CN216789613U

CN216789613U - Low-temperature-resistant explosion-proof PE water supply pipe with good sealing effect

Info

Publication number: CN216789613U
Application number: CN202122805916.2U
Authority: CN
Inventors: 袁誉坤; 陈春; 刘丽芳
Original assignee: Hubei Huanya Plastic Technology Co ltd
Current assignee: Hubei Huanya Plastic Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-06-21
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to a PE water supply pipe technology, in particular to a low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect. The utility model has the advantages that: through setting up sealing assembly and auxiliary assembly, under sealing assembly and auxiliary assembly's combined action, the sealed condition of avoiding the weeping that can strengthen the junction takes place, effectively avoided external dust to get into the junction and lead to quality of water to receive the condition of influence, can prevent through limit structure and draw-in groove mutually supporting that the installation from accomplishing the back, the go-between appears reversing the not hard up condition in the use, through setting up the connecting block, the rotating ring, can be to the high-speed joint between two feed pipe bodies, work efficiency has effectively been improved.

Description

Low-temperature-resistant explosion-proof PE water supply pipe with good sealing effect

Technical Field

The utility model relates to the technical field of PE water supply pipes, in particular to a low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect.

Background

The PE water supply pipe has the characteristics of high strength, corrosion resistance, no toxicity and the like, and is widely applied to the field of water supply pipe manufacturing.

The mode that current PE feed pipe adopted the hot melt to connect usually when connecting, under cold environment, the staff need carry out the hot melt through the hot melt machine to the tip of two PE feed pipes and connect, needs higher proficiency, and cold environment can increase its connection degree of difficulty, leads to connecting sealed effect relatively poor, and then appears weeping and the condition that outside dust got into its quality of water of inside influence of pipeline in the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect, and aims to solve the problem that the sealing effect of the joint of the existing PE pipe is poor in a cold environment.

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

a low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect comprises a heat insulation pipe body, wherein a water supply pipe body is arranged inside the heat insulation pipe body, one end of the heat insulation pipe body is rotatably connected with a rotating ring, an auxiliary assembly and a sealing assembly are sequentially arranged inside the rotating ring from front to back, a clamping groove is formed in one end, away from the heat insulation pipe body, of the rotating ring, the other end of the heat insulation pipe body is fixedly connected with a connecting block, one end of the connecting block is communicated with the water supply pipe body, and a limiting structure is arranged at one end, close to the connecting block, of the heat insulation pipe body;

the surface of the connecting block is provided with a groove and an external thread, and the inner side of the rotating ring is provided with an internal thread matched with the external thread of the connecting block.

As a further scheme of the utility model: the sealing assembly comprises a connecting rod, the connecting rod is arranged inside the rotating ring, one end of the connecting rod penetrates through the heat preservation pipe body and is fixedly connected with one end of the water supply pipe body, a plurality of through grooves are uniformly formed in the surface of the connecting rod along the radial direction, and each through groove is communicated with the water supply pipe body.

As a still further scheme of the utility model: the surface sliding connection of connecting rod has sealed piece, the outer fringe of sealed piece contacts with the inside wall of rotating ring, the first spring of one side fixedly connected with that sealed piece is close to the heat preservation body, the other end of first spring and the inside wall fixed connection of rotating ring.

As a still further scheme of the utility model: the auxiliary assembly comprises a mounting groove, the mounting groove is arranged on the inner side of the rotating ring, a sealing air bag is arranged inside the mounting groove, the sealing air bag extends to the outside of the mounting groove, and an evenly distributed mounting cavity is formed in the inner wall of the mounting groove.

As a still further scheme of the utility model: every the inside sliding connection of installation cavity has the ejector pin, every the one end of ejector pin runs through the installation cavity and contacts with air-tight bag, and other end fixedly connected with second spring, every the other end of second spring and the inner wall fixed connection of installation cavity.

As a still further scheme of the utility model: the limiting structure comprises a clamping block, the clamping block is arranged on one side, close to the connecting block, of the heat insulation pipe body, one end of the clamping block is inserted into the heat insulation pipe body and fixedly connected with a third spring, the other end of the clamping block extends out of the heat insulation pipe body, and the third spring is fixedly connected with the inner wall of the heat insulation pipe body.

As a still further scheme of the utility model: and an inclined plane is arranged on one side of the clamping block extending out of the heat-insulating pipe body.

Compared with the prior art, the utility model has the beneficial effects that: through setting up seal assembly and auxiliary assembly, under seal assembly and auxiliary assembly's combined action, the sealed condition of avoiding the weeping that can strengthen the junction takes place, effectively avoided external dust to get into the junction and lead to quality of water to receive the condition of influence, limit structure and draw-in groove mutually support can prevent to install the completion back, go-between reversal not hard up condition in the use, through setting up the connecting block, the swivel becket, can be to the high-speed joint between two feed pipe bodies, work efficiency has effectively been improved.

Drawings

FIG. 1 is a schematic structural diagram of a low-temperature-resistant explosion-proof PE water supply pipe with good sealing effect.

FIG. 2 is a schematic view of a cross-sectional structure of a low-temperature-resistant explosion-proof PE water supply pipe with good sealing effect.

FIG. 3 is a schematic view of connection between a connection block and a heat insulation pipe body in a low temperature resistant explosion-proof PE water supply pipe with a good sealing effect.

Fig. 4 is a structural schematic diagram of a sealing assembly and a rotating ring in a low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect.

In the figure: 1. a heat-insulating pipe body; 2. a water supply pipe body; 3. a rotating ring; 4. connecting blocks; 5. a seal assembly; 6. an auxiliary component; 7. a limiting structure; 301. a card slot; 302. an internal thread; 401. a groove; 402. an external thread; 501. a connecting rod; 502. a first spring; 503. a through groove; 504. a sealing block; 601. mounting grooves; 602. sealing the air bag; 603. a top rod; 604. a second spring; 701. a clamping block; 702. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 4, in the embodiment of the utility model, a low temperature resistant and explosion proof type PE water supply pipe with good sealing effect comprises a heat insulation pipe body 1, a water supply pipe body 2 is arranged inside the heat insulation pipe body 1, one end of the heat insulation pipe body 1 is rotatably connected with a rotating ring 3, an auxiliary assembly 6 and a sealing assembly 5 are sequentially arranged inside the rotating ring 3 from front to back, one end of the rotating ring 3, which is far away from the heat insulation pipe body 1, is provided with a clamping groove 301, the other end of the heat insulation pipe body 1 is fixedly connected with a connecting block 4, one end of the connecting block 4 is communicated with the water supply pipe body 2, one end of the heat insulation pipe body 1, which is close to the connecting block 4, is provided with a limiting structure 7, the surface of the connecting block 4 is provided with a groove 401 and an external thread 402, the inner side of the rotating ring 3 is provided with an internal thread 302 matched with the external thread 402 of the connecting block 4, the heat insulation pipe body 1 can insulate the internal water supply pipe body 2, prevent that the inside liquid of feed pipe body 2 from freezing the condition that leads to feed pipe body 2 to burst, when two insulation tube bodies 1 link to each other, insert connecting block 4 the inboard of swivel becket 3, twist swivel becket 3 again, thereby under the combined action of internal thread 302 and external screw thread 402, two insulation tube bodies 1 can be screwed up through threaded connection's mode, in this process, seal assembly 5 can prevent the condition of junction weeping between two insulation tube bodies 1, can prevent simultaneously at draw-in groove 301 and limit structure 7's combined action not hard up reversal between the two, it is more simple and convenient that more traditional PE pipe needs the skilled mode that uses the hot melting machine of staff to connect, work efficiency has effectively been improved.

Referring to fig. 1, 2 and 4, the sealing assembly 5 includes a connecting rod 501, the connecting rod 501 is disposed inside the rotating ring 3, one end of the connecting rod 501 penetrates through the heat insulation pipe body 1 and is fixedly connected to one end of the water supply pipe body 2, a plurality of through grooves 503 are uniformly formed in the surface of the connecting rod 501 along a radial direction, each through groove 503 is communicated with the water supply pipe body 2, and liquid can be guided into the water supply pipe body 2 from the through groove 503 for transportation.

Referring to fig. 2 and 4, a sealing block 504 is slidably connected to the surface of the connecting rod 501, the outer edge of the sealing block 504 contacts the inner sidewall of the rotating ring 3, a first spring 502 is fixedly connected to one side of the sealing block 504 close to the heat-insulating tube body 1, the other end of the first spring 502 is fixedly connected to the inner sidewall of the rotating ring 3, during screwing the rotating ring 3, the connecting block 4 is gradually inserted into the rotating ring 3, so that the sealing block 504 is pushed by the connecting block 4 and the first spring 502 is compressed, the sealing block 504 slides along the surface of the connecting rod 501, and thus the two water supply tube bodies 2 can be communicated with each other through the through groove 503, and simultaneously, the gap between the connecting block 4 and the rotating ring 3 can be blocked under the action of the sealing block 504, thereby preventing the liquid from leaking, the compressed first spring 502 can push the sealing block 504 to be tightly attached to the connecting block 4 under the action of its own elastic force, thereby enhancing the sealing effect

Referring to fig. 2 and 4, the auxiliary assembly 6 includes a mounting groove 601, the mounting groove 601 is opened on the inner side of the rotating ring 3, a sealing airbag 602 is disposed inside the mounting groove 601, the sealing airbag 602 extends to the outside of the mounting groove 601, an evenly distributed mounting cavity is disposed on the inner wall of the mounting groove 601, the sealing airbag 602 can be connected between the two heat preservation pipe bodies 1 and then matched with the groove 401 to enhance the sealing effect between the connecting block 4 and the rotating ring 3, so as to prevent external dust from entering a gap between the connecting block 4 and the rotating ring 3 and affecting water quality.

Referring to fig. 2 and 4, a top rod 603 is slidably connected inside each mounting cavity, one end of each top rod 603 penetrates through the mounting cavity and contacts with the sealing airbag 602, the other end of each second spring 604 is fixedly connected with a second spring 604, the other end of each second spring 604 is fixedly connected with the inner wall of the mounting cavity, when the connecting block 4 is inserted into the inner side of the rotating ring 3, the connecting block 4 can extrude the sealing airbag 602 to push the top rod 603 to compress the second spring 604, and after the connection between the connecting block 4 and the rotating ring 3 is completed, the top rod 603 is driven under the action of the second spring 604 to push the sealing airbag 602 to cling to the groove 401, so that the sealing effect is further enhanced.

Referring to fig. 1, 2 and 3, the limiting structure 7 includes a fixture block 701, the fixture block 701 is disposed on a side of the heat insulation pipe body 1 close to the connection block 4, one end of the fixture block 701 is inserted into the heat insulation pipe body 1 and fixedly connected to a third spring 702, the other end extends out of the heat insulation pipe body 1, the third spring 702 is fixedly connected to an inner wall of the heat insulation pipe body 1, a slope is disposed on a side of the fixture block 701 extending out of the heat insulation pipe body 1, the fixture block 701 is disposed to be inserted into the interior of the slot 301 after connection is completed so as to limit the position of the rotating ring 3, and prevent the rotating ring 3 from being reversely loosened, when the rotating ring 3 is installed, the fixture block 701 can be pushed by the rotating ring 3 to contract and press the third spring 702, when the slot 301 rotates to the fixture block 701, the fixture block 701 is inserted into the interior of the slot 301 under the action of the third spring 702, and the slope disposed on a side of the fixture block 701 can rotate in a forward direction, the inner wall of the clamping groove 301 is contracted by the clamping block 701 when the inclined plane is pushed, and when the rotating ring 3 rotates reversely, the clamping groove 301 is blocked by the other side of the clamping block 701, so that the effect of preventing the rotating ring 3 from loosening is achieved.

The working principle is as follows: setting up of thermal insulation body 1 can completely cut off external low temperature to the influence of inside feed pipe body 2, when connecting two feed pipe bodies 2, the staff only needs insert the inboard of the swivel becket 3 of another thermal insulation body 1 with connecting block 4 of one of them thermal insulation body 1, thereby twist again and move swivel becket 3 and make the two screw under the mutually supporting of external screw thread 402 and internal thread 302, the sealed condition of avoiding the weeping that can strengthen junction mutually supports at this in-process seal assembly 5 and auxiliary assembly 6 takes place, effectively avoided external dust to get into junction simultaneously and leaded to quality of water to receive the condition of influence, limit structure 7 and draw-in groove 301 mutually support and can prevent to install the completion after, swivel becket 3 reverses the not hard up condition in the use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The low-temperature-resistant explosion-proof PE water supply pipe with a good sealing effect is characterized by comprising a heat insulation pipe body (1), wherein a water supply pipe body (2) is arranged inside the heat insulation pipe body (1), one end of the heat insulation pipe body (1) is rotatably connected with a rotating ring (3), an auxiliary assembly (6) and a sealing assembly (5) are sequentially arranged inside the rotating ring (3) from front to back, a clamping groove (301) is formed in one end, away from the heat insulation pipe body (1), of the rotating ring (3), the other end of the heat insulation pipe body (1) is fixedly connected with a connecting block (4), one end of the connecting block (4) is communicated with the water supply pipe body (2), and a limiting structure (7) is arranged at one end, close to the connecting block (4), of the heat insulation pipe body (1);

the surface of the connecting block (4) is provided with a groove (401) and an external thread (402), and the inner side of the rotating ring (3) is provided with an internal thread (302) matched with the external thread (402) of the connecting block (4).

2. The PE water supply pipe with good sealing effect and low temperature resistance and explosion protection as claimed in claim 1, wherein the sealing assembly (5) comprises a connecting rod (501), the connecting rod (501) is arranged inside the rotating ring (3), one end of the connecting rod (501) penetrates through the heat insulation pipe body (1) and is fixedly connected with one end of the water supply pipe body (2), a plurality of through grooves (503) are uniformly formed in the surface of the connecting rod (501) along a radial direction, and each through groove (503) is communicated with the water supply pipe body (2).

3. The PE water supply pipe with good sealing effect and low temperature and explosion resistance as claimed in claim 2, wherein a sealing block (504) is slidably connected to the surface of the connecting rod (501), the outer edge of the sealing block (504) contacts with the inner side wall of the rotating ring (3), a first spring (502) is fixedly connected to one side, close to the heat insulation pipe body (1), of the sealing block (504), and the other end of the first spring (502) is fixedly connected with the inner side wall of the rotating ring (3).

4. The PE water supply pipe with good sealing effect and low temperature and explosion resistance as claimed in claim 1, wherein the auxiliary assembly (6) comprises a mounting groove (601), the mounting groove (601) is formed in the inner side of the rotating ring (3), a sealing air bag (602) is arranged inside the mounting groove (601), the sealing air bag (602) extends to the outside of the mounting groove (601), and mounting cavities are uniformly distributed in the inner wall of the mounting groove (601).

5. The PE water supply pipe with good sealing effect and low temperature and explosion resistance as claimed in claim 4, wherein a top rod (603) is slidably connected to the inside of each installation cavity, one end of each top rod (603) penetrates through the installation cavity and is in contact with the sealing air bag (602), the other end of each top rod is fixedly connected with a second spring (604), and the other end of each second spring (604) is fixedly connected with the inner wall of the installation cavity.

6. The PE water supply pipe with good sealing effect and low temperature resistance and explosion protection as claimed in claim 1, wherein the limiting structure (7) comprises a clamping block (701), the clamping block (701) is arranged on one side, close to the connecting block (4), of the heat insulation pipe body (1), one end of the clamping block (701) is inserted into the heat insulation pipe body (1) and is fixedly connected with a third spring (702), the other end of the clamping block extends out of the heat insulation pipe body (1), and the third spring (702) is fixedly connected with the inner wall of the heat insulation pipe body (1).

7. The PE water supply pipe with good sealing effect and low temperature and explosion resistance as claimed in claim 6, wherein an inclined surface is arranged on one side of the fixture block (701) extending out of the heat insulation pipe body (1).