CN111564735A - Fast self-adaptive socket - Google Patents

Fast self-adaptive socket Download PDF

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Publication number
CN111564735A
CN111564735A CN202010424788.4A CN202010424788A CN111564735A CN 111564735 A CN111564735 A CN 111564735A CN 202010424788 A CN202010424788 A CN 202010424788A CN 111564735 A CN111564735 A CN 111564735A
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CN
China
Prior art keywords
converter
transistor
unit
safety
electrically connected
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Granted
Application number
CN202010424788.4A
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Chinese (zh)
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CN111564735B (en
Inventor
汪飞
罗安
李武华
周乐明
钟政
陈�全
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Zhejiang Juzi Intelligent Technology Co ltd
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Zhejiang Juzi Intelligent Technology Co ltd
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Priority to CN202010424788.4A priority Critical patent/CN111564735B/en
Publication of CN111564735A publication Critical patent/CN111564735A/en
Application granted granted Critical
Publication of CN111564735B publication Critical patent/CN111564735B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H01R13/6675—Structural association with built-in electrical component with built-in electronic circuit with built-in power supply
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/268—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for dc systems

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Abstract

The invention discloses a quick self-adaptive socket which is arranged between a direct current input and electric equipment and automatically outputs a corresponding voltage value according to the power supply voltage required by the electric equipment, and the quick self-adaptive socket comprises the following components: the DC/DC converter correspondingly converts according to the DC voltage level input by direct current, and the signal acquisition unit acquires the safety parameters of the DC/DC converter when the DC/DC converter outputs one DC voltage level each time. The quick self-adaptive socket disclosed by the invention can automatically output a corresponding voltage value according to the working voltage required by electric equipment, and is subjected to cut-off protection through the SiC safety component, has the advantages of short action time, long service life and the like, and can protect personal and property safety in a short time.

Description

Fast self-adaptive socket
Technical Field
The invention belongs to the technical field of sockets, and particularly relates to a quick self-adaptive socket.
Background
At present, the existing socket mostly controls the power on and off of the jacks through a general or independent mechanical switch, and when the power input exceeds the working voltage of the electric equipment, the socket often cannot automatically adjust the voltage and the electric equipment is damaged, even safety accidents are caused.
The publication number is: CN104577545B entitled DC power supply socket assembly with adaptive output voltage regulation, the technical proposal thereof discloses that the DC power supply socket assembly comprises a DC power supply socket (10) and a power transmission cable (20) matched with the DC power supply socket; the input end of the direct-current power socket (10) is connected with a municipal power supply, an electric appliance is electrically connected with the direct-current power socket (10) through the power transmission cable (20), the power transmission cable (20) sends the rated voltage value of the electric appliance to the direct-current power socket (10), the direct-current power socket (10) converts the municipal power supply into a direct-current power supply with the same voltage value as the rated voltage value, and the direct-current power supply is transmitted to the electric appliance through the power transmission cable (20) to realize power supply; the direct-current power socket (10) is provided with more than one jack (11), a self-adaptive voltage transformation module (12) and a control circuit (13), the input end of the control circuit (13) is connected with the jack (11) and used for obtaining the rated voltage value of an electric appliance, the output end of the control circuit is connected with the first input end of the self-adaptive voltage transformation module (12), the second input end of the self-adaptive voltage transformation module (12) is connected with a municipal power supply, and the output end of the self-adaptive voltage transformation module is connected with the jack (11); a plug (21) matched with the jack (11) is arranged at one end of the power transmission cable (20) connected with the direct-current power socket (10), and a grounding pin, a direct-current power output pin and a loop structure for configuring a rated voltage value are arranged in the plug (21); the grounding pin, the direct-current power supply output pin and the loop structure are arranged on two surfaces of an insulating substrate, after the plug (21) is matched with the jack (11), the control circuit (13) reads the rated voltage value from the loop structure and sends the rated voltage value to the first input end of the self-adaptive transformation module (12), the self-adaptive transformation module (12) transforms the municipal power supply obtained from the second input end according to the rated voltage value, the direct-current power supply with the voltage value corresponding to the rated voltage value is output to the direct-current power supply output pin from the output end, and a loop is formed between the electric appliance and the grounding pin and the direct-current power supply output pin to realize power supply.
Taking the above patent as an example, although it also refers to an adaptive socket, its technical solution is different from the present invention. Therefore, the above problems are further improved.
Disclosure of Invention
The invention mainly aims to provide a quick self-adaptive socket which can automatically output a corresponding voltage value according to the working voltage required by electric equipment, can be cut off and protected by a SiC safety component, has the advantages of short action time, long service life and the like, and can protect personal and property safety in a short time.
Another object of the present invention is to provide a fast adaptive socket having advantages of fast adaptive output, high safety, excellent reliability and long service life.
To achieve the above object, the present invention provides a fast adaptive socket installed between a dc input and a power consumer and automatically outputting a corresponding voltage value according to a supply voltage required by the power consumer, comprising: DC/DC converter, signal acquisition unit, load self-adaptation control unit, safety protection control unit, SiC safety subassembly, socket ontology and state display element, wherein:
the DC/DC converter performs corresponding conversion according to the DC voltage level input by DC (considering that the DC voltage level mainly comprises 5V, 12V, 24V, 48V and the like, after electric equipment is plugged into the socket body, the DC/DC converter performs sequential incremental conversion according to the DC voltage level), and when the DC/DC converter outputs one DC voltage level each time, the signal acquisition unit acquires safety parameters (including voltage, current, temperature and the like) of the DC/DC converter, the signal acquisition unit transmits the acquired safety parameters to the load self-adaptive control unit and the safety protection control unit respectively, the DC/DC converter transmits the output DC voltage level to the socket body and the state display unit displays (displays whether the transmission is successful or not, and the like), Voltage, current, temperature, etc.);
the load self-adaptive control unit judges whether the level of the direct current voltage output by the DC/DC converter currently meets the working voltage of the electric equipment according to the safety parameters transmitted by the signal acquisition unit, and adaptively adjusts the level of the direct current voltage output by the DC/DC converter according to the corresponding judgment result (so as to meet the working voltage of the electric equipment);
the safety protection control unit diagnoses whether the level of the direct current voltage output by the DC/DC converter currently exceeds the working voltage of the electric equipment according to the safety parameters transmitted by the signal acquisition unit, and acts through the SiC safety component according to the corresponding diagnosis result.
As a more preferable mode of the above mode, the socket body is located between the DC/DC converter and the electric device.
As a further preferable aspect of the above aspect, the SiC safety device is located between a direct current input and the DC/DC converter.
As a further preferable aspect of the above technical solution, the SiC safety component includes a first transistor, a second transistor, a third transistor, a fourth transistor, a signal sampling unit, a diagnosis unit, and a control drive unit, wherein:
the drain electrode of the first transistor is electrically connected with a live wire end L of the direct current input, the grid electrode of the first transistor is electrically connected with one end of the control driving unit, the drain electrode of the second transistor is electrically connected with one end of the DC/DC converter through the signal sampling unit, and the grid electrode of the second transistor is electrically connected with one end of the control driving unit;
the drain electrode of the third transistor is electrically connected with a zero line end N of the direct current input, the grid electrode of the third transistor is electrically connected with one end of the control driving unit, the drain electrode of the fourth transistor is electrically connected with the other end of the DC/DC converter through the signal sampling unit, and the grid electrode of the fourth transistor is electrically connected with one end of the control driving unit.
As a further preferable technical solution of the above technical solution, the comprehensive parameters of the power supply transmitted from the DC input to the DC/DC converter are collected between the DC input and the DC/DC converter and in real time;
the signal sampling unit sends the acquired comprehensive parameters to the diagnosis unit, and the diagnosis unit judges and processes the acquired comprehensive parameters and preset trigger points;
the diagnosis unit outputs corresponding information to the control driving unit, and the control driving unit correspondingly controls the on-off of the first transistor, the second transistor, the third transistor and the fourth transistor respectively.
Drawings
Fig. 1 is a schematic structural diagram of a fast adaptive socket of the present invention.
Fig. 2 is a schematic diagram of the structure of the SiC safety component of the fast adaptive socket of the present invention.
The reference numerals include: 100. inputting direct current; 200. an electricity-consuming device; 300. a fast adaptive socket; 310. a DC/DC converter; 320. a signal acquisition unit; 330. a load adaptive control unit; 340. a safety protection control unit; 350. a SiC safety component; 351. a first transistor; 352. a second transistor; 353. a third transistor; 354. a fourth transistor; 355. a signal sampling unit; 356. a diagnostic unit; 357. controlling the driving unit; 360. a socket body; 370. and a status display unit.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
Referring to fig. 1 of the drawings, fig. 1 is a schematic structural view of a fast adaptive socket of the present invention, and fig. 2 is a schematic structural view of a SiC safety component of the fast adaptive socket of the present invention.
In the preferred embodiment of the present invention, those skilled in the art should note that the dc input, the electric device, etc. related to the present invention can be regarded as the prior art.
Preferably, the present invention discloses a fast adaptive socket, which is installed between a dc input 100 and a power consumer 200 and automatically outputs a corresponding voltage value according to a required power supply voltage of the power consumer 200, and comprises: DC/DC converter 310, signal acquisition unit 320, load adaptive control unit 330, safety protection control unit 340, SiC safety component 350, socket body 360 and status display unit 370, wherein:
the DC/DC converter 310 performs corresponding conversion according to DC input DC voltage levels (considering that DC voltage levels mainly include 5V, 12V, 24V, 48V, etc., after the electrical equipment is plugged into the socket body, the DC/DC converter performs sequential incremental conversion according to the DC voltage levels), and each time the DC/DC converter 310 outputs one DC voltage level, the signal acquisition unit 320 acquires safety parameters (including voltage, current, temperature, etc.) of the DC/DC converter 310, the signal acquisition unit 320 transmits the acquired safety parameters to the load adaptive control unit 330 and the safety protection control unit 340, the DC/DC converter 310 transmits the output DC voltage levels to the socket body 360, and the status display unit 370 displays (displays whether the transmission is successful or not), Voltage, current, temperature, etc.);
the load adaptive control unit 330 determines whether the level of the DC voltage output by the DC/DC converter 310 currently meets the working voltage of the electrical equipment 200 according to the safety parameters transmitted by the signal acquisition unit 320, and adaptively adjusts the level of the DC voltage output by the DC/DC converter 310 according to the corresponding determination result (to meet the working voltage of the electrical equipment 200);
the safety protection control unit 340 diagnoses whether the level of the DC voltage output by the DC/DC converter 310 currently exceeds the operating voltage of the electric device 200 according to the safety parameters transmitted by the signal acquisition unit 320, and performs an action through the SiC safety component 350 according to the corresponding diagnosis result.
Preferably, the load adaptive control unit 330 performs adaptive adjustment to increase the output DC voltage level to meet the operating voltage of the electric device 200 when the DC voltage level output from the DC/DC converter 310 is not sufficient to meet the operating voltage of the electric device 200, and the safety protection control unit 340 and the SiC safety component 350 perform power-off protection when the DC voltage level output from the DC/DC converter 310 exceeds the operating voltage of the electric device 200.
Specifically, the socket body 360 is located between the DC/DC converter 310 and the electric device 200.
More specifically, SiC safety component 350 is located between DC input 100 and DC/DC converter 310.
Further, the SiC safety component 350 includes a first transistor 351, a second transistor 352, a third transistor 353, a fourth transistor 354, a signal sampling unit 355, a diagnostic unit 356, and a control driving unit 357, wherein:
the drain of the first transistor 351 is electrically connected to the live line end L of the DC input 100, the gate of the first transistor 351 is electrically connected to one end of the control driving unit 357, the drain of the second transistor 352 is electrically connected to one end of the DC/DC converter 310 through the signal sampling unit 355, and the gate of the second transistor 352 is electrically connected to one end of the control driving unit 357;
the drain of the third transistor 353 is electrically connected to the zero line terminal N of the DC input 100, the gate of the third transistor 353 is electrically connected to one end of the control driving unit 357, the drain of the fourth transistor 354 is electrically connected to the other end of the DC/DC converter 310 through the signal sampling unit 355, and the gate of the fourth transistor 354 is electrically connected to one end of the control driving unit 357.
Furthermore, the signal sampling unit 355 is electrically connected to the control driving unit 357 through the diagnosis unit 356, and the signal sampling unit 355 is installed between the DC input 100 and the DC/DC converter 310 and collects the comprehensive parameters of the power transmitted from the DC input 100 to the DC/DC converter 310 in real time;
the signal sampling unit 355 sends the collected comprehensive parameters (the comprehensive parameters include the voltage, the current, the temperature and other parameters directly coming from the direct current input 100) to the diagnosis unit 356, and the diagnosis unit 356 judges and processes the collected comprehensive parameters and the preset trigger point;
the diagnosis unit 356 outputs corresponding information to the control driving unit 357, and the control driving unit 357 controls on/off of the first transistor 351, the second transistor 352, the third transistor 353, and the fourth transistor 354, respectively, accordingly.
Preferably, SiC safety component 350 behaves as a double insurance, one being to sample, judge and process DC input 100 directly, that is to say to protect the DC input before current flows into DC/DC converter 310;
the second is that the current is already input into the DC/DC converter 310, and is protected by the signal acquisition unit 320 and the safety protection control unit 340 through the feedback of the DC/DC converter 310, which is to protect the voltage level when the DC/DC converter 310 changes the DC voltage level.
It should be noted that the technical features of the dc input, the electrical equipment, etc. related to the present patent application should be regarded as the prior art, and the specific structure, the operation principle, the control mode and the spatial arrangement mode of the technical features may be conventional in the art, and should not be regarded as the invention point of the present patent, and the present patent is not further specifically described in detail.
It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims (5)

1. A fast adaptive socket installed between a DC input and a power consumer and automatically outputting a corresponding voltage value according to a supply voltage required by the power consumer, comprising: DC/DC converter, signal acquisition unit, load self-adaptation control unit, safety protection control unit, SiC safety subassembly, socket ontology and state display element, wherein:
the DC/DC converter carries out corresponding conversion according to the DC voltage level input by DC, and the signal acquisition unit acquires the safety parameters of the DC/DC converter each time the DC/DC converter outputs one DC voltage level, the signal acquisition unit transmits the acquired safety parameters to the load self-adaptive control unit and the safety protection control unit respectively, the DC/DC converter transmits the output DC voltage level to the socket body, and the state display unit displays the output DC voltage level;
the load self-adaptive control unit judges whether the level of the direct current voltage output by the DC/DC converter currently meets the working voltage of electric equipment according to the safety parameters transmitted by the signal acquisition unit, and self-adaptively adjusts the level of the direct current voltage output by the DC/DC converter according to a corresponding judgment result;
the safety protection control unit diagnoses whether the level of the direct current voltage output by the DC/DC converter currently exceeds the working voltage of the electric equipment according to the safety parameters transmitted by the signal acquisition unit, and acts through the SiC safety component according to the corresponding diagnosis result.
2. The quick adaptive socket according to claim 1, wherein the socket body is located between the DC/DC converter and a consumer.
3. A fast adaptive socket according to any one of claims 1 or 2, wherein the SiC safety assembly is located between a direct current input and the DC/DC converter.
4. The fast adaptive socket according to claim 3, wherein the SiC safety assembly comprises a first transistor, a second transistor, a third transistor, a fourth transistor, a signal sampling unit, a diagnostic unit and a control driving unit, wherein:
the drain electrode of the first transistor is electrically connected with a live wire end L of the direct current input, the grid electrode of the first transistor is electrically connected with one end of the control driving unit, the drain electrode of the second transistor is electrically connected with one end of the DC/DC converter through the signal sampling unit, and the grid electrode of the second transistor is electrically connected with one end of the control driving unit;
the drain electrode of the third transistor is electrically connected with a zero line end N of the direct current input, the grid electrode of the third transistor is electrically connected with one end of the control driving unit, the drain electrode of the fourth transistor is electrically connected with the other end of the DC/DC converter through the signal sampling unit, and the grid electrode of the fourth transistor is electrically connected with one end of the control driving unit.
5. The fast adaptive socket according to claim 4, wherein the signal sampling unit is electrically connected to the control driving unit through the diagnosis unit, is installed between the DC input and the DC/DC converter, and collects the comprehensive parameters of the power transmitted from the DC input to the DC/DC converter in real time;
the signal sampling unit sends the acquired comprehensive parameters to the diagnosis unit, and the diagnosis unit judges and processes the acquired comprehensive parameters and preset trigger points;
the diagnosis unit outputs corresponding information to the control driving unit, and the control driving unit correspondingly controls the on-off of the first transistor, the second transistor, the third transistor and the fourth transistor respectively.
CN202010424788.4A 2020-05-19 2020-05-19 Fast self-adaptive socket Active CN111564735B (en)

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CN111564735B CN111564735B (en) 2021-05-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113315370A (en) * 2020-12-02 2021-08-27 天津大学 Intelligent self-adaptive direct current adapter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7812478B1 (en) * 2007-01-15 2010-10-12 Menas Gregory W Power sampling systems and methods
CN203277905U (en) * 2012-09-07 2013-11-06 苹果公司 Adapter
CN109831105A (en) * 2019-04-12 2019-05-31 山东超越数控电子股份有限公司 A kind of power supply adaptor implementation method that output voltage is adaptive and a kind of power supply adaptor
CN210607888U (en) * 2019-11-12 2020-05-22 深圳维普创新科技有限公司 Self-adaptive charging data line

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7812478B1 (en) * 2007-01-15 2010-10-12 Menas Gregory W Power sampling systems and methods
CN203277905U (en) * 2012-09-07 2013-11-06 苹果公司 Adapter
CN109831105A (en) * 2019-04-12 2019-05-31 山东超越数控电子股份有限公司 A kind of power supply adaptor implementation method that output voltage is adaptive and a kind of power supply adaptor
CN210607888U (en) * 2019-11-12 2020-05-22 深圳维普创新科技有限公司 Self-adaptive charging data line

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113315370A (en) * 2020-12-02 2021-08-27 天津大学 Intelligent self-adaptive direct current adapter

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