CN116263228A - Composite shape deformation-resistant corrugated pipe - Google Patents
Composite shape deformation-resistant corrugated pipe Download PDFInfo
- Publication number
- CN116263228A CN116263228A CN202111533979.5A CN202111533979A CN116263228A CN 116263228 A CN116263228 A CN 116263228A CN 202111533979 A CN202111533979 A CN 202111533979A CN 116263228 A CN116263228 A CN 116263228A
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- China
- Prior art keywords
- fixed
- corrugated
- main body
- corrugated pipe
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
-
- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
Abstract
The invention belongs to the technical field of corrugated pipes, in particular to a composite shape deformation-resistant corrugated pipe, which comprises a corrugated pipe main body, wherein a braided pipe is sleeved on the outer side of the corrugated pipe main body, an elastic metal stable sleeve is sleeved on the outer side of the braided pipe, and mounting assemblies are arranged at two ends of the elastic metal stable sleeve; the inner wall of the braided tube is provided with a plurality of groups of positioning convex strips corresponding to the corrugated gaps of the corrugated tube main body, and the outer side surfaces of the positioning convex strips are provided with elastic separation components; two groups of pre-connection assemblies which are symmetrically distributed are also fixed at the two ends of the corrugated pipe main body; the arrangement of the braided tube, the positioning convex strips and the elastic separation components which are arranged in the braided tube can play a better role in protecting the corrugated tube main body; the setting of connecting assembly in advance can simplify bellows main part installation flow, has location and pre-stabilization effect to the installation of bellows main part, makes things convenient for butt joint and fastening between the follow-up ring flange, has still further improved the stability of bellows main part installation simultaneously.
Description
Technical Field
The invention belongs to the technical field of corrugated pipes, and particularly relates to a composite shape deformation-resistant corrugated pipe.
Background
The corrugated pipe mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm capsule, a metal hose and the like, is mainly applied to the functions of compensating thermal deformation, shock absorption, absorbing sedimentation deformation of a pipeline and the like, and is widely applied to industries such as petrochemical industry, instrument, aerospace industry, chemical industry, electric power, cement, metallurgy and the like, and the corrugated pipe made of other materials such as plastics and the like has irreplaceable functions in the fields such as medium transmission, electric power threading, machine tools, household appliances and the like.
However, when the original composite corrugated pipe is used, the corrugated pipe is usually directly fixed in a pipeline system by using a flange plate, and a necessary protection device is lacked, so that the corrugated pipe is accidentally bent and damaged under the influence of external environment, and the reliable use of the corrugated pipe is affected.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the composite shape deformation-resistant corrugated pipe, which has the characteristics of convenience in use and long service life.
In order to achieve the above purpose, the present invention provides the following technical solutions: the composite shape deformation-resistant corrugated pipe comprises a corrugated pipe main body, wherein flange plates are fixed at two ends of the corrugated pipe main body, a braided pipe is sleeved on the outer side of the corrugated pipe main body, an elastic metal stable sleeve is sleeved on the outer side of the braided pipe, and two groups of symmetrically distributed mounting assemblies are arranged at two ends of the elastic metal stable sleeve; a plurality of groups of positioning convex strips corresponding to the corrugated gaps of the corrugated pipe main body are arranged on the inner wall of the braided pipe, and elastic separation components are arranged on the outer side surfaces of the positioning convex strips; two groups of pre-connection assemblies which are symmetrically distributed are also fixed at the two ends of the corrugated pipe main body, and each group of pre-connection assemblies is symmetrically provided with two groups of pre-connection assemblies.
As a preferable technical scheme of the invention, the braided tube and the elastic metal stable sleeve are provided with unfolding notches.
As a preferable technical scheme of the invention, the mounting assembly comprises an elastic metal stable collar, bolts and nuts, wherein symmetrically distributed connecting blocks are fixed at two ends of the outer side surface of the elastic metal stable collar, the bolts penetrate through the connecting blocks, and the nuts are mounted on the extending ends of the bolts in a threaded screwing mode.
As a preferable technical scheme of the invention, the elastic separation assembly comprises a movable rod, a spacer and an isolation spring, wherein a connecting groove is formed in the outer wall of the positioning convex strip, one end of the movable rod is embedded into the connecting groove, the other end of the movable rod extends out of the connecting groove, the isolation spring is distributed between the embedded end face of the movable rod and the groove end wall of the connecting groove, and the spacer is fixed on the extending end face of the movable rod.
As a preferable technical scheme of the invention, the outer wall of the spacer is adhered and fixed with a rubber lining.
As a preferable technical scheme of the invention, the pre-connection assembly comprises a connection frame and a stabilizing piece, wherein the longitudinal section of the connection frame is of an L-shaped structure, and the connection frame is fixed on the outer wall of the corrugated pipe main body; the stabilizing piece is slidably mounted on the opposite face of the horizontal portion of the connecting frame.
As a preferable technical scheme of the invention, limit sliding grooves are formed in opposite faces of the horizontal part of the connecting frame, limit sliding blocks corresponding to the limit sliding grooves are fixed at the end parts of the stable pieces, rubber blocks are fixedly adhered to the surfaces of the stable pieces, and sawtooth-shaped anti-slip ribs are arranged on the surfaces of the rubber blocks.
As a preferable technical scheme of the invention, the device further comprises an operation assembly, wherein the operation assembly comprises a threaded rod, a rotating rod, a driving bevel gear and a driven bevel gear, the threaded rod is erected in the limiting sliding groove by utilizing a bearing support, and the threaded rod penetrates through the limiting sliding block and is connected with the limiting sliding block in a threaded screwing mode; the rotary rod is supported and installed on the connecting frame by a bearing, one end of the rotary rod extends into the limiting chute, the driving bevel gear is fixed on the extending end of the rotary rod, and the driven bevel gear is fixed on the threaded rod and meshed with the driving bevel gear; the outer side end part of the rotating rod is fixed with a knob.
As a preferable technical scheme of the invention, two symmetrically distributed guide sliding grooves are formed in the inner wall of the limit sliding groove, and an elastic guide assembly matched with the guide sliding grooves is fixed on the outer wall of the limit sliding block.
As a preferable technical scheme of the invention, the elastic guide assembly comprises a telescopic column, a telescopic spring and a roller, wherein the telescopic column is fixed on the outer wall of the limiting slide block, a limiting piece is fixed at the end part of the roller, the roller is arranged on the limiting piece, and the telescopic spring is sleeved on the telescopic column and is positioned between the limiting piece and the outer wall of the limiting slide block.
The composite-shaped bellows of the present invention may have the following method of use:
1. bending the braided tube into a tube shape by using the unfolding notch and sleeving the tube on the corrugated tube main body, and positioning sleeving the braided tube through the positioning convex strips and the corrugated gap of the corrugated tube main body so that the positioning convex strips are embedded into the inner side of the corrugated gap of the corrugated tube main body;
2. sleeving the elastic metal stable sleeve on the braided tube by using the unfolding notch, and fixing the elastic metal stable sleeve by using the mounting assembly;
3. the corrugated pipe main body is in butt joint with other pipelines in the pipeline system, and the corrugated pipe main body is in pre-connection with the other pipelines in the pipeline system through a pre-connection assembly;
4. the corrugated pipe body is fixed in the pipeline system by using flanges at two ends through bolts.
Compared with the prior art, the invention has the beneficial effects that:
1. the arrangement of the braided tube, the positioning convex strips and the elastic separation assembly which are arranged in the braided tube can play a better safety protection effect on the corrugated tube main body, greatly reduce the influence of external factors on the corrugated tube main body, prolong the service life of the corrugated tube main body and greatly improve the deformation resistance of the corrugated tube main body;
2. the arrangement of the elastic metal stable sleeve and the installation component can ensure the installation stability of the braided tube and improve the effect of the elastic separation component;
3. the setting of connecting assembly in advance can simplify bellows main part installation flow, has location and pre-stabilization effect to the installation of bellows main part, makes things convenient for butt joint and fastening between the follow-up ring flange, has still further improved the stability of bellows main part installation simultaneously.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the deployment structure of the braided tube of the present invention;
FIG. 3 is an enlarged schematic view of the mounting assembly of the present invention;
FIG. 4 is an enlarged schematic view of the pre-connection assembly of the present invention;
FIG. 5 is a schematic side cross-sectional view of a connector of the present invention;
FIG. 6 is a schematic top cross-sectional view of a connector of the present invention;
FIG. 7 is a schematic view of the axial structure of the elastomeric separation assembly of the present invention;
FIG. 8 is a schematic side cross-sectional view of an elastomeric separation assembly in accordance with the present invention;
in the figure: 1. a bellows body; 2. a flange plate; 3. a pre-connection assembly; 4. braiding a tube; 5. an elastic metal stabilizing sleeve; 6. a mounting assembly; 7. positioning convex strips; 8. an elastic partition assembly; 9. an elastic metal stabilizing collar; 10. a connecting block; 11. a bolt; 12. a nut; 13. a connecting frame; 14. a stabilizing piece; 15. a rubber block; 16. an anti-slip relief; 17. an operating assembly; 18. limiting sliding grooves; 19. a limit sliding block; 20. a threaded rod; 21. a rotating rod; 22. a driving bevel gear; 23. driven bevel gears; 24. a knob; 25. a guide chute; 26. a telescopic column; 27. a limiting piece; 28. a telescopic spring; 29. a roller; 30. a movable rod; 31. a spacer; 32. a rubber liner; 33. a connecting groove; 34. and isolating the spring.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides the following technical solutions: the composite shape deformation-resistant corrugated pipe comprises a corrugated pipe main body 1, wherein flange plates 2 are fixed at two ends of the corrugated pipe main body 1, a braided pipe 4 is sleeved on the outer side of the corrugated pipe main body 1, an elastic metal stable sleeve 5 is sleeved on the outer side of the braided pipe 4, and two groups of symmetrically distributed mounting assemblies 6 are arranged at two ends of the elastic metal stable sleeve 5; a plurality of groups of positioning convex strips 7 corresponding to the corrugated gaps of the corrugated pipe main body 1 are arranged on the inner wall of the braided pipe 4, and elastic separation components 8 are arranged on the outer side surfaces of the positioning convex strips 7; two groups of symmetrically distributed pre-connection assemblies 3 are further fixed at two ends of the corrugated pipe body 1, each group of symmetrically distributed pre-connection assemblies 3 are symmetrically provided with two groups, when the corrugated pipe is used, the woven pipe 4 is bent into a pipe shape and sleeved on the corrugated pipe body 1, the sleeved connection of the corrugated pipe is performed through the corrugated gaps of the positioning convex strips 7 and the corrugated pipe body, the positioning convex strips 7 are embedded into the inner sides of the corrugated gaps of the corrugated pipe body 1, an elastic supporting effect is achieved on each corrugated of the corrugated pipe body 1 by means of the elastic separation assembly 8, the bending resistance of the corrugated pipe body 1 is improved, the elastic metal stable sleeve 5 is sleeved on the woven pipe 4, the elastic metal stable sleeve 5 is fixed by the installation assembly 6, then the corrugated pipe body 1 is in butt joint with other pipelines in a pipeline system, the corrugated pipe body 1 is pre-connected with other pipelines in the pipeline system through the pre-connection assemblies 3, and finally the corrugated pipe body 1 is fixed in the pipeline system by means of bolts.
Specifically, according to the embodiment shown in fig. 1, the braided tube 4 and the elastic metal stabilizing sleeve 5 are provided with unfolding notches, so that the braided tube 4 is wrapped on the corrugated tube main body 1, and the elastic metal stabilizing sleeve 5 is wrapped on the braided tube 4.
Specifically, according to fig. 1 and 3, in this embodiment, the mounting assembly 6 includes an elastic metal fixing collar 9, bolts 11 and nuts 12, symmetrically distributed connection blocks 10 are fixed at two ends of an outer side surface of the elastic metal fixing collar 9, the bolts 11 penetrate through the connection blocks 10, the nuts 12 are mounted on the extending ends of the bolts 11 in a threaded screwing manner, after the elastic metal fixing sleeve 5 is wrapped on the braided tube 4, the bolts 11 penetrate through the two connection blocks 10, and then the nuts 12 are screwed.
Specifically, according to the embodiment shown in fig. 1, fig. 2, fig. 7 and fig. 8, the elastic separation assembly 8 includes a movable rod 30, a spacer 31 and an isolation spring 34, a connecting groove 33 is formed on the outer wall of the positioning raised strip 7, one end of the movable rod 30 is embedded into the connecting groove 33, the other end of the movable rod extends out of the connecting groove 33, the isolation spring 34 is distributed between the embedded end face of the movable rod 30 and the groove end wall of the connecting groove 33, the spacer 31 is fixed on the extended end face of the movable rod 30, and after the woven tube 4 is installed, the spacers 31 on two sides can prop against two adjacent waves on the corrugated tube main body 1 under the action of the isolation spring 34, so that the bending resistance of the corrugated tube main body 1 is improved.
Specifically, according to the embodiment shown in fig. 1, fig. 2, fig. 7 and fig. 8, the outer wall of the spacer 31 is adhered and fixed with the rubber liner 32, which has better flexibility and avoids damage to the bellows body 1 due to direct rigid contact.
Specifically, according to the embodiment shown in fig. 1 and fig. 4, the pre-connection assembly 3 includes a connection frame 13 and a stabilizing piece 14, the longitudinal section of the connection frame 13 is in an L-shaped structure, and the connection frame 13 is fixed on the outer wall of the bellows body 1; the stabilizing piece 14 is slidably mounted on the opposite surface of the horizontal portion of the connecting frame 13, and when the corrugated pipe body 1 is connected to the pipe system, the corrugated pipe body 1 is abutted against other pipes in the pipe system, and then the stabilizing piece 14 is moved in a direction approaching the flange 2, so as to clamp the flange and the flange 2 of the other pipes in the pipe system.
Specifically, according to the embodiment shown in fig. 1, fig. 4 and fig. 5, the opposite faces of the horizontal portion of the connecting frame 13 are provided with limiting sliding grooves 18, the end portion of the stabilizing piece 14 is fixed with limiting sliding blocks 19 corresponding to the limiting sliding grooves 18, the surface of the stabilizing piece 14 is fixedly adhered with rubber blocks 15, the surface of the rubber blocks 15 is provided with saw-toothed anti-skid ribs 16, the stabilizing piece 14 moves along the limiting sliding grooves 18, the movement is stable, and meanwhile, the rigid contact is avoided from damaging the flange plate 2 by arranging the rubber blocks 15.
Specifically, according to fig. 1, fig. 4 and fig. 5, the embodiment further includes an operation assembly 17, where the operation assembly 17 includes a threaded rod 20, a rotating rod 21, a driving bevel gear 22 and a driven bevel gear 23, the threaded rod 20 is supported in the limit chute 18 by a bearing support, and the threaded rod 20 penetrates through the limit slider 19 and is connected with the limit slider 19 by a threaded screwing manner; the rotating rod 21 is supported and installed on the connecting frame 13 by a bearing, one end of the rotating rod 21 extends into the limiting chute 18, the driving bevel gear 22 is fixed on the extending end of the rotating rod 21, and the driven bevel gear 23 is fixed on the threaded rod 20 and meshed with the driving bevel gear 22; after the corrugated pipe main body 1 is well connected, the knob 24 is rotated, the knob 24 is utilized to drive the rotary rod 21 to rotate, the rotary rod 21 drives the driving bevel gear 22 to rotate, the driving bevel gear 22 utilizes the driven bevel gear 23 to drive the threaded rod 20 to rotate under the meshing relationship, and the limit sliding block 19 drives the stabilizing piece 14 to move under the action of screw threads.
Specifically, according to fig. 1, fig. 4, fig. 5 and fig. 6, in this embodiment, two symmetrically distributed guiding sliding grooves 25 are provided on the inner wall of the limiting sliding groove 18, and an elastic guiding component matched with the guiding sliding groove 25 is fixed on the outer wall of the limiting sliding block 19, so that the stability of the movement of the stabilizing piece 14 is further improved by the elastic guiding component.
Specifically, according to the embodiment shown in fig. 1, fig. 4, fig. 5 and fig. 6, the elastic guiding assembly comprises a telescopic column 26, a telescopic spring 28 and a roller 29, the telescopic column 26 is fixed on the outer wall of the limit slider 19, a limit piece 27 is fixed at the end part of the roller 29, the roller 29 is mounted on the limit piece 27, the telescopic spring 28 is sleeved on the telescopic column 26 and is positioned between the limit piece 27 and the outer wall of the limit slider 19, when the stable piece 14 moves, the roller 29 rolls against the inner wall of the guiding chute 25 under the action of the elastic force of the telescopic spring 28, sliding friction is converted into rolling friction, and the friction force is smaller, so that the moving stability of the stable piece 14 is further improved, and the telescopic column 26 is formed by sleeving two sections of hollow cylinder members.
The working principle and the using flow of the invention are as follows:
the composite-shaped bellows of the present invention may have the following method of use:
1. bending the braided tube 4 into a tube shape by using the unfolding notch and sleeving the tube on the corrugated tube main body 1, and positioning sleeving the braided tube through the positioning convex strip 7 and the corrugated gap of the corrugated tube main body, so that the positioning convex strip 7 is embedded into the inner side of the corrugated gap of the corrugated tube main body 1;
2. sleeving the elastic metal stable sleeve 5 on the braided tube 4 by using the unfolding notch, and fixing the elastic metal stable sleeve 5 by using the mounting assembly 6;
3. abutting the corrugated pipe main body 1 with other pipelines in a pipeline system, and pre-connecting the corrugated pipe main body 1 with the other pipelines in the pipeline system through a pre-connecting assembly 3;
4. the bellows body 1 is fixed in the pipe system by bolts using flanges 2 at both ends.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a compound shape anti-deformation bellows, includes bellows main part (1), the both ends of bellows main part (1) all are fixed with ring flange (2), its characterized in that: the outer side of the corrugated pipe main body (1) is sleeved with a braided pipe (4), the outer side of the braided pipe (4) is sleeved with an elastic metal stable sleeve (5), and two groups of symmetrically distributed mounting assemblies (6) are arranged at two ends of the elastic metal stable sleeve (5); a plurality of groups of positioning convex strips (7) corresponding to the corrugated gaps of the corrugated pipe main body (1) are arranged on the inner wall of the braided pipe (4), and elastic separation components (8) are arranged on the outer side surfaces of the positioning convex strips (7); two groups of pre-connection assemblies (3) which are symmetrically distributed are also fixed at the two ends of the corrugated pipe main body (1), and each group of pre-connection assemblies (3) is symmetrically provided with two groups.
2. A composite shape deformation resistant bellows according to claim 1, characterized in that: the braided tube (4) and the elastic metal stable sleeve (5) are provided with unfolding notches.
3. A composite shape deformation resistant bellows according to claim 1, characterized in that: the mounting assembly (6) comprises an elastic metal stable collar (9), bolts (11) and nuts (12), wherein symmetrically distributed connecting blocks (10) are fixed at two ends of the outer side face of the elastic metal stable collar (9), the bolts (11) penetrate through the connecting blocks (10), and the nuts (12) are mounted on the extending ends of the bolts (11) in a threaded screwing mode.
4. A composite shape deformation resistant bellows according to claim 1, characterized in that: the elastic separation assembly (8) comprises a movable rod (30), a spacer (31) and an isolation spring (34), wherein a connecting groove (33) is formed in the outer wall of the positioning raised line (7), one end of the movable rod (30) is embedded into the connecting groove (33), the other end of the movable rod extends out of the connecting groove (33), the isolation spring (34) is distributed between the embedded end face of the movable rod (30) and the groove end wall of the connecting groove (33), and the spacer (31) is fixed on the extending end face of the movable rod (30).
5. A composite shape deformation resistant bellows according to claim 4, characterized in that: a rubber lining (32) is fixedly adhered to the outer wall of the spacer (31).
6. A composite shape deformation resistant bellows according to claim 1, characterized in that: the pre-connection assembly (3) comprises a connection frame (13) and a stabilizing piece (14), the longitudinal section of the connection frame (13) is of an L-shaped structure, and the connection frame (13) is fixed on the outer wall of the corrugated pipe main body (1); the stabilizing piece (14) is slidably mounted on the opposite face of the horizontal part of the connecting frame (13).
7. A composite shape deformation resistant bellows according to claim 6, characterized in that: limiting sliding grooves (18) are formed in opposite faces of the horizontal portions of the connecting frames (13), limiting sliding blocks (19) corresponding to the limiting sliding grooves (18) are fixed at the end portions of the stabilizing pieces (14), rubber blocks (15) are fixedly bonded to the surfaces of the stabilizing pieces (14), and sawtooth-shaped anti-skidding ribs (16) are arranged on the surfaces of the rubber blocks (15).
8. A composite shape deformation resistant bellows according to claim 7, characterized in that: the automatic limiting device is characterized by further comprising an operation assembly (17), wherein the operation assembly (17) comprises a threaded rod (20), a rotating rod (21), a driving bevel gear (22) and a driven bevel gear (23), the threaded rod (20) is erected in the limiting sliding groove (18) by utilizing a bearing support, and the threaded rod (20) penetrates through the limiting sliding block (19) and is connected with the limiting sliding block (19) in a threaded screwing mode; the rotary rod (21) is supported and installed on the connecting frame (13) by a bearing, one end of the rotary rod (21) extends into the limiting chute (18), the driving bevel gear (22) is fixed on the extending end of the rotary rod (21), and the driven bevel gear (23) is fixed on the threaded rod (20) and meshed with the driving bevel gear (22); the outer end part of the rotating rod (21) is fixed with a knob (24).
9. A composite shape deformation resistant bellows according to claim 8, characterized in that: two symmetrically distributed guide sliding grooves (25) are formed in the inner wall of the limiting sliding groove (18), and an elastic guide assembly matched with the guide sliding grooves (25) is fixed on the outer wall of the limiting sliding block (19).
10. A composite shape deformation resistant bellows according to claim 9, characterized in that: the elastic guide assembly comprises a telescopic column (26), a telescopic spring (28) and a roller (29), wherein the telescopic column (26) is fixed on the outer wall of the limiting slide block (19), a limiting piece (27) is fixed at the end part of the roller (29), the roller (29) is installed on the limiting piece (27), and the telescopic spring (28) is sleeved on the telescopic column (26) and located between the limiting piece (27) and the outer wall of the limiting slide block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111533979.5A CN116263228A (en) | 2021-12-15 | 2021-12-15 | Composite shape deformation-resistant corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111533979.5A CN116263228A (en) | 2021-12-15 | 2021-12-15 | Composite shape deformation-resistant corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116263228A true CN116263228A (en) | 2023-06-16 |
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ID=86723600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111533979.5A Pending CN116263228A (en) | 2021-12-15 | 2021-12-15 | Composite shape deformation-resistant corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116263228A (en) |
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2021
- 2021-12-15 CN CN202111533979.5A patent/CN116263228A/en active Pending
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