CN113693466A - Box is stored to accurate measurement grain - Google Patents

Abstract

The invention relates to a grain storage box with accurate metering, which comprises a base, a storage box, a weighing unit, an automatic rice outlet mechanism, a controller and a power supply, wherein the storage box is arranged right above the base; the weighing unit is arranged below the first rice outlet; the automatic rice discharging mechanism is arranged between the base and the storage box; the controller is respectively electrically connected with the weighing unit and the automatic rice discharging mechanism. According to the automatic rice-fetching device, only a specific rice-fetching amount needs to be input, the controller sends an on-off instruction to the electromagnetic valve to drag the flashboard to open the first rice-fetching port to automatically fetch rice, then the weighing unit accurately meters the rice-fetching amount and feeds back the actual rice amount to the control chip, when the set rice-fetching amount is reached, the controller sends a power-off instruction to power off the electromagnetic valve, the flashboard of the rice-fetching port rebounds through the reset spring after the power is cut off, the rice-fetching port is closed to stop rice-fetching, the automatic quantitative rice-fetching is realized, and the rice-fetching amount is accurate, convenient and quick.

Description

Box is stored to accurate measurement grain

Technical Field

The invention relates to a grain storage box capable of accurately metering, in particular to a grain storage box capable of accurately metering.

Background

Rice is the most important staple food and is a daily necessity in the home of people. Since rice is very easy to absorb moisture and peculiar smell and attract insects, and is very easy to deteriorate once being wetted, containers such as barrels and boxes are required to be adopted to store grains in a sealed manner.

When the rice is taken for cooking, a specific scoop or a measuring cup is usually adopted for taking the rice, the rice taking process is carried out manually, and each time the rice taking amount of the measuring cup has an error, the final rice taking amount is inaccurate. Therefore, the storage tank capable of accurately metering the rice quantity every time is designed.

Disclosure of Invention

The invention provides a precise metering storage box, aiming at the problem that the rice taking amount is inaccurate when people take rice for cooking, and the storage box can automatically and quantitatively take rice by inputting the rice taking amount.

In order to solve the above technical problems, the present invention provides a grain storage box with accurate measurement, including:

a base;

the storage box is arranged right above the base and is supported by a plurality of pillars vertically arranged on the base, an inclined funnel with the center offset to one side is arranged at the bottom of the storage box, and a first rice outlet is formed in the bottom of the inclined funnel;

the weighing unit is arranged right below the first rice outlet and used for accurately metering the rice outlet;

the automatic rice discharging mechanism is arranged between the base and the storage box, matched with the first rice discharging port and the weighing unit and used for controlling the opening and closing of the first rice discharging port;

and the controller is respectively electrically connected with the weighing unit and the automatic rice discharging mechanism.

Furthermore, the weighing unit comprises a weighing meter and a measuring cup matched with the weighing meter, the measuring cup is placed on the weighing meter, and a weighing module electrically connected with the controller is arranged in the weighing meter.

Further, the automatic rice outlet mechanism comprises:

the electromagnetic valve is electrically connected with the controller and is inversely arranged at the bottom of the storage tank;

the rice outlet plate is positioned on one side of the electromagnetic valve and is horizontally arranged, the rice outlet plate is positioned right below the first rice outlet, and a second rice outlet corresponding to the first rice outlet is formed in the rice outlet plate;

the flashboard is assembled on the rice discharging plate in a sliding mode, one end of the flashboard is fixedly connected with a valve rod of the electromagnetic valve, and rice discharging holes corresponding to the first rice discharging hole and the second rice discharging hole are formed in the flashboard.

Furthermore, one side of the flashboard far away from the electromagnetic valve is also provided with a manual rice taking key extending outwards.

Further, adopt the same material of storage box to enclose between base and the storage box and form hollow casing, and will the weighing unit exposes outside, and a plurality of pillar and automatic rice mechanism all are located the casing.

The controller is electrically connected with the display module, the on-off key, the start key, the plus key and the minus key.

Furthermore, a temperature acquisition module electrically connected with the controller is also arranged in the electromagnetic valve.

Furthermore, the voice broadcasting system also comprises a voice recognition module and a voice broadcasting module which are electrically connected with the controller.

Furthermore, a top cover is arranged at the top of the storage box, an inward-concave air-permeable grating is arranged at the center of the top cover, and the air-permeable grating is covered by a dustproof cover.

Furthermore, the storage box is also provided with a vertical transparent viewing port on the front side, and scales are arranged on the transparent viewing port.

Compared with the prior art, the invention has the advantages that:

according to the invention, only a specific rice taking amount needs to be input on the control panel, the control panel sends an on-off instruction to the electromagnetic valve to realize the opening and closing of the first rice outlet, and then the weighing unit accurately measures the rice taking amount, so that the automatic quantitative rice taking is realized, and the rice taking amount is accurate, convenient and rapid.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Figure 1 is a schematic view of the overall structure of the present invention,

figure 2 is an exploded view of figure 1,

figure 3 is a front view of figure 1,

figure 4 is a cross-sectional view a-a of figure 3,

figure 5 is a schematic view of the structure of the rice discharging plate 52,

figure 6 is a schematic view of the shutter 53,

FIG. 7 is a block diagram of the control circuit of the present invention,

figure 8 is a schematic diagram of the control circuit of the present invention,

figure 9 is a circuit diagram of a voice broadcast module,

figure 10 is a circuit diagram of a speech recognition module,

fig. 11 is a circuit diagram of a display module.

The reference numbers are as follows:

the rice weighing machine comprises a base 1, a storage box 2, an inclined funnel 21, a first rice outlet 22, a top cover 23, an air-permeable grille 24, a transparent observation port 25, a support column 3, a weighing unit 4, a weighing meter 41, a measuring cup 42, an automatic rice outlet mechanism 5, an electromagnetic valve 51, a rice outlet plate 52, a second rice outlet 521, a gate plate 53, a rice outlet hole 531, a manual rice taking key 532, an operation panel 6, a dust cover 7 and a shell 8.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It is to be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the generic and descriptive sense only and not for purposes of limitation, as the term is used in the generic and descriptive sense, and not for purposes of limitation, unless otherwise specified or implied, and the specific reference to a device or element is intended to be a reference to a particular element, structure, or component. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 11, the present invention provides a storage box for accurately measuring grain, including a base 1, a storage box 2, a weighing unit 4, an automatic rice discharging mechanism 5, and a controller electrically connected to the weighing unit 4 and the automatic rice discharging mechanism 5, wherein:

as shown in fig. 1 and 4, the storage box 2 is arranged right above the base 1 and supported by a plurality of pillars 3 vertically arranged on the base 1, a certain space is formed between the base 1 and the storage box 2, the automatic rice discharging mechanism 5 is arranged in the space, an inclined funnel 21 with the center offset to one side is arranged at the bottom of the storage box 2, a first rice discharging opening 22 is arranged at the bottom of the inclined funnel 21, an openable top cover 23 is arranged at the top of the storage box 2, and fresh rice can be added into the storage box 2 by opening the top cover 23;

as shown in fig. 3 and 4, the weighing unit 4 is disposed right below the first rice outlet 22, and is used for precisely metering the rice amount, that is, precisely weighing the rice coming out of the first rice outlet 22;

as a preferred embodiment of the present invention, the weighing unit 4 includes a weighing meter 41 and a measuring cup 42 (where the matching can be understood as placing an empty measuring cup 42 on the weighing meter 41 for zero adjustment), the measuring cup 42 is placed on the weighing meter 41, a weighing module electrically connected to a controller is arranged in the weighing meter 41, and the controller converts data of the weighing module into weight;

the automatic rice outlet mechanism 5 is arranged between the base 1 and the storage box 2, is matched with the first rice outlet 22 and the weighing unit 4, and is used for controlling the opening and closing of the first rice outlet 22;

as a preferred embodiment of the present invention, the automatic rice discharging mechanism 5 comprises a solenoid valve 51, a rice discharging plate 52 and a shutter 53, wherein:

the electromagnetic valve 51 is inversely arranged at the bottom of the storage box 2 and is electrically connected with the controller, a valve rod of the electromagnetic valve 51 is fixedly connected with the flashboard 53, and a return spring is arranged on the valve rod of the electromagnetic valve 51;

the rice outlet plate 52 is horizontally arranged right below the first rice outlet 22 and positioned at one side of the electromagnetic valve 51, the rice outlet plate 52 is provided with a second rice outlet 521 corresponding to the first rice outlet 22, and the correspondence relationship here can be understood that the first rice outlet 22 should be right opposite to the second rice outlet 521;

the shutter 53 is slidably assembled on the rice discharging plate 52, a corresponding chute is arranged on the rice discharging plate 52, the shutter 53 is slidably assembled in the chute, a rice discharging hole 531 corresponding to the first rice discharging hole 22 and the second rice discharging hole 521 respectively is arranged on the shutter 53, and the shutter 53 is driven to slide by the power-on and power-off of the electromagnetic valve 51, wherein the corresponding relationship can be understood as follows:

in an initial state, the electromagnetic valve 51 is powered off, the position of the rice outlet hole 531 is staggered with the first rice outlet 22 and the second rice outlet 521, the first rice outlet 22 is blocked by the gate plate 53, rice in the storage box 2 cannot flow out, and it should be noted that the upper surface of the gate plate 53 is just flush with the first rice outlet 22, so that the first rice outlet 22 can be closed when the rice outlet hole 531 is staggered with the first rice outlet 22 and the second rice outlet 521;

after the electromagnetic valve 51 is electrified, the valve rod drives the gate plate 53 to slide, the rice outlet hole 531 just slides to a position between the first rice outlet 22 and the second rice outlet 521, the first rice outlet 22 and the second rice outlet 521 are communicated, and rice in the storage box 2 sequentially passes through the first rice outlet 22, the rice outlet hole 531 and the second rice outlet 521 and falls to the weighing gauge 41 for weighing; after the electromagnetic valve 51 is powered off, the valve rod of the electromagnetic valve 51 is reset under the action of the reset spring, so that the first rice outlet 22 is closed.

In addition, the end of the shutter 53 far away from the electromagnetic valve 51 is further provided with a manual rice taking key 532, when the circuit is in failure or the electricity is not supplied, the shutter 53 can slide by pressing the manual rice taking key 532 inwards, and the rice outlet hole 531 on the shutter 53 can slide to the position between the first rice outlet 22 and the second rice outlet 521 to conduct the two, so that rice can be taken.

Preferably, a hollow shell 8 is formed between the base 1 and the storage box 2 by enclosing the same material as the storage box 2, the weighing unit 4 is exposed, and the plurality of pillars 3 and the automatic rice discharging mechanism 5 are positioned in the shell 8, so that the storage box of the invention has more compact structure and more beautiful appearance;

the shell body 8 is also provided with an operation panel 6, the controller is respectively electrically connected with the weighing module and the electromagnetic valve 51, and is also provided with a power supply which is respectively electrically connected with the controller and the electromagnetic valve 51, the operation panel 6 is provided with a display module, an on-off key, a starting key, an plus key and a minus key which are respectively electrically connected with the controller, the on-off key is used for starting or closing the whole system, the weighing module can be automatically reset once by adding and subtracting a key to set the grain-taking amount, the controller can send an instruction to the electromagnetic valve 51 to enable the electromagnetic valve to execute corresponding actions to open the first rice outlet 22 and automatically output rice to the weighing unit 4, the real-time rice-taking amount (weight) can be displayed on the display module, after the rice-taking amount reaches the specified amount, the controller sends an instruction to the electromagnetic valve 51 again to enable the electromagnetic valve to execute corresponding action to enable the shutter 53 to block the first rice outlet 22, and the first rice outlet 22 is closed;

as shown in fig. 7, which is a structural block diagram of a control circuit of the present invention, a controller of the present invention is connected with a weighing module, a voice recognition module, an on-off key, a start key, a plus key and a minus key respectively, the weighing module is used for measuring the weight of the grain in a measuring cup, the voice recognition module is used for recognizing a voice grain fetching instruction, the on-off key is used for starting or closing the whole system, the plus key and the minus key are used for receiving a set grain volume, the start key is used for starting an electromagnetic valve 51, the controller is further connected with the electromagnetic valve 51, a display module and a voice broadcasting module, the electromagnetic valve 51 is used for controlling the opening and closing of a storage tank 2, the display module is used for displaying the weight of fetching the grain each time, and the voice broadcasting module is used for voice broadcasting the weight of fetching the grain each time.

Specifically, as shown in fig. 8 to 11, the controller is a main control chip U5 using an STC8H1K08-TSSOP20 single chip, a control program is provided therein, the control program can be developed according to actual requirements, the present invention is not limited, the weighing module includes a bridge pressure sensor and a high-precision analog-to-digital converter HX711, the analog-to-digital converter converts the pressure signal collected by the pressure sensor into a digital signal and inputs the digital signal to the controller, and the controller obtains the weight through calculation; the electromagnetic valve 51 is driven by an electromagnetic valve driving circuit electrically connected with the main control chip, the rice taking amount is input to the main control chip by adding and subtracting a key on the controller, a starting key is used for starting weighing, the main control chip sends a signal to the electromagnetic valve driving circuit to control the electrification and the outage of the electromagnetic valve 51, and the weighing module sends a pressure signal to the main control chip; the display module adopts an LED digital display driving chip TM1628FS to drive 2 digital tubes for displaying the weighing capacity.

The electromagnetic valve 51 is also internally provided with a temperature acquisition module, the temperature acquisition module is connected with an ADC (analog to digital converter) arranged in the main control chip by adopting a thermistor and is used for measuring the temperature in the electromagnetic valve 51, and when the temperature is too high, the main control chip stops the work of the electromagnetic valve 51.

In practical application, the meter reading device is further provided with a voice recognition module electrically connected with the controller, voice input of the meter reading amount can be achieved by recognizing voice, the voice recognition module is driven by a voice driving circuit, and as shown in fig. 8, the voice broadcasting module adopts an 8002 audio power amplifier chip to drive a loudspeaker to play weighing amount figures; the voice recognition module adopts an LD3320 voice recognition module and is used for recognizing the grain quantity fetching instruction of voice.

The working principle is as follows: in an initial state, the electromagnetic valve 51 is powered off, the rice outlet hole 531 is respectively staggered with the first rice outlet 22 and the second rice outlet 521, the gate plate 53 blocks the first rice outlet 22, when rice needs to be taken, the storage box is started through a start key on the controller, a rice taking amount is input through adding and subtracting a key and is confirmed, the controller sends an instruction to the electromagnetic valve 51, the electromagnetic valve 51 is powered on within a preset time, the gate plate 53 slides along with a valve rod of the electromagnetic valve 51, the rice outlet hole 531 just slides to a position between the first rice outlet 22 and the second rice outlet 521 to enable the first rice outlet 22 to be conducted, the first rice outlet 22 automatically outputs rice to the weighing unit 4, the real-time rice taking amount is transmitted through the weighing meter 41 of the weighing unit 4 and is displayed on a display screen of the controller, after the rice taking amount reaches a specified amount, the controller automatically sends an instruction to the electromagnetic valve 51 to power off, the gate plate 53 resets under the action of a reset spring on the valve rod 51, and the first rice outlet 22 is blocked, and the rice taking is finished.

In order to prevent the grains in the storage box 2 from being affected with damp, an inward-concave air-permeable grille 24 is further arranged in the center of the top cover 23, a drying agent is placed in the air-permeable grille 24, as shown in fig. 2 and 4, but the area of the air-permeable grille 24 is not too large easily, and a dustproof cover 7 is further arranged to cover the air-permeable grille 24 so as to prevent the dust in the air from entering the storage box 2, and the dustproof cover 7 and the air-permeable grille 24 are not in a sealed state; spices such as star anise, cinnamon and the like can also be placed in the air-permeable grille 24 to increase the flavor of the grains.

In order to facilitate grasping the rice storage amount in the storage box 2, a vertical transparent viewing port 25 is further arranged on the front surface of the storage box 2, scales (in liters) should be arranged on the transparent viewing port 25, and the size of the storage box 2 is preferably designed according to a regular size.

It should be noted that the grain storage box in this scheme can store other cereal grain besides rice.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (10)

1. A precisely metered grain storage bin, comprising:

a base (1);

the storage box (2) is arranged right above the base (1), the storage box (2) is supported by a plurality of pillars (3) vertically arranged on the base (1), an inclined funnel (21) with the center offset to one side is arranged at the bottom of the storage box (2), and a first rice outlet (22) is formed in the bottom of the inclined funnel (21);

a weighing unit (4) which is arranged under the first rice outlet (22) and is used for accurately metering the rice outlet;

the automatic rice discharging mechanism (5) is arranged between the base (1) and the storage box (2), is matched with the first rice discharging port (22) and the weighing unit (4), and is used for controlling the opening and closing of the first rice discharging port (22);

and the controller is respectively electrically connected with the weighing unit (4) and the automatic rice discharging mechanism (5).

2. The precisely metered grain storage bin of claim 1, wherein: the weighing unit (4) comprises a weighing meter (41) and a measuring cup (42) matched with the weighing meter, the measuring cup (42) is placed on the weighing meter (41), and a weighing module electrically connected with the controller is arranged in the weighing meter (41).

3. A precision-metered grain storage bin as claimed in claim 1, wherein said automatic rice-discharging mechanism (5) comprises:

the electromagnetic valve (51) is electrically connected with the controller, and the electromagnetic valve (51) is inversely arranged at the bottom of the storage box (2);

the rice outlet plate (52) is positioned on one side of the electromagnetic valve (51) and is horizontally arranged, the rice outlet plate (52) is positioned right below the first rice outlet (22), and a second rice outlet (521) corresponding to the first rice outlet (22) is arranged on the rice outlet plate;

the gate plate (53) is assembled on the rice discharging plate (52) in a sliding mode, one end of the gate plate (53) is fixedly connected with a valve rod of the electromagnetic valve (51), and rice discharging holes (531) corresponding to the first rice discharging hole (22) and the second rice discharging hole (521) are formed in the gate plate.

4. The precisely metered grain storage bin of claim 3, wherein: and a manual rice taking key (532) extending outwards is further arranged on one side of the flashboard (53) far away from the electromagnetic valve (51).

5. The precisely metered grain storage bin of claim 1, wherein: adopt between base (1) and storage box (2) and enclose with the same material of storage box (2) and form hollow casing (8), and will weighing unit (4) expose outside, it is a plurality of pillar (3) and automatic rice discharging mechanism (5) all are located casing (8).

6. The precisely metered grain storage bin of claim 3, wherein: and a temperature acquisition module electrically connected with the controller is also arranged in the electromagnetic valve (51).

7. The precisely metered grain storage bin of claim 1, wherein: the device is characterized by further comprising an operation panel (6), wherein the operation panel (6) is provided with a display module, an on-off key, a start key, an add key and a subtract key which are respectively electrically connected with the controller.

8. The precisely metered grain storage bin of claim 1, wherein: still include the speech recognition module and the voice broadcast module of being connected with the controller electricity.

9. The precisely metered grain storage bin of claim 1, wherein: the top of the storage box (2) is provided with a top cover (23), the center of the top cover (23) is provided with an inward concave air-permeable grid (24), and the air-permeable grid (24) is covered by a dustproof cover (7).

10. The precisely metered grain storage bin of claim 1, wherein: bin (2) openly still are equipped with vertical transparent viewing aperture (25), be equipped with the scale on transparent viewing aperture (25).

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