CN108758057A - A kind of electric valve execution controller - Google Patents
A kind of electric valve execution controller Download PDFInfo
- Publication number
- CN108758057A CN108758057A CN201810500137.1A CN201810500137A CN108758057A CN 108758057 A CN108758057 A CN 108758057A CN 201810500137 A CN201810500137 A CN 201810500137A CN 108758057 A CN108758057 A CN 108758057A
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- China
- Prior art keywords
- gear
- valve
- box
- controller
- motor
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
Controller complicated in mechanical structure is executed in order to solve existing electrically operated valve, the problem that motor service life is not grown, the present invention proposes that a kind of electric valve executes controller, it is connected to clutch gear by the central shaft of brushless motor, clutch gear is connected to reduction gearing, valve is connected to by reduction gearing again, to the switch of control valve, realizes in 1 second to 5 seconds and controls valve switch.Meanwhile electric valve of the invention executes controller with reset function and positive/negative rotating function, ensure that electrically operated valve executes controller and can be precisely controlled.In addition, the electric valve of the present invention, which executes controller, can also facilitate installation and debugging, and it is simple in structure.Simultaneously as using clutch gear, it ensure that electrically operated valve executes controller and will not be influenced to trigger the passive startup of brushless motor by the fluid in pipeline in not operation.
Description
Technical field
The invention belongs to valve positioner fields, more specifically, being related to a kind of electric valve executes control
Device.
Background technology
Electrically operated valve executes controller and is commonly used in the application of new material, power plant, ventilation shaft.Traditional is electronic
Valve positioner is using the coaxial magnet ring position sensor of valve control motor shaft and/or limiter (potentiometer) cooperation come really
Determine the absolute position of the switch of valve, and by this absolute position feedback to computer program, after the analysis of computer program, then by
Hall sensor sends the switch that signal carrys out control valve, due to increasing limit switch and mechanical location signal designation, machine
Tool is complicated, and in the case where generation limit blocks, such as protects not in time, long-play, it is easy to mechanical structure
It damages.
Invention content
In order to solve problem above, the present invention proposes that a kind of electric valve executes controller, passes through electrically operated valve
The central shaft for executing the brushless motor of controller is connected to clutch gear, and clutch gear is connected to reduction gearing, then by reducing gear
Wheel is connected to valve, to the switch of control valve, since included hall sensing signal inside brushless motor may be implemented pair
Valve regulated type switch angle accurately controls, therefore user can start the measurement of valve switch stroke at any time, realizes the low model of valve
The adjusting of angle is enclosed, realizes in 1 second to 5 seconds and controls valve switch.Meanwhile electric valve of the invention executes controller
With reset function and positive/negative rotating function, it ensure that electrically operated valve executes controller and can be precisely controlled.In addition, of the invention
Electric valve execute controller and can also facilitate installation and debugging, and it is simple in structure.Simultaneously as clutch gear is used,
It ensure that electrically operated valve executes controller and will not be influenced to trigger brushless motor by the fluid in pipeline in not operation
Passive startup.It ensure that electric valve executes the safety used and the convenience of controller.
A kind of electric valve execution controller comprising：Motor control box 1 and gear-box 2, wherein motor control
The shell of case 1 is divided into upper cover 11 and lower cover 12, and the edge on four sides of the top planes of upper cover 11 contains that each there are one mounting holes
112, the fixed column 122 with cavity for the protrusion with the edge on four sides of the bottom surface 127 of lower cover 12 matches, after matching
Screw locking is squeezed into from the mounting hole 112 of 11 outer surface of upper cover to fix；Gear-box 2 divides for babinet 21 and lower cover 22, middle gear
The upper surface of the babinet 21 of case 2 is divided into the plane of two different angles, wherein the angle of first plane and horizontal plane is R, R
Ranging from 3 °~15 °, the angle of second plane and horizontal plane is O °；The rectangular through holes at the edge of first plane
211 match with the fixinig plate 125 of the lower cover 12 of motor control box 1, and are attached by screw so that 1 He of motor control box
Gear-box 2 can be fixed；Contain multiple fixed columns 212 with cavity on the upper surface of the inside of the babinet 21 of gear-box 2,
Fixed column 212 with cavity with the mounting hole 222 of lower cover 22 for being matched, consolidating from 22 outer surface of lower cover after matching
Determine hole 222 and squeeze into screw locking to fix；Contain valve above second plane in the upper surface of the babinet 21 of gear-box 2
Aperture dial 6；It is characterized in that：Contain wiring board 13 in motor control box 1, be connected with brushless motor 8 in wiring board 13,
Contain computer program in wiring board 13, works for controlling brushless motor 8；Brushless motor 8 is consolidated by fixed block 14
It is fixed, it is located in motor control box 1, the motor shaft 81 of brushless motor 8 passes through the lower cover 12 of fixed block 14 and motor control box 1
Through-hole 1261 enters in gear-box 2, and motor gear 82 is sleeved on the outside of motor shaft 81, and in gear-box；Normal shape
Motor gear 82 is contacted with the gear 2241 of the upper surface of clutch gear 224 under state；Clutch gear 224 is by gear above
2241, following gear 2242 and central shaft 2243 form, and gear 2241 above is than the diameter of following gear 2242
Greatly, when gear 2241 above rotates, following gear 2242 can be driven to rotate；Below clutch gear 224
Gear 2242 contacted with the gear 2251 of the upper surface of driven gear 1, the gear 2251 of the upper surface of driven gear 1
It is integrally formed structures with following gear 2252；Gear 2252 below driven gear 1 and driven gear two
The upper surface of 226 gear 2261 contacts, and the gear 2261 of the upper surface of driven gear 2 226 is integrated with following gear 2262
Molding structure；Gear 2262 below driven gear 2 226 is contacted with the gear 2272 below driven gear 3 227, from
Gear 2272 below moving gear 3 227 is integrally formed structures with gear 2271 above；Driven gear 227 it is upper
The gear 2271 in face is contacted with fan-shaped driven gear 228, and fan-shaped driven gear 228 is fixed on tapped through hole 221；Screw thread is logical
Hole 221 penetrates the lower cover 22 of gear-box 2, through the babinet of gear-box 22, and slightly beyond the upper table of the babinet of gear-box 2 21
Second plane in face is located at the center of valve opening dial 6；Wherein, motor gear 82, clutch gear 224,
Driven gear 1, driven gear 2 226, driven gear 3 227 and fan-shaped driven gear 228 are respectively positioned on inside gear-box 2；
Internal thread circle 3, external screw thread circle 4 are fixed on the outer surface of the lower cover 22 of gear-box 2, internal thread circle 3 is located at external screw thread circle 4
Inner hub location, and the center of internal thread circle 3 is identical as the center of tapped through hole 221, internal thread circle 3
Height is less than the height of external screw thread circle 4；The material of internal thread circle 3 and external screw thread circle 4 uses general-purpose plastics；Tapped through hole 221
Outer ring on be fixed with fan-shaped driven gear 228, fan-shaped driven gear 228 is fixedly arranged above U types fastener 5, U-shaped fastening
Containing there are two through-hole 51 on part 5, the place close with tapped through hole 221 of fastener 5 keeps the shape consistent with tapped through hole 221
Shape.
Preferably, fixed hole 115 is contained in the upper cover 11 of motor control box 1, debugging button 111 passes through fixed hole
115, and flushed with the outer surface of upper cover 11, debugging button 111 is fixedly connected with connecting rod 114, and the length of connecting rod 114 is equal to upper
Lid 11 reaches the distance of the upper surface of the gear 2241 above clutch gear 224.
Preferably, containing there are two through-hole 113 in the upper cover 11 of motor control box 1, the two through-holes 113 are used to wear respectively
Reset button 131 and forward or reverse button 132 are crossed, reset button 131 and forward or reverse button 132 connect with wiring board 13
It connects, for carrying out reset setting when valve executes controller operation irregularity.
Further, clutch gear 224 include gear 2241 above, following gear 2242, central shaft 2243, in
Heart hole 2244, raised bumping post 2245, raised bumping post 2246, brake spring 2247, wherein central shaft 2243 runs through tooth above
Wheel 2241 centre bore 2244 and following gear 2242 centre bore, the gear internal of gear 2242 below with it is above
2241 engaged outside of gear so that gear above can drive following gear to rotate together；Following gear 2242
Center be provided with brake spring 2247, there are two feelers for the tool of brake spring 2247, while following gear 2242 exists
The periphery of brake spring 2247 is provided with a circle guard circle, for protecting and fixing brake spring 2247, and the guard circle up to
Few bumping post 2245 and 2246 raised containing there are two, two feelers of brake spring 2247 are leant out except guard circle, and convex by two
Bumping post 2245 and 2246 is played to block.Using the clutch gear 224, it can effectively prevent and lost to valve in brushless motor 8
When control, due to the movement of the fluid in ventilation shaft, the caused damage to brushless motor 8.
Further, valve opening dial 6 is upper with the babinet of gear-box 2 21 by way of integrated injection molding
Surface is fixed or valve opening dial 6 is upper with the babinet 21 of gear-box 2 by gluing, the fixed mode of screw and nut
Surface is fixed.
Further, the height of internal thread circle 3 is 0.5cm~1cm, and the height of external screw thread circle 4 is 0.8cm~2cm；And
External screw thread circle 4 is higher 0.5cm~1cm than the height of internal thread circle 3.
Further, the inside diameter of internal thread circle 3 is 36mm, and the inside diameter of external screw thread circle 4 is 50mm.
Further, a diameter of 0.5cm~1.5cm of tapped through hole 221.
Further, the material of internal thread circle 3 and external screw thread circle 4 uses general-purpose plastics, and general-purpose plastics herein includes poly-
Ethylene, polypropylene, polyvinyl chloride, polystyrene and ABS, the above general-purpose plastics are heat molten type material.Using general-purpose plastics
Advantage is that heat molten type material at high temperature being capable of melting.And electrically operated valve executes the internal thread circle 3 and external screw thread of controller
The purpose of the setting of circle 4 is exactly to allow it that can carry out matched, and current ventilation with the valve control mouth of ventilation shaft
Pipeline generally use thermoplastic resin, chemical property is more stable, therefore the connection that ventilation shaft and valve execute controller can
It is attached in the form of using thermofussion welding, this connection type is relatively simple, and the leakproofness after connection is preferable.
Further, it is inserted into two through-holes 51 of U-shaped fastener 5 using the screwed U-shaped stainless steel in both ends
Afterwards, then locked using hex nut, the plug of the valve of ventilation shaft can be fixed on U-shaped stainless steel and U-shaped fastener
In 5 inner spaces formed.
Further, the power of brushless motor 8 is 0.8W~1.2W；More preferred, the power of brushless motor 8 is 1W.
Further, the speed of brushless motor 8 is 5000rpm~8000rpm.
Further, the aperture that valve executes the valve of controller is -45 °~45 °.
Further, the time that valve execution controller controller plug goes to 45 ° from -45 ° is 1 second~5 seconds.
The operation principle that the electric valve of the present invention executes controller is as follows：
The outer diameter of the valve control mouth of ventilation shaft is measured first, then judges to be the electric valve with the present invention
Execute the external screw thread circle 4 of controller internal diameter is identical or the internal diameter of internal thread circle 3 is identical, select the valve control of ventilation shaft
The outer diameter of donsole screw thread identical with the internal diameter of external screw thread circle 4 or internal thread circle 3 carries out thermofussion welding.During thermofussion welding,
The plug of the valve control mouth of ventilation shaft is passed through into internal thread circle 4 and tapped through hole 221, then so that internal thread circle 3 or outer
The outer surface of the inner surface of the fillet of screw 4 and the valve control mouth of ventilation shaft is welded.Then not by the screwed U-shaped in both ends
It is then locked using hex nut after rust steel is inserted into two through-holes 51 of U-shaped fastener 5.
Then debugging button 111 is pressed, executing controller to valve debugs, and the principle of debugging is as follows：It presses down on
Button 111 is debugged, debugging button 111 drives connecting rod 114 to move down, connecting rod 114 and the tooth above clutch gear 224
The upper surface touching of wheel 2241 so that the gear 2241 above clutch gear 224 is separated to come with motor gear 82, to make
Brushless motor 8 can not drive clutch gear 224 to move, and clutch gear 224 does not move, then driven gear 1,
Driven gear 2 226, driven gear 3 227 and fan-shaped driven gear 228 can not be driven by motor and move.At this point it is possible to hand
The plug of the valve control mouth of dynamic rotation ventilation shaft, to observe the movement that valve executes controller.
After debugging, valve execute controller can normal operation, the principle of normal operation is as follows:Control is executed to valve
Device processed is powered, and after energization, wiring board 13 controls brushless motor 8 and works, and after brushless motor 8 rotates, can be driven by motor shaft 81
Motor gear 82 rotates, and motor gear 82 drives the gear 2241 of the upper surface of clutch gear 224 to rotate, to drive clutch tooth
Gear 2242 below wheel 224 rotates；Gear 2242 below clutch gear 224 drives the upper of driven gear 1
The gear 2251 in face rotates, the knot that the gear 2251 of the upper surface of driven gear 1 is integrally formed with following gear 2252
Structure；To which the gear 2252 below driven gear 1 can drive the gear 2261 of the upper surface of driven gear 2 226 to move,
The gear 2261 of the upper surface of driven gear 2 226 is integrally formed structures with following gear 2262；To driven gear two
Gear 2262 below 226 can drive the gear 2272 below driven gear 3 227 to rotate, below driven gear 3 227
Gear 2272 be integrally formed structures with gear 2271 above；To 2271 band of gear of the upper surface of driven gear 227
Dynamic sector driven gear 228 moves, and fan-shaped driven gear 228 is fixed on tapped through hole 221, tapped through hole and ventilation shaft
The plug of valve control mouth fix, to drive ventilation shaft valve control mouth plug movement, realize to valve switch
Control.
Meanwhile valve of the invention executes controller with reset function and positive/negative rotating function, for being executed in valve
When controller is abnormal, abnormal conditions are manually discharged.Specifically, the principle of control is as follows：Controller is executed in valve
It is artificial to press reset button 131 when abnormal, reset signal is sent to wiring board 13, wiring board 13 is according to the calculating set
Machine program controls brushless motor so that brushless motor drives clutch gear 224, driven gear 1, driven gear
2 226, driven gear 3 227, fan-shaped driven gear 228 move, to realize the control for being returned to dead-center position to valve switch
System.When valve executes controller and is abnormal, artificial to press forward or reverse button 132, forward or reverse button 132 is set
Fixed path and the path that reset button is set are exactly the opposite, and the double-direction control that valve executes controller may be implemented in this way.
Also have when prevent motor from losing the control to valve in addition, the valve of the present invention executes controller, due to
The movement of fluid in ventilation shaft, the function of the caused damage to brushless motor 8 are specific to protect brushless motor 8 by wind
The principle that fluid influences in road is as follows：When brushless motor 8 loses to the fan-shaped driven gear 228 of valve execution controller
When control, if there is fluid motion in ventilation shaft, fluid motion can make the plug of valve control mouth move, and
Plug is fixed together with fan-shaped driven gear 228, therefore fan-shaped driven gear 228 can be with fluid in ventilation shaft
It moves and rotates, the movement of fan-shaped driven gear 228, driven gear 3 227 can be driven to rotate, driven gear 3 227 can band
Dynamic driven gear 2 226 moves, and driven gear 2 226 can drive driven gear 1 to move, and driven gear 1 can drive
Gear 2242 below clutch gear 224 moves, and gear 2242 below can make brake spring 2247 when moving
Two feelers are blocked by two raised bumping posts 2245 and 2246 on guard circle, to prevent the fortune of following gear 2242
Dynamic, therefore gear 2241 above will not then move, gear 2241 above is connected with motor gear 82, clutch gear 224 it is upper
The gear 2241 in face does not move, then the motor gear 82 of brushless motor 8 does not move then, then will not interfere, prolong to motor
The service life of motor is grown.
Description of the drawings
Fig. 1 is the structural schematic diagram that the electrically operated valve of the present invention executes first angle of controller.
Fig. 2 is the structural schematic diagram that the electrically operated valve of the present invention executes second angle of controller.
Fig. 3 is the structural schematic diagram that the electrically operated valve of the present invention executes the third angle of controller.
Fig. 4 is the structural schematic diagram that the electrically operated valve of the present invention executes the inside of controller.
Fig. 5 is the inside removing fixed plate and the structural representation after fixed column that the electrically operated valve of the present invention executes controller
Figure.
Fig. 6 is the inside removing fixed plate and another angle after fixed column that the electrically operated valve of the present invention executes controller
Structural schematic diagram.
Fig. 7 is the structural schematic diagram of clutch gear.
Fig. 8 is the structural schematic diagram of the upper cover of motor control box.
Fig. 9 is the structural schematic diagram of first angle of the lower cover of motor control box.
Figure 10 is the structural schematic diagram of second angle of the lower cover of motor control box.
Figure 11 is the structural schematic diagram of gear case body.
Figure 12 is the structural schematic diagram at another visual angle of gear case body.
Attached drawing will be specifically described in conjunction with specific implementation case as follows.
Specific implementation mode
Case 1 is embodied：
The structural schematic diagram of first angle of controller, such as Fig. 2 are executed for the electrically operated valve of the present invention as shown in Figure 1
It is shown the structural schematic diagram of second angle of the electrically operated valve execution controller of the present invention, is illustrated in figure 3 the present invention's
Electrically operated valve executes the structural schematic diagram of the third angle of controller comprising：Motor control box 1 and gear-box 2.
Wherein, the shell of motor control box 1 is divided into upper cover 11 and lower cover 12.It is illustrated in figure 8 the upper cover of motor control box
Structural schematic diagram, if Fig. 9 be motor control box lower cover first angle structural schematic diagram, such as Figure 10 be motor control
The structural schematic diagram of second angle of the lower cover of case processed, the edge on four sides of the top planes of upper cover 11 contain it is each there are one
Mounting hole 112, the fixed column 122 with cavity for the protrusion with the edge on four sides of the bottom surface 127 of lower cover 12 match,
Screw locking is squeezed into after matching from the mounting hole 112 of 11 outer surface of upper cover to fix.
It is the structural schematic diagram of gear case body, wherein gear-box 2 that gear-box 2, which divides for babinet 21 and lower cover 22, such as Figure 11,
The upper surface of babinet 21 be divided into the planes of two different angles, wherein the angle of first plane and horizontal plane is R, the model of R
It is 3 °~15 ° to enclose, and the angle of second plane and horizontal plane is O °；The rectangular through holes 211 at the edge of first plane and electricity
The fixinig plate 125 of the lower cover 12 of machine control cabinet 1 matches, and is attached by screw so that motor control box 1 and gear-box 2
It can fix；Contain multiple fixed columns 212 with cavity on the upper surface of the inside of the babinet 21 of gear-box 2, band is free
The fixed column 212 of chamber with the mounting hole 222 of lower cover 22 for being matched, from the mounting hole 222 of 22 outer surface of lower cover after matching
Screw locking is squeezed into fix；Contain valve opening scale in the top of second plane in the upper surface of the babinet 21 of gear-box 2
Disk 6.Upper surface of the valve opening dial 6 with the babinet of gear-box 2 21 by way of integrated injection molding is fixed.
It is illustrated in figure 4 the structural schematic diagram of the inside of the electrically operated valve execution controller of the present invention, is illustrated in figure 5
The inside that the electrically operated valve of the present invention executes controller removes the structural schematic diagram after fixed plate and fixed column, if Fig. 6 is this hair
Bright electrically operated valve executes the structural schematic diagram of the inside removing fixed plate and another angle after fixed column of controller.Motor
Contain wiring board 13 in control cabinet 1, be connected with brushless motor 8 in wiring board 13, computer program is contained in wiring board 13, uses
It works in control brushless motor 8；Brushless motor 8 is fixed by fixed block 14, is located in motor control box 1, brushless motor
8 motor shaft 81 passes through the through-hole 1261 of the lower cover 12 of fixed block 14 and motor control box 1, enters in gear-box 2, motor
Gear 82 is sleeved on the outside of motor shaft 81, and in gear-box；Motor gear 82 and clutch gear 224 under normal condition
Gear 2241 above contacts；Clutch gear 224 is by 2243 groups of gear 2241 above, following gear 2242 and central shaft
At, and gear 2241 above is bigger than the diameter of following gear 2242, it, can band when gear 2241 above rotates
Following gear 2242 is moved to rotate；Gear 2242 and the upper surface of driven gear 1 below clutch gear 224
Gear 2251 contacts, and the gear 2251 of the upper surface of driven gear 1 is integrally formed structures with following gear 2252；
Gear 2252 below driven gear 1 is contacted with the gear 2261 of the upper surface of driven gear 2 226, driven gear two
The upper surface of 226 gear 2261 is integrally formed structures with following gear 2262；Tooth below driven gear 2 226
Wheel 2262 is contacted with the gear 2272 below driven gear 3 227, the gear 2272 below driven gear 3 227 and above
Gear 2271 be integrally formed structures；The gear 2271 of the upper surface of driven gear 227 connects with fan-shaped driven gear 228
It touches, fan-shaped driven gear 228 is fixed on tapped through hole 221；Tapped through hole 221 penetrates the lower cover 22 of gear-box 2, runs through tooth
The babinet of roller box 22, and slightly beyond second plane in the upper surface of the babinet of gear-box 2 21, be located at valve opening and carve
The center of scale 6；Wherein, motor gear 82, clutch gear 224, driven gear 1, driven gear 2 226, driven
Gear 3 227 and fan-shaped driven gear 228 are respectively positioned on inside gear-box 2；It is fixed on the outer surface of the lower cover 22 of gear-box 2
There are internal thread circle 3, external screw thread circle 4, internal thread circle 3 to be located at the inner hub location of external screw thread circle 4, and in internal thread circle 3
Heart position is identical as the center of tapped through hole 221, a diameter of 0.5cm~1.5cm of tapped through hole 221.Internal thread circle 3
Height be 0.5cm~1cm, the height of external screw thread circle 4 is 0.8cm~2cm；And external screw thread circle 4 is than the height of internal thread circle 3
High 0.5cm~1cm.The inside diameter of internal thread circle 3 is 36mm, and the inside diameter of external screw thread circle 4 is 50mm.3 He of internal thread circle
The material of external screw thread circle 4 uses general-purpose plastics；Be fixed with fan-shaped driven gear 228 on the outer ring of tapped through hole 221, it is fan-shaped from
Moving gear 228 is fixedly arranged above U-shaped fastener 5, containing there are two through-hole 51, fastener 5 and tapped through holes on U-shaped fastener 5
221 close places keep the shape consistent with tapped through hole 221.
Contain fixed hole 115 in the upper cover 11 of motor control box 1, debugs button 111 across fixed hole 115, and with
The outer surface of upper cover 11 flushes, and debugging button 111 is fixedly connected with connecting rod 114, and the length of connecting rod 114 is reached equal to upper cover 11
The distance of the upper surface of gear 2241 above clutch gear 224.
Containing there are two through-hole 113 in the upper cover 11 of motor control box 1, the two through-holes 113 for be each passed through reset by
Button 131 and forward or reverse button 132, reset button 131 and forward or reverse button 132 are connect with wiring board 13, are used for
Valve carries out reset setting when executing controller operation irregularity.
It is illustrated in figure 7 the structural schematic diagram of clutch gear.Clutch gear 224 includes gear 2241 above, following
Gear 2242, central shaft 2243, centre bore 2244, raised bumping post 2245, raised bumping post 2246, brake spring 2247, wherein
Central shaft 2243 is through the centre bore of the centre bore 2244 and following gear 2242 of gear 2241 above, gear below
2241 engaged outside of 2242 gear internal and gear above so that gear above can drive following gear
It rotates together；The center of following gear 2242 is provided with brake spring 2247, and there are two touch for the tool of brake spring 2247
Angle, while following gear 2242 is provided with a circle guard circle in the periphery of brake spring 2247, for protecting and fixing brake
Spring 2247, and at least contain two raised bumping posts 2245 and 2246 on the guard circle, two feelers of brake spring 2247 are visited
Go out except guard circle, and is blocked by two raised bumping posts 2245 and 2246.Using the clutch gear 224, can effectively prevent
It is caused to brushless electricity due to the movement of the fluid in ventilation shaft when brushless motor 8 loses the control to valve
The damage of machine 8.
Using general-purpose plastics, general-purpose plastics herein includes the material of internal thread circle 3 and external screw thread circle 4 as described above
Polyethylene, polypropylene, polyvinyl chloride, polystyrene and ABS, the above general-purpose plastics are heat molten type material.Using general-purpose plastics
Advantage be that heat molten type material at high temperature being capable of melting.And electrically operated valve executes the internal thread circle 3 of controller and outer spiral shell
The purpose of the setting of line circle 4 is exactly matched in order to which it can be carried out with the valve control mouth of ventilation shaft, and current logical
Wind pipeline generally use thermoplastic resin, chemical property is more stable, therefore ventilation shaft and valve execute the connection of controller
The form that thermofussion welding may be used is attached, and this connection type is relatively simple, and the leakproofness after connection is preferable.
When installation, after being inserted into two through-holes 51 of U-shaped fastener 5 using the screwed U-shaped stainless steel in both ends,
Then locked using hex nut, the plug of the valve of ventilation shaft can be fixed on to 5 shape of U types stainless steel and U-shaped fastener
At inner space in.
The power of brushless motor 8 as above is 1W, and the speed of brushless motor 8 is 6000rpm.
The aperture that valve in the implementation case executes the valve of controller is -45 °~45 °, and valve executes controller control
The time that plug processed goes to 45 ° from -45 ° is 1.5 seconds.
The operation principle that the electric valve of the present invention executes controller is as follows：
The outer diameter of the valve control mouth of ventilation shaft is measured first, then judges to be the electric valve with the present invention
Execute the external screw thread circle 4 of controller internal diameter is identical or the internal diameter of internal thread circle 3 is identical, select the valve control of ventilation shaft
The outer diameter of donsole screw thread identical with the internal diameter of external screw thread circle 4 or internal thread circle 3 carries out thermofussion welding.During thermofussion welding,
The plug of the valve control mouth of ventilation shaft is passed through into internal thread circle 4 and tapped through hole 221, then so that internal thread circle 3 or outer
The outer surface of the inner surface of the fillet of screw 4 and the valve control mouth of ventilation shaft is welded.Then not by the screwed U-shaped in both ends
It is then locked using hex nut after rust steel is inserted into two through-holes 51 of U-shaped fastener 5.
Then debugging button 111 is pressed, executing controller to valve debugs, and the principle of debugging is as follows：It presses down on
Button 111 is debugged, debugging button 111 drives connecting rod 114 to move down, connecting rod 114 and the tooth above clutch gear 224
The upper surface touching of wheel 2241 so that the gear 2241 above clutch gear 224 is separated to come with motor gear 82, to make
Brushless motor 8 can not drive clutch gear 224 to move, and clutch gear 224 does not move, then driven gear 1,
Driven gear 2 226, driven gear 3 227 and fan-shaped driven gear 228 can not be driven by motor and move.At this point it is possible to hand
The plug of the valve control mouth of dynamic rotation ventilation shaft, to observe the movement that valve executes controller.
After debugging, valve execute controller can normal operation, the principle of normal operation is as follows:Control is executed to valve
Device processed is powered, and after energization, wiring board 13 controls brushless motor 8 and works, and after brushless motor 8 rotates, can be driven by motor shaft 81
Motor gear 82 rotates, and motor gear 82 drives the gear 2241 of the upper surface of clutch gear 224 to rotate, to drive clutch tooth
Gear 2242 below wheel 224 rotates；Gear 2242 below clutch gear 224 drives the upper of driven gear 1
The gear 2251 in face rotates, the knot that the gear 2251 of the upper surface of driven gear 1 is integrally formed with following gear 2252
Structure；To which the gear 2252 below driven gear 1 can drive the gear 2261 of the upper surface of driven gear 2 226 to move,
The gear 2261 of the upper surface of driven gear 2 226 is integrally formed structures with following gear 2262；To driven gear two
Gear 2262 below 226 can drive the gear 2272 below driven gear 3 227 to rotate, below driven gear 3 227
Gear 2272 be integrally formed structures with gear 2271 above；To 2271 band of gear of the upper surface of driven gear 227
Dynamic sector driven gear 228 moves, and fan-shaped driven gear 228 is fixed on tapped through hole 221, tapped through hole and ventilation shaft
The plug of valve control mouth fix, to drive ventilation shaft valve control mouth plug movement, realize to valve switch
Control.
Meanwhile valve of the invention executes controller with reset function and positive/negative rotating function, for being executed in valve
When controller is abnormal, abnormal conditions are manually discharged.Specifically, the principle of control is as follows：Controller is executed in valve
It is artificial to press reset button 131 when abnormal, reset signal is sent to wiring board 13, wiring board 13 is according to the calculating set
Machine program controls brushless motor so that brushless motor drives clutch gear 224, driven gear 1, driven gear
2 226, driven gear 3 227, fan-shaped driven gear 228 move, to realize the control for being returned to dead-center position to valve switch
System.When valve executes controller and is abnormal, artificial to press forward or reverse button 132, forward or reverse button 132 is set
Fixed path and the path that reset button is set are exactly the opposite, and the double-direction control that valve executes controller may be implemented in this way.
Also have when prevent motor from losing the control to valve in addition, the valve of the present invention executes controller, due to
The movement of fluid in ventilation shaft, the function of the caused damage to brushless motor 8 are specific to protect brushless motor 8 by wind
The principle that fluid influences in road is as follows：When brushless motor 8 loses to the fan-shaped driven gear 228 of valve execution controller
When control, if there is fluid motion in ventilation shaft, fluid motion can make the plug of valve control mouth move, and
Plug is fixed together with fan-shaped driven gear 228, therefore fan-shaped driven gear 228 can be with fluid in ventilation shaft
It moves and rotates, the movement of fan-shaped driven gear 228, driven gear 3 227 can be driven to rotate, driven gear 3 227 can band
Dynamic driven gear 2 226 moves, and driven gear 2 226 can drive driven gear 1 to move, and driven gear 1 can drive
Gear 2242 below clutch gear 224 moves, and gear 2242 below can make brake spring 2247 when moving
Two feelers are blocked by two raised bumping posts 2245 and 2246 on guard circle, to prevent the fortune of following gear 2242
Dynamic, therefore gear 2241 above will not then move, gear 2241 above is connected with motor gear 82, clutch gear 224 it is upper
The gear 2241 in face does not move, then the motor gear 82 of brushless motor 8 does not move then, then will not interfere, prolong to motor
The service life of motor is grown.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the present invention's
Protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of electric valve executes controller comprising：Motor control box (1) and gear-box (2), wherein motor control
The shell of case (1) is divided into upper cover (11) and lower cover (12), the edge on four sides of the top planes of upper cover (11) contain it is each there are one
Mounting hole (112), the fixed column with cavity for the protrusion with the edge on four sides of the bottom surface (127) of lower cover (12)
(122) it matches, squeezes into screw locking from the mounting hole (112) of upper cover (11) outer surface after matching and fix；Gear-box (2) is divided into case
Body (21) and lower cover (22), the upper surface of the wherein babinet (21) of gear-box (2) are divided into the plane of two different angles, wherein the
The angle of one plane and horizontal plane is R, ranging from 3 °~15 ° of R, and the angle of second plane and horizontal plane is O °；First
The rectangular through holes (211) at the edge of a plane are matched with the fixinig plate (125) of the lower cover (12) of motor control box (1), and are led to
It crosses screw to be attached so that motor control box (1) and gear-box (2) can be fixed；The inside of the babinet (21) of gear-box (2)
Upper surface on contain multiple fixed columns (212) with cavity, with cavity fixed column (212) for and lower cover (22)
Mounting hole (222) is matched, and is squeezed into screw locking from the mounting hole (222) of lower cover (22) outer surface after matching and is fixed；Gear
Contain valve opening dial (6) in the top of second plane in the upper surface of the babinet (21) of case (2)；It is characterized in that：
Contain wiring board (13) in motor control box (1), is connected with brushless motor (8) in wiring board (13), wiring board contains in (13)
Computer program, for controlling brushless motor (8) work；Brushless motor (8) is fixed by fixed block (14), is located at motor
In control cabinet (1), the motor shaft (81) of brushless motor (8) passes through the lower cover (12) of fixed block (14) and motor control box (1)
Through-hole (1261) enters in gear-box (2), and motor gear (82) is sleeved on the outside of motor shaft (81), and in gear-box；
Motor gear (82) is contacted with the gear (2241) of the upper surface of clutch gear (224) under normal condition；Clutch gear (224) is by upper
Gear (2241), following gear (2242) and central shaft (2243) composition in face, and gear (2241) above is than following
The diameter of gear (2242) is big, when gear (2241) above rotates, following gear (2242) can be driven to occur to turn
It is dynamic；Gear (2242) below clutch gear (224) is contacted with the gear (2251) of the upper surface of driven gear one (225), from
The gear (2251) of the upper surface of moving gear one (225) is integrally formed structures with following gear (2252)；Driven gear one
(225) gear (2252) below is contacted with the gear (2261) of the upper surface of driven gear two (226), driven gear two
The upper surface of (226) gear (2261) is integrally formed structures with following gear (2262)；Under driven gear two (226)
The gear (2262) in face is contacted with the gear (2272) of driven gear three (227) below, the tooth below driven gear three (227)
Wheel (2272) is integrally formed structures with gear (2271) above；The gear (2271) of the upper surface of driven gear (227) with
Fan-shaped driven gear (228) contact, fan-shaped driven gear (228) are fixed on tapped through hole (221)；Tapped through hole (221) is worn
The lower cover (22) of saturating gear-box (2), the babinet for running through gear-box (22), and slightly beyond the upper of the babinet of gear-box (2) (21)
Second plane in surface is located at the center of valve opening dial (6)；Wherein, motor gear (82), clutch gear
(224), driven gear one (225), driven gear two (226), driven gear three (227) and fan-shaped driven gear (228) equal position
It is internal in gear-box (2)；Internal thread circle (3), external screw thread circle (4) are fixed on the outer surface of the lower cover (22) of gear-box (2),
Internal thread circle (3) is located at the inner hub location of external screw thread circle (4), and the center of internal thread circle (3) and tapped through hole
(221) center is identical, and the height of internal thread circle (3) is less than the height of external screw thread circle (4)；Internal thread circle (3) and outer spiral shell
The material of line circle (4) uses general-purpose plastics；Be fixed with fan-shaped driven gear (228) on the outer ring of tapped through hole (221), it is fan-shaped from
Moving gear (228) is fixedly arranged above U-shaped fastener (5), containing there are two through-hole (51), fasteners (5) on U-shaped fastener (5)
Close place is kept and the consistent shape of tapped through hole (221) with tapped through hole (221).
2. electric valve as described in claim 1 executes controller, it is characterised in that：The upper cover of motor control box (1)
(11) also include fixed hole (115) on, debugging button (111) pass through fixed hole (115), and with the appearance of upper cover (11)
Face flushes, and debugging button (111) is fixedly connected with connecting rod (114), and the length of connecting rod (114) is equal to upper cover (11) and reaches clutch tooth
Take turns the distance of the upper surface of the gear (2241) of (224) above.
3. electric valve as described in claim 1 executes controller, it is characterised in that：The upper cover of motor control box (1)
(11) also include on there are two through-hole (113), the two through-holes (113) for be each passed through reset button (131) and rotating forward or
Button (132) is inverted, reset button (131) and forward or reverse button (132) are connect with wiring board (13), for being held in valve
Reset setting is carried out when line control unit operation irregularity.
4. electric valve as described in claim 1 executes controller, it is characterised in that：Clutch gear (224) includes upper
The gear (2241) in face, following gear (2242), central shaft (2243), centre bore (2244), raised bumping post (2245), protrusion
Bumping post (2246), brake spring (2247), wherein central shaft (2243) runs through the centre bore (2244) of gear (2241) above
With the centre bore of following gear (2242), outside (2241) of the gear internal of gear (2242) below and gear above
Portion is engaged so that gear above can drive following gear to rotate together；The centre bit of following gear (2242) installs
It is equipped with brake spring (2247), there are two feelers for brake spring (2247) tool, while following gear (2242) is in brake spring
(2247) periphery is provided with a circle guard circle, for protecting and fixing brake spring (2247), and at least contains on the guard circle
There are two raised bumping post (2245) and (2246), two feelers of brake spring (2247) are leant out except guard circle, and by two
Raised bumping post (2245) and (2246) are blocked.
5. electric valve as described in claim 1 executes controller, it is characterised in that：Valve opening dial (6) is logical
The upper surface for crossing the mode of integrated injection molding and the babinet (21) of gear-box (2) is fixed or valve opening dial (6) is logical
It crosses the fixed mode of gluing, screw and nut and the upper surface of the babinet (21) of gear-box (2) is fixed.
6. electric valve as described in claim 1 executes controller, it is characterised in that：The height of internal thread circle (3) is
The height of 0.5cm~1cm, external screw thread circle (4) are 0.8cm~2cm；And external screw thread circle (4) is higher than the height of internal thread circle (3)
0.5cm~1cm；The inside diameter of internal thread circle 3 is 36mm, and the inside diameter of external screw thread circle 4 is 50mm.
7. electric valve as described in claim 1 executes controller, it is characterised in that：The diameter of tapped through hole (221)
For 0.5cm~1.5cm.
8. electric valve as described in claim 1 executes controller, it is characterised in that：Internal thread circle (3) and external screw thread
The material for enclosing (4) uses general-purpose plastics, general-purpose plastics herein include polyethylene, polypropylene, polyvinyl chloride, polystyrene and
ABS。
9. electric valve as described in claim 1 executes controller, it is characterised in that：The power of brushless motor (8) is
The speed of 0.8W~1.2W, brushless motor (8) are 5000rpm~8000rpm；Valve execute controller valve aperture be-
45 °~45 °, the time that valve execution controller controller plug goes to 45 ° from -45 ° is 1 second~5 seconds.
10. the electric valve as described in any one of claim 1~9 executes controller, it is characterised in that：When installation
After being inserted into using the screwed U-shaped stainless steel in both ends in two through-holes (51) of U-shaped fastener (5), hexagonal is then used
Nut is locked, and it is empty that the plug of the valve of ventilation shaft can be fixed on to the inside that U-shaped stainless steel and U-shaped fastener (5) are formed
Between in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500137.1A CN108758057A (en) | 2018-05-23 | 2018-05-23 | A kind of electric valve execution controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500137.1A CN108758057A (en) | 2018-05-23 | 2018-05-23 | A kind of electric valve execution controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108758057A true CN108758057A (en) | 2018-11-06 |
Family
ID=64005095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810500137.1A Pending CN108758057A (en) | 2018-05-23 | 2018-05-23 | A kind of electric valve execution controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108758057A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4240688A1 (en) * | 1992-12-03 | 1994-06-09 | Rikuo Fukamachi | Spring-loaded valve actuator with motor and electromagnetic brake - enables valve to be closed by release of stored energy from spring when motor is immobilised by failure of operating voltage |
| US20050109142A1 (en) * | 2001-04-27 | 2005-05-26 | Rk Rose + Krieger Gmbh & Co. Kg Verbindungs- Und Positioniersysteme | Electromotive adjustment device |
| CN203614861U (en) * | 2013-11-13 | 2014-05-28 | 辉煌水暖集团有限公司 | Reduction motor control mechanism |
| CN207064772U (en) * | 2017-07-27 | 2018-03-02 | 山东雅瑞调节阀有限公司 | One kind regulation electric actuator for valve |
| CN207161837U (en) * | 2017-08-28 | 2018-03-30 | 深圳市派格森科技有限公司 | A kind of miniature electric valve actuator |
| CN207161836U (en) * | 2017-08-28 | 2018-03-30 | 深圳市派格森科技有限公司 | A kind of electric valve actuator using DC brushless motor |
-
2018
- 2018-05-23 CN CN201810500137.1A patent/CN108758057A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4240688A1 (en) * | 1992-12-03 | 1994-06-09 | Rikuo Fukamachi | Spring-loaded valve actuator with motor and electromagnetic brake - enables valve to be closed by release of stored energy from spring when motor is immobilised by failure of operating voltage |
| US20050109142A1 (en) * | 2001-04-27 | 2005-05-26 | Rk Rose + Krieger Gmbh & Co. Kg Verbindungs- Und Positioniersysteme | Electromotive adjustment device |
| CN203614861U (en) * | 2013-11-13 | 2014-05-28 | 辉煌水暖集团有限公司 | Reduction motor control mechanism |
| CN207064772U (en) * | 2017-07-27 | 2018-03-02 | 山东雅瑞调节阀有限公司 | One kind regulation electric actuator for valve |
| CN207161837U (en) * | 2017-08-28 | 2018-03-30 | 深圳市派格森科技有限公司 | A kind of miniature electric valve actuator |
| CN207161836U (en) * | 2017-08-28 | 2018-03-30 | 深圳市派格森科技有限公司 | A kind of electric valve actuator using DC brushless motor |
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| CB03 | Change of inventor or designer information | ||
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Inventor after: Meng Daxue Inventor before: Meng Daxue Inventor before: Zhang Zukun |
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Application publication date: 20181106 |