CN220268744U - Square double-wall corrugated pipe - Google Patents

Abstract

The utility model relates to the technical field of double-wall corrugated pipes, in particular to a square double-wall corrugated pipe, wherein a splicing device comprises four insertion blocks, the four insertion blocks are fixedly arranged on one side end surface of an outer wall body, insertion holes are formed in the surfaces of the four insertion blocks, four sockets are fixedly arranged on the other side end surface of the outer wall body, two U-shaped brackets are fixedly arranged on the upper end surface and the lower end surface of the other side end surface of the outer wall body, a threaded rod is connected between the inner walls of the two ends of the U-shaped brackets in a rotating mode, a rotating wheel is fixedly arranged at one end port of the threaded rod, vertical grooves are formed in the inner wall surfaces of the U-shaped brackets, a movable plate is connected on the surface threads of the threaded rod, insertion rods are fixedly arranged on the bottom surface of the movable plate, and through holes are formed in the surfaces of the four sockets. The utility model solves the problems that when the existing square double-wall corrugated pipe is lack of a splicing device and needs to be butted in use, the fastening performance of connection is low and the connection of the two square double-wall corrugated pipes is easy to break in use.

Description

Square double-wall corrugated pipe

Technical Field

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

Background

The double-wall corrugated pipe is a novel pipe with an annular structure outer wall and a smooth inner wall, is developed successfully in Germany in the early 80 s, has been developed to a complete product series from a single variety through ten years of development and perfection, is very mature in production process and use technology at present, and has been greatly popularized and applied in developed countries such as Europe and the United states due to excellent performance and relatively economical manufacturing cost.

The prior art has the technical scheme that the square double-wall corrugated plastic pipe with the publication number of CN209115821U is characterized in that a connecting rib is arranged between an outer wall and a circular inner wall, the connecting rib is parallel to the axis of the circular inner wall, the connecting rib radially connects the peaks of the outer wall with the inner wall, the ring stiffness of the pipe is increased, and adjacent peaks and troughs are serially combined together in the axial direction by the connecting rib, so that the ring flexibility of the pipe is obviously enhanced.

The inventor finds that the square double-wall corrugated pipe lacks a splicing device in daily work, so that when the square double-wall corrugated pipe needs to be butted in use, the fastening performance of connection is low, and the connection position of the two square double-wall corrugated pipes is easy to break in use.

Disclosure of Invention

The utility model aims to solve the technical problems in the background and provides a square double-wall corrugated pipe.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: square double-walled ripple tubular product, including outer wall body and inner wall body, the fixed surface of outer wall body installs a plurality of outer wall wave troughs, one side terminal surface of outer wall body all is equipped with splicing apparatus, splicing apparatus includes four inserts, four insert fixed mounting is at one side terminal surface of outer wall body, four the jack has all been seted up on the surface of insert, the opposite side terminal surface fixed mounting of outer wall body has four sockets, and the effect of preliminary splicing two double-walled bellows has been played in the setting of socket and insert.

Preferably, the upper and lower both ends surface of the opposite side terminal surface of outer wall body is equal fixed mounting has two U type supports, rotate between the both ends inner wall of U type support and be connected with the threaded rod, the one end port fixed mounting of threaded rod has the runner, and the setting of U type support has played the effect of supporting the threaded rod, and the setting of runner has played and has driven threaded rod pivoted effect.

Preferably, the inner wall surface of U type support has seted up and has erects the groove, the surface threaded connection of threaded rod has the fly leaf, the fly leaf is with the help of threaded rod and erects groove sliding connection, and the setting of threaded rod has played the effect that drives the fly leaf and remove at the inside of erectting the groove.

Preferably, the bottom surface fixed mounting of fly leaf has the inserted bar, and four the through-hole has all been seted up on the surface of socket, and the effect of firmly restricting the inserted block inside the socket has been played in the setting of inserted bar, jack and through-hole.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, when two double-wall corrugated pipes are required to be spliced, the four inserting blocks on one side end face of the outer wall body are aligned with the four sockets on the other side end face of the outer wall body, the inserting blocks are inserted into the sockets after being aligned, when the inserting blocks are positioned in the sockets, the rotating wheel is rotated to drive the threaded rod to rotate, the threaded rod is rotated to drive the movable plate to move downwards in the vertical groove, the movable plate moves downwards in the vertical groove to drive the inserting rod to move downwards, the inserting rod moves downwards to enable the inserting rod to pass through the through hole and be inserted into the socket, the inserting rod and the socket are inserted and connected, so that the inserting blocks are firmly limited and fixed in the sockets, the connection and the fixation of the two double-wall corrugated pipes are completed, and meanwhile, the four top angles of the trough of the outer wall are set to be arc angles, so that stress concentration can be reduced, ring rigidity is increased, and the connection stability of the two double-wall corrugated pipes is firmly achieved through the cooperation of the structure.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a square double-wall corrugated pipe according to the present utility model;

FIG. 2 is a schematic view of another angle structure of a square double-wall corrugated pipe according to the present utility model;

FIG. 3 is a schematic view of the structure of the square double-wall corrugated pipe shown in FIG. 2A;

legend description:

1. an outer wall body; 2. an inner wall body; 3. a splicing device; 301. inserting blocks; 302. a jack; 303. a socket; 304. a U-shaped bracket; 305. a threaded rod; 306. a rotating wheel; 307. a vertical groove; 308. a movable plate; 309. a rod; 310. a through hole; 4. the outer wall is a trough.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-3, the present utility model provides a technical solution: the square double-wall corrugated pipe comprises an outer wall body 1 and an inner wall body 2, wherein a plurality of outer wall wave troughs 4 are fixedly arranged on the surface of the outer wall body 1.

The specific arrangement and function of the splicing device 3 will be described in detail below.

In this embodiment: the splicing device 3 is arranged on one side end face of the outer wall body 1, the splicing device 3 comprises four inserting blocks 301, the four inserting blocks 301 are fixedly arranged on one side end face of the outer wall body 1, insertion holes 302 are formed in the surfaces of the four inserting blocks 301, and four sockets 303 are fixedly arranged on the other side end face of the outer wall body 1. By arranging the splicing device 3, when two double-wall corrugated pipes are required to be spliced, firstly, four inserting blocks 301 on one side end face of the outer wall body 1 are aligned with four sockets 303 on the other side end face of the outer wall body 1, after alignment, the inserting blocks 301 are inserted into the interiors of the sockets 303, when the inserting blocks 301 are positioned in the interiors of the sockets 303, at the same time, the rotating wheel 306 rotates, the rotating wheel 306 drives the threaded rod 305 to rotate, the threaded rod 305 rotates and drives the movable plate 308 to move downwards in the interiors of the vertical grooves 307, the movable plate 308 moves downwards in the interiors of the vertical grooves 307 and drives the inserting rods 309 to move downwards, the inserting rods 309 move downwards to enable the inserting rods to pass through the through holes 310 and to be inserted into the interiors of the inserting holes 302, the inserting rods 309 and the inserting holes 302 are inserted so as to firmly limit and fix the inserting blocks 301 in the interiors of the sockets 303, therefore, connection and fixation of the two double-wall corrugated pipes are completed, and simultaneously, four top angles of the outer wall wave troughs 4 are set to be circular arc angles, stress concentration can be reduced, ring rigidity is increased, and connection stability of the two double-wall corrugated pipes is firmly connected through cooperation of the structures.

In this embodiment: the arrangement of the socket 303 and the plug 301 has the effect of initially splicing the two double-wall corrugated pipes.

Specifically, two U-shaped brackets 304 are fixedly installed on the upper and lower end surfaces of the end surface of the other side of the outer wall body 1, a threaded rod 305 is rotatably connected between the inner walls of the two ends of the U-shaped brackets 304, and a rotating wheel 306 is fixedly installed at one end port of the threaded rod 305.

In this embodiment: the U-shaped bracket 304 has the effect of supporting the threaded rod 305, and the rotating wheel 306 has the effect of driving the threaded rod 305 to rotate.

Specifically, the inner wall surface of the U-shaped bracket 304 is provided with a vertical groove 307, the surface of the threaded rod 305 is in threaded connection with a movable plate 308, and the movable plate 308 is in sliding connection with the vertical groove 307 by means of the threaded rod 305. The provision of the threaded rod 305 has the effect of driving the movable plate 308 to move inside the vertical slot 307.

Specifically, the bottom surface of the movable plate 308 is fixedly provided with a plug rod 309, and the surfaces of the four sockets 303 are provided with through holes 310. The arrangement of the pins 309, the receptacles 302 and the through holes 310 has the effect of securely confining the plug 301 within the receptacle 303.

Working principle: by arranging the splicing device 3, when two double-wall corrugated pipes are required to be spliced, firstly, four inserting blocks 301 on one side end face of the outer wall body 1 are aligned with four sockets 303 on the other side end face of the outer wall body 1, after alignment, the inserting blocks 301 are inserted into the interiors of the sockets 303, when the inserting blocks 301 are positioned in the interiors of the sockets 303, at the same time, the rotating wheel 306 rotates, the rotating wheel 306 drives the threaded rod 305 to rotate, the threaded rod 305 rotates and drives the movable plate 308 to move downwards in the interiors of the vertical grooves 307, the movable plate 308 moves downwards in the interiors of the vertical grooves 307 and drives the inserting rods 309 to move downwards, the inserting rods 309 move downwards to enable the inserting rods to pass through the through holes 310 and to be inserted into the interiors of the inserting holes 302, the inserting rods 309 and the inserting holes 302 are inserted so as to firmly limit and fix the inserting blocks 301 in the interiors of the sockets 303, therefore, connection and fixation of the two double-wall corrugated pipes are completed, and simultaneously, four top angles of the outer wall wave troughs 4 are set to be circular arc angles, stress concentration can be reduced, ring rigidity is increased, and connection stability of the two double-wall corrugated pipes is firmly connected through cooperation of the structures.

While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims (6)

1. Square double-walled ripple tubular product, including outer wall body (1) and inner wall body (2), the fixed surface of outer wall body (1) installs a plurality of outer wall wave troughs (4), its characterized in that: splicing device (3) are all equipped with on one side terminal surface of outer wall body (1), splicing device (3) are including four inserts (301), four insert (301) fixed mounting is in one side terminal surface of outer wall body (1), four jack (302) have all been seted up on the surface of insert (301), the opposite side terminal surface fixed mounting of outer wall body (1) has four sockets (303).

2. The square double-walled corrugated tubing of claim 1, wherein: two U-shaped brackets (304) are fixedly installed on the surfaces of the upper end face and the lower end face of the other side end face of the outer wall body (1), threaded rods (305) are connected between the inner walls of the two ends of the U-shaped brackets (304) in a rotating mode, and rotating wheels (306) are fixedly installed at one end port of each threaded rod (305).

3. The square double-walled corrugated tubing of claim 2, wherein: a vertical groove (307) is formed in the inner wall surface of the U-shaped bracket (304), and a movable plate (308) is connected to the surface of the threaded rod (305) in a threaded manner.

4. A square double-walled corrugated tubing as claimed in claim 3, wherein: the movable plate (308) is connected with the vertical groove (307) in a sliding way by virtue of the threaded rod (305).

5. The square double-walled corrugated tubing of claim 4, wherein: the bottom surface of the movable plate (308) is fixedly provided with a plug rod (309).

6. The square double-walled corrugated tubing of claim 5, wherein: through holes (310) are formed in the surfaces of the four sockets (303).