CN211043615U

CN211043615U - Electric motor car lithium cell remaining life prediction device

Info

Publication number: CN211043615U
Application number: CN201921874015.5U
Authority: CN
Inventors: 徐静云
Original assignee: Huzhou Institute Of New Energy Technology; Zhejiang University ZJU
Current assignee: Huzhou Institute Of New Energy Technology; Zhejiang University ZJU
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-17
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a device for predicting the remaining life of a lithium battery of an electric vehicle, which comprises a host shell, four groups of outer bearing plates are symmetrically arranged on two sides of the host shell, two outer bearing plates are relatively arranged into one group, a rotary pressure rod is arranged on the inner side of each outer bearing plate, an inner rotary shaft is sleeved inside one end of the rotary pressure rod, two ends of the inner rotary shaft are respectively fixed with the two outer bearing plates, a torsional spring is arranged between the inner rotary shaft and the rotary pressure rod, one end of the torsional spring is connected with the inner rotary shaft, the other end of the torsional spring is connected with the inner side wall of the rotary pressure rod, an upper arc groove is arranged on the lower surface of one end of the rotary pressure rod, which is far away from the inner rotary shaft, and a lower arc; through the pencil storage device who sets up for when the device was idle, can accomodate the electrode test wire, can play the effect of protection electrode test wire, also can make the electrode test wire conveniently take simultaneously.

Description

Electric motor car lithium cell remaining life prediction device

Technical Field

The utility model belongs to the technical field of the lithium cell, concretely relates to electric motor car lithium cell remaining life prediction device.

Background

The lithium metal battery is generally a battery which uses manganese dioxide as a positive electrode material, uses metal lithium or alloy metal thereof as a negative electrode material and uses a non-aqueous electrolyte solution, and can be manufactured into a large-capacity battery which is arranged on an electric vehicle for use;

Patent application No.: CN201820092831.X discloses a lithium ion battery residual life detector, which comprises a test host, wherein the front side of the test host is provided with a switch button, an indicator lamp, a display screen and a USB debugging port, the top of the test host is connected with an anode test wire and a cathode test wire, the tail ends of the anode test wire and the cathode test wire are both connected with test heads, the side surface of the test host is provided with a power supply input port, a test module is arranged in the test host and comprises a voltage detection module, the voltage detection module is respectively connected with a capacity calculation module and a timer module, the capacity calculation module is connected with a life calculation module, the test module is connected with a lithium battery through the voltage detection module and the timer module, and the lithium battery is connected with a constant-current and constant;

However, when the electrode test wire of the device is not used, the electrode test wire cannot be stored, and is easy to lose or damage, so that the problem that the electrode test wire cannot be completed when the test is needed is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car lithium cell remaining life prediction device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric motor car lithium cell remaining life prediction device, includes the host computer casing, four outer carrier plates of group, two are installed to the bilateral symmetry of host computer casing outer carrier plate is installed for a set of, every group rotatory depression bar is all installed to the inboard of outer carrier plate, the inside interior spiral shaft that has cup jointed of one end of rotatory depression bar, the both ends of interior spiral shaft are fixed mutually with two outer carrier plates respectively, install the torsional spring between interior spiral shaft and the rotatory depression bar, the one end and the interior spiral shaft of torsional spring are connected, and the other end is connected with the inside wall of rotatory depression bar, the one end lower surface that interior spiral shaft was kept away from to rotatory depression bar has seted up the arc groove, the side surface of host computer casing seted up with last arc groove assorted.

Preferably, the upper end of the host shell is connected with two electrode test wires, and the end parts of the electrode test wires are connected with test heads.

Preferably, a display screen and an indicator light are mounted on the front surface of the host casing, and the display screen is located above the indicator light.

Preferably, a switch button and a USB debugging port are installed at a position on the front surface of the host casing near the bottom end, and the USB debugging port is located on one side of the switch button.

Preferably, the upper arc groove and the lower arc groove are both of a semicircular structure, and the upper arc groove and the lower arc groove form a circular hole matched with the electrode test wire.

Compared with the prior art, the beneficial effects of the utility model are that:

The utility model discloses in, through the pencil storage device that sets up for when the device is idle, can accomodate the electrode test wire, can play the effect of protection electrode test wire, also can make the electrode test wire conveniently take simultaneously.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

Fig. 2 is a schematic top view of the storage mechanism of the present invention;

Fig. 3 is a schematic side view of the storage mechanism of the present invention.

In the figure: 1. a test head; 2. an outer deck; 3. a main housing; 4. a switch button; 5. a USB debug port; 6. an indicator light; 7. a display screen; 8. an electrode test line; 9. an upper arc groove; 10. rotating the compression bar; 11. an internal rotating shaft; 12. a torsion spring; 13. a lower arc groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a device for predicting the residual life of a lithium battery of an electric vehicle comprises a host shell 3, four groups of outer bearing plates 2 are symmetrically arranged on two sides of the host shell 3, the two outer bearing plates 2 are oppositely arranged into a group, a rotary compression bar 10 is arranged on the inner side of each group of outer bearing plates 2, an inner rotary shaft 11 is sleeved inside one end of the rotary compression bar 10, two ends of the inner rotary shaft 11 are respectively fixed with the two outer bearing plates 2, a torsion spring 12 is arranged between the inner rotary shaft 11 and the rotary compression bar 10, one end of the torsion spring 12 is connected with the inner rotary shaft 11, the other end of the torsion spring is connected with the inner side wall of the rotary compression bar 10, an upper arc groove 9 is arranged on the lower surface of one end of the rotary compression bar 10 far away from the inner rotary shaft 11, a lower arc groove 13 matched with the upper arc groove 9 is arranged on the side surface of the host shell 3, the rotary compression bar 10 is enabled to rotate upwards after, make electrode test wire 8 pass the space and put into down arc groove 13 inside, loosen rotatory depression bar 10 again, at this moment torsional spring 12 reconversion can make rotatory depression bar 10 be close to host computer casing 3 for go up arc groove 9 and arc groove 13 lid down and close, thereby play the effect of accomodating electrode test wire 8.

Wherein, the upper end of the host shell 3 is connected with two electrode test wires 8, and the end part of any electrode test wire 8 is connected with the test head 1.

Wherein, the front surface of the host casing 3 is provided with a display screen 7 and an indicator lamp 6, and the display screen 7 is positioned above the indicator lamp 6.

Wherein, the front surface of the host casing 3 is provided with a switch button 4 and a USB debugging port 5 at a position close to the bottom end, and the USB debugging port 5 is arranged at one side of the switch button 4.

Wherein, the upper arc groove 9 and the lower arc groove 13 are both of a semicircular structure, and the upper arc groove 9 and the lower arc groove 13 form a circular hole matched with the electrode test wire 8.

The utility model discloses a theory of operation and use flow: the lithium cell is installed and is supplied power on the electric motor car, during the test, switch on for the test host computer earlier, make electrode test wire 8 be connected to the positive negative pole of lithium cell through test head 1 again, press shift knob 4, the remaining life-span of lithium cell can be at the surface display of display screen 7, and after the test is accomplished, make rotatory depression bar 10 upwards rotatory, at this moment torsional spring 12 is in the distortion state, go up arc groove 9 and lower arc groove 13 and leave the space, make electrode test wire 8 pass the space and put into down inside arc groove 13, loosen rotatory depression bar 10 again, at this moment torsional spring 12 reconversion, can make rotatory depression bar 10 be close to host computer casing 3, make go up arc groove 9 and lower arc groove 13 lid, thereby play the effect of accomodating electrode test wire 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric motor car lithium cell remaining life prediction device, includes host computer casing (3), its characterized in that: four outer carrier plates of group (2), two are installed to the bilateral symmetry of host computer casing (3) outer carrier plate (2) are installed relatively and are a set of, every group rotatory depression bar (10) are all installed to the inboard of outer carrier plate (2), inside spiral shaft (11) of having cup jointed of one end of rotatory depression bar (10), the both ends of interior spiral shaft (11) are fixed mutually with two outer carrier plates (2) respectively, install torsional spring (12) between interior spiral shaft (11) and rotatory depression bar (10), the one end and the interior spiral shaft (11) of torsional spring (12) are connected, and the other end is connected with the inside wall of rotatory depression bar (10), arc groove (9) have been seted up on the one end lower surface of interior spiral shaft (11) is kept away from in rotatory depression bar (10), arc groove (13) under with last arc groove (9) assorted is seted up to the side surface of host computer casing (3).

2. The device for predicting the remaining life of a lithium battery of an electric vehicle according to claim 1, wherein: the upper end of the host shell (3) is connected with two electrode testing wires (8), and the end parts of the electrode testing wires (8) are connected with a testing head (1).

3. The device for predicting the remaining life of a lithium battery of an electric vehicle according to claim 1, wherein: the front surface mounting of host computer casing (3) has display screen (7) and pilot lamp (6), just display screen (7) are in the top of pilot lamp (6).

4. The device for predicting the remaining life of a lithium battery of an electric vehicle according to claim 1, wherein: the front surface of host computer casing (3) is close to the position department of bottom and installs shift knob (4) and USB debugging port (5), just USB debugging port (5) are in one side of shift knob (4).

5. The device for predicting the remaining life of a lithium battery of an electric vehicle according to claim 1, wherein: the upper arc groove (9) and the lower arc groove (13) are both of a semicircular structure, and the upper arc groove (9) and the lower arc groove (13) form a round hole matched with the electrode test wire (8).