CN214146957U

CN214146957U - Stress-relief connecting assembly for corrugated pipe

Info

Publication number: CN214146957U
Application number: CN202022781321.3U
Authority: CN
Inventors: 金加法; 徐晓东; 冀宇
Original assignee: Changzhou Jingsheng Automation Technology Co ltd
Current assignee: Changzhou Jingsheng Automation Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-07
Anticipated expiration: 2030-11-26

Abstract

The utility model provides a bellows destressing coupling assembling, including first bellows, second bellows, attach fitting and fixing base, attach fitting's both ends are inserted respectively to the link of first bellows and second bellows, and connect through the attach fitting, the fixing base cover is established in the outside of attach fitting for restrict attach fitting's home range. The corrugated pipe connecting joint assembly and the fixing assembly are designed to be in a stress relief mode, so that stress concentration is avoided, and the service life of equipment is prolonged.

Description

Stress-relief connecting assembly for corrugated pipe

Technical Field

The utility model relates to a bellows technical field especially relates to a bellows destressing coupling assembling.

Background

The bellows can meet the condition that the corrugated hose is spliced after being cut off due to the restriction of the field environment in practical application, the bellows needs to be connected by a connected assembly under the condition, because the two sections of bellows are connected, the connection part needs to be firm and sealed, the direct rigid connection can meet the requirements of firmness and sealing, but can generate stress at the connection part, and the requirement of the use environment of the bellows cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: in order to solve the problem of bellows junction stress concentration among the prior art, the utility model provides a bellows destressing coupling assembling.

The utility model provides a technical scheme that its technical problem will adopt is: the utility model provides a bellows destressing coupling assembling, includes first bellows, second bellows, attach fitting and fixing base, the link of first bellows and second bellows inserts attach fitting's both ends respectively, and connects through the attach fitting, the fixing base cover is established in attach fitting's the outside for restriction attach fitting's home range.

Furthermore, in order to be connected with the corrugated pipes at two ends quickly, the connecting joint is formed by buckling an upper half body and a lower half body, and a locking part used for locking the upper half body and the lower half body is arranged at the joint of the upper half body and the lower half body on the outer side of the connecting joint. Preferably, the locking portion is a threaded hole portion and a through hole portion provided in the body, and the upper and lower body halves are locked by inserting a screw through the through hole portion and screwing the lower end into the threaded hole portion. When in use, the upper half body and the lower half body are buckled, and the end part of the screwed pipe is buckled in the connecting joint.

Further, in order to realize connecting and avoid stress concentration, the attach fitting includes first joint portion, second joint portion and spherical portion, spherical portion body coupling is between first joint portion and second joint portion, spherical portion and fixing base cooperation can make attach fitting's home range be: rotating 360 degrees axially and turning 12 degrees radially.

Further, in order to fix the threaded pipe in the connecting joint, the inner walls of the first joint part and the second joint part are provided with corrugated grooves matched with the appearance of the corrugated pipe. When the corrugated pipe is locked, the thread shape on the threaded pipe is matched and embedded with the edge grooves on the inner wall of the joint part one by one, so that the corrugated pipe is prevented from being easily separated from the inside of the connecting joint after being stressed.

Preferably, the connecting joint is made of a nylon material.

Specifically, in order to realize quick connection, the fixing base is a hasp type fixing base.

Specifically, the hasp type fixing seat comprises an upper seat body, a lower seat body, a rotating shaft and a hasp, one end of the upper seat body is rotatably connected with one end of the lower seat body through the rotating shaft, the other end of the upper seat body is connected with the other end of the lower seat body through the hasp, and the hasp and the lower seat body are integrally formed; when the hasp buckles the upper seat body and the lower seat body, a hole ring for fixing the connecting joint is formed between the upper seat body and the lower seat body.

Further, a plurality of through holes are formed in the bottom of the lower seat body. The through hole is a reserved external fixing through hole and is matched and fixed with an external threaded hole.

The utility model has the advantages that: the utility model provides a pair of bellows destressing coupling assembling designs bellows joint connection subassembly and fixed subassembly for the destressing form, avoids stress concentration, increases equipment life.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the connection assembly of the present invention.

Fig. 2 is a schematic view of the structure of the connection joint.

Fig. 3 is a schematic view of the internal structure of the half body of the connection joint.

Fig. 4 is a schematic structural diagram of the fixing base.

Fig. 5 is a schematic cross-sectional view of the fixing base.

In the figure: 1. the connecting structure comprises a first corrugated pipe, a second corrugated pipe, a connecting joint, a first half body, a second half body, a connecting joint, a first joint part, a second joint part, a spherical part, a locking part, a boss, a groove, a fixing seat, an upper seat body, a lower seat body, a flange 421, a flange, a rotating shaft, a buckle, a hook 441, a hook 45, a through hole, a 46, a hole ring, a 47 and a threaded hole.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

As shown in fig. 1, the utility model discloses a bellows destressing connection component, including first bellows 1, second bellows 2, attach fitting 3 and fixing base 4, the both ends of attach fitting 3 are inserted respectively to the link of first bellows 1 and second bellows 2, and connect through attach fitting 3, 4 covers of fixing base are established in attach fitting 3's the outside for restrict attach fitting 3's home range. The "first" and "second" in the first bellows 1 and the second bellows 2 in the present embodiment have no particular meaning, and are merely for convenience of description.

As shown in fig. 2, the connecting joint 3 is formed by fastening an upper body half 31 and a lower body half 32, locking parts 36 for locking the upper body half and the lower body half are arranged at the joint of the upper body half and the lower body half outside the connecting joint 3, and two sets of the locking parts 36 are arranged at two sides of the connecting joint 3. In this embodiment, the locking portion 36 is a threaded hole portion and a through hole portion disposed on the body, a boss 361 and a groove 362 are further disposed at a joint of the threaded hole portion and the through hole portion, and the boss 361 and the groove 362 are matched to facilitate locking and bidirectional locking, so that vibration resistance is improved. The screw is inserted from the through hole part, and the lower end of the screw is screwed into the threaded hole part to lock the upper half body and the lower half body.

As shown in fig. 3, the connection joint 3 includes a first joint portion 33, a second joint portion 34, and a spherical portion 35, the spherical portion 35 is integrally connected between the first joint portion 33 and the second joint portion 34, and the spherical portion is engaged with the fixing seat, so that the movable range of the connection joint is: rotating 360 degrees axially and turning 12 degrees radially. The first joint portion 33 is connected to the first corrugated tube 1, and the second joint portion 34 is connected to the second corrugated tube 2. Further, in order to fix the threaded pipe inside the connection joint 3, the inner walls of the first joint part 33 and the second joint part 34 are provided with grooves matched with the shape of the corrugated pipe. When the corrugated pipe is locked, the thread shape on the threaded pipe is matched and embedded with the edge grooves on the inner wall of the joint part one by one, so that the corrugated pipe is prevented from being easily separated from the connecting joint 3 after being stressed. Preferably, the connection joint 3 is made of a nylon material.

As shown in fig. 4 and 5, the fixing seat 4 is a snap-on fixing seat. The hasp type fixing seat comprises an upper seat body 41, a lower seat body 42, a rotating shaft 43 and a hasp 44, one end of the upper seat body 41 is rotatably connected with one end of the lower seat body 42 through the rotating shaft 43, the other end of the upper seat body is connected with the other end of the lower seat body through the hasp 44, and the hasp 44 and the lower seat body 42 are integrally formed; a hook 441 is arranged on one side of the top of the buckle 44 facing the fixed seat 4, and a flange 421 matched and connected with the hook 441 is arranged on the lower seat body 42. The bottom of the buckle 44 is also provided with a threaded hole 47. When the hasp 44 buckles the upper seat body 41 and the lower seat body 42, a hole ring 46 for fixing the connection joint 3 is formed between the upper seat body 41 and the lower seat body 42, a groove matched with the spherical part 35 in shape is formed inside the hole ring 46, and the connection joint 3 can be limited inside the hole ring 46 and can move in the hole ring 46 without falling off. The bottom of the lower base 42 is provided with a plurality of through holes 45. The through hole 45 is a reserved external fixing through hole and is matched and fixed with an external threaded hole, and the through hole 45 can be designed as a sunken hole so as to accommodate a screw head or a nut conveniently.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a bellows destressing coupling assembling which characterized in that: including first bellows, second bellows, attach fitting and fixing base, the link of first bellows and second bellows inserts attach fitting's both ends respectively, and connects through the attach fitting, the fixing base cover is established in attach fitting's the outside for restrict attach fitting's home range.

2. A bellows destressing connection assembly, as claimed in claim 1, wherein: the connecting joint is formed by buckling an upper half body and a lower half body, and a locking part used for locking the upper half body and the lower half body is arranged at the joint of the upper half body and the lower half body and on the outer side of the connecting joint.

3. A bellows de-stressing connection assembly according to claim 2, wherein: the attach fitting includes first joint portion, second joint portion and spherical portion, spherical portion body coupling is between first joint portion and second joint portion, spherical portion and fixing base cooperation can make attach fitting's home range do: rotating 360 degrees axially and turning 12 degrees radially.

4. A bellows de-stressing connection assembly according to claim 3, wherein: and the inner walls of the first joint part and the second joint part are provided with corrugated grooves matched with the appearance of the corrugated pipe.

5. A bellows de-stressing connection assembly according to any one of claims 1-4, wherein: the connecting joint is made of a nylon material.

6. A bellows destressing connection assembly, as claimed in claim 1, wherein: the fixing seat is a hasp type fixing seat.

7. A bellows destressing connection assembly, as claimed in claim 6, wherein: the hasp type fixing seat comprises an upper seat body, a lower seat body, a rotating shaft and a hasp, one end of the upper seat body is rotatably connected with one end of the lower seat body through the rotating shaft, the other end of the upper seat body is connected with the other end of the lower seat body through the hasp, and the hasp and the lower seat body are integrally formed; when the hasp buckles the upper seat body and the lower seat body, a hole ring for fixing the connecting joint is formed between the upper seat body and the lower seat body.

8. A bellows destressing connection assembly, as claimed in claim 7, wherein: the bottom of the lower seat body is provided with a plurality of through holes.