CN214864145U - Matcha superfine grinding equipment - Google Patents

Abstract

The utility model relates to a matcha superfine crushing apparatus, include: the shell is provided with a feeding hole, a discharging hole, an air inlet and a limiting groove; the filter screen oscillating mechanism comprises a mounting seat, and the mounting seat is fixedly arranged on the shell; the mounting seat is rotatably provided with a screw shaft, the screw shaft is provided with a first spiral groove, a second spiral groove and a vertical groove, and the lower end of the screw shaft is also provided with a round limiting table; the spiral shaft is sleeved with an impact ring, the impact ring is connected with the mounting seat through an elastic assembly, and a second spiral key is arranged on an inner ring of the impact ring; the spiral shaft is also sleeved with a filter screen, the filter screen is placed on the limiting table, a first spiral key is arranged on the inner ring of the filter screen, and a limiting device in sealing fit with the shell is arranged on the outer ring of the filter screen; the crushing mechanism is arranged in the shell and is used for crushing the tea leaves into tea powder; the matcha superfine grinding device can realize automatic cleaning of the filter screen, manual shutdown cleaning is not needed, and production efficiency is improved.

Description

Matcha superfine grinding equipment

Technical Field

The utility model relates to a tealeaves crushing technology, especially a matcha superfine crushing apparatus.

Background

The matcha is a natural food with extremely high nutritional value, retains more than 500 components in the tea, and comprises 5 major nutrients: protein, fat, sugar, vitamins and minerals, has rich nutrition and excellent taste value, and is deeply loved by people.

The matcha is generally prepared by ultrafine grinding steamed tea leaves, at present, the types of ultrafine powder equipment are various, but the equipment for preparing the ultrafine powder of the tea leaves mainly comprises the following equipment: firstly, the original stone mill is used, and the advantages of the stone mill are that the milled matcha has good color and taste, but the efficiency is extremely low, and the stone mill is not suitable for large-scale production; secondly, the matcha is processed by using an airflow type superfine grinder with higher automation, and the matcha has the advantages of high processing yield and good fineness; airflow type superfine powder machine is used for tealeaves to add man-hour, need carry out the accuse to tea powder granule with the filter screen, nevertheless inevitable tea powder can bond on the filter screen in the processing, often can block up the filter screen, needs artifical shut down the clearance, influences the production and processing of green tea.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a matcha superfine crushing apparatus for mention in solving above-mentioned background art, the filter screen frequently blocks up in the course of working of current matcha superfine crushing apparatus, needs the problem of shut down clearance.

In order to solve the problem, the utility model provides a matcha superfine crushing apparatus, include: the shell is provided with a feeding hole, a discharging hole and an air inlet; the filter screen is arranged below the discharge hole in the shell through a limiting device; the crushing mechanism is arranged in the shell and is used for crushing the tea leaves; further comprising: the filter screen oscillating mechanism comprises a mounting seat which is fixedly arranged on the shell; the mounting seat is provided with a rotatable screw shaft; the outer ring of the filter screen is matched with the shell through a limiting device and cannot rotate, the inner ring of the filter screen is provided with a first spiral key, a first spiral groove is formed in the spiral shaft, and the first spiral key is matched with the first spiral groove; when the filter screen is blocked, the filter screen can be jacked upwards by airflow entering from the air inlet, and the filter screen can drive the spiral shaft to rotate; the spiral shaft is also sleeved with an impact ring, and the impact ring is hung on the mounting seat through a spring; a second spiral key is arranged on the inner ring of the impact ring, a second spiral groove is also formed in the spiral shaft, and the second spiral key is matched with the second spiral groove; when the spiral shaft rotates, the impact ring is driven to compress the spring and move upwards; the spiral shaft is further provided with a vertical groove, when the vertical groove rotates to the second spiral key and the first spiral key to fall into the vertical groove along with the spiral shaft, the spring is released, the impact ring impacts the filter screen downwards, the filter screen is cleaned in a vibration mode, and the filter screen is automatically reset after being not blocked.

Further, the crushing mechanism comprises a crushing cutter head; the outer ring of the crushing cutter disc is provided with an annular crushing wall, and the tea is crushed by the impact of the crushing cutter disc and the extrusion between the cutter disc and the crushing wall; the crushing wall is fixedly arranged on the shell; the crushing cutter head is driven by a motor output shaft extending out of the motor.

Further, the feed inlet is arranged below the discharge port, the feed inlet is arranged above the air inlet, and crushed tea powder can pass through the filter screen and be discharged from the discharge port by air.

Further, the second helical key is a wedge key for engaging the second helical groove when the strike ring is raised.

Further, the first helical key is a wedge-shaped key, which is convenient to be engaged with the first helical groove when the filter screen ascends.

Furthermore, the limiting device is a plurality of limiting keys uniformly distributed along the circumferential direction of the outer ring of the filter screen and limiting grooves formed in the shell.

The utility model has the advantages that:

1. when the filter screen is seriously blocked, the filter screen can be pushed to move upwards by depending on the airflow of the air inlet, the filter screen oscillating device is triggered to impact and oscillate the filter screen, tea powder bonded on the filter screen is shaken off, the filter screen is automatically cleaned without manual shutdown, and the production efficiency is improved;

2. through striking oscillation, can shake the tea powder that adheres to on rubbing crusher inner wall simultaneously and drop, prevent rubbing crusher inner wall dead angle build up tea dirt.

Drawings

FIG. 1 is a schematic diagram of a half-section structure of an embodiment of the present invention;

fig. 2 is a partial enlarged view of a part a of the embodiment of the present invention;

fig. 3 is a schematic view of an oscillating mechanism according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a screw shaft according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of an impact ring according to an embodiment of the present invention;

fig. 6 is a schematic view of a three-dimensional structure of a filter screen according to an embodiment of the present invention;

in the figure: 1. a shredder housing; 11. a discharge port; 12. a feed inlet; 13. an air inlet; 14. a limiting groove; 2. a screw shaft; 21. a mounting seat; 22. a spring; 23. an impact ring; 231. a second helical key; 24. filtering with a screen; 241. a first helical key; 242. a limiting key; 25. a vertical slot; 26. a second helical groove; 27. a first helical groove; 28. a limiting table; 3. a crushing cutter head; 31. crushing the walls; 32. a motor; 33. and a motor output shaft.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the embodiment of the fine matcha pulverizing apparatus of the present invention as shown in fig. 1 to 6, the fine matcha pulverizing apparatus comprises: the device comprises a shell 1, wherein a feed inlet 11, a discharge outlet 12 and an air inlet 13 are formed in the shell 1; the filter screen 24 is arranged below the discharge port 12 in the shell 1 through a limiting device; the crushing mechanism is arranged inside the shell 1 and is used for crushing tea leaves; it is characterized by also comprising: the filter screen oscillating mechanism comprises a mounting seat 21, and the mounting seat 21 is fixedly arranged on the shell 1; the mounting seat 21 is provided with a rotatable screw shaft 2; the outer ring of the filter screen 24 is matched with the shell 1 through a limiting device and cannot rotate, the inner ring of the filter screen 24 is provided with a first spiral key 241, the spiral shaft 2 is provided with a first spiral groove 27, and the first spiral key 241 is matched with the first spiral groove 27; when the filter screen 24 is blocked, the filter screen 24 is jacked upwards by airflow entering from the air inlet 13, and the filter screen 24 drives the spiral shaft 2 to rotate; the spiral shaft 2 is also sleeved with an impact ring 23, and the impact ring 23 is hung on the mounting seat 21 through a spring 22; a second spiral key 231 is arranged on the inner ring of the impact ring 23, a second spiral groove 26 is also formed in the spiral shaft 2, and the second spiral key 231 is matched with the second spiral groove 26; when the screw shaft 2 rotates, the striking ring 23 is driven to compress the spring 22 and move upwards; the spiral shaft 2 is also provided with a vertical groove 25, when the vertical groove 25 rotates along with the spiral shaft 2 until the second spiral key 231 and the first spiral key 241 fall into the vertical groove 25, the spring 22 is released, so that the impact ring 23 impacts the filter screen 24 downwards to perform oscillation cleaning on the filter screen 24, and the filter screen 24 automatically resets after no longer being blocked.

In one embodiment of the present application, the shredder mechanism preferably includes a shredder disk 3; an annular crushing wall 31 is arranged at the outer ring of the crushing cutter disc 3, and the tea leaves are crushed by the impact of the crushing cutter disc 3 and the extrusion between the cutter disc 3 and the crushing wall 31; the crushing wall 31 is fixedly arranged on the shell 1; the shredder basket 3 is driven by a motor output shaft 33 from a motor 32.

In an embodiment of the present application, it is preferable that the feeding port 12 is disposed below the discharging port 11, and the feeding port 12 is disposed above the air inlet 13, so as to ensure that the pulverized tea powder can pass through the filter screen 24 and be discharged from the discharging port 11 by air.

In one embodiment of the present application, the second helical key 231 is preferably a wedge-shaped key to facilitate engagement with the second helical groove 26 when the strike ring 23 is raised.

In one embodiment of the present application, the first helical key 241 is preferably a wedge-shaped key to facilitate engagement with the first helical groove 27 as the screen 24 is lifted.

In one embodiment of the present application, the limiting means is preferably a plurality of limiting keys 242 arranged along the circumferential direction of the outer ring of the filter screen 24 and a limiting groove 14 arranged on the housing 1.

The working principle is as follows: after this matcha superfine grinding device began to work, feed inlet 12 began the pan feeding, smash blade disc 3 and smash wall 31 mutual extrusion and smash tealeaves, the air current begins to get into the rubbing crusher in air intake 13, upwards flow out from discharge gate 11 through filter screen 24 in smashing blade disc 3 department with tea powder, wherein, smash qualified tea powder and can pass filter screen 24 smoothly, flow out from discharge gate 11, smash unqualified tea powder then can't pass filter screen 24, remain and is smashed in the chamber and is continued to be smashed.

When the tea powder passes through the filter screen 24, no matter whether the tea powder can pass smoothly, a part of the tea powder is adhered to the filter screen 24, and as time passes, the sieve holes of the filter screen 24 are blocked, so that the filtering effect of the filter screen 24 is poor, the air permeability is also poor, at the moment, the air inlet 13 is still in continuous infusion of fresh air into the pulverizer, and the filter screen 24 is gradually jacked up by airflow; in the process that the filter screen 24 moves upwards, the filter screen 24 cannot rotate due to the existence of the limit key between the filter screen 24 and the shell 1, and the filter screen 24 moves upwards to drive the spiral shaft 2 to rotate because the first spiral key 241 of the inner ring of the filter screen 24 is meshed with the first spiral groove 27 on the spiral shaft; the spiral shaft 2 rotates and then rotates through the second spiral groove 26, the impact ring 23 with the second spiral key 231 is driven to move upwards and compress the spring 22, force is accumulated for the spring 22, the process is continued until the second spiral key 231 and the first spiral key 241 fall into the vertical groove 25, the spring 22 is released and moves downwards to impact the filter screen 24, the filter screen 24 oscillates, tea powder bonded on the filter screen 24 is shaken off, the filter screen 24 is recovered to be smooth again, then the filter screen 24 slowly falls down and resets, the whole process does not need manpower, machine stopping and cleaning are not needed, and the efficiency of crushing production is ensured.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (6)

1. A matcha superfine grinding device is characterized by comprising: the device comprises a shell (1), wherein a feeding hole (12), a discharging hole (11) and an air inlet (13) are formed in the shell (1), and a filter screen (24) and a crushing mechanism are further installed in the shell (1); the filter screen (24) is arranged in the shell (1) and is positioned below the discharge hole (11), and the outer ring of the filter screen (24) is matched with the shell (1) through a limiting device; the filter screen vibration mechanism comprises a mounting seat (21), and the mounting seat (21) is fixedly mounted on the shell (1); the mounting seat (21) is provided with a rotatable screw shaft (2); a first spiral key (241) is arranged on the inner ring of the filter screen (24), and the first spiral key (241) is matched with a first spiral groove (27) formed in the spiral shaft (2); when the filter screen (24) is blocked, the filter screen (24) is jacked upwards by airflow entering from the air inlet (13), and the filter screen (24) drives the spiral shaft (2) to rotate through the first spiral key (241) and the first spiral groove (27); the spiral shaft (2) is further sleeved with an impact ring (23), and the impact ring (23) is hung on the mounting seat (21) through a spring (22); a second spiral key (231) is arranged on the inner ring of the impact ring (23), and the second spiral key (231) is matched with a second spiral groove (26) formed in the spiral shaft (2); the spiral shaft (2) rotates to drive the impact ring (23) to move upwards and compress the spring (22); the spiral shaft (2) is further provided with a vertical groove (25), when the vertical groove (25) rotates to the first spiral key (241) and the second spiral key (231) along with the spiral shaft (2) and falls into the vertical groove (25), the spring (22) is released, the impact ring (23) impacts the filter screen (24) downwards, and the filter screen (24) is cleaned in an oscillating mode.

2. The matcha ultra-fine grinding device of claim 1, which is characterized in that: the crushing mechanism comprises a crushing cutter head (3); an annular crushing wall (31) is arranged at the outer ring of the crushing cutter head (3), and the crushing wall (31) is fixedly arranged on the shell (1); the tea leaves are crushed by mutually extruding and grinding the crushing cutter disc (3) and the crushing wall (31); the crushing cutter head (3) is driven by a motor output shaft (33) extending out of the motor (32).

3. The matcha ultra-fine grinding device of claim 1, which is characterized in that: feed inlet (12) are established the below of discharge gate (11), feed inlet (12) are established the top of air intake (13) guarantees that the tea powder after smashing can be carried by the air current and pass filter screen (24) are followed discharge gate (11) are seen off.

4. The matcha ultra-fine grinding device of claim 1, which is characterized in that: the second helical key (231) is a wedge-shaped key for engaging with the second helical groove (26) when the strike ring (23) is raised.

5. The matcha ultra-fine grinding device of claim 1, which is characterized in that: the first helical key (241) is a wedge key to facilitate engagement with the first helical groove (27) as the screen (24) is raised.

6. The matcha ultra-fine grinding device of claim 1, which is characterized in that: the limiting device is a plurality of limiting keys (242) distributed along the circumferential direction of the outer ring of the filter screen (24) and limiting grooves (14) formed in the shell (1).

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