CN114438897A - Steel case roof beam pterygoid lamina bracket - Google Patents
Steel case roof beam pterygoid lamina bracket Download PDFInfo
- Publication number
- CN114438897A CN114438897A CN202210162879.4A CN202210162879A CN114438897A CN 114438897 A CN114438897 A CN 114438897A CN 202210162879 A CN202210162879 A CN 202210162879A CN 114438897 A CN114438897 A CN 114438897A
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- China
- Prior art keywords
- steel box
- plate
- box girder
- bracket
- support
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 78
- 239000010959 steel Substances 0.000 title claims abstract description 78
- 238000009434 installation Methods 0.000 claims abstract description 42
- 238000010276 construction Methods 0.000 abstract description 6
- 239000002023 wood Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 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
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a steel box girder wing plate bracket, and belongs to the technical field of bridge construction. The steel box girder wing plate bracket comprises an integrated support and a supporting component, the supporting component is installed on the lower portion of the integrated support, and the upper portion of the integrated support is connected with the steel box girder wing plate supporting plate through a fixing bolt. The contact plate is adjustable in angle, the contact plate can be always attached to the steel box girder web, the contact plate is ensured to be always in contact with the maximum area of the steel box girder web, the contact plate is prevented from being broken, meanwhile, the contact area of the contact point is large, the steel box girder web is not damaged, and the whole support stability of the whole bracket is high. Set up supplementary installation hoist assembly, can supplementary installation and fixed integrative support in the installation, eliminate the risk of falling object, through the inclination of the integrative support of the adjustment of supplementary installation hoist assembly adaptability, guarantee that the inclination of integrative support suits with the angle of contact plate all the time, ensure the support stability of bracket.
Description
Technical Field
The invention belongs to the technical field of bridge construction, and particularly relates to a steel box girder wing plate bracket.
Background
The steel box girder is generally used for large-span high-pier bridges, and the wing plates cannot be poured by adopting the traditional full-space support method due to overhigh pier parts, and the steel box girder is also not suitable for the Bailey frames and the full-space support method due to overlarge span.
In the existing construction process, a common bracket is generally fixed below a wing plate through screws, the lower end of the bracket is connected with the bracket through a screw rod, and a wood block is used as a cushion block to be attached to a steel box girder web plate, so that fixation is realized. The angle of the wood block cannot be adjusted in the fixing mode, if the edge of the wood block is clamped on the web plate of the steel box girder, the wood block can be broken, and after the wood is broken, the web plate is damaged by the iron column base, so that the overall stability is influenced by the damage of the bottom support; moreover, the wood block is generally directly fixed on the wood block fixer through the bolt without rotating restriction on the wood block, and if the wood block is damaged, horizontal rotation can occur, so that the whole result is greatly influenced. In addition, the wood blocks are manufactured on site, and cannot be used for the second time after being generally used, so that resource waste is caused, different supports need to be manufactured aiming at the steel box girder webs with different inclination angles, time is consumed, and manufacturing cost is high.
When current bracket site operation, the workman need adopt simple and easy lever structure to hoist the bracket, and slow movement is to the edge of the case lower part, and another workman lies prone in the case edge and carries out the position and the angular adjustment of bracket, makes the bracket arrive the mounted position, and the third workman carries out the anchor operation, and the installation needs three workman at least to accomplish to consume the manpower, and in addition, simple and easy lever structure lacks stability, and the lever is difficult to accurate control direction and angle. When simple and easy lever construction, the operating personnel of adjustment bracket lies prone in the work of case edge, and the degree of difficulty is great and has very big potential safety hazard. For convenient operation, bracket and simple and easy jib only use the rope ligature, and unsettled installation adjustment has very big potential safety hazard of dropping occasionally.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the steel box girder wing plate bracket, the angle of the contact plate is adjustable, the angle of the contact plate can be adjusted according to the angle of the steel box girder web plate, the contact plate can be always attached to the steel box girder web plate, the support device can stably support the steel box girder web plate, an integrated support can be installed in an auxiliary mode through an auxiliary installation hoisting assembly, and the operation safety is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a steel box beam wing plate bracket comprises an integrated bracket and a supporting assembly, wherein the supporting assembly is arranged at the lower part of the integrated bracket, and the upper part of the integrated bracket is connected with a steel box beam wing plate supporting plate through a fixing bolt;
the supporting component include bracing piece, limiting plate, screw shaft, contact plate and adjusting bolt, bracing piece and integrative support fixed connection, be fixed with the limiting plate on the bracing piece, contact plate upper end pass through the rotatable installation of screw shaft on the limiting plate, the screw shaft both ends are passed through nut and limiting plate both sides locking, the limiting plate mid-mounting has the adjusting bolt who is used for adjusting the contact plate angle, adjusting bolt back-out end withstands the contact plate middle part, contact plate and steel box girder web laminating.
Furthermore, a rubber gasket is arranged on the contact surface of the contact plate and the steel box girder web plate.
Furthermore, the contact plate is of a convex structure, and the convex parts on two sides of the bottom of the convex structure are arc-shaped.
Further, steel box girder pterygoid lamina bracket still include the supplementary installation hoist assembly and the cushion that are used for supplementary installation and fixed integrative support, supplementary installation hoist assembly one end is fixed with steel box girder pterygoid lamina layer board, and the other end is fixed with integrative support, and the cushion clamps between integrative support top and steel box girder pterygoid lamina layer board to be located supplementary installation hoist assembly and integrative support connection point and fixing bolt tie point.
Further, supplementary hoist and mount ware include sliding sleeve, slide rail, joint board, staple bolt and screens bolt, slide rail one end pass through the joint integrated circuit board and connect on steel box girder pterygoid lamina layer board, the sliding sleeve is equipped with the sliding sleeve on the slide rail, the sliding sleeve outer end is fixed with the staple bolt, the staple bolt is embraced and is detained on integrative support upper portion, all set up the screens bolt that is used for adjusting integrative support inclination on two semicircle hoop boards of staple bolt.
Furthermore, eight clamping bolts are arranged, and two clamping bolts are arranged at the front end and the rear end of each semicircular hoop plate of the hoop.
The invention has the beneficial effects that:
1. the contact plate is adjustable in angle, the angle of the contact plate can be adjusted according to the inclination angle of the steel box girder web, the contact plate can be always attached to the steel box girder web, the contact plate is ensured to be always in contact with the maximum area of the steel box girder web, the contact plate is not broken, meanwhile, the contact area of the contact point is large, the steel box girder web is not damaged, and the overall support stability of the whole bracket is high. The support that can be applicable to the steel box girder web plate at different inclinations, application scope is wide, repeatedly usable.
2. Through screw shaft installation contact plate, the contact plate can only vertical rotation angle regulation, and unable horizontal rotation can not lead to the fact the influence to whole support stability.
3. The contact plate is of a convex structure, the convex parts on two sides of the bottom of the convex structure are arc-shaped, and on one hand, the convex parts can increase the contact area between the contact plate and the steel box girder web plate and improve the bearing capacity of the contact plate; on the other hand can restrict the bracket and rock at will on the horizontal direction, further ensure its support stability, guarantee construction safety.
4. The auxiliary installation hoisting assembly is arranged, the integrated bracket can be installed and fixed in an auxiliary mode in the installation process, the risk of falling objects is eliminated, in addition, installation personnel can adjust the inclination angle of the integrated bracket in an adaptive mode through the auxiliary installation hoisting assembly according to the angle of the contact plate in the installation process, the inclination angle of the integrated bracket is ensured to be always matched with the angle of the contact plate, and the support stability of the bracket is ensured. Through the inclination of the integrative support of sliding sleeve and slide rail fine setting when the installation, constructor need not to lie prone again and adjust the pterygoid lamina bracket in case roof beam edge, eliminates the operation danger.
Drawings
Fig. 1 is a schematic view of the overall installation of the present invention.
Fig. 2 is a schematic front view of the overall installation of the present invention.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a perspective view of the support assembly of the present invention.
Fig. 5 is a schematic front view of the support assembly of the present invention.
Figure 6 is a schematic structural view of an auxiliary installation lifting assembly of the present invention.
In the figure, 1-an integrated bracket, 2-a supporting component, 3-a fixing bolt, 4-a steel box girder wing plate supporting plate, 5-a steel box girder web plate, 6-an auxiliary installation hoisting component, 7-a cushion block, 21-a supporting rod, 22-a limiting plate, 23-a contact plate, 24-a screw shaft, 25-an adjusting bolt, 26-a rubber gasket, 61-a sliding sleeve, 62-a sliding rail, 63-a clamping plate, 64-a hoop and 65-a clamping bolt.
Detailed Description
The technical solution of the present invention is further described in detail below with reference to the embodiments and the accompanying drawings.
As shown in fig. 1-6, a 4 brackets of steel box girder pterygoid lamina layer board, including integrative support 1 and supporting component 2, integrative support 1 is formed by two horizontal poles and two connecting rods welding, parallel arrangement about two horizontal poles, two connecting rods welding are between two horizontal poles, form integrative support 1, install supporting component 2 on the horizontal pole of the lower part of integrative support 1, the upper portion horizontal pole passes through fixing bolt 3 and is connected with steel box girder pterygoid lamina layer board 4, support 5 through supporting component 2 to steel box girder web.
Supporting component 2 include bracing piece 21, limiting plate 22, screw shaft 24, contact plate 23 and adjusting bolt 25, bracing piece 21 and 1 fixed connection of integrative support, be fixed with limiting plate 22 on the bracing piece 21, contact plate 23 upper end pass through screw shaft 24 rotatable the installation on limiting plate 22, screw shaft 24 both ends are passed through the nut and are locked with limiting plate 22 both sides, limiting plate 22 mid-mounting has the adjusting bolt 25 that is used for adjusting contact plate 23 angle, adjusting bolt 25 is screwed out the end and is withstood contact plate 23 middle part, contact plate 23 and the laminating of steel box girder web 5, as preferred, contact plate 23 adopts steel to make, avoids adjusting bolt 25 to wear to break contact plate 23. According to the angle of the contact plate 23 which can be adjusted by the inclination angle of the steel box girder web 5, during adjustment, nuts at two ends of the screw shaft 24 are loosened, the screw shaft 24 can drive the contact plate 23 to rotate, then the adjusting bolt 25 is rotated to change the screwing-out length of the adjusting bolt 25, so that the inclination angle of the contact plate 23 is consistent with that of the steel box girder web 5, the contact plate 23 can be ensured to be always attached to the steel box girder web 5, and after adjustment is completed, the nuts at two ends of the screw shaft 24 are locked. According to the invention, the supporting component 2 is arranged at the lower part of the integrated bracket 1, the angle of the contact plate 23 of the supporting component 2 is adjustable, the contact plate 23 is always attached to the steel box girder web 5, the edge of the contact plate 23 cannot be clamped on the steel box girder web 5, the contact plate 23 is ensured to be always in maximum area contact with the steel box girder web 5, the contact plate 23 cannot be broken, meanwhile, the contact area of the contact point is large, the steel box girder web 5 cannot be damaged, and the whole supporting stability of the whole bracket is strong. Meanwhile, the contact plate 23 is installed through the screw shaft 24, and the contact plate 23 can only vertically rotate to adjust the angle and cannot horizontally rotate, so that the stability of the whole support cannot be influenced. In addition, because contact plate 23 angularly adjustable, can be applicable to the support of the steel box girder web 5 at different inclinations, application scope is wide, repeatedly usable avoids the material extravagant, need not the different brackets of repeated preparation, saves time and cost of manufacture.
The contact plate 23 is of a convex structure, the convex parts on two sides of the bottom of the convex structure are arc-shaped, and on one hand, the convex parts can increase the contact area between the contact plate 23 and the steel box girder web 5 and improve the bearing capacity of the steel box girder web; on the other hand can restrict the bracket and rock at will on the horizontal direction, further ensure its support stability, guarantee construction safety. The rubber gasket 26 is arranged on the contact surface of the contact plate 23, which is in contact with the steel box girder web 5, each rubber gasket 26 is cut to 2-3mm, the contact friction force with the steel box girder web 5 is increased, the deformation of the contact part is reduced, and the damage to the steel box girder web 5 is avoided.
4 brackets of steel box girder pterygoid lamina layer board still including be used for supplementary installation and the supplementary installation hoist assembly 6 and the cushion 7 of fixed integrative support 1, supplementary installation hoist assembly 6 one end is fixed with steel box girder pterygoid lamina layer board 4, the other end is fixed with integrative support 1, cushion 7 clamps between 1 top of integrative support and steel box girder pterygoid lamina layer board 4, and lie in between supplementary installation hoist assembly 6 and integrative support 1 tie point and fixing bolt 3 tie point, through cushion 7 cooperation supplementary installation hoist assembly 6, fixing bolt 3 supports between integrative support 1 and steel box girder pterygoid lamina layer board 4, guarantee can not appear vertically rocking when hoist integrative support 1. Supplementary hoist and mount ware include sliding sleeve 61, slide rail 62, joint board 63, staple bolt 64 and screens bolt 65, 62 one end of slide rail pass through joint board 63 joint on steel box girder wing board layer board 4, the sliding sleeve is equipped with sliding sleeve 61 on the slide rail 62, the sliding sleeve 61 outer end is fixed with staple bolt 64, staple bolt 64 embraces to detain on 1 upper portion of integrative support, can be connected supplementary installation hoist and mount subassembly 6 and integrative support 1 through staple bolt 64, convenient adjustment and dismantlement. All set up the screens bolt 65 that is used for adjusting integrative support 1 inclination on two semicircle hoop plates of staple bolt 64, as preferred, screens bolt 65 set up eight altogether, the front and back end of every semicircle hoop plate of staple bolt 64 respectively sets up two, every two screens bolt 65 are a set of, and through the upper and lower upper portion horizontal pole of respectively two sets of screens bolt 65 cooperation locking integrative support 1, through changing the length of unscrewing of four sets of screens bolts 65 at the hoop inboard of hoop plate, thereby realize the change of integrative support 1 whole angle, when the contact plate 23 of lower part appears the angle change because of the difference of steel box girder contact plate 5 angles, installer can be according to the angle of 23, the inclination of integrative support 1 of adjustment of adaptability, guarantee that the inclination of integrative support 1 suits with the angle of contact plate 23 all the time, ensure the support stability of bracket, have high security. Set up slide rail 62 and sliding sleeve 61 simultaneously, can adjust the position of hugging closely of staple bolt 64 through sliding sleeve 61, avoid leading to the whole outside of integrative support 1 to incline because of hugging closely the position too much to be close fixing bolt 3, guarantee that the support focus is partial to the inboard all the time, ensure its support stability. And, regard as the interim fixing device of pterygoid lamina bracket with supplementary installation hoist and mount subassembly 6, when the installation, can finely tune the inclination of integrative support 1 through sliding sleeve 61 and slide rail 62 when the installation, constructor need not to lie prone again in case roof beam edge adjustment pterygoid lamina bracket, eliminates the operation danger, and simultaneously, supplementary installation hoist and mount subassembly 6 can be stable fixed to it when installation pterygoid lamina bracket, has eliminated the risk that the bracket high altitude falls.
The use process of the invention is as follows:
before the installation, the angle of contact plate 23 has been adjusted according to steel case web 5's inclination, during the adjustment, loosen the nut at screw shaft 24 both ends, screw shaft 24 can drive contact plate 23 and rotate, then rotates adjusting bolt 25, changes adjusting bolt 25's length of unscrewing for contact plate 23 inclination is unanimous with steel case web 5 inclination, ensures that contact plate 23 can laminate with steel case web 5 all the time, and after the adjustment was accomplished, the nut at locking screw shaft 24 both ends can.
During the installation, embrace through staple bolt 64 and detain integrative support 1, then adjust the inclination of integrative support 1 through screens bolt 65, lock screens bolt 65, then hoist the subassembly with integrative support 1 through supplementary installation and hoist and mount on steel box girder pterygoid lamina layer board 4, clamp fishplate bar 63 at steel box girder pterygoid lamina layer board 4 inboardly, adjust the position of integrative support 1, make contact plate 23 and the laminating of steel box girder web 5, then fill up cushion 7, it can to fix integrative support 1 through fixing bolt 3.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a steel box girder pterygoid lamina bracket which characterized in that: the steel box beam wing plate bracket comprises an integrated bracket and a supporting assembly, the supporting assembly is arranged at the lower part of the integrated bracket, and the upper part of the integrated bracket is connected with the steel box beam wing plate bracket through a fixing bolt;
the supporting component comprise a supporting rod, a limiting plate, a screw shaft, a contact plate and an adjusting bolt, the supporting rod is fixedly connected with the integrated support, the limiting plate is fixed on the supporting rod, the upper end of the contact plate is rotatably mounted on the limiting plate through the screw shaft, the two ends of the screw shaft are locked with the two sides of the limiting plate through nuts, the adjusting bolt used for adjusting the angle of the contact plate is mounted in the middle of the limiting plate, the screw-out end of the adjusting bolt props against the middle of the contact plate, and the contact plate is attached to a steel box girder web.
2. A steel box beam flange bracket according to claim 1, wherein: and a rubber gasket is arranged on the contact surface of the contact plate in contact with the steel box girder web.
3. A steel box beam flange bracket according to claim 1, wherein: the contact plate is of a convex structure, and the convex parts on two sides of the bottom of the convex structure are arc-shaped.
4. A steel box beam flange bracket according to claim 1, wherein: the steel box girder wing plate bracket further comprises an auxiliary installation hoisting assembly and a cushion block, wherein the auxiliary installation hoisting assembly and the cushion block are used for assisting installation and fixing of the integrated support, one end of the auxiliary installation hoisting assembly is fixed with the steel box girder wing plate supporting plate, the other end of the auxiliary installation hoisting assembly is fixed with the integrated support, and the cushion block is clamped between the top of the integrated support and the steel box girder wing plate supporting plate and is positioned between the auxiliary installation hoisting assembly and the integrated support connecting point and the fixing bolt connecting point.
5. A steel box beam flange bracket according to claim 4, wherein: supplementary hoist and mount ware include sliding sleeve, slide rail, joint board, staple bolt and screens bolt, slide rail one end pass through the joint integrated circuit board and connect on steel box girder segment wing board layer board, the sliding sleeve is equipped with the sliding sleeve on the slide rail, the sliding sleeve outer end is fixed with the staple bolt, the staple bolt is embraced and is detained on integrative support upper portion, all set up the screens bolt that is used for adjusting integrative support inclination on two semicircle hoop boards of staple bolt.
6. A steel box beam flange bracket according to claim 5, wherein: the screens bolt set up eight altogether, the front and back end of every semicircle hoop board of staple bolt respectively sets up two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210162879.4A CN114438897B (en) | 2022-02-22 | 2022-02-22 | Steel box girder wing plate bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210162879.4A CN114438897B (en) | 2022-02-22 | 2022-02-22 | Steel box girder wing plate bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114438897A true CN114438897A (en) | 2022-05-06 |
| CN114438897B CN114438897B (en) | 2024-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210162879.4A Active CN114438897B (en) | 2022-02-22 | 2022-02-22 | Steel box girder wing plate bracket |
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| Publication number | Publication date |
|---|---|
| CN114438897B (en) | 2024-09-27 |
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