Off-line voice coffee scale

Abstract

The utility model discloses an off-line voice coffee scale which comprises a weighing base and a scale pan detachably installed on the weighing base, a weighing sensor is fixedly installed in the weighing base, and an off-line voice control module is further arranged in the weighing base. The off-line voice control module comprises a power supply circuit, a control chip, an off-line voice recognition module and a display module, the off-line voice recognition module is electrically connected with a microphone and a weighing sensor, and the power supply circuit, the off-line voice recognition module and the display module are electrically connected with the control chip. The control chip is internally provided with the analog-to-digital conversion unit or externally provided with the analog-to-digital conversion unit, and during use, the off-line voice control module obtains and recognizes a voice control command without manually pressing keys, so that the workload of two hands is reduced, and the experience is better than that in the prior art.

Description

Technical Field

[0001] The utility model relates to a weighing device, in particular to a coffee scale. Background Art

[0002] At present, most coffee scales on the market have timing and weighing functions. The timing function requires a manual button to start or stop the timing function. Another button is used to reset the weighing and peeling functions. This function can only be achieved by pressing the button manually. The disadvantage of this structure is that when brewing coffee by hand, two hands may not be enough. One hand may be used to fill the pot with water, and the other hand may be used to hold the cup, or a spoon may be needed to add powder. If you need to operate the coffee scale at this time, you have to put down one hand before you can operate it, which is troublesome and the experience may not be good enough.

[0003] In addition, a common coffee scale includes a weighing base, on which a weighing pan is disposed. The weighing base and the weighing pan are often fixed by glue or screws, which makes assembly inconvenient. Summary of the invention

[0004] In order to overcome the deficiencies of the prior art, one object of the utility model is to provide an offline voice coffee scale with good user experience and convenient assembly.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] An offline voice coffee scale comprises a weighing base and a weighing pan detachably mounted on the weighing base, wherein a weighing sensor is fixedly mounted inside the weighing base, an offline voice control module is also arranged inside the weighing base, the offline voice control module comprises a power supply circuit, a control chip, an offline voice recognition module, and a display module, the offline voice recognition module is electrically connected to a microphone, the weighing sensor, the power supply circuit, the offline voice recognition module and the display module are electrically connected to the control chip respectively, the control chip has a built-in analog-to-digital conversion unit or an external analog-to-digital conversion unit, and the control chip is also electrically connected to a key circuit and a voice notification module.

[0007] The weighing base includes a shell with an opening at the top, a display panel and a closed panel are fixedly arranged at the top opening of the shell, the closed panel has an entrance, a weighing sensor inside the shell is installed at the entrance, a load-bearing panel is installed on the top of the closed panel, the load-bearing panel is fixedly connected to the weighing sensor, the weighing pan is detachably installed on the top of the load-bearing panel, and the weighing pan and the load-bearing panel are integrally die-cast.

[0008] For ease of assembly, the middle portion of the load-bearing panel is recessed downward to form a protrusion, and the protrusion is provided with a connecting hole. After assembly, the protrusion extends into the interior of the shell through the entrance, and the fixing piece in the connecting hole is fixedly connected to the weighing sensor.

[0009] The left side, right side and rear side of the weighing pan are all provided with folded edges extending inwardly thereof, while the front side has no folded edges. The inner side of the weighing pan is larger at the top and smaller at the bottom. The left side, right side, rear side and top surface of the weighing pan are closed, while the front side and bottom surfaces are not closed. The side surface of the weighing base is larger at the top and smaller at the bottom, and the side surface is an inclined surface. After assembly, the folded edges are sleeved on the outer side of the inclined surface, and the weighing pan can be detachably sleeved on the weighing base. This structure is convenient for assembly.

[0010] The rear side of the shell is provided with a recessed area, the rear side of the scale pan is provided with a notch corresponding to the recessed area, the power supply circuit is provided with a charging port, the key circuit is provided with a switch button, and the charging port and the switch button are placed in the recessed area.

[0011] The bottom surface of the shell is provided with a concave cavity, in which a sheet component is installed, and the sheet component is an anti-slip sheet or a waterproof sheet.

[0012] The voice notification module includes a driving circuit and a buzzer, and the control chip and the buzzer are electrically connected to the driving circuit respectively.

[0013] The beneficial effects of the utility model are as follows: the offline voice control module is used to obtain and identify voice control commands, the offline voice recognition module is used to identify voice control commands, the microphone is used to collect voice control commands, the power supply circuit is used to power the entire circuit, the weighing sensor is used to obtain an analog value corresponding to the weight value, the analog-to-digital conversion unit converts the analog value into a digital value corresponding thereto, the control chip is used to control the entire circuit and convert the digital value into a corresponding weight value, the display module displays the specific weight value through the display screen, and when in use, the offline voice control module obtains, identifies the voice control command and executes the corresponding operation command without manually pressing buttons, thereby reducing the workload of both hands, and providing a better experience than the prior art.

[0014] In addition, the scale pan is mounted on the weighing base through the cooperation of folded edges and inclined surfaces, and no glue or screws are required to fix it, making assembly easier. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2It is a structural exploded view of the utility model;

[0018] Figure 3 It is a system block diagram of the utility model;

[0019] Figure 4 It is a structural exploded view of the utility model. DETAILED DESCRIPTION

[0020] Reference Figures 1 to 4 An offline voice coffee scale comprises a weighing base 1 and a weighing pan 2 detachably mounted on the weighing base 1, wherein a weighing sensor 3 is fixedly mounted inside the weighing base 1, and an offline voice control module 4 is also arranged inside the weighing base 1, wherein the offline voice control module 4 comprises a power supply circuit 5, a control chip 6, an offline voice recognition module 7, and a display module 61, wherein the offline voice recognition module 7 is electrically connected to a microphone, and the weighing sensor 3, the power supply circuit 5, the offline voice recognition module 7 and the display module 61 are electrically connected to the control chip 6 respectively, and the control chip 6 has a built-in analog-to-digital conversion unit or an external analog-to-digital conversion unit.

[0021] The offline voice control module is used to obtain and identify voice control commands, the offline voice recognition module is used to identify voice control commands, the microphone is used to collect voice control commands, the power supply circuit is used to power the entire circuit, the weighing sensor is used to obtain the analog value corresponding to the weight value, the analog-to-digital conversion unit converts the analog value into a corresponding digital value, the control chip is used to control the entire circuit and convert the digital value into the corresponding weight value, and the display module displays the specific weight value through the display screen. When in use, the offline voice control module obtains, identifies the voice control command and executes the corresponding operation command (this part belongs to the prior art, and here it is only to explain the working principle clearly, and no improvement is made to the software algorithm). There is no need to press buttons manually, thereby reducing the workload of both hands, and the experience is better than the prior art.

[0022] The offline voice control module, the offline voice recognition module (which may include an offline voice recognition chip and an offline voice storage chip), the power supply circuit, the weighing sensor, the analog-to-digital conversion unit, the control chip, and the display module are all prior art, and their specific components are not described in detail. The display module displays the specific weight value through the display screen.

[0023] The weighing base 1 includes a shell 11 with an opening at the top, a display panel 12 and a closed panel 13 are fixedly arranged at the top opening of the shell 11, the closed panel 13 is provided with an entrance 14, the weighing sensor 3 inside the shell 11 is installed at the entrance 14, a load-bearing panel 15 is installed on the top of the closed panel 13, the load-bearing panel 15 is fixedly connected to the weighing sensor 3, the weighing pan 2 is detachably mounted on the top of the load-bearing panel 15, the weighing sensor is in a bar shape (the specific structure is not shown in the figure), the display panel 12 is transparent and fixedly connected to the display module, and the load-bearing panel can be fixedly connected to the weighing pan.

[0024] The middle part of the load-bearing panel 15 is recessed downward to form a protrusion 151, and the protrusion 151 is provided with a connecting hole 152. After assembly, the protrusion 151 extends into the interior of the shell 11 through the entrance 14, and the fixing parts (such as screws) in the connecting hole 152 are fixedly connected to the weighing sensor 3. The load-bearing panel can effectively increase the weighing area of ​​the weighing sensor, thereby making the weighing more accurate. The above structure is more convenient for assembly.

[0025] The left side, right side and rear side of the weighing pan 2 are all provided with folded edges 21 extending inwardly thereof, and there is no folded edge 21 on the front side. The inner side of the weighing pan 2 is larger at the top and smaller at the bottom. The left side, right side, rear side and top surface of the weighing pan 2 are closed, and the front side and bottom surfaces are not closed. The side surface of the weighing base 1 is larger at the top and smaller at the bottom, and the side surface is an inclined surface. After assembly, the folded edge 21 is sleeved on the outside of the inclined surface, and the weighing pan 2 is detachably sleeved on the weighing base 1. With this structure, no glue or screws are required for fixing, and assembly is simpler. The folded edges on the left side of the weighing pan 2, the right side of the weighing pan 2, and the rear side of the weighing pan 2 are separated from each other, thereby facilitating bending.

[0026] The control chip 6 is also electrically connected to the key circuit 62 and the voice notification module 63. A recessed area 111 is provided on the rear side of the shell 11, and a notch 1102 corresponding to the recessed area 111 is provided on the rear side of the scale pan 2. The power supply circuit 5 is provided with a charging port 51, and the key circuit 62 is provided with a switch button 621. The charging port 51 and the switch button 621 are placed in the recessed area 111. During assembly, the notch is aligned with the recessed area 111 to facilitate accurate positioning and assembly. The key circuit 62 can also be provided with a zeroing button (to realize a zeroing function) and a peeling button (to realize a peeling function).

[0027] The bottom surface of the housing 11 is provided with a cavity 112 , in which a sheet component 113 is installed. The sheet component may be an anti-slip sheet, a waterproof sheet, a water-absorbent sheet or a dirt-resistant sheet.

[0028] The voice notification module 63 includes a driving circuit 631 and a buzzer 632. The control chip 6 and the buzzer 632 are electrically connected to the driving circuit 631 respectively. The control chip 6 drives the buzzer 632 through the driving circuit 631. The function of the buzzer 632 is self-programmed. When the voice control function is completed, the buzzer 632 alarms.

[0029] The weighing pan 2 and the load-bearing panel 15 are integrally die-cast, which is convenient to produce and has guaranteed strength.

[0030] The above implementation modes cannot limit the protection scope of the present invention. The equivalent modifications and changes made by those skilled in the art without departing from the overall concept of the present invention are still within the scope of the present invention.

Claims

1. An offline voice coffee scale, comprising a weighing base (1) and a weighing pan (2) detachably mounted on the weighing base (1), wherein a weighing sensor (3) is fixedly mounted inside the weighing base (1), characterized in that The weighing base (1) is also provided with an offline voice control module (4) inside. The offline voice control module (4) comprises a power supply circuit (5), a control chip (6), an offline voice recognition module (7), and a display module (61). The offline voice recognition module (7) is electrically connected to a microphone. The weighing sensor (3), the power supply circuit (5), the offline voice recognition module (7), and the display module (61) are electrically connected to the control chip (6) respectively. The control chip (6) has a built-in analog-to-digital converter. The weighing pan (2) is a weighing base (1) and a weighing base (2). The weighing pan (2) is a weighing base (1) and a weighing base (2) having a side surface that is larger than the side surface and a smaller than the side surface. The weighing pan (2) is a weighing base (1) and a weighing base (1) having a side surface that is larger than the side surface and a smaller than the side surface. The weighing pan (2) is a weighing base (1) and a weighing base (1) having a side surface that is an inclined surface. The folded edge (21) is sleeved on the outer side of the inclined surface. The weighing pan (2) is detachably sleeved on the weighing base (1).

2. The offline voice coffee scale according to claim 1, characterized in that The weighing base (1) comprises a shell (11) with an opening at the top, a display panel (12) and a closed panel (13) are fixedly arranged at the top opening of the shell (11), the closed panel (13) is provided with an entrance (14), a weighing sensor (3) inside the shell (11) is installed at the entrance (14), a load-bearing panel (15) is installed on the top of the closed panel (13), the load-bearing panel (15) is fixedly connected to the weighing sensor (3), and the weighing pan (2) is detachably mounted on the top of the load-bearing panel (15).

3. The offline voice coffee scale according to claim 2, characterized in that The middle portion of the load-bearing panel (15) is recessed downward to form a protrusion (151), and the protrusion (151) is provided with a connecting hole (152). The protrusion (151) extends into the interior of the housing (11) through the inlet (14), and the fixing piece in the connecting hole (152) is fixedly connected to the weighing sensor (3).

4. The offline voice coffee scale according to claim 3, characterized in that The control chip (6) is also electrically connected to the key circuit (62) and the voice notification module (63); the power supply circuit (5) is provided with a charging port (51); the rear side surface of the housing (11) is provided with a recessed area (111); the key circuit (62) is provided with a switch button (621); and the charging port (51) and the switch button (621) are arranged in the recessed area (111).

5. The offline voice coffee scale according to claim 4, characterized in that The rear side surface of the weighing pan (2) is provided with a notch (1102) corresponding to the recessed area (111).

6. The offline voice coffee scale according to claim 2, characterized in that The bottom surface of the housing (11) is provided with a concave cavity (112), and a sheet component (113) is installed in the concave cavity (112).

7. The offline voice coffee scale according to claim 4, characterized in that The voice notification module (63) comprises a driving circuit (631) and a buzzer (632), and the control chip (6) and the buzzer (632) are electrically connected to the driving circuit (631) respectively.

8. The offline voice coffee scale according to claim 1, characterized in that The weighing pan (2) and the load-bearing panel (15) are integrally die-cast.

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