning pin (26), positioning sleeve (19) rear end is fixedly connected with the first bronze medal base self-lubricating bearing (19-2) and backstay (28), first bronze medal base self-lubricating bearing (19-2) inner side is equipped with and is advanced cover (21), it has upper and lower spiral guide slot, end is fixedly connected with locating ring (25) by bolt (25-1), end outer radius is equipped with power rail (27).
2. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described spacer shell (20) is equipped with round nut (20-1) and the second bronze medal base self-lubricating bearing (20-2), second bronze medal base self-lubricating bearing (20-2) is evenly equipped with some through holes, adds in through hole and graphite (20-2-1) is housed.
3. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described positioning sleeve (19) is fixedly connected with pump nozzle (26-3) by bolt (26-4), guide positioning pin (26) indoor design has the oil filler point (26-2) be connected with pump nozzle (26-3), and oil filler point lower end is the dispersion oilhole (26-1) of four dispersion shape distributions.
4. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described propelling cover (21) is connected with power transmission shaft (22) by bearing (24), bearing (24) inner ring front end is connected with the round nut (22-1) be threaded, and power transmission shaft (22) rear end has lock sleeve (23); Conductor disc (4) is connected with ring flange (1), ring flange (1) has lock sleeve (2).
5. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, is characterized in that: described each fin (3) has several protruding radiating fins radially distributed.
6. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described stream guidance fan housing (7) offers air holes (7-1,7-2), and stream guidance fan housing (7) is also connected with supported rod erecting (7-3), support rail (7-4) and hold-down support (7-5); Primary fan (8) is connected with back shaft (8-1), guide vane (8-2) and bearing (31), connects to form an entirety with stream guidance fan housing (7).
7. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, is characterized in that: described central turnplate (30) is connected by spline fitted with between power transmission shaft (22).
8. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described conductor disc is made up of copper dish and steel disk, permanent magnetic disk is made up of magnetism-isolating loop (9-2), disk cartridge (9-3) and the permanent magnet (9-1) embedded wherein, permanent magnet is distributed in magnetism-isolating loop with N pole and the S pole rule that staggers, and permanent magnet quantity is the multiple configuration of 4.
9. the speed-regulating type magnetic coupled drive device with stream guidance fan housing according to claim 1, it is characterized in that: described first and second conductor disc (4,16) offers air-permeating hole (4-1,16-1) respectively, stream guidance fan housing offers respectively air outlet (7-6,7-7), between stream guidance fan housing and first and second conductor disc (4,16), leave air channel (5,17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308219.8U CN204733051U (en) | 2015-05-13 | 2015-05-13 | A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308219.8U CN204733051U (en) | 2015-05-13 | 2015-05-13 | A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing |
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| CN204733051U true CN204733051U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520308219.8U Expired - Fee Related CN204733051U (en) | 2015-05-13 | 2015-05-13 | A kind of speed-regulating type magnetic coupled drive device with stream guidance fan housing |
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| CN (1) | CN204733051U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108668605A (en) * | 2018-05-24 | 2018-10-19 | 李嫦雅 | A kind of changeable type gardens grass trimmer |
| CN108683320A (en) * | 2018-06-19 | 2018-10-19 | 安徽理工大学 | A kind of asynchronous and synchronized mixes suitching type magnetic driver |
| CN111097577A (en) * | 2019-12-24 | 2020-05-05 | 广东电网有限责任公司 | Electric operation device for power station construction |
-
2015
- 2015-05-13 CN CN201520308219.8U patent/CN204733051U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108668605A (en) * | 2018-05-24 | 2018-10-19 | 李嫦雅 | A kind of changeable type gardens grass trimmer |
| CN108683320A (en) * | 2018-06-19 | 2018-10-19 | 安徽理工大学 | A kind of asynchronous and synchronized mixes suitching type magnetic driver |
| CN108683320B (en) * | 2018-06-19 | 2019-06-18 | 安徽理工大学 | A kind of asynchronous and synchronized mixes suitching type magnetic driver |
| CN111097577A (en) * | 2019-12-24 | 2020-05-05 | 广东电网有限责任公司 | Electric operation device for power station construction |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200923 Address after: Room 22801, building 1, Zhengxin building, No.5, Gaoxin 1st Road, Zhangba Street office, high tech Zone, Xi'an City, Shaanxi Province Patentee after: Xi'an hechuang Anshi Technology Co.,Ltd. Address before: 710065, Shaanxi Province, Xi'an hi tech Zone, No. 2 Bayi Road, SOHO alliance, block B, unit 15, floor 11502, room 1 Patentee before: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210112 Address after: Room 22802, building 1, Zhengxin building, No.5, Gaoxin 1st Road, high tech Zone, Xi'an, Shaanxi 710000 Patentee after: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: Room 22801, building 1, Zhengxin building, No.5, Gaoxin 1st Road, Zhangba Street office, Gaoxin District, Xi'an City, Shaanxi Province, 710000 Patentee before: Xi'an hechuang Anshi Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 |