CN217808261U

CN217808261U - Crane for road and bridge

Info

Publication number: CN217808261U
Application number: CN202222111346.1U
Authority: CN
Inventors: 付海波; 张红波; 侯林樊
Original assignee: Henan Shenghua Heavy Crane Co ltd
Current assignee: Henan Shenghua Heavy Crane Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-11-15
Anticipated expiration: 2032-08-11

Abstract

The utility model belongs to the technical field of the hoist, especially, crane for road bridge uses inconveniently to current hoist use, can not adjust according to the use needs, great reduction result of use's problem, the scheme as follows now is proposed, it includes the roof, the bottom symmetry fixed mounting of roof has two supports, the bottom fixed mounting of two supports has a mobile device, the bottom symmetry fixed mounting of roof has two line casees, two line incasement equal movable mounting have the haulage rope, equal movable mounting has two pulleys on two haulage ropes, two pulley fixed mounting in four pulleys are in the bottom of roof, fixed mounting has same mounting panel on two other pulleys, slidable mounting has clamping device on the mounting panel, the top fixed mounting of mounting panel has driving motor, fixed mounting has the drive shaft on driving motor's the output shaft, the utility model discloses convenient to use can adjust as required, great improvement the result of use.

Description

Crane for road and bridge

Technical Field

The utility model relates to a hoist technical field especially relates to a crane for road bridge.

Background

In bridge construction, a bridge crane is widely applied due to wide lifting range and large lifting height, but when the bridge is constructed, tracks are difficult to lay in advance, and when the bridge is constructed at high altitude or on water, the bridge crane is difficult to mount.

Including built-in fitting and base among the patent document of application number 201721425009.2, the upper end fixedly connected with stand of base, the upper end of stand is connected with the crossbeam the limiting plate is installed to the upper end of crossbeam, the upper end fixedly connected with track of crossbeam, orbital upper end is connected with the walking dolly, the upper end of walking dolly is equipped with hoisting wheel and traction wheel, be connected with wire rope between hoisting wheel and the traction wheel, be connected with rings between wire rope and the bridge face.

The existing crane is inconvenient to use and cannot be adjusted according to use requirements, and the use effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing crane in the prior art is inconvenient to use and cannot be adjusted according to use requirements, greatly reducing the using effect and providing the crane for roads and bridges.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a crane for road bridge, which comprises a top plate, the bottom symmetry fixed mounting of roof has two supports, the bottom fixed mounting of two supports has the mobile device, the bottom symmetry fixed mounting of roof has two line casees, equal movable mounting has the haulage rope in two line casees, equal movable mounting has two pulleys on two haulage ropes, two pulley fixed mounting in the bottom of roof in four pulleys, fixed mounting has same mounting panel on two other pulleys, slidable mounting has clamping device on the mounting panel, the top fixed mounting of mounting panel has driving motor, fixed mounting has the drive shaft on driving motor's the output shaft, the transmission is connected with two screw rods in the drive shaft.

Preferably, the moving device comprises two bottom plates and a plurality of guide wheels, the two bottom plates are respectively and fixedly installed at the bottoms of the two supports, and the guide wheels are respectively and movably installed at the bottoms of the two bottom plates.

Preferably, clamping device includes two carriages, two control boxes and four arm lock, and two carriage symmetry slidable mounting are on the mounting panel, and two control boxes are fixed mounting respectively on two carriages, and four arm lock symmetry respectively rotate and install on two control boxes.

Preferably, two sliding holes have been seted up to the symmetry on the mounting panel, equal fixed mounting has the gag lever post in two sliding holes, and two carriages are respectively slidable mounting on two gag lever posts, and equal fixed mounting has the pressure spring in two sliding holes, two pressure springs respectively with two carriage fixed connection, two carriages respectively with two screw rod threaded connection.

Preferably, the top of the mounting plate is fixedly provided with a mounting box, and the driving motor is fixedly arranged in the mounting box.

The utility model discloses in, a crane for road bridge's beneficial effect:

(1) According to the scheme, the top plate, the support, the bottom plate, the guide wheels, the sliding holes, the limiting rods, the sliding frames, the pressure springs, the control box, the clamping arms, the mounting box, the driving motor, the driving shaft and the screw rods are arranged, so that the whole device can be moved through the guide wheels to adjust the position, the driving shaft can be driven to rotate through the driving motor, the driving shaft drives the two screw rods to rotate, and the two screw rods drive the two sliding frames to move, so that the position of the clamping device can be adjusted;

(2) This scheme is owing to set up line case, pulley, haulage rope, mounting panel, can pull reciprocating of mounting panel through line case, haulage rope and pulley.

The utility model discloses convenient to use can adjust as required, great improvement the result of use.

Drawings

Fig. 1 is a schematic structural view of a crane for roads and bridges provided by the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a mounting plate and a sliding hole of the crane for roads and bridges provided by the present invention;

fig. 3 is a schematic structural diagram of a part a of the crane fig. 1 for roads and bridges provided by the present invention.

In the figure: 1. a top plate; 2. a support; 3. a base plate; 4. a guide wheel; 5. a wire box; 6. a pulley; 7. a hauling rope; 8. mounting a plate; 9. a slide hole; 10. a limiting rod; 11. a carriage; 12. a pressure spring; 13. a control box; 14. clamping arms; 15. mounting a box; 16. a drive motor; 17. a drive shaft; 18. a screw.

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.

Example one

Referring to fig. 1, a crane for roads and bridges, including roof 1, the bottom symmetry fixed mounting of roof 1 has two supports 2, the bottom fixed mounting of two supports 2 has mobile device, the bottom symmetry fixed mounting of roof 1 has two line casees 5, equal movable mounting has haulage rope 7 in two line casees 5, equal movable mounting has two pulleys 6 on two haulage ropes 7, two pulleys 6 fixed mounting in four pulleys 6 are in the bottom of roof 1, fixed mounting has same mounting panel 8 on two other pulleys 6, slidable mounting has clamping device on the mounting panel 8, the top fixed mounting of mounting panel 8 has driving motor 16, fixed mounting has drive shaft 17 on driving motor 16's the output shaft, the transmission is connected with two screw rods 18 on the drive shaft 17, can be through line case 5, reciprocating of pulley 6 and haulage rope 7 control mounting panel 8.

Referring to fig. 2, the positional relationship and the shape characteristics of the mounting plate 8 and the slide hole 9 are shown in a perspective view.

Referring to fig. 3, two sliding holes 9 are symmetrically formed in the mounting plate 8, limiting rods 10 are fixedly mounted in the two sliding holes 9, two sliding frames 11 are slidably mounted on the two limiting rods 10 respectively, pressure springs 12 are fixedly mounted in the two sliding holes 9, the two pressure springs 12 are fixedly connected with the two sliding frames 11 respectively, the two sliding frames 11 are in threaded connection with the two screws 18 respectively, stable movement of the two sliding frames 11 is ensured, and certain supporting and stabilizing effects can be achieved due to the cooperation of elasticity of the pressure springs 12 and the threads of the screws 18.

In this embodiment, the size of the material of removal is pressed from both sides as required, it rotates to drive shaft 17 through driving motor 16, drive shaft 17 drives two screw rods 18 and rotates, two screw rods 18 drive two carriage 11 and remove, because the elasticity of two pressure springs 12, can play certain supporting role to carriage 11 after removing, adjust the back, through line case 5, the reciprocating of mounting panel 8 can be controlled to pulley 6 and haulage rope 7, rethread control box 13 control arm lock 14 to the material carry out the centre gripping fixed can.

Example two

The difference between this embodiment and the first embodiment is: can install several bearing boxes additional at the top of roof 1, can ensure the stability of device under the special construction circumstances, install a plurality of light again on roof 1 additional, be convenient for play the illumination effect when the construction at night.

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 crane for road bridge, including roof (1), a serial communication port, the bottom symmetry fixed mounting of roof (1) has two supports (2), the bottom fixed mounting of two supports (2) has the mobile device, the bottom symmetry fixed mounting of roof (1) has two line casees (5), equal movable mounting has haulage rope (7) in two line casees (5), equal movable mounting has two pulleys (6) on two haulage rope (7), two pulleys (6) fixed mounting in four pulleys (6) are in the bottom of roof (1), fixed mounting has same mounting panel (8) on two other pulleys (6), slidable mounting has clamping device on mounting panel (8), the top fixed mounting of mounting panel (8) has driving motor (16), fixed mounting has drive shaft (17) on the output shaft of driving motor (16), the last swing joint of drive shaft (17) has two screw rods (18).

2. The crane for roads and bridges according to claim 1, wherein the moving device comprises two bottom plates (3) and a plurality of guide wheels (4), the two bottom plates (3) are respectively and fixedly installed at the bottoms of the two brackets (2), and the plurality of guide wheels (4) are respectively and movably installed at the bottoms of the two bottom plates (3).

3. The crane for roads and bridges of claim 1, wherein the clamping device comprises two sliding frames (11), two control boxes (13) and four clamping arms (14), the two sliding frames (11) are symmetrically and slidably mounted on the mounting plate (8), the two control boxes (13) are respectively and fixedly mounted on the two sliding frames (11), and the four clamping arms (14) are respectively and symmetrically and rotatably mounted on the two control boxes (13).

4. The crane for roads and bridges of claim 3, wherein two sliding holes (9) are symmetrically formed in the mounting plate (8), limiting rods (10) are fixedly mounted in the two sliding holes (9), two sliding frames (11) are respectively slidably mounted on the two limiting rods (10), compressed springs (12) are fixedly mounted in the two sliding holes (9), the two compressed springs (12) are respectively fixedly connected with the two sliding frames (11), and the two sliding frames (11) are respectively in threaded connection with the two screws (18).

5. The crane for roads and bridges of claim 1, wherein a mounting box (15) is fixedly mounted on the top of the mounting plate (8), and the driving motor (16) is fixedly mounted in the mounting box (15).