CN208997527U - A kind of quick coupling - Google Patents
A kind of quick coupling Download PDFInfo
- Publication number
- CN208997527U CN208997527U CN201821726929.2U CN201821726929U CN208997527U CN 208997527 U CN208997527 U CN 208997527U CN 201821726929 U CN201821726929 U CN 201821726929U CN 208997527 U CN208997527 U CN 208997527U
- Authority
- CN
- China
- Prior art keywords
- ring
- attachment cap
- sealing
- quick coupling
- main body
- 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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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model belongs to pipe fitting interconnection technique field, refer in particular to a kind of quick coupling, including main body, attachment cap, pressure ring, snap ring, inner core, the main body at least one end is provided with sealing stay tube, at least one annular groove is provided on the sealing stay tube, sealing ring is provided in the annular groove, described main body one end is connected with attachment cap, and tube body installation cavity is formed between sealing stay tube and the attachment cap；Described attachment cap one end is slidably connected with pressure ring, is fixedly installed snap ring in the attachment cap, by pressing pressure ring snap ring internal diameter is expanded.The utility model has many advantages, such as strong leakproofness, installation and removal convenience, joint efficiency height, long service life, using simple, at low cost.
Description
Technical field
The utility model belongs to pipe fitting interconnection technique field, refers in particular to a kind of quick coupling.
Background technique
Connector is the part that pipe is connected into pipeline.Connector for connecting pipe has elbow, flange, tee tube, four
Siphunculus and reduced pipe etc., elbow are used for the place of pipeline turning；Flange is used for for making pipe and pipe part interconnected
End, tee tube are used for the place that three root canal collect；Four-way pipe is used for the place that four root canal collect；Reduced pipe is for difference
The place that the two tubes of caliber are connected.
It when existing connector and elbow, flange, tee tube, four-way pipe and reduced pipe etc. are connected, is connected by screw thread
Mode be attached, i.e., screw thread is processed in pipe fitting and connector, then make pipe fitting and connector in such a way that screw thread is connected
It is fixedly connected with, it is necessary to when, winding sealing cloth therebetween, the pipe fitting of this kind of structure and the connection type of connector, connection, peace
Dress is inconvenient, the low efficiency of pipe fitting connection, and the screw thread in pipe fitting and connector has failure, while when in use inevitably
It can be bent and either use softer pipe fitting, will result in pipe fitting deformation in connection in this way, softer pipe fitting junction also can
Deformation after that is, pipe fitting is connected with connector, is easy to cause the leakproofness between pipe fitting and connector to be deteriorated because of external force factor influence.
Summary of the invention
The purpose of the utility model is to provide a kind of leakproofness by force, installation and removal are convenient, joint efficiency is high, service life
Length uses quick coupling simple, at low cost.
Purpose of the utility model is realized as follows:
A kind of quick coupling, including main body, attachment cap, pressure ring, snap ring, inner core, the main body at least one end are provided with close
Stay tube is sealed, at least one annular groove is provided on the sealing stay tube, sealing ring, the main body one is provided in the annular groove
End is connected with attachment cap, and tube body installation cavity is formed between sealing stay tube and the attachment cap；Described attachment cap one end is slidably clamped
There is pressure ring, be fixedly installed snap ring in the attachment cap, by pressing pressure ring snap ring internal diameter is expanded.
Preferably, clamping groove is formed on the attachment cap inner sidewall, described pressure ring one end is provided with retention bead, described
Retainer ring is installed, the retention bead and retainer ring are connected to pressure ring in attachment cap on pressure ring.
Preferably, the pressure ring side is provided with inclined guide surface.
Preferably, several clamping pieces are circumferentially provided on the snap ring, the clamping piece is tilted to axis.
Preferably, inner core is provided in the attachment cap, one end of the inner core is abutted with main body, the inner core other end
It is abutted by snap ring with attachment cap.
Preferably, the first seal groove is formed inside described inner core one end, it is close to be provided with first in first seal groove
Seal is provided with the second seal groove on the inner core, is equipped with the second sealing ring in second seal groove.
Preferably, it is provided with third seal groove in the main body, is provided with third sealing ring in the third seal groove.
Preferably, described inner core one end is provided with an inclined confined planes.
Preferably, fixing groove is formed between the main body and sealing stay tube.
Preferably, described pressure ring one end is provided with outer edge fit.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
1. the clamping design of the utility model can quickly connect pipe fitting with quick coupling, and the card tab engagement of snap ring
On pipe fitting, when separation, as long as pressing pressure ring clamping piece and the pipe fitting of snap ring are separated, use simple and convenient, improves
The joint efficiency of pipe fitting.
2. the structure of the sealing stay tube mating connection cap of the utility model occurs that the pipe fitting of connection because of bending deformation
Leakage phenomenon, while also ensuring that pipe fitting is hardly damaged.
3. the clamping piece in the snap ring of the utility model can block pipe fitting with the cooperation of other component well, it is allowed to be not easy
Be detached from, as long as while press pressure ring, expand outwardly snap ring, can remove pipe fitting, be detached from very convenient.
4. the utility model uses multistage sealing protection measure, it ensure that the leakproofness of quick coupling, avoid leaking
The generation of phenomenon.
Detailed description of the invention
Fig. 1 is one of structural schematic diagram of the utility model；
Fig. 2 is the second structural representation of the utility model；
Fig. 3 is the cross-sectional view of the utility model；
Fig. 4 is the explosive view of the utility model；
Fig. 5 is second of structure of the utility model；
Meaning represented by figure label:
1- main body；11- seals stay tube；111- annular groove；112- sealing ring；113- fixing groove；114- third seal groove；
115- third sealing ring；2- attachment cap；21- clamping groove；22- retainer ring；3- pressure ring；31- retention bead；32- guide surface；Outside 33-
Edge fit；4- snap ring；41- is clamped piece；5- inner core；The second seal groove of 51-；The second sealing ring of 52-；The first seal groove of 53-；54-
One sealing ring；55- confined planes；Seal pipe in 6-；The 4th sealing ring of 7-；8- water pipe.
Specific embodiment
The utility model is further described combined with specific embodiments below:
Embodiment 1, as shown in Figs 1-4, a kind of quick coupling, including main body 1, attachment cap 2, pressure ring 3, snap ring 4, inner core 5,
1 both ends of main body are provided with sealing stay tube 11, are provided at least one annular groove 111, the ring on the sealing stay tube 11
Sealing ring 112 is provided in shape slot 111, the both ends of the main body 1 are connected separately with attachment cap 2, the sealing stay tube 11 and company
It connects and forms tube body installation cavity between cap 2；11 end face of sealing stay tube devises an inclined surface, devises on the inside of the inclined surface
Groove facilitates the installation of pipe fitting, the inclined surface of internal diameter diminution has also been devised inside sealing 11 end face of stay tube, reduces because close
The circulating resistance of 1 end face of stay tube is sealed, described 2 one end of attachment cap is slidably connected with pressure ring 3, fixed setting in the attachment cap 2
There is snap ring 4, by pressing pressure ring 34 internal diameter of snap ring is expanded, after pipe fitting is installed in installation cavity, snap ring 4 can be due to the work of power
With 4 one end of snap ring snaps into tube outer diameter, has reached the movable effect of limitation pipe fitting.
The overall construction design of the technical program makes connecting pipe very convenient and simple, as long as pipe fitting insertion is connect
Head, the snap ring inside connector, which can block pipe fitting, does not allow pipe fitting to fall off, while sealing the inside that stay tube 11 can be connected to pipe fitting, and
The sealing ring that at least one is also set up on sealing stay tube, can protect pipe fitting indeformable again while guaranteeing leakproofness, dismantle
It is very simple, as long as pressing pressure ring 3, snap ring can be made to expand outwardly, pipe fitting can be removed.
Preferably, form clamping groove 21 on 2 inner sidewall of attachment cap, the shape of the clamping groove 21 be it is ladder-like,
The clamping groove 21 divides big vallecular cavity and small vallecular cavity, and described 3 one end of pressure ring is provided with retention bead 31, is equipped on the pressure ring 3
Retainer ring 22, retainer ring are the activity settings in clamping groove, and pressure ring 3 is connected to attachment cap 2 by the retention bead 31 and retainer ring 22
Interior, it is intracavitary to be stuck in sulculus for retainer ring at this time.
Limiting slot 21, retainer ring 22 and the clamping groove 31 of the design of the technical program can only live pressure ring 3 in attachment cap 2
It is dynamic, it is ensured that pressure ring 3 is not fallen off.
Preferably, 3 side of pressure ring is provided with inclined guide surface 32, and one end of the guide surface is and retention bead
It is connection.
The guide surface of the technical program can expand outwardly pressure ring under the case where not damaging pressure ring 4, guarantee equipment
Service life.
Preferably, the snap ring 4 is fixed by the protrusion on 2 inner sidewall of inner core 5 and attachment cap, on the snap ring 4
Several clamping pieces 41 are circumferentially provided with, the clamping piece 41 is tilted to axis.
The clamping piece of the technical program can limit the position of pipe fitting under the case where being mounted with pipe fitting, avoid pipe fitting
It falls off, avoids leaking caused by falling off because of pipe fitting.
Preferably, inner core 5 is provided in the attachment cap 2, one end of the inner core 5 is abutted with main body 1, the inner core 5
The other end is abutted by snap ring 4 with attachment cap 2.
Preferably, the first seal groove 53 is formed inside described 5 one end of inner core, is provided in first seal groove 53
One sealing ring 54 is provided with the second seal groove 51 on the inner core 5, is equipped with the second sealing ring in second seal groove 51
52。
Several seal grooves and sealing ring of the technical program are all the leakproofness for guaranteeing connector.
Preferably, the main body 1 and the bottom of the junction of attachment cap 2 are provided with third seal groove 114, and the third is close
Third sealing ring 115 is provided in sealing groove 114.
Sealing element in the main body 1 of the utility model is the sealing device of the second layer, guarantees leakproofness.
Preferably, described 5 one end of inner core is provided with an inclined confined planes 55.
The technical program confined planes 55 be mainly limit pressure ring 4 on be clamped piece 41 expanded position, avoid because expand
It opens excessive and damages pressure ring, guarantee service life.
Preferably, fixing groove 113 is formed between the main body 1 and sealing stay tube 11.
The fixing groove 113 of the technical program can limit the marginal position of pipe fitting, prevent edge deformation.
Preferably, described 3 one end of pressure ring is provided with outer edge fit 33.
The outer edge fit 33 of the technical program is when dismantling pipe fitting, and press pressure ring 3 is convenient and strength-saving, will not generate sense of discomfort.
Preferably, the main body 1, attachment cap 2, pressure ring 3, snap ring 4 and inner core 5 are all made of metal material, main body 1,
The material of attachment cap 2, pressure ring 3 and inner core 5 is preferably metallic copper, and the material of snap ring 4 is preferably stainless steel.
Material used in the technical program is all metal, guarantees service life shortly, and can be anticorrosive.
Embodiment 2, the present embodiment structure is substantially the same manner as Example 1, and difference is: as shown in figure 5, the connector
One end uses the structure of embodiment 1, and the other end is normal socket, and the socket structure of the other end includes that interior seal pipe the 6, the 4th is close
Seal 7 and water pipe 8.
Both ends rapid card binding is formed by using main body 1, attachment cap 2, pressure ring 3, snap ring 4, inner core 5 according to embodiment 1
The quick clamping structure can also be applied into threeway, four-way etc. by the quick clamping structure in one end used by structure and embodiment 2
On connector.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (10)
1. a kind of quick coupling, it is characterised in that: including main body (1), attachment cap (2), pressure ring (3), snap ring (4), inner core (5),
The main body (1) at least one end is provided with sealing stay tube (11), is provided at least one annular groove on the sealing stay tube (11)
(111), it is provided with sealing ring (112) in the annular groove (111), described main body (1) one end is connected with attachment cap (2), described
It seals and forms tube body installation cavity between stay tube (11) and attachment cap (2)；Described attachment cap (2) one end is slidably connected with pressure ring (3),
Snap ring (4) are fixedly installed in the attachment cap (2), by pressing pressure ring (3) snap ring (4) internal diameter are expanded.
2. a kind of quick coupling according to claim 1, it is characterised in that: formed on attachment cap (2) inner sidewall
Clamping groove (21), described pressure ring (3) one end is provided with retention bead (31), is equipped with retainer ring (22) on the pressure ring (3), described
Retention bead (31) and retainer ring (22) are connected to pressure ring (3) in attachment cap (2).
3. a kind of quick coupling according to claim 2, it is characterised in that: pressure ring (3) side is provided with inclined
Guide surface (32).
4. a kind of quick coupling according to claim 1, it is characterised in that: be circumferentially provided on the snap ring (4) several
A clamping piece (41), the clamping piece (41) tilt to axis.
5. a kind of quick coupling according to claim 1, it is characterised in that: be provided with inner core in the attachment cap (2)
(5), one end of the inner core (5) is abutted with main body (1), and inner core (5) other end is supported by snap ring (4) with attachment cap (2)
It connects.
6. a kind of quick coupling according to claim 1, it is characterised in that: form inside described inner core (5) one end
One seal groove (53), first seal groove (53) is interior to be provided with the first sealing ring (54), is provided with second on the inner core (5)
Seal groove (51), second seal groove (51) is interior to be equipped with the second sealing ring (52).
7. a kind of quick coupling according to claim 1, it is characterised in that: be provided with third sealing on the main body (1)
Slot (114), the third seal groove (114) is interior to be provided with third sealing ring (115).
8. a kind of quick coupling according to claim 5, it is characterised in that: described inner core (5) one end is provided with an inclination
Confined planes (55).
9. a kind of quick coupling according to claim 1, it is characterised in that: between the main body (1) and sealing stay tube (11)
Form fixing groove (113).
10. a kind of quick coupling according to claim 2, it is characterised in that: described pressure ring (3) one end is provided with outer edge fit
(33)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821726929.2U CN208997527U (en) | 2018-10-24 | 2018-10-24 | A kind of quick coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821726929.2U CN208997527U (en) | 2018-10-24 | 2018-10-24 | A kind of quick coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208997527U true CN208997527U (en) | 2019-06-18 |
Family
ID=66804604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821726929.2U Expired - Fee Related CN208997527U (en) | 2018-10-24 | 2018-10-24 | A kind of quick coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208997527U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366622A (en) * | 2020-11-02 | 2021-02-12 | 长江大学 | Cable-pipe integrated continuous pipe connector assembly |
-
2018
- 2018-10-24 CN CN201821726929.2U patent/CN208997527U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366622A (en) * | 2020-11-02 | 2021-02-12 | 长江大学 | Cable-pipe integrated continuous pipe connector assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190618 Termination date: 20211024 |