CN107013777B - One kind is from release quick coupling and its working method - Google Patents
One kind is from release quick coupling and its working method Download PDFInfo
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- CN107013777B CN107013777B CN201710191519.6A CN201710191519A CN107013777B CN 107013777 B CN107013777 B CN 107013777B CN 201710191519 A CN201710191519 A CN 201710191519A CN 107013777 B CN107013777 B CN 107013777B
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- sleeve
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- male plug
- seal
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- 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
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/30—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
- F16L37/367—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings with two gate valves or sliding valves
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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 present invention relates to one kind from release quick coupling and its working method, including mating male plug and female；It is sealed cooperation with the annular seal of sleeve respectively using moveable first spool, the second spool in male plug and female, structure is simple；In the third annular seal of the second spool, discharge channel is set, and its import is arranged in endless inner wall, by mobile second seal disc to change the positional relationship between the second O-ring seal and discharge channel import, effectively realize the release of female connector, and being slidably matched between the second seal disc and the second spool endless inner wall is not influenced, avoid the occurrence of that valve rod is stuck, the phenomenon that can not resetting；By the cooperation of annular groove and ring support, the shift motion of valve rod is effectively defined, valve rod is avoided to be detached from female first sleeve.
Description
Technical field
The present invention relates to pipeline technical field of auxiliary equipment, especially a kind of from release quick coupling and its working method.
Background technique
Quick coupling includes hydraulic quick coupling and various fluid quick joints, it is that one kind quickly connects or disconnects pipe
The attachment device of fast assembling-disassembling is realized on road.Quick coupling is made of male plug and female two parts, and male plug and female are each
It is equivalent to a check valve, inside there is a spool, when not plugging together, check valve is closed under spring force, male plug and mother
Plug is independent sealed state；After male plug is inserted into female, spring is compressed, the spool while quilt of male plug and female
It pushes open, two pipeline connections, fluid can circulate.When above-mentioned quick coupling is applied in liquid-cooling system, cold plate is to close
The thermal component of key, heating element is mounted on cold plate surface when use, makes the coolant liquid flowed in heating element and cold plate
Heat exchange is carried out, achievees the purpose that radiate to heating element.It is usually mounted with female connector on cold plate, cold plate is debugged
When, cold plate and piping connection are realized with the plugging together for female connector being arranged on cold plate by the pin end being arranged on pipeline, so
Afterwards to the test of being sealed property of cold plate inside fluid injection and thermal performance test, after test passes, by the pin end of rapid connector component
It is disconnected with female connector, cold plate, heating device, female connector are integrally put in storage storage or transport.When the temperature increases, the cooling in cold plate
Liquid expansion, this thermal expansion are inevitable natural phenomena.Since coolant liquid is full of cold plate, the coolant pressure after expansion is anxious
Increase severely big, causes cold plate surface deformation, bulge even to rupture, ultimately cause the problem of cold plate is scrapped.Currently used fast quick access
There is the above problem in head assembly.
Summary of the invention
That the technical problem to be solved in the present invention is to provide a kind of structures is simple, be easily achieved from release quick coupling and its
Working method.
In order to solve the above technical problems, provided by the invention from release quick coupling, comprising: mating male plug and
Female；
The male plug includes the male plug first sleeve of coaxial arrangement, male plug second sleeve, the male plug second
Sleeve is fixed in the male plug first sleeve, be equipped in the male plug second sleeve can along its in axial sliding the
One spool, the front end of first spool are arranged the first seal disc, the annular sidewall of first seal disc and the male plug the
The endless inner wall of two sleeves seals cooperation；
The female includes female first sleeve, tail end inner wall protrusion the second ring of setting of the female first sleeve
Shape sealing, also sets up the valve rod that can be slid axially in the female first sleeve, the tail end fixed setting of the valve rod the
Two seal discs, setting can between the annular sidewall of second seal disc and the second annular seal of the female first sleeve
The second spool of tubular to slide axially, the front inner wall protrusion setting third annular seal of second spool, the third ring
Discharge channel is set on shape sealing, the import of the discharge channel is arranged in the endless inner wall of the third annular seal,
The outlet of the discharge channel is arranged on the opposite exterior lateral sides end face of the third annular seal, the ring-type side of second seal disc
Circumferentially arranged second annular groove on wall, the second annular groove is interior to be arranged the second O-ring seals；The female is in envelope
When closed state, the second O-ring seals of second seal disc are placed in the relative inner of the discharge channel import, the 2nd O shape
Sealing ring seals cooperation to the endless inner wall of the third annular seal；It is described when the female is in depressurization phase
Second O-ring seals of the second seal disc are moved to the opposite exterior lateral sides of the discharge channel import with the valve rod, in female
Highly pressurised liquid flowed out through the discharge channel；
The diameter of second seal disc is identical as the diameter of first seal disc, the second spool of tubular tail end
Outer diameter is identical as the outer diameter of male plug second sleeve front end, and the ring width of tubular the second spool tail end and the male plug the
The ring width of two barrel forward ends is identical, and the outer diameter of the female first sleeve is less than the interior of male plug first sleeve front end
Diameter, the outer diameter of male plug second sleeve front end are less than the internal diameter of the female first sleeve tail end；The male plug with
When female plugs together, the tail end of the female first sleeve is inserted into the male plug first sleeve, the male plug second
Barrel forward end, which is inserted into the female first sleeve, pushes second spool to move to the front end of the female first sleeve
It is dynamic, so that the female is connected to；Simultaneously the second seal disc push first spool in the male plug second sleeve to
The rear end of male plug second sleeve is mobile, so that the male plug is connected to, realizes the circulation of fluid in male plug and female.
Further, first annular sealing is arranged in the front inner wall protrusion of the male plug second sleeve, and described first is close
The outer diameter of closing disk is adapted with the internal diameter of first annular sealing；It is arranged on the annular sidewall of first seal disc first annular
Groove；First O-ring seals are set in the first annular groove, so that first seal disc for stating the first spool is placed in institute
When stating in first annular sealing, is matched by the first O-ring seals with first spool and form sealing.
Further, be additionally provided with the first spring in the male plug second sleeve, the male plug second sleeve tail end it is interior
First annular step portion is set in wall, first spring is placed between the first annular step portion and first spool,
For pushing first valve core reset.
Further, herringbone guiding trestle, herringbone guiding branch is fixedly installed in the inner side end of first seal disc
The outside of the first sealing plate edge is arranged in the edge protrusion of frame, and first spool is placed in the male plug second sleeve
When interior, the outer ledge of the herringbone guiding trestle is in contact with the inner wall of the male plug second sleeve, so that the first spool
Support is formed when being axially moveable in the male plug second sleeve, and by the first annular sealing to the herringbone
Guiding trestle is limited.
Further, stage portion is arranged in the edge of the herringbone guiding trestle, and herringbone guiding trestle is socketed through stage portion
In the front end of first spring, the first annular step portion limits the tail end of first spring, so that institute
First valve core reset can be pushed by stating the first spring.
Further, annular groove is arranged in the front inner wall of the female first sleeve；The front end of the valve rod be fixedly connected with
The ring support that the annular groove is slidably matched, for limiting the shift motion of the valve rod.
Further, the second annular convex platform, second annular seal and described the is arranged in the tail end of second spool
Second ring boss, which matches, limits second spool；It is socketed second spring on the valve rod, which is placed in
Between the inner side end of third annular seal and the ring support, for pushing during male plug is plugged together with female
Second valve core reset；When male plug and the wooden plug do not plug together, second spring drives the second spool to female first set
The tail end of cylinder, the side wall of annular support and annular recess close to female first sleeve front end fits, so that the second seal disc
The second O-ring seals be placed in the relative inner of the discharge channel import, the second O-ring seals and the third ring packing
The endless inner wall in portion seals cooperation；When pressure in female increases, limit nothing of second spool by the second annular seal
Method is mobile, and pressure focuses on the relative inner end face of the second seal disc of valve rod, and valve rod is pushed to overcome the elastic force of second spring, ring
Frictional force, the second seal disc annular sidewall between shape groove and annular support and the frictional force between third annular seal,
So that valve rod, the second seal disc, the second O-ring seal are mobile to the tail end of the female first sleeve, the second O-ring seal
When being moved to the opposite exterior lateral sides of discharge channel import, the liquid in female is flowed out through discharge channel, completes release；In female
Pressure reduce after, the second seal disc bear pressure be decreased to less than the screen resilience of second spring after, valve rod, second sealing
Disk, the second O-ring seal are mobile to the front end of female first sleeve again, complete sealing to the import of discharge channel, realize
Automatically unloading and reset；In the process, the ring width of annular groove is defined the displacement stroke of valve rod, avoids the second sealing
Disk detachment causes liquid a lot of leakage.
Further, the discharge channel includes the radially connected hole that communicates and axial connecting hole, the radially connected hole
Import is arranged in the endless inner wall of the third annular seal, the import of the axial direction connecting hole and the radially connected hole
It communicates, the outlet of the axial direction connecting hole is arranged on the end face of the third annular seal opposite exterior lateral sides, in the second spool
The outlet of discharge channel is set in endless inner wall, does not influence being slidably matched for the second seal disc and the second spool inner wall.
The above-mentioned working method from release quick coupling, includes the following steps:
A, when not plugging together, male plug is in closed state, and first the first spool of spring supporting reaches male plug second sleeve
Front end, the first annular sealing of the annular sidewall of the first seal disc and the male plug second sleeve seals through the first O shape
Circle is sealed cooperation；Female is in closed state, and second spring supports the tail of the second spool arrival female first sleeve
End, while the annular support of valve rod being supported to be moved to annular groove close to the side wall of female first sleeve front end, the second spool
Outer wall seal and cooperate through the second annular seal of third O-ring seals and female first sleeve, the third of the second spool
Annular seal is sealed through the annular sidewall of the second O-ring seals and second seal disc to be cooperated, and the import of discharge channel is set
In the opposite exterior lateral sides of the second O-ring seals.
B, when plugging together, by the tail end of the female first sleeve along axial push-in male plug first sleeve, so that public
The front end of plug second sleeve pushes second spool in the female first sleeve to the female first sleeve
Front end it is mobile, second spring is compressed, female conducting；The second seal disc is inserted into the male plug second sleeve and pushes away simultaneously
It is mobile to the tail end of male plug second sleeve in the male plug second sleeve to move first spool, the first spring is pressed
Contracting, the male plug connection, realization male plug are connected to female；The outer wall of male plug second sleeve and the female plug at this time
Second annular seal of head first sleeve is sealed through third O-ring seals to be cooperated.
C, extract when, the first spring, second spring rebound effect under female first sleeve exit the male plug
First sleeve, in the process, the second spool, the first spool synchronizing moving reset, the third annular seal of the second spool with
The annular sidewall of second seal disc is sealed through the second O-ring seals to be cooperated, the outer wall of second spool and the female
Second annular seal of first sleeve is sealed through the third O-ring seals to be cooperated, the annular sidewall of the first seal disc and institute
The first annular sealing for stating male plug second sleeve is sealed cooperation through the first O-ring seals, it is ensured that in swapping process
No leakage.
D, male plug and female do not plug together, female is under closed state, occur pressure in female it is excessive when,
Second spool can not be moved by the limit of the second annular seal, and pressure focuses on the opposite of the second seal disc of valve rod tail end
Inner side end, the thrust that the second seal disc relative inner end face is born, which is greater than, pushes valve rod to overcome the elastic force of second spring, ring-type
The sum of frictional force, the second seal disc annular sidewall between groove and annular support and the frictional force between third annular seal
When, valve rod, the second seal disc, the second O-ring seal are mobile to the tail end of the female first sleeve, the second O-ring seal
When being moved to the opposite exterior lateral sides of discharge channel import, the liquid in female is flowed out through discharge channel, completes release；In female
Pressure reduce after, the second seal disc bear pressure be decreased to less than the screen resilience of second spring after, valve rod, second sealing
Disk, the second O-ring seal are mobile to the front end of female first sleeve again, complete sealing to the import of discharge channel, realize
Automatically unloading and reset；In the process, the ring width of annular groove is defined the displacement stroke of valve rod, avoids the second sealing
Disk detachment causes liquid a lot of leakage.
The technical effect of invention: (1) it is of the invention from release quick coupling, compared with the existing technology, in the second spool
Discharge channel is arranged in third annular seal, and its import is arranged in endless inner wall, by mobile second seal disc to change
Become the positional relationship between the second O-ring seal and discharge channel import, effectively realize the release of female connector, and does not influence second
Being slidably matched between seal disc and the second spool endless inner wall, avoids the occurrence of that valve rod is stuck, the phenomenon that can not resetting；(2) lead to
The cooperation for crossing annular groove and ring support effectively defines the shift motion of valve rod, and valve rod is avoided to be detached from female first set
Cylinder；(3) herringbone guiding trestle ensures to tilt when the first spool slides in male plug second sleeve, and guiding is stablized, together
When herringbone guiding trestle outer rim protrude the edge setting of the first seal disc so that the first seal disc is to male plug second sleeve
After tail end sliding, it is easily formed the channel suitable for liquid communication with pressure, it is ensured that the quick circulation with press liquid.
Detailed description of the invention
Invention is further described in detail with reference to the accompanying drawings of the specification:
Fig. 1 is the schematic diagram of the section structure of male plug of the invention；
Fig. 2 is the schematic diagram of the section structure of female of the invention；
Fig. 3 is the schematic perspective view of the first spool of the invention；
Fig. 4 is the partial enlarged view of a-quadrant in Fig. 2；
Fig. 5 is the schematic diagram of the section structure when female of the invention is in depressurization phase；
Fig. 6 is the schematic diagram of the section structure after male plug and female of the invention plug together.
In figure: male plug first sleeve 11, male plug second sleeve 12, limiting slot 13, the first spring 14, first annular
Rank portion 15, annular interconnecting piece 16, end cap 17, first annular sealing 18, female first sleeve 21, pin shaft 22, the first retaining ring
23, second spring 24, annular groove 25, the second annular seal 27, the first O-ring seals 31, the second O-ring seals 32, the
Three O-ring seals 33, the 4th O-ring seals 34, the first spool 4, the first seal disc 41, herringbone guiding trestle 42, stage portion
43, ramp 44, the second spool 5, discharge channel 50, the second annular convex platform 51, third annular seal 52, radially connected hole
53, axial connecting hole 54, valve rod 61, the second seal disc 62, annular support 63.
Specific embodiment
1 the present embodiment of embodiment includes that mating male plug and female (are discussed for convenience from release quick coupling
It states, the component in male plug is related to referring to when front end close to one end of male plug and female junction, opposite other end
For tail end；Component in female is related to referring to when tail end close to one end of male plug and female junction, relatively another
One end is front end)；As shown in Figure 1, male plug includes male plug first sleeve 11, male plug second sleeve 12, male plug first
Annular interconnecting piece 16 is set in sleeve 11, and the tail end of male plug second sleeve 12 is threadedly coupled with annular interconnecting piece, so that male plug
Tubular cavity 19 is formed between head first sleeve 11 and male plug second sleeve 12；And the inner wall setting of male plug first sleeve 11
Fourth annular groove, the fourth annular groove is interior to be arranged the 4th O-ring seals 34, for being sealed.Male plug second sleeve
Tail end pluggable end cap 17 is set, for protecting male plug.
Being additionally provided in male plug second sleeve 12 can be arranged along the first spool 4 of its axial displacement, the front end of the first spool 4
Herringbone guiding trestle 42 is fixedly installed in the inner side end of first seal disc 41, the first seal disc 41, as shown in figure 3, the herringbone
The outside at 41 edge of the first seal disc is arranged in the edge protrusion of shape guiding trestle 42, and the first spool 4 is placed in second set of male plug
When in cylinder 12, the outer ledge of the herringbone guiding trestle 42 is in contact with the inner wall of male plug second sleeve 12, so that first
Support is formed when spool 4 is axially moveable in male plug second sleeve 12.
First annular sealing 18, the diameter of the first seal disc 41 is arranged in the front inner wall protrusion of male plug second sleeve 12
It is adapted with the internal diameter of first annular sealing 18, first annular groove is arranged in the annular sidewall of the first seal disc 41；First ring
First O-ring seals 31 are set in connected in star, so that the first seal disc 41 for stating the first spool 4 is placed in first annular sealing 18
When interior, matched by the first O-ring seals 31 with the first spool 4 and form sealing.
It is additionally provided with the first spring 14 in male plug second sleeve 12, is arranged in the inner wall of 12 tail end of male plug second sleeve
One annular step 15, as shown in Figure 1, stage portion 43, herringbone guiding trestle 41 is arranged in the edge of herringbone guiding trestle 42
It is socketed in through stage portion 43 in the front end of first spring 14, first annular step portion 15 carries out the tail end of the first spring 14
Limit, so that the first spring 14 can push the first spool 4 to reset.Taper mistake is arranged in the relative inner wall of first annular sealing 18
Portion is crossed, ramp 44 compatible with tapered transitional is arranged in the front end face in 42 edge step portion 43 of herringbone guiding trestle, with
When the first spool 4 being made to be moved to the front end of male plug second sleeve 12, matched by tapered transitional and ramp 44 to first
Spool 4 is limited.
As shown in Fig. 2, female includes female first sleeve 21, it is symmetrical arranged on the outer wall of female first sleeve 21
2 pin shafts 22, corresponding limiting slot 13 is arranged on the outer wall of male plug first sleeve 11, and the opening of each limiting slot 13 is arranged in public affairs
The front end of plug first sleeve 11, when so that female first sleeve 21 being inserted into male plug first sleeve 11, pin shaft 22 enters
Both limiting slots 13, which match, to be limited；Tail end inner wall protrusion the second annular seal of setting of the female first sleeve 21
27, the valve rod 61 that can be slid axially is also set up in female first sleeve 21, and it is close that the tail end of the valve rod 61 is fixedly connected with second
Closing disk 62, setting can between the annular sidewall of second seal disc 62 and the second annular seal 27 of female first sleeve 21
The second annular convex platform 51, the second annular seal 27 is arranged in the tail end of the second spool of tubular 5 to slide axially, the second spool 5
It is matched with the second annular convex platform 51 and second spool 5 is limited；Ring is arranged in the front inner wall of the female first sleeve 21
Annular mounting groove is arranged in the side of shape sliding slot 25, annular groove 25；The front end of the valve rod 61 is coaxial and is fixedly connected sliding with annular
The ring support 63 that slot is slidably matched, after ring support 63 enters annular groove 25, annular mounting groove is built into the first retaining ring 23,
For limiting the shift motion of valve rod 61.
Third annular seal 52 is arranged in the front inner wall protrusion of second spool 5, sets in the third annular seal 52
Discharge channel 50 is set, as shown in figure 4, discharge channel 50 includes the radially connected hole 53 communicated and axial connecting hole 54, is radially connected
It connects hole 53 and inner wall setting is through to by the outer wall of third annular seal 52, so that the import in radially connected hole 53 is arranged in third
In the endless inner wall of annular seal 52, the import of axial connecting hole 54 is communicated with the middle part in radially connected hole 53, which connects
The outlet for connecing hole 54 is arranged on the end face of 52 opposite exterior lateral sides of third annular seal；On the annular sidewall of second seal disc 62
Circumferentially arranged second annular groove, the second annular groove is interior to be arranged the second O-ring seals 32.
Second spring 24 is socketed on valve rod 61, which is placed in the inner side end and ring of third annular seal 52
Between shape bracket 23, for pushing the second spool 5 to reset during male plug and female plug together；In male plug and the wooden plug
When not plugging together, second spring 24 drives the second spool 5 to the tail end of female first sleeve 21, annular support 23 and annular recess
Side wall close to 21 front end of female first sleeve fits, so that the second O-ring seals 32 of the second seal disc 62 are placed in and unload
The endless inner wall of the relative inner of 50 import of pressure passageway, the second O-ring seals 32 and third annular seal 52, which seals, to be cooperated.
The diameter of second seal disc 62 is identical as the diameter of the first seal disc 41, the outer diameter of 5 tail end of the second spool of tubular with
The outer diameter of 12 front end of male plug second sleeve is identical, and before the ring width of 5 tail end of the second spool of tubular and male plug second sleeve 12
The ring width at end is identical, and the outer diameter of female first sleeve 21 is less than the internal diameter of 11 front end of male plug first sleeve, male plug second
The outer diameter of 12 front end of sleeve is less than the internal diameter of 21 tail end of female first sleeve；When male plug and female plug together, female the
In the tail end insertion male plug first sleeve 11 of one sleeve 21, female first sleeve 21 is inserted into 12 front end of male plug second sleeve
The second spool 5 of interior promotion is mobile to the front end of female first sleeve 21, so that female is connected to；The second seal disc 62 pushes away simultaneously
Dynamic first spool 5 is mobile to the rear end of male plug second sleeve 12 in male plug second sleeve 12, so that male plug is connected to, it is real
The circulation of fluid in existing male plug and female.
Male plug with female does not plug together, female be under closed state, when the increase of pressure in female, the second valve
Core 5 can not be moved by the limit of the second annular seal 27, and pressure focuses on the opposite of 61 the second seal disc of tail end 62 of valve rod
Inner side end, as shown in figure 5, valve rod is pushed to overcome rubbing between the elastic force, annular recess and annular support 23 of second spring 24
The frictional force between power, 62 annular sidewall of the second seal disc and third annular seal 52 is wiped, so that valve rod 61, the second seal disc
62, the second O-ring seal 32 is mobile to the tail end of female first sleeve 21, and the second O-ring seal 32 is moved to discharge channel
When the opposite exterior lateral sides of 50 imports, the liquid in female is flowed out through discharge channel 50, completes release；Pressure in female reduces
Afterwards, the second seal disc 62 bear pressure be decreased to less than the screen resilience of second spring 24 after, valve rod 61, the second seal disc 62,
Second O-ring seal 32 is mobile to the front end of female first sleeve 21 again, completes sealing to the import of discharge channel 50, real
Existing automatically unloading and reset；In the process, the ring width of annular groove 25 is defined the displacement stroke of valve rod 61, avoids
The disengaging of two seal discs 62 causes liquid a lot of leakage.
Embodiment 2
As described in Example 1 from the working method of release quick coupling, include the following steps:
A, when not plugging together, male plug is in closed state, and the first spring 14 supports the first spool 4 to reach second set of male plug
The front end of cylinder 12, the annular sidewall of the first seal disc 41 and the first annular sealing 18 of male plug second sleeve 12 are through the first O
Shape sealing ring 31 is sealed cooperation；Female is in closed state, and second spring 24 supports the second spool 5 to reach female the
The tail end of one sleeve 21, while the annular support 23 of valve rod 61 being supported to be moved to annular groove 25 close to female first sleeve 21
The side wall of front end is limited by the first retaining ring 23, and the outer wall of the second spool 5 is through third O-ring seals 33 and female first
Second annular seal 27 of sleeve 21 seals cooperation, and the third annular seal 52 of the second spool 5 is through the second O-ring seals 32
Cooperation is sealed with the annular sidewall of the second seal disc 62, the import of discharge channel 50 is placed in the relatively outer of the second O-ring seals 32
Side.
B, when plugging together, by the tail end of female first sleeve 21 along the ring cavity of axial push-in male plug first sleeve 11
In 19, pin shaft 22 enters limiting slot 13 along the front end of male plug first sleeve 11, and male plug second sleeve 12 enters female the
In one sleeve 21, so that the front end of male plug second sleeve 12 pushes the second spool 5 in female first sleeve 21 to female plug
The front end of head first sleeve 21 is mobile, and second spring 24 is compressed, female conducting；The second seal disc 62 is inserted into male plug simultaneously
Push the first spool 4 mobile to the tail end of male plug second sleeve 12 in male plug second sleeve 12 in second sleeve 12, the
One spring 14 is compressed, and male plug connection, realization male plug is connected to female；The outer wall of male plug second sleeve 12 at this time
It seals and cooperates through third O-ring seals 33 with the second annular seal 27 of female first sleeve 21.
C, extract when, the first spring 14, second spring 24 rebound effect under female first sleeve 21 exit male plug
Head first sleeve 11, in the process, the second spool 5,4 synchronizing moving of the first spool reset, and the third annular of the second spool 5 is close
The annular sidewall of envelope portion 52 and the second seal disc 42 is sealed through the second O-ring seals 32 to be cooperated, the outer wall of second spool 5 and mother
Second annular seal 27 of plug first sleeve 21 is sealed through third O-ring seals 33 to be cooperated, the ring-type of the first seal disc 41
Side wall and the first annular sealing 18 of male plug second sleeve 12 are sealed cooperation through the first O-ring seals 31, it is ensured that
No leakage in swapping process.
D, male plug and female do not plug together, female is under closed state, occur pressure in female it is excessive when,
Second spool 5 can not be moved by the limit of the second annular seal 27, and pressure focuses on the second seal disc of 61 tail end of valve rod
62 relative inner end face, the thrust that 62 relative inner end face of the second seal disc is born, which is greater than, pushes valve rod to overcome second spring 24
Elastic force, frictional force, 62 annular sidewall of the second seal disc and third ring packing between annular recess 25 and annular support 23
When the sum of frictional force between portion 52, valve rod 61, the second seal disc 62, the second O-ring seal 32 are to female first sleeve 21
Tail end it is mobile, when the second O-ring seal 32 is moved to the opposite exterior lateral sides of 50 import of discharge channel, the liquid in female is through unloading
Pressure passageway 50 flows out, and completes release；After pressure in female reduces, the pressure that the second seal disc 62 is born is decreased to less than the
After the screen resilience of two springs 24, valve rod 61, the second seal disc 62, the second O-ring seal 32 are again to female first sleeve 21
Front end it is mobile, sealing is completed to the import of discharge channel 50, realizes automatically unloading and reset；In the process, annular groove
25 ring width is matched with ring support is defined the displacement stroke of valve rod 61, and the disengaging of the second seal disc 62 is avoided to cause liquid
Body a lot of leakage.
Obviously, the above embodiment is merely an example for clearly illustrating the present invention, and is not to of the invention
The restriction of embodiment.For those of ordinary skill in the art, it can also be made on the basis of the above description
Its various forms of variation or variation.There is no necessity and possibility to exhaust all the enbodiments.And these belong to this hair
Bright spiritual changes and variations that derived from are still in the protection scope of this invention.
Claims (1)
1. a kind of working method from release quick coupling, which is characterized in that from release quick coupling include: mating public affairs
Plug and female；
The male plug includes the male plug first sleeve (11) of coaxial arrangement, male plug second sleeve (12), the male plug
Second sleeve (12) is fixed in the male plug first sleeve (11), and being equipped in the male plug second sleeve (12) can
Along it, the first seal disc (41) are arranged in the first spool (4), the front end of first spool (4) in axial sliding, first sealing
The endless inner wall of the annular sidewall of disk (41) and the male plug second sleeve (12), which seals, to be cooperated；
The female includes female first sleeve (21), the tail end inner wall protrusion setting of the female first sleeve (21) the
Second ring sealing (27), the female first sleeve (21) is interior to also set up the valve rod (61) that can be slid axially, the valve rod
(61) the second seal disc (62) are fixedly installed in tail end, the annular sidewall of second seal disc (62) and the female first set
The second spool of tubular (5) that can be slid axially, second spool (5) are set between the second annular seal (27) of cylinder (21)
Front inner wall protrusion setting third annular seal (52), discharge channel (50) are set in the third annular seal (52),
The import of the discharge channel (50) is arranged in the endless inner wall of the third annular seal (52), the discharge channel (50)
Outlet is arranged on the opposite exterior lateral sides end face of the third annular seal (52), on the annular sidewall of second seal disc (62)
Circumferentially arranged second annular groove, the second annular groove is interior to be arranged the second O-ring seals (32), so that second sealing
When disk (62) is mobile with the valve rod (61), second O-ring seals (32) can be placed in the discharge channel (50) import
Inner or outer side；
The diameter of second seal disc (62) is identical as the diameter of first seal disc (41), second spool of tubular
(5) outer diameter of tail end is identical as the outer diameter of male plug second sleeve (12) front end, and the ring of the second spool of tubular (5) tail end
Wide identical as the ring width of male plug second sleeve (12) front end, the outer diameter of the female first sleeve (21) is less than described
The internal diameter of male plug first sleeve (11) front end, the outer diameter of male plug second sleeve (12) front end are less than the female the
The internal diameter of one sleeve (21) tail end；
First annular sealing (18), first seal disc is arranged in the front inner wall protrusion of the male plug second sleeve (12)
(41) outer diameter is adapted with the internal diameter of first annular sealing (18), is arranged in the annular outer wall of first seal disc (41)
First annular groove；The first O-ring seals (31) are set in the first annular groove；
Is additionally provided with the first spring (14) in the male plug second sleeve (12), male plug second sleeve (12) tail end it is interior
First annular step portion (16) are set in wall, first spring (14) is placed in the first annular step portion (16) and described the
Between one spool (4)；
Herringbone guiding trestle (42) are fixedly installed in the inner side end of first seal disc (41), the herringbone guiding trestle
(42) edge protrusion is arranged in the outside at the first seal disc (41) edge, and first spool (4) is placed in the male plug
When head second sleeve (12) is interior, the outer ledge of the herringbone guiding trestle (42) is interior with the male plug second sleeve (12)
Wall is in contact；
Stage portion (43) are arranged in the edge of the herringbone guiding trestle (42), and herringbone guiding trestle (42) is through stage portion (43)
It is socketed in the front end of first spring (14)；
Annular groove is arranged in the front inner wall of the female first sleeve (21)；The front end of the valve rod (61) be fixedly connected with
The ring support (23) that the annular groove is slidably matched；
The second annular convex platform (51) are arranged in the tail end of second spool (5)；Second spring (24) are socketed on the valve rod (61),
The second spring (24) is placed between the inner side end and the ring support (23) of the third annular seal (52)；
The discharge channel (50) includes the radially connected hole (53) communicated and axial connecting hole (54), the radially connected hole
(53) import is arranged in the endless inner wall of the third annular seal (52), the import of the axial direction connecting hole (54) with
The radially connected hole (53) communicates, and the outlet setting of the axial direction connecting hole (54) is opposite in the third annular seal (52)
On the end face in outside；
The working method from release quick coupling, includes the following steps:
A, when not plugging together, male plug is in closed state, and the first spring (14) supports the first spool (4) to reach second set of male plug
The front end of cylinder (12), the first annular sealing of the annular sidewall of the first seal disc (41) and the male plug second sleeve (12)
(18) cooperation is sealed through the first O-ring seals (31)；Female is in closed state, and second spring (24) supports the second valve
Core (5) reaches the tail end of female first sleeve (21), while it is recessed to support the ring support (23) of valve rod (61) to be moved to annular
Slot is close to the side wall of female first sleeve (21) front end, and the outer wall of the second spool (5) is through third O-ring seals (33) and female plug
The second annular seal (27) of head first sleeve (21) seals cooperation, third annular seal (52) warp of the second spool (5)
The sealing cooperation of the annular sidewall of second O-ring seals (32) and second seal disc (62), the import of discharge channel (50) are set
Opposite exterior lateral sides in the second O-ring seals (32)；
B, when plugging together, by the tail end of the female first sleeve (21) along axial push-in male plug first sleeve (11), make
The front end of male plug second sleeve (12) pushes second spool (5) described in female first sleeve (21) introversion
The front end of female first sleeve (21) is mobile, and second spring (24) is compressed, female conducting；Second seal disc (62) simultaneously
It is inserted into the male plug second sleeve (12) and pushes first spool (4) in the male plug second sleeve (12) to public affairs
The tail end of plug second sleeve (12) is mobile, and the first spring (14) is compressed, and male plug and female plug are realized in the male plug connection
The connection of head；Second annular seal of the outer wall of male plug second sleeve (12) and the female first sleeve (21) at this time
(27) it seals and cooperates through third O-ring seals (33)；
C, extract when, the first spring (14), second spring (24) rebound effect under female first sleeve (21) exit institute
Male plug first sleeve (11) are stated, in the process, the second spool (5), the first spool (4) synchronizing moving reset, the second spool
(5) annular sidewall of third annular seal (52) and second seal disc (62) is sealed through the second O-ring seals (32)
Cooperation, the second annular seal (27) of the outer wall of second spool (5) and the female first sleeve (21) is through described the
Three O-ring seals (33) sealing cooperation, the of the annular sidewall of the first seal disc (41) and the male plug second sleeve (12)
One annular seal (18) is sealed cooperation through the first O-ring seals (31), it is ensured that the No leakage in swapping process；
D, male plug and female do not plug together, female is under closed state, occur pressure in female it is excessive when, second
Spool (5) can not be moved by the limit of the second annular seal (27), and pressure focuses on second sealing of valve rod (61) tail end
The relative inner end face of disk (62), the thrust that the second seal disc (62) relative inner end face is born, which is greater than, pushes valve rod to overcome second
Frictional force, the second seal disc (62) annular sidewall and between the elastic force of spring (24), annular recess and ring support (23)
When the sum of frictional force between three annular seals (52), valve rod (61), the second seal disc (62), the second O-ring seal (32)
Mobile to the tail end of the female first sleeve (21), the second O-ring seal (32) is moved to discharge channel (50) import
When opposite exterior lateral sides, the liquid in female is flowed out through discharge channel (50), completes release；After pressure in female reduces, the
After the pressure that two seal discs (62) are born is decreased to less than the screen resilience of second spring (24), valve rod (61), the second seal disc
(62), the second O-ring seal (32) is mobile to the front end of female first sleeve (21) again, the import to discharge channel (50)
Sealing is completed, realizes automatically unloading and reset.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710191519.6A CN107013777B (en) | 2017-03-28 | 2017-03-28 | One kind is from release quick coupling and its working method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710191519.6A CN107013777B (en) | 2017-03-28 | 2017-03-28 | One kind is from release quick coupling and its working method |
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| Publication Number | Publication Date |
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| CN107013777A CN107013777A (en) | 2017-08-04 |
| CN107013777B true CN107013777B (en) | 2019-03-08 |
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| CN201710191519.6A Active CN107013777B (en) | 2017-03-28 | 2017-03-28 | One kind is from release quick coupling and its working method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108877326B (en) * | 2018-06-20 | 2020-08-25 | 长江大学 | Megaphone is used in english teaching |
| CN110608337B (en) * | 2018-09-30 | 2021-05-18 | 中航光电科技股份有限公司 | Quick-operation joint subassembly and female joint thereof |
| CN112856075B (en) * | 2020-12-31 | 2024-06-25 | 江苏益诚精密器件科技有限公司 | Fluid connector with sealing ring protection structure |
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|---|---|---|---|---|
| US5586748A (en) * | 1995-03-29 | 1996-12-24 | Jem Industries, Inc. | Disconnect valve assembly for connecting a source of fluid with a container to be filled |
| EP2407701A1 (en) * | 2010-07-16 | 2012-01-18 | Faster S.p.A. | Compact cartridge coupling |
| CN105351652A (en) * | 2015-12-04 | 2016-02-24 | 中国电子科技集团公司第四十研究所 | Fluid connector |
| CN105378363A (en) * | 2013-04-05 | 2016-03-02 | 阿法格玛公司 | Quick-fit hydraulic or hydrodynamic coupling for pressurised fluids |
| CN206600550U (en) * | 2017-03-28 | 2017-10-31 | 蒋于良 | It is a kind of from release snap joint |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8056581B2 (en) * | 2006-04-06 | 2011-11-15 | Fastest, Inc. | Latching connectors |
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2017
- 2017-03-28 CN CN201710191519.6A patent/CN107013777B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5586748A (en) * | 1995-03-29 | 1996-12-24 | Jem Industries, Inc. | Disconnect valve assembly for connecting a source of fluid with a container to be filled |
| EP2407701A1 (en) * | 2010-07-16 | 2012-01-18 | Faster S.p.A. | Compact cartridge coupling |
| CN105378363A (en) * | 2013-04-05 | 2016-03-02 | 阿法格玛公司 | Quick-fit hydraulic or hydrodynamic coupling for pressurised fluids |
| CN105351652A (en) * | 2015-12-04 | 2016-02-24 | 中国电子科技集团公司第四十研究所 | Fluid connector |
| CN206600550U (en) * | 2017-03-28 | 2017-10-31 | 蒋于良 | It is a kind of from release snap joint |
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| CN107013777A (en) | 2017-08-04 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190203 Address after: 212300 128 Qianjin Road, Danyang Development Zone, Zhenjiang, Jiangsu Applicant after: Danyang Yuqiao Precision Element Co., Ltd. Address before: 212300 Chiang Ka Tsuen 28, Yongan District, Danyang Development Zone, Zhenjiang, Jiangsu. Applicant before: Jiang Yuliang |
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