Anti-deformation supporting structure for ultra-high-temperature pipeline

By using an adaptive support mechanism and bevel gear adjustment, the problem of thermal expansion and contraction in ultra-high temperature pipelines is solved, achieving adaptive support, extending pipeline life and facilitating maintenance.

CN223754986UActive Publication Date: 2026-01-02YANGZHOU ZHONGTIAN MASCH MFG CO LTD
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Patent Information

Application Number
CN202520618464.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-03
Publication Date
2026-01-02
Estimated Expiration
2035-04-03

AI Technical Summary

Technical Problem

The existing support structure of ultra-high temperature pipelines lacks self-adaptive capabilities and cannot effectively buffer thermal expansion and contraction, leading to stress concentration, pipeline aging, and damage.

Method used

An adaptive support mechanism is adopted, including components such as hinge plates, piston rods, support plates, and springs. Through sliding connections and elastic adjustments, it adapts to the thermal expansion and contraction of the pipeline, and uses bevel gears to adjust the support height to achieve adaptive support.

Benefits of technology

It effectively avoids stress concentration, extends pipeline life, facilitates height adjustment and maintenance, and improves the adaptability and stability of the support structure.

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Abstract

The utility model discloses an anti-deformation supporting structure for an ultra-high-temperature pipeline. The anti-deformation supporting structure comprises a first protective shell and a second protective shell installed on the top of the first protective shell. The self-adaptive supporting mechanism is arranged between the first protective shell and the second protective shell and is used for supporting a pipeline for conveying ultra-high-temperature fluid; through the arrangement of the self-adaptive supporting mechanism, when the superhigh-temperature fluid pipeline generates thermal expansion and contraction phenomena, the fluid pipeline deforms in the supporting plate, and the supporting plate is driven to move along with the change of the fluid pipeline through sliding connection of a piston rod and a sleeve rod; and the elasticity of the first supporting spring and the second supporting spring is used for driving the supporting plate to be attached to the fluid pipeline all the time, so that self-adaption is achieved during thermal expansion and contraction of the ultra-high-temperature fluid pipeline, and the situation that stress is concentrated in a local area of the fluid pipeline, and pipeline aging and damage are accelerated is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline support technical field, concretely is a kind of anti-deformation support structure for ultrahigh temperature pipeline. BACKGROUND

[0002] In many industrial fields, such as chemical industry, metallurgy, power, etc., pipelines for conveying superhigh temperature fluids are often used; these superhigh temperature pipelines will produce thermal expansion and shrinkage during operation due to temperature changes; without proper support structure, the pipeline is prone to deformation, which may cause pipe rupture, leakage and other safety accidents, affecting the normal production, and may also cause harm to the surrounding environment and personnel.

[0003] However, the prior art still has great deficiencies, such as:

[0004] In the prior art: the traditional support structure is mostly designed with rigid connection, which lacks the self-adaptive ability to the thermal expansion and shrinkage of the pipeline, and cannot be effectively buffered by the support structure when the superhigh temperature fluid pipeline expands and shrinks, thereby causing stress to be highly concentrated in the local area of the pipeline, which will greatly accelerate the aging and damage of the pipeline. SUMMARY

[0005] The purpose of the utility model is to provide an anti-deformation support structure for ultrahigh temperature pipeline to solve the problems raised in the background art.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: an anti-deformation support structure for ultrahigh temperature pipeline, comprising:

[0007] A first protective shell and a second protective shell mounted on the top thereof;

[0008] An adaptive support mechanism is arranged between the first protective shell and the second protective shell to support the fluid pipeline conveying superhigh temperature, and comprises a plurality of hinge seats fixedly installed on the inner walls of the first protective shell and the second protective shell, a hinge plate is rotatably installed inside the hinge seat, an adaptive adjusting piece for adapting to the expansion and shrinkage of the fluid pipeline is fixedly installed on one side of the hinge plate, and a support piece for supporting the first protective shell is installed on the bottom of the first protective shell.

[0009] Preferably, the self-adapting adjusting part comprises a sleeve rod fixedly installed on one side of the hinged plate, a piston plate slidably installed in the sleeve rod, a piston rod fixedly installed on one side of the piston plate, one end of the piston rod penetrating through the sleeve rod and extending to the outside of the sleeve rod, a support plate fixedly installed on the other end of the piston rod outside the sleeve rod, the support plate being installed on the surface of the ultra-high temperature fluid pipeline, a first supporting spring fixedly installed on the other side of the piston plate, and one end of the first supporting spring being fixedly connected with the inner wall of the sleeve rod.

[0010] Preferably, the inner side wall of the support plate is provided with a heat insulation part, and the heat insulation part is made of rock wool component.

[0011] Preferably, the support part comprises a fixed seat fixedly installed at the bottom of the first protective shell, a base provided at the bottom of the fixed seat, a top plate fixedly installed at the top of the base, a threaded sleeve fixedly installed at the bottom of the fixed seat, and installation grooves being formed between the base and the top plate, a screw rod being rotatably installed at the bottom of the inner cavity of the installation groove, the top end of the screw rod penetrating through the top plate and extending to the inside of the threaded sleeve, and the screw rod being in threaded connection with the threaded sleeve.

[0012] Preferably, a driven bevel gear is installed on the surface of the screw rod in the inner cavity of the installation groove, a rotating rod penetrating through one side of the base, a driving bevel gear fixedly installed at one end of the rotating rod inside the installation groove, and the driving bevel gear being in meshing connection with the driven bevel gear.

[0013] Preferably, a second supporting spring is fixedly installed on one side of the support plate, and one end of the second supporting spring away from the support plate is fixedly connected with the inner wall of the first protective shell and the second protective shell.

[0014] Preferably, a sliding rod is fixedly installed at the top of the base, the top end of the sliding rod penetrating through the fixed seat and extending to the top of the fixed seat, and the fixed seat being in sliding connection with the sliding rod.

[0015] Preferably, first connecting plates are fixedly installed on the front and back sides of the second protective shell, second connecting plates are fixedly installed on the front and back sides of the first protective shell, bolts are installed on the surface of the first connecting plates, and the first connecting plates are fixedly connected with the second connecting plates through the bolts.

[0016] Compared with the prior art, the self-adapting adjusting part has the following beneficial effects:

[0017] 1. The adaptive support mechanism is used for setting, when the super high temperature fluid pipeline produces thermal expansion and contraction phenomenon, the fluid pipeline deforms in the inside of the support plate, and the sliding connection of the piston rod and the sleeve rod drives the support plate to move with the change of the fluid pipeline, and then the elasticity of the first support spring and the second support spring drives the support plate to always fit with the fluid pipeline, so that the adaptive change of the super high temperature fluid pipeline thermal expansion and contraction is realized, the stress is avoided to concentrate in the local area of the fluid pipeline, and the condition of accelerating the pipeline aging and damage is avoided;

[0018] 2. The support is used for setting, when the first protective shell and the second protective shell are installed on the surface of the fluid pipeline, the staff rotates the driving bevel gear through the rotating rod, and drives the screw rod to rotate through the meshing connection between the driving bevel gear and the driven bevel gear, and the height of the fixed seat and the first protective shell is adjusted through the threaded connection between the screw rod and the threaded sleeve, so that the height of the fluid pipeline can be adjusted, and the advantages that the fluid pipelines with different heights can be stably supported are convenient;

[0019] 3. The first connecting plate, the second connecting plate and the bolt are mutually matched, the adaptive support mechanism in the first protective shell and the second protective shell is installed on the surface of the super high temperature fluid pipeline, the first protective shell and the second protective shell are combined, the first connecting plate and the second connecting plate are fixed through the bolt, so that the first protective shell and the second protective shell are spliced, and the first protective shell and the second protective shell are conveniently disassembled and repaired. DRAWINGS

[0020] Figure 1 It is the structure schematic view of the utility model;

[0021] Figure 2 It is the local structure schematic view of the utility model;

[0022] Figure 3 It is the adaptive adjusting part structure schematic view of the utility model;

[0023] Figure 4 It is the utility model Figure 3 It is the enlarged structure schematic view of A in the utility model;

[0024] Figure 5 It is the support structure schematic view of the utility model;

[0025] Figure 6 It is the utility model Figure 5 It is the enlarged structure schematic view of B in the utility model.

[0026] In the figure: 1, the first protective shell; 2, the second protective shell; 3, the adaptive support mechanism; 31, the hinged seat; 32, the hinged plate; 33, the adaptive adjusting part; 331, the sleeve rod; 332, the piston plate; 333, the piston rod; 334, the support plate; 335, the first support spring; 336, the heat insulation part; 337, the second support spring; 4, the support part; 41, the fixed seat; 42, the base; 43, the top plate; 44, the threaded sleeve; 45, the mounting groove; 46, the screw rod; 47, the driven bevel gear; 48, the rotating rod; 49, the driving bevel gear; 410, the sliding rod; 5, the first connecting plate; 6, the second connecting plate; 7, the bolt. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Please refer to Figures 1-6 The utility model provides a kind of technical solutions: a kind of anti-deformation support structure for ultrahigh temperature pipeline, comprising:

[0029] The first protective shell 1, and the second protective shell 2 installed on the top thereof;

[0030] The adaptive support mechanism 3 is arranged between the first protective shell 1 and the second protective shell 2, for supporting the fluid pipeline conveying ultrahigh temperature, and comprises a plurality of hinged seats 31 fixedly installed on the inner wall of the first protective shell 1 and the second protective shell 2, the hinged seat 31 is rotatably installed with the hinged plate 32, the hinged plate 32 is fixedly installed with the adaptive adjusting part 33 on one side for adapting the expansion and contraction of the fluid pipeline, and the bottom of the first protective shell 1 is provided with the support part 4 for supporting the first protective shell 1.

[0031] Referring to Figure 3 And Figure 4 As shown in the figure, the adaptive adjusting part 33 comprises a sleeve rod 331 fixedly installed on one side of the hinged plate 32, the piston plate 332 is slidably installed in the sleeve rod 331, the piston rod 333 is fixedly installed on one side of the piston plate 332, one end of the piston rod 333 penetrates through the sleeve rod 331 and extends to the outside of the sleeve rod 331, the support plate 334 is fixedly installed on one end of the piston rod 333 outside the sleeve rod 331, the support plate 334 is installed on the surface of the ultrahigh temperature fluid pipeline, the first support spring 335 is fixedly installed on the other side of the piston plate 332, and one end of the first support spring 335 is fixedly connected with the inner wall of the sleeve rod 331.

[0032] In the embodiment, when the thermal expansion and contraction of the super-high-temperature fluid pipeline occurs, the deformation of the fluid pipeline inside the support plate 334 occurs, and the sliding connection of the piston rod 333 and the sleeve rod 331 drives the support plate 334 to move with the change of the fluid pipeline, and then the elasticity of the first support spring 335 and the second support spring 337 drives the support plate 334 to always conform to the fluid pipeline to adapt to the thermal expansion and contraction of the super-high-temperature fluid pipeline.

[0033] Referring to Figure 3 As shown in the drawings, the inner side wall of the support plate 334 is provided with a heat insulation piece 336, and the material of the heat insulation piece 336 is a rock wool component;

[0034] In the embodiment, the heat insulation between the support plate 334 and the heat insulation piece 336 can be achieved, so that the temperature conduction from the surface of the super-high-temperature fluid pipeline to the surface of the self-adaptive adjusting piece 33 is avoided, and the situation that the supporting effect is affected is avoided.

[0035] Referring to Figure 1 , Figure 5 and Figure 6 As shown in the drawings, the support piece 4 comprises a fixed seat 41 fixedly installed at the bottom of the first protective shell 1, the bottom of the fixed seat 41 is provided with a base 42, the top of the base 42 is fixedly installed with a top plate 43, the bottom of the fixed seat 41 is fixedly installed with a threaded sleeve 44, and the installation groove 45 is formed between the base 42 and the top plate 43, the bottom of the inner cavity of the installation groove 45 is rotatably installed with a screw rod 46, the top end of the screw rod 46 penetrates through the top plate 43 and extends into the inner part of the threaded sleeve 44, and the screw rod 46 is in threaded connection with the threaded sleeve 44;

[0036] The surface of the screw rod 46 located in the inner cavity of the installation groove 45 is installed with a driven bevel gear 47, one side of the base 42 penetrates through and is installed with a rotating rod 48, one end of the rotating rod 48 located in the inner part of the installation groove 45 is fixedly installed with a driving bevel gear 49, and the driving bevel gear 49 is in meshing connection with the driven bevel gear 47;

[0037] In the embodiment, the staff rotates the driving bevel gear 49 by using the rotating rod 48, and rotates the screw rod 46 by using the meshing connection between the driving bevel gear 49 and the driven bevel gear 47, and then the screw rod 46 adjusts the height of the fixed seat 41 and the first protective shell 1 by the threaded connection with the threaded sleeve 44, so as to adjust according to the height of the fluid pipeline.

[0038] Referring to Figure 3 As shown in the drawings, one side of the support plate 334 is fixedly installed with a second support spring 337, and one end of the second support spring 337 away from the support plate 334 is fixedly connected with the inner walls of the first protective shell 1 and the second protective shell 2;

[0039] In the embodiment, the adaptive performance of the support plate 334 can be further improved when the super-high-temperature fluid pipeline thermally expands and shrinks, so that the support plate 334 always fits the pipeline to support the pipeline.

[0040] Referring to Figure 1 and Figure 5 , the top of the base 42 is fixedly installed with a sliding rod 410, the top end of the sliding rod 410 penetrates through the fixed seat 41 and extends to the top of the fixed seat 41, and the fixed seat 41 and the sliding rod 410 are in sliding connection;

[0041] In the embodiment, when the fixed seat 41 slides on the surface of the sliding rod 410 during lifting, the fixed seat 41 is guided to slide.

[0042] Referring to Figure 1 and Figure 2 , the front and rear sides of the second protective shell 2 are fixedly installed with first connecting plates 5, the front and rear sides of the first protective shell 1 are fixedly installed with second connecting plates 6, the surface of the first connecting plate 5 is installed with a bolt 7, and the first connecting plate 5 and the second connecting plate 6 are fixedly connected through the bolt 7;

[0043] In the embodiment, the first protective shell 1 and the support 4 are placed at the bottom of the pipeline, and the pipeline is in contact with the adaptive support mechanism 3 inside the first protective shell 1, and at the same time, the second protective shell 2 and the adaptive support mechanism 3 inside it are installed at the top of the pipeline, and then the first connecting plate 5 and the second connecting plate 6 are fixed through the bolt 7.

[0044] Working principle: when the device is installed on the surface of the super-high-temperature fluid, the first protective shell 1 and the support 4 are placed at the bottom of the pipeline, and the pipeline is in contact with the adaptive support mechanism 3 inside the first protective shell 1, and at the same time, the second protective shell 2 and the adaptive support mechanism 3 inside it are installed at the top of the pipeline, and then the first connecting plate 5 and the second connecting plate 6 are fixed through the bolt 7; at the same time, the driving bevel gear 49 is rotated through the rotating rod 48, and the driving bevel gear 49 and the driven bevel gear 47 are meshed and connected to drive the screw rod 46 to rotate, and the screw rod 46 is in threaded connection with the threaded sleeve 44 to adjust the height of the fixed seat 41 and the first protective shell 1, so that the adaptive support mechanism 3 inside the first protective shell 1 can stably support the pipeline;

[0045] When the super-high-temperature fluid pipe generates thermal expansion and contraction, the fluid pipe deforms inside the support plate 334, and the sliding connection of the piston rod 333 with the sleeve rod 331 drives the support plate 334 to move with the change of the fluid pipe, and at the same time, the elasticity of the first support spring 335 and the second support spring 337 drives the support plate 334 to always conform to the fluid pipe to adapt to the thermal expansion and contraction of the super-high-temperature fluid pipe.

[0046] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A deformation prevention support structure for an ultra-high temperature piping characterized by, Include: First protective shell (1), and its top-mounted second protective shell (2); Self-adaptive support mechanism (3) is arranged between first protective shell (1) and second protective shell (2), for supporting the fluid pipeline conveying ultra-high temperature, and comprising a plurality of fixedly installed in the inner wall of first protective shell (1) and second protective shell (2) hinge seat (31), the inside of hinge seat (31) is rotatably installed with hinge plate (32), one side of hinge plate (32) is fixedly installed with self-adaptive adjusting part (33) for adapting to the expansion and contraction of fluid pipeline, the bottom of first protective shell (1) is provided with support (4) for supporting first protective shell (1).

2. The anti-deformation support structure for ultra-high-temperature piping according to claim 1, characterized by: The self-adaptive adjusting part (33) comprises a sleeve rod (331) fixedly installed on one side of the hinge plate (32), a piston plate (332) slidably installed in the sleeve rod (331), a piston rod (333) fixedly installed on one side of the piston plate (332), one end of the piston rod (333) penetrating through the sleeve rod (331) and extending to the outside of the sleeve rod (331), the end of the piston rod (333) outside the sleeve rod (331) is fixedly installed with a support plate (334), the support plate (334) is installed on the surface of the ultra-high temperature fluid pipeline, the other side of the piston plate (332) is fixedly installed with a first support spring (335), one end of the first support spring (335) is fixedly connected with the inner wall of the sleeve rod (331).

3. A deformation prevention support structure for ultra-high temperature piping according to claim 2, characterized by: The inner side wall of the support plate (334) is provided with a heat insulating member (336), and the material of the heat insulating member (336) is rock wool member.

4. The anti-deformation support structure for ultra-high-temperature piping according to claim 1, characterized by: The support (4) comprises a fixed seat (41) fixedly installed on the bottom of the first protective shell (1), a base (42) provided on the bottom of the fixed seat (41), a top plate (43) fixedly installed on the top of the base (42), a threaded sleeve (44) fixedly installed on the bottom of the fixed seat (41), and a mounting groove (45) formed between the base (42) and the top plate (43), a screw rod (46) rotatably installed at the bottom of the inner cavity of the mounting groove (45), the top end of the screw rod (46) penetrating through the top plate (43) and extending to the inside of the threaded sleeve (44), and the screw rod (46) and the threaded sleeve (44) are in threaded connection.

5. A deformation prevention support structure for ultra-high temperature piping according to claim 4, characterized by: The surface of the screw rod (46) in the inner cavity of the mounting groove (45) is provided with a driven bevel gear (47), a rotating rod (48) penetrating through one side of the base (42), a driving bevel gear (49) fixedly installed on one end of the rotating rod (48) located in the inner cavity of the mounting groove (45), and the driving bevel gear (49) and the driven bevel gear (47) are in meshing connection.

6. A deformation prevention support structure for ultra-high temperature piping according to claim 2, characterized by: One side of the support plate (334) is fixedly installed with a second support spring (337), and one end of the second support spring (337) away from the support plate (334) is fixedly connected with the inner wall of the first protective shell (1) and the second protective shell (2) respectively.

7. The anti-deformation support structure for ultra-high-temperature piping according to claim 4, characterized by: The top of the base (42) is fixedly provided with a sliding rod (410), the top end of the sliding rod (410) penetrates through the fixed seat (41) and extends to the top of the fixed seat (41), and the fixed seat (41) and the sliding rod (410) are in sliding connection.

8. The anti-deformation support structure for ultra-high-temperature piping according to claim 1, characterized by: The front and rear sides of the second protective shell (2) are fixedly provided with first connecting plates (5), the front and rear sides of the first protective shell (1) are fixedly provided with second connecting plates (6), the surface of the first connecting plate (5) is provided with a bolt (7) penetratingly mounted, and the first connecting plate (5) and the second connecting plate (6) are fixedly connected through the bolt (7).