CN202937911U - Fast high-pressure pipe joint - Google Patents
Fast high-pressure pipe joint Download PDFInfo
- Publication number
- CN202937911U CN202937911U CN 201220571369 CN201220571369U CN202937911U CN 202937911 U CN202937911 U CN 202937911U CN 201220571369 CN201220571369 CN 201220571369 CN 201220571369 U CN201220571369 U CN 201220571369U CN 202937911 U CN202937911 U CN 202937911U
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- CN
- China
- Prior art keywords
- pipe
- clamp
- joint
- hole enlargement
- elastic tube
- 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
Links
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
A fast high-pressure pipe joint is provided with a joint pipe body; an inner pipe, a seal ring, an elastic pipe clamp and a connecting inserting pipe are sequentially mounted in at least one port of the joint pipe body; a diameter-reducing bulged ring is arranged on the inner wall, corresponding to the middle of the mounting position of the elastic pipe clamp, of the joint pipe body. The pipe joint utilizes matching of the elastic pipe clamp and the diameter-reducing bulged ring to convert an axial disengaging force caused by pressure into a radial clamping force of the elastic pipe clamp, and simultaneously, utilizes the pressure to enable the flange-shaped edge of the inner pipe and the front end of the elastic pipe clamp to clamp the seal ring; the larger the pressure is, the more tightly the elastic pipe clamp clamps the connecting inserting pipe, and the more tightly the flange-shaped edge of the inner pipe and the front end of the elastic pipe clamp clamp the seal ring; therefore connection and seal of the pipe joint are more reliable, the high-pressure performance is better, and accordingly, the problem of poor high-pressure resistant performance of the existing joint is solved completely; and besides, no tool is required for installing the pipe joint, whole inserting installation is adopted, and the installation is convenient and fast.
Description
Technical field
The utility model relates to a kind of pipe joint, relates in particular to a kind of high-pressure quick pipe joint.
Background technique
Existing high-pressure pipe connector exists the poor problem of barotolerance, " a kind of Quick pipe joint of high-pressure pipeline " that provides as Chinese patent CN201020602790.8, it links together two connecting tubes with adding clip, be provided with the cross section in clip and be trapezoidal groove, after this groove and two connecting tube termination docking, its cross section is trapezoidal prominent ring and matches.When passing into high-pressure medium in pipe, the joint forms expansive force, increase along with expansive force, clip can block tighter and tighter, plays the sealing reinforing function, still, strain by clip fully two connecting tube terminations, therefore, its high-voltage performance is subject to the restriction of the solid degree of clip material itself, is difficult to tolerate the high pressure over clip tension ability.In addition, the installation of this pipe joint is to carry out fasteningly just completing to the screw bolt and nut on clip with instrument, and the quick degree of its installation is not high enough.
The model utility content
The purpose of this utility model is for the problem in prior art, and a kind of high-pressure quick pipe joint is provided, and not only makes it have good high voltage performance, and installs without instrument, and is quicker.
For achieving the above object, the technical solution of the utility model is as follows:
it has a joint body, this joint body can be a straight-through tube, bend pipe, three-way pipe or four-way pipe, be provided with from inside to outside the first hole enlargement step at least one port of this joint body, the second hole enlargement step and the 3rd hole enlargement step, and inner tube is housed successively in this port, seal ring and Elastic tube clamp, the front end of described inner tube is with a Flange-shaped Parts edge, this Flange-shaped Parts edge is resisted against on the first hole enlargement step, being in control axial installation in making locates, described seal ring is resisted against on the second hole enlargement step, make seal ring obtain axially installing the location, the tail end of described Elastic tube clamp is with the prominent ring of a hole enlargement, the prominent ring of this hole enlargement is resisted against on the 3rd hole enlargement step, make Elastic tube clamp obtain axially installing the location, a connecting insertion inserts in this port, and coaxial sleeve is between inner tube and seal ring and Elastic tube clamp, the front end of this connecting insertion is resisted against on the Flange-shaped Parts edge of inner tube front end, make connecting insertion obtain axially installing the location, also be provided with the prominent ring of a undergauge on the port tube inwall of described union body corresponding to middle part, Elastic tube clamp mounting point.
The further improved technological scheme of the utility model is as follows:
The cross section of the prominent ring of described undergauge is trapezoidal, and the front end of described Elastic tube clamp is provided with the evagination chuck.
Be provided with coarse radial streak or boss on the inner circle wall of described Elastic tube clamp evagination chuck.
can find out by technique scheme, the utility model utilizes the cooperation of Elastic tube clamp and the prominent ring of undergauge, the axial tearaway load that pressure can be caused is transformed into the radial clamping power of Elastic tube clamp, simultaneously, it also utilizes pressure that the Flange-shaped Parts edge of inner tube and the front end of Elastic tube clamp are clamped seal ring, and pressure is larger, Elastic tube clamp is tighter to the clamping of seal ring to the clamping of connecting insertion and inner tube Flange-shaped Parts edge and Elastic tube clamp front end, the connection of pipe joint and sealing are more reliable, high-voltage performance is also better, thereby thoroughly solved the poor problem of existing joint high voltage performance.In addition, installation of the present utility model is all adopted plug-in mounting without instrument, and is more convenient and much quick than prior art.
Description of drawings
Fig. 1 is the not structural representation of logical pressure condition of the utility model.
Fig. 2 is the structural representation of the logical pressure condition of the utility model
Fig. 3 is the sectional drawing (the A-A section of Fig. 4) of Elastic tube clamp.
Fig. 4 is Fig. 3 left view.
Fig. 5 is the plan view of Fig. 4.
Embodiment
Referring to Fig. 1, it has a joint body (1), and this joint body can be straight-through tube, bend pipe, three-way pipe or a four-way pipe.the below illustrates its structure as an example of straight-through tube example, be provided with from inside to outside the first hole enlargement step (1-1) in the port of the right side of this joint body, the second hole enlargement step (1-2) and the 3rd hole enlargement step (1-3), and inner tube (2) is housed successively in this right side port, seal ring (3) and Elastic tube clamp (4), the front end of described inner tube is with a Flange-shaped Parts edge (2-1), this Flange-shaped Parts edge is resisted against on the first hole enlargement step (1-1), being in control axial installation in making locates, described seal ring (3) is resisted against on the second hole enlargement step, make seal ring obtain axially installing the location, the tail end of described Elastic tube clamp is with the prominent ring of a hole enlargement (4-1), the prominent ring of this hole enlargement is resisted against on the 3rd hole enlargement step, make Elastic tube clamp obtain axially installing the location, a connecting insertion (5) inserts in this right side port, and coaxial sleeve is between inner tube (2) and seal ring (3) and Elastic tube clamp (4), the front end of this connecting insertion is resisted against on the Flange-shaped Parts edge of inner tube front end, make connecting insertion obtain axially installing the location, also be provided with the prominent ring of a undergauge (1-7) on port tube inwall corresponding to middle part, Elastic tube clamp mounting point in this joint body.the left side port of described joint body (1) can be provided with the interface structure identical with the port, another kind of interface structure as shown in FIG. also can be set, this another kind interface structure comprises a nut (6), the second seal ring (7) and connecting tube (8), be provided with a preceding thread section (1-4) and a rear thread section (1-5) on the outer tube wall of this left side port, be provided with one without thread section (1-6) between described preceding thread section and rear thread section, described nut (6) is upper on preceding thread section (1-4), described the second seal ring (7) is enclosed within without on thread section (1-6), described connecting tube (8) is threaded on rear thread section (1-5).After connecting tube (8) tightened, it and nut formed clamping to the second seal ring (7), thereby play seal action.If joint body (1) is three-way pipe or four-way pipe, by that analogy, can arranges on all the other ports and above-mentioned any one identical interface structure of two ports, thereby make joint body (1) form the sealing configuration of a sealing.
the working procedure of this high-pressure pipe connector is: when not passing into high pressure in joint body (1), inner tube (2), seal ring (3) and Elastic tube clamp (4) in the joint body are in the installation positioning states, and its state as shown in Figure 1, when passing into high pressure in the joint body, its pressure promotes inner tube (2), seal ring (3), port moves to the right together for Elastic tube clamp (4) and connecting insertion (5), it is closed and clamp connecting insertion (5) immediately when Elastic tube clamp contacts the prominent ring of undergauge, connecting insertion stops mobile, at this moment, inner tube (2) continues to the right, and port moves, until the Flange-shaped Parts edge promotion seal ring of its front end contacts the front end of Elastic tube clamp (4), seal ring (3) is clamped by the front end of the Flange-shaped Parts edge of inner tube and Elastic tube clamp, thereby play reliable seal action, and pressure is larger, the radially chucking power of Elastic tube clamp and the axial chucking power of seal ring are larger, connecting insertion more can not be thrown off, the sealability of seal ring is higher, state after its high pressure sealing as shown in Figure 2.
Referring to Fig. 1 and Fig. 3～5, in order further to strengthen the clamping dynamics of elasticity clamp, the cross section of the prominent ring of described undergauge (1-7) is trapezoidal, and the front end of described Elastic tube clamp is provided with evagination chuck (4-2).When the evagination chuck touches the trapezoidal inclined plane of the prominent ring of undergauge, can go to the undergauge summit along trapezoidal inclined plane, make Elastic tube clamp more and more tighter to the clamping of connecting insertion.Skid when preventing that Elastic tube clamp is clamped and connected intubate (5), be provided with coarse radial streak (4-3) or boss on the inner circle wall of the evagination chuck (4-2) of described Elastic tube clamp.
Claims (3)
1. high-pressure quick pipe joint, it is characterized in that: it has a joint body (1), this joint body can be a straight-through tube, bend pipe, three-way pipe or four-way pipe, be provided with from inside to outside the first hole enlargement step (1-1) at least one port of this joint body, the second hole enlargement step (1-2) and the 3rd hole enlargement step (1-3), and inner tube (2) is housed successively in this port, seal ring (3) and Elastic tube clamp (4), the front end of described inner tube is with a Flange-shaped Parts edge (2-1), this Flange-shaped Parts edge is resisted against on the first hole enlargement step, being in control axial installation in making locates, described seal ring (3) is resisted against on the second hole enlargement step, make seal ring obtain axially installing the location, the tail end of described Elastic tube clamp is with the prominent ring of a hole enlargement (4-1), the prominent ring of this hole enlargement is resisted against on the 3rd hole enlargement step, make Elastic tube clamp obtain axially installing the location, a connecting insertion (5) inserts in this port, and coaxial sleeve is between inner tube (2) and seal ring (3) and Elastic tube clamp (4), the front end of this connecting insertion is resisted against on the Flange-shaped Parts edge of inner tube front end, make connecting insertion obtain axially installing the location, also be provided with the prominent ring of a undergauge (1-7) on the port tube inwall of described union body corresponding to middle part, Elastic tube clamp mounting point.
2. high-pressure quick pipe joint according to claim 1 is characterized in that: the cross section of the prominent ring of described undergauge (1-7) is trapezoidal, and the front end of described Elastic tube clamp is provided with evagination chuck (4-2).
3. high-pressure quick pipe joint according to claim 2, its feature: be provided with coarse radial streak or boss on the inner circle wall of described Elastic tube clamp evagination chuck (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571369 CN202937911U (en) | 2012-11-01 | 2012-11-01 | Fast high-pressure pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571369 CN202937911U (en) | 2012-11-01 | 2012-11-01 | Fast high-pressure pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937911U true CN202937911U (en) | 2013-05-15 |
Family
ID=48322148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220571369 Expired - Fee Related CN202937911U (en) | 2012-11-01 | 2012-11-01 | Fast high-pressure pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937911U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758584A (en) * | 2016-05-11 | 2016-07-13 | 嘉兴迈思特管件制造有限公司 | High-sealing-performance pressure gauge pipe fitting for solar power generation |
| CN110102156A (en) * | 2019-05-21 | 2019-08-09 | 南京杰科丰环保技术装备研究院有限公司 | The device of spray gun is replaced or overhauled online to a kind of urea pyrolysis reactor |
| CN110595258A (en) * | 2019-09-29 | 2019-12-20 | 珠海格力电器股份有限公司 | Degreasing system and degreasing method of heat exchanger |
-
2012
- 2012-11-01 CN CN 201220571369 patent/CN202937911U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758584A (en) * | 2016-05-11 | 2016-07-13 | 嘉兴迈思特管件制造有限公司 | High-sealing-performance pressure gauge pipe fitting for solar power generation |
| CN110102156A (en) * | 2019-05-21 | 2019-08-09 | 南京杰科丰环保技术装备研究院有限公司 | The device of spray gun is replaced or overhauled online to a kind of urea pyrolysis reactor |
| CN110595258A (en) * | 2019-09-29 | 2019-12-20 | 珠海格力电器股份有限公司 | Degreasing system and degreasing method of heat exchanger |
| CN110595258B (en) * | 2019-09-29 | 2024-05-28 | 珠海格力电器股份有限公司 | Degreasing system and degreasing method of heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XI'AN KEFEI ELECTRICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WEI DEYI Effective date: 20140417 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710100 XI'AN, SHAANXI PROVINCE TO: 710075 XI'AN, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140417 Address after: 710075 Room 408 of photoelectron professional incubator building, No. two, 77 hi tech Zone, Xi'an, Shaanxi Patentee after: Xi'an Aircraft Electric Technology Co., Ltd. Address before: 710100 Wang Shuxian, box 11, Xi'an, Shaanxi 15, retired Patentee before: Wei Deyi |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20191101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |