CN204628924U - A kind of New bush compensator - Google Patents
A kind of New bush compensator Download PDFInfo
- Publication number
- CN204628924U CN204628924U CN201520199448.0U CN201520199448U CN204628924U CN 204628924 U CN204628924 U CN 204628924U CN 201520199448 U CN201520199448 U CN 201520199448U CN 204628924 U CN204628924 U CN 204628924U
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- Prior art keywords
- sleeve
- pipeline
- outer sleeve
- flange
- bush
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Abstract
The utility model discloses a kind of New bush compensator, relate to the deformation-compensated safety installations of pipeline thermal, comprise inner sleeve and outer sleeve, described inner sleeve and outer sleeve are set with, described inner sleeve is connected to sleeve near end thread bush, the outer wall of sleeve is provided with several U-shaped grooves, U-shaped inside grooves is provided with sealing gasket, described outer sleeve is connected to pipeline near end thread bush, pipeline outer end is fixedly connected with flange, flange inner wall is provided with rectangular recess, rectangular recess inside is provided with seal ring, the sleeve of the utility model by being threaded on inner sleeve, sleeve exchanging is convenient, according to the outer sleeve of different-diameter, sleeve supporting with it can be installed, increase using scope, and described outer sleeve is connected with pipeline thread, improve the soundness of connection, and good airproof performance.
Description
Technical field
The utility model relates to the deformation-compensated safety installations of pipeline thermal, is specifically related to a kind of New bush compensator.
background technique:
Slip-type expansion joint also claims tubular type slip joint, is the safety allowance device of hot fluid pipeline conventional construction, is mainly used in additionally arranging of rectilinear duct.Be applicable to hot water, steam, oily lipid medium, by the sliding motion of sliding sleeve to outer sleeve, there is very strong axial stretching compensation ability and certain rotation compensation ability, reach the compensation of thermal expansion, because medium temperature change produces the distortion of expanding with heat and contract with cold when can eliminate city heat supply and industrial pipe network operation completely.The combined sealing structure of slip-type expansion joint in the past, the material of its seal ring is polyurethane, and the shortcoming of this seal combination is that heat resistance is poor, generally can only long-term work below 80 DEG C, then can not more than 70 DEG C when medium is water, gas.And to acid-base solution repellence difference, therefore application area is extremely restricted.Slidingsurface corrosion in addition, strengthens frictional influence compensator working life.Sealing configuration exposes, and easily form condition of negative pressure and suck dust and earth when doing nose balance motion, dirt just strengthens its wear extent once enter sealing configuration, directly reduces the working life of sealing.Slip-type expansion joint is often positioned at underground, be not easy to observe runnability, maintenance difficult forms potential safety hazard, if application number is the sleeve expansion joint that CN201220455259.1 discloses a kind of modified node method, an O type circle sealing is added between the inner core and Gland of conventional sleeve compensator, not only add a set of sealing, improve safety coefficient, also can prevent foreign material from entering packing seal place, improve gland sealed working life, between Gland and packing case, also add an O type circle sealing simultaneously, add the protection after packing seal leakage, but this kind of compensator connectivity robustness is poor, and the outer tube of different-diameter size can not be installed as required, using scope have received restriction.
Model utility content
The purpose of this utility model is to provide a kind of New bush compensator, to solve the above-mentioned multinomial defect caused in prior art.
A kind of New bush compensator, comprise inner sleeve and outer sleeve, described inner sleeve and outer sleeve are set with, described inner sleeve is connected to sleeve near end thread bush, and the outer wall of sleeve is provided with several U-shaped grooves, and U-shaped inside grooves is provided with sealing gasket, described outer sleeve is connected to pipeline near end thread bush, pipeline outer end is fixedly connected with flange, and flange inner wall is provided with rectangular recess, and rectangular recess inside is provided with seal ring.
Preferably, described outer sleeve outer wall is provided with thrust flange, and the distance between described thrust flange and the end face of outer sleeve equals the length of pipeline.
Preferably, the inwall of described outer sleeve is provided with fastener.
Preferably, described fastener is provided with buffering spacer.
Preferably, the tube wall near thrust flange on described thrust flange and pipeline is provided with pin-and-hole.
The utility model has the advantage of: this kind of sleeve expansion joint, by the sleeve be threaded on inner sleeve, sleeve exchanging is convenient, according to the outer sleeve of different-diameter, sleeve supporting with it can be installed, increase using scope, and described outer sleeve is connected with pipeline thread, improve the soundness of connection, flange and pipeline difficult drop-off, avoid traditional bolt and connect the defect easily loosened, described sealing gasket and seal ring can play good sealing effect, avoid leak of liquid, described outer sleeve outer wall is provided with thrust flange, distance between described thrust flange and the end face of outer sleeve equals the length of pipeline, pipeline precession is avoided excessively to damage flange, the inwall of described outer sleeve is provided with fastener, described fastener is provided with buffering spacer, described fastener serves the effect preventing outer sleeve from coming off, and described buffering spacer can play certain buffer function, tube wall near thrust flange on described thrust flange and pipeline is provided with pin-and-hole, can pin be inserted in pin-and-hole after Pipe installing is good, prevent pipeline from rotating, improve the soundness connected.
Accompanying drawing explanation
Fig. 1 is the positive view of a kind of New bush compensator described in the utility model.
Fig. 2 is the right elevation of a kind of New bush compensator described in the utility model.
Wherein: 1-inner sleeve, 2-outer sleeve, 3-sleeve, 4-U-shaped groove, 5-sealing gasket, 6-pipeline, 7-flange, 8-rectangular recess, 9-seal ring, 10-thrust flange, 11-fastener, 12-buffering spacer, 13-pin-and-hole.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
As depicted in figs. 1 and 2, a kind of New bush compensator, comprise inner sleeve 1 and outer sleeve 2, described inner sleeve 1 is set with outer sleeve 2, described inner sleeve 1 is connected to sleeve 3 near end thread bush, the outer wall of sleeve 3 is provided with several U-shaped grooves 4, U-shaped groove 4 inside is provided with sealing gasket 5, described outer sleeve 2 is connected to pipeline 6 near end thread bush, pipeline 6 outer end is fixedly connected with flange 7, flange 7 inwall is provided with rectangular recess 8, rectangular recess 8 inside is provided with seal ring 9, this kind of sleeve expansion joint, by the sleeve 3 be threaded on inner sleeve 1, sleeve 3 is changed convenient, according to the outer sleeve 2 of different-diameter, sleeve 3 supporting with it can be installed, increase using scope, and described outer sleeve 2 is threaded with pipeline 6, improve the soundness of connection, flange 7 and pipeline 6 difficult drop-off, avoid traditional bolt and connect the defect easily loosened, described sealing gasket 5 and seal ring 9 can play good sealing effect, avoid leak of liquid.
It should be noted that described outer sleeve 2 outer wall is provided with thrust flange 10, the distance between described thrust flange 10 and the end face of outer sleeve 2 equals the length of pipeline 6, avoids pipeline 6 precession excessively to damage flange 7.
At the present embodiment, the inwall of described outer sleeve 2 is provided with fastener 11, and described fastener 11 is provided with buffering spacer 12, and described fastener 11 serves the effect preventing outer sleeve 2 from coming off, and described buffering spacer 12 can play certain buffer function.
In addition, the tube wall near thrust flange 10 on described thrust flange 10 and pipeline 6 is provided with pin-and-hole 13, pin can be inserted in pin-and-hole 13, prevent pipeline 6 from rotating after Pipe installing is good, improves the soundness of connection.
Based on above-mentioned, this kind of sleeve expansion joint, by the sleeve 3 be threaded on inner sleeve 1, sleeve 3 is changed convenient, according to the outer sleeve 2 of different-diameter, sleeve 3 supporting with it can be installed, increase using scope, and described outer sleeve 2 is threaded with pipeline 6, improves the soundness of connection, flange 7 and pipeline 6 difficult drop-off, avoid traditional bolt and connect the defect easily loosened, described sealing gasket 5 and seal ring 9 can play good sealing effect, avoid leak of liquid.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.
Claims (5)
1. a New bush compensator, comprise inner sleeve and outer sleeve, described inner sleeve and outer sleeve are set with, and it is characterized in that, described inner sleeve is connected to sleeve near end thread bush, the outer wall of sleeve is provided with several U-shaped grooves, U-shaped inside grooves is provided with sealing gasket, and described outer sleeve is connected to pipeline near end thread bush, and pipeline outer end is fixedly connected with flange, flange inner wall is provided with rectangular recess, and rectangular recess inside is provided with seal ring.
2. a kind of New bush compensator according to claim 1, is characterized in that: described outer sleeve outer wall is provided with thrust flange, and the distance between described thrust flange and the end face of outer sleeve equals the length of pipeline.
3. a kind of New bush compensator according to claim 1, is characterized in that: the inwall of described outer sleeve is provided with fastener.
4. a kind of New bush compensator according to claim 3, is characterized in that: described fastener is provided with buffering spacer.
5. a kind of New bush compensator according to claim 2, is characterized in that: the tube wall near thrust flange on described thrust flange and pipeline is provided with pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199448.0U CN204628924U (en) | 2015-04-04 | 2015-04-04 | A kind of New bush compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199448.0U CN204628924U (en) | 2015-04-04 | 2015-04-04 | A kind of New bush compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204628924U true CN204628924U (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520199448.0U Expired - Fee Related CN204628924U (en) | 2015-04-04 | 2015-04-04 | A kind of New bush compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204628924U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879596A (en) * | 2015-04-04 | 2015-09-02 | 江苏宝恒管件有限公司 | Novel sleeve compensator |
| CN105526455A (en) * | 2016-01-09 | 2016-04-27 | 江苏晨光波纹管有限公司 | Novel metal compensator for circulating fluidized bed boiler |
| CN112649411A (en) * | 2020-12-25 | 2021-04-13 | 中国科学院苏州生物医学工程技术研究所 | Multi-wave long-time resolution fluorescence measuring device |
-
2015
- 2015-04-04 CN CN201520199448.0U patent/CN204628924U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879596A (en) * | 2015-04-04 | 2015-09-02 | 江苏宝恒管件有限公司 | Novel sleeve compensator |
| CN105526455A (en) * | 2016-01-09 | 2016-04-27 | 江苏晨光波纹管有限公司 | Novel metal compensator for circulating fluidized bed boiler |
| CN112649411A (en) * | 2020-12-25 | 2021-04-13 | 中国科学院苏州生物医学工程技术研究所 | Multi-wave long-time resolution fluorescence measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160404 |