CN212908377U

CN212908377U - Charging socket capable of monitoring temperature

Info

Publication number: CN212908377U
Application number: CN202022279792.4U
Authority: CN
Inventors: 姜明林
Original assignee: Zhengzhou Maochen Electronic Technology Co ltd
Current assignee: Zhengzhou Maochen Electronic Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-04-06
Anticipated expiration: 2030-10-14

Abstract

The utility model relates to a can monitor charging socket of temperature, including the front bezel, set up the backshell in the front bezel trailing flank, be provided with charging socket on the front bezel, the inboard of backshell is provided with circuit board and screens section of thick bamboo, be provided with socket copper sheet in the screens section of thick bamboo, socket copper sheet is connected to on the circuit board through the conductor respectively, integrated control circuit and the switch circuit who is used for controlling charging socket break-make on the circuit board, be provided with the temperature measurement circuit near the position that the conductor is connected on the circuit board, the temperature measurement circuit with the control circuit is connected; the utility model discloses a set up the temperature that the temperature measurement circuit detected conductor and circuit board, stop to charge or reduce current after the temperature transfinites to realize charging socket's cooling, the temperature to socket that can be timely monitors, avoids charging socket overheated, causes the potential safety hazard.

Description

Charging socket capable of monitoring temperature

Technical Field

The utility model belongs to the technical field of the socket that charges, concretely relates to can monitor socket that charges of temperature.

Background

The electric vehicle takes a power battery as a power source, needs to be charged after the electric quantity stored by the power battery is used up, and needs to plug an electric gun or a charging plug into a socket during charging; electric vehicle usually needs more than 6 hours when charging, or cross night and charge, and in the in-process of charging, the socket that charges can generate heat, and overheated socket or plug easily can influence charging efficiency, cause the circuit to burn out or cause the incident.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art not enough and providing one kind through thereby install thermistor on the mainboard and realize the socket that charges that can monitor the temperature.

The technical scheme of the utility model as follows:

the utility model provides a can monitor socket that charges of temperature, includes the front bezel, sets up the backshell of front bezel trailing flank, be provided with charging socket on the front bezel, the inboard of backshell is provided with circuit board and a screens section of thick bamboo, be provided with the socket copper sheet in the screens section of thick bamboo, the socket copper sheet is connected to through the conductor respectively on the circuit board, the integrated switch circuit who has control circuit and is used for controlling charging socket break-make on the circuit board, be close to on the circuit board position department that the conductor is connected is provided with the temperature measurement circuit, the temperature measurement circuit with control circuit connects.

Further, the temperature measuring circuit comprises an NTC thermistor, a sixty-eight resistor, a sixty-nine resistor and a thirty-ninth capacitor, a first end of the NTC thermistor is connected with a 3V3 power supply, a second end of the NTC thermistor is connected with first ends of the sixty-eight resistor and the sixty-nine resistor, a second end of the sixty-nine resistor is connected to the control circuit, a second end of the sixty-nine resistor is also connected with a first end of the thirty-ninth capacitor, and a second end of the thirty-ninth capacitor and a second end of the sixty-eight resistor are grounded.

Further, the NTC thermistor is disposed on a back surface of the circuit board with respect to the conductor connection position.

Further, still be provided with wireless communication module and the voice module who is connected with control circuit on the circuit board, wireless communication module adopts WIFI module or GPRS module, voice module is inside to include pronunciation chip, power amplifier chip, FLASH storage and speaker.

Furthermore, a fan is arranged on the inner side of the front plate corresponding to the circuit board, and an air outlet is arranged on the front plate corresponding to the fan.

Furthermore, side blocks are arranged on two sides of the air outlet, small shafts are arranged on the side blocks in a clearance fit mode, a light cover plate is integrally connected to one side of each small shaft, and the cover plate covers the air outlet.

Furthermore, the lower part of the front plate is provided with an air inlet, and the inner side of the air inlet is provided with a filter block.

Furthermore, a plurality of heat dissipation holes are formed in the side wall of the clamping cylinder.

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

the utility model discloses a set up the temperature that the temperature measurement circuit detected conductor and circuit board, stop to charge or reduce current after the temperature transfinites to realize charging socket's cooling, the temperature to socket that can be timely monitors, avoids charging socket overheated, causes the potential safety hazard.

Drawings

Fig. 1 is a schematic view of the structure of the embodiment of the present invention.

Fig. 2 is a schematic side view of the embodiment of the present invention.

Fig. 3 is a schematic circuit diagram of a temperature measuring circuit according to an embodiment of the present invention.

Fig. 4 is a schematic circuit diagram of a voice module according to an embodiment of the present invention.

In the figure, a front plate (1), a circuit board (2), a loudspeaker (4), an outer frame (5), a small shaft (6) and a fan

(7) The novel solar battery pack comprises a cover plate (8), a side block (9), a filter block (10), an air inlet (11), clamping legs (12), side plates (13), a clamping cylinder (14), heat dissipation holes (15), a rear shell (16), an NTC thermistor (RT2) resistor, a sixty-eight resistor (R68), a sixty-nine resistor (R69) and a thirty-nine capacitor (C39).

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.

As shown in fig. 1 to 3, a charging socket capable of monitoring temperature includes a front board 1, a rear case 16 disposed on a rear side surface of the front board 1, a side board 13 disposed on the case or the periphery of the front board 1, and an outer frame 5 covering the side board 13, wherein the side board 13 is provided with a mounting hole, the front board 1 is provided with a charging socket, the inner side of the rear case 16 is provided with a circuit board 2 and a clamping cylinder 14, a socket copper sheet is disposed in the clamping cylinder 14, the socket copper sheet is plugged in the clamping cylinder 14 to fix the position, when the plug is used, the plug inserts into the socket copper sheet, the socket copper sheet is connected to the circuit board 2 through a conductor, and the conductor may be a wire or a copper sheet; a control circuit and a switch circuit for controlling the on-off of the charging jack are integrated on the circuit board 2, a temperature measuring circuit is arranged on the circuit board 2 close to the conductor connection position, and the temperature measuring circuit is connected with the control circuit; the control circuit adopts the main control chip of model STM32F103VCT6 inside.

Further, the temperature measuring circuit comprises an NTC thermistor RT2, a sixty-eight resistor R68, a sixty-nine resistor R69 and a thirty-ninth capacitor C39, wherein a first end of the NTC thermistor RT2 is connected with a 3V3 power supply, a second end of the NTC thermistor RT2 is connected with first ends of the sixty-eight resistor R68 and the sixty-nine resistor R69, a second end of the sixty-nine resistor R69 is connected with an I/O port of the main control chip, a second end of the sixty-nine resistor R69 is also connected with a first end of the thirty-ninth capacitor C39, and a second end of the thirty-ninth capacitor C39 and a second end of the sixty-eight resistor R68 are grounded; sixty-eight resistor R68, sixty-nine resistor R69 and thirty-nine capacitor C39 are provided for filtering and reducing current ripple.

Further, as shown in fig. 2, an NTC thermistor RT2 is provided on the back side of the circuit board 2 with respect to the conductor connection position so as to be located closer to the conductor with insulation therebetween.

Further, as shown in fig. 3, the circuit board 2 is further provided with a wireless communication module and a voice module connected with the control circuit, the wireless communication module adopts a WIFI module or a GPRS module, and the voice module internally includes a voice chip, a power amplifier chip, a FLASH memory and a speaker 4; when the intelligent charging socket is used, the plug-in socket is connected with a cloud system on the internet through the wireless communication module, a user is connected with the cloud system of the charging socket through a mobile phone APP or a small program, so that functions of code scanning payment, charging start control, charging start notification, over-temperature alarm and the like are achieved, the plug-in socket is widely used in the field of the existing intelligent charging socket, and details are not repeated; in this embodiment, when the temperature measuring module detects that the temperature reaches 70 ℃, an early warning is sent to the user, and when the temperature reaches 90 ℃, the charging is stopped and an alarm is sent to the user.

Furthermore, the inner side of the front board 1 is provided with a fan 7 corresponding to the circuit board 2, the front board 1 is provided with an air outlet corresponding to the fan 7, and the fan 7 is a micro fan 7 with a size smaller than 10 × 10cm, for example, the micro fan 7 with model of MF17080V2-1000C-a99 or JSD-12038A2HBL is adopted.

Furthermore, side blocks 9 are arranged on two sides of the air outlet, small shafts 6 are arranged on the side blocks 9 in a clearance fit manner, one side of each small shaft 6 is integrally connected with a light cover plate 8, such as a cover plate 8 made of light plastic and coated paper, and the cover plate 8 covers the air outlet; the cover plate 8 is used for dust prevention, and when the fan 7 starts to blow air, the fan 7 can tilt the cover plate 8 so as to realize heat dissipation in the rear shell 16; the number of the small shaft 6 and the cover plate 8 can be multiple.

Furthermore, the lower part of the front plate 1 is provided with an air inlet 11, the inner side of the air inlet 11 is provided with a filter block 10, and the filter block 10 can adopt a filter sponge block or a filter foam block or can adopt a plurality of layers of non-woven fabric layers with frame supports to realize filtration; an opening is formed in the lower portion of the rear shell 16, clamping legs 12 are arranged on the lower portion of the inner wall of the rear shell 16, and the filter block 10 is plugged into the rear shell 16 from the opening and clamped between the clamping legs 12 and the inner wall of the rear shell 16 to be fixed; the width of the opening is smaller than the distance from the side plate 13 to the front plate 1, and when the filter block 10 needs to be replaced, the outer frame 5 is taken down from the side plate 13, and the filter block 10 is taken out and replaced.

Furthermore, a plurality of heat dissipation holes 15 are formed in the side wall of the clamping cylinder 14; the heat of the socket copper sheet is conveniently dissipated and taken away by the airflow.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a can monitor socket that charges of temperature, includes the front bezel, sets up the backshell of front bezel trailing flank, be provided with charging socket on the front bezel, the inboard of backshell is provided with circuit board and a screens section of thick bamboo, be provided with the socket copper sheet in the screens section of thick bamboo, the socket copper sheet is connected to through the conductor respectively on the circuit board, the integrated switch circuit who has control circuit and is used for controlling charging socket break-make on the circuit board, its characterized in that: and a temperature measuring circuit is arranged on the circuit board close to the position where the conductor is connected, and the temperature measuring circuit is connected with the control circuit.

2. A charging socket capable of monitoring temperature according to claim 1, wherein: the temperature measuring circuit comprises an NTC thermistor, a sixty-eight resistor, a sixty-nine resistor and a thirty-ninth capacitor, wherein the first end of the NTC thermistor is connected with a 3V3 power supply, the second end of the NTC thermistor is connected with the first ends of the sixty-eight resistor and the sixty-nine resistor, the second end of the sixty-nine resistor is connected to the control circuit, the second end of the sixty-nine resistor is also connected with the first end of the thirty-ninth capacitor, and the second end of the thirty-ninth capacitor and the second end of the sixty-eight resistor are grounded.

3. A charging socket capable of monitoring temperature according to claim 2, wherein: the NTC thermistor is disposed on a back surface of the circuit board opposite to the conductor connection position.

4. A charging socket capable of monitoring temperature according to claim 1, wherein: the circuit board is also provided with a wireless communication module and a voice module which are connected with the control circuit, the wireless communication module adopts a WIFI module or a GPRS module, and the voice module internally comprises a voice chip, a power amplifier chip, a FLASH memory and a loudspeaker.

5. A charging socket capable of monitoring temperature according to any one of claims 1 to 4, wherein: the inner side of the front plate is provided with a fan corresponding to the circuit board, and the front plate is provided with an air outlet corresponding to the fan.

6. A charging socket capable of monitoring temperature according to claim 5, wherein: the air outlet is characterized in that side blocks are arranged on two sides of the air outlet, small shafts are arranged on the side blocks in a clearance fit mode, a light cover plate is integrally connected to one side of each small shaft, and the cover plate covers the air outlet.

7. A charging socket capable of monitoring temperature according to claim 5, wherein: the lower part of the front plate is provided with an air inlet, and the inner side of the air inlet is provided with a filter block.

8. A charging socket capable of monitoring temperature according to claim 5, wherein: a plurality of heat dissipation holes are formed in the side wall of the clamping cylinder.