CN112648372A

CN112648372A - Novel convenient anti-falling rubber ring

Info

Publication number: CN112648372A
Application number: CN202011080931.9A
Authority: CN
Inventors: 奚全伟
Original assignee: Changzhou Lushi Pipeline Co ltd
Current assignee: Changzhou Lushi Pipeline Co ltd
Priority date: 2020-10-11
Filing date: 2020-10-11
Publication date: 2021-04-13

Abstract

The invention discloses a novel convenient anti-falling rubber ring, which relates to the field of rubber rings and comprises a rubber piece, wherein a plurality of groups of anti-falling connectors are arranged at the bottom of the rubber piece, clamping teeth are arranged on the inner sides of the plurality of groups of anti-falling connectors, and the anti-falling connectors are combined with the rubber piece in a vulcanization mode. The structure of the invention comprises: rubber seal portion, anticreep part etc, rubber seal portion is the rubber spare, the anticreep part is the anticreep connector, the anticreep connector combines together with the rubber spare vulcanization, its both adhesive strength are at 20N mm, the anticreep connector is the technical essential of this device, the latch tooth height that plays the anticreep effect is no longer than 1 millimeter, the latch tooth plays the anticreep effect, the stretching resistance is at 2000KN, its outer angle must be at 60 degrees, only need directly assemble during the sealing washer use at PVC pipeline kneck, directly can accomplish sealed and anticreep effect with tubular product insertion during the installation, avoid doing the anticreep buttress in pipeline accessories or valve department, can satisfy the use on more scene.

Description

Novel convenient anti-falling rubber ring

Technical Field

The invention relates to the field of rubber rings, in particular to a novel convenient anti-falling rubber ring.

Background

PVC pipeline, namely hard polyvinyl chloride pipe, is to use the hot pressing extrusion molding after polyvinyl chloride resin cooperates with stabilizer, lubricant, etc., it is the plastic material that obtains developing and applying at the earliest, PVC pipe is strong in corrosion resistance, easy to bond, low price, the texture is hard, but because there are PVC monomer and additive to ooze out, only suitable for the water supply system of the delivery temperature no more than 45 duC, PVC pipeline needs the rubber ring to seal while installing, the rubber ring is mainly used for the mechanical part to prevent the liquid and gas medium from revealing under the static condition, therefore also call the seal ring, the rubber ring should choose large cross-section as far as possible when usually choosing, under the condition of the identical interval, the volume that the rubber ring is squeezed into the interval should be smaller than its maximum allowable value squeezed into, the rubber ring is a kind of two-way acting seal element, the seal force produced by the system pressure and initial seal force compound total seal force, it increases with increasing system pressure, and the rubber ring shows a prominent effect in static sealing applications, however, in dynamic applications it is also commonly used, but it is limited by the speed and pressure at the seal.

The existing sealing ring for the PVC pipeline can be disengaged from the pipeline under the action of pressure, a special anti-drop buttress must be made at a pipeline fitting or a valve with the length of about 50 meters, the anti-drop buttress is long in manufacturing time, high in comprehensive cost, not suitable for field use and difficult to install on the field, so that the on-site installation speed of the pipeline is influenced, the construction cost is increased, and the development of the whole PVC pipeline is influenced.

Disclosure of Invention

The invention aims to: in order to solve the problems that the existing sealing ring for the PVC pipeline can be disengaged from the pipeline under the action of pressure, a special anti-drop buttress must be made at a pipeline accessory or a valve with the length of about 50 meters, the anti-drop buttress is long in manufacturing time, high in comprehensive cost, not suitable for field use and difficult to install on the field, the on-site installation speed of the pipeline is influenced, the construction cost is increased, and the development of the whole PVC pipeline is influenced, a novel convenient anti-drop rubber ring is provided.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel make things convenient for anticreep rubber circle, includes the rubber spare, the bottom of rubber spare is provided with multiunit anticreep connector, and the inboard of multiunit anticreep connector all is provided with latch tooth, anticreep connector combines together with the vulcanization of rubber spare, latch tooth height is no longer than 1 millimeter, and the latch tooth external angle must be at 60 degrees.

Preferably, the anti-falling connector is processed by a high-precision machine tool, and special glue is coated on the surface of the anti-falling connector after processing.

Preferably, the anticreep connector reduces gradually from top to bottom and is down trapezoidal, and because the one end of keeping away from the rubber spare between the trapezoidal multiunit anticreep connector has the gap.

Preferably, the rubber part may be one of ethylene propylene diene monomer, butadiene acrylonitrile rubber, styrene butadiene rubber, natural rubber and the like, and the anti-drop connector may be one of stainless steel, carbon steel, castings, engineering plastics and the like.

Compared with the prior art, the invention has the beneficial effects that: the structure of the invention comprises: the rubber sealing part, anticreep part etc., the rubber sealing part is the rubber spare, the anticreep part is the anticreep connector, the anticreep connector combines together with the rubber spare vulcanization, rubber spare and anticreep connector perfect adaptation, its both adhesive strength is 20N/mm, the anticreep connector is the technical essential component of this apparatus, the latch tooth height that plays the anticreep effect is no more than 1 millimeter, the latch tooth plays the anticreep effect, the stretching resistance is 2000KN, its external angle must be at 60 degrees, because this angle is identical with PVC tubular product interface, this anticreep connector should be processed through the high-accuracy lathe, surface treatment after processing scribbles special glue, then put into rubber spare mould and vulcanize together with the rubber spare, take out after vulcanizing the certain time and accomplish the product preparation, only need directly assemble at PVC pipeline interface when the sealing washer uses, directly insert tubular product can accomplish sealed and anticreep effect when installing, the anti-drop buttress is avoided being made in a pipeline fitting or a valve, and the use on more sites can be met.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a rubber member; 2. an anti-drop connector; 3. the latch tooth.

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 the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-3, a novel convenient anti-falling rubber ring comprises a rubber member 1, wherein a plurality of anti-falling connectors 2 are arranged at the bottom of the rubber member 1, clamping teeth 3 are arranged on the inner sides of the plurality of anti-falling connectors 2, the anti-falling connectors 2 are combined with the rubber member 1 in a vulcanization mode, the height of the clamping teeth 3 is not more than 1 mm, and the outer angle of the clamping teeth 3 is required to be 60 degrees.

The structure of the invention comprises: the anti-drop device comprises a rubber sealing part, an anti-drop part, a rubber part, an anti-drop connector 2 and a rubber part 1, wherein the rubber part 1 and the anti-drop connector 2 are combined together in a vulcanization mode, the bonding strength of the rubber part 1 and the anti-drop connector 2 is 20N/mm, the anti-drop connector 2 is a technical essential component of the device, the height of a latch tooth 3 with the anti-drop function is not more than 1 mm, the latch tooth 3 has the anti-drop function, the tensile resistance is 2000KN, the outer angle of the latch tooth is required to be 60 degrees, because the angle is matched with a PVC pipe connector, the anti-drop connector 2 is processed by a high-precision machine tool, special glue is coated after the processing, then the latch tooth is put into a rubber part 1 mould to be vulcanized together with the rubber part 1, the latch tooth is taken out after being vulcanized for a certain time to complete the product manufacturing, a sealing ring is only required to, the anti-drop buttress is avoided being made in a pipeline fitting or a valve, and the use on more sites can be met.

Please refer to fig. 1, fig. 2 and fig. 3, the anti-falling connector 2 is processed by a high precision machine tool, and the anti-falling connector 2 is coated with a special glue after being processed, so that the anti-falling connector 2 has better use effect by the high precision machine tool processing and the subsequent processing of the anti-falling connector 2.

Please refer to fig. 1, fig. 2 and fig. 3, the anti-falling connectors 2 are tapered from top to bottom to form an inverted trapezoid, and since a gap is formed between the plurality of sets of anti-falling connectors 2 away from the rubber member 1, the anti-falling connectors 2 can be changed more easily and conveniently by the trapezoid shape of the anti-falling connectors 2 and the formed gap.

Please refer to fig. 1, fig. 2 and fig. 3, the rubber member 1 may be one of epdm, nitrile rubber, styrene-butadiene rubber, natural rubber, etc., and the anti-drop connector 2 may be one of stainless steel, carbon steel, casting, engineering plastic, etc., and the materials of epdm, nitrile rubber, styrene-butadiene rubber, natural rubber, etc. of the present invention have the characteristics of good elasticity, good wear resistance and good heat resistance, and the materials of stainless steel, carbon steel, casting, engineering plastic, etc. have the characteristics of high strength, etc., so that the sealing ring is more durable and has a longer service life.

The working principle is as follows: during the use, the rubber circle structure includes: the rubber sealing part, the anti-drop part and the like, the rubber sealing part is a rubber part, the anti-drop part is an anti-drop connector, the rubber sealing part can use a rubber part 1 made of materials such as ethylene propylene diene monomer, butadiene acrylonitrile rubber, styrene butadiene rubber, natural rubber and the like, the anti-drop connector part can be made of materials such as stainless steel, carbon steel, castings, engineering plastics and the like, the anti-drop connector 2 is combined with the rubber part 1 in a vulcanization mode, the rubber part 1 is perfectly combined with the anti-drop connector 2, the bonding strength of the rubber part 1 and the anti-drop connector 2 is 20N/mm, the height of a latch tooth 3 playing the anti-drop function is not more than 1 mm, the latch tooth 3 plays the anti-drop function, the tensile resistance is 2000KN, the external angle of the latch tooth is required to be 60 degrees, because the angle is matched with a PVC pipe connector, the anti-drop connector 2 is processed by a high-, then put into 1 moulds of rubber spare and vulcanize together with rubber spare 1, take out after vulcanizing the certain time and accomplish the product preparation, only need directly assemble at PVC pipeline kneck during the sealing washer use, directly insert the effect that can accomplish sealed and anticreep with tubular product during the installation, avoid doing the anticreep buttress in pipeline accessories or valve department, can satisfy the use on more sites.

It will be evident to those skilled in the art that the invention 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 invention 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.

Claims

1. The utility model provides a novel make things convenient for anticreep rubber circle, includes rubber spare (1), its characterized in that: the bottom of rubber spare (1) is provided with multiunit anticreep connector (2), and the inboard of multiunit anticreep connector 2 all is provided with latch tooth (3), anticreep connector (2) combine together with rubber spare (1) vulcanization, latch tooth (3) height is no longer than 1 millimeter, and latch tooth (3) external angle must be at 60 degrees.

2. The novel convenient anti-dropping rubber ring as claimed in claim 1, is characterized in that: the anti-falling connector (2) is formed by machining through a high-precision machine tool, and special glue is coated on the surface of the anti-falling connector (2) after machining.

3. The novel convenient anti-dropping rubber ring as claimed in claim 1, is characterized in that: anticreep connector 2 reduces gradually from top to bottom and is down trapezoidal, and because the one end of keeping away from rubber spare (1) between trapezoidal multiunit anticreep connector (2) has the gap.

4. The novel convenient anti-dropping rubber ring as claimed in claim 1, is characterized in that: the rubber part (1) can be made of one of ethylene propylene diene monomer, nitrile rubber, styrene butadiene rubber, natural rubber and the like, and the anti-falling connector (2) can be made of one of stainless steel, carbon steel, castings, engineering plastics and the like.