CN217999746U

CN217999746U - Empty filter of double-deck high-efficient filter core of lightweight high strength

Info

Publication number: CN217999746U
Application number: CN202221432452.3U
Authority: CN
Inventors: 赵泉; 胡勋臣; 黄坚卫
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-09
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a lightweight high-strength double-layer high-efficiency filter element air filter, which comprises a cylinder body, wherein the front end of the cylinder body is provided with an air filter outlet, and the wall surface of the upper side of the cylinder body is provided with an air filter inlet; the filter element assembly is arranged in the cylinder body, and the key point is that the rear end of the cylinder body is connected with a plastic cover plate through a buckle, and the plastic cover plate is provided with an inner groove matched with the outer diameter of the filter element assembly, so that the rear end of the filter element assembly can be fixed on the inner groove; the inner port of empty outlet of straining is provided with seal sleeve, filter element group spare includes the main filter element section of thick bamboo and the inlayer filter element section of thick bamboo with the coaxial setting of barrel, front end between main filter element section of thick bamboo and the inlayer filter element section of thick bamboo is provided with the bayonet socket that holds seal sleeve, makes filter element group spare front end joint with sealing on seal sleeve. The utility model discloses reduced empty volume and the weight of straining, improved empty efficiency of straining, reduced the vibration, satisfied NVH's requirement.

Description

Empty filter of double-deck high-efficient filter core of lightweight high strength

Technical Field

The utility model relates to an internal-combustion engine technical field specifically is an empty of double-deck high-efficient filter core of lightweight high strength.

Background

Air cleaners are devices that remove particulate impurities from air. When a piston machine (an internal combustion engine, a reciprocating compressor, etc.) is operated, if impurities such as dust are contained in intake air, wear of parts is increased, and therefore, a filter must be installed. The air filter consists of a filter element and a shell. The main requirements of the air filter are high filtering efficiency and long-time continuous use. In the actual use of passenger vehicles, commercial vehicles, non-road vehicles and the like, the air filter has great influence on the service life of the vehicle engine. Without the filtering action of the air filter, the engine can suck a large amount of air containing dust and particles, and the abrasion of the engine cylinder is serious.

Patent "CN104047775A" discloses an engine air filter, comprising: barrel and the filter element subassembly of installing in the barrel, the barrel includes: the ash tray comprises a barrel body and an ash tray which is arranged at the bottom of the barrel body through a hoop cover; the filter element assembly comprises: a main filter element and a safety filter element; the central part of one end of the cylinder body is provided with an air inlet, the inner port of the air inlet is provided with a coaxial sealing sleeve, the filter element positioning support is provided with an upper arc centering part, the circle center of the filter element positioning support is on the central axis of the cylinder body, and the radius of the filter element positioning support is equal to the radius of the outer section of the main filter element.

The above patent has the following disadvantages in practical application:

1. the existing air filter needs to be provided with a filter element positioning bracket, so that the volume of the air filter is increased, and the overall weight of the shell is heavier;

2. the existing air filter is generally made of PU materials, and a filter element of the air filter cannot effectively adsorb Volatile Organic Compounds (VOC) to influence the performance of an engine;

3. the existing air filter has large vibration during installation and does not meet the NVH requirement.

The information disclosed in the background section above is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned current defect, the utility model aims to provide a double-deck high-efficient filter core of lightweight high strength is empty to be strained, reduces empty volume and weight of straining, improves empty efficiency of straining, reduces the vibration, satisfies NVH's requirement.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an empty filter of double-deck high-efficient filter core of lightweight high strength, includes: the front end of the cylinder is provided with an air filter outlet, and the wall surface of the upper side of the cylinder is provided with an air filter inlet; the filter element assembly is arranged in the cylinder body, and the key point is that the rear end of the cylinder body is connected with a plastic cover plate through a buckle, and the plastic cover plate is provided with an inner groove matched with the outer diameter of the filter element assembly, so that the rear end of the filter element assembly can be fixed on the inner groove; the inner port of the air filter outlet is provided with a sealing sleeve, the filter element assembly comprises a main filter element cylinder and an inner layer filter element cylinder which are coaxially arranged with the cylinder, and a bayonet for accommodating the sealing sleeve is arranged at the front end between the main filter element cylinder and the inner layer filter element cylinder, so that the front end of the filter element assembly is hermetically connected to the sealing sleeve in a clamping manner.

Specifically, the main filter element cylinder and the inner layer filter element cylinder are composed of a plurality of layers of composite superfine fiber surface filter layers, transition metal filter layers and composite fiber supporting and fixing layers, wherein the thickness of the main filter element cylinder is 2-3 times of that of the inner layer filter element cylinder.

Specifically, the bottom of the cylinder body is provided with an arc-shaped supporting plate, the bottom of the arc-shaped supporting plate is provided with a U-shaped mounting bracket, the middle part of the bottom surface of the U-shaped mounting bracket is provided with a rectangular through hole, and the bottom surface of the U-shaped mounting bracket at the periphery of the rectangular through hole is provided with a mounting hole; vertical reinforcing ribs are arranged between the opposite surfaces of the arc-shaped supporting plate and the U-shaped mounting support, and a partition for a wire harness to pass through is formed between the vertical reinforcing ribs and the U-shaped mounting support; triangular reinforcing ribs are welded at the joint of the U-shaped mounting bracket and the arc-shaped supporting plate.

Specifically, a pressure alarm is arranged on the upper part of the air filtering port.

Specifically, an air compressor connecting port is arranged on the side face of the air filtering port.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. according to the scheme, the rear end of the barrel is connected with the plastic cover plate through the buckle, the plastic cover plate is provided with the inner groove matched with the outer diameter of the filter element assembly, so that the rear end of the filter element assembly can be fixed on the inner groove, the filter element does not need to be positioned during installation, and the radial space for installing the filter element positioning support in the barrel is saved, so that the volume of the whole air filter is reduced;

2. the filter element is composed of a plurality of layers of composite superfine fiber surface filter layers, transition metal filter layers and composite fiber supporting and fixing layers, wherein the thickness of the main filter element is 2-3 times of that of the inner filter element, the gradient of transition precision is set by setting the number of layers of the composite layers, so that the air filter has low air inlet resistance, sufficient air inlet amount and reduced fuel consumption, more Volatile Organic Compounds (VOC) can be adsorbed, and the performance of an engine is improved while the environment is protected;

3. the bottom of the air filter is provided with the integrated mounting bracket, so that the NVH performance of the air filter can be remarkably improved, and the vibration amplitude is small;

4. the installing support integrates the partition function of wiring, and the whole body around the air filter is simple and attractive.

Description of the figures and reference numerals

Drawings

Figure 1 is the utility model discloses empty section view of straining of double-deck high-efficient filter core of lightweight high strength.

Figure 2 is the utility model discloses the empty bottom view of straining of double-deck high-efficient filter core of lightweight high strength.

Fig. 3 is the utility model discloses the empty axial view of straining of double-deck high-efficient filter core of lightweight high strength.

In the figure, 1-cylinder, 2-filter outlet, 3-filter inlet, 4-plastic cover plate, 5-internal groove, 6-sealing sleeve, 7-main filter element cylinder, 8-internal filter element cylinder, 9-bayonet, 10-arc supporting plate, 11-U-shaped mounting support, 12-rectangular through hole, 13-mounting hole, 14-vertical reinforcing rib, 15-triangular reinforcing rib, 16-pressure alarm and 17-air compressor connecting port.

Detailed Description

In order to explain the technical content, the achieved objects and the effects of the present invention in detail, the following description is made in conjunction with the embodiments and the accompanying drawings. In the description of the present embodiment, it is to be understood that the terms indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present embodiment and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation and thus should not be construed as limiting the present invention.

The embodiment provides a double-deck high-efficient filter core of lightweight high strength is empty to be strained, and referring to fig. 1-3, mainly including barrel 1 and the filter element group spare of setting in barrel 1, barrel 1 front end is equipped with empty export 2 of straining, and the wall of barrel 1 upside is equipped with empty import 3 of straining, and the air current gets into from empty import 3 of straining, through the filter element group spare after from empty export 2 discharges of straining.

The key point of the embodiment is that the rear end of the cylinder body 1 is connected with a plastic cover plate 4 through a buckle, the plastic cover plate 4 is provided with an inner groove 5 matched with the outer diameter of the filter element assembly, so that the rear end of the filter element assembly can be fixed on the inner groove 5; the inner port of the air filter outlet 2 is provided with a sealing sleeve 6, the filter element assembly comprises a main filter element cylinder 7 and an inner layer filter element cylinder 8 which are coaxially arranged with the cylinder body 1, and a bayonet 9 for accommodating the sealing sleeve 6 is arranged at the front end between the main filter element cylinder 7 and the inner layer filter element cylinder 8, so that the front end of the filter element assembly is hermetically connected to the sealing sleeve 6 in a clamping manner. When the filter core installation, loosen the buckle and open plastic cover plate 4, pack into the bayonet socket 9 that holds seal sleeve 6 with main filter element section of thick bamboo 7 and inlayer filter element section of thick bamboo 8 simultaneously and advance fixedly, then push the filter element group spare gently, the installation of leading is carried out through edge behind plastic cover plate 4 and the barrel 1, the filter element group spare of front end makes filter element group spare front end joint on seal sleeve 6 with sealing through bayonet socket 9, therefore, need not fix a position the filter core during installation, the radial space at barrel internally mounted filter core locating support has been saved, consequently, empty holistic volume of straining has been reduced, set up to the plastics finished piece through the apron in addition, including the small weight that lightens of barrel, finally, the purpose of this embodiment has been reached.

In order to further improve the performance of the filter element, the main filter element cylinder 7 and the inner filter element cylinder 8 are composed of a plurality of layers of composite superfine fiber surface filter layers, transition metal filter layers and composite fiber supporting and fixing layers, wherein the thickness of the main filter element cylinder 7 is 2-3 times of that of the inner filter element cylinder 8, the gradient of transition precision is set by setting the number of layers of composite layers, the air filtering and air inlet resistance is low, the air inlet amount is sufficient, the fuel consumption is reduced, meanwhile, the inner filter element has the function of a safe filter element, namely when the outer filter element reaches the maintenance period, clean air can be obtained through the inner filter element, the maintenance is arranged by sufficient time for customers, more volatile VOC (volatile organic compounds) can be adsorbed, the performance of an engine is improved while the environment is protected.

As a preferred technical solution of this embodiment, referring to fig. 2 and 3, an arc-shaped support plate 10 is provided at the bottom of the cylinder 1, a u-shaped mounting bracket 11 is provided at the bottom of the arc-shaped support plate 10, a rectangular through hole 12 is provided at the middle of the bottom of the u-shaped mounting bracket 11, and a mounting hole 13 is provided at the bottom of the u-shaped mounting bracket 11 at the periphery of the rectangular through hole 12; vertical reinforcing ribs 14 are arranged between the opposite surfaces of the arc-shaped supporting plate 10 and the U-shaped mounting support 11, and a partition for a wire harness to pass through is formed between the vertical reinforcing ribs 14 and the U-shaped mounting support 11; triangular reinforcing ribs 15 are welded at the joints of the U-shaped mounting brackets 11 and the arc-shaped supporting plates 10. The bottom of the air filter is provided with the integrated mounting bracket, so that the NVH performance of the air filter can be remarkably improved, and the vibration amplitude is small; the installing support integrates the partition function of wiring, and the whole body around the air filter is simple and attractive.

As a preferred technical scheme of the embodiment, the pressure alarm 16 is arranged at the upper part of the air filtering port 2, so that a user can be reminded of replacing the filter element for maintenance in time; the air filter outlet 2 side has air compressor connector 17 simultaneously, can provide clean air for the air compressor on the engine, if the vehicle does not need the air pump, then with air compressor connector 17 with the gum cover and the shutoff of clamp can.

Although the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes and modifications can be made therein without departing from the scope of the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides an empty filter of double-deck high-efficient filter core of lightweight high strength, includes:

the front end of the cylinder body (1) is provided with an air filter outlet (2), and the wall surface on the upper side of the cylinder body is provided with an air filter inlet (3);

and filter element group spare, it sets up in barrel (1), its characterized in that:

the rear end of the cylinder body (1) is connected with a plastic cover plate (4) through a buckle, the plastic cover plate (4) is provided with an inner groove (5) matched with the outer diameter of the filter element assembly, so that the rear end of the filter element assembly can be fixed on the inner groove (5);

the inner port of the filtering opening (2) is provided with a sealing sleeve (6),

the filter element component comprises a main filter element cylinder (7) and an inner layer filter element cylinder (8) which are coaxially arranged with the cylinder body (1),

the front end between the main filter element cylinder (7) and the inner layer filter element cylinder (8) is provided with a bayonet (9) for accommodating the sealing sleeve (6), so that the front end of the filter element assembly is hermetically clamped on the sealing sleeve (6).

2. The air filter with the light-weight high-strength double-layer high-efficiency filter element as claimed in claim 1, is characterized in that: the main filter element cylinder (7) and the inner layer filter element cylinder (8) are both composed of a multi-layer composite superfine fiber surface filter layer, a transition metal filter layer and a composite fiber supporting and fixing layer, wherein the thickness of the main filter element cylinder (7) is 2-3 times of that of the inner layer filter element cylinder (8).

3. The air filter with the light-weight high-strength double-layer high-efficiency filter element as claimed in claim 1, is characterized in that: the bottom of the cylinder body (1) is provided with an arc-shaped supporting plate (10), the bottom of the arc-shaped supporting plate (10) is provided with a U-shaped mounting bracket (11), the middle part of the bottom surface of the U-shaped mounting bracket (11) is provided with a rectangular through hole (12), and the bottom surface of the U-shaped mounting bracket (11) at the periphery of the rectangular through hole (12) is provided with a mounting hole (13); vertical reinforcing ribs (14) are arranged between the opposite surfaces of the arc-shaped supporting plate (10) and the U-shaped mounting bracket (11), and a partition for a wire harness to pass through is formed between the vertical reinforcing ribs (14) and the U-shaped mounting bracket (11); a triangular reinforcing rib (15) is welded at the joint of the U-shaped mounting bracket (11) and the arc-shaped supporting plate (10).

4. The air filter with the light-weight high-strength double-layer high-efficiency filter element as claimed in claim 1, is characterized in that: the upper part of the air filtering port (2) is provided with a pressure alarm (16).

5. The air filter with the light-weight high-strength double-layer high-efficiency filter element as claimed in claim 1, is characterized in that: an air compressor connecting port (17) is arranged on the side surface of the air filtering port (2).