CN215215272U

CN215215272U - Adjustable expansion joint device for pipeline support

Info

Publication number: CN215215272U
Application number: CN202121022910.1U
Authority: CN
Inventors: 张真飞
Original assignee: Jiangsu Tongyi Power Equipment Co ltd
Current assignee: Jiangsu Tongyi Power Equipment Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-12-17
Anticipated expiration: 2031-05-13

Abstract

The utility model relates to the technical field of pipeline adjustment, and discloses an adjustable expansion joint device for a pipeline bracket, which solves the problem that the prior expansion joint device is usually in a linear connection and cannot adjust the angle according to the requirement, and comprises a corrugated pipeline, wherein one side of the corrugated pipeline is connected with a first flange, and the middle part of the other side of the corrugated pipeline is connected with a second flange; the balance bar moves to one side to enable the spring to be in a compressed state, and the other side of the balance bar drives the sliding block to move in the moving groove, so that the deflection angle of the device is limited, and the device is prevented from being damaged due to overlarge deflection angle.

Description

Adjustable expansion joint device for pipeline support

Technical Field

The utility model belongs to the technical field of the pipe-line adjustment, specifically be an expansion joint device with adjustable be used for pipeline bracket.

Background

The expansion joint is a flexible element which can effectively compensate axial deformation, for example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and is easy to deform, can compensate the thermal expansion difference generated by the tubes and the shell due to different wall temperatures, and reduces the axial load of the tubes and the shell, thereby reducing the temperature difference stress of the tubes, the tube plates and the shell, and avoiding causing strength damage, instability damage and tube pull-out damage.

The existing expansion joint devices are usually connected in a straight line, and the angle cannot be adjusted according to the requirements, so that an adjustable expansion joint device for a pipeline bracket needs to be designed.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides an expansion joint device with adjustable be used for pipeline bracket, the effectual present expansion joint device of having solved is sharp connection usually, can not carry out angle regulation's problem according to the demand.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable expansion joint device for a pipeline support comprises a corrugated pipeline, wherein one side of the corrugated pipeline is connected with a first flange, the middle part of the other side of the corrugated pipeline is connected with a second flange, one side of the upper end of the first flange is connected with a shell, a first rotating shaft is rotatably connected inside the shell, a gear is sleeved outside the first rotating shaft, one end of the gear is meshed with a rack plate, one end of the rack plate penetrates through and extends to the outer part of the shell, the other end of the rack plate penetrates through and extends to the outer part of the shell and is rotatably connected with a second rotating shaft, both ends of the second rotating shaft are rotatably connected with a frame, and the lower end of the frame is connected with one side of the upper end of the second flange;

one side of the lower portion of the first flange is connected with a support frame, a spring is connected inside the support frame, one end of the spring is connected with a moving block, the upper end and the lower end of the moving block are connected with two sides of the inner wall of the support frame in a sliding mode, the middle of one side of the moving block is connected with a balance rod, one end of the balance rod is rotatably connected with a sliding block, one end of the sliding block is connected with a second flange in a sliding mode, and a moving groove is formed in the sliding connection position of one end of the sliding block and the second flange.

Preferably, the middle parts of the two sides of the first flange are both connected with fixed plates, one end of each fixed plate is rotatably connected with a rotating plate, and one side of each rotating plate is connected with the middle part of one side of the second flange.

Preferably, a connecting hole is formed in the position, penetrating through the shell, of the first rotating shaft, and a bearing is arranged inside the connecting hole.

Preferably, rack board one side and shells inner wall sliding connection, rack board both ends all run through the casing department and have seted up the through-hole.

Preferably, the fixed plate is rotatably connected with the rotating plate through a pin shaft.

Preferably, a balance opening is formed in the middle of one side of the support frame, the diameter of the balance opening is larger than that of the balance rod, and the balance rod is rotatably connected with the sliding block through a rotating seat.

Preferably, sliding grooves are formed in the sliding connection positions of the upper end and the lower end of the moving block and the two sides of the inner wall of the support frame.

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

(1) the utility model discloses, through the setting of first pivot, gear, rack plate, second pivot, fixed plate and rotor plate, first pivot drives the gear rotation, because of rack plate and gear engagement are connected, so the gear rotation drives the rack and moves, drives the second flange when rack plate moves to one side, because of fixed plate and rotor plate rotation are connected, makes second flange lower extreme one side take place to deflect when rack plate moves to one side, and then makes the device can adjust the angle as required, thereby has improved the availability factor of the device;

(2) through the arrangement of the movable groove, the balance rod, the supporting frame, the movable block and the sliding block, the balance rod moves towards one side to enable the spring to be in a compressed state, the other side of the balance rod drives the sliding block to move inside the movable groove, the deflection angle of the device is limited, and the device is prevented from being damaged due to the fact that the deflection angle is too large.

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 embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the rack plate of the present invention;

FIG. 3 is a schematic view of the structure of the chute of the present invention;

in the figure: 1. a corrugated pipe; 2. a first flange; 3. a second flange; 4. a housing; 5. a first rotating shaft; 6. a gear; 7. a rack plate; 8. a second rotating shaft; 9. a frame; 10. a support frame; 11. a spring; 12. A moving block; 13. a balancing pole; 14. a slider; 15. a moving groove; 16. a fixing plate; 17. a rotating plate; 18. a chute.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model discloses a corrugated pipe 1, one side of the corrugated pipe 1 is connected with a first flange 2, the middle part of the other side of the corrugated pipe 1 is connected with a second flange 3, one side of the upper end of the first flange 2 is connected with a housing 4, the interior of the housing 4 is rotatably connected with a first rotating shaft 5, the exterior of the first rotating shaft 5 is sleeved with a gear 6, one end of the gear 6 is engaged with a rack plate 7, one end of the rack plate 7 is penetrated and extended to the exterior of the housing 4, the other end of the rack plate 7 is penetrated and extended to the exterior of the housing 4 and is rotatably connected with a second rotating shaft 8, both ends of the second rotating shaft 8 are rotatably connected with a frame 9, and the lower end of the frame 9 is connected with one side of the upper end of the second flange 3;

one side of 2 lower parts of first flange is connected with support frame 10, support frame 10 internal connection has spring 11, spring 11 one end is connected with movable block 12, both ends all with support frame 10 inner wall both sides sliding connection about movable block 12, movable block 12 one side middle part is connected with balancing pole 13, balancing pole 13 one end is rotated and is connected with

slider

14, 14 one end of slider and 3 sliding connection of second flange, shifting chute 15 has been seted up with 3 sliding connection departments of second flange to slider 14 one end, play limiting displacement, restriction deflection distance when second flange 3 deflects, avoid the deflection angle too big, damage the device.

Second embodiment, on the basis of first embodiment, first flange 2 both sides middle part all is connected with fixed plate 16, and fixed plate 16 one end is rotated and is connected with rotor plate 17, and rotor plate 17 one side is connected with second flange 3 one side middle part, and fixed plate 16 rotates through round pin axle and rotor plate 17 to be connected, makes things convenient for fixed plate 16 and rotor plate 17 to rotate, and then makes things convenient for second flange 3 to deflect.

Third embodiment, on the basis of first embodiment, first pivot 5 runs through casing 4 and has seted up the connecting hole, and the connecting hole is inside to be provided with the bearing, makes things convenient for first pivot 5 to rotate and drives the rotation of gear 6, and then makes things convenient for gear 6 to drive rack plate 7 and removes.

Fourth embodiment, on the basis of first embodiment, rack plate 7 one side and 4 inner walls sliding connection of casing, rack plate 7 both ends all run through casing 4 department and have seted up the through-hole, make things convenient for rack plate 7 to pass casing 4.

Fifth, on the basis of the first embodiment, a balance opening is formed in the middle of one side of the support frame 10, the diameter of the balance opening is larger than that of the balance rod 13, the balance rod 13 can conveniently move inside the support frame 10, the balance rod 13 is rotatably connected with the sliding block 14 through the rotating seat, and the sliding block 14 can conveniently rotate.

In the sixth embodiment, on the basis of the first embodiment, sliding grooves 18 are formed in sliding connection positions of the upper end and the lower end of the moving block 12 and two sides of the inner wall of the support frame 10, so that the balancing rod 13 can drive the moving block 12 to move conveniently.

The working principle is as follows: when the corrugated pipeline 1 needs to be adjusted in angle, the first rotating shaft 5 is rotated, the first rotating shaft 5 drives the gear 6 to rotate, the rack plate 7 is meshed with the gear 6 to be connected, so the gear 6 rotates to drive the rack plate 7 to move left and right, the rack plate 7 drives the second flange 3 when moving to one side, the fixed plate 16 is rotationally connected with the rotating plate 17, when the rack plate 7 moves to one side, one side of the lower end of the second flange 3 deflects, the balance rod 13 moves to one side to enable the spring 11 to be in a compressed state while the second flange 3 deflects, the other side of the balance rod 13 drives the sliding block 14 to move in the moving groove 15 to play a limiting role, the device is prevented from being damaged excessively by the angular deflection, the angle of the device is further adjusted, when the angle does not need to be adjusted, the first rotating shaft 5 drives the gear 6 to rotate, the rack plate 7 moves to one side, and the rack plate 7 drives the second flange 3 to deflect, the deflection of the second flange 3 is facilitated by the elastic potential energy of the spring 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. An adjustable expansion joint device for pipe supports, comprising a corrugated pipe (1), characterized in that: one side of the corrugated pipeline (1) is connected with a first flange (2), the middle part of the other side of the corrugated pipeline (1) is connected with a second flange (3), one side of the upper end of the first flange (2) is connected with a shell (4), the interior of the shell (4) is rotatably connected with a first rotating shaft (5), a gear (6) is sleeved outside the first rotating shaft (5), one end of the gear (6) is meshed with a rack plate (7), one end of the rack plate (7) penetrates through the shell (4) and extends to the outside, the other end of the rack plate (7) penetrates through the shell (4) and extends to the outside, and is rotatably connected with a second rotating shaft (8), two ends of the second rotating shaft (8) are rotatably connected with frames (9), and the lower end of each frame (9) is connected with one side of the upper end of the second flange (3);

one side of the lower portion of the first flange (2) is connected with a support frame (10), a spring (11) is connected inside the support frame (10), one end of the spring (11) is connected with a moving block (12), the upper end and the lower end of the moving block (12) are connected with the two sides of the inner wall of the support frame (10) in a sliding mode, the middle of one side of the moving block (12) is connected with a balance rod (13), one end of the balance rod (13) is rotatably connected with a sliding block (14), one end of the sliding block (14) is connected with the second flange (3) in a sliding mode, and a moving groove (15) is formed in the sliding connection position of one end of the sliding block (14) and the second flange (3).

2. The adjustable expansion joint assembly for a conduit bracket of claim 1, wherein: the middle parts of two sides of the first flange (2) are respectively connected with a fixed plate (16), one end of each fixed plate (16) is rotatably connected with a rotating plate (17), and one side of each rotating plate (17) is connected with the middle part of one side of the second flange (3).

3. The adjustable expansion joint assembly for a conduit bracket of claim 1, wherein: the first rotating shaft (5) penetrates through the shell (4) to be provided with a connecting hole, and a bearing is arranged inside the connecting hole.

4. The adjustable expansion joint assembly for a conduit bracket of claim 1, wherein: rack plate (7) one side and casing (4) inner wall sliding connection, rack plate (7) both ends all run through casing (4) department and have seted up the through-hole.

5. The adjustable expansion joint assembly for a conduit bracket of claim 2, wherein: the fixed plate (16) is rotationally connected with the rotating plate (17) through a pin shaft.

6. The adjustable expansion joint assembly for a conduit bracket of claim 1, wherein: the middle part of one side of the support frame (10) is provided with a balance opening, the diameter of the balance opening is larger than that of the balance rod (13), and the balance rod (13) is rotatably connected with the sliding block (14) through a rotating seat.

7. The adjustable expansion joint assembly for a conduit bracket of claim 1, wherein: sliding grooves (18) are formed in the sliding connection positions of the upper end and the lower end of the moving block (12) and the two sides of the inner wall of the support frame (10).