CN106334888A - Multi-pipe diameter movable lifting type pipeline welding preheating device - Google Patents
Multi-pipe diameter movable lifting type pipeline welding preheating device Download PDFInfo
- Publication number
- CN106334888A CN106334888A CN201610952622.3A CN201610952622A CN106334888A CN 106334888 A CN106334888 A CN 106334888A CN 201610952622 A CN201610952622 A CN 201610952622A CN 106334888 A CN106334888 A CN 106334888A
- Authority
- CN
- China
- Prior art keywords
- epoxy plate
- wheel
- preheating device
- arc groove
- pipeline welding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Induction Heating (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a multi-pipe diameter movable lifting type pipeline welding preheating device. The multi-pipe diameter movable lifting type pipeline welding preheating device comprises a guide rail assembly, a wheel assembly, a base, a lifting mechanism, a cable installation support seat and an inductor installation assembly, wherein the base moves on the guide rail assembly by virtue of the wheel assembly, and the lifting mechanism is installed on the base and is used for supporting the cable installation support seat and the inductor installation assembly. According to the multi-pipe diameter movable lifting type pipeline welding preheating device, the structural design of a C type induction heater is adopted, so that a large amount of labor and time which are required when a heating flexible cable is directly wound on a pipe and is removed are saved. The size of a C type opening is adjusted, so that multi-pipe diameter pipes can be heated. The lifting mechanism is shaken by hand, so that the C type induction heater can be abutted with the surfaces of pipes with different pipe diameters.
Description
Technical field
The present invention relates to a kind of pipe fitting preheating device, specifically a kind of multi-pipe-diameter movable up-down pipeline welding preheating
Device, belongs to pipeline Digitalized welding apparatus manufacturing technology field.
Background technology
In petrochemical industry, oil, marine petroleum exploitation, shipbuilding field, wind-power electricity generation wind tower field, pipeline welding is site operation
Big event, the material of pipe fitting, wall thickness determine pipe fitting welding construction technology, in order to obtain excellent tough of pipe fitting seam organization
Property, reduce the rate of cooling of weld seam, prevent pipe fitting welding joint from generating hardened structure, produce cold crack, eliminate welding interior stress,
Need to carry out weld preheating and postweld heat preservation welding procedure technique to the pipe fitting of welding.
Conventional pipe fitting material, wall thickness, heating-up temperature table
Frequency Induction Heating principle is electromagnetic induction, and its heat itself produces in pipe fitting, homogeneous heating, and the core table temperature difference is minimum,
Application temperature control system can achieve to temperature precise control, improves pipe fitting welding quality and qualification rate.
Intermediate frequency inductor is directly used in heat pipes, is the inductance of resonant tank simultaneously again, and the design coupling of induction apparatuss is straight
Connect and affect the resonant frequency of power supply, the efficiency of heating surface, impedance matching, heats etc..Air cooling induction apparatuss can be divided into by the type of cooling
With two kinds of water-cooled induction apparatuss, it is divided into flexible cable induction apparatuss and copper pipe induction apparatuss by using material.
Frequency Induction Heating, firing rate is fast, and production efficiency is high, and the de- charcoal of oxidation is few, and job site is pollution-free, working environment
Good, almost there is no heat, noise and dust, flames of anger operation, effectively reduces the security risk of operator.
Induction heating power is mainly made up of inverter, resonant element, transformator and induction apparatuss.Wherein inverter is one
The current transformer of exchange → direct current → exchange, industrial-frequency alternating current stream is for conversion into intermediate frequency or the high-frequency electrical of thousand of to hundreds of KHz
Stream.Resonant element and transformator one end connect inverter, and the other end connects induction apparatuss, high pressure is become the low pressure of isolation and carries out
Impedance matching.During heating, in induction apparatuss, flow through powerful high frequency electric, produce faradic current in conductor, therefore conductor is rapid
Heated.The resonant frequency of induction heating power is different according to the difference of heated object and technique, typically from 2 thousand to two
Hundred KHz are the most commonly used, and resonant frequency is in the referred to as intermediate frequency induction heating power supply of below 20khz, the referred to as height of more than 20khz
Frequency induction heating power.
Content of the invention
The technical problem to be solved is, the shortcoming overcoming prior art, provides a kind of multi-pipe-diameter moving lifting
Formula pipeline welding preheating device, eliminate heating flexible cable be directly wound around on pipe fitting and dismounting required for expend artificial in a large number and
Time, substantially increase working (machining) efficiency, reduce labor intensity.
In order to solve above technical problem, the present invention provides a kind of multi-pipe-diameter movable up-down pipeline welding preheating device,
Including guide assembly, vehicle wheel component, base, elevating mechanism, cable erection support and mounting assembly for inductors, described base leads to
Cross vehicle wheel component to move on described guide assembly, described elevating mechanism is arranged on and props up in order to support described cable to install on base
Seat and mounting assembly for inductors, described elevating mechanism mainly by t type screw rod, there is left-handed and the t type nut of dextrorotation, up/down prop up
The scissor-like jack structure of seat, lubrication copper sheathing and upper mounting plate composition, is also equipped with hand in one end of described t type screw rod
Wheel；
Described mounting assembly for inductors is mainly by kidney-shaped epoxy plate, the epoxy plate support block with arc groove, double threaded screw, fastening spiral shell
Nail, nut and induction apparatuss flexible cable composition, at least four pieces described epoxy plate support blocks with arc groove are arranged side by side, described band circle
Be laid with described induction apparatuss flexible cable inside the epoxy plate support block of arc groove, adjacent two pieces epoxy plate support blocks with arc groove it
Between connected by kidney-shaped epoxy plate, described kidney-shaped epoxy plate and the epoxy plate support block with arc groove pass through trip bolt and nut
Connect, described kidney-shaped epoxy plate can be relatively rotated centered on attachment screw with the epoxy plate support block with arc groove, described
Four angles of the upper mounting plate of elevating mechanism are respectively perpendicular a piece support post being made up of described double threaded screw of installation, four institutes
State support post top to be connected with by the sensing heating unit that the epoxy plate support block with arc groove is formed by connecting；
The hollow out box like structure that described cable erection support is made up of epoxy plate, angle steel and trip bolt, in this box like structure
Interior described induction apparatuss flexible cable is connected with medium frequency induction power supply device, cable erection support hollow out form, make intermediate frequency inductor
Become air cooling induction apparatuss, induction apparatuss flexible cable is connected with heating power supply by air plug, composition multi-pipe-diameter movable up-down pipeline weldering
Connect preheating device organic whole.
The technical scheme that the present invention limits further is: aforesaid multi-pipe-diameter movable up-down pipeline welding preheating device,
Described guide assembly is made, by height by two light rails be arrangeding in parallel with order to the band steel of the light rail that is connected is welded
Your assembly is capable of on the length direction of pipeline any adjustment position, and light realization carries out pre- in different position while weldings
Heat.
Aforesaid multi-pipe-diameter movable up-down pipeline welding preheating device, described vehicle wheel component includes wheel mount, wheel, turns
Moving axis, bearing and brake screw rod, described wheel is arranged on wheel mount by rotary shaft and bearing, described wheel mount with described
Base is connected, and is provided with brake screw on described wheel mount, is provided with brake screw rod, described brake spiral shell by described brake screw
Bar is vertical with described wheel direction of travel, gives preheating device stable working condition, passes through the screw rod that brakes in warm
Locking preheating device.
Further, front multi-pipe-diameter movable up-down pipeline welding preheating device, described support post is led to installing plate
Cross and be attached fixing in installing plate both sides setting nut, be capable of the quick adjustment of support post height, thus adapting to not
Preheating requirement with caliber.
The invention has the beneficial effects as follows: the multi-pipe-diameter movable up-down pipeline welding preheating device of the present invention adopts c type sense
Answer heater structure to design, eliminate heating flexible cable be directly wound around on pipe fitting and dismounting required for expend artificial in a large number and when
Between.Adjust c type opening size, be suitable for the work of multi-pipe-diameter pipe heating.Manual elevator mechanism, makes c type sensing heater not
In the case of caliber pipe fitting, tube surface can be pressed close to.Heater is completed together using portable Fixture Design, heater
After circumferential weld heating, pushing meanss can move to next station along guide assembly and carry out heating work.During heater adopts
Weld-end fittings can be uniformly heated to 100 DEG C in 10 minutes by frequency sensing heater, and the efficiency of heating surface is high.
Brief description
Fig. 1 is present configuration schematic diagram.
The left view for Fig. 1 for the Fig. 2.
Fig. 3 is mounting assembly for inductors schematic diagram of the present invention.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of multi-pipe-diameter movable up-down pipeline welding preheating device, as shown in Figure 1 to Figure 3, including guide rail
Assembly 1, vehicle wheel component 2, base 3, elevating mechanism 4, cable erection support 5 and mounting assembly for inductors 6, base passes through wheel
Assembly moves on guide assembly, and elevating mechanism is arranged on base in order to support cable erection support and induction apparatuss installation group
Part, guide assembly is made by two light rails be arrangeding in parallel with order to the band steel of the light rail that is connected is welded；Wheel group
Part 2 includes wheel mount 21, wheel 22, rotary shaft, bearing and brake screw rod 23, and wheel is arranged on car by rotary shaft and bearing
On wheel seat, wheel mount is connected with base, is provided with brake screw on wheel mount, and by braking, screw is provided with brake screw rod, stops
Car screw rod is vertical with wheel direction of travel；
The main t type nut that by t type screw rod 41, there is left-handed and dextrorotation of elevating mechanism 4, up/down bearing 42, lubrication copper sheathing and
The scissor-like jack structure of upper mounting plate 43 composition, is also equipped with hand-operated wheel 44 in one end of t type screw rod；
Mounting assembly for inductors 6 main by kidney-shaped epoxy plate 61, the epoxy plate with arc groove support 62 pieces, double threaded screw 63, tight
Gu screw 64, nut and induction apparatuss flexible cable composition, at least four pieces epoxy plate support blocks with arc groove are arranged side by side, and carry circular arc
It is laid with induction apparatuss flexible cable inside the epoxy plate support block of groove, pass through between adjacent two pieces of epoxy plate support blocks with arc groove
Kidney-shaped epoxy plate connects, and kidney-shaped epoxy plate is connected by trip bolt and nut with the epoxy plate support block with arc groove, kidney-shaped
Epoxy plate can be relatively rotated centered on attachment screw with the epoxy plate support block with arc groove, in the upper mounting plate of elevating mechanism
Four angles be respectively perpendicular a piece support post being made up of double threaded screw of installation, support post and installing plate pass through in installing plate
Both sides setting nut is attached fixing, four support post tops be formed by connecting by the epoxy plate support block with arc groove
Sensing heating unit is connected；
The hollow out box like structure that cable erection support is made up of epoxy plate, angle steel and trip bolt, will in this box like structure
Induction apparatuss flexible cable is connected with medium frequency induction power supply device, cable erection support hollow out form, makes intermediate frequency inductor become air cooling
Induction apparatuss, induction apparatuss flexible cable is connected with heating power supply by air plug, forms the pre- hot charging of multi-pipe-diameter movable up-down pipeline welding
Put organic whole.
The work process of the present embodiment is as follows: will need welding two pipe fittings group to point postwelding, be placed in cantilever welding machine,
On pipeline support, heater is shifted onto below the groove that need to weld along guide rail, rotate handwheel, so that c type sensing heater is pasted
Nearly tube surface.Open heating power supply switch, heating-up temperature is set, heater begins to warm up work.Heater completes one
After road circumferential weld heating, rotate backward handwheel, make c type sensing heater depart from tube surface, promote preheating device along set of rails
Part moves to next station and carries out weld seam heating work according to above-mentioned steps operation.
In addition to the implementation, the present invention can also have other embodiment.All employing equivalents or equivalent transformation shape
The technical scheme becoming, all falls within the protection domain of application claims.
Claims (4)
1. a kind of multi-pipe-diameter movable up-down pipeline welding preheating device, including guide assembly, vehicle wheel component, base, elevator
Structure, cable erection support and mounting assembly for inductors, described base is moved on described guide assembly by vehicle wheel component, institute
State elevating mechanism be arranged on base in order to supporting described cable erection support and mounting assembly for inductors it is characterised in that:
T type nut that described elevating mechanism mainly by t type screw rod, has left-handed and dextrorotation, up/down bearing, lubrication copper sheathing and
The scissor-like jack structure of upper mounting plate composition, is also equipped with hand-operated wheel in one end of described t type screw rod；
Described mounting assembly for inductors is mainly by kidney-shaped epoxy plate, the epoxy plate support block with arc groove, double threaded screw, fastening spiral shell
Nail, nut and induction apparatuss flexible cable composition, at least four pieces described epoxy plate support blocks with arc groove are arranged side by side, described band circle
Be laid with described induction apparatuss flexible cable inside the epoxy plate support block of arc groove, adjacent two pieces epoxy plate support blocks with arc groove it
Between connected by kidney-shaped epoxy plate, described kidney-shaped epoxy plate and the epoxy plate support block with arc groove pass through trip bolt and nut
Connect, described kidney-shaped epoxy plate can be relatively rotated centered on attachment screw with the epoxy plate support block with arc groove, described
Four angles of the upper mounting plate of elevating mechanism are respectively perpendicular a piece support post being made up of described double threaded screw of installation, four institutes
State support post top to be connected with by the sensing heating unit that the epoxy plate support block with arc groove is formed by connecting；
The hollow out box like structure that described cable erection support is made up of epoxy plate, angle steel and trip bolt, in this box like structure
Interior described induction apparatuss flexible cable is connected with medium frequency induction power supply device.
2. multi-pipe-diameter movable up-down pipeline welding preheating device according to claim 1 it is characterised in that: described guide rail
Assembly is made by two light rails be arrangeding in parallel with order to the band steel of the light rail that is connected is welded.
3. multi-pipe-diameter movable up-down pipeline welding preheating device according to claim 1 it is characterised in that: described wheel
Assembly includes wheel mount, wheel, rotary shaft, bearing and brake screw rod, and described wheel is arranged on car by rotary shaft and bearing
On wheel seat, described wheel mount is connected with described base, is provided with brake screw on described wheel mount, by described brake screw peace
Equipped with brake screw rod, described brake screw rod is vertical with described wheel direction of travel.
4. multi-pipe-diameter movable up-down pipeline welding preheating device according to claim 1 it is characterised in that: described support
Column is attached fixing by arranging nut in installing plate both sides with installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952622.3A CN106334888A (en) | 2016-11-03 | 2016-11-03 | Multi-pipe diameter movable lifting type pipeline welding preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952622.3A CN106334888A (en) | 2016-11-03 | 2016-11-03 | Multi-pipe diameter movable lifting type pipeline welding preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106334888A true CN106334888A (en) | 2017-01-18 |
Family
ID=57841584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610952622.3A Pending CN106334888A (en) | 2016-11-03 | 2016-11-03 | Multi-pipe diameter movable lifting type pipeline welding preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106334888A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109081081A (en) * | 2018-09-29 | 2018-12-25 | 南京奥特电气股份有限公司 | A kind of large-scale pipeline conveying, turning device |
| CN110116971A (en) * | 2019-05-07 | 2019-08-13 | 中国水电四局（兰州）机械装备有限公司 | A kind of fan blade wheel hub auxiliary assembling device |
| CN113133144A (en) * | 2020-01-14 | 2021-07-16 | 中国石油天然气集团有限公司 | Pipeline anticorrosion joint coating auxiliary assembly |
| CN114378491A (en) * | 2022-01-04 | 2022-04-22 | 山东齐鲁石化机械制造有限公司 | Flameless preheating equipment for welding of pressure-bearing equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201942480U (en) * | 2011-01-28 | 2011-08-24 | 南京奥特电气有限公司 | Toothed plate meshed type heavy-load pipeline lifting and supporting device |
| US20110253677A1 (en) * | 2010-04-16 | 2011-10-20 | Graham Paul James | Method and apparatus for preheating in welding operations |
| CN202684438U (en) * | 2012-07-19 | 2013-01-23 | 苏州迅镭激光科技有限公司 | Welding positioning device for instrument tool |
| CN202951980U (en) * | 2012-12-05 | 2013-05-29 | 四川石油天然气建设工程有限责任公司 | Pipeline preheating system |
| CN103433663A (en) * | 2013-09-17 | 2013-12-11 | 南京奥特电气股份有限公司 | Half-variable-radius circular arc framework-type preheating device |
| CN203599738U (en) * | 2013-11-29 | 2014-05-21 | 大连船舶重工集团有限公司 | Large workpiece preheating device |
| CN204372922U (en) * | 2014-12-19 | 2015-06-03 | 东方电气河南电站辅机制造有限公司 | Duct products external heating device |
| CN205363035U (en) * | 2015-12-02 | 2016-07-06 | 华西能源工业股份有限公司 | Frock is preheated in butt joint of tubular product groove |
| CN206200398U (en) * | 2016-11-03 | 2017-05-31 | 南京奥特电气股份有限公司 | Multi-pipe-diameter movable up-down pipeline welding preheating device |
-
2016
- 2016-11-03 CN CN201610952622.3A patent/CN106334888A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110253677A1 (en) * | 2010-04-16 | 2011-10-20 | Graham Paul James | Method and apparatus for preheating in welding operations |
| CN201942480U (en) * | 2011-01-28 | 2011-08-24 | 南京奥特电气有限公司 | Toothed plate meshed type heavy-load pipeline lifting and supporting device |
| CN202684438U (en) * | 2012-07-19 | 2013-01-23 | 苏州迅镭激光科技有限公司 | Welding positioning device for instrument tool |
| CN202951980U (en) * | 2012-12-05 | 2013-05-29 | 四川石油天然气建设工程有限责任公司 | Pipeline preheating system |
| CN103433663A (en) * | 2013-09-17 | 2013-12-11 | 南京奥特电气股份有限公司 | Half-variable-radius circular arc framework-type preheating device |
| CN203599738U (en) * | 2013-11-29 | 2014-05-21 | 大连船舶重工集团有限公司 | Large workpiece preheating device |
| CN204372922U (en) * | 2014-12-19 | 2015-06-03 | 东方电气河南电站辅机制造有限公司 | Duct products external heating device |
| CN205363035U (en) * | 2015-12-02 | 2016-07-06 | 华西能源工业股份有限公司 | Frock is preheated in butt joint of tubular product groove |
| CN206200398U (en) * | 2016-11-03 | 2017-05-31 | 南京奥特电气股份有限公司 | Multi-pipe-diameter movable up-down pipeline welding preheating device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109081081A (en) * | 2018-09-29 | 2018-12-25 | 南京奥特电气股份有限公司 | A kind of large-scale pipeline conveying, turning device |
| CN110116971A (en) * | 2019-05-07 | 2019-08-13 | 中国水电四局（兰州）机械装备有限公司 | A kind of fan blade wheel hub auxiliary assembling device |
| CN110116971B (en) * | 2019-05-07 | 2024-06-04 | 中国水电四局（兰州）机械装备有限公司 | Auxiliary assembling device for fan blade hub |
| CN113133144A (en) * | 2020-01-14 | 2021-07-16 | 中国石油天然气集团有限公司 | Pipeline anticorrosion joint coating auxiliary assembly |
| CN114378491A (en) * | 2022-01-04 | 2022-04-22 | 山东齐鲁石化机械制造有限公司 | Flameless preheating equipment for welding of pressure-bearing equipment |
| CN114378491B (en) * | 2022-01-04 | 2024-04-26 | 山东齐鲁石化机械制造有限公司 | Flameless preheating equipment for welding pressure equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106334888A (en) | Multi-pipe diameter movable lifting type pipeline welding preheating device | |
| CN105904148B (en) | A kind of steel pipe circular weld mechanism | |
| CN101868076B (en) | Soft belt type electromagnetic induction heater | |
| CN206200398U (en) | Multi-pipe-diameter movable up-down pipeline welding preheating device | |
| CN104043889B (en) | A kind of automobile air conditioner accessories bonding machine | |
| US20110253677A1 (en) | Method and apparatus for preheating in welding operations | |
| CN105562262A (en) | Metal pipe heating and spraying device and application method thereof | |
| CN102601490A (en) | Welding process of P92/T92 steel pipe and heating device | |
| CN106112320A (en) | A kind of removable Plate Welding mechanism | |
| CN113560063A (en) | Electric arc spraying equipment for inner wall of pipeline | |
| CN205817177U (en) | A kind of steel pipe circular weld mechanism | |
| CN109262129B (en) | Electromagnetic induction heating device for internal mixer rotor surface overlaying preheating | |
| CN112475683B (en) | Device and method for preheating circumferential weld joint and heating and slow cooling | |
| CN102995508A (en) | Opening type water cooling rail induction normalizing coil and use method thereof | |
| CN207551007U (en) | The vehicle-mounted electric heater unit of pitch and system, asphalt transport tank vehicle of Power auto-adjustment | |
| CN201414235Y (en) | Soft-belt type electromagnetic induction heater for butt welding in pipeline projects | |
| CN213560676U (en) | Inner wall type electromagnetic induction heating tool for welding header cylinder and connecting pipe | |
| CN203049393U (en) | Opening-closing type water-cooling steel rail induction normalizing coil | |
| CN108857262A (en) | Tap-hole bar of blast furnace restorative procedure | |
| RU2478460C1 (en) | Universal tube assembly production unit | |
| CN113351979A (en) | Steel rail welding equipment | |
| CN113844021A (en) | Pipeline joint coating device | |
| CN108457142B (en) | Groove-shaped steel rail preheating and welding integrated equipment | |
| CN203678955U (en) | Processing equipment for continuously-pushing type medium frequency heating elbow | |
| CN208483141U (en) | A kind of swan neck system of U-shaped electrothermal tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170118 |
|
| RJ01 | Rejection of invention patent application after publication |