CN202733271U - Quick connecting device for pipeline - Google Patents
Quick connecting device for pipeline Download PDFInfo
- Publication number
- CN202733271U CN202733271U CN2012202639603U CN201220263960U CN202733271U CN 202733271 U CN202733271 U CN 202733271U CN 2012202639603 U CN2012202639603 U CN 2012202639603U CN 201220263960 U CN201220263960 U CN 201220263960U CN 202733271 U CN202733271 U CN 202733271U
- Authority
- CN
- China
- Prior art keywords
- pipe
- seal ring
- connecting device
- pipe joint
- connection part
- Prior art date
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/091—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
- F16L37/0915—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers with a separate member for releasing the coupling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Pressure Members (AREA)
Abstract
The utility model discloses a quick connecting device for a pipeline. The quick connecting device for the pipeline comprises a pipe coupling and connecting components, wherein the connecting components are communicated with each other. The connecting components comprise a nut cap, a seal ring, a seal ring pressing ring, a retreating pipe and a tooth ring which is provided with a plurality of elastic clamping teeth, wherein the nut cap is fixed inside the pipe coupling, and the bottom of the retreating pipe abuts against the elastic clamping teeth of the tooth ring. The connecting components further comprise a bottom cap, wherein the bottom cap is fixed inside the pipe coupling. The seal ring pressing ring is embedded between the bottom cap and the nut cap, and the seal ring is clamped between the seal ring pressing ring and the bottom cap. A buckle foot is arranged on the outer wall of the bottom of the retreating pipe, and a buckle edge which is matched with the buckle foot is arranged on the inner wall of the nut cap. The quick connecting device for the pipeline is simple in structure, good in sealing performance, free from auxiliary tools and sealing materials in connection and convenient to disassemble.
Description
Technical field
The utility model relates to a kind of fast connecting device of pipelines, is mainly used in the fluid-transporting tubings such as water pipe are carried out rapid abutting joint.
Background technique
At present, pipeline is industrial requisite basic facilities.Assembling pipe joint is its requisite connection means.At present, well-known pipeline connection mainly contains be threaded (metal tube), hot melt connects (PP-R and PE pipe etc.) dual mode.Being threaded is to utilize joint and pipe internal and external screw thread separately to be spirally connected, and is sealed as stuffing box packing with white paint flax silk or polytetrafluoroethylraw raw material band; It is to utilize electric heating that pipe is connected attachment portion (end face or connection contact surface) with joint to be heated to molten state that hot melt connects, and then compress mutually, so that melting mutually, the contact surface homogeneous material makes it to connect and sealing, but above-mentioned two kinds of Placements connect cumbersome, time-consuming, cost is higher, and maintenance dismounting inconvenience.
Summary of the invention
The purpose of this utility model is the defective that overcomes prior art, provides a kind of simple in structure, good seal performance, and connection need not any assistant tool and sealing material, the fast connecting device of pipelines of convenient disassembly.
The technological scheme that realizes the utility model purpose is: a kind of fast connecting device of pipelines, it comprises pipe joint and the connection part that is communicated with each other, connection part comprises block, seal ring, the seal ring pressure ring, move back the gear ring of managing and having several elastic latchs, block is fixed in the pipe joint, moving back the bottom of pipe and the elastic latch of gear ring offsets, described connection part also comprises end cap, this end cap is fixed in the pipe joint, described seal ring pressure ring is inlaid between end cap and the block, described seal ring is clamped between described seal ring pressure ring and the end cap, move back on the bottom outer wall of pipe and be provided with the button pin, be provided with on the inwall of block and the button edge of detaining pin and matching.
Further, be provided with convex body on the outer wall of described block, be provided with the groove that matches with convex body on the described pipe joint.
Further, be provided with some annular convex ribs on the outer wall of cap of the described end, be provided with the annular groove that matches with annular convex rib on the described pipe joint.
Further, the end of described elastic latch is arcuation or wavy.
Further, described pipe joint is the T joint header structure with three pipe joints, all is fixed with connection part in three pipe joints.
Further, described pipe joint is bend pipe structure, and the two ends of bend pipe are fixed with respectively connection part.
Further, described pipe joint is straight tube structure, and the two ends of straight tube are fixed with respectively connection part.
Further, the bottom of described seal ring pressure ring has the first groove, has the second groove on the cap of the described end, and the internal face that the first groove and the second groove form and the profile of seal ring are complementary.
After having adopted technique scheme, pipe is moved back in pipeline insertion to be connected, make the elastic latch spreading of gear ring, the insertion end of connecting tube is crossed seal ring, elastic latch elastic recovery original position then, and connecting tube is fastened, and utilize the flexible of seal ring to seal, if the fech connection pipeline, pipe is moved back in pushing, makes the bottom pushing gear ring that moves back pipe, make the elastic latch spreading of gear ring, extract connecting tube and get final product, structure is simpler, and connection just need not any assistant tool and sealing material like this; The setting of end cap and block so that connection part need not any being threaded, has further strengthened its sealability, and so that detachable maintaining is more convenient; Three-way pipe structure, bend pipe structure and straight tube structure are connected the design of pipe joint so that the utility model can be applicable to the connection of the connecting tube of multiple demand; The end of elastic latch is designed to wavy or arcuation so that promptly more firm to connecting tube is not easy to get loose; The design of the first groove and the second groove is so that seal ring is not easy slippage after being squeezed.
Description of drawings
Fig. 1 is the structural representation of connection part of the present utility model;
Fig. 2 is the structural representation of the first structure of fast connecting device of pipelines of the present utility model;
Fig. 3 is the structural representation of the second structure of fast connecting device of pipelines of the present utility model;
Fig. 4 is the structural representation of the third structure of fast connecting device of pipelines of the present utility model;
Fig. 5 is the structural representation of the first structure of gear ring of the present utility model;
Fig. 6 is the structural representation of the second structure of gear ring of the present utility model;
Fig. 7 is the structural representation of the third structure of gear ring of the present utility model;
Fig. 8 is the structure cross-sectional schematic of seal ring pressure ring of the present utility model;
Fig. 9 is the structure cross-sectional schematic of the end of the present utility model cap.
Embodiment
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model according to specific embodiment also by reference to the accompanying drawings,
Embodiment one
Such as Fig. 1, shown in 2, a kind of fast connecting device of pipelines, it comprises pipe joint 3 and the connection part that is communicated with each other, connection part comprises block 2, seal ring 6, seal ring pressure ring 5, move back pipe 1 and the gear ring 4 with several elastic latchs 4-1, block 2 is fixed in the pipe joint 3, moving back the bottom of pipe 1 and the elastic latch 4-1 of gear ring 4 offsets, described connection part also comprises end cap 7, this end cap 7 is fixed in the pipe joint 3, described seal ring pressure ring 5 is inlaid in end cap 7 and blocks a shot between 2, described seal ring 6 is clamped between described seal ring pressure ring 5 and the end cap 7, move back and be provided with button pin 1-1 on pipe 1 the bottom outer wall, be provided with on the inwall of block 2 and the button edge 2-1 that detains pin 1-1 and match.Pipe joint 3 all is fixed with connection part for having the T joint header structure of three pipe joints in three pipe joints.
Shown in Fig. 5 ~ 7, the end of elastic latch 4-1 is arcuation or wavy.
Shown in Fig. 8,9, the bottom of seal ring pressure ring 5 has the first groove 5-1, has the second groove 7-2 on the end cap 7, and the internal face that the first groove 5-1 and the second groove 7-2 form and the profile of seal ring 6 are complementary.
Embodiment two
Such as Fig. 1, shown in 3, a kind of fast connecting device of pipelines, it comprises pipe joint 3 and the connection part that is communicated with each other, connection part comprises block 2, seal ring 6, seal ring pressure ring 5, move back pipe 1 and the gear ring 4 with several elastic latchs 4-1, block 2 is fixed in the pipe joint 3, moving back the bottom of pipe 1 and the elastic latch 4-1 of gear ring 4 offsets, described connection part also comprises end cap 7, this end cap 7 is fixed in the pipe joint 3, described seal ring pressure ring 5 is inlaid in end cap 7 and blocks a shot between 2, described seal ring 6 is clamped between described seal ring pressure ring 5 and the end cap 7, move back and be provided with button pin 1-1 on pipe 1 the bottom outer wall, be provided with on the inwall of block 2 and the button edge 2-1 that detains pin 1-1 and match.Pipe joint 3 is bend pipe structure, and the two ends of bend pipe are fixed with respectively connection part.
Shown in Fig. 5 ~ 7, the end of elastic latch 4-1 is arcuation or wavy.
Shown in Fig. 8,9, the bottom of seal ring pressure ring 5 has the first groove 5-1, has the second groove 7-2 on the end cap 7, and the internal face that the first groove 5-1 and the second groove 7-2 form and the profile of seal ring 6 are complementary.
Embodiment three
Such as Fig. 1, shown in 4, a kind of fast connecting device of pipelines, it comprises pipe joint 3 and the connection part that is communicated with each other, connection part comprises block 2, seal ring 6, seal ring pressure ring 5, move back pipe 1 and the gear ring 4 with several elastic latchs 4-1, block 2 is fixed in the pipe joint 3, moving back the bottom of pipe 1 and the elastic latch 4-1 of gear ring 4 offsets, described connection part also comprises end cap 7, this end cap 7 is fixed in the pipe joint 3, described seal ring pressure ring 5 is inlaid in end cap 7 and blocks a shot between 2, described seal ring 6 is clamped between described seal ring pressure ring 5 and the end cap 7, move back and be provided with button pin 1-1 on pipe 1 the bottom outer wall, be provided with on the inwall of block 2 and the button edge 2-1 that detains pin 1-1 and match.Pipe joint 3 is straight tube structure, and the two ends of straight tube are fixed with respectively connection part.
Shown in Fig. 5 ~ 7, the end of described elastic latch 4-1 is arcuation or wavy.
Shown in Fig. 8,9, the bottom of seal ring pressure ring 5 has the first groove 5-1, has the second groove 7-2 on the end cap 7, and the internal face that the first groove 5-1 and the second groove 7-2 form and the profile of seal ring 6 are complementary.
Working principle of the present utility model is as follows:
Pipe 1 is moved back in pipeline insertion to be connected, make the elastic latch 4-1 spreading of gear ring 4, the insertion end of connecting tube is crossed seal ring 6, then elastic latch 4-1 elastic recovery original position, connecting tube is fastened, and utilizes the flexible of seal ring 6 to seal, if the fech connection pipeline, pipe 1 is moved back in pushing, make the bottom pushing gear ring 4 that moves back pipe 1, make the elastic latch 4-1 spreading of gear ring 4, extract connecting tube and get final product, structure is simpler, and connection just need not any assistant tool and sealing material like this; The setting of end cap 7 and block 2 so that connection part need not any being threaded, has further strengthened its sealability, and so that detachable maintaining is more convenient; Three-way pipe structure, bend pipe structure and straight tube structure are connected the design of pipe joint 3 so that the utility model can be applicable to the connection of the connecting tube of multiple demand; The end of elastic latch 4-1 is designed to wavy or arcuation so that promptly more firm to connecting tube is not easy to get loose; The design of the first groove 5-1 and the second groove 7-2 is so that seal ring 6 is not easy slippage after being squeezed.
Above-described specific embodiment; the purpose of this utility model, technological scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. fast connecting device of pipelines, it comprises pipe joint (3) and the connection part that is communicated with each other, connection part comprises block (2), seal ring (6), seal ring pressure ring (5), move back pipe (1) and have the gear ring (4) of several elastic latchs (4-1), block (2) is fixed in the pipe joint (3), moving back the bottom of pipe (1) and the elastic latch (4-1) of gear ring (4) offsets, it is characterized in that: described connection part also comprises end cap (7), this end cap (7) is fixed in the pipe joint (3), described seal ring pressure ring (5) is inlaid between end cap (7) and the block (2), described seal ring (6) is clamped between described seal ring pressure ring (5) and the end cap (7), move back and be provided with button pin (1-1) on the bottom outer wall of pipe (1), be provided with on the inwall of block (2) and the button edge (2-1) of detaining pin (1-1) and matching.
2. fast connecting device of pipelines according to claim 1 is characterized in that: be provided with convex body (2-2) on the outer wall of described block (2), be provided with the groove (3-1) that matches with convex body (2-2) on the described pipe joint (3).
3. fast connecting device of pipelines according to claim 1 and 2, it is characterized in that: be provided with some annular convex ribs (7-1) on the outer wall of cap of the described end (7), be provided with the annular groove (3-2) that matches with annular convex rib (7-1) on the described pipe joint (3).
4. fast connecting device of pipelines according to claim 1, it is characterized in that: the end of described elastic latch (4-1) is arcuation or wavy.
5. fast connecting device of pipelines according to claim 1 is characterized in that: described pipe joint (3) all is fixed with connection part for having the T joint header structure of three pipe joints in three pipe joints.
6. fast connecting device of pipelines according to claim 1, it is characterized in that: described pipe joint (3) is bend pipe structure, and the two ends of bend pipe are fixed with respectively connection part.
7. fast connecting device of pipelines according to claim 1 is characterized in that: described pipe joint (3) is straight tube structure, and the two ends of straight tube are fixed with respectively connection part.
8. fast connecting device of pipelines according to claim 1, it is characterized in that: the bottom of described seal ring pressure ring (5) has the first groove (5-1), have the second groove (7-2) on the cap of the described end (7), the internal face that the first groove (5-1) and the second groove (7-2) form and the profile of seal ring (6) are complementary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202639603U CN202733271U (en) | 2012-06-06 | 2012-06-06 | Quick connecting device for pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202639603U CN202733271U (en) | 2012-06-06 | 2012-06-06 | Quick connecting device for pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202733271U true CN202733271U (en) | 2013-02-13 |
Family
ID=47658970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202639603U Expired - Fee Related CN202733271U (en) | 2012-06-06 | 2012-06-06 | Quick connecting device for pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202733271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016101328A1 (en) * | 2014-12-22 | 2016-06-30 | 浙江雨龙管业科技有限公司 | Locking type quick connector |
| CN108801711A (en) * | 2017-05-05 | 2018-11-13 | 中国辐射防护研究院 | A kind of aerosol sampler quickly connected |
-
2012
- 2012-06-06 CN CN2012202639603U patent/CN202733271U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016101328A1 (en) * | 2014-12-22 | 2016-06-30 | 浙江雨龙管业科技有限公司 | Locking type quick connector |
| CN108801711A (en) * | 2017-05-05 | 2018-11-13 | 中国辐射防护研究院 | A kind of aerosol sampler quickly connected |
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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: 20130213 Termination date: 20140606 |