CN203425671U - Natural gas filter capable of being cleaned automatically - Google Patents
Natural gas filter capable of being cleaned automatically Download PDFInfo
- Publication number
- CN203425671U CN203425671U CN201320525548.9U CN201320525548U CN203425671U CN 203425671 U CN203425671 U CN 203425671U CN 201320525548 U CN201320525548 U CN 201320525548U CN 203425671 U CN203425671 U CN 203425671U
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- CN
- China
- Prior art keywords
- filter
- housing
- natural gas
- filter cylinder
- air inlet
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 239000003345 natural gas Substances 0.000 title claims abstract description 42
- 239000007789 gas Substances 0.000 claims abstract description 33
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 239000010865 sewage Substances 0.000 claims abstract description 21
- 210000004907 gland Anatomy 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000009991 scouring Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 abstract description 32
- 239000012535 impurity Substances 0.000 abstract description 27
- 238000005406 washing Methods 0.000 abstract description 12
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 11
- 239000002245 particle Substances 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a natural gas filter capable of being cleaned automatically. The natural gas filter comprises a shell and a gland, wherein the shell is in flange connection with the gland, the shell is provided with a gas inlet and a gas outlet, the bottom of the shell is provided with a sewage outlet, a filter cartridge is arranged in the shell, the filter cartridge is communicated with the gas outlet, and the gas inlet is communicated with the inside of the shell; the natural gas filter also comprises a separation net and a washing mechanism, wherein the separation net is arranged between the gas inlet and the filter cartridge, and the washing mechanism is arranged on the gland. When impurities are accumulated to a certain amount, the filter cartridge is required to be cleaned timely, and the arranged washing mechanism can be used for directly washing a filtering wire mesh in the filter cartridge, so that the impurities are washed away and then discharged by the sewage outlet; and therefore, the cleaning period and the service life of the filter cartridge of the filter can be prolonged.
Description
Technical field
The utility model relates to a kind of filter, specifically refer to can automated cleaning natural gas filter.
Background technology
The natural gas filter that in the transmission & distribution of city gas, normal use can automated cleaning.Enter the natural gas of gas distribution station, because carry at a distance or other reason, always with a small amount of micron order or submicron order impurity, (natural gas produces erosion to pipeline inwall, upper level gas gathering station, purification plant or gas distribution station carry out the residual impurity after separation, dedusting, purification to natural gas) the normal even running of impact station internal pressure-regulating device, metering device, so all must come gas to carry out purifying and dedusting to upper level at last one station to user's air feed, to guarantee tight gas supply.
At present, existing filter is the filter cylinder that natural gas first directly enters filter, after filter cylinder purifies, then from the space outflow filter between filter cylinder and filter housings.Impurity is done inertia motion with the flow at high speed of gas, directly impacts filter cylinder, and over against the silk screen at gas feed position, this place's silk screen, owing to being directly subject to washing away of air-flow and impurity, is damaged at first.The silk screen of filter cylinder, no matter which partly damages, all, by making filter reduce, even lose the function of filtration, dedusting, purification, concentrates on filter cylinder on the silk screen at Imported gas position by natural gas dedusting function.And impurity exists in cartridge filter all the time, cause filter area to reduce, gas can be done turbulent motion in filter cylinder, makes the small dust sink-float can not sedimentation in filter cylinder, has reduced filter effect and the life cycle of filter, has increased maintenance workload.
Utility model content
The utility model provides natural gas filter that can automated cleaning, easily damaged over against the filter cylinder at air inlet place and the problem that causes filter cleaning function to reduce reaches the object that improves filter job stability while solving natural gas filtering.
The purpose of this utility model reaches by the following technical programs:
The utility model comprises housing and gland, housing is connected by flange with gland, described housing is provided with air inlet and gas outlet, housing bottom is provided with sewage draining exit, the inside of housing is provided with filter cylinder, and described filter cylinder is communicated with gas outlet, and air inlet is communicated with enclosure interior, also comprise and be arranged on the annular space at air inlet place and the separation net between filter cylinder, described gland is provided with scouring mechanism.The top of housing is connected and fixed by welding and outside installing rack, and case top is connected by flange with gland, and when filter cylinder need to be safeguarded, quick release is installed, and simplifies the operation; The bottom of housing is provided with sewage draining exit, can not only play the effect of emptying pressure release, the solid particle isolating or liquid impurity can also be got rid of to the convenient clean and maintenance to filter cylinder in filter cylinder; The dust of the larger particles in the natural gas being passed through by air inlet or impurity are done inertia motion with natural gas flow at high speed, and when air-flow runs into barrier and detours, dust is online because inertia departs from airflow direction and bumps against the filter wire of filter, and barred is in net; After the filtration of one-time surface formula, natural gas continues by a plurality of filtering holes on multiple filtration silk screen, filtering holes has many bending channels, the number of plies is more, be that filter area is larger, the dust in natural gas constantly bumps with filtering silk screen, and very little granule dust is also done random Brownian movement, the kinetic energy of dust constantly reduces, and is stuck in filters in silk screen until can not move; Finally by the natural gas filtering, passing through gas outlet discharge filter;
The separation net being provided with between air inlet and filter cylinder, make the not direct impact core cylinder silk screen of high velocity air that contains impurity, with separation net, remove the impurity of larger particles, these particles also easily come off at housing bottom, also can change airflow direction in addition, make natural gas reach more uniformly the deep layer of filtering silk screen, and separation net is detachable, can remove quickly or install; Compare with existing filter, the outer bottom below of filter cylinder of the present utility model is steel plate, filtering air inlet direction and gas outlet direction are point-blank, the direction of the air inlet of filter and gas outlet is exchanged, the impurity that can allow dedusting get off sticks to filter cylinder outside or is deposited on the steel plate of housing bottom, the dust containing capacity of filter is increased, and can regularly by sewage draining exit, discharge, make its running stable; Impurity is stacked into when a certain amount of, needs to filter cylinder, clear up in time, and the scouring mechanism of setting can directly wash away the filtration silk screen in filter cylinder, and the impurity washing away is got rid of by sewage draining exit again, can extend the service life of cleaning frequency and Filter cartridge.
Further, described scouring mechanism comprises shower nozzle, scour hole, interconnective water pump and water tank, and shower nozzle is threaded with scour hole, is also provided with valve on scour hole, and shower nozzle is connected with water pump by valve.When natural gas normal filtration, valve closing guarantees the pressure stability of enclosure interior; When silk screen is filtered in needs cleaning, open valve, under the effect of water pump, water is delivered to shower nozzle from water tank, start filter cylinder inwall to wash away cleaning.
Further, described filter cylinder top is inclined plane, inclined plane and horizontal plane angle at 45 °, and described air inlet is over against inclined plane, and filter cylinder is communicated with enclosure interior by inclined plane.Filter cylinder adopts the design of upper end open, lower end closure, bottom at housing is provided with inclined plane, inclined plane is over against air inlet, natural gas directly enters filter cylinder from air inlet, filtration silk screen by multilayer carries out filtration treatment, thereby increased the contact area of natural gas and filter cylinder, be convenient to natural gas and enter into fast filter cylinder and filter.
Further, the bottom of described housing is hemispherical, and described sewage outfalls setting is in the minimum point of the bottom of described housing.Usually housing bottom is made as plane, easily causes the impurity filtering to be piled up in convenient placement, is difficult to get rid of from sewage draining exit; The housing bottom of semi-circular design can make impurity from sewage draining exit, flow out fast under the effect of self gravitation, the cleaning of convenient filter.
Further, the disk that described shower nozzle is interior hollow, the surrounding of disk has a plurality of apopores.The shower nozzle of disc type can guarantee that the overwhelming majority of filtering silk screen all covers washing away in scope of shower nozzle, more thorough while washing away.
Further, also comprise the differential pressure gauge that is arranged on surface of shell, the two ends of described differential pressure gauge are connected with air inlet, gas outlet respectively.Usually, filter can regularly clean, but because uncertainty causes filter core net damaged, does not carry out in time dress watch and can cause the filter effect of natural gas greatly to reduce; Differential pressure gauge can be pointed out the change value of pressure of filter rear and front end in real time, for the filter suitable clean period of statistics provides scientific basis, plays cost-saving, the time, and the effect maintaining easily, can save energy and reduce the cost effectively.
The utility model compared with prior art, there is following advantage and beneficial effect:
1, the utility model comprises housing and gland, housing is connected by flange with gland, described housing is provided with air inlet and gas outlet, housing bottom is provided with sewage draining exit, the inside of housing is provided with filter cylinder, and described filter cylinder is communicated with gas outlet, and air inlet is communicated with enclosure interior, also comprise the separation net being arranged between air inlet and filter cylinder, also comprise the scouring mechanism being arranged on gland.Impurity is stacked into when a certain amount of, needs to filter cylinder, clear up in time, and the scouring mechanism of setting can directly wash away the filtration silk screen in filter cylinder, and the impurity washing away is got rid of by sewage draining exit again, can extend the service life of cleaning frequency and Filter cartridge.
2, the bottom of the utility model housing is hemispherical, and sewage outfalls setting is in the minimum point of the bottom of described housing, and usually housing bottom is made as plane, easily causes the impurity filtering to be piled up in convenient placement, is difficult to get rid of from sewage draining exit; The housing bottom of hemispherical design can make impurity from sewage draining exit, flow out fast under the effect of self gravitation, the cleaning of convenient filter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein, the parts title that Reference numeral is corresponding is as follows:
1-gas outlet, 2-housing, 3-air inlet, 4-filter cylinder, 5-sewage draining exit, 6-separation net, 7-gland, 8-scour hole, 9-shower nozzle, 10-water pump, 11-water tank.
The specific embodiment
Embodiment 1
As shown in Figure 1, the present embodiment comprises housing 2 and gland 7, housing 2 is connected by flange with gland 7, described housing 2 is provided with air inlet 3 and gas outlet 1, housing 2 bottoms are provided with sewage draining exit 5, and the inside of housing 2 is provided with filter cylinder 4, and described filter cylinder 4 is communicated with gas outlet 1, air inlet 3 and housing 2 internal communication, also comprise and be arranged on the annular space at air inlet 3 places and the separation net 6 between filter cylinder 4.The top of housing 2 is connected and fixed by welding and outside installing rack, and housing 2 tops are connected by flange with gland 7, and when filter cylinder 4 need to be safeguarded, quick release is installed, and simplifies the operation; The bottom of housing 2 is provided with sewage draining exit 5, can not only play the effect of emptying pressure release, the solid particle isolating or liquid impurity can also be got rid of to the convenient clean and maintenance to filter cylinder in filter cylinder 4; The dust of the larger particles in the natural gas being passed through by air inlet 3 or impurity are done inertia motion with natural gas flow at high speed, and when air-flow runs into barrier and detours, dust is online because inertia departs from airflow direction and bumps against the filter wire of filter, and barred is in net; After the filtration of one-time surface formula, natural gas continues by a plurality of filtering holes on multiple filtration silk screen, filtering holes has many bending channels, the number of plies is more, be that filter area is larger, the dust in natural gas constantly bumps with filtering silk screen, and very little granule dust is also done random Brownian movement, the kinetic energy of dust constantly reduces, and is stuck in filters in silk screen until can not move; Finally by the natural gas filtering, passing through gas outlet 1 discharge filter;
The separation net 6 being provided with between air inlet 3 and filter cylinder 4, make the not direct impact core cylinder silk screen of high velocity air that contains impurity, with separation net 6, remove the impurity of larger particles, these particles also easily come off in housing 2 bottoms, also can change airflow direction in addition, make natural gas reach more uniformly the deep layer of filtering silk screen, and separation net 6 is detachable, can remove quickly or install; Compare with existing filter, the outer bottom below of filter cylinder 4 of the present utility model is steel plate, filtering air inlet 3 directions and gas outlet 1 direction are point-blank, the air inlet of filter 3 and the direction of gas outlet 1 are exchanged, the impurity that can allow dedusting get off sticks to filter cylinder 4 outsides or is deposited on the steel plate of housing 2 bottoms, the dust containing capacity of filter is increased, and can regularly by sewage draining exit 5, discharge, make its running stable; Impurity is stacked into when a certain amount of, needs to filter cylinder 4, clear up in time, and the scouring mechanism of setting can directly wash away the filtration silk screen in filter cylinder 4, and the impurity washing away is got rid of by sewage draining exit 5 again, can extend the service life of cleaning frequency and Filter cartridge.
As shown in Figure 1, the present embodiment, on the basis of embodiment 1, also comprises the differential pressure gauge that is arranged on housing 2 surfaces, and the two ends of differential pressure gauge are connected with air inlet 1, gas outlet 3 respectively.Usually, filter can regularly clean, but because uncertainty caused filter core net damaged, does not carry out in time dress watch and can cause the filter effect of natural gas greatly to reduce; Differential pressure gauge can be pointed out the change value of pressure of filter rear and front end in real time, for the filter suitable clean period of statistics provides scientific basis, plays cost-saving, the time, and the effect maintaining easily, can save energy and reduce the cost effectively.
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, and scouring mechanism comprises shower nozzle 9, scour hole 8, interconnective water pump 10 and water tank 11, and shower nozzle 9 is threaded with scour hole 8, is also provided with valve on scour hole 8, and shower nozzle 9 is connected with water pump 10 by valve.When natural gas normal filtration, valve closing guarantees the pressure stability of housing 2 inside; When silk screen is filtered in needs cleaning, open valve, under the effect of water pump 10, water is delivered to shower nozzle 9 from water tank 11, start filter cylinder inwall to wash away cleaning; The disk that shower nozzle 9 is interior hollow, the surrounding of disk has a plurality of apopores, and the shower nozzle 9 of disc type can guarantee that the overwhelming majority of filtering silk screen all covers washing away in scope of shower nozzle 9, more thorough while washing away.
Claims (6)
1. natural gas filter that can automated cleaning, comprise housing (2) and gland (7), housing (2) is connected by flange with gland (7), it is characterized in that: described housing (2) is provided with air inlet (3) and gas outlet (1), housing (2) bottom is provided with sewage draining exit (5), the inside of housing (2) is provided with filter cylinder (4), described filter cylinder (4) is communicated with gas outlet (1), air inlet (3) and housing (2) internal communication, also comprise the separation net (6) being arranged between air inlet (3) and filter cylinder (4), described gland (7) is provided with scouring mechanism.
2. natural gas filter that can automated cleaning according to claim 1, it is characterized in that: described scouring mechanism comprises shower nozzle (9), scour hole (8), interconnective water pump (10) and water tank (11), shower nozzle (9) is threaded with scour hole (8), scour hole is also provided with valve on (8), and shower nozzle (9) is connected with water pump (10) by valve.
3. natural gas filter that can automated cleaning according to claim 1, it is characterized in that: described filter cylinder (4) top is inclined plane, inclined plane and water angle at 45 °, described air inlet (3) is over against inclined plane, and filter cylinder (4) is by inclined plane and housing (2) internal communication.
4. natural gas filter that can automated cleaning according to claim 1, is characterized in that: the bottom of described housing (2) is hemispherical, and described sewage draining exit (5) is arranged on the minimum point of the bottom of described housing (2).
5. natural gas filter that can automated cleaning according to claim 2, is characterized in that: described shower nozzle (9) is the disk of interior hollow, and the surrounding of disk has a plurality of apopores.
6. natural gas filter that can automated cleaning according to claim 1, is characterized in that: also comprise the differential pressure gauge that is arranged on housing (2) surface, the two ends of described differential pressure gauge are connected with air inlet (3), gas outlet (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525548.9U CN203425671U (en) | 2013-08-27 | 2013-08-27 | Natural gas filter capable of being cleaned automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525548.9U CN203425671U (en) | 2013-08-27 | 2013-08-27 | Natural gas filter capable of being cleaned automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203425671U true CN203425671U (en) | 2014-02-12 |
Family
ID=50054735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320525548.9U Expired - Fee Related CN203425671U (en) | 2013-08-27 | 2013-08-27 | Natural gas filter capable of being cleaned automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203425671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118874124A (en) * | 2024-09-26 | 2024-11-01 | 烟台兴隆压力容器制造有限公司 | A new type of cyclone filter buffer tank |
-
2013
- 2013-08-27 CN CN201320525548.9U patent/CN203425671U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118874124A (en) * | 2024-09-26 | 2024-11-01 | 烟台兴隆压力容器制造有限公司 | A new type of cyclone filter buffer tank |
| CN118874124B (en) * | 2024-09-26 | 2024-12-06 | 烟台兴隆压力容器制造有限公司 | A new type of cyclone filter buffer tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |