Height-adjustable underground pipe bending device

Abstract

According to the underground pipe bending device with the adjustable height, height adjustment is achieved through the hydraulic jack and the hydraulic jacking machine, the requirement for manual carrying is reduced, and safety risks are reduced. The device comprises a hydraulic jack mounted on an upper bottom plate, and a main cylinder of the hydraulic jack is connected with a pipe bending head; the connecting plate is hinged to the fixed top plate and fixed to the fixed bottom plate. Mounting holes are formed in the fixed top plate and the bottom plate and used for containing the pipe bending roller. Height adjustment is achieved by inserting an inner sleeve into an outer sleeve and being driven by a hydraulic jacking machine to ascend and descend, and a manual or electric pump can serve as a power source. The outer sleeve and the inner sleeve are provided with fixing holes, the positions are locked through bolts, and height adjustment is facilitated. The device is provided with a grip to facilitate operation, the lower bottom plate is provided with walking wheels and a supporting rod, and mobility and stability are enhanced. According to the design, the number of needed operators is reduced, the working efficiency and safety are improved, the device is particularly suitable for underground pipeline construction, the labor cost is effectively reduced, and safety accidents are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pipe bender, especially involves a adjustable height's downhole pipe bending device. BACKGROUND

[0002] The mine downhole is different from the ground flat working face, and the mine downhole is convenient for construction, and the mine downhole wall is uneven, and the roadway floor is uneven, and when the conventional hydraulic pipe bender is bent and constructed, in order to guarantee the bending adhesion, the bending needs to be carried out at the position of 1m height, the dead weight of the pipe bender is about 80kg, the pipe is about 68kg, and about 4 persons need to be assisted to construct, and the pipe is carried up and down, and the pipe is prone to falling in the carrying process, and safety accidents occur. SUMMARY

[0003] In view of the above problems in the prior art, the utility model provides a adjustable height's downhole pipe bending device, which is used for solving the problem that the pipe needs to be manually carried, and the technical scheme is: including hydraulic jack, the hydraulic jack is arranged on the upper bottom plate, the upper bottom plate is also provided with the connecting plate, the main cylinder of the hydraulic jack passes through the connecting plate, the main cylinder of the hydraulic jack is provided with the pipe bending head, the upper portion of the connecting plate is hinged with the fixed top plate, the lower portion of the connecting plate is fixedly connected with the fixed bottom plate, the fixed top plate and the fixed bottom plate are provided with the mounting hole corresponding one by one, the bending roller is arranged between the mounting holes, and the upper and lower ends of the bending roller are connected with the fixed top plate and the fixed bottom plate through the lock head.

[0004] As a preferred scheme, the lower portion of the upper bottom plate is provided with a plurality of inner sleeve pipes, the inner sleeve pipes are inserted into the inside of the outer sleeve pipe, the outer sleeve pipe is arranged on the lower bottom plate, the hydraulic jacking machine is fixedly arranged on the lower bottom plate, and the main cylinder of the hydraulic jacking machine is fixedly connected with the lower portion of the upper bottom plate.

[0005] As a preferred scheme, the hydraulic jacking machine is connected with a manual pump or an electric pump as a lifting power source.

[0006] As a preferred scheme, the outer sleeve pipe and the inner sleeve pipe are provided with fixed holes with the same spacing, the fixed holes are inserted into fixed bolts to realize the fixation between the outer sleeve pipe and the inner sleeve pipe, and the outer sleeve pipe and the inner sleeve pipe slide relative to each other after the fixed bolts are pulled out.

[0007] As a preferred scheme, the side surface of the upper bottom plate is fixedly provided with a handle.

[0008] As a preferred scheme, the lower portion of the lower bottom plate is provided with a plurality of traveling wheels.

[0009] As a preferred scheme, the lower portion of the lower bottom plate is also provided with a supporting rod.

[0010] The utility model has the advantages that:

[0011] The utility model discloses a hydraulic jacking machine, the cooperation between outer sleeve pipe and inner sleeve pipe makes the pipe bending machine realize the height adjustment, does not need manual handling pipeline to the high point, reduces the safety accident caused by pipeline falling, also reduces the required manual work, reduces the manual cost, reduces from the original four people operation to two people and can realize the operation of pipe bending machine. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the whole structure schematic diagram of the utility model.

[0013] Figure 2 It is the front view of the utility model.

[0014] Figure 3 It is the plan view of the utility model.

[0015] Figure 4 It is the left view of the utility model.

[0016] In the drawing: 1, lower bottom plate;2, outer sleeve pipe;3, inner sleeve pipe;4, upper bottom plate;5, fixed hole;6, fixed bolt;7, hydraulic jacking machine;8, hydraulic jack;9, connecting plate;10, pipe bending head;11, pipe bending roller;12, fixed top plate;13, fixed bottom plate;14, mounting hole;15, lock head;16, walking wheel;17, handle;18, support rod. DETAILED DESCRIPTION

[0017] The utility model will be further described in detail below according to the drawings and specific embodiment.

[0018] EMBODIMENT

[0019] As Figures 1-4 The utility model discloses a height-adjustable pipe bending device in well, including hydraulic jack 8, hydraulic jack 8 sets up on upper bottom plate 4, and upper bottom plate 4 still is provided with connecting plate 9, and the main cylinder of hydraulic jack 8 passes through connecting plate 9, and is provided with pipe bending head 10 on the main cylinder of hydraulic jack 8, and the upper portion of connecting plate 9 is hinged with fixed top plate 12, and the lower portion of connecting plate 9 is fixedly connected with fixed bottom plate 13, and the fixed top plate 12 and fixed bottom plate 13 are seted up with the mounting hole 14 corresponding one by one up and down, and are provided with pipe bending roller 11 between mounting hole 14, and the upper and lower ends of pipe bending roller 11 are connected with fixed top plate 12 and fixed bottom plate 13 through lock head 15.

[0020] Further, the lower portion of upper bottom plate 4 is provided with several inner sleeve pipes 3, the inner sleeve pipe 3 is inserted into the inside of outer sleeve pipe 2, the outer sleeve pipe 2 is set up on lower bottom plate 1, and the hydraulic jacking machine 7 is fixedly set up on lower bottom plate 1, and the main cylinder of hydraulic jacking machine 7 is fixedly connected with the lower portion of upper bottom plate 4.

[0021] Further, the hydraulic jacking machine 7 is connected with manual pump or electric pump as lifting power source.

[0022] Further, the outer sleeve 2 and the inner sleeve 3 are provided with fixed holes 5 at equal intervals, the fixed holes 5 are inserted with fixed bolts 6 to fix the outer sleeve 2 and the inner sleeve 3, and the outer sleeve 2 and the inner sleeve 3 are relatively slid after the fixed bolts 6 are pulled out.

[0023] Further, the side of the upper bottom plate 4 is fixedly provided with a handle 17 for pushing and pulling the whole device.

[0024] Further, the lower part of the lower bottom plate 1 is provided with a plurality of walking wheels 16 for walking of the whole device.

[0025] Further, the lower part of the lower bottom plate 1 is further provided with a support rod 18 for supporting the whole device when the device is stopped.

[0026] The use process of the device is as follows: the handle 17 is held to push the whole device to a specified position, the manual pump is connected with the hydraulic jack 7, the lock head 15 on the fixed top plate 12 is removed, the fixed top plate 12 is opened, the installation position of the pipe bending roller 11 is adjusted, the pipe is placed between the pipe bending roller 11 and the pipe bending head 10, the fixed top plate 12 is closed, the lock head 15 is installed, the pipe is fixed, the handle of the hydraulic jack 8 is repeatedly pushed and pulled to make the pipe bending head 10 bend the pipe, the pipe bending is completed, the fixed bolt 6 fixed on the outer sleeve 2 is removed to make the outer sleeve 2 and the inner sleeve 3 relatively move, the manual pump is pushed and pulled to make the main cylinder of the hydraulic jack 7 lift, the upper bottom plate 4 is lifted to a specified height, the fixed bolt 6 is inserted into the fixed hole 5 of the outer sleeve 2 and the outer sleeve 3 to complete the fixing, the bent pipe is removed, and the whole operation is completed after the fixed bolt 6 is removed and the hydraulic jack 7 is lowered by the manual pump.

Claims

1. An adjustable-height downhole pipe bending device, characterized in that, The system includes a hydraulic jack (8), which is mounted on an upper base plate (4). The upper base plate (4) is also equipped with a connecting plate (9). The main cylinder of the hydraulic jack (8) passes through the connecting plate (9). A bend head (10) is mounted on the main cylinder of the hydraulic jack (8). The upper part of the connecting plate (9) is hinged to the fixed top plate (12), and the lower part of the connecting plate (9) is fixedly connected to the fixed base plate (13). The fixed top plate (12) and the fixed base plate (13) are provided with corresponding mounting holes (14). A bend roller (11) is provided between the mounting holes (14). The upper and lower ends of the bend roller (11) are connected to the fixed top plate (12) and the fixed base plate (13) through a lock head (15).

2. The adjustable-height downhole pipe bending device according to claim 1, characterized in that, The lower part of the upper base plate (4) is provided with several inner sleeves (3), which are inserted into the interior of the outer sleeve (2). The outer sleeve (2) is set on the lower base plate (1). A hydraulic jacking machine (7) is fixedly installed on the lower base plate (1). The main cylinder of the hydraulic jacking machine (7) is fixedly connected to the lower part of the upper base plate (4).

3. The adjustable-height downhole pipe bending device according to claim 2, characterized in that, The hydraulic jack (7) is connected to an external manual pump or electric pump as a lifting power source.

4. The adjustable-height downhole pipe bending device according to claim 2, characterized in that, The outer sleeve (2) and the inner sleeve (3) are provided with fixing holes (5) with the same spacing. Fixing bolts (6) are inserted into the fixing holes (5) to fix the outer sleeve (2) and the inner sleeve (3). After the fixing bolts (6) are pulled out, the outer sleeve (2) and the inner sleeve (3) slide relative to each other.

5. The adjustable-height downhole pipe bending device according to claim 1, characterized in that, A handle (17) is fixedly provided on the side of the upper base plate (4).

6. The adjustable-height downhole pipe bending device according to claim 2, characterized in that, The lower part of the bottom plate (1) is provided with several wheels (16).

7. The adjustable-height downhole pipe bending device according to claim 2, characterized in that, The lower part of the bottom plate (1) is also provided with a support rod (18).

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