CN218706106U

CN218706106U - Chemical-resistant industrial belt

Info

Publication number: CN218706106U
Application number: CN202222931061.2U
Authority: CN
Inventors: 黄勤斌
Original assignee: Xiamen Heyi Industrial Belt Co ltd
Current assignee: Xiamen Heyi Industrial Belt Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-24
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a chemical resistance industrial belt, which comprises a first fluororubber layer, a first nitrile rubber layer, a composite fiber layer, an elastic layer, a second nitrile rubber layer and a second fluororubber layer which are sequentially arranged and bonded; the composite fiber layer is a polyester fiber layer or an aramid fiber layer. The utility model has the advantages that: set up the fluororubber layer in the outmost two sides of belt, played high temperature resistant, resistant radiation and acid and alkali-resistance's effect, through setting up the butadiene acrylonitrile rubber layer, played resistant oily, wear-resisting, ageing-resistant and the strong effect of gas tightness, can strengthen the toughness of belt through setting up the composite fiber layer to increase holistic elasticity through setting up the elastic layer, play better result of use, combination between the various materials makes the belt have stronger wear-resisting, corrosion resistance.

Description

Chemical-resistant industrial belt

Technical Field

The utility model relates to an extension combination film technical field specifically is a resistant chemical industry belt.

Background

Industrial belts are widely used in the transmission and transportation of industrial equipment, have different performance requirements according to different use environments, and need to have better acid-base resistance and corrosion resistance in food transportation and other acid-base corrosive article transportation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a resistant chemical industry belt to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a chemical-resistant industrial belt comprises a first fluororubber layer, a first butadiene acrylonitrile rubber layer, a composite fiber layer, an elastic layer, a second butadiene acrylonitrile rubber layer and a second fluororubber layer which are sequentially arranged and bonded;

the composite fiber layer is a polyester fiber layer or an aramid fiber layer.

Further, the polyester fiber layer comprises at least two layers of polyester fiber cloth and a plurality of elastic ropes for fixing the polyester fiber cloth; the elastic rope is fixed between two adjacent polyester fiber cloths.

Furthermore, the elastic ropes are fixed between the two polyester fiber cloths in a crossed manner.

Further, the aramid fiber layer comprises at least two layers of aramid fiber cloth and a plurality of aramid fiber fixing lines for fixing the two adjacent layers of aramid fiber cloth, and the aramid fiber fixing lines are fixed between the two adjacent layers of aramid fiber cloth in a crossed manner.

Furthermore, the elastic layer is an elastic rubber layer.

The first protective layer and the second protective layer are respectively positioned on the outer sides of the first fluororubber layer and the second fluororubber layer; the first protective layer and the second protective layer are butadiene rubber layers.

Furthermore, the first protective layer and the second protective layer are provided with anti-slip grooves on the sides far away from the first fluororubber layer and the second fluororubber layer.

Compared with the prior art, the beneficial effects of the utility model are that: set up the fluororubber layer in the outmost two sides of belt, played high temperature resistant, resistant radiation and acid and alkali-resistance's effect, through setting up the butadiene acrylonitrile rubber layer, played resistant oily, wear-resisting, ageing-resistant and the strong effect of gas tightness, can strengthen the toughness of belt through setting up the composite fiber layer to increase holistic elasticity through setting up the elastic layer, play better result of use, combination between the various materials makes the belt have stronger wear-resisting, corrosion resistance.

Drawings

Fig. 1 is a schematic cross-sectional view of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a second embodiment of the present invention;

fig. 4 is an exploded view of the composite fiber layer.

In the figure: 1. a first fluororubber layer; 2. a first layer of nitrile rubber; 3. a composite fiber layer; 31. polyester fiber cloth; 32. aramid fiber cloth; 33. an elastic cord; 34. aramid fiber fixing lines; 4. an elastic layer; 5. a second layer of nitrile rubber; 6. a second fluororubber layer; 7. a first protective layer; 8. a second protective layer.

Detailed Description

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.

The technical solutions in the embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, the present invention provides a chemical resistance industrial belt, which comprises a first fluororubber layer 1, a first nitrile rubber layer 2, a composite fiber layer 3, an elastic layer 4, a second nitrile rubber layer 5 and a second fluororubber layer 6, which are sequentially adhered to each other; the composite fiber layer 3 is a polyester fiber layer or an aramid fiber layer. The heat resistance, the oxidation resistance and the corrosion resistance can be improved by adopting the first fluororubber layer 1 and the second fluororubber layer 6 on the front side and the back side of the industrial belt, and the first butadiene acrylonitrile rubber layer 2 and the second butadiene acrylonitrile rubber layer 5 on the front side and the back side have the effects of oil resistance, wear resistance, aging resistance and strong air tightness and can play a role in reinforcement. Inside buffering performance through elastic layer 4 promotion belt, and promote belt deformability and conformality, preferred, elastic layer 4 is elastic rubber layer, and elastic rubber layer can make deformation by a wide margin of belt and be difficult to damage.

When the composite fiber layer 3 is a polyester fiber layer, the polyester fiber layer comprises at least two layers of polyester fiber cloth 31 and a plurality of elastic ropes 33 for fixing the polyester fiber cloth 31, the elastic ropes 33 are fixed between two adjacent polyester fiber cloth 31, and the elastic ropes 33 can be fixed between the two polyester fiber cloth 31 in a crossed manner; the elastic ropes 33 are arranged between the polyester fiber cloth 31 to improve the shape retention of the polyester fiber layer, and meanwhile, the production is easy, and the polyester fiber cloth 31 is not easy to scatter due to the crossed fixation of the elastic ropes 33.

When the 3 aramid fiber layers that adopt of composite fiber layer, aramid fiber layer includes two-layer aramid fiber cloth 32 at least and a plurality of fixed line 34 of aramid fiber with adjacent two-layer aramid fiber cloth 32, the fixed line 34 of 34 criss-cross two-layer aramid fiber cloth that is fixed in of a plurality of aramid fiber, aramid fiber is a type high-tech synthetic fiber, have the superhigh strength, high modulus and high temperature resistant, acid and alkali resistant, good properties such as light in weight, its intensity is 5 ~ 6 times of steel wire, the modulus is 2 ~ 3 times of steel wire or glass fiber, toughness is 2 times of steel wire, and weight only is about 1/5 of steel wire, under 560 degrees of temperature, do not decompose, do not melt. The novel composite material has good insulativity and ageing resistance, has a long life cycle, can achieve a better physical effect by adopting aramid fibers, can effectively resist high temperature, and has good toughness and high probability of breakage.

The various combinations of the high-temperature-resistant and corrosion-resistant rubber can achieve high temperature resistance and corrosion resistance, have better flexibility, and are more suitable for transportation of industrial equipment and corrosive products.

Example two:

as shown in fig. 3, the second embodiment is different from the first embodiment in that the second embodiment further comprises a first protective layer 7 and a second protective layer, including the first protective layer 7 and the second protective layer, wherein the first protective layer 7 and the second protective layer are respectively positioned outside the first fluororubber layer 1 and the second fluororubber layer 6; the first protective layer 7 and the second protective layer 8 are butadiene rubber layers; the cis-butadiene rubber is synthetic rubber with a regular structure and polymerized by butadiene, the cis-structure content of the cis-butadiene rubber is more than 95 percent, compared with natural rubber and butadiene styrene rubber, the butadiene rubber has particularly excellent cold resistance, wear resistance and elasticity after vulcanization, generates less heat under dynamic load, has good aging resistance, and is easy to be used together with natural rubber, chloroprene rubber or nitrile rubber; the wear resistance of the industrial belt can be further enhanced by adopting the protective layer, and due to the use property of the protective layer, if the protective layer does not have the wear resistance, the service life is short, the protective layer cannot be used for a long time, and serious people are easy to have danger; to prevent slippage during use, anti-slip grooves (not shown) are provided in the outer surface of first protective layer 7 and second protective layer 8, which grooves may be conventional belt corrugations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A chemical-resistant industrial belt is characterized by comprising a first fluororubber layer, a first butadiene acrylonitrile rubber layer, a composite fiber layer, an elastic layer, a second butadiene acrylonitrile rubber layer and a second fluororubber layer which are sequentially arranged and bonded;

the composite fiber layer is a polyester fiber layer or an aramid fiber layer.

2. A chemically resistant industrial belt as claimed in claim 1 wherein: the polyester fiber layer comprises at least two layers of polyester fiber cloth and a plurality of elastic ropes for fixing the polyester fiber cloth; the elastic rope is fixed between two adjacent polyester fiber cloths.

3. A chemically resistant industrial belt as claimed in claim 2 wherein: and the elastic ropes are fixed between the two polyester fiber cloths in a crossed manner.

4. A chemically resistant industrial belt as claimed in claim 1 wherein: the aramid fiber layer comprises at least two layers of aramid fiber cloth and a plurality of aramid fiber fixing lines for fixing the two adjacent layers of aramid fiber cloth, and the aramid fiber fixing lines are fixed between the two adjacent layers of aramid fiber cloth in a crossed manner.

5. A chemically resistant industrial belt as claimed in claim 4 wherein: the elastic layer is an elastic rubber layer.

6. A chemical resistance industrial belt according to any one of claims 1 to 5, characterized in that: the first protective layer and the second protective layer are respectively positioned on the outer sides of the first fluororubber layer and the second fluororubber layer; the first protective layer and the second protective layer are butadiene rubber layers.

7. A chemically resistant industrial belt as claimed in claim 6 wherein: and anti-skidding grooves are formed in one sides, far away from the first fluororubber layer and the second fluororubber layer, of the first protective layer and the second protective layer.