CN109506061A - A kind of quick coupling - Google Patents
A kind of quick coupling Download PDFInfo
- Publication number
- CN109506061A CN109506061A CN201910016639.1A CN201910016639A CN109506061A CN 109506061 A CN109506061 A CN 109506061A CN 201910016639 A CN201910016639 A CN 201910016639A CN 109506061 A CN109506061 A CN 109506061A
- Authority
- CN
- China
- Prior art keywords
- valve
- positioning
- quick coupling
- female connector
- inserted terminal
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 42
- 238000010168 coupling process Methods 0.000 title claims abstract description 42
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 15
- 238000003032 molecular docking Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—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
- F16L37/32—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
- F16L37/33—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied the lift valves being of the ball type
-
- 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
- F16L37/22—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts
- F16L37/23—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts by means of balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a kind of quick couplings, pin end and female connector including grafting, are provided with locating shaft in the pin end and female connector, are rotatably connected to valve on the locating shaft;Inserted terminal is provided with valve on the locating shaft and opens structure.The pin end and female connector use convertible valve mechanism, in the case where same maximum pipeline sectional area, increase the cross-sectional flow area at valve.At docking valve, there is same flow, in the case where same cross-sectional flow area, the present invention effectively reduces the largest cross-sectional sized of quick coupling, and for liquid when flowing through quick coupling, cross-section variation is small, effectively reduces the out-of-date pressure loss of liquid flow.
Description
Technical field
The present invention relates to technical field of pipeline connection, in particular to a kind of quick coupling.
Background technique
Quick coupling is that a kind of tool that do not need can be achieved with the connector of pipeline connection or disconnection.
Current quick coupling, valve all design substantially for telescopic plug, and plug the maximum cross-section area need to be greater than valve
Cross-sectional area, which just can guarantee, in place's pipe blocks pipeline, so that cross-sectional area is at valve in the maximum pipe of quick coupling
The 2 times or more of cross-sectional area in managing just can guarantee that liquid by required space, causes quick coupling occupancy volume larger,
Meanwhile quick coupling cavity maximum cross-sectional area differs larger with interior cross-sectional area is managed at valve, liquid is flowing through this section of way
Since cross-section variation is big when diameter, the pressure loss of generation is also larger.
Therefore, how to provide that a kind of the maximum cross-section area is small, and circulation area variation when liquid passes through is small, to make to connect
The small quick coupling of the pressure loss of place's liquid is connect, those skilled in the art's technical problem urgently to be resolved is become.
Summary of the invention
In view of this, to reduce the maximum cross-section area of quick coupling, being reduced the present invention provides a kind of quick coupling
The variation of cross-sectional area when liquid passes through quick coupling, so that small by the pressure loss of the liquid of quick coupling.
To achieve the above object, the invention provides the following technical scheme:
A kind of quick coupling, pin end and female connector including grafting, the pin end include the first tube body, described first
Tube body is internally provided with the first locating shaft, and the first valve and the second valve are rotatably connected on first locating shaft, described
The first torsional spring closed for controlling first valve and the second valve is arranged on first locating shaft;The female connector includes
Second tube body, second tube body are internally provided with the second locating shaft, are rotatably connected to third valve on second locating shaft
Door and the 4th valve are arranged on second locating shaft and turn round for controlling the third valve and the 4th valve are closed second
Spring;Inserted terminal is provided with the first valve on first locating shaft and opens structure, is set on the second locating shaft close to inserted terminal
It is equipped with the second valve and opens structure.
Preferably, it is provided with self-locking structure on the female connector, is provided on the pin end and matches with the self-locking structure
Close the position limiting structure used.
Preferably, the self-locking structure includes axle sleeve, and the axle sleeve is slidably located in second tube body close to inserted terminal
Lateral surface, be provided with positioning ball on the inside of the axle sleeve and the convex on the axle sleeve be arranged in pressure spring, described pressure spring one end
On the end face of platform, the other end is arranged on the end face of the positioning convex ring of second outer surface of tube body;It is provided on the axle sleeve
Inclined-plane chamber and horizontally disposed seal face are positioned, the minimum dimension end of the positioning inclined-plane chamber is connect with the seal face, described
The positioning through hole position being arranged on seal face and second tube body is corresponding, and the positioning ball is slidably connected at the positioning through hole
It is interior;The position limiting structure is positive stop lug boss, and the positioning ball and positive stop lug boss cooperation limit.
Preferably, the positioning through hole is greater than the diameter dimension of the positioning ball close to one end size of the axle sleeve, far
One end size from the axle sleeve is less than the diameter dimension of the positioning ball.
Preferably, first tube body is internally provided with the first positioning baffle ring, first valve and the second valve
Marginal position is pressed in the first positioning baffle ring far from the end face of inserted terminal, and described first positions end of the baffle ring far from inserted terminal
The first sealing ring is provided on face.
Preferably, second tube body is internally provided with the second positioning baffle ring, the third valve and the 4th valve
Marginal position is pressed in the second positioning baffle ring far from the end face of inserted terminal, and described second positions end of the baffle ring far from inserted terminal
The second sealing ring is provided on face, the second positioning baffle ring is provided with third sealing ring on the end face of inserted terminal, described
The internal diameter of third sealing ring is less than the internal diameter of the second positioning baffle ring.
Preferably, the positioning ball is steel ball.
Preferably, the pin end is provided with the first driving land far from the position of inserted terminal, and the female connector is far from slotting
The position for connecing end is provided with the second driving land, and it is hexagon that the first driving land and second, which drive the lateral surface of land,
Structure.
Preferably, first valve opens structure and the second valve opens structure as inserted sheet or thimble;The pin end
Outer surface be provided with the positive mark of first pair for facilitating grafting to assemble, the outer surface of female connector is provided with facilitate grafting to assemble the
Two pairs of positive marks.
Preferably, the self-locking structure includes the buckle and card slot being used cooperatively, and the buckle, card slot are separately positioned on institute
It states on pin end or female connector.
Preferably, the position limiting convex ring for limiting the axle sleeve position, the position limiting convex ring are provided on the female connector
The inside of end of the axle sleeve far from inserted terminal is set.
It can be seen from the above technical proposal that the present invention provides a kind of quick couplings, wherein the pin end and mother connect
Head uses convertible valve mechanism, in the case where same maximum pipeline sectional area, increases the cross-sectional flow area at valve.
At docking valve, there is same flow, in the case where same cross-sectional flow area, the present invention effectively reduces quick coupling
Largest cross-sectional sized, for liquid when flowing through quick coupling, cross-section variation is small, effectively reduces the out-of-date pressure damage of liquid flow
It loses.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the pin end of quick coupling provided in an embodiment of the present invention and the attachment structure schematic diagram of female connector;
Fig. 2 is the schematic cross-sectional view in Fig. 1 at the C-C of quick coupling;
Fig. 3 is the schematic perspective view of pin end provided in an embodiment of the present invention;
Fig. 4 is a kind of structural schematic diagram of angle of pin end provided in an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of another angle of pin end provided in an embodiment of the present invention;
Fig. 6 is the structural schematic diagram of another angle of pin end provided in an embodiment of the present invention;
Fig. 7 is the schematic cross-sectional view at the A-A in Fig. 4;
Fig. 8 is a kind of structural schematic diagram of angle of female connector provided in an embodiment of the present invention;
Fig. 9 is the structural schematic diagram of another angle of female connector provided in an embodiment of the present invention;
Figure 10 is the structural schematic diagram of another angle of female connector provided in an embodiment of the present invention;
Figure 11 is the schematic cross-sectional view in Fig. 9 at B-B.
1, pin end, the 11, first driving land, the 12, first tube body, 13, positive stop lug boss, the 14, first valve open structure,
15, first pair of positive mark, the 16, first valve, the 17, second valve, the 18, first torsional spring, the 19, first locating shaft, 110, first is fixed
Position baffle ring, the 111, first sealing ring, 2, female connector, the 21, second driving land, the 22, second tube body, 221, positioning convex ring, 222,
Positioning through hole, the 223, second positioning baffle ring, 23, axle sleeve, 231, positioning convex platform, 232, positioning inclined-plane chamber, 24, second pairs of positive marks
To know, 25, third valve, the 26, the 4th valve, the 27, second torsional spring, the 28, second locating shaft, the 29, second valve opens structure, 210,
Pressure spring, 211, positioning ball, the 212, second sealing ring, 213, third sealing ring, 214, position limiting convex ring.
Specific embodiment
The invention discloses a kind of quick couplings to reduce liquid and pass through to reduce the maximum cross-section area of quick coupling
The variation of cross-sectional area when quick coupling, so that small by the pressure loss of the liquid of quick coupling.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-Figure 11 is please referred to, the invention discloses a kind of quick couplings, pin end 1 and female connector 2 including grafting, public
Connector 1 includes the first tube body 12, and the first tube body 12 is internally provided with the first locating shaft 19, is rotatablely connected on the first locating shaft 19
There are the first valve 16 and the second valve 17, is arranged on the first locating shaft 19 and is closed for controlling the first valve 16 and the second valve 17
The first torsional spring 18 closed;Female connector 2 includes the second tube body 22, and the second tube body 22 is internally provided with the second locating shaft 28, and second
It is rotatably connected to third valve 25 and the 4th valve 26 on locating shaft 28, is arranged on the second locating shaft 28 for controlling third valve
The second torsional spring 27 that door 25 and the 4th valve 26 are closed;Inserted terminal is provided with the first valve on first locating shaft 19 and opens knot
Structure 14 is provided with the second valve close to inserted terminal on second locating shaft 28 and opens structure 29.When 2 grafting of pin end 1 and female connector
When, the second valve opens structure 29 and opens structure 14 for pushing up for opening the first valve 16 and the second valve 17, the first valve
Third valve 25 and the 4th valve 26 are opened, so that the pin end 1 of quick coupling be made to be connected to female connector 2.
The pin end 1 and female connector 2 of the technical program use convertible valve mechanism, realize liquid communication in joint cavity
Cross-sectional area is variable, in the case where same maximum pipeline sectional area, increases the cross-sectional flow area at valve.In docking valve
Door place, with same flow, in the case where same cross-sectional flow area, the present invention effectively reduces the maximum cross-section of quick coupling
Size, for liquid when flowing through quick coupling, cross-section variation is small, effectively reduces the out-of-date pressure loss of liquid flow.
In order to realize the positioning after 2 grafting of pin end 1 and female connector, self-locking structure, pin end 1 are provided on female connector 2
On be provided with the position limiting structure being used cooperatively with the self-locking structure.
Specifically, the self-locking structure includes axle sleeve 23, axle sleeve 23 is slidably located in the second tube body 22 close to inserted terminal
Lateral surface is provided with positioning ball 211 and pressure spring 210 in 23 medial compartment of axle sleeve, and 210 one end of pressure spring, which is fixed on axle sleeve 23, determines
On the end face of position boss 231, the other end is fixed on the end face of the positioning convex ring 221 of 22 outer surface of the second tube body.On axle sleeve 23
It is provided with positioning inclined-plane chamber 232 and horizontally disposed seal face, the minimum dimension end and the seal face for positioning inclined-plane chamber 232 connect
It connects, 222 position of positioning through hole being arranged on the seal face and the second tube body 22 is corresponding, and positioning ball 211 is slidably connected at positioning
In through-hole 222;The position limiting structure is positive stop lug boss 13, and positioning ball 211 and the cooperation of positive stop lug boss 13 limit.In use, positioning
Ball 211 is embedded in positioning through hole 222, and is positioned the one end of ball 211 far from axle sleeve 23 and exposed one from the other end of positioning through hole 222
Part, this part are contacted with the side of positive stop lug boss 13, so that pin end 1 be prevented to skid off out of female connector 2.Pressure spring 210 is used for
The reliability of axle sleeve 23 to automatically reset and guarantee positioning, prevents axle sleeve 23 from arbitrarily sliding.By setting positioning inclined-plane chamber 232 and
For compressing the seal face of positioning ball 211, position of the positioning ball 211 in positioning through hole 222 is changed, thus convenient
The connection and disassembly of pin end 1 and female connector 2.
Positive stop lug boss 13 on pin end 1 is limited in order to enable positioning ball 211 is convenient, and prevents positioning ball 211
It drops out, is influenced using positioning through hole 222 is big close to one end size of axle sleeve 23 from positioning through hole 222 far from one end of axle sleeve 23
In the diameter dimension of positioning ball 211, one end size far from axle sleeve 23 is less than the diameter dimension of positioning ball 211.Pass through this knot
Structure setting, so that positioning ball 211 can both enter in the positioning inclined-plane chamber 232 on axle sleeve 23, it will not be remote from positioning through hole 222
One end of off-axis set 23 drops out, and influences the limit of quick coupling.
Wherein, in one embodiment, the first tube body 12 is internally provided with the first positioning baffle ring 110, the first valve
16 and second the marginal position of valve 17 be pressed in the first positioning baffle ring 110 far from the end face of inserted terminal, the first positioning baffle ring 110
The first sealing ring 111 is provided on end face far from inserted terminal.It is convenient to the first valve by setting the first positioning baffle ring 110
16 and second the closed position of valve 17 be defined, to guarantee that the first valve 16 and the second valve 17 close reliability.It is logical
It crosses and first sealing ring 111 is set on the end face that the first positioning baffle ring 110 is contacted with the first valve 16 and the second valve 17, guarantee
The leakproofness that valve on pin end 1 is closed.
In another embodiment, the second tube body 22 is internally provided with the second positioning baffle ring 223,25 He of third valve
The marginal position of 4th valve 26 is pressed in the second positioning baffle ring 223 far from the end face of inserted terminal, and the second positioning baffle ring 223 is separate
The second sealing ring 212 is provided on the end face of inserted terminal, the second positioning baffle ring 223 is provided with third on the end face of inserted terminal
Sealing ring 213, the internal diameter of third sealing ring 213 position the internal diameter of baffle ring 223 less than second.By positioning baffle ring 223 second
The second sealing ring 212 is set on the end face contacted with third valve 25 and the 4th valve 26, ensure that the valve on female connector 2 closes
The leakproofness closed.By the way that third sealing ring 213 is arranged, and the internal diameter of third sealing ring 213 is less than in the second positioning baffle ring 223
Diameter, when so that pin end 1 being inserted into female connector 2, the medial surface of third sealing ring 213 is bonded with the outer surface of the first tube body 12,
The sealing of pipeline when to realize that pin end 1 and female connector 2 connect.
In order to improve the intensity of positioning ball 211, extend the service life of positioning ball 211, positioning ball 211 is steel ball.
It is used in order to facilitate pin end 1 and 2 grafting of female connector, pin end 1 is provided with the first drive far from the position of inserted terminal
Rotating ring platform 11, female connector 2 are provided with the second driving land 21, the first driving land 11 and the second driving far from the position of inserted terminal
The lateral surface of land 21 is hexagonal structure.In a specific embodiment, the first driving land 11 and the second driving land 21
Hexagonal structure lateral surface on be provided with anti-skid chequer.
Further, the first valve open structure 14 and the second valve to open structure 29 be inserted sheet or thimble, pin end 1
Outer surface is provided with the positive mark 15 of first pair for facilitating grafting to assemble, and the outer surface of female connector 2, which is provided with, facilitates grafting assembly
Second pair of positive mark 24.In a specific embodiment, first pair of positive mark 15 and second pair of positive mark 24 are pit.By setting
It sets to positive mark, facilitates the quick grafting of pin end 1 and female connector 2, improve grafting efficiency.
In a specific embodiment, the self-locking structure includes the buckle and card slot being used cooperatively, the buckle setting
On pin end 1, the card slot is arranged on female connector 2.Or in another specific embodiment, the buckle setting connects in mother
On first 2, the card slot is arranged on pin end 1.Wherein, it is described buckle and card slot structure and be connected as commonly using in the prior art
Structure, no longer describe herein.
The end of axle sleeve 23 skids off female connector 2 under the rebound effect of pressure spring 210 in order to prevent, on female connector 2 also
It is provided with the position limiting convex ring 214 for limiting 23 position of axle sleeve, the axle sleeve 23 is arranged in far from inserted terminal in position limiting convex ring 214
The inside of end.
Pin end 1 and 2 grafting of female connector are in use, manually push axle sleeve 23 toward inserted terminal opposite direction, axle sleeve 23 at this time
Become positioning inclined-plane chamber 232 from horizontal seal face with the contact position of positioning ball 211, positions ball 211 from the second tube body 22
Positioning through hole 222 in exit a part, then pin end 1 is inserted into, the first valve top of the first tube body 12 in insertion process
Opening structure 14 touches third valve 25 and the 4th valve 26, and the second valve of the second tube body 22 opens structure 29 and touches first
Valve 16 and the second valve 17, under the promotion of external force, pin end 1 is opened with the valve on female connector 2, valve rotation, with
The insertion of pin end 1, the medial surface of third sealing ring 213 be bonded with the outer surface of the first tube body 12, realize the sealing of pipeline,
Valve is pushed completely out.Axle sleeve 23 is then unclamped, under the elastic force effect of pressure spring 210,23 self-resetting of axle sleeve, and ball will be positioned
211 squeeze back in the second tube body 22 completely, position positive stop lug boss 13 of the gear of ball 211 on the first tube body 12 at this time far from inserted terminal
Side, realize the self-locking of pin end 1 and female connector 2.
When fractionation, axle sleeve 23 is pushed manually toward inserted terminal opposite direction, positions ball 211 at this time and moved back from the second tube body 22
Out, 13 side of positive stop lug boss on the first tube body 12 is unobstructed, and pin end 1 is extracted, and the first valve opens structure 14 also therewith
Movement makes the first valve 16 and the second valve 17, the due to the twisting force of the first torsional spring 18 and the second torsional spring 27 during this
Three valves 25 are rotated and are resetted with the 4th valve 26, after the structure 14 that the first valve opens exits completely, the first valve 16 and second
Valve 17, third valve 25 can also reset completely with the 4th valve 26, and the torsion of the fluid pressure in pipe and torsional spring is double at this time
Under recast is used, the first valve 16 is contacted with the second valve 17 with the first sealing ring 111, third valve 25 and the 4th valve 26 and the
The contact of two sealing rings 212, realizes the independent self-locking of pin end 1 and female connector 2 respectively.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (11)
1. a kind of quick coupling, pin end (1) and female connector (2) including grafting, which is characterized in that pin end (1) packet
It includes the first tube body (12), first tube body (12) is internally provided with the first locating shaft (19), first locating shaft (19)
On be rotatably connected to the first valve (16) and the second valve (17), be arranged on first locating shaft (19) described for controlling
The first torsional spring (18) that first valve (16) and the second valve (17) are closed;The female connector (2) includes the second tube body (22), institute
Being internally provided with the second locating shaft (28) for the second tube body (22) is stated, is rotatably connected to third valve on second locating shaft (28)
Door (25) and the 4th valve (26) is arranged with for controlling the third valve (25) and the 4th on second locating shaft (28)
The second torsional spring (27) that valve (26) is closed;Inserted terminal is provided with the first valve on first locating shaft (19) and opens knot
Structure (14) is provided with the second valve close to inserted terminal on the second locating shaft (28) and opens structure (29).
2. quick coupling according to claim 1, which is characterized in that be provided with self-locking structure on the female connector (2), institute
It states and is provided with the position limiting structure being used cooperatively with the self-locking structure on pin end (1).
3. quick coupling according to claim 2, which is characterized in that the self-locking structure includes axle sleeve (23), the axis
Set (23) is slidably located in second tube body (22) close to the lateral surface of inserted terminal, and axle sleeve (23) inside is provided with positioning
Ball (211) and pressure spring (210), the end face for the positioning convex platform (231) that described pressure spring (210) one end is arranged on the axle sleeve (23)
On, the other end is arranged on the end face of the positioning convex ring (221) of the second tube body (22) outer surface;It is set on the axle sleeve (23)
It is equipped with positioning inclined-plane chamber (232) and horizontally disposed seal face, the minimum dimension end of positioning inclined-plane chamber (232) and the pressure
Tight face connects, and positioning through hole (222) position being arranged on the seal face and second tube body (22) is corresponding, the positioning ball
(211) it is slidably connected in the positioning through hole (222);The position limiting structure is positive stop lug boss (13), the positioning ball (211)
Cooperate with the positive stop lug boss (13) and limits.
4. quick coupling according to claim 3, which is characterized in that the positioning through hole (222) is close to the axle sleeve
(23) one end size is greater than the diameter dimension of positioning ball (211), and one end size far from the axle sleeve (23) is less than institute
State the diameter dimension of positioning ball (211).
5. quick coupling according to claim 1, which is characterized in that first tube body (12) is internally provided with first
It positions baffle ring (110), the marginal position of first valve (16) and the second valve (17) is pressed in the first positioning baffle ring
(110) on the end face far from inserted terminal, the first sealing is provided on the end face of the separate inserted terminal of the first positioning baffle ring (110)
It encloses (111).
6. quick coupling according to claim 5, which is characterized in that second tube body (22) is internally provided with second
It positions baffle ring (223), the marginal position of the third valve (25) and the 4th valve (26) is pressed in the second positioning baffle ring
(223) on the end face far from inserted terminal, the second sealing is provided on the end face of the separate inserted terminal of the second positioning baffle ring (223)
It encloses (212), second positioning baffle ring (223) is provided with third sealing ring (213), the third on the end face of inserted terminal
The internal diameter of sealing ring (213) is less than the internal diameter of second positioning baffle ring (223).
7. quick coupling according to claim 3, which is characterized in that the positioning ball (211) is steel ball.
8. quick coupling according to claim 1, which is characterized in that the pin end (1) sets far from the position of inserted terminal
It is equipped with the first driving land (11), the female connector (2) is provided with the second driving land (21) far from the position of inserted terminal, described
The lateral surface of first driving land (11) and the second driving land (21) is hexagonal structure.
9. quick coupling according to claim 1, which is characterized in that first valve opens structure (14) and the second valve
It is inserted sheet or thimble that door, which opens structure (29),;The outer surface of the pin end (1) is being provided with first pair for facilitating grafting to assemble just
It identifies (15), the outer surface of female connector (2) is provided with the positive mark (24) of second pair for facilitating grafting to assemble.
10. quick coupling according to claim 2, which is characterized in that the self-locking structure includes the buckle being used cooperatively
And card slot, the buckle, card slot are separately positioned on the pin end (1) or female connector (2).
11. quick coupling according to claim 3, which is characterized in that be provided on the female connector (2) for limiting
The position limiting convex ring (214) of axle sleeve (23) position is stated, position limiting convex ring (214) setting is in the axle sleeve (23) far from inserted terminal
The inside of end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910016639.1A CN109506061B (en) | 2019-01-08 | 2019-01-08 | Quick connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910016639.1A CN109506061B (en) | 2019-01-08 | 2019-01-08 | Quick connector |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109506061A true CN109506061A (en) | 2019-03-22 |
CN109506061B CN109506061B (en) | 2021-03-23 |
Family
ID=65757402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910016639.1A Active CN109506061B (en) | 2019-01-08 | 2019-01-08 | Quick connector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109506061B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112594467A (en) * | 2020-12-23 | 2021-04-02 | 象山兴驰液压润滑有限公司 | Anti-splashing liquid pipeline quick joint |
CN112856212A (en) * | 2021-01-04 | 2021-05-28 | 宁波市巴克蓄能器技术有限公司 | Novel inflation equipment |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201335224Y (en) * | 2008-09-11 | 2009-10-28 | 王晓勇 | Piping joint with valve |
DE202013002839U1 (en) * | 2013-02-09 | 2013-04-17 | Manfred Völker | clutch unit |
CN204756241U (en) * | 2015-07-17 | 2015-11-11 | 上海雷珍医疗科技有限公司 | Connect guiding device soon |
CN204829061U (en) * | 2015-06-09 | 2015-12-02 | 新奥气化采煤有限公司 | High -speed joint connects |
CN205424212U (en) * | 2015-12-11 | 2016-08-03 | 嘉兴市南湖区新篁仪表配件厂(普通合伙) | Quick coupling |
CN107575682A (en) * | 2017-10-27 | 2018-01-12 | 魏仲圣 | A kind of loading-unloading vehicle snap joint from cut-out structure |
CN207195917U (en) * | 2017-09-07 | 2018-04-06 | 玉环奥恒机械有限公司 | A kind of hydraulic quick coupling |
CN107906290A (en) * | 2017-11-06 | 2018-04-13 | 肇庆市大旺大庆炉具制品企业有限公司 | A kind of rapid connector component |
-
2019
- 2019-01-08 CN CN201910016639.1A patent/CN109506061B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201335224Y (en) * | 2008-09-11 | 2009-10-28 | 王晓勇 | Piping joint with valve |
DE202013002839U1 (en) * | 2013-02-09 | 2013-04-17 | Manfred Völker | clutch unit |
CN204829061U (en) * | 2015-06-09 | 2015-12-02 | 新奥气化采煤有限公司 | High -speed joint connects |
CN204756241U (en) * | 2015-07-17 | 2015-11-11 | 上海雷珍医疗科技有限公司 | Connect guiding device soon |
CN205424212U (en) * | 2015-12-11 | 2016-08-03 | 嘉兴市南湖区新篁仪表配件厂(普通合伙) | Quick coupling |
CN207195917U (en) * | 2017-09-07 | 2018-04-06 | 玉环奥恒机械有限公司 | A kind of hydraulic quick coupling |
CN107575682A (en) * | 2017-10-27 | 2018-01-12 | 魏仲圣 | A kind of loading-unloading vehicle snap joint from cut-out structure |
CN107906290A (en) * | 2017-11-06 | 2018-04-13 | 肇庆市大旺大庆炉具制品企业有限公司 | A kind of rapid connector component |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112594467A (en) * | 2020-12-23 | 2021-04-02 | 象山兴驰液压润滑有限公司 | Anti-splashing liquid pipeline quick joint |
CN112856212A (en) * | 2021-01-04 | 2021-05-28 | 宁波市巴克蓄能器技术有限公司 | Novel inflation equipment |
CN112856212B (en) * | 2021-01-04 | 2023-02-28 | 宁波市巴克蓄能器技术有限公司 | Inflating equipment |
Also Published As
Publication number | Publication date |
---|---|
CN109506061B (en) | 2021-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4483368A (en) | Plug connection for aquarium pressure medium conduits | |
CN109506061A (en) | A kind of quick coupling | |
CN106764182B (en) | Quick connector | |
CN113124248A (en) | Panel connecting quick connector for vehicle power battery cooling pipeline | |
CN209180548U (en) | A kind of quick coupling | |
CN209918112U (en) | Shower head | |
CN108374915A (en) | A kind of automatic locking type charge valve | |
CN115929923A (en) | Butterfly valve that shock resistance is strong | |
CN210860217U (en) | Novel bidirectional closed plug valve | |
CN209444948U (en) | A kind of fluid line quick on-off structure | |
CN210344632U (en) | Novel plug valve sealing structure | |
CN207195911U (en) | A kind of Cam lock quick famale connector of pluggable auto lock | |
CN219866839U (en) | Welded tee pipe fitting | |
CN220980417U (en) | Angle valve | |
CN214197484U (en) | Manual-automatic valve actuator | |
CN215830692U (en) | Telescopic air sac pump device | |
CN109595383B (en) | Backwater self-closing valve | |
CN218094822U (en) | Dry-type joint | |
CN221075365U (en) | Water stop valve | |
CN219453047U (en) | Polytetrafluoroethylene valve with good sealing performance | |
CN216479506U (en) | Quick connector with valve pressure relief function | |
CN219102078U (en) | Safe and stable eccentric ball valve | |
CN216242477U (en) | Three-way valve for forest fire fighting | |
CN221236972U (en) | Manual pressure maintaining valve | |
CN215371105U (en) | Three-way valve for coffee machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A quick connector Granted publication date: 20210323 Pledgee: Hunan Xingsha Rural Commercial Bank Co.,Ltd. quantang sub branch Pledgor: CHANGSHA GUANGYI CONVERTING TECHNIQUE Co.,Ltd. Registration number: Y2024980021255 |