CN213717846U - Disconnect-type pressure boost extension cord subassembly and digital device power supply module - Google Patents
Disconnect-type pressure boost extension cord subassembly and digital device power supply module Download PDFInfo
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- CN213717846U CN213717846U CN202022621049.2U CN202022621049U CN213717846U CN 213717846 U CN213717846 U CN 213717846U CN 202022621049 U CN202022621049 U CN 202022621049U CN 213717846 U CN213717846 U CN 213717846U
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Abstract
An object of the utility model is to provide a disconnect-type pressure boost extension cord subassembly and digital device power supply module, include: at least one booster module and a wire; the wire rods are arranged between the boosting module and the power supply, between the boosting module and the device to be supplied with power, and between the boosting module and the boosting module, and are used for prolonging the power supply line under the condition of ensuring the output voltage; the power supply, the voltage boosting module, the device to be powered and the wire are electrically connected through a USB interface in a detachable mode. The utility model discloses an at least one module that steps up carries out the steady voltage, utilizes the wire rod to connect power supply and treat power supply unit, can increase the quantity of the module that steps up as required, increases the length of power supply line. The boost module can use the existing quick charge-transfer protocol technology and is matched with the boost-buck technology, so that the problem of output voltage reduction can be avoided when the power supply line is prolonged.
Description
Technical Field
The utility model belongs to the power supply line field, concretely relates to disconnect-type pressure boost extension line subassembly and digital device power supply module.
Background
With the rise of smart phones and the increase of functions, smart phones and notebooks have become necessities for high-frequency use in daily life; in which a wire connecting a power supply and a digital device is also a necessity for high frequency use.
Due to the requirement of work efficiency, mobile office at home has become the mainstream office mode, and notebook office is also a high-frequency requirement at present. However, the general design of the conventional wire stock on the market is short, which seriously affects the range of motion and experience of the user.
At present, for a wire with a long length on the market, the current for supplying power is low due to large voltage drop of the wire, the charging time is increased, and the use experience of a user is not facilitated.
In summary, in the current power supply wire, the increase of the length of the wire causes voltage loss, which is not beneficial for users to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disconnect-type pressure boost extension cord subassembly and digital device power supply module can be when guaranteeing supply voltage, and the length that increases the power supply line according to user's demand does not have voltage loss to promote work efficiency.
In order to achieve the above object, the utility model provides a pair of disconnect-type pressure boost extension line subassembly, include:
the wire is connected with a power supply and a device to be powered and is used for charging the device to be powered;
the at least one boosting module is arranged between the adjacent wires and used for outputting preset voltage to compensate voltage drop of loss in the wire transmission process;
the power supply, the voltage boosting module, the device to be powered and the wire are electrically connected through a USB interface in a detachable mode.
The boost module includes:
an interface terminal connected to the wire;
a boost circuit; the boost circuit is connected with the interface terminal and is used for stabilizing the output voltage of the interface terminal at a preset voltage.
The preset voltage is consistent with the voltage required by the device to be powered.
The interface terminal includes:
an input terminal connected to the wire;
the output terminal is connected with the other wire;
the input end of the output terminal is connected with the output end of the input terminal and is used for transmitting voltage and data;
the boost circuit is connected in parallel between the input terminal and the output terminal.
The boost circuit includes:
a boost chip;
after the 26 th pin, the 2 nd pin, the 3 rd pin and the 27 th pin of the boosting chip are connected in parallel, a voltage input V is connectedIN；
A 4 th pin, a 5 th pin and a 6 th pin of the boosting chip are connected in parallel and then serve as output ends to be simultaneously connected with a power end of the output terminal and a power end of the input terminal;
and the 8 th pin and the 12 th pin of the boosting chip are simultaneously connected with the data ends of the output terminal and the input terminal for data transmission.
The interface terminal is one of Type-A, Type-B, Type-c.
The wire, comprising:
a wire body;
and the wire interfaces are arranged at two ends of the wire body and are used for being connected with the power supply or the boosting module or the device to be powered.
A digital device power supply assembly, comprising:
a power supply;
the separate boosting extension line assembly is matched with the power supply source and used for increasing the length of the power supply line.
The digital device is one or more of a mobile phone, a notebook computer and a tablet personal computer.
The utility model discloses following beneficial effect has at least: the utility model discloses an at least one module that steps up carries out the steady voltage, utilizes the wire rod to connect power supply and treat power supply unit, can increase the quantity of the module that steps up as required, increases the length of power supply line in a flexible way. The boost module can use the existing quick charge-transfer protocol technology and is matched with the boost-buck technology, so that the problem of output voltage reduction can be avoided when the power supply line is prolonged.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a block diagram of the boost module according to the present invention.
Fig. 3 is a block diagram of the boost circuit according to the present invention.
Fig. 4 is a circuit diagram of an input terminal according to the present invention.
Fig. 5 is a circuit diagram of the booster circuit of the present invention.
Fig. 6 is a circuit diagram of an output terminal according to the present invention.
Fig. 7 is a structural view of the wire rod according to the present invention.
Fig. 8 is a schematic diagram of a conventional power supply cord.
FIG. 9 is a schematic diagram of the embodiment of FIG. 8 with a boost module connected.
In the figure: 1. a boost module; 2. a wire rod; 3. a device to be powered; 4. a power supply; 201. a wire body; 202. a wire interface;
it is to be understood that: in fig. 8 and 9, the positions indicated by arrows indicate the types of interfaces of the applications.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to the attached drawing 1 of the specification, the present invention provides a separated type supercharging extension line assembly, which comprises: at least one booster module 1 and a wire 2; the boosting module 1 is used for outputting a preset voltage; the wire 2 is arranged between the boosting module 1 and the power supply 4, between the boosting module and the device to be supplied with power 3, and between the boosting module 1 and the boosting module 1, and is used for prolonging the power supply line under the condition of ensuring the output voltage; the power supply 4, the boosting module, the device to be powered 3 and the wire 2 are electrically connected through the USB interface in a detachable mode.
It is to be understood that: the number of the boosting modules 1 can be flexibly preset according to needs; the power supply 4 may be a power adapter or the like; the device 3 to be powered may be a digital product, such as a mobile phone, a notebook computer, etc.
The utility model discloses set up boost module 1 at the both ends of wire rod 2, guarantee with the output voltage who treats wire rod 2 that power supply unit 3 is connected stabilize and predetermine voltage, under the condition of wire rod 2 extension, remain throughout and treat power supply unit 3's supply voltage, stopped the voltage loss problem that leads to because of the increase of 2 length of wire rod.
The following detailed description is given to specific implementations of the present invention with reference to specific embodiments:
referring to fig. 2 of the specification, the boost module 1 includes: an interface terminal and a booster circuit; the interface terminal is connected with the wire 2; the booster circuit is connected with the interface terminal and is used for stabilizing the output voltage of the interface terminal at a preset voltage.
Specifically, for the convenience of connection, referring to fig. 3 of the specification, the interface terminal includes: an input terminal and an output terminal; the input terminal is connected with the wire 2; the output terminal is connected with the other wire 2; the input end of the output terminal is connected with the output end of the input terminal and is used for transmitting voltage and data; the booster circuit is connected in parallel between the input terminal and the output terminal for providing a preset voltage.
It is to be understood that: the preset voltage is preset according to the specific voltage of the device 3 to be powered, such as DC 5V; when the voltage booster is used, the number of the voltage boosting modules 1 is matched according to the length of the wire rods 2, the voltage is stabilized at 5V through the voltage boosting modules 1, voltage loss caused by overlong length of the wire rods is supplemented, and stable output voltage is guaranteed.
The boosting module 1 can meet the bc 1.2/applet 2.4A charging protocol or match other charging protocols according to requirements.
Referring to fig. 7 of the specification, a wire 2, comprising: a wire body 201 and a wire interface 202; the wire interfaces 202 are disposed at two ends of the wire body 201, and are used for connecting with the power supply 4 or the voltage boosting module 1 or the device to be powered 3.
Specific example I: referring to fig. 4-6 of the specification, a boost circuit includes: a boost chip; the 26 th, 2 nd, 3 rd and 27 th pins of the boost chip are connected in parallel and then connected with a voltage input VIN(ii) a The 4 th pin, the 5 th pin and the 6 th pin of the boosting chip are connected in parallel and then serve as output ends to be simultaneously connected with a power supply end of the output terminal and a power supply end of the input terminal; the 8 th pin and the 12 th pin of the boost chip are simultaneously connected with the data ends of the output terminal and the input terminal for data transmission.
Specific example II: referring to the specification, fig. 8-9, the interface terminal can be one of Type-A, Type-B, Type-c; preferably, the interface terminal can select Type-c; the advantages of this selection are: when the power supply line of the boosting module 1 needs to be extended, the boosting module is connected through the wire 2 of the Type-c port, as shown in fig. 9; if the boosting module 1 is not required to extend the power supply line, the wire 2 of the Type-c port can be directly connected with the device to be powered 3, as shown in fig. 8; the wire interface 202 is one of Type-A, Type-B, Type-c matched with the boosting module 1; in order to match with an existing power supply, it is preferable that the Type-a is selected as the wire interface 202 connected to the power supply 4.
A digital device power supply assembly, comprising: a power supply and a separate boost extension cord assembly as described above; the separated type pressurization extension line assembly is matched with a power supply source and used for increasing the length of the power supply line.
Specifically, when the wire 2 in the separate type pressurization extension wire assembly is connected with the power supply, an interface matched with the power supply 4 is adopted.
The digital devices herein may be: mobile phones, notebooks, tablet computers, and the like.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A split plenum extension cord assembly, comprising:
the wire is connected with a power supply and a device to be powered and is used for charging the device to be powered;
the at least one boosting module is arranged between the adjacent wires and used for outputting preset voltage to compensate voltage drop of loss in the wire transmission process;
the power supply, the voltage boosting module, the device to be powered and the wire are electrically connected through a USB interface in a detachable mode.
2. The split plenum extension line assembly of claim 1, wherein:
the boost module includes:
an interface terminal connected to the wire;
and the boosting circuit is connected with the interface terminal and is used for stabilizing the output voltage of the interface terminal connected with the device to be powered at a preset voltage.
3. A split plenum extension line assembly as defined in claim 2, wherein:
the preset voltage is consistent with the voltage required by the device to be powered.
4. The split plenum extension cord assembly of claim 2, wherein the interface terminal comprises:
an input terminal connected to the wire;
the output terminal is connected with the other wire;
the input end of the output terminal is connected with the output end of the input terminal and is used for transmitting voltage and data;
the boost circuit is connected in parallel between the input terminal and the output terminal.
5. The split plenum extension line assembly of claim 4, wherein:
the boost circuit includes:
a boost chip;
after the 26 th pin, the 2 nd pin, the 3 rd pin and the 27 th pin of the boosting chip are connected in parallel, a voltage input V is connectedIN；
A 4 th pin, a 5 th pin and a 6 th pin of the boosting chip are connected in parallel to serve as output ends and are connected with a power supply end of the output terminal and a power supply end of the input terminal;
and the 8 th pin and the 12 th pin of the boosting chip are simultaneously connected with the data ends of the output terminal and the input terminal for data transmission.
6. A split plenum extension line assembly as claimed in claim 2 or 4, wherein:
the interface terminal is one of Type-A, Type-B, Type-c.
7. The split plenum extension line assembly of claim 1, wherein:
the wire, comprising:
a wire body;
and the wire interfaces are arranged at two ends of the wire body and are used for being connected with the power supply or the boosting module or the device to be powered.
8. A split plenum extension cord assembly as set forth in claim 1, wherein:
the preset voltage is 5V.
9. A digital device power supply assembly, comprising:
a power supply;
the split plenum extension cord assembly of claim 1, mated to the power supply source for increasing the length of the power supply cord.
10. The digital device power supply assembly of claim 9, wherein:
the digital device is one or more of a mobile phone, a notebook computer and a tablet personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022621049.2U CN213717846U (en) | 2020-11-12 | 2020-11-12 | Disconnect-type pressure boost extension cord subassembly and digital device power supply module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022621049.2U CN213717846U (en) | 2020-11-12 | 2020-11-12 | Disconnect-type pressure boost extension cord subassembly and digital device power supply module |
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| CN213717846U true CN213717846U (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534880A (en) * | 2021-09-17 | 2021-10-22 | 深圳市爱图仕影像器材有限公司 | Voltage drop compensation method and device for direct current power line |
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2020
- 2020-11-12 CN CN202022621049.2U patent/CN213717846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534880A (en) * | 2021-09-17 | 2021-10-22 | 深圳市爱图仕影像器材有限公司 | Voltage drop compensation method and device for direct current power line |
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Effective date of registration: 20220228 Address after: 518000 2nd floor, building B, Beisi intelligent park, 2008 Xuegang Road, Gangtou community, Bantian street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Baseus Technology Co.,Ltd. Address before: 518000 5th floor, building B, Beisi intelligent park, 2008 Xuegang Road, Gangtou community, Bantian street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN TIMES INNOVATION TECHNOLOGY Co.,Ltd. |
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