CN217715015U

CN217715015U - Steam heat recovery device for petroleum coke calcination

Info

Publication number: CN217715015U
Application number: CN202221112869.1U
Authority: CN
Inventors: 华俊
Original assignee: Xinjiang Shunhuangteng Engineering Technology Co ltd
Current assignee: Xinjiang Shunhuangteng Engineering Technology Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-11-01
Anticipated expiration: 2032-05-11

Abstract

The utility model belongs to the technical field of the oil, especially, be a steam heat recovery unit for petroleum coke calcination, which comprises a mounting base, both ends difference fixed mounting has heat transfer case one and heat transfer case two about the mounting base upper surface, and heat transfer case one and heat transfer case two are close to two connection bed framves of one side fixedly connected with each other, and the equal fixed mounting in one side that heat transfer case one and heat transfer case two kept away from each other has two side-mounting boards, and other fixed mounting is equallyd divide at the upper and lower both ends of heat transfer case one and two front surfaces of heat transfer case and is gone out water and take over and intake the takeover. Through the heat exchange box I and the heat exchange box II that set up, vapor gas flows into the inside of heat exchange tube respectively through steam transfer passage, and vapor is through carrying out the heat exchange with the heat-retaining medium in heat exchange box I and heat exchange box II are inside, and the process storage in the medium of heat exchange box I and heat exchange box II with the heat energy storage that contains in the vapor can improve the area of contact between the inside vapor of heat exchange tube and the medium through heat exchanger fin and the heat transfer plate that sets up.

Description

Steam heat recovery device for petroleum coke calcination

Technical Field

The utility model belongs to the technical field of the oil, concretely relates to steam heat recovery unit is used in petroleum coke calcination.

Background

The black solid coke is produced by cracking and coking the vacuum residuum of petroleum at 500-550 deg.C in coking unit. It is considered to be an amorphous carbon body or a highly aromatized high-molecular carbide containing needle-like or granular carbon bodies of fine graphite crystals.

The petroleum coke can be used as fuel, but the stage impact mill is needed to carry out superfine grinding when the petroleum coke is used as fuel, the flue gas of the petroleum coke serving as fuel after combustion contains more harmful substances, the water treatment needs to be carried out on the waste gas before the burnt petroleum coke waste gas is discharged, the water washing mode is utilized to absorb the harmful substances in the flue gas, a large amount of water vapor can be generated in the water washing process and is directly discharged into the environment along with an exhaust fan, and the waste of energy resources is caused.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a petroleum coke is steam heat recovery unit for calcination has solved among the above-mentioned background art and has proposed carry out the washing in-process and can produce a large amount of vapor and directly discharge into the environment along with the exhaust fan, causes the problem of the waste of energy resource.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a petroleum coke calcination uses steam heat recovery unit, which comprises a mounting base, both ends do not fixed mounting have heat transfer case one and heat transfer case two about the mounting base upper surface, heat transfer case one and heat transfer case two, be close to two connection bed frames of one side fixedly connected with each other, the equal fixed mounting in one side that heat transfer case one and heat transfer case two kept away from each other has two side mounting panels, the upper and lower both ends of heat transfer case one and heat transfer case two front surfaces are equallyd divide do not fixed mounting have a water outlet connecting pipe and a water inlet connecting pipe, be equipped with steam transport passageway directly over the connection bed frame, steam transport passageway's the left and right sides all is equipped with the wind channel of airing exhaust, the equal fixed mounting in surface of steam transport passageway left and right sides has a plurality of heat exchange tube, steam transport passageway one end is kept away from rather than the adjacent wind channel fixed connection of airing exhaust, the equal fixed mounting of inner wall of heat transfer case one and heat transfer case two has a plurality of heat transfer board, the heat transfer chamber has been seted up to the inner wall of heat transfer board, the heat transfer surface fixed mounting of heat transfer board has a plurality of heat exchange piece, the heat exchange tube wears out the heat exchange tube and communicates with the chamber, a plurality of heat exchange tube fixedly connected with, the outer periphery of a plurality of heat exchange tube fixedly connected with the drain tube, a plurality of fixedly connected with the drain tube.

Preferably, the first heat exchange box and the second heat exchange box are symmetrically arranged on the left and right of the central line of the mounting base, and the first heat exchange box and the second heat exchange box are identical in structural size.

Preferably, the longitudinal section of the heat exchange plate is of a V-shaped structure, and the plurality of heat exchange plates are linearly arranged in an equidistant manner in the vertical direction of the first heat exchange box.

Preferably, a plurality of flow guide rings are fixedly installed on the inner circumferential surface of the heat exchange tube, and the flow guide rings are linearly arranged in the direction of the heat exchange tube at equal intervals.

Preferably, one end of the drain pipe penetrates through the first heat exchange box and extends to the outer side of the mounting base.

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

this steam heat recovery unit is used in petroleum coke calcination, through the heat transfer case one and the heat transfer case two that set up, vapor gas flows in the inside of heat exchange tube respectively through steam transfer passage, vapor carries out the heat exchange through carrying out the heat exchange with the heat-retaining medium in heat transfer case one and two inside heat transfer cases, the process storage in the medium of heat storage in heat transfer case one and two inside heat transfer cases with the heat energy storage that contains in the vapor, contact area between can improving the inside vapor of heat exchange tube and the medium through the heat exchanger fin and the heat transfer plate that set up, the rate of heat transfer is improved, the comdenstion water that the inside condensation of drainage tube produced simultaneously will be discharged through the drain pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a first three-dimensional structure of the present invention;

fig. 2 is a schematic view of a second three-dimensional structure of the present invention;

fig. 3 is a side view schematic structure diagram of the present invention;

fig. 4 is a schematic cross-sectional view taken along line C-C in fig. 3 according to the present invention;

fig. 5 is a schematic structural diagram of a position a in fig. 4 according to the present invention.

In the figure: 1, mounting a base; 2, a first heat exchange box; 3, a second heat exchange box; 4, connecting a base frame; 5 side mounting plate; 6, water outlet connecting pipes; 7, a water inlet connecting pipe; 8, a steam conveying channel; 9 air exhaust duct; 10 heat exchange tubes; 11 heat exchange fins; 12 heat exchange plates; 13 a heat exchange cavity; 14 flow guide rings; 15 water discharge pipes; 16 drainage tubes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a steam heat recovery device for petroleum coke calcination comprises an installation base 1, wherein a first heat exchange box 2 and a second heat exchange box 3 are respectively and fixedly installed at the left end and the right end of the upper surface of the installation base 1, the first heat exchange box 2 and the second heat exchange box 3 are symmetrically arranged on the left side and the right side of the central line of the installation base 1, the first heat exchange box 2 and the second heat exchange box 3 are completely corresponding and identical in structural size, the first heat exchange box 2 and the second heat exchange box 3 are fixedly connected with two connecting base frames 4 close to one side, two side installation plates 5 are respectively and fixedly installed at the sides of the first heat exchange box 2 and the second heat exchange box 3 far away from each other, a water outlet connecting pipe 6 and a water inlet connecting pipe 7 are respectively and fixedly installed at the upper end and the lower end of the front surface of the first heat exchange box 2 and the second heat exchange box 3, a steam conveying channel 8 is arranged right above the connecting base frames 4, and air exhaust channels 9 are respectively arranged at the left side and the right side of the steam conveying channel 8, the surfaces of the left side and the right side of a steam conveying channel 8 are fixedly provided with a plurality of heat exchange tubes 10, one ends of the heat exchange tubes 10 far away from the steam conveying channel 8 are fixedly connected with an adjacent exhaust air duct 9, the inner walls of a first heat exchange box 2 and a second heat exchange box 3 are fixedly provided with a plurality of heat exchange plates 12, the heat exchange plates 12 are linearly arranged in a vertical direction of the first heat exchange box 2 at equal intervals, the longitudinal section of each heat exchange plate 12 is of a V-shaped structure, the inner wall of each heat exchange plate 12 is provided with a heat exchange cavity 13, the upper surface of each heat exchange plate 12 is fixedly provided with a plurality of heat exchange fins 11, the heat exchange tubes 10 penetrate through the heat exchange plates 12 and are communicated with the heat exchange cavities 13, the inner circumferential surface of each heat exchange tube 10 is fixedly provided with a plurality of flow guide rings 14, the plurality of flow guide rings 14 are linearly arranged in an equal interval in a direction of the heat exchange tubes 10, the outer circumferential surfaces of the plurality of heat exchange tubes 10 are fixedly connected with a drain tube 15, one end of the drain tube 15 penetrates through the first heat exchange box 2, and extends to the outer side of the mounting base 1, and a drainage tube 16 is fixedly connected between the heat exchange cavity 13 and a drainage tube 15.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, through the heat transfer case 2 and the two 3 of heat transfer case that set up, vapor gas flows in the inside of heat exchange tube 10 respectively through steam transfer passage 8, vapor is through carrying out the heat exchange with the heat-retaining medium in heat transfer case 2 and two 3 inside heat transfer cases, with the heat energy storage that contains in vapor process storage in heat transfer case 2 and two 3 inside mediums of heat transfer case, contact area between the inside vapor of heat exchange tube 10 and the medium can be improved through the heat exchanger fin 11 and the heat transfer plate 12 that set up, improve the heat conversion rate, the comdenstion water that 16 inside condensations of drainage tube produced simultaneously will be discharged through drain pipe 15, all consumer all supply power through external power supply in this device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a petroleum coke is steam heat recovery unit for calcination, includes mounting base (1), its characterized in that: the heat exchanger comprises a mounting base (1), a first heat exchange box (2) and a second heat exchange box (3) are fixedly mounted at the left end and the right end of the upper surface of the mounting base (1) respectively, the first heat exchange box (2) and the second heat exchange box (3) are close to each other, two connecting base frames (4) are fixedly connected at one side, the first heat exchange box (2) and the second heat exchange box (3) are far away from each other, two side mounting plates (5) are fixedly mounted at one side, the upper end and the lower end of the front surface of the first heat exchange box (2) and the second heat exchange box (3) are respectively and fixedly mounted with a water outlet connecting pipe (6) and a water inlet connecting pipe (7), a steam conveying channel (8) is arranged right above the connecting base frames (4), air exhaust channels (9) are arranged at the left side and the right side of the steam conveying channel (8), a plurality of heat exchange tubes (10) are fixedly mounted on the surfaces of the left side and the right side of the steam conveying channel (8), one ends, far away from the heat exchange tubes (8) are fixedly connected with the adjacent air exhaust channels (9), a plurality of heat exchange plates (12) are fixedly mounted on the inner walls of the heat exchange plates (12), a plurality of the heat exchange plates (12) and a plurality of heat exchange plates (12) are arranged on the inner wall of the heat exchange tubes (13), and a plurality of the heat exchange plates (12) and a plurality of heat exchange tubes (12) and a heat exchange plate (13) which are communicated with the heat exchange plate (12) and a heat exchange cavity (13) arranged on the heat exchange plate (13), the outer circumferential surfaces of the heat exchange pipes (10) are fixedly connected with drain pipes (15), and drainage pipes (16) are fixedly connected between the heat exchange cavities (13) and the drain pipes (15).

2. The steam heat recovery device for petroleum coke calcination according to claim 1, characterized in that: the first heat exchange box (2) and the second heat exchange box (3) are symmetrically arranged on the left and right of the central line of the mounting base (1), and the first heat exchange box (2) and the second heat exchange box (3) are identical in structural size and are completely corresponding to each other.

3. The steam heat recovery device for petroleum coke calcination according to claim 1, characterized in that: the longitudinal section of the heat exchange plates (12) is of a V-shaped structure, and the heat exchange plates (12) are linearly arranged in the vertical direction of the heat exchange box I (2) at equal intervals.

4. The steam heat recovery device for petroleum coke calcination according to claim 1, characterized in that: a plurality of flow guide rings (14) are fixedly mounted on the inner circumferential surface of the heat exchange tube (10), and the flow guide rings (14) are linearly arranged at equal intervals in the direction of the heat exchange tube (10).

5. The steam heat recovery device for petroleum coke calcination according to claim 1, characterized in that: one end of the drain pipe (15) penetrates through the first heat exchange box (2) and extends to the outer side of the mounting base (1).