CN115111457A

CN115111457A - Spring support hanger for thermal displacement pipeline

Info

Publication number: CN115111457A
Application number: CN202110972972.7A
Authority: CN
Inventors: 邓学
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-09-27

Abstract

The invention discloses a spring support and hanger for a thermal displacement pipeline, which comprises a support and hanger pipe, a bracket, a metal plate, a shock absorption rod, a connecting block, a hanger rod and a spring, wherein the side of the support and hanger pipe is fixedly connected with the bracket, the metal plate which is vertically distributed is slidably connected inside the support and hanger pipe, the metal plate is connected with the connecting block through the shock absorption rod, the spring which is arranged around the periphery of the shock absorption rod is fixed on the side of the metal plate, the right end of the shock absorption rod is connected with the connecting block through a first pin shaft, and a second fixing ring is arranged on the side of the first fixing ring. This a spring gallows for thermal displacement pipeline, the innovation uses two fixed loop to utilize the axial displacement of pipeline self and vibrations to make another solid fixed loop can take the initiative the position to correct the pipeline, can utilize the removal of pipeline self to carry out air-flowing type cooling dust removal treatment to the junction simultaneously, reduce pipeline thermal displacement range, improve the service life of pipeline and support itself.

Description

Spring support and hanger for thermal displacement pipeline

Technical Field

The invention relates to the technical field of pipeline supports, in particular to a spring support and hanger for a thermal displacement pipeline.

Background

Under the not good condition of heat preservation performance of pipeline itself, receive the thermal stress influence of flowing medium and take place axial displacement easily down, and spring hangers and support are exactly applied to the pipeline of often hot displacement, vibration and the displacement of cooperation pipeline self are come through the structural change of hangers and support, wherein spring hangers and support structure that includes the suspension pipe of installation spring and installation connecting block, the displacement of pipe self is cooperated in the displacement of the flexible and inside metal sheet through the spring, but the spring hangers and support of the same kind that have now still exist following problem when in-service use:

the pipeline itself and the spring support and hanger frame between the connection stability is relatively poor, because the pipeline not only can be along axial displacement at the in-process of hot displacement, still can lead to pipeline self to be in the shock condition because of the displacement guide inside medium flow impact pipe wall of pipeline, and current support and hanger frame can not cushion the vibrations effort, the easy damage of repeated collision between pipeline self and the support and hanger frame connection structure.

Disclosure of Invention

The invention aims to provide a spring support and hanger for a thermal displacement pipeline, and aims to solve the problems that the connection stability between the pipeline and the spring support and hanger is poor, the pipeline is in a vibration state due to the fact that the pipeline not only moves along the axial direction in the thermal displacement process, but also the internal medium is guided to flow to impact the pipe wall by the displacement of the pipeline, the existing support and hanger cannot buffer the vibration acting force, and the pipeline and the support and hanger connection structure are prone to damage due to repeated collision.

In order to achieve the purpose, the invention provides the following technical scheme: a spring support and hanger for a thermal displacement pipeline comprises a support pipe, a support, a metal plate, a shock absorption rod, a connecting block, a hanger rod and a spring, wherein the side of the support pipe is fixedly connected with the support, the metal plate is vertically distributed in the support pipe in a sliding connection mode, a guide rod is fixed on the side of the metal plate and is connected in a sliding groove in a sliding mode, the sliding groove is formed in the side wall of the support pipe, the metal plate is connected with the connecting block through the shock absorption rod, the right side of the metal plate is connected with a first fixing ring through the hanger rod, the first fixing ring is installed on the pipeline, the spring surrounding the periphery of the shock absorption rod is fixed on the side of the metal plate, the right end of the shock absorption rod is connected with the connecting block through a first pin shaft, the connecting block is rotatably installed in the support through a second pin shaft, and the right end of the connecting block is connected with the top end of the hanger rod through a third pin shaft, a second fixing ring is arranged on the side of the first fixing ring;

the utility model discloses a solid fixed ring of second, including the solid fixed ring of second, the solid fixed ring's of second internally mounted has the elasticity gasbag, the vibrations of pipeline are alleviated through elastic deformation's mode to the elasticity gasbag, and the inner space of elasticity gasbag is linked together through gas pocket and trachea, gas pocket and gas pocket are seted up respectively in the solid fixed ring's of second inside and internal surface, gas pocket and trachea are linked together, tracheal bottom mounting is at the solid fixed ring's of second surface, and the trachea makes the elasticity gasbag inflation through the mode of aerifing to the gas pocket inside.

Further, tracheal top and the lower terminal surface fixed connection of a horizontal section of thick bamboo, both communicate each other, and fixed mounting is inside a hanging pipe the inside valve plate that is provided with of a horizontal section of thick bamboo, the right-hand member face and the valve rod fixed connection of valve plate, and valve rod horizontal sliding connection is on the right side wall of a horizontal section of thick bamboo.

Furthermore, the right-hand member of valve rod and the top of down tube are articulated to be connected, the tail end of down tube is installed on the left side wall of connecting block, the tooth piece that the angle such as the distribution was installed on the top of connecting block.

Furthermore, the tooth piece is arc-shaped and is distributed, the arc and the second pin shaft are concentric, the tooth piece is meshed with the first gear, the first gear is installed inside the support through the first gear shaft, the outer end of the first gear shaft penetrates through the outer wall of the support and extends to the top end of the transmission rod, the bottom end of the transmission rod is movably connected with the top end of the connecting rod, and the bottom end of the connecting rod is installed on the second fixing ring.

Furthermore, the inner wall of the first fixing ring is provided with a rolling ball, the rolling ball is rotatably installed inside the first fixing ring through a ball shaft, the surface of the rolling ball is provided with annular adhesive tapes distributed in an equal angle mode, and the adhesive tapes are used for increasing the friction force between the rolling ball and the outer wall of the pipeline.

Furthermore, a groove between every two adjacent rubber strips is meshed with a second gear, the rubber strips are used for driving the second gear to rotate, and the second gear is fixedly arranged on a second gear shaft.

Furthermore, the second gear shaft and the ball shaft are distributed in parallel, the second gear shaft is also rotatably installed in the first fixing ring, and fan blades distributed at equal angles are installed at the end of the second gear shaft.

Further, the inner space where the fan blades are located is communicated with the opening, the opening is formed in the inner wall of the first fixing ring, and the opening is used for circulating air flow generated by rotation of the fan blades.

Compared with the prior art, the invention has the beneficial effects that: the spring support and hanger for the thermal displacement pipeline innovatively uses a double-fixing-ring structure, the other fixing ring can actively correct the position of the pipeline by utilizing the axial movement and the vibration of the pipeline, and meanwhile, the airflow type cooling and dedusting treatment can be carried out on the joint by utilizing the movement of the pipeline, so that the thermal displacement amplitude of the pipeline is reduced, and the service life of the pipeline and the service life of the support are prolonged;

1. the transverse cylinder and the valve rod are used, so that the valve plate can synchronously and horizontally move in the transverse cylinder by utilizing the rotation of the connecting block when the pipeline is vibrated by displacement, air flow is generated by utilizing the movement of the valve plate and enters the air cavity and the elastic air bag under the conduction action of the air pipe, and the elastic air bag can expand and deform when the pipeline is vibrated, so that the direct collision between the pipeline and the second fixing ring is avoided, and the protection effect is better;

furthermore, due to the structural design of the second gear and the tooth block, when the connecting block is driven by downward deflection of the pipeline and rotates downward, the first gear shaft can synchronously rotate in the opposite direction by utilizing the meshing transmission between the second gear and the tooth block, so that the second fixing ring can correspondingly move upward, and the second fixing ring can correspondingly move downward when the connecting block and the first fixing ring deflect upward, so that the aim of automatically correcting the position of the pipeline by utilizing the second fixing ring is fulfilled;

2. the use of the rolling ball in the first fixing ring ensures that when the pipeline generates unavoidable relative displacement in the first fixing ring, the direct friction between the pipeline and the interior of the first fixing ring is avoided in a rolling ball rotating mode, the abrasion-proof protection can be effectively carried out on the joint of the fixing ring and the pipeline, and the friction force between the rolling ball and the outer wall of the pipeline can be obviously increased by using the rubber strip;

further, the use of adhesive tape not only can increase the frictional force between spin and the pipeline, can also utilize the state that angular distribution such as self annular becomes the connecting piece between spin and the meshing of second gear, make the spin can drive second gear and the synchronous rotation of second gear axle when rotating, thereby realize the high-speed rotation of flabellum, and the rotation of flabellum can produce the air current and blow off along the trompil, on the one hand can carry out the dust removal operation to pipeline surface, on the other hand can assist the quick heat dissipation of pipeline itself, reduce thermal displacement range and duration.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of the cross-section of the cylinder of the present invention;

FIG. 4 is a side sectional view of a second retaining ring according to the present invention;

FIG. 5 is a schematic side view of a first retaining ring according to the present invention;

FIG. 6 is a schematic side view of a first retaining ring according to the present invention;

FIG. 7 is a front view of the rolling ball of the present invention.

In the figure: 1. supporting a hanging pipe; 2. a support; 3. a metal plate; 4. a shock-absorbing lever; 5. connecting blocks; 6. a boom; 7. a first retaining ring; 8. a spring; 9. a first pin shaft; 10. a guide bar; 11. a chute; 12. a second pin shaft; 13. a third pin shaft; 14. a second retaining ring; 15. an air tube; 16. a transverse cylinder; 17. a valve plate; 18. a valve stem; 19. a diagonal bar; 20. an air cavity; 21. air holes; 22. an elastic air bag; 23. a connecting rod; 24. a transmission rod; 25. a first gear shaft; 26. a first gear; 27. a tooth block; 28. rolling a ball; 29. a ball shaft; 30. an adhesive tape; 31. a second gear; 32. a second gear shaft; 33. a fan blade; 34. and (5) opening holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a spring support and hanger for a thermal displacement pipeline comprises a support pipe 1, a support 2, a metal plate 3, a shock absorption rod 4, a connecting block 5, a hanger rod 6, a first fixing ring 7, a spring 8, a first pin shaft 9, a guide rod 10, a chute 11, a second pin shaft 12, a third pin shaft 13, a second fixing ring 14, an air pipe 15, a transverse cylinder 16, a valve plate 17, a valve rod 18, an inclined rod 19, an air cavity 20, an air hole 21, an elastic air bag 22, a connecting rod 23, a transmission rod 24, a first gear shaft 25, a first gear 26, a gear block 27, a rolling ball 28, a ball shaft 29, an adhesive tape 30, a second gear 31, a second gear shaft 32, fan blades 33 and an opening 34, wherein the side of the support pipe 1 is fixedly connected with the support 2, the metal plate 3 is vertically distributed in the support pipe 1 in a sliding manner, the guide rod 10 is fixed on the side of the metal plate 3, the guide rod 10 is connected in the chute 11 in a sliding manner, the chute 11 is arranged on the side wall of the support pipe 1, the metal plate 3 is connected with the connecting block 5 through the shock-absorbing rod 4, the right side of the metal plate 3 is connected with the first fixing ring 7 through the hanging rod 6, the first fixing ring 7 is installed on a pipeline, a spring 8 which is arranged around the shock-absorbing rod 4 is fixed on the side of the metal plate 3, the right end of the shock-absorbing rod 4 is connected with the connecting block 5 through a first pin shaft 9, the connecting block 5 is rotatably installed inside the support 2 through a second pin shaft 12, meanwhile, the right end of the connecting block 5 is connected with the top end of the hanging rod 6 through a third pin shaft 13, and the side of the first fixing ring 7 is provided with a second fixing ring 14;

the solid fixed ring 14's of second internally mounted has elasticity gasbag 22, the vibrations of pipeline are alleviated through elastic deformation's mode to elasticity gasbag 22, and the inner space of elasticity gasbag 22 is linked together through gas pocket 21 and gas chamber 20, gas chamber 20 and gas pocket 21 are seted up respectively at the solid fixed ring 14's of second inside and internal surface, gas chamber 20 and trachea 15 are linked together, the bottom mounting of trachea 15 is at the solid fixed ring 14's of second surface, and trachea 15 makes elasticity gasbag 22 inflation through the mode of aerifing to gas chamber 20 inside.

The top end of the air pipe 15 and the lower end surface of the horizontal cylinder 16 are fixedly connected, the two are mutually communicated, and a valve plate 17 is arranged inside the horizontal cylinder 16 fixedly installed inside the supporting and hanging pipe 1, the right end surface of the valve plate 17 and the valve rod 18 are fixedly connected, and the valve rod 18 is horizontally and slidably connected on the right side wall of the horizontal cylinder 16, as shown in fig. 2 and fig. 3-4, when the connecting block 5 rotates around the second pin 12 during pipeline thermal displacement, under the interlocking action of the inclined rod 19, the valve rod 18 correspondingly pulls the valve plate 17 to move inside the horizontal cylinder 16, the valve plate 17 moves rightwards from the initial state, at this time, the air inside the horizontal cylinder 16 on the right side of the valve plate 17 enters the air pipe 15, enters the inside of the air cavity 20 shown in fig. 4 under the communication action of the air pipe 15, and enters the inside of the elastic air bag 22 under the communication of the air hole 21, at this time, the elastic air bag 22 expands correspondingly, therefore, the air bag outer skin is attached to the outer wall of the pipeline, the aim of reducing the vibration impact force of the pipeline is achieved, and the direct collision contact between the pipeline and the second fixing ring 14 is avoided.

The right end of the valve rod 18 is hinged with the top end of the inclined rod 19, the tail end of the inclined rod 19 is installed on the left side wall of the connecting block 5, the top end of the connecting block 5 is provided with tooth blocks 27 which are distributed at equal angles, the tooth blocks 27 are distributed in an arc shape and concentric with the second pin shaft 12, the tooth blocks 27 are meshed with the first gear 26, the first gear 26 is installed inside the bracket 2 through the first gear shaft 25, the outer end of the first gear shaft 25 penetrates through the outer wall of the bracket 2 and extends to the top end of the transmission rod 24, the bottom end of the transmission rod 24 is movably connected with the top end of the connecting rod 23, and the bottom end of the connecting rod 23 is installed on the second fixing ring 14, as shown in fig. 1-2, the rotation of the connecting block 5 can synchronously drive the tooth blocks 27 at the top end to synchronously deflect, so that under the meshing transmission action between the tooth blocks 27 and the first gear 26, the first gear 26 makes the first gear 26 and the first gear shaft 25 synchronously rotate at the top end of the bracket 2, at this time, under the driving of the transmission rod 24, the connection rod 23 and the second fixing ring 14 all move synchronously, and the moving direction in the vertical direction is opposite to that of the first fixing ring 7, so that when the first fixing ring 7 moves downwards under the driving of the pipeline, the second fixing ring 14 moves upwards, and vice versa, the second fixing ring 14 further has the functions of actively correcting the deviation of the thermal displacement pipeline and actively correcting the position.

The inner wall of first solid fixed ring 7 is provided with spin 28, and spin 28 rotates through ball 29 and installs the inside at first solid fixed ring 7, spin 28's surface is provided with angular distribution's such as annular adhesive tape 30, adhesive tape 30 is used for increasing spin 28 and the frictional force of pipeline outer wall, as shown in fig. 5 and fig. 6, when pipeline thermal displacement and vibrations, spin 28 surface direct contact in its outer wall and the first solid fixed ring 7, because spin 28's setting, make pipeline and first solid fixed ring 7's inner wall not direct contact, consequently can directly avoid the damage that static friction effort between first solid fixed ring 7 and the pipeline led to the fact to pipeline and solid fixed ring, and simultaneously, because spin 28's surface has set up spin adhesive tape 30, can effectual increase the frictional force between 28 and the pipeline, can drive spin 28 when guaranteeing that the pipeline takes place thermal displacement and drunkenness and rotate.

The grooves between the adjacent rubber strips 30 are meshed with the second gear 31, the rubber strips 30 are used for driving the second gear 31 to rotate, the second gear 31 is fixedly arranged on a second gear shaft 32, the second gear shaft 32 and the ball shaft 29 are distributed in parallel, the second gear shaft 32 is also rotatably arranged in the first fixing ring 7, fan blades 33 which are distributed at equal angles are arranged at the end head of the second gear shaft 32, the inner space where the fan blades 33 are arranged is communicated with the opening 34, the opening 34 is arranged in the inner wall of the first fixing ring 7, the opening 34 is used for circulating air flow generated by rotation of the fan blades 33, and meanwhile, as shown in figures 6 and 7, when the rolling ball 28 is in a rotating state, the rubber strips 30 arranged on the surface of the rolling ball can play a role of teeth at the side of the gear edge, and the second gear 31 and the second gear shaft 32 can be driven to synchronously rotate along with the rolling ball 28 through the meshing effect with the second gear 31, at this time, the fan blades 33 are synchronously rotated at a high speed, so as to generate an air flow, and the air flow is blown out from the opening 34 shown in fig. 6 and directly acts on the pipeline, thereby performing the purposes of dust removal and local heat dissipation on the pipeline.

The application method of the technical scheme is shown as follows:

the pipeline passes first solid fixed ring 7 and the solid fixed ring 14 of second in proper order, constitute a holistic a pipe hanger 1 of hanging and support 2 then fix at the assigned position through current fixed knot structure, when the pipeline takes place hot displacement and vibrations phenomenon, the pipeline drives first solid fixed ring 7 drunkenness from top to bottom and around, jib 6 drives connecting block 5 and rotates, and shock attenuation pole 4 then stimulates the corresponding removal of metal sheet 3 and compression spring 8, thereby reach the purpose of buffering pipeline vibrations and displacement effort.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spring gallows for thermal displacement pipeline, includes a pipe, support, metal sheet, shock absorber rod, connecting block, jib and spring, its characterized in that: the side of the supporting and hanging pipe is fixedly connected with the support, a metal plate which is vertically distributed is connected to the inside of the supporting and hanging pipe in a sliding mode, a guide rod is fixed to the side of the metal plate and is connected to the sliding groove in a sliding mode, the sliding groove is formed in the side wall of the supporting and hanging pipe, the metal plate is connected with the connecting block through a shock absorption rod, the right side of the metal plate is connected with a first fixing ring through a hanging rod, the first fixing ring is installed on a pipeline, a spring which is wound on the periphery of the shock absorption rod is fixed to the side of the metal plate, the right end of the shock absorption rod is connected with the connecting block through a first hinge pin, the connecting block is rotatably installed inside the support through a second hinge pin, meanwhile, the right end of the connecting block is connected with the top end of the hanging rod through a third hinge pin, and the side of the first fixing ring is provided with a second fixing ring;

the utility model discloses a solid fixed ring's of second, including the solid fixed ring of second, the solid fixed ring's of second internally mounted has the elasticity gasbag, the vibrations of pipeline are alleviated to the elasticity gasbag through elastic deformation's mode, and the inner space of elasticity gasbag is linked together through gas pocket and air cavity, air cavity and gas pocket are seted up respectively at the solid fixed ring's of second inside and internal surface, air cavity and trachea are linked together, tracheal bottom mounting is at the solid fixed ring's of second surface, and the trachea makes the elasticity gasbag inflation through the mode of aerifing to the air cavity inside.

2. A spring hanger for a thermally displaced pipe, as set forth in claim 1, wherein: tracheal top and the lower terminal surface fixed connection of horizontal section of thick bamboo, both communicate each other, and fixed mounting is inside a suspension pipe the inside valve plate that is provided with of horizontal section of thick bamboo, the right-hand member face and the valve rod fixed connection of valve plate, and valve rod horizontal sliding connection is on the right side wall of horizontal section of thick bamboo.

3. A spring hanger for a thermally displaced pipe according to claim 2, wherein: the right-hand member of valve rod and the articulated connection in top of down tube, the tail end of down tube is installed on the left side wall of connecting block, the tooth piece that the equal angle distributes is installed on the top of connecting block.

4. A spring hanger for a thermally displaced pipe according to claim 3, wherein: the tooth piece is arc distribution, and this arc and second round pin axle are concentric, tooth piece and first gear mesh mutually, just first gear is installed in the inside of support through first gear shaft, the outer end of first gear shaft runs through the outer wall of support and extends to the top of transfer line, the bottom of transfer line and the top swing joint of connecting rod, and the bottom of connecting rod is installed on the solid fixed ring of second.

5. A spring hanger for a thermally displaced pipe, as set forth in claim 1, wherein: the inner wall of the first fixing ring is provided with a rolling ball, the rolling ball is rotatably arranged in the first fixing ring through a ball shaft, the surface of the rolling ball is provided with annular rubber strips distributed at equal angles, and the rubber strips are used for increasing the friction force between the rolling ball and the outer wall of the pipeline.

6. A spring hanger for a thermally displaced pipe according to claim 5, wherein: and the grooves between the adjacent rubber strips are meshed with a second gear, the rubber strips are used for driving the second gear to rotate, and the second gear is fixedly arranged on a second gear shaft.

7. A spring hanger for a thermally displaced pipe according to claim 6, wherein: the second gear shaft and the ball shaft are distributed in parallel, the second gear shaft is also rotatably arranged in the first fixing ring, and fan blades distributed at equal angles are arranged at the end of the second gear shaft.

8. A spring hanger for a thermally displaced pipe according to claim 7, wherein: the inner space where the fan blades are located is communicated with the opening, the opening is formed in the inner wall of the first fixing ring, and the opening is used for circulating air flow generated by rotation of the fan blades.