CN213472809U

CN213472809U - Lithium battery convenient to replace for electric vehicle

Info

Publication number: CN213472809U
Application number: CN202022592886.7U
Authority: CN
Inventors: 杨明强; 童威
Original assignee: Huizhou Tianli New Energy Technology Co ltd
Current assignee: Huizhou Tianli New Energy Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-18
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a lithium cell that electric motor car is convenient for change, including the battery guard box, the spout has been seted up to battery guard box outer wall both sides, and spout inner wall swing joint has the heat-conducting plate, heat-conducting plate one end fixedly connected with battery standing groove, and battery standing groove inner wall swing joint has the battery body. This lithium cell that electric motor car is convenient for change is provided with heat-conducting plate and battery standing groove, multiunit battery body can be placed to the battery standing groove, the heat can be derived to the heat-conducting plate from the battery standing groove when charging or discharging, temperature probe can detect the temperature on heat-conducting plate surface, when the temperature on a certain set of heat-conducting plate is close the temperature at temperature alarm terminal, temperature alarm terminal will send the warning, the user can in time discover danger, thereby judge which group's battery has appeared the problem according to the temperature on the display panel fast, and in time eliminate the battery of existence problem, guarantee user's safety in utilization.

Description

Lithium battery convenient to replace for electric vehicle

Technical Field

The utility model relates to an electric motor car technical field specifically is a lithium cell that electric motor car is convenient for change.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.

Although the lithium battery in the electric vehicle in the prior art has an alarm function, a user cannot judge which group of batteries has a problem, and meanwhile, the lithium battery is short of the problem of protection right above, so that the lithium battery convenient to replace for the electric vehicle is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell that electric motor car is convenient for change to the lithium cell in the electric motor car that proposes in solving above-mentioned background possesses alarming function, but the unable judgement of user is which group battery has appeared the problem, lacks the problem of protection directly over to lithium cell itself simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium cell that electric motor car is convenient for change, includes the battery guard box, the spout has been seted up to battery guard box outer wall both sides, and spout inner wall swing joint has the heat-conducting plate, heat-conducting plate one end fixedly connected with battery standing groove, and battery standing groove inner wall swing joint has a battery body, battery standing groove inner wall fixedly connected with heat conduction piece, battery body upper end swing joint has the grip block, and grip block upper end fixedly connected with spring beam, the electrically conductive head of spring beam upper end fixedly connected with, temperature probe is installed to heat-conducting plate outer wall one side, and temperature probe is connected with display panel through the wire, display panel one side fixedly connected with frame, and the fan is installed to the frame both sides, temperature alarm terminal is installed to battery guard box.

Preferably, the battery placing groove is in an 8-shaped structure when viewed from above, and the battery placing groove are mutually attached.

Preferably, the battery body is movably connected with the heat conducting block, and the heat conducting plates are in one-to-one correspondence with the display panel.

Preferably, the clamping block is connected with the upper end of the battery body in a clamping mode, the inner wall of the conductive head is sleeved with the outer wall of the clamping block, and the clamping block and the conductive head form an elastic structure through a spring rod.

Preferably, the top end of the conductive head is movably connected with the bottom of the battery body, and the upper end of the conductive head is in a semicircular structure.

Preferably, the temperature alarm terminal is electrically connected with the temperature probe.

Compared with the prior art, the beneficial effects of the utility model are that: this lithium cell that electric motor car is convenient for change is provided with heat-conducting plate and battery standing groove, multiunit battery body can be placed to the battery standing groove, the heat can be derived to the heat-conducting plate from the battery standing groove when charging or discharging, temperature probe can detect the temperature on heat-conducting plate surface, when the temperature on a certain set of heat-conducting plate is close the temperature at temperature alarm terminal, temperature alarm terminal will send the warning, the user can in time discover danger, thereby judge which group's battery has appeared the problem according to the temperature on the display panel fast, and in time eliminate the battery of existence problem, guarantee user's safety in utilization.

The grip block can the centre gripping at the anodal of battery body, when every group battery standing groove was placed in the battery protection box superimposed mode, the bottom of battery body can contact the upper end of conductive head, make conductive head compress spring beam downwards, thereby undertake the heavy burden of top battery standing groove and battery body, good contact between the battery body has been guaranteed, prevent the condition that breaks off between the battery body, simultaneously when having the impact force directly over, the spring beam also can play certain cushioning effect, reduce the injury that the battery body received, the holistic security of device has been improved.

Drawings

Fig. 1 is a schematic view of the top view of the internal structure of the present invention;

FIG. 2 is a schematic diagram of a side view structure of the battery protection box of the present invention;

FIG. 3 is a schematic structural view of the outer frame and the display panel of the present invention;

fig. 4 is a schematic view of the structure of the clamping block and the conductive head of the present invention.

In the figure: 1. a battery protection box; 2. a chute; 3. a heat conducting plate; 4. a battery placement groove; 5. a battery body; 6. a heat conducting block; 7. a clamping block; 8. a spring lever; 9. a conductive head; 10. a temperature probe; 11. a display panel; 12. an outer frame; 13. a fan; 14. and (6) a temperature alarm terminal.

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. 1-4, the present invention provides a technical solution: a lithium battery convenient for replacement of an electric vehicle comprises a battery protection box 1, a chute 2, a heat conducting plate 3, a battery placing groove 4, a battery body 5, a heat conducting block 6, a clamping block 7, a spring rod 8, a conductive head 9, a temperature probe 10, a display panel 11, an outer frame 12, a fan 13 and a temperature alarm terminal 14, wherein the chute 2 is arranged on two sides of the outer wall of the battery protection box 1, the inner wall of the chute 2 is movably connected with the heat conducting plate 3, one end of the heat conducting plate 3 is fixedly connected with the battery placing groove 4, the inner wall of the battery placing groove 4 is movably connected with the battery body 5, the inner wall of the battery placing groove 4 is fixedly connected with the heat conducting block 6, the upper end of the battery body 5 is movably connected with the clamping block 7, the upper end of the clamping block 7 is fixedly connected with the spring rod 8, the upper end of the spring rod 8 is, one side of the display panel 11 is fixedly connected with an outer frame 12, two sides of the outer frame 12 are provided with fans 13, and one side of the outer wall of the battery protection box 1 is provided with a temperature alarm terminal 14.

Battery standing groove 4 overlooks and is "8" word column structure, and laminate each other between battery standing groove 4 and the battery standing groove 4, multiunit battery body 5 can be placed to battery standing groove 4, battery standing groove 4 adopts the copper material simultaneously, the battery is in the in-process of charging or discharging, the heat can be derived from battery standing groove 4 on the heat-conducting plate 3, thereby spread the heat to the air as far as possible, the top of battery guard box 1 is provided with the apron, the user need with battery standing groove 4 from battery guard box 1 upper end in the spout 2 that slides in, stack layer upon layer, thereby accomplish the holistic combination of device, need the laminating stagger between the battery standing groove 4 and put, just so can guarantee heat conductivity and stability between the battery standing groove 4.

Battery body 5 and the mutual swing joint of heat conduction piece 6, heat-conducting plate 3 and the mutual one-to-one of display panel 11, heat conduction piece 6 plays the effect fixed with the laminating of battery body 5, the purpose is in order to pour the heat of one row of battery body 5 into preferentially on the heat-conducting plate 3 of corresponding connection, temperature probe 10 can detect the temperature on heat-conducting plate 3 surface, show the temperature on display panel 11, the user can look over that it is that which row of battery body 5 appears overheated condition fast, in time find out and damage overheated battery.

Grip block

7 and 5 mutual centre gripping in upper end of battery body are connected, electrically conductive head 9 inner wall cup joints with grip block 7 outer wall each other, and grip block 7 constitutes elastic construction through spring beam 8 and electrically conductive head 9, grip block 7 can centre gripping at the positive pole of battery body 5, when every group battery standing groove 4 is placed in battery protection case 1 superpose mode, the bottom of battery body 5 can contact the upper end of electrically conductive head 9, make electrically conductive head 9 compress spring beam 8 downwards, thereby undertake the heavy burden of top battery standing groove 4 and battery body 5, good contact nature between the battery body 5 has been guaranteed, the condition of disconnection appears between the battery body 5 prevents, when there is the impact force above simultaneously, spring beam 8 also can play certain cushioning effect, reduce the injury that battery body 5 received.

The top end of the conductive head 9 is movably connected with the bottom of the battery body 5, the upper end of the conductive head 9 is of a semicircular structure, the upper end of the conductive head 9 is of a hemispherical structure and can better resist impact force, and meanwhile, the conductive head 9 also has conductive effect.

Temperature alarm terminal 14 and temperature probe 10 mutual electric connection, temperature alarm terminal 14 can play the effect that the temperature detected the warning, when the temperature on a certain set of heat-conducting plate 3 is close to temperature alarm terminal 14's temperature, temperature alarm terminal 14 will send the warning, the user can in time discover danger, thereby judge which group's battery has appeared the problem according to the temperature on the display panel 11 fast, and in time eliminate the battery that has the problem, guarantee user's safety in utilization, temperature probe 10's model is TS 200.

The working principle is as follows: for the lithium battery convenient for replacing the electric vehicle, firstly, a plurality of groups of battery bodies 5 can be placed in the battery placing groove 4, meanwhile, the battery placing groove 4 is made of copper materials, heat can be led out from the battery placing groove 4 to the heat conducting plate 3 in the process of charging or discharging the battery, so that the heat can be diffused into the air as much as possible, a cover plate is arranged at the top of the battery protecting box 1, a user needs to slide the battery placing groove 4 into the sliding groove 2 from the upper end of the battery protecting box 1 and superpose the battery placing groove layer by layer, so that the whole combination of the device is completed, the battery placing grooves 4 need to be laminated and staggered to be placed, the heat conductivity and the stability between the battery placing grooves 4 can be ensured, the heat conducting block 6 has the effect of being laminated and fixed with the battery bodies 5, and aims to preferentially pour the heat of one row of the battery, the temperature probe 10 can detect the temperature on the surface of the heat conducting plate 3, the temperature is displayed on the display panel 11, a user can quickly find out which row of battery bodies 5 are overheated, and find out the damaged overheated battery in time, the clamping block 7 can be clamped at the anode of the battery bodies 5, when each group of battery placing grooves 4 are placed in the battery protection box 1 in a superposition mode, the bottom of the battery bodies 5 can contact the upper end of the conductive head 9, so that the conductive head 9 downwards compresses the spring rod 8, the load of the battery placing grooves 4 and the battery bodies 5 above is borne, good contact between the battery bodies 5 is ensured, the disconnection between the battery bodies 5 is prevented, meanwhile, when the impact force exists above, the spring rod 8 can also play a certain buffering role, the damage to the battery bodies 5 is reduced, the upper end of the spring head 9 can better resist the impact force in a hemispherical state structure, conductive head 9 has also taken into account electrically conductive effect simultaneously, temperature alarm terminal 14 can play the effect that the temperature detected the warning, when the temperature on a certain set of heat-conducting plate 3 is close to temperature alarm terminal 14's temperature, temperature alarm terminal 14 will send the warning, the user can in time discover danger, thereby judge which group's battery has appeared the problem according to the temperature on display panel 11 fast, and in time eliminate the battery that has the problem, guarantee user's safety in utilization, just so accomplish the use of the lithium cell that whole electric motor car is convenient for to change.

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 a lithium cell that electric motor car is convenient for change, includes battery protection case (1), its characterized in that: the battery protection box is characterized in that sliding grooves (2) are formed in two sides of the outer wall of the battery protection box (1), a heat conduction plate (3) is movably connected to the inner wall of each sliding groove (2), a battery placing groove (4) is fixedly connected to one end of each heat conduction plate (3), a battery body (5) is movably connected to the inner wall of each battery placing groove (4), a heat conduction block (6) is fixedly connected to the inner wall of each battery placing groove (4), a clamping block (7) is movably connected to the upper end of each battery body (5), a spring rod (8) is fixedly connected to the upper end of each clamping block (7), a conductive head (9) is fixedly connected to the upper end of each spring rod (8), a temperature probe (10) is installed on one side of the outer wall of each heat conduction plate (3), the temperature probe (10) is connected with a display panel (11) through, and a temperature alarm terminal (14) is installed on one side of the outer wall of the battery protection box (1).

2. The lithium battery convenient for replacement of an electric vehicle as claimed in claim 1, wherein: the battery placing groove (4) is in an 8-shaped structure in a overlooking mode, and the battery placing groove (4) are mutually attached.

3. The lithium battery convenient for replacement of an electric vehicle as claimed in claim 1, wherein: the battery body (5) is movably connected with the heat conducting block (6), and the heat conducting plates (3) are in one-to-one correspondence with the display panels (11).

4. The lithium battery convenient for replacement of an electric vehicle as claimed in claim 1, wherein: the clamping block (7) is connected with the upper end of the battery body (5) in a clamping mode, the inner wall of the conductive head (9) is sleeved with the outer wall of the clamping block (7), and the clamping block (7) and the conductive head (9) form an elastic structure through the spring rod (8).

5. The lithium battery convenient for replacement of an electric vehicle as claimed in claim 1, wherein: the top end of the conductive head (9) is movably connected with the bottom of the battery body (5), and the upper end of the conductive head (9) is of a semicircular structure.

6. The lithium battery convenient for replacement of an electric vehicle as claimed in claim 1, wherein: the temperature alarm terminal (14) is electrically connected with the temperature probe (10).