Bean bin fixing structure for grinding coffee machine

Abstract

The utility model discloses a bean bin fixing structure for a grinding coffee machine, and relates to the technical field of bean grinders, the bean bin fixing structure comprises a bean bin assembly and a top cover assembly; wherein the bean bin assembly comprises a bean bin, a powder blocking cover, a blocking cover, a fixed knob cover and a bean bin cover; the top cover assembly comprises a coffee machine top cover, a left push rod, a left elastic component, a right push rod, a right elastic component, a microswitch fixing component, a microswitch, an adjusting ring connecting frame and a thickness adjusting ring. According to the bean bin fixing structure for the grinding coffee machine, the bean bin fixing mode is convenient to operate, disassembly is convenient, and coffee powder residues in the cutter assembly can be conveniently cleaned.

Description

Technical Field

[0001] The present application relates to the technical field of coffee bean grinders, and in particular to a coffee bean bin fixing structure for a coffee grinder. Background Art

[0002] As people's living standards improve, they are increasingly pursuing quality of life, and coffee is gradually associated with the quality of life that people pursue. Therefore, coffee bean grinders have come into being and become an important tool used by people before brewing coffee.

[0003] Existing methods for fixing the bean hopper include: a rotating fixing method, a method of fixing a push rod at the bottom of the bean hopper, and a method of locking or unlocking the bean hopper by rotating a bean hopper knob on a bean hopper cover disclosed in a utility model patent with patent number CN 208973527 U and utility model name "External Unlocking Bean Bin Assembly for Bean Grinding Machine".

[0004] However, most of the existing bean silo fixing methods are cumbersome to operate and are prone to inconvenience and unsanitary problems. Currently, there are few bean silo fixing structures on the market that are easy to operate and clean. Therefore, it is urgent to design some new bean silo fixing structures that are easy to operate and clean to enrich the product types of bean silo fixing structures on the market. Utility Model Content

[0005] The purpose of the present application is to provide a bean bin fixing structure for a grinding coffee machine, wherein the bean bin fixing method of the structure is easy to operate and disassemble, and convenient for cleaning the coffee powder residue in the knife assembly.

[0006] To achieve the above-mentioned purpose, the application provides a bean bin fixing structure for a grinding coffee machine, comprising: a bean bin assembly and a top cover assembly; wherein the bean bin assembly comprises: a bean bin, a powder blocking cover, a blocking cover, a fixed knob cover and a bean bin cover; a blocking cover positioning column of a hollow accommodating chamber is arranged in the bean bin; the upper end of the bean bin is a bean bin opening; the lower end of the bean bin is provided with a bean leakage opening, a first vertical baffle, a second vertical baffle, a third vertical baffle and at least one bean bin positioning column; the bean leakage opening is located at the outer side of the lower end through hole of the hollow accommodating chamber, the first vertical baffle is located at the outer side of the bean leakage opening, the second vertical baffle is located at the outer side of the first vertical baffle, the third vertical baffle is located at the outer side of the second vertical baffle, and the lower end of the third vertical baffle is higher than the lower end of the first vertical baffle, and the lower end of the first vertical baffle is higher than the outer side of the second vertical baffle; the second vertical baffle A left buckle hole is provided on the left side of the lower end of the baffle plate; a right buckle hole is provided on the right side of the lower end of the second vertical baffle plate; the powder blocking cover comprises: a powder blocking cover positioning column and a powder blocking cover body provided with a powder leakage port; a powder blocking cover left limiting component is provided on the left side of the powder blocking cover body, and a powder blocking cover right limiting component is provided on the right side of the powder blocking cover body; the lower end of the powder blocking cover positioning column is connected to the powder blocking cover body, and the upper end of the powder blocking cover positioning column passes through the hollow accommodating cavity of the blocking cover positioning column from the bottom of the bean bin, and the upper end of the powder blocking cover positioning column is exposed to the outside of the upper end of the blocking cover positioning column; the blocking cover is provided at the upper end of the blocking cover positioning column, and the upper end of the powder blocking cover positioning column passes through the blocking cover; the fixed knob cover is provided on the blocking cover, and is detachably connected to the upper end of the powder blocking cover positioning column; the bean bin cover is detachably connected to the bean bin opening; the top cover assembly includes The coffee machine comprises: a top cover, a left push rod, a left elastic component, a right push rod, a right elastic component, a micro switch fixing component, a micro switch, an adjustment ring connecting frame and a coarse and fine adjustment ring; a bean bin limiting groove is arranged on the upper end of the top cover of the coffee machine, the bean bin assembly is arranged on the top cover assembly, and the bean bin positioning column is positioned through the bean bin limiting groove; a left push rod limiting groove is arranged on the left side of the top cover of the coffee machine, a right push rod limiting groove is arranged on the right side of the top cover of the coffee machine, and an adjustment ring semicircular sliding groove is arranged on the upper end of the top cover of the coffee machine; a push rod limiting baffle is arranged on the lower end of the top cover of the coffee machine, and a right push rod through hole is arranged on the right side of the push rod limiting baffle; the left push rod comprises: a left sleeve rod and a left inverted component; the right end of the left sleeve rod is connected to the left side of the left inverted component; the left push rod is arranged in the left push rod limiting groove, and the left inverted component The left push rod is aligned with the left buckle hole; the left elastic component is sleeved on the left sleeve rod, and the right end of the left elastic component is in contact with or connected to the left side of the left inverted component; the left end of the left elastic component is in contact with or connected to the inner side of the push rod limiting baffle; the right push rod comprises: a right sleeve rod and a right inverted component; the left end of the right sleeve rod is connected to the right side of the right inverted component; the length of the right sleeve rod is greater than that of the left sleeve rod; the right push rod is arranged in the right push rod limiting groove, and the right inverted component is aligned with the right buckle hole; the right end of the right sleeve rod passes through the right push rod through hole; the right elastic component is sleeved on the right sleeve rod, and the left end of the right elastic component is in contact with or connected to the right side of the right inverted component; the right end of the right elastic component is in contact with or connected to the inner side of the push rod limiting baffle; the micro switch fixing component is arranged on the right side of the coffee machine top cover;The microswitch is arranged on the microswitch fixing component, and the microswitch is aligned with the right end of the right sleeve rod; the lower end of the coarseness adjustment ring is slidably connected with the semicircular sliding groove of the adjustment ring; the upper end of the coarseness adjustment ring is located outside the third vertical baffle; the adjusting ring connecting frame comprises: an adjusting ring connecting frame body and at least one adjusting ring connecting column, the lower end of the adjusting ring connecting column is connected with the adjusting ring connecting frame body; the adjusting ring connecting frame is arranged at the lower end of the top cover of the coffee machine, the lower end of the push rod limiting baffle is located in the sliding groove of the adjusting ring connecting frame, the adjusting ring connecting column passes through the top cover of the coffee machine and is detachably connected with the coarseness adjustment ring; when locking, the fixed knob cover is rotated, and the fixed knob cover drives the powder blocking cover to rotate counterclockwise according to the first preset angle. When rotating, the powder blocking cover left limiting component of the powder blocking cover pushes the left push rod outward. The left elastic component is in a compressed state, the left inverted component is buckled with the left buckle hole, the powder cover right limit component of the powder cover pushes the right push rod outward, the right elastic component is in a compressed state, and the right inverted component is buckled with the right buckle hole; the right end of the right sleeve rod presses against the switch contact of the micro switch, and the micro switch is in a closed state; when unlocking, the fixed knob cover is rotated, and the fixed knob cover drives the powder cover to rotate clockwise according to the second preset angle, and the powder cover is reset. The left push rod is retracted inward under the reaction force of the left elastic component, and the left inverted component is separated from the left buckle hole, and the reset is completed; the right push rod is retracted inward under the reaction force of the right elastic component, and the right inverted component is separated from the right buckle hole, and the reset is completed; the right end of the right sleeve rod is separated from the switch contact of the micro switch, and the micro switch is in an open state. ;

[0007] As above, the top cover assembly also includes: a left push rod anti-detachment cover and a right push rod anti-detachment cover; the left push rod anti-detachment cover is arranged on the lower side of the left push rod and is detachably connected to the top cover of the coffee machine; the right push rod anti-detachment cover is arranged on the lower side of the right push rod and is detachably connected to the top cover of the coffee machine.

[0008] As above, the left inverted component includes: a left first vertical rod, a left first cross rod, a left second vertical rod and a left second cross rod; wherein, the lower end of the left first vertical rod is connected to one end of the left first cross rod, the other end of the left first cross rod is connected to the lower end of the left second vertical rod, the upper end of the left second vertical rod is connected to the middle part of the left second cross rod, and a left inverted opening is provided between the left end of the left second cross rod and the upper end of the left first vertical rod; the right end of the left sleeve rod is connected to the left side of the left first vertical rod; when locking, the left end of the left second cross rod is buckled with the left buckle hole; when unlocking, the left end of the left second cross rod is separated from the left buckle hole, and the left buckle hole is located at the left inverted opening.

[0009] As above, the right inverted component includes: a right first vertical rod, a right first cross rod, a right second vertical rod and a right second cross rod; wherein, the lower end of the right first vertical rod is connected to one end of the right first cross rod, the other end of the right first cross rod is connected to the lower end of the right second vertical rod, the upper end of the right second vertical rod is connected to the middle part of the right second cross rod, and a right inverted opening is provided between the right end of the right second cross rod and the upper end of the right first vertical rod; the left end of the right sleeve rod is connected to the right side of the right first vertical rod; when locking, the right end of the right second cross rod is buckled with the right buckle hole; when unlocking, the right end of the right second cross rod is separated from the right buckle hole, and the right buckle hole is located at the right inverted opening.

[0010] As above, an adjustment handle is provided on the outer side of the thickness adjustment ring.

[0011] As above, wherein the bean bin cover is buckled with the bean bin opening.

[0012] As above, the fixed knob cover is connected to the upper end of the powder blocking cover positioning column by screws.

[0013] As above, wherein the micro switch is connected to the micro switch fixing component by screws.

[0014] As above, at least one screw hole is provided at the lower end of the thickness adjustment ring, and the adjustment ring connecting column is aligned with the screw hole after passing through the top cover of the coffee machine and is fixed by screws.

[0015] As above, wherein the first preset angle is 90 degrees; the second preset angle is 90 degrees.

[0016] The beneficial effects achieved by this application are as follows:

[0017] (1) The present application provides a new bean bin fixing structure for a grinding coffee machine. The bean bin fixing method of the structure is easy to operate and disassemble, and it is convenient to clean the coffee powder residue in the knife assembly.

[0018] (2) The push rods (i.e., the left push rod and the right push rod) in the bean bin fixing structure for the grinding coffee machine of the present application are provided with fixed inverted parts (i.e., the left inverted part and the right inverted part), and the bean bin is locked by inverted manner.

[0019] (3) The bean bin fixing structure for a grinding coffee machine of the present application can utilize the movement of the push rods (i.e., the left push rod and the right push rod) during the locking process to make the end of the right push rod contact the switch contact of the micro switch, thereby realizing signal detection of the micro switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 An exploded view of an embodiment of a bean bin fixing structure for a ground coffee machine;

[0022] Figure 2 A cross-sectional view of an exploded view of an embodiment of a bean bin fixing structure for a ground coffee machine;

[0023] Figure 3 It is a structural schematic diagram of an embodiment of a bean bin, a coffee machine top cover, a left push rod and a right push rod, wherein: Figure 3 (a) is a cross-sectional view of the bean silo. Figure 3 (b) is a cross-sectional view of the top cover of the coffee machine. Figure 3 (c) is a schematic diagram of the structure of the left push rod. Figure 3 (d) is a schematic diagram of the structure of the right push rod;

[0024] Figure 4 The figure is a schematic structural diagram of an embodiment of a bean bin fixing structure for a grinding coffee machine. DETAILED DESCRIPTION

[0025] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0026] like Figure 1-4As shown, the present application provides a bean bin fixing structure for a grinding coffee machine, comprising: a bean bin assembly 1 and a top cover assembly 2. The bean bin assembly 1 comprises: a bean bin 11, a powder blocking cover 12, a blocking cover 13, a fixed knob cover 14 and a bean bin cover 15. The bean bin 11 is provided with a cover positioning column 111 of the hollow accommodating chamber 110; the upper end of the bean bin 11 is a bean bin opening 112; the lower end of the bean bin is provided with a bean leakage opening, a first vertical baffle 113, a second vertical baffle 114, a third vertical baffle 115 and at least one bean bin positioning column 116; the bean leakage opening is located outside the through hole at the lower end of the hollow accommodating chamber 110, the first vertical baffle 113 is located outside the bean leakage opening, the second vertical baffle 114 is located outside the first vertical baffle 113, the third vertical baffle 115 is located outside the second vertical baffle 114, and the lower end of the third vertical baffle 115 is higher than the lower end of the first vertical baffle 113, and the lower end of the first vertical baffle 113 is higher than the outer side of the second vertical baffle 114. A left buckle hole 1141 is provided on the left side of the lower end of the second vertical baffle 114; a right buckle hole 1142 is provided on the right side of the lower end of the second vertical baffle 1141. The powder blocking cover 12 includes: a powder blocking cover positioning column 121 and a powder blocking cover body 122 provided with a powder leakage port; a powder blocking cover left limit component is provided on the left side of the powder blocking cover body 122, and a powder blocking cover right limit component 1221 is provided on the right side of the powder blocking cover body 122. The lower end of the powder blocking cover positioning column 121 is connected to the powder blocking cover body 122, and the upper end of the powder blocking cover positioning column 121 passes through the hollow accommodating cavity 110 of the blocking cover positioning column 111 from the bottom of the bean silo 11, and the upper end of the powder blocking cover positioning column 121 is exposed outside the upper end of the blocking cover positioning column 111. The blocking cover 13 is provided at the upper end of the blocking cover positioning column 111, and the upper end of the powder blocking cover positioning column 121 passes through the blocking cover 13. The fixed knob cover 14 is provided on the blocking cover 13 and is detachably connected to the upper end of the powder blocking cover positioning column 121. The bean silo cover 15 is detachably connected to the bean silo opening 112. The top cover assembly 2 includes: a coffee machine top cover 21, a left push rod 22, a left elastic component 23, a right push rod 24, a right elastic component 25, a micro switch fixing component 26, a micro switch 27, an adjustment ring connecting frame 28 and a coarseness adjustment ring 29. A bean bin limiting groove 211 is provided at the upper end of the coffee machine top cover 21, the bean bin assembly 1 is provided on the top cover assembly 2, and the bean bin positioning column 116 is positioned through the bean bin limiting groove 211. A left push rod limiting groove 212 is provided on the left side of the coffee machine top cover 21, a right push rod limiting groove 213 is provided on the right side of the coffee machine top cover 21, and an adjustment ring semicircular sliding groove 214 is provided on the upper end of the coffee machine top cover 21; a push rod limiting baffle 215 is provided at the lower end of the coffee machine top cover 21, and a right push rod through hole is provided on the right side of the push rod limiting baffle 215. The left push rod 22 includes: a left sleeve rod 221 and a left inverted component 222; the right end of the left sleeve rod 221 is connected to the left side of the left inverted component 222; the left push rod 22 is arranged in the left push rod limiting groove 212, and the left inverted component 222 is aligned with the left buckle hole 1141.The left elastic component sleeve 23 is connected to the left sleeve rod 221, and the right end of the left elastic component 23 contacts or connects with the left side of the left undercut component 222; the left end of the left elastic component 23 contacts or connects with the inner side of the push rod limiting baffle 215. The right push rod 24 includes: a right sleeve rod 241 and a right undercut component 242; the left end of the right sleeve rod 241 is connected with the right side of the right undercut component 242; the length of the right sleeve rod 241 is greater than the length of the left sleeve rod 221; the right push rod 24 is arranged in the right push rod limiting groove 213, and the right undercut component 242 is aligned with the right buckle hole 1142; the right end of the right sleeve rod 241 passes through the right push rod through hole. The right elastic component 25 is sleeved on the right sleeve rod 241, and the left end of the right elastic component 25 contacts or connects with the right side of the right undercut component 242; the right end of the right elastic component 25 contacts or connects with the inner side of the push rod limit baffle 215. The micro switch fixing component 26 is arranged on the right side of the coffee machine top cover 21. The micro switch 27 is arranged on the micro switch fixing component 26, and the micro switch 27 is aligned with the right end of the right sleeve rod 241. The lower end of the coarse and fine adjustment ring 29 is slidably connected with the semicircular sliding groove 214 of the adjustment ring; the upper end of the coarse and fine adjustment ring 29 is located outside the third vertical baffle 115. The adjustment ring connecting frame 28 includes: an adjustment ring connecting frame body 281 and at least one adjustment ring connecting column 282, and the lower end of the adjustment ring connecting column 282 is connected to the adjustment ring connecting frame body 281. The adjusting ring connecting frame 28 is arranged at the lower end of the coffee machine top cover 21, the lower end of the push rod limiting baffle plate 215 is located in the slide groove 283 of the adjusting ring connecting frame 28, and the adjusting ring connecting column 282 passes through the coffee machine top cover 21 and is detachably connected to the coarse and fine adjusting ring 29. When locking, the fixed knob cover 14 is rotated, and the fixed knob cover 14 drives the powder blocking cover 12 to rotate counterclockwise according to the first preset angle. When rotating, the powder blocking cover left limiting component of the powder blocking cover 12 pushes the left push rod 22 outward, the left elastic component 23 is in a compressed state, the left inverted component 222 is engaged with the left buckle hole 1141, and the powder blocking cover right limiting component 1221 of the powder blocking cover 12 pushes the right push rod 24 outward, the right elastic component 25 is in a compressed state, and the right inverted component 242 is engaged with the right buckle hole 1142; the right end of the right sleeve rod 241 resists the switch contact of the micro switch 27, and the micro switch 27 is in a closed state. When unlocking, rotate the fixed knob cover 14, and the fixed knob cover 14 drives the powder blocking cover 12 to rotate clockwise according to the second preset angle, and the powder blocking cover 12 is reset. The left push rod 22 expands and contracts inwardly under the reaction force of the left elastic component 23, and the left inverted component 222 is separated from the left buckle hole 1141, completing the reset; the right push rod 24 expands and contracts inwardly under the reaction force of the right elastic component 25, and the right inverted component 252 is separated from the right buckle hole 1142, completing the reset; the right end of the right sleeve rod 241 is separated from the switch contact of the micro switch 27, and the micro switch 27 is in the open state.

[0027] Specifically, the micro switch 27 is used to turn on and off the circuit of the whole machine. The specific structure and specific connection circuit of the micro switch 27 can be realized by using the existing technology. The right end of the right sleeve rod 241 supports the switch contact of the micro switch 27, the micro switch 27 is in a closed state, and the whole machine is powered on. The right end of the right sleeve rod 241 is separated from the switch contact of the micro switch 27, the micro switch 27 is in an open state, and the whole machine is powered off. The bean bin fixing structure for the grinding coffee machine of the present application can realize the locking and unlocking between the bean bin assembly 1 and the top cover assembly 2 by rotating the fixed knob cover 14, which is easy to operate and easy to disassemble, and convenient for cleaning the coffee powder residue in the knife assembly.

[0028] Furthermore, a cover positioning groove 131 is provided at the lower end of the cover 13 , and the cover positioning groove 131 is provided at the upper end of the cover positioning column 111 .

[0029] Specifically, when locked, the upper end of the cover positioning column 111 is located in the cover positioning groove 131.

[0030] Furthermore, the top cover assembly 2 also includes: a left push rod anti-detachment cover 30 and a right push rod anti-detachment cover 31; the left push rod anti-detachment cover 30 is arranged on the lower side of the left push rod 22 and is detachably connected to the coffee machine top cover 21; the right push rod anti-detachment cover 31 is arranged on the lower side of the right push rod 24 and is detachably connected to the coffee machine top cover 21.

[0031] Specifically, the left push rod 22 is prevented from falling off during the movement by the left push rod anti-falling cover 30. The right push rod 24 is prevented from falling off during the movement by the right push rod anti-falling cover 31.

[0032] Furthermore, the left push rod anti-detachment cover 30 is fixed to the coffee machine top cover 21 by screws, but is not limited to being fixed by screws. The present application preferably uses screws for fixing.

[0033] Furthermore, the right push rod anti-detachment cover 31 is fixed to the coffee machine top cover 21 by screws, but is not limited to being fixed by screws. The present application preferably uses screws for fixing.

[0034] Furthermore, the left inverted component 222 includes: a left first vertical rod 2221, a left first cross bar 2222, a left second vertical rod 2223 and a left second cross bar 2224; wherein, the lower end of the left first vertical rod 2221 is connected to one end of the left first cross bar 2222, the other end of the left first cross bar 2222 is connected to the lower end of the left second vertical rod 2223, the upper end of the left second vertical rod 2223 is connected to the middle part of the left second cross bar 2224, and a left inverted opening is provided between the left end of the left second cross bar 2224 and the upper end of the left first vertical rod 2221; the right end of the left sleeve rod 221 is connected to the left side of the left first vertical rod 2221; when locking, the left end of the left second cross bar 2224 is engaged with the left buckle hole 1141; when unlocking, the left end of the left second cross bar 2224 is separated from the left buckle hole 1141, and the left buckle hole 1141 is located at the left inverted opening.

[0035] Specifically, the left inverted component 222 is an integrated structure or a separate structure, and the present application prefers an integrated structure.

[0036] Furthermore, the right inverted buckle component 242 includes: a right first vertical rod 2421, a right first cross bar 2422, a right second vertical rod 2423 and a right second cross bar 2424; wherein, the lower end of the right first vertical rod 2421 is connected to one end of the right first cross bar 2422, the other end of the right first cross bar 2422 is connected to the lower end of the right second vertical rod 2423, the upper end of the right second vertical rod 2423 is connected to the middle part of the right second cross bar 2424, and a right inverted buckle opening is provided between the right end of the right second cross bar 2424 and the upper end of the right first vertical rod 2421; the left end of the right sleeve rod 241 is connected to the right side of the right first vertical rod 2421; when locking, the right end of the right second cross bar 2424 is buckled with the right buckle hole 1142; when unlocking, the right end of the right second cross bar 2424 is separated from the right buckle hole 1142, and the right buckle hole 1142 is located at the right inverted buckle opening.

[0037] Specifically, the right undercut component 242 is an integrated structure or a separate structure, and the present application prefers an integrated structure.

[0038] Furthermore, an adjustment handle 291 is provided on the outer side of the thickness adjustment ring 29 .

[0039] Specifically, the thickness of the coffee powder is adjusted by the thickness adjustment ring 29, and the adjustment handle 291 is provided to increase the convenience of adjusting the thickness of the coffee powder.

[0040] Furthermore, the bean bin cover 15 is snap-fitted with the bean bin opening 112, but is not limited to snap-fitting, and may also be threadedly connected. The present application preferably uses snap-fitting for ease of installation and disassembly.

[0041] Furthermore, the fixed knob cover 14 is connected to the upper end of the powder blocking cover positioning column 121 by screws, but is not limited to screws. The present application preferably uses screws for easy installation and disassembly.

[0042] Furthermore, a micro switch fixing groove 261 is provided on the micro switch fixing component 26 , and the micro switch 27 is disposed in the micro switch fixing groove 261 .

[0043] Furthermore, the micro switch 27 is connected to the micro switch fixing component 26 by screws, but is not limited to screws. The present application preferably uses screws for ease of installation and disassembly.

[0044] Furthermore, the thickness adjustment ring 29 is connected to the adjustment ring connecting column 282 by screws, but is not limited to screw connection. The present application preferably uses screw connection. At least one screw hole is provided at the lower end of the thickness adjustment ring 29. The adjustment ring connecting column 282 passes through the coffee machine top cover 21 and is aligned with the screw hole and fixed by screws.

[0045] Specifically, the specific number and specific setting positions of the screw holes are set according to actual conditions, and the preferred number in this application is 2.

[0046] Furthermore, the left limiting component of the powder blocking cover is a concave-convex limiting structure, but is not limited to the concave-convex limiting structure. The present application preferably uses a concave-convex limiting structure.

[0047] Furthermore, the right limiting component 1221 of the powder blocking cover is a concave-convex limiting structure, but is not limited to the concave-convex limiting structure. The present application preferably uses a concave-convex limiting structure.

[0048] Further, the left elastic component 23 can be realized by using a component with elastic properties. The left elastic component 23 is a push rod spring, but is not limited to a push rod spring. The present application preferably uses a push rod spring.

[0049] Further, the right elastic component 25 can be realized by using a component with elastic properties. The right elastic component 25 is a push rod spring, but is not limited to a push rod spring. The present application preferably uses a push rod spring.

[0050] Furthermore, the first preset angle is 90 degrees, but is not limited to 90 degrees. The preferred angle in this application is 90 degrees.

[0051] Specifically, the bean bin assembly 1 is placed above the coffee machine top cover 21, and the bean bin positioning column 116 on the bean bin 11 is in contact with the corresponding bean bin limiting groove 211 on the coffee machine top cover 21 and aligned with the limit, and then the fixed knob cover 14 is rotated to drive the powder blocking cover 12 to rotate 90 degrees counterclockwise. During rotation, the concave and convex limiting structure of the powder blocking cover 12 pushes the left push rod 22 and the right push rod 24 outward respectively, and the left inverted component 222 is engaged with the left buckle hole 1141, and the right inverted component 242 is engaged with the right buckle hole 1142, thereby fixing the bean bin 11. At this time, the push rod spring is in a compressed state, exerting a reverse thrust force on the left push rod 22 and the right push rod 24. At this time, the end of the right push rod 24 (i.e., the right end of the right sleeve rod 241) supports the switch contact of the micro switch 27 fixed on the coffee machine top cover 21, so that the micro switch 27 is in a closed state, thereby achieving fixed locking.

[0052] Furthermore, the second preset angle is 90 degrees, but is not limited to 90 degrees. The preferred angle in this application is 90 degrees.

[0053] Specifically, when the bean hopper 11 is in a locked state, the fixed knob cover 14 is rotated to drive the powder blocking cover 12 to rotate 90 degrees clockwise. At this time, the left push rod 22 and the right push rod 24 are driven to reset under the reaction force of the push rod spring. The end of the right push rod 24 (i.e., the right end of the right sleeve rod 241) will be separated from the contact of the micro switch 27, and the concave and convex limiting structure of the powder blocking cover 12 will be reset to the state where the bean hopper assembly 1 and the coffee machine top cover 21 are lightly touched, and the right inverted component 252 is separated from the right buckle hole 1142, and the left inverted component 222 is separated from the left buckle hole 1141, thereby achieving unlocking.

[0054] The beneficial effects achieved by this application are as follows:

[0055] (1) The present application provides a new bean bin fixing structure for a grinding coffee machine. The bean bin fixing method of the structure is easy to operate and disassemble, and it is convenient to clean the coffee powder residue in the knife assembly.

[0056] (2) The push rods (i.e., the left push rod and the right push rod) in the bean bin fixing structure for the grinding coffee machine of the present application are provided with fixed inverted parts (i.e., the left inverted part and the right inverted part), and the bean bin is locked by inverted manner.

[0057] (3) The bean bin fixing structure for a grinding coffee machine of the present application can utilize the movement of the push rods (i.e., the left push rod and the right push rod) during the locking process to make the end of the right push rod contact the switch contact of the micro switch, thereby realizing signal detection of the micro switch.

[0058] Although the preferred embodiments of the present application have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the scope of protection of the present application is intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present application. Obviously, those skilled in the art may make various changes and modifications to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the protection scope of the present application and its equivalent technology, the present application is also intended to include these modifications and variations.

Claims

1. A bean bin fixing structure for a grinding coffee machine, characterized in that: include: Bean bin assembly and top cover assembly; The bean bin assembly includes: a bean bin, a powder blocking cover, a blocking cover, a fixed knob cover and a bean bin cover; A bean bin is provided with a cover positioning column of a hollow accommodating cavity; the upper end of the bean bin is a bean bin opening; the lower end of the bean bin is provided with a bean leakage opening, a first vertical baffle, a second vertical baffle, a third vertical baffle and at least one bean bin positioning column; the bean leakage opening is located outside the through hole at the lower end of the hollow accommodating cavity, the first vertical baffle is located outside the bean leakage opening, the second vertical baffle is located outside the first vertical baffle, the third vertical baffle is located outside the second vertical baffle, and the lower end of the third vertical baffle is higher than the lower end of the first vertical baffle, and the lower end of the first vertical baffle is higher than the outer side of the second vertical baffle; A left buckle hole is provided on the left side of the lower end of the second vertical baffle plate; a right buckle hole is provided on the right side of the lower end of the second vertical baffle plate; The powder blocking cover comprises: a powder blocking cover positioning column and a powder blocking cover body provided with a powder leakage port; a powder blocking cover left limiting component is provided on the left side of the powder blocking cover body, and a powder blocking cover right limiting component is provided on the right side of the powder blocking cover body; The lower end of the powder blocking cover positioning column is connected to the powder blocking cover body, the upper end of the powder blocking cover positioning column passes through the hollow accommodating cavity of the blocking cover positioning column from the bottom of the bean bin, and the upper end of the powder blocking cover positioning column is exposed outside the upper end of the blocking cover positioning column; The blocking cover is arranged at the upper end of the blocking cover positioning column, and the upper end of the powder blocking cover positioning column passes through the blocking cover; The fixed knob cover is arranged on the blocking cover and is detachably connected to the upper end of the positioning column of the powder blocking cover; The bean bin cover and bean bin opening are detachably connected; The top cover assembly includes: a coffee machine top cover, a left push rod, a left elastic component, a right push rod, a right elastic component, a micro switch fixing component, a micro switch, an adjustment ring connecting frame and a coarse and fine adjustment ring; The upper end of the coffee machine top cover is provided with a bean bin limiting groove, the bean bin assembly is arranged on the top cover assembly, and the bean bin positioning column is positioned through the bean bin limiting groove; A left push rod limiting groove is arranged on the left side of the coffee machine top cover, a right push rod limiting groove is arranged on the right side of the coffee machine top cover, and an adjustment ring semicircular sliding groove is arranged on the upper end of the coffee machine top cover; a push rod limiting baffle is arranged on the lower end of the coffee machine top cover, and a right push rod through hole is arranged on the right side of the push rod limiting baffle; The left push rod comprises: a left sleeve rod and a left undercut component; the right end of the left sleeve rod is connected to the left side of the left undercut component; the left push rod is arranged in the left push rod limiting groove, and the left undercut component is aligned with the left buckle hole; The left elastic component is sleeved on the left sleeve rod, and the right end of the left elastic component is in contact with or connected to the left side of the left undercut component; the left end of the left elastic component is in contact with or connected to the inner side of the push rod limit baffle; The right push rod comprises: a right sleeve rod and a right undercut component; the left end of the right sleeve rod is connected to the right side of the right undercut component; the length of the right sleeve rod is greater than that of the left sleeve rod; the right push rod is arranged in the right push rod limiting groove, and the right undercut component is aligned with the right buckle hole; the right end of the right sleeve rod passes through the right push rod through hole; The right elastic component is sleeved on the right sleeve rod, and the left end of the right elastic component is in contact with or connected to the right side of the right undercut component; the right end of the right elastic component is in contact with or connected to the inner side of the push rod limit baffle; The micro switch fixing component is arranged on the right side of the top cover of the coffee machine; The micro switch is arranged on the micro switch fixing component, and the micro switch is aligned with the right end of the right sleeve rod; The lower end of the thickness adjustment ring is slidably connected to the semicircular sliding groove of the adjustment ring; the upper end of the thickness adjustment ring is located outside the third vertical baffle; The adjusting ring connecting frame comprises: an adjusting ring connecting frame body and at least one adjusting ring connecting column, wherein the lower end of the adjusting ring connecting column is connected to the adjusting ring connecting frame body; The adjusting ring connecting frame is arranged at the lower end of the top cover of the coffee machine, the lower end of the push rod limit baffle is located in the slide groove of the adjusting ring connecting frame, and the adjusting ring connecting column penetrates the top cover of the coffee machine and is detachably connected with the coarse and fine adjusting ring; When locking, rotate the fixed knob cover, and the fixed knob cover drives the powder blocking cover to rotate counterclockwise according to the first preset angle. When rotating, the left limiting component of the powder blocking cover pushes the left push rod outward, the left elastic component is in a compressed state, and the left inverted component is buckled with the left buckle hole. The right limiting component of the powder blocking cover pushes the right push rod outward, the right elastic component is in a compressed state, and the right inverted component is buckled with the right buckle hole; the right end of the right sleeve rod presses against the switch contact of the micro switch, and the micro switch is in a closed state; When unlocking, rotate the fixed knob cover, and the fixed knob cover drives the powder blocking cover to rotate clockwise according to the second preset angle, and the powder blocking cover is reset. The left push rod retracts and contracts inwards under the reaction force of the left elastic component, and the left inverted component is separated from the left buckle hole, completing the reset; the right push rod retracts and contracts inwards under the reaction force of the right elastic component, and the right inverted component is separated from the right buckle hole, completing the reset; the right end of the right sleeve rod is separated from the switch contact of the micro switch, and the micro switch is in the open state.

2. The bean bin fixing structure for a coffee grinder according to claim 1, characterized in that: The top cover assembly also includes: a left push rod anti-drop cover and a right push rod anti-drop cover; The left push rod anti-drop cover is arranged on the lower side of the left push rod and is detachably connected to the top cover of the coffee machine; The right push rod anti-drop cover is arranged on the lower side of the right push rod and is detachably connected to the top cover of the coffee machine.

3. The bean bin fixing structure for a coffee grinding machine according to claim 1, characterized in that: The left undercut component comprises: a left first vertical rod, a left first cross rod, a left second vertical rod and a left second cross rod; The lower end of the left first vertical rod is connected to one end of the left first horizontal rod, the other end of the left first horizontal rod is connected to the lower end of the left second vertical rod, the upper end of the left second vertical rod is connected to the middle of the left second horizontal rod, and a left inverted opening is provided between the left end of the left second horizontal rod and the upper end of the left first vertical rod; the right end of the left sleeve rod is connected to the left side of the left first vertical rod; When locking, the left end of the left second cross bar is buckled with the left buckle hole; When unlocking, the left end of the left second cross bar is separated from the left buckle hole, and the left buckle hole is located at the left undercut opening.

4. The bean bin fixing structure for a coffee grinding machine according to claim 1, characterized in that: The right undercut component comprises: a right first vertical rod, a right first cross rod, a right second vertical rod and a right second cross rod; The lower end of the right first vertical rod is connected to one end of the right first cross rod, the other end of the right first cross rod is connected to the lower end of the right second vertical rod, the upper end of the right second vertical rod is connected to the middle of the right second cross rod, and a right inverted opening is provided between the right end of the right second cross rod and the upper end of the right first vertical rod; the left end of the right sleeve rod is connected to the right side of the right first vertical rod; When locking, the right end of the right second crossbar is buckled with the right buckle hole; When unlocking, the right end of the right second cross bar is separated from the right buckle hole, and the right buckle hole is located at the right undercut opening.

5. The bean bin fixing structure for a coffee grinder according to claim 1, characterized in that: An adjustment handle is arranged on the outer side of the thickness adjustment ring.

6. The bean bin fixing structure for a coffee grinding machine according to claim 1, characterized in that: The bean bin cover is buckled with the bean bin opening.

7. The bean bin fixing structure for a coffee grinding machine according to claim 1, characterized in that: The fixed knob cover is connected to the upper end of the powder blocking cover positioning column through a screw.

8. The bean bin fixing structure for a coffee grinder according to claim 1, characterized in that: The micro switch is connected to the micro switch fixing component through screws.

9. The bean bin fixing structure for a coffee grinder according to claim 1, characterized in that: At least one screw hole is arranged at the lower end of the thickness adjustment ring. After the adjustment ring connecting column passes through the top cover of the coffee machine, it is aligned with the screw hole and fixed by screws.

10. The bean bin fixing structure for a coffee grinder according to claim 1, characterized in that: The first preset angle is 90 degrees; the second preset angle is 90 degrees.

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