CN220898481U - Water tank water shortage reminding mechanism and coffee machine with same - Google Patents
Water tank water shortage reminding mechanism and coffee machine with same Download PDFInfo
- Publication number
- CN220898481U CN220898481U CN202322348657.4U CN202322348657U CN220898481U CN 220898481 U CN220898481 U CN 220898481U CN 202322348657 U CN202322348657 U CN 202322348657U CN 220898481 U CN220898481 U CN 220898481U
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- water tank
- water
- tank body
- photoelectric sensor
- control board
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 230000002950 deficient Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a water shortage reminding mechanism of a water tank, which comprises a water tank body, at least one photoelectric sensor, a control board and a reminding device, wherein the water tank body is arranged on a water tank mounting groove, and a light-permeable triangular edge structure is arranged on the inner side wall of the water tank body; the photoelectric sensor is arranged on the water tank mounting groove and corresponds to the triangular prism structure; the photoelectric sensor is provided with a transmitting end and a receiving end, and light rays emitted by the transmitting end can be refracted through a triangular prism structure and received by the receiving end; the control board is electrically connected with the photoelectric sensor and can judge whether water is deficient in the water tank body according to different level signals output by the photoelectric sensor; the reminding device is electrically connected with the control board and used for reminding when the control board judges that the water tank body lacks water. Therefore, by arranging the photoelectric sensor and the triangular prism structure, the water level of the water tank can be detected, and meanwhile, the problem of difficult cleaning is solved. In addition, the utility model also provides a coffee machine with the coffee machine.
Description
Technical Field
The utility model relates to the technical field of coffee machines, in particular to a water tank water shortage reminding mechanism and a coffee machine with the same.
Background
With the continuous improvement of the living standard of people, more and more people purchase coffee machines and make coffee at home, and users have raised higher and higher requirements on the intelligent characteristics of the coffee machines.
At present, most of the existing coffee machines on the market adopt a float switch or a Hall sensor to detect the water level in a water tank, and after the coffee machines are used for a period of time, scale is easily generated on the float switch or the Hall sensor, so that the coffee machines are inconvenient to clean.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides the water tank water shortage reminding mechanism and the coffee machine with the same, and the non-contact photoelectric sensor is arranged, so that the water tank water level can be detected, and the problem of difficulty in cleaning is avoided.
The utility model adopts the technical proposal for solving the problems that:
A water tank water shortage reminding mechanism comprising:
The water tank body is used for being installed on a water tank installation groove of the machine body; a light-permeable triangular prism structure is arranged on the side wall of the water tank body;
At least one photoelectric sensor which is arranged on the water tank mounting groove and corresponds to the triangular prism structure; the photoelectric sensor is provided with a transmitting end and a receiving end, and light rays emitted by the transmitting end can be refracted through the triangular prism structure and received by the receiving end;
The control panel is arranged in the machine body and is electrically connected with the photoelectric sensor; the control board can judge whether the water tank body is deficient or not according to different level signals output by the photoelectric sensor;
The reminding device is arranged on the machine body and is electrically connected with the control panel; the reminding device is used for reminding when the control board judges that water in the water tank body is lack of water.
Further, the triangular rib structure is in a vertical strip shape, and extends from a position, close to the bottom, of the water tank body to the middle position of the water tank body along the height direction of the water tank body.
Further, two photoelectric sensors are arranged, and the two photoelectric sensors respectively correspond to the upper end and the lower end of the triangular prism structure.
Further, the reminding device is a display lamp or a buzzer.
In addition, the utility model also provides a coffee machine, which comprises a machine body and the water tank water shortage reminding mechanism, wherein the machine body is provided with a water tank installation groove, and the water tank body is detachably arranged on the water tank installation groove.
Further, the water tank further comprises a water valve seat arranged in the water tank mounting groove, wherein:
A water outlet is formed in the bottom of the water tank body, and a one-way valve is arranged in the water outlet;
The inside of the water valve seat is provided with a lug, and when the water tank body is arranged on the water tank mounting groove, the lug jacks up the one-way valve so as to realize the communication between the water valve seat and the water outlet.
Further, still include setting up water pump and flowmeter in the organism, wherein:
one end of the flowmeter is communicated with the water valve seat, and the other end of the flowmeter is communicated with the water pump;
the flowmeter and the water pump are respectively and electrically connected with the control board, and the control board can control the start and stop of the water pump according to different pulse signals output by the flowmeter.
In summary, the water tank water shortage reminding mechanism and the coffee machine with the same have the following beneficial effects:
(1) According to the water tank water shortage reminding mechanism, the triangular rib structure is arranged on the water tank body, and the photoelectric sensor is arranged on the water tank mounting groove, so that the water tank water level can be detected, and meanwhile, the problem of difficulty in cleaning is avoided.
(2) According to the water tank water shortage reminding mechanism, the triangular edge structure is arranged on the side part of the water tank body instead of the bottom, and the reminding device can be triggered to remind a user to timely add water after the water level of the water tank is lowered to a certain position, so that equipment damage caused by water pump empty pumping is prevented.
(3) According to the water tank water shortage reminding mechanism, the triangular edge structure is arranged to be strip-shaped, and the plurality of photoelectric sensors are correspondingly arranged on the water tank mounting groove, so that water levels at different height positions in the water tank body are detected.
(4) According to the coffee machine, the flow meter is arranged in the machine body, when the flow value in the flow meter is too low, the control board controls the water pump to stop working according to the low pulse signal output by the flow meter, so that equipment damage caused by evacuation of the water pump is avoided, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a schematic view of a coffee machine according to the present utility model;
FIG. 2 is an exploded view of the coffee maker of the present utility model;
FIG. 3 is a schematic view of the structure of a water valve seat in the coffee machine of the present utility model;
FIG. 4 is a schematic view of the structure of the water tank body in the coffee machine of the present utility model;
FIG. 5 is a top view of the water tank body of the coffee machine of the present utility model;
FIG. 6 is a schematic view of section A-A of FIG. 5;
Fig. 7 is a schematic view of the internal structure of the coffee maker of the present utility model.
Wherein the reference numerals have the following meanings:
1. A body; 11. a water tank installation groove; 111. a guide protrusion; 2. a photoelectric sensor; 3. a water valve seat; 31. a bump; 4. a water tank; 41. a water tank body; 411. triangular prism structure; 412. a guide groove; 413. a water outlet; 4131. an annular convex edge; 42. a water tank cover plate; 43. a one-way valve; 431. a valve core; 432. a spring; 433. a seal ring; 5. a flow meter; 6. and (3) a water pump.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1-7, the utility model discloses a coffee machine, which comprises a machine body 1 and a water tank 4 arranged at the rear side of the machine body 1. Specifically, the rear side of the body 1 is provided with a tank mounting groove 11, the tank 4 includes a tank body 41 having a water storage cavity, and a tank cover plate 42 covering the tank body 41 and sealing the water storage cavity, and the tank body 41 is detachably mounted on the tank mounting groove 11.
Wherein, the side wall of the water tank installation groove 11 is provided with a guide protrusion 111, and the side wall of the water tank body 41 is provided with a guide groove 412 matched with the guide protrusion 111. Thus, the fitting of the tank body 41 to the tank installation groove 11 can be rapidly achieved by the insertion engagement of the guide projection 111 with the guide groove 412.
Of course, in other embodiments, the arrangement positions of the guide protrusion 111 and the guide groove 412 may be interchanged, which is not limited herein.
Further, a light-permeable triangular ridge structure 411 is disposed on a side wall of the tank body 41, at least one photoelectric sensor 2 is disposed on the tank mounting groove 11, and the photoelectric sensor 2 corresponds to the triangular ridge structure 411 when the tank body 41 is mounted on the tank mounting groove 11. Specifically, the photoelectric sensor 2 has a transmitting end and a receiving end, and the light emitted by the transmitting end can be refracted by the triangular prism structure 411 and received by the receiving end. In addition, a control board (not shown in the figure) is also arranged in the machine body 1, and the photoelectric sensor 2 is electrically connected with the control board; the control board can judge whether the water tank body 41 is lack of water according to different level signals output by the photoelectric sensor 2.
Thus, by providing the triangular ridge structure 411 on the tank body 41 and the photoelectric sensor 2 on the tank mounting groove 11, not only the water level of the tank 4 can be detected, but also the problem of difficulty in cleaning does not occur. In addition, the triangular edge structure 411 is arranged at the side part of the water tank body 41 instead of the bottom, and when the water level of the water tank 4 is lowered to a certain position, the control board can judge that the water tank body 41 is in a water shortage state, so that the equipment damage caused by the empty pumping of the water pump is prevented.
In this embodiment, the control board is a PCB circuit board.
Wherein, the triangular rib structure 411 is in a vertical strip shape and extends from a position of the water tank body 41 near the bottom to a middle position of the water tank body 41 along the height direction of the water tank body 41; the number of the photoelectric sensors 2 is two, and the two photoelectric sensors 2 correspond to the upper and lower ends of the triangular prism structure 411, respectively.
Thus, the triangular rib structure 411 is provided in a vertical strip shape, and two photoelectric sensors 2 are respectively provided at the upper and lower ends of the tank mounting groove 11 corresponding to the triangular rib structure 411, so that the water levels at different height positions in the tank body 41 can be detected.
Specifically, when the water level in the water tank body 41 is higher than the emission end of the photoelectric sensor 2, most of the light emitted by the emission end is refracted and emitted by the water, and only a small part of the light is refracted by the triangular prism structure 411 and received by the receiving end, at this time, the control board can judge that the water tank body 41 is in a water shortage state according to the low-level signal output by the photoelectric sensor 2; when the water level in the water tank body 41 is lower than the emitting end of the photoelectric sensor 2, most of the light emitted by the emitting end is refracted through the triangular prism structure 411 and received by the receiving end, and at this time, the control board can judge that the water tank body 41 is in a water shortage state according to the high level signal output by the photoelectric sensor 2.
In addition, a reminding device (not shown in the figure) is also arranged on the machine body 1, and the reminding device is electrically connected with the control panel; the reminding device is used for reminding when the control panel judges that water in the water tank body 41 is lack. Preferably, the reminding device is a display lamp; when the tank body 41 is in the water shortage state, the display lamp is in the lighted state.
Of course, in other embodiments, the reminding device may also be a buzzer, and the user is reminded by means of sending out a warning sound from the buzzer; of course, the reminding device can also be a human-computer interface, and the water shortage information of the water tank 4 can be prompted to a user through an icon on the human-computer interface, and the reminding device is not limited in any way.
Referring again to fig. 1, 3 and 6, the coffee maker further includes a water valve seat 3 provided at the bottom of the water tank installation groove 11, a water outlet 413 is provided at the bottom of the water tank body 41, and a check valve 43 is provided in the water outlet 413. The water valve seat 3 is internally provided with a lug 31, and when the water tank body 41 is installed on the water tank installation groove 11, the lug 31 can jack the one-way valve 43 so as to realize the communication between the water valve seat 3 and the water outlet 413.
Specifically, the check valve 43 includes a valve core 431, a sealing ring 433 disposed on the top of the valve core 431, and a spring 432 sleeved on the valve core 431; an annular flange 4131 is arranged in the water outlet 413 to form a first step surface, and an annular groove is arranged on the valve core 431 to form a second step surface; the spring 432 is sleeved on the annular groove, one end of the spring is abutted against the first step surface, and the other end is abutted against the second step surface. Therefore, under the action of the elasticity of the spring 432, the sealing ring 433 can be driven to move downwards and seal the inside of the water outlet 413, thereby realizing water resistance; when the water tank body 41 is installed on the water tank installation groove 11, the protruding block 31 can be abutted with the bottom of the valve core 431 and drive the valve core 431 to overcome the elastic force of the spring 432 and move upwards, so that the sealing ring 433 is driven to move upwards to open the water outlet 413, and the water outlet 413 is communicated with the water valve seat 3.
Referring to fig. 7, the coffee machine further comprises a flowmeter 5 and a water pump 6 which are arranged in the machine body 1, wherein one end of the flowmeter 5 is communicated with the water valve seat 3 through a water pipe, and the other end of the flowmeter is communicated with the water pump 6 through the water pipe; the flowmeter 5 and the water pump 6 are respectively and electrically connected with a control board, and the control board can control the start and stop of the water pump 6 according to different pulse signals output by the flowmeter 5. When the flow value in the flow meter 5 is too low, the flow meter 5 sends a signal to the control board, and the control board controls the water pump 6 to stop working according to the signal so as to avoid equipment damage caused by the evacuation of the water pump 6, thereby prolonging the service life of the equipment.
Therefore, the soft protection of the flowmeter 5 is used for preventing the water pump 6 from being empty to damage equipment due to misoperation or unexpected situations, so that the service life of the equipment can be indirectly prolonged.
In summary, the coffee machine has the following beneficial effects:
In the coffee machine of the present utility model, the triangular ridge structure 411 is provided on the water tank body 41 and the photoelectric sensor 2 is provided on the water tank installation groove 11, so that the water level of the water tank 4 can be detected, and the problem of difficulty in cleaning is avoided.
And secondly, the coffee machine of the utility model can trigger the reminding device to remind a user to add water in time after the water level of the water tank 4 is lowered to a certain position by arranging the triangular edge structure 411 at the side part of the water tank body 41 instead of the bottom part, so as to prevent equipment damage caused by empty pumping of the water pump.
(III) in the coffee machine of the present utility model, the triangular rib structure 411 is provided in a vertical bar shape, and the plurality of photoelectric sensors 2 are correspondingly provided on the water tank installation groove 11, thereby realizing detection of water levels at different height positions in the water tank body 41.
And fourthly, the coffee machine of the utility model is characterized in that the flow meter 5 is arranged in the machine body 1, when the flow value in the flow meter 5 is too low, the control board can control the water pump 6 to stop working according to the low pulse signal output by the flow meter 5, thereby avoiding equipment damage caused by the evacuation of the water pump 6 and prolonging the service life of the equipment.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. A water tank lack of water warning mechanism, characterized in that includes:
The water tank body is used for being installed on a water tank installation groove of the machine body; a light-permeable triangular prism structure is arranged on the side wall of the water tank body;
At least one photoelectric sensor which is arranged on the water tank mounting groove and corresponds to the triangular prism structure; the photoelectric sensor is provided with a transmitting end and a receiving end, and light rays emitted by the transmitting end can be refracted through the triangular prism structure and received by the receiving end;
The control panel is arranged in the machine body and is electrically connected with the photoelectric sensor; the control board can judge whether the water tank body is deficient or not according to different level signals output by the photoelectric sensor;
The reminding device is arranged on the machine body and is electrically connected with the control panel; the reminding device is used for reminding when the control board judges that water in the water tank body is lack of water.
2. The water shortage reminding mechanism according to claim 1, wherein the triangular ridge structure is in a vertical bar shape and extends from a position of the water tank body near the bottom to a middle position of the water tank body along a height direction of the water tank body.
3. The water tank water shortage reminding mechanism according to claim 2, wherein two photoelectric sensors are provided, and the two photoelectric sensors correspond to the upper end and the lower end of the triangular prism structure respectively.
4. The water tank water shortage reminding mechanism according to claim 1, wherein the reminding device is a display lamp or a buzzer.
5. A coffee machine characterized by comprising a machine body and a water tank water shortage reminding mechanism according to any one of claims 1-4, wherein a water tank installation groove is formed in the machine body, and the water tank body is detachably installed on the water tank installation groove.
6. The coffee machine of claim 5, further comprising a water valve seat disposed within the water tank mounting groove, wherein:
A water outlet is formed in the bottom of the water tank body, and a one-way valve is arranged in the water outlet;
The inside of the water valve seat is provided with a lug, and when the water tank body is arranged on the water tank mounting groove, the lug jacks up the one-way valve so as to realize the communication between the water valve seat and the water outlet.
7. The coffee machine of claim 6, further comprising a water pump and a flow meter disposed within the body, wherein:
one end of the flowmeter is communicated with the water valve seat, and the other end of the flowmeter is communicated with the water pump;
the flowmeter and the water pump are respectively and electrically connected with the control board, and the control board can control the start and stop of the water pump according to different pulse signals output by the flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322348657.4U CN220898481U (en) | 2023-08-30 | 2023-08-30 | Water tank water shortage reminding mechanism and coffee machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322348657.4U CN220898481U (en) | 2023-08-30 | 2023-08-30 | Water tank water shortage reminding mechanism and coffee machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220898481U true CN220898481U (en) | 2024-05-07 |
Family
ID=90905229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322348657.4U Active CN220898481U (en) | 2023-08-30 | 2023-08-30 | Water tank water shortage reminding mechanism and coffee machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220898481U (en) |
-
2023
- 2023-08-30 CN CN202322348657.4U patent/CN220898481U/en active Active
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