Heat-resistant rubber V belt

Abstract

The utility model belongs to the technical field of V belts, and particularly relates to a heat-resistant rubber V belt. Comprising a belt body which is annular, and transmission teeth are formed on the inner side of the belt body; the outer protection layer is arranged outside the belt body; the belt body is provided with a plurality of supporting grooves which are uniformly distributed along the circumference; and each supporting groove is internally provided with a hollowed-out supporting piece matched with the inner wall of the supporting groove.

Description

Technical Field

[0001] The utility model belongs to the technical field of V-belts, and in particular relates to a heat-resistant rubber V-belt. Background Art

[0002] V-belt drive is one of the important and basic transmission methods in mechanical transmission, and it is widely used in various mechanical transmission fields. V-belt drive is a friction belt drive. V-belts are mainly made of rubber. The heat resistance and heat dissipation effect of ordinary V-belts used in general transmission are poor, which affects its overall service life. Utility Model Content

[0003] The utility model aims to solve the above-mentioned technical problems and provide a rubber V-belt which is simple in structure, heat-resistant and heat-dissipating.

[0004] In view of this, the utility model provides a heat-resistant rubber V-belt, comprising:

[0005] The belt body is annular and has transmission teeth formed on the inner side of the belt body;

[0006] An outer protective layer is provided outside the belt body;

[0007] Support grooves: a plurality of support grooves evenly distributed around the circumference are provided on the belt body;

[0008] Supporting member: each supporting groove is provided with a hollow supporting member matched with its inner wall.

[0009] In the above technical solution, further, a support groove is provided on the inner side of each transmission tooth on the belt body, and the support groove extends along the axial direction of the belt body and penetrates the belt body.

[0010] In the above technical solution, further, the support member includes:

[0011] Support plates, wherein the two support plates are symmetrically arranged with respect to each other;

[0012] A connecting piece is provided on both sides of the two supporting pieces for connection and support.

[0013] In the above technical solution, further, the connecting piece includes:

[0014] A connecting section, wherein the connecting section is in a sheet shape;

[0015] An arc-shaped support section is formed in the middle of the connecting section and protrudes toward the middle of the support member.

[0016] In the above technical solution, further, the support member includes:

[0017] A support body, the cross section of which is a hollow isosceles trapezoid;

[0018] A reinforcing body is provided on the inner side of the supporting body for supporting. The reinforcing body and the supporting body are respectively stamped and formed and then fixedly connected by metal adhesive or welding.

[0019] In the above technical solution, further, the reinforcement body comprises:

[0020] Reinforcement ribs are formed on both bottoms and the oblique sides of the support body and extend toward the middle of the support body;

[0021] A reinforcement ring is used to fix the ends of the reinforcement ribs in the support body.

[0022] In the above technical solution, further, the cross-section of the reinforcement ring is rhombus or circular.

[0023] In this technical solution, the diamond-shaped or circular reinforcement ring can better play a supporting role.

[0024] In the above technical solution, further, it also includes:

[0025] Heat dissipation holes: the belt body is located on the inner side of each transmission tooth and is formed with a plurality of heat dissipation holes that radially penetrate the belt body outward; and the heat dissipation holes pass through the outer protective layer and the support member.

[0026] The beneficial effects of the utility model are:

[0027] 1. The setting of the support parts can ensure the overall structural stability and strength of the V-belt;

[0028] 2. The support member is arranged on the inner side of the transmission tooth, thereby better ensuring the structural strength and transmission effect of the transmission tooth. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a cross-sectional schematic diagram of the utility model;

[0030] Figure 2 It is a structural schematic diagram of the first shape of the utility model;

[0031] Figure 3 yes Figure 1 A partial enlarged view of point Ⅰ in the middle;

[0032] Figure 4 It is a structural schematic diagram of the second shape of the utility model;

[0033] Figure 5 yes Figure 3 A partial enlarged view of the middle II;

[0034] The markings in the figure are: 1-belt body, 2-outer protective layer, 3-support groove, 4-support member, 4a-support plate, 4b-connecting section, 4c-arc-shaped support section, 4d-support body, 4e-reinforcement rib, 4f-reinforcement ring, 5-heat dissipation hole. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0036] Embodiment 1:

[0037] like Figure 1-5 As shown: This embodiment provides a heat-resistant rubber V-belt, comprising:

[0038] The belt body 1 is annular and has transmission teeth formed on the inner side of the belt body 1;

[0039] An outer protective layer 2 is provided outside the belt body 1;

[0040] Support grooves 3, a plurality of support grooves 3 evenly distributed along the circumference are provided on the belt body 1;

[0041] Support member 4: each support groove 3 is provided with a hollow support member 4 matched with its inner wall.

[0042] In this technical solution, the outer protective layer 2 is made of EPDM rubber and is integrally formed outside the belt body 1; the belt body 1 can be made of high-strength heat-resistant rubber material; thereby ensuring the overall heat resistance of the V-belt and improving the corrosion resistance of the V-belt exterior. The setting of the support member 4 can improve the overall compression resistance of the belt body 1, ensure the structural stability of the V-belt, and the hollow structure and the support groove 3 can improve the overall heat dissipation effect of the V-belt. The support member 4 is made of a metal or alloy with good elasticity, such as spring steel.

[0043] Embodiment 2:

[0044] like Figure 2-4 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0045] A support groove 3 is provided on the inner side of each transmission tooth on the belt body 1 , and the support groove 3 extends along the axial direction of the belt body 1 and penetrates the belt body 1 .

[0046] In the present technical solution, the support member 4 is arranged on the inner side of the transmission tooth. When the transmission tooth is under pressure, the support member 4 provides good support to the transmission tooth, thereby preventing the overall deformation of the V-belt and better ensuring the stability of the V-belt operation.

[0047] Embodiment 3:

[0048] like Figure 2-3 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0049] The support member 4 comprises:

[0050] Supporting sheets 4a, two supporting sheets 4a are symmetrically arranged with each other;

[0051] Connecting pieces are provided on both sides of the two supporting pieces 4a for connection and support.

[0052] In the present technical solution, the support sheet 4a supports the support groove 3 in one direction, the connecting sheet supports the support groove 3 in another direction, and the support sheet 4a and the connecting sheet cooperate to support the V-belt to prevent the V-belt from being squeezed and damaged. The connecting sheet and the support sheet 4a are integrally formed by stamping.

[0053] Embodiment 4:

[0054] like Figure 2-3 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0055] The connecting piece includes:

[0056] The connecting section 4b is in a sheet shape;

[0057] An arc-shaped support segment 4c is formed in the middle of the connecting segment 4b and protrudes toward the middle of the support member 4.

[0058] In this technical solution, the connecting end is used to connect the supporting sheet 4a, and the arc-shaped supporting section 4c has a good supporting effect.

[0059] Embodiment 5:

[0060] like Figure 4-5 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of embodiments 1-2, also has the following technical features.

[0061] The support member 4 comprises:

[0062] A support body 4d, the cross section of the support body 4d is a hollow isosceles trapezoid;

[0063] A reinforcing body is provided on the inner side of the supporting body 4d for supporting. The reinforcing body and the supporting body 4d are respectively stamped and formed and then fixedly connected by metal adhesive or welding.

[0064] In the present technical solution, the isosceles trapezoidal support body 4d can better fit the force of the transmission gear, thereby better supporting the transmission gear, and the reinforcement body can support and reinforce the overall structure of the support body 4d.

[0065] Embodiment 6:

[0066] like Figure 4-5 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0067] The reinforcements include:

[0068] Reinforcing ribs 4e are formed on both bottoms and the oblique sides of the support body 4d and extend toward the middle of the support body 4d;

[0069] The reinforcement ring 4f and the ends of the reinforcement ribs 4e in the support body 4d are fixedly connected through the reinforcement ring 4f.

[0070] In this technical solution, the reinforcing ribs 4e are used to connect the four sides of the support body 4d, and the reinforcing ends are used to connect the reinforcing ribs 4e, and one or more of the reinforcing ribs 4e are squeezed to better disperse the force to other reinforcing ribs 4e, thereby ensuring the overall structural stability of the reinforcing body.

[0071] Embodiment 7:

[0072] like Figure 4-5 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0073] The cross section of the reinforcement ring 4f is rhombus-shaped or circular.

[0074] In this technical solution, the diamond-shaped or circular reinforcement ring 4f can better play a supporting role.

[0075] Embodiment 8:

[0076] like Figure 2-5 As shown: This embodiment provides a heat-resistant rubber V-belt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0077] Also includes:

[0078] Heat dissipation holes 5 , a plurality of heat dissipation holes 5 radially penetrating the belt body 1 are formed outward on the inner side of each transmission tooth of the belt body 1 ; and the heat dissipation holes 5 pass through the outer protective layer 2 and the support member 4 .

[0079] In the present technical solution, the provision of the heat dissipation holes 5 can further improve the overall heat dissipation effect and heat resistance of the V-belt.

[0080] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the inspiration of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A heat-resistant rubber V-belt, characterized in that: include: A belt body (1), wherein the belt body (1) is annular and has transmission teeth formed on the inner side of the belt body (1); An outer protective layer (2), which is arranged outside the belt body (1); Support grooves (3), a plurality of support grooves (3) evenly distributed along the circumference are provided on the belt body (1); A support member (4), wherein each of the support grooves (3) is provided with a support member (4) adapted to the inner wall thereof.

2. A heat-resistant rubber V-belt according to claim 1, characterized in that: A support groove (3) is provided on the inner side of each transmission tooth on the belt body (1), and the support groove (3) extends along the axial direction of the belt body (1) and penetrates the belt body (1).

3. A heat-resistant rubber V-belt according to claim 2, characterized in that: The support member (4) comprises: Supporting sheets (4a), wherein the two supporting sheets (4a) are symmetrically arranged with respect to each other; A connecting piece is provided on both sides of the two supporting pieces (4a) for connection and support.

4. A heat-resistant rubber V-belt according to claim 3, characterized in that: The connecting piece comprises: A connecting section (4b), wherein the connecting section (4b) is in a sheet shape; An arc-shaped support section (4c) is formed in the middle of the connecting section (4b) and protrudes toward the middle of the support member (4).

5. A heat-resistant rubber V-belt according to claim 2, characterized in that: The support member (4) comprises: A support body (4d), wherein the cross section of the support body (4d) is a hollow isosceles trapezoid; A reinforcing body is provided on the inner side of the supporting body (4d) for supporting.

6. A heat-resistant rubber V-belt according to claim 5, characterized in that: The reinforcement body comprises: Reinforcing ribs (4e) are formed on both bottoms and the oblique sides of the supporting body (4d) and extend toward the middle of the supporting body (4d); The reinforcement ring (4f) and the ends of the reinforcement ribs (4e) in the support body (4d) are fixedly connected via the reinforcement ring (4f).

7. A heat-resistant rubber V-belt according to claim 6, characterized in that: The cross section of the reinforcement ring (4f) is rhombus-shaped or circular.

8. A heat-resistant rubber V-belt according to any one of claims 1 to 7, characterized in that: Also includes: Heat dissipation holes (5), the belt body (1) is located on the inner side of each transmission tooth and is formed with a plurality of heat dissipation holes (5) radially penetrating the belt body (1) outwardly.

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