Rubber diaphragm of automobile brake chamber

Abstract

The utility model belongs to the field of rubber diaphragms, and particularly relates to an automobile brake chamber rubber diaphragm which comprises a rubber diaphragm body, a lip is arranged on the outer side of the top of the rubber diaphragm body, a protruding column is arranged at the bottom of the rubber diaphragm body, and the rubber diaphragm body comprises an inner diaphragm body, a connecting layer and an outer diaphragm body. The top of the outer diaphragm body is connected with a connecting layer, the top of the connecting layer is connected with an inner diaphragm body, a reinforcing assembly connected with the inner diaphragm body and the outer diaphragm body is arranged on the connecting layer, the reinforcing assembly is provided with a reinforcing rod, an upper reinforcing plate and a lower reinforcing plate, and the reinforcing rod is installed on the connecting layer and penetrates through the connecting layer. The upper reinforcing plate is fixedly installed on the top of the reinforcing rod. The rubber diaphragm is reasonable in design, the stability of the inner diaphragm body and the outer diaphragm body can be improved through the arrangement of the reinforcing assembly, the rebound resilience of the rubber diaphragm body can be improved through the elastic assembly, and the purpose that the rubber diaphragm body can be rapidly reset can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber diaphragms, in particular to a rubber diaphragm for a brake chamber of an automobile. Background Art

[0002] The rubber diaphragm of the automobile brake chamber is a key component used in the automobile brake air chamber, mainly used to transmit pressure. It converts the pressure of compressed air into mechanical thrust to achieve the braking function of the vehicle.

[0003] The automobile brake chamber uses a bowl-shaped rubber diaphragm, whose diaphragm body and diaphragm bottom are smooth. During operation, the diaphragm body flips under the action of high pressure and strong force, which is particularly easy to cause product tearing. Moreover, when the rubber diaphragm is used for a long time, it is easy to have insufficient resilience. Therefore, we proposed a rubber diaphragm for automobile brake chamber to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a rubber diaphragm for a vehicle brake chamber.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A rubber diaphragm for an automobile brake chamber comprises a rubber diaphragm body, a lip is arranged on the outer side of the top of the rubber diaphragm body, a convex column is arranged on the bottom of the rubber diaphragm body, the rubber diaphragm body comprises an inner diaphragm body, a connecting layer and an outer diaphragm body, the top of the outer diaphragm body is connected to the connecting layer, the top of the connecting layer is connected to the inner diaphragm body, and a reinforcement component connected to the inner diaphragm body and the outer diaphragm body is on the connecting layer.

[0007] Preferably, the reinforcement assembly is provided with a reinforcement rod, an upper reinforcement plate and a lower reinforcement plate, the reinforcement rod is installed on the connecting layer, and the reinforcement rod passes through the connecting layer, the upper reinforcement plate is fixedly installed on the top of the reinforcement rod, and the upper reinforcement plate extends into the inner diaphragm body, and the lower reinforcement plate is fixedly installed on the bottom of the reinforcement rod, and the lower reinforcement plate extends into the outer diaphragm body.

[0008] Preferably, a through hole is provided on the connection layer, and the through hole is located between two corresponding reinforcing rods, and an elastic component connected to the reinforcing rod is provided in the through hole.

[0009] Preferably, the elastic component comprises a rubber frame, the rubber frame is fixedly installed in the through hole, and the rubber frame is fixedly connected to the corresponding reinforcing rod.

[0010] Preferably, the elastic component also includes transverse elastic wires and longitudinal elastic wires, a plurality of transverse elastic wires are fixedly connected to the inner walls on both sides of the rubber frame, a plurality of longitudinal elastic wires are fixedly connected to the front and rear inner walls of the rubber frame, and the transverse elastic wires and the longitudinal elastic wires are cross-arranged.

[0011] Preferably, a corrosion-resistant component is provided on a side of the inner diaphragm body away from the connecting layer, and the corrosion-resistant component is configured as a corrosion-resistant coating.

[0012] Preferably, a wear-resistant component is provided on a side of the outer diaphragm body away from the connecting layer, and the wear-resistant component is configured as a wear-resistant coating.

[0013] Beneficial effects of the utility model:

[0014] 1. The sealing performance between the rubber diaphragm body and the automobile brake chamber can be increased by providing a lip, and the stability of the inner diaphragm body and the outer diaphragm body can be increased by providing a connecting layer between the inner diaphragm body and the outer diaphragm body, and by the cooperation of the reinforcing rod, the upper reinforcing plate and the lower reinforcing plate;

[0015] 2. By providing an elastic component and cooperating with cross-arranged transverse elastic threads and longitudinal elastic threads in the rubber frame, the resilience of the rubber diaphragm body can be increased, so that the rubber diaphragm body can be quickly reset. By providing a corrosion-resistant coating, the corrosion resistance of the rubber diaphragm body can be increased. By providing a wear-resistant coating, the wear resistance of the rubber diaphragm body can be increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a rubber diaphragm for a vehicle brake chamber proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of a rubber diaphragm for a vehicle brake chamber proposed by the utility model;

[0018] Figure 3 This is a partial cross-sectional structural schematic diagram of a rubber diaphragm for a vehicle brake chamber proposed by the utility model;

[0019] Figure 4 The utility model is a schematic structural diagram of part A of a rubber diaphragm for a vehicle brake chamber.

[0020] In the figure: 1. rubber diaphragm body; 2. lip; 3. boss; 4. inner diaphragm body; 5. connecting layer; 6. outer diaphragm body; 7. reinforcement component; 701. reinforcement rod; 702. upper reinforcement plate; 703. lower reinforcement plate; 8. elastic component; 801. rubber frame; 802. transverse elastic wire; 803. longitudinal elastic wire; 9. corrosion-resistant coating; 10. wear-resistant coating; 11. through hole. DETAILED DESCRIPTION

[0021] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Reference Figure 1-4 A rubber diaphragm for a brake chamber of an automobile comprises a rubber diaphragm body 1, a lip 2 is arranged on the outer side of the top of the rubber diaphragm body 1, a convex column 3 is arranged on the bottom of the rubber diaphragm body 1, the rubber diaphragm body 1 comprises an inner diaphragm body 4, a connecting layer 5 and an outer diaphragm body 6, the top of the outer diaphragm body 6 is connected with the connecting layer 5, the top of the connecting layer 5 is connected with the inner diaphragm body 4, a reinforcing component 7 connected to the inner diaphragm body 4 and the outer diaphragm body 6 on the connecting layer 5, the reinforcing component 7 is provided with a reinforcing rod 701, an upper reinforcing plate 702 and a lower reinforcing plate 703, the reinforcing rod 70 1 is installed on the connecting layer 5, and the reinforcing rod 701 passes through the connecting layer 5, the upper reinforcing plate 702 is fixedly installed on the top of the reinforcing rod 701, and the upper reinforcing plate 702 extends into the inner diaphragm body 4, and the lower reinforcing plate 703 is fixedly installed on the bottom of the reinforcing rod 701, and the lower reinforcing plate 703 extends into the outer diaphragm body 6. By providing the connecting layer 5 between the inner diaphragm body 4 and the outer diaphragm body 6, and by the cooperation of the reinforcing rod 701, the upper reinforcing plate 702 and the lower reinforcing plate 703, the stability of the inner diaphragm body 4 and the outer diaphragm body 6 can be increased.

[0023] In this embodiment, a through hole 11 is provided on the connecting layer 5, and the through hole 11 is located between the two corresponding reinforcing rods 701, and an elastic component 8 connected to the reinforcing rod 701 is provided in the through hole 11, the elastic component 8 includes a rubber frame 801, the rubber frame 801 is fixedly installed in the through hole 11, and the rubber frame 801 is fixedly connected to the corresponding reinforcing rod 701, the elastic component 8 also includes a transverse elastic wire 802 and a longitudinal elastic wire 803, a plurality of transverse elastic wires 802 are fixedly connected to the inner walls on both sides of the rubber frame 801, a plurality of longitudinal elastic wires 803 are fixedly connected to the inner walls on the front and rear sides of the rubber frame 801, and the transverse elastic wires 802 and the longitudinal elastic wires 803 are cross-arranged, by providing the elastic component 8, and by the cooperation of the cross-arranged transverse elastic wires 802 and the longitudinal elastic wires 803 in the rubber frame 801, the resilience of the rubber diaphragm body 1 can be increased, so that the rubber diaphragm body 1 can be quickly reset.

[0024] In this embodiment, a corrosion-resistant component is provided on the side of the inner diaphragm body 4 away from the connecting layer 5, and the corrosion-resistant component is provided as a corrosion-resistant coating 9, and a wear-resistant component is provided on the side of the outer diaphragm body 6 away from the connecting layer 5, and the wear-resistant component is provided as a wear-resistant coating 10. By providing the corrosion-resistant coating 9, the corrosion resistance of the rubber diaphragm body 1 can be increased, and by providing the wear-resistant coating 10, the wear resistance of the rubber diaphragm body 1 can be increased.

[0025] In the utility model, the sealing performance between the rubber diaphragm body 1 and the automobile brake chamber can be increased by providing a lip 2, the connecting layer 5 is provided between the inner diaphragm body 4 and the outer diaphragm body 6, and the cooperation of the reinforcing rod 701, the upper reinforcing plate 702 and the lower reinforcing plate 703 can be achieved to increase the stability of the inner diaphragm body 4 and the outer diaphragm body 6, the elastic component 8 is provided, and the cross-arranged transverse elastic wires 802 and longitudinal elastic wires 803 are provided in the rubber frame 801 to cooperate to increase the resilience of the rubber diaphragm body 1, so that the rubber diaphragm body 1 can be quickly reset, the corrosion-resistant coating 9 can be provided to increase the corrosion resistance of the rubber diaphragm body 1, and the wear-resistant coating 10 can be provided to increase the wear resistance of the rubber diaphragm body 1.

[0026] The above is a detailed introduction to a rubber diaphragm for a vehicle brake chamber provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A rubber diaphragm for a vehicle brake chamber, characterized in that: It comprises a rubber diaphragm body (1), a lip (2) is arranged on the outside of the top of the rubber diaphragm body (1), and a convex column (3) is arranged on the bottom of the rubber diaphragm body (1); The rubber diaphragm body (1) comprises an inner diaphragm body (4), a connecting layer (5) and an outer diaphragm body (6); the top of the outer diaphragm body (6) is connected to the connecting layer (5); the top of the connecting layer (5) is connected to the inner diaphragm body (4); and a reinforcing component (7) connected to the inner diaphragm body (4) and the outer diaphragm body (6) is provided on the connecting layer (5); The reinforcement component (7) is provided with a reinforcement rod (701), an upper reinforcement plate (702) and a lower reinforcement plate (703); the reinforcement rod (701) is installed on the connection layer (5), and the reinforcement rod (701) passes through the connection layer (5); the upper reinforcement plate (702) is fixedly installed on the top of the reinforcement rod (701), and the upper reinforcement plate (702) extends into the inner diaphragm body (4); the lower reinforcement plate (703) is fixedly installed on the bottom of the reinforcement rod (701), and the lower reinforcement plate (703) extends into the outer diaphragm body (6); a through hole (11) is opened on the connection layer (5), and the through hole (11) is located between two corresponding reinforcement rods (701), and an elastic component (8) connected to the reinforcement rod (701) is provided in the through hole (11); The elastic component (8) comprises a rubber frame (801), the rubber frame (801) being fixedly mounted in the through hole (11), and the rubber frame (801) being fixedly connected to the corresponding reinforcing rod (701), the elastic component (8) further comprising transverse elastic threads (802) and longitudinal elastic threads (803), a plurality of transverse elastic threads (802) being fixedly connected to the inner walls on both sides of the rubber frame (801), a plurality of longitudinal elastic threads (803) being fixedly connected to the inner walls on the front and rear sides of the rubber frame (801), and the transverse elastic threads (802) and the longitudinal elastic threads (803) being arranged crosswise.

2. The automotive brake chamber rubber diaphragm according to claim 1, characterized in that: A corrosion-resistant component is provided on a side of the inner diaphragm body (4) away from the connecting layer (5), and the corrosion-resistant component is provided as a corrosion-resistant coating (9).

3. The automobile brake chamber rubber diaphragm according to claim 1, characterized in that: A wear-resistant component is provided on a side of the outer diaphragm body (6) away from the connecting layer (5), and the wear-resistant component is configured as a wear-resistant coating (10).

Images