CN201881107U - Special clamp for butt joint of boiler pipelines - Google Patents
Special clamp for butt joint of boiler pipelines Download PDFInfo
- Publication number
- CN201881107U CN201881107U CN2010205851394U CN201020585139U CN201881107U CN 201881107 U CN201881107 U CN 201881107U CN 2010205851394 U CN2010205851394 U CN 2010205851394U CN 201020585139 U CN201020585139 U CN 201020585139U CN 201881107 U CN201881107 U CN 201881107U
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- China
- Prior art keywords
- intermediate plate
- cylinder
- ear handle
- clamp holder
- longitudinally
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- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a special clamp for butt joint of boiler pipelines, which comprises a first clamp plate, a second clamp plate, a first clamp handle and a second clamp handle. When the first clamp plate in cylindrical casing structure covers the outer surface of a cylinder while keeping parallel with the cylinder longitudinally, the first clamp plate and the outer surface of the first clamp plate are provided with one or two or multiple straight lines which are intersected and parallel to the longitudinal direction. When the second clamp plate in cylindrical casing structure covers the outer surface of the cylinder while keeping parallel to the cylinder longitudinally, the second clamp plate and the outer surface of the cylinder are provided with one or two or multiple straight lines which are intersected and parallel to the longitudinal direction. The first clamp handle is fixed on the first clamp plate, the second clamp handle is fixed on the second clamp plate, the cylinder is firmly clamped between the first clamp plate and the second clamp plate through the first clamp handle and the second clamp handle, and simultaneously the cylinder is parallel to the first clamp plate and the second clamp plate longitudinally.
Description
Technical field
The utility model relates to a kind of welding aid, specifically, relates to a kind of boiler tubing butt joint special fixture.
Background technology
The boiler quantity that pipeline is formed a team in installation process is more, and the stress when pipeline is formed a team is big and to organize right required precision very high, thereby welding difficulty relatively.Do not adopt special instrument and with the pipeline of boiler form a team directly that welding efficiency is lower, the quality of pipeline counterpart is difficult for guaranteeing and personnel's labour intensity is bigger.Therefore, making boiler tubing butt joint special fixture makes it meet code requirement with the precision of increasing work efficiency, improve the pipeline welding and the labour intensity that reduces personnel is very important.
Summary of the invention
The purpose of this utility model is to provide a kind of boiler tubing butt joint special fixture that is simple and easy to usefulness, so that under elimination pipe stress situation, boiler tubing is grouping welding, avoid the defective of forcing counterpart to produce, thereby increase work efficiency, improve precision that pipeline forms a team to weld and the labour intensity that reduces personnel.
To achieve these goals, the utility model provides a kind of boiler tubing butt joint special fixture, it comprises: first intermediate plate, has cylinder shape shell structure, when described first intermediate plate covered on the outer surface of this cylinder under the situation of the longitudinally keeping parallelism of its longitudinally and a cylinder, described first intermediate plate had one or two or many crossing and parallel with described longitudinally straight lines with the outer surface of described cylinder; Second intermediate plate, has cylinder shape shell structure, when described second intermediate plate covered on the outer surface of this cylinder under the situation of the longitudinally keeping parallelism of its longitudinally and a cylinder, described second intermediate plate had one or two or many crossing and parallel with described longitudinally straight lines with the outer surface of described cylinder; First clamp holder is fixed on described first intermediate plate; Second clamp holder, be fixed on described second intermediate plate, wherein, a cylinder can be clipped in securely between described first intermediate plate and described second intermediate plate by described first clamp holder and described second clamp holder, the longitudinally of described cylinder and the longitudinally of described first, second intermediate plate are parallel to each other simultaneously.
Preferably, described first clamp holder comprises a pair of ear handle, and described a pair of ear handle is separately fixed at the both sides of the edge of described first intermediate plate along the direction perpendicular to the longitudinally of described first intermediate plate, and each described ear handle is provided with at least one ear handle hole; Described second clamp holder comprises a pair of ear handle, described a pair of ear handle edge is separately fixed at the both sides of the edge of described second intermediate plate perpendicular to the direction of the longitudinally of described second intermediate plate, each described ear handle is provided with at least one ear handle hole, wherein, ear handle hole on a pair of ear handle of described second intermediate plate is corresponding with the ear handle hole on a pair of ear handle of described first intermediate plate respectively, can be after described first intermediate plate and second intermediate plate are clamped a cylinder by described first intermediate plate and second intermediate plate on ear handle hole on the corresponding ear handle utilize screw bolt and nut that described first intermediate plate and second intermediate plate are clamped described cylinder.
In addition preferably, on described first intermediate plate and/or second intermediate plate, offer window.
Perhaps, preferably, described first clamp holder and/or described second clamp holder are the Y type handle of an end bifurcated, wherein said first clamp holder and described second clamp holder get up by hinged interconnection, make when a pair of opposite end of described first clamp holder and described second clamp holder is close to each other, another of described first clamp holder and described second clamp holder is also close to each other to the opposite end, thereby makes described first intermediate plate and described second intermediate plate clamp described cylinder.
In addition preferably, on described first intermediate plate and/or described second intermediate plate, between described Y type handle, offer window.
Preferably, described first intermediate plate and/or described second intermediate plate are made by one of angle steel, channel-section steel or steel pipe of longitudinally cutting.
Description of drawings
Fig. 1 is the perspective diagram of the described boiler tubing butt joint of first embodiment of the present utility model special fixture;
The schematic top plan view that Fig. 2 is to use the described boiler tubing butt joint of first embodiment of the present utility model special fixture that one group of pipeline is docked;
Fig. 3 is the schematic top plan view of the described boiler tubing butt joint of second embodiment of the present utility model special fixture;
Fig. 4 is the cross-sectional schematic of the described boiler tubing butt joint of the 3rd embodiment of the present utility model special fixture;
Fig. 5 is the cross-sectional schematic of the described boiler tubing butt joint of the 4th embodiment of the present utility model special fixture; And
Fig. 6 is the schematic top plan view of the described boiler tubing butt joint of the 4th embodiment of the present utility model special fixture.
The specific embodiment
The embodiment of boiler tubing butt joint special fixture described in the utility model is described below with reference to the accompanying drawings.Those of ordinary skill in the art can recognize, under the situation that does not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.In addition, in this manual, accompanying drawing draws not in scale, and identical Reference numeral is represented identical part.
[first embodiment]
Fig. 1 is the perspective diagram of the described boiler tubing butt joint of first embodiment of the present utility model special fixture.The schematic top plan view that Fig. 2 is to use the described boiler tubing butt joint of first embodiment of the present utility model special fixture that one group of pipeline is docked.As shown in Figure 1 and Figure 2, the described boiler tubing butt joint of first embodiment of the present utility model special fixture 10 comprises the first intermediate plate 11a, the second intermediate plate 11b, a pair of first ear handle 12a, a pair of second ear handle 12b, a pair of first ear handle hole 13a, a pair of second ear handle hole 13b and window 14.The first intermediate plate 11a is identical with the second intermediate plate 11b, is cylinder cylinder shape shell structure, can be by making to half of cutting and getting wherein along the lengthwise of steel pipe is square.With the perpendicular direction of the longitudinally of the first intermediate plate 11a and the second intermediate plate 11b on, be provided with a pair of first ear handle 12a in the both sides of the edge of the first intermediate plate 11a, be provided with a pair of second ear handle 12b in the both sides of the edge of the second intermediate plate 11b.On the first ear handle 12a, be provided with the first ear handle hole 13a, and on the second ear handle 12b, be provided with the second ear handle hole 13b, wherein, relative with the second intermediate plate 11b and altogether the time as the first intermediate plate 11a, the first ear handle hole 13a of the both sides of the first intermediate plate 11a is corresponding with the second ear handle hole 13b of the both sides of the second intermediate plate 11b respectively.In addition, on the first intermediate plate 11a, be provided with window 14.When adopting 100 pairs of boiler tubings of the described boiler tubing butt joint special fixture of present embodiment to form a team to weld, as shown in Figure 2, the pipeline 100 and 200 that will form a team is furthered, cover the upper surface of the intersection of pipeline 100 and pipeline 200 with the first intermediate plate 11a, cover the lower surface of the intersection of pipeline 100 and pipeline 200 simultaneously with the second intermediate plate 11b, make ear handle hole 13a and the second ear handle hole 13b alignment of winning, insert among the first ear handle hole 13a of alignment and the second ear handle hole 13b with stud then and use nut screwing clamping.So just make pipeline 100 and pipeline 200 form a team well to align.Owing on the first intermediate plate 11a, offer the window 14 that is of moderate size, therefore, welding gun can be stretched in the window 14 pipeline counterpart place is carried out spot welding.Afterwards, remove described special fixture, again the counterpart place of pipeline 100 and 200 is welded.
Above-mentioned boiler tubing butt joint special fixture can be used for the welding of forming a team of the bigger pipeline of calibers such as monowall tube, communicating pipe.The use of described anchor clamps can reduce pipeline group to the time misalignment, the inside and outside defective such as recessed that occur.
[second embodiment]
For the welding of small-bore pipeline, can substitute ear handle among above-mentioned first embodiment with the pincers handle, make boiler tubing butt joint special fixture described in the utility model use more convenient like this.Below with reference to Fig. 3 the described boiler tubing butt joint of second embodiment of the present utility model special fixture is described.Fig. 3 is the schematic top plan view of the described boiler tubing butt joint of second embodiment of the present utility model special fixture.As shown in Figure 3, the difference of second embodiment of the present utility model and first embodiment is, in the present embodiment, use two pairs of ear handles among alternative above-mentioned first embodiment of a pair of pincers handle, and described a pair of pincers handle is separately fixed on described first intermediate plate and second intermediate plate.At least one pincers handle in the described a pair of pincers handle is Y type pincers handle, and promptly this pincers handle has a divergent ends, and this divergent ends is fixed on described first intermediate plate or second intermediate plate, and window 14 is opened between the described bifurcated.For example, as shown in the figure, Y type pincers handle 15a substitutes a pair of ear handle 12a among first embodiment, and the divergent ends of Y type pincers handle 15a is fixed on the first intermediate plate 11a, and window 14 is opened between the bifurcated of Y type pincers handle 15a.Described a pair of pincers handle couples together by hinge member 16, thereby can make the opening and closing to and fro of two pincers handles, and when an end of two pincers handles was close mutually, its other end was also close mutually, just as scissors or hand vice.Except that above-mentioned, other structure in the present embodiment is basically the same as those in the first embodiment, and therefore omits it is carried out the description of repetition.
The described boiler tubing butt joint of present embodiment special fixture can be used in the welding of forming a team of small-bore pipelines such as economizer, superheater, convection bank.The use of described anchor clamps can reduce pipeline group to the time misalignment, the inside and outside defective such as recessed that occur.
[the 3rd embodiment]
First intermediate plate of boiler tubing among above-mentioned first embodiment butt joint special fixture and second intermediate plate also can use cylinder shape shell structure such as channel-section steel to make.Below in conjunction with Fig. 4 the described boiler tubing butt joint of the 3rd embodiment of the present utility model special fixture is described.Fig. 4 is the cross-sectional schematic of the described boiler tubing butt joint of the 3rd embodiment of the present utility model special fixture.As shown in Figure 4, the difference of the 3rd embodiment of the present utility model and first embodiment is, in the present embodiment, the first intermediate plate 11a ' and the second intermediate plate 11b ' use channel-section steel to make, in addition, other structure in the present embodiment is basically the same as those in the first embodiment, and therefore omits it is carried out the description of repetition.
When using the described boiler tubing butt joint of present embodiment special fixture, the pipeline 100 and 200 that will form a team is furthered, cover the upper surface of the intersection of pipeline 100 and pipeline 200 with the first intermediate plate 11a ', use the second intermediate plate 11b ' to cover the lower surface of the intersection of pipeline 100 and pipeline 200 simultaneously, make ear handle hole 13a and the second ear handle hole 13b alignment of winning, insert among the first ear handle hole 13a of alignment and the second ear handle hole 13b also with nut 18 with stud 17 then it is tightened.
[the 4th embodiment]
First intermediate plate of boiler tubing among above-mentioned second embodiment butt joint special fixture and second intermediate plate also can use cylinder shape shell structure such as angle steel to make.Below in conjunction with Fig. 5 and Fig. 6 the described boiler tubing butt joint of the 4th embodiment of the present utility model special fixture is described.Fig. 5 is the cross-sectional schematic of the described boiler tubing butt joint of the 4th embodiment of the present utility model special fixture, and Fig. 6 is the schematic top plan view of the described boiler tubing butt joint of the 4th embodiment of the present utility model special fixture.As shown in Figure 5 and Figure 6, the difference of the 4th embodiment of the present utility model and second embodiment is that in the present embodiment, the first intermediate plate 11a ' ' and the second intermediate plate 11b ' ' use angle steel to make.In addition, on the first intermediate plate 11a ' ' and/or the second intermediate plate 11b ' ', do not offer window 14.In addition, other structure in the present embodiment is identical with second embodiment's, therefore omits it is carried out the description of repetition.
After using the described boiler tubing butt joint of present embodiment special fixture that pipeline is formed a team, can be from the first intermediate plate 11a " and the second intermediate plate 11b " between the slit in the pipeline counterpart is carried out spot welding, weld again after removing anchor clamps then, therefore, at the first intermediate plate 11a " and/or the second intermediate plate 11b " on can not establish window 14.Can certainly offer window 14, as embodiment 2.
In previous embodiment of the present utility model, the shape of cross section self of described first intermediate plate and second intermediate plate is symmetrical, and also is symmetrical mutually.But the shape of cross section of first intermediate plate and second intermediate plate self can be asymmetric, and they each other also can be different, make of angle steel such as first intermediate plate, and second intermediate plate is made or the like of channel-section steel.In addition, can be provided with a plurality of ear handles hole on described first ear handle and/or second ear handle; Described first intermediate plate and second intermediate plate can all be offered window.In addition, boiler tubing butt joint special fixture described in the utility model also can be widely used in the installation of Industrial Metal pipeline.
Should be noted that in the utility model those of skill in the art can carry out various improvement, distortion and combination on the basis of the foregoing description, and these improvement, distortion and combination are also all within protection domain of the present utility model.Should be understood that above-mentioned specific descriptions just are used for illustrating the utility model, protection domain of the present utility model is limited by appended claims and equivalent thereof.
Claims (6)
1. a boiler tubing butt joint special fixture is characterized in that, comprising:
First intermediate plate, has cylinder shape shell structure, when described first intermediate plate covered on the outer surface of this cylinder under the situation of the longitudinally keeping parallelism of its longitudinally and a cylinder, described first intermediate plate had one or two or many crossing and parallel with described longitudinally straight lines with the outer surface of described cylinder;
Second intermediate plate, has cylinder shape shell structure, when described second intermediate plate covered on the outer surface of this cylinder under the situation of the longitudinally keeping parallelism of its longitudinally and a cylinder, described second intermediate plate had one or two or many crossing and parallel with described longitudinally straight lines with the outer surface of described cylinder;
First clamp holder is fixed on described first intermediate plate;
Second clamp holder, be fixed on described second intermediate plate, wherein, described first clamp holder and described second clamp holder are operated to a cylinder is clipped between described first intermediate plate and described second intermediate plate securely, and the longitudinally of described cylinder and the longitudinally of described first, second intermediate plate are parallel to each other simultaneously.
2. boiler tubing butt joint special fixture according to claim 1 is characterized in that,
Described first clamp holder comprises a pair of ear handle, and described a pair of ear handle is separately fixed at the both sides of the edge of described first intermediate plate along the direction perpendicular to the longitudinally of described first intermediate plate, and each described ear handle is provided with at least one ear handle hole;
Described second clamp holder comprises a pair of ear handle, described a pair of ear handle edge is separately fixed at the both sides of the edge of described second intermediate plate perpendicular to the direction of the longitudinally of described second intermediate plate, each described ear handle is provided with at least one ear handle hole, wherein, ear handle hole on a pair of ear handle of described second intermediate plate is corresponding with the ear handle hole on a pair of ear handle of described first intermediate plate respectively, after described first intermediate plate and second intermediate plate are clamped a cylinder, utilize screw bolt and nut that described first intermediate plate and second intermediate plate are clamped described cylinder by the ear handle hole on the corresponding ear handle on described first intermediate plate and second intermediate plate.
3. boiler tubing butt joint special fixture according to claim 1 is characterized in that,
Described first clamp holder and/or described second clamp holder are the Y type handle of an end bifurcated, wherein said first clamp holder and described second clamp holder get up by hinged interconnection, make when a pair of opposite end of described first clamp holder and described second clamp holder is close to each other, another of described first clamp holder and described second clamp holder is also close to each other to the opposite end, thereby makes described first intermediate plate and described second intermediate plate clamp described cylinder.
4. according to the described boiler tubing butt joint of in the claim 1 to 3 each special fixture, it is characterized in that described first intermediate plate and/or described second intermediate plate are made by one of angle steel, channel-section steel or steel pipe of longitudinally cutting.
5. boiler tubing butt joint special fixture according to claim 2 is characterized in that, offers window on described first intermediate plate and/or second intermediate plate.
6. boiler tubing butt joint special fixture according to claim 3 is characterized in that, on described first intermediate plate and/or described second intermediate plate, offers window between described Y type handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205851394U CN201881107U (en) | 2010-10-29 | 2010-10-29 | Special clamp for butt joint of boiler pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205851394U CN201881107U (en) | 2010-10-29 | 2010-10-29 | Special clamp for butt joint of boiler pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201881107U true CN201881107U (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205851394U Expired - Lifetime CN201881107U (en) | 2010-10-29 | 2010-10-29 | Special clamp for butt joint of boiler pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201881107U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679136A (en) * | 2012-05-08 | 2012-09-19 | 安徽三山机械制造有限公司 | Metal connecting pipe |
| CN104191126A (en) * | 2014-08-20 | 2014-12-10 | 来宾华锡冶炼有限公司 | Hoop used for clamping spray gun main body and spray gun head of Ausmelt furnace during welding |
| CN104999236A (en) * | 2015-08-19 | 2015-10-28 | 中国能源建设集团天津电力建设有限公司 | Manufacturing and using method of clamp forceps for butt welding of thermal-control gauge pipes |
| CN107470845A (en) * | 2017-07-17 | 2017-12-15 | 北京控制工程研究所 | A kind of frock and method using frock progress argon tungsten-arc welding of being loaded |
| CN108907596A (en) * | 2018-07-12 | 2018-11-30 | 中国五冶集团有限公司 | The auxiliary device and its welding method connect for biomass boiler Pipeline butt |
| CN109420873A (en) * | 2017-08-31 | 2019-03-05 | 中国二十冶集团有限公司 | A kind of welding of indentical tube part contra-aperture device and welding method |
-
2010
- 2010-10-29 CN CN2010205851394U patent/CN201881107U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679136A (en) * | 2012-05-08 | 2012-09-19 | 安徽三山机械制造有限公司 | Metal connecting pipe |
| CN104191126A (en) * | 2014-08-20 | 2014-12-10 | 来宾华锡冶炼有限公司 | Hoop used for clamping spray gun main body and spray gun head of Ausmelt furnace during welding |
| CN104999236A (en) * | 2015-08-19 | 2015-10-28 | 中国能源建设集团天津电力建设有限公司 | Manufacturing and using method of clamp forceps for butt welding of thermal-control gauge pipes |
| CN107470845A (en) * | 2017-07-17 | 2017-12-15 | 北京控制工程研究所 | A kind of frock and method using frock progress argon tungsten-arc welding of being loaded |
| CN107470845B (en) * | 2017-07-17 | 2019-04-09 | 北京控制工程研究所 | A method of the tooling that is loaded and utilize the tooling carry out argon tungsten-arc welding |
| CN109420873A (en) * | 2017-08-31 | 2019-03-05 | 中国二十冶集团有限公司 | A kind of welding of indentical tube part contra-aperture device and welding method |
| CN108907596A (en) * | 2018-07-12 | 2018-11-30 | 中国五冶集团有限公司 | The auxiliary device and its welding method connect for biomass boiler Pipeline butt |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |
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| CX01 | Expiry of patent term |