CN203238232U - Desulfurization catalyst feeding device - Google Patents
Desulfurization catalyst feeding device Download PDFInfo
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- CN203238232U CN203238232U CN 201320292394 CN201320292394U CN203238232U CN 203238232 U CN203238232 U CN 203238232U CN 201320292394 CN201320292394 CN 201320292394 CN 201320292394 U CN201320292394 U CN 201320292394U CN 203238232 U CN203238232 U CN 203238232U
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- dosing
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- desulfurization catalyst
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- dosing tank
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Abstract
The utility model discloses a desulfurization catalyst feeding device which comprises at least two feeding device bodies, wherein each feeding device body comprises a feeding box provided with a top opening in the top and a feeding hole communicated with a reaction tank, and a desulfurization liquid feeding pipe communicated with the feeding box. When the desulfurization catalyst feeding device is used, a catalyst is fed into the feeding box through the top opening at first and then desulfurization liquid is fed into the feeding box; when the catalyst activation time is enough, the activated catalyst is slowly fed into the reaction tank through the feeding hole and can be uniformly fed into the reaction tank within 8 hours by adjusting the flow quantity. The catalyst is fed in a way that the catalyst is activated on duty and fed off duty; the two feeding device bodies are alternately used; when one feeding device body is used for activating the catalyst, another feeding device body is used for adding the catalyst, so that the continuous and uniform feeding of the catalyst is finally achieved and the difficult problems of deficiency of the desulfurization catalyst activation time and non-uniform feeding are solved.
Description
Technical field
The utility model relates to the sweetener technical field, more particularly, relates to a kind of desulfurization catalyst chemicals dosing plant.
Background technology
Current more and more anxiety along with coking coal resource, high sulphur coal participates in the ratio of coking in continuous increase, and the while, the operation quality of desulphurization system became a key link of restriction Business survival along with national requirements for environmental protection is more and more higher.
Concerning coke-oven plant or other had the enterprise of Desulphurization Technology Coke Oven Gas, the height of desulfuration efficiency was a very crucial technic index, and the quality of desulfurization catalyst effect directly affects the height of desulfuration efficiency.
Two kinds of methods are generally adopted in the adding of catalyzer in the desulphurization system of at present operation, and a kind of is that each class minute 2-3 time directly joins catalyzer in the reactive tank, it is activated in large system and play a role.Another kind is to utilize a simple and easy dosing tank, the catalyzer that each class is required once joins in the dosing tank, add a certain amount of new water, then pass into pressurized air or steam stirs, make its dissolving and activation 3-4 hour, then open slowly adding in the reactive tank of (about 2 hours) of solution that the dosing valve goalkeeper activates.
All there is apparent in view deficiency in above-mentioned two kinds of methods, the first adding method thereof is that catalyzer is not activated and directly adds affiliation and cause the catalytic effect variation, its the most obvious defective is that catalyzer intermittently adds system, can cause the catalyzer effective constituent fluctuation in the doctor solution large, cause the fluctuation of whole system desulfuration efficiency, desulfuration efficiency is relatively high within for some time that just adds, effective constituent in the catalyzer can be taken out of with the sulphur foam and be caused waste simultaneously, for some time desulfuration efficiency before dosing is lower, and subsequent handling is produced considerable influence.Second method improves to some extent than the first, can make catalyzer obtain certain activation, administration timing of drug has also prolonged some, but still can not solve the doctor solution composition have variation in the different time periods, also can't add in the time of catalyst activation.
Second method also exists a problem to utilize exactly new water that catalyzer is dissolved and activate in addition, the desulfurization liquid measure of system is increased, finally cause full factory wastewater flow rate to increase, if replace new water with doctor solution, when the dissolving activation of catalyzer, produce a large amount of foams, overflow dosing tank and cause the site environment variation, catalyzer is by the waste of taking out of and causing.
Therefore, how to realize that the continuous uniform of catalyzer adds, solve desulfurization catalyst soak time deficiency and the inhomogeneous difficult problem of chemical feeding quantity, become the technical problem that those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of desulfurization catalyst chemicals dosing plant, adds with the continuous uniform of realizing catalyzer, solves desulfurization catalyst soak time deficiency and the inhomogeneous difficult problem of chemical feeding quantity.
For achieving the above object, the utility model provides following technical scheme:
A kind of desulfurization catalyst chemicals dosing plant comprises at least two chemicals dosing plant bodies, and described chemicals dosing plant body comprises:
Dosing tank, the top of described dosing tank has open top, and described dosing tank offers the dosing mouth that is communicated with for reactive tank;
The doctor solution that is communicated with described dosing tank adds pipe.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, the pipeline that is communicated with described dosing mouth and described reactive tank is provided with switch-valve.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, also comprise the whipping appts that stirs for to described dosing tank inner liquid medicine.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, described whipping appts comprises:
Be opened in the compression air port on the described dosing tank;
The compressed air-feed device, described compressed air-feed device is communicated with described compression air port by compressed air line, and described compressed air line is provided with switch-valve.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, described whipping appts also comprises with described compression air port and being communicated with, and is arranged in the jet pipe in the described dosing tank, offers a plurality of tuyeres on the described jet pipe.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, also comprise the steam-heated pipe line that is arranged in the described dosing tank, an end of described steam-heated pipe line stretches out described dosing tank, and described steam-heated pipe line is positioned on the part of described dosing tank and offers a plurality of steam nozzles.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, the pipeline that is used for connection steam heater and described steam-heated pipe line is provided with switch-valve.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, also comprise being arranged on the described dosing tank, and the cleaning hand hole that is communicated with described dosing tank.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, also comprise the top pressure closure that is tightly connected with described open top.
Preferably, in above-mentioned desulfurization catalyst chemicals dosing plant, also comprise the overflow device that is arranged at described dosing tank top, described overflow device comprises uses the overflow casing that is communicated with described dosing tank, the bottom of described overflow casing to offer the overflow port that is communicated with described reactive tank.
Can find out from above-mentioned technical scheme, the desulfurization catalyst chemicals dosing plant that the utility model provides, at first catalyzer is joined in the dosing tank by open top during use, then open the valve that doctor solution adds pipe, doctor solution is added in the dosing tank, when the catalyst activation time is enough (the longer the better for soak time), to activate good catalyzer by dosing mouth is added in the reactive tank slowly, by adjusting flow, good catalyzer joins in the reactive tank in 8 hours time uniformly can to make activation.The mode of the next dosing of activation on duty is taked in the interpolation of catalyzer, two cover chemicals dosing plant bodies are used alternatingly, another set of chemicals dosing plant body dosing during one cover chemicals dosing plant body activation, the final catalyzer continuous uniform of realizing adds, and has effectively solved desulfurization catalyst soak time deficiency and the inhomogeneous difficult problem of chemical feeding quantity.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the desulfurization catalyst chemicals dosing plant that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the side-view of Fig. 1.
Wherein, 10 is overflow device, and 20 is the first liquidometer installing port, and 30 is the second liquidometer installing port, and 40 are the cleaning hand hole, and 50 are open top, and 60 is dosing mouth, and 70 are the compression air port, and 80 is steam-heated pipe line.
Embodiment
Core of the present utility model is to provide a kind of desulfurization catalyst chemicals dosing plant, adds with the continuous uniform of realizing catalyzer, solves desulfurization catalyst soak time deficiency and the inhomogeneous difficult problem of chemical feeding quantity.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1-Fig. 3, the structural representation of the desulfurization catalyst chemicals dosing plant that Fig. 1 provides for the utility model embodiment; Fig. 2 is the vertical view of Fig. 1; Fig. 3 is the side-view of Fig. 1.
The desulfurization catalyst chemicals dosing plant that the utility model embodiment provides comprises at least two chemicals dosing plant bodies, in order to reduce cost, arranges and sees that two chemicals dosing plant bodies are advisable.
In the present embodiment, the chemicals dosing plant body comprises that dosing tank and doctor solution add pipe.
Wherein, the top of dosing tank has open top 50, and this open top can be used for catalyzer is joined in the dosing tank.Dosing tank offers for the dosing mouth 60 that is communicated with reactive tank, and this dosing mouth 60 can be delivered to the spray pump in the dosing tank in the reactive tank by exterior line and pumping equipment.Usually dosing mouth 60 is offered the lower position of dosing tank.
The utility model is because of less developer, flow control difficulty when carrying liquid with pumping equipment, and relatively easy by the mode flow control of gravity flow through checking.Therefore, the desulfurization catalyst chemicals dosing plant that the utility model embodiment provides can be arranged on the top of reactive tank or be higher than the position of reactive tank, good desulfurization catalyst can flow in the reactive tank certainly to make activation, not only can reduce equipment cost, can also more stably control the feed flow of liquid.
Doctor solution adds pipe and is communicated with dosing tank, uses doctor solution is added in the dosing tank, to mix with catalyzer.
The desulfurization catalyst chemicals dosing plant that the utility model provides, at first catalyzer is joined in the dosing tank by open top 50 during use, then open the valve that doctor solution adds pipe, doctor solution is added in the dosing tank, when the catalyst activation time is enough (the longer the better for soak time), to activate good catalyzer by dosing mouth 60 and be added to slowly in the reactive tank, by adjusting flow, good catalyzer joins in the reactive tank in 8 hours time uniformly can to make activation.The mode of the next dosing of activation on duty is taked in the interpolation of catalyzer, two cover chemicals dosing plant bodies are used alternatingly, another set of chemicals dosing plant body dosing during one cover chemicals dosing plant body activation, the final catalyzer continuous uniform of realizing adds, and has effectively solved desulfurization catalyst soak time deficiency and the inhomogeneous difficult problem of chemical feeding quantity.
In order further to optimize technique scheme, the pipeline that is communicated with dosing mouth 60 and reactive tank is provided with switch-valve.When the catalyst activation time is enough, the switch-valve on the opening conduits will activate good catalyzer and be added to slowly in the reactive tank, adjust switch-valve aperture control dosing speed, and good catalyzer joins in the reactive tank in 8 hours time uniformly to make activation.
In order further to optimize technique scheme, the utility model also can comprise the whipping appts that stirs for to the dosing tank inner liquid medicine.Whipping appts comprises compression air port 70 and compressed air-feed device in the utility model one specific embodiment.
Wherein, compression air port 70 is opened in (preferably, this compression air port 70 is opened in the bottom of dosing tank) on the dosing tank, and the compressed air-feed device is communicated with compression air port 70 by compressed air line, and compressed air line is provided with switch-valve.
After being added to doctor solution in the dosing tank, the switch-valve of opening on the compressed air line continues to stir to solution, so that catalyst desulfurizing liquid mixes.
The utility model also can adopt the whipping appts of other form, for example can stir by the mode of blade.The utility model is not done restriction to the concrete whipped form of whipping appts, is not limited to pressurized air and stirs a kind of form.
For the homogeneity that guarantees to stir, in the utility model one specific embodiment, whipping appts also comprises with compression air port 70 and being communicated with, and is arranged in the interior jet pipe of dosing tank, offers a plurality of tuyeres on the jet pipe.The utility model is by arranging jet pipe, and offers tuyere at jet pipe, can be in dosing tank many places jet, guaranteeing jet homogeneity, thereby guarantee the homogeneity that stirs.
In order further to optimize technique scheme, the utility model can comprise that also the steam-heated pipe line 80(that is arranged in the dosing tank preferably, this steam-heated pipe line 80 is opened in the bottom of dosing tank), one end of steam-heated pipe line 80 stretches out dosing tank, and steam-heated pipe line 80 is positioned on the part of dosing tank and offers a plurality of steam nozzles.If can open steam heater and heat by 80 pairs of solution of steam-heated pipe line winter, keep solution temperature about 40 ℃, improved the activation effect of catalyzer.
Further, the pipeline that is used for connection steam heater and steam-heated pipe line 80 is provided with switch-valve, to cut off and to open the steam heating state.
In order further to optimize technique scheme, the utility model also can comprise and being arranged on the dosing tank, and the cleaning hand hole 40(that is communicated with dosing tank preferably, and this cleaning hand hole 40 is opened in the bottom of dosing tank).The utility model can be cleared up and sweep dosing tank by this cleaning hand hole 40.
In order further to optimize technique scheme, the utility model also can comprise the top pressure closure that is tightly connected with open top 50.Further, the utility model also can comprise the overflow device 10 that is arranged at the dosing tank top, and overflow device 10 comprises uses the overflow casing that is communicated with dosing tank, and the bottom of overflow casing offers overflow port.
When adding doctor solution, valve-off when usually doctor solution being added to apart from 10 centimetres of left and right sides of overflow device.Because using the doctor solution catalyst-solvent easily to produce foam, therefore must cover top pressure closure behind the adding catalyzer, whole dosing tank seals, and only has overflow device 10 and desulphurization reaction groove UNICOM, and the foam of generation flow to reactive tank by overflow device 10 and overflow port.Bigger than normal for preventing chemical feeding quantity, the dosing time length, the short dosing that causes was inhomogeneous, and the switch-valve that doctor solution can be added pipe in dosing is suitably opened, the control add-on, and good catalyzer evenly was added in the reactive tank in the time about 8 hours to make activation.
The utility model can arrange respectively the first liquidometer installing port 20 and the second liquidometer installing port 30 in top and the bottom of dosing tank.The first liquidometer installing port 20 is used for the first liquidometer is installed, for detection of the extreme higher position of liquid liquid level; The second liquidometer installing port 30 is used for the second liquidometer is installed, for detection of the extreme lower position of liquid liquid level.
Because doctor solution corrodes comparatively serious to installations and facilities, further, the utility model dosing tank and coupled pipeline and valve etc. have the parts that contact all to adopt stainless steel manufacturing with doctor solution, to reduce doctor solution to the corrosion of equipment, improve the work-ing life of equipment.
In sum, the utility model can effectively solve catalyst activation deficiency of time, the inhomogeneous difficult problem of addition, guarantees that the catalytic effect of catalyzer is best, and the doctor solution index is stable, thereby the system of assurance desulfuration efficiency is in optimum regime always.
Each embodiment adopts the mode of going forward one by one to describe in this specification sheets, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a desulfurization catalyst chemicals dosing plant is characterized in that, comprises at least two chemicals dosing plant bodies, and described chemicals dosing plant body comprises:
Dosing tank, the top of described dosing tank have open top (50), and described dosing tank offers for the dosing mouth that is communicated with reactive tank (60);
The doctor solution that is communicated with described dosing tank adds pipe.
2. desulfurization catalyst chemicals dosing plant as claimed in claim 1 is characterized in that, the pipeline that is communicated with described dosing mouth (60) and described reactive tank is provided with switch-valve.
3. desulfurization catalyst chemicals dosing plant as claimed in claim 1 is characterized in that, also comprises the whipping appts that stirs for to described dosing tank inner liquid medicine.
4. desulfurization catalyst chemicals dosing plant as claimed in claim 3 is characterized in that, described whipping appts comprises:
Be opened in the compression air port (70) on the described dosing tank;
The compressed air-feed device, described compressed air-feed device is communicated with described compression air port (70) by compressed air line, and described compressed air line is provided with switch-valve.
5. desulfurization catalyst chemicals dosing plant as claimed in claim 4 is characterized in that, described whipping appts also comprises with described compression air port (70) and being communicated with, and is arranged in the jet pipe in the described dosing tank, offers a plurality of tuyeres on the described jet pipe.
6. desulfurization catalyst chemicals dosing plant as claimed in claim 1, it is characterized in that, also comprise the steam-heated pipe line (80) that is arranged in the described dosing tank, one end of described steam-heated pipe line (80) stretches out described dosing tank, and described steam-heated pipe line (80) is positioned on the part of described dosing tank and offers a plurality of steam nozzles.
7. desulfurization catalyst chemicals dosing plant as claimed in claim 6 is characterized in that, the pipeline that is used for connection steam heater and described steam-heated pipe line (80) is provided with switch-valve.
8. desulfurization catalyst chemicals dosing plant as claimed in claim 1 is characterized in that, also comprise being arranged on the described dosing tank, and the cleaning hand hole (40) that is communicated with described dosing tank.
9. such as each described desulfurization catalyst chemicals dosing plant of claim 1-8, it is characterized in that, also comprise the top pressure closure that is tightly connected with described open top (50).
10. desulfurization catalyst chemicals dosing plant as claimed in claim 9, it is characterized in that, also comprise the overflow device (10) that is arranged at described dosing tank top, described overflow device (10) comprises uses the overflow casing that is communicated with described dosing tank, the bottom of described overflow casing to offer the overflow port that is communicated with described reactive tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292394 CN203238232U (en) | 2013-05-24 | 2013-05-24 | Desulfurization catalyst feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292394 CN203238232U (en) | 2013-05-24 | 2013-05-24 | Desulfurization catalyst feeding device |
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| Publication Number | Publication Date |
|---|---|
| CN203238232U true CN203238232U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320292394 Withdrawn - After Issue CN203238232U (en) | 2013-05-24 | 2013-05-24 | Desulfurization catalyst feeding device |
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| CN (1) | CN203238232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242911A (en) * | 2013-05-24 | 2013-08-14 | 莱芜钢铁集团有限公司 | Dosing device for desulfurization catalyst |
-
2013
- 2013-05-24 CN CN 201320292394 patent/CN203238232U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242911A (en) * | 2013-05-24 | 2013-08-14 | 莱芜钢铁集团有限公司 | Dosing device for desulfurization catalyst |
| CN103242911B (en) * | 2013-05-24 | 2015-02-11 | 莱芜钢铁集团有限公司 | Dosing device for desulfurization catalyst |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131016 Effective date of abandoning: 20150211 |
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| RGAV | Abandon patent right to avoid regrant |