CN212751848U - Portable display with intelligent quick charging function - Google Patents

Portable display with intelligent quick charging function Download PDF

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Publication number
CN212751848U
CN212751848U CN202021773413.0U CN202021773413U CN212751848U CN 212751848 U CN212751848 U CN 212751848U CN 202021773413 U CN202021773413 U CN 202021773413U CN 212751848 U CN212751848 U CN 212751848U
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control module
module
unit
charge
electrically connected
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位国尧
孙铭梁
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Shenzhen Xinlongpeng Technology Co ltd
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Shenzhen Xinlongpeng Technology Co ltd
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Abstract

The utility model discloses a take intelligence to fill portable display of function soon, a take intelligence to fill portable display of function soon includes: the system comprises a lithium battery, a main control module, a quick charge control module, a charge and discharge management module, a power supply control module, a protocol and data conversion module and a buck-boost control module; the quick charging control module is electrically connected with the charging and discharging management module, the charging and discharging management module is respectively electrically connected with the lithium battery and the power supply control module, the power supply control module is respectively electrically connected with the master control module, the charging and discharging management module, the protocol and data conversion module and the buck-boost control module, the master control module is respectively electrically connected with the charging and discharging management module, the protocol and data conversion module and the buck-boost control module, and the buck-boost control module is respectively electrically connected with the charging and discharging management module. The utility model discloses when guaranteeing that audio frequency and video carry out the extension and show output, also can control portable display and charge for display data input equipment such as cell-phone, Switch and PC, user experience is high.

Description

Portable display with intelligent quick charging function
Technical Field
The utility model relates to a portable display control technical field especially relates to a take portable display of intelligence function of filling soon.
Background
As the Type _ c products such as notebooks, mobile phones, game machine switches and the like are more and more abundant, the requirement for expansibility is more and more increased. A Type _ c wire is connected to the portable display, so that a small screen can be projected to a large screen, and a great effect on life, education and entertainment can be achieved.
At present, a plurality of portable displays in the market can realize expanded display by being connected with a mobile phone, a game machine and a notebook computer, but most of the portable displays display audio and video and have no quick charging function. That is, the audio and video display is tricked by researching the CC protocol, the 5V power supply is used for normally charging the mobile phone, and the switch of the game machine and the notebook computer are not charged. Although the display expansion is realized, people need to charge products such as game machines, notebooks, mobile phones and the like frequently, and the use is inconvenient. Therefore, the invention of a portable display with an intelligent fast charging function is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, a take portable display of intelligence function of filling soon is provided.
The utility model discloses a portable display with intelligent quick charging function, which comprises a lithium battery, a master control module, a quick charging control module, a charging and discharging management module, a power supply control module, a protocol and data conversion module and a buck-boost control module; the quick charge control module is electrically connected with the charge and discharge management module, the charge and discharge management module is respectively electrically connected with the lithium battery and the power supply control module, the power supply control module is respectively electrically connected with the master control module, the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, the master control module is respectively electrically connected with the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, and the buck-boost control module is respectively electrically connected with the charge and discharge management module.
Preferably, the quick charge control module comprises a PD quick charge unit and a power-taking control unit; the PD quick charging unit is used for being connected with a power adapter, and the power taking control unit is respectively electrically connected with the PD quick charging unit and the charging and discharging management module.
Preferably, the charge and discharge management module comprises a charge and discharge control unit, a lithium battery metering protection unit and a switch control unit; the lithium battery metering protection unit is electrically connected with the main control module and the lithium battery, and the charging and discharging control unit is respectively electrically connected with the lithium battery metering protection unit, the switch control unit and the main control module.
Preferably, the protocol and data conversion module comprises a protocol and data conversion unit, a TYPEC connection seat and an HDMI output unit; the TYPEC connecting seat and the HDMI output unit are respectively and electrically connected with the protocol and data conversion unit.
Preferably, the power supply control module includes a power path selection unit, a first voltage conversion unit, a second voltage conversion unit, a third voltage conversion unit, and a fourth voltage conversion unit; the power supply access selection unit is respectively connected with the protocol and data conversion module, the first voltage conversion unit and the TYPEC connecting seat, the first voltage conversion unit is respectively connected with the charge and discharge management module, the second voltage conversion unit and the main control module, the second voltage conversion unit is respectively connected with the third voltage conversion unit, the charge and discharge management module and the protocol and data conversion module, the third voltage conversion unit is respectively connected with the charge and discharge management module and the protocol and data conversion module, and the fourth voltage conversion unit is respectively connected with the charge and discharge management module and the main control module.
Preferably, the quick charge control module further comprises an anti-creeping protection unit; the anti-creeping protection unit is respectively electrically connected with the PD quick charging unit and the power taking control unit.
The utility model discloses a take portable display of intelligence function of filling soon has following beneficial effect, the utility model discloses a take portable display of intelligence function of filling soon includes: the system comprises a lithium battery, a main control module, a quick charge control module, a charge and discharge management module, a power supply control module, a protocol and data conversion module and a buck-boost control module; the quick charge control module is electrically connected with the charge and discharge management module, the charge and discharge management module is respectively electrically connected with the lithium battery and the power supply control module, the power supply control module is respectively electrically connected with the master control module, the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, the master control module is respectively electrically connected with the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, and the buck-boost control module is respectively electrically connected with the charge and discharge management module. The quick charging control module is used for realizing quick charging control on the lithium battery, the charging and discharging management module is used for controlling charging and discharging of the system, and the power supply control module is used for providing rated working voltage of each module of the system and performing power supply control; the protocol and data conversion module is used for converting a Type _ c signal into an HDMI signal and outputting the HDMI signal to the expansion display for display, the protocol and data conversion module reads the working power of display data input equipment such as a mobile phone and a notebook computer and transmits a CC protocol signal to the main control module through IIC, and the main control module controls the buck-boost control module to realize fast charging of the display data input equipment such as the mobile phone, a game machine and the notebook computer through the IIC. The utility model discloses when guaranteeing audio frequency and video to carry out the extension and show output, also can control portable display and charge for display data input equipment such as cell-phone, Switch and PC, satisfy people's diversified demand, user experience is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive efforts according to the drawings:
fig. 1 is a schematic block diagram of a portable display with an intelligent fast charging function according to a preferred embodiment of the present invention;
fig. 2 is a schematic block diagram of a portable display with an intelligent fast charging function according to another preferred embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a portable display with an intelligent fast charging function according to another preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of protection of the present invention.
The preferred embodiment of the present invention is shown in fig. 1, and includes a lithium battery a, a main control module 1, a fast charging control module 2, a charging and discharging management module 3, a power supply control module 4, a protocol and data conversion module 5, and a buck-boost control module 6; the quick charge control module 2 is electrically connected with the charge and discharge management module 3, the charge and discharge management module 3 is respectively electrically connected with the lithium battery A and the power supply control module 4, the power supply control module 4 is respectively electrically connected with the main control module 1, the charge and discharge management module 3, the protocol and data conversion module 5 and the buck-boost control module 6, the main control module 1 is respectively electrically connected with the charge and discharge management module 3, the protocol and data conversion module 5 and the buck-boost control module 6, and the buck-boost control module 6 is respectively electrically connected with the charge and discharge management module 3. The fast charging control module 2 is used for realizing fast charging control on the lithium battery A, the charging and discharging management module 3 is used for performing charging and discharging control on a system, and the power supply control module 4 is used for providing rated working voltage for each module of the system and performing power supply control; the protocol and data conversion module 5 is used for converting a Type _ c signal into an HDMI signal and outputting the HDMI signal to an extended display for display, the protocol and data conversion module 5 reads the working power of display data input devices such as a mobile phone and a notebook, and transmits a CC protocol signal to the main control module 1 through IIC, and the main control module 1 controls the buck-boost control module 6 to realize fast charging for the display data input devices such as the mobile phone, the Switch and the PC through the IIC. The utility model discloses when guaranteeing audio frequency and video to carry out the extension and show output, also can control portable display and charge for display data input equipment such as cell-phone and notebook, satisfy people's diversified demand, user experience is high.
Preferably, in this embodiment, the main control module 1 is a single chip microcomputer. Wherein, the chip model of the singlechip is N76E 003. In another preferred embodiment, the chip type of the main control module 1 is not particularly limited.
Preferably, the fast charging control module 2 includes a PD fast charging unit 21 and a power taking control unit 22; the PD quick charging unit 21 is used for being connected with a power adapter, and the power taking control unit 22 is respectively electrically connected with the PD quick charging unit 21 and the charging and discharging management 3. In this embodiment, the PD quick-charging unit 21 is a TYPEC _24P _ CB female connector, and the model of the power-taking control unit 22 is LDR 6321. When the PD quick charging unit 21 is connected to the power adapter, the lithium battery is quickly charged by matching with a PD quick charging protocol, and meanwhile, the power taking control unit takes power from the connected power adapter and outputs 5-20V voltage to supply power to other modules of the system.
Preferably, the quick charge control module 2 further includes an anti-creeping protection unit 23; the anti-creeping protection unit 23 is electrically connected with the PD quick charging unit 21 and the power-taking control unit 22 respectively.
Preferably, the charge and discharge management module 3 includes a charge and discharge control unit 31, a lithium battery metering protection unit 32 and a switch control unit 33; the lithium battery metering protection unit 32 is electrically connected with the main control module 1 and the lithium battery, and the charging and discharging control unit 31 is respectively electrically connected with the lithium battery metering protection unit 32, the switch control unit 33 and the main control module 1. In this embodiment, the chip model of the lithium battery metering and protecting unit 32 is HY 4145. The lithium battery metering and protecting unit 32 is used for monitoring the capacity of the lithium battery in real time and feeding back the capacity to the main control module 1. The switch control unit 31 adopts an AON7410NMOS transistor. When the PD quick charging unit 21 is connected to a power adapter, the lithium battery is subjected to quick charging control, the switch control unit 31 is closed, and the power taking control unit outputs 5-20V voltage to supply power to other modules of the system; when the PD quick charging unit 21 is not connected to the power adapter, the switch control unit 31 is turned on, and the lithium battery releases energy to supply power to other modules of the system. The chip model of the charge and discharge control unit 31 is BQ 24735. It will be appreciated that BQ24735 is a high efficiency synchronous battery charger. When the power supply requirement of the system is higher than the maximum power supply level of the adapter, the BQ24735 protects the adapter from being damaged by intelligent acceleration technology to allow the lithium battery A to provide voltage to the system.
Preferably, the protocol and data conversion module 5 includes a protocol and data conversion unit 51, a TYPEC connection socket 52 and an HDMI output unit 53; the TYPEC connection socket 52 and the HDMI output unit 53 are electrically connected to the protocol and data conversion unit 51, respectively. In this embodiment, the HDMI output unit 53 includes an HDMI _19 PSMD-type female socket and an HDMI electrostatic protection device; the HDMI electrostatic protector is respectively electrically connected with the main control module and the HDMI _19PSMD type female seat, and the HDMI _19PSMD type female seat is electrically connected with the main control module. The TYPEC connecting socket 52 is a TYPEC _24P _ CB female header connecting socket. The chip model of the protocol and data conversion unit 51 is LT8711 UX. The TYPEC connecting seat 52 is used for accessing display data input devices such as a mobile phone, a Switch and a PC, on one hand, the LT8711UX is used for reading display input data of the display data input devices such as the mobile phone, the Switch and the PC, and converting a TYPEC signal of the display input data into an HDMI signal for output; on the other hand, LT8711UX reads the power of the display data input devices such as the mobile phone, the Switch and the PC, etc., LT8711UX transmits the power of the display data input devices such as the mobile phone, the Switch and the PC to the main control module 1 through the IIC bus protocol, and the main control module 1 controls the buck-boost control module 6 to realize fast charging for the display data input devices such as the mobile phone, the Switch and the PC through the IIC bus protocol.
In another preferred embodiment, the TYPEC connection socket 52 is further provided with an antistatic protection unit. The anti-static protection unit consists of a plurality of TVS R0402 bidirectional ESD static protection diodes and is used for eliminating the static effect in the data transmission process of the TYPEC connecting seat 52 and ensuring the stability of data transmission.
Preferably, the power supply control module 4 includes a power path selection unit 41, a first voltage conversion unit 42, a second voltage conversion unit 43, a third voltage conversion unit 44, and a fourth voltage conversion unit 45; the power supply access selection unit 41 respectively with agreement and data conversion module 5 first voltage conversion unit 42 reaches the electricity of TYPEC connecting seat 52 is connected, first voltage conversion unit 42 respectively with charge and discharge management module 3 second voltage conversion unit 43 reaches the electricity of host system 1 is connected, second voltage conversion unit 43 respectively with third voltage conversion unit 44 charge and discharge management module 3 reaches agreement and data conversion module 5 electricity are connected, third voltage conversion unit 44 respectively with charge and discharge management module 3 reaches agreement and data conversion module 5 electricity are connected, fourth voltage conversion unit 45 respectively with charge and discharge management module 3 reaches host system 1 electricity is connected. In this embodiment, the power supply path selecting unit is configured to detect whether the charging/discharging control unit 31 is input through an adapter; if the input is adapter input, the main control module controls the voltage increasing and decreasing control module to output voltages of 5V, 9V, 15V, 20V and the like for quick charging; if the input is the lithium battery input, the main control module acquires the residual capacity of the lithium battery through an IIC bus protocol; when the residual capacity of the lithium battery is larger than a preset capacity threshold value, controlling the voltage boosting and reducing control module to output voltages of 5V, 9V, 15V, 20V and the like for quick charging; when the residual capacity of the lithium battery is smaller than a preset capacity threshold value, the main control module controls the first voltage conversion module to convert the residual capacity into 5V voltage to carry out common charging on display data input equipment such as a mobile phone, a Switch and a PC.
Preferably, in this embodiment, the first voltage conversion unit is a DC-DC module, and is of an APW7080 model, and the first voltage conversion unit is configured to convert the voltage output by the charge and discharge management module into a 5V DC voltage. The models of the second voltage conversion unit and the third voltage conversion unit are both APW 7506. The LT8711UX in the protocol and data converting unit 51 needs rated operating voltages of 3.3V and 1.2V, the second voltage converting unit is used to convert a 5V dc voltage into a 3.3V dc voltage to be supplied to the protocol and data converting unit 51, and the third voltage converting unit is used to convert a 3.3V dc voltage into a 1.2V dc voltage to be supplied to the protocol and data converting unit 51. The model of the fourth voltage conversion unit is LDO DS8633DGSR, and the fourth voltage conversion unit is used for converting 5V direct current voltage into 3.3V direct current voltage and supplying the 3.3V direct current voltage to the main control module.
Preferably, the chip model of the buck-boost control module is SY9329, SY9329 is provided with an IIC register, the protocol and data conversion module 5 reads the working power of display data input devices such as a mobile phone and a notebook, and transmits a CC protocol signal to the main control module 1 through the IIC, and the main control module 1 controls the buck-boost control module 6 to control output power of 5V, 9V, 12V, 15V, 20V to the display data input devices such as the mobile phone, Switch, and PC through the IIC via the PD protocol chip IIC.
To sum up, the portable display with the intelligent quick charging function provided by the utility model comprises a lithium battery A, a main control module 1, a quick charging control module 2, a charging and discharging management module 3, a power supply control module 4, a protocol and data conversion module 5 and a buck-boost control module 6; the quick charge control module 2 is electrically connected with the charge and discharge management module 3, the charge and discharge management module 3 is respectively electrically connected with the lithium battery A and the power supply control module 4, the power supply control module 4 is respectively electrically connected with the main control module 1, the charge and discharge management module 3, the protocol and data conversion module 5 and the buck-boost control module 6, the main control module 1 is respectively electrically connected with the charge and discharge management module 3, the protocol and data conversion module 5 and the buck-boost control module 6, and the buck-boost control module 6 is respectively electrically connected with the charge and discharge management module 3. The fast charging control module 2 is used for realizing fast charging control on the lithium battery A, the charging and discharging management module 3 is used for performing charging and discharging control on a system, and the power supply control module 4 is used for providing rated working voltage for each module of the system and performing power supply control; the protocol and data conversion module 5 is used for converting a Type _ c signal into an HDMI signal and outputting the HDMI signal to the expansion display for display, the protocol and data conversion module 5 reads the working power of display data input equipment such as a mobile phone and a notebook computer and transmits a CC protocol signal to the main control module 1 through the IIC, and the main control module 1 controls the buck-boost control module 6 to realize fast charging for the display data input equipment such as the mobile phone, the game machine and the notebook computer through the IIC. The utility model discloses when guaranteeing audio frequency and video to carry out the extension and show output, also can control portable display and charge for display data input equipment such as cell-phone, Switch and PC, satisfy people's diversified demand, user experience is high.
The above detailed description is made on the portable display with the intelligent fast charging function provided by the utility model, and the specific examples are applied herein to explain the principle and the implementation of the utility model, and the description of the above examples is only used to help understand the method and the core idea of the utility model; meanwhile, to the general technical personnel in this field, according to the utility model discloses an idea, all can have the change part on concrete implementation and application scope, to sum up, this description content only is the utility model discloses an embodiment, does not consequently restrict the utility model discloses a patent scope, all utilize the equivalent structure or the equivalent flow transform that the content of the description and the attached drawing did, or directly or indirectly use in other relevant technical fields, all the same reason is included in the utility model discloses a patent protection scope. And should not be construed as limiting the invention.

Claims (6)

1. The utility model provides a take portable display of intelligence function of filling soon which characterized in that includes: the system comprises a lithium battery, a main control module, a quick charge control module, a charge and discharge management module, a power supply control module, a protocol and data conversion module and a buck-boost control module; the quick charge control module is electrically connected with the charge and discharge management module, the charge and discharge management module is respectively electrically connected with the lithium battery and the power supply control module, the power supply control module is respectively electrically connected with the master control module, the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, the master control module is respectively electrically connected with the charge and discharge management module, the protocol and data conversion module and the buck-boost control module, and the buck-boost control module is respectively electrically connected with the charge and discharge management module.
2. The portable display with the intelligent quick charging function according to claim 1, wherein the quick charging control module comprises a PD quick charging unit and a power-taking control unit; the PD quick charging unit is used for being connected with a power adapter, and the power taking control unit is respectively electrically connected with the PD quick charging unit and the charging and discharging management module.
3. The portable display with the intelligent quick charging function according to claim 1, wherein the charging and discharging management module comprises a charging and discharging control unit, a lithium battery metering protection unit and a switch control unit; the lithium battery metering protection unit is electrically connected with the main control module and the lithium battery, and the charging and discharging control unit is respectively electrically connected with the lithium battery metering protection unit, the switch control unit and the main control module.
4. The portable display with intelligent quick charging function of claim 1, wherein the protocol and data conversion module comprises a protocol and data conversion unit, a TYPEC connection base and an HDMI output unit; the TYPEC connecting seat and the HDMI output unit are respectively and electrically connected with the protocol and data conversion unit.
5. The portable display with intelligent quick charging function according to claim 4, wherein the power supply control module comprises a power supply path selection unit, a first voltage conversion unit, a second voltage conversion unit, a third voltage conversion unit and a fourth voltage conversion unit; the power supply access selection unit is respectively connected with the protocol and data conversion module, the first voltage conversion unit and the TYPEC connecting seat, the first voltage conversion unit is respectively connected with the charge and discharge management module, the second voltage conversion unit and the main control module, the second voltage conversion unit is respectively connected with the third voltage conversion unit, the charge and discharge management module and the protocol and data conversion module, the third voltage conversion unit is respectively connected with the charge and discharge management module and the protocol and data conversion module, and the fourth voltage conversion unit is respectively connected with the charge and discharge management module and the main control module.
6. The portable display with intelligent quick charging function according to claim 2, wherein the quick charging control module further comprises an anti-creeping protection unit; the anti-creeping protection unit is respectively electrically connected with the PD quick charging unit and the power taking control unit.
CN202021773413.0U 2020-08-20 2020-08-20 Portable display with intelligent quick charging function Active CN212751848U (en)

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CN202021773413.0U CN212751848U (en) 2020-08-20 2020-08-20 Portable display with intelligent quick charging function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021773413.0U CN212751848U (en) 2020-08-20 2020-08-20 Portable display with intelligent quick charging function

Publications (1)

Publication Number Publication Date
CN212751848U true CN212751848U (en) 2021-03-19

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