CN219317908U

CN219317908U - Double-wall corrugated pipe convenient to connect

Info

Publication number: CN219317908U
Application number: CN202223037916.3U
Authority: CN
Inventors: 陈帅挺
Original assignee: Shaanxi Greenland Pipe Industry Co ltd
Current assignee: Shaanxi Greenland Pipe Industry Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-07-07
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a double-wall corrugated pipe convenient to connect, which comprises a first double-wall corrugated pipe, wherein a connecting ring is fixedly connected with a pipe orifice at one side of the first double-wall corrugated pipe, and a plurality of threaded holes distributed in an annular shape are formed in the connecting ring in a penetrating way, and the double-wall corrugated pipe has the beneficial effects that: the connecting pipe is driven by the second double-wall corrugated pipe to be inserted into the connecting ring and the first double-wall corrugated pipe, the rotating disc and the screw rod are arranged to conveniently drive the limiting blocks and the protecting pad to move under the action of the threads of the screw holes, so that the connecting pipe can be quickly limited to be connected, the connecting tightness between the connecting pipe and the first double-wall corrugated pipe can be increased through the first sealing ring and the second sealing ring, water leakage is prevented, and meanwhile, the two-way telescopic head can be opened when the telescopic rod passes through the mounting hole through the telescopic rod, so that the limiting ring is matched for limiting use, and the connecting device is convenient to connect and use the double-wall corrugated pipe quickly.

Description

Double-wall corrugated pipe convenient to connect

Technical Field

The utility model relates to the technical field of double-wall corrugated pipes, in particular to a double-wall corrugated pipe convenient to connect.

Background

The double-wall corrugated pipe is a novel pipe with an annular structure outer wall and a smooth inner wall, is first developed in Germany in the early 80 s, has the characteristics of strong external pressure resistance, low engineering cost, long service life and the like, and is mainly applied to the aspects of large-scale water delivery, water supply, drainage, pollution discharge, exhaust, subway ventilation, mine ventilation, farmland irrigation and the like with working pressure below 0.6 MPa.

The existing double-wall corrugated pipe needs to be connected when in use, but the double-wall corrugated pipe needs to be connected in a covering mode through an external spiral ring when in connection, so that the connection is very troublesome, the connection is needed through iron wires and bolts, the cost time is relatively long, the pipe orifice and the pipe orifice are mostly propped against each other when in connection, then the winding connection is carried out, the subsequent water leakage condition of the pipe orifice which is easy to wire out is caused when the connection is carried out, the subsequent replacement connection needs to be carried out again, the use is very inconvenient, and the quick connection to the double-wall corrugated pipe is inconvenient.

Disclosure of Invention

The present utility model is directed to a double-wall bellows that is easy to connect, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the double-wall corrugated pipe comprises a first double-wall corrugated pipe, wherein a connecting ring is fixedly connected to a pipe orifice at one side of the first double-wall corrugated pipe, a plurality of threaded holes distributed in an annular mode are formed in the connecting ring in a penetrating mode, a limit ring is fixedly connected to an outer pipe wall, close to one side of the connecting ring, of the first double-wall corrugated pipe, and a plurality of limit holes distributed in an annular mode are formed in the limit ring in a penetrating mode; the device also comprises a connecting mechanism; the connecting mechanism comprises a connecting pipe, the connecting pipe is inserted in the connecting ring and the first double-wall corrugated pipe, one side, away from the connecting ring, of the connecting pipe is fixedly connected with a second double-wall corrugated pipe, a screw rod is connected with the inner parts of a plurality of threaded holes of the connecting pipe in a threaded mode, a plurality of limiting blocks are fixedly connected with the lower ends of the screw rods, and the other sides of the limiting blocks are abutted against the outer pipe wall of the connecting pipe.

Preferably, one side of the screws far away from the connecting pipe is fixedly connected with a turntable.

Preferably, one side of the limiting blocks, which is close to the connecting pipe, is fixedly connected with a protecting pad, and the protecting pads are abutted against the outer pipe wall of the connecting pipe.

Preferably, a first sealing ring is fixedly connected to the pipe orifice of the connecting pipe inside the first double-wall corrugated pipe, the first sealing ring abuts against the inner wall of the first double-wall corrugated pipe, and a second sealing ring is fixedly sleeved on one side, away from the first double-wall corrugated pipe, of the connecting pipe, and the second sealing ring abuts against the second double-wall corrugated pipe.

Preferably, the outer tube wall of the second double-wall corrugated tube is fixedly connected with a plurality of telescopic rods, the output ends of the telescopic rods penetrate through a plurality of limiting holes and are fixedly connected with a bidirectional telescopic head, and the bidirectional telescopic heads are abutted against the outer wall of the limiting ring.

Compared with the prior art, the utility model has the beneficial effects that: the connecting pipe is driven by the second double-wall corrugated pipe to be inserted into the connecting ring and the first double-wall corrugated pipe, the rotating disc and the screw rod are arranged to conveniently drive the limiting blocks and the protecting pad to move under the action of the threads of the screw holes, so that the connecting pipe can be quickly limited to be connected, the connecting tightness between the connecting pipe and the first double-wall corrugated pipe can be increased through the first sealing ring and the second sealing ring, water leakage is prevented, and meanwhile, the two-way telescopic head can be opened when the telescopic rod passes through the mounting hole through the telescopic rod, so that the limiting ring is matched for limiting use, and the connecting device is convenient to connect and use the double-wall corrugated pipe quickly.

Drawings

FIG. 1 is a schematic overall sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

FIG. 3 is a schematic side cross-sectional view of the connector ring of the present utility model;

fig. 4 is a schematic side sectional view of the stop collar of the present utility model.

In the figure: 1. a first double-wall bellows; 2. a connecting ring; 3. a threaded hole; 4. a limit ring; 5. a limiting hole;

6. a connecting mechanism; 61. a connecting pipe; 62. a second double-walled bellows; 63. a screw; 64. a limiting block; 65. a protective pad; 66. a turntable; 67. a first seal ring; 68. a second seal ring;

7. a telescopic rod; 8. a bi-directional telescopic head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the double-wall corrugated pipe convenient to connect comprises a first double-wall corrugated pipe 1, wherein a pipe orifice at one side of the first double-wall corrugated pipe 1 is fixedly connected with a connecting ring 2, a plurality of threaded holes 3 distributed in an annular mode are formed in the connecting ring 2 in a penetrating mode, a limit ring 4 is fixedly connected with an outer pipe wall of one side, close to the connecting ring 2, of the first double-wall corrugated pipe 1, and a plurality of limit holes 5 distributed in an annular mode are formed in the limit ring 4 in a penetrating mode; also comprises a connecting mechanism 6; the connecting mechanism 6 comprises a connecting pipe 61, the connecting pipe 61 is inserted into the connecting ring 2 and the first double-wall corrugated pipe 1, one side, far away from the connecting ring 2, of the connecting pipe 61 is fixedly connected with a second double-wall corrugated pipe 62, the insides of a plurality of threaded holes 3 close to the connecting pipe 61 are respectively and spirally connected with a screw 63, the lower ends of the screw 63 are respectively and fixedly connected with a limiting block 64, and the other sides of the limiting blocks 64 are propped against the outer pipe wall of the connecting pipe 61; one side of each screw 63 far away from the connecting pipe 61 is fixedly connected with a rotary disk 66; and one side of the limiting blocks 64 close to the connecting pipe 61 is fixedly connected with a protecting pad 65, and the protecting pads 65 are propped against the outer pipe wall of the connecting pipe 61.

The mouth of pipe fixedly connected with first sealing washer 67 of connecting pipe 61 that is located inside first double-walled bellows 1, first sealing washer 67 offsets with first double-walled bellows 1 inner wall, and connecting pipe 61 is kept away from the fixed second sealing washer 68 that has cup jointed of one side of first double-walled bellows 1, second sealing washer 68 offsets with second double-walled bellows 62, be favorable to carrying out sealing treatment to connecting pipe 61 first double-walled bellows 1 and connecting pipe 61 and the junction of second double-walled bellows 62 respectively through first sealing washer 67 and second sealing washer 68 convenience, increase the leakproofness of double-walled bellows connection installation.

The outer tube wall fixedly connected with a plurality of telescopic links 7 of second double-walled bellows 62, and a plurality of telescopic link 7 output pass a plurality of spacing hole 5 and equal fixedly connected with two-way flexible head 8, and a plurality of two-way flexible head 8 offsets with spacing collar 4 outer wall, is favorable to driving two-way flexible head 8 through the flexible performance of telescopic link 7 and passes spacing hole 5 to the spacing head that stretches out through two-way flexible head 8 is further spacing, increases the connection stability of double-walled bellows.

Specifically, when the utility model is used, the connecting pipe 61 is inserted into the first double-wall corrugated pipe 1 through the connecting ring 2 by the second double-wall corrugated pipe 62, at the moment, the first sealing ring 67 can increase the connection tightness of the connecting pipe 61 and the first double-wall corrugated pipe 1, the second sealing ring 68 can increase the tightness of the connection part of the second double-wall corrugated pipe 62 and the first double-wall corrugated pipe 1, at the moment, the plurality of turntables 66 are rotated, the plurality of turntables 66 drive the plurality of screw rods 63 to rotate, the screw rods 63 drive the limiting blocks 64 and the protecting pads 65 to move when the screw rods 63 rotate in the threaded holes 3, the turntables 66 are stopped from rotating after the limiting blocks 64 and the protecting pads 65 are stably abutted against the connecting pipe 61, at the moment, the output ends of the plurality of the telescopic rods 7 are pulled, when the output ends of the telescopic rods 7 pass through the limiting holes 5 outside the limiting rings 4, the plurality of the bidirectional telescopic heads 8 are pressed, and the limiting heads are popped up from the inside the bidirectional telescopic heads 8 when the plurality of the bidirectional telescopic heads 8 pass through the limiting holes 5, so that the limiting rings 4 are pulled through the elastic action of the telescopic rods 7, and the service life of the connecting double-wall corrugated pipe 1 and the double-wall corrugated pipe 62 can be prolonged.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Double-walled bellows convenient to connect, its characterized in that: the corrugated pipe comprises a first double-wall corrugated pipe (1), wherein a connecting ring (2) is fixedly connected to a pipe orifice at one side of the first double-wall corrugated pipe (1), a plurality of threaded holes (3) which are distributed in an annular mode are formed in the connecting ring (2) in a penetrating mode, a limit ring (4) is fixedly connected to an outer pipe wall, close to one side of the connecting ring (2), of the first double-wall corrugated pipe (1), and a plurality of limit holes (5) which are distributed in an annular mode are formed in the limit ring (4) in a penetrating mode; also comprises a connecting mechanism (6); coupling mechanism (6) are including a connecting pipe (61), connecting pipe (61) are inserted and are established in adapter collar (2) and first double-walled bellows (1), just one side fixedly connected with second double-walled bellows (62) of adapter collar (2) are kept away from to connecting pipe (61), are close to inside equal threaded connection of a plurality of screw hole (3) of connecting pipe (61) has a screw rod (63), a plurality of equal fixedly connected with stopper (64) of screw rod (63) lower extreme, a plurality of stopper (64) opposite side and connecting pipe (61) outer tube wall offset.

2. A double-walled bellows according to claim 1 for facilitating connection wherein: one side of each screw rod (63) far away from the connecting pipe (61) is fixedly connected with a rotary table (66).

3. A double-walled bellows according to claim 2 for facilitating connection wherein: and one side of the limiting blocks (64) close to the connecting pipe (61) is fixedly connected with a protection pad (65), and the protection pads (65) are abutted against the outer pipe wall of the connecting pipe (61).

4. A double-walled bellows according to claim 1 for facilitating connection wherein: the connecting pipe (61) pipe orifice located inside the first double-wall corrugated pipe (1) is fixedly connected with a first sealing ring (67), the first sealing ring (67) is propped against the inner wall of the first double-wall corrugated pipe (1), one side, away from the first double-wall corrugated pipe (1), of the connecting pipe (61) is fixedly sleeved with a second sealing ring (68), and the second sealing ring (68) is propped against the second double-wall corrugated pipe (62).

5. A double-walled bellows according to claim 1 for facilitating connection wherein: the outer tube wall of the second double-wall corrugated tube (62) is fixedly connected with a plurality of telescopic rods (7), the output ends of the telescopic rods (7) penetrate through a plurality of limiting holes (5) and are fixedly connected with a two-way telescopic head (8), and the two-way telescopic heads (8) are abutted against the outer wall of the limiting ring (4).