CN216592674U

CN216592674U - Material drying and feeding and discharging system

Info

Publication number: CN216592674U
Application number: CN202122888814.1U
Authority: CN
Inventors: 汤历斌; 胡耀明; 张杨
Original assignee: Chizhou Shanli Molecular Sieve Co ltd
Current assignee: Chizhou Shanli Molecular Sieve Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-24
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a material drying and feeding and discharging system which is characterized by comprising a raw material storage tank, a first feeding stranding cage, a hearth, a furnace pipe, a buffer tank, a second feeding stranding cage and a transport tank, wherein the raw material storage tank is arranged in the hearth; the furnace pipe horizontally penetrates through the hearth; a discharge port at the lower end of the raw material storage tank is fixedly connected with a feed port at the bottom of a first feeding stranding cage in a sealing manner, and a discharge port at the top end of the first feeding stranding cage is connected with a feed end of the furnace pipe in a sealing manner through a first loose joint; the sealed fixedly connected with feeding return bend of feed inlet at buffer tank top, the feeding return bend other end passes through second loose joint and stove courage discharge gate sealing connection, buffer tank lower extreme discharge gate and the sealed fixed connection of feed inlet of second pay-off hank cage lower extreme, the discharge gate of second pay-off hank cage upper end can be dismantled with the transport tank feed inlet through being connected the pipe fitting and be connected. The utility model has the advantages of energy saving, environmental protection and high automation degree, and simultaneously improves the production efficiency and reduces the cost.

Description

Material drying and feeding and discharging system

Technical Field

The utility model relates to a material drying and feeding and discharging system.

Background

The drying is a process in the production process of the carbon molecular sieve, and the specific process is that the powdery raw materials loaded in a charging bucket are filled into a horizontal drying furnace pipe in a filling workshop, then the furnace pipe is hung on a numerical control flat car to be transferred to the drying workshop through a crane, then the furnace pipe is hung into a hearth through the crane, the furnace pipe is heated and dried through the hearth, after the drying is finished, the furnace pipe is hung out to be placed on the flat car to be transported back to the filling workshop, the furnace pipe is hung on a cooling frame through the crane to be cooled (naturally cooled), and after the cooling, the materials are sucked into a turnover charging bucket through a vacuum pump and transferred to the next process.

Summarizing the drying process: the production process is complicated, the furnace chamber needs to be cooled for half an hour after each furnace is dried, the furnace chamber can be opened and lifted out of the furnace chamber, and then the next furnace chamber is lifted into the furnace chamber, so that the temperature is raised and the furnace chamber is preheated, the utilization rate of a heat source is low, the working time is wasted, the working intensity of an operator is high, the production efficiency is low, and related equipment used for drying occupies a large area.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a material drying and feeding and discharging system, which aims to overcome the defects of large occupied area and low production efficiency of the drying process for producing carbon molecular sieves.

In order to achieve the technical effects, the utility model adopts the technical scheme that:

a material drying and feeding and discharging system is characterized by comprising a raw material storage tank, a first feeding stranding cage, a hearth, a furnace pipe, a buffer tank, a second feeding stranding cage and a transportation tank; the furnace pipe horizontally penetrates through the hearth; a discharge port at the lower end of the raw material storage tank is fixedly connected with a feed port at the bottom of a first feeding stranding cage in a sealing manner, and a discharge port at the top end of the first feeding stranding cage is connected with a feed end of a furnace pipe in a sealing manner through a first loose joint; the sealed fixedly connected with feeding return bend of feed inlet at buffer tank top, the feeding return bend other end passes through second loose joint and stove courage discharge gate sealing connection, buffer tank lower extreme discharge gate and the sealed fixed connection of feed inlet of second pay-off hank cage lower extreme, the discharge gate of second pay-off hank cage upper end can be dismantled with the transport tank feed inlet through being connected the pipe fitting and be connected.

Furthermore, a first temperature zone, a second temperature zone and a third temperature zone are sequentially arranged in the hearth from the furnace pipe feeding port to the furnace pipe discharging port.

Furthermore, a flue gas pipeline is arranged in the hearth, component valves are arranged in the first temperature zone, the second temperature zone and the third temperature zone of the flue gas pipeline, and a gas inlet of the flue gas pipeline is connected with a high-temperature flue gas exhaust port of the incinerator in a sealing mode.

Furthermore, a cooling section positioned outside the hearth is arranged at the discharge end of the furnace pipe.

Further, the connecting pipe fitting comprises a loose joint elbow and a flexible connection joint, one end of the loose joint elbow is hermetically connected with a discharge hole of the second feeding stranding cage, the other end of the loose joint elbow is hermetically connected with the upper end of the flexible connection joint, and the lower end of the flexible connection joint is detachably connected with a feed inlet of the transportation tank.

Further, the lower end of the soft connection joint is conical.

Furthermore, connecting flanges which are matched with each other are arranged at the interface of the lower end of the flexible connecting joint and the feed inlet of the transport tank.

Furthermore, a support with a self-locking roller is fixedly arranged at the lower end of the transportation tank.

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

1. the whole drying process is carried out in a closed space, the stability of material drying is ensured, the material is prevented from leaking, the dust pollution caused by the process is avoided, and the plant image is improved.

2. The drying process is tightly connected, the process is continuous, the automation degree is high, the labor intensity of manpower is reduced, and the production efficiency is improved.

3. The utility model saves land by about 50%, reduces the land cost of companies and improves the utilization rate of plants.

4. The furnace chamber is prevented from being cooled and heated when the furnace pipe is replaced, so that the time and the energy are saved.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, wherein the structural components of the feeding winch, the furnace and the like are of conventional design, and belong to the prior art, and therefore, they are not described in detail in the present embodiment; it is to be understood that the embodiments described below are only some of the embodiments of the present invention, and not all of them.

Drawings

Fig. 1 is a schematic structural diagram of a material drying and feeding and discharging system of the present invention.

Wherein the content of the first and second substances,

1. a raw material storage tank; a feed inlet; 12, discharging a material outlet;

2. a first feeding stranding cage; 3, a furnace pipe; 31. a first loose joint;

32. a power gear; auxiliary gear wheel 33; a second loose joint;

4. a hearth; a first temperature zone; a second temperature zone;

43. a third temperature zone; an air inlet; 5, a buffer tank;

51. a feeding bent pipe; a feed inlet; 53. discharge port;

6. a second feeding stranding cage; 61. loose joint elbow; a flexible connection joint;

7. a transport tank; 71. bracket with self-locking roller; and 72, a feed inlet.

Detailed Description

A material drying and feeding and discharging system is shown in figure 1 and comprises a raw material storage tank 1, a first feeding stranding cage 2, a furnace pipe 3, a hearth 4, a buffer tank 5, a second feeding stranding cage 6 and a transport tank 7. Wherein, raw materials holding vessel 1, furnace 4 and buffer tank 5 pass through installing support fixed mounting in workshop workspace. The furnace pipe 3 horizontally penetrates through the hearth 4, and the discharge end of the furnace pipe extends out of the hearth 4 by a certain length. A flue gas pipeline is arranged in the hearth 4, and a first temperature zone 41, a second temperature zone 42 and a third temperature zone 43 are sequentially arranged in the hearth 4 from a feed port of the furnace pipe 3 to a discharge port of the furnace pipe. The flue gas pipeline is provided with component valves (not shown in the figure) in the first temperature zone 41, the second temperature zone 42 and the third temperature zone 43, and the gas inlet 44 of the flue gas pipeline is hermetically connected with a high-temperature flue gas exhaust port of the incinerator through a conveying pipeline. The discharge port 12 at the lower end of the raw material storage tank 1 is fixedly connected with the feed port at the bottom of the first feeding stranding cage 2 in a sealing manner, and the discharge port at the top end of the first feeding stranding cage 2 is connected with the feed end of the furnace pipe 3 in a sealing manner through a first movable joint 31. A feeding inlet 52 at the top of the buffer tank 5 is fixedly connected with a feeding elbow 51 in a sealing way, and the other end of the feeding elbow 51 is connected with a discharging outlet of the furnace pipe 3 in a sealing way through a second loose joint 34. The transport tank 7 is movably fixed in the workshop working area through a bracket 71 with a self-locking roller arranged at the lower end of the transport tank. The feed inlet at the lower end of the second feeding stranding cage 6 is fixedly connected with the discharge outlet 53 at the lower end of the buffer tank in a sealing manner, and the discharge outlet at the upper end of the second feeding stranding cage 6 is detachably connected with the feed inlet 72 of the transportation tank 7 through a connecting pipe fitting. Preferably, the connecting pipe fitting comprises a loose joint elbow 61 and a soft connecting joint 62 with a conical lower end, one end of the loose joint elbow 61 is hermetically connected with a discharge hole of the second feeding stranding cage 6, the other end of the loose joint elbow 61 is hermetically connected with the upper end of the soft connecting joint 62, connecting flanges which are matched with each other are arranged at a lower end interface of the soft connecting joint 62 and a feed hole of the transport tank 7, and the soft connecting joint 62 and the transport tank are detachably connected through the connecting flanges. More preferably, the flexible coupling joint 62 has an accordion structure having a certain stretching and contracting function, and is formed by processing a main body of a flexible material such as rubber, canvas, or the like.

During the drying operation, powder materials entering the raw material storage tank 1 from the feed inlet 11 at the top of the raw material storage tank 1 are conveyed into the furnace pipe 3 at a constant speed and a fixed amount through the closed first feeding stranding cage 2, in the drying process, the rotating power gear 31 and the auxiliary gear 33 of the furnace pipe 3 slowly roll under the action of the motor, so that the materials are uniformly heated, and meanwhile, the materials slowly move forwards under the action of the pushing bar inside the furnace pipe 3 and respectively pass through three temperature zones of a hearth: a first temperature zone 41, a second temperature zone 42, and a third temperature zone 43; the material feeding amount can be controlled by adjusting the rotating speed of the first feeding stranding cage 2, the moving speed of the material in the furnace 3 can be controlled by adjusting the rotating speed of the rotating gear of the furnace 3, and the effective drying time of the material is controlled. The high-temperature flue gas from an incinerator of a temperature control heat source of the hearth 4 is introduced into the hearth 4 through a gas inlet 44 of a flue gas pipeline, and the temperature of each temperature zone is controlled through a component valve of the flue gas pipeline. After the materials are heated and dried by the hearth 4, the materials are continuously pushed to a non-heating area at the discharge port end of the furnace pipe 3 for primary cooling, and then the materials are sent to the discharge port end of the furnace pipe and flow into the buffer tank 5 through the feeding bent pipe 51 for continuous cooling. The materials in the buffer tank 5 are conveyed to a conveying tank 7 through a second feeding stranding cage 6. When the transportation tank 7 is filled with the materials to a certain degree and then needs to be transferred to the next procedure, the detachable connection between the second feeding stranding cage 6 and the transportation tank 7 is removed, and the transportation tank is moved to the next procedure through the self-locking roller below the transportation tank support.

The material drying and feeding and discharging system ensures that the whole process of material drying is carried out in a closed space, thereby ensuring the stability of material drying, preventing the material from leaking, avoiding the dust pollution caused by the process and improving the image of a plant area. The drying process is tightly connected, the process is continuous, the automation degree is high, the labor intensity of manpower is reduced, and the production efficiency is improved. By adopting the system, the land is saved by about 50%, the land cost of a company is reduced, and the utilization rate of a factory building is improved. The furnace chamber is prevented from being cooled and heated when the furnace pipe is replaced, so that the time and the energy are saved.

The present invention is not limited to the above-described embodiments, and various modifications made without inventive step from the above-described concept will fall within the scope of the present invention for those skilled in the art.

Claims

1. A material drying and feeding and discharging system is characterized by comprising a raw material storage tank, a first feeding stranding cage, a hearth, a furnace pipe, a buffer tank, a second feeding stranding cage and a transportation tank; the furnace pipe horizontally penetrates through the hearth; a discharge port at the lower end of the raw material storage tank is fixedly connected with a feed port at the bottom of a first feeding stranding cage in a sealing manner, and a discharge port at the top end of the first feeding stranding cage is connected with a feed end of a furnace pipe in a sealing manner through a first loose joint; the sealed fixedly connected with feeding return bend of feed inlet at buffer tank top, the feeding return bend other end passes through second loose joint and stove courage discharge gate sealing connection, buffer tank lower extreme discharge gate and the sealed fixed connection of feed inlet of second pay-off hank cage lower extreme, the discharge gate of second pay-off hank cage upper end can be dismantled with the transport tank feed inlet through being connected the pipe fitting and be connected.

2. The material drying, feeding and discharging system of claim 1, wherein a first temperature zone, a second temperature zone and a third temperature zone are sequentially arranged in the furnace from the furnace feed inlet to the furnace discharge outlet.

3. The material drying and feeding and discharging system as claimed in claim 2, wherein a flue gas pipeline is arranged in the furnace chamber, and the flue gas pipeline is provided with component valves in the first temperature zone, the second temperature zone and the third temperature zone.

4. The material drying and feeding and discharging system of claim 1, wherein the discharge end of the furnace is provided with a cooling section located outside the furnace chamber.

5. The material drying and feeding and discharging system as claimed in claim 1, wherein the connecting pipe comprises a loose joint elbow and a flexible joint, one end of the loose joint elbow is hermetically connected with the discharge port of the second feeding stranding cage, the other end of the loose joint elbow is hermetically connected with the upper end of the flexible joint, and the lower end of the flexible joint is detachably connected with the feed port of the transportation tank.

6. The material drying and feeding and discharging system as claimed in claim 5, wherein the lower end of the flexible connection joint is tapered.

7. The material drying, feeding and discharging system as claimed in claim 5, wherein the lower end interface of the flexible connection joint and the feeding port of the transportation tank are provided with connecting flanges which are matched with each other.

8. The material drying and feeding and discharging system as claimed in claim 5, wherein a support with self-locking rollers is fixed at the lower end of the transportation tank.