Dumper brake disc cooling device

Abstract

The utility model discloses a dumper brake disc cooling device which is composed of a water spraying electromagnetic valve, an air source pressure regulating valve, a water tank, a first water pipe, a water spraying nozzle, a first air pipe, a second water pipe and a second air pipe. The water spraying electromagnetic valve, the air source pressure regulating valve and the water tank are fixed on the chassis frame, and the water spraying nozzle is fixed on the tire; the water tank is connected with the water spraying electromagnetic valve through a first water pipe; the water spraying electromagnetic valve is connected with the water spraying nozzle through a second water pipe; and the brake disc is cooled through water, so that the temperature of a tire is cooled, and the conditions of tire burst or brake failure and the like are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dump trucks, in particular to a brake disc cooling device for dump trucks. Technical Background

[0002] When a dump truck is driving, due to the heavy cargo it is loaded with, the friction between the tires and the ground generates a lot of heat. When braking, the brake disc rubs against the brake pads on the wheel hub, causing the tire temperature to rise, making it prone to tire blowouts, and posing a safety hazard when driving for a long time. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the above-mentioned prior art and provide a brake disc cooling device for a dump truck to solve the problems of high temperature at the tire brake disc and risk of tire blowout during driving.

[0004] The technical solution provided by the utility model is: a brake disc cooling device for a dump truck, which is special in that it consists of a water sprinkling solenoid valve, an air source pressure regulating valve, a water tank, a first water pipe, a water sprinkling nozzle, a first air pipe, a second water pipe, and a second air pipe; the water sprinkling solenoid valve, the air source pressure regulating valve, and the water tank are respectively fixed on the chassis frame; the positive pole of the water sprinkling solenoid valve wiring harness is connected to the control switch in the cab, and the other is connected to the neutral wire; the air inlet of the air source pressure regulating valve is connected to the main vehicle air pipe through the first air pipe, and the air outlet of the air source pressure regulating valve is connected to the air intake and drainage pipe on the water tank through the second air pipe; the water sprinkling nozzle is fixed at the brake disc position on the tire; the water outlet pipe on the water tank is connected to the water inlet of the water sprinkling solenoid valve through the first water pipe, and the water outlet of the water sprinkling solenoid valve is connected to the water sprinkling nozzle through the second water pipe.

[0005] Furthermore, a water inlet pipe and an air inlet and outlet pipe are provided at the top of the water tank, and a water outlet pipe is provided at the bottom; valves are provided on the water inlet pipe, the air inlet and outlet pipe, and the water outlet pipe.

[0006] Furthermore, the second water pipe connected to the water outlet of the water spraying solenoid valve is divided into multiple ways through a multi-way valve and respectively connected to the water spraying nozzles on each tire.

[0007] The beneficial effects of the utility model are as follows: 1. A plurality of water spray nozzles can be arranged to cool down different tires. Only the number of water pipes needs to be increased to ensure the cooling effect. The operation is simple and easy to implement. 2. Only the pressure of the main vehicle air pipe needs to be utilized. No power equipment needs to be added. The use cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the installation structure of the utility model;

[0009] Figure 2 It is a structural schematic diagram of a water tank of the utility model.

[0010] In the figure, 1 is a water spray solenoid valve, 2 is an air source pressure regulating valve, 3 is a water tank, 4 is a first water pipe, 5 is a water spray nozzle, 6 is a first air pipe, 7 is a second water pipe, 8 is a second air pipe, 31 is a water inlet pipe, 32 is an air inlet and drain pipe, and 33 is a water outlet pipe. DETAILED DESCRIPTION

[0011] In order to better understand and implement the present invention, the present invention is described in detail below with reference to the accompanying drawings.

[0012] like Figure 1 , 2 As shown, a brake disc cooling device for a dump truck is composed of a water spraying solenoid valve 1, an air source pressure regulating valve 2, a water tank 3, a first water pipe 4, a water spraying nozzle 5, a first air pipe 6, a second water pipe 7, and a second air pipe 8; a water inlet pipe 31 and an air inlet and drain pipe 32 are welded to the top of the water tank 3, and a water outlet pipe 33 is welded to the bottom, and valves are installed on the water inlet pipe 31, the air inlet and drain pipe 32, and the water outlet pipe 33; the water spraying solenoid valve 1, the air source pressure regulating valve 2, and the water tank 3 are respectively fixed on the chassis frame; the positive end of the wiring harness of the water spraying solenoid valve 1 is connected to the positive end of the wiring harness of the water spraying solenoid valve 1 ... The first pole is connected to the control switch in the cab, and the other is connected to the neutral line; the air inlet of the air source pressure regulating valve 2 is connected to the main vehicle air pipe through the first air pipe 4, and the air outlet of the air source pressure regulating valve 2 is connected to the air intake and drainage pipe 32 on the water tank 3 through the second air pipe 7; the water spray nozzle 5 is fixed at the brake disc position on the tire; the water outlet pipe 33 on the water tank 3 is connected to the water inlet of the water spray solenoid valve 1 through the first water pipe 4, and the second water pipe 7 connected to the water outlet of the water spray solenoid valve 1 is divided into multiple ways by a multi-way valve, and respectively connected to the water spray nozzle 5 on each tire.

[0013] The utility model discloses a dump truck brake disc cooling device, the working principle is: when in use, according to Figure 1 Install it, connect the power supply of the water spray solenoid valve, add enough water to the water tank, set the pressure value of the air source pressure valve, and then it can be used normally; when the tire temperature of the dump truck rises after a long driving, or when the brake disc friction generates too much heat during braking, turn on the switch in the car, open the water spray solenoid valve, and the water in the water tank flows out of the water outlet under pressure, through the water spray solenoid valve, and sprays on the tire brake disc position from the water spray nozzle, reducing the tire heat and thus reducing the risk of tire blowout.

[0014] Although the above description of the implementation mode of the utility model is combined with the accompanying drawings, it is not intended to limit the scope of protection of the utility model. Various changes, modifications, substitutions and variations that can be made by technicians in this field without departing from the spirit and scope of the utility model and without expending creative labor are still within the scope of protection of the utility model.

Claims

1. A dump truck brake disc cooling device, characterized in that: The invention comprises a water spraying solenoid valve (1), an air source pressure regulating valve (2), a water tank (3), a first water pipe (4), a water spraying nozzle (5), a first air pipe (6), a second water pipe (7), and a second air pipe (8); the water spraying solenoid valve (1), the air source pressure regulating valve (2), and the water tank (3) are respectively fixed on the chassis frame; the positive pole of the wiring harness of the water spraying solenoid valve (1) is connected to the control switch in the cab, and the other pole is connected to the neutral wire; the air inlet of the air source pressure regulating valve (2) is connected to the control switch in the cab; the positive pole of the wiring harness of the air source pressure regulating valve (2) is connected to the control switch in the cab; the positive pole of the wiring harness of the air source pressure regulating valve (2) is connected to the neutral wire ... The air source pressure regulating valve (2) is connected to the main vehicle air pipe through a first air pipe (6); the air outlet of the air source pressure regulating valve (2) is connected to the air inlet and outlet pipe (32) on the water tank (3) through a second air pipe (8); the water spray nozzle (5) is fixed at the brake disc position on the tire; the water outlet pipe (33) on the water tank (3) is connected to the water inlet of the water spray solenoid valve (1) through a first water pipe (4); the water outlet of the water spray solenoid valve (1) and the water spray nozzle (5) are connected through a second water pipe (7).

2. A dump truck brake disc cooling device according to claim 1, characterized in that: The water tank (3) is provided with a water inlet pipe (31) and an air inlet and outlet pipe (32) at the top end, and a water outlet pipe (33) at the bottom end; valves are provided on the water inlet pipe (31), the air inlet and outlet pipe (32) and the water outlet pipe (33).

3. The dump truck brake disc cooling device according to claim 1, characterized in that: The second water pipe (7) connected to the water outlet of the water spraying solenoid valve (1) is divided into multiple ways by a multi-way valve and respectively connected to the water spraying nozzles (5) on each tire.

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