CN210111700U

CN210111700U - Wireless charger for mobile phone

Info

Publication number: CN210111700U
Application number: CN201921246060.6U
Authority: CN
Inventors: 刘威
Original assignee: Shell Electronic Ltd
Current assignee: Shell Electronic Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-02-21
Anticipated expiration: 2029-08-03

Abstract

The utility model discloses a wireless charger for cell-phone, including the epitheca, the bottom, the mounting panel, wireless charging coil, circuit board and four group's response stabilizer blades, bottom and mounting panel are all through screw fixed mounting on the epitheca, the bottom is located the bottom of epitheca, the mounting panel is located the inside of epitheca, the equal fixed mounting of wireless charging coil and circuit board is on the upper portion of mounting panel, and wireless charging coil is located the upper portion central point department of putting of mounting panel, the circuit board is located upper portion one side of mounting panel, and the circuit board passes through wire and wireless charging coil series connection, four group's response stabilizer blade symmetries set up on the bottom. The utility model discloses, the equipment is more convenient, can effectively improve equipment production efficiency, can avoid frequent plug power plug, can reduce the probability that the user electrocuted, and safe and reliable can prevent that one of them from directly being in the on state, can effectively reduce the frequency that this charger took place short-circuit failure to improve the life of this charger.

Description

Wireless charger for mobile phone

Technical Field

The utility model relates to a charger technical field specifically is a wireless charger for cell-phone.

Background

With the continuous improvement of the requirements of the electric equipment on power supply quality, safety, reliability, convenience, instantaneity, special occasions, special geographic environments and the like, the contact type electric energy transmission mode can not meet the actual requirements more and more. The wireless charger is a device which utilizes the principle of electromagnetic induction to charge, the principle is similar to that of a transformer, a coil is respectively arranged at a transmitting end and a receiving end, the coil at the transmitting end sends out an electromagnetic signal to the outside under the action of electric power, and the coil at the receiving end receives the electromagnetic signal and converts the electromagnetic signal into current, so that the purpose of wireless charging is achieved. The wireless charging technology is a special power supply mode, does not need a power line, depends on electromagnetic wave propagation, converts electromagnetic wave energy into electric energy, and finally realizes wireless charging.

The wireless charger for the existing mobile phone is inconvenient to assemble, the bottom cover and the mounting plate can be assembled on the upper shell by assembling for many times, the assembly production efficiency is seriously influenced, when the mobile phone is disconnected and powered on, the power plug needs to be frequently plugged and unplugged, the probability of electric shock of a user is increased, the safety performance is poor, if the power plug is not unplugged, the mobile phone is always in a power-on state, the frequency of short-circuit faults of the charger is increased, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless charger for cell-phone, the equipment is more convenient, can effectively improve equipment production efficiency, can avoid frequent plug power plug, can reduce the probability that the user electrocuted, and safe and reliable can prevent that one of them from directly being in the on state, can effectively reduce the frequency that this charger took place short circuit fault to improve the life of this charger, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wireless charger for a mobile phone comprises an upper shell, a bottom cover, a mounting plate, a wireless charging coil, a circuit board and four groups of induction support legs, wherein the bottom cover and the mounting plate are fixedly mounted on the upper shell through screws, the bottom cover is positioned at the bottom of the upper shell, the mounting plate is positioned inside the upper shell, the wireless charging coil and the circuit board are fixedly mounted on the upper portion of the mounting plate, the wireless charging coil is positioned at the center of the upper portion of the mounting plate, the circuit board is positioned on one side of the upper portion of the mounting plate and is connected with the wireless charging coil in series through wires, and the four groups of induction support legs are symmetrically arranged on the bottom cover;

each group of induction support legs comprises a cylindrical shell, a proximity switch, a round block, a guide sleeve, a connecting rod, a baffle, a spring, an end cover and a support plate, wherein the upper end of the cylindrical shell is of a closed structure, the bottom end of the cylindrical shell is of an open structure, the cylindrical shell is installed on the bottom cover in an embedded mode, the proximity switch is fixedly installed on the inner top wall of the cylindrical shell, the round block is movably arranged in the cylindrical shell, the round block is located under the proximity switch, the guide sleeve is fixedly installed in the cylindrical shell, the guide sleeve is located below the round block, the connecting rod is movably and vertically installed at the center position of the guide sleeve, the upper end of the connecting rod is fixedly connected with the center position of the bottom of the round block, and the baffle is arranged in the cylindrical shell, just the fixed suit of baffle is in the outside of connecting rod, the baffle is located the below of uide bushing, spring activity suit is in the outside of connecting rod, the upper end of spring with the bottom of uide bushing is inconsistent to be set up, just the bottom of spring with the upper portion of baffle is inconsistent to be set up, end cover fixed mounting be in the bottom tip of cylinder casing, the backup pad is located the bottom below of cylinder casing, just the upper portion of backup pad with the bottom fixed connection of connecting rod.

Preferably, the bottom end of the cylindrical housing is protrudingly disposed at the bottom of the bottom cover.

Preferably, a power line is fixedly mounted at one end of the upper shell, a power plug is fixedly mounted at one end of the upper shell far away from the power line, the power plug is connected with the circuit board in series through the power line, and the proximity switch is connected between the power plug and the circuit board in series.

Preferably, the other side of the upper part of the mounting plate is further provided with an LED lamp strip, and the LED lamp strip is connected with the circuit board in series through a wire.

Preferably, a transparent plastic cover plate is further installed on the upper shell in an embedded manner at a position corresponding to the upper part of the LED lamp strip.

Preferably, the inner top wall of the upper shell is further integrally provided with a mounting column, a threaded hole matched with the screw is formed in the mounting column, the upper portion of the bottom cover is further integrally provided with a limiting column, and a through groove used for mounting the screw is formed in the limiting column.

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

1. the charger has the advantages that the bottom cover and the mounting plate are fixedly mounted on the upper shell through the screws, so that the bottom cover and the mounting plate can be fixedly mounted on the upper shell at one time, the charger is convenient to assemble, and the assembly production efficiency can be effectively improved;

2. the utility model is characterized in that four groups of induction support legs are arranged on the bottom cover, and each group of induction support legs consists of a cylindrical shell, a proximity switch, a round block, a guide sleeve, a connecting rod, a baffle, a spring, an end cover and a support plate, and the proximity switch is connected in series between the power plug and the circuit board, so that when the mobile phone is not placed on the charger, the round block is far away from the proximity switch, so that the charger is in an off state, even if the power plug of the charger is not pulled out from the power strip, under the condition that the mobile phone is not placed on the charger, can be in a disconnected state, can avoid frequent plugging and unplugging of a power plug, can reduce the probability of electric shock of a user, is safe and reliable, meanwhile, the charger can be prevented from being in a power-on state all the time, and the frequency of short-circuit faults of the charger can be effectively reduced, so that the service life of the charger is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of another perspective of an embodiment of the present invention;

fig. 3 is a schematic diagram of an explosive structure according to an embodiment of the present invention;

fig. 4 is an exploded view from another perspective of an embodiment of the present invention;

fig. 5 is a schematic structural view of an induction leg according to an embodiment of the present invention.

In the figure: 1. an upper shell; 2. a bottom cover; 3. a power line; 4. a power plug; 5. a transparent plastic cover plate; 6. an induction leg; 7. a screw; 8. mounting a plate; 9. a circuit board; 10. a wireless charging coil; 11. an LED light strip; 12. a limiting column; 13. mounting a column; 14. a cylindrical housing; 15. a guide sleeve; 16. a baffle plate; 17. a support plate; 18. a connecting rod; 19. a spring; 20. a round block; 21. a proximity switch; 22. and (4) end covers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a wireless charger for a mobile phone comprises an upper shell 1, a bottom cover 2, a mounting plate 8, a wireless charging coil 10, a circuit board 9 and four groups of induction support legs 6, wherein the bottom cover 2 and the mounting plate 8 are fixedly mounted on the upper shell 1 through screws 7, the bottom cover 2 is positioned at the bottom of the upper shell 1, the mounting plate 8 is positioned inside the upper shell 1, the wireless charging coil 10 and the circuit board 9 are fixedly mounted on the upper portion of the mounting plate 8, the wireless charging coil 10 is positioned at the central position of the upper portion of the mounting plate 8, the circuit board 9 is positioned on one side of the upper portion of the mounting plate 8, the circuit board 9 is connected with the wireless charging coil 10 in series through a wire, and the four groups of induction support legs 6 are symmetrically arranged on the bottom cover 2;

each set of the sensing legs 6 comprises a cylindrical shell 14, a proximity switch 21, a round block 20, a guide sleeve 15, a connecting rod 18, a baffle 16, a spring 19, an end cover 22 and a support plate 17, wherein the upper end of the cylindrical shell 14 is of a closed structure, the bottom end of the cylindrical shell 14 is of an open structure, the cylindrical shell 14 is embedded and installed on the bottom cover 2, the proximity switch 21 is fixedly installed on the inner top wall of the cylindrical shell 14, the round block 20 is movably arranged inside the cylindrical shell 14, the round block 20 is positioned right below the proximity switch 21, the guide sleeve 15 is fixedly installed inside the cylindrical shell 14, the guide sleeve 15 is positioned below the round block 20, the connecting rod 18 is movably and vertically installed at the center position of the guide sleeve 15, and the upper end of the connecting rod 18 is fixedly connected with the center position of the bottom of the round block 20, baffle 16 sets up the inside of cylinder casing 14, just baffle 16 fixed suit is in the outside of connecting rod 18, baffle 16 is located the below of uide bushing 15, spring 19 movable suit is in the outside of connecting rod 18, spring 19's upper end with the bottom of uide bushing 15 is inconsistent to be set up, just spring 19's bottom with the upper portion of baffle 16 is inconsistent to be set up, end cover 22 fixed mounting be in the bottom tip of cylinder casing 14, backup pad 17 is located the bottom below of cylinder casing 14, just the upper portion of backup pad 17 with the bottom fixed connection of connecting rod 18.

Specifically, the bottom end of the cylindrical shell 14 is protruded from the bottom of the bottom cover 2, so that the supporting plate 17 can be ensured to move relative to the cylindrical shell 14, the bottom of the bottom cover 2 can be prevented from abutting against the upper part of the supporting plate 17, the supporting plate 17 can not move towards the cylindrical shell 14, and the sensing support legs 6 can work normally.

Specifically, a power line 3 is further fixedly mounted at one end of the upper shell 1, the power line 3 is far away from a power plug 4 is further fixedly mounted at one end of the upper shell 1, the power plug 4 is connected with the circuit board 9 in series through the power line 3, the proximity switch 21 is connected between the power plug 4 and the circuit board 9 in series, so that the proximity charger is connected and plugged, the proximity switch 21 is connected between the power plug 4 and the circuit board 9 in series, and when the mobile phone is not placed on the charger, the proximity switch 21 is far away from the round block 20 under the action of the spring 19, when the mobile phone is placed on the charger, the spring 19 is compressed due to the weight of the mobile phone, so that the round block 20 is close to the proximity switch 21, and the proximity switch 21 is in a conducting state at the moment, so that the charger is in a conducting state.

Specifically, the other side of the upper portion of the mounting plate 8 is further provided with an LED lamp strip 11, the LED lamp strip 11 is connected with the circuit board 9 in series through a wire, so that the LED lamp strip 11 can be used as an indicating lamp, particularly, the position of the charger can be conveniently and quickly found according to the brightness sent by the LED lamp strip 11 at night, and a user can conveniently and quickly find the charged mobile phone.

Specifically, transparent plastic cover plate 5 is further installed on upper shell 1 in an embedded manner at a position corresponding to the upper side of LED lamp strip 11, and transparent plastic cover plate 5 is used for being matched with LED lamp strip 11 to prevent upper shell 1 from shielding the light emitted by LED lamp strip 11.

Specifically, go back an organic whole and be equipped with erection column 13 on the interior roof of epitheca 1, the inside of erection column 13 be equipped with screw 7 assorted screw hole, the upper portion of bottom 2 still an organic whole is equipped with spacing post 12, the inside of spacing post 12 is seted up and is used for the installation the logical groove of screw 7, erection column 13 are used for installing bottom 2 and mounting panel 8 through screw 7, and spacing post 12 can prevent that mounting panel 8 and bottom 2 from laminating together, is favorable to the heat dissipation of wireless charging coil 10, circuit board 9 and LED lamp area 11 on the mounting panel 8.

The working principle is as follows: according to the wireless charger for the mobile phone, the bottom cover 2 and the mounting plate 8 are fixedly mounted on the upper shell 1 through the screws 7, so that the bottom cover 2 and the mounting plate can be fixedly mounted on the upper shell 1 at one time, the charger is convenient to assemble, and the assembling production efficiency can be effectively improved; by installing four groups of sensing legs 6 on the bottom cover 2, and each group of sensing legs 6 is composed of a cylindrical shell 14, a proximity switch 21, a round block 20, a guide sleeve 15, a connecting rod 18, a baffle 16, a spring 19, an end cover 22 and a supporting plate 17, and the proximity switch 21 is connected in series between the power plug 4 and the circuit board 9, so that when the mobile phone is not placed on the charger, the knob 20 is remote from the proximity switch 21, so that the charger is in the off state, even if the power plug 4 of the charger is not pulled out from the socket, under the condition that the mobile phone is not placed on the charger, can be in a disconnected state, can avoid frequent plugging and unplugging of the power plug 4, can reduce the probability of electric shock of a user, is safe and reliable, meanwhile, the charger can be prevented from being in a power-on state all the time, and the frequency of short-circuit faults of the charger can be effectively reduced, so that the service life of the charger is prolonged.

The parts not involved in the use of the novel device are the same as or can be realized by the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wireless charger for a mobile phone, characterized in that: comprises an upper shell (1), a bottom cover (2), a mounting plate (8), a wireless charging coil (10), a circuit board (9) and four groups of induction support legs (6), the bottom cover (2) and the mounting plate (8) are fixedly mounted on the upper shell (1) through screws (7), the bottom cover (2) is positioned at the bottom of the upper shell (1), the mounting plate (8) is positioned inside the upper shell (1), the wireless charging coil (10) and the circuit board (9) are both fixedly arranged on the upper part of the mounting plate (8), and the wireless charging coil (10) is positioned at the upper center position of the mounting plate (8), the circuit board (9) is positioned on one side of the upper part of the mounting plate (8), the circuit board (9) is connected with the wireless charging coil (10) in series through a wire, and the four groups of induction support legs (6) are symmetrically arranged on the bottom cover (2);

each group of induction support legs (6) comprises a cylindrical shell (14), a proximity switch (21), a round block (20), a guide sleeve (15), a connecting rod (18), a baffle plate (16), a spring (19), an end cover (22) and a support plate (17), the upper end of the cylindrical shell (14) is of a closed structure, the bottom end of the cylindrical shell (14) is of an open structure, the cylindrical shell (14) is installed on the bottom cover (2) in an embedded mode, the proximity switch (21) is fixedly installed on the inner top wall of the cylindrical shell (14), the round block (20) is movably arranged inside the cylindrical shell (14), the round block (20) is located under the proximity switch (21), the guide sleeve (15) is fixedly installed inside the cylindrical shell (14), and the guide sleeve (15) is located below the round block (20), the connecting rod (18) is movably and vertically arranged at the central position of the guide sleeve (15), the upper end of the connecting rod (18) is fixedly connected with the central position of the bottom of the round block (20), the baffle (16) is arranged inside the cylindrical shell (14), the baffle (16) is fixedly sleeved outside the connecting rod (18), the baffle (16) is positioned below the guide sleeve (15), the spring (19) is movably sleeved outside the connecting rod (18), the upper end of the spring (19) is abutted against the bottom of the guide sleeve (15), the bottom end of the spring (19) is abutted against the upper part of the baffle (16), the end cover (22) is fixedly arranged at the bottom end part of the cylindrical shell (14), and the supporting plate (17) is positioned below the bottom end of the cylindrical shell (14), and the upper part of the supporting plate (17) is fixedly connected with the bottom end of the connecting rod (18).

2. The wireless charger according to claim 1, wherein: the bottom end of the cylindrical shell (14) is arranged at the bottom of the bottom cover (2) in a protruding mode.

3. The wireless charger according to claim 1, wherein: a power line (3) is fixedly mounted at one end of the upper shell (1), the power line (3) is far away from a power plug (4) is fixedly mounted at one end of the upper shell (1), the power plug (4) is connected with the circuit board (9) in series, and the proximity switch (21) is connected in series between the power plug (4) and the circuit board (9).

4. The wireless charger according to claim 1, wherein: the LED lamp is characterized in that the other side of the upper part of the mounting plate (8) is further mounted with an LED lamp strip (11), and the LED lamp strip (11) is connected with the circuit board (9) in series through a wire.

5. The wireless charger according to claim 4, wherein: and a transparent plastic cover plate (5) is also embedded in the upper shell (1) at a position corresponding to the upper part of the LED lamp strip (11).

6. The wireless charger according to claim 1, wherein: the inner top wall of the upper shell (1) is further integrally provided with a mounting column (13), a threaded hole matched with the screw (7) is formed in the mounting column (13), a limiting column (12) is further integrally arranged on the upper portion of the bottom cover (2), and a through groove used for mounting the screw (7) is formed in the limiting column (12).