CN211423669U - High-density polyethylene double-wall corrugated pipe - Google Patents
High-density polyethylene double-wall corrugated pipe Download PDFInfo
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- CN211423669U CN211423669U CN201921679558.1U CN201921679558U CN211423669U CN 211423669 U CN211423669 U CN 211423669U CN 201921679558 U CN201921679558 U CN 201921679558U CN 211423669 U CN211423669 U CN 211423669U
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Abstract
The utility model discloses a high density polyethylene double-walled bellows, including inner tube and the outer tube of setting in the inner tube outside, the electric heat melting area body coupling is passed through at the both ends of inner tube and outer tube is fixed, one end at the outer tube is fixed with the female end of installation, one end at the inner tube is fixed with the installation son end, there is the spacing bulge loop in the inside integrated into one piece of installation mother end, on the outer wall of installation son end and between the end wall of outer tube through electric heat melting zone circle fixedly connected with loudspeaker form lantern ring, two at least screens recesses have evenly been seted up on the outer wall of installation son end, the position that the tip of loudspeaker form lantern ring extends to the screens recess, the plug-in card recess has been seted up on the lateral wall of installation mother end, be provided with the plug-in card spacer in the plug-in card recess, the surface at the plug-in card spacer and the. The utility model discloses a structure sets up rationally, is favorable to improving the reliable and stable nature of connecting, is difficult to the gassing, is favorable to improving and connects stable life-span, and the suitability is strong and the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of the bellows, concretely relates to high density polyethylene double-walled bellows.
Background
The double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall. But the junction of the high density polyethylene double-walled bellows on the existing market is connected through the hot melt adhesive mostly, avoids producing the bubble in the hot melt adhesive inside when sealed, and the bubble can lead to connection structure unstable in the use, will make the leakproofness descend after long time, reduces the safety in utilization of double-walled bellows, is difficult to satisfy the demand under the special circumstances. Therefore, it is necessary to design a high density polyethylene double wall corrugated pipe.
Disclosure of Invention
The utility model aims at providing a structure sets up reasonable and the suitability is strong high density polyethylene double-walled bellows.
The technical scheme for realizing the purpose of the utility model is that the high-density polyethylene double-wall corrugated pipe comprises an inner pipe and an outer pipe arranged outside the inner pipe, wherein the two ends of the inner pipe and the outer pipe are fixedly connected through an electrothermal fusion belt, one end of the outer pipe is fixedly provided with an installation female end, one end of the inner pipe is fixedly provided with an installation male end, the inner part of the installation female end is integrally formed with a limiting convex ring, the inner diameter of the limiting convex ring is the same as the outer diameter of the installation male end, a horn-shaped lantern ring is fixedly connected between the outer wall of the installation male end and the end wall of the outer pipe through the electrothermal fusion belt, at least two clamping grooves are uniformly arranged on the outer wall of the installation male end, the end part of the horn-shaped lantern ring extends to the positions of the clamping grooves, the side wall of the installation female end is provided with a card-inserting groove, and a card-inserting, the surface of the card inserting positioning piece and the outer surface of the mounting sub-end are wrapped with electrothermal melting belt surface layers.
The outer side surface of the limiting convex ring is provided with a pressing groove, a sealing ring is arranged in the pressing groove, and the end walls of the adjacent mounting sub-ends are pressed in the pressing groove.
A rubber sleeve is arranged between the inner pipe and the outer pipe.
The installation female end is provided with a mounting groove, the mounting groove is provided with a mounting tooth convex ring, the mounting tooth convex ring is fixed on the outer wall of the mounting sub end, and when the mounting sub end is connected with the mounting female end, the mounting tooth convex ring is clamped into the mounting groove.
The utility model discloses has positive effect: the utility model discloses a structure sets up rationally, and the simple operation is favorable to improving the reliable and stable nature of connecting, is difficult to the gassing moreover, is favorable to improving and connects stable life-span, and the suitability is strong and the practicality is good.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
(example 1)
Fig. 1 shows a specific embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention.
Referring to fig. 1, a high density polyethylene double-wall corrugated pipe comprises an inner pipe 1 and an outer pipe 2 arranged outside the inner pipe, wherein two ends of the inner pipe and the outer pipe are fixedly connected through an electrothermal fusion belt body 3, an installation female end 4 is fixed at one end of the outer pipe, an installation male end 5 is fixed at one end of the inner pipe, a limiting convex ring 6 is integrally formed inside the installation female end, the inner diameter of the limiting convex ring is the same as the outer diameter of the installation male end, a horn-shaped lantern ring 7 is fixedly connected between the outer wall of the installation male end and the end wall of the outer pipe through an electrothermal fusion belt ring, at least two clamping grooves 8 are uniformly formed in the outer wall of the installation male end, the end part of the horn-shaped lantern ring extends to the positions of the clamping grooves, a card-inserting groove 9 is formed in the side wall of the installation female end, and a card-inserting positioning sheet 10 is arranged in the card, the surface of the card inserting positioning piece and the outer surface of the mounting sub-end are wrapped with electrothermal melting belt surface layers 11. The mounting sub-end and the mounting female end are inserted and then are closely fixed through the surface layer of the electric hot melting belt.
The outer side surface of the limiting convex ring is provided with a pressing groove 12, a sealing ring 13 is arranged in the pressing groove, and the end wall of the adjacent mounting sub end is pressed in the pressing groove.
Between the inner and outer tubes a rubber sleeve 14 is arranged.
The inner wall of the female end of the installation is provided with a pawl ring groove 15, the outer wall of the secondary end of the installation is fixed with a buckle tooth convex ring, and when the secondary end of the installation is connected with the female end of the installation, the buckle tooth convex ring is clamped into the pawl ring groove.
The utility model discloses a structure sets up rationally, and the simple operation is favorable to improving the reliable and stable nature of connecting, is difficult to the gassing moreover, is favorable to improving and connects stable life-span, and the suitability is strong and the practicality is good.
The standard parts used in the present embodiment may be purchased directly from the market, and the non-standard structural components described in the specification and drawings may be obtained by processing without any doubt according to the common general knowledge in the art, and the connection manner of the respective parts is by the conventional means developed in the art, and the machines, parts and equipment are of the conventional type in the art, so that the detailed description thereof is omitted.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. The utility model provides a high density polyethylene double-walled bellows, includes inner tube and the outer tube of setting in the inner tube outside, the both ends of inner tube and outer tube are passed through the electric heat and are melted the area body and connect fixedly, its characterized in that: the utility model discloses a plug-in card locating piece, including outer tube, inner tube, limiting bulge ring, loudspeaker-shaped lantern ring, the one end of outer tube is fixed with the female end of installation the one end of inner tube is fixed with the sub-end of installation the inside integrated into one piece of the female end of installation has the limiting bulge ring, the internal diameter of limiting bulge ring is the same with the external diameter of the sub-end of installation on the outer wall of the sub-end of installation and through electrothermal welding zone circle fixedly connected with loudspeaker-shaped lantern ring between the end wall of outer tube evenly seted up two at least screens recesses on the outer wall of the sub-end of installation, the position that the tip of loudspeaker-shaped lantern ring extends to the screens recess seted up the plug-in card recess be provided with the plug-in card spacer the surface of plug-in card spacer and the surface of the sub-.
2. The high density polyethylene double wall corrugated pipe of claim 1, wherein: the outer side surface of the limiting convex ring is provided with a pressing groove, a sealing ring is arranged in the pressing groove, and the end walls of the adjacent mounting sub-ends are pressed in the pressing groove.
3. The high density polyethylene double wall corrugated pipe of claim 2, wherein: a rubber sleeve is arranged between the inner pipe and the outer pipe.
4. The high density polyethylene double wall corrugated pipe of claim 3, wherein: the installation female end is provided with a mounting groove, the mounting groove is provided with a mounting tooth convex ring, the mounting tooth convex ring is fixed on the outer wall of the mounting sub end, and when the mounting sub end is connected with the mounting female end, the mounting tooth convex ring is clamped into the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679558.1U CN211423669U (en) | 2019-10-09 | 2019-10-09 | High-density polyethylene double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679558.1U CN211423669U (en) | 2019-10-09 | 2019-10-09 | High-density polyethylene double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211423669U true CN211423669U (en) | 2020-09-04 |
Family
ID=72245568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921679558.1U Active CN211423669U (en) | 2019-10-09 | 2019-10-09 | High-density polyethylene double-wall corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211423669U (en) |
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2019
- 2019-10-09 CN CN201921679558.1U patent/CN211423669U/en active Active
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