Pump pipe reinforcing device for urban rail underground line concrete pumping construction

Abstract

The utility model discloses a pump pipe reinforcing device for urban rail underground line concrete pumping construction. The pump pipe reinforcing device comprises a fixing frame and a chain block. A fixing clamp matched with the pump pipe is arranged on the fixing frame; the pump pipe is arranged in the fixing hoop in a penetrating manner; one side of a chain of the chain block is connected to the base face, and the other side of the chain of the chain block is connected with the pump pipe. The fixing frame, the chain block and the fixing hoop are matched to reinforce the pump pipe, the stability of the pump pipe can be effectively improved, displacement of the pump pipe in the horizontal direction and the vertical direction under the pumping pressure can be effectively limited, it can be effectively guaranteed that the track panel frame is not disturbed in the concrete pouring process, and the service life of the track panel frame is prolonged. The track geometric dimension is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of urban rail construction, and more specifically to a pump pipe reinforcement device for urban rail underground line concrete pumping construction. Background Art

[0002] At present, during the construction of concrete pumping for underground urban rail lines, the pump pipe is usually reinforced by wrapping a chain around the pump pipe joint clamp, and a horse stool support is set at the junction of the vertical pipe and the horizontal pipe. The above reinforcement method has the following problems: 1) The reinforcement effect is poor and cannot effectively limit the displacement of the pump pipe in the horizontal and vertical directions; 2) The maintenance and reinforcement effect is not good and it is easy to loosen during the process; 3) The pumping pressure causes the overall displacement of the pump pipe, and the pump pipe moves on the rail rack, disturbing the fine-tuned rail rack and affecting the geometric dimensions of the track after pouring; 4) There is a safety hazard of overturning caused by the pump pipe being thrown off.

[0003] Therefore, how to provide a pump pipe reinforcement device for urban rail underground concrete pumping construction that can improve the stability of the pump pipe is one of the technical problems that urgently need to be solved in this field. Utility Model Content

[0004] In view of this, the utility model provides a pump pipe reinforcement device for urban rail underground line concrete pumping construction, the purpose of which is to solve the problems existing in the prior art.

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

[0006] A pump pipe reinforcement device for concrete pumping construction of an urban rail underground line comprises: a fixing frame and a hand chain hoist; the fixing frame is provided with a fixing clamp matched with the pump pipe; the pump pipe is inserted into the fixing clamp; one side of the chain of the hand chain hoist is connected to a base surface, and the other side of the chain of the hand chain hoist is connected to the pump pipe.

[0007] Preferably, the fixing frame comprises a rectangular frame and a triangular frame; the fixing clamp is fixedly connected to the rectangular frame; the triangular frame is fixedly connected to the bottom of the rectangular frame; the rectangular frame and the triangular frame are both fixedly connected to the surrounding purlin structure.

[0008] Preferably, the number of the triangular frames is two; the two triangular frames are symmetrically arranged on the left and right sides of the rectangular frame.

[0009] Preferably, a rubber sleeve is provided on the inner side of the fixing clamp.

[0010] Preferably, the fixing clamp includes a first semicircular hoop and a second semicircular hoop; one end of the first semicircular hoop is hinged to one end of the second semicircular hoop; the other end of the first semicircular hoop is fixedly connected to the other end of the second semicircular hoop by bolts and nuts; fixing wing plates are provided on the outer sides of the first semicircular hoop and the second semicircular hoop; the two fixing wing plates are symmetrically arranged; and the fixing wing plates are fixedly connected to the fixing frame.

[0011] Preferably, a fixing block is provided at the other end of the first semicircular hoop and the other end of the second semicircular hoop; a threaded hole is provided on the fixing block; and the threaded holes on the two fixing blocks are arranged correspondingly.

[0012] Preferably, it also includes a fixing plate; the fixing plates are the same in number as the hand chain hoists and are arranged in a one-to-one correspondence; the fixing plates are fixedly connected to the base surface; and a pull ring for connecting with the hand chain hoist is provided on the fixing plates.

[0013] Compared with the prior art, the utility model has achieved the following technical effects:

[0014] 1) The utility model can effectively improve the stability of the pump pipe by reinforcing the pump pipe through the cooperation of the fixing frame, the hand hoist and the fixing clamp, thereby not only effectively limiting the displacement of the pump pipe in the horizontal and vertical directions under the pumping pressure, but also effectively ensuring that the track frame is not disturbed during the concrete pouring process, thereby ensuring the geometric dimensions of the track.

[0015] 2) The reinforcement device of the utility model is easy to operate and convenient for later maintenance and adjustment.

[0016] 3) The reinforcement device of the utility model is easy to disassemble and assemble repeatedly for turnover use, which can reduce costs.

[0017] 4) The reinforcement device of the utility model has strong structural integrity and is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a top view of a pump pipe reinforcement device for concrete pumping construction of an urban rail underground line according to the utility model in a state where the pump pipe is fixed;

[0019] Figure 2 It is a side view of the connection part between the fixing frame and the pump pipe of the utility model;

[0020] Figure 3 is a schematic diagram of the structure of the fixing frame;

[0021] Figure 4 is a top view of the fixing clamp;

[0022] Figure 5 is a three-dimensional diagram of a fixing clamp;

[0023] Figure 6 is a schematic diagram of the structure of the fixed plate;

[0024] In the figure: 1, fixed frame; 11, rectangular frame; 12, triangular frame; 2, hand chain hoist; 3, pump pipe; 4, fixed clamp; 41, first semicircular hoop; 42, second semicircular hoop; 43, fixed wing plate; 44, fixed block; 5, purlin structure; 6, rubber sleeve; 7, fixed plate; 8, pull ring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0026] Example

[0027] Reference Figure 1-6 When the jack is in the working state, the jack 3 is in the working state, and ...

[0028] The above technical solution can effectively improve the stability of the pump pipe by reinforcing the pump pipe through the cooperation of the fixed frame, hand hoist and fixed clamp, thereby not only effectively limiting the horizontal and vertical displacement of the pump pipe under the pumping pressure, but also effectively ensuring that the track frame is not disturbed during the concrete pouring process, ensuring the geometric dimensions of the track. The entire device has a simple structure, easy operation, and convenient later maintenance and adjustment.

[0029] In this embodiment, the fixing frame 1 includes a rectangular frame 11 and a triangular frame 12; the fixing clamp 4 is fixedly connected to the rectangular frame 11; the triangular frame 12 is fixedly connected to the bottom of the rectangular frame 11; the rectangular frame 11 is fixedly connected to the upper surface of the surrounding purlin structure 5 by high-strength bolts; the triangular frame 12 is fixedly connected to the side of the surrounding purlin structure 5 by high-strength bolts, supporting the rectangular frame, which can further improve the stability of the pump pipe.

[0030] In this embodiment, the rectangular frame 11 and the triangular frame 12 are both made of channel steel by welding, and the stability of the structure of the device is ensured by utilizing the characteristics of the channel steel itself, such as high rigidity, excellent shear resistance and excellent torsion resistance.

[0031] In this embodiment, the number of the triangular frames 12 is two; the two triangular frames 12 are symmetrically arranged on the left and right sides of the rectangular frame 11 .

[0032] In this embodiment, a rubber sleeve 6 is sleeved on the inner side of the fixing clamp 4 to enhance the fastening effect on the pump tube.

[0033] In this embodiment, an anti-slip groove is provided on the inner side of the rubber sleeve 6, which can effectively increase the friction resistance, thereby further improving the fastening effect on the pump tube.

[0034] In this embodiment, the fixing clamp 4 includes a first semicircular hoop 41 and a second semicircular hoop 42; one end of the first semicircular hoop 41 is hinged to one end of the second semicircular hoop 42; the other end of the first semicircular hoop 41 is fixedly connected to the other end of the second semicircular hoop 42 by bolts and nuts; fixing wing plates 43 are welded on the outer surfaces of the first semicircular hoop 41 and the second semicircular hoop 42; the two fixing wing plates 43 are symmetrically arranged; the fixing wing plates 43 are fixedly connected to the fixing frame 1 by bolts.

[0035] In this embodiment, a fixing block 44 is provided at the other end of the first semicircular hoop 41 and the other end of the second semicircular hoop 42; a threaded hole is provided on the fixing block 44; the threaded holes on the two fixing blocks 44 are arranged correspondingly; when in use, after the bolts are passed through the threaded holes on the two fixing blocks 44, the bolts are tightened with nuts to fix the pump tube in the fixing clamp.

[0036] In this embodiment, the rubber sleeve 6 includes two rubber pads arranged opposite to each other; both rubber pads are semicircular structures; and the two rubber pads are arranged on the inner side surfaces of the first semicircular hoop 41 and the second semicircular hoop 42 respectively.

[0037] In this embodiment, the device also includes a fixing plate 7; the number of the fixing plates 7 is the same as the hand hoist 2, and they are arranged one by one; the fixing plate 7 is fixedly connected to the base surface by bolts; the fixing plate 7 is provided with a pull ring 8 for connecting with the hand hoist 2.

[0038] Construction process: The first step is to thoroughly clean the pump pipe 3, remove the interface groove and the residual concrete residue in the pipe, check the use status of the sealing ring, and check whether there are any quality problems such as aging, peeling, and cracking. Assemble the pump pipe on the ground (straight pipe part) to ensure that the connecting clamp is tightly fastened to the pump pipe joint; the second step is to use a total station to measure and mark the installation position of the fixing frame 1, mark the points, check the quality of the weld of the fixing frame 1, and check whether there are any quality problems such as desoldering, holes, and burns. Derust the high-strength bolted panels, install the fixing frame 1 according to the measured points, and tighten the bolts to firmly connect the fixing frame 1 to the surrounding purlin structure 5; the third step is to lift The machine is used to lift the pump pipe 3, so that the pump pipe 3 can smoothly penetrate the inner cavity of the fixed frame 1; the fourth step, after the pump pipe 3 is in place, the fixing clamp 4 is installed on each fixing frame 1 in sequence from top to bottom, and the fixing wing plate 43 is bolted to the fixing frame 1; the fifth step, the upper and lower elbow parts of the pump pipe 3 are installed, the fixing plate 7 is installed on the base surface, and the hand winch 2 is installed. One side of the chain of the hand winch 2 is connected to the pump pipe 3, and the other side is connected to the pull ring 8 on the fixing plate 7. The tension of the chain of the hand winch 2 is adjusted. The adjustment standard is that the chain is tightened and the pump pipe is not loose; after the overall installation is completed, each bolt connection point is rechecked and adjusted to ensure the installation quality.

[0039] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A pump pipe reinforcement device for urban rail underground concrete pumping construction, characterized in that: include: A fixing frame (1) and a hand chain hoist (2); the fixing frame (1) is provided with a fixing clamp (4) adapted to a pump pipe (3); the pump pipe (3) is passed through the fixing clamp (4); one side of the chain of the hand chain hoist (2) is connected to a base surface, and the other side of the chain of the hand chain hoist (2) is connected to the pump pipe (3).

2. According to claim 1, a pump pipe reinforcement device for urban rail underground concrete pumping construction is characterized in that: The fixing frame (1) comprises a rectangular frame (11) and a triangular frame (12); the fixing clamp (4) is fixedly connected to the rectangular frame (11); the triangular frame (12) is fixedly connected to the bottom of the rectangular frame (11); and the rectangular frame (11) and the triangular frame (12) are both fixedly connected to the surrounding purlin structure (5).

3. The pump pipe reinforcement device for urban rail underground concrete pumping construction according to claim 2 is characterized in that: The number of the triangular frames (12) is two; the two triangular frames (12) are symmetrically arranged on the left and right sides of the rectangular frame (11).

4. The pump pipe reinforcement device for urban rail underground concrete pumping construction according to claim 1 is characterized in that: The inner side of the fixing clamp (4) is sleeved with a rubber sleeve (6).

5. The pump pipe reinforcement device for urban rail underground concrete pumping construction according to claim 1 is characterized in that: The fixing clamp (4) comprises a first semicircular hoop (41) and a second semicircular hoop (42); one end of the first semicircular hoop (41) is hinged to one end of the second semicircular hoop (42); the other end of the first semicircular hoop (41) is fixedly connected to the other end of the second semicircular hoop (42) by means of bolts and nuts; fixing wing plates (43) are provided on the outer sides of the first semicircular hoop (41) and the second semicircular hoop (42); the two fixing wing plates (43) are symmetrically arranged; and the fixing wing plates (43) are fixedly connected to the fixing frame (1).

6. The pump pipe reinforcement device for urban rail underground concrete pumping construction according to claim 5 is characterized in that: A fixing block (44) is provided at the other end of the first semicircular hoop (41) and the other end of the second semicircular hoop (42); a threaded hole is provided on the fixing block (44); and the threaded holes on the two fixing blocks (44) are arranged correspondingly.

7. The pump pipe reinforcement device for urban rail underground concrete pumping construction according to claim 1 is characterized in that: It also includes a fixing plate (7); the fixing plates (7) are the same in number as the hand chain hoists (2) and are arranged in a one-to-one correspondence; the fixing plates (7) are fixedly connected to the base surface; and a pull ring (8) for connecting to the hand chain hoist (2) is provided on the fixing plate (7).

Images