CN214479862U - Wireless inductive charging intelligent bracelet - Google Patents
Wireless inductive charging intelligent bracelet Download PDFInfo
- Publication number
- CN214479862U CN214479862U CN202022077408.2U CN202022077408U CN214479862U CN 214479862 U CN214479862 U CN 214479862U CN 202022077408 U CN202022077408 U CN 202022077408U CN 214479862 U CN214479862 U CN 214479862U
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- Prior art keywords
- charging
- bracelet
- shell
- circuit
- rechargeable battery
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- Expired - Fee Related
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- 230000001939 inductive effect Effects 0.000 title claims description 6
- 230000006698 induction Effects 0.000 claims abstract description 35
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003860 sleep quality Effects 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to the technical field of intelligent bracelets, in particular to a wireless induction charging intelligent bracelet, which comprises a bracelet body and a far-end wireless magnetic field emitter, wherein the bracelet body comprises a bracelet band and a shell, a bracelet element assembly and a rechargeable battery are arranged in the shell, the rechargeable battery is connected with a charging chip, the charging chip is connected with an induction coil, the shell is provided with a resonance coil, the induction coil is embedded in the surface of the shell, and the lower bottom surface of the shell is provided with a heat dissipation mechanism; the heat dissipation mechanism comprises a grid plate fixedly connected with the lower surface of the shell, an arc-shaped base plate is arranged below the grid plate, and the grid plate, the arc-shaped base plate and the lower surface of the shell form a heat dissipation cavity. The utility model discloses a wireless magnetic resonance induction charging technique has realized remote induction charging, can also effectively prevent the charging process high temperature simultaneously.
Description
Technical Field
The utility model belongs to the technical field of intelligent bracelet technique and specifically relates to indicate a wireless induction charging intelligent bracelet.
Background
With the advent of the 5G era, intelligent wearable devices have become emerging electronic goods, which come into people's lives, wherein the products of the bracelet ring occupy a large share. The intelligent bracelet generally has the functions of detecting heart rate, counting steps, detecting sleep quality, reminding messages and the like, and helps a user to complete the management of body health and schedule management by interacting with a mobile phone terminal and assisting in the calculation of software. The multiple functions that intelligence bracelet had are realized through the multiple sensor that itself has, and the mutual bracelet of convenient and user also can have a miniature LCD screen simultaneously. The intelligent bracelet is convenient for a human body to wear, the size is generally very small, so the design of the intelligent bracelet is very compact, high integration level, low power consumption and a small battery are necessary, and the battery capacity is limited by the battery size. Lithium batteries in the intelligent bracelet power supply batteries occupy most of shares, but the capacity of the lithium batteries is limited, frequent charging is a common phenomenon in the use process, the portability is greatly limited by a wired charging mode, and meanwhile, the hidden danger of sealing performance is also brought.
Although there has been the wireless mode of charging of solar energy among the prior art, indoor or the not good condition of weather, the effect of charging is also not very ideal, and the electromagnetic induction charges and has been used for some smart machines now, consequently, realizes wireless induction charging also will become a trend finally on intelligent bracelet.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a wireless induction charging intelligence bracelet adopts wireless magnetic resonance induction charging technique, has realized remote induction charging, can also effectively prevent the charging process high temperature simultaneously.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a wireless induction charging intelligent bracelet comprises a bracelet body and a far-end wireless magnetic field emitter, wherein the bracelet body comprises a bracelet band and a shell, a bracelet element assembly and a rechargeable battery are installed inside the shell, a charging chip is connected onto the rechargeable battery, an induction coil is connected onto the charging chip, a resonance coil is arranged on the shell, the induction coil is embedded and installed on the surface of the shell, and a heat dissipation mechanism is arranged on the lower bottom surface of the shell; the heat dissipation mechanism comprises a grid plate fixedly connected with the lower surface of the shell, an arc-shaped base plate is arranged below the grid plate, and the grid plate, the arc-shaped base plate and the lower surface of the shell form a heat dissipation cavity.
Furthermore, a rectifying circuit, a charging circuit and a resonance circuit are arranged on the charging chip, the induction coil is connected with the rectifying circuit, the resonance circuit is connected with the resonance coil, the charging circuit is connected with the rechargeable battery, and the rectifying circuit is connected with the charging circuit and the resonance circuit.
Furthermore, a plurality of through holes are uniformly formed in the arc-shaped base plate at intervals.
Further, the both ends of arc backing plate with bracelet area fixed connection.
Further, be equipped with temperature sensor on the rechargeable battery, be equipped with the control unit on the bracelet element assembly, the control unit adopts 80C51 series singlechip, temperature sensor with 80C51 series singlechip electricity is connected, 80C51 series singlechip with charging circuit electricity is connected.
The utility model has the advantages that:
in an actual use situation, when the bracelet is close to the signal coverage range of the far-end wireless magnetic field emitter, induction charging work is started, the far-end wireless magnetic field emitter emits electromagnetic waves, the induction coil induces signals to generate constant micro-current, the constant micro-current is transmitted to the charging chip to be rectified by the micro-current, and the constant micro-current is transmitted to the rechargeable battery to be charged after being resonated by the resonant coil; because the charging process just can go on when wearing, cause the bracelet to generate heat easily, consequently need heat dissipation mechanism heat dissipation, heat dissipation mechanism has isolated the direct contact of bracelet main part and human skin, grid plate ventilation cooling, and the arc backing plate accords with human structure more, wears comfortablely. This intelligence bracelet adopts wireless magnetic resonance induction charging technology, has realized remote induction charging, can also effectively prevent the charging process high temperature simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is a schematic diagram of the circuit connection of the charging chip of the present invention.
Reference numerals:
1-bracelet strand; 2-a shell; 3-bracelet element assembly; 31-80C51 series single-chip microcomputer; 4-a rechargeable battery; 5-a charging chip; 51-a rectifying circuit; 52-a charging circuit; 53-a resonant circuit; 6-an induction coil; 7-a resonance coil; 8-a heat dissipation mechanism; 81-mesh plate; 82-arc shaped backing plate.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1-3, the utility model provides a wireless induction charging intelligent bracelet, including bracelet body and distal end wireless magnetic field transmitter, the bracelet body includes bracelet area 1 and casing 2, bracelet component assembly 3 and rechargeable battery 4 are installed to casing 2 inside, rechargeable battery 4 is connected with charging chip 5, charging chip 5 is connected with induction coil 6, be equipped with resonance coil 7 on the casing 2, induction coil 6 is embedded and installed on the surface of casing 2, be equipped with heat dissipation mechanism 8 on the lower bottom surface of casing 2; heat dissipation mechanism 8 include with casing 2 lower surface fixed connection's grid plate 81, grid plate 81 below is equipped with arc backing plate 82, grid plate 81, arc backing plate 82 with the lower surface of casing (2) encloses a heat dissipation cavity.
In the embodiment, when the bracelet is close to the signal coverage range of the far-end wireless magnetic field emitter, the induction charging work is started, the far-end wireless magnetic field emitter emits electromagnetic waves, the induction coil 6 induces signals to generate constant micro-current, the constant micro-current is transmitted to the charging chip 5 for micro-current rectification, and the signals are resonated by the resonant coil 7 and then are transmitted to the rechargeable battery 4 for charging work; because the charging process just can go on when wearing, cause the bracelet to generate heat easily, consequently need 8 heat dissipations of heat dissipation mechanism, heat dissipation mechanism 8 has isolated the direct contact of bracelet main part and human skin, grid plate 81 ventilation cooling, and arc backing plate 82 accords with the human structure more, wears comfortablely. This intelligence bracelet adopts wireless magnetic resonance induction charging technology, has realized remote induction charging, can also effectively prevent the charging process high temperature simultaneously.
As shown in fig. 3, a rectifying circuit 51, a charging circuit 52 and a resonant circuit 53 are provided on the charging chip 5, the induction coil 6 is connected to the rectifying circuit 51, the resonant circuit 52 is connected to the resonant coil, the charging circuit 52 is connected to the rechargeable battery 4, and the rectifying circuit 51 is connected to the charging circuit 52 and the resonant circuit 53; in this embodiment, when the wireless rechargeable battery 4 enters the effective coverage area of the electromagnetic wave of the wireless rf magnetic field transmitter, the induction coil 6 induces the electromagnetic wave, the induction coil 6 generates current and sends it to the rectification circuit 51 for rectification, the rectification circuit 51 outputs weak current and sends it to the input end of the charging circuit 52 and the input end of the resonance circuit 53, the charging circuit 52 charges the rechargeable battery 4 with micro current, the resonance circuit 53 oscillates, the resonance circuit 53 outputs current to drive the resonance coil 7 to oscillate and generate an alternating magnetic field, the alternating magnetic field resonates with the alternating magnetic field generated by the magnetic field transmitting coil of the wireless rf magnetic field transmitter within a certain distance range, according to the magnetic resonance principle, the induction coil of the coil set in the magnetic induction charging part induces electromotive force in the mutual resonance magnetic field to increase rapidly, the induced current is rectified by the rectification circuit 51 and then directly sent to the charging circuit 53 for charging the rechargeable battery 4 with large current, the rechargeable battery 4 is subjected to charge management by the charging circuit 52.
As shown in fig. 1, a plurality of through holes are uniformly formed on the arc-shaped backing plate 82 at intervals; in this embodiment, a plurality of through holes are uniformly formed on the arc-shaped backing plate 82 at intervals to assist the skin in heat dissipation.
As shown in fig. 2, both ends of the arc-shaped backing plate 82 are fixedly connected with the hand ring belt 1; in this embodiment, the radian of the arc-shaped backing plate 82 is more convenient for fitting the wrist, and the comfort is increased.
As shown in fig. 2, a temperature sensor 41 is disposed on the rechargeable battery 4, a control unit is disposed on the bracelet element assembly 3, the control unit adopts an 80C51 series single chip microcomputer 31, the temperature sensor 41 is electrically connected with the 80C51 series single chip microcomputer 31, and the 80C51 series single chip microcomputer 31 is electrically connected with the charging circuit 52; in this embodiment, in order to prevent that bracelet charging process in the production of heat is too much to cause the potential safety hazard, adopt temperature sensor 41 monitoring bracelet temperature, adopt 80C51 series singlechip 31 connection control charging circuit 52, when the high temperature, enable the disconnection of charging circuit, stop charging.
All technical features in the embodiment can be subjected to appearance modification according to actual needs.
The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.
Claims (5)
1. The utility model provides a wireless induction intelligent bracelet that charges, includes bracelet body and the wireless magnetic field transmitter of distal end, its characterized in that: the bracelet body comprises a bracelet band (1) and a shell (2), a bracelet element assembly (3) and a rechargeable battery (4) are installed inside the shell (2), a charging chip (5) is connected onto the rechargeable battery (4), an induction coil (6) is connected onto the charging chip (5), a resonance coil (7) is arranged on the shell (2), the induction coil (6) is installed on the surface of the shell (2) in an embedded manner, and a heat dissipation mechanism (8) is arranged on the lower bottom surface of the shell (2);
heat dissipation mechanism (8) include with casing (2) lower surface fixed connection's grid plate (81), grid plate (81) below is equipped with arc backing plate (82), grid plate (81), arc backing plate (82) with a heat dissipation cavity is enclosed in the lower surface of casing (2).
2. The wireless inductive charging smart bracelet of claim 1, wherein: the charging circuit is characterized in that a rectifying circuit (51), a charging circuit (52) and a resonant circuit (53) are arranged on the charging chip (5), the induction coil (6) is connected with the rectifying circuit (51), the resonant circuit (53) is connected with the resonant coil, the charging circuit (52) is connected with the rechargeable battery (4), and the rectifying circuit (51) is connected with the charging circuit (52) and the resonant circuit (53).
3. The wireless inductive charging smart bracelet of claim 1, wherein: a plurality of through holes are uniformly formed in the arc-shaped base plate (82) at intervals.
4. The wireless inductive charging smart bracelet of claim 1, wherein: the two ends of the arc-shaped backing plate (82) are fixedly connected with the hand girdle band (1).
5. The wireless inductive charging smart bracelet of claim 2, wherein: be equipped with temperature sensor (41) on rechargeable battery (4), be equipped with the control unit on bracelet element assembly (3), the control unit adopts 80C51 series singlechip (31), temperature sensor (41) with 80C51 series singlechip (31) electricity is connected, 80C51 series singlechip (31) with charging circuit (52) electricity is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077408.2U CN214479862U (en) | 2020-09-21 | 2020-09-21 | Wireless inductive charging intelligent bracelet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077408.2U CN214479862U (en) | 2020-09-21 | 2020-09-21 | Wireless inductive charging intelligent bracelet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214479862U true CN214479862U (en) | 2021-10-22 |
Family
ID=78107897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022077408.2U Expired - Fee Related CN214479862U (en) | 2020-09-21 | 2020-09-21 | Wireless inductive charging intelligent bracelet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214479862U (en) |
-
2020
- 2020-09-21 CN CN202022077408.2U patent/CN214479862U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |