A continuous production apparatus for coffee concentrate

CN224597499UActive Publication Date: 2026-08-07XICHEN COFFEE (PUER) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XICHEN COFFEE (PUER) CO LTD
Filing Date
2025-09-22
Publication Date
2026-08-07

AI Technical Summary

Technical Problem

一种咖啡液高效萃取装置解决了现有装置多需要人工手动分离上壶和加热壶,使用过程中,极易烫伤操作者,使用安全性不佳的问题,方便萃取装置的自动分离,进而提高了萃取装置的使用安全性

Benefits of technology

本实用新型,通过连续工作结构、伺服电机及传动部件的协同运作,咖啡粉浓缩管能快速完成定位、萃取、清洗、烘干等一系列操作,实现咖啡浓缩液的连续制备,斜齿轮、斜齿环配合伺服电机一可快速调整咖啡粉浓缩管的角度,使其迅速位于出水管下方进行萃取,有效缩短了生产周期,提高了生产效率,适合工业化大规模生产需求。

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Abstract

The utility model relates to coffee production technical field, concretely relates to a kind of coffee concentrate continuous production equipment, comprising: vertical frame;The vertical frame is equipped with the continuous working structure of extracting coffee powder into coffee concentrate;The continuous working structure includes load-bearing shaft disc rotatably installed on the outside of vertical frame, and the load-bearing shaft disc surface integrally fixed has bevel gear ring, bevel gear ring is engaged with bevel gear, and bevel gear is connected with servo motor one fixedly assembled in the outer wall of vertical frame;The utility model, through the collaborative operation of continuous working structure, servo motor and transmission component, coffee powder concentration pipe can quickly complete positioning, extraction, cleaning, drying and a series of operations, realize the continuous preparation of coffee concentrate, bevel gear, bevel gear ring cooperate servo motor one and can quickly adjust the angle of coffee powder concentration pipe, so that it is quickly located below water outlet pipe and extracts, effectively shorten production cycle, improve production efficiency, suitable for industrial large-scale production demand.
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Description

Technical Field

[0001] This utility model relates to the field of coffee production technology, specifically to a continuous production equipment for coffee concentrate. Background Technology

[0002] For many coffee lovers, extraction is an extremely crucial step, a key to obtaining good coffee. Simply put, extraction is the process of removing some of the soluble substances from coffee grounds. A cup of coffee is a perfect combination of these soluble substances, restoring the regional flavors contained within the coffee and allowing us to experience different tastes. Extensive research revealed that existing extraction devices, such as the coffee extract extraction device disclosed in publication number CN210540896U, utilize rubber pads to increase the friction between the main body, the fixing block, and the fixing groove, allowing the main body to be fixed on the base. This prevents the device from falling to the ground or tipping over when placed on a table, thus improving stability. Because of the connecting ring, the fixed iron column, which is attracted to the fixing hole by the magnetic adsorption, can be pulled out. Then, the connecting ring is pulled down, separating the filter piston and the threaded rotating rod on the connecting ring. Simultaneously, the connecting ring on the new filter piston is placed on the threaded rotating rod, and the fixed iron column is reinserted into the fixing hole and secured by the magnetic adsorption. This completes the replacement of the filter piston by fixing it to the threaded rotating rod, facilitating easy replacement and providing better performance compared to traditional methods. Chinese patent discloses a high-efficiency coffee extraction device (authorization announcement number CN217852440U). This patent technology discloses a high-efficiency coffee extraction device, the technical solution of which includes: a base, a heating pot, and an upper pot. A support column is installed in the middle of one side of the top of the base. A lifting column is sleeved inside the top of the support column. A clamping seat is installed near the top of one side of the support column. A clamping plate is installed on the front surface of the clamping seat via a positioning column. A spring is installed on the outer surface of the positioning column, located on the front surface of the clamping plate. The heating pot is installed at the gap between the clamping seat and the clamping plate. A fixing buckle is installed near the top of one side of the lifting column. A latch is installed on the front surface of the fixing buckle via a limiting rod. The upper pot is installed at the gap between the fixing buckle and the latch. This high-efficiency coffee extraction device solves the problem that existing devices often require manual separation of the upper pot and the heating pot, which can easily cause burns to the operator during use, resulting in poor safety. It facilitates automatic separation of the extraction device, thereby improving the safety of the extraction device. This patented technology solves the problem that existing extraction devices often require manual separation of the upper and heating pots, which can easily burn the operator and poses a safety hazard.

[0003] However, existing technologies can only perform a single hot extraction of coffee powder to produce concentrated coffee liquid. It is necessary to solve the problem of continuously extracting concentrated coffee liquid in existing technologies.

[0004] Therefore, those skilled in the art have provided a continuous coffee concentrate production apparatus to solve the problems mentioned in the background art. Utility Model Content

[0005] To solve the above-mentioned technical problems, this utility model provides: A continuous coffee concentrate production device includes: a vertical frame; and a continuous working structure for extracting coffee powder into coffee concentrate is mounted on the vertical frame. The continuous working structure includes a load-bearing shaft disk rotatably mounted on the outside of the vertical frame, and a helical gear ring is fixedly fixed on the surface of the load-bearing shaft disk. The helical gear ring meshes with a helical gear, and the helical gear is connected to a servo motor fixedly assembled on the outer wall of the vertical frame. The continuous working structure includes six extraction and storage structures fixedly assembled on the outer wall of the load-bearing shaft disk; The extraction and storage structure includes an assembly frame that is fixedly mounted on the outer wall of the load-bearing shaft disk, and an assembly shaft is rotatably mounted on the inner side of the end of the assembly frame away from the load-bearing shaft disk, with a coffee powder concentration tube fixedly installed in the middle of the assembly shaft.

[0006] Preferably, a worm gear is fixedly mounted on the outer wall of one end of the assembly shaft, the worm gear meshes with a worm, and the worm is connected to a servo motor.

[0007] The worm gear is rotatably mounted inside the assembly frame, and the second servo motor is fixedly mounted inside the assembly frame.

[0008] Preferably, the top of the coffee powder condenser tube is movably sealed with a sealing top ring, and the bottom of the sealing top ring is equipped with a plurality of electric telescopic rods at equal intervals in a ring shape, and the bottom of the electric telescopic rods is equipped with an assembly ring fixedly installed on the outer wall of the coffee powder condenser tube.

[0009] Preferably, the end of the coffee powder concentration tube away from the sealing top ring is fixed with a feeding hopper, and a pressure valve is installed on the feeding hopper.

[0010] The coffee powder condenser tube is equipped with an inner filter screen to filter particles during coffee powder extraction.

[0011] Preferably, a high-pressure water heater is installed on the front side wall of the vertical frame to supply hot water to the coffee powder extraction concentrate in conjunction with the continuous working structure. The drain end of the high-pressure water heater is connected to a water outlet pipe, and the water outlet pipe is equipped with a solenoid valve.

[0012] A controller is installed on the front side wall of the high-pressure water heater.

[0013] Preferably, the vertical frame is also equipped with a cleaning water tank, and the cleaning water tank is connected to a high-pressure pump. The drain end of the high-pressure pump is connected to a cleaning pipe for high-pressure cleaning of the inside of the coffee powder condenser tube. A water receiving pipe is sealed on the outside of the cleaning pipe, and the bottom end of the water receiving pipe is connected to a wastewater tank.

[0014] Preferably, a dryer is also fixedly installed on the rear side wall of the vertical frame, and a drying hood is installed at the exhaust port of the dryer. A drain cover for receiving the water from the coffee powder concentrate tube is provided below the drying hood, and the drain cover is connected to the wastewater tank.

[0015] The technical effects and advantages of this utility model are as follows: This invention, through the coordinated operation of a continuous working structure, a servo motor, and transmission components, enables the coffee powder concentrate tube to quickly complete a series of operations such as positioning, extraction, cleaning, and drying, thereby achieving continuous preparation of coffee concentrate. The helical gear and helical gear ring, in conjunction with the servo motor, can quickly adjust the angle of the coffee powder concentrate tube, allowing it to rapidly position itself below the water outlet for extraction. This effectively shortens the production cycle, improves production efficiency, and is suitable for the needs of large-scale industrial production.

[0016] This invention features an automatic cleaning and drying device that effectively reduces manual intervention and labor intensity. After extraction, the coffee powder concentration tube automatically flips to the cleaning position, and a high-pressure pump delivers water from the cleaning tank to the cleaning tube for powerful rinsing, quickly removing residual coffee powder. After cleaning, it automatically moves to the drying position for high-temperature sterilization and drying, preventing residual coffee powder from affecting the flavor and quality of the next extraction, killing bacteria, extending the equipment's lifespan, and ensuring that the equipment is always in good working condition. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of a continuous coffee concentrate production equipment provided in this application; Figure 2 This is a schematic diagram of the disassembled structure of a continuous coffee concentrate production equipment provided in this application; Figure 3 This is a schematic diagram of the dryer in a continuous coffee concentrate production equipment provided in this application; Figure 4 This is a schematic diagram of the continuous working structure in a continuous coffee concentrate production equipment provided in this application; Figure 5 This is a schematic diagram of the shaft assembly in a continuous coffee concentrate production equipment provided in this application.

[0018] In the picture: 1. Vertical frame; 2. Continuous working structure; 21. Load-bearing shaft disc; 22. Helical gear ring; 23. Helical gear; 24. Servo motor one; 201. Assembly frame; 202. Assembly shaft; 203. Worm gear; 204. Worm; 205. Servo motor II; 206. Coffee powder concentrate tube; 207. Sealing top ring; 208. Electric telescopic rod; 209. Assembly ring; 210. Inner filter screen; 211. Feed hopper; 212. Pressure valve; 3. High-pressure water heater; 4. Water outlet pipe; 5. Solenoid valve; 6. Controller; 7. Cleaning water tank; 8. High-pressure pump; 9. Cleaning pipe; 10. Water inlet pipe; 11. Wastewater tank; 12. Drying hood; 13. Dryer; 14. Drain cover. Detailed Implementation

[0019] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments. The examples of the present invention are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described to better illustrate the principles and practical applications of the present invention, and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for a particular purpose.

[0020] For examples, please refer to Figures 1-5 This embodiment provides a continuous coffee concentrate production device, including: a vertical frame 1; a continuous working structure 2 for extracting coffee powder into coffee concentrate is mounted on the vertical frame 1; the continuous working structure 2 includes a load-bearing shaft disk 21 rotatably mounted on the outside of the vertical frame 1, and a helical gear ring 22 is fixedly mounted on the surface of the load-bearing shaft disk 21, the helical gear ring 22 meshes with a helical gear 23, and the helical gear 23 is connected to a servo motor 24 fixedly mounted on the outer wall of the vertical frame 1; The continuous working structure 2 includes six extraction and storage structures fixedly mounted on the outer wall of the load-bearing shaft disk 21; the extraction and storage structure includes an assembly frame 201 fixedly mounted on the outer wall of the load-bearing shaft disk 21, and an assembly shaft 202 is rotatably mounted on the inner side of the end of the assembly frame 201 away from the load-bearing shaft disk 21, and a coffee powder concentration tube 206 is fixedly installed in the middle of the assembly shaft 202.

[0021] A worm gear 203 is fixedly mounted on the outer wall of one end of the assembly shaft 202. The worm gear 203 meshes with a worm 204, and the worm 204 is connected to a servo motor 205. The worm gear 203 is rotatably mounted inside the assembly frame 201, and the servo motor 205 is fixedly mounted inside the assembly frame 201.

[0022] The top of the coffee powder condenser tube 206 is movably sealed with a sealing top ring 207, and the bottom of the sealing top ring 207 is equipped with a plurality of electrically operated telescopic rods 208 at equal intervals in a ring shape. The bottom of each of the electrically operated telescopic rods 208 is fitted with an assembly ring 209 fixedly installed on the outer wall of the coffee powder condenser tube 206. The end of the coffee powder condenser tube 206 away from the sealing top ring 207 is integrally fixed with a feed hopper 211, and a pressure valve 212 is installed on the feed hopper 211.

[0023] An inner filter screen 210 is installed inside the coffee powder condenser tube 206 to filter particles during coffee powder extraction. A high-pressure water heater 3 is installed on the front wall of the vertical frame 1 to supply hot water to the coffee powder extract concentrate in conjunction with the continuous working structure 2. The drain end of the high-pressure water heater 3 is connected to a water outlet pipe 4, and the water outlet pipe 4 is equipped with a solenoid valve 5. A controller 6 is installed on the front wall of the high-pressure water heater 3.

[0024] The vertical frame 1 is also equipped with a cleaning water tank 7, which is connected to a high-pressure pump 8. The drain end of the high-pressure pump 8 is connected to a cleaning pipe 9 for high-pressure cleaning of the inside of the coffee powder condenser tube 206. A water receiving pipe 10 is sealed on the outside of the cleaning pipe 9, and the bottom end of the water receiving pipe 10 is connected to a wastewater tank 11. A dryer 13 is also fixedly installed on the rear side wall of the vertical frame 1, and a drying hood 12 is installed at the exhaust port of the dryer 13. A drain cover 14 is provided below the drying hood 12 to receive the water drained from the coffee powder condenser tube 206, and the drain cover 14 is connected to the wastewater tank 11.

[0025] According to the above embodiments, the working principle of this invention is as follows: After the coffee powder is placed inside the coffee powder condenser tube 206 in the continuous working structure 2, the servo motor 24 is started. After the servo motor 24 is started, it drives the helical gear 23. The helical gear 23 meshes with the helical gear ring 22 and rotates. The helical gear ring 22 drives the load-bearing shaft plate 21 to rotate. The load-bearing shaft plate 21 drives the angle of the coffee powder condenser tube 206 mounted on it to be adjusted below the water outlet pipe 4. The sealing top ring 207 on the coffee powder condenser tube 206 is sealed between the coffee powder condenser tube 206 and the water outlet pipe 4 by activating the electric telescopic rod 208. When the coffee powder is compressed inside the coffee powder condenser tube 206, the pressure is usually controlled at 30-35 kg / cm². The coffee powder condenser tube 206 is located below the water outlet tube 4 of the high-pressure water heater 3. After the solenoid valve 5 is opened, hot water at 9-10 atmospheres is allowed to flow through the coffee powder condenser tube 206 at a uniform flow rate. The extraction time is controlled at 20-30 seconds. The hot water will quickly extract the caffeine, oils, and flavor substances from the coffee powder to form a concentrated liquid with rich oils and a strong taste. After extraction, the coffee concentrate tube 206 needs to be cleaned once to avoid affecting the extraction of coffee concentrate next time. When cleaning the coffee concentrate tube 206, the servo motor 205 is started. The servo motor 205 drives the worm gear 204 to rotate. The rotation of the worm gear 204 meshes with the worm wheel 203, which drives the assembly shaft 202 to rotate 180°. The housing flips the coffee concentrate tube 206 horizontally. The start of the servo motor 24 moves the flipped coffee concentrate tube 206 directly above the cleaning tube 9. After the top sealing ring 207 is sealed with the water pipe 10, the control is performed. The high-pressure pump 8 starts and transmits the water inside the cleaning water tank 7 to the cleaning pipe 9 under high pressure, so that the high-pressure water sprayed from the cleaning pipe 9 can rinse the coffee powder concentration tube 206 and quickly clean the coffee powder inside. The wastewater after cleaning is discharged into the wastewater tank 11 through the water receiving pipe 10. After cleaning, the coffee condenser tube 206 is moved between the drain cover 14 and the drying cover 12 by the start of the servo motor 24. The start of the dryer 13 can sterilize the coffee condenser tube 206 at high temperature and dry it at the same time, which is beneficial for the next coffee condensation extraction.

[0026] In this utility model, unless otherwise explicitly specified and limited, for example, it can be a fixed connection, a detachable connection, or an integral part; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components or an interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. All other embodiments obtained by those skilled in the art and related fields based on the embodiments of this utility model without creative effort should fall within the protection scope of this utility model. Structures, devices, and operating methods not specifically described and explained in this utility model, unless otherwise specified or limited, shall be implemented according to conventional means in the art.

Claims

1. A continuous coffee concentrate production equipment, characterized in that, include: Vertical frame (1); The vertical frame (1) is equipped with a continuous working structure (2) for extracting coffee powder into coffee concentrate. The continuous working structure (2) includes a load-bearing shaft disk (21) rotatably mounted on the outside of the vertical frame (1), and a helical gear ring (22) is fixedly mounted on the surface of the load-bearing shaft disk (21). The helical gear ring (22) meshes with a helical gear (23), and the helical gear (23) is connected to a servo motor (24) fixedly mounted on the outer wall of the vertical frame (1). The continuous working structure (2) includes six extraction and storage structures fixedly mounted on the outer wall of the load-bearing shaft disk (21); The extraction and storage structure includes an assembly frame (201) fixedly mounted on the outer wall of the load-bearing shaft disk (21), and an assembly shaft (202) is rotatably mounted on the inner side of the end of the assembly frame (201) away from the load-bearing shaft disk (21), and a coffee powder concentration tube (206) is fixedly installed in the middle of the assembly shaft (202).

2. The continuous coffee concentrate production equipment according to claim 1, characterized in that, A worm gear (203) is fixedly mounted on the outer wall of one end of the assembly shaft (202). The worm gear (203) meshes with a worm (204), and the worm (204) is connected to a servo motor (205).

3. The continuous coffee concentrate production equipment according to claim 1, characterized in that, The top of the coffee powder condenser tube (206) is movably sealed with a sealing top ring (207), and the bottom of the sealing top ring (207) is equipped with a number of electric telescopic rods (208) at equal intervals in a ring shape, and the bottom of the electric telescopic rods (208) is equipped with an assembly ring (209) fixedly installed on the outer wall of the coffee powder condenser tube (206).

4. The continuous coffee concentrate production equipment according to claim 3, characterized in that, The coffee powder concentration tube (206) is fixed with a feeding hopper (211) at the end away from the sealing top ring (207), and a pressure valve (212) is installed on the feeding hopper (211).

5. The continuous coffee concentrate production equipment according to claim 1, characterized in that, The front wall of the vertical frame (1) is equipped with a high-pressure water heater (3) that works in conjunction with the continuous working structure (2) to supply hot water to the coffee powder extract concentrate. The drain end of the high-pressure water heater (3) is connected to a water outlet pipe (4), and the water outlet pipe (4) is equipped with a solenoid valve (5).

6. The continuous coffee concentrate production equipment according to claim 1, characterized in that, The vertical frame (1) is also equipped with a cleaning water tank (7), and the cleaning water tank (7) is connected to a high-pressure pump (8). The drain end of the high-pressure pump (8) is connected to a cleaning pipe (9) for high-pressure cleaning of the inside of the coffee powder concentration tube (206). The cleaning pipe (9) is sealed with a water receiving pipe (10) on the outside, and the bottom end of the water receiving pipe (10) is connected to a wastewater tank (11).

7. A continuous coffee concentrate production equipment according to claim 6, characterized in that, A dryer (13) is also fixedly installed on the rear side wall of the vertical frame (1), and a drying hood (12) is installed at the exhaust port of the dryer (13). A drain cover (14) for receiving the water from the coffee powder concentration tube (206) is provided below the drying hood (12), and the drain cover (14) is connected to the wastewater tank (11).

Citation Information

Patent Citations

  • Coffee extract extraction device

    CN210540896U