CN214898590U

CN214898590U - Lithium manganate battery

Info

Publication number: CN214898590U
Application number: CN202121399146.XU
Authority: CN
Inventors: 杜健健; 曾彤; 黄有华
Original assignee: Guangxi Institute of Occupational
Current assignee: Guangxi Institute of Occupational
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-11-26
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to a lithium manganate battery, including casing, roof, mounting groove and atress board, the roof is installed to the upper end opening part of casing, the upper surface of roof is provided with the warning light, lithium cell body is installed to the inside equidistance of casing, be provided with the atress board between the lithium cell body, pressure sensor is installed to the inside equidistance of atress board, the air outlet has been seted up to the both sides level of casing, first dust screen is installed to the opening part of air outlet, the inside mounting groove of having seted up of casing lower extreme, the motor is installed to the inside symmetry of mounting groove, the impeller is installed to the upper end of motor output shaft. The utility model discloses a negative pressure that the impeller rotation produced reduces the temperature that lithium cell body discharged the production with the inside of external air suction casing, takes place the bloated back when lithium cell body, warns people through pressure sensor and warning light, reminds people to change lithium cell body, has greatly improved the security of device.

Description

Lithium manganate battery

Technical Field

The utility model relates to a lithium cell technical field, concretely relates to lithium manganate battery.

Background

The lithium manganate battery is a battery with the anode made of a lithium manganate material, is low in cost, good in safety and widely used, and is easy to prepare, so that the cost is low, and meanwhile, the working condition of the lithium manganate battery under the low-temperature condition is very good, so that the lithium manganate battery is suitable for cold weather.

After mass search, the prior art is found, the publication number is CN212182452U, and a lithium manganate battery structure with a static conductive coating is disclosed, which comprises a current collector and a conductor, wherein a high temperature resistant coating is arranged at the upper end of a waterproof coating, the waterproof coating is arranged at the upper end of a base layer, the waterproof coating can prevent the interior of the lithium manganate battery from being easily watered, the waterproof effect is good, the high temperature resistant coating is a component made of polytetrafluoroethylene, the high temperature resistant effect is good, the service life of the lithium manganate battery is conveniently prolonged, the conductor layer is a component made of a mixture of a fluororesin coating and a carbon nano conductive coating, the fluororesin coating has good stability, the high temperature resistance is realized, the carbon nano conductive coating is convenient to conduct electricity, the lithium manganate battery has the advantage of static conductive performance, the first diaphragm and the second diaphragm are both made of composite polypropylene fiber materials, and the mass density of the lithium manganate battery can be improved, and the high temperature resistance and the good oxidation resistance effect are achieved.

In conclusion, the existing lithium manganate battery can emit a large amount of heat in the discharging process, and meanwhile, the lithium manganate material is not stable, and is easy to decompose to generate gas under the condition of high temperature, so that the lithium manganate battery is bulged, and the service life and the safety of the lithium manganate battery are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lithium manganate battery has solved above technical problem.

The utility model provides a scheme as follows of above-mentioned technical problem: the utility model provides a lithium manganate battery, includes casing, roof, mounting groove and atress board, the roof is installed to the upper end opening part of casing, the upper surface of roof is provided with the warning light, lithium cell body is installed to the inside equidistance of casing, be provided with the atress board between the lithium cell body, pressure sensor is installed to the inside equidistance of atress board, the air outlet has been seted up to the both sides level of casing, first dust screen is installed to the opening part of air outlet, the inside mounting groove of having seted up of casing lower extreme, the motor is installed to the inside symmetry of mounting groove, the impeller is installed to the upper end of motor output shaft.

The utility model has the advantages that: the device passes through the motor and drives the rotatory negative pressure that produces of impeller, pass through the inside that the air intake inhales the casing with external air, the heat that produces when making lithium cell body discharge can be followed the air outlet and discharged, avoid high temperature to influence lithium cell body's life, lithium cell body takes place to bulge back extrusion atress board simultaneously, make the inside pressure sensor of atress board give the warning light with pressure signal transmission, make the warning light flash and remind people, it changes in time to discover that lithium cell body is impaired to be convenient for people, avoid the emergence of dangerous accident, the practicality of device has effectively been improved.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the upper surface of roof runs through and installs the electrode post, the lower extreme of electrode post install in lithium cell body upper end.

The beneficial effect of adopting the further scheme is that: the battery pack consisting of the lithium battery body can be electrically connected with external equipment through the electrode posts, so that the device can supply power to the equipment.

Furthermore, the clamping seats are installed on the lower surface of the top plate at equal intervals, the clamping seats are installed on the inner wall of the lower end of the shell at equal intervals, a rubber pad is installed on one side, opposite to the clamping seats, of each clamping seat, and the lithium battery body is installed between the clamping seats.

The beneficial effect of adopting the further scheme is that: the lithium battery body can be effectively fixed to the clamping seat, the lithium battery body is prevented from shaking, and meanwhile the rubber pad can buffer the lithium battery body.

Further, the pressure sensor is electrically connected with the warning lamp.

The beneficial effect of adopting the further scheme is that: the pressure sensor senses pressure signals and then flashes through the electric connection control warning lamp, so that people can observe the phenomenon that the lithium battery body bulges in time.

Further, the lower extreme symmetry of mounting groove is installed the mount pad, the upper end of mount pad is installed the motor.

The beneficial effect of adopting the further scheme is that: the vibration generated during the operation of the motor can be effectively reduced through the mounting seat.

Further, an air inlet communicated with the mounting groove is formed in the lower surface of the shell, and a second dust screen is installed at an opening of the air inlet.

The beneficial effect of adopting the further scheme is that: the wind gap can be convenient for outside air and get into the inside of casing, effectively improves circulation of air speed, and the reducible dust in the air of second dust screen gets into inside the casing simultaneously.

Furthermore, supporting legs are installed at four corners of the lower surface of the shell.

The beneficial effect of adopting the further scheme is that: the supporting legs can support the shell, increase the distance between shell and the equipment, avoid the lower surface of shell direct and equipment to take place the contact simultaneously, avoid the air intake to take place to block up.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic main sectional view of a lithium manganate battery provided in an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a structure a in fig. 1 of a lithium manganate battery according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a structure B in fig. 1 of a lithium manganate battery according to an embodiment of the present invention;

fig. 4 is a schematic side sectional view of a lithium manganate battery provided by an embodiment of the present invention;

fig. 5 is a schematic side view of a lithium manganate battery provided by an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 2. a card holder; 3. a lithium battery body; 4. a top plate; 5. a warning light; 6. an electrode column; 7. supporting legs; 8. mounting grooves; 9. an air outlet; 10. a first dust screen; 11. a rubber pad; 12. a stress plate; 13. a pressure sensor; 14. an air inlet; 15. a mounting seat; 16. an electric motor; 17. an impeller; 18. and a second dust screen.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-5, the examples given are intended to illustrate the present invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 5, the utility model provides a lithium manganate battery, which comprises a housing 1, a top plate 4, a mounting groove 8 and a stress plate 12, wherein the top opening of the housing 1 is provided with the top plate 4, the upper surface of the top plate 4 is provided with a warning lamp 5, the warning lamp 5 flickers after receiving an electric signal, lithium battery bodies 3 are equidistantly installed inside the housing 1, the stress plate 12 is arranged between the lithium battery bodies 3, pressure sensors 13 are equidistantly installed inside the stress plate 12, the pressure sensors 13 are electronic devices capable of sensing a pressure signal and converting the pressure signal into an electric signal capable of being output according to a certain rule, air outlets 9 are horizontally arranged at two sides of the housing 1, the air outlets 9 can facilitate the exchange between the air inside the housing 1 and the outside air, so that the heat inside the housing 1 is rapidly discharged, a first dust screen 10 is installed at the opening of the air outlets 9, the first dust screen 10 can prevent external foreign matters from entering the shell 1 to damage the lithium battery body 3, the lower end of the shell 1 is provided with the mounting groove 8, the motor 16 is symmetrically mounted in the mounting groove 8, and certainly, as is well known to those skilled in the art, the motor 16 is provided with common knowledge and belongs to conventional means or common knowledge, which is not described herein any more, and those skilled in the art can carry out any optional matching according to the needs or convenience, the upper end of the output shaft of the motor 16 is provided with the impeller 17, and the impeller 17 can generate negative pressure when rotating at high speed to suck external air into the shell 1.

Preferably, the upper surface of roof 4 runs through and installs electrode column 6, and the lower extreme of electrode column 6 is installed in lithium cell body 3 upper end, can be connected the group battery that lithium cell body 3 constitutes with the external equipment electricity through electrode column 6 for the device can supply power to equipment, and roof 4 avoids the group battery that lithium cell body 3 constitutes to expose in external environment, prevents that lithium cell body 3 from receiving the striking.

Preferably, cassette 2 is installed to the lower surface equidistance of roof 4, cassette 2 is installed to 1 lower extreme inner wall equidistance of casing, rubber pad 11 is installed to the relative one side of cassette 2, and lithium cell body 3 installs between cassette 2, and cassette 2 can effectively fix lithium cell body 3, avoids lithium cell body 3 to take place to rock, and rubber pad 11 can cushion lithium cell body 3 simultaneously, reduces the influence of device vibration to lithium cell body 3, avoids lithium cell body 3 impaired lead to electrolyte to ooze.

Preferably, pressure sensor 13 is connected with warning light 5 electricity, extrudees atress board 12 after lithium cell body 3 takes place to swell, and then makes pressure sensor 13 receive certain pressure, and pressure sensor 13 feels behind the pressure signal and glimmers through electric connection control warning light 5 for people can in time observe the phenomenon that lithium cell body 3 takes place to swell, and in time change lithium cell body 3.

Preferably, the mounting seats 15 are symmetrically mounted at the lower ends of the mounting grooves 8, the motor 16 is mounted at the upper end of the mounting seat 15, and the mounting seats 15 can effectively reduce the vibration generated during the operation of the motor 16, reduce the influence of the vibration on the device and effectively prolong the service life of the motor 16.

Preferably, the air inlet 14 of intercommunication mounting groove 8 is seted up to casing 1 lower surface, second dust screen 18 is installed to the opening part of air inlet 14, and air inlet 14 can be convenient for outside air and get into casing 1's inside, effectively improves circulation of air speed, reaches the effect with the inside heat exhaust of casing 1 fast, and simultaneously the reducible dust in the air of second dust screen 18 gets into inside casing 1 to avoid outside foreign matter to be inhaled the inside of casing 1 by impeller 17.

Preferably, supporting legs 7 are installed at four corners of the lower surface of the shell 1, the supporting legs 7 can support the shell 1, the distance between the shell 1 and equipment is increased, the carrying device for workers is convenient to carry, meanwhile, the lower surface of the shell 1 is prevented from being directly contacted with the equipment, and the blockage of the air inlet 14 is avoided, so that the air inside the shell 1 can flow rapidly.

The utility model discloses a concrete theory of operation and application method do: the utility model discloses a pressure sensor 13 response lithium cell body 3 whether to take place the bulge phenomenon, and remind people through warning light 5, drive impeller 17 through motor 16 simultaneously and rotate, make the outside air inhale the casing 1 inside, cool down lithium cell body 3 inside casing 1, avoid high temperature to influence the life of lithium cell body 3, after lithium cell body 3 takes place the bulge, atress board 12 between lithium cell body 3 is extruded, pressure sensor 13 inside atress board 12 converts the pressure signal into the electric signal, make warning light 5 flicker, remind people lithium cell body 3 to take place the damage and need change, produce a large amount of heat after lithium cell body 3 discharges for a long time, drive impeller 17 through motor 16 and carry out high-speed rotation and produce the negative pressure and inhale the outside air into casing 1 inside, and discharge the heat through air outlet 9, realize that the inside heat of casing 1 exchanges with the external world, reduce lithium cell body 3's temperature, effectively improved lithium cell body 3's life.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A lithium manganate battery is characterized in that: including casing (1), roof (4), mounting groove (8) and atress board (12), roof (4) are installed to the upper end opening part of casing (1), the upper surface of roof (4) is provided with warning light (5), lithium cell body (3) are installed to the inside equidistance of casing (1), be provided with atress board (12) between lithium cell body (3), pressure sensor (13) are installed to atress board (12) inside equidistance, air outlet (9) have been seted up to the both sides level of casing (1), first dust screen (10) are installed to the opening part of air outlet (9), mounting groove (8) have been seted up to casing (1) lower extreme inside, motor (16) are installed to the inside symmetry of mounting groove (8), impeller (17) are installed to the upper end of motor (16) output shaft.

2. The lithium manganate battery of claim 1, wherein: the upper surface of roof (4) runs through and installs electrode column (6), the lower extreme of electrode column (6) install in lithium cell body (3) upper end.

3. The lithium manganate battery of claim 1, wherein: the lower surface of the top plate (4) is equidistantly provided with clamping seats (2), the inner wall of the lower end of the shell (1) is equidistantly provided with the clamping seats (2), one side, opposite to the clamping seats (2), of the clamping seats is provided with a rubber pad (11), and the lithium battery body (3) is arranged between the clamping seats (2).

4. The lithium manganate battery of claim 1, wherein: the pressure sensor (13) is electrically connected with the warning lamp (5).

5. The lithium manganate battery of claim 1, wherein: and the lower end of the mounting groove (8) is symmetrically provided with a mounting seat (15), and the upper end of the mounting seat (15) is provided with the motor (16).

6. The lithium manganate battery of claim 1, wherein: an air inlet (14) communicated with the mounting groove (8) is formed in the lower surface of the shell (1), and a second dust screen (18) is installed at an opening of the air inlet (14).

7. The lithium manganate battery of claim 1, wherein: supporting legs (7) are installed at four corners of the lower surface of the shell (1).