CN214017206U

CN214017206U - Grinding adjustment precision lifting device of hand-operated coffee bean grinder

Info

Publication number: CN214017206U
Application number: CN202022477838.3U
Authority: CN
Inventors: 郑会宾
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-24
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a grinding adjustment precision lifting device of a hand-operated coffee bean grinder, which mainly relates to the field of grinding devices of bean grinders, and comprises a lamellar precision lifting block, wherein one surface of the precision lifting block is a cutter head clamping component for being connected with a cutter head in the bean grinder; the other side of the precision lifting block is a precision lifting component used for fixing a clamping position with a thickness adjusting knob of the bean grinder. The beneficial effects of the utility model reside in that: under the condition of not replacing any spare part, utilize the combination of this device and the current spare part of bean grinder, promote the original grinding adjustment precision of hand coffee bean grinder by a wide margin, and this device simple structure convenient operation.

Description

Grinding adjustment precision lifting device of hand-operated coffee bean grinder

Technical Field

The utility model relates to a bean grinder field, more specifically say, are a hand coffee bean grinder grinds and adjusts precision hoisting device.

Background

The potential of the consumer market for coffee and coffee appliances worldwide is immeasurable. In foreign countries, such as italy, australia and the united states, japan, etc., coffee, as an essential product for life, occupies a very important position in people's daily work and life; in China, although the popular aspects of the current tea are wider than that of the coffee, more and more consumers try to drink the coffee in the young group, and the market share of the coffee is increased day by day.

When drinking coffee, people love freshly ground coffee more, which is the embodiment of pursuing high-quality life in coffee culture. The key step in freshly ground coffee is grinding coffee beans into coffee powder of a suitable size, and in general, grinding tools can be classified into electric bean grinders and hand-operated bean grinders, which are widely favored by home users due to their higher cost performance. The conical cutter used by most household hand-operated bean grinding machines is used as a grinding cutter head, and the grinding thickness of coffee powder is controlled by adjusting an inner knob to control the gap between an inner cutter head and an outer cutter head.

Be provided with a plurality of grinding gears on the hand mill bean machine among the prior art, every gear corresponds different thicknesses, but, the hand mill bean machine that uses this kind of adjustment mechanism in the market has the grinding gear that dispatches from the factory and sets for too few, adjusts the not enough problem of precision, is difficult to satisfy the preparation demand of coffee.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a hand coffee grinds beans machine and grinds regulation precision hoisting device, can promote the grinding regulation precision of hand coffee beans machine by a wide margin, has advantages such as convenient operation and simple structure.

The utility model provides a technical scheme that technical problem adopted as follows:

the utility model provides a hand coffee grinds beans machine and grinds regulation precision hoisting device, includes the precision and promotes the piece, the precision promotes the piece and includes:

the cutter head clamping assembly is arranged on one surface of the precision lifting block and is used for being fixedly connected with a cutter head in the bean grinding machine; precision lifting means, precision lifting means set up in the another side of precision lifting block, precision lifting means be used for with grind the fixed screens of beans machine adjustment knob.

Further, the precision improving block is of a sheet-like structure.

Furthermore, the cutter head clamping assembly comprises a plurality of first protruding blocks, and the first protruding blocks are distributed in the circumferential direction around the axis of the cutter head clamping assembly; the cutter head in the bean grinding machine comprises a plurality of first clamping grooves which are distributed along the circumferential direction around the axis of the cutter head in the bean grinding machine; the cutter head clamping assembly is embedded into the first clamping groove through the first protruding block to realize fixed connection with a cutter head in the bean grinder; or

The cutter head clamping assembly comprises a plurality of first concave grooves which are distributed along the circumferential direction around the axis of the cutter head clamping assembly; the cutter head in the bean grinding machine comprises a plurality of first clamping protrusions which are distributed along the circumferential direction around the axis of the cutter head in the bean grinding machine; cutterhead joint subassembly passes through first indent embedding in the first joint arch and realize with the fixed connection who grinds the interior cutterhead of beans machine.

Furthermore, the precision lifting assembly comprises a plurality of second protruding blocks, and the second protruding blocks are distributed in the circumferential direction around the axis of the cutter head clamping assembly; the bean grinder thickness adjusting knob comprises a plurality of second clamping grooves, and the second clamping grooves are distributed in the circumferential direction around the axis of the bean grinder thickness adjusting knob; the precision lifting assembly is embedded into the second clamping groove through the second protruding block to realize fixed clamping with the bean grinder thickness adjusting knob; or

The precision lifting assembly comprises a plurality of second concave grooves which are distributed along the circumferential direction around the axis of the cutter head clamping assembly; the bean grinder thickness adjusting knob comprises a plurality of second clamping protrusions which are distributed along the circumferential direction around the axis of the bean grinder thickness adjusting knob; precision lifting unit passes through the embedding of second depressed groove in the second joint arch and realize with grind beans machine thickness adjust knob's fixed screens.

Further, the number range of the cutter head clamping components is larger than or equal to 2, and the number of the concave grooves in the bottom of the cutter head in the bean grinding machine or the number of the clamping protrusions is smaller than or equal to 2.

Further, the number of the precision lifting assemblies is larger than the number of concave grooves in the bottom of a cutter head in the bean grinder or the number of convex clamping grooves.

Further, the set quantity of the precision lifting assemblies is larger than the set quantity of the cutter head clamping assemblies.

Furthermore, the precision lifting block is made of food-grade plastics, food-grade stainless steel or wood.

Further, continuous numbers or marks for identifying scales are attached beside the concave grooves or the convex blocks of the precision improving assembly.

Further, the thickness of the precision lifting block ranges from 1 mm to 5 mm.

Contrast prior art, the beneficial effects of the utility model are that:

1, the utility model discloses whole shape is the thin slice dress, can install between former interior blade disc of bean grinder and former adjust knob, does not account for too much extra space.

2, the utility model discloses simple structure need not to replace former bean grinder any spare part and can reach the big promotion of adjusting the precision, greatly reduced producer or consumer's cost.

Drawings

FIG. 1 and FIG. 2 are schematic diagrams showing the relationship between the precision improving device and the core components such as the cutter head, the thickness adjusting knob, the center shaft, etc. of the bean grinder

FIG. 3 shows one side of the cutter head clamping assembly of the precision lifting device

FIG. 4 shows one side of the precision lifting device, precision lifting block and precision lifting component

FIG. 5 is a schematic diagram of the precision improving device after the precision improving device is assembled with the core components such as the cutter head of the bean grinder, the thickness adjusting knob of the bean grinder and the like

FIG. 6 is a top view of FIG. 5

Description of the symbols

1 precision lifting device 2 bean grinder thickness adjusting knob

3 grind the bean machine inner cutter head 4 and grind the axle screw of the bean machine

5 grind beans machine axis 6 and grind beans machine axis spring

11 precision lifting assembly

12 holes in the cylinder

13 cutter head clamping assembly

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope defined by the present application.

The hand-operated bean grinder on the market is difficult to realize stepless regulation, so that a plurality of grinding gears are arranged on the hand-operated bean grinder, and each gear corresponds to different thicknesses. However, this adjustment mechanism has a problem of insufficient grinding adjustment accuracy, and it is difficult to satisfy the requirement for coffee production.

For example, in espresso coffee with a high grinding precision requirement, the powder ground by 2 adjacent grids is too fine in the 1-grid fine powder, so that a coffee brewing head is easily blocked, the flow rate is too slow, coffee liquid extraction is affected, the taste of coffee is bitter, and the coarse powder in the 1-grid cannot meet the extraction pressure, so that the flow rate is too fast, and the taste is weak. Several famous hand-operated bean grinding machines with large occupation in the current market have similar design defects. Most of the remedies for improving the grinding adjustment precision provided by manufacturers need to replace the middle shaft of the bean grinder with higher thread density, and the cost is very high.

In order to solve the problem, the utility model provides a hand coffee bean grinder grinds and adjusts precision hoisting device, including the precision promotion piece, the precision promotion piece includes: the cutter head clamping assembly 13 is arranged on one surface of the precision lifting block, and the cutter head clamping assembly 13 is used for being fixedly connected with a cutter head 3 in the bean grinding machine; precision lifting means 11, precision lifting means 11 set up in the another side of precision lifting block, precision lifting means is used for with the fixed screens of bean grinder thickness adjust knob 2.

Based on the structure, the whole shape of the precision lifting device 1 is in a sheet package, and the precision lifting device can be arranged between the cutter head 3 in the bean grinder and the thickness adjusting knob 2 of the bean grinder without occupying too much space. Simultaneously, this device still has simple structure's advantage, need not to replace any spare part of former bean grinder and can reach the big promotion of regulation precision, greatly reduced producer or consumer's cost.

In order to solve the problem that the precision lifting device 1 is fixedly connected with a cutter head 3 in the bean grinder, the cutter head clamping assembly 13 comprises a plurality of first protruding blocks, and the first protruding blocks are distributed along the circumferential direction around the axis of the cutter head clamping assembly; the cutter head 3 in the bean grinding machine comprises a plurality of first clamping grooves which are distributed along the circumferential direction around the axis of the cutter head 3 in the bean grinding machine; the cutter head clamping connection 13 component is embedded into the first clamping connection groove through the first protruding block to realize fixed connection with a cutter head 3 in the bean grinding machine; or

The clamping component of the cutter head 3 in the bean grinding machine comprises a plurality of first concave grooves which are distributed along the circumferential direction around the axis of the cutter head clamping component 13; the cutter head 3 in the bean grinding machine comprises a plurality of first clamping protrusions which are distributed along the circumferential direction around the axis of the inner cutter head; cutterhead joint subassembly 13 passes through first indent embedding in the first joint arch and realize with the fixed connection who grinds interior cutterhead 3 of beans machine.

In order to solve the problem that the precision lifting device 1 and the thickness adjusting knob 2 of the bean grinder are fixed in a clamping manner, the precision lifting assembly 11 comprises a plurality of second convex blocks, and the second convex blocks are distributed along the circumferential direction around the axis of the cutter head clamping assembly 13; the bean grinder thickness adjusting knob 2 comprises a plurality of second clamping grooves which are distributed along the circumferential direction around the axis of the bean grinder thickness adjusting knob 2; the precision lifting assembly 11 is embedded into the second clamping groove through the second protruding block to realize fixed clamping with the bean grinder thickness adjusting knob 2; or

The precision lifting assembly 11 comprises a plurality of second concave grooves which are distributed along the circumferential direction around the axis of the cutter head clamping assembly 13; the bean grinder thickness adjusting knob 2 comprises a plurality of second clamping protrusions which are distributed along the circumferential direction around the axis of the bean grinder thickness adjusting knob 2; precision lifting unit spare 11 passes through the embedding of second depressed groove in the second joint arch and realize with grind beans machine thickness adjust knob 2's fixed screens.

In order to further make precision hoisting device 1 and grind built-in blade disc 3 of beans and be connected closely, do not produce the skew in the use, blade disc joint subassembly 13 set up quantity scope for being more than or equal to 2, 3 bottom concave groove or protruding block quantity of blade disc in the less than or equal to beans mill.

In order to improve the grinding adjustment precision, the number of adjustment gears is increased on the original basis, and the number of the precision lifting assemblies 11 is larger than the number of the concave grooves or the convex blocks at the bottom of the cutter head 3 in the bean grinder.

In order to ensure the food safety of the coffee powder contacting the precision lifting device 1, the precision lifting block is made of food-grade plastic or food-grade stainless steel or wood.

In order to enable the user of the bean grinder to set different grinding scales for different kinds of coffee beans, consecutive numbers or marks for identifying the scales are attached beside the concave grooves or convex blocks of the precision lifting assembly 11.

In order to balance the strength and thickness of the precision lifting device 1, the thickness of the precision lifting block ranges from 1 mm to 5 mm.

In this embodiment, a bean grinder with model number of cominda C40 produced in germany, which is currently occupied by a hand-operated bean grinder, will be taken as an example, hereinafter referred to as C40, to further specifically describe the specific implementation scheme of the representative product of C40.

Before reading the present embodiment, please refer to fig. 1, fig. 2 shows a certain intuitive feeling of the position relationship between the precision improving apparatus 1 and the C40 bean grinder inner cutter head 3, the bean grinder thickness adjusting knob 2, the bean grinder middle shaft 5, and other core components.

The specific implementation mode is as follows:

in order not to occupy too much the internal space of the bean grinder, the precision lifting device 1 is a cylindrical slice with the whole thickness of about 2 mm and the cylinder diameter equal to the circular diameter of the bottom of the cutter disc 3 in the C40 bean grinder.

In order to pass through the combination of the screw 4 of the central shaft of the bean grinder, the cutter head 3 in the bean grinder and the thickness adjusting knob 2 of the bean grinder, the device is provided with a central hole 12 which is similar to ancient copper cash in shape and has the diameter equal to that of the screw 4 of the central shaft of the C40 bean grinder.

In order to fixedly connect the precision lifting device 1 with the cutter head 3 in the bean grinder, the cutter head clamping assembly 13 of the precision lifting device 1 consists of 12 convex blocks, the 12 convex blocks are distributed along the circumferential direction by the axis of a disc, and the positions and the sizes of the 12 convex blocks are just matched with 12 concave grooves on the cutter head 3 in the C40 bean grinder.

In order to be fixedly clamped with the C40 bean grinder thickness adjusting knob 2, the precision lifting component 11 on the other side of the precision lifting device 1 consists of 18 concave grooves, the 18 concave grooves are distributed along the circumferential direction by the axis of a disc, the size of the concave grooves is just matched with the size of 3 positioning beads on the C40 bean grinder thickness adjusting knob 2, and the rotation angle range provided by the concave grooves meets the requirement that the 3 positioning beads on the C40 bean grinder precision adjusting knob 2 are respectively distributed at an included angle of 120 degrees.

In order to improve the adjustment accuracy of the C40 bean grinder by 50%, the accuracy lifting component 11 on the other side of the accuracy lifting device 1 is provided with 18 concave grooves as grinding adjustment gears.

The precision lifting device 1 is arranged between a cutter head 3 in the C40 bean grinder and a thickness adjusting knob 2 of the bean grinder, and is locked by a central nut of the thickness adjusting knob 2 of the bean grinder and a shaft screw 4 in the bean grinder in an occlusion way.

The precision lifting device 1 is tightly attached to the inner cutter disc 3 of the bean grinder and the thickness adjusting knob 2 of the bean grinder under the mutual acting force of the elastic force of the spring 6 of the central shaft of the bean grinder, which is sleeved at the other end of the inner cutter disc 3 of the bean grinder, and the adjusting knob 2 screwed on the central shaft screw 4, and the effect is shown in figure 5.

Through rotating bean grinder thickness knob 2, change 3 screens marble and precision in the bean grinder thickness knob 2 and promote the position of subassembly 11, control its degree of depth with the interlock of bean grinder axis screw 4, change the clearance size of blade disc 3 and outer blade disc in the bean grinder to reach the purpose of control coffee powder and go out the powder thickness, specific regulation principle belongs to a known art, does not redundantly describe here.

The above-described embodiments and/or implementations are only for illustrating the preferred embodiments and/or implementations of the technology of the present invention, and are not intended to limit the implementations of the technology of the present invention in any way, and those skilled in the art can make modifications or changes to other equivalent embodiments without departing from the scope of the technology disclosed in the present invention, but should be regarded as the technology or implementations substantially the same as the present invention.

Claims

1. The utility model provides a hand coffee bean grinder grinds and adjusts precision hoisting device which characterized in that, includes the precision promotion piece, the precision promotion piece includes: the cutter head clamping assembly is arranged on one surface of the precision lifting block and is used for being fixedly connected with a cutter head in the bean grinding machine;

precision lifting means, precision lifting means set up in the another side of precision lifting block, precision lifting means is used for fixing the screens with the bean grinder thickness adjust knob.

2. The hand coffee bean grinder grinding adjustment precision improving device as claimed in claim 1, wherein the precision improving block is a sheet-like structure.

3. The hand-operated coffee bean grinding machine grinding adjustment precision lifting device of claim 2, wherein the cutter head clamping assembly comprises a plurality of first protruding blocks, and the first protruding blocks are distributed circumferentially around the axis of the cutter head clamping assembly; the cutter head in the bean grinding machine comprises a plurality of first clamping grooves which are distributed along the circumferential direction around the axis of the cutter head in the bean grinding machine; the cutter head clamping assembly is embedded into the first clamping groove through the first protruding block to realize fixed connection with a cutter head in the bean grinder; or the cutter head clamping assembly comprises a plurality of first concave grooves which are distributed along the circumferential direction around the axis of the cutter head clamping assembly; the cutter head in the bean grinding machine comprises a plurality of first clamping protrusions which are distributed along the circumferential direction around the axis of the cutter head in the bean grinding machine; cutterhead joint subassembly passes through first indent embedding in the first joint arch and realize with the fixed connection who grinds the interior cutterhead of beans machine.

4. The hand-operated coffee bean grinder grinding adjustment precision lifting device of claim 3, wherein the precision lifting assembly comprises a plurality of second raised blocks, and the second raised blocks are circumferentially distributed around the axis of the cutter head clamping assembly; the bean grinder thickness adjusting knob comprises a plurality of second clamping grooves, and the second clamping grooves are distributed in the circumferential direction around the axis of the bean grinder thickness adjusting knob; the precision lifting assembly is embedded into the second clamping groove through the second protruding block to realize fixed clamping with the bean grinder thickness adjusting knob; or

5. The hand-operated coffee bean grinding machine grinding adjustment precision lifting device according to any one of claims 1-4, characterized in that the number range of the cutter head clamping components is more than or equal to 2, and less than or equal to the number of concave grooves at the bottom of the cutter head in the bean grinding machine or the number of convex clamping parts.

6. The hand-operated coffee bean grinding machine grinding adjustment precision lifting device is characterized in that the number of the precision lifting assemblies is larger than the number of concave grooves in the bottom of a cutter head in the bean grinding machine or the number of clamping protrusions.

7. The hand-operated coffee bean grinding machine grinding adjustment precision lifting device of claim 6, characterized in that the number of the precision lifting assemblies is larger than the number of the cutter head clamping assemblies.

8. The hand-operated coffee bean grinder grinding adjustment precision lifting device of claim 7, wherein the precision lifting block is made of food-grade plastic or food-grade stainless steel or wood.

9. The hand coffee bean grinder grinding adjustment precision improving device of claim 8, wherein the precision improving component is provided with continuous numbers or marks for identifying scales beside the concave groove or the convex block.

10. A hand coffee grinder grinding adjustment precision improving device according to any one of claims 1-4, characterized in that the thickness of the precision improving block is 1 to 5 mm.