CN118149192B - Multi-angle reversing tubular expansion joint - Google Patents
Multi-angle reversing tubular expansion joint Download PDFInfo
- Publication number
- CN118149192B CN118149192B CN202410568459.5A CN202410568459A CN118149192B CN 118149192 B CN118149192 B CN 118149192B CN 202410568459 A CN202410568459 A CN 202410568459A CN 118149192 B CN118149192 B CN 118149192B
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- 230000005540 biological transmission Effects 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000009351 contact transmission Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 23
- 235000017491 Bambusa tulda Nutrition 0.000 description 23
- 241001330002 Bambuseae Species 0.000 description 23
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 23
- 239000011425 bamboo Substances 0.000 description 23
- 239000012634 fragment Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints; Joints allowing movement
- F16L27/02—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
- F16L27/04—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly-spherical engaging surfaces
- F16L27/053—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly-spherical engaging surfaces held in place by bolts passing through flanges
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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
- F16L27/00—Adjustable joints; Joints allowing movement
- F16L27/02—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
- F16L27/04—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly-spherical engaging surfaces
- F16L27/06—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly-spherical engaging surfaces with special sealing means between the engaging surfaces
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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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to the technical field of expansion joints, in particular to a multi-angle reversing tubular expansion joint, which comprises a joint outer cylinder, wherein a local spherical shell-shaped universal cylinder is annularly arranged in the joint outer cylinder, one end of the universal cylinder is fixedly communicated with a joint inner cylinder, one end of the joint inner cylinder protrudes out of the joint outer cylinder, a flange annular plate is annularly arranged outside the joint inner cylinder, a gap space for the joint inner cylinder to move is reserved in the flange annular plate, a plurality of bolts which are uniformly annularly arranged are fixedly connected between the annular plate and the flange annular plate outside the joint outer cylinder, the relative movement between the joint outer cylinder and the joint inner cylinder can be caused during the deformation or movement of a pipeline, and then a soft cylinder which is padded between the joint outer cylinder and the universal cylinder can be partially and excessively deformed so as not to be completely restored.
Description
Technical Field
The invention relates to the technical field of expansion joints, in particular to a multi-angle reversing tubular expansion joint.
Background
The expansion joint is a flexible element which can effectively compensate axial deformation, for example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and is easy to deform, and can compensate thermal expansion difference of the tube and the shell caused by different wall temperatures, so that the axial load of the tube and the shell is reduced, and the temperature difference stress of the tube, the tube plate and the shell is reduced, and the damage caused by strength damage, instability damage and tube pull-out damage is avoided.
The cylindrical expansion joint comprises an inner cylinder, an outer cylinder and a soft filling ring cylinder which is padded between the inner cylinder and the outer cylinder, the soft filling ring cylinder can continuously block gaps between the inner cylinder and the outer cylinder when the inner cylinder and the outer cylinder move relatively, but after the soft filling ring cylinder is extruded or misplaced and rubbed to deform, hidden danger that the soft filling ring cylinder cannot be fully restored in shape exists, and then the blocked local gaps leak, if the soft filling ring cylinder can be fully restored to a full state, the gap between the inner cylinder and the outer cylinder can be blocked again by the full soft filling ring cylinder, so that the problem of leakage of the expansion joint can be avoided.
Disclosure of Invention
The invention aims to provide a multi-angle reversing tubular expansion joint so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a tubular expansion joint of multi-angle switching-over type, includes the festival urceolus, the inside ring of festival urceolus is equipped with the universal section of thick bamboo of local spherical shell form, and universal section of thick bamboo one end fixed intercommunication has the festival inner tube, and festival inner tube one end protrusion is outside to the festival urceolus, and the outside ring of festival inner tube is equipped with the flange annular plate, leave the space that supplies the festival inner tube activity in the flange annular plate, the outside bolt that establishes through setting up a plurality of even rings of fixed connection between annular plate and the flange annular plate of festival urceolus, be fixed with the brake cylinder on the flange annular plate bottom surface, and the brake cylinder ring establishes between festival urceolus and festival inner tube, the inside contact transmission of brake cylinder has a plurality of power units that evenly encircle to establish, and the power unit is fixed on the festival inner tube, it has a soft section of thick bamboo that is used for sealed to fill up between festival urceolus and the universal section of thick bamboo, and soft section of thick bamboo one end extends to between festival urceolus, the outside movable sleeve has the lift a section of thick bamboo, lift a section of thick bamboo one end and soft section of thick bamboo fixed connection, and power unit contact transmission, one side of power unit is provided with the device that is used for controlling lift a section of thick bamboo slowly and returns down, and the opposite side is provided with the speed limit speed control lift, and returns to the speed limit speed unit, and returns to speed limit speed unit.
Preferably, one end of the homing spring plate is fixed on the lifting cylinder, the other end of the homing spring plate is fixed on the section inner cylinder, the speed limiting device comprises a direction plate, a door spring plate, a concave folding seat and an air column, the concave folding seat is fixedly buckled on the section inner cylinder, the concave folding seat slides through the direction plate, one end of the direction plate is fixed on the lifting cylinder, one end of the air column is fixed on a bump arranged on the lifting cylinder, the other end of the air column is slidably inserted into a cylinder inner hole arranged on the concave folding seat, and the cylinder is covered with the door spring plate.
Preferably, the door elastic sheet comprises a tray body and a C-shaped elastic sheet with one end fixed to the tray body, wherein an air return hole is formed in the middle of the tray body of the door elastic sheet, and one end of the C-shaped elastic sheet of the door elastic sheet is fixed to the concave folding seat.
Preferably, the power unit comprises an impact head, a long worm, a disc, a vortex plate and a tail tool, wherein one end of the impact head is in contact transmission with the brake cylinder, the long worm is connected between the impact head and the disc in a transmission manner, and the tail tool is connected between the disc and the vortex plate in a transmission manner.
Preferably, the power unit further comprises an integrated plate frame, one end of the integrated plate frame is fixed on the outer wall of the inner cylinder of the joint, the integrated plate frame supports the impact head, the disc and the tail tool, the distance from the outer side wall on the vortex plate to the axis presents a surrounding increasing shape, the lifting cylinder is contacted with the outer side wall of the vortex plate through a fixed convex disc, and the long worm is movably sleeved in a through hole formed in the integrated plate frame.
Preferably, the impact head comprises an impact prism, an L-shaped rack, a ring gear, a one-way bearing and a support shaft, wherein the inner side wall of the brake cylinder is an annular wavy surface, one end of the impact prism is propped against the annular wavy surface of the brake cylinder, the L-shaped rack is fixed on one side of the impact prism, the one-way bearing is fixedly sleeved outside one end of the support shaft, the ring gear is fixedly sleeved outside the one-way bearing, the ring gear is in meshed transmission connection with the L-shaped rack, and the other end of the support shaft is in meshed transmission connection with a bevel gear fixed at one end of the long worm through a fixed bevel gear.
Preferably, the impact head further comprises a pressure spring plate and a head frame, one end of the head frame is fixed on the integrated plate frame, the impact prism slides through a column hole formed in the other end of the head frame, one end of the pressure spring plate is fixed on the head frame, the other end of the pressure spring plate supports the L-shaped rack, and the support shaft is movably sleeved in a round hole formed in the head frame.
Preferably, the disc comprises a spring, an outer gear ring and a middle position shaft, one end of the middle position shaft is in meshed transmission connection with the spiral teeth on the long worm through a fixed gear, the other end of the middle position shaft is movably sleeved in a through hole formed in the waist of the integrated plate frame, the spring is wound outside the middle position shaft, the inner end of the spring is fixed on the middle position shaft, the outer end of the spring is fixed on the outer gear ring, the middle position shaft is distributed in the middle of the outer gear ring, and the outer gear ring is in transmission connection with the tail tool.
Preferably, the disc piece further comprises a positioning arc plate, a blocking spring plate and a separating plate, wherein the blocking spring plate is fixed on one side bottom surface of the outer gear ring, the positioning arc plate limits the blocking spring plate to move in a surrounding mode through an elastic clamping position, one end of the positioning arc plate is fixed on the integrated plate frame, one end of the separating plate is fixed on the other side bottom surface of the outer gear ring, and the middle shaft is movably sleeved in a through hole formed in the other end of the separating plate.
Preferably, the tail utensil includes horizontal minor axis, short worm and thick axle, be connected through cover has gear and outer ring gear meshing transmission on the horizontal minor axis, horizontal minor axis one end activity cup joints in the aperture of seting up on the integrated grillage, and the other end is connected through fixed bevel gear and the fixed bevel gear meshing transmission of short worm one end, short worm activity cup joints in the flange through-hole that sets up on the integrated grillage, thick axle one end activity cup joints in the thick hole of seting up on the integrated grillage, and on the thick axle through the spiral tooth meshing transmission connection on cover has gear and the short worm, thick axle one end is fixed on the vortex board.
Compared with the prior art, the invention has the beneficial effects that:
1. the pipeline is deformed or can cause the relative motion between the outer section cylinder and the inner section cylinder in the motion, and then the soft cylinder which is padded between the outer section cylinder and the universal cylinder can be partially excessively deformed and can not be completely recovered, so that leakage occurs in the gap of the soft cylinder in a blocking mode, the soft cylinder is driven to be pulled out of the gap through the lifting cylinder, the soft cylinder can be recovered to be full, and then the soft cylinder is reinserted into the gap between the outer section cylinder and the universal cylinder, so that the gap is completely sealed, and the service life of the expansion joint is longer.
2. The invention uses the relative movement between the inner cylinder and the brake cylinder to trigger the transmission of the power unit, so that the power unit works to control the lifting cylinder to move, and the soft cylinder is driven to complete one-time pulling-out and reinsertion at the gap, thereby ensuring that the gap is effectively blocked.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of the structure of the outer cylinder.
FIG. 3 is a schematic view of a cartridge structure.
Fig. 4 is a schematic diagram of the structure at a in fig. 3.
FIG. 5 is a schematic view of a limiting device.
Fig. 6 is a schematic view of the position of the soft drum.
Fig. 7 is a schematic diagram of a power unit configuration.
Fig. 8 is a schematic view of the impact head structure.
Fig. 9 is a schematic diagram of a disc structure.
FIG. 10 is a schematic view of the tail structure.
Fig. 11 is a schematic view of a vortex plate structure.
In the figure: the device comprises a joint outer cylinder 1, a universal cylinder 2, a joint inner cylinder 3, a flange ring plate 4, a bolt 5, a brake cylinder 6, a power unit 7, a soft cylinder 8, a lifting cylinder 9, a speed limiting device 10, a homing spring plate 11, a steering plate 12, a door spring plate 13, a concave folding seat 14, an air column 15, a convex moving disc 16, an impact head 17, a long worm 18, an integrated plate frame 19, a disc 20, a vortex plate 21, a tail tool 22, an impact prism 23, a headstock 24, an L-shaped rack 25, a pressure spring 26, a ring gear 27, a one-way bearing 28, a fulcrum 29, a positioning arc plate 30, a blocking spring plate 31, a parting plate 32, a spring 33, an outer gear ring 34, a middle position shaft 35, a transverse short shaft 36, a short worm 37 and a thick shaft 38.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. Based on the technical solutions of the present invention, all other embodiments obtained by a person skilled in the art without making any creative effort fall within the protection scope of the present invention.
Referring to fig. 1 to 11, the present invention provides a technical solution: the utility model provides a tubular expansion joint of multi-angle switching-over type, including festival urceolus 1, the inside ring of festival urceolus 1 is equipped with the universal section of thick bamboo 2 of local spherical shell form, universal section of thick bamboo 2 one end fixed intercommunication has festival urceolus 3, the outside ring of festival urceolus 3 is equipped with flange annular plate 4, leave the clearance space that supplies the activity of festival urceolus 3 in the flange annular plate 4, the outside of festival urceolus 1 is through setting up the bolt 5 that a plurality of even rings of fixed connection established between annular plate and the flange annular plate 4, be fixed with brake section of thick bamboo 6 on the bottom surface of flange annular plate 4, and brake section of thick bamboo 6 ring establishes between festival urceolus 1 and festival urceolus 3, brake section of thick bamboo 6 inside contact transmission has a plurality of even ring established power unit 7, power unit 7 is fixed on festival urceolus 3, it has a plurality of evenly encircled power unit 7 to fill up between festival urceolus 1 and the universal section of thick bamboo 2, and be used for sealed soft section of thick bamboo 8, and soft section of thick bamboo 8 one end extends between festival urceolus 1 and the festival urceolus 3, the outside movable sleeve has a lifting barrel 9, lifting barrel 9 one end and soft section of thick bamboo 8 fixed connection, and the inner barrel contact with power unit 7, one side inner barrel 7 is provided with a plurality of evenly-annularly, one side lifting barrel 9, it is used for controlling lifting barrel 9 and lifting barrel 10, can swing speed limit device 10 and swing speed bump 11, can be set up in the spherical shell 11 at the side, the ball joint 11 is the boss 11 is the speed limiting device is the speed-limiting, can swing is the side with the speed-setting up, the ball joint is moved, can be moved with the ball joint 11, the speed joint 11 is at the speed-setting is at the speed.
The invention can be divided into two parts on the motion, the inner whole is composed of a universal cylinder 2, a joint inner cylinder 3, a power unit 7, a lifting cylinder 9, a speed limiting device 10 and a homing elastic sheet 11, the outer whole is composed of a joint outer cylinder 1, a flange annular plate 4, a bolt 5 and a braking cylinder 6, the inner whole and the outer whole are respectively communicated with two pipelines, the deformation and displacement of the pipelines cause the inner whole and the outer shaft to relatively move, but in the relative motion, the sealing between the inner whole and the outer shaft is realized through the soft cylinder 8, if the outer whole is blocked to be stationary, the inner whole can axially lift or swing, if the inner whole and the outer whole are relatively stationary, the soft cylinder 8 naturally and firmly props against a ring gap between the inner whole and the outer cylinder, sealing is realized, but the inner whole and the outer whole are relatively dislocated, so that the local deformation of the soft cylinder 8 can be caused, and the gap leakage appears.
As understood by referring to fig. 5, one end of the homing spring 11 is fixed on the lifting cylinder 9, and the other end is fixed on the section inner cylinder 3, the speed limiting device 10 comprises a direction plate 12, a door spring 13, a concave folding seat 14 and an air column 15, the concave folding seat 14 is fixedly buckled on the section inner cylinder 3, the concave folding seat 14 slides through the direction plate 12, one end of the direction plate 12 is fixed on the lifting cylinder 9, one end of the air column 15 is fixed on a bump arranged on the lifting cylinder 9, the other end of the air column 15 is slidably inserted into a cylinder inner hole arranged on the concave folding seat 14, and the cylinder is covered with the door spring 13.
The door shell fragment 13 includes the C type shell fragment that disk body and disk body one end are fixed, the air return hole is seted up at the disk body middle part of door shell fragment 13, and the C type shell fragment one end of door shell fragment 13 is fixed on concave folding seat 14, speed limiter 10's effect is that control soft section of thick bamboo 8 is pulled out fast and slowly inserts, specifically when soft section of thick bamboo 8 and lifting section of thick bamboo 9 rise in step, air column 15 in fig. 5 rises and inserts in concave folding seat 14 barrel, air in the concave folding seat 14 barrel is discharged fast after through jack-up door shell fragment 13, and soft section of thick bamboo 8 and lifting section of thick bamboo 9 whereabouts in-process can receive the negative pressure environment influence in the concave folding seat 14 barrel and slowly fall, because the process of admitting air in the barrel can only go on slowly through the pore in the disk body middle part of door shell fragment 13.
As understood by referring to fig. 7, the power unit 7 includes an impact head 17, a long worm 18, a disc 20, a vortex plate 21 and a tail tool 22, one end of the impact head 17 is in contact transmission with the brake cylinder 6, the long worm 18 is in transmission connection between the impact head 17 and the disc 20, and the tail tool 22 is in transmission connection between the disc 20 and the vortex plate 21.
The power unit 7 further comprises an integrated plate frame 19, one end of the integrated plate frame 19 is fixed on the outer wall of the inner section cylinder 3, the integrated plate frame 19 supports the impact head 17, the disc 20 and the tail tool 22, the distance from the outer side wall on the vortex plate 21 to the axis is in a surrounding increasing shape, the lifting cylinder 9 is contacted with the outer side wall of the vortex plate 21 through the fixed cam 16, and the long worm 18 is movably sleeved in a through hole formed in the integrated plate frame 19.
As will be understood with reference to fig. 8, the impact head 17 comprises an impact prism 23, an L-shaped rack 25, a ring gear 27, a one-way bearing 28 and a support shaft 29, wherein the inner side wall of the brake cylinder 6 is an annular wavy surface, one end of the impact prism 23 is propped against the annular wavy surface of the brake cylinder 6, the L-shaped rack 25 is fixed on one side of the impact prism 23, the one-way bearing 28 is fixedly sleeved on one end of the support shaft 29, the ring gear 27 is fixedly sleeved on the outer part of the one-way bearing 28, the ring gear 27 is in meshed transmission connection with the L-shaped rack 25, and the other end of the support shaft 29 is in meshed transmission connection with a bevel gear fixed on one end of the long worm 18.
The impact head 17 further comprises a pressure spring 26 and a head frame 24, one end of the head frame 24 is fixed on the integrated plate frame 19, the impact prism 23 slides through a column hole formed in the other end of the head frame 24, one end of the pressure spring 26 is fixed on the head frame 24, the other end of the pressure spring supports an L-shaped rack 25, and a support shaft 29 is movably sleeved in a round hole formed in the head frame 24.
As will be understood with reference to fig. 9, the disc 20 includes a spring 33, an outer gear ring 34 and a middle shaft 35, one end of the middle shaft 35 is in meshed transmission connection with the spiral teeth on the long worm 18 through a fixed gear, the other end of the middle shaft 35 is movably sleeved in a through hole formed in the waist of the integrated plate frame 19, the spring 33 is wound on the outside of the middle shaft 35, the inner end of the spring 33 is fixed on the middle shaft 35, the outer end of the spring 33 is fixed on the outer gear ring 34, the middle shaft 35 is distributed in the middle of the outer gear ring 34, and the outer gear ring 34 is in transmission connection with the tailstock 22.
The disc 20 further comprises a positioning arc plate 30, a blocking spring piece 31 and a separating plate 32, wherein the blocking spring piece 31 is fixed on the bottom surface of one side of the outer gear ring 34, the positioning arc plate 30 limits the blocking spring piece 31 to move around through an elastic clamping position, one end of the positioning arc plate 30 is fixed on the integrated plate frame 19, one end of the separating plate 32 is fixed on the bottom surface of the other side of the outer gear ring 34, and a middle shaft 35 is movably sleeved in a through hole formed in the other end of the separating plate 32.
As will be understood with reference to fig. 10, the tailstock 22 includes a transverse short shaft 36, a short worm 37 and a thick shaft 38, the transverse short shaft 36 is in meshed transmission connection with the outer gear ring 34 by being sleeved with a gear, one end of the transverse short shaft 36 is movably sleeved in a small hole formed in the integrated plate frame 19, the other end of the transverse short shaft is in meshed transmission connection with a bevel gear fixed at one end of the short worm 37 by a fixed bevel gear, the short worm 37 is movably sleeved in a convex plate through hole formed in the integrated plate frame 19, one end of the thick shaft 38 is movably sleeved in a thick hole formed in the integrated plate frame 19, and one end of the thick shaft 38 is fixed on the vortex plate 21 by being meshed transmission connection with a spiral gear sleeved on the short worm 37.
In terms of transmission principle, the soft cylinder 8 is inserted and pulled in a gap between the universal cylinder 2 and the inner section cylinder 3, specifically, the power unit 7 moves along with the inner section cylinder 3 relative to the outer section cylinder 1, the brake cylinder 6 is not moved, the power unit 7 in fig. 4 relatively rises and falls or swings left and right, the impact prism 23 in fig. 8 is uniformly caused to axially reciprocate, the L-shaped rack 25 is driven to reset, then the ring gear 27 is controlled to reciprocally rotate, the support shaft 29 is driven to intermittently and directionally rotate through the one-way bearing 28, then the middle shaft 35 in fig. 9 is driven to anticlockwise rotate through the long worm 18, the middle shaft 35 gradually deforms and contracts, the pressure provided by the outer gear ring 34 gradually rises, when the pressure is enough, the outer gear ring 34 rotates to drive the blocking piece 31, and after the blocking piece 31 breaks through the positioning arc plate 30 to be blocked, the spring 33 releases force, the outer gear ring 34 smoothly rotates for one circle and is intercepted and controlled by the positioning arc plate 30 again, if the relative motion between the inner and outer integers still exists, the spring 33 can shrink again to store force, and the cycle is performed, after the outer gear ring 34 rotates for one circle for a period of time, the outer gear ring 34 rotates again, in the process of rotating for one circle, the short worm 37 is driven by the transverse short shaft 36, the thick shaft 38 is driven to rotate for one circle, the thick shaft 38 and the vortex plate 21 synchronously rotate for one circle, the cam 16 in FIG. 7 is stirred in the rotating circle of the vortex plate 21, the cam 16 is lifted once, in the lifting process of the cam 16, the lifting cylinder 9 drives the soft cylinder 8 along with lifting, and in the lifting process, the soft cylinder 8 completes one-time insertion and extraction at the gap between the universal cylinder 2 and the outer cylinder 1.
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 tubular expansion joint of multi-angle switching-over formula, includes festival urceolus (1), its characterized in that: the inner ring of the section outer cylinder (1) is provided with a local spherical shell-shaped universal cylinder (2), one end of the universal cylinder (2) is fixedly communicated with a section inner cylinder (3), one end of the section inner cylinder (3) protrudes out of the section outer cylinder (1), the outer ring of the section inner cylinder (3) is provided with a flange annular plate (4), a gap space for the section inner cylinder (3) to move is reserved in the flange annular plate (4), a plurality of bolts (5) which are uniformly and annularly arranged are fixedly connected between the annular plate and the flange annular plate (4) outside the section outer cylinder (1), a brake cylinder (6) is fixed on the bottom surface of the flange annular plate (4), The brake cylinder (6) is annularly arranged between the section outer cylinder (1) and the section inner cylinder (3), a plurality of power units (7) which are evenly annularly arranged are in contact transmission in the brake cylinder (6), the power units (7) are fixed on the section inner cylinder (3), a soft cylinder (8) used for sealing is padded between the section outer cylinder (1) and the universal cylinder (2), one end of the soft cylinder (8) extends between the section outer cylinder (1) and the section inner cylinder (3), a lifting cylinder (9) is movably sleeved outside the section inner cylinder (3), one end of the lifting cylinder (9) is fixedly connected with the soft cylinder (8), the other end of the lifting cylinder is in contact transmission with the power units (7), one side of the power units (7) is provided with a speed limiting device (10) used for controlling the lifting cylinder (9) to slowly fall back, The other side of the lifting cylinder (9) is provided with a homing spring plate (11) for controlling the lifting cylinder (9) to reset, the power unit (7), the lifting cylinder (9), the speed limiting device (10) and the homing spring plate (11) move along with the section inner cylinder (3), one end of the homing spring plate (11) is fixed on the lifting cylinder (9), the other end of the homing spring plate is fixed on the section inner cylinder (3), the speed limiting device (10) comprises a direction plate (12), a door spring plate (13), a concave folding seat (14) and an air column (15), the concave folding seat (14) is fixedly buckled on the section inner cylinder (3), the concave folding seat (14) slides through the direction plate (12), one end of the direction plate (12) is fixed on the lifting cylinder (9), One end of an air column (15) is fixed on a bump arranged on a lifting cylinder (9), the other end of the air column (15) is slidably inserted into a cylinder inner hole arranged on a concave folding seat (14), a door spring piece (13) is covered on the cylinder, the door spring piece (13) comprises a disc body and a C-shaped spring piece with one end fixed, an air return hole is formed in the middle of the disc body of the door spring piece (13), one end of the C-shaped spring piece of the door spring piece (13) is fixed on the concave folding seat (14), the power unit (7) comprises an impact head (17), a long worm (18), a disc piece (20), a vortex plate (21) and a tail tool (22), one end of the impact head (17) is in contact transmission with a brake cylinder (6), The long worm (18) is connected between the impact head (17) and the disc (20) in a transmission way, the tail tool (22) is connected between the disc (20) and the vortex plate (21) in a transmission way, the power unit (7) further comprises an integrated plate frame (19), one end of the integrated plate frame (19) is fixed on the outer wall of the inner section cylinder (3), the integrated plate frame (19) supports the impact head (17), the disc (20) and the tail tool (22), the distance from the outer side wall on the vortex plate (21) to the axis presents a surrounding increasing shape, the lifting cylinder (9) is contacted with the outer side wall of the vortex plate (21) through a fixed cam (16), the long worm (18) is movably sleeved in a through hole formed in the integrated plate frame (19), The impact head (17) comprises an impact prism (23), an L-shaped rack (25), a ring gear (27), a one-way bearing (28) and a support shaft (29), wherein the inner side wall of the brake cylinder (6) is an annular wavy surface, one end of the impact prism (23) is propped against the annular wavy surface of the brake cylinder (6), one side of the impact prism (23) is fixedly provided with the L-shaped rack (25), one end of the support shaft (29) is fixedly sleeved with the one-way bearing (28) in an external mode, the ring gear (27) is fixedly sleeved outside the one-way bearing (28), the ring gear (27) is in meshed transmission connection with the L-shaped rack (25), the other end of the support shaft (29) is in meshed transmission connection with a bevel gear fixed at one end of the long worm (18), The impact head (17) further comprises a pressure spring piece (26) and a head frame (24), one end of the head frame (24) is fixed on the integrated plate frame (19), the impact prism (23) slides through a column hole formed in the other end of the head frame (24), one end of the pressure spring piece (26) is fixed on the head frame (24), the other end of the pressure spring piece supports an L-shaped rack (25), and a support shaft (29) is movably sleeved in a round hole formed in the head frame (24).
2. The multi-angle reversing tubular expansion joint of claim 1, wherein: the disc (20) comprises a spring (33), an outer gear ring (34) and a middle position shaft (35), one end of the middle position shaft (35) is in meshed transmission connection with spiral teeth on the long worm (18) through a fixed gear, the other end of the middle position shaft (35) is movably sleeved in a through hole formed in the waist of the integrated plate frame (19), the spring (33) is wound outside the middle position shaft (35), the inner end of the spring (33) is fixed on the middle position shaft (35), the outer end of the spring is fixed on the outer gear ring (34), the middle position shaft (35) is distributed in the middle of the outer gear ring (34), and the outer gear ring (34) is in transmission connection with the tail tool (22).
3. A multi-angle reversing tubular expansion joint according to claim 2, wherein: the disc (20) further comprises a positioning arc plate (30), a blocking piece (31) and a separating plate (32), wherein the blocking piece (31) is fixed on one side bottom surface of the outer gear ring (34), the positioning arc plate (30) limits the blocking piece (31) to move in a surrounding mode through elastic clamping, one end of the positioning arc plate (30) is fixed on the integrated plate frame (19), one end of the separating plate (32) is fixed on the bottom surface of the other side of the outer gear ring (34), and the middle shaft (35) is movably sleeved in a through hole formed in the other end of the separating plate (32).
4. A multi-angle reversing tubular expansion joint according to claim 2, wherein: the tail tool (22) comprises a transverse short shaft (36), a short worm (37) and a thick shaft (38), the transverse short shaft (36) is in meshed transmission connection with an outer gear ring (34) through a gear, one end of the transverse short shaft (36) is movably sleeved in a small hole formed in the integrated plate frame (19), the other end of the transverse short shaft is in meshed transmission connection with a bevel gear fixed to one end of the short worm (37) through a fixed bevel gear, the short worm (37) is movably sleeved in a convex plate through hole formed in the integrated plate frame (19), one end of the thick shaft (38) is movably sleeved in a thick hole formed in the integrated plate frame (19), the thick shaft (38) is in meshed transmission connection with a spiral gear sleeved on the gear and the short worm (37), and one end of the thick shaft (38) is fixed to the vortex plate (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410568459.5A CN118149192B (en) | 2024-05-09 | 2024-05-09 | Multi-angle reversing tubular expansion joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410568459.5A CN118149192B (en) | 2024-05-09 | 2024-05-09 | Multi-angle reversing tubular expansion joint |
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| CN118149192A CN118149192A (en) | 2024-06-07 |
| CN118149192B true CN118149192B (en) | 2024-07-16 |
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| CN202410568459.5A Active CN118149192B (en) | 2024-05-09 | 2024-05-09 | Multi-angle reversing tubular expansion joint |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201606616U (en) * | 2010-02-05 | 2010-10-13 | 陈墅庚 | Novel composite compensator |
| CN114484114A (en) * | 2022-01-27 | 2022-05-13 | 安徽恒生科技发展集团有限公司 | A pipe connector that can be deflected at any angle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4130902B2 (en) * | 2003-05-02 | 2008-08-13 | 三菱樹脂株式会社 | Universal pipe joint |
| CN201636467U (en) * | 2010-04-22 | 2010-11-17 | 宁波飞驹工具有限公司 | Air intake mechanism for universal joint of pneumatic tool |
| CN212564851U (en) * | 2020-07-08 | 2021-02-19 | 江苏中泰水务有限公司 | Novel large-scale joint for ship-shore connection of water intake pump ship |
-
2024
- 2024-05-09 CN CN202410568459.5A patent/CN118149192B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201606616U (en) * | 2010-02-05 | 2010-10-13 | 陈墅庚 | Novel composite compensator |
| CN114484114A (en) * | 2022-01-27 | 2022-05-13 | 安徽恒生科技发展集团有限公司 | A pipe connector that can be deflected at any angle |
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| CN118149192A (en) | 2024-06-07 |
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