CN111412090A - Air inlet dust exhaust device, air filter and mini-tiller - Google Patents
Air inlet dust exhaust device, air filter and mini-tiller Download PDFInfo
- Publication number
- CN111412090A CN111412090A CN202010210636.4A CN202010210636A CN111412090A CN 111412090 A CN111412090 A CN 111412090A CN 202010210636 A CN202010210636 A CN 202010210636A CN 111412090 A CN111412090 A CN 111412090A
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- Prior art keywords
- air
- dust exhaust
- air inlet
- air filter
- exhaust device
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- 239000000428 dust Substances 0.000 title claims abstract description 98
- 230000001154 acute effect Effects 0.000 claims abstract description 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims description 16
- 239000010705 motor oil Substances 0.000 claims description 11
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 208000035874 Excoriation Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 235000006506 Brasenia schreberi Nutrition 0.000 description 1
- 244000267222 Brasenia schreberi Species 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/022—Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls
- F02M35/0226—Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls by gravity or by mass inertia, e.g. labyrinths, deflectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02441—Materials or structure of filter elements, e.g. foams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/026—Air cleaners acting by guiding the air over or through an oil or other liquid bath, e.g. combined with filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/082—By-pass means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an air inlet dust exhaust device for an air filter, the air filter with the air inlet dust exhaust device and a mini-tiller with the air filter. The air inlet dust exhaust device for the air filter comprises an upper shell and a waterproof cover, wherein the upper shell is of a cylindrical structure with an opening at the upper end, and the waterproof cover is arranged at the opening; go up the casing lateral wall and be close to its opening part and be provided with the ash discharge mouth, the bottom surface is provided with a plurality of air inlets, and the air inlet is annular array evenly distributed along bottom surface circumference outward flange, and the air inlet is equipped with the guide plate, and the guide plate inclines to the casing inside along the circumferencial direction, and it is the same with last casing bottom surface formation acute angle and all guide plate inclination. The air with dust enters from the air inlet, forms cyclone through the diversion of the guide plate and rotates and rises in the upper shell, and the air after primary dust discharge enters the filtering device again after the dust rotates to the dust discharge port and can be discharged out of the upper shell, so that the pressure of the filtering device is reduced, and the performance of the air filter is further improved.
Description
Technical Field
The invention relates to the technical field of mini-tiller air filter manufacturing, in particular to an air inlet dust exhaust device for an air filter, the air filter with the air inlet dust exhaust device and a mini-tiller with the air filter.
Background
The invention relates to an oil bath type air filter and a mini-tiller in the Chinese patent number 201810739421.4, and discloses the oil bath type air filter for the mini-tiller, wherein an air inlet device only has an air inlet function and is completely filtered by a filtering device in a lower shell, most dust in the environment of the mini-tiller is larger, the filtering capability of the filtering device is limited, actual working requirements cannot be better met, a user still has a lot of early abrasion of an engine under the condition of normal maintenance, the service life is shortened, serious loss is caused, and the agricultural planting cost is obviously increased.
Therefore, it is an urgent need to solve the problem of providing an air inlet and dust exhaust device capable of exhausting part of dust while air is being introduced.
Disclosure of Invention
One object of the present invention is to provide an air intake and dust exhaust device for an air filter, which can exhaust a part of dust in air while air is being intake, reduce the burden of the filter device, and prolong the service life of an engine.
The second purpose of the invention is to provide an air filter for a mini-tiller, which is provided with the air inlet dust exhaust device.
The third purpose of the invention is to provide a mini-tiller with the air filter.
The air inlet and dust exhaust device for the air filter comprises an upper shell, a dust exhaust device and a dust exhaust device, wherein the upper shell is of a cylindrical structure with an open upper end; the waterproof cover is arranged at the opening; go up the casing lateral wall and be close to its opening part and be provided with the ash discharge mouth, the bottom surface is provided with a plurality of air inlets, and the air inlet is annular array evenly distributed along bottom surface circumference outward flange, and the air inlet is equipped with the guide plate, and the guide plate inclines to the casing inside along the circumferencial direction, and it is the same with last casing bottom surface formation acute angle and all guide plate inclination.
According to the technical scheme, the air with dust enters from the air inlet, is guided by the guide plate to form the cyclone, rotates and rises in the upper shell, when the dust rotates to the dust outlet, the dust can be discharged out of the upper shell, and the air subjected to primary dust discharge enters the filtering device for filtering, so that the pressure of the filtering device is reduced, and the performance of the air filter is further improved.
According to the invention, the inner wall of the upper shell is provided with an ash discharge groove, the ash discharge groove is spiral, one end of the ash discharge groove is communicated with the air inlet, and the other end of the ash discharge groove is communicated with the ash discharge port.
The beneficial effect who adopts above-mentioned technical scheme to produce is that the guide dust that the ash discharge recess can be better gets into the ash discharge mouth from the air inlet to promote the discharge amount of dust, the ash discharge recess sets up according to the wind direction spiral, more is favorable to the dust to discharge.
Preferably, the diameter of the ash discharge port is 5mm-8 mm.
Adopt above-mentioned technical scheme to produce beneficial effect be, can guarantee that the dust can discharge through the ash discharge mouth smoothly, remain sufficient wind-force simultaneously and get into filter equipment.
According to the invention, the middle of the bottom surface of the upper shell is provided with a first through hole, and the diameter of the first through hole is smaller than that of the bottom surface of the upper shell.
The air inlet and dust exhaust device has the beneficial effects that the metal pipeline penetrates through the first through hole to connect the air inlet and dust exhaust device with the lower shell.
According to the invention, the edge of the waterproof cover is bent downwards to be tightly buckled with the upper shell.
Adopt the beneficial effect that above-mentioned technical scheme produced to seal the last casing, prevent that moisture from getting into.
According to the invention, the middle part of the waterproof cover is provided with a second through hole which is fixedly connected and communicated with the lower shell.
The air inlet and dust exhaust device has the advantages that the screw rod on the base of the air filter can pass through the second through hole and is fastened by the butterfly nut, and the air inlet and dust exhaust device is fixed on the air filter.
According to the invention, the device further comprises feet which extend downwards along the circumference of the lower end of the upper shell and are arranged at intervals; and the reinforcing ribs are radially arranged along the bottom of the upper shell and are fixed with the corresponding bottom feet.
The air inlet and dust exhaust device has the advantages that the reinforcing ribs and the bottom feet have supporting and stabilizing effects on the upper shell, so that the air inlet and dust exhaust device can be placed on the upper surface of the lower shell.
According to the invention, the upper shell and the waterproof cover are made of transparent materials.
Adopt above-mentioned technical scheme to produce the beneficial effect be, can see clearly from the outside the dust of inside how much, be convenient for shut down at any time and carry out the maintenance to extension engine life, preferred, can be made by the PC material.
An air filter for a micro-cultivator according to the invention comprises: the air inlet and dust exhaust device for the air filter is as claimed in any one of claims 1 to 8, and a non-woven fabric filter layer and a paper filter are sequentially arranged inside the air inlet and dust exhaust device; the upper layer in the lower shell is provided with a simple medium-density sponge, the outer side surface of the lower shell corresponding to the internal medium-density sponge is provided with an air outlet, and the lower layer in the lower shell is provided with an engine oil bin for containing engine oil; the air inlet and dust exhaust device is connected and communicated with the lower shell through the metal pipeline; the bottom of the paper filter is communicated with the upper port of the metal pipeline; the lower port of the metal pipeline penetrates through the medium-density sponge and extends into the engine oil bin.
According to the technical scheme, the air filter for the mini-tiller is provided with the air inlet and dust exhaust device for the air filter, so that part of dust can be exhausted before air enters the filter device, the air filter can bear more dust, and the performance of the air filter is improved.
The invention relates to a micro-cultivator, comprising: the air filter is the air filter for the mini-tiller according to the invention.
According to the technical scheme, the air filter for the mini-tiller is mounted on the mini-tiller, so that part of dust can be removed before air enters the filter device, the mini-tiller cannot cause early abrasion of an engine even in a larger dust environment, the service life of the engine is prolonged, and the agricultural planting cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an air filter for a micro-cultivator, which is provided by the invention;
FIG. 2 is a schematic perspective view of an air intake and dust exhaust device for an air filter according to the present invention;
FIG. 3 is a front view of an air intake and dust exhaust apparatus for an air filter according to the present invention;
FIG. 4 is a top view of an air intake and dust exhaust apparatus for an air filter according to the present invention;
FIG. 5 is a bottom view of an air intake and dust exhaust apparatus for an air filter according to the present invention; reference numerals:
the air inlet and dust exhaust device 1 is provided with a dust exhaust device,
an upper shell 11, an ash discharge port 111, an air inlet 112, a guide plate 113, a first through hole 114, a bottom foot 115, a reinforcing rib 116, a non-woven fabric filter layer 13, a paper filter 14,
the water shield 12, the second through-hole 121,
a lower shell 2, a medium-density sponge 21, an air outlet 22, an engine oil bin 23,
a metal pipe 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
An intake dust exhaust apparatus for an air filter according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 2 to 5, an air intake and dust exhaust apparatus for an air filter according to an embodiment of the present invention includes an upper case 11 and a waterproof cover 12.
Specifically, the upper housing 11 is a cylindrical structure with an open upper end; the waterproof cover 12 covers the opening.
As shown in fig. 2, the side wall of the upper casing 11 near the opening thereof is provided with an ash discharge port 111, the bottom surface is provided with a plurality of air inlets 112, the air inlets 112 are uniformly distributed along the circumferential outer edge of the bottom surface in an annular array, the air inlets 112 are provided with guide plates 113, the guide plates 113 are inclined towards the inside of the upper casing 11 along the circumferential direction, and form an acute angle with the bottom surface of the upper casing 11, and the inclination angles of all the guide plates 113 are the same.
According to an embodiment of the present invention, the inner wall of the upper housing 11 is provided with an ash discharge groove, the ash discharge groove is spiral, and one end of the ash discharge groove is communicated with the air inlet 112, and the other end is communicated with the ash discharge port 111. The dust discharging groove can better guide dust to enter the dust discharging port 111 from the air inlet 112, so that the dust discharging amount is improved, and the dust discharging groove is spirally arranged according to the wind direction, so that the dust discharging is facilitated.
Advantageously, the diameter of the dust outlet 111 is 5mm to 8mm, which ensures that dust can be smoothly discharged through the dust outlet 111 while sufficient wind power is maintained to enter the filter device, and more advantageously, the diameter of the dust outlet 111 is 6 mm.
According to an embodiment of the present invention, a first through hole 114 is formed in the middle of the bottom surface of the upper housing 11, and the diameter of the first through hole 114 is smaller than that of the bottom surface of the upper housing 11. The metal pipe 3 passes through the first through hole 114 to connect the air inlet and dust exhaust apparatus 1 of the present invention with the lower housing 2.
As shown in fig. 3, according to an embodiment of the present invention, the circumferential edge of the waterproof cover 12 is bent downward to tightly engage with the upper housing 11. The upper case 11 is sealed against the ingress of moisture.
As shown in fig. 4, according to an embodiment of the present invention, the waterproof cover 12 is provided with a second through hole 121 at the middle portion thereof for fixedly connecting and communicating with the lower case 2. A screw (not shown) on the base of the lower casing can pass through the second through hole 121 and is fastened by a wing nut, so that the air inlet and dust exhaust device 1 of the invention is fixed on the lower casing.
According to an embodiment of the present invention, the present invention further comprises feet 115, wherein the feet 115 extend downwards along the circumference of the lower end of the upper housing 11 and are arranged at intervals; and the reinforcing ribs 116 are arranged along the radial direction of the bottom of the upper shell 11, and are fixed with the corresponding feet 115. The ribs 116 and the feet 115 support and stabilize the upper housing 11, so that the dust exhaust and air intake device 1 of the present invention can be placed on the upper surface of the lower housing.
It is more advantageous that the upper housing 11 and the waterproof cover 12 are made of transparent material, so that the dust inside can be seen from the outside, and the engine can be conveniently stopped for maintenance, thereby prolonging the service life of the engine.
An air filter for a micro-farming machine according to an embodiment of the second aspect of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, an air filter for a micro-cultivator according to an embodiment of the invention comprises: the dust exhaust device comprises an air inlet dust exhaust device 1, a lower shell 2 and a metal pipeline 3, wherein the air inlet dust exhaust device 1 is connected with the lower shell 2 through the metal pipeline 3;
specifically, the air inlet dust exhaust device 1 is internally provided with a non-woven fabric filter layer 13 and a paper filter 14 in sequence, and the bottom of the paper filter 14 is communicated with the upper port of the metal pipeline 3.
A middle-density sponge 21 in a simple body shape is arranged at the upper layer in the lower shell 2, and an air outlet 22 is arranged on the outer side surface of the lower shell 2 corresponding to the middle-density sponge 21;
wherein, the lower layer in the lower shell 2 is provided with an engine oil bin 23 for containing engine oil;
the lower port of the metal pipeline 3 passes through the medium density sponge 21 and extends into the engine oil bin 23.
According to the air filter for the mini-tiller, the air inlet dust exhaust device 1 for the air filter is installed, so that part of dust can be exhausted before air enters the filter device, the air filter can bear more dust, and the performance of the air filter is improved.
The micro-farming machine according to the third aspect of the present invention will be described in detail.
According to the embodiment of the invention, the mini-tiller comprises: the air filter is the air filter for the mini-tiller according to the invention.
According to the micro-cultivator provided by the embodiment of the invention, the air filter for the micro-cultivator is arranged, so that part of dust can be removed before air enters the filter device, the micro-cultivator cannot cause early wear of an engine even in a larger dust environment, the service life of the engine is prolonged, and the agricultural planting cost is reduced.
The working principle of the air inlet and dust exhaust device for the air filter is as follows:
the air inlet and dust exhaust device 1 for the air filter is arranged at the upper part of a lower shell 2, a metal pipeline 3 penetrates through a first through hole 114 at the bottom of an upper shell 11, the air inlet and dust exhaust device 1 is connected and communicated with the lower shell 2, a screw rod on a base of the lower shell 2 penetrates through the metal pipeline 3 and passes through a second through hole 121, and a butterfly nut is fastened at the top of a waterproof cover 12 to complete the assembly of the air filter. When the dust removal device works, as shown by an arrow in the attached drawing 1, air with dust enters the upper shell 11 from the air inlet 112, is guided by the guide plate 113 to form cyclone and rotates and rises in the upper shell 11, when the dust rotates to the dust discharge port 111, the dust is discharged out of the upper shell 11, the air subjected to primary dust discharge enters the non-woven fabric filter layer 13 and the paper filter 14, and then enters the lower shell 2 through the metal pipeline 3 for filtration. The staff can observe the inside dust exhaust condition through transparent material's last casing 11, when the dust is more, in time stop the engine operation, maintain the maintenance to avoid the early wearing and tearing of engine, improved the life of engine.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An air intake and dust exhaust apparatus for an air filter, comprising:
the upper shell (11), the upper shell (11) is a cylindrical structure with an opening at the upper end; and
the waterproof cover (12) is arranged at the opening in a covering mode, and the waterproof cover (12) covers the opening;
go up casing (11) lateral wall and be close to its opening part and be provided with ash discharge opening (111), the bottom surface is provided with a plurality of air inlets (112), air inlet (112) are annular array evenly distributed along bottom surface circumference outward flange, air inlet (112) department is equipped with guide plate (113), guide plate (113) to go up casing (11) inside extension and all follow the circumferencial direction slope unanimously, with go up casing (11) bottom surface formation acute angle.
2. The air inlet and dust exhaust device for the air filter is characterized in that an ash exhaust groove is formed in the inner wall of the upper shell (11), the ash exhaust groove is spiral, one end of the ash exhaust groove is communicated with the air inlet (112), and the other end of the ash exhaust groove is communicated with the ash exhaust port (111).
3. An air intake and dust exhaust device for an air filter according to claim 2, wherein the dust exhaust port (111) has a diameter of 5mm to 8 mm.
4. An air intake and dust exhaust device for an air filter according to claim 2, wherein the upper housing (11) is provided with a first through hole (114) in the middle of the bottom surface, and the diameter of the first through hole (114) is smaller than that of the bottom surface of the upper housing (11).
5. The air intake and dust exhaust device for the air filter is characterized in that the circumferential edge of the waterproof cover (12) is bent downwards to be tightly buckled with the upper shell (11).
6. The air intake and dust exhaust device for the air filter is characterized in that the middle of the waterproof cover (12) is provided with a second through hole (121) for fixedly connecting and communicating with the lower shell (2) of the air filter.
7. An air intake and dust exhaust apparatus for an air filter according to claim 6, further comprising:
feet (115), wherein the feet (115) extend downwards along the circumference of the lower end of the upper shell (11) and are arranged at intervals; and
the reinforcing ribs (116) are radially arranged along the bottom of the upper shell (11) and are fixed with the corresponding bottom feet (115).
8. An air inlet and dust exhaust device for an air filter according to any one of claims 1 to 7, wherein the upper housing (11) and the waterproof case (12) are made of a transparent material.
9. An air filter for a mini-tiller, comprising:
an air inlet and dust exhaust device (1) for an air filter as claimed in any one of claims 1 to 8, wherein a non-woven fabric filter layer (13) and a paper filter (14) are arranged in the air inlet and dust exhaust device (1) in sequence,
the engine oil storage device comprises a lower shell (2), wherein a simple medium-density sponge (21) is arranged on the upper layer in the lower shell (2), an air outlet (22) is formed in the outer side surface of the lower shell (2) corresponding to the internal medium-density sponge (21), and an engine oil bin (23) for containing engine oil is arranged on the lower layer in the lower shell (2);
the air inlet and dust exhaust device (1) is connected and communicated with the lower shell (2) through the metal pipeline (3);
the bottom of the paper filter (14) is communicated with the upper port of the metal pipeline (2);
the lower port of the metal pipeline (3) penetrates through the medium-density sponge (2) and extends into the engine oil bin (23).
10. A micro-cultivator is characterized by comprising: the air filter for a mini-tiller of claim 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922188027 | 2019-12-09 | ||
| CN2019221880279 | 2019-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111412090A true CN111412090A (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020375459.0U Active CN212003385U (en) | 2019-12-09 | 2020-03-23 | Air inlet dust exhaust device, air filter and mini-tiller |
| CN202010210636.4A Pending CN111412090A (en) | 2019-12-09 | 2020-03-23 | Air inlet dust exhaust device, air filter and mini-tiller |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020375459.0U Active CN212003385U (en) | 2019-12-09 | 2020-03-23 | Air inlet dust exhaust device, air filter and mini-tiller |
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| Country | Link |
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| CN (2) | CN212003385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499646A (en) * | 2021-09-09 | 2021-10-15 | 南通道奇家纺有限公司 | Air filter for workshop |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212003385U (en) * | 2019-12-09 | 2020-11-24 | 云南豪祥农业科技有限公司 | Air inlet dust exhaust device, air filter and mini-tiller |
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|---|---|---|---|---|
| CN201215054Y (en) * | 2008-06-25 | 2009-04-01 | 蔡康农 | Turning backair-intake air prefilter |
| CN201627656U (en) * | 2009-11-03 | 2010-11-10 | 金坛市峨嵋农机动力机械厂 | Long-path oil-immersion air filter for diesel engine |
| CN203347948U (en) * | 2013-07-03 | 2013-12-18 | 宣化恒泰工程机械有限公司 | Dry-wet combined air filter system |
| CN207945024U (en) * | 2018-01-05 | 2018-10-09 | 潍柴动力股份有限公司 | A kind of air cleaner and engine |
| CN209724538U (en) * | 2019-04-10 | 2019-12-03 | 重庆宗申通用动力机械有限公司 | A kind of integral-type air filter |
| CN212003385U (en) * | 2019-12-09 | 2020-11-24 | 云南豪祥农业科技有限公司 | Air inlet dust exhaust device, air filter and mini-tiller |
-
2020
- 2020-03-23 CN CN202020375459.0U patent/CN212003385U/en active Active
- 2020-03-23 CN CN202010210636.4A patent/CN111412090A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201215054Y (en) * | 2008-06-25 | 2009-04-01 | 蔡康农 | Turning backair-intake air prefilter |
| CN201627656U (en) * | 2009-11-03 | 2010-11-10 | 金坛市峨嵋农机动力机械厂 | Long-path oil-immersion air filter for diesel engine |
| CN203347948U (en) * | 2013-07-03 | 2013-12-18 | 宣化恒泰工程机械有限公司 | Dry-wet combined air filter system |
| CN207945024U (en) * | 2018-01-05 | 2018-10-09 | 潍柴动力股份有限公司 | A kind of air cleaner and engine |
| CN209724538U (en) * | 2019-04-10 | 2019-12-03 | 重庆宗申通用动力机械有限公司 | A kind of integral-type air filter |
| CN212003385U (en) * | 2019-12-09 | 2020-11-24 | 云南豪祥农业科技有限公司 | Air inlet dust exhaust device, air filter and mini-tiller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499646A (en) * | 2021-09-09 | 2021-10-15 | 南通道奇家纺有限公司 | Air filter for workshop |
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| Publication number | Publication date |
|---|---|
| CN212003385U (en) | 2020-11-24 |
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