CN114737478A - Device for adhering glue to assembly joint of sectional beam and painting method - Google Patents
Device for adhering glue to assembly joint of sectional beam and painting method Download PDFInfo
- Publication number
- CN114737478A CN114737478A CN202210204499.2A CN202210204499A CN114737478A CN 114737478 A CN114737478 A CN 114737478A CN 202210204499 A CN202210204499 A CN 202210204499A CN 114737478 A CN114737478 A CN 114737478A
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- Prior art keywords
- grouting
- shell
- section
- piece
- matching
- Prior art date
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- 239000003292 glue Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 18
- 238000010422 painting Methods 0.000 title description 8
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 3
- 239000011148 porous material Substances 0.000 claims description 21
- 238000007569 slipcasting Methods 0.000 claims description 14
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000006750 UV protection Effects 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010073 coating (rubber) Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 239000004593 Epoxy Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000004567 concrete Substances 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
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
Images
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
-
- 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
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
- E01D2101/32—Metal prestressed
Abstract
The invention discloses a device for bonding glue for a section beam splicing seam and a coating method, and the device 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 attached to the edge of the section beam, and a closed grouting cavity is formed by the inner wall of the grouting shell and the section beam matching surface; the grouting structure is used for injecting the bonding liquid into the grouting cavity and covering the section beam matching surface. The invention has the effect of improving the gluing efficiency.
Description
Technical Field
The invention relates to the technical field of sectional beam assembly, in particular to a device for bonding glue to a sectional beam assembly joint and a painting method.
Background
With the continuous development of bridge construction industry in China, the application of the prestressed concrete bridge prefabrication and assembly construction technology is increasingly wide.
In the related technology, the assembly of the side span section beams is realized by section-by-section matching assembly, the contact surfaces of the section beams which are mutually abutted are section beam matching surfaces, adjacent section beams are connected in an embedded mode through embedded blocks and embedded grooves of the matching beams, in addition, the section beams are also provided with prestressed pore channels, before the assembly, the section beams are firstly coated with glue on the corresponding matching surfaces and then symmetrically tensioned and assembled, and the assembly glue is prepared by mixing and stirring epoxy resin and a curing agent according to a certain proportion.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the gluing needs manual operation, and the gluing efficiency is low, so that the improvement space is still provided.
Disclosure of Invention
In order to improve the gluing efficiency, the invention provides a device for gluing the splicing seams of the sectional beams and a painting method.
The invention provides a device for bonding glue in a section beam splicing seam and a brushing method, which adopt the following technical scheme:
a section beam splicing seam bonding glue device 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 attached to the edge of a section beam, and the inner wall of the grouting shell and the section beam matching surface form a closed grouting cavity together; the grouting structure is used for injecting the bonding liquid into the grouting cavity and covering the section beam matching surface.
Through adopting above-mentioned technical scheme, the epoxy bonding liquid that the stirring was accomplished is poured into toward slip casting shell inboard to the slip casting structure, and the stirring cavity is filled up rapidly to the thick liquid, treats that epoxy bonding liquid separates shell and festival section roof beam and can accomplish the rubber coating step after the initial set to substitute artifical rubber coating, be favorable to alleviateing constructor working strength, improved rubber coating efficiency and construction safety nature 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 pore and a caulking groove at the matching surface of the segment beam.
By adopting the technical scheme, the probability of filling the pore channels and the caulking grooves with the bonding liquid is reduced, and the influence on the splicing of the adjacent section beams due to the blockage of the pore channels or the caulking grooves is avoided.
Preferably, the grouting structure further comprises a support plate, wherein telescopic driving parts are arranged on two sides of the support plate, the telescopic driving parts on the two sides of the support plate are respectively connected with the grouting shell corresponding to the two matching surfaces of the segment beam, and the grouting shell is tightly abutted to or separated from the matching surfaces of the segment beam in a horizontal telescopic mode of the telescopic driving parts.
Through adopting above-mentioned technical scheme, flexible driving piece level is flexible drives 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 piece and a lifting assembly, wherein the lifting assembly is used for driving the brush piece to move up and down at the matching surface of the section beam, and the brush piece is used for coating the ultraviolet barrier layer on the surface layer of the bonding liquid.
Through adopting above-mentioned technical scheme, the whole matching face of segment roof beam is covered in reciprocating of brush spare, is convenient for paint ultraviolet barrier layer in the thick liquid top layer, prevents that ultraviolet irradiation from causing the epoxy inefficacy.
Preferably, a split locking piece is arranged between the grouting shells on the two sides of the section beam and penetrates through the two grouting shells and the prestress pore channel, and the two grouting shells are locked on the corresponding section beam matching surface in a split mode through the split locking piece.
By adopting the technical scheme, the prestress pore channels of the section beams are utilized, the counter-pulling locking piece is convenient to take place, and meanwhile, the prestress pore channels are distributed on the periphery of the section beams and are close to the contact position between the matching surface of the section beams and the grouting shell, so that the sealing and locking effect is better.
Preferably, the grouting structure further comprises a stirrer and a grouting pipe, and the stirrer and the grouting shell are communicated through the grouting pipe.
Through adopting above-mentioned technical scheme, the epoxy bonding liquid after the mixer stirring can directly pour into the slip casting cavity through the slip casting pipe in, is favorable to improving rubber coating efficiency, reduces the risk that epoxy became invalid.
Preferably, one end of the grouting pipe, which is far away from the stirrer, is branched into a plurality of sections and is uniformly distributed on the outer wall of the grouting shell.
Through adopting above-mentioned technical scheme, because the area of section roof beam matching face is big, divide into a plurality of ends evenly distributed and communicate in slip casting shell outer wall with the slip casting pipe output, be favorable to improving rubber coating efficiency, reduce the cavitation simultaneously.
A painting method of a device for adhering glue to a section beam splicing seam comprises the following steps:
s1: glue spreading preparation: horizontally placing the support plate on the top surface of the section beam, adjusting the position of the support plate to align the edge of the grouting shell with the edge of the matching surface of the section beam, aligning the plugging piece with the corresponding prestressed pore channel and caulking groove, and synchronously stirring and preparing the bonding liquid by using a stirrer in the adjusting process;
s2: grouting the shell in place: after the position of the bearing plate is adjusted, starting the telescopic driving piece to drive; the two grouting shells move towards the direction of the matching surface of the corresponding section beam until the two grouting shells are attached, each plugging piece on the inner wall of each grouting shell plugs the corresponding prestressed pore channel and the corresponding caulking groove, and the inner wall of each grouting shell and the matching surface of the section beam form a closed grouting cavity together;
s3: grouting shell locking: the opposite-pull locking piece penetrates through the two grouting shells and the corresponding prestressed pore channels and oppositely pulls and locks the two grouting shells to enable the grouting shells to be tightly propped against the matching surface of the section beam;
s4: gluing the matching surface of the segmental beam: 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 bonding liquid is initially set, the oppositely-pulled locking piece is taken down, the grouting shell is driven to be separated from the segment beam by the telescopic driving piece, then the brush piece is driven to move downwards by the lifting assembly, and the ultraviolet barrier layer is coated on the surface layer of the bonding liquid by the brush piece in the process of advancing.
By adopting the technical scheme, the automatic gluing function of the gluing device is realized, and the gluing efficiency is favorably improved.
Drawings
Fig. 1 is a diagram of a state of use of a segment beam assembly joint glue device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a segmented beam in an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a segment beam assembly joint glue device according to an embodiment of the present application.
Description of reference numerals: 1. a segment beam; 11. a pre-stressed duct; 12. caulking grooves; 13. a cabinet; 2. grouting the shell; 21. a blocking member; 3. grouting structure; 31. a blender; 32. a support plate; 33. grouting pipes; 34. a lifting assembly; 35. a telescopic driving member; 36. brushing the workpiece; 4. oppositely pulling the locking piece; 5. a grouting chamber.
Detailed Description
The present invention is described in further detail below with reference to figures 1-3.
The embodiment of the invention discloses a device for bonding glue to a section beam assembling joint and a painting method. Referring to fig. 1 and 2, a segment girder erection joint bonding glue device includes two grouting housings 2 and a grouting structure 3. The matching surfaces at two ends of the two grouting shells 2 and the section beam 1 are in one-to-one correspondence, the peripheral outline of the grouting shell 2 is consistent with that of the section beam 1, the matching surfaces corresponding to the section beam 1 are abutted against the grouting shell 2, the inner wall of the grouting shell 2 and the matching surface of the section beam 1 form a closed grouting cavity 5, and a bonding liquid is injected into the grouting cavity 5 through the grouting structure 3, so that the bonding liquid can be rapidly filled into the grouting cavity 5, the bonding liquid covers the matching surface of the whole section beam 1, and the gluing efficiency is favorably improved.
In order to realize the purpose of tight connection of bonding liquid preparation and gluing step, the application is optimized and improved on the grouting structure 3, specifically, the grouting structure 3 comprises a support plate 32, a stirrer 31 fixed on the upper end surface of the support 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, which is far away from the stirrer 31, is forked into a plurality of sections which are uniformly distributed on the outer wall of the grouting shell 2 and communicated with the grouting cavity 5, so that the 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 cylinders and jacks, and the purpose that the matching surfaces of the grouting shells 2 and the section beams 1 are far away from or close to each other can be achieved through horizontal telescopic driving of the telescopic driving pieces 35, so that the glue injection efficiency and the grouting quality are improved.
Referring to fig. 2 and 3, since the sectional girder 1 is provided with the prestressed duct 11, the box room 13 and the caulking groove 12 and the like, in the process of injecting glue, the adhesive liquid is easy to block the pore passages and the caulking grooves 12, in order to improve the gluing efficiency and reduce the influence on the splicing of the later-stage section beam 1, a plurality of plugging pieces 21 are fixed on the inner side of the grouting shell 2, the plugging pieces 21 are used for plugging the prestressed duct 11, the box chamber 13 and the caulking groove 12 in advance in the gluing process, the probability of the bonding liquid permeating into the holes is reduced, in addition, the shape of the blocking piece 21 is consistent with the opening shapes of the corresponding prestressed duct 11, the chamber 13 and the caulking groove 12, the area of the blocking piece 21 is slightly larger than the opening shape, so that after the gluing is finished, a bonding liquid free area is reserved near the prestressed duct 11 and the edge of the concrete structure, when the segmental girders 1 are spliced, the squeezed bonding liquid can have enough space for extending, and the probability of blockage of the prestressed duct 11 is reduced.
For the fastening degree that improves between slip casting shell 2 and the section roof beam 1, be provided with between two slip casting shells 2 and to drawing retaining member 4, to drawing retaining member 4 specifically be to drawing the screw rod, every prestressing force pore canal 11 of section roof beam 1 all corresponds a to drawing the screw rod, to drawing the screw rod and pass prestressing force pore canal 11 and run through two slip casting shells 2 along prestressing force pore canal 11 axis direction to with slip casting shell 2 locking at the 1 matching face of section roof beam that corresponds. The plugging piece 21 for plugging the prestressed pipe is tubular, and is communicated with the prestressed duct 11 while sealing the peripheral side of the prestressed duct 11, so that a counter-pulling screw rod can pass through the pre-stressing duct 11.
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 flexible painting member such as a rubber roller or a brush, 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 sectional beam 1 to coat the ultraviolet barrier layer on the surface of the bonding liquid after initial setting. Specifically, two matching surfaces of segment beam 1 all correspond a brush 36, and brush 36 level sets up, for the convenience of the hoist engine is smooth with brush 36 down transferring, realizes that brush 36 lacquering area covers on the bonding liquid surface, and the position of brush 36 when initial is in the below of flexible driving piece 35 to receive blockking of flexible driving piece 35 when avoiding transferring.
A brushing method of a section beam 1 assembling seam bonding glue device comprises the following steps:
s1: glue spreading preparation: the support plate 32 is laid on the top surface of the section beam 1, and then the position of the support plate 32 is adjusted, and the bottom of the support plate 32 can be provided with rollers so that the edge of the grouting housing 2 is aligned with the edge of the matching surface of the section beam 1 by moving the support plate 32 and the plugging piece 21 is aligned with the corresponding pre-stressed duct 11 and the caulking groove 12, and during the adjustment, the mixer 31 synchronously performs the operation of preparing the adhesive by mixing. The bonding liquid is prepared by mixing and stirring epoxy resin and a curing agent according to the proportion of 3: 1.
S2: grouting the casing 2 in place: after the position of the support plate 32 is adjusted, the telescopic driving member 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, each plugging piece 21 on the inner wall of each grouting shell 2 plugs the corresponding prestress pore channel 11, the caulking groove 12 and the box chamber 13, and the inner wall of each grouting shell 2 and the matching surfaces of the corresponding section beams 1 form a closed grouting cavity 5;
s3: locking of the grouting shell 2: the opposite-pull locking piece 4 penetrates through the two grouting shells 2 and the corresponding prestressed pore channels 11, and the two grouting shells 2 are oppositely pulled and locked, so that the grouting shells 2 are tightly propped 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 segment beam 1;
s5: ultraviolet protection treatment: after the bonding liquid is initially solidified, the oppositely-pulled locking piece 4 is taken down, the telescopic driving piece 35 drives the grouting shell 2 to be separated from the segment 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 bonding liquid in the process of moving, so that the painting work is completed. In this embodiment, the uv barrier layer is a uv-resistant fluorocarbon topcoat to prevent epoxy resin failure due to uv irradiation.
The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a seam bonding glue device is assembled to section roof beam which characterized in that: the grouting structure comprises a grouting shell (2) corresponding to the matching surface of the section beam (1) and a grouting structure (3) communicated with the grouting shell (2), wherein the edge of the grouting shell (2) is attached to and abutted against the edge of the section beam (1), and the inner wall of the grouting shell (2) and the matching surface of the section beam (1) form a closed grouting cavity (5); the grouting structure (3) is used for injecting bonding liquid into the grouting cavity (5) and covering the matching surface of the section beam (1).
2. The segment beam assembling joint glue device according to claim 1, wherein: the grouting shell (2) is characterized in that a blocking piece (21) is arranged on the inner wall of the grouting shell (2), and the blocking piece (21) is used for blocking a prestress pore channel (11) and an embedded groove (12) at the matching surface of the segment beam (1).
3. The sectional beam assembling joint bonding glue device according to claim 2, characterized in that: the grouting structure (3) further comprises a supporting plate (32), telescopic driving pieces (35) are arranged on two sides of the supporting plate (32), the telescopic driving pieces (35) on two sides of the supporting plate (32) are respectively connected with the grouting shell (2) corresponding to the two matching surfaces of the section beam (1), and the grouting shell (2) is tightly abutted to or separated from the matching surfaces of the section beam (1) in a horizontal telescopic mode through the telescopic driving pieces (35).
4. The segment beam assembling joint glue device according to claim 3, 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 coating the ultraviolet barrier layer on the surface of the bonding liquid.
5. The segmented beam assembling joint bonding glue device according to claim 4, characterized in that: be provided with between slip casting shell (2) of segment roof beam (1) both sides and to drawing retaining member (4), to drawing retaining member (4) and running through two slip casting shells (2) and prestressing force pore canal (11), two slip casting shells (2) are through drawing retaining member (4) to drawing locking in corresponding segment roof beam (1) matching face department.
6. The sectional beam assembling joint bonding glue device according to claim 5, characterized in that: the grouting structure (3) further comprises a stirrer (31) and a grouting pipe (33), and the stirrer (31) is communicated with the grouting shell (2) through the grouting pipe (33).
7. The sectional beam assembling joint bonding glue device according to claim 6, characterized in that: one end of the grouting pipe (33) far away from the stirrer (31) is branched into a plurality of sections and is uniformly distributed on the outer wall of the grouting shell (2).
8. A method of applying a glue device to a segmental beam assembly joint as claimed in claim 7, characterized in that: the method comprises the following steps:
s1: glue spreading preparation: the method comprises the following steps of (1) horizontally placing a support plate (32) on the top surface of a segment beam (1), then adjusting the position of the support plate (32), aligning the edge of a grouting shell (2) with the edge of a matching surface of the segment beam (1), aligning a plugging piece (21) with a corresponding pre-stressed pore passage (11) and a corresponding caulking groove (12), and synchronously stirring and preparing adhesive liquid by a stirrer (31) in the adjusting process;
s2: grouting the shell in place: after the position of the supporting plate (32) is adjusted, starting a telescopic driving piece (35) to drive the two grouting shells (2) to move towards the matching surfaces of the corresponding section beams (1) until the grouting shells are attached, plugging the corresponding prestressed pore passages (11) and caulking grooves (12) by using each plugging piece (21) on the inner wall of each grouting shell (2), and forming a closed grouting cavity (5) by using the inner wall of each grouting shell (2) and the matching surfaces of the section beams (1);
s3: grouting shell locking: the opposite-pull locking piece (4) penetrates through the two grouting shells (2) and the corresponding prestressed pore passages (11), and the two grouting shells (2) are oppositely pulled and locked, so that the grouting shells (2) are tightly propped against the matching surface of the section beam (1);
s4: gluing the matching surface of the segmental beam: 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 bonding liquid is initially set, the oppositely-pulled locking piece (4) is taken down, the grouting shell (2) is driven to be separated from the section beam (1) by the telescopic driving piece (35), then the brush piece (36) is driven to move downwards by the lifting assembly (34), and the ultraviolet barrier layer is coated on the surface of the bonding liquid by the brush piece (36) in the advancing 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 GB2616330A (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 true CN114737478A (en) | 2022-07-12 |
| CN114737478B CN114737478B (en) | 2024-03-01 |
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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) | GB2616330A (en) |
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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
- 2022-03-02 CN CN202210204499.2A patent/CN114737478B/en active Active
- 2022-12-12 GB GB2218610.0A patent/GB2616330A/en active Pending
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| KR200351458Y1 (en) * | 2004-03-08 | 2004-05-20 | 주식회사 동아기술공사 | A bridging using steel box filled with concrete mortal |
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Also Published As
| Publication number | Publication date |
|---|---|
| GB202218610D0 (en) | 2023-01-25 |
| GB2616330A (en) | 2023-09-06 |
| CN114737478B (en) | 2024-03-01 |
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