CN202768189U - Novel air inlet channel with two-level coarse filters - Google Patents
Novel air inlet channel with two-level coarse filters Download PDFInfo
- Publication number
- CN202768189U CN202768189U CN 201220390306 CN201220390306U CN202768189U CN 202768189 U CN202768189 U CN 202768189U CN 201220390306 CN201220390306 CN 201220390306 CN 201220390306 U CN201220390306 U CN 201220390306U CN 202768189 U CN202768189 U CN 202768189U
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- coarse filtration
- pipe
- cyclone tube
- air inlet
- impurity
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Abstract
The utility model relates to a novel air inlet channel with two-level coarse filters. The novel air inlet channel with two-level coarse filters comprises a shell body and a primary coarse filter structure, wherein the primary coarse filter structure is arranged inside the shell body and is provided with a first rotational flow vane wheel. The shell body comprises a first exhaust pipe used for exhausting air filtered by a corresponding primary coarse filter structure, and a secondary coarse filter structure is connected on the first exhaust pipe. The secondary coarse filter structure comprises a second rotational flow pipe and a second rotational flow vane wheel, wherein the air inlet end of the second rotational flow pipe is communicated with the air outlet end of the first exhaust pipe, and the second rotational flow vane wheel is arranged inside a second rotational flow pipe, an air outlet and a second air guide pipe used for being connected with the air inlet of a corresponding air filter are arranged on the air outlet end of the second rotational flow pipe in inserted mode, a second impurity discharging channel used for the passing through of corresponding impurities is arranged between the outer pipe wall of the second air guide pipe and the inner pipe wall of the second rotational flow pipe, and a second impurity discharging port is arranged on the channel wall of the second impurity discharging channel. The axial length of the second rotational flow vane wheel is bigger that the axial length of the first rotational flow vane wheel. The novel air inlet channel with two-level coarse filters is good in dust extraction effect and dewatering effect.
Description
Technical field
The utility model relates to the novel air inlet path with two-stage strainer that links to each other for the suction port of corresponding air filter.
Background technique
In order to increase the working life of cleaner cartridge cleaner, generally will be designed to have with the admission line that the suction port of air filter links to each other the novel air inlet path of two-stage strainer.Existing admission line such as Chinese patent CN201443448U disclosed a kind of " with the heavy-duty car swirling inlet pipeline of air rough filtering device ", this admission line comprises housing and the coarse filtration structure that wherein arranges, in comprising, the coarse filtration structure is provided with the cyclone tube and the air pipe that is arranged in the cyclone tube of eddy flow impeller, be provided with the dust discharge passage of discharging for corresponding dust, impurity etc. between the outer circumferential face of air pipe and the inner peripheral surface of cyclone tube, the dust discharge passage links to each other with a dedusting chamber, and dedusting is provided with dust exhaust port in the chamber.The air outlet of air pipe links to each other with the steam outlet pipe of admission line, and the steam outlet pipe of admission line is used for linking to each other with the suction port of corresponding air filter.During work, air enters in the admission line through cyclone tube, the impurity such as airborne dust, water are subjected to centrifugal force and are entered in the dedusting chamber by the dust discharge passage under the effect of eddy flow impeller, enter in the air filter through the steam outlet pipe of the air after the coarse filtration through air pipe, admission line.Though the effect that the admission line of this single-stage coarse filtration structure can play rough dusting, dewater, but its dedusting, the effect that dewaters are unsatisfactory.
Summary of the invention
The purpose of this utility model is to provide the novel air inlet path with two-stage strainer of a kind of dedusting, good water removal effect.
In order to address the above problem, the technical solution of the utility model is:
A kind of novel air inlet path with two-stage strainer, comprise housing and the one-level coarse filtration structure with the first eddy flow impeller that wherein arranges, described housing comprises for the downtake pipe with corresponding Bas Discharged after one-level coarse filtration structure is filtered, be connected with secondary coarse filtration structure on the described downtake pipe, secondary coarse filtration structure comprises inlet end the second cyclone tube that is communicated with the outlet side of downtake pipe and the second eddy flow impeller that is arranged in the second cyclone tube, be fitted with the air outlet in the outlet side of the second cyclone tube for the second air pipe that links to each other with the suction port of corresponding air filter, be provided with the second impurity discharging passage that passes through for corresponding impurity between the inner tubal wall of the outer tube wall of described the second air pipe and the second cyclone tube, the conduit wall of described the second impurity discharging passage is provided with the second impurity discharging port, and the axial length of described the second eddy flow impeller is greater than the axial length of described the first eddy flow impeller.
Described one-level coarse filtration structure comprises a plurality of the first cyclone tubes that are parallel-connection structure, the outlet side of each first cyclone tube all is fitted with the first air pipe, the outlet side of described the first air pipe links to each other with the inlet end of described downtake pipe, described the first eddy flow impeller correspondence is arranged in each first cyclone tube, be equipped with the first impurity discharging passage between the outer tube wall of each first air pipe and the inner tubal wall of corresponding the first cyclone tube, also be provided with the impurity-exhausting cavity that communicates with each first impurity discharging passage in the described housing, the chamber wall of described impurity-exhausting cavity is provided with the first impurity discharging port.
Described housing comprises the first coarse filtration inner casing and the first coarse filtration shell that is fixedly connected with described the first coarse filtration inner casing, described each first cyclone tube is integrally formed on described the first coarse filtration shell, described each first air pipe is integrally formed on described the first coarse filtration inner casing, and described impurity-exhausting cavity is surrounded by described the first coarse filtration shell and the first coarse filtration inner casing.
Described the first coarse filtration shell is fixedly connected with by screw with described the first coarse filtration inner casing.
Described the second cyclone tube is by two-tubely consisting of of being set up in parallel, and described the second eddy flow impeller correspondence is arranged in each pipe of the second cyclone tube.
The axis of described the first eddy flow impeller is vertical with the axis of described the second eddy flow impeller, and the inlet end of described the first cyclone tube is arranged at the sidepiece of described gas-entered passageway, and the outlet side of described the second cyclone tube is arranged at the bottom of described gas-entered passageway.
The beneficial effects of the utility model are: air enters again secondary coarse filtration structure and filters after the one-level coarse filtration structure of admission line is filtered, the main purpose of secondary coarse filtration structure, continue on the one hand dust-separating, main purpose is to dewater on the other hand, the axial length of the second eddy flow impeller is greater than the axial length of the first eddy flow impeller, make water and dust that larger settlement space be arranged, water smoke and water smoke or the impurity such as water smoke and dust collide when mobile mutually, bonding, easily form the dirt of larger quality, be subjected to the effect of centrifugal force larger, more be conducive to the eliminating of these impurity, through test, after this admission line coarse filtration, the coarse filtration efficient of dust reaches 75%, and moisture reaches 80% from efficient.Greatly reduced the next stage dedusting that will carry of air filter, except water pressure, working life of having improved air filter.
Description of drawings
Fig. 1 is the utility model embodiment's structural representation;
Fig. 2 is the enlarged diagram of one-level coarse filtration structure among Fig. 1;
Fig. 3 is the enlarged diagram of secondary coarse filtration structure among Fig. 1.
Embodiment
A kind of embodiment of the novel air inlet path with two-stage strainer is shown in Fig. 1 ~ 3: comprise housing 1 and the one-level coarse filtration structure and the secondary coarse filtration structure that wherein arrange, housing 1 comprises the first coarse filtration inner casing 2 and the first coarse filtration shell 4 that is fixedly connected with the first coarse filtration inner casing 2 screws, one-level coarse filtration structure comprises a plurality of the first cyclone tube 5 and first air pipes 14 of difference corresponding inserted in the outlet side of each the first cyclone tube 5 that are wholely set with the first coarse filtration shell 4 that be set up in parallel, the inlet end of each first cyclone tube 5 is positioned at the sidepiece of whole admission line, each the first air pipe 14 equal one is arranged on the first coarse filtration inner casing 2, be equipped with the first eddy flow impeller 15 in each first cyclone tube 5, be provided with for water between the outer tube wall of each first air pipe 14 and the inner tubal wall of corresponding the first cyclone tube 5, the first impurity discharging passage 20 that the impurity such as dirt pass through, the first coarse filtration inner casing 2 and the first coarse filtration shell 4 have surrounded the impurity-exhausting cavity 6 that communicates with each the first impurity discharging passage 20, chamber wall in impurity-exhausting cavity 6 lower ends is provided with the first impurity discharging port, and the first impurity discharging port place is provided with the first eduction valve 7.Housing 1 also comprises for the downtake pipe with corresponding Bas Discharged after one-level coarse filtration structure is filtered, the inlet end of downtake pipe links to each other with the outlet side of the first air pipe 14, secondary coarse filtration structure comprises respectively the second cyclone tube 9 that is communicated with the outlet side of corresponding downtake pipe, the second cyclone tube 9 is by two-tubely consisting of of being set up in parallel, be equipped with the second eddy flow impeller 8 in each pipe of the second cyclone tube 9, the outlet side of each pipe of the second cyclone tube 9 correspondences all is fitted with the second air pipe 11, the outlet side of the second air pipe 11 is arranged at the bottom of whole gas-entered passageway and is used for linking to each other with the suction port of corresponding air filter, the axis of the second eddy flow impeller 8 is vertical with the axis of the first eddy flow impeller 15, and the axial length of the second eddy flow impeller 8 is greater than the axial length of the first eddy flow impeller 15, be provided with the second impurities removal path 10 that passes through for corresponding impurity between the inner tubal wall of the outer tube wall of the second air pipe 11 and corresponding the second cyclone tube 9, the conduit wall of the second impurities removal path 10 is provided with the second impurity discharging port 12, the second impurity discharging ports 12 places and is provided with the second eduction valve 13.
The working principle of this admission line is: air enters in the housing 1 through the first cyclone tube 5 of one-level coarse filtration structure, the partial impurities such as dust and water is first centrifugal by the first eddy flow impeller 15, then enter impurity-exhausting cavity 6 through the first impurity discharging passage 20, run up to a certain degree afterwards by the first eduction valve 7 it is got rid of; Entered into downtake pipe by the air after the filtration of one-level coarse filtration structure through the first air pipe 14, in like manner, air can further filter through secondary coarse filtration structure, one-level coarse filtration structure has consisted of the one-level strainer, secondary coarse filtration structure has consisted of secondary strainer 3, because the axial length of the second eddy flow impeller 8 is greater than the axial length of the first eddy flow impeller 15, make water and dust that larger settlement space be arranged, water smoke and water smoke or the impurity such as water smoke and dust collide when mobile mutually, bonding, easily form the dirt of larger quality, be subjected to the effect of centrifugal force larger, more be conducive to the eliminating of these impurity.
The screw of the inside and outside shell of the first coarse filtration connects, and makes things convenient for making and the maintenance of each housing, and certainly in other embodiment of the present utility model, the first coarse filtration inner casing and the first coarse filtration shell also can be made separately rear welding and be connected; The second cyclone tube can also be that single tube structure or three is managed, the multitube Parallel connection structure.
Claims (5)
1. novel air inlet path with two-stage strainer, comprise housing and the one-level coarse filtration structure with the first eddy flow impeller that wherein arranges, described housing comprises for the downtake pipe with corresponding Bas Discharged after one-level coarse filtration structure is filtered, it is characterized in that: be connected with secondary coarse filtration structure on the described downtake pipe, secondary coarse filtration structure comprises inlet end the second cyclone tube that is communicated with the outlet side of downtake pipe and the second eddy flow impeller that is arranged in the second cyclone tube, be fitted with the air outlet in the outlet side of the second cyclone tube for the second air pipe that links to each other with the suction port of corresponding air filter, be provided with the second impurity discharging passage that passes through for corresponding impurity between the inner tubal wall of the outer tube wall of described the second air pipe and the second cyclone tube, the conduit wall of described the second impurity discharging passage is provided with the second impurity discharging port, and the axial length of described the second eddy flow impeller is greater than the axial length of described the first eddy flow impeller.
2. novel air inlet path according to claim 1, it is characterized in that: described one-level coarse filtration structure comprises a plurality of the first cyclone tubes that are parallel-connection structure, the outlet side of each first cyclone tube all is fitted with the first air pipe, the outlet side of described the first air pipe links to each other with the inlet end of described downtake pipe, described the first eddy flow impeller correspondence is arranged in each first cyclone tube, be equipped with the first impurity discharging passage between the outer tube wall of each first air pipe and the inner tubal wall of corresponding the first cyclone tube, also be provided with the impurity-exhausting cavity that communicates with each first impurity discharging passage in the described housing, the chamber wall of described impurity-exhausting cavity is provided with the first impurity discharging port.
3. novel air inlet path according to claim 2, it is characterized in that: described housing comprises the first coarse filtration inner casing and the first coarse filtration shell that is fixedly connected with described the first coarse filtration inner casing, described each first cyclone tube is integrally formed on described the first coarse filtration shell, described each first air pipe is integrally formed on described the first coarse filtration inner casing, and described impurity-exhausting cavity is surrounded by described the first coarse filtration shell and the first coarse filtration inner casing.
4. novel air inlet path according to claim 3, it is characterized in that: described the first coarse filtration shell is fixedly connected with by screw with described the first coarse filtration inner casing.
5. novel air inlet path according to claim 1 is characterized in that: described the second cyclone tube is by two-tubely consisting of of being set up in parallel, and described the second eddy flow impeller correspondence is arranged in each pipe of the second cyclone tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220390306 CN202768189U (en) | 2012-08-08 | 2012-08-08 | Novel air inlet channel with two-level coarse filters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220390306 CN202768189U (en) | 2012-08-08 | 2012-08-08 | Novel air inlet channel with two-level coarse filters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202768189U true CN202768189U (en) | 2013-03-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220390306 Expired - Fee Related CN202768189U (en) | 2012-08-08 | 2012-08-08 | Novel air inlet channel with two-level coarse filters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202768189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711621A (en) * | 2014-01-04 | 2014-04-09 | 诸城市海得威机械有限公司 | Automatic dust exhaust pre-filter controlled by electromagnetic valve |
| CN110486201A (en) * | 2019-09-30 | 2019-11-22 | 山东泰全重型汽车配件股份有限公司 | A kind of air inlet flue type desert air strainer assembly and gas handling system |
-
2012
- 2012-08-08 CN CN 201220390306 patent/CN202768189U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711621A (en) * | 2014-01-04 | 2014-04-09 | 诸城市海得威机械有限公司 | Automatic dust exhaust pre-filter controlled by electromagnetic valve |
| CN110486201A (en) * | 2019-09-30 | 2019-11-22 | 山东泰全重型汽车配件股份有限公司 | A kind of air inlet flue type desert air strainer assembly and gas handling system |
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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: 20130306 Termination date: 20150808 |
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| EXPY | Termination of patent right or utility model |