CN220371543U

CN220371543U - Multistage screening machine

Info

Publication number: CN220371543U
Application number: CN202321001942.2U
Authority: CN
Inventors: 谢同水; 朱冬冬; 朱杰
Original assignee: Dancheng Zhengxing Powder Industry Co ltd
Current assignee: Dancheng Shengyuan Food Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2024-01-23
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to a multistage screening machine, which belongs to the technical field of screening machines and comprises a bearing bottom plate, a screening machine case and a screening filter screen, wherein a spring base is uniformly and fixedly arranged at the top of the bearing bottom plate. According to the utility model, the gaps of the multiple groups of screening filter screens are sequentially reduced from top to bottom, the chassis base is arranged at the spring base at the top of the bearing bottom plate, the vibrating motor at the outer wall of the chassis base is started to drive the screening machine chassis to vibrate, flour raw materials pass through the material guide pipe to the inner wall of the bearing bottom plate through the material guide hopper, the screening filter screens arranged at the top of the bearing frame can screen the introduced flour, the gaps of the multiple groups of screening filter screens are sequentially reduced from top to bottom, so that the flour raw materials can be classified and screened, the screened large-particle raw materials can be discharged through the material discharge pipes arranged in a staggered manner to be collected, and the bottom material guide plate can discharge the finally screened flour raw materials from the material discharge pipes to be collected.

Description

Multistage screening machine

Technical Field

The utility model relates to the technical field of screening machines, in particular to a multistage screening machine.

Background

When flour is processed, a sieving machine is required to be used for sieving out larger particle impurities in the flour and carrying out multistage sieving on the flour, so that the subsequent production and processing are facilitated.

Through retrieving, the chinese patent of present publication No. CN216261917U discloses a multistage screening mechanism of flour, simple structure, low in manufacturing cost has multistage screening mechanism, can freely assemble, improves the screening efficiency to flour greatly, and the flour filter screen can freely be changed, also can clear up through taking down the filter screen when the filter screen blocks up simultaneously, has greatly improved work efficiency.

The technical scheme has the following defects that the multi-stage screening machine structure can splice a plurality of groups of screening mechanisms for assembly, the assembled connecting part is easy to loosen in the vibration process, so that flour leakage is caused, the flour screening efficiency is influenced, the screens are arranged in parallel, screening particles are difficult to discharge, the screening efficiency is lower, the multi-stage screening machine is firstly provided for carrying out multi-stage screening on flour, the multi-stage screening machine has better overall strength, the screened flour is conveniently discharged in a grading mode, and the screening efficiency of the flour is improved.

In view of this, the present utility model provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides a multistage screening machine, which solves the problems raised by the background, can carry out multistage screening on flour, has better overall strength, is convenient for the classified discharge of the screened flour, and improves the screening efficiency of the flour.

The scheme for solving the technical problems is as follows: the utility model provides a multistage screening machine, includes bearing bottom plate, screening machine case and screening filter screen, the even fixed mounting in top of bearing bottom plate has the spring base, the equal fixed mounting in top of spring base has the quick-witted case base, the equal fixed mounting in both sides of quick-witted case base has vibrating motor, screening machine case fixed mounting is at the top of quick-witted case base, the even fixed mounting of the inner wall of screening machine case has the bearing frame, the bearing frame evenly is provided with the multiunit at the inner wall of screening machine case, the bottom bearing frame has the derivation board through the screw mounting, the outer wall of screening machine case corresponds the equal fixed intercommunication in multiunit bearing frame's bottom position and has the material discharging pipe, the fixed intercommunication in top of screening machine case has the guide pipe, the fixed intercommunication in top of guide pipe has the guide hopper.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the plurality of groups of bearing frames are obliquely arranged in a staggered mode in the screening machine case.

Further, screw grooves are uniformly formed in the inner wall of the bearing frame, and through holes are formed in the screening filter screen corresponding to the screw grooves.

Further, the bearing frame is connected with the screening filter screen through screws, and the gap of the screening filter screen is sequentially reduced from top to bottom.

Further, the bottom edge of machine case base fixed mounting has ripple dust cover, the bottom of ripple dust cover and the top fixed connection of bearing bottom plate.

Further, a sealing door is arranged on the front surface of the screening machine case, and an observation window is arranged on the sealing door.

Further, the mounting holes matched with the discharge pipes are formed in the two sides of the screening machine case, and the inner walls of the mounting holes are fixedly connected with the discharge pipes.

Further, the top of screening machine case has seted up the mounting hole with the guide pipe looks adaptation, and the inner wall and the guide pipe fixed connection of mounting hole.

The utility model provides a multistage screening machine, which has the following advantages:

1. the sealing door is opened, a plurality of groups of screening filter screens with different apertures are arranged at the bearing frame through screws according to the required screening grades, and the discharging pipe corresponding to the non-arranged screening filter screen can be covered by a sealing cover to prevent flour from drifting out, so that the multi-grade screening machine can adjust screening grades according to the requirements;

2. the space of multiunit screening filter screen reduces from top to bottom in proper order, chassis base installs the spring base department at the bearing bottom plate top, the vibrating motor of starting chassis base outer wall can drive the screening machine case and vibrate, the flour raw materials passes the inner wall that the passage passed the baffle to the bearing bottom plate through the guide hopper, the screening filter screen of bearing frame top installation can sieve the incoming flour, multiunit screening filter screen's space reduces in proper order from top to bottom for the flour raw materials can be classified screening, the big granule raw materials of screening out can be discharged through the row material pipe that staggers the setting and collect, the bottom export board can collect the flour raw materials of last screening off from row material pipe discharge, such multistage screening machine structure can carry out multistage screening to flour, have better bulk strength, be convenient for with the flour classification discharge of screening out, improve the screening efficiency of flour.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of a multistage screening machine according to an embodiment of the present utility model;

FIG. 2 is a front view of a multi-stage screen machine according to one embodiment of the present utility model;

FIG. 3 is a schematic view of a load-bearing frame in a multi-stage screen machine according to one embodiment of the present utility model;

fig. 4 is a schematic structural view of a screening screen in a multi-stage screening machine according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a bearing bottom plate; 2. screening machine case; 3. a spring base; 4. a chassis base; 5. a vibration motor; 6. a load-bearing frame; 7. screening a filter screen; 8. a lead-out plate; 9. a discharge pipe; 10. a material guiding pipe; 11. a guide hopper; 12. a corrugated dust cover; 13. sealing the door; 14. and an observation window.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a multistage screening machine, including load-bearing bottom plate 1, screening machine case 2 and screening screen 7, the even fixed mounting in top of load-bearing bottom plate 1 has spring base 3, the top fixed mounting of spring base 3 has quick-witted case base 4, the equal fixed mounting in both sides of quick-witted case base 4 has vibrating motor 5, screening machine case 2 fixed mounting is at the top of quick-witted case base 4, the even fixed mounting of inner wall of screening machine case 2 has bearing frame 6, bearing frame 6 evenly is provided with the multiunit at the inner wall of screening machine case 2, bottom bearing frame 6 has export board 8 through the screw mounting, the outer wall of screening machine case 2 corresponds the bottom position of multiunit bearing frame 6 and all is fixed to communicate and has row material pipe 9, the fixed intercommunication in top of screening machine case 2 has guide pipe 10, the fixed intercommunication in top of guide pipe 10 has guide hopper 11.

Preferably, multiple groups of load-bearing frames 6 are arranged in a staggered and inclined manner in the screening machine housing 2.

Preferably, screw grooves are uniformly formed in the inner wall of the bearing frame 6, and through holes are formed in the screening filter screen 7 corresponding to the screw grooves.

Preferably, the bearing frame 6 is connected with the screening screen 7 by screws, and the gaps of the screening screen 7 are sequentially reduced from top to bottom.

Preferably, the bottom edge of the chassis base 4 is fixedly provided with a corrugated dust cover 12, and the bottom end of the corrugated dust cover 12 is fixedly connected with the top of the bearing bottom plate 1.

Preferably, the front surface of the screen housing 2 is provided with a sealing door 13, and the sealing door 13 is provided with an observation window 14.

Preferably, the two sides of the screening machine case 2 are provided with mounting holes matched with the discharge pipes 9, and the inner walls of the mounting holes are fixedly connected with the discharge pipes 9.

Preferably, a mounting hole matched with the material guiding pipe 10 is formed in the top of the screening machine case 2, and the inner wall of the mounting hole is fixedly connected with the material guiding pipe 10.

The specific working principle and the using method of the utility model are as follows: the sealing door 13 is opened, a plurality of groups of screening filter screens 7 with different apertures are installed at the bearing frame 6 through screws according to the required screening grade, the material discharging pipes 9 corresponding to the screening filter screens 7 are not installed, the sealing cover can be covered to prevent flour from drifting out, gaps of the screening filter screens 7 of the plurality of groups are sequentially reduced from top to bottom, the case base 4 is installed at the spring base 3 at the top of the bearing bottom plate 1, the vibrating motor 5 on the outer wall of the case base 4 can drive the case 2 of the screening machine to vibrate, flour raw materials pass through the material guiding hopper 11 to the inner wall of the bearing bottom plate 1 through the material guiding pipes 10, the screening filter screens 7 installed at the top of the bearing frame 6 can screen the flour, the gaps of the screening filter screens 7 of the plurality of groups are sequentially reduced from top to bottom, the screened large-particle raw materials can be discharged through the material discharging pipes 9 which are arranged in a staggered mode, the bottom material guiding plate 8 can discharge the finally screened flour raw materials from the material discharging pipes 9 to collect, and the corrugated dust covers 12 can protect the spring base 3, and the service life of the machine is prolonged.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides a multistage screening machine, includes bearing bottom plate (1), screening machine case (2) and screening filter screen (7), its characterized in that: the utility model discloses a screening machine, including screening machine case (2), spring base (3) are evenly fixed mounting in the top of bearing bottom plate (1), the top fixed mounting of spring base (3) has quick-witted case base (4), the equal fixed mounting in both sides of quick-witted case base (4) has vibrating motor (5), screening machine case (2) fixed mounting is at the top of quick-witted case base (4), the even fixed mounting in inner wall of screening machine case (2) has bearing frame (6), bearing frame (6) evenly are provided with the multiunit at the inner wall of screening machine case (2), the bottom bearing frame (6) are installed through the screw and are derived board (8), the outer wall of screening machine case (2) corresponds the equal fixed intercommunication in bottom position of multiunit bearing frame (6) and has row material pipe (9), the fixed intercommunication in top of screening machine case (2) has guide pipe (10), the fixed intercommunication in top of guide pipe (10) has guide hopper (11).

2. Multistage screening machine according to claim 1, characterized in that groups of said load-bearing frames (6) are arranged in a staggered and inclined manner in the screening machine housing (2).

3. The multistage screening machine according to claim 1, wherein screw grooves are uniformly formed in the inner wall of the bearing frame (6), and through holes are formed in the screening screen (7) corresponding to the screw grooves.

4. The multistage screening machine according to claim 1, wherein the load-bearing frame (6) is connected with the screening screen (7) by screws, and the gaps of the screening screen (7) are sequentially reduced from top to bottom.

5. The multistage screening machine according to claim 1, wherein a corrugated dust cover (12) is fixedly installed at the bottom edge of the chassis base (4), and the bottom end of the corrugated dust cover (12) is fixedly connected with the top of the bearing bottom plate (1).

6. A multistage screening machine according to claim 1, wherein the front surface of the screening machine housing (2) is provided with a sealing door (13), the sealing door (13) being provided with an observation window (14).

7. The multistage screening machine according to claim 1, wherein mounting holes matched with the discharge pipe (9) are formed in two sides of the screening machine case (2), and the inner walls of the mounting holes are fixedly connected with the discharge pipe (9).

8. The multistage screening machine according to claim 1, wherein a mounting hole matched with the material guiding pipe (10) is formed in the top of the screening machine case (2), and the inner wall of the mounting hole is fixedly connected with the material guiding pipe (10).