CN206272002U - A kind of adjustable overcurrent protection value socket with overcurrent protection - Google Patents
A kind of adjustable overcurrent protection value socket with overcurrent protection Download PDFInfo
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- CN206272002U CN206272002U CN201621356588.5U CN201621356588U CN206272002U CN 206272002 U CN206272002 U CN 206272002U CN 201621356588 U CN201621356588 U CN 201621356588U CN 206272002 U CN206272002 U CN 206272002U
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- circuit
- overcurrent protection
- socket
- liquid crystal
- lcd liquid
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Abstract
The utility model belongs to power outlet technical field, a kind of disclosed adjustable overcurrent protection value socket with overcurrent protection, including：Power outlet, circuit major loop, current value Acquisition Circuit, threshold currents protection control circuit, LCD liquid crystal displays drive display circuit, LED alarm indications circuit, AC D/C powers circuit, Socket casing; the circuit major loop one end connection 220v alternating currents set in Socket casing, the circuit major loop other end provides power outlet and is connected with load RFZ1；Circuit major loop is connected with the load RFZ1 collection voltages signal end N1 that are connected with the current value Acquisition Circuit on circuit board; current value Acquisition Circuit protects control circuit to be connected with LCD liquid crystal displays drive circuit, LED alarm indication circuits by threshold currents, and power circuit AC DC are connected with the power end of each circuit.The utility model can avoid common power outlet, run into the failures such as load short circuits, overcurrent, and fire and the generation of other electricity consumption accidents easily occur.And can be combined together with common socket, be developed into short circuit, the safety power source plug socket of threshold currents protection.
Description
Technical field
The utility model belongs to power outlet technical field, is related to a kind of adjustable overcurrent protection value with overcurrent protection
Socket.
Background technology
The power outlet of general common alternating current mostly sets function without overcurrent protection and over current value, then if institute
The load excessive of band is excessive beyond the current rating or the small flow valuve of rationing the power supply of institute's bringing onto load of socket, does not have safeguard measure, runs into
The failures such as load short circuits, excessively stream, the over current value of the total protector of circuit is mostly several times as much as the load current value of socket, it is impossible in control
End processed is cut off the electricity supply in time, and fire and other electricity consumption accidents easily occur.
The content of the invention
In order to solve the problems, such as common socket without overcurrent protection and overcurrent protection value can sets itself, this practicality is new
Type provides a kind of adjustable overcurrent protection value socket with overcurrent protection, the band overcurrent protection and overcurrent protection value can be adjusted
Whole socket is necessary.And can be combined together with common socket, be developed into short circuit, the safety of threshold currents protection
Power outlet.
For achieving the above object, the utility model is adopted the following technical scheme that：
A kind of adjustable overcurrent protection value socket with overcurrent protection, including：Power outlet J1, circuit major loop, electricity
Flow valuve Acquisition Circuit, protection control circuit, LCD liquid crystal displays drive display circuit, LED alarm indications circuit, AC-DC power supplys electricity
The circuit major loop one end connection 220v alternating currents set in road, Socket casing, Socket casing, the circuit major loop other end is provided
Power outlet J1 is connected with load RFZ1；Circuit major loop is connected on collection voltages signal end N1 and circuit board with load RFZ1
Current value Acquisition Circuit is connected, and current value Acquisition Circuit drives display circuit, LED by protecting control circuit with LCD liquid crystal displays
Alarm indication is electrically connected, and current value Acquisition Circuit, threshold currents protection the control circuit on circuit board, LCD liquid crystal displays drive display
Circuit, the power end of LED alarm indication circuits are connected with AC-DC power circuits.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the Socket casing is box body structure, socket shell
Body top surface bottom is provided with socket J1, and housing top surface top is provided with LCD liquid crystal displays；The both sides of LCD liquid crystal displays are respectively arranged with
Button S1, button S2；Connect line terminals, alternating current N of alternating current L is respectively arranged with the middle part of housing bottom surface to connect line terminals；Press
The bottom of key S1 is provided with LED1, and the bottom of button S2 is provided with LED3, and the top of button S2 is provided with LED2.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the power outlet J1 is 3 phase power outlets.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the circuit major loop is by relay k1, electric current
Sampling milliohm resistance R2, socket J1 compositions.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the current value Acquisition Circuit by resistance R10,
R11, R9 electric capacity C3, C4, C1, C2, C8, C9, C6, C7, integrated circuit U3, crystal Y1 electrical connection compositions.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the threshold currents protection control circuit is by single-chip microcomputer
U2 electrically connects composition with button S1, button S2, control relay K1.
A kind of adjustable overcurrent protection value socket with overcurrent protection, the LCD liquid crystal displays drive display circuit by collecting
Into circuit U 1, resistance R4, resistance R6, LCD1 electrical connection composition.
Due to using technical scheme as described above, the utility model has the advantages that：
A kind of adjustable overcurrent protection value socket with overcurrent protection, with overcurrent protection, and overcurrent protection value energy
It is enough to adjust as needed, it is necessary for socket.And can be combined together with common socket, be developed into
Short circuit, the safety power source plug socket of threshold currents protection.
Brief description of the drawings
Fig. 1 is circuit major loop schematic diagram；
Fig. 2 is current value Acquisition Circuit figure；
Fig. 3 is threshold currents protection control circuit theory diagrams；
Fig. 4 is that LCD liquid crystal displays drive display circuit schematic diagram；
Fig. 5 is LED alarm indication circuit diagrams；
Fig. 6 is AC-DC power circuit principle figures；
Fig. 7 is the structure chart of power outlet；
Fig. 8 is the structural representation of Fig. 7 power outlets behind.
In figure：1st, socket J1；2、LED1；3rd, button S1;4th, LCD liquid crystal displays；5、LED2;6th, button S2；7、LED3;8、
Alternating current L connects line terminals；9th, alternating current N connects line terminals.
Specific embodiment
As shown in Fig. 1,2,3,4,5,6,7,8, a kind of adjustable overcurrent protection value socket with overcurrent protection, including：
Power outlet J1 1, circuit major loop, current value Acquisition Circuit, protection control circuit, LCD liquid crystal display drive circuits, LCD liquid crystal displays
4th, the circuit major loop one end connection 220v alternating currents set in AC-DC power circuits, Socket casing, Socket casing, circuit master
The loop other end provides power outlet J1 1 and is connected with load RFZ1；Circuit major loop is connected collection voltages signal with load RFZ1
End N1 is connected with the current value Acquisition Circuit on circuit board, and current value Acquisition Circuit is by protecting control circuit, LCD liquid crystal drives
Circuit is connected with LCD liquid crystal displays 4, and the Acquisition Circuit, current value Acquisition Circuit on circuit board are by protecting control circuit, LCD liquid
Brilliant drive circuit is connected with the power end of LCD liquid crystal displays 4 with power circuit AC-DC.
The Socket casing is box body structure, and Socket casing top surface bottom is provided with socket J1 1, and housing top surface top sets
It is equipped with LCD liquid crystal displays 4；The both sides of LCD liquid crystal displays 4 are respectively arranged with button S1 3, button S2 6；The middle part difference of housing bottom surface
Connect line terminals 8, alternating current N of alternating current L is provided with to connect line terminals 9；The bottom of button S1 3 is provided with LED1 2, button S2
6 bottom is provided with LED3 7, and the top of button S2 6 is provided with LED2 5；The power outlet J1 1 is 3 phase power outlets.
The circuit major loop is made up of relay k1, current sampling milliohm resistance R2, socket J1.
The current value Acquisition Circuit by resistance R10, R11, R9 electric capacity C3, C4, C1, C2, C8, C9, C6, C7,
Integrated circuit U3, crystal Y1 electrical connection composition.
The threshold currents protection control circuit electrically connects group by single-chip microcomputer U2 with button S1, button S2, control relay K1
Into.
The LCD liquid crystal displays drive display circuit to be made up of integrated circuit U1, resistance R4, resistance R6, LCD1 electrical connection.
The LED alarm indications circuit is made up of R4, R7, R8, R9, LED1, LED2, LED3 electrical connection.
According to a kind of original with overcurrent protection and the adjustable socket of overcurrent protection value shown in Fig. 1,2,3,4,5,6
The technical requirements of reason figure and Fig. 7,8 contour structures brief description of the drawings and component as described below are implemented, you can realize.
The selection of the main components of accompanying drawing 1 and its technical parameter
K1 is 16A250v relays, the model NT75-1A of selection
R3 is 10 milliohm manganin resistance, the model MCS3264 of selection
U1 is liquid crystal drive ic, from model HT1621B.
U2 is main control singlechip, from model STC408AD.
U3 is that ammeter measures special ic, from model BL6523A
U4 is the special ic of AC-DC, from model LNK306PN
F1 is 2 watts of 10 Europe wire-wound resistor, from model RXF-2-P/T52-10
R15 is piezo-resistance, from model 14D471K
D5, D6, D7 are fast recovery diode.Model elects US1M as
C13 is high-voltage electrolytic capacitor, and selected parameter is 400v10uf
C17 C15 C10 are electrochemical capacitor, and selected parameter is 35v 100uf
Q1 is triode, and model elects 9013 as
LED1 LED2 are single color LED, and model elects HF-0603-06-YC as
LED3 is red, green dichromatic LED, and model elects HF-0603-06-RGC as
S1, S2 are to touch fine motion button, from model KFC-A-06
LCD1 is customization segment encode liquid crystal display, is just shown from model STN
Other resistance capacitances are conventional carbon film Chip-R, porcelain patch capacitor
Circuit production main points and circuit debugging
When a kind of band overcurrent protection and the adjustable socket of overcurrent protection value is made, as long as the electronics unit device selected
Part performance is intact, and the component annexation in accompanying drawing is welded to specifications, and physical connection line and welding quality are passed through
Cross go through it is correct after, compiled program is write, as long as slightly debug can normal work for circuit；
The contour structures of accompanying drawing 8 are illustrated, and sheathing material selects fire retardation PC, and 1, socket J1; 2、LED1;3rd, button S1;4、
LCD liquid crystal displays；5、LED2;6th, button S2；7、LED3;8th, alternating current L connects line terminals；9th, alternating current N connects line terminals
This band overcurrent protection and the adjustable socket of overcurrent protection value institute in implementation process described further below
The relevant technology contents being related to.
Circuit operation principle：Circuit major loop is by relay k1, current sampling milliohm resistance R2, socket J1 composition, R2 two
The magnitude of voltage at end linearly changes with the size of current of load RFZ1 (the socket external load to be controlled), electricity on the big R2 of electric current
Pressure is high, and the voltage on the small R2 of electric current is low, and R2 one end connects the cold end GND of whole circuit, and is connected with electrical input N is exchanged
Connect.One end output HIGH voltage signal N1 being connected with load RFZ1 is to by R10 C3 C4 R11 C1 U3 R9 C2 C8 C9 C6
Filtering, operation amplifier, the AD conversion of C7 Y1 compositions, are converted into data signal, by single-chip microcomputer U2 according to the program of setting with 50Hz
Frequency read its conversion after numerical value, judge and identify whether in set overcurrent protection number range, if greatly
In the numerical value of setting, control relay K1 disconnects major loop, and threshold currents protection starts.Single-chip microcomputer U2 processes current values simultaneously
Being sent to the LCD liquid crystal displays driving display circuit being made up of U1 R4 R6 LCD1 afterwards has LCD liquid crystal display screen to show, while driving
The dynamic LED2 LED3 of LED 1 make high light alarm prompt, and button S1 S2 are connected to the I/O port of single-chip microcomputer U2
On, combined floodgate, separating brake, the overcurrent protection reset function of socket are realized, and changed by S1 S2 buttons and set in single-chip microcomputer U2 programs
Fixed over current value is simultaneously displayed on LCDs LCD1, confirms to preserve to realize that overcurrent protection is worth modification setting to be protected
Deposit.
Whole control section power supply is by F1 R15 D2 C12 L2 C13 U4 C11 R14 R13 C10 L3 D3 C14
Insulating power supply is not provided C15 U5 C16 C17 compositions AC-DC.
The jack technology settable with overcurrent protection and overcurrent protection value described in the utility model it can with it is general
Logical socket is combined together, and is developed into short circuit, the safety power source plug socket of threshold currents protection.
Claims (7)
1. a kind of adjustable overcurrent protection value socket with overcurrent protection, it is characterized in that：Including：Power outlet J1 (1), circuit
Major loop, current value Acquisition Circuit, protection control circuit, LCD liquid crystal display drive circuits, LCD liquid crystal displays (4), AC-DC power supplys electricity
The circuit major loop one end connection 220v alternating currents set in road, Socket casing, Socket casing, the circuit major loop other end is provided
Power outlet J1 (1) is connected with load RFZ1；Circuit major loop is connected collection voltages signal end N1 and circuit board with load RFZ1
On current value Acquisition Circuit be connected, current value Acquisition Circuit by threshold currents protect control circuit, LCD liquid crystal displays drive show
Circuit is connected with LCD liquid crystal displays (4), LED alarm indication circuits, current value Acquisition Circuit, threshold currents the protection control on circuit board
Circuit processed, LCD liquid crystal displays drive display circuit, the power end of LED alarm indication circuits to be connected with AC-DC power circuits；It is described
Circuit major loop is made up of relay k1, current sampling milliohm resistance R2, socket J1 (1).
2. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, it is characterized in that：It is described
Socket casing is box body structure, and Socket casing top surface bottom is provided with socket J1（1）, housing top surface top is provided with LCD liquid crystal
Screen（4）；LCD liquid crystal displays（4）Both sides be respectively arranged with button S1（3）, button S2（6）；It is respectively provided with the middle part of housing bottom surface
There is alternating current L to connect line terminals（8）, alternating current N connects line terminals（9）；Button S1（3）Bottom be provided with LED1（2）, button
S2（6）Bottom be provided with LED3（7）, button S2（6）Top be provided with LED2（5）.
3. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, it is characterized in that：It is described
Power outlet J1 (1) is 3 phase power outlets.
4. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, the current value is adopted
Current collection routing resistance R10, R11, R9 electric capacity C3, C4, C1, C2, C8, C9, C6, C7, integrated circuit U3, crystal Y1 electricity
Connection composition.
5. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, it is characterized in that：It is described
Threshold currents protection control circuit is electrically connected and constituted by single-chip microcomputer U2 with button S1 (3), button S2 (6), control relay K1.
6. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, it is characterized in that：It is described
LCD liquid crystal displays drive display circuit to be made up of integrated circuit U1, resistance R4, resistance R6, LCD1 electrical connection.
7. a kind of adjustable overcurrent protection value socket with overcurrent protection according to claim 1, LED alarm indications electricity
Road is made up of R4, R7, R8, R9, LED1, LED2, LED3 electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621356588.5U CN206272002U (en) | 2016-12-12 | 2016-12-12 | A kind of adjustable overcurrent protection value socket with overcurrent protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621356588.5U CN206272002U (en) | 2016-12-12 | 2016-12-12 | A kind of adjustable overcurrent protection value socket with overcurrent protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272002U true CN206272002U (en) | 2017-06-20 |
Family
ID=59044973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621356588.5U Active CN206272002U (en) | 2016-12-12 | 2016-12-12 | A kind of adjustable overcurrent protection value socket with overcurrent protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808328A (en) * | 2018-05-28 | 2018-11-13 | 苏州诺纳可电子科技有限公司 | A kind of socket of automatic control of opening/closing |
-
2016
- 2016-12-12 CN CN201621356588.5U patent/CN206272002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808328A (en) * | 2018-05-28 | 2018-11-13 | 苏州诺纳可电子科技有限公司 | A kind of socket of automatic control of opening/closing |
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