CN204127536U - A kind of stainless steel ripple hose coupling hard sealing structure - Google Patents
A kind of stainless steel ripple hose coupling hard sealing structure Download PDFInfo
- Publication number
- CN204127536U CN204127536U CN201420502554.7U CN201420502554U CN204127536U CN 204127536 U CN204127536 U CN 204127536U CN 201420502554 U CN201420502554 U CN 201420502554U CN 204127536 U CN204127536 U CN 204127536U
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- nut
- ring
- ripple
- corrugated flexible
- flexible hose
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Abstract
The utility model discloses a kind of stainless steel ripple hose coupling hard sealing structure, comprise corrugated flexible hose, nut and nipple; Described corrugated flexible hose and nipple are penetrated from nut two ends respectively and are connected by nut; Also comprise the split type snap ring that can stop that nut is deviate from, it is arranged on the ripple neck penetrating ripple hose end in nut, and the ring cavity of described snap ring is cone; The mouth of pipe ripple ring that described corrugated flexible hose is in snap ring ring cavity is shaped to by beating ripple the tapered collar being fastened on the snap ring ring cavity conical surface; The described nipple end conical surface being screwed into nut and corrugated flexible hose is inlaid with metal ring and matches with described tapered collar.Structure is simple, easy to make, dismounting is quick, solid and reliable, substitute the structural type of former rubber seal, can not only realize efficient sealed, practical, the cost of material is low, and joint compact, compact appearance is attractive in appearance, quality product rate is high, long service life, is specially adapted to the quick connection of small diameter metal flexible pipe.
Description
Technical field
The utility model relates to the end face seal joint that stainless steel corrugated flexible hose is connected with pipe fitting, particularly relates to a kind of stainless steel ripple hose coupling hard sealing structure, belongs to conveyance conduit technical field.
Background technique
Metal bellows, as sensing element, damper element, compensating element, seal element, valve element and pipeline connecting parts, is widely used in the fields such as automatic control and measurement instrument, vacuum technique, mechanical industry, power industry, communications and transportation and atomic energy industry.
And stainless steel corrugated flexible hose is installed in pipeline system as a kind of flexible pressure-resistant pipe fitting, in order to compensate the mutual displacement of pipeline or machine, equipment connection end, absorbing vibrational energy, the effect such as vibration damping, noise reduction can be played, have flexible, quality is light, corrosion-resistant, the multinomial feature such as antifatigue, high-low temperature resistant, its thin-wall corrugated tube adopting stainless steel material to make can bend, and has the advantage of metal pipe concurrently, is extremely suitable for using in the pipelines such as tap water, oil and combustion gas.
Stainless steel corrugated flexible hose Placement is divided into Flange joint, welding, screwed connection, rapid pipe joint connection etc., and small diameter metal flexible pipe generally adopts screw thread to be connected with rapid pipe joint, and larger caliber generally adopts Flange joint and welding.The pluses and minuses of various Placement are different, such as welding connecting mode is by bellows termination welded joint, there is larger welding deformation amount, wayward weldquality, easily cause the defects such as Welding bead subsidence, not only yield rate is low, and weld seam unsightly, and affecting the intensity of corrugated flexible hose itself, the sealing of joint is also restricted.
For conveyance conduit application, the connection sealing of stainless steel corrugated flexible hose and other pipe fittings can require strictly, so the processing of its jointing of inevitable requirement and equipment precision also very high, otherwise the potential safety hazard of pipeline content leaks can be there is in actual use.But existing joints structure form is on the market various, but alienation of poor quality is very large, general joint all adopts the structural type of end face rubber seal, when higher temperature environmental conditions uses, because it exists aging phenomenon, sealability can not get fine guarantee, and is subject to larger restriction working life.
Model utility content
Main purpose of the present utility model is, overcomes deficiency of the prior art, provides a kind of stainless steel ripple hose coupling hard sealing structure of new structure, is specially adapted to the quick connection of small diameter metal flexible pipe.
Technical problem to be solved in the utility model is to provide that structure is simple, easy to make, dismounting fast, long service life, influenced by ambient temperature, not solid and reliable stainless steel ripple hose coupling hard sealing structure, can not only realize efficient sealed, and it is practical, the cost of material is low, joint structure is compact small and exquisite attractive in appearance, and has the value in industry.
In order to achieve the above object, the technological scheme that the utility model adopts is:
A kind of stainless steel ripple hose coupling hard sealing structure, comprises corrugated flexible hose, nut and nipple; Described corrugated flexible hose and nipple are penetrated from nut two ends respectively and are connected by nut; Also comprise the split type snap ring that can stop that nut is deviate from, it is arranged on the ripple neck penetrating ripple hose end in nut, and the ring cavity of described snap ring is cone; Described corrugated flexible hose is in the mouth of pipe ripple ring in snap ring ring cavity, is shaped to by beating ripple the tapered collar being fastened on the snap ring ring cavity conical surface; The described nipple end conical surface being screwed into nut and corrugated flexible hose is inlaid with metal ring; Described be inlaid with metal ring the nipple end conical surface and described tapered collar match.
Adopt technique scheme, be that the snap ring of cone is arranged on the ripple neck penetrating ripple hose end in nut by ring cavity, by dedicated pipe prostomum face shaping jig, mouth of pipe ripple ring is beaten ripple and be shaped to the tapered collar that can be fastened on the snap ring ring cavity conical surface, the inner cone anchor ring of described snap ring is coordinated with the outer cone anchor ring of corrugated flexible hose end tapered ring; Then carry out tightening installation, the nipple end conical surface being screwed into corrugated flexible hose the metal ring extrusion of inlaying and the mouth of pipe ripple ring conical surface of inboard wall and the tapered collar compact siro spinning technology that are fastened on snap ring, realize sealing contact, reach efficient surface of contact sealing effect.
The utility model is set to further: described snap ring is arranged on the first wave neck penetrating ripple hose end in nut, the two semicircular ring body structurc of described snap ring to be ring cavity be cone; Be arranged to outer cone annuli arrangement bottom described snap ring cylindrical anchor ring, the outer cone anchor ring of described snap ring matches with the inner cone anchor ring of nut.
The stainless steel ripple hose coupling hard sealing structure of technique scheme, snap ring is arranged on the first wave neck of corrugated flexible hose end, snap ring is set to the two semicircular ring body with cone ring cavity, not only realizes the sealing of surface of contact, good sealing effect, can overcome leakage hidden danger; And install fast, material requested is simple, and fabricating cost is low; The more important thing is that the outer cone anchor ring of snap ring matches with the inner cone anchor ring of nut, realize snap ring and nut interior respective outer side edges closely, is not subjected to displacement, coordinate closely with the ripple neck of corrugated flexible hose simultaneously, realize firmly sealing, high-quality sealability can be guaranteed, solid and reliable.
The utility model is further set to: described in be screwed into corrugated flexible hose the nipple end conical surface be provided with groove for embedded with metal ring.
The utility model is further set to: described in be screwed into nut nipple end outer surface on be set with O type circle.
The utility model is further set to: the nut segment inwall that described corrugated flexible hose penetrates is provided with seal ring.
The utility model is further set to: be provided with clad between described corrugated flexible hose outer surface and nut inner wall.
The utility model is further set to: the appearance circumferential surface of described nut offers leak hunting aperture, and described leak hunting aperture extends to nut inner wall.
The utility model is further set to: described leak hunting aperture is one, is distributed in nut segment that corrugated flexible hose penetrates.
Technique scheme, by arranging groove at the nipple end conical surface, realizing that metal ring is more effective fixedly to be inlayed, can overcome the contingent micro-displacement of metal ring, thus guaranteeing higher-quality sealing effect; The outer surface of nipple end is set with O type circle, when being convenient to tighten operation screw-down torque control and tighten the display directly perceived put in place, and ensure better sealing, when then illustrate after O type circle is squeezed distortion be screwed into the nipple end of corrugated flexible hose and corrugated flexible hose beat ripple shaping after tapered collar inwall seal completely, can stop continuing to be screwed into, flexible operation is sure about.In addition, in nut, seal ring is set, and clad is set on corrugated flexible hose outer surface, can realize nut and corrugated flexible hose more firmly be tightly connected, the collision that when transportation of substances transmission kinetic energy collides corrugated flexible hose inwall, nut produced can be overcome and affect the steadiness of nut, and prevent transportation of substances from leaking from nut afterbody, play double sealing effect.The setting of leak hunting aperture, be convenient to leak corrugated flexible hose metal tube and joint be firmly tightly connected after directly carry out Leak testtion, detect effectively easy to operate, ensure quality product rate; Be convenient to the Leak testtion in joint structure using process simultaneously, be conducive to later stage maintenance and judge.
In sum, a kind of stainless steel ripple of the utility model hose coupling hard sealing structure, have that structure is simple, easy to make, dismounting is quick, solid and reliable, advantage, can not only realize efficient sealed, practical, the cost of material is low, and joint compact, compact appearance are attractive in appearance, longer service life, not influenced by ambient temperature, be specially adapted to the quick connection of small diameter metal flexible pipe.
Foregoing is only the general introduction of technical solutions of the utility model, and in order to clearer understanding technological means of the present utility model, below in conjunction with accompanying drawing, the utility model will be further described.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of stainless steel ripple of the utility model hose coupling hard sealing structure.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, a kind of stainless steel ripple hose coupling hard sealing structure, comprises corrugated flexible hose 7, nut 3 and nipple 1; Described corrugated flexible hose 7 and nipple 1 are penetrated from nut 3 two ends respectively and are connected by nut 3; Also comprise the split type snap ring 4 that can stop that nut 3 is deviate from, described snap ring 4 is arranged on the first wave neck of corrugated flexible hose 7 end penetrating nut 3, described snap ring 4 adopts ring cavity to be the two semicircular ring body structurc of cone, be arranged to outer cone annuli arrangement bottom described snap ring 4 cylindrical anchor ring, the outer cone anchor ring of described snap ring 4 matches with the inner cone anchor ring of nut 3.Described corrugated flexible hose 7 first wave is in the mouth of pipe ripple ring in snap ring 4 ring cavity, is shaped to by beating ripple the tapered collar being fastened on the snap ring 4 ring cavity conical surface; Described nipple 1 end being screwed into corrugated flexible hose 7 is inlaid with metal ring 5, described in be screwed into nipple 1 end of corrugated flexible hose 7 and corrugated flexible hose 7 mouth of pipe economy-combat ripple after tapered collar match.
Further, nipple 1 end being screwed into corrugated flexible hose 7 described in is provided with the groove 10 for embedded with metal ring 5; The described outer surface being screwed into nipple 1 end of nut 3 is set with O type circle 2; The nut segment inwall that described corrugated flexible hose 7 penetrates is provided with seal ring 6; Clad 8 is provided with between described corrugated flexible hose 7 outer surface and nut 3 inwall.
Further again, the appearance circumferential surface of described nut 3 spiral shell body offers a leak hunting aperture 30, and described leak hunting aperture 30 extends to nut 3 inwall; Described leak hunting aperture 30 is preferably distributed in the nut segment that corrugated flexible hose 7 penetrates.
Concrete installation process is, first seal ring 6 is loaded in nut 3, then the nut 3 that seal ring 6 is housed is overlapped and load on stainless steel wave line flexible pipe 7, load onto snap ring 4 at the end face first wave neck of corrugated flexible hose 7, and the mouth of pipe that snap ring 4 stretches into snap ring 4 ring cavity with corrugated flexible hose 7 is sunk in nut 3; The clad 8 of the seal ring 6 now in nut 3, snap ring 4 and corrugated flexible hose 7 realizes close contact.
Then shaping with making the conical surface that ripple special tool carries out standard to the mouth of pipe ripple ring that corrugated flexible hose 7 first wave is in snap ring 4 ring cavity, backed off after random instrument; Metal ring 5 is embedded in groove 10 place of nipple 1 end, and O type circle 2 is sleeved on penetrates in nipple 1 end outer surface of nut 3; Again the nipple 1 that metal ring 5 and O type circle 2 are housed is loaded in nut 3, along with being constantly screwed into operation, the shaping conical surface of metal ring 5 and corrugated flexible hose 7 dozens of ripples contacts, and extrusion realizes sealing, the also extrusion of O type circle 2, completes and tightens installation simultaneously.
The utility model is by being arranged on the first wave neck of corrugated flexible hose 7 end penetrating nut 3 by snap ring 4, and the mouth of pipe ripple ring be in by corrugated flexible hose 7 first wave in snap ring 4 ring cavity is shaped to by beating ripple the tapered collar that the snap ring 4 ring cavity conical surface is lived in blocking, simultaneously by the groove 10 place embedded with metal ring 5 in nipple 1 end, when tightening installation, nipple 1 can be realized be fixedly connected with by nut 3 with corrugated flexible hose 7, and the sealing effect of surface of contact can be guaranteed.
Compared with prior art, the main improvement point of hard sealing structure of the present utility model is, the tapered collar be screwed into after nipple 1 end of corrugated flexible hose 7 and corrugated flexible hose 7 mouth of pipe economy-combat ripple matches, and metal ring 5 has been inlayed at groove 10 place arranged on the conical surface of nipple 1 end; The mouth of pipe ripple ring of corrugated flexible hose 7 is beaten ripple and is shaped to the tapered collar that snap ring 4 is lived in blocking; Be provided with seal ring 6, O type circle 2, clad 8 and leak hunting aperture 30 simultaneously.By improveing linkage structure, and use the accessory such as snap ring 4 and metal ring 5, a kind of stainless steel ripple hose coupling hard sealing structure of new structure is provided, not only structure is simple, easy to make, dismounting is quick, solid and reliable, and can realize efficient sealed, practical, the cost of material is low, and compact, compact appearance are attractive in appearance, quality product rate is high, long service life, is specially adapted to the quick connection of small diameter metal flexible pipe.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a stainless steel ripple hose coupling hard sealing structure, is characterized in that: comprise corrugated flexible hose, nut and nipple;
Described corrugated flexible hose and nipple are penetrated from nut two ends respectively and are connected by nut;
Also comprise the split type snap ring that can stop that nut is deviate from, it is arranged on the ripple neck penetrating ripple hose end in nut, and the ring cavity of described snap ring is cone;
Described corrugated flexible hose is in the mouth of pipe ripple ring in snap ring ring cavity, is shaped to by beating ripple the tapered collar being fastened on the snap ring ring cavity conical surface;
The described nipple end conical surface being screwed into nut and corrugated flexible hose is inlaid with metal ring;
Described be inlaid with metal ring the nipple end conical surface and described tapered collar match.
2. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1, is characterized in that: described snap ring is arranged on the first wave neck penetrating ripple hose end in nut, the two semicircular ring body structurc of described snap ring to be ring cavity be cone; Be arranged to outer cone annuli arrangement bottom described snap ring cylindrical anchor ring, the outer cone anchor ring of described snap ring matches with the inner cone anchor ring of nut.
3. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1 and 2, is characterized in that: described in be screwed into corrugated flexible hose the nipple end conical surface be provided with groove for embedded with metal ring.
4. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1 and 2, is characterized in that: described in be screwed into nut nipple end outer surface on be set with O type circle.
5. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1 and 2, is characterized in that: the nut segment inwall that described corrugated flexible hose penetrates is provided with seal ring.
6. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1 and 2, is characterized in that: be provided with clad between described corrugated flexible hose outer surface and nut inner wall.
7. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 1 and 2, is characterized in that: the appearance circumferential surface of described nut offers leak hunting aperture, and described leak hunting aperture extends to nut inner wall.
8. a kind of stainless steel ripple hose coupling hard sealing structure according to claim 7, is characterized in that: described leak hunting aperture is one, is distributed in nut segment that corrugated flexible hose penetrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420502554.7U CN204127536U (en) | 2014-09-02 | 2014-09-02 | A kind of stainless steel ripple hose coupling hard sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420502554.7U CN204127536U (en) | 2014-09-02 | 2014-09-02 | A kind of stainless steel ripple hose coupling hard sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127536U true CN204127536U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420502554.7U Expired - Fee Related CN204127536U (en) | 2014-09-02 | 2014-09-02 | A kind of stainless steel ripple hose coupling hard sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204127536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266019A (en) * | 2014-09-02 | 2015-01-07 | 芜湖泰和管业股份有限公司 | Connector hard sealing structure for corrugated stainless steel hose |
| US11236851B1 (en) | 2021-04-06 | 2022-02-01 | Trinity Bay Equipment Holdings, LLC | Quick connect pipe fitting systems and methods |
-
2014
- 2014-09-02 CN CN201420502554.7U patent/CN204127536U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266019A (en) * | 2014-09-02 | 2015-01-07 | 芜湖泰和管业股份有限公司 | Connector hard sealing structure for corrugated stainless steel hose |
| US11236851B1 (en) | 2021-04-06 | 2022-02-01 | Trinity Bay Equipment Holdings, LLC | Quick connect pipe fitting systems and methods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220424 Address after: 241000 plant 2, No. 26, Yanghe Road, South District, high tech Industrial Development Zone, Baima street, Yijiang District, Wuhu City, Anhui Province Patentee after: Wuhu WanJiaYuan Pipe Industry Co.,Ltd. Address before: 241000, No. 678, Zhongshan South Road, Wuhu high tech Industrial Development Zone, Anhui Province Patentee before: WUHU TAIHE PIPE INDUSTRY Co.,Ltd. |
|
| 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: 20150128 |