CN217539964U

CN217539964U - Pipeline connecting piece

Info

Publication number: CN217539964U
Application number: CN202221687006.7U
Authority: CN
Inventors: 童建舟; 李泉; 黄万
Original assignee: Hangzhou Zhongmiao Environmental Protection Technology Co ltd
Current assignee: Hangzhou Zhongmiao Environmental Protection Technology Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-10-04
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a pipeline connecting piece, including connecting pipe and two butt joint pipes, the solid fixed ring of outside fixedly connected with of connecting pipe, the solid fixed ring's a set of first spring of outside fixedly connected with, the one end fixedly connected with magnetic ring of first spring, the inner wall sliding connection of magnetic ring is to the outside of connecting pipe, the one end plug-in connection of butt joint pipe is to the inside of connecting pipe, the internally mounted of connecting pipe has a set of second spring, the one end fixedly connected with inserted bar of second spring, the outside of magnetic ring is connected with the outside magnetism of inserted bar, the one end plug-in connection of inserted bar is to the outside of butt joint pipe, the outside of inserted bar is provided with the air guide subassembly, the inner wall and the outside of butt joint pipe all contact have the gasbag ring. The utility model discloses a, the dismouting is efficient, and need not to use external bolt, is difficult for making the junction take place corrosion, not hard up phenomenon, is convenient for guarantee to connect sealed effect.

Description

Pipeline connecting piece

Technical Field

The utility model relates to a pipeline connecting piece.

Background

In the pipeline engineering construction, different connection methods are selected according to the material of the used pipe, and common steel pipes are in threaded connection, welding and flange connection; the seamless steel pipe, the nonferrous metal and the stainless steel pipe are mostly welded and connected by a flange; the cast iron pipes are connected by socket joints, and a small number of cast iron pipes are connected by flanges; the plastic pipes are mainly connected by threads, bonding, hot melting and the like, and other nonmetal pipes are connected in various forms.

To ordinary tubular product, adopt threaded connection, welding and ring flange to be connected usually, the welding mode can't dismantle butt joint tubular product in the later stage, and is comparatively inconvenient, and threaded connection and ring flange are connected, all adopt the bolt to guarantee the connection stability of tubular product, and this mode easily takes place not hard up, corrosion phenomenon in the use, influences the connection seal effect, and when installation and dismantlement, need rotate a plurality of bolts repeatedly, influence dismouting efficiency simultaneously.

To this end we have proposed a pipe coupling to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the problem of the correlation mentioned in the background art, the utility model aims to provide a pipe connection spare.

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

The utility model provides a pipeline connecting piece, includes connecting pipe and two butt joint pipes, the solid fixed ring of outside fixedly connected with of connecting pipe, the outside fixedly connected with a set of first spring of solid fixed ring, the one end fixedly connected with magnetic ring of first spring, the inner wall sliding connection of magnetic ring is to the outside of connecting pipe, the one end of butt joint pipe is pegged graft to the inside of connecting pipe, the internally mounted of connecting pipe has a set of second spring, the one end fixedly connected with inserted bar of second spring, the outside of magnetic ring is connected with the outside magnetism of inserted bar, the one end of inserted bar is pegged graft to the outside of butt joint pipe, the outside of inserted bar is provided with the air guide subassembly, the inner wall and the outside of butt joint pipe all contact have the gasbag ring, the inside of connecting pipe is installed to the gasbag ring, install first sealing ring on the gasbag ring, the butt joint pipe is in between two first sealing rings, two second sealing rings are installed to the outside of butt joint pipe, the second sealing ring is all installed to the inside of connecting pipe.

As a further description of the above technical solution:

the air guide subassembly includes piston plate, book pipe, two air ducts and elastic component, a set of sliding tray has been seted up to the inside of connecting pipe, piston plate sliding connection is to the inside of sliding tray, roll over the one end and the sliding tray intercommunication of pipe, the one end of air duct runs through and fixed connection is to the inside of rolling over the pipe, the other end of air duct runs through and fixed connection is to the inside of gasbag ring, the outside to the piston plate is installed to the elastic component.

As a further description of the above technical solution:

the elastic part comprises a fixed pipe, a sliding rod and a third spring, one end of the fixed pipe is fixedly connected to the inside of the sliding groove, one end of the sliding rod penetrates through and is connected to the outer side of the fixed pipe in a sliding mode, one end of the sliding rod is fixedly connected with the outer side of the piston plate, the third spring is fixedly connected to the inside of the fixed pipe, and the other end of the third spring is fixedly connected to the sliding rod.

As a further description of the above technical solution:

two limit pins which are magnetically connected with the magnetic ring are inserted into the magnetic ring, and one end of each limit pin is inserted into the connecting pipe.

As a further description of the above technical solution:

the outside contact of butt joint pipe has two third sealing rings, the inside of third sealing ring installation to the connecting pipe.

As a further description of the above technical solution:

the both ends of connecting pipe all fixedly connected with is fixed fought.

Compared with the prior art, the utility model has the advantages of:

(1) This scheme is when needs will connect two butt joint pipes, the user can stir the magnetic ring to solid fixed ring direction, first spring is in compression state this moment, can insert the inside of connecting pipe with the butt joint pipe afterwards, the user can loosen the magnetic ring after that, utilize the elasticity influence of first spring to drive the magnetic ring and move to the normal position, the magnetic ring is in corresponding position with the inserted bar this moment, utilize magnetic force influence afterwards, the magnetic ring will adsorb the inserted bar, make the inserted bar insert the inside of butt joint pipe afterwards, meanwhile, in the inserted bar motion process, the inserted bar will promote the piston plate on the elastic component, the piston plate will push the air in the sliding tray afterwards, make gas leading-in roll over in the pipe, get into the inside of gasbag ring by the air duct afterwards, two gasbag rings will conflict two first sealing rings and butt joint pipe in close contact after the inflation, guarantee sealed effect, the setting of two second sealing rings of collocation afterwards, increase the connection leakproofness between connecting pipe and the butt joint pipe.

(2) This scheme is when needs will dock the pipe and dismantle, the user can stir the magnetic ring to solid fixed ring once more, receive the elasticity influence of second spring afterwards, will drive the inserted bar motion to the normal position, the inserted bar separates with the dock pipe this moment, meanwhile, adopt the setting of third spring, be convenient for drive the piston plate when inserted bar separates with the piston plate and reset, can drive the piston plate motion to the normal position, make the intra-annular gas of gasbag taken out afterwards, no longer exert pressure to first sealing ring promptly, be convenient for dock the pipe and take out, afterwards the user can extract the dock pipe hard can.

Drawings

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

FIG. 2 is a front perspective view of the connecting tube and the fixing ring structure of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 1 of the present invention;

fig. 4 is an enlarged schematic view of B in fig. 3 according to the present invention;

fig. 5 is a front sectional view of the structure of the elastic member of the present invention.

The reference numbers in the figures illustrate:

1. a connecting pipe; 2. a fixing ring; 3. a first spring; 4. a magnetic ring; 5. butt-joint pipes; 6. a second spring; 7. inserting a rod; 8. an air guide assembly; 81. a piston plate; 82. folding the tube; 83. an air duct; 84. an elastic member; 841. a fixed tube; 842. a slide bar; 843. a third spring; 9. a balloon ring; 10. a first seal ring; 11. a second seal ring; 12. a sliding groove; 13. a limit pin; 14. a third seal ring; 15. and (5) fixing the bucket.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention;

please refer to fig. 1-5, in the utility model, a pipeline connecting piece, including connecting pipe 1 and two butt joint pipes 5, the solid fixed ring 2 of outside fixedly connected with of connecting pipe 1, the outside fixedly connected with a set of first spring 3 of solid fixed ring 2, the one end fixedly connected with magnetic ring 4 of first spring 3, the inner wall sliding connection of magnetic ring 4 is to the outside of connecting pipe 1, the one end of butt joint pipe 5 is pegged graft to the inside of connecting pipe 1, the internally mounted of connecting pipe 1 has a set of second spring 6, the one end fixedly connected with inserted bar 7 of second spring 6, the outside of magnetic ring 4 is connected with the outside magnetism of inserted bar 7, the one end of inserted bar 7 is pegged graft to the outside of butt joint pipe 5, the outside of inserted bar 7 is provided with air guide assembly 8, the inner wall and the outside of butt joint pipe 5 all contact has gasbag ring 9, gasbag ring 9 installs to the inside of connecting pipe 1, install first sealing ring 10 on the gasbag ring 9, butt joint pipe 5 is in between two first sealing rings 10, two second sealing rings 11 are installed to the outside of connecting pipe 1.

The utility model discloses in, when needs are connected two butt joint pipes 5, the user can stir magnetic ring 4 to solid fixed ring 2 directions, first spring 3 is in compression state this moment, can insert the inside of connecting pipe 1 with butt joint pipe 5 afterwards, then the user can loosen magnetic ring 4, utilize the elasticity influence of first spring 3 to drive magnetic ring 4 and move to the normal position, this moment magnetic ring 4 and inserted bar 7 are in corresponding position, utilize the magnetic force influence afterwards, magnetic ring 4 will adsorb inserted bar 7, make inserted bar 7 insert the inside of butt joint pipe 5 afterwards, and meanwhile, in inserted bar 7 motion process, will drive air guide subassembly 8, make two gasbag rings 9 inside injected gas, two gasbag rings 9 will contradict two first sealing rings 10 and butt joint pipe 5 in close contact after the inflation afterwards, guarantee sealed effect, the setting of two second sealing rings 11 of collocation afterwards, increase the connection leakproofness between connecting pipe 1 and the butt joint pipe 5, when needs will dismantle butt joint pipe 5, the user can pull out the magnetic ring 4 to solid fixed ring 2 again, afterwards receive the elasticity influence of second spring 6, will drive inserted bar 7 to the motion this moment, can pull out the butt joint pipe 5 with the normal position after that this moment.

Please refer to fig. 1-4, wherein: the air guide assembly 8 comprises a piston plate 81, a folding pipe 82, two air guide pipes 83 and an elastic piece 84, a group of sliding grooves 12 are formed in the connecting pipe 1, the piston plate 81 is connected to the inside of the sliding grooves 12 in a sliding mode, one end of the folding pipe 82 is communicated with the sliding grooves 12, one end of each air guide pipe 83 penetrates through and is fixedly connected to the inside of the folding pipe 82, the other end of each air guide pipe 83 penetrates through and is fixedly connected to the inside of the air bag ring 9, and the elastic piece 84 is installed on the outer side of the piston plate 81.

The utility model discloses in, in the inserted bar 7 motion process, inserted bar 7 will promote piston plate 81 on the elastic component 84, piston plate 81 will extrude the air in the sliding tray 12 afterwards, make the leading-in book of gas pipe 82 in, get into the inside of gasbag ring 9 by air duct 83 afterwards, when dismantling butt joint pipe 5, after inserted bar 7 motion to the normal position, utilize elastic component 84's elasticity influence, can drive piston plate 81 motion to normal position, make the gas in the gasbag ring 9 taken out afterwards, do not exert pressure to first sealing ring 10 again promptly, be convenient for take out butt joint pipe 5.

Please refer to fig. 1-5, wherein: the elastic member 84 includes a fixing tube 841, a sliding rod 842, and a third spring 843, one end of the fixing tube 841 is fixedly connected to the inside of the sliding groove 12, one end of the sliding rod 842 penetrates and is slidably connected to the outside of the fixing tube 841, one end of the sliding rod 842 is fixedly connected with the outside of the piston plate 81, the third spring 843 is fixedly connected to the inside of the fixing tube 841, and the other end of the third spring 843 is fixedly connected to the sliding rod 842.

The utility model discloses in, utilize the setting of fixed pipe 841 and slide bar 842, be convenient for play the support limiting displacement to piston plate 81, reduce its skew phenomenon of taking place in the motion process, adopt third spring 843's setting, be convenient for drive piston plate 81 when inserted bar 7 separates with piston plate 81 and reset.

Please refer to fig. 1-3, wherein: two limit pins 13 which are magnetically connected with the magnetic ring 4 are inserted into the magnetic ring 4, and one end of each limit pin 13 is inserted into the connecting pipe 1.

The utility model discloses in, utilize the setting of spacer pin 13, be convenient for carry on spacingly to magnetic ring 4, reduce the unexpected motion phenomenon of magnetic ring 4 in the 5 use of butt joint pipe.

Please refer to fig. 1 to 3, wherein: the outer side of the interface tube 5 is in contact with two third sealing rings 14, the third sealing rings 14 being mounted to the inside of the connection tube 1.

The utility model discloses in, adopt the setting of third sealing ring 14, be convenient for reduce external debris and get into between butt joint pipe 5 and the connecting pipe 1.

Please refer to fig. 1-3, wherein: both ends of the connecting pipe 1 are fixedly connected with a fixed hopper 15.

The utility model discloses in, adopt the setting of fixed 15 of fighting, be convenient for in 5 use to the butt joint pipe, the material of carrying takes place to strike 1 both ends of connecting pipe in the butt joint pipe 5, plays the buffering operation, prolongs whole device life.

It should be noted that each device in the present application is a common device in the market, and can be selected according to the requirement when in specific use, and the circuit connection relationship of each device all belongs to a simple series and parallel connection circuit, and there is no innovation point in the circuit connection, and those skilled in the art can easily implement the circuit connection, and belong to the prior art, and are not described again.

The working principle is as follows: when two butt joint pipes 5 need to be connected, a user can shift the magnetic ring 4 towards the direction of the fixed ring 2, the first spring 3 is in a compressed state, then the butt joint pipe 5 can be inserted into the connecting pipe 1, then the user can release the magnetic ring 4, the magnetic ring 4 is driven to move to the original position by utilizing the elastic influence of the first spring 3, the magnetic ring 4 and the inserted rod 7 are in corresponding positions, then the magnetic ring 4 adsorbs the inserted rod 7 by utilizing the magnetic influence, then the inserted rod 7 is inserted into the butt joint pipe 5, meanwhile, in the movement process of the inserted rod 7, the inserted rod 7 pushes the piston plate 81 on the elastic piece 84, then the piston plate 81 extrudes the air in the sliding groove 12, so that the air is led into the bent pipe 82, then the air enters the inside of the air bag ring 9 through the air duct 83, then the two air bag rings 9 abut against the two first sealing rings 10 to be tightly contacted with the butt joint pipe 5 after being expanded, the sealing effect is ensured, then the arrangement of two second sealing rings 11 is matched to increase the connection sealing property between the connecting pipe 1 and the butt joint pipe 5, the arrangement of a limiting pin 13 is utilized to conveniently limit the magnetic ring 4 and reduce the phenomenon that the magnetic ring 4 accidentally moves in the using process of the butt joint pipe 5, the arrangement of a third sealing ring 14 is adopted to conveniently reduce the entering of external sundries between the butt joint pipe 5 and the connecting pipe 1, when the butt joint pipe 5 needs to be disassembled, a user can shift the magnetic ring 4 to the fixing ring 2 again and then drive the inserted rod 7 to move to the original position under the influence of the elastic force of a second spring 6, at the moment, the inserted rod 7 is separated from the butt joint pipe 5, meanwhile, the arrangement of a third spring 843 is adopted to conveniently drive the piston plate 81 to reset when the inserted rod 7 is separated from the piston plate 81 and can drive the piston plate 81 to move to the original position, and then the gas in the air bag ring 9 is pumped out, i.e. the first sealing ring 10 is no longer pressed to facilitate removal of the interface tube 5, after which the user can pull the interface tube 5 out with force.

Whole device, the dismouting is efficient, and need not to use external bolt, is difficult for making the junction take place corrosion, not hard up phenomenon, is convenient for guarantee the sealed effect of connection.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A pipe connection, includes connecting pipe (1) and two butt joint pipes (5), its characterized in that: the utility model discloses a sealing device for air bag, including connecting pipe (1), the outside fixedly connected with of connecting pipe (1) is solid fixed ring (2), the outside fixedly connected with of solid fixed ring (2) a set of first spring (3), the one end fixedly connected with magnetic ring (4) of first spring (3), the inner wall sliding connection of magnetic ring (4) is to the outside of connecting pipe (1), the one end of butt joint pipe (5) is pegged graft to the inside of connecting pipe (1), the internally mounted of connecting pipe (1) has a set of second spring (6), the one end fixedly connected with inserted bar (7) of second spring (6), the outside and the outside magnetism of inserted bar (7) are connected, the one end of inserted bar (7) is pegged graft to the outside of butt joint pipe (5), the outside of inserted bar (7) is provided with air guide subassembly (8), the inner wall and the outside of butt joint pipe (5) all contact has gasbag ring (9), gasbag ring (9) are installed to the inside of connecting pipe (1), install first sealing ring (10) on gasbag ring (9), butt joint pipe (5) are in between two first sealing ring (10), the outside of butt joint pipe (5) all install second sealing ring (11) to the inside of connecting pipe (1).

2. A pipe coupling according to claim 1, wherein: air guide subassembly (8) include piston board (81), roll over pipe (82), two air ducts (83) and elasticity piece (84), a set of sliding tray (12) have been seted up to the inside of connecting pipe (1), piston board (81) sliding connection is to the inside of sliding tray (12), roll over the one end and the sliding tray (12) intercommunication of pipe (82), the one end of air duct (83) runs through and fixed connection is to the inside of rolling over pipe (82), the other end of air duct (83) runs through and fixed connection is to the inside of gasbag ring (9), the outside of piston board (81) is installed to elasticity piece (84).

3. A pipe coupling according to claim 2, wherein: elastic component (84) are including fixed pipe (841), slide bar (842) and third spring (843), the inside of the one end fixed connection of fixed pipe (841) to sliding tray (12), the outside of fixed pipe (841) is run through and sliding connection to the one end of slide bar (842), the outside fixed connection of one end and piston plate (81) of slide bar (842), third spring (843) fixed connection is to the inside of fixed pipe (841), the other end fixed connection of third spring (843) is on slide bar (842).

4. A pipe coupling according to claim 1, wherein: two limit pins (13) which are magnetically connected with the magnetic ring (4) are inserted into the magnetic ring (4), and one end of each limit pin (13) is inserted into the connecting pipe (1).

5. A pipe coupling according to claim 1, wherein: the outer side of the butt joint pipe (5) is contacted with two third sealing rings (14), and the third sealing rings (14) are installed in the connecting pipe (1).

6. A pipe coupling according to claim 1, wherein: both ends of the connecting pipe (1) are fixedly connected with fixed buckets (15).