CN207777846U - A kind of clean type pneumatic fast plug - Google Patents
A kind of clean type pneumatic fast plug Download PDFInfo
- Publication number
- CN207777846U CN207777846U CN201721853169.7U CN201721853169U CN207777846U CN 207777846 U CN207777846 U CN 207777846U CN 201721853169 U CN201721853169 U CN 201721853169U CN 207777846 U CN207777846 U CN 207777846U
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- ring
- insertion hole
- hole
- pressure ring
- type pneumatic
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Abstract
The utility model discloses a kind of clean type pneumatic fast plug, solving when air source is impure, air source can be entered with dust in pneumatic element, the problem of influencing the use of pneumatic element, its key points of the technical solution are that：It include joint body, the venthole for offering the insertion hole for external tracheae grafting on joint body and being connected to insertion hole, the restricted external gas pipe of setting deviates from the locking member of insertion hole and seals the sealing element in gap between external tracheae and insertion hole in insertion hole, venthole includes the connecting hole being connected to insertion hole and the limit hole that is connected to connecting hole, joint body is located at the inner wall setting restraining position ring block of limit hole, the first pressure ring set is pressed in the oriented spacing ring direction of clamping in connecting hole, it is embedded with filter screen between first pressure ring and spacing ring, the dust in filter screen filtration air source can be passed through, improve the purity of air source, it avoids the impurity such as dust and influences the service life of other systems element, improve air supply system working efficiency.
Description
Technical field
The utility model is related to quick connector, more particularly to a kind of clean type pneumatic fast plug.
Background technology
Quick coupling is that a kind of tool that do not need can be achieved with pipeline connection or the connector of disconnection.Quick coupling can be divided into：
It is air snap joint, oxygen fuel gas snap joint, gas-liquid sharing snap joint, oil pressure snap joint, lazy
The quick coupling of property gas, the quick coupling of coolant water temperature oil, semiconductor snap joint.
The structure of general quick connector is as shown in the patent that Authorization Notice No. is CN201354899Y, including connector sheet
Body, sealing ring and the locking assembly for preventing external tracheae from falling off；One end of joint body is equipped with to be inserted into for external tracheae
Mounting hole, the other end is equipped with the venthole that is connected to mounting hole；Sealing ring and locking assembly are arranged in mounting hole；Locking group
Part includes the locking member for being stuck on external tracheae, the interior locating part for limiting locking part and outer locating part, and is used for
The pressure cap for preventing external tracheae from being slipped from locking member；Be equipped with fastening part in the venthole of joint body, fastening part be one from
Towards the annular convex platform of venthole central axial direction protrusion on joint body inner wall, set that there are one fastenings at annular convex platform center
Hole.When quick coupling is after installing external tracheae, air source passes sequentially through external tracheae and quick coupling enters pneumatic member
It is supplied in part.When air source is impure, air source can be entered with dust in pneumatic element, influence making for pneumatic element
With.
Utility model content
The purpose of this utility model is to provide a kind of clean type pneumatic fast plug, can be by filter screen filtration air source
Dust, improve the purity of air source.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of clean type pneumatic fast plug, includes joint body, is offered on the joint body for external tracheae
The insertion hole of grafting and the venthole being connected to insertion hole, the interior restricted external gas pipe of setting of the insertion hole deviate from insertion hole
Locking member and the external tracheae of sealing and insertion hole between gap sealing element, the venthole includes to be connected to insertion hole
Connecting hole and the limit hole that is connected to connecting hole, the joint body be located at the inner wall setting restraining position ring block of limit hole, institute
It states the oriented spacing ring direction of clamping in connecting hole and presses the first pressure ring set, filtering is embedded between first pressure ring and spacing ring
Net.
By using above-mentioned technical proposal, when outer trachea is installed, it is inserted into insertion hole, is locked by locking member external
Tracheae deviates from insertion hole to limit external tracheae, and acts the sky eliminated between external tracheae and insertion hole by first seal
Gap plays sealing function, avoids leaking air between venting process China and foreign countries trachea and insertion hole；External tracheae is defeated by air source
It send by being entered in venthole after insertion hole, filter screen is mounted on by the cooperation of spacing ring and pressure ring in venthole and is connected
It connects in hole, to realize the function of filtering air source, air source is filtered by filter screen, is avoided due to air source entrained dirt etc.
Air inlet caused by impurity is not pure, avoids the impurity such as dust and influences the service life of other systems element, improves pneumatic
Stability when element is run.
Preferably, the first pressure ring interference is connected in connecting hole, the outer shroud of first pressure ring is offered for
The guide angle that one pressure ring is oriented to.
It can be facilitated by the design of guide angle since the first pressure ring is interference installation by using above-mentioned technical proposal
The positioning and guiding of first pressure ring facilitates and the first pressure ring is pressed into connecting hole.
Preferably, the lateral wall of the filter screen is connected on the madial wall of connecting hole, and the filter screen, guide angle
It is formed with filter screen between joint body and deforms upon the connecting cavity that activity space is provided.
By using above-mentioned technical proposal, under extrusion, filter screen can deform upon in connecting cavity, make filtering selvage
It is tilted along to connection cavity direction, improves the fastness of assembly, filter screen is avoided to fall off.
Preferably, the locking member includes the zinc set being connected in insertion hole, the pressure cap that is threaded through in zinc set and
The claw being embedded between zinc set and sealing element, the pressure cap include that the sliding set being threaded through in zinc set and limitation pressure cap are complete
The full limited cap penetrated in zinc set, passes through circular sliding slopes between the limited cap and sliding set.
By using above-mentioned technical proposal, limited cap and cunning can be reduced by circular sliding slopes between limited cap and sliding set
The stress concentration phenomenon between set is moved, structural strength is improved, junction is avoided to crack.
Preferably, the sealing element includes to be connected to the second pressure ring of zinc set lower surface and be connected to the second pressure ring
The sealing ring of lower surface, the claw are embedded between zinc set and the second pressure ring.
By using above-mentioned technical proposal, claw is installed by zinc set and the second pressure ring, without on joint body
The anchor point installed for claw is set, keeps the structure of joint body simpler, facilitates molding.
Preferably, the claw includes the first bending part being embedded between zinc set and the second pressure ring and to claw
Axis direction tilts the second bending part of protrusion, and second pressure ring has been convexed to form to the first bending part is connected to the first bending
Circular arc protrusion in portion.
By using above-mentioned technical proposal, the design of circular arc protrusion can be embedded the first bending part and the second bending part it
Between, it is further used for positioning the first bending part, avoids the first bending part from glancing off, further improve the stability of assembly.
Preferably, second pressure ring includes the third locating ring being equipped in sealing ring, the third locating ring
On be provided with limited block to sealing ring direction protrusion, the sealing ring includes the first connecting hole worn for third locating ring
And for the limiting slot that limited block is embedded, the first deformation chamber is formed between second pressure ring, sealing ring and joint body.
By using above-mentioned technical proposal, the design of the first deformation chamber can provide deformation space for sealing ring, make each zero
There are certain mobility between part, assemble respectively.
Preferably, the sealing ring includes the positioning region opened up for the first connecting hole and the shape being connect with positioning region
Change portion, the deformations include the angle being connected in insertion hole and the deformation foot for the extruding of external tracheae, the shape
Become foot to take the form of inclined plane protrusion to the axis direction of sealing ring.
By using above-mentioned technical proposal, when outer trachea is inserted into, deformation foot can be connected to the surface of external tracheae
And deformed upon under the extruding of outer trachea, to play sealing function.
Preferably, being formed with the second deformation chamber between the angle and deformation foot, the second deformation chamber is domed.
By using above-mentioned technical proposal, the design of the second deformation chamber can provide deformation space for the deformation of deformation foot,
The design of arch can reduce the stress concentration phenomenon in the second deformation bottom of chamber portion.
Preferably, connected by chamfering between the insertion hole and venthole, when the angle deforms upon, institute
The end abutment of angle is stated in chamfering.
By using above-mentioned technical proposal, when outer trachea is inserted into, deformation foot is bent to the second deformation cavity direction,
The end of deformation foot is in vacant state at this time, and the opening up of chamfering can be oriented to the deformation foot portion in vacant state and be connected to
On joint body, when the quick connector activity, since there is deformation foot the abutting of joint body to position, deformation foot can be improved
Stability, to improve stability in seal process.
In conclusion the utility model has the advantages that：
The high life pneumatic fast plug can be used in filtering the impurity such as the dust in air source by the design of filter screen, carry
The purity of high air source, to ensure the stability in pneumatic element operational process.
Description of the drawings
Fig. 1 is a kind of cross-sectional view of clean type pneumatic fast plug；
Fig. 2 is a kind of explosion cross-sectional view of clean type pneumatic fast plug；
Fig. 3 is the enlarged diagram of A in Fig. 1.
In figure, 1, joint body；11, insertion hole；111, the first mounting groove；112, the second mounting groove；12, venthole；
121, connecting hole；122, limit hole；123, spacing ring；13, chamfering；2, locking member；21, zinc set；211, block is abutted；22, pressure cap；
221, sliding set；222, positive stop hook；223, limited cap；23, claw；231, the first bending part；232, the second bending part；3, it seals
Part；31, the second pressure ring；311, the first locating ring；312, the second locating ring；3121, circular arc protrusion；313, third locating ring；
3131, limited block；32, sealing ring；321, limiting slot；322, positioning region；323, deformations；3231, angle；3232, deformation
Foot；3233, the second deformation chamber；324, the first connecting hole；325, the first deformation chamber；326, the second connecting hole；327, protruding ring；
328, third deformation chamber；329, the 4th deformation chamber；4, filter screen；5, the first pressure ring；51, guide angle.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig. 1 and Fig. 2, a kind of clean type pneumatic fast plug includes joint body 1 and is arranged in joint body
Locking member 2 in 1 and sealing element 3.
Referring to Fig. 1 and Fig. 2, joint body 1 is in hollow tubular, includes the insertion hole installed for locking member 2 and sealing element 3
11 and the venthole 12 that is connected to insertion hole 11.Insertion hole 11 is coaxially disposed with venthole 12 but its aperture is different, makes intubation
Hole 11 with venthole 12 is stepped is connected to.
Referring to Fig. 1 and Fig. 2, insertion hole 11 includes the first mounting groove 111 disposed for locking member 2 and pacifies for sealing element 3
The second mounting groove 112 set.First mounting groove 111 and the second mounting groove 112 are coaxially disposed and are L-shaped annular groove, the first installation
The aperture of slot 111 and the second mounting groove 112 is stepped to successively decrease successively.
Referring to Fig. 1 and Fig. 2, locking member 2 include bottom surface section be connected to 111 slot bottom of the first mounting groove zinc set 21,
Zinc is threaded through to cover the pressure cap 22 in 21 endoporus and be connected to the claw 23 that zinc covers 21 lower surfaces.Pressure cap 22 includes that sliding is worn
The positive stop hook 222 and limitation pressure cap 22 of sliding set 221,221 abjection zinc set 21 of limitation sliding set in zinc set 21 are completely sliding
Enter the limited cap 223 of zinc set 21.The outer wall junction of limited cap 223 and sliding set 221 to 22 axis direction of pressure cap by being recessed
Arc transition.
Referring to Fig. 1 and Fig. 2, the lateral wall of positive stop hook 222 is provided with the inclined-plane that guide and limit cap 223 penetrates zinc set 21.Zinc
The abutting block 211 that restricted positive stop hook 222 deviates from zinc set 21 is set on set 21.Claw 23 includes to be connected to zinc to cover 21 lower surfaces
The first bending part 231 and reversed first bending part 231 bending the second bending part 232.
Referring to Fig. 1, Fig. 2 and Fig. 3, sealing element 3 includes to be connected to zinc to cover the second pressure ring 31 of 21 lower surfaces and abut
Sealing ring 32 in 31 lower surface of the second pressure ring.Claw 23 is embedded between zinc set 21 and the second pressure ring 31.Second pressure ring 31 wraps
It includes and is connected to the second locating ring 312 that zinc covers the first locating ring 311 of 21 lower surfaces, is connected to zinc 21 madial walls of set.Second
The upper end of locating ring 312 cooperatively forms the space worn for the first bending part 231 with zinc set 21.And second locating ring 312
Upper end is formed with the circular arc protrusion 3121 that the first bending part 231 is pressed to zinc set 21 to 231 protrusion of the first bending part.Second pressure
Ring 31 further includes the third locating ring 313 that 32 endoporus of oriented sealing ring extends.The oriented sealing of end set of third locating ring 313
Enclose the limited block 3131 of 32 hole inner wall directions protrusion.The inner wall of sealing ring 32 offers the limiting slot being embedded for limited block 3131
321。
Referring to Fig. 1, Fig. 2 and Fig. 3, sealing ring 32 include for third spacing ring 123 wear clamping positioning region 322 and
It is connected to the deformations 323 of 322 lower section of positioning region.The axial location of positioning region 322 offers the first connecting hole 324.First connects
The depth for connecing hole 324 is smaller than the length of third spacing ring 123, make third spacing ring 123, positioning region 322 and joint body 1 it
Between be formed with the first deformation chamber 325.Deformations 323 include the positioning that bottom surface section is connected to 112 slot bottom of the second mounting groove
Foot 3231, the second connecting hole 326 being connected to the first connecting hole 324 and to 326 direction of the second connecting hole in inclined-plane protrude
Deformation foot 3232.The second deformation chamber 3233 is offered between angle 3231 and deformation foot 3232.Second deformation chamber 3233 is in arch
Shape.
Referring to Fig. 1, Fig. 2 and Fig. 3, sealing ring 32 further includes the protruding ring 327 having towards 1 inner wall of joint body.Protruding ring
327, third deformation chamber 328 and the 4th deformation chamber 329 are formed between sealing ring 32 and joint body 1.Third deformation chamber 328 with
First deformation chamber, 325 vertical connection.Joint body 1 passes through 13 transition of chamfering between the second mounting groove 112 and venthole 12.
Referring to Fig. 1, Fig. 2 and Fig. 3, venthole 12 includes the connecting hole 121 and and connecting hole being connected to insertion hole 11
The limit hole 122 of 121 connections.Joint body 1 is located at limit hole 122 and is connected with diminution limit far from 121 aperture position of connecting hole
The spacing ring 123 of 122 openings of sizes of hole.The filter screen 4 being pressed on successively on spacing ring 123 and are provided in connecting hole 121
One pressure ring 5.Filter screen 4 is adapted to the aperture of connecting hole 121, makes filter screen 4 in connecting hole 121 when installation, filter screen 4
Lateral wall is connected to joint body 1 and is located on the inner wall of connecting hole 121 just.First pressure ring, 5 interference is connected in connecting hole 121
And it is pressed on the outer edge of filter screen 4, filter screen 4 and spacing ring 123 are compressed.The outer shroud of first pressure ring 5 offers guide angle
51.When the first pressure ring 5 is pressed on filter screen 4, filter screen is formed between filter screen 4, guide angle 51 and joint body 1
4 deform upon the connecting cavity for providing activity space, and 4 edge stress of filter screen is bent to connection cavity direction.
The quick connector by insertion hole 11 by external tracheae in use, be inserted into joint body 1.External tracheae passes through successively
Locking member 2 and sealing element 3, until the end abutment of external tracheae is on the first pressure ring 5.Second bending part 232 of claw 23 at this time
It is connected to the periphery wall of external tracheae and deforms upon the external tracheae of clamping, the deformation foot 3232 of sealing ring 32 is connected to external gas
Sealing function is played in the outer surface of pipe, and deformation foot 3232 is connected to after bending in chamfering 13, completes external tracheae and quick connector
Installation.After the ventilation of outer trachea, air source enters venthole 12 by external tracheae, and passes through the mistake in venthole 12
Strainer 4 is filtered, and improves air source purity.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (10)
1. a kind of clean type pneumatic fast plug, includes joint body（1）, the joint body（1）On offer for external
The insertion hole of tracheae grafting（11）And and insertion hole（11）The venthole of connection（12）, the insertion hole（11）Interior setting is limited
Make external tracheae abjection insertion hole（11）Locking member（2）And seal external tracheae and insertion hole（11）Between gap sealing
Part（3）, which is characterized in that the venthole（12）Include and insertion hole（11）The connecting hole of connection（121）And with connect
Hole（121）The limit hole of connection（122）, the joint body（1）Positioned at limit hole（122）Inner wall be arranged restraining position ring block
（123）, the connecting hole（121）The interior oriented spacing ring of clamping（123）Press the first pressure ring set in direction（5）, first pressure ring
（5）And spacing ring（123）Between be embedded with filter screen（4）.
2. a kind of clean type pneumatic fast plug according to claim 1, which is characterized in that first pressure ring（5）It crosses
It is full of and is connected to connecting hole（121）It is interior, first pressure ring（5）Outer shroud offer for the first pressure ring（5）The guide angle of guiding
（51）.
3. a kind of clean type pneumatic fast plug according to claim 2, which is characterized in that the filter screen（4）It is outer
Side wall is connected to connecting hole（121）Madial wall on, and the filter screen（4）, guide angle（51）And joint body（1）Between shape
At promising filter screen（4）Deform upon the connecting cavity that activity space is provided.
4. a kind of clean type pneumatic fast plug according to claim 1, which is characterized in that the locking member（2）Including
It is connected to insertion hole（11）Interior zinc set（21）, it is threaded through zinc set（21）In pressure cap（22）And it is embedded in zinc set（21）With
Sealing element（3）Between claw（23）, the pressure cap（22）Include to be threaded through zinc set（21）In sliding set（221）And limit
Pressure cap processed（22）Zinc set is penetrated completely（21）In limited cap（223）, the limited cap（223）It is covered with sliding（221）Between lead to
Cross circular sliding slopes.
5. a kind of clean type pneumatic fast plug according to claim 4, which is characterized in that the sealing element（3）Including
It is connected to zinc set（21）Second pressure ring of lower surface（31）And it is connected to the second pressure ring（31）The sealing ring of lower surface（32）,
The claw（23）It is embedded in zinc set（21）With the second pressure ring（31）Between.
6. a kind of clean type pneumatic fast plug according to claim 5, which is characterized in that the claw（23）Include
It is embedded in zinc set（21）With the second pressure ring（31）Between the first bending part（231）And to claw（23）Axis direction tilts convex
The second bending part gone out（232）, second pressure ring（31）To the first bending part（231）It has convexed to form and has been connected to the first bending
Portion（231）On circular arc protrusion（3121）.
7. a kind of clean type pneumatic fast plug according to claim 5, which is characterized in that second pressure ring（31）Packet
It includes and is equipped in sealing ring（32）In third locating ring（313）, the third locating ring（313）On be provided with to sealing ring
（32）The limited block of direction protrusion（3131）, the sealing ring（32）Include for third locating ring（313）First worn connects
Connect hole（324）And for limited block（3131）The limiting slot being embedded（321）, second pressure ring（31）, sealing ring（32）With connect
Head ontology（1）Between be formed with the first deformation chamber（325）.
8. a kind of clean type pneumatic fast plug according to claim 7, which is characterized in that the sealing ring（32）Including
Have and supplies the first connecting hole（324）The positioning region opened up（322）And and positioning region（322）The deformations of connection（323）, the shape
Change portion（323）Include to be connected to insertion hole（11）Interior angle（3231）And the deformation foot for the extruding of external tracheae
（3232）, the deformation foot（3232）To sealing ring（32）Axis direction take the form of inclined plane protrusion.
9. a kind of clean type pneumatic fast plug according to claim 8, which is characterized in that the angle（3231）With
Deformation foot（3232）Between be formed with the second deformation chamber（3233）, the second deformation chamber（3233）It is domed.
10. a kind of clean type pneumatic fast plug according to claim 9, which is characterized in that the insertion hole（11）With
Venthole（12）Between pass through chamfering（13）Connection, when the angle（3231）When deforming upon, the angle（3231）
End abutment in chamfering（13）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853169.7U CN207777846U (en) | 2017-12-26 | 2017-12-26 | A kind of clean type pneumatic fast plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853169.7U CN207777846U (en) | 2017-12-26 | 2017-12-26 | A kind of clean type pneumatic fast plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777846U true CN207777846U (en) | 2018-08-28 |
Family
ID=63224685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721853169.7U Active CN207777846U (en) | 2017-12-26 | 2017-12-26 | A kind of clean type pneumatic fast plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777846U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975427A (en) * | 2019-11-01 | 2020-04-10 | 蓝箭航天空间科技股份有限公司 | Gas excess filtering and collecting device |
| CN111158426A (en) * | 2019-11-27 | 2020-05-15 | 东南电子股份有限公司 | Air button |
| CN111336342A (en) * | 2020-03-29 | 2020-06-26 | 无锡巨力重工股份有限公司 | Automatic argon blowing joint |
-
2017
- 2017-12-26 CN CN201721853169.7U patent/CN207777846U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975427A (en) * | 2019-11-01 | 2020-04-10 | 蓝箭航天空间科技股份有限公司 | Gas excess filtering and collecting device |
| CN111158426A (en) * | 2019-11-27 | 2020-05-15 | 东南电子股份有限公司 | Air button |
| CN111336342A (en) * | 2020-03-29 | 2020-06-26 | 无锡巨力重工股份有限公司 | Automatic argon blowing joint |
| CN111336342B (en) * | 2020-03-29 | 2024-03-29 | 无锡巨力重工股份有限公司 | Automatic argon blowing joint |
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