CN218267891U

CN218267891U - PE double-wall corrugated pipe elbow connecting assembly

Info

Publication number: CN218267891U
Application number: CN202222762964.2U
Authority: CN
Inventors: 徐石
Original assignee: Jiangsu Hongyu Electronic Technology Development Co ltd
Current assignee: Jiangsu Hongyu Electronic Technology Development Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-10
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a PE double-walled bellows return bend coupling assembling belongs to coupling assembling technical field, including the external screw thread pipe, the external screw thread pipe is provided with two, and the bell jar has been seted up to the inside of external screw thread pipe, and the bottom fixedly connected with inner tube in bell jar, the lateral wall of inner tube and the mouth of pipe inner wall fixed connection of external screw thread pipe, the second has been seted up on the surface of inner tube and has been removed logical groove, and the first groove that removes is seted up on the surface of external screw thread pipe, and the first groove that removes is led to aligns with the second removal logical groove, and the surface threaded connection of external screw thread pipe has the interior screw thread ring. The utility model discloses a be provided with external screw thread pipe, interior screw ring, connecting rod, reset spring and splint, through rotatory external screw thread pipe drive shift ring motion, the shift ring drives connecting cylinder and splint motion, under the guide effect of baffle and bell groove inner wall simultaneously under reset spring's effect, can adjust the centre gripping space between the splint, the convenience carries out the centre gripping to the bellows of different pipe diameters fixedly.

Description

PE double-wall corrugated pipe elbow connecting assembly

Technical Field

The utility model relates to a coupling assembling technical field especially relates to a PE double-walled bellows return bend coupling assembling.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, and when the corrugated pipe is used, adjacent pipe fittings are required to be connected through a connecting structure, so that the required using length is achieved.

Current connection structure is when connecting the bellows, the bellows mouth of pipe that needs both ends aligns just can realize connection function, to some bellows that are in the antarafacial position, current coupling assembling hardly realizes connection function, in addition, current coupling assembling is mostly supporting the use, a coupling assembling can only adapt a bellows mostly, thereby greatly reduced current coupling assembling's application range, consequently, provide a PE double-walled bellows return bend coupling assembling and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior connecting component in the prior art can not realize the connection of the corrugated pipe with different surfaces, and providing a PE double-wall corrugated pipe elbow connecting component.

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

the utility model provides a PE double-walled bellows return bend coupling assembling, includes the external screw thread pipe, the external screw thread pipe is provided with two, the bell mouth has been seted up to the inside of external screw thread pipe, the bottom fixedly connected with inner tube of bell mouth, the lateral wall of inner tube and the mouth of pipe inner wall fixed connection of external screw thread pipe, the second removes logical groove has been seted up on the surface of inner tube, first removal logical groove has been seted up on the surface of external screw thread pipe, first removal logical groove and second remove logical groove and align, the surface threaded connection of external screw thread pipe has the interior screw thread ring, the side of interior screw thread ring rotates and is connected with the shift ring, the medial surface of shift ring is seted up flutedly, the medial surface of shift ring is located groove fixedly connected with connecting cylinder, the connecting cylinder runs through the setting of first removal logical groove, the inside sliding connection of connecting cylinder has the connecting rod, the connecting rod runs through the setting of second removal logical groove, the bottom fixedly connected with splint of connecting rod.

Preferably, the clamping surface of the clamping plate is fixedly connected with a cylindrical elastic membrane, and the outer side wall of the cylindrical elastic membrane is fixedly connected with the inner side wall of the external thread pipe.

Preferably, the outer surface of the connecting rod is fixedly connected with a guide ring, and the guide ring is arranged close to the connecting cylinder.

Preferably, one end of the connecting rod extending into the connecting cylinder is fixedly connected with a return spring, and one end of the return spring is fixedly connected with the inner side surface of the groove.

Preferably, the outer surface of the internal thread ring is provided with anti-slip threads, one side surface of the internal thread ring is fixedly connected with an annular plate, and one side surface of the moving ring is provided with a groove.

Preferably, the annular plate is inserted into the annular groove, one end of the annular plate is fixedly connected with a second retaining ring, and the inner wall of the annular groove is fixedly connected with a first retaining ring.

Preferably, a connecting hose is fixedly connected between the two external thread pipes close to the pipe orifices at the bottom ends of the conical grooves, and the connecting hose is made of a polyurethane material.

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

1. the utility model discloses a be provided with external screw thread pipe, inner tube, interior screw ring, connecting rod, reset spring and splint, through rotatory external screw thread pipe drive shift ring motion, the shift ring drives connecting cylinder and splint motion, under the guide effect of baffle and bell groove inner wall simultaneously under reset spring's effect, can adjust the centre gripping space between the splint, the convenience carries out the centre gripping to the bellows of different pipe diameters fixedly.

2. The utility model discloses a be provided with coupling hose and can change the position and the angle of both sides external screw thread pipe, conveniently connect the bellows of antarafacial position, flexibility and application range when increasing this coupling assembling and using.

3. The utility model discloses a be provided with cylindric elastic membrane, can strengthen the leakproofness in the middle of splint and the bellows, avoid the medium that the inside flow of bellows leads to groove and the outflow of second removal through groove through first removal.

Drawings

Fig. 1 is a schematic perspective view of a connecting assembly for a PE double-wall corrugated pipe elbow according to the present invention;

fig. 2 is a schematic view of an internal structure of a PE double-wall bellows elbow connection assembly according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a first schematic view of a connection structure of an outward threaded pipe, a moving ring and an internal threaded ring in the connecting assembly for connecting a PE double-wall corrugated pipe elbow according to the present invention;

fig. 5 is a schematic view of a connection structure between an outward threaded pipe, a moving ring and an internal threaded ring in the connecting assembly for connecting a PE double-wall corrugated pipe elbow according to the present invention;

fig. 6 is a schematic view of an internal structure of an external threaded pipe in the connecting assembly for the PE double-wall corrugated pipe elbow according to the present invention;

fig. 7 is a schematic diagram of the internal structures of the moving ring and the connecting cylinder in the connecting assembly for connecting the PE double-wall corrugated pipe elbow according to the present invention;

fig. 8 is a schematic view of a connection structure of an external thread pipe and an internal pipe in the connecting assembly of the PE double-wall corrugated pipe elbow according to the present invention;

fig. 9 is a sectional view of a connection structure of a moving ring and an internal thread ring in the connection assembly of the PE double-wall corrugated pipe elbow according to the present invention.

In the figure: 1. an externally threaded tube; 101. a first moving through slot; 102. a tapered groove; 2. a cylindrical elastic membrane; 3. an internally threaded ring; 4. a moving ring; 401. a groove; 402. an annular groove; 5. a connecting hose; 6. a connecting cylinder; 7. a return spring; 8. a connecting rod; 9. a splint; 10. a guide ring; 11. an inner tube; 1101. a second moving through slot; 12. a first retainer ring; 13. a second retainer ring; 14. an annular plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-2, a PE double-wall bellows elbow connection assembly, including external threaded pipe 1, external threaded pipe 1 is provided with two, tapered groove 102 has been seted up to external threaded pipe 1's inside, the inner wall of tapered groove 102 is the inclined plane, can play the guide effect to the motion of guide ring 10, the bottom fixedly connected with inner tube 11 of tapered groove 102, the lateral wall of inner tube 11 and the mouth of pipe inner wall fixed connection of external threaded pipe 1, second removal logical groove 1101 has been seted up on the surface of inner tube 11, first removal logical groove 101 has been seted up on the surface of external threaded pipe 1, first removal logical groove 101 aligns with second removal logical groove 1101, external threaded pipe 1's surface threaded connection has female thread ring 3, a side rotation of female thread ring 3 is connected with shift ring 4, female thread ring 3 can drive shift ring 4 motion, and then drive connecting cylinder 6 and splint 9 motion, make the baffle can be along tapered groove 102 inner wall motion, conveniently adjust the centre gripping space between splint 9, shift ring 4's medial surface has seted up recess 401, the medial surface of shift ring 4 is located recess 401 fixedly connected with connecting cylinder 6, connecting rod 6 runs through first removal logical groove 101, connecting rod 8 can be run through the inside the movement of guide clamp plate 8, the connecting rod is connected with the bottom of clamp plate 8, the interior side of connecting rod is connected with the bottom of the clamp plate 8 of the interior of clamp plate that the clamp that the slide connection has been connected with the clamp plate that the stability of clamp that the slide connection has been guaranteed.

Referring to fig. 2-4, a cylindrical elastic membrane 2 is fixedly connected to a clamping surface of the clamping plate 9, an outer side wall of the cylindrical elastic membrane 2 is fixedly connected to an inner side wall of the external threaded pipe 1, and the cylindrical elastic membrane 2 can enhance the sealing property between the clamping plate 9 and the corrugated pipe, so that a medium flowing inside the corrugated pipe is prevented from flowing out through the first moving through groove 101 and the second moving through groove 1101; the outer fixed surface of connecting rod 8 is connected with guide ring 10, and guide ring 10 is close to connecting cylinder 6 and sets up, and guide ring 10 can move along the bell jar 102 inner wall, under the inner wall effect of bell jar 102 slope, can reduce the centre gripping space between splint 9, conveniently is suitable for the bellows of small-bore.

Referring to fig. 5-7, one end of the connecting rod 8 extending into the connecting cylinder 6 is fixedly connected with a return spring 7, one end of the return spring 7 is fixedly connected with the inner side surface of the groove 401, when the guide ring 10 is far away from the bottom end of the tapered groove 102, the return spring 7 enables the connecting rod 8 to drive the clamping plate 9 to move downwards, so as to increase the clamping space between the clamping plates 9, and is convenient for being applied to a large-caliber corrugated pipe, the outer surface of the internal thread ring 3 is provided with anti-slip threads, one side surface of the internal thread ring 3 is fixedly connected with the annular plate 14, one side surface of the moving ring 4 is provided with the groove 401, the anti-slip threads enhance the friction force between the fingers of a user and the internal thread ring 3, so that the user can rotate the internal thread ring 3, the moving ring 4 can drive the connecting cylinder 6 to move, and further provide power for the movement of the connecting rod 8 and the clamping plates 9.

Referring to fig. 9, an annular plate 14 is inserted into the annular groove 402, a second retaining ring 13 is fixedly connected to one end of the annular plate 14, a first retaining ring 12 is fixedly connected to the inner wall of the annular groove 402, so as to realize the rotating connection function between the internal thread ring 3 and the external thread pipes 1, a connection hose 5 is fixedly connected between the pipe orifices of the two external thread pipes 1 near the bottom ends of the conical grooves 102, the connection hose 5 is made of polyurethane, and the polyurethane has good wear resistance and corrosion resistance, so that the service life of the connection hose 5 can be prolonged.

The utility model discloses when using, insert inner tube 11 with the one end of the bellows that both ends need to be connected, then rotatory internal thread ring 3, make internal thread ring 3 promote shift ring 4 to the motion of bell groove 102 bottom, and then make shift ring 4 drive connecting cylinder 6 motion, connecting cylinder 6 drives connecting rod 8 and splint 9 motion, connecting rod 8 drives guide ring 10 motion, make guide ring 10 along the inner wall motion of bell groove 102, under the guide effect of bell groove 102 inner wall, make guide ring 10 drive connecting rod 8 to the one end motion of keeping away from connecting cylinder 6, and then drive splint 9 motion, make the centre gripping space between splint 9 reduce, until splint 9 realize the clamping function of bellows can.

Due to the arrangement of the connecting hose 5, the positions and angles of the external threaded pipes 1 at the two ends can be changed at will, and the corrugated pipes at different positions can be connected conveniently.

When needs are dismantled, can reverse rotation internal thread ring 3 for internal thread ring 3 drives shift ring 4 and keeps away from the motion of bell jar 102 bottom direction, and shift ring 4 drives connecting cylinder 6 motion, and then drives splint 9 motion, under reset spring 7's elasticity effect, makes connecting rod 8 drive the direction motion of splint 9 to connecting cylinder 6, thereby increases and makes splint 9 keep away from the bellows, makes things convenient for the dismantlement of bellows and this coupling assembling.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a PE double-walled bellows return bend coupling assembling, includes external screw thread pipe (1), its characterized in that, external screw thread pipe (1) is provided with two, conical groove (102) have been seted up to the inside of external screw thread pipe (1), bottom fixedly connected with inner tube (11) of conical groove (102), the lateral wall of inner tube (11) and the mouth of pipe inner wall fixed connection of external screw thread pipe (1), second removal through groove (1101) has been seted up on the surface of inner tube (11), first removal through groove (101) and second removal through groove (1101) align, the surface threaded connection of external screw thread pipe (1) has internal thread ring (3), the side of internal thread ring (3) rotates and is connected with shift ring (4), the medial surface of shift ring (4) is seted up fluted (401), the medial surface of shift ring (4) is located recess (401) and locates fixedly connected with connecting cylinder (6), connecting cylinder (6) runs through first removal through groove (101) and sets up, the inside slip of connecting cylinder (6) is connected with connecting rod (8), connecting rod (8) are connected with the bottom fixed connection splint (8) and pass through.

2. A PE double-walled bellows-elbow connection assembly according to claim 1, wherein: the clamping surface of splint (9) is fixedly connected with cylindric elastic membrane (2), the lateral wall of cylindric elastic membrane (2) and the inside wall fixed connection of external screw thread pipe (1).

3. A PE double-walled bellows-elbow connection assembly according to claim 1, wherein: the outer surface of the connecting rod (8) is fixedly connected with a guide ring (10), and the guide ring (10) is arranged close to the connecting cylinder (6).

4. A PE double-walled bellows-elbow connection assembly according to claim 1, wherein: the connecting rod (8) extends to one end fixedly connected with return spring (7) inside the connecting cylinder (6), and one end of the return spring (7) is fixedly connected with the inner side face of the groove (401).

5. A PE double-walled bellows-elbow connection assembly according to claim 1, wherein: the anti-skidding ring is characterized in that anti-skidding lines are arranged on the outer surface of the internal thread ring (3), an annular plate (14) is fixedly connected to one side face of the internal thread ring (3), and a groove (401) is formed in one side face of the moving ring (4).

6. A PE double-walled bellows-elbow connection assembly according to claim 5, wherein: the annular plate (14) is spliced with the annular groove (402), one end of the annular plate (14) is fixedly connected with a second retaining ring (13), and the inner wall of the annular groove (402) is fixedly connected with a first retaining ring (12).

7. A PE double-walled bellows-elbow connection assembly according to claim 1, wherein: and a connecting hose (5) is fixedly connected between the pipe orifices of the two external thread pipes (1) close to the bottom ends of the conical grooves (102), and the connecting hose (5) is made of a polyurethane material.