CN214245302U - Assembled highway steel bridge truss piece - Google Patents
Assembled highway steel bridge truss piece Download PDFInfo
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- CN214245302U CN214245302U CN202021219104.9U CN202021219104U CN214245302U CN 214245302 U CN214245302 U CN 214245302U CN 202021219104 U CN202021219104 U CN 202021219104U CN 214245302 U CN214245302 U CN 214245302U
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- rod
- pole
- connecting block
- steel bridge
- highway steel
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Abstract
The utility model discloses an assembly type highway steel bridge truss piece, which belongs to the technical field of assembly type highway steel bridges and solves the technical problem of inconvenient transportation of truss pieces in the prior art, and the technical proposal is characterized in that the truss piece comprises a first rod and a second rod which are distributed along the horizontal direction, the two ends of the first rod and the second rod are respectively connected with a third rod and a fourth rod which are detachably connected with the first rod and the second rod, one opposite side of the third rod and the fourth rod is provided with a first connecting block, one opposite side of the first rod and the second rod is provided with a second connecting block, the first connecting block and the second connecting block are connected with each other through a supporting rod which is detachably connected with the first connecting block and the second connecting block, one end of the first rod and one end of the second rod are provided with an inserting rod which enters the adjacent first rod and second rod, when the inserting rod enters the adjacent first rod and second rod, and the first rod and the second rod are in threaded connection with a locking rod penetrating through the inserted rod.
Description
Technical Field
The utility model relates to an assembled highway steel bridge truss piece belongs to the technical field of assembled highway steel bridge.
Background
The assembled highway steel bridge is a standard bridge which can be decomposed and quickly erected and is mainly used for rush repair and engineering construction. The main components of the ZB200 are truss pieces, but as shown in fig. 4, the truss pieces have fixed external dimensions, and the whole truss pieces cannot be folded, and can only be stacked in the actual transportation process, but because the whole truss is of a welded frame structure, the empty space inside the truss pieces is large after stacking, so that the loading capacity of vehicles in a unit space is limited, and inconvenience is caused in the transportation process.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model aims to provide an assembled highway steel bridge truss piece has solved the inconvenient technical problem of truss piece transportation among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an assembled highway steel bridge truss piece, includes first pole and the second pole that distributes along the horizontal direction, the both ends of first pole and second pole are connected through third pole and fourth pole respectively, third pole and fourth pole can dismantle the connection on first pole and second pole, third pole and fourth pole one side in opposite directions all are equipped with first connecting block, first pole and second pole one side in opposite directions all are equipped with the second connecting block, first connecting block and second connecting block pass through the bracing piece and connect, the bracing piece can be dismantled and connect on first connecting block and second connecting block, the one end of first pole and second pole all is equipped with the inserted bar that gets into adjacent first pole and second pole, when the inserted bar gets into in adjacent first pole and the second pole, threaded connection has the check lock lever that passes the inserted bar on first pole and the second pole.
Through adopting above-mentioned technical scheme, connection can be dismantled on first pole and second pole to third pole and fourth pole, be convenient for when the transportation with first pole, the second pole, third pole and fourth pole are dismantled, be convenient for transport, in addition when the installation with third pole and fourth pole install on first pole and second pole can, high durability and convenient installation, the stability of whole truss piece has been stabilized in setting up of bracing piece, bracing piece and first pole, the second pole, the cost of effectual reduction steel bridge is dismantled to third pole and fourth pole, very big improvement assembled highway steel bridge adaptability and productivity.
Preferably, the third and fourth bars are fixed to the first and second bars by bolts.
Preferably, the first connecting block and the second connecting block are provided with insertion grooves for the support rods to be partially inserted into, the first connecting block and the second connecting block are respectively provided with a pressing plate for pressing the support rods into the insertion grooves, and the pressing plates are connected to the first connecting block or the second connecting block through connecting pieces arranged on the pressing plates.
Preferably, the connecting piece is including offering the first bell mouth on the pressure strip and offering the second taper hole on first connecting block and second connecting block, the less one end of first bell mouth tapering and the less one end of second taper hole tapering set up relatively, be equipped with respectively in first bell mouth and the second taper hole with first bell mouth and second taper hole complex first cone and second cone, first cone and second cone opposite end all are equipped with the connecting rod, two through threaded sleeve connection, two between the connecting rod be equipped with the reverse screw thread with threaded sleeve threaded connection on the connecting rod.
Preferably, the first connecting block and the second connecting block are provided with guide rods penetrating out of the pressing plate.
Preferably, the pressing plate is provided with an embedded groove for embedding one side of the support rod, which deviates from the bottom of the insertion groove.
Preferably, the position where the embedded groove and the insertion groove collide at one end corner point of the support rod is set to be a circular arc shape.
Preferably: the length of the first rod and the length of the second rod are both 1 meter.
The utility model discloses the beneficial effect who reaches: third pole and fourth pole can be dismantled and connect on first pole and second pole, be convenient for with first pole when the transportation, the second pole, third pole and fourth pole are dismantled, be convenient for transport, in addition when the installation with third pole and fourth pole install on first pole and second pole can, high durability and convenient installation, the stability of whole truss piece has been stabilized in setting up of bracing piece, bracing piece and first pole, the second pole, the cost of effectual reduction steel bridge is dismantled to third pole and fourth pole, very big improvement assembled highway steel bridge adaptability and productivity.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of the present invention for embodying a first cone and a second cone;
fig. 3 is a schematic structural diagram for embodying an insertion slot according to the present invention;
fig. 4 is a schematic diagram of a prior art structure.
The meaning of the reference symbols in the figures: 1. a first lever; 11. a second lever; 12. a third lever; 13. a fourth bar; 131. a first connection block; 14. a second connecting block; 15. a support bar; 16. inserting a rod; 161. a locking lever; 17. a bolt; 18. inserting the groove; 181. A compression plate; 182. a first tapered bore; 183. a second tapered bore; 184. a first cone; 185. a second cone; 186. a connecting rod; 187. a threaded sleeve; 188. a groove is embedded; 19. a guide rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The embodiment discloses an assembly type highway steel bridge truss sheet, which comprises a first rod 1 and a second rod 11 distributed along the horizontal direction as shown in figures 1 and 2, wherein the lengths of the first rod and the second rod are both 1 meter, so that the use requirement in actual use can be met; the both ends of first pole 1 and second pole 11 are connected through third pole 12 and fourth pole 13 respectively, third pole 12 and fourth pole 13 can be dismantled and connect on first pole 1 and second pole 11, one side in opposite directions of third pole 12 and fourth pole 13 all is equipped with first connecting block 131, one side in opposite directions of first pole 1 and second pole 11 all is equipped with second connecting block 14, first connecting block 131 and second connecting block 14 pass through bracing piece 15 and connect, bracing piece 15 can be dismantled and connect on first connecting block 131 and second connecting block 14, the one end of first pole 1 and second pole 11 all is equipped with the inserted bar 16 that gets into adjacent first pole 1 and second pole 11, when inserted bar 16 gets into adjacent first pole 1 and second pole 11 in, threaded connection has the check lock lever 161 that passes inserted bar 16 on first pole 1 and the second pole 11.
As shown in fig. 1 and 2, the third rod 12 and the fourth rod 13 are detachably connected to the first rod 1 and the second rod 11, the first rod 1, the second rod 11, the third rod 12 and the fourth rod 13 are conveniently detached during transportation, the transportation is convenient, in addition, the third rod 12 and the fourth rod 13 are installed on the first rod 1 and the second rod 11 during installation, the installation is convenient, the stability of the whole truss sheet is stabilized by the support rod 15, the first rod 1, the second rod 11, the third rod 12 and the fourth rod 13 are detached, the manufacturing cost of the steel bridge is effectively reduced, and the adaptability and the labor productivity of the assembled highway steel bridge are greatly improved. When it is desired to connect the truss sections together, the insertion rod 16 is inserted into the adjacent first and second rods 1, 11 and locked by the locking rod 161.
As shown in fig. 1 and 2, the third rod 12 and the fourth rod 13 are fixed to the first rod 1 and the second rod 11 by bolts 17. The detachment of the third and fourth bars 12 and 13 from the first and second bars 1 and 11 is now facilitated.
As shown in fig. 1 and 2, in order to facilitate detachable connection between the supporting rod 15 and the first connecting block 131 and the second connecting block 14, an insertion groove 18 for partially inserting the supporting rod 15 is formed on the first connecting block 131 and the second connecting block 14, one end of the insertion groove 18 extends out of the first connecting block 131 or the second connecting block 14, so as to facilitate insertion of the supporting rod 15, a pressing plate 181 for pressing the supporting rod 15 into the insertion groove 18 is respectively arranged on the first connecting block 131 and the second connecting block 14, and the pressing plate 181 is connected to the first connecting block 131 or the second connecting block 14 through a connecting member arranged on the pressing plate 181. At this time, the pressing plate 181 is pressed toward the supporting rod 15 by the connecting member, and the supporting rod 15 is pressed against the first connecting block 131 or the second connecting block 14
As shown in fig. 2 and 3, the connecting member includes a first tapered hole 182 opened on the pressing plate 181 and second tapered holes 183 opened on the first connecting block 131 and the second connecting block 14, the first tapered hole 182 and the second tapered hole 183 are coaxially arranged, one end of the first tapered hole 182 with smaller taper and one end of the second tapered hole with smaller taper are arranged opposite to each other, a first taper 184 and a second taper 185 matched with the first tapered hole 182 and the second taper 183 are respectively arranged in the first tapered hole 182 and the second tapered hole 183, two ends of the first taper 184 and the second taper 185 respectively extend out of the first tapered hole 182 and the second tapered hole 183, connecting rods 186 are respectively arranged at the opposite ends of the first taper 184 and the second taper 185, the two connecting rods 186 are connected by a threaded sleeve 187, and reverse threads connected with the threaded sleeve 187 are arranged on the two connecting rods 186. At this time, the user rotates the threaded sleeve 187 to move the two connecting rods 186 toward each other, so that the first cone 184 and the second cone 185 approach each other, and the first cone 184 drives the pressing plate 181 to move toward the first connecting block 131 or the second connecting block 14, so that the pressing plate 181 presses the supporting rod 15, so that the supporting rod 15 is pressed into the bottom of the insertion slot 18. When the screw sleeve 187 is reversely rotated, the mounting and dismounting are convenient.
As shown in fig. 2 and 3, the first connecting block 131 and the second connecting block 14 are provided with guide rods 19 penetrating through the pressing plate 181. The guide rod 19 functions to facilitate the movement of the pressing plate 181.
As shown in fig. 1, the pressing plate 181 is provided with an insertion groove 188 for inserting the supporting rod 15 at a side away from the bottom of the insertion groove 18. The provision of the fitting groove 188 increases the connection of the support rod 15 with the pressing plate 181, so that the fixing of the support rod 15 is more stable.
As shown in fig. 1 and 3, the insertion groove 188 and the insertion groove 18 are formed in a circular arc shape at a position where one end corner of the leg bar 15 is abutted. The contact stress between the support rod 15 and the insertion groove 188 and the insertion groove 18 is reduced at the time of mounting, and the support rod 15 is facilitated to support the first rod 1 and the second rod 11.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides an assembled highway steel bridge truss piece, its characterized in that, includes first pole (1) and second pole (11) that distribute along the horizontal direction, the both ends of first pole (1) and second pole (11) are connected through third pole (12) and fourth pole (13) respectively, third pole (12) and fourth pole (13) can be dismantled and connect on first pole (1) and second pole (11), third pole (12) and fourth pole (13) one side in opposite directions all are equipped with first connecting block (131), first pole (1) and second pole (11) one side in opposite directions all are equipped with second connecting block (14), first connecting block (131) and second connecting block (14) are connected through bracing piece (15), bracing piece (15) can be dismantled and connect on first connecting block (131) and second connecting block (14), the one end of first pole (1) and second pole (11) all is equipped with the interior inserted bar that gets into adjacent first pole (1) and second connecting block (11), (11) 16) When the inserted rod (16) enters the adjacent first rod (1) and the second rod (11), a locking rod (161) penetrating through the inserted rod (16) is connected to the first rod (1) and the second rod (11) in a threaded mode.
2. An assembled road steel bridge truss sheet as claimed in claim 1, wherein the third and fourth bars (12, 13) are fixed to the first and second bars (1, 11) by bolts (17).
3. The fabricated highway steel bridge truss piece according to claim 1, wherein the first connecting block (131) and the second connecting block (14) are provided with insertion grooves (18) for partially inserting the supporting rods (15), the first connecting block (131) and the second connecting block (14) are respectively provided with a pressing plate (181) for pressing the supporting rods (15) in the insertion grooves (18), and the pressing plates (181) are connected to the first connecting block (131) or the second connecting block (14) through connecting pieces arranged on the pressing plates (181).
4. The fabricated highway steel bridge truss sheet according to claim 3, the connecting piece comprises a first conical hole (182) arranged on the pressing plate (181) and a second conical hole (183) arranged on the first connecting block (131) and the second connecting block (14), the end with smaller taper of the first taper hole (182) and the end with smaller taper of the second taper hole are arranged oppositely, a first cone (184) and a second cone (185) which are matched with the first taper hole (182) and the second taper hole (183) are respectively arranged in the first taper hole (182) and the second taper hole (183), the opposite ends of the first cone (184) and the second cone (185) are respectively provided with a connecting rod (186), the two connecting rods (186) are connected through a threaded sleeve (187), and the two connecting rods (186) are provided with reverse threads in threaded connection with the threaded sleeve (187).
5. The fabricated highway steel bridge truss sheet according to claim 4, wherein the first connecting block (131) and the second connecting block (14) are provided with guide rods (19) penetrating out of the pressing plate (181).
6. The fabricated highway steel bridge truss sheet according to claim 4, wherein the pressing plate (181) is provided with an embedded groove (188) for embedding the side of the support rod (15) departing from the bottom of the insertion groove (18).
7. The fabricated highway steel bridge truss sheet according to claim 6, wherein the embedded groove (188) and the insertion groove (18) are formed in a circular arc shape at a position where one end corner of the support bar (15) is butted against.
8. Fabricated highway steel bridge truss sheet according to claim 1, wherein the lengths of the first and second rods (1, 11) are 1 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021219104.9U CN214245302U (en) | 2020-06-29 | 2020-06-29 | Assembled highway steel bridge truss piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021219104.9U CN214245302U (en) | 2020-06-29 | 2020-06-29 | Assembled highway steel bridge truss piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214245302U true CN214245302U (en) | 2021-09-21 |
Family
ID=77715475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021219104.9U Active CN214245302U (en) | 2020-06-29 | 2020-06-29 | Assembled highway steel bridge truss piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214245302U (en) |
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2020
- 2020-06-29 CN CN202021219104.9U patent/CN214245302U/en active Active
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