CN220569948U - EPS general conversion test pencil - Google Patents

Abstract

The utility model relates to an EPS universal conversion test wire harness which comprises an EPS connector socket module, a whole vehicle signal bus test module, a whole vehicle signal conversion wire harness module and a whole vehicle signal bus. The EPS universal conversion test wire harness can directly measure signal parameters of test points or take down the jumper cap to connect with an ammeter in series at test points at two sides to measure loss of each signal or use jumper wire to insert a pin header to change the definition position of a wire harness terminal. The EPS universal conversion test wire harness can be expanded and designed through the jumper wire cap, the pin header and the external components at reserved positions of the test points. The EPS universal conversion test wire harness can realize the whole vehicle signal wire harness conversion function of different structures, and is adaptive to EPS controllers of different connector sockets. The functionality and the universality of the wire harness are improved in the testing process, the model conversion of various wire harness connectors and the measurement of the parameters of each whole vehicle signal can be realized, and convenience is provided for the EPS testing process.

Description

EPS general conversion test pencil

Technical Field

The utility model belongs to the field of EPS tests, and particularly relates to an EPS universal conversion test wire harness.

Background

Along with development of science and technology and economy, the automobile electrification degree is higher and higher, and the automobile relies on the aggravating to EPS (electric power steering) to be on the contrary, because the EPS is installed in the position of whole car different, uses the operating mode different, and whole car signal is different and EMC requires, and the EPS uses connector model confetti eight doors, and overall structure is different, even the connector model is the same, also the condition that the terminal definition position is different probably appears, causes the actual testing process to need supporting special pencil of using to unable measurement single signal line's loss.

Disclosure of Invention

The utility model aims to provide an EPS universal conversion test wire harness, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the EPS universal conversion test wire harness comprises an EPS connector socket module, a whole vehicle signal bus test module, a whole vehicle signal conversion wire harness module and a whole vehicle signal bus, wherein the EPS connector socket, the whole vehicle signal bus test module and the whole vehicle signal wire harness are integrated on a circuit board or a bread board; the EPS connector sockets include, but are not limited to, connector sockets A/B/C with different structures; the whole vehicle signal bus test module consists of a pin header, a jumper bar and test points; the whole vehicle signal conversion wire harness comprises but is not limited to a whole vehicle signal conversion wire harness A/B/C with different structures; the whole vehicle signal bus comprises, but is not limited to, a power supply signal, an ignition signal, a CAN communication signal, a fault lamp signal, a vehicle speed signal and an engine rotating speed signal, and the functions of the whole vehicle signal bus realize the electric connection of all modules among the EPS connector socket module, the whole vehicle signal bus test module and the whole vehicle signal conversion harness module; the connector sockets A/B/C can be respectively inserted with an external whole vehicle signal wire harness A/B/C, the connector sockets A/B/C comprise connector socket terminals at different positions and comprise the same signals with the whole vehicle signal bus, and the connector socket terminals defined by the same signals of the connector sockets A/B/C are connected through wires and connected to the whole vehicle signal bus. The whole vehicle signal bus test module is used for transmitting signals by a whole vehicle signal bus, and each signal is connected with a plurality of test points, pins and jumper caps in series; the jumper wire cap is detachable and is arranged on the pin header, and the function of the jumper wire cap is to realize the electrical on-off property of the signal wire; the test points are distributed on the left side and the right side of the pin header and the jumper cap; the vehicle signal conversion wire harness A/B/C is connected with the vehicle signal bus, and the structure of the vehicle signal conversion wire harness A/B/C is the same as that of the external vehicle signal wire harness A/B/C respectively.

As an improvement of the utility model, the EPS universal conversion test wire harness can directly measure signal parameters of test points or take down the jumper cap to connect the ammeter in series at the test points at two sides to measure the loss of each signal or use the jumper to insert a pin header to change the definition position of a wire harness terminal, thereby embodying the convenience and the adaptability of the utility model.

As an improvement of the utility model, the EPS universal conversion test wire harness can be expanded and designed through the jumper wire cap, the pin header and the external components at the reserved positions of the test points, and the expansibility of the utility model is reflected.

As an improvement of the utility model, the EPS universal conversion test wire harness can realize the whole vehicle signal wire harness conversion function of different structures, is suitable for EPS controllers of different connector sockets, and embodies the universality of the utility model.

Drawings

Fig. 1 is a schematic circuit diagram of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the present utility model provides a technical solution: the EPS universal conversion test wire harness comprises an EPS connector socket module, a whole vehicle signal bus test module, a whole vehicle signal conversion wire harness module and a whole vehicle signal bus, wherein the EPS connector socket, the whole vehicle signal bus test module and the whole vehicle signal wire harness are integrated on a circuit board or a bread board; the EPS connector sockets include, but are not limited to, connector sockets A/B/C with different structures; the whole vehicle signal bus test module consists of a pin header, a jumper bar and test points; the whole vehicle signal conversion wire harness comprises but is not limited to a whole vehicle signal conversion wire harness A/B/C with different structures; the whole vehicle signal bus comprises, but is not limited to, a power supply signal, an ignition signal, a CAN communication signal, a fault lamp signal, a vehicle speed signal and an engine rotating speed signal, and the functions of the whole vehicle signal bus realize the electric connection of all modules among the EPS connector socket module, the whole vehicle signal bus test module and the whole vehicle signal conversion harness module; the connector sockets A/B/C can be respectively inserted with an external whole vehicle signal wire harness A/B/C, the connector sockets A/B/C comprise connector socket terminals at different positions and comprise the same signals with the whole vehicle signal bus, and the connector socket terminals defined by the same signals of the connector sockets A/B/C are connected through wires and connected to the whole vehicle signal bus. The whole vehicle signal bus test module is used for transmitting signals by a whole vehicle signal bus, and each signal is connected with a plurality of test points, pins and jumper caps in series; the jumper wire cap is detachable and is arranged on the pin header, and the function of the jumper wire cap is to realize the electrical on-off property of the signal wire; the test points are distributed on the left side and the right side of the pin header and the jumper cap; the vehicle signal conversion wire harness A/B/C is connected with the vehicle signal bus, and the structure of the vehicle signal conversion wire harness A/B/C is the same as that of the external vehicle signal wire harness A/B/C respectively.

The EPS universal conversion test wire harness can directly measure signal parameters of test points or take down the jumper cap to connect with an ammeter in series at test points at two sides to measure loss of each signal or use jumper wire to insert a pin header to change the definition position of a wire harness terminal.

The EPS universal conversion test wire harness can be expanded and designed through the jumper wire cap, the pin header and the external components at reserved positions of the test points.

The EPS universal conversion test wire harness can realize the whole vehicle signal wire harness conversion function of different structures, and is adaptive to EPS controllers of different connector sockets.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a general conversion test pencil which characterized in that: the system comprises an EPS connector socket module, a whole vehicle signal bus test module, a whole vehicle signal conversion wiring harness module and a whole vehicle signal bus; the EPS connector socket, the whole vehicle signal bus test module and the whole vehicle signal wire harness are integrated on the circuit board or the bread board; the EPS connector sockets include, but are not limited to, connector sockets A/B/C with different structures; the whole vehicle signal bus test module consists of a pin header, a jumper bar and test points; the whole vehicle signal conversion wire harness comprises but is not limited to a whole vehicle signal conversion wire harness A/B/C with different structures; the whole vehicle signal bus comprises, but is not limited to, a power supply signal, an ignition signal, a CAN communication signal, a fault lamp signal, a vehicle speed signal and an engine rotating speed signal, and the functions of the whole vehicle signal bus realize the electric connection of all modules among the EPS connector socket module, the whole vehicle signal bus test module and the whole vehicle signal conversion harness module; the connector sockets A/B/C can be respectively inserted with an external whole vehicle signal wire harness A/B/C, the connector sockets A/B/C comprise connector socket terminals at different positions and contain the same signals with the whole vehicle signal bus, and the connector socket terminals defined by the same signals of the connector sockets A/B/C are connected through wires and connected to the whole vehicle signal bus; the whole vehicle signal bus test module is used for transmitting signals by a whole vehicle signal bus, and each signal is connected with a plurality of test points, pins and jumper caps in series; the jumper wire cap is detachable and is arranged on the pin header, and the function of the jumper wire cap is to realize the electrical on-off property of the signal wire; the test points are distributed on the left side and the right side of the pin header and the jumper cap; the vehicle signal conversion wire harness A/B/C is connected with the vehicle signal bus, and the structure of the vehicle signal conversion wire harness A/B/C is the same as that of the external vehicle signal wire harness A/B/C respectively.

2. The EPS universal conversion test harness according to claim 1, characterized in that: the EPS universal conversion test wire harness can directly measure signal parameters of test points or take down the jumper cap to connect with an ammeter in series at test points at two sides to measure loss of each signal or use jumper wire to insert a pin header to change the definition position of a wire harness terminal.

3. The EPS universal conversion test harness according to claim 1, characterized in that: the design can be expanded through the jumper wire cap, the pin header and the external components at the reserved positions of the test points.

4. The EPS universal conversion test harness according to claim 1, characterized in that: the whole vehicle signal wire harness conversion function of different structures can be realized, and the EPS controller of different connector sockets is adapted.