CN221115739U - Pneumatic ash conveying device capable of preventing blockage - Google Patents

Abstract

The utility model relates to the technical field of pneumatic ash conveying and discloses an anti-blocking pneumatic ash conveying device, which comprises a ventilating duct, wherein a motor is fixedly arranged on the outer wall of the ventilating duct, the output end of the motor is fixedly connected with a reciprocating screw rod, the reciprocating screw rod penetrates through a sliding plate and is in threaded connection with the reciprocating screw rod, the sliding plate is in sliding connection with the inner wall of the ventilating duct, a group of semicircular grooves penetrate through the outer wall of the sliding plate, main filter screens are fixedly arranged in the semicircular grooves, through grooves are formed in two sides of the bottom end of the ventilating duct, guide grooves are formed in the inner walls of the through grooves, a movable plate is slidably connected with the inner walls of the guide grooves, a plurality of springs are fixedly connected between the end parts of the movable plate and the guide grooves, and the problem that the conventional anti-blocking pneumatic ash conveying device can only clean when the device stops working, and cannot meet pneumatic conveying and simultaneously clean the problem that the filter screens are easy to block and influence pneumatic conveying efficiency is solved.

Description

Pneumatic ash conveying device capable of preventing blockage

Technical Field

The utility model relates to the technical field of pneumatic ash conveying, in particular to an anti-blocking pneumatic ash conveying device.

Background

The pneumatic conveying device has simple structure and convenient operation, can be used for conveying horizontally, vertically or obliquely, and can also be used for simultaneously carrying out physical operations such as heating, cooling, drying, air flow classification and the like or certain chemical operations in the conveying process.

The utility model discloses an anti-blocking pneumatic ash conveying device, which is designed to solve the problems.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides an anti-blocking pneumatic ash conveying device, which aims to solve the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a pneumatic ash conveying device of anti-blocking, includes the air pipe, air pipe outer wall fixed mounting has the motor, motor output fixedly connected with reciprocating screw, reciprocating screw runs through and has slide and threaded connection with it, slide and air pipe inner wall sliding connection, the slide outer wall runs through and has a set of semicircle groove, equal fixed mounting has the main filter screen in the semicircle groove, the logical groove has all been seted up to air pipe bottom both sides, the guide slot has been seted up to logical inslot wall, guide slot inner wall sliding connection has the fly leaf, fixedly connected with a plurality of springs between fly leaf tip and the guide slot, fly leaf top fixedly connected with fixed block, the slide outer wall both sides correspond the equal fixedly connected with stopper of fixed block.

Further, one side of the top end of the ventilating duct is communicated with an air inlet pipe, the other side of the top end of the ventilating duct is provided with an air outlet, and an auxiliary filter screen is fixedly installed in the air outlet.

Further, the movable plate is attached to the inner wall of the through groove, and the collecting box is fixedly arranged at the bottom end of the through groove.

Furthermore, sliding grooves are formed in the two sides of the inner wall of the ventilating duct, corresponding to the sliding plates, and the end parts of the sliding plates are located in the sliding grooves and are in sliding connection with the sliding grooves.

Further, the end part of the reciprocating screw rod is rotationally connected with the inner wall of the ventilating duct, the two sides of the outer wall of the reciprocating screw rod are fixedly connected with discs, and the end part of each disc is fixedly connected with a plurality of brushes.

The utility model has the technical effects and advantages that:

1. According to the utility model, the sliding plate and the main filter screen are driven to reciprocate along the sliding groove by the reciprocating screw rod, solid ash slag piled on the bottom end and the inner wall of the ventilating duct is scraped along with the movement of the sliding plate when the sliding plate is attached to the inner wall of the ventilating duct, and the sliding plate moves along with the advancing direction of the sliding plate until the limiting block at the end part of the sliding plate contacts the fixed block to drive the movable plate to enter the guide groove and squeeze the spring, at the moment, the solid ash slag piled in front of the sliding plate falls into the collecting box through the through groove to finish unified collection, and the later cleaning work is reduced.

2. According to the utility model, the sliding plate continuously moves until the sliding plate contacts with the hairbrush, and the reciprocating screw rod rotates and drives the two discs to rotate, so that the hairbrush cleans a main filter screen on the sliding plate, the main filter screen is prevented from being blocked, normal pneumatic conveying work is prevented from being influenced, the sliding plate can continuously clean a ventilating duct, and the pneumatic conveying efficiency is improved.

Drawings

Fig. 1 is an overall elevation view of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

FIG. 3 is a schematic view of the structure of the through slot and the guide slot of the present utility model.

FIG. 4 is a drawing showing the separation of the skateboard and the main filter screen of the present utility model.

The reference numerals are: 1. a ventilation duct; 2. a secondary filter screen; 3. a collection box; 4. a motor; 5. an air inlet pipe; 6. a disc; 7. a brush; 8. a chute; 9. an air outlet; 10. a slide plate; 11. a main filter screen; 12. a reciprocating screw rod; 13. a movable plate; 14. a guide groove; 15. a spring; 16. a fixed block; 17. a through groove; 18. a semicircular groove; 19. and a limiting block.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the form of each structure described in the following embodiments is merely an example, and the pneumatic ash conveying device for preventing clogging according to the present utility model is not limited to each structure described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Referring to figures 1-4, the utility model provides an anti-blocking pneumatic ash conveying device, which comprises a ventilating duct 1, wherein one side of the top end of the ventilating duct 1 is communicated with an air inlet pipe 5, the other side of the top end of the ventilating duct 1 is provided with an air outlet 9, an auxiliary filter screen 2 is fixedly arranged in the air outlet 9, when in use, the air outlet 9 is provided with a blower, the air inlet pipe 5 is communicated with a flue gas exhaust pipeline, flue gas enters the ventilating duct 1 through the air inlet pipe 5 and is discharged through the air outlet 9 after being doubly filtered by a main filter screen 11 and the auxiliary filter screen 2, the outer wall of the ventilating duct 1 is fixedly provided with a motor 4, the output end of the motor 4 is fixedly connected with a reciprocating screw 12, the reciprocating screw 12 penetrates through a sliding plate 10 and is in threaded connection with the sliding plate, the end part of the reciprocating screw 12 is rotationally connected with the inner wall of the ventilating duct 1, two sides of the outer wall of the reciprocating screw 12 are fixedly connected with discs 6, the end part of the disc 6 is fixedly connected with a plurality of brushes 7, the sliding plate 10 is in sliding connection with the inner wall of the ventilating duct 1, sliding grooves 8 are respectively formed on two sides of the inner wall of the ventilating duct 1 corresponding to the sliding plate 10, the end part of the sliding plate 10 is positioned in the sliding grooves 8 and is in sliding connection with the sliding grooves 8, a group of semicircular grooves 18 are penetrated on the outer wall of the sliding plate 10, a main filter screen 11 is respectively fixedly arranged in the semicircular grooves 18, through grooves 17 are respectively formed on two sides of the bottom end of the ventilating duct 1, guide grooves 14 are respectively formed on the inner wall of the through grooves 17, movable plates 13 are respectively and slidably connected with the inner walls of the guide grooves 14, a plurality of springs 15 are respectively and fixedly connected between the end parts of the movable plates 13 and the guide grooves 14, fixing blocks 16 are respectively and fixedly connected with limiting blocks 19 on two sides of the outer wall of the sliding plate 10, the movable plates 13 are jointed with the inner wall of the through grooves 17, a collecting box 3 is respectively fixedly arranged at the bottom ends of the through grooves 17, a connecting motor 4 drives a reciprocating screw 12 to rotate, the reciprocating screw rod 12 drives the sliding plate 10 and the main filter screen 11 to reciprocate along the sliding groove 8, solid ash residues accumulated on the bottom end and the inner wall of the ventilating duct 1 are scraped along with the movement of the sliding plate 10 when the sliding plate 10 is attached to the inner wall of the ventilating duct 1, the sliding plate 10 moves along the advancing direction of the ventilating duct 1 until the limiting block 19 at the end part of the sliding plate 10 contacts the fixed block 16 to drive the movable plate 13 to enter the guide groove 14 and extrude the spring 15, at the moment, the solid ash residues accumulated in the front of the sliding plate 10 fall into the collecting box 3 through the through groove 17 to finish uniform collection, the later cleaning work is reduced, the sliding plate 10 moves along until the sliding plate 10 continuously, the main filter screen 11 on the sliding plate 10 is cleaned due to the fact that the reciprocating screw rod 12 rotates and drives the two discs 6 to rotate, the normal pneumatic conveying work is prevented from being influenced by the main filter screen 11, after the cleaning of the main filter screen 11 is finished, the sliding plate 10 returns along the original path of the sliding groove 8, at the moment, the spring 15 gradually releases the elastic potential energy, the limiting block 19 is attached to the movable plate 13 to the initial position, the through groove 17 is closed, and along with the continuous movement of the sliding plate 10, the ash residues are repeatedly driven to enter the corresponding collecting box 3.

The working principle of the utility model is as follows: when the dust collector is used, the air outlet 9 is provided with the air blower, the air inlet pipe 5 is communicated with a flue gas exhaust pipeline, flue gas enters the ventilating duct 1 through the air inlet pipe 5 and is discharged through the air outlet 9 after being filtered by the main filter screen 11 and the auxiliary filter screen 2, meanwhile, in order to avoid blockage in the ventilating duct 1, the connecting motor 4 drives the reciprocating screw rod 12 to rotate, so that the reciprocating screw rod 12 drives the sliding plate 10 and the main filter screen 11 to reciprocate along the sliding groove 8, solid ash slag accumulated on the bottom end and the inner wall of the ventilating duct 1 is scraped along with the moving process of the sliding plate 10 when the sliding plate 10 is attached to the inner wall of the ventilating duct 1, and the moving direction of the attaching sliding plate 10 is together moved until the limiting block 19 at the end part of the sliding plate 10 contacts the fixed block 16 to drive the movable plate 13 to enter the guide groove 14 and squeeze the spring 15, and at the moment, the solid ash slag accumulated in the front of the sliding plate 10 falls into the collecting box 3 through the through groove 17 to finish unified collection, and the cleaning work in the later stage is reduced.

Along with the continuous movement of the slide plate 10 until the slide plate 10 is contacted with the hairbrush 7, the reciprocating screw rod 12 rotates and drives the two discs 6 to rotate, so that the hairbrush 7 cleans the main filter screen 11 on the slide plate 10, the influence of the blockage of the main filter screen 11 on normal pneumatic conveying work is avoided, after the cleaning of the main filter screen 11 is completed, the slide plate 10 returns along the original path of the slide groove 8, at the moment, the spring 15 gradually releases elastic potential energy, the fixed block 16 is attached to the limiting block 19 to drive the movable plate 13 to return to the initial position, the through groove 17 is closed, along with the continuous movement of the slide plate 10, the process is repeated, and the solid ash slag on the other side is driven to enter the corresponding collecting box 3.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (5)

1. The utility model provides a pneumatic ash conveying device of jam-proof, includes air pipe (1), its characterized in that: the utility model provides a ventilating duct, ventilating duct (1) outer wall fixed mounting has motor (4), motor (4) output fixedly connected with reciprocating lead screw (12), reciprocating lead screw (12) run through slide (10) and threaded connection with it, slide (10) and ventilating duct (1) inner wall sliding connection, slide (10) outer wall runs through there is a set of semicircle groove (18), equal fixed mounting has main filter screen (11) in semicircle groove (18), logical groove (17) have all been seted up to ventilating duct (1) bottom both sides, lead to groove (17) inner wall to have seted up guide slot (14), guide slot (14) inner wall sliding connection has fly leaf (13), fixedly connected with a plurality of springs (15) between fly leaf (13) tip and guide slot (14), fly leaf (13) top fixedly connected with fixed block (16), slide (10) outer wall both sides correspond fixed block (16) and all fixedly connected with stopper (19).

2. An anti-clogging pneumatic ash conveying device as defined in claim 1, wherein: an air inlet pipe (5) is communicated with one side of the top end of the ventilating duct (1), an air outlet (9) is formed in the other side of the top end of the ventilating duct (1), and a secondary filter screen (2) is fixedly installed in the air outlet (9).

3. An anti-clogging pneumatic ash conveying device as defined in claim 1, wherein: the movable plate (13) is attached to the inner wall of the through groove (17), and the collecting boxes (3) are fixedly arranged at the bottom ends of the through groove (17).

4. An anti-clogging pneumatic ash conveying device as defined in claim 1, wherein: the two sides of the inner wall of the ventilating duct (1) are provided with sliding grooves (8) corresponding to the sliding plates (10), and the end parts of the sliding plates (10) are positioned in the sliding grooves (8) and are in sliding connection with the sliding grooves.

5. An anti-clogging pneumatic ash conveying device as defined in claim 1, wherein: the end part of the reciprocating screw rod (12) is rotationally connected with the inner wall of the ventilating duct (1), the two sides of the outer wall of the reciprocating screw rod (12) are fixedly connected with discs (6), and the end part of each disc (6) is fixedly connected with a plurality of brushes (7).