CN207664179U - A kind of Ni-MH battery with warning function - Google Patents

Abstract

The utility model provides a kind of Ni-MH battery with warning function, including shell, battery core, and battery core anode is electrically connected with anode collection plate, and battery core cathode is electrically connected with negative pole currect collecting plate；Battery core side is provided with conductive top plate, shell side is provided with alarm assemblies, alarm assemblies include buzzer, copper wire A, copper wire B, copper wire C, the both ends copper wire A are electrically connected with buzzer anode and anode collection plate respectively, copper wire B includes normal-closed end B, normally open end B, normal-closed end B is electrically connected with buzzer cathode, and copper wire C includes normal-closed end C, normally open end C, and normal-closed end C is electrically connected with negative pole currect collecting plate.When battery core dilatancy, conductive top plate will be close to normally open end B and the normally open end sides C, and normally open end B and normally open end C are electrically connected by conductive top plate, form the close access of alarm assemblies conduction, and buzzer is by alarm at this time.Its is simple in structure, easy to use, realizes the warning function of Ni-MH battery internal expansion deformation, promotes the safety in utilization of battery.

Description

A kind of Ni-MH battery with warning function

Technical field

The utility model is related to battery technology fields, specifically disclose a kind of Ni-MH battery with warning function.

Background technology

Ni-MH battery is the electrical storage device synthesized by hydrogen ion and metallic nickel, Power Reserve 30% more than nickel-cadmium cell, than Nickel-cadmium cell is lighter, and service life is also longer, and environmentally safe.

Ni-MH battery will appear the phenomenon that temperature increases in prolonged use, cause inner pressure of battery to go up, to draw Play the case where battery balloon rises, explosion is there is also when serious.When routine use battery, people generally will not go to confirm electricity The use state in pond, it is easy to neglect the using security issues of battery.Therefore Ni-MH battery needs to add cell expansion alarm work( Can, to promote the safety coefficient that battery uses.

Utility model content

Based on this, it is necessary to be directed to prior art problem, provide a kind of Ni-MH battery with warning function, setting is unique Structure, alarm assemblies are set in shell, and can trigger when battery core dilatancy warning device and carry out alarm has The Ni-MH battery of warning function.

To solve prior art problem, the utility model discloses a kind of Ni-MH battery with warning function, including shell, The battery core being set in shell, battery core anode are electrically connected with an anode collection plate, and battery core cathode is electrically connected with a negative pole currect collecting plate, Anode collection plate is electrically connected with case top, and negative pole currect collecting plate is electrically connected with housing bottom；Battery core side is fixedly connected with one and leads Electric top plate, side is provided with alarm assemblies in shell, and alarm assemblies include buzzer, copper wire A, copper wire B, copper wire C, and buzzer passes through It wears and sets in shell side, the both ends copper wire A are electrically connected with buzzer anode and anode collection plate respectively, and copper wire B includes normal-closed end B, normally open end B, normal-closed end B are electrically connected with buzzer cathode, and copper wire C includes normal-closed end C, normally open end C, normal-closed end C and cathode collection Flowing plate is electrically connected, and normally open end B and normally open end C may be contained within conductive top plate side；Conductive top plate is to normally open end B and normally open end C mono- Side close to when, normally open end B and normally open end C are electrically connected by conductive top plate.

Preferably, battery core side is fixedly connected with a limiting plate, and limiting plate side is provided through limit hole, in limit hole It is provided with a push rod being slidably connected with limiting plate, push rod both ends are fixedly connected with battery core and conductive top plate respectively.

Preferably, a cushion block, cushion block setting are fixedly connected in inner walls and positioned at normally open end B and the normally open end sides C In conductive top plate opposite side.

Preferably, cushion block is insulation rubber cushion.

Preferably, case top is provided through several stomatas.

Preferably, the spacing of conductive top plate and normally open end B is set as 2mm.

The beneficial effects of the utility model are：The utility model discloses a kind of Ni-MH battery with warning function, setting Unique structure will cause conductive top plate close to normally open end B and the normally open end sides C, conductive top plate when battery core dilatancy Normally open end B and normally open end C are electrically connected, the close access of alarm assemblies conduction is formd, buzzer proposes alarm at this time Show.Its is simple in structure, easy to use, realizes the warning function of Ni-MH battery internal expansion deformation, promotes the use peace of battery Quan Xing.The setting of limit hole and push rod, conduction top plate can move linearly along limit hole direction initialization when battery core expands, conducting top Plate expands against lower and normally open end B and normally open end C in battery core and connects, and to cause buzzer warning, promotes alarm assemblies The stability and reliability of normal work.The cushion block of setting improves conductive top plate contact with normally open end B, normally open end C effect Fruit promotes alarm assemblies job stability.

Description of the drawings

Fig. 1 is the cross section structure schematic diagram of the utility model.

Fig. 2 be the utility model Fig. 1 in the portions A partial enlargement structural representation.

Reference numeral is：Shell 1, stomata 11, battery core 2, anode collection plate 3, negative pole currect collecting plate 4, conductive top plate 5, alarm It is component 6, buzzer 61, copper wire A62, copper wire B63, normal-closed end B631, normally open end B632, copper wire C64, normal-closed end C641, normally opened Hold C642, limiting plate 7, limit hole 71, push rod 72, cushion block 8.

Specific implementation mode

For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below The utility model is described in further detail with specific implementation mode in conjunction with attached drawing.

Referring to figs. 1 to Fig. 2.

The utility model embodiment discloses a kind of Ni-MH battery with warning function, including shell 1, is set to shell 1 Interior battery core 2,2 anode of battery core are electrically connected with an anode collection plate 3, and 2 cathode of battery core is electrically connected with a negative pole currect collecting plate 4, anode Collector plate 3 is electrically connected with 1 top of shell, and negative pole currect collecting plate 4 is electrically connected with 1 bottom of shell；2 side of battery core is fixedly connected with one and leads Electric top plate 5, side is provided with alarm assemblies 6 in shell 1, and alarm assemblies 6 include buzzer 61, copper wire A62, copper wire B63, copper wire C64, for buzzer 61 through setting in 1 side of shell, the both ends copper wire A62 are electric with 61 anode of buzzer and anode collection plate 3 respectively Connection, copper wire B63 includes normal-closed end B631, normally open end B632, and normal-closed end B631 is electrically connected with 61 cathode of buzzer, copper wire C64 Including normal-closed end C641, normally open end C642, normal-closed end C641 is electrically connected with negative pole currect collecting plate 4, normally open end B632 and normally open end C642 may be contained within 5 side of conductive top plate；When conductive top plate 5 is to normally open end B632 and the close normally open end sides C642, conducting top Normally open end B632 and normally open end C642 are electrically connected by plate 5.

Concrete principle is positive plate, diaphragm, negative plate, electrolyte built in battery core 2, and 2 inside of battery core carries out cell reaction shape At electric energy.1 top of shell being electrically connected with anode collection plate 3 is anode, 1 bottom of shell being electrically connected with negative pole currect collecting plate 4 Portion is battery cathode.Internal pressure is will produce when 2 internal work of battery core, when internal pressure can not be discharged in time, battery core 2 becomes expansion Shape.When 2 dilatancy of battery core, battery core 2 will push conductive top plate 5 to move and be leaned on to normally open end B632 and the normally open end sides C642 Closely.When conductive top plate 5 and normally open end B632 and normally open end C642 are contacted, normally open end B632 and normally open end C642 will pass through conduction Top plate 5 is electrically connected, and alarm assemblies 6 are electrically connected to form a closed circuit with anode collection plate 3 and negative pole currect collecting plate 4 at this time, The buzzer 61 of conducting will enter working condition and carry out alarm.When user hears the alarm sound of buzzer 61, I.e. it is to be realized that battery core 2 has been in swelling state and dangerous hidden danger, the use for stopping the battery being needed.

In order to promote 6 functional reliability of alarm assemblies, it is based on above-described embodiment, 2 side of battery core is fixedly connected with a limit Plate 7,7 side of limiting plate are provided through limit hole 71, and a push rod being slidably connected with limiting plate 7 is provided in limit hole 71 72,72 both ends of push rod are fixedly connected with battery core 2 and conductive top plate 5 respectively.When 2 dilatancy of battery core, battery core 2 will pass through push rod 72 push conductive top plate 5 to move linearly along the guiding of limit hole 71.By limit hole 71 be set to point to normally open end B632 and often The direction of beginning C642, conductive top plate 5 will be close towards the direction of normally open end B632 and normally open end C642 when moving.So set It sets, when 2 dilatancy of battery core, conductive top plate 5 can realize being conductively connected for normally open end B632 and normally open end C642, to promote alarm The reliability that component 6 works.

In order to promote stability when normally open end B632 and normally open end C642 conducting engagements, it is based on above-described embodiment, shell 1 It is fixedly connected with a cushion block 8 on inner wall and positioned at normally open end B632 and the normally open end sides C642, cushion block 8 is set to conductive top plate 5 Opposite side.When conductive top plate 5 and normally open end B632 and normally open end C642 pressings contact, cushion block 8 will to normally open end B632 and Normally open end C642 carries out support, and is fitted closely with conductive top plate 5, and normally open end B632 and normally open end C642 will be stably turned on, To promote 6 functional reliability of alarm assemblies.

Based on above-described embodiment, cushion block 8 is insulation rubber cushion.Set cushion block 8 to insulation rubber cushion, conductive top plate 5 and cushion block 8 It contacts closer.

To promote 1 internal heat dissipating effect of shell, it is based on above-described embodiment, 1 top of shell is provided through several stomatas 11. Heat and exhaust gas in shell 1 will be discharged by stomata 11.

Based on above-described embodiment, the spacing of conductive top plate 5 and normally open end B632 is set as 2mm.

Above example only expresses a kind of embodiment of the utility model, the description thereof is more specific and detailed, but not Can the limitation to the utility model patent range therefore be interpreted as.It should be pointed out that for the ordinary skill people of this field For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality With novel protection domain.Therefore, the protection domain of the utility model patent should be determined by the appended claims.

Claims (6)

1. a kind of Ni-MH battery with warning function, including shell (1), the battery core (2) that is set in the shell (1), It is characterized in that, battery core (2) anode is electrically connected with an anode collection plate (3), battery core (2) cathode and a negative pole currect collecting plate (4) it is electrically connected, is electrically connected at the top of the anode collection plate (3) and the shell (1), the negative pole currect collecting plate (4) and the shell Body (1) bottom is electrically connected；Battery core (2) side is fixedly connected with a conductive top plate (5), the interior side setting of shell (1) It includes buzzer (61), copper wire A (62), copper wire B (63), copper wire C (64), institute to have alarm assemblies (6), the alarm assemblies (6) Buzzer (61) is stated through setting in the shell (1) side, copper wire A (62) both ends respectively with the buzzer (61) just Pole and the anode collection plate (3) electrical connection, the copper wire B (63) includes normal-closed end B (631), normally open end B (632), it is described often Closed end B (631) is electrically connected with the buzzer (61) cathode, and the copper wire C (64) includes normal-closed end C (641), normally open end C (642), the normal-closed end C (641) is electrically connected with the negative pole currect collecting plate (4), the normally open end B (632) and the normally open end C (642) it may be contained within described conductive top plate (5) side；The conduction top plate (5) is to the normally open end B (632) and described normally opened Hold (642) sides C close to when, it is described conduction top plate (5) by the normally open end B (632) and the normally open end C (642) electrical connection Get up.

2. a kind of Ni-MH battery with warning function according to claim 1, which is characterized in that the battery core (2) one Side is fixedly connected with a limiting plate (7), and limiting plate (7) side is provided through limit hole (71), the limit hole (71) In be provided with a push rod (72) being slidably connected with the limiting plate (7), push rod (72) both ends respectively with the battery core (2) It is fixedly connected with the conductive top plate (5).

3. a kind of Ni-MH battery with warning function according to claim 1, which is characterized in that in the shell (1) It is fixedly connected with a cushion block (8), the cushion block on wall and positioned at the normally open end B (632) and the normally open end C (642) side (8) it is set to described conductive top plate (5) opposite side.

4. a kind of Ni-MH battery with warning function according to claim 3, which is characterized in that the cushion block (8) is Insulate rubber cushion.

5. a kind of Ni-MH battery with warning function according to claim 1, which is characterized in that shell (1) top Portion is provided through several stomatas (11).

6. a kind of Ni-MH battery with warning function according to claim 1, which is characterized in that the conduction top plate (5) it is set as 2mm with the spacing of the normally open end B (632).