CN110270779A - Large special welding for steel structure preheating device - Google Patents
Large special welding for steel structure preheating device Download PDFInfo
- Publication number
- CN110270779A CN110270779A CN201910505536.1A CN201910505536A CN110270779A CN 110270779 A CN110270779 A CN 110270779A CN 201910505536 A CN201910505536 A CN 201910505536A CN 110270779 A CN110270779 A CN 110270779A
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- China
- Prior art keywords
- steel structure
- insulation cladding
- rotary
- preheating device
- gland
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Classifications
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- 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to welding for steel structure preheating devices, more particularly to large special welding for steel structure preheating device, including insulation cladding, rotary arc disk, heating blowpipe, belt drive, gland, fuel gas conduit, electromagnetic roller drive system, scanning imagery is to Barebone and the safe system for tracking of cantilever, mounting shaft hole is equipped among the bottom of the insulation cladding, the rotary arc disk is spherical arc shape turntable, rotary arc disk top surface is fixedly installed with heating blowpipe, rotary shaft is equipped among the rotary arc pan bottom, the rotary shaft and the mounting shaft hole of the insulation cladding are rotatablely connected, the interior of rotating shaft is equipped with combustion gas main road.The present invention has achieved the purpose that a wide range of autonomous control of pre-heating device is walked by using the magnetic walking preheated form that attaches, high degree of automation, and warm-up operation is flexibly convenient.
Description
Technical field
The present invention relates to welding for steel structure preheating devices, and in particular to large special welding for steel structure preheating device.
Background technique
In the welding process of steel construction, it usually needs preheated to welding position, especially to some in order to meet
Structural bearing needs and using the application scenarios of the high special steel material of the big intensity of plate thickness.The production of the defects of in order to avoid weld crack
It is raw, it usually needs heat transfer or heat radiation type warm to be carried out to the part of steel to be welded, for some large-scale shell types
Welded steel structure, pre-heating device are difficult to fix, and preheating device is being needed to carry out mobile use occasion, common fixed to set
It is standby to be also difficult to meet this requirement, it is badly in need of one kind now and creeps sticking type large special welding for steel structure preheating device.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide the preheating of large special welding for steel structure
Device.
The technical problem to be solved by the present invention is to what is be achieved through the following technical solutions, the invention discloses large special steel
Structure welding preheating device, including insulation cladding, rotary arc disk, heating blowpipe, belt drive, gland, fuel gas conduit, electromagnetic roller
To Barebone and the safe system for tracking of cantilever, the bottom centre of the insulation cladding is equipped with mounting shaft hole for drive system, scanning imagery,
The rotary arc disk is spherical arc shape turntable, and rotary arc disk top surface is fixedly installed with heating blowpipe, in the rotary arc pan bottom
Between be equipped with rotary shaft, the mounting shaft hole of the rotary shaft and the insulation cladding is rotatablely connected, and the interior of rotating shaft is equipped with combustion gas
Main road, the curved portion of the rotary arc disk is interior to be equipped with combustion gas branch, and the combustion gas main road is communicated with combustion gas branch, the combustion gas branch
Road end is connected to the heating blowpipe, and the lower outside of the rotary shaft is equipped with belt pulley, is fixedly mounted on the outside of the insulation cladding
There is belt drive, the rotary arc disk is connect with belt drive by belt pulley and realizes continuous rotation, the heat preservation
Shell lateral wall is equipped with the installation supporting plate connecting with the gland, is equipped with sealing bearing, the rotary shaft on the inside of the gland
Lower end surface is rotatablely connected by the sealing bearing and gland medial surface, and fuel gas pipeline connection component is equipped on the outside of the gland,
The fuel gas conduit is connect to realize and supply to the combustion gas main road with gland by fuel gas pipeline connection component, outside the insulation cladding
Side is welded with secure connection plate, and the secure connection plate is equipped with keyhole, and the safe system for tracking of cantilever is connected with protective chain,
The keyhole and protection chain link, the insulation cladding outer edge are equipped with electromagnetic roller drive system, electromagnetic roller driving system
System includes multiple magnet pulleies being operated alone, and the scanning imagery is located on the outside of the insulation cladding Barebone.
Further, the insulation cladding is that bottom section is arc-shaped and open-topped semi-closed casings.
Further, axial limiting bearing is installed between the rotary shaft and the mounting shaft hole of insulation cladding.
Further, it connects and has elastic component between installation supporting plate and the gland.
Further, combustion gas main road lower end is equipped with funnel nozzle.
Further, the annular groove that can accommodate the sealing bearing, annular are equipped on the inside of the rotary shaft lower end and gland
Elastic sealing gasket is equipped in slot.
Further, the insulation cladding inner sidewall is equipped with reflectance coating.
Further, the axial direction of the heating blowpipe is overlapped setting with the arc normal direction of rotary arc disk.
Further, the safe system for tracking of the cantilever includes the overhanging robotic arm apparatus of remote control type.
Further, the scanning imagery includes multilens scanning device to Barebone.
Compared with the prior art, the present invention has the following advantages:
(1) present invention is by using the magnetic a wide range of autonomous control for attaching walking preheated form and having reached pre-heating device
The purpose of walking, high degree of automation, warm-up operation are flexibly convenient；
(2) present invention using rotary more heating blowpipees heating by the way of, ensure that biggish preheating heating surface (area) (HS, and
Hot even results are good, not will cause the excessive phenomenon of local temperature difference；
(3) mode of the external contact dynamic sealing of gland of the present invention and rotary shaft is normally supplied in guarantee
The flexible demolition and maintenance of device can also be realized simultaneously.
Detailed description of the invention
Fig. 1 is overall structure top view of the present invention；
Fig. 2 is whole interior structural schematic diagram of the present invention；
Fig. 3 is the partial enlargement diagram of location A in Fig. 2；
1- insulation cladding, 11- secure connection plate, 111- keyhole, 12- installation supporting plate, 121- elastic element, 13- reflectance coating,
2- rotary arc disk, 21- rotary shaft, 211- belt pulley,
212- funnel nozzle, 22- combustion gas main road, 23- combustion gas branch, 3- heating blowpipe, 4- belt drive, 5- gland,
51- seals bearing, 52- fuel gas pipeline connection component, 6- combustion gas tube body, 7- electromagnetic roller drive system, the alignment of 8- scanning imagery
System, the safe system for tracking of 9- cantilever, 91- protective chain.
Specific embodiment
As shown in Figure 1-3, the invention discloses large special welding for steel structure preheating device, including insulation cladding 1, rotary arc
Disk 2, heating blowpipe 3, belt drive 4, gland 5, combustion gas tube body 6, electromagnetic roller drive system 7, scanning imagery are to Barebone 8
With the safe system for tracking 9 of cantilever, the bottom centre of the insulation cladding 1 is equipped with mounting shaft hole, and the rotary arc disk 2 is that spherical arc shape turns
Disk, 2 top surface of rotary arc disk are fixedly installed with heating blowpipe 3, and rotary shaft 21 is equipped among 2 bottom of rotary arc disk, described
Rotary shaft 21 and the mounting shaft hole of the insulation cladding 1 are rotatablely connected, and combustion gas main road 22, the rotation are equipped with inside the rotary shaft 21
Turn to be equipped with combustion gas branch 23 in the curved portion of arc disk 2, the combustion gas main road 22 is communicated with combustion gas branch 23, the combustion gas branch 23
End is connected to the heating blowpipe 3, and the lower outside of the rotary shaft 21 is equipped with belt pulley 211, is fixed on the outside of the insulation cladding 1
Belt drive 4 is installed, the rotary arc disk 2 connect continuous turn of realization with belt drive 4 by belt pulley 211
Dynamic, 1 lateral wall of insulation cladding is equipped with the installation supporting plate 12 connecting with the gland 5, is equipped with sealing on the inside of the gland 5
Bearing 51,21 lower end surface of rotary shaft is rotatablely connected by the sealing bearing 51 with 5 medial surface of gland, outside the gland 5
Side is equipped with fuel gas pipeline connection component 52, and the combustion gas tube body 6 is connect by fuel gas pipeline connection component 52 with gland 5 to realize
The combustion gas main road 22 is supplied, is welded with secure connection plate 11 on the outside of the insulation cladding 1, the secure connection plate 11 is equipped with
Keyhole 111, the safe system for tracking 9 of cantilever are connected with protective chain 91, and the keyhole 111 is connect with protective chain 91, the guarantor
Warm 1 outer edge of shell is equipped with electromagnetic roller drive system 7, and the electromagnetic roller drive system 7 includes multiple magnetism being operated alone
Wheel, the scanning imagery are located at 1 outside of insulation cladding to Barebone 8.
The insulation cladding 1 is that bottom section is arc-shaped and open-topped semi-closed casings.The rotary shaft 21 and heat preservation
Axial limiting bearing is installed between the mounting shaft hole of shell 1.It connects and has elastic component between the installation supporting plate 12 and gland 5
121.22 lower end of combustion gas main road is equipped with funnel nozzle 212.It is equipped with and can accommodate on the inside of 21 lower end of rotary shaft and gland 5
The annular groove of the sealing bearing 51, annular groove is interior to be equipped with elastic sealing gasket.1 inner sidewall of insulation cladding is equipped with reflectance coating
13.The axial direction of the heating blowpipe 3 is overlapped setting with the arc normal direction of rotary arc disk 2.The safe system for tracking 9 of cantilever includes distant
The overhanging robotic arm apparatus of control formula.The scanning imagery includes multilens scanning device to Barebone 8.
In actual application, electromagnetic roller drive system 7 can be contacted with steel surface to be preheated, after energization, dress
Setting entirety can walk in steel preheating adsorption and by predetermined preheating track, be pacified insulation cladding 1 and cantilever by protective chain 91
Full system for tracking 9 connects, and at this moment the safe system for tracking 9 of cantilever will also be acted with the movement of insulation cladding 1, and cantilever follows safely
System 9 will be kept fixed distance with insulation cladding 1, so that the unexpected fall arrest effect of insulation cladding 1 can be realized.During operation of the device, skin
Band driving device 4 works and belt pulley 211 is driven to rotate, so that the continuous rotation process of rotary arc disk 2 is realized, in rotary arc disk
While 2 rotation, combustion gas tube body 6 is supplied, and combustion gas enters combustion gas main road 22 by gland 5 and via funnel nozzle 212, passes through combustion
Gas main road 22 and be assigned to the combustion gas branch 23 being connected with each heating blowpipe 3, the work of heating blowpipe 3 carries out steel surface rotary pre-
Heat, to realize the continuous creeping-type welding warm of large special steel structure surface.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement and improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. large special welding for steel structure preheating device, it is characterised in that: driven including insulation cladding, rotary arc disk, heating blowpipe, belt
Dynamic device, gland, fuel gas conduit, electromagnetic roller drive system, scanning imagery are to Barebone and the safe system for tracking of cantilever, the guarantor
Mounting shaft hole is equipped among the bottom of warm shell, the rotary arc disk is spherical arc shape turntable, and rotary arc disk top surface is fixedly mounted
There is heating blowpipe, rotary shaft, the mounting shaft hole rotation of the rotary shaft and the insulation cladding are equipped among the rotary arc pan bottom
Connection, the interior of rotating shaft are equipped with combustion gas main road, are equipped with combustion gas branch, the combustion gas master in the curved portion of the rotary arc disk
Road is communicated with combustion gas branch, and combustion gas branch end is connected to the heating blowpipe, and the lower outside of the rotary shaft is equipped with skin
Belt wheel, the insulation cladding outside are fixedly installed with belt drive, and the rotary arc disk is filled by belt pulley and belt driving
It sets connection and realizes continuous rotation, the insulation cladding lateral wall is equipped with the installation supporting plate that connect with the gland, in the gland
Side is equipped with sealing bearing, and the rotary shaft lower end surface is rotatablely connected by the sealing bearing and gland medial surface, the pressure
Outer side of lid is equipped with fuel gas pipeline connection component, and the fuel gas conduit is connect with gland by fuel gas pipeline connection component to realize to institute
Combustion gas main road gas supply is stated, secure connection plate is welded on the outside of the insulation cladding, the secure connection plate is equipped with keyhole, described outstanding
The safe system for tracking of arm is connected with protective chain, and the keyhole and protection chain link, the insulation cladding outer edge are equipped with electromagnetic roller
Drive system, the electromagnetic roller drive system include multiple magnet pulleies being operated alone, and the scanning imagery sets Barebone
On the outside of the insulation cladding.
2. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the insulation cladding is bottom
Portion section is arc-shaped and open-topped semi-closed casings.
3. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the rotary shaft and guarantor
Axial limiting bearing is installed between the mounting shaft hole of warm shell.
4. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the installation supporting plate with
Connection has elastic component between gland.
5. large special welding for steel structure preheating device according to claim 1, it is characterised in that: under the combustion gas main road
End is equipped with funnel nozzle.
6. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the rotary shaft lower end
The annular groove for sealing bearing can be accommodated with being equipped on the inside of gland, is equipped with elastic sealing gasket in annular groove.
7. large special welding for steel structure preheating device according to claim 1, it is characterised in that: on the inside of the insulation cladding
Wall is equipped with reflectance coating.
8. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the axis of the heating blowpipe
Setting is overlapped to the arc normal direction with rotary arc disk.
9. large special welding for steel structure preheating device according to claim 1, it is characterised in that: cantilever safety with
It include the overhanging robotic arm apparatus of remote control type with system.
10. large special welding for steel structure preheating device according to claim 1, it is characterised in that: the scanning imagery
It include multilens scanning device to Barebone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505536.1A CN110270779B (en) | 2019-06-12 | 2019-06-12 | Large-scale special steel structure welding preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505536.1A CN110270779B (en) | 2019-06-12 | 2019-06-12 | Large-scale special steel structure welding preheating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110270779A true CN110270779A (en) | 2019-09-24 |
| CN110270779B CN110270779B (en) | 2021-04-09 |
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ID=67962110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910505536.1A Active CN110270779B (en) | 2019-06-12 | 2019-06-12 | Large-scale special steel structure welding preheating device |
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| Country | Link |
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| CN (1) | CN110270779B (en) |
Citations (9)
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|---|---|---|---|---|
| KR20020024022A (en) * | 2002-01-08 | 2002-03-29 | 이동기 | Automatic Welding Installation of a Cylinder and Closing Plate for a Storage Tank |
| CN202344111U (en) * | 2011-10-28 | 2012-07-25 | 安徽伟宏钢结构有限公司 | Preheating welding device for submerged-arc welding |
| CN102728973A (en) * | 2012-06-19 | 2012-10-17 | 无锡市优耐特石化装备有限公司 | Welding preheating device |
| CN102962613A (en) * | 2012-11-23 | 2013-03-13 | 南京奥特电气股份有限公司 | All-position automated pipe preheating system |
| CN206320748U (en) * | 2016-12-09 | 2017-07-11 | 中海福陆重工有限公司 | A kind of rotatable annular flame heater |
| CN107124781A (en) * | 2017-06-14 | 2017-09-01 | 青岛海越机电科技有限公司 | Large-scale voltage-stablizer cylinder inboard wall built-up welding electromagnetic-induction heating method |
| CN206689641U (en) * | 2017-04-26 | 2017-12-01 | 山西阳煤化工机械（集团）有限公司 | A kind of nozzle weld heater |
| CN107914103A (en) * | 2017-11-14 | 2018-04-17 | 天津煜腾恒泰钢制品有限公司 | A kind of new steel welding pre-heating device with insulation cover |
| CN108705187A (en) * | 2018-07-30 | 2018-10-26 | 上海中远川崎重工钢结构有限公司 | A kind of preheated weld equipment |
-
2019
- 2019-06-12 CN CN201910505536.1A patent/CN110270779B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020024022A (en) * | 2002-01-08 | 2002-03-29 | 이동기 | Automatic Welding Installation of a Cylinder and Closing Plate for a Storage Tank |
| CN202344111U (en) * | 2011-10-28 | 2012-07-25 | 安徽伟宏钢结构有限公司 | Preheating welding device for submerged-arc welding |
| CN102728973A (en) * | 2012-06-19 | 2012-10-17 | 无锡市优耐特石化装备有限公司 | Welding preheating device |
| CN102962613A (en) * | 2012-11-23 | 2013-03-13 | 南京奥特电气股份有限公司 | All-position automated pipe preheating system |
| CN206320748U (en) * | 2016-12-09 | 2017-07-11 | 中海福陆重工有限公司 | A kind of rotatable annular flame heater |
| CN206689641U (en) * | 2017-04-26 | 2017-12-01 | 山西阳煤化工机械（集团）有限公司 | A kind of nozzle weld heater |
| CN107124781A (en) * | 2017-06-14 | 2017-09-01 | 青岛海越机电科技有限公司 | Large-scale voltage-stablizer cylinder inboard wall built-up welding electromagnetic-induction heating method |
| CN107914103A (en) * | 2017-11-14 | 2018-04-17 | 天津煜腾恒泰钢制品有限公司 | A kind of new steel welding pre-heating device with insulation cover |
| CN108705187A (en) * | 2018-07-30 | 2018-10-26 | 上海中远川崎重工钢结构有限公司 | A kind of preheated weld equipment |
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| Publication number | Publication date |
|---|---|
| CN110270779B (en) | 2021-04-09 |
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