CN105387301A - Compressed air quick pipe joint - Google Patents
Compressed air quick pipe joint Download PDFInfo
- Publication number
- CN105387301A CN105387301A CN201510952155.XA CN201510952155A CN105387301A CN 105387301 A CN105387301 A CN 105387301A CN 201510952155 A CN201510952155 A CN 201510952155A CN 105387301 A CN105387301 A CN 105387301A
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- compressed air
- ring
- driving member
- seal ring
- 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.)
- Pending
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a compressed air pipeline system, in particular to a compressed air quick pipe joint. The compressed air quick pipe joint comprises a joint pipe and a pressing cover, wherein an annular bulge loop is arranged at an inner ring at the end part of the right side of the pressing cover; an annular inclined wall is arranged at the inner ring of the pressing cover at the left side of the annular bulge loop; a push piece is arranged at the inner side of the annular inclined wall; the left side of the push piece pushes against the end part of the right side of the joint pipe; the outer wall of the right side of the push piece is adapted to the annular inclined wall; sealing rings are arranged at an inner ring of the joint pipe; the end part of a to-be-connected pipe fitting is sealed through the sealing rings; an opening clamp loop is arranged at the inner side of the annular inclined wall between the push piece and the annular bulge loop; the outer wall of the opening clamp loop is adapted to the annular inclined wall; an arc clamp tooth is formed at an inner ring of the opening clamp loop; the inner diameter of the arc clamp tooth is greater than the outer diameter of the to-be-connected pipe fitting; and when the pressing cover and the joint pipe are tightly screwed, the push piece pushes the opening clamp loop to move towards the right side along the annular inclined wall to compress the opening clamp loop, and the arc clamp tooth bits the to-be-connected pipe fitting.
Description
Technical field
The present invention relates to a kind of compressed air line system, particularly relate to a kind of compressed air fast pipe joint.
Background technique
The existing pipe joint for connecting compressed air hose has multiple.Existing pipe joint exist a general problem be pipe upon connection, pipe and joints connects insecure, may occur axial displacement between them.
For this reason, Chinese invention patent (CN1200795) discloses an a kind of equipment pipe being connected to the circle tube joint part that is made up of a front surface and an adapter sleeve, first segmentation of this adapter sleeve comprises the detachable fixing device be meshed with the alignment device be positioned on adapter piece, and the second segmentation of axially adjacent first segmentation simultaneously comprises for preventing the end of the pipe be inserted in sleeve pipe from skidding off and the device of the front surface of joggle(d) joint head.Sleeve pipe has one for the built-in guiding hoop of the end of guiding pipe, the internal diameter of this guiding hoop is equal to the external diameter of pipe substantially, this hoop comprises the second portion of the first portion be slidably mounted in the second segmentation of sleeve pipe and the first segmentation axially extending to sleeve pipe, adapter piece has one and is formed in groove in its front surface, this groove is used for when fixing device engages each other, and holds the free end of the second portion that hoop stretches out and makes its centering.This patent solves the connection of pipe, has the feature of easy accessibility.
Chinese invention patent (CN1142583) discloses a kind of pipe coupling, also can avoid stress concentration phenomenon occurs even if wherein constantly put on annular claw from the external force of pipe.In the pipe coupling of this invention, annular claw forms the zigzag fashion with outer barbed portion and interior barbed portion.Annular claw has: multiple outer ring portion; Multiple annular inner portion, each annular inner portion is arranged between two adjacent outer ring portion; Multiple attachment portion, one end of annular inner portion and one end of outer ring portion are connected together by each attachment portion.
Two kinds of above-mentioned pipe joints all well solve the technological deficiency that may occur axial displacement between pipe and joints.
Chinese invention patent application number: (200810063105.6, the applying date: 2008.07.10) disclose a kind of quick coupling of compressed air hose.This pipe joint comprises adaptor tube and gland, and gland and adaptor tube are by the detachable connection of screw thread, and the end head of adaptor tube is provided with retaining ring seat; Adaptor tube inside is stretched in the inner of retaining ring seat, and offsets with retaining ring seat and be provided with seal ring, and the internal diameter that the inner ring of seal ring protrudes retaining ring seat is arranged; The exterior edge face of retaining ring seat is provided with metal snap ring, and snap ring comprises ring body and blade tooth, and blade tooth to retaining ring seat direction flange, and is provided with oblique circle at retaining ring seat opening, and blade tooth is arranged on and tiltedly encloses; Snap ring outer end is provided with driving member, and the two ends of driving member offset with snap ring and boss respectively.Screwed by gland when using, the boss compressing driving member on gland, driving member compressing snap ring makes blade tooth strut, and blade tooth can be bitten pipe and prevent pipe from deviating from.This patent employing snap ring employing blade tooth is bitten pipe and is prevented pipe from deviating from, because blade tooth is thin slice, inadequate in the fastness of firmly grasping.
Summary of the invention
In order to solve above-mentioned technical problem, the object of this invention is to provide a kind of compressed air fast pipe joint, this pipe joint lead to driving member promote slotted collar annularly skew wall move to the right slotted collar compressed, arc latch stings tight connecting tube, add and sting tight intensity, it is simple that the present invention simultaneously has structure, feature easy to use.
In order to realize above-mentioned object, present invention employs following technological scheme:
A kind of compressed air fast pipe joint, this pipe joint comprises adaptor tube and gland, gland is enclosed within adaptor tube, gland and adaptor tube are by the detachable connection of screw thread, the inner ring of gland right-hand end is provided with annular convex ring, the inner ring of annular convex ring is the pore that confession is inserted by jointed tubular workpieces, and the diameter of pore is suitable by jointed tubular workpieces external diameter with confession, and pore is formed by the supporting portion of jointed tubular workpieces; The left side gland inner ring of annular convex ring arranges annular skew wall, driving member is provided with inside annular skew wall, be provided with the mesopore for being passed by jointed tubular workpieces in the middle part of driving member, left side and the described adaptor tube right-hand end of driving member offset, and outer right wall and the described annular skew wall of driving member are suitable; The inner ring of described adaptor tube is provided with seal ring, is sealed by seal ring by the end of jointed tubular workpieces; Slotted collar is provided with inside annular skew wall between driving member and annular convex ring, outer wall and the described annular skew wall of slotted collar are suitable, the inner ring of slotted collar is provided with arc latch, the internal diameter of arc latch is greater than the external diameter of connecting tube, when screwing gland and adaptor tube, slotted collar described in driving member promotes annularly skew wall is moved to the right slotted collar is compressed, and described arc latch stings tight connecting tube.
As preferably, described arc latch is together or 2 roads or 3 roads.
As preferably, described arc latch is continuous print or interruption.Preferably, arc latch is what be interrupted, and the arc latch of interruption can so that slotted collar bending.
As preferably, described adaptor tube inner ring is provided with step surface, and seal ring is arranged on step surface.
As preferably, described seal ring is two, is respectively the first seal ring and the second seal ring, packing ring between the first seal ring and the second seal ring.Packing ring can prevent seal ring owing to being compressed distortion.
As preferably, described driving member left end is provided with flange collar, and flange collar inserts adaptor tube inner ring and described seal ring offsets.
As preferably, described driving member entirety adopts aluminum alloy material or steel material.
As preferably, the left radial of described gland arranges screw, is provided with holding down bolt in screw, and holding down bolt is inner to offset with adaptor tube.
As preferably, this pipe joint is single-ended pipe joint or double-ended pipe joint.
As preferably, this pipe joint is double end bend pipe pipe joint, T-shape tube joint or " Y " type pipe joint.
The present invention is owing to have employed above-mentioned technological scheme, this pipe joint lead to driving member promote slotted collar annularly skew wall move to the right slotted collar compressed, arc latch stings tight connecting tube, adds and stings tight intensity, it is simple that the present invention simultaneously has structure, feature easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is detonation configuration schematic diagram of the present invention.
Fig. 3, Fig. 4 are the structural representation of slotted collar.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made a detailed explanation.
A kind of compressed air fast pipe joint as shown in Figure 1 and Figure 2, this pipe joint comprises adaptor tube 1 and gland 2, gland 2 is enclosed within adaptor tube 1, gland 2 and adaptor tube 1 are by the detachable connection of screw thread, the left radial of gland 2 arranges screw 12, be provided with holding down bolt in screw 12, holding down bolt is inner to offset with adaptor tube 1.The inner ring of gland 2 right-hand end is provided with annular convex ring 8, and the inner ring of annular convex ring 8 is the pore that confession is inserted by jointed tubular workpieces, and the diameter of pore is suitable by jointed tubular workpieces external diameter with confession, and pore is formed by the supporting portion of jointed tubular workpieces; Left side gland 2 inner ring of annular convex ring 8 arranges annular skew wall 9, is provided with driving member 3 inside annular skew wall 9.Driving member 3 entirety adopts aluminum alloy material or steel material, and be provided with the mesopore for being passed by jointed tubular workpieces in the middle part of driving member 3, left side and described adaptor tube 1 right-hand end of driving member 3 offset, and outer right wall and the described annular skew wall 9 of driving member 3 are suitable.As shown in Figure 1, adaptor tube 1 inner ring is provided with step surface 11, the inner ring of described adaptor tube 1 is provided with seal ring, seal ring is two, be respectively the first seal ring 5 and packing ring 7 between the second seal ring 6, first seal ring 5 and the second seal ring 6, sealed by the first seal ring 5 and the second seal ring 6 by the end of jointed tubular workpieces, driving member 3 left end is provided with flange collar 10, and flange collar 10 inserts adaptor tube 1 inner ring and described seal ring offsets.As shown in Figure 3, Figure 4, be provided with slotted collar 4 inside the annular skew wall 9 between driving member 3 and annular convex ring 8, arc latch 13 is that arc latch 13 is continuous print together.Outer wall and the described annular skew wall 9 of slotted collar 4 are suitable, the inner ring of slotted collar 4 is provided with arc latch 13, the internal diameter of arc latch 13 is greater than the external diameter of connecting tube, when screwing gland 2 and adaptor tube 1, driving member 3 promote described slotted collar 4 annularly skew wall 9 move to the right slotted collar 4 compressed, described arc latch 13 stings tight connecting tube.
When using, connecting tube inserts pore, end is sealed by the first seal ring 5 and the second seal ring 6, then gland 2 and adaptor tube 1 is being screwed, described driving member 3 promote described slotted collar 4 annularly skew wall 9 move to the right slotted collar 4 compressed, arc latch 13 stings tight connecting tube.
Claims (10)
1. a compressed air fast pipe joint, this pipe joint comprises adaptor tube (1) and gland (2), gland (2) is enclosed within adaptor tube (1), gland (2) and adaptor tube (1) are by the detachable connection of screw thread, it is characterized in that: the inner ring of gland (2) right-hand end is provided with annular convex ring (8), the inner ring of annular convex ring (8) is the pore for being inserted by jointed tubular workpieces, the diameter of pore is suitable by jointed tubular workpieces external diameter with confession, and pore is formed by the supporting portion of jointed tubular workpieces, left side gland (2) inner ring of annular convex ring (8) arranges annular skew wall (9), annular skew wall (9) inner side is provided with driving member (3), driving member (3) middle part is provided with the mesopore for being passed by jointed tubular workpieces, left side and described adaptor tube (1) right-hand end of driving member (3) offset, and outer right wall and the described annular skew wall (9) of driving member (3) are suitable, the inner ring of described adaptor tube (1) is provided with seal ring, is sealed by seal ring by the end of jointed tubular workpieces, annular skew wall (9) inner side between driving member (3) and annular convex ring (8) is provided with slotted collar (4), outer wall and the described annular skew wall (9) of slotted collar (4) are suitable, the inner ring of slotted collar (4) is provided with arc latch (13), the internal diameter of arc latch (13) is greater than the external diameter of connecting tube, when screwing gland (2) and adaptor tube (1), slotted collar (4) described in driving member (3) promotes annularly skew wall (9) is moved to the right slotted collar (4) is compressed, described arc latch (13) stings tight connecting tube.
2. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: arc latch (13) is together or 2 roads or 3 roads.
3. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: arc latch (13) is continuous print or interruption.
4. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: adaptor tube (1) inner ring is provided with step surface (11), and seal ring is arranged on step surface (11).
5. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: seal ring is two, is respectively the first seal ring (5) and the second seal ring (6), packing ring (7) between the first seal ring (5) and the second seal ring (6).
6. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: driving member (3) left end is provided with flange collar (10), and flange collar (10) inserts adaptor tube (1) inner ring and described seal ring offsets.
7. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: driving member (3) entirety adopts aluminum alloy material or steel material.
8. a kind of compressed air fast pipe joint according to claim 1, it is characterized in that: the left radial of gland (2) arranges screw (12), screw is provided with holding down bolt in (12), and holding down bolt is inner to offset with adaptor tube (1).
9. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: this pipe joint is single-ended pipe joint or double-ended pipe joint.
10. a kind of compressed air fast pipe joint according to claim 1, is characterized in that: this pipe joint is double end bend pipe pipe joint, T-shape tube joint or " Y " type pipe joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952155.XA CN105387301A (en) | 2015-12-17 | 2015-12-17 | Compressed air quick pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952155.XA CN105387301A (en) | 2015-12-17 | 2015-12-17 | Compressed air quick pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105387301A true CN105387301A (en) | 2016-03-09 |
Family
ID=55419884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510952155.XA Pending CN105387301A (en) | 2015-12-17 | 2015-12-17 | Compressed air quick pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105387301A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5692784A (en) * | 1995-06-02 | 1997-12-02 | Kabushiki Kaisha Nihon Pisco | Tubing joint |
| CN2474878Y (en) * | 2001-03-26 | 2002-01-30 | 陈关兴 | Aluminium plastic pipe, copper plastic pipe fast joint |
| CN101328997A (en) * | 2008-07-10 | 2008-12-24 | 龚岳强 | Compressed air fast pipe joint |
| CN201723874U (en) * | 2010-07-21 | 2011-01-26 | 龚岳强 | Quick installation pipe fitting for compressed air conveying pipeline |
| CN103925440A (en) * | 2014-04-15 | 2014-07-16 | 浙江康帕斯流体输送技术有限公司 | Compressed air quick pipe connector |
| CN104390080A (en) * | 2014-11-18 | 2015-03-04 | 浙江康帕斯流体输送技术有限公司 | Pipe joint connection structure and pipe joint adopting structure |
| CN205315914U (en) * | 2015-12-17 | 2016-06-15 | 浙江康帕斯流体输送技术有限公司 | Compressed air quick pipe connector |
-
2015
- 2015-12-17 CN CN201510952155.XA patent/CN105387301A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5692784A (en) * | 1995-06-02 | 1997-12-02 | Kabushiki Kaisha Nihon Pisco | Tubing joint |
| CN2474878Y (en) * | 2001-03-26 | 2002-01-30 | 陈关兴 | Aluminium plastic pipe, copper plastic pipe fast joint |
| CN101328997A (en) * | 2008-07-10 | 2008-12-24 | 龚岳强 | Compressed air fast pipe joint |
| CN201723874U (en) * | 2010-07-21 | 2011-01-26 | 龚岳强 | Quick installation pipe fitting for compressed air conveying pipeline |
| CN103925440A (en) * | 2014-04-15 | 2014-07-16 | 浙江康帕斯流体输送技术有限公司 | Compressed air quick pipe connector |
| CN104390080A (en) * | 2014-11-18 | 2015-03-04 | 浙江康帕斯流体输送技术有限公司 | Pipe joint connection structure and pipe joint adopting structure |
| CN205315914U (en) * | 2015-12-17 | 2016-06-15 | 浙江康帕斯流体输送技术有限公司 | Compressed air quick pipe connector |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160309 |