CN108641767A - A kind of natural gas multistage filtering mechanism - Google Patents
A kind of natural gas multistage filtering mechanism Download PDFInfo
- Publication number
- CN108641767A CN108641767A CN201810764849.4A CN201810764849A CN108641767A CN 108641767 A CN108641767 A CN 108641767A CN 201810764849 A CN201810764849 A CN 201810764849A CN 108641767 A CN108641767 A CN 108641767A
- Authority
- CN
- China
- Prior art keywords
- hole
- main case
- filtering
- sleeve
- natural gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of natural gas multistage filtering mechanisms, including filter core and main case, filter core includes interior filtering stop sleeve and outer sleeve, and the underrun bolt of the main case is fixedly connected with bottom cover, the bottom surface of bottom cover is fixed with lower support leg, and the bottom end of lower support leg is fixed with horizonal base plate；There are two recirculation holes for the middle part molding of the bottom cover, the middle part bottom surface of bottom cover is respectively and fixedly provided with feed pipe and discharge nozzle, the end of feed pipe and discharge nozzle connects corresponding recirculation hole respectively, the lower sides of main case form side air admission hole, side air admission hole is communicated with the vertical air guiding through hole that the inside of the side plate of main case forms, and the lateral air guiding through hole formed in the middle part of vertical guide through hole and the top plate of main case communicates；It passes into vertical guide through hole and lateral air guiding through hole by filter element filtering and by side air admission hole so that the liquid in filtered gas can further be detached by the effect of gravity with gas, and effect is separated by filtration to further increase.
Description
Technical field：
The present invention relates to natural gas oil equipment technical field, more specifically to a kind of natural gas multistage filtering machine
Structure.
Background technology：
Natural gas its during processing, need to detach liquids and gases, and in existing equipment, filtering
Filter element filtering, filtering only need once, and effect is limited, filters and is not thorough；
And the installation of existing filter core in the housing when, be generally fixed by bolts, fixed trouble, installing and dismounting
Inconvenience, meanwhile, the filter core in existing filter device is generally porous sleeve, and glass is fixed on the lateral wall of porous sleeve
Glass fibrous layer, is filtered, and generally just needs to clean either to replace after a period of use, and due to glass layer and
Porous sleeve is direct fixation, can not dismantle separation, cleaning trouble, and is generally not necessarily to clean up, and is thus allowed for,
Cleaning is primary to must just replace twice later, and service life is short.
Invention content：
The purpose of the present invention and provides a kind of natural gas multistage filtering mechanism aiming at the deficiency of the prior art, it is logical
Filtration core filters and passes into vertical guide through hole and lateral air guiding through hole by side air admission hole so that in filtered gas
Liquid can further be detached with gas by the effect of gravity, be separated by filtration effect to further increase, and its filter
Core is installed in main case or is dismantled from main case very convenient, is fixed without bolt, and the outer sleeve of filter core
It can be detached with interior filtering stop sleeve, maintenance easy to clean greatly improves its service life.
The technology solution of the present invention is as follows：
A kind of natural gas multistage filtering mechanism, including filter core and main case, filter core include interior filtering stop sleeve and housing
Cylinder, the underrun bolt of the main case are fixedly connected with bottom cover, and the bottom surface of bottom cover is fixed with lower support leg, lower support leg
Bottom end is fixed with horizonal base plate；
There are two recirculation hole, the middle part bottom surface of bottom cover is respectively and fixedly provided with feed pipe and discharge nozzle for the middle part molding of the bottom cover,
The end of feed pipe and discharge nozzle connects corresponding recirculation hole respectively, and the lower sides of main case form side air admission hole, side into
Stomata is communicated with the vertical air guiding through hole that the inside of the side plate of main case forms, the top plate of vertical guide through hole and main case
The lateral air guiding through hole that middle part forms communicates, and the middle top surface of the top plate of main case has connected exhaust pipe, exhaust pipe and transverse direction
Guide through hole communicates, and filter core is in main case, and the bottom surface of the lower connection end cap of the bottom of filter core is pressed against on the top surface of bottom cover,
Two middle through-holes formed in the middle part of lower connection end cap, middle through-hole are communicated with corresponding recirculation hole, lower connection end cap
For edge sleeve in the side annular slot that the bottom end madial wall of main case has, the edge of lower connection end cap is clamped in side annular snap
Between the top surface of slot and the top surface of bottom cover, the bottom surface of the top plate of main case is fixedly arranged in the middle of locating piece, and locating piece sleeve is in housing
In the top of cylinder；
In outer sleeve, the top inner side wall of outer sleeve forms to be extended radially inward the interior filtering stop sleeve sleeve
Pull ring portion, lower connection end cap is in the lower part of outer sleeve, and the bottom sleeve of outer sleeve is in the edge top surface of lower connection end cap
On in the annular groove that has, screw thread is formed on the side madial wall of the annular groove of lower connection end cap, screw thread is screwed onto outer
On the internal thread having on the bottom inside wall of sleeve, there is lug boss, lug boss to be pressed against interior mistake at the middle part of lower connection end cap
On the bottom face for filtering stop sleeve, the top of interior filtering stop sleeve is pressed against on the top surface in pull ring portion；
The madial wall of the outer sleeve forms annular groove, and the middle part of sliding channel of annular groove has multiple filtering straight slots, multilayer
Glass layer is stacked to be compressed into filtering arc panel, and straight slot is filtered in filtering arc panel covering, and the lateral wall for filtering arc panel is fixed
On the madial wall of filtering straight slot；
Multiple filtering through-holes are formed on the side wall of the interior filtering stop sleeve.
It is nested with sealing ring in the lower annular groove that the bottom surface of the interior filtering stop sleeve has, sealing ring is pressed against ring
On the bottom surface of connected in star.
Top sealing ring, the bottom of top surface sealing ring are nested in the lower annular groove that the bottom surface in the pull ring portion forms
Face pressure is on the top end face of filtering stop sleeve inside.
The side wall of the interior filtering stop sleeve forms multiple inwardly protruded spherical surface hill portions, in spherical surface hill portion at
Type has multiple filtering through-holes.
The lateral wall of the corresponding interior filtering stop sleeve in the spherical surface hill portion forms spherical surface shrinkage pool.
Sealing shroud is fixed on the lateral wall of the locating piece, the lateral wall of sealing shroud is pressed against the madial wall in pull ring portion
On.
It is clamped with exclusion seal circle between the bottom surface and bottom cover of the main case.
The madial wall of the main case, which is in below the air admission hole of side, forms drain side through hole, drain side through hole and host
The side drain pipe that the lower outside wall of shell is fixed with communicates, and plug is bolted on the drain pipe of side.
The beneficial effects of the present invention are：
It passes into vertical guide through hole and lateral air guiding through hole by filter element filtering and by side air admission hole so that mistake
The liquid in gas after filter can further be detached by the effect of gravity with gas, and effect is separated by filtration to further increase
Fruit, and its filter core is installed in main case or is dismantled from main case very convenient, is fixed without bolt, and filter
The outer sleeve of core and interior filtering stop sleeve can detach, and maintenance easy to clean greatly improves its service life.
Description of the drawings：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the partial enlarged view of the present invention；
Fig. 3 is the partial structural diagram of filter core.
Specific implementation mode：
Embodiment：See shown in Fig. 1 to Fig. 3, a kind of natural gas multistage filtering mechanism, including filter core 30 and main case 40, filters
Core 30 includes interior filtering stop sleeve 10 and outer sleeve 20, and the underrun bolt of the main case 40 is fixedly connected with bottom cover
41, the bottom surface of bottom cover 41 is fixed with lower support leg 411, and the bottom end of lower support leg 411 is fixed with horizonal base plate 412；
There are two recirculation holes 42 for the middle part molding of the bottom cover 41, and the middle part bottom surface of bottom cover 41 is respectively and fixedly provided with 43 He of feed pipe
The end of discharge nozzle 44, feed pipe 43 and discharge nozzle 44 connects corresponding recirculation hole 42 respectively, the lower sides of main case 40 at
Type has side air admission hole 49, side air admission hole 49 to be communicated with the vertical air guiding through hole 491 that the inside of the side plate of main case 40 forms, and erects
The lateral air guiding through hole 492 formed in the middle part of straight guide through hole 491 and the top plate of main case 40 communicates, the top plate of main case 40
Middle top surface connected exhaust pipe 493, exhaust pipe 493 is communicated with laterally steering through-hole 492, and filter core 30 is in main case 40
In, the bottom surface of the lower connection end cap 22 of the bottom of filter core 30 is pressed against on the top surface of bottom cover 41, the middle part of lower connection end cap 22 at
Two middle through-holes 229 that type has, middle through-hole 229 are communicated with corresponding recirculation hole 42, the edge sleeve of lower connection end cap 22
In the side annular slot that the bottom end madial wall of main case 40 has, the edge of lower connection end cap 22 is clamped in side annular slot
Between top surface and the top surface of bottom cover 41, the bottom surface of the top plate of main case 40 is fixedly arranged in the middle of locating piece 47, and 47 sleeve of locating piece exists
In the top of outer sleeve 20；
In outer sleeve 20, the top inner side wall of outer sleeve 20 is formed to internal diameter interior 10 sleeve of filtering stop sleeve
To the pull ring portion 21 of extension, lower connection end cap 22 is in the lower part of outer sleeve 20, and the bottom sleeve of outer sleeve 20 is in lower connection
In the annular groove 221 having on the edge top surface of end cap 22, on the side madial wall of the annular groove 221 of lower connection end cap 22
Screw thread is formed, screw thread is screwed onto on the internal thread having on the bottom inside wall of outer sleeve 20, the middle part of lower connection end cap 22
With lug boss 222, lug boss 222 is pressed against on the bottom face of interior filtering stop sleeve 10, the top of interior filtering stop sleeve 10
Side pressure leans against on the top surface in pull ring portion 21；
The madial wall of the outer sleeve 20 forms annular groove 23, and the middle part of sliding channel of annular groove 23 has multiple filtering straight slots
24, compound glass fibrous layer is stacked to be compressed into filtering arc panel 25, and the filtering covering filtering straight slot 24 of arc panel 25 filters arc panel
25 lateral wall is fixed on the madial wall of filtering straight slot 24；
Multiple filtering through-holes 11 are formed on the side wall of the interior filtering stop sleeve 10.
Further, sealing ring is nested in the lower annular groove that the bottom surface of the interior filtering stop sleeve 10 has
12, sealing ring 12 is pressed against on the bottom surface of annular groove 221.
Further, top sealing ring is nested in the lower annular groove that the bottom surface in the pull ring portion 21 forms
13, the bottom surface of top surface sealing ring 13 is pressed against on the top end face of interior filtering stop sleeve 10.
Further, the side wall of the interior filtering stop sleeve 10 forms multiple inwardly protruded spherical surface hill portions
14, multiple filtering through-holes 11 are formed in spherical surface hill portion 14.
Further, it is recessed to form spherical surface for the lateral wall of the corresponding interior filtering stop sleeve 10 in the spherical surface hill portion 14
Hole.
Further, sealing shroud 48 is fixed on the lateral wall of the locating piece 47, the lateral wall of sealing shroud 48 is pressed against
On the madial wall in pull ring portion 21.
Further, exclusion seal circle is clamped between the bottom surface of the main case 40 and bottom cover 41.
Further, the madial wall of the main case 40 is in the lower section of side air admission hole 49 and forms drain side through hole
401, drain side through hole 401 is communicated with the side drain pipe 402 that the lower outside wall of main case 40 is fixed with, on side drain pipe 402
It is bolted with plug 403.
The present embodiment is in use, its gas-liquid mixture is filtered after the entrance of feed pipe 43 by filter core 30, and liquid is from discharging
Pipe 44 is discharged, and gas enters vertical guide through hole 491 from side air admission hole 49 and lateral air guiding through hole 492 carries out secondary filter,
By the partially liq in separation by gravity gas, the liquid of separation is finally discharged from side air admission hole 49, and gas is from exhaust
Pipe 493 is discharged, and by opening plug 403, can will build up the liquid outflow between 40 bottom of filter core 30 and main case, mistake
Filter good separating effect.
And filter core 30, it is only necessary to after detaching main case 40 with bottom cover 41, you can filter core 30 is taken out, lower connection is used
The edge of end cap 22 is clamped between the top surface of side annular slot and the top surface of bottom cover 41, and 47 sleeve of locating piece is in outer sleeve 20
Top in, realize fix, fixed without bolt, so that its is easy for assemble or unload；
Simultaneously in use for some time, can by by lower connection end cap 22 after being unloaded in outer sleeve 20, by interior mistake
Filter stop sleeve 10 and the separation of outer sleeve 20 can be cleaned, and easy to clean, cleaning performance is good, and when filtering arc panel
25 when can not clean up, it is only necessary to replace outer sleeve 20, without replacing entire filter core 30, replacement cost is low, subtracts
Little waste；
Meanwhile the side wall of interior filtering stop sleeve 10 forms multiple inwardly protruded spherical surface hill portions 13, spherical surface hill
Multiple filtering through-holes 11 are formed in portion 13, which increase the contacts area of filter medium, greatly improve the effect of filtering.
Claims (8)
1. a kind of natural gas multistage filtering mechanism, including filter core (30) and main case (40), filter core (30) includes interior filtering support
Sleeve (10) and outer sleeve (20), it is characterised in that：The underrun bolt of the main case (40) is fixedly connected with bottom cover
(41), the bottom surface of bottom cover (41) is fixed with lower support leg (411), and the bottom end of lower support leg (411) is fixed with horizonal base plate
(412)；
There are two recirculation holes (42) for the middle part molding of the bottom cover (41), and the middle part bottom surface of bottom cover (41) is respectively and fixedly provided with feed pipe
(43) and discharge nozzle (44), the end of feed pipe (43) and discharge nozzle (44) connects corresponding recirculation hole (42), main case respectively
(40) lower sides form side air admission hole (49), what the inside of side air admission hole (49) and the side plate of main case (40) formed
Vertical air guiding through hole (491) communicates, and the transverse direction formed in the middle part of vertical guide through hole (491) and the top plate of main case (40) is led
Vent hole (492) communicates, and the middle top surface of the top plate of main case (40) has connected exhaust pipe (493), exhaust pipe (493) and transverse direction
Guide through hole (492) communicates, and filter core (30) is in main case (40), the bottom of the lower connection end cap (22) of the bottom of filter core (30)
Face pressure leans against on the top surface of bottom cover (41), two middle through-holes (229) formed in the middle part of lower connection end cap (22), and middle part is logical
Hole (229) is communicated with corresponding recirculation hole (42), and the edge sleeve of lower connection end cap (22) is on the inside of the bottom end of main case (40)
In the side annular slot that wall has, the edge of lower connection end cap (22) is clamped in the top of the top surface and bottom cover (41) of side annular slot
Between face, the bottom surface of the top plate of main case (40) is fixedly arranged in the middle of locating piece (47), and locating piece (47) sleeve is in outer sleeve (20)
Top in；
In outer sleeve (20), the top inner side wall of outer sleeve (20) forms inwardly interior filtering stop sleeve (10) sleeve
The pull ring portion (21) radially extended, lower connection end cap (22) are in the lower part of outer sleeve (20), and the bottom of outer sleeve (20) is inserted
It is sleeved in the annular groove (221) having on the edge top surface of lower connection end cap (22), the annular groove of lower connection end cap (22)
(221) screw thread is formed on side madial wall, screw thread is screwed onto the internal thread having on the bottom inside wall of outer sleeve (20)
On, there is lug boss (222), lug boss (222) to be pressed against interior filtering stop sleeve (10) at the middle part of lower connection end cap (22)
On bottom face, the top of interior filtering stop sleeve (10) is pressed against on the top surface of pull ring portion (21)；
The madial wall of the outer sleeve (20) forms annular groove (23), and the middle part of sliding channel of annular groove (23) has multiple filterings logical
Slot (24), compound glass fibrous layer is stacked to be compressed into filtering arc panel (25), and filtering arc panel (25) covers filtering straight slot (24),
The lateral wall of filtering arc panel (25) is fixed on the madial wall of filtering straight slot (24)；
Multiple filtering through-holes (11) are formed on the side wall of the interior filtering stop sleeve (10).
2. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The interior filtering stop sleeve
(10) sealing ring (12) is nested in the lower annular groove that bottom surface has, sealing ring (12) is pressed against annular groove (221)
On bottom surface.
3. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The bottom of the pull ring portion (21)
Top sealing ring (13) is nested in the lower annular groove that face forms, the bottom surface of top surface sealing ring (13) is pressed against interior filtering branch
On the top end face of support set cylinder (10).
4. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The interior filtering stop sleeve
(10) side wall forms multiple inwardly protruded spherical surface hill portions (14), and it is logical that multiple filterings are formed on spherical surface hill portion (14)
Hole (11).
5. a kind of natural gas multistage filtering mechanism according to claim 4, it is characterised in that：The spherical surface hill portion (14) is right
The lateral wall for the interior filtering stop sleeve (10) answered forms spherical surface shrinkage pool.
6. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The outside of the locating piece (47)
Sealing shroud (48) is fixed on wall, the lateral wall of sealing shroud (48) is pressed against on the madial wall of pull ring portion (21).
7. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The bottom surface of the main case (40)
It is clamped with exclusion seal circle between bottom cover (41).
8. a kind of natural gas multistage filtering mechanism according to claim 1, it is characterised in that：The inside of the main case (40)
Wall, which is in below side air admission hole (49), forms drain side through hole (401), under drain side through hole (401) and main case (40)
The side drain pipe (402) that portion's lateral wall is fixed with communicates, and plug (403) is bolted on side drain pipe (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810764849.4A CN108641767A (en) | 2018-07-12 | 2018-07-12 | A kind of natural gas multistage filtering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810764849.4A CN108641767A (en) | 2018-07-12 | 2018-07-12 | A kind of natural gas multistage filtering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108641767A true CN108641767A (en) | 2018-10-12 |
Family
ID=63751039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810764849.4A Withdrawn CN108641767A (en) | 2018-07-12 | 2018-07-12 | A kind of natural gas multistage filtering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108641767A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022193445A1 (en) * | 2021-03-18 | 2022-09-22 | 中国石油大学(北京) | Coalescence filter element having liquid discharging function |
-
2018
- 2018-07-12 CN CN201810764849.4A patent/CN108641767A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022193445A1 (en) * | 2021-03-18 | 2022-09-22 | 中国石油大学(北京) | Coalescence filter element having liquid discharging function |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181012 |
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| WW01 | Invention patent application withdrawn after publication |