CN210829548U - Automobile air filter capable of automatically adjusting air quantity - Google Patents
Automobile air filter capable of automatically adjusting air quantity Download PDFInfo
- Publication number
- CN210829548U CN210829548U CN201922067944.1U CN201922067944U CN210829548U CN 210829548 U CN210829548 U CN 210829548U CN 201922067944 U CN201922067944 U CN 201922067944U CN 210829548 U CN210829548 U CN 210829548U
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- air
- inlet pipe
- air inlet
- baffle plate
- overpressure
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- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to an automobile air filter capable of automatically adjusting air quantity, belonging to the field of automobile accessories, a rectangular filter element is arranged in the center of the inner part of the air filter shell, a hollow L-shaped air inlet pipe is arranged at the lower part in front of the air filter, a conical air collecting cover is arranged at the inlet of the air inlet pipe, an oval overpressure exhaust port is arranged at the rear part of the middle part of the air inlet pipe, an oval baffle plate is arranged outside the overpressure exhaust port through a rectangular hinge, the rear part of the baffle plate is connected with the rear part of the air inlet pipe through a spiral tension spring, when an automobile runs at a high speed, airflow entering the air collecting cover from the head-on is guided into the air inlet pipe by the air collecting cover and then enters the air filter and the interior of the engine, and when the pressure of the gas entering the air inlet pipe is larger than 1kpa, the baffle plate can be expanded by the gas and then the gas is discharged from a gap between the baffle plate and the overpressure exhaust port so as to ensure the normal working air pressure of the engine.
Description
Technical Field
The utility model relates to a car air cleaner that can automatically regulated amount of wind belongs to the auto-parts field, and in-process air filter ware that in particular to car was gone at high speed can automatically regulated intake.
Background
The air filter element is used for filtering air entering the interior of the automobile engine and consists of an air inlet pipe, a filter shell, a filter element and an air outlet pipe. The engine of some automobiles is not equipped with a turbocharging system, the engine of the automobiles is negative pressure air intake, the inlet of the air filter air inlet pipe is basically hidden behind the headlamp or the cab, the air flow coming from the automobile in the driving process cannot directly enter the air inlet of the filter, but is sucked into the engine by the engine from the inlet of the filter, so that the automobile is negative pressure air intake when the speed of the automobile is high and the engine is slow. Because the engine with negative pressure air intake has small power and high oil consumption, the engine is generally used for light automobiles. With the increasing use cost of automobiles, automobile manufacturers use various methods to reduce the oil consumption and the production cost of engines, the inlet of an air filter is directly opposite to the windward side and a thickened air inlet pipe to change the negative pressure air entering the engine into air with the normal pressure or the pressure less than 1kpa, the original negative pressure of the air entering the engine is changed into the pressure less than 1kpa within the range of the compression ratio which can be borne by the engine to enable the engine to produce higher power so as to reduce the oil consumption and the use cost, but the gas pressure entering the air filter is more than 1kpa in the process of high-speed driving of the automobiles, so that the compression ratio of the engine exceeds the design range to damage parts of the engine. Therefore, there is a need for an air cleaner that can allow the engine to intake air at pressures < 1kpa without exceeding the pressure of 1kpa, which would cause engine damage, to replace existing air cleaners.
Disclosure of Invention
The utility model relates to an automobile air filter capable of automatically adjusting air quantity, which solves the defects, adopts a cuboid-shaped air filter shell, a rectangular filter element is arranged in the center of the inner part of the air filter shell, a hollow L-shaped air inlet pipe is arranged at the lower part in front of the air filter, a conical air collecting cover is arranged at the inlet of the air inlet pipe, an oval overpressure exhaust port is arranged at the rear part of the middle part of the air inlet pipe, an oval baffle plate is arranged outside the overpressure exhaust port through a rectangular hinge, the rear part of the baffle plate is connected with the rear part of the air inlet pipe through a spiral tension spring, when an automobile runs at a high speed, airflow entering the air collecting cover from the head-on is guided into the air inlet pipe by the air collecting cover and then enters the air filter and the interior of the engine, and when the pressure of the gas entering the air inlet pipe is larger than 1kpa, the baffle plate can be expanded by the gas and then the gas is discharged from a gap between the baffle plate and the overpressure exhaust port so as to ensure the normal working air pressure of the engine.
An automobile air filter capable of automatically adjusting air volume is characterized by comprising an air filter shell, a support, a filter element, an air inlet pipe, an overpressure exhaust port, a baffle, a hinge, a tension spring, an air collecting cover, an air outlet and a steel wire hose;
the air filter shell is in a hollow cuboid shape, a rectangular maintenance interface is horizontally arranged in the middle of the air filter shell, a rectangular filter element is horizontally arranged in the middle of the air filter shell and made of cotton cloth with the aperture less than 0.05mm, a rectangular support is vertically arranged in the center below the left side surface and the right side surface, the lower part of the support is connected with an automobile beam through bolts, a circular air inlet is arranged below the front part of the support, a circular air outlet is arranged at the top of the support, and the air outlet is connected with the air inlet of an engine through a cylindrical steel wire hose;
the air inlet pipe is hollow L-shaped, the inner diameter of the air inlet pipe is larger than 10cm, the rear part of the air inlet pipe is connected with the air inlet, the left side of the front part of the air inlet pipe is provided with a conical air collecting cover, the front surface of the air collecting cover faces to the front of a middle net of a cab, the right side of the middle part of the air inlet pipe is provided with an oval overpressure air outlet, an oval baffle plate with the outer size larger than the overpressure air outlet is arranged on the overpressure air outlet, the inner side of the baffle plate is tightly attached to the outer part of the overpressure air outlet, the front part of the baffle plate is connected with the front part of the air inlet pipe through a rectangular hinge, a triangular hook arranged at the.
Has the advantages that: with the increasing use cost of automobiles, automobile manufacturers use various methods to reduce the oil consumption and the production cost of engines, the inlet of an air filter is directly opposite to the windward side and a thickened air inlet pipe to change the negative pressure air entering the engine into air with the normal pressure or the pressure less than 1kpa, the original negative pressure of the air entering the engine is changed into the pressure less than 1kpa within the range of the compression ratio which can be borne by the engine to enable the engine to produce higher power so as to reduce the oil consumption and the use cost, but the gas pressure entering the air filter is more than 1kpa in the process of high-speed driving of the automobiles, so that the compression ratio of the engine exceeds the design range to damage parts of the engine. An automobile air filter capable of automatically adjusting air volume adopts a cuboid-shaped air filter shell, a rectangular filter element is arranged in the center of the inner part of the air filter shell, a hollow L-shaped air inlet pipe is arranged at the lower part in front of the air filter, a conical air collecting cover is arranged at the inlet of the air inlet pipe, an oval overpressure exhaust port is arranged at the rear part of the middle part of the air inlet pipe, an oval baffle plate is arranged outside the overpressure exhaust port through a rectangular hinge, the rear part of the baffle plate is connected with the rear part of the air inlet pipe through a spiral tension spring, when an automobile runs at a high speed, airflow entering the air collecting cover from the head-on is guided into the air inlet pipe by the air collecting cover and then enters the air filter and the interior of the engine, and when the pressure of the gas entering the air inlet pipe is larger than 1kpa, the baffle plate can be expanded by the gas and then the gas is discharged from a gap between the baffle plate and the overpressure exhaust port so as to ensure the normal working air pressure of the engine.
Drawings
FIG. 1 is a schematic structural diagram of an automotive air filter capable of automatically adjusting air volume;
the marks in the above figures are air filter shell 1, bracket 2, filter element 3, air inlet 4, air inlet pipe 5, overpressure exhaust port 6, baffle 7, hinge 8, tension spring 9, air collection cover 10, air outlet 11, and steel wire hose 12.
Detailed Description
The shape and structure of the present invention will now be described in detail with reference to the accompanying drawings and reference numerals:
an automobile air filter capable of automatically adjusting air volume is characterized by comprising an air filter shell 1, a support 2, a filter element 3, an air inlet 4, an air inlet pipe 5, an overpressure exhaust port 6, a baffle 7, a hinge 8, a tension spring 9, an air collecting cover 10, an air outlet 11 and a steel wire hose 12;
the air filter shell 1 is in a hollow cuboid shape, a rectangular maintenance interface is horizontally arranged in the middle, a rectangular filter element 3 is horizontally arranged in the middle, the filter element 3 is made of cotton cloth with the aperture less than 0.05mm, a rectangular support 2 is vertically arranged in the center below the left side surface and the right side surface, the lower part of the support 2 is connected with an automobile beam through bolts, a circular air inlet 4 is arranged below the front part, a circular air outlet 11 is arranged at the top, and the air outlet 11 is connected with an air inlet of an engine through a cylindrical steel wire hose 12;
the air inlet pipe 5 is hollow L-shaped, the inner diameter of the air inlet pipe is larger than 10cm, the rear part of the air inlet pipe is connected with the air inlet 4, the left side of the front part of the air inlet pipe is provided with a conical air collecting cover 10, the front surface of the air collecting cover 10 faces the front part of a cab middle net, the right side of the middle part of the air inlet pipe is provided with an oval overpressure air outlet 6, an oval baffle plate 7 with the outer size larger than that of the overpressure air outlet 6 is arranged on the overpressure air outlet 6, the inner side of the baffle plate 7 is tightly attached to the outer part of the overpressure air outlet 6, the front part of the baffle plate 7 is connected with the front part of the air inlet pipe 5 through a rectangular hinge 8, a triangular hook arranged on the rear part of the baffle.
When the automobile air filter capable of automatically adjusting the air volume is used, a driver starts an engine to preheat, a piston of the engine starts to suck clean air from the inside of the air filter, the inside of the air filter is changed into negative pressure, the air is sucked into the inside of an air filter shell from an air collecting cover and an air inlet pipe, the air enters a steel wire hose after being filtered by a filter element to be sucked into an air cylinder by the piston to perform compression work to maintain the normal work of the engine, the engine is preheated, the driver drives the automobile to start driving on the road, when the driving speed of the automobile is higher than 25km/h, the air entering the inside of the air collecting cover from the middle net head-on side in front of a cab is quickly led into the air inlet pipe by the air collecting cover, at the moment, the speed is higher than the air flow rate in the air inlet pipe, the air forcibly led into the air inlet, The redundant air is accumulated in the air inlet pipe and the air filter shell, the air pressure is higher than the normal pressure, the accumulated air enters a cylinder of an engine after dust is filtered by a filter element, the compression ratio in the cylinder is quickly increased after the air which is higher than the normal pressure is pressed in the cylinder, the power of work done by a piston is increased along with the compression ratio, the engine drives the automobile to synchronously start accelerating, when the vehicle speed is increased to be higher than 50km/h, the air which enters the air collecting cover from the front side is instantly led into the air inlet pipe by the air collecting cover, the air pressure which is quickly accumulated in the air inlet pipe and the air filter shell is close to 1kpa, the expansion force of the accumulated air forcibly expands the rear part of the baffle plate and a tension spring, the redundant air is quickly discharged from a gap between an overpressure exhaust port and the baffle plate, the vehicle speed is larger, the air flow entering the air inlet pipe is larger, the air flow discharged from the clearance expanded by the overpressure exhaust port and the baffle plate can be synchronously increased, when the vehicle speed is less than 50km/h, the air pressure entering the air inlet pipe and the inside of the shell of the air filter can also be less than 1kpa, at the moment, the baffle plate is reset by the tension spring to be attached to the overpressure exhaust port again, and then the air filter automatically adjusts the air pressure entering the inside of the engine according to the vehicle speed so as to keep the air pressure entering the inside of the engine within the range of the compression ratio born by the engine to increase the output power and reduce the oil consumption.
Claims (1)
1. An automobile air filter capable of automatically adjusting air volume is characterized by comprising an air filter shell, a support, a filter element, an air inlet pipe, an overpressure exhaust port, a baffle, a hinge, a tension spring, an air collecting cover, an air outlet and a steel wire hose;
the air filter shell is in a hollow cuboid shape, a rectangular maintenance interface is horizontally arranged in the middle of the air filter shell, a rectangular filter element is horizontally arranged in the middle of the air filter shell and made of cotton cloth with the aperture less than 0.05mm, a rectangular support is vertically arranged in the center below the left side surface and the right side surface, the lower part of the support is connected with an automobile beam through bolts, a circular air inlet is arranged below the front part of the support, a circular air outlet is arranged at the top of the support, and the air outlet is connected with the air inlet of an engine through a cylindrical steel wire hose;
the air inlet pipe is hollow L-shaped, the inner diameter of the air inlet pipe is larger than 10cm, the rear part of the air inlet pipe is connected with the air inlet, the left side of the front part of the air inlet pipe is provided with a conical air collecting cover, the front surface of the air collecting cover faces to the front of a middle net of a cab, the right side of the middle part of the air inlet pipe is provided with an oval overpressure air outlet, an oval baffle plate with the outer size larger than the overpressure air outlet is arranged on the overpressure air outlet, the inner side of the baffle plate is tightly attached to the outer part of the overpressure air outlet, the front part of the baffle plate is connected with the front part of the air inlet pipe through a rectangular hinge, a triangular hook arranged at the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922067944.1U CN210829548U (en) | 2019-11-26 | 2019-11-26 | Automobile air filter capable of automatically adjusting air quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922067944.1U CN210829548U (en) | 2019-11-26 | 2019-11-26 | Automobile air filter capable of automatically adjusting air quantity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210829548U true CN210829548U (en) | 2020-06-23 |
Family
ID=71255005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922067944.1U Expired - Fee Related CN210829548U (en) | 2019-11-26 | 2019-11-26 | Automobile air filter capable of automatically adjusting air quantity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210829548U (en) |
-
2019
- 2019-11-26 CN CN201922067944.1U patent/CN210829548U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200623 |