CN218913023U

CN218913023U - Rubber-plastic combined sealing element for automobile engine

Info

Publication number: CN218913023U
Application number: CN202222905709.9U
Authority: CN
Inventors: 王洁; 韩坤; 刘静
Original assignee: Henan Fangyuan Electromechanical Co ltd
Current assignee: Henan Fangyuan Electromechanical Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-04-25
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a rubber and plastic combined sealing piece for an automobile engine, relates to the technical field of sealing pieces, and in particular relates to a rubber and plastic combined sealing piece for an automobile engine. This a rubber and plastic composite seal spare for automobile engine, through the setting of first spacing ring, make this a rubber and plastic composite seal spare for automobile engine possess the reinforcing and support the effect of stability between section of thick bamboo and the second sealing member, through the cooperation setting of arc, spacing post and second supporting groove, reached long service life's purpose, through the setting of supporting post, make this a rubber and plastic composite seal spare for automobile engine possess the effect that prevents that the third spacing ring from rocking, through the cooperation setting of back shaft, arc square pole and straight turning face supporting ring, reached the difficult dispersed purpose of component.

Description

Rubber-plastic combined sealing element for automobile engine

Technical Field

The utility model relates to the technical field of sealing elements, in particular to a rubber-plastic combined sealing element for an automobile engine.

Background

The rubber-plastic sealing element is round, is generally used in a leakage-proof way, has higher elasticity at normal temperature, is slightly plastic, has very good mechanical strength and small hysteresis loss, generates low heat when deformed for many times, and therefore has good bending resistance and good electrical insulation property because of nonpolar rubber, the rubber-plastic combined sealing element is a sealing element which is formed by more than two elements, the most common and simplest combined sealing element is formed by pressing steel and oil-resistant rubber, and the rubber-plastic combined coaxial sealing ring which is formed by polytetrafluoroethylene and the oil-resistant rubber can meet the requirements of high pressure resistance, high temperature, low friction coefficient and long service life.

At present, a rubber-plastic combined sealing piece for an automobile engine in the prior art is difficult to reduce abrasion with the automobile engine in the use process, is difficult to compress along the end parts to the center, and has the defects of not being long in service life and easy to disperse elements.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a rubber-plastic combined sealing piece for an automobile engine, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a rubber and plastic combined sealing piece for automobile engine, includes first sealing piece, second sealing piece, spacing post and straight turning face supporting ring, one side of first sealing piece is provided with the go-between, the one end of go-between is provided with the arc spacing longeron, the one end of second sealing piece is provided with the second spacing ring, the second sealing piece respectively with go-between and arc spacing longeron sliding connection, second spacing ring and arc spacing longeron swing joint, the one end of spacing post is provided with the arc, the second supporting slot has been seted up to the medial surface of arc, the one end inner wall of second supporting slot is provided with supporting spring, supporting spring and second spacing ring fixed connection; one end of the second limiting ring is provided with a support column, one end of the second limiting ring is rotationally connected with a support shaft, the outer surface of the support shaft is in threaded connection with an arc square rod, the side face of the arc square rod is provided with a third limiting ring, and the third limiting ring is respectively in sliding connection with the support column and the straight turning surface support ring.

Optionally, the arc limiting long plate penetrates through part of the second limiting rings, and the first sealing piece is movably connected with the second sealing piece and the second limiting rings respectively.

Optionally, the quantity of spacing post and second sealing member is two, the quantity of arc spacing longeron is eight, two arc spacing longeron with two spacing post swing joint.

Optionally, the spacing post runs through in the spacing longeron of partial arc, spacing post and second spacing ring sliding connection, one side of arc is provided with the arc and connects the stock.

Optionally, the inside of arc has seted up first supporting groove, the inside sliding connection of first supporting groove has the spacing dish, one side of spacing dish is provided with the spliced pole, spliced pole and arc sliding connection, spliced pole and second spacing ring fixed connection.

Optionally, a connecting long groove is formed on the outer surface of the straight turning surface supporting ring, and the connecting long groove is movably connected with the arc-shaped plate and the arc-shaped connecting long rod respectively.

Optionally, one side of straight turning face supporting ring is provided with a support section of thick bamboo, one side of a support section of thick bamboo is provided with first spacing ring, a support section of thick bamboo and second spacing ring swing joint, first spacing ring and second sealing member swing joint.

Optionally, the quantity of support column is eight, the one end of back shaft is provided with the toper post, toper post and second spacing ring rotate to be connected.

(III) beneficial effects

The utility model provides a rubber and plastic combined sealing piece for an automobile engine, which has the following beneficial effects:

1. this a rubber and plastic composite seal spare for automobile engine, through the setting of first spacing ring, make this a rubber and plastic composite seal spare for automobile engine possess the effect that strengthens stability between support section of thick bamboo and the second sealing member, through the cooperation setting of arc, spacing post and second supporting groove, can make first sealing member and two second sealing members make up into the sealing member of zigzag in the in-process of using, and can reduce the frictional force between this device and the automobile engine through the zigzag, thereby played the effect that makes this device reduce wearing and tearing, reached long service life's purpose.

2. This a rubber and plastic composite seal spare for automobile engine, through the setting of spliced pole, make this a rubber and plastic composite seal spare for automobile engine possess the effect that prevents that the third spacing ring from rocking, through the cooperation setting of back shaft, arc square pole and straight turning face back ring, can make the third spacing ring compress tightly second spacing ring, second sealing member and first sealing member in proper order in the use, thereby play along tip to the effect of this device of center department compression, reached the difficult dispersed purpose of component.

Drawings

FIG. 1 is a schematic front perspective view of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the present utility model;

FIG. 3 is a schematic side cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic top cross-sectional view of the present utility model;

fig. 6 is an enlarged view of the structure of fig. 5B according to the present utility model.

In the figure: 1. arc square bar; 2. a support column; 3. a support shaft; 4. a support cylinder; 5. a first stop collar; 6. a second seal; 7. a first seal; 8. an arc-shaped plate; 9. a second limiting ring; 10. a third limiting ring; 11. a straight turning surface support ring; 12. a connecting ring; 13. arc-shaped limiting long plates; 14. a tapered column; 15. a first support groove; 16. a limit column; 17. a connecting column; 18. a limiting disc; 19. arc-shaped connecting long rods; 20. a second support groove; 21. a support spring; 22. and a connecting elongated slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: a rubber and plastic combined sealing element for an automobile engine comprises a first sealing element 7, a second sealing element 6, a limiting column 16 and a straight turning surface supporting ring 11, wherein one side of the first sealing element 7 is provided with a connecting ring 12, one end of the connecting ring 12 is provided with an arc limiting long plate 13, one end of the second sealing element 6 is provided with a second limiting ring 9, the second sealing element 6 is respectively and slidably connected with the connecting ring 12 and the arc limiting long plate 13, the second limiting ring 9 is movably connected with the arc limiting long plate 13, one end of the limiting column 16 is provided with an arc plate 8, the inner side surface of the arc plate 8 is provided with a second supporting groove 20, one end inner wall of the second supporting groove 20 is provided with a supporting spring 21, the supporting spring 21 is fixedly connected with the second limiting ring 9, the arc limiting long plate 13 penetrates through part of the second limiting ring 9, the first sealing element 7 is respectively and movably connected with the second sealing element 6 and the second limiting ring 9, the number of the limiting columns 16 and the second sealing pieces 6 is two, the number of the arc limiting long plates 13 is eight, the two arc limiting long plates 13 are movably connected with the two limiting columns 16, the limiting columns 16 penetrate through part of the arc limiting long plates 13, the limiting columns 16 are slidably connected with the second limiting rings 9, one side of each arc plate 8 is provided with an arc connecting long rod 19, the inside of each arc plate 8 is provided with a first supporting groove 15, the inside of each first supporting groove 15 is slidably connected with a limiting disc 18, one side of each limiting disc 18 is provided with a connecting column 17, the connecting column 17 is slidably connected with each arc plate 8, the connecting columns 17 are fixedly connected with the second limiting rings 9, the outer surface of each straight turning surface supporting ring 11 is provided with a connecting long groove 22, the connecting long grooves 22 are movably connected with the arc plates 8 and the arc connecting long rods 19 respectively, one side of each straight turning surface supporting ring 11 is provided with a supporting cylinder 4, one side of each supporting cylinder 4 is provided with a first limiting ring 5, the supporting cylinder 4 is movably connected with the second limiting ring 9, and the first limiting ring 5 is movably connected with the second sealing piece 6.

During the use, pulling arc 8 makes supporting spring 21 by tensile, spacing post 16 slides along second spacing ring 9, arc 8 slides along spliced pole 17, first supporting groove 15 slides along limit disk 18, when spacing post 16 slides into second spacing ring 9, remove second spacing ring 9, make second sealing member 6 slide along arc spacing longplate 13 and go-between 12 in proper order, second spacing ring 9 slides along arc spacing longplate 13, when second spacing ring 9 slides to the one end of arc spacing longplate 13, remove straight turning face supporting ring 11, when connecting elongated slot 22 and arc 8 each other correspond, make supporting cylinder 4 slide along second spacing ring 9, connecting elongated slot 22 slide along arc connecting longrod 19 and arc 8 respectively, when first spacing ring 5 and second sealing member 6 contact, make a spacing post 16 enter into in arc spacing longplate 13 this moment, and when another spacing post 16 enters into another arc spacing longplate 13, first sealing member 7 and two sealing members 6 can make the saw-tooth form between the second sealing member 6 and can the seal device through the reduction in the wear and tear between this sealing member and the second sealing member, this seal device can reduce the wear and tear between the second sealing member and the second sealing member 4, this sealing device can make the wear and tear between the second sealing member and the cylinder 4.

Example 2

Referring to fig. 1 to 4, the present utility model provides the following technical solutions: a rubber and plastic combined sealing piece for automobile engine, including straight turning face supporting ring 11, the one end of second spacing ring 9 is provided with support column 2, and the one end rotation of second spacing ring 9 is connected with back shaft 3, and the surface threaded connection of back shaft 3 has arc square pole 1, and the side of arc square pole 1 is provided with third spacing ring 10, and third spacing ring 10 respectively with support column 2 and straight turning face supporting ring 11 sliding connection, the quantity of support column 2 is eight, and the one end of back shaft 3 is provided with toper post 14, and toper post 14 rotates with second spacing ring 9 to be connected.

When the support shaft 3 is rotated, the support shaft 3 and the conical column 14 are both rotated along the second limiting ring 9, so that the arc-shaped square rod 1 slides along the straight-turning surface support ring 11 and the support column 2 respectively, the support column 2 can prevent the third limiting ring 10 from shaking, and when the third limiting ring 10 contacts with the second limiting ring 9, the third limiting ring 10 can sequentially compress the second limiting ring 9, the second sealing piece 6 and the first sealing piece 7, so that the device can be compressed along the end part to the center, and elements in the device can be not easily dispersed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A rubber and plastic combined sealing piece for automobile engine, includes first sealing piece (7), second sealing piece (6), spacing post (16) and straight turning face supporting ring (11), its characterized in that: one side of the first sealing element (7) is provided with a connecting ring (12), one end of the connecting ring (12) is provided with an arc-shaped limiting long plate (13), one end of the second sealing element (6) is provided with a second limiting ring (9), the second sealing element (6) is respectively in sliding connection with the connecting ring (12) and the arc-shaped limiting long plate (13), the second limiting ring (9) is movably connected with the arc-shaped limiting long plate (13), one end of the limiting column (16) is provided with an arc-shaped plate (8), the inner side surface of the arc-shaped plate (8) is provided with a second supporting groove (20), one end inner wall of the second supporting groove (20) is provided with a supporting spring (21), and the supporting spring (21) is fixedly connected with the second limiting ring (9); one end of second spacing ring (9) is provided with support column (2), the one end rotation of second spacing ring (9) is connected with back shaft (3), the surface threaded connection of back shaft (3) has arc square pole (1), the side of arc square pole (1) is provided with third spacing ring (10), third spacing ring (10) respectively with support column (2) and straight turning face back ring (11) sliding connection.

2. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the arc-shaped limiting long plate (13) penetrates through part of the second limiting ring (9), and the first sealing piece (7) is movably connected with the second sealing piece (6) and the second limiting ring (9) respectively.

3. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the number of the limiting columns (16) and the number of the second sealing pieces (6) are two, the number of the arc-shaped limiting long plates (13) is eight, and the two arc-shaped limiting long plates (13) are movably connected with the two limiting columns (16).

4. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the limiting column (16) penetrates through the partial arc-shaped limiting long plate (13), the limiting column (16) is in sliding connection with the second limiting ring (9), and one side of the arc-shaped plate (8) is provided with an arc-shaped connecting long rod (19).

5. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the novel arc-shaped plate is characterized in that a first supporting groove (15) is formed in the arc-shaped plate (8), a limiting disc (18) is connected to the first supporting groove (15) in a sliding mode, a connecting column (17) is arranged on one side of the limiting disc (18), the connecting column (17) is connected with the arc-shaped plate (8) in a sliding mode, and the connecting column (17) is fixedly connected with a second limiting ring (9).

6. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the outer surface of the straight turning surface supporting ring (11) is provided with a connecting long groove (22), and the connecting long groove (22) is movably connected with the arc-shaped plate (8) and the arc-shaped connecting long rod (19) respectively.

7. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: one side of the straight turning surface supporting ring (11) is provided with a supporting cylinder (4), one side of the supporting cylinder (4) is provided with a first limiting ring (5), the supporting cylinder (4) is movably connected with a second limiting ring (9), and the first limiting ring (5) is movably connected with a second sealing piece (6).

8. A rubber and plastic composite seal for an automotive engine as defined in claim 1, wherein: the number of the support columns (2) is eight, one end of the support shaft (3) is provided with a conical column (14), and the conical column (14) is rotationally connected with the second limiting ring (9).