CN215557251U

CN215557251U - Negative pressure feeding system for powder

Info

Publication number: CN215557251U
Application number: CN202121990028.6U
Authority: CN
Inventors: 张琦; 李娟�; 陈亭; 刘红
Original assignee: Shandong Fanyi Biotechnology Co ltd
Current assignee: Shandong Fanyi Biotechnology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-18
Anticipated expiration: 2031-08-23

Abstract

The application discloses a negative pressure feeding system for powder, which belongs to the technical field of powder feeding devices and comprises a storage bin, a filtering device and a vibration discharging device, wherein the storage bin is connected with the filtering device through a feeding pipe; the negative pressure feeding back device is arranged between the storage bin and the filtering device, the vibration discharging device is located at the lower end of the filtering device, the lower end of the vibration discharging device is connected with the feeding device, and the feeding device is connected with external production equipment. This application has the effect that reduces flour and splash, reduces the flour waste.

Description

Negative pressure feeding system for powder

Technical Field

The application relates to the technical field of powder loading attachment, especially, relate to a negative pressure feeding system for powder.

Background

At present, when food factories produce biscuits, puffed food and other products, raw materials such as flour and the like need to be added into production equipment for production and processing. In the related art, the flour is usually poured into the production equipment manually, or the flour bag is lifted to the upper part of the production equipment by a lifting machine, so that the flour is poured.

In view of the above-described related art, applicants have found that pouring flour into a production facility can cause the flour to splash around, resulting in waste.

SUMMERY OF THE UTILITY MODEL

The utility model provides a negative pressure feeding system for powder to the not enough of prior art existence, can reduce flour and splash to it is extravagant to reduce.

The technical scheme for solving the technical problems is as follows:

a negative pressure feeding system for powder comprises a storage bin, a filtering device and a vibration discharging device, wherein the storage bin is connected with the filtering device through a feeding pipe, and one end of the feeding pipe, which is far away from the filtering device, is inserted into the material in the storage bin; the negative pressure feeding back device is arranged between the storage bin and the filtering device, the vibration discharging device is located at the lower end of the filtering device, the lower end of the vibration discharging device is connected with the feeding device, and the feeding device is connected with external production equipment.

By adopting the technical scheme, when flour is added into production equipment, the negative pressure material returning device is started firstly, and generates negative pressure suction force, so that the flour in the storage bin can enter the interior of the filtering device through the feeding pipe for filtering and impurity removal; the flour which enters the filtering device and is filtered and subjected to impurity removal can partially return to the storage bin through the negative pressure material returning device, and partially fall into the vibrating blanking device, and the vibrating blanking device is used for realizing vibrating blanking and enters the feeding device, so that the feeding process of production equipment is finally realized; through negative pressure feed back device and vibration unloader, can realize the control to flour material loading volume, reduce flour and block up the material loading pipeline to realized the circulation material loading process of whole pipeline, not directly communicate with external environment, reducible flour splashes, thereby it is extravagant to reduce.

Furthermore, the negative pressure material returning device comprises a return air fan and a recovery pipe, one end of the recovery pipe is connected with the filtering device, and the other end of the recovery pipe is inserted into the bottom in the storage bin; the return air fan is arranged on the recovery pipe.

By adopting the technical scheme, the air return fan can generate negative pressure suction force, so that flour in the storage bin can enter the interior of the filtering device through the feeding pipe; a part of the flour entering the filtering device can fall into the vibrating blanking device, and the production equipment is fed; and one part returns to the storage bin through the return air fan and the recovery pipe, so that the circulating feeding process of the whole pipeline is realized.

Furthermore, one end of the recovery pipe, which is far away from the storage bin, is connected to the top of the filtering device.

Through adopting above-mentioned technical scheme, can make the flour at filter equipment top circulate in being taken out to the storage silo by priority to make the flour of filter equipment bottom can get into vibration unloader's inside smoothly, realize the vibration unloading process, carry out the material loading to production facility, guarantee the material loading efficiency to production facility.

Further, a secondary filter is installed on the recovery pipe and located between the filtering device and the return air fan.

By adopting the technical scheme, the secondary filter on the recovery pipe can filter the flour filtered by the filtering device again, and then the flour returns to the interior of the storage bin through the air return fan; the secondary filter is positioned between the filtering device and the return air fan, so that impurities in the flour can be reduced to enter the return air fan, the return air fan is damaged, and the drawing force of the return air fan is ensured.

Further, the filtering device is a cloth bag filter.

By adopting the technical scheme, the bag filter has the advantages of high filtering precision, large treatment capacity, low cost, convenience and quickness in use and maintenance, flour can be filtered in a large amount, the impurity removal process of the flour is realized, and the feeding efficiency and quality of the flour are ensured.

Further, the feeding device is a screw conveyor.

Through adopting above-mentioned technical scheme, screw conveyer can last the propelling movement to the flour to the realization is to the continuous material loading process of production facility.

In summary, compared with the prior art, the beneficial effects of the above technical scheme are:

(1) through the negative pressure material returning device and the vibration blanking device, the control on the flour feeding amount can be realized, the blockage of flour on a feeding pipeline is reduced, the circular feeding process of the whole pipeline is realized, the pipeline is not directly communicated with the external environment, the flour splashing can be reduced, and the waste is reduced;

(2) One end of the recovery pipe, which is far away from the storage bin, is connected to the top of the filtering device, so that flour at the top of the filtering device can be preferentially pumped back into the storage bin for circulation, and the flour at the bottom of the filtering device can smoothly enter the vibrating blanking device, thereby realizing the vibrating blanking process, feeding production equipment and ensuring the feeding efficiency of the production equipment;

(3) the secondary filter is positioned between the filtering device and the return air fan, so that impurities in the flour can be reduced to enter the return air fan, the return air fan is damaged, and the drawing force of the return air fan is guaranteed.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a sectional view of a storage bin in an embodiment of the present application.

Description of reference numerals: 1. a storage bin; 2. a filtration device; 3. a vibration blanking device; 4. feeding pipes; 5. a negative pressure material returning device; 51. a return air fan; 52. a recovery pipe; 6. a feeding device; 7. and a secondary filter.

Detailed Description

The principles and features of the present application are described below in conjunction with the accompanying fig. 1-2, which are provided by way of example to illustrate the present application and not to limit the scope of the present application.

The embodiment of the application discloses negative pressure feeding system for powder.

Referring to fig. 1, the negative pressure feeding system comprises a storage bin 1 for storing flour, a filtering device 2 for filtering and removing impurities from flour, a negative pressure feeding back device 5 for extracting and recovering flour, a vibration discharging device 3 for vibration discharging, and a production facility for feeding materials to the production facility.

Referring to fig. 1 and 2, a storage bin 1 is connected with a filtering device 2 through a feeding pipe 4, and one end of the feeding pipe 4, which is far away from the filtering device 2, is inserted into the material in the storage bin 1; and the negative pressure feed back device 5 is positioned between the storage bin 1 and the filtering device 2, and the vibration blanking device 3 is connected to the lower end of the filtering device 2. When the negative pressure feed back device 5 generates negative pressure suction force, flour in the storage bin 1 can enter the interior of the filtering device 2 through the feeding pipe 4 for filtering and impurity removal; a part of the flour entering the filtering device 2 can return to the storage bin 1 through the negative pressure material returning device 5, and a part of the flour falls into the vibration discharging device 3, so that the vibration discharging process is realized.

The filtering device 2 is a cloth bag filter, can filter flour in a large number, and has high filtering precision so as to realize the impurity removal process of the flour, thereby ensuring the feeding efficiency and quality of the flour.

Referring to fig. 1 and 2, the negative pressure material returning device 5 includes a return air blower 51 and a recovery pipe 52, one end of the recovery pipe 52 is connected to the filtering device 2, the other end is inserted into the bottom of the storage silo 1, and the return air blower 51 is installed on the recovery pipe 52. The air return fan 51 can generate negative pressure suction force, so that flour in the storage bin 1 can enter the filtering device 2 through the feeding pipe 4; so that a part of the flour filtered by the filtering device 2 falls into the vibrating blanking device 3 and the production equipment is fed; and a part of the waste water is returned to the storage bin 1 through a return air fan 51 and a recovery pipe 52, so that the circulating feeding process of the whole pipeline is realized.

Referring to fig. 1, the one end that storage silo 1 was kept away from to recovery tube 52 is connected in the top of filter equipment 2, and the one end that storage silo 1 was kept away from to material loading pipe 4 is connected in filter equipment 2 by lower position department for the flour at filter equipment 2 top can be preferentially taken out and circulate in storage silo 1, thereby make the flour of filter equipment 2 bottom can get into the inside of vibration unloader 3 smoothly, carry out the vibration unloading, guarantee the material loading efficiency to production facility.

Referring to fig. 1, the recovery pipe 52 is provided with a secondary filter 7, so that the flour filtered by the filtering device 2 is filtered again by the secondary filter 7 and then returned to the inside of the storage silo 1 through the return air fan 51. And the secondary filter 7 is positioned between the filter device 2 and the return air fan 51, so that impurities in the flour can be reduced to enter the return air fan 51 to damage the return air fan 51, and the draft of the return air fan 51 is ensured.

Referring to fig. 1, a feeding device 6 is connected to the lower end of the vibration discharging device 3, and the feeding device 6 is connected to an external production facility. The flour is obtained through vibration blanking by the vibration blanking device 3, and can enter the feeding device 6, and finally the feeding process of the production equipment is realized. Install high-frequency oscillator in the vibration unloader 3, and loading attachment 6 is screw conveyer, can last the propelling movement to the flour, realizes the material loading process that lasts to production facility.

The implementation principle of a negative pressure feeding system for powder in the embodiment of the application is as follows: when flour is added into production equipment, firstly, the negative pressure material returning device 5 is started, and the negative pressure material returning device 5 generates negative pressure suction force, so that the flour in the storage bin 1 can enter the interior of the filtering device 2 through the feeding pipe 4 for filtering and impurity removal; a part of the filtered and impurity-removed flour entering the filtering device 2 can return to the storage bin 1 through the secondary filter 7, the return air fan 51 and the recovery pipe 52, so that the circulating feeding process of the whole pipeline is realized; one part falls into the interior of the vibration blanking device 3, vibration blanking is realized through the vibration blanking device 3, the part enters the interior of the feeding device 6, and finally the feeding process of the production equipment is realized.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a negative pressure feeding system for powder which characterized in that: the vibration feeding device comprises a storage bin (1), a filtering device (2) and a vibration discharging device (3), wherein the storage bin (1) is connected with the filtering device (2) through a feeding pipe (4), and one end, far away from the filtering device (2), of the feeding pipe (4) is inserted into the material in the storage bin (1); be equipped with negative pressure feed back device (5) between storage silo (1) and filter equipment (2), vibration unloader (3) are located the lower extreme of filter equipment (2), the lower extreme of vibration unloader (3) is connected with loading attachment (6), loading attachment (6) are connected with external production facility.

2. The negative pressure feeding system for powder of claim 1, wherein: the negative pressure material returning device (5) comprises a return air fan (51) and a recovery pipe (52), one end of the recovery pipe (52) is connected with the filtering device (2), and the other end of the recovery pipe is inserted into the bottom in the storage bin (1); the return air fan (51) is mounted on the recovery pipe (52).

3. The negative pressure feeding system for powder of claim 2, wherein: one end of the recovery pipe (52) far away from the storage bin (1) is connected to the top of the filtering device (2).

4. The negative pressure feeding system for powder of claim 2, wherein: and a secondary filter (7) is arranged on the recovery pipe (52), and the secondary filter (7) is positioned between the filtering device (2) and the return air fan (51).

5. The negative pressure feeding system for powder of claim 1, wherein: the filtering device (2) is a cloth bag filter.

6. The negative pressure feeding system for powder of claim 1, wherein: the feeding device (6) is a screw conveyor.