CN112610702B - Electric butterfly valve for pipeline water delivery control - Google Patents
Electric butterfly valve for pipeline water delivery control Download PDFInfo
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- CN112610702B CN112610702B CN202011469357.6A CN202011469357A CN112610702B CN 112610702 B CN112610702 B CN 112610702B CN 202011469357 A CN202011469357 A CN 202011469357A CN 112610702 B CN112610702 B CN 112610702B
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- dustpan
- valve
- valve body
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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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
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
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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
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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
Abstract
The invention discloses an electric butterfly valve for controlling pipeline water delivery, which comprises a valve body, a butterfly plate, a control shaft lever, a rotating shaft and a dustpan, wherein one end of the control shaft lever is connected with the butterfly plate, the first end of the lever is connected with the dustpan, the second end of the lever is slidably connected with the valve body, the lever is also in transmission connection with the control shaft lever through a transmission assembly, and the lever can drive the control shaft lever to rotate. When the water-saving type water-saving dustpan works, pressurized water in a pipeline enters the water-saving dustpan, the moment of one end of the lever, which is connected with the water-saving dustpan, is increased along with the gradual increase of the weight of the water-saving dustpan, the lever and the rotating shaft rotate relative to the valve body, one end of the lever, which is connected with the water-saving dustpan, moves downwards, the lever is in transmission connection with the control shaft lever by using the transmission assembly, the lever drives the control shaft lever to rotate, the butterfly plate is opened, and the electric butterfly valve is conducted; when the water level in the water dustpan reaches the maximum, the water dustpan stops water inflow, the water dustpan is emptied of water, the lever is reset, the lever drives the control rotating shaft to rotate by the transmission assembly to close the butterfly plate, and the electric butterfly valve is closed.
Description
Technical Field
The invention relates to the technical field of valves, in particular to an electric butterfly valve for controlling pipeline water delivery.
Background
The electric butterfly valve belongs to one of electric valve and electric control valve. The electric butterfly valve controls the opening and closing of the butterfly valve through a power signal. The working power supply generally has: AC220V, AC380V, etc. Inputting a signal: 4-20 mA, 0-10 v and other weak current signals. After the adjusting electric actuating mechanism and the valve rod are connected and debugged; the electric energy is used as a driving force to drive the valve plate of the hard seal butterfly valve to do 0-90-degree partial rotary motion. And 4-20 mA signals of the industrial automatic control system are received to accurately control the opening of the valve, so that the adjustment and control of different process parameters such as flow, temperature, pressure and the like are realized. The electric butterfly valve mainly has the following connection modes: flange and wafer type; the sealing form of the electric butterfly valve mainly comprises: rubber seals and metal seals. The electric butterfly valve can be used as a cut-off valve, a control valve and a check valve of a pipeline system. The manual control device is attached, so that once a power failure occurs, the manual operation can be temporarily carried out, and the use is not influenced.
The electric butterfly valve is a common regulating valve, achieves the purpose of opening and closing by controlling the butterfly plate to rotate around a valve shaft through a power signal, and is widely used as a stop valve, a control valve, a check valve and the like of a pipeline water delivery system. Be applied to pipeline control's butterfly valve because the pressure at the valve left and right sides pipeline is inequality, often lead to the butterfly valve easy when opening, the difficult condition during shutoff, electric butterfly valve provides the moment that the valve was opened and close mainly through electric actuator when using at present, then can't drive the butterfly valve if electric actuator output torque undersize, thereby it causes the waste to often select the bigger electric actuator of moment in order to ensure that the butterfly valve normally opens, and need higher energy consumption, the system running cost has been increased.
Therefore, how to change the current situation that the electric butterfly valve depends on the electric actuator with large torque and needs large electric energy in the prior art becomes a problem to be solved by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide an electric butterfly valve for controlling pipeline water delivery, which solves the problems in the prior art, reduces the energy consumption of the electric butterfly valve, saves energy and improves the adaptability of the electric butterfly valve.
In order to achieve the purpose, the invention provides the following scheme: the invention provides an electric butterfly valve for controlling pipeline water delivery, which comprises a valve body, a butterfly plate, a control shaft lever, a rotating shaft and a dustpan, the butterfly plate is rotatably arranged in the valve body, an installation chamber is arranged in the valve body, one end of the control shaft rod is connected with the butterfly plate, the other end of the control shaft lever can be rotationally extended into the mounting cavity, the lever is connected with the rotating shaft, the rotating shaft is rotatably connected with the valve body, the first end of the lever is connected with a dustpan, the dustpan can be communicated with the valve body, the second end of the lever can be connected with the valve body in a sliding way, the first end of the lever and the second end of the lever are respectively positioned on two sides of the rotating shaft, the lever is further in transmission connection with the control shaft lever through a transmission assembly, and the lever can drive the control shaft lever to rotate.
Preferably, transmission assembly includes first bevel gear dish, second bevel gear dish, gear shaft pole, spur rack, first bevel gear dish with the control axostylus axostyle links to each other, the gear shaft pole with the second bevel gear dish links to each other, the gear shaft pole rotationally with the valve body links to each other, first bevel gear dish with the meshing of second bevel gear dish, the axis of control axostylus axostyle with the axis of gear shaft pole is mutually perpendicular, the second bevel gear dish with the spur rack meshes mutually, the spur rack with the lever is perpendicular and the two links to each other, the second bevel gear dish is located the bottom of lever and have the clearance between the two, the spur rack is located the pivot is close to the one end of dustpan.
Preferably, a first end of the lever extends out of the mounting chamber and is connected to the dustpan, the valve body has a limiting hole groove, and a second end of the lever is slidably disposed in the limiting hole groove.
Preferably, still set up reset spring in the installation cavity, reset spring's one end with the lever links to each other, reset spring's the other end with the valve body links to each other, reset spring's axis perpendicular to the lever, reset spring with the spur rack is located respectively the both sides of pivot.
Preferably, a spring clamping seat is sleeved outside the control shaft rod, a volute spiral spring is arranged in the spring clamping seat, four layers of volute spiral springs are arranged in an overlapping mode, the volute spiral spring performs pre-compression treatment, and the pre-compression direction of the volute spiral spring is the same as the opening direction of the butterfly plate.
Preferably, the lever is connected to the dustpan by a rigid strut.
Preferably, a hole is formed in the position, close to the butterfly plate, of the valve body, the dustpan is communicated with the hole through a water inlet hose and a water outlet hose, the water inlet hose is communicated with the hole, the water outlet hose is communicated with the dustpan, and an electromagnetic valve is arranged between the water inlet hose and the water outlet hose.
Preferably, a floating ball liquid level switch is arranged in the dustpan, a turning plate is arranged at the bottom of the dustpan, and the turning plate is connected with a normally-closed electromagnetic lock.
Preferably, the electric butterfly valve for pipeline water delivery control further comprises a signal processing module, the electromagnetic valve, the normally closed electromagnetic lock and the floating ball liquid level switch are all connected with the signal processing module, and the signal processing module is connected with an external power supply through an external junction box.
Compared with the prior art, the invention has the following technical effects: the invention discloses an electric butterfly valve for controlling pipeline water delivery, which comprises a valve body, a butterfly plate, a control shaft lever, a rotating shaft and a water dustpan, wherein the butterfly plate is rotatably arranged in the valve body, an installation cavity is arranged in the valve body, one end of the control shaft lever is connected with the butterfly plate, the other end of the control shaft lever rotatably extends into the installation cavity, the lever is connected with the rotating shaft, the rotating shaft is rotatably connected with the valve body, the first end of the lever is connected with the water dustpan, the water dustpan can be communicated with the valve body, the second end of the lever is slidably connected with the valve body, the first end of the lever and the second end of the lever are respectively positioned at two sides of the rotating shaft, the lever is also in transmission connection with the control shaft lever through a transmission assembly, and the lever can drive the control shaft lever to rotate. When the electric butterfly valve for controlling the pipeline water delivery works, pressurized water in a pipeline enters the water dustpan, the moment of one end of the lever, which is connected with the water dustpan, is increased along with the gradual increase of the weight of the water dustpan, the lever and the rotating shaft rotate relative to the valve body, one end of the lever, which is connected with the water dustpan, moves downwards, the lever is in transmission connection with the control shaft lever by using the transmission assembly, the lever drives the control shaft lever to rotate, the butterfly plate is opened, and the electric butterfly valve is conducted; when the water level in the water dustpan reaches the maximum, the water dustpan stops water inflow, the water dustpan is emptied of water, the lever is reset, the lever drives the control rotating shaft to rotate by the transmission assembly to close the butterfly plate, and the electric butterfly valve is closed. According to the electric butterfly valve for controlling pipeline water delivery, pressurized water enters the water dustpan, the lever is driven by gravity to drive the control shaft lever to rotate, so that the opening and closing of the butterfly plate are realized, the problem of high energy consumption caused by the requirement of overlarge torque of a traditional electric actuator is solved, and the adaptability of the electric butterfly valve is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an electric butterfly valve for pipeline water delivery control according to the present invention;
the valve comprises an electric butterfly valve, a valve body, a mounting chamber, a butterfly plate, a control shaft rod, a first bevel gear plate, a second bevel gear plate, a gear shaft rod, a spur rack, a lever, a first end of the lever, a second end of the lever, a rotating shaft, a limiting hole groove, a return spring, a rigid supporting rod, a water dustpan, a hole, a water inlet hose, an electromagnetic valve, a water outlet hose, a floating ball liquid level switch, a normally closed electromagnetic lock, a signal processing module, an external junction box, a spring clamping seat, a volute spring and a transmission assembly, wherein the control shaft rod is 4, the first bevel gear plate is 5, the second bevel gear plate is 6, the gear shaft rod is 7, the spur rack is 8, the lever is 9, the first end of the lever is 901, the second end of the lever is 902, the signal processing module is 22, the external junction box is the spring clamping seat, the volute spring clamping seat is the volute spring clamping seat, the transmission assembly is the transmission assembly, and the transmission assembly is arranged in the transmission assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an electric butterfly valve for controlling pipeline water delivery, which solves the problems in the prior art, reduces the energy consumption of the electric butterfly valve, saves energy and improves the adaptability of the electric butterfly valve.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an electric butterfly valve for controlling pipeline water delivery according to the present invention.
The invention provides an electric butterfly valve a for controlling pipeline water delivery, which comprises a valve body 1, a butterfly plate 3, a control shaft lever 4, a lever 9, a rotating shaft 10 and a water dustpan 14, wherein the butterfly plate 3 is rotatably arranged in the valve body 1, an installation cavity 2 is arranged in the valve body 1, one end of the control shaft lever 4 is connected with the butterfly plate 3, the other end of the control shaft lever 4 can rotatably extend into the installation cavity 2, the lever 9 is connected with the rotating shaft 10, the rotating shaft 10 is rotatably connected with the valve body 1, the first end 901 of the lever 9 is connected with the water dustpan 14, the water dustpan 14 can be communicated with the valve body 1, the second end 902 of the lever 9 can be slidably connected with the valve body 1, the first end 901 of the lever 9 and the second end 902 of the lever 9 are respectively positioned at two sides of the rotating shaft 10, the lever 9 is also in transmission connection with the control shaft lever 4 through a transmission assembly 25, and the lever 9 can drive the control shaft lever 4 to rotate.
When the electric butterfly valve a for controlling pipeline water delivery works, pressurized water in a pipeline enters the water dustpan 14, along with the gradual increase of the weight of the water dustpan 14, the moment of one end of the lever 9 connected with the water dustpan 14 is increased, the lever 9 and the rotating shaft 10 rotate relative to the valve body 1, one end of the lever 9 connected with the water dustpan 14 moves downwards, the lever 9 is in transmission connection with the control shaft lever 4 by using the transmission component 25, the lever 9 drives the control shaft lever 4 to rotate, the butterfly plate 3 is opened, and the electric butterfly valve a is conducted; when the water level in the dustpan 14 reaches the maximum, the dustpan 14 stops water inflow, the dustpan 14 empties the water, the lever 9 is reset, the lever 9 drives the control rotating shaft 10 to rotate by using the transmission assembly 25 to close the butterfly plate 3, and the electric butterfly valve a is closed. According to the electric butterfly valve a for controlling pipeline water delivery, water under pressure enters the water dustpan 14, the lever 9 is driven by gravity to drive the control shaft lever 4 to rotate, so that the butterfly plate 3 is opened and closed, the problem of high energy consumption caused by the requirement of overlarge torque of a traditional electric actuator is solved, and the adaptability of the electric butterfly valve a is improved.
Specifically, the transmission assembly 25 comprises a first bevel gear disk 5, a second bevel gear disk 6, a gear shaft rod 7 and a spur rack 8, wherein the first bevel gear disk 5 is connected with the control shaft rod 4, the gear shaft rod 7 is connected with the second bevel gear disk 6, the gear shaft rod 7 is rotatably connected with the valve body 1, the first bevel gear disk 5 is meshed with the second bevel gear disk 6, the axis of the control shaft rod 4 is perpendicular to the axis of the gear shaft rod 7, the second bevel gear disk 6 is meshed with the spur rack 8, the spur rack 8 is perpendicular to the lever 9 and connected with the lever 9, the second bevel gear disk 6 is located at the bottom of the lever 9, a gap is formed between the second bevel gear disk and the lever 9, and the spur rack 8 is located at one end, close to the water dustpan 14, of the rotating shaft 10. When the dustpan 14 drives the lever 9 to rotate, the lever 9 drives the spur rack 8 connected with the lever 9 to move, the spur rack 8 is meshed with the second bevel gear disc 6, and the second bevel gear disc 6 rotates to drive the first bevel gear disc 5 to rotate, so as to drive the control shaft lever 4 to open or close the butterfly plate 3. In other embodiments of the present invention, the transmission assembly 25 with other transmission modes can also be used to drive the control shaft 4 to rotate.
Wherein, the first end 901 of the lever 9 extends out of the mounting chamber 2 and is connected with the dustpan 14, the valve body 1 is provided with a limit hole groove 11, the second end 902 of the lever 9 is slidably arranged in the limit hole groove 11, when the dustpan 14 drives the lever 9 to rotate, the second end 902 of the lever 9 slides up and down along the limit hole groove 11, the limit hole groove 11 can limit the limit position of the lever 9, and the safety factor of the device is improved.
More specifically, a return spring 12 is further arranged in the mounting chamber 2, one end of the return spring 12 is connected with the lever 9, the other end of the return spring 12 is connected with the valve body 1, the axis of the return spring 12 is perpendicular to the lever 9, and the return spring 12 and the spur rack 8 are respectively positioned on two sides of the rotating shaft 10. After the water dustpan 14 is emptied of water, the return spring 12 helps the lever 9 to return quickly, preventing the lever 9 from being jammed, and improving the reliability of the device.
In order to further reduce the energy consumption of the electric butterfly valve a, a spring clamping seat 23 is sleeved outside the control shaft rod 4, a volute spiral spring 24 is arranged in the spring clamping seat 23, four layers of volute spiral springs 24 are overlapped, the volute spiral spring 24 is pre-compressed, the pre-compression direction of the volute spiral spring 24 is the same as the opening direction of the butterfly plate 3, the pre-compressed volute spiral spring 24 can provide compensation when the electric butterfly valve a is turned off, and the first bevel gear disc 5 drives the control shaft rod 4 to rotate under the assistance of the volute spiral spring 24 so as to close the butterfly plate 3.
In addition, the lever 9 is connected with the dustpan 14 through the rigid supporting rod 13, the rigid supporting rod 13 is fixedly connected with the dustpan 14, and the dustpan 14 drives the lever 9 to move by using the rigid supporting rod 13 when the dustpan 14 is filled with water and emptied of water.
Furthermore, a hole 15 is formed in the position, close to the butterfly plate 3, of the valve body 1, the dustpan 14 is communicated with the hole 15 through a water inlet hose 16 and a water outlet hose 18, the water inlet hose 16 is communicated with the hole 15, the water outlet hose 18 is communicated with the dustpan 14, an electromagnetic valve 17 is arranged between the water inlet hose 16 and the water outlet hose 18, and the electromagnetic valve 17 adopts a small-caliber electromagnetic valve to control water inlet of the dustpan 14.
Correspondingly, a float level switch 19 is arranged in the dustpan 14, a turning plate is arranged at the bottom of the dustpan 14, the turning plate is connected with a normally-closed electromagnetic lock 20, the float level switch 19 can detect whether the water level in the dustpan 14 reaches the maximum water level, and the turning plate of the dustpan 14 can be turned over under the driving of the normally-closed electromagnetic lock 20 to release the water in the dustpan 14.
Furthermore, the electric butterfly valve a for pipeline water delivery control further comprises a signal processing module 21, the electromagnetic valve 17, the normally closed electromagnetic lock 20 and the float level switch 19 are connected with the signal processing module 21, the signal processing module 21 is connected with an external power supply through an external junction box 22, the signal processing module 21 can control the working states of the electromagnetic valve 17 and the normally closed electromagnetic lock 20 and simultaneously receive signals of the float level switch 19, in the specific embodiment, the signal processing module 21 adopts a single chip microcomputer, and the model of the single chip microcomputer can be STC15W4K56S 4.
When the electric butterfly valve a for controlling water delivery of the pipeline is in work, when the electromagnetic valve 17 is electrified, pressurized water in the pipeline is injected into the water dustpan 14 through the water outlet hose 18, along with the gradual increase of the weight of the water dustpan 14, the moment on the left side (in figure 1) of the lever 9 is increased and moves downwards along the limiting hole groove 11, the straight rack 8 moves along with the lever 9 and drives the second bevel gear disc 6 to rotate, the second bevel gear disc 6 drives the first bevel gear disc 5 meshed with the second bevel gear disc to rotate, the first bevel gear disc 5 drives the control shaft lever 4 to open the butterfly plate 3, and the electric butterfly valve a is conducted; when the water level in the dustpan 14 reaches the maximum, the float level switch 19 transmits a signal to the singlechip signal processing module 21, the singlechip signal processing module 21 controls the electromagnetic valve 17 to be closed, the dustpan 14 stops water inflow, after a preset time is reached, the normally-closed electromagnetic lock 20 is opened, the dustpan 14 empties the water volume, the reset spring 12 resets the lever 9, the straight rack 8 moves downwards to drive the second bevel gear disc 6 to rotate, the second bevel gear disc 6 drives the first bevel gear disc 5 meshed with the second bevel gear disc to rotate, the first bevel gear disc 5 drives the control shaft lever 4 to close the butterfly plate 3 under the assistance of the scroll spring, and the electric butterfly valve a is turned off. According to the electric butterfly valve a for controlling pipeline water delivery, the electromagnetic valve 17 is adopted to control water under pressure in the pipeline to enter the water dustpan 14, the lever 9 and the transmission assembly 25 are driven by gravity to open and close the butterfly plate 3, and the problem of high energy consumption caused by the requirement of overlarge torque of the traditional electric actuator is solved; meanwhile, the invention utilizes the volute spiral spring 24 arranged on the control shaft lever 4 to adjust the opening and closing moment of the butterfly plate 3, and adopts the precompressed volute spiral spring 24 to provide compensation when the electric butterfly valve a is turned off, thereby improving the problem that the traditional butterfly valve is difficult and needs larger moment of the electric actuator.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. The utility model provides an electric butterfly valve for pipeline water delivery control which characterized in that: the water dustpan comprises a valve body, a butterfly plate, a control shaft lever, a rotating shaft and a water dustpan, wherein the butterfly plate is rotatably arranged in the valve body, an installation cavity is arranged in the valve body, one end of the control shaft lever is connected with the butterfly plate, the other end of the control shaft lever rotatably extends into the installation cavity, the lever is connected with the rotating shaft, the rotating shaft is rotatably connected with the valve body, the first end of the lever is connected with the water dustpan, the water dustpan is communicated with the valve body, a hole is formed in the position, close to the butterfly plate, of the valve body, the water dustpan is communicated with the hole through a water inlet hose and a water outlet hose, the second end of the lever is slidably connected with the valve body, the first end of the lever and the second end of the lever are respectively positioned on two sides of the rotating shaft, and the lever is also in transmission connection with the control shaft lever through a transmission assembly, the lever can drive the control shaft lever to rotate.
2. The electric butterfly valve for pipeline water delivery control of claim 1, wherein: the transmission assembly comprises a first bevel gear disc, a second bevel gear disc, a gear shaft rod and a spur rack, the first bevel gear disc is connected with the control shaft rod, the gear shaft rod is connected with the second bevel gear disc, the gear shaft rod is rotatable and connected with the valve body, the first bevel gear disc is meshed with the second bevel gear disc, the axis of the control shaft rod is perpendicular to the axis of the gear shaft rod, the second bevel gear disc is meshed with the spur rack, the spur rack is perpendicular to the lever and connected with the lever, the second bevel gear disc is located a gap is formed between the bottom of the lever and the bottom of the lever, and the spur rack is located the rotating shaft is close to one end of the water dustpan.
3. The electric butterfly valve for pipeline water delivery control of claim 2, wherein: the first end of the lever extends out of the mounting cavity and is connected with the dustpan, the valve body is provided with a limiting hole groove, and the second end of the lever is slidably arranged in the limiting hole groove.
4. An electric butterfly valve for pipeline water delivery control according to claim 3, characterized in that: still set up reset spring in the installation cavity, reset spring's one end with the lever links to each other, reset spring's the other end with the valve body links to each other, reset spring's axis perpendicular to the lever, reset spring with the spur rack is located respectively the both sides of pivot.
5. The electric butterfly valve for pipe water supply control of claim 4, wherein: the butterfly plate is characterized in that a spring clamping seat is sleeved outside the control shaft rod, a volute spiral spring is arranged in the spring clamping seat, four layers of volute spiral springs are arranged in an overlapped mode, the volute spiral spring performs pre-compression treatment, and the pre-compression direction of the volute spiral spring is the same as the opening direction of the butterfly plate.
6. An electric butterfly valve for pipeline water delivery control according to claim 3, characterized in that: the lever is connected with the dustpan through the rigid supporting rod.
7. The electric butterfly valve for pipeline water delivery control of claim 1, wherein: the water inlet hose is communicated with the hole, the water outlet hose is communicated with the water dustpan, and an electromagnetic valve is arranged between the water inlet hose and the water outlet hose.
8. The electric butterfly valve for pipe water supply control of claim 7, wherein: the water dustpan is provided with a floating ball liquid level switch, the bottom of the water dustpan is provided with a turning plate, and the turning plate is connected with a normally closed electromagnetic lock.
9. The electric butterfly valve for pipe water management of claim 8, wherein: the electromagnetic valve, the normally closed electromagnetic lock and the floating ball liquid level switch are all connected with the signal processing module, and the signal processing module is connected with an external power supply through an external junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011469357.6A CN112610702B (en) | 2020-12-14 | 2020-12-14 | Electric butterfly valve for pipeline water delivery control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011469357.6A CN112610702B (en) | 2020-12-14 | 2020-12-14 | Electric butterfly valve for pipeline water delivery control |
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| Publication Number | Publication Date |
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| CN112610702A CN112610702A (en) | 2021-04-06 |
| CN112610702B true CN112610702B (en) | 2021-12-10 |
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| CN202011469357.6A Active CN112610702B (en) | 2020-12-14 | 2020-12-14 | Electric butterfly valve for pipeline water delivery control |
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| CN102661432B (en) * | 2012-05-03 | 2014-02-26 | 盘锦市高新技术发展促进中心 | Large flow mechanical self-controlling valve for irrigating paddy fields |
| CN103939660B (en) * | 2014-03-24 | 2016-08-17 | 江苏大学 | The floating ball self-sucking valve of a kind of band lever construction and method for designing thereof |
| CN108775438A (en) * | 2018-07-05 | 2018-11-09 | 殷逢宝 | A kind of feeding water-feed |
| CN210637520U (en) * | 2019-08-14 | 2020-05-29 | 河南益和阀门有限公司 | Novel butterfly valve |
| CN212720282U (en) * | 2020-06-29 | 2021-03-16 | 中燃宝电气（深圳）有限公司 | Gas water heater with lever transmission anti-soaking function |
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2020
- 2020-12-14 CN CN202011469357.6A patent/CN112610702B/en active Active
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