CN115218047B - Self-locking connecting mechanism for water pipe - Google Patents
Self-locking connecting mechanism for water pipe Download PDFInfo
- Publication number
- CN115218047B CN115218047B CN202210807497.2A CN202210807497A CN115218047B CN 115218047 B CN115218047 B CN 115218047B CN 202210807497 A CN202210807497 A CN 202210807497A CN 115218047 B CN115218047 B CN 115218047B
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- Prior art keywords
- water pipe
- outside
- connecting seat
- fixedly connected
- self
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 70
- 238000013016 damping Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 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
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 outer part of the connecting seat A is provided with the self-locking connecting mechanism, the outer part of the connecting seat B is axially symmetrically provided with four connecting grooves, the outer parts of the four connecting grooves are fixedly connected with a protective cover, the outer part of the connecting seat B is provided with a sealing mechanism, and the outer side of the connecting seat A is fixedly connected with an elastic sealing gasket and an elastic sealing ring. In the invention, the following components are added: 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 removed and replaced; the two annular air bags can eliminate gaps between the elastic sealing ring and the annular groove, so that the tightness 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 connection mechanism for a water pipe.
Background
In pipe connections, the interconnecting water pipes must ensure a stable sealing and a reliable locking of the connection.
Through retrieving, chinese patent No. CN 210716390U's utility patent discloses "a novel water piping connection structure", including upper pipe and lower pipe, the lower extreme of upper pipe is equipped with external screw thread interface, external screw thread interface's inboard is equipped with the draw-in groove, the upper end of lower pipe is pegged graft in external screw thread interface's inside, and the upper end card of lower pipe is in the draw-in groove. This novel water piping connection structure adopts draw-in groove connected mode to connect, and convenient connection, firm, the leakproofness is good, then attaches lock nut and fixes, and the connection is more firm.
This practicality is connected through adopting the draw-in groove connected mode, and is convenient to connect, then attaches lock nut and fixes, but in actual use, because the water pipe can often contact water, consequently its screwed joint department rust easily, and screwed joint department rust can influence later stage staff to the demolishment of water pipe change, and the leakproofness of interconnect's water piping connection department in this practicality is unstable, in case screwed joint department becomes flexible, the phenomenon that water leakage will appear in water piping connection department, consequently needs a self-locking coupling mechanism for water pipe.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, water is often contacted with water in the actual use process, so that a threaded joint is easy to rust, the rust at the threaded joint can affect the dismantling and replacement of the water pipe by later workers, the sealing performance of the water pipe connection parts connected with each other is unstable, and the water leakage phenomenon occurs at the water pipe connection parts once the threaded connection parts are loose.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the self-locking connecting mechanism for the water pipe comprises a water pipe A and a water pipe B, wherein a connecting seat A and a connecting seat B are fixedly connected to the outer parts of the water pipe A and the water pipe B respectively, the self-locking connecting mechanism for connecting the connecting seat A and the connecting seat B is arranged on the outer part of the connecting seat A, four connecting grooves are formed in the outer part of the connecting seat B in an axisymmetric mode, and protective covers are fixedly connected to the outer parts of the four connecting grooves;
the outside of connecting seat B is provided with and is used for sealing connecting seat A with connecting seat B's sealing mechanism, connecting seat A's outside fixedly connected with elastic sealing gasket and elastic sealing washer, elastic sealing gasket with elastic sealing washer fixed connection, elastic sealing gasket keeps away from connecting seat A's one side outside axisymmetric fixedly connected with four extrusion bars.
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 water pipe A and water pipe B fast and change, and water pipe A and water pipe B junction's leakproofness is better.
The technical scheme further comprises the following steps:
the self-locking connecting mechanism comprises four self-locking connecting assemblies which are axially symmetrically arranged outside the elastic sealing gasket, each self-locking connecting assembly comprises an inserting plate which is fixedly connected to the outer side of the elastic sealing gasket, the inserting plate is matched with the connecting groove, a groove is formed in the inserting plate, a fixing plate is fixedly connected to the inside of the groove, reset springs are fixedly connected to the two sides of the fixing plate, through holes are formed in the outer portion of the fixing plate, the through holes extend to the outer portion of the connecting seat A, and the reset springs are symmetrically and fixedly connected to the two sides of the fixing plate.
Two reset spring keeps away from the equal fixedly connected with sliding plate of one end of fixed plate, two equal sliding connection of sliding plate is in the inside of recess, two the equal fixedly connected with right angle triangular block in the outside of sliding plate, two the equal sliding connection of right angle triangular block is in the outside of inserting the board, two the equal fixedly connected with connecting rope in one side that right angle triangular block is close to each other, when right angle triangular block and spread groove last the butt, the inclined plane of right angle triangular block can receive the extrusion of spread groove inner wall for right angle triangular block slides in the outside of inserting the board and extrudees reset spring.
Through aligning respectively four auto-lock coupling assembling on connecting seat A with four spread grooves on the connecting seat B, extrusion connecting seat A and connecting seat B each other later until the equal joint of right angle triangular fixture block among four auto-lock coupling assembling in the outside of connecting seat B, can connect water pipe A and water pipe B.
The outside of inserting the board is all symmetry fixedly connected with fixed lug, two rotate between the fixed lug and be connected with two winding rollers, two the connecting rope walk around respectively two the winding rollers and pass the through-hole, two winding rollers are used for changing the direction of two connecting ropes.
Eight connecting ropes all extend to the outside of connecting seat A and common fixedly connected with connecting cylinder A, connecting cylinder A's outside fixedly connected with connecting cylinder B, connecting cylinder A with connecting cylinder B all sliding connection is in water pipe A's outside, and connecting cylinder B's outside evenly distributed has anti-skidding line.
Through outwards sliding the connecting cylinder B, the connecting cylinder A drives two right-angle triangular clamping blocks in each self-locking connecting assembly to slide towards the direction close to each other through the connecting rope, and the water pipe A and the water pipe B can be separated by continuously outwards sliding the connecting cylinder B.
Limiting grooves are symmetrically formed in the outer side of the connecting cylinder A, limiting components used for fixing the connecting cylinder A are symmetrically arranged on the outer side of the connecting seat A, and the positions of the connecting cylinder A can be fixed through the cooperation of the limiting components and the limiting grooves.
The limiting component comprises a fixed column fixedly connected to the outer side of the connecting cylinder A, the fixed column is far away from an outer fixedly connected with fixing cap of the connecting cylinder A, an outer damping sleeve is connected to the outer portion of the fixed column in a sliding mode, an abutting spring is fixedly connected between the outer damping sleeve and the fixed column, a limiting rod used for being inserted into the limiting groove is connected to the outer portion of the outer damping sleeve in a rotating mode, and a 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 staff from sliding to connecting cylinder A by mistake and lead to four self-locking coupling assembling's self-locking effect to be relieved.
The sealing mechanism comprises an annular groove formed in the outer side of the water pipe B, the elastic sealing ring can be inserted into the annular groove, annular air bags are arranged on the two inner sides of the annular groove, and one sides of the two annular air bags are fixedly connected with the inner wall of the annular groove.
The sealing mechanism further comprises four mounting grooves which are axially symmetrically arranged on the outer side of the water pipe B, each mounting groove is internally provided with an L-shaped sealing air cylinder, the inner part of the L-shaped sealing air cylinder is slidably connected with a piston rod, and when the piston rod is slid, the gas density in the L-shaped sealing air cylinder can be changed.
The outside of L shape sealed inflator is fixed to be linked together and is had two pressurization trachea, two pressurization trachea respectively with two annular gasbag intercommunication, the inside gaseous accessible two pressurization trachea of L shape sealed inflator enters into annular gasbag's inside, makes two annular gasbags expand gradually and press from both sides tight elastic sealing circle to eliminate the gap between elastic sealing circle and the ring channel.
The invention has the following beneficial effects:
1. according to the self-locking connecting assembly, after the fixing effect of the two limiting assemblies on the connecting cylinder A is released, the connecting cylinder B is outwards slid, so that the connecting cylinder A drives the two right-angle triangular clamping blocks in each self-locking connecting assembly to slide towards the direction close to each other through the connecting rope, and the water pipe A and the water pipe B can be separated by continuously outwards sliding the connecting cylinder B; through aligning respectively four auto-lock coupling assembling on connecting seat A with four spread grooves on the connecting seat B, then mutual extrusion connecting seat A and connecting seat B, until the equal joint of right angle triangular block in four auto-lock coupling assembling in the outside at connecting seat B, the elastic sealing pad in the connecting seat A outside closely extrudees the contact with connecting seat B's outside, resume afterwards and release two spacing subassemblies and to connecting tube A's fixed action, can connect well water pipe A and water pipe B, this water pipe need not to use self-locking coupling mechanism and can connect well water pipe A and water pipe B to threaded connection, and later stage staff can demolish change 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 through the clamping connection of the limiting rod and the limiting groove, so that the self-locking effect of the four self-locking connecting components is relieved due to the fact that a worker slides the connecting cylinder A by mistake is prevented, and the water pipe A and the water pipe B are prevented from falling off accidentally.
3. According to the invention, the elastic sealing ring completely enters the annular groove through mutually extruding the connecting seat A and the connecting seat B, at the moment, the four extruding rods just contact the four piston rods, then the four extruding rods continuously mutually extrude the connecting seat A and the connecting seat B, the four extruding rods push the four piston rods to extrude the gas in the four L-shaped sealed air cylinders, and the compressed gas in each L-shaped sealed air cylinder is fixedly communicated with two pressurizing air pipes through the outer parts of the two L-shaped sealed air cylinders to enter the two annular air bags, so that the two annular air bags gradually expand and clamp the elastic sealing ring, and therefore gaps between the elastic sealing ring and the annular groove are eliminated, and the tightness 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 connection seat a in the present invention;
FIG. 3 is a schematic diagram of a self-locking connection mechanism according to the present invention;
FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;
FIG. 5 is a schematic side sectional view of the self-locking connection assembly of the present invention;
FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 3;
FIG. 7 is an enlarged schematic view of the structure of FIG. 3 at C;
fig. 8 is a schematic structural view of a water pipe B connection seat B in the present invention;
FIG. 9 is a schematic side sectional view of a connecting seat B according to the present invention;
fig. 10 is an enlarged schematic 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 connecting mechanism; 51. a self-locking connection assembly; 510. an insertion 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 clamping block; 517. a connecting rope; 518. a fixing lug; 519. a wire winding roller; 52. a connecting cylinder A; 53. a connecting cylinder B; 54. a limit groove; 55. a limit component; 551. fixing the column; 552. a fixing cap; 553. an outer damping sleeve; 554. abutting against the spring; 555. a limit rod; 6. a connecting groove; 7. a protective cover; 8. a sealing mechanism; 81. an annular groove; 82. an annular air bag; 83. a mounting groove; 84. l-shaped sealed inflator; 85. a piston rod; 86. a pressurized air tube; 9. an elastic sealing gasket; 10. an elastic sealing ring; 11. and extruding the rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, are intended to fall within the scope of the present invention.
Example 1
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 outside of the water pipe A1 and the outside of the water pipe B2 are fixedly connected with a connection seat A3 and a connection seat B4 respectively, the water pipe A1 is aligned with the end part of the connection seat A3, the water pipe B2 is aligned with the end part of the connection seat B4, the connection seat A3 and the connection seat B4 are detachably connected, the outside of the connection seat A3 is provided with a self-locking connection mechanism 5 for connecting the connection seat A3 and the connection seat B4, the outside of the connection seat B4 is provided with four connection grooves 6 in axisymmetry, the outside of the four connection grooves 6 is fixedly connected with a protection cover 7, and the protection cover 7 is used for protecting a right-angle triangular clamping block 516;
the outside of the connecting seat B4 is provided with a sealing mechanism 8 for sealing the connecting seat A3 and the connecting seat B4, the outer side of the connecting seat A3 is fixedly connected with an elastic sealing gasket 9 and an elastic sealing ring 10, the elastic sealing gasket 9 is fixedly connected with the elastic sealing ring 10, the elastic sealing gasket 9 is used for guaranteeing the tightness between the connecting seat A3 and the connecting seat B4, four extrusion rods 11 are fixedly connected with the outer side of one side of the elastic sealing gasket 9 far away from the connecting seat A3 in an axisymmetric manner, 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 assemblies 51 which are axially symmetrically arranged outside the elastic sealing gasket 9, each self-locking connecting assembly 51 comprises an inserting plate 510 fixedly connected to the outer side of the elastic sealing gasket 9, the inserting plates 510 are matched with the connecting grooves 6, grooves 511 are formed in the inserting plates 510, fixing plates 512 are fixedly connected to the inner parts of the grooves 511, reset springs 513 are fixedly connected to the two sides of the fixing plates 512, the reset springs 513 are symmetrically and fixedly connected to the two sides of the fixing plates 512, through holes 514 are formed in the outer parts of the fixing plates 512, and the through holes 514 extend to the outer parts of the connecting seats A3;
the two return springs 513 are fixedly connected with the sliding plates 515 at the ends far away from the fixed plate 512, the two sliding plates 515 are fixedly connected with the right-angle triangular clamping blocks 516 in the grooves 511 in a sliding mode, the two right-angle triangular clamping blocks 516 are fixedly connected with the outer sides of the inserting plates 510 in a sliding mode, the contact surfaces of the two right-angle triangular clamping blocks 516 and the inserting plates 510 are smooth, when the right-angle triangular clamping blocks 516 are continuously abutted to the connecting grooves 6, the inclined surfaces of the right-angle triangular clamping blocks 516 are extruded by the inner walls of the connecting grooves 6, and connecting ropes 517 are fixedly connected to one sides, close to each other, of the two right-angle triangular clamping blocks 516;
the outer parts of the insertion plates 510 are symmetrically and fixedly connected with fixing lugs 518, two winding rollers 519 are rotatably connected between the two fixing lugs 518, two connecting ropes 517 respectively bypass 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;
eight connecting ropes 517 extend to the outside of the connecting seat A3 and are fixedly connected with a connecting cylinder A52 together, the outside of the connecting cylinder A52 is fixedly connected with a connecting cylinder B53, the connecting cylinder A52 and the connecting cylinder B53 are both in sliding connection with the outside of the water pipe A1, anti-skid patterns are uniformly distributed on the outside of the connecting cylinder B53, limit grooves 54 are symmetrically formed on the outside of the connecting cylinder A52, and limit assemblies 55 for fixing the connecting cylinder A52 are symmetrically arranged on the outside of the connecting seat A3;
the spacing subassembly 55 includes fixed column 551 of fixed connection in the connecting cylinder A52 outside, and the outside fixedly connected with fixed cap 552 that connecting cylinder A52 was kept away from to the fixed column 551, and the outside sliding connection of fixed column 551 has outer damping cover 553, fixedly connected with butt spring 554 between outer damping cover 553 and the fixed column 551, and the outside rotation of outer damping cover 553 is connected with and is used for pegging graft the gag lever post 555 in the spacing groove 54 inside, has certain damping nature between the outside of outer damping cover 553 and the inboard of gag lever post 555.
In this embodiment, when the water pipe A1 and the water pipe B2 need to be disassembled and replaced, the fixing effect of the two limiting assemblies 55 on the connecting cylinder a52 is first released, and the operation steps of one limiting assembly 55 are taken as an example: the limiting rod 555 is slid upwards, so that the limiting rod 555 drives the outer damping sleeve 553 to slide upwards to compress and abut against the spring 554, the limiting rod 555 is continuously slid upwards until the limiting rod 555 is separated from the limiting groove 54 on the connecting cylinder A52, and then the limiting rod 555 is rotated, so that the limiting rod 555 is not aligned with the limiting groove 54 any more, the fixing effect of one limiting component 55 on the connecting cylinder A52 can be relieved, and the operation steps of the other limiting component 55 are the same;
the connecting cylinder B53 is slid outwards, so that the connecting cylinder A52 drives the two right-angle triangular clamping blocks 516 in each self-locking connecting assembly 51 to slide towards the direction close to each other through eight connecting ropes 517 respectively, when the two right-angle triangular clamping blocks 516 cannot slide towards the direction close to each other any more, the connecting cylinder B53 is slid outwards continuously at the moment, the connecting cylinder B53 drives the connecting seat A3 to be separated from the connecting seat B4, and the water pipe A1 can be separated from the water pipe B2 at the moment;
the four self-locking connecting assemblies 51 on the new connecting seat A3 are respectively aligned with the four connecting grooves 6 on the connecting seat B4, then the connecting seat A3 and the connecting seat B4 are mutually extruded, the inclined surfaces of the right-angle triangular clamping blocks 516 are extruded by the inner walls of the connecting grooves 6 and enter the inside of the connecting grooves 6, when the right-angle triangular clamping blocks 516 are separated from the inside of the connecting grooves 6, the compressed return springs 513 assist the right-angle triangular clamping blocks 516 to return, so that the right-angle triangular clamping blocks 516 enter the inside of the protective cover 7 and are clamped on the outer side of the connecting seat B4, and when the right-angle triangular clamping blocks 516 in the four self-locking connecting assemblies 51 are clamped on the outer side of the connecting seat B4, the elastic sealing gasket 9 on the outer side of the connecting seat A3 is tightly extruded and contacted with the outer side of the connecting seat B4;
then the fixing effect of the two limiting assemblies 55 on the connecting cylinder A52 is relieved through the rotation restoration, the new water pipe A1 and the new water pipe B2 can be connected, the water pipe A1 and the water pipe B2 can be connected through the self-locking connecting mechanism for the water pipe without using threaded connection, and later workers can quickly dismantle and replace the water pipe A1 and the water pipe B2.
Example two
As shown in fig. 1-2 and fig. 8-10, based on the first embodiment, the sealing mechanism 8 comprises 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, annular air bags 82 are arranged on the two 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 just positioned between the two annular air bags 82;
the sealing mechanism 8 further comprises four mounting grooves 83 axially symmetrically formed in the outer side of the water pipe B2, each mounting groove 83 is internally provided with an L-shaped sealing air cylinder 84, a piston rod 85 is slidably connected to the inside of each L-shaped sealing air cylinder 84, two pressurizing air pipes 86 are fixedly communicated with the outside of each L-shaped sealing air cylinder 84, the two pressurizing air pipes 86 are respectively communicated with the two annular air bags 82, and air in the L-shaped sealing air cylinders 84 can enter the annular air bags 82 through the two pressurizing air pipes 86, so that the two annular air bags 82 gradually expand to clamp the elastic sealing ring 10, and gaps between the elastic sealing ring 10 and the annular grooves 81 are eliminated.
In this embodiment, after the elastic sealing ring 10 completely enters the annular groove 81 by mutually extruding the connecting seat A3 and the connecting seat B4, the four extruding rods 11 at this time just contact the four piston rods 85, and then continuously mutually extruding the connecting seat A3 and the connecting seat B4, the four extruding rods 11 push the four piston rods 85 to extrude the gas inside the four L-shaped sealed air cylinders 84, and the compressed gas inside each L-shaped sealed air cylinder 84 enters the inside of the two annular air bags 82 through the two pressurizing air pipes 86 fixedly communicated with the outside of the compressed air cylinders, so that the two annular air bags 82 gradually expand and clamp the elastic sealing ring 10, thereby eliminating the gap between the elastic sealing ring 10 and the annular groove 81, and ensuring the tightness of the joint of the water pipe A1 and the water pipe B2.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a self-locking coupling mechanism for water pipe, includes water pipe A (1) and water pipe B (2), its characterized in that, water pipe A (1) with the outside of water pipe B (2) is fixedly connected with connecting seat A (3) and connecting seat B (4) respectively, the outside of connecting seat A (3) is provided with and is used for connecting seat A (3) with self-locking coupling mechanism (5) of connecting seat B (4), four spread grooves (6) have been seted up to the outside axisymmetry of connecting seat B (4), four the outside of spread groove (6) is all fixedly connected with protection casing (7);
the self-locking connecting mechanism (5) comprises four self-locking connecting assemblies (51) which are axially symmetrically arranged outside an elastic sealing gasket (9), each self-locking connecting assembly (51) comprises an inserting plate (510) fixedly connected to the outer side of the elastic sealing gasket (9), each inserting plate (510) is matched with a connecting groove (6), a groove (511) is formed in the inner side of each inserting plate (510), a fixing plate (512) is fixedly connected to the inner side of each groove (511), reset springs (513) are fixedly connected to the two sides of each fixing plate (512), through holes (514) are formed in the outer side of each fixing plate (512), the through holes (514) extend to the outer side of each connecting seat A (3), one end, far away from each fixing plate (512), of each reset spring (513) is fixedly connected with a sliding plate (515), each sliding plate (515) is slidably connected to the inner side of each groove (511), each right-angle clamping block (516) is fixedly connected to the outer side of each right-angle clamping block (516), each right-angle clamping block (516) is fixedly connected to one side, which is close to each right-angle clamping block (516), two winding rollers (519) are rotatably connected between the two fixing lugs (518), and the two connecting ropes (517) respectively bypass the two winding rollers (519) and pass through the through holes (514);
eight connecting ropes (517) all extend to the outside of connecting seat A (3) and fixedly connected with connecting cylinder A (52) jointly, the outside fixedly connected with connecting cylinder B (53) of connecting cylinder A (52), connecting cylinder A (52) with connecting cylinder B (53) all sliding connection is in the outside of water pipe A (1), spacing groove (54) have been seted up to the outside symmetry of connecting cylinder A (52), the outside symmetry of connecting seat A (3) is provided with spacing subassembly (55) that are used for fixing connecting cylinder A (52), spacing subassembly (55) are including fixed connection being in the fixed column (551) in the outside of connecting cylinder A (52), the outside fixedly connected with fixed cap (552) of connecting cylinder A (52) is kept away from to fixed column (551), the outside sliding connection of fixed column (551) has outer damping sleeve (553), fixedly connected with butt spring (554) between outer damping sleeve (553) and fixed column (551), outer damping sleeve (553) are connected with in rotation outside spacing groove (553) that are used for pegging graft (555).
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 fixedly connected with elastic sealing pad (9) and elastic sealing washer (10) of connecting seat A (3), elastic sealing pad (9) with elastic sealing washer (10) fixed connection, elastic sealing pad (9) are kept away from one side outside axisymmetric fixedly connected with four extrusion poles (11) of connecting seat A (3).
2. The self-locking connecting mechanism for the water pipe according to claim 1, wherein the sealing mechanism (8) comprises an annular groove (81) formed on 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).
3. The self-locking connecting mechanism for water pipes according to claim 2, wherein the sealing mechanism (8) further comprises four mounting grooves (83) axially symmetrically formed on the outer side of the water pipe B (2), each mounting groove (83) is internally provided with an L-shaped sealing air cylinder (84), and the inner part of the L-shaped sealing air cylinder (84) is slidably connected with a piston rod (85).
4. A self-locking connection mechanism for water pipes according to claim 3, characterized in that two pressurizing air pipes (86) are fixedly communicated with the outside of the L-shaped sealing air cylinder (84), and the two pressurizing 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115218047A CN115218047A (en) | 2022-10-21 |
| CN115218047B true CN115218047B (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210807497.2A Active CN115218047B (en) | 2022-07-11 | 2022-07-11 | Self-locking connecting mechanism for water pipe |
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| Country | Link |
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| CN (1) | CN115218047B (en) |
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 |
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| 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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2022
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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 |
| 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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| CN115218047A (en) | 2022-10-21 |
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