CN2911365Y - Straightway rotating compensator - Google Patents
Straightway rotating compensator Download PDFInfo
- Publication number
- CN2911365Y CN2911365Y CN 200620071927 CN200620071927U CN2911365Y CN 2911365 Y CN2911365 Y CN 2911365Y CN 200620071927 CN200620071927 CN 200620071927 CN 200620071927 U CN200620071927 U CN 200620071927U CN 2911365 Y CN2911365 Y CN 2911365Y
- Authority
- CN
- China
- Prior art keywords
- pipe
- ball
- outer tube
- inner hole
- gland
- Prior art date
- 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 - Fee Related
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Abstract
The utility model discloses a straight-through revolving compensator, which comprises a long inner pipe, a cover, a ball, an outer pipe, a packing, a ball, a short inner pipe, bolts and nuts. Flanged ends of the long and short inner pipe are face-to-face arranged on the right side of raising steps of the wall of hole inside the outer pipe, axial recess hole and the matched ball arranged at intervals separately on the right face of raising step of wall of hole inside the outer pipe and the left face of flange of short inner pipe, radial recess hole and the matched ball arranged at intervals on the wall of hole inside the cover, packing arranged between the left side of raising step of wall of hole inside outer pipe and the overlapping part of long inner pipe, the cover hold from the left side of the long inner pipe, and cover connected by the bolt and nut to press packing together with the outer pipe; the right face of the inner pipe sealing connected with right side of the outer pipe.
Description
Technical field
The utility model relates to a kind of compensation of pipeline device.
Background technique
The industry pipe network need dispose the pipeline compensator of suitable quantity, with the pipeline axial displacement that absorbs or compensation causes because of pipe network inner fluid temperature variation, and the end thrust that balance causes because of change in fluid pressure.A kind of rotary compensator of normal configuration in the industry pipe network, prior art has Chinese patent application number 982270615,022587098 and 2,004,201,092,619 3 kind of rotary compensator all to compensate by interior pipe rotation, has that compensation rate is big, bearing capacity strong, a good seal and be difficult for producing characteristics such as fluid vortex.But prior art structure relative complex particularly is provided with steel tubing in different shapes, limiting stopper and groove structure.Because the built-in limiting stopper positional accuracy of special pipe is relatively poor, internally pipe is made rotation compensation influences bigger.With outer tube or the gland place of matching groove is set at interior pipe, amount of machining is big, and institute to join ball quantity many, assembling difficulty height, manufacture cost are big.
The model utility content
The utility model is primarily aimed at the deficiencies in the prior art, proposes a kind of no special pipe, infinite place block structure, at the interior pipe place that matches with outer tube or gland, the straight-through rotary compensator that the shrinkage pool and the ball that matches are made positioning support is set at interval.The no axial float of pipe in this structure, rotation is flexible, compensation rate is big.
Straight-through rotary compensator is made of pipe, gland, ball, outer tube, filler, ball, short interior pipe, screw bolt and nut in long; Pipe and short interior pipe are straight tube structure in the described length, place outer pipe orifice jointly, be provided with filler mutually between the fit with long interior pipe on the left of the outer tube inner hole wall boss rank, gland is inserted in from long interior pipe left end, and compresses filler jointly by screw bolt and nut connection gland and outer tube; Its improvement is: pipe has flange end and short interior pipe to have the end face of flange opposite to place the right side on outer tube inner hole wall boss rank in the described length, right side, outer tube inner hole wall boss rank is provided with axial shrinkage pool and the ball that matches respectively at interval with short interior pipe flange left side, and the gland inner hole wall is provided with radially shrinkage pool and the ball that matches at interval; Pipe right side and outer tube right-hand member are tightly connected in the described weak point.
The utility model compared with prior art has following good effect:
1, span is provided with radially shrinkage pool and the long outer wall of inner tube of the ball bearing that matches in the gland, pipe right-hand member flange edge both sides are provided with ball in long, respectively with right side, outer tube inner hole wall boss rank concave holes arranged at intervals and short in pipe right side concave holes arranged at intervals contact and cooperate the location, long in tubular axis to location positioning accurately, rotation flexibly, compensation rate is big;
2, do not have special pipe, infinite place piece in the structure, do not produce the fluid vortex condition;
3, bypass structure, flow resistance is minimum;
4, simple in structure, easy to manufacture, cost is low.
Description of drawings
Fig. 1 is the straight-through whirl compensator structural representation of the utility model;
Fig. 2 is an accompanying drawing 1A-A generalized section;
Fig. 3 is embodiment 1 a structural representation;
Fig. 4 is embodiment 2 a structural representation;
Fig. 5 is embodiment 3 a structural representation.
Embodiment
Below in conjunction with accompanying drawing the straight-through rotary compensator of the utility model is described further.
Straight-through rotary compensator shown in the accompanying drawing 1 is made of pipe 1, gland 2, ball 3, outer tube 4, filler 5, ball 6, ball 7, short interior pipe 8, bolt 9 and nut 10 in long.On right side, described outer tube 4 inner hole wall boss rank and short interior pipe 8 left sides, the ball 6, the ball 7 that are respectively equipped with 3～16 axial shrinkage pools and match, also be provided with 3～16 radially shrinkage pools and the balls 3 that match on gland 2 inner hole walls, shrinkage pool and institute join the concrete quantity of ball and determine (specifically quantity is seen attached list) according to interior pipe nominal bore.For example, even compartment of terrain is provided with 5 axial semicircle orifices and the ball 6 that matches on the right side, outer tube 4 inner hole wall boss rank of the straight-through rotary compensator of φ 400mm bore, also be interval with 5 axial semicircle orifices and the ball 7 that matches on pipe 8 left sides in short, long interior pipe 1 is packed into from outer tube 4 right-hand member holes and is stretched out from the left end hole, and the flange left side of long interior pipe 1 contacts with ball 6.The flange cylindrical of short interior pipe 8 matches with outer tube 4 right-hand member endoporus, and ball 7 contacts with long interior pipe 1 right side, and pipe 8 right sides and outer tube 4 right-hand members are tightly connected in the weak point, and formation is to the axial limiting of long interior pipe 1.Left side, outer tube 4 inner hole wall boss rank is provided with filler 5 mutually with long interior pipe 1 between the fit, gland 2 inner hole walls evenly are interval with 5 the radially semicircle orifice and the balls 3 that match too, gland 2 is inserted in from long interior pipe 1 left end outer wall, is connected gland 2 and outer tube 4 with nut 10 with bolt 9 and compresses filler 5 formation sealings jointly.Pipe 1 outer wall is made radial support by ball 3 in the length of the present utility model, ball 6 and ball 7 are made axial limiting, and be flexible, light when pipe 1 is done to rotate with respect to other member in the length, and fluid is by interior pipe 1 of the length of identical bore and short interior the pipe 8 o'clock, no eddy current formation condition, flow resistance is minimum.
Different bore rotary compensators are provided with shrinkage pool and the ball number scale that matches
| Nominal bore DN/mm | Right side, outer tube 4 inner hole wall boss rank is provided with axial shrinkage pool minimum number at interval | Pipe 8 left sides are provided with axial shrinkage pool minimum number at interval in short | Span is provided with radially shrinkage pool minimum number in the gland 2 |
| 150～200 | 3～5 | 3～5 | 3～5 |
| 200～400 | 4～6 | 4～6 | 4～6 |
| 400～600 | 6～8 | 6～8 | 6～8 |
| 600～800 | 8～10 | 8～10 | 8～10 |
| 800～1000 | 10～13 | 10～13 | 10～13 |
| 1000～1200 | 13～16 | 13～16 | 13～16 |
The utility model leads directly to rotary compensator, and single only the application can only be satisfied same axial rotation compensation in pipe network, can not realize other axial rotation compensation.Be combined into the expansion joint of different connection form by the straight-through whirl compensator of 2 above quantity, can satisfy multiaxis to the while rotation compensation, and many combinations increase rotary arms, make rotation more flexible, compensation rate is bigger.
Embodiment 1:
Accompanying drawing 3 is to form the parallel type expansion joint by 2 straight-through rotary compensators in pipe network.Pipe 8 in the weak point of 2 compensators is connected, pipe 1 is connected with the import and export pipeline respectively in the length of the left and right sides, when pipe network inner fluid temperature or variation in pressure cause pipeline axial displacement or end thrust, pipe 1 is done to rotate relatively in the length that two ends import and export pipeline passes through to be connected, directly change 2 straight-through rotary compensators and import and export pipeline location, realization is to the absorption or the compensation of pipe network displacement, and balancing axial thrust.Present embodiment can rotate freely compensation at grade.
Embodiment 2:
Accompanying drawing 4 is to be connected with pipeline by 3 straight-through rotary compensators to be combined into the turning expansion joint in pipe network, when pipeline inner fluid temperature or variation in pressure cause pipeline axial displacement or end thrust, the rotation of pipe 1 in the length that two ends import and export pipeline passes through to be connected, can realize being in pipeline axial displacement or the translation on the not same plane, absorb or the axial displacement of compensation pipeline, and balancing axial thrust.
Embodiment 3:
Accompanying drawing 5 is to be connected combination forming V-shape expansion joint with pipeline by 3 straight-through rotary compensators in pipe network, when pipeline inner fluid temperature or variation in pressure cause pipeline axial displacement or end thrust, the rotation of pipeline by long interior pipe 1 of connect imported and exported at two ends, directly change the linear interval distance of importing and exporting pipeline, realization is to the absorption or the compensation of pipeline axial displacement, and balancing axial thrust.
Claims (3)
1, a kind of straight-through rotary compensator is made of pipe (1), gland (2), ball (3), outer tube (4), filler (5), ball (6), ball (7), short interior pipe (8), bolt (9) and nut (10) in long; Pipe (1) and short interior pipe (8) are straight tube structure in the described length, place outer tube (4) endoporus jointly, left side, outer tube (4) inner hole wall boss rank is provided with filler (5) mutually with long interior pipe (1) between the fit, gland (2) pipe (1) left end in long is inserted in, and is connected gland (2) with nut (10) and outer tube (4) compresses filler (5) jointly by bolt (9); It is characterized in that: pipe (1) has flange end and short interior pipe (8) to have the end face of flange opposite to place the right side on outer tube (4) inner hole wall boss rank in the described length, pipe (8) flange left side is provided with axial shrinkage pool and matches at interval respectively in right side, outer tube (4) inner hole wall boss rank and the weak point ball (6), (7), gland (2) inner hole wall are provided with radially shrinkage pool and the ball (3) that matches at interval; Pipe (8) right side and outer tube (4) right-hand member are tightly connected in the described weak point.
2, according to the described straight-through rotary compensator of claim 1, it is characterized in that: the ball (6) that right side, described outer tube (4) inner hole wall boss rank is provided with 3～16 axial shrinkage pools at interval and matches, the ball (7) that pipe (8) flange left side is provided with 3～16 axial shrinkage pools at interval and matches in short, gland (2) inner hole wall are provided with 3～16 radially shrinkage pools and the ball (3) that matches at interval.
3, according to the described straight-through rotary compensator of claim 1, it is characterized in that: described shrinkage pool sectional shape is semicircle or U-shaped, and its shrinkage pool depth dimensions is less than joining ball diameter, and the same end face shrinkage pool degree of depth and sectional shape are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620071927 CN2911365Y (en) | 2006-05-29 | 2006-05-29 | Straightway rotating compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620071927 CN2911365Y (en) | 2006-05-29 | 2006-05-29 | Straightway rotating compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2911365Y true CN2911365Y (en) | 2007-06-13 |
Family
ID=38133226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620071927 Expired - Fee Related CN2911365Y (en) | 2006-05-29 | 2006-05-29 | Straightway rotating compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2911365Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806379A (en) * | 2010-04-20 | 2010-08-18 | 航天晨光股份有限公司 | Rotary flange |
-
2006
- 2006-05-29 CN CN 200620071927 patent/CN2911365Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806379A (en) * | 2010-04-20 | 2010-08-18 | 航天晨光股份有限公司 | Rotary flange |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |