CN204201057U - A kind of flange sealing structure - Google Patents
A kind of flange sealing structure Download PDFInfo
- Publication number
- CN204201057U CN204201057U CN201420507051.9U CN201420507051U CN204201057U CN 204201057 U CN204201057 U CN 204201057U CN 201420507051 U CN201420507051 U CN 201420507051U CN 204201057 U CN204201057 U CN 204201057U
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- CN
- China
- Prior art keywords
- flange
- boss
- link
- seal ring
- utility
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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 - Fee Related
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Abstract
The utility model relates to a kind of flange sealing structure, comprise flange, with the link of Flange joint, the bottom of described flange is provided with boss, groove is offered with the boss corresponding position of flange at link, described boss is installed in a groove, between flange and link, seal ring is installed, one end contact of described seal ring is on the side of boss, described flange and link all offer threaded mounting hole, in described threaded mounting hole, bolt is installed, and supportingly has spring pad and nut.The utility model structure is simple, reasonable in design, by being provided with boss on flange, and is arranged in the groove of link, the reliability that it connects can be improved, prevent side pressurized from flange and link being washed open, the sidepiece at boss is provided with seal ring, improve its sealing effect.
Description
Technical field
The utility model relates to field of sealing technology, particularly relates to a kind of flange sealing structure.
Background technique
Flange makes pipe and the interconnective part of pipe, is connected to pipe end; Also the flange that the equipment that is used in is imported and exported is had, for the connection between two equipment, as speed reducer flange.Traditional flat flange connects or flanged joint, is generally to be interconnected releasable connection as one group of combined sealing structure by flange, pad and bolt three, and pad is as black box.
According to a kind of flange sealing structure that Chinese Patent Application No. is 201220610753.0 announcements, it comprise flange, with the link of Flange joint, seal ring is provided with between described flange and link, described flange is provided with groove towards one end of seal ring, described seal ring is stuck in groove towards the side of flange and coordinates with flange, and described seal ring is against on link towards the side of link.The sealing effect of this structure needs further to be improved, and seal structure complex, and manufacture cost is high.
Model utility content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of flange sealing structure, effectively improves its sealing effect.
The utility model is achieved in that
A kind of flange sealing structure, comprise flange, with the link of Flange joint, the bottom of described flange is provided with boss, groove is offered with the boss corresponding position of flange at link, described boss is installed in a groove, between flange and link, be provided with seal ring, one end contact of described seal ring is on the side of boss.
As optimal technical scheme of the present utility model, described flange and link all offer threaded mounting hole, in described threaded mounting hole, bolt is installed, and supportingly have spring pad and nut.
As optimal technical scheme of the present utility model, described seal ring is O type circle.
As optimal technical scheme of the present utility model, described bolt adopts screw bolt.
As optimal technical scheme of the present utility model, described boss and flange one-body molded.
Compared with prior art, the beneficial effects of the utility model are: the utility model structure is simple, reasonable in design, by being provided with boss on flange, and be arranged in the groove of link, the reliability that it connects can be improved, prevent side pressurized from flange and link being washed open, the sidepiece at boss is provided with seal ring, improve its sealing effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-flange; 2-link; 3-boss; 4-groove; 5-seal ring; 6-threaded mounting hole; 7-bolt; 8-spring pad; 9-nut.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, Fig. 1 is structural representation of the present utility model.
Described a kind of flange sealing structure, the link 2 comprise flange 1, being connected with flange 1, the bottom of described flange 1 is provided with boss 3, and described boss 3 is one-body molded with flange 1.Offer groove 4 at link 2 with boss 3 corresponding position of flange 1, described boss 3 is arranged in groove 4, is provided with seal ring 5 between flange 1 and link 2, and one end contact of described seal ring 5 is on the side of boss 3.
Described flange 1 and link 2 all offer threaded mounting hole 6, in described threaded mounting hole 6, is provided with bolt 7, and supportingly have spring pad 8 and nut 9, described bolt 7 adopts screw bolt.In use, tight a bolt 7, install nut 9, provide certain pretightening force to seal ring 5.
Preferably, described seal ring 5 is O type circle, and seal ring 5 adopts polyacrylate material to make, and can work in containing the various lubricant oil of polar additive, hydraulic oil, oil, serviceability temperature, can resistance to middle high temperature at-20 to 150 DEG C.
In sum, the utility model structure is simple, reasonable in design, by being provided with boss 3 on flange, and be arranged in the groove 4 of link, the reliability that it connects can be improved, preventing side pressurized from flange and link being washed open, by being provided with seal ring 5 at the sidepiece of boss, improving its sealing effect.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a flange sealing structure, the link (2) comprise flange (1), being connected with flange (1), it is characterized in that: the bottom of described flange (1) is provided with boss (3), groove (4) is offered with boss (3) corresponding position of flange (1) at link (2), described boss (3) is arranged in groove (4), between flange (1) and link (2), be provided with seal ring (5), one end contact of described seal ring (5) is on the side of boss (3).
2. a kind of flange sealing structure according to claim 1, it is characterized in that: described flange (1) and link (2) all offer threaded mounting hole (6), bolt (7) is installed in described threaded mounting hole (6), and supportingly has spring pad (8) and nut (9).
3. a kind of flange sealing structure according to claim 1, is characterized in that: described seal ring (5) is O type circle.
4. a kind of flange sealing structure according to claim 2, is characterized in that: described bolt (7) adopts screw bolt.
5. a kind of flange sealing structure according to claim 1, is characterized in that: described boss (3) is one-body molded with flange (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507051.9U CN204201057U (en) | 2014-09-04 | 2014-09-04 | A kind of flange sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507051.9U CN204201057U (en) | 2014-09-04 | 2014-09-04 | A kind of flange sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204201057U true CN204201057U (en) | 2015-03-11 |
Family
ID=52659021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507051.9U Expired - Fee Related CN204201057U (en) | 2014-09-04 | 2014-09-04 | A kind of flange sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204201057U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150499A (en) * | 2016-07-05 | 2016-11-23 | 重庆市博平液压机械有限公司 | Split splitting rod |
| WO2018000539A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Unmanned shipborne pipeline connector |
| CN112727861A (en) * | 2020-12-24 | 2021-04-30 | 张家港市三林金泰新能源有限公司 | Novel wind power flange |
-
2014
- 2014-09-04 CN CN201420507051.9U patent/CN204201057U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018000539A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Unmanned shipborne pipeline connector |
| CN106150499A (en) * | 2016-07-05 | 2016-11-23 | 重庆市博平液压机械有限公司 | Split splitting rod |
| CN106150499B (en) * | 2016-07-05 | 2019-04-09 | 重庆市博平液压机械有限公司 | Fission splitting stick |
| CN112727861A (en) * | 2020-12-24 | 2021-04-30 | 张家港市三林金泰新能源有限公司 | Novel wind power flange |
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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 |
Granted publication date: 20150311 Termination date: 20150904 |
|
| EXPY | Termination of patent right or utility model |