CN216869288U

CN216869288U - Anti-welding finned tube

Info

Publication number: CN216869288U
Application number: CN202220485977.7U
Authority: CN
Inventors: 王军; 焦兴齐; 陈国民; 焦洋
Original assignee: Dezhou Maoxiang Energy Saving Equipment Co ltd
Current assignee: Dezhou Maoxiang Energy Saving Equipment Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-01
Anticipated expiration: 2032-03-08

Abstract

The utility model discloses an anti-desoldering finned tube, which belongs to the technical field of finned tubes, wherein in the prior art, most of finned tubes are welded on the outer wall of a pipeline through laser, because the finned tubes have longer service cycles, in the actual use process, the finned tubes and the pipeline are frequently desoldered, so that the stability of the welded finned tubes is poorer; the anti-falling welding mechanism comprises a U-shaped fixing plate, and the inner wall of the U-shaped fixing plate is provided with two guide grooves; through rotating the threaded rod, the threaded rod drive guide block slides downwards, and the guide block makes the joint seat move down, and the joint groove and the helical fin joint of joint seat bottom surface, joint seat carry on spacingly to helical fin to convenient realization helical fin's spacing, and then the effectual stability that improves the helical fin after the welding, and avoided helical fin's desoldering.

Description

Anti-welding finned tube

Technical Field

The utility model relates to the technical field of finned tubes, in particular to an anti-welding finned tube.

Background

Finned tube: the finned tube is a heat exchange element. In order to improve the heat exchange efficiency, fins are usually added on the surface of a heat exchange tube to increase the external surface area (or the internal surface area) of the heat exchange tube, so that the purpose of improving the heat exchange efficiency is achieved. Finned tubes in the prior art have the following problems:

in the prior art, most finned tubes are welded on the outer wall of a pipeline through laser, and due to the fact that the service cycle of the finned tubes is long, in the practical use process, the finned tubes and the pipeline are frequently subjected to desoldering, the stability of the welded finned tubes is poor, and therefore the desoldering prevention finned tube is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding-off preventing finned tube to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-welding finned tube comprises a tube body, wherein spiral fins are welded on the outer wall of the tube body, an anti-welding mechanism is arranged on the surface of the tube body, and a fixing mechanism is arranged between the tube body and the anti-welding mechanism;

the anticreep welding mechanism is including U type fixed plate, two guide ways, two have been seted up to the inner wall of U type fixed plate the equal sliding connection in inner wall of guide way has the guide block, two fixed mounting has the joint seat between the guide block, two threaded rods are installed in the one side rotation of U type fixed plate, the threaded rod runs through the guide way and the connection is rotated to the guide block screw thread.

As a preferred technical scheme of the utility model, clamping grooves are uniformly distributed on one surface of the clamping seat, the spiral fins are movably clamped with the inner walls of the clamping grooves, and handles are fixedly arranged at one ends of the two threaded rods.

According to a preferred technical scheme, the fixing mechanism comprises two limiting blocks, two sliding grooves are formed in the outer wall of the pipe body, sliding blocks are connected to the inner walls of the two sliding grooves in a sliding mode, one side of each sliding block is fixedly connected with one side of each limiting block, telescopic rods are fixedly mounted on the inner walls of the two sliding grooves, one end of each telescopic rod is fixedly connected with one side of each sliding block, telescopic springs are movably sleeved on the outer walls of the two telescopic rods, one ends of the telescopic springs are fixedly connected with the inner walls of the sliding grooves, and one sides, far away from the limiting blocks, of the sliding blocks are fixedly connected with one ends of the telescopic springs.

As a preferred technical scheme of the utility model, both sides of the U-shaped fixing plate are provided with limiting grooves, and the limiting blocks are movably inserted into the inner walls of the limiting grooves.

As a preferred technical scheme of the utility model, the outer wall of the pipe body is provided with two connecting grooves, and the end part of the U-shaped fixing plate is movably inserted into the inner walls of the connecting grooves.

As a preferable technical scheme of the utility model, L-shaped pull rods are fixedly arranged on one surfaces of the two sliding blocks, and grab handles are fixedly arranged at one ends of the two L-shaped pull rods far away from the sliding blocks.

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

1. the U-shaped fixing plate is inserted into the connecting groove, the sliding block is pushed to slide through the telescopic rod and the telescopic spring, the sliding block pushes the limiting block to move, and the limiting block is pushed into the limiting groove, so that the U-shaped fixing plate and the pipe body are conveniently fixed, and the helical fin is conveniently prevented from falling and limited subsequently;

2. through rotating the threaded rod, the threaded rod drives the guide block and slides downwards, the guide block makes the joint seat move downwards, the joint groove and the helical fin joint of joint seat bottom surface, the joint seat carries on spacingly to helical fin to convenient realization helical fin's spacing, and then the effectual stability that improves helical fin after the welding, and avoided helical fin's desoldering.

Drawings

FIG. 1 is a schematic view of the structure of the present invention,

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention,

FIG. 3 is a schematic diagram showing the separation of the bayonet socket and the helical fin of the present invention,

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to the present invention,

FIG. 5 is a schematic view of the U-shaped fixing plate and the tube body of the present invention separated from each other,

FIG. 6 is an enlarged view of the portion C of FIG. 5 according to the present invention.

In the figure: 1. a pipe body; 11. a helical fin; 2. a desoldering prevention mechanism; 21. a U-shaped fixing plate; 22. a guide groove; 23. a guide block; 24. a clamping seat; 25. a clamping groove; 26. a threaded rod; 27. a handle; 3. a fixing mechanism; 31. a limiting block; 32. a limiting groove; 33. connecting grooves; 34. a chute; 35. a slider; 36. a telescopic rod; 37. a tension spring; 38. an L-shaped pull rod; 39. a handle.

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.

Example (b): as shown in fig. 1-6, the utility model provides an anti-desoldering finned tube, which comprises a tube body 1, wherein helical fins 11 are welded on the outer wall of the tube body 1, an anti-desoldering mechanism 2 is arranged on the surface of the tube body 1, the anti-desoldering mechanism 2 can place the welded helical fins 11 to be detached, so that the stability of the helical fins 11 is improved, a fixing mechanism 3 is arranged between the tube body 1 and the anti-desoldering mechanism 2, and the fixing mechanism 3 can be convenient for detaching the anti-desoldering mechanism 2;

anticreep welds mechanism 2 including U type fixed plate 21, two guide ways 22 have been seted up to the inner wall of U type fixed plate 21, the equal sliding connection in inner wall of two guide ways 22 has guide block 23, guide block 23 can slide along the vertical direction of inner wall of guide way 22, fixed mounting has joint seat 24 between two guide blocks 23, guide block 23 can make the vertical direction of joint seat 24 remove, U type fixed plate 21's one side is rotated and is installed two threaded rods 26, threaded rod 26 runs through guide way 22 and the connection of guide block 23 screw rotation, through making threaded rod 26 rotate, threaded rod 26 can make guide block 23 slide along the vertical direction of inner wall of guide way 22.

Further, joint groove 25 has been seted up to the one side evenly distributed of joint seat 24, and helical fin 11 and joint groove 25's inner wall activity joint, after helical fin 11 and joint groove 25 joint, joint seat 24 can prevent that helical fin 11 from droing, improves the stability of helical fin 11 after the welding, and the equal fixed mounting in one end of two threaded rods 26 has handle 27, and through knob handle 27, handle 27 can make threaded rod 26 rotate.

Further, fixed establishment 3 is including two stopper 31, two spout 34 have been seted up to the outer wall of body 1, the equal sliding connection of inner wall of two spout 34 has slider 35, slider 35 can slide along the inner wall horizontal direction of spout 34, one side of slider 35 and one side fixed connection of stopper 31, slider 35 can make stopper 31 horizontal direction remove, the equal fixed mounting of inner wall of two spout 34 has telescopic link 36, one end of telescopic link 36 and one side fixed connection of slider 35, the equal movable sleeve of outer wall of two telescopic links 36 is equipped with expanding spring 37, telescopic link 36 can improve expanding spring 37's stability, expanding spring 37's one end and 34 inner wall fixed connection of spout, one side of stopper 31 and expanding spring 37's one end fixed connection are kept away from to slider 35, expanding link 36 and expanding spring 37's thrust can promote slider 35 along the inner wall horizontal slip of spout 34.

Furthermore, the limiting groove 32 has been all seted up to the both sides of U type fixed plate 21, and the inner wall activity of stopper 31 and limiting groove 32 is pegged graft, and after stopper 31 level inserted the inside of limiting groove 32, realization U type fixed plate 21 that can be convenient is fixed, otherwise, can realize U type fixed plate 21's dismantlement.

Further, two connecting grooves 33 have been seted up to the outer wall of body 1, and the tip of U type fixed plate 21 and the inner wall activity of connecting groove 33 are pegged graft, and the tip of U type fixed plate 21 can vertically insert in connecting groove 33 to be convenient for be connected of U type fixed plate 21 and body 1.

Furthermore, the L-shaped pull rods 38 are fixedly mounted on one surfaces of the two sliding blocks 35, the sliding blocks 35 can horizontally slide by the aid of the L-shaped pull rods 38 through pulling, the handles 39 are fixedly mounted at the ends, far away from the sliding blocks 35, of the two L-shaped pull rods 38, and the handles 39 can facilitate workers to pull the L-shaped pull rods 38.

The working principle is as follows: after the spiral fin 11 is welded on the outer wall of the pipe body 1, a worker firstly pulls the two handles 39 back at the same time, the two handles 39 enable the two sliding blocks 35 to slide back along the inner wall of the corresponding sliding groove 34 through the two L-shaped pull rods 38, the two sliding blocks 35 enable the two limiting blocks 31 to move back and enable the two telescopic rods 36 and the two telescopic springs 37 to contract until the two limiting blocks 31 completely move to the inside of the corresponding sliding groove 34, then the end parts of the U-shaped fixing plate 21 are vertically inserted into the two connecting grooves 33, then the two grips 39 are released, at which time the two telescopic rods 36 and the two telescopic springs 37 are extended, and the two sliding blocks 35 slide towards each other, the two sliding blocks 35 make the two limit blocks 31 move towards each other, and push the two limit blocks 31 into the corresponding limit grooves 32, therefore, the U-shaped fixing plate 21 and the tube body 1 are conveniently fixed, and the subsequent anti-falling limiting of the spiral fin 11 is facilitated;

subsequently, two handles 27 of knob simultaneously, two handles 27 make two threaded rods 26 rotate, two threaded rods 26 make two guide blocks 23 along the vertical lapse of the inner wall of the guide way 22 that corresponds, two guide blocks 23 make the vertical lapse of joint seat 24, along with the vertical lapse of joint seat 24, a plurality of joint grooves 25 and the helical fin 11 joint of joint seat 24 bottom, joint seat 24 is spacing to helical fin 11 after the welding this moment, thereby convenient realization helical fin 11's spacing, and then effectual stability that has improved the helical fin 11 after the welding, and the desoldering of helical fin 11 has been avoided.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anticreep welds finned tube, includes body (1), its characterized in that: helical fins (11) are welded on the outer wall of the tube body (1), an anti-off welding mechanism (2) is arranged on the surface of the tube body (1), and a fixing mechanism (3) is arranged between the tube body (1) and the anti-off welding mechanism (2);

anticreep welds mechanism (2) including U type fixed plate (21), two guide way (22), two have been seted up to the inner wall of U type fixed plate (21) the equal sliding connection in inner wall of guide way (22) has guide block (23), two fixed mounting has joint seat (24) between guide block (23), two threaded rod (26) are installed in the one side rotation of U type fixed plate (21), threaded rod (26) run through guide way (22) and guide block (23) screw rotation and are connected.

2. A defluxing-resistant finned tube according to claim 1 wherein: joint groove (25) have been seted up to the one side evenly distributed of joint seat (24), the inner wall activity joint of helical fin (11) and joint groove (25), two the equal fixed mounting in one end of threaded rod (26) has handle (27).

3. A defluxing-resistant finned tube according to claim 1 wherein: fixed establishment (3) are including two stopper (31), two spout (34), two have been seted up to the outer wall of body (1) the equal sliding connection of inner wall of spout (34) has slider (35), one side of slider (35) and one side fixed connection of stopper (31), two the equal fixed mounting of inner wall of spout (34) has telescopic link (36), one end of telescopic link (36) and one side fixed connection of slider (35), two the equal movable sleeve of outer wall of telescopic link (36) is equipped with expanding spring (37), the one end of expanding spring (37) and the inner wall fixed connection of spout (34), one side of stopper (31) and the one end fixed connection of expanding spring (37) are kept away from in slider (35).

4. A defluxing-resistant finned tube according to claim 3 wherein: limiting grooves (32) are formed in the two sides of the U-shaped fixing plate (21), and the limiting blocks (31) are movably connected with the inner walls of the limiting grooves (32) in an inserted mode.

5. A defluxing-resistant finned tube according to claim 1 wherein: two connecting grooves (33) are formed in the outer wall of the pipe body (1), and the end portion of the U-shaped fixing plate (21) is movably connected with the inner wall of each connecting groove (33) in an inserting mode.

6. A defluxing-resistant finned tube according to claim 3 wherein: two the equal fixed mounting in one side of slider (35) has L type pull rod (38), two the equal fixed mounting in one end that slider (35) was kept away from in L type pull rod (38) has grab handle (39).