CN108386639B - Novel hydraulic quick connector - Google Patents
Novel hydraulic quick connector Download PDFInfo
- Publication number
- CN108386639B CN108386639B CN201810403211.8A CN201810403211A CN108386639B CN 108386639 B CN108386639 B CN 108386639B CN 201810403211 A CN201810403211 A CN 201810403211A CN 108386639 B CN108386639 B CN 108386639B
- Authority
- CN
- China
- Prior art keywords
- plug
- shell
- wall
- valve core
- casing
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000005538 encapsulation Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F16L37/36—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 lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal
-
- 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 relates to the field of industrial joints, in particular to a novel hydraulic quick joint. The utility model provides a novel hydraulic pressure quick-operation joint, includes male joint and female joint, the male joint includes the plug, the anterior outer wall of plug is equipped with the retaining groove, plug rear portion cover is equipped with the plug connector body, be equipped with the plug valve barrel on the plug connector body inner wall, be equipped with the plug case in the plug valve barrel, be equipped with the through-hole on the anterior outer wall of plug case, be equipped with the plug case spring between plug valve barrel and the plug connector body, the female joint includes casing and overcoat, the protruding circle that forms of casing middle part inner wall to the central direction is equipped with the casing case on the protruding circle, be equipped with the casing valve barrel between casing case and the casing, be equipped with the casing valve barrel spring between casing valve barrel and the protruding circle, the sunken steel ball that is equipped with in casing front portion, steel ball and overcoat connection. The invention has the advantages that: the notch on the shell valve sleeve is provided with a sealing element for enhancing sealing, the sealing element is not easy to fall off, and the replacement cost of the sealing element or the shell valve sleeve is low.
Description
Technical Field
The invention relates to the field of industrial joints, in particular to a novel hydraulic quick joint.
Background
The quick connector comprises a hydraulic quick connector and various fluid quick connectors, and is a special device for quickly connecting or disconnecting a pipeline to realize quick disassembly. Because it can be quickly plugged in and out, it can be used in the fields of building, railway, industrial and mining hydraulic machine, petroleum, metallurgy, water and electricity, ship and electromechanical equipment, etc.. The quick connector connecting structure is the most important part of the quick connector, and the connection mode and the structure of the quick connector directly determine the convenience, the reliability and the product quality of the quick connector. The quick connector consists of a socket and a plug, wherein the conventional quick connector is connected by uniformly distributing a group of steel balls on the circumference of a socket body, and the radial position of the circle center of the uniformly distributed steel balls on the circumference of the socket body is changed by moving an outer sleeve lock to realize locking or withdrawing the plug. When the plug is required to be inserted into the socket, the outer sleeve is pushed to push the plug into the socket, the outer sleeve is loosened after the plug is inserted, the outer sleeve is restored to the original position through the internal spring to lock the plug, the pipeline is disconnected, the valve core of the common shell is of a movable structure, the abrasion and replacement cost is high, and the use effect and the use safety of the quick connector are affected.
Disclosure of Invention
The invention provides a novel hydraulic quick connector for solving the technical problem that the movable structure of a valve core is high in abrasion and replacement cost.
The technical scheme of the invention is as follows:
The utility model provides a novel hydraulic pressure quick-operation joint, includes male joint and female joint, the male joint includes the plug, the anterior outer wall of plug is equipped with the retaining groove, plug rear portion cover is equipped with the plug connector body, be equipped with the plug valve barrel on the plug connector body inner wall, be equipped with the plug case in the plug valve barrel, be equipped with the through-hole on the anterior outer wall of plug case, be equipped with the plug case spring between plug valve barrel and the plug connector body, the female joint includes casing and overcoat, the protruding circle that forms of casing middle part inner wall to the central direction is equipped with the casing case on the protruding circle, be equipped with the casing valve barrel between casing case and the casing, be equipped with the casing valve barrel spring between casing valve barrel and the protruding circle, the sunken steel ball that is equipped with in casing front portion, steel ball and overcoat connection.
And an O-shaped ring of the plug connector body is arranged between the plug and the plug connector body.
And a plug valve core sealing gasket is sleeved between the plug valve sleeve and the plug valve core.
And a shell retainer ring is arranged on the outer wall of the front part of the shell.
The middle part of the inner wall of the shell is protruded towards the center direction to form a convex ring, and a shell valve sleeve spring is arranged between the front side of the convex ring and the rear side of the shell valve sleeve.
A gap is arranged on the contact surface of the shell valve sleeve and the shell, and a shell O-shaped ring and a shell plastic king are arranged at the gap.
By using the technical scheme of the invention, the structure is novel, the design is ingenious, the plug is inserted, the shell valve core is fixed, the notch on the outer wall of the shell valve core is in a right angle shape, the rear part is smooth, the notch is blocked by the shell valve sleeve, the notch on the shell valve sleeve is provided with a sealing element for strengthening sealing, the sealing element or the shell valve sleeve is not easy to fall off, the replacement cost is low, the through hole B is convenient, the outer wall of the front part of the shell valve core is extruded to enable the plug valve core to be far away from the seal, the through hole A and the through hole B are opened, the connection is convenient and fast, the strength is high, the safety and the reliability are realized, the working pressure can reach 70MPa, the high temperature resistance can reach-40 ℃ to 200 ℃, and the plugging and unplugging times can reach 50 ten thousands times.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the female joint of the present invention;
FIG. 3 is a schematic view of the structure of the male connector of the present invention;
Fig. 4 is a schematic view of the structure of the housing valve sleeve 7 of the present invention;
fig. 5 is a schematic view of a partial cross-section of the housing valve sleeve 7 of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Examples
The novel hydraulic quick connector shown in figures 1 and 2 comprises a male connector and a female connector, wherein the male connector comprises a plug 2, a retaining groove is formed in the outer wall of the front part of the plug 2, a plug connector body 8 is sleeved on the rear part of the plug 2, a plug valve sleeve 5 is arranged on the inner wall of the plug connector body 8, a plug valve core 4 is arranged in the plug valve sleeve 5, a through hole is formed in the outer wall of the front part of the plug valve core 4, a plug valve core spring 9 is arranged between the plug valve core 4 and the plug connector body 8, the female connector comprises a shell 1 and a jacket 3, a convex ring 18 is formed by protruding the inner wall of the middle part of the shell 1 towards the central direction, a shell valve core 6 is arranged on the convex ring 18, a shell valve sleeve 7 is arranged between the shell valve core 6 and the shell 1, a shell valve sleeve spring 16 is arranged between the shell valve sleeve 7 and the convex ring 18, the inner wall defect of the rear part of the shell valve sleeve 7 is convenient to accommodate, a steel ball 13 is arranged in the concave front part of the shell 1, and the steel ball 13 is connected with the jacket 3.
A plug connector body O-shaped ring 10 is arranged between the plug 2 and the plug connector body 8.
A plug valve core sealing gasket 11 and a sealing function are sleeved between the plug valve sleeve 5 and the plug valve core 4.
The outer wall of the front part of the shell is provided with a shell retainer ring 12.
The middle part of the inner wall of the shell 1 protrudes towards the center to form a convex ring 18, the convex ring 18 fixes the shell valve core 6 through threads, and a shell valve sleeve spring 16 is arranged between the front side of the convex ring 18 and the rear side of the shell valve sleeve 7.
The contact surface of the shell valve sleeve 7 and the shell 1 is provided with a notch, and the notch is provided with a shell O-shaped ring 15 and a shell plastic king 17.
The end face of the shell valve sleeve 7 is provided with a notch, a through hole is formed from the notch to the outer wall, the notch is provided with a sealing element, the sealing element is provided with a convex part which is clamped on the through hole, and the sealing element is subjected to oiling encapsulation treatment.
When the plug 2 is used, the plug valve core 6 is fixed, the notch on the outer wall of the plug valve core 6 is in a right angle shape, the rear part is smooth, the notch is blocked by the shell valve sleeve 7, a sealing piece is arranged on the notch on the shell valve sleeve 7 to strengthen sealing, the plug valve core is not easy to fall off, the through hole B20 is just arranged on the outer wall of the front part of the plug valve core 6, the plug valve core 4 is extruded to be far away from sealing, the through hole A19 and the through hole B20 are opened, the retaining groove is locked by the steel ball 13, the flow passage is smooth, and the flow passage is opened.
It should be understood that the foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the technical solutions of the present invention, and it should be understood that the foregoing may be added, substituted, altered or modified within the spirit and principle of the present invention by those skilled in the art, and all such added, substituted, altered or modified embodiments fall within the scope of the appended claims.
Claims (4)
1. The utility model provides a novel hydraulic pressure quick-operation joint, includes male joint and female joint, its characterized in that: the male connector comprises a plug (2), the outer wall of the front part of the plug (2) is provided with a retaining groove, the rear part of the plug (2) is sleeved with a plug connector body (8), a plug valve sleeve (5) is arranged on the inner wall of the plug connector body (8), a plug valve core (4) is arranged in the plug valve sleeve (5), a through hole is arranged on the outer wall of the front part of the plug valve core (4), a plug valve core spring (9) is arranged between the plug valve core (4) and the plug connector body (8), the female connector comprises a shell (1) and an outer sleeve (3), the inner wall of the middle part of the shell (1) protrudes towards the center direction to form a convex ring (18), a convex ring (18) is arranged on the inner wall of the middle part of the convex ring (18), a shell valve core (6) is arranged on the convex ring (18), a shell valve sleeve (7) is arranged between the shell valve core (6) and the shell (1), a shell valve sleeve (7) is arranged between the shell valve sleeve (7) and the shell (1), a shell spring (16) is arranged between the shell valve sleeve (7) and the shell (1), a notch O is arranged on the shell (17) and is arranged on the shell (1), the end face of the shell valve sleeve (7) is provided with a notch, the notch penetrates through a through hole from the notch to the outer wall, the notch is provided with a sealing piece, the sealing piece is provided with a convex part which is clamped on the through hole, the sealing piece is subjected to oiling encapsulation, the notch on the outer wall of the shell valve core (6) is in a right-angle shape, the rear part of the sealing piece is smooth, the notch is blocked by the shell valve sleeve (7), the through hole B (20) is just arranged on the outer wall of the front part of the shell valve core (6), the plug valve core (4) is extruded to be away from the seal, and the through hole A (19) and the through hole B (20) are opened.
2. A novel hydraulic quick connector according to claim 1, characterized in that: a plug connector body O-shaped ring (10) is arranged between the plug (2) and the plug connector body (8).
3. A novel hydraulic quick connector according to claim 1, characterized in that: a plug valve core sealing gasket (11) is sleeved between the plug valve sleeve (5) and the plug valve core (4).
4. A novel hydraulic quick connector according to claim 1, characterized in that: the outer wall of the front part of the shell (1) is provided with a shell retainer ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403211.8A CN108386639B (en) | 2018-04-28 | 2018-04-28 | Novel hydraulic quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403211.8A CN108386639B (en) | 2018-04-28 | 2018-04-28 | Novel hydraulic quick connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108386639A CN108386639A (en) | 2018-08-10 |
| CN108386639B true CN108386639B (en) | 2024-05-21 |
Family
ID=63066343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810403211.8A Active CN108386639B (en) | 2018-04-28 | 2018-04-28 | Novel hydraulic quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108386639B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701406A (en) * | 2019-09-30 | 2020-01-17 | 浙江松乔气动液压有限公司 | Novel quick connector |
| CN110925512A (en) * | 2019-09-30 | 2020-03-27 | 浙江松乔气动液压有限公司 | Quick coupling |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05141579A (en) * | 1991-11-18 | 1993-06-08 | Saapasu Kogyo Kk | Liquid drip preventing pipe joint |
| CN203215163U (en) * | 2013-04-15 | 2013-09-25 | 江西艾克实业有限公司 | High-flow-capacity pneumatic quick connector |
| CN203963346U (en) * | 2014-05-14 | 2014-11-26 | 江西艾克实业有限公司 | A kind of portable type Quick push/pull joint |
| CN204328305U (en) * | 2014-12-19 | 2015-05-13 | 浙江松乔气动液压有限公司 | Rapid pipe joint |
| CN208365033U (en) * | 2018-04-28 | 2019-01-11 | 浙江松乔气动液压有限公司 | A kind of novel hydraulic quick connector |
-
2018
- 2018-04-28 CN CN201810403211.8A patent/CN108386639B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05141579A (en) * | 1991-11-18 | 1993-06-08 | Saapasu Kogyo Kk | Liquid drip preventing pipe joint |
| CN203215163U (en) * | 2013-04-15 | 2013-09-25 | 江西艾克实业有限公司 | High-flow-capacity pneumatic quick connector |
| CN203963346U (en) * | 2014-05-14 | 2014-11-26 | 江西艾克实业有限公司 | A kind of portable type Quick push/pull joint |
| CN204328305U (en) * | 2014-12-19 | 2015-05-13 | 浙江松乔气动液压有限公司 | Rapid pipe joint |
| CN208365033U (en) * | 2018-04-28 | 2019-01-11 | 浙江松乔气动液压有限公司 | A kind of novel hydraulic quick connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108386639A (en) | 2018-08-10 |
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| 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 |