CN216813180U

CN216813180U - Variable spring support

Info

Publication number: CN216813180U
Application number: CN202122515997.2U
Authority: CN
Inventors: 戴创新
Original assignee: Pipe Supports Ltd
Current assignee: Pipe Supports Ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-06-24
Anticipated expiration: 2031-10-19

Abstract

The utility model belongs to the field of spring hangers and supports, in particular to a variable spring support. This device is through the setting of solid fixed cylinder, movable cylinder, load spring and clamp plate, can realize the change of the initial elasticity of variable spring hangers and supports, is convenient for realize the demand of different initial elasticity, and through the setting of supplementary fixed establishment, can prevent that movable cylinder from receiving vibrations and moving in solid fixed cylinder to change initial elasticity.

Description

Variable spring support

Technical Field

The utility model relates to the technical field of spring supporting and hanging frames, in particular to a variable spring support.

Background

The variable spring support hanger is a small device for supporting and suspending a petrochemical engineering pipeline, an oil refining device conveying steam pipeline and an LNG liquefied natural gas pipeline, and can be widely used for petrochemical engineering devices, oil refining devices, LNG devices and thermoelectric device conveying pipelines. When the whole device works and operates, the pipeline expands with heat and contracts with cold due to the temperature difference of the internal medium, so that horizontal displacement and vertical displacement are generated, and the normal operation of the pipeline can be ensured by the spring support and hanger.

The initial elasticity of the existing variable spring support hanger is fixed and cannot be changed, the application range is small, the interior of the existing variable spring hanger is mostly not sealed, and when the variable spring hanger is used outdoors, water is easy to enter to cause spring corrosion, so that the variable spring support is provided.

SUMMERY OF THE UTILITY MODEL

The variable spring support provided by the utility model solves the problems in the background art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the variable spring support comprises a fixed cylinder, a supporting cylinder is mounted on the outer wall of the bottom end of the fixed cylinder, a movable cylinder with an opening at the top end is connected to the inner portion of the bottom end of the fixed cylinder in a threaded mode, and an auxiliary fixing mechanism is arranged between the bottom end of the movable cylinder and the supporting cylinder;

a pressure plate is connected to the upper part inside the fixed cylinder in a sliding manner, a load spring is arranged between the pressure plate and the movable cylinder, a connecting rod is movably mounted on the pressure plate, and the top end of the connecting rod extends to the upper part of the fixed cylinder and is connected with a load plate;

a limiting mechanism is arranged between the load plate and the supporting cylinder;

an opening is formed in one side wall of the fixed cylinder, an indicating needle is installed on the pressing plate, and one end of the indicating needle extends to the outside of the opening.

It is worth to explain that, the middle position of the pressure plate is provided with a through hole, a screwed pipe with an opening at the top end is fixedly connected in the through hole, and the inner wall of the screwed pipe is in threaded connection with the connecting rod.

It is worth to say that, stop gear is including rotating the swivel becket that cup joints in a support section of thick bamboo outside, and the equal rigid coupling in top both sides of swivel becket has the threaded rod, and the equal slip cup joints the transfer line on the threaded rod, and the top rigid coupling of transfer line is in the bottom both sides of load board, and threaded connection has two stop nuts that are located the upper and lower both sides of transfer line and threaded rod junction on the threaded rod respectively.

It is worth explaining that, supplementary fixed establishment includes the solid fixed ring of rigid coupling in activity section of thick bamboo bottom center department, and the solid fixed ring slides in and cup joints the spacer pin that one end is most advanced, is connected with auxiliary spring between the one end of spacer pin and the solid fixed ring, is equipped with the spacing tooth mouth that the annular was arranged on the inner wall of a support section of thick bamboo, and the one end joint of spacer pin is in spacing tooth mouth.

It is worth to say that, the lateral wall opening part of fixed section of thick bamboo is equipped with transparent observation cover, observes the cover and is equipped with the scale mark on the lateral wall of the opening part sealing connection observation cover of fixed section of thick bamboo, and the one end of pointer extends to in observing the cover.

It is worth to say that, the bottom of supporting a section of thick bamboo is equipped with the extension, and the four corners of extension is seted up banding mounting hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model provides a variable spring support, which can change the initial elasticity of a variable spring support and hanger through the arrangement of a fixed cylinder, a movable cylinder, a load spring and a pressure plate, and is convenient for realizing the requirements of different initial elasticity;

and through the setting of supplementary fixed establishment, can prevent that the movable cylinder from receiving vibrations and moving in the fixed cylinder to change initial elasticity.

2. The utility model provides a variable spring support, which can limit the motion amplitude of a pipeline on a load plate and prevent the motion amplitude of the pipeline from being too large through the arrangement of an auxiliary fixing mechanism.

Drawings

Fig. 1 is a perspective view of a variable spring support according to the present invention;

FIG. 2 is a schematic view of a bottom end structure of the variable spring support according to the present invention;

FIG. 3 is a partial view of a variable spring support according to the present invention;

fig. 4 is a schematic structural view of a load plate, a connecting rod, a pressure plate, an indicator needle, an observation cover, a movable cylinder and a load spring of the variable spring support according to the present invention.

In the figure: 1. a load plate; 2. an observation cover; 3. scale lines; 4. a fixed cylinder; 5. a support cylinder; 501. an extension portion; 6. a rotating ring; 7. a limit screw; 8. a threaded rod; 9. a connecting rod; 10. a movable barrel; 11. an indicator needle; 12. pressing a plate; 13. a threaded pipe; 14. a load spring; 15. a spacing pin; 16. a fixing ring; 17. an auxiliary spring; 18. limiting a tooth opening; 19. and a transmission rod.

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.

Referring to fig. 1-4, the variable spring support comprises a fixed cylinder 4, a supporting cylinder 5 is mounted on the outer wall of the bottom end of the fixed cylinder 4, a movable cylinder 10 with an open top end is connected to the inner portion of the bottom end of the fixed cylinder 4 in a threaded manner, an auxiliary fixing mechanism is arranged between the bottom end of the movable cylinder 10 and the supporting cylinder 5, the auxiliary fixing mechanism comprises a fixing ring 16 fixedly connected to the center of the bottom end of the movable cylinder 10, a limiting pin 15 with a pointed end is slidably sleeved in the fixing ring 16, an auxiliary spring 17 is connected between one end of the limiting pin 15 and the fixing ring 16, limiting tooth openings 18 annularly arranged are formed in the inner wall of the supporting cylinder 5, one end of the limiting pin 15 is clamped in the limiting tooth openings 18, after the positions of the movable cylinder 10 and the fixed cylinder 4 are adjusted, the limiting pin 15 is loosened, and one end of the limiting pin 15 is clamped in the limiting tooth openings 18 under the tensile force of the auxiliary spring 17;

a pressure plate 12 is connected to the upper part inside the fixed cylinder 4 in a sliding manner, a load spring 14 is arranged between the pressure plate 12 and the movable cylinder 10, a connecting rod 9 is movably mounted on the pressure plate 12, and the top end of the connecting rod 9 extends to the upper part of the fixed cylinder 4 and is connected with a load plate 1;

a limiting mechanism is arranged between the load plate 1 and the support cylinder 5, the limiting mechanism comprises a rotating ring 6 which is rotatably sleeved outside the support cylinder 5, two sides of the top end of the rotating ring 6 are fixedly connected with threaded rods 8, the threaded rods 8 are slidably sleeved with transmission rods 19, the top end of the transmission rods 19 is fixedly connected with two sides of the bottom end of the load plate 1, two limiting nuts 7 which are respectively positioned at the upper side and the lower side of the joint of the transmission rods 19 and the threaded rods 8 are in threaded connection on the threaded rods 8, when the load plate 1 moves, the transmission rods 19 can be driven to slide up and down on the threaded rods 8, and the limiting nuts 7 are arranged to play a limiting role and prevent the pipeline from deforming and other influences due to overlarge movement amplitude;

be equipped with the opening on a lateral wall of a fixed section of thick bamboo 4, install pointer 11 on the clamp plate 12, the one end of pointer 11 extends to the open-ended outside, the lateral wall opening part of a fixed section of thick bamboo 4 is equipped with transparent observation cover 2, observe and be equipped with scale mark 3 on the lateral wall of cover 2 is observed with the opening part sealing connection of a fixed section of thick bamboo 4 to cover 2, the one end of pointer 11 extends to in observing cover 2, when clamp plate 12 moves, pointer 11 can be in observing cover 2 interior up-and-down motion, when guaranteeing fixed section of thick bamboo 4 internal seal, can be convenient for observe the kinematic position change of clamp plate 12.

The through-hole has been opened to the intermediate position of clamp plate 12, and the rigid coupling has top open-ended screwed pipe 13 in the through-hole, and the inner wall and the connecting rod 9 threaded connection of screwed pipe 13 can realize the change of load plate 1 height through rotating connecting rod 9, connecting rod 9 and screwed pipe 13 threaded connection, are convenient for support the not pipeline of co-altitude.

The bottom of supporting a section of thick bamboo 5 is equipped with extension 501, and the banding mounting hole has been seted up in the four corners of extension 501, supports a section of thick bamboo 5 and extension 501 formula mechanism as an organic whole, through the setting of extension 501, can realize the monolithic stationary to the device.

When in use: firstly, adjusting the initial elasticity according to the requirement:

pulling the limit pin 15, make the one end of limit pin 15 not joint in spacing tooth mouth 18, then rotate a movable section of thick bamboo 10, a movable section of thick bamboo 10 and a fixed section of thick bamboo 4 threaded connection, drive the change of upper and lower position between a movable section of thick bamboo 10 and the fixed section of thick bamboo 4 internal pressure board 12, thereby realize the extrusion or loosen load spring 14, can realize the change of the initial elasticity of variable spring gallows, be convenient for realize the demand of different initial elasticity, after adjusting, loosen the limit pin 15, the one end joint of limit pin 15 is in spacing tooth mouth 18 under auxiliary spring 17's tensile force effect.

When the position of the load plate 1 needs to be adjusted according to the height of the pipeline:

the load plate 1 is rotated, the load plate 1 drives the connecting rod 9 to be in threaded connection with the threaded pipe 13, the position of the load plate 1 is changed, when the load plate 1 is rotated, the threaded rod 8 is driven to rotate through the transmission rod 19, and the threaded rod 8 drives the rotating ring 6 to rotate on the supporting cylinder 5;

then the bottom end of the supporting cylinder 5 is fixed at a position to be installed, the pipeline is fixed on the load plate 1, when the pipeline vibrates, the load plate 1, the connecting rod 9, the pressure plate 12 and the threaded pipe 13 drive the pressure plate 12 to move up and down in the fixed cylinder 4, the load spring 14 stretches, and normal operation of the pipeline can be guaranteed;

and the limiting nut 7 can limit the transmission rod 19 when the transmission rod 19 moves up and down on the threaded rod 13, and can prevent the influence of deformation and the like caused by overlarge motion amplitude of the pipeline on the basis of keeping a certain motion range.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The variable spring support comprises a fixed cylinder (4) and is characterized in that a supporting cylinder (5) is installed on the outer wall of the bottom end of the fixed cylinder (4), a movable cylinder (10) with an opening at the top end is connected to the inner portion of the bottom end of the fixed cylinder (4) in a threaded mode, and an auxiliary fixing mechanism is arranged between the bottom end of the movable cylinder (10) and the supporting cylinder (5);

a pressure plate (12) is connected to the upper part inside the fixed cylinder (4) in a sliding manner, a load spring (14) is arranged between the pressure plate (12) and the movable cylinder (10), a connecting rod (9) is movably mounted on the pressure plate (12), and the top end of the connecting rod (9) extends to the upper part of the fixed cylinder (4) and is connected with a load plate (1);

a limiting mechanism is arranged between the load plate (1) and the supporting cylinder (5);

an opening is formed in one side wall of the fixed cylinder (4), an indicating needle (11) is installed on the pressing plate (12), and one end of the indicating needle (11) extends to the outside of the opening.

2. The variable spring support according to claim 1, wherein a through hole is formed in the middle of the pressure plate (12), a threaded pipe (13) with an open top end is fixedly connected in the through hole, and the inner wall of the threaded pipe (13) is in threaded connection with the connecting rod (9).

3. The variable spring support according to claim 1, wherein the limiting mechanism comprises a rotating ring (6) rotatably sleeved outside the support cylinder (5), threaded rods (8) are fixedly connected to two sides of the top end of the rotating ring (6), transmission rods (19) are slidably sleeved on the threaded rods (8), the top ends of the transmission rods (19) are fixedly connected to two sides of the bottom end of the load plate (1), and two limiting nuts (7) respectively positioned on the upper side and the lower side of the joint of the transmission rods (19) and the threaded rods (8) are in threaded connection with the threaded rods (8).

4. The variable spring support according to claim 1, characterized in that the auxiliary fixing mechanism comprises a fixing ring (16) fixedly connected to the center of the bottom end of the movable cylinder (10), a limit pin (15) with a pointed end at one end is slidably sleeved in the fixing ring (16), an auxiliary spring (17) is connected between one end of the limit pin (15) and the fixing ring (16), a limit tooth opening (18) arranged in an annular shape is formed in the inner wall of the support cylinder (5), and one end of the limit pin (15) is clamped in the limit tooth opening (18).

5. The variable spring support according to claim 1, characterized in that a transparent observation cover (2) is arranged at the opening of the outer side wall of the fixed cylinder (4), the observation cover (2) is connected with the opening of the fixed cylinder (4) in a sealing manner, a scale mark (3) is arranged on the side wall of the observation cover (2), and one end of the indicating needle (11) extends into the observation cover (2).

6. The variable spring support according to claim 1, wherein the bottom end of the support cylinder (5) is provided with an extension part (501), and four corners of the extension part (501) are provided with strip-shaped mounting holes.