CN220695076U - Bean grinder safety protection device and bean grinder - Google Patents
Bean grinder safety protection device and bean grinder Download PDFInfo
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- CN220695076U CN220695076U CN202322313539.XU CN202322313539U CN220695076U CN 220695076 U CN220695076 U CN 220695076U CN 202322313539 U CN202322313539 U CN 202322313539U CN 220695076 U CN220695076 U CN 220695076U
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- 235000010627 Phaseolus vulgaris Nutrition 0.000 title claims abstract description 76
- 244000046052 Phaseolus vulgaris Species 0.000 title claims abstract description 76
- 238000007667 floating Methods 0.000 claims abstract description 4
- 230000003044 adaptive effect Effects 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000533293 Sesbania emerus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a safety protection device of a bean grinder and the bean grinder, which comprises a bean box, a bean box fixing seat, a micro switch, a motor seat, an outer grinding tool rest, an outer grinding tool and an inner cone grinder, and is characterized in that: the bean box comprises a bean box fixing seat, a bean box micro-switch, a knife disc fixing seat, a switch movable cover and a fixed ring, wherein the switch movable cover is arranged between the bean box fixing seat and the fixed ring in a floating mode; the fixed ring is used for driving the adjusting ring to rotate together, an inner thread is arranged on the inner wall of the adjusting ring, and the inner thread is connected with the outer thread of the cutterhead fixing seat in an adaptive manner. The micro switch is driven by the cover ring part of the movable cover, and the movable cover can press down the contact piece/contact point of the micro switch at different rotation positions, so that the micro switch has a scientific and reasonable structure and is beneficial to production control.
Description
Technical Field
The utility model belongs to the technical field of bean grinder, and particularly relates to a safety protection device of a bean grinder and the bean grinder using the safety protection device.
Background
The bean grinder is a machine for grinding coffee beans into coffee powder, and can be a single-function bean grinder or an integrated coffee machine with a grinding function. In general, in order to prevent accidents, the bean grinder is also provided with a protection mechanism, which usually comprises a micro-switch, which is not electrically conductive when the bean bin is not in place, i.e. the bean grinder is not in operation when the bean bin is not in place. For example, chinese patent publication No. CN205338659U discloses a bean grinder similar to the above structure. The bean grinder is internally provided with a safety switch, a safety spring and a safety ejector rod, wherein the safety spring is positioned below the safety ejector rod, and the lower end of the safety ejector rod is contacted with the safety switch. When the upper grinding wheel is completely separated from the support, the lower end of the safety ejector rod is separated from the safety switch, the safety switch can close the driver, so that the driver stops working after the upper grinding wheel is separated from the support, and the use safety is improved. The structure depends on the push rod to press the switch, so that the mounting position of the push rod and the switch is required to be more accurate, and the requirement on production process control is improved. The inventor of the application developed a model, and the control of opening of the safety micro switch is not completed through the ejector rod, so that the requirement of the component installation position accuracy is reduced, and the production control is facilitated. As has been generated herein.
Disclosure of Invention
The utility model aims to provide a bean grinder safety protection and a bean grinder, which are used for solving the problems in the background technology.
In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a bean grinder safety arrangement, includes beans case, beans case fixing base, micro-gap switch, motor cabinet, outer mill knife rest and outer mill knife and interior awl mill, its characterized in that: the bean box comprises a bean box fixing seat, a bean box micro-switch, a knife disc fixing seat, a switch movable cover and a fixed ring, wherein the switch movable cover is arranged between the bean box fixing seat and the fixed ring in a floating mode; the fixed ring is used for driving the adjusting ring to rotate together, an inner thread is arranged on the inner wall of the adjusting ring, and the inner thread is connected with the outer thread of the cutterhead fixing seat in an adaptive manner.
The switch also comprises a reset spring, wherein one end of the reset spring is propped against the fixed ring, and the other end of the reset spring is propped against the outer ring of the switch movable cover.
The fixed ring is provided with a spring column, and the reset spring is sleeved on the spring column.
The bottom of bean case sets up first reference column, bean case fixing base sets up the locating hole, the switch movable cover sets up the second reference column, the locating hole is used for holding first reference column and/or second reference column and passes through.
The bean box fixing seat is provided with a first fixing column, the switch movable cover is provided with a through hole for avoiding the first fixing column to pass through, the fixing ring is provided with a first fixing seat, and the first fixing column passes through the switch movable cover and is fixedly connected with the first fixing seat.
The inner annular wall of the cutterhead fixing seat is provided with a connecting protrusion, the outer wall of the outer grinding tool rest is correspondingly provided with a positioning groove, and the connecting protrusion is connected with the positioning groove in a clamping way, so that the outer grinding tool rest and the cutterhead fixing seat move together.
The annular surface of the inner ring wall part of the fixed ring is uniformly provided with a plurality of first positioning ribs, the outer ring wall surface of the upper part of the adjusting ring is uniformly provided with a plurality of second positioning ribs, the inner ring wall of the fixed ring is sleeved on the outer ring wall of the upper part of the adjusting ring, and the first positioning ribs are inserted into gaps between two adjacent second positioning ribs.
The number of the second positioning ribs is N times that of the first positioning ribs, and N is an integer greater than 1.
A bean grinder comprises the safety protection device of the bean grinder.
The utility model has the following beneficial effects:
when the bean box is installed in place, the movable cover of the switch is pressed down to open the micro switch, the control board receives signals, and the motor driving circuit is connected. When the bean bin is not in the working position, the spring jacks up the switch movable cover, so that the micro switch is closed, and the control board controls the motor driving circuit to be disconnected. The use safety is improved. The driving of the micro switch is realized through the cover ring part of the movable switch cover, and the movable switch cover can press down the contact pieces/contacts of the micro switch at different rotation positions, so that the structure is scientific and reasonable, and the production control is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a bean grinding assembly of a bean grinder according to the present utility model;
FIG. 2 is a cross-sectional view of a bean grinding assembly of the present utility model;
FIG. 3 is a schematic diagram of a motor base according to the present utility model;
fig. 4 is an exploded view of the bean grinding assembly of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model discloses a safety protection device of a bean grinder, which comprises a bean box 1, a bean box fixing seat 2, a switch movable cover 3, a fixing ring 4, a reset spring 41, a micro switch 9, an adjusting ring 5, a cutter head fixing seat 6, an outer cutter grinding frame 7 and a motor seat 8. The bottom of the bean box 1 is provided with a first positioning column 11, the bean box fixing seat 2 is provided with a positioning hole 21, the switch movable cover 3 is provided with a second positioning column 31, and the positioning hole 21 can accommodate the first positioning column 11 and the second positioning column 31 to pass through.
The bottom surface of the bean box fixing seat 2 is provided with a first fixing column 22, the movable switch cover 3 is provided with a through hole for avoiding the first fixing column 22 to pass through, the fixing ring 4 is provided with a first fixing seat 42, and the first fixing column 22 passes through the movable switch cover and is fixedly mounted on the first fixing seat 42 by a screw. The fixed ring 4 is also provided with a spring column 40, the reset spring sleeve 41 is arranged on the spring column 40, the other end of the reset spring is propped against the outer ring 30 of the movable switch cover 3, and the movable switch cover 3 is arranged between the fixed bean box seat 2 and the fixed ring 4 in a floating mode under the elastic support of the reset spring. When the bean box 1 leaves the bean box fixing seat 2, the return spring jacks up the movable switch cover, the second positioning column 31 is completely inserted into the positioning hole 21, and when the bean box turnbuckle is installed in the machine body, the first positioning column 11 is inserted into the positioning hole 21, the first positioning column 11 presses down the second positioning column, the movable switch cover 3 moves downwards, and the micro switch is pressed down to touch the micro switch 9.
The annular surface of the inner ring wall part of the fixed ring 4 is uniformly provided with a plurality of first positioning ribs 43, the outer ring wall surface of the upper part of the adjusting ring 5 is uniformly provided with a plurality of second positioning ribs 53, the number of the second positioning ribs is N times that of the first positioning ribs, and N is an integer larger than 1. The inner ring wall of the fixed ring 4 is sleeved on the outer ring wall of the upper part of the adjusting ring 5, and the first positioning ribs 43 are inserted into gaps between two adjacent second positioning ribs, so that the two positioning ribs form a connection relationship, and when the fixed ring 4 rotates, the adjusting ring 5 is driven to rotate together. The inner wall portion of adjusting circle 5 sets up the internal thread, this internal thread is connected with the external screw thread 64 adaptation on the outer wall of cutter disc fixing base 6, and the lower part of cutter disc fixing base 6 sets up third reference column 65, motor cabinet 8 one side installation motor 81, the powder passageway 82 falls is connected to the opposite side, the top of motor cabinet 8 sets up the sword axle ring chamber, the outer wall in arbor ring chamber sets up slot 85, third reference column 65 inserts in slot 85, and can follow the slot in the vertical direction and slide from top to bottom, because receive the restriction of slot, when adjusting circle 5 rotates, the cooperation of internal and external threaded connection makes cutter disc fixing base 6 along with the change of the rotation angular displacement of adjusting the circle and realizes the adjustment of cutter disc fixing base upper and lower position.
The inner annular wall of the cutterhead fixing seat 6 is provided with a connecting protrusion 66, the outer wall part of the outer cutterhead fixing seat 7 is correspondingly provided with a positioning groove 76, and the connecting protrusion 66 and the positioning groove 76 form clamping connection so that the outer cutterhead fixing seat 6 and the outer cutterhead fixing seat 7 move together. The outer knife blade is fixedly arranged on the inner circle of the outer knife blade 7, and when the outer knife blade 7 and the outer knife blade move up and down, the distance between the outer knife blade and the inner cone blade changes, so that the thickness of grinding particles of the bean powder can be adjusted.
Through above structure, when the bean box is installed in place, lightly rotate the bean box, bean box fixing base 2, switch movable cover 3, solid fixed ring 4 rotate thereupon, make adjusting ring 5 rotate, cutter head fixing base 6 and outer mill knife rest 7 reciprocate to adjust the clearance of outer mill knife and interior awl mill.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (9)
1. The utility model provides a bean grinder safety arrangement, includes beans case, beans case fixing base, micro-gap switch, motor cabinet, outer mill knife rest and outer mill knife and interior awl mill, its characterized in that: the bean box comprises a bean box fixing seat, a bean box micro-switch, a knife disc fixing seat, a switch movable cover and a fixed ring, wherein the switch movable cover is arranged between the bean box fixing seat and the fixed ring in a floating mode; the fixed ring is used for driving the adjusting ring to rotate together, an inner thread is arranged on the inner wall of the adjusting ring, and the inner thread is connected with the outer thread of the cutterhead fixing seat in an adaptive manner.
2. The bean grinder safety protection device according to claim 1, wherein: the switch also comprises a reset spring, wherein one end of the reset spring is propped against the fixed ring, and the other end of the reset spring is propped against the outer ring of the switch movable cover.
3. The bean grinder safety protection device according to claim 2, wherein: the fixed ring is provided with a spring column, and the reset spring is sleeved on the spring column.
4. The bean grinder safety protection device according to claim 1, wherein: the bottom of bean case sets up first reference column, bean case fixing base sets up the locating hole, the switch movable cover sets up the second reference column, the locating hole is used for holding first reference column and/or second reference column and passes through.
5. The bean grinder safety protection device according to claim 1, wherein: the bean box fixing seat is provided with a first fixing column, the switch movable cover is provided with a through hole for avoiding the first fixing column to pass through, the fixing ring is provided with a first fixing seat, and the first fixing column passes through the switch movable cover and is fixedly connected with the first fixing seat.
6. The bean grinder safety protection device according to claim 1, wherein: the inner annular wall of the cutterhead fixing seat is provided with a connecting protrusion, the outer wall of the outer grinding tool rest is correspondingly provided with a positioning groove, and the connecting protrusion is connected with the positioning groove in a clamping way, so that the outer grinding tool rest and the cutterhead fixing seat move together.
7. The bean grinder safety protection device according to claim 1, wherein: the annular surface of the inner ring wall part of the fixed ring is uniformly provided with a plurality of first positioning ribs, the outer ring wall surface of the upper part of the adjusting ring is uniformly provided with a plurality of second positioning ribs, the inner ring wall of the fixed ring is sleeved on the outer ring wall of the upper part of the adjusting ring, and the first positioning ribs are inserted into gaps between two adjacent second positioning ribs.
8. The bean grinder safety protection device according to claim 7, wherein: the number of the second positioning ribs is N times that of the first positioning ribs, and N is an integer greater than 1.
9. A bean grinder, characterized in that: a safety protection device comprising the bean grinder of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322313539.XU CN220695076U (en) | 2023-08-25 | 2023-08-25 | Bean grinder safety protection device and bean grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322313539.XU CN220695076U (en) | 2023-08-25 | 2023-08-25 | Bean grinder safety protection device and bean grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220695076U true CN220695076U (en) | 2024-04-02 |
Family
ID=90435905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322313539.XU Active CN220695076U (en) | 2023-08-25 | 2023-08-25 | Bean grinder safety protection device and bean grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220695076U (en) |
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2023
- 2023-08-25 CN CN202322313539.XU patent/CN220695076U/en active Active
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