CN213151528U

CN213151528U - Groove type bridge with shockproof function

Info

Publication number: CN213151528U
Application number: CN202021469878.7U
Authority: CN
Inventors: 张永宏; 梁常青; 张永圣
Original assignee: Ningbo Shenghong Machinery Co ltd
Current assignee: Ningbo Shenghong Machinery Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-05-07
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a groove type bridge frame with shockproof function, which relates to the field of bridge frames and comprises a bridge frame body, wherein a support frame is movably arranged at the bottom side of the bridge frame body, a suspender is arranged below the support frame, hoisting blocks are fixedly arranged at both ends of the suspender, hoisting holes are respectively arranged on the two hoisting blocks, two damping holes are arranged on the support frame, I-shaped blocks are respectively and slidably arranged in the two damping holes, a connecting rod is respectively and fixedly arranged at one side of each of the two I-shaped blocks, and the two connecting rods are respectively and rotatably arranged on the suspender, in the utility model, the shock can be counteracted through the two damping springs when the bridge frame body generates slight shock, if the bridge frame body generates serious distortion, the shock can be further counteracted through the arrangement of the two springs, thereby ensuring the stable placement of the bridge frame body, and further the safety of the cable in the bridge frame body is ensured.

Description

Groove type bridge with shockproof function

Technical Field

The utility model relates to a crane span structure technical field especially relates to a slot type crane span structure with shockproof function.

Background

The cable bridge is divided into structures such as a groove type cable bridge, a tray type cable bridge, a ladder type cable bridge and a grid bridge, and the like, is composed of a support frame, a supporting arm, an installation accessory and the like, can be independently erected, can also be laid on various buildings and pipe rack support frames, and embodies the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like.

Among the prior art, the crane span structure is only hoisted through the cooperation of screw thread jib and nut when the installation, but in case take place earthquake or because be under construction around the crane span structure for the jib shakes, and then makes the crane span structure take place to shake or the displacement, very easily leads to the crane span structure to take place to distort or even fracture, thereby leads to the cable winding in the crane span structure to split even, consequently needs a slot type crane span structure that has shockproof function to satisfy people's demand.

Disclosure of Invention

An object of the utility model is to provide a slot type crane span structure with shockproof function to in case the emergence earthquake that proposes in solving above-mentioned background art or because be under construction around the crane span structure, make the jib shake, and then make the crane span structure take place vibrations or displacement, very easily lead to the crane span structure to take place to distort or even fracture, thereby lead to the cable winding in the crane span structure cracked problem even.

In order to achieve the above object, the utility model provides a following technical scheme: a groove-type bridge with a shockproof function comprises a bridge body, wherein a support frame is movably arranged at the bottom side of the bridge body, a hanging rod is arranged below the support frame, hanging blocks are fixedly arranged at two ends of the hanging rod, hanging holes are formed in the two hanging blocks, the support frame is provided with two damping holes, I-shaped blocks are slidably arranged in the two damping holes, connecting rods are fixedly arranged on one sides of the two I-shaped blocks, the two connecting rods are rotatably arranged on the hanging rod, the hanging rod is provided with a mounting groove, two sliding rods are slidably mounted in the mounting groove, driving rods are rotatably mounted on the two sliding rods, the two driving rods are respectively rotatably mounted on the two connecting rods, through the arrangement of the two damping springs and the two springs, the vibration that can effectual offset the crane span structure body received to can the safety of the cable in the effectual protection crane span structure body.

Preferably, the two slide bars are provided with slide holes in the mounting groove, the two slide holes are internally and slidably provided with the same limiting rod, two ends of the limiting rod are respectively and fixedly mounted on the inner walls of two sides of the mounting groove, and the two slide bars slide on the limiting rod through the slide holes respectively.

Preferably, two springs are sleeved on the limiting rod, one ends, close to each other, of the two springs are fixedly installed on one side, away from each other, of the two sliding rods respectively, one ends, away from each other, of the two springs are fixedly installed on the inner walls of the two sides of the installation groove respectively, and the twisting force received by the bridge frame body can be offset through the arrangement of the two springs.

Preferably, the connecting rod is provided with a pin shaft hole, a pin shaft is movably arranged in the pin shaft hole, the pin shaft is fixedly arranged on the hanging rod, and the connecting rod rotates on the pin shaft through the pin shaft hole.

Preferably, two driving holes are formed in the driving rod, driving shafts are movably mounted in the two driving holes respectively, the two driving shafts are fixedly mounted on the sliding rod and the connecting rod respectively, and the driving rod is enabled to bear force when moving and rotates on the two driving shafts through the two driving holes.

Preferably, the damping spring is fixedly installed on the inner wall of the top side of the damping hole, the bottom end of the damping spring is fixedly installed on the I-shaped block, and slight vibration received by the bridge frame body can be offset through the two damping springs.

Preferably, two mounting holes have been seted up on the support frame, equal movable mounting has the threaded rod in two mounting holes, and the equal fixed mounting of two threaded rods is on the crane span structure body, and equal threaded mounting has the nut on two threaded rods, and the nut contacts with the bottom side of support frame, through the cooperation of threaded rod and nut for the installation that the support frame can be convenient is dismantled, thereby is convenient for reuse.

The utility model has the advantages that:

the utility model discloses in, through the setting of crane span structure body, support frame, damping spring and spring for the crane span structure body can offset vibrations through two damping spring when taking place slight vibrations, if take place comparatively serious distortion, can further offset vibrations through the setting of two springs, thereby has guaranteed the firm of crane span structure body and has placed, and then has guaranteed the safety of this internal cable of crane span structure.

The utility model discloses in, through the setting of jib, hoist and mount piece, threaded rod, nut for the support frame can be through the convenient installation on the crane span structure body of cooperation of threaded rod and nut, also can make the support frame can be convenient dismantle from the crane span structure body, and then make recycle that the support frame can be repeated, thereby reduced use cost.

Drawings

Fig. 1 is a schematic structural view of a trough-type bridge with a shock-proof function according to the present invention;

fig. 2 is a schematic view of a portion a in fig. 1 of a groove type bridge with a shock-proof function according to the present invention;

fig. 3 is a schematic cross-sectional view of a groove-type bridge with a shock-proof function according to the present invention;

fig. 4 is a schematic top view of a groove type bridge with a shock-proof function according to the present invention.

In the figure: 1. a bridge frame body; 2. a support frame; 3. a boom; 4. hoisting the blocks; 5. a shock absorbing hole; 6. an I-shaped block; 7. a connecting rod; 8. a damping spring; 9. mounting grooves; 10. a slide bar; 11. driving the rod; 12. a drive aperture; 13. driving a shaft; 14. a pin shaft hole; 15. a pin shaft; 16. a slide hole; 17. a restraining bar; 18. a spring; 19. a threaded rod; 20. and (4) a nut.

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.

Referring to fig. 1-4, a groove-type bridge with shockproof function comprises a bridge body 1, a support frame 2 is movably mounted at the bottom side of the bridge body 1, a suspender 3 is arranged below the support frame 2, hoisting blocks 4 are fixedly mounted at both ends of the suspender 3, hoisting holes are formed in the two hoisting blocks 4, two damping holes 5 are formed in the support frame 2, i-shaped blocks 6 are slidably mounted in the two damping holes 5, connecting rods 7 are fixedly mounted at one sides of the two i-shaped blocks 6, the two connecting rods 7 are rotatably mounted on the suspender 3, a mounting groove 9 is formed in the suspender 3, two sliding rods 10 are slidably mounted in the mounting groove 9, driving rods 11 are rotatably mounted on the two sliding rods 10, the two driving rods 11 are rotatably mounted on the two connecting rods 7 respectively, and the shock received by the bridge body 1 can be effectively counteracted through the arrangement of the two damping springs 8 and the two, therefore, the safety of the cable in the bridge frame body 1 can be effectively protected.

The utility model discloses in, all set up the slide opening 16 that is located mounting groove 9 on two slide bars 10, slidable mounting has same restriction bar 17 in two slide openings 16, and fixed mounting is on the both sides inner wall of mounting groove 9 respectively at the both ends of restriction bar 17, and two slide bars 10 slide on restriction bar 17 through slide opening 16 respectively.

The utility model discloses in, two springs 18 have been cup jointed on the restriction pole 17, and the one end that two springs 18 are close to each other is fixed mounting respectively on one side that two slide bars 10 kept away from each other, and the one end that two springs 18 kept away from each other is fixed mounting respectively on the both sides inner wall of mounting groove 9, through the setting of two springs 18, can offset the distortion power that crane span structure body 1 received.

The utility model discloses in, seted up round pin shaft hole 14 on the connecting rod 7, movable mounting has round pin axle 15 in round pin shaft hole 14, and round pin axle 15 fixed mounting is on jib 3, and connecting rod 7 rotates on round pin axle 15 through round pin shaft hole 14.

The utility model discloses in, drive and seted up two drive holes 12 on the pole 11, two drive equal movable mounting in the hole 12 have drive axle 13, two drive axle 13 respectively fixed mounting on slide bar 10 and connecting rod 7 to make two springs 18 atress, drive pole 11 drives hole 12 through two and rotates on two drive axles 13 when removing.

The utility model discloses in, fixed mounting has damping spring 8 on the top side inner wall of damping hole 5, and damping spring 8's bottom fixed mounting can offset the slight vibrations that crane span structure body 1 received through two damping spring 8 on I-shaped block 6.

The utility model discloses in, seted up two mounting holes on the support frame 2, equal movable mounting has threaded rod 19 in two mounting holes, and two equal fixed mounting of threaded rod 19 are on crane span structure body 1, and equal threaded mounting has nut 20 on two threaded rod 19, and nut 20 contacts with the bottom side of support frame 2, through threaded rod 19 and nut 20's cooperation for the installation that support frame 2 can be convenient is dismantled, thereby is convenient for reuse.

This practical theory of operation:

when the bridge frame body 1 is installed, the prior art is adopted, a hoisting threaded rod for hoisting can penetrate through hoisting holes on hoisting blocks, then fixing nuts are installed, and the installation can be finished, if an earthquake occurs or the vibration occurs due to construction reasons, the hoisting threaded rod for hoisting drives the bridge frame body 1 to vibrate, firstly, the bridge frame body 1 can slide on two I-shaped blocks 6 through two damping holes 5 on a support frame 2, and two damping springs 8 are stressed, the vibration received by the bridge frame body 1 can be counteracted under the reaction force of the two damping springs 8, if the bridge frame body 1 is twisted, the bridge frame body 1 is enabled to be inclined or acted to move, so that the bridge frame body 1 drives the support frame 2 to move, the support frame 2 drives two connecting rods 7 to move through the two I-shaped blocks 6, and the two connecting rods 7 respectively rotate on two pin shafts 15 through pin shaft holes 14, meanwhile, the two connecting rods 7 drive the two sliding rods 10 to move through the two driving rods 11, the two sliding rods 10 respectively slide on the limiting rods 17 through the sliding holes 16, and the two springs 18 are stressed, in the process, the driving rods 11 rotate on the two driving shafts 13 through the two driving holes 12, and then the movement of the bridge frame body 1 is offset under the attack of the two springs 18, so that the stability of the bridge frame body 1 is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a slot type crane span structure with shockproof function, includes crane span structure body (1), its characterized in that: the crane span structure is characterized in that a support frame (2) is movably mounted at the bottom side of the crane span structure body (1), a hanging rod (3) is arranged below the support frame (2), hoisting blocks (4) are fixedly mounted at two ends of the hanging rod (3), hoisting holes are formed in the two hoisting blocks (4), two damping holes (5) are formed in the support frame (2), I-shaped blocks (6) are slidably mounted in the two damping holes (5), connecting rods (7) are fixedly mounted on one sides of the two I-shaped blocks (6), the two connecting rods (7) are rotatably mounted on the hanging rod (3), a mounting groove (9) is formed in the hanging rod (3), two sliding rods (10) are slidably mounted in the mounting groove (9), a driving rod (11) is rotatably mounted on the two sliding rods (10), and the two driving rods (11) are rotatably mounted on the two connecting rods.

2. The trough bridge with the shockproof function as claimed in claim 1, wherein: all offer slide holes (16) that are located mounting groove (9) on two slide bars (10), slidable mounting has same restriction lever (17) in two slide holes (16), and the both ends of restriction lever (17) are fixed mounting respectively on the both sides inner wall of mounting groove (9).

3. The trough bridge with the shockproof function as claimed in claim 2, wherein: two springs (18) are sleeved on the limiting rod (17), one ends, close to each other, of the two springs (18) are fixedly installed on one sides, far away from each other, of the two sliding rods (10), and one ends, far away from each other, of the two springs (18) are fixedly installed on the inner walls of the two sides of the installation groove (9) respectively.

4. The trough bridge with the shockproof function as claimed in claim 1, wherein: the connecting rod (7) is provided with a pin shaft hole (14), a pin shaft (15) is movably arranged in the pin shaft hole (14), and the pin shaft (15) is fixedly arranged on the hanging rod (3).

5. The trough bridge with the shockproof function as claimed in claim 1, wherein: two driving holes (12) are formed in the driving rod (11), driving shafts (13) are movably mounted in the two driving holes (12), and the two driving shafts (13) are fixedly mounted on the sliding rod (10) and the connecting rod (7) respectively.

6. The trough bridge with the shockproof function as claimed in claim 1, wherein: and a damping spring (8) is fixedly mounted on the inner wall of the top side of the damping hole (5), and the bottom end of the damping spring (8) is fixedly mounted on the I-shaped block (6).

7. The trough bridge with the shockproof function as claimed in claim 1, wherein: two mounting holes have been seted up on support frame (2), equal movable mounting has threaded rod (19) in two mounting holes, and the equal fixed mounting of two threaded rod (19) is on crane span structure body (1), and equal threaded mounting has nut (20) on two threaded rod (19), and nut (20) contact with the bottom side of support frame (2).