Tower type attached crane for bridge construction

Abstract

The utility model belongs to the field of tower cranes, in particular to a tower-type attachment crane for bridge construction, which comprises an attachment mechanism arranged on the tower-type crane, the attachment mechanism comprises an attachment frame, a fixing part fixedly connected with the tower-type crane is arranged on the attachment frame, two U-shaped seats are fixedly mounted on one side of the attachment frame, and the U-shaped seats are fixedly connected with the tower-type crane. An attachment rod assembly is rotatably installed in the U-shaped seat, a support assembly is rotatably arranged at one end of the attachment rod assembly, the attachment rod assembly comprises a rectangular rod, an adjusting groove and an adjusting rod, the rectangular rod is rotatably installed in the U-shaped seat, and the adjusting groove is formed in the rectangular rod. The tower crane attachment device is reasonable in design, the distance and the angle between the fixed support and the attachment frame can be adjusted, different installation requirements of the tower crane can be met, the tower crane can be attached to a bridge through the attachment rod assembly, and the purpose of improving the stability of the tower crane can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of tower cranes, in particular to a tower crane attached to bridge construction. Background Art

[0002] Tower cranes are widely used in construction projects such as industrial plants, power stations, bridges, and civil buildings. During the construction process, these tower cranes must use their own climbing devices to continuously climb and increase their height as the building continues to grow. When the height exceeds a certain height, in order to ensure the overall stability of the tower crane, the tower crane must be connected to the building using an attachment frame, a connecting pin shaft, an attachment rod, etc., so that the tower crane can be attached to the building.

[0003] When existing tower cranes are attached to bridges, due to the different distances from the bridges, different sizes of attachment devices need to be used each time. This has certain limitations and is not very applicable. Therefore, we propose a tower attachment crane for bridge construction to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a tower-type attached crane for bridge construction.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A tower crane for bridge construction includes an attachment mechanism arranged on the tower crane, wherein the attachment mechanism includes an attachment frame, and the attachment frame is provided with a fixing component fixedly connected to the tower crane;

[0007] Two U-shaped seats are fixedly installed on one side of the attachment frame, an attachment rod assembly is rotatably installed in the U-shaped seat, and a support assembly is rotatably arranged on one end of the attachment rod assembly.

[0008] Preferably, the attachment rod assembly comprises a rectangular rod, an adjustment slot and an adjustment rod, the rectangular rod is rotatably mounted in the U-shaped seat, the adjustment slot is provided on the rectangular rod, and the adjustment rod is slidably mounted in the adjustment slot.

[0009] Preferably, the support assembly comprises a fixed support and a fixing hole, the fixed support is rotatably mounted on one end of the adjusting rod, and a plurality of fixing holes are formed on the fixed support.

[0010] Preferably, a plurality of fixing grooves are provided on the inner walls on both sides of the adjusting rod, a threaded hole 1 is provided on the inner walls on both sides of the adjusting groove, a fixing screw rod matching the fixing groove is installed in the inner thread of the threaded hole 1, and a knob is fixedly installed at one end of the fixing screw rod.

[0011] Preferably, a connecting seat is fixedly mounted on one side of the attachment frame, and a pushing mechanism is provided on the connecting seat, and the pushing mechanism is connected to the corresponding rectangular rod.

[0012] Preferably, the pushing mechanism includes a moving hole, a moving seat and a hinged rod, the moving hole is opened on the connecting seat, the moving seat is slidably installed in the moving hole, two hinged rods are hinged on the moving seat, and one end of the hinged rod is hinged on the corresponding rectangular rod.

[0013] Preferably, a second threaded hole is opened on the inner wall of one side of the movable hole, an adjusting screw is installed on the inner thread of the second threaded hole, one end of the adjusting screw is rotatably installed on the movable seat, and a hand wheel is fixedly installed on the other end of the adjusting screw.

[0014] Preferably, a rotation groove is provided on the movable seat, an annular groove is provided on the inner wall of the rotation groove, an annular seat is fixedly mounted on the adjusting screw, and the annular seat is rotatably connected to the annular groove.

[0015] Beneficial effects of the utility model:

[0016] 1. Through the action of the knob, the fixing screw, the threaded hole 1 and the fixing groove, the purpose of fixing and releasing the adjusting rod can be achieved. The fixing support can be driven to move by the adjusting rod, so as to adjust the distance between the fixing support and the attachment frame;

[0017] 2. Through the cooperation of the hand wheel, the adjusting screw, the threaded hole and the moving seat, the moving seat pushes the rectangular rod and the fixed support to rotate through the hinged rod, so as to adjust the angle of the attachment rod assembly to meet different installation requirements;

[0018] 3. The attachment frame is mounted on the fixed frame of the tower crane so that the fixed support is connected to the bridge. The fixed support and the bridge can be fixedly connected. The attachment frame can be fixed by the fixing components, thereby attaching the tower crane to the bridge and increasing the stability of the tower crane. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a tower-type attached crane for bridge construction proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the main structure of a tower-type attached crane for bridge construction proposed by the utility model;

[0021] Figure 3 This is a schematic structural diagram of part A of a tower-type attachment crane for bridge construction proposed by the utility model;

[0022] Figure 4The utility model is a schematic structural diagram of the B part of a tower-type attached crane for bridge construction.

[0023] In the figure: 1. Attachment mechanism; 2. Attachment frame; 3. Fixed component; 4. U-shaped seat; 5. Attachment rod assembly; 6. Support assembly; 7. Rectangular rod; 8. Adjustment slot; 9. Adjustment rod; 10. Fixed support; 11. Fixed slot; 12. Threaded hole one; 13. Fixed screw; 14. Knob; 15. Connecting seat; 16. Moving hole; 17. Moving seat; 18. Articulated rod; 19. Threaded hole two; 20. Adjustment screw; 21. Handwheel. DETAILED DESCRIPTION

[0024] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Reference Figure 1-4 A tower crane for bridge construction comprises an attachment mechanism 1 arranged on the tower crane, the attachment mechanism 1 comprises an attachment frame 2, the attachment frame 2 is provided with a fixing component 3 fixedly connected to the tower crane, two U-shaped seats 4 are fixedly installed on one side of the attachment frame 2, an attachment rod assembly 5 is rotatably installed in the U-shaped seat 4, and a support assembly 6 is rotatably provided at one end of the attachment rod assembly 5, the attachment rod assembly 5 comprises a rectangular rod 7, an adjustment groove 8 and an adjustment rod 9, the rectangular rod 7 is rotatably installed in the U-shaped seat 4, the adjustment groove 8 is opened on the rectangular rod 7, and the adjustment rod 9 is slidably installed in the adjustment groove 8, by providing the adjustment rod 9, the distance between the fixed support 10 and the attachment frame 2 can be adjusted by the adjustment rod 9, the support assembly 6 comprises a fixed support 10 and a fixing hole, the fixed support 10 is rotatably installed on one end of the adjusting rod 9, and a plurality of fixing holes are opened on the fixed support 10, more specifically, a screw is installed in the fixing hole, and the fixed support 10 can be fixedly installed on the bridge by the screw.

[0026] In this embodiment, a plurality of fixing grooves 11 are provided on the inner walls on both sides of the adjusting rod 9, and a threaded hole 12 is provided on the inner walls on both sides of the adjusting groove 8. A fixing screw 13 matching the fixing groove 11 is installed in the inner thread of the threaded hole 12, and a knob 14 is fixedly installed at one end of the fixing screw 13. By providing the fixing screw 13 and the fixing groove 11, the purpose of fixing and releasing the adjusting rod 9 can be achieved.

[0027] In this embodiment, a connecting seat 15 is fixedly installed on one side of the attachment frame 2, and a pushing mechanism is provided on the connecting seat 15. The pushing mechanism is connected to the corresponding rectangular rod 7. The pushing mechanism includes a moving hole 16, a moving seat 17 and a hinged rod 18. The moving hole 16 is opened on the connecting seat 15, and the moving seat 17 is slidably installed in the moving hole 16. Two hinged rods 18 are hinged on the moving seat 17, and one end of the hinged rod 18 is hinged on the corresponding rectangular rod. The movement of the moving seat 17 drives the angle of the rectangular rod 7 to be adjusted through the hinged rod 18.

[0028] In this embodiment, a threaded hole 19 is provided on the inner wall of one side of the movable hole 16, and an adjusting screw 20 is installed on the inner thread of the threaded hole 19. One end of the adjusting screw 20 is rotatably installed on the movable seat 17, and a hand wheel 21 is fixedly installed on the other end of the adjusting screw 20. The movable seat 17 can be driven to move by the movement of the adjusting screw 20. A rotating groove is provided on the movable seat 17, and an annular groove is provided on the inner wall of the rotating groove. An annular seat is fixedly installed on the adjusting screw 20, and the annular seat is rotatably connected to the annular groove. By providing the annular groove and the annular seat, the adjusting screw 20 can be rotatably installed on the movable seat 17.

[0029] In the present invention, by rotating the knob 14 and the fixing screw 13, under the action of the threaded hole 12, the fixing screw 13 can be rotated and moved at the same time, so that the fixing screw 13 can be inserted into or out of the corresponding fixing groove 11, and the purpose of fixing and releasing the adjustment rod 9 can be achieved. The fixing support 10 can be driven to move by the adjusting rod 9, and the purpose of adjusting the distance between the fixing support 10 and the attachment frame 2 can be achieved. By rotating the hand wheel 21, the hand wheel 21 can drive the adjusting screw 20 to rotate, and under the action of the threaded hole 19, the adjusting screw 20 can By rotating and moving at the same time, the adjusting screw 20 can drive the moving seat 17 to move, and the moving seat 17 pushes the rectangular rod 7 and the fixed support 10 to rotate through the hinged rod 18, so as to adjust the angle of the attachment rod assembly 5, so as to meet different installation requirements, and the attachment frame 2 is mounted on the fixed frame of the tower crane, so that the fixed support 10 is connected to the bridge, and the fixed connection between the fixed support 10 and the bridge can be achieved. The attachment frame 2 can be fixed by the fixing component 3, so as to achieve the purpose of attaching the tower crane to the bridge, which can increase the stability of the tower crane.

[0030] The above is a detailed introduction to a tower crane for bridge construction provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A tower crane for bridge construction, characterized in that: It comprises an attachment mechanism (1) arranged on a tower crane, the attachment mechanism (1) comprising an attachment frame (2), the attachment frame (2) being provided with a fixing component (3) fixedly connected to the tower crane; Two U-shaped seats (4) are fixedly mounted on one side of the attachment frame (2), an attachment rod assembly (5) is rotatably mounted inside the U-shaped seat (4), and a support assembly (6) is rotatably disposed at one end of the attachment rod assembly (5).

2. A tower crane for bridge construction according to claim 1, characterized in that: The attachment rod assembly (5) comprises a rectangular rod (7), an adjustment slot (8) and an adjustment rod (9); the rectangular rod (7) is rotatably mounted in the U-shaped seat (4); the adjustment slot (8) is provided on the rectangular rod (7); and the adjustment rod (9) is slidably mounted in the adjustment slot (8).

3. A tower crane for bridge construction according to claim 1, characterized in that: The support assembly (6) comprises a fixed support (10) and a fixing hole. The fixed support (10) is rotatably mounted on one end of the adjusting rod (9), and a plurality of fixing holes are formed on the fixed support (10).

4. A tower crane for bridge construction according to claim 2, characterized in that: A plurality of fixing grooves (11) are provided on the inner walls on both sides of the adjusting rod (9), a threaded hole (12) is provided on the inner walls on both sides of the adjusting groove (8), a fixing screw (13) matching the fixing groove (11) is installed in the inner thread of the threaded hole (12), and a knob (14) is fixedly installed at one end of the fixing screw (13).

5. A tower crane for bridge construction according to claim 1, characterized in that: A connecting seat (15) is fixedly mounted on one side of the attachment frame (2), and a pushing mechanism is provided on the connecting seat (15), and the pushing mechanism is connected to a corresponding rectangular rod (7).

6. A tower crane for bridge construction according to claim 5, characterized in that: The pushing mechanism comprises a moving hole (16), a moving seat (17) and a hinged rod (18); the moving hole (16) is formed on the connecting seat (15); the moving seat (17) is slidably mounted in the moving hole (16); two hinged rods (18) are hinged on the moving seat (17); one end of the hinged rod (18) is hinged on the corresponding rectangular rod (7).

7. A tower crane for bridge construction according to claim 6, characterized in that: A second threaded hole (19) is provided on an inner wall of one side of the movable hole (16), an adjusting screw (20) is installed in the inner thread of the second threaded hole (19), one end of the adjusting screw (20) is rotatably installed on the movable seat (17), and a hand wheel (21) is fixedly installed on the other end of the adjusting screw (20).

8. A tower crane for bridge construction according to claim 7, characterized in that: The movable seat (17) is provided with a rotation groove, the inner wall of the rotation groove is provided with an annular groove, the adjusting screw (20) is fixedly mounted with an annular seat, and the annular seat is rotationally connected to the annular groove.

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