CN105161237A - Gradient controllable resistor with resistor bodies connected in parallel through forward stepping switch, electronic circuit and power system - Google Patents

Gradient controllable resistor with resistor bodies connected in parallel through forward stepping switch, electronic circuit and power system Download PDF

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Publication number
CN105161237A
CN105161237A CN201510606849.8A CN201510606849A CN105161237A CN 105161237 A CN105161237 A CN 105161237A CN 201510606849 A CN201510606849 A CN 201510606849A CN 105161237 A CN105161237 A CN 105161237A
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gradient
resistor
insulating vessel
conducting liquid
buoyancy aid
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CN201510606849.8A
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刘伟
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Individual
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Abstract

The invention discloses a gradient controllable resistor with resistor bodies connected in parallel through a forward stepping switch. The gradient controllable resistor is characterized by comprising an insulation container (G11), conductive liquid (G31), a floating body (G21), a public electrode (G51), at least two gradient electrodes (U31, U32, U33 and U34), an electromagnetic coil (G41), a controlled-circuit first node (O+), a controlled-circuit second node (O-), a controlling-end first node (P+), a controlling-end second node (P-) and the at least two resistance-fixed resistor bodies (R1, R2, R3 and R4). The electronic circuit comprises the controllable resistor. The power system comprises the controllable resistor. According to the gradient controllable resistor, the service life of contacts is long, manufacturing cost is low, and the gradient controllable resistor is good in isolation and can be applied to high-power circuits such as weak power circuits, power circuits and ultrahigh-voltage power circuits.

Description

There is the gradient controllable resistor of carry switch in parallel resistance, electronic circuit, electric power system
Technical field
The invention belongs to electricity field, particularly relate to there is carry switch in parallel resistance gradient controllable resistor, electronic circuit, electric power system.
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 in technical solution background describe problem, the present invention proposes there is carry switch in parallel resistance gradient controllable resistor, electronic circuit, electric power system.
The present invention has following technology contents.
1, there is a gradient controllable resistor for carry switch in parallel resistance, it is characterized in that: comprise the resistor (R1, R2, R3, R4) that insulating vessel (G11), conducting liquid (G31), buoyancy aid (G21), public electrode (G51), at least two gradient electrodes (U31, U32, U33, U34), solenoid (G41), controlled path first node (O+), controlled path Section Point (O-), control end first node (P+), control end Section Point (P-), at least two impedances are fixing;
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;
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, and the volume that the external volume of buoyancy aid (G21) is less than insulating vessel (G11) deducts the volume of conducting liquid (G31);
Public electrode (G51) is positioned at bottom the cavity volume inner surface of insulating vessel (G11), and public electrode (G51) and conducting liquid (G31) always keep in touch, and have electricity and be connected between public electrode (G51) with controlled path Section Point (O-);
When coil is not energized, at least two gradient electrodes (U31, U32, U33, U34) are arranged in the cavity volume of insulating vessel (G11), all gradient electrodes (U31, U32, U33, U34) are greater than zero to the distance of conducting liquid (G31), each gradient electrode (U31, U32, U33, U34) is each unequal to the distance of conducting liquid (G31), and buoyancy aid (G21) floats on conducting liquid (G31);
When buoyancy aid (G21) is in suspension or sinks to the bottom state in conducting liquid (G31), the liquid level of conducting liquid (G31) volume that buoyancy aid (G21) arranges can make conducting liquid (G31) can contact at least two gradient electrodes (U31, U32, U33, U34) simultaneously;
The resistor (R1, R2, R3, R4) that an impedance is fixing is all respectively in series with between each gradient electrode (U31, U32, U33, U34) and controlled path first node (O+);
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 and each gradient electrode (U31 can be contacted, U32, U33, U34), thus realize resistor (R1 fixing by impedance in parallel between the first node (O+) of controlled path and the Section Point (O-) of controlled path, R2, R3, the change of quantity R4) thus change the resistance total value of resistance between the first node (O+) of controlled path and the Section Point (O-) of controlled path.
2, a kind of gradient controllable resistor with carry switch in parallel resistance 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, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, is characterized in that: described conducting liquid (G31) is liquid metal, electrolyte.
4, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, is characterized in that: the inside of described buoyancy aid (G21) has cavity (G22).
5, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, is characterized in that: described public electrode (G51) uses the alloy containing tungsten to make.
6, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, is characterized in that: described insulating vessel (G11) is made for glass.
7, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, is characterized in that: resistor R1, R2, R3, R4 that described impedance is fixed are wire resistor.
8, a kind of gradient controllable resistor with carry switch in parallel resistance as described in technology contents 1, it is characterized in that: between public 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, an electric power system, is characterized in that: the gradient controllable resistor with carry switch in parallel resistance described in the content that possesses skills 1.
10, an electronic circuit, is characterized in that: the gradient controllable resistor with carry switch in parallel resistance 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; The shape of buoyancy aid (G21) is not limit, and those skilled in the art can according to the shape of the demand designed, designed reasonable of oneself, and this is skilled, know this area engineer of common practise can understand, therefore does not repeat.
The gradient controllable resistor with carry switch in parallel resistance of the present invention, contact is not easily burnt, long service life.
The gradient controllable resistor with carry switch in parallel resistance of the present invention, may be used for high-power circuit, light current high-power circuit, the gradient controllable resistor with carry switch in parallel resistance of the present invention needs to leave standstill use, the present invention is not suitable with and mobile device, but is adapt to for the equipment of standing use.
The gradient controllable resistor with carry switch in parallel resistance of the present invention adopts the floating state of electromagnetic force, Magnetic Control buoyancy aid thus controls the discharge opeing volume of buoyancy aid thus control the break-make of liquid level and then control switch thus controlling resistance amount is those skilled in the art is difficult to expect.
In the multicircuit relay that in this specification, insulating vessel, various electrode, conducting liquid, solenoid, buoyancy aid are formed, what when being controlled, conductive channel quantity increased is referred to as carry switch, and what when being controlled, conductive channel quantity reduced is referred to as switch of giving up the throne.
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, there is a gradient controllable resistor for carry switch in parallel resistance, comprise resistor R1, R2, R3, R4 that insulating vessel G11, conducting liquid G31, buoyancy aid G21, public electrode G51, at least two gradient electrode U31, U32, U33, U34, solenoid G41, controlled path first node O+, controlled path Section Point O-, control end first node P+, control end Section Point P-, at least two impedances are fixing;
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;
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, and buoyancy aid G21 outer surface is insulation, and the volume that the external volume of buoyancy aid G21 is less than insulating vessel G11 deducts the volume of conducting liquid G31;
Public electrode G51 is positioned at bottom the cavity volume inner surface of insulating vessel G11, and public electrode G51 and conducting liquid G31 always keeps in touch, and has electricity and be connected between public electrode G51 with controlled path Section Point O-;
When coil is not energized, at least two gradient electrodes U31, U32, U33, U34 are arranged in the cavity volume of insulating vessel G11, all gradient electrode U31, U32, U33, U34 are greater than zero to the distance of conducting liquid G31, each gradient electrode U31, U32, U33, U34 are each unequal to the distance of conducting liquid G31, and buoyancy aid G21 floats on conducting liquid G31;
When buoyancy aid G21 is in suspension or sinks to the bottom state in conducting liquid G31, the liquid level of the conducting liquid G31 volume that buoyancy aid G21 arranges can enable conducting liquid G31 contact at least two gradient electrodes U31, U32, U33, U34 simultaneously;
Resistor R1, R2, R3, R4 that an impedance is fixing is all respectively in series with between each gradient electrode U31, U32, U33, U34 and controlled path first node O+;
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 and each gradient electrode U31 can be contacted, U32, U33, U34, thus realize resistor R1 fixing by impedance in parallel between the first node O+ of controlled path and the Section Point O-of controlled path, R2, R3, the change of the quantity of R4 thus change resistance total value between the first node O+ of controlled path and the Section Point O-of controlled path.
Described conducting liquid G31 is liquid metal.
The inside of described buoyancy aid G21 has cavity G22.
Described public electrode G51 uses the alloy containing tungsten to make.
Described insulating vessel G11 is that glass is made.
Resistor R1, R2, R3, R4 that described impedance is fixed are wire resistor.
Embodiment 2, to modify on the basis of embodiment 1, make also to be in series with tilt switch K1 between public electrode G51 and controlled passage Section Point O-, prevent resistor from being used in the incorrect situation of placement.
Embodiment 3, a kind of electric power system, have the gradient controllable resistor with carry switch in parallel resistance described in embodiment 1.
Embodiment 4, a kind of electronic circuit, have the gradient controllable resistor with carry switch in parallel resistance described in embodiment 1.

Claims (10)

1. there is a gradient controllable resistor for carry switch in parallel resistance, it is characterized in that: comprise the resistor (R1, R2, R3, R4) that insulating vessel (G11), conducting liquid (G31), buoyancy aid (G21), public electrode (G51), at least two gradient electrodes (U31, U32, U33, U34), solenoid (G41), controlled path first node (O+), controlled path Section Point (O-), control end first node (P+), control end Section Point (P-), at least two impedances are fixing;
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;
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, and the volume that the external volume of buoyancy aid (G21) is less than insulating vessel (G11) deducts the volume of conducting liquid (G31);
Public electrode (G51) is positioned at bottom the cavity volume inner surface of insulating vessel (G11), and public electrode (G51) and conducting liquid (G31) always keep in touch, and have electricity and be connected between public electrode (G51) with controlled path Section Point (O-);
When coil is not energized, at least two gradient electrodes (U31, U32, U33, U34) are arranged in the cavity volume of insulating vessel (G11), all gradient electrodes (U31, U32, U33, U34) are greater than zero to the distance of conducting liquid (G31), each gradient electrode (U31, U32, U33, U34) is each unequal to the distance of conducting liquid (G31), and buoyancy aid (G21) floats on conducting liquid (G31);
When buoyancy aid (G21) is in suspension or sinks to the bottom state in conducting liquid (G31), the liquid level of conducting liquid (G31) volume that buoyancy aid (G21) arranges can make conducting liquid (G31) can contact at least two gradient electrodes (U31, U32, U33, U34) simultaneously;
The resistor (R1, R2, R3, R4) that an impedance is fixing is all respectively in series with between each gradient electrode (U31, U32, U33, U34) and controlled path first node (O+);
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 and each gradient electrode (U31 can be contacted, U32, U33, U34), thus realize resistor (R1 fixing by impedance in parallel between the first node (O+) of controlled path and the Section Point (O-) of controlled path, R2, R3, the change of quantity R4) thus change the resistance total value of resistance between the first node (O+) of controlled path and the Section Point (O-) of controlled path.
2. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, 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 gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, is characterized in that: described conducting liquid (G31) is liquid metal, electrolyte.
4. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, is characterized in that: the inside of described buoyancy aid (G21) has cavity (G22).
5. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, is characterized in that: described public electrode (G51) uses the alloy containing tungsten to make.
6. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, is characterized in that: described insulating vessel (G11) is made for glass.
7. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, is characterized in that: fixing resistor R1, R2, R3, the R4 of described impedance is wire resistor.
8. a kind of gradient controllable resistor with carry switch in parallel resistance as claimed in claim 1, it is characterized in that: between public 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. an electric power system, is characterized in that: have the gradient controllable resistor with carry switch in parallel resistance according to claim 1.
10. an electronic circuit, is characterized in that: have the gradient controllable resistor with carry switch in parallel resistance according to claim 1.
CN201510606849.8A 2015-09-22 2015-09-22 Gradient controllable resistor with resistor bodies connected in parallel through forward stepping switch, electronic circuit and power system Pending CN105161237A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
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
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