CN202549158U - Weld holder - Google Patents
Weld holder Download PDFInfo
- Publication number
- CN202549158U CN202549158U CN2012200951268U CN201220095126U CN202549158U CN 202549158 U CN202549158 U CN 202549158U CN 2012200951268 U CN2012200951268 U CN 2012200951268U CN 201220095126 U CN201220095126 U CN 201220095126U CN 202549158 U CN202549158 U CN 202549158U
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- header
- pipe fitting
- welding
- base
- weld holder
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- Expired - Lifetime
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- 238000003466 welding Methods 0.000 claims abstract description 77
- 238000004088 simulation Methods 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000007799 cork Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a weld holder for simulating the weld field. The weld holder comprises a base (10), and a first header (11) and a second header (12) both fixed to the base (10), wherein a first pipe group is connected between the first header (11) and the base (10), while a second pipe group is connected between the first header (11) and the second header (12); a pipe fitting (13) for welding operation is broken in the first pipe group and/or the second pipe group; a weldment (14) is detachably fixed to the broken end (13a) of the pipe fitting (13). The utility model provides the weld holder, in particular the welding position of various angles on the weld holder, in order to increase welding exercise difficulty; as a result, the welding skill of the welding personnel can be improved and the welding defects possibly caused by the welding personnel directly performing welding on the related equipment can be reduced.
Description
Technical field
The utility model relates to welding field, particularly, relates to a kind of on-the-spot weld holder of welding that is used to simulate.
Background technology
At present, in the electric boiler field, all comprise structures such as pipe fitting and header like high temperature superheater, high temperature reheater and economizer etc.The center divide between pipe fitting and the header or pipe fitting and pipe fitting between is connected through welding manner, in installation or keeping in repair, have welding operation essentially.
In order accurately and effectively said structure to be welded, need carry out corresponding solder technology training to the welder.Along with continuing to bring out of power industry 1,000,000 units, simple training method of past is difficult to take exercise out the welder personnel of the high professional qualification that can adapt to the site welding operation very soon.
Therefore press for a kind of weld holder that can the simulated field situation, to carry out welding training.Existing power industry welders training all adopts cross obstacle weldering frame, has strengthened the welding difficulty to a certain extent, but also has than big gap from the requirement of power industry to welder's hi-tech.
The utility model content
The purpose of the utility model provides a kind of weld holder, and it is on-the-spot that this weld holder can be simulated welding, and welding personnel is welded training.
To achieve these goals; The utility model provides a kind of weld holder; It is on-the-spot that this weld holder is used for the simulation welding, and wherein, this weld holder comprises base, is fixed on first header and second header on this base; Between said first header and said base, be connected with the first pipe group; Between said first header and said second header, be connected with the second pipe group, the pipe fitting that in said first pipe group and/or the said second pipe group, is used for welding operation breaks off, and weldment removably is fixed on the open end of said pipe fitting.
Further; The said first pipe group comprises a plurality of base tube rows; Said a plurality of base tube rows' a side is with the circumferential distribution of identical angle intervals along said first header; Said a plurality of base tube rows' opposite side is distributed on the said base with identical spacing, and the pipe fitting among each said base tube row is arranged along the axially parallel of said first header.
Preferably, each the said pipe fitting among the said base tube row comprises the header linkage section, and this header linkage section is connected with said first header, and the pipe fitting that is used for welding operation among the said base tube row selectively is positioned at said header linkage section place and breaks off.
Further; Has difference in height between said first header and said second header; The said second pipe group comprises a plurality of header tube rows; Said a plurality of header tube rows' both sides are respectively with the circumferential distribution of identical angle intervals along said first header and said second header, and the pipe fitting among each said header tube row is arranged along the axially parallel of said first header or said second header respectively.
Preferably, said weld holder comprises support and bearing, and on said base, said second header on said base, has difference in height between said support and the said bearing through said seat supports to said first header through said stent support.
Preferably, each the said pipe fitting among the said header tube row comprises respectively the header linkage section that is connected with said second header with said first header, and the pipe fitting that is used for welding operation among the said header tube row selectively is positioned at the disconnection of said header linkage section place.
Preferably, said angle intervals is 30 °.
Preferably, be separated with other said pipe fitting between being used between the said pipe fitting of welding operation among each said base tube row or each the said header tube row.
Preferably, be inserted with inner sleeve at said open end, said weldment removably is enclosed within on this inner sleeve.
Preferably; The fixture that is used for fixing said weldment is installed having on the said pipe fitting of said open end; This fixture comprises inner thread piece and bolt; Said inner thread piece is fixed on the said pipe fitting, and said bolt is threaded with said inner thread piece, and said weldment can be through said bolt.
The utility model is through providing above-mentioned weld holder; Especially through the welding position of the multiple angles on the weld holder is provided; To increase the difficulty of welding exercise; Thereby can improve the welding technical ability of welding personnel, directly when welding maybe enhancing weld on relevant device to have reduced welding personnel.
Other feature and advantage of the utility model will partly specify in embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of instructions, is used to explain the utility model with following embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation that has shown after pipe fitting in the weld holder of the utility model has dissecing of open position;
Fig. 2 is along the cut away view of A-A line among Fig. 1;
Fig. 3 is the profile of pipe fitting open position among Fig. 1.
Description of reference numerals
10 bases, 11 first headers
12 second headers, 13 pipe fittings
13a open end 14 weldments
15 inner sleeves, 16 supports
17 bearings, 18 fixtures
18a inner thread piece 18b bolt
19 base tube are arranged 20 header tube row
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model.Should be understood that embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
In the utility model, under the situation of not doing opposite explanation, the noun of locality of use typically refers to left and right in the accompanying drawing like " left and right ".
It is on-the-spot that the weld holder of the utility model is mainly used in simulation welding, specific in this embodiment, simulation be to relate to structure that header is connected with pipe row etc. in superheater in the boiler, reheater or the economizer, still be not limited to simulate the said equipment.
Referring to Fig. 1 to Fig. 3; The utility model can comprise base 10, be fixed on first header 11 and second header 12 on this base 10; Between first header 11 and base 10, be connected with the first pipe group; Between first header 11 and second header 12, be connected with the second pipe group, the pipe fitting 13 that is used for welding operation breaks off, and weldment 14 removably is fixed on the open end 13a of pipe fitting 13.Wherein, the pipe fitting 13 that is used for welding operation both can be the pipe fitting 13 of the first pipe group, also can be the pipe fitting 13 in the second pipe group.
When needs weld when training, weldment 14 is fixed on the open end 13a of pipe fitting 13, on weldment 14, carry out pipe fitting butt joint (as shown in Figure 3) then or tube sheet connects through welding manner.For example weldment 14 is directly welded with first header 11 or second header 12, can carry out the training that tube sheet connects.After the welding training of accomplishing a position, take off weldment 14.Carry out the welding training of other positions if desired, can use new weldment 14 in this welding position, and be fixed in corresponding open end 13a to weld training.By above-mentioned weld holder, can improve the welding technical ability of welding personnel, directly when welding maybe enhancing weld on relevant device to have reduced welding personnel.
Particularly, the first pipe group comprises a plurality of base tube rows 19, and a plurality of base tube rows' 19 a side is with the circumferential distribution of identical angle intervals along first header 11, and a plurality of base tube rows' 19 opposite side is distributed on the base 10 with identical spacing.In this embodiment, the first pipe group is positioned at the left side of first header 11, and base tube row 19 includes five pipe rows, but is not limited to five pipe rows.Wherein, the pipe fitting 13 among each base tube row 19 is arranged along the axially parallel of first header 11.Because a plurality of base tube row 19 circumferentially has an identical angle intervals along first header 11, promptly different base tube row 19 is connected with first header 11 in different directions, is implemented in different welding positions and has different welding complexities.Arrange base tube row 19 like this, can select different welding positions to put according to the different weld horizontal of welding personnel, to improve the welding technical ability of welding personnel targetedly.
Preferably, each pipe fitting 13 among the base tube row 19 comprises the header linkage section, and this header linkage section is connected with first header 11.The header linkage section that is appreciated that all pipe fittings 13 among each base tube row 19 is all with identical angle axial arranged along first header 11, thereby makes all pipe fittings 13 among each base tube row 19 be parallel to each other.In addition, a plurality of base tube are arranged a side of 19 with the circumferential distribution of identical angle intervals along first header 11, thereby form the first pipe group.Wherein, the pipe fitting 13 that is used for welding operation among the base tube row 19 selectively is positioned at header linkage section place and breaks off.That is to say that the pipe fitting 13 that is used for welding operation both can break off at header linkage section place, also can break off that different open positions has different welding difficulty, can be used for the difference welding technical ability of welding personnel is promoted in other positions.
In addition, be separated with other pipe fitting 13 between being used between the pipe fitting 13 of welding operation among each base tube row 19, promptly the pipe fitting 13 of other the non-disconnection that is not used in welding operation is arranged between the pipe fitting 13 that is used for welding operation, influences each other when avoiding welding.
Further, first header 11 and second header 12 have difference in height, and the second pipe group comprises a plurality of header tube rows 20, and a plurality of header tube rows' 20 both sides are respectively with the circumferential distribution of identical angle intervals along first header 11 and second header 12.In this embodiment, the second pipe group is positioned at the right side of first header 11 and is positioned at the left side of second header 12, and header tube row 20 includes five pipe rows, but is not limited to five pipe rows.Pipe fitting 13 among each header tube row 20 is arranged along the axially parallel of first header 11 or second header 12 respectively.
Wherein, first header 11 and second header 12 have difference in height, so that different header tube row 20 is connected with different angles with second header 12 with first header 11.As shown in Figure 1, weld holder comprises that support 16 and bearing 17, the first headers 11 are supported on the base 10 through support 16, and second header 12 is supported on the base 10 through bearing 17.Simultaneously because the difference in height between support 16 and the bearing 17, thereby can realize the difference in height between first header 11 and second header 12.
Preferably, each pipe fitting 13 among the pipe row comprises respectively the header linkage section that is connected with second header 12 with first header 11, and the pipe fitting 13 that is used for welding operation among the header tube row 20 selectively is positioned at the disconnection of header linkage section place, perhaps is positioned at other positions disconnections.Different open positions has different welding difficulty, can be used for the difference welding technical ability of welding personnel is promoted.
According to the welding needs of reality, those skilled in the art can be set at multiple angles at interval with above-mentioned angle intervals, like 30 °, 40 °, 45 ° or 60 ° or the like.Preferred angle intervals is 30 ° in the utility model, is 30 ° like the angle intervals between a plurality of base tube rows 19 in the first pipe group.A plurality of header tube rows 20 also are 30 ° along first header 11 and second header, 12 circumferential angle intervals respectively in the second pipe group.In addition; The circumferential angle intervals that a plurality of header tube rows 20 can also be edge first headers 11 is 30 °; Along the circumferential angle intervals of second header 12 is 45 ° etc., and the utility model does not limit this, is criterion with the welding technical ability that can improve welding personnel.
In addition; Arrange 19 identical with base tube; Be separated with other pipe fitting 13 between being used between the pipe fitting 13 of welding operation among each header tube row 20, promptly the pipe fitting 13 of other the non-disconnection that is not used in welding operation is arranged between the pipe fitting 13 that is used for welding operation, influences each other when avoiding welding.Can find out by Fig. 1, in base tube row 19 and header tube row 20, because the interval of other the pipe fitting that is not used in welding 13, make the open end 13a of the pipe fitting 13 that part is used to weld be blocked and invisible.
Referring to Fig. 3, be inserted with inner sleeve 15 at open end 13a, weldment 14 removably is enclosed within on this inner sleeve 15.Wherein, the diameter of inner sleeve 15 is slightly less than the diameter of pipe fitting 13, and inner sleeve 15 is fixed by welding in open end 13a.The diameter of weldment 14 is positioned at open end 13a place greater than inner sleeve 15 through being enclosed within on the inner sleeve 15.
Though above-mentioned inner sleeve 15 can be used for the location of weldment 14, can not weldment 14 be completely fixed in open end 13a.For this reason, the fixture 18 that is used for fixing weldment 14 can be installed on the pipe fitting with open end 13a 13.
The structure of this fixture 18 should be a various ways.As shown in Figure 3, fixture 18 comprises inner thread piece 18a and bolt 18b, and inner thread piece 18a fixes (through welding manner) on pipe fitting 13, and bolt 18b is threaded with inner thread piece 18a, and weldment 14 can be fixed through bolt 18b.Before preparing the welding training, the weldment 14 on swivel bolt 18b makes it and is sleeved on inner sleeve 15 contacts and is fastening; After the welding training is accomplished, need to remove weldment 14,18b rotates in opposite direction with bolt, thereby can like a cork weldment 14 be taken off from inner sleeve 15.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove in addition; Each concrete technical characterictic described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner; For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.As long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (10)
1. weld holder; It is on-the-spot that this weld holder is used for the simulation welding; It is characterized in that; This weld holder comprises base (10), is fixed on first header (11) and second header (12) on this base (10), between said first header (11) and said base (10), is connected with the first pipe group, between said first header (11) and said second header (12), is connected with the second pipe group; The pipe fitting (13) that in said first pipe group and/or the said second pipe group, is used for welding operation breaks off, and weldment (14) removably is fixed on the open end (13a) of said pipe fitting (13).
2. weld holder according to claim 1; It is characterized in that; The said first pipe group comprises a plurality of base tube rows (19); Said a plurality of base tube rows' (19) a side is with the circumferential distribution of identical angle intervals along said first header (11), and said a plurality of base tube rows' (19) opposite side is distributed on the said base (10) with identical spacing, and the pipe fitting (13) among each said base tube row (19) is arranged along the axially parallel of said first header (11).
3. weld holder according to claim 2; It is characterized in that; Each said pipe fitting (13) among the said base tube row (19) comprises the header linkage section; This header linkage section is connected with said first header (11), and the pipe fitting (13) that is used for welding operation among the said base tube row (19) selectively is positioned at said header linkage section place and breaks off.
4. weld holder according to claim 1; It is characterized in that; Has difference in height between said first header (11) and said second header (12); The said second pipe group comprises a plurality of header tube rows (20); Said a plurality of header tube rows' (20) both sides are respectively with the circumferential distribution of identical angle intervals along said first header (11) and said second header (12), and the pipe fitting (13) among each said header tube row (20) is arranged along the axially parallel of said first header (11) or said second header (12) respectively.
5. weld holder according to claim 4; It is characterized in that; Said weld holder comprises support (16) and bearing (17); Said first header (11) is supported on the said base (10) through said support (16), and said second header (12) is supported on the said base (10) through said bearing (17), has difference in height between said support (16) and the said bearing (17).
6. weld holder according to claim 4; It is characterized in that; Each said pipe fitting (13) among the said header tube row (20) comprises respectively the header linkage section that is connected with said second header (12) with said first header (11), and said header tube is arranged the pipe fitting (13) that is used for welding operation in (20) and selectively is positioned at the disconnection of said header linkage section place.
7. according to claim 2 or 4 described weld holders, it is characterized in that said angle intervals is 30 °.
8. according to claim 3 or 5 described weld holders, it is characterized in that, be separated with other said pipe fitting (13) between each said base tube row (19) or each said header tube are arranged between the said pipe fitting (13) that is used for welding operation in (20).
9. weld holder according to claim 1 is characterized in that, is inserted with inner sleeve (15) at said open end (13a), and said weldment (14) removably is enclosed within on this inner sleeve (15).
10. weld holder according to claim 9; It is characterized in that; The fixture (18) that is used for fixing said weldment (14) is installed having on the said pipe fitting (13) of said open end (13a), this fixture (18) comprises inner thread piece (18a) and bolt (18b), and said inner thread piece (18a) is fixed on the said pipe fitting (13); Said bolt (18b) is threaded with said inner thread piece (18a), and said weldment (14) can be fixing through said bolt (18b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200951268U CN202549158U (en) | 2012-03-14 | 2012-03-14 | Weld holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200951268U CN202549158U (en) | 2012-03-14 | 2012-03-14 | Weld holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202549158U true CN202549158U (en) | 2012-11-21 |
Family
ID=47169753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200951268U Expired - Lifetime CN202549158U (en) | 2012-03-14 | 2012-03-14 | Weld holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202549158U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418981A (en) * | 2013-08-19 | 2013-12-04 | 中国神华能源股份有限公司 | Simulation weld holder |
| CN104384780A (en) * | 2013-08-19 | 2015-03-04 | 江苏绿叶锅炉有限公司 | Welding tool for boiler header |
| CN106041411A (en) * | 2016-08-23 | 2016-10-26 | 郑州荣奇热电能源有限公司 | Method for repairing high-temperature superheater access header |
| CN106112383A (en) * | 2016-08-23 | 2016-11-16 | 郑州荣奇热电能源有限公司 | A kind of high temperature superheater imports and exports header restorative procedure |
-
2012
- 2012-03-14 CN CN2012200951268U patent/CN202549158U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418981A (en) * | 2013-08-19 | 2013-12-04 | 中国神华能源股份有限公司 | Simulation weld holder |
| CN104384780A (en) * | 2013-08-19 | 2015-03-04 | 江苏绿叶锅炉有限公司 | Welding tool for boiler header |
| CN104384780B (en) * | 2013-08-19 | 2015-12-30 | 江苏绿叶锅炉有限公司 | A kind of boiler header welding tooling |
| CN103418981B (en) * | 2013-08-19 | 2016-01-20 | 中国神华能源股份有限公司 | Simulation weld holder |
| CN106041411A (en) * | 2016-08-23 | 2016-10-26 | 郑州荣奇热电能源有限公司 | Method for repairing high-temperature superheater access header |
| CN106112383A (en) * | 2016-08-23 | 2016-11-16 | 郑州荣奇热电能源有限公司 | A kind of high temperature superheater imports and exports header restorative procedure |
| CN106041411B (en) * | 2016-08-23 | 2018-01-05 | 郑州荣奇热电能源有限公司 | A kind of high temperature superheater imports and exports header restorative procedure |
| CN106112383B (en) * | 2016-08-23 | 2018-07-10 | 郑州荣奇热电能源有限公司 | A kind of high temperature superheater imports and exports header restorative procedure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |