CN211883484U

CN211883484U - External-barrel-upper-rotating internal-thread-adjusting coffee bean grinding device

Info

Publication number: CN211883484U
Application number: CN202020205252.9U
Authority: CN
Inventors: 宋启皓; 宋爱平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-11-10
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a coffee bean grinding device with adjustable type internal thread on the outer side of a cylinder, which comprises a powder cylinder arranged at the bottom of the cylinder, wherein a grinding component is arranged in the cylinder, the grinding component comprises an adjusting sleeve, a transmission shaft, a supporting sleeve, a grinding core and a grinding sleeve, the adjusting sleeve is arranged at the top of the cylinder, the supporting sleeve is arranged at the lower part of the cylinder, the grinding sleeve is arranged at the inner ring of the supporting sleeve, the transmission shaft penetrates through the adjusting sleeve and the supporting sleeve, the grinding core is fixedly sleeved on the transmission shaft, a grinding space is formed between the grinding core and the grinding sleeve, a top cover is arranged at the top of the adjusting sleeve, the top cover is sleeved on the top of the transmission shaft and drives the transmission shaft to rotate through the rotation of the top cover, the transmission shaft is arranged in the cylinder in a lifting way under the action of the adjusting sleeve, the size of a gap between the bottom surface of the grinding sleeve and the periphery of the, thereby better grasping the coffee granularity; the grinding device can be adjusted while grinding, and is convenient to use.

Description

External-barrel-upper-rotating internal-thread-adjusting coffee bean grinding device

Technical Field

The utility model relates to a coffee bean grinding device, in particular to an outer spin internal thread regulation formula coffee bean grinding device.

Background

The existing manual coffee bean grinding device is usually used for grinding coffee beans in a mode of putting the coffee beans into a grinding cylinder, and coffee powder with different granularities is ground by adjusting the gap between a grinding core and a grinding sleeve. This just needs the mill can be convenient with the clearance size of accurate regulation abrasive core and mill cover oneself, this mode of regulation mainly has three kinds at present: (1) the cylinder bottom internal grinding core adjusting method is characterized in that the grinding core moves up and down axially by rotating an internal grinding core adjusting nut; (2) the adjusting method of the positioning nut on the transmission shaft rotates the positioning nut on the upper part of the transmission shaft to cause the transmission shaft to generate axial movement, thereby driving the grinding core to move; (3) the split type barrel screw regulation method is characterized in that the barrel consists of an upper part and a lower part, the upper part and the lower part are connected by screw threads, the upper barrel is fixed, and the lower barrel is rotated to axially move the lower barrel and drive an outer grinding sleeve to move. The first method is that the powder cylinder is firstly disassembled, the inner grinding core adjusting nut is manually rotated, so that coffee powder is easily adhered to the inner grinding core, and the grinding process cannot be adjusted; the second method must remove the upper cover first, but the drive shaft set nut of the adjustable, so, adjust the interval and is difficult to grasp, inconvenient to adjust while grinding the course at the same time; the third method is to rotate the lower cylinder for adjustment, so that the adjustment can be carried out at any time, but the cylinder is divided into an upper part and a lower part, the overall positioning precision of the cylinder is low, and the granularity of the coffee powder is influenced. Based on the above-mentioned problems of the coffee bean hand-grinding appliance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw thread regulation formula coffee bean grinds utensil on outer spinning of section of thick bamboo through adjusting the adjusting collar, drives reciprocating of transmission shaft to grind the clearance between core and the mill cover in the change.

The purpose of the utility model is realized like this: the utility model provides an outer top spin internal thread regulation formula coffee bean grinding utensil, includes that detachable installs the powder section of thick bamboo in the barrel bottom, the inside of barrel is provided with grinding assembly, grinding assembly includes adjusting collar, transmission shaft, support cover, grinding core and grinds the cover, the top at the barrel is installed to adjusting collar liftable, the support cover sets up in the lower part of barrel, just grind the cover and set up the inner circle at the support cover, the transmission shaft runs through adjusting collar, support cover setting, the fixed cover of grinding core is established and is corresponded grinding sleeve position on the transmission shaft, form the grinding space between grinding core and the grinding cover, just leave the clearance between grinding sleeve bottom surface and the grinding core periphery, set up the through-hole that is used for putting into coffee bean on the adjusting collar, also be provided with the through-hole that is used for coffee bean to get into the grinding space on the support sleeve, the top of adjusting collar is provided with the top cap, the top cap cover is established at the top of transmission shaft, and rotates through the top cap and drive the transmission shaft and rotate, the transmission shaft is adjustable through adjusting collar elevating movement formula setting in the barrel under the effect of adjusting collar grind the clearance size between cover bottom surface and the core periphery of grinding, the periphery threaded connection of adjusting collar is at barrel top inner circle.

Compared with the prior art, the beneficial effects of the utility model reside in that: the regulating sleeve is controlled to rotate so as to drive the transmission shaft to move up and down, so that the grinding core moves up and down, the gap between the grinding core and the grinding sleeve is changed, and the coffee granularity is better mastered; meanwhile, the grinding and adjusting functions can be realized, and the grinding tool is convenient to use.

As the utility model discloses a further inject, the transmission shaft is installed at the adjusting collar center through the relative axial fixity's of upper bearing running through, rotates through the rotation adjusting collar and drives the transmission shaft and do elevating movement. The lifting action can be adjusted more conveniently and rapidly by the threaded connection mode, and the thread adjustment is accurate and reliable.

As the utility model discloses a further inject, the inside outer annular groove that is provided with in periphery of adjusting collar, the top of barrel is nested in outer annular groove, the periphery of adjusting collar is provided with the scale mark, and the barrel periphery is equipped with the pointer that corresponds the scale mark. The design of outer ring groove makes the assembly more convenient, can realize the high accuracy in clearance through designing the scale mark simultaneously and adjust.

As the utility model discloses a further inject, support the cover and constitute by the supporting part on upper portion and the accommodation space that is located the supporting part below, the transmission shaft runs through bearing down the supporting part sets up, the bearing sets up on the concave station of supporting part down, just the cover is equipped with the pressure spring on the transmission shaft section between lower bearing and the grinding core, and the one end of pressure spring is contradicted on bearing down, the other end of pressure spring is contradicted at the top of grinding core, set up the through-hole that a plurality of confession coffee beans passed on the supporting part. The design of the pressure spring ensures that the lower bearing can be kept in the concave platform when the transmission shaft moves up and down.

As a further limitation of the utility model, the periphery of the transmission shaft at the position of the adjusting sleeve is connected with a bearing inner ring fixing nut in a threaded manner, the periphery of the bearing inner ring fixing nut is sleeved with a bearing outer ring fixing nut, the bearing outer ring fixing nut is connected with the middle of the adjusting sleeve in a threaded manner through an outer thread screw, and the bearing outer ring is fixed through the bottom surface of the bearing outer ring fixing nut; the bearing inner ring is matched with the transmission shaft and is fixed with the transmission shaft through a bearing inner ring fixing nut; the upper bearing separates the rotary motion of the transmission shaft from the adjusting sleeve, and the rotation of the transmission shaft does not influence the adjusting sleeve.

As the utility model discloses a further inject, the outer peripheral face of abrasive core is the toper structure, just the bottom surface external diameter of abrasive core is greater than the bottom surface external diameter of grinding the cover. The clearance between core and the mill cover is adjusted in the cooperation lift that the toper structure can be better, and simultaneously, the bottom surface external diameter of core is greater than the bottom surface internal diameter of mill cover.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic diagram of the external structure of the present invention.

The grinding device comprises a handle 1, a handle rod 2, a top cover 3, an adjusting sleeve 4, a through hole 4a, a bearing inner ring fixing nut 5, a bearing outer ring fixing nut 6, an upper bearing 7, a cylinder 8, a transmission shaft 9, a lower bearing 10, a pressure spring 11, a grinding core 12, a grinding sleeve 13, a supporting sleeve 14, a supporting part 14a, a boss 14b, a through hole 14c, a washer 15, a grinding core fixing nut 16, a powder cylinder 17, a scale mark 18, a pointer 19 and a containing space 20.

Detailed Description

As shown in the figure 1-2, the external-screwing internal-thread adjusting type coffee bean grinding device comprises a powder barrel 17 which is in threaded connection with the bottom of a barrel body 8, a grinding assembly is arranged in the barrel body 8 and comprises an adjusting sleeve 4, a transmission shaft 9, a supporting sleeve 14, a grinding core 12 and a grinding sleeve 13, the adjusting sleeve 4 is arranged at the top of the barrel body 8 in a lifting mode, the supporting sleeve 14 is arranged at the lower portion of the barrel body 8, the grinding sleeve 13 is arranged on an inner ring of the supporting sleeve 14, the transmission shaft 9 penetrates through the adjusting sleeve 4 and the supporting sleeve 14, the grinding core 12 is fixedly sleeved on the transmission shaft 9 and corresponds to the position of the grinding sleeve 13 and is fixed through an internal grinding core fixing nut 16, a grinding space is formed between the grinding core 12 and the grinding sleeve 13, a gap is reserved between the bottom surface of the grinding sleeve 13 and the periphery of the grinding core 12, through

holes

4a and 14c for placing coffee beans are formed in the adjusting sleeve 4, a through hole 4a through, 14c, a top cover 3 is arranged at the top of the adjusting sleeve 4, the top cover 3 is sleeved at the top of the transmission shaft 9, the top of the transmission shaft 9 is polygonal, a corresponding polygonal hole is formed in the top cover 3, a handle rod 2 is arranged on the periphery of the top cover 3, a handle 1 is arranged at the end of the handle rod 2, the transmission shaft 9 is driven to rotate through the rotation of the top cover 3, the transmission shaft 9 is arranged in the barrel 8 in a lifting mode under the action of the adjusting sleeve 4, and the size of a gap between the bottom surface of the grinding sleeve 13 and the periphery of the grinding core 12 can;

the outer peripheral surface of the grinding core 12 is of a conical structure, the outer diameter of the bottom surface of the grinding core 12 is larger than that of the grinding sleeve 13, the outer periphery of the adjusting sleeve 4 is in threaded connection with an inner ring at the top of the cylinder 8, the transmission shaft 9 is fixedly penetrated in the center of the adjusting sleeve 4 relatively to the axial direction through the upper bearing 7, the upper bearing 7 is fixedly arranged in the adjusting sleeve 4 through the bearing inner ring fixing nut 5, the bearing inner ring fixing nut 5 is in threaded connection with the outer periphery of the bearing outer ring fixing nut 6, the bearing outer ring fixing nut 6 is sleeved on the outer periphery of the transmission shaft 9, the transmission shaft 9 is driven to do lifting motion by rotating the adjusting sleeve 4, the outer periphery of the top of the adjusting sleeve 4 is provided with an outer annular groove, the top of the cylinder 8 is nested in the outer;

the supporting sleeve 14 is composed of a supporting portion 14a at the upper part and a containing space 20 located below the supporting portion 14a, a transmission shaft 9 penetrates through the supporting portion 14a through a lower bearing 10, the lower bearing 10 is arranged on an inner concave table of the supporting portion 14a, a pressure spring 11 is sleeved on a shaft section of the transmission shaft 9 between the lower bearing 10 and the grinding core 12, one end of the pressure spring 11 abuts against the lower bearing 10, the other end of the pressure spring 11 abuts against the top of the grinding core 12, a plurality of through

holes

4a and 14c for coffee beans to pass through are formed in the supporting portion 14a, a boss 14b is arranged on an inner ring in the middle of the containing space 20, a gasket 15 is arranged at the bottom of the supporting sleeve 14, the supporting sleeve 14 is supported on the boss 14b from the lower part under the action of the gasket 15, and the gasket 15 abuts against the bottom.

When the utility model works, the handle 1 and the top cover 3 are taken out from the upper end, coffee beans are put in, the top cover 3 is covered, the adjusting sleeve 4 is rotated, and the sign line on the cylinder body 8 is observed to correspond to the number symbol on the outer cylinder of the adjusting sleeve 4, so that the gap between the grinding core 12 and the grinding sleeve 13 can be known, and the powder cylinder 17 is arranged at the lower part of the cylinder body 8; one hand fixes the cylinder body 8, the other hand shakes the handle 1 and the top cover 3, the top cover 3 drives the middle transmission shaft 9 to rotate, the transmission shaft 9 drives the grinding core 12 to rotate, coffee beans fall between the grinding core 12 and the grinding sleeve 13 under the action of self weight, the spiral cutting edges on the grinding core 12 and the grinding sleeve 13 continuously cut the coffee beans, and the cut coffee bean particles fall into the powder cylinder 17, so that the coffee beans are cut and ground.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a section of thick bamboo is outer to be screwed up internal thread and is adjusted formula coffee bean grinding utensil, its characterized in that, includes that detachable installs the powder section of thick bamboo in the barrel bottom, the inside of barrel is provided with grinding assembly, grinding assembly includes adjusting sleeve, transmission shaft, support cover, grinding core and grinds the cover, the top at the barrel is installed to adjusting sleeve liftable, the support cover sets up in the lower part of barrel, and grind the cover and set up the inner circle at the support cover, the transmission shaft runs through adjusting sleeve, support cover setting, the fixed cover of grinding core corresponds the grinding cover position on the transmission shaft, form the grinding space between grinding core and the grinding cover, just leave the clearance between grinding cover bottom surface and the grinding core periphery, set up the through-hole that is used for putting into coffee beans on the adjusting sleeve, also be provided with the through-hole that is used for supplying coffee beans to get into the grinding space on the support cover, the top of adjusting, the top cap cover is established at the top of transmission shaft, and rotates through the top cap and drive the transmission shaft and rotate, the transmission shaft is adjustable through adjusting collar elevating movement formula setting in the barrel under the effect of adjusting collar grind the clearance size between cover bottom surface and the core periphery of grinding, the periphery threaded connection of adjusting collar is at barrel top inner circle.

2. The adjustable coffee bean grinding appliance with the external screw thread and the internal screw thread as claimed in claim 1, wherein the transmission shaft is mounted at the center of the adjusting sleeve through an upper bearing and is fixed relative to the axial direction, and the transmission shaft is driven to move up and down by rotating the adjusting sleeve.

3. The externally and internally screwed adjustable coffee bean grinding appliance according to claim 2, wherein the adjusting sleeve is provided with an outer annular groove inside the outer circumference, the top of the cylinder is nested in the outer annular groove, the adjusting sleeve is provided with scale marks on the outer circumference, and the cylinder is provided with a pointer corresponding to the scale marks on the outer circumference.

4. The external-spin internal-thread adjustable coffee bean grinding appliance according to any one of claims 1 to 3, wherein the support sleeve is composed of an upper support part and a containing space located below the support part, the transmission shaft penetrates through the support part through a lower bearing, the lower bearing is arranged on an inner concave table of the support part, a pressure spring is sleeved on a transmission shaft section between the lower bearing and the grinding core, one end of the pressure spring abuts against the lower bearing, the other end of the pressure spring abuts against the top of the grinding core, and a plurality of through holes for coffee beans to pass through are formed in the support part.

5. The external-screwing internal-thread adjusting type coffee bean grinding device as claimed in claim 2, wherein a bearing inner ring fixing nut is screwed on the outer periphery of the transmission shaft at the position of the adjusting sleeve, a bearing outer ring fixing nut is sleeved on the outer periphery of the bearing inner ring fixing nut, the bearing outer ring fixing nut is screwed in the middle of the adjusting sleeve through an external thread screw, and a bearing outer ring is fixed through the bottom surface of the bearing outer ring fixing nut; the bearing inner ring is matched with the transmission shaft and is fixed with the transmission shaft through a bearing inner ring fixing nut; the upper bearing separates the rotary motion of the transmission shaft from the adjusting sleeve, and the rotation of the transmission shaft does not influence the adjusting sleeve.

6. The externally and internally threaded adjustable coffee bean grinding appliance according to any one of claims 1-3, wherein the outer peripheral surface of the grinding core is of a tapered structure, and the outer diameter of the bottom surface of the grinding core is larger than that of the grinding sleeve.