CN214424363U - Novel wooden door - Google Patents
Novel wooden door Download PDFInfo
- Publication number
- CN214424363U CN214424363U CN202022401651.5U CN202022401651U CN214424363U CN 214424363 U CN214424363 U CN 214424363U CN 202022401651 U CN202022401651 U CN 202022401651U CN 214424363 U CN214424363 U CN 214424363U
- Authority
- CN
- China
- Prior art keywords
- sound insulation
- wooden door
- pivot
- fixedly connected
- plate
- 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.)
- Active
Links
- 238000009413 insulation Methods 0.000 claims abstract description 42
- 239000011521 glass Substances 0.000 claims abstract description 30
- 238000009423 ventilation Methods 0.000 claims abstract description 25
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 11
- 230000030279 gene silencing Effects 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims 5
- 230000000694 effects Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009103 reabsorption Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Images
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a novel wooden door, which belongs to the technical field of wooden doors and comprises a wooden door body, wherein two sound insulation boards are fixedly arranged on the front side of the wooden door body, opposite surfaces of the two sound insulation boards are fixedly connected through sound insulation cotton, sound insulation holes are formed in the sound insulation boards, and first through holes are formed in the front side and the back side of the wooden door body; the utility model discloses in, through setting up switching mechanism, when people need ventilate or need observe the outdoor condition to the room in, through rotating the commentaries on classics piece, the rotation that utilizes the commentaries on classics piece can make first pivot drive the screw thread post and rotate, thereby make the screw cap drive the ventilation net through L shape pole and reciprocate, thereby make the rack drive the gear and rotate, thereby make the sound insulation glass board toward the direction motion that the ventilation net kept away from mutually, thereby realized carrying out the purpose of switching ventilation net and sound insulation glass board according to people's needs, thereby make things convenient for people to observe the outdoor condition or ventilate in carrying out the room according to self needs.
Description
Technical Field
The utility model belongs to the technical field of the timber, especially, relate to a novel timber.
Background
In daily life, people are very extensive to the use of door, because the door is convenient to install, high durability and convenient use, the price is reasonable, consequently receive liking of people deeply, especially the use of timber is more general, it is comparatively easy to draw materials in the production process of timber, the price/performance ratio is higher, and the better and more pleasing to the eye of appearance design of timber, consequently, the timber more can obtain consumer's recognition, the people in the inconvenient room of traditional timber is observed the condition outdoors, and traditional timber ventilation effect is relatively poor, can not be fine ventilate, traditional timber sound insulation effect is relatively poor, can't produce fine isolated effect to the noise, make the practicality of timber reduce, therefore need for a novel timber urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem that people in the traditional wooden door inconvenient room observe in the prior art, and the ventilation and sound insulation effects are relatively poor, the novel wooden door is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel wooden door, includes the timber body, the positive fixed mounting of timber body has two acoustic celotex boards, and the opposite face of two acoustic celotex boards passes through amortization cotton fixed connection, has seted up the bloop in the acoustic celotex board, and first through-hole has all been seted up at the front and the back of timber body, and the front of timber body and the corresponding fixed position of the first through-hole of front side have a metal window frame, and the inner wall fixedly connected with metal mesh frame of metal window frame, this internal cavity that has seted up of timber is provided with sound-proof glass board and ventilation net in the cavity, and a side of keeping away from mutually of sound-proof glass board and ventilation net is laminated with the front and the back of cavity inner wall respectively, is provided with switching mechanism in the cavity, the back fixedly connected with tilting mechanism of timber body.
As a further description of the above technical solution:
the upper surface of sound insulation glass board is fixedly connected with rubber pole, and the third through-hole has been seted up to the upper surface of timber body inner wall, and the upper surface fixed connection of third through-hole inner wall has the spill rubber piece.
As a further description of the above technical solution:
the switching mechanism comprises a first rotating shaft and a first bearing, the lower surface of the inner wall of the wooden door body is clamped with the first bearing, the first bearing is internally sheathed with the first rotating shaft, the top end of the first rotating shaft is fixedly connected with a rotating block, the outer surface of the first rotating shaft is clamped with a threaded column, the outer surface of the threaded column is in threaded connection with a threaded cap, the left side surface of the threaded cap is fixedly connected with an L-shaped rod, the back surface of the wooden door body corresponding to the rotating block is provided with a second through hole, one side surface of the inner wall of the wooden door body is clamped with a second bearing, the second bearing is internally sheathed with a second rotating shaft, the outer surface of the second rotating shaft is clamped with a gear, the outer surface of the gear is meshed with two racks, the two racks are respectively and fixedly connected with the back surface of the sound insulation glass plate and the front surface of the ventilation net, the left side surface of the inner wall of the wooden door body is provided with a sliding groove, and a sliding block and a sliding plate are slidably connected in the sliding groove, one side of the sliding block is fixedly connected with the left side of the sound-proof glass plate, and the back of the sliding plate is fixedly connected with the front of the threaded cap through a connecting rod.
As a further description of the above technical solution:
tilting mechanism includes the fixed plate, the lower fixed surface of fixed plate is connected with the sleeve, telescopic a side joint has the sliding sleeve, sliding connection has the slide bar in the sliding sleeve, the surface cover of slide bar is equipped with the spring, the both ends of spring respectively with the surface of slide bar and a side fixed connection of sliding sleeve, the lower fixed surface of fixed plate is connected with the connecting plate, a side joint of connecting plate has the third bearing, the third bearing endotheca is equipped with the third pivot, the surface joint of third pivot has the commentaries on classics board, the last fixed surface of commentaries on classics board is connected with the stopper, the upper surface of commentaries on classics board and the laminating of telescopic lower surface, a side of stopper is seted up flutedly, the recess is planted to the one end of slide bar.
As a further description of the above technical solution:
the top end of the limiting block is arc-shaped, and the front face of the rotating plate is an inclined plane.
As a further description of the above technical solution:
the number of bloop is a plurality of, a plurality of bloop from last down align to arrange, the shape of bloop is the U-shaped.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up switching mechanism, when people need ventilate or need observe the outdoor condition to the room in, through rotating the commentaries on classics piece, the rotation that utilizes the commentaries on classics piece can make first pivot drive the screw thread post and rotate, thereby make the screw cap drive the ventilation net through L shape pole and reciprocate, thereby make the rack drive the gear and rotate, thereby make the sound insulation glass board toward the direction motion that the ventilation net kept away from mutually, thereby realized carrying out the purpose of switching ventilation net and sound insulation glass board according to people's needs, thereby make things convenient for people to observe the outdoor condition or ventilate in carrying out the room according to self needs.
2. The utility model discloses in, through setting up tilting mechanism, when people need observe the condition outdoors, the rotation that utilizes the third pivot makes the commentaries on classics board take place to rotate, thereby make in the stopper inserts the sleeve, utilize the cooperation of slide bar and spring to make in the slide bar inserts the recess, thereby play the effect of restriction stopper and commentaries on classics board, thereby made things convenient for people to observe through the sound insulation glass board, hope again to protect the privacy when people need carry out ventilative to the room in, when making the room that people outdoors can't observe, the slip that utilizes the slide bar makes the commentaries on classics board shelter from first through-hole and still keep certain angle under the rotation of third pivot, thereby make the timber body can guarantee the privacy again in the ventilation, avoid the people outdoors to observe the condition in the room.
3. The utility model discloses in, through setting up acoustic celotex board and amortization cotton, utilize the acoustic celotex board to block most noises, the unnecessary noise of amortization cotton reabsorption once more of recycling, simultaneously through setting up the bloop, the setting of utilizing the bloop can make the noise by the loss with reduce, the rethread sets up the sound-proof glass board, utilizes the sound-proof glass board can promote the purpose of the isolated noise of timber body once more.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic side view of a partial cross-sectional structure of the middle partition plate according to the present invention;
fig. 4 is an enlarged schematic structural diagram of a in the present invention;
illustration of the drawings:
1. a wooden door body; 2. a metal window frame; 3. a switching mechanism; 31. a first rotating shaft; 32. a first bearing; 33. a threaded cap; 34. a threaded post; 35. an L-shaped rod; 36. a second rotating shaft; 37. a rack; 38. a gear; 4. a turnover mechanism; 41. a fixing plate; 42. a connecting plate; 43. a third rotating shaft; 44. a slide bar; 45. a spring; 46. a sleeve; 47. a limiting block; 48. rotating the plate; 5. a metal mesh frame; 6. a ventilation net; 7. a sound insulating board; 8. silencing cotton; 9. a concave rubber block; 10. a first through hole; 11. a rubber rod; 12. a sound insulating glass sheet; 13. a silencing hole; 14. a second through hole; 15. a slider; 16. a slide board.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a novel wooden door comprises a wooden door body 1, wherein two sound insulation plates 7 are fixedly mounted on the front side of the wooden door body 1, opposite surfaces of the two sound insulation plates 7 are fixedly connected through sound insulation cotton 8, sound dissipation holes 13 are formed in the sound insulation plates 7, the number of the sound dissipation holes 13 is multiple, the sound dissipation holes 13 are uniformly arranged from top to bottom, the shape of the sound dissipation holes 13 is U-shaped, the sound insulation effect of the sound insulation plates 7 can be improved by the aid of the U-shaped sound dissipation holes 13 through the arrangement of the U-shaped sound dissipation holes 13, noise loss is increased, and accordingly the effects of isolating and reducing noise are achieved;
the front and the back of the wooden door body 1 are both provided with first through holes 10, the front of the wooden door body 1 is fixedly provided with a metal window frame 2 at a position corresponding to the first through hole 10 at the front side, the inner wall of the metal window frame 2 is fixedly connected with a metal mesh frame 5, a cavity is formed in the wooden door body 1, a sound insulation glass plate 12 and a ventilation net 6 are arranged in the cavity, the upper surface of the sound insulation glass plate 12 is fixedly connected with a rubber rod 11, the upper surface of the inner wall of the wooden door body 1 is provided with a third through hole, the upper surface of the inner wall of the third through hole is fixedly connected with a concave rubber block 9, and the rubber rod 11 is inserted into the concave rubber block 9 through the arrangement of the rubber rod 11, so that the sound insulation glass plate 12 can be limited and more stable, and the abrasion of a gear 38 and a rack 37 is reduced;
the side of keeping away from mutually of sound insulation glass board 12 and ventilation net 6 is laminated with the front and the back of cavity inner wall respectively, switching mechanism 3 is arranged in the cavity, switching mechanism 3 includes first pivot 31 and first bearing 32, the lower surface joint of timber body 1 inner wall has first bearing 32, the first bearing 32 endotheca is equipped with first pivot 31, the top of first pivot 31 is fixedly connected with the turning block, the surface joint of first pivot 31 has screw thread post 34, the surface screw thread of screw thread post 34 is connected with screw cap 33, the left side of screw cap 33 is fixedly connected with L shape pole 35, the back of timber body 1 and the position corresponding to the turning block are equipped with second through-hole 14, a side joint of timber body 1 inner wall has second bearing, the second bearing endotheca is equipped with second pivot 36, the surface joint of second pivot 36 has gear 38, the surface meshing of gear 38 has two racks 37, the two racks 37 are respectively fixedly connected with the back of the sound insulation glass plate 12 and the front of the ventilation net 6, a sliding groove is formed in the left side face of the inner wall of the wooden door body 1, two sliding blocks 15 are connected in the sliding groove in a sliding mode, one side face of each upper sliding block 15 is fixedly connected with the left side face of the sound insulation glass plate 12, the back face of each lower sliding block 15 is fixedly connected with the front of the corresponding screw cap 33 through a connecting rod, the screw posts 34 can rotate by means of rotation of the first rotating shafts 31 through the arrangement of the first rotating shafts 31, the screw caps 33 can drive the ventilation net 6 to move up and down through the L-shaped rods 35 by means of rotation of the screw posts 34, and therefore the racks 37 drive the gears 38 to rotate and enable the sound insulation glass plate 12 to move towards the direction where the ventilation net 6 is far away from, and switching between the sound insulation glass plate 12 and the ventilation net 6 is achieved;
the back of the wooden door body 1 is fixedly connected with a turnover mechanism 4; the turnover mechanism 4 comprises a fixed plate 41, a sleeve 46 is fixedly connected to the lower surface of the fixed plate 41, a sliding sleeve is clamped on one side face of the sleeve 46, a sliding rod 44 is connected in the sliding sleeve in a sliding manner, a spring 45 is sleeved on the outer surface of the sliding rod 44, two ends of the spring 45 are respectively fixedly connected with the outer surface of the sliding rod 44 and one side face of the sliding sleeve, a connecting plate 42 is fixedly connected to the lower surface of the fixed plate 41, a third bearing is clamped on one side face of the connecting plate 42, a third rotating shaft 43 is sleeved in the third bearing, a rotating plate 48 is clamped on the outer surface of the third rotating shaft 43, a limiting block 47 is fixedly connected to the upper surface of the rotating plate 48, the top end of the limiting block 47 is arc-shaped, the front face of the rotating plate 48 is an inclined plane, the sliding rod 44 can be smoothly inserted into the groove by the arc-shaped limiting block 47, and then the rotating plate 48 with one side face being the inclined plane is arranged, utilize the inclined plane to make the commentaries on classics board 48 can only take place the rotation of certain angle for can protect people's privacy when changeing board 48 and continuing to ventilate after rotating, prevent that outdoor people from seeing the condition in the room, change the upper surface of board 48 and the laminating of the lower surface of sleeve 46, a side of stopper 47 is seted up flutedly, the recess is planted to the one end of slide bar 44, through setting up third pivot 43, utilizes the rotation of third pivot 43 to make commentaries on classics board 48 rotate, and the rethread sets up stopper 47, utilizes the cooperation of slide bar 44 and spring 45 can make slide bar 44 insert into the recess in, thereby plays commentaries on classics board 48 and is restricted, thereby can adjust the position of changeing board 48 according to people's needs, makes things convenient for people to observe or breathe freely, and can ensure people's privacy when breathing freely.
The working principle is as follows: when people need to observe the outdoor situation, people can observe smoothly by shielding the first through hole 10 through the sound-proof glass plate 12, when people need to ventilate the indoor space, a hand extends into the wooden door body 1 through the second through hole 14, then the first rotating shaft 31 is rotated, the threaded column 34 is driven to rotate by the rotation of the first rotating shaft 31, the threaded cap 33 drives the ventilation net 6 to move through the L-shaped rod 35 by the rotation of the threaded column 34, so that the rack 37 drives the gear 38 to rotate, the sound-proof glass plate 12 moves downwards by the rotation of the gear 38, the ventilation net 6 moves upwards and reaches the position of the first through hole 10, when people need to protect privacy and cannot see the indoor situation, people pull the sliding rod 44 to move the sliding rod 44 out of the groove, so that the rotating plate 48 turns downwards by the rotation of the third rotating shaft 43, the inclined plane of one side surface of the rotating plate 48 is utilized to enable the rotating plate 48 to still keep a certain angle, so that the wooden door body 1 can continue to ventilate, the noise is blocked through the sound insulation plate 7, the noise is lost through the sound insulation hole 13, the noise is absorbed through the sound insulation cotton 8 and the sound insulation glass plate 12, and the sound insulation of the wooden door body 1 is realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel timber, includes timber body (1), its characterized in that: the wooden door comprises a wooden door body (1), wherein two sound insulation boards (7) are fixedly installed on the front side of the wooden door body (1), opposite surfaces of the two sound insulation boards (7) are fixedly connected through silencing cotton (8), silencing holes (13) are formed in the sound insulation boards (7), first through holes (10) are formed in the front side and the back side of the wooden door body (1), a metal window frame (2) is fixedly installed on the position, corresponding to the first through hole (10) on the front side, of the wooden door body (1), a metal mesh frame (5) is fixedly connected to the inner wall of the metal window frame (2), the wooden door is characterized in that a cavity is formed in the wooden door body (1), a sound insulation glass plate (12) and a ventilation net (6) are arranged in the cavity, one side, away from the sound insulation glass plate (12) and the ventilation net (6), of the sound insulation glass plate and the ventilation net is attached to the front side and the back side of the inner wall of the cavity respectively, a switching mechanism (3) is arranged in the cavity, and the back side of the wooden door body (1) is fixedly connected with a turnover mechanism (4).
2. The novel wood door of claim 1, wherein: the upper surface of sound insulation glass board (12) is fixedly connected with rubber pole (11), and the third through-hole has been seted up to the upper surface of timber body (1) inner wall, and the upper surface fixed connection of third through-hole inner wall has spill block rubber (9).
3. The novel wood door of claim 1, wherein: switching mechanism (3) includes first pivot (31) and first bearing (32), the lower surface joint of timber body (1) inner wall has first bearing (32), first bearing (32) endotheca is equipped with first pivot (31), the top fixedly connected with turning block of first pivot (31), the surface joint of first pivot (31) has screw thread post (34), the surface threaded connection of screw thread post (34) has screw cap (33), the left surface fixedly connected with L shape pole (35) of screw cap (33), second through-hole (14) have been seted up with the corresponding position of turning block in the back of timber body (1), a side joint of timber body (1) inner wall has the second bearing, the second bearing endotheca is equipped with second pivot (36), the surface joint of second pivot (36) has gear (38), the surface meshing of gear (38) has two racks (37), two racks (37) respectively with the back of sound insulation glass board (12) and the front fixed connection of ventilation net (6), the spout has been seted up to the left surface of timber body (1) inner wall, sliding connection has slider (15) and slide (16) in the spout, the left surface fixed connection of a side of slider (15) and sound insulation glass board (12), the front fixed connection of connecting rod and screw cap (33) is passed through at the back of slide (16).
4. The novel wood door of claim 1, wherein: tilting mechanism (4) are including fixed plate (41), the lower fixed surface of fixed plate (41) is connected with sleeve (46), a side joint of sleeve (46) has the sliding sleeve, sliding connection has slide bar (44) in the sliding sleeve, the surface cover of slide bar (44) is equipped with spring (45), the both ends of spring (45) respectively with the surface of slide bar (44) and a side fixed connection of sliding sleeve, the lower fixed surface of fixed plate (41) is connected with connecting plate (42), a side joint of connecting plate (42) has the third bearing, the third bearing endotheca is equipped with third pivot (43), the surface joint of third pivot (43) has rotor plate (48), the last fixed surface of rotor plate (48) is connected with stopper (47), the upper surface of rotor plate (48) and the lower surface laminating of sleeve (46), a side of stopper (47) is seted up flutedly, the one end of slide bar (44) is planted in the recess.
5. The novel wood door of claim 4, wherein: the top end of the limiting block (47) is arc-shaped, and the front surface of the rotating plate (48) is an inclined surface.
6. The novel wood door of claim 1, wherein: the number of the silencing holes (13) is multiple, the silencing holes (13) are uniformly arranged from top to bottom, and the shape of the silencing holes (13) is U-shaped.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022401651.5U CN214424363U (en) | 2020-10-26 | 2020-10-26 | Novel wooden door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022401651.5U CN214424363U (en) | 2020-10-26 | 2020-10-26 | Novel wooden door |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214424363U true CN214424363U (en) | 2021-10-19 |
Family
ID=78059309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022401651.5U Active CN214424363U (en) | 2020-10-26 | 2020-10-26 | Novel wooden door |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214424363U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115288582A (en) * | 2022-08-22 | 2022-11-04 | 山东艺格智造家居有限公司 | Timber with anticollision structure |
-
2020
- 2020-10-26 CN CN202022401651.5U patent/CN214424363U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115288582A (en) * | 2022-08-22 | 2022-11-04 | 山东艺格智造家居有限公司 | Timber with anticollision structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN214424363U (en) | Novel wooden door | |
CN202755866U (en) | Door/window structure capable of forming air isolation chambers | |
CN202039481U (en) | High partition wall with shutters of double glazing glass | |
CN208184534U (en) | A kind of combined aluminium alloy door window | |
CN208040157U (en) | A kind of wall facing does hiding door | |
CN211473870U (en) | Multifunctional door plate | |
CN220415170U (en) | Aluminum alloy integrated door with various opening modes | |
CN209398288U (en) | A kind of aluminium alloy window with decrease of noise functions | |
CN208658314U (en) | A kind of diatom ooze bamboo charcoal cupboard door | |
CN220929108U (en) | Aluminum-plastic co-extrusion energy-saving auxiliary frame structure | |
CN217363258U (en) | Pull formula audio equipment | |
CN220909254U (en) | Private storehouse | |
CN217269850U (en) | Silence timber with bottom telescopic machanism | |
CN218347275U (en) | Energy-saving noise-reducing door and window | |
CN218264474U (en) | Glass curtain wall with hidden opening sash | |
CN213269653U (en) | Sound insulation environment-friendly wooden door | |
CN216446252U (en) | Roof connecting assembly for steel strip pumice sound insulation wall | |
CN211874283U (en) | Metal door and window structure with multiple windowing modes | |
CN215062633U (en) | Green building ventilation structure | |
CN216007944U (en) | Novel multifunctional shower room | |
CN215408122U (en) | Door and window with sound and heat insulation functions | |
CN214035412U (en) | Building energy-saving anti-seismic sun-shading heat-preservation window | |
CN216406658U (en) | Door and window with peep-proof structure | |
CN217975995U (en) | Sound-insulation aluminum alloy door and window | |
CN207160916U (en) | A kind of door and window anticollision glue component |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211209 Address after: 572000 shop 03, second floor, building 1b, JUNHE Juntai community, luobidong Road, lizhigou, Jiyang District, Sanya City, Hainan Province Patentee after: Hainan free trade zone shengkehaus Wood Industry Co.,Ltd. Address before: 518000 1-1, building 7, building 43, Fanshen Road, Xin'an 38 District, Bao'an District, Shenzhen, Guangdong Province Patentee before: Binbeilin |
|
TR01 | Transfer of patent right |