CN215596707U - Novel induction heating in pipeline device - Google Patents
Novel induction heating in pipeline device Download PDFInfo
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- CN215596707U CN215596707U CN202121442865.5U CN202121442865U CN215596707U CN 215596707 U CN215596707 U CN 215596707U CN 202121442865 U CN202121442865 U CN 202121442865U CN 215596707 U CN215596707 U CN 215596707U
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- induction heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 38
- 230000006698 induction Effects 0.000 title claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 15
- 238000004804 winding Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Abstract
The utility model discloses a novel induction heating device in a pipeline, which relates to the technical field of auxiliary equipment at the front end of pipeline welding and solves the technical problem of low welding quality caused by uneven heating in the prior art, and comprises a middle partition plate, wherein two pairs of first through holes are formed in the middle partition plate, two pairs of fixing rods are fixedly connected in the two pairs of first through holes respectively, two ends of each pair of fixing rods are fixedly connected with a pair of end plates respectively, a pair of sliding discs are slidably connected between the middle partition plate and the pair of end plates on the two pairs of fixing rods, eight pairs of shear type telescopic structures are arranged between the pair of sliding discs and the middle partition plate, the device can slide in the pipeline through the arranged pulleys, the pipeline is heated by placing the device in the pipeline, the interference of an external aligner is prevented when in use, and a heating cable can be tightly attached to the inner wall of the pipeline through the shear type telescopic structures, the heating is more uniform.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment at the front end of pipeline welding, in particular to a novel induction heating device in a pipeline.
Background
At present, the construction of petroleum and natural gas pipelines in China is mainly based on welding, a series of preparation works before welding are required to be carried out before welding, for example, the pipe and the pipe are in butt joint, after the butt joint is finished, in order to obtain high welding quality, the pipe is required to be subjected to preheating treatment, and generally, the preheating treatment is carried out at about 120 degrees according to slight differences of welding processes. The prior method basically heats the pipe by using a flame gun after the pipe is aligned, but the method has the problem that the pipe is heated unevenly, and the welding quality is influenced. The mode of cable induction heating is gradually adopted in recent years, the mode is heated uniformly and can obtain higher welding quality more easily, the mode that the outer counter-mouth device and the cable are wound on the outer wall of the pipe for heating is basically adopted for the current pipeline welding, the mode also has the defect that the winding space of the heating cable is limited because the outer counter-mouth device is close to the pipe basically, the number of winding turns is usually at most two turns, and the heating efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a novel induction heating device in a pipeline, which solves the technical problem of low welding quality caused by uneven heating in the prior art.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a novel induction heating device in pipeline, includes intermediate bottom, two pairs of first through-holes have been seted up on the intermediate bottom, two pairs of the rigid coupling has two pairs of dead levers in the first through-hole respectively, two pairs the dead lever both ends rigid coupling has a pair of end panel, two pairs just is located on the dead lever intermediate bottom and a pair of sliding tray, a pair of sliding tray with install eight pairs between the intermediate bottom and cut formula extending structure, eight pairs cut the formula extending structure other end and install eight pairs of installation piece, eight pairs respectively around being equipped with two heating cables on the installation piece, it is a pair of sliding tray and a pair of all install push-and-pull device between the end panel.
Preferably, the shear type telescopic structure comprises a first fixed block, the first fixed block is fixedly connected to the side wall of the sliding plate, a first connecting rod is hinged to the first fixed block, the other end of the first connecting rod is hinged to one side of the lower portion of the installation block, a sliding opening is formed in the other side of the lower portion of the installation block, a second fixed block is fixedly connected to the side wall of the intermediate partition plate, one side of the second fixed block is hinged to a pair of second connecting rods, the first connecting rods are arranged between the second connecting rods in a pair, the center of each second connecting rod is hinged to the center of the first connecting rod, the second connecting rods are connected to the other ends of the second connecting rods in a hinge mode, and a pin shaft is arranged between the second connecting rods in a sliding opening in a pair.
Preferably, the push-pull device comprises a pair of air cylinders, the pair of air cylinders are respectively and fixedly connected to the inner wall surfaces of the pair of sliding discs, second through holes are formed in the centers of the pair of sliding discs, and the telescopic ends of the pair of air cylinders penetrate through the second through holes and are fixedly connected with the pair of end face plates.
Preferably, a pull ring is fixedly connected to the center of one outer wall surface of the pair of end panels, and a push-pull connecting rod is mounted on the pull ring.
Preferably, a plurality of supporting legs are fixedly connected to the outer wall surfaces of the pair of end face plates, and pulleys are fixedly connected to the other ends of the supporting legs.
Preferably, the number of the support legs is four, and the included angle between every two positions is 90 degrees.
Preferably, the included angles between the eight pairs of scissor type telescopic structures are all 45 degrees.
Preferably, the eight pairs of mounting blocks are provided with grooves, and the heating cables are fixedly connected in the grooves.
Advantageous effects
The utility model provides a novel in-pipeline induction heating device which has the advantages that the device can slide in a pipeline through the arranged pulleys, the pipeline is heated by placing the device into the pipeline, the technical problem that the heating efficiency is reduced due to the limitation of a winding space in the prior art is solved, the interference to an external mouth aligner is prevented when the device is used, and a heating cable can be tightly attached to the inner wall of the pipeline through a shear type telescopic structure, so that the heating is more uniform.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a cross-sectional view a-a of fig. 2.
Fig. 4 is a perspective view of the mounting block of the present invention.
Fig. 5 is a perspective view of the first fixing block according to the present invention.
Fig. 6 is a perspective view of the second fixing block according to the present invention.
In the figure: 1-a middle partition board; 11-a fixing bar; 12-end panels; 2-a sliding disc; 21-a first fixed block; 22-a first link; 23-a second fixed block; 24-a second link; 3-mounting a block; 31-a sliding port; 32-grooves; 4-supporting legs; 41-a pulley; 5-a pull ring; 51-a push-pull connecting rod; 6-cylinder; 7-heating the cable.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a novel induction heating device in a pipeline comprises a middle partition plate 1, wherein two pairs of first through holes are formed in the middle partition plate 1, two pairs of fixing rods 11 are fixedly connected into the two pairs of first through holes respectively, two ends of each fixing rod 11 are fixedly connected with a pair of end plates 12 respectively, a pair of sliding discs 2 are slidably connected onto the two pairs of fixing rods 11 and are positioned between the middle partition plate 1 and the pair of end plates 12, eight pairs of shear type telescopic structures are mounted between the pair of sliding discs 2 and the middle partition plate 1, eight pairs of mounting blocks 3 are mounted at the other ends of the eight pairs of shear type telescopic structures respectively, two heating cables 7 are wound on the eight pairs of mounting blocks 3 respectively, and push-pull devices are mounted between the pair of sliding discs 2 and the pair of end plates 12 respectively; the shear type telescopic structure comprises a first fixed block 21, the first fixed block 21 is fixedly connected to the side wall of the sliding disc 2, a first connecting rod 22 is hinged to the first fixed block 21, the other end of the first connecting rod 22 is hinged to one side below the mounting block 3, a sliding opening 31 is formed in the other side below the mounting block 3, a second fixed block 23 is fixedly connected to the side wall of the intermediate partition plate 1, one side of the second fixed block 23 is hinged to a pair of second connecting rods 24, the first connecting rod 22 is arranged between the pair of second connecting rods 24, the centers of the pair of second connecting rods 24 are hinged to the center of the first connecting rod 22, a pin shaft is fixedly connected between the other ends of the pair of second connecting rods 24, and the pair of second connecting rods 24 slide in the sliding opening 31 through the pin shaft; the push-pull device comprises a pair of air cylinders 6, the pair of air cylinders 6 are fixedly connected to the inner wall surfaces of the pair of sliding discs 2 respectively, second through holes are formed in the centers of the pair of sliding discs 2, and the telescopic ends of the pair of air cylinders 6 penetrate through the second through holes to be fixedly connected with the pair of end face plates 12; a pull ring 5 is fixedly connected to the center of one outer wall surface of the pair of end face plates 12, and a push-pull connecting rod 51 is installed on the pull ring 5; a plurality of supporting legs 4 are fixedly connected to the outer wall surfaces of the pair of end face plates 12, and pulleys 41 are fixedly connected to the other ends of the supporting legs 4; the number of the support legs 4 is four, and the included angle between every two positions is 90 degrees; included angles between the eight pairs of shear type telescopic structures are all 45 degrees; eight pairs of mounting blocks 3 are all provided with grooves 32, and the heating cables 7 are fixedly connected in the grooves 32.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): as can be seen from the attached figures 1-6 of the specification, when in use, the heating cable 7 is communicated with an external power supply and an external controller through a lead, the air cylinder 6 is communicated with an external air compressor through an air pipe, the device is put into a pipeline, the device can slide in the pipeline through the arranged pulley 41, the device is pushed to the area needing to be heated through the push-pull connecting rod 51, an operator observes that when the device reaches a heated area, the external air compressor is started, the telescopic end of the air cylinder 6 extends out to enable the sliding disc 2 to be far away from the end panel 12, when the sliding plate 2 moves, the mounting block 3 can be expanded outwards through the scissor type telescopic structure, the operator observes that the heating cable 7 is electrified after the mounting block 3 is contacted with the inner wall of the pipeline, the pipeline can be heated by the heating cable 7, the cylinder 6 is controlled to be retracted after heating is finished, and the device can be taken out by pulling the push-pull connecting rod 51.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Claims (8)
1. A novel induction heating device in a pipeline comprises a middle clapboard (1) and is characterized in that, the improved structure is characterized in that two pairs of first through holes are formed in the middle partition plate (1), two pairs of fixing rods (11) are fixedly connected into the two pairs of first through holes respectively, two ends of each pair of fixing rods (11) are fixedly connected with a pair of end plates (12) respectively, eight pairs of shear type telescopic structures are arranged on the two pairs of fixing rods (11) and located between the middle partition plate (1) and the pair of end plates (12) in a sliding connection mode, eight pairs of mounting blocks (3) are arranged between the eight pairs of sliding plates (2) and the middle partition plate (1) respectively, two heating cables (7) are arranged on the eight pairs of mounting blocks (3) in a winding mode respectively, and a push-pull device is arranged between the pair of sliding plates (2) and the pair of end plates (12).
2. The novel induction heating device in the pipeline as claimed in claim 1, wherein the scissor type telescopic structure comprises a first fixed block (21), the first fixed block (21) is fixedly connected to the side wall of the sliding tray (2), a first connecting rod (22) is hinged to the first fixed block (21), the other end of the first connecting rod (22) is hinged to one side below the mounting block (3), a sliding opening (31) is formed in the other side below the mounting block (3), a second fixed block (23) is fixedly connected to the side wall of the middle partition plate (1), a pair of second connecting rods (24) is hinged to one side of the second fixed block (23), the first connecting rod (22) is arranged between the pair of second connecting rods (24), and the centers of the pair of second connecting rods (24) are hinged to the center of the first connecting rod (22), and a pin shaft is fixedly connected between the other ends of the pair of second connecting rods (24), and the pair of second connecting rods (24) slide in the sliding opening (31) through the pin shaft.
3. The novel induction heating device in the pipeline as claimed in claim 1, wherein the push-pull device comprises a pair of cylinders (6), the pair of cylinders (6) are respectively and fixedly connected to the inner wall surfaces of the pair of sliding discs (2), a second through hole is formed in the center of each of the pair of sliding discs (2), and the telescopic ends of the pair of cylinders (6) penetrate through the second through holes and are fixedly connected with the pair of end plates (12).
4. A novel induction heating device in a pipeline as claimed in claim 1, characterized in that a pull ring (5) is fixedly connected to the center of one outer wall surface of a pair of end plates (12), and a push-pull connecting rod (51) is mounted on the pull ring (5).
5. The novel induction heating device in the pipeline as claimed in claim 1, wherein a plurality of supporting legs (4) are fixedly connected to the outer wall surfaces of the pair of end plates (12), and pulleys (41) are fixedly connected to the other ends of the plurality of supporting legs (4).
6. The novel induction heating device in the pipeline as claimed in claim 5, characterized in that the number of the supporting legs (4) is four, and the included angle between each two is 90 degrees.
7. The novel induction heating device in the pipeline as claimed in claim 1, wherein the included angle between the eight pairs of scissor type telescopic structures is 45 degrees.
8. The novel induction heating device in the pipeline as claimed in claim 1, wherein eight pairs of mounting blocks (3) are provided with grooves (32), and the heating cable (7) is fixedly connected in the grooves (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121442865.5U CN215596707U (en) | 2021-06-28 | 2021-06-28 | Novel induction heating in pipeline device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121442865.5U CN215596707U (en) | 2021-06-28 | 2021-06-28 | Novel induction heating in pipeline device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215596707U true CN215596707U (en) | 2022-01-21 |
Family
ID=79876443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121442865.5U Active CN215596707U (en) | 2021-06-28 | 2021-06-28 | Novel induction heating in pipeline device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215596707U (en) |
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2021
- 2021-06-28 CN CN202121442865.5U patent/CN215596707U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240229 Address after: 710075 8H051, 8th Floor, Galaxy Technology Building, No. 25 Tangyan Road, Zhangba Street Office, High tech Zone, Xi'an City, Shaanxi Province Patentee after: Xi'an Dexin Technology Co.,Ltd. Country or region after: China Address before: 610000 No. 2, 6 / F, building 2, No. 118, Jitai fifth road, Chengdu high tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan Patentee before: SICHUAN APPNESS OIL AND GAS ENGINEERING SERVICE Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |