CN211376741U - Power lithium battery thermal management box - Google Patents
Power lithium battery thermal management box Download PDFInfo
- Publication number
- CN211376741U CN211376741U CN202020132035.1U CN202020132035U CN211376741U CN 211376741 U CN211376741 U CN 211376741U CN 202020132035 U CN202020132035 U CN 202020132035U CN 211376741 U CN211376741 U CN 211376741U
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- Prior art keywords
- management box
- fixedly connected
- heat
- management
- fan
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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 discloses a power lithium cell thermal management case, including managing the box, the chassis base, radiator unit, be provided with the lithium cell standing groove on the management box, the equal fixedly connected with heat conduction silica gel piece in both sides that corresponds in the lithium cell standing groove, radiator unit includes metal fin and radiator fan, the outer wall that the management box was passed to the metal fin bottom surface contacts with inside heat conduction silica gel piece, fixed mounting has radiator fan on the metal fin, management bottom half fixed connection has the chassis base, the inside multiunit mouth of blowing that is provided with of management bottom half intercommunication chassis base, fixedly connected with air inlet on the chassis base side, the air inlet is connected with two three solenoid valves, a port of two three solenoid valves has cold air fan through a pipe connection, another port has hot-blast fan through No. two pipe connections. The utility model discloses simple structure, good heat management effect has, its mainly used lithium cell heat management.
Description
Technical Field
The utility model relates to a lithium cell technical field, specific power lithium cell thermal management case that says so.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. 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.
When the lithium battery works, the temperature has a large influence on the lithium battery, the performance of the lithium battery can be greatly weakened due to overhigh temperature, overlow temperature and poor temperature uniformity, the optimal working temperature of the lithium battery is 15-40 ℃, a thermal management box is generally selected for cooling or heating the lithium battery in order to ensure the working performance of the lithium battery, the conventional thermal management box is generally complex in structure, more in parts and high in production cost and weight, and therefore the management box which is simple in structure and can effectively realize thermal management is needed.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a simple structure, have power lithium cell thermal management case of good thermal management effect.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a power lithium battery thermal management box comprises a management box body, a bottom box seat and a heat dissipation assembly, wherein a lithium battery placing groove is formed in the management box body, two corresponding sides in the lithium battery placing groove are fixedly connected with heat conduction silica gel sheets, the side face, corresponding to the heat conduction silica gel sheets, of the management box body is fixedly connected with the heat dissipation assembly, the heat dissipation assembly comprises metal heat dissipation sheets and heat dissipation fans, the bottom surfaces of the metal heat dissipation sheets penetrate through the outer wall of the management box body to be in contact with the heat conduction silica gel sheets inside, a plurality of groups of mounting grooves are formed in the metal heat dissipation sheets, the heat dissipation fans are fixedly mounted in each group of the mounting grooves, the bottom of the management box body is fixedly connected with the bottom box seat, the inside of the bottom box seat is arranged to be a hollow structure, and the bottom of the management, fixedly connected with air inlet on a bottom case seat side, the air inlet is connected with two three solenoid valves, two three solenoid valves's a port has cold air blower through a pipe connection number one, and another port has hot air blower through a pipe connection number two.
Still including the controller, the controller includes control shell and the singlechip of setting in control shell inside, the inside temperature sensor that is provided with of lithium cell standing groove, temperature sensor, radiator fan, two three-way solenoid valve, cold air fan, hot-blast air fan all with the singlechip passes through the data line and connects.
The utility model discloses a portable intelligent management box, including management box, fixed plate, fixed screw, the management box upper portion is provided with places the mouth, place a mouthful one side fixedly connected with multiunit stationary blade, the corresponding every group of one side of placing the corresponding stationary blade of mouth the equal hinged joint of stationary blade has a set of spacing piece, the end of spacing piece and the stationary blade on all corresponding being provided with fixed screw.
The management box body is provided with a plurality of groups of strip-shaped heat dissipation ports on the two left side faces, the bottom of the bottom box base is fixedly connected with installation pieces, and a plurality of groups of installation holes are formed in the installation pieces.
The cooling fan comprises an outer frame and a fan body installed on the outer frame, a group of connecting pieces with round holes are fixedly connected to four corners of the outer frame, a group of connecting columns are fixedly connected to each group of corresponding connecting pieces in the placing groove, and the connecting pieces are fixed to the connecting columns through bolts.
The heat conduction silica gel sheet adopts PM200S, and the singlechip adopts 51 series.
The utility model has the advantages that: this device simple structure, convenient to use realizes the heat conduction to the lithium cell through heat conduction silica gel piece to the heat of conduction dispels the heat through radiator unit, has good radiating effect, and management bottom of the case portion is provided with the chassis, and with being provided with the mouth of blowing of chassis intercommunication, can realize the cooling or the heating to the lithium cell through cold air fan or hot-blast air blower, realizes effectual heat management.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the connection structure of the middle air inlet of the present invention.
In the figure: the heat dissipation device comprises a management box body 1, a base box seat 2, a heat dissipation assembly 3, a lithium battery placing groove 4, a heat conduction silica gel sheet 5, a metal heat dissipation sheet 6, a heat dissipation fan 7, a mounting groove 8, a gas blowing opening 9, a gas inlet 10, a two-position three-way electromagnetic valve 11, a fixing sheet 12, a limiting sheet 13, a fixing screw hole 14, a strip-shaped heat dissipation opening 15, a mounting sheet 16 and a mounting hole 17.
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 and 2, a thermal management box for a power lithium battery comprises a management box body 1, a bottom box base 2 and a heat dissipation assembly 3, wherein a lithium battery placing groove 4 is arranged on the management box body 1, two corresponding sides in the lithium battery placing groove 4 are fixedly connected with heat conduction silica gel sheets 5 (adopting PM200S), the side surface of the management box body 1 corresponding to the heat conduction silica gel sheets 5 is fixedly connected with the heat dissipation assembly 3, the heat dissipation assembly 3 comprises a metal heat dissipation fin 6 and a heat dissipation fan 7, the bottom surface of the metal heat dissipation fin 6 penetrates through the outer wall of the management box body 1 to be in contact with the internal heat conduction silica gel sheets 5, a plurality of groups of mounting grooves 8 are arranged on the metal heat dissipation fin 6, the heat dissipation fan 7 is fixedly arranged in each group of mounting grooves 8, the heat dissipation efficiency of the metal heat dissipation fin 6 can be accelerated by the heat dissipation fan 7, the bottom, the inside multiunit of being provided with of management 1 bottom of box intercommunication bottom box seat 2 blows mouth 9, fixedly connected with air inlet 10 on 2 sides of bottom box seat, air inlet 10 is connected with two three solenoid valves 11, two three solenoid valves 11's a port has a cold air blower through a pipe connection, another port has a hot air blower through No. two pipe connection, come the pipe gas circulation route through two three solenoid valves 11, realize the transmission of air conditioning or steam.
The device also comprises a controller, the controller comprises a control shell and a singlechip (adopting 51 series) arranged in the control shell, a temperature sensor is arranged in the lithium battery placing groove 4, the temperature sensor, the cooling fan 7, the two-position three-way electromagnetic valve 11, the cold air fan and the hot air fan are all connected with the singlechip through data lines, the temperature of the lithium battery is detected through the temperature sensor, a control command is arranged in the singlechip through programming, when the temperature sensor detects that the temperature of the lithium battery reaches 40-50 ℃, the singlechip controls the cooling fan 7 to work so as to primarily cool the lithium battery, when the temperature sensor detects that the temperature of the lithium battery reaches more than 50 ℃, the singlechip controls the two-position three-way electromagnetic valve 11 so as to switch to an air cooling path, the cold air fan is started to blow in the bottom box seat 2 so as to rapidly cool the lithium battery, when the temperature is lower than 15 ℃, two three-way solenoid valve 11 of single chip microcomputer control for switch to the steam route, start hot air blower and blow in steam to 2 insides of under casing seat, thereby heat up the lithium cell, when temperature sensor detected that the lithium cell temperature was in 15-40 ℃, radiator fan 7, cold air blower, hot air blower do not all work.
In the utility model, the upper part of the management box body 1 is provided with a placing opening, one side of the placing opening is fixedly connected with a plurality of groups of fixing pieces 12, one side of the corresponding fixing piece 12 of the placing opening is hinged with a group of limiting pieces 13 corresponding to each group of fixing pieces 12, the end of each limiting piece 13 corresponds to the fixing screw hole 14 on the corresponding fixing piece 12, the lithium battery pack is placed behind the lithium battery placing groove 4, the limiting pieces 13 are rotated to press the lithium battery pack, and the limiting pieces 13 and the fixing pieces 12 are connected through bolts, so that the lithium battery is fixedly installed, and the use is simple and convenient;
all be provided with multiunit bar thermovent 15 on the remaining both sides face on the management box 1, guarantee the radiating effect, at 2 bottom fixedly connected with installation pieces 16 of chassis seat, all be provided with multiunit mounting hole 17 on the installation piece 16, the fixed mounting of the device of being convenient for.
Radiator fan 7 is connected with the standing groove and adopts following mode in this device, and radiator fan 7 includes the outrigger and installs the fan body on the outrigger, the equal fixedly connected with in four corners of outrigger has a set of connection piece of round hole, the equal fixedly connected with of every group connection piece of standing groove inside, through the bolt fastening between connection piece and the spliced pole.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a power lithium cell thermal management case, includes management box (1), under casing seat (2), radiator unit (3), its characterized in that: the lithium battery placing groove (4) is arranged on the management box body (1), the two corresponding sides in the lithium battery placing groove (4) are fixedly connected with heat-conducting silica gel sheets (5), the side faces, corresponding to the heat-conducting silica gel sheets (5), on the management box body (1) are fixedly connected with the heat-radiating assembly (3), the heat-radiating assembly (3) comprises metal radiating fins (6) and heat-radiating fans (7), the bottom surfaces of the metal radiating fins (6) penetrate through the outer wall of the management box body (1) to be in contact with the heat-conducting silica gel sheets (5) inside, a plurality of groups of mounting grooves (8) are arranged on the metal radiating fins (6), the heat-radiating fans (7) are fixedly mounted in the mounting grooves (8) of each group, the bottom of the management box body (1) is fixedly connected with the bottom box base (2), and the inside of the bottom box base, the management box body (1) bottom intercommunication bottom base (2) inside is provided with multiunit gas blow mouth (9), fixedly connected with air inlet (10) on a base (2) side, air inlet (10) are connected with two three way solenoid valves (11), a port of two three way solenoid valves (11) has cold air blower through a pipe connection, and another port has hot air blower through No. two pipe connections.
2. The thermal management box for lithium power batteries according to claim 1, characterized in that: still including the controller, the controller includes control shell and the singlechip of setting in control shell inside, lithium cell standing groove (4) inside is provided with temperature sensor, radiator fan (7), two three-way solenoid valve (11), cold air fan, hot-blast air fan all with the singlechip passes through the data line and connects.
3. The thermal management box for lithium power batteries according to claim 1, characterized in that: manage box (1) upper portion and be provided with and place the mouth, place a mouthful one side fixedly connected with multiunit stationary blade (12), the corresponding every group of one side of placing mouthful stationary blade (12) the equal hinged joint of stationary blade (12) has a set of spacing piece (13), the end of spacing piece (13) and stationary blade (12) go up the homogeneous phase and correspond and be provided with fixed screw (14).
4. The thermal management box for lithium power batteries according to claim 1, characterized in that: the heat dissipation device is characterized in that a plurality of groups of strip-shaped heat dissipation ports (15) are formed in the two left side faces of the management box body (1), a mounting piece (16) is fixedly connected to the bottom of the base box seat (2), and a plurality of groups of mounting holes (17) are formed in the mounting piece (16).
5. The thermal management box for lithium power batteries according to claim 1, characterized in that: the cooling fan (7) comprises an outer frame and a fan body installed on the outer frame, a group of connecting pieces with round holes are fixedly connected to four corners of the outer frame, a group of connecting columns are fixedly connected to each group of connecting pieces corresponding to the inner portions of the placing grooves, and the connecting pieces are fixed to the connecting columns through bolts.
6. The thermal management box for lithium power batteries according to claim 2, characterized in that: the heat-conducting silica gel sheet (5) adopts PM200S, and the singlechip adopts 51 series.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020132035.1U CN211376741U (en) | 2020-01-21 | 2020-01-21 | Power lithium battery thermal management box |
Applications Claiming Priority (1)
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CN202020132035.1U CN211376741U (en) | 2020-01-21 | 2020-01-21 | Power lithium battery thermal management box |
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CN211376741U true CN211376741U (en) | 2020-08-28 |
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CN202020132035.1U Expired - Fee Related CN211376741U (en) | 2020-01-21 | 2020-01-21 | Power lithium battery thermal management box |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110768444A (en) * | 2019-11-24 | 2020-02-07 | 湖南力韦水电设备制造有限公司 | Energy-saving controller for three-phase asynchronous motor |
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2020
- 2020-01-21 CN CN202020132035.1U patent/CN211376741U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110768444A (en) * | 2019-11-24 | 2020-02-07 | 湖南力韦水电设备制造有限公司 | Energy-saving controller for three-phase asynchronous motor |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20210121 |