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Pure electric heavy truck battery replacing system locking mechanism

A locking mechanism and electric system technology, applied in the field of heavy truck power exchange, can solve problems such as damage, and achieve the effect of solving frequent damage, avoiding stress, and avoiding bending damage

Pending Publication Date: 2021-06-29
ANHUI HUALING AUTOMOBILE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004]However, after the battery box and the battery box fixing base of the three-stage positioning and locking device of the electric heavy-duty truck replacement battery box are locked, due to the flat road surface during the operation of the vehicle, When there is a bump due to the difference in degree, it will cause displacement or vibration between the battery box and the fixed base of the battery box towards the upward and downward directions; and when the battery box is displaced upward due to the transmission of force, the positioning tapered pin will be pulled to make the positioning The tapered pin is damaged due to stress and needs to be improved

Method used

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  • Pure electric heavy truck battery replacing system locking mechanism
  • Pure electric heavy truck battery replacing system locking mechanism
  • Pure electric heavy truck battery replacing system locking mechanism

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] Such as figure 1 As shown, a locking mechanism of a pure electric heavy truck battery replacement system includes a vehicle-mounted battery replacement base 1 and a battery replacement battery box assembly 2 . The vehicle-mounted battery exchange base 1 is used to connect and fix the body of the pure electric heavy truck, and the battery-exchange battery box assembly 2 is used to install and fix the battery, so that the battery-exchange battery box assembly can be installed on the vehicle-mounted battery exchange base 1 2 After disassembly, charge and replace the battery box assembly 2 with the charged battery through the battery swap station.

[0034]It should be mentioned that the battery swapping battery box assembly 2 is provided with a plurality of locking bases 21 for connecting and fixing with the vehicle-mounted battery swapping base 1 . The locking bases 21 are evenly distributed on the battery exchange battery box assembly 2, so as to significantly improve th...

Embodiment 2

[0041] The difference between the second embodiment and the first embodiment is that the driving part in the second embodiment is the cylinder assembly 6 . The cylinder assembly 6 is provided with a piston rod 61 , and the piston rod 61 is fixedly connected with the universal joint 7 . The universal joint 7 is rotatably connected with a connecting rod body 8 , and the connecting rod body 8 is rotatably connected with a camshaft 9 . A spline is formed in the camshaft 9, and the bottom of the knob-type locking pin 4 is inserted into the camshaft 9 and engaged with the spline, so that when the cylinder assembly 6 drives the piston rod 61 to run, the connecting rod body 8 The connection of the universal joint 7 and the camshaft 9 drives the camshaft 9 to rotate. Wherein, the universal joint 7 is provided with a transfer U-shaped groove 71 . And a cam adapter portion 91 is provided on the outer peripheral side wall of the camshaft 9 . Both ends of the connecting rod body 8 are p...

Embodiment 3

[0045] The difference between the third embodiment and the second embodiment is that the driving parts in the third embodiment are the cylinder fixing base 002, the cylinder joint 0021 fixedly connected with the cylinder fixing base 002, and the driving cylinder 0022 whose one end is rotationally connected with the cylinder joint 0021. Wherein, the other end of the driving cylinder 0022 is connected with a cylinder pin shaft 0023, and the cylinder pin shaft 0023 is used for rotational connection with the camshaft 9, so as to effectively drive the camshaft 9 to perform circular reciprocating motion. Correspondingly, the camshaft 9 is engaged with the knob-type locking pin 4 through a spline.

[0046] To sum up, the present application connects the driving member and the knob-type locking pin 4 through a spline, so as to provide a space for a small amount of up and down displacement on the knob-type locking pin 4, and then when the corresponding end of the knob-type locking pin 4...

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PUM

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Abstract

The invention discloses a pure electric heavy truck battery replacing system locking mechanism, and relates to the technical field of heavy truck battery replacing, the pure electric heavy truck battery replacing system locking mechanism comprises a vehicle-mounted battery replacing base and a battery replacing type battery box assembly, the battery replacing type battery box assembly is provided with a plurality of locking bases used for being fixedly connected with the vehicle-mounted battery replacing base, and the locking bases are provided with waist-groove-shaped locking groove holes; and the vehicle-mounted battery replacing base is provided with a plurality of rotary knob type locking pins used for being fixed to the corresponding locking bases in a matched mode, and the rotary knob type locking pins are connected with driving parts for driving the rotary knob type locking pins to rotate. The driving part and the rotary knob type locking pin are connected through the spline, so that a micro up-down displacement space is provided on the rotary knob type locking pin, the driving part is effectively prevented from being stressed when the corresponding end of the rotary knob type locking pin slides in the spline, the driving mechanism is effectively prevented from being damaged, and the problem that the driving mechanism is frequently damaged is solved.

Description

technical field [0001] The present application relates to the technical field of battery replacement for heavy trucks, in particular to a locking mechanism for a battery replacement system for pure electric heavy trucks. Background technique [0002] At present, in the field of battery replacement for electric heavy trucks, the battery box adopts a structure that can be replaced quickly, and the replacement can be completed in a dedicated battery replacement station. Under the action of the special battery replacement device, the battery box for battery replacement takes off the discharged battery box, puts it into the charging station, and installs the charged battery box on the electric heavy truck. [0003] The Chinese patent with the notification number CN211764880U discloses a three-stage positioning and locking device for battery boxes for battery replacement of electric heavy trucks. A square frame, wherein: each side of the square frame is provided with an inclined ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60L53/80B60L50/64
CPCB60L53/80B60L50/64Y02T10/70Y02T10/7072
Inventor 彭金平胡珊牛俊唐国平张欢刘奇峰孙春峰吴立凡
Owner ANHUI HUALING AUTOMOBILE