CN117553179B - Connecting piece for steel pipe and hose - Google Patents
Connecting piece for steel pipe and hose Download PDFInfo
- Publication number
- CN117553179B CN117553179B CN202410026899.8A CN202410026899A CN117553179B CN 117553179 B CN117553179 B CN 117553179B CN 202410026899 A CN202410026899 A CN 202410026899A CN 117553179 B CN117553179 B CN 117553179B
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- China
- Prior art keywords
- pipe
- plate
- support plate
- hose
- pressing
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 238000003825 pressing Methods 0.000 claims abstract description 60
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 238000009434 installation Methods 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 29
- 210000001503 joint Anatomy 0.000 claims description 15
- 238000003892 spreading Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims 3
- 238000000429 assembly Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002184 metal Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
Classifications
-
- 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
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/02—Hose-clips
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to the technical field of pipeline connection, and particularly discloses a connecting piece for a steel pipe and a hose and the steel pipe, wherein the connecting piece comprises a connecting pipe and the hose and the steel pipe which are connected with two ends of the connecting pipe, the connecting pipe consists of an upper connecting pipe and a lower connecting pipe, the upper connecting pipe and the lower connecting pipe are connected through a partition board, the upper connecting pipe and the steel pipe are locked through a locking ring, the connection stability is improved, dislocation is prevented, a clamp pipe is tightly pressed on an inscribed pipeline through overturning of a pressing assembly, the tightness of the connecting part is ensured, the tight connection between the steel pipe and the connecting pipe is realized, the hose can be stretched and fixed on the outer side of the locking pipeline through stretching extrusion, the sealing effect is ensured, meanwhile, the hose dislocation is effectively prevented, the internal leakage is also avoided, the hose is installed simultaneously by overturning of the pressing assembly through a linkage plate, the installation convenience is improved, and the quick connection is realized.
Description
Technical Field
The invention relates to the field of pipeline connection, in particular to a connecting piece for a steel pipe and a hose.
Background
The joint for connecting the rubber hose and the metal pipe is generally connected by adopting a brazing welding mode at one end connected with the metal pipe. However, the structure of the existing joint is difficult to enable welding liquid to enter the contact surface of the existing joint, so that the welding quality is low.
Chinese patent publication No. CN211475175U discloses a connection structure of a metal pipe and a rubber hose of an automobile brake pipe, including a joint for connecting the rubber hose and the metal pipe, wherein: the joint is used for connecting one end of the metal pipe and is provided with a connecting hole for the metal pipe to be inserted, the connecting hole is a step hole, and the minimum aperture of the connecting hole is matched with the outer diameter of the metal pipe so that the outer wall of the metal pipe is attached to the inner wall of the minimum diameter of the connecting hole after the metal pipe is inserted.
The connection structure in above-mentioned patent can't fine realization steel pipe and hose between carry out close connection in the in-service use, lead to both junction to reveal easily, and junction compactness can't guarantee, lead to breaking away from easily between the pipeline, influence the connection effect.
Disclosure of Invention
The invention provides a connecting piece for a steel pipe and a hose, which solves the technical problems that in the prior art, the tight connection between the steel pipe and the hose cannot be realized very often, so that the joint of the steel pipe and the hose is easy to leak, the tightness of the joint cannot be ensured, the pipelines are easy to separate, and the connecting effect is affected.
According to one aspect of the invention, a connecting piece for a steel pipe and a hose is provided, the connecting piece comprises a connecting pipe, and a hose and a steel pipe which are connected with two ends of the connecting pipe, the connecting pipe is composed of an upper connecting pipe and a lower connecting pipe, the upper connecting pipe and the lower connecting pipe are connected through a partition board, the upper connecting pipe is connected with the steel pipe in a plugging manner, the lower connecting pipe is connected with the hose in a plugging manner, a pressing hoop assembly is arranged in the upper connecting pipe, the pressing hoop assembly is connected with the steel pipe in a pressing manner, and a sealing connecting assembly is arranged in the lower connecting pipe.
Further: the outer side of the steel pipe is sleeved with a pressing pipe, the pressing pipe is pressed with the pipe orifice of the upper connecting pipe, external threads are arranged on the outer surfaces of the pressing pipe and the upper connecting pipe, a locking ring is arranged on the external threads of the pressing pipe, and the locking ring is in screwed connection with the pressing pipe and the upper connecting pipe;
an inscription pipeline is arranged in the upper connecting pipe, a sealing pressing pad is arranged on the upper end face of the inscription pipeline, a clamping hoop pipe is arranged at one end of the steel pipe, and an extrusion pad which is in sealing pressing with the sealing pressing pad is arranged on the connecting end face of the clamping hoop pipe.
Further: the press hoop assembly comprises an annular mounting rod, a fixing rod, a pressing assembly and a rotary lantern ring, wherein the annular mounting rod is arranged on the inner wall of an upper connecting pipe through the fixing rod, a plurality of rotary lantern rings are sleeved on the annular mounting rod, the rotary lantern rings are uniformly distributed in an annular mode, the pressing assembly is identical to the rotary lantern rings in number, and two adjacent rotary lantern rings are connected through the pressing assembly.
Further: the pressing assembly comprises a left connecting column, a right connecting column, a left connecting plate, a right connecting plate, a left extending plate, a right extending plate and a pressing plate, wherein the left connecting column and the right connecting column are respectively fixed on two adjacent rotary lantern rings, one end of the left connecting column is hinged with the left connecting plate, one end of the right connecting column is hinged with the right extending plate, two ends of the pressing plate are respectively connected with the left extending plate and the right extending plate, one end of the left extending plate is hinged with one end of the left connecting plate, and one end of the right extending plate is hinged with one end of the right connecting plate;
and the pressing assembly and the movable clamp at the upper end of the clamping hoop pipe are connected.
Further: the sealing connection assembly comprises an installation tube, a supporting assembly, a sealing assembly, a butt joint pipeline and a locking pipeline, wherein the upper end of the installation tube penetrates through the partition plate and is communicated with the inner joint pipeline, a plurality of sliding grooves used for supporting the installation of the sealing assembly are annularly formed in the outer surface of the installation tube, the supporting assembly and the sealing assembly are annularly arranged outside the installation tube, the locking pipeline is sleeved outside the installation tube, the butt joint pipeline is sleeved outside the locking pipeline, and the butt joint pipeline is fixed in the lower connecting tube.
Further: the opening assembly comprises a movable support a, a fixed support a, an upper support plate a, a lower support plate a, an arc flaring block, a lower bending plate a and a linkage annular plate a, wherein the movable support a is arranged in a sliding groove in an inserting mode, one end of the upper support plate a is hinged to the inner wall of the upper end of the movable support a, the other end of the upper support plate a is hinged to the inner wall of the upper end of the fixed support a, the fixed support a is fixed on the inner wall of the arc flaring block, one end of the lower support plate a is hinged to the inner wall of the lower end of the movable support a, the other end of the lower support plate a is hinged to the inner wall of the lower end of the fixed support a, the lower bending plate a is connected to the lower bending plate a in an extending mode, and the lower bending plate a is connected with the linkage annular plate a.
Further: the sealing assembly comprises a movable support b, a fixed support b, an upper support b, a lower support b, an arc-shaped sealing block, a lower bending plate b and a linkage annular plate b, wherein the movable support b is arranged in a sliding groove in an inserting mode, one end of the upper support b is hinged to the inner wall of the upper end of the movable support b, the other end of the upper support b is hinged to the inner wall of the upper end of the fixed support b, the fixed support b is fixed on the inner wall of the arc-shaped sealing block, one end of the lower support b is hinged to the inner wall of the lower end of the movable support b, the other end of the lower support b is hinged to the inner wall of the lower end of the fixed support b, the lower bending plate b is connected to the lower bending plate b in an extending mode, and the lower bending plate b is connected with the linkage annular plate b.
Further: the movable support a, the fixed support a, the upper support a, the lower support a, the arc flaring blocks, the lower bending plates a, the movable support b, the fixed support b, the upper support b, the lower support b, the arc sealing blocks and the lower bending plates b are all four, the four arc flaring blocks and the four arc sealing blocks are arranged in an arc staggered mode, the lower ends of the four lower bending plates a are all connected with the linkage annular plate a, the lower ends of the four lower bending plates b are all connected with the linkage annular plate b, a notch for penetrating the linkage annular plate b is formed in the linkage annular plate a, and a notch for penetrating an extension pipeline below an installation tube is formed in the linkage annular plate b;
a driving motor a is arranged on the inner wall of the sliding groove inserted with the movable bracket a, a driving gear a is sleeved at the output end of the driving motor a, and a tooth slot meshed with the driving gear a is formed on the inner wall of the lower bending plate a;
the inner wall of the sliding groove inserted with the movable support b is provided with a driving motor b, the output end of the driving motor b is sleeved with a driving gear b, and the inner wall of the lower bending plate b is provided with a tooth slot meshed with the driving gear b.
Further: the utility model discloses a hose, including installation pipe, arc flaring piece, arc sealing piece, hose, extension pipe, support plate, locking pipe, connecting port cover, arc flaring piece, arc sealing piece, installation pipe surface has been cup jointed and has been taken over with the installation, the centre department of locking pipe has been offered and has been docked with arc flaring piece and arc sealing piece, the connector cover of hose covers in locking pipe outside, arc flaring piece and arc sealing piece and hose inner wall activity pressfitting, and the cladding of docking pipe sets up at the hose surface, extension pipe inserts to close and sets up in the hose, the hose surface has been cup jointed and has been taken over, is provided with interior pressure sleeve pipe in the installation pipe, and the terminal surface is provided with the internal thread that twists with lower take over surface in the installation pipe.
Further: the lower connecting pipe is internally provided with a linkage plate, the upper end of the linkage plate penetrates through the partition plate and is arranged in the upper connecting pipe, the inner wall of the upper connecting pipe is provided with a limiting plate, a limiting groove is formed in the limiting plate, one side of the linkage plate is provided with a limiting block which is inserted into the limiting groove, the other side of the linkage plate is provided with a linkage rack, a linkage gear is sleeved on the rotary lantern ring, and the linkage gear is meshed with the linkage rack.
The invention has the beneficial effects that:
according to the invention, the locking ring is in threaded engagement with the pressing pipe and the upper connecting pipe, the upper connecting pipe is locked with the steel pipe through the locking ring, the connection stability is improved, dislocation is prevented, the clamp pipe is tightly pressed on the inscribed pipe through overturning of the pressing assembly, the tightness of the joint of the clamp pipe is ensured, and the tight connection between the steel pipe and the connecting pipe is realized.
According to the invention, the hose can be fixed on the outer side of the locking pipeline by means of the arrangement of the sealing connection assembly, the hose is fixed and sealed by means of stretching extrusion, the sealing effect is ensured, meanwhile, the hose is effectively fixed, dislocation is prevented, internal leakage is avoided, the hose is sealed, locked and installed, meanwhile, the linkage plate drives the pressing assembly to turn over to press the hoop, the simultaneous installation of the hose and the steel pipe is realized, the installation convenience is improved, and the quick connection is realized.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a half sectional view of a steel pipe of the present invention in butt joint with an upper adapter;
FIG. 4 is a schematic perspective view of a press-fit assembly of the present invention;
FIG. 5 is an enlarged view of the invention at A of FIG. 4;
FIG. 6 is a semi-sectional view of the seal connection assembly of the present invention;
FIG. 7 is a schematic view of a partial perspective view of the seal attachment assembly of the present invention;
fig. 8 is a schematic perspective view of the distractor assembly of the present invention;
FIG. 9 is a schematic perspective view of a seal assembly of the present invention;
FIG. 10 is a perspective view of a hose and down tube of the present invention in an exploded view;
fig. 11 is an enlarged view of fig. 10B of the present invention.
In the figure:
1. a connecting pipe; 11. an upper connecting pipe; 111. inscribing a pipeline; 1111. sealing the pressing pad; 112. a limiting plate; 1121. a limit groove; 12. a lower connecting pipe; 121. a linkage plate; 1211. a linkage rack; 2. a hose; 21. installing a connecting pipe; 211. internal pressure sleeve; 3. a steel pipe; 31. pressing the pipe; 311. a locking ring; 32. a clamping hoop pipe; 321. a squeeze pad;
4. a press-fit assembly; 41. an annular mounting rod; 42. a fixed rod; 43. a pressing assembly; 431. a left connecting column; 432. a right connecting column; 433. a left connecting plate; 434. a right connecting plate; 435. a left extension plate; 436. a right extension plate; 437. pressing the plate; 44. rotating the collar; 441. a linkage gear;
5. sealing the connection assembly; 51. installing a pipe; 511. a sliding groove; 5111. a driving motor a; 51111. a driving gear a; 5112. a driving motor b; 51121. a drive gear b; 512. extending the pipeline; 52. a spreader assembly; 521. a movable support a; 522. a fixed bracket a; 523. an upper support plate a; 524. a lower support plate a; 525. an arc flaring block; 526. a lower bending plate a; 527. a linkage ring plate a; 53. a seal assembly; 531. a moving bracket b; 532. a fixed bracket b; 533. an upper support plate b; 534. a lower support plate b; 535. an arc-shaped sealing block; 536. a lower bending plate b; 537. a linkage ring plate b; 54. docking the pipeline; 55. locking the pipeline; 551. an arc-shaped groove.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It should be appreciated that these embodiments are discussed so that those skilled in the art will better understand and realize the subject matter described herein. Changes may be made in the function and arrangement of elements discussed without departing from the scope of the disclosure as set forth in the specification. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.
Referring to fig. 1 and 2, in this embodiment, a connecting piece for a steel pipe and a hose is provided, which comprises a connecting pipe 1, and a hose 2 and a steel pipe 3 connected with two ends of the connecting pipe 1, wherein the connecting pipe 1 is composed of an upper connecting pipe 11 and a lower connecting pipe 12, the upper connecting pipe 11 and the lower connecting pipe 12 are connected by a partition board, the upper connecting pipe 11 is connected with the steel pipe 3 in an inserting way, the lower connecting pipe 12 is connected with the hose 2 in an inserting way, a press-fit component 4 is arranged in the upper connecting pipe 11, the press-fit component 4 is connected with the steel pipe 3 in a pressing way, and a sealing connecting component 5 is arranged in the lower connecting pipe 12.
Referring to fig. 3, the outer side of the steel pipe 3 is sleeved with a pressing pipe 31, the pressing pipe 31 is pressed against the pipe opening of the upper connecting pipe 11, external threads are respectively arranged on the outer surfaces of the pressing pipe 31 and the upper connecting pipe 11, a locking ring 311 is arranged on the outer side of the pressing pipe 31 in a threaded manner, the locking ring 311 is screwed with the pressing pipe 31 and the upper connecting pipe 11 in a threaded manner, the upper connecting pipe 11 is locked with the steel pipe 3 through the locking ring 311, connection stability is improved, and dislocation is prevented.
Referring to fig. 4 and 5, the press-fit assembly 4 includes an annular mounting rod 41, a fixing rod 42, a press-fit assembly 43 and a rotary collar 44, the annular mounting rod 41 is installed on the inner wall of the upper connecting pipe 11 through the fixing rod 42, a plurality of rotary collars 44 are sleeved on the annular mounting rod 41, a plurality of rotary collars 44 are evenly distributed in an annular mode, the press-fit assembly 43 is the same in number as the rotary collars 44, two adjacent rotary collars 44 are connected through the press-fit assembly 43, the press-fit assembly 43 includes a left connecting column 431, a right connecting column 432, a left connecting plate 433, a right connecting plate 434, a left extending plate 435, a right extending plate 436 and a press-fit plate 437, the left connecting column 431 and the right connecting column 432 are respectively fixed on the two adjacent rotary collars 44, one end of the left connecting pipe 431 is hinged with the right connecting plate 433, two ends of the press-fit plate 437 are respectively connected with the left extending plate 435 and the right extending plate 436, one end of the left extending plate 435 is hinged with one end of the left connecting plate 433, one end of the right extending plate 434 is connected with the press-fit tube 32 in the press-fit assembly, the press-fit assembly is provided with the press-fit tube 32, and the press-fit assembly 32 is tightly connected with the press-fit assembly 32, and the press-fit assembly is sealed by the clamp 32 is tightly connected with the press-fit assembly 32.
Referring to fig. 6, 7, 8 and 9, the sealing connection assembly 5 comprises a mounting tube 51, a spreading assembly 52, a sealing assembly 53, a butt joint pipeline 54 and a locking pipeline 55, wherein the upper end of the mounting tube 51 penetrates through a partition plate and is communicated with the inside joint pipeline 111, a plurality of sliding grooves 511 for mounting the spreading assembly 52 and the sealing assembly 53 are annularly formed in the outer surface of the mounting tube 51, the spreading assembly 52 and the sealing assembly 53 are annularly arranged on the outer side of the mounting tube 51, the locking pipeline 55 is sleeved on the outer side of the mounting tube 51, the butt joint pipeline 54 is sleeved on the outer side of the locking pipeline 55, the butt joint pipeline 54 is fixed in the lower joint pipe 12, the spreading assembly 52 comprises a movable bracket a521, a fixed bracket a523, an upper joint support a524, an arc-shaped flaring block 525, a lower joint bending plate a526 and a linkage ring plate a527, the movable bracket a521 is arranged in the sliding grooves 511 in a plugging manner, one end of the upper support plate a523 is hinged with the inner wall of the upper end of the movable support a521, the other end of the upper support plate a523 is hinged with the inner wall of the upper end of the fixed support a522, the fixed support a522 is fixed on the inner wall of the arc flaring block 525, one end of the lower support plate a524 is hinged with the inner wall of the lower end of the movable support a521, the other end of the lower support plate a524 is hinged with the inner wall of the lower end of the fixed support a522, the lower side of the fixed support a522 is connected with a lower bending plate a526 in an extending manner, the lower bending plate a526 is connected with a linkage annular plate a527, the sealing component 53 comprises a movable support b531, a fixed support b532, an upper support plate b533, a lower support plate b534, an arc sealing block 535, a lower bending plate b536 and a linkage annular plate b537, the movable support b531 is inserted and arranged in the sliding groove 511, one end of the upper support plate b533 is hinged with the inner wall of the upper end of the movable support b531, the other end of the upper support plate b533 is hinged with the inner wall of the fixed support b532, the fixed bracket b532 is fixed on the inner wall of the arc-shaped sealing block 535, one end of the lower supporting plate b534 is hinged with the inner wall of the lower end of the movable bracket b531, the other end of the lower supporting plate b534 is hinged with the inner wall of the lower end of the fixed bracket b532, the lower bending plate b536 is connected with the linkage ring plate b537 in an extending manner, the movable bracket a521, the fixed bracket a522, the upper supporting plate a523, the lower supporting plate a524, the arc-shaped flaring block 525, the lower bending plate a526, the movable bracket b531, the fixed bracket b532, the upper supporting plate b533, the lower supporting plate b534, the arc-shaped sealing block 535 and the lower bending plate b536 are all provided with four arc-shaped flaring blocks 525 and four arc-shaped sealing blocks 535 in an alternating manner, the lower ends of the four lower bending plates a526 are all connected with the linkage ring plate a527, the lower ends of the four lower bending plates b536 are all connected with the linkage ring plate b537, the linkage ring plate a527 is internally provided with a notch for penetrating the linkage ring plate b537, the linkage ring plate b537 is internally provided with a notch for penetrating the extension pipeline 512 below the installation pipe 51, the inner wall of the sliding groove 511 inserted with the movable support a521 is provided with a driving motor a5111, the output end of the driving motor a5111 is sleeved with a driving gear a51111, the inner wall of the lower bending plate a526 is provided with a tooth socket meshed with the driving gear a51111, the inner wall of the sliding groove 511 inserted with the movable support b531 is provided with a driving motor b5112, the output end of the driving motor b5112 is sleeved with a driving gear b51121, the inner wall of the lower bending plate b536 is provided with a tooth socket meshed with the driving gear b51121, the lower end of the locking pipeline 55 is connected with the outer surface of the installation pipe 51 through a support plate, the middle part of the locking pipeline 55 is provided with an arc groove 551 butted with an arc-shaped flaring block 525 and an arc-shaped sealing block 535, the connecting port of the hose 2 is sleeved outside the locking pipeline 55, arc flaring piece 525 and arc sealing piece 535 and hose 2 inner wall activity pressfitting, butt joint pipeline 54 cladding set up on hose 2 surface, extension pipeline 512 intussuseption sets up in hose 2, through sealing connection assembly 5's setting, can prop up hose 2 and make it fix in the lockstitch pipeline 55 outside, fix the seal through strutting the extrusion, effectively fix when guaranteeing sealed effect, prevent hose 2 dislocation, also avoid inside revealing.
Referring to fig. 10, the surface of the hose 2 is sleeved with an installation connection pipe 21, an internal pressure sleeve 211 is arranged in the installation connection pipe 21, an internal thread screwed with the surface of the lower connection pipe 12 is arranged on the inner end surface of the installation connection pipe 21, and when the installation connection pipe 21 is locked, the internal pressure sleeve 211 is extruded with the surface of the opened hose 2 to secondarily limit the hose 2, so that the stability after installation is improved.
Referring to fig. 11, a linkage plate 121 is disposed in the lower connecting tube 12, the upper end of the linkage plate 121 penetrates through the partition plate and is disposed in the upper connecting tube 11, a limit groove 1121 is disposed in the limit plate 112, a limit block inserted into the limit groove 1121 is mounted on one side of the linkage plate 121, a linkage rack 1211 is disposed on the other side of the linkage plate 121, a linkage gear 441 is sleeved on the rotary collar 44, the linkage gear 441 is meshed with the linkage rack 1211, the pressing assembly 43 is driven to turn over for pressing the clamp through the linkage plate 121 while the hose 2 is mounted in a sealing locking manner, simultaneous mounting of the hose 2 and the steel tube 3 is achieved, mounting convenience is improved, and quick connection is achieved.
Working principle:
s1: inserting the hose 2 into the butt joint pipeline 54 of the lower connecting pipe 12, sleeving the hose 2 on the outer side of the locking pipeline 55, simultaneously inserting the steel pipe 3 into the upper connecting pipe 11, and attaching the clamping hoop pipe 32 at one end of the steel pipe 3 to the sealing press fit pad 1111 of the end face of the inner connecting pipeline 111 arranged in the upper connecting pipe 11 through the extrusion pad 321;
s2: the driving motor a5111 is started to drive the driving gear a51111 to rotate, the driving gear a51111 is meshed with a tooth slot on the lower support plate a524, so that the lower support plate a524 is driven to move upwards, the moving support a521 is driven to move upwards, when the moving support a521 moves upwards, the arc flaring block 525 is driven to move to the arc slot 551, the arc flaring block 525 is inserted into the arc slot 551, the moving support a521 continuously moves upwards, the arc flaring block 525 is limited in the slot by the arc slot 551 to prop up, the four arc flaring blocks 525 cross-prop up the inner wall of the hose 2, the outer side of the hose 2 is fixedly pressed with the inner wall of the abutting joint pipeline 54, at the moment, the driving motor b5112 drives the driving gear b51121 to rotate, so as to drive the lower support plate b536 to move upwards, the moving support b531 is driven to slide in the sliding slot 511, when the arc sealing block 535 moves upwards to the arc slot 551, the arc flaring block 535 is limited by the notch, the four arc sealing blocks 535 prop up in the arc slot 551, and simultaneously, the annular extrusion supporting is carried out on the inner wall of the hose 2 while filling up the notch between the four arc flaring blocks 525, so that the outer side of the hose 2 is tightly abutted with the inner wall of the abutting joint pipeline 54, and the sealing joint is realized;
s3: when the arc flaring block 525 moves upwards, the top end of the arc flaring block pushes up the bottom end of the linkage plate 121, and the linkage plate 121 moves upwards and drives the linkage gear 441 on the rotary sleeve ring 44 to rotate through the linkage rack 1211, so as to drive the rotary sleeve ring 44 to rotate, the rotary sleeve rings 44 are connected by the pressing assembly 43, so as to drive the pressing assembly 43 and the rotary sleeve ring 44 to rotate around the annular mounting rod 41 together, the left connecting column 431 and the right connecting column 432 drive the left connecting plate 433 and the right connecting plate 434 to shrink and rotate towards the circle center in the rotating process, so that the left extending plate 435, the right extending plate 436 and the pressing plate 437 are driven to overturn downwards towards the circle center, the pressing plate 437 is pressed and hooped on the upper end surface of the clamp pipe 32, and the pressing pad 321 below the clamp pipe 32 and the sealing pad 1111 on the end surface of the inner connecting pipe 111 are tightly pressed, so that sealing installation is realized;
s4: after the hose 2 and the butt joint pipeline 54 are hermetically installed by the sealing connection assembly 5, the installation connecting pipe 21 on the hose 2 is rotated, so that the installation connecting pipe 21 is screwed on the surface of the installation lower connecting pipe 12, and when the installation connecting pipe 21 is installed, the internal pressure sleeve 211 is driven to move upwards, so that the internal pressure sleeve 211 is pressed with the expanded hose 2, and secondary fixation of the hose 2 is realized;
s5: when the clamp pipe 32 is fixed by the clamp, the rotary lock joint ring 311 is screwed with the upper connecting pipe 11, and the joint of the upper connecting pipe 11 and the pressing pipe 31 is coated inside, so that the secondary fixation of the steel pipe 3 and the upper connecting pipe 11 is realized.
The embodiment of the present embodiment has been described above with reference to the accompanying drawings, but the embodiment is not limited to the above-described specific implementation, which is merely illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art without departing from the scope of the present embodiment, which is to be protected by the spirit of the present embodiment.
Claims (6)
1. The connecting piece for the steel pipe and the hose is characterized by comprising a connecting pipe (1), and a hose (2) and a steel pipe (3) which are connected with two ends of the connecting pipe (1), wherein the connecting pipe (1) is composed of an upper connecting pipe (11) and a lower connecting pipe (12), the upper connecting pipe (11) and the lower connecting pipe (12) are connected through a partition board, the upper connecting pipe (11) is connected with the steel pipe (3) in an inserting way, the lower connecting pipe (12) is connected with the hose (2) in an inserting way, a pressing hoop assembly (4) is arranged in the upper connecting pipe (11), the pressing hoop assembly (4) is connected with the steel pipe (3) in a pressing way, and a sealing connecting assembly (5) is arranged in the lower connecting pipe (12);
the outer side of the steel pipe (3) is sleeved with a pressing pipe (31), the pressing pipe (31) is pressed with the pipe orifice of the upper connecting pipe (11), external threads are arranged on the outer surfaces of the pressing pipe (31) and the upper connecting pipe (11), a locking ring (311) is arranged on the outer side of the pressing pipe (31) in a threaded manner, and the locking ring (311) is connected with the pressing pipe (31) in a threaded manner with the upper connecting pipe (11);
an inner connecting pipe (111) is arranged in the upper connecting pipe (11), a sealing pressing pad (1111) is arranged on the upper end face of the inner connecting pipe (111), a clamping hoop pipe (32) is arranged at one end of the steel pipe (3), and an extrusion pad (321) which is in sealing pressing with the sealing pressing pad (1111) is arranged on the connecting end face of the clamping hoop pipe (32);
the pressing hoop assembly (4) comprises annular mounting rods (41), fixing rods (42), pressing assemblies (43) and rotating lantern rings (44), wherein the annular mounting rods (41) are arranged on the inner wall of an upper connecting pipe (11) through the fixing rods (42), a plurality of rotating lantern rings (44) are sleeved on the annular mounting rods (41), the rotating lantern rings (44) are uniformly distributed in an annular mode, the number of the pressing assemblies (43) is the same as that of the rotating lantern rings (44), and two adjacent rotating lantern rings (44) are connected through the pressing assemblies (43);
the pressing assembly (43) comprises a left connecting column (431), a right connecting column (432), a left connecting plate (433), a right connecting plate (434), a left extending plate (435), a right extending plate (436) and a pressing plate (437), wherein the left connecting column (431) and the right connecting column (432) are respectively fixed on two adjacent rotary collars (44), one end of the left connecting column (431) is hinged with the left connecting plate (433), one end of the right connecting column (432) is hinged with the right extending plate (436), two ends of the pressing plate (437) are respectively connected with the left extending plate (435) and the right extending plate (436), one end of the left extending plate (435) is hinged with one end of the left connecting plate (433), and one end of the right extending plate (436) is hinged with one end of the right connecting plate (434); the pressing assembly (43) and the upper end of the clamp pipe (32) are movably clamped;
be provided with linkage board (121) in take over (12) down, linkage board (121) upper end runs through the baffle setting in take over (11) up and sets up limiting plate (112) on take over (11) inner wall, has seted up spacing groove (1121) in limiting plate (112), and the stopper with spacing groove (1121) cartridge is installed to linkage board (121) one side, linkage board (121) opposite side is provided with linkage rack (1211), has cup jointed linkage gear (441) on rotatory lantern ring (44), and linkage gear (441) and linkage rack (1211) meshing.
2. The connecting piece for steel pipes and hoses according to claim 1, wherein the sealing connecting assembly (5) comprises a mounting pipe (51), a spreading assembly (52), a sealing assembly (53), a butt joint pipeline (54) and a locking pipeline (55), the upper end of the mounting pipe (51) penetrates through the partition plate and is communicated with the inside joint pipeline (111), a plurality of sliding grooves (511) for mounting the spreading assembly (52) and the sealing assembly (53) are formed in the outer surface of the mounting pipe (51) in an annular mode, the spreading assembly (52) and the sealing assembly (53) are arranged on the outer side of the mounting pipe (51) in an annular mode, the locking pipeline (55) is sleeved on the outer side of the mounting pipe (51), the butt joint pipeline (54) is sleeved on the outer side of the locking pipeline (55), and the butt joint pipeline (54) is fixed in the lower connecting pipe (12).
3. The connecting piece for a steel pipe and a hose according to claim 2, wherein the opening assembly (52) comprises a movable bracket a (521), a fixed bracket a (522), an upper connecting support plate a (523), a lower connecting support plate a (524), an arc flaring block (525), a lower connecting support plate a (526) and a linkage ring plate a (527), the movable bracket a (521) is inserted and arranged in the sliding groove (511), one end of the upper connecting support plate a (523) is hinged with the inner wall of the upper end of the movable bracket a (521), the other end of the upper connecting support plate a (523) is hinged with the inner wall of the upper end of the fixed bracket a (522), the fixed bracket a (522) is fixed on the inner wall of the arc flaring block (525), one end of the lower connecting support plate a (524) is hinged with the inner wall of the lower end of the movable bracket a (521), the other end of the lower connecting support plate a (524) is hinged with the inner wall of the lower end of the fixed bracket a (522), the lower connecting support plate a (526) is connected with the lower connecting support plate a (526) in an extending manner, and the lower connecting support plate a (526) is connected with the linkage ring plate a (527).
4. A connection piece for a steel pipe and a hose according to claim 3, wherein the sealing assembly (53) comprises a moving bracket b (531), a fixed bracket b (532), an upper connecting support plate b (533), a lower connecting support plate b (534), an arc sealing block (535), a lower connecting support plate b (536) and a linkage ring plate b (537), the moving bracket b (531) is inserted and arranged in the sliding groove (511), one end of the upper connecting support plate b (533) is hinged with the inner wall of the upper end of the moving bracket b (531), the other end of the upper connecting support plate b (533) is hinged with the inner wall of the upper end of the fixed bracket b (532), the fixed bracket b (532) is fixed on the inner wall of the arc sealing block (535), one end of the lower connecting support plate b (534) is hinged with the inner wall of the lower end of the moving bracket b (531), the other end of the lower connecting support plate b (534) is hinged with the inner wall of the lower end of the fixed bracket b (532), and the lower connecting support plate b (536) is connected with the linkage ring plate b (537) in an extending manner.
5. The connecting piece for a steel pipe and a hose according to claim 4, wherein the moving bracket a (521), the fixed bracket a (522), the upper connecting support plate a (523), the lower connecting support plate a (524), the arc flaring block (525), the lower connecting support plate a (526), the moving bracket b (531), the fixed bracket b (532), the upper connecting support plate b (533), the lower connecting support plate b (534), the arc sealing block (535) and the lower connecting support plate b (536) are all provided with four, the four arc flaring blocks (525) and the four arc sealing blocks (535) are arranged in an arc staggered manner, the lower ends of the four lower connecting support plates a (526) are all connected with a linkage ring plate a (527), the lower ends of the four lower connecting support plates b (536) are all connected with a linkage ring plate b (537), the linkage ring plate a (527) is internally provided with a notch for the linkage ring plate b (537), and the linkage ring plate b (537) is internally provided with a notch for the pipe (512) penetrating below the installation pipe (51) to extend;
a driving motor a (5111) is arranged on the inner wall of a sliding groove (511) inserted into the movable bracket a (521), a driving gear a (51111) is sleeved at the output end of the driving motor a (5111), and a tooth slot meshed with the driving gear a (51111) is formed on the inner wall of the lower bending plate a (526);
a driving motor b (5112) is arranged on the inner wall of a sliding groove (511) inserted with the movable support b (531), a driving gear b (51121) is sleeved at the output end of the driving motor b (5112), and a tooth slot meshed with the driving gear b (51121) is formed in the inner wall of the lower bending plate b (536).
6. The connecting piece for steel pipes and hoses according to claim 5, wherein the lower end of the locking pipeline (55) is connected with the outer surface of the installation pipe (51) through a support plate, an arc groove (551) which is in butt joint with the arc flaring block (525) and the arc sealing block (535) is formed in the middle of the locking pipeline (55), the connecting port of the hose (2) is sleeved on the outer side of the locking pipeline (55), the arc flaring block (525) and the arc sealing block (535) are movably pressed with the inner wall of the hose (2), the butt joint pipeline (54) is wrapped on the surface of the hose (2), the extension pipeline (512) is inserted and arranged in the hose (2), the surface of the hose (2) is sleeved with the installation connecting pipe (21), an inner pressure sleeve (211) is arranged in the installation connecting pipe (21), and the inner end surface of the installation connecting pipe (21) is provided with an inner thread which is screwed with the surface of the lower connecting pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410026899.8A CN117553179B (en) | 2024-01-09 | 2024-01-09 | Connecting piece for steel pipe and hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410026899.8A CN117553179B (en) | 2024-01-09 | 2024-01-09 | Connecting piece for steel pipe and hose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117553179A CN117553179A (en) | 2024-02-13 |
| CN117553179B true CN117553179B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410026899.8A Active CN117553179B (en) | 2024-01-09 | 2024-01-09 | Connecting piece for steel pipe and hose |
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| Country | Link |
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| CN (1) | CN117553179B (en) |
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| CN103906962A (en) * | 2011-11-10 | 2014-07-02 | 伊利诺斯工具制品有限公司 | Device for connecting two conduit sections |
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| CN116608345A (en) * | 2023-03-13 | 2023-08-18 | 兰州交通大学 | Quick connector for water supply of railway passenger car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117553179A (en) | 2024-02-13 |
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