CN201207418Y

CN201207418Y - Battery box construction having emergency rescuing function

Info

Publication number: CN201207418Y
Application number: CNU200820102422XU
Authority: CN
Inventors: 罗中和
Original assignee: Individual
Current assignee: Feifan Technology (shenzhen) Ltd Energy
Priority date: 2008-05-23
Filing date: 2008-05-23
Publication date: 2009-03-11
Anticipated expiration: 2018-05-23

Abstract

The utility model discloses a battery box structure with an emergency rescue function, which is mainly provided with a shell; an electricity storing system is arranged in the shell; a battery protecting device is arranged on one side inside the shell, and at least a battery supplying unit, a micro-control unit chip, a magnetic latching relay and a relay control circuit are arranged on a circuit board structure of the battery protecting device; wherein, a single startup keystoke is arranged on the circuit board, and the startup keystoke can arranged in the shell or extended out of the shell. The relay control circuit utilizes the micro-control unit chip to determine voltage value of each chip and execute the start/shut function to the relay; so when the battery which is provided with lithium ion battery characteristic and is controlled by an electronic component also has certain final electric power, the battery can be powered off and can not completely consume electric power for final emergency using.

Description

The battery pack structure of tool emergency relief function

Technical field

The utility model be about a kind of use at the relevant battery structure of lithium ion battery class or its, be meant a kind of battery pack structure of tool emergency relief function especially.

Background technology

Battery is the important energy instrument, in order to develop the new energy, the kind of battery is also more and more many, and its application is also more and more wide, if battery is distinguished with itself charge and discharge characteristic and job specification, be broadly divided into primary cell (primary cell) and secondary cell (secondary battery) two big classes: wherein, the battery that can being repeated exactly of secondary cell indication charged and used, can be comparatively economical on cost, therefore widely popular institute is liked, and the present invention also inquires at this kind battery.

The application of secondary cell at present, the most normal promptly being to use among the electric power system of vehicle promptly established a battery so that the usefulness of engine ignition, illumination, indicating instrument or electronic component to be provided at built-in vehicle; And the user is when being everlasting most driving vehicle, process tube, mountain tunnel etc. are located and are turned on light, or start illumination and other power supply because of prominent wet weather, thick fog extremely, but after rolling the tunnel away from or the sun shines again after the rain soon, often forgotten to turn on light under the big sun, so temporary transient stopping working under outdoor sunlight stopped and the power supply in the battery exhausted; Again or because come in contact badly in the electric power system, and the situation of electric leakage is arranged gradually; Or because do not use vehicle for a long time, and make battery exhaust electric power gradually, vehicle can't be moved for the moment, if by chance can't start vehicle on the ground of intermountain path or poor far from town open country especially, the people has been absorbed among the gathering clouds and rolling mists, influence stroke or the plan planned are the things that driver institute experiences jointly; Therefore, secondary cell exhausts electric energy and can't use immediately under the situation of failing to predict, be exactly the very great shortcoming of secondary cell.

The design people is for this shortcoming of secondary cell, the structure of special thinking secondary cell, except more old-fashioned " lead-acid battery " reaches " nickel-cadmium cell ", be the space that does not have improvement because of the constituent element of itself, but present up-to-date on the market product " lithium ion battery " then has living space and method solves aforesaid problem.

The utility model content

The purpose of this utility model provides a kind of battery pack structure of tool emergency relief function, and it can make battery can not exhaust fully with in the usefulness of last first aid.

For achieving the above object, solution of the present utility model is: a kind of battery pack structure of tool emergency relief function, mainly be provided with a housing, and this enclosure interior is provided with power storage system; Wherein be provided with a battery protecting apparatus in enclosure interior one side, the circuit board framework of this battery protecting apparatus is provided with battery supplied unit, micro-control unit chip, magnetic latching relay and a control relay circuit at least; Wherein, be provided with one in addition and independently start button on this circuit board, this startup button can be hidden in the housing or project outward from the housing.

Described battery protecting apparatus is provided with the signal indicator light.

Described battery protecting apparatus is provided with the power test plug.

After adopting such scheme, control relay circuit of the present utility model is differentiated the voltage data of each electric core according to micro-control unit chip, and to the controlled function of the capable open and close of relay; Therefore at a kind of battery of tool lithium ion battery characteristic, control this battery by electronic component and using when still leaving last a certain amount of electric power, promptly give outage and can not exhaust all electric power fully; This aforesaid a certain amount of electric power promptly is the electric power as last use (starting vehicle or other facility); Other establishes button system can be restarted the electric power of this storage, then when battery for some reason and power consumption and when cutting off the power supply, really do not exhaust the interior all electric power of battery originally in fact, then after pressure is touched above-mentioned button, can restart last electric power, making this finally stored electric weight can be used for the usefulness of last first aid, often is exactly when needing emergency relief most.

Description of drawings

Fig. 1 is an embodiment outside drawing of the present utility model;

Fig. 2 is a sectional structure chart of the present utility model;

Fig. 3 is provided with figure for circuit of the present utility model;

Fig. 4 is a circuit operation schematic diagram of the present utility model;

Fig. 5 is the utility model lithium ion battery characteristic and the general electrical comparison chart of lead-acid battery.

The primary clustering symbol description

1 battery protecting apparatus

10 micro-control unit chip 20 sample circuits

21 control relay circuits, 30 current supply circuits

40 battery supplied unit, 31 reference voltage loops

41 electric core 42 electric cores

50 magnetic latching relays, 51 extension bars

52 contacts, 60 signal indicator lights

70 housings, 71 handles

72 power storage systems, 73 holes

80 test plugs 81 start button

Embodiment

Please referring to shown in Figure 5, electrical comparison chart for lithium ion battery and lead-acid battery, this figure is as transverse axis with electric weight, and the chart that voltage is made as the longitudinal axis, wherein, the curve of this figure below, the curve of promptly general (plumbic acid) battery, be use gradually, and voltage (approximately 2V place) promptly is decline state slowly from the beginning always, is a circular arc along with electric weight; But the linear change of lithium ion battery, but as the lines above this figure, when beginning most, general (plumbic acid) battery has higher voltage (as: 13V), along with successively decreasing of electric weight, but it is same that voltage still remains at, and when electric weight will be used up (as the A point position of Fig. 5), just is precipitous gradient and drops to zero; But certain distance (X) to the electric weight between the B point is reserved as it " last emergency charge capacity " forward in this A point position, give outage when making battery electric quantity to B point position, need to use through another special start-up routine, it promptly is design of the present utility model, but the execution mode of its structure then illustrates with Fig. 1 to Fig. 4.

Please referring to shown in Fig. 1,2, battery of the present utility model mainly is provided with a housing 70, and is provided with handle 71 in a side (this figure is signal with the top); Then be provided with power storage system 72 (this power storage system is that known techniques is not this case emphasis, will not give unnecessary details) in these housing 70 inside.

Please cooperate referring to Fig. 1,2, shown in 3, one battery protecting apparatus 1 is to be located at 70 1 sides, the main circuit structure of this battery protecting apparatus 1 as shown in Figure 3, be mainly a circuit board, at least go here and there on it and be provided with two or above battery 41, and form a battery supplied unit 40 (the utility model is graphic to serve as to implement example with four batteries), and by this battery supplied unit 40 respectively through a sample circuit 20 and micro-control unit chip a 10 (Micro Control Unit, be called for short MCU) link to each other, this battery supplied unit 40 is to connect a lead 70 at the electric core 42 of 41 on each battery (being Cell) to be connected on the sample circuit 20, and obtain the voltage of each electric core 42 by this sample circuit 20, again this message is delivered to micro-control unit chip 10, and done the distinguishing rule of controlling other unit according to the data of original program setting by this micro-control unit chip 10; This micro-control unit chip 10 can be respectively joins with the current supply circuit 30 and the reference voltage loop 31 of voltage-stabilizing system, forms a loop with battery supplied unit 40 again, and this loop is a kind of electronic control circuit that uses light current; And on this loop, more be serially connected with a magnetic latching relay 50 and a control relay circuit 21, the extension bar 51 of this relay 50 and contact 52 are the states that remains in connection with magnetic when flat, and control relay circuit 21 is differentiated the voltage data of each electric core 42 according to micro-control unit chip 10, and to the controlled function of relay 50 row open and closes; But on relay 50, be provided with one in addition and independently start button 81; And please referring to shown in Fig. 1,2, can join with signal indicator light 60 again at micro-control unit chip 10, when different situations occur, show the indicator light 60 of bright different colours, in the hope of enabling to provide the message of filling (putting) electric situation, and be convenient to differentiate baffle running-active status at that time; Can connect according to need in addition and establish a power test plug 80,, be provided with on housing 70 that a hole 73 is stretched out for power test plug 80 or put down and stretch in this hole 73 for the usefulness of detections.

Because the certain position of ordering at B in inner oneself control electric weight position as shown in Figure 5 cuts off the power supply at once, but when needs use the last electric power of this storage, shown in Fig. 1,4, only press by starting button 81, can make magnetic latching relay 50 give energising again, can use this battery to be reserved as " last emergency charge capacity ", make battery can not exhaust all electric energy because of dead electricity for the moment, so use when the electric power system of vehicle, can be when losing the most critical of electric power, the electric weight that gets is to the end done the startup that vehicle is saved somebody's life, and is most important characteristics of the present utility model.

Specification of the present utility model and graphic; be all the example of preferable feasible enforcement of the present utility model; but be not the scope that limit the utility model is applied for a patent of therefore arresting, so the simple and easy conversion of using the utility model specification and graphic content to do such as still belongs to protection category of the present utility model.

Claims

1, a kind of battery pack structure of tool emergency relief function mainly is provided with a housing, and this enclosure interior is provided with power storage system; It is characterized in that: be provided with a battery protecting apparatus in enclosure interior one side, the circuit board framework of this battery protecting apparatus is provided with battery supplied unit, micro-control unit chip, magnetic latching relay and a control relay circuit at least; Wherein, be provided with one in addition and independently start button on this circuit board, this startup button can be hidden in the housing or project outward from the housing.

2, the battery pack structure of tool emergency relief function as claimed in claim 1, it is characterized in that: battery protecting apparatus is provided with the signal indicator light.

3, the battery pack structure of tool emergency relief function as claimed in claim 1, it is characterized in that: battery protecting apparatus is provided with the power test plug.