CN207381485U - A kind of column button lithium battery - Google Patents

Abstract

The utility model discloses a kind of column button lithium batteries, including housing, negative plate and positive plate, the negative plate and positive plate are located at the opposite sides of housing respectively, and negative plate and positive plate are respectively embedded into the respective side walls of housing, the housing is equipped with the first rubber closing chamber close to the one side inner wall of negative plate, and the opposite side inner wall of housing is equipped with the second rubber closing chamber, and the first flow collection sheet and the second flow collection sheet are equipped in the housing.In the utility model, the flow collection sheet of setting can concentrate electron ion, and then the electric energy Relatively centralized for exporting positive and negative anodes bit end, can improve output performance；Lithium metal is designed to rodlike, lithium metal and the contact area of electrolyte solution can be increased, and then improve efficiency of fuel cell generation, the membrane of setting can separate manganese dioxide and lithium metal stick, manganese dioxide is avoided to contact directly generation short circuit with lithium metal stick and burns out battery, and the spring leaf set can make lithium metal stick and electrolyte solution continuous contact, improve battery efficiency of fuel cell generation.

Description

A kind of column button lithium battery

Technical field

The utility model is related to battery technology field more particularly to a kind of column button lithium batteries.

Background technology

Divide from shape, lithium battery includes button lithium battery and cylindrical lithium battery, currently on the market most commonly used lithium Metal battery is usually that positive electrode, lithium metal or its alloying metal are negative material, using non-water power using manganese dioxide The battery of electrolyte solution.

However, existing button lithium battery battery capacity is small, service life is short, but production technology is relatively easy and opposite It is ripe；Although its battery capacity of cylindrical lithium battery is big, service life is long, and all components are cylinder or cylindrical shape, in life During production, each component should be kept concentric, each component be kept to close indirectly again close, complex process and immature, production effect Rate is extremely low.Therefore it is simple easily to make the utility model proposes a kind of square, while the column button lithium battery that efficiency of fuel cell generation is high, Solve problem above.

Utility model content

The purpose of this utility model is and a kind of column button lithium proposed in order to solve shortcoming in the prior art Battery.

To achieve these goals, the utility model employs following technical solution：

A kind of column button lithium battery, including housing, negative plate and positive plate, the negative plate and positive plate are located at respectively The opposite sides of housing, and negative plate and positive plate are respectively embedded into the respective side walls of housing, the housing is close to negative plate One side inner wall is equipped with the first rubber closing chamber, and the opposite side inner wall of housing is equipped with the second rubber closing chamber, is set in the housing There are the first flow collection sheet and the second flow collection sheet, second flow collection sheet is located at the over top of the first flow collection sheet, first rubber The inner wall of closing chamber is equipped with first through hole and the second through hole, and first through hole and the second through hole inside the first rubber closing chamber with connecting It is logical, and one end of the second flow collection sheet is each passed through first through hole and the second through hole is connected afterwards with negative plate, second rubber The inner wall of closing chamber is equipped with third through-hole and fourth hole, and third through-hole and fourth hole inside the second rubber closing chamber with connecting It is logical, and one end of the first flow collection sheet is each passed through third through-hole and fourth hole is connected afterwards with positive plate, second afflux On piece is equipped with multiple fifth holes equidistantly distributed, and lithium metal stick, the lithium metal stick are slidably fitted in fifth hole Top be connected with the isolation board being adapted to enclosure interior size, and spring leaf is connected at the top of isolation board, the spring leaf One end away from isolation board is fixedly connected in the top inner wall of housing, the bottom of the lithium metal stick and the top of the first flow collection sheet The membrane being fixed on the both sides inner wall of housing is equipped between portion.

Preferably, the size of the negative plate is bigger than positive plate, and the center of positive plate and negative plate is located at straight line On.

Preferably, the lower section of second flow collection sheet is filled with the electrolyte positioned at enclosure interior, and is filled out below membrane There is the manganese dioxide positioned at enclosure interior.

Preferably, the size of the lithium metal stick is adapted to fifth hole size, and the length of lithium metal stick is more than isolation The distance between the bottom of plate and the top of membrane.

Preferably, the first through hole is located above the second through hole, and first through hole is consistent with the second hole size with the The size adaptation of two flow collection sheets, and third through-hole is located above fourth hole, third through-hole and fourth hole it is in the same size with The size adaptation of first flow collection sheet.

Preferably, the caulking gum of insulation is filled in the first rubber closing chamber and the second rubber closing chamber.

In the utility model, chemical reaction can occur in non-electrolytic solution and generate electricity for lithium metal stick and manganese dioxide Energy；The flow collection sheet of setting can concentrate electron ion, and then the electric energy Relatively centralized for exporting positive and negative anodes bit end, can improve output Energy；Lithium metal is designed to rodlike, can increase lithium metal and the contact area of electrolyte solution, and then improves efficiency of fuel cell generation, if The membrane put can separate manganese dioxide and lithium metal stick, and manganese dioxide is avoided to contact directly generation short circuit with lithium metal stick and is burnt Bad battery, and the spring leaf set can make lithium metal stick and electrolyte solution continuous contact, improve battery efficiency of fuel cell generation.

Description of the drawings

Fig. 1 be the utility model proposes a kind of column button lithium battery structure diagram；

Fig. 2 be the utility model proposes a kind of column button lithium battery left view.

In figure：1 housing, 2 first rubber closing chambers, 3 manganese dioxide, 4 first flow collection sheets, 5 membranes, 6 lithium metal sticks, 7 every From plate, 8 spring leafs, 9 second flow collection sheets, 10 negative plates, 11 positive plates, 12 second rubber closing chambers, 13 shrapnel chambers.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.

With reference to Fig. 1-2, a kind of column button lithium battery, including housing 1, negative plate 10 and positive plate 11,10 He of negative plate Positive plate 11 is located at the opposite sides of housing 1 respectively, and negative plate 10 and positive plate 11 are respectively embedded into the respective side walls of housing 1 Interior, housing 1 is equipped with the first rubber closing chamber 2 close to the one side inner wall of negative plate 10, and the opposite side inner wall of housing 1 is equipped with second Rubber closing chamber 12, housing 1 is interior to be equipped with the first flow collection sheet 4 and the second flow collection sheet 9, and the second flow collection sheet 9 is located at the first flow collection sheet 4 Over top, the inner wall of the first rubber closing chamber 2 are equipped with first through hole and the second through hole, and first through hole and the second through hole are with the One rubber closing chamber, 2 inside connection, and one end of the second flow collection sheet 9 is each passed through after first through hole and the second through hole and cathode Piece 10 connects, and the inner wall of the second rubber closing chamber 12 is equipped with third through-hole and fourth hole, third through-hole and fourth hole with The connection of the inside of second rubber closing chamber 12, and one end of the first flow collection sheet 4 be each passed through after third through-hole and fourth hole with Positive plate 11 connects, and the second flow collection sheet 9 is equipped with multiple fifth holes equidistantly distributed, is slidably fitted in fifth hole Lithium metal stick 6, the top of lithium metal stick 6 is connected with the isolation board 7 being adapted to 1 interior size of housing, and the top of isolation board 7 connects Spring leaf 8 is connected to, the one end of spring leaf 8 away from isolation board 7 is fixedly connected in the top inner wall of housing 1, the bottom of lithium metal stick 6 The membrane 5 being fixed on the both sides inner wall of housing 1, the size ratio of negative plate 10 are equipped between portion and the top of the first flow collection sheet 4 Positive plate 11 is big, and the center of positive plate 11 and negative plate 10 is located on straight line, and the lower section of the second flow collection sheet 9 is filled with position Electrolyte inside housing 1, and the lower section of membrane 5 is filled with the manganese dioxide 3 inside housing 1, the size of lithium metal stick 6 It is adapted to fifth hole size, and the length of lithium metal stick 6 is more than the distance between the bottom of isolation board 7 and the top of membrane 5, First through hole is located above the second through hole, and the first through hole size with the second flow collection sheet 9 consistent with the second hole size is adapted to, And third through-hole is located above fourth hole, third through-hole is fitted with the fourth hole size in the same size with the first flow collection sheet 4 Match somebody with somebody, the caulking gum of insulation is filled in the first rubber closing chamber 2 and the second rubber closing chamber 12.

Operation principle：It is generated in the utility model using lithium metal stick 6 with manganese dioxide 3 in non-aqueous electrolytic solution Chemical reaction generates electric energy, and since positive plate 11 is connected with the first flow collection sheet 4, negative plate 10 is connected with the second flow collection sheet 9, because This flow collection sheet can improve the electricity production of the utility model, and electric energy is exported from by positive and negative anodes bit end.When a part for lithium metal stick 6 After chemically reacting, spring leaf 8 will squeeze isolation board 7, and then 6 remaining part of lithium metal stick is made to be connect with electrolyte solution It touches, and then the reaction was continued produces electricl energy.Lithium metal is designed to rodlike, the contact surface of lithium metal and electrolyte solution can be increased Product, and then improve the efficiency of fuel cell generation of the utility model.

The above is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of column button lithium battery, including housing (1), negative plate (10) and positive plate (11), which is characterized in that described negative Pole piece (10) and positive plate (11) are located at the opposite sides of housing (1) respectively, and negative plate (10) and positive plate (11) are embedding respectively In the respective side walls for entering housing (1), the housing (1) is equipped with the first rubber closing chamber close to the one side inner wall of negative plate (10) (2), and the opposite side inner wall of housing (1) is equipped with the second rubber closing chamber (12), and the first flow collection sheet is equipped in the housing (1) (4) and the second flow collection sheet (9), second flow collection sheet (9) are located at the over top of the first flow collection sheet (4), first rubber The inner wall of closing chamber (2) is equipped with first through hole and the second through hole, first through hole and the second through hole with the first rubber closing chamber (2) Inside connection, and one end of the second flow collection sheet (9) is each passed through first through hole and the second through hole is connected afterwards with negative plate (10), The inner wall of the second rubber closing chamber (12) is equipped with third through-hole and fourth hole, and third through-hole and fourth hole are with second Connection inside rubber closing chamber (12), and one end of the first flow collection sheet (4) be each passed through after third through-hole and fourth hole with Positive plate (11) connects, and second flow collection sheet (9) is equipped with multiple fifth holes equidistantly distributed, is slided in fifth hole It is dynamic that lithium metal stick (6) is installed, the isolation board being adapted to housing (1) interior size is connected at the top of the lithium metal stick (6) (7), spring leaf (8) and at the top of isolation board (7) is connected with, the one end of the spring leaf (8) away from isolation board (7) is fixedly connected It is equipped with and fixes in the top inner wall of housing (1), between the bottom of the lithium metal stick (6) and the top of the first flow collection sheet (4) Membrane (5) on the both sides inner wall of housing (1).

A kind of 2. column button lithium battery according to claim 1, which is characterized in that the size ratio of the negative plate (10) Greatly, and the center of positive plate (11) and negative plate (10) is located on straight line positive plate (11).

3. a kind of column button lithium battery according to claim 1, which is characterized in that under second flow collection sheet (9) Fang Jun is filled with positioned at the internal electrolyte of housing (1), and is filled with below membrane (5) positioned at the internal manganese dioxide of housing (1) (3)。

A kind of 4. column button lithium battery according to claim 1, which is characterized in that the size of the lithium metal stick (6) It is adapted to fifth hole size, and the length of lithium metal stick (6) is more than between the bottom of isolation board (7) and the top of membrane (5) Distance.

5. a kind of column button lithium battery according to claim 1, which is characterized in that it is logical that the first through hole is located at second Above hole, the first through hole size with the second flow collection sheet (9) consistent with the second hole size is adapted to, and third through-hole is positioned at the Above four through holes, third through-hole is adapted to the fourth hole size in the same size with the first flow collection sheet (4).

A kind of 6. column button lithium battery according to claim 1, which is characterized in that the first rubber closing chamber (2) With the caulking gum that insulation is filled in the second rubber closing chamber (12).