CN218719462U

CN218719462U - Pipeline connecting device with overlapped teeth

Info

Publication number: CN218719462U
Application number: CN202222388230.2U
Authority: CN
Inventors: 田东兰
Original assignee: Beijing Furuiyuan Electromechanical Technology Co ltd
Current assignee: Beijing Furuiyuan Electromechanical Technology Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-03-24
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a pipeline connecting device with folding tooth relates to pipeline connecting device technical field, including the shell, through-hole bolt and screw hole bolt are equipped with respectively on the both sides of shell, and the screw has all been run through to the shell both ends side surface and has been seted up. The utility model discloses, through having set up shell, inside lining, folding ring gear, through-hole bolt, screw hole bolt, sealing washer and pipeline, can realize the interval regulatory function of through-hole bolt, screw hole bolt through the bolt, and then tighten up shell and inside lining, promote the contact area and contact line of the folding ring gear of this pipeline connecting device on the pipeline that is connected; meanwhile, the overlapped toothed ring is easier to deform according to the shape of the pipeline on the connected pipeline by virtue of the cutting groove formed in the overlapped toothed ring, so that the overlapped toothed ring is embedded into the pipeline, and further the pipeline connecting device can bear larger axial force, so that the application pressure range, the reliability and the safety of the pipeline connecting device are improved.

Description

Pipeline connecting device with overlapped teeth

Technical Field

The utility model relates to a pipeline connecting device technical field especially relates to a pipeline connecting device with folding tooth.

Background

The pipeline connecting device is a professional connecting structure for connecting pipelines, and in the actual use of the pipeline connecting device, the original connecting mode of the pipelines is mainly flange connection, so that the pipeline connecting device is large in structural size and weight, and is not ideal in the aspects of sealing property, impact resistance, vibration damping performance and the like, and particularly when two connected pipelines are inclined in angle and not centered in axis, the installation feasibility is extremely poor, and the performance is ensured unsuitably. The pipeline connecting device has the characteristics of space saving, vibration reduction, noise reduction, no welding, weight reduction and the like, but has a greater requirement on the axial pull-out resistance of a pressure-bearing pipeline, while the clamping teeth of the similar clamping sleeve joint (pipeline connecting device) in the current market generally use the tooth form between the teeth and the grooves, the teeth are in contact with the circumference of the pipeline, the pull-out resistance is reduced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a pipeline connecting device with overlapped teeth.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pipeline connecting device with fold type tooth, includes the shell, through-hole bolt and screw hole bolt are equipped with respectively on the both sides of shell, the screw has all been run through to shell both ends side surface and has been seted up, the inboard threaded connection of screw has the bolt, the inside lining is equipped with to the shell, fold type ring gear and sealing washer are equipped with to the inboard of inside lining, the inboard of shell is provided with the pipeline.

In order to provide structural support for tightening up of shell, the utility model discloses an improvement has, the shell is the opening tubulose, through-hole bolt and screw hole bolt are the symmetric distribution, be the symmetric distribution between the screw.

In order to promote the compactness of bolt fastening, the utility model discloses an improvement has, the surface cover of bolt is equipped with the packing ring, the packing ring is laminated with through-hole bolt, screw hole bolt.

In order to provide leading condition for the fixed of folding type ring gear, the utility model discloses an improvement has, it is cyclic annular to fold the type ring gear to be the opening, cut groove has been seted up to the inboard of folding type ring gear.

Put into formula fixed function in order to realize folding type ring gear, the utility model discloses an improvement has, cut groove and set up to ARC structure, it is the equidistant distribution of circumference to cut the groove.

In order to ensure hookup location's sealing performance, the utility model discloses an improvement has, it is located same water flat line with the sealing washer to fold the type ring gear, fold the surface at the pipeline with the equal cover of sealing washer is established to type ring gear, sealing washer and all laminate mutually with the pipeline.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

the utility model discloses, through having set up shell, inside lining, fold type ring gear, through-hole bolt, screw hole bolt, sealing washer and pipeline, can realize the interval control function of through-hole bolt, screw hole bolt through the bolt, and then tighten up shell and inside lining, promote the contact area and contact line of the fold type ring gear of this pipeline connecting device on the pipeline that is connected; meanwhile, the overlapped toothed ring is easier to deform according to the shape of the pipeline on the connected pipeline by virtue of the cutting groove formed in the overlapped toothed ring, so that the overlapped toothed ring is embedded into the pipeline, and further the pipeline connecting device can bear larger axial force, so that the application pressure range, the reliability and the safety of the pipeline connecting device are improved.

Drawings

Fig. 1 is a schematic view of the overall components of a pipe connection device with overlapping teeth according to the present invention;

fig. 2 is a schematic view of the assembly state of the pipe connecting device with overlapping teeth according to the present invention;

fig. 3 is a schematic front view of a pipe connection device with overlapping teeth according to the present invention;

FIG. 4 is a schematic front view in cross section of a pipe coupling device with overlapping teeth according to the present invention;

fig. 5 is a schematic structural view of a stacked toothed ring of a pipe connection device with stacked teeth according to the present invention.

Illustration of the drawings:

1. a housing; 2. a liner; 3. a stacked toothed ring; 4. a through hole bolt; 5. a threaded hole bolt; 6. a bolt; 7. a gasket; 8. a seal ring; 9. and (4) a pipeline.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: a pipeline connecting device with overlapped teeth comprises a shell 1, through-hole bolts 4 and threaded hole bolts 5 are respectively arranged on two sides of the shell 1, the through-hole bolts 4 and the threaded hole bolts 5 are symmetrically distributed, the design is to provide support for subsequent tightening work, screw holes are formed in the side surfaces of two ends of the shell 1 in a penetrating mode, the shell 1 is in an opening tubular shape, structural support can be provided for tightening of the shell 1 through the structural design of the opening tubular shape, a preposed condition can be provided for driving in of bolts 6 through the screw holes, the screw holes are symmetrically distributed, bolts 6 are connected with the inner side threads of the screw holes, the bolts 6 can apply force to the shell 1 in the driving process through the symmetrically arranged screw holes, the through-hole bolts 4 and the threaded hole bolts 5 are driven to move towards opposite directions, further the shell 1 is tightened, and gaskets 7 are sleeved on the outer surfaces of the bolts 6, the gasket 7 is attached to the through hole bolt (4) and the threaded hole bolt (5), the design is to improve the fixing stability of the bolt 6 through the gasket 7 and avoid the situation that the bolt 6 is loosened due to external vibration, the inner side of the shell 1 is provided with the lining 2, the inner side of the lining 2 is provided with the overlapped toothed ring 3 and the sealing ring 8, the lining 2 can provide stable support for the overlapped toothed ring 3 and the sealing ring 8, the overlapped toothed ring 3 is in an open ring shape, the overlapped toothed ring 3 is tightened along with the tightening of the shell 1, the inner side of the overlapped toothed ring 3 is provided with cutting grooves which are in an arc surface structure and are distributed at equal intervals, the design aims to enable the overlapped toothed ring 3 to be more easily contacted and clamped into the pipeline 9 on the connected pipeline 9 through the cutting grooves arranged on the overlapped toothed ring 3, the clamping depth is generally not more than 1.5mm (the nonmetal pipes are generally not more than 3 mm), and then make this pipeline connecting device can bear bigger axial force to improve this pipeline connecting device's service pressure scope, the inboard of shell 1 is provided with pipeline 9, and it is same horizontal line that overlapped ring gear 3 and sealing washer 8 are located, and it all overlaps the surface at pipeline 9 to overlap type ring gear 3 and sealing washer 8, and it is laminated with pipeline 9 that overlapped ring gear 3, sealing washer 8 all laminate mutually, and this kind of design is in order to ensure the water-passing property of pipeline 9 hookup location.

The working principle is as follows: in the process of connecting the pipeline 9, firstly two prefabricated pipelines 9 are inserted into the pipeline connecting device, two groups of bolts 6 are alternately screwed down, so that the through hole bolt 4 and the threaded hole bolt 5 are gradually close to each other, the shell 1 is tightened, the outer circle is reduced, the shell 1 is tightened to tightly press the sealing ring 8 and the pipeline 9, a sealing function is achieved, meanwhile, the overlapped toothed ring 3 is in contact with the pipeline 9, the sealing ring 8 continues to compress the outer wall of the pipeline 9 along with further screwing down of the bolts 6, the overlapped toothed ring 3 starts to cut into the pipeline 9 under a special design angle and hardness, when the two bolts 6 reach a preset torsion value, the compression of the sealing ring 8 and the embedding of the overlapped toothed ring 3 reach an optimal state, the function and performance requirements of the pipeline connecting device are achieved, and the sealing performance and the anti-pull-out performance are ensured.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A pipe connection device with overlapping teeth, comprising a housing (1), characterized in that: through-hole bolt (4) and screw hole bolt (5) are equipped with respectively on the both sides of shell (1), shell (1) both ends side surface all runs through and has seted up the screw, the inboard threaded connection of screw has bolt (6), inside lining (2) are equipped with to the inboard of shell (1), the inboard of inside lining (2) is equipped with and folds type ring gear (3) and sealing washer (8), the inboard of shell (1) is provided with pipeline (9).

2. The line connection device with overlapping teeth of claim 1, wherein: the shell (1) is in an open tubular shape, the through hole bolts (4) and the threaded hole bolts (5) are symmetrically distributed, and the screw holes are symmetrically distributed.

3. The line connection device with overlapping teeth of claim 1, wherein: the outer surface cover of bolt (6) is equipped with packing ring (7), packing ring (7) and through-hole bolt (4), screw hole bolt (5) shell (1) laminate mutually.

4. The line connection device with overlapping teeth of claim 1, wherein: the overlapped toothed ring (3) is in an open ring shape, and a cutting groove is formed in the inner side of the overlapped toothed ring (3).

5. Pipeline connecting device with overlapping teeth according to claim 4, characterized in that: the cutting grooves are of arc-surface structures and are distributed at equal intervals on the circumference.

6. The line connection device with overlapping teeth of claim 1, wherein: fold type ring gear (3) and sealing washer (8) and be located same water flat line, fold type ring gear (3) and sealing washer (8) and all overlap the surface of establishing at pipeline (9), fold type ring gear (3), sealing washer (8) and all laminate mutually with pipeline (9).