CN217926888U

CN217926888U - Combined rubber gasket with buffering function

Info

Publication number: CN217926888U
Application number: CN202221984014.8U
Authority: CN
Inventors: 戴世华; 张晓萍; 符海燕; 戴玉临
Original assignee: Nantong Linping Rubber Products Co ltd
Current assignee: Nantong Linping Rubber Products Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-29
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a combination formula rubber packing ring with buffer function, including rubber packing ring main part, outside packing circle, inside packing circle, a plurality of outer lane grooves have been seted up in the outside of rubber packing ring main part, and a plurality of inner circle grooves have been seted up to the inboard of rubber packing ring main part, and the position in outer lane groove and the position one-to-one in inner circle groove, outside packing circle have a plurality of and set up respectively in the outer lane inslot of rubber packing ring main part, inside packing circle has a plurality of and sets up respectively in the inner circle inslot of rubber packing ring main part, the utility model discloses it is rational in infrastructure, the outer lane inslot in the rubber packing ring main part outside is provided with outside packing circle, and the inner circle inslot is provided with inside packing circle, when guaranteeing to seal, has good shock-absorbing capacity to improve assembly spare part and this rubber packing ring's life greatly.

Description

Combined rubber gasket with buffering function

Technical Field

The utility model relates to a rubber packing ring technical field specifically is a combination formula rubber packing ring with buffer function.

Background

The rubber gasket is made of a reversibly deformable highly elastic polymer material and is highly elastic at room temperature. The existing rubber gasket is used in some environments, and particularly under the condition that the rubber gasket is directly extruded with parts, the existing rubber gasket has poor buffering performance, the service life of the rubber gasket is influenced, and even when the parts directly impact the rubber gasket, the service life of the parts is also influenced, so that an improved technology is urgently needed to solve the problem in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination formula rubber packing ring with buffer function, the outer lane inslot in the rubber packing ring main part outside is provided with outside packing circle, and the inner circle inslot is provided with inside packing circle, when guaranteeing to seal, has good shock-absorbing capacity to improve the life of assembly spare part and this rubber packing ring greatly, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a combination formula rubber packing ring with buffer function, includes rubber packing ring main part, outside packing circle, inside packing circle, a plurality of outer ring grooves have been seted up in the outside of rubber packing ring main part, a plurality of inner ring grooves have been seted up to the inboard of rubber packing ring main part, the position in outer ring groove and the position one-to-one in inner ring groove, outside packing circle has a plurality of and sets up respectively in the outer ring inslot of rubber packing ring main part, inside packing circle has a plurality of and sets up respectively in the inner ring inslot of rubber packing ring main part.

Preferably, the utility model provides a pair of combined rubber packing ring with buffer function, wherein, the thickness of outside packing circle is greater than the width in outer lane groove, first arc wall has been seted up to the inner wall of outer lane groove both sides, the both sides of outside packing circle cooperate with the first arc wall of outer lane groove both sides respectively, through setting up first arc wall at outer lane inslot wall, after the card of outside packing circle goes into the outer lane groove, can prevent through first arc wall that outside packing circle from sliding to avoid outside packing circle to drop.

Preferably, the utility model provides a pair of combined type rubber packing ring with buffer function, wherein, the thickness of inside packing circle is greater than the width in inner circle groove, the second arc wall has been seted up to the inner wall of inner circle groove both sides, the both sides of inside packing circle cooperate with the second arc wall of outer lane groove both sides respectively, through setting up the second arc wall at inner circle inslot wall, after the ring groove in the card of inside packing circle, can prevent through the second arc wall that inside packing circle from sliding to avoid inside packing circle to drop.

Preferably, the utility model provides a pair of combination formula rubber packing ring with buffer function, wherein, the external diameter of outside packing circle is less than the external diameter of rubber packing ring main part, the internal diameter of outside packing circle is greater than the internal diameter in outer lane groove, the effect of mainly used air flue buffering.

Preferably, the utility model provides a pair of combination formula rubber packing ring with buffer function, wherein, the external diameter of inside packing circle is less than the external diameter of rubber packing ring main part, the internal diameter of inside packing circle is not more than the internal diameter in inner circle groove, not only plays the effect of buffering, still realizes sealed effect.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The outer lane inslot in the rubber packing ring main part outside is provided with outside packing circle, and the inner circle inslot is provided with inside packing circle, when guaranteeing to seal, has good shock-absorbing capacity to improve assembly spare part and this rubber packing ring's life greatly.

(2) Simple structure, outside packing circle and inside packing circle can with rubber packing ring main part high-speed joint and dismantlement, because outside packing circle and inside packing circle are not direct and part contact during the use, can take out back reutilization.

Drawings

FIG. 1 is a schematic cross-sectional structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a rubber gasket body;

FIG. 3 is a schematic view of the present invention in a state of being used with the sleeve and the piston;

in the figure: rubber packing ring main part 1, outside packing circle 2, inside packing circle 3, outer lane groove 4, inner circle groove 5, first arc groove 6, second arc groove 7.

Detailed Description

The technical solution 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 of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention;

it should be noted that, in the description of the present invention, it is to be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a combination formula rubber packing ring with buffer function, including rubber packing ring main part 1, outside packing circle 2, inside packing circle 3, a plurality of outer lane groove 4 has been seted up in the outside of rubber packing ring main part 1, a plurality of inner circle groove 5 has been seted up to rubber packing ring main part 1's inboard, the position of outer lane groove 4 and the position one-to-one in inner circle groove 5, outside packing circle 2 has a plurality of and sets up respectively in outer lane groove 4 of rubber packing ring main part 1, the thickness of outside packing circle 2 is greater than the width of outer lane groove 4, first arc wall 6 has been seted up to the inner wall at outer lane groove 4 both sides, the both sides of outside packing circle 2 cooperate with the first arc wall 6 at outer lane groove 4 both sides respectively, the external diameter of outside packing circle 2 is less than the external diameter of rubber packing ring main part 1, the internal diameter of outside packing circle 2 is greater than the internal diameter of outer lane groove 4, inside packing circle 3 has a plurality of and sets up respectively in inner circle groove 5 of rubber packing ring main part 1, the thickness of inside packing circle 3 is greater than the width of inner circle groove 5, second arc wall 7 has been seted up to the internal diameter of the inner circle groove 7, the both sides of inside packing circle 3 and the external diameter of outer lane groove 4 respectively, the inside packing ring 3 is less than the internal diameter of inner diameter of the inside packing ring 3, the internal diameter of the inside packing ring groove 3, the inside diameter of the inside packing ring groove 3 is less than the internal diameter of the inside diameter of the inner circle groove 3.

The assembling method comprises the following steps: firstly, a rubber gasket main body 1, an external filling ring 2 and an internal filling ring 3 are respectively manufactured in an injection molding mode, a plurality of external ring grooves 4 are reserved on the outer side of the rubber gasket main body 1, and a plurality of internal ring grooves 5 are reserved on the inner side of the rubber gasket main body 1. During the use, with outside packing circle 2 cover in outer lane groove 4 of rubber packing ring main part 1, in the inner circle groove 5 of rubber packing ring main part 1 is suppressed to inside packing circle 3, at this moment, outside packing circle 2 just in time blocks in the first arc wall 6 of outer lane groove 4, and inside packing circle 3 just in time blocks in the second arc wall 7 of inner circle groove 5.

In the embodiment, as shown in fig. 3, the rubber gasket body 1 is placed in the sleeve, the piston is inserted into the sleeve, and the piston rod at the end of the piston passes through the rubber gasket and the end of the sleeve, at this time, since the outer ring groove 4 and the inner ring groove 5 are formed, the outer packing ring 2 is arranged in the outer ring groove 4, and the inner packing ring 3 is arranged in the inner ring groove 5, sealing is ensured, and when the piston contacts the rubber gasket, the rubber gasket has good buffering performance, and the phenomenon that the service life of the rubber gasket is influenced by the impact of the piston on the rubber gasket is avoided.

The utility model has reasonable structure, the outer ring groove 4 outside the rubber gasket main body 1 is provided with the external filling ring 2, the inner ring groove 5 is provided with the internal filling ring 3, which ensures sealing and has good buffer performance, thereby greatly improving the service life of the assembly parts and the rubber gasket; simple structure, outside packing circle 2 and inside packing circle 3 can with 1 high-speed joint of rubber packing ring body and dismantle, owing to outside packing circle 2 and inside packing circle 3 do not directly contact with the part during the use, can take out back reutilization.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that the technical solutions of the present invention can be modified and replaced with other solutions without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a combination formula rubber gasket with buffer function which characterized in that: including rubber packing ring main part (1), outside packing circle (2), inside packing circle (3), a plurality of outer ring groove (4) have been seted up in the outside of rubber packing ring main part (1), a plurality of inner circle groove (5) have been seted up to the inboard of rubber packing ring main part (1), the position in outer ring groove (4) and the position one-to-one in inner circle groove (5), outside packing circle (2) have a plurality of and set up respectively in outer ring groove (4) of rubber packing ring main part (1), inside packing circle (3) have a plurality of and set up respectively in inner circle groove (5) of rubber packing ring main part (1).

2. The combined rubber gasket with the buffering function as claimed in claim 1, wherein: the thickness of outside packing circle (2) is greater than the width of outer lane groove (4), first arc wall (6) have been seted up to the inner wall of outer lane groove (4) both sides, the both sides of outside packing circle (2) cooperate with first arc wall (6) of outer lane groove (4) both sides respectively.

3. The combined rubber gasket with the buffering function as claimed in claim 1, wherein: the thickness of the inner filling ring (3) is larger than the width of the inner ring groove (5), second arc-shaped grooves (7) are formed in the inner walls of the two sides of the inner ring groove (5), and the two sides of the inner filling ring (3) are matched with the second arc-shaped grooves (7) in the two sides of the outer ring groove (4) respectively.

4. The combined rubber gasket with the buffering function as claimed in claim 1, wherein: the outer diameter of the external filling ring (2) is smaller than that of the rubber gasket main body (1), and the inner diameter of the external filling ring (2) is larger than that of the outer ring groove (4).

5. The combined rubber gasket with the buffering function as claimed in claim 1, wherein: the outer diameter of the inner filling ring (3) is smaller than that of the rubber gasket main body (1), and the inner diameter of the inner filling ring (3) is not larger than that of the inner ring groove (5).