CN203592272U - Large-diameter pipe joint welding locating device - Google Patents
Large-diameter pipe joint welding locating device Download PDFInfo
- Publication number
- CN203592272U CN203592272U CN201320704940.XU CN201320704940U CN203592272U CN 203592272 U CN203592272 U CN 203592272U CN 201320704940 U CN201320704940 U CN 201320704940U CN 203592272 U CN203592272 U CN 203592272U
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- pipe joint
- tie
- arm
- pressing plate
- welding
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Abstract
The utility model relates to a large-diameter pipe joint welding locating device. The large-diameter pipe joint welding locating device is characterized in that a locating mechanism clamped to a welding position of a welding seam of a pipe joint is included, at least two sliding rods are arranged in the locating mechanism in a penetrating mode, the upper end and the lower end of each sliding rod are exposed out of the locating mechanism, a pull plate is arranged at the upper end of each sliding rod in a penetrating mode, the two ends of a telescopic mechanism are respectively connected with the pull plates and the sliding rods, a press plate is arranged at the lower end of each sliding rod and is locked and located on each sliding rod through a locking mechanism, and at working time, the restoration force of the telescopic mechanism enables the pull plates to hook the top end of the pipe joint, and the top faces of the press plates abut against the inner walls of a container. The large-diameter pipe joint welding locating device has the advantages of being low in overall manufacturing cost, simple to install and detach, and of being used in workshops in a large-scale mode. Shaft tiles with different numbers and different outer diameter sizes are further arranged on a locating shaft sleeve of the large-diameter pipe joint welding locating device, so that the large-diameter pipe joint welding locating device can be used for welding locating of large-diameter pipe joints of various specifications, and has the advantages of being good in universality, small in size, good in economic effect and capable of being stored and used in workshops conveniently.
Description
Technical field
The utility model relates to a kind of large-diameter pipe joint and on header body, puts the device before the luggage weldering operation of going forward side by side after having taken, it being positioned.
Background technology
In prior art, boiler header large-diameter pipe joint is subject to finished edge error effect, exists larger pendulum to take gap between pipe joint and header body.Pipe joint is between welding equipment, and plant operations personnel can reinforce to pipe joint (on pipe joint, header body, pendulum is taken steel plate and reinforced, and header inner mast copper sheet is filled up gap).Adopt this kind of method, heavy caliber Fillet welding quality can not be guaranteed.And pendulum is taken steel plate reinforcement operation on pipe joint, header body, postwelding steel plate need to use carbon arc to exclude, polish, and has affected boiler header product quality, has also reduced production efficiency.
Summary of the invention
The technical problems to be solved in the utility model is to improve large-diameter pipe joint pendulum to take assembly precision and efficiency.
In order to solve the problems of the technologies described above, the technical solution of the utility model has been to provide a kind of large-diameter pipe joint apparatus for welding and positioning, it is characterized in that: the detent mechanism that is stuck in Fillet welding position while comprising work, in detent mechanism, be equipped with at least two slippage bars, the two ends up and down of slippage bar are exposed to outside detent mechanism, upper end at slippage bar is equipped with arm-tie, the two ends of telescoping mechanism connect respectively arm-tie and slippage bar, lower end at slippage bar is equipped with pressing plate, pressing plate passes through retaining mechanism locking positioning on slippage bar, when work, by the restoring force of telescoping mechanism, the end face that arm-tie hooks pipe joint top and pressing plate is against on the inwall of header.
Preferably, described slippage bar can freely rotate around self axis, drives described pressing plate synchronous rotary by described arm-tie by slippage bar; Before in described detent mechanism penetrates described pipe joint, described arm-tie and described press plate rotary are to assembly station, now, in the space that the outermost of described arm-tie and described pressing plate all surrounds in described detent mechanism outer rim, described detent mechanism is stuck in described pipe joint smoothly; After in described detent mechanism is stuck in described pipe joint, rotate described arm-tie and drive described pressing plate synchronously to turn to location station by described slippage bar, the end face that makes described plate pulling hook residence state pipe joint top and described pressing plate by the restoring force of telescoping mechanism is against on the inwall of described header.
Preferably, described arm-tie and described pressing plate are all L-shaped, and the vertical portion of described arm-tie and described pressing plate is located on described slippage bar; When described arm-tie and described press plate rotary are during to assembly station, the horizontal component positioned opposite of all described arm-ties and the horizontal component positioned opposite of all described pressing plates; When described arm-tie and described press plate rotary are when locating station, the opposing layout of horizontal component of all described arm-ties and the opposing layout of horizontal component of all described pressing plates, the horizontal component of described arm-tie hooks described pipe joint top, and the end face of the horizontal component of described pressing plate is against on the inwall of described header.
Preferably, described detent mechanism comprises the positioning shaft sleeve that size is fixing, on the outer circumference surface of positioning shaft sleeve, be distributed with dismountable at least one bearing shell, select the bearing shell of different-thickness according to the internal diameter of described pipe joint, the external surface shape of every bearing shell and the inner wall shape of described pipe joint adapt, in described detent mechanism is stuck in described pipe joint time, the outer surface of bearing shell and the inwall of described pipe joint fit tightly.
Preferably, every described bearing shell is curved, and its angular range is 10 °～360 °.
Preferably, be provided with a round in the upper end of slippage bar every described, described telescoping mechanism is by being connected and being positioned at differing heights with the hole of diverse location
Preferably, every described slippage bar is positioned at the cross section of part of described detent mechanism for circular, and the cross section of remainder is square.
Preferably, on described slippage bar, be provided with the fixture block moving up and down for limiting it.
Preferably, described telescoping mechanism is extension spring.
The utility model contrast prior art has following beneficial effect: large-diameter pipe joint is put and taken on header body, before carrying out welding equipment operation, uses the utility model device, can play the role of positioning to large-diameter pipe joint.Pipe joint is without using steel plate to carry out reinforcement of weld.And, for there being the pipe joint groove that mismachining tolerance is large, use the utility model device, when welding operation, without filling up gap at pipe joint inwall pad copper sheet, guarantee welding quality.
The utility model device entirety has low cost of manufacture, loads and unloads the advantages such as simple, is convenient to workshop large scale investment and uses.The utility model device installs varying number additional on positioning shaft sleeve, and the bearing shell of various outer diameter size can be for the large-diameter pipe joint welding location of plurality of specifications.There is the advantages such as versatility is good, volume is little, good economical benefit, be convenient to workshop storage and use.
Accompanying drawing explanation
The front view of a kind of large-diameter pipe joint apparatus for welding and positioning that Fig. 1 provides for the utility model;
The top view of a kind of large-diameter pipe joint apparatus for welding and positioning that Fig. 2 provides for the utility model;
Fig. 3 is that B-B in Fig. 1 is to cutaway view;
Fig. 4 is the cutaway view of the positioning shaft sleeve in the utility model;
Fig. 5 is the top view of the positioning shaft sleeve in the utility model;
Fig. 6 is the schematic diagram of the bearing shell in the utility model;
Fig. 7 is the schematic diagram of the slippage bar in the utility model;
Fig. 8 is that the utility model is in confined state schematic diagram;
Fig. 9 is that the utility model is in positioning states schematic diagram;
Figure 10 is working state schematic representation of the present utility model.
The specific embodiment
For the utility model is become apparent, hereby with preferred embodiment, and coordinate accompanying drawing to be described in detail below.
As shown in Figures 1 and 2, a kind of large-diameter pipe joint apparatus for welding and positioning that the utility model provides comprises arm-tie 1, extension spring 2, slippage bar 3, fixture block 4, positioning shaft sleeve 5, soket head cap screw 6, bearing shell 7, pressing plate 8 and screw 9.
In conjunction with Fig. 4 and Fig. 5, positioning shaft sleeve 5 entirety are cylindrical, and its two-port sealing (upper and lower welding shrouding) has two vertical through holes on positioning shaft sleeve 5, and two slippage bars 3 pack in through hole separately.In conjunction with Fig. 3 and Fig. 7, the cross section that slippage bar 3 is positioned at the part of through hole is circle, and the cross section of remainder is square.On slippage bar 3, weld fixture block 4, move up and down in positioning shaft sleeve 5 for limit slip bar 3, but slippage bar 3 can be in the through hole of positioning shaft sleeve 5 rotates freely around self axis.Wear an arm-tie 1 in the upper end of every slippage bar 3, arm-tie 1 entirety is L-shaped, is that square through hole can be through on slippage bar 3 thereby its vertical portion has cross section, and the horizontal component of arm-tie 1 is hook formation, thereby can be hooked in the top of pipe joint 10.One end of extension spring 2 is connected with arm-tie 1, the other end is connected on slippage bar 3, in order to regulate the tensile elongation of extension spring 2, have row's circular hole in the upper end of slippage bar 3, by extension spring 2 is connected to be located at differing heights with the circular hole of diverse location.
In the present embodiment, in order to make a kind of large-diameter pipe joint apparatus for welding and positioning that the utility model provides can adapt to the pipe joint 10 of different inner diameters, the size of positioning shaft sleeve 5 is fixed, and on the outer circumference surface of positioning shaft sleeve 5, arrange bearing shell 7, the outer circumference surface of the inner surface of bearing shell 7 and positioning shaft sleeve 5 fits tightly, the inwall of its outer surface and pipe joint 10 fits tightly, therefore, bearing shell 7 is generally curved, its angle changes within the scope of 10 °～360 °, in the time that the angle of bearing shell 7 is 360 °, it is an annulus.Just can adopt the bearing shell 7 of different-thickness to the pipe joint 10 of different inner diameters, thereby make the utility model can be suitable for the pipe joint 10 of any internal diameter.Between bearing shell 7 and positioning shaft sleeve 5, can adopt dismountable connected mode arbitrarily, the quantity of bearing shell 7 also can be determined as required, as shown in Figure 6, in the present embodiment, adopt four bearing shells 7 that angle is 90 degree, on every bearing shell 7, all have a screwed hole, on the outer circumference surface of positioning shaft sleeve 5, also have four screwed holes, by soket head cap screw 6 and screwed hole, four bearing shells 7 are arranged on to the outer surface of positioning shaft sleeve 5, the material selection copper of soket head cap screw 6 and bearing shell 7.
Lower end at every slippage bar 3 also wears respectively a block pressur plate 8, and pressing plate 8 entirety are L-shaped, and its vertical portion is located on slippage bar 3, and the end face of its horizontal component props up the inwall of header 11.Pressing plate 8 passes through screw 9 locking positionings on slippage bar 3.
In conjunction with Figure 10, use procedure of the present utility model is:
The large-diameter pipe joint apparatus for welding and positioning assembling/welding equipment complete (bearing shell 7 and extension spring 2 wouldn't be installed) that the utility model is provided, measure pipe joint 10 internal diameter sizes to be assembled in header 11 inwall of purge tube joint 10, select the bearing shell 7 (suitable with pipe joint 10 internal diameter sizes) of respective angles and thickness and install, according to header wall thickness and pipe joint height, first regulate the position of pressing plate 8 on slippage bar 3, re-start fixing by screwing screw 9.Regulate afterwards the position of arm-tie 1 on slippage bar 3, and extension spring 2 is installed.Rotate arm-tie 1, and by slippage bar 3, pressing plate 8 is synchronously rotated, while turning to assembly station, the utility model is in state as shown in Figure 8.The utility model is put into pipe joint 10, make to be stuck in pipe joint 10 with the positioning shaft sleeve 5 of bearing shell 7.Rotate backward again arm-tie 1, and by slippage bar 3, pressing plate 8 is synchronously rotated, meanwhile, upwards carry and stretch arm-tie 1, arm-tie 1 is buckled in Large Diameter Pipeline pipe joint port, be to be stuck in pipe joint port after arm-tie 1 stretches, extension spring 2 produces deformation, and reply pulling force is provided, and pressing plate 8 props up the inwall of header 11, guarantee that positioning shaft sleeve 5 and bearing shell 7, in Fillet welding position, are now positioned at screens station, its state as shown in Figure 9.Carry out pipe joint 10 fillet weld seams, after end to be welded, carry and stretching and left/right reverse rotation arm-tie 1, take out the utility model device.
Claims (9)
1. a large-diameter pipe joint apparatus for welding and positioning, it is characterized in that: the detent mechanism that is stuck in pipe joint (10) fillet weld seam position while comprising work, in detent mechanism, be equipped with at least two slippage bars (3), the two ends up and down of slippage bar (3) are exposed to outside detent mechanism, be equipped with arm-tie (1) in the upper end of slippage bar (3), the two ends of telescoping mechanism connect respectively arm-tie (1) and slippage bar (3), be equipped with pressing plate (8) in the lower end of slippage bar (3), pressing plate (8) passes through retaining mechanism locking positioning on slippage bar (3), when work, by the restoring force of telescoping mechanism, the end face that arm-tie (1) hooks pipe joint (10) top and pressing plate (8) is against on the inwall of header (11).
2. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, it is characterized in that: described slippage bar (3) can freely rotate around self axis, drive described pressing plate (8) synchronous rotary by described arm-tie (1) by slippage bar (3); Before in described detent mechanism penetrates described pipe joint (10), described arm-tie (1) and described pressing plate (8) turn to assembly station, now, in the space that the outermost of described arm-tie (1) and described pressing plate (8) all surrounds in described detent mechanism outer rim, described detent mechanism is stuck in described pipe joint (10) smoothly; After in described detent mechanism is stuck in described pipe joint (10), rotate described arm-tie (1) and drive described pressing plate (8) synchronously to turn to location station by described slippage bar (3), by the restoring force of telescoping mechanism, the end face that described arm-tie (1) hooks described pipe joint (10) top and described pressing plate (8) being against on the inwall of described header (11).
3. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 2, it is characterized in that: described arm-tie (1) and described pressing plate (8) are all L-shaped, the vertical portion of described arm-tie (1) and described pressing plate (8) is located on described slippage bar (3); In the time that described arm-tie (1) and described pressing plate (8) turn to assembly station, the horizontal component positioned opposite of the horizontal component positioned opposite of all described arm-ties (1) and all described pressing plates (8); In the time that described arm-tie (1) and described pressing plate (8) turn to location station, the opposing layout of horizontal component of all described arm-ties (1) and the opposing layout of horizontal component of all described pressing plates (8), the horizontal component of described arm-tie (1) hooks described pipe joint (10) top, and the end face of the horizontal component of described pressing plate (8) is against on the inwall of described header (11).
4. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, it is characterized in that: described detent mechanism comprises the fixing positioning shaft sleeve of size (5), on the outer circumference surface of positioning shaft sleeve (5), be distributed with dismountable at least one bearing shell (7), select the bearing shell (7) of different-thickness according to the internal diameter of described pipe joint (10), the inner wall shape of the external surface shape of every bearing shell (7) and described pipe joint (10) adapts, in described detent mechanism is stuck in described pipe joint (10) time, the inwall of the outer surface of bearing shell (7) and described pipe joint (10) fits tightly.
5. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 4, is characterized in that: every described bearing shell (7) is curved, and its angular range is 10 °～360 °.
6. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, is characterized in that: the upper end at slippage bar (3) every described is provided with a round, and described telescoping mechanism is by being connected and being positioned at differing heights with the hole of diverse location.
7. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, is characterized in that: the cross section that every described slippage bar (3) is positioned at the part of described detent mechanism is circle, and the cross section of remainder is square.
8. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, is characterized in that: on described slippage bar (3), be provided with for limiting its fixture block moving up and down (4).
9. a kind of large-diameter pipe joint apparatus for welding and positioning as claimed in claim 1, is characterized in that: described telescoping mechanism is extension spring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704940.XU CN203592272U (en) | 2013-11-08 | 2013-11-08 | Large-diameter pipe joint welding locating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704940.XU CN203592272U (en) | 2013-11-08 | 2013-11-08 | Large-diameter pipe joint welding locating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203592272U true CN203592272U (en) | 2014-05-14 |
Family
ID=50673219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320704940.XU Withdrawn - After Issue CN203592272U (en) | 2013-11-08 | 2013-11-08 | Large-diameter pipe joint welding locating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203592272U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551791A (en) * | 2013-11-08 | 2014-02-05 | 上海锅炉厂有限公司 | Welding positioning device for large-diameter pipe joint |
| CN109594558A (en) * | 2018-12-14 | 2019-04-09 | 福建鸿生高科环保科技有限公司 | A kind of reinforced concrete hollow tube pile connection device and connection method |
| CN112453821A (en) * | 2021-01-26 | 2021-03-09 | 菲格瑞特（苏州）汽车科技有限公司 | Clamping device for automobile parts |
-
2013
- 2013-11-08 CN CN201320704940.XU patent/CN203592272U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551791A (en) * | 2013-11-08 | 2014-02-05 | 上海锅炉厂有限公司 | Welding positioning device for large-diameter pipe joint |
| CN103551791B (en) * | 2013-11-08 | 2015-07-15 | 上海锅炉厂有限公司 | Welding positioning device for large-diameter pipe joint |
| CN109594558A (en) * | 2018-12-14 | 2019-04-09 | 福建鸿生高科环保科技有限公司 | A kind of reinforced concrete hollow tube pile connection device and connection method |
| CN112453821A (en) * | 2021-01-26 | 2021-03-09 | 菲格瑞特（苏州）汽车科技有限公司 | Clamping device for automobile parts |
| CN112453821B (en) * | 2021-01-26 | 2021-04-16 | 菲格瑞特（苏州）汽车科技有限公司 | Clamping device for automobile parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140514 Effective date of abandoning: 20150715 |
|
| RGAV | Abandon patent right to avoid regrant |