CN105201276A - Sound-insulating dustproof decorative wall structure for construction site - Google Patents
Sound-insulating dustproof decorative wall structure for construction site Download PDFInfo
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- CN105201276A CN105201276A CN201510683813.XA CN201510683813A CN105201276A CN 105201276 A CN105201276 A CN 105201276A CN 201510683813 A CN201510683813 A CN 201510683813A CN 105201276 A CN105201276 A CN 105201276A
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- resistance dirt
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Abstract
The invention discloses a sound-insulating dustproof decorative wall structure for a construction site. The structure comprises sound-insulating dustproof decorative plates, earthwork screws, short round tubes, round tubes, C-shaped steel tubes, round tube assembly buckles and sound-insulating dustproof decorative wall assembly buckles; the round tubes are connected by the round tube assembly buckles into a plurality of layers and a plurality of lines, so as to form a steel frame; each transverse round tube at the front end of the steel frame is connected with the corresponding sound-insulating dustproof decorative wall assembly buckles for being locked; every two C-shaped steel tubes are vertically mounted on the corresponding sound-insulating dustproof decorative wall assembly buckles, so as to form a plurality of lines of plate slot structures; the sound-insulating dustproof decorative plates are respectively inserted into the plate slots formed between the C-shaped steel tubes on two sides. The structure has the advantages that all the components are constructed according to a dry method, so that damage and pollution to the site environment during establishment of construction fences are avoided; noise and dust emission at the construction site are reduced; energy consumption is reduced; the cost for environmental protection at the construction site is reduced; the appearance of the structure is beautiful; all the structural parts can be recycled; the structure is high in mounting speed, safe and reliable in mounting process, and convenient to mount and dismount.
Description
Technical field
The present invention relates to construction decorative wall, particularly relate to a kind of job site sound insulation resistance dirt decorative wall structure.
Background technology
Job site decorative wall structure and mounting method mainly contain following several: 1, steel plate enclosing: need to excavate the earthwork, concreting and embedded iron, weldable steel skeleton, welding service portion.There is on-the-spot pollution in this wet construction and weld job itself, material can not be reused, and produces a large amount of rubbish after removing, the resource that waste is valuable, and there is efficiency of construction low, the cycle is long, high cost defect.2, brick mixes enclosing: the earthwork is excavated in job site, and concreting basis, lintel, build by laying bricks or stones, plaster, and pastes ceramic tile.This wet construction contaminated environment, needs a large amount of bricklayer, and long in time limit, of poor quality, cost is high.Construction terminates to produce a large amount of rubbish when removing, and all material can not recycle, and causes social resources huge waste.3, GRC(glass fiber reinkorced concrete) prefabricated enclosing: although rail portion is by produce in factory, job site also needs to excavate the earthwork, and concreting basis, builds lintel, the construction links such as Site Welding.When needing after using to remove, not only foundation produces a large amount of rubbish, and the prefabricated enclosing of GRC is very easily damaged, repeats to produce rubbish and contaminated environment.
Above job site decorative wall mounting method all can not realize standardization, seriation, factorial praluction.
Summary of the invention
In view of prior art Problems existing and defect, the invention provides a kind of job site sound insulation resistance dirt decorative wall structure.This structure is applicable to dry construction, damage and pollution site environment during to avoid setting up construction guard fender; Job site noise, dust emission can be reduced; Realize all structural members object re-used capable of circulation.
The technical scheme that the present invention takes is: a kind of job site sound insulation resistance dirt decorative wall structure, it is characterized in that: this decorative wall structure comprises sound insulation resistance dirt decorative panel, the geotechnological screw with flange, the short pipe with flange, pipe, C-type steel, pipe assembling buckle and sound insulation resistance dirt decorative wall assembling buckle, described pipe is divided into skewed horizontal load pipe, horizontal pipe, longitudinal pipe and vertical tube, with pipe assembling buckle, pipe is connected into some layers and some row, form steel frame; Short pipe with flange is fixedly connected with the flange being arranged on underground two casting work screw by the flange on it; In steel frame, each short pipe with flange of lower end and the rear row of every root skewed horizontal load pipe is assembled buckle with pipe and is connected and locks; Buckle is assembled with pipe in skewed horizontal load pipe and the horizontal pipe intersection of every root to be connected and to lock simultaneously; The horizontal pipe of every root and longitudinal pipe intersection are assembled buckle with pipe and are connected and lock; Buckle is assembled with pipe in the lower end of root vertical tube every in steel frame and the front-seat short pipe intersection with flange be connected and lock; Simultaneously in steel frame, the horizontal pipe of every root and vertical tube intersection are assembled buckle with pipe and are connected and lock; The horizontal pipe of every root in steel frame front end and sound insulation hinders dirt decorative wall and assembles buckle and is connected and lock, and every two C-type steel are vertically mounted on to insulate against sound and hinder dirt decorative wall and assemble on buckle, form some row and hinder the board slot structure of dirt decorative panel for inserting to insulate against sound; Some pieces of sound insulation resistance dirt decorative panels are inserted in the board slot of both sides C-type steel respectively.
The beneficial effect of feature of the present invention and generation is: all component, material complete in factory;
All structural members adopt dry construction; Damage and pollution site environment when avoiding setting up construction guard fender; Reduce job site noise, dust emission; Energy conservation consumes; Reduce job site environmental protection cost; Appearance looks elegant is beautiful simultaneously.All material recycles and can reach 20 times; This structure installment speed is fast; Installation process is safe and reliable; Installation and removal are convenient.
The sound insulation resistance dirt decorative wall assembling buckle of the present invention's design, can make sound insulation hinder dirt decorative wall overall structure and install more quick; Can use by turnaround cycle; Buckle can make C-type steel be connected with horizontal pipe, forms board slot structure; Column (C-type steel) position can be made arbitrarily to regulate, do not affect by base position.
The sound insulation resistance dirt decorative panel of the present invention's design, anticorrosion service life, more than 15 years, can use by turnaround cycle.Not only have good sound-adsorbing sound-insulating hung performance, also have excellent weatherability and physical property, all technical is all higher than national standard.The inner acoustical cotton of sound insulation resistance dirt decorative panel, fusing point height is non-combustible, and fire-protection rating reaches A level, meets fire code requirement completely.Sound insulation resistance dirt decorative panel also has good looking appearance, from heavy and light, easy installation and removal and be convenient to the advantages such as maintenance.Therefore, job site environmental engineering can be widely used in.
Accompanying drawing explanation
Fig. 1 is job site sound insulation resistance dirt decorative wall structural entity schematic diagram;
Fig. 2, Fig. 3 are pipe assembling buckle and pipe installation position A, B close-up schematic view in Fig. 1;
Fig. 4 is pipe assembling buckle structure stereogram;
Fig. 5 is sound insulation resistance dirt decorative wall assembling buckle installation position C close-up schematic view in Fig. 1;
Fig. 6 is sound insulation resistance dirt decorative wall assembling buckle structure stereogram;
Fig. 7 is the exploded view of Fig. 6;
Fig. 8 is the geotechnological screw schematic diagram with flange in Fig. 1;
Fig. 9 is sound insulation resistance dirt decorative board structure stereogram in Fig. 1;
Figure 10 is the exploded view of Fig. 9.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
Referring to figs. 1 through Figure 10, a kind of job site sound insulation resistance dirt decorative wall structure comprises sound insulation resistance dirt decorative panel 1, the geotechnological screw 2 with flange, the short pipe 3 with flange, pipe 4, C-type steel 5, pipe assembling buckle 6 and sound insulation resistance dirt decorative wall assembling buckle 7, pipe 4 is divided into skewed horizontal load pipe 401, horizontal pipe 402, longitudinal pipe 403 and vertical tube 404, with pipe assembling buckle 6, pipe 4 is connected into some layers and some row, form steel frame; Short pipe 3 with flange is fixedly connected with the flange being arranged on underground two casting work screw 2 by the flange on it; In steel frame, each short pipe 3 with flange of lower end and the rear row of every root skewed horizontal load pipe 401 is assembled buckle 6 with pipe and is connected and locks; Buckle 6 is assembled with pipe in horizontal to skewed horizontal load pipe 401 and every root pipe 402 intersection simultaneously and be connected locking; The horizontal pipe 402 of every root and longitudinal pipe 403 intersection are assembled buckle 6 with pipe and are connected and lock; The lower end of root vertical tube 404 every in steel frame is assembled buckle 6 with front-seat short pipe 3 intersection with flange with pipe and is connected locking; Simultaneously in steel frame, the horizontal pipe 402 of every root and vertical tube 404 intersection are assembled buckle 6 with pipe and are connected and lock; The horizontal pipe 402 of every root in steel frame front end and sound insulation hinders dirt decorative wall and assembles buckle 7 and is connected and lock, and every two C-type steel 5 are vertically mounted on to insulate against sound and hinder dirt decorative wall and assemble on buckle 7, form some row and hinder the board slot structure of dirt decorative panel 1 for inserting to insulate against sound; Some pieces of sound insulation resistance dirt decorative panels 1 are inserted in the board slot of both sides C-type steel 5 respectively.
With reference to Fig. 2 to Fig. 4, pipe assembling buckle 6 of the present invention adopts the buckle structure of known use in the industry.When using pipe assembling buckle 6 to install, first fixing pipe is intersected in two kinds of preparations in oblique pipe 401, horizontal pipe 402, longitudinal pipe 403 or vertical tube 404 and put in pipe assembling buckle 6, then erection bolt nut check.
The buckle structure that job site decorative wall structure installment uses is two collars, and the buckle of this structure can only be used for the connection between pipe, and can not be used for the connection between C-type steel and pipe.Job site sound insulation resistance dirt decorative wall structure adopts dry construction in installation process, can be easy for installation and removal to make all structural members, realize cycling and reutilization, sound insulation resistance dirt decorative panel is needed to be directly installed in the slot of C-type steel, this just needs to design a kind of buckle that pipe can be made to be connected with C-type steel, to form the structure directly inserting sound insulation resistance dirt decorative panel.
With reference to Fig. 5 to Fig. 7, sound insulation resistance dirt decorative wall assembling buckle 7 of the present invention comprises backboard 701, retaining collar 702, have strong market potential 703, movable loop 704, short pin 705, bolt 706 and nut 707; Backboard 701 is provided with centre bore 701-1, centre bore 701-1 bilateral symmetry is provided with the slot 701-2 for installing C-type steel, the upper and lower side of slot 701-2 is arranged with for from firm right angle slotted eye 701-3, and backboard 701 is riveted by the installing hole of centre bore 701-1 and retaining collar 702; 703 by installing hole, retaining collar 702 to be connected with movable loop 704 with having strong market potential; Bolt 706 is connected with retaining collar 702 by installing hole with short pin 705; Be inserted in bolt 706 with nut 707 regulate and fix sound insulation resistance dirt decorative wall assembling buckle 7.
Sound insulation resistance dirt decorative wall assembling buckle 7 improves in the design basis of existing pipe assembling buckle 6, adds for the backboard 701 with the back-to-back installation of C-type steel 5.Sound insulation resistance dirt decorative wall assembling buckle 7 is used for installing sound insulation resistance dirt decorative panel 1, is connected by backboard 701 by the mode of riveted joint with retaining collar 702; Horizontal for front row steel pipe 402 being put in retaining collar 702,703 retaining collar 702 to be connected with movable loop 703 with having strong market potential; With short pin 705, bolt 706 is connected with retaining collar 702; Finally lock sound insulation resistance dirt decorative wall assembling buckle 7 with nut 707, respectively two C-type steel 5 are injected in the slot 701-2 of backboard 701 again, some root posts as sound insulation resistance dirt decorative wall are positioned at steel frame front end, are namely assembled into some row for installing the board slot structure of sound insulation resistance dirt decorative panel 1.
By some pieces of sound insulation resistance dirt decorative panels 1 according to up and down or left and right order insert successively in the board slot of C-type steel (column) 5 of adjacent both sides, the installation of overall sound insulation resistance dirt decorative panel can be completed, composition job site sound insulation resistance dirt decorative wall.
Forming for steel plate punched of sound insulation resistance dirt decorative wall assembling buckle 7, by backboard 701 punch forming, and machining center hole 701-1, slot 701-2 and right angle slotted eye 701-3; By retaining collar 702 and movable loop 704 punch forming, and processing mounting holes.
With reference to Fig. 9 and Figure 10, sound insulation resistance dirt decorative panel 1 of the present invention comprises compressing sound insulation resistance dirt decorative panel front plate 101, sound insulation resistance dirt decorative panel backplate 102 and sound insulation resistance dirt decorative panel side plate 104, place acoustical cotton 103 between sound insulation resistance dirt decorative panel front plate 101 and sound insulation resistance dirt decorative panel backplate 102, by pulling rivet, sound insulation resistance dirt decorative panel front plate 101 and sound insulation resistance dirt decorative panel backplate 102 are assembled into one with both sides sound insulation resistance dirt decorative panel side plate 104.
Sound insulation resistance dirt decorative panel front plate 101 surface is provided with male and fomale(M&F) region, and male and fomale(M&F) region is alternately provided with bloop 101-1 and shutter 101-2.
The sound insulation resistance surperficial upper end of dirt decorative panel front plate 101 is provided with concavo-convex 101-3, concavo-convex 101-3 edge downward bending, assembles for hindering dirt decorative panel backplate 2 with sound insulation; The sound insulation resistance surperficial lower end of dirt decorative panel front plate 101 is provided with boss 101-4, for the assembling of each sound insulation resistance dirt decorative panel; Edge, the backplate 102 surperficial upper end upwards bending of sound insulation resistance dirt decorative panel, and then inwardly bending, edge, the backplate 2 surperficial lower end upwards bending of sound insulation resistance dirt decorative panel, and then outwards bending, assemble for hindering dirt decorative panel front plate 101 with sound insulation.
Both sides sound insulation resistance dirt decorative panel side plate 104 symmetrical configuration, sound insulation resistance dirt decorative panel side plate 104 upper surface, both sides is provided with for hindering with sound insulation the male and fomale(M&F) 104-1 that dirt decorative panel front plate 1 assembles.
Sound insulation resistance dirt decorative panel backplate 102 surface is plane, is equidistantly provided with reinforcing rib 102-1 in the plane.
The sound insulation resistance dirt decorative panel 1 that the present invention adopts, its sound insulation resistance dirt decorative panel front plate 101, sound insulation resistance dirt decorative panel backplate 102 and sound insulation resistance dirt decorative panel side plate 104 are compressing; Acoustical cotton 103 is put into center; With pulling rivet, sound insulation resistance dirt decorative panel front plate 101, sound insulation resistance dirt decorative panel backplate 102 are hindered dirt decorative panel side plate 104 with sound insulation and be fixed as one.The size of sound insulation resistance dirt decorative panel can be designed to: length × wide × height=1980 × 500 × 50=mm
,some pieces of sound insulation resistance dirt decorative panels 1 are inserted in the board slot of C-type steel 5, composition job site sound insulation resistance dirt decorative wall.
Referring to figs. 1 through Figure 10, job site sound insulation resistance dirt decorative wall structure adopts dry method to install, to realize recycling.It is mechanically-assembled that dry method installation refers to that all structural members all adopt.Its installation step is as follows:
(1). the Distance geometry height of sound insulation resistance dirt decorative wall is installed as required, gets sound insulation resistance dirt decorative panel 1, the geotechnological screw 2 with flange, the short pipe 3 with flange, pipe 4, C-type steel 5, pipe assembling buckle 6 and sound insulation resistance dirt decorative wall assembling buckle 7 ready.
(2). first two geotechnological screw 2 equidistant vertical arranged with flange are installed on underground, make geotechnological screw 2 flange and ground line in same level; According to different regions geological conditions, utilize geotechnological screw mounting machine that two geotechnological screw 2 equidistant vertical arranged with flange are installed on underground.
(3). the short pipe 3 with flange is fixedly connected with geotechnological screw 2 flange by the flange on it.
(4). the Distance geometry height of sound insulation resistance dirt decorative wall is installed as required, connects into some layers and some row by horizontal for pipe 4, longitudinal, vertical, oblique, form steel frame.
(5). the lower end of root skewed horizontal load pipe 401 every in steel frame is assembled buckle 6 with each short pipe 3 with flange of rear row with pipe and is connected locking; Buckle 6 is assembled with pipe in horizontal to skewed horizontal load pipe 401 and every root pipe 402 intersection simultaneously and be connected locking; The horizontal pipe 402 of every root and longitudinal pipe 403 intersection are assembled buckle 6 with pipe and are connected and lock.
(6). buckle 6 is assembled with pipe in the lower end of root vertical tube 404 every in steel frame and front-seat short pipe 3 intersection with flange and is connected and locks (as shown in Figure 3); Simultaneously in steel frame, the horizontal pipe 402 of every root and every root vertical tube 404 intersection are assembled buckle 6 with pipe and are connected and lock (as shown in Figure 2).
(7). the horizontal pipe 402 of the every root in the steel frame of front end hinders dirt decorative wall and assembles buckle 7 and be fixedly connected with insulating against sound, form the board slot structure that several insert sound insulation resistance dirt decorative panel 1, every two C-type steel 5 are vertically injected in the slot 701-2 of sound insulation resistance dirt decorative wall assembling buckle backboard 701.
(8). sound insulation resistance dirt decorative panel 1 is inserted in the board slot of C-type steel 5, is assembled into job site sound insulation resistance dirt decorative wall (as shown in Figure 1).
(9). when job site is removed with sound insulation resistance dirt decorative wall, dismounting step is contrary with number of assembling steps order, and according to dispatching from the factory, each structural member carries out original state packaging, is transported to next job site and continues to use.
Claims (7)
1. a job site sound insulation resistance dirt decorative wall structure, it is characterized in that: this decorative wall structure comprises sound insulation resistance dirt decorative panel (1), with the geotechnological screw (2) of flange, with the short pipe (3) of flange, pipe (4), C-type steel (5), pipe assembling buckle (6) and sound insulation resistance dirt decorative wall assembling buckle (7), described pipe (4) is divided into skewed horizontal load pipe (401), horizontal pipe (402), longitudinal pipe (403) and vertical tube (404), assemble buckle (6) with pipe and pipe (4) is connected into some layers and some row, form steel frame, short pipe (3) with flange is fixedly connected with the flange being arranged on underground two casting work screw (2) by the flange on it, in steel frame, each short pipe (3) with flange of lower end and the rear row of every root skewed horizontal load pipe (401) is assembled buckle (6) with pipe and is connected and locks, buckle (6) is assembled with pipe in skewed horizontal load pipe (401) and horizontal pipe (402) intersection of every root to be connected and to lock simultaneously, the horizontal pipe (402) of every root and longitudinal pipe (403) intersection are assembled buckle (6) with pipe and are connected and lock, buckle (6) is assembled with pipe in the lower end of root vertical tube (404) every in steel frame and front-seat short pipe (3) intersection with flange be connected and lock, simultaneously in steel frame, the horizontal pipe (402) of every root and vertical tube (404) intersection are assembled buckle (6) with pipe and are connected and lock, the horizontal pipe (402) of every root in steel frame front end is hindered dirt decorative wall and is assembled buckle (7) and be connected and lock with insulating against sound, every two C-type steel (5) are vertically mounted in sound insulation resistance dirt decorative wall assembling buckle (7), form some row for inserting the board slot structure of sound insulation resistance dirt decorative panel (1), some pieces of sound insulation resistance dirt decorative panel (1) are inserted in the board slot of both sides C-type steel (5) respectively.
2. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 1, is characterized in that: described sound insulation resistance dirt decorative wall assembling buckle (7) comprises backboard (701), retaining collar (702), have strong market potential (703), movable loop (704), short pin (705), bolt (706) and nut (707); Described backboard (701) is provided with centre bore (701-1), centre bore (701-1) bilateral symmetry is provided with the slot (701-2) for installing C-type steel, the upper and lower side of slot (701-2) is arranged with for from firm right angle slotted eye (701-3), and backboard (701) is riveted by the installing hole of centre bore (701-1) with retaining collar (702); With having strong market potential, retaining collar (702) is connected with movable loop (704) by installing hole by (703); Bolt (706) is connected with retaining collar (702) by installing hole with short pin (705); Be inserted in bolt (706) with nut (707) regulate and fix sound insulation resistance dirt decorative wall assembling buckle (7).
3. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 2, it is characterized in that: sound insulation resistance dirt decorative panel (1) comprises compressing sound insulation resistance dirt decorative panel front plate (101), sound insulation resistance dirt decorative panel backplate (102) and sound insulation resistance dirt decorative panel side plate (104), acoustical cotton (103) is placed between described sound insulation resistance dirt decorative panel front plate (101) and sound insulation resistance dirt decorative panel backplate (102), by pulling rivet, sound insulation resistance dirt decorative panel front plate (101) and sound insulation resistance dirt decorative panel backplate (102) are assembled into one with both sides sound insulation resistance dirt decorative panel side plate (104).
4. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 3, it is characterized in that: described sound insulation resistance dirt decorative panel front plate (101) surface is provided with male and fomale(M&F) region, and male and fomale(M&F) region is alternately provided with bloop (101-1) and shutter (101-2).
5. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 4, it is characterized in that: sound insulation resistance dirt decorative panel front plate (101) surperficial upper end is provided with concavo-convex (101-3), concavo-convex (101-3) edge downward bending, assembles for hindering dirt decorative panel backplate (2) with sound insulation; Sound insulation resistance dirt decorative panel front plate (101) surperficial lower end is provided with boss (101-4), for the assembling of each sound insulation resistance dirt decorative panel; Edge, backplate (102) the surperficial upper end upwards bending of sound insulation resistance dirt decorative panel, and then inwardly bending, edge, backplate (2) the surperficial lower end upwards bending of sound insulation resistance dirt decorative panel, and then outwards bending, assemble for hindering dirt decorative panel front plate (101) with sound insulation.
6. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 5, it is characterized in that: both sides sound insulation resistance dirt decorative panel side plate (104) symmetrical configuration, sound insulation resistance dirt decorative panel side plate (104) upper surface, both sides is provided with for hindering with sound insulation the male and fomale(M&F) (104-1) that dirt decorative panel front plate (1) assembles.
7. a kind of job site sound insulation resistance dirt decorative wall structure according to claim 6, is characterized in that: sound insulation resistance dirt decorative panel backplate (102) surface is plane, is equidistantly provided with reinforcing rib (102-1) in the plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510683813.XA CN105201276B (en) | 2015-10-22 | 2015-10-22 | Wall construction is decorated in a kind of job site with sound insulation resistance dirt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510683813.XA CN105201276B (en) | 2015-10-22 | 2015-10-22 | Wall construction is decorated in a kind of job site with sound insulation resistance dirt |
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| Publication Number | Publication Date |
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| CN105201276A true CN105201276A (en) | 2015-12-30 |
| CN105201276B CN105201276B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510683813.XA Active CN105201276B (en) | 2015-10-22 | 2015-10-22 | Wall construction is decorated in a kind of job site with sound insulation resistance dirt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545217A (en) * | 2016-11-08 | 2017-03-29 | 宋小玲 | Assembled yard enclosure |
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| DE3744216A1 (en) * | 1987-12-24 | 1989-07-06 | Paul Olschimke | Noise-insulation wall |
| CN2824222Y (en) * | 2005-08-31 | 2006-10-04 | 天津再发隔音墙有限公司 | Concave-convex perforated shutter mixed acoustic board |
| CN202209055U (en) * | 2011-09-02 | 2012-05-02 | 广西凯迪建材科技有限公司 | Protection rail for construction site |
| CN204370827U (en) * | 2014-12-22 | 2015-06-03 | 中国建筑第七工程局有限公司 | Face frontier defense guard fence |
| CN204386145U (en) * | 2015-01-16 | 2015-06-10 | 周玉林 | Lock taper pin and there is the metal button member of locking taper pin |
| CN205172151U (en) * | 2015-10-22 | 2016-04-20 | 天津再发科技有限公司 | Job site is with sound insulation dust prevention decorative wall structure |
-
2015
- 2015-10-22 CN CN201510683813.XA patent/CN105201276B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3744216A1 (en) * | 1987-12-24 | 1989-07-06 | Paul Olschimke | Noise-insulation wall |
| CN2824222Y (en) * | 2005-08-31 | 2006-10-04 | 天津再发隔音墙有限公司 | Concave-convex perforated shutter mixed acoustic board |
| CN202209055U (en) * | 2011-09-02 | 2012-05-02 | 广西凯迪建材科技有限公司 | Protection rail for construction site |
| CN204370827U (en) * | 2014-12-22 | 2015-06-03 | 中国建筑第七工程局有限公司 | Face frontier defense guard fence |
| CN204386145U (en) * | 2015-01-16 | 2015-06-10 | 周玉林 | Lock taper pin and there is the metal button member of locking taper pin |
| CN205172151U (en) * | 2015-10-22 | 2016-04-20 | 天津再发科技有限公司 | Job site is with sound insulation dust prevention decorative wall structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545217A (en) * | 2016-11-08 | 2017-03-29 | 宋小玲 | Assembled yard enclosure |
| CN106545217B (en) * | 2016-11-08 | 2018-10-19 | 宋小玲 | Assembly type yard enclosure |
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| CN105201276B (en) | 2017-06-16 |
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