CN220367362U

CN220367362U - Simulation detection tool applicable to battery management system

Info

Publication number: CN220367362U
Application number: CN202321436188.5U
Authority: CN
Inventors: 朱云龙
Original assignee: Chuneng New Energy Co Ltd
Current assignee: Chuneng New Energy Co Ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-01-19
Anticipated expiration: 2033-06-07

Abstract

The utility model discloses a simulation detection tool suitable for a battery management system, which comprises a test tool body, wherein an installation seat is arranged at the inner top of the test tool body, a bidirectional hydraulic cylinder is fixedly installed on the installation seat, the stroke end of the bidirectional hydraulic cylinder is fixedly connected with a connecting plate, guide blocks are arranged on two sides above the connecting plate, the upper ends of the guide blocks penetrate through grooves and are fixedly connected with movable blocks, a guide groove is formed in one side, close to the test tool body, of the movable blocks, clamping blocks are arranged in the guide groove and are fixedly connected with the side wall of the guide groove through first springs, and a plurality of wire harness interfaces distributed in a matrix are arranged on the side wall of one side of the test tool body. This kind of detect frock simple structure, BMS and detect frock wiring nimble practicality have good universal performance simultaneously, can carry out the location test to the BMS of equidimension, the effectual detection efficiency power that detects the frock that has improved.

Description

Simulation detection tool applicable to battery management system

Technical Field

The utility model relates to the technical field of battery testing, in particular to a simulation detection tool suitable for a battery management system.

Background

A battery pack of an electric vehicle is generally provided with a BMS, i.e., a battery management system, for managing charge and discharge of a plurality of battery cells in the battery pack. Before the battery pack is assembled, the BMS needs to be tested to ensure that the BMS can operate normally. When testing, the BMS needs to be fixed on the tool or the jig, then the BMS is connected with the testing equipment through the cable, and testing is started after connection is completed. In order to save the cost, some manufacturers can utilize the same tool to test BMS of different models. However, if the same tool is to be applied to the testing of BMS of different models, the process of changing BMS of different models and the operation of adjusting the tool are complicated, the testing efficiency is affected, and the frequent changing operation also easily affects the stability of the testing.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and provides a simulation detection tool suitable for a battery management system.

The utility model relates to a simulation detection tool suitable for a battery management system, which comprises a test tool body, wherein an installation seat is arranged at the inner top of the test tool body, a bidirectional hydraulic cylinder is fixedly installed on the installation seat, the stroke end of the bidirectional hydraulic cylinder is fixedly connected with a connecting plate, guide blocks are arranged on two sides above the connecting plate, two symmetrical through grooves are arranged on two sides of the upper end of the test tool body, the upper end of the guide block penetrates through the through grooves and is fixedly connected with a movable block, a guide groove is formed in one side, close to the test tool body, of the movable block, a clamping block is arranged in the guide groove, the clamping block is fixedly connected with the side wall of the guide groove through a first spring, and a plurality of wire harness interfaces distributed in a matrix are arranged on the side wall of one side of the test tool body.

Preferably, both sides of the wire harness interface are provided with limiting components.

Preferably, the limiting assembly comprises an outer tube, the outer tube is fixedly connected with the testing tool body, a connecting rod is inserted into the outer tube, the connecting rod is fixedly connected with the inner wall of the outer tube through a second spring, one side, away from the second spring, of the connecting rod is fixedly connected with a fixing block, one side, close to a wire harness interface, of the fixing block is provided with a mounting groove, a limiting block is arranged in the mounting groove, and the limiting block is fixedly connected with the inner wall of the mounting groove through a third spring.

Preferably, one side of the limiting block, which is far away from the testing tool body, is set to be an inclined plane.

Preferably, a rubber pad is arranged on one side of the clamping block away from the first spring.

Preferably, the testing tool body is provided with a display screen on one side of the wire harness interface.

Preferably, four supporting blocks which are arranged in a matrix are arranged below the test fixture body.

Preferably, a rubber block is arranged below the supporting block.

The utility model has the advantages and beneficial effects that at least comprises: the utility model provides a simulation detection tool suitable for a battery management system, which is characterized in that a movable block moves along with the movable block through the transmission of a guide block, so that the distance between two clamping blocks can be adjusted, the purpose of positioning a battery management system module is achieved through the mutual matching between the two clamping blocks, and a wire harness connected with a wire harness interface can be limited by a limiting component, so that the connection stability of the wire harness and the wire harness interface is improved. This kind of detect frock simple structure, convenient operation, BMS and detect frock wiring nimble practicality have good universal performance simultaneously, can carry out the location test to the BMS of equidimension, the effectual detection efficiency who detects the frock that has improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of part A of the present utility model;

FIG. 4 is a schematic view of a limiting assembly according to the present utility model;

in the figure: 1-testing a tool body; 2-a mounting base; 3-a bidirectional hydraulic cylinder; 4-through grooves; 5-connecting plates; 6-a movable block; 7-a guide groove; 8-clamping blocks; 9-a first spring; 10-wire harness interfaces; 11-a limiting assembly; 111-an outer tube; 112-connecting rods; 113-a second spring; 114-a fixed block; 115-mounting groove; 116-limiting blocks; 117-a third spring; 12-a display screen; 13-a rubber pad; 14-supporting blocks; 15-guide blocks.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise. "plurality" means "two or more".

Fig. 1-4 show a simulation test fixture for a battery management system according to a preferred embodiment of the present application, and for convenience of explanation, only the relevant parts of the present embodiment are shown, which are described in detail below:

the utility model provides a be applicable to battery management system simulation and detect frock, including test fixture body 1, the top is equipped with mount pad 2 in the test fixture body 1, fixed mounting has two-way pneumatic cylinder 3 on the mount pad 2, two-way pneumatic cylinder 3 stroke end and connecting plate 5 fixed connection, connecting plate 5 top both sides all are equipped with guide block 15, test fixture body 1 upper end both sides all are equipped with two symmetrical logical groove 4, guide block 15 upper end run through groove 4 and movable block 6 fixed connection, movable block 6 is close to test fixture body 1 one side and has seted up guide groove 7, be equipped with clamp splice 8 in the guide groove 7, clamp splice 8 passes through first spring 9 and guide groove 7 lateral wall fixed connection, two-way pneumatic cylinder 3 is when carrying out the flexible, two-way pneumatic cylinder 3 drives connecting plate 5 and carries out the removal of horizontal direction, through the transmission of guide block 15, movable block 6 also moves thereupon, thereby make the distance between two clamp splice 8 adjustable, and then through the mutually supporting between two clamp splice 8, reach the purpose to battery management system module location, when clamp splice 8 carries out the centre gripping to battery management system module, can carry out the pressure to the battery management system module through the elasticity of first spring 9 and the pressure of wire harness 3 and the pressure of wire harness system is connected with the wire harness 10, wire harness 10 on the wire harness is connected with the wire harness matrix, the wire harness is broken to the wire harness is connected with the wire harness system 10 on one side of the wire harness has avoided the wire harness and the wire harness is connected with the wire harness system.

Limiting assemblies 11 are arranged on two sides of the wire harness interface 10, and the limiting assemblies 11 can limit the wire harness connected with the wire harness interface 10, so that connection stability of the wire harness and the wire harness interface 10 is improved.

The limiting assembly 11 comprises an outer tube 111, a connecting rod 112 is fixedly connected with the outer tube 111 in an inserted mode, the connecting rod 112 is fixedly connected with the inner wall of the outer tube 111 through a second spring 113, the connecting rod 112 is movably connected with the outer tube 111, the connecting rod 112 can stretch out and draw back inside the outer tube 111, the limiting assembly 11 can limit wire harnesses of different scales through adjustment of the communication degree between the connecting rod 112 and the outer tube 111, the connecting rod 112 is fixedly connected with a fixing block 114 on one side, close to a wire harness interface 10, of the fixing block 114, a mounting groove 115 is formed in one side, close to the wire harness interface 10, of the fixing block 114, a limiting block 116 is arranged in the mounting groove 115, the limiting block 116 is fixedly connected with the inner wall of the mounting groove 115 through a third spring 117, the limiting block 116 can reciprocate in the horizontal direction inside the mounting groove 115, and when the wire harness is spliced inside the wire harness interface 10, the limiting block 116 is clamped at the end part of the wire harness connector, and the wire harness interface 10 can be stably connected through the mutual cooperation between the two limiting blocks 116.

The stopper 116 is kept away from test fixture body 1 one side and is established to the inclined plane, and the setting on inclined plane makes the pencil more be convenient for peg graft to inside the pencil interface 10 between two stoppers 116.

The clamp splice 8 is kept away from first spring 9 one side and is equipped with rubber pad 13, and the effectual frictional force that increases between clamp splice 8 and the battery management system module of rubber pad 13 has further increased the stability of clamp splice 8 to the centre gripping of battery management system module.

The test fixture body 1 is located pencil interface 10 one side and is equipped with display screen 12, and display screen 12 can show the result that test fixture body 1 detected.

Four supporting blocks 14 which are arranged in a matrix are arranged below the test fixture body 1.

The supporting shoe 14 below is equipped with the rubber piece, and the rubber piece has increased the frictional force between supporting shoe 14 and the holding surface to the effectual stability of putting of test fixture body 1 that has increased.

Specifically, in the utility model, when the bidirectional hydraulic cylinder 3 stretches and contracts, the bidirectional hydraulic cylinder 3 drives the connecting plate 5 to move in the horizontal direction, the movable block 6 also moves along with the connecting plate through the transmission of the guide block 15, so that the distance between the two clamping blocks 8 can be adjusted, the purpose of positioning a battery management system module is achieved through the mutual matching between the two clamping blocks 8, when the clamping blocks 8 clamp the battery management system module, the connecting rod 112 stretches and contracts inside the outer tube 111, the limiting assembly 11 can limit wire harnesses of different dimensions through the adjustment of the communication degree between the connecting rod 112 and the outer tube 111, and when the wire harnesses are spliced inside the wire harness interface 10, the limiting block 116 is clamped at the end part of the wire harness connector, so that the wire harnesses can be stably connected with the wire harness interface 10 through the mutual matching between the two limiting blocks 116.

The above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application.

Claims

1. The utility model provides a simulation detection frock suitable for battery management system, includes test fixture body (1), a serial communication port, top is equipped with mount pad (2) in test fixture body (1), fixed mounting has two-way pneumatic cylinder (3) on mount pad (2), two-way pneumatic cylinder (3) stroke end and connecting plate (5) fixed connection, connecting plate (5) top both sides all are equipped with guide block (15), test fixture body (1) upper end both sides all are equipped with logical groove (4) of two symmetries, lead to groove (4) and movable block (6) fixed connection are run through to guide block (15) upper end, guide groove (7) have been seted up near test fixture body (1) one side to movable block (6), be equipped with clamp splice (8) in guide groove (7), clamp splice (8) are through first spring (9) and guide groove (7) lateral wall fixed connection, test fixture body (1) one side lateral wall is equipped with pencil interface (10) that a plurality of matrix were arranged.

2. The simulation detection tool for the battery management system according to claim 1, wherein limiting assemblies (11) are arranged on two sides of the wire harness interface (10).

3. The simulation detection tool for the battery management system, according to claim 2, characterized in that the limiting component (11) comprises an outer tube (111), the outer tube (111) is fixedly connected with the test tool body (1), a connecting rod (112) is inserted into the outer tube (111), the connecting rod (112) is fixedly connected with the inner wall of the outer tube (111) through a second spring (113), one side, away from the second spring (113), of the connecting rod (112) is fixedly connected with a fixed block (114), one side, close to a wire harness interface (10), of the fixed block (114) is provided with a mounting groove (115), a limiting block (116) is arranged in the mounting groove (115), and the limiting block (116) is fixedly connected with the inner wall of the mounting groove (115) through a third spring (117).

4. A simulation test fixture for a battery management system according to claim 3, wherein the side of the limiting block (116) away from the test fixture body (1) is provided with an inclined plane.

5. The simulation detection tool for the battery management system according to claim 1, wherein a rubber pad (13) is arranged on one side, away from the first spring (9), of the clamping block (8).

6. The simulation detection tool for the battery management system according to claim 1, wherein a display screen (12) is arranged on one side of the wire harness interface (10) of the test tool body (1).

7. The simulation detection tool for the battery management system, according to claim 1, is characterized in that four support blocks (14) which are arranged in a matrix are arranged below the test tool body (1).

8. A simulation test fixture for a battery management system according to claim 7, wherein a rubber block is arranged below the supporting block (14).