CN106654956B - A kind of electric power drawer cabinet device with indicator function - Google Patents
A kind of electric power drawer cabinet device with indicator function Download PDFInfo
- Publication number
- CN106654956B CN106654956B CN201611102633.9A CN201611102633A CN106654956B CN 106654956 B CN106654956 B CN 106654956B CN 201611102633 A CN201611102633 A CN 201611102633A CN 106654956 B CN106654956 B CN 106654956B
- Authority
- CN
- China
- Prior art keywords
- sliding block
- cavity
- interior
- cabinet
- locked groove
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B41/00—Locks with visible indication as to whether the lock is locked or unlocked
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
- E05B47/026—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving rectilinearly
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/46—Locks or fastenings for special use for drawers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0072—Operation
- E05B2047/0073—Current to unlock only
- E05B2047/0074—Current to unlock only holding means other than current (mechanical, magnetic)
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention discloses a kind of electric power drawer cabinet device with indicator function, including top to be provided with indicating lamp device（13）Cabinet（1）, the cabinet（1）Inside it is provided with the first cavity（11）With the second cavity（12）, second cavity（12）It is interior to be provided with drawer appliance（2）, first cavity（11）Interior be provided with performs sliding block（3）, the execution sliding block（3）Top is provided with the first top pressure spring（31）, the execution sliding block（3）Sliding locked groove is provided with above right side（32）, the execution sliding block（3）Lower right-hand side is provided with inclined-plane chute（34）, the sliding locked groove（32）The execution sliding block in left side（3）Inside it is provided with the first cunning chamber（33）, the sliding locked groove（32）The execution sliding block of bottom part down（3）Inside it is provided with the second cunning chamber（35）, described first slides chamber（33）Chamber is slided with described second（35）Be connected setting；The present invention improves inspection speed, simple to operate, practicality, safe.
Description
Technical field
The present invention relates to technical field of electric power, particularly a kind of electric power drawer cabinet device with indicator function.
Background technology
Drawout cubicle is component common in Electric control field.For power supply safety, the electric unit fortune in drawout cubicle
Under row state, it is necessary to by all drawer lockings.The mechanical lock of the manual control of drawout cubicle at present, turned by corresponding key
Move the rocking arm in lockset and drive to the opposing party's latch fitting, and reach the fastening of control relative position latch fitting or relax so as to reach out
Or the purpose closed, needing staff to be unlocked and locked with key insertion lockhole on, will be more for the ease of management
Individual drawout cubicle key is uniformly bound together, therefore is not easy to find during use, causes to extend inspection speed, cumbersome, practical
Property, security be not high.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of electric power drawer cabinet device with indicator function, and it can
Overcome the above mentioned problem of prior art.
The present invention is achieved through the following technical solutions：A kind of electric power drawout cubicle with indicator function of the present invention
Device, including top are provided with the cabinet of indicating lamp device, are provided with the first cavity and the second cavity in the cabinet, and described second
Drawer appliance is provided with cavity, is provided with first cavity and performs sliding block, the execution slider top is provided with the first top pressure bullet
Spring, the execution sliding block right side top are provided with sliding locked groove, and the execution sliding block lower right-hand side is provided with inclined-plane chute, described to slip
First is provided with the execution sliding block on the left of locked groove and slides chamber, is provided with the execution sliding block of the sliding locked groove bottom part down
Second slides chamber, and the first cunning chamber is connected setting with the described second cunning chamber, and described first, which slides intracavitary, is provided with longitudinal action bars, institute
State and the second top pressure spring is provided with the left of longitudinal action bars, top is provided with lateral operation bar, the horizontal stroke on the right side of longitudinal action bars
Extend through the execution sliding block inwall to the right to action bars, described slip is stretched into extension on the right side of the lateral operation bar
In locked groove, longitudinal action bars lower right-hand side is provided with locking saddle, and guide runner, the guide runner are provided with the locking saddle
Right-hand end is provided with inclined-plane slider guide, and the guide runner is embedded with coordinates the locking being slidably connected to drive with the inclined-plane slider guide
Part, the locking actuator top are provided with movable lock, cavity are provided with the locking actuator, is provided with the cavity spacing
Slide plate, back-moving spring, magnet apparatus and electromagnetic spool device, the cabinet inwall between first cavity and the second cavity
Be provided with through hole and second and slide chamber, be provided with the trolley shoe being connected with the drawer appliance in the through hole, the trolley shoe to
It is slidably connected with the sliding locked groove, the both sides up and down of the second cunning intracavitary are equipped with oriented chute, and the orientation is slided
Groove is embedded with positioning sliding block, and the positioning sliding block is provided with connecting rod, and the connecting rod extends through the cabinet to both sides
Inwall, the connecting rod on the right side of the positioning sliding block around being provided with the 3rd top pressure spring, the connecting rod left side to institute
State inclined-plane slide to be connected, lower section is provided with the counterbore being oppositely arranged with the connecting rod, institute on the left of the drawer appliance
State in counterbore and be provided with elastic contact type sensor.
As preferable technical scheme, the movable lock bottom is through the locking actuator outer wall and the spacing cunning
Plate is fixedly connected, and the limit skateboard bottom is fixedly connected with the magnet apparatus, the electromagnetic spool device and the magnet
Device is oppositely arranged, and the back-moving spring is circumferentially positioned at the electromagnetic spool device and magnet apparatus outside.
As preferable technical scheme, the elastic contact type sensor and the indicating lamp device Electricity Federation.
As preferable technical scheme, the trolley shoe bottom is provided with the lock for coordinating locking connection with the movable lock
Hole.
The beneficial effects of the invention are as follows：By the way that drawer appliance is pushed into the second cavity so that trolley shoe inserts through hole
It is interior and slided into the first cavity, the upward top pressure of sliding block will be performed when trolley shoe and sliding locked groove are slidably connected, simultaneously
Drive inclined-plane chute and connecting rod be slidably matched and by connecting rod into the second cavity top pressure, when trolley shoe left side is with laterally grasping
Offseted as bar and during inside top pressure, now, lateral operation bar promotes longitudinal action bars to overcome the active force of the second top pressure spring simultaneously
Locking saddle is driven to slide to the left, by inclined-plane slider guide with locking being slidably matched for actuator in saddle moving process is locked
Locking actuator is pushed up so that the movable lock on locking actuator is slidably matched with trolley shoe bottom face, works as activity
Tapered end is moved in movable lock top pressure to lockhole when at lockhole by the active force of back-moving spring in cavity, now trolley shoe
Locking is fully engaged with sliding locked groove, meanwhile, connecting rod insertion counterbore is interior and compresses triggering elastic contact type sensor transmission letter
Number and control indicating lamp device to light, when connecting rod does not trigger elastic contact type sensor indicating lamp device be OFF state to
Staff is prompted, prevents that drawer appliance is not pushed completely into and locked in maintenance process, improves security；During unblock, pass through
To electricity on electromagnetic spool device electromagnetic spool device is of coupled connections with magnet apparatus, movable lock is removed out of lockhole,
Now drawer appliance is extracted out, while controls electromagnetic spool device to power off, by drawer appliance after the completion of maintenance.Operation letter
It is single, improve overhaul efficiency.
Brief description of the drawings
For ease of explanation, the present invention is described in detail by following specific embodiment and accompanying drawing.
Fig. 1 is a kind of electric power drawer cabinet device structural representation with indicator function of the present invention；
Fig. 2 is structural representation when a kind of electric power drawer cabinet device with indicator function of the present invention is not inserted into；
Fig. 3 is the partial enlarged drawing of A in Fig. 1 of the invention；
Fig. 4 is the partial enlarged drawing of B in Fig. 1 of the invention；
Fig. 5 is the locking actuator structural representation of the present invention；
Fig. 6 is the drawer appliance left view of the present invention.
Embodiment
As shown in figs 1 to 6, a kind of electric power drawer cabinet device with indicator function of the invention, it is characterised in that：Bag
Include top and the cabinet 1 of indicating lamp device 13 is installed, be provided with the first cavity 11 and the second cavity 12 in the cabinet 1, described the
Be provided with drawer appliance 2 in two cavitys 12, be provided with first cavity 11 and perform sliding block 3, the top of execution sliding block 3 is provided with the
One top pressure spring 31, the right side top of execution sliding block 3 are provided with sliding locked groove 32, and execution sliding block 3 lower right-hand side is provided with oblique
Face chute 34, the execution sliding block 3 in the sliding left side of locked groove 32 is interior to be provided with the first cunning chamber 33, the sliding bottom of locked groove 32
Second is provided with the execution sliding block 3 of lower section and slides chamber 35, the first cunning chamber 33 is slided chamber 35 with described second and is connected setting,
Longitudinal action bars 331 is provided with the first cunning chamber 33, longitudinal left side of action bars 331 is provided with the second top pressure spring 3315,
The right side of longitudinal action bars 331 top is provided with lateral operation bar 3311, and the lateral operation bar 3311 extends and passed through to the right
The execution inwall of sliding block 3 is worn, the right side extension of lateral operation bar 3311 is stretched into the sliding locked groove 32, the longitudinal direction
The lower right-hand side of action bars 331 is provided with locking saddle 3312, and guide runner 3313, the guide runner are provided with the locking saddle 3312
3313 right-hand ends are provided with inclined-plane slider guide 3314, and the guide runner 3313 is embedded with to coordinate with the inclined-plane slider guide 3314 and slided
The locking actuator 36 of connection, the top of locking actuator 36 are provided with movable lock 361, are provided with the locking actuator 36
Cavity 362, the cavity 362 is interior to be provided with limit skateboard 363, back-moving spring 364, magnet apparatus 365 and electromagnetic spool device
366, the inwall of the cabinet 1 between the cavity 12 of the first cavity 11 and second is provided with through hole 4 and second and slides chamber 5, described
It is provided with the trolley shoe 21 being connected with the drawer appliance 2 in through hole 4, the trolley shoe 21 with the sliding locked groove 32 sliding
It is connected, the both sides up and down in the second cunning chamber 5 are equipped with oriented chute 51, and the oriented chute 51 is embedded with positioning and slided
Block 52, the positioning sliding block 52 are provided with connecting rod 53, and the connecting rod 53 extends through the inwall of cabinet 1 to both sides,
The connecting rod 53 on the right side of the positioning sliding block 52 around being provided with the 3rd top pressure spring 54, on the left of the connecting rod 53 to
The inclined-plane chute 34 is slidably connected, and the left side of drawer appliance 2 lower section is provided with what is be oppositely arranged with the connecting rod 53
Counterbore 22, the counterbore 22 is interior to be provided with elastic contact type sensor 221.
Wherein, the bottom of movable lock 361 is fixed through the locking outer wall of actuator 36 with the limit skateboard 363
Connection, the bottom of limit skateboard 363 are fixedly connected with the magnet apparatus 365, the electromagnetic spool device 366 and the magnetic
Body device 365 is oppositely arranged, and the back-moving spring 364 is circumferentially positioned at the electromagnetic spool device 366 and the magnet apparatus
365 outsides, the elastic contact type sensor 221 and the Electricity Federation of indicating lamp device 13, the bottom of trolley shoe 21 be provided with
The movable lock 361 coordinates the lockhole 211 of locking connection.
In use, drawer appliance 2 is pushed into the second cavity 12 so that trolley shoe 21 is inserted in through hole 4 and to first
Slided in cavity 11, will perform 3 upward top pressure of sliding block when trolley shoe 21 and the sliding connection of sliding locked groove 32, and drive simultaneously
Inclined-plane chute 34 and connecting rod 53 be slidably matched and by connecting rod 53 into the second cavity 12 top pressure, when the left side of trolley shoe 21 with
Lateral operation bar 3311 offsets and during inside top pressure, and now, lateral operation bar 3311 promotes longitudinal action bars 331 to overcome the second top
The active force of pressing spring 3315 simultaneously drives locking saddle 3312 to slide to the left, passes through inclined-plane in the moving process of saddle 3312 is locked
Slider guide 3314 pushes up locking actuator 36 with being slidably matched for locking actuator 36 so that on locking actuator 36
Movable lock 361 is slidably matched with the bottom face of trolley shoe 21, passes through cavity 362 when movable lock 361 is moved at lockhole 211
The active force of interior back-moving spring 364 is by the top pressure of movable lock 361 to lockhole 211, and now trolley shoe 21 and sliding locked groove 32 are complete
Full engagement locking, meanwhile, connecting rod 53 is inserted in counterbore 22 and compresses triggering elastic contact type sensor 221 and sends signal and control
Indicating lamp device 13 processed lights；During unblock, by electric electromagnetic spool device 366 and magnet on electromagnetic spool device 366
Device 365 is of coupled connections, and movable lock 361 is removed out of lockhole 211, now extracted drawer appliance 2 out, while control electromagnetism
Coil device 366 powers off, and is pushed into drawer appliance 2 into the second cavity 12 after the completion of maintenance.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
The change or replacement expected without creative work, it should all be included within the scope of the present invention.Therefore, it is of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (3)
- A kind of 1. electric power drawer cabinet device with indicator function, it is characterised in that：Indicating lamp device is installed including top （13）Cabinet（1）, the cabinet（1）Inside it is provided with the first cavity（11）With the second cavity（12）, second cavity（12）It is interior Provided with drawer appliance（2）, first cavity（11）Interior be provided with performs sliding block（3）, the execution sliding block（3）Top is provided with first Top pressure spring（31）, the execution sliding block（3）Sliding locked groove is provided with above right side（32）, the execution sliding block（3）Lower right-hand side Provided with inclined-plane chute（34）, the sliding locked groove（32）The execution sliding block in left side（3）Inside it is provided with the first cunning chamber（33）, it is described Sliding locked groove（32）The execution sliding block of bottom part down（3）Inside it is provided with the second cunning chamber（35）, described first slides chamber（33）With institute State the second cunning chamber（35）Be connected setting, and described first slides chamber（33）It is interior to be provided with longitudinal action bars（331）, longitudinal action bars （331）Left side is provided with the second top pressure spring（3315）, longitudinal action bars（331）Lateral operation bar is provided with above right side （3311）, the lateral operation bar（3311）The execution sliding block is extended through to the right（3）Inwall, the lateral operation bar （3311）The sliding locked groove is stretched into right side extension（32）It is interior, longitudinal action bars（331）Lower right-hand side is provided with locking and slided Part（3312）, the locking saddle（3312）It is interior to be provided with guide runner（3313）, the guide runner（3313）Right-hand end is provided with inclined-plane Slider guide（3314）, the guide runner（3313）It is embedded with and the inclined-plane slider guide（3314）The locking being slidably connected is coordinated to drive Moving part（36）, the locking actuator（36）Top is provided with movable lock（361）, the locking actuator（36）It is interior to be provided with cavity （362）, the cavity（362）It is interior to be provided with limit skateboard（363）, back-moving spring（364）, magnet apparatus（365）And magnet coil Device（366）, first cavity（11）With the second cavity（12）Between the cabinet（1）Inwall is provided with through hole（4）With Second slides chamber（5）, the through hole（4）It is interior to be provided with and the drawer appliance（2）Connected trolley shoe（21）, the trolley shoe（21） To with the sliding locked groove（32）Sliding connection, described second slides chamber（5）Interior both sides up and down are equipped with oriented chute （51）, the oriented chute（51）It is embedded with positioning sliding block（52）, the positioning sliding block（52）It is provided with connecting rod（53）, it is described Connecting rod（53）The cabinet is extended through to both sides（1）Inwall, the positioning sliding block（52）The connecting rod on right side （53）It surround and is provided with the 3rd top pressure spring（54）, the connecting rod（53）Left side to the inclined-plane chute（34）It is slidably matched Connection, the drawer appliance（2）It is provided with and the connecting rod below left side（53）The counterbore being oppositely arranged（22）, the counterbore （22）It is interior to be provided with elastic contact type sensor（221）, the trolley shoe（21）Bottom is provided with and the movable lock（361）Coordinate Lock the lockhole of connection（211）.
- A kind of 2. electric power drawer cabinet device with indicator function according to claim 1, it is characterised in that：The activity Tapered end（361）The locking actuator is run through in bottom（36）Outer wall and the limit skateboard（363）It is fixedly connected, the spacing cunning Plate（363）Bottom and the magnet apparatus（365）It is fixedly connected, the electromagnetic spool device（366）With the magnet apparatus （365）It is oppositely arranged, the back-moving spring（364）It is circumferentially positioned at the electromagnetic spool device（366）With the magnet apparatus （365）Outside.
- A kind of 3. electric power drawer cabinet device with indicator function according to claim 1, it is characterised in that：The elasticity Touch sensor（221）With the indicating lamp device（13）Electricity Federation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102633.9A CN106654956B (en) | 2016-12-05 | 2016-12-05 | A kind of electric power drawer cabinet device with indicator function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102633.9A CN106654956B (en) | 2016-12-05 | 2016-12-05 | A kind of electric power drawer cabinet device with indicator function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106654956A CN106654956A (en) | 2017-05-10 |
| CN106654956B true CN106654956B (en) | 2018-01-16 |
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ID=58819376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611102633.9A Active CN106654956B (en) | 2016-12-05 | 2016-12-05 | A kind of electric power drawer cabinet device with indicator function |
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| Country | Link |
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| CN (1) | CN106654956B (en) |
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|---|---|---|---|---|
| CN107087909A (en) * | 2017-05-12 | 2017-08-25 | 广州燃烧医疗技术开发有限公司 | A kind of medical cabinet |
| CN107788721A (en) * | 2017-05-12 | 2018-03-13 | 广州燃烧医疗技术开发有限公司 | A kind of practical medical cabinet |
| CN107788716A (en) * | 2017-05-12 | 2018-03-13 | 广州燃烧医疗技术开发有限公司 | A kind of Novel medical cabinet |
| CN107165904A (en) * | 2017-06-19 | 2017-09-15 | 北京瑞极通达科技有限公司 | Suitable for the detent mechanism of aviation field |
| CN107482519B (en) * | 2017-08-11 | 2019-01-22 | 山东恒东实业集团有限公司 | A kind of electric drawer formula Electromagnetic Control electric power cabinet |
| CN113511059B (en) * | 2017-12-29 | 2023-02-03 | 上海电巴新能源科技有限公司 | Locking subassembly, locking mechanism, quick change bracket component and electric automobile |
| CN108397058A (en) * | 2018-03-28 | 2018-08-14 | 浙江夏远信息技术有限公司 | A kind of electric power drawer cabinet device of alternative unlock |
| CN108343343A (en) * | 2018-04-28 | 2018-07-31 | 吴又炳 | A kind of modernization safety box |
| CN108457561A (en) * | 2018-04-28 | 2018-08-28 | 吴又炳 | A kind of safety box |
| CN108533122A (en) * | 2018-04-28 | 2018-09-14 | 吴又炳 | A kind of intelligent coffer |
| CN108631174B (en) * | 2018-05-23 | 2019-05-03 | 济宁康华机电科技有限公司 | A kind of intellectualized sensor device |
| CN109599761B (en) * | 2019-01-20 | 2020-05-08 | 江西丰源电气有限公司 | Electric power intelligent power distribution cabinet |
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| CN104466768A (en) * | 2014-12-31 | 2015-03-25 | 杭州物择生物科技有限公司 | Electrical drawer cabinet with heat dissipation function |
| CN204230734U (en) * | 2014-12-01 | 2015-03-25 | 温州德源电气有限公司 | A kind of can substep grafting drawer structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4586304B2 (en) * | 2001-06-11 | 2010-11-24 | 株式会社安川電機 | Locking device for drawer type electrical equipment unit |
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| CN2266210Y (en) * | 1996-02-12 | 1997-10-29 | 上海森源电气有限责任公司 | Multifunctional operating mechanism for drawer of switch cabinet |
| EP0952650A2 (en) * | 1998-04-20 | 1999-10-27 | CUBIC-Modulsystem A/S | A switch system of the drawer type |
| CN204230734U (en) * | 2014-12-01 | 2015-03-25 | 温州德源电气有限公司 | A kind of can substep grafting drawer structure |
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| Publication number | Publication date |
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| CN106654956A (en) | 2017-05-10 |
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Effective date of registration: 20170816 Address after: 510640 Guangdong City, Tianhe District Province, No. five, road, public education building, unit 371-1, unit 2401 Applicant after: Guangdong Gaohang Intellectual Property Operation Co., Ltd. Address before: 317599 Taizhou City, Wenling Province, Taiping Street, the village of Victoria Street, No. three, building 2, No. 13, No. Applicant before: WENLING RENQUAN MACHINERY EQUIPMENT CO., LTD. |
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Inventor after: Chen Jian Inventor after: Liu Jianbin Inventor after: Li Peng Inventor after: Yang Ruixiang Inventor after: Duan Zhongde Inventor before: Zhong Panxiao |
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Effective date of registration: 20171109 Address after: Bole City, 833400 the Xinjiang Uygur Autonomous Region Mongolia Autonomous Prefecture Bortala Unicom Road No. 82 Applicant after: Bortala electric company of Guo Wang Xinjiang power company Address before: 510640 Guangdong City, Tianhe District Province, No. five, road, public education building, unit 371-1, unit 2401 Applicant before: Guangdong Gaohang Intellectual Property Operation Co., Ltd. |
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