CN217280950U

CN217280950U - High-temperature early warning device for lithium iron phosphate battery

Info

Publication number: CN217280950U
Application number: CN202220345059.4U
Authority: CN
Inventors: 陶琢
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-08-23
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a high-temperature early warning device for lithium iron phosphate batteries, which comprises a device main body, wherein the device main body comprises a shell, and heat-conducting plates are fixedly arranged on four sides in the shell; the utility model discloses in, can detect battery body's temperature through first thermometer and second thermometer, when the temperature that detects reaches a definite value, it gives signal processor with signal transmission, integrate the analysis through signal processor to information, giving the controller with signal transmission, open the circulating pump by the controller, the circulating pump carries the cold water in the cooling box in the third water pipe through the second water pipe, in carrying the heat-conducting plate through the third water pipe, in flowing back to the cooling box through the fourth water pipe, realize the recycling of water, and because heat-conducting plate and battery body contact, the heat that battery body during operation produced can be absorbed by the heat-conducting plate, absorb by the cooling water that flows in the heat-conducting plate, come to dispel the heat the cooling to battery body.

Description

Lithium iron phosphate battery high temperature early warning device

Technical Field

The utility model belongs to the technical field of lithium iron phosphate battery, particularly, relate to a lithium iron phosphate battery high temperature early warning device.

Background

The lithium iron phosphate battery is a lithium ion battery using lithium iron phosphate as a positive electrode material. When the lithium ion battery is charged, part of lithium ions in the lithium iron phosphate are removed and are transferred to the negative electrode through the electrolyte, and meanwhile, electrons are released from the positive electrode and reach the negative electrode from an external circuit to maintain the balance of chemical reaction; during discharging, lithium ions are extracted from the negative electrode and reach the positive electrode through the electrolyte, and meanwhile, electrons are released from the negative electrode and reach the positive electrode from an external circuit to provide energy for the outside.

Lithium iron phosphate battery can produce the heat in work, if do not handle these heats, these heats can gather, make lithium iron phosphate battery's temperature can become very high, thereby influence lithium iron phosphate battery's life and result of use, and can dispel the heat to lithium iron phosphate battery through certain means among the prior art, but this mode radiating effect is limited, and if this mode has lost the radiating effect, staff is reminded to unable timely sending out the police dispatch newspaper, it is impaired to lead to lithium cell body very easily.

An effective solution to the problems in the related art has not been proposed yet.

Consequently in order to solve above problem, the utility model provides a lithium iron phosphate battery high temperature early warning device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium iron phosphate battery high temperature early warning device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature early warning device for a lithium iron phosphate battery comprises a device main body, wherein the device main body comprises a shell, heat-conducting plates are fixedly mounted on four sides inside the shell, a mounting plate is fixedly mounted inside the shell, a first thermometer is mounted at the top end of the mounting plate, a second thermometer is mounted at the top end of the mounting plate, a cooling box is fixedly mounted at the bottom end inside the shell, a circulating pump is mounted inside the cooling box, a second water pipe is mounted on one side of the circulating pump, a connecting head is mounted at the top end of the second water pipe, four groups of third water pipes are connected to the top end of the connecting head, one end of each third water pipe is connected with the heat-conducting plate, fourth water pipes are fixedly mounted on four sides at the top end of the cooling box, one end of each fourth water pipe is connected with the heat-conducting plate, and a third thermometer is mounted inside the cooling box, the refrigerator is still installed to the inside of cooler bin, the top fixed mounting of cooler bin has signal processor, the top of cooler bin is still fixed mounting has the controller, one side fixed mounting of shell has the warning light, one side of shell is still fixed mounting has bee calling organ.

Furthermore, L-shaped limiting plates are installed at four corners inside the shell, heat dissipation holes are formed in four sides of the shell, and heat dissipation fans are installed inside the heat dissipation holes.

Further, a battery body is further installed in the shell, and the battery body is installed on the top end of the installation plate and located between the four L-shaped limiting plates.

Furthermore, a first electrode connecting column is installed on one side of the top end of the battery body, and a second electrode connecting column is installed on the other side of the top end of the battery body.

Further, a first mounting groove has been seted up on the top of mounting panel, the inside fixed mounting of first mounting groove has first thermometer, a second mounting groove has still been seted up on the top of mounting panel, the inside fixed mounting of second mounting groove has the second thermometer.

Furthermore, a first water pipe is installed on one side of the circulating pump, the connector is fixedly installed on the top end of the cooling box, a water passing channel is formed in the heat conducting plate, and the water outlet end of the third water pipe and the water inlet end of the fourth water pipe are respectively connected with the water inlet and the water outlet of the water passing channel.

Furthermore, the first thermometer, the second thermometer and the third thermometer are all HB36 in model, the signal processor is CORTEX-M3 in model, and the controller is MAM-100 in model.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the temperature of the battery body can be detected through the first thermometer and the second thermometer, when the detected temperature reaches a certain value, the signal is transmitted to the signal processor, the information is integrated and analyzed through the signal processor, the signal is transmitted to the controller, the circulating pump is started by the controller, the cold water in the cooling box is transmitted to the third water pipe through the second water pipe by the circulating pump, the cold water is transmitted to the heat-conducting plate through the third water pipe, the cold water flows back to the cooling box through the fourth water pipe to realize the recycling of water, and because the heat-conducting plate is contacted with the battery body, the heat generated when the battery body works can be absorbed by the heat-conducting plate, and is absorbed by the cooling water flowing in the heat-conducting plate to dissipate heat and cool the battery body, if the first thermometer and the second thermometer detect that the temperature of the battery body continuously rises, or when staying high, show that heat dissipation mechanism breaks down, it gives signal transmission to signal processor this moment, and signal transmission carries out the integration analysis to information through signal processor, is giving the controller with signal transmission, opens warning light and bee calling organ by the controller, and warning light and bee calling organ send out the police dispatch newspaper and remind the staff.

2. The utility model discloses in, can detect the temperature in the cooler bin through the third thermometer, when the temperature that detects is higher, it gives signal processor with signal transmission, carries out the integration analysis to information through signal processor, gives the controller with signal transmission, opens the refrigerator by the controller, and the refrigerator refrigerates water and cools down to guarantee the cooling radiating effect to battery body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the top structure of the cooling box of the present invention;

FIG. 4 is a schematic view of the internal structure of the cooling box of the present invention;

fig. 5 is a system diagram of the present invention.

Reference numerals are as follows:

1. a device main body; 2. a housing; 201. an L-shaped limiting plate; 202. heat dissipation holes; 203. a heat radiation fan; 3. a battery body; 301. a first electrode connection post; 302. a second electrode connection post; 4. a heat conducting plate; 5. mounting a plate; 501. a first mounting groove; 502. a first temperature sensor; 503. a second mounting groove; 504. a second temperature controller; 6. a cooling tank; 601. a circulation pump; 602. a first water pipe; 603. a second water pipe; 604. a connector; 605. a third water pipe; 606. a fourth water pipe; 607. a third temperature controller; 608. a refrigerator; 7. a signal processor; 8. a controller; 9. an alarm light; 10. a buzzer.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-5, a high temperature early warning device for lithium iron phosphate batteries according to an embodiment of the present invention includes a device main body 1, the device main body 1 includes a housing 2, heat conducting plates 4 are fixedly mounted on four sides of the inside of the housing 2, a mounting plate 5 is fixedly mounted inside the housing 2, a first thermometer 502 is mounted on the top end of the mounting plate 5, a second thermometer 504 is mounted on the top end of the mounting plate 5, a cooling box 6 is fixedly mounted on the bottom end of the inside of the housing 2, a circulating pump 601 is mounted inside the cooling box 6, a second water pipe 603 is mounted on one side of the circulating pump 601, a connecting head 604 is mounted on the top end of the second water pipe 603, four sets of third water pipes 605 are connected to the top end of the connecting head 604, one end of the third water pipe 605 is connected to the heat conducting plate 4, and a fourth water pipe 606 is fixedly mounted on four sides of the top end of the cooling box 6, one end of the fourth water pipe 606 is connected to the heat conducting plate 4, the temperature of the battery body 3 can be detected by the first thermometer 502 and the second thermometer 504, when the detected temperature reaches a certain value, the signal is transmitted to the signal processor 7, the information is integrated and analyzed by the signal processor 7, the signal is transmitted to the controller 8, the circulating pump 601 is started by the controller 8, the circulating pump 601 transmits the cold water in the cooling tank 6 to the third water pipe 605 through the second water pipe 603, the cold water is transmitted to the heat conducting plate 4 through the third water pipe 605, the cold water flows back to the cooling tank 6 through the fourth water pipe 606, the water circulation is realized, and because the heat conducting plate 4 is in contact with the battery body 3, the heat generated during the operation of the battery body 3 can be absorbed by the heat conducting plate 4, and the heat conducting plate 4 can dissipate and cool the battery body, the inside of the cooling box 6 is provided with a third temperature detector 607, the inside of the cooling box 6 is further provided with a refrigerator 608, the temperature of water in the cooling box 6 can be detected through the third temperature detector 607, when the detected temperature of water is high, the signal is transmitted to the signal processor 7, the information is integrated and analyzed through the signal processor 7, the signal is transmitted to the controller 8, the refrigerator 608 is started by the controller 8, the refrigerator 608 refrigerates and cools the water, so as to ensure the cooling and heat dissipation effects of the battery body 3, the top end of the cooling box 6 is fixedly provided with the signal processor 7, the top end of the cooling box 6 is further fixedly provided with the controller 8, one side of the shell 2 is fixedly provided with an alarm lamp 9, one side of the shell 2 is further fixedly provided with a buzzer 10, if the first temperature detector 502 and the second temperature detector 504 detect that the temperature of the battery body 3 continuously rises, or when the temperature is high, the heat dissipation mechanism is indicated to be out of order, the heat dissipation mechanism transmits signals to the signal processor 7, information is integrated and analyzed through the signal processor 7, the signals are transmitted to the controller 8, the controller 8 turns on the alarm lamp 9 and the buzzer 10, and the alarm lamp 9 and the buzzer 10 give out alarms to remind workers.

Through the above technical scheme of the present invention, the L-shaped limiting plates 201 are installed at the four corners inside the housing 2, the heat dissipation holes 202 are opened at the four sides of the housing 2, the heat dissipation fans 203 are installed inside the heat dissipation holes 202, the stability of the battery body 3 in the housing 2 can be ensured by the four groups of L-shaped limiting plates 201, and the heat dissipation fans 203 can dissipate the heat on the heat conduction plate 4, so as to further improve the heat dissipation effect of the battery body 3; a battery body 3 is further mounted inside the housing 2, and the battery body 3 is mounted at the top end of the mounting plate 5 and located between the four sets of L-shaped limiting plates 201; a first electrode connecting column 301 is arranged on one side of the top end of the battery body 3, and a second electrode connecting column 302 is arranged on the other side of the top end of the battery body 3; a first mounting groove 501 is formed in the top end of the mounting plate 5, the first thermometer 502 is fixedly mounted inside the first mounting groove 501, a second mounting groove 503 is further formed in the top end of the mounting plate 5, and the second thermometer 504 is fixedly mounted inside the second mounting groove 503; a first water pipe 602 is installed on one side of the circulating pump 601, the connector 604 is fixedly installed at the top end of the cooling tank 6, a water passing channel is formed inside the heat conducting plate 4, and the water outlet end of the third water pipe 605 and the water inlet end of the fourth water pipe 606 are respectively connected with the water inlet and the water outlet of the water passing channel; the first thermometer 502, the second thermometer 504 and the third thermometer 607 are all HB36 in model, the signal processor 7 is CORTEX-M3 in model, and the controller 8 is MAM-100 in model.

The utility model discloses a lithium iron phosphate battery high temperature early warning device's theory of operation does: the first thermostat 502, the second thermostat 504 and the third thermostat 607 of model HB36, the signal processor 7 of model CORTEX-M3, the controller 8 of model MAM-100, the circulating pump 601, the refrigerator 608, the warning light 9 and the buzzer 10 are all common structures in the field, and are well known and widely used in daily life, the working principle and related structures thereof are well known to those skilled in the art, so that the description is not repeated herein, the temperature of the battery body 3 can be detected by the first thermostat 502 and the second thermostat 504, when the detected temperature reaches a certain value, the signals are transmitted to the signal processor 7, the information is integrated and analyzed by the signal processor 7, the circulating pump 601 is turned on by the controller 8 after the signals are transmitted to the controller 8, the circulating pump 601 transmits the cold water in the cooling tank 6 to the third water pipe 605 through the second water pipe 603, the heat generated by the battery body 3 during operation is absorbed by the heat-conducting plate 4 and the cooling water flowing in the heat-conducting plate 4 to cool the battery body by heat dissipation, because the heat-conducting plate 4 is in contact with the battery body 3, the heat generated by the battery body 3 during operation is absorbed by the cooling water flowing in the heat-conducting plate 4, the heat dissipation fan 203 is arranged to dissipate the heat on the heat-conducting plate 4, so as to further improve the heat dissipation effect on the battery body 3, if the first thermometer 502 and the second thermometer 504 detect that the temperature of the battery body 3 is continuously increased or is high, the heat dissipation mechanism is indicated to be in failure, at this time, the signal is transmitted to the signal processor 7, the information is integrated and analyzed by the signal processor 7, the signal is transmitted to the controller 8, the alarm lamp 9 and the buzzer 10 are turned on by the controller 8, alarm lamp 9 and buzzer 10 send out the police dispatch newspaper and remind the staff, can detect the temperature in the cooler bin 6 through third thermometer 607, when the temperature that detects is higher, it gives signal processor 7 with signal transmission, carry out the integration analysis to information through signal processor 7, give controller 8 with signal transmission, open refrigerator 608 by controller 8, refrigerator 608 refrigerates the cooling with water, thereby guarantee the cooling radiating effect to battery body 3.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The high-temperature early warning device for the lithium iron phosphate battery comprises a device main body (1), wherein the device main body (1) comprises a shell (2), heat-conducting plates (4) are fixedly mounted on four sides of the inside of the shell (2), a mounting plate (5) is fixedly mounted inside the shell (2), a first thermometer (502) is mounted on the top end of the mounting plate (5), a second thermometer (504) is further mounted on the top end of the mounting plate (5), a cooling box (6) is further fixedly mounted at the bottom end of the inside of the shell (2), a circulating pump (601) is mounted inside the cooling box (6), a second water pipe (603) is mounted on one side of the circulating pump (601), a connecting head (604) is mounted at the top end of the second water pipe (603), and the top end of the connecting head (604) is connected with four groups of third water pipes (605), one end of the third water pipe (605) is connected with the heat conducting plate (4), four sides of the top end of the cooling box (6) are fixedly provided with fourth water pipes (606), one end of each fourth water pipe (606) is connected with the heat conducting plate (4), a third thermometer (607) is arranged inside the cooling box (6), a refrigerator (608) is arranged inside the cooling box (6), a signal processor (7) is fixedly arranged on the top end of the cooling box (6), a controller (8) is fixedly arranged on the top end of the cooling box (6), an alarm lamp (9) is fixedly arranged on one side of the shell (2), and a buzzer (10) is fixedly arranged on one side of the shell (2).

2. The high-temperature early warning device for the lithium iron phosphate battery according to claim 1, wherein the housing (2) is provided with L-shaped limiting plates (201) at four corners inside, the housing (2) is provided with heat dissipation holes (202) at four sides, and the heat dissipation holes (202) are provided with heat dissipation fans (203) inside.

3. The high-temperature early warning device for the lithium iron phosphate battery according to claim 2, wherein a battery body (3) is further installed inside the housing (2), and the battery body (3) is installed at the top end of the installation plate (5) and located between the four sets of L-shaped limiting plates (201).

4. The high-temperature early warning device for the lithium iron phosphate battery as claimed in claim 3, wherein a first electrode connecting column (301) is installed on one side of the top end of the battery body (3), and a second electrode connecting column (302) is installed on the other side of the top end of the battery body (3).

5. The high-temperature early warning device for the lithium iron phosphate battery according to claim 1, wherein a first mounting groove (501) is formed at the top end of the mounting plate (5), the first thermometer (502) is fixedly mounted inside the first mounting groove (501), a second mounting groove (503) is further formed at the top end of the mounting plate (5), and the second thermometer (504) is fixedly mounted inside the second mounting groove (503).

6. The high-temperature early warning device for the lithium iron phosphate battery according to claim 1, wherein a first water pipe (602) is installed on one side of the circulating pump (601), the connector (604) is fixedly installed at the top end of the cooling box (6), a water passing channel is formed in the heat conducting plate (4), and a water outlet end of the third water pipe (605) and a water inlet end of the fourth water pipe (606) are respectively connected with a water inlet and a water outlet of the water passing channel.

7. The lithium iron phosphate battery high-temperature early warning device as claimed in claim 1, wherein the first thermometer (502), the second thermometer (504) and the third thermometer (607) are all model HB36, the signal processor (7) is model CORTEX-M3, and the controller (8) is model MAM-100.