CN207660735U - A kind of guiding device, a kind of air filter and a kind of engine - Google Patents
A kind of guiding device, a kind of air filter and a kind of engine Download PDFInfo
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- CN207660735U CN207660735U CN201721625382.2U CN201721625382U CN207660735U CN 207660735 U CN207660735 U CN 207660735U CN 201721625382 U CN201721625382 U CN 201721625382U CN 207660735 U CN207660735 U CN 207660735U
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- Prior art keywords
- guiding device
- air
- cylinder
- filter
- air filter
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Abstract
The utility model discloses a kind of guiding devices, are applied to air filter, including flow deflector and cylinder, the venthole of multiple sidings through cylinder is offered on cylinder.Multiple ventholes can increase air circulation cross-section, therefore can reduce air flow resistance.When air filter works, partial air is without the gap between multiple flow deflectors, can the filter core external cylindrical surface covered by guiding device directly be flowed to by venthole, to take full advantage of the filter core part covered by guiding device, the integral filter effect for improving filter core achievees the purpose that synergy drop resistance.The invention also discloses a kind of air filter including above-mentioned guiding device and a kind of engines including the air filter.
Description
Technical field
The utility model is related to a kind of air filter technical field more particularly to guiding device, a kind of air filter and one kind
Engine.
Background technology
As shown in Figure 1 to Figure 3, existing air filter of engine includes air outlet 01, air inlet 02, water conservancy diversion dress
3, filter core 04 and dust-exhausting port 05 are set to 0, guiding device 03 includes flow deflector 06 and barrel surface 07.Wherein, guiding device 03 and filter core
Have certain interval between 04 external cylindrical surface, the barrel surface 07 of guiding device 03 is solid surface, hinders air circulation, from air into
After the air that gas port 02 enters must first pass through from the gap between multiple flow deflectors 06, then flow to 04 cylindrical surface of filter core, the area
Domain air circulation cross-section is smaller, causes air flow resistance larger.Meanwhile the filter core part covered by guiding device 03 cannot be by
It makes full use of, reduces the integral filter effect of filter core 04.
Utility model content
In order to solve the above technical problems existing in the prior art, the utility model provides a kind of novel water conservancy diversion dress
It sets, which can reduce gas handling system resistance, together while ensureing that filter core cylindrical surface has fair speed uniformity
When, the filter effect of the filter core covered by guiding device also can be improved, achieve the purpose that synergy drop resistance.The utility model it is another
A purpose is to provide a kind of air filter including above-mentioned guiding device and the engine including the air filter.
To achieve the goals above, the utility model provides following technical solution：
A kind of guiding device is applied to air filter, including flow deflector and cylinder, is offered on the cylinder multiple through institute
State the venthole of the siding of cylinder.
Preferably, in above-mentioned guiding device, multiple ventholes are evenly distributed on the circumferential direction of the cylinder.
Preferably, in above-mentioned guiding device, the venthole is circular hole, elliptical aperture or polygonal hole.
Preferably, in above-mentioned guiding device, the aperture of multiple ventholes is equal.
Preferably, in above-mentioned guiding device, the distance between edge of the two neighboring venthole is less than described logical
The aperture of stomata.
Guiding device provided by the utility model is applied to air filter, including flow deflector and cylinder, is offered on cylinder more
The venthole of a siding through cylinder.Multiple ventholes can increase air circulation cross-section, therefore can reduce air flowing
Resistance.When air filter works, partial air is without the gap between multiple flow deflectors, you can directly passes through venthole stream
It is improved to the filter core external cylindrical surface covered by guiding device to take full advantage of the filter core part covered by guiding device
The integral filter effect of filter core achievees the purpose that synergy drop resistance.
The utility model additionally provides a kind of air filter including the above guiding device.The advantageous effect that the air filter generates
The derivation of advantageous effect brought of derivation and above-mentioned guiding device it is substantially similar, therefore repeats no more herein.
The utility model additionally provides a kind of engine including the above air filter.The advantageous effect that the engine generates
Derivation and the derivation for the advantageous effect that above-mentioned guiding device is brought are substantially similar, therefore repeats no more herein.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is existing air filter structural schematic diagram；
Fig. 2 is existing guiding device structural schematic diagram；
Fig. 3 is another viewing angle constructions schematic diagram of existing guiding device；
Fig. 4 is the guiding device structural schematic diagram in the utility model specific embodiment；
Fig. 5 is another viewing angle constructions schematic diagram of the guiding device in the utility model specific embodiment.
In Fig. 1 to Fig. 3：
01- air outlets, 02- air inlets, 03- guiding devices, 04- filter cores, 05- dust-exhausting ports, 06- flow deflectors,
07- barrel surfaces；
In Fig. 4 and Fig. 5：
1- flow deflectors, 2- cylinders, 3- ventholes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 4 and Fig. 5 are please referred to, Fig. 4 is the guiding device structural schematic diagram in the utility model specific embodiment, and Fig. 5 is
Another viewing angle constructions schematic diagram of guiding device in the utility model specific embodiment.
A kind of guiding device is applied to air filter, including flow deflector 1 and cylinder 2, is offered on cylinder 2 multiple through circle
The venthole 3 of the siding of cylinder 2.Multiple ventholes 3 can increase air circulation cross-section, therefore can reduce air flow resistance.
When air filter works, into air filter partial air without the gap between multiple flow deflectors 1, you can directly pass through
Venthole 3 flows to the filter core external cylindrical surface covered by guiding device, increases air circulation cross-section product, to reduce flowing resistance
Power improves the integral filter effect of filter core to take full advantage of the filter core part covered by guiding device, reaches synergy drop
The purpose of resistance.
It should be noted that the quantity of the size of the multiple ventholes 3 opened up on above-mentioned cylinder 2, venthole 3
And the position needs of venthole 3 are matched according to air mass flow size, air inlet present position, it is ensured that filter
Wicking surface has higher velocity uniformity.Velocity uniformity refers to extent of deviation of each measuring point speed relative to average speed.
Preferably, multiple ventholes 3 are evenly distributed on to the circumferential direction of cylinder 2, as shown in Figure 4 and Figure 5 in this programme.When
So, multiple ventholes 3 can also be designed as uneven distribution by this programme, such as in 2 siding face air inlet of cylinder
3 quantity of venthole of Position Design is less than 3 quantity of venthole of other positions.
It should be noted that the shape of the venthole 3 on cylinder 2 is not limited to round hole, be also designed to elliptical aperture,
Square hole or other polygonal holes etc., this some holes can increase air circulation cross-section product, for the ease of fabricating, in this programme
Venthole 3 be both designed as circular hole.
Preferably, the aperture of above-mentioned multiple ventholes 3 is equal, and certainly, this programme can also be by the hole of multiple ventholes 3
Diameter is designed as unequal, and repeats no more herein.
In order to further expand air circulation cross-section product, it is preferable that the distance between edge of two neighboring venthole 3 is small
In the aperture of venthole 3, the siding of cylinder 2 can be so designed to the structure of metalloid net, to more expand
Air circulation cross-section is accumulated.
In conclusion the guiding device that this programme provides can have fair speed uniformity ensureing filter core cylindrical surface
Meanwhile reducing the intake resistance of gas handling system；Meanwhile the overcurrent effect of the filter core covered by guiding device also can be improved, reach
The purpose of synergy drop resistance.
The utility model additionally provides a kind of air filter including the above guiding device.The advantageous effect that the air filter generates
The derivation of advantageous effect brought of derivation and above-mentioned guiding device it is substantially similar, therefore repeats no more herein.
The utility model additionally provides a kind of engine including the above air filter.The advantageous effect that the engine generates
Derivation and the derivation for the advantageous effect that above-mentioned guiding device is brought are substantially similar, therefore repeats no more herein.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (7)
1. a kind of guiding device is applied to air filter, including flow deflector (1) and cylinder (2), which is characterized in that the cylinder (2)
On offer the ventholes (3) of multiple sidings through the cylinder (2).
2. guiding device according to claim 1, which is characterized in that multiple ventholes (3) are evenly distributed on described
The circumferential direction of cylinder (2).
3. guiding device according to claim 1, which is characterized in that the venthole (3) is circular hole, elliptical aperture or polygon
Shape hole.
4. guiding device according to any one of claim 1 to 3, which is characterized in that the hole of multiple ventholes (3)
Diameter is equal.
5. guiding device according to claim 4, which is characterized in that between the edge of the two neighboring venthole (3)
Distance be less than the venthole (3) aperture.
6. a kind of air filter, which is characterized in that include the guiding device as described in any one of claim 1 to 5.
7. a kind of engine, which is characterized in that including air filter as claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625382.2U CN207660735U (en) | 2017-11-29 | 2017-11-29 | A kind of guiding device, a kind of air filter and a kind of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625382.2U CN207660735U (en) | 2017-11-29 | 2017-11-29 | A kind of guiding device, a kind of air filter and a kind of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207660735U true CN207660735U (en) | 2018-07-27 |
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ID=62947614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721625382.2U Active CN207660735U (en) | 2017-11-29 | 2017-11-29 | A kind of guiding device, a kind of air filter and a kind of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207660735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762686A (en) * | 2017-11-29 | 2018-03-06 | 潍柴动力股份有限公司 | A kind of guiding device, a kind of air filter and a kind of engine |
-
2017
- 2017-11-29 CN CN201721625382.2U patent/CN207660735U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762686A (en) * | 2017-11-29 | 2018-03-06 | 潍柴动力股份有限公司 | A kind of guiding device, a kind of air filter and a kind of engine |
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