Wire harness special for new energy automobile battery management system

Abstract

The utility model discloses a new energy automobile battery management system special-purpose wire harness comprising a sleeve, one end of the upper part of the sleeve is connected with a branch line, the upper part of the branch line is provided with a connector, the outer side of the branch line is sleeved with a protective sleeve, the lower part of one side of the protective sleeve is fixedly provided with a buckle, the upper part of one side of the protective sleeve is fixedly provided with a connecting strip, and the connecting strip is connected with the branch line. A protective sleeve is fixed to one side of the upper portion of the connecting strip. According to the special wire harness for the new energy automobile battery management system, the branch wire, the connector, the protective sleeve, the buckle, the connecting strip, the protective sleeve and the clamping sleeve are arranged, the connector is protected through the protective sleeve in the using process of the device, when the connector needs to be used, the protective sleeve is taken down, the protective sleeve is fixed to the protective sleeve through clamping of the clamping sleeve and the buckle, and the protective sleeve is fixed to the protective sleeve. And the protective sleeve is used for protecting the connector from being corroded by external environmental factors, so that the risk that the wire harness is damaged due to corrosion or pollution is reduced, the service life of the device is prolonged, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to wiring harnesses, in particular to a wiring harness dedicated to a battery management system for a new energy vehicle. Background Art

[0002] The battery management system of new energy vehicles is an indispensable and important component in electric vehicles or hybrid vehicles. The battery management system of new energy vehicles is mainly composed of three parts: detection module, balanced power module and control module. The battery management system of new energy vehicles is the hub for managing and monitoring power batteries. It is mainly responsible for real-time monitoring of power battery parameters, fault diagnosis, charge and discharge management and other functions to ensure the safe and efficient operation of the battery and extend the battery life. The dedicated wiring harness is an indispensable part of the battery management system of new energy vehicles. The dedicated wiring harness is responsible for the connection between the various battery modules, sensors and control units in the battery pack to realize the monitoring, control and protection of the battery pack.

[0003] During the use of the existing dedicated wiring harness for the battery management system of new energy vehicles, the connector of the wiring harness is easily damaged due to erosion by the external environment, and the practicality is poor. Therefore, it is necessary to propose a dedicated wiring harness for the battery management system of new energy vehicles. Utility Model Content

[0004] The purpose of the utility model is to provide a dedicated wiring harness for a new energy vehicle battery management system to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a special wiring harness for a new energy vehicle battery management system, comprising a sleeve, a branch line is connected to the upper end of the sleeve, a connector is installed above the branch line, a protective sleeve is provided on the outer side of the branch line, a buckle is fixed at the lower side of one side of the protective sleeve, a connecting strip is fixed at the upper side of one side of the protective sleeve, a protective sleeve is fixed on the upper side of the connecting strip, and a clamping sleeve is fixed above the protective sleeve.

[0006] Preferably, the protective sleeve is snap-connected to the connector, and the protective sleeve, the connecting strip and the protective sleeve are integrally formed.

[0007] Preferably, the protective sleeve is snap-fitted with the protective sleeve via a clamping sleeve, and the clamping sleeve conforms to the shape of the buckle.

[0008] Preferably, an insulating layer is provided on the inner side of the sleeve, and a main line is provided on the inner side of the insulating layer.

[0009] Preferably, the sleeve is made of metal material, and the shape of the sleeve conforms to that of the insulating layer.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The dedicated wiring harness for the battery management system of new energy vehicles is provided with a branch line, a connector, a protective cover, a buckle, a connecting strip, a protective cover and a clamping sleeve. During the use of the device, the connector is protected by the protective cover. When the connector needs to be used, the protective cover is removed, and the protective cover is fixed on the protective cover by engaging the clamping sleeve with the buckle. The protective cover protects the connector from erosion by external environmental factors, thereby reducing the risk of damage of the wiring harness due to corrosion or pollution, extending the service life of the device, and improving the practicality of the device;

[0012] 2. The dedicated wiring harness for the battery management system of new energy vehicles is provided with a casing, an insulating layer and a main line. During the use of the device, a casing is provided outside the main line. The casing is made of metal material to shield external electromagnetic interference and improve the anti-interference ability of the device to ensure the accuracy and stability of signal transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the branch line structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the casing of the utility model.

[0016] In the figure: 1. casing; 2. branch line; 3. connector; 4. protective cover; 5. buckle; 6. connecting strip; 7. protective cover; 8. clamping sleeve; 9. insulating layer; 10. main line. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3The utility model provides a technical solution: a wiring harness for a battery management system of a new energy vehicle, comprising a sleeve 1, a branch line 2 is connected to one end of the upper end of the sleeve 1, a connector 3 is installed above the branch line 2, a protective sleeve 4 is provided on the outer side of the branch line 2, a buckle 5 is fixed below one side of the protective sleeve 4, a connecting strip 6 is fixed above one side of the protective sleeve 4, a protective sleeve 7 is fixed on the upper side of the connecting strip 6, the protective sleeve 7 is connected with the connector 3 by snapping, the protective sleeve 4, the connecting strip 6 and the protective sleeve 7 are integrally formed, the protective sleeve 7 is used to protect the connector 3 from erosion by external environmental factors, and the damage of the wiring harness due to corrosion or pollution is reduced. The risk of damage is reduced, the service life of the device is extended, and the practicability of the device is improved. A clamping sleeve 8 is fixed on the top of the protective sleeve 7. The protective sleeve 7 is connected to the protective sleeve 4 through the clamping sleeve 8. The clamping sleeve 8 is consistent with the shape of the buckle 5. The protective sleeve 7 is fixed on the protective sleeve 4. An insulating layer 9 is arranged on the inner side of the sleeve 1. A main line 10 is arranged on the inner side of the insulating layer 9. The sleeve 1 is made of metal material. The shape of the sleeve 1 is consistent with the insulating layer 9. The sleeve 1 is arranged outside the main line 10. The sleeve 1 is made of metal material to shield external electromagnetic interference, improve the anti-interference ability of the device, and ensure the accuracy and stability of signal transmission.

[0019] Working principle: When using the special wiring harness for the battery management system of new energy vehicles, first, when you need to use the connector 3, remove the protective cover 7 from the connector 3, and then put the clamping sleeve 8 on the buckle 5 to fix the protective cover 7 on the protective cover 4. When the connector 3 is idle, remove the protective cover 7 from the buckle 5, and then put the protective cover 7 on the connector 3. Use the protective cover 7 to protect the connector 3 from erosion by external environmental factors. By arranging a sleeve 1 outside the main line 10, the sleeve 1 is made of metal material to shield external electromagnetic interference and improve the anti-interference ability of the device to ensure the accuracy and stability of signal transmission. In this way, the use process of the special wiring harness for the battery management system of new energy vehicles is completed.

[0020] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wiring harness for a battery management system of a new energy vehicle, comprising a sleeve (1), characterized in that: The upper end of the sleeve (1) is connected to a branch line (2), a connector (3) is installed above the branch line (2), a protective sleeve (4) is provided on the outer side of the branch line (2), a buckle (5) is fixed below one side of the protective sleeve (4), a connecting strip (6) is fixed above one side of the protective sleeve (4), a protective sleeve (7) is fixed on one side above the connecting strip (6), and a clamping sleeve (8) is fixed above the protective sleeve (7).

2. The dedicated wiring harness for the new energy vehicle battery management system according to claim 1 is characterized in that: The protective sleeve (7) is snap-fitted and connected to the connector (3); the protective sleeve (4), the connecting strip (6) and the protective sleeve (7) are integrally formed.

3. The dedicated wiring harness for the new energy vehicle battery management system according to claim 1 is characterized in that: The protective sleeve (7) is snap-fitted and connected to the protective sleeve (4) via a clamping sleeve (8), and the clamping sleeve (8) and the buckle (5) are of the same shape.

4. The dedicated wiring harness for the new energy vehicle battery management system according to claim 1 is characterized in that: An insulating layer (9) is arranged on the inner side of the bushing (1), and a main line (10) is arranged on the inner side of the insulating layer (9).

5. The dedicated wiring harness for the new energy vehicle battery management system according to claim 1 is characterized in that: The sleeve (1) is made of metal material, and the shape of the sleeve (1) is consistent with that of the insulating layer (9).

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