CN213018259U - Auxiliary supporting structure of fast-assembling joint of insertion pipe and fast-assembling joint of insertion pipe - Google Patents
Auxiliary supporting structure of fast-assembling joint of insertion pipe and fast-assembling joint of insertion pipe Download PDFInfo
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- CN213018259U CN213018259U CN202021185364.9U CN202021185364U CN213018259U CN 213018259 U CN213018259 U CN 213018259U CN 202021185364 U CN202021185364 U CN 202021185364U CN 213018259 U CN213018259 U CN 213018259U
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Abstract
The utility model provides an auxiliary stay structure of intubate quick-operation joint, include: a locking ring and a pushing piece; the locking ring is sleeved outside the cannula, and a plurality of locking pins are arranged on one side of the locking ring facing the outer wall of the cannula at intervals along the circumferential direction; the pushing piece is movably connected with the quick connector along the axial direction of the insertion pipe, and the pushing piece is connected with the locking ring in a pushing and abutting mode through an inclined plane; when the pushing piece moves relative to the quick connector along the direction close to the quick connector, the pushing piece pushes and supports the generated extrusion force through the inclined surface to drive the locking ring to move towards the direction close to the insertion pipe, so that the locking pin is extruded with the outer wall of the insertion pipe. The utility model also provides an intubate quick-operation joint has used foretell auxiliary support structure.
Description
Technical Field
The utility model relates to a cable system especially relates to intubate fixing device.
Background
Proper wire and cable management in building structures is important for safe and efficient operation of power and cable operations of buildings.
When a wire or cable needs to be protected from potential injury, it can be pulled through various conduits. The conduit can be made of metal, rigid plastic (e.g., PVC), and other materials, and the wires and cables can range from very thin wires (which can be bunched to pass through the conduit) to very thick cables (which do not have to be combined with other wires or cables as they pass through the conduit). For the purposes of this disclosure, the term "cable" or "electrical cable" refers in this disclosure to any type of electrical wire, cable, or similar elongated component that can be inserted and pulled through a conduit.
Because the conduit can be very long and is provided with a bending part due to the requirement of a building structure, and the conduit is limited by the material and cannot be bent, only a plurality of conduits can be arranged and are connected at the bending part by gluing and heat sealing. However, the connection mode has lower strength, the conduit is easy to separate when being pulled by a larger external force, and the installation is time-consuming and labor-consuming.
In addition to the above-mentioned cable conduits, similar problems exist for pipes that need to be connected, such as water pipes, gas pipes, etc. present in buildings: when the cannula is not fixed, the conventional joint is easy to shake between the cannula and the joint.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technique that will be close provides an intubate quick-operation joint's supplementary bearing structure, when the intubate does not have the fixed, can not take place to rock between intubate and the joint yet.
In order to solve the technical problem, the utility model provides an intubate quick-operation joint's supplementary bearing structure, include: a locking ring and a pushing piece;
the locking ring is sleeved outside the cannula, and a plurality of locking pins are arranged on one side of the locking ring facing the outer wall of the cannula at intervals along the circumferential direction;
the pushing piece is movably connected with the quick connector along the axial direction of the insertion pipe, and the pushing piece is connected with the locking ring in a pushing and abutting mode through an inclined plane; when the pushing piece moves relative to the quick connector along the direction close to the quick connector, the pushing piece pushes and supports the generated extrusion force through the inclined surface to drive the locking ring to move towards the direction close to the insertion pipe, so that the locking pin is extruded with the outer wall of the insertion pipe.
In a preferred embodiment: the pushing piece is a nut, and the side wall of the quick coupler is provided with threads matched with the nut.
The utility model also provides an intubate quick-operation joint, used as above supplementary bearing structure.
In a preferred embodiment: the quick coupler includes: the connector comprises a connector body and an elastic claw; the side wall of the joint body is provided with the threads;
the joint body is provided with a cavity which is inserted into the insertion pipe, and the elastic clamping jaw is fixedly connected with the inner wall of the cavity; the elastic clamping jaw comprises a circular ring and a plurality of elastic sheets which are distributed at intervals along the circumferential direction, one end of each elastic sheet is connected with the circular ring, and the other end of each elastic sheet is a free end and is gradually close to the central axis of the cavity along the insertion direction of the insertion pipe;
the diameter of the circular ring is larger than that of the cannula, and the diameter of the circumference surrounded by the free end is smaller than that of the cannula.
In a preferred embodiment: the cavity is internally provided with a gland and a snap ring which are used for fixing the circular ring, and the elastic sheet is clamped between the gland and the snap ring.
In a preferred embodiment: the connector body is provided with at least one cavity.
In a preferred embodiment: the upper end of the push ring along the central axis of the cavity is exposed outside the joint body; the lower end of the push ring along the central axis of the cavity falls on the elastic sheet along the projection parallel to the central axis of the cavity;
and the push ring is provided with a yielding opening corresponding to the locking pin.
In a preferred embodiment: also comprises a release piece; the release piece is detachably connected with the joint body; the release piece is provided with a transmission piece which is matched with the push ring downwards along the central axis of the cavity; the transmission part pushes the push ring to move downwards along the central axis of the cavity, so that the push ring is pushed against the elastic sheet along the lower end of the central axis of the cavity, and the elastic sheet is driven to open towards the direction of increasing the diameter of the circumference surrounded by the free end of the elastic sheet.
In a preferred embodiment: the lower end of the push ring along the central axis of the cavity is an inclined plane.
In a preferred embodiment: and a sealing ring is also arranged between the cavity and the outer wall of the insertion tube.
Compared with the prior art, the technical scheme of the utility model possess following beneficial effect:
the utility model provides an auxiliary stay structure that intubate quick-assembling connects when the intubate does not have fixedly, also can rely on the fixed intubate of fitting pin, overcomes rocking between joint and the intubate.
The utility model also provides an intubation quick coupler, which can open the elastic sheet of the elastic claw when the conduit is inserted into the quick coupler through the arrangement of the elastic claw, thereby smoothly entering the quick coupler; when the pipe is extracted from the quick-assembly joint, the pipe drives the elastic sheet to shrink, the elastic sheet and the pipe form interference fit, the larger the force for extracting the pipe outwards is, the more the elastic sheet shrinks, the larger the friction force between the elastic sheet and the pipe is, and therefore the pipe can not fall off from the quick-assembly joint under the action of external force.
Furthermore the utility model also provides an intubate quick-operation joint, will push down through the release and let the shell fragment strut with the push ring, just so can extract the pipe, realized can be fast with joint and pipe separation when needs demolish the pipe.
Drawings
FIG. 1 is an exploded view of the structure of the preferred embodiment of the present invention;
fig. 2 is a cross-sectional view of a preferred embodiment of the invention without a catheter inserted.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1-2, the present invention provides an intubation quick coupler, including: the connector comprises a connector body 1 and elastic clamping jaws 2;
the joint body 1 is provided with a cavity 11 inserted with the insertion pipe, and the elastic clamping jaws 2 are fixedly connected with the inner wall of the cavity 11; the elastic claw 2 comprises a circular ring 21 and a plurality of elastic sheets 22 which are distributed at intervals along the circumferential direction, one end of each elastic sheet 22 is connected with the circular ring 21, and the other end of each elastic sheet 22 is a free end and is gradually close to the central axis of the cavity 11 along the insertion direction of the insertion pipe;
the diameter of the ring 21 is larger than that of the cannula, and the diameter of the circumference surrounded by the free end is smaller than that of the cannula;
for waterproofing, the chamber 11 is further provided with a sealing ring 12 below the elastic jaws 2 along the central axis. The sealing ring 12 is attached to the outer wall of the cannula to seal the chamber 11. As a simple alternative, the sealing ring 12 can also be arranged above the elastic jaws 2.
According to the quick coupler for the insertion pipe, due to the arrangement of the elastic clamping jaws 2, the elastic sheets 22 of the elastic clamping jaws 2 can be opened when the insertion pipe is inserted into the quick coupler, so that the insertion pipe can smoothly enter the quick coupler; when the insertion tube is pulled out from the quick-assembly joint, the insertion tube drives the elastic sheet 22 to contract, the elastic sheet 22 and the insertion tube form interference fit, the larger the force for pulling the insertion tube out outwards is, the more the elastic sheet 22 contracts, the larger the friction force between the elastic sheet 22 and the insertion tube is, and therefore the insertion tube can be guaranteed not to fall off from the quick-assembly joint under the action of external force.
In this embodiment, in order to mount the elastic claw 2, the pressing cover 13 and the snap ring 12 for fixing the circular ring 21 are disposed in the chamber 11, and the elastic sheet 22 is clamped between the pressing cover 13 and the snap ring 12. The inner wall of the chamber 11 is provided with a clamping groove for fixing the clamping ring 12.
In this embodiment, the joint body 1 is provided with two cavities 11. Thus allowing insertion of two cannula sections. As a simple alternative, the number of chambers 11 may also be increased further as required. And the included angle between chamber 11 and chamber 11 also can set by oneself according to actual conditions, and two chambers 11 are 180 degrees contained angle in this embodiment.
In addition, in order to realize that the insertion tube and the quick coupler can be separated when the insertion and the disassembly are needed, in the embodiment, the quick coupler further comprises a push ring 3 movably connected with the opening of the cavity 11, and the push ring 3 is exposed out of the coupler body 1 along the upper end 31 of the central axis of the cavity; the lower end 32 of the push ring 3 along the central axis of the chamber falls on the spring plate 22 along a projection parallel to the central axis of the chamber. In order to limit the push ring 3, a step surface 121 is arranged on one surface of the snap ring 12 facing the push ring 3, and the tail end of the push ring 3 is in limit abutment with the step surface 121 along the direction in which the push ring 3 is far away from the cavity 11.
In order to cooperate with the push ring 3, the embodiment also comprises a release piece; the release piece is detachably connected with the joint body 1; the release piece is provided with a transmission piece which is matched with the push ring 3 downwards along the central axis of the cavity; the driving member pushes the push ring 3 to move downward along the central axis of the chamber 11, so that the push ring 3 pushes against the elastic sheet 22 along the lower end 32 of the central axis of the chamber, and drives the elastic sheet 22 to open toward the direction of increasing the diameter of the circumference surrounded by the free end of the elastic sheet 22.
In order to realize that the lower end 32 of the push ring 3 along the central axis of the chamber can open the elastic sheet 22, the lower end 32 of the push ring 3 along the central axis of the chamber is an inclined surface.
In order to solve when the intubate does not have the fixed in this embodiment, take place easily between intubate and the ready-packaged joint and rock the problem, in this embodiment, still set up supplementary bearing structure, include: a locking ring 4 and an urging member 5;
the locking ring 4 is sleeved outside the cannula, and a plurality of locking pins 41 are arranged on one side of the locking ring 4 facing the outer wall of the cannula at intervals along the circumferential direction;
the pushing piece 5 is movably connected with the quick connector along the axial direction of the insertion pipe, and the pushing piece 5 is connected with the locking ring 4 in a pushing and abutting mode through an inclined surface; when the pushing piece 5 moves relative to the quick coupler in the direction close to the quick coupler, the pushing piece 5 pushes the locking ring 4 to move in the direction close to the insertion tube by the extrusion force generated by the pushing of the inclined surface, so that the locking pin 41 extrudes with the outer wall of the insertion tube. Therefore, when the insertion pipe is not fixed, the insertion pipe can be fixed by the locking pin 41, and shaking between the joint and the insertion pipe is overcome.
In this embodiment, the pushing element 5 is a nut, and the sidewall of the connector body 1 has a thread matching with the nut.
In order to avoid the lock pin 41 being shielded by the push ring 3, the position of the push ring 3 corresponding to the lock pin 41 is provided with a abdicating opening 33.
The above embodiments are merely illustrative, and not restrictive, of the present invention. Changes, modifications, etc. to the above-described embodiments are intended to fall within the scope of the claims of the present invention, as long as they are in accordance with the technical spirit of the present invention.
Claims (10)
1. An auxiliary support structure of an intubation quick coupler is characterized by comprising: a locking ring and a pushing piece;
the locking ring is sleeved outside the cannula, and a plurality of locking pins are arranged on one side of the locking ring facing the outer wall of the cannula at intervals along the circumferential direction;
the pushing piece is movably connected with the quick connector along the axial direction of the insertion pipe, and the pushing piece is connected with the locking ring in a pushing and abutting mode through an inclined plane; when the pushing piece moves relative to the quick connector along the direction close to the quick connector, the pushing piece pushes and supports the generated extrusion force through the inclined surface to drive the locking ring to move towards the direction close to the insertion pipe, so that the locking pin is extruded with the outer wall of the insertion pipe.
2. The auxiliary support structure of a quick cannula coupler as set forth in claim 1, wherein: the pushing piece is a nut, and the side wall of the quick coupler is provided with threads matched with the nut.
3. A quick spigot coupling wherein the auxiliary support structure of claim 2 is used.
4. A quick-connect intubating pipe fitting according to claim 3 wherein: the quick coupler includes: the connector comprises a connector body and an elastic claw; the side wall of the joint body is provided with the threads;
the joint body is provided with a cavity which is inserted into the insertion pipe, and the elastic clamping jaw is fixedly connected with the inner wall of the cavity; the elastic clamping jaw comprises a circular ring and a plurality of elastic sheets which are distributed at intervals along the circumferential direction, one end of each elastic sheet is connected with the circular ring, and the other end of each elastic sheet is a free end and is gradually close to the central axis of the cavity along the insertion direction of the insertion pipe;
the diameter of the circular ring is larger than that of the cannula, and the diameter of the circumference surrounded by the free end is smaller than that of the cannula.
5. The quick cannula coupler of claim 4 wherein: the cavity is internally provided with a gland and a snap ring which are used for fixing the circular ring, and the elastic sheet is clamped between the gland and the snap ring.
6. The quick cannula coupler of claim 4 wherein: the connector body is provided with at least one cavity.
7. The quick cannula coupler of claim 5 wherein: the upper end of the push ring along the central axis of the cavity is exposed outside the joint body; the lower end of the push ring along the central axis of the cavity falls on the elastic sheet along the projection parallel to the central axis of the cavity;
and the push ring is provided with a yielding opening corresponding to the locking pin.
8. The quick cannula coupler of claim 7 wherein: also comprises a release piece; the release piece is detachably connected with the joint body; the release piece is provided with a transmission piece which is matched with the push ring downwards along the central axis of the cavity; the transmission part pushes the push ring to move downwards along the central axis of the cavity, so that the push ring is pushed against the elastic sheet along the lower end of the central axis of the cavity, and the elastic sheet is driven to open towards the direction of increasing the diameter of the circumference surrounded by the free end of the elastic sheet.
9. The quick cannula coupler of claim 7 wherein: the lower end of the push ring along the central axis of the cavity is an inclined plane.
10. The quick cannula coupler of claim 4 wherein: and a sealing ring is also arranged between the cavity and the outer wall of the insertion tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021185364.9U CN213018259U (en) | 2020-06-23 | 2020-06-23 | Auxiliary supporting structure of fast-assembling joint of insertion pipe and fast-assembling joint of insertion pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021185364.9U CN213018259U (en) | 2020-06-23 | 2020-06-23 | Auxiliary supporting structure of fast-assembling joint of insertion pipe and fast-assembling joint of insertion pipe |
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| Publication Number | Publication Date |
|---|---|
| CN213018259U true CN213018259U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021185364.9U Active CN213018259U (en) | 2020-06-23 | 2020-06-23 | Auxiliary supporting structure of fast-assembling joint of insertion pipe and fast-assembling joint of insertion pipe |
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| CN (1) | CN213018259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142410A (en) * | 2021-12-07 | 2022-03-04 | 北京中建润通机电工程有限公司 | Pipeline connecting structure and method in assembly type building |
-
2020
- 2020-06-23 CN CN202021185364.9U patent/CN213018259U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142410A (en) * | 2021-12-07 | 2022-03-04 | 北京中建润通机电工程有限公司 | Pipeline connecting structure and method in assembly type building |
| CN114142410B (en) * | 2021-12-07 | 2023-08-18 | 北京中建润通机电工程有限公司 | Pipeline connection structure in assembled building and method thereof |
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