CN117028693A - Pipeline connection structure - Google Patents
Pipeline connection structure Download PDFInfo
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- CN117028693A CN117028693A CN202310891108.3A CN202310891108A CN117028693A CN 117028693 A CN117028693 A CN 117028693A CN 202310891108 A CN202310891108 A CN 202310891108A CN 117028693 A CN117028693 A CN 117028693A
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- outer sleeve
- wall
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- pipeline
- cylinder
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000003780 insertion Methods 0.000 claims abstract description 23
- 230000037431 insertion Effects 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 21
- 230000000694 effects Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F16L21/00—Joints with sleeve or socket
- F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
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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 application discloses a pipeline connecting structure, which belongs to the technical field of pipeline connection, and comprises two pipeline main bodies, a first clamping sleeve and a second clamping sleeve which are respectively arranged on the two pipeline main bodies, and further comprises: an outer sleeve; the inner wall of the inner insertion cylinder is provided with an annular air bag; a plurality of fixing mechanisms for fixing the inner cartridge when it is inserted into the outer sleeve; according to the scheme, the positioning insert block is fixed through the fixing mechanism, namely, the mutual fixation between the outer sleeve and the inner inserting cylinder is realized, namely, the connection between two pipeline main bodies is finished, the condition that the two pipeline main bodies are required to be installed through various tools and the like at present is avoided, and time and labor are saved; the device can be reused and reused in the subsequent process; meanwhile, the trigger mechanism on the inner insertion cylinder can expand the annular air bag to seal the joint of the two pipeline main bodies, so that the condition that fluid can leak and flow out from the joint of the pipeline main bodies is greatly avoided.
Description
Technical Field
The application relates to the technical field of pipeline connection, in particular to a pipeline connection structure.
Background
Pipes are devices for transporting gas, liquid or fluid with solid particles, which are coupled by pipes, pipe couplings, valves, etc. The fluid flows from the high pressure point to the low pressure point of the pipeline, and the pressure or gravity of the fluid can be used for conveying the fluid. The piping is used in a wide variety of applications, mainly in water supply, water drainage, heat supply, gas supply, long distance transportation of petroleum and natural gas, agricultural irrigation, hydraulic engineering and various industrial devices.
The use of multiple pipes to join together during construction may be required to connect the prefabricated pipe sections together as required by the design drawing. In construction, the pipes typically have threaded connections, flanged connections, welded connections, socket connections, bonded connections, etc.
But at present when connecting two sections pipelines, there is the inconvenient condition of installation loaded down with trivial details, needs to use more instrument, and installation effectiveness is low and difficult dismantlement to after the connection, the leakproofness of pipeline junction is not good, the easy leakage condition that produces in the use.
Accordingly, there is a need to provide a pipe connection structure that solves the above-mentioned problems.
Disclosure of Invention
The application aims to provide a pipeline connecting structure for solving the technical problems.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a pipeline connection structure, includes two pipeline main parts and sets up respectively in two first cutting ferrule and second cutting ferrule on the pipeline main part still includes:
the outer sleeve is arranged on the first clamping sleeve;
the inner inserting cylinder is rotationally arranged on the second clamping sleeve, and an annular air bag is arranged on the inner wall of the inner inserting cylinder;
the fixing mechanisms are arranged in the outer sleeve in an annular array and used for fixing the inner inserting cylinder when the inner inserting cylinder is inserted into the outer sleeve;
the plurality of trigger mechanisms are arranged in the inner insertion cylinder, and the annular air bags are driven by the trigger mechanisms to cling to the joint of the two pipeline main bodies after the inner insertion cylinder is inserted into the outer sleeve.
As a further scheme of the application: the outer wall of the inner inserting cylinder is provided with a plurality of positioning inserting blocks, the inner wall of the outer sleeve is provided with a plurality of positioning grooves matched with the positioning inserting blocks, and the positioning inserting blocks are provided with fixing grooves.
As a further scheme of the application: the second clamping sleeve is provided with a fixing ring, a T-shaped sliding cavity is formed in the fixing ring, and one side end of the inner inserting cylinder is in sliding connection with the T-shaped sliding cavity.
As a further scheme of the application: a plurality of outer grooves and a plurality of inner sliding cavities are formed in the outer sleeve, each inner sliding cavity is communicated with each positioning groove, and the fixing mechanism comprises:
the fixed inclined block is arranged in the inner sliding cavity in a sliding manner;
one end of the movable rod is connected with the fixed inclined block, and the other end of the movable rod movably penetrates through the inner wall of the inner sliding cavity and extends into the outer groove;
and one end of the first elastic piece is connected with the fixed inclined block, and the other end of the first elastic piece is connected with the inner wall of the inner sliding cavity.
As a further scheme of the application: the end of the movable rod is provided with a pull block, the inner wall of the outer groove is connected with a screw rod in a threaded mode, a baffle is arranged on the screw rod, and the baffle is located between the pull block and the inner wall of the outer groove.
As a further scheme of the application: a plurality of transmission cavities and gas storage cavities are formed in the inner inserting cylinder, an opening communicated with the gas storage cavities is formed in the annular air bag, and the triggering mechanism comprises:
one end of the trigger rod is positioned in the transmission cavity, and the other end of the trigger rod movably penetrates through the inner insertion cylinder and extends to the outside of the inner insertion cylinder;
the first wedge block is arranged at the end part of the trigger rod, which is positioned in the transmission cavity, and a second elastic piece is arranged between the first wedge block and the inner wall of the transmission cavity;
and the transmission part is matched with the first wedge block to extrude the gas in the gas storage cavity.
As a further scheme of the application: the transmission part comprises a second wedge block, a movable rod, a third elastic piece and a pressing plate, wherein the pressing plate is arranged in the gas storage cavity in a sliding mode, one end of the movable rod is connected with the pressing plate, the other end of the movable rod movably penetrates through the inner wall of the gas storage cavity and extends into the transmission cavity to be connected with the second wedge block, and the third elastic piece is arranged between the second wedge block and the inner wall of the transmission cavity.
As a further scheme of the application: the second clamping sleeve is provided with a sealing plate, the sealing plate is provided with a first sealing ring, the end part of the outer sleeve is provided with a clamping groove matched with the first sealing ring, and the end part of the inner inserting cylinder is provided with a second sealing ring.
As a further scheme of the application: the end part of the outer sleeve is provided with a limiting ring plate, and the blocking plate is provided with a limiting groove matched with the limiting ring plate.
As a further scheme of the application: and a protective baffle pad is arranged in the outer groove.
Compared with the prior art, the application has the advantages that:
1. according to the scheme, the inner inserting cylinder is inserted into the outer sleeve, each positioning inserting block can slide inwards along the positioning groove, the positioning inserting blocks are fixed through the fixing mechanism, so that the outer sleeve and the inner inserting cylinder are mutually fixed, and the connection between two pipeline main bodies can be completed. The installation is simple and convenient, avoids the condition that the installation is needed by various tools and the like at present, and saves time and labor. The same principle is very simple and quick when the follow-up needs to be disassembled, so that the efficiency of connecting the pipeline main body can be greatly improved, more tools are not needed, the use convenience is greatly improved, and the use effect is good. And can carry out subsequent reuse, can reuse, greatly reduced extravagant, the practicality is strong.
2. After the inner insertion cylinder gradually enters the outer sleeve, the trigger mechanism on the inner insertion cylinder can enable the annular air bag to expand, the annular air bag can expand outwards and cling to the outer wall of the pipeline main body, the joint of the two pipeline main bodies can be sealed, the situation that fluid leaks and flows out of the joint of the pipeline main bodies 1 during use is greatly avoided, the sealing performance of the connection of the two pipeline main bodies is good, the using effect and the service life are further improved, and the practicability is strong. When dismantling, annular gasbag also can resume initial condition, the continuous use of convenience next time.
Drawings
FIG. 1 is a schematic view of a pipe connection structure according to the present application;
FIG. 2 is a schematic perspective view of an outer sleeve of the present application;
FIG. 3 is a schematic perspective view of an inner insert cartridge according to the present application;
FIG. 4 is a schematic cross-sectional view of the outer sleeve and inner sleeve of the present application after tubing connection;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A;
FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 4;
FIG. 7 is a schematic view of the internal front view of the outer sleeve and inner insert cartridge after tubing connection in accordance with the present application;
FIG. 8 is an enlarged schematic view of FIG. 7 at C;
fig. 9 is an enlarged schematic view of the structure of fig. 7 at D.
The reference numerals in the figures illustrate:
1. a pipe body; 2. a first ferrule; 3. a second ferrule; 4. an outer sleeve; 5. an inner insertion tube; 6. an annular air bag; 7. a fixing mechanism; 71. fixing the inclined block; 72. a movable rod; 73. a first elastic member; 8. a trigger mechanism; 81. a trigger lever; 82. a first wedge; 83. a second elastic member; 84. a transmission member; 841. a second wedge; 842. a moving rod; 843. a third elastic member; 844. a pressing plate; 9. positioning the insert block; 10. a positioning groove; 11. a fixing groove; 12. a fixing ring; 13. an outer groove; 14. an inner sliding cavity; 15. pulling blocks; 16. a screw; 17. a baffle; 18. a transmission cavity; 19. a gas storage chamber; 20. a blocking plate; 21. a first seal ring; 22. a second seal ring; 23. a limiting ring plate; 24. a limiting groove; 25. a protective baffle pad; 26. a clamping groove.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-4 and fig. 7, a pipe connection structure includes two pipe bodies 1, and a first ferrule 2 and a second ferrule 3 respectively disposed on the two pipe bodies 1, and further includes: an outer sleeve 4 arranged on the first ferrule 2; the inner inserting cylinder 5 is rotationally arranged on the second clamping sleeve 3, and an annular air bag 6 is arranged on the inner wall of the inner inserting cylinder 5; a plurality of fixing mechanisms 7 arranged in an annular array in the outer sleeve 4 for fixing the inner cartridge 5 when it is inserted into the outer sleeve 4; the trigger mechanisms 8 are arranged in the inner insertion cylinder 5, and after the inner insertion cylinder 5 is inserted into the outer sleeve 4, the annular air bags 6 are driven by the trigger mechanisms 8 to cling to the joint of the two pipeline main bodies 1. The outer wall of the inner inserting cylinder 5 is provided with a plurality of positioning inserting blocks 9, the inner wall of the outer sleeve 4 is provided with a plurality of positioning grooves 10 which are matched with the positioning inserting blocks 9, and the positioning inserting blocks 9 are provided with fixing grooves 11. The second cutting ferrule 3 is provided with a fixed ring 12, a T-shaped sliding cavity is formed in the fixed ring 12, and one side end part of the inner inserting cylinder 5 is in sliding connection with the T-shaped sliding cavity.
When the two pipeline main bodies 1 are connected, the inner inserting cylinder 5 on one pipeline main body 1 is inserted into the outer sleeve 4 on the other pipeline main body 1, the inner inserting cylinder 5 rotates along the fixed ring 12 on the second clamping sleeve 3 before insertion, the inner inserting cylinder 5 can slide along the circumference of the T-shaped sliding cavity in the fixed ring 12, the inner inserting cylinder 5 rotates to drive the positioning inserting blocks 9 to rotate together, the positioning inserting blocks 9 are aligned with the positioning grooves 10 on the outer sleeve 4, then when the inner inserting cylinder 5 moves towards the outer sleeve 4, at the moment, each positioning inserting block 9 can slide inwards along the positioning grooves 10, and when the positioning inserting blocks 9 slide to a certain position along the positioning grooves 10, the positioning inserting blocks 9 are fixed through the fixing mechanism 7, namely, the mutual fixation between the outer sleeve 4 and the inner inserting cylinder 5 is realized, and the connection between the two pipeline main bodies 1 is finished. The installation is simple and convenient, avoids the condition that the installation is needed by various tools and the like at present, and saves time and labor. The same principle is very simple and quick when the follow-up needs to be disassembled, so that the efficiency of connecting the pipeline main body 1 can be greatly improved, more tools are not needed, the use convenience is greatly improved, and the use effect is good. And can carry out subsequent reuse, can reuse, sustainable excellent in use effect has greatly reduced extravagant, and the practicality is strong.
After the inner inserting cylinder 5 gradually enters the outer sleeve 4, after the inner inserting cylinder 5 moves to a certain position, the triggering mechanism 8 on the inner inserting cylinder 5 can enable the annular air bag 6 to expand, the annular air bag 6 can expand outwards and cling to the outer wall of the pipeline main body 1, the joint of the two pipeline main bodies 1 can be sealed, the situation that fluid can leak and flow out from the joint of the pipeline main bodies 1 during use is greatly avoided, the sealing performance of the connection of the two pipeline main bodies 1 is good, the use effect and the service life are further improved, and the practicability is strong. When dismantling, annular gasbag 6 also can resume initial condition, can convenient separation outer sleeve 4 and interpolation section of thick bamboo 5 promptly, and is simple swift, and the continuation of convenient next uses, can repeatedly use many times reduces extravagant and practice thrift the cost.
In this embodiment, referring to fig. 4-5 and fig. 7-8, preferably, a plurality of outer grooves 13 and a plurality of inner cavities 14 are formed in the outer sleeve 4, each inner cavity 14 is respectively communicated with each positioning groove 10, and the fixing mechanism 7 includes: a fixed inclined block 71 slidably disposed in the inner slide cavity 14; one end of a movable rod 72 is connected with the fixed inclined block 71, and the other end of the movable rod movably penetrates through the inner wall of the inner sliding cavity 14 and extends into the outer groove 13; the first elastic member 73 has one end connected to the fixed inclined block 71 and the other end connected to the inner wall of the inner cavity 14, and the first elastic member 73 in the present application is a spring. When the positioning insert 9 slides to a certain position along the positioning groove 10, the positioning insert 9 contacts the fixed inclined block 71 and extrudes the fixed inclined block, the extruded fixed inclined block 71 slides towards the inner side of the inner sliding cavity 14 and drives the movable rod 72 to move and compress the first elastic piece 73, after the fixed inclined block 71 completely enters the inner sliding cavity 14, the positioning insert 9 continuously slides inwards, after the inner inserting cylinder 5 moves to a designated position in the outer sleeve 4, the fixed groove 11 on the positioning insert 9 is positioned at the position of the fixed inclined block 71, at the moment, the fixed inclined block 71 is not pressed any more, the fixed inclined block 71 is driven to enter the fixed groove 11 by the resilience force of the first elastic piece 73, so that the positioning insert 9 can be fixed through the fixed inclined block 71, and the mutual fixation between the outer sleeve 4 and the inner inserting cylinder 5 is realized. When the subsequent disassembly is needed, the pull block 15 and the movable rod 72 can be pulled outwards, the movable rod 72 can drive the fixed inclined block 71 to move towards the inner side of the inner sliding cavity 14, finally, when the fixed inclined block 71 completely enters the inner sliding cavity 14, the positioning insert 9 is not limited by the fixed inclined block 71, and the positioning insert 9 can slide out along the positioning groove 10, so that the inner inserting cylinder 5 moves out of the outer sleeve 4, namely, the separation of the two pipeline main bodies 1 is realized, the disassembly is also very simple, convenient and quick, the connection efficiency of the pipeline main bodies 1 can be greatly improved, more tools are not needed, the use convenience is greatly improved, and the use effect is good.
A protective pad 25 is arranged in the outer groove 13. The outer groove 13 can be blocked by the protective baffle pad 25, so that the influence of external impurities and the like in the outer groove 13 can be greatly avoided.
In this embodiment, preferably, referring to fig. 5 and 8, a pull block 15 is disposed at an end of the movable rod 72, a screw 16 is screwed to an inner wall of the outer groove 13, a baffle 17 is disposed on the screw 16, and the baffle 17 is located between the pull block 15 and the inner wall of the outer groove 13. When the movable rod 72 is pulled outwards, the movable rod 72 is driven to move by the pull block 15, the stress is more convenient, meanwhile, the screw 16 is driven to rotate by the rotary baffle 17, the screw 16 moves outwards after rotating, and taking fig. 8 as an example, the screw 16 drives the baffle 17 to move upwards at the moment, so that the baffle 17 is positioned below the pull block 15, namely, after the fixed inclined block 71 completely enters the inner sliding cavity 14, the bottom of the pull block 15 is blocked by the baffle 17, namely, the fixed inclined block 71 can be prevented from moving downwards, and at the moment, the positioning insert 9 can be moved out of the positioning groove 10 more conveniently, and the positioning insert 9 and the inner inserting cylinder 5 are moved out of the outer sleeve 4 conveniently, so that the dismounting effect and efficiency are improved.
In this embodiment, as shown in fig. 3, 7 and 9, a plurality of transmission chambers 18 and a gas storage chamber 19 are preferably provided in the inner cylinder 5, an opening communicating with the gas storage chamber 19 is provided on the annular air bag 6, and the triggering mechanism 8 includes: a trigger rod 81 having one end located in the transmission chamber 18 and the other end movably penetrating the inner insertion tube 5 and extending to the outside thereof; first wedge block 82, locate at the end that trigger lever 81 locates in transmission cavity 18, there is the second elastic piece 83 between inner wall of transmission cavity 18 and first wedge block 82, the second elastic piece 83 adopts the spring in the application; transmission member 84 cooperates with first wedge 82 to compress the gas in gas storage chamber 19. After the inner insertion tube 5 gradually enters the outer sleeve 4, after the inner insertion tube 5 moves to a certain position, the trigger rod 81 on the inner insertion tube 5 contacts with the inner wall of the outer sleeve 4, the trigger rod 81 is gradually extruded by the inner wall of the outer sleeve 4, the extruded trigger rod 81 moves towards the inside of the transmission cavity 18, taking fig. 9 as an example, the trigger rod 81 drives the first wedge block 82 to move right, and stretches the second elastic piece 83, the first wedge block 82 moving right extrudes part of gas in the gas storage cavity 19 into the annular air bag 6 through the cooperation with the transmission part 84, so that the annular air bag 6 expands, the annular air bag 6 expands outwards and is clung to the outer wall of the pipeline main body 1, and the joint of the two pipeline main bodies 1 can be sealed. When the inner insertion tube 5 is gradually removed from the outer sleeve 4 during disassembly, the trigger rod 81 is gradually separated from the inner wall of the outer sleeve 4, and when the trigger rod 81 is not extruded, the trigger rod 81 drives the first wedge block 82 to return to the initial position by the resilience force of the second elastic piece 83, so that the annular air bag 6 can also recover to the initial state.
In this embodiment, referring to fig. 7 and 9, preferably, the transmission component 84 includes a second wedge 841, a moving rod 842, a third elastic member 843 and a pressing plate 844, where the third elastic member 843 is a spring, the pressing plate 844 is slidably disposed in the air storage cavity 19, one end of the moving rod 842 is connected to the pressing plate 844, the other end movably penetrates through the inner wall of the air storage cavity 19 and extends into the transmission cavity 18 to be connected to the second wedge 841, and the third elastic member 843 is disposed between the second wedge 841 and the inner wall of the transmission cavity 18. First wedge 82 presses and moves down second wedge 841, second wedge 841 drives moving rod 842 and pressing plate 844 to move down and compress third elastic member 843, and pressing plate 844 moves at this time to press part of the gas in gas storage chamber 19 into annular air bag 6, so that annular air bag 6 expands. When the inner sleeve 5 is removed from the outer sleeve 4, the second elastic member 83 has a resilient force to enable the trigger rod 81 to drive the first wedge block 82 back to the initial position, and the third elastic member 843 also drives the second wedge block 841 back to the initial position.
In this embodiment, preferably, referring to fig. 1, 3-4 and 6, a sealing plate 20 is provided on the second ferrule 3, a first sealing ring 21 is provided on the sealing plate 20, a clamping groove 26 adapted to the first sealing ring 21 is provided at the end of the outer sleeve 4, and a second sealing ring 22 is provided at the end of the inner sleeve 5. After the outer sleeve 4 and the inner inserting cylinder 5 are mounted, the blocking plate 20 can prop against the end part of the outer sleeve 4, and the first sealing ring 21 can be clamped into the clamping groove 26, so that the sealing effect between the outer sleeve 4 and the inner inserting cylinder 5 can be further improved, the leakage is further avoided, and the use effect is good. The second sealing ring 22 will also be attached to the inner wall of the outer sleeve 4, so that the tightness between the outer sleeve 4 and the inner insertion tube 5 can be improved again.
In this embodiment, preferably, referring to fig. 6, a limiting ring plate 23 is disposed at an end of the outer sleeve 4, and a limiting groove 24 adapted to the limiting ring plate 23 is formed on the blocking plate 20. After the outer sleeve 4 and the inner inserting cylinder 5 are mounted, the limiting ring plate 23 is also clamped into the limiting groove 24, so that the mounting effect between the outer sleeve 4 and the inner inserting cylinder 5 can be improved, and the outer sleeve 4 and the inner inserting cylinder 5 are more stable to fix.
Working principle: when the two pipeline main bodies 1 are connected, the inner inserting cylinder 5 on one pipeline main body 1 is inserted into the outer sleeve 4 on the other pipeline main body 1, the inner inserting cylinder 5 is rotated along the fixed ring 12 on the second clamping sleeve 3 before insertion, the inner inserting cylinder 5 can slide along the circumference of the T-shaped sliding cavity in the fixed ring 12, the inner inserting cylinder 5 is rotated to drive the positioning inserting blocks 9 to rotate together, the positioning inserting blocks 9 are aligned with the positioning grooves 10 on the outer sleeve 4, then the inner inserting cylinders 5 move towards the outer sleeve 4, at the moment, the positioning inserting blocks 9 can slide towards the inner parts along the positioning grooves 10, the fixed oblique blocks 71 can be contacted and extruded when the positioning inserting blocks 9 slide to a certain position along the positioning grooves 10, the extruded fixed oblique blocks 71 can slide towards the inner part of the inner sliding cavity 14, the movable rod 72 can be driven to move and compress the first elastic piece 73, after the fixed oblique blocks 71 completely enter the inner sliding cavity 14, the positioning inserting blocks 9 can slide inwards, when the positioning inserting blocks 5 move to the inner side of the outer sleeve 4, the fixed oblique blocks 9 can not enter the fixed oblique blocks 71, and the fixed oblique blocks 71 can be connected between the two fixed blocks 1 through the fixed oblique blocks 71, namely, the inner inserting blocks 71 can be fixed between the two fixed blocks 4 can be realized, and the fixed bodies can be fixed through the fixed oblique blocks 71. The installation is simple and convenient, avoids the condition that the installation is needed by various tools and the like at present, and saves time and labor.
When the inner cylinder 5 gradually enters the outer sleeve 4, after the inner cylinder 5 moves to a certain position, the trigger rod 81 on the inner cylinder 5 contacts with the inner wall of the outer sleeve 4, the trigger rod 81 is gradually extruded by the inner wall of the outer sleeve 4, the extruded trigger rod 81 moves towards the transmission cavity 18, as shown in fig. 9, the trigger rod 81 drives the first wedge block 82 to move right and stretches the second elastic element 83, the first wedge block 82 moving right extrudes the second wedge block 841 and moves downwards, the second wedge block 841 drives the moving rod 842 and the pressing plate 844 to move downwards and compress the third elastic element 843, and at the moment, the pressing plate 844 moves to extrude part of gas in the gas storage cavity 19 into the annular gas bag 6, so that the annular gas bag 6 expands outwards and is tightly attached to the outer wall of the pipeline main body 1, and the joint of the two pipeline main bodies 1 can be sealed, so that the situation that fluid leaks and flows out from the joint of the pipeline main bodies 1 in use is greatly avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a pipeline connection structure, includes two pipeline main part (1) and sets up respectively in two first cutting ferrule (2) and second cutting ferrule (3) on pipeline main part (1), its characterized in that still includes:
an outer sleeve (4) arranged on the first clamping sleeve (2);
an inner inserting cylinder (5) is rotatably arranged on the second clamping sleeve (3), and an annular air bag (6) is arranged on the inner wall of the inner inserting cylinder (5);
a plurality of fixing mechanisms (7) which are arranged in an annular array in the outer sleeve (4) and are used for fixing the inner inserting cylinder (5) when the inner inserting cylinder is inserted into the outer sleeve (4);
the trigger mechanisms (8) are arranged in the inner inserting cylinder (5), and after the inner inserting cylinder (5) is inserted into the outer sleeve (4), the annular air bags (6) are driven by the trigger mechanisms (8) to cling to the joint of the two pipeline main bodies (1).
2. The pipeline connecting structure according to claim 1, wherein a plurality of positioning inserting blocks (9) are arranged on the outer wall of the inner inserting cylinder (5), a plurality of positioning grooves (10) matched with the positioning inserting blocks (9) are formed in the inner wall of the outer sleeve (4), and fixing grooves (11) are formed in the positioning inserting blocks (9).
3. The pipeline connecting structure according to claim 1, wherein a fixing ring (12) is arranged on the second clamping sleeve (3), a T-shaped sliding cavity is formed in the fixing ring (12), and one side end of the inner insertion barrel (5) is in sliding connection with the T-shaped sliding cavity.
4. A pipe connection structure according to claim 2, wherein a plurality of outer grooves (13) and a plurality of inner cavities (14) are formed in the outer sleeve (4), each inner cavity (14) is respectively communicated with each positioning groove (10), and the fixing mechanism (7) comprises:
a fixed inclined block (71) which is arranged in the inner sliding cavity (14) in a sliding manner;
one end of the movable rod (72) is connected with the fixed inclined block (71), and the other end of the movable rod movably penetrates through the inner wall of the inner sliding cavity (14) and extends into the outer groove (13);
and one end of the first elastic piece (73) is connected with the fixed inclined block (71), and the other end of the first elastic piece is connected with the inner wall of the inner sliding cavity (14).
5. A pipe connection structure according to claim 4, characterized in that the end of the movable rod (72) is provided with a pull block (15), the inner wall of the outer groove (13) is in threaded connection with a screw (16), the screw (16) is provided with a baffle (17), and the baffle (17) is located between the pull block (15) and the inner wall of the outer groove (13).
6. A pipeline connecting structure according to claim 1, wherein a plurality of transmission cavities (18) and gas storage cavities (19) are formed in the inner insertion barrel (5), an opening communicated with the gas storage cavities (19) is formed in the annular air bag (6), and the triggering mechanism (8) comprises:
a trigger rod (81), one end of which is positioned in the transmission cavity (18) and the other end of which movably penetrates through the inner insertion cylinder (5) and extends to the outside of the inner insertion cylinder;
a first wedge block (82) arranged at the end part of the trigger rod (81) positioned in the transmission cavity (18), wherein a second elastic piece (83) is arranged between the first wedge block (82) and the inner wall of the transmission cavity (18);
and the transmission component (84) is matched with the first wedge block (82) to squeeze the gas in the gas storage cavity (19).
7. A pipeline connecting structure according to claim 6, wherein the transmission part (84) comprises a second wedge (841), a moving rod (842), a third elastic member (843) and a pressing plate (844), the pressing plate (844) is slidably arranged in the gas storage cavity (19), one end of the moving rod (842) is connected with the pressing plate (844), the other end of the moving rod movably penetrates through the inner wall of the gas storage cavity (19) and extends into the transmission cavity (18) to be connected with the second wedge (841), and the third elastic member (843) is arranged between the second wedge (841) and the inner wall of the transmission cavity (18).
8. A pipeline connecting structure according to claim 1, characterized in that the second clamping sleeve (3) is provided with a sealing plate (20), the sealing plate (20) is provided with a first sealing ring (21), the end part of the outer sleeve (4) is provided with a clamping groove (26) matched with the first sealing ring (21), and the end part of the inner inserting cylinder (5) is provided with a second sealing ring (22).
9. A pipe connection structure according to claim 8, characterized in that the end of the outer sleeve (4) is provided with a limiting ring plate (23), and the blocking plate (20) is provided with a limiting groove (24) adapted to the limiting ring plate (23).
10. A pipe connection according to claim 4, characterized in that a protective stop pad (25) is arranged in the outer groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310891108.3A CN117028693A (en) | 2023-07-19 | 2023-07-19 | Pipeline connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310891108.3A CN117028693A (en) | 2023-07-19 | 2023-07-19 | Pipeline connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN117028693A true CN117028693A (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310891108.3A Pending CN117028693A (en) | 2023-07-19 | 2023-07-19 | Pipeline connection structure |
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| CN (1) | CN117028693A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118936586A (en) * | 2024-10-12 | 2024-11-12 | 常州艾肯智造科技有限公司 | A steam flow detection device with pressure compensation metering |
-
2023
- 2023-07-19 CN CN202310891108.3A patent/CN117028693A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118936586A (en) * | 2024-10-12 | 2024-11-12 | 常州艾肯智造科技有限公司 | A steam flow detection device with pressure compensation metering |
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