CN104963612A - Sound insulation sliding door - Google Patents
Sound insulation sliding door Download PDFInfo
- Publication number
- CN104963612A CN104963612A CN201510436619.1A CN201510436619A CN104963612A CN 104963612 A CN104963612 A CN 104963612A CN 201510436619 A CN201510436619 A CN 201510436619A CN 104963612 A CN104963612 A CN 104963612A
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- Prior art keywords
- sound
- sound insulation
- line ball
- sliding door
- swing leaf
- 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.)
- Granted
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 48
- 239000011521 glass Substances 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 38
- 238000013016 damping Methods 0.000 claims description 23
- 239000002390 adhesive tape Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 239000004677 Nylon Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 239000005340 laminated glass Substances 0.000 claims description 5
- 239000011490 mineral wool Substances 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 210000002268 wool Anatomy 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 description 6
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Landscapes
- Securing Of Glass Panes Or The Like (AREA)
- Special Wing (AREA)
Abstract
The invention relates to a sound insulation sliding door, and belongs to the technical field of building doors and windows. The sound insulation sliding door comprises a door frame and a movable door leaf mounted in the door frame, in the thickness direction, the door frame is separated into an inner frame and an outer frame which do not contact with each other, the inner frame and the outer frame are respectively provided with at least one inner frame filling cavity and an outer frame filling cavity which are different in thickness, and the inner frame filling cavity and the outer frame filling cavity are respectively filled with sound-absorbing fillers. The movable door leaf is provided with sound insulation glass. The sound insulation sliding door can insulate sound through filling cavities having different thicknesses, and the effect of sound insulation is effectively raised with cooperation of a plurality of sound insulation methods.
Description
Technical field
The present invention relates to building doors and windows technical field, be specifically related to a kind of sound insulation sliding door.
Background technology
Along with increasing of China's size of population, the population density of residential community is increasing, and people also more and more pay attention to privacy concern and noise pollution problem, also more and more higher to the sound isolation requirement on the ground such as shelter and office space.
Sliding door is as a kind of conventional door, and generally, its soundproof effect is less than having comparatively abundant wall layers and the body of wall of hermetically-sealed construction, and therefore, the soundproof effect improving sliding door has very great help for lifting whole building soundproof effect.
Sliding door or the soundproof effect of prior art do not reach requirement, or expensive, with high costs.
Summary of the invention
Object of the present invention is to solve the problem, and provides the sound insulation sliding door that a kind of structure is simple, soundproof effect is good.
The technical scheme that the present invention solves the problem is as follows:
A kind of sound insulation sliding door, described sound insulation sliding door comprises doorframe and is arranged on the swing leaf in doorframe, described doorframe is divided into the inside casing and housing that do not contact by spacer body in door inward-outward direction, at least one inside casing filling chamber that described inside casing is different with being respectively arranged with thickness in housing and housing fill chamber, and described inside casing fills chamber and housing filling chamber is filled with sound-absorbing filler respectively; Described swing leaf is provided with sound control glass.
Described doorframe is divided into the inside casing and housing that do not contact, make to be formed between inside casing and housing air noise barrier together, this air noise barrier plays flexible cushioning effect, because the refractive index of sound wave when different Propagations is different, when causing sound wave by air layer, produce refraction at the critical surface of two media, thus most of sound reflection is gone back, and avoid the resonance of sound, its soundproof effect is more remarkable.
It is different with the thickness that housing fills chamber that described inside casing fills chamber, even if the difference of its coincidence frequency still can be ensured after two kinds of chambers can be made to be filled with same damping material, the part sound wave that the sound wave effect caused because of sound wave incident angle is identical with its coincidence frequency after contact medium passes through more, and therefore the interior filling chamber of different-thickness and outer filling chamber significantly reduce the transmission of sound wave by different coincidence frequencies.
Preferred as technique scheme, line ball and outer line ball in sound control glass both sides on described swing leaf are respectively arranged with and are separated by spacer body, in at least one different with being respectively arranged with thickness in outer line ball of described interior line ball, line ball fills chamber and outer line ball fills chamber, and described interior line ball is filled chamber and outer line ball and filled chamber and be filled with sound-absorbing filler respectively.
Its soundproof effect of different sound insulation materialss is filled respectively with reference to preceding sections in the filling chamber of different-thickness.
Preferred as technique scheme, the sound-absorbing filler that described inside casing fills chamber and housing filling chamber filling is different material, described interior line ball fills chamber and outer line ball, and to fill the sound-absorbing filler of filling in chamber also be different materials, described sound-absorbing filler is Wooden sound-absorbing material, mineral wool damping material, cloth art damping material, polyester fiber damping material, make pottery in aluminium damping material, metal damping material any one.
By selecting different filling damping materials, make the interior filling chamber after filling and outer filling chamber have different coincidence frequencies further, and damping material itself can absorb the sound wave of different frequency range, collocation uses sound-absorbing effect more comprehensively.
Wooden sound-absorbing material processes according to Principles of Acoustics exquisiteness, is made up of facing, core and sound-absorbing mat.Be divided into groove wood damping material and hole wood damping material two kinds.
Mineral wool damping material surface treated versions enriches, surperficial treated annular knurl type mineral wool board, has been covered with the hole that the depth, shape, aperture are different.
The core of cloth art damping material is centrifugally glass-wool, and centrifugally glass-wool, as a kind of acoustical material in long-term extensive use all over the world, is proved to be and has excellent sound absorbing capabilities.
Polyester fiber damping material is a kind of desirable sound-proof decorative materials, the polyester fiber of its raw material 100%, have sound-absorbing, environmental protection, fire-retardant, heat insulation, insulation, moistureproof, anti-mildew, easy dedusting, easily cutting, can parquets, easy construction, good stability, impact resistance is good, independence is good, cost performance advantages of higher, have that to enrich multiple color available, the attraction decoration demand of different-style and level can be met.
Metal damping material mainly gathers in the bottom surface of a metal plate and has the pyrometric cone of an oval minute aperture at the bottom of recessed many cones, end face setting tool again in metal plate is configured as fine undaform surface, and in undaform corresponding oval minute aperture place upper peripheral also recessed shaping pyrometric cone on the surface; Accordingly, making the sound wave of reflection mutually collide interference and produce decay, meanwhile, even if acoustic wave segment is by penetrating the oval minute aperture at the pyrometric cone cone end, also can cause sound wave transmission loss.
Pottery aluminium damping material, adopt the combination of multiple different inorganic material, take inorganic material as main material, by adding conduction china clay in powder, the conductive materials such as conductive mica powder, the materials such as fortifying fibre, employing inorganic binder bonds, the special sheet material of the method for spontaneous curing, again at the multiple different ornament materials of its surface recombination, melamine high pressure decorative laminate can be provided, natural veneer, the multiple materials such as metal, the know-why realizing sound absorption is: one is form loose structure in material itself, reach certain acoustically effective, its two be on production board by fluting, boring forms perforated plate resonant structure, reach acoustically effective.And coordinate acoustic absorption nonwoven fabrics to promote sound-absorbing effect further.
Preferred as technique scheme, described spacer body is double-layer nylon PA-66 dividing strip, is installed in inside casing and housing, notch between interior line ball and outer line ball, make inside casing and housing, interior line ball and outer line ball separate by air.
Nylon PA-66 material itself has certain elasticity, can preventing inside casing and housing from resonating when being subject to sonic impinging, weakening the transmission of sound wave further.
Preferred as technique scheme, described sound control glass adopts hollow glass, laminated glass or vacuum glass.
Hollow glass is made up of layer glass, surrounding high strength, high-air-tightness compound binding agent are by glass and weather strip, glass bar adhering and sealing, centre has the air layer of 6-9mm to be filled with dry gas, fill in frame with desiccant, to ensure the aridity of air between sheet glass, dry gas lead sonic system number comparatively humid gas be low.
Vacuum glass inside is close to vacuum, and under nearly vacuum state, air molecule is little, and therefore sound wave cannot be conducted by the vibrations of air molecule, has good soundproof effect.
Laminated glass, abroad also referred to as laminated glass, can be two-layer coarctate, also can be that multilayer is coarctate, is adjusting and but can reach good soundproof effect after technical finesse to middle film component.
Preferred as technique scheme, described swing leaf comprises the swing leaf being positioned at an inner side and the outer swing leaf being positioned at outer side of door, and the contact site of described interior swing leaf and outer swing leaf is provided with the vertical sound insulation adhesive tape arranged.
Preferred as technique scheme, described sound insulation adhesive tape comprise integrally be linked in sequence Access Division, connecting portion and sealing, be provided with cavity in described connecting portion.
Gap between swing leaf often becomes the leak of sonic transmissions, and again adding sound insulation adhesive tape one is utilize its elasticity and the slow performance of shake to eliminate sonic transmissions, and two is the transmission utilizing its hollow structure to weaken sound wave.
Preferred as technique scheme, is provided with auxiliary noise wool top between described swing leaf, between swing leaf and doorframe.
Preferred as technique scheme, is provided with auxiliary noise adhesive tape between described swing leaf and doorframe.
Auxiliary noise adhesive tape improves the soundproof effect of movable sashes further on the basis of sound insulation adhesive tape.
Preferred as technique scheme, the sound control glass surrounding of described swing leaf is provided with the glass block of porosity and looseness.
When sound imports the glass block surface of how empty pine into, an acoustic energy part is reflected, part penetrable material, when also having a vibration due to material or sound to propagate wherein and ambient medium friction, heat energy is changed into by acoustic energy, acoustic energy is depleted, and therefore the glass block of how empty pine has certain sound-absorbing effect.
In sum, the present invention has following beneficial effect:
1. a kind of sound insulation sliding door of the present invention realizes sound insulation by the filling chamber that multiple thickness is different, and method is simple, soundproof effect good;
2. a kind of soundproof window of the present invention coordinates multiple sound insulation means to further increase soundproof effect on aforementioned base.
Accompanying drawing explanation
Fig. 1 is a kind of sound insulation sliding door facade structures figure;
Fig. 2 is that sectional structure chart is looked on a kind of sound insulation sliding door right side;
Fig. 3 is a kind of sound insulation sliding door top view cross section structure chart;
Fig. 4 is sound insulation adhesive tape sectional structure chart;
In figure, 1-doorframe, 11-inside casing, 111-inside casing fill chamber, 12-housing, 121-housing fill chamber, 2-swing leaf, in line ball, 211-, line ball fills chamber in 21-, the outer line ball of 22-, the outer line ball of 221-fill swing leaf in chamber, 23-, the outer swing leaf of 24-, 25-sound insulation adhesive tape, 251-Access Division, 252-connecting portion, 253-sealing, 26-glass block, 3-spacer body, 4-auxiliary noise wool top, 5-auxiliary noise adhesive tape.
Detailed description of the invention
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Embodiment in the present invention, those of ordinary skill in the art, not doing other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Below in conjunction with accompanying drawing, with embodiment, the present invention is described in detail.
Embodiment 1: a kind of sound insulation sliding door, the swing leaf 2 that described sound insulation sliding door comprises doorframe 1 and is arranged in doorframe 1, described doorframe 1 is divided into the inside casing 11 and housing 12 that do not contact by two-layer nylon PA-66 spacer body 3 in door inward-outward direction, the inside casing filling chamber 111 that described inside casing 11 is different with being respectively arranged with thickness in housing 12 and three housings fill chambeies 121, and described inside casing fills chamber 111 and housing filling chamber 121 is filled with Wooden sound-absorbing filler and mineral wool damping material respectively; Described swing leaf 2 is provided with hollow glass.
Embodiment 2: a kind of sound insulation sliding door, the swing leaf 2 that described sound insulation sliding door comprises doorframe 1 and is arranged in doorframe 1, described doorframe 1 is divided into the inside casing 11 and housing 12 that do not contact by two-layer nylon PA-66 spacer body 3 in door inward-outward direction, the inside casing filling chamber 111 that described inside casing 11 is different with being respectively arranged with thickness in housing 12 and two each and every one housings fill chamber 121, and described inside casing fills chamber 111 and housing filling chamber 121 is filled with polyester fiber sound-absorbing filler and cloth art damping material respectively; Described swing leaf 2 is provided with vacuum glass.
Line ball 21 and outer line ball 22 in sound control glass both sides on described swing leaf 2 are respectively arranged with and are separated by two-layer nylon PA-66 spacer body 3, two interior line balls filling chambeies 211 that described interior line ball 21 is different with being respectively arranged with thickness in outer line ball 22 and two outer line balls fill chambeies 221, and described interior line ball fills chamber 211 and outer line ball filling chamber 221 is filled with cloth art sound-absorbing filler respectively and aluminium sound-absorbing filler of making pottery; The vacuum glass surrounding of described swing leaf 2 is provided with the glass block 26 of porosity and looseness.
Embodiment 3: a kind of sound insulation sliding door, the swing leaf 2 that described sound insulation sliding door comprises doorframe 1 and is arranged in doorframe 1, described doorframe 1 is divided into the inside casing 11 and housing 12 that do not contact by two-layer nylon PA-66 spacer body 3 in door inward-outward direction, the inside casing filling chamber 111 that described inside casing 11 is different with being respectively arranged with thickness in housing 12 and housing fill chamber 121, and described inside casing fills chamber 111 and housing filling chamber 121 is filled with pottery aluminium sound-absorbing filler and metal damping material respectively; Described swing leaf 2 is provided with laminated glass.
Described swing leaf 2 comprises the swing leaf 23 being positioned at an inner side and the outer swing leaf 24 being positioned at outer side of door, the contact site of described interior swing leaf 23 and outer swing leaf 24 is provided with the vertical sound insulation adhesive tape 25 arranged, sound insulation adhesive tape 25 comprise integrally be linked in sequence Access Division 251, connecting portion 252 and sealing 253, be provided with cavity in described connecting portion.
Between described swing leaf 2, between swing leaf 2 and doorframe 1, auxiliary noise wool top 4 is installed; Auxiliary noise adhesive tape 5 is also provided with between described swing leaf 2 and doorframe 1.
Claims (10)
1. a sound insulation sliding door, described sound insulation sliding door comprises doorframe (1) and is arranged on the swing leaf (2) in doorframe (1), it is characterized in that: described doorframe (1) is divided into the inside casing (11) and housing (12) that do not contact by spacer body (3) in door inward-outward direction, at least one inside casing filling chamber (111) that described inside casing (11) is different with being respectively arranged with thickness in housing (12) and housing fill chamber (121), and described inside casing fills chamber (111) and housing filling chamber (121) is filled with sound-absorbing filler respectively; Described swing leaf (2) is provided with sound control glass.
2. a kind of sound insulation sliding door according to claim 1, it is characterized in that: the sound control glass both sides on described swing leaf (2) are respectively arranged with the interior line ball (21) and outer line ball (22) separated by spacer body (3), in at least one different with being respectively arranged with thickness in outer line ball (22) of described interior line ball (21), line ball fills chamber (211) and outer line ball fills chamber (221), and described interior line ball fills chamber (211) and outer line ball filling chamber (221) is filled with sound-absorbing filler respectively.
3. a kind of sound insulation sliding door according to claim 2, it is characterized in that: it is different materials that described inside casing filling chamber (111) and housing fill the sound-absorbing filler of filling in chamber (121), described interior line ball fills chamber (211) and outer line ball, and to fill the sound-absorbing filler of filling in chamber (221) be also different materials, described sound-absorbing filler is Wooden sound-absorbing material, mineral wool damping material, cloth art damping material, polyester fiber damping material, make pottery in aluminium damping material, metal damping material any one.
4. a kind of sound insulation sliding door according to claim 1 and 2, it is characterized in that: described spacer body (3) is double-layer nylon PA-66 dividing strip, be installed in inside casing (11) and housing (12), notch between interior line ball (21) and outer line ball (22), make inside casing (11) and housing (12), interior line ball (21) and outer line ball (22) separate by air.
5. a kind of sound insulation sliding door according to claim 1, is characterized in that: described sound control glass adopts hollow glass, laminated glass or vacuum glass.
6. a kind of sound insulation sliding door according to claim 1, it is characterized in that: described swing leaf (2) comprises the swing leaf (23) being positioned at an inner side and the outer swing leaf (24) being positioned at outer side of door, the contact site of described interior swing leaf (23) and outer swing leaf (24) is provided with the vertical sound insulation adhesive tape (25) arranged.
7. a kind of sound insulation sliding door according to claim 6, is characterized in that: described sound insulation adhesive tape (25) comprise integrally be linked in sequence Access Division (251), connecting portion (252) and sealing (253), be provided with cavity in described connecting portion.
8. a kind of sound insulation sliding door according to claim 1, is characterized in that: be provided with auxiliary noise wool top (4) between described swing leaf (2), between swing leaf (2) and doorframe (1).
9. a kind of sound insulation sliding door according to claim 1, is characterized in that: be provided with auxiliary noise adhesive tape (5) between described swing leaf (2) and doorframe (1).
10. a kind of sound insulation sliding door according to claim 1, is characterized in that: the sound control glass surrounding of described swing leaf (2) is provided with the glass block (26) of porosity and looseness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510436619.1A CN104963612B (en) | 2015-07-23 | 2015-07-23 | A kind of sound insulation sliding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510436619.1A CN104963612B (en) | 2015-07-23 | 2015-07-23 | A kind of sound insulation sliding door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104963612A true CN104963612A (en) | 2015-10-07 |
| CN104963612B CN104963612B (en) | 2016-07-27 |
Family
ID=54217673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510436619.1A Active CN104963612B (en) | 2015-07-23 | 2015-07-23 | A kind of sound insulation sliding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104963612B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20204456U1 (en) * | 2002-03-20 | 2003-01-09 | Thyssen Polymer GmbH, 94327 Bogen | Insulated door frame/window frame and surround has enlarged cross sectional profiles filled with insulant |
| CN201665927U (en) * | 2009-04-02 | 2010-12-08 | 厦门嘉达环保建造工程有限公司 | Low frequency damping and sound insulation structure |
| KR101043068B1 (en) * | 2011-01-05 | 2011-06-21 | 문수용 | Windows with insulation and sound insulation |
| CN202215115U (en) * | 2011-08-16 | 2012-05-09 | 上海德高门窗有限公司 | Metal heat insulation cavity filled with high polymer material |
| CN203452602U (en) * | 2013-09-24 | 2014-02-26 | 山东长城建材科技有限公司 | Push-pull anti-theft energy-saving window with three-glass sliding rails |
| CN204899694U (en) * | 2015-07-23 | 2015-12-23 | 湖州巨力铝型材有限公司 | Push -and -pull door gives sound insulation |
-
2015
- 2015-07-23 CN CN201510436619.1A patent/CN104963612B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20204456U1 (en) * | 2002-03-20 | 2003-01-09 | Thyssen Polymer GmbH, 94327 Bogen | Insulated door frame/window frame and surround has enlarged cross sectional profiles filled with insulant |
| CN201665927U (en) * | 2009-04-02 | 2010-12-08 | 厦门嘉达环保建造工程有限公司 | Low frequency damping and sound insulation structure |
| KR101043068B1 (en) * | 2011-01-05 | 2011-06-21 | 문수용 | Windows with insulation and sound insulation |
| CN202215115U (en) * | 2011-08-16 | 2012-05-09 | 上海德高门窗有限公司 | Metal heat insulation cavity filled with high polymer material |
| CN203452602U (en) * | 2013-09-24 | 2014-02-26 | 山东长城建材科技有限公司 | Push-pull anti-theft energy-saving window with three-glass sliding rails |
| CN204899694U (en) * | 2015-07-23 | 2015-12-23 | 湖州巨力铝型材有限公司 | Push -and -pull door gives sound insulation |
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| Publication number | Publication date |
|---|---|
| CN104963612B (en) | 2016-07-27 |
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| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Teng Dehai Inventor before: Xu Wei |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160630 Address after: Wuhou District Frasers road Chengdu city Sichuan province 610000 No. 511 1 5 storey building No. 1 Applicant after: SICHUAN SANYUAN ENVIRONMENTAL GOVERNANCE CO., LTD. Address before: 313012 Shuanglin town in Zhejiang province Huzhou city Nanxun District Mita Yang Cun Huzhou Juli Aluminium Co. Ltd. Applicant before: HUZHOU JULI ALUMINUM CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sound proof sliding door Effective date of registration: 20220421 Granted publication date: 20160727 Pledgee: Bank of China Limited Chengdu Jinniu sub branch Pledgor: SICHUAN SANYUAN ENVIRONMENTAL GOVERNANCE Co.,Ltd. Registration number: Y2022510000101 |