CN205210168U - Take direct electroscopic function's intelligent looped netowrk cabinet - Google Patents
Take direct electroscopic function's intelligent looped netowrk cabinet Download PDFInfo
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- CN205210168U CN205210168U CN201520942595.2U CN201520942595U CN205210168U CN 205210168 U CN205210168 U CN 205210168U CN 201520942595 U CN201520942595 U CN 201520942595U CN 205210168 U CN205210168 U CN 205210168U
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Abstract
The utility model belongs to the technical field of the looped netowrk cabinet, especially, relate to a take direct electroscopic function's intelligent looped netowrk cabinet, including directly testing electric module, power supply unit, directly test electric module and connect the power supply unit, directly it includes capacitive sensor J1, capacitive sensor J2, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, amplifier U1, amplifier U2, display L1 to test electric module. The utility model discloses a capacitive sensor tests the power supply unit to to test electric information transfer and carry out the comparison for comparison amplifier, then show the signal transmission for the display by comparison amplifier that realize directly testing the electricity, the visual display of being convenient for tests the electricity value, solves traditional looped netowrk cabinet and can only test the problem that electrician's work was tested to the electric installation indirectly.
Description
Technical field
The utility model belongs to ring main unit technical field, particularly relates to a kind of intelligent ring main unit with direct electroscope function.
Background technology
Along with the development of China Power electronics and power supply technique, increasing electric power facility is used widely.
For ring main unit, ring main unit is that a kind of high-tension switch gear is contained in metal or non-metallic insulation cabinet or makes the electrical equipment of assembled compartment ring network power supplying units.In order to improve power supply reliability, make user can obtain power supply from both direction, usually power supply network is connected into annular, this power supply mode is referred to as ring network power supply, and its high-tension switch cabinet that uses just is called as ring main unit.
The current ring main unit closed is the equipment that cannot carry out direct electrical verification, indirect method of checking electricity equipment can only be relied on to carry out electrical verification work, the electrical verification of existing ring main unit, be all carry out electrical verification by the single signal source of capacitance type sensor, do not meet electric power safety specified standard: when adopting indirect method of checking electricity, at least should have two or more instruction that corresponding change occurs simultaneously.
Summary of the invention
The utility model provides a kind of intelligent ring main unit with direct electroscope function, is the problem cannot carrying out direct electrical verification to solve ring main unit in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions: the utility model provides a kind of intelligent ring main unit with direct electroscope function, it is characterized in that: comprise direct electrical verification module, power supply unit, described direct electrical verification model calling power supply unit, described direct electrical verification module comprises capacitance type sensor J1, capacitance type sensor J2, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, amplifier U1, amplifier U2, the positive pole of display L1, described capacitance type sensor J1 connects one end of electric capacity C1, one end of electric capacity C1, one end of resistance R2, one end of its negative pole connecting resistance R3, the other end of another termination capacitor C2 of described electric capacity C1, one end of resistance R1, one end of electric capacity C3, the other end of the other end connecting resistance R1 of described resistance R2, one end of resistance R4, the negative pole of another termination amplifier U1 of described electric capacity C3, the plus earth of described amplifier U1, export the pin 3 of termination display L1, the positive pole of another termination amplifier U2 of described resistance R3, the positive pole of described capacitance type sensor J2 connects the negative pole of amplifier U2, one end of its negative pole connecting resistance R5, the other end of the output terminal connecting resistance R5 of described amplifier U2, the pin 9 of display L1, described display L1 selects the liquid crystal display of LCD12846 model, and its pin 1 meets voltage+12V, and its pin 2 connects its pin 11, its pin 12 ground connection.
Described amplifier U1 selects comparison amplifier.
Described amplifier U2 selects comparison amplifier.
The beneficial effects of the utility model are:
1, the utility model adopts capacitance type sensor to carry out electrical verification to power supply unit, and electrical verification information is passed to comparison amplifier compare, then by comparison amplifier, signal transmission is shown to display, realize direct electrical verification, be convenient to intuitively show electricity testing value, solving traditional ring main unit can only carry out the problem of electrical verification work by indirect method of checking electricity equipment.
2, the utility model adopts the design of comparison amplifier, and the electricity check capacitance type sensor and preset value contrast, and greatly improve overall testing accuracy.
3, the utility model one-piece construction is simple, uses less low-power consumption components and parts, greatly reduces manufacturing cost, reduces power consumption, saves energy.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the circuit theory diagrams of direct electrical verification module of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment:
As shown in Figure 1-2: the present embodiment: a kind of intelligent ring main unit with direct electroscope function, direct electrical verification module is comprised, power supply unit, direct electrical verification model calling power supply unit, direct electrical verification module comprises capacitance type sensor J1, capacitance type sensor J2, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, amplifier U1, amplifier U2, display L1, the positive pole of capacitance type sensor J1 connects one end of electric capacity C1, one end of electric capacity C1, one end of resistance R2, one end of its negative pole connecting resistance R3, the other end of another termination capacitor C2 of electric capacity C1, one end of resistance R1, one end of electric capacity C3, the other end of the other end connecting resistance R1 of resistance R2, one end of resistance R4, the negative pole of another termination amplifier U1 of electric capacity C3, the plus earth of amplifier U1, export the pin 3 of termination display L1, the positive pole of another termination amplifier U2 of resistance R3, the positive pole of capacitance type sensor J2 connects the negative pole of amplifier U2, one end of its negative pole connecting resistance R5, the other end of the output terminal connecting resistance R5 of amplifier U2, the pin 9 of display L1, display L1 selects the liquid crystal display of LCD12846 model, and its pin 1 meets voltage+12V, and its pin 2 connects its pin 11, its pin 12 ground connection.
Amplifier U1 selects comparison amplifier.
Amplifier U2 selects comparison amplifier.
The utility model adopts capacitance type sensor to carry out electrical verification to power supply unit, and electrical verification information is passed to comparison amplifier compare, then by comparison amplifier, signal transmission is shown to display, realize direct electrical verification, be convenient to intuitively show electricity testing value, solving traditional ring main unit can only carry out the problem of electrical verification work by indirect method of checking electricity equipment; Adopt the design of comparison amplifier, the electricity check capacitance type sensor and preset value contrast, and greatly improve overall testing accuracy; One-piece construction is simple, uses less low-power consumption components and parts, greatly reduces manufacturing cost, reduces power consumption, saves energy.
Utilize the technical solution of the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (3)
1. be with an intelligent ring main unit for direct electroscope function, it is characterized in that: comprise direct electrical verification module, power supply unit, described direct electrical verification model calling power supply unit, described direct electrical verification module comprises capacitance type sensor J1, capacitance type sensor J2, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, amplifier U1, amplifier U2, the positive pole of display L1, described capacitance type sensor J1 connects one end of electric capacity C1, one end of electric capacity C1, one end of resistance R2, one end of its negative pole connecting resistance R3, the other end of another termination capacitor C2 of described electric capacity C1, one end of resistance R1, one end of electric capacity C3, the other end of the other end connecting resistance R1 of described resistance R2, one end of resistance R4, the negative pole of another termination amplifier U1 of described electric capacity C3, the plus earth of described amplifier U1, export the pin 3 of termination display L1, the positive pole of another termination amplifier U2 of described resistance R3, the positive pole of described capacitance type sensor J2 connects the negative pole of amplifier U2, one end of its negative pole connecting resistance R5, the other end of the output terminal connecting resistance R5 of described amplifier U2, the pin 9 of display L1, described display L1 selects the liquid crystal display of LCD12846 model, and its pin 1 meets voltage+12V, and its pin 2 connects its pin 11, its pin 12 ground connection.
2. a kind of intelligent ring main unit with direct electroscope function according to claim 1, is characterized in that: described amplifier U1 selects comparison amplifier.
3. a kind of intelligent ring main unit with direct electroscope function according to claim 1, is characterized in that: described amplifier U2 selects comparison amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942595.2U CN205210168U (en) | 2015-11-23 | 2015-11-23 | Take direct electroscopic function's intelligent looped netowrk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942595.2U CN205210168U (en) | 2015-11-23 | 2015-11-23 | Take direct electroscopic function's intelligent looped netowrk cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205210168U true CN205210168U (en) | 2016-05-04 |
Family
ID=55847877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520942595.2U Expired - Fee Related CN205210168U (en) | 2015-11-23 | 2015-11-23 | Take direct electroscopic function's intelligent looped netowrk cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205210168U (en) |
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2015
- 2015-11-23 CN CN201520942595.2U patent/CN205210168U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |