CN214363760U

CN214363760U - Excavator opens and stops control system

Info

Publication number: CN214363760U
Application number: CN202023132531.6U
Authority: CN
Inventors: 刘成全; 张建; 武香菊; 于志华; 戚兴军; 刘涛; 刘晨
Original assignee: Shandong Lingong Construction Machinery Co Ltd
Current assignee: Shandong Lingong Construction Machinery Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-08
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an excavator opens and stops control system, it belongs to engineering machine tool control system field, and it has been solved and has lacked a compound application through on-vehicle controller, relay among the prior art, realizes that excavator local opening is stopped and is stopped control and long-range opening and stop control, can carry out the time delay outage after the excavator shuts down, ensures the data save time, ensures to start safe excavator and opens the problem of stopping control system. The electric vehicle key switch mainly comprises a relay RE1, a relay RE2, a relay RE3 and a key switch SW2, wherein the relay RE1 and the key switch SW2 are connected with a power supply BA, the power supply BA is also connected with a starter MO1, the key switch SW2 is respectively connected with the relay RE1 and a relay RE3, and the relay RE1, the relay RE2 and the relay RE3 are connected with a whole vehicle controller V-ECU; the whole engine controller V-ECU is also connected with a communication module CM, an engine controller E-ECU and a starter MO1, and the communication module CM is connected with the engine controller E-ECU. The utility model discloses mainly used excavator opens and stops control.

Description

Excavator opens and stops control system

Technical Field

The utility model relates to an engineering machine tool control system, specifically speaking especially relates to an excavator opens and stops control system.

Background

Due to development requirements, the engineering vehicles such as excavators and the like play an increasingly important role in national economic construction. Along with the continuous improvement of the intelligent level of the excavator, the requirements of more accuracy, safety and intelligence are provided for the start-stop control of the whole excavator. Meanwhile, with the development of remote control excavator and unmanned excavator technologies, the remote start-stop control of the excavator has related requirements. The existing method for controlling the start and stop of the excavator by using a simple circuit in the industry has the following problems: the delayed shutdown control cannot be carried out; the whole machine cannot be started and stopped remotely; the control single path is simple, and the safety is not high.

At present, an excavator start-stop control system which realizes local start-stop control and remote start-stop control of an excavator through composite application of a vehicle-mounted controller and a relay is lacked, can perform delayed power-off after the excavator stops, ensures data storage time and ensures safe start.

Disclosure of Invention

An object of the utility model is to provide an excavator opens and stops control system to solve and lack a compound application through on-vehicle controller, relay among the prior art, realize that the excavator is local to be opened and stop control and long-range opening and stopping control, can carry out the time delay outage after the excavator shuts down, ensure data save time, ensure to start safe excavator opens and stops control system's problem.

The utility model discloses a realize through following technical scheme:

a starting and stopping control system of an excavator comprises a relay RE1, a relay RE2, a relay RE3 and a key switch SW2, wherein the relay RE1 and the key switch SW2 are connected with a power supply BA, the power supply BA is also connected with a starter MO1, the key switch SW2 is respectively connected with the relay RE1 and a relay RE3, and the relay RE1, the relay RE2 and the relay RE3 are connected with an entire excavator controller V-ECU; the whole engine controller V-ECU is also connected with a communication module CM, an engine controller E-ECU and a starter MO1, the communication module CM is connected with the engine controller E-ECU, and the engine controller E-ECU is connected with a starter MO 1; the relay RE1 is connected with the relay RE 3.

Furthermore, an ACC end of the key switch SW2 is connected with an 86 end of the relay RE1, a time delay device I is arranged between the ACC end of the key switch SW2 and the 86 end of the relay RE1, a C end of the key switch SW2 is connected with the 86 end of the relay RE3, and 86 ends of the relay RE1, the relay RE2 and the relay RE3 are respectively connected with a V-ECU (electronic control Unit); the 30 end of the relay RE1 is connected with the 30 end of the relay RE 3; a delay device II is arranged between the V-ECU of the whole machine controller and the 86 end of the relay RE 1; and the end 87 of the relay RE2 is connected with the starter MO 1.

Furthermore, the delay device I is a diode D1 or a delay relay, and the delay device II is a diode D2 or a delay relay.

Furthermore, the positive electrode of the power supply BA is connected with a power switch SW1, a fuse FU1 is connected between the D end of the power switch SW1 and the 87 end of the relay RE1, and a fuse FU1 and a fuse FU2 are connected between the 30 end of the key switch SW2 and the D end of the power switch SW 1; and the end C of the power switch SW1 is connected with a starter MO 1.

Further, the communication module CM is a network module, a wireless module or a vehicle-mounted GPS.

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

1. and 3 relays are applied to realize judgment and execution of starting conditions.

2. The diode or the time delay relay is used for isolation, so that time delay power-off is realized, and the data storage time is ensured.

3. The local start-stop control and the remote start-stop control of the excavator are realized through the composite application of the vehicle-mounted controller and the relay.

Drawings

Fig. 1 is a schematic circuit diagram of the present invention.

Detailed Description

The invention will be further described and illustrated with reference to the accompanying drawings.

Embodiment 1, an excavator start-stop control system, including relay RE1, relay RE2, relay RE3 and key switch SW2, relay RE1 and key switch SW2 are connected with power supply BA, power supply BA is also connected with starter MO1, key switch SW2 is connected with relay RE1 and relay RE3 respectively, relay RE1, relay RE2 and relay RE3 are connected with whole machine controller V-ECU; the whole engine controller V-ECU is also connected with a communication module CM, an engine controller E-ECU and a starter MO1, the communication module CM is connected with the engine controller E-ECU, and the engine controller E-ECU is connected with a starter MO 1; the relay RE1 is connected with the relay RE 3.

Embodiment 2, an ACC end of a key switch SW2 is connected with an 86 end of a relay RE1, a time delay device i is arranged between the ACC end of the key switch SW2 and the 86 end of the relay RE1, a C end of the key switch SW2 is connected with the 86 end of the relay RE3, and 86 ends of the relay RE1, the relay RE2 and the relay RE3 are respectively connected with a complete machine controller V-ECU; the 30 end of the relay RE1 is connected with the 30 end of the relay RE 3; a delay device II is arranged between the V-ECU of the whole machine controller and the 86 end of the relay RE 1; the 87 end of the relay RE2 is connected with a starter MO 1; the delay device I is a diode D1 or a delay relay, and the delay device II is a diode D2 or a delay relay; the positive electrode of the power supply BA is connected with a power switch SW1, a fuse FU1 is connected between the D end of the power switch SW1 and the 87 end of the relay RE1, and a fuse FU1 and a fuse FU2 are connected between the 30 end of the key switch SW2 and the D end of the power switch SW 1; the end C of the power switch SW1 is connected with a starter MO 1; the communication module CM is a network module, a wireless module or a vehicle-mounted GPS, and the rest is the same as that of the embodiment 1.

The network module can select 4G, 5G etc. for use, and wireless module can select WiFi, zigBee etc. for use. The diode or the time delay relay is isolated, so that time delay power-off is realized, and the data storage time is ensured.

Local start-up operation: firstly, a key switch SW2 is turned on to an ACC gear, and the whole machine is controlled to be electrified through a relay RE 1; and then the key switch SW2 is turned to the C gear, the relay RE3 is attracted, and meanwhile, the whole machine controller V-ECU detects whether the whole machine meets the starting requirement, if the starting requirement is met, the relay RE2 is controlled to be attracted, and the starter MO1 is electrified to be started.

Local shutdown operation: after the key switch SW2 is turned on to an OFF gear, the whole engine controller V-ECU detects the state change of the key switch, sends a stop instruction to the engine controller E-ECU through the CAN bus, and the engine controller E-ECU controls the engine to stop. At the moment, the key switch SW2 is switched off, the relay RE1 is controlled by the whole machine controller V-ECU to keep the attraction state for a certain time, the time for storing data is reserved for the whole machine controller V-ECU, the delayed power-off is realized, and the delayed time can be set according to requirements.

Remote start operation: the vehicle-mounted GPS receives a remote starting instruction, the instruction is sent to the complete machine controller V-ECU through the CAN bus, after the complete machine controller V-ECU receives the starting instruction, if the complete machine is detected to meet the starting requirement and the current complete machine is in a flameout state, the relay RE2 and the relay RE3 are controlled to attract each other, and the starter MO1 is started in an electrified mode.

Remote shutdown operation: the vehicle-mounted GPS receives a shutdown instruction from a remote place, the instruction is sent to the V-ECU of the whole machine controller through the CAN bus, the V-ECU of the whole machine controller sends the shutdown instruction to the E-ECU of the engine controller through the CAN bus after receiving the starting instruction, and the E-ECU of the engine controller controls the engine to stop. And the V-ECU of the whole machine controller detects that the whole machine has serious faults or dangers and automatically controls the whole machine to stop.

Claims

1. The utility model provides an excavator opens and stops control system which characterized in that: the electric control system comprises a relay RE1, a relay RE2, a relay RE3 and a key switch SW2, wherein the relay RE1 and the key switch SW2 are connected with a power supply BA, the power supply BA is also connected with a starter MO1, the key switch SW2 is respectively connected with the relay RE1 and a relay RE3, and the relay RE1, the relay RE2 and the relay RE3 are connected with a whole machine controller V-ECU; the whole engine controller V-ECU is also connected with a communication module CM, an engine controller E-ECU and a starter MO1, the communication module CM is connected with the engine controller E-ECU, and the engine controller E-ECU is connected with a starter MO 1; the relay RE1 is connected with the relay RE 3.

2. The excavator start-stop control system of claim 1, wherein: the ACC end of the key switch SW2 is connected with the 86 end of the relay RE1, a time delay device I is arranged between the ACC end of the key switch SW2 and the 86 end of the relay RE1, the C end of the key switch SW2 is connected with the 86 end of the relay RE3, and the 86 ends of the relay RE1, the relay RE2 and the relay RE3 are respectively connected with a V-ECU (electronic control Unit); the 30 end of the relay RE1 is connected with the 30 end of the relay RE 3; a delay device II is arranged between the V-ECU of the whole machine controller and the 86 end of the relay RE 1; and the end 87 of the relay RE2 is connected with the starter MO 1.

3. The excavator start-stop control system of claim 2, wherein: the delay device I is a diode D1 or a delay relay, and the delay device II is a diode D2 or a delay relay.

4. The excavator start-stop control system of claim 2 or 3, wherein: the positive electrode of the power supply BA is connected with a power switch SW1, a fuse FU1 is connected between the D end of the power switch SW1 and the 87 end of the relay RE1, and a fuse FU1 and a fuse FU2 are connected between the 30 end of the key switch SW2 and the D end of the power switch SW 1; and the end C of the power switch SW1 is connected with a starter MO 1.

5. The excavator start-stop control system of claim 1, wherein: the communication module CM is a network module, a wireless module or a vehicle-mounted GPS.