CN219340952U - Automatic control electric control system for pneumatic conveying - Google Patents

Abstract

The utility model relates to the technical field of pneumatic conveying and ash removal, in particular to a pneumatic conveying automatic control electric control system which comprises an ash warehouse and a plurality of ash collecting hopper box bodies, wherein the bottom of each ash collecting hopper box body is connected with a conveying pump, and the bottom of each conveying pump is provided with a conveying pipe, and the pneumatic conveying automatic control electric control system further comprises: the crushing and stirring component is arranged in the ash collecting funnel box body; a screen member connected below the pulverizing and stirring member; and the spiral conveying component is arranged in the conveying pipe. According to the utility model, the crushing and stirring component and the screening component are arranged, so that the ash amount in the ash collecting funnel box body can be sufficiently crushed and screened, and the ash amount caking and the blockage of the ash collecting funnel box body caused by impurities are prevented; simultaneously, the spiral conveying component is arranged, so that the ash amount in the conveying pipe can be conveyed rapidly, and the blockage of the conveying pipe can be effectively avoided.

Description

Automatic control electric control system for pneumatic conveying

Technical Field

The utility model relates to the technical field of pneumatic conveying and ash removal, in particular to an automatic pneumatic conveying control electric control system.

Background

The pneumatic conveying is also called air conveying, is a conveying mode for conveying granular materials in an airtight pipeline along the air flow direction by utilizing the energy of the air flow, is suitable for conveying particles and powder which are not easy to break, is a specific application of fluidization technology, and is widely applied to industries such as thermal power plants, chemical plants, cement plants, grain processing plants and the like.

The prior authorized public number is CN214827290U, which discloses an energy-saving pneumatic conveying ash removal system, comprising an ash collection funnel, a conveying pump, an ash warehouse, an ash hopper low level gauge, a pressure transmitter, an ash removal system DCS controller and an intelligent controller, wherein the lower end of the ash collection funnel is provided with an ash discharge pneumatic valve, a cone section position of the ash collection funnel is provided with a hole for installing the ash hopper low level gauge, an air inlet pipe is connected with an air inlet of the conveying pump, an ash removal system pipeline is connected with an air outlet of the conveying pump, the other end of the ash removal system pipeline is connected with the ash warehouse, and the air inlet pipe is provided with the pressure transmitter; the intelligent controller collects and analyzes signals of the ash bucket low level gauge and the pressure transmitter, and the intelligent controller controls operation parameter setting of the DCS controller of the ash removal system.

The pneumatic conveying ash removal system of the technology can automatically adjust conveying parameters according to ash quantity and conveying pressure, so that the purposes of saving energy, safely running and reducing the workload of operators are achieved. But once the ash quantity caking is more, and when impurity is too much, the ash quantity is when collecting the ash funnel temporary storage, leads to the collection ash funnel to stop up easily, and once the circulation speed of air is lower in communicating pipe, the ash quantity is attached to in communicating pipe easily to cause communicating pipe to stop up, and then lead to holistic conveying efficiency lower. In view of this, we propose an automatic control electric control system for pneumatic conveying.

Disclosure of Invention

In order to make up for the defects, the utility model provides an automatic pneumatic conveying control electric control system.

The technical scheme of the utility model is as follows:

the utility model provides a pneumatic conveying automatic control electrical system, includes ash storehouse and a plurality of album of ash funnel box, every album of ash funnel box top all is provided with sealed lid, and every album of ash funnel bottom half all is connected with the delivery pump, every delivery pump bottom all is provided with the conveyer pipe, every the conveyer pipe all communicates with the ash storehouse, still includes:

the crushing and stirring component is arranged in the ash collecting funnel box body, rotates along the inside of the ash collecting funnel box body and is used for crushing and stirring ash amount;

a screening member connected below the pulverizing and stirring member, which rotates with rotation of the pulverizing and stirring member, and which screens an amount of ash;

and the spiral conveying component is arranged in the conveying pipe, rotates along the interior of the conveying pipe and is used for conveying ash.

Preferably, the ash collecting funnel box body is internally provided with limiting grooves, and the two ends of the outer side of the ash collecting funnel box body are respectively provided with a first power source for driving the sealing cover to lift.

Preferably, the pulverizing and stirring member includes:

the main shaft, the main shaft upper end rotates to be connected on the sealing lid, and is provided with its pivoted second power supply of drive, the main shaft lower extreme rotates to set up in album grey funnel box, just main shaft lower extreme fixedly connected with a plurality of equidistance distribution smash the blade.

Preferably, the screening element comprises:

the filter screen plate, filter screen plate surface fixedly connected with spacing ring, the spacing ring activity sets up in the spacing inslot, just fixedly connected with driven shaft on the filter screen plate, driven shaft upper end rotates to be connected in the main shaft bottom.

Preferably, a driven gear is fixedly arranged on the driven shaft, a driving gear is meshed with the side edge of the driven gear, a driving shaft is fixedly connected to the driving gear, the upper end of the driving shaft is fixedly connected with the bottom of the main shaft, and the lower end of the driving shaft is rotatably connected with the filtering screen plate.

Preferably, the conveying pipe surface is fixedly sleeved with two mounting frames which are bilaterally symmetrical, the conveying pipe is fixedly connected with a connecting pipe, and the upper end of the connecting pipe is fixedly connected with the conveying pump.

Preferably, the screw conveyor part includes:

the screw rod rotates and sets up in the conveyer pipe, just a plurality of through-hole has been seted up on the screw rod surface, and a plurality of all be provided with dustproof filter screen in the through-hole, screw rod one end fixedly connected with conical gear two.

Preferably, the side edge above the second bevel gear is meshed with the first bevel gear, a connecting shaft is fixedly connected to the first bevel gear, the upper end of the connecting shaft penetrates through the conveying pipe and is rotationally connected with the conveying pipe, and a third power source for driving the connecting shaft to rotate is arranged at the penetrating end of the connecting shaft.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the crushing and stirring component and the screening component are arranged, so that the ash amount in the ash collecting funnel box body can be sufficiently crushed and screened, and the ash amount caking and impurity blocking of the ash collecting funnel box body are prevented, and the conveying efficiency is influenced; simultaneously, the spiral conveying component is arranged, so that the ash amount in the conveying pipe can be conveyed rapidly, the conveying pipe can be effectively prevented from being blocked, and the conveying efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the ash collection hopper box of the present utility model;

FIG. 3 is a schematic view of the pulverizing and stirring unit of the present utility model;

FIG. 4 is a schematic view of a filter screen deck according to the present utility model;

FIG. 5 is a schematic view of a conveying pipe structure according to the present utility model;

fig. 6 is a schematic view of the structure of the screw conveyor part of the present utility model.

In the figure: 1. an ash warehouse;

2. an ash collection funnel box body; 21. sealing cover; 22. a limit groove; 23. a cylinder; 24. crushing and stirring parts; 241. a rotating electric machine; 242. a main shaft; 243. a crushing blade; 244. filtering the sieve plate; 2441. a limiting ring; 2442. a drive shaft; 2443. a driven shaft;

3. a transfer pump;

4. a delivery tube; 41. a mounting frame; 42. a connecting pipe; 43. a screw conveying member; 431. a driving motor; 432. a first conical gear; 433. a second bevel gear; 434. a screw rod; 435. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, the present utility model is described in detail by the following embodiments:

the automatic pneumatic conveying control electric control system comprises an ash warehouse 1 and a plurality of ash collecting hopper box bodies 2, wherein sealing covers 21 are arranged above each ash collecting hopper box body 2, limiting grooves 22 are formed in each ash collecting hopper box body 2, first power sources for driving the sealing covers 21 to lift are arranged at two ends of the outer side of each ash collecting hopper box body 2, a conveying pump 3 is connected to the bottom of each ash collecting hopper box body 2, conveying pipes 4 are arranged at the bottom of each conveying pump 3, each conveying pipe 4 is communicated with the ash warehouse 1, two mounting frames 41 which are bilaterally symmetrical are fixedly sleeved on the surfaces of the conveying pipes 4, connecting pipes 42 are fixedly connected to the conveying pipes 4, and the upper ends of the connecting pipes 42 are fixedly connected with the conveying pumps 3;

it should be noted that the first power sources are all air cylinders 23, the bottom of each air cylinder 23 is fixedly connected to the side wall of the ash collecting hopper box body 2, and the piston rod of each air cylinder 23 is fixedly connected with the side edge of the sealing cover 21; and the sealing cover 21 is provided with an ash inlet;

in this embodiment, when the dust collecting funnel box 2 needs to be overhauled or cleaned, the cylinders 23 on two sides can be started, and the piston rods of the two cylinders 23 are utilized to push the sealing cover 21 to lift, so that the sealing cover 21 can drive the crushing stirring component 24 and the screening component to lift, and further, the dust collecting funnel box 2 is convenient to overhaul or clean by a worker, the use is facilitated, the conveying pump 3 is arranged below the dust collecting funnel box 2, the dust amount in the dust collecting funnel box 2 can be conveyed from the conveying pipe 4 to the dust warehouse 1 for uniform treatment, and the pollution is reduced.

Crushing stirring member 24, crushing stirring member 24 sets up in album of ash hopper box 2, and it is rotatory along album of ash hopper box 2 inside to be used for the crushing stirring of ash volume, crushing stirring member 24 includes: the upper end of the main shaft 242 is rotatably connected to the sealing cover 21 and is provided with a second power source for driving the main shaft 242 to rotate, the lower end of the main shaft 242 is rotatably arranged in the dust collecting funnel box body 2, and the lower end of the main shaft 242 is fixedly connected with a plurality of equally-distributed crushing blades 243;

it should be further noted that the second power source is a rotating motor 241, the rotating motor 241 is fixedly mounted on the sealing cover 21, and an output shaft of the rotating motor 241 is fixedly connected with an upper end of the main shaft 242;

in this embodiment, when the ash amount generated in the factory is poured into the ash collecting hopper box 2 from the ash inlet for temporary storage, the rotating motor 241 can be started to drive the main shaft 242 to rotate, and the main shaft 242 can drive the plurality of crushing blades 243 to rotate, so that the plurality of crushing blades 243 can fully crush and stir the poured ash amount, and the blockage caused by ash amount agglomeration is avoided, thereby influencing the conveying efficiency.

A screening member which is connected below the pulverizing and stirring member 24, rotates with rotation of the pulverizing and stirring member 24, and is used for screening of the ash amount, the screening member comprising: the filter screen plate 244, the surface of the filter screen plate 244 is fixedly connected with a limiting ring 2441, the limiting ring 2441 is movably arranged in the limiting groove 22, the filter screen plate 244 is fixedly connected with a driven shaft 2443, the upper end of the driven shaft 2443 is rotationally connected to the bottom of the main shaft 242, a driven gear is fixedly arranged on the driven shaft 2443, a driving gear is meshed with the side edge of the driven gear, a driving shaft 2442 is fixedly connected to the driving gear, the upper end of the driving shaft 2442 is fixedly connected with the bottom of the main shaft 242, and the lower end of the driving shaft 2442 is rotationally connected with the filter screen plate 244;

in this embodiment, when the rotating motor 241 is started to drive the spindle 242 to rotate, the spindle 242 is fixedly connected with the driving shaft 2442, so that the driving shaft 2442 can drive the driving gear to rotate along with the rotation of the spindle 242, and the driving gear and the driven gear are meshed with each other, and the driven gear is connected with the filtering screen plate 244 through the driven shaft 2443, so that the driving shaft 2442 can indirectly drive the driven shaft 2443 to rotate, and the rotation direction of the driven shaft 2443 is opposite to the rotation direction of the spindle 242, at this time, under the limiting action of the limiting ring 2441, the driven shaft 2443 can stably drive the filtering screen plate 244 to rotate, so that the filtering screen plate 244 can effectively filter the impurity in the crushed ash amount, further avoid the blockage of the conveyed ash amount, and further improve the conveying efficiency.

A screw conveying member 43, the screw conveying member 43 being provided in the conveying pipe 4, rotating along the inside of the conveying pipe 4, and being used for conveying the ash amount, the screw conveying member 43 comprising: the spiral rod 434 is rotatably arranged in the conveying pipe 4, a plurality of through holes 435 are formed in the surface of the spiral rod 434, a dustproof filter screen is arranged in each of the plurality of through holes 435, one end of the spiral rod 434 is fixedly connected with a second conical gear 433, a first conical gear 432 is meshed with the side edge above the second conical gear 433, a connecting shaft is fixedly connected to the first conical gear 432, the upper end of the connecting shaft penetrates through the conveying pipe 4 and is rotatably connected with the conveying pipe 4, and a third power source for driving the connecting shaft to rotate is arranged at the penetrating end of the connecting shaft;

it should be noted that the third power source is a driving motor 431, the driving motor 431 is fixedly installed above one of the mounting frames 41, and an output shaft of the driving motor 431 passes through the mounting frame 41 and is fixedly connected with the connecting shaft;

in this embodiment, after the conveying pump 3 conveys the ash amount in the ash collecting hopper box 2 to the conveying pipe 4, the driving motor 431 can be started to drive the connecting shaft to rotate, at this time, the connecting shaft can indirectly drive the screw rod 434 to rotate under the meshing action of the first bevel gear 432 and the second bevel gear 433, so that the screw rod 434 can rotationally convey the ash amount in the conveying pipe 4 to the ash warehouse 1, the conveying pipe 4 can be effectively prevented from being blocked, the conveying speed is accelerated, a plurality of through holes 435 are formed in the screw rod 434, when the screw rod 434 rotates to generate certain rotational wind force, the plurality of through holes 435 can synchronously blow the ash amount in the conveying pipe 4, further the excessive ash amount is prevented from being attached to the pipe wall of the conveying pipe 4, the conveying effect is improved, and a dustproof filter screen is arranged in each through hole 435, so that the ash amount can be effectively prevented from entering the screw rod 434.

When the device is specifically used, when the ash amount generated by a factory is poured into the ash collecting hopper box body 2 from an ash inlet for temporary storage, the rotary motor 241 can be started to drive the main shaft 242 to rotate, the main shaft 242 can drive the plurality of crushing blades 243 to fully crush and stir the poured ash amount, meanwhile, as the main shaft 242 is fixedly connected with the driving shaft 2442, the driving shaft 2442 can drive the driving gear to rotate along with the rotation of the main shaft 242, and as the driving gear and the driven gear are meshed with each other, and the driven gear is connected with the filtering screen plate 244 through the driven shaft 2443, the driving shaft 2442 can indirectly drive the filtering screen plate 244 to rotate, so that the filtering screen plate 244 can further filter impurities in the crushed ash amount to prevent blockage;

then, the ash amount in the ash collecting hopper box body 2 is conveyed into the conveying pipe 4 by utilizing the conveying pump 3, and then the driving motor 431 is started to drive the connecting shaft to rotate, at the moment, the connecting shaft can indirectly drive the screw rod 434 to rotate under the meshing action of the first conical gear 432 and the second conical gear 433, so that the screw rod 434 can rotate and convey the ash amount to the ash warehouse 1, and when the screw rod 434 rotates to generate certain rotation wind force, the ash amount in the conveying pipe 4 can be synchronously blown by the plurality of through holes 435 arranged on the screw rod 434, and the conveying pipe 4 can be rapidly conveyed into the ash warehouse 1;

after that, when the dust collecting funnel box body 2 needs to be overhauled or cleaned, the air cylinders 23 on two sides can be started, and the piston rods of the two air cylinders 23 are utilized to push the sealing cover 21 to lift, so that the sealing cover 21 can synchronously drive the crushing stirring component 24 and the screening component to lift, and further, the dust collecting funnel box body 2 is convenient for workers to overhaul or clean, and convenience is provided for use.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a pneumatic conveying automatic control electrical system, includes ash storehouse (1) and a plurality of album of ash hopper box (2), every album of ash hopper box (2) top all is provided with sealed lid (21), and every album of ash hopper box (2) bottom all is connected with delivery pump (3), every delivery pump (3) bottom all is provided with conveyer pipe (4), every conveyer pipe (4) all communicate with ash storehouse (1), its characterized in that still includes:

a pulverizing and stirring member (24), wherein the pulverizing and stirring member (24) is arranged in the dust collecting funnel box body (2), rotates along the inside of the dust collecting funnel box body (2), and is used for pulverizing and stirring the dust amount;

a screening member connected below the pulverizing and stirring member (24), which rotates with rotation of the pulverizing and stirring member (24), and which is used for screening of the ash amount;

and a screw conveying component (43), wherein the screw conveying component (43) is arranged in the conveying pipe (4), rotates along the inside of the conveying pipe (4) and is used for conveying ash.

2. The automatically controlled pneumatic conveying electrical control system of claim 1, wherein: limiting grooves (22) are formed in the dust collecting funnel box body (2), and first power sources for driving the sealing covers (21) to lift are arranged at two ends of the outer side of the dust collecting funnel box body (2).

3. The automatically controlled pneumatic conveying electrical control system of claim 1, wherein: the pulverization stirring member (24) comprises:

the main shaft (242), main shaft (242) upper end rotates to be connected on sealed lid (21), and is provided with its pivoted second power supply of drive, main shaft (242) lower extreme rotates to set up in album grey funnel box (2), just main shaft (242) lower extreme fixedly connected with a plurality of equidistance distribution smash blade (243).

4. The automatically controlled pneumatic conveying electrical control system of claim 1, wherein: the screening element comprises:

the novel filter screen plate comprises a filter screen plate (244), wherein a limiting ring (2441) is fixedly connected to the surface of the filter screen plate (244), the limiting ring (2441) is movably arranged in a limiting groove (22), a driven shaft (2443) is fixedly connected to the filter screen plate (244), and the upper end of the driven shaft (2443) is rotatably connected to the bottom of a main shaft (242).

5. The automatically controlled pneumatic conveying electrical system of claim 4, wherein: driven gear is fixedly installed on driven shaft (2443), driven gear side meshing has drive gear, fixedly connected with drive shaft (2442) on the drive gear, drive shaft (2442) upper end and main shaft (242) bottom fixed connection, just drive shaft (2442) lower extreme and filtration sieve (244) rotate to be connected.

6. The automatically controlled pneumatic conveying electrical control system of claim 1, wherein: the conveying pipe (4) is fixedly sleeved with two mounting frames (41) which are bilaterally symmetrical, the conveying pipe (4) is fixedly connected with a connecting pipe (42), and the upper end of the connecting pipe (42) is fixedly connected with the conveying pump (3).

7. The automatically controlled pneumatic conveying electrical control system of claim 1, wherein: the screw conveyor (43) comprises:

screw rod (434), screw rod (434) rotate and set up in conveyer pipe (4), just a plurality of through-hole (435) have been seted up on screw rod (434) surface, a plurality of all be provided with dustproof filter screen in through-hole (435), screw rod (434) one end fixedly connected with bevel gear two (433).

8. The automatically controlled pneumatic conveying electrical control system of claim 7, wherein: the side of the upper side of the conical gear II (433) is meshed with the conical gear I (432), a connecting shaft is fixedly connected to the conical gear I (432), the upper end of the connecting shaft penetrates through the conveying pipe (4) and is rotationally connected with the conveying pipe (4), and a third power source for driving the connecting shaft to rotate is arranged at the penetrating end of the connecting shaft.

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