CN108105504A - A kind of quick coupling - Google Patents

A kind of quick coupling Download PDF

Info

Publication number
CN108105504A
CN108105504A CN201810088365.2A CN201810088365A CN108105504A CN 108105504 A CN108105504 A CN 108105504A CN 201810088365 A CN201810088365 A CN 201810088365A CN 108105504 A CN108105504 A CN 108105504A
Authority
CN
China
Prior art keywords
cylinder
hole
connector
positioning column
joint core
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.)
Pending
Application number
CN201810088365.2A
Other languages
Chinese (zh)
Inventor
刘泽孝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jingzhou Hongda Biological Polytron Technologies Inc
Original Assignee
Jingzhou Hongda Biological Polytron Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jingzhou Hongda Biological Polytron Technologies Inc filed Critical Jingzhou Hongda Biological Polytron Technologies Inc
Priority to CN201810088365.2A priority Critical patent/CN108105504A/en
Publication of CN108105504A publication Critical patent/CN108105504A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/08Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/10Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part
    • F16L37/113Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part

Abstract

The present invention relates to a kind of quick coupling, including the first connector and the second connector;First connector includes the first cylinder that one end is equipped with stepped hole, and the barrel of the first cylinder is equipped with through hole, is interspersed with positioning column in through hole, spring is arranged on one end that the positioning column is located at outside first cylinder;Second connector includes the second cylinder that one end is equipped with joint core, joint core puts in the stepped hole and is bonded with the hole wall of stepped hole, the outer wall of joint core is equipped with blind hole, and the position of blind hole and the position of through hole match, and one end of positioning column through the through hole is pluggable in blind hole;Nut lock ring is also arranged on the outer wall of first cylinder or the second cylinder, positioning column can be pressed into the first cylinder by nut lock ring, and can the first cylinder and the second cylinder lock be close to and be connect.One aspect of the present invention improves sealing performance, is on the other hand compressed by nut lock ring or unclamps the first connector of positioning column and the second connector is convenient for disassembly and assembly.

Description

A kind of quick coupling
Technical field
The present invention relates to a kind of connectors, and in particular to a kind of quick coupling.
Background technology
Pipe fitting is connecting line or the part by pipeline on Hydraulic Elements in hydraulic system, is selected in different occasions The pipe fitting of different specifications is selected, such as:The pipe fitting of repeated disassembled and assembled needs to select installation and all convenient pipe fitting of dismounting, this Sample is more time saving and energy saving, while also sealing is required.Or existing pipe fitting is the quick installation and removal played, It has ignored seal request or is that seal request reaches, installation and dismounting are very inconvenient.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of convenient for disassembly and assembly and sealing quick coupling.
The technical solution that the present invention solves above-mentioned technical problem is as follows:A kind of quick coupling, including the first connector and Two connectors;First connector includes the first cylinder that one end is equipped with stepped hole, and the barrel of first cylinder is equipped with through hole, Positioning column is interspersed in the through hole, spring, the bullet are arranged on one end that the positioning column is located at outside first cylinder One end of spring is fixed on one end end that the positioning column is located at outside first cylinder, and the other end of the spring is fixed on institute On the outer wall for stating the first cylinder;Second connector includes the second cylinder that one end is equipped with joint core, and the joint core puts in institute It states in stepped hole and is bonded with the hole wall of the stepped hole, the outer wall of the joint core is equipped with blind hole, the position of the blind hole Match with the position of the through hole, and one end of the positioning column through the through hole is pluggable in the blind hole;It is described Also it is arranged with nut lock ring on the outer wall of first cylinder or the second cylinder, the nut lock ring can will be described in positioning column press-in In first cylinder, and can first cylinder and the second cylinder lock be close to and connect.
The beneficial effects of the invention are as follows:Stepped hole and joint core matching in a kind of quick coupling of the present invention, lead to simultaneously The cooperation of nut lock ring is crossed, sealing performance is on the one hand improved, is on the other hand compressed by nut lock ring or unclamp positioning column First connector and the second connector are convenient for disassembly and assembly.
Based on the above technical solutions, the present invention can also be improved as follows.
Further, annular groove is equipped on the outside of the barrel of the joint core, the first O-shaped sealing is equipped in the annular groove Circle.
Advantageous effect using above-mentioned further scheme is:The setting of first O-ring seal can strengthen the close of the present invention Feng Xing.
Further, the shape and size of the joint core and the shape and size of the stepped hole match.
Further, one end that the positioning column is located at outside first cylinder is equipped with limited block, in first cylinder Groove, the shapes and sizes of the groove and the shapes and sizes phase of the limited block are equipped on outer wall and positioned at the through hole Matching, the spring retainer is on the positioning column between the limited block and the groove.
Further, the outer diameter of first cylinder is equal with the outer diameter of second cylinder, when the joint core puts in institute When stating in stepped hole and being bonded with the hole wall of the stepped hole, first cylinder is equipped with one end and the described second circle of stepped hole One end that cylinder is equipped with joint core is also bonded, and first cylinder is equipped with one end of stepped hole and second cylinder is equipped with connector The second O-ring seal is equipped between one end of core.
Advantageous effect using above-mentioned further scheme is:The setting of second O-ring seal can strengthen the close of the present invention Feng Xing
Further, first cylinder is equipped with one end of stepped hole and the one end of second cylinder equipped with joint core is divided equally Not She You screw thread, the screw thread on first cylinder surrounds the groove, and screw thread, the /V also are provided on the limited block Screw thread on block and being threadedly engaged on first cylinder.
Further, when first cylinder is equipped with one end of stepped hole and second cylinder is equipped with one end patch of joint core During conjunction, the nut lock ring by the screw-threaded coupling between first cylinder and the second cylinder, and by the limited block It is compressed in the groove.
Description of the drawings
Fig. 1 is a kind of configuration schematic diagram of quick coupling of the present invention.
In attached drawing, parts list represented by the reference numerals is as follows:
1st, the first connector, 11, stepped hole, the 12, first cylinder, 13, through hole, 14, positioning column, 15, spring, 16, limited block, 17th, groove, the 2, second connector, 21, joint core, the 22, second cylinder, 23, blind hole, 24, annular groove, the 25, first O-ring seal, 3rd, nut lock ring, the 4, second O-ring seal, 5, screw thread.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the present invention.
As shown in Figure 1, a kind of quick coupling, including the first connector 1 and the second connector 2;First connector 1 includes one First cylinder 12 of the end equipped with stepped hole 11, the barrel of first cylinder 12 are equipped with through hole 13, intert in the through hole 13 There is positioning column 14, spring 15, the positioning column 14 are arranged on one end that the positioning column 14 is located at outside first cylinder 12 The top of one end outside first cylinder 12 is equipped with limited block 16, on the outer wall of first cylinder 12 and positioned at institute It states and groove 17 is equipped at through hole 13, the shapes and sizes of the groove 17 and the shapes and sizes of the limited block 16 match, 15 /V of spring is on the positioning column 14 between the limited block 16 and the groove 17;Second connector 2 wraps Include the second cylinder 22 that one end is equipped with joint core 21, the shape of the shape and size of the joint core 21 and the stepped hole 11 and Size matches, and the joint core 21 puts in the stepped hole 11 and is bonded with the hole wall of the stepped hole 11, the connector The outer wall of core 21 is equipped with blind hole 23, and the position of the blind hole 23 and the position of the through hole 13 match, and the positioning column 14 pass through one end of the through hole 13 pluggable in the blind hole 23;On the outer wall of first cylinder, 12 or second cylinder 22 Nut lock ring 3 is also arranged with, the limited block 16 can be compressed in the groove 17 by the nut lock ring 3, and the nut First cylinder, 12 and second cylinder 22 can be locked connection by lock ring 3.
Specifically:
Annular groove 24 is equipped on the outside of the barrel of the joint core 21, the first O-ring seal is equipped in the annular groove 24 25。
The outer diameter of first cylinder 12 is equal with the outer diameter of second cylinder 22, when the joint core 21 put in it is described When be bonded in stepped hole 11 and with the hole wall of the stepped hole 11, the one end of first cylinder 12 equipped with stepped hole 11 with it is described One end that second cylinder 22 is equipped with joint core 21 is also bonded, and first cylinder 12 is equipped with one end and described the of stepped hole 11 Two cylinders 22 are equipped with the second O-ring seal 4 between being equipped with one end of joint core 21.
One end that first cylinder 12 one end and second cylinder 22 equipped with stepped hole 11 are equipped with joint core 21 is equal It is respectively equipped with screw thread 5, the screw thread 5 on first cylinder 12 surrounds the groove 17, and spiral shell also is provided on the limited block 16 Line 5, the screw thread 5 on the limited block 16 are engaged with the screw thread 5 on first cylinder 12.
When first cylinder 12 is equipped with one end of stepped hole 11 and the one end of second cylinder 22 equipped with joint core 21 During fitting, between the nut lock ring 3 is locked at 12 and second cylinder 22 of the first cylinder by the screw thread 5, and by institute Limited block 16 is stated to be compressed in the groove 17.
In this embodiment, present invention can apply on the purification process equipment of animals and plants extract liquor, the first connector 1 Can PVC hose specifically may be employed with connecting hole, using water wisely with the both ends of the second connector 2, pipe attenuates, conveniently Dismounting.
A kind of use process of quick coupling of the present invention is:
When needing to dock the first connector 1 and the second connector 2, the joint core 21 of the second connector 2 is inserted into first first In the stepped hole 11 of connector 1, the joint core 21 of the second connector 2 is made to be bonded matching with the stepped hole 11 of the first connector 1;It then will be fixed The position pressing of column 14 is plugged in the blind hole 23 on the outer wall of joint core 21, and the first connector 1 and the second connector 2 is made to lock positioning;Most Nut lock ring 3 is threaded between the first connector 1 and the second connector 2 afterwards, the first connector 1 is made to be locked with the second connector 2, while will be fixed Position column 14, which is compressed in blind hole 23, not to be popped up, and such first connector, 1 and second connector 2 is connected to regard to locking, and sealing effect is good, It is firm to connect.When needing to disassemble the first connector 1 and the second connector 2, first by nut lock ring 3 from the first connector 1 and It is unscrewed between two connectors 2, in the moment that nut lock ring 3 is unscrewed, positioning column 14 pops up under the action of spring 15 from blind hole 23, Such first connector, 1 and second connector 2, which can be dismantled, to be separated.It in summary it can be seen, a kind of quick coupling sealing of the present invention Property it is good and convenient for disassembly and assembly.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and Within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention.

Claims (7)

1. a kind of quick coupling, it is characterised in that:Including the first connector (1) and the second connector (2);First connector (1) The first cylinder (12) of stepped hole (11) is equipped with including one end, the barrel of first cylinder (12) is equipped with through hole (13), institute It states and positioning column (14) is interspersed in through hole (13), the positioning column (14), which is located on the one end of first cylinder (12) outside, to be arranged There is spring (15), one end of the spring (15) is fixed on the positioning column (14) and is located at the one end of first cylinder (12) outside End, the other end of the spring (15) are fixed on the outer wall of first cylinder (12);Second connector (2) includes one Second cylinder (22) of the end equipped with joint core (21), the joint core (21) put in the stepped hole (11) and with the step The hole wall fitting in hole (11), the outer wall of the joint core (21) are equipped with blind hole (23), the position of the blind hole (23) with it is described The position of through hole (13) matches, and one end of the positioning column (14) through the through hole (13) is pluggable in the blind hole (23) in;Nut lock ring (3), the nut lock ring are also arranged on the outer wall of first cylinder (12) or the second cylinder (22) (3) positioning column (14) can be pressed into first cylinder (12), and by first cylinder (12) and the second cylinder (22) locking connection.
2. a kind of quick coupling according to claim 1, it is characterised in that:On on the outside of the barrel of the joint core (21) Equipped with annular groove (24), the first O-ring seal (25) is equipped in the annular groove (24).
3. a kind of quick coupling according to claim 1 or 2, it is characterised in that:The shape of the joint core (21) and Size and the shape and size of the stepped hole (11) match.
4. a kind of quick coupling according to claim 1 or 2, it is characterised in that:The positioning column (14) is located at described The one end of first cylinder (12) outside is equipped with limited block (16), on the outer wall of first cylinder (12) and positioned at the through hole (13) groove (17), the shapes and sizes of the groove (17) and the shapes and sizes phase of the limited block (16) are equipped at Match somebody with somebody, spring (15) /V is on the positioning column (14) between the limited block (16) and the groove (17).
5. a kind of quick coupling according to claim 4, it is characterised in that:The outer diameter of first cylinder (12) and institute It is equal to state the outer diameter of the second cylinder (22), when the joint core (21) put in the stepped hole (11) and with the stepped hole (11) when hole wall is bonded, the one end of first cylinder (12) equipped with stepped hole (11) is equipped with second cylinder (22) to be connect One end of head core (21) is also bonded, and first cylinder (12) is equipped with one end of stepped hole (11) and second cylinder (22) The second O-ring seal (4) is equipped between one end equipped with joint core (21).
6. a kind of quick coupling according to claim 5, it is characterised in that:First cylinder (12) is equipped with stepped hole (11) one end that one end is equipped with joint core (21) with second cylinder (22) is respectively equipped with screw thread (5), first circle Screw thread (5) on cylinder (12) surrounds the groove (17), and screw thread (5), the limited block also are provided on the limited block (16) (16) screw thread (5) on is engaged with the screw thread (5) on first cylinder (12).
7. a kind of quick coupling according to claim 6, it is characterised in that:When first cylinder (12) is equipped with step When the one end in hole (11) is bonded with the one end of second cylinder (22) equipped with joint core (21), the nut lock ring (3) passes through The screw thread (5) is locked between first cylinder (12) and the second cylinder (22), and the limited block (16) is compressed on In the groove (17).
CN201810088365.2A 2018-01-30 2018-01-30 A kind of quick coupling Pending CN108105504A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810088365.2A CN108105504A (en) 2018-01-30 2018-01-30 A kind of quick coupling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810088365.2A CN108105504A (en) 2018-01-30 2018-01-30 A kind of quick coupling

Publications (1)

Publication Number Publication Date
CN108105504A true CN108105504A (en) 2018-06-01

Family

ID=62220597

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810088365.2A Pending CN108105504A (en) 2018-01-30 2018-01-30 A kind of quick coupling

Country Status (1)

Country Link
CN (1) CN108105504A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109058628A (en) * 2018-07-26 2018-12-21 合肥三伍机械有限公司 A kind of clamping apparatus for burner
CN109668000A (en) * 2019-02-25 2019-04-23 济南顾邦信息科技有限公司 A kind of new-energy automobile intelligence liquid-leakage preventing cooling line quick connector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109058628A (en) * 2018-07-26 2018-12-21 合肥三伍机械有限公司 A kind of clamping apparatus for burner
CN109668000A (en) * 2019-02-25 2019-04-23 济南顾邦信息科技有限公司 A kind of new-energy automobile intelligence liquid-leakage preventing cooling line quick connector

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