CN208008732U - A kind of doctor solution medicine system for fine purification technique for coke oven gas - Google Patents
A kind of doctor solution medicine system for fine purification technique for coke oven gas Download PDFInfo
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- CN208008732U CN208008732U CN201820261103.7U CN201820261103U CN208008732U CN 208008732 U CN208008732 U CN 208008732U CN 201820261103 U CN201820261103 U CN 201820261103U CN 208008732 U CN208008732 U CN 208008732U
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- mixture
- pipeline
- medicament
- prescription
- dosing pump
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Abstract
The utility model is related to a kind of doctor solution medicine system for fine purification technique for coke oven gas, including medicament mixture slot, dosing pump, industrial waterpipe, cycle are made up a prescription pipeline and drug feeding pipeline；Dosing pump and mixture pipe are set in medicament mixture slot, drug feeding pipeline connects mixture pipe by recycling the pipeline that makes up a prescription, and mixture pipe is equipped with medicine liquid outlet；Integrated medicament mixture slot is mixed using self-loopa in the utility model, whole feeding operations are completed on ground, and by dosing pump and the mixture for recycling the tube fit realization medicament that makes up a prescription, integration of equipments degree is high, operating process is simple, safety, and whole floor space is small, small investment.
Description
Technical field
The utility model is related to coke oven gas purification technical field more particularly to a kind of coke ovens using HPF method desulfurization
The system that doctor solution dosing is realized in gas purification process.
Background technology
Coking industry is as traditional industry, and product is based on coke and coke-stove gas.Due to the waste coal come out from coke oven
Contain a large amount of tar, dust, cinder, H in gas2S、NH3, HCN, the chemical substances such as crude benzol, it is therefore desirable to configure set of coal gas
Purification technique, for removing the tar in coke-stove gas, H2S、NH3, the chemical substances such as crude benzol.In addition to can output it is qualified, for
Downstream user is done outside the coke-stove gas that fuel uses, and the chemical products such as tar of recycling can also generate certain economic benefit.
Due to the H in coke-stove gas2S contents are higher, such as without desulfurization process, the SO after coke-stove gas burning in flue gas2Contain
It measures exceeded, atmosphere pollution can be caused.Therefore, coal gas desulfurization system is configured in conventional gas purification process, for removing
H in coke-stove gas2S.Currently, domestic many coal chemical enterprises make using HPF method desulphurization systems using PDS as catalyst
The H that will be absorbed into doctor solution with compressed air2S is oxidized to elemental sulfur, is finally reached the mesh of coal gas desulfurization, desulfurization regeneration
's.In process of production, the desulfurization containing ingredients such as PDS, ferrous sulfide, hydroquinones is periodically supplemented into desulphurization system
Liquid ensures desulfurization effect.
Initial HPF method sulfur removal technologies are configured with reactive tank, can directly add the medicaments such as PDS, ferrous sulfide, hydroquinone
Enter in reactive tank, is sent into desulphurization system after sufficiently mixing.As engineering design optimizes, in order to reduce construction investment, total figure
Take up an area, some desulphurization systems in the design process cancel reactive tank, using desulfurization tower bottom liquid storage volume is increased, by PDS, sulphur
Change the medicaments such as ferrous iron, hydroquinone to be directly added into desulfurizing tower, completes the mode of doctor solution supplement.The concrete structure of dosing be
The external side of desulfurizing tower is provided with a dosing funnel, and lower portion pipeline is inserted into desulfurizing tower bottom liquid level or less.To prevent desulfurization
Liquid is come out from funnel by back-pressure, which is generally located at the operating platform of 10m or more, in actual production, needs to operate
Medicament dissolution is periodically carried the workload that produced on-site operation is considerably increased to dosing at funnel by worker afterwards in water, simultaneously
Due to high-altitude application, there is also some potential safety problemss.
In conventional desulfurizing agent chemicals dosing plant, in order to which various medicaments and water are sufficiently mixed, frequently with blender to liquid into
Row stirring, increases number of devices and investment；Application No. is 201420136553.5 Chinese patents to disclose a kind of " HPF methods
Desulfurization chemicals dosing plant ", chemicals dosing plant using a desulfurization medicament storage tank being located above by desulfurization medicament adding tube with it is described
Medicine-adding bin connects, and a desulfurization lean solution storage tank is connect by desulfurization lean solution adding tube, the first metering pump with the medicine-adding bin, an air
Compressor is connect by compressed air pipe with the medicine-adding bin, the bottom of the medicine-adding bin by pipeline, the second metering pump with
Desulphurization system connects.The technical solution is used to improve the stability of desulfuration efficiency and regenerative system；But it is equipped with desulfurization medicament
Storage tank and medicine-adding bin, and desulfurization medicament is stirred using the compressed air that air compressor generates, therefore equipment composition is multiple
Miscellaneous, cost of investment is high.
Invention content
The utility model provides a kind of doctor solution medicine system for fine purification technique for coke oven gas, mixed using self-loopa
Close the medicament mixture slot of stirring integratedization, whole feeding operations are completed on ground, are matched by dosing pump and the cycle pipeline that makes up a prescription
The mixture for realizing medicament is closed, integration of equipments degree is high, and operating process is simple, safety, and whole floor space is small, small investment.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of doctor solution medicine system for fine purification technique for coke oven gas, including medicament mixture slot, dosing pump, industry water
Pipeline recycles make up a prescription pipeline and drug feeding pipeline；The top of the medicament mixture slot is closed by dismountable cover plate, and is equipped with dosing
Flip door；Dosing pump and mixture pipe are set close to medicament mixture trench bottom in medicament mixture slot, the outlet end of dosing pump passes through dosing
Pipeline connects the doctor solution entrance of desulfurizing tower；Drug feeding pipeline close to desulfurizing tower is equipped with drug feeding pipeline valve；Drug feeding pipeline valve
The drug feeding pipeline of door upstream connects mixture pipe by recycling the pipeline that makes up a prescription, and mixture pipe is equipped with medicine liquid outlet, close to drug feeding pipeline
The cycle of the side pipeline that makes up a prescription is equipped with cycle and makes up a prescription pipeline valve；One end of industrial waterpipe is stretched into medicament mixture slot, separately
One end connects external industrial water conveying system, and industry water pipeline valve is set on industrial waterpipe；Medicament mixture slot is additionally provided with liquid level
Meter.
The medicament mixture slot is drum-shaped structure, the matched curved pipe of mixture Guan Weiyu medicament mixture slots, curved pipe
Middle part connection cycle make up a prescription pipeline, the both ends of curved pipe, curved pipe pipe shaft are equipped with multiple medicine liquid outlets.
The dosing pump is anticorrosion submerged pump.
Dosing pump holder is set in the medicament mixture slot, dosing pump is fixed on dosing pump holder, dosing pump and external electrical
Source is by cable connection, wherein setting cable protecting sleeve on the outside of the cable in medicament mixture slot.
The medicament mixture slot, industrial waterpipe and industry water pipeline valve, cycle make up a prescription pipeline and cycle is made up a prescription pipeline
Valve, drug feeding pipeline and drug feeding pipeline valve, mixture pipe are all made of stainless steel making.
Compared with prior art, the utility model has the beneficial effects that：
1) conventional feeding operations place is transferred to ground by eminence platform, operating process is simple, safe；
2) device height in medicine system is integrated, and floor space is small；Number of devices is few, and is conventional equipment, from
And reduce investment；
3) dosing pump uses the anticorrosion submerged pump of low-power, operating cost low, noiseless；
4) medicament mixture slot configures liquid level gauge, can accurately control the medicament of addition, ensures doctor solution mixture quality；
5) dosing pump dual-use, while power is provided for doctor solution conveying and mixture, eliminate conventional desulfurization liquid system
In agitating device；It is made up a prescription pipeline by the cycle being arranged in doctor solution medicine system, is completed by the power that dosing pump provides
The cycle mixture of doctor solution, mixture process closure is good, energy conservation and environmental protection.
Description of the drawings
Fig. 1 is a kind of structural representation of doctor solution medicine system for fine purification technique for coke oven gas described in the utility model
Figure.
Fig. 2 is the front view of medicament mixture slot described in the utility model.
Fig. 3 is the vertical view of medicament mixture slot described in the utility model.
In figure：1. 4. drug feeding pipeline of medicament mixture slot 2. dosing pump, 3. cable protecting sleeve, 5. industry waterpipe 6.
Recycle 10. desulfurizing tower of mixture pipeline 7. dosing flip door, 8. liquid level gauge, 9. dismountable cover plate, 11. drug feeding pipeline valve 12.
Industry water pipeline valve 13. recycles 14. mixture pipe of mixture pipeline valve
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, a kind of doctor solution medicine system for fine purification technique for coke oven gas described in the utility model,
Including medicament mixture slot 1, dosing pump 2, industrial waterpipe 5, recycle make up a prescription pipeline 6 and drug feeding pipeline 4；The medicament mixture slot 1
Top closed by dismountable cover plate 9, and be equipped with dosing flip door 7；Close to 1 bottom of medicament mixture slot in medicament mixture slot 1
If dosing pump 2 and mixture pipe 14, the outlet end of dosing pump 2 connects the doctor solution entrance of desulfurizing tower 10 by drug feeding pipeline 4；It is close
The drug feeding pipeline 4 of desulfurizing tower 10 is equipped with drug feeding pipeline valve 11；The drug feeding pipeline 4 of 11 upstream of drug feeding pipeline valve passes through cycle
The pipeline 6 that makes up a prescription connects mixture pipe 14, and mixture pipe 14 is equipped with medicine liquid outlet, and the cycle close to 4 side of drug feeding pipeline is made up a prescription pipeline 6
It is equipped with and recycles the pipeline valve 13 that makes up a prescription；One end of industrial waterpipe 5 is stretched into medicament mixture slot 1, the external work of other end connection
Industry water conveying system sets industry water pipeline valve 12 on industrial waterpipe 5；Medicament mixture slot 1 is additionally provided with liquid level gauge 8.
The medicament mixture slot 1 is drum-shaped structure, and mixture pipe 14 is and 1 matched curved pipe of medicament mixture slot, arc
The middle part connection of shape pipe recycles the pipeline 6 that makes up a prescription, and the both ends of curved pipe, curved pipe pipe shaft are equipped with multiple medicine liquid outlets.
The dosing pump 2 is anticorrosion submerged pump.
Dosing pump holder is set in the medicament mixture slot 1, dosing pump 2 is fixed on dosing pump holder, dosing pump 2 and outside
Power supply is by cable connection, wherein setting cable protecting sleeve 3 on the outside of the cable in medicament mixture slot 1.
The medicament mixture slot 1, industrial waterpipe 5 and industry water pipeline valve 12, cycle make up a prescription pipeline 6 and cycle is made up a prescription
Pipeline valve 13, drug feeding pipeline 4 and drug feeding pipeline valve 11, mixture pipe 14 are all made of stainless steel making.
Doctor solution dosing side based on the doctor solution medicine system described in the utility model for fine purification technique for coke oven gas
Method includes the following steps：
1) industry water pipeline valve 12 is opened, industry water is added into medicament mixture slot 1, according to being advised in production operation regulation
Fixed liquid medicine concentration controls the addition of industry water by the liquid level gauge 8 in medicament mixture slot 1, reaches and specifies liquid level high
After degree, industry water pipeline valve 12 is closed；
2) dosing flip door 7 is opened, is matched according to doctor solution, PDS, ferrous sulfide, hydroquinone medicament is manually added；
3) drug feeding pipeline valve 11 is closed, opens and recycles the pipeline valve 13 that makes up a prescription, starts dosing pump 2, by medicament mixture slot 1
In liquid be transported in mixture pipe 14 through drug feeding pipeline 4, the cycle pipeline 6 that makes up a prescription, liquid goes out from multiple liquids of mixture pipe 14
Mouth sprays, and is mixed with the liquid in medicament mixture slot 1, reaches the uniform purpose of mixture；
4) after liquid mixture in medicament mixture slot 1 is uniform, drug feeding pipeline valve 11 is opened, cycle is closed and makes up a prescription pipeline valve
Door 13, the power provided using dosing pump 2 convey the good doctor solution of mixture into desulfurizing tower 10；
5) it in doctor solution transmission process, is monitored by the liquid level gauge 8 of medicament mixture slot 1, when liquid level reaches minimum pole
It when limiting liquid level, opens and recycles the pipeline valve 13 that makes up a prescription, close drug feeding pipeline valve 11, close dosing pump 2, complete once to desulfurization
The dosing process of tower 10；
6) step 1)-step 5) cycle carries out, and completes the dosing process of doctor solution in fine purification technique for coke oven gas.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of doctor solution medicine system for fine purification technique for coke oven gas, which is characterized in that including medicament mixture slot, dosing
Pump, recycles make up a prescription pipeline and drug feeding pipeline at industrial waterpipe；The top of the medicament mixture slot is closed by dismountable cover plate,
And it is equipped with dosing flip door；In medicament mixture slot dosing pump and mixture pipe, the outlet of dosing pump are set close to medicament mixture trench bottom
End connects the doctor solution entrance of desulfurizing tower by drug feeding pipeline；Drug feeding pipeline close to desulfurizing tower is equipped with drug feeding pipeline valve；
The drug feeding pipeline of drug feeding pipeline valve downstream connects mixture pipe by recycling the pipeline that makes up a prescription, and mixture pipe is equipped with medicine liquid outlet, leans on
The cycle of the nearly drug feeding pipeline side pipeline that makes up a prescription is equipped with cycle and makes up a prescription pipeline valve；It is mixed that medicament is stretched into one end of industrial waterpipe
In slot allocation, the other end connects external industrial water conveying system, and industry water pipeline valve is set on industrial waterpipe；Medicament mixture slot is also
Equipped with liquid level gauge.
2. a kind of doctor solution medicine system for fine purification technique for coke oven gas according to claim 1, which is characterized in that
The medicament mixture slot is drum-shaped structure, and mixture Guan Weiyu medicament mixture slots matched curved pipe connects in the middle part of curved pipe
It connects cycle to make up a prescription pipeline, the both ends of curved pipe, curved pipe pipe shaft are equipped with multiple medicine liquid outlets.
3. a kind of doctor solution medicine system for fine purification technique for coke oven gas according to claim 1, which is characterized in that
The dosing pump is anticorrosion submerged pump.
4. a kind of doctor solution medicine system for fine purification technique for coke oven gas according to claim 1, which is characterized in that
Dosing pump holder is set in the medicament mixture slot, dosing pump is fixed on dosing pump holder, and dosing pump passes through electricity with external power supply
Cable connects, wherein setting cable protecting sleeve on the outside of the cable in medicament mixture slot.
5. a kind of doctor solution medicine system for fine purification technique for coke oven gas according to claim 1, which is characterized in that
The medicament mixture slot, industrial waterpipe and industry water pipeline valve, cycle make up a prescription pipeline and cycle is made up a prescription pipeline valve, dosing
Pipeline and drug feeding pipeline valve, mixture pipe are all made of stainless steel making.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261103.7U CN208008732U (en) | 2018-02-22 | 2018-02-22 | A kind of doctor solution medicine system for fine purification technique for coke oven gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261103.7U CN208008732U (en) | 2018-02-22 | 2018-02-22 | A kind of doctor solution medicine system for fine purification technique for coke oven gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208008732U true CN208008732U (en) | 2018-10-26 |
Family
ID=63885533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820261103.7U Withdrawn - After Issue CN208008732U (en) | 2018-02-22 | 2018-02-22 | A kind of doctor solution medicine system for fine purification technique for coke oven gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208008732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108219858A (en) * | 2018-02-22 | 2018-06-29 | 中冶焦耐(大连)工程技术有限公司 | A kind of doctor solution medicine system and method for fine purification technique for coke oven gas |
-
2018
- 2018-02-22 CN CN201820261103.7U patent/CN208008732U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108219858A (en) * | 2018-02-22 | 2018-06-29 | 中冶焦耐(大连)工程技术有限公司 | A kind of doctor solution medicine system and method for fine purification technique for coke oven gas |
| CN108219858B (en) * | 2018-02-22 | 2023-06-20 | 中冶焦耐(大连)工程技术有限公司 | Desulfurizing liquid dosing system and method for coke oven gas purification process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181026 Effective date of abandoning: 20230620 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181026 Effective date of abandoning: 20230620 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |