CN107447904A - Liftable type furred ceiling - Google Patents
Liftable type furred ceiling Download PDFInfo
- Publication number
- CN107447904A CN107447904A CN201710730810.6A CN201710730810A CN107447904A CN 107447904 A CN107447904 A CN 107447904A CN 201710730810 A CN201710730810 A CN 201710730810A CN 107447904 A CN107447904 A CN 107447904A
- Authority
- CN
- China
- Prior art keywords
- furred ceiling
- jacking block
- multiple guide
- pulley
- general frame
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/003—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation with movable parts, e.g. pivoting panels, access doors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/006—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation with means for hanging lighting fixtures or other appliances to the framework of the ceiling
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/18—Means for suspending the supporting construction
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/30—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by edge details of the ceiling; e.g. securing to an adjacent wall
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of Liftable type furred ceiling, and for furred ceiling to be pulled up into top surface from ground or drops to ground from top surface, Liftable type furred ceiling includes：Furred ceiling general frame, multiple guide rail upright columns, lowering or hoisting gear and power switch.Furred ceiling general frame includes：Multiple guide grooves, the first touching jacking block and the second touching jacking block.Multiple guide grooves are opened in the corner of furred ceiling general frame respectively；First touching jacking block and the second touching jacking block interval are fixed in the top of furred ceiling general frame.Multiple guide rail upright columns one end are perpendicularly fixed at top surface, and multiple guide rail upright columns correspond to through multiple guide grooves respectively.Lowering or hoisting gear includes：First pulley and second pulley, motor and steel wire rope.Wherein, steel wire rope can be tightened up or loosened to motor, so as to drive furred ceiling general frame to be risen or fallen in multiple guide rail upright columns.Whereby, Liftable type furred ceiling of the invention, eliminates artificial high-rise working, and easy for installation, efficiency high.
Description
Technical field
The present invention relates to a kind of Liftable type furred ceiling.
Background technology
Interior decoration would generally carry out furred ceiling installation, be mainly used in beautifying indoor environment, according to needed for decoration style
Miscellaneous furred ceiling decoration would generally be installed.
Then existing installation furred ceiling is all artificial aloft operation, and extremely inconvenient during installation, efficiency is low, and rear
During phase maintenance and repair, it is also necessary to which artificial aloft operation progress maintenance and repair, such as the top of airport hall are high, workmen
It is also easily injured,
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of Liftable type furred ceiling, installation can be completed on ground and maintenance is protected
It is clean, artificial high-rise working is eliminated, and easy for installation, efficiency high.
To achieve the above object, the invention provides a kind of Liftable type furred ceiling, for by furred ceiling from ground
It is pulled up to top surface or drops to ground from top surface, Liftable type furred ceiling includes：Furred ceiling general frame, multiple guide rail upright columns,
Lowering or hoisting gear and power switch.Furred ceiling general frame includes：Multiple guide grooves, the first touching jacking block and the second touching jacking block.
Multiple guide grooves are opened in the corner of furred ceiling general frame respectively；First touching jacking block and the second touching jacking block interval are fixed in and hung
Push up the top of general frame.Multiple guide rail upright columns one end are perpendicularly fixed at top surface, and multiple guide rail upright columns correspond to through more respectively
Individual guide groove.Lowering or hoisting gear includes：First pulley and second pulley, motor and steel wire rope.First pulley and second pulley are therebetween
Every being arranged at top surface；Motor is arranged between first pulley and second pulley；Steel wire rope one end is connected with the first touching jacking block, separately
One end is connected around first pulley, motor and second pulley and with the second touching jacking block successively.And power switch and motor electricity
Property connection, to the keying of controlled motor.Wherein, steel wire rope can be tightened up or loosened to motor, so as to drive furred ceiling general frame
Risen or fallen in multiple guide rail upright columns.
Preferably, in above-mentioned technical proposal, furred ceiling general frame is made up of ceiling framework and ceiling joist, and furred ceiling is whole
Body framework is square or rectangle.
Preferably, in above-mentioned technical proposal, the quantity of multiple guide grooves is four, and the quantity of multiple guide rail upright columns is four
It is individual.
Preferably, in above-mentioned technical proposal, Liftable type furred ceiling also includes：Fixed lockable mechanism, it, which is arranged at, hangs
The top of general frame is pushed up, to stop that blocking furred ceiling general frame rises, and two sides are fixed in multiple guide rail upright columns, fixed
Lockable mechanism includes：First automatic open-close device and the second automatic open-close device.First automatic open-close device is arranged at the first touching top
Between block and first pulley；Second automatic open-close device is arranged between the second touching jacking block and second pulley；Wherein, when first touches
At most block and the second touching jacking block touch the first automatic open-close device and the second automatic open-close device, and the first automatic open-close device and second is certainly
Dynamic open and close device shrinks, so as to block the first touching jacking block and the second touching jacking block.
Preferably, in above-mentioned technical proposal, Liftable type furred ceiling also includes：Control module and remote control.Control
Module and power switch are electrically connected with, to control the keying of power switch, further can also controlled motor tighten up or loosen
Steel wire rope；And remote control and control module wireless connection, to control control module.
Compared with prior art, the present invention has the advantages that：The Liftable type furred ceiling of the present invention, Ke Yi
Installation is completed on ground and maintenance is kept a public place clean, and eliminates artificial high-rise working, and easy for installation, efficiency high.
Brief description of the drawings
Fig. 1 is the structural representation according to the furred ceiling of the present invention.
Fig. 2 is the structural representation according to a kind of Liftable type furred ceiling of the present invention.
Main Reference Numerals explanation：
1- furred ceiling general frames, 11- guide grooves, 12- ceiling frameworks, 13- ceiling joists, 14- first touch jacking block, 15-
Second touching jacking block, 2- guide rail upright columns, 3- lowering or hoisting gears, 31- first pulleys, 32- second pulleys, 33- motors, 34- steel wire ropes,
4- fixes lockable mechanism, 41- the first automatic open-close devices, 42- the second automatic open-close devices.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figure 1 to Figure 2, according to a kind of Liftable type furred ceiling of the specific embodiment of the invention, for by day
Flower furred ceiling is pulled up to top surface from ground or drops to ground from top surface, and Liftable type furred ceiling includes：Furred ceiling general frame 1,
Multiple guide rail upright columns 2, lowering or hoisting gear 3 and power switch (not illustrating).Furred ceiling general frame 1 includes：Multiple guide grooves 11,
One touching jacking block 14 and second touches jacking block 15.Multiple guide grooves 11 are opened in the corner of furred ceiling general frame 1 respectively；First touches
At most block 14 and second touches jacking block 15 and is spaced the top for being fixed in furred ceiling general frame 1.Multiple one end of guide rail upright columns 2 are vertically solid
Due to top surface, and multiple guide rail upright columns 2 correspond to through multiple guide grooves 11 respectively.Lowering or hoisting gear 3 includes：First pulley 31 and
Two pulleys 32, motor 33 and steel wire rope 34.It is arranged at intervals at top surface for first pulley 31 and second pulley 32, and it can be passed through
Rope or steel wire rope are fixed on top surface, i.e. the both ends of rope or steel wire rope are fixed on top surface, are provided with first pulley 31 among it
Or second pulley 32, but the invention is not restricted to this, other any top surfaces that are securable to can also make first pulley 31 and second pulley
32 devices for hanging on top surface all may be used；Motor 33 is arranged between first pulley 31 and second pulley 32；The one end of steel wire rope 34 with
First touching jacking block 14 connects, and the other end pushes up around first pulley 31, motor 33 and second pulley 32 and with the second touching successively
Block 15 connects, that is, motor 33 its be to be hung on by steel wire rope 34 between first pulley 31 and second pulley 32.And power supply
Switch is electrically connected with motor 33, to the keying of controlled motor 33.Wherein, steel wire rope 34 can be tightened up or loosened to motor 33,
So as to drive furred ceiling general frame 1 to be risen or fallen in multiple guide rail upright columns 2.
Preferably, furred ceiling general frame 1 is made up of ceiling framework 12 and ceiling joist 13, and furred ceiling general frame 1 is in
Square or rectangular, but the invention is not restricted to this, furred ceiling general frame 1 can also be circular or other are variously-shaped；It is multiple to lead
The quantity of track slot 11 is four, and the quantity of multiple guide rail upright columns 2 is four, but the invention is not restricted to this, such as furred ceiling entirety frame
Frame 1 is other shapes, also can be according to the guide groove 11 and guide rail upright columns 2 of the shape configuration respective numbers.
Preferably, Liftable type furred ceiling also includes：Fixed lockable mechanism 4, it is arranged at the upper of furred ceiling general frame 1
Side, to stop that blocking furred ceiling general frame 1 rises, and two sides are fixed in multiple guide rail upright columns 2, and fixed lockable mechanism 4 wraps
Contain：First automatic open-close device 41 and the second automatic open-close device 42.First automatic open-close device 41 is arranged at the first touching jacking block 14
Between first pulley 31；Second automatic open-close device 42 is arranged between the second touching jacking block 15 and second pulley 32；Wherein, when
First touching jacking block 14 and second touches jacking block 15 and touches the first automatic open-close device 41 and the second automatic open-close device 42, and first is automatic
The automatic open-close device 42 of open and close device 41 and second shrinks, so as to block the first touching jacking block 14 and the second touching jacking block 15.
Preferably, Liftable type furred ceiling also includes：Control module (not illustrating) and remote control (not illustrating).Control
Module and power switch are electrically connected with, to control the keying of power switch, further can also controlled motor 33 tighten up or put
Loose steel wire rope 34；And remote control and control module wireless connection, it can be set to control control module, wherein on remote control
Rise button and decline button, when pressing rising button, power switch starts, and motor 33 is tightened up steel wire rope 34, so as to drive
Furred ceiling rises, and when pressing decline button, power switch starts, and motor 33 is loosened steel wire rope 34, so as to drive day
Flower furred ceiling declines.
In actual applications, complete the assembling of furred ceiling on the ground first, (pressed by manipulating remote control by rising
Button), now motor 33 tightens up steel wire rope 34, drives furred ceiling to rise in guide rail upright columns 2, until the top of furred ceiling is touched
Encountering fixed lockable mechanism 4, (the first touching jacking block 14 and second touches jacking block 15 and has touched the first automatic open-close device 41 and the
Two automatic open-close devices 42), now furred ceiling has risen to highest point (default installation fixing position is put), due to fixed locking structure
4 presence, it can stop that spacing furred ceiling continues to rise, and the first automatic open-close device 41 can block the first touching jacking block 14, the
Two automatic open-close devices 42 can block the second touching jacking block 15, prevent furred ceiling from declining, the above has been completed to the upper of furred ceiling
Rise installment work.When needing to carry out maintenance and repair to furred ceiling, now can by manipulating remote control (press decline button),
Now motor 33 loosens steel wire rope 34, the first automatic open-close device 41 and the second automatic open-close device 42 decontrol the first touching jacking block 14 and
Second touching jacking block 15, so that furred ceiling declines in guide rail upright columns 2, until furred ceiling is dropped on ground, i.e.,
The work of furred ceiling decline is completed, now maintenance manually can be completed to furred ceiling on the ground or kept a public place clean.
In summary, Liftable type furred ceiling of the invention, installation can be completed on ground and maintenance is kept a public place clean, eliminated
Artificial high-rise working, and easy for installation, efficiency high.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (5)
1. a kind of Liftable type furred ceiling, for furred ceiling to be pulled up into top surface from ground or drops to ground from top surface,
Characterized in that, the Liftable type furred ceiling includes：
Furred ceiling general frame, it is included：
Multiple guide grooves, the multiple guide groove are opened in the corner of the furred ceiling general frame respectively；And
First touching jacking block and the second touching jacking block, its interval is fixed in the top of the furred ceiling general frame；
Multiple guide rail upright columns, its one end is perpendicularly fixed at the top surface, and the multiple guide rail upright columns correspond to through described respectively
Multiple guide grooves；
Lowering or hoisting gear, it is included：
First pulley and second pulley, it is arranged at intervals at the top surface；
Motor, it is arranged between the first pulley and the second pulley；And
Steel wire rope, its one end with described first touching jacking block be connected, the other end successively bypass the first pulley, the motor and
The second pulley is simultaneously connected with the described second touching jacking block；And
Power switch, it is electrically connected with the motor, to control the keying of the motor；
Wherein, the steel wire rope can be tightened up or loosened to the motor, so as to drive the furred ceiling general frame the multiple
Risen or fallen in guide rail upright columns.
2. Liftable type furred ceiling according to claim 1, it is characterised in that the furred ceiling general frame is by furred ceiling
Framework and ceiling joist composition, and the furred ceiling general frame is square or rectangle.
3. Liftable type furred ceiling according to claim 1, it is characterised in that the quantity of the multiple guide groove is four
It is individual, and the quantity of the multiple guide rail upright columns is four.
4. Liftable type furred ceiling according to claim 1, it is characterised in that the Liftable type furred ceiling also wraps
Contain：
Fixed lockable mechanism, it is arranged at the top of the furred ceiling general frame, and the furred ceiling general frame is blocked to stop
Rise, and two sides are fixed in the multiple guide rail upright columns, the fixed lockable mechanism includes：
First automatic open-close device, it is arranged between the first touching jacking block and the first pulley；And
Second automatic open-close device, it is arranged between the second touching jacking block and the second pulley；
Wherein, when the described first touching jacking block and the second touching jacking block touch the first automatic open-close device and described second
Automatic open-close device, the first automatic open-close device and the second automatic open-close device shrink, so as to block the first touching top
Block and the second touching jacking block.
5. Liftable type furred ceiling according to claim 1, it is characterised in that the Liftable type furred ceiling also wraps
Contain：
Control module, it is electrically connected with the power switch, to control the keying of the power switch, further can also
The motor is controlled to tighten up or loosen the steel wire rope；And
Remote control, itself and the control module wireless connection, to control the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710730810.6A CN107447904B (en) | 2017-08-23 | 2017-08-23 | Liftable type furred ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710730810.6A CN107447904B (en) | 2017-08-23 | 2017-08-23 | Liftable type furred ceiling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107447904A true CN107447904A (en) | 2017-12-08 |
| CN107447904B CN107447904B (en) | 2019-09-03 |
Family
ID=60493843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710730810.6A Expired - Fee Related CN107447904B (en) | 2017-08-23 | 2017-08-23 | Liftable type furred ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107447904B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108408576A (en) * | 2018-04-08 | 2018-08-17 | 广东翔龙建材有限公司 | A kind of lightgage steel joist construction and installation hanging apparatus |
| CN110158835A (en) * | 2018-02-24 | 2019-08-23 | 嘉兴富得利厨卫科技有限公司 | A kind of preventing water leakage ceiling system and control method |
| CN110158836A (en) * | 2018-02-24 | 2019-08-23 | 嘉兴富得利厨卫科技有限公司 | A kind of height-adjustable ceiling system and control method |
| CN110821025A (en) * | 2019-11-19 | 2020-02-21 | 江苏天茂建设有限公司 | Indoor combined lamp pool and construction method thereof |
| CN112538925A (en) * | 2020-12-26 | 2021-03-23 | 广东正通博雅装饰工程有限公司 | Relief type suspended ceiling and process thereof |
| CN113882576A (en) * | 2021-09-22 | 2022-01-04 | 苏州金螳螂建筑装饰股份有限公司 | Ornament stay-supported suspended structure with accurately adjusted height |
| CN114809427A (en) * | 2022-05-19 | 2022-07-29 | 金螳螂精装科技（苏州）有限公司 | Assembled furred ceiling hoist and mount project organization based on indoor complicated roof structure |
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| CN203475678U (en) * | 2013-09-30 | 2014-03-12 | 新乡职业技术学院 | Automatic lifting plane hung ceiling |
| CN203716382U (en) * | 2013-12-17 | 2014-07-16 | 嘉兴奥威狮集成家居科技有限公司 | Lifting integrated ceiling based on mobile network device control |
| CN104389370A (en) * | 2014-11-14 | 2015-03-04 | 江西师范大学 | Multifunctional ceiling |
| CN104652683A (en) * | 2014-12-31 | 2015-05-27 | 深圳市中孚泰文化建筑建设股份有限公司 | Lift ceiling and auditorium suspended ceiling |
| CN204625085U (en) * | 2015-05-26 | 2015-09-09 | 张鸿 | A kind of lifting mode maintenance ladder |
| CN105178494A (en) * | 2015-09-08 | 2015-12-23 | 上海黑之白建筑设计有限公司 | Manually-operated sliding rail type suspended ceiling |
| CN205116522U (en) * | 2015-09-01 | 2016-03-30 | 袁黄炯 | Automatic integrated furred ceiling of intelligence dynamic |
| CN205444629U (en) * | 2016-03-19 | 2016-08-10 | 北京清大环艺装饰工程有限公司 | Liftable formula ceiling |
| JP6044988B2 (en) * | 2013-01-21 | 2016-12-14 | 元旦ビューティ工業株式会社 | Mounting method of ceiling panel for retrofitting and ceiling structure |
| CN206016033U (en) * | 2016-08-31 | 2017-03-15 | 广州市大广建材有限公司 | Adjustable lifting is held court from behind a screen variola |
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2017
- 2017-08-23 CN CN201710730810.6A patent/CN107447904B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6044988B2 (en) * | 2013-01-21 | 2016-12-14 | 元旦ビューティ工業株式会社 | Mounting method of ceiling panel for retrofitting and ceiling structure |
| CN203475678U (en) * | 2013-09-30 | 2014-03-12 | 新乡职业技术学院 | Automatic lifting plane hung ceiling |
| CN203716382U (en) * | 2013-12-17 | 2014-07-16 | 嘉兴奥威狮集成家居科技有限公司 | Lifting integrated ceiling based on mobile network device control |
| CN104389370A (en) * | 2014-11-14 | 2015-03-04 | 江西师范大学 | Multifunctional ceiling |
| CN104652683A (en) * | 2014-12-31 | 2015-05-27 | 深圳市中孚泰文化建筑建设股份有限公司 | Lift ceiling and auditorium suspended ceiling |
| CN204625085U (en) * | 2015-05-26 | 2015-09-09 | 张鸿 | A kind of lifting mode maintenance ladder |
| CN205116522U (en) * | 2015-09-01 | 2016-03-30 | 袁黄炯 | Automatic integrated furred ceiling of intelligence dynamic |
| CN105178494A (en) * | 2015-09-08 | 2015-12-23 | 上海黑之白建筑设计有限公司 | Manually-operated sliding rail type suspended ceiling |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158835A (en) * | 2018-02-24 | 2019-08-23 | 嘉兴富得利厨卫科技有限公司 | A kind of preventing water leakage ceiling system and control method |
| CN110158836A (en) * | 2018-02-24 | 2019-08-23 | 嘉兴富得利厨卫科技有限公司 | A kind of height-adjustable ceiling system and control method |
| CN108408576A (en) * | 2018-04-08 | 2018-08-17 | 广东翔龙建材有限公司 | A kind of lightgage steel joist construction and installation hanging apparatus |
| CN110821025A (en) * | 2019-11-19 | 2020-02-21 | 江苏天茂建设有限公司 | Indoor combined lamp pool and construction method thereof |
| CN112538925A (en) * | 2020-12-26 | 2021-03-23 | 广东正通博雅装饰工程有限公司 | Relief type suspended ceiling and process thereof |
| CN112538925B (en) * | 2020-12-26 | 2022-05-10 | 广东正通博雅装饰工程有限公司 | Relief type suspended ceiling and process thereof |
| CN113882576A (en) * | 2021-09-22 | 2022-01-04 | 苏州金螳螂建筑装饰股份有限公司 | Ornament stay-supported suspended structure with accurately adjusted height |
| CN114809427A (en) * | 2022-05-19 | 2022-07-29 | 金螳螂精装科技（苏州）有限公司 | Assembled furred ceiling hoist and mount project organization based on indoor complicated roof structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107447904B (en) | 2019-09-03 |
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