CN211632835U - Coffee machine capable of making hot coffee and cold-extracted coffee - Google Patents
Coffee machine capable of making hot coffee and cold-extracted coffee Download PDFInfo
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- CN211632835U CN211632835U CN201922489977.5U CN201922489977U CN211632835U CN 211632835 U CN211632835 U CN 211632835U CN 201922489977 U CN201922489977 U CN 201922489977U CN 211632835 U CN211632835 U CN 211632835U
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Abstract
The utility model discloses a coffee machine capable of making hot coffee and cold extraction coffee, which comprises a water tank, a funnel, a coffee cup, a heating pipe and a water pump, wherein the water outlet of the water tank is connected with one end of the water pump through a pipeline, the other end of the water pump is communicated with the water inlet of the heating pipe, the water outlet of the heating pipe is communicated with a shower head on the funnel through an upper water pipe, and the water outlet below the funnel corresponds to the coffee cup; a water seepage sheet is arranged in the funnel, and the water outlet end of the shower head flows into the funnel through the water seepage sheet. The utility model discloses a coffee machine can enough make hot coffee, has simultaneously and accomplishes cold extraction coffee function through dripping slowly to can cold extraction fast. And the flow rate is controllable.
Description
Technical Field
The utility model belongs to the technical field of the domestic appliance trade, specifically be can make hot coffee have the coffee machine of cold extraction coffee function simultaneously.
Background
The common cold extraction coffee machine has single function and only completes cold coffee extraction. Or the cold coffee is extracted by soaking the coffee powder, and the opening and closing of the water outlet of the funnel are controlled by a specific device so as to achieve the purpose of soaking. The cold extraction time of the prepared cold extraction coffee is long, and is usually 3-48 hours.
In recent years, cold extraction coffee has the following advantages compared with traditional hot coffee:
1. compared with hot coffee, cold extracted coffee is less acidic, more mellow and more mellow;
2. compared with hot coffee, the extraction time of the cold-extracted caffeine is longer (up to 48 hours), the temperature is lower, the damage to the caffeine in the extraction process is smaller, and the coffee concentration is higher due to the fact that the coffee powder amount of the cold-extracted coffee is larger (the coffee-water ratio of the cold coffee is 1: 4 or 1: 9. the coffee-water ratio of the hot coffee is about 1: 25), so that the coffee is more popular among most people;
3. compared with hot coffee, cold-extracted coffee has lower acidity and smaller stimulation to the stomach, and is more beneficial to the health of human bodies;
4. compared with hot coffee, the cold extraction coffee has no thermal oxidation in the re-brewing process, the storage time is longer, the storage time is about ten days under the normal sealing condition and is far longer than that of the hot coffee, and the taste of the coffee is kept unchanged;
5. because the concentration of the cold-extracted coffee is high, coffee drinks with different flavors can be prepared by diluting or adding seasonings in the actual consumption process;
6. cold extracted coffee has a lower fat content than hot coffee, and is more beneficial to the health of consumers.
cold brew is in cold extraction working state, coffee is in hot coffee working state.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can make hot coffee, have simultaneously and accomplish cold extraction coffee function through dripping slowly to can cold extract fast.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: a coffee machine capable of making hot coffee and cold-extracted coffee comprises a water tank, a funnel, a coffee cup, a heating pipe and a water pump, wherein a water outlet of the water tank is connected with one end of the water pump through a pipeline, the other end of the water pump is communicated with a water inlet of the heating pipe, a water outlet of the heating pipe is communicated with a shower head on the funnel through a water feeding pipe, and a water outlet below the funnel corresponds to the coffee cup; a water seepage sheet is arranged in the funnel, and the water outlet end of the shower head flows into the funnel through the water seepage sheet.
Preferably, a flow meter is provided on the pipe between the water tank and the water pump. The amount of water is controlled by a flow meter.
Preferably, a flow meter is provided between the water pump and the heat pipe. The amount of water is controlled by a flow meter.
Preferably, a temperature sensor is arranged between the shower head and the heating tube. During the process of brewing cold extraction coffee or hot coffee, the temperature sensor can detect the temperature of flowing water, and the opening of the heating tube is controlled through a feedback signal, so that the water temperature is in a set temperature range.
Preferably, the water-permeable sheet is made of paper, cloth, sponge, plastic or metal filter screen. The water-permeable sheet can uniformly permeate water through the coffee powder.
Preferably, a one-way valve is arranged at the water outlet of the water tank.
Preferably, the water pump, the heating tube and the temperature sensor are connected with an external power supply through a connecting PCB box and a power line.
The coffee machine of the utility model can not only make hot coffee, but also complete the function of cold extraction of coffee through slow dripping water; when the cold extraction coffee is made, water is forced by the water pump and then falls on the water seepage sheet device in a continuous or discontinuous dripping mode, the cold extraction time is shortened to less than one hour, and the quick cold extraction is realized. The hot drip coffee is made, and the water flow power is provided by the water pump.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural diagram of the working principle of the present invention;
in the figure: 1 power cord, 2 temperature sensor, 3 water tanks, 4 check valves, 5 heating tubes, 6 water-supply pipes, 7 gondola water faucet, 8 funnels, 9 coffee cups, 10 water pumps, 11 flowmeters, 12 infiltration pieces, 13 PCB boards.
Detailed Description
As shown in fig. 1 and 2, the coffee machine capable of making hot coffee and cold-extracted coffee of the present invention comprises a water tank 3, a funnel 8, a coffee cup 9, a heating tube 5 and a water pump 10, wherein a water outlet of the water tank 3 is connected with one end of the water pump 10 through a pipeline, the other end of the water pump 10 is communicated with a water inlet of the heating tube 5, a water outlet of the heating tube 5 is communicated with a shower head 7 on the funnel 8 through a water supply pipe 6, and a water outlet below the funnel 8 corresponds to the coffee cup 9; a water seepage sheet 12 is arranged in the funnel 8, and the water outlet end of the shower head 7 flows into the funnel 8 through the water seepage sheet 12. A flow meter 11 is arranged on a pipeline between the water tank 3 and the water pump 10 or a flow meter 11 is arranged between the water pump 10 and the heating pipe 5; this controls the amount of water by means of the flow meter 11. A temperature sensor 2 is arranged between the shower head 7 and the heating tube 5. During the brewing process of cold extraction coffee or hot coffee, the temperature sensor 2 detects the temperature of flowing water, and controls the opening of the heating tube 5 through a feedback signal, so that the water temperature is in a set temperature range. The material of the water-permeable sheet 12 is paper, cloth, sponge, plastic or metal filter net. The water-permeable sheet 12 can uniformly permeate water through the coffee powder. A one-way valve 4 is arranged at the water outlet of the water tank 3. The water pump 10, the heating tube 5 and the temperature sensor 2 are connected with an external power supply through a connecting PCB box and a power line 1. The water tank 3 is also provided with a water level sensor.
The specific working principle is as follows:
first the working state is selected.
Option one: the flow rate is controlled by a flow meter. Selecting cold brew working state, adding water and electrifying the heating tube 5 to work, working the water pump 10 at a set working frequency, flowing water out through the flowmeter 11, controlling the flow rate through the calculation of the number of turns by the flowmeter 11, and when the number of turns reaches the number of turns set by the IC in the control device, sending an instruction by the IC to stop the heating tube 5 to heat and stop the water pump to work. The IC continuously sends out a temperature detection instruction in the starting and heating working process of the heating tube 5, and the temperature sensor 2 detects the temperature change of water flow and feeds the water flow back to the control IC to control the on-off of the heating tube 5. The heating tube 5 can be selected for use as required.
And (5) option two: the flow rate is controlled by time. Selecting cold brew working state, adding water, electrifying the heating tube 5 to work, working the water pump 10 at a set working frequency, and starting the coffee machine to calculate time, wherein different coffee amounts are set at different times. When the time reaches the time set by the IC in the control device, the IC sends an instruction to stop the heating pipe 5 from heating, and simultaneously the water pump 10 stops working. The IC continuously sends out a temperature detection instruction in the starting and heating working process of the heating tube 5, and the temperature sensor 2 detects the temperature change of water flow and feeds the water flow back to the control IC to control the on-off of the heating tube 5. The heating tube 5 can be selected for use as required.
And (4) selecting a third option: the flow rate is controlled by a flow meter. Selecting coffee working state, adding water to electrify the heating tube 5 to work, the water pump 10 working with set working frequency, the water flow flowing out through the flowmeter 11, the flowmeter 11 controlling the flow rate through the calculation of the number of turns, when the number of turns reaches the number of turns set by the IC in the control device, the IC sending out an instruction to stop the heating tube 5 heating work, and the water pump work is stopped at the same time. The IC continuously sends out a temperature detection instruction in the starting and heating working process of the heating tube 5, and the temperature sensor 2 detects the temperature change of water flow and feeds the water flow back to the control IC to control the on-off of the heating tube 5.
And 4, selecting a fourth option: the flow rate is controlled by time. Selecting coffee working state, adding water, electrifying the heating tube 5 to work, operating the water pump at a set working frequency, starting the coffee machine to calculate time, and setting corresponding different coffee amount at different time. When the time reaches the time set by the IC in the control device, the IC sends an instruction to stop the heating operation of the heating pipe 5, and simultaneously the water pump stops working.
And (5) selecting a fifth option: the flow is controlled by a water level sensor in the water tank 3, Cold brew or Coffee is selected to be added with water and electrified, the heating tube 5 works (can be selected), the water pump 10 works at a set working frequency, the water level sensor in the water tank 3 outputs a signal to the IC, when the residual water in the water tank reaches a value set by the IC, the IC sends an instruction to stop the heating tube 5 to heat, and meanwhile, the water pump stops working. The IC continuously sends out a temperature detection instruction in the starting and heating working process of the heating tube 5, and the temperature sensor 2 detects the temperature change of water flow and feeds the water flow back to the control IC to control the on-off of the heating tube 5.
The method comprises the following specific operations:
(1) the water tank 3 is filled with an appropriate amount of water;
(2) setting a working mode (A, cold brew; B, coffee);
(3a) putting the filter paper filled with the coffee powder into a funnel 8 of the coffee machine, and placing a water seepage sheet 12 on the surface of the coffee powder;
(3b) putting the filter paper filled with the coffee powder into a funnel 8 of the coffee machine;
(4) plugging in a power supply;
(5) pressing down a set-up key to start the coffee maker to work;
(6a) after the operation is carried out for about 18 minutes and 30 seconds, the water pump 10 stops operating (the specific operation time is set according to the flow rate);
(6b) after the heating tube works for about 7 minutes and 30 seconds, the water pump 10 stops working (the specific working time is set according to the flow rate);
(7) the heating device then begins to keep warm or not (depending on the mode of operation, mode A: no warm; mode B: warm).
The utility model discloses the coffee machine keeps traditional hot coffee machine function and works with a steady rivers output state, thereby increases cold extraction coffee function simultaneously and reaches a tractor serves two-purpose, controllable novel practical coffee machine of flow. And the newly added cold extraction function basically has no structural conflict with the original coffee machine in the function of heating hot coffee and the whole machine structure, and perfect combination of cold and hot coffee brewing is perfectly achieved. The utility model discloses a coffee machine has coffee extraction time short, flow stability, coffee volume controllable on satisfying hot coffee function basis in the aspect of cold extraction coffee. And the extraction of the cold coffee is completed by means of drip infiltration. Coffee machines are not available on the market which simultaneously satisfy the requirements for hot coffee and perform cold coffee extraction by slow drip infusion and have a controllable flow rate.
The above is a preferred embodiment of the present invention, and certainly not to limit the scope of the present invention, it should be noted that, for those skilled in the art, modifications or equivalent substitutions of the technical solutions of the present invention without creative efforts may not depart from the protection scope of the technical solutions of the present invention.
Claims (7)
1. A coffee machine capable of making hot coffee and cold extraction coffee is characterized in that: the coffee cup comprises a water tank (3), a funnel (8), a coffee cup (9), a heating tube (5) and a water pump (10), wherein a water outlet of the water tank (3) is connected with one end of the water pump (10) through a pipeline, the other end of the water pump (10) is communicated with a water inlet of the heating tube (5), a water outlet of the heating tube (5) is communicated with a shower head (7) on the funnel (8) through a water feeding tube (6), and a water outlet below the funnel (8) corresponds to the coffee cup (9); a water seepage sheet (12) is arranged in the funnel (8), and the water outlet end of the shower head (7) flows into the funnel (8) through the water seepage sheet (12).
2. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: a flow meter (11) is arranged on a pipeline between the water tank (3) and the water pump (10).
3. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: a flow meter (11) is arranged between the water pump (10) and the heating pipe (5).
4. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: a temperature sensor (2) is arranged between the shower head (7) and the heating tube (5).
5. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: the material of the water seepage sheet (12) is paper, cloth, sponge, plastic or metal filter screen.
6. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: a one-way valve (4) is arranged at the water outlet of the water tank (3).
7. Coffee machine for making hot and cold extracted coffee according to claim 1, characterized in that: the water pump (10), the heating tube (5) and the temperature sensor (2) are connected with an external power supply through connecting the PCB box and the power line (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489977.5U CN211632835U (en) | 2019-12-31 | 2019-12-31 | Coffee machine capable of making hot coffee and cold-extracted coffee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489977.5U CN211632835U (en) | 2019-12-31 | 2019-12-31 | Coffee machine capable of making hot coffee and cold-extracted coffee |
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| Publication Number | Publication Date |
|---|---|
| CN211632835U true CN211632835U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922489977.5U Active CN211632835U (en) | 2019-12-31 | 2019-12-31 | Coffee machine capable of making hot coffee and cold-extracted coffee |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117137331A (en) * | 2023-10-30 | 2023-12-01 | 佛山市顺德区雪特朗电器有限公司 | Control system and method for making coffee and coffee machine |
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2019
- 2019-12-31 CN CN201922489977.5U patent/CN211632835U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117137331A (en) * | 2023-10-30 | 2023-12-01 | 佛山市顺德区雪特朗电器有限公司 | Control system and method for making coffee and coffee machine |
| CN117137331B (en) * | 2023-10-30 | 2023-12-26 | 佛山市顺德区雪特朗电器有限公司 | Control system and method for making coffee and coffee machine |
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