Extraction device for coffee extraction

Abstract

The utility model discloses an extraction device for coffee extraction, and relates to the technical field of extraction devices. One side of the top surface of the shell is fixedly connected with an outer cylinder in an embedded manner, an inner cylinder is detachably arranged in a cylinder opening of the outer cylinder, filter holes are formed in the side wall of the inner cylinder in a penetrating manner, stirring blades are placed on the inner bottom wall of the inner cylinder, a buffer cylinder is arranged in the shell and on one side of the outer cylinder, and a piston is arranged on a cylinder opening of the buffer cylinder in a lifting manner; a transverse pipe is fixedly connected to the upper portion of the side wall of the buffer cylinder in a penetrating mode, the end, away from the buffer cylinder, of the transverse pipe extends into the outer cylinder, the output end of the buffer cylinder is fixedly connected with a filter cylinder, the output end of the filter cylinder is fixedly connected with a communicating pipe, and the output end of the communicating pipe is fixedly connected with a liquid outlet pipe; according to the coffee machine, a solution in the inner cylinder can be stirred, the extraction rate of coffee extract is improved, the inner cylinder can be taken and placed so as to be cleaned conveniently, and the outflow efficiency of the solution can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to extraction device technical field, specifically is a kind of extraction device for coffee extraction. BACKGROUND

[0002] Coffee is the beverage made of coffee bean after roasting and grinding, as one of the world's three major beverages, it is with cocoa, tea as the main drink popular in the world, many substances in coffee are soluble in water, for example fruit acid, caffeine, oil, etc., and coffee extract extraction is the process of extracting soluble substances in water from coffee.

[0003] The existing coffee extraction extraction device, when using, there are particles in solution, so as to affect taste, and solution storage cylinder is not detachable, so it is very inconvenient when cleaning, and the solution in cylinder cannot be automatically stirred, affecting mixing effect, thereby affecting the extraction rate of coffee extract, and after extraction, the flow rate of solution is slow, and the time is long, for the above problems, the inventor proposes a kind of extraction device for coffee extraction to solve the above problems. UTILITY MODEL CONTENT

[0004] In order to solve the problem of poor extraction rate of the existing coffee extraction extraction device when using, and slow flow rate of solution after extraction, and inconvenient cleaning, the purpose of the utility model is to provide a kind of extraction device for coffee extraction.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: a kind of extraction device for coffee extraction, including shell, the top surface one side of the shell is inlaid and is fixedly connected with outer cylinder, the cylinder mouth of the outer cylinder is detachably provided with inner cylinder, the side wall of the inner cylinder is provided with filter hole, the inner bottom wall of the inner cylinder is placed with stirring blade, the inside of the shell and at the one side of outer cylinder is provided with buffer cylinder, the cylinder mouth of the buffer cylinder is provided with piston and can be lifted, the upper portion of the side wall of the buffer cylinder is fixedly connected with cross pipe, the end of the cross pipe away from the buffer cylinder extends to the inside of the outer cylinder, the output end of the buffer cylinder is fixedly connected with filter cylinder, the output end of the filter cylinder is fixedly connected with communication pipe, the output end of the communication pipe is fixedly connected with liquid outlet pipe.

[0006] Preferably, the bottom surface of the shell is fixedly connected with supporting leg, the top surface of the outer cylinder is detachably provided with cylinder cover, supporting leg is used to support shell, cylinder cover can be opened to take and place inner cylinder in outer cylinder, the side wall of the inner cylinder is provided with filter hole, liquid in the inner cylinder can flow out through filter hole, the upper portion of the outer side wall of the inner cylinder is fixedly connected with clamping block, the upper portion of the inner side wall of the outer cylinder is provided with clamping groove, clamping block corresponds with clamping groove and cooperates, clamping block can be lifted in clamping groove, through the cooperation of clamping block and clamping groove, when stirring blade rotates, the large shaking of inner cylinder is avoided.

[0007] Preferably, the bottom surface of the outer cylinder is provided with a magnetic stirrer, the stirring blade corresponds to and matches the operating end of the magnetic stirrer, the side wall of the magnetic stirrer is provided with a base, the base is fixedly connected with the bottom surface of the outer cylinder, the magnetic stirrer is started to make the stirring blade rotate, so that the solution in the inner cylinder can be stirred to improve the extraction rate of the coffee extract, and the magnetic stirrer is installed through the base.

[0008] Preferably, the buffer cylinder is placed vertically, the bottom surface of the buffer cylinder is fixedly connected with the inner bottom wall of the shell, after the solution in the inner cylinder is stirred, the electromagnetic valve is used to make the cross pipe open, the solution in the inner cylinder flows into the buffer cylinder through the cross pipe, the solution in the buffer cylinder can be filtered through the filter element in the filter cylinder to remove the residual particles in the solution and improve the taste of coffee, the side wall of the cross pipe is provided with an electromagnetic valve, the upper portion of the buffer cylinder is provided with an electric push rod, the output shaft end of the electric push rod is fixedly connected with the middle portion of the top surface of the piston, the side wall of the electric push rod is provided with a fixing seat, the side wall of the fixing seat is fixedly connected with the inner wall of the shell, the electric push rod is installed through the fixing seat, when it is needed to improve the outflow efficiency of the solution in the buffer cylinder, the electromagnetic valve is used to make the cross pipe close, the electric push rod is started, and the piston can fall under the action of the output shaft of the electric push rod, so that the solution in the buffer cylinder can be pushed to fall, and then the solution is quickly pushed through the filter cylinder to increase the flow rate, the end of the communication pipe away from the filter cylinder extends to the outside of the shell, and the side wall of the liquid outlet pipe is provided with a flow valve, the flow valve is screwed to make the liquid outlet pipe open, and then the solution can be taken.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] 1、The utility model discloses a coffee machine, which comprises an outer cylinder, an inner cylinder, a magnetic stirrer, a filter cylinder, a buffer cylinder, a communication pipe, a cross pipe, an electromagnetic valve, an electric push rod, a piston and a flow valve.

[0011] 2、The utility model discloses a coffee machine, which comprises an outer cylinder, an inner cylinder, a magnetic stirrer, a filter cylinder, a buffer cylinder, a communication pipe, a cross pipe, an electromagnetic valve, an electric push rod, a piston and a flow valve. BRIEF DESCRIPTION OF DRAWINGS

[0012] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0013] Fig. 1 This is a schematic diagram of the overall structure of this utility model.

[0014] Fig. 2 This is a schematic diagram of the internal structure of the shell of this utility model.

[0015] Fig. 3 This is a schematic diagram of the outer cylinder and the buffer cylinder of this utility model.

[0016] In the diagram: 1. Shell; 2. Support leg; 3. Outer cylinder; 4. Cylinder cover; 5. Inner cylinder; 6. Clamping block; 7. Magnetic stirrer; 8. Stirring blade; 9. Buffer cylinder; 10. Horizontal tube; 11. Solenoid valve; 12. Electric push rod; 13. Fixed base; 14. Piston; 15. Filter cylinder; 16. Connecting pipe; 17. Liquid outlet pipe; 18. Flow valve. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Example: Figs. 1-3 As shown, this utility model provides an extraction device for coffee extraction, including a housing 1. An outer cylinder 3 is embedded and fixedly connected to one side of the top surface of the housing 1. An inner cylinder 5 is detachably installed inside the opening of the outer cylinder 3. A filter hole is provided through the side wall of the inner cylinder 5. A stirring blade 8 is placed on the inner bottom wall of the inner cylinder 5. A buffer cylinder 9 is provided inside the housing 1 and on one side of the outer cylinder 3. A piston 14 is provided at the opening of the buffer cylinder 9. A horizontal tube 10 is inserted and fixedly connected to the upper part of the side wall of the buffer cylinder 9. The end of the horizontal tube 10 away from the buffer cylinder 9 extends into the interior of the outer cylinder 3. A filter cylinder 15 is fixedly connected to the output end of the buffer cylinder 9. A connecting pipe 16 is fixedly connected to the output end of the filter cylinder 15. A liquid outlet pipe 17 is fixedly connected to the output end of the connecting pipe 16.

[0019] Support legs 2 are fixedly connected to the four corners of the bottom surface of the shell 1, and a cylinder cover 4 is detachably installed on the top surface of the outer cylinder 3.

[0020] The technical scheme is adopted, the leg 2 is used for supporting the shell 1, the outer cylinder 3 can be taken and placed in the inner cylinder 5 by opening the barrel cover 4, the side wall of the inner cylinder 5 is provided with a filter hole, the liquid in the inner cylinder 5 can flow out through the filter hole, the upper part of the outer side wall of the inner cylinder 5 is fixedly connected with the clamping block 6, the upper part of the inner side wall of the outer cylinder 3 is provided with a clamping groove, the clamping block 6 corresponds to and cooperates with the clamping groove, the clamping block 6 can be lifted in the clamping groove, and the clamping block 6 and the clamping groove are matched with each other, so that when the stirring blade 8 rotates, the inner cylinder 5 is avoided to shake greatly.

[0021] The bottom surface of the outer cylinder 3 is provided with a magnetic stirrer 7, the stirring blade 8 corresponds to and cooperates with the operating end of the magnetic stirrer 7, and the side wall of the magnetic stirrer 7 is provided with a base, and the base is fixedly connected with the bottom surface of the outer cylinder 3.

[0022] The technical scheme is adopted, the magnetic stirrer 7 is started, the stirring blade 8 rotates, the solution in the inner cylinder 5 can be stirred, the extraction rate of the coffee extract is improved, and the magnetic stirrer 7 is installed through the base.

[0023] The buffer cylinder 9 is vertically placed, and the bottom surface of the buffer cylinder 9 is fixedly connected with the inner bottom wall of the shell 1.

[0024] The technical scheme is adopted, when the stirring of the solution in the inner cylinder 5 is completed, the electromagnetic valve 11 is used to make the horizontal pipe 10 unobstructed, the solution in the inner cylinder 5 flows into the buffer cylinder 9 through the horizontal pipe 10, the filter element in the filter cylinder 15 can filter the solution in the buffer cylinder 9 to remove the particles remaining in the solution, and the taste of the coffee is improved.

[0025] The side wall of the horizontal pipe 10 is provided with an electromagnetic valve 11, the upper part of the buffer cylinder 9 is provided with an electric push rod 12, the output shaft end of the electric push rod 12 is fixedly connected with the top surface of the piston 14, the side wall of the electric push rod 12 is provided with a fixing seat 13, and the side wall of the fixing seat 13 is fixedly connected with the inner wall of the shell 1.

[0026] The technical scheme is adopted, the electric push rod 12 is installed through the fixing seat 13, when it is needed to improve the outflow efficiency of the solution in the buffer cylinder 9, the electromagnetic valve 11 is used to make the horizontal pipe 10 closed, the electric push rod 12 is started, and the piston 14 can fall under the action of the output shaft of the electric push rod 12, so that the solution in the buffer cylinder 9 can be pushed to fall, and then the solution is quickly pushed through the filter cylinder 15 to increase the flow.

[0027] The end of the communication pipe 16 away from the filter cylinder 15 extends to the outside of the shell 1, and the side wall of the liquid outlet pipe 17 is provided with a flow valve 18.

[0028] By adopting the above technical scheme, the inside of the filter cylinder 15 is provided with a filter element, the filter element can filter the solution in the buffer cylinder 9 to remove the residual particles in the solution, improve the taste of coffee, and twist the flow valve 18 to make the liquid outlet pipe 17 unobstructed, so that the solution can be taken.

[0029] Working principle: when the utility model is used, open the cylinder cover 4, pour the ground coffee powder and water into the inner cylinder 5, start the magnetic stirrer 7, make the stirring blade 8 rotate, stir the solution in the inner cylinder 5, the side wall of the inner cylinder 5 is provided with filter holes, the liquid in the inner cylinder 5 can flow into the cross pipe 10 through the filter holes, and then can flow into the buffer cylinder 9, the solution in the buffer cylinder 9 can be filtered through the filter element in the filter cylinder 15 to remove the residual particles in the solution, improve the taste of coffee;

[0030] When the outflow efficiency of the solution in the buffer cylinder 9 needs to be improved, the cross pipe 10 is closed through the electromagnetic valve 11, the electric push rod 12 is started, the piston 14 can fall under the action of the output shaft of the electric push rod 12, so that the solution in the buffer cylinder 9 can be pushed to fall, and then the solution is pushed to pass through the filter cylinder 15 quickly to increase the flow rate;

[0031] When the inner cylinder 5 and the stirring blade 8 need to be cleaned, pull the inner cylinder 5 upwards, the inner cylinder 5 can be taken out through the mutual cooperation of the clamping block 6 and the clamping groove, and when installing, only reverse operation is needed.

[0032] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Therefore, if these modifications and variations of the utility model belong to the scope of the claims of the utility model and its equivalent technologies, the utility model also intends to include these modifications and variations.

Claims

1. A coffee extraction apparatus, comprising a housing (1), characterized in that: An outer cylinder (3) is embedded and fixedly connected to one side of the top surface of the shell (1). An inner cylinder (5) can be detachably installed inside the opening of the outer cylinder (3). A filter hole is provided through the side wall of the inner cylinder (5). A stirring blade (8) is placed on the inner bottom wall of the inner cylinder (5). A buffer cylinder (9) is provided inside the shell (1) and on one side of the outer cylinder (3). A piston (14) is provided at the opening of the buffer cylinder (9). A horizontal tube (10) is inserted and fixedly connected to the upper part of the side wall of the buffer cylinder (9). The end of the horizontal tube (10) away from the buffer cylinder (9) extends into the interior of the outer cylinder (3). A filter cylinder (15) is fixedly connected to the output end of the buffer cylinder (9). A connecting pipe (16) is fixedly connected to the output end of the filter cylinder (15). A liquid outlet pipe (17) is fixedly connected to the output end of the connecting pipe (16).

2. The coffee extraction apparatus as described in claim 1, characterized in that, The bottom of the shell (1) is fixedly connected to four corners of the support legs (2), and the top surface of the outer cylinder (3) is detachably provided with a cylinder cover (4).

3. The coffee extraction apparatus as described in claim 1, characterized in that, A magnetic stirrer (7) is provided on the bottom surface of the outer cylinder (3), and the stirring blade (8) corresponds to and cooperates with the working end of the magnetic stirrer (7).

4. The coffee extraction apparatus as described in claim 3, characterized in that, The magnetic stirrer (7) has a base on its side wall, and the base is fixedly connected to the bottom surface of the outer cylinder (3).

5. The coffee extraction apparatus as described in claim 1, characterized in that, The buffer cylinder (9) is placed vertically, and the bottom surface of the buffer cylinder (9) is fixedly connected to the inner bottom wall of the shell (1).

6. The coffee extraction apparatus as described in claim 1, characterized in that, The side wall of the horizontal tube (10) is provided with a solenoid valve (11), and an electric push rod (12) is provided above the buffer cylinder (9). The output shaft end of the electric push rod (12) is fixedly connected to the middle of the top surface of the piston (14).

7. The coffee extraction apparatus as described in claim 6, characterized in that, The electric push rod (12) has a fixed seat (13) on its side wall, and the side wall of the fixed seat (13) is fixedly connected to the inner wall of the housing (1).

8. The coffee extraction apparatus as described in claim 1, characterized in that, The end of the connecting pipe (16) away from the filter cylinder (15) extends to the outside of the housing (1), and a flow valve (18) is provided on the side wall of the liquid outlet pipe (17).

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