CN206471614U - A kind of smart jack for weighbridge weighing system - Google Patents
A kind of smart jack for weighbridge weighing system Download PDFInfo
- Publication number
- CN206471614U CN206471614U CN201720035155.8U CN201720035155U CN206471614U CN 206471614 U CN206471614 U CN 206471614U CN 201720035155 U CN201720035155 U CN 201720035155U CN 206471614 U CN206471614 U CN 206471614U
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- voltage
- busbar
- detection unit
- controller
- unit
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Abstract
The utility model provides a kind of smart jack for weighbridge weighing system, including pedestal and the jack on pedestal, in addition to infrared detection unit, voltage generating unit, switch element and controller；Infrared detection unit is on pedestal, and close jack；Infrared detection unit connects controller, and infrared detection unit is used for when plug inserts jack to controller output detection signal；Controller connecting valve unit, and for sending control signal to voltage generating unit when receiving detection signal；Voltage generating unit connects busbar, and for going out to detect voltage to conductive discharge when receiving control signal, detection voltage is human safety voltage；Controller is also connected with busbar, and for controlling switching means conductive when the voltage for detecting busbar is normal；Switch element is connected between wire and busbar, and switch element is used for the path being switched on or off between wire and busbar.
Description
Technical field
The utility model is related to smart jack technical field, and a kind of more particularly to intelligence for weighbridge weighing system is inserted
Seat.
Background technology
Socket refers to the seat for having one or more circuit connections pluggable, and various wiring are can be inserted into by it.With
The improvement of people's living standards, household electrical appliance are continuously increased, during electricity consumption, due to electrical equipment defect in itself, are used
The person that improper and technical safety measures is unfavorable and causes gets an electric shock and fire incident, and the life and property given people, which is brought, should not
Some losses.
Therewith, smart jack starts popularization, for example, existing Publication No. CN103346444A patent document is disclosed
MCU and the power supply being connected respectively with MCU are provided with Internet of Things smart jack, including jack body, the jack body
Module and metering units, the electrical signal information for gathering access electrical equipment；Memory cell, electrical feature is used for store each electrical equipment
Value；Electrical equipment automatic identification unit, for obtaining in metering units electric appliance information and extracting electric appliance characteristic value, and with institute
Known electrical equipment characteristic value is matched in the memory cell of acquisition, backward MCU output matching results that the match is successful；The MCU
It is connected by radio communication unit with the communication of remote control center.
But, the smart jack that above-mentioned patent is provided, and most of socket in the prior art, inside is all direct
Powered, especially when socket is arranged on relatively low position, such as in weighbridge weighing system, directly socket is arranged close to
The position on ground, allows child to be easily accessible by, thus there is certain potential safety hazard.
Utility model content
To solve above-mentioned technical problem, the utility model provides a kind of smart jack for weighbridge weighing system,
Just busbar is powered after the electrical equipment outside detection, it is ensured that safety.
The utility model provides a kind of smart jack for weighbridge weighing system, including pedestal and located at the pedestal
On jack, in addition to infrared detection unit, voltage generating unit, switch element and controller；
The infrared detection unit is on the pedestal, and the close jack；The infrared detection unit connection
The controller, the infrared detection unit is used for when plug inserts the jack to controller output detection signal；
The controller connects the switch element, and for being sent out when receiving the detection signal to the voltage
Raw unit sends control signal；
The voltage generating unit connects busbar, and is used for when receiving the control signal to the busbar
Detection voltage is sent, the detection voltage is human safety voltage；
The controller is also connected with the busbar, and for being controlled when the voltage for detecting the busbar is normal
The switching means conductive；
The switch element is connected between wire and the busbar, and the switch element is used to be switched on or off institute
State the path between wire and the busbar.
As a kind of embodiment, the infrared detection unit is infrared ray sensor, and the infrared ray sensor is set
Center between multiple jacks, the infrared ray sensor connects the controller.
As a kind of embodiment, the detection voltage that the voltage generating unit is sent is the detection voltage of pulsed,
And the pulse period is 0.5s.
As a kind of embodiment, the controller includes detection unit and comparing unit, the detection unit connection
The busbar, the comparing unit connects the detection unit；
The detection unit is used for the voltage of the busbar, and the comparing unit is used to compare the detection unit detection
The voltage and reference voltage arrived.
As a kind of embodiment, the detection unit includes sampling resistor, and the sampled voltage is connected to described lead
Between electricity row and the comparing unit.
The utility model is compared to the beneficial effect of prior art：
The utility model provides a kind of smart jack for weighbridge weighing system, after being detected to electrical equipment
It is powered, all Electrical Safety are ensured.The equipment of insertion can be identified by built-in control circuit for this socket, and right
The equipment should be measured with electrical power consumed.In the case of energization, circuit discharges faint electricity to power outlet（Safe voltage with
Under）, access device is started by safe piezoelectric voltage after equipment is inserted, smart jack sends handshake, access device feedback
Socket electricity consumption request is given, and required voltage and power consumption are provided, smart jack is received after signal, and the information to equipment is solved
Code, notifies equipment to start power supply after decoding is correct, starts to discharge equipment forceful electric power, external equipment is started working.If it find that with
Power consumption exceedes zone of reasonableness and can directly power off and send alarm signal when electric.Can be effective by the detection to external electric equipment
Solve that electrical problem is installed.Even directly touched with finger, or electric shock thing will not also occur for direct short-circuit smart jack power supply
Therefore.
Brief description of the drawings
The stereogram for the smart jack for weighbridge weighing system that Fig. 1 provides for the utility model；
The block diagram for the smart jack for weighbridge weighing system that Fig. 2 provides for the utility model；
Fig. 3 is the block diagram of controller in Fig. 2.
In figure：1st, pedestal；2nd, jack；3rd, infrared detection unit；4th, voltage generating unit；5th, controller；51st, detect single
Member；52nd, comparing unit；6th, switch element.
Embodiment
Below in conjunction with accompanying drawing, and other technical characteristic above-mentioned to the utility model and advantage are carried out clearly and completely
Description, it is clear that described embodiment is only section Example of the present utility model, rather than whole embodiments.
Reference picture 1, the utility model provides a kind of smart jack for weighbridge weighing system, including pedestal 1, jack
2nd, infrared detection unit 3.In figure, show that two insert and three slotting structures.And wherein, infrared detection unit 3 is all provided in
Center between multiple jacks 2, be to be accurately detected in plug insertion jack 2 so.
Reference picture 2, smart jack has been internally integrated circuit, and it includes infrared detection unit 3, voltage generating unit 4, switch
Unit 6 and controller 5.Specifically, the connection of infrared detection unit 3 controller 5, infrared detection unit 3 is used in plug insertion
To the output detection signal of controller 5 during jack 2；The connecting valve unit 6 of controller 5, and for when receiving detection signal
Control signal is sent to voltage generating unit 4；Voltage generating unit 4 connects busbar, and for receiving control signal
When go out to detect voltage to conductive discharge, detection voltage be human safety voltage；Controller 5 is also connected with busbar, and is used for
Detect busbar voltage it is normal when control switch element 6 turn on；Switch element 6 is connected between wire and busbar, is opened
Close the path that unit 6 is used to be switched on or off between wire and busbar.
By taking, above-mentioned technical scheme, is just powered after being detected to electrical equipment, and all Electrical Safety are protected
Barrier.This socket the equipment of insertion can be identified, and the equipment should be surveyed with electrical power consumed by built-in control circuit
Amount.In the case of energization, circuit discharges faint electricity to power outlet（Below safe voltage）, pass through safety electricity after equipment is inserted
Voltage starting access device, smart jack sends handshake, and access device feeds back to socket electricity consumption request, and provides needs
Voltage and power consumption, smart jack are received after signal, and the information to equipment is decoded, and notify equipment to start to supply after decoding is correct
Electricity, starts to discharge equipment forceful electric power, external equipment is started working.If it find that power consumption can directly break more than zone of reasonableness during electricity consumption
Electricity simultaneously sends alarm signal.Can effectively it solve that electrical problem is installed by the detection to external electric equipment.Even use hand
Refer to and directly touch, or electric shock accidents will not also occur for direct short-circuit smart jack power supply.
Infrared detection unit 3 therein can be infrared ray sensor.Controller 5 therein can include detection unit 51
With comparing unit 52, reference picture 3, the connection busbar of detection unit 51, the connecting detection unit 51 of comparing unit 52；Detection unit 51
For the voltage of busbar, comparing unit 52 is used to compare voltage and reference voltage that detection unit 51 is detected.
In another embodiment, the detection voltage that voltage generating unit 4 is sent is the detection voltage of pulsed, and arteries and veins
The cycle is rushed for 0.5s.Here, the hand of child stretches into jack 2 during addition, or stretches into jack 2 with other conductors, is added in child's body
On time of voltage be also very short, only 0.5s, child safety can be ensured to the full extent.
Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect
The detailed description of step, it will be appreciated that the foregoing is only specific embodiment of the utility model, is not used to limit this reality
With new protection domain.Particularly point out, to those skilled in the art, it is all it is of the present utility model spirit and principle it
Interior, any modification, equivalent substitution and improvements done etc. should be included within protection domain of the present utility model.
Claims (5)
1. a kind of smart jack for weighbridge weighing system, including pedestal and the jack on the pedestal, its feature exist
In, in addition to infrared detection unit, voltage generating unit, switch element and controller；
The infrared detection unit is on the pedestal, and the close jack；The infrared detection unit connection is described
Controller, the infrared detection unit is used for when plug inserts the jack to controller output detection signal；
The controller connects the switch element, and single for occurring when receiving the detection signal to the voltage
Member sends control signal；
The voltage generating unit connects busbar, and for being sent when receiving the control signal to the busbar
Voltage is detected, the detection voltage is human safety voltage；
The controller is also connected with the busbar, and described for being controlled when the voltage for detecting the busbar is normal
Switching means conductive；
The switch element is connected between wire and the busbar, and the switch element is used to be switched on or off described lead
Path between line and the busbar.
2. the smart jack according to claim 1 for weighbridge weighing system, it is characterised in that the infrared detection list
Member is infrared ray sensor, the center that the infrared ray sensor is located between multiple jacks, the infrared ray sensor
Connect the controller.
3. the smart jack according to claim 1 for weighbridge weighing system, it is characterised in that the voltage occurs single
The detection voltage that member is sent is the detection voltage of pulsed, and the pulse period is 0.5s.
4. the smart jack according to claim 1 for weighbridge weighing system, it is characterised in that the controller includes
Detection unit and comparing unit, the detection unit connect the busbar, and the comparing unit connects the detection unit；
The detection unit is used for the voltage of the busbar, and the comparing unit is used to compare what the detection unit was detected
The voltage and reference voltage.
5. the smart jack according to claim 4 for weighbridge weighing system, it is characterised in that the detection unit bag
Sampling resistor is included, the sampled voltage is connected between the busbar and the comparing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720035155.8U CN206471614U (en) | 2017-01-12 | 2017-01-12 | A kind of smart jack for weighbridge weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720035155.8U CN206471614U (en) | 2017-01-12 | 2017-01-12 | A kind of smart jack for weighbridge weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471614U true CN206471614U (en) | 2017-09-05 |
Family
ID=59706092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720035155.8U Expired - Fee Related CN206471614U (en) | 2017-01-12 | 2017-01-12 | A kind of smart jack for weighbridge weighing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206471614U (en) |
-
2017
- 2017-01-12 CN CN201720035155.8U patent/CN206471614U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20220112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |