CN210343948U

CN210343948U - MPP single-wall corrugated pipe

Info

Publication number: CN210343948U
Application number: CN201921306165.6U
Authority: CN
Inventors: 周国松
Original assignee: Hangzhou Mingtong Electric Co ltd
Current assignee: Hangzhou Mingtong Electric Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-04-17
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a MPP single wall bellows, include the bellows body and be fixed in the stable subassembly of two adjacent bellows body junctions, the one end tip of bellows body is equipped with flaring spare, bellows body other end tip is equipped with the receiving piece, be equipped with the plug-in components that are used for pegging graft with flaring spare on the receiving piece, all be equipped with the locating part on the lateral wall of receiving piece and on the lateral wall of flaring spare, stable subassembly includes fastener and last fastener down, it is articulated each other between the one end of fastener and the corresponding end of last fastener down, pass through screw fixed connection between the other end of fastener and the corresponding end of last fastener down, all be equipped with the spacing groove with locating part looks adaptation on the inside wall of fastener down and on the inside wall of last fastener, the locating part is pegged graft in the spacing inslot that corresponds. The utility model relates to a rationally, two adjacent bellows junction leakproofness and stability are good, are favorable to the popularization and application of marketization.

Description

MPP single-wall corrugated pipe

Technical Field

The utility model relates to a sleeve pipe technical field, concretely relates to MPP single wall bellows.

Background

The single-wall corrugated pipe is usually formed by extrusion blow molding of plastics serving as a main raw material, the inner surface and the outer surface of the single-wall corrugated pipe are corrugated, and the single-wall corrugated pipe has the characteristics of rigidity of a hard pipe and flexibility of a hose by utilizing the structure of an annular groove, has the characteristics of rigidity and flexibility, and can be used as a sleeve of an embedded electric wire.

Because length restriction, consequently need connect many bellows when using, at present, the single wall bellows that uses conventionally in the market adopts bellmouth and socket flaring to accept to connect more, and the device's connection sealing performance is poor, and the socket and spigot drops easily to influence its result of use greatly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide a reasonable in design, two adjacent bellows junction leakproofness and the good MPP single wall bellows of stability.

The utility model adopts the following technical scheme:

an MPP single-wall corrugated pipe comprises corrugated pipe bodies and a stabilizing assembly fixed at the joint of two adjacent corrugated pipe bodies, wherein one end part of each corrugated pipe body is provided with an opening expanding piece, the other end part of each corrugated pipe body is provided with a receiving piece, the end part of each receiving piece, far away from one end of each corrugated pipe body, is provided with an inserting piece, the outer diameter of each inserting piece is matched with the inner diameter of each opening expanding piece, the outer side wall of each receiving piece and the outer side wall of each opening expanding piece are respectively provided with a limiting piece, the stabilizing assembly comprises a lower clamping piece and an upper clamping piece which are clamped with each other, the lower clamping piece and the upper clamping piece are of semicircular structures, one end of the lower clamping piece is hinged with the corresponding end of the upper clamping piece, the other end of the lower clamping piece is provided with a lower clamping plate extending outwards, one end of the upper clamping piece, corresponding to the lower clamping plate, is provided, the inner side wall of the lower clamping piece, the inner side wall of the upper clamping piece and the position corresponding to the limiting piece are respectively provided with a limiting groove matched with the limiting piece, and the limiting piece is inserted into the corresponding limiting groove.

As an optimized technical scheme of the utility model, the external diameter size of adapting piece is the same with the external diameter size of flaring spare.

As an optimal technical scheme of the utility model, go up the cardboard and still be equipped with resilient cushion between the cardboard down.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, wherein the connection stability and the leakproofness of two adjacent bellows body coupling departments of improvement that the stabilizing assembly that sets up can be great, and the locating part and the spacing groove that set up then can improve the stabilizing assembly and accept the relative stability between piece, the flaring to the connection stability of two adjacent bellows body coupling departments of further improvement.

Drawings

Fig. 1 is a schematic structural view of the junction of two adjacent corrugated pipe bodies of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

the symbols in the drawings illustrate that:

bellows body 1, flaring 2, adapting piece 3, plug-in components 4, locating part 5, lower fastener 6, go up fastener 7, lower cardboard 8, go up cardboard 9, elastic cushion 10.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, an MPP single-wall corrugated pipe includes a corrugated pipe body 1 and a stabilizing assembly fixed at a joint of two adjacent corrugated pipe bodies 1, a flared part 2 integrally formed with the corrugated pipe body 1 is arranged at an end of one end of the corrugated pipe body 1, a receiving part 3 integrally formed with the corrugated pipe body 1 is arranged at an end of the other end of the corrugated pipe body 1, an inserting part 4 integrally formed with the receiving part 3 is arranged at an end of the receiving part 3 away from one end of the corrugated pipe body 1, an outer diameter of the inserting part 4 is matched with an inner diameter of the flared part 2, and a length of the inserting part 4 is matched with an inner wall length of the flared part 2, so that the inserting part 4 can be completely inserted into the flared part 2 during installation, and in this embodiment, an outer diameter of the receiving part 3 is the same as an outer diameter of the flared part 2; the outer side wall of the socket 3 and the outer side wall of the flaring part 2 are both provided with limiting parts 5, in this embodiment, the limiting parts 5 comprise a plurality of limiting rings arranged along the circumferential direction of the outer side wall of the socket 3 and the circumferential direction of the outer side wall of the flaring part 2;

the stabilizing assembly comprises a lower clamping piece 6 and an upper clamping piece 7 which are clamped together and form a clamping ring structure, the lower clamping piece 6 and the upper clamping piece 7 are both in a semicircular structure, the inner diameter of a clamping ring formed by the lower clamping piece 6 and the upper clamping piece 7 is matched with the outer diameter of the receiving piece 3 (the flaring piece 2), one end of the lower clamping piece 6 is hinged with the corresponding end of the upper clamping piece 7 through a hinge, a lower clamping plate 8 extending outwards is arranged on the outer side wall of the other end of the lower clamping piece 6, the lower clamping plate and the lower clamping piece 6 are in an integrally formed structure, an upper clamping plate 9 is arranged on the outer side wall of one end, corresponding to the lower clamping plate, of the upper clamping piece 7, and the upper clamping plate 9 and the upper clamping piece 7 are in an integrally formed structure; the upper clamping plate 9 and the lower clamping plate 8 are fixedly connected through screws, and an elastic cushion block 10 is further arranged between the upper clamping plate 9 and the lower clamping plate 8;

the inside wall of lower fastener 6 and the inside wall of last fastener 8 and the position department corresponding to locating part 5 all are equipped with the spacing groove (not marked in the figure) with 5 looks adaptations of locating part, when the installation, thereby locating part 5 pegs graft and strengthens the stability of stabilizing the subassembly and accepting 3, flaring 2 between the spacing inslot that corresponds, and then improves the connection stability of two adjacent 1 junctions of bellows body.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. An MPP single wall corrugated pipe is characterized in that: the corrugated pipe comprises corrugated pipe bodies (1) and stabilizing assemblies fixed at the joints of two adjacent corrugated pipe bodies (1), wherein one end of each corrugated pipe body (1) is provided with an opening expanding piece (2), the other end of each corrugated pipe body (1) is provided with a receiving piece (3), the end, far away from one end of each corrugated pipe body (1), of each receiving piece (3) is provided with an inserting piece (4), the outer diameter of each inserting piece (4) is matched with the inner diameter of each opening expanding piece (2), the outer side wall of each receiving piece (3) and the outer side wall of each opening expanding piece (2) are provided with limiting pieces (5), each stabilizing assembly comprises a lower clamping piece (6) and an upper clamping piece (7) which are clamped with each other, the lower clamping piece (6) and the upper clamping piece (7) are of semicircular annular structures, one end of the lower clamping piece (6) is hinged with the corresponding end of the upper clamping piece (7), be equipped with lower cardboard (8) of outside extension on the other end of lower fastener (6), go up on fastener (7) and serve and be equipped with cardboard (9) down with one that cardboard (8) correspond, go up through screw fixed connection between cardboard (9) and lower cardboard (8), on the inside wall of lower fastener (6) and on the inside wall of last fastener (7) and corresponding to the position department of locating part (5) all be equipped with the spacing groove with locating part (5) looks adaptation, locating part (5) are pegged graft in the spacing inslot that corresponds.

2. The MPP single wall bellows of claim 1, wherein: the outer diameter of the bearing piece (3) is the same as that of the flaring piece (2).

3. The MPP single wall bellows of claim 1, wherein: an elastic cushion block (10) is further arranged between the upper clamping plate (9) and the lower clamping plate (8).