CN210687397U - Quick connector - Google Patents
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- CN210687397U CN210687397U CN201921286277.XU CN201921286277U CN210687397U CN 210687397 U CN210687397 U CN 210687397U CN 201921286277 U CN201921286277 U CN 201921286277U CN 210687397 U CN210687397 U CN 210687397U
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Abstract
The utility model relates to a quick connector, which comprises a male head and a female head, wherein the male head comprises a first flange, a connector, a first supporting seat and a movable valve, the movable valve comprises a first round platform and a first guide rod vertically fixed at the center of the big round surface of the first round platform, and one end of the connector, which is far away from the first flange, is provided with an outlet corresponding to the shape of the first round platform; the female head include second flange, adapter sleeve, second supporting seat, fixed valve, handle, urceolus, fixed valve includes second round platform and the second guide arm of vertical fixation at second round platform small circle face center, activity sleeve one end opening, other end center be provided with the corresponding entry of second round platform shape, and set up sealed the pad between the outer edge of this end and the urceolus. The utility model discloses can realize public head and female first being connected and switch on promptly, the disconnection then seals, easy operation, leakproofness are good.
Description
Technical Field
The invention relates to a quick connector, in particular to an automatic switch structure of the quick connector.
Background
The quick connector is widely used in the rotating places of dangerous liquid and gas. Conventional quick connectors are used only for connection and conduction, and a switch is required to be arranged at two ends of the connector to control liquid or gas flow, so that the quick connectors are operated by multiple persons or tools. In addition, the sealing process of the quick coupling is also a difficulty.
Disclosure of Invention
The invention aims to improve and innovate the defects and problems in the background technology, and provides a self-conduction quick connector which can realize the connection, namely conduction and closing when the male connector and the female connector are disconnected, is simple to operate and has good sealing property.
The invention adopts the technical scheme that a quick connector is constructed, the quick connector comprises a male head and a female head and is used for enabling fluid to flow from a male head end to a female head end, the male head comprises a first flange, a connector, a first supporting seat and a movable valve, an external thread is arranged at one end of the first flange, an internal thread corresponding to the external thread on the first flange is arranged at one end of the connector and is sleeved, an external spiral guide groove is arranged at the other end of the connector, a first supporting seat is arranged at one end part of the first flange extending into the connector and is clamped by the connector and the first flange, a first valve guide pipe is arranged in the middle of the first supporting seat, a hollow part is arranged around the first valve guide pipe, the movable valve comprises a first circular table and a first guide rod vertically fixed in the center of the large circular surface of the first circular table, the first guide rod is arranged in the first valve guide pipe and can axially slide, a first spring is sleeved on the first guide rod, two ends of the first spring respectively support against one end of the first round table and one end of the first valve guide pipe, and one end of the joint, which is far away from the first flange, is provided with an outlet corresponding to the shape of the first round table;
the female head comprises a second flange, an adapter cylinder, a second supporting seat, a fixed valve, a handle and an outer cylinder, wherein the second flange is connected with one end of the adapter cylinder through threads, the second supporting seat is clamped inside the adapter cylinder by a threaded end of the second flange, a second valve conduit is arranged in the middle of the second supporting seat, a hollow part is arranged around the second valve conduit, the fixed valve comprises a second round platform and a second guide rod vertically fixed at the center of a small round surface of the second round platform, the second guide rod is arranged in the second valve conduit, the outer side of one end, away from the second flange, of the adapter cylinder is sleeved with the outer cylinder, steps are arranged at the joint of the outer cylinder and the adapter cylinder, the steps of the outer cylinder and the adapter cylinder form a sliding groove, a movable sleeve is arranged inside the sliding groove of the adapter cylinder, one end of the movable sleeve is opened, and the center of the other end of the movable sleeve is provided with, and set up sealed the pad between the outer edge of this end and the urceolus, the spout keep away from sealed tip of filling up and be provided with the gasket, the cover is equipped with the second spring on the movable sleeve, the second spring is located the spout, and sealed pad and gasket are connected respectively at both ends, and the great circle of entry is not more than the little circle of export, the handle sets up the outside at the urceolus, the urceolus keep away from the one end internal diameter of second flange and the external diameter of the one end that the outer spiral guide slot was taken to the joint corresponding, and be provided with in the urceolus and can slide into the arch.
In one embodiment, the protrusion comprises a bearing rod penetrating through the wall of the outer barrel in the diameter direction of the outer barrel, a bearing is sleeved at one end of the bearing rod positioned in the outer barrel, a retainer ring is arranged at one end of the bearing rod positioned outside the outer barrel, a protective cover for covering the bearing rod is further arranged outside the outer barrel, and the protective cover and the retainer ring jointly act to prevent the bearing rod from moving in the diameter direction of the outer barrel.
In one embodiment, an O-shaped ring is arranged on one side of the connecting thread between the connector of the male head and the first flange, one side of the connecting thread between the second flange of the female head and the adapter, between the second supporting seat and the inner wall of the adapter, and between the movable sleeve and the inner wall of the adapter.
The outer edges of the outlet and the inlet are respectively provided with corresponding nestable steps, and the nesting binding surfaces of the steps are provided with O-shaped rings.
And a circle of steel balls are arranged at the joint of the outer barrel and the second supporting seat.
The invention has the advantages and beneficial effects that: when the novel condom is used, the handle is held by hand to rotatably sleeve the female head on the male head, in the sleeve process, the outlet in the male head is nested with the inlet in the female head and is respectively opened, and the male head is communicated with the female head; when the female head is screwed out, the outlet and the inlet are automatically closed again under the pressure of the respective internal fluids. The quick connection and disconnection can be conveniently realized, the operation can be carried out by a single person without tools, the leakage can be avoided even in the connection or disconnection process due to reasonable sealing everywhere, and the quick connection and disconnection device can be widely applied to places such as transportation of dangerous liquid and gas.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment.
Fig. 2 is a sectional view of fig. 1.
Fig. 3 is a front sectional view of the embodiment.
Fig. 4 is a central sectional view of the embodiment.
Fig. 5 is a schematic diagram of a connection process of the embodiment.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed" on another element, it can be directly disposed or attached to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
As shown in fig. 1-4, a quick coupling comprises a male head 1 and a female head 2, which are used for fluid flowing from the male head 1 to the female head 2, wherein the male head 1 comprises a first flange 3, a joint 4, a first supporting seat 5 and a movable valve 6, one end of the first flange 3 is provided with an external thread, one end of the joint 4 is provided with an internal thread corresponding to the external thread on the first flange 3 and is sleeved, the other end of the joint is provided with an external thread guide slot 7, one end of the first flange 3 extending into the joint 4 is provided with the first supporting seat 5, the first supporting seat 5 is tightly clamped by the joint 4 and the first flange 3, the middle part of the first supporting seat 5 is provided with a first valve guide pipe 8, a hollow part is arranged around the first valve guide pipe 8, the movable valve 6 comprises a first circular truncated cone 9 and a first guide rod 10 vertically fixed at the center of the large circular truncated cone 9, the first guide rod 10 is arranged in the first valve guide pipe 8 and can axially slide, a first spring 33 is sleeved on the first guide rod 10, two ends of the first spring 33 respectively support against one end of the first circular table 9 and one end of the first valve guide pipe 8, and an outlet 11 corresponding to the first circular table 9 in shape is arranged at one end, away from the first flange 3, of the joint 4;
the female head 2 comprises a second flange 12, an adapter tube 13, a second supporting seat 14, a fixed valve 15, a handle 16 and an outer tube 17, wherein the second flange 12 is in threaded connection with one end of the adapter tube 13, the second supporting seat 14 is clamped inside the adapter tube 13 by a threaded end of the second flange 12, a second valve guide tube 18 is arranged in the middle of the second supporting seat 14 and surrounds the second valve guide tube 18 to be hollowed, the fixed valve 15 comprises a second circular table 19 and a second guide rod 20 vertically fixed at the center of a small circular surface of the second circular table 19, the second guide rod 20 is arranged in the second valve guide tube 18, the outer tube 17 is sleeved outside one end of the adapter tube 13 far away from the second flange 12, steps are arranged at the joint of the outer tube 17 and the adapter tube 13 and form a sliding groove 21, and a movable sleeve 22 is arranged inside the adapter tube 13 relative to the sliding groove 21, activity sleeve 22 one end opening, other end center be provided with the corresponding entry 23 of second round platform 19 shape, and the outer edge of this end and urceolus 17 between set up sealed pad 24, spout 21 keep away from the tip that sealed pad 24 and be provided with gasket 31, the cover is equipped with second spring 34 on the activity sleeve 22, second spring 34 is located spout 21, and both ends are connected sealed pad 24 and gasket 31 respectively, the great circle of entry 23 is not more than the little circle of export 11, handle 16 sets up the outside at urceolus 17, urceolus 17 keep away from the one end internal diameter of second flange 12 and connect 4 outband spiral guide slots 7's one end corresponding, and be provided with the protruding 32 that can slide into outer spiral guide slots 7 in the urceolus 17.
Specifically, the protrusion 32 includes a bearing rod 25 penetrating through the wall of the outer cylinder 17 in the diameter direction of the outer cylinder 17, a bearing 26 is sleeved on one end of the bearing rod 25 located inside the outer cylinder 17, a retainer 27 is arranged on one end located outside the outer cylinder 17, a protective cover 28 covering the bearing rod 25 is further arranged outside the outer cylinder 17, and the protective cover 28 and the retainer 27 cooperate to prevent the bearing rod 25 from moving in the diameter direction of the outer cylinder 17.
Preferably, O-rings 29 are arranged on one side of the connecting thread between the connector 7 of the male head 1 and the first flange 3, one side of the connecting thread between the second flange 12 of the female head 2 and the adapter 13, between the second support seat 14 and the inner wall of the adapter 13, and between the movable sleeve 22 and the inner wall of the adapter 13.
The outer edges of the outlet 11 and the inlet 23 are respectively provided with corresponding nestable steps, and the nesting abutting surfaces of the steps are provided with O-shaped rings 29.
A ring of steel balls 30 are arranged at the joint of the outer cylinder 17 and the second supporting seat 14.
The working principle of the invention is as follows: as shown in fig. 5, the connection process between the male and female connectors is from top to bottom. In the connection process, the handle is rotated to enable the protrusions in the outer barrel to enter the outer spiral guide grooves in the connector, and the male head and the female head are gradually clamped tightly. In the initial state, the movable shutter 6 and the movable sleeve 22 are moved to close the inlet and the outlet, as shown in fig. 5 a; pressing the female head towards the male head, the fixed shutter 15 is in contact with the mobile shutter 6, i.e. the respective inlet and outlet are in contact and sealed, as shown in figure 5 b; the female head continues to press towards the male head, the movable sleeve 22 moves backwards relatively under the extrusion of the edge of the outlet to open the inlet, and the fixed valve extrudes the movable valve to move the movable valve backwards to open the outlet, so that the outlet and the inlet begin to be communicated, as shown in fig. 5 c; when the male and female parts are fully mated, the inlet and outlet flow areas are maximized, as shown in fig. 5 d. The disconnection process of the male head and the female head is opposite, and under the pressure in respective pipes, the movable sleeve and the movable valve return under the action of respective connected springs to seal the inlet and the outlet.
The embodiments of the present invention are described only for the preferred embodiments of the present invention, and not for the limitation of the concept and scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall into the protection scope of the present invention, and the technical content of the present invention which is claimed is fully set forth in the claims.
Claims (5)
1. A quick coupling, its characterized in that: the movable valve comprises a male head and a female head, and is used for fluid to flow from the male head end to the female head end, wherein the male head comprises a first flange, a connector, a first supporting seat and a movable valve, an external thread is arranged at one end of the first flange, an internal thread corresponding to the external thread on the first flange is arranged at one end of the connector and is sleeved, an external spiral guide groove is arranged at the other end of the connector, a first supporting seat is arranged at one end part of the first flange extending into the connector and is clamped with the first flange by the connector, a first valve guide pipe is arranged in the middle of the first supporting seat and is hollowed around the first valve guide pipe, the movable valve comprises a first circular table and a first guide rod vertically fixed at the center of the large circular surface of the first circular table, the first guide rod is arranged in the first valve guide pipe and can axially slide, a first spring is sleeved on the first guide rod, and two ends of the first spring respectively support one end of the first valve guide pipe, an outlet corresponding to the shape of the first round table is formed in one end, far away from the first flange, of the joint;
the female head comprises a second flange, an adapter cylinder, a second supporting seat, a fixed valve, a handle and an outer cylinder, wherein the second flange is connected with one end of the adapter cylinder through threads, the second supporting seat is clamped inside the adapter cylinder by a threaded end of the second flange, a second valve conduit is arranged in the middle of the second supporting seat, a hollow part is arranged around the second valve conduit, the fixed valve comprises a second round platform and a second guide rod vertically fixed at the center of a small round surface of the second round platform, the second guide rod is arranged in the second valve conduit, the outer side of one end, away from the second flange, of the adapter cylinder is sleeved with the outer cylinder, steps are arranged at the joint of the outer cylinder and the adapter cylinder, the steps of the outer cylinder and the adapter cylinder form a sliding groove, a movable sleeve is arranged inside the sliding groove of the adapter cylinder, one end of the movable sleeve is opened, and the center of the other end of the movable sleeve is provided with, and set up sealed the pad between the outer edge of this end and the urceolus, the spout keep away from sealed tip of filling up and be provided with the gasket, the cover is equipped with the second spring on the movable sleeve, the second spring is located the spout, and sealed pad and gasket are connected respectively at both ends, and the great circle of entry is not more than the little circle of export, the handle sets up the outside at the urceolus, the urceolus keep away from the one end internal diameter of second flange and the external diameter of the one end that the outer spiral guide slot was taken to the joint corresponding, and be provided with in the urceolus and can slide into the arch.
2. The quick connector of claim 1, wherein: the outer barrel is provided with a bearing, the bearing is arranged in the outer barrel, a retainer ring is arranged at one end of the outer barrel, the outer portion of the outer barrel is further provided with a protective cover for covering the bearing, and the protective cover and the retainer ring jointly act to prevent the bearing from moving along the diameter direction of the outer barrel.
3. The quick connector of claim 1, wherein: o-shaped rings are arranged on one side of the connecting thread of the connector of the male head and the first flange, one side of the connecting thread of the second flange of the female head and the adapter cylinder, between the second supporting seat and the inner wall of the adapter cylinder and between the movable sleeve and the inner wall of the adapter cylinder.
4. The quick connector of claim 1, wherein: the outer edges of the outlet and the inlet are respectively provided with corresponding nestable steps, and the nesting binding surfaces of the steps are provided with O-shaped rings.
5. The quick connector of claim 1, wherein: and a circle of steel balls are arranged at the joint of the outer barrel and the second supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286277.XU CN210687397U (en) | 2020-03-31 | 2020-03-31 | Quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286277.XU CN210687397U (en) | 2020-03-31 | 2020-03-31 | Quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687397U true CN210687397U (en) | 2020-06-05 |
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ID=70900559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921286277.XU Active CN210687397U (en) | 2020-03-31 | 2020-03-31 | Quick connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN210687397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716278A (en) * | 2020-06-22 | 2020-09-29 | 哈尔滨工程大学 | Fixing device capable of being rapidly disassembled and assembled and use method thereof |
| CN115013723A (en) * | 2022-04-27 | 2022-09-06 | 河南江泰机械制造有限公司 | Pilot-operated valve quick-plugging type high-pressure energy storage gas cylinder with pressure and high-pressure gas source device |
-
2020
- 2020-03-31 CN CN201921286277.XU patent/CN210687397U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716278A (en) * | 2020-06-22 | 2020-09-29 | 哈尔滨工程大学 | Fixing device capable of being rapidly disassembled and assembled and use method thereof |
| CN115013723A (en) * | 2022-04-27 | 2022-09-06 | 河南江泰机械制造有限公司 | Pilot-operated valve quick-plugging type high-pressure energy storage gas cylinder with pressure and high-pressure gas source device |
| CN115013723B (en) * | 2022-04-27 | 2024-03-29 | 河南江泰机械制造有限公司 | Pilot-operated valve pressurized quick-plug type high-pressure energy storage gas cylinder and high-pressure gas source device |
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