CN214750618U

CN214750618U - Multi-model automobile data detects uses pencil

Info

Publication number: CN214750618U
Application number: CN202120858963.0U
Authority: CN
Inventors: 周文杰; 王伟; 崔明
Original assignee: SAIC CATL Power Battery System Co Ltd
Current assignee: SAIC CATL Power Battery System Co Ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-16
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a multi-model automobile data detection wire harness, which relates to the technical field of automobile fault maintenance, and comprises a wire harness body, wherein the wire harness body comprises a male wire and a bus; the bus comprises a signal receiving end and a data reading end which is used for connecting a PC end of the automobile; the data reading end comprises at least two interfaces; the bus comprises a signal transmitting end, a first branch end used for connecting a power battery BMS and a second branch end used for connecting a whole vehicle; the signal receiving end is in communication connection with the signal transmitting end. The utility model discloses simple structure, convenient to use need not to acquire the gateway permission during the detection, and the car of the multiple model of adaptation has improved car fault detection efficiency and data accuracy greatly.

Description

Multi-model automobile data detects uses pencil

Technical Field

The utility model relates to an automobile fault overhauls technical field, especially relates to a polytypic car is pencil for data detection.

Background

When a 4S shop or a client reports a vehicle fault, after-sales repair personnel need to take two wire harnesses with them to arrive at the site for analysis, wherein the two wire harnesses are respectively a wire harness A and a wire harness B, the wire harness A is used for reading dynamic data when a vehicle runs, and the wire harness B is used for reading single-packet static data, writing data such as RTC data and national standard codes, and the like. Pencil A among the prior art is the OBD mouth and the PC end of connecting whole car when using, when reading vehicle operation data, data are transmitted to BMS from the battery package, and then transmit to whole car, transmit the PC end through the OBD mouth at last, in order to prevent that other unauthorized personnel from acquireing relevant vehicle information, need acquire the gateway authority and all reacquire when examining at every turn when acquireing data through the OBD mouth, need pass through the examination and approval during the acquisition, about an hour consuming time at every turn, trouble and wasted time. And pencil A can only read total pressure when reading data, can not be to each piece of electric core data and electric core voltage, therefore can't lock the trouble and specifically take place at which module, which piece of electric core. Further, the data obtained by the wire harness a is ECO-optimized data, so accurate data of the vehicle operation cannot be obtained, and parameters cannot be written by the wire harness a. Pencil B is when using, and BMS and PC end are connected respectively at both ends, and data are transmitted through the battery package and are followed pencil B and follow BMS transmission to PC end to BMS rethread pencil B, but pencil B vehicle when using can't move again, because the vehicle can't move, just can't obtain some developments according to, for example the increase of cell voltage when charging, temperature variation etc.. And an external 12V power source is required to drive the BMS to acquire data. In addition, the wire harness B CAN only be used for detecting CAN information, and when the CMU sampling information is suspected to have a problem, the problem CMU cannot be locked. Therefore, in the prior art, the portability of automobile fault detection is poor through the wiring harness A and the wiring harness B, the detection efficiency is low, the detection result is inaccurate, and the limitation is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multi-model automobile data detection harness, which comprises a harness body, wherein the harness body comprises a male wire and a bus; the bus comprises a signal receiving end and a data reading end which is used for connecting a PC end of the automobile; the data reading end comprises at least two interfaces; the bus comprises a signal transmitting end, a first branch end used for being connected with a power battery BMS and a second branch end used for being connected with a whole vehicle; the signal receiving end is in communication connection with the signal transmitting end.

Specifically, the data reading end comprises an HY CAN interface, a PT CAN interface and an inner CAN interface.

Specifically, the first branch end is a 40pin interface end.

Specifically, the signal receiving end is a quick-connection male end; the transmitting end is a quick-connection female end; the quick-connection male end is electrically connected with the quick-connection female end.

Preferably, the signal receiving end can also be a wireless signal receiving end; the signal transmitting terminal can also be a wireless signal transmitting terminal.

Specifically, the wireless signal transmitting terminal comprises a signal transmitting module; the signal transmitting module includes: the Bluetooth signal transmitting module and/or the Wifi signal transmitting module and/or the 5G signal transmitting module; the wireless signal receiving end comprises a signal receiving module; the signal receiving module corresponds to the signal transmitting module; the wireless signal receiving end is in communication connection with the wireless signal transmitting end.

The technical scheme has the following advantages or beneficial effects:

the utility model discloses simple structure, portable, the suitability is high, and is with low costs, only needs a wire can accomplish the automobile fault who makes multiple models to detect. During detection, static data or dynamic data can be read, data can also be written, the problem battery cell is locked quickly, and the detection efficiency is improved greatly. Furthermore, the utility model discloses can directly acquire the true data of car battery power assembly through BMS, not only need acquire the gateway authority, realize convenient and fast ground plug-and-play, and avoided data optimization, improve the accuracy that data detected greatly.

Drawings

The invention and its features, aspects and advantages will become better apparent from a reading of the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic structural diagram of a multi-model automobile data detection harness provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a multi-model automotive data detection harness according to embodiment 1 of the present invention;

fig. 3 is another schematic structural diagram of a multi-model automotive data detection harness according to embodiment 1 of the present invention.

Detailed Description

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of description of the invention, and it is not intended to indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," and "connected" should be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. When the terms "comprises" and/or "comprising" are used in this specification, as used herein, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof. The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

In the following, the technical solutions in the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

Refer to fig. 1 the utility model provides a multi-model car data detects uses pencil includes pencil body 1, for convenient carrying, makes the car of the multiple model of its adaptation, a pencil is shared to all models, falls into public line 2 and generating line 3 with pencil body 1, does the lead wire with the wire that the car of current model relates to, makes signal emission end 31 with this wire, makes HY CAN, PT CAN, interior CAN wire interface signal receiving terminal 21. Referring to fig. 2, in this embodiment 1, the signal transmitting terminal 31 is specifically a quick-connect female terminal 5, and the signal receiving terminal 21 is a quick-connect male terminal 4. Except for the quick-connection female end 5, the bus 3 is provided with a first branch end 32 used for connecting a power battery BMS and a second branch end 33 used for connecting a whole vehicle, the first branch end 32 is a 40pin interface end, the male wire 2 is also provided with a data reading end 22 used for connecting a PC end of the vehicle besides the quick-connection male end 4, and the data reading end 22 comprises an HY CAN interface 221, a PT CAN interface 222 and an inner CAN interface 223.

When the automobile runs, the battery power assembly provides power for the automobile, after the 40pin interface end is connected with the BMS, real data of the automobile during running can be directly read from the battery power assembly through the BMS at the frequency of 10 ms/time, and the second branch end 33 is connected with the whole automobile and then receives the data of the battery power assembly from the BMS; and the quick-connection male end 4 is connected with the quick-connection female end 5, a corresponding data reading end 22 interface is selected to be connected with the automobile PC end, and the battery power assembly data is extracted to the PC end to complete fault detection.

With prior art in through pencil A and pencil B to carrying out automobile fault detection portability poor, detection efficiency is low, the testing result is inaccurate, troublesome poeration has very big limitation and compares, the utility model discloses simple structure, portable, the suitability is high, and is with low costs, only needs a wire can accomplish the automobile fault detection of polytypic. During detection, static data or dynamic data can be read, data can also be written, the problem battery cell is locked quickly, and the detection efficiency is improved greatly. Furthermore, the utility model discloses can directly acquire the true data of car battery power assembly through BMS, not only need acquire the gateway authority, realize convenient and fast ground plug-and-play, and avoided data optimization, improve the accuracy that data detected greatly.

Example 2

Referring to fig. 3, considering that when a large number of automobiles are required to be subjected to fault detection, not only is time and labor consumed, but also the overhaul process is delayed, so that the subsequent work of an automobile owner and an operator is affected, and some unnecessary economic losses are caused by the fact that an operator runs on the spot to perform the automobile fault detection, the signal receiving end 21 in the multi-model automobile data detection harness provided in this embodiment 2 is set as a wireless signal receiving end 621, the signal transmitting end 31 is a wireless signal transmitting end 731, and the modules in the wireless signal transmitting end 731 include one or more of a bluetooth signal transmitting module 71, a Wifi signal transmitting module 72, and a 5G signal transmitting module 73, but are not limited to the above modules. The modules in the wireless signal receiving end 621 correspond to the modules in the wireless signal transmitting end 731. The battery power assembly data is acquired and detected through wireless signal communication, connection through a line is not needed, remote diagnosis can be achieved, and the efficiency of automobile fault diagnosis is further improved.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention, and are not described herein.

The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; the person skilled in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify the equivalent embodiments, without departing from the technical solution of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still belong to the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.

Claims

1. The wiring harness for detecting the data of the multi-model automobile is characterized by comprising a wiring harness body, wherein the wiring harness body comprises a male wire and a bus; the bus comprises a signal receiving end and a data reading end which is used for connecting a PC end of the automobile; the data reading end comprises at least two interfaces; the bus comprises a signal transmitting end, a first branch end used for being connected with a power battery BMS and a second branch end used for being connected with a whole vehicle; the signal receiving end is in communication connection with the signal transmitting end.

2. The multi-model automotive data detection harness of claim 1, wherein the data reading terminal comprises an HY CAN interface, a PT CAN interface and an intra CAN interface.

3. The multi-model automotive data detection harness according to claim 1, wherein said first stub is a 40pin interface end.

4. The multi-model automobile data detection harness as claimed in claim 1, wherein the signal receiving end is a quick-connect male end; the transmitting end is a quick-connection female end; the quick-connection male end is electrically connected with the quick-connection female end.

5. The multi-model automobile data detection harness as claimed in any one of claims 1 to 3, wherein the signal receiving terminal is a wireless signal receiving terminal; the signal transmitting terminal is a wireless signal transmitting terminal.

6. The multi-model automobile data detection harness as claimed in claim 5, wherein the wireless signal transmitting terminal comprises a signal transmitting module; the signal transmitting module includes: the Bluetooth signal transmitting module and/or the Wifi signal transmitting module and/or the 5G signal transmitting module; the wireless signal receiving end comprises a signal receiving module; the signal receiving module corresponds to the signal transmitting module; the wireless signal receiving end is in communication connection with the wireless signal transmitting end.