阅读说明：本技术 一种新能源汽车电池组 (New energy automobile group battery ) 是由 史庆焕 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种新能源汽车电池组,包括电池组架,所述电池组架内部设置有电池组,所述电池组架的底部设置有底部进风装置,所述电池组架外边侧设置有空位支撑外架,所述空位支撑外架底部设置有预制插座件,所述电池组架顶部两侧开设有安装孔槽,所述安装孔槽内部安装有活塞连接管,所述活塞连接管之间设置有中部散热装置,所述电池组架外侧设置有散热鳍片,所述中部散热装置上方两侧设置有散热扇,本发明涉及新能源汽车技术领域。该新能源汽车电池组,通过多种不同的降温装置相互联动,可以使得是电池组的工作温度始终位于一个良好的工作区间,提高电池组的使用寿命以及保证电池组的输出功率。(The invention discloses a new energy automobile battery pack, which comprises a battery pack frame, wherein a battery pack is arranged in the battery pack frame, a bottom air inlet device is arranged at the bottom of the battery pack frame, a vacancy supporting outer frame is arranged on the outer side of the battery pack frame, a prefabricated socket piece is arranged at the bottom of the vacancy supporting outer frame, mounting hole grooves are formed in two sides of the top of the battery pack frame, piston connecting pipes are arranged in the mounting hole grooves, a middle heat dissipation device is arranged between the piston connecting pipes, heat dissipation fins are arranged on the outer side of the battery pack frame, and heat dissipation fans are arranged on two sides above the middle heat dissipation device. This new energy automobile group battery through the mutual linkage of the heat sink of multiple differences, can be so that the operating temperature of group battery is located a good operating region all the time, improves the life of group battery and guarantees the output of group battery.)

1. The utility model provides a new energy automobile group battery, includes battery group frame (1), its characterized in that: the battery pack rack is characterized in that a battery pack (2) is arranged in the battery pack rack (1), a bottom air inlet device (3) is arranged at the bottom of the battery pack rack (1), a vacancy supporting outer rack (6) is arranged on the outer side of the battery pack rack (1), a prefabricated socket piece (7) is arranged at the bottom of the vacancy supporting outer rack (6), mounting hole grooves are formed in two sides of the top of the battery pack rack (1), piston connecting pipes (4) are mounted in the mounting hole grooves, a middle heat dissipation device (5) is arranged between the piston connecting pipes (4), heat dissipation fins are arranged on the outer side of the battery pack rack (1), heat dissipation fans (9) are arranged on two sides above the middle heat dissipation device (5), an inner cavity processing device (8) is arranged at the position, extending to the inside of the battery pack rack (1), of the piston connecting pipes (4) is hollow, and the middle inside the battery pack frame (1) is provided with a rotary semiconductor refrigerating sheet (10), a rotary blade (11) is arranged above the rotary semiconductor refrigerating sheet (10), and the bottom of the battery pack frame (1) is provided with an air inlet.

2. The new energy automobile battery pack according to claim 1, characterized in that: the bottom of semiconductor refrigeration piece (10) is connected with battery pack frame (1) rotation, semiconductor refrigeration piece (10) top is provided with column magnet, the blade end of rotating vane (11) is provided with bar magnet, column magnet sets up to opposite magnetic pole with the corresponding one end of bar magnet.

3. The new energy automobile battery pack according to claim 1, characterized in that: an air inlet fan (14) is arranged on the side of the air inlet device (3), a ventilation grating and an air guide pipe (13) are arranged above the air inlet fan (14), and the air guide pipe (13) extends into the battery pack frame (1).

4. The new energy automobile battery pack according to claim 3, characterized in that: a condensate receiving hopper (15) is arranged below the semiconductor refrigeration sheet (10) inside the battery pack frame (1), a net pipe (16) is arranged below the condensate receiving hopper (15), high polymer resin water absorption particles are filled inside the net pipe (16), and a spring pressure switch (17) is arranged below the net pipe (16).

5. The new energy automobile battery pack according to claim 4, characterized in that: the outer wall of the net pipe (16) and the inner wall of the battery pack frame (1) are provided with fixed-position adsorption magnets, the magnets on the outer wall of the net pipe (16) are located below the magnets on the inner wall of the battery pack frame (1), an electromagnetic valve is arranged at an outlet of the air guide pipe (13), and the spring pressure switch (17) is electrically connected with the electromagnetic valve.

6. The new energy automobile battery pack according to claim 1, characterized in that: inner chamber processing apparatus (8) are including pipe body chamber (81), the position that piston connecting pipe (4) are located pipe body chamber (81) is provided with damping sealing pipe spare (83), damping sealing pipe spare (83) bottom is inside to be provided with sealed piston (84), sealed piston (84) bottom is provided with permanent magnet (84), pipe body chamber (81) below is provided with control by temperature change electro-magnet (82), control by temperature change electro-magnet (82) set up to like magnetic pole with permanent magnet (84) corresponding one side.

Technical Field

The invention relates to the technical field of new energy vehicles, in particular to a battery pack of a new energy vehicle.

Background

The battery pack is divided into a series battery pack and a parallel battery pack, the voltage of each battery is required to be the same by the parallel battery pack, the output voltage is equal to the voltage of one battery, the parallel battery pack can provide stronger current, the battery pack is widely used in our lives, and the series battery pack is arranged in a television remote controller, an electronic toy and a flashlight. The battery pack can be used for providing power for the new energy automobile, and the battery pack of the new energy automobile is used as one of core components of the new energy automobile and is responsible for providing power for the new energy automobile. The quality of the battery pack directly affects the safety and the service life of the automobile, and because the battery pack can generate a large amount of heat due to intense chemical reaction in the battery pack during charging and discharging, the temperature of the battery pack and the surrounding environment of the battery pack changes rapidly, and the overhigh temperature not only can affect the service life and the charging and discharging effect of the battery pack, but also can affect the safety performance of the whole automobile. At present, the endurance mileage and the safety of a battery become the key problems of a new energy automobile, so that efficient heat dissipation of a battery pack of the new energy automobile is important. The battery box is the carrier and the protection device of group battery, if the heat can not in time evenly discharge, can seriously influence battery life, can even produce the potential safety hazard. The battery pack of the existing new energy automobile has an unsatisfactory heat dissipation effect in the use process, the battery is prone to failure due to overhigh temperature of the battery pack in the use process, and fire disasters are possibly caused seriously.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a new energy automobile battery pack, which solves the problem that the existing new energy automobile battery pack is poor in heat dissipation effect in the using process.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a new energy automobile battery pack comprises a battery pack frame, wherein a battery pack is arranged in the battery pack frame, a bottom air inlet device is arranged at the bottom of the battery pack frame, a vacancy supporting outer frame is arranged at the outer side of the battery pack frame, a prefabricated socket piece is arranged at the bottom of the vacancy supporting outer frame, mounting hole grooves are formed in two sides of the top of the battery pack frame, piston connecting pipes are mounted in the mounting hole grooves, a middle heat dissipation device is arranged between the piston connecting pipes, heat dissipation fins are arranged on the outer side of the battery pack frame, heat dissipation fans are arranged on two sides above the middle heat dissipation device, an inner cavity processing device is arranged at the position, extending to the interior of the battery pack frame, of the battery pack frame is hollow, a rotating semiconductor refrigeration piece is arranged in the middle of the interior of the battery pack frame, and rotating blades are arranged above the rotating semiconductor refrigeration piece, and an air inlet is formed in the bottom of the battery pack frame.

Preferably, the bottom and the battery pack frame of semiconductor refrigeration piece rotate to be connected, semiconductor refrigeration piece top is provided with column magnet, rotating vane's blade end is provided with bar magnet, column magnet sets up to the opposite magnetic pole with the one end that bar magnet is corresponding, can have the air current to rise or by when convulsions in the below, and the rotating vane of top can rotate, and the blade at this moment can drive bar magnet and remove, and the suction through magnet drives the semiconductor refrigeration piece and takes place the offset, thereby makes the semiconductor refrigeration piece take place to rotate, and pivoted semiconductor refrigeration piece not only can be so that the air current of release is more even, also can make the comdenstion water of the extremely fast cooling of top take off the below.

Preferably, an air inlet fan is arranged on the side of the air inlet device, a ventilation grating and an air guide pipe are arranged above the air inlet fan, and the air guide pipe extends into the battery pack frame.

Preferably, a condensate receiving hopper is arranged below the semiconductor refrigeration sheet inside the battery pack frame, a mesh pipe is arranged below the condensate receiving hopper, high polymer resin water absorption particles are filled inside the mesh pipe, a spring pressure switch is arranged below the mesh pipe and used for absorbing condensate water of the semiconductor refrigeration sheet above the semiconductor refrigeration sheet, when the high polymer resin water absorption particles are too heavy, the mesh pipe can be pressed downwards, the spring pressure switch bears pressure, an electromagnetic valve connected with the spring pressure switch is opened, a part of air flow of an air inlet fan below the air inlet fan can be injected, the air inlet fan can also take heat of the battery pack to enter the battery pack together, and the high polymer resin water absorption particles inside the battery pack are dried.

Preferably, the outer wall of the mesh pipe and the inner wall of the battery pack rack are provided with fixed-position adsorption magnets, the magnets on the outer wall of the mesh pipe are located below the magnets on the inner wall of the battery pack rack, the outlet of the air guide pipe is provided with an electromagnetic valve, and the spring pressure switch is electrically connected with the electromagnetic valve.

Preferably, the inner chamber processing apparatus includes the pipe body chamber, the position that the piston connecting pipe is located the pipe body chamber is provided with the sealed pipe fitting of damping, the inside sealing piston that is provided with in the sealed pipe fitting bottom of damping, the sealing piston bottom is provided with the permanent magnet, pipe body chamber below is provided with the control by temperature change electro-magnet, the control by temperature change electro-magnet sets up to like magnetic pole with the corresponding one side of permanent magnet, just can start when the control by temperature change electro-magnet that has the control by temperature change sensor reaches the uniform temperature to the semiconductor refrigeration piece of linkage with it also can start this moment, carries out convulsions through the heat dissipation fan of top, outside diffusing the group battery rapidly with the cold air current of inside, carries out rapid cooling.

(III) advantageous effects

The invention provides a new energy automobile battery pack. The method has the following beneficial effects:

(one), this new energy automobile group battery, through the mutual linkage of the heat sink of multiple difference, can be so that the operating temperature of group battery is located a good operating region all the time, improve the life of group battery and guarantee the output of group battery.

(two), this new energy automobile group battery, rotor blade and semiconductor refrigeration piece use of mutually supporting, can have the air current to rise or by convulsions in the below, the rotor blade of top can rotate, blade this moment can drive bar magnet and remove, suction through magnet drives the semiconductor refrigeration piece and takes place the offset, thereby make the semiconductor refrigeration piece take place to rotate, pivoted semiconductor refrigeration piece not only can be so that the air current of release more even, also can make the comdenstion water of the extremely fast cooling of top take off the below.

(III), this new energy automobile group battery for with the purpose of the comdenstion water absorption of top semiconductor refrigeration piece, and when polymer resin absorbs water the granule too heavily, can push down, spring pressure switch received pressure this moment, and the solenoid valve of connecting with it is opened, and the partly air current of the air intake fan of below can pour into, and air intake fan still can take the heat of group battery to get into together, dry the polymer resin particle that absorbs water of inside.

(IV), this new energy automobile group battery just can start when the control by temperature change electro-magnet that has the temperature control sensor reaches the uniform temperature to the semiconductor refrigeration piece of linkage with it also can start this moment, carries out convulsions through the heat dissipation fan of top, outside diffusing the group battery with inside cold airflow rapidly, carries out rapid cooling.

Drawings

Fig. 1 is a schematic view showing the overall structure of a battery pack according to the present invention;

fig. 2 is a schematic view of the structure inside the battery pack according to the present invention;

fig. 3 is a schematic top view of the battery pack according to the present invention;

FIG. 4 is a schematic structural diagram of Structure A of FIG. 2 according to the present invention;

FIG. 5 is a schematic structural diagram of structure B of FIG. 2 according to the present invention;

in the figure: the device comprises a battery pack frame 1, a battery pack 2, a bottom air inlet device 3, a piston connecting pipe 4, a middle heat dissipation device 5, a vacancy supporting outer frame 6, a prefabricated socket piece 7, an inner cavity processing device 8, a pipe body cavity 81, a temperature control electromagnet 82, a damping sealing pipe 83, a permanent magnet 84, a heat dissipation fan 9, a rotating semiconductor refrigeration piece 10, a rotating blade 11, an air guide pipe 13, an air inlet fan 14, a condensate receiving hopper 15, a network pipe 16 and a spring pressure switch 17.

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. 1-5, the present invention provides a technical solution: a new energy automobile battery pack comprises a battery pack frame 1, a battery pack 2 is arranged inside the battery pack frame 1, a bottom air inlet device 3 is arranged at the bottom of the battery pack frame 1, a vacancy supporting outer frame 6 is arranged on the outer side of the battery pack frame 1, a prefabricated socket piece 7 is arranged at the bottom of the vacancy supporting outer frame 6, mounting hole grooves are formed in two sides of the top of the battery pack frame 1, piston connecting pipes 4 are arranged inside the mounting hole grooves, a middle heat dissipation device 5 is arranged between the piston connecting pipes 4, heat dissipation fins are arranged on the outer side of the battery pack frame 1, heat dissipation fans 9 are arranged on two sides above the middle heat dissipation device 5, an inner cavity processing device 8 is arranged at the position where the piston connecting pipes 4 extend into the battery pack frame 1, the interior of the battery pack frame 1 is hollow, and a rotary semiconductor refrigerating sheet 10 is arranged in the middle of the interior of the battery pack frame 1, and a rotary blade 11 is arranged above the rotary semiconductor refrigerating sheet 10.

The bottom of semiconductor refrigeration piece 10 rotates with battery pack frame 1 to be connected, semiconductor refrigeration piece 10 top is provided with column magnet, rotor blade 11's blade end is provided with bar magnet, column magnet sets up to the opposite polarity magnetic pole with the one end that bar magnet is corresponding, can have the air current to rise in the below, rotor blade 11 of top can rotate, blade this moment can drive bar magnet and remove, suction through magnet drives semiconductor refrigeration piece 10 and takes place the offset, thereby make semiconductor refrigeration piece 10 take place to rotate, pivoted semiconductor refrigeration piece 10 not only can be so that the air current of release is more even, also can make the comdenstion water of the cooling of top utmost point speed drop to the below.

An air inlet fan 14 is arranged on the side of the air inlet device 3, a ventilation grating and an air guide pipe 13 are arranged above the air inlet fan 14, and the air guide pipe 13 extends into the battery pack frame 1.

The inside semiconductor refrigeration piece 10 below that is located of battery pack frame 1 is provided with condensate receiving hopper 15, condensate receiving hopper 15 below is provided with network management 16, network management 16 inside is filled with the polymer resin granule that absorbs water, network management 16 below is provided with spring pressure switch 17, a purpose for absorbing the comdenstion water of semiconductor refrigeration piece 10 above, and when the polymer resin granule that absorbs water is too heavy, can push down, spring pressure switch 17 receives pressure this moment, the solenoid valve of being connected with it is opened, a part air current of air intake fan 14 below can pour into, and air intake fan 14 still can take the heat of group battery to get into together, absorb water the granule to the polymer resin of inside and dry.

The outer wall of the net pipe 16 and the inner wall of the battery pack frame 1 are provided with fixed-position adsorption magnets, the magnets on the outer wall of the net pipe 16 are positioned below the magnets on the inner wall of the battery pack frame 1, the outlet of the air guide pipe 13 is provided with an electromagnetic valve, and the spring pressure switch 17 is electrically connected with the electromagnetic valve.

Inner chamber processing apparatus 8 includes pipe body chamber 81, the position that piston connecting pipe 4 is located pipe body chamber 81 is provided with the sealed pipe fitting 83 of damping, the inside sealed piston 84 that is provided with in the sealed pipe fitting 83 bottom of damping, sealed piston 84 bottom is provided with permanent magnet 84, pipe body chamber 81 below is provided with control by temperature change electro-magnet 82, control by temperature change electro-magnet 82 sets up to like magnetic pole with one side that permanent magnet 84 corresponds, control by temperature change electro-magnet 82 with temperature control sensor reaches the uniform temperature the time just can start, and the semiconductor refrigeration piece 10 with it linkage at this moment also can start, it draws air to fan 9 through the heat dissipation of top, spread inside cold airflow outside the group battery rapidly, carry out rapid cooling.

When the temperature control electromagnet 82 with the temperature control sensor is used, the temperature control electromagnet 82 with the temperature control sensor is started when reaching a certain temperature, the semiconductor refrigerating sheet 10 linked with the temperature control electromagnet is also started at the moment, the heat dissipation fan 9 above the temperature control electromagnet is used for air draft, the cold air flow inside the temperature control electromagnet is rapidly diffused outside the battery pack for rapid cooling, when the air flow rises or is drafted below the temperature control electromagnet, the rotating blade 11 above the temperature control electromagnet can rotate, the blade at the moment can drive the bar-shaped magnet to move, the semiconductor refrigerating sheet 10 is driven to shift in position through the suction force of the magnet, so that the semiconductor refrigerating sheet 10 rotates, the rotating semiconductor refrigerating sheet 10 can not only enable the released air flow to be more uniform, but also enable the condensed water cooled at the top extremely rapidly to fall below the network management pipe 16, and the polymer resin water absorbing particles are used for absorbing the condensed water of the semiconductor refrigerating sheet 10 above the temperature control electromagnet, and when the polymer resin water absorption particles are too heavy, the water absorption particles can be pressed downwards, the spring pressure switch 17 bears the pressure at the moment, the electromagnetic valve connected with the spring pressure switch is opened, a part of air flow of the air inlet fan 14 below can be injected, and the air inlet fan 14 can also take the heat of the battery pack into the battery pack together to dry the polymer resin water absorption particles inside.

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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

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.