CN216213238U

CN216213238U - Integrated general fuse box assembly

Info

Publication number: CN216213238U
Application number: CN202122419614.1U
Authority: CN
Inventors: 王坤; 胡传荣; 王洪强; 杨雨秋; 李炼炼
Original assignee: Lonking Shanghai Machinery Manufacturing Co Ltd
Current assignee: Lonking Shanghai Machinery Manufacturing Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-04-05
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses an integrated universal fuse box assembly which is used for connecting functional circuits on a loader and is characterized by comprising a PCB (printed circuit board), wherein a flasher, a low-voltage buzzer, a relay, a fuse and an excitation resistor are integrated on the PCB; the relay comprises a power supply relay and a shunt relay, the power supply relay is arranged at the power supply input end of the PCB, the power supply relay is connected with a fuse through the shunt relay, and the fuse is connected to each functional circuit. This application is through integrateing each relay, each fuse on the fuse box assembly to provide the reserve fuse of part, when the problem needs the investigation, directly inspect in the fuse box assembly, partial fuse blows, can directly change reserve fuse after the solution problem. After the technical scheme is adopted, the fault removal efficiency can be greatly improved.

Description

Integrated general fuse box assembly

Technical Field

The utility model relates to an integrated universal fuse box assembly, which is applied to a loader and belongs to the technical field of loaders.

Background

At present, engine assemblies with different emission standards are adopted by loaders according to national requirements when the loaders are updated. The engine assembly with different emission standards has different requirements of engine manufacturers and different corresponding engine electrical input and output requirements, so that various electrical elements with different types and specifications can meet the actual use requirements, and the production and assembly are inconvenient, too many in types and easy to install wrongly; meanwhile, the types of related materials such as design, purchase, storage management and the like are increased, and inconvenience is brought to each link. At present, elements such as fuse boxes, relays, flashers, buzzers, generator exciting resistors and the like are distributed, problems are complex to investigate when problems occur, the problems need to be investigated step by step from positions corresponding to different parts, the number of parts of detached relevant positions is large, and the investigation efficiency is low; and in addition, a plurality of people are required to be matched with each other at different positions during troubleshooting, troubleshooting fault points are relatively more, the time consumption is longer, and inconvenience is brought to after-sale work.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the problem that the electrical fault troubleshooting and the overhauling difficulty are high due to the fact that the existing loader is provided with a plurality of electrical elements in a dispersed mode and a plurality of material types is caused.

In order to solve the technical problems, the technical scheme of the utility model is to provide an integrated universal fuse box assembly which is used for connecting various functional circuits on a loader and is characterized in that the fuse box assembly comprises a PCB circuit board, and a flasher, a low-voltage buzzer, a relay, a fuse and an excitation resistor are integrated on the PCB circuit board; the relay comprises a power supply relay and a shunt relay, the power supply relay is arranged at the power supply input end of the PCB, the power supply relay is connected with a fuse through the shunt relay, and the fuse is connected to each functional circuit.

Preferably, the number of fuses is larger than the number of functional circuits, and the redundant fuse is set as a spare fuse.

Preferably, the shunt relay comprises a reversing relay connected with a reversing circuit of the loader, a horn relay connected with a horn circuit of the loader, a flameout relay connected with a flameout circuit of the loader, a water cold relay connected with a water cold circuit of the loader, and a neutral relay used for safety protection of the conversion circuit.

Preferably, the fuses include a 24V charging base circuit fuse, a sound system circuit fuse, a rear working lamp circuit fuse, a front working lamp circuit fuse, a cooling and heating system circuit fuse, a combination lamp circuit fuse, a wiper circuit fuse, and an operating system circuit fuse.

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

the utility model provides an integrated universal fuse box assembly which is formed by combining a low-voltage buzzer, a flasher, a fuse, a relay and an excitation resistor. The fuse box assembly has the advantages that the material is single, the universality is high, the troubleshooting is convenient, the maintenance personnel do not need to troubleshoot electrical elements one by one on a vehicle, the fuse box assembly after the integration can be checked through the corresponding identification during the checking, the check is clear at a glance, whether the fuse, the relay, the flasher and the buzzer are intact or not is convenient to check, and the problems that the materials are distributed dispersedly and the variety is various, the universality is poor, the fault is difficult to troubleshoot during the maintenance, and the troubleshooting efficiency is low are solved. The fuse box assembly is connected with an external circuit through a connector, the internal circuit adopts a PCB circuit, the structure is simple and clear, the operation is convenient, the configuration of a fuse, a relay, a flasher, a buzzer and an excitation resistor in the fuse box can be defined according to the requirements of users, and the application is wide.

Drawings

FIG. 1 is a schematic diagram of a fuse circuit on a loader;

fig. 2 is a circuit structure diagram of the integrated universal fuse box assembly of the loader.

Detailed Description

In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.

Examples

The circuit on the loader usually includes a 24V charging seat circuit, a sound system circuit, a rear working lamp circuit, a front working lamp circuit, a cooling and heating system circuit, a combination lamp circuit, a wiper circuit, an operation system circuit, etc., all of which need to be equipped with fuses, as shown in fig. 1, a 24V charging seat circuit fuse 6a, a sound system circuit fuse 6b, a rear working lamp circuit fuse 6c, a front working lamp circuit fuse 6d, a cooling and heating system circuit fuse 6e, a combination lamp circuit fuse 6f, a wiper circuit fuse 6g, an operation system circuit fuse 6h and a plurality of spare fuses 6i, which are usually arranged at different positions on the conventional loader, are complicated when problems are found, and many parts at relevant positions need to be checked from the corresponding positions of each different position step by step, the checking efficiency is low; and when in troubleshooting, a plurality of people are required to be matched with each other at different positions, troubleshooting fault points are relatively more, and the time consumption is longer.

The application provides a general type fuse box assembly of integrated form, as shown in fig. 2, arrange all fuses on the PCB circuit board 7 in the fuse box assembly in unison, still integrated flasher 1, low pressure bee calling organ 2, a plurality of relay and excitation resistance 5 on the PCB circuit board 7, every fuse and relay and flasher 1, low pressure bee calling organ 2 correspond the position and all set up the characters sign for convenient maintenance when troubleshooting. The configuration of the fuse, the relay, the flasher, the buzzer and the exciting resistor can be defined according to the requirements of users. The functions of the main parts are as follows:

the PCB 7 is a support body of the electronic component and is also a carrier for the electrical connection of the electronic component;

the flasher 1 is used for automatically sending light flashing signals and warning pedestrians and surrounding vehicles when the vehicle turns or emergently stops, thereby ensuring the driving safety;

the low-voltage buzzer 2 is used as a device for giving out alarm sound when the voltage is low;

the relay includes:

the reversing relay 21 is used for controlling large current through small current, enlarging the action range of a reversing circuit and achieving the purpose of controlling a high-power reversing buzzer;

the horn relay 22 is used for controlling large current through small current, so that the action range of a horn circuit is enlarged, and the purpose of controlling a high-power horn is achieved;

the neutral relay 23 is used for switching a circuit and achieving the purpose of safety protection;

the flameout relay 24 is used for controlling large current through small current, so that the action range of a flameout circuit is enlarged, and the purpose of controlling a high-power flameout electromagnetic valve is achieved;

the water cold treasure relay 25 is used for controlling large current through small current, enlarging the action range of the water cold treasure circuit and achieving the purpose of controlling the high-power water cold treasure;

the power supply relay 26 is used for controlling large current through small current, so that the action range of the whole circuit is enlarged, and the purpose of controlling a high-power supply is achieved;

each fuse is used as an electrical element for ensuring the safe operation of the circuit; for example: the charging seat fuse is an electrical element for ensuring the safe operation of the charging seat circuit.

The neutral relay 23, the flameout relay 24, the water cold relay 25, the power relay 27, the horn relay 22 and the reversing relay 21 are all normally open relays.

The fuse box assembly is connected with an external circuit through a connector, and the internal circuit adopts a PCB circuit 7. The power relay loop is input by the input end of the PCB circuit board and then output to the corresponding external circuit after passing through each branch circuit. The coil end of each relay is input from the outside to the fuse box assembly to control the relay contact to be attracted and then output to an external circuit.

This application is through integrateing each relay, each fuse on the fuse box assembly to provide the reserve fuse of part, when the problem needs the investigation, directly inspect in the fuse box assembly, partial fuse blows, can directly change reserve fuse after the solution problem. After the technical scheme is adopted, the fault removal efficiency can be greatly improved.

Claims

1. An integrated universal fuse box assembly is used for connecting functional circuits on a loader and is characterized by comprising a PCB (printed circuit board), wherein a flasher, a low-voltage buzzer, a relay, a fuse and an excitation resistor are integrated on the PCB; the relay comprises a power supply relay and a shunt relay, the power supply relay is arranged at the power supply input end of the PCB, the power supply relay is connected with a fuse through the shunt relay, and the fuse is connected to each functional circuit.

2. The integrated universal fuse block assembly according to claim 1, wherein the number of fuses is greater than the number of functional circuits, and the excess fuse is provided as a spare fuse.

3. The integrated universal fuse block assembly according to claim 2, wherein the shunt relay comprises a reverse relay connected to a loader reverse circuit, a horn relay connected to a loader horn circuit, a flameout relay connected to a loader flameout circuit, a water-cooled-air relay connected to a loader water-cooled-air circuit, and a neutral relay for switching circuit safety protection.

4. An integrated universal fuse block assembly according to claim 3 wherein said fuses comprise a 24V charger base circuit fuse, an audio system circuit fuse, a rear working lamp circuit fuse, a front working lamp circuit fuse, a cooling and heating system circuit fuse, a combination lamp circuit fuse, a wiper blade circuit fuse, an operating system circuit fuse.