CN112787032B

CN112787032B - Lithium battery box

Info

Publication number: CN112787032B
Application number: CN202110033043.XA
Authority: CN
Inventors: 刘恒
Original assignee: Jiangsu Kenaier New Energy Technology Co ltd
Current assignee: Jiangsu Kenaier New Energy Technology Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2022-09-20
Anticipated expiration: 2041-01-11
Also published as: CN112787032A

Abstract

The invention discloses a lithium battery box, comprising a lower mounting seat, an upper mounting seat is arranged above the lower mounting seat; an upper mounting frame is arranged at the bottom of the upper mounting seat, and a lower mounting seat is arranged at the top of the lower mounting seat Installation frame, the bottom of the upper installation frame is in contact with the top of the lower installation frame, and a lithium battery body is arranged between the upper installation frame and the lower installation frame; the inner center of the upper installation seat is provided with a square port I, so The inside of the square mouth I is provided with a heat sink I, the lower part of the heat sink I is in contact with a plurality of heat-conducting fins, and the plurality of heat-conducting fins are evenly distributed between the inner walls on both sides of the square mouth I; the inner center of the lower mounting seat is A square port II is provided, and the interior of the square port II is also distributed with a plurality of thermally conductive sheets. One side of the square port II is provided with a sealing cover, and the sealing cover is movably arranged at the bottom of the lower mounting seat; the sealing A rotating shaft is connected to the bottom center of the cover. The present invention has high heat dissipation performance and is easy to adjust the installation angle.

Description

Lithium battery box

Technical Field

The invention relates to the technical field of lithium batteries, in particular to a lithium battery box.

Background

The lithium battery has high energy density and high average output voltage. Excellent cycle performance, rapid charge and discharge, high charging efficiency up to 100%, and high output power. The service life is long. The lithium battery is an ideal energy carrier for development in the 21 st century because of high working voltage, small volume, light weight, high energy, no memory effect, no pollution, small self-discharge and long cycle life. Contains no toxic and harmful substances, and is called green battery. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. Rechargeable lithium metal batteries were born in 1996, and had better safety, specific capacity, self-discharge rate and cost performance than lithium ion batteries.

The lithium battery box needs to dissipate heat in time due to long working time and large amount of heat generated by the lithium battery box, and the existing heat dissipation mode of the lithium battery box only dissipates heat through a fan and the like, so that the heat dissipation effect is poor, and circuit faults caused by overhigh internal temperature of the lithium battery box are easy to cause; meanwhile, the installation angle of the existing lithium battery box is inconvenient to adjust, so that the lithium battery box is inconvenient to adapt to the matching of external charging power supply equipment and required power supply equipment.

Disclosure of Invention

The invention aims to provide a lithium battery box, which is convenient for carrying out efficient heat dissipation on a lithium battery and adjusting the installation angle of the lithium battery.

In order to solve the technical problems, the invention provides the following technical scheme: a lithium battery box comprises a lower mounting seat, wherein an upper mounting seat is arranged above the lower mounting seat; an upper mounting frame is arranged at the bottom of the upper mounting seat, a lower mounting frame is arranged at the top of the lower mounting seat, the bottom of the upper mounting frame is in contact with the top of the lower mounting frame, and a lithium battery body is arranged between the upper mounting frame and the lower mounting frame; the inner center of the upper mounting seat is provided with a square opening I, a radiating fin I is arranged inside the square opening I, the lower part of the radiating fin I is contacted with a plurality of heat conducting fins, and the plurality of heat conducting fins are uniformly distributed between the inner walls of the two sides of the square opening I; a square opening II is formed in the center of the inner part of the lower mounting seat, a plurality of heat conducting fins are uniformly distributed in the square opening II, a sealing cover is arranged on one side of the square opening II, and the sealing cover is movably arranged at the bottom of the lower mounting seat; the center of the bottom of the sealing cover is connected with a rotating shaft, a plurality of radiating fins II are uniformly distributed on the circumference of the sealing cover, and all the radiating fins II are in contact with all the heat conducting fins in the square opening II; the bottom end of the rotating shaft is rotatably arranged on a support frame, the bottom of the support frame is provided with a support ring, a plurality of L-shaped rods are uniformly distributed on the outer circumference of the support ring, and the tops of the L-shaped rods are jointly connected with a lower cylinder; an upper cylinder is arranged above the lower cylinder, and a plurality of connecting columns II are connected between the upper cylinder and the lower cylinder; and an angle fixing mechanism is arranged on the upper mounting seat.

Furthermore, the conducting strip is a wavy metal sheet, and a plurality of radiating holes are uniformly distributed in the conducting strip.

Furthermore, a plurality of exhaust holes I are formed in the upper mounting seat, and each exhaust hole I penetrates through the upper mounting seat and is communicated with the square opening I; and a plurality of exhaust holes II are formed in the lower mounting seat, and each exhaust hole II penetrates through the lower mounting seat and is communicated with the square opening II.

Further, install fan bracket on the mount pad down, the last radiator fan that installs of fan bracket, radiator fan is located one side of lithium cell body.

Furthermore, the angle fixing mechanism comprises connecting columns I which are uniformly distributed on the top of the upper cylinder in the circumferential direction, a circular plate I is arranged on the top of each connecting column I, a circular plate II is arranged inside each circular plate I, and a plurality of U-shaped rods are connected between each circular plate I and each circular plate II; be equipped with a double-screw bolt in the clearance between ring board I and the ring board II, the double-screw bolt bottom mounting is at the top of last mount pad, the outside cover of double-screw bolt is equipped with the fastening nut rather than the adaptation, fastening nut's bottom and the top contact of ring board I and ring board II.

Furthermore, circular ring board I and II coaxial lines of circular ring board, and pass through screw swing joint between circular ring board I and each spliced pole I respectively.

Further, an input port and an output port are arranged on one side, away from the fan, of the lithium battery body.

Further, the top of mount pad is fixed with two support columns down, the top and the last mount pad bottom contact of support column, pass through screw swing joint between support column and the last mount pad.

Further, a plurality of mounting panels of circumference equipartition on the outer wall of support ring, the inside of mounting panel is equipped with the mounting hole.

Compared with the prior art, the invention has the following beneficial effects:

1. the lithium battery body is convenient to mount and fix through the upper mounting seat, the lower mounting seat, the upper mounting frame and the lower mounting frame;

2. the lithium battery box is convenient to efficiently radiate heat by being provided with the plurality of heat conducting fins which are matched with the radiating fins I and the radiating fins II;

3. through being equipped with pivot and angle fixed establishment, be convenient for to the adjustment and the fixed of lithium cell body installation angle, be convenient for adapt to and the cooperation of outside charging source equipment and required power supply unit.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the heat dissipation fan of the present invention;

FIG. 3 is a schematic view of the installation of the heat conductive sheet of the present invention;

FIG. 4 is a schematic view of a lithium battery cell body of the present invention installed;

FIG. 5 is a schematic view of the spindle mounting of the present invention;

FIG. 6 is a schematic view of the upper mount configuration of the present invention;

FIG. 7 is a schematic view of the lower mount configuration of the present invention;

in the figure: 1. a support ring; 11. an L-shaped rod; 12. mounting a plate; 121. mounting holes; 2. an upper mounting seat; 21. a square opening I; 211. a heat radiating fin I; 22. an exhaust hole I; 23. mounting a frame; 3. a lower mounting seat; 31. a lower mounting frame; 32. a fan bracket; 321. a heat radiation fan; 33. a support pillar; 34. an exhaust hole II; 35. a square opening II; 36. a sealing cover; 361. a heat radiating fin II; 362. a rotating shaft; 4. an upper cylinder; 5. a lower cylinder; 6. an angle fixing mechanism; 61. connecting a column I; 62. a circular plate I; 63. a U-shaped rod; 64. a circular ring plate II; 65. a stud; 66. fastening a nut; 7. connecting a column II; 8. a heat conductive sheet; 81. heat dissipation holes; 9. a support frame; 10. lithium cell body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: a lithium battery box comprises a lower mounting base 3, wherein an upper mounting base 2 is arranged above the lower mounting base 3; an upper mounting frame 23 is arranged at the bottom of the upper mounting seat 2, a lower mounting frame 31 is arranged at the top of the lower mounting seat 3, the bottom of the upper mounting frame 23 is in contact with the top of the lower mounting frame 31, a lithium battery body 10 is arranged between the upper mounting frame 23 and the lower mounting frame 31, and the upper mounting frame 23 and the lower mounting frame 31 are used for clamping and fixing the lithium battery body; the upper mounting frame 23 is fixedly connected with the upper mounting base 2 through screws, and the lower mounting frame 31 is fixedly connected with the lower mounting base 3 through screws; the inner center of the upper mounting seat 2 is provided with a square opening I21, a radiating fin I211 is arranged inside the square opening I21, the radiating fin I211 is embedded inside the square opening I21, the lower part of the radiating fin I211 is contacted with a plurality of heat conducting fins 8, and the plurality of heat conducting fins 8 are uniformly distributed between the inner walls of the two sides of the square opening I21; a square opening II 35 is formed in the center of the inner part of the lower mounting seat 3, a plurality of heat conducting fins 8 are uniformly distributed in the square opening II 35, a sealing cover 36 is arranged on one side of the square opening II 35, the sealing cover 36 is movably arranged at the bottom of the lower mounting seat 3, and the sealing cover 36 and the lower mounting seat 3 are fixedly connected through screws; the center of the bottom of the sealing cover 36 is fixedly connected with a rotating shaft 362, a plurality of radiating fins II 361 are uniformly distributed on the circumference of the sealing cover 36, the radiating fins II 361 are respectively embedded in the sealing cover 36, and the number of the radiating fins II 361 is 3-4; each cooling fin II 361 is in contact with each heat conducting fin 8 inside the square opening II 35; the bottom end of the rotating shaft 362 is rotatably arranged on a support frame 9, the support frame 9 is of a cross structure, the bottom of the support frame 9 is provided with a support ring 1, the support frame 9 is connected with the support ring 1 through screws, a plurality of L-shaped rods 11 are uniformly distributed on the outer circumference of the support ring 1, and the tops of the L-shaped rods 11 are jointly connected with a lower cylinder 5; an upper cylinder 4 is arranged above the lower cylinder 5, and a plurality of connecting columns II 7 are connected between the upper cylinder 4 and the lower cylinder 5; an angle fixing mechanism 6 is arranged on the upper mounting seat 2.

The conducting strip 8 is wave foil, a plurality of louvres 81 of last equipartition of conducting strip 8, conducting strip 8 adopts the metal that the thermal conductivity is good to make, can adopt copper sheet or aluminum sheet etc. for heat around the conduction lithium cell body 10, conducting strip 8 adopts the wave structure simultaneously, be convenient for increase hot-air's contact, thereby help and mention the heat-conduction to lithium cell body 10, louvre 81 set up the circulation that is used for the air current, make things convenient for each conducting strip 8 to absorb conduction heat.

A plurality of exhaust holes I22 are formed in the upper mounting seat 2, and each exhaust hole I22 penetrates through the upper mounting seat 2 and is communicated with the square opening I; lower mount pad 3 is inside to be equipped with a plurality of exhaust holes II 34, and each exhaust hole II 34 runs through mount pad 3 down respectively and communicates with each other with square mouthful II 35, and exhaust hole I22 and exhaust hole II 34 are located respectively between two adjacent conducting strips 8, through exhaust hole I22 and exhaust hole II 34, are convenient for square mouthful I21 and the discharge of the heat of square mouthful II 35 internal accumulation. The vent I22 is positioned above the upper cylinder 4, and the vent II 34 is positioned below the lower cylinder 5, so that the gas in the vent I22 and the vent II 34 can conveniently circulate.

Install fan bracket 32 on lower mount pad 3, install radiator fan 321 on the fan bracket 32, radiator fan 321 is located one side of lithium cell 10, radiator fan 321 is used for accelerating the flow of gas around lithium cell 10, and radiator fan 321 is just to conducting strip 8, radiator fan 321 blows to conducting strip 8, be convenient for guide air current through each conducting strip 8 through a plurality of louvres 81 on the fin, thereby help absorbing and conducting heat to conducting strip 8.

The angle fixing mechanism 6 comprises connecting columns I61 which are uniformly distributed at the top of the upper cylinder 4 in the circumferential direction, a circular plate I62 is arranged at the top of each connecting column I61, a circular plate II 64 is arranged inside the circular plate I62, and a plurality of U-shaped rods 63 are connected between the circular plate I62 and the circular plate II 64; a stud 65 is arranged in a gap between the circular ring plate I62 and the circular ring plate II 64, the bottom end of the stud 65 is fixed to the top of the upper mounting seat 2, a fastening nut 66 matched with the stud 65 is sleeved outside the stud 65, the bottom of the fastening nut 66 is in contact with the tops of the circular ring plate I62 and the circular ring plate II 64, and a handle is fixed to one side of the top of the upper mounting seat 2, so that the upper mounting seat 2, the lower mounting seat 3, the lithium battery body 10 and the like can be pushed to integrally rotate; angle fixed establishment 6 is used for the fixed to lithium cell 10 installation angle, through screwing out fastening nut 66, the push pull rod, it is rotatory to drive mount pad 2 under the effect of pivot 362, thereby drive down mount pad 3, go up installing frame 23, lower installing frame 31 and lithium cell 10 are rotatory, and then realize the angle modulation to lithium cell 10, be convenient for adapt to and the cooperation of outside charging source equipment and required power supply unit, after angle adjustment is suitable, through on screw in double-screw bolt 65 again with fastening nut 66, and make the bottom of nut support ring board I62 and ring board II 64 top, thereby accomplish the fixed to the angle.

The circular ring plate I62 and the circular ring plate II 64 are coaxial, and the axis of the circular ring I passes through the centers of the upper mounting seat 2 and the lower mounting seat 3, so that a gap formed between the circular ring plate I62 and the circular ring plate II 64 is of a circular groove structure, and when the upper mounting seat 2 is adjusted to rotate, the stud 65 is always positioned in the circular groove; through screw swing joint, through the screw connected mode, the installation of the I62 of ring board of being convenient for is dismantled between I62 of ring board and each spliced pole I61 respectively.

Lithium battery body 10 keeps away from fan one side and is equipped with input port and delivery outlet, and input port and delivery outlet are used for the electricity input and the output of this lithium battery body 10 respectively, and delivery outlet and input port are located between drum 4 and the lower drum 5, are convenient for lithium battery body 10 charge and to external equipment's power supply.

Two supporting columns 33 are fixed at the top of the lower mounting seat 3, the top of each supporting column 33 is in contact with the bottom of the upper mounting seat 2, and the supporting columns 33 are movably connected with the upper mounting seat 2 through screws, so that the upper mounting seat 2 can be detachably mounted on the two supporting columns 33, and the upper mounting seat 2 can be conveniently mounted and dismounted.

A plurality of mounting plates 12 are uniformly distributed on the outer wall of the support ring 1 in the circumferential direction, the mounting plates 12 are fixedly connected to the outer wall of the support ring 1, the number of the mounting plates is 3-4, mounting holes 121 are formed in the mounting plates 12, the mounting plates 12 are convenient to mount and fix due to the arrangement of the mounting holes 121, and therefore the whole lithium battery box is convenient to mount and fix.

The working principle is as follows: when the lithium battery works, the heat generated by the lithium battery heats the surrounding air, because the square opening I21 and the square opening II 35 are respectively and uniformly distributed with a plurality of heat conducting sheets 8, the heat conducting sheets 8 absorb the heat in high-temperature gas and conduct the heat to the heat radiating fins I211 and a plurality of heat radiating fins II 361, because the heat conducting sheets 8 are of wave structures, the contact with hot air is convenient to increase, thereby the heat conduction effect is convenient to increase, simultaneously, the heat radiating fan 321 works and constantly accelerates the air flow, moreover, the heat radiating fan 321 blows to the heat conducting sheets 8, and the heat conducting sheets 8 are uniformly distributed with heat radiating holes 81, thereby accelerating the air flow between the heat radiating sheets, further improving the heat absorption and transmission of the heat conducting sheets 8, simultaneously, because the exhaust holes I22 and the exhaust holes II 34 are respectively arranged between the two adjacent heat conducting sheets 8, the exhaust holes I22 and the exhaust holes II 34 are beneficial to the exhaust of hot air flow between the heat conducting sheets 8 under the acceleration of the heat radiating fan 321, the heat radiating fins I211 and the heat radiating fins II 361 remove heat to the surrounding air, so that the lithium battery body 10 is efficiently radiated; this lithium battery box installation angle is convenient for adjust simultaneously, when fixing the back with whole device through mounting panel 12, through screwing out fastening nut 66, the push rod, it is rotatory to drive mount pad 2 under the effect of pivot 362, thereby drive mount pad 3 down, go up installing frame 23, lower installing frame 31 and lithium cell body 10 are rotatory, and then realize the angle modulation to lithium cell body 10, be convenient for adapt to and the cooperation of outside charging source equipment and required power supply unit, after angle modulation is suitable, through on screwing in double-screw bolt 65 again with fastening nut 66, and make fastening nut 66's bottom support ring board I62 and ring board II 64 top, thereby accomplish the fixed to the angle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lithium battery box, characterized in that: it comprises a lower mounting seat, an upper mounting seat is provided above the lower mounting seat; an upper mounting frame is provided at the bottom of the upper mounting seat, and a top of the lower mounting seat is provided with an upper mounting frame. There is a lower installation frame, the bottom of the upper installation frame is in contact with the top of the lower installation frame, and a lithium battery body is arranged between the upper installation frame and the lower installation frame; the inner center of the upper installation seat is provided with a square port I , There is a heat sink I inside the square mouth I, and the lower part of the heat sink I is in contact with a plurality of heat conduction fins, and the plurality of heat conduction fins are evenly distributed between the inner walls on both sides of the square mouth I; The inner center is provided with a square port II, the interior of the square port II is also evenly distributed with a plurality of thermally conductive sheets, one side of the square port II is provided with a sealing cover, and the sealing cover is movably arranged at the bottom of the lower mounting seat; The bottom center of the sealing cover is connected with a rotating shaft, and a plurality of radiating fins II are evenly distributed on the circumference of the sealing cover, and each radiating fin II is in contact with each heat conducting fin inside the square mouth II; On the support frame, a support ring is arranged at the bottom of the support frame, the outer circumference of the support ring is evenly distributed with a plurality of L-shaped rods, and the tops of the plurality of L-shaped rods are jointly connected with a lower cylinder; the upper part of the lower cylinder is There is an upper cylinder, and a plurality of connecting columns II are connected between the upper cylinder and the lower cylinder; the upper mounting seat is provided with an angle fixing mechanism;

The angle fixing mechanism includes connecting columns I circumferentially evenly distributed on the top of the upper cylinder, a circular ring plate I is provided on the top of each connecting column I, and a circular ring plate II is arranged inside the circular ring plate I. A plurality of U-shaped rods are connected between the ring plate I and the ring plate II; a stud is arranged in the gap between the ring plate I and the ring plate II, and the bottom end of the stud is fixed on the upper The top of the seat, the outer portion of the stud is sleeved with a tightening nut adapted to it, and the bottom of the tightening nut is in contact with the tops of the annular plate I and the annular plate II.

2 . The lithium battery box according to claim 1 , wherein the heat-conducting sheet is a corrugated metal sheet, and a plurality of heat dissipation holes are evenly distributed on the heat-conducting sheet. 3 .

3. A lithium battery box according to claim 2, characterized in that: the upper mounting seat is provided with a plurality of exhaust holes I, and each exhaust hole I respectively penetrates the upper mounting seat and is connected to the square port I. The lower mounting seat is internally provided with a plurality of exhaust holes II, and each exhaust hole II respectively penetrates the lower mounting seat and communicates with the square port II.

4 . The lithium battery box according to claim 1 , wherein a fan bracket is installed on the lower mounting seat, a cooling fan is installed on the fan bracket, and the cooling fan is located on a side of the lithium battery body. 5 . side.

5 . The lithium battery box according to claim 1 , wherein the annular plate I and the annular plate II are coaxial, and the annular plate I and each connecting column I are movably connected by screws respectively. 6 . .

6 . The lithium battery box according to claim 1 , wherein the lithium battery body is provided with an input port and an output port on the side away from the fan. 7 .

7 . The lithium battery box according to claim 1 , wherein two supporting columns are fixed on the top of the lower mounting seat, the top of the supporting column is in contact with the bottom of the upper mounting seat, and the supporting column is connected to the bottom of the upper mounting seat. 8 . The upper mounts are movably connected by screws.

8 . The lithium battery box according to claim 1 , wherein a plurality of mounting plates are evenly distributed around the outer wall of the support ring, and mounting holes are provided inside the mounting plates. 9 .