CN217062288U

CN217062288U - Power module and emergency equipment

Info

Publication number: CN217062288U
Application number: CN202220339272.4U
Authority: CN
Inventors: 朱地磊
Original assignee: Anhui Shuodai Technology Co ltd
Current assignee: Anhui Shuodai Technology Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-07-26
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a power module and emergency equipment belongs to metal fuel cell technical field. The utility model provides a power module, includes a plurality of metal fuel cell monomer that separate each other, metal fuel monomer is including the air positive pole layer, the soaking layer and the metal negative pole layer that stack, all be provided with the electrode on air positive pole layer and the metal negative pole layer and draw forth the end, establish ties or parallelly connected between a plurality of metal fuel monomer. The utility model discloses a plurality of metal fuel cell monomers that set up each other separately, can avoid the short circuit or the cluster electricity between each battery monomer, improve the electric core energy density simultaneously; the utility model discloses a with power module and USB module or lighting module combination, can constitute emergent portable power source or emergency lighting equipment.

Description

Power module and emergency equipment

Technical Field

The utility model belongs to the technical field of the battery, more specifically say, relate to a power module and emergency equipment.

Background

A metal fuel cell uses aluminum, zinc, magnesium or an alloy thereof as an anode and generates electric energy by oxidation-reduction reaction with oxygen in the air in a neutral electrolyte, and a magnesium air cell is one of metal fuel cells and generally uses brine as a neutral electrolyte. Due to the characteristic that metal fuel can generate electricity by adding water, the metal fuel cell is often applied to the field of standby power supplies or emergency power supplies, and a metal fuel cell is used for supplying power to electric equipment, for example, an emergency lamp is a typical application scene. In addition, in order to make the metal fuel cell compact and quickly put into emergency use, a battery module with a water absorption layer is designed in the prior art, and the battery starts to generate electricity after the water absorption layer absorbs water and is in contact with the positive electrode and the negative electrode of the metal fuel cell.

The Chinese patent with the application number of 201620834975.9 discloses a water-soaking emergency lamp battery and a battery assembly, wherein the battery is formed by sequentially stacking a metal magnesium sheet with the thickness of 0.3mm, polyester staple fiber with the thickness of 0.8mm and an air battery pole piece with the thickness of 1mm and then pressing the stack under the pressure of 0.5mpa, and the battery assembly is formed by stacking eight groups of the batteries together. The battery integration has no interval between batteries, so the problems of short circuit and series electricity can occur, and the performance of the battery is unstable.

Disclosure of Invention

1. Problems to be solved

To the phenomenon that there is short circuit and cluster electricity of battery integration among the prior art, and the low problem of electric core energy density, the utility model provides a power module and emergency equipment.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A power module comprises a plurality of metal fuel cell monomers which are mutually separated, wherein each metal fuel cell monomer comprises an air anode layer, a water soaking layer and a metal cathode layer which are stacked, electrode leading-out ends are arranged on the air anode layer and the metal cathode layer, and the plurality of metal fuel cells are connected in series or in parallel.

Furthermore, the battery cell comprises a battery cell shell, wherein a plurality of cavities with openings at the bottom are arranged on the battery cell shell, the cavities are separated by partition plates, and the metal fuel battery monomer is arranged in the cavities.

Furthermore, a potting groove is formed in the top of the battery cell shell, openings communicated with the cavities are formed in the bottom of the potting groove, and the electrode leading-out end extends into the potting groove through the openings and is potted through insulating resin.

Furthermore, the side wall of the battery cell shell is provided with air holes communicated with the cavities.

Furthermore, the battery also comprises a battery shell with an opening at the top, the battery core shell is arranged in the battery shell, the top of the battery core shell is hermetically connected with the battery shell, and the bottom of the battery shell is provided with a water injection hole.

Furthermore, a plurality of water outlet holes and an inwards concave water injection groove are formed in the bottom surface of the battery shell, and the water outlet holes are distributed on the outer side of the water injection groove; the water injection hole is arranged at the bottom of the water injection groove.

The utility model also provides an emergency device, which comprises any one of the power modules, an upper cover arranged on the top of the battery shell, and a USB output interface fixed on the inner side of the upper cover; and the USB output interface is electrically connected with the electrode leading-out end through the direct current output module.

The utility model also provides an emergency equipment, including foretell an arbitrary power module, still include with electrode leading-out end electric connection's lighting module.

Further, the lighting module comprises a base and a lamp holder which are detachably connected, and the base is installed at the top of the battery shell.

Furthermore, the base is rotatably connected with the lamp cap, an annular conducting strip which is electrically connected with the electrode leading-out end is arranged on the base, and a conducting spring needle corresponding to the annular conducting strip is arranged on the lamp cap.

Furthermore, an L-shaped clamping groove is formed in the outer side wall of the top of the base, a clamping block is arranged inside the lamp holder, and the base and the lamp holder are connected in a rotating and clamping mode through the L-shaped clamping groove and the clamping block.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a set up a plurality of metal fuel cell monomers that separate each other and set up, can avoid short circuit or string electricity between each battery monomer, the battery is when reducing the interior string electricity phenomenon, also can reduce the battery when not operating unnecessary self discharge, the discharge performance is more stable; the air holes are formed in the battery cell shell, so that air can be supplied to the air anode layer, liquid can be quickly added into a battery cell when liquid is added, when the bottom of the battery cell shell is vertically placed downwards, redundant liquid can flow out of the air holes, an air channel cannot be blocked, the phenomenon of air shortage caused by submerging one side of the air anode layer is prevented, and stable power output of the battery is guaranteed;

(2) the utility model can connect the electrode leading-out ends of each metal fuel cell in series or in parallel in the encapsulating groove by arranging the encapsulating groove and the opening, and then the insulating resin is used for encapsulating, so that the electric connecting end and the cell reaction end can be insulated and separated, and the short circuit caused when the cell is activated by subsequent liquid adding is avoided; the short circuit can be further prevented by hermetically connecting the battery cell shell with the battery shell;

(3) the utility model adds the USB module on the power module, so that the liquid can be added into the power module to be changed into a mobile power supply under emergency, and the power supply is supplied to the external equipment through the USB output interface;

(4) the utility model discloses an install lighting module additional on power module, can make up into emergency lighting equipment, because last discharge behind the general liquid feeding of power module, finish until metal negative pole layer consumption, hardly reinstallate metal fuel cell monomer again, therefore power module is disposable basically, can dismantle the base and the lamp holder of connection through setting up, is convenient for change the lamp holder, improves the utilization ratio of lamp holder.

Drawings

Fig. 1 is a schematic structural diagram of a metal fuel cell in a power module provided by the present invention;

fig. 2 is a schematic structural diagram of a power module with a cell casing according to the present invention;

fig. 3 is a schematic top structure view of the cell casing according to the present invention;

fig. 4 is a schematic diagram of a bottom structure of the cell casing according to the present invention;

fig. 5 is a cross-sectional view of the assembled cell casing and power supply housing of the present invention;

fig. 6 is an exploded view of the emergency device with USB module proposed by the present invention;

fig. 7 is an exploded view of an emergency device with a lighting module according to the present invention;

fig. 8 is a schematic structural view of an emergency device with an illumination module according to the present invention;

fig. 9 is a schematic view of the internal structure of the lamp cap of fig. 8.

In the figure: 1. a metal fuel cell; 2. an air positive electrode layer; 3. soaking a water layer; 4. a metal negative electrode layer; 5. an electrode lead-out terminal; 6. a cell shell; 7. a chamber; 8. a partition plate; 9. filling and sealing the groove; 10. an opening; 11. air holes; 12. a battery case; 13. a water injection hole; 14. an upper cover; 15. a USB output interface; 16. a base; 17. a lamp cap; 18. an annular conductive sheet; 19. a conductive pogo pin; 20. an L-shaped clamping groove; 21. a clamping block; 22. a water injection tank; 23. a water outlet hole; 24. and a direct current output module.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Example 1

Referring to fig. 1-5, a power module comprises a plurality of metal fuel cell units 1 which are separated from each other, wherein each metal fuel cell unit 1 comprises an air anode layer 2, a water immersion layer 3 and a metal cathode layer 4 which are stacked, electrode leading-out terminals 5 are arranged on the air anode layer 2 and the metal cathode layer 4, the air anode layer 2 is generally a nickel net loaded with a catalyst, the water immersion layer 3 is formed by combining one or more of cotton, glass fiber, polyester fabric and the like which have water absorption and water fixation effects, and salt particles can be added into the water immersion layer 3, so that the power generation effect of the cell can be improved after liquid is added; the metal negative electrode layer 4 is generally an active metal, such as zinc, magnesium, or aluminum, and the plurality of metal fuel cells 1 are connected in series or in parallel through a current-carrying conductor and an electrode leading-out terminal 5, and the common electrode leading-out terminal 5, such as a tab, is connected to the tab on the corresponding cell through a wire or soldering, so as to achieve the series or parallel effect. A plurality of metal fuel cell monomer 1 install in electric core casing 6, be provided with a plurality of cavities 7 of bottom open-ended on the electric core casing 6, separate through baffle 8 between each cavity 7, metal fuel cell monomer 1 is arranged in cavity 7, realizes separating each battery monomer each other, avoids appearing short circuit or cluster electricity, and the battery also can reduce unnecessary self discharge of battery when not operating when reducing inside string electricity phenomenon, and discharge performance is more stable.

The top of electric core casing 6 is provided with embedment groove 9, the opening 10 that communicates with each cavity is seted up to the bottom in embedment groove 9, electrode leading-out end 5 stretches into embedment groove 9 through opening 10 to establish ties or parallelly connected with each metal fuel cell monomer 1 in embedment groove 9 as required, then through insulating resin embedment, the electrode leading-out end 5 after the embedment groove 9 that sets up is convenient for electrically connected carries out the embedment, and the electrical connection end that realizes power module after the embedment is insulated with the battery reaction end and is separated.

Offer the gas pocket 11 with each cavity 7 intercommunication on the lateral wall of electricity core casing 6, on the one hand can be the air positive layer 2 supply air, on the other hand is when the liquid feeding, liquid can get into cavity 7 very fast and absorbed by soaking layer 3 through a plurality of gas pockets 11, the activation of battery monomer liquid feeding is fast, when vertical placing down in electricity core casing 6 bottom, unnecessary liquid can be followed gas pocket 11 and electricity core casing 6's bottom and flowed, can not block up the air passageway, prevent that 2 one side on the air positive layer from flooding and causing the phenomenon of lacking in the air, the output of battery stable power has been ensured.

Still include the battery case 12 that open-top set up, electric core casing 6 is installed in battery case 12, and the top and the battery case 12 sealing connection of electric core casing 6 can adopt the sealed technology of encapsulating or ultrasonic bonding, further prevents to take place the short circuit in the power module use, and water injection hole 13 has been seted up to the bottom of battery case 12, is convenient for carry out the liquid feeding operation to inside electric core casing 6, unnecessary liquid outflow when also being convenient for use.

Example 2

Referring to fig. 5, the present embodiment is different from the first embodiment in that a plurality of water outlet holes 23 and a plurality of water injection grooves 22 are formed in the bottom surface of the battery case 12, and the water outlet holes 23 are distributed outside the water injection grooves 22; the water injection holes 13 are provided at the bottom of the water injection tank 22. Because water injection tank 22 is sunken to battery case 12 inside, form the pit in the bottom surface of battery case 12, be convenient for to the inside liquid feeding of battery case 12, and because water injection tank 22 is equivalent to be convex inside battery case 12, consequently, after the liquid feeding when battery case 12 head is towards the lower normal vertical setting of foot, its bottom has the hydrops, in the use, there is the liquid drop because of rocking to drip from water injection hole 13 at intervals, consequently, several apopores 23 are seted up again in water injection tank 22's the outside, be convenient for discharge the inside unnecessary liquid of battery case 12 together with water injection hole 13 once only.

Along with the increasing popularization of electronic products and electric equipment, the demand of power supply equipment is also increasing, for example, a charger is a daily common mobile power supply equipment and meets the power supply demand of daily mobile phones and other electronic products, but most of products such as the charger are lithium ion secondary batteries, the batteries of the batteries can be used only by depending on power grid charging, and the batteries can have a shortage phenomenon after being placed for many days without charging in a flat day and cannot be used under the condition of power failure or emergency power utilization. However, like the primary batteries such as zinc-manganese batteries and lithium-manganese batteries, the storage time is long but no decay is basically impossible for 3 years. Secondly, most of electrolytes in the existing batteries are toxic and harmful substances, which have certain harm to the environment and human bodies. And the utility model provides a battery module can not take place to discharge when not using, only need during the use with liquid such as running water, river, sea water, tea add from shell body bottom filling opening add the activation can, be applicable to the outdoor emergency scene when unable access power or having a power failure. The utility model discloses a battery module storage time is long, and pollution-free lossless, safe and reliable.

Referring to fig. 6, the present invention provides an emergency device based on the above power module, which includes the above power module, an upper cover 14 installed on the top of the battery case 12, and a USB output interface 15 fixed inside the upper cover 14; the USB output interface 15 is electrically connected to the electrode terminal 5 through the dc output module 24. The USB output interface 15 and the dc output module 24 form a USB module, and the upper cover 14 is correspondingly provided with an opening corresponding to the USB output interface 15, so as to facilitate connection of a power line. In chinese patent application No. 201511000542.X, a technical solution for combining a USB module with a metal fuel cell is disclosed, and therefore, the USB module is not described herein again.

Referring to fig. 7-9, the present invention further provides another emergency device, which includes the above power module, and further includes a lighting module electrically connected to the electrode terminal 5 to form an emergency lighting device.

The lighting module is including dismantling the base 16 and the lamp holder 17 of connection, base 16 installs in battery case 12 top, because last discharge after the general liquid feeding of power module, finish until metal negative pole layer 4 consumes, it is difficult to reinstall metal fuel cell monomer 1 again, therefore power module is disposable basically, through setting up base 16 and lamp holder 17 of dismantling the connection, be convenient for change lamp holder 17, improve the utilization ratio of lamp holder 17, when setting up battery module and the lamp holder 17 of different colours, also convenient to use person makes up the battery module of different colours, improve the enjoyment of using.

The base 16 is connected with the lamp holder 17 rotation, for example, rotatory joint and threaded connection rotate the compound mode of connection, be convenient for assemble base 16 and lamp holder 17, be provided with on the base 16 be used for with electrode leading-out end 5 electric connection's annular conducting strip 18, be provided with on the lamp holder 17 with the corresponding electrically conductive pogo pin 19 of annular conducting strip 18, electrically conductive pogo pin 19 is prior art, also called pogo pin, and this document does not need to be repeated.

When the base 16 is rotationally clamped with the lamp holder 17, the outer side wall of the top of the base 16 is provided with an L-shaped clamping groove 20, the lamp holder 17 is internally provided with a clamping block 21, the L-shaped clamping groove 20 forms an opening on the upper surface of the base 16, the clamping block 21 is conveniently clamped, and the rotational clamping is realized through the L-shaped clamping groove 20 and the clamping block 21.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a power module, its characterized in that includes a plurality of metal fuel cell monomer (1) that separate each other, metal fuel cell monomer (1) is including air positive pole layer (2), the layer of soaking (3) and the metal negative pole layer (4) that stack, all be provided with electrode extraction end (5) on air positive pole layer (2) and the metal negative pole layer (4), establish ties or parallelly connected between a plurality of metal fuel cell monomer (1).

2. The power supply module according to claim 1, further comprising a cell casing (6), wherein the cell casing (6) is provided with a plurality of chambers (7) with openings at the bottom, the chambers (7) are separated by a partition plate (8), and the metal fuel cell unit (1) is disposed in the chambers (7).

3. The power supply module according to claim 2, wherein a potting groove (9) is formed in the top of the cell casing (6), an opening (10) communicated with each cavity is formed in the bottom of the potting groove (9), and the electrode leading-out terminal (5) extends into the potting groove (9) through the opening (10) and is potted by insulating resin.

4. The power supply module according to claim 2, wherein the side wall of the cell casing (6) is provided with air holes (11) communicated with the chambers (7).

5. The power supply module according to any one of claims 2 to 4, further comprising a battery casing (12) having an open top, wherein the cell casing (6) is mounted in the battery casing (12), the top of the cell casing (6) is hermetically connected with the battery casing (12), and the bottom of the battery casing (12) is provided with a water injection hole (13).

6. The power supply module according to claim 5, wherein the bottom surface of the battery shell (12) is provided with a plurality of water outlet holes (23) and a plurality of concave water injection grooves (22), and the water outlet holes (23) are distributed on the outer side of the water injection grooves (22); the water injection hole (13) is arranged at the bottom of the water injection groove (22).

7. An emergency device comprising a power module as claimed in any one of claims 5 or 6, further comprising an upper cover (14) mounted on top of the battery housing (12), and a USB output port (15) fixed to the inside of the upper cover (14); the USB output interface (15) is electrically connected with the electrode leading-out end (5) through a direct current output module (24).

8. An emergency device comprising a power module as claimed in any one of claims 5 or 6, further comprising a lighting module electrically connected to the electrode terminals (5), the lighting module comprising a base (16) and a lamp cap (17) which are detachably connected, the base (16) being mounted on top of the battery housing (12).

9. An emergency device according to claim 8, wherein: the base (16) is rotatably connected with the lamp cap (17), an annular conducting strip (18) which is electrically connected with the electrode leading-out end (5) is arranged on the base (16), and a conducting spring needle (19) corresponding to the annular conducting strip (18) is arranged on the lamp cap (17).

10. An emergency device according to claim 9, wherein: the LED lamp is characterized in that an L-shaped clamping groove (20) is formed in the outer side wall of the top of the base (16), a clamping block (21) is arranged inside the lamp cap (17), and the base (16) and the lamp cap (17) are rotationally clamped through the L-shaped clamping groove (20) and the clamping block (21).