CN203380561U - Simple device for assembly of steel penstock stiffening ring - Google Patents
Simple device for assembly of steel penstock stiffening ring Download PDFInfo
- Publication number
- CN203380561U CN203380561U CN201320431315.2U CN201320431315U CN203380561U CN 203380561 U CN203380561 U CN 203380561U CN 201320431315 U CN201320431315 U CN 201320431315U CN 203380561 U CN203380561 U CN 203380561U
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- track
- support panel
- stiffening ring
- steel
- penstock
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Abstract
The utility model discloses a simple device for the assembly of a steel penstock stiffening ring. According to the utility model, vertical pillars are welded with a support panel; the support panel and track fixing racks are connected into a whole through welding; a track is fixed on the support panel through the track fixing racks; one ends of side pulling boards are sleeved on the track, and the other ends of the side pulling boards are propped against the inner wall of the steel penstock body; sleeve pipes and the support panel are connected into a whole through welding; springs are placed in the sleeve pipes to support the track; jacks are placed on the track, and are not connected with the track. According to the device, the mounting is simple, and the use is convenient; the quality of the steel penstock stiffening ring and the steel penstock wall surface is effectively controlled; auxiliary workload of the manufacturing of steel penstocks is greatly reduced; the manufacturing efficiency is improved; the cost is saved; the disassembly is easy; the control of the elevation and the flatness is accurate; the device can be reused for many times.
Description
Technical field
The utility model relates to a kind of for the right easy device of penstock stiffening ring group, relates in particular to a kind of penstock stiffening ring group pair of being convenient to, and guarantees the easy device of penstock tube wall surface quality.
Background technology
Penstock is more and more applied in power station, and especially the water-carriage system of hydroenergy storage station is affected by geological conditions, often a large amount of employing penstock lining cutting.Along with scientific and technical development, the also a large amount of manufacture that is applied to penstock of 600Mpa level and 800Mpa level high strength steel plate, this manufacturing technology for penstock is also had higher requirement, must not be with being intended to other interim member of welding on steel pipe, should carry out by corresponding welding requirements for one; After removing polishing in addition, also require to carry out magnetic powder inspection.The traditional group of stiffening ring is vertical group to method, and steel pipe stands up (the parallel ground of the mouth of pipe), utilizes crane lifting cooperation group to stiffening ring.Adopt traditional gantry jig when adjusting between stiffening ring and tube wall gap, gantry jig will be welded on tube wall, then with jack, adjusted, so not only increased and organized right workload and intensity, and the polishing amount of crator is also very large, the welding of portal frame and to cut off holding time too many, greatly reduce the group of stiffening ring to speed.The stiffening ring group, to after completing, be cut off gantry jig by code requirement, but, according to previous experiences, most of workmens, when removing portal frame, take the method for firmly breaking, and have so greatly damaged mother metal, dell even occurs, need soldering again after polishing.Do not note while polishing in addition can injuring mother metal yet, reduce thickness, surpass 2mm and also need soldering, had a strong impact on the quality that penstock is made.
Summary of the invention
In order to solve the problem of current penstock stiffening ring group to existing, the utility model provides a kind of penstock stiffening ring group pair of being convenient to, and guarantees penstock tube wall surface quality, the right easy device of penstock stiffening ring group that can always use.
Addressing the above problem taked technical measures is:
The right easy device of a kind of penstock stiffening ring group, it is characterized in that: by column 1, support panel 2, track fixed mount 3, track 4, layback plate 5, sleeve pipe 6, spring 7 and jack 8, formed, wherein: column 1 welds together with support panel 2, support panel 2 is whole by being welded to connect into track fixed mount 3, track 4 is fixed on support panel 2 by track fixed mount 3, one end cover of layback plate 5 is received on track 4, sleeve pipe 6 is integrally welded with support panel 2, spring 7 is placed in sleeve pipe 6, and jack 8 is placed on track 4.
The beneficial effects of the utility model: after the longitudinal seam welding of single-unit penstock completes, enter into the stiffening ring group to operation, tube coupling is hung on the roll welding chassis arranged in advance, at this moment determine optimum position reliable the fixing of this device according to the physical location of steel pipe, the stiffening ring lifting can arrange that a 1T electric block carries out, after this device is in place, at first by the layback plate, track and steel pipe relative position are fixed, then utilize jack to hold out against, make itself and tube wall gap meet code requirement, and carry out the spot welding reinforcing by code requirement, after reinforcing completes, unclamp jack, rotate the roll welding chassis, make next gap, place not meet the position of code requirement place in jack, then repeat above-mentioned work.Jack is placed on support panel all the time, and bottom, by rail supported, does not need manually to bring and take away, the convenience, laborsaving that operates, and greatly raise labour productivity.The layback plate plays fixation workpiece and the effect of installing relative position, this has substituted the effect of original portal frame, but do not need to be welded with steel pipe, greatly reduced the right back work amount of stiffening ring group, avoided because the mass defect that the interim annex of welding causes the steel pipe body.This device is installed simple, easy to use, and pipe stiffener ring group is effectively controlled to quality and tube wall surface quality, greatly reduces steel pipe and manufactures the back work amount, enhance productivity, cost-saving, be easy to remove, elevation and flatness are controlled precisely, can be repeatedly used.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is use state diagram of the present utility model;
The right view that Fig. 3 is Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done to specific descriptions.
The right easy device of a kind of penstock stiffening ring group, as shown in Figure 1, by column 1, support panel 2, track fixed mount 3, track 4, layback plate 5, sleeve pipe 6, spring 7 and jack 8 form, wherein: column 1 is formed by steel plate installed-welded, column 1 welds together with support panel 2, support panel 2 is whole by being welded to connect into track fixed mount 3, track 4 is fixed on support panel 2 by track fixed mount 3, one end cover of layback plate 5 is received on track 4, the other end holds out against the inwall of steel pipe 9 when work, sleeve pipe 6 is integrally welded with support panel 2, spring 7 is placed in sleeve pipe 6, track 4 is played to a supporting role, jack 8 is placed on track 4, with track 4, be not connected.This device can form integral body by welding with ground embedded board or joint bar, uses and facilitates and increase again security.
Wherein: column 1 adopts thickness 22mm Plate Welding to form, support panel 2 adopts thickness 28mm steel plate to be made, track fixed mount 3 adopts thickness 28mm steel plate to be made, centre cuts into the rail steel shape of cross section, size is bigger, but should guarantee up and down the activity space of 30mm left and right, track 4 adopts the heavy rail of 43kg/m to be made, layback plate 5 is made by thickness 16mm steel plate, be processed into the rail steel shape of cross section with rail connection, size is bigger, can guarantee layback plate 5 conveniently movings, the other end of layback plate 5 is baffle forms, guarantee certain intensity, sleeve pipe 6 adopts 4 minutes steel pipe manufacturings to form, the sleeve bottom sealing, spring 7 adopts external diameter 80mm, the cylindrical spring that bearing capacity 200kg is above, jack 8 adopts the 16T screw jack.The length of the length of the spacing between column 1, support panel 2, track 3 can be determined according to steel pipe single-unit length.While determining the position of this device, should guarantee that support panel is perpendicular to the steel pipe tube wall, and guarantee that between stiffening ring 11 and jack, distance is advisable at 50mm.
Fig. 2 and Fig. 3 are use state diagram of the present utility model.After the longitudinal seam welding of single-unit penstock completes, enter into the stiffening ring group to operation, tube coupling is hung on the roll welding chassis 10 arranged in advance, at this moment determine optimum position reliable the fixing of this device according to the physical location of steel pipe 9, stiffening ring 11 liftings can arrange that a 1T electric block carries out, after this device is in place, at first by layback plate 5, track 4 and steel pipe 9 relative positions are fixed, then utilize jack 8 to hold out against, make itself and tube wall gap meet code requirement, and carry out the spot welding reinforcing by code requirement, after reinforcing completes, unclamp jack 8, rotate roll welding chassis 10, make next gap, place not meet the position of code requirement place in jack 8, then repeat above-mentioned work.Jack 8 is placed on support panel 2 all the time, and bottom is supported by track 4, does not need manually to bring and take away, the convenience, laborsaving that operates, and greatly raise labour productivity.Layback plate 5 plays the effect of fixation workpiece and this device relative position, this has substituted the effect of original portal frame, but do not need to be welded with steel pipe, the other end is enclosed within on track 4, can dismantle flexibly, greatly reduced the right back work amount of stiffening ring group, avoided because the mass defect that the interim annex of welding causes the steel pipe body.Spring 7 holds out against track 4 all the time, track 4 is connected with layback plate 5, guarantee that side plate baffle plate and inside pipe wall keep the gap of 30mm, while guaranteeing that like this jack 8 is not worked, steel pipe 9 can freely rotate on roll welding chassis 10, during jack 8 work, the stressed spring 7 that makes of track 4 shrinks, drive layback plate 5 and move down, to reach the effect compressed with inside pipe wall, thereby play the fixedly effect of steel pipe 9 and this device.This device can greatly reduce steel pipe and manufacture the back work amount, enhances productivity, cost-saving, installs simply, easy to use, is easy to remove, and elevation and flatness are controlled precisely, can be repeatedly used.
Claims (1)
1. the right easy device of penstock stiffening ring group, it is characterized in that: by column (1), support panel (2), track fixed mount (3), track (4), layback plate (5), sleeve pipe (6), spring (7) and jack (8) form, wherein: column (1) welds together with support panel (2), support panel (2) is whole by being welded to connect into track fixed mount (3), track (4) is fixed on support panel (2) by track fixed mount (3), one end cover of layback plate (5) is received on track (4), sleeve pipe (6) is integrally welded with support panel (2), spring (7) is placed in sleeve pipe (6), jack (8) is placed on track (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320431315.2U CN203380561U (en) | 2013-07-19 | 2013-07-19 | Simple device for assembly of steel penstock stiffening ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320431315.2U CN203380561U (en) | 2013-07-19 | 2013-07-19 | Simple device for assembly of steel penstock stiffening ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203380561U true CN203380561U (en) | 2014-01-08 |
Family
ID=49869087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320431315.2U Withdrawn - After Issue CN203380561U (en) | 2013-07-19 | 2013-07-19 | Simple device for assembly of steel penstock stiffening ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203380561U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386579A (en) * | 2013-07-19 | 2013-11-13 | 中国水利水电第六工程局有限公司 | Simple device for assembling pressure steel pipe stiffening ring |
-
2013
- 2013-07-19 CN CN201320431315.2U patent/CN203380561U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386579A (en) * | 2013-07-19 | 2013-11-13 | 中国水利水电第六工程局有限公司 | Simple device for assembling pressure steel pipe stiffening ring |
| CN103386579B (en) * | 2013-07-19 | 2015-05-06 | 中国水利水电第六工程局有限公司 | Simple device for assembling pressure steel pipe stiffening ring |
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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: 20140108 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |