CN213393491U

CN213393491U - Rubber gasket with good sealing performance

Info

Publication number: CN213393491U
Application number: CN202021697343.5U
Authority: CN
Inventors: 张伟
Original assignee: Yangzhong Kaida Rubber Plastic Seal Co ltd
Current assignee: Yangzhong Kaida Rubber Plastic Seal Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-06-08
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a rubber packing ring that leakproofness is good, including last rubber circle, go up rubber circle bottom one side and seted up first recess, go up rubber circle bottom opposite side and seted up first ring channel, be equipped with first cardboard between first recess and the first ring channel, first cardboard and last rubber circle fixed connection, it is equipped with down the rubber circle to go up rubber circle bottom. The utility model discloses a pressure that external bolt was applyed when screwing up, the second cardboard deepens inside first recess when making first cardboard deepen inside the second recess, rubber circle and lower rubber circle outwards expand simultaneously in the realization, fully contact with external equipment, improve the leakproofness, furthermore, can avoid the pressure that rubber circle and lower rubber circle received too big and surpass the deformation scope through the limiting plate, thereby improve the joint strength of rubber circle and lower rubber circle, and the stability when this device uses.

Description

Rubber gasket with good sealing performance

Technical Field

The utility model relates to a seal ring technical field, concretely relates to rubber packing ring that leakproofness is good.

Background

The sealing gasket is a sealing spare part used for machines, equipment and pipelines as long as the fluid exists, and the sealing gasket is made of an inner part and an outer part and plays a role in sealing. The sealing gasket is made of metal or nonmetal plate-shaped material by cutting, stamping or cutting and is used for sealing connection between pipelines and sealing connection between machine parts of machine equipment. Can be divided into a metal sealing gasket and a non-metal sealing gasket according to the material. The metal gasket comprises a copper gasket, a stainless steel gasket, an iron gasket, an aluminum gasket and the like. Non-metal asbestos gaskets, non-asbestos gaskets, paper gaskets, rubber gaskets, and the like.

However, when the existing rubber gasket is actually used, the sealing effect is poor, the strength is low, and the phenomenon that the sealing gasket is broken or squeezed off frequently occurs in a severe environment, so that unnecessary loss is brought to a user.

Therefore, it is necessary to provide a rubber gasket with good sealing performance to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rubber gasket with good sealing performance, which leads the first clamping plate to be deep into the second groove and the second clamping plate to be deep into the first groove at the same time through the pressure exerted by an external bolt when being screwed, thereby realizing that the upper rubber ring and the lower rubber ring are simultaneously expanded outwards to be fully contacted with external equipment and improving the sealing performance; furthermore, the limiting plate can prevent the upper rubber ring and the lower rubber ring from being subjected to overlarge pressure and exceeding the deformation range, so that the defects in the technology are overcome.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a rubber packing ring that leakproofness is good, includes rubber ring, go up rubber ring bottom one side and seted up first recess, go up rubber ring bottom opposite side and seted up first ring channel, be equipped with first cardboard between first recess and the first ring channel, first cardboard and last rubber ring fixed connection, it is equipped with down rubber ring to go up rubber ring bottom, the second recess has been seted up to rubber ring bottom one side down, the second ring channel has been seted up to rubber ring bottom opposite side down, be equipped with the second cardboard between second recess and the second ring channel, second cardboard and lower rubber ring fixed connection, be equipped with the limiting plate between first recess and the second recess.

Preferably, the cross sections of the first groove and the second groove are both designed to be circular rings, and the cross sections of the first clamping plate and the second clamping plate are both designed to be circular rings.

Preferably, the first clamping plate is arranged inside the second groove, and the second clamping plate is arranged inside the first groove.

Preferably, the first clamping plate and the second clamping plate are obliquely arranged, the first clamping plate is matched with the second groove, and the second clamping plate is matched with the first groove.

Preferably, the bottom of the first clamping plate is not in contact with the lower rubber ring, and the top of the second clamping plate is not in contact with the upper rubber ring.

Preferably, the limiting plate is in contact with the upper rubber ring, the limiting plate is in contact with the lower rubber ring, the limiting plate is made of stainless steel materials, and the cross section of the limiting plate is annular.

Preferably, the top of the upper rubber ring and the top of the lower rubber ring are both provided with mounting holes, and the mounting holes penetrate through the upper rubber ring and the lower rubber ring.

In the technical scheme, the utility model provides a technological effect and advantage:

the staff will go up the rubber circle and simply connect with lower rubber circle, this device is under the pressure effect that external bolt was exerted, the second cardboard deepens inside first recess when first cardboard deepens the inside of second recess, thereby make go up rubber circle and rubber circle outwards expand simultaneously and external equipment fully contacts down, and then improve its leakproofness, and the limiting plate can avoid going up the rubber circle and surpassing the deformation scope with the too big pressure that lower rubber circle received, provide certain stability for the device, avoid this device to be crowded when using and take off, avoid the atress inequality to take place to break simultaneously, compared with prior art, this device is when the in-service use, it is sealed effectual, high strength, can not appear breaking or the phenomenon of being crowded and taking off under rugged environment, thereby satisfy user's operation requirement.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is the structural schematic diagram of the upper rubber ring of the present invention.

Description of reference numerals:

rubber circle, 2 first recesses, 3 first ring channels, 4 first cardboard, 5 lower rubber circles, 6 second recesses, 7 second ring channels, 8 second cardboard, 9 limiting plates, 10 mounting holes on 1.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a rubber packing ring that leakproofness is good as shown in fig. 1-2, including last rubber circle 1, go up 1 bottom one side of rubber circle and seted up first recess 2, go up 1 bottom opposite side of rubber circle and seted up first ring channel 3, be equipped with first cardboard 4 between first recess 2 and the

first ring channel

3, 1 fixed connection of first cardboard 4 and last rubber circle, it is equipped with down rubber circle 5 to go up 1 bottom of rubber circle, second recess 6 has been seted up to 5 bottom one side of rubber circle down, second annular groove 7 has been seted up to 5 bottom opposite sides of rubber circle down, be equipped with second cardboard 8 between second recess 6 and the second annular groove 7,

second cardboard

8 and 5 fixed connection of lower rubber circle, be equipped with limiting plate 9 between first recess 2 and the second recess 6.

Further, in the above technical solution, the cross sections of the first groove 2 and the second groove 6 are both circular rings, and the cross sections of the first clamping plate 4 and the second clamping plate 8 are both circular rings.

Further, in the above technical solution, the first locking plate 4 is disposed inside the second groove 6, and the second locking plate 8 is disposed inside the first groove 2.

Further, in the above technical scheme, the first clamping plate 4 and the second clamping plate 8 are both arranged obliquely, the first clamping plate 4 is matched with the second groove 6, and the second clamping plate 8 is matched with the first groove 2.

Further, in the above technical solution, the bottom of the first clamping plate 4 is not in contact with the lower rubber ring 5, and the top of the second clamping plate 8 is not in contact with the upper rubber ring 1.

Further, in the above technical scheme, the limiting plate 9 is in contact with the upper rubber ring 1, the limiting plate 9 is in contact with the lower rubber ring 5, the limiting plate 9 is made of a stainless steel material, and the cross section of the limiting plate 9 is annular.

Further, in the above technical scheme, mounting holes 10 are formed in the tops of the upper rubber ring 1 and the lower rubber ring 5, and the mounting holes 10 penetrate through the upper rubber ring 1 and the lower rubber ring 5.

The implementation mode is specifically as follows: when the utility model is used, a worker can clamp the limit plate 9 into the first annular groove 3 and the second annular groove 7, and simultaneously, under the action of the first clamping plate 4 and the second clamping plate 8, the upper rubber ring 1 and the lower rubber ring 5 are simply connected, at the moment, the worker can use an external bolt to pass through the mounting hole 10 to fix the device at a place needing to be used, in the process of screwing the external bolt, the upper rubber ring 1 is gradually close to the lower rubber ring 5, under the action of pressure exerted by the external bolt, the first clamping plate 4 extends into the second groove 6, the bottom of the first clamping plate is contacted with the lower rubber ring 5, meanwhile, the second clamping plate 8 extends into the first groove 2, the top of the second clamping plate is contacted with the upper rubber ring 1, so that the upper rubber ring 1 and the lower rubber ring 5 are simultaneously outwardly expanded, and the upper rubber ring 1 and the lower rubber ring 5 are fully contacted with external equipment when being fully contacted, so that the sealing performance is improved, the first clamping plate 4 and the second clamping plate 8 can serve as frameworks of the upper rubber ring 1 and the lower rubber ring 5, so that the strength of the upper rubber ring 1 and the lower rubber ring 5 is improved, the limiting plate 9 can prevent the upper rubber ring 1 and the lower rubber ring 5 from being subjected to overlarge pressure and exceeding the deformation range, damage and breakage of the upper rubber ring 1 and the lower rubber ring 5 are avoided to a certain extent, meanwhile, the device provides certain stability, the service life and the connection strength of the upper rubber ring 1 and the lower rubber ring 5 are prolonged, the phenomenon that the device is squeezed to be separated from a use device when in use is avoided, the limiting plate 9 can be repeatedly used when the device is replaced, so that resources are saved for a user, and the practicability is strong, and the embodiment specifically solves the problems that when a rubber gasket in the prior art is actually used, the sealing effect is poor, the strength is low, and the phenomenon that the rubber gasket is broken or the sealing gasket is squeezed to be separated under a severe environment often occurs, thereby causing unnecessary loss to the user.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a rubber gasket that leakproofness is good, includes rubber ring (1), its characterized in that: go up rubber ring (1) bottom one side and seted up first recess (2), go up rubber ring (1) bottom opposite side and seted up first ring channel (3), be equipped with between first recess (2) and first ring channel (3) first cardboard (4), first cardboard (4) and last rubber ring (1) fixed connection, it is equipped with down rubber ring (5) to go up rubber ring (1) bottom, second recess (6) have been seted up to rubber ring (5) bottom one side down, second ring channel (7) have been seted up to rubber ring (5) bottom opposite side down, be equipped with second cardboard (8) between second recess (6) and second ring channel (7), second cardboard (8) and lower rubber ring (5) fixed connection, be equipped with limiting plate (9) between first recess (2) and second recess (6).

2. The rubber gasket with good sealing performance as claimed in claim 1, wherein: the cross sections of the first groove (2) and the second groove (6) are both arranged to be circular rings, and the cross sections of the first clamping plate (4) and the second clamping plate (8) are both arranged to be circular rings.

3. The rubber gasket with good sealing performance as claimed in claim 1, wherein: the first clamping plate (4) is arranged inside the second groove (6), and the second clamping plate (8) is arranged inside the first groove (2).

4. The rubber gasket with good sealing performance as claimed in claim 1, wherein: the first clamping plate (4) and the second clamping plate (8) are obliquely arranged, the first clamping plate (4) is matched with the second groove (6), and the second clamping plate (8) is matched with the first groove (2).

5. The rubber gasket with good sealing performance as claimed in claim 1, wherein: the bottom of the first clamping plate (4) is not in contact with the lower rubber ring (5), and the top of the second clamping plate (8) is not in contact with the upper rubber ring (1).

6. The rubber gasket with good sealing performance as claimed in claim 1, wherein: the rubber ring is characterized in that the limiting plate (9) is in contact with the upper rubber ring (1), the limiting plate (9) is in contact with the lower rubber ring (5), the limiting plate (9) is made of stainless steel materials, and the cross section of the limiting plate (9) is arranged to be annular.

7. The rubber gasket with good sealing performance as claimed in claim 1, wherein: mounting holes (10) are formed in the tops of the upper rubber ring (1) and the lower rubber ring (5), and the mounting holes (10) penetrate through the upper rubber ring (1) and the lower rubber ring (5).