CN210978837U

CN210978837U - Quick connecting piece for plastic lining of guide pipe

Info

Publication number: CN210978837U
Application number: CN201920595582.0U
Authority: CN
Inventors: 韩玉新
Original assignee: Taizhou Sanxing Iron Flflon Co ltd
Current assignee: Taizhou Sanxing Iron Flflon Co ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-07-10
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a pipe plastics inside lining quick connect piece, including pipe, interior bushing pipe, fixture block, through-hole, connecting piece, fixed axle, connecting plate, first sealing washer, second sealing washer, recess, extension axle, connecting axle, pull rod, baffle, spring, kelly and draw-in groove. The quick connecting piece for the plastic liner of the guide pipe is simple in structure and convenient to operate, the sealing between the guide pipe and the connecting piece is favorably improved through the design of the two sealing rings, the sealing rings are tightly pressed during installation, the operation difficulty is reduced, the sealing between the guide pipe and the connecting piece is favorably improved, and the quick connecting piece is convenient to use; the connecting piece is connected with the connecting pipe in a sleeved mode through the connecting piece and the inner lining on the pipe, the pipe is connected with the extending shaft in a sleeved mode, the connecting piece is limited through the rotating connecting piece, the connecting piece is connected quickly, operation convenience is improved, and quick disassembly between the connecting piece and the pipe is facilitated through movement of the pull rod.

Description

Quick connecting piece for plastic lining of guide pipe

Technical Field

The utility model relates to a connecting piece specifically is a pipe plastics inside lining quick connect coupler, belongs to pipe connection spare application technical field.

Background

The connecting piece is a mechanical connecting piece, is used for connecting soft or hard pipelines, and generally comprises two reinforcing steel bar wire heads with the same specification and right-handed threads and a connecting sleeve with right-handed internal threads, wherein one of the two reinforcing steel bars is a standard reinforcing steel bar wire head with the effective thread length of 1/2 and the length of the connecting sleeve; the other is a standard connecting sleeve with effective thread length as the length of the connecting sleeve and a long filament reinforcing steel bar head.

The connecting piece in the market at present is a mechanical part for connecting the guide pipes, and the purpose of connecting the guide pipes with each other is achieved by connecting the connecting piece to the linings at the ends of the two guide pipes, but the common connecting piece is screwed onto the guide pipes and needs to be screwed by a wrench, so that the operation difficulty is increased, and the quick connection of the connecting piece is not facilitated; and leakage may occur at the connection of the ducts after connection, which is not favorable for sealing between the ducts. Therefore, a quick connector for plastic liners of pipes is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a quick connecting piece of plastic inner lining of a conduit for solving the problems.

The utility model realizes the purpose through the following technical proposal, a rapid connecting piece for the plastic lining of the conduit, which comprises a connecting piece, a connecting mechanism and a sealing mechanism which are positioned at one side of the conduit;

the connecting mechanism comprises a guide pipe, a lining pipe and a connecting piece, wherein the pipe wall of the lining pipe is provided with a through hole for moving a clamping block, the inner wall of the connecting piece is fixedly connected with a fixed shaft, the side wall of the fixed shaft is fixedly connected with a connecting plate, the side wall of the end part of the connecting piece is fixedly connected with an extending shaft, the outer surface of the extending shaft is fixedly connected with a connecting shaft, the connecting shaft is connected with a pull rod in a penetrating way, the bottom end of the pull rod is fixedly connected with a baffle, the baffle is fixedly connected with the connecting shaft through a spring, and the bottom end of the;

the sealing mechanism comprises a guide pipe, a lining pipe, a connecting piece, a first sealing ring and a second sealing ring, the guide pipe is fixedly connected with the lining pipe, the lining pipe is sleeved with the inside of the connecting piece, the first sealing ring is clamped between the end part of the lining pipe and the fixed shaft, and the outer surface of the lining pipe is sleeved with the second sealing ring.

Preferably, the number of the clamping blocks is two, the two clamping blocks are both in a convex structure, the clamping blocks penetrate through the through holes in the lining pipe and are connected with the through holes in a sliding mode, the end portions of the clamping blocks are clamped with the inner portions of the grooves, and the other end portions of the clamping blocks are in an inclined structure.

Preferably, two clamping grooves are formed in the outer wall of the guide pipe, the clamping grooves are connected with the clamping rods in a clamped mode, the clamping rods penetrate through the extending shaft and are connected with the extending shaft in a sliding mode, and the guide pipe is connected with the extending shaft in a sleeved mode.

Preferably, the fixed shaft is a circular ring-shaped plate body, the side wall of the fixed shaft is fixedly connected with the two connecting plates which are circular arc-shaped plate bodies, and the outer walls of the two connecting plates are in contact with end inclined planes of the clamping blocks.

Preferably, the connecting piece and the extension shaft are two pipe fittings with different pipe wall thicknesses, the side wall of the connecting piece positioned in the extension shaft is contacted with a second sealing ring, and the other side of the second sealing ring is contacted with the side wall of the guide pipe.

Preferably, the first sealing ring and the second sealing ring are both of circular ring-shaped structures, the first sealing ring is connected with the outer walls of the two connecting plates in a sliding mode, and two sides of the first sealing ring are respectively in contact with the end portion of the lining pipe and the side wall of the fixing shaft.

The utility model has the advantages that:

1. the quick connecting piece for the plastic liner of the guide pipe is simple in structure and convenient to operate, the sealing between the guide pipe and the connecting piece is favorably improved through the design of the two sealing rings, the sealing rings are tightly pressed during installation, the operation difficulty is reduced, the sealing between the guide pipe and the connecting piece is favorably improved, and the quick connecting piece is convenient to use;

2. this pipe plastics inside lining quick connect coupler cup joints and pipe and the cup joint of extending the axle through the inside lining on connecting piece and the pipe is favorable to being connected of connecting piece to make things convenient for the spacing of connecting piece through swivel connected coupler, be favorable to the high-speed joint of connecting piece, improved the convenience of operation, and be favorable to dismantling fast between connecting piece and the pipe through the removal of pull rod.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the main body of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a left side view of the structure of the connecting member of the present invention;

fig. 4 is a schematic view of the structure of the catheter of the present invention viewed from the right.

In the figure: 1. the device comprises a guide pipe, 2, a lining pipe, 3, a clamping block, 4, a through hole, 5, a connecting piece, 6, a fixing shaft, 7, a connecting plate, 8, a first sealing ring, 9, a second sealing ring, 10, a groove, 11, an extending shaft, 12, a connecting shaft, 13, a pull rod, 14, a baffle, 15, a spring, 16, a clamping rod, 17 and a clamping groove.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, a rapid connector for plastic liner of conduit comprises a connector 5, a connecting mechanism and a sealing mechanism, wherein the connector is located at one side of the conduit 1;

the connecting mechanism comprises a guide pipe 1, an inner lining pipe 2 and a connecting piece 5, wherein a through hole 4 used for moving a clamping block 3 is formed in the pipe wall of the inner lining pipe 2, the inner wall of the connecting piece 5 is fixedly connected with a fixed shaft 6, the side wall of the fixed shaft 6 is fixedly connected with a connecting plate 7 and used for moving the clamping block 3, the side wall of the end part of the connecting piece 5 is fixedly connected with an extending shaft 11, the outer surface of the extending shaft 11 is fixedly connected with a connecting shaft 12, the connecting shaft 12 is connected with a pull rod 13 in a penetrating manner, the bottom end of the pull rod 13 is fixedly connected with a baffle 14, the baffle 14 is fixedly connected with the connecting shaft 12 through a spring 15, and the bottom end of the baffle 14 is fixedly connected;

the sealing mechanism comprises a guide pipe 1, a lining pipe 2, a connecting piece 5, a first sealing ring 8 and a second sealing ring 9, wherein the guide pipe 1 is fixedly connected with the lining pipe 2, the lining pipe 2 is sleeved with the inside of the connecting piece 5, the first sealing ring 8 is clamped between the end part of the lining pipe 2 and the fixed shaft 6, and the outer surface of the lining pipe 2 is sleeved with the second sealing ring 9 and used for sealing between the connecting piece 5 and the guide pipe 1.

The number of the fixture blocks 3 is two, the two fixture blocks 3 are both in a convex structure, the fixture blocks 3 penetrate through and are slidably connected with the inner part of the through holes 4 in the lining pipe 2, the end parts of the fixture blocks 3 are clamped with the inner part of the grooves 10, and the other end parts of the fixture blocks 3 are in an inclined structure, so that the fixture blocks 3 can move conveniently, and the fixture blocks 3 can be clamped with the inner part of the grooves 10 conveniently; the outer wall of the guide pipe 1 is provided with two clamping grooves 17, the insides of the two clamping grooves 17 are clamped with clamping rods 16, the clamping rods 16 penetrate through the extension shaft 11 and are connected with the extension shaft 11 in a sliding mode, and the guide pipe 1 is sleeved with the inside of the extension shaft 11, so that the clamping between the clamping rods 16 and the clamping grooves 17 is facilitated, and the connection between the guide pipe 1 and the connecting piece 5 is facilitated; the fixing shaft 6 is a circular ring-shaped plate body, the side wall of the fixing shaft 6 is fixedly connected with the connecting plates 7 which are two circular arc-shaped plate bodies, and the outer walls of the two connecting plates 7 are in contact with the end inclined planes of the fixture blocks 3, so that the fixing of the connecting plates 7 is facilitated, and the fixture blocks 3 are conveniently pushed to move; the connecting piece 5 and the extension shaft 11 are two pipe fittings with different pipe wall thicknesses, the side wall of the connecting piece 5 positioned in the extension shaft 11 is contacted with the second sealing ring 9, and the other side of the second sealing ring 9 is contacted with the side wall of the guide pipe 1, so that the second sealing ring 9 is conveniently compressed, and the sealing performance of a connecting part is conveniently improved; first sealing washer 8 and second sealing washer 9 all are ring form structure, the outer wall sliding connection of first sealing washer 8 and two connecting plates 7, just 8 both sides of first sealing washer contact the tip that has interior bushing pipe 2 and the lateral wall of fixed axle 6 respectively, and the compressing tightly of first sealing washer 8 of being convenient for conveniently improves sealing performance.

The utility model discloses when using, place first sealing washer 8 in the inside fixed axle 6 one side of connecting piece 5, cup joint second sealing washer 9 on interior bushing pipe 2, through pulling pull rod 13, pull rod 13 drives baffle 14 and removes, drive kelly 16 simultaneously and remove, make after spring 15 compresses, the kelly 16 tip leaves pipe 1 surface, loosen pull rod 13 again, through cup jointing interior bushing pipe 2 to connecting piece 5, make pipe 1 cup joint with extension axle 11, connecting plate 7 separates with fixture block 3 this moment, through compressing tightly connecting piece 5, make interior bushing pipe 2 tip compress tightly first sealing washer 8 on fixed axle 6, pipe 1 compresses tightly second sealing washer 9 at the connecting piece 5 lateral wall, be favorable to improving the sealed between pipe 1 and connecting piece 5;

after connection, the connecting piece 5 is rotated by a certain angle, the connecting piece 5 drives the connecting plate 7 inside the connecting piece to rotate, so that the outer wall of the connecting plate 7 is contacted with the clamping block 3 with the end part in an inclined shape, the clamping block 3 is further pushed to vertically move, the end part of the clamping block 3 is clamped into the groove 10 after sliding on the lining pipe 2, and the relative movement between the guide pipe 1 and the connecting piece 5 is further limited; simultaneously, the rotatory drive of connecting piece 5 extends axle 11 and connecting axle 12 and rotates simultaneously, drive kelly 16 and rotate the back at pipe 1 surface, make kelly 16's tip and draw-in groove 17 just correspond, spring 15 through being compression state promotes baffle 14 and kelly 16 vertical migration, make baffle 14 support behind pipe 1 outer wall, make kelly 16 and the inside joint of draw-in groove 17, and then inject the relative rotation between pipe 1 and the connecting piece 5, be favorable to the quick installation between pipe 1 and the connecting piece 5, the convenience of operation has been improved, when dismantling, only need spur pull rod 13, make kelly 16 and kelly 17 after-separating, reverse rotation connecting piece 5, make the dismantlement of connecting piece 5 can be accomplished to fixture block 3 and recess 10 after-separating.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a quick connecting piece of pipe plastic lining which characterized in that: comprises a connecting piece (5) positioned on one side of a conduit (1), a connecting mechanism and a sealing mechanism;

the connecting mechanism comprises a guide pipe (1), an inner lining pipe (2) and a connecting piece (5), a through hole (4) for moving a clamping block (3) is formed in the pipe wall of the inner lining pipe (2), the inner wall of the connecting piece (5) is fixedly connected with a fixed shaft (6), the side wall of the fixed shaft (6) is fixedly connected with a connecting plate (7), the side wall of the end part of the connecting piece (5) is fixedly connected with an extension shaft (11), the outer surface of the extension shaft (11) is fixedly connected with a connecting shaft (12), the connecting shaft (12) is in penetrating connection with a pull rod (13), the bottom end of the pull rod (13) is fixedly connected with a baffle (14), the baffle (14) is fixedly connected with the connecting shaft (12) through a spring (15), and the bottom end of the baffle (14) is fixedly connected with a clamping rod (16);

the sealing mechanism comprises a guide pipe (1), a lining pipe (2), a connecting piece (5), a first sealing ring (8) and a second sealing ring (9), the guide pipe (1) is fixedly connected with the lining pipe (2), the lining pipe (2) is sleeved with the inside of the connecting piece (5), the first sealing ring (8) is clamped between the end part of the lining pipe (2) and the fixed shaft (6), and the outer surface of the lining pipe (2) is sleeved with the second sealing ring (9).

2. The conduit plastic liner quick connect coupling of claim 1, wherein: the number of the clamping blocks (3) is two, the two clamping blocks (3) are in a convex structure, the clamping blocks (3) are connected with the through holes (4) in the lining pipe (2) in a penetrating and sliding mode, the end portions of the clamping blocks (3) are clamped with the inner portions of the grooves (10), and the other end portions of the clamping blocks (3) are in an inclined structure.

3. The conduit plastic liner quick connect coupling of claim 1, wherein: two draw-in grooves (17), two have been seted up to pipe (1) outer wall draw-in groove (17) inside all with kelly (16) joint, kelly (16) run through and sliding connection with extension axle (11), just pipe (1) cup joints with extension axle (11) inside.

4. The conduit plastic liner quick connect coupling of claim 1, wherein: the fixed shaft (6) is a circular ring-shaped plate body, the side wall of the fixed shaft (6) is fixedly connected with two connecting plates (7) which are circular arc-shaped plate bodies, and the outer walls of the two connecting plates (7) are in contact with end inclined planes of the clamping blocks (3).

5. The conduit plastic liner quick connect coupling of claim 1, wherein: the connecting piece (5) and the extension shaft (11) are two pipe fittings with different pipe wall thicknesses, a second sealing ring (9) is in contact with the side wall of the connecting piece (5) positioned inside the extension shaft (11), and the other side of the second sealing ring (9) is in contact with the side wall of the guide pipe (1).

6. The conduit plastic liner quick connect coupling of claim 1, wherein: first sealing washer (8) and second sealing washer (9) all are the ring structure, first sealing washer (8) and the outer wall sliding connection of two connecting plates (7), just first sealing washer (8) both sides contact the tip of interior bushing pipe (2) and the lateral wall of fixed axle (6) respectively.