BMS wire harness detection device

Abstract

The utility model relates to the technical field of BMS wire harness detection devices, and discloses a BMS wire harness detection device comprising a detection device body, the surface of the detection device body is fixedly connected with a control panel, the front surface of the detection device body is fixedly connected with a display screen, and the upper surface of the detection device body is fixedly connected with six groups of indicating lamps. According to the BMS wire harness detection device, through the arrangement of the vibration structure and the buffer structure, when equipment is used, a servo motor is started, the servo motor drives an eccentric wheel to rotate, under the action of centrifugal force, the servo motor drives a placement plate to vibrate, a vibration environment is simulated under actual use conditions, and the stability and reliability of a wire harness under vibration are detected. In addition, four sets of buffer springs are arranged at the bottom of the placing plate, lower impact force generated when the placing plate vibrates is reduced, and therefore the performance of the device is improved, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of BMS wire harness detection devices, in particular to a BMS wire harness detection device. Background Art

[0002] The battery management system is a key device used to monitor and control the battery status. In electric vehicles, energy storage systems and other applications that require the use of large-capacity batteries, BMS plays a vital role in ensuring the safety, performance and life of the battery pack. With the increase in automotive functions, the BMS wiring harness has become more and more complex. The existing BMS wiring harness detection is often carried out manually or using simple detection equipment to detect each sub-circuit in the wiring harness one by one. The detection efficiency is low and the accuracy is seriously insufficient. In the face of large-scale battery production, this detection rhythm is difficult to meet production needs. Therefore, a BMS wiring harness detection device is required for operation.

[0003] A BMS harness detection device disclosed in announcement number CN213423439U, although, the BMS harness detection device includes a detector and a vibration table, the detector is provided with a connection port connected to the harness on one side close to the vibration table, a display table is fixedly provided at one end of the upper end face of the detector, a plurality of indicator lights are provided on the front end face of the display table, a test module is provided inside the detector, and each indicator light corresponds to a group of cables in the harness through the test module; the vibration table includes a horizontally placed support table, a fixture arranged on the support table, an oscillation motor installed on the lower end face of the support table and a support assembly fixed on the four corners of the lower end face of the support table, the fixture is provided in plurality, and each fixture is detachably fixed on the support table, which overcomes the shortcomings of the prior art, and at the same time detects all cables in the harness, understands the working conditions of the cables through the indicator lights corresponding to the cables, and improves the efficiency and accuracy of the detection.

[0004] However, the BMS harness detection device has the following disadvantages: when the equipment is in use, it is not easy to test the electrical performance of the harness at different temperatures, which is helpful to evaluate the reliability and safety of the harness in extreme temperature environments. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The technical problem solved by the utility model is to provide a BMS wiring harness detection device which is highly practical, can be operated simply and has a relatively simple structure, thereby solving the problem in the above-mentioned background technology that it is not easy to test the electrical performance of the wiring harness at different temperatures.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a BMS harness detection device, comprising a detection device body, a control panel fixedly connected to the surface of the detection device body, a display screen fixedly connected to the front of the detection device body, six groups of indicator lights fixedly connected to the upper surface of the detection device body, a load-bearing plate fixed on one side of the detection device body, four groups of buffer structures fixedly connected to the top surface of the load-bearing plate in a rectangular array, a placement plate fixedly connected to the top of the four groups of buffer structures, a vibration structure fixedly connected to the bottom of the placement plate, a temperature control structure hinged on one side of the placement plate through a hinge, the temperature control structure includes a heat preservation cover hinged to one side of the placement plate, three groups of heating plates fixedly connected to the inner side wall of the heat preservation cover, one side of the heating plate is electrically connected to a temperature controller through a power cord, and one side of the temperature controller is electrically connected to a battery through a power cord.

[0009] Optionally, the buffer structure includes a fixed column fixedly connected to the top surface of the load-bearing plate, a buffer spring fixedly connected to the inner bottom of the fixed column, one end of the buffer spring fixedly connected to a sliding column, the sliding column is slidably connected to the interior of the fixed column, and the buffer spring facilitates buffering.

[0010] Optionally, the vibration structure includes a motor box fixedly connected to the bottom of the placement plate, a servo motor is fixedly connected to the interior of the motor box, an output end of the servo motor is splined to a transmission rod, one end of the transmission rod is fixedly connected to an eccentric wheel, and the eccentric wheel facilitates the generation of vibration.

[0011] Optionally, three groups of wiring ports are fixedly connected to one side of the detection device body, two groups of limit ports are fixedly connected to the surface of the placement plate, and three groups of wiring harness bodies are placed inside the limit ports, so that the wiring harness bodies are easy to detect.

[0012] Optionally, a storage cabinet is provided on the lower surface of the detection device body, and an emergency stop push rod is fixedly connected to one side of the detection device body, and the emergency stop push rod facilitates one-touch emergency stop.

[0013] (III) Beneficial effects

[0014] The utility model provides a BMS wiring harness detection device, which has the following beneficial effects:

[0015] 1. The BMS harness detection device, through the setting of vibration structure and buffer structure, starts the servo motor when the equipment is in use, and the servo motor drives the eccentric wheel to rotate. Under the action of centrifugal force, the servo motor drives the placement plate to vibrate, simulating the vibration environment under actual use conditions, and detecting the stability and reliability of the harness under vibration. This helps to find the looseness or breakage of the harness in actual use, and four groups of buffer springs are set at the bottom of the placement plate to reduce the downward impact force generated by the placement plate when vibrating, thereby improving the performance and life of the equipment.

[0016] 2. The BMS harness detection device, through the setting of temperature control structure, when the equipment is in use, the power is turned on, the temperature controller controls the heating plate to heat up, simulates different temperature scenes under appropriate environmental conditions, and tests the electrical performance of the harness at different temperatures. This helps to evaluate the reliability and safety of the harness in extreme temperature environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the vibration structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the buffer structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the temperature control structure of the utility model.

[0021] In the figure: 1. Detection device body; 2. Control panel; 3. Display screen; 4. Indicator light; 5. Load-bearing plate; 6. Buffer structure; 601. Fixed column; 602. Buffer spring; 603. Sliding column; 7. Placement plate; 8. Vibration structure; 801. Motor box; 802. Servo motor; 803. Transmission rod; 804. Eccentric wheel; 9. Temperature control structure; 901. Insulation cover; 902. Heating plate; 903. Temperature controller; 904. Battery; 10. Wiring port; 11. Limit port; 12. Wiring harness body; 13. Locker; 14. Emergency stop push rod. DETAILED DESCRIPTION

[0022] 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. 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.

[0023] See also Figures 1 to 4The utility model provides a technical solution: a BMS harness detection device, including a detection device body 1, a control panel 2 is fixedly connected to the surface of the detection device body 1, a display screen 3 is fixedly connected to the front of the detection device body 1, six groups of indicator lights 4 are fixedly connected to the upper surface of the detection device body 1, a load-bearing plate 5 is fixed to one side of the detection device body 1, and four groups of buffer structures 6 are fixedly connected to the top surface of the load-bearing plate 5 in a rectangular array. Through the setting of the vibration structure 8 and the buffer structure 6, when the equipment is used, the servo motor 802 is started, and the servo motor 802 drives the eccentric wheel 804 to rotate. Under the action of centrifugal force, the servo motor 802 drives the placement plate 7 to vibrate, and the vibration environment is simulated under actual use conditions to detect the stability and reliability of the harness under vibration. This helps to discover possible loosening or breakage of the wiring harness during actual use. In addition, four groups of buffer springs 602 are arranged at the bottom of the placement plate 7 to reduce the downward impact force generated by the placement plate 7 during vibration, thereby improving the performance and life of the equipment. The tops of the four groups of buffer structures 6 are fixedly connected to the placement plate 7, and the bottom of the placement plate 7 is fixedly connected to the vibration structure 8. Through the setting of the vibration structure 8 and the buffer structure 6, when the equipment is in use, the servo motor 802 is started, and the servo motor 802 drives the eccentric wheel 804 to rotate. Under the action of centrifugal force, the servo motor 802 drives the placement plate 7 to vibrate, and the vibration environment is simulated under actual use conditions to detect the stability and reliability of the wiring harness under vibration. This helps to find the looseness or breakage of the wiring harness that may occur in actual use. In addition, four groups of buffer springs 602 are set at the bottom of the placement plate 7 to reduce the downward impact force generated by the placement plate 7 when it vibrates, thereby improving the performance and life of the equipment. A temperature control structure 9 is hinged on one side of the surface of the placement plate 7 through a hinge. The temperature control structure 9 includes a heat preservation cover 901 hinged on one side of the placement plate 7. The inner wall of the heat preservation cover 901 is fixedly connected with three groups of heating plates 902. One side of the heating plate 902 is electrically connected to a temperature controller 903 through a power line. One side of the temperature controller 903 is electrically connected to a battery 904 through a power line. Through the setting of the temperature control structure 9, when the equipment is used, the power is turned on, and the temperature controller 903 controls the heating of the heating plate 902. Different temperature scenes are simulated under appropriate environmental conditions to test the electrical performance of the wiring harness at different temperatures. This helps to evaluate the reliability and safety of the wiring harness in extreme temperature environments;

[0024] The buffer structure 6 includes a fixed column 601 fixedly connected to the top surface of the load-bearing plate 5, a buffer spring 602 is fixedly connected to the inner bottom of the fixed column 601, and one end of the buffer spring 602 is fixedly connected to a sliding column 603, and the sliding column 603 is slidably connected to the inside of the fixed column 601. Through the setting of the vibration structure 8 and the buffer structure 6, when the equipment is in use, the servo motor 802 is started, and the servo motor 802 drives the eccentric wheel 804 to rotate. Under the action of centrifugal force, the servo motor 802 drives the placement plate 7 to vibrate, simulating the vibration environment under actual use conditions, and detecting the stability and reliability of the wire harness under vibration. This helps to find the looseness or breakage of the wire harness in actual use, and four groups of buffer springs 602 are set at the bottom of the placement plate 7 to reduce the downward impact force generated by the placement plate 7 during vibration, thereby improving the performance and life of the equipment;

[0025] The vibration structure 8 includes a motor box 801 fixedly connected to the bottom of the placement plate 7, a servo motor 802 is fixedly connected inside the motor box 801, a transmission rod 803 is splined at the output end of the servo motor 802, and an eccentric wheel 804 is fixedly connected at one end of the transmission rod 803. Through the setting of the vibration structure 8 and the buffer structure 6, when the equipment is in use, the servo motor 802 is started, and the servo motor 802 drives the eccentric wheel 804 to rotate. Under the action of centrifugal force, the servo motor 802 drives the placement plate 7 to vibrate, simulating the vibration environment under actual use conditions, and detecting the stability and reliability of the wire harness under vibration. This helps to find looseness or breakage of the wire harness in actual use, and four groups of buffer springs 602 are set at the bottom of the placement plate 7 to reduce the downward impact force generated by the placement plate 7 during vibration, thereby improving the performance and life of the equipment;

[0026] One side of the detection device body 1 is fixedly connected with three groups of wiring ports 10, and the surface of the placement plate 7 is fixedly connected with two groups of limit ports 11, and three groups of wiring harness bodies 12 are placed inside the limit ports 11. The setting of the limit ports 11 plays a role in fixing the wiring harness bodies 12;

[0027] A storage cabinet 13 is provided on the lower surface of the detection device body 1, and an emergency stop push rod 14 is fixedly connected to one side of the detection device body 1. The setting of the emergency stop push rod 14 plays a role of one-touch emergency stop.

[0028] In the utility model, the working steps of the device are as follows:

[0029] Step 1: When the device is in use, start the servo motor 802, which drives the eccentric wheel 804 to rotate. Under the action of centrifugal force, the servo motor 802 drives the placement plate 7 to vibrate, simulating the vibration environment under actual use conditions to detect the stability and reliability of the wire harness under vibration. This helps to find the looseness or breakage of the wire harness in actual use, and four groups of buffer springs 602 are set at the bottom of the placement plate 7 to reduce the downward impact force generated by the placement plate 7 during vibration, thereby improving the performance and life of the device;

[0030] Step 2: When the device is in use, the power is turned on, the temperature controller 903 controls the heating plate 902 to generate heat, and different temperature scenarios are simulated under appropriate environmental conditions to test the electrical performance of the wiring harness at different temperatures. This helps to evaluate the reliability and safety of the wiring harness in extreme temperature environments.

[0031] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0032] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0033] 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 BMS wiring harness detection device, comprising a detection device body (1), characterized in that: A control panel (2) is fixedly connected to the surface of the detection device body (1), a display screen (3) is fixedly connected to the front of the detection device body (1), six groups of indicator lights (4) are fixedly connected to the upper surface of the detection device body (1), a load-bearing plate (5) is fixedly connected to one side of the detection device body (1), four groups of buffer structures (6) are fixedly connected to the top surface of the load-bearing plate (5) in a rectangular array, a placement plate (7) is fixedly connected to the top of the four groups of buffer structures (6), and the bottom of the placement plate (7) is fixedly connected to the bottom surface of the placement plate (7). A vibration structure (8) is fixedly connected to the surface of the placement plate (7); a temperature control structure (9) is hingedly connected to one side of the placement plate (7); the temperature control structure (9) includes a heat preservation cover (901) hingedly connected to one side of the placement plate (7); three groups of heating plates (902) are fixedly connected to the inner wall of the heat preservation cover (901); one side of the heating plate (902) is electrically connected to a temperature controller (903) via a power line; and one side of the temperature controller (903) is electrically connected to a storage battery (904) via a power line.

2. A BMS harness detection device according to claim 1, characterized in that: The buffer structure (6) comprises a fixed column (601) fixedly connected to the top surface of the load-bearing plate (5); a buffer spring (602) is fixedly connected to the inner bottom of the fixed column (601); one end of the buffer spring (602) is fixedly connected to a sliding column (603); and the sliding column (603) is slidably connected to the inside of the fixed column (601).

3. A BMS harness detection device according to claim 1, characterized in that: The vibration structure (8) comprises a motor box (801) fixedly connected to the bottom of the placement plate (7), a servo motor (802) being fixedly connected inside the motor box (801), a transmission rod (803) being spline-connected to the output end of the servo motor (802), and an eccentric wheel (804) being fixedly connected to one end of the transmission rod (803).

4. A BMS harness detection device according to claim 1, characterized in that: One side of the detection device body (1) is fixedly connected with three groups of wiring ports (10), the surface of the placement plate (7) is fixedly connected with two groups of limit ports (11), and three groups of wiring harness bodies (12) are placed inside the limit ports (11).

5. A BMS harness detection device according to claim 1, characterized in that: A storage cabinet (13) is provided on the lower surface of the detection device body (1), and an emergency stop push rod (14) is fixedly connected to one side of the detection device body (1).

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