CN204628883U - A kind of combustion gas Double-seal corrugated pipe joint - Google Patents
A kind of combustion gas Double-seal corrugated pipe joint Download PDFInfo
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- CN204628883U CN204628883U CN201520104023.7U CN201520104023U CN204628883U CN 204628883 U CN204628883 U CN 204628883U CN 201520104023 U CN201520104023 U CN 201520104023U CN 204628883 U CN204628883 U CN 204628883U
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- bellows
- locking nut
- seal
- flange
- combustion gas
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Abstract
The utility model is a kind of combustion gas Double-seal corrugated pipe joint, comprise the inipple being set in corrugated tube end, and the locking nut be threadedly connected on inipple, described locking nut banding is on bellows, and be provided with seal ring between locking nut and bellows, be provided with flange in the endoporus of described inipple, described flange top is pressed on the end face of described bellows; Be provided with seal ring between described inipple and described bellows, and described seal ring is positioned at the inner side of described flange.The utility model has double sealing structure, enhances the sealability of Quick joint for gas combustion, has higher use safety rank.
Description
Technical field
The utility model relates to a kind of combustion gas Double-seal corrugated pipe joint.
Background technique
In daily life, combustion gas becomes people and to live indispensable a kind of energy.When using combustion gas, need combustion gas to be guided to by fuel tube to make use connect gas appliance, such as water heater or gas cooker, in the process, need to connect fuel tube and dismantle.In order to realize fast operating, also to ensure the sealing that fuel tube connects simultaneously, people have devised some gas joints, threaded joints sleeve is adopted to be contained on bellows, be threaded on joint by locking nut again, joint be pressed on bellows, joint or increase seal ring between locking nut and bellows, the seal ring nut that is simultaneously also locked is made to be pressed to corrugated sidewalls, to improve the sealing that joint connects.Although this jointing can realize connecting gas bellows fast, also can play certain seal action simultaneously, but because seal ring is only positioned at the sidewall of bellows, and combustion gas is by passing through in bellows endoporus, bellows sidewall itself just has good sealability, combustion gas can only be leaked in the port of bellows, if seal ring and locking nut, joint or the Contact of bellows is not tight, combustion gas still may be formed via seal ring place and leak, therefore in order to leak, locking nut must be twisted very tight by this rapid pipe joint, larger impacting force can be provided to improve sealing to seal ring when locking nut is connected with joint, so just, cause the attended operation of joint too hard and inadequate fast and easy.
Summary of the invention
The purpose of this utility model is to provide a kind of combustion gas Double-seal corrugated pipe joint, can connect gas bellows fast and sealing is higher.
To achieve these goals, the technical solution adopted in the utility model is as follows: a kind of combustion gas Double-seal corrugated pipe joint, comprise the inipple being set in corrugated tube end, and the locking nut be threadedly connected on inipple, described locking nut banding is on bellows, and is provided with seal ring between locking nut and bellows, it is characterized in that, be provided with flange in the endoporus of described inipple, described flange top is pressed on the end face of described bellows; Be provided with seal ring between described inipple and described bellows, and described seal ring is positioned at the inner side of described flange.
According to above scheme, the upper end of described seal ring has flange ring, and described flange ring between described flange and corrugated pipe end plane, and is coated on the end face of described bellows.
According to above scheme, the radial length of described flange ring is not less than the radial length of described flange.
According to above scheme, the lower end of described seal ring has snap ring, and the endoporus bottom of described inipple offers annular groove, and described snap ring is arranged in described annular groove.
According to above scheme, also gripping sleeve is provided with between described locking nut and bellows, have bulge loop outside the upper end of described gripping sleeve, the lower end of described locking nut has flange circle, and the below that described flange circle is arranged in described bulge loop can not be deviate to make described gripping sleeve below locking nut.
According to above scheme, the external diameter of described bulge loop and the internal diameter of described locking nut match, and can be pressed on described bulge loop to make described locking nut.
According to above scheme, the inner ring of described gripping sleeve has groove, and described groove is snapped on described bellows to make described gripping sleeve can not slide axially along bellows.
According to above scheme, described groove is positioned at the back of described bulge loop, and when compressing described bulge loop to make described locking nut, described groove can be pressed on bellows.
According to above scheme, described gripping sleeve is spliced by the external member of two semicircles.
According to above scheme, upper-end surface and the described inipple of described seal ring abut against, and lower end surface and described gripping sleeve abut against.
Combustion gas Double-seal corrugated pipe joint of the present utility model, between locking nut and bellows, seal ring is installed, in the endoporus of inipple, be designed with flange simultaneously, flange top is pressed in the end face of bellows, between inipple and bellows, be installed on seal ring simultaneously, and seal ring is positioned at the inner side of flange, the i.e. port of bellows, be equivalent on the basis of existing Quick joint for gas combustion, add a seal structures, and sealing structure is positioned at the root place of leakage and the port position of bellows, the function connecting gas bellows fast can not only be realized, and there is higher sealing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is structure cut-away view of the present utility model.
In figure: 10, bellows; 20, inipple; 30, locking nut; 40, seal ring; 50, seal ring; 60, gripping sleeve; 21, flange; 22, annular groove; 31, flange circle; 51, flange ring; 52, snap ring; 61, bulge loop; 62, groove;
Embodiment
Below in conjunction with accompanying drawing and embodiment, the technical solution of the utility model is described.
As depicted in figs. 1 and 2, a kind of combustion gas Double-seal corrugated pipe joint described in the utility model, comprise the inipple 20 being set in bellows 10 end, and the locking nut 30 be threadedly connected on inipple 20, described locking nut 30 banding is on bellows 10, and is provided with seal ring 40 between locking nut 30 and bellows 10, it is characterized in that, be provided with flange 21 in the endoporus of described inipple 20, described flange 21 top is pressed on the end face of described bellows 10; Be provided with seal ring 50 between described inipple 20 and described bellows 10, and described seal ring 50 is positioned at the inner side of described flange 21.Combustion gas Double-seal corrugated pipe joint of the present utility model, seal ring 40 is installed between locking nut 30 and bellows 10, in the endoporus of inipple 20, be designed with flange 21 simultaneously, flange 21 top is pressed in the end face of bellows 10, between inipple 20 and bellows 10, be installed on seal ring 50 simultaneously, and seal ring 50 is positioned at the inner side of flange 21, the i.e. port of bellows 10, be equivalent on the basis of existing Quick joint for gas combustion, add a seal structures, and sealing structure is positioned at the root place of leakage and the port position of bellows 10, the function connecting gas bellows 10 fast can not only be realized, and there is higher sealing.
In order to improve the sealing of seal ring 50 further, the upper end of described seal ring 50 has flange ring 51, described flange ring 51 is between described flange 21 and bellows 10 end face, and be coated on the end face of described bellows 10, preferably, the radial length of described flange ring 51 is not less than the radial length of described flange 21, the flange ring 51 of such seal ring 50 just can be pressed on the port of bellows 10, make combustion gas can not be entered into the inside of inipple 20 or locking nut 30 from the port of bellows 10 by stopping, higher sealing can be provided.Particularly, the lower end of described seal ring 50 also has snap ring 52, the endoporus bottom of described inipple 20 offers annular groove 22, described snap ring 52 is arranged in described annular groove 22, seal ring 50 is made to be located in inipple 20, ensure that the flange ring 51 of seal ring 50 remains the port position of bellows 10, can not surprisingly cause the change in location of seal ring 50 when carrying out attended operation and cause gas leakage.
In order to improve the sealing of seal ring 40 further, gripping sleeve 60 is also provided with between described locking nut 30 and bellows 10, outside the upper end of described gripping sleeve 60, there is bulge loop 61, the lower end of described locking nut 30 has flange circle 31, the below that described flange circle 31 is arranged in described bulge loop 61 can not be deviate to make described gripping sleeve 60 below locking nut 30, preferably, the external diameter of described bulge loop 61 and the internal diameter of described locking nut 30 match, can be pressed on described bulge loop 61 to make described locking nut 30, further, the inner ring of described gripping sleeve 60 has groove 62, described groove 62 is snapped on described bellows 10, groove is engaged in the crest location of bellows 10 particularly, can not slide axially along bellows 10 to make described gripping sleeve 60, but also described groove 62 can be made to be positioned at the back of described bulge loop 61, when compressing described bulge loop 61 to make described locking nut 30, described groove 62 can be pressed on bellows 10.By gripping sleeve 60, locking nut 30 can be connected tightr with bellows 10, can not slide axially, can provide better impacting force to seal ring 40 along bellows 10, make seal ring 40 tightr with the Contact of bellows 10 and locking nut 30, effectively stop gas leakage.In addition, conveniently install, described gripping sleeve 60 is spliced by the external member of two semicircles, respectively two halves external member is loaded locking nut 30 when mounted.
Finally, for the axial length of seal ring 40, abut against with the upper-end surface and described inipple 20 that can make described seal ring 40, lower end surface and described gripping sleeve 60 abut against as well, can improve sealing equally.
The utility model, by seal ring 40 and seal ring 50 double sealing structure, enhances the sealability of Quick joint for gas combustion, has higher use safety rank.
Claims (10)
1. a combustion gas Double-seal corrugated pipe joint, comprise the inipple (20) being set in bellows (10) end, and the locking nut (30) be threadedly connected on inipple (20), described locking nut (30) banding is on bellows (10), and be provided with seal ring (40) between locking nut (30) and bellows (10), it is characterized in that, be provided with flange (21) in the endoporus of described inipple (20), described flange (21) top is pressed on the end face of described bellows (10); Be provided with seal ring (50) between described inipple (20) and described bellows (10), and described seal ring (50) is positioned at the inner side of described flange (21).
2. combustion gas Double-seal corrugated pipe joint according to claim 1, it is characterized in that, the upper end of described seal ring (50) has flange ring (51), described flange ring (51) is positioned between described flange (21) and bellows (10) end face, and is coated on the end face of described bellows (10).
3. combustion gas Double-seal corrugated pipe joint according to claim 2, is characterized in that, the radial length of described flange ring (51) is not less than the radial length of described flange (21).
4. combustion gas Double-seal corrugated pipe joint according to claim 2, it is characterized in that, the lower end of described seal ring (50) has snap ring (52), the endoporus bottom of described inipple (20) offers annular groove (22), and described snap ring (52) is arranged in described annular groove (22).
5. according to the arbitrary described combustion gas Double-seal corrugated pipe joint of Claims 1 to 4, it is characterized in that, gripping sleeve (60) is also provided with between described locking nut (30) and bellows (10), there is outside the upper end of described gripping sleeve (60) bulge loop (61), the lower end of described locking nut (30) has flange circle (31), and the below that described flange circle (31) is arranged in described bulge loop (61) can not be deviate from from locking nut (30) below to make described gripping sleeve (60).
6. combustion gas Double-seal corrugated pipe joint according to claim 5, it is characterized in that, the external diameter of described bulge loop (61) and the internal diameter of described locking nut (30) match, and can be pressed on described bulge loop (61) to make described locking nut (30).
7. combustion gas Double-seal corrugated pipe joint according to claim 6, it is characterized in that, the inner ring of described gripping sleeve (60) has groove (62), and described groove (62) is snapped on described bellows (10) to make described gripping sleeve (60) can not slide axially along bellows (10).
8. combustion gas Double-seal corrugated pipe joint according to claim 7, it is characterized in that, described groove (62) is positioned at the back of described bulge loop (61), and when compressing described bulge loop (61) to make described locking nut (30), described groove (62) can be pressed on bellows (10).
9. combustion gas Double-seal corrugated pipe joint according to claim 5, is characterized in that, described gripping sleeve (60) is spliced by the external member of two semicircles.
10. combustion gas Double-seal corrugated pipe joint according to claim 5, it is characterized in that, upper-end surface and the described inipple (20) of described seal ring (40) abut against, and lower end surface and described gripping sleeve (60) abut against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104023.7U CN204628883U (en) | 2015-02-12 | 2015-02-12 | A kind of combustion gas Double-seal corrugated pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104023.7U CN204628883U (en) | 2015-02-12 | 2015-02-12 | A kind of combustion gas Double-seal corrugated pipe joint |
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| CN204628883U true CN204628883U (en) | 2015-09-09 |
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| CN201520104023.7U Active CN204628883U (en) | 2015-02-12 | 2015-02-12 | A kind of combustion gas Double-seal corrugated pipe joint |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439286A (en) * | 2016-11-21 | 2017-02-22 | 北京市燃气集团有限责任公司 | Adapter of gas stove |
| CN107477283A (en) * | 2016-06-07 | 2017-12-15 | 阿博拉股份公司 | Pipe joint with vibration compensation device |
| CN108302266A (en) * | 2018-03-27 | 2018-07-20 | 日丰企业（佛山）有限公司 | Corrugated flexible hose connector and corrugated flexible hose component |
| CN108506605A (en) * | 2018-06-20 | 2018-09-07 | 王睿 | A kind of hard seal bellows quick coupling with detection function |
| CN108519018A (en) * | 2018-05-22 | 2018-09-11 | 上海滢致节能电器有限公司 | Ripple pipe in pipe inner corrugated pipe coil pipe crosses plate leakproof connection method and structure |
| CN110375129A (en) * | 2019-08-23 | 2019-10-25 | 杨东旭 | Combustion gas Green's crossover sub |
| CN113236640A (en) * | 2021-04-16 | 2021-08-10 | 台州学院 | Corrugated pipe joint |
| CN114811215A (en) * | 2022-03-30 | 2022-07-29 | 无锡金羊管件有限公司 | Detachable quick connector for connecting gas corrugated pipe with meter |
-
2015
- 2015-02-12 CN CN201520104023.7U patent/CN204628883U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477283A (en) * | 2016-06-07 | 2017-12-15 | 阿博拉股份公司 | Pipe joint with vibration compensation device |
| CN106439286A (en) * | 2016-11-21 | 2017-02-22 | 北京市燃气集团有限责任公司 | Adapter of gas stove |
| CN108302266A (en) * | 2018-03-27 | 2018-07-20 | 日丰企业（佛山）有限公司 | Corrugated flexible hose connector and corrugated flexible hose component |
| CN108519018A (en) * | 2018-05-22 | 2018-09-11 | 上海滢致节能电器有限公司 | Ripple pipe in pipe inner corrugated pipe coil pipe crosses plate leakproof connection method and structure |
| CN108506605A (en) * | 2018-06-20 | 2018-09-07 | 王睿 | A kind of hard seal bellows quick coupling with detection function |
| CN110375129A (en) * | 2019-08-23 | 2019-10-25 | 杨东旭 | Combustion gas Green's crossover sub |
| CN113236640A (en) * | 2021-04-16 | 2021-08-10 | 台州学院 | Corrugated pipe joint |
| CN114811215A (en) * | 2022-03-30 | 2022-07-29 | 无锡金羊管件有限公司 | Detachable quick connector for connecting gas corrugated pipe with meter |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |