CN110649536A

CN110649536A - Spliced bridge

Info

Publication number: CN110649536A
Application number: CN201810675633.0A
Authority: CN
Inventors: 刘洋
Original assignee: Jiangsu Zhongshun Electric Co Ltd
Current assignee: Jiangsu Zhongshun Electric Co Ltd
Priority date: 2018-06-27
Filing date: 2018-06-27
Publication date: 2020-01-03

Abstract

The invention discloses a spliced bridge, which comprises a bridge body and a movable ring, wherein a first connecting shaft is movably arranged at one end above the bridge body, a first loop bar is arranged above the first connecting shaft, a spring is arranged inside the first loop bar, a fixed shaft is fixedly arranged above the first loop bar, the movable ring penetrates through the fixed shaft, one side of the movable ring is connected with a connecting rod, a movable block is connected above the connecting rod, a limiting table is arranged above the movable block, a first rotating shaft is arranged on the side of the bridge body, a second loop bar is connected to one side of the first rotating shaft, a second connecting shaft is arranged inside the second loop bar, a partition plate is arranged inside the bridge body, a second rotating shaft is movably arranged at the edge end of the bridge body, and a cover plate is arranged on one side of the second rotating shaft. The spliced bridge has the advantages of shock absorption, convenience in disassembly, normal use at different environmental temperatures and the like.

Description

Spliced bridge

Technical Field

The invention relates to the technical field of bridges, in particular to a spliced bridge.

Background

The bridge is also called as a cable bridge, the bridge is mainly used for placing and protecting cables, the bridge comprises a bracket, a supporting arm, an installation accessory and the like, can be independently erected and also can be laid on various buildings and pipe gallery brackets, the service lengths of the bridge are different due to different service environments of the bridge, and therefore a splicing type bridge is needed,

the existing spliced bridge frame has the defects that the shock cannot be absorbed, the bridge frame is inconvenient to take down from a fixed place and the like, so that the spliced bridge frame is designed to solve the problems.

Disclosure of Invention

The invention aims to provide a spliced bridge frame to solve the problems that the existing spliced bridge frame in the background art cannot absorb shock and is inconvenient to take down from a fixed place and the like.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a concatenation formula crane span structure, includes crane span structure body and activity ring, the top one end movable mounting of crane span structure body has first connecting axle, and the top of first connecting axle is provided with first loop bar to the inside of first loop bar is provided with the spring, the top fixed mounting of first loop bar has the fixed axle, the activity ring runs through in the fixed axle, and one side of activity ring is connected with the connecting rod, the top of connecting rod is connected with the movable block, and the top of movable block is provided with the restriction platform, the avris of crane span structure body is provided with first pivot, and one side of first pivot is connected with the second loop bar to the inside of second loop bar is provided with the second connecting axle, the inside of crane span structure body is provided with the baffle, and the limit end movable mounting of crane span structure body has the second pivot to one side of second pivot is provided with the apron.

Preferably, the first connecting shaft forms a telescopic structure through a spring and a first sleeve rod, and the maximum movable range length of the first connecting shaft is equal to the maximum movable length of the spring.

Preferably, the movable ring and the fixed shaft form a sliding structure, and the movable ring and the fixed shaft are attached to each other.

Preferably, the movable blocks are symmetrically arranged about the central axis of the fixed shaft in the vertical direction, and the number of the movable blocks is 8.

Preferably, the second loop bar and the second connecting shaft form a telescopic structure, and the length of the maximum moving range of the second connecting shaft is smaller than that of the second loop bar.

Preferably, the cover plate and the bridge frame body form an overturning structure, the number of the cover plates is two, and the rotating angle range of the cover plate is 0-270 degrees.

Compared with the prior art, the invention has the beneficial effects that: this concatenation formula crane span structure, first connecting axle is the activity from top to bottom in first loop bar, can make the linkage of this concatenation formula crane span structure can stretch out and draw back, prevent that the linkage from taking place to warp when the supreme striking down that the crane span structure body received, first loop bar internal spring can play the effect of bradyseism when the crane span structure body receives striking upward movement, prevent the direct upward movement of crane span structure body, thereby damage the crane span structure body, the activity ring reciprocates in the fixed axle outside, expand or pack up the movable block, conveniently stretch into the fixed axle in the round hole on the furred ceiling, make fixed axle and furred ceiling become and dismantle mounting structure, and compare in traditional mounting screw become comparatively convenient and high-efficient.

Drawings

FIG. 1 is a schematic front view of the present invention;

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

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

fig. 5 is a schematic view of the movable block mounting structure of the present invention.

In the figure: 1. a bridge frame body; 2. a first connecting shaft; 3. a first loop bar; 4. a spring; 5. a fixed shaft; 6. a movable ring; 7. a connecting rod; 8. a movable block; 9. a restraint stage; 10. a second loop bar; 11. a second connecting shaft; 12. a first rotating shaft; 13. a partition plate; 14. a cover plate; 15. a second rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a spliced bridge frame comprises a bridge frame body 1, a first connecting shaft 2, a first sleeve rod 3, a spring 4, a fixed shaft 5, a movable ring 6, a connecting rod 7, a movable block 8, a limiting platform 9, a second sleeve rod 10, a second connecting shaft 11, a first rotating shaft 12, a partition plate 13, a cover plate 14 and a second rotating shaft 15, wherein the first connecting shaft 2 is movably arranged at one end above the bridge frame body 1, the first sleeve rod 3 is arranged above the first connecting shaft 2, the spring 4 is arranged inside the first sleeve rod 3, the fixed shaft 5 is fixedly arranged above the first sleeve rod 3, the movable ring 6 penetrates through the fixed shaft 5, one side of the movable ring 6 is connected with the connecting rod 7, the movable block 8 is connected above the connecting rod 7, the limiting platform 9 is arranged above the movable block 8, the side of the bridge frame body 1 is provided with the first rotating shaft 12, and one side of the first rotating shaft 12 is connected with the second sleeve rod 10, a second connecting shaft 11 is arranged inside the second sleeve rod 10, a partition plate 13 is arranged inside the bridge frame body 1, a second rotating shaft 15 is movably mounted at the edge end of the bridge frame body 1, and a cover plate 14 is arranged on one side of the second rotating shaft 15;

the first connecting shaft 2 forms a telescopic structure through the spring 4 and the first loop bar 3, the maximum movable range length of the first connecting shaft 2 is equal to the maximum movable length of the spring 4, and the first connecting shaft 2 can move up and down in the first loop bar 3 through the telescopic structure formed by the spring 4 and the first loop bar 3, so that when the bridge frame body 1 is impacted from bottom to top, the first connecting shaft 2 is contracted into the first loop bar 3 and cannot be bent as a traditional bracket;

the movable ring 6 and the fixed shaft 5 form a sliding structure, the movable ring 6 and the fixed shaft 5 are mutually attached, the movable ring 6 moves up and down on the outer side of the fixed shaft 5, and the movable block 8 is driven by the connecting rod 7 to be unfolded or folded, so that the spliced bridge is conveniently fixed;

the movable blocks 8 are symmetrically arranged about the central axis in the vertical direction of the fixed shaft 5, the number of the movable blocks 8 is 8, the movable blocks 8 are movably arranged above the fixed shaft 5 through hinges, the movable ring 6 can conveniently unfold the movable blocks 8 when moving upwards on the outer side of the fixed shaft 5, and the movable blocks 8 form a larger supporting surface to perform suspension type fixing on the spliced bridge;

the second loop bars 10 and the second connecting shaft 11 form a telescopic structure, the length of the maximum movable range of the second connecting shaft 11 is smaller than the length of the second loop bars 10, the expansion with heat and the contraction with cold of the bridge frame body 1 generate relative extrusion force, the second connecting shaft 11 extends into or contracts out of the second loop bars 10, and adjustable intervals are reserved among the 2 bridge frame bodies 1 to deal with the expansion with heat and the contraction with cold of the bridge frame body 1;

the cover plate 14 and the bridge frame body 1 form an overturning structure, the number of the cover plates 14 is 2, the rotating angle range of the cover plates 14 is 0-270 degrees, the cover plates 14 are overturned and opened through the second rotating shafts 15, the bridge frame body 1 can be completely covered by the 2 cover plates 14, and the purpose of protecting cables inside the bridge frame body 1 is achieved.

The working principle is as follows: when the splicing type bridge is used, the movable ring 6 is pulled downwards, the movable ring 6 is driven by the connecting rod 7 to retract the movable block 8 inwards, so that a round surface formed by the movable block 8 is reduced, the movable ring can be placed into a hole with the size of a limiting table 9 and the like in a ceiling, the movable ring 6 is pushed upwards after the movable ring is placed in the hole, the movable block 8 is unfolded to form a round surface larger than the limiting table 9, the fixed shaft 5 is hung on a ceiling, when the splicing type bridge needs to be detached, the fixed shaft 5 is moved upwards for a certain distance, the movable ring 6 is moved downwards to retract the movable block 8, the fixed shaft 5 can be taken out from the round hole in the ceiling, the installation and the detachment between the splicing type bridge and the ceiling are convenient, when the bridge body 1 is impacted in the lower direction, the first connecting shaft 2 moves upwards on the first sleeve rod 3 to extrude the spring 4, and the spring 4 plays a role of cushioning, make this concatenation formula crane span structure have bradyseism effect, when the hot or chilly weather, crane span structure body 1 can extend or shrink, distance between two crane span structure bodies 1 can reduce or increase, second connecting axle 11 removes in second loop bar 10 this moment, make 2 can not protruding or tear between the crane span structure body 1, second loop bar 10 and second connecting axle 11 constitute the active structure through first pivot 12 and crane span structure body 1, make 2 can the small amplitude activity between the crane span structure body 1, the cable is put into crane span structure body 1 inside back, apron 14 is covered through the rotation of second pivot 15, come to protect the cable.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the embodiments are only used to help understanding the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the present description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a concatenation formula crane span structure, includes crane span structure body (1) and activity ring (6), its characterized in that: the bridge frame is characterized in that a first connecting shaft (2) is movably mounted at one end of the upper portion of the bridge frame body (1), a first loop bar (3) is arranged above the first connecting shaft (2), a spring (4) is arranged inside the first loop bar (3), a fixed shaft (5) is fixedly mounted above the first loop bar (3), a movable ring (6) penetrates through the fixed shaft (5), a connecting rod (7) is connected to one side of the movable ring (6), a movable block (8) is connected to the upper portion of the connecting rod (7), a limiting table (9) is arranged above the movable block (8), a first rotating shaft (12) is arranged on the side of the bridge frame body (1), a second loop bar (10) is connected to one side of the first rotating shaft (12), a second connecting shaft (11) is arranged inside the second loop bar (10), a partition plate (13) is arranged inside the bridge frame body (1), and a second rotating shaft (15) is movably arranged at the edge end of the bridge frame body (1), and a cover plate (14) is arranged on one side of the second rotating shaft (15).

2. The splice tray of claim 1, wherein: the first connecting shaft (2) forms a telescopic structure through the spring (4) and the first loop bar (3), and the maximum movable range length of the first connecting shaft (2) is equal to the maximum movable length of the spring (4).

3. The splice tray of claim 1, wherein: the movable ring (6) and the fixed shaft (5) form a sliding structure, and the movable ring (6) and the fixed shaft (5) are mutually attached.

4. The splice tray of claim 1, wherein: the movable blocks (8) are symmetrically arranged about the central axis of the fixed shaft (5) in the vertical direction, and the number of the movable blocks (8) is 8.

5. The splice tray of claim 1, wherein: the second loop bar (10) and the second connecting shaft (11) form a telescopic structure, and the length of the maximum movable range of the second connecting shaft (11) is smaller than that of the second loop bar (10).

6. The splice tray of claim 1, wherein: the cover plate (14) and the bridge frame body (1) form an overturning structure, 2 cover plates (14) are arranged, and the rotating angle range of the cover plates (14) is 0-270 degrees.