CN215371446U

CN215371446U - Butt joint structure of rubber-lined pipeline

Info

Publication number: CN215371446U
Application number: CN202121903880.5U
Authority: CN
Inventors: 刘西平; 刘剑
Original assignee: Jiangsu Luomenyang Environmental Engineering Co ltd
Current assignee: Jiangsu Luomenyang Environmental Engineering Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2021-12-31
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a butt joint structure of rubber-lined pipelines, wherein an outer surrounding ring is arranged on the periphery of a center ring, an inner retaining ring is arranged on the inner side of the center ring, two sides of the center ring are respectively connected with connecting flanges of two rubber-lined pipelines, the inner diameter of the center ring is consistent with the inner diameter of the connecting flanges and is consistent with the outer diameter of the inner retaining ring, two pressure ring assemblies are arranged on the outer sides of the connecting flanges respectively through bolts and nuts, and the outer diameter of each pressure ring assembly is consistent with the inner diameter of the outer surrounding ring.

Description

Butt joint structure of rubber-lined pipeline

Technical Field

The utility model relates to the technical field of butt joint structures of rubber-lined pipelines, in particular to a butt joint structure of a rubber-lined pipeline.

Background

The butt joint mode of traditional rubber-lined pipeline is generally directly through two flange connections, bolt and nut's cooperation fixedly, but when actual long-time use, the junction of two rubber-lined pipelines because there is the gap, so, the rubber lining of this department is turned up or damaged more easily to greatly reduced the life of rubber-lined pipeline, consequently, await for urgent need an improved technique and solve this problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a butt joint structure of rubber-lined pipelines, which is used for connecting two rubber-lined pipelines, can shield a gap at the joint of the two rubber-lined pipelines by arranging a center ring and protecting the center ring by an inner retaining ring, thereby avoiding the turning-up or damage of rubber lining at the joint of the rubber-lined pipelines, greatly prolonging the service life of the rubber lining, having simple structure, being convenient for installation and disassembly, and ensuring the sealing property of the joint of the rubber-lined pipelines, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a butt joint structure of a rubber-lined pipeline comprises a center ring assembly and a pressure ring assembly;

the center ring assembly comprises a center ring, an outer surrounding ring and an inner retaining ring, the outer surrounding ring is arranged on the periphery of the center ring, the inner retaining ring is arranged on the inner side of the center ring, the width of the inner retaining ring is larger than the thickness of the center ring, two sides of the center ring are respectively connected with connecting flanges of two rubber-lined pipelines, and the inner diameter of the center ring is consistent with the inner diameter of the connecting flange and is consistent with the outer diameter of the inner retaining ring;

the clamping ring assembly is provided with two semi-ring bodies, the outer diameter of the clamping ring assembly is consistent with the inner diameter of the outer surrounding ring, the clamping ring assembly comprises the two semi-ring bodies, grooves are formed in the two ends of the semi-ring bodies respectively, screw holes are formed in the grooves in a penetrating mode, the screw holes penetrate through the end portions of the semi-ring bodies, and the semi-ring bodies are connected through bolts.

Preferably, the outer diameters of the center ring, the connecting flange and the pressure ring assembly are consistent and the inner diameters of the center ring, the connecting flange and the pressure ring assembly are consistent, so that the connecting flange and the pressure ring assembly can be arranged on the inner side of the outer surrounding ring.

Preferably, in the butt joint structure for the rubber-lined pipelines, the central ring, the connecting flange and the pressure ring assembly are all provided with a plurality of connecting holes in a penetrating manner, the positions of the connecting holes correspond to one another and are connected through bolts, so that the central ring, the connecting flange and the pressure ring assembly are connected with one another.

Preferably, the butt joint structure of the rubber-lined pipeline provided by the utility model is characterized in that one end of the groove, which is far away from the screw hole, is communicated with the outside of the semi-ring body, so that the bolt can be conveniently installed and dismantled.

Preferably, the two ends of the inner side of the inner baffle ring are respectively provided with an inclined surface, so that resistance is reduced, and the fluid in the inner rubber lining pipeline is not influenced.

Preferably, according to the butt joint structure of the rubber-lined pipelines, annular grooves are formed in two sides of the central ring respectively, and sealing rings are arranged in the annular grooves, so that the sealing performance between the two rubber-lined pipelines is guaranteed.

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

(1) the rubber lining pipe joint is used for connecting two rubber lining pipes, and can shield the gap at the joint of the two rubber lining pipes by arranging the center ring and protecting the center ring through the inner retaining ring, so that the rubber lining at the joint of the rubber lining pipes is prevented from being turned up or damaged, and the service life of the rubber lining is greatly prolonged.

(2) Simple structure, convenient installation and disassembly and can ensure the sealing performance of the joint of the rubber-lined pipeline.

Drawings

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

FIG. 2 is a schematic view of a center ring assembly;

fig. 3 is a schematic structural view of the pressure ring assembly.

In the figure: the sealing ring comprises a center ring 1, an outer surrounding ring 2, an inner retaining ring 3, a rubber lining pipeline 4, a connecting flange 5, a pressure ring assembly 6, a semi-ring body 601, a groove 602 and a sealing ring 7.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying 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. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention;

it should be noted that, in the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a butt joint structure of a rubber-lined pipeline comprises a center ring assembly and a pressure ring assembly 6; the central ring assembly comprises a central ring 1, an outer surrounding ring 2 and an inner baffle ring 3, the outer surrounding ring 2 is arranged on the periphery of the central ring 1, the inner baffle ring 3 is arranged on the inner side of the central ring 1, the width of the inner baffle ring 3 is larger than the thickness of the central ring 1, two sides of the central ring 1 are respectively connected with connecting flanges 5 of two rubber-lined pipelines 4, the inner diameter of the central ring 1 is consistent with the inner diameter of the connecting flanges 5 and is consistent with the outer diameter of the inner baffle ring 3, two ends of the inner side of the inner baffle ring 3 are respectively provided with an inclined surface, two sides of the central ring 1 are respectively provided with an annular groove, and a sealing ring 7 is arranged in each annular groove; clamping ring subassembly 6 has two and sets up respectively in flange 5's the outside through bolt and nut, clamping ring subassembly 6's external diameter is unanimous with outer surrounding ring 2's internal diameter, centre ring 1, flange 5 and clamping ring subassembly 6's external diameter is unanimous and unanimous with outer surrounding ring 2's internal diameter, centre ring 1, flange 5 and clamping ring subassembly 6 all run through and have seted up a plurality of connecting holes, and the position one-to-one of connecting hole links to each other through the bolt, clamping ring subassembly 6 includes two hemizonids 601, recess 602 has been seted up respectively at the both ends of hemizonid 601, run through in recess 602 and have seted up the screw, and the screw runs through the tip in hemizonid 601, two hemizonids 601 pass through the bolt and link to each other, recess 602 is kept away from screw one end and is linked together with the outside of hemizonid 601.

The installation method and the use principle are as follows: install sealing washer 7 respectively in the ring channel of centre ring 1 both sides at first, set up two flange 5 of waiting to connect lining rubber tube way 4 respectively between outer surrounding ring 2 and interior fender ring 3 next, at this moment, the inner wall of lining rubber tube way 4 meets with the inboard of interior fender ring 3, overlap the outside of lining rubber tube way 4 and link to each other through the bolt with two hemizonids 601 respectively afterwards and constitute clamping ring subassembly 6, push clamping ring subassembly 6 to flange 5's the outside, then with centre ring 1, flange 5 and clamping ring subassembly 6's connecting hole one-to-one, and through bolt and nut interconnect and fixed, accomplish the connection between two lining rubber tube ways 4. The rubber lining pipeline joint is reasonable in structure, is used for connecting two rubber lining pipelines 4, and can shield a gap at the joint of the two rubber lining pipelines 4 by arranging the central ring 1 and protecting the central ring 3, so that the rubber lining at the joint of the rubber lining pipelines 4 is prevented from being turned over or damaged, and the service life of the rubber lining is greatly prolonged; simple structure, convenient installation and dismantlement to can guarantee the leakproofness of rubber-lined pipeline 4 junction.

The utility model is not described in detail, but is well known to those skilled in the art.

Finally, it is to be noted that: although the present invention has been described in detail with reference to examples, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a butt joint structure of lining with glue pipeline which characterized in that: comprises a center ring component and a pressure ring component (6);

the center ring assembly comprises a center ring (1), an outer surrounding ring (2) and an inner blocking ring (3), the outer surrounding ring (2) is arranged on the periphery of the center ring (1), the inner blocking ring (3) is arranged on the inner side of the center ring (1), the width of the inner blocking ring (3) is larger than the thickness of the center ring (1), two sides of the center ring (1) are respectively connected with connecting flanges (5) of two rubber-lined pipelines (4), and the inner diameter of the center ring (1) is consistent with the inner diameter of the connecting flanges (5) and is consistent with the outer diameter of the inner blocking ring (3);

clamping ring subassembly (6) have two and set up respectively in the outside of flange (5) through bolt and nut, the external diameter of clamping ring subassembly (6) is unanimous with the internal diameter of outer surrounding ring (2), clamping ring subassembly (6) include two hemizonids (601), recess (602) are seted up respectively at the both ends of hemizonid (601), run through in recess (602) and seted up the screw, just the screw runs through in the tip of hemizonid (601), two hemizonid (601) link to each other through the bolt.

2. The butt joint structure of the rubber-lined pipe as claimed in claim 1, wherein: the outer diameters of the central ring (1), the connecting flange (5) and the pressure ring assembly (6) are consistent, and the outer diameters of the central ring, the connecting flange and the pressure ring assembly are consistent with the inner diameter of the outer surrounding ring (2).

3. The butt joint structure of the rubber-lined pipe as claimed in claim 1, wherein: the center ring (1), the connecting flange (5) and the pressure ring assembly (6) are all penetrated through and provided with a plurality of connecting holes, and the positions of the connecting holes are in one-to-one correspondence and are connected through bolts.

4. The butt joint structure of the rubber-lined pipe as claimed in claim 1, wherein: the two ends of the inner side of the inner baffle ring (3) are respectively provided with an inclined plane.

5. The butt joint structure of the rubber-lined pipe as claimed in claim 1, wherein: one end of the groove (602), which is far away from the screw hole, is communicated with the outside of the semi-ring body (601).

6. The butt joint structure of the rubber-lined pipe as claimed in claim 1, wherein: two sides of the central ring (1) are respectively provided with an annular groove, and a sealing ring (7) is arranged in the annular groove.