CN219655167U - Flame-proof synchronous belt - Google Patents

Abstract

The utility model discloses a flame-proof synchronous belt, which comprises a synchronous belt main body, wherein a plurality of uniformly distributed belt teeth are arranged on the inner side of the synchronous belt main body, the synchronous belt main body comprises a base layer, reinforcing sheets are arranged in the base layer, a core wire layer is connected to the inner side of the base layer in a bonding manner, a plurality of core wires are arranged in the core wire layer, a tooth cloth layer is connected to the inner side of the core wire layer in a bonding manner, the synchronous belt main body comprises the base layer, the reinforcing sheets are arranged in the base layer, the base layer is neoprene, and the synchronous belt has good physical and mechanical properties, oil resistance, heat resistance and flame resistance, and higher tensile strength, ensures the base strength of the synchronous belt, prolongs the service life, and is a high-elasticity spring steel sheet, so that a good bending-resistant effect can be achieved, the bending-resistant effect of the base layer is further improved, the structural strength of the synchronous belt main body is improved, and meanwhile, the synchronous belt can be normally used.

Description

Flame-proof synchronous belt

Technical Field

The utility model relates to the technical field of synchronous belts, in particular to a flame-retardant synchronous belt.

Background

Synchronous belts, also known as toothed belts, timing belts, slip-free belts, etc. The synchronous belt is a flexible transmission mode similar to the common belt transmission modes such as a common V belt, a flat belt and the like. The synchronous belt not only can be used for transmitting motion and power, but also is commonly used in a servo mechanism for positioning the mechanism;

the early synchronous belt main body is mostly made of polyurethane rubber, and the polyurethane rubber has the advantages of common liquid rubber, and has good wear resistance, simple process and convenient molding;

however, the polyurethane rubber of the synchronous belt has poor heat resistance, is easy to be sticky at a temperature exceeding 80 ℃, and has obviously reduced strength and lower service life.

Disclosure of Invention

The utility model aims to provide a flame-proof synchronous belt which has the characteristics of good physical and mechanical properties, oil resistance, heat resistance and flame resistance, higher tensile strength and bending resistance effect and long service life.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flame retardant hold-in range, includes the hold-in range main part, the inboard of hold-in range main part is provided with a plurality of evenly distributed's band teeth, the hold-in range main part includes the foundation layer, the inside of foundation layer is provided with the reinforcement piece, the inboard laminating of foundation layer is connected with the heart yearn layer, the inside of heart yearn layer is provided with a plurality of heart yearns, the inboard laminating of heart yearn layer is connected with the tooth cloth layer, a plurality of the equal fixed connection in the inboard of tooth cloth layer of band teeth, the outside laminating of foundation layer is connected with powerful layer, the outside laminating of powerful layer is connected with fire-retardant layer, the outside laminating of fire-retardant layer is connected with the wearing layer.

In order to improve the strength and the bending resistance of the synchronous belt, the base layer is preferably neoprene, and the reinforcing sheet is preferably a high-elasticity spring steel sheet.

In order to improve the tolerance of the synchronous belt, the core wire is preferably spun from carbon fiber wires treated by ethylene propylene diene monomer rubber.

In order to facilitate connection and fixation of the toothed belt, the toothed cloth layer is preferably nylon wear-resistant cloth as the flame-retardant synchronous belt.

In order to improve the strength of the synchronous belt, the flame-retardant synchronous belt is preferably formed by braiding a plurality of steel wire ropes.

In order to improve the flame-retardant effect of the synchronous belt, the flame-retardant layer is preferably fluororubber as the flame-retardant synchronous belt.

In order to facilitate heat dissipation between the toothed belts, the wear-resistant layer is preferably a wear-resistant coating, and the outer wall of each toothed belt is provided with a vent hole in a penetrating manner.

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

the synchronous belt main body comprises a base layer, wherein a reinforcing sheet is arranged in the base layer, the base layer is neoprene, the synchronous belt has good physical and mechanical properties, oil resistance, heat resistance and flame resistance, and meanwhile has higher tensile strength, the base strength of the synchronous belt is guaranteed, the service life is prolonged, the reinforcing sheet is a high-elasticity spring steel sheet, so that a good bending resistance effect can be achieved, the bending resistance effect of the base layer is further improved, the structural strength of the synchronous belt main body is improved, and meanwhile, the synchronous belt is good in elasticity and strong in toughness, so that the synchronous belt can be normally used;

the heart yearn is spun by the carbon fiber line that the EPDM has been handled and forms, improve hold-in range length direction's stretch-proofing performance, prevent hold-in range long-term use deformation, the inboard laminating of heart yearn layer is connected with the tooth cloth layer, a plurality of belt teeth of fixed connection of being convenient for, the connection fastness is strong, the powerful layer is woven by stranded wire rope and is formed, effectively improve hold-in range bulk strength, improve the tolerance, the flame retardant coating is fluororubber, have high chemical stability, the heat resistance is strong simultaneously, can use in 250 ℃ for a long time in the environment, effectively improve the flame retardant property of hold-in range body, make the hold-in range can use under high temperature environment, the wearing layer is wear-resistant coating, effectively improve the wearability on hold-in range outside, improve intensity, through setting up the air circulation and heat dissipation of being convenient for.

Drawings

FIG. 1 is a diagram of the overall structure of the present utility model;

FIG. 2 is a block diagram of the overall cross-section of the present utility model;

in the figure: 1. a timing belt main body; 2. toothed; 3. a base layer; 4. a reinforcing sheet; 5. a core wire layer; 6. a core wire; 7. a tooth cloth layer; 8. a strong layer; 9. a flame retardant layer; 10. a wear-resistant layer; 11. and a vent hole.

Description of the embodiments

Referring to fig. 1 to 2, a flame-retardant synchronous belt comprises a synchronous belt main body 1, wherein a plurality of uniformly distributed belt teeth 2 are arranged on the inner side of the synchronous belt main body 1, the synchronous belt main body 1 comprises a base layer 3, a reinforcing sheet 4 is arranged in the base layer 3, a core wire layer 5 is connected to the inner side of the base layer 3 in a lamination manner, a plurality of core wires 6 are arranged in the core wire layer 5, a tooth cloth layer 7 is connected to the inner side of the core wire layer 5 in a lamination manner, a plurality of belt teeth 2 are fixedly connected to the inner side of the tooth cloth layer 7, a strong layer 8 is connected to the outer side of the base layer 3 in a lamination manner, a flame-retardant layer 9 is connected to the outer side of the strong layer 8 in a lamination manner, and a wear-resistant layer 10 is connected to the outer side of the flame-retardant layer 9 in a lamination manner.

In this embodiment: the synchronous belt main body 1 comprises a base layer 3, wherein a reinforcing sheet 4 is arranged in the base layer 3, the base layer 3 is neoprene, and has good physical and mechanical properties, oil resistance, heat resistance and flame resistance, and meanwhile, the base layer has higher tensile strength, the base strength of the synchronous belt is guaranteed, the service life is prolonged, the reinforcing sheet 4 is a high-elasticity spring steel sheet, so that a good bending resistance effect can be achieved, the bending resistance effect of the base layer is further improved, the structural strength of the synchronous belt main body is improved, and meanwhile, the synchronous belt is good in elasticity and strong in toughness, so that the synchronous belt can be normally used;

the core wire 6 is formed by spinning carbon fiber wires treated by ethylene propylene diene monomer rubber, so that the tensile property of the synchronous belt in the length direction is improved, the synchronous belt is prevented from being deformed in long-term use, the inner side of the core wire layer 5 is bonded and connected with the tooth cloth layer 7, a plurality of belt teeth 2 are convenient to fixedly connect, the connection firmness is strong, the strong layer 8 is formed by braiding a plurality of steel wire ropes, the integral strength of the synchronous belt is effectively improved, the tolerance is improved, the flame-retardant layer 9 is fluororubber, the high chemical stability is realized, meanwhile, the heat resistance is strong, the synchronous belt can be used in the environment of 250 ℃ for a long time, the flame-retardant property of the synchronous belt body is effectively improved, the synchronous belt can be used in a high-temperature environment, the wear-resistant layer 10 is a wear-resistant coating, the wear resistance of the outermost side of the synchronous belt is effectively improved, and the strength is improved;

by providing the vent 11, ventilation and heat dissipation are facilitated.

As a technical optimization scheme of the utility model, the base layer 3 is neoprene, and the reinforcing sheet 4 is a high-elasticity spring steel sheet.

In this embodiment: the base layer 3 is neoprene, has good physical and mechanical properties, is oil-resistant, heat-resistant and flame-resistant, has higher tensile strength simultaneously, ensures the base strength of the synchronous belt, prolongs the service life, and the reinforcing sheet 4 is a high-elasticity spring steel sheet, so that a good bending-resistant effect can be achieved, and the bending-resistant effect of the base layer is improved.

As a technical optimization scheme of the utility model, the core wire 6 is spun by carbon fiber wires treated by ethylene propylene diene monomer.

In this embodiment: the core wire 6 is spun by carbon fiber wires treated by ethylene propylene diene monomer, so that the tensile resistance of the synchronous belt in the length direction is improved, and the long-term use deformation of the synchronous belt is prevented.

As a technical optimization scheme of the utility model, the tooth cloth layer 7 is nylon wear-resistant cloth.

In this embodiment: the inboard laminating of heart yearn layer 5 is connected with tooth cloth layer 7, and a plurality of belt teeth 2 of fixed connection of being convenient for, the connection fastness is strong, and nylon wear cloth improves wear resistance simultaneously, avoids the inboard wearing and tearing of hold-in range.

As a technical optimization scheme of the utility model, the strength layer 8 is formed by weaving a plurality of strands of steel wire ropes.

In this embodiment: the strong layer 8 is formed by weaving a plurality of steel wire ropes, so that the integral strength of the synchronous belt is effectively improved, and the tolerance is improved.

As a technical optimization scheme of the utility model, the flame-retardant layer 9 is fluororubber.

In this embodiment: the flame retardant layer 9 is fluororubber, has high chemical stability and high heat resistance, can be used in the environment of 250 ℃ for a long time, and can effectively improve the flame retardant property of the synchronous belt body, so that the synchronous belt can be used in a high-temperature environment.

As a technical optimization scheme of the utility model, the wear-resistant layer 10 is a wear-resistant coating, and the outer wall of the belt tooth 2 is provided with a vent hole 11 in a penetrating way.

In this embodiment: the wear-resistant layer 10 is a wear-resistant coating, so that the wear resistance of the outermost side of the synchronous belt is effectively improved, the strength is improved, and ventilation and heat dissipation are facilitated by the arrangement of the ventilation holes 11.

Working principle: the hold-in range main part 1 includes the foundation layer 3, the inside of foundation layer 3 is provided with the enhancement piece 4, the foundation layer 3 is chloroprene rubber, have good physical mechanical properties, it is resistant to oil, heat and flame retardant, have higher tensile strength simultaneously, ensure the foundation strength of hold-in range, increase of service life, the enhancement piece 4 is high elasticity spring steel sheet, thereby can play good bending resistance's effect, and then improve the bending resistance's of foundation layer self effect, thereby improve the structural strength of hold-in range main part, simultaneously elasticity is good, toughness is strong, make hold-in range can normal use, heart yearn 6 is spun by the carbon fiber line that the ethylene-propylene-diene monomer rubber was handled, improve hold-in range length direction's stretch resistance, prevent hold-in range long-time use deformation, the inboard laminating of heart yearn layer 5 is connected with tooth cloth layer 7, be convenient for a plurality of belt teeth 2 of fixed connection, the connection is strong, powerful layer 8 is woven by wire rope and forms, effectively improve hold-in range bulk strength, improve the tolerance, flame retardant layer 9 is fluororubber, high chemical stability, and heat resistance is strong simultaneously, can be used in 250 ℃ environment main part, effectively improve the hold-in range, and improve the performance in the environment of 250 ℃, can be used in the wear-resistant layer under the high temperature, the wear-resistant layer, wear-resistant layer is provided with the wear-resistant layer, the wear-resisting layer is passed through the wear-resisting layer, and the wear-resisting layer is set up.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. The utility model provides a flame retardant hold-in range, includes hold-in range main part (1), the inboard of hold-in range main part (1) is provided with a plurality of evenly distributed's belt teeth (2), its characterized in that: the synchronous belt main body (1) comprises a base layer (3), a reinforcing sheet (4) is arranged in the base layer (3), a core wire layer (5) is connected to the inner side of the base layer (3) in a laminating mode, a plurality of core wires (6) are arranged in the core wire layer (5), a tooth cloth layer (7) is connected to the inner side of the core wire layer (5) in a laminating mode, a plurality of belt teeth (2) are fixedly connected to the inner side of the tooth cloth layer (7), a powerful layer (8) is connected to the outer side of the base layer (3) in a laminating mode, a flame-retardant layer (9) is connected to the outer side of the powerful layer (8) in a laminating mode, and a wear-resistant layer (10) is connected to the outer side of the flame-retardant layer (9) in a laminating mode.

2. The flame resistant timing belt of claim 1, wherein: the base layer (3) is neoprene, and the reinforcing sheet (4) is a high-elasticity spring steel sheet.

3. The flame resistant timing belt of claim 1, wherein: the core wire (6) is spun by carbon fiber wires treated by ethylene propylene diene monomer.

4. The flame resistant timing belt of claim 1, wherein: the tooth cloth layer (7) is nylon wear-resistant cloth.

5. The flame resistant timing belt of claim 1, wherein: the strong layer (8) is formed by weaving a plurality of steel wire ropes.

6. The flame resistant timing belt of claim 1, wherein: the flame-retardant layer (9) is fluororubber.

7. The flame resistant timing belt of claim 1, wherein: the wear-resistant layer (10) is a wear-resistant coating, and the outer wall of the toothed belt (2) is provided with a vent hole (11) in a penetrating way.