CN206218838U - A kind of diaphragm type fine coal pressure-flow system - Google Patents
A kind of diaphragm type fine coal pressure-flow system Download PDFInfo
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- CN206218838U CN206218838U CN201621216751.8U CN201621216751U CN206218838U CN 206218838 U CN206218838 U CN 206218838U CN 201621216751 U CN201621216751 U CN 201621216751U CN 206218838 U CN206218838 U CN 206218838U
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- fine coal
- flow system
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- 239000003245 coal Substances 0.000 title claims abstract description 61
- 230000004888 barrier function Effects 0.000 claims abstract description 23
- 239000010720 hydraulic oil Substances 0.000 claims description 32
- 230000008859 change Effects 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a kind of diaphragm type fine coal pressure-flow system, including normal pressure coal bunker, high pressure coal bunker, the first valve, the second valve, transfer pot, barrier film is provided with the transfer pot, and with tank body；The barrier film has two connected entrances, and the connected entrance is connected with first valve, second valve respectively, and space and the film external space being made up of with the tank body the barrier film in the film surrounded by the barrier film will be separated into the tank body.The diaphragm type fine coal pressure-flow system that the utility model is provided, to efficiently solve need in the prior art and discharge a large amount of inert gases and cause larger environmental pollution, pressurized delivered process efficiency is low and can not realize continuously adjustabe, and needs the high pressure resistant big high cost problem of equipment volume.
Description
Technical field
The utility model is related to fine coal pressurized delivered field, especially a kind of diaphragm type fine coal pressure-flow system.
Background technology
The pressurized delivered process of powder is directed in many fields such as Coal Chemical Industry, metallurgy, food processing.Coal gasification,
Especially powdered coal pressuring gasified is a kind of cleaning coal utilization technology, is rapidly progressed in recent years, has been carried out more and more wider
General utilization.Fine coal pressurized delivered technology is that powdered coal pressuring gasified technology is indispensable sport technique segment.Fine coal pressurized delivered
Technology is that dry pulverized coal is improved to a certain specific high pressure from normal pressure, to realize fine coal burning under high pressure with gasification.
The fine coal pressurized delivered technology predominantly lock hopper pressurized delivered for industrially using at present, its principle is to use high pressure
Inert gas pour fine coal pressurization lock hopper, improve pressure, it is balanced with fine coal pressure of storage tank after fine coal is delivered to fine coal storage tank,
The solid fine coal in lock hopper is replaced using high-pressure inert gas, is then discharged the high-pressure inert gas in fine coal lock hopper, so
Circulation.
Technological deficiency present in prior art has：
1st, pressure process needs to discharge substantial amounts of inert gas such as N2, CO2 etc., causes larger environmental pollution；
2nd, pressurized delivered process efficiency is low, it is impossible to realize continuously adjustabe；
3rd, pressurized delivered needs high pressure resistant equipment volume big, and cost is high.
Utility model content
(1) technical problem to be solved
Technical problem to be solved in the utility model is how to solve to need to discharge a large amount of indifferent gas in the prior art
Body and cause larger environmental pollution, pressurized delivered process efficiency is low and can not realize continuously adjustabe, and needs high pressure resistant to set
The big high cost problem of standby volume.
(2) technical scheme
To achieve these goals, the utility model provides a kind of diaphragm type fine coal pressure-flow system, including normal pressure
Coal bunker, high pressure coal bunker, the first valve, the second valve, transfer pot, are provided with barrier film in the transfer pot, and with tank body；It is described every
Film has two connected entrances, and the connected entrance is connected with first valve, second valve respectively, and by the tank body
It is separated into space and the film external space being made up of with the tank body the barrier film in the film surrounded by the barrier film.
Preferably, the film external space is closed, is not connected with first valve and second valve.
Preferably, the barrier film has elasticity.
Preferably, the volume of the film external space can change with pressure change, at the same in the film space volume
Also respective change.
Preferably, the transfer pot has positioned at the hydraulic oil inlet on the tank body top and positioned at the tank body lower part
Hydraulic oil outlet.
Preferably, the hydraulic oil inlet and the hydraulic oil outlet are connected with the film external space respectively.
Preferably, also including hydraulic jack, hydraulic pump；The hydraulic oil outlet, the hydraulic jack, the hydraulic pump and
The hydraulic oil inlet is sequentially connected.
The utility model is implemented in accordance with the following steps：
S00：First valve is opened, the fine coal being stored in the normal pressure coal bunker is delivered to described by Action of Gravity Field
In the film of transfer pot in space, now space is in atmospheric pressure state in the film；
S10：First valve is closed, second valve is opened, the gases at high pressure in the high pressure coal bunker are to described
Space punching press in film, the fine coal in the film in space enters in the high pressure coal bunker under gravity, now in the film
Gases at high pressure are full of in space；
S20：Start the hydraulic pump, the hydraulic pump enters the hydraulic oil in the hydraulic jack by the hydraulic oil
Mouth is pumped into the film external space of the transfer pot, and the film external space volume becomes big, the diaphragm deflection, space in the film
Wherein most gases at high pressure are extruded and are drained into the high pressure coal bunker as volume diminishes；
S30：Second valve is closed, and closes the hydraulic pump, the residual high pressure gas expansion in space in the film,
During the hydraulic oil of the film external space pushed back into the hydraulic jack by the hydraulic oil outlet, now space body in the film
Product becomes big, and the diaphragm deflection, the film external space volume diminishes；With selectivity
S40：Repeat step S00-S30, moves in circles.
When there is step S40, system realizes continuous operation.
(2) beneficial effect
The utility model is compared significant advantage and beneficial effect：
1. using being provided with barrier film and being separated into two transfer pots in chamber, by controlling two volumes of cavity space to control powder
Coal pressure, it is not necessary to which inert gas participates in conveying；
2. control diaphragm retracts, expansion frequency, valve switch frequency are controlled to feeding quantity, realize continuously adjusting；
3. septate transfer pot small volume, lightweight is had, and device is few needed for system.
Brief description of the drawings
A kind of flow chart of diaphragm type fine coal pressure-flow system that Fig. 1 is provided for the utility model embodiment；
Before a kind of diaphragm type fine coal pressure-flow system transfer pot topping up force feed that Fig. 2 is provided for the utility model embodiment
View；
Fig. 3 was pressed oil for a kind of diaphragm type fine coal pressure-flow system transfer pot topping up that the utility model embodiment is provided
View in journey；
After a kind of diaphragm type fine coal pressure-flow system transfer pot topping up force feed that Fig. 4 is provided for the utility model embodiment
View.
In figure：
1st, normal pressure coal bunker；2nd, hydraulic jack；3rd, transfer pot；4th, high pressure coal bunker；5th, hydraulic pump；6th, the first valve；7th, second
Valve；3-1 hydraulic oil inlets；3-2 hydraulic oil outlets；3-3 tank bodies；3-4 barrier films.
Specific embodiment
Below in conjunction with the utility model embodiment and accompanying drawing, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Embodiment 1
As Figure 1-4, a kind of diaphragm type fine coal pressure-flow system that the utility model is provided, including normal pressure coal bunker 1,
High pressure coal bunker 4, the first valve 6, the second valve 7, transfer pot 3.Transfer pot 3 is connected by the first valve 6 with normal pressure coal bunker 1, defeated
Tank sending 3 is connected by the second valve 7 with high pressure coal bunker 4.
Wherein, barrier film 3-4 is provided with transfer pot 3, and with tank body 3-3, barrier film is arranged in tank body 3-3；Barrier film 3-4 has
There are two connected entrances, connected entrance is connected with the first valve 6, the second valve 7 respectively, and will be separated into by barrier film 3-4 in tank body 3-3
Space and the film external space being made up of barrier film 3-4 and tank body 3-3 in the film for surrounding, in film space and the film external space mutually every
From；The film external space is closed, is not connected with the first valve 6 and the second valve 7；Barrier film 3-4 have elasticity, in film space with
When the pressure of the film external space changes, barrier film 3-4 can change shape, and the volume of the film external space can change with pressure change
Become, while the volume in space also respective change in film.
Specifically, also including hydraulic jack 2, hydraulic pump 4；Transfer pot 3 has the hydraulic oil inlet positioned at tank body 3-3 tops
The 3-1 and hydraulic oil outlet 3-2 positioned at tank body 3-3 bottoms.
Wherein, hydraulic oil inlet 3-1 and hydraulic oil outlet 3-2 are connected with the film external space respectively；Hydraulic oil outlet 3-2, liquid
Compressing cylinder 2, hydraulic pump 4 and hydraulic oil inlet 3-1 are sequentially connected, and storage can be led in the hydraulic oil of hydraulic jack 2 by hydraulic pump 4
Cross hydraulic oil inlet 3-1 to be pumped into the film external space of transfer pot 3, the hydraulic oil in the film external space can also be gone out by hydraulic oil
Mouth 3-2 is pressed into hydraulic jack 2.
With reference to the diaphragm type fine coal pressure-flow system in the utility model embodiment, induction system is described in detail
Course of conveying.
First valve 6 is opened, the fine coal being stored in the normal pressure coal bunker 1 is delivered to described defeated by Action of Gravity Field
In the film of tank sending 3 in space, now space is in atmospheric pressure state in the film；
First valve 6 is closed, second valve 7 is opened, the gases at high pressure in the high pressure coal bunker 4 are to the film
Interior space punching press, the fine coal in the film in space enters in the high pressure coal bunker 4 under gravity, now empty in the film
Between in be full of gases at high pressure.
Start the hydraulic pump 4, the hydraulic pump 4 enters the hydraulic oil in the hydraulic jack 2 by the hydraulic oil
Mouth 3-1 is pumped into the film external space of the transfer pot 3, and the film external space volume becomes big, the barrier film 3-4 deformations, described
Wherein most gases at high pressure are extruded and are drained into the high pressure coal bunker 4 as volume diminishes for space in film.
Second valve 7 is closed, and closes the hydraulic pump 4, the residual high pressure gas expansion in space in the film will
The hydraulic oil of the film external space is pushed back in the hydraulic jack 2 by the hydraulic oil outlet 3-2, now space in the film
Volume becomes big, and the barrier film 3-4 deformations, the film external space volume diminishes.
More than repeating, move in circles.
Whole process does not need inert gas to participate in conveying, reduces air pollution, and frequency is opened and closed by control valve, reaches
To whole induction system continuous control.
The above, some specific embodiments only of the present utility model, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with institute
Scope of the claims is stated to be defined.
Claims (7)
1. a kind of diaphragm type fine coal pressure-flow system, including normal pressure coal bunker (1), high pressure coal bunker (4), the first valve (6), second
Valve (7), transfer pot (3), it is characterised in that：
Barrier film (3-4) is provided with the transfer pot (3), and with tank body (3-3)；
The barrier film (3-4) have two connected entrances, the connected entrance respectively with first valve (6), second valve
(7) connect, and will be separated into the tank body (3-3) in the film surrounded by the barrier film (3-4) space and by it is described every
The film external space that film (3-4) is constituted with the tank body (3-3).
2. diaphragm type fine coal pressure-flow system according to claim 1, it is characterised in that：
The film external space is closed, is not connected with first valve (6) and second valve (7).
3. diaphragm type fine coal pressure-flow system according to claim 1, it is characterised in that：
The barrier film (3-4) has elasticity.
4. diaphragm type fine coal pressure-flow system according to claim 1, it is characterised in that：
The volume of the film external space can change with pressure change, while the volume in space also respective change in the film.
5. diaphragm type fine coal pressure-flow system according to claim 1, it is characterised in that：
The transfer pot (3) is with the hydraulic oil inlet (3-1) positioned at the tank body (3-3) top and positioned at the tank body
The hydraulic oil outlet (3-2) of (3-3) bottom.
6. diaphragm type fine coal pressure-flow system according to claim 5, it is characterised in that：
The hydraulic oil inlet (3-1) and the hydraulic oil outlet (3-2) are connected with the film external space respectively.
7. diaphragm type fine coal pressure-flow system according to claim 6, it is characterised in that：
Also include hydraulic jack (2), hydraulic pump (5)；
The hydraulic oil outlet (3-2), the hydraulic jack (2), the hydraulic pump (5) and the hydraulic oil inlet (3-1) according to
Secondary connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216751.8U CN206218838U (en) | 2016-11-11 | 2016-11-11 | A kind of diaphragm type fine coal pressure-flow system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216751.8U CN206218838U (en) | 2016-11-11 | 2016-11-11 | A kind of diaphragm type fine coal pressure-flow system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206218838U true CN206218838U (en) | 2017-06-06 |
Family
ID=58793343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621216751.8U Active CN206218838U (en) | 2016-11-11 | 2016-11-11 | A kind of diaphragm type fine coal pressure-flow system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206218838U (en) |
-
2016
- 2016-11-11 CN CN201621216751.8U patent/CN206218838U/en active Active
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