Crawler chassis power cabin data acquisition device

Abstract

The utility model belongs to the technical field of data acquisition devices, and particularly discloses a crawler chassis power cabin data acquisition device. The crawler chassis power cabin data acquisition device comprises a cable, a data acquisition box, an electronic control unit (ECU), a direct-current power supply and an upper computer. The utility model provides a digitization device which transmits test data of a power transmission device to a data acquisition box for processing through a cable and then transmits the test data to a computer, thereby effectively recording data of a power cabin of a crawler chassis, facilitating observation and recording of testers, processing through a high-precision data acquisition chip, and improving test efficiency. And it is ensured that the obtained test data has good accuracy and continuity.

Description

TECHNICAL FIELD

[0001] The utility model belongs to data acquisition device technical field, specifically disclose a tracked chassis power cabin data acquisition device. BACKGROUND

[0002] The new generation foreign trade tracked chassis is upgraded comprehensively. The new power system upgrades the engine with more horsepower, and updates the cooling system of the engine; the new comprehensive transmission device is replaced to replace the old mechanical double-flow transmission box.

[0003] The new engine and the comprehensive transmission device form a power transmission device, and bench dynamometer test needs to be carried out on the power transmission device during the general assembly and debugging process. The engine oil temperature, engine water temperature, engine speed, transmission oil temperature and transmission oil pressure and other data need to be monitored during the running process of the power transmission device.

[0004] Therefore, the original chassis power cabin acquisition device is no longer applicable, and it is necessary to develop a new tracked chassis power cabin data acquisition device. Utility model content

[0005] The utility model realizes the following technical schemes:

[0006] A tracked chassis power cabin data acquisition device, comprising a cable 1, a data acquisition box 2, an electronic controller ECU 4, a direct current power supply 5 and an upper computer 6;

[0007] The cable 1 includes a wire 101, a data transmission line 102 and a CAN bus 103;

[0008] The direct current power supply 5 is connected to the data acquisition box 2 and the electronic controller ECU 4 through the wire 101 respectively, and supplies power for the data acquisition box 2 and the electronic controller ECU 4;

[0009] The temperature sensor, pressure sensor and speed sensor of the power transmission device 3 are connected to the data acquisition box 2 through the data transmission line 102 respectively, and transmit data;

[0010] The electronic controller ECU 4 is connected to the power transmission device 3 through the data transmission line 102, and is used for controlling the parameters of the power transmission device 3;

[0011] The electronic controller ECU 4 is connected to the data acquisition box 2 through the CAN bus 103;

[0012] The data acquisition box 2 includes a chip EM9636M2-1 and a USBCAN-2E-U module 2-2, which respectively record and process the data of the power transmission device 3 and the electronic controller ECU 4.

[0013] Preferably, the different terminals of the chip EM9636M2-1 are connected with the data transmission lines 102 of the engine oil temperature sensor, the engine water temperature sensor, the fan oil temperature sensor, the gearbox oil temperature sensor, the gearbox oil pressure sensor, the system pressure sensor, the left steering oil pressure sensor, the right steering oil pressure sensor, the engine oil pressure sensor, the engine speed sensor and the fan speed sensor respectively.

[0014] Further, the temperature sensor signal is a 0-12V DC voltage analog signal, which is connected to the corresponding analog signal terminal of the EM9636M through the data transmission line 102.

[0015] Further, the pressure sensor signal is a 2.2-5V DC voltage analog signal, which is connected to the corresponding analog signal terminal of the EM9636M through the data transmission line 102.

[0016] Further, the speed sensor generates a 5V Hall signal, and the speed sensor signal is connected to the corresponding Hall signal terminal of the EM9636M through a 5V optocoupler.

[0017] Preferably, the output signal of the data acquisition box through the EM9636M chip is a digital signal, which is transmitted to the upper computer 6 through the LAN port.

[0018] Preferably, the data transmission line 102 includes a power line, a signal line and a ground line.

[0019] Preferably, the data acquisition box 2 is a sealed box with an external size of 400mm in length, 300mm in width and 100mm in height.

[0020] Further, the data acquisition box 2 is made of aluminum.

[0021] The beneficial effects of the present application are as follows:

[0022] The utility model provides a kind of digital device, and the test data of power transmission device is transmitted to computer, effectively records tracked chassis power cabin data, and it is convenient for test personnel to observe record, and it is ensured that the test data that can be obtained has good accuracy and continuity by the data acquisition chip processing of high precision. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a tracked chassis power cabin data acquisition device schematic view of the utility model;

[0024] Figure 2 It is a chip EM9636M connection structure diagram of the utility model;

[0025] Figure 3 It is a USB CAN-2E-U module schematic view of the utility model. DETAILED DESCRIPTION

[0026] For better illustrating the purposes, technical solutions and advantages of the present application, further description will be made in combination with the drawings and embodiments.

[0027] The present application will be further described in combination with the drawings and specific embodiments.

[0028] Embodiment 1

[0029] A tracked chassis power cabin data acquisition device, comprising a cable 1, a data acquisition box 2, an electronic controller ECU 4, a direct current power supply 5 and an upper computer 6;

[0030] The cable 1 comprises a wire 101, a data transmission line 102 and a CAN bus 103;

[0031] The direct current power supply 5 is connected to the data acquisition box 2 and the electronic controller ECU 4 through the wire 101 respectively, and supplies power for the data acquisition box 2 and the electronic controller ECU 4;

[0032] The temperature sensor, the pressure sensor and the speed sensor of the power transmission device 3 are connected to the data acquisition box 2 through the data transmission line 102 respectively, and transmit data;

[0033] The electronic controller ECU 4 is connected to the power transmission device 3 through the data transmission line 102, and is used for controlling the parameters of the power transmission device 3;

[0034] The electronic controller ECU 4 is connected to the data acquisition box 2 through the CAN bus 103;

[0035] The data acquisition box 2 comprises a chip EM9636M2-1 and a USB CAN-2E-U module 2-2, and records and processes the data of the power transmission device 3 and the electronic controller ECU 4 respectively.

[0036] The different terminals of the chip EM9636M2-1 are connected to the data transmission lines 102 of the engine oil temperature sensor, the engine water temperature sensor, the fan oil temperature sensor, the gearbox oil temperature sensor, the gearbox oil pressure sensor, the system pressure sensor, the left steering oil pressure sensor, the right steering oil pressure sensor, the engine oil pressure sensor, the engine speed sensor and the fan speed sensor. The signal of the temperature sensor is a 0-12V direct current voltage analog signal, which is connected to the corresponding analog signal terminal of the EM9636M through the data transmission line 102. The pressure sensing signal is a 2.2-5V direct current voltage analog signal, which is connected to the corresponding analog signal terminal of the EM9636M through the data transmission line 102. The speed sensor generates a 5V Hall signal, and the signal of the speed sensor is connected to the corresponding Hall signal terminal of the EM9636M through a 5V optocoupler.

[0037] The data acquisition box outputs signals through an EM9636M chip as digital signals, and transmits the signals into the host computer 6 through a LAN port.

[0038] The data acquisition box 2 is a sealed box with an outer size of 400mm in length, 300mm in width and 100mm in height.

[0039] The host computer 6 is started to enter a host computer software interface, at which time the engine oil temperature, engine oil pressure, engine speed and other data of the power transmission device 2 can be observed through the software interface. The power transmission device is started to perform a bench test, and the data displayed on the software interface are recorded according to the test requirements.

[0040] The above description is only one specific example of the present application and does not constitute any limitation on the present application. For those skilled in the art, after understanding the content and principles of the present application, various modifications and changes in form and details can be made without departing from the principles and structures of the present application, but these modifications and changes based on the idea of the present application are still within the protection scope of the claims of the present application.

Claims

1. A tracked chassis power pod data acquisition device, comprising: The cable (1), the data acquisition box (2), the direct current power supply (5) and the upper computer (6) are included. The cable (1) includes the electric wire (101), the data transmission line (102) and the CAN bus (103). The direct current power supply (5) is connected with the data acquisition box (2) and the electronic controller ECU (4) through the electric wire (101) respectively, and supplies power for the data acquisition box (2) and the electronic controller ECU (4). The temperature sensor, the pressure sensor and the rotating speed sensor of the power transmission device (3) are connected with the data acquisition box (2) through the data transmission line (102) respectively, and transmit data. The electronic controller ECU (4) is connected with the power transmission device (3) through the data transmission line (102), and is used for controlling the parameters of the power transmission device (3). The electronic controller ECU (4) is connected with the data acquisition box (2) through the CAN bus (103). The chip EM9636M (2-1) and the USB CAN-2E-U module (2-2) are included in the data acquisition box (2), and the data of the power transmission device (3) and the electronic controller ECU (4) are recorded and processed respectively.

2. The tracked chassis powered pod data collection device of claim 1, wherein, The different terminals of the chip EM9636M (2-1) are connected with the data transmission lines (102) of the engine oil temperature sensor, the engine water temperature sensor, the fan oil temperature sensor, the gearbox oil temperature sensor, the gearbox oil pressure sensor, the system pressure sensor, the left steering oil pressure sensor, the right steering oil pressure sensor, the engine oil pressure sensor, the engine rotating speed sensor and the fan rotating speed sensor.

3. The tracked chassis powered pod data collection device of claim 2, wherein, The signal of the temperature sensor is a 0-12V direct current voltage analog signal, which is connected with the corresponding analog signal terminal of the EM9636M through the data transmission line (102).

4. The tracked chassis powered pod data collection device of claim 2, wherein, The signal of the pressure sensor is a 2.2-5V direct current voltage analog signal, which is connected with the corresponding analog signal terminal of the EM9636M through the data transmission line (102).

5. The tracked chassis powered pod data collection device of claim 2, wherein, The rotating speed sensor generates a 5V Hall signal, and the signal of the rotating speed sensor is connected with the corresponding Hall signal terminal of the EM9636M through a 5V optical coupler.

6. The tracked chassis powered pod data collection device of claim 1, wherein, The output signal of the EM9636M chip in the data acquisition box is a digital signal, which is transmitted into the upper computer (6) through a LAN port.

7. The tracked chassis powered pod data collection device of claim 1, wherein, The data transmission line (102) includes a power line, a signal line and a ground line.

8. The tracked chassis powered pod data collection device of claim 1, wherein, The data acquisition box (2) is a sealed box with the external dimensions of 400mm in length, 300mm in width and 100mm in height.

9. The tracked chassis powered pod data collection device of claim 8, wherein, The data acquisition box (2) is made of aluminum.

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