CN211858730U

CN211858730U - Multifunctional USB battery protective shell

Info

Publication number: CN211858730U
Application number: CN202020676869.9U
Authority: CN
Inventors: 张文彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-11-03
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to a battery protection shell technical field especially relates to a multi-functional USB battery protection shell, including lower extreme shell, traditional battery, battery management mainboard, mainboard mount, battery contact plate, upper end shell, USB interface and power indicator, the bottom of traditional battery is located the inside of lower extreme shell, the negative pole end of traditional battery bottom contacts with the bottom of lower extreme shell inner wall, the top of battery contact plate contacts with the top of upper end shell inner wall, the positive terminal at traditional battery top and the bottom fixed connection of battery management mainboard. The utility model discloses reached the purpose that improves battery security and practicality, it easily carries simultaneously, and the cooperation battery management mainboard possesses battery short circuit protection and charge-discharge protection, plays the safest guard action to the battery, and the power indicator can demonstrate the red light warning at low-power moreover, can show green light when being full of electricity, can know battery in service behavior through the power display.

Description

Multifunctional USB battery protective shell

Technical Field

The utility model relates to a battery protection shell technical field especially relates to a multi-functional USB battery protection shell.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices that can generate electrical energy. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance.

The battery is a common battery which is simple and easy to operate and carry, and the product has the advantage of low price and can be widely applied. The inventor finds that the cylindrical battery is too simple, does not embody the advantages, cannot be recycled and is not environment-friendly. The conventional battery has no short-circuit protection or charging protection function, so that the safety and the practicability of the battery are not high, and the daily life and use requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a multi-functional USB battery protection shell has reached the purpose that improves battery security and practicality, and it easily carries simultaneously, and the cooperation battery management mainboard possesses battery short-circuit protection and charge-discharge protection, plays the safest guard action to the battery, and the power indicator can demonstrate the red light at low-power and report to the police, can show green light when being full of the electricity moreover, can know battery in service behavior through the power display.

(II) technical scheme

In order to realize the technical problem, the utility model provides a following technical scheme: the utility model provides a multi-functional USB battery protection shell, includes lower extreme shell, traditional battery, battery management mainboard, mainboard mount, battery contact plate, upper end shell, USB interface and quantity indicator, the bottom of traditional battery is located the inside of lower extreme shell, the negative pole end of traditional battery bottom contacts with the bottom of lower extreme shell inner wall, the top of battery contact plate contacts with the top of upper end shell inner wall, the positive terminal at traditional battery top and the bottom fixed connection of battery management mainboard, the surface at the battery management mainboard is cup jointed to the mainboard mount, the top of mainboard mount contacts with the bottom of battery contact plate, can dismantle fixed connection through the screw thread between upper end shell and the lower extreme shell.

Further, the positive terminal of the conventional battery is electrically connected with the input terminal of the battery management main board, and the model of the battery management main board is a PM800 BMS.

Further, the conventional battery is a cylindrical battery of 1.2V to 36V.

Furthermore, the output end of the battery management mainboard is electrically connected with the input end of the battery contact plate, and the upper end shell and the lower end shell are both cylindrical shells.

Further, the USB interface is located one side of upper end shell surface, the output of USB interface and the input electric connection of battery management mainboard.

Furthermore, the electric quantity indicating lamp is composed of four LEDs, the electric quantity indicating lamp is located on one side of the outer surface of the upper end shell, and the input end of the electric quantity indicating lamp is electrically connected with the output end of the battery management mainboard.

(III) advantageous effects

The utility model provides a multi-functional USB battery protective housing possesses following beneficial effect:

1. the utility model discloses compensate not enough among the prior art, give people and provide a duplicate protection safety, convenient USB multifunctional battery protective housing, it easily carries, cooperation battery management mainboard possesses battery short-circuit protection and charge-discharge protection simultaneously, play the safest guard action to the battery, and the power indicator can demonstrate the red light warning at low-power, can show green light when being full of the electricity, can know battery in service behavior through the electric quantity display, and when lower extreme shell and upper end shell closed, add the one deck protective housing for the battery, also be a multi-functional USB battery product, possess the battery and upgrade and have the function of charge end and battery protection circuit.

2. The utility model has the characteristics of steady voltage, the steady current, the power supply is stabilized for a long time, receives the very little electric current of external influence to battery simple structure, convenient to carry, charge-discharge operation simple accurate does not receive the influence of external world and temperature, and the stable performance is reliable, and all aspects in modern social life play have very big effect.

Drawings

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

FIG. 2 is an exploded view of the structure of the present invention;

FIG. 3 is an exploded view of the structure of the present invention;

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

fig. 5 is a schematic view of the structure of the present invention.

In the figure: 101. a lower end housing; 102. a conventional battery; 103. a battery management main board; 104. a mainboard fixing frame; 105. a battery contact plate; 106. an upper end housing; 107. a USB interface; 108. electric quantity indicator lamp.

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. 1-5, the present invention provides a technical solution: a multifunctional USB battery protection shell comprises a lower end shell 101, a traditional battery 102, a battery management mainboard 103, a mainboard fixing frame 104, a battery contact plate 105, an upper end shell 106, a USB interface 107 and an electric quantity indicator lamp 108, wherein the bottom of the traditional battery 102 is positioned in the lower end shell 101, the negative pole end of the bottom of the traditional battery 102 is contacted with the bottom of the inner wall of the lower end shell 101, the top of the battery contact plate 105 is contacted with the top of the inner wall of the upper end shell 106, the positive pole end of the top of the traditional battery 102 is fixedly connected with the bottom of the battery management mainboard 103, the mainboard fixing frame 104 is sleeved on the outer surface of the battery management mainboard 103, the top of the mainboard fixing frame 104 is contacted with the bottom of the battery contact plate 105, and the upper end shell 106 is detachably and fixedly connected with the lower end shell 101 through threads, the utility model makes up the defects in the prior art, and provides a double-protection safe, it easily carries, cooperation battery management mainboard 103 possesses battery short-circuit protection and charge-discharge protection simultaneously, play the guard action safest to the battery, and electric quantity pilot lamp 108 can demonstrate the red light warning at low-power, can show green light when fully charged, can know battery in service behavior through the electric quantity demonstration, and when lower extreme shell 101 and upper end shell 106 closed, add the one deck protective housing for the battery, also be a multi-functional USB battery product, possess the battery upgrade and have charge end and battery protection circuit's function.

The traditional battery 102 is a cylindrical battery with 1.2V-36V, the positive terminal of the traditional battery 102 is electrically connected with the input terminal of the battery management mainboard 103, the model of the battery management mainboard 103 is PM800BMS, the output terminal of the battery management mainboard 103 is electrically connected with the input terminal of the battery contact plate 105, the upper shell 106 and the lower shell 101 are both cylindrical shells, the USB interface 107 is positioned at one side of the outer surface of the upper shell 106, the output terminal of the USB interface 107 is electrically connected with the input terminal of the battery management mainboard 103, the power indicator 108 is composed of four LEDs, the power indicator 108 is positioned at one side of the outer surface of the upper shell 106, the input terminal of the power indicator 108 is electrically connected with the output terminal of the battery management mainboard 103, the utility model has the characteristics of stabilizing voltage, stabilizing current, stably supplying power for a long time, and little current influenced by the outside, the battery structure is simple, the carrying, the device is not influenced by external climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life.

The working principle is as follows: in the using process, when the traditional battery 102 is put into a cylindrical shell, the positive terminal box and the negative terminal of the traditional battery 102 are respectively contacted with the upper end shell 106 and the lower end shell 101, the top of the end of the upper end shell 106 is a positive terminal, the bottom of the lower end shell 101 is a negative terminal, when the traditional battery 102 is combined, the battery management mainboard 103 also detects the voltage and the work of the traditional battery 102, when the battery is low in power, the traditional battery 102 can be charged through the battery management mainboard 103 and the USB interface 107, and the low power can display a red light alarm and a green light when the battery is fully charged, meanwhile, the battery management mainboard 103 has battery short-circuit protection and charge-discharge protection, and plays the safest protection role of the battery, when the lower end shell 101 and the upper end shell 106 are combined, a layer of protective shell is added to the battery, and the multifunctional USB battery product is also provided with a battery and a battery upgrading circuit, and the input and output interface of the USB interface 107 is used for connecting the charging device and outputting the output interface of the charging voltage, and the battery management motherboard 103 is designed to display the electric quantity, so that the battery service condition can be known through the electric quantity display.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

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.

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 multi-functional USB battery protection shell, includes lower extreme shell (101), traditional battery (102), battery management mainboard (103), mainboard mount (104), battery contact board (105), upper end shell (106), USB interface (107) and electric quantity pilot lamp (108), its characterized in that: the bottom of traditional battery (102) is located the inside of lower extreme shell (101), the negative pole end of traditional battery (102) bottom contacts with the bottom of lower extreme shell (101) inner wall, the top of battery contact board (105) contacts with the top of upper end shell (106) inner wall, the positive terminal at traditional battery (102) top and the bottom fixed connection of battery management mainboard (103), mainboard mount (104) cup joints the surface at battery management mainboard (103), the top of mainboard mount (104) contacts with the bottom of battery contact board (105), can dismantle fixed connection through the screw between upper end shell (106) and lower extreme shell (101).

2. The multifunctional USB battery protection case according to claim 1, wherein: the positive terminal of the traditional battery (102) is electrically connected with the input terminal of a battery management mainboard (103), and the model of the battery management mainboard (103) is PM800 BMS.

3. The multifunctional USB battery protection case according to claim 1, wherein: the conventional battery (102) is a cylindrical battery of 1.2V-36V.

4. The multifunctional USB battery protection case according to claim 1, wherein: the output end of the battery management main board (103) is electrically connected with the input end of the battery contact board (105), and the upper end shell (106) and the lower end shell (101) are both cylindrical shells.

5. The multifunctional USB battery protection case according to claim 1, wherein: the USB interface (107) is positioned on one side of the outer surface of the upper end shell (106), and the output end of the USB interface (107) is electrically connected with the input end of the battery management mainboard (103).

6. The multifunctional USB battery protection case according to claim 1, wherein: electric quantity pilot lamp (108) constitute for four LEDs, electric quantity pilot lamp (108) are located one side of upper end shell (106) surface, the input of electric quantity pilot lamp (108) and the output electric connection of battery management mainboard (103).