TWI731605B - Automatic rice washing equipment - Google Patents

Abstract

Disclosed is an automatic rice washing equipment comprising: a rice injection device, a rice washing device, and a control device, wherein the control device is configured to control rice injecting from a rice storage tank of the rice injection device into a rice washing tank of the rice washing device according to a rice weight sensing result of a weight sensor of the rice injection device, and to control the rice washing device to repeatedly wash rice until rice water quality of rice water reaches a predetermined water quality standard value according to a water quality sensing result of a water quality sensor of the rice washing device.

Description

Automatic rice washing machine

The present invention relates to an automatic rice washing machine, in particular to an automatic rice washing machine capable of ensuring the quality of rice washing.

Snack culture is popular in our country. In addition to facing a large number of customers during peak hours, snack bars also need to deploy extra manpower and time to prepare the rice when the rice in the electric cooker is about to bottom out. In order to reduce labor costs, some stores will consider using automatic rice washing machines to replace manual tasks for pre-work such as rice preparation and rice washing.

An automatic rice washing machine is a device that automatically washes rice by operating a machine or mechanism in an automatic control manner. In the prior art, the function of the automatic rice washing machine is mainly to use rice washing water to wash or soak the rice a predetermined number of times for a predetermined length of time according to set conditions. However, there are subtle differences in the particle size and shape of each batch of rice, the source and turbidity of the rice washing water used, and the temperature and humidity of the climate that day. It is often difficult to wash the rice under the same set conditions. Achieve the quality of manual rice washing, which is also a major reason why the conventional automatic rice washing machine cannot be popularized.

Therefore, the purpose of the present invention is to provide an automatic rice washing machine that can ensure the quality of rice washing.

The technical means adopted by the present invention to solve the problems of the conventional technology is to provide an automatic rice washing machine, including: a rice injection device, including a rice storage box, a rice injection device and a weighing sensor, the rice storage box For accommodating rice, the rice injection device is connected between the rice storage box and a rice washing tank, and the rice from the rice storage box is injected into the rice washing tank, and the weighing sensor is connected to the rice storage tank to The amount of rice injected into the rice washing tank from the rice storage tank is sensed by weighing; a rice washing device including the rice washing tank, a rice washing water injector, a rice washing device and a water quality sensor, the rice washing water injector Connected to the rice washing tank for injecting rice washing water into the rice washing tank. The rice washing device is installed in the rice washing tank and is implemented in the rice washing tank in such a way that air bubbles are generated for the rice washing tank injected with the rice washing water to disturb the rice. For rice washing, the water quality sensor is set to sense the water quality of the rice washing water in the rice washing tank by means of turbidity detection; and a control device electrically connected to the rice injection device, the weighing sensor, and the rice washing water The water injection device, the rice washer, and the water quality sensor, wherein the control device is set so that the amount of rice injected into the rice washing tank reaches a set amount of rice according to the rice amount sensing result of the weighing sensor Control the rice injector to stop filling the rice, and according to the water quality sensing result of the water quality sensor, control the rice washing water injector and the rice washing device to inject and wash the rice repeatedly until the water quality of the rice washing water reaches a level after the rice has been washed. Set water quality standards.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the rice storage tank is arranged above the rice washing tank, and the rice injecting device is a bottom valve arranged on the rice storage tank. The opening of the valve causes the rice in the rice storage box to fall into the rice washing tank by gravity.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the weighing sensor is arranged at the bottom of the rice storage box for weighing the rice in the rice storage box, and according to the storage The amount of change in the weight of the rice in the rice box is sensed by the amount of rice poured into the rice washing tank from the rice storage box.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the rice washing device further includes a rice washing water pump for pumping the rice washing water injected into the rice washing tank from the rice washing tank.

In one embodiment of the present invention, an automatic rice washing machine is provided, wherein the rice washing device further includes a rice guiding valve connected to the rice washing tank, and the rice guiding valve is controlled by the control device to complete the operation when it is opened. The rice to be washed is introduced into an electric pot from the rice washing tank through the rice guiding valve.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the rice guiding valve is provided with a telescopic rice guiding channel, which is arranged to extend from the rice guiding valve to the electric pot with a set length adjusted by expansion and contraction. , So that the rice that has been washed is introduced into the electric pot from the rice guiding valve through the telescopic rice guiding channel.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the rice washing device further includes a rice-boiled water injector connected to the rice washing tank for injecting the rice-boiled water into the rice washing tank to complete the process. The rice to be washed is introduced into the electric pot from the rice washing tank.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the control device further includes a setting interface for setting the set rice pouring amount and/or the set water quality standard.

In an embodiment of the present invention, an automatic rice washing machine is provided, wherein the control device further includes a progress reminder, which is set to prompt the rice washing progress of the automatic rice washing machine in a display and/or sound manner.

In one embodiment of the present invention, an automatic rice washer is provided, wherein the control device further includes a remote connection module for a remote control device to connect to a remote network via the remote connection module Connected to the control device to remotely control the automatic rice washing machine to perform automatic rice washing.

Through the technical means adopted by the present invention, the automatic rice washing machine no longer uses unsuitable setting conditions to wash rice, but can use water quality sensing to determine the current rice washing degree to ensure that each rice washing can achieve the target. Washing quality. In a preferred embodiment, the automatic rice washing machine of the present invention not only washes the rice, but also completes the tedious tasks such as potting and adding water after the rice is washed, so that the user does not need to spend extra effort from washing the rice to boiling the rice. In addition, the automatic rice washing machine of the present invention is preferably able to accept remote control and start to operate, so that the user can solve the problem of washing rice and cooking rice even if they are not at home.

Hereinafter, the embodiments of the present invention will be described based on Figs. 1 to 4. This description is not intended to limit the implementation of the present invention, but is a kind of embodiment of the present invention.

As shown in FIGS. 1 to 3, an automatic rice washing machine 100 according to an embodiment of the present invention includes: a rice injection device 1, including a rice storage box 10, a rice injection device 11, and a weighing sensor Detector 12, the rice storage box 10 is used for accommodating rice R, the rice injection device 11 is connected between the rice storage box 10 and a rice washing tank 20, and the rice R of the rice storage tank 10 is injected into the rice washing tank 20. The weighing sensor 12 is connected to the rice storage tank 10, and senses the amount of rice injected into the rice washing tank 20 from the rice storage tank 10 in a weighing manner; a rice washing device 2 includes the rice washing tank 20 , A rice washing water injector 21, a rice washing device 22 and a water quality sensor 23, the rice washing water injector 21 is connected to the rice washing tank 20, used to inject the rice washing water W into the rice washing tank 20, the rice washing device 22 is provided In the rice washing tank 20, rice washing is performed in the rice washing tank 20 in such a way that bubbles are generated for the rice washing tank 20 injected with rice washing water W to disturb the rice R, and the water quality sensor 23 is set to detect turbidity. The measuring method senses the water quality of the rice washing water W in the rice washing tank 20; and a control device 3, which is electrically connected to the rice injector 11, the weighing sensor 12, the rice washing water injector 21, the rice washing device 22, and The water quality sensor 23, wherein, the control device 3 is set to control the rice quantity when the quantity of rice injected into the rice washing tank 20 reaches a set quantity of rice according to the rice quantity sensing result of the weighing sensor 12 The rice injector 11 stops filling rice, and according to the water quality sensing result of the water quality sensor 23, controls the rice washing water injector 21 and the rice washer 22 to inject and wash the rice repeatedly until the water quality of the rice washing water W after washing the rice Reach a set water quality standard.

As shown in Figure 2, according to the automatic rice washing machine 100 of the embodiment of the present invention, the rice storage tank 10 is arranged above the rice washing tank 20, and the rice injection device 11 is installed on the rice storage tank 10. A bottom valve is opened to cause the rice R of the rice storage tank 10 to fall into the rice washing tank 20 by gravity. For example, the bottom valve can be a rotating door cover, and the opening and closing of the bottom valve can be manipulated by a stepping motor, so that the opening size of the bottom valve can be adjusted to control the speed of rice injection.

As shown in Figure 2, according to the automatic rice washing machine 100 of the embodiment of the present invention, the weighing sensor 12 is arranged at the bottom of the rice storage box 10 for the rice R in the rice storage box 10 Weighing is performed, and the amount of rice poured into the rice washing tank 20 from the rice storage box 10 is sensed according to the amount of change in the weight of the rice R in the rice storage box 10. Specifically, in this embodiment, by installing the weighing sensor 12 at the bottom of the rice storage box 10, the original total weight of the rice R in the rice storage box 10 can be weighed. As the rice injection operation progresses, the rice R in the rice storage box 10 gradually decreases, and the current total weight of the rice R in the rice storage box 10 obtained by the weighing sensor 12 will also decrease. By subtracting the current total weight from the original total weight, the weight reduction (ie, the weight change) of the rice R in the rice storage box 10 can be obtained, and the weight reduction is also injected into the rice washing tank from the rice storage box 10 The amount of rice in 20. Of course, the present invention is not limited to this. The amount of rice injected from the rice storage tank 10 into the rice washing tank 20 can also be obtained by other weighing methods, for example, directly measuring the rice R output from the rice storage tank 10 Weigh.

As shown in Figure 3, according to the automatic rice washing machine 100 of the embodiment of the present invention, the rice washing device 22 is an air pump, and the air pump is arranged to extend into the rice washing tank 20, and the rice washing water is injected into the rice washing tank 20. The air is pumped in W to generate bubbles, so that the rice R in the rice washing tank is disturbed by the air bubbles, so that the rice washing is performed in the rice washing tank 20 in this way.

As shown in FIG. 3, according to the automatic rice washing machine 100 of the embodiment of the present invention, the rice washing device 2 further includes a rice washing water pump 24 for transferring the rice washing water W injected into the rice washing tank 20 from the rice washing tank 20 draws out. Preferably, the rice-washing water pump 24 is used together with the rice-washing water injector 21 and the rice-washing device 22, and while the rice-washing device 22 generates air bubbles to disturb the rice R, water is injected and pumped to maintain the rice-washing The flow of water in the tank 20 makes the rice washing effect better. During the rice washing process, the water quality sensor 23 continuously senses the water quality of the rice washing water W in the rice washing tank 10, so as to stop the rice washing when the water quality reaches the set water quality standard. Specifically, in this embodiment, the water quality sensor 23 used uses optical principles to comprehensively determine the turbidity of the solution by measuring the light transmittance and scattering rate in the solution, so as to achieve the purpose of detecting water quality. The inside of the water quality sensor 23 is an infrared pair tube. When light passes through a certain amount of rice washing water W, the amount of light transmitted depends on the degree of pollution of the rice washing water W. The more dirty the water, the less light is transmitted. By disposing the water quality sensor 23 in the rice washing tank 10, the water quality of the rice washing water W in the rice washing tank 20 can be directly sensed during rice washing, so as to determine whether the rice has been washed in real time. Of course, the present invention is not limited to this. The water quality sensor 23 can also be arranged in the rice washing water pump 24 as appropriate, and indirectly senses the rice washing tank when the rice washing water pump 24 pumps water. The water quality of rice washing water W of 20.

As shown in Figure 4, in the automatic rice washing machine 100 according to an embodiment of the present invention, the rice washing device 2 further includes a rice guide valve 25 connected to the rice washing tank 20, and the rice guide valve 25 is located in the control device 3 Under control, the rice R that has been washed rice is introduced from the rice washing tank 20 through the rice guiding valve 25 into an electric pot E when it is turned on. Preferably, the rice guiding valve 25 is provided with a telescopic rice guiding channel 251, which is arranged to extend from the rice guiding valve 25 to the electric pot E with a set length adjusted by expansion and contraction, so as to provide the rice that has been washed with rice. R is introduced into the electric pot E from the rice guiding valve 25 through the telescopic rice guiding channel 251. With the arrangement of the telescopic rice guiding channel 251, no matter the size of the electric pot E, a good connection between the rice washing tank 20 and the electric pot E can be ensured. With the setting of the rice guiding valve 25, the washed rice can be automatically sent into the electric pot E, eliminating manual work.

As shown in FIG. 4, according to the automatic rice washing machine 100 of the embodiment of the present invention, the rice washing device 2 further includes a rice-boiled water injector 26 connected to the rice washing tank 20 for injecting rice-boiled water C into the rice washing machine. The rice washing tank 20 guides the electric pot E from the rice washing tank 20 along with the rice R that has been washed. In this way, not only the rice filling, but also the tedious work of adding water to the pot can be automatically completed by the automatic rice washing machine 100, which effectively saves manpower.

As shown in Figures 1 to 4, the automatic rice washing machine 100 according to an embodiment of the present invention, wherein the control device 3 further includes a start button 30, a setting interface 31, a progress indicator 32 and a remote connection Line module 33. The control device 3 is configured to control the actions of the components of the automatic rice washer 100 when the start button 30 is touched, so that the user only needs to press the start button 30 to make the automatic rice washer 100 automatically Carry out a series of rice cooking pre-operations, namely, rice filling, rice washing, pot filling, and water filling. The setting interface 31 is used for setting the set rice filling amount and the set water quality standard, and it can be various man-machine interfaces, such as control buttons and touch panels. The progress indicator 32 is set to display and/or audibly prompt the rice washing progress of the automatic rice washing machine 100. The progress indicator 32 may include a seven-segment display 32a, which indicates the current rice washing by displaying symbols or numbers. In addition to the progress, the seven-segment display 32a can also be used to display the amount of rice injected. In addition, the progress indicator 32 may also include a buzzer 32b, which emits a sound to indicate the current rice washing progress. The remote connection module 33 is used for a remote control device M to connect to the control device 3 via the remote connection module 33 and a remote network to remotely control the automatic rice washer 100 to perform automatic rice washing . The remote connection module 33 is, for example, a WIFI module, and the remote control device M can be a smart mobile device, and is connected to the control device 3 via an APP for control via a network.

With the above structure, the automatic rice washing machine 100 of the present invention can use water quality sensing to determine the current rice washing degree. Therefore, no matter how the rice, rice washing water, climate environment and other conditions change, the rice can be washed repeatedly to meet the same quality requirements. Ensure that each rice washing can achieve the target rice washing quality.

The above descriptions and descriptions are only descriptions of the preferred embodiments of the present invention. Those with general knowledge of this technology should make other modifications based on the scope of patent applications defined below and the above descriptions, but these modifications should still be made. It is the spirit of the present invention and falls within the scope of the rights of the present invention.

100: Automatic rice washing machine 1: Rice injection device 10: Rice storage box 11: Injector 12: Weighing sensor 2: Rice washing device 20: Rice washing tank 21: Rice washing water injector 22: Rice Washer 23: Water quality sensor 24: Rice washing water pump 25: Guide meter valve 251: Telescopic guide meter channel 26: Boiled rice water injector 3: control device 30: Start button 31: Setting interface 32: progress indicator 32a: Seven-segment display 32b: buzzer 33: Remote connection module C: boiled rice water E: electric cooker M: remote control device R: meters W: rice washing water

[Figure 1] is a schematic diagram showing an automatic rice washing machine according to an embodiment of the present invention; [Figure 2] is a schematic diagram showing the automatic rice washing machine according to an embodiment of the present invention during rice injection; [Figure 3] is a schematic diagram showing the automatic rice washing machine according to an embodiment of the present invention during rice washing; [Figure 4] is a schematic diagram showing the automatic rice washing machine according to an embodiment of the present invention during potting.

100: Automatic rice washing machine

1: Rice injection device

10: Rice storage box

11: Injector

12: Weighing sensor

2: Rice washing device

20: Rice washing tank

21: Rice washing water injector

22: Rice Washer

23: Water quality sensor

24: Rice washing water pump

25: Guide meter valve

251: Telescopic guide meter channel

26: Boiled rice water injector

3: control device

30: Start button

31: Setting interface

32: progress indicator

32a: Seven-segment display

32b: buzzer

33: Remote connection module

E: electric cooker

M: remote control device

R: meters

Claims (6)

An automatic rice washing machine, comprising: a rice injection device, including a rice storage box, a rice injection device and a weighing sensor; the rice storage box is used for accommodating rice, and the rice injection device is connected to the rice storage box Between the rice tank and a rice washing tank, the rice from the rice storage box is poured into the rice washing tank, the weighing sensor is connected to the rice storage tank, and the weighing method is used to sense that the rice from the rice storage tank is injected into the rice washing tank The rice storage tank is set above the rice washing tank, and the rice injection device is a bottom valve of the rice storage tank. The opening of the bottom valve makes the rice storage tank Fall into the rice washing tank by gravity; a rice washing device, including the rice washing tank, a rice washing water injector, a rice washing device, a water quality sensor, a rice washing water pump, a rice guiding valve and a rice cooking water injection The rice washing water injector is connected to the rice washing tank and is used to inject the rice washing water into the rice washing tank. The rice washing device is installed in the rice washing tank to generate air bubbles for the rice washing tank injected with the rice washing water to disturb the rice. Method of washing rice in the rice washing tank, the water quality sensor is set to sense the water quality of the rice washing water in the rice washing tank by means of turbidity detection, and the rice washing water pump is connected to the rice washing tank to inject the The rice washing water of the rice washing tank is drawn from the rice washing tank, the rice guiding valve is connected to the rice washing tank, and the rice guiding valve is provided with a telescopic rice guiding channel, which is set to a set length adjusted by expansion and contraction from the rice guiding valve Extendingly connected to an electric pot, the rice boiling water injector is connected to the rice washing tank for injecting the rice water into the rice washing tank; and a control device is electrically connected to the rice injection device, the weighing sensor, The rice washing water injector, the rice washing device, the water quality sensor, the rice washing water pump, the rice guiding valve, and the rice boiling water injector, wherein the control device is set according to the weighing sensor As a result of the rice quantity sensing result, when the quantity of rice injected into the rice washing tank reaches a set rice quantity, the rice injector is controlled to stop the rice injection, According to the water quality sensing result of the water quality sensor, control the rice washing water injector, the rice washing device and the rice washing water pump to inject, wash and pump water repeatedly until the water quality of the rice washing water after the rice washing reaches a set water quality standard , And control the rice guide valve to open and control the rice boiling water injector to inject the rice water into the rice washing tank, so that the rice boiling water passes the rice guide valve and the telescopic guide from the rice washing tank along with the rice that has been washed. The rice channel is introduced into the electric cooker. The automatic rice washing machine according to claim 1, wherein the weighing sensor is arranged at the bottom of the rice storage box for weighing the rice in the rice storage box, and according to the The amount of change in the weight of rice is sensed by the amount of rice poured into the rice washing tank from the rice storage tank. The automatic rice washing machine according to claim 1, wherein the rice washing device further includes a rice washing water pump connected to the rice washing tank for pumping the rice washing water injected into the rice washing tank from the rice washing tank. The automatic rice washing machine according to claim 1, wherein the control device further includes a setting interface for setting the set rice injection amount and/or the set water quality standard. The automatic rice washing machine according to claim 1, wherein the control device further includes a progress reminder, which is set to prompt the rice washing progress of the automatic rice washing machine in a display and/or sound manner. The automatic rice washer of claim 1, 4, or 5, wherein the control device further includes a remote connection module for a remote control device to connect to a remote network via the remote connection module Connected to the control device to remotely control the automatic rice washing machine to perform automatic rice washing.

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