CN216271974U - Powder conveying control system - Google Patents

Abstract

The application relates to the technical field of material conveying equipment, in particular to a flour conveying control system, which comprises a flour metering tank, a flour temporary storage tank and a first air inlet device; the flour metering tank is provided with a first feeding valve, a first discharging valve, a first air inlet valve and a first air outlet valve; a metering sensor is arranged at the bottom of the flour metering tank; the temporary flour storage tank is provided with a second feeding valve, a second discharging valve and a first filter; the first filter is provided with a second exhaust valve and a first back-blowing air inlet valve in parallel communication; the first discharge valve is connected with the second feeding valve through a pipeline; the first air inlet device is connected with the first air inlet valve or the first back-blowing air inlet valve through a first switching valve. The technical problem that the raw materials are easy to remain in conveying equipment to cause production cost increase in the prior art is effectively solved.

Description

Powder conveying control system

Technical Field

The application relates to the technical field of material conveying equipment, in particular to a powder conveying control system.

Background

In planning a production task, it is often necessary to plan the processing yield of the product, which often determines the required amount of raw material. However, since the raw material is easy to remain in the conveying equipment or the pipeline during the conveying process, especially, the powdery raw material (such as flour) is easy to remain in the conveying equipment, and dust is easy to form and float in the inner cavity of the equipment, so that the actually required amount of the raw material is greatly increased, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present application is to provide a powder conveying control system, which effectively solves the technical problem in the prior art that the raw material is easy to remain in the conveying equipment, resulting in an increase in the production cost.

In order to achieve the purpose, the application provides the following technical scheme:

a flour conveying control system comprises a flour metering tank, a flour temporary storage tank and a first air inlet device;

the flour metering tank is provided with a first feeding valve, a first discharging valve, a first air inlet valve and a first air outlet valve;

a metering sensor is arranged at the bottom of the flour metering tank;

the temporary flour storage tank is provided with a second feeding valve, a second discharging valve and a first filter;

the first filter is provided with a second exhaust valve and a first back-blowing air inlet valve in parallel communication;

the first discharge valve is connected with the second feeding valve through a pipeline;

the first air inlet device is connected with the first air inlet valve or the first back-blowing air inlet valve through a first switching valve.

Preferably, in the powder conveying control system, a flour mixing machine is further included;

the temporary flour storage tank is arranged above the dough mixer;

a second discharge valve of the temporary flour storage tank is connected with a feed inlet of the dough mixer;

and a pneumatic vibrator is arranged on the temporary flour storage tank.

Preferably, in the flour conveying control system, the number of the flour temporary storage tanks and the number of the flour-mixing machines are multiple;

and the second discharge valve of each flour temporary storage tank is connected with the feed inlet of the dough mixer in a one-to-one correspondence manner.

Preferably, in the above flour conveying control system, a flour storage tank and a screw conveyor are further included;

the flour storage tank is provided with a third discharge valve;

the spiral conveyor is obliquely arranged;

the feeding end of the screw conveyor is connected with the third discharge valve;

and the discharge end of the spiral conveyor is connected with the first feeding valve.

Preferably, in the flour conveying control system, the flour metering tank, the flour storage tank and the screw conveyer form a flour system together;

the flour system is a plurality of, a plurality of flour system sets up side by side.

Preferably, in the above flour conveying control system, the flour storage tank and/or the flour temporary storage tank is/are provided with a level sensor.

Preferably, in the powder conveying control system, the powder conveying control system further comprises a screening device and a raw material conveying tank;

the screening equipment is used for removing impurities in flour and conveying the flour to the flour storage tank through the raw material conveying tank.

Preferably, in the above powder conveying control system, a second air intake device is further included;

the flour storage tank is also provided with a third feeding valve and a second filter;

the second filter is communicated with a third exhaust valve and a second back-blowing air inlet valve in parallel;

the raw material conveying tank is provided with a fourth feeding valve, a fourth discharging valve, a fourth air inlet valve and a fourth air outlet valve;

the fourth discharge valve is connected with the third feeding valve through a pipeline;

and the second air inlet device is connected with the fourth air inlet valve or the second back-blowing air inlet valve through a second switching valve.

Preferably, in the powder conveying control system, a cleaning device is further included;

the screening equipment, the raw material conveying tank, the flour storage tank, the spiral conveyor, the flour metering tank and the flour temporary storage tank are all provided with cleaning valves;

and a liquid outlet pipe of the cleaning device is connected with the cleaning valve.

Preferably, in the above powder conveying control system, a drying device is further included;

and a drying air duct of the drying device is connected with the cleaning valve.

Compared with the prior art, the beneficial effects of this application are:

(1) in the operation process, the flour can be conveyed into the flour metering tank through the first feeding valve, and the flour amount in the flour metering tank is calculated by using the metering sensor until the flour amount in the flour metering tank reaches the required flour amount; after the measurement is finished, the first feeding valve is closed, the first air inlet valve is opened, the first air inlet device is communicated with the first air inlet valve, pure air is introduced into the flour metering tank by the first air inlet device so as to form a positive pressure environment in the flour metering tank, then a first discharging valve of the flour metering tank and a second feeding valve and a second exhaust valve of the flour temporary storage tank are opened, under the positive pressure environment, the flour in the flour metering tank can be easily conveyed to the flour temporary storage tank, under the action of air pressure, the flour in the flour metering tank can be guided to be smoothly conveyed to the flour temporary storage tank, but also can reduce flour dust floating in the inner cavity of the flour metering tank, is beneficial to reducing the actual required amount of flour and lowering the production cost, and effectively solves the technical problem that the production cost is increased because raw materials are easy to remain in conveying equipment in the prior art;

(2) the setting of first filter can play the effect that blocks to flour, be favorable to avoiding flour to follow the discharge of second discharge valve, and can also close second discharge valve, make first hot blast blowpipe device and first blowback admission valve intercommunication through first diverter valve, first hot blast blowpipe device lets in pure air toward first filter, can realize carrying out the blowback to first filter, thereby blow away the flour that stops on the first filter, make things convenient for the flour that stops on the first filter to retrieve in the jar is kept in to flour again, be favorable to reducing the actual required amount of flour and reduction in production cost equally.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a powder conveying control system according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a connection between a temporary flour storage tank and a flour-mixing machine of a flour conveying control system provided by an embodiment of the application;

FIG. 3 is a schematic diagram illustrating the connection of the sieving device, the material conveying tank and the flour storage tank of the flour conveying control system according to an embodiment of the present disclosure;

fig. 4 is a schematic connection diagram of a first filter (a second filter), a first blowback air intake valve (a second blowback air intake valve), and a second exhaust valve (a third exhaust valve) of a powder conveying control system according to an embodiment of the present disclosure;

fig. 5 is a schematic connection diagram of a cleaning device and a drying device of a powder conveying control system according to an embodiment of the present application.

In the figure:

100 is screening equipment, 200 is a raw material conveying tank, 210 is a fourth feeding valve, 220 is a fourth discharging valve, 230 is a fourth air inlet valve, 240 is a fourth air outlet valve, 300 is a flour storage tank, 310 is a third feeding valve, 320 is a third discharging valve, 330 is a second filter, 340 is a third air outlet valve, 350 is a second back-blowing air inlet valve, 400 is a screw conveyor, 500 is a flour metering tank, 510 is a first feeding valve, 520 is a first discharging valve, 530 is a first air inlet valve, 540 is a first exhaust valve, 550 is a metering sensor, 600 is a temporary flour storage tank, 610 is a second feeding valve, 620 is a second discharging valve, 630 is a first filter, 640 is a second exhaust valve, 650 is a first back-blowing air inlet valve, 660 is a pneumatic vibrator, 670 is a material level sensor, 700 is a dough mixer, 810 is a first air inlet device, 820 is a second air inlet device, 910 is a cleaning device, 920 is a drying device, and 930 is a third switching valve.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

In planning a production task, it is often necessary to plan the processing yield of the product, which often determines the required amount of raw material. However, since the raw material is easy to remain in the conveying equipment or the pipeline during the conveying process, especially, the powdery raw material (such as flour) is easy to remain in the conveying equipment, and dust is easy to form and float in the inner cavity of the equipment, so that the actually required amount of the raw material is greatly increased, and the production cost is increased. The embodiment provides a defeated whitewashed control system, has solved effectively and has had the raw materials to remain in conveying equipment easily among the prior art and lead to manufacturing cost to increase's technical problem.

Referring to fig. 1-5, an embodiment of the present application provides a flour conveying control system, which includes a flour metering tank 500, a flour temporary storage tank 600, and a first air intake device 810; the flour metering tank 500 is provided with a first feeding valve 510, a first discharging valve 520, a first air inlet valve 530 and a first air outlet valve 540; the bottom of the flour metering tank 500 is provided with a metering sensor 550; the temporary flour storage tank 600 is provided with a second feeding valve 610, a second discharging valve 620 and a first filter 630; the first filter 630 is provided with a second exhaust valve 640 and a first blowback intake valve 650 which are communicated in parallel; the first discharge valve 520 is connected to the second feed valve 610 through a pipe; the first air intake device 810 is connected to the first intake valve 530 or the first blowback intake valve 650 via a first switching valve (not shown).

More specifically, the first air vent valve 540 is mainly used to vent air in the flour measuring tank 500, so that the pressure in the flour measuring tank 500 is returned to normal pressure; referring to fig. 4, the first filter 630 is installed on the exhaust pipe of the temporary flour storage tank 600, the second exhaust valve 640 is disposed at the end of the exhaust pipe, a branch pipe is disposed between the first filter 630 and the second exhaust valve 640, and the first blowback intake valve 650 is disposed on the branch pipe; the metering sensor 550 can be a plurality of metering sensors 550, and the plurality of metering sensors 550 are used for measuring together, so that the error of measurement is reduced; the first air inlet device 810 comprises an air pump, the air inlet end of the air pump can be connected with a clean compressed air storage tank, dry, clean and almost sterile air can be provided through the clean compressed air storage tank, the air is prevented from carrying water vapor or impurities to influence the processing quality of the dough, bacteria can be reduced from being mixed into the dough processing, and the safety and the sanitation of the dough are guaranteed; the first switching valve is a three-way valve, and the first air intake device 810 is selectively connected with the first air intake valve 530 or the first blowback air intake valve 650 through switching of the first switching valve.

The beneficial effect of this embodiment is: (1) during operation, flour can be delivered into the flour metering tank 500 through the first feeding valve 510, and the amount of flour in the flour metering tank 500 is calculated by using the metering sensor 550 until the amount of flour in the flour metering tank 500 reaches the required amount of flour; after the measurement is finished, the first feeding valve 510 is closed, the first air intake valve 530 is opened, the first air intake device 810 is communicated with the first air intake valve 530, the first air intake device 810 introduces pure air into the flour metering tank 500 so as to form a positive pressure environment in the flour metering tank 500, the first discharge valve 520 of the flour metering tank 500 and the second feed valve 610 and the second vent valve 640 of the flour temporary storage tank 600 are then opened, under the positive pressure environment, the flour in the flour metering tank 500 can be easily conveyed into the flour temporary storage tank 600, under the action of air pressure, the flour in the flour metering tank 500 can be guided to be smoothly conveyed into the flour temporary storage tank 600, but also can reduce flour dust floating in the inner cavity of the flour metering tank 500, thus being beneficial to reducing the actual required amount of flour and lowering the production cost, and effectively solving the technical problem that the production cost is increased because raw materials are easy to remain in conveying equipment in the prior art; (2) the setting of first filter 630 can play the effect that blocks to flour, be favorable to avoiding flour to discharge from second discharge valve 640, and can also close second discharge valve 640, make first hot blast blowback admission valve 650 intercommunication through first diverter valve for first hot blast blowback device 810, first hot blast blowback device 810 lets in pure air toward first filter 630 in, can realize carrying out the blowback to first filter 630, thereby blow away the flour that stops on first filter 630, make things convenient for the flour that stops on first filter 630 to retrieve again in flour scratch pad 600, be favorable to reducing the actual required amount of flour and reduce manufacturing cost equally.

Further, in the present embodiment, a dough mixer 700 is further included; the temporary flour storage tank 600 is arranged above the dough mixer 700; the second discharge valve 620 of the temporary flour storage tank 600 is connected with the feed inlet of the dough mixer 700; the temporary flour storage tank 600 is provided with a pneumatic vibrator 660. The flour that is located flour-mixing machine 700 top is kept in jar 600 and can be flowed to the flour-mixing machine 700 under the effect of gravity smoothly in addition pneumatic vibrator 660 can be kept in jar 600 and produced the vibration to the flour, and the vibration is favorable to making the flour break away from on the jar 600 inner wall of keeping in the flour more easily for the difficult bonding of flour remains on the inner wall of jar 600 is kept in to the flour.

Further, in the present embodiment, the number of the flour temporarily storing tanks 600 and the number of the dough kneading machines 700 are plural; and the second discharge valve 620 of each flour temporary storage tank 600 is correspondingly connected with the feed inlet of the dough mixer 700. The multiple sets of dough kneaders 700 and the flour temporary storage tank 600 in one-to-one correspondence are beneficial to improving the dough kneading efficiency of the dough kneaders 700, and can also allow the dough kneaders 700 to be maintained in a rotating way, thereby being beneficial to reducing the occurrence of the condition that the dough kneaders 700 are easy to damage after long-term working.

Further, in the present embodiment, a flour storage tank 300 and a screw conveyor 400 are further included; the flour storage tank 300 is provided with a third discharge valve 320; the screw conveyor 400 is arranged obliquely; the feed end of the screw conveyor 400 is connected with the third discharge valve 320; the discharge end of the screw conveyor 400 is connected to a first feed valve 510. Through the screw conveyer 400 that the slope set up, not only satisfied the material transfer demand between flour storage tank 300 and flour metering tank 500, but also can be through the slew velocity of the inside screw axis of control screw conveyer 400 to control more reasonable defeated material speed.

Further, in the present embodiment, the flour metering tank 500, the flour storage tank 300, and the screw conveyor 400 together form a flour system; the flour system is a plurality of, and a plurality of flour systems are arranged in parallel. The arrangement of a plurality of flour systems can measure the required flour of different tasks respectively to store required flour in corresponding flour metering tank 500, so that corresponding flour metering tank 500 is conveyed to flour-mixing machine 700 to be processed into dough when corresponding tasks are carried out subsequently, and the whole production efficiency is favorably improved.

Further, in the present embodiment, the flour storage tank 300 and/or the flour temporary storage tank 600 are provided with a level sensor 670, and the level of the flour in the flour storage tank 300 or the flour temporary storage tank 600 can be determined by the level sensor 670. When the liquid level of the flour in the flour temporary storage tank 600 is at a high level, the second feeding valve 610 of the flour temporary storage tank 600 can be closed, and the flour conveying of the flour metering tank 500 is stopped; when the liquid level of the flour in the flour temporary storage tank 600 is at a low level, the first air inlet valve 530 of the flour metering tank 500 and the second air outlet valve 640 of the flour temporary storage tank 600 may be opened, so as to accelerate the conveying speed of the flour metering tank 500 for conveying the flour to the flour temporary storage tank 600.

Further, in the present embodiment, the system further includes a screening device 100 and a raw material conveying tank 200; the sieving apparatus 100 is used to remove impurities from the flour and transfer the flour to the flour storage tank 300 through the material transfer tank 200. Impurities in the flour can be removed through the screening device 100, and the situation that the impurities are mixed in the flour to cause impure quality of the dough is avoided.

Further, in the present embodiment, a second air intake device 820 is further included; the flour storage tank 300 is also provided with a third feeding valve 310 and a second filter 330; the second filter 330 is provided with a third exhaust valve 340 and a second blowback air inlet valve 350 in parallel communication; the material transfer tank 200 is provided with a fourth feed valve 210, a fourth discharge valve 220, a fourth intake valve 230 and a fourth exhaust valve 240; the fourth discharge valve 220 is connected to the third feed valve 310 through a pipe; the second air intake device 820 is connected to the fourth air intake valve 230 or the second blowback air intake valve 350 through a second switching valve. In the operation process, the fourth feeding valve 210 is closed, the fourth air inlet valve 230 is opened, the second air inlet device 820 is communicated with the fourth air inlet valve 230, pure air is introduced into the raw material conveying tank 200 through the second air inlet device 820 so as to form a positive pressure environment in the raw material conveying tank 200, then the fourth discharging valve 220 of the raw material conveying tank 200 and the third feeding valve 310 and the third exhaust valve 340 of the flour storage tank 300 are opened, under the positive pressure environment, flour in the raw material conveying tank 200 can be easily conveyed into the flour storage tank 300, and under the action of air pressure, not only can the flour in the raw material conveying tank 200 be guided to be smoothly conveyed into the flour storage tank 300, but also flour dust can be reduced to float in the inner cavity of the raw material conveying tank 200, so that the actual required amount of the flour can be reduced, and the production cost can be reduced.

More specifically, also when the level of flour within the flour storage tank 300 is at a high level, the third feed valve 310 of the flour storage tank 300 may be closed and the flour delivery of the feedstock delivery tank 200 stopped; when the level of flour in the flour storage tank 300 is at a low level, the fourth intake valve 230 of the material transfer tank 200 and the third exhaust valve 340 of the flour storage tank 300 may be opened to increase the transfer rate of flour from the material transfer tank 200 to the flour storage tank 300.

Further, in this embodiment, a cleaning device 910 is further included; the screening device 100, the raw material conveying tank 200, the flour storage tank 300, the screw conveyor 400, the flour metering tank 500 and the flour temporary storage tank 600 are all provided with cleaning valves (not shown in the figure); the outlet pipe of the cleaning device 910 is connected to a cleaning valve. Utilize the clear water to wash each equipment and each pipeline through belt cleaning device 910, can wash the remaining raw materials of each equipment inner wall, not only be favorable to reducing the remaining raw materials of each equipment to the influence of the accurate ration operation of the raw materials of remaining to next time that significantly reduces, but also can prevent that remaining raw materials from piling up inside each equipment for a long time, be favorable to avoiding remaining the rotten quality that influences the processing dough of raw materials.

Further, in this embodiment, a drying device 920 is further included; the drying air duct of the drying device 920 is connected with the cleaning valve. Because cleaning device 910 utilizes the clear water to each equipment washing back, no matter each equipment or the pipeline of being connected between the equipment all remain clear water, remaining clear water can influence the processing quality of next dough processing operation equally, can export hot-blast drying to each equipment and pipeline through drying device 920, realize drying each equipment and pipeline, the clear water that has significantly reduced remains, is favorable to guaranteeing that next processing operation can normally go on.

More specifically, the drying path of the drying device 920 for each equipment is the same as the cleaning path of the cleaning device 910 for each equipment, and the water outlet pipe of the cleaning device 910 and the drying duct of the drying device 920 are switched by the third switching valve 930.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A flour conveying control system is characterized by comprising a flour metering tank, a flour temporary storage tank and a first air inlet device;

the flour metering tank is provided with a first feeding valve, a first discharging valve, a first air inlet valve and a first air outlet valve;

a metering sensor is arranged at the bottom of the flour metering tank;

the temporary flour storage tank is provided with a second feeding valve, a second discharging valve and a first filter;

the first filter is provided with a second exhaust valve and a first back-blowing air inlet valve in parallel communication;

the first discharge valve is connected with the second feeding valve through a pipeline;

the first air inlet device is connected with the first air inlet valve or the first back-blowing air inlet valve through a first switching valve.

2. A powder delivery control system as defined in claim 1, further comprising a dough mixer;

the temporary flour storage tank is arranged above the dough mixer;

a second discharge valve of the temporary flour storage tank is connected with a feed inlet of the dough mixer;

and a pneumatic vibrator is arranged on the temporary flour storage tank.

3. The flour conveying control system as claimed in claim 2, wherein the number of the flour temporary storage tanks and the number of the dough kneading machines are plural;

and the second discharge valve of each flour temporary storage tank is connected with the feed inlet of the dough mixer in a one-to-one correspondence manner.

4. A flour delivery control system as defined in claim 1, further comprising a flour storage tank and a screw conveyor;

the flour storage tank is provided with a third discharge valve;

the spiral conveyor is obliquely arranged;

the feeding end of the screw conveyor is connected with the third discharge valve;

and the discharge end of the spiral conveyor is connected with the first feeding valve.

5. A flour feed control system as defined in claim 4 wherein the flour metering tank, the flour storage tank and the screw conveyor together form a flour system;

the flour system is a plurality of, a plurality of flour system sets up side by side.

6. A flour delivery control system as claimed in claim 4, wherein the flour storage tank and/or the flour buffer tank is provided with a level sensor.

7. The powder delivery control system of claim 6, further comprising a screening device and a material delivery tank;

the screening equipment is used for removing impurities in flour and conveying the flour to the flour storage tank through the raw material conveying tank.

8. The powder delivery control system of claim 7, further comprising a second air inlet means;

the flour storage tank is also provided with a third feeding valve and a second filter;

the second filter is communicated with a third exhaust valve and a second back-blowing air inlet valve in parallel;

the raw material conveying tank is provided with a fourth feeding valve, a fourth discharging valve, a fourth air inlet valve and a fourth air outlet valve;

the fourth discharge valve is connected with the third feeding valve through a pipeline;

and the second air inlet device is connected with the fourth air inlet valve or the second back-blowing air inlet valve through a second switching valve.

9. A powder delivery control system as defined in claim 8, further comprising a cleaning device;

the screening equipment, the raw material conveying tank, the flour storage tank, the spiral conveyor, the flour metering tank and the flour temporary storage tank are all provided with cleaning valves;

and a liquid outlet pipe of the cleaning device is connected with the cleaning valve.

10. The powder delivery control system of claim 9, further comprising a drying device;

and a drying air duct of the drying device is connected with the cleaning valve.

Images