CN115722003A - Automatic gas filtering system - Google Patents
Automatic gas filtering system Download PDFInfo
- Publication number
- CN115722003A CN115722003A CN202211528610.XA CN202211528610A CN115722003A CN 115722003 A CN115722003 A CN 115722003A CN 202211528610 A CN202211528610 A CN 202211528610A CN 115722003 A CN115722003 A CN 115722003A
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- Prior art keywords
- tank body
- blockage clearing
- filtering
- gas
- blockage
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- 238000001914 filtration Methods 0.000 title claims abstract description 54
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 6
- 239000000571 coke Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000011269 tar Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides an automatic gas filtering system which comprises a feeding part, a supporting part, a filtering part, a gas inlet part, a filtering medium and a loading part, wherein the filtering medium is conveyed to the upper part of the filtering part by the feeding part and then falls into the filtering part, the gas inlet part is positioned in the filtering part, gas to be filtered enters the filtering part through the gas inlet part and is in contact with the filtering medium for filtering, the loading part is positioned below the filtering part, and the adsorbed filtering medium falls into the loading part from the bottom of the filtering part by means of gravity. The automatic feeding and discharging device disclosed by the invention can realize automatic feeding and discharging, does not need manual operation in the tank body, and improves the gas filtering effect by combining the design of the air inlet part and the appearance structure of the tank body.
Description
Technical Field
The invention belongs to the technical field of gas filtration, and particularly relates to an automatic gas filtration system.
Background
The coke oven gas is cooled at all stages, purified and recycled, and finally enters a gas holder, and the coke oven gas contains part of coal tar and is easy to adhere to flow passage components such as a fan piston, a pipeline and the like, so that the problems of pipeline blockage, equipment damage, large power loss and the like are caused. Therefore, before the coke oven gas enters the gas holder, the coke oven gas needs to be purified and filtered to filter tar substances in the coke oven gas.
In general, activated carbon is often used as a medium for gas filtration, and substances such as tar in coke oven gas are adsorbed by activated carbon, and in the adsorption process, it is necessary to frequently take out the adsorbed activated carbon and add new activated carbon. In the existing normal temperature filtering device, the active carbon filtering medium is added and replaced manually, so that the loading and unloading are slow, and the gas filtering efficiency is low. In addition, the active carbon filter medium is manually added and replaced, so that great occupational hazards and potential safety hazards exist. When the active carbon adsorbing tar is replaced, workers need to enter the gas filter, the tar substances inside the gas filter are adhered to the surface of the wall of the gas filter and are very slippery, and the workers are easy to slip and fall down to hurt during operation. In addition, the gas filter is relatively closed, has low oxygen content, contains undeliminated toxic and harmful gases, and is easily poisoned after being directly inhaled by an operator.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an automatic gas filtering system, which realizes automatic feeding and discharging, does not need manual operation in a tank body, and improves the gas filtering effect by combining the design of an air inlet part, the appearance structure of the tank body and the like.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an automatic gas filtration system, including material loading portion, a supporting part, the filter house, the portion of admitting air, filter medium and loading portion, filter medium falls into the filter house after being carried to the top of filter house by material loading portion, the portion of admitting air is located the filter house, treat that filterable gas gets into in the filter house through the portion of admitting air and filter medium contact filtration, the filter house supports on the supporting part, the loading position is located the below of filter house, filter medium after the absorption relies on gravity to fall into the loading portion from the bottom of filter house.
As a further improvement of the above technical solution:
the filter part comprises a tank body, the upper end of the tank body is in a round table shape, the middle part of the tank body is in a cylindrical shape, the lower end of the tank body is in a conical shape, and a filter medium enters the tank body from the top of the tank body and flows out from the bottom of the tank body by means of dead weight.
And the conical angle corresponding to the circular truncated cone shape is obtained by calculation according to the packing accumulation angle.
The bottom of the tank body is provided with a discharge hole, and the filtering part also comprises a blockage cleaning component for dredging the discharge hole.
The blockage clearing component comprises a blockage clearing barrel and a blockage clearing rod, the blockage clearing barrel is cylindrical, the blockage clearing barrel is arranged at the lower end of the tank body, one end of the blockage clearing barrel is communicated with the inside of the tank body, the other end of the blockage clearing barrel is located outside the tank body, and the blockage clearing rod can extend into the tank body through the blockage clearing barrel.
The blockage clearing component also comprises a blockage clearing piston, the blockage clearing piston is positioned in the blockage clearing barrel, the blockage clearing piston is sleeved outside the blockage clearing rod, and the outer diameter of the blockage clearing piston is equal to the inner diameter of the blockage clearing barrel.
The air inlet part is positioned in the tank body and comprises an air inlet pipe and a plurality of blocking eaves, the plurality of blocking eaves are enclosed into a passage with a louver-type side wall, one end of the air inlet pipe is communicated with external input air and the other end of the air inlet pipe is communicated with the passage, and gas to be filtered enters the passage through the air inlet pipe and then enters the tank body accommodating cavity from the side wall to the periphery through the air inlet pipe.
The air inlet part also comprises a distribution cone, the distribution cone is conical or pyramid-shaped, the channel is connected with the bottom of the distribution cone, and the peripheral edge of the bottom of the distribution cone exceeds the blocking eaves.
The feeding part comprises a feeding conveyor, and the feeding conveyor conveys the filter medium to the upper part of the filtering part.
The filtering part can be set up two sets or more than two sets, and when the filtering part set up two sets or more than two sets, the material loading part still including the distribution conveyer, the distribution conveyer links up material loading conveyer, the scraper conveyor of distribution conveyer for realizing the multiple spot ejection of compact.
The invention has the beneficial effects that:
1) Automatic feeding and discharging are realized, manual operation in the tank body is not needed, the operation is safe, the labor intensity is low, the adding and removing efficiency of the filter medium is greatly improved, the continuity of gas filtering operation is improved, and the feeding and discharging are simple and convenient;
2) The filter medium moves from top to bottom, and the gas moves from bottom to top, so that the gas is fully contacted with a new filter medium which is not adsorbed or is not adsorbed and saturated, and the gas is fully filtered;
3) The gas to be filtered escapes into the tank body from the louver type gas inlet part to the periphery, so that the flow area of the gas is increased, the contact area between the gas and a filter medium after the gas enters the tank body is increased, and the gas filtering effect is improved;
4) The tank body is designed according to the bulk material accumulation characteristics, so that the filling degree is high, no dead angle of gas filtration is ensured, and the gas is purified to the maximum extent.
5) The ejection of compact can be followed jar internal and directly dropped into loading portion, need not the secondary loading.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a schematic view showing a state of filling a material when the upper end of a can body is cylindrical in the prior art.
FIG. 3 is a schematic view showing the state of filling the material when the upper end of the present invention is in the shape of a truncated cone.
Fig. 4 is a schematic structural view of an air intake portion according to an embodiment of the present invention.
FIG. 5 is a schematic view of the lower end of the tank and the clearing assembly according to one embodiment of the invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are given by way of illustration and explanation only, not limitation.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
An automatic gas filtering system, as shown in fig. 1 to 5, comprises a feeding part, a supporting part 2, a filtering part, an air inlet part 4, a filtering medium 5 and a loading part 6. The filter part is provided with at least one, and when the filter part is provided with a plurality of filter parts, the plurality of filter parts are arranged in parallel at intervals. The filter medium 5 is activated carbon or the like.
The feeding section comprises a hopper 11, a feeding conveyor 12, a distribution conveyor 13 and at least one discharge gate 14.
One end of the loading conveyor 12 is located low near the ground for manual operation and the other end of the loading conveyor 12 is located above the filter section. The funnel 11 is located above the lower end of the feeding conveyor 12, and the filter medium 5 falls onto the feeding conveyor 12 through the funnel 11. Preferably, the loading conveyor 12 is a scraper conveyor.
When a plurality of filter sections are provided, the filter media 5 are distributed to the plurality of filter sections by the distribution conveyor 13 and the discharge gate 14, respectively. The distribution conveyor 13 is arranged horizontally, the distribution conveyor 13 being located between the top of the filter house and the upper end of the feeding conveyor 12. The distribution conveyor 13 is a scraper conveyor, the distribution conveyor 13 can realize multi-point discharging, and the bottom of the distribution conveyor 13 is provided with a plurality of openable or closable outlets. The number of the outlets is the same as that of the discharge gates 14, the discharge gates 14 correspond to the outlets, and the discharge gates 14 are used for opening or closing the outlets. The technical scheme of multipoint discharging of the scraper conveyor can adopt the prior art, and is not described in detail herein.
The filter part comprises a tank 31 and a block clearing component. Canister 31 has an interior volume. The upper end of the tank 31 is circular truncated cone-shaped, the middle part is cylindrical, the lower end is conical, and the upper end, the middle part and the lower end of the tank 31 are connected in sequence. As shown in fig. 3, the upper end of the can body 31 has a conical surface on the outer surface, and the included angle or conical angle between the conical surface and the horizontal plane is calculated according to the property of the packing stacking angle, so that compared with the conventional cylindrical structure shown in fig. 2, the truncated cone-shaped space has higher utilization efficiency, and the packing can be ensured to fill the upper end of the can body 31. The top of the tank 31 is provided with a feed inlet 34 and an air outlet pipe 33, the bottom of the tank 31 is provided with a discharge outlet 35, and the feed inlet 34, the air outlet pipe 33 and the discharge outlet 35 are all communicated with the inside of the tank 31. The filter medium 5 enters the tank 31 from the inlet 34 and flows out of the tank 31 from the outlet 35. Feed ports 34 at the top of the plurality of cans 31 are respectively engaged with the plurality of outlets of the distribution conveyor 13. Obviously, the discharge port 35 at the bottom of the tank 31 is located at the bottom of the lower end of the tank 31, and the discharge port 35 of the tank 31 can be opened or closed. The lower end of the can body 31 is in an inverted cone shape.
Further, a manhole 36 and an oil drain hole 37 are further provided at a lower end of the tank 31, the manhole 36 and the oil drain hole 37 are both communicated with the inside of the tank 31, and the manhole 36 and the oil drain hole 37 can be opened or closed.
The blockage removing component comprises a blockage removing cylinder 321, a blockage removing piston 322, a blockage removing rod 323 and a blockage removing handle 324. The blockage cleaning barrel 321 is cylindrical, the blockage cleaning barrel 321 is arranged at the lower end of the tank body 31, the blockage cleaning barrel 321 is obliquely inserted into the lower end of the tank body 31, one end of the blockage cleaning barrel 321 is communicated with the interior of the tank body 31, and the other end of the blockage cleaning barrel 321 is positioned outside the tank body 31. The blockage removing rod 323 is positioned in the blockage removing cylinder 321, the blockage removing piston 322 is sleeved outside the blockage removing rod 323, the outer diameter of the blockage removing piston 322 is equal to the inner diameter of the blockage removing cylinder 321, namely the blockage removing piston 322 can seal the cross section of the blockage removing cylinder 321. One end of the blockage removing rod 323 can extend into the tank body 31, and the other end of the blockage removing rod extends out of the blockage removing barrel 321 and then is connected with a blockage removing handle 324. The blockage removing handle 324 can drive the blockage removing rod 323 to move in the blockage removing cylinder 321 along the axial direction thereof, and drive the blockage removing piston 322 to perform piston type motion in the blockage removing cylinder 321.
The air intake 4 is located inside the can 31. The air inlet part 4 is connected to the inner wall of the tank 31 through a support frame. As shown in fig. 4, the air inlet portion 4 includes a distribution cone 41, an air inlet pipe 43, and a plurality of blocking eaves 42.
The distribution cone 41 is conical or pyramid shaped. The blocking eaves 42 are plate-shaped or sheet-shaped, and a plurality of blocking eaves 42 are sequentially connected to form a louver-type blocking eaves group, or a flake-shaped blocking eaves structure, that is, in each louver-type blocking eaves group, a gap is formed between two adjacent blocking eaves 42. The multiple groups of louver type blocking eave groups are sequentially connected end to end in the width direction to form a channel, and the width direction refers to the length direction of a gap between every two adjacent blocking eaves 42 in each group of louver type blocking eave groups. The upper end of a channel formed by the shutter type eaves blocking group is connected with the bottom of the distribution cone 41, one end of the air inlet pipe 43 is connected with an external air input device, and the other end of the air inlet pipe extends into the channel. The distribution cone 41 forms a tower-shaped protection mechanism, and the peripheral edge of the bottom of the distribution cone 41 exceeds the block eaves 42 to form protection for the block eaves 42. The distribution cone 41 also improves the uniformity of the distribution of the filter medium 5 along the air inlet means. Preferably, the center line of the channel formed by the louver type eaves blocking group coincides with the center line of the tank 31.
In this embodiment, the distribution cone 41 is a regular rectangular pyramid. The four groups of shutter type eaves blocking groups are sequentially connected end to end in the width direction to form a rectangular channel.
The support part 2 is used for supporting the filter part, so that the filter part is lifted to the position that the bottom of the filter part is higher than the bottom surface, and the height between the bottom surface of the filter part and the ground can accommodate the driving-in and driving-out of the loading part 6. In this embodiment, the support 2 is a frame structure.
The loading part 6 is a loading system, and when the loading part 6 is positioned below the bottom of the filtering part, the filtering medium 5 in the tank body 31 can fall into the loading part 6 through the discharge hole 35 at the bottom of the tank body 31.
Based on the structure, the working principle and the process of the invention are as follows: the filter medium 5 passes through a funnel 11 onto a feed conveyor 12, which feed conveyor 12 lifts the filter medium 5. The filter medium 5 falls onto the distribution conveyor 13 from the other end of the feeding conveyor 12, the distribution conveyor 13 conveys the filter medium 5, an outlet on the distribution conveyor 13 is opened as required, and the filter medium 5 on the distribution conveyor 13 falls into the corresponding tank 31 through the outlet opened on the conveyor 13 along with the conveyance of the distribution conveyor 13. The gas to be filtered enters a channel formed by the louver type blocking eaves from the gas inlet pipe 43 and then flows out of all the louvers at the periphery, namely the gas can escape from the inside to the periphery, and the filler in the tank body 31, namely the filter medium 5 cannot enter a gas inlet pipeline to block the pipeline. The gas enters the tank 31 to contact with the filter medium 5, the gas is filtered in the rising process, and finally the gas is discharged out of the tank 31 from the gas outlet pipe 33 at the top of the tank 31.
When the filter medium 5 needs to be replaced after being saturated in adsorption, the adsorbed filter medium 5 needs to be discharged, and the oil drain hole 37 is opened to drain the oil remaining in the tank 31. And then the discharge port 35 at the bottom of the tank body 31 is opened, and the filter medium 5 falls into the loading part 6 positioned below the tank body 31 under the self gravity to realize direct loading.
When the bottom discharge port 35 of the tank 31 is blocked by the filter medium 5, so that the filter medium 5 cannot fall down by itself, the manual driving of the blockage removing handle 324 drives the blockage removing rod 323 and the blockage removing piston 322 to move, the blockage removing rod 323 can be inserted into the filter medium 5 at the bottom of the tank 31, the bottom discharge port 35 of the tank 31 is dredged, and the filter medium 5 in the tank 31 is recovered to fall freely. The blockage removing piston 322 can seal the cross section of the blockage removing cylinder 321, and the pressure on the discharge hole 35 at the bottom of the tank body 31 is realized in the moving process, so that the blockage removing effect and efficiency are further improved.
Finally, it must be said here that: the above embodiments are only used for further detailed description of the technical solutions of the present invention, and should not be understood as limiting the scope of the present invention, and the insubstantial modifications and adaptations made by those skilled in the art according to the above descriptions of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic gas filtration system, characterized in that, including material loading portion, supporting part (2), the filter house, air intake portion (4), filter medium (5) and loading portion (6), filter medium (5) fall into the filter house after being carried to the top of filter house by material loading portion, air intake portion (4) are located the filter house, treat that filterable gas gets into in the filter house through air intake portion (4) and filter medium (5) contact filtration, the filter house supports on supporting part (2), loading portion (6) are located the below of filter house, filter medium (5) after the absorption rely on gravity to fall into loading portion (6) from the bottom of filter house.
2. The gas filtration system of claim 1, wherein: the filtering part comprises a tank body (31), the upper end of the tank body (31) is in a circular truncated cone shape, the middle part of the tank body is in a cylindrical shape, the lower end of the tank body is in a conical shape, and a filtering medium (5) enters the tank body (31) from the top of the tank body (31) and flows out from the bottom of the tank body (31) by means of self weight.
3. The gas filtration system of claim 2, wherein: and the cone angle corresponding to the circular truncated cone shape is obtained by calculation according to the packing accumulation angle.
4. The gas filtration system of claim 2, wherein: the bottom of the tank body (31) is provided with a discharge hole (35), and the filtering part also comprises a blockage clearing component for dredging the discharge hole (35).
5. The gas filtration system of claim 4, wherein: the blockage clearing component comprises a blockage clearing barrel (321) and a blockage clearing rod (323), the blockage clearing barrel (321) is cylindrical, the blockage clearing barrel (321) is installed at the lower end of the tank body (31), one end of the blockage clearing barrel (321) is communicated with the interior of the tank body (31), the other end of the blockage clearing barrel is located outside the tank body (31), and the blockage clearing rod (323) can extend into the tank body (31) through the blockage clearing barrel (321).
6. The gas filtration system of claim 5, wherein: the blockage clearing component also comprises a blockage clearing piston (322), the blockage clearing piston (322) is positioned in the blockage clearing barrel (321), the blockage clearing piston (322) is sleeved outside the blockage clearing rod (323), and the outer diameter of the blockage clearing piston (322) is equal to the inner diameter of the blockage clearing barrel (321).
7. The gas filtration system of claim 2, wherein: air inlet portion (4) are located jar body (31), and air inlet portion (4) include intake pipe (43) and a plurality of eaves (42) that keep off, and a plurality of eaves (42) that keep off enclose into the passageway that the lateral wall is the venetian blind formula, and intake pipe (43) one end intercommunication external input is gaseous, the other end intercommunication the passageway is treated filterable gas and is passed through intake pipe (43) entering in the passageway back from the lateral wall to around the loss get into jar body (31) and hold the chamber.
8. The gas filtration system of claim 7, wherein: the air inlet part (4) further comprises a distribution cone (41), the distribution cone (41) is conical or pyramid-shaped, the channel is connected with the bottom of the distribution cone (41), and the peripheral edge of the bottom of the distribution cone (41) exceeds the blocking edge (42).
9. The gas filtration system of claim 1, wherein: the feeding part comprises a feeding conveyor (12), and the feeding conveyor (12) conveys the filter medium (5) to the upper part of the filtering part.
10. The gas filtration system of claim 9, wherein: the filtering part can set up two sets or more than two sets, and when the filtering part set up two sets or more than two sets, material loading portion still including distribution conveyer (13), distribution conveyer (13) link up material loading conveyer (12), and distribution conveyer (13) are the scraper conveyor who realizes the multiple spot ejection of compact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211528610.XA CN115722003A (en) | 2022-11-30 | 2022-11-30 | Automatic gas filtering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211528610.XA CN115722003A (en) | 2022-11-30 | 2022-11-30 | Automatic gas filtering system |
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| Publication Number | Publication Date |
|---|---|
| CN115722003A true CN115722003A (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211528610.XA Pending CN115722003A (en) | 2022-11-30 | 2022-11-30 | Automatic gas filtering system |
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| CN (1) | CN115722003A (en) |
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