CN212028851U - Pipeline joint capable of being disassembled and replaced quickly - Google Patents

Abstract

The utility model discloses a pipeline joint capable of being quickly disassembled and replaced, which comprises a main body, wherein the main body is in a cylindrical tubular structure, a first limiting ring is coaxially arranged at the center of the inner side wall of the main body, two ends of the inner side wall of the first limiting ring are respectively connected with a movable pipe in a sliding way, the outer side wall of the movable pipe is respectively fixedly connected with a second limiting ring, a first spring is respectively arranged between the first limiting ring and the two second limiting rings, and two ends of the main body are respectively provided with a fastening device. Through set up fastener respectively at main part both ends to quick the tearing open and trade has been realized.

Description

Pipeline joint capable of being disassembled and replaced quickly

Technical Field

The utility model relates to a tube coupling technical field, concrete field is a can tear pipeline joint that trades fast open.

Background

Pipeline connection is a construction process for connecting a pipeline and a pipeline, and the pipeline and equipment, valves, pipe fittings and the like into a tight whole. The connecting method of the pipelines generally comprises threaded connection, welding, flange connection, socket connection, flanging connection, expansion connection, bonding and the like. Different connection methods can be selected according to design requirements, pipeline materials, joint forms of the pipe and the valve, medium pressure in the pipe, pipe diameter and the like in construction. The threaded connection is generally used for connecting steel pipes, hard plastic pipes and the like with smaller pipe diameters and lower working pressure. For example, a water supply and drainage pipe with the working pressure not more than 1MPa and the pipe diameter not more than 100mm, a hot water pipe with the working pressure not more than 1MPa, the pipe diameter not more than 80mm and the medium temperature of 100 ℃, a saturated steam pipeline with the working pressure not more than 0.6MPa and the pipe diameter not more than 50mm, a gas pipeline with the working pressure not more than 0.2MPa and the pipe diameter not more than 100mm, and the like. Flange connections are commonly used for the connection of pipes to equipment, valves and pipes. The steel-plastic composite pipe and the rubber-lined steel pipe can also be connected by flanges for chemical pipelines, dust pipelines and slurry pipelines which need to be overhauled and replaced frequently. The flanges are fastened by bolts and can be selected according to the pressure and the type of a conveying medium and the material of a pipeline, and the flanges are commonly used as a flat welding steel flange, a butt welding steel flange, a loose steel flange, a plastic flange and the like. The flange sealing gasket can be selected according to the medium characteristics, temperature and working pressure of pipeline transportation, and is commonly used to be a rubber gasket, a rubber asbestos gasket, an asbestos gasket, a metal gasket and the like. In order to enhance the sealing performance of the gasket, the two sides of the gasket should be coated with a sealant which can resist the leakage of the medium and does not react with the medium.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can tear pipeline joint that trades fast to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can tear pipeline joint that trades fast, includes the main part, the main part is cylindrical tubular structure, the coaxial first spacing ring that is equipped with of inside wall center department of main part, sliding connection respectively has the movable tube at the inside wall both ends of first spacing ring, the lateral wall of movable tube is fixedly connected with second spacing ring respectively, first spacing ring and two be equipped with first spring between the second spacing ring respectively, the both ends of main part are equipped with fastener respectively.

Preferably, the fastener sleeve pipe, sheathed tube internal diameter with the internal diameter of main part is the same, the sleeve pipe is kept away from the one end lateral wall of main part is equipped with logical groove respectively, the quantity that leads to the groove is a plurality of, just it establishes to lead to the groove equidistance on the sheathed tube lateral wall, the inside wall rotation that leads to the groove is connected with the swivel becket, the swivel becket orientation a side surface difference fixedly connected with staple inside the sleeve pipe.

Preferably, torsion springs are arranged between the rotating ring and the through grooves.

Preferably, the surfaces of the rotating rings, which are far away from the corresponding fixing nails, on one sides are respectively and fixedly connected with shifting pieces.

Preferably, the outer side wall of the sleeve is provided with a plurality of sliding grooves, the through grooves are close to one side of the main body, the sliding grooves are parallel to the axis of the sleeve, the inner side walls of the sliding grooves are provided with sliding blocks respectively, and the sliding blocks are fixedly connected to the outer surfaces of the sliding blocks on the same side.

Preferably, a second spring is arranged between the sliding groove and the sliding block.

Preferably, the fastening device is screwed with the main body.

Preferably, the surface of one end of the movable tube, which is far away from the main body, is conical.

Compared with the prior art, the beneficial effects of the utility model are that: a pipeline joint capable of being quickly disassembled and replaced is characterized in that a main body is arranged, a first limiting ring is arranged in the main body, a movable pipe is arranged in the first limiting ring in a sliding mode, the movable pipe can slide in the first limiting ring, a second limiting ring is arranged on the surface of the movable pipe, a first spring is arranged between the first limiting ring and the second limiting ring, so that the movable pipe has the tendency of moving towards the outside, fastening devices are respectively arranged at two ends of the main body, namely through grooves are formed in the surface of a sleeve, rotating rings and fixing nails are arranged in the through grooves, so that when a pipeline is inserted from one side, the fixing nails rotate into the corresponding through grooves under the general use of the pipeline, after the pipeline is contacted with the second limiting ring, the movable pipe is connected with the pipeline and continuously inserted, after the first spring is compressed, the insertion is stopped, the pipeline moves towards the outside under the action of the first spring, at the moment, the fixing nails rotate under the action of friction force, after contacting with the pipeline surface, insert the pipeline surface, first spring still is in compression state this moment to make pipeline and movable tube keep the connected state, thereby realized tearing open fast and trade.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

fig. 4 is a schematic left-side view sectional structure of the present invention.

In the figure: 1-main body, 2-first spacing ring, 3-movable tube, 4-second spacing ring, 5-first spring, 6-sleeve, 7-through groove, 8-rotating ring, 9-fixing nail, 10-shifting piece, 11-sliding groove, 12-sliding block, 13-movable block and 14-second spring.

Detailed Description

The technical solutions in the embodiments 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pipeline joint capable of being quickly disassembled and replaced comprises a main body 1, wherein the main body 1 is of a cylindrical tubular structure, a first limiting ring 2 is coaxially arranged at the center of the inner side wall of the main body 1, the first limiting ring 2 plays a limiting role, two ends of the inner side wall of the first limiting ring 2 are respectively connected with a movable pipe 3 in a sliding mode, the movable pipe 3 is in close contact with the surface of the first limiting ring 2 to ensure that the movable pipe 3 cannot shake in the sliding process, the outer diameter of the movable pipe 3 is slightly smaller than the inner diameter of a pipeline to be connected, so that the movable pipe 3 enters the pipeline to be connected, second limiting rings 4 are respectively and fixedly connected with the outer side wall of the movable pipe 3, first springs 5 are respectively arranged between the first limiting ring 2 and the two second limiting rings 4, as shown in figure 2, the first springs 5 are respectively sleeved on the outer surfaces of the movable pipe 3, and two ends of the main body 1 are respectively provided with a fastening device.

Specifically, as shown in fig. 2, the fastening device comprises a sleeve 6, the inner diameter of the sleeve 6 is the same as that of the main body 1, the inner integrity of the device is ensured, through grooves 7 are respectively arranged on the side wall of one end of the sleeve 6 far away from the main body 1, the number of the through grooves 7 is multiple, the through grooves 7 are equidistantly arranged on the side wall of the sleeve 6, the inner side wall of the through groove 7 is rotatably connected with a rotating ring 8, the rotating ring 8 can rotate in the through groove 7, the axes of the rotating ring 8 are respectively vertical to the axis of the sleeve 6, the surfaces of one sides of the rotating rings 8 facing the interior of the sleeve 6 are respectively fixedly connected with fixing nails 9, the end, far away from the corresponding rotating ring 8, of the fixing nail 9 is sharp and used for being inserted into a pipeline, the outer material of the pipeline is made of plastic, and the fixing nail 9 is convenient to insert.

Specifically, torsion springs are arranged between the rotating ring 8 and the through grooves 7, and the torsion springs enable the fixing nails 9 to face the axis direction of the sleeve 6, so that after connection, the sleeve 6 is in close contact with the surface of an inserted pipeline under the action of the torsion springs, and the fixing nails 9 can be conveniently inserted.

Specifically, the rotating ring 8 is far away from the corresponding side surface of the fixing nail 9 and is fixedly connected with a shifting piece 10, so that when the fixing nail is detached, the shifting piece 10 can be shifted, and meanwhile, the pipeline moves towards the reverse direction of the main body 1, so that the fixing nail 9 is separated from the surface of the pipeline.

Particularly, just be located on the lateral wall of sleeve pipe 6 lead to the groove and be close to one side of main part is equipped with a plurality of spouts respectively, spout 11 the direction with sleeve pipe 6's axle center is parallel, spout 11's inside wall is equipped with slider 12 respectively, lies in same one side the same movable block 13 of surface fixedly connected with of slider 12, movable block 13 is the annular, as shown in fig. 1, when sliding during movable block 13, can stir simultaneously plectrum 10, and then make staple 9 rotates, removes the pipeline simultaneously, can make staple 9 breaks away from the device of being convenient for with the pipeline.

Specifically, a second spring 14 is disposed between the sliding groove 11 and the sliding block 12, and the second spring 14 is located inside the sliding groove 11 and fixes the sliding block 12 at a position close to one end of the main body 1, so as to prevent the movable block 13 from contacting the pick 10.

Particularly, the fastening device and the main body 1 are in threaded connection, when the fastening device is detached, the main body 1 and the fastening device can be separated, and then the fastening device and the pipeline are detached, so that the detachment process is very convenient.

Specifically, the surface of one end of the movable tube 3, which is far away from the main body 1, is conical, and the diameter of one end of the movable tube 3, which is far away from the main body 1, is smaller, so that the movable tube is convenient to insert.

The working principle is as follows: the utility model discloses during the use, the pipeline that will treat to connect is inserted by one end, movable tube 3 gets into inside the connecting line, treat the pipeline of connecting and the contact back of second spacing ring 4, compress first spring 5, insert to unable continuation after inserting when the pipeline, loosen the pipeline, the pipeline then resets under first spring 5's effect, staple 9 is the slope form this moment, and then make staple 9 insert the surface of pipeline, make the pipeline can't be extracted, second spacing ring 4 keeps in close contact with the pipeline under first spring 5's effect, thereby make pipeline and movable tube 3's intercommunication, when needs are dismantled, only need reverse promotion to treat the pipeline of connecting, make staple 9 break away from with the pipeline, staple 9's position makes staple 9 can't with pipeline surface contact, thereby extract the pipeline, accomplish the dismantlement.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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

Claims (8)

1. The pipeline joint capable of being quickly disassembled and replaced comprises a main body (1) and is characterized in that the main body (1) is of a cylindrical tubular structure, a first limiting ring (2) is coaxially arranged at the center of the inner side wall of the main body (1), two ends of the inner side wall of the first limiting ring (2) are respectively connected with a movable pipe (3) in a sliding mode, the outer side wall of the movable pipe (3) is respectively and fixedly connected with a second limiting ring (4), first springs (5) are respectively arranged between the first limiting ring (2) and the two second limiting rings (4), and two ends of the main body (1) are respectively provided with a fastening device.

2. A quick disconnect coupling as claimed in claim 1, wherein: fastener includes sleeve pipe (6), the internal diameter of sleeve pipe (6) with the internal diameter of main part (1) is the same, sleeve pipe (6) are kept away from the one end lateral wall of main part (1) is equipped with logical groove (7) respectively, the quantity that leads to groove (7) is a plurality of, just it establishes to lead to groove (7) equidistance on the lateral wall of sleeve pipe (6), the inside wall that leads to groove (7) rotates and is connected with swivel becket (8), swivel becket (8) orientation a side surface difference fixedly connected with staple (9) inside sleeve pipe (6).

3. A quick disconnect coupling as claimed in claim 2, wherein: torsion springs are arranged between the rotating ring (8) and the through grooves (7).

4. A quick disconnect coupling as claimed in claim 2, wherein: the surfaces of one sides of the rotating rings (8) far away from the corresponding fixing nails (9) are respectively and fixedly connected with shifting pieces (10).

5. The quick disconnect coupling of claim 4, wherein: just be located on the lateral wall of sleeve pipe (6) lead to groove (7) and be close to one side of main part (1) is equipped with a plurality of spouts (11) respectively, the direction of spout (11) with the axle center of sleeve pipe (6) is parallel, the inside wall of spout (11) is equipped with slider (12) respectively, is located with one side the same movable block (13) of the outer fixed surface of slider (12) is connected with.

6. The quick disconnect coupling of claim 5, wherein: a second spring (14) is arranged between the sliding groove (11) and the sliding block (12).

7. A quick disconnect coupling as claimed in claim 1, wherein: the fastening device is screwed with the main body (1).

8. A quick disconnect coupling according to any one of claims 1-7, wherein: the surface of one end of the movable tube (3) far away from the main body (1) is conical.

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