CN207126270U - Gas filter - Google Patents
Gas filter Download PDFInfo
- Publication number
- CN207126270U CN207126270U CN201720771837.5U CN201720771837U CN207126270U CN 207126270 U CN207126270 U CN 207126270U CN 201720771837 U CN201720771837 U CN 201720771837U CN 207126270 U CN207126270 U CN 207126270U
- Authority
- CN
- China
- Prior art keywords
- screen pipe
- body tube
- connector
- gas filter
- dividing plate
- 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.)
- Expired - Fee Related
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A kind of filter is the utility model is related to, more particularly, to a kind of gas filter.The filtration device structure that it is mainly solved present in prior art is complex, and installation is more troublesome, and replacing filter core is more inconvenient, the technical problem of sealing and the poor grade of strainability.The utility model includes body tube（1）, described body tube（1）End be provided with connector（2）, connector is interior to be provided with screw thread, and the external diameter of connector is more than the external diameter of body tube, angularly disposed screen pipe is connected with the middle part of body tube（3）, body tube is interior to be provided with dividing plate（4）, dividing plate separates the inner of screen pipe, and cartridge filter is provided with screen pipe（5）.
Description
Technical field
A kind of filter is the utility model is related to, more particularly, to a kind of gas filter.
Background technology
In the transmission ＆ distribution of city gas, often using natural gas filter, the natural gas, because into gas distribution station is long-distance sand transport
Or other reasonses, the even running always with equipment in a small amount of micron order or submicron order impurity effect natural gas.China
Patent discloses a kind of gas filter（Publication number：CN106039847A）, including housing, housing is interior to be provided with filter chamber, housing
Upper end is provided with outlet, and housing lower end is provided with import, and the connectivity part of import and the connectivity part exported are respectively equipped with first in filter chamber
Annular protrusion and the second annular protrusion, import are connected by first annular projection with filter chamber, and outlet passes through the second annular protrusion
Connected with filter chamber, be provided with partition between first annular raised and the second annular protrusion, the lower end of partition is provided with least two the
One projection, the upper end of partition is provided with least two second projections, and the first projection and the second projection are evenly distributed, and first is convex
Act the axis for forming circle and first annular raised axis on the same line, first, which convexes to form round internal diameter, is more than the first ring
The raised external diameter of shape, second convexes to form the axis of round axis and the second annular protrusion on the same line, the second convex shaped
Cheng Yuan internal diameter is more than the external diameter of the second annular protrusion, and the first raised length and the second raised length are all higher than first annular
Spacing between raised and the second annular protrusion, first annular raised free end end and the free end end of the second annular protrusion
Portion is equipped with the groove of radial direction；The external diameter of first annular raised free end be less than first annular raised connection end external diameter, second
The external diameter of annular protrusion free end is less than the external diameter of the second annular protrusion connection end；Enter intraoral to be located at check-valves；Check-valves includes
Valve seat, valve rod and pressure ring, valve seat are provided with centre bore, and the hole of centre bore upper end is macropore, and the hole of centre bore lower end is aperture, and
It is bellmouth transition between macropore and aperture in centre bore, during valve stem slides are connected in centre bore, and the lower end of valve rod is located at
The outside in heart hole, the middle part of valve rod are provided with annular groove and the 3rd annular protrusion, are provided with sealing ring in annular groove, sealing ring and
The macropore of the taper hole section inwall gluing, sealing of centre bore, pressure ring and centre bore screws, and valve rod is located in centre bore macropore
One end is slidably connected with pressure ring, and the lower surface of the 3rd annular protrusion is concordant with the upper side wall of annular groove, the 3rd annular protrusion position
In the macropore of centre bore, back-moving spring is provided between pressure ring and the 3rd annular protrusion；Import is stepped hole, the small hole position of import
In inner side, the macropore of import is located at outside, and the aperture of import is screwed hole, and the upper end of valve seat and the aperture of import screw；Valve
Seat outer peripheral face is provided with fourth annular projection, and the raised external diameter of fourth annular is more than the aperture of import aperture, and fourth annular is raised
Sealing gasket is provided between the step surface of import.But this filtration device structure is complex, installation is more troublesome, changes filter core
More inconvenient, sealing and strainability are poor.
Utility model content
The utility model is to provide a kind of gas filter, and it mainly solves the filtration device structure present in prior art
Complex, installation is more troublesome, and replacing filter core is more inconvenient, the technical problem of sealing and the poor grade of strainability.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals：
Gas filter of the present utility model, including body tube, the end of described body tube are provided with connector, connector
Interior to be provided with screw thread, the external diameter of connector is more than the external diameter of body tube, angularly disposed screen pipe is connected with the middle part of body tube, this
Dividing plate is provided with body pipe, dividing plate separates the inner of screen pipe, and cartridge filter is provided with screen pipe.It will can not filtered using dividing plate
Gas and filtered gas separate, gas can be filtered by cartridge filter.Body tube can be overall with screen pipe
It is made, integrated level is higher, and dismounting is also relatively simple.
Preferably, the outer end of described screen pipe is threaded with gland, gland, which includes, to be extend into screen pipe
Thread segment, thread segment outer end are provided with the lid for being sealed in filtering end surfaces, are provided with sealing ring between lid and filtering end surfaces, cover
The outer end of body is provided with projection.Cartridge filter can be more easily dismounted using gland.Gland bottom has one with cartridge filter end
Fixed spacing, it can to deposit more combustion gas, such filter effect is preferable.
Preferably, the inner of described connector is provided with boss, boss is provided with pad.Mill can be reduced using pad
The probability of damage.
Preferably, the inwall of described screen pipe is provided with the fin of spiral shape arrangement.It can accelerate to fire by fin
The flowing of gas so that its filter effect in cartridge filter is preferable.
Preferably, the dividing plate of described screen pipe is bent with kink under extending into screen pipe backward.Pass through bending
Combustion gas can be directed in cartridge filter by portion.
Therefore, the utility model is by the way that body tube and screen pipe are integrated, and facilitates cartridge filter using gland
Replacing installation so that the installation of whole filter is all relatively simple, and production cost is relatively low, and it is preferable to be sealed in strainability, knot
Structure is simple, reasonable.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model；
Accompanying drawing 2 is internal structure schematic diagram of the present utility model.
Parts, position and numbering in figure：It is body tube 1, connector 2, screen pipe 3, dividing plate 4, cartridge filter 5, gland 6, close
Seal 7, boss 8, pad 9, fin 10.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：The gas filter of this example, as shown in Figure 1, Figure 2, including body tube 1, the end of body tube are provided with connector
2, connector is interior to be provided with screw thread, and the external diameter of connector is more than the external diameter of body tube, is connected with the middle part of body tube angularly disposed
Screen pipe 3, body tube is interior to be provided with dividing plate 4, and dividing plate separates the inner of screen pipe, and cartridge filter 5 is provided with screen pipe.Screen pipe
Outer end is threaded with gland 6, and gland includes the thread segment extending into screen pipe, and thread segment outer end is provided with and is sealed in filtering
The lid of end surfaces, sealing ring 7 is provided between lid and filtering end surfaces, the outer end of lid is provided with projection.The inner of connector
Provided with boss 8, boss is provided with pad 9.The inwall of screen pipe is provided with the fin 10 of spiral shape arrangement.The dividing plate 4 of screen pipe
Kink is bent with extending backward into screen pipe 3.
In use, body tube 1 of the present utility model is linked into gas pipeline.
Specific embodiment of the utility model is the foregoing is only, but architectural feature of the present utility model is not limited to
This, any those skilled in the art in field of the present utility model, all cover in this practicality newly by the change or modification made
Among the scope of the claims of type.
Claims (5)
1. a kind of gas filter, including body tube（1）, it is characterised in that described body tube（1）End be provided with connector
（2）, connector is interior to be provided with screw thread, and the external diameter of connector is more than the external diameter of body tube, is connected with the middle part of body tube angularly disposed
Screen pipe（3）, body tube is interior to be provided with dividing plate（4）, dividing plate separates the inner of screen pipe, and cartridge filter is provided with screen pipe（5）.
2. gas filter according to claim 1, it is characterised in that described screen pipe（3）Outer end be threaded with
Gland（6）, gland includes the thread segment extending into screen pipe, and thread segment outer end is provided with the lid for being sealed in filtering end surfaces
Body, sealing ring is provided between lid and filtering end surfaces（7）, the outer end of lid is provided with projection.
3. gas filter according to claim 1 or 2, it is characterised in that described connector（2）The inner be provided with it is convex
Platform（8）, boss is provided with pad（9）.
4. gas filter according to claim 1 or 2, it is characterised in that described screen pipe（3）Inwall be provided with
The fin of spiral shape arrangement（10）.
5. gas filter according to claim 1 or 2, it is characterised in that described screen pipe（3）Dividing plate（4）To mistake
Chimney filter（3）Kink is bent with interior extension is backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720771837.5U CN207126270U (en) | 2017-06-29 | 2017-06-29 | Gas filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720771837.5U CN207126270U (en) | 2017-06-29 | 2017-06-29 | Gas filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207126270U true CN207126270U (en) | 2018-03-23 |
Family
ID=61632276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720771837.5U Expired - Fee Related CN207126270U (en) | 2017-06-29 | 2017-06-29 | Gas filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207126270U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626458A (en) * | 2018-06-06 | 2018-10-09 | 浙江盾运实业有限公司 | Combustion gas filter device |
| CN110540883A (en) * | 2019-09-11 | 2019-12-06 | 华彤 | Natural gas conveying pipeline |
| WO2021233252A1 (en) * | 2020-05-18 | 2021-11-25 | 长青热能科技(中山)有限公司 | Gas filtering hose and pressure-regulating valve group |
-
2017
- 2017-06-29 CN CN201720771837.5U patent/CN207126270U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626458A (en) * | 2018-06-06 | 2018-10-09 | 浙江盾运实业有限公司 | Combustion gas filter device |
| CN110540883A (en) * | 2019-09-11 | 2019-12-06 | 华彤 | Natural gas conveying pipeline |
| WO2021233252A1 (en) * | 2020-05-18 | 2021-11-25 | 长青热能科技(中山)有限公司 | Gas filtering hose and pressure-regulating valve group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20190629 |