CN208632991U - With energy-absorbing paste layer assembled road guard and acoustic barrier system - Google Patents
With energy-absorbing paste layer assembled road guard and acoustic barrier system Download PDFInfo
- Publication number
- CN208632991U CN208632991U CN201820748723.3U CN201820748723U CN208632991U CN 208632991 U CN208632991 U CN 208632991U CN 201820748723 U CN201820748723 U CN 201820748723U CN 208632991 U CN208632991 U CN 208632991U
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- Prior art keywords
- acoustic barrier
- energy
- paste layer
- barrier
- hole
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- 230000004888 barrier function Effects 0.000 title claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 18
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000741 silica gel Substances 0.000 claims abstract description 12
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 12
- 239000012528 membrane Substances 0.000 claims abstract description 11
- 239000004831 Hot glue Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 229920000877 Melamine resin Polymers 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 229920002522 Wood fibre Polymers 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 238000009417 prefabrication Methods 0.000 claims description 3
- 206010039203 Road traffic accident Diseases 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model relates to one kind with energy-absorbing paste layer assembled road guard and acoustic barrier system, belong to field of road traffic.Including precast spliced guardrail pier, double wave plate, bulky grain high density polyurethane foam, silica gel, reflective membrane, warning reflection band, concrete balancing weight, limit plate, bolt, upright posts of sound barrier, trapezoidal bed course, prefabricated acoustic barrier, rivet, I-steel and end cushion cap steel plate.Precast spliced guardrail pier is symmetrical arranged in both sides of the road, the energy-absorbing paste layer that precast spliced guardrail pier surface mount is made of bulky grain high density polyurethane foam and silica gel, prefabricated acoustic barrier is arranged in precast spliced guardrail socle, and prefabricated acoustic barrier is fixed by the splicing of two sides upright posts of sound barrier.The utility model structure is simple, and firm and durable is practical, can Fast Installation, a column is multi-purpose, the collateral damage caused by vehicle and personnel can be reduced when traffic accident occurs, and can reduce road traffic noise pollution caused by surrounding enviroment.
Description
Technical field
The utility model belongs to field of road traffic, more particularly to one kind with energy-absorbing paste layer assembled road guard with
Acoustic barrier system.
Background technique
In recent years, infrastructure construction in china level is continuously improved, and domestic expressway construction level is constantly progressive, and close
Living standards of the people are continuously improved over year, and vehicle guaranteeding organic quantity rises year by year, and traffic accident is caused to take place frequently, people's lives and properties peace
It is on the hazard entirely, therefore the demand to traffic safety is constantly promoted, in addition to the demand of the national communication regulation education constantly improve,
It is also embodied in the security requirement of highway auxiliary facility.Therefore, the following demand to road guard will be continuously increased.But due to
China's the relevant technologies are had a poor foundation, and starting evening produced and using the time less than 10 years, and product standard is promulgated only 5 or six years, country's mark
Standard promulgates that each production unit requires performance, the technical parameter index of road safety barrier, the technological process of production is grasped only 2 years
It is different, cause the quality of this product very different.The guardrail that part way is dealt with improperly due to using anticorrosion process
Product, or even within time one or two years, guardrail has just had rusty stains, and not only affects the visual effect of highway, also significantly
The Acceptable life for shortening guardrail, increases maintenance cost；For part guardrail due to design defect, protecting against shock ability is poor, shield
Column does not play due protective action, and accident vehicle is caused to break through guardrail, is detached from highway, leads to the tragedy of car crash；Portion
Divide guardrail due to structural member mounting means, poor reliability meets strong wind weather and guardrail loosening even lodging phenomenon occurs.Simultaneously
There are the prior arts, and when installing guardrail, process is tedious, and long construction period occupies and consume excessive manpower and material resources
Etc. problems, divider current spininess security consideration is designed, it is less from the aspect of noise insulation, it is only most to hand over
Resident near logical thoroughfare is influenced by noise pollution deeply.The utility model provides a kind of new technical solution, can be good at
It solves the above problems.
Utility model content
In order to solve above-mentioned technical problem, the utility model provides a kind of with energy-absorbing paste layer assembled road shield
Column and acoustic barrier system can sent out primarily to developing a kind of roadway guard rail of multipurpose (sound insulation/energy-absorbing)
The collateral damage caused by vehicle and personnel is reduced when raw traffic accident, and can be reduced road traffic and be made an uproar caused by surrounding enviroment
Sound pollution can be effectively improved highway periphery living environment, improve Highway Safety, reduce personnel and car accident degree of injury
Deng.
The technical solution adopted in the utility model is as follows:
It mainly include precast spliced guardrail pier, double wave with energy-absorbing paste layer assembled road guard and acoustic barrier system
Plate, bulky grain high density polyurethane foam, silica gel, reflective membrane, warning reflection band, concrete balancing weight, limit plate, bolt, every
Noise barrier stand column, trapezoidal bed course, prefabricated acoustic barrier, rivet, I-steel and end cushion cap steel plate；Along highway direction, in highway two
Side is symmetrical arranged the precast spliced guardrail pier of concrete system, and precast spliced guardrail pier bottom inside is welded with limit plate, passes through limit
Plate splicing and bolt fixation form overall structure；It is provided with the concrete balancing weight of groove, groove size is consistent with limit plate,
It is bolted and is fixed on inside precast spliced guardrail pier；It is welded with trapezoidal bed course in precast spliced guardrail pedestal, through riveting
Nail is connected and fixed with road surface；The suction that precast spliced guardrail pier surface mount is made of bulky grain high density polyurethane foam and silica gel
Energy paste layer, energy-absorbing paste layer paste outside reflective membrane；Precast spliced guardrail socle welding H-bar, I-steel two sides pass through heat
Melten gel pastes warning reflection band, top welding ends cushion cap steel plate, end cushion cap steel plate top setting double wave plate and upright posts of sound barrier
And by rivet interlacement, upright posts of sound barrier is located at double wave plate wavy texture middle position, is arranged between upright posts of sound barrier pre-
Simultaneously fixation is bolted in acoustic barrier processed.
Further, bulky grain high density polyurethane foam and silica gel are prefabrication stickup, and the two collectively constitutes energy-absorbing
Paste layer, bulky grain high density polyurethane foam is evenly distributed in energy-absorbing paste layer side, and energy-absorbing paste layer is enclosed using hot melt adhesive and three faces
The bonding method of patch is uniformly pasted on precast spliced guardrail pier surface, and wherein bulky grain high density polyurethane foam side is to paste
Face；Reflective membrane uses lens seals formula (high intensity level) structure, is bonded on the outside of energy-absorbing paste layer using hot melt adhesive bonding mode.
Further, upright posts of sound barrier is carbon steel construction, and width is consistent with end cushion cap plate size, and lower part has abdomen
Plate is provided with reserving hole at web and end cushion cap steel plate same position；The intercolumniation rib two sides on the upright posts of sound barrier top
For T-type hollow cavity, the T-type hollow cavity edge of a wing is flushed with intercolumniation rib, T-type hollow cavity edge of a wing length and the outer fin one of prefabricated acoustic barrier
It causes, the web length of hollow cavity is consistent with prefabricated acoustic barrier core plate；Upright posts of sound barrier be equipped with connection hole, from right to left according to
Secondary is the hole A and the hole B, can be bolted between the hole prefabricated acoustic barrier top A, B corresponding with bottom, play positioning and anchor
Gu effect.
Further, prefabricated acoustic barrier cross section is class drum structure, and upper and lower ends are the sound-absorbing with echo hole
Layer, centre are transparent acrylic photic zone；The echo hole is cone tube shape, and sectional dimension larger side is mounted on nearly lane
Side, sectional dimension smaller side are mounted on remote lane side；Echo hole is no less than 20 in unit length quantity；The prefabricated sound insulation
Barrier core plate can wrap up wood fibre aluminum foam, polyester fiber, melamine foamed plastic and polystyrene by glass cloth and be made；It is described
Prefabricated acoustic barrier surface is provided with wavy striped, and the wave paddy peak lane Lei Chaojin side protrusion is alternately distributed with echo hole.
Further, position-limiting hole is had on trapezoidal bed course, trapezoidal bed course can be solid through rivet and road surface by position-limiting hole
It is fixed.
The utility model has the beneficial effects that
The effect and advantage of the utility model are that structure is simple, and firm and durable is practical, can Fast Installation, a column is more
With the collateral damage caused by vehicle and personnel can be reduced when traffic accident occurs, and can reduce road traffic to periphery
Noise pollution caused by environment.
Detailed description of the invention
Fig. 1 is with energy-absorbing paste layer assembled road guard and acoustic barrier architectural schematic.
Fig. 2 is upright posts of sound barrier structural schematic diagram in the utility model.
Fig. 3 is prefabricated acoustic barrier structural schematic diagram in the utility model.
Fig. 4 is the precast spliced simple schematic diagram of guardrail pier in the utility model.
In figure, 1 is precast spliced guardrail pier；2 be double wave plate；3 be bulky grain high density polyurethane foam；4 be silica gel；5
For reflective membrane；6 be warning reflection band；7 be concrete balancing weight；8 be limit plate；9 be bolt；10 be upright posts of sound barrier；11
For trapezoidal bed course；12 be prefabricated acoustic barrier；13 be rivet；14 be I-steel；15 be end cushion cap steel plate；
10-1 is connection hole；10-2 is that upright posts of sound barrier protrudes rib；10-3 is the T-type hollow cavity edge of a wing；10-4 is column
Between rib；10-5 is web；10-6 is reserving hole；
11-1 is position-limiting hole；
12-1 is the outer fin of prefabricated acoustic barrier；12-2 is echo hole；12-3 is transparent acrylic photic zone；12-4
Prefabricated acoustic barrier core plate；12-5 is wave paddy peak rib.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples:
Embodiment: main to wrap with energy-absorbing paste layer assembled road guard and acoustic barrier system as shown in Fig. 1 ~ Fig. 4
Include precast spliced guardrail pier 1, double wave plate 2, bulky grain high density polyurethane foam 3, silica gel 4, reflective membrane 5, warning reflection band 6,
Concrete balancing weight 7, limit plate 8, bolt 9, upright posts of sound barrier 10, trapezoidal bed course 11, prefabricated acoustic barrier 12, rivet 13,
I-steel 14 and end cushion cap steel plate 15；Along highway direction, it is symmetrical arranged the precast spliced guardrail pier 1 of concrete system in both sides of highway,
Precast spliced 1 bottom inside of guardrail pier is welded with limit plate 8, forms overall structure by the splicing of limit plate 8 and the fixation of bolt 9；
It is provided with the concrete balancing weight 7 of groove, groove size and limit plate 8 are consistent, are fastened on by bolt 9 precast spliced
Inside guardrail pier 1；There is trapezoidal bed course 11 in precast spliced 1 lower weld of guardrail pier, is connected and fixed through rivet 13 with road surface；It is prefabricated
The energy-absorbing paste layer that is made of bulky grain high density polyurethane foam 3 and silica gel 4 of splicing 1 surface mount of guardrail pier, outside energy-absorbing paste layer
Paste reflective membrane 5 in portion；Precast spliced 1 top welding H-bar 14 of guardrail pier, 14 two sides of I-steel are pasted by hot melt adhesive warns
Show reflective tape 6, top welding ends cushion cap steel plate 15, end 15 top of cushion cap steel plate setting double wave plate 2 and upright posts of sound barrier 10 are simultaneously
It is connected by rivet 13, upright posts of sound barrier 10 is located at 2 wavy texture middle position of double wave plate, sets between upright posts of sound barrier 10
It sets prefabricated acoustic barrier 12 and is connected and fixed by bolt 9；Bulky grain high density polyurethane foam 3 and silica gel 4 are prefabrication
It pastes, the two collectively constitutes energy-absorbing paste layer, and bulky grain high density polyurethane foam 3 is evenly distributed in energy-absorbing paste layer side, energy-absorbing
Paste layer is uniformly pasted on precast spliced 1 surface of guardrail pier using the bonding method that patch is enclosed in hot melt adhesive and three faces, and wherein bulky grain is high
3 side of density polyurethane foam is adhesive surface；Reflective membrane 5 uses lens seals formula (high intensity level) structure, using hot melt adhesive bonding side
Formula is bonded on the outside of energy-absorbing paste layer；Upright posts of sound barrier 10 is carbon steel construction, and width is consistent with end 15 size of cushion cap steel plate, under
Portion has web 10-5, is provided with reserving hole 10-6 at web 10-5 and end 15 same position of cushion cap steel plate；The acoustic screen
The intercolumniation two sides rib 10-4 for hindering 10 top of column are T-type hollow cavity, and T-type hollow cavity edge of a wing 10-3 is flushed with intercolumniation rib 10-4, T-type
Hollow cavity edge of a wing 10-3 length is consistent with the outer fin 12-1 of prefabricated acoustic barrier, the web length of hollow cavity and prefabricated acoustic barrier
Core plate 12-4 is consistent；Upright posts of sound barrier 10 be equipped with connection hole 10-1, be followed successively by the hole A and the hole B from right to left, can with it is prefabricated every
It is connected between the hole A, B corresponding with bottom of 12 top of sound barrier by bolt 9, plays fixed and anchorage effect；The prefabricated sound insulation
12 cross section of barrier is class drum structure, and upper and lower ends are the sound absorbing layer with echo hole 12-2, and centre is transparent acrylic
Photic zone 12-3 processed；The echo hole 12-2 is cone tube shape, and sectional dimension larger side is mounted on nearly lane side, sectional dimension
Smaller side is mounted on remote lane side；Echo hole 12-2 is no less than 20 in unit length quantity；The prefabricated acoustic barrier core
Plate 12-4 can wrap up wood fibre aluminum foam, polyester fiber, melamine foamed plastic and polystyrene by glass cloth and be made；It is described pre-
12 surface of acoustic barrier processed is provided with wavy striped, and wave paddy peak rib 12-5 is protruded towards nearly lane side, with echo hole 12-2
It is alternately distributed；On trapezoidal bed course 11 have position-limiting hole 11-1, trapezoidal bed course 11 can by position-limiting hole 11-1 through rivet 13 with
Road surface is fixed.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (5)
1. with energy-absorbing paste layer assembled road guard and acoustic barrier system, it is characterised in that: mainly include precast spliced shield
Column pier (1), double wave plate (2), bulky grain high density polyurethane foam (3), silica gel (4), reflective membrane (5), warning reflection band (6),
Concrete balancing weight (7), limit plate (8), bolt (9), upright posts of sound barrier (10), trapezoidal bed course (11), prefabricated acoustic barrier
(12), rivet (13), I-steel (14) and end cushion cap steel plate (15)；Along highway direction, concrete is symmetrical arranged in both sides of highway
Precast spliced guardrail pier (1) is made, precast spliced guardrail pier (1) bottom inside is welded with limit plate (8), spells by limit plate (8)
It connects and forms overall structure with bolt (9) fixation；It is provided with the concrete balancing weight (7) of groove, groove size and limit plate (8)
Unanimously, precast spliced guardrail pier (1) inside is fastened on by bolt (9)；Have in precast spliced guardrail pier (1) lower weld
Trapezoidal bed course (11) is connected and fixed through rivet (13) with road surface；Precast spliced guardrail pier (1) surface mount is by bulky grain high density
The energy-absorbing paste layer that polyurethane foam (3) and silica gel (4) are constituted, energy-absorbing paste layer paste outside reflective membrane (5)；Precast spliced guardrail pier
(1) warning reflection band (6) are pasted by hot melt adhesive in top welding H-bar (14), I-steel (14) two sides, top welding ends
Cushion cap steel plate (15), end cushion cap steel plate (15) top setting double wave plate (2) and upright posts of sound barrier (10) simultaneously pass through rivet (13)
Connection, upright posts of sound barrier (10) are located at double wave plate (2) wavy texture middle position, are arranged between upright posts of sound barrier (10) pre-
Acoustic barrier (12) processed is simultaneously connected and fixed by bolt (9).
2. according to claim 1 have energy-absorbing paste layer assembled road guard and acoustic barrier system, it is characterised in that:
The bulky grain high density polyurethane foam (3) and silica gel (4) are prefabrication stickup, and the two collectively constitutes energy-absorbing paste layer, greatly
Grained high density polyurethane foam (3) is evenly distributed in energy-absorbing paste layer side, and energy-absorbing paste layer encloses patch using hot melt adhesive and three faces
Bonding method is uniformly pasted on precast spliced guardrail pier (1) surface, and wherein bulky grain high density polyurethane foam (3) side is to paste
Face；Reflective membrane (5) uses lens seals formula structure, is pasted on the outside of energy-absorbing paste layer using hot melt adhesive bonding method.
3. according to claim 1 have energy-absorbing paste layer assembled road guard and acoustic barrier system, it is characterised in that:
The upright posts of sound barrier (10) is carbon steel construction, and width is consistent with end cushion cap steel plate (15) size, and lower part has web
(10-5) is provided with reserving hole (10-6) at web (10-5) and end cushion cap steel plate (15) same position；The acoustic barrier
The intercolumniation rib two sides (10-4) on column (10) top are T-type hollow cavity, and the T-type hollow cavity edge of a wing (10-3) and intercolumniation rib (10-4) are neat
It is flat, the T-type hollow cavity edge of a wing (10-3) length and the outer fin (12-1) of prefabricated acoustic barrier unanimously, the web length of hollow cavity and pre-
Acoustic barrier core plate (12-4) processed is consistent；Upright posts of sound barrier (10) is equipped with connection hole (10-1), is followed successively by the hole A from right to left
With the hole B, can be connected between the hole A, B corresponding with bottom of prefabricated acoustic barrier (12) top by bolt (9).
4. according to claim 1 have energy-absorbing paste layer assembled road guard and acoustic barrier system, it is characterised in that:
Prefabricated acoustic barrier (12) cross section is class drum structure, and upper and lower ends are the sound absorbing layer with echo hole (12-2),
Centre is transparent acrylic photic zone (12-3)；The echo hole (12-2) is cone tube shape, sectional dimension larger side peace
Mounted in nearly lane side, sectional dimension smaller side is mounted on remote lane side；Echo hole (12-2) is no less than in unit length quantity
20；The prefabricated acoustic barrier core plate (12-4) can wrap up wood fibre aluminum foam, polyester fiber, melamine by glass cloth
Foam and polystyrene are made；Prefabricated acoustic barrier (12) surface is provided with wavy striped, wave paddy peak rib (12-5)
It protrudes towards nearly lane side, is alternately distributed with echo hole (12-2).
5. according to claim 1 have energy-absorbing paste layer assembled road guard and acoustic barrier system, it is characterised in that:
Position-limiting hole (11-1) is had on the trapezoidal bed course (11), trapezoidal bed course (11) can be by position-limiting hole (11-1) through rivet
(13) it is fixed with road surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820748723.3U CN208632991U (en) | 2018-05-20 | 2018-05-20 | With energy-absorbing paste layer assembled road guard and acoustic barrier system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820748723.3U CN208632991U (en) | 2018-05-20 | 2018-05-20 | With energy-absorbing paste layer assembled road guard and acoustic barrier system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208632991U true CN208632991U (en) | 2019-03-22 |
Family
ID=65732725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820748723.3U Expired - Fee Related CN208632991U (en) | 2018-05-20 | 2018-05-20 | With energy-absorbing paste layer assembled road guard and acoustic barrier system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208632991U (en) |
-
2018
- 2018-05-20 CN CN201820748723.3U patent/CN208632991U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: 056000 Caowei Avenue, Linzhang County, Handan City, Hebei Province Patentee after: Hebei Xiangda Road and Bridge Engineering Co.,Ltd. Address before: Hunnan Hunnan Road Shenyang city Liaoning province 110168 No. 9 Patentee before: SHENYANG JIANZHU University |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 |