CN214176151U

CN214176151U - Combined lithium battery

Info

Publication number: CN214176151U
Application number: CN202023123311.7U
Authority: CN
Inventors: 严学庆; 钱军; 吴芳; 李宏军
Original assignee: Jiangsu Haidesen Energy Co ltd
Current assignee: Jiangsu Haidesen Energy Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-10
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to a lithium cell technical field just discloses a modular lithium cell, the load simulator comprises a case, the top movable mounting of machine case has the case lid. This combination formula lithium cell, detect the temperature of quick-witted incasement portion through temperature sensor and will detect data transfer for the controller through the wire, when the temperature of incasement portion is less than the default, then the controller heaies up to quick-witted incasement portion through wire control heating pipe, avoid lithium cell operating temperature to hang down and influence life's the condition emergence, when the temperature of incasement portion is higher than the default, then the controller passes through wire control servo motor and starts, servo motor drives the valve clack rotation and makes the wind scooper switch-on through the output shaft, the simultaneous control ware passes through wire control radiator fan and starts, radiator fan takes out quick the inside high-temperature gas of machine case through the flabellum, thereby avoid lithium cell operating temperature too high and influence life's the condition emergence, reach the effect of simple and convenient multistage protection.

Description

Combined lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a modular lithium cell.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a non-aqueous electrolyte solution, the lithium metal battery is firstly proposed and researched by Gilbert N.Lewis in 1912, and the M.S. Whittingham is proposed and researched in the 70 th 20 th century, because the chemical properties of the lithium metal are very active, the lithium metal is very high in requirements on environment during processing, storage and use, and becomes a mainstream with the development of scientific technology, and the lithium battery can be roughly divided into two types: lithium metal batteries and lithium ion batteries, the lithium ion batteries do not contain metallic lithium and can be charged, the fifth generation products of rechargeable batteries, namely the lithium metal batteries, are produced in 1996, the safety, the specific capacity, the self-discharge rate and the cost performance ratio of the rechargeable batteries are all superior to those of the lithium ion batteries, and only a few national companies produce the lithium metal batteries due to the high technical requirement limit of the rechargeable batteries.

The traditional lithium battery generally has no protection function, so that the service temperature of the lithium battery is too low or too high, and the service life of the lithium battery is influenced, and the combined lithium battery is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a modular lithium cell possesses advantages such as multiple protection, has solved traditional lithium cell and has generally not had safeguard function, leads to lithium cell operating temperature to hang down excessively or too high and influence life's problem.

(II) technical scheme

For the purpose of realizing above-mentioned multiple protection, the utility model provides a following technical scheme: a combined lithium battery comprises a case, wherein a case cover is movably mounted at the top of the case, heat insulation plates are fixedly mounted on the inner walls of the case and the case cover, a first damping spring is fixedly mounted at the bottom of the inner wall of the case, a first mounting frame is fixedly mounted at the top of the first damping spring, a second damping spring is fixedly mounted at the top of the inner wall of the case cover, a second mounting frame is fixedly mounted at the bottom of the second damping spring, backing plates are fixedly mounted on the opposite sides of the second mounting frame and the first mounting frame, a lithium battery pack body is fixedly mounted on the opposite sides of the backing plates, a heating pipe is fixedly mounted on the back of the inner wall of the case, a protective cover is fixedly mounted on the outer wall of the heating pipe on the back of the inner wall of the case, a temperature sensor is fixedly mounted on the upper side of the heating pipe on the back of the inner wall of the case, and an air guide cover is fixedly mounted on the left side and the right side of the case, the improved wind guide cover comprises a wind guide cover, a heat radiating fan, a servo motor, a valve clack, a first damping spring, a controller and a second damping spring, wherein the heat radiating fan is fixedly installed inside the wind guide cover, ventilation openings corresponding to the wind guide cover are formed in the left side and the right side of the case, the servo motor is fixedly installed on the left side and the right side of the inner wall of the case and located below the wind guide cover, the valve clack penetrates through and extends into the wind guide cover in a sleeved mode on an output shaft of the servo motor, and the controller is fixedly installed on the bottom of the inner wall of the case and located on the left side of the first damping spring.

Preferably, the outer walls of the case and the case cover are fixedly provided with reinforcing ribs, the number of the first damping springs and the number of the second damping springs are twenty-four, and the twenty-four first damping springs and the twenty-four second damping springs are distributed in an array of four times six at the bottom of the inner wall of the case and the top of the inner wall of the case cover respectively.

Preferably, the backing plate is an elastic insulating rubber plate, the protective cover is a stainless steel wire mesh enclosure, and the protective cover is fixedly connected with the case through screws.

Preferably, the number of the temperature sensors is not less than two, the number of the wind scoopers and the number of the heat dissipation fans are two, the two wind scoopers are symmetrically distributed on the left side and the right side of the inner wall of the case, and the wind directions of the two heat dissipation fans are the same.

Preferably, the ventilation opening is a circular through hole, and fixing seats are fixedly arranged on the left side and the right side of the inner wall of the case and on the outer wall of the servo motor.

Preferably, the controller is electrically connected with the heating pipe, the temperature sensor, the cooling fan and the servo motor through wires, and the outer wall of the valve clack is sleeved with the sealing ring.

(III) advantageous effects

Compared with the prior art, the utility model provides a modular lithium cell possesses following beneficial effect:

the combined lithium battery detects the temperature inside the case through the temperature sensor and transmits the detected data to the controller through the lead, when the temperature inside the case is lower than a preset value, the controller controls the heating pipe to heat the inside of the case through the lead to avoid the situation that the service life of the lithium battery is influenced due to too low use temperature, when the temperature inside the case is higher than the preset value, the controller controls the servo motor to start through the lead, the servo motor drives the valve clack to rotate through the output shaft and leads the wind scooper to be conducted, meanwhile, the controller controls the cooling fan to start through the lead, the cooling fan rapidly extracts high-temperature gas inside the case through the fan blades, thereby avoiding the situation that the service life of the lithium battery is influenced due to too high use temperature, achieving the effect of simple and convenient multi-stage protection, and slowing down the abrasion between the lithium battery pack body and the first mounting rack and the second mounting rack through the elastic deformation of the backing plate, multiple shock attenuation is carried out to lithium cell group body to rethread first damping spring and second damping spring, avoids the lithium cell group body to take place because of the too big condition that causes the damage of colliding with of vibration range, has further prolonged this combination formula lithium cell's life.

Drawings

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

fig. 2 is an enlarged view of a position a in the structure diagram 1 of the present invention.

In the figure: the solar battery pack comprises a case 1, a case cover 2, a heat insulation plate 3, a first damping spring 4, a first mounting frame 5, a second damping spring 6, a second mounting frame 7, a base plate 8, a lithium battery pack body 9, a heating pipe 10, a protective cover 11, a temperature sensor 12, an air guide cover 13, a cooling fan 14, a ventilation opening 15, a servo motor 16, a valve clack 17 and a controller 18.

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. 1-2, a combined lithium battery includes a case 1, a case cover 2 movably mounted on the top of the case 1, heat insulation plates 3 fixedly mounted on the inner walls of the case 1 and the case cover 2, first damping springs 4 fixedly mounted on the bottom of the inner wall of the case 1, a first mounting frame 5 fixedly mounted on the top of the first damping springs 4, second damping springs 6 fixedly mounted on the top of the inner wall of the case cover 2, reinforcing ribs fixedly mounted on the outer walls of the case 1 and the case cover 2, twenty-four first damping springs 4 and second damping springs 6 respectively distributed in a four-by-six array on the bottom of the inner wall of the case 1 and the top of the inner wall of the case cover 2, a second mounting frame 7 fixedly mounted on the bottom of the second damping springs 6, backing plates 8 fixedly mounted on the opposite sides of the second mounting frame 7 and the first mounting frame 5, a lithium battery pack body 9 is fixedly installed on the opposite side of the backing plate 8, a heating pipe 10 is fixedly installed on the back of the inner wall of the case 1, a protective cover 11 is fixedly installed on the back of the inner wall of the case 1 and positioned on the outer wall of the heating pipe 10, the backing plate 8 is an elastic insulating rubber plate, the protective cover 11 is a stainless steel wire mesh enclosure, the protective cover 11 is fixedly connected with the case 1 through screws, temperature sensors 12 are fixedly installed on the back of the inner wall of the case 1 and positioned above the heating pipe 10, wind scoopers 13 are fixedly installed on the left side and the right side of the inner wall of the case 1, heat dissipation fans 14 are fixedly installed inside the wind scoopers 13, the number of the temperature sensors 12 is not less than two, the number of the wind scoopers 13 and the number of the heat dissipation fans 14 are two, the two wind scoopers 13 are symmetrically distributed on the left side and the right side of the inner wall of the case 1, the wind directions of the two heat dissipation fans 14 are the same, and the left side and the right side of the case 1 are both provided with ventilation openings 15 corresponding to the wind scoopers 13, a servo motor 16 is fixedly arranged on the left side and the right side of the inner wall of the case 1 and below the wind scooper 13, the vent 15 is a circular through hole, fixing seats are fixedly arranged on the left side and the right side of the inner wall of the case 1 and on the outer wall of the servo motor 16, a valve flap 17 penetrating through and extending into the wind scooper 13 is sleeved on an output shaft of the servo motor 16, a controller 18 is fixedly arranged at the bottom of the inner wall of the case 1 and on the left side of the first damping spring 4, the controller 18 is electrically connected with the heating pipe 10, the temperature sensor 12, the cooling fan 14 and the servo motor 16 through wires, a sealing ring is sleeved on the outer wall of the valve flap 17, the temperature inside the case 1 is detected through the temperature sensor 12, and detected data is transmitted to the controller 18 through wires, when the temperature inside the case 1 is lower than a preset value, the controller 18 controls the heating pipe 10 to heat the inside of the case 1 through wires, the situation that the service life of the lithium battery is influenced due to too low use temperature of the lithium battery is avoided, when the temperature inside the case 1 is higher than a preset value, the controller 18 controls the servo motor 16 to be started through a lead, the servo motor 16 drives the valve clack 17 to rotate through an output shaft and enables the air guide cover 13 to be conducted, meanwhile, the controller 18 controls the radiating fan 14 to be started through a lead, the radiating fan 14 quickly extracts high-temperature gas inside the case 1 through fan blades, the situation that the service life of the lithium battery is influenced due to too high use temperature of the lithium battery is avoided, the simple and convenient multi-stage protection effect is achieved, abrasion between the lithium battery pack body 9 and the first mounting frame 5 and the second mounting frame 7 is reduced through elastic deformation of the backing plate 8, multiple shock absorption is carried out on the lithium battery pack body 9 through the first damping spring 4 and the second damping spring 6, and the situation that the lithium battery pack body 9 is damaged due to too large shock amplitude is avoided, the service life of the combined lithium battery is further prolonged.

In summary, in the combined lithium battery, the temperature sensor 12 detects the temperature inside the case 1 and transmits the detected data to the controller 18 through the wire, when the temperature inside the case 1 is lower than the preset value, the controller 18 controls the heating pipe 10 to heat the inside of the case 1 through the wire, thereby avoiding the occurrence of the condition that the service life of the lithium battery is affected due to too low temperature, when the temperature inside the case 1 is higher than the preset value, the controller 18 controls the servo motor 16 to start through the wire, the servo motor 16 drives the valve flap 17 to rotate through the output shaft and conduct the air guiding cover 13, and simultaneously the controller 18 controls the cooling fan 14 to start through the wire, the cooling fan 14 rapidly extracts the high-temperature gas inside the case 1 through the fan blades, thereby avoiding the occurrence of the condition that the service life of the lithium battery is affected due to too high temperature, and achieving the effect of simple and convenient multi-stage protection, elastic deformation through backing plate 8 slows down the wearing and tearing between lithium cell group body 9 and first mounting bracket 5 and the second mounting bracket 7, rethread first damping spring 4 and second damping spring 6 carry out multiple shock attenuation to lithium cell group body 9, avoid lithium cell group body 9 to lead to the fact the condition of colliding with the damage to take place because of the vibrations range is too big, this combination formula lithium cell's life has further been prolonged, it does not generally have safeguard function to have solved traditional lithium cell, lead to lithium cell service temperature to hang down excessively or the problem that influences life excessively.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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.

Claims

1. The utility model provides a modular lithium cell, includes quick-witted case (1), its characterized in that: the box cover is characterized in that a box cover (2) is movably mounted at the top of the box (1), a heat insulation plate (3) is fixedly mounted on the inner walls of the box (1) and the box cover (2), a first damping spring (4) is fixedly mounted at the bottom of the inner wall of the box (1), a first mounting frame (5) is fixedly mounted at the top of the first damping spring (4), a second damping spring (6) is fixedly mounted at the top of the inner wall of the box cover (2), a second mounting frame (7) is fixedly mounted at the bottom of the second damping spring (6), backing plates (8) are fixedly mounted on the opposite sides of the second mounting frame (7) and the first mounting frame (5), lithium battery pack bodies (9) are fixedly mounted on the opposite sides of the backing plates (8), heating pipes (10) are fixedly mounted on the back of the inner wall of the box (1), and a protective cover (11) is fixedly mounted on the outer wall of the inner, the temperature sensor (12) is fixedly mounted on the back face of the inner wall of the case (1) and above the heating pipe (10), an air guide cover (13) is fixedly mounted on the left side and the right side of the case (1), a cooling fan (14) is fixedly mounted inside the air guide cover (13), a ventilation opening (15) corresponding to the air guide cover (13) is formed in the left side and the right side of the case (1), a servo motor (16) is fixedly mounted on the left side and the right side of the inner wall of the case (1) and below the air guide cover (13), a valve clack (17) penetrating through and extending to the inside of the air guide cover (13) is sleeved on an output shaft of the servo motor (16), and a controller (18) is fixedly mounted on the bottom of the inner wall of the case (1) and on the left side of the first damping spring (4).

2. A modular lithium battery as claimed in claim 1, characterized in that: the outer walls of the case (1) and the case cover (2) are fixedly provided with reinforcing ribs, the number of the first damping springs (4) and the number of the second damping springs (6) are twenty-four, and the first damping springs (4) and the second damping springs (6) are distributed in an array of four times six at the bottom of the inner wall of the case (1) and the top of the inner wall of the case cover (2) respectively.

3. A modular lithium battery as claimed in claim 1, characterized in that: the base plate (8) is an elastic insulating rubber plate, the protective cover (11) is a stainless steel wire mesh enclosure, and the protective cover (11) is fixedly connected with the case (1) through screws.

4. A modular lithium battery as claimed in claim 1, characterized in that: the number of the temperature sensors (12) is not less than two, the number of the air guiding covers (13) and the number of the heat dissipation fans (14) are two, the two air guiding covers (13) are symmetrically distributed on the left side and the right side of the inner wall of the case (1), and the wind directions of the two heat dissipation fans (14) are the same.

5. A modular lithium battery as claimed in claim 1, characterized in that: the ventilation opening (15) is a circular through hole, and fixing seats are fixedly arranged on the left side and the right side of the inner wall of the case (1) and on the outer wall of the servo motor (16).

6. A modular lithium battery as claimed in claim 1, characterized in that: the controller (18) is electrically connected with the heating pipe (10), the temperature sensor (12), the cooling fan (14) and the servo motor (16) through leads, and the outer wall of the valve clack (17) is sleeved with a sealing ring.