CN214662806U - Reliable quick-operation joint - Google Patents
Reliable quick-operation joint Download PDFInfo
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- CN214662806U CN214662806U CN202120565932.6U CN202120565932U CN214662806U CN 214662806 U CN214662806 U CN 214662806U CN 202120565932 U CN202120565932 U CN 202120565932U CN 214662806 U CN214662806 U CN 214662806U
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- valve core
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- male
- male joint
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Abstract
The utility model provides a reliable quick joint, which comprises a male joint and a female joint, wherein the male joint comprises a male joint body, a male joint sleeve, a connecting sleeve, a valve core seat and a male joint valve core; the female joint comprises a female joint body, a female joint sleeve, a female joint valve core and a female joint spring, and a connecting groove is formed in the outer wall of the female joint sleeve; when the male joint is in butt joint with the female joint, the head of the female joint sleeve is inserted into the head of the male joint sleeve and jacks the valve core sleeve, the male joint valve core and the female joint valve core are in butt joint to enable the male joint and the female joint to be communicated, and the locking steel balls are clamped into the connecting grooves of the female joint sleeve by the connecting sleeve to enable the male joint and the female joint to be connected. The male connector valve core is connected with the valve core seat through the circular valve seat formed by encircling the two semicircular seat bodies, so that the male connector valve core is reliable in fixation and reduces the processing difficulty.
Description
Technical Field
The utility model relates to a quick-operation joint technical field especially relates to a reliable quick-operation joint.
Background
The quick connector can be quickly inserted and pulled out, is sealed in a one-way mode, and has a non-return function, so that the quick connector is widely applied to the fields of petroleum, chemical engineering, metallurgy, hydropower, engineering machinery, ships, electromechanical equipment and the like. The valve core of the existing quick joint is fixed on the valve core seat in a threaded connection mode, and the valve core is easy to loosen after long-term use, so that the performance of the quick joint is influenced. In addition, the valve core is in threaded connection with the valve core seat, the required precision is high, and therefore the processing difficulty is improved.
Disclosure of Invention
An object of the utility model is to provide a reliable quick-operation joint, it can solve the technical problem who mentions in the background art.
In order to achieve the above purpose, the technical solution of the present invention is as follows: a reliable quick joint comprises a male joint and a female joint, wherein the male joint comprises a male joint body, a male joint sleeve, a connecting sleeve, a valve core seat and a male joint valve core, the male joint body is connected with the male joint sleeve, the valve core seat is fixed in the male joint sleeve, the valve core sleeve is movably arranged in the male joint sleeve, a male joint spring is arranged between the valve core seat and the male joint sleeve, the male joint valve core is arranged in the valve core sleeve, a channel is formed between the male joint valve core and the valve core sleeve, the tail part of the male joint valve core is connected with the valve core seat through a round valve seat, the round valve seat is formed by two semicircular seat bodies in an encircling mode, a through hole is axially formed in at least one of the semicircular seat bodies, the head part of the male joint valve core can be in sealing contact with the valve core sleeve, a plurality of locking steel balls are arranged in a hollowed-out mode on the head part of the male joint sleeve, and the connecting sleeve is arranged outside the male joint sleeve in a sliding mode, a connecting spring is arranged between the connecting sleeve and the male joint sleeve;
the female joint comprises a female joint body, a female joint sleeve, a female joint valve core and a female joint spring, the female joint body is connected with the female joint sleeve, the female joint valve core is movably arranged in the female joint sleeve, the female joint spring is supported between the female joint body and the female joint valve core, the head of the female joint valve core can be in sealing contact with the head of the female joint sleeve, and a connecting groove is formed in the outer wall of the female joint sleeve;
when the male joint is in butt joint with the female joint, the head of the female joint sleeve is inserted into the head of the male joint sleeve and jacks the valve core sleeve, the male joint valve core and the female joint valve core are in butt joint connection to enable the male joint and the female joint to be communicated, and the connecting sleeve enables the locking steel ball to be clamped into the connecting groove of the female joint sleeve to enable the male joint and the female joint to be connected.
Preferably, a circle of clamping groove is formed outside the tail portion of the male connector valve core, the inner ring of the circular valve seat is embraced in the clamping groove, and the outer ring of the circular valve seat is clamped between the male connector body and the valve core seat.
Preferably, a valve core seat shaft shoulder is arranged outside the tail part of the valve core seat, the valve core seat shaft shoulder is clamped between the male joint body and the male joint sleeve to be fixed, and a first sealing ring is arranged between the tail part of the valve core seat and the male joint body.
Preferably, the valve core sleeve comprises a valve core inner sleeve and a valve core outer sleeve, the valve core inner sleeve is slidably arranged in the head of the valve core base, the valve core outer sleeve is slidably arranged outside the head of the valve core base and the valve core inner sleeve, the male joint spring comprises a male joint inner spring and a male joint outer spring, the male joint inner spring is arranged between the valve core inner sleeve and the valve core base, the male joint outer spring is arranged between the valve core outer sleeve and the valve core base, the head of the female joint sleeve is inserted into the head of the male joint sleeve and jacks the valve core outer sleeve, and the female joint sleeve jacks the valve core outer sleeve after jacking a distance from the valve core outer sleeve.
Preferably, a second sealing ring is arranged between the valve core inner sleeve and the valve core seat, and a third sealing ring is arranged between the valve core inner sleeve and the female joint sleeve.
Preferably, a limiting steel ball located outside one end of the connecting sleeve is arranged outside the male joint sleeve, a limiting groove opposite to the limiting steel ball is arranged at one end of the connecting sleeve, and the limiting steel ball is in sliding connection with the limiting groove.
Preferably, a limiting retainer ring positioned at the other end of the connecting sleeve is arranged outside the male joint sleeve.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a male joint valve core is through embracing the circle disk seat that forms by two semi-circular pedestals and linking to each other with the valve core case, and is not only fixed reliable, has reduced the processing degree of difficulty moreover.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the male joint of the present invention.
Fig. 3 is a schematic structural view of the female joint of the present invention.
Fig. 4 is a schematic structural diagram of the circular valve seat of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the present invention provides a reliable quick coupling, which comprises a male coupling and a female coupling, wherein the male coupling comprises a male coupling body 1, a male coupling sleeve 2, a connecting sleeve 3, a valve core sleeve, a valve core seat 4 and a male coupling valve core 5, the male coupling body 1 is connected to the male coupling sleeve 2, the valve core seat 4 is fixed in the male coupling sleeve 2, the valve core sleeve 3 is movably arranged in the male coupling sleeve 2 and is provided with a male coupling spring between the valve core seat 4, the male coupling valve core 6 is arranged in the valve core sleeve and is formed with a channel between the valve core sleeve, the tail of the male coupling valve core 6 is connected to the valve core seat 4 through a circular valve seat, the circular valve seat is formed by two semicircular seat bodies 6, at least one of the semicircular seat bodies 6 is axially provided with a through hole 7, and the head of the male coupling valve core 5 can be in sealing contact with the valve core sleeve, the head of the male joint sleeve 2 is hollowed to form a plurality of locking steel balls 8, the connecting sleeve 3 is slidably arranged outside the male joint sleeve 2, and a connecting spring 9 is arranged between the connecting sleeve 3 and the male joint sleeve 2;
the female joint comprises a female joint body 10, a female joint sleeve 11, a female joint valve element 12 and a female joint spring 13, the female joint body 10 is connected with the female joint sleeve 11, the female joint valve element 12 is movably arranged in the female joint sleeve 11, the female joint spring 13 is supported between the female joint body and the female joint valve element 12, the head of the female joint valve element 12 can be in sealing contact with the head of the female joint sleeve 11, and a connecting groove 14 is formed in the outer wall of the female joint sleeve 11;
when the male joint is in butt joint with the female joint, the head of the female joint sleeve 11 is inserted into the head of the male joint sleeve 2 and jacks the valve core sleeve, the male joint valve core 5 and the female joint valve core 12 are connected in a colliding mode to enable the male joint and the female joint to be communicated, and the connecting sleeve 3 enables the locking steel ball 8 to be clamped into the connecting groove 14 of the female joint sleeve to enable the male joint and the female joint to be connected.
The utility model discloses when using, with the butt joint of male joint and female joint, stir adapter sleeve 3 earlier, make the adapter sleeve not press on locking steel ball 8, then the head of female joint cover 11 inserts in the head of male joint cover 2, thereby female joint cover backs down the case cover and opens the male joint, the male joint spring is compressed, and simultaneously, male joint case 5 and female joint case 12 clash, thereby female joint is opened in female joint cover 11 to female joint case 12 compression female joint spring 13 back movement, realize the fluid coupling of male joint and female joint, then loosen adapter sleeve 3, the adapter sleeve resets and pushes down locking steel ball 8 under the effect of coupling spring 9, locking steel ball locking realizes male joint and female joint mechanical connection in female joint cover's spread groove 14. The utility model discloses when the disconnection, stir adapter sleeve 3 once more, make the adapter sleeve not press on locking steel ball 8, the locking steel ball no longer locks in the spread groove 14 of female joint cover 11, then makes male joint cover 2 break away from with female joint cover 11 mutually, and case cover and female joint valve core 12 receive male joint spring and female joint spring 13's effort, closed passage, disconnection respectively.
Preferably, a circle of clamping groove is formed in the outer portion of the tail portion of the male connector valve core 5, the inner ring of the circular valve seat is encircled in the clamping groove, the outer ring of the circular valve seat is clamped between the male connector body 1 and the valve core seat 4, and the male connector valve core is simple in structure and convenient to process and install.
Preferably, a valve core seat shaft shoulder 15 is arranged outside the tail part of the valve core seat 4, the valve core seat shaft shoulder is clamped between the male joint body 1 and the male joint sleeve 2 for fixing, the installation is convenient, and a first sealing ring 16 is arranged between the tail part of the valve core seat 4 and the male joint body 1, so that the sealing effect is good.
Preferably, the valve core sleeve comprises a valve core inner sleeve 17 and a valve core outer sleeve 18, the valve core inner sleeve 17 is slidably arranged in the head of the valve core seat 4, the valve core outer sleeve 18 is slidably arranged outside the head of the valve core seat 4 and the valve core inner sleeve 18, the male joint spring comprises a male joint inner spring 19 and a male joint outer spring 20, the male joint inner spring 19 is arranged between the valve core inner sleeve 17 and the valve core seat 4, the male joint outer spring 20 is arranged between the valve core outer sleeve 18 and the valve core seat 4, the head of the female joint sleeve 11 is inserted into the head of the male joint sleeve 2 and jacks the valve core outer sleeve 18, and the female joint sleeve 11 jacks the valve core outer sleeve 17 through the valve core outer sleeve 18 after jacking a distance. When the female joint is in butt joint with the male joint, the female joint sleeve 11 firstly backs up the valve core outer sleeve 18 and then is sleeved outside the valve core inner sleeve 17, and then the valve core inner sleeve 17 is backed up under the driving of the valve core outer sleeve 18, so that leakage is avoided.
Preferably, a second sealing ring 21 is arranged between the valve core inner sleeve 17 and the valve core seat 4, and a third sealing ring 22 is arranged between the valve core inner sleeve 17 and the female joint sleeve 11, so that the sealing effect is good.
Preferably, a limiting steel ball 23 located outside one end of the connecting sleeve 3 is arranged outside the male joint sleeve 2, a limiting groove 24 opposite to the limiting steel ball is arranged at one end of the connecting sleeve 3, the limiting steel ball 23 is in sliding connection with the limiting groove 24, a limiting retainer ring 25 located at the other end of the connecting sleeve 3 is arranged outside the male joint sleeve 2, and the stroke of the connecting sleeve 3 is limited through the mutual matching of the limiting steel ball 23 and the limiting retainer ring 25.
While the embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, but is capable of being applied in all kinds of fields adapted to the invention, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the details shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. A reliable quick-operation joint, includes male joint and female joint, its characterized in that:
the male joint comprises a male joint body, a male joint sleeve, a connecting sleeve, a valve core seat and a male joint valve core, the male joint body is connected with the male joint sleeve, the valve core seat is fixed in the male joint sleeve, the valve core sleeve is movably arranged in the male joint sleeve, a male joint spring is arranged between the valve core sleeve and the valve core seat, the male joint valve core is arranged in the valve core sleeve, a channel is formed between the male joint valve core and the valve core sleeve, the tail part of the male joint valve core is connected with the valve core seat through a round valve seat, the circular valve seat is formed by encircling two semicircular seat bodies, at least one semicircular seat body is axially provided with a through hole, the head of the male joint valve core can be in sealing contact with the valve core sleeve, a plurality of locking steel balls are hollowed out at the head of the male joint sleeve, the connecting sleeve is arranged outside the male joint sleeve in a sliding manner, and a connecting spring is arranged between the connecting sleeve and the male joint sleeve;
the female joint comprises a female joint body, a female joint sleeve, a female joint valve core and a female joint spring, the female joint body is connected with the female joint sleeve, the female joint valve core is movably arranged in the female joint sleeve, the female joint spring is supported between the female joint body and the female joint valve core, the head of the female joint valve core can be in sealing contact with the head of the female joint sleeve, and a connecting groove is formed in the outer wall of the female joint sleeve;
when the male joint is in butt joint with the female joint, the head of the female joint sleeve is inserted into the head of the male joint sleeve and jacks the valve core sleeve, the male joint valve core and the female joint valve core are in butt joint connection to enable the male joint and the female joint to be communicated, and the connecting sleeve enables the locking steel ball to be clamped into the connecting groove of the female joint sleeve to enable the male joint and the female joint to be connected.
2. The positive quick connector of claim 1, wherein: the tail of the male connector valve core is externally provided with a circle of clamping grooves, the inner ring of the round valve seat is embraced in the clamping grooves, and the outer ring of the round valve seat is clamped between the male connector body and the valve core seat.
3. The secure quick connector of claim 1 or 2, wherein: and a valve core seat shaft shoulder is arranged outside the tail part of the valve core seat, is clamped between the male joint body and the male joint sleeve and is fixed, and a first sealing ring is arranged between the tail part of the valve core seat and the male joint body.
4. The secure quick connector of claim 1 or 2, wherein: the valve core sleeve comprises a valve core inner sleeve and a valve core outer sleeve, the valve core inner sleeve is arranged in the head of the valve core base in a sliding mode, the valve core outer sleeve is arranged outside the head of the valve core base and the valve core inner sleeve in a sliding mode, the male joint spring comprises a male joint inner spring and a male joint outer spring, the male joint inner spring is arranged between the valve core inner sleeve and the valve core base, the male joint outer spring is arranged between the valve core outer sleeve and the valve core base, the head of the female joint sleeve is inserted into the head of the male joint sleeve and jacks the valve core outer sleeve, and the female joint sleeve jacks the valve core outer sleeve after jacking a distance from the valve core outer sleeve.
5. The positive quick connector of claim 4, wherein: and a second sealing ring is arranged between the valve core inner sleeve and the valve core base, and a third sealing ring is arranged between the valve core inner sleeve and the female joint sleeve.
6. The secure quick connector of claim 1 or 2, wherein: the male joint sleeve is externally provided with a limiting steel ball which is positioned outside one end of the connecting sleeve, one end of the connecting sleeve is provided with a limiting groove opposite to the limiting steel ball, and the limiting steel ball is in sliding connection with the limiting groove.
7. The positive quick connector of claim 6, wherein: and a limiting check ring positioned at the other end of the connecting sleeve is arranged outside the male joint sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565932.6U CN214662806U (en) | 2021-03-19 | 2021-03-19 | Reliable quick-operation joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565932.6U CN214662806U (en) | 2021-03-19 | 2021-03-19 | Reliable quick-operation joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214662806U true CN214662806U (en) | 2021-11-09 |
Family
ID=78454248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120565932.6U Active CN214662806U (en) | 2021-03-19 | 2021-03-19 | Reliable quick-operation joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214662806U (en) |
-
2021
- 2021-03-19 CN CN202120565932.6U patent/CN214662806U/en active Active
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| GR01 | Patent grant |