CN221262125U - Wireless charging transmitting end coil structure with temperature sensor - Google Patents

Abstract

The utility model relates to a wireless charging transmitting end coil structure with a temperature sensor, which comprises a coil, ferrite and a connector, wherein the coil and the connector are fixed on the ferrite, an outgoing line end of the coil is connected with the connector in a welding mode, a clamping hook structure is arranged on an insulating bracket of the connector, the clamping hook structure penetrates through a hole structure correspondingly arranged on the ferrite to be hooked and locked at the back of the ferrite, a welding hole structure is arranged on a first metal terminal of the connector, the outgoing line end of the coil penetrates into the welding hole structure to be welded and fixed, the wireless charging transmitting end coil also comprises the temperature sensor, the temperature sensor is fixed at a gap at the inner side of the coil, a welding groove is arranged on a second metal terminal of the connector, and an outgoing line of the temperature sensor penetrates into the welding groove to be welded and fixed. The utility model solves the problem of automatic assembly and introduction of the wireless charging transmitting end coil and the temperature sensor in the assembly of the finished product of the terminal, and has the advantages of high assembly precision, high efficiency, good reliability, universal structure and no need of excessive customized design development.

Description

Wireless charging transmitting end coil structure with temperature sensor

Technical Field

The utility model relates to the technical field of wireless charging, in particular to a wireless charging transmitting end coil structure with a temperature sensor.

Background

Along with the gradual maturation of technologies such as 5G and artificial intelligence, the industry closely related to the Internet of things, including the application about electronic products in markets such as intelligent home, intelligent car, wearable equipment, smart city will continuously promote, so in the aspect of continuation of the journey and wireless power supply, market demand is also constantly increasing, further drives the vigorous development of wireless charging industry. In wireless charging process, because power loss can lead to wireless charging coil temperature to rise, need increase temperature sensor in the coil inside and be used for real-time supervision coil's temperature variation based on the security consideration, and temperature sensor's lead wire is often longer and the diameter is very little, simultaneously because wireless charging coil's the line position error degree is very big, direct hard the, easily lead to the product yield to reduce directly to influence the use, therefore, under the circumstances that has temperature sensor, how to make its structure can introduce high efficiency, the automation equipment of high reliability becomes the problem that need the solution when terminal finished product equipment urgently.

Disclosure of utility model

The utility model aims to overcome the problems in the prior art and provides a wireless charging transmitting end coil structure with a temperature sensor.

In order to achieve the technical purpose and the technical effect, the utility model is realized by the following technical scheme:

The utility model provides a wireless emission end coil structure that charges with temperature sensor, this structure includes coil, ferrite and connector, coil and connector are fixed on ferrite, be connected with the welding mode between the play line end of coil and the connector, the connector includes insulating support and first metal terminal, be equipped with the pothook structure on the insulating support, the pothook structure passes the pore structure that corresponds the setting on the ferrite and lock at its back hook joint, be equipped with the welding hole structure on the first metal terminal, the play line end of coil penetrates welding hole structure internal weld fixes, this structure still includes temperature sensor, temperature sensor fixes the inboard space department of coil, the connector still includes the second metal terminal, be equipped with the welding groove on the second metal terminal, temperature sensor's lead-out wire penetrates welding groove internal weld fixes.

Further, a positioning column is arranged on the insulating support and is used for being inserted into another hole structure which is correspondingly arranged on the ferrite, and the positioning column is used for assisting in installation and positioning.

Further, the metal column of the first metal terminal passes through one of the hole structures correspondingly arranged on the ferrite and is in welding conduction with the corresponding equipment circuit main board, and the metal column of the second metal terminal passes through the other hole structure correspondingly arranged on the ferrite and is in welding conduction with the corresponding equipment circuit main board.

Further, be equipped with on the insulating support with welding hole structure assorted welding hole groove for in the welding hole structure inlayed the welding hole groove, the wire outlet of coil passed the welding hole groove and enters into welding hole structure and weld and switch on, still be equipped with on the insulating support with welding groove assorted welding countersunk head groove, make the welding groove inlay in the welding countersunk head groove, the lead-out wire of the temperature sensor of being convenient for unify through the insulating support.

Further, the coil and the ferrite are fixed together through an adhesive tape or a dispensing mode, and the temperature sensor is fixed at a gap on the inner side of the coil through the adhesive tape or the dispensing mode.

The beneficial effects of the utility model are as follows:

the utility model solves the problem of automatic assembly and introduction of the wireless charging transmitting end coil and the temperature sensor in the assembly of the finished product of the terminal, avoids low-efficiency manual welding assembly, has the advantages of high assembly precision, high efficiency, good reliability and the like, has universality, and can avoid excessive customized design development of related structures of the terminal equipment.

Drawings

FIG. 1 is an exploded construction view of the present utility model;

FIG. 2 is a block diagram of the overall assembly of the present utility model;

FIG. 3 is an exploded view of the connector of the present utility model;

FIG. 4 is a connector assembly block diagram of the present utility model;

FIG. 5 is a top view of the overall structure of the present utility model;

FIG. 6 is a cross-sectional view taken along line X-X in FIG. 5;

Fig. 7 is an enlarged view of detail a in fig. 6.

The reference numerals in the figures illustrate: 1. coil, 2, temperature sensor, 3, ferrite, 31, hole structure, 4, connector, 41, insulating support, 411, pothook structure, 412, reference column, 42, first metal terminal, 421, welding hole structure, 43, second metal terminal, 431, welding groove, 5, equipment circuit mainboard.

Detailed Description

The utility model will be described in detail below with reference to the drawings in combination with embodiments.

As shown in fig. 1 and fig. 2, a wireless charging transmitting end coil structure with a temperature sensor comprises a coil 1, a ferrite 3 and a connector 4, wherein the coil 1 and the connector 4 are fixed on the ferrite 3, an outlet end of the coil 1 is connected with the connector 4 in a welding manner, as shown in fig. 3 and fig. 4, the connector 4 is an in-mold insert injection molding structure and comprises an insulating support 41 and a first metal terminal 42, the insulating support 41 is a plastic support, a clamping hook structure 411 is arranged on the insulating support 41, the clamping hook structure 411 penetrates through a hole structure 31 correspondingly arranged on the ferrite 3 to be hooked and locked at the back surface of the clamping hook structure, a welding hole structure 421 is arranged on the first metal terminal 42, an outlet end of the coil 1 penetrates into the welding hole structure 421 to be welded and fixed, the structure further comprises a temperature sensor 2, the temperature sensor 2 is fixed at a gap inside the coil 1, the connector 4 further comprises a second metal terminal 43, a welding groove 431 is arranged on the second metal terminal 43, and the outlet end of the temperature sensor 2 penetrates into the welding groove 431 to be welded and fixed. In a specific implementation, the number of the coils 1 can be single or multiple, the number of the first metal terminals 42 is correspondingly increased or decreased according to the number of the coils 1, and the number of the second metal terminals 43 is correspondingly increased or decreased according to the number of the temperature sensors 2; with continued reference to fig. 2, in this embodiment, the coil 1 has six wire outlet ends, and the six wire outlet ends are respectively inserted into six welding hole structures 421 on the connector 4, and are respectively welded at positions A1 to A6, so as to realize connection between the coil 1 and the first metal terminal 42; the temperature sensor 2 has four lead wires, which are inserted into four soldering grooves 431 on the connector 4, and soldered at positions B1 to B4, respectively, to connect the temperature sensor 2 with the second metal terminal 43.

As shown in fig. 5 to 7, the insulating support 41 is provided with a positioning column 412, the positioning column 412 is used for being inserted into another hole structure 31 correspondingly arranged on the ferrite 3 to assist in installation and positioning, in this embodiment, the positioning column 412 and the hook structure 411 are adjacently arranged and spaced a distance, and form an auxiliary positioning and locking combination, so that the connector 4 and the ferrite 3 can be fixed by means of hot-pressing hot-melting columns after the positioning and installation without misplacement and misloading.

The metal column of the first metal terminal 42 passes through one of the hole structures 31 correspondingly arranged on the ferrite 3 and is in welding conduction with the corresponding equipment circuit board 5, and the metal column of the second metal terminal 43 passes through the other hole structure 31 correspondingly arranged on the ferrite 3 and is in welding conduction with the corresponding equipment circuit board 5. In a specific implementation, a row of multiple hole structures 31 may be disposed on the ferrite 3, so that the corresponding hook structures 411, positioning posts 412, metal columns of the first metal terminals 42 and the second metal terminals 43 may be inserted or penetrated respectively, and the connection ends of the single first metal terminals 42 and second metal terminals 43 and the device circuit board 4 may be single or multiple branch shapes.

Be equipped with on the insulating support 41 with welding hole structure 421 assorted welding hole groove for in welding hole structure 421 inlayed the welding hole groove, coil 1's wire outlet passes the welding hole groove and gets into welding hole structure 421 in the welding switch-on, still be equipped with on the insulating support 41 with welding groove 431 assorted welding countersunk head groove, make welding groove 431 inlay in the welding countersunk head groove, the lead-out wire of temperature sensor 2 of being convenient for unifies through insulating support 41, the shape of welding hole structure 421 and welding groove 431 can be diversified, like square, circular, V font etc..

The coil 1 and the ferrite 3 are fixed together by an adhesive tape or a dispensing mode, and the temperature sensor 2 is fixed at a gap inside the coil 1 by the adhesive tape or the dispensing mode.

Principles of the utility model

The connector 4 is connected with the ferrite 3 in a physical connection mode, so that the connector has the advantages of convenience in assembly and high reliability; the connector 4 is connected with the wire outlet end on the coil 1 in a welding mode, so that the reliability is high, and the requirements of various vehicle-mounted devices can be met; the connector 4 is connected with the lead wire of the temperature sensor 2 in a welding mode, so that the reliability is high, and the requirements of various vehicle-mounted equipment can be met; the wireless charging transmitting end coil structure can be imported into automatic assembly when assembled on terminal equipment, so that low-efficiency manual welding assembly is avoided, the assembly precision is high, the efficiency is high, and the reliability is good; the structure has universality, can be popularized as a standard component, and can avoid excessive customized design development of related structures of terminal equipment.

Furthermore, unless specifically stated or indicated otherwise, the terms "first," "second," and the like in the description merely used for distinguishing between various components, elements, steps, etc. in the description, and not for indicating a logical or sequential relationship between various components, elements, steps, etc.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a wireless emission end coil structure that charges with temperature sensor, this structure includes coil (1), ferrite (3) and connector (4), coil (1) and connector (4) are fixed on ferrite (3), be connected with the welding mode between the wire outlet of coil (1) and connector (4), connector (4) include insulating support (41) and first metal terminal (42), be equipped with pothook structure (411) on insulating support (41), pothook structure (411) pass on ferrite (3) correspond hole structure (31) of setting and lock at its back hook, be equipped with welding hole structure (421) on first metal terminal (42), the wire outlet of coil (1) penetrates welding hole structure (421) internal weld, its characterized in that, this structure still includes temperature sensor (2), temperature sensor (2) are fixed in the space department of coil (1), connector (4) still include second metal terminal (43), be equipped with on second metal terminal (43) and weld wire outlet (431) and penetrate welding groove (431) internal weld groove (2).

2. The wireless charging transmitting end coil structure with the temperature sensor according to claim 1, wherein a positioning column (412) is arranged on the insulating support (41), and the positioning column (412) is used for being inserted into another hole structure (31) correspondingly arranged on the ferrite (3) to assist in installation and positioning.

3. The wireless charging transmitting end coil structure with the temperature sensor according to claim 1, wherein the metal cylinder of the first metal terminal (42) passes through one of the hole structures (31) correspondingly arranged on the ferrite (3) and is in welding conduction with the corresponding equipment circuit main board (5), and the metal cylinder of the second metal terminal (43) passes through the other hole structure (31) correspondingly arranged on the ferrite (3) and is in welding conduction with the corresponding equipment circuit main board (5).

4. The wireless charging transmitting end coil structure with the temperature sensor according to claim 1, wherein a welding hole groove matched with the welding hole structure (421) is formed in the insulating support (41), the welding hole structure (421) is embedded into the welding hole groove, a wire outlet end of the coil (1) penetrates through the welding hole groove and enters the welding hole structure (421) to be welded and conducted, a welding countersink matched with the welding groove (431) is further formed in the insulating support (41), the welding groove (431) is embedded into the welding countersink, and outgoing wires of the temperature sensor (2) can pass through the insulating support (41) uniformly.

5. The wireless charging transmitting end coil structure with the temperature sensor according to claim 1, wherein the coil (1) and the ferrite (3) are fixed together through an adhesive tape or a dispensing mode, and the temperature sensor (2) is fixed at a gap inside the coil (1) through the adhesive tape or the dispensing mode.