CN204824770U - Coal slurry preparation system - Google Patents
Coal slurry preparation system Download PDFInfo
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- CN204824770U CN204824770U CN201520150913.1U CN201520150913U CN204824770U CN 204824770 U CN204824770 U CN 204824770U CN 201520150913 U CN201520150913 U CN 201520150913U CN 204824770 U CN204824770 U CN 204824770U
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- coal
- pulverizer
- lime
- feedway
- additive
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Abstract
The utility model discloses a coal slurry preparation system, including coal grinding apparatus, naOH feeding device, coal feeding device, lime feeding device, water supply installation and additive feeding device, coal grinding apparatus is including the coal pulverizer that communicates in proper order, can to the coal slurry add nice and warm stirring the heating stirred tank and can be with heating in the stirred tank the coal slurry pump that the coal slurry of misce bene was taken out, coal feeding device, naOH feeding device, lime feeding device, water supply installation and additive feeding device respectively with the coal pulverizer on corresponding material import intercommunication, the heating stirred tank includes the heating furnace and is located the agitator of heating furnace, the material import of agitator and the material export intercommunication of coal pulverizer. The utility model discloses a heating furnace that heats can be carried out to the agitator to the setting for water insoluble coal cinder is softened in the coal slurry, and malactic coal cinder easy bits of broken glass of being stirred under stirring vane's effect and then makes the concentration of coal in the coal slurry uprise for dissolve in water easily's particulate.
Description
Technical field
The utility model relates to a kind of coal water slurry preparation field, particularly relates to a kind of coal slurry industry utilizing low-rank coal to prepare coal water slurry.
Background technology
In the vaporization field of coal, usually adopt two kinds of methods to be input in vapourizing furnace by coal and gasify.Method is the nitrogen pneumatic transport coal dust utilizing pressurization, and is sprayed vaporized stove.Another kind method is the slurry first preparing coal and water, i.e. coal water slurry, then this coal water slurry is transported in vapourizing furnace and gasifies.Because coal water slurry method is more simple and reliable than adopting the gasification process of dry pulverized coal, charging of being more convenient for, and can be used for higher vapor pressure, thus it is widely applied.
Usually, there is the consumption that higher coal concentration can bring higher gasification efficiency and lower coal and oxygen in coal water slurry.Therefore, in preparation process, often expect the coal water slurry prepared containing higher concentration, thus can gasify to coal water slurry in the mode of less expensive.
Certain methods is attempted improving the concentration of coal in coal water slurry.In coal water slurry, such as add additive to improve the concentration of coal in coal water slurry.But the amount of addible additive is subject to certain restrictions in coal water slurry, thus be more difficult by lasting increase coal water slurry, the amount of additive improves the concentration of coal in coal water slurry.In addition, the additive additionally added not only can cause cost increase, and also easily causes the change of coal ash fusion temperature in the gasification of coal water slurry.
So need to provide a kind of system for the preparation of coal water slurry newly.
Utility model content
The purpose of this utility model is to propose a kind of coal slurry industry that can overcome the problems referred to above.
For reaching this object, the utility model by the following technical solutions:
A kind of coal slurry industry, it is characterized in that, comprise coal-grinding apparatus, NaOH feedway, coal feedway, lime feedway, water supply installation and additive feedway, described coal-grinding apparatus comprises the coal pulverizer be communicated with successively, the heated and stirred groove that can heat coal water slurry and stir and the water-coal slurry pump coal water slurry mixed in described heated and stirred groove can extracted out, described coal feedway, described NaOH feedway, described lime feedway, the described water supply installation material inlet corresponding with on described coal pulverizer respectively with described additive feedway is communicated with,
Described heated and stirred groove comprises process furnace and is positioned at the agitation vat of process furnace, the material inlet of described agitation vat is communicated with the material outlet of described coal pulverizer, in described agitation vat, stir shaft is set, there is between described agitation vat and described process furnace the heating chamber placing heating medium, in described heating chamber, heating unit is set, the downside of described agitation vat is provided with the first motor, described stir shaft arranges agitating vane, and described stir shaft is connected with described first motor through the bottom of described agitation vat away from one end of described coal pulverizer.
As the preferred technical scheme of one, described heating unit is electric heater unit, and described heated and stirred groove also comprises the control device for controlling described electric heater unit temperature, and described control device is connected with described electric heater unit.
As the preferred technical scheme of one, described coal feeding mechanism comprises the crusher be communicated with successively, the shatter machine of coal that coal can be made shatter and coal hopper, the discharge port of described coal hopper and the coal inlet communication of described coal pulverizer, be provided with the scale feeder that the coal in described coal hopper can be transported in described coal pulverizer between described coal hopper and described coal pulverizer.
As the preferred technical scheme of one, the shatter machine of described coal comprises guide rail, described guide rail has the inner chamber that coal can be made to pass through, described inner chamber runs through the two ends of described guide rail, the opening for feed of described guide rail is communicated with the discharge port of described crusher, the discharge port of described guide rail and the coal inlet communication of described coal hopper, described guide rail is provided with vibrator, in the inner chamber of described guide rail, swing crushing occurs to make coal.
As the preferred technical scheme of one, described NaOH feedway comprises the NaOH storage tank with the NaOH inlet communication of described coal pulverizer, is provided with the NaOH pump that the NaOH in described NaOH storage tank can be transported in described coal pulverizer between described NaOH storage tank and described coal pulverizer.
As the preferred technical scheme of one, described lime feedway comprises deposits bucket with the lime of the lime inlet communication of described coal pulverizer, and described lime is deposited between bucket and described coal pulverizer and is provided with the lime feed conveyer that the lime that described lime is deposited in bucket can be transported in described coal pulverizer.
As the preferred technical scheme of one, described lime feed conveyer is screw mandrel feeder, described screw mandrel feeder comprises box for feeding odd, in described box for feeding odd, screw mandrel is set, one end of described screw mandrel is positioned at the discharge port of described box for feeding odd, and the other end of described screw mandrel is connected with the second motor be arranged at outside described box for feeding odd through described box for feeding odd.
As the preferred technical scheme of one, described additive feedway comprises the additive tank be communicated with the additive inlet port of described coal pulverizer, arranges the additive pump that the additive in described additive tank can be sent in coal pulverizer between described additive tank and described coal pulverizer.
As the preferred technical scheme of one, described water supply installation comprises the water pipe be communicated with the additive inlet port of described coal pulverizer, described water pipe is provided with the taps of selectively opened described water pipe import.
As the preferred technical scheme of one, described heating medium is thermal oil.
As the preferred technical scheme of one, described agitation vat adopts pyroceram to make.
Contrast prior art, the beneficial effects of the utility model are: the utility model is by arranging the process furnace that can heat agitation vat, water-fast coal cinder in coal water slurry is softened, softening coal cinder is easily blended as particulate soluble in water under the effect of agitating vane, again because the solubleness of coal uprises under the heat effect of process furnace in coal water slurry, make these particulates soluble in water, and then the concentration of coal in coal water slurry is uprised, greatly can improve the gasification efficiency of coal water slurry.
Accompanying drawing explanation
Fig. 1 is the structure iron of the coal slurry industry described in the utility model embodiment.
Fig. 2 is the structure iron of the heating and stirring device described in the utility model embodiment.
Fig. 3 is the structure of the lime feed conveyer described in the utility model embodiment.
In figure:
11, coal pulverizer; 12, heated and stirred groove; 121, process furnace; 122, agitation vat; 123, stir shaft; 124, agitating vane; 125, electric heater unit; 126, the first motor; 127, heating chamber; 13, water-coal slurry pump;
21, crusher; 22, the shatter machine of coal; 23, coal hopper; 24, scale feeder;
31, NaOH storage tank; 32, NaOH pump;
41, bucket deposited by lime; 42, lime feed conveyer; 421, box for feeding odd; 422, screw mandrel; 423, the second motor;
51, additive tank; 52, additive pump;
61, water pipe; 62, taps.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model discloses a kind of coal slurry industry, comprise coal-grinding apparatus, NaOH feedway, coal feedway, lime feedway, water supply installation and additive feedway, coal-grinding apparatus comprises the coal pulverizer 11 be communicated with successively, the heated and stirred groove 12 that can heat coal water slurry and stir and the water-coal slurry pump 13 coal water slurry mixed in heated and stirred groove 12 can extracted out, coal feedway, NaOH feedway, lime feedway, corresponding with on the coal pulverizer 11 respectively material inlet of water supply installation and additive feedway is communicated with,
As shown in Figure 2, heated and stirred groove 12 comprises process furnace 121 and is positioned at the agitation vat 122 of process furnace 121, the material inlet of agitation vat 122 is communicated with the material outlet of coal pulverizer 11, stir shaft 123 is set in agitation vat 122, there is between agitation vat 122 and process furnace 121 heating chamber 127 placing heating medium, in heating chamber 127, heating unit is set, the downside of agitation vat 122 arranges the first motor 126, stir shaft 123 arranges blade, and stir shaft 123 is connected with the first motor 126 through the bottom of agitation vat 122 away from one end of coal pulverizer 11.
By arranging the process furnace 121 that can heat agitation vat 122, water-fast coal cinder in coal water slurry is softened, softening coal cinder is easily blended as particulate soluble in water under the effect of agitating vane 124, again because the solubleness of coal uprises under the heat effect of process furnace 121 in coal water slurry, make these particulates soluble in water, and then the concentration of coal in coal water slurry is uprised, greatly can improve the gasification efficiency of coal water slurry.
Heating unit is electric heater unit 125, and heated and stirred groove 12 also comprises the control device for controlling electric heater unit 125 temperature, and control device is connected with electric heater unit 125.By arranging control device, make staff can according to the stirring state of coal water slurry, suitable adjustment temperature.
Coal feeding mechanism comprises the crusher 21 be communicated with successively, the shatter machine 22 of the coal that coal can be made shatter and coal hopper 23, the discharge port of coal hopper 23 and the coal inlet communication of coal pulverizer 11, be provided with the scale feeder 24 that the coal in coal hopper 23 can be transported in coal pulverizer 11 between coal hopper 23 and coal pulverizer 11.
By arranging the shatter machine 22 of coal, coal by broken again, can be conducive to assisting coal pulverizer 11 better by coal grinding, and uprised to make the concentration of coal in coal water slurry before entering coal pulverizer 11.
The shatter machine 22 of coal comprises guide rail, guide rail has the inner chamber that coal can be made to pass through, inner chamber runs through the two ends of guide rail, the opening for feed of guide rail is communicated with the discharge port of crusher 21, the discharge port of guide rail and the coal inlet communication of coal hopper 23, guide rail is provided with vibrator, in the inner chamber of guide rail, swing crushing occurs to make coal.
NaOH feedway comprises and is provided with the NaOH pump 32 that the NaOH in NaOH storage tank 31 can be transported in coal pulverizer 11 between NaOH storage tank 31, the NaOH storage tank 31 of the NaOH inlet communication of coal pulverizer 11 and coal pulverizer 11.
Lime feedway comprises deposits bucket 41 with the lime of the lime inlet communication of coal pulverizer 11, and lime is deposited between bucket 41 and coal pulverizer 11 and is provided with and lime can be transported to the lime feed conveyer 42 in coal pulverizer 11 by the lime deposited in bucket 41.
As shown in Figure 3, lime feed conveyer 42 is screw mandrel feeder, screw mandrel feeder comprises box for feeding odd 421, screw mandrel 422 is set in box for feeding odd 421, one end of screw mandrel 422 is positioned at the discharge port of box for feeding odd 421, and the other end of screw mandrel 422 is connected with the second motor 423 be arranged at outside box for feeding odd 421 through box for feeding odd 421.
Additive feedway comprises the additive tank 51 be communicated with the additive inlet port of coal pulverizer 11, arranges the additive pump 52 that the additive in additive tank 51 can be sent in coal pulverizer 11 between additive tank 51 and coal pulverizer 11.
Water supply installation comprises the water pipe 61 be communicated with the additive inlet port of coal pulverizer 11, water pipe 61 is provided with the taps 62 of selectively opened water pipe 61 import.
Heating medium is thermal oil.By heating medium is set to thermal oil, the heat that heating unit is produced by thermal oil evenly and the coal water slurry passed to fast in agitation vat 122, to make coal water slurry can by uniformly softening, be conducive to that coal water slurry is stirred evenly.Certainly, the heat that heating unit can be made to produce that other those skilled in the art are known the coal water slurry passed to fast in agitation vat 122 also can be applicable to the utility model.
Observe the stirring state of coal water slurry in agitation vat 122 at any time for the ease of staff, agitation vat 122 adopts pyroceram to make.
Principle of work:
First lime, NaOH, additive, water and being sent to respectively in coal pulverizer 11 through the coal that crusher 21 and the shatter machine 22 of coal are pulverized is ground, after certain hour being ground to added material in coal pulverizer 11, heated and stirred is carried out in the agitation vat 122 that the material outlet of coal pulverizer 11 enters into heated and stirred groove 12, to obtain the coal water slurry of high density, after having stirred, the coal water slurry in agitation vat 122 is exported by water-coal slurry pump 13.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (10)
1. a coal slurry industry, it is characterized in that, comprise coal-grinding apparatus, NaOH feedway, coal feedway, lime feedway, water supply installation and additive feedway, described coal-grinding apparatus comprises the coal pulverizer be communicated with successively, the heated and stirred groove that can heat coal water slurry and stir and the water-coal slurry pump coal water slurry mixed in described heated and stirred groove can extracted out, described coal feedway, described NaOH feedway, described lime feedway, the described water supply installation material inlet corresponding with on described coal pulverizer respectively with described additive feedway is communicated with, described heated and stirred groove comprises process furnace and is positioned at the agitation vat of process furnace, the material inlet of described agitation vat is communicated with the material outlet of described coal pulverizer, in described agitation vat, stir shaft is set, there is between described agitation vat and described process furnace the heating chamber placing heating medium, in described heating chamber, heating unit is set, the downside of described agitation vat is provided with the first motor, described stir shaft arranges agitating vane, and described stir shaft is connected with described first motor through the bottom of described agitation vat away from one end of described coal pulverizer.
2. coal slurry industry according to claim 1, it is characterized in that, described heating unit is electric heater unit, and described heated and stirred groove also comprises the control device for controlling described electric heater unit temperature, and described control device is connected with described electric heater unit.
3. coal slurry industry according to claim 1, it is characterized in that, described coal feeding mechanism comprises the crusher be communicated with successively, the shatter machine of coal that coal can be made shatter and coal hopper, the discharge port of described coal hopper and the coal inlet communication of described coal pulverizer, be provided with the scale feeder that the coal in described coal hopper can be transported in described coal pulverizer between described coal hopper and described coal pulverizer.
4. coal slurry industry according to claim 3, it is characterized in that, the shatter machine of described coal comprises guide rail, described guide rail has the inner chamber that coal can be made to pass through, described inner chamber runs through the two ends of described guide rail, and the opening for feed of described guide rail is communicated with the discharge port of described crusher, the discharge port of described guide rail and the coal inlet communication of described coal hopper, described guide rail is provided with vibrator, in the inner chamber of described guide rail, swing crushing occurs to make coal.
5. coal slurry industry according to claim 1, it is characterized in that, described NaOH feedway comprises the NaOH storage tank with the NaOH inlet communication of described coal pulverizer, is provided with the NaOH pump that the NaOH in described NaOH storage tank can be transported in described coal pulverizer between described NaOH storage tank and described coal pulverizer.
6. coal slurry industry according to claim 1, it is characterized in that, described lime feedway comprises deposits bucket with the lime of the lime inlet communication of described coal pulverizer, and described lime is deposited between bucket and described coal pulverizer and is provided with the lime feed conveyer that the lime that described lime is deposited in bucket can be transported in described coal pulverizer.
7. coal slurry industry according to claim 6, it is characterized in that, described lime feed conveyer is screw mandrel feeder, described screw mandrel feeder comprises box for feeding odd, in described box for feeding odd, screw mandrel is set, one end of described screw mandrel is positioned at the discharge port of described box for feeding odd, and the other end of described screw mandrel is connected with the second motor be arranged at outside described box for feeding odd through described box for feeding odd.
8. coal slurry industry according to claim 1, it is characterized in that, described additive feedway comprises the additive tank be communicated with the additive inlet port of described coal pulverizer, arranges the additive pump that the additive in described additive tank can be sent in coal pulverizer between described additive tank and described coal pulverizer.
9. coal slurry industry according to claim 1, is characterized in that, described heating medium is thermal oil.
10. coal slurry industry according to claim 1, is characterized in that, described agitation vat adopts pyroceram to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150913.1U CN204824770U (en) | 2015-03-18 | 2015-03-18 | Coal slurry preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150913.1U CN204824770U (en) | 2015-03-18 | 2015-03-18 | Coal slurry preparation system |
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| CN204824770U true CN204824770U (en) | 2015-12-02 |
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| CN201520150913.1U Expired - Fee Related CN204824770U (en) | 2015-03-18 | 2015-03-18 | Coal slurry preparation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722312A (en) * | 2019-02-27 | 2019-05-07 | 中煤陕西榆林能源化工有限公司 | A kind of method of low energy consumption coal water slurry gasification system and heating water-coal-slurry |
| CN111790307A (en) * | 2020-07-30 | 2020-10-20 | 苏倩 | Integrated processing system and method for coal water slurry |
| CN113028427A (en) * | 2021-03-23 | 2021-06-25 | 浙江先创能源科技股份有限公司 | Waste liquid coal water slurry incineration boiler and use method thereof |
-
2015
- 2015-03-18 CN CN201520150913.1U patent/CN204824770U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722312A (en) * | 2019-02-27 | 2019-05-07 | 中煤陕西榆林能源化工有限公司 | A kind of method of low energy consumption coal water slurry gasification system and heating water-coal-slurry |
| CN111790307A (en) * | 2020-07-30 | 2020-10-20 | 苏倩 | Integrated processing system and method for coal water slurry |
| CN113028427A (en) * | 2021-03-23 | 2021-06-25 | 浙江先创能源科技股份有限公司 | Waste liquid coal water slurry incineration boiler and use method thereof |
| CN113028427B (en) * | 2021-03-23 | 2022-06-21 | 浙江先创能源科技股份有限公司 | Waste liquid coal water slurry incineration boiler and use method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Hsinchu Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523808 No. 4 Building No. 5, third new Guangdong 4, 5 Patentee after: Environmental protection Limited by Share Ltd Address before: Hsinchu Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523000 No. 4 new bamboo building No. 5 Patentee before: Guangzhou Loongzheng Energy Saving Environmental Protection Technology Co., Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20190318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |