CN201487359U - Energy-saving electromagnetic valve - Google Patents
Energy-saving electromagnetic valve Download PDFInfo
- Publication number
- CN201487359U CN201487359U CN2009201753648U CN200920175364U CN201487359U CN 201487359 U CN201487359 U CN 201487359U CN 2009201753648 U CN2009201753648 U CN 2009201753648U CN 200920175364 U CN200920175364 U CN 200920175364U CN 201487359 U CN201487359 U CN 201487359U
- Authority
- CN
- China
- Prior art keywords
- iron core
- valve
- electrical heads
- control circuit
- switch
- Prior art date
- 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
Links
Images
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to an energy-saving electromagnetic valve which comprises an electromagnetic head main body, an electromagnetic control circuit and a valve body. The electromagnetic head control circuit is connected with a coil in the electromagnetic head main body through a lead and can change the intensity of current in the coil according to the real-time working condition of the electromagnetic head main body. The electromagnetic head main body is provided with the coil, a movable iron core and a fixed iron core, wherein the center of the coil is provided with a magnetic shield, the fixed iron core is fixedly installed on the upper part of the magnetic shield, and the movable iron core is positioned at the lower part of the magnetic shield to be in clearance fit with the magnetic shield. The valve body is internally provided with a valve cavity for forming a medium channel and a sealing pair used for blocking the channel of the valve cavity when the valve is closed, wherein the sealing pair comprises a valve seat and a movable sealing piece matched with the valve seat. The movable sealing piece is connected with a valve rod, and the valve rod is connected with the movable iron core. The utility model can not only reduce energy consumption, but also limit the temperature rise of the coil, thereby well protecting the equipment.
Description
Technical field
The utility model relates to a kind of energy-saving electromagnetic valve, and the size that it can change the electric current of input coil has function energy-conservation and protection equipment.
Background technique
Existing solenoid valve, terminal box the end of a thread is connected power supply, and coil electricity is 22 0V by coil voltage, so coil produces magnetic field.Magnetic field magnetic line is set out by moving iron core, and working gas gap between moving iron core and static iron core arrives static iron core; Static iron core top and magnetic conduction shell contact, and magnetic conductive disk and magnetic conduction shell contact, thereby the static iron core magnetic line of force has passed to magnetic conductive disk by the magnetic conduction shell; Magnetic conductive disk and moving iron core are separated by plunger tube, because of plunger tube is the diamagnetic material manufacturing, so magnetic line of force transmission resistance is big, but the plunger tube wall thickness, the magnetic line of force can pass to moving iron core to the magnetic conductive disk magnetic line of force by plunger tube by means of concentrating flux sleeve, transmits the loop so form the magnetic line of force.When the working gas gap Δ exists between moving iron core and the static iron core, produce magnetic field behind the coil electricity, by the magnetic field magnetic line effect, make between the dynamic and static iron core and produce magnetic force, the moving iron core of static iron core adhesive moves up iron core, and working gas gap disappears between the dynamic and static iron core.
Electrical heads work suction is exactly the power of moving on the moving iron core of static iron core adhesive, and the size of suction and coil Number of ampere turns square are directly proportional, square be inversely proportional to working gas gap, the Number of ampere turns size is determined that by supply voltage and temperature rise supply voltage is 220V, and temperature rise generally is decided to be 60 ℃, so after an Electrical heads is determined, Number of ampere turns is a constant, exchange work and make suction, can only change working gas gap.Ordinary circumstance, the major parameter of Electrical heads is for requiring to have much work suction on how many air gap positions.That is to say, after an Electrical heads designs, be under 60 ℃ of conditions in coil temperature rise, its supply voltage, and the suction of working on the regulation air gap position is definite value.In real work, after the dynamic and static iron core adhesive of Electrical heads, needed work suction will diminish, and work suction still keeps original definite value, not only wastes energy and also can cause than lossy equipment itself simultaneously.
The model utility content
In order to overcome the above-mentioned defective of prior art, the utility model proposes a kind of energy-saving electromagnetic valve, so that change the size of coil current, under guaranteeing that Electrical heads can the situation of proper functioning, reduce power consumption as much as possible according to the need of work of Electrical heads.
The technical solution adopted in the utility model: a kind of energy-saving electromagnetic valve, comprise the Electrical heads main body, Electrical heads control circuit and valve body, the output terminal of described Electrical heads control circuit is connected with coil in the described Electrical heads main body by lead, described Electrical heads control circuit is the control circuit that can change size of current in the described coil according to the real-time working situation of described Electrical heads main body, described Electrical heads main body is provided with coil, moving iron core and static iron core, described coil central authorities are provided with magnetic shield, described static iron core is fixedly mounted on the top of described magnetic shield, described moving iron core is positioned at the bottom of described magnetic shield, with described magnetic shield Spielpassung, the sealing pair that is provided with the valve pocket that constitutes medium channel in the described valve body and is used for when valve closing, cutting off the valve pocket passage, described sealing pair comprises valve seat and the dynamic seal that cooperates with described valve seat, described dynamic seal connects valve rod, and described valve rod connects described moving iron core.
Described Electrical heads control circuit can be provided with the adjusting element that is used to regulate its output value usually.
Described Electrical heads control circuit can adopt following any circuit: (1) bridge rectifier, described adjusting element are the on-off switch that is arranged on the one brachium pontis; (2) be provided with the Electrical heads control circuit of the adjustable element that is used for the regulating circuit output value, described adjusting element is described adjustable element; (3) be provided with the microprocessor that is used for the regulating circuit output value or the Electrical heads control circuit of chip, described adjusting element is described microprocessor or chip; (4) be provided with the circuit of two or more branch roads, the output value difference of different branch, described adjusting element is the diverter switch that is used to switch each branch road on off operating mode that is separately positioned on a plurality of on-off switches on each branch road or connects each branch road.
Described on-off switch and/or diverter switch can be electrically switchable grating or the position of moving iron core that is subjected to described Electrical heads main body or other movable part on the valve or the mechanical switch of being controlled by electrical signal or internal processes of action control.
Described electrically switchable grating can be for the time relay, the relay that is provided with sensor or contactor, by the electrically switchable grating of microprocessor control and/or by the electrically switchable grating of chip controls, described mechanical switch can be position limit switch, touch the break-make when being implemented in certain position when moving to certain position by his movable part that moves iron core, valve rod or its valve.
Described relay or the contactor that is provided with sensor can be provided with ON-OFF control circuit usually, described sensor connects described ON-OFF control circuit, and described ON-OFF control circuit is according to the relevant on-off switch of transducing signal control of described sensor and/or the action or the state of diverter switch.
Described sensor can be for the sensor of gap signal or pressure signal between the sensor of the moving iron core of gathering described Electrical heads main body or other movable part position signals of valve, the moving iron core of gathering described Electrical heads main body and the static iron core, gather in the valve pocket of valve or the sensor of pressure medium signal in the fluid line that valve connected or flow velocity signal or gather the sensor of the coil temperature signal of described Electrical heads body temperature signal or described Electrical heads main body, a sensor can be set usually, also a plurality of sensors can be set.
Described mechanical switch can be by mechanical transmission the be in transmission connection moving iron core of described Electrical heads main body or the valve rod of valve, so that the break-make that realizes these mechanical switchs by the action or the position of these movable parts.For example, described mechanical transmission can be rod gear or spring gear, the action output terminal of described rod gear connects the movable part that is used to realize switch on and off in the described mechanical switch, the action input end is provided with the transmission contact, described transmission contact is positioned on the tracks of described moving iron core and adhesive place of described static iron core or described moving iron core or valve rod, the action output terminal of described spring gear connects the movable part that is used to realize switch on and off in the described mechanical switch, the action input end is provided with the spring tensioning member, and described spring tensioning member is arranged on the tracks of described moving iron core and adhesive place of described static iron core or described moving iron core or valve rod.
Described energy-saving electromagnetic valve also comprises electric control box and every the magnetic support, described Electrical heads main body is fixedlyed connected every the magnetic support by described with described electric control box, and described Electrical heads control circuit is arranged in the described electric control box, is connected with described coil by described lead.
Described electric control box is provided with releasing the button of the tutorial light that can indicate described Electrical heads control circuit working state, the described Electrical heads control circuit working state of control and X button and can be connected the cable joining of described Electrical heads control circuit for described lead.
The beneficial effects of the utility model: utilize the Electrical heads control circuit to change the interior size of current of coil, thereby change the suction between moving iron core and the static iron core, make the size of current in the coil change according to the working state of Electrical heads, so that under the situation that guarantees the Electrical heads proper functioning, reduced unnecessary power consumption, not only save the energy thus and also reduced the interior temperature rise of coil, prolonged the working life of Electrical heads.
Description of drawings
Fig. 1 is the utility model energy-saving electromagnetic valve at the dynamic and static iron core structural representation under the attracting state not;
Fig. 2 is the structural representation of the utility model energy-saving electromagnetic valve under dynamic and static iron core attracting state;
Fig. 3 is that Electrical heads control circuit of the present utility model is a kind of circuit diagram of bridge rectifier;
Fig. 4 is the circuit diagram of on-off switch of the present utility model and/or the diverter switch a kind of Electrical heads control circuit when being the time relay;
A kind of structural representation when Fig. 5 is a sensor of the present utility model for the temperature transducer of the coil temperature signal of gathering Electrical heads;
Fig. 6 is that sensor of the present utility model is a kind of structural representation when gathering the position transducer of the position variation signal of moving iron core;
Fig. 7 is a kind of structural representation of mechanical transmission of the present utility model when being rod gear;
Fig. 8 is a kind of structural representation of mechanical transmission of the present utility model when being spring gear.
Embodiment
Referring to Fig. 1 and Fig. 2, the utility model provides a kind of energy-saving electromagnetic valve, described energy-saving electromagnetic valve comprises Electrical heads main body 1, Electrical heads control circuit and valve body, described Electrical heads control circuit is connected with coil 9 in the Electrical heads main body by lead 12, described Electrical heads control circuit is the control circuit that can change size of current in the described coil according to the real-time working situation of described Electrical heads main body, be provided with coil in the magnetic conduction shell 8 of described Electrical heads main body, moving iron core 10 and static iron core 11, described coil central authorities are provided with magnetic shield, described static iron core is fixedly mounted on the top of described magnetic shield, described moving iron core is positioned at the bottom of described magnetic shield, with described magnetic shield Spielpassung, be provided with working gas gap between described static iron core and the described moving iron core, also be provided with the through hole that can supply described lead to pass on the described magnetic conduction shell, the sealing pair that is provided with the valve pocket that constitutes medium channel in the described valve body and is used for when valve closing, cutting off the valve pocket passage, described sealing pair comprises valve seat and the dynamic seal that cooperates with described valve seat, described dynamic seal connects valve rod, and described valve rod connects described moving iron core.
Described energy-saving electromagnetic valve also comprises electric control box 3 and every magnetic support 2, the Electrical heads main body is fixedlyed connected every the magnetic support by described with electric control box, and described Electrical heads control circuit is arranged in the described electric control box.What described electric control box was provided with the tutorial light 6 that can indicate described Electrical heads control circuit working state, the described Electrical heads control circuit working state of control releases the button 4 and X button 5 and can play the cable joining 7 of protection and seal action to described lead.Described tutorial light, release the button, X button is electrically connected with described Electrical heads control circuit, the output terminal of described Electrical heads control circuit is connected with described coil by described lead, and described Electrical heads control circuit can change the size of current in the described coil according to the real-time working situation of described Electrical heads main body.
Of the present utility model opening one's minds is: Electrical heads work suction is the power of moving on the described moving iron core of described static iron core adhesive.So when Electrical heads was started working, as long as the work suction on working gas gap position (original state or valve closing state) can overcome load, described moving iron core gravity and moving resistance etc., described moving iron core and described static iron core just can adhesives.When the Electrical heads coil has just been switched on, should give big electric current, make described coil can be on the working gas gap position produce big work suction by electromagnetic induction, make described static iron core smoothly the adhesive that makes progress of described moving iron core.After the adhesive of sound iron core, suction between the sound iron core increases, but valve requires to descend on the contrary to the suction between the sound iron core, Shi Ji suction has exceeded required suction requirement thus, therefore, and when working gas gap reaches certain value or Electrical heads and is in certain working state, pass to suitable little electric current can for described coil, so that when sound iron core suction satisfies need of work, reduce power consumption as much as possible, also reduce the temperature rise of coil and Electrical heads simultaneously.
Electric current in the described coil reduces to realize by described Electrical heads control circuit.Can be provided with the adjusting element that is used to regulate its output value in the described Electrical heads control circuit,, change the size of control circuit output, and then change the size of coil current by the action of described adjusting element.Therefore, can adopt any one the suitable circuit that can regulate output value as control circuit of the present utility model according to prior art.
For example, described Electrical heads control circuit can adopt bridge rectifier, and this moment, described adjusting element was the on-off switch 14 that is arranged on the one brachium pontis; Also can adopt to be provided with to be used to regulate the adjustable element of control circuit output value such as the circuit of rheostat or transformer, this moment, described adjusting element was described adjustable element; Perhaps can adopt to be provided with to be used to regulate the microprocessor of control circuit output value or the circuit of chip, this moment, described adjusting element was described microprocessor or chip; Can also adopt the circuit that is provided with two or more branch roads, the output value difference of each branch road, this moment, described adjusting element was to be separately positioned on a plurality of on-off switches on each branch road or to be connected the diverter switch that also can switch each branch road on off operating mode between each branch road and the major loop, was implemented in thus under the different conditions and exported by different branch roads.
Among the embodiment shown in Figure 3, the Electrical heads control circuit adopts bridge rectifier, and an one brachium pontis is provided with the on-off switch as adjusting element, and the working procedure of described energy-saving electromagnetic valve is: press described releasing the button (connection ABAP Adapter), adjusting element is connected, described coil electricity.Input voltage is when positive half period that is in voltage waveform and negative half-cycle, the brachium pontis of described bridge rectifier all can constitute the loop, the voltage effective value of output is 0.9 times of input voltage effective value according to the performance characteristic of bridge rectifier, when input voltage is the Ac of 220V, output commutating voltage effective value is 198V.After the energising through certain hour or when Electrical heads is in certain working state, described adjusting element disconnects, described bridge rectifier only has two brachium pontis wherein to constitute the loop, and has only just conducting of this loop when the voltage waveform of input voltage is in positive half period or negative half-cycle, its rectification effect is equivalent to one way rectifier, the voltage effective value of output is half of bridge rectifier output voltage effective value, promptly when input voltage was the 220V Ac, the effective value of exporting to the voltage of described coil became 99V.When not needing Electrical heads work, press described X button, described Electrical heads control circuit outage, for avoiding the rectifier lamp in the rectification circuit to be punctured by the backward voltage of described coil in the outage abrupt release, can be at fly-wheel diode of described coil two ends reverse parallel connection, the inverse electromotive force of described coil discharges gradually, and described moving iron core resets simultaneously.
The circuit of forming by two or more branch roads when the Electrical heads control circuit, and be connected with on-off switch on a certain or each branch road, when perhaps each branch road links to each other with major loop by diverter switch, the working procedure of described energy-saving electromagnetic head is: press described releasing the button, Electrical heads is started working, on-off switch and/or diverter switch on each branch road of this moment are in certain switch combination state, wherein a certain branch road is connected, other branch roads disconnect, thus the output value of this Electrical heads control circuit output value that the branch road connected is determined of promptly serving as reasons.When Electrical heads is started working, cooperatively interacting or pass through diverter switch by each on-off switch, the bigger branch road of output value is connected, the branch road of less output value disconnects, so that in coil, form bigger electric current, in Electrical heads after the adhesive of sound iron core, the less branch road of output value is connected, the branch road of big output value disconnects, so that in coil, form less current, when being provided with three or when surpassing three branch roads, can connect each branch road successively according to the size of output value, other branch roads disconnect, make the descending variation step by step of electric current in the coil thus, also can make on-off switch and/or diverter switch on each branch road be in certain switch combination state earlier, for example make a plurality of branch roads insert the Electrical heads control circuit simultaneously, the exportable big electric current that can make fixed core and moving adhesive unshakable in one's determination, and the suction of corresponding generation can satisfy the suction requirement of working on the working gas gap of living at that time position, through certain hour or when Electrical heads is in certain working state, when controlling described on-off switch and/or diverter switch and being in another kind of switch combination state, for example reduce the way of the branch road that inserts the Electrical heads control circuit simultaneously, the exportable little electric current that can make fixed core and moving iron core keep attracting state, both satisfy the requirement of work suction, reached energy-conservation effect again.
Described Electrical heads control circuit can also adopt the single loop circuit that is provided with adjustable element or be provided with microprocessor or the circuit of chip, can directly regulate the size that described Electrical heads control circuit is exported to the electric current of described coil by described adjustable element, described adjustable element can adopt adjustable resistance, rheostat, variable inductor or transformer or the like.When employing is provided with the circuit of the microprocessor that is used to regulate the control circuit output value or chip, in described microprocessor or chip, import fixed routine by programming, make described microprocessor or intelligent chip by described fixed routine, according to the real-time working situation of Electrical heads, control the size of current that described Electrical heads control circuit is exported to described coil.
Wherein two or more combination of above-mentioned various forms of adjusting elements also can be used to control the output of described Electrical heads control circuit, thereby be implemented in the different electrical quantity of employing under the different working staties, produce different electromagnetic attractions, to reach the spent minimum effect of electric energy under the prerequisite that guarantees job requirement suction.
Described on-off switch and/or diverter switch can be electrically switchable grating or the position of moving iron core that is subjected to described Electrical heads main body or other movable part on the valve or the mechanical switch of being controlled by electrical signal or internal processes of action control.
Described electrically switchable grating can be the time relay, be provided with the relay of sensor or contactor or by the electrically switchable grating of microprocessor control and/or by the electrically switchable grating of chip controls.
In embodiment illustrated in fig. 4, described Electrical heads control circuit adopts bridge rectifier, an one brachium pontis is provided with the time relay as adjusting element (on-off switch), the working procedure of described energy-saving electromagnetic valve is: press described releasing the button, time relay ST, contactor C and 1C energising, C and 1C normally open contact are connected, described on-off switch closure, described Electrical heads control circuit constitutes bridge rectifier, and the voltage of circuit output is higher, and described coil is worked under high voltage, through described moving after the regular hour, the static iron core adhesive, the time relay disconnected ST according to the time of setting, and the 1C contactor disconnects, and the 1C normally open contact disconnects, described bridge rectifier only has two brachium pontis wherein to constitute the loop, form the half-bridge rectification, it is only about half of that voltage output is reduced, and coil is worked under low voltage.When not needing Electrical heads work, press described X button, described Electrical heads control circuit outage.
When described electrically switchable grating is when being provided with the relay of sensor or contactor, described relay or contactor are connected with described sensor by ON-OFF control circuit, and described ON-OFF control circuit is controlled the relevant relay or the action or the state of contactor according to the transducing signal of described sensor.Described sensor can be the position transducer that is used to gather the position signal that moves iron core or other movable parts of valve, gather the range sensor of gap signal between moving iron core and the static iron core, the pressure transducer of pressure signal during adhesive between displacement transducer or moving iron core and static iron core, gather in the valve pocket of valve or the sensor of pressure medium signal in the fluid line that valve connected or flow velocity signal or gather the sensor or the like of the coil temperature signal of described Electrical heads body temperature signal or described Electrical heads main body, a sensor can be set usually, also a plurality of sensors can be set, as long as certain parameter valve value behind value and the valve opening of (or before opening) when opening is obviously different, just can send into ON-OFF control circuit as Control Parameter by this parameter information of corresponding sensor acquisition.Owing to adopt the sensor of different parameters or information, the physical quantity difference of gathering just, corresponding sensor that the position is set is also different, but its principle is identical.When sensor acquisition arrives certain physics quantitative change, be reflected as the variation of the corresponding electric signal of ON-OFF control circuit reception, when this variation reaches certain value, make the output of on-off controller change, and then described on-off switch and/or diverter switch are moved, thereby realize the change of the on off operating mode of Electrical heads control circuit branch road, making before the change is that Electrical heads is exported to the big electric current of described coil when starting working, and is to export to the little electric current of described coil in the proper functioning after the change.
Referring to Fig. 5, when the condition that changes with the coil temperature of Electrical heads as the conversion of energy-saving electromagnetic valve controling circuit output parameter, select temperature transducer 17 for use, and this temperature transducer is arranged on the edge of tested coil.Press described releasing the button, circuit is connected, described dynamic and static iron core adhesive action, the temperature of coil raises gradually, when coil temperature reached certain predetermined value, the electrical signal of delivering to ON-OFF control circuit by described temperature transducer also reached certain value, and this electrical signal will impel the output of described ON-OFF control circuit to change, thereby change the output value of Electrical heads control circuit, realize flowing through in the control coil purpose of size of current with this.
Referring to Fig. 6, when with the change in location of described moving iron core during as the condition of energy-saving electromagnetic valve controling circuit output parameter conversion, preferred site sensor 18, and in the sensing chamber that this position transducer is arranged in the iron core passage or draws from the iron core channel side wall, can be arranged on moving iron core and static iron core adhesive place along moving iron core movement locus, also can be arranged on certain preceding working gas gap position of dynamic and static iron core adhesive, specifically decide according to the design needs.Press described releasing the button, circuit is connected, described dynamic and static iron core adhesive action, when described moving iron core moves to the position transducer present position, the trigger position sensor sends signal to ON-OFF control circuit, this electrical signal will impel described ON-OFF control circuit to change output value, thereby change the output value of Electrical heads control circuit, realize flowing through in the control coil purpose of size of current with this.Situation when selecting range sensor, displacement transducer with the variation of moving gap between iron core and the static iron core for use as Electrical heads control circuit output parameter conversion condition is similar when adopting position transducer together.
In like manner, but on the end face that adopts pressure sensor was in contact with one another when being arranged on dynamic and static iron core attracting state, with the variation of adhesive pressure between dynamic and static iron core condition as the conversion of energy-saving electromagnetic valve controling circuit output parameter; Can adopt fluid pressure sensor or rate of flow of fluid sensor to be arranged in tested valve pocket or the fluid line, be used in the perception valve pocket or pressure medium signal or flow velocity signal in the fluid line, because the variation of medium state exerts an influence to the Electrical heads working state, this mode is equivalent to the change of pressure medium or the flow velocity condition as the conversion of energy-saving electromagnetic valve controling circuit output parameter.
Among Fig. 7 and the embodiment shown in Figure 8, described on-off switch and/or diverter switch be subjected to iron core or with the valve of moving iron core interlock on the position of other movable parts or the mechanical switch of action control, described mechanical switch can be a position limit switch, control the state of described on-off switch and/or diverter switch thus according to the location status of moving iron core or other movable parts, because the position of moving iron core or other movable parts also is different under the different operating state of Electrical heads, therefore can control the state of described on-off switch and/or diverter switch by this control mode, the output value of control circuit is bigger when making Electrical heads start or in the start-up course, after moving iron core and static iron core adhesive, the output value of control circuit is less.
Other movable parts (for example between the valve rod) on the valve of described mechanical switch and described moving iron core or together moving iron core interlock are realized transmission by mechanical transmission, and described mechanical transmission can be rod gear or spring gear.
The main components of described rod gear is a lever 19, and an end of described lever is the action output terminal, interact with movable part in the mechanical switch so that by push away, mode such as pressure drives the movable part action in the mechanical switch.The other end of described lever is the action input end, be provided with transmission contact 15, the position of described transmission contact can be arranged on the position (position on as the tracks of valve rod under valve opening state) that other movable parts (comprising the movable part of installing on the valve body) of position (for example described moving iron core and static iron core adhesive place) that moving iron core can touch or valve rod etc. and moving iron core interlock can touch when moving iron core and static iron core adhesive with the static iron core adhesive time, moving iron core or other valve movable parts will be by pushing away when promptly moving iron core and static iron core adhesive, modes such as pressure make this transmission contact action, and then the action output terminal that drives lever moves, suitably design the structure and the fit system of each several part, just can touch the movable part of mechanical switch when making the action output terminal action of lever, change the state of this mechanical switch, make the output value of control circuit less.
For example, when described transmission contact can be arranged on adhesive place of described moving iron core and static iron core, when the described iron core passage motion of described moving iron core in the effect lower edge of electromagnetic induction, to with described static iron core adhesive the time, touch described transmission contact, gearing by described lever, drive described mechanical switch break-make, thereby change the output of described Electrical heads control circuit, end-of-job, described moving iron core resets, and touches described transmission contact, drive described lever and reset (also can realize described resetting by modes such as Returnning spring are set), the gearing by described lever makes described mechanical switch reply init state.When described transmission contact also can be arranged in the described iron core passage, when the described iron core passage motion of described moving iron core in the effect lower edge of electromagnetic induction, when moving to certain position, touches described moving iron core described transmission contact, gearing by described lever, drive described mechanical switch break-make, thereby change the output of described Electrical heads control circuit, end-of-job, described moving iron core resets, touch described transmission contact, drive described lever and reset, the gearing by described lever makes described mechanical switch reply init state; When described transmission contact is arranged on the tracks of other movable part on the valve of described moving iron core interlock, when the described iron core passage motion of described moving iron core in the effect lower edge of electromagnetic induction, drive described other movable part motions, when described moving iron core moves to certain position, described other movable part touches described transmission contact, gearing by described lever, drive described mechanical switch break-make, thereby change the output of described Electrical heads control circuit, end-of-job, described moving iron core resets, and touches described transmission contact, drive described lever and reset, the gearing by described lever makes described mechanical switch reply init state.
The chief component of described spring gear is a spring 20, one end of described spring is the action output terminal, be arranged on the movable part place that being used in the mechanical switch realize switch on and off, cooperate with this movable part and drive this movable part action by certain mode, the other end of described spring is the action input end, be provided with spring tensioning member 16, described spring tensioning member is arranged on moving iron core and static iron core adhesive place, perhaps be arranged on moving iron core or the tracks, in the iron core passage with other movable parts on the valve of moving iron core interlock such as valve rod.The action output terminal of described spring can with described mechanical switch in be used to realize that the movable part elasticity of switch on and off is connected, the other end of described spring is connected with described spring tensioning member elasticity.
Specifically, when moving iron core moves to position with the static iron core adhesive, or moving iron core is when the iron core passage moves to certain position, or with other movable part on the valve of moving iron core interlock such as valve rod when its tracks moves to certain position, shake-up is arranged on the spring tensioning member at this place, utilize the break-make of the elastic strip motivation tool switch of spring, thereby change the output of described Electrical heads control circuit, end-of-job, described moving iron core resets, touch described spring tensioning member, make described spring reply original state, drive described mechanical switch and reply init state.
Claims (10)
1. energy-saving electromagnetic valve, it is characterized in that comprising the Electrical heads main body, Electrical heads control circuit and valve body, the output terminal of described Electrical heads control circuit is connected with coil in the described Electrical heads main body by lead, described Electrical heads control circuit is the control circuit that can change size of current in the described coil according to the real-time working situation of described Electrical heads main body, described Electrical heads main body is provided with coil, moving iron core and static iron core, described coil central authorities are provided with magnetic shield, described static iron core is fixedly mounted on the top of described magnetic shield, described moving iron core is positioned at the bottom of described magnetic shield, with described magnetic shield Spielpassung, the sealing pair that is provided with the valve pocket that constitutes medium channel in the described valve body and is used for when valve closing, cutting off the valve pocket passage, described sealing pair comprises valve seat and the dynamic seal that cooperates with described valve seat, described dynamic seal connects valve rod, and described valve rod connects described moving iron core.
2. energy-saving electromagnetic valve as claimed in claim 1 is characterized in that described Electrical heads control circuit is provided with the adjusting element that is used to regulate its output value.
3. energy-saving electromagnetic valve as claimed in claim 2, it is characterized in that described Electrical heads control circuit adopts following any circuit: (1) bridge rectifier, described adjusting element are the on-off switch that is arranged on the one brachium pontis; (2) be provided with the Electrical heads control circuit of the adjustable element that is used for the regulating circuit output value, described adjusting element is described adjustable element; (3) be provided with the microprocessor that is used for the regulating circuit output value or the Electrical heads control circuit of chip, described adjusting element is described microprocessor or chip; (4) be provided with the circuit of two or more branch roads, the output value difference of different branch, described adjusting element is the diverter switch that is used to switch each branch road on off operating mode that is separately positioned on a plurality of on-off switches on each branch road or connects each branch road.
4. energy-saving electromagnetic valve as claimed in claim 3 is characterized in that described on-off switch and/or diverter switch electrically switchable grating or the position of moving iron core that is subjected to described Electrical heads main body or other movable part on the valve or the mechanical switch of action control for being controlled by electrical signal or internal processes.
5. energy-saving electromagnetic valve as claimed in claim 4, it is characterized in that described electrically switchable grating is the time relay, is provided with the relay of sensor or contactor or by the electrically switchable grating of microprocessor control and/or by the electrically switchable grating of chip controls, described mechanical switch is a position limit switch.
6. energy-saving electromagnetic valve as claimed in claim 5, it is characterized in that described relay or the contactor that is provided with sensor is provided with ON-OFF control circuit, described sensor connects described ON-OFF control circuit, and described ON-OFF control circuit is according to the relevant on-off switch of transducing signal control of described sensor and/or the action or the state of diverter switch.
7. energy-saving electromagnetic valve as claimed in claim 6, it is characterized in that described sensor be gap signal or pressure signal between the sensor of the moving iron core of the described Electrical heads main body of collection or other movable part position signals of valve, the moving iron core of gathering described Electrical heads main body and the static iron core sensor, gather in the valve pocket of valve or the sensor of pressure medium signal in the fluid line that valve connected or flow velocity signal or gather the sensor of the coil temperature signal of described Electrical heads body temperature signal or described Electrical heads main body.
8. energy-saving electromagnetic valve as claimed in claim 4, it is characterized in that described mechanical switch is by mechanical transmission the be in transmission connection moving iron core of described Electrical heads main body or the valve rod of valve, described mechanical transmission is rod gear or spring gear, the action output terminal of described rod gear connects the movable part that is used to realize switch on and off in the described mechanical switch, the action input end is provided with the transmission contact, described transmission contact is positioned on the tracks of described moving iron core and adhesive place of described static iron core or described moving iron core or valve rod, the action output terminal of described spring gear connects the movable part that is used to realize switch on and off in the described mechanical switch, the action input end is provided with the spring tensioning member, and described spring tensioning member is arranged on the tracks of described moving iron core and adhesive place of described static iron core or described moving iron core or valve rod.
9. as claim 1,2,3,4,5,6,7 or 8 described energy-saving electromagnetic valves, it is characterized in that described energy-saving electromagnetic valve also comprises electric control box and every the magnetic support, described Electrical heads main body is fixedlyed connected every the magnetic support by described with described electric control box, described Electrical heads control circuit is arranged in the described electric control box, is connected with described coil by described lead.
10. energy-saving electromagnetic valve as claimed in claim 9 is characterized in that described electric control box is provided with releasing the button of the tutorial light that can indicate described Electrical heads control circuit working state, the described Electrical heads control circuit working state of control and X button and can be connected the cable joining of described Electrical heads control circuit for described lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201753648U CN201487359U (en) | 2009-04-29 | 2009-08-27 | Energy-saving electromagnetic valve |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920146650.1 | 2009-04-29 | ||
| CN2009201753648U CN201487359U (en) | 2009-04-29 | 2009-08-27 | Energy-saving electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201487359U true CN201487359U (en) | 2010-05-26 |
Family
ID=42426238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201753648U Expired - Fee Related CN201487359U (en) | 2009-04-29 | 2009-08-27 | Energy-saving electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201487359U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108052062A (en) * | 2017-12-15 | 2018-05-18 | 贵州新安航空机械有限责任公司 | The assembling device and its assembly method of a kind of static iron core of electromagnetic valve |
| CN114278778A (en) * | 2021-12-02 | 2022-04-05 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas valve and gas stove |
-
2009
- 2009-08-27 CN CN2009201753648U patent/CN201487359U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108052062A (en) * | 2017-12-15 | 2018-05-18 | 贵州新安航空机械有限责任公司 | The assembling device and its assembly method of a kind of static iron core of electromagnetic valve |
| CN114278778A (en) * | 2021-12-02 | 2022-04-05 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas valve and gas stove |
| CN114278778B (en) * | 2021-12-02 | 2023-12-01 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas valve and gas stove |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101656136B (en) | Energy saving magnetic head and control method thereof | |
| CN204533737U (en) | For the electromagnetic actuator device of solenoid valve | |
| CN101221863B (en) | Double coil variable current control circuit of vacuum circuit breaker permanent magnet mechanism | |
| CN105914100B (en) | A kind of reliable control strategy of dynamic of large capacity contactor | |
| CN103336474A (en) | Control device and method for vacuum circuit breaker permanent magnetic mechanism based on double signal tracking | |
| CN201487359U (en) | Energy-saving electromagnetic valve | |
| CN201156501Y (en) | Electromagnetical controller apparatus for AC contactor | |
| CN202056383U (en) | Intelligent actuator for controlling valve of alternating current machine | |
| CN203787300U (en) | Control circuit of electric operating mechanism | |
| CN203363369U (en) | Drive circuit of four-state electromagnetic valve | |
| CN1235332C (en) | Electromagnetic driving circuit | |
| CN204720390U (en) | A kind of electronic contactor with protection | |
| CN202535601U (en) | LED-based intelligent high-altitude obstacle and navigation mark indicating device | |
| CN202057993U (en) | Air hammer control instrument | |
| CN105137342A (en) | Micro-switch service life test device | |
| CN201779336U (en) | Self-sustaining electromagnetic valve | |
| CN201198145Y (en) | Induction type electric hairclipper | |
| CN201913361U (en) | Portable arc voltage wire feeder | |
| CN102751141B (en) | Closed-loop chopped-wave starting direct current-retained electromagnetic electrical appliance control system | |
| CN202058646U (en) | Low thermal electromotive force electronic scanning switch based on zero power consumption relay | |
| CN203136227U (en) | Coil disc assembly and electromagnetic induction heater | |
| CN104407530B (en) | Off-delay switching device | |
| CN216351893U (en) | Intelligent integrated adjusting system of electric actuating mechanism | |
| CN2131201Y (en) | Time relay | |
| CN101882510A (en) | Low energy-consumption driver with adjustable output power |
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: 20100526 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |