CN206990714U - A kind of portable power source carries output line detecting system - Google Patents
A kind of portable power source carries output line detecting system Download PDFInfo
- Publication number
- CN206990714U CN206990714U CN201720940803.4U CN201720940803U CN206990714U CN 206990714 U CN206990714 U CN 206990714U CN 201720940803 U CN201720940803 U CN 201720940803U CN 206990714 U CN206990714 U CN 206990714U
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- output line
- power source
- portable power
- detecting system
- circuit
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Abstract
The utility model provides a kind of portable power source and carries output line detecting system, and detection means is embedded in portable power source body interior；Coalignment is internally embedded what every portable power source carried output line；The coalignment includes resistive module；Power and ground of the both ends of the resistive module respectively with the output line is connected, and is consequently formed a measure loop；The detection means includes：Voltage sampling circuit, signal amplification circuit, voltage comparator, pedestal generator, main control chip and communicating circuit.Advantage is：Change to original portable power source for carrying output line is smaller, and change cost is low；The effect whether timely and effective detection output line damages is realized, and other equipment is notified by communicating circuit, so that attendant knows the message of output line damage in time, and changes in time, improves the usage experience of user.
Description
Technical field
The utility model belongs to output line detection technique field, and in particular to a kind of portable power source carries output line detection system
System.
Background technology
Portable power source, " charger baby " is also, is a kind of portable charger for integrating power supply and charge function, has
Mobile, portable, high power capacity and multiduty feature are very universal in social use now.
Recently, the portable power source for carrying output line is becoming increasingly popular, especially in shared charger baby industry, portable power source
Nearly all it is to carry output line.While carrying the portable power source of output line and brought convenience for people, problems with is primarily present：
Output line is easily loss article, and when output line damages, attendant can not in time discover and change, so as to reduce user's
Usage experience.
Utility model content
The defects of existing for prior art, the utility model provide a kind of portable power source and carry output line detecting system,
Can effectively it solve the above problems.
The technical solution adopted in the utility model is as follows：
The utility model provides a kind of portable power source and carries output line detecting system, is embedded in and examines in portable power source body interior
Survey device；Coalignment is internally embedded what every portable power source carried output line；The coalignment includes resistive module；Institute
State power and ground of the both ends of resistive module respectively with the output line to be connected, be consequently formed a measure loop；It is described
Detection means includes：Voltage sampling circuit, signal amplification circuit, voltage comparator, pedestal generator, main control chip and
Communicating circuit；The input of the voltage sampling circuit is connected with some sampled point of the measure loop；The voltage sample
After the output end of circuit is by the signal amplification circuit, the 1st input terminal of the voltage comparator is connected to；The benchmark
The output end of voltage generator is connected to the 2nd input terminal of the voltage comparator；The output end of the voltage comparator with
The main control chip connection；The main control chip is also connected with the communicating circuit.
Preferably, the resistive module is a resistance or at least two resistance being serially connected.
Preferably, when the resistive module is at least two resistance being serially connected, the sampled point of the measure loop
On circuit between the resistance adjacent positioned at any two.
Preferably, the sample of the measure loop is on the power line of the output line.
Preferably, the main control chip is simultaneously the original main control chip of portable power source body interior.
Preferably, main control chip MCU.
Preferably, communicating circuit is wireless communication line.
A kind of portable power source provided by the utility model, which carries output line detecting system, has advantages below：
Change to original portable power source for carrying output line is smaller, and change cost is low；It is defeated to realize timely and effective detection
The effect whether outlet damages, and other equipment is notified by communicating circuit, so that attendant knows output line in time
The message of damage, and change in time, improve the usage experience of user.
Brief description of the drawings
Fig. 1 is the principle schematic that the first portable power source provided by the utility model carries output line detecting system；
Fig. 2 is the principle schematic that second of portable power source provided by the utility model carries output line detecting system.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of portable power source and carries output line detecting system, is embedded in and examines in portable power source body interior
Survey device；Coalignment is internally embedded what every portable power source carried output line；For example, if two output lines, then exist
Every output line one coalignment of each insertion, two coalignments are set altogether, so as to realize to whether every output line is normal
Detection.
Coalignment includes resistive module, and resistive module can be a resistance or at least two resistance being serially connected；
The both ends of resistive module are connected with the power and ground of output line respectively, are consequently formed a measure loop；
Detection means includes：Voltage sampling circuit, signal amplification circuit, voltage comparator, pedestal generator, master control
Chip and communicating circuit；Wherein, main control chip can use the original main control chip of portable power source body interior, can so drop
Low success, for example, main control chip is MCU.Communicating circuit is wireless communication line.The input of voltage sampling circuit is with detecting back
Some sampled point connection on road；After the output end of voltage sampling circuit is by signal amplification circuit, voltage comparator is connected to
1st input terminal；The output end of pedestal generator is connected to the 2nd input terminal of voltage comparator；Voltage comparator
Output end is connected with main control chip；Main control chip is also connected with communicating circuit.
In the utility model, resistive module and between the terminal device such as the mobile phone of portable power source charging connection be it is in parallel even
Relation is connect, therefore, although having installed a resistive module additional in output line, but not influences output line to terminal devices such as mobile phones
Charge function.
The utility model provides a kind of portable power source and carries output line detecting system, and operation principle is：
For portable power source in not output voltage, the coalignment of output line terminal and the power and ground of output line form inspection
Survey time road, therefore, detection means detects the magnitude of voltage of some sampled point in measure loop in real time, after output line damages impedance send out
Changing, so as to cause voltage value changes, therefore, the comparator of measure loop can benchmark voltage and sampled point virtual voltage
The deviation of value, when deviation exceedes to a certain degree, output line damage is considered as, and other equipment is notified by communicating circuit,
So that attendant knows the message of output line damage in time, and change in time, improve the usage experience of user.
In practical application, the sampled point of measure loop can flexibly be set, and understood for convenience of to the utility model, be described below
Two embodiments：
Embodiment 1：
With reference to figure 1, in the present embodiment, resistive module is two resistance being serially connected, the sample of measure loop in
On circuit between adjacent resistance.That is, two resistance in parallel, the centre of two resistance between power and ground
Point is connected on the voltage sampling circuit of detection means as detection signal line, and the output end of voltage sampling circuit is put by signal
Big circuit amplifies this signal, then is transferred to one end of voltage comparator；There is a pedestal generator to produce benchmark electricity simultaneously
Pressure, and it is connected to the other end of voltage comparator.When sampled point virtual voltage deviate reference voltage to a certain degree when, voltage ratio compared with
Device outputs signal to MCU, and MCU detects that transmission line damages, and is sent to clothes by radio communication unit such as 2G modules/bluetooth etc.
Business device.
Embodiment 2：
With reference to figure 2, a resistance in parallel between power and ground, meanwhile, to a reference on portable power source mainboard
Voltage (generation of the 1st pedestal generator) and a build-out resistor are to power supply；Power line is connect by signal amplification circuit simultaneously
To one end of voltage comparator；The output of 2nd pedestal generator is connected to the other end of voltage comparator；When sampled point is actual
Reference voltage caused by the pedestal generator of voltage deviation the 2nd to a certain degree when, voltage comparator outputs signal to MCU, MCU
Detect that transmission line damages, and server is sent to by radio communication unit such as 2G modules/bluetooth etc..
In the present embodiment, portable power source exports 5V when normally externally electric discharge, portable power source without using when close
Output, therefore, power line export 5V or not exported, because an only resistance in transmission line, has no idea to collect
The change of transmission-line voltage is, it is necessary to which reference voltage and build-out resistor exist caused by one the 1st pedestal generator of outside increase
On power line, when not exporting, partial pressure relationship is formed using the resistance in external reference voltages and build-out resistor and line, and then
Whether detection transmission line damages.
A kind of portable power source provided by the utility model, which carries output line detecting system, has advantages below：
Change to original portable power source for carrying output line is smaller, and change cost is low；It is defeated to realize timely and effective detection
The effect whether outlet damages, and other equipment is notified by communicating circuit, so that attendant knows output line in time
The message of damage, and change in time, improve the usage experience of user.
It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
For member, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
Also the scope of protection of the utility model should be regarded.
Claims (7)
1. a kind of portable power source carries output line detecting system, it is characterised in that is embedded in detection dress in portable power source body interior
Put；Coalignment is internally embedded what every portable power source carried output line；The coalignment includes resistive module；The electricity
Hinder power and ground of the both ends of module respectively with the output line to be connected, be consequently formed a measure loop；The detection
Device includes：Voltage sampling circuit, signal amplification circuit, voltage comparator, pedestal generator, main control chip and communication
Circuit；The input of the voltage sampling circuit is connected with some sampled point of the measure loop；The voltage sampling circuit
Output end by the signal amplification circuit after, be connected to the 1st input terminal of the voltage comparator；The reference voltage
The output end of generator is connected to the 2nd input terminal of the voltage comparator；The output end of the voltage comparator with it is described
Main control chip connects；The main control chip is also connected with the communicating circuit.
2. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that the resistive mode
Block is a resistance or at least two resistance being serially connected.
3. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that when the resistance
When module is at least two resistance being serially connected, the sample of the measure loop is between the adjacent resistance of any two
Circuit on.
4. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that described to detect back
The sample on road is on the power line of the output line.
5. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that the master control core
Piece is simultaneously the original main control chip of portable power source body interior.
6. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that the master control core
Piece is MCU.
7. a kind of portable power source according to claim 1 carries output line detecting system, it is characterised in that the communication electricity
Road is wireless communication line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940803.4U CN206990714U (en) | 2017-07-31 | 2017-07-31 | A kind of portable power source carries output line detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940803.4U CN206990714U (en) | 2017-07-31 | 2017-07-31 | A kind of portable power source carries output line detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206990714U true CN206990714U (en) | 2018-02-09 |
Family
ID=61418000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720940803.4U Active CN206990714U (en) | 2017-07-31 | 2017-07-31 | A kind of portable power source carries output line detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206990714U (en) |
-
2017
- 2017-07-31 CN CN201720940803.4U patent/CN206990714U/en active Active
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