CN113258364A

CN113258364A - Safety charger with indication function

Info

Publication number: CN113258364A
Application number: CN202110510464.7A
Authority: CN
Inventors: 田维早
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-08-13

Abstract

The invention discloses a safety charger with an indication function, which comprises a hollow shell, wherein a charging module is arranged in the shell, an air storage block is glued on the inner bottom wall of the shell, the charging module is in contact with the air storage block, the air storage block is of a hollow structure, a sliding plate is sleeved in the air storage block in a sliding and sealing mode, two ventilation holes are formed in the side wall of the shell, the top wall of the air storage block is fixedly connected with two connecting pipes in a penetrating mode, two sliding columns are sleeved on each connecting pipe in a sliding and sealing mode in a sealing and sealing mode, a sealing plate is glued on each sliding column, and mixed gas is filled between each sliding column and the corresponding sliding plate. Has the advantages that: the charger can effectively prevent dust when the internal heat is normal, the ventilation holes are opened to dissipate heat when the heat is too high, the current can be automatically reduced when the heat is too high, fire caused by overheating and burning is avoided, the safety is higher, the indicating effect is achieved, and the heat condition in the charger is clear at a glance.

Description

Safety charger with indication function

Technical Field

The invention relates to the technical field of electronic accessories, in particular to a safety charger with an indicating function.

Background

With the continuous development of mobile electronic devices, which are seen everywhere in our lives, such as smart phones, smart watches, smart glasses, tablet computers and the like, the development of the electronic devices greatly facilitates our daily lives and works, and the smart devices are usually powered by storage batteries, and the storage batteries need to be charged by chargers, so that the smart devices can be used daily.

Among the prior art, current charger often all is sealed, and the unable fine giving off of its inside heat, and directly can't prevent the entering of dust when the heat is normal again at the shell trompil, and current charger does not possess the instruction function, and the inside temperature condition of charger can't audio-visual understanding, and current charger often can break away from with the socket because of the maloperation when charging simultaneously, uses inconveniently, for this reason, we have proposed a safety charger with instruction function.

Disclosure of Invention

The invention aims to solve the problems of heat dissipation, dust prevention, no indication function and incapability of preventing separation in the prior art, and provides a safety charger with an indication function.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a safety charger with instruction function, includes hollow shell, be provided with the module of charging in the shell, the diapire veneer has the gas storage piece in the shell, the module of charging contacts with the gas storage piece, the gas storage piece is hollow structure, the sliding plate has been cup jointed to the inside sealed slip of gas storage piece, two scavenge ports have been seted up to the shell lateral wall, two connecting pipes of fixedly connected with are run through to gas storage piece roof, every two travelers have been cup jointed to the equal sealed slip of connecting pipe, the common veneer of traveller has the shrouding, it has gaseous mixture to fill between traveller and the sliding plate, the shell diapire is provided with the anticreep device, be provided with current adjustment mechanism in the scavenge port, be provided with indication mechanism in the shell.

In foretell safety charger with instruction function, anticreep device is including seting up the recess at the shell diapire, sealed slide adjustment has the negative pressure board in the recess, the shell lower surface veneer has the sucking disc, set up two slip chambeies in the shell diapire, the slip chamber runs through and extends to in the gas storage piece, slip intracavity sealed slide cup joint has the permanent magnet, it has hydraulic oil to fill between permanent magnet and the sliding plate.

In the above safety charger with indication function, the current adjusting mechanism includes a mounting plate glued in the ventilation hole, a force-sensitive resistor is glued on a side wall of the mounting plate close to one side of the charging module, and the force-sensitive resistor is connected with the charging module in series through a wire.

In the above safety charger with indication function, the indication mechanism includes an LED lamp disposed on the upper surface of the gas storage block, the LED lamp is connected in series with the charging module through a wire, and the side wall of the housing penetrates through the transparent blocks.

In the above safety charger with an indication function, the cross section of the ventilation hole is in a shape of a convex with an opening facing one side, and a rubber gasket is glued on the inner side wall of the ventilation hole and abuts against the corresponding sealing plate.

In the safety charger with the indication function, the gas storage block is made of toughened glass, and the mixed gas is a balanced mixed gas of nitrogen dioxide and dinitrogen tetroxide.

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

1. when the charger is used, when the internal temperature is normal, the sealing plate abuts against the rubber gasket to seal the ventilation hole, so that external dust is effectively prevented from entering, and the internal charging module is prevented from being influenced by dust;

2. when the charger is used, the charger can generate certain heat in the working process, so that NO is generated₂And N₂O₄The equilibrium direction of the mixed gas is towards NO₂The direction of the permanent magnet moves to expand the volume of the mixed gas, so that the sliding plate slides downwards, the hydraulic oil is pressed into the sliding cavity, the permanent magnet slides upwards, the negative pressure plate is driven by magnetic force to slide upwards, the negative pressure is generated in the sucker, the charger is adsorbed on the socket, the charger is effectively prevented from being separated from the socket due to misoperation, and the use is more convenient;

3. when the charger is in use, if the internal heat exceeds the normal heat, NO is enabled₂And N₂O₄The equilibrium direction of the mixed gas continues to NO₂The mixed gas continues to expand, so that the sliding column is ejected out, the sealing plate is driven to be separated from the rubber gasket, the ventilation hole is opened, and the inside and the outside of the charger can be communicated through the ventilation holeThe ventilation holes carry out air convection to dissipate heat, so that the influence of internal heat accumulation on the service life of the charging module is effectively avoided;

4. when the heat dissipation is still too high after the ventilation hole is opened, NO is generated₂And N₂O₄The equilibrium direction of the mixed gas continues to NO₂The sliding column drives the sealing plate to abut against the force-sensitive resistor, the force-sensitive resistor is extruded, the resistance value of the force-sensitive resistor is increased along with the increase of pressure, so that the charging current is reduced, the generation of heat in the charger is further inhibited, the phenomenon that the charger is burnt out due to overheating and a fire disaster is caused is avoided, and the safety is higher;

5. due to NO₂Is a reddish brown gas, N₂O₄The gas is colorless, when the charger works normally, the LED lamp penetrates the mixed gas to make the transparent block emit white light to indicate the normal work of the charger, and NO is generated along with the increase of the heat inside the charger₂Gas constantly increases, and the mist colour deepens gradually to make the light of LED lamp pass behind the mist, make the colour of transparent piece deepening gradually, thereby make the user can judge the inside heat condition of charger according to the depth of transparent piece colour, in time make the measure when overheated.

Drawings

Fig. 1 is a schematic structural diagram of a safety charger with an indication function according to the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

fig. 4 is a side view of a safety charger with an indication function according to the present invention.

In the figure, 1 a shell, 2 air storage blocks, 3 a sliding plate, 4 ventilating holes, 6 connecting pipes, 7 sliding columns, 8 mixed gas, 9 sealing plates, 10 rubber gaskets, 11 mounting plates, 12 force sensitive resistors, 13 grooves, 14 suckers, 15 negative pressure plates, 16 sliding cavities, 17 permanent magnets, 18LED lamps, 19 transparent blocks and 20 charging modules are arranged.

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, a safety charger with indication function, comprising a hollow housing 1, a charging module 20 is arranged in the housing 1, a gas storage block 2 is glued on the inner bottom wall of the housing 1, the charging module 20 contacts with the gas storage block 2, the gas storage block 2 is of a hollow structure, a sliding plate 3 is hermetically and slidably sleeved in the gas storage block 2, two ventilation holes 4 are formed on the side wall of the housing 1, two connecting pipes 6 are fixedly connected to the top wall of the gas storage block 2 in a penetrating manner, the connecting blocks 6 are provided with three openings, one of the openings extends into the gas storage block 2, the other two openings are slidably sleeved with sliding columns 7, each connecting pipe 6 is hermetically and slidably sleeved with two sliding columns 7, a certain damping exists in the sliding sleeve between the sliding column 7 and the connecting pipe 6, and the sliding sleeve between the sliding plate 3 and the gas storage block 2 has no damping, therefore, when the volume of the mixed gas 8 expands, the sliding plate 3 can slide downwards firstly, the sliding column 7 is glued with a sealing plate 9 together, mixed gas 8 is filled between the sliding column 7 and the sliding plate 3, the bottom wall of the shell 1 is provided with an anti-falling device, the ventilation hole 4 is internally provided with a current adjusting mechanism, and the shell 1 is internally provided with an indicating mechanism.

Anticreep device is including seting up the recess 13 at 1 diapire of shell, recess 13 internal seal slide adjusts has

negative pressure plate

15, 1 lower surface veneer of shell has sucking

disc

14, 1 diapire of shell has seted up two slip chambeies 16, slip chamber 16 is "J" font, slip chamber 16 runs through and extends to in the gas storage piece 2, the permanent magnet 17 has been cup jointed to slip chamber 16 internal seal slip, negative pressure plate 15 lateral wall is the metal material, the centre is the plastics material, make negative pressure plate 15 can be along with permanent magnet 17 concerted movement, with the air suction in the sucking disc 14 in recess 13, make and produce the negative pressure in the sucking disc 14, adsorb the charger on the socket, it has hydraulic oil to fill between permanent magnet 17 and the sliding plate 3.

The current adjusting mechanism comprises a mounting plate 11 glued in the ventilation hole 4, a force sensitive resistor 12 is glued on the side wall of the mounting plate 11 close to one side of the charging module 20, the resistance value of the force sensitive resistor 12 can be increased along with the increase of the pressure borne by the force sensitive resistor 12, and the force sensitive resistor 12 is connected with the charging module 20 in series through a lead.

The indicating mechanism comprises an LED lamp 18 arranged on the upper surface of the gas storage block 2, the LED lamp 18 is connected with the charging module 20 in series through a wire, when the charger works normally, the LED lamp 18 is lightened along with the charger, and the side wall of the shell 1 is fixedly connected with a plurality of transparent blocks 19 in a penetrating mode.

The cross-section of the vent hole 4 is the convex font of opening towards one side, and 4 inside walls of the vent hole are glued and have rubber gasket 10, and rubber gasket 10 offsets with the shrouding 9 that corresponds, and rubber gasket 10 has guaranteed that shrouding 9 can be with the complete shutoff of vent hole 4, the effectual entering of avoiding external dust.

The gas storage block 2 is made of toughened glass, the toughened glass can effectively transmit light and heat and achieve the indicating effect in cooperation with the toughened glass, and NO is generated₂And N₂O₄Has certain toxicity, toughened glass is not fragile, can effectually avoid inside mist 8 to reveal, guarantees the security of charger, and mist 8 is nitrogen dioxide and nitrogen tetroxide's balanced mist, through NO₂And N₂O₄Means for moving the balance of the mixture smoothly after heating, due to NO₂Is a reddish brown gas, N₂O₄The heat inside the charger can be judged by observing the color of the transparent block 19.

In the invention, when the charger is used, the charger is plugged into the socket, during the working process, the charger can generate certain heat during the working process, and after the mixed gas 8 absorbs the heat, NO is enabled to be generated₂And N₂O₄The equilibrium direction of the mixed gas is towards NO₂The direction of the magnetic attraction force is changed, so that the volume of the mixed gas 8 is expanded, the volume expansion of the mixed gas 8 firstly enables the sliding plate 3 to slide downwards, the hydraulic oil is pressed into the sliding cavity 16, the permanent magnet 17 slides upwards under the action of pressure, the negative pressure plate 15 is driven to slide upwards through the magnetic attraction force, the air in the sucker 14 is pumped into the groove 13, the negative pressure is generated in the sucker 14, the charger is adsorbed on the socket, and the phenomenon that the charger is separated from the socket due to misoperation is effectively prevented;

when the temperature in the charger is normal, the sealing plate 9 abuts against the rubber gasket 10 to seal the ventilation hole 4, so that external dust is effectively prevented from entering, and the internal charging module is prevented from being influenced by dust;

if the heat inside the charger exceeds the normal heat, the mixed gas 8 continues to absorb the heat and the temperature rises, so that NO is generated₂And N₂O₄The equilibrium direction of the mixed gas continues to NO₂The volume of the mixed gas 8 continues to expand, at the moment, the expansion of the mixed gas 8 cannot enable the sliding plate 3 to move, and the pressure is transmitted to the sliding column 7, so that the sliding column 7 is ejected out under the pressure of the expansion of the gas, the sealing plate 9 is driven to move to be separated from the rubber gasket 10, the ventilation hole 4 is opened, and air convection can be carried out inside and outside the charger through the ventilation hole 4 to dissipate heat;

after heat dissipation, if the heat in the charger continues to increase, NO at this time₂And N₂O₄The equilibrium direction of the mixed gas is further toward NO₂The direction of the gas mixture 8 is moved to further expand the volume of the gas mixture 8, at the moment, the sliding column 7 drives the sealing plate 9 to abut against the force sensitive resistor firstly, and then NO is added along with the increase of heat₂The volume of the mixed gas 8 continuously expands, so that the sliding column 7 drives the sealing plate 9 to extrude the force-sensitive resistor 12, and the resistance value of the force-sensitive resistor 12 is increased along with the increase of pressure, so that the charging current is reduced, the generation of heat in the charger is further inhibited, and the phenomenon that the charger is burnt out due to overheating to cause fire is avoided;

due to NO₂Is a reddish brown gas, N₂O₄Is colorless gas, when the charger is working normally, the LED lamp 18 passes through the mixed gas, so that the transparent block 19 emits white light to indicate that the charger is working normally, and NO is increased along with the increase of the heat in the charger₂Gaseous constantly increases, and 8 colours of mist are deepened gradually to make the light of LED lamp 18 pass behind mist 8, make transparent 19's colour deepening gradually, thereby make the user can judge the inside heat condition of charger according to the depth of transparent 19 colours, in time make the measure when overheated.

Although the terms of the housing 1, the gas storage block 2, the sliding plate 3, the ventilation hole 4, the connection pipe 6, the sliding column 7, the mixed gas 8, the sealing plate 9, the rubber gasket 10, the mounting plate 11, the force sensitive resistor 12, the groove 13, the suction cup 14, the negative pressure plate 15, the sliding cavity 16, the permanent magnet 17, the LED lamp 18, the transparent block 19, the charging module 20, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A safety charger with an indication function comprises a hollow shell (1) and is characterized in that a charging module (20) is arranged in the shell (1), an air storage block (2) is glued to the inner bottom wall of the shell (1), the charging module (20) is in contact with the air storage block (2), the air storage block (2) is of a hollow structure, a sliding plate (3) is sleeved in the air storage block (2) in a sealing and sliding mode, two ventilation holes (4) are formed in the side wall of the shell (1), the top wall of the air storage block (2) is fixedly connected with two connecting pipes (6) in a penetrating mode, each connecting pipe (6) is sleeved with two sliding columns (7) in a sealing and sliding mode, sealing plates (9) are glued to the sliding columns (7) together, mixed gas (8) is filled between the sliding columns (7) and the sliding plate (3), and an anti-falling device is arranged on the bottom wall of the shell (1), and a current adjusting mechanism is arranged in the ventilating hole (4), and an indicating mechanism is arranged in the shell (1).

2. The safety charger with indication function according to claim 1, wherein the anti-dropping device comprises a groove (13) formed in the bottom wall of the housing (1), a negative pressure plate (15) is hermetically and slidably adjusted in the groove (13), a suction cup (14) is glued to the lower surface of the housing (1), two sliding cavities (16) are formed in the bottom wall of the housing (1), the sliding cavities (16) extend through the gas storage block (2), a permanent magnet (17) is hermetically and slidably sleeved in the sliding cavities (16), and hydraulic oil is filled between the permanent magnet (17) and the sliding plate (3).

3. The safety charger with indication function according to claim 1, wherein the current regulation mechanism comprises a mounting plate (11) glued in the ventilation hole (4), the side wall of the mounting plate (11) close to one side of the charging module (20) is glued with a force sensitive resistor (12), and the force sensitive resistor (12) is connected with the charging module (20) in series through a wire.

4. The safety charger with the indication function of claim 1, wherein the indication mechanism comprises an LED lamp (18) arranged on the upper surface of the gas storage block (2), the LED lamp (18) is connected with the charging module (20) in series through a wire, and a plurality of transparent blocks (19) are fixedly connected to the side wall of the housing (1) in a penetrating manner.

5. The safety charger with indication function according to claim 1, characterized in that the section of the ventilation hole (4) is a convex shape with an opening facing to one side, the inner side wall of the ventilation hole (4) is glued with a rubber gasket (10), and the rubber gasket (10) is abutted to the corresponding sealing plate (9).

6. The safety charger with indication function of claim 1, wherein the gas storage block (2) is made of tempered glass, and the mixed gas (8) is a balanced mixed gas of nitrogen dioxide and dinitrogen tetroxide.