CN207159161U - A kind of hydrogasification pulverized coal conveying device - Google Patents
A kind of hydrogasification pulverized coal conveying device Download PDFInfo
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- CN207159161U CN207159161U CN201721167282.XU CN201721167282U CN207159161U CN 207159161 U CN207159161 U CN 207159161U CN 201721167282 U CN201721167282 U CN 201721167282U CN 207159161 U CN207159161 U CN 207159161U
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- lock hopper
- transformation
- pressure
- pulverized coal
- valve
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Abstract
The utility model discloses a kind of hydrogasification pulverized coal conveying device, is related to coal chemical industry material transfer equipment technical field.The device, pass through the first transformation lock hopper and the second transformation lock hopper arranged in series, and lock hopper is respectively provided with control valve up and down, balance pipeline peace weighing apparatus valve, during use, when the first transformation lock hopper needs pressure release, because the second transformation lock hopper has been in isolation with high pressure lock hopper, so, pressure in the first transformation lock hopper connected with the second transformation lock hopper is less than the pressure of high pressure lock hopper, therefore, the pulverized coal conveying device provided using the present embodiment, first transformation lock hopper can release displacement at relatively low pressures, so as to reduce the loss of hydrogen, reduce economic loss and operating cost.
Description
Technical field
It the utility model is related to coal chemical industry material transfer equipment technical field, more particularly to a kind of hydrogasification coal dust
Conveying device.
Background technology
At present, in hydrogasification technology, the conveying of coal dust generally use coal dust pressuring method, i.e. normal pressure pulverized coal storehouse+transformation lock
Bucket+high pressure lock hopper is sent into gasifying furnace nozzle.Between both devices during pulverized coal conveying, it is necessary to make pressure between the two equal,
When coal dust needs to enter in transformation lock hopper from normal pressure pulverized coal storehouse, it is necessary first to will be high with high pressure lock hopper identical in transformation lock hopper
Pressure, pressure release is carried out, so that the pressure in transformation lock hopper and normal pressure pulverized coal storehouse is equal, so that coal dust can enter from normal pressure pulverized coal storehouse
Enter transformation lock hopper, then, it is necessary to connect transformation lock hopper and high pressure lock hopper, to transformation lock hopper punching press, make its pressure with high pressure lock hopper
Power is equal, so that coal dust enters high pressure lock hopper from transformation lock hopper, is finally delivered to gasifying furnace nozzle from high pressure lock hopper, completes
Coal dust conveys.
In above-mentioned course of conveying, transformation lock hopper designs using monolock bucket, pressure and height in transformation lock hopper pressure release
Pressure lock hopper is consistent, and pressure is higher, lets out hydrogen whole emptying in lock hopper, pressure to normal pressure before being connected with normal pressure pulverized coal storehouse,
So need to consume substantial amounts of hydrogen during releasing, and hydrogen cost is higher, therefore, whole device operation bring compared with
Big economic loss, increases operating cost.
Utility model content
The purpose of this utility model is to provide a kind of hydrogasification pulverized coal conveying device, so as to solve to deposit in the prior art
Foregoing problems.
To achieve these goals, the technical solution adopted in the utility model is as follows：
A kind of hydrogasification pulverized coal conveying device, including the following equipment being sequentially connected by main line：Normal pressure pulverized coal storehouse,
First transformation lock hopper, the second transformation lock hopper and high pressure lock hopper, balance pipeline are provided between two neighboring equipment, described in every section
Balance and balanced valve is provided with pipeline, control valve is provided with the main line between two neighboring equipment, described first becomes
The top of pressure lock hopper is provided with atmospheric valve.
Preferably, the balanced valve, the control valve and the atmospheric valve are automatic valve.
The beneficial effects of the utility model are：The utility model embodiment provides a kind of hydrogasification coal dust conveying dress
Put, by the first transformation lock hopper and the second transformation lock hopper arranged in series, and lock hopper is respectively provided with control valve, balance pipeline peace up and down
Weigh valve, during use, when the first transformation lock hopper needs pressure release, due to the second transformation lock hopper with high pressure lock hopper be in every
From state, so, the pressure in the first transformation lock hopper connected with the second transformation lock hopper is less than the pressure of high pressure lock hopper, because
This, the pulverized coal conveying device provided using the present embodiment, the first transformation lock hopper can be released displacement at relatively low pressures, from
And the loss of hydrogen is reduced, reduce economic loss and operating cost.
Brief description of the drawings
Fig. 1 is the structural representation for the hydrogasification pulverized coal conveying device that the utility model embodiment provides.
In figure, the implication of each symbol is as follows：
1 main line, 2 normal pressure pulverized coal storehouses, 3 first transformation lock hoppers, 4 second transformation lock hoppers, 5 high pressure lock hoppers, 6 balance pipelines, 7
Balanced valve, 8 control valves, 9 atmospheric valves.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.It should be appreciated that embodiment described herein is only explaining this practicality
It is new, it is not used to limit the utility model.
As shown in figure 1, the utility model embodiment provides a kind of hydrogasification pulverized coal conveying device, including pass through supervisor
The following equipment that road 1 is sequentially connected：Normal pressure pulverized coal storehouse 2, the first transformation lock hopper 3, the second transformation lock hopper 4 and high pressure lock hopper 5 are adjacent
Balance pipeline 6 is provided between two equipment, balanced valve 7 is provided with every section of balance pipeline 6, between two neighboring equipment
Main line 1 on be provided with control valve 8, the top of the first transformation lock hopper 3 is provided with atmospheric valve 9.
In said structure, twin-lock bucket carries out arranged in series, and lock hopper is respectively provided with control valve, balance pipeline peace weighing apparatus valve up and down,
The course of work of the structure is：
After the first transformation lock hopper pressure release is fed, because the second transformation lock hopper is in high pressure conditions, coal dust can not be from first
Transformation lock hopper enters in the second transformation lock hopper, now, it is only necessary to opens the balanced valve balanced between the two on pipeline and becomes to first
Pressure lock hopper and the second transformation lock hopper are pressed, and make pressure between the two equal；Then, open between the two on main line
Control valve, coal dust then under gravity, enter in the second transformation lock hopper from the first transformation lock hopper, and control is closed after the completion of blanking
Valve and balanced valve processed, the first transformation lock hopper and the second transformation lock hopper are isolated, the first transformation lock hopper carries out pressure release displacement, under circulation
Material.Pressurising is carried out to the second transformation lock hopper simultaneously, makes it with after high pressure lock hopper pressure balance, entering horizontal high voltage lock hopper feed operation.
After the completion of blanking, isolate the second transformation lock hopper and high pressure lock hopper, the second transformation lock hopper waits the connection again of the first transformation lock hopper
Blanking.
It can be seen that in said process, due to having used the first transformation lock hopper and the second transformation lock hopper of series connection, so, when the
When one transformation lock hopper needs pressure release, because the second transformation lock hopper has been in isolation with high pressure lock hopper, so, become with second
Pressure in first transformation lock hopper of pressure lock hopper connection is less than the pressure of high pressure lock hopper, therefore, is provided using the present embodiment
Pulverized coal conveying device, the first transformation lock hopper can release displacement at relatively low pressures, can effectively reduce pressure of releasing,
Moreover, hydrogen can recycle when the first transformation lock hopper connects with the second transformation lock hopper, the loss of hydrogen is reduced, is reduced economical
Loss and operating cost.
In the present embodiment, balanced valve 7, control valve 8 and atmospheric valve 9 can be automatic valve.
In actual use, in order to improve efficiency, cost is reduced, for balanced valve, control valve and atmospheric valve
Automatic valve is used, is controlled it by controller, realizes automatically controlling for coal dust course of conveying.
By using above-mentioned technical proposal disclosed in the utility model, following beneficial effect has been obtained：The utility model
Embodiment provides a kind of hydrogasification pulverized coal conveying device, by the first transformation lock hopper and the second transformation lock hopper arranged in series,
And lock hopper is respectively provided with control valve, balance pipeline peace weighing apparatus valve up and down, during use, when the first transformation lock hopper needs pressure release,
Because the second transformation lock hopper has been in isolation with high pressure lock hopper, so, the first transformation connected with the second transformation lock hopper
Pressure in lock hopper is less than the pressure of high pressure lock hopper, therefore, the pulverized coal conveying device provided using the present embodiment, the first transformation
Lock hopper can release displacement at relatively low pressures, so as to reduce the loss of hydrogen, reduce economic loss and operating cost.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching should also regard the scope of protection of the utility model.
Claims (2)
1. a kind of hydrogasification pulverized coal conveying device, it is characterised in that including the following equipment being sequentially connected by main line：Often
Pulverized Coal Bin, the first transformation lock hopper, the second transformation lock hopper and high pressure lock hopper are pressed, balance pipe is provided between two neighboring equipment
Road, every section of described balances are provided with balanced valve, control valve are provided with the main line between two neighboring equipment on pipeline,
The top of the first transformation lock hopper is provided with atmospheric valve.
2. hydrogasification pulverized coal conveying device according to claim 1, it is characterised in that the balanced valve, the control
Valve and the atmospheric valve are automatic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167282.XU CN207159161U (en) | 2017-09-11 | 2017-09-11 | A kind of hydrogasification pulverized coal conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167282.XU CN207159161U (en) | 2017-09-11 | 2017-09-11 | A kind of hydrogasification pulverized coal conveying device |
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| Publication Number | Publication Date |
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| CN207159161U true CN207159161U (en) | 2018-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721167282.XU Active CN207159161U (en) | 2017-09-11 | 2017-09-11 | A kind of hydrogasification pulverized coal conveying device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717667A (en) * | 2019-12-16 | 2020-09-29 | 新能能源有限公司 | Pulverized coal lock hopper discharging system and method |
| CN114040808A (en) * | 2019-03-13 | 2022-02-11 | 梅托克斯技术公司 | Solid precursor feed system for thin film deposition |
-
2017
- 2017-09-11 CN CN201721167282.XU patent/CN207159161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114040808A (en) * | 2019-03-13 | 2022-02-11 | 梅托克斯技术公司 | Solid precursor feed system for thin film deposition |
| CN111717667A (en) * | 2019-12-16 | 2020-09-29 | 新能能源有限公司 | Pulverized coal lock hopper discharging system and method |
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