CN213744811U

CN213744811U - Spliced metal-coated rubber gasket

Info

Publication number: CN213744811U
Application number: CN202022060106.4U
Authority: CN
Inventors: 师磊; 郭君宝
Original assignee: Xian Fast Auto Drive Co Ltd
Current assignee: Xian Fast Auto Drive Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-20
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a concatenation formula metal coated rubber liner, this metal coated rubber liner are ring shape, are formed along the circumference end to end concatenation of metal coated rubber liner by a plurality of sectional type liner, and the first end of sectional type liner is the recess, and the second tip is the protruding thing, and the recess and the protruding thing joint of adjacent sectional type liner are connected. The structure can reduce waste materials generated in the processing process of the large-scale gasket, so that the production cost is greatly reduced, a plurality of sections of metal coated rubber gaskets are punched independently, jigsaw-shaped interfaces are arranged on two adjacent sections of metal coated rubber gaskets, and the complete gasket is formed by matching the jigsaw-shaped interfaces.

Description

Spliced metal-coated rubber gasket

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of it is sealed, concretely relates to concatenation formula metal coated rubber liner.

[ background of the invention ]

The joint surfaces of the gearbox shell are usually sealed by a sealant or a gasket, and as the gearbox works in an environment with higher vibration frequency and bolt load is easy to relax, the sealing material is required to have stronger creep-resistant relaxation capacity and smaller compression permanent deformation. At present, two types of sealing gaskets used between joint surfaces of a gearbox mainly comprise a paper gasket and a metal-coated rubber gasket, and the paper gasket is low in cost, poor in strength and dimensional stability, prone to oil leakage and prone to damage. The metal coated rubber gasket is not easy to damage, has certain strength and dimensional stability, and has good high compression resilience, at present, manufacturers at home and abroad usually generate more waste materials and higher production cost for large gaskets through an integral stamping processing mode.

[ Utility model ] content

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a concatenation formula metal coated rubber liner to it is many on a large side that the waste material is high in the large-scale metal coated rubber production process among the prior art to solve, technical problem that manufacturing cost is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a spliced metal-coated rubber gasket is in a ring shape and is formed by splicing a plurality of sectional gaskets end to end along the circumferential direction of the metal-coated rubber gasket;

the first end part of the sectional type gasket is a groove, and the second end part of the sectional type gasket is a projection; the grooves and the protrusions of the adjacent sectional type gaskets are connected in a clamping mode.

The utility model discloses a further improvement lies in:

preferably, the shape of the groove is trapezoidal or circular, and the shape of the protrusion is correspondingly trapezoidal or circular.

Preferably, when the projections are trapezoidal in shape, the width of the outer ends of the projections is greater than the width of the inner ends.

Preferably, the segmented gasket is equally divided along the circumference of the metal-coated rubber gasket.

Preferably, the number of the segmented gaskets is 2-5.

Preferably, the number of the segment type gaskets is 3.

Preferably, the grooves of the segmented gasket are circular and the protrusions are circular.

Preferably, the grooves of the segmented gasket are trapezoidal and the protrusions are trapezoidal.

Compared with the prior art, the utility model discloses following beneficial effect has:

Furthermore, the shape of the groove and the protrusion can be trapezoidal or circular, so that splicing is facilitated, but the groove and the protrusion need to be matched with each other.

Furthermore, when the shape of the projection is trapezoidal, the width of the outer end part is larger than that of the inner end part, and the splicing effect is ensured.

Furthermore, the sectional type gasket is arranged in an equal division mode, and processing is convenient.

Furthermore, the number of the segmented gaskets is set to be 2-5, and the segmented gaskets can be set according to actual requirements.

Furthermore, the grooves and the protrusions of the sectional type gasket are circular, so that the integral processing is convenient, and the cost is reduced.

Furthermore, the grooves and the protrusions of the sectional type gasket are trapezoidal, so that the integral processing is facilitated, and the cost is reduced.

[ description of the drawings ]

FIG. 1 is a schematic view of a metal coated rubber gasket assembly;

FIG. 2 is a schematic view of a first gasket;

FIG. 3 is a schematic view of a second gasket;

FIG. 4 is a schematic view of a third gasket;

FIG. 5 is a schematic view of a trapezoidal projection structure;

FIG. 6 is a schematic view of a circular protrusion structure.

1-sealing gasket; 2-segmented gasket; 3-a groove; 4-protrusions; 5-a first liner; 6-a second gasket; 7-a third gasket; 21-a first end portion; 22-second end.

[ detailed description ] embodiments

The present invention will be described in further detail with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and encompass, for example, both fixed and removable connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a concatenation formula metal coated rubber liner arranges between gearbox housing faying face, is different from domestic and foreign metal coated rubber liner producer through integral punching press processing mode, provides a metal coated rubber sealing liner with low costs, processing easily, has good high compression resilience.

The sealing gasket is formed by punching after a layer of thin rubber elastomer coating is coated on the surface of a stainless steel metal sheet, the integral sealing gasket is formed by splicing a plurality of sectional gaskets 2, all the sectional gaskets 2 are spliced end to form a complete integral sealing gasket 1, the sectional gaskets 2 are spliced into a circular sealing gasket 1, preferably, the circumferential lengths of the divided sectional gaskets 2 are equal, namely, the sectional gaskets 2 are equally divided along the circumferential direction of the integral sealing gasket 1; preferably, the number of the segmented gaskets 2 is 2-5, and more preferably, the number of the segmented gaskets 2 is 3.

The first end 21 of each segmented gasket 2 is provided with a groove 3, the second end 22 is provided with a protrusion 4, the first end 21 of each segmented gasket 2 is connected with the second end 22 of another segmented gasket 2, specifically: connected by the groove 3 of the first end 21 and the projection 4 of the adjacent segmented gasket 2, or connected by the projection 4 of the second end 22 and the groove 3 of the adjacent segmented gasket 2; the interconnected grooves 3 and protrusions 4 match, and the interconnected grooves 3 and protrusions 4 are not on the same segmented gasket 2.

Referring to fig. 5 and 6, the projections 4 can be circular or trapezoidal in shape, and when trapezoidal, the width of the outer end of the projection 4 is greater than the width of the inner end.

Example 1

Referring to fig. 1 to 4, a connection mode of embodiment 1 is shown, in which a sealing gasket 1 is equally divided into 3 segmented gaskets 2, including a first gasket 5, a second gasket 6 and a third gasket 7 which are connected in sequence; fig. 1 is a schematic diagram of the whole assembly, fig. 2 is a schematic diagram of the structure of a first gasket 5, the groove 3 in the first gasket 5 is trapezoidal, and the protrusion 4 is circular; fig. 3 is a schematic structural view of the second gasket 6, in which the grooves 3 in the second gasket 6 are trapezoidal and the protrusions 4 are trapezoidal; fig. 4 is a schematic structural view of the third gasket 7, in which the grooves 3 of the third gasket 7 are circular and the protrusions 4 are trapezoidal. In the embodiment, the joint of each section of the gasket is provided with the projection 4 or the groove 3 with different shapes, the trapezoidal projection 4 on the first gasket 5 is matched with the trapezoidal groove 3 on the second gasket 6, the circular projection 4 on the second gasket 6 is matched with the circular groove 3 on the third gasket 7, and the three sections of the gaskets are sequentially connected to form a complete gasket.

Example 2

In this embodiment, the sealing gasket 1 is equally divided into 3 segmented gaskets 2, and comprises a first gasket 5, a second gasket 6 and a third gasket 7 which are connected in sequence, the grooves 3 of the three segmented gaskets 2 are all circular, and the corresponding protrusions 4 are also all circular.

Example 3

In this embodiment, the sealing gasket 1 is equally divided into 4 segmented gaskets 2, including a first gasket 5, a second gasket 6, a third gasket 7 and a fourth gasket which are connected in sequence, the grooves 3 of the three segmented gaskets 2 are all trapezoidal, and the corresponding protrusions 4 are also all trapezoidal.

Therefore, the utility model provides a sealing gasket 1 of sectional type can fall into the sectional type liner 2 of settlement quantity according to the demand, and the recess 3 at 2 both ends of sectional type liner and the structure of protruding thing 4 also can be set for according to the demand, only need guarantee adjacent two phase-matchs can.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The spliced metal-coated rubber gasket is characterized in that the metal-coated rubber gasket is circular and is formed by splicing a plurality of sectional gaskets (2) end to end along the circumferential direction of the metal-coated rubber gasket;

the first end (21) of the sectional type gasket (2) is a groove (3), and the second end (22) is a protrusion (4); the groove (3) and the protrusion (4) of the adjacent sectional type gasket (2) are connected in a clamping manner.

2. Splice metal-coated rubber gasket according to claim 1, characterized in that the shape of the groove (3) is trapezoidal or circular and the shape of the protrusion (4) is correspondingly trapezoidal or circular.

3. Splice metal-coated rubber gasket according to claim 1, characterized in that the width of the outer end of the protrusion (4) is larger than the width of the inner end when the protrusion (4) is trapezoidal in shape.

4. Splice metal-coated rubber gasket according to claim 1, characterized in that the segmented gasket (2) is equally divided in the circumferential direction of the metal-coated rubber gasket.

5. Splice metal-coated rubber gasket according to claim 1, characterized in that the number of segmented gaskets (2) is 2-5.

6. Splice metal-coated rubber gasket according to claim 5, characterized in that the number of segmented gaskets (2) is 3.

7. Splice metal-coated rubber gasket according to claim 1, characterized in that the grooves (3) of the segmented gasket (2) are circular and the protrusions (4) are circular.

8. Splice metal-coated rubber gasket according to claim 1, characterized in that the grooves (3) of the segmented gasket (2) are trapezoidal and the protrusions (4) are trapezoidal.