CN210839034U - Wireless charging device - Google Patents
Wireless charging device Download PDFInfo
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- CN210839034U CN210839034U CN201920424073.1U CN201920424073U CN210839034U CN 210839034 U CN210839034 U CN 210839034U CN 201920424073 U CN201920424073 U CN 201920424073U CN 210839034 U CN210839034 U CN 210839034U
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- charging
- wireless charging
- intelligent terminal
- charging device
- transmitting coil
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Abstract
The utility model relates to the technical field of wireless charging, in particular to a wireless charging device, which comprises an outer shell, a charging coil assembly, a charging interface and an adhesive force module; the charging coil assembly is fixedly arranged in the outer shell, the charging coil assembly is electrically connected with a charging interface, the outer shell is arranged on one side of the contact with the intelligent terminal, the adhesive force module is temporarily fixed on a backboard of the intelligent terminal, and the charging coil assembly and the intelligent terminal are located within the distance of wireless energy transmission. When wireless charging is needed, the adhesive force module is arranged on the back plate of the intelligent terminal, the transmitting coil and the distance between the intelligent terminal and the transmitting coil are located at the wireless charging distance, after charging is completed, only the sucker needs to be taken down, in the whole charging process, a user can continue to operate the handheld intelligent terminal, the wireless charging device is simple to operate, and the use scene is various.
Description
Technical Field
The utility model relates to a wireless charging technology field, concretely relates to wireless charging device.
Background
Present wireless charging device all combines with the support, forms wireless charging support, and the cell-phone that has wireless charging must be placed on the support just can charge, and the cell-phone often need be operated at the user hand to lead to wireless charging mode's frequency of use low, the user can't accomplish playing the cell-phone, carrying out wireless charging simultaneously, and the product that does not solve this type of problem in the market at present.
Further, a novel wireless transmission device that charges of patent CN103715781A discloses a wireless transmission device that charges, wireless transmitting circuit module and transmitting coil module of charging pass through high frequency ac power line carries out the electricity and connects to the transmitting coil module that realizes wireless charging and wireless transmitting circuit module that charges independently set up respectively at the both ends of high frequency ac power line, realize charging the remote wireless charging of data line.
SUMMERY OF THE UTILITY MODEL
In order to effectively solve the problem, the utility model provides a wireless charging device.
The utility model discloses a concrete technical scheme as follows: a wireless charging device is suitable for an intelligent terminal with a wireless charging function and comprises at least one outer shell, at least one charging coil assembly for providing wireless energy transmission, at least one charging interface for providing electric energy input and at least one adhesive force module for providing adhesive force for the outer shell;
the charging coil assembly comprises a transmitting coil and a PCB, and the charging interface transmits wireless energy through the PCB and the transmitting coil;
the one side that the shell body and intelligent terminal contacted sets up the adhesive force module to pass through the adhesive force module is fixed temporarily on the intelligent terminal backplate, the shell body is inside to be set up transmitting coil, transmitting coil and intelligent terminal carry out wireless energy transmission.
Further, the wireless charging device further comprises a charging data line;
the transmitting coil and the shielding clapboard are arranged inside the outer shell in a stacked mode, and the PCB is arranged in the charging interface in an integrated mode;
the charging data line is three high-frequency alternating current power transmission lines integrated into one beam, one end of each high-frequency alternating current power transmission line is electrically connected with the transmitting coil, and the other end of each high-frequency alternating current power transmission line is electrically connected with the PCB integrated into the charging interface.
Further, the wireless charging device further comprises a charging data line;
transmitting coil, PCB stack gradually and set up inside the shell body, and charge data line one end with PCB electric connection, the other end and the interface electric connection that charges.
Further, the charging coil assembly further comprises a shielding partition plate for improving wireless energy transmission, and the shielding partition plate is arranged on one face, opposite to the intelligent terminal, of the transmitting coil.
Furthermore, the adhesive force module is a nanometer micro-absorption colloid with adsorption force, and one side of the nanometer micro-absorption colloid opposite to the adsorption direction is fixedly arranged on the outer shell;
the nanometer micro-absorption colloid is made of nanometer micro-absorption colloid materials.
Further, the adhesion module comprises at least one connecting block and a detachable block;
the connecting block and the intelligent terminal are fixedly arranged with each other;
can dismantle the fixed setting of piece one side and shell body, the opposite side passes through the connecting block and fixes the setting temporarily on intelligent terminal.
Further, the adhesive force module is a sucker with adsorption capacity, and one side of the sucker opposite to the adsorption direction is fixedly arranged on the outer shell.
Further, the nanometer micro-absorption colloid comprises a sheet structure, an annular structure or a protruding structure, the position of the outer shell corresponding to the nanometer micro-absorption colloid is sunken to form a groove, and the nanometer micro-absorption colloid is fixedly arranged in the groove.
Further, a spiral receiving structure is arranged between two ends of the charging data line.
The utility model discloses an useful part: when the wireless charging device is required to be wirelessly charged, the adhesive force module is arranged on the back plate of the intelligent terminal, the distance between the transmitting coil and the intelligent terminal is ensured to be in the wireless charging distance, after charging is completed, only the sucker needs to be taken down, in the whole charging process, a user can continue to operate the handheld intelligent terminal, the wireless charging device is simple to operate, and the use scenes are various;
further, because PCB and transmitting coil branch put with the both ends of high frequency alternating current power transmission line, at wireless charging process, transmitting coil does not produce the heat to reduce intelligent terminal's whole intensification, compare in traditional wireless charging mode, shell body structure is more frivolous, charge efficiency lasts and is in the peak value, easy operation, and storage nature is strong, convenient to carry.
Further, carry out the spiral with the data line that charges and buckle and handle, make the data line that charges can carry out the elasticity pulling when using, extends the data line length that charges, when not using, the data line that charges is more convenient to be accomodate.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 is an exploded view of the internal structure of a charging coil assembly according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of an adhesion module according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of an adhesion module according to another embodiment of the present invention;
fig. 5 is an exploded view of the overall structure of a second embodiment of the present invention;
fig. 6 is a schematic structural diagram of an adhesion module according to another embodiment of the present invention;
fig. 7 is a schematic structural diagram of an adhesion module according to another embodiment of the present invention;
fig. 8 is a schematic view of the overall structure of another embodiment of the present invention;
fig. 9 is a schematic diagram of a third embodiment of the present invention, showing a disassembled whole structure;
fig. 10 is a schematic overall structure diagram of a fourth embodiment of the present invention;
fig. 11 is a schematic overall structure diagram of a fifth embodiment of the present invention;
fig. 12 is a partial schematic structural view of a sixth embodiment of the present invention;
fig. 13 is a schematic structural view of a detachable block according to a sixth embodiment of the present invention;
fig. 14 is a schematic structural view of a mobile phone case according to a seventh embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.
The first embodiment:
as shown in fig. 1 and 2, in order to illustrate the overall structure of the first embodiment of the present invention and the disassembled view of the internal structure of the charging coil assembly 3, this embodiment provides a wireless charging device, which includes an outer shell 1, an adhesive force module 2, a charging coil assembly 3, a charging data line 4, and a charging interface 5;
the outer shell 1 is a shell structure for accommodating the charging coil assembly 3, specifically, the outer shell 1 includes an upper shell 11 and a lower shell 12, the charging coil assembly 3 is fixedly arranged between the upper shell 11 and the lower shell 12, in this embodiment, the upper surface of the upper shell 11 is defined as a surface which is in close contact with an intelligent terminal, and the intelligent terminal includes but is not limited to digital products such as a mobile phone with a wireless charging function, an intelligent tablet and the like;
the charging coil assembly 3 comprises a transmitting coil 31 for transmitting wireless energy, a shielding partition plate 32 for promoting wireless energy transmission, and a PCB33 integrating a transmitting circuit, wherein the transmitting coil 31 is arranged on one side of the upper shell 11 facing the inner space, the shielding partition plate 32 is adhered to one side of the transmitting coil 31 opposite to the upper shell 11, the transmitting coil 31 and the shielding partition plate 32 are jointly fixed on the upper shell 11, and the fixing mode includes but is not limited to screw connection;
the PCB33 is disposed on one side of the lower housing 12 facing the inner space, the PCB33 is electrically connected to the transmitting coil 31, the PCB33 is connected to the charging data line 4, and the charging data line 4 is connected to the charging interface 5, in this embodiment, the charging interface 5 includes, but is not limited to, a USB charging interface 5, and the charging interface 5 is connected to a charging adapter;
in the present embodiment, the transmitting coil 31, the shielding partition 32, the PCB33, the charging data line 4, the charging interface 5, and the charging adapter are well known devices in the art, and are not limited herein;
the upper shell 11 and the lower shell 12 are mutually fixed and screwed to form a complete shell structure;
as shown in fig. 3, an adhesive module 2 for temporarily fixing on the smart terminal is disposed on the upper surface of the upper housing 11, in this embodiment, the adhesive module 2 is a suction cup 21 with an adsorption capability, and the suction cup 21 is fixedly disposed on the upper surface of the upper housing 11, and the fixing manner includes, but is not limited to, bonding;
the working process is as follows: in this embodiment, wireless charging device is applicable to the glossy intelligent terminal of backplate, when needs carry out wireless charging, will sucking disc 21 adsorbs on the intelligent terminal backplate, guarantees transmitting coil 31 is in the distance that wireless charging was done with intelligent terminal's distance, after the completion of charging, only need with sucking disc 21 take off can, in the whole charging process, the user can continue to hand-held intelligent terminal operation, wireless charging device easy operation, the use scene is various.
In another embodiment, as shown in fig. 4, the adhesive module 2 is a plurality of small suction cups 22 arranged, and the small suction cups 22 provide a suction force to be sucked on the back plate of the smart terminal. For example, the small suckers 22 are fixedly arranged at four corners of the upper housing 11, and when wireless charging is performed, the outer housing 1 is adsorbed at the back panel of the intelligent terminal.
Second embodiment:
as shown in fig. 5, the second embodiment of the present invention is mostly the same as the first embodiment, except that the adhesive force module 2 is a nano micro-absorption colloid 23 having an absorption force, the nano micro-absorption colloid 23 adopts a nano micro-absorption colloid, the nano micro-absorption colloid generates an absorption force by a micro-suction cup 21, the surface of the nano micro-absorption colloid is closely provided with a nano-suction cup, and the nano micro-absorption colloid can be directly absorbed as long as the smooth and flat surface of the back surface can be directly absorbed, and can be repeatedly used for countless times.
Furthermore, the nanometer micro-absorption glue is a novel polymer developed and produced by adopting a nanometer micro-absorption technology and international first-class equipment. The surface of the nanometer micro-absorption glue is similar to plane flannelette, is different from common movable glue, does not contain any substances such as viscose glue and does not have sticky feeling when touched by hands. The product is completely adsorbed by the tiny sucking disc 21 inside, and the product can be directly adsorbed by mobile digital equipment with a smooth and flat back surface and can be repeatedly used for countless times.
Specifically, go up the fixed one deck nanometer of setting up of casing 11 and inhale colloid 23 a little, the fixed mode that colloid 23 and last casing 11 were inhaled a little in nanometer includes but not limited to with powerful gum bonding, and the colloid 23 is inhaled a little for the nanometer with intelligent terminal's contact surface a little to the realization is carrying out wireless when charging, inhales colloid 23 through a little in nanometer with shell body 1 and adsorbs in intelligent terminal backplate department.
Further, colloid 23 is inhaled a little to the nanometer is the lamellar structure, it corresponds to go up casing 11 the colloid 23 is inhaled a little to the nanometer sunken flaky recess 230 that forms in position, flaky recess 230 internal fixation sets up the colloid is inhaled a little to the nanometer, just the colloid 23 is inhaled a little to the nanometer is higher than the upper surface of last casing 11, when carrying out wireless charging, adsorbs shell body 1 is firm in intelligent terminal backplate department.
As shown in fig. 6, in another embodiment, the nanometer micro-absorption colloid 23 is an annular structure, the upper case 11 is recessed to form an annular groove corresponding to the position of the nanometer micro-absorption colloid 23, the annular groove is internally and fixedly provided with the nanometer micro-absorption colloid 23, the nanometer micro-absorption colloid 23 is slightly higher than the upper surface of the upper case 11, and when wireless charging is performed, the outer case 1 is stably adsorbed on the back plate of the intelligent terminal.
As shown in fig. 7, in another embodiment, the nanometer micro-absorption colloid 23 is four oblate protrusions arranged at the corners of the upper shell 11, the upper shell 11 corresponds to the position of the nanometer micro-absorption colloid 23, which is sunken to form a cylindrical groove, the cylindrical groove is internally fixed with the oblate protrusions, the oblate protrusions are slightly higher than the upper surface of the upper shell 11, and when wireless charging is performed, the outer shell 1 is stably adsorbed at the back plate of the intelligent terminal.
In another embodiment, as shown in fig. 8, the structure of the outer casing 1 includes, but is not limited to, a disk structure, so as to enlarge the size of the transmitting coil 31 and improve the overall wireless transmission efficiency.
The third embodiment:
as shown in fig. 9, in a third embodiment of the present invention, the third embodiment is mostly the same as the above embodiments, except that the charging data line 4 of the third embodiment is replaced by three high-frequency ac power lines 6 integrated into one bundle, only the transmitting coil 31 and the shielding partition 32 are disposed in the outer housing 1, and the PCB33 is integrally disposed in the charging interface 5;
specifically, in the technical solution disclosed in the publication CN103715781A, the transmitting coil 31 is equivalent to the transmitting coil 31 module in the publication, and the PCB33 is equivalent to the wireless charging transmitting circuit module in the publication, because the wireless charging transmitting circuit module is designed to be very small and exquisite, it can be directly integrated with the circuit board of the charging interface 5, and the charging interface 5 is connected to an external circuit or a charging adapter;
the connection between the wireless charging/transmitting circuit module and the high-frequency ac power line 6 and the connection between the high-frequency ac power line 6 and the transmitting coil 31 module can be obtained by referring to the relevant published documents, and therefore, the transmitting coil 31, the PCB33 and the high-frequency ac power line 6 are provided in the prior art.
The working process is as follows: use wireless charging device, because PCB33 and transmitting coil 31 branch put and the both ends of high frequency alternating current power transmission line 6, at wireless charging process, transmitting coil 31 does not produce the heat to reduce intelligent terminal's whole intensification, compare in traditional wireless charging mode, shell body 1 structure is more frivolous, charging efficiency lasts at the peak value, easy operation, and storage nature is strong, convenient to carry.
The fourth embodiment:
as shown in fig. 10, in a fourth embodiment of the present invention, the fourth embodiment is mostly the same as the above embodiments, except that the charging data line 4 is designed as an elastic data line structure 40 having a spiral receiving structure in the middle;
specifically, PCB33, the interface 5 that charges are connected respectively to the both ends of the data line 4 that charges, or transmitting coil 31, PCB33 are connected respectively to the both ends of the data line 4 that charges, be provided with the elasticity spiral portion between the both ends of the data line 4 that charges, can understand, carry out the spiral processing of buckling with the data line 4 that charges, make the data line 4 that charges can carry out the elasticity pulling when using, extends the data line 4 length that charges, when not using, the data line 4 that charges is convenient more accomodate.
Fifth embodiment:
as shown in fig. 11, in the fifth embodiment of the present invention, the fifth embodiment is mostly the same as the above embodiments, except that the charging data line 4 is eliminated from the wireless charging device, and the charging coil assembly 3 is directly electrically connected to the charging interface 5, so that the wireless charging device has a smaller overall structure, a simple shape and a convenient carrying.
Sixth embodiment:
as shown in fig. 12 and 13, the sixth embodiment is largely the same as the above embodiments, except that the adhesion module 2 of the sixth embodiment is different from the above embodiments, and the adhesion module 2 includes at least one connecting block 24 for being fixedly arranged with the intelligent terminal and a detachable block 25 fixed by matching with the connecting block 24;
the fixing mode of the connecting block 24 and the intelligent terminal includes but is not limited to bonding and 3M back adhesive bonding;
the detachable block 25 and the connecting block 24 can be temporarily fixed, and the fixing mode includes but is not limited to clamping, screwing and the like;
the detachable block 25 is fixedly arranged with the upper shell 11, and the fixing mode includes but is not limited to bonding, screw connection, clamping connection and the like;
in this embodiment, the connection block 24 is a sheet-shaped structure, one surface of the connection block 24 and the intelligent terminal are fixedly arranged through a back adhesive, and two side surfaces of the connection block 24 are recessed to form a sliding groove 240;
the detachable block 25 is a sheet structure, one surface of the detachable block 25 is fixedly adhered to the upper shell 11, the other surface of the detachable block is recessed to form a groove structure adapted to the connecting block 24, two opposite side walls of the groove structure extend out to form sliding blocks 250 adapted to the sliding grooves 240, and the sliding blocks 250 and the sliding grooves 240 can be temporarily inserted into each other;
in this embodiment, the sliding groove 240 has a structure in which the width of the groove gradually decreases from one end to the other end, the sliding block 250 has a structure in which the width of the sliding block 250 gradually decreases from one end to the other end, and the size structures of the sliding groove 240 and the sliding block 250 are designed such that the sliding block 250 and the sliding block can be clamped and clamped with each other after sliding in the sliding groove 240 for a certain distance, thereby achieving the fixed setting.
In other embodiments, the temporary fixing manner of the sliding groove 240 and the sliding block 250 includes but is not limited to any manner that is common in the art, such as clamping, screwing, etc., and can realize temporary fixing setting of the two;
by applying the wireless charging device in the embodiment, after a user bonds the connecting block 24 on the intelligent terminal, when wireless charging is needed, the connecting block 24 and the detachable block 25 are fixed to each other, and the outer shell 1 is fixedly arranged on one surface of the intelligent terminal to perform wireless charging;
when wireless charging is not needed, the connecting block 24 and the detachable block 25 are separated, so that separation of the connecting block and the detachable block can be realized, and the wireless charging device is simple and convenient to operate.
Seventh embodiment:
as shown in fig. 14, which is an overall structural schematic diagram of a seventh embodiment of the present invention, the seventh embodiment provides a mobile phone case 7 cooperating with a wireless charging device, the mobile phone case 7 is a case structure capable of covering a side and a back surface of the smart terminal, a charging cavity 70 is formed by recessing a side of the mobile phone case opposite to the smart terminal, and the adhesive force module 2 can be temporarily disposed in the charging cavity 70;
the fixing manner of the outer casing 1 and the charging cavity 70 includes, but is not limited to, the attaching manner of the adhesive module 2 in the above embodiment, and is not limited in detail herein;
eighth embodiment:
most of the structures of the eighth embodiment and the seventh embodiment are the same, except that a heat dissipation through hole is formed in the bottom surface of the charging cavity in a penetrating manner, and heat is effectively dissipated through the heat dissipation through hole in the wireless charging process.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and alterations to the embodiments will still fall within the scope of the invention.
Claims (9)
1. A wireless charging device is characterized in that the wireless charging device is suitable for an intelligent terminal with a wireless charging function, and comprises at least one outer shell, at least one charging coil assembly for providing wireless energy transmission, at least one charging interface for providing electric energy input, and at least one adhesion force module for providing adhesion force for the outer shell;
the charging coil assembly comprises a transmitting coil and a PCB, and the charging interface transmits wireless energy through the PCB and the transmitting coil;
the one side that the shell body and intelligent terminal contacted sets up the adhesive force module to pass through the adhesive force module is fixed temporarily on the intelligent terminal backplate, the shell body is inside to be set up transmitting coil, transmitting coil and intelligent terminal carry out wireless energy transmission.
2. The wireless charging device of claim 1, further comprising a charging data line;
the transmitting coil and the shielding clapboard are arranged inside the outer shell in a stacked mode, and the PCB is arranged in the charging interface in an integrated mode;
the charging data line is three high-frequency alternating current power transmission lines integrated into one beam, one end of each high-frequency alternating current power transmission line is electrically connected with the transmitting coil, and the other end of each high-frequency alternating current power transmission line is electrically connected with the PCB integrated into the charging interface.
3. The wireless charging device of claim 1, further comprising a charging data line;
transmitting coil, PCB stack gradually and set up inside the shell body, and charge data line one end with PCB electric connection, the other end and the interface electric connection that charges.
4. The wireless charging device of any one of claims 2 or 3, wherein the charging coil assembly further comprises a shielding partition for improving wireless energy transmission, and the shielding partition is disposed on a side of the transmitting coil opposite to the intelligent terminal.
5. The wireless charging device according to claim 1, wherein the adhesive force module is a nano micro-absorption colloid with an absorption force, and one side of the nano micro-absorption colloid opposite to the absorption direction is fixedly arranged on the outer shell;
the nanometer micro-absorption colloid is made of nanometer micro-absorption colloid materials.
6. The wireless charging device of claim 1, wherein the attachment module comprises at least one connecting block and a detachable block;
the connecting block and the intelligent terminal are fixedly arranged with each other;
can dismantle the fixed setting of piece one side and shell body, the opposite side passes through the connecting block and fixes the setting temporarily on intelligent terminal.
7. The wireless charging device of claim 1, wherein the adhesive force module is a suction cup with suction capability, and a side of the suction cup opposite to the suction direction is fixedly disposed on the outer casing.
8. The wireless charging device according to claim 5, wherein the nano micro-absorption colloid comprises a sheet structure, an annular structure or a protruding structure, a concave groove is formed at a position of the outer shell corresponding to the nano micro-absorption colloid, and the nano micro-absorption colloid is fixedly arranged in the concave groove.
9. The wireless charging device of claim 2, wherein the charging data line has a spiral receiving structure between two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424073.1U CN210839034U (en) | 2019-04-01 | 2019-04-01 | Wireless charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424073.1U CN210839034U (en) | 2019-04-01 | 2019-04-01 | Wireless charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210839034U true CN210839034U (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920424073.1U Expired - Fee Related CN210839034U (en) | 2019-04-01 | 2019-04-01 | Wireless charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210839034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022089001A1 (en) * | 2020-10-27 | 2022-05-05 | 华为技术有限公司 | Wireless charger and wireless charging system used for wearable apparatus |
-
2019
- 2019-04-01 CN CN201920424073.1U patent/CN210839034U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022089001A1 (en) * | 2020-10-27 | 2022-05-05 | 华为技术有限公司 | Wireless charger and wireless charging system used for wearable apparatus |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210401 |