CN217562674U - High-power metal-air battery - Google Patents

Abstract

The utility model discloses a high-power metal-air battery, which comprises a shell; the plurality of battery monomers are sequentially arranged, spliced and grouped and arranged in the shell; each battery monomer is provided with an electrode connector and an electrode connecting seat, and the electrode connectors and the electrode connecting seats are arranged in a staggered manner along the arrangement direction of the battery monomers; the electrode connector on the battery monomer can be inserted into the electrode connecting seat on the other battery monomer adjacent to the electrode connector to realize the series connection of a plurality of battery monomers. According to the utility model provides a high-power metal-air battery need not connect with the help of screw nut or wire, and a plurality of battery monomer are arranged compactly, practice thrift the space.

Description

High-power metal-air battery

Technical Field

The utility model relates to a fuel cell technical field especially relates to a high-power metal-air battery.

Background

The metal-air battery is a chemical power supply which takes oxygen in the air as a positive active material, takes metal as a negative active material and takes a conductive solution as an electrolyte, and generates electric energy through chemical reaction under the catalytic action of a catalyst.

The metal-air battery is generally assembled by a plurality of metal-air battery monomers, the metal-air battery monomers can independently generate power, and a certain number of battery monomers can be electrically connected in series or in parallel to form a galvanic pile so as to obtain higher output power and output voltage. At present, the single batteries are electrically connected in series or in parallel, generally connected in a metal wire welding mode or connected by screws and nuts, and the conductive connection mode is complex in operation, time-consuming and labor-consuming, large in resistance of connection parts and low in reliability, and not only influences the practical application of the metal-air battery, but also reduces the output power of the metal-air battery.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a high-power metal-air battery need not connect with the help of screw nut or wire, and a plurality of battery monomer location concatenations are arranged compactly, practice thrift the space.

A high power metal-air battery according to an embodiment of the first aspect of the present invention includes a housing; the plurality of battery monomers are sequentially arranged, spliced and grouped and arranged in the shell; each battery monomer is provided with an electrode connector and an electrode connecting seat, and the electrode connectors and the electrode connecting seats are arranged in a staggered manner along the arrangement direction of the battery monomers; the electrode connector on the battery monomer can be inserted into the electrode connecting seat on the other battery monomer adjacent to the electrode connector to realize the series connection of a plurality of battery monomers.

According to the utility model discloses high-power metal-air battery has following technological effect at least: the electrode connector and the electrode connecting seat on each battery monomer are staggered along the arrangement direction of a battery pack (formed by splicing a plurality of battery monomers), and in two adjacent battery monomers, the electrode connector of the rear battery monomer can be inserted into the battery connecting seat of the front battery monomer, so that the positioning splicing of the plurality of battery monomers is realized; and simultaneously, the utility model discloses need not adopt electric conductors such as screw, wire again to carry out the circuit intercommunication, adjacent battery monomer lug connection reduces the resistance at connection position, improves the safety in utilization.

According to some embodiments of the present invention, the battery cell includes a battery support, an air electrode and a negative electrode group, a cavity for accommodating the electrolyte is disposed in the battery support, the air electrode is mounted on the battery support, and the negative electrode group is disposed in the cavity for reacting with the electrolyte; the electrode connecting seat is arranged on the air electrode, and the electrode connecting head is arranged on the negative electrode group.

According to some embodiments of the present invention, the battery holder is provided with a liquid inlet and a liquid outlet at a lower portion thereof, a liquid inlet channel is provided above the liquid inlet, the liquid inlet channel extends to an upper portion of the battery holder and communicates with the cavity, and the liquid inlet communicates with the liquid inlet channel so that the electrolyte enters from the liquid inlet and enters the cavity through the liquid inlet channel; the liquid outlet is arranged on one side of the liquid inlet and communicated with the cavity for discharging the electrolyte.

According to some embodiments of the present invention, the number of the cavities is two, and an air electrode and a negative electrode group are respectively disposed in the cavities; the liquid inlet is arranged between the two cavities, and the liquid inlet channel is communicated with the two cavities; the number of the liquid outlets is two, and the two liquid outlets are respectively arranged at two corners of the lower part of the battery bracket.

According to the utility model discloses a some embodiments, both sides are equipped with first feed liquor end and second feed liquor end respectively around the inlet, and in two adjacent battery monomers, the free first feed liquor end of rear battery can partially pack into the free second feed liquor end of the place ahead battery, and first feed liquor end is equipped with the sealing washer in order to realize sealing with the partial subsides of second feed liquor end contact.

According to the utility model discloses a some embodiments, both sides are equipped with first play liquid end and second respectively around the liquid outlet and go out the liquid end, and in two adjacent battery monomer, the free first play liquid end of rear battery can partially pack into the free second of the place ahead battery and go out the liquid end, and first play liquid end is equipped with the sealing washer with the partial subsides of second play liquid end contact in order to realize sealing.

According to the utility model discloses a some embodiments, liquid outlet and inlet week side all are equipped with a plurality of locating holes, and the locating hole is used for the installation screw rod, and a plurality of battery monomer are assembled the back and are realized sealing between the battery monomer through revolving the screw rod soon in order to compress tightly the sealing washer.

According to some embodiments of the utility model, battery holder upper portion is equipped with the opening, and negative pole group includes negative pole seat and metal sheet, and the negative pole seat is installed in battery holder upper portion opening part, and the metal sheet links to each other with the negative pole seat, and the metal sheet can insert in the cavity.

According to some embodiments of the utility model, be equipped with the copper bar in the negative pole seat, electrode connection head connects the copper bar and stretches out from the negative pole seat bottom, and the metal sheet passes through grafting structure and links to each other with the copper bar.

According to the utility model discloses a some embodiments, cavity bottom two angles set up to the circular arc structure, and inlet and liquid outlet set up respectively in two circular arc structure outsides.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a structure of a plurality of battery cells;

FIG. 3 is a schematic view of a mounting structure of a part of a battery cell;

fig. 4 is a schematic view of a battery cell;

fig. 5 is an exploded view of a battery cell;

fig. 6 is a sectional view of a battery cell;

fig. 7 is an exploded view of the negative electrode group;

fig. 8 is a schematic structural view of the battery holder.

Reference numerals are as follows:

a housing 1000;

the battery comprises a battery monomer 2000, a battery bracket 2100, a cavity 2110, a liquid inlet 2120, a liquid inlet passage 2121, a liquid outlet 2130, a first liquid outlet end 2131, a second liquid outlet end 2132, a sealing ring 2133, a pipe joint 2134, a sealing groove 2140, a mounting hole 2150, a screw 2151, an inner reinforcing rib 2160, an outer reinforcing rib 2161, a heat insulation block 2170 and a positioning hole 2180;

an air electrode 2200, an electrode connecting seat 2210, an electrode plate 2220, a connecting strip 2221 and a projection 2222;

the negative electrode assembly 2300, the electrode connector 2310, the negative electrode seat 2320, the copper bar 2321, the plug-in seat 2322, the heat dissipation holes 2323, the connecting block 2324, the metal plate 2330 and the plug-in connector 2331;

sealing plug 2400, abdicating hole 2410.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 to 3, a high-power metal-air battery according to an embodiment of the present invention includes a case 1000 and a battery cell 2000.

A plurality of battery monomers 2000 are sequentially arranged, spliced and grouped and arranged in the shell 1000; each battery cell 2000 is provided with an electrode connector 2310 and an electrode connector 2210, and the electrode connectors 2310 and the electrode connector 2210 are arranged in a staggered manner along the arrangement direction of the battery pack (formed by splicing a plurality of battery cells 2000); the electrode connector 2310 on the battery monomer 2000 can be inserted into the electrode connecting seat 2210 on another adjacent battery monomer 2000, thereby realizing the positioning and splicing of the battery monomers 2000, and simultaneously realizing the series connection of the battery monomers 2000 without adopting electric conductors such as screws, wires and the like for circuit communication, reducing the resistance of the connecting part and improving the use safety.

Referring to fig. 5, the battery cell 2000 includes a battery holder 2100, an air electrode 2200, and a negative electrode assembly 2300. Be equipped with a plurality of mounting holes 2150 that are used for wearing to establish screw 2151 on battery support 2100, a plurality of battery monomer 2000 arrange the setting, and mounting hole 2150 on it all aligns, can connect a plurality of battery monomer 2000 into groups through screw 2151, and a plurality of battery monomer 2000 in groups set up in casing 1000. The battery monomer 2000 comprises a battery bracket 2100, an air electrode 2200 and a negative electrode assembly 2300, wherein a cavity 2110 for accommodating electrolyte is arranged in the battery bracket 2100, the air electrode 2200 is arranged on the battery bracket 2100, and the negative electrode assembly 2300 is arranged in the cavity 2110 for reacting with the electrolyte; the air electrode 2200 and the negative electrode assembly 2300 are arranged in the cavity 2110; an electrode connecting seat 2210 is disposed on the air electrode 2200, and an electrode connecting seat 2310 is disposed on the negative electrode group 2300

The upper part and the front and back surfaces of the battery bracket 2100 are provided with openings, the air electrode 2200 is arranged on the openings covering the front and back surfaces of the battery bracket 1000 so as to be contacted with air, the air electrode 2200 and the battery bracket 2100 are enclosed to form a cavity 2110, and the cavity 2110 is used for containing electrolyte. The air electrode 2200 is provided with an electrode connecting seat 2210, specifically, referring to fig. 5, the air electrode 2200 is formed by connecting two identical electrode plates 2220, the two electrode plates 2220 are arranged in parallel at an interval and connected by a connecting strip 2221, a projection 2222 horizontally extends from the connecting strip 2221 to the outer side of the air electrode 2200, and the electrode connecting seat 2210 is fixedly connected to the projection 2222 to implement leading-out of current on the air electrode 2200.

In actual production, the air electrode 2200 and the battery holder 1000 are integrally injection-molded, the battery holder 1000 is formed by matching a mold and a mold core, the air electrode 2200 is wrapped outside the mold core and extends into the mold along with the mold core, injection liquid flows in the mold to form the battery holder 1000, and the battery holder 1000 and the air electrode 2200 are combined into a whole.

Further, the battery holder 1000 includes inner and outer reinforcement ribs 2160 and 2161, and the air electrode 2200 is interposed between the inner and outer reinforcement ribs 2160 and 2161.

Referring to fig. 5, a set of inner ribs 2160 and an outer rib 2161 are respectively disposed on the front and rear surfaces of the battery holder 1000, and during the manufacturing process, outer rib forming grooves are formed on the mold used for injection molding to form the outer ribs 2161, and inner rib forming grooves are formed on the mold core to form the inner ribs 2160; and the air electrode 2200 is wrapped on the outer side of the core and is positioned between the inner reinforcement rib forming groove and the outer reinforcement rib forming groove during injection molding, so that after injection molding, the air electrode 2200 is clamped between the inner reinforcement rib 2160 and the outer reinforcement rib 2161.

A plurality of thermal insulation blocks 2170 are provided on the front and rear surfaces of the battery holder 1000. Specifically, the external reinforcing ribs 2161 are formed on the front and rear surfaces of the battery holder 1000 to be in contact with the outside, and the external reinforcing ribs 2161 are formed in a lattice structure, thereby not only protecting and supporting the air electrode 2200, but also dissipating heat from the battery. The heat insulation block 2170 is arranged on the outer reinforcing ribs 2161, and when a plurality of battery units are connected in series to form a group, the arrangement of the heat insulation block 2170 ensures that gaps are left among the battery units, thereby facilitating the heat dissipation of the battery.

Referring to fig. 4, in some embodiments of the present invention, a liquid inlet 2120 and a liquid outlet 2130 are disposed at a lower portion of the battery holder 2100, a liquid inlet 2121 is disposed above the liquid inlet 2120, the liquid inlet 2121 extends upward to an upper portion of the battery holder 2100 and is communicated with the cavity 2110, and the liquid inlet 2120 is communicated with the liquid inlet 2121, so that electrolyte can enter from the liquid inlet 2120 and enter the cavity 2110 through the liquid inlet 2121; liquid outlet 2130 is connected to cavity 2110 for discharging electrolyte.

Referring to fig. 5, in a further embodiment of the present invention, the number of the cavities 2110 is two, one air electrode 2200 and one negative electrode set 2300 are respectively disposed in the cavities 2110, the two air electrodes 2200 are symmetrically disposed and connected together, and the two negative electrode sets 2300 are symmetrically disposed and connected together; the liquid inlet 2120 is arranged between the two cavities 2110 and located at the center of the lower portion of the battery bracket 2100, and the liquid inlet passage 2121 is communicated with the two cavities 2110; the number of the liquid outlets 2130 is two, and the two liquid outlets include a first liquid outlet and a second liquid outlet, which are respectively disposed at two lower corners of the battery holder 2100, i.e., at a diagonal position of the top of the liquid inlet channel 2121.

Referring to fig. 6, the electrolyte enters from the liquid inlet 2120 at the center of the lower part, flows upwards along the liquid inlet 2121 to the top channel opening, where the electrolyte is divided and flows into the two cavities 2110 leftwards and rightwards respectively. The electrolyte flows into the left cavity 2110 and fully reacts with the negative electrode assembly 2300, and then flows out of a first liquid outlet at the lower left corner of the battery bracket 2100; the electrolyte flows into the right cavity 2110, fully reacts with the negative electrode assembly 2300, and then flows out of a second liquid outlet at the right lower corner of the battery bracket 2100.

Two reaction groups (a cavity 2110, an air electrode 2200, a negative electrode group 2300 and electrolyte) are arranged in one battery cell 2000, so that the specific energy and the discharge reliability of the battery can be improved; meanwhile, the electrolyte is uniformly diffused from the bottom upwards when being injected, so that the problem of non-uniform flow rate of the electrolyte can be solved, and the internal electrolyte is ensured to be uniformly distributed; electrolyte flows in each position of the cavity 2110, and heat generated by electrolytic reaction can be taken away, so that heat dissipation is facilitated.

Referring to fig. 2 to 3, in a further embodiment of the present invention, the front and back sides of the liquid inlet 2120 are respectively provided with a first liquid inlet end and a second liquid inlet end, and in two adjacent single batteries 2000, the first liquid inlet end of the rear single battery 2000 can be partially installed into the second liquid inlet end of the front single battery 2000; specifically, the outer periphery of the first liquid inlet end can be provided with an external thread, and the inner wall of the second liquid inlet end is provided with an internal thread matched with the external thread, so that the two can be tightly connected, and the liquid inlet end can be detached and replaced at any time. Sealing ring 2133 is attached to the part, contacting with the second liquid inlet end, of the first liquid inlet end, and after the first liquid inlet end is filled into the second liquid inlet end, the sealing ring 2133 is extruded by the first liquid inlet end to deform, so that sealing between the liquid inlets 2120 is realized.

The utility model discloses a in the further embodiment, both sides are equipped with first play liquid end 2131 and second respectively around liquid outlet 2130 and go out liquid end 2132, and in two adjacent battery monomer 2000, the first second that goes out liquid end 2131 of rear battery monomer 2000 can partly pack into place ahead battery monomer 2000 goes out liquid end 2132, and the part subsides that first play liquid end 2131 goes out liquid end 2132 with the second are equipped with sealing washer 2133 in order to realize sealing.

The utility model discloses in, a plurality of battery monomer 2000's inlet 2120 and liquid outlet 2130 link together, threaded connection has coupling 2134 on two battery monomer 2000 that lie in the outside, be equipped with the through-hole that supplies coupling 2134 to pass on the casing 1000, the external infusion equipment of coupling 2134 is in order to pour into or discharge electrolyte, then no longer need pour into electrolyte into respectively to each battery monomer 2000 into, only need one set of infusion equipment just can realize the electrolyte circulation of whole metal air battery group, practice thrift manpower and materials cost.

The utility model discloses a in the further embodiment, liquid outlet 2130 and inlet 2120 all incline and all are equipped with a plurality of locating holes 2180, and locating hole 2180 is used for installation screw 2151, and after a plurality of battery monomer 2000 were arranged, locating hole 2180 aligns, penetrates each locating hole 2180 with screw 2151 in proper order, revolves the nut of twisting on the screw 2151 again in order to compress tightly sealing washer 2133, realizes the sealed between battery monomer 2000.

Referring to fig. 8, in some embodiments of the present invention, the upper portion of the battery support 2100 is open, the negative electrode assembly 2300 includes a negative electrode holder 2320 and a metal plate 2330, the negative electrode holder 2320 is installed at the upper portion of the battery support 2100, the metal plate 2330 is connected to the negative electrode holder 2320, and the metal plate 2330 can be inserted into the cavity 2110 to react with the electrolyte to generate a current.

Referring to fig. 4 to 5, the left and right ends of the negative electrode base 2320 respectively extend forward and backward to form a connection block 2324, and the electrode connection 2310 is mounted at the bottom of the connection block 2324. Specifically, when the negative electrode holder 2320 is mounted at the upper opening of the battery holder 2100, the connecting block 2324 at the left end of the negative electrode holder 2320 is located in front of the body of the negative electrode holder 2320 and in front of the battery holder 2100, i.e. the electrode connecting head 310 is located obliquely (front) above the electrode connecting seat 2210, and a mounting space is left right above the electrode connecting seat 2210 for inserting the electrode connecting head 310 on another battery cell 2000 located behind the battery cell 2000 into the electrode connecting seat 2210 on the battery cell 2000.

The connecting block 2324 at the right end of the negative electrode holder 2320 is located behind the body of the negative electrode holder 2320 and behind the battery holder 2100, i.e. the electrode connector 310 is located obliquely (behind) above the electrode connector 2210, and a mounting space is left right above the electrode connector 2210 for inserting the electrode connector 310 of another battery cell 2000 located in front of the battery cell 2000 into the electrode connector 2210 of the battery cell 2000.

That is, in two adjacent battery cells 2000, the electrode connector 2310 (second electrode connector) of the rear battery cell 2000 is positioned right above the electrode connection seat 2210 (first electrode connection seat) of the front battery cell 2000 and can be inserted into the battery connection seat. When the battery cells 2000 are assembled, the second electrode connectors are sequentially arranged downwards in alignment with the electrode connecting seats, the connecting blocks 2324 on the rear battery cells 2000 can be just embedded into the mounting space above the electrode connecting seats 2210, and the connection among the battery cells 2000 is tight, so that the output power of the battery is ensured, and the occupied space of the battery pack is also reduced.

Referring to fig. 7, in a further embodiment of the present invention, a copper bar 2321 is disposed in the negative electrode seat 2320, the electrode connector 2310 is connected to the copper bar 2321 and extends out from the bottom of the negative electrode seat 2320, and the metal plate 2330 is connected to the copper bar 2321 through an inserting structure. Specifically, when the negative electrode holder 2320 is produced, the copper bar 2321 is placed in a mold, and then injection molding is performed through the mold, so that the copper bar 2321 is fixed in the negative electrode holder 2320 and is cast with the negative electrode holder 2320 into a whole. Preferably, the top of the negative electrode base 2320 is provided with a plurality of heat dissipation holes 2323, which is convenient for heat dissipation when the copper bar 2321 conducts electricity.

The plug structure comprises a plug 2331 and a socket 2322, the plug 2331 is arranged on the upper portion of the metal plate 2330, the socket 2322 is arranged on the copper bar 2321, and the plug 2331 can be embedded into the socket 2322 to realize the connection between the metal plate 2330 and the copper bar 2321. When the metal plate 2330 is damaged, the plug 2331 is pulled out of the socket 2322 and replaced with a new metal plate 2330.

The negative electrode assembly 2300 further comprises a sealing plug 2400, the sealing plug 2400 is used for sealing an upper opening of the battery support 2100, the sealing plug 2400 is connected to the bottom of the negative electrode seat 2320, a sealing groove 2140 is formed in the upper opening of the battery support 2100, when the negative electrode assembly 2300 is mounted on the battery support 2100, the sealing plug 2400 is embedded into the sealing groove 2140, and a closed space is defined by the sealing plug 2400, the air electrode 2200 and the inner wall of the cavity 2110 so as to facilitate chemical reaction.

The mounting process of the negative electrode group 2300 is as follows: the copper bar 2321 and the negative electrode seat 2320 are cast into a whole, and the electrode connector 2310 on the copper bar 2321 extends out of the negative electrode seat 2320; the sealing plug 2400 is sleeved at the bottom of the negative electrode seat 2320, the sealing plug 2400 is provided with a yielding hole 2410 through which the plug seat 2322 passes, so that the plug seat 2322 passes through the yielding hole 2410 and extends out of the bottom of the sealing plug 2400, and the plug connector 2331 is embedded into the plug seat 2322, so that the metal plate 2330 and the negative electrode seat 2320 are connected together.

Referring to fig. 4, in some embodiments of the present invention, two corners of the bottom of the cavity 2110 are set to be circular arc structures, and the liquid inlet 2120 and the liquid outlet 2130 are respectively set outside the two circular arc structures, so as to optimize the overall structure and improve the space utilization.

The utility model discloses an installation method does: the air electrode 2200 and the battery bracket 1000 are injection molded to form a cavity 2110, and electrolyte is injected into the cavity 2110; a sealing plug 2400 is sleeved at the bottom of the negative electrode seat 2320, the metal plate 2330 is connected with the negative electrode seat 2320 through an inserting structure to form a negative electrode group 2300, the metal plate 2330 is inserted between two electrode plates 2220 of the air electrode 2200, the negative electrode seat 2320 is mounted at the upper opening of the battery bracket 2100 and is sealed through the sealing plug 2400, and then the installation of one battery cell 2000 is completed.

Sequentially inserting an electrode connector 2310 of one battery monomer 2000 into a battery connecting seat of the adjacent battery monomer 2000, aligning a liquid inlet 2120, a liquid outlet 2130, a mounting hole 2150 and a positioning hole 2180 on each battery monomer 2000, inserting a screw 2151 into each mounting hole 2150, connecting the battery monomers 2000 together, sequentially inserting the screw 2151 into each positioning hole 2180 and screwing down, and sealing the edges of each liquid inlet 2120 and each liquid outlet 2130 by compressing a sealing ring 2133; a plurality of battery cells 2000 connected in series to form a group are arranged in the shell 1000, and pipe connectors 2134 are arranged on the two outermost battery cells 2000, so that the metal-air battery is installed.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A high power metal-air cell, comprising:

a housing (1000);

the battery units (2000) are sequentially arranged, spliced and grouped and arranged in the shell (1000); each single battery (2000) is provided with an electrode connector (2310) and an electrode connecting seat (2210), and the electrode connectors (2310) and the electrode connecting seats (2210) are arranged along the arrangement direction of the single batteries (2000) in a staggered manner; the electrode connecting head (2310) on the battery single body (2000) can be inserted into the electrode connecting seat (2210) on another battery single body (2000) adjacent to the electrode connecting head, so that the battery single bodies (2000) are connected in series.

2. The high power metal-air cell of claim 1, wherein: the battery monomer (2000) comprises a battery bracket (2100), an air electrode (2200) and a negative electrode group (2300), wherein a cavity (2110) for accommodating electrolyte is arranged in the battery bracket (2100), the air electrode (2200) is installed on the battery bracket (2100), and the negative electrode group (2300) is arranged in the cavity (2110) and is used for reacting with the electrolyte; the electrode connecting seat (2210) is arranged on the air electrode (2200), and the electrode connecting head (2310) is arranged on the negative electrode group (2300).

3. A high power metal-air cell according to claim 2, wherein: a liquid inlet (2120) and a liquid outlet (2130) are formed in the lower portion of the battery support (2100), a liquid inlet channel (2121) is formed above the liquid inlet (2120), the liquid inlet channel (2121) extends to the upper portion of the battery support (2100) and is communicated with the cavity (2110), and the liquid inlet (2120) is communicated with the liquid inlet channel (2121) so that electrolyte can enter from the liquid inlet (2120) and enter the cavity (2110) through the liquid inlet channel (2121); the liquid outlet (2130) is formed in one side of the liquid inlet (2120), and the liquid outlet (2130) is communicated with the cavity (2110) and is used for discharging electrolyte.

4. A high power metal-air cell according to claim 3, wherein: the number of the cavities (2110) is two, and one air electrode (2200) and one negative electrode group (2300) are arranged in each cavity (2110); the liquid inlet (2120) is arranged between the two cavities (2110), and the liquid inlet channel (2121) is communicated with the two cavities (2110); the number of the liquid outlets (2130) is two, and the two liquid outlets are respectively arranged at two lower corners of the battery support (2100).

5. A high power metal-air cell according to claim 3, wherein: both sides are equipped with first feed liquor end and second feed liquor end respectively around inlet (2120), and two are adjacent in battery monomer (2000), the rear battery monomer (2000) first feed liquor end can partially pack into the place ahead battery monomer (2000) the second feed liquor end, first feed liquor end with the part subsides of second feed liquor end contact are equipped with sealing washer (2133) in order to realize sealed.

6. The high power metal-air cell as in claim 5, wherein: the front side and the rear side of the liquid outlet (2130) are respectively provided with a first liquid outlet end (2131) and a second liquid outlet end (2132), the first liquid outlet end (2131) of the rear battery monomer (2000) can be partially arranged in the second liquid outlet end (2132) of the front battery monomer (2000) in two adjacent battery monomers (2000), and a sealing ring (2133) is attached to the part, in contact with the second liquid outlet end (2132), of the first liquid outlet end (2131) to realize sealing.

7. The high power metal-air cell of claim 6, wherein: the periphery of the liquid outlet (2130) and the periphery of the liquid inlet (2120) are respectively provided with a plurality of positioning holes (2180), the positioning holes (2180) are used for installing screws (2151), and after the battery units (2000) are assembled, the screws (2151) are screwed to compress the sealing rings (2133), so that sealing among the battery units (2000) is achieved.

8. A high power metal-air cell according to claim 2, wherein: the battery bracket (2100) is provided with an opening at the upper part, the negative electrode group (2300) comprises a negative electrode seat (2320) and a metal plate (2330), the negative electrode seat (2320) is installed at the opening at the upper part of the battery bracket (2100), the metal plate (2330) is connected with the negative electrode seat (2320), and the metal plate (2330) can be inserted into the cavity (2110).

9. A high power metal-air cell according to claim 8, wherein: the negative pole seat (2320) is internally provided with a copper bar (2321), the electrode connector (2310) is connected with the copper bar (2321) and extends out of the bottom of the negative pole seat (2320), and the metal plate (2330) is connected with the copper bar (2321) through an inserting structure.

10. A high power metal-air cell according to claim 3, wherein: two corners at the bottom of the cavity (2110) are arranged to be arc structures, and the liquid inlet (2120) and the liquid outlet (2130) are respectively arranged on the outer sides of the two arc structures.

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