Gantry crane for pipeline butt joint

Abstract

The utility model relates to a gantry crane for pipeline butt joint, which comprises a frame shaped like a Chinese character'hui 'and a moving component, four corners of the bottom surface of the frame shaped like a Chinese character'hui' are vertically connected with support rods, a bottom plate I is connected between the lower ends of the two support rods on the left side, a bottom plate II is connected between the lower ends of the two support rods on the right side, and rollers are arranged on the bottom surfaces of the bottom plate I and the bottom plate II. A motor is arranged on the left portion of the top face of the concentric-square-shaped frame, and the output end of the motor faces rightwards and is fixedly connected with a stud. The moving assembly comprises a movable plate, a stud penetrates through the movable plate, the movable plate is in threaded connection with the stud, lantern rings are fixedly connected to the four corners of the bottom face of the movable plate, a chain block is hinged to the bottom face of each lantern ring, a first hanging belt is connected between lifting hooks of the two chain blocks on the front portion, and a second hanging belt is connected between the lifting hooks of the two chain blocks on the rear portion. And a sling II is connected between the lifting hooks of the two chain blocks at the rear part. The utility model solves the problem that the large-diameter water delivery pipeline is difficult to move for butt joint due to heavy weight.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline hoisting, in particular to a gantry crane for pipeline butt jointing. Background Art

[0002] A water pipeline is a pipeline system used to transport water, usually used in urban water supply, farmland irrigation, industrial water use and other fields. The function of a water pipeline is to transport water from the source to where it is needed to ensure safe and stable water supply. A large-diameter water pipeline is a large-scale pipeline system specially used to transport water. Its main features are large diameter and long water transport distance. Therefore, in the process of moving and docking a large-diameter water pipeline, due to its heavy weight, it is difficult to move and dock. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide a gantry crane for pipe docking, which can effectively solve the problem that large-diameter water pipelines are heavy and difficult to move for docking.

[0004] In order to solve the above problems, the technical solution of the utility model is:

[0005] A gantry crane for pipe docking, comprising a circular frame and a moving assembly, wherein the four corners of the bottom surface of the circular frame are vertically connected with support rods, and a motor is arranged on the left part of the top surface of the circular frame, and the output end of the motor faces right and is fixedly connected with a stud;

[0006] The movable assembly includes a movable plate and a ring. The movable plate is penetrated by a stud and is threadedly connected to the stud. The four corners of the bottom surface of the movable plate are fixedly connected with rings. The two rings at the front of the movable plate are slidably sleeved outside the cross bar at the front of the circular frame, and the two rings at the rear are slidably sleeved outside the cross bar at the rear of the circular frame. A hand winch is hinged on the bottom surface of each ring. A sling 1 is connected between the lifting hooks of the two front hand winches, and a sling 2 is connected between the lifting hooks of the two rear hand winches.

[0007] Through the above technical solution, the beneficial effects of the utility model are:

[0008] 1. The utility model places the pipe to be moved on the first and second slings, controls the hand chain hoist to move the first and second slings upward, thereby suspending the pipe, and then pushes the utility model to move the pipe forward or backward.

[0009] 2. The utility model can drive the sleeve to move synchronously and in the same direction by driving the stud to rotate through a motor, thereby causing the pipeline to move left or right, so that the hoisted pipeline and another pipeline can correspond to each other front and back, which is convenient for connecting the two pipelines. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model;

[0011] Figure 2 It is the front view of the utility model;

[0012] Figure 3 It is a left view of the utility model.

[0013] The numbers in the attached drawings are: 1. base plate one, 2. base plate two, 3. support rod, 4. vertical pole one, 5. vertical pole two, 6. connecting rod one, 7. connecting rod two, 8. circular frame, 9. ring, 10. movable plate, 11. motor, 12. stud, 13. connecting block, 14. lifting ring, 15. hand hoist, 151. lifting hook, 152. lifting hook, 16. sling one, 17. sling two, 18. roller. DETAILED DESCRIPTION

[0014] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:

[0015] like Figure 1-Figure 3 As shown, a gantry crane for pipe docking comprises a return frame 8 and a moving assembly, wherein the return frame 8 is a square frame body composed of four cross bars connected to each other, and support rods 3 are vertically connected to the four corners of the bottom surface of the return frame 8, a bottom plate 1 is connected between the lower ends of the two left support rods 3, and a bottom plate 2 is connected between the lower ends of the two right support rods 3, and rollers 18 are arranged on the bottom surfaces of the bottom plates 1 and 2, and a motor 11 is arranged on the left part of the top surface of the return frame 8, and the output end of the motor 11 faces right and is fixedly connected with a stud 12;

[0016] The movable assembly includes a movable plate 10 and a collar 9. The movable plate 10 is penetrated by a stud 12 and is threadedly connected to the stud 12. When the stud 12 rotates, the movable plate 10 is driven to move left or right. The movable plate 10 is a horizontally arranged square plate body. The four corners of the bottom surface of the movable plate 10 are fixedly connected with collars 9. The two collars 9 at the front of the movable plate 10 are slidably sleeved outside the cross bar at the front of the circular frame 8, and the two collars 9 at the rear are slidably sleeved outside the cross bar at the rear of the circular frame 8. A hand winch 15 is hinged on the bottom surface of each of the collars 9. A sling 16 is connected between the lifting hooks 151 of the two front hand winches 15, and a sling 2 17 is connected between the lifting hooks 151 of the two rear hand winches 15.

[0017] A connecting block 13 is fixed to the right portion of the top surface of the return frame 8 , and the right end of the stud 12 is rotatably connected to the connecting block 13 .

[0018] A lifting ring 14 is hinged on the outer bottom surface of each of the collars 9 , and a lifting hook 152 on the upper portion of each hand chain hoist 15 is hung on the lifting ring 14 of the corresponding collar 9 .

[0019] Each of the collars 9 is a square cylinder whose inner wall is in sliding contact with the cross bar of the return frame 8 .

[0020] A vertical pole 4 is fixed to the top surface of the bottom plate 1 , a connecting rod 6 is connected between the two support rods 3 on the bottom plate 1 , and the upper end of the pole 4 is connected to the connecting rod 6 .

[0021] A vertical upright pole 2 5 is fixed to the top surface of the bottom plate 2 , a connecting rod 2 7 is connected between the two support rods 3 on the bottom plate 2 , and the upper end of the upright pole 2 5 is connected to the connecting rod 2 7 .

[0022] When in use, each hand chain hoist 15 is manually controlled to make the sling 16 and the second sling 17 move downward at the same time, then the pipeline is placed on the sling 16 and the second sling 17, and then each hand chain hoist 15 is controlled to make the sling 16 and the second sling 17 move upward at the same time, the pipeline is lifted to a suitable height and suspended in the air, and then the utility model is pushed to move back and forth, and the pipeline is moved to a position for welding with another pipeline, and then the motor 11 is operated, and the motor 11 drives the stud 12 to rotate, so that the movable plate 10 threadedly connected with the stud 12 moves left or right, and then the movable plate 10 drives the pipeline located on the sling 16 and the second sling 17 to move left or right through the ring, so that the front and rear pipelines are aligned; the utility model can quickly move the pipeline and complete the docking, thereby shortening the project construction period; the utility model solves the problem that the large-diameter water supply pipeline is heavy and difficult to move for docking.

[0023] The preferred implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings; however, the present invention is not limited to the above-mentioned embodiments. Without violating the spirit of the present invention, i.e., the disclosure scope, any equivalent or equivalent deformation or replacement of the technical solution of the present invention shall fall within the protection scope of the present invention.

Claims

1. A gantry crane for pipe docking, characterized in that: It comprises a circular frame (8) and a moving assembly, wherein the four corners of the bottom surface of the circular frame (8) are vertically connected to support rods (3), and a motor (11) is provided on the left part of the top surface of the circular frame (8), and the output end of the motor (11) faces right and is fixedly connected to a stud (12); The movable assembly comprises a movable plate (10) and a collar (9), wherein the movable plate (10) is penetrated by a stud (12) and is threadedly connected to the stud (12), and the four corners of the bottom surface of the movable plate (10) are fixedly connected to the collar (9), the two collars (9) at the front of the movable plate (10) are slidably sleeved outside the cross bar at the front of the return frame (8), and the two collars (9) at the rear are slidably sleeved outside the cross bar at the rear of the return frame (8), and the bottom surface of each collar (9) is hinged with a hand chain hoist (15), and a sling 1 (16) is connected between the lifting hooks (151) of the two front hand chain hoists (15), and a sling 2 (17) is connected between the lifting hooks (151) of the two rear hand chain hoists (15).

2. A gantry crane for pipe docking according to claim 1, characterized in that: A connection block (13) is fixed to the right portion of the top surface of the return frame (8), and the right end of the stud (12) is rotatably connected to the connection block (13).

3. A gantry crane for pipe docking according to claim 1, characterized in that: A bottom plate 1 (1) is connected between the lower ends of the two support rods (3) on the left side, and a bottom plate 2 (2) is connected between the lower ends of the two support rods (3) on the right side. Rollers (18) are provided on the bottom surfaces of the bottom plate 1 (1) and the bottom plate 2 (2).

4. A gantry crane for pipe docking according to claim 1, characterized in that: Each of the sleeve rings (9) is a square cylinder whose inner wall is in sliding contact with the cross bar of the return frame (8).

5. A gantry crane for pipe docking according to claim 3, characterized in that: A vertical upright pole (4) is fixed to the top surface of the bottom plate (1), a connecting rod (6) is connected between the two support rods (3) on the bottom plate (1), and the upper end of the upright pole (4) is connected to the connecting rod (6).

6. A gantry crane for pipe docking according to claim 3, characterized in that: A vertical upright pole 2 (5) is fixed to the top surface of the second bottom plate (2), a connecting rod 2 (7) is connected between the two support rods (3) on the second bottom plate (2), and the upper end of the upright pole 2 (5) is connected to the connecting rod 2 (7).

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