CN220452123U - Structure for stabilizing outlet pressure of high-pressure ammonia water pump - Google Patents
Structure for stabilizing outlet pressure of high-pressure ammonia water pump Download PDFInfo
- Publication number
- CN220452123U CN220452123U CN202322157433.5U CN202322157433U CN220452123U CN 220452123 U CN220452123 U CN 220452123U CN 202322157433 U CN202322157433 U CN 202322157433U CN 220452123 U CN220452123 U CN 220452123U
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- Prior art keywords
- connecting pipe
- ammonia water
- pressure
- water pump
- ammonia
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- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 235000011114 ammonium hydroxide Nutrition 0.000 title claims abstract description 104
- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 19
- 239000000571 coke Substances 0.000 claims abstract description 27
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 229910021529 ammonia Inorganic materials 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000003245 coal Substances 0.000 description 11
- 238000007789 sealing Methods 0.000 description 6
- 238000000746 purification Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000003034 coal gas Substances 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a structure for stabilizing the outlet pressure of a high-pressure ammonia water pump, which comprises a first connecting pipe, a circulating ammonia water pump, a second connecting pipe, a third connecting pipe, a gate valve, a fourth connecting pipe, the high-pressure ammonia water pump and a fifth connecting pipe, wherein one end of the first connecting pipe is communicated with the ammonia water outlet end of a tar ammonia water separating tank, the other end of the first connecting pipe is communicated with the circulating ammonia water pump, the circulating ammonia water pump is communicated with a coke oven through the second connecting pipe, the third connecting pipe is communicated with the middle section of the second connecting pipe, the third connecting pipe is communicated with the gate valve to be on the way, the gate valve is communicated with the high-pressure ammonia water pump through the fourth connecting pipe, and the high-pressure ammonia water pump is communicated with the coke oven through the fifth connecting pipe; has the advantage of reducing the failure rate of the coke oven.
Description
Technical Field
The utility model relates to the technical field of postpartum gas purification of coking plants, in particular to a structure for stabilizing outlet pressure of a high-pressure ammonia water pump.
Background
In the operation process of the high-pressure ammonia water pump of the coal gas purification system of the coking plant, when the coke oven carries out coal charging operation, the outlet pressure is intermittently reduced to 1.2MPa from the normal state of 2.2MPa, so that the coal charging is always in a smoke-emitting state, and the mechanical seal cooling liquid pressure of the high-pressure ammonia water pump is low due to low outlet pressure, the mechanical seal ring and the seal ring are damaged, a large amount of ammonia water is leaked, the environment is influenced, equipment is damaged, and the normal production is influenced.
A structure for stabilizing the outlet pressure of a high-pressure ammonia water pump is provided, which can solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the technical problems that in the prior art, when a coke oven carries out coal charging operation in the operation process of a high-pressure ammonia water pump of a coal gas purification system of a coke oven, the outlet pressure is intermittently reduced from 2.2MPa in a normal state to 1.2MPa, so that the coal charging always has a smoke emission condition, and the mechanical seal sealing ring and the sealing ring are damaged due to low outlet pressure, so that the ammonia water is greatly leaked, the environment is influenced, equipment is damaged, and normal production is influenced, so that the structure for stabilizing the outlet pressure of the high-pressure ammonia water pump is provided, and the structure for stabilizing the outlet pressure of the high-pressure ammonia water pump comprises the following components:
the device comprises a first connecting pipe, a circulating ammonia water pump, a second connecting pipe, a third connecting pipe, a gate valve, a fourth connecting pipe and a high-pressure ammonia water pump, wherein one end of the first connecting pipe is communicated with an ammonia water outlet end of a tar ammonia water separating tank, the other end of the first connecting pipe is communicated with the circulating ammonia water pump, the circulating ammonia water pump is communicated with a coke oven through the second connecting pipe, the third connecting pipe is communicated with the middle section of the second connecting pipe, the third connecting pipe and the gate valve want to be in the presence of a net, the gate valve is communicated with the high-pressure ammonia water pump through the fourth connecting pipe, and the high-pressure ammonia water pump is communicated with the coke oven through the fifth connecting pipe.
Further, the circulating ammonia water pump comprises a first ammonia water pump water inlet and a first ammonia water pump water outlet, the first ammonia water pump water inlet is communicated with the first connecting pipe, and the first ammonia water pump water outlet is communicated with the second connecting pipe.
Further, the three-way connecting piece is arranged on the middle section of the second connecting pipe, and the third end of the three-way connecting piece is communicated with the third connecting pipe.
Further, the third connecting pipe is a stainless steel pipe, the length of the third connecting pipe is 1m, and the diameter of the third connecting pipe is 108mm.
Further, the diameter of the three-way connection piece is 110mm.
Further, the end part of the third connecting pipe, which is close to the gate valve, is provided with a flange connector.
Further, a flange connector is arranged at the water inlet of the gate valve in cooperation with the third connecting pipe, and the gate valve is in flange connection with the third connecting pipe.
Further, the high-pressure ammonia water pump comprises a second ammonia water pump inlet and a second ammonia water pump outlet, wherein the second ammonia water pump inlet is communicated with the fourth connecting pipe, and the second ammonia water pump outlet is communicated with the coke oven.
The implementation of the utility model has the following beneficial effects:
1. the utility model mainly comprises a circulating ammonia water pump, a gate valve and a high-pressure ammonia water pump, wherein an inlet pipeline of the high-pressure ammonia water pump is mainly connected with an outlet pipeline of the circulating ammonia water pump, the outlet pressure is 0.6MPa when the circulating ammonia water pump operates, the inlet pipeline of the high-pressure ammonia water pump is directly pumped out from the outlet pipeline of the circulating ammonia water pump when a coke oven is used for charging coal, and the pressurized ammonia water is delivered to the coke oven for spraying, so that the defect of insufficient flow of ammonia water at the inlet of the high-pressure ammonia water pump, the reduction of the outlet pressure of the high-pressure ammonia water pump, the mechanical seal burning loss and leakage are caused, a large amount of smoke is generated when the coke oven is used for charging coal, the equipment failure rate is effectively reduced, and the environmental protection accident is prevented.
Drawings
FIG. 1 is a schematic view of a first embodiment of the present utility model;
fig. 2 is a schematic diagram of a second embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1 of the specification, in the prior art, during the operation of the high-pressure ammonia pump of the gas purification system of the coke oven plant, when the coke oven performs the coal charging operation, the outlet pressure is intermittently reduced from 2.2MPa in a normal state to 1.2MPa, so that the coal charging is always in a smoke emission state, and due to low outlet pressure, the mechanical seal sealing ring and the sealing ring are damaged, and a large amount of ammonia water leaks, so that the environment is affected, the equipment is damaged, and normal production is affected, so that a structure for stabilizing the outlet pressure of the high-pressure ammonia pump is provided, and the structure for stabilizing the outlet pressure of the high-pressure ammonia pump comprises:
the device comprises a first connecting pipe 2, a circulating ammonia water pump 3, a second connecting pipe 4, a third connecting pipe 5, a gate valve 6, a fourth connecting pipe 7 and a high-pressure ammonia water pump 8, wherein one end of the first connecting pipe 2 is communicated with an ammonia water outlet end of a tar ammonia water separating tank 1, the other end of the first connecting pipe 2 is communicated with the circulating ammonia water pump 3, the circulating ammonia water pump 3 is communicated with a coke oven through the second connecting pipe 4, the third connecting pipe 5 is communicated with the middle section of the second connecting pipe 4, the third connecting pipe 5 and the gate valve 6 want to be in the middle of the water, the gate valve 6 is communicated with the high-pressure ammonia water pump 8 through the fourth connecting pipe 7, and the high-pressure ammonia water pump 8 is communicated with the coke oven through a fifth connecting pipe 9.
The circulating ammonia water pump 3 comprises a first ammonia water pump water inlet and a first ammonia water pump water outlet, the first ammonia water pump water inlet is communicated with the first connecting pipe 2, and the first ammonia water pump water outlet is communicated with the second connecting pipe 4.
The third connecting pipe 5 is a stainless steel pipe, the length of the third connecting pipe 5 is 1m, the diameter of the third connecting pipe 5 is 108mm, and the length and the diameter of the third connecting pipe can be changed according to specific situations.
The end of the third connecting pipe 5 close to the gate valve 6 is provided with a flange connection.
The water inlet of the gate valve 6 is matched with the third connecting pipe 5 to be provided with a flange connector, and the gate valve 6 is in flange connection with the third connecting pipe 5.
The high-pressure ammonia water pump 8 comprises a second ammonia water pump inlet and a second ammonia water pump outlet, wherein the second ammonia water pump inlet is communicated with the fourth connecting pipe 7, and the second ammonia water pump outlet is communicated with the coke oven.
Examples
Referring to fig. 2 of the specification, in the prior art, during the operation of the high-pressure ammonia pump of the gas purification system of the coke oven plant, when the coke oven performs the coal charging operation, the outlet pressure is intermittently reduced from 2.2MPa in a normal state to 1.2MPa, so that the coal charging is always in a smoke emission state, and due to low outlet pressure, the mechanical seal sealing ring and the sealing ring are damaged, and a large amount of ammonia water leaks, so that the environment is affected, the equipment is damaged, and normal production is affected, so that a structure for stabilizing the outlet pressure of the high-pressure ammonia pump is provided, and the structure for stabilizing the outlet pressure of the high-pressure ammonia pump comprises:
the device comprises a first connecting pipe 2, a circulating ammonia water pump 3, a second connecting pipe 4, a third connecting pipe 5, a gate valve 6, a fourth connecting pipe 7 and a high-pressure ammonia water pump 8, wherein one end of the first connecting pipe 2 is communicated with an ammonia water outlet end of a tar ammonia water separating tank 1, the other end of the first connecting pipe 2 is communicated with the circulating ammonia water pump 3, the circulating ammonia water pump 3 is communicated with a coke oven through the second connecting pipe 4, the third connecting pipe 5 is communicated with the middle section of the second connecting pipe 4, the third connecting pipe 5 and the gate valve 6 want to be in the middle of the water, the gate valve 6 is communicated with the high-pressure ammonia water pump 8 through the fourth connecting pipe 7, and the high-pressure ammonia water pump 8 is communicated with the coke oven through a fifth connecting pipe 9.
The circulating ammonia water pump 3 comprises a first ammonia water pump water inlet and a first ammonia water pump water outlet, the first ammonia water pump water inlet is communicated with the first connecting pipe 2, and the first ammonia water pump water outlet is communicated with the second connecting pipe 4.
Still include the tee bend connecting piece, the tee bend connecting piece is installed on the interlude of second connecting pipe 4, and the third end of tee bend connecting piece is linked together with third connecting pipe 5.
The third connecting pipe 5 is a stainless steel pipe, the length of the third connecting pipe 5 is 1m, the diameter of the third connecting pipe 5 is 108mm, and the length and the diameter of the third connecting pipe can be changed according to specific situations.
The diameter of the three-way connection 10 is 110mm, and the diameter of the three-way connection can be changed according to specific situations.
The end of the third connecting pipe 5 close to the gate valve 6 is provided with a flange connection.
The water inlet of the gate valve 6 is matched with the third connecting pipe 5 to be provided with a flange connector, and the gate valve 6 is in flange connection with the third connecting pipe 5.
The high-pressure ammonia water pump 8 comprises a second ammonia water pump inlet and a second ammonia water pump outlet, wherein the second ammonia water pump inlet is communicated with the fourth connecting pipe 7, and the second ammonia water pump outlet is communicated with the coke oven.
When the coke oven is charged with coal, the high-pressure ammonia water pump normally operates, and the ammonia water flow of the inlet pipeline of the high-pressure ammonia water pump reaches the standard through the stable pressure provided by the outlet of the circulating ammonia water pump, so that the high-pressure ammonia water pump can carry out pressure adjustment through the variable frequency motor, and the use requirement of the high-pressure ammonia water of the coke oven is met.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a structure for stabilizing high-pressure ammonia pump outlet pressure, its characterized in that includes first connecting pipe, circulating ammonia pump, second connecting pipe, third connecting pipe, gate valve, fourth connecting pipe, high-pressure ammonia pump and fifth connecting pipe, the one end of first connecting pipe is linked together with the aqueous ammonia outlet end of tar ammonia water separating tank, the other end of first connecting pipe with circulating ammonia pump is linked together, circulating ammonia pump is linked together through second connecting pipe and coke oven, the third connecting pipe with the interlude of second connecting pipe is linked together, the third connecting pipe with the gate valve wants to be on the side of the air, the gate valve is linked together through fourth connecting pipe with high-pressure ammonia pump, high-pressure ammonia pump is linked together through the fifth connecting pipe with the coke oven.
2. The structure for stabilizing an outlet pressure of a high-pressure ammonia pump according to claim 1, wherein the circulating ammonia pump includes a first ammonia pump water inlet and a first ammonia pump water outlet, the first ammonia pump water inlet being in communication with the first connecting pipe, the first ammonia pump water outlet being in communication with the second connecting pipe.
3. The structure for stabilizing an outlet pressure of a high-pressure ammonia water pump according to claim 2, further comprising a three-way connection member mounted on an intermediate section of the second connection pipe, a third end of the three-way connection member being in communication with the third connection pipe.
4. A structure for stabilizing an outlet pressure of a high-pressure ammonia water pump according to claim 3, wherein the third connection pipe is a stainless steel pipe, the length of the third connection pipe is 1m, and the diameter of the third connection pipe is 108mm.
5. The structure for stabilizing an outlet pressure of a high-pressure ammonia water pump according to claim 4, wherein the three-way connection has a diameter of 110mm.
6. The structure for stabilizing an outlet pressure of a high-pressure ammonia water pump according to claim 5, wherein an end portion of the third connection pipe near the gate valve is provided with a flange connection.
7. The structure for stabilizing an outlet pressure of a high-pressure ammonia water pump according to claim 6, wherein a flange connector is provided at a water inlet of the gate valve in cooperation with the third connection pipe, and the gate valve and the third connection pipe are flange-connected.
8. The structure for stabilizing an outlet pressure of a high pressure ammonia water pump according to claim 7, wherein the high pressure ammonia water pump includes a second ammonia water pump inlet in communication with the fourth connecting pipe and a second ammonia water pump outlet in communication with the coke oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322157433.5U CN220452123U (en) | 2023-08-11 | 2023-08-11 | Structure for stabilizing outlet pressure of high-pressure ammonia water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322157433.5U CN220452123U (en) | 2023-08-11 | 2023-08-11 | Structure for stabilizing outlet pressure of high-pressure ammonia water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452123U true CN220452123U (en) | 2024-02-06 |
Family
ID=89732304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322157433.5U Active CN220452123U (en) | 2023-08-11 | 2023-08-11 | Structure for stabilizing outlet pressure of high-pressure ammonia water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452123U (en) |
-
2023
- 2023-08-11 CN CN202322157433.5U patent/CN220452123U/en active Active
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