CN213712189U

CN213712189U - Pipeline connecting joint

Info

Publication number: CN213712189U
Application number: CN202022381520.5U
Authority: CN
Inventors: 蒋干
Original assignee: Zhejiang Sunrong New Material Co ltd
Current assignee: Zhejiang Sunrong New Material Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-16
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a pipe connection knot, including casing and two tubular products in the plug-in housing, the inside first annular spacing groove that is equipped with of casing, the embedded sealing member that is equipped with in first annular spacing groove, two tubular products pass through the sealing member sealed, and the casing includes casing and lower casing, goes up the outside extension in casing both sides and is equipped with the turn-ups, and the outside extension in casing both sides is equipped with down the turn-ups down, goes up the turn-ups and passes through the bolt fastening with turn-ups down. The utility model discloses a cooperation of last casing, lower casing and sealing member, simple structure is reasonable, connects convenient and reliable, and sealed good difficult seepage.

Description

Pipeline connecting joint

Technical Field

The utility model belongs to the technical field of the pipe connection technique and specifically relates to a pipe connection knot is related to.

Background

In the pipeline construction process, a plurality of sections of pipelines are often spliced, the existing pipeline splicing generally adopts direct-insert type, hot-melt type and thread type splicing, the direct-insert type splicing efficiency is high, but the installation is unreliable, the pipeline is easy to fall off, the sealing performance is poor, and the pipeline is easy to leak; the hot-melting splicing operation is complicated, and particularly for products with larger pipe diameters, hot-melting equipment is large and the cost is high; although the threaded splicing has good sealing performance and reliable installation, a connecting knot or a pipe needs to be rotated during connection, and the operation is difficult when the length of the pipe is long, the diameter of the pipe is large or the weight of the pipe is heavy, so that the improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a pipe connection knot, through the cooperation of last casing, lower casing and sealing member, simple structure is reasonable, connects convenient and reliable, and sealed good difficult seepage.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pipeline connecting joint comprises a shell and two pipes inserted into the shell, wherein a first annular limiting groove is formed in the shell, a sealing element is embedded in the first annular limiting groove, and the two pipes are sealed through the sealing element;

the shell comprises an upper shell and a lower shell, wherein two sides of the upper shell extend outwards to form upper flanges, two sides of the lower shell extend outwards to form lower flanges, and the upper flanges and the lower flanges are fixed through bolts.

The sealing member includes two annular spacing muscle, two the annular spacing muscle passes through the toroidal surface and connects, two the adjacent one end of tubular product is the butt toroidal surface respectively, annular spacing muscle forms two second spacing grooves with the toroidal surface, two the tubular product both ends insert two spacing inslot respectively, one side that annular spacing muscle is close to tubular product is equipped with many annular seal muscle to the extension of tubular product direction, annular seal muscle butt tubular product side.

An occlusion ring is fixed on the inner surface of the shell and sleeved on the side surface of the pipe, a plurality of salient points are arranged on the occlusion ring in an extending mode towards the pipe, and the salient points are embedded into the side wall of the pipe.

The occlusion rings are made of metal materials, and the occlusion rings and the salient points are integrally formed.

The cross-sectional dimension of the salient points is gradually reduced towards the direction of the pipe.

The utility model has the advantages that:

1. the two pipes are sealed through the sealing element, the upper shell and the lower shell fix the two pipes together through the bolt, when the bolt is screwed down, the convex points on the occlusion ring are embedded into the side wall of the pipes, the pipes are firmly fixed in the shell, the pipes are effectively prevented from loosening, the fixing is firmer, the sealing performance between the two pipes can be effectively ensured, and the leakage is prevented;

2. the end face of the pipe is sealed by the annular surface, and the inner side face and the outer side face are sealed by the plurality of annular sealing ribs, so that the sealing effect is improved, and the sealing is more reliable;

3. through the utility model discloses carry out the pipe connection, can predetermine multisection tubular product at the job site earlier, the sealing member is established to earlier the cover between two sections tubular products, then will go up the junction of casing parcel at two sections tubular products from top to bottom to through the bolt fastening, directly connect two sections tubular products, easy operation is convenient, has improved the efficiency of construction greatly.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

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

fig. 4 is an exploded view of the present invention.

In the figure: the sealing device comprises a shell 1, an upper shell 11, an upper flanging 111, a lower shell 12, a lower flanging 121, a threaded hole 122, a first annular limiting groove 13, a pipe 2, a sealing element 3, an annular limiting rib 31, an annular surface 32, a second annular limiting groove 33, an annular sealing rib 34, an occlusion ring 4, a salient point 41 and a bolt 5.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

in the description of the present specification, the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplified description, and do not indicate or imply that the referred device or unit must have a specific direction, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, a pipe connecting joint comprises a housing 1 and two pipes 2 inserted into the housing 1, wherein a first annular limiting groove 13 is arranged inside the housing 1, a sealing member 3 is embedded in the first annular limiting groove 13, the two pipes 2 are sealed by the sealing member 3, specifically, the sealing member 3 comprises two annular limiting ribs 31, the two annular limiting ribs 31 are connected by an annular surface 32, one ends of the two adjacent pipes 2 are respectively abutted against the annular surface 32, the annular limiting ribs 31 and the annular surface 32 form two second limiting grooves 33, two ends of the two pipes 2 are respectively inserted into the two limiting grooves 33, one side of the annular limiting rib 31, which is close to the pipe 2, extends towards the pipe 2 and is provided with a plurality of annular sealing ribs 34, the annular sealing ribs 34 are abutted against the side of the pipe 2, wherein when the pipe 2 is inserted into the limiting groove 33, the annular sealing ribs 34 are extruded on the inner side wall and the outer side wall of the pipe 2 to achieve a sealing effect, the end face of the pipe 2 is sealed through the annular surface 32, the inner side face and the outer side face are sealed through the annular sealing ribs 34, the sealing effect is improved, and the sealing is more reliable.

The shell 1 comprises an upper shell 11 and a lower shell 12, wherein two sides of the upper shell 11 extend outwards to form upper flanges 111, two sides of the lower shell 12 extend outwards to form lower flanges 121, the upper flanges 111 and the lower flanges 121 are fixed through bolts 5, the upper shell 11 and the lower shell 12 can be fixed more firmly through the fixation of the bolts 5, as shown in fig. 4, a plurality of bolts 5 are fixed on each side of each side, holes matched with the bolts 5 on the lower shell 12 are threaded holes 122, when the upper shell 11 and the lower shell 12 are fixed through the bolts 5, the bolts 5 penetrate through the upper flanges 111 and are screwed into the threaded holes 122 for fixation, the traditional connection is cancelled, the matching of the bolts 5 and nuts is achieved, and the installation efficiency is greatly improved.

The inner surface of the shell 1 is fixed with an occlusion ring 4, the occlusion ring 4 is sleeved on the side surface of the tube 2, the occlusion ring 4 extends towards the tube 2 and is provided with a plurality of salient points 41, the salient points 41 are embedded into the side wall of the tube 2, the occlusion ring 4 is made of metal, the occlusion ring 4 and the salient points 41 are integrally formed, specifically, the occlusion ring 4 and the salient points 41 can be made of stainless steel or copper, the occlusion ring 4 is respectively adhered to the inner surfaces of the upper shell 11 and the lower shell 12, and the strength of the occlusion ring 4 is greater than that of the tube 2, therefore, when the upper shell 11 and the lower shell 12 fix the two tubes 2 together through the bolt 5, the bolt 5 is screwed, the salient points 41 on the occlusion ring 4 can be embedded into the side wall of the tube 2, the tube 2 is firmly fixed in the shell 1, the looseness of the tube 2 is effectively prevented, the fixation is more firm, and the sealing performance, preventing leakage from occurring.

Preferably, the cross-sectional dimension of the protruding point 41 gradually decreases towards the tube 2, specifically, the head of the protruding point 41 embedded into the tube 2 is a sharp corner, which facilitates the embedding of the protruding point 41.

Through the utility model discloses carry out the pipe connection, can predetermine multisection tubular product 2 at the job site earlier, sealing member 3 is established to earlier the cover between two sections tubular product 2, then will go up casing 11, lower casing 12 parcel in the junction of two sections tubular product 2 again to it is fixed through bolt 5, directly can connect two sections tubular product 2, easy operation is convenient, has improved the efficiency of construction greatly.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A pipe joint, comprising: the pipe fitting comprises a shell (1) and two pipes (2) inserted into the shell (1), wherein a first annular limiting groove (13) is formed in the shell (1), a sealing element (3) is embedded in the first annular limiting groove (13), and the two pipes (2) are sealed through the sealing element (3);

casing (1) includes casing (11) and casing (12) down, upward casing (11) both sides are outwards extended and are equipped with turn-ups (111), casing (12) both sides are outwards extended and are equipped with down turn-ups (121) down, it is fixed through bolt (5) with down turn-ups (121) to go up turn-ups (111).

2. The pipe joint of claim 1, wherein: sealing member (3) are including two spacing muscle of annular (31), two spacing muscle of annular (31) is connected, two through toroidal surface (32) the adjacent one end of tubular product (2) butt toroidal surface (32) respectively, spacing muscle of annular (31) and toroidal surface (32) form two spacing grooves of second (33), two tubular product (2) both ends insert respectively in two spacing grooves (33), one side that spacing muscle of annular (31) is close to tubular product (2) is extended to tubular product (2) direction and is equipped with many annular seal muscle (34), annular seal muscle (34) butt tubular product (2) side.

3. The pipe joint of claim 1, wherein: the inner surface of the shell (1) is fixed with an occlusion ring (4), the occlusion ring (4) is sleeved on the side surface of the pipe (2), the occlusion ring (4) extends to the pipe (2) to form a plurality of salient points (41), and the salient points (41) are embedded into the side wall of the pipe (2).

4. The pipe joint of claim 3, wherein: the occlusion ring (4) is made of metal, and the occlusion ring (4) and the salient points (41) are integrally formed.

5. The pipe joint of claim 4, wherein: the cross-sectional dimension of the salient point (41) is gradually reduced towards the direction of the pipe (2).