CN105161233A - Linear controllable resistor with gradually reducing impedance, electronic circuit and large UPS - Google Patents
Linear controllable resistor with gradually reducing impedance, electronic circuit and large UPS Download PDFInfo
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- CN105161233A CN105161233A CN201510606493.8A CN201510606493A CN105161233A CN 105161233 A CN105161233 A CN 105161233A CN 201510606493 A CN201510606493 A CN 201510606493A CN 105161233 A CN105161233 A CN 105161233A
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- insulating vessel
- buoyancy aid
- conducting liquid
- controllable resistor
- impedance
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Abstract
Provided is a linear controllable resistor with gradually reducing impedance. The linear controllable resistor is characterized by comprising an insulation container (G11), conductive liquid (G31), a floating body (G21), a bottom electrode (G51), an upper electrode (R11), a resistive layer (R1), an electromagnetic coil (G41), a first controlled access node (O+), a second controlled access node (O-), a first controlled end node (P+) and a second controlled end node (P-). An electronic circuit is provided with the controllable resistor. A large UPS is provided with the controllable resistor. The service life of contacts is long, manufacturing cost is low, good isolation performance is achieved, and the linear controllable resistor can be applied to high-power circuits such as weak current power source circuits, power circuits and ultrahigh-voltage power circuits.
Description
Technical field
The invention belongs to electricity field, particularly relate to impedance linear controllable resistor decrescence, electronic circuit, Large UPS power supply.
Background technology
The controlled in real time resistor of the resistance value of prior art seldom or high cost or the complicated rapid wear of result or be difficult to use in high-power circuit.
Summary of the invention
For the problem described in technical solution background, the present invention proposes impedance linear controllable resistor decrescence, electronic circuit, Large UPS power supply.
The present invention has following technology contents.
1, an impedance linear controllable resistor decrescence, is characterized in that: comprise insulating vessel (G11), conducting liquid (G31), buoyancy aid (G21), bottom electrode (G51), top electrode (R11), resistive layer (R1), solenoid (G41), controlled path first node (O+), controlled path Section Point (O-), control end first node (P+), control end Section Point (P-);
Insulating vessel (G11) has stable shape, and the profile of insulating vessel (G11) is cylindric, and the container of insulating vessel (G11) is cylindric, and change of shape is less likely to occur the cavity volume of insulating vessel (G11), and insulating vessel (G11) is airtight container;
Conducting liquid (G31) is housed in the cavity volume of insulating vessel (G11), and the volume of conducting liquid (G31) is less than the volume of insulating vessel (G11), and the volume of conducting liquid (G31) is greater than the half of the volume of insulating vessel (G11);
Solenoid (G41) is fixedly wrapped in the outside of insulating vessel (G11), solenoid (G41) is positioned at below the stringcourse such as grade of insulating vessel (G11), the axis of solenoid (G41) and the axes coincide of insulating vessel (G11), the two ends of solenoid (G41) are connected with control end first node (P+), control end Section Point (P-) respectively;
Top electrode (R11) is cylindric electric conductor, the axis of top electrode (R11) and the dead in line of insulating vessel (G11), resistive layer (R1) covers on top electrode (R11) and forms resistor rod, has electricity and be connected between resistive layer (R1) with controlled path first node (O+);
The averag density of buoyancy aid (G21) is less than the density of conducting liquid (G31), buoyancy aid (G21) has magnetic or paramagnetism, buoyancy aid (G21) device is in insulating vessel, buoyancy aid (G21) outer surface is insulation, the volume that the external volume of buoyancy aid (G21) is less than insulating vessel (G11) deducts the volume of conducting liquid (G31), the central authorities of buoyancy aid (G21) have through hole (G22), the diameter of the through hole (G22) of the central authorities of buoyancy aid (G21) is greater than the diameter of resistor rod, buoyancy aid (G21) floats on conducting liquid (G31) by its through hole (G22) string and can free floating in vertical direction on resistor rod,
Bottom electrode (G51) is positioned at bottom the cavity volume inner surface of insulating vessel (G11), and bottom electrode (G51) and conducting liquid (G31) always keep in touch, and have electricity and be connected between bottom electrode (G51) with controlled path Section Point (O-);
When coil is not energized, between conducting liquid (G31) and resistive layer (R1), there is conductive contact;
Be energized to solenoid (G41), solenoid (G41) produces magnetic field (G42), solenoid (G41) can attract to make to sink at buoyancy aid (G21) with buoyancy aid (G21), and the volume that arranges causing buoyancy aid (G21) to arrange conducting liquid (G31) increases, and then make the fluid level of conducting liquid (G31) rises thus reduces resistance total value between the first node (O+) of controlled path and the Section Point (O-) of controlled path gradually.
2, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: the flotation gear that described buoyancy aid (G21) is many kinds of substance, multiplet is formed jointly.
3, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: described conducting liquid (G31) is liquid metal.
4, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: described conducting liquid (G31) is electrolyte.
5, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: described bottom electrode (G51) uses the alloy containing tungsten to make.
6, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: described insulating vessel (G11) is made for glass.
7, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, is characterized in that: described top electrode (R11) is made for tungsten.
8, the linear controllable resistor decrescence of a kind of impedance as described in technology contents 1, it is characterized in that: between bottom electrode (G51) and controlled passage Section Point (O-), be also in series with tilt switch (K1), prevent resistor from being used in the incorrect situation of placement.
9, a Large UPS power supply, is characterized in that: the linear controllable resistor decrescence of the impedance described in the content that possesses skills 1.
10, an electronic circuit, is characterized in that: the linear controllable resistor decrescence of the impedance described in the content that possesses skills 1.
Technology contents illustrates and beneficial effect.
Technology contents illustrates:
In the present invention, buoyancy aid (G21) can be single structure also can be composite construction, can be that one matter is formed, and also can be that many kinds of substance is formed; This is skilled, know this area engineer of common practise can understand, therefore does not repeat.
Impedance of the present invention linear controllable resistor decrescence, contact is not easily burnt, long service life.
Impedance of the present invention linear controllable resistor decrescence, may be used for high-power circuit, light current high-power circuit, impedance of the present invention linear controllable resistor decrescence needs to leave standstill use, and the present invention is not suitable with and mobile device, but is adapt to for the equipment of standing use.
Impedance of the present invention linear controllable resistor decrescence adopts the floating state of electromagnetic force, Magnetic Control buoyancy aid thus controls the discharge opeing volume of buoyancy aid thus control liquid level thus controlling resistance amount is those skilled in the art is difficult to expect.
Long, cheap, the of the present invention isolation of contact endurance of the present invention is good, can apply to high-power circuit such as light current power circuit, power circuit, ultrahigh voltage power circuit.
Accompanying drawing explanation
Accompanying drawing 1 is the end view of embodiment 1.
Accompanying drawing 2 is the top view cross section of embodiment 1.
Accompanying drawing 3 is the end view of embodiment 2.
concrete embodiment
Below in conjunction with embodiment, the present invention will be described.
Embodiment 1, as shown in Figure 1-2, an impedance linear controllable resistor decrescence, comprises insulating vessel G11, conducting liquid G31, buoyancy aid G21, bottom electrode G51, top electrode R11, resistive layer R1, solenoid G41, controlled path first node O+, controlled path Section Point O-, control end first node P+, control end Section Point P-;
Insulating vessel G11 has stable shape, and the profile of insulating vessel G11 is cylindric, and the container of insulating vessel G11 is cylindric, and change of shape is less likely to occur the cavity volume of insulating vessel G11, and insulating vessel G11 is airtight container;
Conducting liquid G31 is housed in the cavity volume of insulating vessel G11, and the volume of conducting liquid G31 is less than the volume of insulating vessel G11, and the volume of conducting liquid G31 is greater than the half of the volume of insulating vessel G11;
Solenoid G41 is fixedly wrapped in the outside of insulating vessel G11, solenoid G41 is positioned at below the stringcourse such as grade of insulating vessel G11, the axis of solenoid G41 and the axes coincide of insulating vessel G11, the two ends of solenoid G41 are connected with control end first node P+, control end Section Point P-respectively;
Top electrode R11 is cylindric electric conductor, the axis of top electrode R11 and the dead in line of insulating vessel G11, and resistive layer R1 covers on top electrode R11 and forms resistor rod, has electricity and be connected between resistive layer R1 with controlled path first node O+;
The averag density of buoyancy aid G21 is less than the density of conducting liquid G31, buoyancy aid G21 has magnetic or paramagnetism, buoyancy aid G21 device is in insulating vessel, buoyancy aid G21 outer surface is insulation, the volume that the external volume of buoyancy aid G21 is less than insulating vessel G11 deducts the volume of conducting liquid G31, the central authorities of buoyancy aid G21 have through hole G22, the diameter of the through hole G22 of the central authorities of buoyancy aid G21 is greater than the diameter of resistor rod, and buoyancy aid G21 floats on conducting liquid G31 by its through hole G22 string and can free floating in vertical direction on resistor rod;
Bottom electrode G51 is positioned at bottom the cavity volume inner surface of insulating vessel G11, and bottom electrode G51 and conducting liquid G31 always keeps in touch, and has electricity and be connected between bottom electrode G51 with controlled path Section Point O-;
When coil is not energized, between conducting liquid G31 and resistive layer R1, there is conductive contact;
Be energized to solenoid G41, solenoid G41 produces magnetic field G42, solenoid G41 can attract to make to sink at buoyancy aid G21 with buoyancy aid G21, and the volume that arranges causing buoyancy aid G21 to arrange conducting liquid G31 increases, and then make the fluid level of conducting liquid G31 rises thus reduces resistance total value between the first node O+ of controlled path and the Section Point O-of controlled path gradually.
Described conducting liquid G31 is liquid metal.
Described bottom electrode G51 uses the alloy containing tungsten to make.
Described insulating vessel G11 is that glass is made.
Described top electrode R11 is that tungsten is made.
Embodiment 2, to modify on the basis of embodiment 1, make also to be in series with tilt switch K1 between bottom electrode G51 and controlled passage Section Point O-, prevent resistor from being used in the incorrect situation of placement.
Embodiment 3, a kind of Large UPS power supply, have the impedance linear controllable resistor decrescence described in embodiment 1.
Embodiment 4, a kind of electronic circuit, have the impedance linear controllable resistor decrescence described in embodiment 1.
Claims (10)
1. an impedance linear controllable resistor decrescence, is characterized in that: comprise insulating vessel (G11), conducting liquid (G31), buoyancy aid (G21), bottom electrode (G51), top electrode (R11), resistive layer (R1), solenoid (G41), controlled path first node (O+), controlled path Section Point (O-), control end first node (P+), control end Section Point (P-);
Insulating vessel (G11) has stable shape, and the profile of insulating vessel (G11) is cylindric, and the container of insulating vessel (G11) is cylindric, and change of shape is less likely to occur the cavity volume of insulating vessel (G11), and insulating vessel (G11) is airtight container;
Conducting liquid (G31) is housed in the cavity volume of insulating vessel (G11), and the volume of conducting liquid (G31) is less than the volume of insulating vessel (G11), and the volume of conducting liquid (G31) is greater than the half of the volume of insulating vessel (G11);
Solenoid (G41) fixedly covers the outside of insulating vessel (G11), solenoid (G41) is positioned at below the stringcourse such as grade of insulating vessel (G11), the axis of solenoid (G41) and the axes coincide of insulating vessel (G11), the two ends of solenoid (G41) are connected with control end first node (P+), control end Section Point (P-) respectively;
Top electrode (R11) is cylindric electric conductor, the axis of top electrode (R11) and the dead in line of insulating vessel (G11), resistive layer (R1) covers on top electrode (R11) and forms resistor rod, has electricity and be connected between resistive layer (R1) with controlled path first node (O+);
The averag density of buoyancy aid (G21) is less than the density of conducting liquid (G31), buoyancy aid (G21) has magnetic or paramagnetism, buoyancy aid (G21) device is in insulating vessel, buoyancy aid (G21) outer surface is insulation, the volume that the external volume of buoyancy aid (G21) is less than insulating vessel (G11) deducts the volume of conducting liquid (G31), the central authorities of buoyancy aid (G21) have through hole (G22), the diameter of the through hole (G22) of the central authorities of buoyancy aid (G21) is greater than the diameter of resistor rod, buoyancy aid (G21) floats on conducting liquid (G31) by its through hole (G22) string and can free floating in vertical direction on resistor rod,
Bottom electrode (G51) is positioned at bottom the cavity volume inner surface of insulating vessel (G11), and bottom electrode (G51) and conducting liquid (G31) always keep in touch, and have electricity and be connected between bottom electrode (G51) with controlled path Section Point (O-);
When coil is not energized, between conducting liquid (G31) and resistive layer (R1), there is conductive contact;
Be energized to solenoid (G41), solenoid (G41) produces magnetic field (G42), solenoid (G41) can attract to make to sink at buoyancy aid (G21) with buoyancy aid (G21), and the volume that arranges causing buoyancy aid (G21) to arrange conducting liquid (G31) increases, and then make the fluid level of conducting liquid (G31) rises thus reduces resistance total value between the first node (O+) of controlled path and the Section Point (O-) of controlled path gradually.
2. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: the flotation gear that described buoyancy aid (G21) is many kinds of substance, multiplet is formed jointly.
3. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: described conducting liquid (G31) is liquid metal.
4. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: described conducting liquid (G31) is electrolyte.
5. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: described bottom electrode (G51) uses the alloy containing tungsten to make.
6. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: described insulating vessel (G11) is made for glass.
7. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, is characterized in that: described top electrode (R11) is made for tungsten.
8. a kind of impedance as claimed in claim 1 linear controllable resistor decrescence, it is characterized in that: between bottom electrode (G51) and controlled passage Section Point (O-), be also in series with tilt switch (K1), prevent resistor from being used in the incorrect situation of placement.
9. a Large UPS power supply, is characterized in that: have impedance according to claim 1 linear controllable resistor decrescence.
10. an electronic circuit, is characterized in that: have impedance according to claim 1 linear controllable resistor decrescence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606493.8A CN105161233A (en) | 2015-09-22 | 2015-09-22 | Linear controllable resistor with gradually reducing impedance, electronic circuit and large UPS |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606493.8A CN105161233A (en) | 2015-09-22 | 2015-09-22 | Linear controllable resistor with gradually reducing impedance, electronic circuit and large UPS |
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| CN105161233A true CN105161233A (en) | 2015-12-16 |
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| CN201510606493.8A Pending CN105161233A (en) | 2015-09-22 | 2015-09-22 | Linear controllable resistor with gradually reducing impedance, electronic circuit and large UPS |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU669200A1 (en) * | 1977-03-02 | 1979-06-25 | Завод Втуз При Ленинградском Металлическом Заводе | Liquid level meter |
| CN202533813U (en) * | 2012-02-27 | 2012-11-14 | 福建省长汀金龙稀土有限公司 | Liquid level detection and control device applicable to electrically conductive solution |
| CN103542976A (en) * | 2013-10-09 | 2014-01-29 | 北京交通大学 | Magnetofluid low-frequency micro differential pressure sensor |
| CN204143722U (en) * | 2014-08-25 | 2015-02-04 | 张曦月 | Drift along device |
| CN104901670A (en) * | 2015-05-28 | 2015-09-09 | 杨德明 | Switch, electronic system, power system, automatic system, mechanical device, measuring device and labour protection air-exhausting device |
-
2015
- 2015-09-22 CN CN201510606493.8A patent/CN105161233A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU669200A1 (en) * | 1977-03-02 | 1979-06-25 | Завод Втуз При Ленинградском Металлическом Заводе | Liquid level meter |
| CN202533813U (en) * | 2012-02-27 | 2012-11-14 | 福建省长汀金龙稀土有限公司 | Liquid level detection and control device applicable to electrically conductive solution |
| CN103542976A (en) * | 2013-10-09 | 2014-01-29 | 北京交通大学 | Magnetofluid low-frequency micro differential pressure sensor |
| CN204143722U (en) * | 2014-08-25 | 2015-02-04 | 张曦月 | Drift along device |
| CN104901670A (en) * | 2015-05-28 | 2015-09-09 | 杨德明 | Switch, electronic system, power system, automatic system, mechanical device, measuring device and labour protection air-exhausting device |
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Application publication date: 20151216 |