CN114737478B - Segment beam assembly joint bonding glue device and brushing method - Google Patents
Segment beam assembly joint bonding glue device and brushing method Download PDFInfo
- Publication number
- CN114737478B CN114737478B CN202210204499.2A CN202210204499A CN114737478B CN 114737478 B CN114737478 B CN 114737478B CN 202210204499 A CN202210204499 A CN 202210204499A CN 114737478 B CN114737478 B CN 114737478B
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- grouting
- shell
- shells
- section beam
- matching surface
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- 239000003292 glue Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000001680 brushing effect Effects 0.000 title claims description 9
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims description 17
- 239000011148 porous material Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 6
- 230000006750 UV protection Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010422 painting Methods 0.000 abstract description 2
- 238000010073 coating (rubber) Methods 0.000 description 9
- 238000007569 slipcasting Methods 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 239000003822 epoxy resin Substances 0.000 description 6
- 229920000647 polyepoxide Polymers 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 239000003973 paint Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
- E01D2101/32—Metal prestressed
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Lining And Supports For Tunnels (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a section beam assembly joint bonding glue device and a painting method, which comprises a grouting shell corresponding to a section beam matching surface and a grouting structure communicated with the grouting shell, wherein the edge of the grouting shell is tightly abutted against the edge of the section beam, and the inner wall of the grouting shell and the section beam matching surface form a closed grouting chamber together; the grouting structure is used for injecting bonding liquid into the grouting cavity and covering the segment beam matching surface. The invention has the effect of improving the gluing efficiency.
Description
Technical Field
The invention relates to the technical field of segmental beam assembly, in particular to a segmental beam assembly seam bonding glue device and a brushing method.
Background
Along with the continuous development of bridge construction industry in China, the application of the prestressed concrete bridge prefabrication and assembly construction technology is wider and wider.
In the related art, the side span section beams are assembled by section-by-section matching, the contact surfaces of the section beams which are mutually abutted are section beam matching surfaces, adjacent section beams are connected by embedding blocks and embedding grooves of the matching beams, in addition, a prestress pore canal is further formed in the section beams, glue is coated on the section beams corresponding to the matching surfaces before splicing, then the sections beams are symmetrically tensioned and spliced, and the splicing glue is formed by mixing and stirring epoxy resin and a curing agent according to a certain proportion.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the gluing needs manual operation, and has the problem of low gluing efficiency, so that there is still room for improvement.
Disclosure of Invention
In order to improve gluing efficiency, the invention provides a device and a method for gluing a joint beam assembly seam.
The invention provides a segment beam assembly joint bonding glue device and a brushing method, which adopt the following technical scheme:
the utility model provides a section roof beam is assembled seam and is glued glue device, includes the slip casting shell that corresponds with section roof beam mating surface and with slip casting structure of slip casting shell intercommunication, slip casting shell edge is laminated with section roof beam edge and is supported tightly, slip casting shell inner wall and section roof beam mating surface form airtight slip casting cavity jointly; the grouting structure is used for injecting bonding liquid into the grouting cavity and covering the segment beam matching surface.
Through adopting above-mentioned technical scheme, grouting structure is to grouting shell inboard injection epoxy resin bonding liquid that has stirred and accomplished, and the thick liquid fills up stirring cavity rapidly, and the rubber coating step can be accomplished to separation shell and festival section roof beam after the epoxy resin bonding liquid initial setting to replace artifical rubber coating, be favorable to alleviateed constructor working strength, improved rubber coating efficiency and construction safety simultaneously, and shortened construction period.
Preferably, the inner wall of the grouting shell is provided with a plugging piece, and the plugging piece is used for plugging a prestressed duct and a caulking groove at the matching surface of the segmental beam.
By adopting the technical scheme, the probability of filling the pore canal and the caulking groove with the adhesive liquid is reduced, and the influence on the splicing of adjacent section beams due to the blockage of the pore canal or the caulking groove is avoided.
Preferably, the grouting structure further comprises a supporting plate, telescopic driving pieces are arranged on two sides of the supporting plate, the telescopic driving pieces on two sides of the supporting plate are respectively connected with grouting shells corresponding to the two matching surfaces of the section beam, and the grouting shells achieve the purpose of abutting against or separating the matching surfaces of the section beam in a horizontal telescopic mode of the telescopic driving pieces.
Through adopting above-mentioned technical scheme, flexible driving piece horizontal extension drive slip casting shell translation has realized the rubber coating device automation, is favorable to improving rubber coating quality and rubber coating efficiency.
Preferably, the grouting structure further comprises a brush and a lifting assembly, wherein the lifting assembly is used for driving the brush to move up and down at the matching surface of the section beam, and the brush is used for smearing the ultraviolet barrier layer on the surface layer of the bonding liquid.
Through adopting above-mentioned technical scheme, the whole face that matches of section roof beam is covered in the reciprocates of brush, is convenient for paint the ultraviolet ray baffle layer on thick liquid top layer, prevents that ultraviolet irradiation from causing the epoxy inefficacy.
Preferably, a pair of locking pieces is arranged between grouting shells on two sides of the section beam, the pair of locking pieces penetrates through the two grouting shells and the prestressed duct, and the two grouting shells are locked at the corresponding section beam matching surfaces through the pair of locking pieces.
By adopting the technical scheme, the prestressed pore canal of the segment beam is utilized, so that the opposite-pulling locking piece is convenient to position, and meanwhile, the prestressed pore canal is distributed on the segment Liang Zhoubian and is close to the contact position between the matching surface of the segment beam and the grouting shell, so that the sealing and locking effects are better.
Preferably, the grouting structure further comprises a stirrer and a grouting pipe, wherein the stirrer is communicated with the grouting shell through the grouting pipe.
Through adopting above-mentioned technical scheme, the epoxy resin binder after the stirring of mixer can directly pour into the slip casting cavity through the slip casting pipe into in, is favorable to improving the rubber coating efficiency, reduces the risk of epoxy inefficacy.
Preferably, one end of the grouting pipe far away from the stirrer is bifurcated into a plurality of sections and is uniformly distributed on the outer wall of the grouting shell.
By adopting the technical scheme, because the area of the section beam matching surface is large, the output end of the grouting pipe is divided into a plurality of ends which are uniformly distributed and communicated with the outer wall of the grouting shell, the gluing efficiency is improved, and the cavity phenomenon is reduced.
A brushing method of a segment beam assembly joint bonding glue device comprises the following steps:
s1: gluing preparation: the support plate is horizontally placed on the top surface of the segmental beam, then the position of the support plate is adjusted, the edge of the grouting shell is aligned with the edge of the matching surface of the segmental beam, the plugging piece is aligned with the corresponding prestressed duct and caulking groove, and in the adjustment process, the mixer synchronously carries out the operation of stirring and preparing binding liquid;
s2: grouting shell is in place: after the position adjustment of the support plate is finished, starting the telescopic driving piece to drive; the two grouting shells move towards the matching surfaces of the corresponding section beams until the grouting shells are attached, the corresponding prestressed pore channels and the corresponding caulking grooves are blocked by the blocking pieces on the inner walls of the grouting shells, and the inner walls of the grouting shells and the matching surfaces of the section beams form a closed grouting cavity together;
s3: grouting shell locking: the opposite-pulling locking piece penetrates through the two grouting shells and the corresponding prestress pore canal, and the two grouting shells are opposite-pulled and locked, so that the grouting shells are abutted against the matching surface of the section beam;
s4: gluing the segment beam matching surface: after the bonding liquid is stirred and the grouting shell is in place, the bonding liquid is injected into the grouting cavity through the grouting pipe and covers the matching surface of the section beam;
s5: ultraviolet protection treatment: after the binding liquid is initially set, the opposite-pulling locking piece is taken down, the telescopic driving piece drives the grouting shell to be separated from the section beam, then the lifting assembly drives the brush piece to move downwards, and the brush piece coats the ultraviolet blocking layer on the surface layer of the binding liquid in the running process.
Through adopting above-mentioned technical scheme, realized the automatic rubber coating function of bonding glue device, be favorable to improving rubber coating efficiency.
Drawings
Fig. 1 is a use state diagram of a joint beam assembly seam bonding glue device according to an embodiment of the present application.
Fig. 2 is a schematic structural view of a segmented beam in an embodiment of the present application.
Fig. 3 is a schematic structural view of a joint beam assembly seam bonding glue device according to an embodiment of the present application.
Reference numerals illustrate: 1. a segmented beam; 11. a prestressed duct; 12. a caulking groove; 13. a housing; 2. grouting an outer shell; 21. a blocking member; 3. grouting structure; 31. a stirrer; 32. a support plate; 33. grouting pipe; 34. a lifting assembly; 35. a telescopic driving member; 36. a brush; 4. a pair of pull locking pieces; 5. and (3) grouting the cavity.
Detailed Description
The invention is described in further detail below with reference to fig. 1-3.
The embodiment of the invention discloses a device for bonding glue on a splicing seam of a segmental beam and a brushing method. Referring to fig. 1 and 2, a segment beam splice joint bonding glue device includes two grouting shells 2 and a grouting structure 3. The two grouting shells 2 are in one-to-one correspondence with the matching surfaces at the two ends of the section beam 1, the peripheral outline of the grouting shell 2 is consistent with the peripheral outline of the section beam 1, the inner wall of the grouting shell 2 is in surface sealing with the matching surface of the section beam 1 by propping the grouting shell 2 against the matching surface of the section beam 1, and the grouting cavity 5 is filled with bonding liquid through the grouting structure 3, so that the grouting cavity 5 can be filled with the bonding liquid rapidly, the bonding liquid covers the whole matching surface of the section beam 1, and the gluing efficiency is improved.
In order to achieve the purpose of tightly connecting the adhesive liquid preparation and the gluing steps, the grouting structure 3 is optimized and improved, and specifically, the grouting structure 3 comprises a supporting plate 32, a stirrer 31 fixed on the upper end face of the supporting plate 32 and a grouting pipe 33 connected with the stirrer 31, the grouting pipe 33 is a hose, and one end of the grouting pipe 33, far away from the stirrer 31, is bifurcated into a plurality of sections which are uniformly distributed on the outer wall of the grouting shell 2 and communicated with the grouting chamber 5, so that gluing is more uniform and efficient.
In addition, a plurality of telescopic driving pieces 35 are horizontally fixed on two sides of the supporting plate 32, the telescopic driving pieces 35 on two sides of the supporting plate 32 are fixedly connected with the upper ends of the two grouting shells 2 respectively, the telescopic driving pieces 35 can be driving pieces with telescopic functions such as an air cylinder and a jack, and the purpose that the matching surfaces of the grouting shells 2 and the section beam 1 are far away from or close to each other can be achieved through horizontal telescopic driving of the telescopic driving pieces 35 so as to improve grouting efficiency and grouting quality.
Referring to fig. 2 and 3, since the segment beam 1 is provided with the prestressed duct 11, the box 13, the caulking groove 12 and the like, in the glue injection process, the duct and the caulking groove 12 are easily blocked by the adhesive liquid, in order to improve the glue injection efficiency and reduce the influence on the splicing of the segment beam 1 at the later stage, a plurality of blocking pieces 21 are fixed at the inner side of the grouting shell 2, the blocking pieces 21 are used for blocking the prestressed duct 11, the box 13 and the caulking groove 12 in advance in the glue injection process, the probability of the adhesive liquid penetrating into the holes is reduced, in addition, the shape of the blocking pieces 21 is consistent with the opening shape of the corresponding prestressed duct 11, box 13 and caulking groove 12, the area of the blocking pieces 21 is slightly larger than the opening shape, so that a non-adhesive liquid area is reserved near the edges of the prestressed duct 11 and the concrete structure after the glue injection process is finished, and when the segment beam 1 is spliced, the pressed adhesive liquid can have enough abduction space, and the probability of blocking the prestressed duct 11 is reduced.
In order to improve the fastening degree between the grouting shells 2 and the section beams 1, a split locking piece 4 is arranged between the two grouting shells 2, the split locking piece 4 is specifically a split screw, each prestressed duct 11 of the section beam 1 corresponds to one split screw, the split screw penetrates through the prestressed duct 11 and penetrates through the two grouting shells 2 along the axial direction of the prestressed duct 11, and the grouting shells 2 are locked on the matching surface of the corresponding section beam 1. The plugging piece 21 for plugging the prestressed pipe is specifically tubular, and is also connected to the prestressed pipe 11 while closing the peripheral side of the prestressed pipe 11, so that the opposite-pulling screw can pass through.
Referring to fig. 1 and 2, the grouting structure 3 further includes a brush 36 and a lifting assembly 34, wherein the brush 36 may be a painting member with flexible characteristics such as a rubber roller, a brush, etc., the lifting assembly 34 is specifically a winch, and the lifting assembly 34 drives the brush 36 to move up and down on the matching surface of the segment beam 1 so as to coat the ultraviolet blocking layer on the surface of the binding liquid after initial setting. Specifically, two matching surfaces of the segment beam 1 correspond to one brush 36, the brush 36 is horizontally arranged, in order to facilitate a winch to smoothly put down the brush 36, the paint area of the brush 36 is covered on the surface of bonding liquid, and the initial position of the brush 36 is below the telescopic driving piece 35, so that the brush 36 is prevented from being blocked by the telescopic driving piece 35 during lowering.
A brushing method of a segment beam 1 assembly joint bonding glue device comprises the following steps:
s1: gluing preparation: the support plate 32 is placed on the top surface of the segmental beam 1, then the position of the support plate 32 is adjusted, and the bottom of the support plate 32 can be provided with rollers so as to align the edge of the grouting shell 2 with the edge of the matching surface of the segmental beam 1 by moving the support plate 32 and align the plugging piece 21 with the corresponding prestressed duct 11 and the caulking groove 12, and during the adjustment process, the stirrer 31 synchronously performs the adhesive liquid stirring preparation operation. The bonding liquid is prepared by mixing and stirring epoxy resin and a curing agent according to the proportion of 3:1.
S2: grouting shell 2 is in place: after the position adjustment of the support plate 32 is finished, the telescopic driving piece 35 is started to drive; the two grouting shells 2 move towards the matching surfaces of the corresponding section beams 1 until the two grouting shells are attached, the corresponding prestressed pore channels 11, the corresponding caulking grooves 12 and the corresponding boxes 13 are blocked by the blocking pieces 21 on the inner wall of the grouting shell 2, and the inner wall of the grouting shell 2 and the matching surfaces of the section beams 1 form a closed grouting cavity 5 together;
s3: grouting shell 2 locking: the opposite-pulling locking piece 4 penetrates through the two grouting shells 2 and the corresponding prestress pore canal 11, and the two grouting shells 2 are locked by opposite pulling, so that the grouting shells 2 are abutted against the matching surface of the section beam 1;
s4: gluing the matching surface of the segmental beam 1: after the bonding liquid is stirred and the grouting shell 2 is in place, the bonding liquid is injected into the grouting cavity 5 through the grouting pipe 33 and covers the matching surface of the segmental beam 1;
s5: ultraviolet protection treatment: after the binding liquid is initially set, the opposite pulling locking piece 4 is taken down, the telescopic driving piece 35 drives the grouting shell 2 to be separated from the section beam 1, then the lifting assembly 34 drives the brush piece 36 to move downwards, and the brush piece 36 coats the ultraviolet blocking layer on the surface of the binding liquid in the running process, so that the brushing work is completed. In the embodiment, the ultraviolet blocking layer is ultraviolet-resistant fluorocarbon finish paint, so that the epoxy resin is prevented from being invalid due to ultraviolet irradiation.
The above embodiments are not intended to limit the scope of the present invention, so: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (4)
1. The utility model provides a seam bonding glue device is assembled to festival section roof beam which characterized in that: the grouting device comprises a grouting shell (2) corresponding to a matching surface of a section beam (1) and a grouting structure (3) communicated with the grouting shell (2), wherein the edge of the grouting shell (2) is tightly attached to the edge of the section beam (1), and a closed grouting cavity (5) is formed by the inner wall of the grouting shell (2) and the matching surface of the section beam (1); the grouting structure (3) is used for injecting bonding liquid into the grouting cavity (5) and covering the matching surface of the segmental beam (1);
the inner wall of the grouting shell (2) is provided with a blocking piece (21), and the blocking piece (21) is used for blocking a prestressed duct (11) and a caulking groove (12) at the matching surface of the segmental beam (1);
the grouting structure (3) further comprises a support plate (32), telescopic driving pieces (35) are arranged on two sides of the support plate (32), the telescopic driving pieces (35) on two sides of the support plate (32) are respectively connected with grouting shells (2) corresponding to two matching surfaces of the section beam (1), and the grouting shells (2) achieve the purpose of abutting or separating the matching surfaces of the section beam (1) in a horizontal telescopic mode through the telescopic driving pieces (35);
the grouting structure (3) further comprises a stirrer (31) and a grouting pipe (33), wherein the stirrer (31) is communicated with the grouting shell (2) through the grouting pipe (33);
one end of the grouting pipe (33) far away from the stirrer (31) is bifurcated into a plurality of sections and is uniformly distributed on the outer wall of the grouting shell (2).
2. The segmental beam splice joint glue device of claim 1, wherein: the grouting structure (3) further comprises a brush piece (36) and a lifting assembly (34), wherein the lifting assembly (34) is used for driving the brush piece (36) to move up and down at the matching surface of the section beam (1), and the brush piece (36) is used for smearing an ultraviolet barrier layer on the surface of bonding liquid.
3. A segmented beam splice joint glue device according to claim 2, wherein: the grouting device comprises a section beam (1), wherein opposite pulling locking pieces (4) are arranged between grouting shells (2) on two sides of the section beam (1), the opposite pulling locking pieces (4) penetrate through two grouting shells (2) and a prestressed duct (11), and the two grouting shells (2) are locked at the matching surfaces of the corresponding section beam (1) in opposite pulling mode through the opposite pulling locking pieces (4).
4. A method of brushing a segment beam splice joint bonding glue device according to claim 3, wherein: the method comprises the following steps:
s1: gluing preparation: the support plate (32) is horizontally placed on the top surface of the segmental beam (1), then the position of the support plate (32) is adjusted, the edge of the grouting shell (2) is aligned with the edge of the matching surface of the segmental beam (1), the plugging piece (21) is aligned with the corresponding prestressed duct (11) and the caulking groove (12), and in the adjustment process, the stirring machine (31) synchronously performs the stirring preparation operation of the binding liquid;
s2: grouting shell is in place: after the position adjustment of the support plate (32) is finished, a telescopic driving piece (35) is started to drive the two grouting shells (2) to move towards the matching surface direction of the corresponding section beam (1) until the two grouting shells are attached, each blocking piece (21) on the inner wall of the grouting shell (2) blocks the corresponding prestressed duct (11) and the caulking groove (12), and the inner wall of the grouting shell (2) and the matching surface of the section beam (1) form a closed grouting chamber (5);
s3: grouting shell locking: the opposite-pulling locking piece (4) penetrates through the two grouting shells (2) and the corresponding prestress pore canal (11), and the opposite-pulling locking piece locks the two grouting shells (2) so that the grouting shells (2) are abutted against the matching surface of the section beam (1);
s4: gluing the segment beam matching surface: after the bonding liquid is stirred and the grouting shell (2) is in place, the bonding liquid is injected into the grouting cavity (5) through the grouting pipe (33) and covers the matching surface of the section beam (1);
s5: ultraviolet protection treatment: after the binding liquid is initially set, the opposite-pulling locking piece (4) is taken down, the telescopic driving piece (35) drives the grouting shell (2) to be separated from the section beam (1), then the lifting assembly (34) drives the brush piece (36) to move downwards, and the brush piece (36) coats the ultraviolet barrier layer on the surface of the binding liquid in the running process.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210204499.2A CN114737478B (en) | 2022-03-02 | 2022-03-02 | Segment beam assembly joint bonding glue device and brushing method |
| GB2218610.0A GB2616330B (en) | 2022-03-02 | 2022-12-12 | Glue device for bonding assembling seams of segmental girder and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210204499.2A CN114737478B (en) | 2022-03-02 | 2022-03-02 | Segment beam assembly joint bonding glue device and brushing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114737478A CN114737478A (en) | 2022-07-12 |
| CN114737478B true CN114737478B (en) | 2024-03-01 |
Family
ID=82275671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210204499.2A Active CN114737478B (en) | 2022-03-02 | 2022-03-02 | Segment beam assembly joint bonding glue device and brushing method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114737478B (en) |
| GB (1) | GB2616330B (en) |
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| CN215052275U (en) * | 2021-04-20 | 2021-12-07 | 张亚男 | Prefabricated box through segment for road construction and connecting structure thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5144710A (en) * | 1991-02-28 | 1992-09-08 | Grossman Stanley J | Composite, prestressed structural member and method of forming same |
| DE102008007815A1 (en) * | 2008-02-05 | 2009-08-13 | Ssf Ingenieure Gmbh Beratende Ingenieure Im Bauwesen | Reinforced concrete composite bridge with horizontal joint and process for its production |
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2022
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- 2022-12-12 GB GB2218610.0A patent/GB2616330B/en active Active
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|---|---|---|---|---|
| KR200351458Y1 (en) * | 2004-03-08 | 2004-05-20 | 주식회사 동아기술공사 | A bridging using steel box filled with concrete mortal |
| KR20100093875A (en) * | 2009-02-17 | 2010-08-26 | 최승희 | Composite rahmen bridge inflicted external force on cantilever and construction method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| GB2616330A (en) | 2023-09-06 |
| CN114737478A (en) | 2022-07-12 |
| GB2616330B (en) | 2024-06-19 |
| GB202218610D0 (en) | 2023-01-25 |
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