CN215873117U - Fluid feed spraying equipment and system based on automatically controlled three-way valve - Google Patents
Fluid feed spraying equipment and system based on automatically controlled three-way valve Download PDFInfo
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- CN215873117U CN215873117U CN202121427574.9U CN202121427574U CN215873117U CN 215873117 U CN215873117 U CN 215873117U CN 202121427574 U CN202121427574 U CN 202121427574U CN 215873117 U CN215873117 U CN 215873117U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model discloses a fluid feed spraying device and a system based on an electric control three-way valve, which comprise a liquid pump and the electric control three-way valve, wherein the electric control three-way valve is used for controlling a liquid inlet channel and a spraying channel; the container is connected with the inlet end of the liquid pump, the outlet end of the liquid pump is connected with the first port of the electric control three-way valve, the second port of the electric control three-way valve is connected with the water inlet pipe, and the third port of the electric control three-way valve is connected with the liquid spraying pipe; the liquid inlet channel is a channel for pumping a water inlet pipe to a container through an electric control three-way valve and a liquid pump; the spraying channel is a channel from the container to the liquid spraying pipe through the liquid pump and the electric control three-way valve; a container for preparing or storing a fluid feed; the fluid feed spraying equipment and the system based on the electric control three-way valve can realize multiple working modes of one liquid pump by adopting a simple and convenient method, and have smart structure and easy implementation.
Description
Technical Field
The utility model relates to fluid feed spraying equipment and a system based on an electric control three-way valve.
Background
In the field of aquatic products, some fishes such as spotted silver carps can only eat liquid feed (bait), and the liquid feed needs to be sprayed into ponds.
The traditional way is that the fluid bait is spilt out manually, or put into the bucket of taking the small opening with the fluid bait, during arbitrary fluid bait drips into the pond, these two kinds of modes are original technique, rely on the manpower to carry out instead of relying on electric power, spill the inefficiency of bait, also can't accomplish evenly to spill the material.
Therefore, there is a need for an electrically controlled three-way valve based fluid feed spraying apparatus and system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide the fluid feed spraying equipment and the system based on the electric control three-way valve, and the fluid feed spraying equipment and the system based on the electric control three-way valve are easy to implement, simple in structure and low in cost.
The technical solution of the utility model is as follows:
a fluid feed spraying device based on an electric control three-way valve comprises a liquid pump and the electric control three-way valve, wherein the electric control three-way valve is used for controlling a liquid inlet channel and a spraying channel;
the container is connected with the inlet end of the liquid pump, the outlet end of the liquid pump is connected with the first port of the electric control three-way valve, the second port of the electric control three-way valve is connected with the water inlet pipe, and the third port of the electric control three-way valve is connected with the liquid spraying pipe;
the liquid inlet channel is a channel for pumping a water inlet pipe to a container through an electric control three-way valve and a liquid pump;
the spraying channel is a channel from the container to the liquid spraying pipe through the liquid pump and the electric control three-way valve;
a container for preparing or storing a fluid feed;
the fluid feed spraying equipment based on the electric control three-way valve also comprises a liquid pump forward and reverse rotation control circuit and a valve control circuit; the valve control circuit is used for controlling the switching of the electric control three-way valve and ensuring that at most one channel of the electric control three-way valve can be conducted at each moment (either 2 channels are closed or only one channel is conducted, and two channels which are a liquid inlet channel and a spraying channel cannot be conducted); the three-way valve has various modes, the three-way valve has three channels which can be independently controlled, the control valve is used for controlling two channels, if power is supplied, the first channel is conducted, the second channel is closed, and if power is lost, the first channel is closed, the second channel is conducted, and the valve is preferably selected in the embodiment. The control can be realized through the contact of the relay, and the specific control method is the prior art.
The valve control circuit is based on an MCU (microprogrammed control Unit);
the switching signal input branch is connected with the input end of the MCU, and the output end of the MCU controls the action of the electric control valve through the output branch based on the relay, so that the switching between the liquid inlet channel and the spraying channel is realized. The MCU is a singlechip, a DSP or a PLC, an ARM processor and the like.
The number of switching signal input branches based on the input switch is N, wherein N is more than or equal to 1;
when N is 1, the switch signal input branch is correspondingly connected with 1 input end of the MCU;
and when N is larger than 1, the N switching signal input branches are correspondingly connected with the N input ends of the MCU.
When the switch signal branch is one, the corresponding input switch is a non-reset switch, and the switch is closed or opened at the moment and corresponds to two definite states. For example, the liquid inlet channel is closed and opened, and the corresponding spraying channel is opened, so that the MCU controls the liquid pump to rotate forwards and backwards correspondingly.
When the switch signal branches are multiple, the corresponding input switch can be a button for releasing reset. Thus, one button is opened corresponding to the liquid inlet channel, and the other button is opened corresponding to the spraying channel.
The working state of the electric control three-way valve is controlled by the normally open contact and the normally closed contact of one relay, or the working state of the electric control three-way valve is controlled by the normally open contacts of 2 relays.
The electric control valve and the liquid pump are controlled to be linked in positive and negative rotation through a timer in the MCU, namely the electric control valve starts to act and then firstly counts time, and then the motor is controlled to start to rotate in positive and negative rotation after the time is up (the time is determined according to the opening in-place time of the electric control valve, if the utility model needs 5-15s, the opening is finished, and the liquid is fed in the reverse rotation and the spraying is carried out in the positive and negative rotation.
The output end of the MCU is connected with an output branch, and a triode or a power switch is arranged in the output branch. The power switch is a MOS tube and the like.
And a relay protection circuit based on a button and a relay is adopted to control the working state of the electric control valve.
The relay protection circuit includes two buttons and 2 relays.
The relay protection circuit also controls the linkage of the positive and negative rotation starting of the electric control valve and the liquid pump through a delay relay. The specific control is the existing mature technology.
A fluid feed spraying system based on an electric control three-way valve comprises a container and fluid feed spraying equipment connected with the container;
the fluid water spraying equipment is the fluid feed spraying equipment.
The container is a fermentation tank; other chemical reaction tanks are also possible.
The feed end is connected with a water pipe; other liquid conduits are also possible.
The discharge end is connected with the spray head; or directly output without connecting with a spray head.
A manual proportional valve is arranged on a pipeline between the inlet end of the liquid pump and the fermentation tank.
The liquid pump is provided with a speed regulating device. The speed regulating device is a frequency converter, a thyristor for speed regulation, and the like.
The liquid pump is a direct-flow liquid pump, a three-phase liquid pump or a single-phase liquid pump.
The spray head is a floating spray head. The floating type spray head can float on the water surface of the pond for spraying. Compared with a fixed spray head, the spray head is easier to install and maintain.
The controller for controlling the forward rotation and the reverse rotation of the liquid pump is a change-over switch circuit for changing the wiring of a motor winding or a change-over switch circuit for changing the phase sequence of a three-phase power supply.
Has the advantages that:
the fluid feed spraying equipment and the system based on the electric control three-way valve have the following characteristics that:
(1) the adopted equipment is simple, and various working modes can be executed;
the device mainly comprises a liquid inlet mode and a spraying mode, and the adopted devices are a common electric control three-way valve, a liquid pump and the like, so that the implementation cost is low. The switching of various working conditions can be realized by forward and reverse rotation control and the control of a valve. The scheme ingeniously applies the one-way valve to realize two working modes by combining forward rotation and reverse rotation, and compared with other manual valves, the scheme is extremely low in cost, small in quantity during opening and closing and small in quantity of liquid pumps, and is an extremely ingenious scheme.
(2) Can adjust the spraying flow
The spray flow can be regulated by a manual proportional valve. Furthermore, a speed regulating mechanism is arranged on the liquid pump and can also regulate the spraying flow, and the speed regulating mechanism is a frequency converter, a thyristor voltage regulating circuit and the like.
(3) The floating type rotary spray head is more suitable for being applied to water bodies.
In conclusion, the fluid feed spraying equipment and the system based on the electric control three-way valve are easy to implement, cost is saved, and operation is convenient.
Drawings
Fig. 1 is a schematic structural view (water inlet mode) of a fluid feed spraying device based on an electrically controlled three-way valve;
fig. 2 is a schematic structural view (spraying mode) of a fluid feed spraying device based on an electrically controlled three-way valve;
FIG. 3 is a control circuit diagram based on an MCU;
FIG. 4 is a control circuit diagram based on a relay protection circuit;
FIG. 5 is a wiring diagram of the single-phase motor in forward rotation;
FIG. 6 is a reverse wiring diagram of a single-phase motor;
fig. 7 is a reverse wiring diagram of a three-phase motor.
Detailed Description
The utility model will be described in further detail below with reference to the following figures and specific examples:
referring to fig. 1-2, a liquid feed spraying apparatus based on an electrically controlled three-way valve comprises a liquid pump and an electrically controlled three-way valve K3 for controlling a liquid inlet passage and a spraying passage;
the container is connected with the inlet end of the liquid pump, the outlet end of the liquid pump is connected with the first port of the electric control three-way valve, the second port of the electric control three-way valve is connected with the water inlet pipe, and the third port of the electric control three-way valve is connected with the liquid spraying pipe;
the liquid inlet channel is a channel for pumping a water inlet pipe to a container through an electric control three-way valve and a liquid pump;
the spraying channel is a channel from the container to the liquid spraying pipe through the liquid pump and the electric control three-way valve;
a container for preparing or storing a fluid feed;
the fluid feed spraying equipment based on the electric control three-way valve also comprises a liquid pump forward and reverse rotation control circuit and a valve control circuit; the valve control circuit is used for controlling the switching of the electric control three-way valve and ensuring that at most one channel of the electric control three-way valve can be conducted at each moment (either 2 channels are closed or only one channel is conducted, and two channels which are a liquid inlet channel and a spraying channel cannot be conducted); the three-way valve has various modes, the three-way valve has three channels which can be independently controlled, the control valve is used for controlling two channels, if power is supplied, the first channel is conducted, the second channel is closed, and if power is lost, the first channel is closed, the second channel is conducted, and the valve is preferably selected in the embodiment. The control can be realized through the contact of the relay, and the specific control method is the prior art.
The switching signal input branch is connected with the input end of the MCU, and the output end of the MCU controls the action of the electric control valve through the output branch based on the relay, so that the switching between the liquid inlet channel and the spraying channel is realized. The MCU is a singlechip, a DSP or a PLC, an ARM processor and the like.
The number of switching signal input branches based on the input switch is N, wherein N is more than or equal to 1;
when N is 1, the switch signal input branch is correspondingly connected with 1 input end of the MCU;
and when N is larger than 1, the N switching signal input branches are correspondingly connected with the N input ends of the MCU.
When the switch signal branch is one, the corresponding input switch is a non-reset switch, and the switch is closed or opened at the moment and corresponds to two definite states. For example, the liquid inlet channel is closed and opened, and the corresponding spraying channel is opened, so that the MCU controls the liquid pump to rotate forwards and backwards correspondingly.
When the switch signal branches are multiple, the corresponding input switch can be a button for releasing reset. Thus, one button is opened corresponding to the liquid inlet channel, and the other button is opened corresponding to the spraying channel.
The working state of the electric control three-way valve is controlled by the normally open contact and the normally closed contact of one relay, or the working state of the electric control three-way valve is controlled by the normally open contacts of 2 relays.
The electric control valve and the liquid pump are controlled to be linked in positive and negative rotation through a timer in the MCU, namely the electric control valve starts to act and then firstly counts time, and then the motor is controlled to start to rotate in positive and negative rotation after the time is up (the time is determined according to the opening in-place time of the electric control valve, if the utility model needs 5-15s, the opening is finished, and the liquid is fed in the reverse rotation and the spraying is carried out in the positive and negative rotation.
The output end of the MCU is connected with an output branch, and a triode or a power switch is arranged in the output branch. The power switch is a MOS tube and the like.
And a relay protection circuit based on a button and a relay is adopted to control the working state of the electric control valve.
The relay protection circuit includes two buttons and 2 relays.
The relay protection circuit also controls the linkage of the positive and negative rotation starting of the electric control valve and the liquid pump through a delay relay. The specific control is the existing mature technology.
A fluid feed spraying system based on an electric control three-way valve comprises a container and fluid feed spraying equipment connected with the container;
the fluid water spraying equipment is the fluid feed spraying equipment.
The container is a fermentation tank; other chemical reaction tanks are also possible.
The feed end is connected with a water pipe; other liquid conduits are also possible.
The discharge end is connected with the spray head; or directly output without connecting with a spray head.
A manual proportional valve is arranged on a pipeline between the inlet end of the liquid pump and the fermentation tank.
The liquid pump is provided with a speed regulating device. The speed regulating device is a frequency converter, a thyristor for speed regulation, and the like.
The liquid pump is a direct-flow liquid pump, a three-phase liquid pump or a single-phase liquid pump.
The spray head is a floating spray head. The floating type spray head can float on the water surface of the pond for spraying. Compared with a fixed spray head, the spray head is easier to install and maintain.
The controller for controlling the forward rotation and the reverse rotation of the liquid pump is a change-over switch circuit for changing the wiring of a motor winding or a change-over switch circuit for changing the phase sequence of a three-phase power supply.
Example 1: as shown in fig. 3, the valve control circuit is a MCU-based valve control circuit;
the switching signal input branch is connected with the input end of the MCU, and the output end of the MCU controls the action of the electric control valve through the output branch based on the relay, so that the switching between the liquid inlet channel and the spraying channel is realized. The MCU is a singlechip, a DSP or a PLC, an ARM processor and the like.
The number of the switching signal input branches based on the input switches is 2, and the 2 switching signal input branches are correspondingly connected with 2 input ends (namely in01 and in02) of the MCU.
The corresponding input switches SB1 and SB2 may be buttons that release the reset. Thus, one button is opened corresponding to the liquid inlet channel, and the other button is opened corresponding to the spraying channel.
The state of the electric control three-way valve is controlled by a normally open contact and a normally closed contact of a relay.
The electric control valve and the liquid pump are controlled to be linked in positive and negative rotation through a timer in the MCU, namely the electric control valve starts to act and then is timed, and the motor is controlled to start to rotate in positive and negative rotation after the time is up, and the electric control valve is specifically determined according to the opening in-place time of the electric control valve, and the opening is finished if the electric control valve needs 5-15 s. And the liquid is fed in a reverse direction, and the liquid is sprayed in a forward direction. The specific control is the existing mature technology, and the motor can also be manually controlled to start and rotate forward and backward through a button.
The output end of the MCU is connected with an output branch, and a triode or a power switch is arranged in the output branch. The power switch is a MOS tube and the like.
Description of the control process:
(1) when the SB1 is pressed down, the MCU detects the level jump of the IN01 port, the triode Q1 is controlled to be conducted, the relay J is electrified, the first port and the second port of the K3 are conducted, the other circuit controls the motor to reversely rotate, the water inlet channel is connected, and the water inlet mode is started; SB1 springs back to the original state after being pressed, and the subsequent state is not influenced.
(2) When the SB2 is pressed down, the MCU detects the level jump of the IN02 port, the triode Q1 is controlled to be cut off, the relay J loses power, the first port and the third port of the K3 are switched on, and the other circuit controls the motor to rotate forwards and spray; SB2 springs back to the original state after being pressed, and the subsequent state is not influenced.
Example 2:
referring to fig. 4, a relay protection circuit based on a button and a relay is adopted to control the opening and closing of the electric control valve.
The relay protection circuit includes two buttons (SB1 and SB2) and 2 relays (J1 and J2).
Fig. 4 illustrates the working process:
(1) when the SB1 is pressed down, the relay J1 is electrified, the J1-1 is closed and self-locked, the J1-3 is closed, the K3 acts, the first port and the second port of the K3 are conducted, the other circuit controls the motor to rotate reversely, the water inlet channel is connected, and the water inlet mode is started; SB1 springs back to the original state after being pressed, and the subsequent state is not influenced.
(2) When the SB2 is pressed down, the relay J2 is powered on, the J2-1 is closed and self-locked, in addition, the J2-3 is disconnected, the K3 is powered off, and the first port and the third port of the K3 are connected; the other circuit controls the motor to rotate forward to enter an injection mode; SB2 springs back to the original state after being pressed, and the subsequent state is not influenced.
The relay protection circuit also controls the linkage of the positive and negative rotation starting of the electric control valve and the liquid pump through a delay relay. The specific control is the existing mature technology.
A fluid feed spraying system based on an electric control single-channel valve comprises a container and fluid feed spraying equipment connected with the container;
in addition, it should be noted that:
the fluid water spraying equipment is the fluid feed spraying equipment.
The container is a fermentation tank; other chemical reaction tanks are also possible.
The feed end is connected with a water pipe; other liquid conduits are also possible.
The discharge end is connected with the spray head; or directly output without connecting with a spray head.
A manual proportional valve is arranged on a pipeline between the inlet end of the liquid pump and the fermentation tank.
The liquid pump is provided with a speed regulating device. The speed regulating device is a frequency converter, a thyristor for speed regulation, and the like.
The liquid pump is a direct-flow liquid pump, a three-phase liquid pump or a single-phase liquid pump.
The spray head is a floating spray head. The floating type spray head can float on the water surface of the pond for spraying. Compared with a fixed spray head, the spray head is easier to install and maintain.
The controller for controlling the forward rotation and the reverse rotation of the liquid pump is a change-over switch circuit for changing the wiring of a motor winding or a change-over switch circuit for changing the phase sequence of a three-phase power supply, specifically, the forward rotation and the reverse rotation of a single-phase motor (such as an YL90L1-4 type motor) are shown in fig. 5-6, the forward rotation and the reverse rotation can be realized by adopting a double-pole double-throw switch (or a relay circuit for realizing the switching is also the prior mature technology), the forward rotation and the reverse rotation of the three-phase motor can be realized by only changing two circuits, and a circuit diagram realized by adopting a relay is shown in fig. 7.
Claims (10)
1. A fluid feed spraying device based on an electric control three-way valve is characterized by comprising a liquid pump and an electric control valve, wherein the electric control valve is the electric control three-way valve which is used for controlling a liquid inlet channel and a spraying channel;
the container is connected with the inlet end of the liquid pump, the outlet end of the liquid pump is connected with the first port of the electric control three-way valve, the second port of the electric control three-way valve is connected with the water inlet pipe, and the third port of the electric control three-way valve is connected with the liquid spraying pipe;
the liquid inlet channel is a channel for pumping a water inlet pipe to a container through an electric control three-way valve and a liquid pump;
the spraying channel is a channel from the container to the liquid spraying pipe through the liquid pump and the electric control three-way valve;
a container for preparing or storing a fluid feed;
the fluid feed spraying equipment based on the electric control three-way valve also comprises a liquid pump forward and reverse rotation control circuit and a valve control circuit; the valve control circuit is used for controlling the switching of the electric control three-way valve and ensuring that at most one channel of the electric control three-way valve can be conducted at each moment.
2. The fluid feed spraying apparatus based on an electrically controlled three-way valve according to claim 1, wherein the valve control circuit is an MCU-based valve control circuit;
the switching signal input branch is connected with the input end of the MCU, and the output end of the MCU controls the action of the electric control valve through the output branch based on the relay, so that the switching between the liquid inlet channel and the spraying channel is realized.
3. The fluid feed spraying device based on the electrically controlled three-way valve according to claim 2, wherein the number of the switching signal input branches based on the input switch is N, and N is more than or equal to 1;
when N is 1, the switch signal input branch is correspondingly connected with 1 input end of the MCU;
and when N is larger than 1, the N switching signal input branches are correspondingly connected with the N input ends of the MCU.
4. The fluid feed spraying apparatus based on an electrically controlled three-way valve according to claim 2, wherein the operating state of the electrically controlled three-way valve is controlled by the normally open contacts and the normally closed contacts of one relay, or by the normally open contacts of 2 relays.
5. The fluid feed spraying device based on the electrically-controlled three-way valve according to claim 2, characterized in that the electrically-controlled valve is controlled by a timer in the MCU to be linked with the positive and negative rotation of the liquid pump, i.e. the electrically-controlled valve starts to operate and then is timed, and then the motor is controlled to start to rotate for positive and negative rotation after the time is up.
6. The fluid feed spraying apparatus based on the electrically-controlled three-way valve according to claim 2, wherein the output terminal of the MCU is connected to an output branch, and the output branch is provided with a triode or a power switch.
7. The fluid feed spraying apparatus based on an electrically controlled three-way valve according to claim 1, wherein the working state of the electrically controlled valve is controlled by a relay protection circuit based on a button and a relay.
8. The electronically controlled three-way valve based fluid feed spraying apparatus of claim 7, wherein the relay protection circuit comprises 2 buttons and 2 relays.
9. The electronic control three-way valve based fluid feed spraying device as claimed in claim 7, wherein the relay protection circuit further controls the linkage of the electronic control valve and the forward and reverse rotation start of the liquid pump through a time delay relay.
10. A fluid feed spraying system based on an electric control three-way valve is characterized by comprising a container and fluid feed spraying equipment connected with the container;
the fluid spraying apparatus is the fluid feed spraying apparatus of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121427574.9U CN215873117U (en) | 2021-06-25 | 2021-06-25 | Fluid feed spraying equipment and system based on automatically controlled three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121427574.9U CN215873117U (en) | 2021-06-25 | 2021-06-25 | Fluid feed spraying equipment and system based on automatically controlled three-way valve |
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| Publication Number | Publication Date |
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| CN215873117U true CN215873117U (en) | 2022-02-22 |
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| CN202121427574.9U Active CN215873117U (en) | 2021-06-25 | 2021-06-25 | Fluid feed spraying equipment and system based on automatically controlled three-way valve |
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| CN (1) | CN215873117U (en) |
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2021
- 2021-06-25 CN CN202121427574.9U patent/CN215873117U/en active Active
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