CN207066862U - Aircraft sylphon seal pressure test fixture - Google Patents
Aircraft sylphon seal pressure test fixture Download PDFInfo
- Publication number
- CN207066862U CN207066862U CN201720713498.5U CN201720713498U CN207066862U CN 207066862 U CN207066862 U CN 207066862U CN 201720713498 U CN201720713498 U CN 201720713498U CN 207066862 U CN207066862 U CN 207066862U
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- CN
- China
- Prior art keywords
- adapter coupling
- locking
- fixed block
- seal
- seal nipple
- 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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- Diaphragms And Bellows (AREA)
Abstract
A kind of aircraft sylphon seal pressure test fixture, including be connected to the adapter coupling mechanism of bellows one end and be connected to the seal nipple mechanism of the other end；The adapter coupling mechanism includes adapter coupling base, adapter coupling, changeover mechanism sliding block, the first fixed block, the second fixed block；The adapter coupling base is provided with changeover mechanism chute and the first fixing groove；The changeover mechanism sliding block matches with the changeover mechanism chute, and the changeover mechanism sliding block is provided with the second fixing groove, and first fixed block is arranged in first fixing groove, and second fixed block is arranged in second fixing groove；The seal nipple mechanism is connected unanimously with the structure of the adapter coupling mechanism；The problem of the utility model positions when can efficiently solve the pressure test of roll wave processing pipeline in airplane equipment to bellows, using double branch point locations when being positioned to bellows, it is safe and reliable and there is versatility and the spacing of two fixed pivots can carry out appropriate adjustment control.
Description
Technical field
It the utility model is related to the experiment auxiliary device technology of airplane equipment ripple piping material, more particularly to aircraft
Sylphon seal pressure test fixture.
Background technology
Bellows refers to the tubular elastomeric sensing element connected into foldable wrinkle piece along folding retractable direction.Bellows
Be widely used in instrument and meter, be mainly used for the measuring cell as pressure measuring instruments, convert pressure into displacement or
Power.Ripple tube wall is relatively thin, and sensitivity is higher, and measurement range is tens of pas to tens of MPas.Its openend is fixed, sealed end
In free state, and utilize helical spring or reed the increase elasticity of auxiliary.During work internally in the presence of pressure along pipe
Sub- elongated lengthwise, movable end is set to produce the displacement with pressure into certain relation.Movable end drives pointer directly to indicate
The size of pressure.Bellows is suitable to measurement low pressure.Sealing is that finger element ensures not leak under certain inside and outside differential pressure action
Performance.When bellows class component works, there is certain pressure inner chamber filled with gas or liquid medium, it is therefore necessary to ensures
Sealing.
Bellows should carry out pressure test in advance when by roll wave manufacture processing, to ensure that pipeline is not revealed, China
Utility model patent《Aircraft sylphon seal pressure test fixture》, number of patent application 201520777237.0, disclose one
Kind sylphon seal pressure test fixture can meet the needs of being fixed during experiment to tubing, but also be short of, due to ripple
Tube wall is relatively thin to be fixed, it is necessary to carry out righting in the outer wall close to pipe end, meanwhile, sealing fixation is carried out in end surfaces outer rim, this
Sample just needs to control effectively to the two fixed pivot spacing, and its suitable spacing of different sizes of bellows is not yet
Together, and the spacing of the two fixed pivots can not be adjusted for the patent.
Therefore, the prior art is defective, it is necessary to improve.
Utility model content
The utility model provides a kind of aircraft sylphon seal pressure test fixture, the above mentioned problem of solution.
To solve the above problems, the technical scheme that the utility model is provided is as follows：
A kind of aircraft sylphon seal pressure test fixture, the aircraft sylphon seal pressure test fixture include connection
Bellows one end adapter coupling mechanism and be connected to the seal nipple mechanism of the bellows other end；
The adapter coupling mechanism includes adapter coupling base, adapter coupling, changeover mechanism sliding block, the first fixed block, the
Two fixed blocks；The adapter coupling base is provided with changeover mechanism chute and the first fixing groove；The changeover mechanism sliding block with it is described
Changeover mechanism chute matches, and the changeover mechanism sliding block is provided with the second fixing groove, and first fixed block is arranged on described the
In one fixing groove, second fixed block is arranged in second fixing groove, and first fixed block is installed provided with adapter
Hole, the adapter coupling are arranged on the adapter mounting hole, and second fixed block is provided with and the adapter mounting hole
Corresponding switching fixing hole；
The seal nipple mechanism includes seal nipple base, seal nipple, sealing mechanism sliding block, the 3rd fixed block, the
Four fixed blocks；The seal nipple base is consistent with the adapter coupling understructure, and the seal nipple base is provided with sealing
Mechanism chute and the 3rd fixing groove；The sealing mechanism sliding block matches with the sealing mechanism chute, and the sealing mechanism is slided
Block is provided with the 4th fixing groove, and the 3rd fixed block is arranged in the 3rd fixing groove, and the 4th fixed block is arranged on institute
State in the 4th fixing groove, the 3rd fixed block is provided with seal head mounting hole, and the seal nipple is pacified installed in the seal head
Fill on hole, the 4th fixed block seals fixing hole provided with corresponding with the seal head mounting hole.
Preferable technical scheme, the adapter coupling main body open insertion axis hole in cylinder, axially middle part；In adapter coupling
There is recessed circular groove in the middle part of end face, the circular groove connects with insertion axis hole, meanwhile, adapter coupling outer end middle shaft part necking down protrusion and outer rim
There is annular protrusion, adapter coupling outer end outer rim external diameter is less than the 1/2 of adapter coupling axial direction mid-section body external diameter, outside adapter coupling
Ring protrudes and is fixed with nut on outer wall between end and adapter coupling axial main body.
Preferable technical scheme, the seal nipple main body are in the seal nipple in cylinder, the seal nipple
One end closing on the outside of mechanism, the middle part that the seal nipple is in one end between the 3rd fixed block, the 4th fixed block is provided with
Round recessed, one end ring on the outside of the seal nipple, which protrudes, is fixed with nut；The adapter coupling and the seal nipple are matched somebody with somebody
Close and use, be respectively provided at the both ends of pipeline.
Preferable technical scheme, the first locking hole is additionally provided with the adapter coupling base, is pacified on first locking hole
Equipped with the first locking jackscrew for locking the first fixed plate, the changeover mechanism sliding block is provided with switching slider locking hole and the
Two locking holes, the switching slider locking jackscrew for locking changeover mechanism sliding block, institute are installed on the switching slider locking hole
State the second locking jackscrew being provided with the second locking hole for locking the second fixed plate.
Preferable technical scheme, the 3rd locking hole is additionally provided with the seal nipple base, is pacified on the 3rd locking hole
Equipped with the 3rd locking jackscrew for locking the 3rd fixed plate, the sealing mechanism sliding block is provided with sealing slider locking hole and the
Four locking holes, it is described to seal the sealing slider locking jackscrew being provided with slider locking hole for lock sealing mechanism sliding block, institute
State the 4th locking jackscrew being provided with the 4th locking hole for locking the 4th fixed plate.
It is that, using such scheme, the utility model can efficiently solve aircraft and set relative to the beneficial effect of prior art
The problem of being positioned during the pressure test of standby middle roll wave processing pipeline to bellows, uses double branch point locations when being positioned to bellows,
The spacing of two fixed pivots can carry out appropriate adjustment control, and facilitate simultaneously and carry out pressure test, be easy to load and unload and grasp
Use, it is safe and reliable and there is versatility.
Brief description of the drawings
, below will be to embodiment or prior art for clearer explanation embodiment or technical scheme of the prior art
The accompanying drawing used needed for description is briefly described, it is clear that, drawings in the following description are only the one of utility model
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of schematic diagram of aircraft sylphon seal pressure test fixture of the utility model；
Fig. 2 is the exploded perspective view of adapter coupling mechanism of the present utility model；
Fig. 3 is one of structural representation of adapter coupling mechanism of the present utility model；
Fig. 4 is the two of the structural representation of adapter coupling mechanism of the present utility model；
Fig. 5 is one of structural representation of seal nipple mechanism of the present utility model；
Fig. 6 is the two of the structural representation of seal nipple mechanism of the present utility model；
Fig. 7 is the diagrammatic cross-section of adapter coupling mechanism of the present utility model；
Fig. 8 is the diagrammatic cross-section of seal nipple mechanism of the present utility model.
Shown in above legend：1st, adapter coupling mechanism；2nd, seal nipple mechanism；3rd, bellows；11st, adapter coupling base；
12nd, changeover mechanism sliding block；13rd, the first fixed block；14th, the second fixed block；15th, adapter coupling；16th, the first locking jackscrew；17th,
Two locking jackscrews；18th, switching slider locking jackscrew；21st, seal nipple base；22nd, sealing mechanism sliding block；23rd, the 3rd fixed block；
24th, the 4th fixed block；25th, seal nipple；26th, the 3rd locking jackscrew；27th, the 4th locking jackscrew；28th, slider locking top is sealed
Silk.
Embodiment
For the ease of understanding the utility model, below in conjunction with the accompanying drawings and specific embodiment, the utility model is carried out more detailed
Thin explanation.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can be with many different
Form is realized, however it is not limited to embodiment described by this specification.On the contrary, the purpose for providing these embodiments is made to this
The understanding of the disclosure of utility model more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " being integrally formed ",
For illustrative purposes only, in figure, the similar unit of structure is to identical label for "left", "right" and similar statement
Sign.
Unless otherwise defined, technology all used in this specification and scientific terminology are with belonging to skill of the present utility model
The implication that the technical staff in art field is generally understood that is identical.In art used in the description of the present utility model in this specification
Language is intended merely to describe the purpose of specific embodiment, is not intended to limit the utility model.
As shown in figure 1, one embodiment of the present utility model is：
The aircraft sylphon seal pressure test fixture includes being connected to the He of adapter coupling mechanism 1 of the one end of bellows 3
It is connected to the seal nipple mechanism 2 of the other end of bellows 3；
It is solid that the adapter coupling mechanism 1 includes adapter coupling base 11, adapter coupling 15, changeover mechanism sliding block 12, first
Determine block 13, the second fixed block 14；The adapter coupling base 11 is provided with changeover mechanism chute and the first fixing groove；The switching machine
Structure sliding block 12 matches with the changeover mechanism chute, and the changeover mechanism sliding block 12 is provided with the second fixing groove, and described first is solid
Block 13 is determined in first fixing groove, second fixed block 14 is arranged in second fixing groove, and described first
Fixed block 13 is provided with adapter mounting hole, and the adapter coupling 15 is arranged on the adapter mounting hole, and described second fixes
Block 14 is provided with fixing hole of transferring corresponding with the adapter mounting hole；
It is solid that the seal nipple mechanism 2 includes seal nipple base 21, seal nipple 25, sealing mechanism sliding block the 22, the 3rd
Determine block 23, the 4th fixed block 24；The seal nipple base 21 is consistent with the structure of adapter coupling base 11, and the sealing connects
Head base 21 is provided with sealing mechanism chute and the 3rd fixing groove；The sealing mechanism sliding block 22 and the sealing mechanism chute phase
Match somebody with somebody, the sealing mechanism sliding block 22 is provided with the 4th fixing groove, and the 3rd fixed block 23 is arranged in the 3rd fixing groove, institute
The 4th fixed block 24 is stated in the 4th fixing groove, the 3rd fixed block 23 is provided with seal head mounting hole, described close
Sealing joint 25 is arranged on the seal head mounting hole, and the 4th fixed block 24 is provided with corresponding with the seal head mounting hole
Seal fixing hole.
The main body of adapter coupling 15 opens insertion axis hole in cylinder, axially middle part；Have in the middle part of the inner face of adapter coupling 15
Recessed circular groove, the circular groove connect with insertion axis hole, meanwhile, the outer end middle shaft part necking down of adapter coupling 15 is prominent and outer rim has convex annular
Rise, the outer end outer rim external diameter of adapter coupling 15 is less than the 1/2 of the axial mid-section body external diameter of adapter coupling 15, in the outer end of adapter coupling 15
Ring protrudes and is fixed with nut on outer wall between the axial main body of adapter coupling 15.
For the main body of seal nipple 25 in cylinder, the seal nipple 25 is in the outside of seal nipple mechanism 2
One end is closed, and the middle part that the seal nipple 25 is in one end between the 3rd fixed block 23, the 4th fixed block 24 is recessed provided with circle
Groove, one end ring in the outside of seal nipple 25, which protrudes, is fixed with nut；The adapter coupling 15 and the seal nipple 25
It is used cooperatively, is respectively provided at the both ends of pipeline.
The first locking hole is additionally provided with the adapter coupling base 11, is provided with first locking hole for locking the
First locking jackscrew 16 of one fixed plate, the changeover mechanism sliding block 12 are provided with switching slider locking hole and the second locking hole,
Switching slider locking jackscrew 18 for locking changeover mechanism sliding block 12 is installed on the switching slider locking hole, described second
The second locking jackscrew 17 for locking the second fixed plate is installed on locking hole.
The 3rd locking hole is additionally provided with the seal nipple base 21, is provided with the 3rd locking hole for locking the
3rd locking jackscrew 26 of three fixed plates, the sealing mechanism sliding block 22 are provided with sealing slider locking hole and the 4th locking hole,
Sealing slider locking jackscrew 28 for lock sealing mechanism sliding block 22 is installed on the sealing slider locking hole, the described 4th
The 4th locking jackscrew 27 for locking the 4th fixed plate is installed on locking hole.
In the present embodiment, suitable first fixed plate 13, the second fixed plate are selected according to the size of the diameter of bellows 3
14th, the 3rd fixed plate 23 and the 4th fixed plate 24, can by the slip of changeover mechanism sliding block 12 come adjust the first fixed plate 13 with
The distance between second fixed plate 14, switching slider locking jackscrew 18 is tightened after mixing up, passes through the slip of sealing mechanism sliding block 22
To adjust the distance between the 3rd fixed plate 23 and the 4th fixed plate 24, sealing slider locking jackscrew 28 is tightened after mixing up.
The utility model principle is that the tube wall of bellows 3 is relatively thin, can not be taken when fixing and generally fix rigid tubing
Way directly grips, therefore, it is necessary to through going in the double branch point locations in pipe end axial direction, i.e., carries out righting in the outer wall close to pipe end
It is fixed, meanwhile, sealing fixation is carried out in end surfaces outer rim, and need to carry out the two fixed pivot spacing appropriate regulation control
System, to well adapt to bellows 3 characteristic of itself, completely meet the requirement of leakage test.
In the utility model, fixture includes adapter coupling mechanism 1 and seal nipple mechanism 2；Can by adapter coupling mechanism 1
So that bellows 3 to be measured to be effectively attached with front testing equipment, test(ing) medium passes through pipe during guarantee test
Road, while the end of bellows 3 to be measured is effectively sealed fixation, the seal nipple mechanism 2 is mainly used in sealing and treated
The other end of bellows 3 is surveyed, whole pipeline is sealed, test(ing) medium is maintained at the pipeline of bellows 3 to be measured during experiment
In, under conditions of being pressurizeed after central shaft hole injection testing medium in adapter coupling 15, the process manufacture of detection roll wave
Adapter coupling 151 whether meet the requirement of leakage test.
One end of bellows 3 to be measured is fixed to adapter coupling by the utility model by the second fixed block 14 first at work
In mechanism 1, then adapter coupling 15 is bolted and is screwed on the first fixed block 13, the strength for only needing hand stubborn achieves that
Sealing, ensure that adapter coupling 15 is in close contact with bellows 3 to be measured；Then, the other end of bellows 3 to be measured is similarly fixed to
In seal nipple mechanism 2, and the mouth of pipe is closed with end sealing joint 25.Further, by outside adapter coupling 15 after adjusting
End is attached with equipment, and perfusion and pressure pipeline of the central shaft hole with testing equipment connect, and then at the trial successively
It can carry out irrigating test(ing) medium into bellows 3 to be measured, then pressurize and keep the desired time.
The utility model is because fixture is small, therefore convenient operation and dismounting, meanwhile, by changing the first fixed block 13, second
Fixed block 14, the 3rd fixed block 23, the 4th fixed block 24, the test requirements document of different size bellows 3 to be measured can be met.
The utility model positions when can efficiently solve the pressure test of roll wave processing pipeline in airplane equipment to bellows
The problem of, appropriate adjustment control can be carried out using double branch point locations, the spacing of two fixed pivots when being positioned to bellows, and
And facilitate simultaneously and carry out pressure test, it is easy to load and unload and operates with, it is safe and reliable and there is versatility.
It should be noted that above-mentioned each technical characteristic continues to be mutually combined, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the scope of the utility model specification record；Also, for those of ordinary skills, can be according to above stating
It is bright to be improved or converted, and all these modifications and variations should all belong to the protection model of the appended claims for the utility model
Enclose.
Claims (5)
- A kind of 1. aircraft sylphon seal pressure test fixture, it is characterised in that：The aircraft sylphon seal pressure test folder Tool includes being connected to the adapter coupling mechanism of bellows one end and is connected to the seal nipple mechanism of the bellows other end；The adapter coupling mechanism consolidates including adapter coupling base, adapter coupling, changeover mechanism sliding block, the first fixed block, second Determine block；The adapter coupling base is provided with changeover mechanism chute and the first fixing groove；The changeover mechanism sliding block and the switching Mechanism chute matches, and the changeover mechanism sliding block is provided with the second fixing groove, and it is solid that first fixed block is arranged on described first Determine on groove, second fixed block is arranged in second fixing groove, and first fixed block is provided with adapter mounting hole, institute Adapter coupling is stated on the adapter mounting hole, second fixed block is provided with corresponding with the adapter mounting hole Switching fixing hole；The seal nipple mechanism consolidates including seal nipple base, seal nipple, sealing mechanism sliding block, the 3rd fixed block, the 4th Determine block；The seal nipple base is consistent with the adapter coupling understructure, and the seal nipple base is provided with sealing mechanism Chute and the 3rd fixing groove；The sealing mechanism sliding block matches with the sealing mechanism chute, and the sealing mechanism sliding block is set There is the 4th fixing groove, the 3rd fixed block is arranged in the 3rd fixing groove, and the 4th fixed block is arranged on described the In four fixing grooves, the 3rd fixed block is provided with seal head mounting hole, and the seal nipple is arranged on the seal head mounting hole On, the 4th fixed block seals fixing hole provided with corresponding with the seal head mounting hole.
- A kind of 2. aircraft sylphon seal pressure test fixture as claimed in claim 1, it is characterised in that：The adapter coupling Main body opens insertion axis hole in cylinder, axially middle part；There is recessed circular groove in the middle part of adapter coupling inner face, the circular groove and insertion axis hole Connection, meanwhile, the middle shaft part necking down of adapter coupling outer end is prominent and outer rim has annular protrusion, and adapter coupling outer end outer rim external diameter is less than The 1/2 of adapter coupling axial direction mid-section body external diameter, ring on the outer wall between adapter coupling outer end and adapter coupling axial main body Nut is fixed with to prominent.
- A kind of 3. aircraft sylphon seal pressure test fixture as claimed in claim 1, it is characterised in that：The seal nipple For main body in cylinder, the seal nipple is in the closing of one end on the outside of the seal nipple mechanism, and the seal nipple is in The middle part of one end between the 3rd fixed block, the 4th fixed block is provided with round recessed, and one end ring on the outside of the seal nipple is dashed forward Go out to be fixed with nut；The adapter coupling and the seal nipple are used cooperatively, and are respectively provided at the both ends of pipeline.
- A kind of 4. aircraft sylphon seal pressure test fixture as claimed in claim 1, it is characterised in that：The adapter coupling The first locking hole is additionally provided with base, the first locking top for locking the first fixed plate is installed on first locking hole Silk, the changeover mechanism sliding block are provided with switching slider locking hole and the second locking hole, installed on the switching slider locking hole There is the switching slider locking jackscrew for locking changeover mechanism sliding block, be provided with second locking hole solid for locking second Second locking jackscrew of fixed board.
- A kind of 5. aircraft sylphon seal pressure test fixture as claimed in claim 1, it is characterised in that：The seal nipple The 3rd locking hole is additionally provided with base, the 3rd locking top for locking the 3rd fixed plate is installed on the 3rd locking hole Silk, the sealing mechanism sliding block are provided with sealing slider locking hole and the 4th locking hole, installed on the sealing slider locking hole There is the sealing slider locking jackscrew for lock sealing mechanism sliding block, be provided with the 4th locking hole solid for locking the 4th 4th locking jackscrew of fixed board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720713498.5U CN207066862U (en) | 2017-06-19 | 2017-06-19 | Aircraft sylphon seal pressure test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720713498.5U CN207066862U (en) | 2017-06-19 | 2017-06-19 | Aircraft sylphon seal pressure test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207066862U true CN207066862U (en) | 2018-03-02 |
Family
ID=61509907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720713498.5U Expired - Fee Related CN207066862U (en) | 2017-06-19 | 2017-06-19 | Aircraft sylphon seal pressure test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207066862U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144464A (en) * | 2017-06-19 | 2017-09-08 | 深圳市蓝丝腾科技有限公司 | Aircraft sylphon seal pressure test fixture |
| CN108896253A (en) * | 2018-05-02 | 2018-11-27 | 河南航天液压气动技术有限公司 | The seal test device and test method of bellows |
-
2017
- 2017-06-19 CN CN201720713498.5U patent/CN207066862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144464A (en) * | 2017-06-19 | 2017-09-08 | 深圳市蓝丝腾科技有限公司 | Aircraft sylphon seal pressure test fixture |
| CN108896253A (en) * | 2018-05-02 | 2018-11-27 | 河南航天液压气动技术有限公司 | The seal test device and test method of bellows |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190621 Address after: 528216 No. 11 South Street, Xiangnancun Village, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan Fluorine Polymer Material Co.,Ltd. Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20190621 Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong province Shenzhen District Longgang District Bantian Street cloth road long Rong building A-6C Patentee before: SHENZHEN LANSITENG SCIENCE & TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191009 Address after: 528216 No. 11 South Street, Xiangnancun Village, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan defluoro polymer material Co.,Ltd. Address before: 510000 Guangzhou High-tech Industrial Development Zone Science Avenue 231, 233 Skirt Building B1B2, 1st, 2nd, 3rd and 4th floors Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20191009 Address after: 510000 Guangzhou High-tech Industrial Development Zone Science Avenue 231, 233 Skirt Building B1B2, 1st, 2nd, 3rd and 4th floors Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong City, Longgang District, Bantian street, road, Wing Hing Building, A-6C Patentee before: SHENZHEN LANSITENG SCIENCE & TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20210619 |
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| CF01 | Termination of patent right due to non-payment of annual fee |