CN219836572U

CN219836572U - Pre-grinding device

Info

Publication number: CN219836572U
Application number: CN202321122508.XU
Authority: CN
Inventors: 李国强; 邵立贤
Original assignee: Bi Shanghai Co ltd
Current assignee: Bi Shanghai Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-17
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses a pre-grinding device, which comprises a ball mill, wherein a feeding pipe is fixedly communicated with a right side feeding port of the ball mill, one end of the feeding pipe, which is far away from the ball mill, is fixedly communicated with a grinding component for pre-grinding materials, the pre-grinding component comprises a primary grinding component, a screening component and a grinding component, the primary grinding component is arranged at the upper end of the interior of a grinding tank.

Description

Pre-grinding device

Technical Field

The utility model relates to the technical field of cell culture, in particular to a pre-grinding device.

Background

Cell culture media are basic substances for supplying nutrition to cells in culture and promoting reproduction and proliferation of cells, and are living environments for growing and breeding cells in culture.

The existing cell culture media are divided into solid culture media and liquid culture media, wherein some solid culture media are made of natural solid substances, such as culture media made of potato blocks, bran, rice bran, bean cake powder, peanut cake powder, and common culture media used in alcohol factories, brewing factories and the like, and the culture media generally need to grind and crush solid nutrients by a ball mill before specific use;

however, the existing ball mill cuts the materials by a simple cutting device before grinding and crushing the materials, and conveys the cut materials into the ball mill for ball milling and crushing, but the above mode can achieve the crushing effect, but the grinding time of the ball mill needs to be prolonged when the agglomerated materials are conveyed to the ball mill due to the large volume, so that the preparation efficiency of solid cultures is reduced, and meanwhile, the crushing effects of the solid cultures with different diameters are different during crushing, so that the particle diameters of the ground solid cultures are different, and the subsequent cell culture is influenced.

Accordingly, based on the above technical problems, it is necessary for those skilled in the art to develop a pre-grinding apparatus.

Disclosure of Invention

The utility model aims to provide a pre-grinding device.

In order to achieve the above object, the present utility model provides the following technical solutions:

the pre-grinding device comprises a ball mill, wherein a feeding pipe is fixedly communicated with a right side feeding port of the ball mill, and one end, far away from the ball mill, of the feeding pipe is fixedly communicated with a pre-grinding assembly for pre-grinding materials;

the pre-grinding assembly includes a primary grinding member disposed at an upper interior end of the grinding tank, a screen member, and a grinding member.

Further, the screening element is disposed inside the grinding tank below the primary pulverizing element, and the grinding element is disposed inside the grinding tank below the bottom end of the outer wall of the screening element.

Further, the first crushing part comprises two crushing rollers, the front end and the rear end of the outer wall of each crushing roller are rotationally connected with the two sides of the front end and the rear end of the inner wall of the grinding tank, and the top end of the inner wall of the grinding tank is fixedly communicated with a feed inlet above the opposite side.

Further, the outer wall front end of the grinding tank and the positions corresponding to the two grinding rollers are all rotationally connected with a transmission gear, the outer wall rear end of the transmission gear is fixed with the outer wall front end of the grinding roller at the corresponding position, the outer wall rear end of the grinding tank and any one of the positions corresponding to the grinding rollers are fixed with a rotating motor, and an output shaft of the rotating motor is fixed with the outer wall rear end of the grinding roller.

Further, the screening part comprises a fixed frame, the outer wall of the fixed frame is fixed with the inner wall of the grinding tank, a mesh screen plate is arranged on the inner wall of the fixed frame, and the outer wall side end of the mesh screen plate is fixed with the inner wall of the fixed frame through a spring.

Further, the through hole has been seted up on the outer wall right side of fixed frame, the inner wall of through-hole is provided with the drive plate, the outer wall left side of drive plate is fixed with the right side outer wall of mesh sieve, the inner wall right side of grinding jar just is located the below of drive plate and is fixed with the vibration exciter, the right-hand member of drive plate passes the outer wall right side of grinding jar and is fixed with the top of vibration exciter.

Further, gather the hopper just to be located the below of fixed frame of inner wall of grinding jar, the grinding part includes the stopper, the outer wall of stopper is fixed with the inner wall downside of grinding jar, the stopper is located the below of gathering the hopper feed opening and has seted up the grinding groove.

Further, the inner wall bottom of grinding groove is the arc setting, the inner wall bottom of grinding groove is provided with the grinding roller, the outer wall of grinding roller rotates with the inner wall of grinding groove to be connected.

Further, the outer wall of grinding roller and the inner wall junction of grinding groove all inlay and have the grinding ball, the grinding ball is convex setting, the outer wall bottom of stopper just is provided with driving motor under the outer wall bottom of grinding roller.

Further, the outer wall both sides of driving motor are fixed through the outer wall bottom center department of mount and stopper, driving motor's outer wall top is through the outer wall bottom mounting of output shaft and grinding roller, the blanking mouth has been seted up in the outer wall bottom department that corresponds with the grinding groove to the outer wall bottom of stopper.

In the technical scheme, the pre-grinding device provided by the utility model has the following beneficial effects:

according to the utility model, the crushing roller is driven to rotate by the arranged rotating motor so as to crush the just-dropped solid culture for the first time, the crushed solid culture is screened under the action of the vibrating mesh screen plate, the situation that the grinding groove is blocked by the large-particle solid culture is avoided, and the subsequent grinding and crushing of the solid culture are facilitated;

according to the utility model, the grinding roller is driven to rotate by the driving motor, so that the grinding roller is matched with the grinding groove to grind and crush the dropped solid culture under the action of the grinding balls, and the particle volume of the solid culture when entering the ball mill can be reduced again by the mode, so that the subsequent crushing efficiency of the ball mill on the solid culture can be improved, the crushing effect on the solid culture can be improved, and the solid culture is more convenient for subsequent experimental personnel to use.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for those skilled in the art.

Fig. 1 is a schematic diagram of an overall structure of a front view of a pre-grinding device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a pre-grinding apparatus according to an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the pre-grinding device shown in FIG. 1A according to an embodiment of the present utility model;

fig. 4 is a schematic view of an external structure of a screening member in a top view of a pre-grinding device according to an embodiment of the present utility model;

fig. 5 is a schematic perspective view of a polymeric hopper in a pre-grinding device according to an embodiment of the present utility model;

fig. 6 is a schematic perspective view of a crushing roller in a pre-crushing device according to an embodiment of the present utility model.

Reference numerals illustrate: 100. ball mill; 110. a feed pipe; 200. a milling tank; 210. a transmission gear; 211. a pulverizing roller; 300. a fixed frame; 301. a spring; 310. a mesh screen plate; 320. a vibration exciter; 321. a drive plate; 400. a gathering hopper; 500. a limiting block; 510. grinding the groove; 520. a grinding roller; 521. grinding balls; 530. and driving the motor.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

See fig. 1-6;

the pre-grinding device comprises a ball mill 100, wherein a feeding pipe 110 is fixedly communicated with a right side feeding port of the ball mill 100, the ball mill 100 is arranged for re-grinding solid cultures, the feeding pipe 110 is arranged for conveying the solid cultures falling in a grinding tank 200 into the ball mill 100 for re-treatment, one end of the feeding pipe 110 far away from the ball mill 100 is fixedly communicated with a pre-grinding assembly for pre-grinding the materials, the pre-grinding assembly comprises a primary grinding part, a screening part and a grinding part, the primary grinding part is arranged at the upper end of the interior of the grinding tank 200, the primary grinding part comprises two grinding rollers 211, the number of the grinding rollers 211 is two, the rotating grinding rollers 211 can cut and grind the solid cultures just conveyed, the front end and the rear end of the outer wall of the two grinding rollers 211 are rotationally connected with the two sides of the front end and the rear end of the inner wall of the grinding tank 200, the front and rear ends of the crushing roller 211 are rotatably connected with the upper parts of the front and rear ends of the inner wall of the grinding tank 200 through rotating shafts, the top end of the inner wall of the grinding tank 200 is fixedly communicated with a feed inlet at the upper part of the opposite side, the front end of the outer wall of the grinding tank 200 is rotatably connected with a transmission gear 210 at the position corresponding to the two crushing rollers 211, the rear end of the outer wall of the transmission gear 210 is fixedly connected with the front end of the outer wall of the crushing roller 211 at the corresponding position, the transmission gear 210 is arranged so that any one crushing roller 211 can simultaneously drive the other crushing roller 211 to rotate in the opposite direction during rotation, thus the primary crushing treatment can be carried out on the solid culture falling from the feed inlet, the rear end of the transmission gear 210 is fixedly connected with the rotating shaft at the front end of the crushing roller 211, the rear end of the outer wall of the grinding tank 200 is fixedly provided with a rotating motor at the position corresponding to any one crushing roller 211, an output shaft of the rotating motor is fixed with the rear end of the outer wall of the crushing roller 211, and the rotating motor is arranged to provide power for the rotation of the crushing roller 211;

the screening member is disposed inside the grinding tank 200 and below the primary pulverizing member, the screening member includes a fixing frame 300, an outer wall of the fixing frame 300 is fixed to an inner wall of the grinding tank 200, a mesh screen plate 310 is disposed on the inner wall of the fixing frame 300, an outer wall side end of the mesh screen plate 310 is fixed to the inner wall of the fixing frame 300 through a spring 301, the disposed mesh screen plate 310 can be fixed to the inner wall of the fixing frame 300 through the spring 301, and the disposed spring 301 can improve a vibration effect of the mesh screen plate 310 while fixing the mesh screen plate 310, so that the mesh screen plate 310 can screen solid cultures pulverized by the pulverizing roller 211 in a vibration process, solid cultures having larger particles are prevented from falling into the grinding member, through holes are disposed on the right side of the outer wall of the fixing frame 300, the inner wall of the through hole is provided with a transmission plate 321, the left side of the outer wall of the transmission plate 321 is fixed with the right outer wall of the mesh screen plate 310, the right side of the inner wall of the grinding tank 200 and positioned below the transmission plate 321 are fixedly provided with a vibration exciter 320, the right end of the transmission plate 321 penetrates through the right side of the outer wall of the grinding tank 200 and is fixed with the top end of the vibration exciter 320, the right side of the outer wall of the grinding tank 200 is provided with a vibration groove for vibrating the transmission plate 321 at the joint with the transmission plate 321, the vibration exciter 320 can vibrate the transmission plate 321 after being electrified and started, and the transmission plate 321 can transmit vibration to the mesh screen plate 310, so that the mesh screen plate 310 can vibrate, and the screened solid culture can be prevented from being accumulated on the mesh screen plate 310;

the grinding part sets up in grinding jar 200 inside and be located screening part's outer wall bottom below, grinding jar 200's inner wall and the below that is located fixed frame 300 are fixed with and gather hopper 400, the solid culture homoenergetic after the setting gathers hopper 400 and can carry to grinding inslot 510, grinding part includes stopper 500, the outer wall of stopper 500 and the inner wall downside of grinding jar 200 are fixed, stopper 500 is located the below that gathers hopper 400 feed opening and has offered grinding inslot 510, the inner wall bottom of grinding inslot 510 is the arc setting, the inner wall bottom of grinding inslot 510 is provided with grinding roller 520, the outer wall of grinding roller 520 and the inner wall rotation of grinding inslot 510 are connected, grinding ball 521 is circular arc setting all inlayed with grinding ball 521 in the inner wall junction of grinding inslot 510, the grinding ball 521 of setting is in order to improve the grinding crushing effect to solid culture, the outer wall bottom of 500 and be located grinding roller 520's outer wall bottom downside is provided with driving motor 530, driving motor 530's outer wall both sides are through mount and stopper 500 outer wall bottom center department fixed, the outer wall of motor 530 is the bottom, the inner wall bottom of grinding roller 520 is provided with the arc setting up through the fixed output shaft, the setting up through the fixed roller 520 and the inner wall of grinding roller 520 and the inner wall that can fall into the fixed grinding roller 510 of grinding roller 510 through the fixed roller's the setting up through the fixed roller 500 and the inner wall of grinding roller 500 and the inner wall setting up through the fixed roller 500, the grinding roller can be matched with grinding roller 500 and grinding roller 500 can be set up and grinding roller 500 and grinding roller can be set up and grinding roller 500.

In the utility model, firstly, a person can convey solid cultures to be crushed into the grinding tank 200 through a feed inlet, then a rotating motor is started to enable two crushing rollers 211 to rotate, the crushing rollers 211 can crush the fallen solid cultures when rotating in opposite directions, crushed materials can fall onto a mesh screen plate 310, a vibration exciter 320 is arranged to enable a transmission plate 321 to vibrate after being electrified, the transmission plate 321 can transmit vibration onto the mesh screen plate 310, the arranged mesh screen plate 310 can perform vibration screening on the primarily crushed solid cultures through the reinforcing effect of a spring 301, the screened solid cultures can fall into a collecting hopper 400 and convey materials into a grinding groove 510 through the action of the collecting hopper 400, meanwhile, a driving motor 530 arranged can drive a grinding roller 520 to rotate, so that the grinding roller 520 can be matched with the grinding groove 510 to grind and crush the solid cultures again under the action of a grinding ball 521, and the ground materials can fall onto the bottom end of the grinding tank 200 under the action of a blanking hole and are conveyed into the grinding bowl mill 100 through a feed pipe 110;

when the device is not in use, a person can clean the solid culture screened on the mesh screen plate 310 by opening a cabinet door hinged with the front end of the grinding tank 200 at a position above the fixed frame 300, so that the solid culture can be reused conveniently.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The pre-grinding device comprises a ball mill (100), wherein a feeding pipe (110) is fixedly communicated with a right side feed inlet of the ball mill (100), and the pre-grinding device is characterized in that one end, far away from the ball mill (100), of the feeding pipe (110) is fixedly communicated with a pre-grinding assembly for pre-grinding materials;

the pre-grinding assembly includes a primary grinding member disposed at an inner upper end of a grinding tank (200), a sieving member, and a grinding member.

2. The pre-milling apparatus according to claim 1, wherein the screening element is arranged inside the milling tank (200) below the primary milling element, and wherein the milling element is arranged inside the milling tank (200) below the bottom end of the outer wall of the screening element.

3. The pre-grinding device according to claim 1, wherein the primary grinding component comprises two grinding rollers (211), the front and rear ends of the outer walls of the two grinding rollers (211) are rotatably connected with two sides of the front and rear ends of the inner wall of the grinding tank (200), and a feed port is fixedly communicated with the top end of the inner wall of the grinding tank (200) and located above the opposite side.

4. A pre-grinding device according to claim 3, wherein the front end of the outer wall of the grinding tank (200) is rotatably connected with a transmission gear (210) at the position corresponding to the two grinding rollers (211), the rear end of the outer wall of the transmission gear (210) is fixed with the front end of the outer wall of the grinding roller (211) at the corresponding position, the rear end of the outer wall of the grinding tank (200) is fixed with a rotating motor at the position corresponding to any one of the grinding rollers (211), and the output shaft of the rotating motor is fixed with the rear end of the outer wall of the grinding roller (211).

5. The pre-grinding device according to claim 1, wherein the screening means comprises a fixing frame (300), an outer wall of the fixing frame (300) is fixed to an inner wall of the grinding tank (200), a mesh screen plate (310) is provided on an inner wall of the fixing frame (300), and an outer wall side end of the mesh screen plate (310) is fixed to the inner wall of the fixing frame (300) through a spring (301).

6. The pre-grinding device according to claim 5, wherein a through hole is formed in the right side of the outer wall of the fixing frame (300), a transmission plate (321) is arranged on the inner wall of the through hole, the left side of the outer wall of the transmission plate (321) is fixed with the right side outer wall of the mesh screen plate (310), an exciter (320) is fixed on the right side of the inner wall of the grinding tank (200) and below the transmission plate (321), and the right end of the transmission plate (321) penetrates through the right side of the outer wall of the grinding tank (200) and is fixed with the top end of the exciter (320).

7. The pre-grinding device according to claim 5, wherein the inner wall of the grinding tank (200) is fixed with the aggregate hopper (400) below the fixed frame (300), the grinding component comprises a limiting block (500), the outer wall of the limiting block (500) is fixed with the bottom side of the inner wall of the grinding tank (200), and the limiting block (500) is positioned below the feed opening of the aggregate hopper (400) and provided with a grinding groove (510).

8. The pre-grinding device according to claim 7, wherein the bottom end of the inner wall of the grinding groove (510) is arc-shaped, a grinding roller (520) is arranged at the bottom end of the inner wall of the grinding groove (510), and the outer wall of the grinding roller (520) is rotatably connected with the inner wall of the grinding groove (510).

9. The pre-grinding device according to claim 8, wherein the connection parts of the outer wall of the grinding roller (520) and the inner wall of the grinding groove (510) are embedded with grinding balls (521), the grinding balls (521) are arranged in a circular arc shape, and a driving motor (530) is arranged at the bottom end of the outer wall of the limiting block (500) and under the bottom end of the outer wall of the grinding roller (520).

10. The pre-grinding device according to claim 9, wherein two sides of the outer wall of the driving motor (530) are fixed with the center of the bottom end of the outer wall of the limiting block (500) through a fixing frame, the top end of the outer wall of the driving motor (530) is fixed with the bottom end of the outer wall of the grinding roller (520) through an output shaft, and a blanking port is formed in the bottom end of the outer wall of the limiting block (500) at a position corresponding to the grinding groove (510).