CN214378587U - Novel battery pack structure of energy storage box - Google Patents

Novel battery pack structure of energy storage box Download PDF

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Publication number
CN214378587U
CN214378587U CN202120442907.9U CN202120442907U CN214378587U CN 214378587 U CN214378587 U CN 214378587U CN 202120442907 U CN202120442907 U CN 202120442907U CN 214378587 U CN214378587 U CN 214378587U
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China
Prior art keywords
battery
shell
energy storage
storage box
battery pack
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CN202120442907.9U
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Chinese (zh)
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黄丹
刘立强
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Dazhou Tianbao Jinhu Electronic Co Ltd
Huizhou Tianbao Chuang Neng Technology Co ltd
Ten Pao Electronics Huizhou Co Ltd
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Dazhou Tianbao Jinhu Electronic Co Ltd
Huizhou Tianbao Chuang Neng Technology Co ltd
Ten Pao Electronics Huizhou Co Ltd
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Application filed by Dazhou Tianbao Jinhu Electronic Co Ltd, Huizhou Tianbao Chuang Neng Technology Co ltd, Ten Pao Electronics Huizhou Co Ltd filed Critical Dazhou Tianbao Jinhu Electronic Co Ltd
Priority to CN202120442907.9U priority Critical patent/CN214378587U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

The utility model relates to a novel battery pack structure of energy storage box, including the battery epitheca, the battery inferior valve, locate the battery epitheca, the inside multisection rechargeable battery of battery inferior valve, locate a plurality of last conducting strips of rechargeable battery tip respectively, a plurality of conducting strips down, locate a plurality of last insulating pieces above a plurality of last conducting strips and the battery epitheca, locate a plurality of lower insulating pieces below a plurality of lower conducting strips and below the battery inferior valve, during the honeycomb slotted hole of rechargeable battery's upper end embedding battery epitheca, during rechargeable battery's lower extreme embedding battery inferior valve's honeycomb slotted hole, the battery epitheca, it is fixed through the fastener after the battery inferior valve closes to disturb. The end parts of the connecting ends of the upper conducting strip, the lower conducting strip and the rechargeable battery are provided with protection mechanisms for preventing overcharge and overdischarge of the rechargeable battery from occurring and protecting the battery pack. The battery pack is provided with the fan capable of automatically sensing the temperature, the temperature is high, the rotating speed of the fan is high, and the heat dissipation effect is good.

Description

Novel battery pack structure of energy storage box
Technical Field
The utility model relates to an energy storage box makes the field, especially relates to a novel group battery structure of energy storage box.
Background
The energy storage box product is internally provided with hundreds of Wh of electric quantity, the electric quantity is stored in a power type lithium ion battery, the energy storage box product generally comprises a DC/AC inverter circuit and an AC/DC and USB output interface, and the energy storage box product can be used for charging digital equipment such as a notebook computer, a tablet computer and a mobile phone. The energy storage box product is internally provided with a battery pack and a battery management assembly.
However, the battery pack of the conventional energy storage tank has the following problems:
(1) the battery pack is not provided with a fan, so that the heat dissipation effect is poor;
(2) the battery pack is connected to the battery management board through a lead, and faults are easily caused by heating or poor welding;
(3) the connection nickel sheet of the battery has no design for preventing overcharge and over discharge, and the battery is not protected.
In view of the above disadvantages, we invented a novel battery pack structure of an energy storage box.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an invention aim at solving the group battery of current energy storage box, there is the group battery not to take the fan, and the radiating effect is relatively poor, and the group battery is connected to the battery management board with the wire, easily because of generating heat or weld the fault that leads to badly, and the connection nickel piece of battery does not prevent the overcharge and discharge design, and the battery does not obtain the problem of protection. The concrete solution is as follows:
the utility model provides a novel battery pack structure of energy storage box, includes battery epitheca, battery inferior valve, locates the inside multisection rechargeable battery of battery epitheca, battery inferior valve, locates a plurality of conducting strips, a plurality of lower conducting strip of rechargeable battery tip respectively, locates a plurality of last insulating pieces above a plurality of conducting strips and above the battery epitheca, locates a plurality of lower insulating pieces below a plurality of lower conducting strips and below the battery inferior valve, in the honeycomb slotted hole of rechargeable battery's upper end embedding battery epitheca, among rechargeable battery's lower extreme embedding battery inferior valve, it is fixed through the fastener after battery epitheca, battery inferior valve close disturb. And the end parts of the connecting ends of the upper conducting strip, the lower conducting strip and the rechargeable battery are provided with protection mechanisms for preventing the occurrence of overcharge and overdischarge of the rechargeable battery and protecting the battery pack.
Furthermore, an inverter board assembly is arranged on an upper insulation sheet of the upper battery shell and is installed on a positioning block and a screw column at the top of the upper battery shell.
Further, the battery management plate assembly is arranged on the front sides of the upper battery shell and the lower battery shell and is installed in screw holes in the front sides of the upper battery shell and the lower battery shell through fasteners.
Furthermore, a plurality of ventilation cavities which are communicated up and down are arranged in the interval between the holes of the honeycomb slotted hole and the holes and are used for discharging heat generated by the rechargeable battery.
Furthermore, a large heat dissipation space is arranged between the honeycomb groove hole of the upper battery shell and the honeycomb groove hole of the lower battery shell, surrounds the periphery of the rechargeable battery and is communicated with the ventilation cavity, and therefore the heat dissipation effect is improved.
Furthermore, the left ends of the upper battery shell and the lower battery shell are provided with air inlets, and the right ends of the upper battery shell and the lower battery shell are provided with air outlets.
Further, a first fan is arranged on the outer side of the air outlet and used for discharging heat inside the battery pack.
Further, a second fan is arranged on the upper side of the first fan and used for discharging heat generated by the inverter board assembly and the battery management board assembly.
Furthermore, a plurality of conductive pins extend outwards from the front sides of the upper conductive plate and the lower conductive plate, and the conductive pins are directly inserted into pin welding holes of the PCB of the battery management board assembly and are welded and fixed.
Furthermore, the protection mechanism comprises a plurality of downward bent electrode plates arranged on the upper conducting plate and a plurality of upward bent electrode plates arranged on the lower conducting plate, each electrode plate is set to be a forked bipolar plate, one end of each bipolar plate is lifted and suspended, a small hole is formed in the other end of each bipolar plate, the connection position of each bipolar plate and the upper conducting plate or the lower conducting plate is narrowed, and the bipolar plates are automatically disconnected when the current is too large.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the utility model provides a current energy storage box's group battery, there is the group battery not to take the fan, the radiating effect is relatively poor, on the group battery is connected to the battery management board with the wire, because of generating heat or weld harmfully lead to the trouble easily, the connection nickel piece of battery does not prevent the overcharge and discharge design, and the battery does not obtain the problem of protection. The scheme has the following advantages:
(1) the battery pack is provided with the fan capable of automatically sensing the temperature, the temperature is high, the rotating speed of the fan is high, and the heat dissipation effect is good.
(2) The battery pack is formed by connecting batteries 6 in series and 6 in parallel in an array mode, so that the batteries in series and parallel can be directly welded on a battery management board through conducting strips without being connected through wires, and the reliability of the battery pack is improved;
(3) the design of preventing overcharge and overdischarge of the battery is added on the conducting strip of the battery, the end part of the conducting strip is split into two sides, the root part of the conducting strip is provided with small holes, and the conducting strip is automatically disconnected when the current is too large, so that the battery is protected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed to be used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.
Fig. 1 is a structural diagram of a battery pack of a novel energy storage box of the invention;
fig. 2 is an exploded view of the battery pack of the novel energy storage box of the present invention;
fig. 3 is a left side view of the battery pack of the novel energy storage box of the present invention;
fig. 4 is a right side view of the battery pack of the novel energy storage box of the present invention;
fig. 5 is an enlarged view of region a in fig. 2.
Description of reference numerals:
10-battery upper case, 11-positioning block, 12-honeycomb slot hole, 13-fastener, 14-double pole piece, 15-small hole, 16-ventilation cavity, 17-heat dissipation space, 18-air inlet, 19-air outlet, 20-battery lower case, 30-rechargeable battery, 40-upper conducting strip, 41-conducting pin, 50-lower conducting strip, 60-upper insulating strip, 70-lower insulating strip, 80-inverter board component, 90-battery management board component, 91-pin welding hole, 100-first fan,
101-second fan.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 5, a battery pack structure of a novel energy storage box includes a battery upper case 10, a battery lower case 20, a plurality of rechargeable batteries 30 disposed inside the battery upper case 10 and the battery lower case 20, a plurality of upper conductive sheets 40 and a plurality of lower conductive sheets 50 respectively disposed at ends of the rechargeable batteries 30 (which refer to positive terminals and negative terminals of the rechargeable batteries 30), a plurality of upper insulating sheets 60 disposed above the plurality of upper conductive sheets 40 and above the battery upper case 10, a plurality of lower insulating sheets 70 disposed below the plurality of lower conductive sheets 50 and below the battery lower case 20, an upper end of the rechargeable battery 30 is embedded into a honeycomb slot 12 of the battery upper case 10, a lower end of the rechargeable battery 30 is embedded into the honeycomb slot 12 of the battery lower case 20, and the battery upper case 10 and the battery lower case 20 are fixed by fasteners 13 (e.g., screws) after being assembled. The end of the connection end of the upper conductive sheet 40, the lower conductive sheet 50 and the rechargeable battery 30 is provided with a protection mechanism for preventing overcharge and overdischarge of the rechargeable battery 30 and protecting the battery pack.
The protection mechanism comprises a plurality of downward bent electrode plates arranged on the upper conducting plate 40 and a plurality of upward bent electrode plates arranged on the lower conducting plate 50, each electrode plate is a forked bipolar plate 14, one end of each bipolar plate 14 is lifted and suspended, a small hole 15 is formed in the other end of each bipolar plate 14, the connection position of each bipolar plate 14 and the upper conducting plate 40 or the lower conducting plate 50 is narrowed, and the bipolar plates 14 are automatically (fused) to be disconnected when the current is too large.
Further, an inverter board assembly 80 is disposed on the upper insulating sheet 60 of the upper battery case 10, and the inverter board assembly 80 is mounted on the positioning block 11 and the screw post at the top of the upper battery case 10 (by the fastening member 13).
Further, a battery management board assembly 90 is disposed at the front side of the upper battery case 10 and the lower battery case 20, and the battery management board assembly 90 is mounted in the case front screw holes of the upper battery case 10 and the lower battery case 20 by fasteners (not shown).
Further, a plurality of ventilation cavities 16 penetrating up and down are formed in the interval between the holes of the honeycomb groove hole 12 for discharging heat generated from the rechargeable battery 30.
Furthermore, a large heat dissipation space 17 is provided between the honeycomb groove hole 12 of the upper battery case 10 and the honeycomb groove hole 12 of the lower battery case 20, and the heat dissipation space 17 surrounds the periphery of the rechargeable battery 30 and is communicated with the ventilation cavity 16, thereby improving the heat dissipation effect.
Further, the left ends of the upper battery case 10 and the lower battery case 20 are provided with air inlets 18, and the right ends of the upper battery case 10 and the lower battery case 20 are provided with air outlets 19.
Further, a first fan 100 is provided outside the air outlet 19 for discharging heat inside the battery pack.
Further, a second fan 101 for discharging heat generated from the inverter board assembly 80 and the battery management board assembly 90 is provided at an upper side of the first fan 100. The first fan 100 is electrically connected to a temperature controller (not shown) disposed inside the battery pack, and the second fan 101 is electrically connected to a temperature controller (not shown) disposed in the energy storage box. When the temperature is high, the thermostat makes the fans (including the first fan 100 and the second fan 101) rotate quickly.
Further, the front sides of the upper and lower conductive sheets 40 and 50 extend outward to form a plurality of conductive pins 41, and the conductive pins 41 are directly inserted into the pin soldering holes 91 (the pin soldering holes 91 include pin holes and pads around the pin holes) of the PCB of the battery management board assembly 90 and are soldered and fixed.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the utility model provides a current energy storage box's group battery, there is the group battery not to take the fan, the radiating effect is relatively poor, on the group battery is connected to the battery management board with the wire, because of generating heat or weld harmfully lead to the trouble easily, the connection nickel piece of battery does not prevent the overcharge and discharge design, and the battery does not obtain the problem of protection. The scheme has the following advantages:
(1) the battery pack is provided with fans (comprising a first fan 100 and a second fan 101) which can automatically sense the temperature (through a temperature controller), the temperature is high, the rotating speed of the fans is high, and the heat dissipation effect is good.
(2) The battery pack is formed by connecting batteries 6 in series and 6 in parallel in an array mode, so that the batteries (namely the rechargeable batteries 30) can be directly welded to a battery management board (namely the battery management board assembly 90) in series and parallel through the conducting strips (comprising the conducting pins 41 of the upper conducting strip 40 and the lower conducting strip 50), and the reliability of the battery pack is improved without conducting wire connection;
(3) the design (indicating the protection mechanism) that the battery prevented overcharging overdischarge has been increased to the conducting strip of battery, and the conducting strip tip (indicating the electrode slice) jag is both sides (namely the electrode slice is established as double-pole piece 14), and conducting strip (being double-pole piece 14) root increases aperture 15, and conducting strip (being double-pole piece 14) automatic disconnection has protected the battery (being the group battery) when the electric current is too big.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (10)

1. The utility model provides a novel group battery structure of energy storage box which characterized in that: the battery charging device comprises an upper battery shell, a lower battery shell, a plurality of charging batteries arranged in the upper battery shell and the lower battery shell, a plurality of upper conducting strips and a plurality of lower conducting strips which are respectively arranged at the end parts of the charging batteries, a plurality of upper insulating strips arranged on the plurality of upper conducting strips and the upper battery shell, and a plurality of lower insulating strips arranged below the plurality of lower conducting strips and the lower battery shell, wherein the upper end of the charging battery is embedded into a honeycomb slotted hole of the upper battery shell, the lower end of the charging battery is embedded into a honeycomb slotted hole of the lower battery shell, and the upper battery shell and the lower battery shell are fixed through a fastener after being combined and disturbed; and the end parts of the connecting ends of the upper conducting strip, the lower conducting strip and the rechargeable battery are provided with protection mechanisms for preventing the occurrence of overcharge and overdischarge of the rechargeable battery and protecting the battery pack.
2. The novel battery pack structure of the energy storage box as claimed in claim 1, wherein: an inverter board assembly is arranged on an upper insulation sheet of the upper battery shell and is installed on a positioning block and a screw column at the top of the upper battery shell.
3. The novel battery pack structure of the energy storage box as claimed in claim 2, wherein: the battery management plate assembly is arranged on the front sides of the upper battery shell and the lower battery shell and is installed in screw holes in the front sides of the upper battery shell and the lower battery shell through fasteners.
4. The novel battery pack structure of the energy storage box as claimed in claim 3, wherein: and a plurality of ventilation cavities which are communicated up and down are arranged in the interval between the holes of the honeycomb slotted hole and the holes and are used for discharging heat generated by the rechargeable battery.
5. The novel battery pack structure of the energy storage box as claimed in claim 4, wherein: a large heat dissipation space is arranged between the honeycomb groove hole of the upper battery shell and the honeycomb groove hole of the lower battery shell, surrounds the periphery of the rechargeable battery and is communicated with the ventilation cavity, and therefore the heat dissipation effect is improved.
6. The novel battery pack structure of the energy storage box as claimed in claim 5, wherein: the left ends of the battery upper shell and the battery lower shell are provided with air inlets, and the right ends of the battery upper shell and the battery lower shell are provided with air outlets.
7. The novel battery pack structure of the energy storage box as claimed in claim 6, wherein: and a first fan is arranged on the outer side of the air outlet and used for discharging heat inside the battery pack.
8. The novel battery pack structure of the energy storage box as claimed in claim 7, wherein: and a second fan is arranged on the upper side of the first fan and used for discharging heat generated by the inverter board assembly and the battery management board assembly.
9. The novel battery pack structure of the energy storage box as claimed in claim 8, wherein: and the front sides of the upper conducting plate and the lower conducting plate extend outwards to form a plurality of conducting pins, and the conducting pins are directly inserted into pin welding holes of a PCB (printed circuit board) of the battery management board assembly and are welded and fixed.
10. The novel battery pack structure of the energy storage box as claimed in claim 1, wherein: the protection mechanism comprises a plurality of downward bent electrode plates arranged on the upper conducting plate and a plurality of upward bent electrode plates arranged on the lower conducting plate, each electrode plate is designed to be a forked bipolar plate, one end of each bipolar plate is lifted and suspended, a small hole is formed in the other end of each bipolar plate, the joint of each bipolar plate and the upper conducting plate or the lower conducting plate is narrowed, and the bipolar plates are automatically disconnected when the current is too large.
CN202120442907.9U 2021-02-27 2021-02-27 Novel battery pack structure of energy storage box Active CN214378587U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120442907.9U CN214378587U (en) 2021-02-27 2021-02-27 Novel battery pack structure of energy storage box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120442907.9U CN214378587U (en) 2021-02-27 2021-02-27 Novel battery pack structure of energy storage box

Publications (1)

Publication Number Publication Date
CN214378587U true CN214378587U (en) 2021-10-08

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ID=77966974

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Application Number Title Priority Date Filing Date
CN202120442907.9U Active CN214378587U (en) 2021-02-27 2021-02-27 Novel battery pack structure of energy storage box

Country Status (1)

Country Link
CN (1) CN214378587U (en)

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