CN214128343U - Handheld automatic liquid quantitative outflow device - Google Patents
Handheld automatic liquid quantitative outflow device Download PDFInfo
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- CN214128343U CN214128343U CN202022970663.XU CN202022970663U CN214128343U CN 214128343 U CN214128343 U CN 214128343U CN 202022970663 U CN202022970663 U CN 202022970663U CN 214128343 U CN214128343 U CN 214128343U
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Abstract
The utility model discloses a hand-held automatic liquid quantitative outflow device, which comprises a liquid container, a micro liquid pump, a pulse type liquid flow sensor, a solenoid valve, an automatic flow control circuit board and a hand-held liquid outflow structural member; the flow automatic control circuit board is provided with a micro liquid pump control interface circuit, a pulse signal input interface circuit, an electromagnetic valve control interface circuit, an operation key, a display screen or an indicator lamp, a wireless communication interface circuit and an MCU (micro control unit); the handheld liquid outflow structural part is provided with a handle, a mechanical trigger, a cavity and a liquid outflow port; the utility model discloses the device is used in the kitchen, through touch hand-held type handle switch alright follow liquid such as splendid attire edible oil, soy sauce, cooking wine, or edible vinegar eat the liquid container of material or liquid seasoning matter, the predetermined ration volume liquid of automatic outflow.
Description
Technical Field
The utility model relates to an automatic liquid ration outflow device of hand-held type, in particular to use in the kitchen, through touch hand-held type handle switch alright follow the liquid container of splendid attire edible oil, soy sauce, cooking wine, or edible vinegar etc. liquid edible material or liquid condiments, automatically flow out a automatic liquid ration outflow device of hand-held type of predetermined quantitative volume liquid.
Background
With the continuous development and evolution of science and technology, people pay more and more attention to food and health, and more attention to the quantitative use of liquid food materials or liquid seasonings such as edible oil, soy sauce, cooking wine or edible vinegar according to regulations or health when cooking food dishes in a kitchen. At present, no device or product which is simple and convenient to operate, stable and reliable and can automatically flow out liquid with a preset quantitative volume from liquid containers of liquid food materials or seasoning materials such as edible oil, soy sauce, cooking wine or edible vinegar exists in the market. The application CN109549525A in the patent application 2019.04.02 discloses an automatic liquid quantitative outflow device, which solves the problem of quantitative outflow of liquid, but has significant inconvenience in use and operation, so it is a subject to be developed and solved to develop a device that can be used in a kitchen, is easy to use and operate, and can automatically flow out a predetermined quantitative volume of liquid from a liquid container containing liquid food materials such as edible oil, soy sauce, cooking wine, or edible vinegar or liquid seasonings by activating a hand-held handle switch.
SUMMERY OF THE UTILITY MODEL
The problem that the actual current situation and the background art that propose for solving the background art description remain to be solved realizes the utility model aims at providing a use in the kitchen, use and operate very portably, through touch hand-held type handle switch alright follow splendid attire edible oil, soy sauce, cooking wine, or in the liquid container of liquid food or liquid condiments such as edible vinegar, automatic device a hand-held type automatic liquid ration outflow device of predetermined quantitative volume liquid of flowing out automatically.
The utility model provides a hand-held automatic liquid quantitative outflow device, which comprises a micro liquid container, a liquid pump, a pulse type liquid flow sensor, a solenoid valve, an automatic flow control circuit board and a hand-held liquid outflow structural member; the micro liquid pump has the function of pumping liquid out of the liquid container, the liquid inflow port of the micro liquid pump is connected with one end of the input liquid pipeline, the other end of the input liquid pipeline is inserted into the liquid container, and the liquid outflow port of the micro liquid pump is connected with the liquid inflow port of the pulse type liquid flow sensor through a pipeline; the liquid outlet of the pulse type liquid flow sensor is connected with the liquid inlet of the electromagnetic valve through a pipeline, and the pulse type liquid flow sensor is used for measuring the volume of the liquid flowing out; the liquid outlet of the electromagnetic valve is connected to the liquid outlet pipe; the flow automatic control circuit board is provided with a micro liquid pump starting and stopping control interface circuit, a pulse signal input interface circuit, an electromagnetic valve output control interface circuit, an operation key, a display screen or indicator lamp interface circuit, a wireless communication interface circuit and a core microprocessor MCU (microprogrammed control Unit); the micro liquid pump starting and stopping control interface circuit arranged on the flow automatic control circuit board is connected to a motor power supply port of the micro liquid pump so as to control the starting and stopping of the micro liquid pump; the electromagnetic valve output control interface circuit arranged on the flow automatic control circuit board is connected to a coil of the electromagnetic valve so as to control the opening and closing of the electromagnetic valve; the pulse signal input interface circuit arranged on the flow automatic control circuit board is connected to a pulse signal line of the pulse type liquid flow sensor so as to measure the volume of liquid flowing out; the flow automatic control circuit board is provided with an operation key used for presetting the volume of the flowing liquid and operating and controlling the liquid to flow out of the liquid container; the flow automatic control circuit board is provided with a display screen or an indicator lamp interface circuit which is connected with the display screen or the indicator lamp so as to display set parameters, operation data or indicate an operation state; the wireless communication interface circuit arranged on the flow automatic control circuit board is connected with a wireless communication module to realize communication or data exchange with external equipment in a wireless mode; the flow automatic control circuit board is provided with a core microprocessor MCU for downloading a program code for realizing the target function of the invention, and the functional module of the program code comprises: the system comprises a core microprocessor MCU chip initialization module, a micro liquid pump start and stop control module, an electromagnetic valve output control module, a liquid flow pulse measurement module, a key reading and processing module, a data display module and a wireless data communication module; the handheld liquid outflow structural part is provided with a handle, a mechanical trigger or a button, a cavity and a liquid outflow port; the handheld liquid outflow structural part is provided with a handle, and the handheld liquid outflow structural part is convenient to hold and operate; the handheld liquid outflow structural part is provided with a mechanical trigger or a button for triggering or pressing an operation key arranged on the automatic flow control circuit board to operate and control the liquid to flow out of the liquid container; the handheld liquid outflow structural part is provided with a cavity for mounting the pulse type liquid flow sensor, the electromagnetic valve and the automatic flow control circuit board; the handheld liquid outflow structure is provided with a liquid outflow port, and the handheld liquid outflow structure has the function of installing a liquid outflow pipe connected to the liquid outflow port of the electromagnetic valve.
As a design choice of the handheld automatic liquid quantitative outflow device of the present invention, the submersible liquid pump (commonly called submersible pump) is selected for use as the micro liquid pump, at this time the micro liquid pump is directly submerged in the liquid container, and this can be omitted the liquid inflow port of the micro liquid pump is connected to the liquid input pipeline.
As an alternative design of the handheld automatic liquid quantitative outflow device, the liquid inflow port of the solenoid valve is connected to the liquid outflow port of the micro liquid pump through a pipe, the liquid outflow port of the solenoid valve is connected to the liquid inflow port of the pulse liquid flow sensor through a pipe for measuring the volume of the outflow liquid, and the liquid outflow port of the pulse liquid flow sensor is connected to the liquid outflow pipe.
As an optional design of the handheld automatic liquid quantitative outflow device of the present invention, the pulse type liquid flow sensor is replaced by a liquid pipeline pressure sensor, and at this time, the flow automatic control circuit board is provided with a corresponding liquid pipeline pressure sensor interface circuit, and the flow automatic control circuit board is provided with program codes of a core microprocessor MCU, and is provided with a liquid pipeline pressure sensor data reading module and a pipeline liquid flow calculating module; and the core microprocessor MCU calculates the volume of liquid flowing through the liquid management through the data of liquid pipeline pressure, liquid pipeline diameter, time and the like.
The utility model relates to an automatic liquid ration outflow device of hand-held type's realization function in-process needs make full use of or with the help of natural physics principles such as the pressure stack of liquid level drop pressure, siphon pressure and liquid pump pressure to provide the required pressure of liquid outflow container.
With the above design and connection, the function of the handheld automatic liquid quantitative outflow device can be realized only by downloading the program codes of the corresponding functions in the program memory of the MCU, i.e. by touching the switch, the preset quantitative liquid can automatically flow out from the liquid container filled with edible oil, soy sauce, cooking wine, or vinegar or other liquid food or liquid seasoning, so as to achieve the objective of the handheld automatic liquid quantitative outflow device.
Drawings
Fig. 1 is a block diagram illustrating an overall structure of a handheld automatic quantitative liquid outflow device according to an embodiment of the present invention.
Reference symbol names: 1 micro liquid pump, 2 pulsed liquid flow sensor, 3 solenoid valves, 4 flow automatic control circuit boards, 5 handheld liquid outflow structures, the handle that 51 handheld liquid outflow structures were equipped with, the mechanical type trigger that 52 handheld liquid outflow structures were equipped with, the cavity that 53 handheld liquid outflow structures were equipped with, the liquid flow export that 54 handheld liquid outflow structures were equipped with, 55 liquid outflow pipe, 6 liquid container, 44 operation buttons, 46 display screen or pilot lamp.
Fig. 2 is a block diagram illustrating the structure of an automatic flow control circuit board included in a handheld automatic liquid quantitative outflow device according to an embodiment of the present invention.
Reference symbol names: the automatic flow control circuit board comprises a 4-flow automatic control circuit board, a 41 micro liquid pump starting and stopping control interface circuit, a 42 pulse signal input interface circuit, a 43 electromagnetic valve output control interface circuit, 44 operation keys, a 45 display screen or indicator lamp interface circuit, a 46 display screen or indicator lamp, a 47 wireless communication interface circuit and a 48-core microprocessor MCU.
Fig. 3 is a connection diagram of a micro liquid pump start and stop control interface circuit, a pulse signal input interface circuit, and a solenoid valve output control interface circuit included in a flow automatic control circuit board of a handheld automatic liquid quantitative outflow device.
Reference symbol names: 48 core microprocessor MCU, 41 micro liquid pump start and stop control interface circuit, 42 pulse signal input interface circuit, 43 electromagnetic valve output control interface circuit.
Fig. 4 is a schematic diagram of an embodiment of the present invention, which provides an operation button, a display screen or an interface circuit of an indicator light, and a wireless communication interface circuit in a flow automatic control circuit board of a handheld automatic quantitative liquid outflow device.
Reference symbol names: 48 a core microprocessor MCU, 44 operation keys, 45 display screens or indicator light interface circuits, 46 display screens or indicator lights, and 47 wireless communication interface circuits.
Fig. 5 is a flowchart illustrating a process of the MCU included in the handheld automatic quantitative liquid outflow apparatus according to an embodiment of the present invention.
Detailed Description
The following further describes a handheld automatic liquid quantitative outflow device provided in connection with an embodiment of the present invention. The following embodiments are only specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and the present invention is not limited to the above embodiments, and all the embodiments should be considered to infringe the scope of the present invention when the design concept is modified immaterial. In order to better understand the technical solution of the present invention, the following describes the embodiments of the present invention in detail with reference to the accompanying drawings.
Referring to fig. 1, the embodiment of the present invention provides a handheld automatic quantitative liquid outflow device, including: the device comprises a micro liquid pump 1, a pulse type liquid flow sensor 2, an electromagnetic valve 3, an automatic flow control circuit board 4 and a handheld liquid outflow structural part 5; the hand-held liquid outflow structure 5 is provided with a handle 51, the function of which is to facilitate handling and operation; the liquid inlet of the micro liquid pump 1 is connected with one end of an input liquid pipeline, the other end of the input liquid pipeline is inserted into the liquid container 6, and the liquid outlet of the micro liquid pump 1 is connected with the liquid inlet of the pulse type liquid flow sensor 2 through a pipeline; the liquid outlet of the pulse type liquid flow sensor 2 is connected with the liquid inlet of the electromagnetic valve 3 through a pipeline; the liquid outlet of the electromagnetic valve 3 is connected to a liquid outlet pipe 55; the handheld liquid outflow structure 5 is provided with a cavity 53, and the pulse type liquid flow sensor 2, the electromagnetic valve 3 and the automatic flow control circuit board 4 are installed in the cavity 53; the hand-held liquid outflow structure is provided with a liquid outflow port 54, and a liquid outflow tube 55 is mounted at the liquid outflow port 54; at the handle 51 of the hand-held liquid outflow structure 5, operating buttons 44 and a display screen 46 are mounted; the hand-held liquid discharge structure 5 is provided with a mechanical trigger 52 for activating or depressing the operating button 44 to operate the discharge of liquid from the liquid container.
Referring to fig. 1 and 2, an automatic flow control circuit board 4 of a handheld automatic liquid quantitative outflow device according to an embodiment of the present invention includes a micro liquid pump start and stop control interface circuit 41, a pulse signal input interface circuit 42, a solenoid valve output control interface circuit 43, an operation button 44, a display screen or indicator light interface circuit 45, a display screen or indicator light 46, a wireless communication interface circuit 47, and a core microprocessor MCU 48; the micro liquid pump starting and stopping control interface circuit 41 arranged on the flow automatic control circuit board 4 is connected with a power supply port of a micro liquid pump motor so as to control the starting and stopping of the micro liquid pump; the pulse signal input interface circuit 42 arranged on the flow automatic control circuit board 4 is connected with the pulse signal line of the pulse type liquid flow sensor to measure the volume of the liquid flowing out; the electromagnetic valve output control interface circuit 43 of the automatic flow control circuit board 4 is connected with a coil of a battery valve so as to control the on-off of the electromagnetic valve; the automatic flow control circuit board 4 is provided with an operation button 44 for presetting the volume of the liquid flowing out and operating to control the liquid to automatically flow out of the liquid container; the flow automatic control circuit board 4 is provided with a display screen or an indicator light interface circuit 45, and the display screen or the indicator light interface circuit 45 and a display screen or an indicator light 46 are used for displaying set parameters, operation data or indicating an operation state; the wireless communication interface circuit 47 arranged on the flow automatic control circuit board 4 realizes communication or data exchange with external equipment in a wireless mode; the core microprocessor MCU48 arranged on the flow automatic control circuit board is used for downloading program codes for realizing the target functions of the invention, and the core microprocessor MCU48 specifically selects an 8051 series 1T singlechip of China Macro Crystal (STC) company, can select STC15W4K56S4 model and is packaged into LQFP 48. The main performances of the STC15W4K56S4 type single chip microcomputer are as follows: the highest frequency is 30MHz, and the memory comprises a 56K Flash program memory ROM, a 4K internal data memory RAM and a 4K EEPROM; six 8-bit input/output I/O pins including P0, P1, P2, P3, P4, P5 and the like; there is 1 SPI serial port communication port, can switch 3 external independent SPI communication ports in city by software timesharing, 4 UART asynchronous serial ports etc. and the singlechip of this model can satisfy completely the utility model relates to a core microprocessor MCU 54's in the flow automatic control circuit board 4 that hand-held type automatic liquid ration outflow device embodiment includes performance requirement.
Referring to fig. 1 and 3, the embodiment of the present invention provides a micro liquid pump start and stop control interface circuit 41 in the flow automatic control circuit board 4 that the handheld automatic liquid quantitative outflow device includes, specifically including the transistor TIP 122Q 1, the resistor R1, the B pole connecting resistor R1 one end of the transistor TIP 122Q 1, the other end of the transistor R1 is connected to the P2.0 pin of the STC15W4K56S4 single chip microcomputer of the core microprocessor MCU48, and the E pole of the transistor TIP 122Q 1 is connected to the ground GND. One end of the motor power supply port of the micro liquid pump is connected with an external power supply + V, and the other end of the motor power supply port of the micro liquid pump is connected with the C pole of the transistor TIP 122Q 1.
Referring to fig. 1 and fig. 3, the embodiment of the utility model provides a pulse signal input interface circuit 42 among the automatic control circuit board 4 of flow that handheld automatic liquid ration outflow device includes, specifically include optoelectronic isolation chip PC817, No. 3 pin of chip PC817 is connected on ground wire GND, No. 4 pin of chip PC817 and the P2.1 pin of STC15W4K56S4 singlechip of core microprocessor MCU48, No. 4 pin of chip PC817 is connected with current-limiting resistor R2 ' S one end, current-limiting resistor R2 ' S the other end is connected on external power supply + V, No. 3 pin of chip PC817 connects on inside ground GND, external power supply ' S ground wire GND2, connect on pulsed liquid flow sensor pulse signal line.
Referring to fig. 1 and 3, the embodiment of the present invention provides a solenoid valve output control interface circuit 43 in a flow automatic control circuit board 4, which comprises a transistor TIP 122Q 2, a resistor R3, a B-pole connecting resistor R3 of the transistor TIP 122Q 2, the other end of R3 is connected to a P2.2 pin of an STC15W4K56S4 single chip microcomputer of a core microprocessor MCU48, and an E-pole of the transistor TIP 122Q 2 is connected to a ground GND. One end of the relay coil is connected with an external power supply + V, and the other end of the relay coil is connected with the C pole of the transistor TIP 122Q 2.
Referring to fig. 1 and 4, the embodiment of the utility model provides an operation button 44 in the automatic liquid ration flow control circuit board 4 that hand-held type includes specifically includes string Key1, Key2, and Key3, Key1, Key2, and the one end of Key3 is all connected on ground wire GND, Key1, Key2, and the other end of Key3 connects respectively at the P0.0 of the STC15W4K56S4 singlechip of core microprocessor MCU48, P0.1, and on the P0.2 pin.
Referring to fig. 1 and 4, the embodiment of the utility model provides a display screen or pilot lamp interface circuit 45 among the automatic liquid ration outflow device of hand-held type 4 of flow automatic control circuit board include has specifically selected TTL and RS232 level transform circuit, with display screen or pilot lamp 46 that display screen or pilot lamp interface circuit 45 are connected have specifically selected serial ports LCD display screen and pilot lamp module, the RXD of serial ports LCD display screen and pilot lamp module, and the TXD pin passes through TTL and RS232 level transform circuit and connects respectively on the P4.7 and the P4.6 pin of STC15W4K56S4 singlechip of core microprocessor MCU 48.
Referring to fig. 1 and 4, the embodiment of the utility model provides a wireless communication interface circuit 47 in the flow automatic control circuit board 4 that hand-held type automatic liquid ration outflow device includes has specifically selected the connecting circuit and the serial ports bluetooth communication module that R5 and R6 constitute, and the RXD and the TXD pin of serial ports bluetooth communication module are connected respectively on the P3.1 and the P3.0 pin of STC15W4K56S4 singlechip of core microprocessor MCU48 through the connecting circuit that R5 and R6 constitute.
The embodiment of the utility model provides an automatic liquid ration outflow device of hand-held type includes STC15W4K56S4 singlechip (MCU for short hereafter) among the 4 central core microprocessor MCU48 of flow automatic control circuit board, has written into the program code, and the function module of program code includes: the micro-pump control system comprises a core microprocessor MCU chip initialization module, a micro-liquid pump start and stop control module, an electromagnetic valve output control module, a liquid flow pulse measurement module, a key reading and processing module, a data display module and a wireless data communication module, wherein a flow chart of program codes is shown in figure 5, and the specific working flow of the program codes is described as follows:
firstly, after the MCU is powered on, initializing an MCU chip;
then, scanning the keys, reading key values of the keys and processing the corresponding key values;
then do a determination of whether a key is pressed? If not, returning to the key scanning entrance; if yes, outputting and starting the micro liquid pump, and executing downwards;
then the output opens the electromagnetic valve to discharge liquid, and the downward execution is carried out;
then starting pulse counting to measure the liquid outlet volume, and executing downwards;
refreshing the data of the display screen and executing downwards;
then, determine if the volume of the discharged liquid reaches the preset value? If not, returning to the display screen data inlet refreshing; if yes, outputting and closing the micro liquid pump and closing the electromagnetic valve to discharge liquid, and executing downwards;
then, the wireless data communication is started and executed downwards
Then return to the key scan entry and repeat the loop.
It is right above the utility model discloses automatic liquid ration of hand-held type outflow device has introduced in detail, to the general technical personnel in this field, according to the utility model discloses the thought, all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.
Claims (9)
1. A hand-held automatic quantitative liquid outflow device comprises a liquid container, a micro liquid pump, a pulse type liquid flow sensor, an electromagnetic valve and an automatic flow control circuit board, wherein a liquid inflow port of the micro liquid pump is connected with one end of an input liquid pipeline, the other end of the input liquid pipeline is inserted into the liquid container, a liquid outflow port of the micro liquid pump is connected with a liquid inflow port of the pulse type liquid flow sensor through a pipeline, a liquid outflow port of the pulse type liquid flow sensor is connected with the liquid inflow port of the electromagnetic valve through a pipeline, a liquid outflow port of the electromagnetic valve is connected onto a liquid outflow pipe, and the automatic flow control circuit board is provided with a micro liquid pump starting and stopping control interface circuit, a pulse signal input interface circuit, an electromagnetic valve output control interface circuit, an operation key, a pulse signal output control interface circuit, a pulse signal output control circuit, a pulse signal output control circuit, a pulse signal output circuit, a pulse output control circuit, a pulse, And a core microprocessor MCU; the method is characterized in that: be equipped with hand-held type liquid outflow structure, hand-held type liquid outflow structure is equipped with handle, mechanical type trigger or button, cavity and liquid flow outlet, in the cavity that hand-held type liquid outflow structure was equipped with, installed pulsed liquid flow sensor the solenoid valve with flow automatic control circuit board, the liquid flow outlet that hand-held type liquid outflow structure was equipped with has installed the connection and has been in the liquid outflow pipe of the liquid flow outlet of solenoid valve.
2. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the flow automatic control circuit board is provided with a display screen or an indicator lamp interface circuit.
3. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the flow automatic control circuit board is provided with a wireless communication interface circuit.
4. A hand-held automatic liquid dosing dispenser as claimed in claim 2, wherein: the flow automatic control circuit board is provided with a wireless communication interface circuit.
5. A hand-held automatic liquid dosing device as claimed in claim 3, wherein: the flow automatic control circuit board is provided with a display screen or an indicator lamp interface circuit.
6. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the pulse type liquid flow sensor is designed as a liquid pipeline pressure sensor.
7. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the micro-liquid pump is a submersible liquid pump, which is submerged directly in the liquid container.
8. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the liquid inlet of the electromagnetic valve is connected with the liquid outlet of the micro liquid pump through a pipeline, the liquid outlet of the electromagnetic valve is connected with the liquid inlet of the pulse type liquid flow sensor through a pipeline, and the liquid outlet of the pulse type liquid flow sensor is connected to the liquid outlet pipe.
9. A hand-held automatic liquid dosing device as claimed in claim 1, wherein: the core microprocessor MCU in the flow automatic control circuit board selects an 8051 series 1T singlechip of China Macro Crystal (STC) company.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022970663.XU CN214128343U (en) | 2020-12-13 | 2020-12-13 | Handheld automatic liquid quantitative outflow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022970663.XU CN214128343U (en) | 2020-12-13 | 2020-12-13 | Handheld automatic liquid quantitative outflow device |
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| Publication Number | Publication Date |
|---|---|
| CN214128343U true CN214128343U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022970663.XU Active CN214128343U (en) | 2020-12-13 | 2020-12-13 | Handheld automatic liquid quantitative outflow device |
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| CN (1) | CN214128343U (en) |
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- 2020-12-13 CN CN202022970663.XU patent/CN214128343U/en active Active
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