CN111540861A

CN111540861A - Outdoor convenient battery

Info

Publication number: CN111540861A
Application number: CN202010392506.7A
Authority: CN
Inventors: 蔡月丽; 胡俊好
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-08-14

Abstract

The invention discloses an outdoor convenient battery which comprises an inner core, wherein a shell is fixed on the outer wall of the inner core, a positive electrode and a negative electrode are respectively fixed at two ends of the inner core, a positive pole is fixed on the side wall of the positive electrode, two symmetrical clamping grooves are formed in the circumferential outer wall of the positive pole, an inserting groove is formed in the side wall of the negative electrode, two symmetrically-arranged clamping grooves are formed in the inner wall of the inserting groove, conducting strips are fixed on the inner walls of the two clamping grooves, and two symmetrically-arranged limiting grooves are formed in the inner wall of the inserting groove. Has the advantages that: according to the invention, after the batteries are connected and electrified, the two ends of the electrorheological fluid in the limiting groove are subjected to voltage application, so that the liquid electrorheological fluid is gradually solidified and expanded, the clamping block enters the slot under the pushing of the clamping block and then moves into the clamping groove, the clamping block limits the movement of the anode column, namely, the batteries can be better connected and cannot be easily separated after being electrified, and the stability of the electricity utilization process is ensured.

Description

Outdoor convenient battery

Technical Field

The invention relates to the technical field of batteries, in particular to an outdoor convenient battery.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices that can generate electrical energy;

the battery is used as an energy source, so that the current which has stable voltage and current, is stably supplied for a long time and is slightly influenced by the outside can be obtained, the battery has a simple structure, is convenient to carry, is simple and easy to operate, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life;

the current battery has a single structure and a small application range, needs the help of an external auxiliary appliance when a plurality of batteries are used in parallel, and cannot provide a complete and effective auxiliary tool when used outdoors, so that the batteries are inconvenient to use in parallel and even cannot be used, great inconvenience is brought to outdoor use, and the battery which can be conveniently used outdoors is urgently needed.

Disclosure of Invention

The invention aims to solve the problem that a battery in the prior art is inconvenient to use outdoors, and provides an outdoor convenient battery.

In order to achieve the purpose, the invention adopts the following technical scheme: an outdoor portable battery comprises an inner core, wherein a shell is fixed on the outer wall of the inner core, a positive electrode and a negative electrode are respectively fixed at two ends of the inner core, a positive post is fixed on the side wall of the positive electrode, two symmetrical clamping grooves are formed in the circumferential outer wall of the positive post, an insertion groove is formed in the side wall of the negative electrode, two symmetrically arranged clamping grooves are formed in the inner wall of the insertion groove, conducting strips are fixed on the inner walls of the two clamping grooves, two symmetrically arranged limiting grooves are formed in the inner wall of the insertion groove, clamping blocks are fixedly connected to the inner bottoms of the two limiting grooves through connecting springs, a heat absorption cavity is formed in the side wall of the shell, a cooling groove is formed in the outer wall of the shell, a conversion cavity is formed in the side wall of the negative electrode, two connecting grooves communicated with the heat absorption cavity are formed in two ends of the conversion cavity, and, the inner wall of the cooling tank is provided with a reflux tank communicated with the inside of the heat absorption cavity, and the inner wall of the cooling tank is fixed with a cooling box.

In foretell outdoor convenient battery, two press from both sides tight groove and all communicate with the conversion chamber, two the conducting strip extends to the conversion chamber by pressing from both sides tight groove in, two the lateral wall of conducting strip all is fixed with the elastic webbing, two the elastic webbing all with the inner wall fixed connection in conversion chamber and will correspond the tight groove of clamp of position and seal, two the conducting strip all is connected with the water-stop film, two with the inner wall in conversion chamber jointly the water-stop film all is fixed with the elastic webbing that corresponds the position, the water-stop film is waterproof ventilated membrane.

In foretell outdoor convenient battery, two the inside of spacing groove all is filled with electrorheological fluids, two the fixture block all with the inner wall sealing sliding connection who corresponds the spacing groove, the inner wall of backward flow groove is fixed with the check valve, the inside packing of cooler bin has the coolant liquid.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the positive pole is inserted into the slot, so that the conductive sheet drives the elastic belt to deform, and the positive pole is clamped by the conductive sheet, so that two batteries can be well connected without the assistance of an external tool, and a plurality of outdoor batteries can be conveniently connected in series for use;

2. in the invention, after the batteries are connected and electrified, the two ends of the electrorheological fluid in the limiting groove are changed to be applied with voltage, so that the liquid electrorheological fluid is gradually solidified and expanded, the clamping block enters the slot under the pushing of the clamping block and then moves into the clamping groove, the clamping block limits the movement of the anode column, namely, the batteries can be better connected and cannot be easily separated after being electrified, and the stability of the electricity utilization process is ensured;

3. according to the invention, the dichloromethane in the heat absorption cavity absorbs the heat generated by the battery during working, so that a large amount of heat cannot be accumulated in the battery even if the battery works for a long time, the battery is prevented from being damaged due to internal temperature rise, the service life of the battery is prolonged, the boiling point of the dichloromethane is low, and the heat absorption efficiency is high through gasification and the response is fast;

4. according to the invention, heat absorbed by the cooling liquid in the cooling box is directly transferred to the external air, so that the cooling liquid in the cooling box keeps good heat absorption capacity, the heat in the battery can be well dissipated after being absorbed by dichloromethane, the service life of the battery is prolonged, the heat absorption cavity occupies a small space and only the cooling box is in direct contact with the outside, the integral strength of the shell is ensured, and good heat dissipation can be ensured;

5. in the invention, in the process that the temperature in the battery rises and dichloromethane flows, the two conducting strips further clamp the positive pole under the pushing of air pressure, so that the connected battery cannot be separated and can be attached more tightly, the sliding of the battery is avoided, the heating efficiency is further improved due to poor contact at high temperature, the further rapid heating is effectively avoided, and the stability of battery connection is ensured.

Drawings

Fig. 1 is a schematic structural diagram of an outdoor portable battery according to the present invention;

fig. 2 is a side sectional view of an outdoor portable battery according to the present invention;

fig. 3 is a side sectional view of a negative electrode part in an outdoor portable battery according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1.

In the figure: the heat-absorbing device comprises an inner core 1, an outer shell 2, a positive electrode 3, a negative electrode 4, a positive pole 5, a clamping groove 6, a clamping groove 7, a conducting strip 8, a limiting groove 9, a connecting spring 10, a clamping block 11, a heat-absorbing cavity 12, a conversion cavity 13, a cooling groove 14, a connecting groove 15, an air inlet groove 16, a reflux groove 17, a cooling box 18, an elastic band 19, a water-stop film 20 and a slot 21.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-4, an outdoor portable battery comprises an inner core 1, a shell 2 is fixed on the outer wall of the inner core 1, a positive electrode 3 and a negative electrode 4 are respectively fixed on the two ends of the inner core 1, a positive pole 5 is fixed on the side wall of the positive electrode 3, two symmetrical clamping grooves 6 are arranged on the circumferential outer wall of the positive pole 5, a slot 21 is arranged on the side wall of the negative electrode 4, two clamping grooves 7 are symmetrically arranged on the inner wall of the slot 21, conducting strips 8 are fixed on the inner walls of the two clamping grooves 7, two limiting grooves 9 are symmetrically arranged on the inner wall of the slot 21, clamping blocks 11 are fixedly connected to the inner bottoms of the two limiting grooves 9 through connecting springs 10, a heat absorption cavity 12 is arranged on the side wall of the shell 2, a cooling groove 14 is arranged on the outer wall of the shell 2, a conversion cavity 13 is arranged on the side wall of the, an air inlet groove 16 communicated with the inside of the cooling groove 14 is formed in the inner wall of the conversion cavity 13, a return groove 17 communicated with the inside of the heat absorption cavity 12 is formed in the inner wall of the cooling groove 14, and a cooling box 18 is fixed on the inner wall of the cooling groove 14.

Two press from both sides tight groove 7 and all communicate with conversion chamber 13, two conducting strips 8 extend to conversion chamber 13 by pressing from both sides tight groove 7, the lateral wall of two conducting strips 8 all is fixed with elastic webbing 19, conducting strip 8 will drive elastic webbing 19 deformation when receiving the extrusion, thereby make conducting strip 8 press from both sides tight to male anodal post 5, two elastic webbing 19 all with the inner wall fixed connection of conversion chamber 13 and will correspond the tight groove 7 seal of clamp of position, two conducting strips 8 all are connected with water-stop film 20 with the inner wall of conversion chamber 13 jointly, two water-stop film 20 all are fixed with the elastic webbing 19 that corresponds the position, water-stop film 20 is waterproof ventilated membrane, prevent liquid dichloromethane to pass through, guarantee that dichloromethane after the gasification can pass through and then accomplish subsequent cooling liquefaction.

The inside of two spacing grooves 9 all is filled with electrorheological fluid, two fixture blocks 11 all with the inner wall sealing sliding connection who corresponds spacing groove 9, electrorheological fluid gets electric when the battery is outwards supplied power, thereby become solid-state by liquid transformation, and the volume will obtain the increase of certain degree, thereby make fixture block 11 move to slot 21 inside under its promotion, the inner wall of return chute 17 is fixed with the check valve, lead to heat absorption chamber 12 by cooling bath 14 in, 18 inside packings of cooling tank have the coolant liquid, the inside packing of heat absorption chamber 12 has dichloromethane solution.

In the invention, when a plurality of batteries are required to be connected for use, one battery positive pole column 5 is inserted into the slot 21 of the other battery, and the conductive sheet 8 moves towards the inside of the clamping groove 7 due to the extrusion in the insertion process, so that the elastic belt 19 is stretched and deformed, and the clamping of the positive pole column 5 is realized to a certain extent, so that the two batteries cannot be easily separated after being connected, and the connection and the use are convenient;

after the plurality of batteries are connected and powered on, current flows through the electrorheological fluid inside the limiting groove 9, so that the electrorheological fluid is gradually solidified and has a certain volume increased, the clamping block 11 is pushed into the slot 21 in the process of volume increase, and then enters the clamping groove 6 on the positive post 5, so that the positive post 5 is limited, the positive post 5 cannot be separated from the slot 21 by pulling, the connection among the batteries in the power utilization process is stable, the condition of separation from the power failure cannot occur, the power utilization process is more stable, meanwhile, extra equipment is not needed for protecting and connecting the batteries, and the use is very convenient;

the battery can generate heat continuously in the using process, the battery can be at a high temperature when being used for a long time, when the temperature of the battery is high, harmful reactions such as electrode degradation, electrolyte decomposition and the like can be caused, the service life of the battery is influenced, and even the internal structure of the battery is permanently damaged, the battery can be gradually damaged when being stably higher than 45 ℃, when the temperature of the battery is high in heating degree, dichloromethane solution in the heat absorption cavity 12 is heated and evaporated, so that the air pressure in the heat absorption cavity 12 is increased, the gasified dichloromethane enters the air inlet groove 16 through the water-stop film 20 and then enters the cooling groove 14, the dichloromethane gas with high temperature after gasification is in contact with the cooling box 18, the cooling liquid in the cooling box 18 effectively cools the dichloromethane, and the dichloromethane is cooled and liquefied, the dichloromethane is pushed by the subsequent gas to return to the heat absorption cavity 12 through the reflux groove 17, so that the cyclic flow and heat exchange of the dichloromethane are realized, the cooling box 18 is in direct contact with the external environment and can transfer heat to the external air, the heat absorbed by the cooling liquid in the cooling box 18 is directly transferred to the external air, the cooling liquid in the cooling box 18 keeps good heat absorption capacity, the heat in the battery is well dissipated, the service life of the battery is prolonged, the heat absorption cavity 12 occupies a small space and only the cooling box 18 is in direct contact with the outside, the overall strength of the shell 2 is ensured, and good heat dissipation can be ensured;

and increase at the inside atmospheric pressure in heat absorption chamber 12, gaseous state dichloromethane flows in-process, water-stop film 20 will receive atmospheric pressure promotion and deformation, and then drive conducting strip 8 and remove, make two conducting strips 8 be close to each other, thereby make two conducting strips 8 further press from both sides tight battery after making the connection not only can't break away from with anodal post 5 under atmospheric pressure promotes, can also laminate inseparabler, thereby avoid the slip of battery, avoid appearing contact failure when the high temperature and lead to the efficiency of generating heat further to promote, effectively avoid further generating heat fast and guarantee the stability that the battery is connected.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The outdoor convenient battery comprises an inner core (1), wherein a shell (2) is fixed on the outer wall of the inner core (1), a positive electrode (3) and a negative electrode (4) are respectively fixed at two ends of the inner core (1), and the outdoor convenient battery is characterized in that a positive post (5) is fixed on the side wall of the positive electrode (3), two symmetrical clamping grooves (6) are formed in the circumferential outer wall of the positive post (5), an insertion groove (21) is formed in the side wall of the negative electrode (4), two symmetrically-arranged clamping grooves (7) are formed in the inner wall of the insertion groove (21), conducting strips (8) are respectively fixed on the inner walls of the two clamping grooves (7), two symmetrically-arranged limiting grooves (9) are formed in the inner wall of the insertion groove (21), clamping blocks (11) are fixedly connected to the inner bottom parts of the two limiting grooves (9) through connecting springs (10), and a heat absorption cavity (12) is formed in, the outer wall of the shell (2) is provided with a cooling groove (14), the side wall of the negative electrode (4) is provided with a conversion cavity (13), two connecting grooves (15) communicated with the heat absorption cavity (12) are formed in two ends of the conversion cavity (13), an air inlet groove (16) communicated with the inside of the cooling groove (14) is formed in the inner wall of the conversion cavity (13), a return groove (17) communicated with the inside of the heat absorption cavity (12) is formed in the inner wall of the cooling groove (14), and a cooling box (18) is fixed on the inner wall of the cooling groove (14).

2. The outdoor portable battery according to claim 1, wherein the two clamping grooves (7) are communicated with the conversion cavity (13), the two conducting strips (8) extend into the conversion cavity (13) through the clamping grooves (7), the side walls of the two conducting strips (8) are fixed with elastic strips (19), the two elastic strips (19) are fixedly connected with the inner wall of the conversion cavity (13) and seal the clamping grooves (7) at the corresponding positions, the two conducting strips (8) are connected with the inner wall of the conversion cavity (13) together with a water-stop film (20), the two water-stop film (20) is fixed with the elastic strips (19) at the corresponding positions, and the water-stop film (20) is a waterproof breathable film.

3. The outdoor portable battery according to claim 1, wherein the two limiting grooves (9) are filled with electrorheological fluid, the two clamping blocks (11) are in sliding connection with the inner walls of the corresponding limiting grooves (9) in a sealing manner, the inner wall of the backflow groove (17) is fixed with a one-way valve, and the cooling box (18) is filled with cooling fluid.