CN111120753A - Plug-pull mechanism convenient to operate by one hand under high pressure - Google Patents
Plug-pull mechanism convenient to operate by one hand under high pressure Download PDFInfo
- Publication number
- CN111120753A CN111120753A CN202010134925.0A CN202010134925A CN111120753A CN 111120753 A CN111120753 A CN 111120753A CN 202010134925 A CN202010134925 A CN 202010134925A CN 111120753 A CN111120753 A CN 111120753A
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- China
- Prior art keywords
- shell
- valve core
- plug
- housing
- wall
- 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
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000009471 action Effects 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/22—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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/30—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
- F16L37/32—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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a plug mechanism convenient to operate by one hand under high pressure, which comprises a shell, an outer ring, a plug, a shell joint body and a sealing device, wherein the plug is in sliding connection with an inner cavity of the shell, the shell is in threaded connection with the shell joint body, a shell lining, a shell valve core sleeve and a shell valve core are arranged in the inner cavity of the shell, two steps are arranged on the inner wall of the shell, the shell valve core sleeve is arranged between a first step and a port of the shell joint body, an open sliding space of the shell lining is formed between the outer wall of the shell valve core sleeve and a second step, the shell lining is connected with the shell valve core sleeve through a lining spring, and the shell valve core is in sliding connection with. This quick-operation joint is through increasing bush and case cover, to the precision design of seal structure, each accessory all cooperates closely when plug and casing are connected, even in the environment of high-pressure liquid, the condition that the seal structure also can not appear inefficacy because of the pressure height.
Description
Technical Field
The invention relates to the technical field of pipe joints, in particular to a plugging mechanism convenient to operate by one hand under high pressure.
Background
The coupling structure mainly includes female socket and male plug, realize the meet soon through pegging graft of male plug and female socket, current fast speed joint is because it is big to need the flow, the quick-operation joint reaction rate that the reaction sensitivity was used than hydraulic pressure is fast, so case design simple structure, can't bear a bit higher pressure, and the pressure of liquid in the pipeline is bigger for a bit in the real life, can't satisfy this requirement, simultaneously because the not enough of technique, can't accomplish one-hand operation, in operation process, bring very inconvenience for the user.
Chinese patent publication No. CN 207229982U discloses a quick connect-disconnect pipe joint, which comprises a joint female head, the male joint, suit movable sleeve on the female joint of joint, the female joint of joint includes female head body and grafting outer tube, the joint portion of female head body and grafting outer tube sets up boss portion, the movable sleeve sets up the structure that is located grafting outer tube outer lane position, the movable sleeve inner wall sets up spacing boss, grafting outer tube inner wall sets up a plurality of steel balls of arranging according to the clearance along grafting outer tube inner wall a week, suit coil spring on the grafting outer tube, coil spring one end supports and leans on boss portion, the coil spring other end supports and leans on spacing boss, the male joint of joint includes male head body and grafting inner tube, set up the recess of arranging along grafting inner tube outer wall a week on the grafting inner tube outer wall, when the female joint of joint is connected with the male joint, the steel ball sets up to the structure that can clamp in the. The whole pluggable pipe joint has the problem of inconvenient plugging operation.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a plugging mechanism which is convenient to operate by one hand under high pressure.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a make things convenient for plug mechanism of one-hand operation under high pressure, which comprises a housin, the outer lane, the plug, casing joint body and sealing device, the inner chamber sliding connection of plug and casing, casing and casing joint body threaded connection, be equipped with the casing bush in the inner chamber of casing, casing case cover and casing case, be equipped with the two-stage step on the inner wall of casing, casing case cover is installed between the port of first-stage step and casing joint body, form the open sliding space of casing bush between the outer wall of casing case cover and the second stage step, the casing bush passes through bush spring coupling with casing case cover, casing case and casing case cover sliding connection.
Further, the inner wall of the shell bushing is connected with the outer wall of the shell valve core sleeve in a sliding mode and is limited through an inner step of the shell bushing;
the outer wall of the shell bushing corresponds to the shape of the second step of the shell and is respectively connected with the upper step surface and the lower step surface of the second step in a sliding manner and is limited by the second step.
Furthermore, a sealing gasket is arranged between the valve core sleeve of the shell and the port of the joint body of the shell.
Further, the shell valve core is connected with the inner circular table of the shell connector body through a shell valve core spring, and the shell valve core and the sealing gasket form sealing under the action of the shell valve core spring.
Furthermore, an O-shaped ring and a PTFE gasket are arranged between the valve core sleeve of the shell and the port of the joint body of the shell.
Further, the shell is provided with steel ball holes and steel balls which are uniformly distributed, and when the outer wall of the shell lining is limited by the second-stage step of the shell, the outer wall of one end of the shell lining is in limited connection with the steel balls; the outer wall of the plug is provided with a groove, and after the plug is inserted into the shell for connection, the groove arranged on the outer wall of the plug is in limit connection with steel balls uniformly distributed on the shell.
Furthermore, the inner cavity of the shell is connected with the inner cavity of the outer ring in a sliding mode, an inner step is arranged in the inner cavity of the outer ring, an outer ring spring is arranged between the inner step and the step of the shell in a corresponding mode, a steel ball groove is formed in the inner cavity of the front end of the outer ring and is connected with a steel ball in the groove of the front end of the shell in a corresponding limiting mode, and a return groove is formed in the inner cavity of the rear end of the outer ring and is connected with a steel.
Further, the sealing device is an O-shaped ring and a PTFE gasket which are arranged between the valve core sleeve of the shell and the peripheral surface of the joint body of the shell.
The invention has the beneficial effects that: the inner cavity of the shell of the structure is provided with a shell lining, a shell valve core sleeve and a shell valve core, the inner wall of the shell is provided with two steps, the shell valve core sleeve is arranged between a first step and a port of a shell joint body, an open sliding space of the shell lining is formed between the outer wall of the shell valve core sleeve and a second step, the shell lining and the shell valve core sleeve are connected through a lining spring, the shell valve core and the shell valve core sleeve are in sliding connection, when a plug is inserted into the shell, the shell lining is pushed to move forwards, steel balls fall into a plug groove, an outer ring moves towards the end face of the shell under the action of the elastic force of the outer ring spring to be in positioning connection with an outer ring pad, the steel balls are positioned at the moment, the locking purpose is achieved, when the plug is disconnected, the outer ring is slid, the steel balls uniformly distributed on the shell float, the casing case is at casing case spring force effect down with sealed the inseparable connection of filling up, closed pipeline, the joint disconnection, this quick-operation joint is through increasing bush and case cover, and to seal structure's precision design, each accessory all cooperates closely when being connected at plug and casing, even in high-pressure liquid's environment, seal structure can not appear the condition of inefficacy because of the pressure height yet.
Drawings
FIG. 1 is an assembly schematic of the present invention;
FIG. 2 is a schematic structural view of a male plug of the present invention;
fig. 3 is a schematic structural diagram of the female socket of the present invention.
Detailed Description
As shown in fig. 1 to 3, a plugging mechanism which is convenient to operate by one hand under high pressure comprises a shell 1, an outer ring 2 and a plug 30, the shell connector comprises a shell connector body 4 and a sealing device, wherein the sealing device comprises an O-shaped ring 27 and a PTFE pad 28 which are arranged between the peripheral surfaces of a shell valve core sleeve 5 and the shell connector body 4, a plug 30 is connected with an inner cavity of a shell 1 in a sliding manner, the shell 1 is in threaded connection with the shell connector body 4, a shell bushing 3 is arranged in the inner cavity of the shell 1, the shell valve core sleeve 5 and a shell valve core 6 are arranged on the inner wall of the shell 1, the shell valve core sleeve 5 is arranged between a first-stage step and a port of the shell connector body 4, an open sliding space of a shell bushing 7 is formed between the outer wall of the shell valve core sleeve 5 and a second-stage step, the shell bushing 3 is connected with the shell valve core sleeve 5 through a bushing spring 21, and.
Further, the inner wall of the shell bushing 3 is connected with the outer wall of the shell valve core sleeve 5 in a sliding mode and is limited through an inner step of the shell bushing 3; the outer wall of the shell bushing 3 corresponds to the shape of the second step of the shell 1, is respectively connected with the upper step surface and the lower step surface of the second step in a sliding manner, and is limited by the second step.
A sealing gasket 14 is arranged between the valve core sleeve 5 of the shell and the port of the joint body 4 of the shell; the shell valve core 6 is connected with the inner circular table of the shell joint body 4 through a shell valve core spring 17, and under the action of the shell valve core spring 17, the shell valve core 6 and the sealing gasket 14 form sealing.
An O-shaped ring 24 and a tetrafluoro gasket 25 are arranged between the ports of the housing valve core sleeve 5 and the housing joint body 4. The shell 1 is provided with steel ball holes and steel balls 10 which are uniformly distributed, and when the outer wall of the shell bushing 7 is limited by the second-stage step of the shell 1, the outer wall of one end of the shell bushing 3 is in limited connection with the steel balls 10; the outer wall of the plug 30 is provided with a groove, and after the plug 30 is inserted into the shell 1 for connection, the groove arranged on the outer wall of the plug 30 is in limit connection with the steel balls 10 uniformly distributed on the shell 1. The inner cavity sliding connection of casing 1 and outer lane 2, the inner cavity of outer lane 2 is equipped with interior step, and interior step corresponds and is equipped with outer lane spring 13 with the step of casing 1 between, and the inner cavity of 2 front ends in outer lane is equipped with steel ball groove and corresponds spacing connection with steel ball 10 in the casing 1 front end recess, and the inner cavity of 2 rear ends in outer lane is equipped with return recess and corresponds spacing connection with steel ball 10 in the casing 1 rear end recess.
The groove arranged at the tail of the shell joint body 4 corresponds to the groove arranged on the pipe joint body to form a space for the movement of the steel ball 22 together, meanwhile, the groove is arranged at the tail of the shell joint body 4 and is provided with a threaded hole along the radial direction of the shell joint body 4, the aperture of the threaded hole is larger than the outer diameter of the steel ball 22, and the steel ball 22 is convenient to mount and dismount; the end face of the plug 30 is provided with an inner circle groove which is correspondingly connected with the protruding step of the shell valve core 6 in a centering way, so that the shell valve core 6 is prevented from being eccentric in the opposite-jacking process, the outer wall of the plug 30, namely the outer wall connected with the shell 1, is provided with a groove, and the groove is in limit connection with steel balls 10 uniformly distributed on the shell 1.
When the connector is connected, the plug 30 is inserted into the shell 1 to push the shell bushing 3 to move forwards, the steel ball 10 falls into a plug groove, the outer ring 2 moves towards the end face of the shell under the action of the elastic force of the outer ring spring 13 to realize positioning connection with the outer ring gasket, and the steel ball 10 is positioned at the moment, so that the aim of locking is fulfilled.
After the connector is connected, fluid flows out from the connector body through the shell connector body 4, the shell valve core 6 and the shell valve core sleeve 3 and finally flows out from the plug 30.
When the joint is disconnected, the outer ring 2 is slid to enable the steel balls 10 uniformly distributed on the shell 1 to float, at the moment, the plug 30 pushes the shell bushing 3 under the action of the bushing spring 21 and acts on the plug 30 at the same time, the plug 30 pops out to be separated from the shell 1, the shell valve core 6 is tightly connected with the sealing gasket 14 under the action of the shell valve core spring 17, the pipeline is closed, and the joint is disconnected.
This quick-operation joint is through increasing bush and case cover, to the precision design of seal structure, each accessory all cooperates closely when plug and casing are connected, even in the environment of high-pressure liquid, the condition that the seal structure also can not appear inefficacy because of the pressure height.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A plug mechanism convenient to operate by one hand under high pressure comprises a shell (1), an outer ring (2), a plug (30), a shell joint body (4) and a sealing device, wherein the plug (30) is connected with an inner cavity of the shell (1) in a sliding way, the shell (1) is connected with the shell joint body (4) in a threaded way, the novel gas-liquid separator is characterized in that a shell bushing (3), a shell valve core sleeve (5) and a shell valve core (6) are arranged in an inner cavity of a shell (1), two steps are arranged on the inner wall of the shell (1), the shell valve core sleeve (5) is installed between a first step and a port of a shell connector body (4), an open sliding space of a shell bushing (7) is formed between the outer wall of the shell valve core sleeve (5) and a second step, the shell bushing (3) is connected with the shell valve core sleeve (5) through a bushing spring (21), and the shell valve core (6) is connected with the shell valve core sleeve (5) in a sliding mode.
2. The plugging mechanism convenient to operate by one hand under high pressure according to claim 1, wherein the inner wall of the housing bushing (3) is connected with the outer wall of the housing valve core sleeve (5) in a sliding manner and is limited by an inner step of the housing bushing (3);
the outer wall of the shell bushing (3) corresponds to the shape of the second step of the shell (1), is respectively connected with the upper step surface and the lower step surface of the second step in a sliding manner, and is limited by the second step.
3. The plugging mechanism convenient to operate by one hand under high pressure according to claim 1, wherein a sealing gasket (14) is arranged between the valve core sleeve (5) of the shell and the port of the joint body (4) of the shell.
4. The plugging mechanism convenient for one-hand operation under high pressure according to claim 3, characterized in that the housing valve core (6) is connected with the inner circular table of the housing joint body (4) through a housing valve core spring (17), and the housing valve core (6) and the sealing gasket (14) form a seal under the action of the housing valve core spring (17).
5. The plugging mechanism convenient to operate by one hand under high pressure according to claim 3, wherein an O-shaped ring (24) and a tetrafluoro gasket (25) are arranged between the valve core sleeve (5) of the shell and the port of the joint body (4) of the shell.
6. The plugging mechanism convenient to operate by one hand under high pressure according to claim 3, wherein the shell (1) is provided with steel ball holes and steel balls (10) which are uniformly distributed, and when the outer wall of the shell bushing (7) is limited by the second step of the shell (1), the outer wall of one end of the shell bushing (3) is limited and connected with the steel balls (10); the outer wall of the plug (30) is provided with a groove, after the plug (30) is inserted into the shell (1) for connection, the groove arranged on the outer wall of the plug (30) is in limit connection with the steel balls (10) uniformly distributed on the shell (1).
7. The plugging mechanism convenient to operate by one hand under high pressure according to claim 6, wherein the housing (1) is connected with the inner cavity of the outer ring (2) in a sliding manner, the inner cavity of the outer ring (2) is provided with an inner step, the inner step corresponds to the step of the housing (1) and is provided with an outer ring spring (13) therebetween, the inner cavity at the front end of the outer ring (2) is provided with a steel ball groove corresponding to the steel ball (10) in the groove at the front end of the housing (1) for limiting connection, and the inner cavity at the rear end of the outer ring (2) is provided with a return groove corresponding to the steel ball (10) in the groove at the rear end of the housing (1) for limiting.
8. The plugging mechanism convenient to operate by one hand under high pressure according to claim 1, wherein the sealing means are an O-ring (27) and a PTFE gasket (28) arranged between the valve core sleeve (5) of the housing and the peripheral surface of the connector body (4) of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010134925.0A CN111120753A (en) | 2020-03-02 | 2020-03-02 | Plug-pull mechanism convenient to operate by one hand under high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010134925.0A CN111120753A (en) | 2020-03-02 | 2020-03-02 | Plug-pull mechanism convenient to operate by one hand under high pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111120753A true CN111120753A (en) | 2020-05-08 |
Family
ID=70493620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010134925.0A Pending CN111120753A (en) | 2020-03-02 | 2020-03-02 | Plug-pull mechanism convenient to operate by one hand under high pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111120753A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819326A (en) * | 2021-08-25 | 2021-12-21 | 中航光电科技股份有限公司 | Microminiature fluid connector and assembly thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896235A (en) * | 2015-06-10 | 2015-09-09 | 江西艾克实业有限公司 | Sealing joint with double valves and capable of releasing pressure |
| CN204664704U (en) * | 2015-06-10 | 2015-09-23 | 江西艾克实业有限公司 | One not eccentric pipe joint in returning quickly soon |
| CN204664707U (en) * | 2015-06-10 | 2015-09-23 | 江西艾克实业有限公司 | A kind of high voltage bearing Pneumatic quick connector |
-
2020
- 2020-03-02 CN CN202010134925.0A patent/CN111120753A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896235A (en) * | 2015-06-10 | 2015-09-09 | 江西艾克实业有限公司 | Sealing joint with double valves and capable of releasing pressure |
| CN204664704U (en) * | 2015-06-10 | 2015-09-23 | 江西艾克实业有限公司 | One not eccentric pipe joint in returning quickly soon |
| CN204664707U (en) * | 2015-06-10 | 2015-09-23 | 江西艾克实业有限公司 | A kind of high voltage bearing Pneumatic quick connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819326A (en) * | 2021-08-25 | 2021-12-21 | 中航光电科技股份有限公司 | Microminiature fluid connector and assembly thereof |
| CN113819326B (en) * | 2021-08-25 | 2023-06-27 | 中航光电科技股份有限公司 | Microminiature fluid connector and assembly thereof |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |
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| RJ01 | Rejection of invention patent application after publication |