CN213959058U

CN213959058U - From lithium cell PACK package of taking temperature-sensing to report to police

Info

Publication number: CN213959058U
Application number: CN202120175686.3U
Authority: CN
Inventors: 于宛冰; 于小茜
Original assignee: Changdezhiyanyun Technology Co ltd
Current assignee: Changdezhiyanyun Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-08-13
Anticipated expiration: 2031-01-21

Abstract

The utility model belongs to the technical field of batteries, in particular to a lithium battery PACK bag with temperature sensing alarm, which comprises a shell, a cover plate and a plurality of electric cores, wherein a heat dissipation clapboard is arranged in the shell and comprises a plurality of division plates which are arranged in parallel, two adjacent division plates are connected with each other through a connecting plate, two adjacent connecting plates are respectively arranged at two opposite sides of the division plates, the heat dissipation clapboard is also provided with a water cooling channel, two adjacent division plates and the connecting plate between the two division plates form an electric core mounting position, the side wall of the shell is arranged at one opposite side of the connecting plate on each electric core mounting position and is provided with an electric core fixing piece, a plurality of electric cores are fixed in the electric core mounting position one by one through the electric core fixing piece, one side of each electric core fixing piece, which is close to the electric core, is provided with a temperature sensor, and also comprises an alarm component connected with the temperature sensor, the utility model combines the heat dissipation clapboard and the electric core fixing and mounting structure with each other, on the premise of ensuring the integral structure compactness, the safety, the heat dissipation and the stability are improved.

Description

From lithium cell PACK package of taking temperature-sensing to report to police

Technical Field

The utility model belongs to the technical field of the battery, specifically relate to a lithium cell PACK package from taking temperature-sensing to report to police.

Background

With the development of the technology, the lithium battery PACK package is more and more widely applied no matter in the consumer electronics market or in new energy vehicles, but at present, the lithium battery PACK package also has the following defects because the integration level is high, the problem of solid heat dissipation is difficult to solve, if the heat dissipation design is increased, the compactness of the lithium battery PACK package is seriously affected, and the overall size is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can improve the lithium cell PACK package of taking temperature-sensing to report to the police certainly of electric core radiating effect and stability under the prerequisite of guaranteeing compact structure degree.

The utility model comprises a shell body, apron and a plurality of electricity core, be provided with the heat dissipation baffle that comprises heat conduction material in the casing, the heat dissipation baffle includes a plurality of parallel arrangement's division board, double-phase adjacent division board passes through connecting plate interconnect, two adjacent connecting plates are located the relative both sides of division board respectively, the heat dissipation baffle still is provided with the water-cooling passageway that link up every division board and connecting plate, the division board tip that is located both ends is provided with water inlet and delivery port respectively, two adjacent division boards constitute an electric core installation position with connecting plate between, the relative one side that the casing lateral wall is located every electric core installation position upper junction plate sets up electric core mounting, a plurality of electricity core is fixed in electric core installation position one by one through electric core mounting, every electric core mounting is close to electric core one side and is provided with temperature sensor, still include the warning subassembly of being connected with temperature sensor.

Furthermore, the partition plates are provided with an even number, and the water inlet and the water outlet are positioned on the same side.

Further, the cover plate is perpendicular to the partition plate and the connecting plate.

Furthermore, the shell is provided with interfaces connected with the water inlet and the water outlet.

Furthermore, the water cooling channels are arranged in three groups at equal intervals along the height direction of the partition plates and the connecting plates.

Furthermore, the battery core fixing piece comprises a pressing plate and a guide spring piece.

Furthermore, the guide spring part comprises a guide inner cylinder connected with the side wall of the shell, a guide outer cylinder connected with the pressing plate and springs arranged in the guide inner cylinder and the guide outer cylinder, the guide inner cylinder and the guide outer cylinder are mutually sleeved in a sliding mode, and limiting blocks are respectively arranged on the opposite sides of the guide inner cylinder and the guide outer cylinder.

Furthermore, one side of the pressing plate, which is close to the cover plate, is provided with a guiding bevel edge.

Furthermore, the alarm component is a buzzer and/or a laser lamp, and the alarm component works to give an alarm after the temperature sensor detects that the temperature exceeds a preset value.

Furthermore, a handle is arranged on the shell.

The utility model has the advantages that the utility model can separate a plurality of electric cores in the lithium battery PACK package from each other by arranging the heat dissipation partition plate, and fix and limit the electric cores to avoid the electric cores from shaking or interfering with each other in the shell, thereby improving the safety and the stability, in addition, the heat dissipation partition plate is formed by alternately connecting a plurality of partition plates and connecting plates, the integrity of a water cooling channel can be realized, and the heat generated by each electric core can be taken away through the partition plates, the connecting plates and the cooling liquid flowing through the water cooling channel by arranging the water cooling channel due to the heat conduction material adopted by the heat dissipation partition plate, thereby greatly improving the heat dissipation performance of the lithium battery PACK package, and the water cooling channel is integrated in the partition plates and the connecting plates and completely isolated from the inner space of the shell, thereby avoiding the condition that the electric core is short-circuited due to the leakage, ensuring the safety performance, in addition, an electric core fixing piece is respectively arranged on each electric core mounting position, can effectively improve the steadiness of electricity core installation, improve shockproof effect simultaneously, set up a temperature sensor on each electricity core mounting, but the operating temperature condition of each electric core in the real time monitoring lithium cell PACK package, and because electricity core mounting closely links to each other with electric core, and set up in the one side that does not have division board or connecting plate, the true temperature of its temperature that detects can real-time accurate reaction electric core, stop the potential safety hazard, connect the warning subassembly, can send out the police dispatch newspaper after electric core temperature surpasses the settlement temperature, remind the staff to overhaul, the utility model discloses to dispel the heat baffle and electric core fixed mounting structure combine each other, under guaranteeing holistic compact structure prerequisite, the security of improvement, thermal diffusivity and stability.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded schematic view of the present invention;

fig. 3 is a schematic structural view of the hidden battery cell and the cover plate of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a schematic structural view of a guide spring member of the present invention;

fig. 6 is a front sectional view of the present invention.

In the figure, 1-housing; 2-cover plate; 3-electric core; 4-heat dissipation partition plate; 41-a partition plate; 42-a connecting plate; 43-cell installation site; 44-water cooling channel; 45-water inlet; 46-a water outlet; 5-battery core fixing piece; 51-a compacting plate; 511-the hypotenuse; 52-a guide spring member; 521-a guide inner cylinder; 522-guiding outer cylinder; 523-spring; 524-a limiting block; 6-temperature sensor; 7-an interface; 8-a handle.

Detailed Description

As shown in fig. 1-6, the utility model comprises a housing 1, a cover plate 2 and a plurality of cells 3, wherein a heat dissipation partition plate 4 made of heat conductive material is arranged in the housing 1, the heat dissipation partition plate 4 comprises a plurality of partition plates 41 arranged in parallel, two adjacent partition plates 41 are connected with each other by connecting plates 42, two adjacent connecting plates 42 are respectively arranged at two opposite sides of the partition plate 41, the whole body has a rectangular pulse shape in cross section, the heat dissipation partition plate 4 is further provided with a water cooling channel 44 penetrating each partition plate 41 and the connecting plate 42, the end parts of the partition plates 41 at two ends are respectively provided with a water inlet 45 and a water outlet 46, two adjacent partition plates 41 and the connecting plate 42 between them constitute a cell installation position 43, the opposite side of the connecting plate 42 on each cell installation position 43 on the side wall of the housing 1 is provided with a cell fixing member 5, a plurality of cells 3 are fixed in the cell installation position 43 one by one through the cell fixing member 5, each battery core fixing piece 5 is provided with a temperature sensor 6 on one side close to the battery core 3, and further comprises an alarm assembly connected with the temperature sensor 6.

The utility model can separate a plurality of electric cores 3 in a lithium battery PACK package from each other and fix and limit the position of the electric cores 3, thereby avoiding the electric cores 3 from shaking or interfering with each other in the shell 1, and improving the safety and the stability, in addition, the heat dissipation baffle 4 is formed by alternately connecting a plurality of baffle plates 41 and connecting plates 42, the integrity of a water cooling channel 44 can be realized, and because the heat dissipation baffle 4 adopts a heat conducting material, the heat generated by each electric core 3 can be taken away through the baffle plates 41, the connecting plates 42 and the cooling liquid flowing through the water cooling channel 44 by arranging the water cooling channel 44, the heat dissipation performance of the lithium battery PACK package is greatly improved, and the water cooling channel 44 is integrated in the baffle plates 41 and the connecting plates 42 and is completely isolated from the inner space of the shell 1, the condition that the electric core 3 is short-circuited due to liquid leakage is avoided, the safety performance is ensured, in addition, set up an electricity core mounting 5 on every electricity core installation position 43 respectively, can effectively improve the steadiness of electricity core 3 installation, improve shockproof effect simultaneously, do not increase the installation degree of difficulty simultaneously yet, set up a temperature sensor 6 on each electricity core mounting 5, can real time monitoring lithium cell PACK in the package the operating temperature condition of each electricity core 3, and because electricity core mounting 5 closely links to each other with electricity core 3, and set up in the one side that does not have division board 41 or connecting plate 42, its temperature that detects can real-time accurate reaction electricity core 3's true temperature, stop the potential safety hazard, connect alarm assembly, can send out the police dispatch newspaper after electricity core 3 temperature surpasses the settlement temperature (for example 60 °), remind the staff to overhaul, the utility model discloses combine heat dissipation baffle 4 and electricity core 3 fixed mounting structure each other, under the prerequisite of guaranteeing holistic structural compactness, the security that improves, Heat dissipation and stability.

As shown in fig. 2, the partition plate 41 has an even number, and the water inlet 45 and the water outlet 46 are located on the same side, so as to facilitate the arrangement of the ports 7 and the arrangement and installation of the coolant device.

The cover plate 2 is perpendicular to the partition plate 41 and the connecting plate 42, so that the electric core 3 can be conveniently inserted into each electric core installation position 43, as shown in fig. 2, when the electric core 3 is installed, only the electric core installation position 43 needs to be inserted in the height direction, and six surfaces of the electric core 3 are respectively enclosed by three surfaces of the electric core installation position 43, one surface of the electric core fixing part 5, the bottom surface of the shell 1 and one surface of the cover plate 2, so that the electric core is comprehensively wrapped.

The shell 1 is provided with the interface 7 connected with the water inlet 45 and the water outlet 46, the interface 7 is arranged, the cooling liquid device is conveniently connected with the water inlet 45 and the water outlet 46 of the water cooling channel 44, and the installation difficulty is simplified.

The water cooling channel 44 is provided with three groups along the height direction equidistance of the partition plate 41 and the connecting plate 42, so that the heat dissipation effect is improved, and the heat dissipation uniformity is ensured.

As shown in fig. 4, the cell fixing member 5 includes a pressing plate 51 and a guiding spring member 52, specifically, the guiding spring member 52 includes a guiding inner cylinder 521 connected to a side wall of the casing 1, a guiding outer cylinder 522 connected to the pressing plate 51, and a spring 523 disposed in the guiding inner cylinder 521 and the guiding outer cylinder 522, the guiding inner cylinder 521 and the guiding outer cylinder 522 are slidably sleeved with each other, and a limiting block 524 is disposed on each of opposite sides, when the cell 3 is not mounted, a distance between the pressing plate 51 and the connecting plate 42 is smaller than a length of the side of the cell 3, that is, after the cell 3 is mounted, the pressing plate 51 is driven by an elastic force of the spring to always press the cell 3, so as to improve stability and shock resistance of the cell 3, and a guiding inclined edge 511 is disposed on one side of the pressing plate 51 close to the cover plate 2, so as to simplify mounting of the cell 3.

Alarm component is bee calling organ and/or laser lamp, and alarm component works when temperature sensor 6 detects the temperature and sends the police dispatch newspaper after surpassing the default, in addition, ensures that the staff in time discovers the trouble, and in addition, alarm component can also install networking device, can send alarm information to monitor platform or staff's handheld mobile device.

The shell 1 is further provided with a lifting handle 8, so that the integral movement and installation are facilitated.

Claims

1. A lithium battery PACK bag with a temperature sensing alarm function is characterized by comprising a shell (1), a cover plate (2) and a plurality of battery cores (3), wherein a heat dissipation partition plate (4) made of a heat conduction material is arranged in the shell (1), the heat dissipation partition plate (4) comprises a plurality of partition plates (41) which are arranged in parallel, two adjacent partition plates (41) are connected with each other through connecting plates (42), two adjacent connecting plates (42) are respectively positioned on two opposite sides of the partition plates (41), the heat dissipation partition plate (4) is also provided with a water cooling channel (44) penetrating through each partition plate (41) and each connecting plate (42), the end parts of the partition plates (41) positioned at two ends are respectively provided with a water inlet (45) and a water outlet (46), two adjacent partition plates (41) and the connecting plates (42) between the two adjacent partition plates form a battery core mounting position (43), and one opposite side, positioned on each battery core mounting position (43), of the side wall of the shell (1), of the opposite side wall of each connecting plate (42) is provided with a battery core mounting position (5), a plurality of electric core (3) are fixed in electric core installation position (43) one by one through electric core mounting (5), and every electric core mounting (5) is close to electric core (3) one side and is provided with temperature sensor (6), still includes the warning subassembly of being connected with temperature sensor (6).

2. The lithium battery PACK with the temperature sensing alarm function as claimed in claim 1, wherein the number of the partition plates (41) is even, and the water inlet (45) and the water outlet (46) are located on the same side.

3. The lithium battery PACK with the temperature sensing alarm function as claimed in claim 1, wherein the cover plate (2) is perpendicular to the partition plate (41) and the connecting plate (42).

4. The lithium battery PACK bag with the temperature sensing alarm function as claimed in claim 1, wherein the shell (1) is provided with an interface (7) connected with the water inlet (45) and the water outlet (46).

5. The lithium battery PACK with the temperature sensing alarm function as claimed in claim 1, wherein the water cooling channels (44) are arranged in three groups at equal intervals in the height direction of the partition plate (41) and the connecting plate (42).

6. The lithium battery PACK with the temperature sensing alarm function of any one of claims 1 to 5, wherein the cell fixing member (5) comprises a pressing plate (51) and a guide spring member (52).

7. The lithium battery PACK with the temperature sensing alarm function as claimed in claim 6, wherein the guiding spring member (52) comprises a guiding inner cylinder (521) connected with the side wall of the shell (1), a guiding outer cylinder (522) connected with the pressing plate (51) and a spring (523) arranged in the guiding inner cylinder (521) and the guiding outer cylinder (522), the guiding inner cylinder (521) and the guiding outer cylinder (522) are sleeved with each other in a sliding manner, and a limiting block (524) is arranged on one opposite side of each guiding inner cylinder (521) and the guiding outer cylinder (522).

8. The lithium battery PACK with the temperature sensing alarm function as claimed in claim 6, wherein a guiding bevel edge (511) is arranged on one side of the compression plate (51) close to the cover plate (2).

9. The lithium battery PACK with the temperature sensing alarm function as claimed in any one of claims 1 to 5, wherein the alarm unit is a buzzer and/or a laser lamp, and the alarm unit is operated to give an alarm when the temperature sensor (6) detects that the temperature exceeds a preset value.

10. The lithium battery PACK with the temperature sensing alarm function as claimed in any one of claims 1 to 5, wherein a handle (8) is further arranged on the shell (1).