CN207064106U - A kind of automobile engine new air filter - Google Patents

Abstract

The utility model discloses a novel air filter for an automobile engine, which comprises an air compression box; the upper end of the air compression box is provided with a filter cylinder, and the lower part of the filter cylinder is provided with a second air inlet; The second air outlet and the second air inlet form an air flow channel; the upper end of the filter cylinder is detachably provided with a cover, and the cover is provided with a plurality of through holes; A spiral filter is arranged above the mouth, and an activated carbon layer is arranged on the spiral filter; the inner wall of the filter cylinder is provided with a HEPA filter layer above the spiral filter; the inner wall of the filter cylinder is provided with a bracket above the HEPA filter layer, and the bracket A muffler is arranged on the top of the muffler, and a plurality of vertically arranged mufflers are arranged inside the muffler; the output shaft of the second motor passes through the muffler and the HEPA filter layer and is connected to the cylinder. The novel air filter for automobile engine is favorable for popularization and application.

Description

A new type of air filter for automobile engine

technical field

The utility model relates to the technical field of engines, in particular to a novel air filter for automobile engines.

Background technique

In order for the engine to function properly, a large amount of pure air must be drawn in. If substances harmful to the engine in the air are inhaled, the cylinder and piston components will increase the burden, causing abnormal wear and tear, and even mixing with engine oil, causing greater wear and tear, resulting in deterioration of engine performance and shortened life. The role of the car air filter is to provide clean air for the engine to prevent the engine from inhaling air with impurity particles and causing wear and tear. At present, the air filter used by the engine does not filter well and is noisy.

Utility model content

The purpose of the utility model is to provide a novel air filter for automobile engines to solve the deficiencies of the prior art.

For realizing the utility model purpose, the technical scheme that adopts is:

A new type of air filter for automobile engines, including an air compression box, characterized in that: a first motor is arranged below the air compression box, the output shaft of the first motor extends into the air compression box, and the second The output shaft of a motor is eccentric to the air compression box; the output shaft of the first motor is configured with a plurality of retractable blades in the air compression box, and the plurality of retractable blades divide the air compression box into several a space; the side of the air compression box close to the output shaft of the first motor is provided with a first air outlet; the bottom surface of the air compression box away from the output shaft of the first motor is provided with a first air inlet; the air compression box is provided with a first air inlet; A rigid flow pipe is provided on the outer side of the box, and the rigid flow pipe communicates with the air compression box through the first air outlet; the outer casing of the rigid flow pipe is provided; the inner circular surface of one end of the rigid flow pipe in the casing It is a tapered surface, and a sealing block matching with the tapered surface is provided in the rigid flow pipe; a threaded rod is provided above the sealing block, and the upper end of the threaded rod protrudes from the shell and is connected with a rotating handle; the threaded rod and the shell body thread fit; the threaded rod is provided with a through hole along the axial direction, and a slide bar that can slide with it is provided in the through hole, and the lower end of the slide bar is fixedly connected with the sealing block; the outer cover of the slide bar is provided with a spring, and the spring One end of the threaded rod is connected with the lower end face, and the other end is connected with the upper end face of the sealing block; the through hole of the threaded rod is provided with a screw rod, and the upper end of the screw rod extends out of the threaded rod and is connected with a handle; the screw rod and the threaded rod The through hole of the rod is threaded; the housing is provided with a second air outlet; the lower end of the rigid flow pipe is detachably provided with a sealing cover; the upper end of the air compression box is provided with a filter cylinder, and the filter cylinder The lower part is provided with a second air inlet; the second air outlet and the second air inlet form an air flow channel; the upper end of the filter cylinder is detachably provided with a cover, and the cover is provided with a plurality of through holes; The inner wall of the filter cylinder is provided with a spiral filter screen above the second air inlet, and the spiral filter screen is provided with an activated carbon layer; the inner wall of the filter cylinder is provided with a HEPA filter layer above the spiral filter screen; A support is provided above the HEPA filter layer, a muffler is provided on the support, and a plurality of vertically arranged sound-absorbing plates are arranged inside the muffler.

Further, the material of the sound-absorbing sheet is sound-absorbing material.

Further, the sealing block is made of elastic material.

Further, the air compression box is provided with a suction fan in the first air inlet to suck air into the air compression box.

The beneficial effects of the utility model are:

After the air enters the air compression box, since the output shaft of the first motor is eccentric with the air compression box, multiple retractable blades divide the air compression box into several spaces. When the air rotates with the multiple retractable blades, From a large space to a small space, and then the first air outlet in the small space enters the rigid flow pipe to increase the flow rate and pressure of the air; the faster air hits the inner wall of the rigid flow pipe, and the larger particles in the air Impurities fall into the sealing cover, the air after the impact moves upward, and the upwardly moving air hits the sealing block to further remove large particles of impurities in the air; when the rigid flow pipe continuously enters the air, the pressure in the rigid flow pipe increases Large, so that when the sealing block is not in contact with the rigid flow pipe, the air in the rigid flow pipe enters the shell, and then enters the filter cylinder through the air flow channel. When the air rises to the spiral filter with an activated carbon layer, the air flow continues Rotate upward along the spiral filter, so that the air flow moves upward while the activated carbon layer absorbs harmful substances in the airflow; this method increases the adsorption time of the airflow on the activated carbon layer, so that the harmful substances in the airflow can be fully adsorbed; The adsorbed air can absorb 99.7% of suspended particles with a size of 0.3 microns through the HEPA filter layer. Finally, by setting a muffler, the noise when the car engine is running with a new air filter is greatly reduced. The filtered air passes through the air filter. hole output.

Description of drawings

Fig. 1 is the structural representation of the novel air filter for automobile engine provided by the utility model;

Fig. 2 is a sectional view of the air compression box.

Detailed ways

The utility model will be described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.

Fig. 1-2 has shown a kind of novel air filter for automobile engine provided by the utility model, comprises air compression casing 4; The bottom of described air compression casing 4 is provided with first motor 8, and the first motor The output shaft of 8 stretches in the air compression box 4, and the output shaft of the first motor 8 is eccentric with the air compression box 4; The output shaft of the first motor 8 is configured in the air compression box 4 A retractable blade 3, and a plurality of retractable blades 3 divide the air compression box 4 into several spaces; the side of the air compression box 4 near the output shaft of the first motor 8 is provided with a first air outlet 10; The bottom surface of the air compression box 4 away from the output shaft of the first motor 8 is provided with a first air inlet 5; the outer surface of the air compression box 4 is provided with a rigid flow pipe 20, and the rigid flow pipe 20 and the air compression box The body 4 communicates with the first air outlet 10; the rigid flow pipe 20 is covered with a housing 26; A seal block 23 that matches the tapered surface is provided; a threaded rod 12 is provided above the seal block 23, and the upper end of the threaded rod 12 protrudes from the housing 26, and is connected with a rotary handle 28; the threaded rod 12 and the housing 26 thread fit; the threaded rod 12 is provided with a through hole along the axial direction, and the through hole is provided with a sliding rod 24 that can slide with it, and the lower end of the sliding rod 24 is fixedly connected with the sealing block 23; the outer casing of the sliding rod 24 A spring 25 is provided, and one end of the spring 25 is connected with the lower end surface of the threaded rod 12, and the other end is connected with the upper end surface of the sealing block 23; the through hole of the threaded rod 12 is provided with a screw rod 7, and the upper end of the screw rod 7 stretches out the screw thread Rod 12, and is connected with handle 11; Said screw rod 7 and the through hole of threaded rod 12 are threadedly matched; Said housing 26 is provided with a second air outlet; The upper end of the air compression box 4 is provided with a filter cylinder 1, and the bottom of the filter cylinder 1 is provided with a second air inlet; the second air outlet and the second air inlet form an air flow channel 27; the filter The upper end of the cylinder body 1 is detachably provided with a cover body 29, and the cover body 29 is provided with a plurality of through holes 16; the inner wall of the filter cylinder body 1 is provided with a spiral filter screen 2 above the second air inlet, and the spiral filter screen 2 An activated carbon layer is arranged on the top; the inner wall of the filter cylinder 1 is provided with a HEPA filter layer 6 above the spiral filter screen 2; the inner wall of the filter cylinder 1 is provided with a bracket 17 above the HEPA filter layer 6, and the bracket 17 is provided with a muffler 18. The interior of the muffler 18 is provided with a plurality of vertically arranged mufflers 19 .

The material of the sound-absorbing sheet 19 is sound-absorbing material; the sealing block 23 is an elastic material; the air compression box 4 is provided with a suction fan in the first air inlet 5 to suck air into the air compression box 4 .

After the air enters the air compression box 4, because the output shaft of the first motor 8 is eccentric with the air compression box 4, a plurality of retractable blades 3 divide the air compression box 4 into several spaces, and the air moves along with the air compression box 4. When the retractable vane 4 rotates, it changes from a large space to a small space, and then the first air outlet 10 of the small space enters the rigid flow pipe 20 to increase the flow velocity and pressure of the air; the faster air hits the rigid flow On the inner wall of the pipe 20, impurities with larger particles in the air fall into the sealing cover 9, the air after impact moves upward, and the air moving upward hits the sealing block 23 to further remove the large particles of impurities in the air; when the rigid flow pipe 20 Continuously enter the air, so that the pressure in the rigid flow pipe 20 increases, so that when the sealing block 23 is not in contact with the rigid flow pipe 20, the air in the rigid flow pipe 20 enters the housing 26, and then passes through the air flow channel 27 enters the filter cylinder 1, when the air rises to the spiral filter 2 with the activated carbon layer, the airflow continues to rotate upwards along the spiral filter 2, so that the airflow moves upward while being absorbed by the activated carbon layer. harmful substances; this method increases the adsorption time of the airflow on the activated carbon layer, so that the harmful substances in the airflow can be fully adsorbed; the air after adsorption can absorb 99.7% of suspended particles with a size of 0.3 microns through the HEPA filter layer 6, and finally By arranging the muffler 18, the noise when the automobile engine is running with the novel air filter is greatly reduced, and the filtered air is output through the through hole 16.

The sliding rod 24 guides and slides in the threaded rod 12 to effectively prevent the pressure of the rigid flow pipe from being too high, causing the spring 25 to bend and deform during compression, resulting in a reduction in the service life of the spring 25 .

The lower end of the screw rod 7 has a position-limiting effect on the sliding rod 24 to avoid the rapid shortening of the spring 25 beyond the maximum shortening of the spring 25 when the pressure of the rigid flow pipe 26 is suddenly too high, resulting in paralysis and damage.

By turning the handle 11, the screw rod 7 moves up and down in the through hole of the threaded rod 12, thereby prolonging or shortening the distance between the screw rod 7 and the slide rod 24, which can meet the requirements of springs 25 of different sizes applied to the new air filter for the automobile engine. Spring 25 is protected when on the device.

By dismantling the sealing cover 9, the large particles of air impurities in the sealing cover 9 can be cleaned regularly.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (3)

1. a kind of automobile engine new air filter, including air compression casing, it is characterised in that：The air compression The lower section of casing is provided with the first motor, and the output shaft of the first motor is stretched into air compression box body, and the output shaft of the first motor It is in eccentric throw with air compression casing；The output shaft of first motor is configured with multiple scalable leaves in air compression casing Piece, and air compression casing is divided into several spaces by multiple retractable blades；The air compresses casing close to the first motor The side of output shaft offers the first gas outlet；Bottom surface of the air compression casing away from the first motor output shaft offers the One air inlet；The air compression box outside is provided with rigid runner pipe, and rigid runner pipe and air compression casing pass through the One gas outlet communicates；Housing is arranged with outside the rigid runner pipe；The inner headed face of the one end of the rigid runner pipe in housing For taper surface, rigid runner pipe is interior to be provided with the sealing block coordinated with taper surface；The top of the sealing block is provided with threaded rod, screw thread Housing is stretched out in bar upper end, and is connected with rotary handle；The threaded rod coordinates with housing screw thread；The threaded rod is in axial direction Through hole is offered, is provided with the slide bar slidably coordinated with it in through hole, the lower end of slide bar is fixedly connected with sealing block；The slide bar Outer to be arranged with spring, one end of spring and the lower surface of threaded rod connect, and the upper surface of the other end and sealing block connects；The spiral shell Screw rod is provided with the through hole of rasp bar, threaded rod is stretched out in the upper end of screw rod, and is connected with handle；The through hole of the screw rod and threaded rod Coordinated by screw thread；The housing offers the second gas outlet；The rigid runner pipe lower end is detachably provided with closure；It is described Air compression casing upper end is provided with filtration barrel body, and the filtration barrel body bottom is provided with the second air inlet；Second gas outlet with Second air inlet forms airflow path；The filtration barrel body upper end is detachably provided with lid, and lid is provided with multiple through holes；Institute State filtration barrel body inwall and Spiral filter net is provided with the top of the second air inlet, spiral filtration is provided with active carbon layer on the net；It is described Filtration barrel body inwall is provided with HEPA filter layer above Spiral filter net；The filtration barrel body inwall is set above HEPA filter layer There is support, support is provided with silencer, and the inside of silencer is provided with the anechoic sheet that polylith is vertically arranged.

2. automobile engine new air filter according to claim 1, it is characterised in that：The sealing block is bullet Property material.

3. automobile engine new air filter according to claim 1, it is characterised in that：The material of the anechoic sheet Expect for sound-absorbing material.