CN215897340U

CN215897340U - Charging device with display screen

Info

Publication number: CN215897340U
Application number: CN202121973868.1U
Authority: CN
Inventors: 张成君
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-22
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a charging device with a display screen, which is used for charging a handheld device and comprises a charging end, a power supply end, a charging circuit connected between the charging end and the power supply end, the charging device also comprises the display screen and a direction sensor, wherein the direction sensor is arranged on a part where the display screen is arranged, detects the orientation of the display screen and controls the display direction of the display screen according to the orientation of the display screen. Compared with the prior art, the utility model has the advantages that the direction sensor is arranged at the position of the display screen, the current direction of the display screen is detected, and the display direction of the display screen is controlled according to the current direction, so that the display direction of the display screen corresponds to the current direction. Not only prevent that the user from picking up when the display screen part, the direction of display screen is reverse, experience is good, makes the producer when manufacturing the equipment, need not worry that the display screen dress is reversed moreover.

Description

Charging device with display screen

Technical Field

The present disclosure relates to charging devices, and particularly to a charging device with a display screen.

Background

In order to indicate the charging status of the charged device, the conventional charging device is generally provided with a control circuit of a display screen, and the control circuit detects the charging status of the charged device and controls the display screen to perform necessary charging status indication (including charging speed, whether the charged device is fully charged, etc.).

However, the display screen in the charging device often has only one display direction, the space on the display device is limited, and the display screen is often vertically installed and then displayed in a left or right direction. Therefore, during production, manufacturers must install the content in the left or right direction according to the requirements of customers, so that the content is oriented in the left or right direction when the display screen displays the content, and the production cost and the error rate are increased. And if this charging device is the charging wire, the user picks up the charging wire at will, and the display direction of finding the display screen is the opposite direction very probably, influences experience.

Therefore, there is a need for a charging device that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a charging device with a display screen, which can quickly and intuitively observe the charging state of a charged device on the premise of not increasing the volume of a charging end.

In order to achieve the purpose, the utility model discloses a charging device with a display screen, which is used for charging a handheld device, and comprises a charging end, a power supply end, a charging circuit connected between the charging end and the power supply end, the charging device also comprises the display screen and a direction sensor, wherein the direction sensor is arranged on a part where the display screen is arranged, detects the orientation of the display screen, and controls the display direction of the display screen according to the orientation of the display screen.

Compared with the prior art, the utility model has the advantages that the direction sensor is arranged at the position of the display screen, the current direction of the display screen is detected, and the display direction of the display screen is controlled according to the current direction, so that the display direction of the display screen corresponds to the current direction. Not only prevent that the user from picking up when the display screen part, the direction of display screen is reverse, experience is good, makes the producer when manufacturing the equipment, need not worry that the display screen dress is reversed moreover.

Preferably, the charging device is a charging wire, a conductive cable is connected between the power supply end and the power supply end, and the display screen is installed on the power supply end, the charging end or the conductive cable.

Specifically, when the display screen is installed on the conductive cable, the display screen transversely extends along the direction of the conductive cable, and space is saved.

Preferably, the direction sensor is mounted within a housing of the display screen.

Preferably, the charging device with a display screen further includes a control unit, one end of the control unit is connected to the direction sensor, the other end of the control unit is connected to the display screen, the direction sensor detects the orientation of the display screen and generates an orientation signal, and the control unit receives the orientation signal and controls the display direction of the display screen.

Preferably, the charging device further comprises a display turning switch, the display turning switch is operated to transmit a turning command to the control unit, and the control unit controls the display direction of the display screen to turn according to the turning command.

Preferably, the direction sensor is a gyroscope sensor, an acceleration sensor, or a gravity sensor, etc.

Preferably, the charging terminal is an expansion connector or a standard, mini, micro, Lightning, Type-C USB connector or a magnetic connector; the power supply end is a connector which is connected with an interface of the power adapter or a USB connector or a magnetic suction connector of standard, mini, micro specification and Type-C specification.

Preferably, the display screen is a digital display screen, which saves cost, and of course, the display screen may also be an LED display screen, a liquid crystal display screen, or the like.

Preferably, the charging device further comprises a control unit, the charging terminal comprises a communication terminal capable of communicating with the handheld device, the control unit acquires battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display screen to display the battery information, and the battery information comprises electric quantity information. Compared with the prior art, the control unit directly accesses the memory of the handheld device through the interface protocol of the charging terminal, acquires the real-time electric quantity information of the handheld device from the preset address of the storage area to display on the display screen, does not need to calculate the electric quantity, has accurate result, and is convenient for a user to know the current electric quantity of the handheld device from the display screen of the charging device.

Preferably, a switching circuit is further connected in series to the charging line, and the control unit controls the switching circuit to operate to disconnect the charging line when the electric quantity information is equal to or exceeds a first preset value. Whether full charge is carried out or not is judged through the electric quantity information, the judgment result is accurate, and the problems that the existing full charge power-off judgment is inaccurate, only a lower threshold value can be set, and the power-off is carried out when the handheld device is actually not fully charged are solved.

Specifically, the control unit controls the switch circuit to act to disconnect the charging circuit when the electric quantity information is less than or equal to a second preset value, and the first preset value is greater than the second preset value. The scheme determines whether to recover charging according to the electric quantity information, and solves the problems that the existing data line with the full charge power-off function cannot judge the electric quantity of the current handheld device after power-off, can only determine whether to recover the power according to time, often recovers the power to charge when the handheld device discharges too much, and even cannot recover the power in time when a hand manually replaces the handheld device or the handheld device is in power shortage due to other reasons.

Drawings

Fig. 1 is a schematic structural diagram of a charging device with a display screen according to a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a charging device with a display screen according to a second embodiment of the present invention.

Fig. 3 is a schematic circuit diagram of a charging device with a display screen according to the present invention.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1, the present invention discloses a charging device 100 with a display screen, for charging a handheld device, the charging device 100 includes a charging terminal 12, a power supply terminal 11, a charging line 10 connected between the charging terminal 12 and the power supply terminal 11, a display screen 30 and a direction sensor 20, the direction sensor 20 is mounted on a component where the display screen 30 is located, detects an orientation of the display screen 30, and controls a display direction of the display screen 30 according to the orientation of the display screen 30. The handheld device can be a mobile phone, a notebook computer, a tablet computer, a walkman and the like.

Compared with the prior art, the direction sensor 20 is arranged at the display screen 30, the current orientation of the display screen 30 is detected, and the display direction of the display screen 30 is controlled according to the current orientation, so that the display direction of the display screen 30 corresponds to the current orientation. Not only prevent that the user from picking up display screen 30 part time, the direction of display screen 30 is reverse, experiences well, makes the producer when manufacturing the equipment, need not worry display screen 30 and adorns reversely moreover.

The direction sensor 20 is a gyroscope sensor, an acceleration sensor, a gravity sensor, or the like.

Wherein the direction sensor 20 is mounted in a housing of the display screen 30. That is, the direction sensor 20 and the display screen 30 are installed in a housing.

With reference to fig. 1, the charging device 100 is a charging cable, a conductive cable 13 is connected between the power supply terminal 11 and the power supply terminal 11, and the display screen 30 is installed on the charging terminal 12. Of course, the display 30 may be mounted on the power supply terminal 11 or the conductive cable 13.

Referring to fig. 2, in another embodiment, the display screen 30 is mounted on the conductive cable 13. Specifically, the transverse direction of the display screen 30 extends along the direction of the conductive cable 13, so that the space is saved.

Referring to fig. 3, the charging device 100 further includes a control unit 40, the control unit 40 is connected to the direction sensor 20 at one end and the display screen 30 at the other end, the direction sensor 20 detects the orientation of the display screen 30 and generates an orientation signal, and the control unit 40 receives the orientation signal and controls the display direction of the display screen 30. Of course, the direction sensor 20 may also be directly connected to the display direction control end of the display screen 30, and when the display screen 30 is located in the forward direction or the reverse direction, the direction sensor outputs the corresponding high and low levels to the display direction control end.

Referring to fig. 1 and 2, the charging device 100 further includes a display flipping switch 50, and when the display flipping switch 50 is operated, a flipping command is sent to the control unit 40, and the control unit 40 controls the display direction of the display screen 30 to flip according to the flipping command.

Wherein, the charging terminal 12 is an expansion connector or a standard, mini, micro, Lightning, Type-C USB connector or a magnetic connector; the power supply end 11 is a connector which is connected with an interface of a power adapter or a USB connector or a magnetic suction connector of standard, mini, micro specification and Type-C specification.

In this embodiment, the display screen 30 is a digital display screen, which saves cost, and of course, the display screen 30 may also be an LED display screen 30, a liquid crystal display screen 30, or the like.

Preferably, the charging terminal 12 includes a communication terminal capable of communicating with the handheld device, and the control unit 40 obtains battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display screen to display the battery information, where the battery information includes power information. Compared with the prior art, the control unit 40 of the present invention directly accesses the memory of the handheld device through the interface protocol of the charging terminal 12, and obtains the real-time power information of the handheld device from the preset address of the storage area to display on the display screen 30, so that power calculation is not needed, the result is accurate, and the user can conveniently know the current power of the handheld device from the display screen of the charging device 100.

Preferably, referring to fig. 3, a switch circuit 41 is further connected in series to the charging line 10, and the control unit 40 controls the switch circuit 41 to operate to disconnect the charging line 10 when the power information is equal to or exceeds a first preset value. Whether full charge is carried out or not is judged through the electric quantity information, the judgment result is accurate, and the problems that the existing full charge power-off judgment is inaccurate, only a lower threshold value can be set, and the power-off is carried out when the handheld device is actually not fully charged are solved. Specifically, the control unit 40 controls the switch circuit 41 to operate to turn on the charging circuit 10 when the power information is less than or equal to a second preset value, where the first preset value is greater than the second preset value. The scheme determines whether to recover charging according to the electric quantity information, and solves the problems that the existing data line with the full charge power-off function cannot judge the electric quantity of the current handheld device after power-off, can only determine whether to recover the power according to time, often recovers the power to charge when the handheld device discharges too much, and even cannot recover the power in time when a hand manually replaces the handheld device or the handheld device is in power shortage due to other reasons.

With continued reference to fig. 3, the charging device 100 further includes a detection circuit 42, the detection circuit 42 detects the charging current or voltage of the charging circuit 10 to generate a collection signal, and the control unit 40 receives the collection signal and controls the switching circuit 41 to operate according to the collection signal, so as to perform overvoltage and overcurrent protection. In this embodiment, the detection circuit 42 is a current collection circuit, and is configured to collect a charging current of the charging circuit, and the control unit 40 compares the charging current, and controls the switch circuit 41 to be turned off when the charging current exceeds a preset value, so as to perform overcurrent protection.

Different from this embodiment, the control unit 40 can also determine whether the handset is fully charged by the collected signal output by the detection circuit 42, and control the switch circuit 41 to open the charging circuit 10 when the handset is fully charged.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims

1. The utility model provides a charging device with display screen for charge to hand-held device, include charging end, feeder ear and connect in charging circuit between charging end and the feeder ear, its characterized in that: the display device is characterized by further comprising a display screen and a direction sensor, wherein the direction sensor is arranged on a part where the display screen is located, detects the orientation of the display screen, and controls the display direction of the display screen according to the orientation of the display screen.

2. The charging device with a display screen according to claim 1, wherein: the charging device is a charging wire, a conductive cable is connected between the power supply end and the power supply end, and the display screen is installed on the power supply end, the charging end or the conductive cable.

3. A charging device with a display screen as claimed in claim 2, wherein: when the display screen is installed on the conductive cable, the display screen transversely extends along the direction of the conductive cable.

4. The charging device with a display screen according to claim 1, wherein: the display device further comprises a control unit, one end of the control unit is connected with the direction sensor, the other end of the control unit is connected with the display screen, the direction sensor detects the orientation of the display screen and generates an orientation signal, and the control unit receives the orientation signal and controls the display direction of the display screen.

5. The charging device with a display screen according to claim 4, wherein: the control unit controls the display direction of the display screen to turn over according to the turning command.

6. The charging device with a display screen according to claim 1, wherein: the direction sensor is a gyroscope sensor, an acceleration sensor or a gravity sensor.

7. The charging device with a display screen according to claim 1, wherein: the charging end is an expansion connector or a standard, mini, micro, Lightning and Type-C USB connector or a magnetic suction connector; the power supply end is a connector which is connected with an interface of the power adapter or a USB connector or a magnetic suction connector of standard, mini, micro specification and Type-C specification.

8. The charging device with a display screen according to claim 1, wherein: the display screen is a digital display screen.

9. The charging device with a display screen according to claim 1, wherein: the charging terminal comprises a communication terminal which can be communicated with the handheld device, the control unit obtains battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display screen to display the battery information, and the battery information comprises electric quantity information.

10. A charging device having a display screen as claimed in claim 9, wherein: the charging circuit is also connected with a switching circuit in series, and the control unit controls the switching circuit to act to disconnect the charging circuit when the electric quantity information is equal to or exceeds a first preset value.