CN104436919A - Natural gas filtering device and using and disassembling method thereof - Google Patents
Natural gas filtering device and using and disassembling method thereof Download PDFInfo
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- CN104436919A CN104436919A CN201410635079.5A CN201410635079A CN104436919A CN 104436919 A CN104436919 A CN 104436919A CN 201410635079 A CN201410635079 A CN 201410635079A CN 104436919 A CN104436919 A CN 104436919A
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- filter
- filter core
- natural gas
- base plate
- standing screw
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Abstract
The invention provides a natural gas filtering device and a using and disassembling method of the natural gas filtering device. The natural gas filtering device comprises a filter barrel body, wherein a filter core is fixed in the filter barrel body by a filter core fixing device, the filter core comprises a filter core bottom plate and a filter core body arranged at the upper side of the filter core bottom plate, the filter core fixing device comprises a fixed screw rod and an anchorage pipe sheathed outside the fixed screw rod, the lower end of the fixed screw rod is fixedly connected with a supporting plate fixed in the filter barrel body, the upper end of the fixed screw rod is connected with a locking nut, the locking nut is pressed at the upper end of the anchorage pipe, the lower end of the anchorage pipe is pressed on the filter core bottom plate, and the filter core bottom plate is pressed on the supporting plate by the locking nut through the anchorage pipe and the fixed screw rod. The natural gas filtering device has a compact structure and good sealing property, and the filter core can be disassembled conveniently and can be fixed easily.
Description
Technical field
The present invention relates to a kind of filter of natural gas solid fine particle of special construction, specifically, is a kind of Problems of Gaseous Fuel Systems of Gas Turbines filter for natural gas power industry.
Background technology
The development and utilization of natural gas, for the life of people and production provide abundant, the clean energy.At use natural gas as in the gas turbine power generation industry of fuel, natural gas is delivered to GTCC power plant from upstream line, impurity in natural gas enters gas turbine can to the key equipment of gas turbine, as control valve, fuel nozzle and burner inner liner cause damage, have a strong impact on Gas Turbine Plant and normally produce.Therefore needed to arrange natural gas filter before natural gas enters combustion engine, enter the last of gas turbine body burning as natural gas and filter protective barrier together.The basic dependence on import of this filter for installation that domestic market uses, price is high.
Summary of the invention
The object of this invention is to provide a kind of compact conformation, good seal performance, natural gas can being ensured completely by flowing out after filter element filtering, and filter core mounting or dismounting convenient, be easy to fixing natural gas filter and use thereof and method for dismounting.
The object of the present invention is achieved like this, the present invention adopts a kind of natural gas filter, comprise filter cylinder, filter core is fixed in filter cylinder by filter core fixture, the filter element body that filter core comprises filter core base plate and is located on the upside of filter core base plate, described filter core fixture comprises standing screw and is enclosed within the anchoring pipe outside standing screw, the lower end of standing screw is fixedly connected with the gripper shoe be fixed in filter cylinder, the upper end of standing screw connects locking nut, locking nut is pressed in the upper end of anchoring pipe, the lower end of anchoring pipe is pressed on filter core base plate, locking nut by anchoring pipe and standing screw by filter core base plate pressure on the supporting plate.
Preferably, the bottom of described anchoring pipe connects two fins in left and right, the upside of filter core base plate is provided with two claw hooks, described fin can be hooked by claw hook, also can take out from claw hook, when fin is located at the position can hooked by claw hook near claw hook, by carry anchoring pipe, filter core can be taken out in filter cylinder.
Preferably, described filter core base plate is provided with groove, and the lower end of anchoring pipe is pressed on the groove of filter core base plate.
Preferably, the middle part of described filter core base plate is provided with circular hole, and the lower end of standing screw is fixedly connected with gripper shoe through after the circular hole of filter core base plate.
Preferably, the upper end of described standing screw connects the lower part of locking nut, and the upper part of locking nut connects studs, the upside adpting flange lid of described filter cylinder, studs is located at the below of blind flange, and the distance between described studs and blind flange is 3mm-8mm.
Preferably, described filter cylinder has air inlet and gas outlet, and sealed by sealing mechanism between described filter cylinder and filter core, natural gas enters filter cylinder from air inlet, after filter element filtering, discharges from gas outlet.
More preferably, the inwall of described filter cylinder is provided with annular ledge, the inner surface of described annular ledge has groove, and described sealing mechanism comprises the O RunddichtringO (9) in the groove being arranged at annular ledge inner surface, and O RunddichtringO fully contacts sealing with the outer surface of filter core.
Preferably, the bottom of described filter cylinder is provided with a leakage fluid dram.
Present invention also offers the using method of above-mentioned natural gas filter, it is characterized in that, concrete steps comprise:
Step 1: by anchoring pipe box outside standing screw, anchoring pipe is pressed in filter core base plate, and standing screw is through in the gripper shoe be fixed on after filter core base plate in filter cylinder;
Step 2: be screwed to by locking nut on standing screw, makes anchoring pipe filter core base plate can be pressed on the supporting plate securely;
Step 3: by natural gas from air inlet input filter cylindrical shell, after filter element filtering, discharge from gas outlet.
Present invention also offers the method for dismounting of above-mentioned natural gas filter, it is characterized in that, concrete steps comprise: remove locking nut from standing screw, the dynamic anchoring pipe of dish, when fin is located at the position can hooked by claw hook near claw hook, by on carry anchoring pipe, filter core is taken out in filter cylinder.
Compared with prior art, the invention has the beneficial effects as follows:
1, filter core can reliably be fixed in filter by the filter core fixture of natural gas filter of the present invention, and, unclamp in the course of the work for preventing locking nut, a studs is screwed in the upper end of locking nut, the upper end of studs is close to blind flange, and distance is floated within the scope of 3mm-8mm, if locking nut unclamps, then studs top is by withstanding blind flange lower surface at once, and locking nut can not be unclamped further.In addition, filter core mounting or dismounting are convenient, can easily be taken out from filter by filter core.
2, compact conformation of the present invention, good seal performance, can ensure natural gas completely by flowing out after filter element filtering.
Accompanying drawing explanation
Fig. 1 is natural gas filter structural representation;
Fig. 2 is filter core fixture schematic diagram;
Fig. 3 is filter core band fin anchoring pipe schematic diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Embodiment
As shown in Figure 1, for natural gas filter structural representation, described natural gas filter, comprise filter cylinder 2, filter core 3 is fixed in filter cylinder 2 by filter core fixture, the filter element body that filter core 3 comprises filter core base plate 4 and is located on the upside of filter core base plate 4, described filter core fixture comprises standing screw 7 and is enclosed within the anchoring pipe 8 outside standing screw 7, the lower end of standing screw 7 is fixedly connected with the gripper shoe be fixed in filter cylinder 2, the upper end of standing screw 7 connects locking nut 10, locking nut 10 is pressed in the upper end of anchoring pipe 8, the lower end of anchoring pipe 8 is pressed on filter core base plate 4, filter core base plate 4 is pressed on the supporting plate by anchoring pipe 8 and standing screw 7 by locking nut 10.
As shown in Figure 3, the bottom of described anchoring pipe 8 connects two fins 22 in left and right, the upside of filter core base plate 4 is provided with two claw hooks 21, described fin 22 can be hooked by claw hook 21, also can take out from claw hook 21, when fin 22 is located at the position can hooked by claw hook 21 near claw hook 21, by carry anchoring pipe 8, filter core 3 can be taken out in filter cylinder 2.Described filter core base plate 4 is provided with groove, and the lower end of anchoring pipe 8 is pressed on the groove of filter core base plate 4.The middle part of described filter core base plate 4 is provided with circular hole, and the lower end of standing screw 7 is fixedly connected with gripper shoe through after the circular hole of filter core base plate 4.As shown in Figure 2, the upper end of described standing screw 7 connects the lower part of locking nut 10, and the upper part of locking nut 10 connects studs 12.The upside adpting flange lid 1 of described filter cylinder 2, studs 12 is located at the below of blind flange 1.Distance A between described studs 12 and blind flange 1 is 5mm.Described filter cylinder 2 has air inlet 5 and gas outlet 6, and sealed by sealing mechanism between described filter cylinder 2 and filter core 3, natural gas enters filter cylinder 2 from air inlet 5, after filter core 3 filters, discharges from gas outlet 6.The inwall of described filter cylinder 2 is provided with annular ledge 4, the inner surface of described annular ledge 4 has groove, O RunddichtringO 9, the O RunddichtringO 9 that described sealing mechanism comprises in the groove being arranged at annular ledge 4 inner surface fully contacts sealing with the outer surface of filter core 3.The bottom of described filter cylinder 2 is provided with a leakage fluid dram.
During use, be enclosed within by anchoring pipe 8 outside standing screw 7, anchoring pipe 8 is pressed in filter core base plate 4, and standing screw 7 is through in the gripper shoe be fixed on after filter core base plate 4 in filter cylinder 2; Locking nut 10 is screwed on standing screw 7, fully tightens, filter core base plate 4 can be pressed on the supporting plate by anchoring pipe 8 securely, realize effectively fixing.For preventing locking nut from unclamping in the course of the work, be screwed into a studs in the upper end of locking nut, the upper end of studs is close to blind flange, and distance is floated within the scope of 5mm.If locking nut unclamps, then studs top is by withstanding blind flange lower surface at once, and locking nut can not be unclamped further.
Cleaned natural gas enters filter cylinder 2 from air inlet 5, in filter chamber, flow through filter core from inside to outside, and after filter core 3 filters, the natural gas after clean flows out from gas outlet 6.
When needs dismounting filter core, remove studs 12 and locking nut 10 from standing screw 7, the dynamic anchoring pipe 8 of dish, when fin 22 is located at the position can hooked by claw hook 21 near claw hook 21, by carry anchoring pipe 8, filter core 3 is taken out in filter cylinder 2.
Claims (10)
1. a natural gas filter, comprise filter cylinder (2), filter core (3) is fixed in filter cylinder (2) by filter core fixture, filter core (3) comprises filter core base plate (4) and is located at the filter element body of filter core base plate (4) upside, described filter core fixture comprises standing screw (7) and is enclosed within the anchoring pipe (8) in standing screw (7) outside, the lower end of standing screw (7) is fixedly connected with the gripper shoe be fixed in filter cylinder (2), the upper end of standing screw (7) connects locking nut (10), locking nut (10) is pressed in the upper end of anchoring pipe (8), the lower end of anchoring pipe (8) is pressed on filter core base plate (4), filter core base plate (4) is pressed on the supporting plate by anchoring pipe (8) and standing screw (7) by locking nut (10).
2. natural gas filter as claimed in claim 1, it is characterized in that, the bottom of described anchoring pipe (8) connects two fins (22) in left and right, the upside of filter core base plate (4) is provided with two claw hooks (21), described fin (22) can be hooked by claw hook (21), also can take out from claw hook (21), when fin (22) is located at the position can hooked by claw hook (21) near claw hook (21), by on carry anchoring pipe (8), filter core (3) can be taken out from filter cylinder (2).
3. natural gas filter as claimed in claim 1, it is characterized in that, described filter core base plate (4) is provided with groove, and the lower end of anchoring pipe (8) is pressed on the groove of filter core base plate (4).
4. natural gas filter as claimed in claim 1, it is characterized in that, the middle part of described filter core base plate (4) is provided with circular hole, and the lower end of standing screw (7) is fixedly connected with gripper shoe through after the circular hole of filter core base plate (4).
5. natural gas filter as claimed in claim 1, it is characterized in that, the upper end of described standing screw (7) connects the lower part of locking nut (10), the upper part of locking nut (10) connects studs (12), upside adpting flange lid (1) of described filter cylinder (2), studs (12) is located at the below of blind flange (1), and the distance between described studs (12) and blind flange (1) is 3mm-8mm.
6. natural gas filter as claimed in claim 1, it is characterized in that, described filter cylinder (2) has air inlet (5) and gas outlet (6), sealed by sealing mechanism between described filter cylinder (2) and filter core (3), natural gas enters filter cylinder (2) from air inlet (5), after filter core (3) filters, discharge from gas outlet (6).
7. natural gas filter as claimed in claim 6, it is characterized in that, the inwall of described filter cylinder (2) is provided with annular ledge (4), the inner surface of described annular ledge (4) has groove, described sealing mechanism comprises the O RunddichtringO (9) in the groove being arranged at annular ledge (4) inner surface, and O RunddichtringO (9) fully contacts sealing with the outer surface of filter core (3).
8. natural gas filter as claimed in claim 1, it is characterized in that, the bottom of described filter cylinder (2) is provided with a leakage fluid dram.
9. the using method of the natural gas filter according to any one of claim 1-8, is characterized in that, concrete steps comprise:
Step 1: anchoring pipe (8) is enclosed within standing screw (7) outside, anchoring pipe (8) is pressed in filter core base plate (4), and standing screw (7) is through in the gripper shoe be fixed on after filter core base plate (4) in filter cylinder (2);
Step 2: be screwed on standing screw (7) by locking nut (10), makes anchoring pipe (8) filter core base plate (4) can be pressed on the supporting plate securely;
Step 3: by natural gas from air inlet (5) input filter cylindrical shell (2), after filter core (3) filters, discharges from gas outlet (6).
10. the method for dismounting of the natural gas filter according to any one of claim 1-8, it is characterized in that, concrete steps comprise: remove locking nut (10) from standing screw (7), the dynamic anchoring pipe (8) of dish, when fin (22) is located at the position can hooked by claw hook (21) near claw hook (21), by on carry anchoring pipe (8), filter core (3) is taken out from filter cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635079.5A CN104436919A (en) | 2014-11-12 | 2014-11-12 | Natural gas filtering device and using and disassembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635079.5A CN104436919A (en) | 2014-11-12 | 2014-11-12 | Natural gas filtering device and using and disassembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104436919A true CN104436919A (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410635079.5A Pending CN104436919A (en) | 2014-11-12 | 2014-11-12 | Natural gas filtering device and using and disassembling method thereof |
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| CN (1) | CN104436919A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697152A (en) * | 2016-01-20 | 2016-06-22 | 四川村田机械制造有限公司 | Fuel gas intake system with filtering mechanism |
| CN106438050A (en) * | 2016-10-12 | 2017-02-22 | 成都凯远流体控制工程有限公司 | Cylindrical filter for filtering fuel gas in gas turbine |
| CN107051123A (en) * | 2017-01-04 | 2017-08-18 | 重庆启甲科技有限公司 | A kind of mounting structure of filter core and support plate |
| CN107191228A (en) * | 2017-07-13 | 2017-09-22 | 新乡市万和过滤技术股份公司 | A kind of filter applied to screw expander |
| CN109254940A (en) * | 2018-11-19 | 2019-01-22 | 镇江华飞检测技术有限公司 | A kind of computer software testing PCI slot structure |
| CN111380795A (en) * | 2020-05-08 | 2020-07-07 | 核工业理化工程研究院 | Device for measuring filtering efficiency of filter element |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3234321A1 (en) * | 1982-09-16 | 1984-03-22 | Didier-Werke Ag, 6200 Wiesbaden | Filter element |
| CN2041586U (en) * | 1988-12-27 | 1989-07-26 | 北京市城市建设工程研究所 | Pneumatic dust-collecting unit |
| CN101402013A (en) * | 2008-10-31 | 2009-04-08 | 敬林 | Detecting and maintaining apparatus for dry type filter element of air filter for automobile |
| CN202860316U (en) * | 2012-09-03 | 2013-04-10 | 深圳市宏日嘉净化设备科技有限公司 | Filter element structure of air filter capable of uniformly dispersing air |
| CN203315911U (en) * | 2013-06-28 | 2013-12-04 | 新疆现代石油化工股份有限公司 | Guide rod device for fixing nut of filter element |
| CN103521012A (en) * | 2013-10-21 | 2014-01-22 | 宁波新佳行自动化工业有限公司 | Air filter |
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2014
- 2014-11-12 CN CN201410635079.5A patent/CN104436919A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3234321A1 (en) * | 1982-09-16 | 1984-03-22 | Didier-Werke Ag, 6200 Wiesbaden | Filter element |
| CN2041586U (en) * | 1988-12-27 | 1989-07-26 | 北京市城市建设工程研究所 | Pneumatic dust-collecting unit |
| CN101402013A (en) * | 2008-10-31 | 2009-04-08 | 敬林 | Detecting and maintaining apparatus for dry type filter element of air filter for automobile |
| CN202860316U (en) * | 2012-09-03 | 2013-04-10 | 深圳市宏日嘉净化设备科技有限公司 | Filter element structure of air filter capable of uniformly dispersing air |
| CN203315911U (en) * | 2013-06-28 | 2013-12-04 | 新疆现代石油化工股份有限公司 | Guide rod device for fixing nut of filter element |
| CN103521012A (en) * | 2013-10-21 | 2014-01-22 | 宁波新佳行自动化工业有限公司 | Air filter |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697152A (en) * | 2016-01-20 | 2016-06-22 | 四川村田机械制造有限公司 | Fuel gas intake system with filtering mechanism |
| CN106438050A (en) * | 2016-10-12 | 2017-02-22 | 成都凯远流体控制工程有限公司 | Cylindrical filter for filtering fuel gas in gas turbine |
| CN107051123A (en) * | 2017-01-04 | 2017-08-18 | 重庆启甲科技有限公司 | A kind of mounting structure of filter core and support plate |
| CN107051123B (en) * | 2017-01-04 | 2023-09-26 | 重庆启甲科技有限公司 | Mounting structure of filter core and bearing plate |
| CN107191228A (en) * | 2017-07-13 | 2017-09-22 | 新乡市万和过滤技术股份公司 | A kind of filter applied to screw expander |
| CN109254940A (en) * | 2018-11-19 | 2019-01-22 | 镇江华飞检测技术有限公司 | A kind of computer software testing PCI slot structure |
| CN111380795A (en) * | 2020-05-08 | 2020-07-07 | 核工业理化工程研究院 | Device for measuring filtering efficiency of filter element |
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Application publication date: 20150325 |