CN210799183U - Upper air inlet type prefilter - Google Patents
Upper air inlet type prefilter Download PDFInfo
- Publication number
- CN210799183U CN210799183U CN201921906424.9U CN201921906424U CN210799183U CN 210799183 U CN210799183 U CN 210799183U CN 201921906424 U CN201921906424 U CN 201921906424U CN 210799183 U CN210799183 U CN 210799183U
- Authority
- CN
- China
- Prior art keywords
- rotor
- casing
- upper air
- air intake
- prefilter
- 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.)
- Active
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an go up air inlet type prefilter, including first casing, second casing, the fixed drum in center, rotor fixed bolster, centrifugal blade and dust exhaust rotor, first casing is connected with the second casing, and first casing is installed in the fixed drum in center, and centrifugal blade is connected to the week side of the fixed drum in center, and the air inlet is seted up to first casing, and the gas outlet is seted up to the second casing, and fixed drum fixed connection rotor fixed bolster in center, dust exhaust rotor install in the rotor fixed bolster. The embodiment adopts the mode of directly admitting air, reduces the resistance of admitting air, increases the air input, can satisfy present heavy truck requirement.
Description
Technical Field
The utility model relates to an auto-parts field, it is specific, relate to an go up air-intake type prefilter.
Background
The air prefilter is an important part of an air inlet system of a truck, the main function of the prefilter is to provide clean and sufficient fresh air for an engine, the air inlet structure of the traditional prefilter is simpler, and an air inlet side and an air outlet are arranged on the same side. When the engine works, fresh air passes through the air inlet side of the common prefilter and then passes through the air outlet, so the inventor thinks that the resistance is very large because the air inlet side and the air outlet are in the same direction, and the air enters the air inlet side, rotates 360 degrees and then flows out of the air outlet. The direct initiation of the increase of fuel consumption, insufficient combustion, black smoke emission, carbon deposition generated by an air valve, weakness of an engine, substandard tail gas emission and the like; these problems all contribute significantly to the efficiency and life of the engine.
SUMMERY OF THE UTILITY MODEL
Pneumatic design leads to the not enough of engine performance low in the air pre-filter structure for current car, the utility model aims at providing a pre-filter, its mode that adopts directly to admit air reduces the resistance of admitting air, increases the air input, can satisfy present heavy truck requirement.
The utility model aims at providing an go up air-intake prefilter.
In order to realize the purpose of the utility model, the utility model discloses a following technical scheme:
the utility model discloses an go up air inlet type prefilter, including first casing, second casing, the fixed drum in center, rotor fixed bolster, centrifugal blade and dust exhaust rotor, first casing is connected with the second casing, and first casing is installed in the fixed drum in center, and centrifugal blade is connected to the week side of the fixed drum in center, and the air inlet is seted up to first casing, and the gas outlet is seted up to the second casing, and fixed drum fixed connection rotor fixed bolster in center, dust exhaust rotor install in the rotor fixed bolster.
Further, first casing is including being annular bottom surface and connecting in the side of bottom surface, the bottom surface and the side of first casing all are equipped with the air inlet.
Further, the side of the first shell comprises a first side connected to the inner side of the bottom and a second side connected to the outer side of the bottom, and the air inlet is formed in the second side.
Furthermore, the second casing includes that the bottom surface that is annular and connect in the first side of bottom surface lateral surface, and the medial surface of bottom surface connects out the gas guide cylinder.
Furthermore, a dust exhaust port is formed in the first side face of the second shell.
Furthermore, the middle part of the rotor fixing support is bent to form a bent part, and the bent part of the rotor fixing support is connected with the dust exhaust rotor.
Further, the dust exhaust rotor comprises a rotating shaft and a plurality of dust exhaust blades, and the plurality of dust exhaust blades are connected to the rotating shaft in a centrosymmetric manner; the rotating shaft is connected with the rotor fixing support.
Furthermore, a plurality of dust exhaust blades are plates and are all parallel to the central shaft of the central fixed cylinder.
Furthermore, the dust exhaust rotor is connected to the rotor fixing support through a bearing, and the bearing is matched with the dust exhaust rotor in a penetrating mode.
Furthermore, the second shell is fixedly connected with the first shell through rivet riveting, and the first shell is connected with the second shell in a sealing mode.
When the engine operation is breathed in, the air that accompanies dust and rainwater passes through the sieve type air inlet and gets into by first casing, the fixed drum in center and centrifugal blade formation in, the air can produce rotatoryly through guide vane in the effect of negative pressure, on dust and rainwater can get rid of the inner wall of casing down under the effect of centrifugal force, rotatory air current can drive the dust exhaust rotor simultaneously and rotate, the dust exhaust rotor is with rainwater or dust from the dust exhaust mouth discharge external world, clean empty gas inlet gas outlet that gets into.
Compared with the prior art, the utility model discloses following beneficial effect has been obtained:
1) the utility model discloses in, utilize engine self negative pressure that admits air, do not need any other drive arrangement, simple structure, compactness, small have improved the filterable efficiency of dust, have prolonged the life of filter core, have reduced the change frequency of filter core to improve the operational environment of engine, improve engine work efficiency.
2) The utility model discloses in, adopt the structure of directly admitting air of the last air inlet formula that admits air from first casing, the direction of admitting air is diversified, and the resistance reduces greatly, has good drainage effect.
3) The utility model discloses a device can directly use present motorcycle type structure, can exchange with other prefilters, does not influence the on-vehicle installation uniformity, moreover the utility model discloses modular design, the installation is dismantled conveniently, and filter core structure repetitious usage maintains that the cost is lower, suitable popularization and application.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Figure 1 is an elevational view of an embodiment,
figure 2 is a schematic view of a central stationary cylinder and a dust exhaust rotor in an embodiment,
figure 3 is a schematic view of a first housing in an embodiment,
fig. 4 is a schematic view of a second housing in the embodiment.
In the figure, 1-a first shell, 11-an air inlet, 2-a second shell, 21-a dust exhaust port, 3-an air outlet, 4-a central fixed cylinder, 5-a rotor fixed support, 6-a centrifugal blade and 7-a dust exhaust rotor.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not intended to indicate or imply relative importance.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Just as the background art, pneumatic design leads to the not enough of engine performance low in the air pre-filter structure for current car, the utility model aims at providing a pre-filter, and its adopts the direct mode of admitting air, reduces the resistance of admitting air, increases the air input, can satisfy present heavy truck requirement, and it is right to combine drawing and detailed implementation now the utility model discloses further explain.
Example 1
The embodiment discloses an upper air inlet type prefilter, which comprises a first shell 1, a second shell 2, a central fixing cylinder 4, a rotor fixing support 5, centrifugal blades 6 and a dust exhaust rotor 7, wherein the first shell 1 is connected with the second shell 2, the first shell 1 is installed on the central fixing cylinder 4, the peripheral side of the central fixing cylinder is connected with the centrifugal blades 6, the first shell 1 is provided with an air inlet 11, the second shell 2 is provided with an air outlet 3, the central fixing cylinder 4 is fixedly connected with the rotor fixing support 5, and the dust exhaust rotor 7 is installed on the rotor fixing support 5.
The side of the first shell 1 comprises a first side connected to the inner side of the bottom and a second side connected to the outer side of the bottom, and the air inlet is arranged on the second side.
The second shell 2 comprises an annular bottom surface and a first side surface connected to the outer side surface of the bottom surface, and the inner side surface of the bottom surface is connected with the air outlet guide cylinder.
The first side surface of the second shell 2 is also provided with a dust exhaust port 21.
The middle part of the rotor fixing support 5 is bent to form a bent part, and the bent part of the rotor fixing support is connected with the dust exhaust rotor 7.
The dust exhaust rotor 7 comprises a rotating shaft and a plurality of dust exhaust blades, and the plurality of dust exhaust blades are connected to the rotating shaft in a centrosymmetric manner; the rotating shaft is connected with the rotor fixing bracket 5.
The plurality of dust exhaust blades are plates and are all parallel to the central shaft of the central fixed cylinder 4.
The dust exhaust rotor 7 is connected to the rotor fixing support 5 through a bearing, and the bearing is matched with the dust exhaust rotor 7 in a penetrating mode.
The second shell 2 is fixedly connected with the first shell 1 through rivet riveting, and the first shell 1 is connected with the second shell 2 in a sealing mode.
When the engine operates and inhales air, air accompanied with dust and rainwater enters a space formed by the air inlet upper shell 1, the central fixed cylinder 4 and the centrifugal blades 6 through the sieve-type air inlet 11, the air can rotate under the action of negative pressure through the guide blades 6, the dust and the rainwater can be thrown onto the inner wall of the lower shell 2 under the action of centrifugal force, meanwhile, the rotating air flow can simultaneously drive the dust exhaust rotor 7 to rotate, the dust exhaust rotor 7 exhausts the rainwater or the dust from the dust exhaust port 2.1 to the outside, and clean air enters the air outlet 3.
In the embodiment, the traditional fold-back air inlet mode is changed into a linear air inlet mode, the air outlet 3 and the mounting bracket are completely consistent with the original prefilter, parts of the chassis (including the air outlet rubber tube, the dry type filter rubber tube and the mounting bracket) are greatly shared, and the production and management costs are reduced.
In this example, a flow resistance test was conducted at 1800m3The intake resistance is only 0.8kpa at the flow rate/h, the intake resistance is very small, and the working efficiency of the engine is improvedAnd the matching requirement is greatly met.
The results of the experiments are shown in the following table:
| time of day | Rated flow ratio (%) | Flow (m/h) | Measured resistance value (kPa) |
| 2019/7/24 8:32 | 50.0 | 1000.0 | 0.27 |
| 2019/7/24 8:32 | 60.0 | 1200.0 | 0.38 |
| 2019/7/24 8:33 | 70.0 | 1400.0 | 0.50 |
| 2019/7/24 8:33 | 80.0 | 1600.0 | 0.66 |
| 2019/7/24 8:33 | 90.0 | 1800.0 | 0.80 |
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an upper air inlet type prefilter which characterized in that, includes first casing, second casing, the fixed drum in center, rotor fixed bolster, centrifugal blade and dust exhaust rotor, and first casing is connected with the second casing, and first casing is installed in the fixed drum in center, and centrifugal blade is connected to the week side of the fixed drum in center, and the air inlet is seted up to first casing, and the gas outlet is seted up to the second casing, fixed drum fixed connection rotor fixed bolster in center, and the dust exhaust rotor is installed in rotor fixed bolster.
2. The upper air intake prefilter of claim 1 wherein said first housing includes an annular bottom surface and side surfaces connected to said bottom surface, said first housing being provided with air inlets at both said bottom surface and said side surfaces.
3. The upper air intake prefilter of claim 2 wherein said first housing side surfaces include a first side surface connected to said inner bottom side edge and a second side surface connected to said outer bottom side edge, said air intake being located at said second side surface.
4. The upper air intake prefilter of claim 1 wherein said second housing includes an annular bottom surface and a first side surface connected to an outer side surface of said bottom surface, said inner side surface of said bottom surface being connected to said air guiding barrel.
5. The upper air intake prefilter of claim 4 wherein said first side of said second housing is further defined by a dust exhaust opening.
6. The upper air intake prefilter of claim 1 wherein said rotor attachment bracket has a bend formed at the middle thereof, said bend of said rotor attachment bracket being connected to said dirt extraction rotor.
7. The upper air intake prefilter of claim 1 wherein said dirt extraction rotor comprises a rotating shaft and a plurality of dirt extraction vanes, said plurality of dirt extraction vanes being attached to said rotating shaft in a central symmetry; the rotating shaft is connected with the rotor fixing support.
8. The upper air intake prefilter of claim 7 wherein said plurality of dirt removing vanes are plate members and wherein said plurality of dirt removing vanes are parallel to the central axis of said central stationary cylinder.
9. The upper air intake prefilter according to claim 1 wherein said dust extraction rotor is attached to said rotor mounting bracket by a bearing, said bearing and said dust extraction rotor being in interference fit.
10. The upper air intake prefilter of claim 1 wherein said second housing is fixedly attached to said first housing by rivet-fastening, said first housing and said second housing being sealingly attached to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906424.9U CN210799183U (en) | 2019-11-06 | 2019-11-06 | Upper air inlet type prefilter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906424.9U CN210799183U (en) | 2019-11-06 | 2019-11-06 | Upper air inlet type prefilter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799183U true CN210799183U (en) | 2020-06-19 |
Family
ID=71245023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921906424.9U Active CN210799183U (en) | 2019-11-06 | 2019-11-06 | Upper air inlet type prefilter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210799183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832936A (en) * | 2020-12-31 | 2021-05-25 | 山东泰全重型汽车配件股份有限公司 | Integrated double-inlet double-outlet three-stage filtering air inlet system of engine and engine |
-
2019
- 2019-11-06 CN CN201921906424.9U patent/CN210799183U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832936A (en) * | 2020-12-31 | 2021-05-25 | 山东泰全重型汽车配件股份有限公司 | Integrated double-inlet double-outlet three-stage filtering air inlet system of engine and engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210799183U (en) | Upper air inlet type prefilter | |
| CN201246247Y (en) | Air filter of automobile engine | |
| CN102580413B (en) | Bag type dust remover with air purification device | |
| CN203584632U (en) | Air inflow prefilter for engineering machinery engine | |
| CN104595067A (en) | Air filter for engine | |
| CN203040766U (en) | Portable type electric protection mask | |
| CN104406257A (en) | Centrifugal fan combined air purifier | |
| CN209828600U (en) | A multi-stage filtration exhaust device for pharmaceutical factory | |
| CN207363955U (en) | Turbocharger air compressor shell | |
| CN212296664U (en) | Novel air filter, assembly and engineering machinery | |
| CN112833504B (en) | Low-loss filter element type air purifier | |
| CN210977718U (en) | Air filter | |
| CN110013716B (en) | Water washing device and air purifier thereof | |
| CN204061240U (en) | Centrifugal axial-flow blower | |
| CN208275175U (en) | A kind of cleaner applied to environmental protection | |
| CN205779340U (en) | Heavy truck electromotor air filter device | |
| CN208504595U (en) | A kind of distributing air purifier | |
| CN218542440U (en) | Air prefilter | |
| CN105709550A (en) | Combined dust remover | |
| CN208996845U (en) | Twin-stage cyclone pipe gas handling system with blower injection | |
| CN205655435U (en) | Elevator ventilation system | |
| CN201239585Y (en) | Sheet frame type air filter of novel filter material structure | |
| CN201057113Y (en) | Improved air-intake flat pipe of heavy-duty car | |
| CN202628341U (en) | Air filter with air flow guide function | |
| CN205351554U (en) | Energy -saving air purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |