CN204004963U - A kind of rapid pipe joint of corrugated pipe for gas of improvement - Google Patents
A kind of rapid pipe joint of corrugated pipe for gas of improvement Download PDFInfo
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- CN204004963U CN204004963U CN201420454864.6U CN201420454864U CN204004963U CN 204004963 U CN204004963 U CN 204004963U CN 201420454864 U CN201420454864 U CN 201420454864U CN 204004963 U CN204004963 U CN 204004963U
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- flange
- shackle member
- bellows
- joint
- gas
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Abstract
The utility model provides a kind of rapid pipe joint of corrugated pipe for gas of improvement, belongs to field of mechanical technique.It has solved the inadequate problem of existing quick joint of corrugated pipe for gas join strength.The rapid pipe joint of the corrugated pipe for gas of this improvement comprises locking nut, joint, is sheathed on the seal washer on bellows and is stuck in the shackle member of bellows sidepiece, the inner of seal washer and the outer end of shackle member lean, the inner of joint is inserted in the outer end of seal washer, locking nut passes bellows the inner bolt with joint, shackle member is limited in locking nut inner side, on shackle member madial wall, have the first flange and second flange of annular, the first flange and the second flange can snap in respectively on bellows in two adjacent troughs.It has join strength high, be connected firmly, stability advantages of higher.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of rapid pipe joint, relates in particular to a kind of rapid pipe joint of corrugated pipe for gas.
Background technique
In daily life, combustion gas becomes in people's life indispensable.Using in gas process, often combustion gas pipe need to be connected and dismantle, and need to ensure to connect the advantage of quick and good airproof performance simultaneously.A kind of quick joint of corrugated pipe for gas [application number: 200910306719.7 that the applicant once proposed; Notification number: CN101649937B], comprise bellows, locking nut and there is the joint of attachment hole, bellows is provided with seal washer and gripping sleeve, seal washer is sheathed on bellows, on the madial wall of gripping sleeve, there is a pressure ring, pressure ring is buckled in the trough of bellows, one end of bellows extend in the attachment hole of joint through gripping sleeve and seal washer successively, locking nut one end is bolted in the outside of joint, the other end is spacing in the outside of gripping sleeve, and this quick joint of corrugated pipe for gas has advantages of that good airproof performance, installation rate are fast.
But, also there are some defects in this quick joint of corrugated pipe for gas: although gripping sleeve is buckled in by the pressure ring of inner side in the trough of bellows, gripping sleeve is stuck on bellows, but in test and actual using process, in the time that being applied to certain power, gripping sleeve can be extracted from locking nut and bellows gripping sleeve, will have influence on like this locking effect of locking nut butt joint, cause rapid pipe joint to connect unstable, and in gas burning system, occur that the unstable gas leakage that causes can produce very serious consequence if pipe connects.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for prior art, proposed a kind of connection more firmly, the rapid pipe joint of the corrugated pipe for gas of more stable improvement.
The purpose of this utility model can realize by following technical proposal: a kind of rapid pipe joint of corrugated pipe for gas of improvement, comprise locking nut, joint, be sheathed on the seal washer on bellows and be stuck in the shackle member of bellows sidepiece, the inner of described seal washer and the outer end of shackle member lean, the inner of joint is inserted in the outer end of described seal washer, described locking nut passes bellows the inner bolt with joint, described shackle member is limited in locking nut inner side, it is characterized in that, on described shackle member madial wall, there is the first flange and second flange of annular, described the first flange and the second flange can snap in respectively on bellows in two adjacent troughs.
When mounted, shackle member is snapped fit onto on bellows, then seal washer cover is set on bellows, the inner of seal washer and the outer end of shackle member lean, in the cover upper connection of the outer end of seal washer, finally recycle locking nut through bellows and with joint bolt, joint has just been fixed on bellows like this.
The rapid pipe joint of the corrugated pipe for gas of this improvement is by arranging the first flange and the second flange in the inner side of shackle member, the first flange and the second flange snap on bellows in two adjacent troughs, be located between the first flange and the second flange at the crest between two troughs like this, thereby increase obstruction power when shackle member is extracted, make the join strength between shackle member and bellows stronger, connect more firm.
In the rapid pipe joint of the corrugated pipe for gas of above-mentioned improvement, the lower wall of the first described flange and the upper side wall of the second flange have respectively the plane of inclination one and the plane of inclination two that recline mutually with the both sides of the crest of bellows, described shackle member forms annular groove between the lower wall of the first flange and the upper side wall of the second flange, and the crest of bellows is positioned at the top of annular groove and crest and the bottom of annular groove leans.
In the first flange and the second flange snap onto respectively on bellows two adjacent troughs time, crest between these two troughs is positioned at annular groove, the plane of inclination one of the first flange lower wall reclines with the both sides of this crest respectively mutually with the plane of inclination two of the second flange upper side wall, annular groove is surrounded this crest, thereby make the clamping between shackle member and bellows more firm.
In the rapid pipe joint of the corrugated pipe for gas of above-mentioned improvement, the first described flange is positioned at the outer end place of shackle member, and the lower wall that the second described flange is positioned at the first flange below and the second flange has the plane of inclination three reclining mutually with a side of adjacent crest.
The plane of inclination three of the lower wall of the second flange abuts in a side of crest adjacent on bellows, like this when firmly to external shackle member, on bellows, a side of adjacent crest also can form certain inhibition to the lower wall of the second flange, thereby make that shackle member is more difficult to be pulled out, strengthened the engaging power of shackle member.
In the rapid pipe joint of the corrugated pipe for gas of above-mentioned improvement, described shackle member comprises two card lobes that shape size all equates, the cross section semicircular in shape of described card lobe, and the two ends of two card lobes recline mutually.
Adopt two card lobes as shackle member, installing when this rapid pipe joint, the two ends that only two card lobes need to be connected to respectively to the both sides of bellows and ensure two card lobes mutually against, clamping conveniently, time saving and energy saving.
In the rapid pipe joint of the corrugated pipe for gas of above-mentioned improvement, as another kind of technological scheme, described shackle member is cylindric, and shackle member sidepiece offers the breach running through vertically.
It is cylindric that shackle member is, because shackle member madial wall is provided with the first flange and the second flange, therefore shackle member cannot be installed on bellows, therefore offer vertically a breach running through at shackle member sidepiece, in the time of clamping, shackle member be broken into two with one's hands and shackle member could be installed on bellows to both sides along this breach.
Compared with prior art, the rapid pipe joint of the corrugated pipe for gas of this improvement utilizes the first flange and the second flange to snap onto on bellows in adjacent two troughs, increase the power that engages between shackle member and bellows, improve the join strength between shackle member and bellows, stability and Security while having ensured to use, simultaneously because the annular groove between the first flange and the second flange surrounds the crest between two troughs, strengthen further the join strength between shackle member and bellows, increased obstruction power when shackle member is pulled out.
Brief description of the drawings
Fig. 1 is the schematic diagram of the rapid pipe joint of the corrugated pipe for gas of this improvement.
Fig. 2 is the exploded view of the rapid pipe joint of the corrugated pipe for gas of this improvement.
Fig. 3 is the enlarged view at A-A place in Fig. 1.
Fig. 4 is the schematic diagram that blocks lobe in the rapid pipe joint of corrugated pipe for gas of this improvement.
In figure, 1, locking nut; 2, joint; 3, seal washer; 4, the first flange; 5, the second flange; 6, plane of inclination one; 7, plane of inclination two; 8, annular groove; 9, plane of inclination three; 10, card lobe; 11, bellows.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, a kind of rapid pipe joint of corrugated pipe for gas of improvement, comprise locking nut 1, joint 2, seal washer 3 and shackle member, seal washer 3 is set on bellows 11, shackle member is stuck in the sidepiece of bellows 11, the inner of seal washer 3 and the outer end of shackle member lean, the inner of joint 2 is stretched in the outer end of seal washer 3, locking nut 1 passes bellows 11 the inner bolt with joint 2, shackle member is limited in the inner side of locking nut 1, in the present embodiment, shackle member comprises two card lobes 10 that shape size all equates, the cross section semicircular in shape of card lobe 10, the two ends of two card lobes 10 recline mutually.Structure in a kind of quick joint of corrugated pipe for gas that the structure of seal washer 3, locking nut 1 and joint 2 can once propose with reference to the applicant who mentions in background technique.
As shown in Figure 3 and Figure 4, on shackle member madial wall, there is the first flange 4 and second flange 5 of annular, the first flange 4 is positioned at the outer end place of shackle member, and the second flange 5 is positioned at the below of the first flange 4, and the first flange 4 and the second flange 5 can snap in respectively on bellows 11 in two adjacent troughs.The upper side wall of the lower wall of the first flange 4 and the second flange 5 has respectively the plane of inclination 1 and the plane of inclination 27 that recline mutually with the both sides of the crest of bellows 11, shackle member forms annular groove 8 between the lower wall of the first flange 4 and the upper side wall of the second flange 5, the crest of bellows 11 is positioned at the top of annular groove 8 and crest and the bottom of annular groove 8 leans, and the lower wall of the second flange 5 also has the plane of inclination 39 reclining mutually with a side of adjacent crest.
When assembling, first shackle member is snapped fit onto on bellows 11, the first flange 4 on shackle member madial wall and the second flange 5 snap in respectively on bellows 11 in two adjacent troughs, then seal washer 3 covers are set on bellows 11, and the inner of seal washer 3 will lean with the outer end of shackle member.Then joint 2 covers are received on seal washer 3, the outer end of seal washer 3 extend in joint 2, finally passes bellows 11 and is screwed on joint 2 with locking nut 1 again, and joint 2 has just been fixed on bellows 11 like this.
Because the plane of inclination 27 of first plane of inclination 1 of flange 4 lower wall and the upper side wall of the second flange 5 reclines mutually with the both sides of the crest between two troughs, therefore this crest is limited in the annular groove 8 between the first flange 4 and the second flange 5 well, thereby make shackle member more firm with being connected of bellows 11, and the bottom of the top of crest and annular groove 8 leans, represent that the gap between crest and annular groove 8 is very little, so just make in the time being pulled outwardly shackle member, crest on bellows 11 is difficult to spin off in annular groove 8, increased obstruction power.
And in the lower wall of the second flange 5, be provided with plane of inclination 39, on plane of inclination 39 and bellows 11, a side of adjacent crest reclines, in the time being pulled outwardly shackle member, on bellows 11, a side of adjacent crest also can cause certain obstruction to shackle member by plane of inclination 39, makes that shackle member is more difficult to be separated with bellows 11.
In addition, due in the present embodiment, shackle member is arranged to the card lobe 10 that two shape sizes all equate, in the time of assembling, only two card lobes 10 need to be stuck in to the sidepiece of bellows 11 and ensures that the two ends of two card lobes 10 recline mutually.This structure makes shackle member convenient in the time of clamping, more time saving and energy saving.
Embodiment two
The present embodiment is basic identical with embodiment one structure and principle, and difference is: in the present embodiment, it is cylindric that shackle member is, and the sidepiece of shackle member axially offers along it breach running through.It is cylindric that shackle member is, because shackle member madial wall is provided with the first flange 4 and the second flange 5, therefore shackle member cannot be installed on bellows 11, therefore offer vertically a breach running through at shackle member sidepiece, in the time of clamping, shackle member be broken into two with one's hands along this breach to both sides and shackle member could be installed on bellows 11.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. the rapid pipe joint of the corrugated pipe for gas of an improvement, comprise locking nut (1), joint (2), be sheathed on the seal washer (3) on bellows (11) and be stuck in the shackle member of bellows (11) sidepiece, the inner of described seal washer (3) and the outer end of shackle member lean, the inner of joint (2) is inserted in the outer end of described seal washer (3), described locking nut (1) passes bellows (11) the inner bolt with joint (2), described shackle member is limited in locking nut (1) inner side, it is characterized in that, on described shackle member madial wall, there is the first flange (4) and second flange (5) of annular, described the first flange (4) and the second flange (5) can snap in respectively in the upper two adjacent troughs of bellows (11).
2. the rapid pipe joint of the corrugated pipe for gas of a kind of improvement according to claim 1, it is characterized in that, the lower wall of described the first flange (4) and the upper side wall of the second flange (5) have respectively the plane of inclination one (6) and the plane of inclination two (7) that recline mutually with the both sides of the crest of bellows (11), described shackle member forms annular groove (8) between the lower wall of the first flange (4) and the upper side wall of the second flange (5), the crest of bellows (11) is positioned at the top of annular groove (8) and crest and the bottom of annular groove (8) leans.
3. the rapid pipe joint of the corrugated pipe for gas of a kind of improvement according to claim 2, it is characterized in that, described the first flange (4) is positioned at the inner place of shackle member, and the lower wall that described the second flange (5) is positioned at the first flange (4) below and the second flange (5) has the plane of inclination three (9) reclining mutually with a side of adjacent crest.
4. according to the rapid pipe joint of the corrugated pipe for gas of a kind of improvement described in claim 1 or 2 or 3, it is characterized in that, described shackle member comprises two card lobes (10) that shape size all equates, the cross section semicircular in shape of described card lobe (10), the two ends of two card lobes (10) recline mutually.
5. according to the rapid pipe joint of the corrugated pipe for gas of a kind of improvement described in claim 1 or 2 or 3, it is characterized in that, described shackle member is cylindric, and shackle member sidepiece offers the breach running through vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454864.6U CN204004963U (en) | 2014-08-13 | 2014-08-13 | A kind of rapid pipe joint of corrugated pipe for gas of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454864.6U CN204004963U (en) | 2014-08-13 | 2014-08-13 | A kind of rapid pipe joint of corrugated pipe for gas of improvement |
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| CN204004963U true CN204004963U (en) | 2014-12-10 |
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| CN201420454864.6U Active CN204004963U (en) | 2014-08-13 | 2014-08-13 | A kind of rapid pipe joint of corrugated pipe for gas of improvement |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006784A (en) * | 2015-06-26 | 2015-10-28 | 宁波南车时代传感技术有限公司 | Corrugated hose sealing joint |
| CN106152081A (en) * | 2015-04-10 | 2016-11-23 | 海洋王照明科技股份有限公司 | A kind of light fixture incoming seal device and light fixture |
| CN107044573A (en) * | 2017-02-09 | 2017-08-15 | 唐学功 | Easy-to-dismount fast connector for pipeline |
| CN110657300A (en) * | 2018-06-28 | 2020-01-07 | 江苏星河集团有限公司 | Quick-connection corrugated pipe |
| CN113503412A (en) * | 2021-07-15 | 2021-10-15 | 芜湖泰和管业股份有限公司 | Corrugated pipe quick installation connector and corrugated pipe applying same |
| CN114336144A (en) * | 2021-12-13 | 2022-04-12 | 陕西航空电气有限责任公司 | Aeroengine ignition cable interface structure |
| CN116928476A (en) * | 2023-09-15 | 2023-10-24 | 宁波市昕伊达能源设备制造有限公司 | Stainless steel corrugated pipe for compression type fuel gas |
-
2014
- 2014-08-13 CN CN201420454864.6U patent/CN204004963U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152081A (en) * | 2015-04-10 | 2016-11-23 | 海洋王照明科技股份有限公司 | A kind of light fixture incoming seal device and light fixture |
| CN106152081B (en) * | 2015-04-10 | 2021-06-08 | 海洋王照明科技股份有限公司 | Lamp incoming line sealing device and lamp |
| CN105006784A (en) * | 2015-06-26 | 2015-10-28 | 宁波南车时代传感技术有限公司 | Corrugated hose sealing joint |
| CN107044573A (en) * | 2017-02-09 | 2017-08-15 | 唐学功 | Easy-to-dismount fast connector for pipeline |
| CN107044573B (en) * | 2017-02-09 | 2022-10-14 | 广东福斯特流体技术有限公司 | Quick pipeline connector easy to disassemble and assemble |
| CN110657300A (en) * | 2018-06-28 | 2020-01-07 | 江苏星河集团有限公司 | Quick-connection corrugated pipe |
| CN113503412A (en) * | 2021-07-15 | 2021-10-15 | 芜湖泰和管业股份有限公司 | Corrugated pipe quick installation connector and corrugated pipe applying same |
| CN113503412B (en) * | 2021-07-15 | 2022-09-27 | 芜湖泰和管业股份有限公司 | Corrugated pipe quick installation connector and corrugated pipe applying same |
| CN114336144A (en) * | 2021-12-13 | 2022-04-12 | 陕西航空电气有限责任公司 | Aeroengine ignition cable interface structure |
| CN114336144B (en) * | 2021-12-13 | 2024-05-03 | 陕西航空电气有限责任公司 | Aeroengine ignition cable interface structure |
| CN116928476A (en) * | 2023-09-15 | 2023-10-24 | 宁波市昕伊达能源设备制造有限公司 | Stainless steel corrugated pipe for compression type fuel gas |
| CN116928476B (en) * | 2023-09-15 | 2023-12-22 | 宁波市昕伊达能源设备制造有限公司 | Stainless steel corrugated pipe for compression type fuel gas |
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