CN219964839U - Double-layer six-tube integrated cracker - Google Patents
Double-layer six-tube integrated cracker Download PDFInfo
- Publication number
- CN219964839U CN219964839U CN202320631914.2U CN202320631914U CN219964839U CN 219964839 U CN219964839 U CN 219964839U CN 202320631914 U CN202320631914 U CN 202320631914U CN 219964839 U CN219964839 U CN 219964839U
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- CN
- China
- Prior art keywords
- tail gas
- pipeline
- cracking
- double
- schizolysis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000005336 cracking Methods 0.000 claims abstract description 35
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 9
- 229920000742 Cotton Polymers 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 16
- 101150006573 PAN1 gene Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model provides a double-layer six-pipe integrated cracker which comprises a bottom shell, wherein a main ammonia cracking pipeline is fixedly arranged at the bottom in the bottom shell, the main ammonia cracking pipeline consists of three main ammonia cracking pipes which are connected in parallel, a tail gas cracking pipeline is fixedly arranged at the top in the bottom shell, the tail gas cracking pipeline consists of three tail gas cracking pipes, and the three tail gas cracking pipes are connected in parallel; the utility model is a double-layer six-tube integrated cracker, which integrates main ammonia cracking and tail gas cracking into the same equipment, wherein the upper three tubes are connected in parallel to form tail gas cracking, the lower three tubes are connected in parallel to form main ammonia cracking, the capacity of the three tubes of nickel catalyst is large, the efficiency is high, after the nickel catalyst is filled in the tubes, the tubes are installed in a furnace shell fully paved with heat-insulating cotton and a heating belt, and then heated, after the temperature reaches a certain temperature, the nickel catalyst generates chemical reaction to crack, thereby meeting the requirement of a super-large furnace, and meanwhile, the structure is compact, the space is saved, the equipment is divided into an upper cover, a bottom shell, and the equipment is convenient to disassemble and assemble and is convenient to maintain.
Description
Technical Field
The utility model belongs to the technical field of cracker, and relates to a double-layer six-tube integrated cracker.
Background
The high-temperature cracker is needed in the ammonia cracking process, and the domestic cracker is currently a large-scale cracker, which has the advantages of extra large volume, high cost, single action, inconvenient maintenance and repair and needs improvement.
Disclosure of Invention
The utility model aims to provide a double-layer six-tube integrated cracker so as to solve the problems in the prior art.
The aim of the utility model can be achieved by the following technical scheme:
the double-layer six-pipe integrated cracker comprises a bottom shell, a main ammonia cracking pipeline, a tail gas cracking pipeline, side plates and an upper cover, wherein the main ammonia cracking pipeline is fixedly arranged at the bottom in the bottom shell and consists of three main ammonia cracking pipelines which are connected in parallel, the tail gas cracking pipeline is fixedly arranged at the top in the bottom shell and consists of three tail gas cracking pipelines which are connected in parallel.
In the above-mentioned double-deck six-tube integrated cracker, the both sides of drain pan all are provided with the curb plate, just the one end of main ammonia schizolysis pipeline and the one end of tail gas schizolysis pipeline pass the curb plate and arrange the outside of curb plate in.
In the double-layer six-tube integrated cracker, the top of the bottom shell is provided with an upper cover, and the side of the top end of the upper cover is fixedly provided with a hanging ring.
In the above-mentioned double-deck six-tube integrated cracker, two support steelframe are fixedly arranged at the bottom of the bottom shell, and two the support steelframe is symmetrically arranged.
In the double-layer six-tube integrated cracker, a lock catch is arranged on the outer side of the upper cover.
Compared with the prior art, the double-layer six-tube integrated cracker has the advantages that:
1. the utility model adopts a brand new structural design, greatly innovates a mechanical structure, realizes the integration of tail gas cracking and main ammonia cracking and the same equipment, ensures that the double-layer six-tube nickel catalyst configuration meets the ultra-large furnace type requirement, has compact structure, saves space, and is divided into an upper cover and a bottom shell, and is convenient to assemble and disassemble and convenient to maintain.
2. The utility model is a double-layer six-tube integrated cracker, which integrates main ammonia cracking and tail gas cracking into the same equipment, wherein the upper three tubes are connected in parallel to form tail gas cracking, the lower three tubes are connected in parallel to form main ammonia cracking, the capacity of the three tubes of nickel catalyst is large, the efficiency is high, after the nickel catalyst is filled in the tubes, the tubes are arranged in a furnace shell fully paved with heat-insulating cotton and a heating belt, and then the heat-insulating cotton and the heating belt are heated, and after a certain temperature is reached, the nickel catalyst generates chemical reaction to carry out cracking.
Drawings
FIG. 1 is a schematic diagram of a double-deck six-tube integrated cracker of the present utility model.
FIG. 2 is a schematic side view of a double-deck six-tube integrated cracker according to the present utility model.
FIG. 3 is a schematic diagram of the front structure of a double-deck six-tube integrated cracker of the present utility model.
FIG. 4 is a schematic top view of a dual layer six-tube integrated cracker of the present utility model.
In the figure, 1, a bottom shell; 2. a main ammonia cracking pipeline; 3. a tail gas cracking pipeline; 4. a side plate; 5. and (5) an upper cover.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Double-deck six pipe integrated cracker, including drain pan 1, main ammonia schizolysis pipeline 2, tail gas schizolysis pipeline 3, curb plate 4 and upper cover 5, the fixed main ammonia schizolysis pipeline 2 that is provided with in bottom in the drain pan 1, main ammonia schizolysis pipeline 2 comprises three main ammonia schizolysis body, and connects in parallel between the three main ammonia schizolysis body, and the fixed tail gas schizolysis pipeline 3 that is provided with in top in the drain pan 1, tail gas schizolysis pipeline 3 comprises three tail gas schizolysis body, and connects in parallel between the three tail gas schizolysis body.
As shown in fig. 1, 2, 3 and 4, in the double-layer six-tube integrated cracker of the present utility model, specifically, two sides of the bottom shell 1 are provided with side plates 4, and one end of the main ammonia cracking pipeline 2 and one end of the tail gas cracking pipeline 3 pass through the side plates 4 and are disposed at the outer sides of the side plates 4.
As shown in fig. 1, 2, 3 and 4, the double-layer six-tube integrated cracker of the present utility model, specifically, the top of the bottom shell 1 is provided with an upper cover 5, and the side of the top end of the upper cover 5 is fixedly provided with a hanging ring.
As shown in fig. 1, 2, 3 and 4, the double-layer six-tube integrated cracker of the present utility model, specifically, two support steel frames are fixedly arranged at the bottom of the bottom shell 1, and the two support steel frames are symmetrically arranged.
As shown in fig. 1, 2, 3 and 4, the double-layer six-tube integrated cracker of the present utility model is specifically provided with a lock catch on the outer side of the upper cover 5.
The double-layer six-tube integrated cracker is energy-saving, efficient, high in safety, integrated in function, compact in structure and convenient to detach, integrates main ammonia cracking and tail gas cracking into one device, wherein three tubes at the upper layer are connected in parallel to be the tail gas cracking, three tubes at the lower layer are connected in parallel to be the main ammonia cracking, three tubes are high in nickel catalyst capacity and high in efficiency, are installed in a bottom shell with heat-insulating cotton and resistance wires fully paved at the periphery after being filled with nickel catalyst, are covered with an upper side plate 4, and are connected through bolts.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. Double-deck six integrated cracker, including drain pan (1), main ammonia schizolysis pipeline (2), tail gas schizolysis pipeline (3), curb plate (4) and upper cover (5), its characterized in that, the fixed main ammonia schizolysis pipeline (2) that is provided with in bottom in drain pan (1), main ammonia schizolysis pipeline (2) are constituteed by three main ammonia schizolysis body, and three connect in parallel between the main ammonia schizolysis body, the fixed tail gas schizolysis pipeline (3) that are provided with in top in drain pan (1), tail gas schizolysis pipeline (3) are constituteed by three tail gas schizolysis body, and three connect in parallel between the tail gas schizolysis body.
2. The double-layer six-pipe integrated cracker according to claim 1, wherein side plates (4) are arranged on two sides of the bottom shell (1), and one end of the main ammonia cracking pipeline (2) and one end of the tail gas cracking pipeline (3) penetrate through the side plates (4) and are arranged on the outer sides of the side plates (4).
3. The double-layer six-tube integrated cracker according to claim 1, wherein an upper cover (5) is arranged at the top of the bottom shell (1), and a hanging ring is fixedly arranged at the side of the top end of the upper cover (5).
4. The double-layer six-tube integrated cracker according to claim 1, wherein two support steel frames are fixedly arranged at the bottom of the bottom shell (1), and the two support steel frames are symmetrically arranged.
5. The double-layer six-tube integrated cracker according to claim 1, wherein the outer side of the upper cover (5) is provided with a lock catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320631914.2U CN219964839U (en) | 2023-03-28 | 2023-03-28 | Double-layer six-tube integrated cracker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320631914.2U CN219964839U (en) | 2023-03-28 | 2023-03-28 | Double-layer six-tube integrated cracker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219964839U true CN219964839U (en) | 2023-11-07 |
Family
ID=88580486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320631914.2U Active CN219964839U (en) | 2023-03-28 | 2023-03-28 | Double-layer six-tube integrated cracker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219964839U (en) |
-
2023
- 2023-03-28 CN CN202320631914.2U patent/CN219964839U/en active Active
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