CN218482620U - Large-span telescopic aluminum alloy bridge - Google Patents
Large-span telescopic aluminum alloy bridge Download PDFInfo
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- CN218482620U CN218482620U CN202222900648.7U CN202222900648U CN218482620U CN 218482620 U CN218482620 U CN 218482620U CN 202222900648 U CN202222900648 U CN 202222900648U CN 218482620 U CN218482620 U CN 218482620U
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- splice
- aluminum alloy
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- outer frame
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Abstract
The utility model relates to an aluminum alloy crane span structure technical field especially relates to a big span retractable aluminum alloy crane span structure. The technical scheme comprises the following steps: two I-shaped outer frame plates, the equal sliding connection in inboard of two I-shaped outer frame plates has the slip splice plate, fixedly connected with crossbeam between two slip splice plates, the crossbeam is hollow structure, the common through type is pegged graft between two slip splice plates and is had the splice bar that a plurality of equidistance set up, and the splice bar passes the inside of crossbeam, and the screw thread has all been processed at the both ends of splice bar, and the inside and the peripheral thread bush that two I-shaped outer frame plates were run through respectively at the both ends of splice bar are equipped with fastening nut. The utility model discloses not only the installation is used more conveniently, is convenient for holistic transportation and transportation moreover, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to an aluminum alloy crane span structure technical field especially relates to a big span retractable aluminum alloy crane span structure.
Background
The aluminum alloy bridge frame has the characteristics of beautiful appearance, simple structure, unique style, large loading capacity, light weight and the like. After the surface of the aluminum alloy cable bridge is anodized, the aluminum alloy cable bridge is not only corrosion resistant, but also anti-electromagnetic interference, especially anti-shielding interference, which is irreplaceable for a steel bridge. The aluminum alloy bridge has practical value of great significance in modern industry, modern national defense and modern high technology.
In the prior art, the patent numbers are: CN202140685U discloses an aluminum alloy bridge frame, which comprises side walls and cross arms connected between the side walls. The main body of the side wall is plate-shaped, the upper side is provided with a narrow edge which is bent inwards, the lower side is integrally formed with a support frame, and two ends of the cross arm are fixedly connected to the support frame. In order to increase the strength of the side wall, at least one reinforcing rib integrally formed with the side wall is arranged on the inner side of the side wall. Most of the aluminum alloy bridge frame is obtained by integral forming, and the aluminum alloy bridge frame has a simple structure and high strength.
Among the prior art, the aluminum alloy crane span structure often all is integrated into one piece, and its structural length just has been fixed when casting, consequently in the use scene of difference, still need customize alone the aluminum alloy crane span structure, and not only manufacturing cost is high, and when meetting the use scene of big span moreover, the transportation of integral type aluminum alloy crane span structure and installation are all very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a big span retractable aluminum alloy crane span structure to the problem that exists among the background art.
The technical scheme of the utility model: the utility model provides a large-span retractable aluminum alloy bridge, including two I shape outline boards, the equal sliding connection in inboard of two I shape outline boards has the slip splice plate, fixedly connected with crossbeam between two slip splice plates, the crossbeam is hollow structure, it has the splice bar that a plurality of equidistance set up to peg graft jointly to run through the formula between two slip splice plates, and the splice bar passes the inside of crossbeam, the both ends of splice bar are all processed threadedly, the inside and the peripheral thread bush that two I shape outline boards were run through respectively to the both ends of splice bar are equipped with fastening nut.
Preferably, the inner side of the I-shaped outer frame plate is provided with a sliding groove, the outer side of the sliding splicing plate is fixedly connected with a sliding strip, and the sliding strip is connected to the inner side of the sliding groove in a sliding mode.
Preferably, the top of one end of the I-shaped outer frame plate is fixedly connected with a butt-joint sleeve, the top of the other end of the I-shaped outer frame plate is fixedly connected with an L-shaped butt-joint rod, and the L-shaped butt-joint rod is matched with the butt-joint sleeve.
Preferably, a plurality of equidistant butt joint holes a are formed in the I-shaped outer frame plate, a plurality of equidistant butt joint holes b are formed in the sliding splicing plate, and the butt joint holes a and the butt joint holes b are matched with the splicing rods.
Preferably, the outer side of one end of the I-shaped outer frame plate is fixedly connected with two connecting plates b, a plurality of connecting bolts b are movably inserted into the connecting plates b, a plurality of threaded holes a are formed in the outer side of the other end of the I-shaped outer frame plate, and the threaded holes a are matched with the connecting bolts b.
Preferably, the outer side of one end of the sliding splicing plate is fixedly connected with two connecting plates a, the connecting plates a are movably inserted with a plurality of connecting bolts a, the outer side of the other end of the sliding splicing plate is provided with a plurality of threaded holes b, and the threaded holes b are matched with the connecting bolts a.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses but the splice type design of aluminum alloy crane span structure, it is individual to cut apart into a plurality of independent units with a whole aluminum alloy crane span structure, and every unit is individual to be scalable design, it is fixed mutually with another I shape frame to stretch out the splice plate that will slide, thereby accomplish the concatenation between two unit individualities, when meetting the use scene of big span, can with a plurality of unit individualities link to each other the concatenation each other can, not only the installation is used more conveniently, be convenient for holistic transportation and transportation moreover, manufacturing cost is reduced.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a cut-away view of the elevational structure of fig. 1.
Reference numerals: 1. an I-shaped outer frame plate; 2. sliding the splice plates; 3. a cross beam; 4. splicing rods; 5. fastening a nut; 6. a slide bar; 7. a chute; 8. a butt joint hole a; 9. a butt joint hole b; 10. a connecting plate a; 11. a connecting bolt a; 12. a connecting plate b; 13. a connecting bolt b; 14. butting sleeves; 15. an L-shaped docking rod; 16. a threaded hole a; 17. and a threaded hole b.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1-2, the utility model provides a large-span retractable aluminum alloy bridge, including two I shape outline border 1, the equal sliding connection in inboard of two I shape outline border 1 has slip splice plate 2, fixedly connected with crossbeam 3 between two slip splice plates 2, crossbeam 3 is hollow structure, it has splice bar 4 that a plurality of equidistance set up to peg graft jointly to run through the formula between two slip splice plates 2, and splice bar 4 passes the inside of crossbeam 3, the both ends of splice bar 4 are all processed threadedly, the inside and the peripheral thread bush that two I shape outline borders 1 were run through respectively to splice bar 4's both ends are equipped with fastening nut 5.
In this embodiment: the inner side of the I-shaped outer frame plate 1 is provided with a sliding groove 7, the outer side of the sliding splice plate 2 is fixedly connected with a sliding strip 6, and the sliding strip 6 is connected with the inner part of the sliding groove 7 in a sliding manner; a plurality of butt joint holes a8 which are arranged at equal intervals are formed in the I-shaped outer frame plate 1, a plurality of butt joint holes b9 which are arranged at equal intervals are formed in the sliding splice plate 2, and the butt joint holes a8 and the butt joint holes b9 are matched with the splice rod 4; it should be noted that the butting holes a8 and the butting holes b9 are in a one-to-one correspondence relationship, and when the i-shaped outer frame plate 1 and the sliding splice plate 2 are spliced and mounted, the splice rod 4 penetrates through the butting holes a8 and the butting holes b9 at the same time.
It should be noted that, in this case, a unit individual of a whole large-span aluminum alloy bridge is shown, the whole large-span aluminum alloy bridge is formed by splicing a plurality of unit individuals, and the splicing operation principle is as follows: firstly, the fastening nut 5 is screwed out of the outer end of the splicing rod 4, then the splicing rod 4 is pulled out, so that the sliding capacity of the sliding splicing plate 2 is recovered, then the sliding splicing plate 2 slides out half, the sliding splicing plate 2 in another splicing unit individual similarly slides out half, then the half extending out of the sliding splicing plate 2 in the unit individual slides into the part of the I-shaped outer frame plate 1 in another unit individual lacking the sliding splicing plate 2, then the splicing rod 4 penetrates through the butt joint hole a8, the butt joint hole b9 and the inside of the cross beam 3, is screwed up and fixed again through the fastening nut 5, and sequentially reciprocates, so that the whole large-span aluminum alloy bridge is spliced.
Example two
As shown in fig. 1-2, compared with the first embodiment, the present invention further includes an i-shaped outer frame plate 1, wherein a butt sleeve 14 is fixedly connected to a top of one end of the i-shaped outer frame plate 1, an L-shaped butt rod 15 is fixedly connected to a top of the other end of the i-shaped outer frame plate 1, and the L-shaped butt rod 15 is matched with the butt sleeve 14; by arranging the L-shaped butt joint rod 15 and the butt joint sleeve 14, when two adjacent unit individuals are spliced, the L-shaped butt joint rod 15 can be inserted into the butt joint sleeve 14, so that the positioning and guiding effects on the two unit individuals are achieved, and the splicing of the two unit individuals can be assisted to be more time-saving and labor-saving; the outer side of one end of the I-shaped outer frame plate 1 is fixedly connected with two connecting plates b12, a plurality of connecting bolts b13 are movably inserted into the connecting plates b12, a plurality of threaded holes a16 are formed in the outer side of the other end of the I-shaped outer frame plate 1, and the threaded holes a16 are matched with the connecting bolts b 13; two connecting plates a10 are fixedly connected to the outer side of one end of the sliding splicing plate 2, a plurality of connecting bolts a11 are movably inserted into the connecting plates a10, a plurality of threaded holes b17 are formed in the outer side of the other end of the sliding splicing plate 2, the threaded holes b17 are matched with the connecting bolts a11, after the two units are spliced, an individual connecting plate b12 of one unit is fixed to the connecting plate a10 through a threaded hole a16, a connecting bolt b13, a connecting bolt a11 and a threaded hole b17, the connecting plate a1 and the sliding splicing plate 2 of the other unit are fixed to the I-shaped outer frame plate 1 and the sliding splicing plate 2 of the other unit, and therefore the connection stability and firmness between the I-shaped outer frame plate 1 and the sliding splicing plate 2 of the two adjacent units can be enhanced.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.
Claims (6)
1. The utility model provides a large-span retractable aluminum alloy crane span structure, includes two I shape outer deckle boards (1), its characterized in that: the inboard equal sliding connection of two I shape framed planks (1) has slip splice plate (2), fixedly connected with crossbeam (3) between two slip splice plates (2), crossbeam (3) are hollow structure, it has splice bar (4) that a plurality of equidistance set up to peg graft to run through the formula jointly between two slip splice plates (2), and splice bar (4) pass the inside of crossbeam (3), the both ends of splice bar (4) are all processed threadedly, the inside and the peripheral thread bush that the both ends of splice bar (4) run through two I shape framed planks (1) respectively are equipped with fastening nut (5).
2. The large-span telescopic aluminum alloy bridge frame as claimed in claim 1, wherein a sliding groove (7) is formed in the inner side of the i-shaped outer frame plate (1), a sliding bar (6) is fixedly connected to the outer side of the sliding splice plate (2), and the sliding bar (6) is slidably connected to the inside of the sliding groove (7).
3. The large-span telescopic aluminum alloy bridge frame as claimed in claim 1, wherein a butt sleeve (14) is fixedly connected to the top of one end of the i-shaped outer frame plate (1), an L-shaped butt rod (15) is fixedly connected to the top of the other end of the i-shaped outer frame plate (1), and the L-shaped butt rod (15) is matched with the butt sleeve (14).
4. The large-span telescopic aluminum alloy bridge frame as claimed in claim 1, wherein a plurality of equidistant butt joint holes a (8) are formed in the i-shaped outer frame plate (1), a plurality of equidistant butt joint holes b (9) are formed in the sliding splice plate (2), and the butt joint holes a (8) and the butt joint holes b (9) are matched with the splice rod (4).
5. The large-span telescopic aluminum alloy bridge frame as claimed in claim 1, wherein two connecting plates b (12) are fixedly connected to the outer side of one end of the i-shaped outer frame plate (1), a plurality of connecting bolts b (13) are movably inserted into the connecting plates b (12), a plurality of threaded holes a (16) are formed in the outer side of the other end of the i-shaped outer frame plate (1), and the threaded holes a (16) are matched with the connecting bolts b (13).
6. The large-span telescopic aluminum alloy bridge frame as claimed in claim 1, wherein two connecting plates a (10) are fixedly connected to the outer side of one end of each sliding splice plate (2), a plurality of connecting bolts a (11) are movably inserted into the connecting plates a (10), a plurality of threaded holes b (17) are formed in the outer side of the other end of each sliding splice plate (2), and the threaded holes b (17) are matched with the connecting bolts a (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900648.7U CN218482620U (en) | 2022-11-02 | 2022-11-02 | Large-span telescopic aluminum alloy bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900648.7U CN218482620U (en) | 2022-11-02 | 2022-11-02 | Large-span telescopic aluminum alloy bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218482620U true CN218482620U (en) | 2023-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222900648.7U Active CN218482620U (en) | 2022-11-02 | 2022-11-02 | Large-span telescopic aluminum alloy bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218482620U (en) |
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2022
- 2022-11-02 CN CN202222900648.7U patent/CN218482620U/en active Active
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