Crushing, grading and screening device for hops particles

By designing a hop particle crushing, grading, and screening device, efficient crushing and screening of hop particles were achieved, solving the problems of low efficiency and uneven screening in existing technologies, and improving the stability of beer quality.

CN223747738UActive Publication Date: 2026-01-02FUJIAN YANJING HUIQUAN BREWERY CO LTD
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Patent Information

Application Number
CN202520013187.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-03
Publication Date
2026-01-02
Estimated Expiration
2035-01-03

AI Technical Summary

Technical Problem

In existing technologies, the crushing of hop pellets mainly relies on manual operation, resulting in low production efficiency and ineffective screening, which affects the stability of beer quality.

Method used

A hop pellet crushing, grading, and screening device is designed, comprising a crushing component, a screening component, and a cleaning component. The crushing process is carried out by a grinding hammer shaft component and a grinding disc shaft component. The processed material flows into a rotary screen barrel through a discharge hopper for preliminary screening. The crushed material is then crushed again by the grinding hammer shaft component and the grinding hammer shaft component. The crushed material then flows into the rotary screen barrel through a discharge hopper for preliminary screening. After that, it is screened again by a screening plate and a guide plate. Combined with the cleaning component, impurities are removed, thus achieving multi-stage screening.

Benefits of technology

It improves the crushing efficiency and screening effect of hop particles, ensuring the stability and quality of beer flavor, and solving the problem of low efficiency of manual operation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The hops particle crushing, grading and screening device comprises a support, a crushing assembly, a screening assembly, a rotary driving assembly and a sweeping assembly, the crushing assembly comprises a crushing box and a grinding hammer rotating shaft component, the grinding hammer rotating shaft component is rotationally arranged in the crushing box and connected with a driver, and the screening assembly comprises a roller screen barrel, a screening plate and a material guide plate; hops particles needing to be crushed are placed in the crushing box and crushed under the cooperation of the grinding hammer rotating shaft component, then the hops particles flow into the roller screen barrel through the discharging hopper, and the roller screen barrel rotates under the cooperation of the two rotary driving assemblies to complete preliminary screening of the hops particles; according to the hops crushing and screening device, the hops are crushed by the crushing assembly, part of hops particles fall into the screening plate through the roller screen barrel to be screened again, materials obtained after two times of screening fall into the material guide plate, the hops particles in the roller screen barrel, the screening plate and the material guide plate are collected, and automatic crushing and screening operation on the materials can be achieved through cooperation of the crushing assembly and the screening assembly.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of crushing devices, in particular to a hop particle crushing, grading and screening device. BACKGROUND

[0002] In the brewing process of beer, the surface area of hops can be greatly increased by crushing hop particles, so that the effective components can be more quickly and fully contacted with wort and dissolved therein, and the flavor of beer is improved. However, the crushing of hop particles is mostly manually performed, so that the production progress is affected in large-scale beer production, the demand of the production process for hop supply cannot be met, and the hop particles after crushing cannot be screened, so that the particle size difference is large, and the stability of beer quality is affected. CONTENT OF THE UTILITY MODEL

[0003] The hop particle crushing, grading and screening device is provided to solve the above problems.

[0004] The technical scheme of the application is implemented as follows:

[0005] The hop particle crushing, grading and screening device comprises a support, a crushing assembly, a screening assembly, a rotary driving assembly and a cleaning assembly.

[0006] The screening assembly comprises a rolling sieve barrel, a screening plate and a guide plate, the rotary driving assembly is provided with two groups and symmetrically distributed on the support, the rolling sieve barrel is located between the two groups of rotary driving assemblies, one end of the discharge hopper is located in the rolling sieve barrel, support legs are provided around the bottom of the support, support plates are provided on the two sides of the support, the screening plate and the guide plate are spaced apart and provided on the side of the support away from the rolling sieve barrel and connected with the support plates, and the support has an opening penetrating the support.

[0007] The rotary driving assembly comprises a driving motor, a roller seat and a connecting rod, the roller seat is provided with two groups and spaced apart on the support, the roller seat is rotatably provided with a roller element abutting against the rolling sieve barrel, and the connecting rod is connected with the two groups of roller elements, and one group of roller elements is connected with the driving motor through a shaft coupling.

[0008] The cleaning assembly comprises a mounting frame, a bearing seat and a shaft rod, the mounting frame is provided with two groups and spaced apart on one side of the support, the bearing seat is mounted on the mounting frame, the shaft rod is rotatably provided at both ends of the bearing seat and sleeved with a brush roller, and the brush of the brush roller abuts against the outer periphery of the rolling sieve barrel.

[0009] In one embodiment, a side of the pulverizing box is hinged with a box cover, and the inside of the box cover is uniformly distributed with grinding blades, and when the box cover is closed by rotating against the pulverizing box, a crushing area is formed between the grinding blades and the grinding hammer rotating shaft part.

[0010] In one embodiment, a side of the pulverizing box is provided with a spraying part, which includes a liquid inlet pipe and a spray head part, and one end of the liquid inlet pipe is connected with the pulverizing box and located above the rolling sieve barrel.

[0011] The side of the liquid inlet pipe away from the pulverizing box is provided with a liquid inlet interface.

[0012] The spray head part is arranged on the side of the liquid inlet pipe facing the rolling sieve barrel, and a plurality of spray head parts are arranged and spaced along the length direction of the liquid inlet pipe, one end of the spray head part is in communication with the inside of the liquid inlet pipe, and the output end of the spray head part faces the rolling sieve barrel.

[0013] In one embodiment, it further includes a material collecting box, and the material collecting box has a plurality of parts and is arranged at one end of the rolling sieve barrel, the sieve plate and the guide plate respectively.

[0014] The material collecting box is provided with a material inlet, and one end of the sieve plate and the guide plate extends into the material collecting box through the material inlet.

[0015] The material collecting box located on one side of the rolling sieve barrel is provided with a guide plate, and the other end of the guide plate is located below the rolling sieve barrel.

[0016] In one embodiment, the end of the box cover abutting with the pulverizing box is provided with a magnetic layer, and the box cover and the pulverizing box are magnetically connected under the cooperation of the magnetic layer.

[0017] The other end of the box cover is provided with a handle part.

[0018] In one embodiment, the sieve plate and the guide plate are both arranged obliquely, and the sieve plate and the guide plate are staggered.

[0019] The two groups of material collecting boxes located at one end of the sieve plate and the guide plate are respectively located at two ends of the support.

[0020] In one embodiment, the support is obliquely provided with a baffle, and the baffle is provided with two groups and symmetrically distributed on both sides of the rolling sieve barrel.

[0021] The baffle is located between the rolling sieve barrel and the connecting rod.

[0022] In one embodiment, a pull-out drawer is movably arranged in the material collecting box.

[0023] The advantages or beneficial effects of the above technical solutions at least include:

[0024] The application discloses a hop particle crushing, grading and screening device, which is characterized in that: the crushing assembly and the screening assembly are arranged at different positions of the support, the hop particles to be processed are placed in the crushing box of the crushing assembly and are crushed by the hammer rotating shaft component, the processed materials flow into the rolling sieve barrel of the screening assembly through the discharge hopper for primary screening, the screened materials flow to the guide plate through the screening plate for secondary screening, the rolling sieve barrel, the screening plate and the guide plate are used for screening the hop particles according to the particle size of the materials, the aroma quality of the hop is adjusted, the brush roller of the cleaning assembly is used for cleaning the rolling sieve barrel, the accumulation of impurities is avoided, and the crushing and screening of the hop particles can be realized according to the requirements through the cooperation of the crushing assembly and the screening assembly, so that the problems of low production efficiency and incapability of screening the hop particles in the manual crushing of the hop particles are solved. BRIEF DESCRIPTION OF DRAWINGS

[0025] The accompanying drawings illustrate exemplary embodiments of the present application and, together with the general description of the application given above, and the detailed description of the embodiments given below, serve to explain the principles of the present application. These drawings are included herewith to provide further understanding of the present application and are incorporated in and constitute a part of the specification.

[0026] Figure 1 A structure schematic view of one perspective of an embodiment of the present application is shown;

[0027] Figure 2 A structure schematic view of another perspective of an embodiment of the present application is shown;

[0028] Figure 3 A cut structure schematic view of an embodiment of the present application is shown;

[0029] Figure 4 A structure schematic view of the box cover installed in the crushing box of an embodiment of the present application is shown;

[0030] Figure 5 A partial structure schematic view of an embodiment of the present application is shown;

[0031] Figure 6 A structure schematic view of an embodiment of the present application is shown; Figure 1 An enlarged schematic view of A in the embodiment of the present application is shown;

[0032] Reference signs: 1, support; 11, support foot; 12, support plate; 13, opening; 14, baffle;

[0033] 2, crushing assembly; 21, crushing box; 211, discharge hopper; 212, box cover; 2121, grinding plate; 2122, magnetic layer; 2123, handle part; 213, guide plate; 22, hammer rotating shaft component; 23, driver;

[0034] 3, screening assembly; 31, rolling sieve barrel; 311, guide plate; 32, screening plate; 33, guide plate;

[0035] 4. A rotating driving assembly; 41, a driving motor; 42, a roller base; 421, a roller member; 43, a connecting rod;

[0036] 5. A cleaning assembly; 51, a mounting frame; 52, a bearing base; 53, a shaft; 54, a brush roller;

[0037] 6. A spraying assembly; 61, a liquid inlet pipe; 611, a liquid inlet interface; 62, a spraying head member;

[0038] 7. A collecting box; 71, a material inlet; 72, a drawer. DETAILED DESCRIPTION

[0039] Embodiments of the present application will be described in more detail with reference to the drawings. While several embodiments of the application are described, it should be apparent that the application can be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and fully convey the scope of the application to those skilled in the art.

[0040] It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0041] It should be understood that the term "comprising" and its variants used in the present application are open and inclusive, i.e., "including but not limited to". The term "based on" is "at least partially based on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Related definitions of other terms will be given in the following description. It should be noted that the "first", "second", etc. concepts mentioned in the present application are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0042] It should be noted that the modification of "one" or "several" mentioned in the present application is illustrative and not restrictive, and those skilled in the art should understand that unless otherwise explicitly stated in the context, it should be understood as "one or more".

[0043] The names of the messages or information exchanged between the devices in the embodiments of the present application are only for illustrative purposes, and are not used to limit the scope of the messages or information.

[0044] Reference Figures 1-6The application discloses a hop particle crushing, grading and screening device which comprises a support 1, a crushing assembly 2, a screening assembly 3, a rotary driving assembly 4 and a cleaning assembly 5. The crushing assembly 2 comprises a crushing box 21 and a grinding hammer rotating shaft component 22, the grinding hammer rotating shaft component 22 is rotationally arranged in the crushing box 21 and is connected with a driver 23, the grinding hammer rotating shaft component 22 is composed of a main shaft and a grinding blade part, the main shaft is connected with the driver 23 through a shaft coupling, and the grinding blade part is uniformly distributed on the main shaft. The bottom of the crushing box 21 is provided with a discharge hopper 211 which is in communication with the crushing box 21, and the crushing box 21 is connected with the support 1 through a support.

[0045] The screening assembly 3 comprises a rolling screen barrel 31, a screening plate 32 and a material guiding plate 33, the screening plate 32 is located between the rolling screen barrel 31 and the material guiding plate 33, multi-stage screening effects are realized through the rolling screen barrel 31, the screening plate 32 and the material guiding plate 33, the rotary driving assembly 4 is provided with two groups and is symmetrically distributed on the support 1, the rolling screen barrel 31 is located between the two groups of rotary driving assemblies 4, the rotary driving assembly 4 provides power for the rotation of the rolling screen barrel 31, one end of the discharge hopper 211 is located in the rolling screen barrel 31, support legs 11 are arranged around the bottom of the support 1, support plates 12 are arranged on the two sides of the support 1, the screening plate 32 and the material guiding plate 33 are arranged on the side of the support 1 away from the rolling screen barrel 31 and are connected with the support plates 12, the support 1 is provided with an opening 13 which penetrates through the support 1, and the screen holes on the rolling screen barrel 31 are larger than the screen holes on the screening plate 32.

[0046] The rotary driving assembly 4 comprises a driving motor 41, a roller seat 42 and a connecting rod 43, the roller seat 42 is provided with two groups and is spacedly arranged on the support 1, the roller seat 42 is rotationally provided with roller parts 421 which abut against the rolling screen barrel 31, the connecting rod 43 is connected with the two groups of roller parts 421, one group of the roller parts 421 is connected with the driving motor 41 through a shaft coupling, the driving motor 41 provides power for the rotation of one group of the roller parts 421 and transmits the power to the other group of the roller parts 421 through the connecting rod 43, and the driving motor 41 is a servo driving motor in the prior art.

[0047] The cleaning assembly 5 comprises a mounting frame 51, a bearing seat 52 and a shaft rod 53, the mounting frame 51 is provided with two groups and is spacedly arranged on one side of the support 1, the bearing seat 52 is mounted on the mounting frame 51, the shaft rod 53 is rotationally arranged on the bearing seat 52 and is sleeved with brush rollers 54, and the brushes of the brush rollers 54 abut against the outer periphery of the rolling screen barrel 31.

[0048] Based on the above structure, by placing the hop particle material to be processed in the crushing box 21, the hammer shaft part 22 rotates under the cooperation of the driver 23 to crush the material, and flows into the rolling sieve barrel 31 through the discharge hopper 211, the roller 421 rotates under the cooperation of the driving motor 41 and the connecting rod 43 to drive the rolling sieve barrel 31 to rotate in the circumferential direction, the material in the rolling sieve barrel 31 moves with the rotation of the rolling sieve barrel 31, and the material with a size smaller than the aperture of the rolling sieve barrel 31 flows out of the rolling sieve barrel 31 and falls onto the sieve plate 32 through the opening 13, so that the material moves along the length direction of the sieve plate 32, and since the sieve plate 32 has sieve holes, the material with a size smaller than the aperture of the sieve plate 32 will fall onto the guide plate 33 and move along the length direction of the guide plate 33, thereby completing the sieving of the material, and since the cleaning assembly 5 is located on one side of the rolling sieve barrel 31, and the bristles of the brush roller 54 abut against the rolling sieve barrel 31, when the rolling sieve barrel 31 rotates, the brush roller 54 can clean the rolling sieve barrel 31, thereby avoiding the accumulation of impurities on the rolling sieve barrel 31. Through the cooperation of the crushing assembly 2 and the sieving assembly 3, the material can be crushed and sieved in multiple stages, so that different hop aromas can be extracted from hop particles of different sizes, thereby adjusting the flavor of beer.

[0049] In one embodiment, referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , one side of the crushing box 21 is hinged with a box cover 212, and the inside of the box cover 212 is uniformly distributed with grinding plates 2121. When the box cover 212 is closed by rotating the crushing box 21, a crushing area is formed between the grinding plates 2121 and the hammer shaft part 22. The provision of the box cover 212 can block some of the splashed material when the material is crushed in the crushing box 21, and the provision of the grinding plates 2121 can further improve the crushing efficiency by contacting the splashed material with the grinding plates 2121.

[0050] One end of the box cover 212 abutting against the crushing box 21 is provided with a magnetic layer 2122, and the box cover 212 is magnetically connected with the crushing box 21 under the cooperation of the magnetic layer 2122. The provision of the magnetic layer 2122 can enable the box cover 212 to be stably installed on the crushing box 21 when the box cover 212 abuts against the crushing box 21, and the other end of the box cover 212 is provided with a handle part 2123, which can facilitate the operator to open or close the box cover 212 through the handle part 2123.

[0051] In one embodiment, referring to Figures 1-3The side of the crushing box 21 is provided with a spraying component 6 for cleaning the rolling sieve barrel 31. The spraying component 6 comprises a liquid inlet pipe 61 and a spraying head 62. One end of the liquid inlet pipe 61 is connected to the crushing box 21 and located above the rolling sieve barrel 31. The spraying head 62 is a water mist spraying head in the prior art.

[0052] The side of the liquid inlet pipe 61 away from the crushing box 21 is provided with a liquid inlet interface 611 for connecting with an external water source through a pipeline, so as to deliver external liquid into the liquid inlet pipe 61.

[0053] The spraying head 62 is arranged on the side of the liquid inlet pipe 61 facing the rolling sieve barrel 31. The spraying head 62 is provided with a plurality of spraying heads distributed along the length direction of the liquid inlet pipe 61. One end of the spraying head 62 is in communication with the inside of the liquid inlet pipe 61. The output end of the spraying head 62 faces the rolling sieve barrel 31. Since the rolling sieve barrel 31 will attach impurities and debris of the material during the screening of the material, the spraying head 62 sprays the rolling sieve barrel 31 to avoid the accumulation of impurities. The rolling sieve barrel 31 rotates under the cooperation of the rotating driving assembly 4. When the spraying head 62 remains stationary and the rolling sieve barrel 31 rotates, the rolling sieve barrel 31 can be fully cleaned.

[0054] In one embodiment, referring to Figures 1-3 The collecting box 7 is provided with a plurality of collecting boxes respectively arranged at one end of the rolling sieve barrel 31, the screening plate 32 and the guide plate 33.

[0055] The collecting box 7 is provided with a material inlet 71. One end of the screening plate 32 and the guide plate 33 extends into the collecting box 7 through the material inlet 71. The collecting box 7 located at one side of the rolling sieve barrel 31 is provided with a flow guide plate 311. The other end of the flow guide plate 311 is located below the rolling sieve barrel 31. The plurality of collecting boxes 7 can collect different particle sizes of the material after screening, so as to facilitate subsequent differentiation.

[0056] The collecting box 7 is movably provided with a drawer 72. The hop pellets falling into the collecting box 7 are located in the drawer 72, so that the hop pellets can be taken out by stretching the drawer 72.

[0057] In one embodiment, referring to Figure 1 and Figure 3The screening plate 32 and the material guide plate 33 are both inclined, and are staggered between the screening plate 32 and the material guide plate 33. The two groups of material collecting boxes 7 located at one end of the screening plate 32 and the material guide plate 33 are respectively located at the two ends of the support 1. The staggered distribution between the screening plate 32 and the material guide plate 33 makes the material need to move along a tortuous path during movement, thereby prolonging the residence time of the material between the screening plates. In this way, the material has more sufficient time for screening, improving the completeness and accuracy of screening, and by changing the movement direction and impact angle, the material can be effectively prevented from concentrating at certain screen holes, reducing the possibility of screen hole blockage due to local material accumulation.

[0058] In one embodiment, referring to Figure 1 , Figure 2 and Figure 5 , the support 1 is inclined and provided with a baffle 14. The baffle 14 is provided in two groups and symmetrically distributed on both sides of the rolling sieve barrel 31. The baffle 14 is located between the rolling sieve barrel 31 and the connecting rod 43. Since the rolling sieve barrel 31 has screen holes all around, there is a risk of some material falling from the side screen holes when the rolling sieve barrel 31 rotates. Therefore, the baffle 14 is provided to block the side of the rolling sieve barrel 31, and the inclined baffle 14 can make the blocked material flow into the opening 13 through the inclination angle, thereby avoiding the waste of resources caused by the splashing and overflowing of part of the material.

[0059] In one embodiment, referring to Figure 1 , Figure 3 and Figure 4 , the crushing box 21 is provided with two groups of symmetrically distributed guide plates 213 located on both sides of the hammer shaft component 22. The angle of the guide plate 213 gradually inclines from one end close to the top of the crushing box 21 to the other end close to the discharge, and forms an included angle with the hammer shaft component 22. The guide plate 213 can guide the material in the crushing box 21, so that the material can move along the inclined direction of the guide plate 213 to the discharge hopper 211 position, and enter the rolling sieve barrel 31 along the discharge hopper 211.

[0060] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0061] Those skilled in the art should understand that the above embodiments are only to clearly illustrate the present application, and are not intended to limit the scope of the present application. Based on the above disclosure, other changes or modifications can also be made by those skilled in the art, and these changes or modifications are still within the scope of the present application.

Claims

1. A hop particle size reduction and classification screening apparatus, characterized by: The application relates to a multifunctional feed grinder, which comprises a support, a crushing assembly, a screening assembly, a rotary driving assembly and a cleaning assembly. The crushing assembly comprises a crushing box and a hammer shaft part, the hammer shaft part is rotationally arranged in the crushing box and is connected with a driver, the bottom of the crushing box is provided with a discharge hopper which is communicated with the crushing box, and the crushing box is connected with the support through a support frame. The screening assembly comprises a screening barrel, a screening plate and a guide plate, the rotary driving assembly is provided with two groups and is symmetrically arranged on the support, the screening barrel is located between the two groups of rotary driving assemblies, one end of the discharge hopper is located in the screening barrel, the bottom of the support is provided with support legs, the two sides of the support are provided with support plates, the screening plate and the guide plate are arranged on the side of the support which is far away from the screening barrel and are connected with the support plates, and the support is provided with an opening which penetrates the support. The rotary driving assembly comprises a driving motor, a roller seat and a connecting rod, the roller seat is provided with two groups and is spacedly arranged on the support, the roller seat is rotationally provided with a roller part which abuts against the screening barrel, and the connecting rod is connected with the two groups of roller parts, wherein one group of the roller parts is connected with the driving motor through a shaft coupling.

2. The hop pellet breaking and fractionating screening device according to claim 1, characterized in that: The cleaning assembly comprises a mounting frame, a bearing seat and a shaft rod, the mounting frame is provided with two groups and is spacedly arranged on one side of the support, the bearing seat is mounted on the mounting frame, and the two ends of the shaft rod are rotationally arranged on the bearing seat and are sleeved with brush rollers, the brushes of the brush rollers abut against the outer periphery of the screening barrel.

3. The hop pellet breaking and fractionating screening device according to claim 1, characterized in that: One side of the crushing box is hingedly provided with a box cover, the inside of the box cover is uniformly provided with grinding plates, when the box cover is closed on the crushing box through rotation, a crushing area is formed between the grinding plates and the hammer shaft part. One side of the crushing box is provided with a spraying part, the spraying part comprises a liquid inlet pipe and a spray head part, one end of the liquid inlet pipe is connected with the crushing box and is located above the screening barrel; One side of the liquid inlet pipe which is far away from the crushing box is provided with a liquid inlet interface; 4. The hop pellet breaking and fractionating screening device of claim 1, wherein: The spray head part is arranged on the side of the liquid inlet pipe which faces the screening barrel, the spray head part is provided with a plurality of spray head parts and is spacedly arranged along the length direction of the liquid inlet pipe, one end of the spray head part is communicated with the inside of the liquid inlet pipe, and the output end of the spray head part faces the screening barrel. The application further comprises a material collecting box, the material collecting box is provided with a plurality of material collecting boxes and is respectively arranged at one end of the screening barrel, the screening plate and the guide plate; The material collecting box is provided with a material inlet, one end of the screening plate and the guide plate extends into the material collecting box through the material inlet; 5. The hop pellet breaking and fractionating screening device of claim 2, wherein: The material collecting box located on one side of the screening barrel is provided with a guide plate, and the other end of the guide plate is located below the screening barrel. One end of the box cover which is attached to the crushing box is provided with a magnetic layer, the box cover and the crushing box are magnetically connected under the cooperation of the magnetic layer; 6. The hop pellet breaking and fractionating screening device of claim 4, wherein: The other end of the box cover is provided with a handle part. The screening plate and the guide plate are both arranged in an inclined manner, and the screening plate and the guide plate are staggered; The two groups of material collecting boxes located at one end of the screening plate and the guide plate are respectively located at the two ends of the support.

7. The hop pellet breaking and fractionating screening device of claim 1, wherein: The support is provided with baffle plates which are arranged in two groups and symmetrically distributed on both sides of the rolling sieve barrel. The baffle plates are located between the rolling sieve barrel and the connecting rod.

8. The hop pellet breaking and fractionating screening device of claim 4, wherein: A drawer is movably arranged in the aggregate box.