CN220218305U - Installation device for pipeline expansion joint - Google Patents
Installation device for pipeline expansion joint Download PDFInfo
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- CN220218305U CN220218305U CN202321954075.4U CN202321954075U CN220218305U CN 220218305 U CN220218305 U CN 220218305U CN 202321954075 U CN202321954075 U CN 202321954075U CN 220218305 U CN220218305 U CN 220218305U
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- expansion joint
- fixedly arranged
- mounting
- movable block
- worm
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- 238000009434 installation Methods 0.000 title claims description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims 1
- 210000001503 joint Anatomy 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a mounting device for a pipeline expansion joint, which belongs to the technical field of expansion joint mounting and comprises a movable base, wherein a hydraulic lifting rod is fixedly arranged in the movable base, a mounting seat is fixedly arranged at the top of the hydraulic lifting rod, a sliding groove is formed in the mounting seat, a movable block matched with the sliding groove is rotatably arranged in the sliding groove, a tooth groove is formed in the peripheral surface of the movable block, a half worm wheel matched with the tooth groove is fixedly arranged on the movable block, two symmetrically-arranged mounting grooves are formed in the inner peripheral surface of the movable block, air cylinders are fixedly arranged in the two mounting grooves, the air cylinders are radially arranged along the movable block, a clamping plate is fixedly arranged at the telescopic end of the air cylinder, a mounting cavity is formed in the side surface of the mounting seat, and an adjusting mechanism is arranged in the mounting cavity.
Description
Technical Field
The utility model belongs to the technical field of expansion joint installation, and particularly relates to an installation device for a pipeline expansion joint.
Background
The expansion joint is one kind of flexible structure set on the casing or pipeline to compensate the additional stress caused by temperature difference and mechanical vibration, and belongs to the field of compensating element. The main structure comprises: accessories such as corrugated pipes, end pipes, brackets, flanges, guide pipes and the like. The expansion joint can utilize the effective expansion deformation of the main corrugated pipe to absorb the dimensional changes of pipelines, ducts, containers and the like caused by expansion with heat and contraction with cold and the like, compensate the axial, transverse and angular displacement of the pipelines, ducts, containers and the like, and can also be used for noise reduction and vibration reduction. Has been widely used in the fields of chemical industry, metallurgy, nuclear energy, etc.
In the installation and use process of the large metal bellows expansion joint, the expansion joint is required to be limited and fixed, the expansion joint limiting frame is used at present in a traditional mode, manual movement and butt joint are adopted, flange locating holes are frequently misaligned, the positions of the expansion joint locating holes are manually adjusted and hoisted, fixed installation is carried out, and therefore operation efficiency is low, and potential safety hazards of personnel exist.
To this end, we propose a mounting device for a pipe expansion joint solving the above problems.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, when a large-sized metal corrugated pipe expansion joint is installed, flange positioning holes are not aligned, the positions of the positioning holes of the expansion joint are manually adjusted and hoisted, and potential safety hazards of personnel exist.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a mounting device for pipeline expansion joint, includes the removal base, remove the base internal fixation and be provided with the hydraulic lifting rod, the fixed mount pad that is provided with in hydraulic lifting rod top, the spout has been seted up in the mount pad, the spout internal rotation is provided with the movable block rather than the looks adaptation, the tooth's socket has been seted up to the movable block outer peripheral face, the fixed half worm wheel that is provided with and tooth's socket looks adaptation on the movable block, the mounting groove that two symmetries set up has been seted up to the movable block inner peripheral face, two equal fixed mounting has the cylinder in the mounting groove, the cylinder radially sets up along the movable block, the fixed grip block that is provided with of cylinder telescopic end, the installation cavity has been seted up to the mount pad side, the installation intracavity is provided with adjustment mechanism.
Preferably, the adjustment mechanism comprises two support plates which are symmetrically and fixedly arranged at the bottom of the installation cavity, the two support plates are rotatably provided with the same worm, the worm is in meshed connection with the half worm wheel, a side plate is fixedly arranged on the side surface of the installation seat, a motor is fixedly arranged on the side plate, and the output end of the motor is fixedly connected with the worm in a coaxial mode.
Preferably, a clamping groove matched with the expansion joint corrugated pipe is formed in the clamping plate.
Preferably, a rubber pad is arranged on the inner surface of the clamping plate.
Preferably, the chute is in a semicircular arc shape, and the section of the chute is trapezoid.
Preferably, a plurality of moving wheels are fixedly arranged at the bottom of the moving base, and the moving wheels are equidistantly distributed at four corners of the moving base.
In summary, the technical effects and advantages of the present utility model are: according to the utility model, the adjusting mechanism is arranged in the sliding block, the worm is driven by the motor to rotate, and the worm drives the half worm wheel to rotate, so that the expansion joint clamped in the movable block is driven to rotate, and the flange positioning hole on the expansion joint can be aligned with the flange positioning hole on the connecting pipe for installation and fixation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a schematic view of a clamping plate structure of the present utility model;
fig. 4 is a cross-sectional view of a chute of the present utility model.
In the figure: 1. a movable base; 2. a hydraulic lifting rod; 3. a mounting base; 4. a chute; 5. a movable block; 6. tooth slots; 7. a half worm wheel; 8. a mounting groove; 9. a cylinder; 10. a clamping plate; 101. a clamping groove; 102. a rubber pad; 11. a mounting cavity; 12. a support plate; 121. a worm; 122. a side plate; 123. a motor; 13. and (5) moving the wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
According to the mounting device for the pipeline expansion joint, the problem that when the positioning holes of the mounting flange of the large metal corrugated pipe expansion joint are not aligned in the prior art, manual movement is adopted for butt joint, and potential safety hazards of workers in the mounting process are solved.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1-3, a mounting device for a pipeline expansion joint comprises a movable base 1, wherein a hydraulic lifting rod 2 is fixedly arranged in the movable base 1, and the expansion joint is convenient to adjust to the same height as a connecting pipe for subsequent mounting by arranging the hydraulic lifting rod 2.
The hydraulic lifting rod 2 is fixedly provided with mount pad 3 at the top, has seted up spout 4 on the mount pad 3, and spout 4 internal rotation is provided with rather than the movable block 5 of looks adaptation, and tooth's socket 6 has been seted up to movable block 5 outer peripheral face, fixedly on the movable block 5 be provided with the half worm wheel 7 of tooth's socket 6 looks adaptation, be convenient for drive movable block 5 activity through setting up half worm wheel 7, improve the efficiency of calibration.
Two symmetrically-arranged mounting grooves 8 are formed in the inner peripheral surface of the movable block 5, air cylinders 9 are fixedly arranged in the two mounting grooves 8, the air cylinders 9 are radially arranged along the movable block 5, clamping plates 10 are fixedly arranged at the telescopic ends of the air cylinders 9, the air cylinders 9 are radially arranged along the movable block 5, expansion joints can be rapidly centered, meanwhile, when the expansion joints are placed in the movable block 5, the air cylinders 9 can rapidly jack up the clamping plates 10, and the clamping plates 10 can stably clamp the expansion joints, so that the expansion joints are kept fixed when the device is adjusted.
The installation cavity 11 is formed in the side face of the installation seat 3, the adjusting mechanism is arranged in the installation cavity 11, and the movable block 5 can be adjusted in position by arranging the adjusting mechanism, so that the flange locating hole on the expansion joint can be conveniently calibrated with the locating hole of the connecting pipe.
The adjustment mechanism includes two symmetrical fixed backup pad 12 that set up in installation cavity 11 bottom, rotate on two backup pads 12 and be provided with same worm 121, worm 121 and half worm wheel 7 meshing are connected, the fixed curb plate 122 that is provided with in mount pad 3 side, fixed motor 123 that is provided with on the curb plate 122, motor 123 output and worm 121 coaxial fixed connection, when large-scale corrugated metal pipe expansion joint mounting flange locating hole is not aligned, open motor 123, motor 123 drive worm 121 rotates, worm 121 drive half worm wheel 7 takes place to rotate, thereby drive the expansion joint synchronous rotation that grip block 10 held in the movable block 5, make the flange locating hole on the expansion joint can align with the flange locating hole on the pipeline, thereby install fixedly, and installation effectiveness has been improved.
Referring to fig. 3, the clamping groove 101 adapted to the bellows of the expansion joint is formed in the clamping plate 10, and by setting the clamping groove 101, when the cylinder 9 jacks up the clamping plate 10, the clamping plate 10 clamps the expansion joint, and the surface of the clamping plate 10 adopts a corrugated structure, so that the contact area between the clamping plate 10 and the expansion joint can be effectively enhanced, friction is increased, and the stability and firmness of clamping of the expansion joint are improved.
Referring to fig. 3, the inner surface of the clamping plate 10 is provided with a rubber pad 102, the rubber pad 102 can effectively enhance friction between the clamping plate 10 and the expansion joint, and the corrugated pipe section in the middle of the expansion joint can be protected by using the rubber pad 102.
Referring to fig. 2-4, the chute 4 is semicircle-shaped, the chute 4 cross section is trapezoidal, semicircle-shaped chute 4, the movable block 5 of being convenient for rotates on mount pad 3, and the cross section of chute 4 is trapezoidal, and movable block 5 and chute 4 looks adaptation prevent that movable block 5 from appearing dropping in the middle of the pivoted in-process, guarantee the security.
Referring to fig. 1, a plurality of moving wheels 13 are fixedly installed at the bottom of a moving base 1, the moving wheels 13 are equidistantly distributed at four corners of the moving base 1, and through the mutual cooperation of the moving wheels 13, the device can be conveniently moved according to working requirements, so that the flexibility of the device is improved, the manpower output is reduced, and the time is saved.
Working principle: the large-scale corrugated metal pipe expansion joint is hoisted to the movable block 5, the air cylinder 9 is opened, the clamping plate 10 is used for stably clamping the expansion joint, the hydraulic lifting rod 2 is started, the expansion joint is adjusted to be at the same height as that of the connecting pipe, the moving device is used for connecting the expansion joint with the connecting pipe, when a flange positioning hole on the expansion joint is not aligned with a flange positioning hole on the connecting pipe, the motor 123 is opened, the motor 123 drives the worm 121 to rotate, the worm 121 drives the half worm wheel 7 to rotate, so that the expansion joint clamped by the clamping plate 10 in the movable block 5 is driven to synchronously rotate, the flange positioning hole on the expansion joint can be aligned with the flange positioning hole on the pipeline, and therefore bolt installation and fixation are carried out.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (6)
1. A mounting device for a pipeline expansion joint is characterized by comprising a movable base (1), a hydraulic lifting rod (2) is fixedly arranged in the movable base (1), an installation seat (3) is fixedly arranged at the top of the hydraulic lifting rod (2), a sliding groove (4) is formed in the installation seat (3), a movable block (5) matched with the sliding groove (4) is rotationally arranged in the sliding groove, tooth grooves (6) are formed in the outer peripheral surface of the movable block (5), a half worm wheel (7) matched with the tooth grooves (6) is fixedly arranged on the movable block (5), two installation grooves (8) are formed in the inner peripheral surface of the movable block (5), two air cylinders (9) are fixedly arranged in the installation grooves (8) in a radial direction, clamping plates (10) are fixedly arranged at the telescopic ends of the air cylinders (9), mounting cavities (11) are formed in the side surfaces of the installation seat (3), and regulating mechanisms are arranged in the mounting cavities (11).
2. The mounting device for the pipeline expansion joint according to claim 1, wherein the adjusting mechanism comprises two support plates (12) symmetrically and fixedly arranged at the bottom of the mounting cavity (11), the same worm (121) is rotatably arranged on the two support plates (12), the worm (121) is meshed with the half worm wheel (7), a side plate (122) is fixedly arranged on the side surface of the mounting seat (3), a motor (123) is fixedly arranged on the side plate (122), and the output end of the motor (123) is fixedly connected with the worm (121) in a coaxial mode.
3. The mounting device for the expansion joint of the pipeline according to claim 1, wherein the clamping plate (10) is internally provided with a clamping groove (101) which is matched with the corrugated pipe of the expansion joint.
4. A mounting arrangement for a pipe expansion joint according to claim 3, characterized in that the inner surface of the clamping plate (10) is provided with rubber pads (102).
5. A mounting device for a pipe expansion joint according to claim 1, characterized in that the chute (4) is semi-circular arc-shaped, the chute (4) being trapezoidal in cross section.
6. A mounting device for a pipe expansion joint according to claim 1, characterized in that the bottom of the mobile base (1) is fixedly provided with a plurality of mobile wheels (13), a plurality of said mobile wheels (13) being equally distributed at the four corners of the mobile base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321954075.4U CN220218305U (en) | 2023-07-24 | 2023-07-24 | Installation device for pipeline expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321954075.4U CN220218305U (en) | 2023-07-24 | 2023-07-24 | Installation device for pipeline expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220218305U true CN220218305U (en) | 2023-12-22 |
Family
ID=89174050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321954075.4U Active CN220218305U (en) | 2023-07-24 | 2023-07-24 | Installation device for pipeline expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220218305U (en) |
-
2023
- 2023-07-24 CN CN202321954075.4U patent/CN220218305U/en active Active
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