CN108501202B - A kind of prestressed concrete sound barrier manufacture craft - Google Patents
A kind of prestressed concrete sound barrier manufacture craft Download PDFInfo
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- CN108501202B CN108501202B CN201810299601.5A CN201810299601A CN108501202B CN 108501202 B CN108501202 B CN 108501202B CN 201810299601 A CN201810299601 A CN 201810299601A CN 108501202 B CN108501202 B CN 108501202B
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- sound barrier
- prestressed concrete
- plate
- rectangular tube
- moulding box
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The present invention relates to a kind of high-speed railway, inter-city passenger rail, urban track traffic board plug type sound barriers, more particularly to a kind of prestressed concrete sound barrier manufacture craft.Solve that existing prestressed concrete sound barrier product is long curing cycle, the problem of taking-up type core difficulty.Using standard square tube or rectangular tube, φ 8mm stud is welded in the end of square tube or rectangular tube, adhesive tape bonding 5mm thickness polystyrene foam plate is used in square tube or four peripheral wall surfaces of tube wall of rectangular tube, equidistant adhering glass silk flosssilk wadding plate is pressed in the upper surface of polystyrene foam plate, glass silk flosssilk wadding plate thickness is 35mm, Nian Jie using hot melt adhesive with square tube or rectangular tube, the glass silk flosssilk wadding plate in two neighboring square tube or rectangular tube is staggered, and obtains the type core with glass silk floss plate.The present invention makes concrete can reach the 85% of normal intensity C60 at 24 hours.
Description
Technical field
The present invention relates to a kind of high-speed railway, inter-city passenger rail, urban track traffic board plug type sound barriers, more particularly to one
Kind prestressed concrete sound barrier manufacture craft.
Background technique
Currently, the prestressed concrete sound barrier product applied in the market mainly with precast concrete backboard, sound absorption panel,
Pass through the production technology for being mechanically connected or being bonded.Precast concrete backboard production technology mainly with long line platform, fixed base, in advance answer
The production of power steel wire pre-tensioning system, there are production place is larger, curing cycle is long, need to can be only achieved for 7 days normal intensity 85%,
Production efficiency is low；That there are intensity is low for mechanical connection or bonding；Cavity production mostly uses polystyrene foam plate type core, taking-up type core
Difficulty, cavity is not penetrating with sound-absorbing material, and sound absorption effect reduces.
Summary of the invention
The purpose of the present invention is to solve existing prestressed concrete sound barrier product is long curing cycle, taking-up type core is tired
Difficult problem.A kind of prestressed concrete sound barrier production is proposed, the technical solution taken is as follows:
A kind of prestressed concrete sound barrier manufacture craft, the concrete acoustical barrier manufacture craft is by moving group
Sound barrier manufacture craft is realized in pouring for box-like prestressed concrete sound barrier moulding box, and the sound barrier manufacture craft includes following
Step:
Step 1, using standard square tube or rectangular tube, in the end of square tube or rectangular tube weld φ 8mm stud, square tube or
Adhesive tape bonding 5mm thickness polystyrene foam plate is used in four peripheral wall surfaces of tube wall of rectangular tube, in the upper surface of polystyrene foam plate
By equidistant adhering glass silk flosssilk wadding plate, glass silk flosssilk wadding plate thickness is 35mm, Nian Jie using hot melt adhesive with square tube or rectangular tube, adjacent
Glass silk flosssilk wadding plate in two square tubes or rectangular tube is staggered, and obtains the type core with glass silk floss plate；
Step 2, prestressed concrete raw material be cementitious material, admixture and middle sand with fit quality ratio for 1:0.43:
1.34, the forced action type agitating mode of cementitious material and water quality ratio < 0.2 are stirred；
Step 3 carries out first time concreting in movable combined prestressed concrete sound barrier moulding box, pours
Building height is 7mm, and the upper surface of the concrete after first time concreting is uniformly laid with web, carries out on web
Second coagulation soil pours, and pouring height is 12mm；
Step 4, along movable combined prestressed concrete sound barrier moulding box both ends 3 type cores of interlaced arrangement and 2 types
Core, glass silk flosssilk wadding plate on 3 type cores is away from end 200mm, and the glass silk flosssilk wadding plate on 2 type cores is away from end 440mm；
Step 5 carries out third time concreting to movable combined prestressed concrete sound barrier moulding box, pours
Concrete the gap in movable combined prestressed concrete sound barrier moulding box is filled up, until by 3 described in step 4
Type core and 2 type core caps are lived, and the concrete poured is concordant with the upper surface of glass silk floss plate；
Step 6, is laid with sound-absorbing material on movable combined prestressed concrete sound barrier moulding box, sound-absorbing material with
Concrete integrated connection in movable combined prestressed concrete sound barrier moulding box；
Step 7, movable combined prestressed concrete sound barrier moulding box move to curing kilns after the completion of pouring and are supported
Shield, curing time are 24 hours；
Step 8 will be completed solidification concrete in the movable combined prestressed concrete sound barrier moulding box after conserving and be torn open
Under；
Step 9 is connect using winch with welding φ 8mm stud in square tube or rectangular tube, disposable to pull out square tube or rectangle
Pipe forms finished product sound barrier；
Step 10, polish step 9 described in finished product sound barrier periphery overlap, obtain prestressed concrete sound barrier finished product；
Used movable combined prestressed concrete sound barrier moulding box, including stretch baffle, side channel steel, middle interval
Plate, base platform, bottom rubber mat plate, side rubber mat plate and end partition；
For the stretching baffle plate setting at the both ends of base platform, side channel steel is the two sides that base platform is arranged in, and stretches gear
Plate and side channel steel form cuboid framework, and the cuboid framework is fixed on above base platform；The base platform packet
Including steel plate, I-steel and rectangular tube supporting leg, I-steel is set to the two sides of steel plate, and rectangular tube supporting leg is set to I-steel bottom, steel plate,
I-steel and rectangular tube supporting leg three's group are welded；
The side rubber mat plate is arranged between intermediate bulkhead and end partition, and side rubber mat plate is close to side channel steel；Bottom rubber
Rubber cushion plate is arranged on the upper surface of base platform；The intermediate bulkhead is arranged in the middle part of base platform and is located at described rectangular
In the frame body of body frame, intermediate bulkhead is flexibly connected with side channel steel and base platform, and the end partition is arranged in two sides channel steel
Between, end partition is flexibly connected close to baffle, end partition is stretched with side channel steel and base platform.
It further limits, the size range of spacing described in step 1 is 280mm.
It further limits, movable combined prestressed concrete sound barrier moulding box described in step 7 is superimposed in curing kilns
Place 6 layers.
The present invention has the effect that the present invention relates to a kind of production of prestressed concrete sound barrier compared with prior art
Sound barrier after the completion of pouring is moved to curing kilns and conserved by technique, and concrete can reach normal intensity C60's within 24 hours
85%, reach collapsible die and put Zhang Yaoqiu, curing cycle is short, high production efficiency, uses winch during demoulding after the completion of maintenance
Disposable pull-out steel pipe, cavity size specification, steel pipe easily pull out, and solve the problems, such as to take type core difficult, the laying of sound-absorbing material
Method, effectively enhancing sound absorption effect, through state-owned railroads product quality supervision and inspection Spot detection, noise reduction coefficient reaches 0.85.
Detailed description of the invention
Fig. 1 is a kind of main view of movable combined prestressed concrete sound barrier moulding box of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the left view of Fig. 1；
Fig. 4 is the A direction view of Fig. 1.
Specific embodiment
Specific embodiment one illustrates present embodiment in conjunction with Fig. 1-4.A kind of prestressed concrete described in present embodiment
Native sound barrier manufacture craft, the concrete acoustical barrier manufacture craft pass through movable combined prestressed concrete sound barrier
Moulding box pour realize sound barrier production, the sound barrier manufacture craft the following steps are included:
Step 1, using standard square tube or rectangular tube, in the end of square tube or rectangular tube weld φ 8mm stud, square tube or
Adhesive tape bonding 5mm thickness polystyrene foam plate is used in four peripheral wall surfaces of tube wall of rectangular tube, in the upper surface of polystyrene foam plate
By equidistant adhering glass silk flosssilk wadding plate, glass silk flosssilk wadding plate thickness is 35mm, Nian Jie using hot melt adhesive with square tube or rectangular tube, adjacent
Glass silk flosssilk wadding plate in two square tubes or rectangular tube is staggered, and obtains the type core with glass silk floss plate；
Step 2, prestressed concrete raw material be cementitious material, admixture and middle sand with fit quality ratio for 1:0.43:
1.34, the forced action type agitating mode of cementitious material and water quality ratio < 0.2 are stirred；
Step 3 carries out first time concreting in movable combined prestressed concrete sound barrier moulding box, pours
Building height is 7mm, and the upper surface of the concrete after first time concreting is uniformly laid with web, carries out on web
Second coagulation soil pours, and pouring height is 12mm；
Step 4, along movable combined prestressed concrete sound barrier moulding box both ends 3 type cores of interlaced arrangement and 2 types
Core, glass silk flosssilk wadding plate on 3 type cores is away from end 200mm, and the glass silk flosssilk wadding plate on 2 type cores is away from end 440mm；
Step 5 carries out third time concreting to movable combined prestressed concrete sound barrier moulding box, pours
Concrete the gap in movable combined prestressed concrete sound barrier moulding box is filled up, until by 3 described in step 4
Type core and 2 type core caps are lived, and the concrete poured is concordant with the upper surface of glass silk floss plate；
Step 6, is laid with sound-absorbing material on movable combined prestressed concrete sound barrier moulding box, sound-absorbing material with
Concrete integrated connection in movable combined prestressed concrete sound barrier moulding box；
Step 7, movable combined prestressed concrete sound barrier moulding box move to curing kilns after the completion of pouring and are supported
Shield, curing time are 24 hours；
Step 8 will be completed solidification concrete in the movable combined prestressed concrete sound barrier moulding box after conserving and be torn open
Under；
Step 9 is connect using winch with welding φ 8mm stud in square tube or rectangular tube, disposable to pull out square tube or rectangle
Pipe forms finished product sound barrier；
Step 10, polish step 9 described in finished product sound barrier periphery overlap, obtain prestressed concrete sound barrier finished product.
Wherein the size of square tube is 50*50*2.5, and square tube is suitable for the sound barrier of 3960mm, and the sound barrier of 3960mm meets
Stretching force 280kN, the size of rectangular tube are 50*25*2.5, and rectangular tube is suitable for the sound barrier of 1960mm, the sound barrier of 1960mm
Meet stretching force 168kN.The purpose for being bonded polystyrene foam plate is to contact square tube or rectangular tube with concrete, is easy to draw
Square tube or rectangular tube out solve the problems, such as to take type core difficult.The upper surface of concrete after pouring for the first time is uniformly laid with
Web enhances concrete structural strength.Using the short transverse of positioning tool deterministic type core and the position dimension of width direction,
Length direction and end plate are in close contact.Glass silk flosssilk wadding is soft, and being laid with sound-absorbing material has compression space, is easy to sound-absorbing material laying,
Glass silk flosssilk wadding plays the role of entrant sound and sound absorption, keeps cavity and sound-absorbing material penetrating, effectively enhancing sound absorption effect.24 hours concrete
It can reach the 85% of normal intensity, reach collapsible die and put Zhang Yaoqiu, curing cycle is short, high production efficiency.It is movable combined
Prestressed concrete sound barrier moulding box all uses living body component, is readily disassembled, and is equipped with positioning device, accurate size, behaviour
Make simply, product size tolerance is can be controlled within the scope of 2mm.Movable combined prestressed concrete sound barrier moulding box bottom
Separation layer using rubber slab as concrete and movable combined prestressed concrete sound barrier moulding box, two sides are using intermediate
Rubber mold with convex semicircle is easy to movable combined prestressed concrete sound barrier moulding box and concrete as separation layer
Separation, unpacking are convenient and efficient.
Used movable combined prestressed concrete sound barrier moulding box, including stretch baffle 1, side channel steel 2, centre
Partition 3, base platform 5, bottom rubber mat plate 6, side rubber mat plate 7 and end partition 8；
The both ends for stretching baffle 1 and base platform 5 being arranged in, side channel steel 2 is the two sides that base platform 5 is arranged in, and is drawn
It stretches baffle 1 and side channel steel 2 forms cuboid framework, and the cuboid framework is fixed on 5 top of base platform；The pedestal
Platform 5 includes steel plate, I-steel and rectangular tube supporting leg, and I-steel is set to the two sides of steel plate, and rectangular tube supporting leg is set to I-steel bottom
Portion, steel plate, I-steel and rectangular tube supporting leg three's group are welded；
The side rubber mat plate 7 is arranged between intermediate bulkhead 3 and end partition 8, and side rubber mat plate 7 is close to side channel steel 2；
Bottom rubber mat plate 6 is arranged on the upper surface of base platform 5；The intermediate bulkhead 3 is arranged in the middle part of base platform 5 and is located at
In the frame body of the cuboid framework, intermediate bulkhead 3 is flexibly connected with side channel steel 2 and base platform 5, and the end partition 8 is set
It sets between two sides channel steel 2, end partition 8 connects close to baffle 1, end partition 8 is stretched with side channel steel 2 and 5 activity of base platform
It connects.The size range of spacing described in step 1 is 280mm.Movable combined prestressed concrete sound barrier mould described in step 7
Case is superimposed 6 layers of placement in curing kilns.
A kind of structure of prestressed concrete sound barrier manufacture craft of the present invention is not limited to and above-mentioned each implementation
Specific structure described in mode can also be the reasonable combination of feature described in above-mentioned each embodiment.
Claims (3)
1. a kind of prestressed concrete sound barrier manufacture craft, which is characterized in that the concrete acoustical barrier manufacture craft is logical
It crosses pouring for movable combined prestressed concrete sound barrier moulding box and realizes sound barrier production, the sound barrier manufacture craft packet
Include following steps:
Step 1 welds φ 8mm stud, square tube or rectangle using standard square tube or rectangular tube in the end of square tube or rectangular tube
Adhesive tape bonding 5mm thickness polystyrene foam plate is used in four peripheral wall surfaces of tube wall of pipe, pressed in the upper surface of polystyrene foam plate etc.
Spacing adhering glass silk flosssilk wadding plate, glass silk flosssilk wadding plate thickness are 35mm, Nian Jie using hot melt adhesive with square tube or rectangular tube, two neighboring
Glass silk flosssilk wadding plate in square tube or rectangular tube is staggered, and obtains the type core with glass silk floss plate；
Step 2, prestressed concrete raw material be cementitious material, admixture and middle sand with fit quality ratio for 1:0.43:1.34,
The forced action type agitating mode of cementitious material and water quality ratio < 0.2 are stirred；
Step 3 carries out first time concreting in movable combined prestressed concrete sound barrier moulding box, pours height
Degree is 7mm, and the upper surface of the concrete after first time concreting is uniformly laid with web, carries out on web secondary
Concreting, pouring height is 12mm；
Step 4, along movable combined prestressed concrete sound barrier moulding box both ends 3 type cores of interlaced arrangement and 2 type cores, 3
Glass silk flosssilk wadding plate on root type core is away from end 200mm, and the glass silk flosssilk wadding plate on 2 type cores is away from end 440mm；
Step 5 carries out third time concreting to movable combined prestressed concrete sound barrier moulding box, and what is poured is mixed
Solidifying soil fills up the gap in movable combined prestressed concrete sound barrier moulding box, until by 3 type cores described in step 4
It is lived with 2 type core caps, the concrete poured is concordant with the upper surface of glass silk floss plate；
Step 6, is laid with sound-absorbing material on movable combined prestressed concrete sound barrier moulding box, sound-absorbing material with it is removable
Move the concrete integrated connection in combination type prestressed concrete acoustical barrier moulding box；
Step 7, movable combined prestressed concrete sound barrier moulding box move to curing kilns after the completion of pouring and are conserved,
Curing time is 24 hours；
Step 8 will be completed solidification concrete in the movable combined prestressed concrete sound barrier moulding box after conserving and be removed；
Step 9 is connect using winch with welding φ 8mm stud in square tube or rectangular tube, disposable to pull out square tube or rectangular tube,
Form finished product sound barrier；
Step 10, polish step 9 described in finished product sound barrier periphery overlap, obtain prestressed concrete sound barrier finished product；
Used movable combined prestressed concrete sound barrier moulding box, including stretch baffle (1), side channel steel (2), centre
Partition (3), base platform (5), bottom rubber mat plate (6), side rubber mat plate (7) and end partition (8)；
The stretching baffle (1) is arranged at the both ends of base platform (5), and side channel steel (2) is arranged the two of base platform (5)
Side stretches baffle (1) and side channel steel (2) and forms cuboid framework, and the cuboid framework is fixed on base platform (5)
Side；The base platform (5) includes steel plate, I-steel and rectangular tube supporting leg, and I-steel is set to the two sides of steel plate, rectangular tube supporting leg
Set on I-steel bottom, steel plate, I-steel and rectangular tube supporting leg three's group are welded；
The side rubber mat plate (7) is arranged between intermediate bulkhead (3) and end partition (8), and side rubber mat plate (7) is close to side channel
Steel (2)；Bottom rubber mat plate (6) is arranged on the upper surface of base platform (5)；The intermediate bulkhead (3) is arranged in base platform
(5) middle part is simultaneously located in the frame body of the cuboid framework, and intermediate bulkhead (3) and side channel steel (2) and base platform (5) are movable
Connection, the end partition (8) are arranged between two sides channel steel (2), and end partition (8) is close to stretching baffle (1), end partition
(8) it is flexibly connected with side channel steel (2) and base platform (5).
2. a kind of prestressed concrete sound barrier manufacture craft according to claim 1, which is characterized in that described in step 1
The size range of spacing is 280mm.
3. a kind of prestressed concrete sound barrier manufacture craft according to claim 1, which is characterized in that described in step 7
Movable combined prestressed concrete sound barrier moulding box is superimposed 6 layers of placement in curing kilns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299601.5A CN108501202B (en) | 2018-04-04 | 2018-04-04 | A kind of prestressed concrete sound barrier manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299601.5A CN108501202B (en) | 2018-04-04 | 2018-04-04 | A kind of prestressed concrete sound barrier manufacture craft |
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| Publication Number | Publication Date |
|---|---|
| CN108501202A CN108501202A (en) | 2018-09-07 |
| CN108501202B true CN108501202B (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810299601.5A Active CN108501202B (en) | 2018-04-04 | 2018-04-04 | A kind of prestressed concrete sound barrier manufacture craft |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113547633B (en) * | 2021-07-12 | 2022-11-08 | 天工俐德科技发展有限公司 | Production process of prestressed nonmetal sound barrier unit plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497215A (en) * | 2009-01-14 | 2009-08-05 | 中铁电气化局集团有限公司 | Modular reinforced concrete acoustical barrier and method for producing the same |
| CN203485283U (en) * | 2013-09-03 | 2014-03-19 | 江苏远兴环保集团有限公司 | Non-metallic sound barrier mould |
| CN204825683U (en) * | 2015-08-17 | 2015-12-02 | 河北翔凯钢结构有限公司 | Sound barrier preparation facilities |
| CN107587435A (en) * | 2017-08-22 | 2018-01-16 | 李俊叶 | The cast-in-place composite concrete sound barrier of formwork erection and its construction method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2013206540B1 (en) * | 2013-06-26 | 2014-09-11 | Inhabit Studio Limited | An edge-formwork element with integrated channel |
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2018
- 2018-04-04 CN CN201810299601.5A patent/CN108501202B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497215A (en) * | 2009-01-14 | 2009-08-05 | 中铁电气化局集团有限公司 | Modular reinforced concrete acoustical barrier and method for producing the same |
| CN203485283U (en) * | 2013-09-03 | 2014-03-19 | 江苏远兴环保集团有限公司 | Non-metallic sound barrier mould |
| CN204825683U (en) * | 2015-08-17 | 2015-12-02 | 河北翔凯钢结构有限公司 | Sound barrier preparation facilities |
| CN107587435A (en) * | 2017-08-22 | 2018-01-16 | 李俊叶 | The cast-in-place composite concrete sound barrier of formwork erection and its construction method |
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| CN108501202A (en) | 2018-09-07 |
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