CN216530738U - Transmitting module of wireless charging equipment - Google Patents
Transmitting module of wireless charging equipment Download PDFInfo
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- CN216530738U CN216530738U CN202123220008.3U CN202123220008U CN216530738U CN 216530738 U CN216530738 U CN 216530738U CN 202123220008 U CN202123220008 U CN 202123220008U CN 216530738 U CN216530738 U CN 216530738U
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Abstract
The utility model discloses a transmitting module of wireless charging equipment, which comprises a charger base, wherein a transmitting coil is arranged in the charger base, and a fixed bottom plate is arranged below the transmitting coil; the clamping blocks are uniformly distributed outside the fixed base plate, sliding blocks are fixed below the clamping blocks, movable grooves are formed in the joints of the sliding blocks and the charger base, and clamping elastic pieces are connected to one sides of the sliding blocks, which are close to the circle center of the fixed base plate; and the elastic plate is bonded on one side of the clamping block close to the fixed bottom plate. The transmitting module of the wireless charging equipment can stabilize the voltage of the current received by the transmitting coil through the arranged voltage stabilizing module, so that the problem that the frequency of electromagnetic waves transmitted by the transmitting coil is unstable due to unstable voltage to influence the normal receiving of the charging equipment is avoided; the radiating module can be used for rapidly cooling the transmitting coil, so that the transmitting coil is prevented from being overheated, and the charging equipment cannot be normally used.
Description
Technical Field
The utility model relates to the technical field of transmitting modules, in particular to a transmitting module of wireless charging equipment.
Background
The wireless charger is a device which is charged by utilizing the principle of electromagnetic induction, 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 wireless charging can be carried out. 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 transmitting module of the existing wireless charging equipment is directly fixed in the wireless charging equipment and is difficult to detach when the transmitting module is damaged, so that the transmitting module of the existing wireless charging equipment is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transmitting module of a wireless charging device, and the transmitting module is used for solving the problem that the transmitting module of the wireless charging device is directly fixed in the wireless charging device and is difficult to detach when the transmitting module is damaged in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a transmit module of a wireless charging device, comprising:
the charger comprises a charger base, a fixed base plate and a power supply, wherein a transmitting coil is arranged in the charger base, and the fixed base plate is arranged below the transmitting coil;
the clamping blocks are uniformly distributed outside the fixed base plate, sliding blocks are fixed below the clamping blocks, movable grooves are formed in the joints of the sliding blocks and the charger base, and clamping elastic pieces are connected to one sides of the sliding blocks, which are close to the circle center of the fixed base plate;
and the elastic plate is bonded on one side of the clamping block close to the fixed bottom plate.
Preferably, transmitting coil and PMKD fixed connection, and transmitting coil are the heliciform structure, the grip block passes through the sliding block, the movable groove realizes the slip removal on the charger base, and crosses the sliding block and coincide with the overall dimension in movable groove.
Preferably, the sliding block passes through centre gripping elastic component and charger base elastic connection, the centre gripping piece passes through elastic plate and PMKD elastic connection, and the elastic plate is convex structure to the overall dimension of elastic plate and PMKD is identical.
Preferably, the transmitting coil is further provided with:
the voltage stabilizing module is arranged at the input end of the transmitting coil, the input end of the voltage stabilizing module is connected with a rectifying circuit, the output end of the transmitting coil is connected with an oscillating circuit, and the rectifying circuit, the voltage stabilizing module and the transmitting coil oscillating circuit are sequentially and electrically connected in series.
Preferably, the oscillation circuit is further provided with:
the switching circuit is connected to the input end of the oscillating circuit, the input end of the switching circuit is connected with the control chip, the input end of the control chip is respectively connected with the current detection circuit, the temperature detection module and the load feedback circuit, the current detection circuit, the control chip, the switching circuit and the oscillating circuit are sequentially connected in series electrically, and the rectifying circuit is respectively connected with the temperature detection module and the control chip electrically.
Preferably, the control chip is further provided with:
the heat dissipation module is connected to the output end of the control chip, the output end of the control chip is further connected with a timer, the load feedback circuit and the control chip are sequentially electrically connected in series, and the temperature detection module, the control chip and the heat dissipation module are sequentially electrically connected in series.
Compared with the prior art, the utility model provides a transmitting module of wireless charging equipment, which has the following beneficial effects: this wireless battery charging outfit's emission module can carry out the elasticity centre gripping to PMKD through the grip block that sets up, not only can play the guard action to PMKD, can improve PMKD's dismantlement speed simultaneously, can demolish the change with PMKD fast when transmitting coil breaks down.
1. The clamping block can slide on the charger base through the sliding block and the movable groove, can be automatically adjusted according to the fixed base plates with different sizes, and is convenient and fast to use;
2. the voltage stabilizing module can stabilize the current received by the transmitting coil, so that the problem that the frequency of electromagnetic waves transmitted by the transmitting coil is unstable due to unstable voltage to influence the normal receiving of the charging equipment is avoided; the transmitting coil can be rapidly cooled through the arranged heat dissipation module, so that the phenomenon that the charging equipment cannot be normally used due to overheating of the transmitting coil is avoided;
3. the current detection circuit can detect the circuit current output by the voltage stabilizing module, and the control chip can control the switch circuit to work, so that the transmitting coil is prevented from being damaged by sending unsuitable current through the transmitting coil, and the transmitting coil is protected; the timer that sets up can regularly send detected signal to load feedback circuit to detect the electric current that receives, avoid battery charging outfit to appear overcharging phenomenon, accessible control chip control switch circuit closes the oscillating circuit after battery charging outfit is full of, and then stops to charge.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a clamping block of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is a schematic diagram of the operation of the transmitting coil of the present invention;
FIG. 5 is a schematic view of the operation of the temperature detection module according to the present invention;
fig. 6 is a schematic diagram of the working flow of the load feedback circuit according to the present invention.
In the figure: 1. a charger base; 2. a transmitting coil; 3. fixing the bottom plate; 4. a clamping block; 5. a movable groove; 6. a slider; 7. an elastic plate; 8. clamping the elastic piece; 9. a rectifying circuit; 10. a voltage stabilization module; 11. an oscillation circuit; 12. a current detection circuit; 13. a control chip; 14. a switching circuit; 15. a temperature detection module; 16. a heat dissipation module; 17. a timer; 18. a load feedback circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, a transmitting module of a wireless charging device includes: the charger comprises a charger base 1, wherein a transmitting coil 2 is arranged inside the charger base 1, and a fixed bottom plate 3 is arranged below the transmitting coil 2; the clamping blocks 4 are uniformly distributed outside the fixed base plate 3, sliding blocks 6 are fixed below the clamping blocks 4, movable grooves 5 are formed in the joints of the sliding blocks 6 and the charger base 1, the transmitting coil 2 is fixedly connected with the fixed base plate 3, the transmitting coil 2 is of a spiral structure, the clamping blocks 4 can slide on the charger base 1 through the sliding blocks 6 and the movable grooves 5, the outer size of the sliding blocks 6 is matched with that of the movable grooves 5, one side, close to the circle center of the fixed base plate 3, of the sliding blocks 6 is connected with clamping elastic pieces 8, the fixed base plate 3 can be elastically clamped through the arranged clamping blocks 4, the fixed base plate 3 can be protected, the dismounting speed of the fixed base plate 3 can be improved, and the fixed base plate 3 can be quickly dismounted and replaced when the transmitting coil 2 fails; elastic plate 7, it bonds in the grip block 4 and is close to one side of PMKD 3, sliding block 6 passes through centre gripping elastic component 8 and charger base 1 elastic connection, grip block 4 passes through elastic plate 7 and 3 elastic connection of PMKD, and elastic plate 7 is convex structure, and elastic plate 7 is identical with PMKD 3's overall dimension, elastic plate 7 through setting up can carry out the elasticity centre gripping to PMKD 3, PMKD 3 is protected, and grip block 4 can pass through sliding block 6, movable groove 5 slides on charger base 1, can carry out automatic adjustment according to the PMKD 3 of unidimensional, it is convenient to use.
As shown in fig. 4 and 5, a transmitting module of a wireless charging device includes: a voltage stabilizing module 10 arranged at the input end of the transmitting coil 2, the input end of the voltage stabilizing module 10 is connected with a rectifying circuit 9, the output end of the transmitting coil 2 is connected with an oscillating circuit 11, the rectifying circuit 9, the voltage stabilizing module 10 and the oscillating circuit 11 of the transmitting coil 2 are electrically connected in series in sequence, the voltage stabilizing module 10 arranged can stabilize the current received by the transmitting coil 2, and avoid the frequency instability of the electromagnetic wave transmitted by the transmitting coil 2 caused by unstable voltage and influence the normal receiving of the charging equipment, a switch circuit 14 connected at the input end of the oscillating circuit 11, the input end of the switch circuit 14 is connected with a control chip 13, the input end of the control chip 13 is respectively connected with a current detecting circuit 12, a temperature detecting module 15 and a load feedback circuit 18, the current detecting circuit 12, the control chip 13, the switch circuit 14 and the oscillating circuit 11 are electrically connected in series in sequence, the rectifying circuit 9 is electrically connected with the temperature detection module 15 and the control chip 13 respectively, the circuit current output by the voltage stabilizing module 10 can be detected through the arranged current detection circuit 12, and the control chip 13 can control the switch circuit 14 to work, so that the transmitting coil 2 is prevented from being damaged by sending unsuitable current through the transmitting coil 2, and the transmitting coil 2 is protected.
As shown in fig. 6, a transmitting module of a wireless charging device includes: heat radiation module 16, it is connected at control chip 13's output, control chip 13's output still is connected with timer 17, load feedback circuit 18 and control chip 13 electric property are in series connection in proper order, timer 17 through setting up can regularly send detected signal to load feedback circuit 18, thereby detect the electric current received, avoid the battery charging outfit to appear overcharging phenomenon, accessible control chip 13 control switch circuit 14 closes oscillating circuit 11 after battery charging outfit is full of, and then stop charging, temperature detection module 15, control chip 13 and heat radiation module 16 electric property are in series connection in proper order, heat radiation module 16 through setting up can carry out rapid cooling to transmitting coil 2, thereby avoid transmitting coil 2 overheated, lead to the unable normal use of battery charging outfit.
The working principle is as follows: when the transmitting module of the wireless charging device is used, firstly, the charger base 1 is connected with a mains supply, the rectifying circuit 9 transmits circuit current, the temperature detection module 15 and the control chip 13 are respectively supplied with power, the voltage stabilization processing is carried out on current voltage through the voltage stabilization module 10, the current detection circuit 12 detects the circuit current output by the voltage stabilization module 10 and transmits data to the control chip 13, and when the circuit current is not matched with the required current, the control chip 13 controls the corresponding switch circuit 14 to work and cut off the circuit; secondly, after the circuit reaches the transmitting coil 2, the circuit is transmitted to the oscillating circuit 11, electromagnetic transmission work is completed through an electromagnetic induction phenomenon, and charging equipment is charged; then, the temperature detection module 15 detects the temperature of the transmitting coil 2 and transmits data to the control chip 13, when the temperature is too high, the controllable heat dissipation module 16 cools the transmitting coil 2, the control chip 13 controls the timer 17 to send a detection signal to the load feedback circuit 18 at regular time, and the control chip 13 can control the switch circuit 14 to switch off the oscillation circuit 11 after the charging device is fully charged; finally, when the transmitting coil 2 is damaged, the charger base 1 can be opened, the clamping block 4 is pulled outwards, the clamping block 4 slides on the movable groove 5 through the sliding block 6, the elastic plate 7 and the fixed bottom plate 3 are separated from each other at the moment, and the clamping elastic piece 8 is compressed inwards, so that the fixed bottom plate 3 can be taken down, and the working principle of the transmitting module of the wireless charging device is the working principle.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A transmit module of a wireless charging device, comprising:
the charger comprises a charger base (1), wherein a transmitting coil (2) is arranged inside the charger base (1), and a fixed bottom plate (3) is arranged below the transmitting coil (2);
the clamping blocks (4) are uniformly distributed outside the fixed base plate (3), sliding blocks (6) are fixed below the clamping blocks (4), movable grooves (5) are formed in the joints of the sliding blocks (6) and the charger base (1), and clamping elastic pieces (8) are connected to one sides, close to the circle center of the fixed base plate (3), of the sliding blocks (6);
and the elastic plate (7) is bonded on one side of the clamping block (4) close to the fixed bottom plate (3).
2. The transmitting module of the wireless charging device according to claim 1, wherein the transmitting coil (2) is fixedly connected with the fixed bottom plate (3), the transmitting coil (2) is of a spiral structure, the clamping block (4) realizes sliding movement on the charger base (1) through the sliding block (6) and the movable groove (5), and the outer dimensions of the sliding block (6) and the movable groove (5) are matched.
3. The transmitting module of the wireless charging device according to claim 1, wherein the sliding block (6) is elastically connected with the charger base (1) through a clamping elastic member (8), the clamping block (4) is elastically connected with the fixed base plate (3) through an elastic plate (7), the elastic plate (7) is of an arc-shaped structure, and the outer dimensions of the elastic plate (7) and the fixed base plate (3) are matched.
4. The transmitting module of a wireless charging device according to claim 1, characterized in that the transmitting coil (2) is further provided with:
the voltage stabilizing module (10) is arranged at the input end of the transmitting coil (2), the input end of the voltage stabilizing module (10) is connected with the rectifying circuit (9), the output end of the transmitting coil (2) is connected with the oscillating circuit (11), and the rectifying circuit (9), the voltage stabilizing module (10) and the oscillating circuit (11) of the transmitting coil (2) are sequentially connected in series electrically.
5. The transmitting module of a wireless charging device according to claim 4, wherein the oscillating circuit (11) is further provided with:
the switching circuit (14) is connected to the input end of the oscillating circuit (11), the input end of the switching circuit (14) is connected with the control chip (13), the input end of the control chip (13) is respectively connected with the current detection circuit (12), the temperature detection module (15) and the load feedback circuit (18), the current detection circuit (12), the control chip (13), the switching circuit (14) and the oscillating circuit (11) are sequentially electrically connected in series, and the rectifying circuit (9) is respectively electrically connected with the temperature detection module (15) and the control chip (13).
6. The transmitting module of a wireless charging device according to claim 5, wherein the control chip (13) is further provided with:
the heat dissipation module (16) is connected to the output end of the control chip (13), the output end of the control chip (13) is further connected with a timer (17), the load feedback circuit (18) and the control chip (13) are sequentially electrically connected in series, and the temperature detection module (15), the control chip (13) and the heat dissipation module (16) are sequentially electrically connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220008.3U CN216530738U (en) | 2021-12-20 | 2021-12-20 | Transmitting module of wireless charging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220008.3U CN216530738U (en) | 2021-12-20 | 2021-12-20 | Transmitting module of wireless charging equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216530738U true CN216530738U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123220008.3U Active CN216530738U (en) | 2021-12-20 | 2021-12-20 | Transmitting module of wireless charging equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216530738U (en) |
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2021
- 2021-12-20 CN CN202123220008.3U patent/CN216530738U/en active Active
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