CN201206664Y - Circuit breaking self-resetting controller for valve - Google Patents
Circuit breaking self-resetting controller for valve Download PDFInfo
- Publication number
- CN201206664Y CN201206664Y CNU2008200794684U CN200820079468U CN201206664Y CN 201206664 Y CN201206664 Y CN 201206664Y CN U2008200794684 U CNU2008200794684 U CN U2008200794684U CN 200820079468 U CN200820079468 U CN 200820079468U CN 201206664 Y CN201206664 Y CN 201206664Y
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- Prior art keywords
- valve
- circuit
- outage
- replacement controller
- valve actuator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a valve power failure self-restoration controller which comprises capacitance charge circuits connected in series between a rectification/filtering circuit of a valve actuator and the valve actuator, a super capacitor, a capacitance discharge circuit and a switching circuit for ensuring normal operation of the valve actuator and automatic restoration during power failure. The capacitance discharge circuit outputs a restoration voltage via the conversion module and is connected with the power input end of the valve actuator. The valve power failure self-restoration controller supplies the standby power to the valve actuator under the condition of power failure and enables the valve to be closed or opened completely, achieves the power failure self-restoration of the valve actuator, and has good versatility and low cost.
Description
Technical field
The utility model relates to the outage of water valve final controlling element and air-valve final controlling element from resetting, and refers to that especially a kind of valve outage is from replacement controller.
Background technique
Existing air-valve final controlling element adopts direct current generator to drive more, because resetting certainly of air-valve final controlling element needs energy less, many in the market employing spring structures are realized its resetting certainly under off-position.
Water valve final controlling element in the market, for example the motorized adjustment valve actuator comprise ac synchronous motor, by gear reduction and lead-screw drive mechanism and control circuit.The motorized adjustment valve actuator has the employing spring structure to realize outage from what reset, also has employing storage battery, storage battery to realize what outage resetted certainly as standby power supply process inversion output AC24V.
Adopt spring structure from the scheme that resets now, complicated in mechanical structure requires height to mechanical structure, and installation requirement is also higher.And spring is as critical component, the expensive height of performance requirement.The final controlling element of different active forces of the scheme that spring structure resets certainly or moment need be selected the spring of different size for use, and versatility is poor,
The scheme that adopts storage battery, storage battery to reset certainly through inversion as standby power supply now must adopt DC/AC inverter circuit, circuit complexity, cost height.Storage battery, storage battery do not belong to eco-friendly power source, and volume is big, and be relatively heavier.Storage battery, storage battery need special charging circuit and control discharge circuit, overcharge, cross and put and can constitute negative effect to its life-span.Storage battery, storage battery maintenance cost height.
Therefore, how providing a kind of valve outage from replacement controller, have good versatility and lower cost, is those skilled in the art's technical issues that need to address.
The model utility content
The purpose of this utility model provides the valve outage from replacement controller, can under the valve actuator off-position, provide standby power supply for final controlling element, valve is closed extremely or fully open, realize that promptly the outage of valve actuator resets certainly, and have good versatility and lower cost.
Particularly, the utility model provides the outage of a kind of valve from replacement controller, when described replacement controller comprises between the current rectifying and wave filtering circuit that is connected on valve actuator and the described valve actuator capacitor charging circuit, super capacitor, capacitor discharging circuit and realizes the valve actuator proper functioning with outage from the diverter circuit that resets; Described capacitor discharge loop links to each other with the power input of described valve actuator by modular converter output resetting voltage.
Preferably, described modular converter is specially DC/DC transducer or DC/AC inverter circuit.
Preferably, described super capacitor is the super capacitor group.
Preferably, each described super capacitor all has balancing circuitry.
Preferably, the diverter circuit of connecting between described capacitor charging circuit and the described capacitor discharging circuit is used to switch described electric capacity charge circuit and capacitor discharge loop.
Preferably, the mu balanced circuit that is used to described diverter circuit to provide galvanic current to press also is provided from replacement controller in described outage.
Preferably, described diverter circuit is specially relay.
Preferably, described mu balanced circuit is specially reference diode.
Preferably, described outage also comprises the piezoresistance that is connected in parallel on described valve actuator two ends from replacement controller.
Preferably, described outage also comprises positive temperature coefficient thermistor before being connected on described current rectifying and wave filtering circuit from replacement controller.
The described valve outage of the embodiment of the invention is from replacement controller, adopting passive device---the valve that super capacitor replaces storage battery of the prior art, storage battery to make cuts off the power supply from replacement controller, can under the valve actuator off-position, provide standby power supply for final controlling element, valve is closed extremely or fully open, the outage that promptly realizes valve actuator is from resetting.
Described valve actuator is when AC24V power supply normal power supply, and described final controlling element regular event charges to the electric capacity of outage from replacement controller simultaneously.When occur in grid cut-off or equipment break down the outage situation under, during the AC24V power supply power-fail, described super capacitor begins discharge, the DC/DC transducer is converted into the required DC24V of described valve actuator, the outage that realizes described valve actuator is from resetting, and realizes promptly that valve closes extremely or fully to open.
Description of drawings
Fig. 1 is that valve outage described in the utility model is from the replacement controller first example structure schematic representation;
Fig. 2 is that valve outage described in the utility model is from the replacement controller second example structure schematic representation.
Embodiment
The utility model provides a kind of valve outage from replacement controller, can under the valve actuator off-position, provide standby power supply for final controlling element, valve is closed extremely or fully open, realize that promptly the outage of valve actuator resets certainly, and have good versatility and lower cost.
Referring to Fig. 1, this figure is that valve outage described in the utility model is from the replacement controller first example structure schematic representation.
The described valve outage of the utility model first embodiment comprises the current rectifying and wave filtering circuit and capacitor charging circuit 14 between the described valve actuator 1 and the super capacitor 15 that are connected on valve actuator 1 from replacement controller, and capacitor discharging circuit 19.
Described valve outage also comprises the diverter circuit 17 that resets and switch certainly when realizing the valve actuator proper functioning and cutting off the power supply from replacement controller, and described diverter circuit is series between current rectifying and wave filtering circuit and the described super capacitor 15.
Described capacitor discharging circuit 19 is by modular converter, and for example DC/DC transducer 16 links to each other with the power input of described valve actuator 1.
Described capacitor charging circuit 14 can adopt similar charge and discharge circuit that described electric capacity is carried out charge and discharge.
What DC (Direct Current) represented is direct current, for example dryelement cell or on-vehicle battery.As if the VDC (1.5V or 5.0V) that a VDC (3.0V) can be converted to other by a transducer, this transducer is exactly the DC/DC transducer, or is called switch power or switch adjuster.
DC/DC transducer 16 can adopt similar switching power source device, for example: the DC/DC modular circuit that chips such as LM2576, LM2588 are made.
Described super capacitor 15 is specifically as follows the super capacitor group.
Super capacitor (Super Capacitor) has another name called capacitor with super capacity or double layer capacitor.Super capacitor is a kind of high-energy-density that has, and the while can provide superhigh power and have the novel energy-storing components and parts of extra long life, is a kind of new component that has both electric capacity and battery behavior.
The described valve outage of the utility model embodiment is adopted passive device---super capacitor from replacement controller, replace storage battery of the prior art, storage battery, can reduce to realize the volume of the valve power-off restoration device of said function, weight reduction, and prolonged working life, made valve from replacement controller easy care more.
Each described super capacitor all has balancing circuitry.Super capacitor has low-down electric leakage, when the series connection of many super capacitors is used, needs balancing circuitry to guarantee that any electric leakage difference between per two electric capacity can not cause the mid-point voltage drift and make wherein super capacitor overvoltage, thus the protection super capacitor.
Connect diverter circuit 17 between described eliminator 12 and the described capacitor charging circuit 14.Certainly switching resets when described diverter circuit 17 is used to realize valve actuator 1 proper functioning with outage.When described valve actuator 1 proper functioning, it be that described super capacitor 15 charges that described diverter circuit 17 is connected described electric capacity charge circuit 14.When described valve actuator 1 cut off the power supply, described diverter circuit 17 was connected described capacitor discharge loop 19.Described diverter circuit 17 specifically can be realized by relay.Described diverter circuit 17 also can adopt transistor circuit to realize.
Can also be in series with mu balanced circuit 13 between described eliminator 12 and the described diverter circuit 17.Described mu balanced circuit 13 is used to described diverter circuit 17 that stable direct current is provided.Described mu balanced circuit 13 specifically can be realized by reference diode.
Described outage before replacement controller can also comprise the piezoresistance at described valve actuator in parallel 1 input terminal two ends and be connected on eliminator 12 positive temperature coefficient thermistor and be connected on positive temperature coefficient thermistor in described super capacitor 15 loops, constitute cutting off the power supply from the protection of replacement controller and super capacitor.
The maximum characteristics of piezoresistance are that the electric current that flows through piezoresistance is minimum, is equivalent to one and closes dead valve when adding thereon voltage and be lower than its threshold values.When voltage surpassed threshold values, the electric current that flows through piezoresistance increased sharply, and is equivalent to valve open.Utilize this function of piezoresistance, can suppress the frequent abnormal overvoltage that occurs in the circuit, protective circuit is avoided superpotential infringement.
PTC (positive temperature coefficient, positive temperature coefficient) thermistor, be called for short: the PTC element is a kind of circuit excess-current excess-temperature protection element.In normal operation, the PTC element is connected in the circuit as a lead; When circuit was short-circuited fault, the PTC element was because self-characteristic, and its internal resistance is can promptly infinite multiplication big, thus the big electric current in the blocking circuit, and circuit has obtained effective protection.After fault was got rid of, the PTC element can return to original low resistive state again in several seconds, continued turning circuit.
The described valve of the embodiment of the invention is when AC24V power supply normal power supply, and described final controlling element regular event charges to the electric capacity of outage from replacement controller simultaneously.When occur in grid cut-off or equipment break down the outage situation under, during the AC24V power supply power-fail, described electric capacity begins discharge, be converted into the required DC24V of described valve actuator by the DC/DC transducer, the outage that realizes described valve actuator is from resetting, and realizes promptly that valve closes extremely or fully to open.
Valve described in the utility model cuts off the power supply and can be widely used in adopting HVAC system, the central air-conditioner end prod of DC24V power supply from replacement controller, such as air-valve final controlling element, water valve final controlling element.
The air-valve final controlling element has another name called air-valve driver, air door final controlling element, is used for regulating the control air-valve, is widely used in automatic building control systems such as heating, ventilation, air-conditioning, refrigeration.
The water valve final controlling element has another name called water valve driver, motorized adjustment valve actuator, with the supporting use of valve, is used to regulate rate-of flow, is widely used in automatic building control systems such as heating, air-conditioning, refrigeration.
The described valve of the utility model embodiment cuts off the power supply from the working procedure of replacement controller:
When AC24V power supply normal power supply, described valve actuator 1 regular event charges to super capacitor 15 simultaneously.When the AC24V power supply power-fail, super capacitor 15 begins discharge, provides standby power supply to final controlling element, and the outage that realizes valve actuator 1 is from resetting.
Referring to Fig. 2, this figure is that valve outage described in the utility model is from the replacement controller second example structure schematic representation.
Valve outage described in the utility model replaces DC/DC transducer 16 usefulness DC/AC inverter circuits 18 from relative first embodiment of replacement controller second embodiment.
The described valve outage of the utility model second embodiment comprises the current rectifying and wave filtering circuit and capacitor charging circuit 14 between the described valve actuator 1 and the super capacitor 15 that are connected on valve actuator 1 from replacement controller, and electric capacity electricity-generating circuit 19.
Described super capacitor 15 links to each other with the power input of described valve actuator 1 by DC/AC inverter circuit 18.
DC/AC inverter circuit 18, the voltage of capacitor discharging circuit 19 is reverse into can be for the voltage of described valve actuator 1 work.
Described capacitor charging circuit 14 can adopt similar charge and discharge circuit that described super capacitor 15 is carried out charge and discharge.
Described super capacitor 15 is specifically as follows the super capacitor group.
Super capacitor has another name called capacitor with super capacity or double layer capacitor.Super capacitor is a kind of high-energy-density that has, and the while can provide superhigh power and have the novel energy-storing components and parts of extra long life, is a kind of new component that has both electric capacity and battery behavior.
The described valve outage of the utility model embodiment is adopted passive device---super capacitor from replacement controller, replace storage battery of the prior art, storage battery, can reduce to realize the volume of the valve power-off restoration device of said function, weight reduction, and prolonged working life, made valve from replacement controller easy care more.
Series connection diverter circuit 17 between described eliminator 12 and the described capacitor charging circuit 14.Certainly switching resets when described diverter circuit 17 is used to realize valve actuator 1 proper functioning with outage.When described valve actuator 1 proper functioning, it be that described super capacitor 15 charges that described diverter circuit 17 is connected described electric capacity charge circuit 14.When described valve actuator 1 cut off the power supply, described diverter circuit 17 was connected described capacitor discharge loop 19.Described diverter circuit 17 specifically can be realized by relay.Described diverter circuit 17 also can adopt transistor circuit to realize.
Described mu balanced circuit 13 is used to described diverter circuit 17 that required stable direct current is provided.Described mu balanced circuit 13 specifically can be realized by reference diode.
Described outage before replacement controller can also comprise the piezoresistance at described valve actuator in parallel 1 input terminal two ends and be connected on eliminator 12 positive temperature coefficient thermistor and be connected on positive temperature coefficient thermistor in described super capacitor 15 loops, constitute cutting off the power supply from the protection of replacement controller and super capacitor.
The described valve of the embodiment of the invention is when AC24V power supply normal power supply, and described valve actuator 1 regular event charges to the super capacitor 15 of outage from replacement controller simultaneously.When occur in grid cut-off or equipment break down the outage situation under, during the AC24V power supply power-fail, described super capacitor 15 begins discharge by capacitor discharging circuit 19, be converted into the required AC24V of described valve actuator 1 by DC/AC inverter circuit 18, the outage that realizes described valve actuator 1 is from resetting, and realizes promptly that valve closes extremely or fully to open.
Valve described in the utility model cuts off the power supply and can be widely used in adopting HVAC system, the central air-conditioner end prod of AC24V power supply from replacement controller, such as air-valve final controlling element, water valve final controlling element.
The described valve of the utility model embodiment cuts off the power supply from the working procedure of replacement controller:
When AC24V power supply normal power supply, described valve actuator regular event charges to super capacitor simultaneously.When the AC24V power supply power-fail, super capacitor begins discharge, provides standby power supply to final controlling element, and the outage that realizes final controlling element is from resetting.
The above only is a preferred implementation of the present utility model, does not constitute the qualification to the utility model protection domain.Any any modification of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present utility model.
Claims (10)
1, a kind of valve outage is from replacement controller, it is characterized in that, when described replacement controller comprises capacitor charging circuit between the current rectifying and wave filtering circuit that is connected on valve actuator and the described valve actuator, super capacitor, capacitor discharging circuit and realizes the valve actuator proper functioning with outage from the diverter circuit that resets; Described capacitor discharge loop links to each other with the power input of described valve actuator by modular converter output resetting voltage.
2, valve outage according to claim 1 is characterized in that from replacement controller described modular converter is specially DC/DC transducer or DC/AC inverter circuit.
3, valve outage according to claim 1 is characterized in that from replacement controller described super capacitor is the super capacitor group.
4, valve outage according to claim 3 is characterized in that from replacement controller each described super capacitor all has balancing circuitry.
5, valve according to claim 1 and 2 outage is characterized in that from replacement controller, and the diverter circuit of connecting between described capacitor charging circuit and the described capacitor discharging circuit is used to switch described electric capacity charge circuit and capacitor discharge loop.
6, valve outage according to claim 5 is characterized in that from replacement controller the mu balanced circuit that is used to described diverter circuit to provide galvanic current to press also is provided from replacement controller in described outage.
7, valve outage according to claim 6 is characterized in that from replacement controller described diverter circuit is specially relay.
8, valve outage according to claim 7 is characterized in that from replacement controller described mu balanced circuit is specially reference diode.
9, valve outage according to claim 1 and 2 is characterized in that from replacement controller described outage also comprises the piezoresistance that is connected in parallel on described valve actuator two ends from replacement controller.
10, valve according to claim 1 and 2 outage is characterized in that from replacement controller, and described outage also comprises positive temperature coefficient thermistor before being connected on described current rectifying and wave filtering circuit from replacement controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200794684U CN201206664Y (en) | 2008-03-18 | 2008-03-18 | Circuit breaking self-resetting controller for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200794684U CN201206664Y (en) | 2008-03-18 | 2008-03-18 | Circuit breaking self-resetting controller for valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201206664Y true CN201206664Y (en) | 2009-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200794684U Expired - Fee Related CN201206664Y (en) | 2008-03-18 | 2008-03-18 | Circuit breaking self-resetting controller for valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201206664Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388702A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103388701A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103867778A (en) * | 2014-03-06 | 2014-06-18 | 深圳市蔚华艺科技有限公司 | Electric valve |
| CN104637178A (en) * | 2014-12-16 | 2015-05-20 | 宇星科技发展(深圳)有限公司 | Card swiping total sewage discharge amount control system and method |
| CN105446193A (en) * | 2015-12-17 | 2016-03-30 | 天津科利华阀控设备有限公司 | Valve power down fast driving device |
| CN107465226A (en) * | 2017-08-14 | 2017-12-12 | 上海冉能自动化科技有限公司 | Control circuit for door closer |
| CN116066615A (en) * | 2023-03-21 | 2023-05-05 | 苏州成科自控设备有限公司 | Electronic power-off reset actuator system and reset method thereof |
-
2008
- 2008-03-18 CN CNU2008200794684U patent/CN201206664Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388702A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103388701A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103388702B (en) * | 2012-05-08 | 2015-07-08 | 阿自倍尔株式会社 | Electric actuator |
| CN103388701B (en) * | 2012-05-08 | 2015-11-18 | 阿自倍尔株式会社 | Electric actuator |
| CN103867778A (en) * | 2014-03-06 | 2014-06-18 | 深圳市蔚华艺科技有限公司 | Electric valve |
| CN104637178A (en) * | 2014-12-16 | 2015-05-20 | 宇星科技发展(深圳)有限公司 | Card swiping total sewage discharge amount control system and method |
| CN105446193A (en) * | 2015-12-17 | 2016-03-30 | 天津科利华阀控设备有限公司 | Valve power down fast driving device |
| CN105446193B (en) * | 2015-12-17 | 2018-04-17 | 天津科利华阀控设备有限公司 | valve power down fast driving device |
| CN107465226A (en) * | 2017-08-14 | 2017-12-12 | 上海冉能自动化科技有限公司 | Control circuit for door closer |
| CN107465226B (en) * | 2017-08-14 | 2020-10-27 | 上海冉能自动化科技有限公司 | Control circuit for electric door closer |
| CN116066615A (en) * | 2023-03-21 | 2023-05-05 | 苏州成科自控设备有限公司 | Electronic power-off reset actuator system and reset method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20120318 |