CN213709117U - Rail transit steel structure bridge - Google Patents

Abstract

The utility model discloses a rail transit steel construction bridge, including the steel bridge panel, the bottom fixed mounting of steel bridge panel has the fixed block, the bottom fixed mounting of fixed block has the bracing piece, the bottom fixed mounting of steel bridge panel has the support column, the top fixed mounting of steel bridge panel has the montant, the top fixed mounting of montant has the horizontal pole, the top fixed mounting of steel bridge panel has wire rope. The utility model discloses, through setting up the guard plate, receive the vehicle striking when the guard plate, the first spring that head rod extrusion and fly leaf are connected offsets a part of impact force, deuterogamy wire rope, prevent that the vehicle from falling the steel bridge deck, thereby avoid increasing accident severity, through setting up the second spring at first base, the support column receives vibrations, second connecting rod extrusion third connecting block, the second spring that the while pulling is connected with the third connecting rod, deuterogamy the shock pad, the vibrations that will produce reduce, thereby reach absorbing effect.

Description

Rail transit steel structure bridge

Technical Field

The utility model relates to a steel structure bridge technical field specifically is a rail transit steel structure bridge.

Background

The main bearing structure adopts steel bridge deck plates made of steel, namely steel bridge deck plates and steel bridges. Fabricated steel bridges are widely used throughout the world. The main design concept is that the minimum kinds of unit components are assembled into an assembly type steel bridge capable of bearing various loads and different spans, and the assembly type steel bridge only needs to be transported by a common medium-sized truck and can be built by manpower under special conditions.

Because vehicle can the emergence accident sometimes at the steel decking in-process of traveling, when striking the guardrail, vehicle's speed is too fast, can rush out the guardrail, causes irrecoverable accident, and vehicle traveles on the bridge can produce the vibration for steel decking, and general base does not have absorbing protection device, and the time has been of a specified duration can damage base and bracing piece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail transit steel construction bridge to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rail transit steel structure bridge comprises a steel bridge deck, a fixing block, a supporting rod, a supporting column, a vertical rod, a transverse rod, a steel wire rope, a fixing plate, a first spring, a movable plate, a first connecting block, a first sleeve, a first connecting rod, a second sleeve, a third sleeve, a second connecting block, a protection plate, a first base, a third connecting block, a fourth sleeve, a second connecting rod, a fifth sleeve, a fourth connecting block, a shock pad, a third connecting rod, a second spring and a second base, wherein the bottom of the steel bridge deck is fixedly provided with the fixing block, the bottom of the fixing block is fixedly provided with the supporting rod, the bottom of the steel bridge deck is fixedly provided with the supporting column, the top of the steel bridge deck is fixedly provided with the vertical rod, the top of the vertical rod is fixedly provided with the transverse rod, the top of the steel bridge deck is fixedly provided with the steel wire, a first spring is fixedly mounted on the left side of the fixed plate, a movable plate is fixedly mounted on the left side of the first spring, a first connecting block is fixedly mounted on the left side of the movable plate, a first sleeve is fixedly mounted inside the first connecting block, a first connecting rod is movably connected to the surface of the first sleeve, a second sleeve is movably connected to the inside of the first connecting rod, a third sleeve is movably connected to the inside of the first connecting rod, a second connecting block is fixedly mounted on the surface of the third sleeve, a protection plate is fixedly mounted on the surface of the second connecting block, a first base is movably connected to the bottom of the support column, a third connecting block is fixedly mounted at the bottom of the support column, a fourth sleeve is fixedly mounted inside the third connecting block, a second connecting rod is movably connected to the surface of the fourth sleeve, and a fifth sleeve is movably connected to the bottom of the second connecting rod, the telescopic fixed surface of fifth installs the fourth connecting block, and the inside of first base is provided with the shock pad, the fixed surface of fourth connecting block installs the third connecting rod, the one end fixed mounting that the fourth connecting block was kept away from to the third connecting rod has the second spring, the bottom fixed mounting of first base has the second base.

Preferably, the inside of the cross bar is fixedly mounted with the top of the steel wire rope.

Preferably, the first connecting block is movably connected with the first connecting rod through a first sleeve, and the first connecting rod is movably connected with the second connecting block through a third sleeve.

Preferably, both sides of the second sleeve are provided with protection plates with the same structure, and the two protection plates are combined into a crescent shape.

Preferably, the third connecting block is movably connected with the second connecting rod through a fourth sleeve.

Preferably, the second connecting rod is movably connected with the fourth connecting block through a fifth sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: this rail transit steel structure bridge, through setting up the guard plate, receive the vehicle striking when the guard plate, the first spring that head rod extrusion and fly leaf are connected offsets a part of impact force, deuterogamy wire rope, prevent that the vehicle from falling the steel bridge deck board, thereby avoid increasing accident severity, through setting up the second spring at first base, the support column receives vibrations, second connecting rod extrusion third connecting block, the second spring that the while pulling is connected with the third connecting rod, deuterogamy shock pad, the vibrations that will produce reduce, thereby reach absorbing effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the protection plate of the present invention;

fig. 3 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. a steel deck plate; 2. a fixed block; 3. a support bar; 4. a support pillar; 5. a vertical rod; 6. a cross bar; 7. a wire rope; 8. a fixing plate; 9. a first spring; 10. a movable plate; 11. a first connection block; 12. a first sleeve; 13. a first connecting rod; 14. a second sleeve; 15. a third sleeve; 16. a second connecting block; 17. a protection plate; 18. a first base; 19. a third connecting block; 20. a fourth sleeve; 21. a second connecting rod; 22. a fifth sleeve; 23. a fourth connecting block; 24. a shock pad; 25. a third connecting rod; 26. a second spring; 27. a second base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a rail transit steel structure bridge comprises a steel bridge deck 1, a fixed block 2, a support rod 3, a support column 4, a vertical rod 5, a cross rod 6, a steel wire rope 7, a fixed plate 8, a first spring 9, a movable plate 10, a first connecting block 11, a first sleeve 12, a first connecting rod 13, a second sleeve 14, a third sleeve 15, a second connecting block 16, a protective plate 17, a first base 18, a third connecting block 19, a fourth sleeve 20, a second connecting rod 21, a fifth sleeve 22, a fourth connecting block 23, a shock pad 24, a third connecting rod 25, a second spring 26 and a second base 27, wherein the fixed block 2 is fixedly arranged at the bottom of the steel bridge deck 1, the support rod 3 is fixedly arranged at the bottom of the fixed block 2, the support column 4 is fixedly arranged at the bottom of the steel bridge deck 1, the vertical rod 5 is fixedly arranged at the top of the steel bridge deck 1, the cross rod 6 is fixedly arranged at the top of the vertical rod 5, the steel bridge deck 1, the interior of the cross rod 6 is fixedly installed with the top of the steel wire rope 7, the inner wall of the vertical rod 5 is fixedly installed with a fixed plate 8, the left side of the fixed plate 8 is fixedly installed with a first spring 9, the left side of the first spring 9 is fixedly installed with a movable plate 10, the left side of the movable plate 10 is fixedly installed with a first connecting block 11, the interior of the first connecting block 11 is fixedly installed with a first sleeve 12, the surface of the first sleeve 12 is movably connected with a first connecting rod 13, the interior of the first connecting rod 13 is movably connected with a second sleeve 14, the interior of the first connecting rod 13 is movably connected with a third sleeve 15, the surface of the third sleeve 15 is fixedly installed with a second connecting block 16, the first connecting block 11 is movably connected with the first connecting rod 13 through the first sleeve 12, the first connecting rod 13 is movably connected with the second connecting block 16 through the third sleeve 15, the stress of the second connecting block 16 is transmitted to the movable plate 10 connected with the first, the surface of the second connecting block 16 is fixedly provided with a protective plate 17, two sides of the second sleeve 14 are provided with protective plates 17 with the same structure, the two protective plates 17 are combined into a crescent shape, the stress surface of the vehicle during impact is increased through the two protective plates 17, when the protective plates 17 are impacted by the vehicle, the first connecting rod 13 extrudes the first spring 9 connected with the movable plate 10 to offset a part of impact force, and then the steel wire rope 7 is matched to prevent the vehicle from falling off the steel bridge deck 1, the bottom of the supporting column 4 is movably connected with a first base 18, the bottom of the supporting column 4 is fixedly provided with a third connecting block 19, the inside of the third connecting block 19 is fixedly provided with a fourth sleeve 20, the surface of the fourth sleeve 20 is movably connected with a second connecting rod 21, the third connecting block 19 is movably connected with the second connecting rod 21 through the fourth sleeve 20, the bottom of the second connecting rod 21 is movably connected with, fifth sleeve 22's fixed surface installs fourth connecting block 23, second connecting rod 21 passes through fifth sleeve 22 and fourth connecting block 23 swing joint, the inside of first base 18 is provided with shock pad 24, the fixed surface of fourth connecting block 23 installs third connecting rod 25, the one end fixed mounting that fourth connecting block 23 was kept away from to third connecting rod 25 has second spring 26, through setting up second spring 26 at first base 18, support column 4 receives vibrations, second connecting rod 21 extrudees fourth connecting block 23, the second spring 26 that is connected with third connecting rod 25 is pulled simultaneously, deuterogamy shock pad 24, the vibrations that will produce reduce, thereby reach absorbing effect, the bottom fixed mounting of first base 18 has second base 27.

The working principle is as follows: this rail transit steel structure bridge, strike guard plate 17 when the vehicle traveles on steel bridge deck slab 1, guard plate 17 extrudees fly leaf 10 together with head rod 13, first spring 9 offsets the impact force that receives, the impact force can not be offset when first spring 9, rethread wire rope 7 keeps out the vehicle, avoid the vehicle to fall steel bridge deck slab 1, the vehicle can produce the vibration to steel bridge deck slab 1 at the process of traveling, the vibration transmits first base 18 through support column 4, second connecting rod 21 extrusion fourth connecting block 23 in the first base 18, the second spring 26 that the while pulling is connected with third connecting rod 25, cooperate the shock pad 24 again, reduce the vibrations that will produce, thereby reach absorbing effect.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a rail transit steel construction bridge, includes steel decking (1), fixed block (2), bracing piece (3), support column (4), montant (5), horizontal pole (6), wire rope (7), fixed plate (8), first spring (9), fly leaf (10), first connecting block (11), first sleeve (12), head rod (13), second sleeve (14), third sleeve (15), second connecting block (16), guard plate (17), first base (18), third connecting block (19), fourth sleeve (20), second connecting rod (21), fifth sleeve (22), fourth connecting block (23), shock pad (24), third connecting rod (25), second spring (26) and second base (27), its characterized in that: the steel bridge deck is characterized in that a fixed block (2) is fixedly mounted at the bottom of the steel bridge deck (1), a supporting rod (3) is fixedly mounted at the bottom of the fixed block (2), a supporting column (4) is fixedly mounted at the bottom of the steel bridge deck (1), a vertical rod (5) is fixedly mounted at the top of the steel bridge deck (1), a transverse rod (6) is fixedly mounted at the top of the vertical rod (5), a steel wire rope (7) is fixedly mounted at the top of the steel bridge deck (1), a fixed plate (8) is fixedly mounted at the inner wall of the vertical rod (5), a first spring (9) is fixedly mounted at the left side of the fixed plate (8), a movable plate (10) is fixedly mounted at the left side of the first spring (9), a first connecting block (11) is fixedly mounted at the left side of the movable plate (10), and a first sleeve (12, the surface of the first sleeve (12) is movably connected with a first connecting rod (13), the inside of the first connecting rod (13) is movably connected with a second sleeve (14), the inside of the first connecting rod (13) is movably connected with a third sleeve (15), the surface of the third sleeve (15) is fixedly connected with a second connecting block (16), the surface of the second connecting block (16) is fixedly connected with a protection plate (17), the bottom of the supporting column (4) is movably connected with a first base (18), the bottom of the supporting column (4) is fixedly connected with a third connecting block (19), the inside of the third connecting block (19) is fixedly connected with a fourth sleeve (20), the surface of the fourth sleeve (20) is movably connected with a second connecting rod (21), the bottom of the second connecting rod (21) is movably connected with a fifth sleeve (22), the surface of the fifth sleeve (22) is fixedly connected with a fourth connecting block (23), the inside of first base (18) is provided with shock pad (24), the fixed surface of fourth connecting block (23) installs third connecting rod (25), the one end fixed mounting that fourth connecting block (23) were kept away from in third connecting rod (25) has second spring (26), the bottom fixed mounting of first base (18) has second base (27).

2. The rail transit steel structure bridge according to claim 1, characterized in that: the inner part of the cross rod (6) is fixedly arranged with the top of the steel wire rope (7).

3. The rail transit steel structure bridge according to claim 1, characterized in that: the first connecting block (11) is movably connected with a first connecting rod (13) through a first sleeve (12), and the first connecting rod (13) is movably connected with a second connecting block (16) through a third sleeve (15).

4. The rail transit steel structure bridge according to claim 1, characterized in that: the two sides of the second sleeve (14) are provided with protection plates (17) with the same structure, and the two protection plates (17) are combined into a crescent shape.

5. The rail transit steel structure bridge according to claim 1, characterized in that: the third connecting block (19) is movably connected with the second connecting rod (21) through a fourth sleeve (20).

6. The rail transit steel structure bridge according to claim 1, characterized in that: the second connecting rod (21) is movably connected with a fourth connecting block (23) through a fifth sleeve (22).

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