Environment-friendly and energy-saving coke quenching device for producing petroleum coke products

Abstract

The utility model provides an environment-friendly energy-saving coke quenching device for producing petroleum coke products, which comprises a base and a calcining furnace, the base is provided with a box body, the calcining furnace comprises a calcining furnace main body, a preheating area and a calcining area, one side of the calcining area is provided with a discharging channel, the box body is internally provided with a charging hopper, and the charging hopper is provided with a discharging channel. A petroleum coke product is loaded in the charging hopper, the other side of the discharging channel is located above the charging hopper, an air return pipeline and an exhaust device are arranged above the box body, the other end of the air return pipeline is communicated with the preheating area, and an air blower is arranged on the right side of the box body. According to the environment-friendly and energy-saving coke quenching device for producing the petroleum coke products, air heated by residual heat of the petroleum coke products in the box body is sent back to the preheating area through the air blower and the air return pipeline, raw materials which are not calcined in the box body are heated, and the energy-saving effect is achieved; and waste gas in the box body is treated when passing through the exhaust device, so that the pollution to the environment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of petroleum coke production, in particular to an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products. Background Art

[0002] Petroleum coke is made by separating the light and heavy crude oil through a distillation process and then converting the heavy crude oil through a thermal cracking process. In appearance, coke is a black block substance of irregular shape and varying sizes.

[0003] In the production process of petroleum coke, a calcining furnace is needed to calcine it. After the finished petroleum coke is exported from the calcining furnace, for safety reasons, it is necessary to wait until its temperature cools down before it can be transported to the next step. When the petroleum coke is discharged, the temperature needs to be reduced from 1000-1300℃ to about 100℃ before discharging. If natural cooling is used, the cooling efficiency is extremely low, and the heat energy generated cannot be effectively recovered and utilized.

[0004] Therefore, it is necessary to provide an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products to solve the above technical problems. Utility Model Content

[0005] The utility model provides an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products, which solves the problem that the cooling efficiency is extremely low when natural cooling is adopted when discharging petroleum coke, and the heat energy generated by the petroleum coke cannot be effectively recycled.

[0006] In order to solve the above technical problems, the utility model provides an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products, comprising: a base and a calcining furnace, a box body is arranged on the base, the calcining furnace comprises a calcining furnace body, a preheating zone and a calcining zone, a discharge channel is arranged on one side of the calcining zone, a charging hopper is arranged inside the box body, the charging hopper is loaded with petroleum coke products, the other side of the discharge channel is located above the charging hopper, a return air duct and an exhaust device are arranged above the box body, the other end of the return air duct is connected to the preheating zone, a blower is arranged on the right side of the box body, the blower comprises a blowing duct, the blowing duct The air intake duct runs through the box body and connects the inside and outside of the box body. A blowing mechanism is provided at one end of the blowing duct close to the box body. A driving motor is provided on the blowing mechanism. A support seat is fixedly connected to the lower portion of the blowing mechanism. The exhaust device comprises an air intake duct, a sedimentation channel, an exhaust duct and an exhaust fan. The air intake duct runs through the box body and connects the inside and outside of the box body. The sedimentation channel is fixedly connected to the air intake duct. The sedimentation channel is arranged at an end of the air intake duct located outside the box body. The exhaust duct is fixedly connected to the sedimentation channel. The exhaust duct is arranged on the right side of the sedimentation channel. The exhaust fan is fixedly arranged inside the exhaust duct.

[0007] Preferably, a closed door is provided on the box body, and the closed door corresponds to the position of the charging hopper.

[0008] Preferably, a plurality of blocking walls are arranged inside the sedimentation channel, a cooling plate is arranged between the blocking walls, the cooling plate comprises a plate body, and a cold water pipe is arranged inside the plate body.

[0009] Preferably, a combustion zone is provided at one end of the exhaust duct close to the settling channel, and a filter is provided at one side of the combustion zone close to the exhaust fan.

[0010] Compared with the related art, the environmentally friendly and energy-saving coke quenching device for producing petroleum coke products provided by the utility model has the following beneficial effects:

[0011] The utility model provides an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products. The air heated by the residual heat of the petroleum coke products in the box is sent back to the preheating zone through a blower and a return air duct to heat the raw materials inside the box that have not yet started to be calcined, thereby achieving an energy-saving effect; the waste gas in the box is processed when passing through the exhaust device, thereby reducing pollution to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic structural diagram of a preferred embodiment of an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products provided by the utility model;

[0013] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the sedimentation channel of the utility model;

[0015] Figure 4 It is a schematic diagram of the cross-sectional structure of the sedimentation channel of the utility model.

[0016] Numbers in the figure: 1. base, 2. calcining furnace, 21. calcining furnace body, 22. preheating zone, 23. calcining zone, 3. discharge channel, 4. box body, 5. charging hopper, 6. petroleum coke products, 7. blower, 71. driving motor, 72. blower structure, 73. blowing duct, 8. supporting seat, 9. return air duct, 10. air intake duct, 11. sedimentation channel, 12. barrier wall, 13. cooling plate, 131. plate body, 132. cold water pipe, 14. combustion zone, 15. filter, 16. exhaust duct, 17. exhaust fan, 18. closed door. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0018] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of an environmentally friendly and energy-saving coke quenching device for producing petroleum coke products provided by the utility model; Figure 2 It is a schematic diagram of the internal structure of the utility model; Figure 3 It is a structural schematic diagram of the sedimentation channel of the utility model; Figure 4 It is a schematic diagram of the cross-sectional structure of the sedimentation channel of the utility model.

[0019] The environmentally friendly and energy-saving coke quenching device for producing petroleum coke products comprises: a base 1 and a calcining furnace 2, wherein a box 4 is arranged on the base 1, and the calcining furnace 2 comprises a calcining furnace main body 21, a preheating zone 22 and a calcining zone 23, and a discharge channel 3 is arranged on one side of the calcining zone 23, and a charging hopper 5 is arranged inside the box 4, and the charging hopper 5 is loaded with petroleum coke products 6, and the other side of the discharge channel 3 is located above the charging hopper 5, and a return air duct 9 and an exhaust device are arranged above the box 4, and the other end of the return air duct 9 is connected to the preheating zone 22, and a blower 7 is arranged on the right side of the box 4, and the blower 7 comprises a blowing duct 73, and the blowing duct 73 runs through the box 4 to connect the inside and the outside of the box 4 A blower mechanism 72 is provided at one end of the blowing duct 73 close to the box body 4, a driving motor 71 is provided on the blower mechanism 72, a support seat 8 is fixedly connected to the lower portion of the blower mechanism 72, the exhaust device comprises an intake duct 10, a settling channel 11, an exhaust duct 16 and an exhaust fan 17, the intake duct 10 passes through the box body 4 and connects the inside and the outside of the box body 4, the settling channel 11 is fixedly connected to the intake duct 10, the settling channel 11 is arranged at one end of the intake duct 10 located outside the box body 4, the exhaust duct 16 is fixedly connected to the settling channel 11, the exhaust duct 16 is arranged on the right side of the settling channel 11, and the exhaust fan 17 is fixedly arranged inside the exhaust duct 16.

[0020] The calcined petroleum coke products 6 are transferred from the calcining zone 23 to the loading hopper 5 inside the box 4 through the discharge channel 3. The heat emitted by the petroleum coke products 6 heats the air in the box 4, and the hot air rises inside the box 4. The blower 7 is then started to blow the hot air through the return air duct 9 back to the preheating zone 22 of the calcining furnace 2 to preheat the petroleum coke products 6 that have not yet been calcined. The drive motor 71 is started to blow the hot air toward the return air duct 9 through the blower mechanism 72 and the blower duct 73. The gas generated during the calcination process will be accompanied by a certain amount of solid waste, which will be processed through the sedimentation channel 11; the exhaust fan 17 works to discharge the exhaust gas inside the box 4.

[0021] The box body 4 is provided with a closed door 18 , and the closed door 18 corresponds to the position of the charging hopper 5 .

[0022] After the temperature reduction is completed, the closed door 18 is opened and the petroleum coke product 6 loaded in the charging hopper 5 is taken out.

[0023] A plurality of blocking walls 12 are disposed inside the settling channel 11 . A cooling plate 13 is disposed between the blocking walls 12 . The cooling plate 13 includes a plate body 131 . A cold water pipe 132 is disposed inside the plate body 131 .

[0024] When the waste gas passes through the settling channel 11, it is blocked by the blocking wall 12, so that the solid waste in the waste gas settles, and the cooling plate 13 cools it, thereby extending the passing time of the waste gas and increasing the settling effect.

[0025] A combustion zone 14 is disposed at one end of the exhaust duct 16 close to the settling channel 11 , and a filter screen 15 is disposed at one side of the combustion zone 14 close to the exhaust fan 17 .

[0026] There will still be a small amount of pollutants in the waste gas after sedimentation. The waste gas components in the production process of petroleum coke products are combustible and are burned in the combustion zone 14 to achieve a better purification effect; the burned gas passes through the filter 15 and is discharged to the outside.

[0027] The working principle of the environmentally friendly and energy-saving coke quenching device for producing petroleum coke products provided by the utility model is as follows:

[0028] The calcined petroleum coke product 6 is transferred from the calcining zone 23 to the charging hopper 5 inside the box 4 through the discharge channel 3. The heat emitted by the petroleum coke product 6 heats the air in the box 4, and the hot air rises inside the box 4. The blower 7 is then started to blow the hot air through the return air duct 9 back to the preheating zone 22 of the calcining furnace 2 to preheat the petroleum coke product 6 that has not yet been calcined.

[0029] Compared with the related art, the environmentally friendly and energy-saving coke quenching device for producing petroleum coke products provided by the utility model has the following beneficial effects:

[0030] The air heated by the residual heat of the petroleum coke product 6 inside the box 4 is sent back to the preheating zone 22 through the blower 7 and the return air duct 9 to heat the raw materials inside it that have not yet started to be calcined, thereby achieving an energy-saving effect; the exhaust gas inside the box 4 is processed when passing through the exhaust device, reducing pollution to the environment.

[0031] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An environmentally friendly and energy-saving coke quenching device for producing petroleum coke products, characterized in that: include: A base and a calcining furnace, wherein a box is arranged on the base, and the calcining furnace comprises a calcining furnace body, a preheating zone and a calcining zone, a discharge channel is arranged on one side of the calcining zone, a charging hopper is arranged inside the box, and petroleum coke products are loaded in the charging hopper, and the other side of the discharge channel is located above the charging hopper, and a return air duct and an exhaust device are arranged above the box, and the other end of the return air duct is connected to the preheating zone, and a blower is arranged on the right side of the box, and the blower comprises a blowing duct, and the blowing duct runs through the box to connect the inside and the outside of the box, and the blowing A blowing mechanism is provided at one end of the pipe close to the box body, and a driving motor is provided on the blowing mechanism. A support seat is fixedly connected to the lower part of the blowing mechanism. The exhaust device comprises an air intake duct, a sedimentation channel, an exhaust duct and an exhaust fan. The air intake duct runs through the box body and connects the inside and the outside of the box body. The sedimentation channel is fixedly connected to the air intake duct. The sedimentation channel is arranged at one end of the air intake duct located outside the box body. The exhaust duct is fixedly connected to the sedimentation channel. The exhaust duct is arranged on the right side of the sedimentation channel. The exhaust fan is fixedly arranged inside the exhaust duct.

2. The environmentally friendly and energy-saving coke quenching device for producing petroleum coke products according to claim 1, characterized in that: The box body is provided with a closed door, and the closed door corresponds to the position of the charging hopper.

3. The environmentally friendly and energy-saving coke quenching device for producing petroleum coke products according to claim 1, characterized in that: A plurality of blocking walls are arranged inside the settling channel, a cooling plate is arranged between the blocking walls, the cooling plate comprises a plate body, and a cold water pipeline is arranged inside the plate body.

4. The environmentally friendly and energy-saving coke quenching device for producing petroleum coke products according to claim 3 is characterized in that: A combustion zone is arranged at one end of the exhaust duct close to the settling channel, and a filter screen is arranged at one side of the combustion zone close to the exhaust fan.

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