CN2851788Y - Quickly locking type pipe joint - Google Patents
Quickly locking type pipe joint Download PDFInfo
- Publication number
- CN2851788Y CN2851788Y CN 200520032555 CN200520032555U CN2851788Y CN 2851788 Y CN2851788 Y CN 2851788Y CN 200520032555 CN200520032555 CN 200520032555 CN 200520032555 U CN200520032555 U CN 200520032555U CN 2851788 Y CN2851788 Y CN 2851788Y
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- China
- Prior art keywords
- pipe joint
- quick locking
- pipe
- conical shape
- taper
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- Expired - Fee Related
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Abstract
The utility model provides a quick locking type pipe joint with the top plug sealing structure and the engagement locking structure, which comprises a pipe joint, a sealing ring, an outer cone-shaped clamping ring, and an external pressure screw cap, wherein the external pressure screw cap is in screwed connection with the end of the pipe joint, and at least one end of the pipe joint is provided with a sealing opening with a cone-shaped inner inclined face. The sealing ring is provided with the cone-shaped outer inclined face, and an outer cone-shaped clamping ring is provided with the cone-shaped outer inclined face. The inner side thereof is provided with the jagged clamping structure, and a screw cap cover of the external pressure screw cap is provided with a pipe through hole. The hole wall of the pipe through hole is provided with the cone-shaped inner inclined face, and the sealing ring props up the large end of the outer cone-shaped clamping ring and is arranged in the external pressure screw cap. The sealing ring is arranged on a sealing opening of the pipe fitting joint by matching together to form the end of the quick locking type structure. The utility model uses the quick locking type structure to cause the sealing properties and the firmness of the connection to be reliably ensured and has the advantages of easy fabrication, low cost and long service life.
Description
Technical field
The utility model relates to a kind of water, the warm jointing that reaches fire-fighting with pipe, specifically, relates to a kind of quick locking pipe joint.
Background technique
Existing water, warm and fire-fighting uses the connecting means of pipe of all kinds, especially in recent years, along with pipeline is manufacturing progressively flourishing, the use of various pipelines and link thereof is just in refinement, its Placement is made a lot of variety especially, usually, the more employings of people are threaded or are welded to connect or the groove type connection, and this Placement processing intensity is big, and installment work efficient is lower, the technology more complicated, and pipe needs reprocessing, and waste tubing has reduced the intensity of pipe itself, the intensity and the sealing that connect all can not reach good requirement, and these all are difficult to satisfy the needs that society builds fast.For deficiency that solves above pipe connector lug and the needs that further satisfy market, the pipe joint that connects has appearred on the market partly promptly simply being easy to again successively, China Patent No. 98246351.0, patent name is the patent of " large-diameter pipe joint ", and China Patent No. 99227726.4, patent name be " large-diameter pipe joint " patent disclosure a kind of jointing of large-diameter pipe, but this joint internal structure complexity, trouble is installed, the processing technology complexity, sealing and join strength are installed to make us querying, especially being subjected to external force to do the time spent, be prone to slippage, spin, in the course of time, its sealability promptly can reduce, thereby brings a lot of troubles to the user.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of adopt top plug sealing configuration and card sting locking mechanism and easy to process quick, the quick locking pipe joint of easy rapidly, good seal performance, long service life is installed.
Goal of the invention of the present utility model is to realize by following technological scheme:
A kind of quick locking pipe joint, comprise pipe joint 1 body, seal ring 3, external conical shape collar 4 and external compression nut 5, wherein, external compression nut 5 is threaded with pipe joint 1 body end, the end of at least one end of described pipe joint 1 body is provided with the sealed mouth 6 with inclined-plane in the taper, described seal ring 3 has the outer inclined-plane 14 of taper that the inclined-plane matches and uses in the taper with sealed mouth 6, described external conical shape collar 4 has the outer inclined-plane 12 of taper, external conical shape collar 4 inboards are provided with flexuose chucking structure 7, the nut cap of described external compression nut 5 is provided with pipe perforation 11, the hole wall of pipe perforation 11 is provided with has inclined-plane 8 in the taper of using that matches with the outer inclined-plane 12 of the taper of external conical shape collar 4, wherein, the big termination of seal ring 3 pushes up and is arranged in the external compression nut 5 with the big termination of external conical shape collar 4 mutually, seal ring 3 supporting sealed mouth 6 places that are arranged on pipe joint 1 body, external conical shape collar 4 is supporting to be arranged on 8 places, inclined-plane in the taper of external compression nut 5 inboards, and constitutes the end of quick locking structure with this;
Described external conical shape collar 4 sidewalls are provided with the contraction breach 13 of being convenient to external conical shape collar 4 stuck pipes;
Between seal ring 3 and external conical shape collar 4, be provided with packing ring 17;
Described pipe joint 1 body is a housing type joint 15, and described housing type joint 15 has at least a hoop sheet 16 to have the end that is no less than a quick locking structure;
Described housing type joint 15 is clamp band type mechanical three-way or clamp band type machinery four-way; The pipe connection mouth of described clamp band type mechanical three-way or clamp band type machinery four-way is the end of outside thread or internal thread or quick locking structure;
Described pipe joint 1 body is decompression reducing type joint, and its small end is the end of quick locking structure;
Described pipe joint 1 body is straight tube or 45 ° of bend pipes or 90 ° of bend pipes or iso-diameter elbow or reducing bend; The pipe connection mouth of described straight tube or 45 ° of bend pipes or 90 ° of bend pipes or diameter elbow or reducing bend is outside thread or internal thread or the end of locking structure fast;
Described pipe joint 1 body is threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross; The pipe connection mouth of described threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross is the end of outside thread or internal thread or quick locking structure.
The utility model has substantive distinguishing features and progressive with respect to prior art, specifically, following beneficial effect is arranged:
1, the interconnection technique of this pipe joint has made full use of the interior ramp structure of taper of external compression nut, make the external compression nut in the process of tightening, the inclined-plane produces in its taper radial force and longitudinal force have effectively been brought into play effect, the radial force that it produced makes the external conical shape collar fully tighten connected pipe, the radial force that it produced passes to seal ring, make the sealed mouth of seal ring and pipe joint body fully seal, and, it is tight more that the external compression nut is twisted, and its sealing and connectivity robustness are strong more;
2, the pipe joint body only has screw thread outside having cone seal mouth and its end in the inboard, pipe joint body processing non-invasi, and connected pipe need not any reprocessing, and the join strength that the design of this interconnection technique is beneficial to pipe itself is without prejudice;
When 3, installing, relevant position in the connected pipe insertion tube joint body, in order seal ring, packing ring, external conical shape collar and external compression nut are through on the connected pipe, only need tighten the external compression nut then and get final product, hence one can see that, and the connecting tube of this structure is installed extremely convenient, fast, simultaneously time saving and energy saving again, comparatively speaking, not only saved labour cost but also reduced labor intensity;
4, this structure adopts quick locking structure, and good seal performance is connected firmly, the simplicity of design practicality, and long service life, pipe joint is easy to manufacturing, and cost is low.
Description of drawings
Fig. 1 is a linkage structure schematic representation of the present utility model;
Fig. 2 is that linkage structure of the present utility model splits schematic representation;
Fig. 3 is the structural representation of external compression nut of the present utility model;
Fig. 4 is the structural representation of external conical shape collar of the present utility model;
Fig. 5 is the structural representation of seal ring of the present utility model;
Fig. 6 is the linkage structure schematic representation of housing type joint of the present utility model.
Embodiment
For advantage of the present utility model and technical characteristics further are described, provide embodiment of the present utility model below in conjunction with accompanying drawing:
As Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4 and shown in Figure 5, a kind of quick locking pipe joint, comprise pipe joint 1 body, seal ring 3, external conical shape collar 4 and external compression nut 5, wherein, external compression nut 5 inboards are provided with female thread 9, the end arranged outside of at least one end of pipe joint 1 body has external screw thread 10, and external compression nut 5 is threaded with pipe joint 1 body end; The end of at least one end of described pipe joint 1 body is provided with the joint inside diameter by lining and the outer sealed mouth 6 that becomes gradually greatly, has inclined-plane in the taper; Described seal ring 3 has the outer inclined-plane 14 of taper that the inclined-plane matches and uses in the taper with sealed mouth 6; Described external conical shape collar 4 has the outer inclined-plane 12 of taper, and its inboard is provided with flexuose chucking structure 7, and its sidewall is provided with the contraction breach 13 of being convenient to external conical shape collar 4 stuck pipes; The nut cap of described external compression nut 5 is provided with pipe perforation 11, and the hole wall of pipe perforation 11 is provided with has inclined-plane 8 in the taper of using that matches with the outer inclined-plane 12 of the taper of external conical shape collar 4;
Wherein, the big termination Xiang Ding of the big termination of seal ring 3 and external conical shape collar 4, be provided with the packing ring 17 of being convenient to the two contact usefulness in the middle of it, seal ring 3, packing ring 17 and external conical shape collar 4 are successively set in the external compression nut 5, seal ring 3 supporting sealed mouth 6 places that are arranged on pipe joint 1 body, external conical shape collar 4 is supporting to be arranged on 8 places, inclined-plane in the taper of external compression nut 5 inboards, and constitutes the end of quick locking structure with this;
In actual production and processing, pipe perforation 11 diameters should be slightly larger than the diameter of external conical shape collar 4 small end heads, and its main purpose is fully to make external compression nut 5 to tighten, and the strength of generation is played one's part to the full; The just axially length of external conical shape collar 4 should be slightly larger than the just axially length on the interior inclined-plane 8 of taper of external compression nut 5, the just axially length of seal ring 3 should be slightly larger than the just axially length on the interior inclined-plane of taper of sealed mouth 6, its purpose is in the installation process, seal ring 3 is remained valid with the big end of external conical shape collar 4 to be contacted, perhaps make the two keep contacting fully, guarantee that the axial force transmission of external compression nut 5 generations is given seal ring 3 with packing ring 17; The diameter of bore at seal ring 3, packing ring 17 and external conical shape collar 4 middle parts should be suitable with pipe joint 1 body end inside diameter.
During installation, relevant position in connected pipe 2 insertion tube joints 1 body, in order seal ring 3, packing ring 17, external conical shape collar 4 and external compression nut 5 are through on the connected pipe 2, a need be tightened external compression nut 5 gradually and get final product then.
According to the actual demand in market, in production and course of working, described pipe joint 1 body can be following type:
As shown in Figure 6, described pipe joint 1 body can be a housing type joint 15, and described housing type joint 15 has at least a hoop sheet 16 to have the end that is no less than a quick locking structure;
Described housing type joint 15 is clamp band type mechanical three-way or clamp band type machinery four-way; The pipe connection mouth of described clamp band type mechanical three-way or clamp band type machinery four-way is the end of outside thread or internal thread or quick locking structure.
Described pipe joint 1 body is decompression reducing type joint, and its small end is the end of quick locking structure.
Described pipe joint 1 body is straight tube or 45 ° of bend pipes or 90 ° of bend pipes or iso-diameter elbow or reducing bend; The pipe connection mouth of described straight tube or 45 ° of bend pipes or 90 ° of bend pipes or diameter elbow or reducing bend is outside thread or internal thread or the end of locking structure fast.
Described pipe joint 1 body is threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross; The pipe connection mouth of described threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross is the end of outside thread or internal thread or quick locking structure.
The utility model adopts quick locking structure, makes sealability and connectivity robustness obtain sufficient assurance, and simultaneously, this structural design is ingenious, easy processing, the easy row of connecting part, long service life.
Claims (10)
1, a kind of quick locking pipe joint, comprise pipe joint (1) body, seal ring (3), external conical shape collar (4) and external compression nut (5), wherein, external compression nut (5) is threaded with pipe joint (1) body end, it is characterized in that: the end of at least one end of described pipe joint (1) body is provided with the sealed mouth (6) with inclined-plane in the taper, described seal ring (3) has the outer inclined-plane (14) of taper that matches and use with the interior inclined-plane of the taper of sealed mouth (6), described external conical shape collar (4) has the outer inclined-plane (12) of taper, external conical shape collar (4) inboard is provided with flexuose chucking structure (7), the nut cap of described external compression nut (5) is provided with pipe perforation (11), the hole wall of pipe perforation (11) is provided with has the interior inclined-plane (8) of taper that matches and use with the outer inclined-plane (12) of the taper of external conical shape collar (4), wherein, the big termination of seal ring (3) is with in external compression nut (5) is pushed up and be arranged in the big termination of external conical shape collar (4) mutually, the supporting sealed mouth (6) that is arranged on pipe joint (1) body of seal ring (3) is located, the supporting interior inclined-plane (8) of the inboard taper of external compression nut (5) that is arranged on of external conical shape collar (4) is located, and constitutes the end of quick locking structure with this.
2, quick locking pipe joint according to claim 1 is characterized in that: described external conical shape collar (4) sidewall is provided with the contraction breach (13) of being convenient to the stuck pipe of external conical shape collar (4).
3, quick locking pipe joint according to claim 1 is characterized in that: be provided with packing ring (17) between seal ring (3) and external conical shape collar (4).
4, quick locking pipe joint according to claim 1, it is characterized in that: described pipe joint (1) body is housing type joint (15), and described housing type joint (15) has at least a hoop sheet (16) to have the end that is no less than a quick locking structure.
5, quick locking pipe joint according to claim 4, it is characterized in that: described housing type joint (15) is clamp band type mechanical three-way or clamp band type machinery four-way, and the pipe connection mouth of described clamp band type mechanical three-way or clamp band type machinery four-way is the end of outside thread or internal thread or quick locking structure.
6, quick locking pipe joint according to claim 1 is characterized in that: described pipe joint (1) body is decompression reducing type joint, and its small end is the end of quick locking structure.
7, quick locking pipe joint according to claim 1 is characterized in that: described pipe joint (1) body is straight tube or 45 ° of bend pipes or 90 ° of bend pipes or iso-diameter elbow or reducing bend.
8, quick locking pipe joint according to claim 7 is characterized in that: the pipe connection mouth of described straight tube or 45 ° of bend pipes or 90 ° of bend pipes or diameter elbow or reducing bend is outside thread or internal thread or the end of locking structure fast.
9, quick locking pipe joint according to claim 1 is characterized in that: described pipe joint (1) body is threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross.
10, quick locking pipe joint according to claim 9 is characterized in that: the pipe connection mouth of described threeway branch pipe or equal tee or reducing tee or straight cross or reducing cross is the end of outside thread or internal thread or quick locking structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520032555 CN2851788Y (en) | 2005-11-07 | 2005-11-07 | Quickly locking type pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520032555 CN2851788Y (en) | 2005-11-07 | 2005-11-07 | Quickly locking type pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2851788Y true CN2851788Y (en) | 2006-12-27 |
Family
ID=37585746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520032555 Expired - Fee Related CN2851788Y (en) | 2005-11-07 | 2005-11-07 | Quickly locking type pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2851788Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248205A (en) * | 2011-05-31 | 2011-11-23 | 博深工具股份有限公司 | Quick transition joint |
| CN102330723A (en) * | 2010-07-13 | 2012-01-25 | 新秩序投资119股份有限公司 | Pipe fitting |
| CN102840329A (en) * | 2012-09-19 | 2012-12-26 | 中国船舶重工集团公司第七�三研究所 | Novel conical internal pressure sealing mechanism for small-caliber header of boiler |
| CN103939685A (en) * | 2014-05-22 | 2014-07-23 | 钟婕 | Open bundling ring with hooping and pressing effects |
| CN105937677A (en) * | 2016-07-04 | 2016-09-14 | 张超 | Totally-closed maintenance-free threaded fitting |
| CN106968276A (en) * | 2017-04-26 | 2017-07-21 | 浙江瑞森路政设施有限公司 | Multifunctional well cover |
| CN107101060A (en) * | 2017-06-14 | 2017-08-29 | 苏州优德通力科技有限公司 | A kind of Fast Installation and the pipeline connecting device of dismounting and self-locking self sealss |
| CN107893888A (en) * | 2017-12-15 | 2018-04-10 | 吴忠市通惠机械制造有限公司 | A kind of snap joint |
| CN108253174A (en) * | 2018-04-02 | 2018-07-06 | 郑州双杰科技股份有限公司 | The device of quick connection water pipe |
| CN109869550A (en) * | 2019-03-14 | 2019-06-11 | 胡琴 | A kind of variable diameter two siphunculus connector |
| CN113431965A (en) * | 2021-07-19 | 2021-09-24 | 王烁程 | Assembly type is aqueduct that can dock fast and dismantle for building |
-
2005
- 2005-11-07 CN CN 200520032555 patent/CN2851788Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330723A (en) * | 2010-07-13 | 2012-01-25 | 新秩序投资119股份有限公司 | Pipe fitting |
| CN102248205A (en) * | 2011-05-31 | 2011-11-23 | 博深工具股份有限公司 | Quick transition joint |
| CN102840329A (en) * | 2012-09-19 | 2012-12-26 | 中国船舶重工集团公司第七�三研究所 | Novel conical internal pressure sealing mechanism for small-caliber header of boiler |
| CN103939685A (en) * | 2014-05-22 | 2014-07-23 | 钟婕 | Open bundling ring with hooping and pressing effects |
| CN103939685B (en) * | 2014-05-22 | 2015-11-25 | 钟婕 | A kind of hoop pressure economic benefits and social benefits opening bundle circle |
| CN105937677A (en) * | 2016-07-04 | 2016-09-14 | 张超 | Totally-closed maintenance-free threaded fitting |
| CN106968276A (en) * | 2017-04-26 | 2017-07-21 | 浙江瑞森路政设施有限公司 | Multifunctional well cover |
| CN107101060A (en) * | 2017-06-14 | 2017-08-29 | 苏州优德通力科技有限公司 | A kind of Fast Installation and the pipeline connecting device of dismounting and self-locking self sealss |
| WO2018227651A1 (en) * | 2017-06-14 | 2018-12-20 | 苏州优德通力科技有限公司 | Quick mounting and detaching, self-locking, and self-sealing pipeline connection device |
| CN107893888A (en) * | 2017-12-15 | 2018-04-10 | 吴忠市通惠机械制造有限公司 | A kind of snap joint |
| CN108253174A (en) * | 2018-04-02 | 2018-07-06 | 郑州双杰科技股份有限公司 | The device of quick connection water pipe |
| CN109869550A (en) * | 2019-03-14 | 2019-06-11 | 胡琴 | A kind of variable diameter two siphunculus connector |
| CN113431965A (en) * | 2021-07-19 | 2021-09-24 | 王烁程 | Assembly type is aqueduct that can dock fast and dismantle for building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061227 Termination date: 20111107 |