CN212563476U - Anticorrosion rubber plate with good sealing performance for automobile engine - Google Patents

Abstract

The utility model discloses an anticorrosion rubber slab for automobile engine that leakproofness is good relates to the sealed technical field of engine. The utility model discloses a rubber slab body is provided with the mounting hole on the rubber slab body, and the outward flange of rubber slab body and the interior edge department of mounting hole all are provided with first step portion, and the embedding is provided with first sealing washer and second sealing washer on the step face of first step portion respectively, and first step portion cooperatees with second step portion. The utility model discloses an entire rubber slab uses bimetal as the substrate, and the surface forms environmental protection sealing material with rubber complex after chemical treatment for the physical and chemical properties of entire rubber slab obtains improving greatly, through setting up outer recess, makes the cohesion on metal level and compound rubber layer bigger, and entire rubber slab is difficult for scattering, through setting up first step portion, first sealing washer, second step portion, sealing ring and sealing washer draw-in groove, makes the sealing performance of this rubber slab obtain improving greatly.

Description

Anticorrosion rubber plate with good sealing performance for automobile engine

Technical Field

The utility model belongs to the technical field of the engine is sealed, especially, relate to a corrosion protection rubber slab for automobile engine that leakproofness is good.

Background

The sealing gasket of the engine is an important part in a sealing system of the automobile engine, the sealing gasket of the engine is positioned between an engine cylinder cover and a cylinder body, the sealing of a cylinder is ensured through a cylinder cover bolt, gas, cooling water and lubricating oil are prevented from leaking, the sealing gasket must tightly seal high-temperature high-pressure gas generated in the cylinder and cooling water and engine oil which penetrate through a cylinder gasket and have certain pressure flow rate, and can withstand the corrosion of water, gas and oil.

The metal composite rubber plate is formed by taking stainless steel, spring steel and low-carbon steel plates as base materials, chemically treating the surfaces of the base materials and compounding the base materials with rubber, modifying the rubber by utilizing a liquid crystal polymer nanometer skewer layer technology, greatly reducing the permanent compression deformation rate of the rubber at high temperature, improving the strength and the thermal stability of the rubber, and being widely applied to cylinder sealing and refrigeration compressor sealing of automobile and motorcycle engines.

Disclosure of Invention

An object of the utility model is to provide a corrosion protection rubber slab for automobile engine that leakproofness is good, whole rubber slab uses bimetal as the substrate, the surface forms the environmental protection sealing material with rubber complex after chemical treatment, make the physical and chemical properties of whole rubber slab obtain improving greatly, through setting up outer recess, make the cohesion on metal level and compound rubber layer bigger, whole rubber slab is difficult for scattering, through setting up first step portion, first sealing washer, the second sealing washer, second step portion, sealing ring and sealing washer draw-in groove, make the sealing performance of this rubber slab improve greatly, it is unsatisfactory to have solved current rubber slab leakproofness for automobile engine, the problem that structural strength is low.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a good anticorrosion rubber slab of leakproofness for automobile engine, including the rubber slab body, be provided with the mounting hole on the rubber slab body, the outward flange of rubber slab body and the interior edge department of mounting hole all are provided with first step portion, it is provided with first sealing washer and second sealing washer to imbed respectively on the step face of first step portion, first step portion cooperatees with second step portion, second step portion sets up in the edge of sealing ring, and be provided with the sealing washer draw-in groove with first sealing washer and second sealing washer matched with on the step face of second step portion;

the cross section of rubber slab body includes first metal level, second metal level, anticorrosive priming paint layer, anticorrosive paint layer, gluing agent layer and compound rubber layer, mutual fixed connection between first metal level and the second metal level, all set gradually anticorrosive priming paint layer, anticorrosive paint layer, gluing agent layer and compound rubber layer from inside to outside on the lateral surface of first metal level and second metal level.

Further, all be provided with inner groovy and arch on the medial surface of first metal level and second metal level, inner groovy and arch are mutually supported, just inner groovy all is provided with a plurality of, a plurality of with the arch inner groovy and a plurality of the arch all is the dot matrix form and evenly sets up on the metal level, just inner groovy and protruding crisscross setting.

Further, all be provided with outer recess on the lateral surface of first metal level and second metal level, outer recess is provided with a plurality of, a plurality of outer recess is the dot matrix form and evenly sets up on the metal level.

Further, the upper and lower both sides at the outward flange of rubber slab body and the interior edge of mounting hole all are provided with first ladder portion.

Further, the cross-sectional structure of the sealing ring is the same as that of the rubber plate body.

Further, the sealing ring is matched with the rubber plate body, and the end faces of the sealing ring and the rubber plate body are flush.

Further, the mounting hole is provided with a plurality of, every the edge of mounting hole all imbeds and has sealed the ring, and is whole the edge of rubber slab body also imbeds and has sealed the ring.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up first step portion, first sealing washer, second step portion, sealing ring and sealing washer draw-in groove for the sealing performance of this rubber slab obtains improving greatly.

2. The utility model discloses a set up first metal level, second metal level, inner groovy and arch, the setting of bimetallic layer makes the structural strength of this rubber slab obtain improving greatly, and closely fixes through inner groovy and protruding cooperation between first metal level and the second metal level, is difficult for sliding, the setting of anticorrosive priming paint layer and anticorrosive paint layer for the metal level is difficult for corroding.

3. The utility model discloses a set up outer recess for the cohesion on metal level and compound rubber layer is bigger, and whole rubber slab is difficult for scattering, and whole rubber slab uses the metal as the substrate, and the surface forms environmental protection sealing material with the rubber complex after chemical treatment, makes the physical and chemical properties of whole rubber slab obtain improving greatly, is fit for sealed the use under corrosive environment, high temperature operating condition.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

FIG. 1 is a schematic structural view of an engine rubber plate according to the present invention;

fig. 2 is a cross-sectional view taken along line a-a of fig. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view of the rubber plate body of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a rubber plate body; 2. mounting holes; 3. a first step portion; 4. a first seal ring; 5. a second seal ring; 6. a second step section; 7. a seal ring; 8. a seal ring clamping groove; 101. a first metal layer; 102. a second metal layer; 103. an anti-corrosion primer layer; 104. an anti-corrosion coating layer; 105. an adhesive layer; 106. a composite rubber layer; 10101. an inner groove; 10102. a protrusion; 10103. an outer groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, the utility model relates to a rubber plate for an anti-corrosion automobile engine with good sealing performance, which comprises a rubber plate body 1, wherein a mounting hole 2 is arranged on the rubber plate body 1, the upper and lower sides of the outer edge of the rubber plate body 1 and the inner edge of the mounting hole 2 are both provided with a first step part 3, the step surface of the first step part 3 is respectively embedded with a first sealing ring 4 and a second sealing ring 5, the first step part 3 is matched with the second step part 6, the second step part 6 is arranged at the edge of a sealing ring 7, the step surface of the second step part 6 is provided with a sealing ring slot 8 matched with the first sealing ring 4 and the second sealing ring 5, the sealing ring 7 is matched with the rubber plate body 1 and the end surface is flush, the mounting hole 2 is provided with a plurality of sealing rings 7, and the sealing ring 7 is embedded at the edge of each mounting hole 2, and the sealing ring 7 is embedded in the whole rubber plate body 1, when this rubber slab was installed on the engine, on embedding the ladder portion with first sealing washer 4 and second sealing washer 5, buckled sealing ring 7 again, through setting up first ladder portion 3, first sealing washer 4, second sealing washer 5, second ladder portion 6, sealing ring 7 and sealing washer draw-in groove 8 for the sealing performance of this rubber slab is improved greatly.

As shown in fig. 3, the cross section of the rubber plate body 1 includes a first metal layer 101, a second metal layer 102, an anticorrosion primer layer 103, an anticorrosion coating layer 104, an adhesive layer 105 and a compound rubber layer 106, the first metal layer 101 and the second metal layer 102 are fixedly connected to each other, the anticorrosion primer layer 103, the anticorrosion coating layer 104, the adhesive layer 105 and the compound rubber layer 106 are sequentially arranged on the outer side surfaces of the first metal layer 101 and the second metal layer 102 from inside to outside, the section structure of the sealing ring 7 is the same as that of the rubber plate body 1, and the arrangement of the anticorrosion primer layer 103 and the anticorrosion coating layer 104 makes the metal layers not easy to corrode.

Wherein, as shown in fig. 3, inner grooves 10101 and protrusions 10102 are respectively disposed on inner side surfaces of the first metal layer 101 and the second metal layer 102, the inner grooves 10101 and the protrusions 10102 are mutually matched, and a plurality of inner grooves 10101 and protrusions 10102 are respectively disposed, the inner grooves 10101 and the protrusions 10102 are uniformly disposed on the metal layers in a dot matrix shape, and the inner grooves 10101 and the protrusions 10102 are alternately disposed, the structural strength of the rubber plate is greatly improved due to the dual metal layers of the first metal layer 101 and the second metal layer 102, and the first metal layer 101 and the second metal layer 102 are tightly fixed by the inner grooves 10101 and the protrusions 10102 in a matching manner, so that the rubber plate is not easy to slip, outer grooves 10103 are respectively disposed on outer side surfaces of the first metal layer 101 and the second metal layer 102, a plurality of outer grooves 10103 are uniformly disposed on the metal layers in a dot matrix shape, the outer grooves 10103 are disposed so that the metal layers and the composite rubber layer 106 have a greater bonding force, the whole rubber plate is not easy to scatter.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims (7)

1. The utility model provides a good anticorrosion of leakproofness rubber slab for automobile engine, includes rubber slab body (1), its characterized in that: the rubber plate comprises a rubber plate body (1), and is characterized in that a mounting hole (2) is formed in the rubber plate body (1), first step portions (3) are arranged at the outer edge of the rubber plate body (1) and the inner edge of the mounting hole (2), first sealing rings (4) and second sealing rings (5) are respectively embedded into step surfaces of the first step portions (3), the first step portions (3) are matched with second step portions (6), the second step portions (6) are arranged at the edges of sealing rings (7), and sealing ring clamping grooves (8) matched with the first sealing rings (4) and the second sealing rings (5) are formed in the step surfaces of the second step portions (6);

the cross section of the rubber plate body (1) comprises a first metal layer (101), a second metal layer (102), an anti-corrosion primer layer (103), an anti-corrosion coating layer (104), an adhesive layer (105) and a composite rubber layer (106), the first metal layer (101) and the second metal layer (102) are fixedly connected with each other, and the anti-corrosion primer layer (103), the anti-corrosion coating layer (104), the adhesive layer (105) and the composite rubber layer (106) are sequentially arranged on the outer side faces of the first metal layer (101) and the second metal layer (102) from inside to outside.

2. The anti-corrosion rubber plate for the automobile engine with good sealing performance according to claim 1, wherein inner grooves (10101) and protrusions (10102) are arranged on inner side surfaces of the first metal layer (101) and the second metal layer (102), the inner grooves (10101) and the protrusions (10102) are matched with each other, a plurality of inner grooves (10101) and the protrusions (10102) are arranged, the inner grooves (10101) and the protrusions (10102) are uniformly arranged on the metal layers in a lattice shape, and the inner grooves (10101) and the protrusions (10102) are arranged in a staggered mode.

3. The rubber sheet for the anti-corrosion automobile engine with good sealing performance as claimed in claim 1, wherein outer grooves (10103) are formed in outer side surfaces of the first metal layer (101) and the second metal layer (102), a plurality of outer grooves (10103) are formed in the outer grooves (10103), and the outer grooves (10103) are uniformly arranged on the metal layers in a lattice shape.

4. The rubber sheet for an anti-corrosion automobile engine with good sealing performance as claimed in claim 1, wherein the first stepped portions (3) are provided on both upper and lower sides of the outer edge of the rubber sheet body (1) and the inner edge of the mounting hole (2).

5. The rubber sheet for an anti-corrosion automobile engine with good sealing performance according to claim 1, wherein the cross-sectional structure of the sealing ring (7) is the same as the cross-sectional structure of the rubber sheet body (1).

6. The rubber sheet for an anti-corrosion automobile engine with good sealing performance as claimed in claim 1, wherein the sealing ring (7) is matched with the rubber sheet body (1) and has an end face flush with the end face.

7. The rubber plate with good sealing performance for the anti-corrosion automobile engine according to claim 1, wherein a plurality of mounting holes (2) are arranged, a sealing ring (7) is embedded at the edge of each mounting hole (2), and the sealing ring (7) is embedded at the edge of the whole rubber plate body (1).

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