CN111609237A - Clamp-press type pipe inner buckle type quick connector - Google Patents
Clamp-press type pipe inner buckle type quick connector Download PDFInfo
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- CN111609237A CN111609237A CN202010344658.XA CN202010344658A CN111609237A CN 111609237 A CN111609237 A CN 111609237A CN 202010344658 A CN202010344658 A CN 202010344658A CN 111609237 A CN111609237 A CN 111609237A
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- snap
- movable sleeve
- pipe
- steel ball
- connecting port
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a snap-in pipe snap-in quick connector, which comprises: the connecting sleeve is provided with at least two connecting ports, and one end of each clamping and pressing type pipe inserted into one connecting port is provided with an outer flange; the fixing devices are connected with the connectors in a one-to-one correspondence mode and used for fixing the corresponding clamping and pressing type pipes; wherein, every fixing device includes: the connecting port is provided with a plurality of step holes along the circumferential direction of the connecting port, and each steel ball is movably arranged in the corresponding step hole; the inner side surface of the movable sleeve is provided with an inner flange and a yielding groove, the movable sleeve is movably sleeved outside the connector, and an elastic mechanism is arranged between the movable sleeve and the connector; under a normal state, the outer flange moves to a position corresponding to the steel ball under the action of the elastic mechanism, so that the steel ball blocks the outer flange. The quick connector can be used for quickly mounting and dismounting the clamping and pressing type pipes, and has high working efficiency.
Description
Technical Field
The invention relates to the technical field of pipeline connecting pieces, in particular to a clamping-pressing type pipe inner buckling type quick connector.
Background
The traditional pipe fitting joint usually adopts threaded connection, but the threaded connection has the problems of difficult installation, difficult finding of installation tools, unreliable sealing and the like, and particularly, the threaded connection can be screwed tightly by spending more time during each installation. In the connection of card pressure formula pipe, the tip of card pressure formula pipe is equipped with outward flange structure, when connecting between the card pressure formula pipe, often adopts rubber tube and the clamp that sealing connection used to cooperate to connect, and the installation is all more difficult with the dismantlement, and work efficiency is low.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a snap-in pipe inner buckle type quick connector, so that the defects that the existing snap-in pipes are difficult to install and disassemble and low in working efficiency are overcome.
In order to achieve the above object, the present invention provides a snap-in pipe snap-in quick coupling, comprising: the connecting sleeve is provided with at least two connecting ports, all the connecting ports are communicated with each other, each connecting port is used for being inserted into one clamping and pressing type pipe, one end, inserted into the connecting port, of each clamping and pressing type pipe is provided with an outer flange, and a sealing element is arranged between each clamping and pressing type pipe and the connecting port; the fixing devices are connected with the connectors in a one-to-one corresponding mode and used for fixing the corresponding clamping and pressing type pipes; wherein each of the fixing devices comprises: the connector is provided with a plurality of step holes along the circumferential direction of the connector, the step holes correspond to the steel balls one by one, and each steel ball is movably arranged in the corresponding step hole; the inner side surface of the movable sleeve is provided with an inner flange and a yielding groove, the movable sleeve is movably sleeved outside the connecting port, and an elastic mechanism is arranged between the movable sleeve and the connecting port; when the movable sleeve is not subjected to external acting force, the elastic mechanism enables the inner flange to move to a position corresponding to the steel balls, so that each steel ball moves towards the direction of the clamping and pressing type pipe and clamps the outer flange; when the acting force of the outside is greater than that of the elastic mechanism, the movable sleeve can overcome the acting force of the elastic mechanism and move to the position where the abdicating groove corresponds to the steel ball, so that each steel ball can move towards the abdicating groove and release the locking of the steel ball and the outer flange.
Preferably, in the above technical scheme, each among the fixing device, the protruding spacing boss that can with the steel ball supports each other that is equipped with of medial surface of activity sleeve, just the activity sleeve is equipped with in proper order along its axial direction outside-in the groove of stepping down, the inner flange spacing boss and elastic mechanism.
Preferably, in the above technical scheme, in each fixing device, the limiting boss is of a spacer structure, and the spacer is sleeved in the movable sleeve and connected with the movable sleeve in an interference fit manner.
Preferably, in each of the fixing devices in the above technical solution, the elastic mechanism is a spring, the connection port is convexly provided with a limit block corresponding to the limit boss, and the spring is sleeved between the movable sleeve and the connection port and located between the limit boss and the limit block.
Preferably, in the above technical scheme, in each fixing device, the limiting block is a wire retaining ring, the wire retaining ring is fixed to the outer side surface of the connection port, and a gasket is arranged between the wire retaining ring and the spring.
Preferably, in the above technical solution, an inner side surface of each connection port is provided with a limit step corresponding to the outer flange of the corresponding press-fit pipe, and the outer flange of each press-fit pipe is clamped between the corresponding limit step and the corresponding steel ball.
Preferably, in the above technical solution, the sealing member is a sealing ring, and one sealing ring is disposed between each limiting step and the corresponding outer flange.
Preferably, in the above technical solution, the outer flange of each of the pressure-clamping pipes is distributed in an arc shape with a convex surface facing outward, and each of the sealing rings is an O-shaped sealing ring.
Preferably, in the above technical solution, the connection sleeve is a straight-through structure, a three-way structure, or a four-way structure.
Compared with the prior art, the invention has the following beneficial effects:
the quick connector comprises at least two connectors arranged on a movable sleeve and at least two fixing devices corresponding to the connectors, when the quick connector is installed, only the movable sleeve of the fixing device needs to be moved, the abdicating groove on the movable sleeve corresponds to the steel balls, so that each steel ball can move towards the abdicating groove along the corresponding step hole, the clamping and pressing type pipe is inserted into the connector, then the acting force exerted on the movable sleeve is relieved, the movable sleeve can return to the original position under the acting force of the elastic mechanism, the inner flange of the movable sleeve corresponds to the steel balls, the steel balls are driven to move inwards to clamp the outer flange of the clamping and pressing type pipe, the clamping and pressing type pipe is prevented from being separated from the connecting sleeve, and then all the clamping and pressing type pipes are sequentially connected in the same way, so that the installation process is simple; when the pipe is disassembled, the movable sleeve of the fixing device is also moved, the abdicating groove corresponds to the steel ball, and the clamping and pressing type pipe is pulled out, so that the disassembling process is simple and convenient, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a snap-in pipe snap-in quick coupling according to the present invention.
Description of the main reference numerals:
1-a clamping type pipe, 2-a fixing device, 3-a connecting sleeve, 4-a yielding groove, 5-a movable sleeve, 6-a sealing ring, 7-a spacer bush, 8-a spring, 9-a gasket, 10-a steel wire retainer ring, 11-an outer flange, 12-a steel ball, 13-a limiting step, 14-an inner flange and 15-a connector.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 shows a schematic structural view of a snap-on quick coupling in a snap-on pipe 1 according to a preferred embodiment of the present invention, which comprises a coupling sleeve 3 and at least two fixing devices 2. Referring to fig. 1, the connecting sleeve 3 is provided with at least two connecting ports 15, all the connecting ports 15 are communicated with each other, each connecting port 15 is cylindrical and is used for being inserted into one clamping and pressing type pipe 1, an outer flange 11 is arranged at one end, inserted into the connecting port 15, of each clamping and pressing type pipe 1, and a sealing element is arranged between each clamping and pressing type pipe 1 and the connecting port 15, so that liquid in the pipes is prevented from overflowing from a gap between the clamping and pressing type pipe 1 and the connecting port 15, and the connecting effect is improved; the fixing devices 2 are correspondingly connected with the connecting ports 15 one by one and used for fixing the corresponding clamping and pressing type pipes 1 and preventing the clamping and pressing type pipes 1 from being separated from the connecting sleeve 3; wherein, each fixing device 2 comprises a plurality of steel balls 12 and a movable sleeve 5. In each fixing device 2, a plurality of step holes are formed in the connecting port 15 along the circumferential direction of the connecting port, all the step holes are located on the same circumference and correspond to the steel balls 12 one by one, and each steel ball 12 is movably arranged in the corresponding step hole; an inner flange 14 and a yielding groove 4 are arranged on the inner side surface of the movable sleeve 5, the movable sleeve 5 is movably sleeved outside the connecting port 15 so that the movable sleeve 5 can move along the connecting port 15, and an elastic mechanism is arranged between the movable sleeve 5 and the connecting port 15; when the movable sleeve 5 is not subjected to external acting force, the elastic mechanism enables the inner flange 14 to move to a position corresponding to the steel balls 12, so that each steel ball 12 moves towards the direction of the clamping-pressing type pipe 1 and clamps the outer flange 11, and the clamping-pressing type pipe 1 is prevented from being separated from the connecting sleeve 3; when the external acting force applied to the movable sleeve 5 is greater than the acting force of the elastic mechanism, the movable sleeve 5 can move against the acting force of the elastic mechanism, so that the abdicating groove 4 moves to the position corresponding to the steel ball 12, and each steel ball 12 can move towards the abdicating groove 4 and is unlocked from the outer flange 11, so that the clamping type movable sleeve 55 can be pulled out outwards. During installation, only the movable sleeve 5 of the fixing device 2 needs to be moved, the abdicating groove 4 on the movable sleeve 5 corresponds to the steel balls 12, so that each steel ball 12 can move towards the abdicating groove 4 along the corresponding step hole, the clamping and pressing type pipe 1 is inserted into the connecting port 15, then the acting force applied on the movable sleeve 5 is removed, the movable sleeve 5 can return to the original position under the acting force of the elastic mechanism, the inner flange 14 of the movable sleeve corresponds to the steel ball 12, the steel ball 12 is driven to move inwards to clamp the outer flange 11 of the clamping and pressing type pipe 1, the clamping and pressing type pipe 1 is prevented from being separated from the connecting sleeve 3, and then all the clamping and pressing type pipes 1 are sequentially connected in the same mode, and the installation process is simple and convenient; when the pipe is disassembled, the movable sleeve 5 of the fixing device 2 is also moved, the abdicating groove 4 corresponds to the steel ball 12, and the clamping and pressing type pipe 1 is pulled out, so that the disassembling process is simple and convenient, and the working efficiency is improved.
Referring to fig. 1, preferably, in each fixing device 2, a limiting boss capable of abutting against the steel ball 12 is convexly arranged on the inner side surface of the movable sleeve 5, the inward protruding height of the limiting boss is greater than the inward protruding height of the inner flange 14, so that the limiting step 13 can abut against the steel ball 12, the movable sleeve 5 is prevented from sliding out of the connecting sleeve 3, and the movable sleeve 5 is sequentially provided with a yielding groove 4, the inner flange 14, the limiting boss and an elastic mechanism from outside to inside along the axial direction of the movable sleeve 5.
Referring to fig. 1, preferably, in each fixing device 2, the limiting boss is in a spacer 7 structure, and the spacer 7 is sleeved in the movable sleeve 5 and connected with the movable sleeve in an interference fit manner so as to slide along the connecting port 15 together with the movable sleeve 5. And in every fixing device 2, elastic mechanism is spring 8, connector 15 protruding be equipped with the stopper that spacing boss corresponds, spring 8 cover is located between movable sleeve 5 and connector 15 and is located between spacing boss and the stopper, and look along the axis direction of movable sleeve 5 promptly, by outer inside in proper order for stepping down groove 4, inner flange 14, spacer 7, spring 8 and spacing boss, wherein, the outer terminal surface of spacer 7 supports mutually with inner flange 14 and supports and lean on each other with steel ball 12, prevent that movable sleeve 5 outwards roll-off connector 15. Again, it is further preferable that in each fixing device 2, the limiting block is a wire retaining ring 10, the wire retaining ring 10 is fixed on the outer side surface of the connecting port 15, and a gasket 9 is arranged between the wire retaining ring 10 and the spring 8, so that the spring 8 is clamped between the corresponding spacer 7 and the corresponding gasket 9.
Referring to fig. 1, preferably, the inner side surface of each connecting port 15 is provided with a limiting step 13 corresponding to the outer flange 11 of the corresponding press-fitting pipe 1, that is, in each connecting port 15, the connecting port 15 is provided with a steel ball 12 and a limiting step 13 in sequence from outside to inside along the axial direction of the connecting port 15, so that the outer flange 11 of each press-fitting pipe 1 is clamped between the corresponding limiting step 13 and the corresponding steel ball 12. Further preferably, the sealing element is a sealing ring 6, a sealing ring 6 is arranged between each limit step 13 and the corresponding outer flange 11, wherein the outer flange 11 of each clamping and pressing type pipe 1 is in arc-shaped distribution with the convex surface facing outwards, and each sealing ring 6 is an O-shaped sealing ring 6, so that each O-shaped sealing ring 6 and the corresponding outer flange 11 are in mutual contact sealing, and the sealing effect is improved. The inner side surface of each connecting port 15 is concavely provided with a groove for mounting the O-shaped sealing ring 6 at a position corresponding to the O-shaped sealing ring 6, so that the O-shaped sealing ring 6 can be conveniently mounted.
Referring to fig. 1, the connection sleeve 3 is preferably of a straight-through structure, a three-way structure or a four-way structure, so as to be suitable for different connection situations and improve the application range. When the connecting sleeve 3 is of a straight-through structure, the connecting sleeve 3 is linearly distributed, each end part of the connecting sleeve 3 is provided with a connecting port 15, and each connecting port 15 is provided with a fixing device 2 for connecting with the two clamping and pressing type pipes 1; when the connecting sleeve 3 is in a three-way structure, the connecting sleeve 3 is distributed in a T shape, each end part of the connecting sleeve 3 is provided with a connecting port 15, and each connecting port 15 is provided with a fixing device 2 for connecting with three clamping and pressing type pipes 1; when the connecting sleeve 3 is in a four-way structure, the connecting sleeve 3 is distributed in a cross shape, each end of the connecting sleeve 3 is provided with a connecting port 15, and each connecting port 15 is provided with a fixing device 2 for being connected with four clamping and pressing type pipes 1.
By adopting the quick connector, the clamping and pressing type pipe 11 arranged on the connecting port 15 can be installed or disassembled only by driving the movable sleeve 5 of the fixing device 2 to slide along the corresponding connecting port 15, the installation and disassembly processes are simple and convenient, and the working efficiency is high.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a buckle formula quick-operation joint in formula of card pressure pipe which characterized in that includes:
the connecting sleeve is provided with at least two connecting ports, all the connecting ports are communicated with each other, each connecting port is used for being inserted into one clamping and pressing type pipe, one end, inserted into the connecting port, of each clamping and pressing type pipe is provided with an outer flange, and a sealing element is arranged between each clamping and pressing type pipe and the connecting port;
the fixing devices are connected with the connectors in a one-to-one corresponding mode and used for fixing the corresponding clamping and pressing type pipes; wherein each of the fixing devices comprises:
the connector is provided with a plurality of step holes along the circumferential direction of the connector, the step holes correspond to the steel balls one by one, and each steel ball is movably arranged in the corresponding step hole; and
the inner side surface of the movable sleeve is provided with an inner flange and a yielding groove, the movable sleeve is movably sleeved outside the connecting port, and an elastic mechanism is arranged between the movable sleeve and the connecting port; when the movable sleeve is not subjected to external acting force, the elastic mechanism enables the inner flange to move to a position corresponding to the steel balls, so that each steel ball moves towards the direction of the clamping and pressing type pipe and clamps the outer flange; when the acting force of the outside is greater than that of the elastic mechanism, the movable sleeve can overcome the acting force of the elastic mechanism and move to the position where the abdicating groove corresponds to the steel ball, so that each steel ball can move towards the abdicating groove and release the locking of the steel ball and the outer flange.
2. The snap-in pipe snap-in quick coupling according to claim 1, wherein in each of the fixing devices, a limiting boss capable of abutting against the steel ball is protruded from an inner side surface of the movable sleeve, and the movable sleeve is provided with the receding groove, the inner flange, the limiting boss and the elastic mechanism in sequence from outside to inside along an axial direction of the movable sleeve.
3. The snap-in pipe snap-in quick connector according to claim 2, wherein in each of the fixing devices, the limiting boss is of a spacer structure, and the spacer is sleeved in the movable sleeve and connected with the movable sleeve in an interference fit manner.
4. The snap-fit pipe snap-fit quick connector according to claim 2, wherein in each of the fixing devices, the elastic mechanism is a spring, the connecting port is provided with a protruding stopper corresponding to the stopper boss, and the spring is sleeved between the movable sleeve and the connecting port and located between the stopper boss and the stopper.
5. The snap-in pipe snap-on quick connector according to claim 4, wherein in each of said fixing devices, said stopper is a wire retainer ring, said wire retainer ring is fixed on the outer side surface of said connection port, and a gasket is disposed between said wire retainer ring and said spring.
6. The snap-in type quick coupling according to claim 1, wherein an inner side surface of each connecting port is provided with a limiting step corresponding to the outer flange of the corresponding snap-in type pipe, and the outer flange of each snap-in type pipe is clamped between the corresponding limiting step and the corresponding steel ball.
7. The snap-in pipe snap-in quick connector according to claim 6, wherein said sealing elements are sealing rings, one sealing ring being disposed between each of said limiting steps and the corresponding outer flange.
8. The snap-in pipe quick coupling according to claim 7, wherein the outer flange of each snap-in pipe is disposed in a circular arc shape with a convex surface facing outward, and each sealing ring is an O-ring.
9. The snap-in pipe snap-in quick connector according to claim 7, wherein the connecting sleeve is a straight-through structure, a three-way structure or a four-way structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344658.XA CN111609237A (en) | 2020-04-27 | 2020-04-27 | Clamp-press type pipe inner buckle type quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344658.XA CN111609237A (en) | 2020-04-27 | 2020-04-27 | Clamp-press type pipe inner buckle type quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111609237A true CN111609237A (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010344658.XA Pending CN111609237A (en) | 2020-04-27 | 2020-04-27 | Clamp-press type pipe inner buckle type quick connector |
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| Country | Link |
|---|---|
| CN (1) | CN111609237A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115624832A (en) * | 2022-09-13 | 2023-01-20 | 中建五局(烟台)建设工程有限公司 | High altitude dust device for green construction |
-
2020
- 2020-04-27 CN CN202010344658.XA patent/CN111609237A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115624832A (en) * | 2022-09-13 | 2023-01-20 | 中建五局(烟台)建设工程有限公司 | High altitude dust device for green construction |
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