CN210050405U

CN210050405U - HDPE double-wall corrugated pipe

Info

Publication number: CN210050405U
Application number: CN201920810928.4U
Authority: CN
Inventors: 孙海英; 韩鈺; 刘冰
Original assignee: SHANDONG HAILI PIPELINE TECHNOLOGY Co Ltd
Current assignee: SHANDONG HAILI PIPELINE TECHNOLOGY Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-11
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a HDPE double-wall corrugated pipe, which comprises a pipe body, a reinforcing ring and a connecting pipe; the clamping ring is detachably connected to the pipe body; the clamping plate is detachably connected to the clamping ring; the locking ring is rotatably connected to the clamping plate; the arc-shaped groove is connected to the inner wall of the connecting pipe; the rubber ring is sleeved on the pipe body and abuts against the arc-shaped groove; the external thread is used for being connected to the locking ring; the internal thread is used for being connected to the connecting pipe; the utility model discloses in connecting the position equipment and accomplishing the back and inserting the body into the connecting pipe, through rotating the lock ring and then make the external screw thread on the lock ring link to each other with the internal thread of connecting pipe inner wall to be connected, when through threaded connection, the rubber circle is laminated with the arc recess in the connecting pipe mutually to realize sealed effect, the tooth shape of the screw thread that the scheme adopted is trapezoidal thread, thereby can realize auto-lock effect, make the rubber circle laminate with the arc recess all the time.

Description

HDPE double-wall corrugated pipe

Technical Field

The utility model relates to a bellows technical field especially relates to a HDPE double-walled bellows.

Background

A high-density polyethylene (HDPE) double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall, is firstly developed and succeeded in Germany in the beginning of the 80 s, is developed and perfected for more than ten years, is developed into a complete product series from a single variety, and is mature in production process and use technology at present. Due to excellent performance and relatively economic manufacturing cost, the HDPE double-wall corrugated pipe has been greatly popularized and applied in developed countries such as Europe and America, in China, the popularization and application of the HDPE double-wall corrugated pipe are in a rising potential stage, all technical indexes reach the use standard, the inner wall of the double-wall corrugated pipe is generally blue and black, the inner wall of part of brands can use yellow, when the HDPE double-wall corrugated pipe is installed, the HDPE double-wall corrugated pipe is installed in a direct joint mode, the inner wall of the direct joint is smooth, after the HDPE double-wall corrugated pipe is installed, relative movement occurs between two adjacent double-wall corrugated pipes due to long-term use, the phenomenon that a pipe body is separated from the direct joint easily occurs, and thus, a gateway can be blocked, and particularly when the HDPE double-wall corrugated pipe is installed outdoors, serious.

Through the retrieval, like chinese utility model patent that patent number is CN201721547677.2, the announcement day is 2018-06-26 discloses a HDPE double-walled bellows, including the body, the inner wall of body is smooth, and the body outer wall includes crest structure and trough structure, crest structure and trough structure on the outer wall set up along the axial of double-walled bellows in turn, the one end of body still is provided with the pipe connector with body an organic whole, the internal diameter of pipe connector with the external diameter of body is unanimous, and pipe connector inner wall be provided with in turn with the crest structure and the trough structure of body outer wall looks adaptation, its theory of operation is: because the pipe connector is designed, and the wave crest structure and the wave trough structure which are matched with the outer wall of the pipe body are alternately arranged on the inner wall of the pipe connector, when the corrugated pipe is installed, one end of the upper-wall corrugated pipe without the pipe connector is inserted into the pipe connector, and the wave crest and the wave trough which are alternately arranged are positioned and occluded, so that the double-wall corrugated pipes are firmer after the installation, and the disjointing can not occur.

Although the scheme makes the double-wall corrugated pipe more firm after installation and has no dislocation, the scheme has the following defects: after long-term use, loosening can occur, so that the sealing effect is poor, and gaps are easily generated at the joints, so that HDPE double-wall corrugated pipes are proposed to improve the sealing effect.

Disclosure of Invention

The utility model aims at solving the defects in the prior art and providing a HDPE double-wall corrugated pipe.

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

an HDPE double-wall corrugated pipe comprises a pipe body, a reinforcing ring and a connecting pipe, wherein the reinforcing ring and the pipe body are integrally formed;

the clamping ring is detachably connected to the pipe body;

the clamping plate is detachably connected to the clamping ring;

the locking ring is rotatably connected to the clamping plate;

the arc-shaped groove is connected to the inner wall of the connecting pipe;

the rubber ring is sleeved on the pipe body and abuts against the arc-shaped groove;

the external thread is used for being connected to the locking ring;

the internal thread is used for being connected to the connecting pipe and is in threaded connection with the external thread.

Preferably, the retainer ring mainly comprises a first ring body and a second ring body, one end of the first ring body is rotatably connected with one end of the second ring body through a pin shaft, and the other end of the first ring body is attached to the other end of the second ring body.

Preferably, a clamping groove is formed in the clamping ring, and a clamping rod corresponding to the clamping groove is fixedly connected to the clamping plate.

Preferably, the clamping plate is provided with a sliding groove, the inner wall of the locking ring is fixedly connected with a sliding block, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, the inner walls of the first ring body and the second ring body are provided with first limiting grooves corresponding to the reinforcing rings.

Preferably, the inner wall of the rubber ring is provided with a second limit groove corresponding to the reinforcing ring.

Preferably, the outer wall of the locking ring is connected with an anti-slip strip.

Compared with the prior art, the utility model provides a HDPE double-walled bellows possesses following beneficial effect:

1. the HDPE double-wall corrugated pipe is characterized in that a first ring body and a second ring body are sleeved on a pipe body, the first ring body and the second ring body are attached to a first limiting groove of the first ring body and a second limiting groove of the second ring body through a reinforcing ring for limiting, then a clamping plate is connected with the first ring body and the second ring body, on one hand, the first ring body and the second ring body are locked, on the other hand, the locking ring is connected with the first ring body and the second ring body, the diameter of an inner hole of the locking ring is larger than that of the reinforcing ring, so that the locking ring can rotate on the clamping plate, then a rubber ring is sleeved on the reinforcing ring on the pipe body, the rubber ring is limited through the reinforcing ring, after a connecting part is assembled, the pipe body is inserted into the connecting pipe, an external thread on the locking ring is connected with an internal thread of the inner wall of the connecting pipe by rotating the locking ring, so as to be connected, and simultaneously, the rubber ring is attached to an, thereby realize sealed effect, the tooth shape of the screw thread that the scheme adopted is trapezoidal thread to can realize the auto-lock effect, make the rubber circle laminate with the arc recess all the time.

2. This HDPE double-walled bellows adopts the kelly card on the cardboard to go into the draw-in groove on the rand best, realizes locking, because connecting pipe and body are installed in the underground, consequently can not rotate at will, consequently adopts half open-close type draw-in groove, convenient to detach and installation.

Drawings

Fig. 1 is a schematic structural diagram of a HDPE double-wall corrugated pipe according to the present invention;

fig. 2 is a schematic structural diagram of a HDPE double-wall corrugated pipe according to the present invention;

fig. 3 is a schematic structural diagram three of an HDPE double-wall corrugated pipe according to the present invention;

fig. 4 is a schematic structural diagram of a HDPE double-wall corrugated pipe according to the present invention;

fig. 5 is a schematic structural diagram of a HDPE double-wall corrugated pipe according to the present invention;

fig. 6 is a sixth schematic structural view of an HDPE double-wall corrugated pipe according to the present invention;

fig. 7 is a schematic structural view of a portion a in fig. 5 of a HDPE double-wall corrugated pipe according to the present invention;

fig. 8 is a schematic view of the connection structure of the HDPE double-wall corrugated pipe locking plate, the clamping plate, and the clamping ring according to the present invention.

In the figure: 1. a connecting pipe; 101. an arc-shaped groove; 102. an internal thread; 2. a pipe body; 201. a reinforcing ring; 202. a rubber ring; 3. a collar; 301. clamping a plate; 302. a locking ring; 3021. anti-slip strips; 3022. an external thread; 3023. a slider; 3024. a chute; 303. a first ring body; 3031. a card slot; 3032. a clamping rod; 304. and a second ring body.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-8, the HDPE double-wall corrugated pipe comprises a pipe body 2, a reinforcing ring 201, a connecting pipe 1 and a reinforcing ring 201, wherein the reinforcing ring 201 and the pipe body 2 are integrally formed;

the clamping ring 3 is detachably connected to the pipe body 2;

the clamping plate 301 is detachably connected to the clamping ring 3;

the locking ring 302 is rotatably connected to the clamping plate 301;

the arc-shaped groove 101 is connected to the inner wall of the connecting pipe 1;

the rubber ring 202 is sleeved on the pipe body 2 and abuts against the arc-shaped groove 101;

external threads 3022 for attachment to the locking ring 302;

and an internal thread 102 for coupling to the coupling pipe 1 and threadedly coupled to the external thread 3022.

The inner walls of the first ring body 303 and the second ring body 304 are provided with first limit grooves corresponding to the reinforcing ring 201.

The inner wall of the rubber ring 202 is provided with a second limit groove corresponding to the reinforcing ring 201.

The collar 3 mainly comprises a first ring body 303 and a second ring body 304, wherein one end of the first ring body 303 and one end of the second ring body 304 are rotatably connected through a pin, the other end of the first ring body 303 and the other end of the second ring body 304 are attached, when a user uses the collar, the first ring body 303 and the second ring body 304 are firstly sleeved on the pipe body 2 and are attached to first limiting grooves of the first ring body 303 and the second ring body 304 through a reinforcing ring 201 so as to limit, then a clamping plate 301 is connected with the first ring body 303 and the second ring body 304, on one hand, the first ring body 303 and the second ring body 304 are locked, on the other hand, the locking ring 302 is connected with the first ring body 303 and the second ring body 304, the diameter of an inner hole of the locking ring 302 is larger than that of the reinforcing ring 201, so that the locking ring 302 can rotate on the clamping plate 301, then the rubber ring 202 is sleeved on the reinforcing ring 201 on the pipe body 2, and the rubber ring 202 is limited through the reinforcing ring 201, connect the position equipment to accomplish the back and insert the body in connecting pipe 1, through rotating the lock ring 302 and then make external screw thread 3022 on the lock ring 302 link to each other with the internal thread 102 of connecting pipe 1 inner wall, thereby connect, when through threaded connection, rubber circle 202 laminates with the arc recess 101 in the connecting pipe 1 mutually, thereby realize sealed effect, the tooth shape of the screw thread that the scheme adopted is trapezoidal thread, thereby can realize the auto-lock effect, make rubber circle 202 laminate with arc recess 101 all the time.

Example 2:

referring to fig. 8, a HDPE double-wall corrugated pipe is substantially the same as that in embodiment 1, further, a clamping groove 3031 is arranged on the collar 3, a clamping rod 3032 corresponding to the clamping groove 3031 is fixedly connected to the clamping plate 301, when the clamping plate 301 is connected to the collar 3, the clamping rod 3032 on the clamping plate 301 is preferably clamped into the clamping groove 3031 on the collar 3 to realize locking, and since the connecting pipe 1 and the pipe body 2 are installed underground and cannot rotate randomly, the clamping groove 3031 is semi-opened and is convenient to detach and install.

Example 3:

referring to fig. 7, a HDPE double-wall corrugated pipe is substantially the same as that of embodiment 1, and further, a sliding slot 3024 is provided on the clamp plate 301, a sliding block 3023 is fixedly connected to the inner wall of the locking ring 302, the sliding block 3023 is slidably connected to the sliding slot 3024, and when the locking ring 302 is connected to the clamp plate 301, the sliding block 3023 on the locking ring 302 is preferably adapted to slide in the sliding slot 3024 on the clamp plate 301.

The outer wall connection of lock ring 302 has antislip strip 3021, is convenient for rotate lock ring 302 through antislip strip 3021.

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 HDPE double-wall corrugated pipe comprises a pipe body (2) and a reinforcing ring (201), wherein the reinforcing ring (201) and the pipe body (2) are integrally formed, and the HDPE double-wall corrugated pipe is characterized by further comprising a connecting pipe (1);

the clamping ring (3) is detachably connected to the pipe body (2);

the clamping plate (301) is detachably connected to the clamping ring (3);

the locking ring (302) is rotatably connected to the clamping plate (301);

the arc-shaped groove (101) is connected to the inner wall of the connecting pipe (1);

the rubber ring (202) is sleeved on the pipe body (2) and abuts against the arc-shaped groove (101);

an external thread (3022) for attachment to the locking ring (302);

the internal thread (102) is used for being connected to the connecting pipe (1) and is in threaded connection with the external thread (3022).

2. HDPE double-wall corrugated pipe according to claim 1, characterized in that the collar (3) mainly comprises a first ring body (303) and a second ring body (304), one end of the first ring body (303) and one end of the second ring body (304) are rotatably connected through a pin, and the other end of the first ring body (303) and the other end of the second ring body (304) are attached.

3. HDPE double-wall corrugated pipe according to claim 2, characterized in that the clamping ring (3) is provided with a clamping groove (3031), and the clamping plate (301) is fixedly connected with a clamping rod (3032) corresponding to the clamping groove (3031).

4. HDPE double-walled corrugated pipe according to any of claims 1-3, wherein the clamping plate (301) is provided with a sliding groove (3024), the inner wall of the locking ring (302) is fixedly connected with a sliding block (3023), and the sliding block (3023) is slidably connected with the sliding groove (3024).

5. HDPE double-wall corrugated pipe according to claim 2, characterized in that the inner walls of the first ring body (303) and the second ring body (304) are provided with first limiting grooves corresponding to the reinforcing ring (201).

6. HDPE double-walled corrugated pipe according to any of claims 1-3, characterized in that the inner wall of the rubber ring (202) is provided with a second limiting groove corresponding to the reinforcing ring (201).

7. HDPE double-walled corrugated pipe according to claim 4, characterized in that the outer wall of the locking ring (302) is connected with a non-slip strip (3021).