CN210504290U

CN210504290U - Material conveying system

Info

Publication number: CN210504290U
Application number: CN201921287044.1U
Authority: CN
Inventors: 曹洲青; 刘开军; 张伯文; 李颍
Original assignee: Hunan Wise Found Environmental Protection Technology Co ltd
Current assignee: HUNAN YONGGANG WEIFANG TECHNOLOGY Co.,Ltd.
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-05-12
Anticipated expiration: 2029-08-09

Abstract

The utility model provides a material conveying system. The material conveying system comprises a box body and conveying structures, wherein a feed hopper and a discharge port are arranged on the box body, and the conveying structures are arranged in the box body in a multistage manner; the conveying structures comprise driving sources and conveying mesh bags, and the revolving directions of every two adjacent conveying structures are opposite; the conveying mesh bag is provided with a feeding end and a discharging end through rotation; the first order the feed end of conveying structure is located the below of feeder hopper, the last one-level the discharge end of conveying structure is located the top of discharge gate, and the feed end of the conveying structure of last one-level corresponds with the discharge end position of the conveying structure of next one-level, and the discharge end of the conveying structure of last one-level corresponds with the feed end position of the conveying structure of next one-level. Compared with the prior art, the utility model provides a material conveying system the transport effect of material conveying system through conveying mesh belt increases the area of contact of dry hot-air and material, improves mummification efficiency by a wide margin.

Description

Material conveying system

Technical Field

The utility model relates to a material transfer for all kinds of drying machinery especially relates to a case makes low temperature drying system's material transfer.

Background

The low-temperature drying device is a novel efficient, compact and flexible dewatering device, and can be widely applied to various fields. The drying mode that uses at present, because of there is inhomogeneous phenomenon of distribution in dry hot-air in the material transportation process, leads to the problem that appears the dead angle. Therefore, the material to be treated can not be dried uniformly and thoroughly, and the dehumidification efficiency is poor.

Due to different humidity, viscous materials with higher water content are easy to adhere to the conveying device, so that the conveying device is easy to be blocked by deposited materials, and the ventilation effect and the drying and conveying of the materials are also influenced; the ash removal is difficult, time-consuming and labor-consuming.

Therefore, the uniform distribution of hot drying air in the low-temperature drying process needs to be further realized, the material adhesion of the conveying belt is improved, and the system dehumidification and drying efficiency is improved, so that the system dehumidification and drying device has important significance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a material conveying system effectively solves the problem of deposition and bonding.

The technical scheme of the utility model is that: a material transfer system comprising:

the upper end of the box body is provided with a feed hopper, and the lower end of the box body is provided with a discharge hole;

the conveying structures are arranged in the box body in a multistage manner from the feed hopper to the discharge port;

the conveying structure comprises a driving source and a conveying mesh bag which is driven to rotate by the driving source, and in the multi-stage conveying structure, the rotating directions of every two adjacent conveying structures are opposite;

the conveying mesh bag is provided with a feeding end and a discharging end through rotation; the first order the feed end of conveying structure is located the below of feeder hopper, the last one-level the discharge end of conveying structure is located the top of discharge gate, and the feed end of the conveying structure of last one-level corresponds with the discharge end position of the conveying structure of next one-level, and the discharge end of the conveying structure of last one-level corresponds with the feed end position of the conveying structure of next one-level.

In the above scheme, through the conveying effect of conveying mesh belt, increase the area of contact of dry hot-air and material, improve mummification efficiency by a wide margin, improve the material drying rate, reduce the deposit. And the conveying structure adopts multi-stage arrangement, so that the materials can be more fully dried in the multi-stage conveying process.

Preferably, the conveying structure further comprises two chain wheel shafts arranged at intervals, gears are arranged at two ends of each chain wheel shaft, chains which are annularly meshed with the two gears are arranged on the two gears on the same side and the two gears on the other side in the revolving direction of the conveying mesh bag, and the two chains are arranged oppositely; the conveying net bags are annularly paved between opposite chains, and the driving source is in driving connection with one of the chain wheel shafts.

Preferably, the conveying structure further comprises a plurality of material blocking plates arranged on the chain and used for preventing the materials from falling.

Preferably, the conveying structure further comprises a plurality of chain bars connected between the opposing chains for supporting the conveying mesh bag.

Preferably, the conveying structure further comprises a circular shaft sleeve arranged on the chain shaft and used for supporting the conveying mesh bag.

Preferably, still include transition hopper and discharge hopper, the transition hopper is located between every grade of conveying structure, the discharge hopper is located between last grade of conveying structure and the discharge gate.

Preferably, the conveying device further comprises a plurality of anti-adhesion scraping plates, the anti-adhesion scraping plates are arranged at the lower end of each stage of conveying mesh bag, and the scraping direction is opposite to the revolving direction of the conveying mesh bag.

Preferably, the device further comprises a hot air guide plate, wherein the hot air guide plate is arranged between each stage of conveying structure and is positioned below the anti-adhesion scraping plate.

Preferably, the anti-adhesion scraping plate comprises a supporting seat fixedly arranged on the box body, a scraping arm hinged to the supporting seat and a scraping plate fixed to the tail end of the scraping arm far away from the supporting seat, the scraping arm swings in the scraping direction through a spring arranged on the supporting seat, and the scraping arm is limited in the opposite direction of the scraping direction through a limiting pin arranged on the supporting seat.

Preferably, the conveying mesh bag is a mesh structure formed by weaving stainless steel wires, and a plastic mesh is laid outside the conveying mesh bag.

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

firstly, the contact area of the hot dry air and the materials is increased through the conveying action of the conveying mesh belt, and the drying efficiency is greatly improved;

secondly, cleaning materials on the conveying mesh belt through an anti-adhesion scraper plate, and solving the problem of mesh belt material accumulation and adhesion;

and thirdly, the conveying mesh belt adopts a double-layer balance mesh belt, so that the structure is stable and the deviation is not easy to occur.

Drawings

Fig. 1 is a schematic structural diagram of a material conveying system provided by the present invention;

FIG. 2 is a schematic diagram of a transfer structure;

FIG. 3 is a schematic structural view of an anti-adhesion scraper plate;

FIG. 4 is a schematic view of a partial structure of a conveying mesh bag;

FIG. 5 is a schematic view of the transfer structure with the transfer pockets and plastic web removed;

fig. 6 is a schematic structural view of the hot air guide plate.

In the attached drawings, 1-a box body; 2-a feed hopper; 3-a transfer structure; 4-a transition hopper; 5-anti-adhesion scraping plate; 6-hot air guide plate; 7-a discharge hopper; 8-a discharge hole; 31-a feeding end, 32-a discharging end and 301-a novel speed reducing motor; 302-a striker plate; 303-a chain; 304-a sprocket shaft; 305-circular shaft sleeve; 306-a chain bar; 307-gear; 308-conveying the mesh bag; 309-plastic net; 401-a support base; 402-limit pin mounting seats; 403-a limit pin; 404-a spring; 405-a scraper arm; 406-scraper plate.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1 and 2, the utility model provides a pair of material conveying system includes box 1, transport structure 3, transition hopper 4, antiseized adhesion scraper 5, hot-blast deflector 6 and discharge hopper 7.

The upper end of box 1 is equipped with a feeder hopper 2, and the lower extreme is equipped with a discharge gate 8.

The conveying structures 3 are arranged in the box body 1 from the feed hopper 2 to the discharge port 8 in two-stage double-layer bidirectional arrangement, namely, the revolving directions of the conveying mesh bags 308 between two adjacent stages are opposite. The conveying structure 3 comprises a driving source 301 and a conveying mesh bag 308 driven to rotate by the driving source 301, wherein the driving source 301 is a speed reducing motor in the embodiment.

The transport mesh bag 308 is formed with a feed end 31 and a discharge end 32 by a turn. The first order the feed end 31 of transport structure 3 is located the below of feeder hopper 2, the last order the discharge end 32 of transport structure 3 is located the top of discharge gate 8, and the feed end 31 of the transport structure 2 of last order corresponds with the discharge end 32 position of the transport structure 2 of next order, and the discharge end 32 of the transport structure 2 of last order corresponds with the feed end 31 position of the transport structure 2 of next order.

The method specifically comprises the following steps: as shown in fig. 1, the upper layer conveying mesh bag 308 circularly revolves counterclockwise (in the direction of H1 in fig. 1) from the hopper 2 to the left, and the left side of the lower end of the upper layer conveying mesh bag 308 is provided with the anti-adhesion scraper plate 5, and the scraping direction of the anti-adhesion scraper plate 5 (in the direction of F1 in fig. 1) is directed to the left. The lower layer conveying mesh bag circularly rotates clockwise (in the direction of H2 shown in figure 1), the right side of the lower end of the lower layer conveying mesh bag is provided with the anti-adhesion scraping plate, and the scraping direction of the anti-adhesion scraping plate is directed to the right (in the direction of F2 shown in figure 1).

As shown in fig. 3, the anti-adhesion scraping plate 5 includes a supporting seat 401 fixed on the box body 1, a scraping arm 405 hinged to the supporting seat 401, and a scraping plate 406 welded and fixed to the end of the scraping arm 405 far from the supporting seat 401, wherein the scraping arm 405 swings in the scraping direction through a spring 404 disposed on the supporting seat 401, so that the scraping operation is elastic, and the damage to the conveying belt is avoided. The scraper arm 405 is limited in the opposite direction of scraping materials through the limiting pin 403 arranged on the supporting seat 401, and damage to the scraper arm 405 caused by reverse rotation of the scraper arm 405 due to the influence of the transmission net belt rotating force is avoided.

As shown in figure 4, the conveying mesh bag 308 is formed by weaving stainless steel wires, and has the specification of 20 multiplied by 25 multiplied by 2.0, the mesh/wire diameter multiplied by the mesh opening of the conveying mesh bag 308 is 1 multiplied by 1.5mm, the width multiplied by the length is 4500mm, the width multiplied by the length is 4660mm, and the four sides are sealed by 10-15mm respectively.

As shown in fig. 2 and 5, the conveying structure 3 further comprises a striker plate 302, a chain 303, a sprocket shaft 304, a circular sleeve 305, a chain bar 306, a gear 307 and a plastic net 309.

The number of the sprocket shafts 304 is two, and the sprocket shafts are arranged at intervals. The gears 307 are provided at both ends of each of the sprocket shafts 304. As shown in fig. 2, two gears 307 on the same side and two gears 307 on the other side are provided with chains 303 which are in annular meshing with the gears 307, and the two chains 303 are arranged oppositely. The conveying mesh bag 308 is annularly laid between the opposite chains 303, and the inside of the conveying mesh bag 308 is supported by the circular shaft sleeve 305 and the chain bar 306 to ensure that the upper part and the lower part of the conveying mesh bag have a certain distance. The drive source 301 is drivingly connected to one of the sprocket shafts 304. The chain wheel shaft 304 is connected with the speed reducing motor through a key, and bearing seats are arranged at two ends of the chain wheel shaft for supporting.

The striker plate 302 is fixedly arranged on the chain 303 through a pin and used for blocking materials and preventing the materials from axially falling. The speed reducing motor (driving source 301) is fixed on the side wall of the box body 1 through a bracket.

The circular shaft sleeve 305 is arranged on the chain shaft 304 and is used for supporting the conveying mesh bag 308. The circular sleeve 305 is positioned by a shoulder on the sprocket shaft 304.

The chain bar 306 is provided in a plurality and is arranged and connected between the opposite chains for supporting the conveying mesh bag 308.

The sprocket shaft 304, the striker plate 302, the chain bar 306 and the gear 307 are all made of stainless steel materials.

As shown in fig. 1, the transition hopper 4 and the hot air guide plate 6 are disposed between the double-layered conveying structures 3, and the discharge hopper 7 is disposed between the lower-layered conveying structure and the discharge port 8. The hot air guide plate 6 is positioned below the anti-adhesion scraper plate 5.

As shown in fig. 6, the hot air guide plate 6 is manufactured by a sheet metal process, and phi 10 vent holes are uniformly distributed on the plate. The hot air guide plate 6 is fixed with the side wall of the box body 1.

As shown in fig. 2, the plastic net 309 is annularly laid on the conveyer belt 308, and has the following specifications: 700mm wide and 4500mm long, and the peripheral edges are respectively sealed by 10-15 mm. Mesh 1 x 1.5 mm. The cleaning device is used for bearing materials and preventing fine particle materials from falling in the cavity to cause inconvenience for cleaning.

The material in this embodiment is conveyed in two directions and in two layers, the material enters the conveying mesh belt through the feed hopper 2, and the conveying power of the chain wheel shaft assists to drive the conveying mesh belt 308 to convey the material to the discharge hopper 7. The anti-adhesion scraper 5 is installed on the inner wall of the box body, and the scraper plate 406 is extended to the lower part of the conveyer belt 308 by a scraper arm 405. When the ash or sticky mass adhered on the surface of the conveyer belt 308 is turned to the lower side, the ash or sticky mass is scraped off from the outer surface of the conveyer belt 308 by the anti-adhesion scraper 5, so that the material deposition is reduced.

The feed hopper 2, the transition hopper 4 and the discharge hopper 7 are all horn mouths with large upper parts and small lower parts. The upper opening of the transition hopper 4 is larger than the external dimension of the conveying structure.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A material transfer system, comprising:

the upper end of the box body (1) is provided with a feed hopper (2), and the lower end is provided with a discharge hole (8);

the conveying structures (3) are arranged in the box body (1) in a multistage manner from the feed hopper (2) to the discharge port (8);

the conveying structure (3) comprises a driving source (301) and a conveying mesh bag (308) driven to rotate by the driving source (301), and in the multi-stage conveying structure (3), the rotating directions of every two adjacent conveying structures (3) are opposite;

the conveying mesh bag (308) is provided with a feeding end (31) and a discharging end (32) through revolving; the first order feed end (31) of conveying structure (3) is located the below of feeder hopper (2), last one-level discharge end (32) of conveying structure (3) are located the top of discharge gate (8), and feed end (31) of the conveying structure (3) of last one-level correspond with discharge end (32) position of the conveying structure (3) of next one-level, and discharge end (32) of the conveying structure (3) of last one-level correspond with feed end (31) position of the conveying structure (3) of next one-level.

2. The material conveying system according to claim 1, characterized in that the conveying structure (3) further comprises two sprocket shafts (304) arranged at intervals, gears (307) are arranged at both ends of each sprocket shaft (304), chains (303) which are meshed with the two gears (307) on the same side and the two gears (307) on the other side in the revolving direction of the conveying mesh bag (308) are arranged on the two gears (307) on the same side, and the two chains (303) are arranged in opposite directions; the conveying mesh bag (308) is annularly laid between the opposite chains (303), and the driving source is in driving connection with one of the chain wheel shafts (304).

3. The material conveying system according to claim 2, characterized in that the conveying structure (3) further comprises a plurality of striker plates (302) arranged on the chain for preventing material from falling.

4. A material conveying system according to claim 2, characterised in that the conveying structure (3) further comprises a number of chain bars (306) connected between the opposite chains for supporting the conveying pockets (308).

5. A material transfer system according to claim 2, characterized in that the transfer structure (3) further comprises a circular sleeve (305) arranged on the sprocket shaft (304) for supporting the transfer pocket (308).

6. A material transfer system according to claim 1, further comprising a transition hopper (4) and a discharge hopper (7), said transition hopper (4) being arranged between each stage of the transfer structure (3), said discharge hopper (7) being arranged between the last stage of the transfer structure (3) and the discharge opening (8).

7. The material conveying system according to claim 1, further comprising a plurality of anti-adhesion scraping plates (5), wherein a plurality of anti-adhesion scraping plates (5) are arranged at the lower end of each stage of conveying mesh bag (308), and the scraping direction is opposite to the revolving direction of the conveying mesh bag (308).

8. The material conveying system according to claim 7, further comprising hot air guide plates (6), wherein the hot air guide plates (6) are arranged between the conveying structures (3) of each stage and are positioned below the anti-adhesion scraper plates (5).

9. The material conveying system according to claim 7, characterized in that the anti-adhesion scraping plate (5) comprises a support base (401) fixed on the box body (1), a scraping arm (405) hinged to the support base (401), and a scraping plate (406) fixed at the end of the scraping arm (405) far away from the support base (401), the scraping arm (405) swings in the scraping direction through a spring (404) arranged on the support base (401), and the scraping arm (405) limits the scraping direction in the opposite direction through a limiting pin (403) arranged on the support base (401).

10. The material transfer system of claim 1, wherein the transfer mesh bag (308) is a mesh structure formed by weaving stainless steel wires, and a plastic mesh (309) is laid outside the mesh structure.