CN202849356U - Coal gas filter - Google Patents
Coal gas filter Download PDFInfo
- Publication number
- CN202849356U CN202849356U CN 201220510741 CN201220510741U CN202849356U CN 202849356 U CN202849356 U CN 202849356U CN 201220510741 CN201220510741 CN 201220510741 CN 201220510741 U CN201220510741 U CN 201220510741U CN 202849356 U CN202849356 U CN 202849356U
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- China
- Prior art keywords
- gas
- gas filter
- drain cock
- filter drain
- main body
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Abstract
The utility model discloses a coal gas filter which comprises a main body provided with a cavity. A coal gas inlet and a coal gas outlet are respectively arranged on both sides of the main body. The main body is internally provided with a first area located on one side of the coal gas inlet, a second area located on one side of the coal gas outlet, and a connection channel. An absorbent assembly is arranged in one of the first and second areas, a filter screen assembly is arranged in the other end of the first and second areas. The connection channel guides coal gas through the first area to the second area. According to the coal gas filter provided by the utility model, coal gas is secondarily filtered, so that the filtering effect is remarkably improved. In addition, the cleaning flow of the coal gas filter is relatively simple without disassembling the coal gas filter independently to clean, so that the coal gas filter is cleaned online, and the maintenance cost and the workload of maintenance personnel are lowered.
Description
Technical field
The utility model relates to coal gas operation mechanical field, particularly a kind of gas filter drain cock.
Background technology
Generally speaking, for the boiler that uses coke-oven gas to act as a fuel, owing to contain a lot of coal tar wet goods impurity and part insolubles in the coke-oven gas, bring a lot of hidden danger for the safety and steady operation of boiler.
For coal gas is filtered, can gas filter drain cock be installed at gas line.Yet the filter effect of existing gas filter drain cock is not very desirable, can't process tar, and the tar in the coal gas is in case by behind the filter screen of gas filter drain cock, may cause damage to follow up device (such as the big fire valve); Simultaneously, the filter screen of gas filter drain cock is very easily obstruction even damaged in use for some time, cause gas filter drain cock to need often maintenance, and the detection of gas filter drain cock and maintenance is all very inconvenient, and maintenance personnel's labor capacity is very large.
Therefore, need to provide a kind of novel gas filter drain cock, to realize the abundant filtration to coal gas, improve filter effect, reduce simultaneously maintenance cost and maintenance personnel's labor capacity.
The utility model content
Will be in ensuing description part set forth the utility model general plotting other aspect and/or advantage, some will be clearly by describing, and perhaps can learn through the enforcement of the utility model general plotting.
The purpose of this utility model is to provide a kind of gas filter drain cock that can fully filter to improve to coal gas filter effect.
Thereby another purpose of the present utility model is to provide a kind of gas filter drain cock that can on-line cleaning reduces maintenance cost and maintenance personnel's labor capacity.
For achieving the above object, the utility model provides a kind of gas filter drain cock, comprise the main body with cavity, gas inlet and gas exit are offered respectively in both sides in described main body, comprise the first district that is positioned at described gas inlet one side in the inside of described main body and be positioned at Second Region and the connecting passage of described gas exit one side, be provided with sorbent assemblies in one in described the first district and described Second Region, be provided with screen modules in another, described connecting passage will be coal gas by described the first district guide to described Second Region.
Preferably, offer at least two sewage draining exits in the bottom of described main body, described sewage draining exit lays respectively in described the first district and the described Second Region.
Preferably, described connecting passage is arranged between described the first district and the described Second Region.
Preferably, the gas inlet side in described the first district forms the first buffer zone of the pressure-stabilisation that makes coal gas, and the gas exit side of described Second Region forms the second buffer zone of the pressure-stabilisation that makes coal gas.
Preferably, described the first buffer zone is formed on the bottom in described the first district, and described the second buffer zone is formed on the bottom of described Second Region.
Preferably, described sorbent assemblies and described screen modules are separately positioned on the top of described the first buffer zone and the top of described the second buffer zone.
Preferably, have the steaming out mouth at the top of described main body, described sorbent assemblies and the residing zone of described screen modules are positioned at the purging zone of described steaming out mouth.
Preferably, described body openings upwards is fixedly connected with the end cap flange that is useful on the described cavity of sealing and the flange end cap that matches with described end cap flange above described main body, and described steaming out mouth is positioned at described flanged end and covers.
Preferably, between described flange end cap and described main body, be provided with gasket seal.
Preferably, between described the first district and described Second Region, be provided with dividing plate.
Preferably, be formed with through hole on the described dividing plate.
Preferably, be provided with sieve plate below described sorbent assemblies and described screen modules, described sieve plate is fixedly connected with the inwall of described main body.
Preferably, above described sorbent assemblies and described screen modules, be provided with gauze.
Preferably, described connecting passage is formed on described the first district and the described Second Region.
When utilizing gas filter drain cock provided by the utility model to carry out filtration operation, coal gas at first enters into described first district of described cavity from described gas inlet, once filter in described the first district; Through after once filtering, Gas Flow enters described Second Region through described connecting passage, carries out secondary filtration in described Second Region; After this coal gas is discharged by described gas exit, enters follow-up system.
Gas filter drain cock provided by the utility model, in that being carried out, coal gas respectively the tar in the coal gas and insoluble impurities are filtered out in the secondary filtration process, for strainer of the prior art, realize the abundant filtration to coal gas, improved filter effect.
In a kind of preferred embodiment, gas filter drain cock provided by the utility model also comprises the described steaming out mouth that is arranged on described main body top and the described sewage draining exit that is positioned at described bottom part body; When described gas filter drain cock uses for some time to clean it, only need described gas inlet and the described gas exit of described gas filter drain cock are closed, and the steam-pipe of peripheral hardware is connected with described steaming out mouth, utilize speed and the pressure of steam self, in described cavity, blow steam; Under the purging effect of steam, the impurity that is attached on described sorbent assemblies and the described screen modules is purged, and the water vapor that carries impurity is directly discharged via described sewage draining exit; After cleaning end, just can realize recycling of described sorbent assemblies and described screen modules.
As seen, whole cleaning process does not need described gas filter drain cock, described sorbent assemblies and described screen modules are disassembled independent cleaning, thereby significantly simplified the clean and maintenance flow process, and reduced maintenance personnel's labor capacity, and after cleaning end, described sorbent assemblies and described screen modules can recycles, help to reduce the production operation cost.
Description of drawings
By the description of embodiment being carried out below in conjunction with accompanying drawing, these and/or other aspect of the present utility model and advantage will become clear and be easier to and understand, wherein:
Fig. 1 is the structural representation of an embodiment of gas filter drain cock provided by the utility model.
Embodiment
Now the utility model embodiment is described in detail, its example shown in the accompanying drawings, wherein, identical label represents same parts all the time.Below with reference to the accompanying drawings embodiment is described to explain the utility model.
Please refer to Fig. 1, Fig. 1 is the structural representation of an embodiment of gas filter drain cock provided by the utility model.
In one embodiment, gas filter drain cock provided by the utility model comprises main body 15, and the internal space of main body 15 is cavity, is provided with gas inlet 4 in a side of main body 15, and opposite side is provided with gas exit 17.Gas inlet 4 all can be extended pipe nipple from the side of main body 15 with gas exit 17, and connects respectively/arrange suction flange 3 and discharge flange 18 in the end, is connected with gas line to make things convenient for gas filter drain cock.
The cavity of main body 15 inside is enclosed housing, to prevent the leakage of coal gas.The bottom of main body 15 forms by base plate 20 sealings or with base plate 20, and the top of main body 15 can arrange end cap flange 8, and what end cap flange 8 matched with flange end cap 9 seals with realization.Particularly, the top that can adopt the hex-nut 14 that cooperatively interacts and hexagon bolt 12 flange end cap 9 to be installed in main body 15 as fastening piece.In addition, can also between flange end cap 9 and main body 5 gasket seal 13 be set further, to improve the stopping property of cavity, wherein, gasket seal 13 can be specially asbestos gasket, and thickness is roughly 5mm.
Although the utility model has been described the profile of the main body of gas filter drain cock as an example of vertical main body example, the utility model is not limited to this, and the outward appearance of gas filter drain cock can adopt any suitable shape, such as rectangular parallelepiped, accumbency main body, sphere etc.In addition, gas entry 4 and gas exit and 17 are also not necessarily outstanding, as long as it can realize the pipeline linkage function.
The cavity of main body 15 inside comprises the first district 22 that is positioned at gas inlet 4 one sides, and the Second Region 21 that is positioned at gas exit 17 1 sides, and in cavity, also be provided with connecting passage, be used for coal gas is directed to Second Region 21 from the first district 22, connecting passage can be arranged between the first district 22 and the Second Region 21.Be provided with the sorbent assemblies 6 for the coal-tar middle oil impurity of absorption coal gas in the first district 22 and Second Region 21 any one, wherein, sorbent assemblies 6 can be attached dose of Absorption of Coke particularly; The screen modules 16 that in another district, is provided for filtering the insolubles impurity in the coal gas.
In order to stablize the pressure of coal gas in the gas filter drain cock, the on the suction side in the first district 22 forms the first buffer zone, forms the second buffer zone at the outlet side of Second Region 21; Specifically, the first buffer zone can be positioned at the bottom in the first district 22, and can be positioned at the bottom of Second Region 21 over against gas inlet 4, the second buffer zones, and over against gas exit 17; Like this, sorbent assemblies 6 can be arranged on the top of the first buffer zone, and screen modules 16 can be arranged on the top of the second buffer zone.Certainly, the first buffer zone and the second buffer zone can also be separately positioned on other orientation of the first district 22 and Second Region 21, as long as can play the effect of stablizing gas pressure.
Subregion in the main body 15 can be by realizing at the main body 15 interior vertical dividing plates 19 that arrange conflicting on the base plate 20 of main body 15 in the bottom of dividing plate 19, and the top of dividing plate engagement flange end cap 9 not.Like this, dividing plate 19 just is divided into two zones with the bottom of cavity, namely towards the first district 22 of gas inlet 4, and the Second Region 21 that leads to gas exit 17.The space that forms above dividing plate 19 is as connecting passage, and this connecting passage guides to the coal gas after filter in the first district 22 Second Region 21.In addition, the connecting passage that has a certain space can make coal gas cushion sedimentation in connecting passage.Therefore, connecting passage also can be called as buffer zone or the 3rd buffer zone.Yet, the utility model is not limited to this, connecting passage also can be formed between the first district 22 and the Second Region 21, perhaps, the top of dividing plate 19 can contact with flange end cap 9, and offer through hole for coal gas circulation as connecting passage, so that the coal gas after 22 filtrations of the first district is guided to the Second Region 21 at dividing plate 19.
When gas filter drain cock provided by the utility model carries out filtration operation, substantially pass through successively following steps (be arranged in the first district 22 with sorbent assemblies 6, screen modules 16 is arranged on and is example in the Second Region 21):
(1) coal gas is entered in the cavity by gas inlet 4, namely at first enters in the first district 22;
(2) under the adsorption of sorbent assemblies 6, the tar impurity in the coal gas is attracted on the sorbent assemblies 6 coal gas, finishes the once filtration to coal gas after through the first district 22;
(3) enter Second Region 21 through the coal gas after once filtering by connecting passage (or the 3rd buffer zone);
(4) under the filteration of screen modules 16, the insoluble impurities in the coal gas is filtered screen component 16 and filters out, and finishes the secondary filtration to coal gas;
(5) discharge via gas exit 17 from Second Region 21 through the coal gas behind the secondary filtration, enter follow-up system.
Gas filter drain cock provided by the utility model has been realized the secondary filtration to coal gas, respectively the tar in the coal gas and insoluble impurities are filtered out, for strainer of the prior art, realized the abundant filtration to coal gas, and improved filter effect, for follow-up burning provides good condition.
In the gas filter drain cock according to embodiment of the present utility model, in order to realize easily the clean and maintenance to gas filter drain cock, steaming out mouth 10 is further offered at top in main body 5, sorbent assemblies 6 and screen modules 16 all are positioned at the purging zone of steaming out mouth 10, for example, steaming out mouth 10 can be arranged on the crown center position of main body 5; In addition, can also further connect blow valve port flange 11 in steaming out mouth 10 ends, with the convenient vapour line that connects.
Correspondingly, offer at least two sewage draining exits 2 in the bottom of main body 5, guarantee that sewage draining exit 2 is positioned at the below of the first buffer zone and the second buffer zone at least, namely lays respectively at the below of sorbent assemblies 6 and screen modules 16 at least; Equally, on sewage draining exit 2, further connect sewage draining exit flange 1, in order to be connected with blow-off pipe.
Certainly, when gas filter drain cock carried out filtration operation, steaming out mouth 10 and sewage draining exit 2 were in sealed state, to guarantee that coal gas can not leak.
After gas filter drain cock provided by the utility model uses for some time, need to carry out suitable clean and maintenance to it, to guarantee good filter effect.When it is cleaned, need not the gas line of gas filter drain cock from implement (such as steam boiler) disassembled, and as long as gas inlet 4 and gas exit 17 are sealed, avoid cleaning steam leakage to get final product; The steaming out mouth of gas filter drain cock is connected to cleaning equipment, and the steaming out mouth 10 of gas filter drain cock is connected to as it provides on the vapour line of steam specifically; Blow into steam with certain speed and pressure from steaming out mouth 10, under its purging effect, the tar, the insoluble impurities that are attached on absorbent module 6 and the screen modules 16 are purged, the temperature of steam can decrease and be condensed into water droplet in purge simultaneously, like this, the water vapor mixture that is mixing tar and insoluble impurities is discharged via sewage draining exit 2, finishes the on-line cleaning to gas filter drain cock to this.
In above-mentioned cleaning process, do not need gas filter drain cock disassembled separately and clean, realize the on-line cleaning of gas filter drain cock, thereby significantly simplified the clean and maintenance flow process, reduced maintenance personnel's labor capacity; In addition, after cleaning end, sorbent assemblies 6 and screen modules 16 can recycle, and help to reduce the production operation cost.
In the situation of sorbent assemblies 6 degradation or screen modules 16 damages, the flange end cap 9 of the strainer that can directly turn on the gas-fire or the parts of base plate 20 more to renew, easy to maintenance quick.
Although described in the superincumbent description and contained three coal gas buffer zones in the gas filter drain cock, but the utility model is not limited to this, can omit in these zones one or all, and in situation about being necessary, one or more coal gas atmospheric buffer devices etc. can be set in addition on gas line.
More than gas filter drain cock provided by the utility model is described in detail; although represented and described embodiment more of the present utility model; but those skilled in the art should understand that; in the situation that does not break away from the principle of the present utility model that limited its scope by claim and equivalent thereof and spirit; can make amendment and perfect to these embodiment these modifications and improve also should be in protection domain of the present utility model.
Claims (14)
1. gas filter drain cock, it is characterized in that, comprise the main body with cavity, gas inlet and gas exit are offered respectively in both sides in described main body, comprise the first district that is positioned at described gas inlet one side in the inside of described main body and be positioned at Second Region and the connecting passage of described gas exit one side, be provided with sorbent assemblies in one in described the first district and described Second Region, be provided with screen modules in another, described connecting passage will be coal gas by described the first district guide to described Second Region.
2. gas filter drain cock according to claim 1 is characterized in that, offers at least two sewage draining exits in the bottom of described main body, and described sewage draining exit lays respectively in described the first district and the described Second Region.
3. gas filter drain cock according to claim 1 is characterized in that, described connecting passage is arranged between described the first district and the described Second Region.
4. gas filter drain cock according to claim 1 is characterized in that, the gas inlet side in described the first district forms the first buffer zone of the pressure-stabilisation that makes coal gas, and the gas exit side of described Second Region forms the second buffer zone of the pressure-stabilisation that makes coal gas.
5. gas filter drain cock according to claim 4 is characterized in that, described the first buffer zone is formed on the bottom in described the first district, and described the second buffer zone is formed on the bottom of described Second Region.
6. gas filter drain cock according to claim 4 is characterized in that, described sorbent assemblies and described screen modules are separately positioned on the top of described the first buffer zone and the top of described the second buffer zone.
7. according to claim 1 to the described gas filter drain cock of 6 any one, it is characterized in that, have the steaming out mouth at the top of described main body, described sorbent assemblies and the residing zone of described screen modules are positioned at the purging zone of described steaming out mouth.
8. gas filter drain cock according to claim 7, it is characterized in that, described body openings upwards, be fixedly connected with the end cap flange that is useful on the described cavity of sealing and the flange end cap that matches with described end cap flange above described main body, described steaming out mouth is positioned at described flanged end and covers.
9. gas filter drain cock according to claim 8 is characterized in that, is provided with gasket seal between described flange end cap and described main body.
10. gas filter drain cock according to claim 1 is characterized in that, is provided with dividing plate between described the first district and described Second Region.
11. gas filter drain cock according to claim 10 is characterized in that, is formed with through hole on the described dividing plate.
12. gas filter drain cock according to claim 1 is characterized in that, is provided with sieve plate below described sorbent assemblies and described screen modules, described sieve plate is fixedly connected with the inwall of described main body.
13. gas filter drain cock according to claim 1 is characterized in that, is provided with gauze above described sorbent assemblies and described screen modules.
14. according to claim 1 or 10 described gas filter drain cocks, it is characterized in that described connecting passage is formed on described the first district and the described Second Region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510741 CN202849356U (en) | 2012-09-29 | 2012-09-29 | Coal gas filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510741 CN202849356U (en) | 2012-09-29 | 2012-09-29 | Coal gas filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202849356U true CN202849356U (en) | 2013-04-03 |
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ID=47980576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220510741 Expired - Fee Related CN202849356U (en) | 2012-09-29 | 2012-09-29 | Coal gas filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202849356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106164225A (en) * | 2014-03-31 | 2016-11-23 | 清洁碳转化专利公司 | For the method and apparatus making organic material change into hydrogen |
-
2012
- 2012-09-29 CN CN 201220510741 patent/CN202849356U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106164225A (en) * | 2014-03-31 | 2016-11-23 | 清洁碳转化专利公司 | For the method and apparatus making organic material change into hydrogen |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200730 Granted publication date: 20130403 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220929 Granted publication date: 20130403 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |