A coffee extraction device

Abstract

The utility model discloses a coffee extraction equipment, its technical scheme main points are including extraction unit, the extraction unit is used to hold coffee powder and completes the extraction process of water to coffee powder in the extraction unit, the extraction unit is provided with several, the spray head, the spray head is provided with several, and every spray head corresponds an extraction unit, and the spray head is used to even spray water on the surface of coffee powder held by the extraction unit, control valve, every spray head corresponds a control valve, and the control valve is used for controlling the switch of corresponding spray head, water supply line, water supply line is used for the water supply for several spray heads and output line, through the setting of control valve, water supply line and output line, can be accurate control to the extraction operation of several extraction units simultaneously, has saved manpower greatly and has improved the extraction effect.

Description

Technical Field

[0001] This utility model relates to the technical field of coffee extraction, and more specifically, to a coffee extraction device. Background Technology

[0002] Coffee is a beverage made from roasted and ground coffee beans. As one of the world's three major beverages, it is a popular drink worldwide, along with cocoa and tea.

[0003] Extraction, also known as solvent extraction or liquid-liquid extraction, is a unit operation that separates a mixture by utilizing the different solubilities of components in a solvent. Coffee extraction is a very common technique used in the coffee industry.

[0004] Current coffee extraction involves grinding coffee beans into coffee powder and then extracting the coffee powder to obtain the coffee liquor. During extraction, water needs to be sprayed onto the coffee powder, and the extraction is completed as the water passes through the coffee powder. This requires strict control over the amount of water sprayed and the spray interval. However, in the current industrial preparation process, most steps require manual intervention, which consumes a lot of manpower and is prone to affecting the extraction effect due to inaccurate control. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a coffee extraction device that, through the setting of control valves, water supply pipelines and output pipelines, can simultaneously and precisely control the extraction operation of several extraction units, which greatly saves manpower and improves the extraction effect.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a coffee extraction device, comprising an extraction unit, wherein the extraction unit is used to contain coffee powder and to complete the extraction process of water on the coffee powder within the extraction unit, and a plurality of extraction units are provided; The nozzles are provided in several parts, each nozzle corresponding to an extraction unit. The nozzles are used to spray water evenly onto the surface of the coffee powder contained in the extraction unit. A control valve is provided for each nozzle, and the control valve is used to control the on / off state of the corresponding nozzle. A water supply pipeline, which is used to supply water to a number of sprinkler heads; And an output pipeline for delivering the extracted coffee concentrate from several extraction units.

[0007] The present invention is further configured such that: the extraction unit includes an extraction tank, the extraction tank is configured as a tank with an open top, and the bottom of the extraction tank is configured as a filter screen; And a collection hopper, wherein the extraction tank is located on top of the collection hopper, and the coffee concentrate extracted in the extraction tank is collected through the collection hopper and sent out through the bottom of the collection hopper.

[0008] The present invention is further configured such that: a collection tube is fixedly connected to the bottom of the collection hopper, and a control mechanism is provided on the collection tube; the control mechanism is used to control the time and amount of coffee concentrate passing through the collection tube.

[0009] The present invention is further configured such that: the control mechanism includes a control housing, the control housing is a hollow cylindrical housing, the collection tube is vertically arranged, the axis of the control housing is horizontally arranged, the control housing is fixedly connected to the collection tube and divides the collection tube into upper and lower sections; A rotating shaft is disposed inside the control housing and coaxially with the control housing, and both ends of the rotating shaft are rotatably connected to the control housing; The control plate is fixedly connected to the outside of the rotating shaft and several control plates are evenly arranged around the rotating shaft. The side of the control plate away from the rotating shaft is in contact with the inner wall of the control housing. The side of two adjacent control plates away from the rotating shaft can at least accommodate the collection tube in the middle.

[0010] The present invention is further configured such that the control valve is a pneumatic valve.

[0011] The present invention is further configured such that: the extraction unit is provided in several groups, and multiple extraction units in the same group are arranged in a horizontal direction.

[0012] The present invention is further configured such that the water supply pipeline includes a main water supply pipe; And a water supply pipe, with one water supply pipe corresponding to each extraction unit. The main water supply pipe is used to supply water to multiple water supply pipes, and the water supply pipes are connected to multiple nozzles corresponding to the extraction unit.

[0013] The present invention is further configured such that the output pipeline includes an output main pipe; And output pipes, each extraction unit corresponds to one output pipe, the main output pipe is used to receive the coffee concentrate delivered by several output pipes, and the output pipes are connected to a corresponding group of extraction units.

[0014] The present invention is further configured to include a support frame; The support frame includes several support platforms, which are arranged vertically. The length of each support platform is parallel to the arrangement direction of a set of extraction units, and each support platform is provided with at least one set of extraction units.

[0015] The present invention is further configured such that: multiple support frames are provided, and the multiple support frames are arranged in a horizontal direction.

[0016] In summary, the present invention has the following advantages over the prior art: by setting up control valves, water supply pipelines and output pipelines, the present invention can simultaneously and precisely control the extraction operation of several extraction units, which greatly saves manpower and improves the extraction effect. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of the embodiment; Figure 2 for Figure 1 Enlarged schematic diagram of part A; Figure 3 for Figure 2 Enlarged schematic diagram of part B.

[0018] In the diagram: 1. Support frame; 11. Support platform; 2. Water supply pipeline; 3. Extraction unit; 31. Extraction tank; 32. Collection hopper; 33. Control mechanism; 4. Output pipeline; 5. Control valve; 6. Nozzle. Detailed Implementation

[0019] To enable those skilled in the art to better understand the technical solution of this utility model, the technical solution of this utility model will be clearly and completely described below with reference to the accompanying drawings. Based on the embodiments in this application, other similar embodiments obtained by those skilled in the art without creative effort should all fall within the scope of protection of this application. Furthermore, the directional terms mentioned in the following embodiments, such as "up," "down," "left," and "right," are only for reference to the directions in the accompanying drawings. Therefore, the directional terms used are for illustrative purposes and not for limiting the creation of this utility model.

[0020] The present invention will be further described below with reference to the accompanying drawings and preferred embodiments.

[0021] Example: A coffee extraction device, see attached document. Figure 1 -Appendix Figure 3 The system includes an extraction unit 3, a nozzle 6, a control valve 5, a water supply line 2, and an output line 4. The extraction unit 3 is used to hold coffee powder and complete the extraction process of coffee powder by water within the extraction unit 3. Several extraction units 3 are provided. Several nozzles 6 are provided, each nozzle 6 corresponding to one extraction unit 3. The nozzles 6 are used to evenly spray water onto the surface of the coffee powder contained in the extraction unit 3. Each nozzle 6 corresponds to a control valve 5, which is used to control the opening and closing of the corresponding nozzle 6. The water supply line 2 is used to supply water to several nozzles 6. The output line 4 is used to deliver the extracted coffee concentrate from several extraction units 3.

[0022] During extraction, the control valve 5 can precisely control the amount and time of water sprayed from the nozzle 6 to the extraction unit 3, while the water supply pipe 2 can supply water to the nozzle 6 in real time, and the output pipe 4 can deliver the extracted coffee concentrate in real time, ensuring the precise execution of the extraction operation. The entire process does not require manual intervention, which greatly reduces labor costs while improving extraction quality.

[0023] Specifically, the extraction unit 3 includes an extraction tank 31 and a collection hopper 32. The extraction tank 31 is configured as a tank with an open top, and the bottom of the extraction tank 31 is configured as a filter screen. The extraction tank 31 is located on top of the collection hopper 32. The coffee concentrate extracted in the extraction tank 31 is collected through the collection hopper 32 and sent out through the bottom of the collection hopper 32.

[0024] The extraction vessel 31 is placed directly on top of the collection hopper 32, which supports the extraction vessel 31. This facilitates the cleaning of coffee grounds in the extraction vessel 31 after extraction is complete, and allows for immediate replacement of the extraction vessel 31 with fresh coffee powder for extraction again, thus improving extraction efficiency.

[0025] Specifically, a collection tube is fixedly connected to the bottom of the collection hopper 32, and a control mechanism 33 is provided on the collection tube. The control mechanism 33 is used to control the time and amount of coffee concentrate passing through the collection tube.

[0026] Specifically, the control mechanism 33 includes a control housing, a rotating shaft, and control plates. The control housing is a hollow cylindrical housing. The collection tube is vertically arranged, and the axis of the control housing is horizontally arranged. The control housing is fixedly connected to the collection tube and divides the collection tube into upper and lower sections. The rotating shaft is arranged inside the control housing and is coaxial with the control housing. The two ends of the rotating shaft are rotatably connected to the control housing. Several control plates are fixedly connected to the outside of the rotating shaft and are evenly arranged around the rotating shaft. The side of the control plate away from the rotating shaft contacts the inner wall of the control housing. The side of two adjacent control plates away from the rotating shaft can at least accommodate the collection tube in the middle.

[0027] By controlling the rotation of the shaft, the flow rate of the coffee concentrate in the collection hopper 32 can be controlled to determine whether and how quickly it is dispensed. During the dispensing process, the control mechanism 33 isolates the collection hopper 32 from the output pipe 4, preventing pressure changes in the output pipe 4 from affecting the pressure in the extraction tank 31 and thus ensuring the coffee extraction process is successful.

[0028] Specifically, control valve 5 is configured as a pneumatic valve.

[0029] Specifically, the extraction unit 3 is provided in several groups, and multiple extraction units 3 in the same group are arranged in a horizontal direction.

[0030] Specifically, the water supply pipeline 2 includes a main water supply pipe and water supply sub-pipes; each set of extraction units 3 corresponds to one water supply sub-pipe, and the main water supply pipe is used to supply water to multiple water supply sub-pipes. The water supply sub-pipes are connected to multiple nozzles 6 corresponding to the set of extraction units 3.

[0031] Specifically, the output pipeline 4 includes a main output pipe and output branch pipes; each group of extraction units 3 corresponds to one output branch pipe, the main output pipe is used to receive the coffee concentrate delivered by several output branch pipes, and the output branch pipes are connected to a group of extraction units 3 corresponding to it.

[0032] Specifically, this embodiment also includes a support frame 1; the support frame 1 includes a plurality of support platforms 11, the plurality of support platforms 11 are arranged in a vertical direction, the length direction of the support platform 11 is parallel to the arrangement direction of a set of extraction units 3, and each support platform 11 is provided with at least a set of extraction units 3.

[0033] Specifically, multiple support frames 1 are provided, and the multiple support frames 1 are arranged in a horizontal direction.

[0034] The above description is merely a preferred embodiment of this utility model. The protection scope of this utility model is not limited to the above embodiments. All technical solutions falling within the scope of this utility model's concept are protected. It should be noted that for those skilled in the art, any improvements and modifications made without departing from the principle of this utility model should also be considered within the protection scope of this utility model.

Claims

1. A coffee extraction device, characterized in that: It includes an extraction unit (3), which is used to contain coffee powder and complete the extraction process of water on coffee powder within the extraction unit (3). Several extraction units (3) are provided. The nozzle (6) is provided in several parts, and each nozzle (6) corresponds to an extraction unit (3). The nozzle (6) is used to spray water evenly on the surface of the coffee powder contained in the extraction unit (3). Control valve (5), one control valve (5) for each nozzle (6), the control valve (5) is used to control the opening and closing of the corresponding nozzle (6); Water supply pipeline (2), which is used to supply water to a plurality of nozzles (6); And an output pipe (4) for delivering the extracted coffee liquid from the extraction units (3).

2. The coffee extraction device according to claim 1, characterized in that: The extraction unit (3) includes an extraction tank (31), which is configured as a tank with an open top and a filter screen at the bottom. And a collection hopper (32), wherein the extraction tank (31) is located on top of the collection hopper (32), and the coffee concentrate extracted in the extraction tank (31) is collected through the collection hopper (32) and sent out through the bottom of the collection hopper (32).

3. The coffee extraction device according to claim 2, characterized in that: The bottom of the collecting hopper (32) is fixedly connected to a collecting tube, and a control mechanism (33) is provided on the collecting tube. The control mechanism (33) is used to control the time and amount of coffee concentrate passing through the collecting tube.

4. The coffee extraction device according to claim 3, characterized in that: The control mechanism (33) includes a control housing, which is a hollow cylindrical housing. The collection tube is vertically arranged, and the axis of the control housing is horizontally arranged. The control housing is fixedly connected to the collection tube and divides the collection tube into upper and lower sections. A rotating shaft is disposed inside the control housing and coaxially with the control housing, and both ends of the rotating shaft are rotatably connected to the control housing; The control plate is fixedly connected to the outside of the rotating shaft and several control plates are evenly arranged around the rotating shaft. The side of the control plate away from the rotating shaft is in contact with the inner wall of the control housing. The side of two adjacent control plates away from the rotating shaft can at least accommodate the collection tube in the middle.

5. The coffee extraction device according to claim 1, characterized in that: The control valve (5) is configured as a pneumatic valve.

6. The coffee extraction device according to claim 1, characterized in that: The extraction unit (3) is provided in several groups, and multiple extraction units (3) in the same group are arranged in the horizontal direction.

7. A coffee extraction device according to claim 6, characterized in that: The water supply pipeline (2) includes a main water supply pipe; And a water supply pipe, each extraction unit (3) corresponds to a water supply pipe, the main water supply pipe is used to supply water to multiple water supply pipes, and the water supply pipe is connected to multiple nozzles (6) corresponding to the corresponding extraction unit (3).

8. A coffee extraction device according to claim 6, characterized in that: The output pipeline (4) includes an output main pipe; And output pipes, each extraction unit (3) corresponds to one output pipe, the main output pipe is used to receive the coffee liquid delivered by several output pipes, and the output pipe is connected to a group of extraction units (3) corresponding to it.

9. A coffee extraction device according to claim 6, characterized in that: It also includes a support frame (1); The support frame (1) includes several support platforms (11), which are arranged in a vertical direction. The length direction of the support platform (11) is parallel to the arrangement direction of a set of extraction units (3). Each support platform (11) is provided with at least one set of extraction units (3).

10. A coffee extraction device according to claim 9, characterized in that: Multiple support frames (1) are provided, and the multiple support frames (1) are arranged in a horizontal direction.

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