CN211976159U

CN211976159U - PVC double-wall corrugated pipe

Info

Publication number: CN211976159U
Application number: CN202020462016.5U
Authority: CN
Inventors: 贾进良
Original assignee: Kunshan Shengxing Communications Equipment Co ltd
Current assignee: Kunshan Shengxing Communications Equipment Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-20
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a PVC double-wall corrugated pipe, including inner tube and bellows, the inner wall of bellows is located to the inner pipe box, the port inner wall fixed connection of inner tube has solid fixed ring, gu the outer end surface of fixed ring has seted up the ring channel, the port inner wall of ring channel has seted up the bayonet socket, the port of bayonet socket is seted up on gu the outer end surface of fixed ring, gu the port outside of fixed ring is provided with the protective cover, the outer end inboard fixed connection of protective cover has spacing knot, spacing knot and bayonet socket correspond to each other and on a straight line, spacing knot runs through the bayonet socket and fixes in the inside of ring channel, the protective cover covers and fixes outside the port of inner tube; through the protective cover of design, solved double-walled bellows probably because the job site condition is comparatively abominable to cause the inside problem of piling up too much impurity of double-walled bellows, the protective cover passes through spacing the installation of detaining to be fixed at the port of inner tube outside, and the protective cover prevents that external impurity from getting into inside the double-walled bellows.

Description

PVC double-wall corrugated pipe

Technical Field

The utility model belongs to the technical field of plastics tubular product, concretely relates to PVC double-walled bellows.

Background

Double-walled corrugated pipes are used mainly for: the drainage of city, blowdown engineering, drainage engineering, field irrigation, desertification control engineering, low pressure water supply system, municipal drainage, sewage pipes's transformation, the buried sheath etc. of electric wire, cable, current double-walled corrugated pipe is that the inner wall is level and smooth, the outer wall is the structure of ripple shape, and it is as an organic whole through high temperature extrusion bonding between the trough section of outer wall and the inner wall, the double-walled bellows that appear on the market at present still has various not enoughly, can not satisfy the demand of production life.

For example, the problem that excessive impurities are accumulated in the double-wall corrugated pipe due to the fact that the existing double-wall corrugated pipe is possibly subjected to severe construction site conditions in the laying and using process is solved.

Disclosure of Invention

An object of the utility model is to provide a PVC double-walled bellows to current double-walled bellows that proposes in solving above-mentioned background art probably because job site conditions is comparatively abominable in laying the use, thereby causes the inside problem of piling up too much impurity of double-walled bellows.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PVC double-walled bellows, includes inner tube and bellows, the inside inner wall of bellows is located to the inner tube cover, the solid fixed ring of port inner wall fixedly connected with of inner tube, the ring channel has been seted up on solid fixed ring's outer end surface, the bayonet socket has been seted up to the port inner wall of ring channel, the outer end surface at solid fixed ring is seted up to the port of bayonet socket, gu fixed ring's port outside is provided with the protective cover, the inboard fixedly connected with of outer end of protective cover is spacing to be detained, spacing knot just on a straight line with the bayonet socket mutual correspondence, spacing knot runs through the inside at the ring channel of bayonet socket fixation, the.

Preferably, square grooves are formed in two sides of the outer end of the protective cover, and fixing partition plates are arranged inside the square grooves.

Preferably, the outer side surface of the fixed baffle plate is flush with the front end surface of the protective cover, and the outer wall of the end part of the fixed baffle plate is provided with a trepanning.

Preferably, the fixed partition plate is fixedly connected with a rotating shaft with the inner wall of the square groove, and the rotating shaft is fixed at the outer port of the square groove.

Preferably, the inner side of the outer end of the fixed partition board is fixedly connected with a connecting plate, and the end part of the connecting plate is fixedly connected with a push plate.

Preferably, the longitudinal section of the limit buckle is of an L-shaped structure, and the end angle of the limit buckle is of an arc-shaped structure.

Preferably, the cross section of the annular groove is of a convex structure, and the limit buckle is clamped with the annular groove.

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

1. through the protective cover of design, solved current double-walled bellows and probably because the job site condition is comparatively abominable in laying the use to cause the inside problem of piling up too much impurity of double-walled bellows, the protective cover passes through the spacing installation of detaining and fixes in the port outside of inner tube, and the protective cover prevents that external impurity from getting into inside the double-walled bellows.

2. Through the fixed baffle of design, it is cylindric structure to have solved current double-walled bellows, and its end takes place rolling problem easily in the work progress, and fixed baffle is daily accomodate to the square groove inside, and the rotatory expansion of fixed baffle is passed through to the push pedal through the connecting plate control, and fixed baffle expandes to fix the double-walled bellows through its outside surface trepanning.

Drawings

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

FIG. 2 is a schematic structural view of the fixing ring of the present invention;

fig. 3 is a schematic structural view of the protective cover of the present invention;

FIG. 4 is a schematic view of the structure of the stopper of the present invention;

fig. 5 is a schematic view of the structure of the fixing partition plate of the present invention.

In the figure: 1. an inner tube; 2. a fixing ring; 3. a protective cover; 4. a bellows; 5. a bayonet; 6. an annular groove; 7. a square groove; 8. a limit buckle; 9. a connecting plate; 10. pushing the plate; 11. trepanning; 12. fixing the partition board; 13. a rotating shaft.

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. 1-5, the present invention provides a technical solution: the utility model provides a PVC double-walled bellows, including inner tube 1 and bellows 4, bellows 4's inside inner wall is located to 1 cover of inner tube, the solid fixed ring 2 of port inner wall fixedly connected with of inner tube 1, ring channel 6 has been seted up on the outer end surface of solid fixed ring 2, bayonet socket 5 has been seted up to the port inner wall of ring channel 6, bayonet socket 5's port is seted up on the outer end surface of solid fixed ring 2, gu fixed ring 2's port outside is provided with protective cover 3, the inboard fixedly connected with of outer end of protective cover 3 is spacing to be detained 8, spacing knot 8 corresponds each other and on a straight line with bayonet socket 5, spacing knot 8 runs through bayonet socket 5 and fixes the inside at ring.

In order to facilitate the storage and installation of the fixed partition plates 12, in the embodiment, preferably, square grooves 7 are formed in both sides of the outer ends of the protecting covers 3, and the fixed partition plates 12 are arranged inside the square grooves 7.

In order to facilitate the fixed transportation of the double-wall corrugated pipe, in the embodiment, preferably, the outer side surface of the fixed partition 12 and the front end surface of the protective cover 3 are flush with each other, and the outer wall of the end portion of the fixed partition 12 is provided with a trepanning 11.

In order to facilitate the rotation and inclination of the fixed partition 12, in the present embodiment, it is preferable that a rotating shaft 13 is fixedly connected to the fixed partition 12 and the inner wall of the square groove 7, and the rotating shaft 13 is fixed to an outer port of the square groove 7.

In order to facilitate the control of the rotation and the expansion of the fixed partition 12, in this embodiment, preferably, the inner side of the outer end of the fixed partition 12 is fixedly connected with the connecting plate 9, and the end of the connecting plate 9 is fixedly connected with the push plate 10.

In order to facilitate the installation and fixation of the limit buckle 8, in this embodiment, preferably, the longitudinal section of the limit buckle 8 is in an "L" shape, and the end angle of the limit buckle 8 is in an arc shape.

In order to fix the protecting cover 3 and the fixing ring 2 firmly, in the embodiment, preferably, the cross section of the annular groove 6 is in a structure shaped like a Chinese character 'tu', and the limit buckle 8 is clamped with the annular groove 6.

The utility model discloses a theory of operation and use flow: the device installation is accomplished the back, protective cover 3 corresponds each other through bayonet 5 of the solid fixed ring 2 terminal surfaces of inboard spacing knot 8 of tip and the 1 port inner wall of inner tube, spacing knot 8 runs through the inside of bayonet 5 installation income ring channel 6, spacing knot 8 and the mutual block of ring channel 6, protective cover 3 covers the port outside of fixing at inner tube 1, protective cover 3 prevents that external impurity from getting into 1 inside the inner tube, promote the inside push pedal 10 of protective cover 3 front end square groove 7, the expansion of push pedal 10 through connecting plate 9 control fixed partition 12, fixed partition 12 is through the outside swivelling slope of pivot 13, fixed partition 12 expandes to fix the double-walled bellows through its outside surface trepanning 11.

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

1. A PVC double-walled bellows, includes inner tube (1) and bellows (4), its characterized in that: the inside inner wall of bellows (4) is located to inner tube (1) cover, the solid fixed ring of port inner wall fixedly connected with (2) of inner tube (1), ring channel (6) have been seted up on the outer end surface of solid fixed ring (2), bayonet socket (5) have been seted up to the port inner wall of ring channel (6), the outer end surface at solid fixed ring (2) is seted up to the port of bayonet socket (5), the port outside of solid fixed ring (2) is provided with protective cover (3), the inboard fixedly connected with of outer end of protective cover (3) is spacing detained (8), spacing knot (8) correspond each other with bayonet socket (5) and on a straight line, spacing knot (8) run through bayonet socket (5) and fix the inside at ring channel (6), protective cover (3) cover is fixed at the port outside of inner tube (1).

2. A PVC double wall corrugated pipe according to claim 1, characterized in that: square grooves (7) are formed in two sides of the outer end of the protective cover (3), and fixing partition plates (12) are arranged inside the square grooves (7).

3. A PVC double wall corrugated pipe according to claim 2, characterized in that: the outside surface of fixed baffle (12) and the front end surface of protective cover (3) are parallel and level each other, trepanning (11) have been seted up to the tip outer wall of fixed baffle (12).

4. A PVC double wall corrugated pipe according to claim 2, characterized in that: the inner wall of the fixed partition plate (12) and the inner wall of the square groove (7) are fixedly connected with a rotating shaft (13), and the rotating shaft (13) is fixed at an external port of the square groove (7).

5. A PVC double wall corrugated pipe according to claim 2, characterized in that: the inner side of the outer end of the fixed partition board (12) is fixedly connected with a connecting plate (9), and the end part of the connecting plate (9) is fixedly connected with a push plate (10).

6. A PVC double wall corrugated pipe according to claim 1, characterized in that: the longitudinal section of the limiting buckle (8) is of an L-shaped structure, and the end angle of the limiting buckle (8) is of a circular arc structure.

7. A PVC double wall corrugated pipe according to claim 1, characterized in that: the cross section of ring channel (6) is "protruding" font structure, spacing knot (8) and ring channel (6) block each other.