CN213879142U

CN213879142U - Steel construction crane span structure convenient to construction installation

Info

Publication number: CN213879142U
Application number: CN202022622208.0U
Authority: CN
Inventors: 何东盛; 叶俊杰; 何元生
Original assignee: Zhejiang Kaiyuan Electromechanical Technology Co ltd
Current assignee: Zhejiang Kaiyuan Electromechanical Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-03
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to the technical field of bridge frames, in particular to a steel structure bridge frame structure convenient for construction and installation, which comprises a fixed plate, wherein the left end and the right end of the inner side of the fixed plate are spirally connected with a first threaded shaft, the lower side of the first threaded shaft is rotatably connected with a first fixed block, the first threaded shaft penetrates through the fixed plate and the first fixed block, the left end and the right end of the lower side of the first fixed block are rotatably connected with a first bracket, the utility model discloses a first threaded shaft and a connecting rod are arranged, when the bridge frame is installed, the fixed plate is firstly fixed on the roof, then the first threaded shaft is rotated by a nut, the first fixed block is fixed on the fixed plate, then the second threaded shaft is rotated by the nut, the second threaded shaft is screwed into the fixed rod, the fixed rod is fixed at the lower side of the second fixed block, then the supporting rod is inserted into the fixed rod, and then a hexagon nut is screwed out from the connecting rod, when the cabling rack is put down, the device has fewer components, is convenient for the fixed connection between the components, and is convenient for the installation of the bridge.

Description

Steel construction crane span structure convenient to construction installation

Technical Field

The utility model relates to a crane span structure technical field specifically is a steel construction crane span structure convenient to construction installation.

Background

The cable testing bridge divide into slot type, tray formula and ladder formula, latticed isotructure, by the support, composition such as trailing arm and installation annex, the bridge can independently erect in the building, also can lay on various building (structure) and piping lane support, should embody simple structure, handsome in appearance, characteristics such as configuration is nimble and easy maintenance, all parts all need carry out the zinc-plating and handle, install the outer open-air crane span structure of building, current cable support installs the back again and can not be adjusting the height of crane span structure, the application scope of device has been restricted, and the part of equipment crane span structure is too many, and inconvenient fix between each part component, lead to the inconvenient installation of crane span structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel construction crane span structure convenient to construction installation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a steel structure bridge structure convenient for construction and installation comprises a fixed plate, wherein the left end and the right end of the inner side of the fixed plate are spirally connected with a first threaded shaft, the lower side of the first threaded shaft is rotatably connected with a first fixed block, the first threaded shaft penetrates through the fixed plate and the first fixed block, the left end and the right end of the lower side of the first fixed block are rotatably connected with a first bracket, the lower end of the first bracket is rotatably connected with a limited block, the left end and the right end of the lower side of the limited block are rotatably connected with a second bracket, the lower end of the second bracket is rotatably connected with a second fixed block, the middle position of the lower end of the second fixed block is rotatably connected with a second threaded shaft, the lower end of the second threaded shaft is spirally connected with a fixed rod, the second threaded shaft penetrates through the fixed rod and the second fixed block, the left end and the right end of the inner side of the fixed rod are spirally connected with a hexagon bolt, the lower side of the hexagon bolt is spirally connected with a connecting rod, the hexagon bolt penetrates through the connecting rod, the connecting rod is rotatably connected with the fixing rod, the left end of the connecting rod is rotatably connected with the wiring rack, and the wiring rack is slidably connected with the fixing rod.

Preferably, the equal fixedly connected with nut in first threaded shaft and the second threaded shaft outside, and first threaded shaft and second threaded shaft all run through the nut, are located the upside the nut rotates with first fixed block to be connected, and the nut of downside rotates with the second fixed block to be connected.

Preferably, the number of the first fixing blocks and the number of the second fixing blocks are 4, and the number of the first brackets and the number of the second brackets are 8.

Preferably, the inboard screwed connection of stopper has the third threaded spindle, the quantity of third threaded spindle has 4, the stopper is run through to the third threaded spindle, the screw thread symmetry setting at both ends about the third threaded spindle outside.

Preferably, the inboard sliding connection of dead lever has the bracing piece, and the bracing piece runs through the dead lever, the equal fixedly connected with rubber fixture block in both ends about the bracing piece, and rubber fixture block and dead lever sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged first threaded shaft and the connecting rod, when the bridge is installed, the fixed plate is fixed on the roof, then the first threaded shaft is rotated through the nut, the first fixed block is fixed on the fixed plate, then the second threaded shaft is rotated through the nut, the second threaded shaft is screwed into the fixed rod, the fixed rod is fixed at the lower side of the second fixed block, then the supporting rod is inserted into the fixed rod, the hexagon nut is rotated to be screwed out from the connecting rod, and the cabling rack is put down, so that the components of the device are fewer, the fixed connection between the components is convenient, and the installation of the bridge is convenient;

2. the utility model discloses in, through third threaded spindle and the stopper that sets up, when the height of adjustment crane span structure, twist the knob that moves third threaded spindle both ends and drive two epaxial stoppers of third thread and remove to the opposite direction simultaneously, promote first support and second support at first fixed block and second fixed block internal rotation, change the angle of first support and second support, change the height of second fixed block, thereby change the height of chute and dead lever, make the crane span structure can change the crane span structure height at any time after the installation, the application range of device has been enlarged.

Drawings

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

fig. 2 is a schematic view of the mounting structure of the support rod of the present invention.

In the figure: the device comprises a fixing plate 1, a rubber clamping block 2, a first threaded shaft 3, a nut 4, a first fixing block 5, a first support 6, a limiting block 7, a second support 8, a second fixing block 9, a third threaded shaft 10, a second threaded shaft 11, a fixing rod 12, a hexagonal bolt 13, a connecting rod 14, a cabling rack 15 and a supporting rod 16.

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. 1-2, the present invention provides a technical solution:

a steel structure bridge frame structure convenient for construction and installation comprises a fixing plate 1, wherein the left end and the right end of the inner side of the fixing plate 1 are spirally connected with a first threaded shaft 3, a first fixing block 5 is convenient for connection between the first fixing block 5 and the fixing plate 1, the lower side of the first threaded shaft 3 is rotatably connected with a first fixing block 5, the first threaded shaft 3 penetrates through the fixing plate 1, the first fixing block 5 is rotatably connected with a first bracket 6 at the left end and the right end of the lower side of the first fixing block 5, the lower end of the first bracket 6 is rotatably connected with a limiting block 7, the first bracket 6 and a second bracket 8 are convenient to be simultaneously pushed to rotate, the left end and the right end of the lower side of the limiting block 7 are rotatably connected with a second bracket 8, the lower end of the second bracket 8 is rotatably connected with a second fixing block 9, a second threaded shaft 11 is rotatably connected at the middle position of the lower end of the second, and the second threaded shaft 11 penetrates through the fixed rod 12 and the second fixed block 9, the left end and the right end of the inner side of the fixed rod 12 are both in threaded connection with a hexagon bolt 13, the lower side of the hexagon bolt 13 is in threaded connection with a connecting rod 14, the hexagon bolt 13 penetrates through the connecting rod 14, the connecting rod 14 is rotatably connected with the fixed rod 12, the left end of the connecting rod 14 is rotatably connected with a wiring rack 15, and the wiring rack 15 is slidably connected with the fixed rod 12.

Nuts 4 are fixedly connected to the outer sides of the first threaded shaft 3 and the second threaded shaft 11, the first threaded shaft 3 and the second threaded shaft 11 penetrate through the nuts 4, the nut 4 located on the upper side is rotatably connected with the first fixing block 5, and the nut 4 located on the lower side is rotatably connected with the second fixing block 9, so that the first threaded shaft 3 and the second threaded shaft 11 can be conveniently rotated; the number of the first fixing blocks 5 and the number of the second fixing blocks 9 are both 4, and the number of the first brackets 6 and the number of the second brackets 8 are both 8, so that the fixing of the brackets on the fixing rods 12 is more stable; the inner sides of the limiting blocks 7 are spirally connected with 4 third threaded shafts 10, the third threaded shafts 10 penetrate through the limiting blocks 7, and threads at the left end and the right end of the outer side of each third threaded shaft 10 are symmetrically arranged, so that the two limiting blocks 7 on the third threaded shafts 10 can be driven to simultaneously move in opposite directions; the inner side of the fixing rod 12 is slidably connected with a supporting rod 16, the supporting rod 16 penetrates through the fixing rod 12, the left end and the right end of the supporting rod 16 are fixedly connected with rubber clamping blocks 2, and the rubber clamping blocks 2 are slidably connected with the fixing rod 12, so that the supporting rod 6 is conveniently fixed on the inner side of the fixing rod 12.

The working process is as follows: firstly fixing a fixing plate 1 on a roof by using bolts, then rotating a first threaded shaft 3 through a nut 4 to fix a first fixing block 5 on the fixing plate 1, then rotating a second threaded shaft 11 through the nut 4 to screw the second threaded shaft 11 into a fixing rod 12 to fix the fixing rod on the lower side of the second fixing block, then inserting a supporting rod 16 into the fixing rod, simultaneously driving the supporting rod 12 to extrude a rubber clamping block 2, fixing the supporting rod 16 on the inner side of the fixing rod 12, then rotating a hexagon nut 13 to screw out from the connecting rod 14, driving the connecting rod 14 to rotate by the weight of a chute 15, discharging the connecting rod 14 from the fixing rod 12 to put down the chute 15, when the height of the bridge is adjusted, screwing buttons at two ends of a third threaded shaft 10 to drive two limiting blocks 7 on the third threaded shaft 10 to simultaneously move leftwards and rightwards to push a first bracket 6 and a second bracket 8 to rotate in the first fixing block 5 and the second fixing block 9, the angles of the first bracket 6 and the second bracket 8 are changed, and the height of the second fixing block 9 is changed, so that the heights of the cabling rack 15, the supporting rod 16 and the fixing rod 12 are driven.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel construction crane span structure convenient to construction installation, includes fixed plate (1), its characterized in that: the left end and the right end of the inner side of the fixed plate (1) are both spirally connected with a first threaded shaft (3), the lower side of the first threaded shaft (3) is rotatably connected with a first fixed block (5), the first threaded shaft (3) penetrates through the fixed plate (1) and the first fixed block (5), the left end and the right end of the lower side of the first fixed block (5) are both rotatably connected with a first bracket (6), the lower end of the first bracket (6) is rotatably connected with a limiting block (7), the left end and the right end of the lower side of the limiting block (7) are both rotatably connected with a second bracket (8), the lower end of the second bracket (8) is rotatably connected with a second fixed block (9), the middle position of the lower end of the second fixed block (9) is rotatably connected with a second threaded shaft (11), the lower end of the second threaded shaft (11) is spirally connected with a fixed rod (12), and the second threaded shaft (11) penetrates through the fixed rod (12) and the second fixed block (9), equal threaded connection in both ends has hexagon bolt (13) about dead lever (12) inboard, hexagon bolt (13) downside threaded connection has connecting rod (14), hexagon bolt (13) run through connecting rod (14), and connecting rod (14) rotate with dead lever (12) and be connected, connecting rod (14) left end rotates and is connected with chute (15), and chute (15) and dead lever (12) sliding connection.

2. The steel structure bridge structure convenient to construct and install of claim 1, wherein: first threaded shaft (3) and second threaded shaft (11) outside equal fixedly connected with nut (4), and first threaded shaft (3) and second threaded shaft (11) all run through nut (4), are located the upside nut (4) are rotated with first fixed block (5) and are connected, and nut (4) and the second fixed block (9) of downside rotate and are connected.

3. The steel structure bridge structure convenient to construct and install of claim 1, wherein: the quantity of first fixed block (5) and the quantity of second fixed block (9) all have 4, the quantity of first support (6) and the quantity of second support (8) all have 8.

4. The steel structure bridge structure convenient to construct and install of claim 1, wherein: stopper (7) inboard screwed connection has third threaded spindle (10), the quantity of third threaded spindle (10) has 4, stopper (7) are run through in third threaded spindle (10), the screw thread symmetry setting at both ends about third threaded spindle (10) outside.

5. The steel structure bridge structure convenient to construct and install of claim 1, wherein: the inner side of the fixing rod (12) is connected with a supporting rod (16) in a sliding mode, the supporting rod (16) penetrates through the fixing rod (12), the left end and the right end of the supporting rod (16) are fixedly connected with rubber clamping blocks (2), and the rubber clamping blocks (2) are connected with the fixing rod (12) in a sliding mode.