CN106348135A - Mute elevator - Google Patents
Mute elevator Download PDFInfo
- Publication number
- CN106348135A CN106348135A CN201610879613.6A CN201610879613A CN106348135A CN 106348135 A CN106348135 A CN 106348135A CN 201610879613 A CN201610879613 A CN 201610879613A CN 106348135 A CN106348135 A CN 106348135A
- Authority
- CN
- China
- Prior art keywords
- board
- sound
- car
- sound reflection
- plates
- 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
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000030279 gene silencing Effects 0.000 claims description 25
- 238000013016 damping Methods 0.000 claims description 24
- 239000000178 monomer Substances 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000007667 floating Methods 0.000 claims description 9
- 241000219000 Populus Species 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 240000002834 Paulownia tomentosa Species 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002023 wood Substances 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 13
- 244000055346 Paulownia Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
Abstract
The invention discloses a mute elevator. An elevator car of the elevator comprises an car top, a car enclosure, an upper car bottom and a lower car bottom, wherein the car enclosure comprises an inner wall formed by splicing multiple single inner wall bodies, an outer wall by splicing multiple single outer wall bodies and outer side sealing plates, wherein sound attenuation plates are arranged in the space defined by the outer wall bodies and the outer side sealing plates, each sound attenuation plate comprises a sound absorption plate and a sound reflection plate which are arranged in a separated mode, the sound absorption plates are arranged on one side of the outer side sealing plates, the sound absorption plates are provided with sound attenuation slits parallel to the car bottom and formed in an equally spaced mode, the sound reflection plate is formed by splicing multiple wooden plates, and the wooden plates are chordwise sawed plates and point to one side of the sound absorption plates in the wood ray gathering directions of the plates. Each sound reflection plate comprises a first attenuation layer arranged on one side of the corresponding sound absorption plate and a reflection layer in the thickness direction of the sound reflection plate, and the first attenuation layer and the reflection layer are naturally connected by adopting the same material. The mute elevator has the advantages that a sound attenuation effect is good, and the phenomenon that noise is reflected back to a shaft and increases the noise in the shaft is avoided while it is ensured that the inside of the elevator car is mute.
Description
Technical field
The present invention relates to elevator quietness technology field is and in particular to a kind of quiet elevator.
Background technology
Increasing building employs the elevator of car type as the means of delivery up and down in building, and Lift car type elevator is transported
Line efficiency is high, range ability is short.And the raising with people's living standard, the number of plies of building and height increase, the fortune to elevator
Scanning frequency degree proposes new requirement, and the speed of service of the elevator in substantial amounts of high-rise building has reached the speed of 2-3m/s.With
Its simultaneously, the new technical requirements to elevator brought are how to ensure noiselessness in hoistway for the elevator in high-speed cruising
Or low noise runs.
Elevator essentially consists in the interference in air flow in hoistway the reason wind noise in hoistway.Interference in air flow is that car exists
The air-flow of the confusion producing when up or descending and chaotic air-flow strongly reduce in airflow space when hoistway flows to car
With the wind noise being increased dramatically to car generation.Patent cn100396587c discloses a kind of adjustment airflow apparatus of elevator, uses
In suppression because car lifting flowing in car surrounding flow so that its from horizontal direction flow into car door side outside wall surface and
In gap between the hall door side internal face of liftway, possesses pair of right and left air-flow curtain-shaped cover member, this pair of right and left air-flow hides
Cover the above-mentioned lifting direction across above-mentioned car for the part, with clamp in the horizontal direction the door of above-mentioned car and above-mentioned hall door and
The mode extending to the hall door side internal face of above-mentioned liftway from above-mentioned car is fixed on above-mentioned car.Technique scheme
The problems such as noise leading to because of air sinuous flow can be prevented, but the noise treatment effect that technique scheme produces for side wall
Limited.
Content of the invention
It is an object of the invention to overcoming above-mentioned technological deficiency, provide a kind of the quiet of noise effectively disappearing in car and hoistway
Sound elevator.The technical purpose of the present invention is achieved through the following technical solutions:
A kind of quiet elevator, its car includes car top, sedan-chair encloses, upper car floor and lower car floor, and described sedan-chair encloses including by multiple inwall lists
Inwall, the outer wall being spliced to form by multiple outer wall monomers and outer side seal board that body is spliced to form, described outer wall monomer and described
It is provided with acoustical panel in the space that outer side seal board surrounds；
Described acoustical panel, it includes the acoustic board of distance setting and sound reflection board, and described acoustic board is arranged at closely described outer side seal
Plate side；
The silencing groove being equidistantly provided with parallel to car floor on described acoustic board；
Described sound reflection board includes polylith wooden boards and is spliced, and described wooden boards are tangential sawing material, and described wooden
Sheet material is gathered direction with its xylem ray and is pointed to the setting of described acoustic board side；
Described sound reflection board includes the first damping layer and reflection near the setting of described acoustic board side in the thickness direction thereof
Layer；Described first damping layer and described reflecting layer are the Nature Link of same material.
Study for a long period of time discovery through inventor, the quiet material of existing elevator many using metal sheet with offer many empty knots
The Oak Tree of structure, the combining form of resin plate, but the quiet material of this form only has the effect of sound insulation, that is, pass through car
The form that noise and between hoistway is reflected back in hoistway is thus ensure the muting function of car, but the noise in hoistway passes through well
The structure of road space, hoisting mechanism and floor is transferred at resident family's OR gate Room, is unfavorable for the overall silence processing of elevator.In this skill
In art scheme, the noise being produced by the disorderly air-flow part first between hoistway and car enters described suction by described silencing groove
Space between sound plate and described sound reflection board and enter in described sound reflection board, fraction is decayed in described acoustic board, little
Part decay, fraction in described silencing groove are reflected back in hoistway, the acoustic board making for raw material by using wooden boards
And sound reflection board, thus realize to noise alleviation and loss it is ensured that in car while muting function, reducing and be reflected back well
The intensity of sound in road.
Preferred as technique scheme, described acoustic board, described first damping layer, described reflecting layer and described second
The triangular density ratio of damping layer is: (0.28-0.40): (0.28-0.40): (0.60-0.70).
Preferred as technique scheme, the thickness ratio between both described first damping layer and described reflecting layer is:
(2.0-2.2): 1.
Preferred as technique scheme, between the thickness of described acoustic board, described acoustic board and described sound reflection board
It is (1.3-1.5): (1.7-1.9): (2.0-2.3) away from ratio triangular with the thickness of described sound reflection board.
In the technical program, by the density of material being used for the acoustic board opening up described silencing groove is controlled in 0.28-
When 0.40, its have preferably sound absorption properties, beneficial to will by described guide plate reflect described sound absorption groove in acoustic absorption and
The higher wood internal diffuse-reflectance of degree of hollowness consumes to part decay；Density due to described reflecting layer is significantly greater than described first
Damping layer, simultaneously because described sound reflection board is formed by the tangential board material splice of polylith standard, and gathers one with its end xylem ray
Described outer side seal board setting is pointed in side, thus the width center line position of described sound reflection board is normal diameter direction, and both sides are then
Gather side near end xylem ray toward end xylem ray scattering side closer to standard radial, thus, after the two combines,
Described reflecting layer has higher acoustic impedance compared with described first damping layer, thus the noise entering described sound reflection board is anti-
It is emitted back towards in the space between described acoustic board and described sound reflection board, thus improving the described acoustical panel of the technical program further
Muting function.
Preferred as technique scheme, described silencing groove include less first silencing groove of groove width and groove width larger and
Second silencing groove of closely described sound reflection board side setting, described first silencing groove and described second silencing groove insertion connect.
Preferred as technique scheme, described acoustical panel also includes being placed equidistant anti-in described acoustic board and described sound
Penetrate the multiple guide plates between plate, the plane of the median plane of described guide plate and described sound reflection board has 37 ° -52 ° of acute angle folder；Multiple
The median plane of described guide plate is parallel.
In the technical program, by the setting of multiple guide plates and the first damping layer described in described sound reflection board and institute
The density contrast stating reflecting layer is matched with anisotropy difference, make noise in described acoustical panel continuous internal reflection, reflect and decline
Subtract.
Preferred as technique scheme, described guide plate both sides are elastic with described acoustic board and described sound reflection board respectively
Connect.
Preferred as technique scheme, described guide plate includes sawtooth corrugation；The sawtooth corrugation recess of described guide plate is embedding
It is provided with triangle silencing block, the plane that the receiving plane of multiple described triangle silencing blocks is formed is overlapped with the median plane of described guide plate.
Preferred as technique scheme, it is anti-with described acoustic board and described sound that described guide plate passes through floating connection assembly
Penetrate plate.
Preferred as technique scheme, described floating connection assembly includes corresponding being opened in described acoustic board and institute
State the draw-in groove on sound reflection board and card sets and the fixture in described draw-in groove；Described fixture includes that multiple resins are convex to be padded and be located at
Buckling groove between the convex pad of adjacent described resin, forms elastic cavity in the convex pad of described resin；Described guide plate two ends are provided with connection
Part, described connector includes the shackle member that multiple and described buckling groove matches.
In the technical program, the shackle member at described its two ends of guide plate is entered in described buckling groove by grafting, realize its two
End elastic connection, thus avoid car be in operation enter described acoustical panel in air-flow anti-with described sound to described guide plate
Penetrate between plate connect produce impact, and ensure simultaneously described guide plate reflection angle keep constant.
Preferred as technique scheme, described wooden boards are poplar after 180 DEG C of -210 DEG C of high-temperature heat treatment,
One of Lignum seu Ramulus Cunninghamiae Lanceolatae or Paulownia material.
In the technical program, when timber is after high-temperature heat treatment, the cellulose in poplar, Lignum seu Ramulus Cunninghamiae Lanceolatae or paulownia wood
Crystal region decomposes makes its degree of crystallinity reduce, thus through the sound transmission speed of the poplar after high-temperature process, Lignum seu Ramulus Cunninghamiae Lanceolatae and paulownia wood
Degree is slower.
In sum, the invention has the advantages that good muffling effect is it is ensured that effectively keep away while muting function in car
Exempt from the noise that noise is reflected back toward in hoistway, increases in hoistway.
Brief description
Fig. 1 is the top view of the acoustical panel of the embodiment of the present invention 1；
Fig. 2 is the side view of the acoustical panel of the embodiment of the present invention 1；
Fig. 3 is the side view of the acoustical panel of the embodiment of the present invention 2；
Fig. 4 is the schematic diagram of the guide plate of the embodiment of the present invention 2；
Fig. 5 is the partial enlarged drawing of Fig. 3；
In figure:
2- sedan-chair encloses, 21- inwall monomer, 22- outer wall monomer, the outer side seal board of 26-,
7- acoustical panel, 71- acoustic board, 72- sound reflection board, 72a- first damping layer, 72b- reflecting layer, 72c- second damping layer,
74- silencing groove, 75- floating connection assembly, 751- draw-in groove, 752- fixture, the convex pad of 7521- resin, 7522- buckling groove, 76- leads
Plate.
Specific embodiment
Below in conjunction with the accompanying drawings and preferred scheme the present invention will be further described in detail.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but as long as at this
All protected by Patent Law in the right of invention.
Embodiment 1: a kind of quiet elevator as shown in Figure 1, its car includes car top, sedan-chair encloses 2, upper car floor and lower car floor,
Sedan-chair encloses 2 and includes the inwall being spliced to form by multiple inwall monomers 21, the outer wall being spliced to form by multiple outer wall monomers 22 and outer
It is provided with acoustical panel 7 in the space that side seal board 26, outer wall monomer 22 and outer side seal board 26 surround.
In conjunction with Fig. 2, acoustical panel 7, it includes the acoustic board 71 of distance setting and sound reflection board 72, and acoustic board 71 is arranged at closely
Outer side seal board 26 side；The silencing groove 74 being equidistantly provided with parallel to car floor on acoustic board 71.
It is to be spliced through the wooden boards of the Lignum seu Ramulus Cunninghamiae Lanceolatae of 180 DEG C of high-temperature heat treatment that sound reflection board 72 includes polylith seeds,
Wooden boards are tangential sawing material, and wooden boards are gathered direction with its xylem ray and pointed to the setting of acoustic board 71 side；Sound reflecting
Plate 72 includes the first damping layer 72a and reflecting layer 72b near the setting of acoustic board side in the thickness direction thereof, and first declines
Subtract the Nature Link that layer 72a and reflecting layer 72b is same material.Acoustic board (71), the first damping layer 72a and reflecting layer 72b tri-
Density ratio between person is: 0.30:0.38:0.65, simultaneously the thickness ratio between both the first damping layer 72a and reflecting layer 72b
For: between 2:1, and the spacing of thickness, acoustic board 71 and sound reflection board 72 of acoustic board 71 and the thickness three of sound reflection board 72
Ratio be 1.4:1.8:2.1.
Embodiment 2: a kind of quiet elevator as shown in Figure 3, its car includes car top, sedan-chair encloses 2, upper car floor and lower car floor,
Sedan-chair encloses 2 and includes the inwall being spliced to form by multiple inwall monomers 21, the outer wall being spliced to form by multiple outer wall monomers 22 and outer
It is provided with acoustical panel 7 in the space that side seal board 26, outer wall monomer 22 and outer side seal board 26 surround.
Acoustical panel 7, it includes the acoustic board 71 of distance setting, sound reflection board 72 and is placed equidistant anti-in acoustic board 71 harmony
Penetrate the multiple guide plates 76 between plate 72, acoustic board 71 is arranged at closely outer side seal board 26 side；Wait parallel to car floor on acoustic board 71
The silencing groove 74 being provided with away from ground, silencing groove 74 includes less first silencing groove of groove width and groove width is larger and closely described sound reflection board
Second silencing groove of side setting, described first silencing groove and described second silencing groove insertion connect.
It is to be spliced through the wooden boards of the poplar of 220 DEG C of high-temperature heat treatment that sound reflection board 72 includes polylith seeds,
Wooden boards are tangential sawing material, and wooden boards are gathered direction with its xylem ray and pointed to the setting of acoustic board 71 side；Sound reflecting
Plate 72 includes the first damping layer 72a and reflecting layer 72b near the setting of acoustic board side in the thickness direction thereof, and first declines
Subtract the Nature Link that layer 72a and reflecting layer 72b is same material.Acoustic board (71), the first damping layer 72a and reflecting layer 72b tri-
Density ratio between person is: 0.28:0.38:0.60, simultaneously the thickness ratio between both the first damping layer 72a and reflecting layer 72b
For 2.1:1, and the thickness of acoustic board 71, acoustic board 71 and the spacing of sound reflection board 72 and the thickness three of sound reflection board 72
Between ratio be 1.5:1.9:2.3.
The median plane α of guide plate 76 and the plane of sound reflection board 72 have 46 ° of acute angle folder；The median plane α of multiple guide plates 76
Parallel.
Turn and see Fig. 4, guide plate 76 includes sawtooth corrugation；The sawtooth corrugation recess of guide plate 76 is embedded with triangle silencing block, multiple
The plane that the receiving plane of triangle silencing block is formed is overlapped with the median plane α of guide plate 76, and in the present embodiment, triangle silencing block is close
Spend for 0.28-0.30g/cm2High-temperature heat treatment poplar material.
Turn and see Fig. 5, guide plate 76 both sides are passed through floating connection assembly 75 respectively and connected with acoustic board 71 and sound reflection board 72 elasticity
Connect.It is arranged at acoustic board 71 identical with floating connection assembly 75 structure on sound reflection board 72, therefore Fig. 5 is to be arranged on sound reflecting
The structure of this assembly is introduced as a example floating connection assembly 75 on plate 72.Floating connection assembly 75 includes corresponding being opened in sound absorption
Draw-in groove 751 on plate 71 and sound reflection board 72 and card set and the fixture 752 in draw-in groove 751；Fixture 752 includes 3 resins
Convex pad 7521 and the buckling groove 7522 being located between the convex pad of adjacent resin 7521, form elastic cavity in the convex pad of resin 7521；Lead
Plate 76 two ends are provided with connector, and connector includes 2 shackle member matching with buckling groove 7522, in the technical program, bullet
It is filled with air, when sound reflection board 72 constantly absorbs noise and is converted into heat energy and increased elastic cavity to card simultaneously in property cavity
The clamping effect of fitting.
Embodiment 3: embodiment 3 is with the difference of embodiment 2, also includes being arranged on reflecting layer relative to the first damping layer one
Second damping layer of side, is the Nature Link of same material between the first damping layer, reflecting layer and the second damping layer, the first decay
Density ratio between layer, reflecting layer and the second damping layer three is (0.28-0.40): (0.60-0.70): (0.30-0.35),
Thickness ratio between three is (2.0-2.2): 1:1.
Claims (10)
1. a kind of quiet elevator, its car includes car top, sedan-chair encloses (2), upper car floor and lower car floor, and described sedan-chair encloses (2) and includes by many
Inwall, the outer wall being spliced to form by multiple outer wall monomers (22) and outer side seal board that individual inwall monomer (21) is spliced to form
(26) it is provided with acoustical panel (7) in the space that, described outer wall monomer (22) and described outer side seal board (26) surround；It is characterized in that:
Described acoustical panel (7), it includes the acoustic board (71) of distance setting and sound reflection board (72), described acoustic board (71) setting
In closely described outer side seal board (26) side；
The silencing groove (74) being equidistantly provided with parallel to car floor on described acoustic board (71)；
Described sound reflection board (72) includes polylith wooden boards and is spliced, and described wooden boards are tangential sawing material, and described
Wooden boards are gathered direction with its xylem ray and are pointed to the setting of described acoustic board (71) side；
Described sound reflection board (72) includes the first damping layer near the setting of described acoustic board side in the thickness direction thereof
(72a) and reflecting layer (72b)；Described first damping layer (72a) and described reflecting layer (72b) are naturally connecting of same material
Connect.
2. a kind of quiet elevator according to claim 1 it is characterised in that: described acoustic board (71), described first decay
Layer (72a) and described reflecting layer (72b) triangular density ratio is: (0.28-0.40): (0.28-0.40): (0.60-
0.70).
3. a kind of quiet elevator according to claim 1 it is characterised in that: described first damping layer (72a) and described anti-
The thickness ratio penetrated between both layers (72b) is: (2.0-2.2): 1.
4. a kind of quiet elevator according to claim 1 it is characterised in that: the thickness of described acoustic board (71), described suction
Sound plate (71) and the spacing of described sound reflection board (72) are (1.3- with the triangular ratio of thickness of described sound reflection board (72)
1.5): (1.7-1.9): (2.0-2.3).
5. a kind of quiet elevator according to claim 1 it is characterised in that: described acoustical panel (7) also includes being placed equidistant
Multiple guide plates (76) between described acoustic board (71) and described sound reflection board (72), the median plane of described guide plate (76) with described
The plane of sound reflection board (72) has 37 ° -52 ° of acute angle folder；The median plane of multiple described guide plates (76) is parallel.
6. a kind of quiet elevator according to claim 5 it is characterised in that: described guide plate (76) both sides respectively with described suction
Sound plate (71) and described sound reflection board (72) elastic connection.
7. a kind of quiet elevator according to claim 5 it is characterised in that: described guide plate (76) includes sawtooth corrugation；Institute
The sawtooth corrugation recess stating guide plate (76) is embedded with triangle silencing block, the plane of the receiving plane formation of multiple described triangle silencing blocks
Overlap with the median plane of described guide plate (76).
8. a kind of quiet elevator according to claim 6 it is characterised in that: described guide plate (76) pass through floating connection assembly
(75) with described acoustic board (71) and described sound reflection board (72).
9. a kind of quiet elevator according to claim 8 it is characterised in that: described floating connection assembly (75) includes relatively
The draw-in groove (751) should being opened on described acoustic board (71) and described sound reflection board (72) and card set with described draw-in groove (751) in
Fixture (752)；Described fixture (752) includes the convex pad of multiple resins (7521) and is located at the convex pad of adjacent described resin
(7521) buckling groove (7522) between, described resin convex pad (7521) interior formation elastic cavity；Described guide plate (76) two ends set
There is connector, described connector includes the shackle member that multiple and described buckling groove (7522) is matched.
10. a kind of quiet elevator according to claim 1 it is characterised in that: described wooden boards are through 180 DEG C -210 DEG C
One of poplar after high-temperature heat treatment, Lignum seu Ramulus Cunninghamiae Lanceolatae or Paulownia material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879613.6A CN106348135B (en) | 2016-10-09 | 2016-10-09 | A kind of mute elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879613.6A CN106348135B (en) | 2016-10-09 | 2016-10-09 | A kind of mute elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106348135A true CN106348135A (en) | 2017-01-25 |
| CN106348135B CN106348135B (en) | 2018-09-11 |
Family
ID=57867186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610879613.6A Active CN106348135B (en) | 2016-10-09 | 2016-10-09 | A kind of mute elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106348135B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4414257A (en) * | 1981-07-09 | 1983-11-08 | Mitsubishi Denki Kabushiki Kaisha | Elevator panel |
| US5454449A (en) * | 1992-09-04 | 1995-10-03 | Kone Elevator Gmbh | Wall structure for an elevator, and an elevator car |
| JP2010074574A (en) * | 2008-09-19 | 2010-04-02 | Toshiba Corp | Electronic apparatus and sound adjusting method |
| JP2014525631A (en) * | 2011-09-01 | 2014-09-29 | マイクロソフト コーポレーション | Partial deduplication file optimization |
| CN204751800U (en) * | 2015-06-24 | 2015-11-11 | 浙江快速电梯有限公司 | Elevator car sound -insulating structure |
| CN204847707U (en) * | 2015-08-19 | 2015-12-09 | 曼斯顿电梯(浙江)有限公司 | Low noise elevator car |
| CN205328422U (en) * | 2016-01-22 | 2016-06-22 | 浙江蒂尔森电梯有限公司 | Thermal -insulated elevator car that makes an uproar falls |
| CN205575323U (en) * | 2016-03-22 | 2016-09-14 | 盐城市创颖知识产权服务有限公司 | Novel elevator guide way |
-
2016
- 2016-10-09 CN CN201610879613.6A patent/CN106348135B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4414257A (en) * | 1981-07-09 | 1983-11-08 | Mitsubishi Denki Kabushiki Kaisha | Elevator panel |
| US5454449A (en) * | 1992-09-04 | 1995-10-03 | Kone Elevator Gmbh | Wall structure for an elevator, and an elevator car |
| JP2010074574A (en) * | 2008-09-19 | 2010-04-02 | Toshiba Corp | Electronic apparatus and sound adjusting method |
| JP2014525631A (en) * | 2011-09-01 | 2014-09-29 | マイクロソフト コーポレーション | Partial deduplication file optimization |
| CN204751800U (en) * | 2015-06-24 | 2015-11-11 | 浙江快速电梯有限公司 | Elevator car sound -insulating structure |
| CN204847707U (en) * | 2015-08-19 | 2015-12-09 | 曼斯顿电梯(浙江)有限公司 | Low noise elevator car |
| CN205328422U (en) * | 2016-01-22 | 2016-06-22 | 浙江蒂尔森电梯有限公司 | Thermal -insulated elevator car that makes an uproar falls |
| CN205575323U (en) * | 2016-03-22 | 2016-09-14 | 盐城市创颖知识产权服务有限公司 | Novel elevator guide way |
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| Publication number | Publication date |
|---|---|
| CN106348135B (en) | 2018-09-11 |
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Denomination of invention: A silent elevator Effective date of registration: 20210527 Granted publication date: 20180911 Pledgee: Nanxun rural commercial bank Limited by Share Ltd. Zhejiang Pledgor: DESENK ELEVATOR (CHINA) Co.,Ltd. Registration number: Y2021330000477 |
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Denomination of invention: A silent elevator Effective date of registration: 20220729 Granted publication date: 20180911 Pledgee: Nanxun rural commercial bank Limited by Share Ltd. Zhejiang Pledgor: DESENK ELEVATOR (CHINA) CO.,LTD. Registration number: Y2022330001560 |
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Date of cancellation: 20231128 Granted publication date: 20180911 Pledgee: Nanxun rural commercial bank Limited by Share Ltd. Zhejiang Pledgor: DESENK ELEVATOR (CHINA) CO.,LTD. Registration number: Y2022330001560 |
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Denomination of invention: A silent elevator Effective date of registration: 20231130 Granted publication date: 20180911 Pledgee: Nanxun rural commercial bank Limited by Share Ltd. Zhejiang Pledgor: DESENK ELEVATOR (CHINA) CO.,LTD. Registration number: Y2023980068503 |
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