CN110295786A - Building site barricade that gives sound insulation - Google Patents
Building site barricade that gives sound insulation Download PDFInfo
- Publication number
- CN110295786A CN110295786A CN201910661878.2A CN201910661878A CN110295786A CN 110295786 A CN110295786 A CN 110295786A CN 201910661878 A CN201910661878 A CN 201910661878A CN 110295786 A CN110295786 A CN 110295786A
- Authority
- CN
- China
- Prior art keywords
- sound insulation
- quarter line
- runner
- construction site
- line pillaring
- 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 33
- 238000005192 partition Methods 0.000 claims abstract description 46
- 238000010276 construction Methods 0.000 claims abstract description 27
- 101100532451 Rattus norvegicus Slc22a17 gene Proteins 0.000 claims description 21
- 238000013016 damping Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229920002978 Vinylon Polymers 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Building Environments (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention belongs to the technical field of environmental protection engineering, and discloses a sound insulation retaining wall for a construction site, which has the technical scheme that the sound insulation retaining wall comprises a plurality of corner pillars, the corner pillars are arranged along the vertical direction, the corner pillars are distributed around a noise source, pins are arranged at the bottom ends of the corner pillars, at least one side pillar is arranged between two adjacent corner pillars, the side pillars are arranged along the vertical direction, the pins are also arranged at the bottom ends of the side pillars, two pairs of slots are respectively arranged on the side walls of the two adjacent side pillars, which are opposite to the side pillars and the side pillars, and partition plates are respectively inserted into the two pairs of slots, so that the sound insulation retaining wall is convenient to build and disassemble, can be conveniently and quickly arranged near the noise source, intercepts noise in a larger range, and effectively controls the noise pollution.
Description
Technical field
The present invention relates to the technical field of environment-friendly engineering, in particular to a kind of construction site sound insulation barricade.
Background technique
In construction site, during foundation pit construction especially in the early stage, there are the earth excavation of large area, beat
The operations such as rammer, piling, disturbing concrete, various tap-taps, the roar of strike note and high-power instrument at runtime etc.,
Serious noise pollution will be brought.
On construction ground be located at populated area in the case where, it is necessary to construction noise carry out strict control, at present compared with
It is that fixed board wall is arranged in boundary on construction ground for common method.But construction noise is with spherical wave after generation
Form propagate, and fix the limited height of board wall, construction site boundary also tends to farther out at a distance from noise source.Therefore, Gu
Fixed board wall can only intercept the noise in very little angle, most of noise more than ground to construction site unofficial biography sowing time not
It is obstructed.For the skyscraper of construction site periphery, the soundproof effect of fixed board wall can not solve noise pollution almost in nothing
Problem.
Summary of the invention
The object of the present invention is to provide a kind of construction site sound insulation barricade, have convenient for building and dismantling, it can be conveniently fast
It is arranged near noise source promptly, the noise in larger range is intercepted, effectively controls construction site noise pollution problem
The advantages of.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of construction site sound insulation barricade, including several angle posts, the angle post are arranged along the vertical direction, and angle post surround and makes an uproar
Source of sound distribution, angle post bottom end are equipped with pin, are equipped at least one quarter line pillaring, the quarter line pillaring edge between two neighboring angle post
Vertical direction setting, quarter line pillaring bottom end also are provided with pin, and adjacent two quarter line pillarings and quarter line pillaring, quarter line pillaring are opposite with angle post
Two pairs of slots are offered on side wall, are plugged with partition respectively in two pairs of slots.
By using above-mentioned technical proposal, make vacancy of the angle post between noise source distribution, angle post by quarter line pillaring
Filling, hammers into soil layer for the pin of angle post and quarter line pillaring bottom end, then by partition be inserted into adjacent two quarter line pillarings and quarter line pillaring,
Between quarter line pillaring and angle post, the side of partition slides into slot from top to down, and the installation of sound insulation barricade can be completed；Quarter line pillaring
Two pieces of partitions are respectively arranged between the quarter line pillaring or angle post of two sides, and there are gap between two pieces of partitions, in formation
Hollow structure enters partition (sound dredges medium) by air (the close medium of sound) twice when sound wave is transferred at sound insulation barricade, occurs two
Secondary reflection, the acoustic wave energy across sound insulation barricade are greatly reduced, and soundproof effect is good；It, can be conveniently fast convenient for building and dismantling
It is arranged near noise source promptly, the noise in larger range is intercepted, effectively controls construction site noise pollution problem.
Further, deadening felt is embedded between two pieces of opposite partitions.
By using above-mentioned technical proposal, deadening felt is embedded between two pieces of opposite partitions, pass through first piece of partition and
It is partially absorbed from reflected sound wave on second piece of partition, further enhances the noise reduction effect of sound insulation barricade.
Further, four groups of runners are offered in the quarter line pillaring, are respectively corresponded with four slots, and the runner is in semi-ring
Shape, runner both ends are connected to the two sidewalls of slot respectively, and are slided and be equipped with piston boit, and resisting medium is filled in runner, described
One end of piston boit towards partition protrudes from socket sidewalls, and offsets with partition.
By using above-mentioned technical proposal, when partition side is located in slot, front and rear surfaces respectively with two piston boits
Offset, when sound wave diaphragm internal transmit when, partition vibrates therewith, and gradually squeeze two piston boits, partition by one of them
When piston boit is pressed into runner, which squeezes the resisting medium in runner, and another piston boit is extruded from runner inner part,
Always it offsets with baffle surface, in the process, highly viscous resisting medium flows back and forth in runner, resisting medium and runner
There is friction between inner wall, there is also shear stresses between each region inside resisting medium, convert mechanical energy in large quantities interior
Can, to consume the energy on partition, the mechanical energy in sound wave is largely lost at partition, and amplitude becomes smaller, and decibel reduces, every
The effect of sound noise reduction is more preferable.
Further, the inner wall of the runner is equipped with several damping fins, and the damping fin is parallel with the axis of runner.
By using above-mentioned technical proposal, damping fin is set in runner, so that the velocity gradient inside resisting medium increases
Add, the shear stress between each region resisting medium becomes larger, in addition, there is also rub between damping fin in flowing for resisting medium
It wipes, the mechanical energy of consumption greatly increases.
Further, the piston boit is T-shaped, and the section of piston boit towards partition one end is smaller, the inner wall of the runner
Both ends are correspondingly provided with limited block.
By using above-mentioned technical proposal, piston boit is set as T-type, and the lesser one end in section is towards partition, this part
Piston boit unrestricted position block influence when being slided in runner, meanwhile, limited block limits the biggish one end of piston column section,
Skid off this partial piston column can not out of runner, do not influence piston boit sliding in the case where can be effectively prevented piston boit with
Runner completely disengages, and is conducive to the storage and transport of quarter line pillaring.
Further, the angle post includes symmetrically arranged two sub- cylinders, and two sub- cylinders are hinged, sub- cylinder
It is opposite with the quarter line pillaring of angle post two sides respectively.
By using above-mentioned technical proposal, angle post is split as be hinged two sub- cylinders, makes two sub- cylinders
It relatively rotates, i.e., the angle between adjustable angle post two sides partition can surround so that the versatility of angle post greatly enhances
The sound insulation barricade of different boundary.
Further, through slot is offered on the end face of the angle post and quarter line pillaring, the axis vertical of the through slot leads to
Noise reduction packing layer is filled in slot.
By using above-mentioned technical proposal, sound wave is via sound insulation barricade is passed through at angle post and quarter line pillaring when, energy quilt
Noise reduction packing layer in angle post and quarter line pillaring largely absorbs, and sound insulation barricade integrally all has soundproof effect, realizes and drops without dead angle
It makes an uproar.
Further, the quarter line pillaring does not open up and is respectively equipped with diagonal brace on the side wall of slot, and the diagonal brace is backwards to quarter line pillaring
One end also is provided with pin.
By using above-mentioned technical proposal, diagonal brace, which is arranged, can stablize, effectively be supported to quarter line pillaring, steadily frame
If sound insulation barricade.
In conclusion the invention has the following advantages:
1. can conveniently and efficiently be arranged near noise source, be blocked to the noise in larger range convenient for building and dismantling
It cuts, effectively controls construction site noise pollution problem；
2. can effectively consume the energy on partition by structures such as setting runner, resisting medium, piston boits, make in sound wave
Mechanical energy be largely lost at partition, enhance soundproof effect.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment；
Fig. 2 is the sectional view of corner post in embodiment；
Fig. 3 is the sectional view of edge column in embodiment.
In figure, 1, angle post；2, pin；3, quarter line pillaring；4, slot；5, partition；6, deadening felt；7, through slot；8, noise reduction is filled out
The bed of material；11, sub- cylinder；31, runner；32, piston boit；33, resisting medium；34, damping fin；35, limited block；36, diagonal brace.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment:
A kind of construction site sound insulation barricade, as shown in Figure 1, including angle post 1, quarter line pillaring 3 and partition 5.Angle post 1 is located at sound insulation
Each vertex of barricade, quarter line pillaring 3 are then evenly distributed on the line of two neighboring angle post 1.Partition 5 is arranged in pairs in phase
Between adjacent two quarter line pillarings 3 and quarter line pillaring 3, quarter line pillaring 3 and angle post 1, form a circle complete barricade, and noise source is enclosed in
It is interior.
As shown in Figure 1, angle post 1 and quarter line pillaring 3 are arranged along the vertical direction, the two bottom end has been respectively and fixedly connected with pin 2.It will
Pin 2 is inserted into foundation pit soil layer, can rapidly erect angle post 1 and quarter line pillaring 3.
As depicted in figs. 1 and 2, angle post 1 is made of symmetrically arranged two sub- cylinders 11, the boundary of two sub- cylinders 11
Face is vertical, and the two is hinged, and is connected respectively with the partition 5 of two sides.
Opposite 5 structure of two sub- cylinders 11 and quarter line pillaring 3 positioned there between and partition on adjacent two angle posts 1
At a stifled sound insulation barricade, angle between adjacent two stifled sound insulation barricade by the angle post 1 two sub- cylinders 11 opposite position
Set decision.After angle post 1 is split as two sub- cylinders 11, the shape of sound insulation barricade can be adjusted freely, and angle post 1 can also be with
Suitable for various situations.
As shown in Figure 1, quarter line pillaring 3 is square, opposite two sidewalls are connected with partition 5 respectively, and remaining two sidewalls are then set
There is diagonal brace 36.36 top of diagonal brace and the sidewall bottom of quarter line pillaring 3 are affixed, and bottom end is tilted backwards to quarter line pillaring 3, and is installed with pin 2.
The pin 2 of 36 bottom end of quarter line pillaring 3 and diagonal brace is inserted into soil layer simultaneously, can more steadily erect quarter line pillaring 3.
As shown in Figure 1, Figure 2 and Figure 3, adjacent two quarter line pillarings 3 side opposite with angle post 1 with quarter line pillaring 3, quarter line pillaring 3
Offer two pairs of slots 4 on wall, the elongated setting along the vertical direction of slot 4,5 side of partition and corresponding 4 sliding plug of slot
Cooperation.
After erecting angle post 1 and quarter line pillaring 3, partition 5 is inserted into slot 4 from top to down, sound insulation barricade can be completed
It builds, it is easy to operate.
As shown in Figure 1, Figure 2 and Figure 3, since slot 4 is equipped with two pairs, therefore adjacent two quarter line pillarings 3 and quarter line pillaring 3, side branch
Partition 5 between column 3 and angle post 1 also has two pieces.Two pieces of partitions 5 are parallel to each other, and there are gaps therebetween, form hollow knot
Structure.
As shown in Figure 1, being embedded with deadening felt 6 between two pieces of opposite partitions 5, it is fine that mineral wool, polyester can be selected in deadening felt 6
The portion of energy of sound wave is absorbed, plays the effect of noise reduction by vinylon and cotton blend etc..
As shown in Figure 1, Figure 2 and Figure 3, through slot 7, the axis of through slot 7 are offered on the end face of angle post 1 and quarter line pillaring 3
Vertically, it is filled with porous silicic acid salt materials, form noise reduction packing layer 8.
When sound wave is transferred to noise reduction packing layer 8, the air vibration in porous silicate material surface cavity is driven, and more
It is constantly reflected forward in cavity inside the silicate material of hole, energy is worn off, to play the effect of noise reduction.
As shown in figure 3, offering four groups of runners 31 inside quarter line pillaring 3, corresponded with four slots 4.Runner 31 is in half
Annular, both ends are connected to the two sidewalls of slot 4 respectively, and it is opposite to be open.
As shown in figure 3, two T-type piston boits 32 are slidably arranged in 31 both ends of runner, the biggish one end in section and runner
31 inner wall fits closely, and partition 5 is directed toward in the lesser one end in section, and protrudes from 4 side wall of slot.In addition, runner 31 is interior
Wall both ends are connected with limited block 35, and the sum of twice of 35 width of limited block and the width of the smaller one end of piston boit 32 are equal to runner 31
Width.
It is limited by limited block 35, piston boit 32 can not be skidded off out of runner 31 completely.Limited block 35 and piston boit 32 are larger
The distance between one end is the sliding stroke of piston boit 32.
As shown in figure 3, the thickness of partition 5 be less than slot 4 groove width, the front and rear surfaces of side respectively with two piston boits
32 offset.Resisting medium 33 is filled in runner 31, and the space between two piston boits 32 is full of by resisting medium 33.
When partition 5 squeezes one of piston boit 32, the piston boit 32 is towards sliding in runner 31, squeezed air-damping medium
33, and then the piston boit 32 for oppressing 31 other end of runner is skidded off out of runner 31, is offseted always with partition 5.
As shown in figure 3, resisting medium 33 selects the high viscosity liquids such as viscose glue, paint, motor oil, flowed in runner 31
When by biggish frictional resistance, rapidly by the mechanical energy of partition 5 be converted to it is interior can, and then by the energy consumption in sound wave, rise
To the effect of noise reduction.
As shown in figure 3, the frictional force suffered in flow process for enhancing resisting medium 33,31 inner wall of runner is connected with more
Block damping fin 34, each damping fin 34 are arranged along the axis direction of runner 31, arrange in the horizontal direction.
Specific implementation process:
Pin 2 is inserted into foundation pit soil layer, angle post 1 and quarter line pillaring 3 is erected, partition 5 is then inserted into slot 4 from top to down,
Building for sound insulation barricade can be completed, it is easy to operate.When sound wave is transferred at sound insulation barricade, occur on partition 5 anti-twice
It penetrates, portion of energy is absorbed by deadening felt 6 and noise reduction packing layer 8, and portion of energy loses with the flowing of resisting medium 33, most
The acoustic wave energy for passing through sound insulation barricade eventually substantially reduces, to effectively control construction site noise pollution problem.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (8)
1. a kind of construction site sound insulation barricade, it is characterised in that: including several angle posts (1), the angle post (1) is along vertical side
To setting, angle post (1) is equipped with pin (2) around noise source distribution, angle post (1) bottom end, between two neighboring angle post (1)
Equipped at least one quarter line pillaring (3), the quarter line pillaring (3) is arranged along the vertical direction, and quarter line pillaring (3) bottom end also is provided with pin (2),
Two pairs of slots are offered on adjacent two quarter line pillarings (3) and quarter line pillaring (3), quarter line pillaring (3) and angle post (1) opposite side wall
(4), it is plugged with partition (5) respectively in two pairs of slots (4).
2. a kind of construction site sound insulation barricade according to claim 1, it is characterised in that: two pieces of opposite partitions
(5) deadening felt (6) are embedded between.
3. a kind of construction site sound insulation barricade according to claim 1, it is characterised in that: opened up in the quarter line pillaring (3)
Have four groups of runners (31), respectively corresponded with four slots (4), the runner (31) be in semi-circular, runner (31) both ends respectively with
The two sidewalls of slot (4) are connected to, and are slided and be equipped with piston boit (32), are filled with resisting medium (33) in runner (31), the work
One end of stick harness (32) towards partition (5) protrudes from slot (4) side wall, and offsets with partition (5).
4. a kind of construction site sound insulation barricade according to claim 3, it is characterised in that: on the inner wall of the runner (31)
Equipped with several damping fins (34), the damping fin (34) is parallel with the axis of runner (31).
5. a kind of construction site sound insulation barricade according to claim 3, it is characterised in that: the piston boit (32) is T-shaped,
The section of piston boit (32) towards partition (5) one end is smaller, and the inner wall both ends of the runner (31) are correspondingly provided with limited block (35).
6. a kind of construction site sound insulation barricade according to claim 1, it is characterised in that: the angle post (1) includes pair
Claim setting two sub- cylinders (11), two sub- cylinders (11) hingedly, sub- cylinder (11) respectively with angle post (1) two sides
Quarter line pillaring (3) is opposite.
7. a kind of construction site sound insulation barricade according to claim 1, it is characterised in that: angle post (1) He Bianzhi
It is offered on the end face of column (3) through slot (7), the axis vertical of the through slot (7), noise reduction packing layer is filled in through slot (7)
(8).
8. a kind of construction site sound insulation barricade according to claim 1, it is characterised in that: the quarter line pillaring (3) does not open up
It is respectively equipped on the side wall of slot (4) diagonal brace (36), the diagonal brace (36) also is provided with pin (2) backwards to quarter line pillaring (3) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661878.2A CN110295786B (en) | 2019-07-22 | 2019-07-22 | Building site barricade that gives sound insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661878.2A CN110295786B (en) | 2019-07-22 | 2019-07-22 | Building site barricade that gives sound insulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110295786A true CN110295786A (en) | 2019-10-01 |
| CN110295786B CN110295786B (en) | 2020-12-01 |
Family
ID=68031541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910661878.2A Active CN110295786B (en) | 2019-07-22 | 2019-07-22 | Building site barricade that gives sound insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110295786B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898246A (en) * | 2021-10-21 | 2022-01-07 | 中建一局集团第二建筑有限公司 | Assembly type intelligent temporary sound insulation screen system and construction method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820591A1 (en) * | 1998-05-08 | 1999-12-23 | Karl Fischer | Sight screen especially as climbing plant wall |
| CN101016729A (en) * | 2006-12-26 | 2007-08-15 | 李凤娥 | Sound absorbing and insulating barrier |
| KR20090068026A (en) * | 2007-12-21 | 2009-06-25 | 재단법인 포항산업과학연구원 | Sound absorbing walls |
| CN206571250U (en) * | 2017-03-16 | 2017-10-20 | 杭州仙果科技有限公司 | A kind of construction of road and bridge security isolation column |
| CN207315003U (en) * | 2017-09-25 | 2018-05-04 | 陈龙兴 | A kind of construction baffle arrangement for civil engineering |
| CN207673027U (en) * | 2017-12-08 | 2018-07-31 | 广宏建设集团有限公司 | A kind of construction site civilized construction denoising device |
-
2019
- 2019-07-22 CN CN201910661878.2A patent/CN110295786B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820591A1 (en) * | 1998-05-08 | 1999-12-23 | Karl Fischer | Sight screen especially as climbing plant wall |
| CN101016729A (en) * | 2006-12-26 | 2007-08-15 | 李凤娥 | Sound absorbing and insulating barrier |
| KR20090068026A (en) * | 2007-12-21 | 2009-06-25 | 재단법인 포항산업과학연구원 | Sound absorbing walls |
| CN206571250U (en) * | 2017-03-16 | 2017-10-20 | 杭州仙果科技有限公司 | A kind of construction of road and bridge security isolation column |
| CN207315003U (en) * | 2017-09-25 | 2018-05-04 | 陈龙兴 | A kind of construction baffle arrangement for civil engineering |
| CN207673027U (en) * | 2017-12-08 | 2018-07-31 | 广宏建设集团有限公司 | A kind of construction site civilized construction denoising device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898246A (en) * | 2021-10-21 | 2022-01-07 | 中建一局集团第二建筑有限公司 | Assembly type intelligent temporary sound insulation screen system and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110295786B (en) | 2020-12-01 |
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