Quick assembly device for pressure steel pipes

Abstract

The utility model discloses a quick assembly device for pressure steel pipes, and relates to the technical field of water conservancy and hydropower engineering. Comprising a moving trolley, a hanging bracket and a pipe diameter adjusting mechanism. One end of the hanging bracket is fixedly mounted on the moving trolley, and the other end horizontally extends to the front of a trolley body of the moving trolley and is provided with a pipe diameter adjusting mechanism; the pipe diameter adjusting mechanism comprises a jack installed at the end of the hanging bracket and a hydraulic pump station installed on the moving trolley, and the hydraulic pump station is connected with the jack through a pipeline. The pipe diameter adjusting mechanism can move to a pipe opening of the pressure steel pipe through the moving trolley and the hanging bracket, and the concave staggered pipe wall of the pressure steel pipe is corrected through a jack of the pipe diameter adjusting mechanism. According to the device, the jack can be moved to the pipe opening of the pressure steel pipe, the concave staggered pipe wall is corrected through the jack, accurate correction is ensured, meanwhile, the structure is simple, operation is convenient and fast, on-site rapid assembling and using can be achieved, the pressure steel pipe assembling efficiency is remarkably improved, and the engineering cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy and hydropower engineering technical field, especially relate to a pressure steel pipe quick assembly device. BACKGROUND

[0002] In the process of pressure steel pipe assembly of water conservancy and hypowr engineering, due to the error of pipe diameter, the misalignment phenomenon often occurs at the butt joint of the two pipe walls of pressure steel pipe, which leads to the difficulty of pressure steel pipe assembly, and when the above phenomenon occurs, the horse plate is generally welded on the single pipe wall on the construction site, and then the wedge is knocked into the adjacent pipe wall butt joint to pull to the same plane for spot welding, so as to achieve the purpose of completing the assembly, which can cause the damage of pipe wall base material, the increase of welding material consumption and the increase of flaw detection area, seriously affect the work efficiency, and greatly increase the labor and economic cost. UTILITY MODEL CONTENTS

[0003] To solve the above problems, the utility model provides a pressure steel pipe quick assembly device, which can solve the difficulties existing in the process of pressure steel pipe assembly of water conservancy and hydropower engineering, ensure the rapid assembly, and not damage the pipe wall and can be quickly familiar with the assembly and use on site.

[0004] The utility model adopts the technical scheme that:

[0005] A pressure steel pipe quick assembly device, the pressure steel pipe quick assembly device includes a moving trolley, a hanger and a pipe diameter adjusting mechanism, one end of the hanger is fixedly installed on the moving trolley, the other end extends horizontally to the front of the vehicle body of the moving trolley and is provided with the pipe diameter adjusting mechanism, the pipe diameter adjusting mechanism includes a jack installed at the end of the hanger and a hydraulic pump station installed on the moving trolley, and the hydraulic pump station is connected with the jack pipeline, the pipe diameter adjusting mechanism can be moved to the pipe opening of the pressure steel pipe through the moving trolley and the hanger, and the jack of the pipe diameter adjusting mechanism is used for correcting the shape of the recessed misaligned pipe wall in the pressure steel pipe.

[0006] Further, the moving trolley includes a rectangular vehicle body, and wheels are installed at the four corners of the bottom of the vehicle body.

[0007] Further, the hanger includes a horizontal support steel pipe, one end of the horizontal support steel pipe is welded and fixed with the moving trolley through a triangular support frame.

[0008] Further, the other end of the horizontal support steel pipe is provided with a pair of electric hoists, and the lifting chain of the electric hoist is welded and fixed with the jack through a 360° rotary small bearing.

[0009] Further, the connecting point of the lifting chain of the electric hoist and the jack is located at the horizontal center of the jack.

[0010] The utility model discloses a beneficial effect is:

[0011] The pressure steel pipe quick assembly device can accelerate the assembly process of the pressure steel pipe, and the assembly process will not damage the pipe wall. The pressure steel pipe quick assembly device is simple to operate and easy for construction personnel to master. The pressure steel pipe quick assembly device can significantly improve work efficiency and save manpower and material resources. The pressure steel pipe quick assembly device can top the butt joint of the adjacent pipe sections to the same plane, ensuring the assembly accuracy. The pressure steel pipe quick assembly device is simple to manufacture, fast to install, simple in process, and reliable in performance.

[0012] In summary, the pressure steel pipe quick assembly device simplifies the operation, improves the accuracy and speed, and improves the efficiency and construction quality of the pressure steel pipe assembly. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the side view of the overall structure of the pressure steel pipe quick assembly device of the utility model;

[0014] Figure 2 It is the perspective view of the overall structure of the pressure steel pipe quick assembly device of the utility model;

[0015] Figure 3 And Figure 4 It is the use state schematic view of the pressure steel pipe quick assembly device of the utility model;

[0016] In the drawing: 1, mobile trolley; 2, hanging bracket; 3, pipe diameter adjusting mechanism; 4, jack; 5, hydraulic pump station; 6, rectangular car body; 7, wheel; 8, horizontal support steel pipe; 9, triangular support frame; 10, electric hoist; 11, 360 ° rotation small bearing; 12, pressure steel pipe; 13, rotary base; 14, wedge block. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] In view of the problems in the pressure steel pipe assembly process of water conservancy and hydropower engineering, the embodiment provides a pressure steel pipe quick assembly device; as shown in the figure, the pressure steel pipe quick assembly device comprises a mobile trolley 1, a hanging bracket 2 and a pipe diameter adjusting mechanism 3 and other components. Figure 1 Among them, as shown in the figure,

[0019] And Figure 1 And Figure 2As shown, the mobile trolley 1 is a stable translation of a trolley, the mobile trolley 1 includes a rectangular car body 6, the bottom of the four corners is installed with wheels 7. As shown Figure 1 And Figure 2 As shown, the hanger 2 is fixedly installed at one end of the mobile trolley 1, the hanger 2 includes a Ф89㎜, the length of the horizontal support steel pipe 8 is 3000mm, one end of the horizontal support steel pipe 8 is welded and fixed with the mobile trolley 1 through the triangular support frame 9, the other end extends horizontally to the front of the car body of the mobile trolley 1, and is provided with a pipe diameter adjusting mechanism 3.

[0020] As shown Figure 1 And Figure 2 As shown, the pipe diameter adjusting mechanism 3 includes a jack 4 installed at the end of the hanger 2, and a hydraulic pump station 5 installed on the mobile trolley 1, the hydraulic pump station 5 is connected with the jack 4 through pipeline; the whole set of pipe diameter adjusting mechanism 3 adopts the purchased equipment, such as: Jingke hydraulic RMCD type bidirectional jack and hydraulic pump station; the hydraulic pump station 5 is connected with the jack 4 through the pipeline arranged in the horizontal support steel pipe 8 to control it.

[0021] The pressure steel pipe quick assembly device is used, as shown Figure 2 And Figure 3 First, the pressure steel pipe 12 is hoisted to the rotating base 13, so that the inner concave misaligned pipe wall position of the pressure steel pipe 12 is located at the horizontal position, then the mobile trolley 1 is moved, the pipe diameter adjusting mechanism 3 is moved to the pipe opening of the pressure steel pipe 12 through the mobile trolley 1 and the hanger 2. At this time, the position of the jack 4 is manually adjusted, so that the inner concave misaligned pipe wall position of the pressure steel pipe 12 is aligned, then the jack 4 is started through the hydraulic pump station 5, and the inner concave misaligned pipe wall of the pressure steel pipe 12 is corrected through the jack 4.

[0022] Further, as a preferred technical solution of the embodiment, in order to quickly adjust the position of the jack 4, as shown Figure 1 And Figure 2 In this embodiment, a pair of electric hoists 10 are also installed at the other end of the horizontal support steel pipe 8 through the hanging ring, the lifting chain of the electric hoist 10 is welded and fixed with the jack 4 through the 360° rotating small bearing 11. The connection point of the lifting chain of the electric hoist 10 and the jack 4 is located at the horizontal center of the jack 4. As shown Figure 4 The jack 4 can quickly adjust the position of the jack 4 through the 360° rotating small bearing 11 and the electric hoist 10; in the construction site without rotating base 13, the pressure steel pipe 12 can be positioned through the wedge block 14, and the inner concave misaligned pipe wall position of the pressure steel pipe 12 does not need to be at the horizontal position, and the inner concave misaligned pipe wall of the pressure steel pipe 12 can also be quickly corrected.

[0023] It should be noted that both the electric hoist 10 and the hydraulic pump station 5 in this embodiment are powered by mains electricity. The power supply line of the electric hoist 10 runs from inside the horizontal support steel pipe 8 to one side of the mobile trolley 1.

[0024] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A rapid assembly device for pressure steel pipes, characterized in that: The pressure steel pipe rapid assembly device includes a mobile trolley, a hanger, and a pipe diameter adjustment mechanism; one end of the hanger is fixedly installed on the mobile trolley, and the other end extends horizontally to the front of the mobile trolley body and is equipped with the pipe diameter adjustment mechanism; the pipe diameter adjustment mechanism includes a jack installed at the end of the hanger and a hydraulic pump station installed on the mobile trolley, and the hydraulic pump station is connected to the jack pipeline. The pipe diameter adjustment mechanism can be moved to the inlet of the pressure steel pipe via a trolley and a hanger, and the jack of the pipe diameter adjustment mechanism can be used to correct the concave and misaligned pipe wall of the pressure steel pipe.

2. The rapid assembly device for pressure steel pipes according to claim 1, characterized in that: The mobile vehicle includes a rectangular body with wheels installed at the four corners of the bottom of the body.

3. The rapid assembly device for pressure steel pipes according to claim 1, characterized in that: The hanger includes a horizontal support steel pipe, one end of which is welded and fixed to the moving trolley via a triangular support frame.

4. The rapid assembly device for pressure steel pipes according to claim 3, characterized in that: An electric hoist is installed at the other end of the horizontal support steel pipe. The lifting chain of the electric hoist is welded and fixed to the jack through a 360° rotating small bearing.

5. The rapid assembly device for pressure steel pipes according to claim 4, characterized in that: The connection point between the lifting chain of the electric hoist and the jack is located at the horizontal center of the jack.

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