CN104500894B - A kind of snap joint - Google Patents
A kind of snap joint Download PDFInfo
- Publication number
- CN104500894B CN104500894B CN201410717366.0A CN201410717366A CN104500894B CN 104500894 B CN104500894 B CN 104500894B CN 201410717366 A CN201410717366 A CN 201410717366A CN 104500894 B CN104500894 B CN 104500894B
- Authority
- CN
- China
- Prior art keywords
- wedging
- cun
- cap
- sealing
- threaded base
- 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
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
- F16L37/12—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
- F16L37/14—Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain
- F16L37/15—Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain the element being a wedge
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention refers in particular to a kind of snap joint, belongs to pipe joint technical field, including valve body, and valve body is provided with the incoming end inserted for body, and incoming end, which is provided with threaded base, threaded base, is provided with stepped hole, and sealing ring is located on the step surface of stepped hole；Wedging, which covers, is provided with retaining mechanism between component and wedging cap, wedging covers component and is located in threaded base, and wedging cap sleeve drives wedging to cover component axial movement in threaded base, and by retaining mechanism；At least provided with a jump ring in wedging set component, wedging set component axial movement, the latch of jump ring is strutted or resetted；Sealing cap is spirally connected with threaded base, sealing sealing ring, wedging set component and wedging cap.The present invention coordinates simple with body, rotates wedging cap, just can realize the fixation and sealing of body, its is easy to operate, good airproof performance, safe and reliable；And the cooperation before locking between body is elastic adjustable, the design of visual window can directly observe whether body inserts in place.
Description
Technical field
The invention belongs to pipe joint technical field, a kind of snap joint is refered in particular to.
Background technology
Publication No. discloses a kind of snap joint for CN102705615A, and it includes:Along axle in hollow shell, hollow shell
To annular ledge, sealing ring, pressure ring, latch circle, ejector sleeve and ejector sleeve overcoat is disposed with, sealing ring is pressed on annular by pressure ring
Inside bearing, the latch circle is arranged on one end that the pressure ring deviates from sealing ring, and described ejector sleeve one end is abutted on latch circle,
The ejector sleeve overcoat is socketed on ejector sleeve and linked together by the pressure ring and annular ledge., only need to be by pipe in the technology
Body is inserted directly into ejector sleeve, latch circle meeting automatic clamping body, however, the technology has the following disadvantages：1. when body inserts ejector sleeve,
Need to be all the time by ejector sleeve internal pressure, to keep latch circle to open, otherwise the latch of latch circle can rub body, meanwhile, it need to apply larger
Power so that body is forced through sealing ring, and it is more difficult that the design causes body and snap joint to assemble, and sealing effectiveness one
As, the service life of latch circle and sealing ring is low；2. after body and snap joint assembling are finished, body and snap joint just can not
Relatively rotate so that the adaptive surface of snap joint is narrower；3. after body and snap joint assembling are finished, it is impossible to whether observe body
Insertion in place, can only be judged according to the experience of operating personnel so that connection has potential safety hazard；4. snap joint and body
Error in the fabrication process is inevitable, and elastic between body and snap joint can not adjust, and therefore, this quickly connects
Head has higher requirement to outer tube diameter and material, and mating surface is narrower.
The content of the invention
Safe and reliable it is an object of the invention to provide one kind is simple in construction, sealing is high, and locking is firm, installation and removal
It is convenient and swift, adapt to wide, elastic adjustable snap joint.
The object of the present invention is achieved like this：It is provided with a kind of snap joint, including valve body, valve body more than two
The incoming end inserted for body, incoming end is provided with threaded base, and threaded base is in be provided with platform in claw structure, threaded base
Rank hole, can play position-limiting action to body, wherein, the incoming end is provided with sealing ring, wedging set component, wedging cap and sealing
Cap；The sealing ring is arranged on the step surface of stepped hole, and when sealing ring is compressed and deformed by wedging set component, it is with stretching into institute
State the liquid-tight envelope of tube wall of incoming end；Retaining mechanism, the wedging set are provided between the wedging set component and wedging cap
Component is located in the threaded base, and the wedging cap sleeve drives wedging set group in threaded base, and by retaining mechanism
Part is moved axially；At least provided with a jump ring in the wedging set component, wedging set component axial movement, the latch support of jump ring
Open or reset, the body of incoming end is stretched into clamping when latch is strutted；The sealing cap is spirally connected with threaded base, is sealed described in sealing
Circle, wedging set component and wedging cap.
Snap joint mentioned above, wherein, wedging set component include preceding cun of set, wedging mobile, in cun cover and
Very little set afterwards, it is described in a cun set be located in the wedging mobile, it is described before cun set and rear cun of set be located at the wedging activity respectively
At the two-port of body.
Snap joint mentioned above, wherein, the concrete structure of the retaining mechanism is：The outer wall of the wedging mobile
On be provided with some projections, be provided with the interior spiral shell for being provided with and coordinating with the screw thread on screw thread, the wedging cap in the projection
Line；In the fluting of the threaded base of the raised embedded claw structure.Wedging cap is rotated, passes through the phase interaction of internal thread and screw thread
With the fluting axial movement of, wedging mobile threadingly base.
Snap joint mentioned above, wherein, the jump ring is provided with fixed-wing, the fixed-wing insertion wedging mobile
Inwall, and the jump ring be located at it is described before cun set with cun inner room and/or it is described in cun set and rear cun of inner room.Wedging mobile
During axial movement, the latch of jump ring by preceding cun of set with cun set or in cun set and a stop for rear cun of set do not produce displacement, and jump ring
Fixed-wing produce displacement, latch is strutted or is resetted, bore reduces when latch is strutted, and clamping stretches into the body of incoming end.
Snap joint mentioned above, wherein, it is described before cun set, in the end that is acted on the jump ring of cun set and rear cun of set
Portion, is provided with the inclined-plane being engaged with the latch of the jump ring.The latch of jump ring is in cone-shaped, and inclined-plane is close to latch, by force
Change the intensity of latch, it is to avoid latch is deformed, lose locking function.
Snap joint mentioned above, wherein, it is provided with whether observation body inserts visual window in place on the valve body,
The visual window is located on the annular groove in the middle part of the valve body.
Snap joint mentioned above, wherein, transparent sealing set is arranged with the annular groove.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that：The present invention coordinates simple with body, only need by
After body insertion incoming end, wedging cap is rotated, the fixation and sealing of body just can be realized, its is easy to operate, good airproof performance, safety
It is reliable；Cooperation between the present invention and body is elastic adjustable, rotatable tube before locking, adjustment body and the angle docked between body
Degree, can adjust fixed elasticity according to the thickness of body after locking, the requirement to outer tube diameter and material is relatively low.The present invention's
The design of visual window, can directly observe whether body inserts in place, it is to avoid insertion is not in place, and fixation is insecure, causes to come off.
Brief description of the drawings
Fig. 1 is the exploded perspective view of the present invention；
Fig. 2 is the schematic front view of the present invention；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is the close-up schematic view at B in Fig. 3；
In figure：Cun set before cun set, 5- wedgings mobile, 6-, 7- sealings after 1- valve bodies, 2- sealing caps, 3- wedging caps, 4-
Cun set in circle, 8- jump rings, 9-, 10- is raised, 11- screw threads, 12- internal threads, 13- threaded bases, 14- flutings, 15- inclined-planes, 16-
Visual window, 17- annular grooves, 18- stepped holes, 19- latches, 20- fixed-wings.
Embodiment
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings, referring to Fig. 1-4：A kind of snap joint,
Including valve body 1, the incoming end of more than two confession body insertions is provided with valve body 1, incoming end is provided with threaded base 13, spiral shell
Line base 13 is in be provided with stepped hole 18 in claw structure, threaded base 13, can play position-limiting action to body, it is ensured that body is quick
It is inserted into and is additionally provided with whether observation body inserts visual window 16 in place on position, the valve body 1, makes body insertion more accurate, institute
State visual window 16 to be located on the annular groove 17 at the middle part of valve body 1, transparent sealing set is arranged with the annular groove 17.
The incoming end is provided with sealing ring 7, wedging set component, wedging cap 3 and sealing cap 2；The sealing ring 7 is arranged on
On the step surface of stepped hole 18, when sealing ring 7 is compressed and deformed by wedging set component, it is with stretching into outside the body of the incoming end
The liquid-tight envelope of wall；
Retaining mechanism is provided between the wedging set component and wedging cap 3, the wedging set component is located at the screw thread
In base 13, the wedging cap 3 is sheathed in threaded base 13, and drives wedging to cover component axial movement by retaining mechanism；
Two jump rings 8 are provided with the wedging set component, wedging set component axial movement, the latch 19 of jump ring 8 is strutted
Or reset, the body of incoming end is stretched into clamping when latch 19 is strutted；
The sealing cap 2 is spirally connected with threaded base 13, sealing ring 7, wedging set component and wedging cap 3 described in sealing.
Wedging set component include preceding cun of set 6, wedging mobile 5, in cun set 9 and rear cun of set 4, it is described in cun 9, set
In in the wedging mobile 5, the preceding cun of set 6 and rear very little set 4 are respectively at the two-port of the wedging mobile 5.Institute
Cun set 6 before stating, in the ends that are acted on the jump ring 8 of cun set 9 and rear cun of set 4, be provided with the phase of latch 19 with the jump ring 8
The inclined-plane 15 of cooperation.The latch 19 of jump ring 8 is in cone-shaped, and inclined-plane 15 is close to latch 19, strengthens the intensity of latch 19, it is to avoid card
Tooth 19 is deformed, and loses locking function.
The concrete structure of the retaining mechanism is：It is provided with some raised 10 on the outer wall of the wedging mobile 5, it is described
The internal thread 12 for being provided with and coordinating with the screw thread 11 on screw thread 11, the wedging cap 3 is provided with projection 10；Described raised 10
In the fluting 14 of the threaded base 13 of embedded claw structure.Wedging cap 3 is rotated, passes through the phase interaction of internal thread 12 and screw thread 11
Moved axially with the fluting 14 of, wedging mobile 5 threadingly base 13.
The jump ring 8 is provided with fixed-wing 20, the inwall of the insertion wedging of fixed-wing 20 mobile 5, and the jump ring 8
Positioned at the preceding cun set 6 and between cun set 9 and/or it is described between cun set 9 and rear cun of set 4.When wedging mobile 5 moves axially, card
The latch 19 of spring 8 by preceding cun set 6 with cun set 9 or in cun set 9 and the stop of rear cun of set 4 do not produce displacement, and the fixation of jump ring 8
The wing 20 produces displacement, latch 19 is strutted or is resetted, and bore reduces when latch 19 is strutted, and the body of incoming end is stretched into clamping.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore：It is all according to
The equivalence changes that the structure of the present invention, shape, principle are done, all should be covered by within protection scope of the present invention.
Claims (6)
1. being provided with the incoming end of more than two confession body insertions on a kind of snap joint, including valve body, valve body, incoming end is set
Threaded base is equipped with, threaded base is in be provided with stepped hole in claw structure, threaded base, it is characterised in that：The incoming end
It is provided with sealing ring, wedging set component, wedging cap and sealing cap；The sealing ring is arranged on the step surface of stepped hole, sealing
Circle is compressed and when deforming by wedging set component, itself and the liquid-tight envelope of the tube wall for stretching into the incoming end；The wedging covers component
Retaining mechanism is provided between wedging cap, the wedging set component is located in the threaded base, and the wedging cap sleeve is located at
In threaded base, and wedging is driven to cover component axial movement by retaining mechanism；At least provided with one in the wedging set component
Individual jump ring, wedging set component axial movement, the latch of jump ring is strutted or resetted, and the pipe of incoming end is stretched into clamping when latch is strutted
Body；The sealing cap is spirally connected with threaded base, sealing ring, wedging set component and wedging cap described in sealing；The wedging covers component
Including preceding cun set, wedging mobile, in cun set and rear cun of set, it is described in a cun set be located in the wedging mobile, it is described before it is very little
Set and rear cun of set are respectively at the two-port of the wedging mobile.
2. snap joint according to claim 1, it is characterised in that：The concrete structure of the retaining mechanism is：The wedge
Be provided with the outer wall of tight mobile in some projections, the projection be provided with screw thread, the wedging cap be provided with it is described
The internal thread that screw thread coordinates；In the fluting of the threaded base of the raised embedded claw structure.
3. snap joint according to claim 2, it is characterised in that：The jump ring is provided with fixed-wing, the fixed-wing
The inwall of embedded wedging mobile, and the jump ring be located at it is described before cun set with cun inner room and/or it is described in cun set and rear cun of set
Between.
4. snap joint according to claim 3, it is characterised in that：Cun set before described, in cun set and rear cun of set with it is described
The end of jump ring effect, is provided with the inclined-plane being engaged with the latch of the jump ring.
5. the snap joint according to claim any one of 1-4, it is characterised in that：Observation body is provided with the valve body
Whether visual window in place is inserted, and the visual window is located on the annular groove in the middle part of the valve body.
6. snap joint according to claim 5, it is characterised in that：Transparent sealing set is arranged with the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410717366.0A CN104500894B (en) | 2014-12-01 | 2014-12-01 | A kind of snap joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410717366.0A CN104500894B (en) | 2014-12-01 | 2014-12-01 | A kind of snap joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500894A CN104500894A (en) | 2015-04-08 |
| CN104500894B true CN104500894B (en) | 2017-07-14 |
Family
ID=52942326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410717366.0A Expired - Fee Related CN104500894B (en) | 2014-12-01 | 2014-12-01 | A kind of snap joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104500894B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072328A (en) * | 1976-05-25 | 1978-02-07 | Hepworth Plastics Limited | Pipe couplings |
| CN101328997A (en) * | 2008-07-10 | 2008-12-24 | 龚岳强 | Compressed air fast pipe joint |
| CN201739680U (en) * | 2010-07-22 | 2011-02-09 | 台州圣鸿金属制品有限公司 | Quick pipe connector |
| CN201925642U (en) * | 2010-12-28 | 2011-08-10 | 浙江永和洁具有限公司 | Quick coupling |
| CN102359674A (en) * | 2011-08-23 | 2012-02-22 | 金颐实业有限公司 | Pipeline connecting device |
| CN202484496U (en) * | 2012-03-14 | 2012-10-10 | 宁海县通达紫铜管件厂 | Quick-connection red copper pipe fitting |
| CN202561196U (en) * | 2012-04-16 | 2012-11-28 | 佛山市澜石水暖器材厂 | Quick insertion type sluice valve |
| CN104006248A (en) * | 2014-05-26 | 2014-08-27 | 刘军 | Direct-insertion slipknot fast-installed pipe |
| CN204403641U (en) * | 2014-12-01 | 2015-06-17 | 林新德 | A kind of rapid pipe joint |
-
2014
- 2014-12-01 CN CN201410717366.0A patent/CN104500894B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072328A (en) * | 1976-05-25 | 1978-02-07 | Hepworth Plastics Limited | Pipe couplings |
| CN101328997A (en) * | 2008-07-10 | 2008-12-24 | 龚岳强 | Compressed air fast pipe joint |
| CN201739680U (en) * | 2010-07-22 | 2011-02-09 | 台州圣鸿金属制品有限公司 | Quick pipe connector |
| CN201925642U (en) * | 2010-12-28 | 2011-08-10 | 浙江永和洁具有限公司 | Quick coupling |
| CN102359674A (en) * | 2011-08-23 | 2012-02-22 | 金颐实业有限公司 | Pipeline connecting device |
| CN202484496U (en) * | 2012-03-14 | 2012-10-10 | 宁海县通达紫铜管件厂 | Quick-connection red copper pipe fitting |
| CN202561196U (en) * | 2012-04-16 | 2012-11-28 | 佛山市澜石水暖器材厂 | Quick insertion type sluice valve |
| CN104006248A (en) * | 2014-05-26 | 2014-08-27 | 刘军 | Direct-insertion slipknot fast-installed pipe |
| CN204403641U (en) * | 2014-12-01 | 2015-06-17 | 林新德 | A kind of rapid pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104500894A (en) | 2015-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9709190B2 (en) | Height adjusting mechanism for an inlet valve | |
| JP2016540618A5 (en) | ||
| CN109041571A (en) | Medical connection structure | |
| ES2360059T3 (en) | CONNECTION DEVICE. | |
| CN204403641U (en) | A kind of rapid pipe joint | |
| CN104390064B (en) | Pipeline support device and kit thereof | |
| CN103775772B (en) | A kind of Multifunctional quick joint | |
| US9732856B2 (en) | Non-removable discharge device | |
| CN104500894B (en) | A kind of snap joint | |
| CN204403639U (en) | Multifunctional quick joint | |
| CN210661622U (en) | Anti-theft gate valve | |
| CN105637274B (en) | Pipe fitting | |
| CN205781263U (en) | A kind of manipulation device of valve | |
| CN206347238U (en) | Quick-release connector | |
| CN212929055U (en) | Rotary-connection type pipeline interface structure with spring limiting pin | |
| CN203459211U (en) | Gas switch component for needle plug of spray gun | |
| CN212055850U (en) | Push type angle valve | |
| CN210044746U (en) | Fire-fighting reel capable of automatically closing and controlling water | |
| CN209688185U (en) | A kind of extraction kettle safety valve | |
| CN210890163U (en) | Half lining butt-clamping butterfly valve | |
| CN206009950U (en) | A kind of hand fastening drill clutch | |
| CN103836578B (en) | The lifting rod structure of light fixture and use the Projecting Lamp of this lifting rod structure | |
| CN205146530U (en) | Spout utensil from locking -type | |
| CN104500893A (en) | Multifunctional quick connector | |
| CN206382582U (en) | Three-jaw built-in C NC chucks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170714 Termination date: 20191201 |