CN115218047A - Self-locking connecting mechanism for water pipe - Google Patents
Self-locking connecting mechanism for water pipe Download PDFInfo
- Publication number
- CN115218047A CN115218047A CN202210807497.2A CN202210807497A CN115218047A CN 115218047 A CN115218047 A CN 115218047A CN 202210807497 A CN202210807497 A CN 202210807497A CN 115218047 A CN115218047 A CN 115218047A
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- Prior art keywords
- water pipe
- fixedly connected
- connection
- connecting seat
- self
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- 238000007789 sealing Methods 0.000 claims abstract description 78
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 238000013016 damping Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 description 13
- 238000010168 coupling process Methods 0.000 description 13
- 238000005859 coupling reaction Methods 0.000 description 13
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
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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
- F16L21/022—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 used with sleeves or nipples for pipes of the same diameter, or with reduction pieces
Abstract
The invention discloses a self-locking connecting mechanism for a water pipe, which comprises a water pipe A and a water pipe B, wherein the outer parts of the water pipe A and the water pipe B are respectively and fixedly connected with a connecting seat A and a connecting seat B, the self-locking connecting mechanism is arranged on the outer part of the connecting seat A, four connecting grooves are axially symmetrically formed in the outer part of the connecting seat B, protective covers are fixedly connected to the outer parts of the four connecting grooves, a sealing mechanism is arranged on the outer part of the connecting seat B, and an elastic sealing gasket and an elastic sealing ring are fixedly connected to the outer side of the connecting seat A. In the invention: the water pipe A and the water pipe B can be separated by sliding the connecting cylinder B outwards, the water pipe A and the water pipe B can be connected by mutually extruding the connecting seat A and the connecting seat B, the water pipe A and the water pipe B can be connected without using threaded connection, and the water pipe A and the water pipe B can be quickly disassembled and replaced; the two annular air bags can eliminate a gap between the elastic sealing ring and the annular groove, and the sealing performance of the joint of the water pipe A and the water pipe B is ensured.
Description
Technical Field
The invention relates to the technical field of water pipe connection, in particular to a self-locking connecting mechanism for a water pipe.
Background
In the pipe connection, the water pipes connected with each other must ensure the stable tightness and the locking reliability of the connection.
Through the retrieval, chinese patent is CN 210716390U's practical patent, discloses "a novel water piping connection structure", including top tube and low tube, the lower extreme of top tube is equipped with the external screw thread interface, the inboard of external screw thread interface is equipped with the draw-in groove, peg graft in the inside of external screw thread interface the upper end of low tube, and the upper end card of low tube is in the draw-in groove. This novel water piping connection structure adopts draw-in groove connected mode to connect, connects conveniently, firmly, and the leakproofness is good, then attaches lock nut and fixes, connects more firmly.
This practicality adopts draw-in groove connected mode to connect, and it is convenient to connect, then additional lock nut fixes, but in the use of reality, because the water pipe can often contact water, consequently its screw thread kneck rusts easily, and the rust of screw thread kneck can influence later stage staff to the change of demolising of water pipe, and the leakproofness of interconnect's water piping connection department is unstable in this practicality, in case screw thread connection department is not hard up, the phenomenon of leaking will appear in the water piping connection department, consequently needs a water pipe to use auto-lock coupling mechanism.
Disclosure of Invention
The invention aims to solve the problems that in the actual use process in the prior art, because a water pipe can often contact water, a threaded connector is easy to rust, the rust at the threaded connector can influence the later-period workers to remove and replace the water pipe, the sealing performance of the mutually connected water pipe connecting parts is unstable, and once the threaded connecting parts are loosened, the water pipe connecting parts can leak water.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-locking connecting mechanism for a water pipe comprises a water pipe A and a water pipe B, wherein the outer parts of the water pipe A and the water pipe B are respectively and fixedly connected with a connecting seat A and a connecting seat B, the outer part of the connecting seat A is provided with a self-locking connecting mechanism for connecting the connecting seat A and the connecting seat B, the outer part of the connecting seat B is axially and symmetrically provided with four connecting grooves, and the outer parts of the four connecting grooves are respectively and fixedly connected with a protective cover;
the sealing mechanism is used for sealing the connecting seat A and the connecting seat B, an elastic sealing gasket and an elastic sealing ring are fixedly connected to the outer side of the connecting seat A, the elastic sealing gasket is fixedly connected with the elastic sealing ring, and the elastic sealing gasket is far away from four extrusion rods which are fixedly connected with the outer portion of one side of the connecting seat A in an axial symmetry mode.
This auto-lock coupling mechanism for water pipe need not to use threaded connection can be connected water pipe A and water pipe B, and later stage staff can demolish the change to water pipe A and water pipe B fast, and the leakproofness of water pipe A and water pipe B junction is better.
The above technical solution further comprises:
auto-lock coupling mechanism includes that the axial symmetry sets up four outside auto-lock coupling assembling of elastic sealing gasket, every auto-lock coupling assembling all includes fixed connection and is in the board of inserting in the elastic sealing gasket outside, insert the board with connecting slot looks adaptation, the inside of inserting the board has seted up flutedly, the inside fixedly connected with fixed plate of recess, the both sides fixedly connected with reset spring of fixed plate, the through-hole has been seted up to the outside of fixed plate, the through-hole extends to connecting seat A's outside, reset spring symmetry fixed connection is in the both sides of fixed plate.
The two reset springs are far away from the sliding plates fixedly connected with one ends of the fixed plates, the sliding plates are slidably connected inside the grooves, the right-angle triangular fixture blocks are fixedly connected with the outer sides of the sliding plates, the right-angle triangular fixture blocks are slidably connected with the outer sides of the inserting plates, the right-angle triangular fixture blocks are fixedly connected with connecting ropes on one sides close to each other, when the right-angle triangular fixture blocks are continuously abutted to the connecting grooves, the inclined surfaces of the right-angle triangular fixture blocks can be extruded by the inner walls of the connecting grooves, and the right-angle triangular fixture blocks can slide and extrude the reset springs in the outer sides of the inserting plates.
Align respectively through four spread grooves with on four auto-lock coupling assembling on the connecting seat A and the connecting seat B, extrude connecting seat A and connecting seat B each other afterwards, until the equal joint of the triangular fixture block in right angle among four auto-lock coupling assembling in connecting seat B's the outside, can connect water pipe A and water pipe B.
The connecting device comprises an inserting plate, wherein the inserting plate is arranged on the inserting plate, the outer portion of the inserting plate is symmetrically and fixedly connected with fixing lugs, two wire winding rollers are rotatably connected between the two fixing lugs, two connecting ropes respectively wind around the two wire winding rollers and penetrate through holes, and the two wire winding rollers are used for changing the directions of the two connecting ropes.
The eight connecting ropes all extend to connecting seat A's outside and common fixedly connected with connecting cylinder A, connecting cylinder A's outside fixedly connected with connecting cylinder B, connecting cylinder A with the equal sliding connection of connecting cylinder B is in water pipe A's outside, and connecting cylinder B's outside evenly distributed has anti-skidding line.
Through outside sliding connection section of thick bamboo B, make connecting cylinder A drive two right angle triangular fixture blocks in every auto-lock coupling assembling through the connecting rope and all slide towards the direction that is close to each other, last outside sliding connection section of thick bamboo B can make water pipe A break away from with water pipe B.
The connecting device is characterized in that limiting grooves are symmetrically formed in the outer side of the connecting cylinder A, limiting assemblies used for fixing the connecting cylinder A are symmetrically arranged on the outer side of the connecting cylinder A, and the limiting assemblies are matched with the limiting grooves to be used for fixing the position of the connecting cylinder A.
The limiting assembly comprises a fixing column fixedly connected to the outer side of the connecting cylinder A, a fixing cap fixedly connected to the outer portion of the connecting cylinder A is far away from the fixing column, an outer damping sleeve is connected to the outer portion of the fixing column in a sliding mode, a butt spring is fixedly connected between the outer damping sleeve and the fixing column, a limiting rod used for being connected to the inner portion of the limiting groove in an inserting mode is rotatably connected to the outer portion of the outer damping sleeve, and certain damping performance is achieved between the outer side of the outer damping sleeve and the inner side of the limiting rod.
Through the joint of gag lever post and spacing groove, can firmly fix connecting cylinder A in water pipe A's outside, prevent that the staff mistake from sliding to connecting cylinder A and leading to four auto-lock coupling assembling's auto-lock effect to be relieved.
The sealing mechanism comprises a ring-shaped groove arranged on the outer side of the water pipe B, the elastic sealing ring can be inserted into the ring-shaped groove, two inner sides of the ring-shaped groove are respectively provided with an annular air bag, and one side of each of the two annular air bags is fixedly connected with the inner wall of the ring-shaped groove.
Sealing mechanism still includes that the axial symmetry sets up four mounting grooves in the water pipe B outside, every the sealed inflator of L shape is all installed to the inside of mounting groove, the inside sliding connection of the sealed inflator of L shape has the piston rod, and during the sliding piston pole, the inside gas density of the sealed inflator of L shape can change.
The outer part of the L-shaped sealing inflator is fixedly communicated with two pressurizing air pipes which are respectively communicated with the two annular air bags, and air in the L-shaped sealing inflator can enter the annular air bags through the two pressurizing air pipes, so that the two annular air bags gradually expand to clamp the elastic sealing ring, and gaps between the elastic sealing ring and the annular grooves are eliminated.
The invention has the following beneficial effects:
1. according to the invention, after the fixing action of the two limiting assemblies on the connecting cylinder A is released, the connecting cylinder B slides outwards, so that the connecting cylinder A drives the two right-angled triangular clamping blocks in each self-locking connecting assembly to slide towards the mutually approaching direction through the connecting rope, and the connecting cylinder B slides outwards continuously to separate the water pipe A from the water pipe B; through aligning respectively four spread grooves on four auto-lock coupling assembling and the connecting seat B with on the connecting seat A, extrude connecting seat A and connecting seat B each other afterwards, the equal joint in the outside of connecting seat B of three-edged fixture block in right angle in four auto-lock coupling assembling, the elastic sealing pad in the connecting seat A outside and the outside close extrusion contact of connecting seat B this moment, resume again afterwards and remove two spacing subassemblies to connecting cylinder A's fixed action, can connect water pipe A and water pipe B, this auto-lock coupling mechanism for water pipe need not to use threaded connection can connect water pipe A and water pipe B, and later stage staff can demolish the change to water pipe A and water pipe B fast.
2. According to the invention, the connecting cylinder A can be firmly fixed outside the water pipe A by clamping the limiting rod and the limiting groove, so that the self-locking action of the four self-locking connecting assemblies is prevented from being released due to the fact that a worker mistakenly slides to the connecting cylinder A, and the water pipe A and the water pipe B are prevented from accidentally falling off.
3. According to the invention, the connecting seat A and the connecting seat B are mutually squeezed to enable the elastic sealing ring to completely enter the annular groove, the four squeezing rods just contact the four piston rods, then the connecting seat A and the connecting seat B are continuously and mutually squeezed, the four squeezing rods can push the four piston rods to squeeze gas in the four L-shaped sealing air cylinders, the compressed gas in each L-shaped sealing air cylinder can fixedly communicate with the two pressurizing air pipes through the outside of the L-shaped sealing air cylinder to enter the two annular air bags, so that the two annular air bags gradually expand to clamp the elastic sealing ring, a gap between the elastic sealing ring and the annular groove is eliminated, and the sealing property of the joint of the water pipe A and the water pipe B is ensured.
Drawings
Fig. 1 is a schematic structural view of a self-locking connection mechanism for a water pipe according to the present invention;
FIG. 2 is a schematic structural view of a water pipe A and a connecting seat A in the present invention;
FIG. 3 is a schematic structural view of the self-locking connecting mechanism of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
FIG. 5 is a schematic side sectional view of the self-locking connection assembly of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 3;
FIG. 7 is an enlarged view of the structure at C in FIG. 3;
FIG. 8 is a schematic view of a water pipe B connecting seat B according to the present invention;
FIG. 9 is a schematic side sectional view of the connecting seat B of the present invention;
fig. 10 is an enlarged view of the structure at D in fig. 9.
In the figure: 1. a water pipe A; 2. a water pipe B; 3. a connecting seat A; 4. a connecting seat B; 5. a self-locking connection mechanism; 51. a self-locking connection assembly; 510. an insert plate; 511. a groove; 512. a fixing plate; 513. a return spring; 514. a through hole; 515. a sliding plate; 516. a right-angle triangular fixture block; 517. connecting ropes; 518. a fixing lug; 519. a winding roller; 52. a connecting cylinder A; 53. a connecting cylinder B; 54. a limiting groove; 55. a limiting component; 551. fixing the column; 552. a fixing cap; 553. an outer damping sleeve; 554. an abutment spring; 555. a limiting rod; 6. connecting grooves; 7. a protective cover; 8. a sealing mechanism; 81. an annular groove; 82. an annular air bag; 83. mounting grooves; 84. an L-shaped sealing air cylinder; 85. a piston rod; 86. pressurizing the air pipe; 9. an elastic sealing gasket; 10. an elastic sealing ring; 11. the rod is squeezed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention.
Example one
As shown in fig. 1-8, the self-locking connection mechanism for the water pipe provided by the invention comprises a water pipe A1 and a water pipe B2, wherein the outsides of the water pipe A1 and the water pipe B2 are respectively and fixedly connected with a connecting seat A3 and a connecting seat B4, the end part of the water pipe A1 is aligned with the end part of the connecting seat A3, the end part of the water pipe B2 is aligned with the end part of the connecting seat B4, the connecting seat A3 is detachably connected with the connecting seat B4, the outside of the connecting seat A3 is provided with a self-locking connection mechanism 5 for connecting the connecting seat A3 with the connecting seat B4, the outside of the connecting seat B4 is axially and symmetrically provided with four connection grooves 6, the outsides of the four connection grooves 6 are fixedly connected with a protective cover 7, and the protective cover 7 is used for protecting a right-angle triangular fixture block 516;
a sealing mechanism 8 for sealing the connecting seat A3 and the connecting seat B4 is arranged outside the connecting seat B4, an elastic sealing gasket 9 and an elastic sealing ring 10 are fixedly connected to the outer side of the connecting seat A3, the elastic sealing gasket 9 is fixedly connected with the elastic sealing ring 10, the elastic sealing gasket 9 is used for ensuring the sealing property between the connecting seat A3 and the connecting seat B4, four extrusion rods 11 are axially and fixedly connected to the outer part of one side of the elastic sealing gasket 9, which is far away from the connecting seat A3, and the four extrusion rods 11 are used for extruding four piston rods 85;
the self-locking connecting mechanism 5 comprises four self-locking connecting components 51 which are arranged outside the elastic sealing gasket 9 in an axial symmetry manner, each self-locking connecting component 51 comprises an inserting plate 510 fixedly connected to the outer side of the elastic sealing gasket 9, the inserting plate 510 is matched with the connecting groove 6, a groove 511 is formed in the inserting plate 510, a fixing plate 512 is fixedly connected to the inner part of the groove 511, return springs 513 are fixedly connected to two sides of the fixing plate 512, the return springs 513 are fixedly connected to two sides of the fixing plate 512 in a symmetrical manner, through holes 514 are formed in the outer part of the fixing plate 512, and the through holes 514 extend to the outer part of the connecting seat A3;
one ends, far away from the fixed plate 512, of the two return springs 513 are fixedly connected with sliding plates 515, the two sliding plates 515 are both connected inside the grooves 513 in a sliding manner, the outer sides of the two sliding plates 515 are both fixedly connected with right-angle triangular fixture blocks 516, the two right-angle triangular fixture blocks 516 are both connected outside the insertion plate 510 in a sliding manner, the contact surfaces of the two right-angle triangular fixture blocks 516 and the insertion plate 510 are relatively smooth, when the right-angle triangular fixture blocks 516 are continuously abutted against the connecting grooves 6, the inclined surfaces of the right-angle triangular fixture blocks 516 are extruded by the inner walls of the connecting grooves 6, and one sides, close to each other, of the two right-angle triangular fixture blocks 516 are both fixedly connected with connecting ropes 517;
the outer parts of the insertion plates 510 are symmetrically and fixedly connected with fixed lugs 518, two winding rollers 519 are rotatably connected between the two fixed lugs 518, two connecting ropes 516 respectively wind around the two winding rollers 519 and pass through the through holes 514, and the two winding rollers 519 are used for changing the directions of the two connecting ropes 517;
the eight connecting ropes 517 all extend to the outside of the connecting seat A3 and are fixedly connected with a connecting cylinder A52 together, the outer side of the connecting cylinder A52 is fixedly connected with a connecting cylinder B53, the connecting cylinder A52 and the connecting cylinder B53 are both connected to the outside of the water pipe A1 in a sliding mode, anti-skidding threads are uniformly distributed on the outside of the connecting cylinder B53, limiting grooves 54 are symmetrically formed in the outer side of the connecting cylinder A52, and limiting assemblies 55 for fixing the connecting cylinder A52 are symmetrically arranged on the outside of the connecting seat A3;
the limiting assembly 55 comprises a fixing column 551 fixedly connected to the outer side of the connecting cylinder A52, a fixing cap 552 fixedly connected to the outer side of the connecting cylinder A52 and far away from the fixing column 551, an outer damping sleeve 553 is slidably connected to the outer side of the fixing column 551, an abutting spring 554 is fixedly connected between the outer damping sleeve 553 and the fixing column 551, a limiting rod 555 used for being inserted into the limiting groove 54 is rotatably connected to the outer side of the outer damping sleeve 553, and certain damping performance is achieved between the outer side of the outer damping sleeve 553 and the inner side of the limiting rod 555.
In this embodiment, when the water pipe A1 and the water pipe B2 need to be detached and replaced, the fixing effect of the two limiting assemblies 55 on the connecting cylinder a52 needs to be firstly released, and here, the operation steps of one limiting assembly 55 are taken as an example: the limiting rod 555 is slid upwards, the limiting rod 555 drives the outer damping sleeve 553 to slide upwards to compress the abutting spring 554, the limiting rod 555 is slid upwards continuously until the limiting rod 555 is separated from the limiting groove 54 on the connecting cylinder A52, then the limiting rod 555 is rotated, the limiting rod 555 is not aligned with the limiting groove 54 any more, the fixing effect of one limiting assembly 55 on the connecting cylinder A52 can be relieved, and the operation steps of the other limiting assembly 55 are the same;
the connecting cylinder B53 is slid outwards again, so that the connecting cylinder A52 drives the two right-angle triangular fixture blocks 516 in each self-locking connecting assembly 51 to slide towards the direction of approaching each other through the eight connecting ropes 517, when the two right-angle triangular fixture blocks 516 cannot slide towards the direction of approaching each other again, the connecting cylinder B53 is slid outwards continuously, the connecting cylinder B53 drives the connecting seat A3 to be separated from the connecting seat B4, and the water pipe A1 is separated from the water pipe B2;
then, the four self-locking connection assemblies 51 on the new connection seat A3 are respectively aligned with the four connecting grooves 6 on the connection seat B4, and then the connection seat A3 and the connection seat B4 are mutually squeezed, the inclined plane of the right-angle triangular fixture block 516 can be squeezed by the inner wall of the connecting groove 6 and enters the inside of the connecting groove 6, when the right-angle triangular fixture block 516 is separated from the inside of the connecting groove 6, the compressed reset spring 513 can assist the right-angle triangular fixture block 516 to reset, so that the right-angle triangular fixture block 516 enters the inside of the protective cover 7 and is clamped on the outer side of the connection seat B4, and when the right-angle triangular fixture blocks 516 in the four self-locking connection assemblies 51 are all clamped on the outer side of the connection seat B4, the elastic sealing gasket 9 on the outer side of the connection seat A3 can be tightly squeezed in contact with the outer side of the connection seat B4;
rotate again afterwards and resume and remove two spacing subassemblies 55 fixed action to connecting cylinder A52, can connect new water pipe A1 and water pipe B2, this auto-lock coupling mechanism for water pipe need not to use threaded connection can connect water pipe A1 and water pipe B2, and later stage staff can demolish the change to water pipe A1 and water pipe B2 fast.
Example two
As shown in fig. 1-2 and fig. 8-10, based on the first embodiment, the sealing mechanism 8 includes an annular groove 81 formed on the outer side of the water pipe B2, the elastic sealing ring 10 can be inserted into the annular groove 81, the annular air bags 82 are disposed on both inner sides of the annular groove 81, and when the elastic sealing ring 10 enters the annular groove 81, the elastic sealing ring 10 is also located between the two annular air bags 82;
the sealing mechanism 8 further comprises four mounting grooves 83 which are axially symmetrically arranged on the outer side of the water pipe B2, an L-shaped sealing air cylinder 84 is mounted inside each mounting groove 83, a piston rod 85 is slidably connected inside the L-shaped sealing air cylinder 84, two pressurizing air pipes 86 are fixedly communicated with the outside of the L-shaped sealing air cylinder 84, the two pressurizing air pipes 86 are respectively communicated with the two annular air bags 82, air inside the L-shaped sealing air cylinder 84 can enter the annular air bags 82 through the two pressurizing air pipes 86, and the two annular air bags 82 are gradually expanded to clamp the elastic sealing ring 10, so that gaps between the elastic sealing ring 10 and the annular groove 81 are eliminated.
In this embodiment, after the connecting seat A3 and the connecting seat B4 are pressed against each other to make the elastic sealing ring 10 completely enter the inside of the annular groove 81, the four pressing rods 11 at this time just contact the four piston rods 85, and then the connecting seat A3 and the connecting seat B4 are continuously pressed against each other, the four pressing rods 11 push the four piston rods 85 to press the gas inside the four L-shaped sealing cylinders 84, and the compressed gas inside each L-shaped sealing cylinder 84 enters the inside of the two annular airbags 82 through the two pressurized gas pipes 86 fixedly connected to the outside thereof, so that the two annular airbags 82 gradually expand to clamp the elastic sealing ring 10, thereby eliminating the gap between the elastic sealing ring 10 and the annular groove 81, and ensuring the sealing performance at the connection between the water pipe A1 and the water pipe B2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The self-locking connecting mechanism for the water pipe comprises a water pipe A (1) and a water pipe B (2), and is characterized in that the outer parts of the water pipe A (1) and the water pipe B (2) are respectively and fixedly connected with a connecting seat A (3) and a connecting seat B (4), a self-locking connecting mechanism (5) used for connecting the connecting seat A (3) and the connecting seat B (4) is arranged on the outer part of the connecting seat A (3), four connecting grooves (6) are axially symmetrically formed in the outer part of the connecting seat B (4), and a protective cover (7) is fixedly connected to the outer parts of the four connecting grooves (6);
the outside of connecting seat B (4) is provided with and is used for sealing connecting seat A (3) with sealing mechanism (8) of connecting seat B (4), the outside fixed connection of connecting seat A (3) has elastic sealing pad (9) and elastic sealing circle (10), elastic sealing pad (9) with elastic sealing circle (10) fixed connection, elastic sealing pad (9) are kept away from four extrusion poles (11) of the outside axial symmetry fixed connection in one side of connecting seat A (3).
2. The self-locking connection mechanism for the water pipe is characterized in that the self-locking connection mechanism (5) comprises four self-locking connection assemblies (51) which are axially symmetrically arranged outside the elastic sealing gasket (9), each self-locking connection assembly (51) comprises an insertion plate (510) fixedly connected to the outer side of the elastic sealing gasket (9), the insertion plates (510) are matched with the connection grooves (6), a groove (511) is formed in the insertion plate (510), a fixing plate (512) is fixedly connected to the inner part of the groove (511), return springs (513) are fixedly connected to two sides of the fixing plate (512), a through hole (514) is formed in the outer part of the fixing plate (512), and the through hole (514) extends to the outer part of the connection seat A (3).
3. The self-locking connecting mechanism for the water pipe as claimed in claim 2, wherein one end of each of the two return springs (513) far away from the fixed plate (512) is fixedly connected with a sliding plate (515), each of the two sliding plates (515) is slidably connected inside the groove (513), the outer sides of each of the two sliding plates (515) are fixedly connected with a triangular right-angled fixture block (516), each of the two triangular right-angled fixture blocks (516) is slidably connected with the outer side of the insertion plate (510), and one side of each of the two triangular right-angled fixture blocks (516) close to each other is fixedly connected with a connecting rope (517).
4. The self-locking connection mechanism for the water pipe is characterized in that fixing lugs (518) are symmetrically and fixedly connected to the outer portion of the insertion plate (510), two winding rollers (519) are rotatably connected between the two fixing lugs (518), and the two connection ropes (516) respectively pass around the two winding rollers (519) and pass through the through hole (514).
5. The self-locking connection mechanism for the water pipe according to claim 4, wherein eight connection ropes (517) extend to the outside of the connection seat A (3) and are fixedly connected with a connection cylinder A (52) together, the outer side of the connection cylinder A (52) is fixedly connected with a connection cylinder B (53), and the connection cylinder A (52) and the connection cylinder B (53) are slidably connected to the outside of the water pipe A (1).
6. The self-locking connection mechanism for the water pipe is characterized in that limiting grooves (54) are symmetrically formed in the outer side of the connection barrel A (52), and limiting assemblies (55) used for fixing the connection barrel A (52) are symmetrically arranged on the outer portion of the connection seat A (3).
7. The self-locking connection mechanism for the water pipe is characterized in that the limiting assembly (55) comprises a fixing column (551) fixedly connected to the outer side of the connecting cylinder A (52), a fixing cap (552) is fixedly connected to the outer portion, away from the connecting cylinder A (52), of the fixing column (551), an outer damping sleeve (553) is slidably connected to the outer portion of the fixing column (551), an abutting spring (554) is fixedly connected between the outer damping sleeve (553) and the fixing column (551), and a limiting rod (555) used for being plugged into the limiting groove (54) is rotatably connected to the outer portion of the outer damping sleeve (553).
8. The self-locking connecting mechanism for the water pipe is characterized in that the sealing mechanism (8) comprises an annular groove (81) formed in the outer side of the water pipe B (2), the elastic sealing ring (10) can be inserted into the annular groove (81), and annular air bags (82) are arranged on the two inner sides of the annular groove (81).
9. The self-locking connection mechanism for the water pipe according to claim 8, wherein the sealing mechanism (8) further comprises four mounting grooves (83) axially symmetrically arranged on the outer side of the water pipe B (2), an L-shaped sealing air cylinder (84) is mounted inside each mounting groove (83), and a piston rod (85) is slidably connected inside each L-shaped sealing air cylinder (84).
10. The self-locking connection mechanism for the water pipe according to claim 9, wherein two pressurized air pipes (86) are fixedly communicated with the outside of the L-shaped sealing air cylinder (84), and the two pressurized air pipes (86) are respectively communicated with the two annular air bags (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210807497.2A CN115218047B (en) | 2022-07-11 | 2022-07-11 | Self-locking connecting mechanism for water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210807497.2A CN115218047B (en) | 2022-07-11 | 2022-07-11 | Self-locking connecting mechanism for water pipe |
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| CN205859437U (en) * | 2016-06-08 | 2017-01-04 | 国家电网公司 | Oil filter pipeline simple and fast attachment means |
| CN210623891U (en) * | 2019-09-24 | 2020-05-26 | 天津鑫泽昊钢塑复合管有限公司 | Connecting piece of steel-plastic composite pipe |
| CN212959472U (en) * | 2020-06-15 | 2021-04-13 | 沈阳博研铁路车辆配件有限公司 | Self-locking fastening bolt |
| CN215522352U (en) * | 2021-06-24 | 2022-01-14 | 云南浩翔建设工程有限公司 | Drainage pipe of hydraulic engineering antiseep |
| CN215635628U (en) * | 2021-06-17 | 2022-01-25 | 重庆市慧平管业有限公司 | Quick-operation joint PVC plastics water pipe |
| CN216279968U (en) * | 2021-11-01 | 2022-04-12 | 聊城市磊鑫金属制品有限公司 | Threaded seamless steel pipe |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205859437U (en) * | 2016-06-08 | 2017-01-04 | 国家电网公司 | Oil filter pipeline simple and fast attachment means |
| CN210623891U (en) * | 2019-09-24 | 2020-05-26 | 天津鑫泽昊钢塑复合管有限公司 | Connecting piece of steel-plastic composite pipe |
| CN212959472U (en) * | 2020-06-15 | 2021-04-13 | 沈阳博研铁路车辆配件有限公司 | Self-locking fastening bolt |
| CN215635628U (en) * | 2021-06-17 | 2022-01-25 | 重庆市慧平管业有限公司 | Quick-operation joint PVC plastics water pipe |
| CN215522352U (en) * | 2021-06-24 | 2022-01-14 | 云南浩翔建设工程有限公司 | Drainage pipe of hydraulic engineering antiseep |
| CN216279968U (en) * | 2021-11-01 | 2022-04-12 | 聊城市磊鑫金属制品有限公司 | Threaded seamless steel pipe |
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| CN115218047B (en) | 2023-12-29 |
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