CN217265557U

CN217265557U - Semi coke quenching cooling drying system

Info

Publication number: CN217265557U
Application number: CN202221211073.1U
Authority: CN
Inventors: 白二刚
Original assignee: Inner Mongolia Huineng Group Mengnan Power Generation Co Ltd
Current assignee: Inner Mongolia Huineng Group Mengnan Power Generation Co Ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-08-23
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a semi-coke quenching cooling and drying system, which comprises a semi-coke furnace body, a first storage bin, a second storage bin, a water inlet pipeline, a spray header, a drainage pipeline, a steam pipeline, a stranding cage, a dryer and a flue gas pipeline; carbonization chambers are distributed in the semi-coke furnace body; a coke discharging box is arranged below the carbonization chamber; a coke supporting plate is arranged at the bottom of the coke discharging box; the bottom of the coke discharging box is communicated with a first bin; a second storage bin is correspondingly arranged below the first storage bin; one side of the second storage bin is communicated with a spray head at one end of the water inlet pipeline; a water outlet is formed in one side, close to the bottom, of the second storage bin and is communicated with one end of a drainage pipeline; a discharge port at the bottom of the second storage bin is connected into a stranding cage; the discharge hole of the stranding cage is communicated with the feed inlet of the dryer; the side wall of the dryer is provided with an interlayer, and a smoke exhaust pipeline of the semi-coke furnace body is connected with an air inlet of the interlayer.

Description

Semi coke quenching cooling drying system

Technical Field

The utility model relates to a blue charcoal processing technology field, concretely relates to blue charcoal quenching cooling drying system.

Background

Semi-coke is a novel carbon material, and can gradually replace metallurgical coke by virtue of the characteristics of high fixed carbon, low specific resistance ash content, low aluminum content, low sulfur content and low phosphorus content, so that the semi-coke can be widely applied to substitute carbon materials of products such as calcium carbide, ferroalloy, ferrosilicon, silicon carbide and the like. At present, the main method for industrially producing semi-coke in China is to prepare the semi-coke by thermal cracking in an internal heating type vertical carbonization furnace, and the method is the most widely, massively and mostly applied process for preparing the semi-coke by thermal cracking raw coal at present. When the semi-coke is cooled by the process, the semi-coke is quenched by a water seal wet method.

The high-temperature semi coke is generally put in a coke quenching tank when being quenched by water, and in the mode, because the coke quenching tank is in an open-air open state, peculiar smell and steam of waste water can be directly diffused into the environment, thereby causing influence on the surrounding environment. The heat energy in the steam is wasted while the influence is caused, and obviously, the resources are not reasonably utilized.

The utility model has the following contents:

according to the defects of the prior art, the utility model provides a semi coke quenching cooling and drying system, the device utilizes a closed hopper arranged at the bottom of a carbonization furnace to carry out spray quenching operation, semi coke wetted after quenching is conveyed to a drying device to be dried, and waste water is conveyed through a pipeline in a centralized way; a steam channel is arranged above the closed hopper, and the steam channel collects and conveys the part of heat energy to a specified heat collection area for recovery and conversion; the smoke of the carbonization furnace enters the dryer to provide drying heat energy; the whole device integrates and utilizes resources, and simultaneously avoids the influence of the peculiar smell of the steam and the waste water on the production environment.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a semi-coke quenching cooling drying system comprises a semi-coke furnace body, a first bin, a second bin, a water inlet pipeline, a spray header, a drainage pipeline, a steam pipeline, a stranding cage, a dryer and a flue gas pipeline; carbonization chambers are distributed in the semi-coke furnace body; a coke discharging box is arranged below the carbonization chamber; a coke supporting plate is arranged at the bottom of the coke discharging box; the method is characterized in that: the bottom of the coke discharging box is communicated with a first bin; a second storage bin is correspondingly arranged below the first storage bin;

one side of the second storage bin is communicated with a spray head at one end of the water inlet pipeline; a water outlet is formed in one side, close to the bottom, of the second storage bin and is communicated with one end of a drainage pipeline; a discharge port at the bottom of the second storage bin is connected into a stranding cage; the discharge hole of the stranding cage is communicated with the feed inlet of the dryer; the side wall of the dryer is provided with an interlayer, and a smoke exhaust pipeline of the semi-coke furnace body is connected with an air inlet of the interlayer.

Preferably, a gate valve is arranged between the second storage bin and the first storage bin to control on-off.

Preferably, the bottom of the second storage bin is provided with a gate valve, and the gate valve is positioned below the water outlet.

Preferably, the other end of the water inlet pipeline is connected with a quenching water source.

Preferably, the other end of the drain pipe is connected to the waste water tank.

Preferably, a water suction pump is arranged on the water discharge pipe.

Preferably, the air outlet of the interlayer is connected with a bag-type dust collector.

Preferably, the first storage bins and the second storage bins are respectively provided with more than one group, and the number of the second storage bins corresponds to that of the first storage bins.

The utility model discloses beneficial effect has following several:

1. when the device is cooled, steam enters centralized treatment from a steam pipeline; likewise, the wastewater enters the wastewater tank from the drain pipe and is finally collected into the wastewater tank. The steam is collected to avoid the wasting of resources to waste water is also carried under the encapsulated situation, can not influence the operational environment.

2. Flue gas of blue charcoal stove body passes through in flue gas pipeline gets into the intermediate layer of drying-machine, heats the stoving to the drying-machine, and the resource has rationally been integrated to the also make full use of waste heat before the flue gas emission.

Description of the drawings:

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

Fig. 1 is a schematic view of the overall connection structure of the present invention.

In the figure, a semi-coke furnace body 1, a first storage bin 2, a second storage bin 3, a water inlet pipeline 4, a spray header 5, a drainage pipeline 6, a steam pipeline 7, a stranding cage 8, a dryer 9, a flue gas pipeline 10, an interlayer 11, a coke supporting plate 12, a coke discharging box 13 and a coke pushing rod 14.

The specific implementation mode is as follows:

as shown in the figure, the semi-coke quenching cooling drying system comprises a semi-coke furnace body 1, a first bin 2, a second bin 3, a water inlet pipeline 4, a spray header 5, a drainage pipeline 6, a steam pipeline 7, a stranding cage 8, a dryer 9 and a flue gas pipeline 10; carbonization chambers are distributed in the existing semi-coke furnace body 1; a coke discharging box 13 is arranged below the carbonization chamber; the bottom of the coke discharging box 13 is provided with a coke supporting plate 12, the coke supporting plate 12 is controlled by a coke pushing rod 14, and the coke pushing rod 14 pushes the coke supporting plate 12 to open or close. The bottom of the coke discharging box 13 is communicated with the first bin 2; a second storage bin 3 is correspondingly arranged below the first storage bin 2; a gate valve control communication is arranged between the second storage bin 3 and the first storage bin 2; and the bottom of the second storage bin 3 is also provided with a gate valve which is positioned below the water outlet. In order to reduce the influence on the internal pressure during coke discharging, the gate valve arranged in the second bunker 3 is in a closed state. Firstly, semi coke enters the first storage bin 2, the coke supporting plate 12 is closed after the semi coke enters the first storage bin 2, and then the gate valve of the second storage bin 3 is opened.

As shown in the figure, further, cooling means is adopted for semi coke before discharging from the second storage bin 3; one side of the second storage bin 3 is communicated with a spray head at one end of the water inlet pipeline 4, the spray head sprays water in the water discharge pipeline 6 into the second storage bin 3, and the other end of the water inlet pipeline 4 is connected to a coke quenching water source. A water outlet is formed in one side, close to the bottom, of the second storage bin 3 and is communicated with one end of a drainage pipe 6, after water is cooled, redundant water is discharged from the water outlet of the second storage bin 3, and a water suction pump can be arranged on the drainage pipe; the other end of the drain pipe is connected into a wastewater tank, and wastewater is concentrated in the wastewater tank. A discharge hole at the bottom of the second storage bin 3 is connected into a stranding cage 8; a discharge hole of the stranding cage 8 is communicated with a feed inlet of the dryer 9, and semi coke is conveyed by utilizing the stranding cage 8; the lateral wall of current drying-machine 9 is equipped with intermediate layer 11, and when intermediate layer 11 was used for advancing high temperature flue gas, can not directly get into the cylinder part of drying-machine 9, and the both ends of cylinder are open, and the flue gas is revealed easily. The smoke exhaust pipeline of the semi-coke furnace body 1 is connected with the air inlet of the interlayer 11. After the interlayer 11 has residual heat, the flue gas is discharged from the gas outlet of the interlayer 11, and the gas outlet can be connected with a bag-type dust remover for dust removal. Considering the reason of blue charcoal handling capacity, can respectively be equipped with first feed bin 2 and second feed bin 3 more than a set of, and second feed bin 3 corresponds with first feed bin 2 quantity, increase blue charcoal handling capacity. The above-mentioned fixing methods are all welded or screwed by means of the common technical means of those skilled in the art, if they are not separately described.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A semi-coke quenching cooling drying system comprises a semi-coke furnace body, a first bin, a second bin, a water inlet pipeline, a spray header, a drainage pipeline, a steam pipeline, a stranding cage, a dryer and a flue gas pipeline; carbonization chambers are distributed in the semi-coke furnace body; a coke discharging box is arranged below the carbonization chamber; the bottom of the coke discharging box is provided with a coke supporting plate; the method is characterized in that: the bottom of the coke discharging box is communicated with a first stock bin; a second storage bin is correspondingly arranged below the first storage bin;

one side of the second storage bin is communicated with a spray head at one end of the water inlet pipeline; a water outlet is formed in one side, close to the bottom, of the second storage bin and is communicated with one end of a drainage pipeline; a discharge port at the bottom of the second storage bin is connected into a stranding cage; the discharge hole of the stranding cage is communicated with the feed inlet of the dryer; the lateral wall of drying-machine is equipped with the intermediate layer, and the exhaust pipe of blue charcoal stove body inserts the air inlet of intermediate layer.

2. The semi coke quenching cooling and drying system of claim 1, wherein: and a gate valve is arranged between the second storage bin and the first storage bin to control on-off.

3. The semi coke quenching cooling drying system of claim 2, wherein: and a gate valve is arranged at the bottom of the second storage bin and is positioned below the water outlet.

4. The semi coke quenching cooling drying system of claim 1, wherein: the other end of the water inlet pipeline is connected with a coke quenching water source.

5. The semi coke quenching cooling and drying system of claim 1, wherein: the other end of the drain pipe is connected with a waste water tank.

6. The semi coke quenching cooling drying system of claim 5, wherein: and a water suction pump is arranged on the water drainage pipe.

7. The semi coke quenching cooling drying system of claim 1, wherein: and the air outlet of the interlayer is connected with a bag-type dust collector.

8. The semi coke quenching cooling drying system of claim 2, wherein: the first bin and the second bin are respectively provided with more than one group, and the number of the second bins corresponds to that of the first bins.