Bean bin of coffee machine and application of bean bin in automatic coffee vending machineTechnical Field
The invention belongs to the field of table coffee machines, and relates to a bean cabin of a coffee machine, which can conveniently switch two capacities.
Background
For a desktop coffee machine, one or two different coffee beans may need to be added to the coffee machine according to the requirements of a client, and for the bean bin of the existing desktop coffee machine, the switching of the two requirement modes by the same bean bin cannot be realized, so that the bean bin needs to be replaced under different requirements, which is troublesome. And for the coffee machine of vending, because nobody can initiatively carry out the beans storehouse and change, therefore is the selling of fixed coffee beans kind. In addition, for some automatic coffee vending machines, once the type of coffee beans that they can vend is determined, as a single type, for the following two types of coffee beans are vended, the upgrade of the coffee vending machines inevitably needs to replace the bean bin, the compatibility of the existing bean bin is poor, and the mode for realizing the demand switching is complex and difficult to realize.
Disclosure of Invention
In order to solve the problems that single coffee beans or two kinds of coffee beans can be sold compatibly and a coffee machine sold by the single coffee beans is easy to upgrade, the invention provides the following technical scheme: the bean cabin of the automatic coffee vending machine comprises a lower cabin body, slots of the insertion plates and a sealing plate, wherein the slots of the insertion plates are arranged on the inner wall of the lower cabin body in the central area of the lower cabin body along the vicinity of an upper opening of the lower cabin body, two bottom openings for discharging coffee beans are separated, and the sealing plate can be fixed on the inner wall of the lower cabin body on one side or two sides of the two sides of each slot through the shape change of the inner wall surface.
Furthermore, the closing plate shields the bottom opening when the current bottom opening is not used for discharging coffee beans, and is removed when both bottom openings are used for discharging coffee beans, and the insertion slot of the insertion plate is inserted into the insertion slot of the insertion plate when both bottom openings are used for discharging coffee beans, and is removed when one bottom opening is not used for discharging coffee beans.
Further, the whole vertical tubbiness that is of lower storehouse body, the upper end opening is oval or circular, by the upper end opening to the lower end opening transition of lower storehouse body, have two relative sides and two relative sides on a left side, the right side in preceding, back, lower storehouse body has five sections by top to bottom:
a first stage: the front side surface and the rear side surface are gradually inclined and close to the middle part of the lower bin body, and the left side surface and the right side surface maintain vertical cylindrical surfaces;
and a second stage: the front side surface and the rear side surface form a vertical surface, and the left side surface and the right side surface maintain a vertical cylindrical surface;
a third stage: the front side surface and the rear side surface continuously maintain vertical surfaces, and the left side surface and the right side surface are gradually inclined and close to the middle part of the lower bin body from the vertical cylindrical surface;
in the fourth section, the front side surface and the rear side surface form a vertical surface with a wide upper part and a narrow lower part or an inclined surface with a wide upper part and a narrow lower part, the left side surface and the right side surface form an inclined straight surface with a narrow upper part and a wide lower part, the lower ends of the four side surfaces form a rectangular opening, in the section, a barrel surface transition with a wide upper part and a narrow lower part is arranged between the two adjacent side surfaces, and an angle bracket is arranged at the upper end of the inner wall of the barrel surface in the transition;
a fifth stage: the front side surface, the back side surface, the left side surface and the right side surface are maintained to be vertical by a rectangular opening formed by the fourth section of the lower bin body.
Furthermore, the inner walls of the left side surface and the right side surface of the lower bin body are provided with inserting plates matched with the inner walls along with the transition of the shapes of the inserting plates, an inserting plate slot for installing the inserting plates is formed between the two inserting plates, the first section and the second section of the lower bin body of the two opposite inserting plates are vertical straight plates, and the formed slot is a vertical straight plate slot; the third section is bent downwards in an inclined way and towards the middle part of the lower bin body in the transverse direction, and the formed groove is a bent groove; the fourth section is an inclined plate which transversely faces the middle part of the lower bin body, and a formed groove is an inclined plate groove; the two bottom surfaces of the lower bin body are protruded upwards from the front side and the rear side in the transverse direction towards the middle part of the lower bin body, the top of the protrusion is a plane, the protrusion is connected with the left side surface and the right side surface and is paved with a left transverse inserting plate and a right transverse inserting plate, the inclined plate of the fourth section is changed into a bottom surface transverse inserting plate by transversely inclining downwards in the fifth section, and a formed groove is a bottom surface transverse inserting plate groove.
Further, the closing plate includes:
the first transverse plate is transversely arranged in the middle of the downward cabin body, and the head end plate edge of the first transverse plate is connected with the upper plate edge of the first vertical plate;
the first vertical plate is a vertical plate with all plate surfaces contacting with the interior of the lower bin body, and the part of the lower bin body contacting with the first vertical plate is a vertical inner wall surface;
the second transverse plate transversely faces the middle part of the lower bin body and is a basically horizontal transverse plate;
the upper plate edge of the first inclined plate is connected with the tail end plate edge of the second transverse plate and is inclined downwards gradually towards the middle part of the lower bin body in the transverse direction;
the first end plate edge of the first transverse plate is connected with the lower plate edge of the first inclined plate, and the first end plate edge of the first transverse plate transversely faces the middle part of the lower bin body and is a substantially horizontal transverse plate;
and the upper plate edge is connected with the tail end plate edge of the third transverse plate, and the lower plate edge and part or all of the plate surface are vertically inserted into the transverse inserting plate slot on the bottom surface of the lower bin body.
Furthermore, an avoiding opening is formed in the connecting position of the third transverse plate and the second vertical plate, so that the third transverse plate can avoid the transition of the inserting plate, and the second vertical plate is located at the transverse section of the transition of the inserting plate.
Further, automatic coffee machine's beans storehouse is sold still includes the upper bin body and cang gai, the cang gai pass through the hinge and be connected with lower storehouse body top border, the upper bin body, it has two relative picture peg mechanisms, two picture peg mechanisms have vertical slot, and the slot is located the lower part of mechanism, the slot runs through picture peg mechanism down the terminal surface and forms lower part slot opening, the slot is located the upper end that the mechanism was not run through to the upper portion of mechanism, and two picture peg mechanisms are in the upper bin body and the fixed back of lower storehouse body, the slot opening of lower part is corresponding with the picture peg slot that is located down on the first section of storehouse body for the picture peg that surpasss the lower bin body can be upwards pegged graft by lower part slot opening in the slot of the picture peg mechanism.
Furthermore, the upper bin body and the lower bin body are connected through clamping, and a hook used for hanging the bean bin in the vending machine is installed on the outer wall of the upper bin body.
Furthermore, the plate inserting mechanisms are concave blocks, facing the middle part of the upper bin body, and screws are screwed into the concave blocks from the outer wall of the upper bin body, so that the two opposite plate inserting mechanisms fasten the inserting plates through the screwed screws.
Further, the pod of the coffee vending machine also includes a channel plug for plugging the bottom opening.
Has the advantages that: the closing plate of the invention shields the bottom opening when the current bottom opening is not used for discharging coffee beans, and is taken out when both bottom openings are used for discharging coffee beans, and the insertion slot of the insertion plate is inserted into the insertion slot of the insertion plate when both bottom openings are used for discharging coffee beans, and is taken out when one bottom opening is not used for discharging coffee beans. Through the storehouse body under set up picture peg and slot to and the closing plate, only process a coffee bean and sell coffee at automatic coffee machine of selling, then shelter from two openings with the closing plate one, upgrade at this automatic vending machine, need process and sell coffee to multiple (as two kinds) coffee bean, then only need take out the closing plate, and insert the slot with the picture peg. The bean bin can be easily suitable for vending machines with different requirements by controlling the use of the inserting plate and the closing plate, is convenient to upgrade single coffee beans into bean bins of various coffee beans, can be used as the bean bins of the single coffee beans, and is very convenient.
Drawings
FIG. 1 is a schematic view of a bean silo;
FIG. 2 is a schematic view of the installation of the board inserting and board inserting mechanism;
FIG. 3 is a schematic view of the installation of the board and the board slot;
FIG. 4 is a cross-sectional view of the left and right sides of the lower cartridge body;
FIG. 5 is a cross-sectional view of the front and rear sides of the lower cartridge body;
FIG. 6 is an interior view of the lower cartridge body;
FIG. 7 is a schematic view of the construction of the closing plate;
FIG. 8 is a schematic structural view of the interposer;
FIG. 9 is a schematic view of the closure panel installation;
FIG. 10 is a partial schematic view of a closure panel bypass structure.
Wherein: 1. a bin cover, 2, an upper bin body, 3, a lower bin body, 4, an inserting plate, 5, a plate inserting mechanism, 6, inserting slots for the inserting plate, 7, a closing plate, 8, a first stage of a first section of the front side surface and the rear side surface of the lower bin body, 9, an angle bracket, 10, a first section of the front side surface and the rear side surface of the lower bin body, 11, a second stage of a first section of the front side surface and the rear side surface of the lower bin body, 12, a second section of the front side surface and the rear side surface of the lower bin body, 13, a third section of the front side surface and the rear side surface of the lower bin body, 14, a fourth section of the front side surface and the rear side surface of the lower bin body, 15, a first section of the left side surface and the right side surface of the lower bin body, 16, a second section of the left side surface and the right side surface of the lower bin body, 17, a third section of the left side surface and the right side, 24. the first sloping plate, 25, the third cross plate, 26, the second vertical plate, 27, the first straight edge of the closure plate, 28, the sloping edge of the closure plate, 29, the second straight edge of the closure plate.
Detailed Description
Example 1: a bean cabin of an automatic coffee selling machine is shown in figures 1, 3 and 9 and comprises a lower cabin body (3), slots of a plugboard (4) and a closing plate (7), wherein the slots of the plugboard (4) are arranged on the inner wall of the lower cabin body (3) along the vicinity of an upper opening of the lower cabin body (3) in the central area of the lower cabin body (3), two bottom openings for discharging coffee beans are separated, and the closing plate (7) can be fixed on the inner wall of the lower cabin body (3) on one side or two sides of the two sides of each slot through the shape change of the inner wall surface. The closing plate (7) is adapted to shield the bottom opening when the bottom opening is not currently used for discharging coffee beans, to be removed when both bottom openings are used for discharging coffee beans, and the insertion slot of the insertion plate (4) is adapted to be inserted into the insertion slot of the insertion plate (4) when both bottom openings are used for discharging coffee beans, and to be removed when one bottom opening is not used for discharging coffee beans. According to the invention, the lower bin body (3) is provided with the inserting plate (4), the inserting slot and the closing plate (7), so that when the automatic coffee vending machine only processes one type of coffee beans to vend coffee, the closing plate (7) shields one of the two openings, and when the automatic coffee vending machine is upgraded and various types (such as two types) of coffee beans are required to be processed to vend coffee, only the closing plate (7) needs to be taken out, and the inserting plate (4) is inserted into the inserting slot. The bean bin can be easily suitable for vending machines with different requirements by controlling the use of the inserting plate (4) and the closing plate (7), is convenient to upgrade single coffee beans into bean bins of various coffee beans, can be used as the bean bins of the single coffee beans, and is very convenient.
In one scheme, as shown in fig. 3, the whole lower bin body (3) is in a vertical barrel shape, the upper end opening of the lower bin body is oval or circular, the lower bin body is transited from the upper end opening to the lower end opening of the lower bin body (3) and is provided with a front opposite side face, a rear opposite side face, a left opposite side face and a right opposite side face, and the lower bin body (3) is provided with five sections from the top to the bottom, as shown in fig. 4-6:
in the first stage, the front side surface and the rear side surface of the lower bin body (3) are gradually inclined towards the middle part of the lower bin body (3) and close to the middle part of the lower bin body (3) (the first stage comprises two stages, the inclination angle in the first stage is larger and can be 30-50 degrees, preferably 45 degrees, the inclination angle in the second stage is smaller and can be 0-3 degrees, preferably 1 degree), and the left side surface and the right side surface of the lower bin body (3) maintain vertical cylinder surfaces;
in the second section, the front side surface and the rear side surface form a vertical surface, and the left side surface and the right side surface maintain vertical cylindrical surfaces;
in the third stage, the front side surface and the rear side surface continuously maintain vertical surfaces (as a scheme, the area is very small and can be close to a linear surface), and the left side surface and the right side surface are gradually inclined and close to the middle part of the transverse downward bin body (3) from vertical tube surfaces;
a fourth section, wherein the front side surface and the rear side surface form a vertical surface with wide top and narrow bottom or an inclined surface with wide top and narrow bottom (a small-angle inclined surface, the vertical inclination angle is 0-2 degrees, preferably 1 degree), the left side surface and the right side surface form an inclined straight surface with narrow top and narrow bottom (30-50 degrees, preferably 45 degrees), and form a rectangular port at the lower end, wherein a barrel surface transition with wide top and narrow bottom is arranged between the front side surface and the rear side surface (between adjacent side surfaces), each side surface gradually inclines towards the middle part of the lower cabin body (3), and the barrel surface is reserved on each side surface due to the surface with wide top and narrow bottom, so that a transition barrel surface is arranged between the two adjacent surfaces, and the transition barrel can be provided with an angle bracket (9) at the upper end of the inner wall and is used for supporting the second transverse plate (23) of the closing plate (7), thereby improving the stability of the lower cabin body (3) for supporting and fixing the closing plate (7) in shape, in addition, the transitional cylinder surface can be utilized to form buffer storage for coffee beans during conveying, and the pressure of the bottom for processing the coffee beans is buffered.
A fifth stage: the front side surface, the rear side surface, the left side surface and the right side surface are maintained to be vertical by a rectangular opening formed by the fourth section of the lower bin body (3);
in one scheme, as shown in fig. 6, the inner walls of the left and right side surfaces of the lower bin body (3) are provided with inserting plates (4) which are matched along with the transition of the shapes of the inner walls, an inserting plate slot (6) for installing the inserting plates (4) is formed between the two inserting plates (4), the first section and the second section of the two opposite inserting plates (4) of the lower bin body (3) are vertical straight plates, and the formed slots are vertical straight plate slots; the third section is bent downwards in an inclined way and towards the middle part of the lower bin body (3) in the transverse direction, and the formed groove is a bent groove; the fourth section is an inclined plate which transversely faces the middle part of the lower bin body (3), and a formed groove is an inclined plate groove; two bottom surfaces of the lower bin body (3) are protruded upwards from the front side and the rear side in the transverse direction towards the middle part of the lower bin body (3), the top of the protrusion is a plane, the protrusion is connected with the left side surface and the right side surface and is paved with a left transverse inserting plate and a right transverse inserting plate (4), the inclined plate of the fourth section is transited into the bottom surface transverse inserting plate (4) in the fifth section in the transverse inclined downward mode, and the formed groove is a groove of the bottom surface transverse inserting plate (4).
In one version, as shown in fig. 7, the closing plate (7) comprises:
the first transverse plate (22) is transversely arranged in the middle of the downward cabin body (3), and the edge of the head end plate of the first transverse plate is connected with the edge of the upper plate of the first vertical plate (21); preferably, the edge of the end plate of the first transverse plate (22) is provided with an upward bend, the upward bend is used for being suitable for the bent shape of a thumb, and the first transverse plate (22) is easy to be pinched by a forefinger and the thumb to take out the closing plate (7) of the lower bin body (3).
The first vertical plate (21) is a vertical plate with all plate surfaces contacting with the inside of the lower bin body (3), and the part of the lower bin body (3) contacting with the first vertical plate (21) is a vertical inner wall surface; the first vertical plate (21) is vertically attached to the vertical inner wall of the part of the inner wall of the lower bin body (3); first riser (21) are vertical board and hug closely with storehouse internal wall is vertical, the purpose is that first swash plate (24) will be inside, the lower part opening is sheltered from in the downward sloping, in order to can make spacing that closing plate (7) can be firm in horizontal picture peg (4) slot (6) rather than between the storehouse internal wall of top, the aversion of bearing can not take place, therefore, the vertical board through the top supports with the vertical face of storehouse internal wall and presses, the below is pegged graft fixedly and supports and presses with horizontal picture peg (4) slot (6), thereby the stability of closing plate (7) bearing has been ensured.
The second transverse plate (23) transversely faces the middle part of the lower bin body (3) and is a basically horizontal transverse plate; namely, the plate is a horizontal transverse plate or an inclined transverse plate with an inclined angle smaller than that of the first inclined plate (24), and the plate edge at the tail end of the plate is basically a horizontal plate edge (0-1 degree);
the upper plate edge of the first inclined plate (24) is connected with the tail end plate edge of the second transverse plate (23), and the first inclined plate is inclined downwards gradually towards the middle part of the lower bin body (3) in the transverse direction and is a shielding part (the inclination angle is 10-40 degrees) for an outlet.
The first end plate edge of the third transverse plate (25) is connected with the lower plate edge of the first inclined plate (24), the third transverse plate transversely faces the middle part of the lower bin body (3) and is a substantially horizontal transverse plate, namely, the third transverse plate is a horizontal transverse plate or an inclined transverse plate with an inclination angle smaller than that of the first inclined plate (24), and the tail end plate edge of the third transverse plate is a substantially horizontal plate edge (0-1 degrees);
and the upper plate edge of the second vertical plate (26) is connected with the tail end plate edge of the third transverse plate (25), and the lower plate edge and part or all of the plate surface are vertically inserted into the slot (6) of the transverse inserting plate (4) on the bottom surface of the lower bin body (3).
By the aforesaid, the beans storehouse provides the fixed mounting position of closing plate (7), can be simple with closing plate (7) more compact and effective installation enter the storehouse internal, need not to fasten it through fastener such as screw, provide the stable installation of closing plate (7) and tear open in narrow and small space and take directly again easily, wherein can install corner brace (9) because of the more horizontal corner that excessive shape formed, therefore transversely can support second diaphragm (23), strengthened the stability of closing plate (7) installation.
For the installation of the insert plate (4), the shape of the bean storehouse considers that the insert plate (4) slot (6) can not have large shape bending, so the shape of the left side surface and the right side surface is mainly a cylindrical surface and an inclined straight surface, which can reduce the complicated shape change of the insert plate (4) slot (6), but the transition of a circular range (front and back, left and right sides) is considered, for example, how the angle bracket (9) can be installed, under the requirement, the position and the form of installing the insert plate (4) are more reasonable by grasping the shape change of the left side and the right side.
Particularly, the stages of forming the large-angle bending at the middle part of the lower bin body (3) by the left side surface, the right side surface, the front side surface and the rear side surface are different, if the left side surface and the right side surface are synchronously bent at a large angle, if the bending position is synchronously positioned at the first stage, the opening is too small, the opening of coffee beans is easily blocked or the receiving speed is slow, and the like, if the bending position is synchronously positioned at the fourth stage, the coffee beans are easily blocked in the transportation process, and for the closing plate (7), the closing plate needs to be bent at a large angle and is not easy to take out, so that the space.
In one scheme, as shown in fig. 10, for the closing plate (7), at the connecting position of the third transverse plate (25) and the second vertical plate (26), an avoiding opening is formed, so that the third transverse plate (25) can avoid the transition of the inserting plate (4), the second vertical plate (26) is located at the transverse section of the transition of the inserting plate (4), and the two end sides of the second vertical plate (26) are further limited through the transverse transition section, and the stability is enhanced.
In one scheme, as shown in fig. 1, the bean storehouse also comprises an upper storehouse body (2) and a storehouse cover (1), the bin cover (1) is connected with the top edge of the lower bin body (3) through a hinge, of course, the upper chamber body (2) can also be connected by a snap connection, as shown in figure 2, which is provided with two opposite inserting plate mechanisms (5), wherein the two inserting plate mechanisms (5) are provided with vertical slots, the slot is positioned at the lower part of the mechanism, the slot penetrates through the lower end surface of the plate inserting mechanism (5) to form a lower slot opening, the slot is positioned at the upper part of the mechanism and does not penetrate through the upper end surface of the mechanism, and after the two inserting plate mechanisms (5) are fixed on the upper bin body (2) and the lower bin body (3), the slot opening at the lower part corresponds to the slot (6) of the inserting plate (4) positioned on the first section of the lower bin body (3), so that the inserting plate (4) which exceeds the lower bin body (3) can be upwards inserted into the slot of the plate inserting mechanism (5) of the upper bin body (2) from the opening of the lower slot. The vertical slot of the flashboard mechanism (5) is used for fixing the flashboard (4) more stably in the vertical direction.
In one scheme, as shown in fig. 1-3, the upper bin body (2) and the lower bin body (3) are connected through clamping, and hooks or claws for hanging the bean bin in the vending machine are arranged on the outer wall of the upper bin body (2).
In one scheme, as shown in fig. 2, the board inserting mechanism (5) is an inward concave block of the upper bin body (2) facing the middle of the upper bin body (2), and screws are screwed into the inward concave block by the outer wall of the upper bin body (2), so that two opposite board inserting mechanisms (5) fasten the board inserting board (4) through the screwed screws.
In one version, the legume silo further includes a channel plug for plugging the bottom opening.
Example 2: desk-top coffee machine beans storehouse, including lower storehouse body (3), go up storehouse body (2), cang gai (1), closing plate (7), the passageway stopper, picture peg (4), beans storehouse lock, desk-top coffee machine is the fixed whole of the aforesaid constitution, wherein lower storehouse body (3) is the basis for connect other parts and carry coffee beans, go up storehouse body (2) and block on lower storehouse body (3) with the mode of jack catch, cang gai (1) is assembled on last storehouse body (2) through two connection buckle in back, the switch that realizes whole beans storehouse with beans storehouse lock at last locks the function.
The single channel design of desk-top coffee machine beans storehouse is based on storehouse body (3) down, go up storehouse body (2), cang gai (1), beans storehouse lock and for fixed whole through increasing closing plate (7), the passageway stopper part in order to realize in the whole beans storehouse design. The specific operation is to open the bin cover (1), reserve the slot that can insert the bottom plate of the closing plate (7) on the lower bin body (3), later insert the bottom plate of the closing plate (7) on the slot reserved on the lower bin body (3), the other side overlap joint of the closing plate (7) is on the boss of the lower bin body (3), still use the angle frame to the boss to express in the embodiment, the two are the structure that the effect is the same, the desk-top or posture all can. The other passage of the bean storehouse is closed by the shielding of the sealing plate (7), so that the function of discharging beans from the single passage of the bean storehouse is realized. The channel plug plugs the blocked channel to the effect of channel sealing.
The double-channel design of the bean cabin of the desktop coffee machine is realized by adding a plug board (4) part of the double-channel bean cabin on the fixed whole designed for the whole bean cabin based on the lower cabin body (3), the upper cabin body (2), the cabin cover (1) and the bean cabin lock. The specific operation is to open the bin cover (1), reserve slots which can be inserted with the dual-channel inserting plate (4) on the lower bin body (3) and the upper bin body (2), and then insert the slots of the dual-channel inserting plate (4) along the lower bin body (3) and the upper bin body (2) until the bottom contact position. The two-channel inserting plate (4) is inserted to enable the bean storehouse to form two closed and independent channels, so that a two-channel effect is achieved.
Through the description of the single-channel and double-channel bean storehouse, no matter the single-channel bean storehouse or the double-channel bean storehouse is adopted, the whole lower storehouse body (3), the upper storehouse body (2), the storehouse cover (1) and the bean storehouse lock do not change, and the single-channel and double-channel convenient switching function can be realized only by configuring a single-channel closing plate (7), a channel plug and a double-channel inserting plate (4) part according to the requirements of customers, so that the single-channel and double-channel convenient switching function is very easy to realize.
That is, the bean storehouse is characterized in that the lower storehouse body (3), the upper storehouse body (2), the storehouse cover (1) and the bean storehouse lock are designed to be a fixed whole body of the whole bean storehouse, the sealing plate (7) is fixed in the bean storehouse to enable the other channel of the bean storehouse to be in a closed state, and therefore the function of discharging beans from the single channel of the bean storehouse is achieved. Based on the fixed whole that lower storehouse body (3), the upper storehouse body (2), storehouse lid (1), beans storehouse lock designed for whole beans storehouse, fix binary channels picture peg (4) in the beans storehouse, thereby the inserting of binary channels picture peg (4) makes the beans storehouse form two airtight and independent passageways and reaches the two-way passageway and go out the beans function. The single-channel and double-channel convenient switching function can be realized by configuring a single-channel closing plate (7), a channel plug and a double-channel inserting plate (4) part on the whole fixed whole designed for the whole bean storehouse based on the lower storehouse body (3), the upper storehouse body (2), the storehouse cover (1) and the bean storehouse lock. By the scheme, the problem that one or two different coffee beans are added to the table type coffee machine according to the requirements of customers is solved, the dilemma that the existing coffee machine bean bin cannot meet the requirements or needs a complicated switching mode is overcome, and particularly the phenomena that the existing mode is complex to switch and difficult to realize are avoided. The invention has the following effects: 1. two kinds of beans storehouses can realize switching, 2. satisfy customer's diversified demand, 3. the switching of beans storehouse is simple and convenient, very easily realizes.
The above description is only for the purpose of creating a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.