CN218911094U - Connection structure of cantilever beam main part and cantilever beam extension - Google Patents
Connection structure of cantilever beam main part and cantilever beam extension Download PDFInfo
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- CN218911094U CN218911094U CN202222196764.5U CN202222196764U CN218911094U CN 218911094 U CN218911094 U CN 218911094U CN 202222196764 U CN202222196764 U CN 202222196764U CN 218911094 U CN218911094 U CN 218911094U
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Abstract
The utility model provides a connecting structure of a cantilever beam main body and a cantilever beam lengthening section, which comprises the cantilever beam main body and is characterized in that a component force connecting frame assembly is arranged at the end part of the cantilever beam main body, and a side fixing bolt is arranged at the connecting part; the front end and the rear end of the end part of the cantilever beam main body are respectively welded with an integrated connecting plate, and the inner side of the integrated connecting plate is provided with a main fixing bolt through hole; the upper part of the front end of the cantilever beam main body and the lower part of the rear end of the cantilever beam main body are respectively and integrally provided with a preassembled locating pin shaft sleeve, and the inner side of the cantilever beam main body is provided with a locating bolt through hole. The beneficial effects of the utility model are as follows: through setting up of buckling link, main locking screw hole, side long bolt through-hole and middle antiskid ribbed tile, be favorable to consolidate the junction to can equally divide the stress that receives, prevent that tip stress is great, appear damaging.
Description
Technical Field
The utility model belongs to the technical field of connection of cantilever Liang Jiachang sections, and particularly relates to a connection structure of a cantilever beam main body and a cantilever beam lengthening section.
Background
The cantilever bridge is usually provided with two piers, each pier supports a central cantilever arm and the other end cantilever arm balanced with the central cantilever arm, the existing connecting structure of the cantilever arm main body and the cantilever arm lengthening section comprises the cantilever arm main body and the cantilever arm lengthening section, the cantilever arm main body and the cantilever arm lengthening section are connected through bolts, when the lengthened cantilever beam is stressed, the bolts at the connecting part can be stressed in multiple directions, and when the end part of the lengthened cantilever beam shakes or is impacted, the bolts at the connecting part are broken at any time, so that the life safety of workers is influenced.
Disclosure of Invention
According to the connecting structure of the cantilever beam main body and the lengthened cantilever beam, the connecting frame after two times of bending is placed at the connecting position, so that a certain buffering effect can be achieved on the connecting position, the breaking risk of the end part is reduced, the extended side faces are respectively connected with the cantilever beam main body and the lengthened cantilever beam, the positioning and reinforcing effects can be achieved on the vertical direction and the front-back direction of the connecting position respectively, stress received by the connecting position is dispersed, and the risk of breaking bolts at the connecting position is reduced.
The technical scheme is as follows: the connecting structure of the cantilever beam main body and the cantilever beam lengthening section comprises a cantilever beam main body and is characterized in that a component force connecting frame assembly is arranged at the end part of the cantilever beam main body, and a side fixing bolt is arranged at the connecting part; the front end and the rear end of the end part of the cantilever beam main body are respectively welded with an integrated connecting plate, and the inner side of the integrated connecting plate is provided with a main fixing bolt through hole; the upper part of the front end of the cantilever beam main body and the lower part of the rear end of the cantilever beam main body are respectively provided with a preassembled locating pin shaft sleeve in an integrated manner, and the inner side of the cantilever beam main body is provided with a locating bolt through hole; and a triangular reinforcing rib plate is welded at the joint of the cantilever beam main body and the integrated connecting plate.
Preferably, the component force connecting frame assembly comprises a bending connecting frame, main locking threaded holes are respectively formed in the front end and the rear end of the middle inner side of the bending connecting frame, side long bolt through holes are respectively formed in the left side of the front end of the bending connecting frame and the right side of the rear end of the bending connecting frame, and a middle anti-skid block is arranged on the inner side of the bending connecting frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the bending connecting frame, the main locking threaded hole, the side long bolt through hole and the middle anti-skid block are arranged, so that the joint is reinforced, the stress can be equally divided, and the damage caused by larger stress at the end part is prevented.
2. According to the utility model, the metal anti-slip cushion block, the connecting through hole and the triangular anti-slip groove are arranged, so that the joint is reinforced, and the locking effect of the joint can be improved by matching with the side fixing bolt.
3. In the utility model, the arrangement of the main fixing bolt through hole and the positioning bolt through hole is beneficial to equally dividing the stress at the joint on the whole body of the cantilever beam main body and improving the shock resistance of the joint.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the cantilever body of the present utility model.
Fig. 3 is a schematic structural view of the component force connecting frame assembly of the present utility model.
FIG. 4 is a schematic view of the structure of the intermediate cleat of the present utility model.
In the figure:
1. a cantilever body; 2. a component force connecting frame assembly; 21. bending the connecting frame; 22. a main locking threaded hole; 23. a side long bolt through hole; 24. a middle anti-skid block; 241. a metal anti-slip cushion block; 242. a connecting through hole; 243. triangular anti-slip grooves; 3. a side fixing bolt; 4. an integral connection plate; 5. a main fixing bolt through hole; 6. preassembling a locating pin shaft sleeve; 7. positioning a bolt through hole; 8. triangular reinforcing rib plates.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
examples:
as shown in fig. 1 and fig. 2, a connecting structure of a cantilever beam main body and a cantilever beam lengthening section comprises a cantilever beam main body 1, wherein a component force connecting frame assembly 2 is arranged at the end part of the cantilever beam main body 1, and a side fixing bolt 3 is arranged at the connecting part; the front end and the rear end of the end part of the cantilever beam main body 1 are respectively welded with an integrated connecting plate 4, and the inner side of the integrated connecting plate 4 is provided with a main fixing bolt through hole 5; the upper part of the front end of the cantilever beam main body 1 and the lower part of the rear end of the cantilever beam main body 1 are respectively and integrally provided with a preassembled positioning pin shaft sleeve 6, and the inner side of the cantilever beam main body 1 is provided with a positioning bolt through hole 7; the triangular reinforcing rib plate 8 is welded at the joint of the cantilever beam main body 1 and the integrated connecting plate 4; the component force connecting frame assembly 2 comprises a bending connecting frame 21, main locking threaded holes 22 are respectively formed in the front end and the rear end of the inner side of the middle of the bending connecting frame 21, side long bolt through holes 23 are respectively formed in the left side of the front end of the bending connecting frame 21 and the right side of the rear end of the bending connecting frame 21, and a middle anti-skid block 24 is arranged in the inner side of the bending connecting frame 21; the main fixing bolt through hole 5 is penetrated by a connecting bolt and is in threaded connection with a main locking threaded hole 22 on the bending connecting frame 21.
As shown in fig. 4, in the above embodiment, specifically, the middle anti-slip block 24 includes a metal anti-slip cushion block 241, a connecting through hole 242 is formed on the inner side of the metal anti-slip cushion block 241, and a triangular anti-slip groove 243 is formed on the surface of the metal anti-slip cushion block 241; the side fixing bolts 3 are respectively inserted through the inside of the side long bolt through holes 23, the inside of the connecting through holes 242, and the inside of the positioning bolt through holes 7, and the ends are fastened with nuts.
In the above embodiment, specifically, the front end of the bending connection frame 21 extends to the left, and the rear end of the bending connection frame 21 extends to the right.
In the above embodiment, specifically, the main fixing bolt through hole 5 is communicated with the main locking threaded hole 22, and the preassembled positioning pin shaft sleeve 6 is respectively located at the upper and lower parts of the bending connecting frame 21.
In the above embodiment, specifically, the metal anti-slip pad 241 is disposed between the cantilever beam main body 1 and the left extending end of the bending connection frame 21.
In the above embodiment, specifically, the front and rear ends of the inner side of the connecting through hole 242 are respectively communicated with the inner side of the positioning bolt through hole 7 and the inner side of the side long bolt through hole 23.
In the above embodiment, specifically, the rear end of the side fixing bolt 3 penetrates the inside of the side long bolt through hole 23 and the inside of the connecting through hole 242 and the inside of the positioning bolt through hole 7, respectively.
In the above embodiment, specifically, the other end of the side fixing bolt 3 is screwed with a lock nut, and the lock nut is located at the rear end of the cantilever beam main body 1.
Principle of operation
The working principle of the utility model is as follows: the bending connection frame 21 is placed between the cantilever beam main body 1 and the lengthened cantilever beam arm, the preassembled locating pin shaft sleeve 6 on the cantilever beam main body 1 and the preassembled locating pin shaft sleeve 6 on the lengthened cantilever beam arm are connected together in advance by a pin shaft rod, then the main fixing bolt through hole 5 is penetrated by a connecting bolt and is in threaded connection with the main locking threaded hole 22 on the bending connection frame 21, then the metal anti-slip cushion block 241 is placed on the inner sides of the extending parts of the front end and the rear end of the bending connection frame 21, the side fixing bolt 3 is penetrated through the inner sides of the side long bolt through hole 23, the inner sides of the connecting through hole 242 and the inner sides of the locating bolt through hole 7 respectively again, the end parts are fastened by nuts, and when the connecting part is stressed, the bending connection frame 21 can limit the left and right directions and the front and the rear directions of the stressed stress.
By using the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical effects fall into the protection scope of the utility model.
Claims (7)
1. The connecting structure of the cantilever beam main body and the cantilever beam lengthening section comprises a cantilever beam main body (1), and is characterized in that a component force connecting frame assembly (2) is arranged at the end part of the cantilever beam main body (1), and a side fixing bolt (3) is arranged at the connecting position; the front end and the rear end of the end part of the cantilever beam main body (1) are respectively welded with an integrated connecting plate (4), and the inner side of the integrated connecting plate (4) is provided with a main fixing bolt through hole (5); the upper part of the front end of the cantilever beam main body (1) and the lower part of the rear end of the cantilever beam main body (1) are respectively and integrally provided with a preassembled positioning pin shaft sleeve (6), and the inner side of the cantilever beam main body (1) is provided with a positioning bolt through hole (7); the triangular reinforcing rib plate (8) is welded at the joint of the cantilever beam main body (1) and the integrated connecting plate (4).
2. The connecting structure of the cantilever beam main body and the cantilever beam lengthening section according to claim 1, characterized in that the component force connecting frame assembly (2) comprises a bending connecting frame (21), main locking threaded holes (22) are respectively formed at the front end and the rear end of the middle inner side of the bending connecting frame (21), side long bolt through holes (23) are respectively formed at the left side of the front end of the bending connecting frame (21) and the right side of the rear end of the bending connecting frame (21), and a middle anti-skid block (24) is arranged at the inner side of the bending connecting frame (21).
3. The connecting structure of the cantilever beam main body and the cantilever beam lengthening section according to claim 2, wherein the middle anti-slip block (24) comprises a metal anti-slip cushion block (241), a connecting through hole (242) is formed in the inner side of the metal anti-slip cushion block (241), and a triangular anti-slip groove (243) is formed in the surface of the metal anti-slip cushion block (241).
4. The structure for connecting the cantilever body and the cantilever extension according to claim 2, wherein the front end of the bending connecting frame (21) extends leftwards, and the rear end of the bending connecting frame (21) extends rightwards.
5. The connecting structure of the cantilever beam main body and the cantilever beam lengthening section according to claim 2, wherein the main fixing bolt through hole (5) is communicated with the main locking threaded hole (22), and the preassembled locating pin shaft sleeve (6) is respectively arranged at the upper part and the lower part of the bending connecting frame (21).
6. A cantilever body and extension connecting structure according to claim 3, wherein the metal anti-slip pad (241) is placed between the cantilever body (1) and the left extension of the bending connection frame (21).
7. A connecting structure of a cantilever body and a cantilever extension according to claim 3, wherein the front and rear ends of the inner side of the connecting through hole (242) are respectively communicated with the inner side of the positioning bolt through hole (7) and the inner side of the side long bolt through hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222196764.5U CN218911094U (en) | 2022-08-19 | 2022-08-19 | Connection structure of cantilever beam main part and cantilever beam extension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222196764.5U CN218911094U (en) | 2022-08-19 | 2022-08-19 | Connection structure of cantilever beam main part and cantilever beam extension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218911094U true CN218911094U (en) | 2023-04-25 |
Family
ID=86014931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222196764.5U Active CN218911094U (en) | 2022-08-19 | 2022-08-19 | Connection structure of cantilever beam main part and cantilever beam extension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218911094U (en) |
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2022
- 2022-08-19 CN CN202222196764.5U patent/CN218911094U/en active Active
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