Raw material storage equipment for self-service coffee machine

Abstract

The utility model relates to the technical field of coffee machines, in particular to a self-service coffee machine raw material storage device which comprises a bean storage tank, a feeding bin, a propeller blade, a driving assembly and a hot air assembly, vent holes are formed in the surface of the propeller blade, and protruding blocks are arranged on the surface of the propeller blade. The raw materials added into the bean storage tank roll to the bottom of the bean storage tank along the surfaces of the propeller blades, in the process, hot air is conveyed into the bean storage tank through the hot air assembly, and the hot air sequentially upwards penetrates through the ventilation holes to dry the raw materials rolling on the surfaces of the propeller blades and the raw materials stored in the bean storage tank. The coffee bean grinding effect affected by damp of raw materials is reduced; after feeding is finished, the bean storage tank is not filled with raw materials, a space for raw material movement is reserved at the top, the driving assembly is started and intermittently drives the propeller blades to rotate forwards and then rotate backwards, the raw materials are driven to move upwards and then downwards, the purpose of stirring the raw materials is achieved, the raw materials make full contact with hot air, and the drying effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to coffee machine technical field, concretely relates to a self -service coffee machine raw material storage equipment. BACKGROUND

[0002] Self -service coffee machine adopts full -automatic coffee machine, just need to press the button when using can make a cup of coffee, realized the whole process automation from coffee bean grinding to hot water brewing coffee.

[0003] In order to guarantee the continuous use of self -service coffee machine, it is prepared to store more coffee beans in the storage bean tank, but because coffee beans can be damp in the original storage process, or because of long -term storage in the coffee machine is not used, will be damp due to air humidity, and further influence coffee grinding quality, influence coffee last brewing taste. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a self -service coffee machine raw material storage equipment to solve the technical problem that coffee beans are damp due to air humidity in the storage process in the prior art, influence coffee grinding quality.

[0005] The utility model realizes by the following technical schemes:

[0006] A self -service coffee machine raw material storage equipment, the equipment is installed on the coffee machine body, the self -service coffee machine raw material storage equipment includes the storage bean tank installed in the coffee machine body interior, the top of the storage bean tank is equipped with the charging bin, the top of the charging bin protrudes the coffee machine body;

[0007] The inner wall surface in the storage bean tank is provided with spiral propeller blade that spirals upwards or downwards, a plurality of ventilation holes are penetrated in the surface of the spiral propeller blade in a up-down direction, the diameter of the ventilation hole is less than the diameter of coffee bean, the upward surface of the spiral propeller blade has a plurality of bosses;

[0008] The top of the storage bean tank is provided with the driving assembly for driving the rotation of the spiral propeller blade, and the hot -air assembly for conveying hot air to different depth positions in the storage bean tank respectively.

[0009] Further, the hot -air assembly includes multiple columns of air holes vertically arranged on the side of the storage bean tank, each column of air holes includes a plurality of grooves, the cross section of the groove is ladder-shaped, and a spray head is installed in each groove, a branch pipe is fixed on the spray head, and the other end of the branch pipe protrudes from the storage bean tank through the groove;

[0010] The one end of the multiple branch pipes protruding from the storage bean tank is connected to the conveying pipeline, and a gas generating source for outputting hot air into the conveying pipeline is connected.

[0011] Further, the top of the feeding bin is hinged with a cover plate for covering the top of the feeding bin, a gas outlet pipe is fixed on the cover plate and communicates the inside of the feeding bin with the outside, the top surface of the gas outlet pipe is flush with the top surface of the cover plate, and a one-way valve is installed on the gas outlet pipe.

[0012] Further, the driving assembly comprises a rotating shaft which is rotationally connected with the bean storage tank, the lower end of the rotating shaft extends into the bean storage tank and is fixedly connected with the propeller blade;

[0013] The upper end of the rotating shaft extends out of the bean storage tank and is fixedly provided with a gear A, the top of the bean storage tank is fixedly provided with a power source, the output end of the power source is fixedly provided with a gear B, and the gear B is engaged with the gear A.

[0014] Further, the conveying pipeline comprises a plurality of main pipelines which are respectively connected with a plurality of rows of branch pipes, and each row of branch pipes is commonly connected to the same main pipeline;

[0015] The bottom of the plurality of main pipelines is communicated through a first shunt pipe, and a second shunt pipe is connected to the first shunt pipe, and the other end of the second shunt pipe is connected to the output end of the gas generating source.

[0016] Further, a baffle is fixedly provided on the inner wall of the top of the gas outlet pipe, the diameter of the baffle is matched with the inner diameter of the gas outlet pipe, the top surface of the baffle is flush with the top surface of the gas outlet pipe, and a plurality of through holes are formed in the top surface of the baffle in a through manner.

[0017] Further, a plurality of guide plates are vertically and staggered installed on the opposite inner walls of the feeding bin along the height direction of the feeding bin.

[0018] Further, a finger groove is formed in the top surface of the cover plate, and the cross section of the finger groove is L-shaped.

[0019] Further, a support is fixedly provided on the outer surface of the bean storage tank for supporting the conveying pipeline.

[0020] The beneficial effects of the present application are as follows:

[0021] The self-service coffee machine raw material storage equipment of the utility model is when using, when adding raw materials to the storage bean tank through the feeding bin, because the surface of the propeller blade is opposite to the outlet of the feeding bin, the raw materials added to the storage bean tank roll along the surface of the propeller blade to the bottom of the storage bean tank, and in this process, hot air is delivered to the storage bean tank through the hot air assembly, the hot air passes through the ventilation hole upwards in turn to dry the raw materials rolling on the surface of the propeller blade and the raw materials already stored in the storage bean tank, the grinding effect of coffee beans affected by raw material dampness is reduced, so that the brewing taste of the final coffee is guaranteed.

[0022] Secondly, when the raw materials roll along the surface of the propeller blade to the bottom of the storage bean tank, because the convex block is arranged to hinder the movement of the raw materials, the time of the raw materials moving on the surface of the propeller blade is prolonged, and the drying of the raw materials is guaranteed.

[0023] Meanwhile, after the feeding is completed, the storage bean tank is not filled with raw materials at this time, and there is space for the movement of raw materials at the top, at this time, the driving assembly is started, the driving assembly drives the propeller blade to rotate forward and then reverse intermittently, so as to drive the raw materials to move upwards and then downwards to stir the raw materials, so that the raw materials are fully contacted with the hot air, the drying effect is further guaranteed, and the drying process is accelerated. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the connection schematic view of the self-service coffee machine raw material storage equipment and the coffee machine body of the utility model.

[0025] Figure 2 It is the structure schematic view of the whole self-service coffee machine raw material storage equipment of the utility model.

[0026] Figure 3 It is the structure schematic view of another direction of the self-service coffee machine raw material storage equipment of the utility model.

[0027] Figure 4 It is the sectional view of the storage bean tank and the feeding bin of the self-service coffee machine raw material storage equipment of the utility model.

[0028] In the drawing: 1-coffee machine body, 2-storage bean tank, 3-feeding bin, 4-propeller blade, 5-ventilation hole, 6-convex block;

[0029] 7-driving assembly, 71-rotating shaft, 72-gear A, 73-power source, 74-gear B;

[0030] 8-hot air assembly, 81-groove, 82-nozzle, 83-branch pipe, 84-conveying pipeline, 841-main pipeline, 842-first shunt pipe, 843-second shunt pipe, 85-gas generating source;

[0031] 9 - cover plate, 10 - air outlet pipe, 11 - one-way valve, 12 - baffle, 13 - through hole, 14 - guide plate, 15 - finger groove, 16 - support. DETAILED DESCRIPTION

[0032] The typical embodiments embodying the features and advantages of the present application will be described in the following description with reference to the accompanying drawings. It should be understood that the present application can have various changes on different embodiments, which do not deviate from the scope of the present application, and the description and drawings in essence are used for illustration, not for limiting the present application.

[0033] In the description of the present application, the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the structure referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the present application.

[0034] Please refer to Figures 1 to 4 The present application provides a technical scheme: a self-service coffee machine raw material storage device, which is provided with a mounting plate at the back, the mounting plate is connected with the mounting seat on the inner wall of the coffee machine body 1 through screws, the self-service coffee machine raw material storage device comprises a bean storage tank 2 mounted in the coffee machine body 1, the bean storage tank 2 is used for storing raw materials (coffee beans), the bottom of the bean storage tank 2 is provided with a discharge pipe (not shown), the opening of the discharge pipe is controlled by an electromagnetic valve to discharge raw materials for grinding and brewing coffee, the top of the bean storage tank 2 is provided with a feeding bin 3, the top of the feeding bin 3 extends out of the coffee machine body 1, and the feeding bin 3 is used for supplementing the storage of raw materials in the bean storage tank 2.

[0035] The inner wall surface of the bean storage tank 2 is provided with helical propeller blades 4 spiraling upward or downward, a plurality of ventilation holes 5 are formed through the surface of the helical propeller blades 4 in a penetrating manner, the diameter of the ventilation holes 5 is smaller than the diameter of the coffee beans, and the upward surface of the helical propeller blades 4 has a plurality of protrusions 6.

[0036] The top of the bean storage tank 2 is provided with a driving assembly 7 for driving the helical propeller blades 4 to rotate, and a hot air assembly 8 for respectively conveying hot air to different depth positions inside the bean storage tank 2.

[0037] The self-service coffee machine raw material storage equipment in the utility model, when adding raw materials to the bean storage tank 2 through the feeding bin 3, because the surface of the propeller blade 4 is opposite to the outlet of the feeding bin 3, the raw materials added to the bean storage tank 2 roll along the surface of the propeller blade 4 to the bottom of the bean storage tank 2, and in the process, hot air is transported to the bean storage tank 2 through the hot air assembly 8, and the hot air passes through the ventilation hole 5 upwards in turn to dry the raw materials rolling on the surface of the propeller blade 4 and the raw materials stored in the bean storage tank 2, thereby reducing the influence of moisture on the grinding effect of coffee beans, and guaranteeing the taste of the final coffee;

[0038] Secondly, when the raw materials roll along the surface of the propeller blade 4 to the bottom of the bean storage tank 2, because the convex block 6 is arranged to hinder the movement of the raw materials, the time of the raw materials moving on the surface of the propeller blade 4 is prolonged, and the drying of the raw materials is guaranteed;

[0039] Meanwhile, after the feeding is completed, the bean storage tank 2 is not filled with raw materials at this time, and the top has space for the movement of raw materials, at this time, the driving assembly 7 is started, the driving assembly 7 intermittently drives the propeller blade 4 to rotate forward and then reverse, and cooperates with the convex block 6 to drive the raw materials to move upwards and then downwards to achieve the purpose of stirring the raw materials, so that the raw materials are fully contacted with the hot air, the drying effect is further guaranteed, and the drying process is accelerated.

[0040] Please refer to Figures 2 to 4 The hot air assembly 8 comprises a plurality of rows of air holes vertically arranged on the side of the bean storage tank 2, each row of air holes comprises a plurality of grooves 81, the cross section of the groove 81 is in a stepped shape, and a spray head 82 is arranged in each groove 81, a branch pipe 83 is fixedly arranged on the spray head 82, and the other end of the branch pipe 83 extends out of the bean storage tank 2 through the groove 81;

[0041] The other ends of the plurality of branch pipes 83 extending out of the bean storage tank 2 are connected to a conveying pipeline 84, a support 16 for supporting the conveying pipeline 84 is fixedly arranged on the outer surface of the bean storage tank 2, so as to guarantee the stability of the pipeline installation, and a gas generating source 85 for outputting hot air into the conveying pipeline 84 is connected to the conveying pipeline 84, wherein the gas generating source 85 in the present application adopts a hot air machine in the prior art;

[0042] The conveying pipeline 84 comprises a plurality of main pipelines 841 connected with the plurality of rows of branch pipes 83 respectively, and each row of branch pipes 83 is connected to the same main pipeline 841;

[0043] The bottoms of the plurality of main pipe lines 841 are communicated through a first shunt pipe 842, and a second shunt pipe 843 is connected to the first shunt pipe 842, and the other end of the second shunt pipe 843 is connected to the output end of the gas generating source 85;

[0044] The hot air is delivered into the second shunt pipe 843 through the gas generating source 85, and the second shunt pipe 843 delivers the hot air into each of the main pipe lines 841 through the first shunt pipe 842, when the hot air flows in the main pipe lines 841, the hot air in the main pipe lines 841 is shunted to each of the spray heads 82 through the branch pipes 83, and finally the hot air is sprayed into the different depth areas in the inside of the bean storage tank 2 through the spray heads 82, the materials in the areas are dried, and the hot air can continue to dry the materials above when flowing upwards, so that the uniformity of the material drying is ensured after the hot air in the main pipe lines 841 is shunted by the plurality of branch pipes 83.

[0045] Please refer to Figure 4 The driving assembly 7 comprises a rotating shaft 71 rotatably connected to the bean storage tank 2, and the lower end of the rotating shaft 71 extends into the bean storage tank 2 and is fixedly connected to the propeller blade 4;

[0046] The upper end of the rotating shaft 71 extends out of the bean storage tank 2 and is fixedly provided with a gear A 72, the top of the bean storage tank 2 is fixedly provided with a power source 73, and the power source 73 in the present application adopts a servo motor in the prior art, the output end of the power source 73 is fixedly provided with a gear B 74, and the gear B 74 is engaged with the gear A 72; the gear B 74 is driven to rotate by the power source 73, since the gear B 74 is engaged with the gear A 72, the output shaft of the power source 73 is driven to rotate by gear transmission when the output shaft of the power source 73 rotates, the rotating shaft 71 is driven to rotate, the propeller blade 4 is driven to rotate synchronously, and the material is driven to move for agitation, the principle of the movement is similar to that of a dragon conveyor, and the principle will not be described in detail here;

[0047] The drying time can be set by a controller, so that the power source 73 and the gas generating source 85 are started at intervals, so as to ensure the dryness of the stored materials.

[0048] Please refer to Figure 2 and Figure 4The top of the feeding bin 3 is hingedly connected with a cover plate 9 for covering the top of the feeding bin 3, the cover plate 9 is clamped to the feeding bin 3 to cover the opening of the top of the feeding bin 3, the top surface of the cover plate 9 is provided with a finger slot 15, the cross section of the finger slot 15 is L-shaped, the finger slot 15 is beneficial to open the cover plate 9 to open the top opening of the feeding bin 3 for feeding, the cover plate 9 is fixedly provided with an air outlet pipe 10 communicating the inside of the feeding bin 3 with the outside, the top surface of the air outlet pipe 10 is flush with the top surface of the cover plate 9, and the air outlet pipe 10 is provided with a one-way valve 11, the one-way valve 11 is a gas one-way valve in the prior art, so that hot air can be discharged outward through the air outlet pipe 10, while avoiding the humid air outside from entering the storage tank 2 through the air outlet pipe 10, so as to ensure that the raw materials are stored in a dry space;

[0049] The top inner wall of the air outlet pipe 10 is fixedly provided with a baffle 12, the diameter of the baffle 12 is matched with the inner diameter of the air outlet pipe 10, and the top surface of the baffle 12 is flush with the top surface of the air outlet pipe 10, the baffle 12 avoids the top of the air outlet pipe 10 from accumulating impurities, and a plurality of through holes 13 are formed in the top surface of the baffle 12 in a penetrating manner, the through holes 13 ensure the air permeability of the air outlet pipe 10;

[0050] A plurality of guide plates 14 are vertically and staggered installed on the opposite inner walls of the feeding bin 3 along the height direction of the feeding bin 3, the guide plates 14 can further prolong the movement time of the raw materials from the feeding bin 3 to the bottom of the storage tank 2, so as to ensure sufficient drying of the raw materials, and the raw materials can be divided and stored in the storage tank 2 in turn.

[0051] Finally, it should be pointed out that the above embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application, and any non-substantial changes and replacements made by those skilled in the art on the basis of the present application all belong to the scope of protection of the present application.

Claims

1. A self-service coffee machine raw material storage device, which is installed on a coffee machine body (1), characterized in that: The self-service coffee machine raw material storage device comprises a bean storage tank (2) installed inside the coffee machine body (1), a top of the bean storage tank (2) is provided with a feeding bin (3), and a top of the feeding bin (3) extends out of the coffee machine body (1); An inner wall surface of the bean storage tank (2) is provided with helical propeller blades (4) spirally upward or downward, a plurality of ventilation holes (5) are vertically and throughly formed in surfaces of the helical propeller blades (4), the ventilation holes (5) have a diameter smaller than that of coffee beans, and the upward surface of the helical propeller blades (4) is provided with a plurality of protrusions (6); A top of the bean storage tank (2) is provided with a driving assembly (7) for driving the helical propeller blades (4) to rotate and a hot air assembly (8) for respectively conveying hot air to different depth positions inside the bean storage tank (2).

2. The self-serve coffee machine raw material storage apparatus according to claim 1, characterized in that: The hot air assembly (8) comprises a plurality of columns of air holes vertically formed on side portions of the bean storage tank (2), each column of the air holes comprises a plurality of grooves (81) with a stepped cross section, and each of the grooves (81) is provided with a spray head (82), the spray head (82) is fixedly provided with a branch pipe (83), and the other end of the branch pipe (83) extends out of the bean storage tank (2) through the groove (81); One end of the plurality of branch pipes (83) extending out of the bean storage tank (2) is connected to a conveying pipeline (84), and the conveying pipeline (84) is connected with a gas generating source (844) for outputting hot air into the conveying pipeline (84).

3. The self-service coffee machine raw material storage device according to claim 1 or 2, characterized in that: A top of the feeding bin (3) is hingedly provided with a cover plate (9) for covering the top of the feeding bin (3), the cover plate (9) is fixedly provided with an air outlet pipe (10) communicating the inside of the feeding bin (3) with the outside, a top surface of the air outlet pipe (10) is flush with a top surface of the cover plate (9), and the air outlet pipe (10) is provided with a one-way valve (11).

4. The self-serve coffee machine ingredient storage apparatus of claim 1, wherein: The driving assembly (7) comprises a rotating shaft (71) rotationally connected with the bean storage tank (2), a lower end of the rotating shaft (71) extends into the bean storage tank (2) and is fixedly connected with the helical propeller blades (4); An upper end of the rotating shaft (71) extends out of the bean storage tank (2) and is fixedly provided with a gear A (72), a top of the bean storage tank (2) is fixedly provided with a power source (73), an output end of the power source (73) is fixedly provided with a gear B (74), and the gear B (74) is engaged with the gear A (72).

5. The self-serve coffee machine raw material storage apparatus according to claim 2, characterized in that: The conveying pipeline (84) comprises a plurality of main pipelines (841) respectively connected with the plurality of columns of branch pipes (83), and each column of the branch pipes (83) is connected to the same main pipeline (841); Bottoms of the plurality of main pipelines (841) are communicated through a first shunt pipe (842), the first shunt pipe (842) is connected with a second shunt pipe (843), and the other end of the second shunt pipe (843) is connected with an output end of the gas generating source (844).

6. The self-serve coffee machine raw material storage apparatus according to claim 3, wherein: The top inner wall of the air outlet pipe (10) is fixedly provided with a baffle (12), the diameter of the baffle (12) is matched with the inner diameter of the air outlet pipe (10), the top surface of the baffle (12) is flush with the top surface of the air outlet pipe (10), and a plurality of through holes (13) are vertically and penetratingly formed in the top surface of the baffle (12).

7. The self-serve coffee machine ingredient storage apparatus of claim 1, wherein: A plurality of guide plates (14) are vertically and staggered installed on the opposite inner walls of the feeding bin (3) along the height direction of the feeding bin (3).

8. The self-serve coffee machine raw material storage apparatus according to claim 3, wherein: The top surface of the cover plate (9) is provided with a finger groove (15), and the cross section of the finger groove (15) is L-shaped.

9. The self-serve coffee machine ingredient storage apparatus of claim 2, wherein: The outer surface of the bean storage tank (2) is fixedly provided with a support (16) for supporting the conveying pipeline (84).

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