CN105126490B - High-temperature-resistant filter - Google Patents
High-temperature-resistant filter Download PDFInfo
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- CN105126490B CN105126490B CN201510537778.0A CN201510537778A CN105126490B CN 105126490 B CN105126490 B CN 105126490B CN 201510537778 A CN201510537778 A CN 201510537778A CN 105126490 B CN105126490 B CN 105126490B
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- filter
- cover
- lower cover
- lid
- end cover
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Abstract
The invention relates to a high-temperature-resistant filter. The high-temperature-resistant filter mainly comprises an upper filter cover, a lower filter cover, a support filter frame and a filtering element. The filtering element is connected with the upper filter cover in a positioning mode through the support filter frame, the upper filter cover is provided with a gas inlet connector and a gas outlet connector, and the lower filter cover is arranged outside the filtering element in a sleeving mode. The high-temperature-resistant filter further comprises a seal end cover; the bottom of the lower filter cover is installed on the seal end cover in a sleeving mode, the upper portion of the seal end cover is in threaded connection with the bottom of the support filter frame, the bottom end of the lower filter cover is positioned between the seal end cover and the support filter frame, and the top end of the lower filter cover and the upper filter cover are tightly pressed in a positioning mode; the gas inlet connector of the upper filter cover is communicated with an inner cavity of the filtering element, and the gas outlet connector is communicated with an outer cavity of the filtering element. Turbid flue gas enters the interior of the filtering element through the gas inlet connector of the filter and a rectangular gas guiding groove in the support filter frame, then flows out from the exterior of the filtering element and finally enters an instrument from the gas outlet connector of the filter. According to the filter, the filtering element can be replaced without needing a tool in the using process of the filter, and meanwhile flexible sealing parts do not need to be wound on threads of the filter.
Description
Technical field:
The invention belongs to filter technology field, it is related to a kind of high-temperature-resistant gas filter.
Background technology:
Existing high-temperature-resistant gas filtration core, is substantially using the filter type from the outside past internal circulation of filtration core,
This kind of mode needs to increase the volume and weight of filter, and threaded connection place needs to be wound around seal using flexible simultaneously, flexible
Seal is easily aging at high temperature.Existing high-temperature filter cannot change filtration core under the high temperature conditions, and dismounts needs specially
With instrument, maintenance process is extremely complex.
Existing universal high-temperature resistant filter structure is as shown in Fig. 2 the gauge inlet port 1 that flue gas covers 12 from filter enters
Enter, by the hollow cavity of passage 2 and bracing frame 4, enter the inside of cartridge filter 9, then enter filtration core from the outside of filtration core 5
5 inside, then enters standard exit 11 by outlet passageway 10, hence into instrument.The shortcoming of this structure is as follows:
If the 1,3 not being wound around flexible seals at screw thread, fine dust can be directly entered standard by thread pitch and go out
Gas port 11.
2nd, cover 12 screw thread cooperations on filter cylinder 9 upper end and filter, filter covers and at 12 cooperations, is provided with seal groove 8, seal groove 8
Inside be provided with o type circle 6 screw thread 7 due to being related to the sealing of o type circle 6, requirement on machining accuracy is high, and actually used during, spiral shell
Line 7 is easily killed at high temperature it is impossible to dismantle.
3rd, because gas is inside the outside of filtration core 5 enters, lead to volume excessive, be not suitable for peace in narrow space
Dress.
Even if 4, in the state of screw thread 7 is not killed, are also required to use specific purpose tool, otherwise diameter is excessive in unloading process
Filter cartridge 9 cannot turn on.
Content of the invention:
The present invention solves the technological deficiency of existing high-temperature filter generally existing, provides a kind of structure simple, small volume,
Low cost and the extremely convenient high-temperature filter of maintenance.
For solving the above problems, the technical scheme of employing is as follows:
A kind of high-temperature resistant filter, lid, filter lower cover, support filter stand and filtration core on main inclusion filter, filtration core leads to
Cross to cover on support filter stand and filter and be located by connecting, filter is covered with air inlet and interface of giving vent to anger, filter lower cover is sleeved on filtration core
Outward, also include end cover, filter lower cover bottom is sleeved on end cover, end cover top is passed through with supporting filter stand bottom
Threaded, filter lower cover bottom is positioned end cover and supports between filter stand, and by filter lower cover top and filter
Lid positioning compression；The intake interface of lid and filtration core inner space on filter, interface of giving vent to anger is connected with filtration core external cavity.
The design further of the present invention is:
It is provided with sealing ring, the sealing of this sealing ring tops under filter at filter lower cover top and lid cooperation on filter
In groove.
It is provided with sealing ring, this sealing ring is located at the sealing at end cover top at filter lower cover bottom and end cover cooperation
In groove.
Described end cover adopts hand to twist end cap, and the stubborn end cap top of this hand is provided with screw rod and is joined with support filter stand bottom screw
Close, middle part is provided with round platform and is coordinated with filter lower cover, and bottom is provided with clamping wing plate.
On filter, the intake interface of lid is connected by supporting the fluting on filter stand 7 with filtration core 6 inner chamber.
The present invention has the advantage that compared to existing technology
In the present invention, the installation of all parts is all the easy accessibility by realizing with the connection supporting filter stand.
The present invention uses filter type from inside to outside due to gas, supports at the screw thread of filter stand and at end cover
Screw thread do not need to be wound around flexible seals, and overall volume is little.The sealing of lid and filter lower cover junction o type circle on filter
Pressure is provided by the torsion of end cover, and the seal pressure of o type circle is equally provided by the torsion of end cover, so need not
Special tool(s) just can dismantle end cover, realizes the quick-replaceable to filtration core.
Brief description:
Fig. 1 is high-temperature resistant filter structural representation of the present invention.
Fig. 2 is existing high-temperature resistant filter structural representation.
In Fig. 1: cover on 1- filter；2-(standard) interface of giving vent to anger；3- connecting tube；4- seal groove；5- filter lower cover；6- filters
Core；7- supports filter stand；8- via；9-o type circle；10- end cover；11- o type circle；12- screw thread；13- rectangle air slot；14-o
Type circle；15- screwed hole；16-(standard) intake interface.
Specific embodiment:
Shown in Fig. 1, the high-temperature resistant filter of the present invention, main include lid 1 on filter, filter lower cover 5, end cover 10,
Support filter stand 7 and filtration core 6.Filtration core 6 is sleeved on support filter stand, and filter lower cover is sleeved on outside filtration core.Filter lower cover 5 pushes up
Portion is provided with seal groove, and bottom is provided with via 8 and is sleeved on end cover 10, and filter lower cover 5 top is pressed with lid on filter 1
Tightly.1 top is covered on filter and is provided with seal groove, built-in o type circle.End cover 10 top sets seal groove, in built-in o type.
End cover can twist end cap using hand, and its top is provided with screw rod and supports the screw cooperation of filter stand bottom, and middle part sets
There is round platform to coordinate with filter lower cover, bottom is provided with clamping wing plate, be suitable to hand and twist or tool ejector.Filter stand 7 middle and upper part is supported to be provided with
Fluting (herein for rectangle air slot 13, other shapes also can), by intake interface 16 and filtration core 6 inner space.Give vent to anger interface 2
Cavity and filter lower cover 5 between outside with filtration core 6 connects.Filtration core 6 upper end is positioned by the shoulder covering 1 bottom on filter,
Filtration core 6 lower end is positioned by the shoulder supporting filter stand 7.
Filtration core 6 passes through to support filter stand 7 to be closely connected with lid 1 on filter, and filter lower cover 5 passes through end cover 10 and filter
The connection of upper lid 1, the o type circle 11 and the o type circle 14 that seal by being arranged on filter lower cover 5 and end cover 10 between each several part
Realize.Muddy flue gas leads to the standard intake interface 16 in filter cover 1 and supports rectangle air slot 13 in filter stand 7 to enter filtration
Inside core 6, then flow out from filtration core 6 is outside, the standard interface 2 of giving vent to anger finally by filter enters instrument.
Because gas uses filter type from inside to outside, so supporting 15 and end cover at the screw thread of filter stand 7
Screw thread 12 at 10 does not need to be wound around flexible seals and overall volume is little.Lid 1 and filter lower cover 5 junction o type on filter
The seal pressure of circle 14 is provided by the torsion of end cover 10, and the seal pressure of o type circle 11 is equally by end cover 10
Torsion provides, and reaches Fast-Maintenance filter so being not required to any instrument and just can passing through dismounting end cover 10 in little space
Purpose.
Claims (5)
1. a kind of high-temperature resistant filter, lid (1), filter lower cover (5), support filter stand (7) and filtration core on main inclusion filter
(6), filtration core (6) passes through to support filter stand (7) to be located by connecting with lid (1) on filter, and filter is covered with air inlet and interface of giving vent to anger,
Filter lower cover (5) is sleeved on outside filtration core, it is characterized in that: also includes end cover (10), filter lower cover (5) bottom is sleeved on close
On end-blocking lid (10), end cover (10) top is threaded connection with supporting filter stand (7) bottom, by filter lower cover (5) bottom
It is positioned end cover (10) and supports between filter stand (7), and (1) positioning compression will be covered on filter lower cover (5) top and filter；
The intake interface of lid and filtration core (6) inner space on filter, interface of giving vent to anger is connected with filtration core (6) external cavity.
2. high-temperature resistant filter according to claim 1, is characterized in that: filter lower cover (5) top and lid (1) cooperation on filter
Place is provided with sealing ring, in this sealing ring seal groove of tops under filter.
3. high-temperature resistant filter according to claim 2, is characterized in that: filter lower cover (5) bottom is joined with end cover (10)
It is provided with sealing ring, this sealing ring is in the seal groove at end cover top at conjunction.
4. high-temperature resistant filter according to claim 1,2 or 3, is characterized in that: described end cover (10) adopts hand to twist end
Lid, this hand is twisted end cap top and is provided with screw rod and supports the screw cooperation of filter stand (7) bottom, and middle part is provided with round platform and filter lower cover (5)
Cooperation, bottom is provided with clamping wing plate.
5. high-temperature resistant filter according to claim 4, is characterized in that: in the intake interface of lid and filtration core (6) on filter
Chamber is passed through to support the fluting connection on filter stand (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510537778.0A CN105126490B (en) | 2015-08-28 | 2015-08-28 | High-temperature-resistant filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510537778.0A CN105126490B (en) | 2015-08-28 | 2015-08-28 | High-temperature-resistant filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105126490A CN105126490A (en) | 2015-12-09 |
| CN105126490B true CN105126490B (en) | 2017-01-25 |
Family
ID=54712269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510537778.0A Active CN105126490B (en) | 2015-08-28 | 2015-08-28 | High-temperature-resistant filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105126490B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813953B (en) * | 2017-04-05 | 2018-07-06 | 南京国电环保科技有限公司 | A kind of gas-filtering device maintained easily |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1182528B (en) * | 1961-01-11 | 1964-11-26 | Draegerwerk Ag | HEPA filter for respiratory protection devices |
| GB2408223B (en) * | 2003-11-20 | 2006-12-20 | Walker Filtration Ltd | Filter assembly |
| CN2792596Y (en) * | 2005-03-15 | 2006-07-05 | 中国石油天然气集团公司 | Self-cleaning natural gas filter |
| DE102010043836A1 (en) * | 2010-11-04 | 2012-05-10 | Hengst Gmbh & Co. Kg | Filter with a replaceable filter cartridge |
| CN204865341U (en) * | 2015-08-28 | 2015-12-16 | 南京国电环保科技有限公司 | High temperature resistant filter |
-
2015
- 2015-08-28 CN CN201510537778.0A patent/CN105126490B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105126490A (en) | 2015-12-09 |
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