CN213655704U

CN213655704U - Rubber-plastic sealing ring for PVC-O pipeline

Info

Publication number: CN213655704U
Application number: CN202021419971.7U
Authority: CN
Inventors: 周卫兴
Original assignee: Danyang Zhongwang Rubber And Plastic Products Co ltd
Current assignee: Danyang Zhongwang Rubber And Plastic Products Co ltd
Priority date: 2020-07-19
Filing date: 2020-07-19
Publication date: 2021-07-09
Anticipated expiration: 2030-07-19

Abstract

The utility model discloses a PVC-O rubber and plastic sealing washer for pipeline relates to rubber and plastic sealing washer technical field. Including a sealing washer and No. two sealing washers, the hollow circular slot has been seted up on No. two sealing washers, the quantity of hollow circular slot is four, and even setting is on No. two sealing washers, the left side of No. two sealing washers is provided with a sealed outer wall, the inside of a sealed outer wall is provided with a sealed inner wall, a sealed inner wall is the design of hollow rubber tube, the right side fixed mounting of a sealing washer has the fixed bolster. The rubber and plastic sealing ring for the PVC-O pipeline is provided with the first sealing ring and the second sealing ring, the first sealing ring and the second sealing ring are fixed through rotation between the threaded rod and the nut, the fixing strength can be determined through the scale strips on the scale rod, the first sealing ring and the second sealing ring are prevented from being damaged due to excessive fixation, the practicability of the rubber and plastic sealing ring for the PVC-O pipeline is improved, and the rubber and plastic sealing ring is convenient for workers to operate.

Description

Rubber-plastic sealing ring for PVC-O pipeline

Technical Field

The utility model relates to a rubber and plastic sealing washer technical field specifically is a rubber and plastic sealing washer is used to PVC-O pipeline.

Background

The PVC-O pipe sealing ring on the market at present mainly uses natural rubber, ethylene propylene diene monomer rubber and full rubber as materials, and because the relative wall thickness of PVC-O pipe is thinner, the deformation, the displacement and the overturning of a sealing ring of the full rubber sealing ring can easily occur in the process of pipeline installation, thereby influencing the sealing property of pipeline connection, greatly reducing the sealing property of the PVC-O pipe when in connection and solving the problem of the working efficiency of workers.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a PVC-O rubber and plastic sealing washer for pipeline has solved the problem that above-mentioned background art mentioned.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a PVC-O rubber and plastic sealing washer for pipeline, includes sealing washer and No. two sealing washers, the hollow circular slot has been seted up on No. two sealing washers, the quantity of hollow circular slot is four, and even setting is on No. two sealing washers, the left side of No. two sealing washers is provided with a sealed outer wall, the inside of a sealed outer wall is provided with a sealed inner wall, a sealed inner wall is the design of hollow rubber tube, the right side fixed mounting of a sealing washer has the fixed bolster, the last elastic element that has cup jointed of fixed bolster, elastic element's one end and the right side welded shape of a sealing washer, elastic element's the other end passes and has seted up hollow circular slot on No. two sealing washers, with the left surface zonulae occludens of No. two sealed outer walls, fixed mounting has No. two sealed outer walls on the right surface of No. two sealing washers.

Preferably, the fixed bolster passes through threaded rod and scale bar fixed connection, and the rightmost side the distance between the scale bar on the scale bar to a sealing washer right surface equals with the thickness between No. two sealing washers and No. two sealed outer walls.

Preferably, a second sealing inner wall is fixedly connected to the second sealing ring and designed as a hollow rubber tube.

Preferably, three graduation lines are arranged on the graduation rod.

Preferably, outer wall circular grooves are uniformly distributed on the second sealing outer wall, and the diameter of each outer wall circular groove is equal to that of the fixing support.

Preferably, circular grooves with the same diameter are formed in the middle parts of the first sealing ring and the second sealing ring, and the diameter of each circular groove is equal to the hollow diameter of the first sealing inner wall and the hollow diameter of the second sealing inner wall.

(III) advantageous effects

The utility model provides a PVC-O rubber and plastic sealing washer for pipeline. The method has the following beneficial effects:

(1) the PVC-O rubber and plastic sealing ring for the pipeline is provided with a first sealing ring and a second sealing ring, the PVC-O pipeline is fixedly installed on the first sealing ring and the second sealing ring respectively in a welding mode, then the first sealing ring and the second sealing ring are fixed through rotation between the threaded rod and the nut, the fixed strength can be determined through the scale strips on the scale rod, the first sealing ring and the second sealing ring are prevented from being damaged due to excessive fixation, the practicability of the PVC-O rubber and plastic sealing ring for the pipeline is improved, and the operation of workers is facilitated.

(2) This PVC-O rubber and plastic sealing washer for pipeline is provided with elastic element, when sealing washer and No. two sealing washers carry out sealing connection for a long time, probably lead to can't distinguish the gap between sealing washer and No. two sealing washers clearly, make the staff can not be quick when dismantling separate sealing washer and No. two sealing washers, reduced staff's work efficiency, and elastic element then can play certain elasticity, make separation that sealing washer and No. two sealing washers can be quick.

Drawings

FIG. 1 is a left side view schematic diagram of the whole device of the present invention;

FIG. 2 is a right side view of the overall device of the present invention;

FIG. 3 is a schematic side view of the overall device of the present invention;

fig. 4 is a side view schematic diagram of the second sealing ring of the present invention.

In the figure: the sealing device comprises a sealing ring 1, a fixing support 11, an elastic element 12, a scale rod 13, a threaded rod 14, a nut 15, a sealing outer wall 2A, a sealing ring 3B, a hollow circular groove 31, a sealing outer wall 4B, an outer wall circular groove 41, a sealing inner wall 5A and a sealing inner wall 6B.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rubber and plastic sealing ring for a PVC-O pipeline comprises a first sealing ring 1 and a second sealing ring 3, wherein the second sealing ring 3 is provided with four hollow circular grooves 31, and is uniformly arranged on the second sealing ring 3, the first sealing outer wall 2 is arranged on the left side of the second sealing ring 3, the first sealing inner wall 5 is arranged inside the first sealing outer wall 2, the first sealing inner wall 5 is designed as a hollow rubber tube, the right side of the first sealing ring 1 is fixedly provided with a fixed support 11, an elastic element 12 is sleeved on the fixed support 11, one end of the elastic element 12 is welded and formed with the right side of the first sealing ring 1, the other end of the elastic element 12 penetrates through the second sealing ring 3 and is provided with a hollow circular groove 31, with No. two sealed outer wall 4's left surface zonulae occludens, No. two sealed outer wall 4 of fixed mounting on No. two sealing washer 3's the right surface.

Further, the fixed support 11 is fixedly connected with the scale rod 13 through the threaded rod 14, and the distance between the scale strip on the rightmost scale rod 13 and the right surface of the first sealing ring 1 is equal to the thickness between the second sealing ring 3 and the second sealing outer wall 4.

Further, a second sealing inner wall 6 is fixedly connected to the second sealing ring 3, and the second sealing inner wall 6 is designed as a hollow rubber tube.

Further, three graduation lines are arranged on the graduation rod 13.

Further, outer wall circular grooves 41 are uniformly distributed on the second sealing outer wall 4, and the diameter of each outer wall circular groove 41 is equal to that of the fixing support 11.

It is worth noting that circular grooves with the same diameter are formed in the middle of the first sealing ring 1 and the second sealing ring 3, and the diameter of each circular groove is equal to the hollow diameter of the first sealing inner wall 5 and the second sealing inner wall 6.

The utility model discloses in be provided with sealing washer 1 and No. two sealing washers 3, through welded mode with PVC-O pipeline fixed mounting respectively on sealing washer 1 and No. two sealing washers 3, then fix sealing washer 1 and No. two sealing washers 3 through the rotation between threaded rod 14 and the nut 15, can confirm fixed dynamics through the scale strip on the scale rod 13, prevent to fix and excessively lead to sealing washer 1 and No. two sealing washers 3 to damage, improve the practicality of PVC-O rubber and plastic sealing washer for pipeline, make things convenient for the staff to operate.

When the sealing device works (or is used), the special PVC-O pipeline glue is coated on the first sealing outer wall 2 and the first sealing inner wall 5 on the first sealing ring 1, so that the PVC-O pipeline and the first sealing ring 1 are welded and fixed, then the PVC-O pipeline and the second sealing ring 3 are welded and fixed in the same mode, then the fixing support 11 penetrates through the hollow circular groove on the second sealing ring 3 and the outer wall circular groove 41 on the second sealing outer wall 4, so that the first sealing ring 1 and the second sealing ring 3 are in a tight connection state, then the nut 15 is placed, the nut 15 is in threaded connection with the threaded rod 14, and the nut 15 is rotated continuously, so that the first sealing ring 1 and the second sealing ring 3 are in a more compact state.

In the utility model, a scale rod 13 is arranged, three scale marks are arranged on the scale rod 13, when the nut 15 rotates, the rightmost scale mark is firstly exposed from an outer wall circular groove 41 on a second sealing outer wall 4, at the moment, a first sealing ring 1 and a second sealing ring 3 are in a state of being closely connected, the tightness degree between the first sealing ring 1 and the second sealing ring 3 is different due to different use environments, when better sealing performance is needed, the nut 15 continues to rotate anticlockwise from the right to the left, at the moment, a threaded rod 14 continues to move rightwards, the first sealing ring 1 and the second sealing ring 3 are more closely arranged, when the leftmost scale mark is firstly exposed from an outer wall circular groove 41 on the second sealing outer wall 4, the maximum deformation of the first sealing ring 1 and the second sealing ring 3 is realized, the first sealing ring 1 and the second sealing ring 3 are damaged by continuing to rotate the nut 15, the graduation marks on the graduation marks 13 play an important role in prompting.

The utility model discloses in pass hollow circular slot 31 and outer wall circular slot 41 through fixed bolster 11, can effectual solution glue sealing washer appear that the sealing washer warp, shift, the top turns over at the in-process of piping erection very easily to influence the problem of pipe connection leakproofness.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PVC-O rubber and plastic sealing washer for pipeline, includes sealing washer (1) and No. two sealing washers (3), its characterized in that: the second sealing ring (3) is provided with four hollow circular grooves (31), and is uniformly arranged on a second sealing ring (3), a first sealing outer wall (2) is arranged at the left side of the second sealing ring (3), a first sealing inner wall (5) is arranged inside the first sealing outer wall (2), the first sealing inner wall (5) is designed as a hollow rubber tube, a fixed bracket (11) is fixedly arranged on the right side of the first sealing ring (1), an elastic element (12) is sleeved on the fixed support (11), one end of the elastic element (12) is welded and formed with the right side of the first sealing ring (1), the other end of the elastic element (12) penetrates through the second sealing ring (3) and is provided with a hollow circular groove (31), with the left surface zonulae occludens of No. two sealed outer walls (4), fixed mounting has No. two sealed outer walls (4) on the right surface of No. two sealing washer (3).

2. The rubber-plastic sealing ring for the PVC-O pipeline as claimed in claim 1, wherein: fixed bolster (11) are through threaded rod (14) and scale bar (13) fixed connection, the rightmost side the distance between scale strip on scale bar (13) to a sealing washer (1) right surface equals with the thickness between No. two sealing washer (3) and No. two sealed outer walls (4).

3. The rubber-plastic sealing ring for the PVC-O pipeline as claimed in claim 1, wherein: no. two sealing inner walls (6) are fixedly connected to the second sealing ring (3), and the second sealing inner walls (6) are designed to be hollow rubber tubes.

4. The rubber-plastic sealing ring for the PVC-O pipeline as claimed in claim 2, wherein: three scale marks are arranged on the scale rod (13).

5. The rubber-plastic sealing ring for the PVC-O pipeline as claimed in claim 1, wherein: and outer wall circular grooves (41) are uniformly distributed on the second sealing outer wall (4), and the diameter of each outer wall circular groove (41) is equal to that of the fixed support (11).

6. The rubber-plastic sealing ring for the PVC-O pipeline as claimed in claim 1, wherein: the middle parts of the first sealing ring (1) and the second sealing ring (3) are provided with circular grooves with the same diameter, and the diameter of each circular groove is equal to the hollow diameter of the first sealing inner wall (5) and the second sealing inner wall (6).