CN214944650U

CN214944650U - Automobile air filter with noise reduction function

Info

Publication number: CN214944650U
Application number: CN202121487790.2U
Authority: CN
Inventors: 刘晓坤; 刘春雷; 李培新
Original assignee: Beijing Anheng Filter Co ltd
Current assignee: Beijing Anheng Filter Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-11-30
Anticipated expiration: 2031-07-01

Abstract

The utility model belongs to the technical field of the air cleaner technique and specifically relates to a car air cleaner with function of making an uproar is fallen, which comprises a housin, the fixed grafting of one end of casing has the outlet duct, the inside of outlet duct is inlayed and is established and be fixed with the filter tube, the array is fixed with a plurality of first filter screens between the inner wall of filter tube and casing, the inside of fixed frame is fixed with the second filter screen, wind-force drive arrangement drives fixed frame and second filter screen and slides between filter tube and first filter screen and remove dust, dust collecting device is installed to the bottom of casing. This device is through the setting of fixed frame and second filter screen for can drive fixed frame and second filter screen removal after the work stops at the device, make fixed frame and second filter screen get rid of filter tube and the accumulational filtrating thing in first filter screen surface, make the filtrating thing can not pile up the circulation that hinders the air, thereby be favorable to reducing the noise of device during operation.

Description

Automobile air filter with noise reduction function

Technical Field

The utility model relates to an air cleaner field especially relates to a car air cleaner with function of making an uproar is fallen.

Background

The air filter is a device for removing particle impurities in the air, when the piston machine works, if the sucked air contains impurities such as dust, the abrasion of parts is intensified, so the air filter is required to be arranged, and the air filter consists of a filter element and a shell.

The prior art discloses an invention patent in the aspect of partial air filters, and the patent with the application number of 201711034456.X discloses a low-resistance noise-reduction interval type air filter, and the structure of the air filter comprises a core body, a filter element and reinforcing ribs; the filter element is divided into an upper layer and a lower layer, and the structures of the wound filter paper used in the upper layer and the lower layer are different.

Air cleaner is in the use, and the dust is continuous to be filtered through the filter core for the inside of the accumulational air cleaner of filter, thereby make the inside space of air cleaner reduce gradually, make the space that the air passes through reduce gradually, can produce the noise when the air passes through narrow and small space, thereby make air cleaner aggravate gradually along with the increase noise of live time. Therefore, the invention provides an automobile air filter with a noise reduction function, which is used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automobile air filter with a noise reduction function.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides an automobile air filter with function of making an uproar is fallen, includes the casing, the fixed grafting of one end of casing has the outlet duct, the inside of outlet duct is inlayed and is established and be fixed with the filter tube, the array is fixed with a plurality of first filter screens between the inner wall of filter tube and casing.

The other end threaded connection of casing has fixed lid, install a plurality of fixed frames through wind-force drive arrangement between fixed lid and the outlet duct, the inside of fixed frame is fixed with the second filter screen, wind-force drive arrangement drives fixed frame and second filter screen and slides between filter tube and first filter screen and remove dust, dust collecting device is installed to the bottom of casing.

Preferably, wind-force drive arrangement includes the pivot, the pivot is rotated and is inserted and locate one side of fixed lid towards the outlet duct, the outer lane array of pivot is fixed with a plurality of flabellums, the pivot is fixed with the screw rod towards the one end of outlet duct, the other end and the outlet duct of screw rod rotate to be connected, the outer lane screw thread cover of screw rod is equipped with the thread bush, the thread bush is fixed with a plurality of first connecting strips corresponding with first filter screen, whole towards one side array of outlet duct the other end of first connecting strip respectively with a plurality of fixed frame fixed connection, install reset structure between thread bush and the outlet duct.

Preferably, the reset structure comprises a spring, the outer ring of the screw rod is sleeved with the spring, one end of the spring is fixedly connected with the threaded sleeve, and the other end of the spring is abutted to the end wall of the air outlet pipe.

Preferably, the dust collecting device comprises a dust collecting box and a baffle plate, the dust collecting box is slidably inserted into the side wall of the housing through a sliding structure, an opening is formed in the top of the dust collecting box, the top of the opening penetrates through the side wall of the housing, the baffle plate is slidably inserted into the side wall of the housing and located inside the opening, a second connecting strip is symmetrically fixed to one end, facing the fixing cover, of the top of the baffle plate, and the other end of the second connecting strip is fixedly connected with the edge of the fixing frame.

Preferably, the sliding structure comprises two sliding strips, the two sliding strips are fixed on the side wall of the shell, the dust collecting box is provided with two sliding grooves corresponding to the sliding strips, and the sliding strips are inserted into the sliding grooves in a sliding manner.

Compared with the prior art, the utility model discloses following beneficial effect has: this device is through the setting of fixed frame and second filter screen, make the device at the start of work, wind-force drives fixed frame and second filter screen and removes to the inside of filter tube and first filter screen, after the work stops, the spring drives fixed frame and second filter screen and withdraws from along filter tube and first filter screen, thereby clear away the filter tube with the filtration thing on first filter screen surface, it piles up and leads to the inner space to reduce to avoid the long-time back filtration thing that uses of device, be favorable to avoiding the air current to pass through the noise that narrow and small space and produce, thereby be favorable to reducing the noise of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is another schematic view of the whole structure of the dust collecting case (after the dust collecting case is exploded);

fig. 3 is a schematic structural view of the present invention, partially enlarged at a point a in fig. 2;

fig. 4 is a schematic structural view after the overall section of the present invention;

fig. 5 is a schematic structural view of the present invention, partially enlarged at B in fig. 4;

fig. 6 is a schematic structural view of the utility model after being further sectioned;

fig. 7 is a schematic structural view of the present invention, partially enlarged at C in fig. 6.

In the figure: the air filter comprises a shell 1, an air outlet pipe 2, a filter pipe 3, a first filter screen 4, a fixed cover 5, a rotating shaft 6, fan blades 7, a screw rod 8, a spring 9, a threaded sleeve 10, a first connecting strip 11, a fixed frame 12, a second filter screen 13, a dust collecting box 14, an opening 15, a baffle 16, a second connecting strip 17, a sliding strip 18 and a sliding groove 19.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-7, an automobile air filter with noise reduction function comprises a housing 1, an air outlet pipe 2 is fixedly inserted into one end of the housing 1, a filter pipe 3 is fixedly embedded into the air outlet pipe 2, a plurality of first filter screens 4 are fixedly arranged between the filter pipe 3 and the inner wall of the housing 1 in an array manner, a fixing cover 5 is connected to the other end of the housing 1 in a threaded manner, a plurality of fixing frames 12 are installed between the fixing cover 5 and the air outlet pipe 2 through a wind power driving device, a second filter screen 13 is fixedly arranged inside the fixing frame 12, the wind power driving device drives the fixing frame 12 and the second filter screen 13 to slide between the filter pipe 3 and the first filter screens 4 for dust removal, and a dust collecting device is installed at the bottom of the housing 1.

The implementation mode is specifically as follows: the filter tube 3 and the first filter screen 4 are arranged in the shell 1 to filter the passing air flow, the air outlet pipe 2 can fix the filter tube 3 and facilitate the connection of the device and the automobile, the fixing cover 5 can fix the wind-driven device and facilitate the passing of the air flow, the wind-driven device can drive the fixing frame 12 and the second filter screen 13 to move in the filter tube 3 and the first filter screen 4, so as to remove the filter matters accumulated in the filter tube 3 and the first filter screen 4 after the device stops working, the second filter screen 13 can facilitate the circulation of air, so that the device can drive the fixing frame 12 and the second filter screen 13 to enter the filter tube 3 and the first filter screen 4 when the device starts working, drive the fixing frame 12 and the second filter screen 13 to move out after the device stops working and drive the accumulated dust to move out and be collected by the dust collecting device, therefore, the space for the air flow to pass through inside the device is reduced due to the accumulation of dust, and the noise of the device during working is favorably reduced.

Wind-force drive arrangement includes pivot 6, pivot 6 rotates and inserts and locates fixed lid 5 towards one side of outlet duct 2, the outer lane array of pivot 6 is fixed with a plurality of flabellums 7, pivot 6 is fixed with screw rod 8 towards the one end of outlet duct 2, the other end of screw rod 8 rotates with outlet duct 2 and is connected, the outer lane screw thread cover of screw rod 8 is equipped with thread bush 10, thread bush 10 is fixed with a plurality of and the corresponding first connecting strip 11 of first filter screen 4 towards one side array of outlet duct 2, the other end of whole first connecting strips 11 respectively with a plurality of fixed frame 12 fixed connection, install reset structure between thread bush 10 and the outlet duct 2.

The implementation mode is specifically as follows: the rotating shaft 6 is rotatably connected with the fixed cover 5, so that the fan blade 7 can drive the rotating shaft 6 to rotate when the airflow passes through, the rotating shaft 6 drives the screw rod 8 to rotate after rotating, the screw rod 8 drives the threaded sleeve 10 in threaded connection with the screw rod 8 to move along the screw rod 8 after rotating, the threaded sleeve 10 drives the first connecting strip 11 to move after moving, the first connecting strip 11 drives the fixed frame 12 to move, when the device works, the air flow drives the fan blades 7 to rotate, thereby pushing the fixing frame 12 to move towards the inner parts of the filter pipe 3 and the first filter screen 4, after the device stops working, the reset structure pushes the fixing frame 12 to move towards the outside of the filter pipe 3 and the first filter screen 4, meanwhile, the accumulated dust on the surfaces of the filter pipe 3 and the first filter screen 4 is removed, so that the device is prevented from accumulating the dust due to long-time use, the space for reducing the air flow to pass through is prevented from accumulating the dust, and the noise is reduced.

The reset structure comprises a spring 9, the outer ring of the screw rod 8 is sleeved with the spring 9, one end of the spring 9 is fixedly connected with a threaded sleeve 10, and the other end of the spring 9 is abutted to the end wall of the air outlet pipe 2.

The implementation mode is specifically as follows: spring 9 can be after the device stops, promotes the displacement of thread bush 10 outlet duct 2 dorsad to drive fixed frame 12 and remove to the outside of filter tube 3 and first filter screen 4, be favorable to can clear away the filtration thing that filters the production after the stop work at every turn of device, thereby reduce the long-term back of using of device because the air current produces the noise through narrow and small space.

The dust collecting device comprises a dust collecting box 14 and a baffle plate 16, the dust collecting box 14 is slidably inserted into the side wall of the shell 1 through a sliding structure, an opening 15 is formed in the top of the dust collecting box 14, the top of the opening 15 penetrates through the side wall of the shell 1, the baffle plate 16 is slidably inserted into the side wall of the shell 1 and located inside the opening 15, a second connecting strip 17 is symmetrically fixed at the top of the baffle plate 16 towards one end of the fixed cover 5, and the other end of the second connecting strip 17 is fixedly connected with the edge of the fixed frame 12.

The implementation mode is specifically as follows: the dust collecting box 14 can collect the filtered objects in the device, the opening 15 can provide space for the filtered objects to enter the dust collecting box 14, the baffle 16 can seal the opening 15 when the device works, thereby preventing the dust in the dust collecting box 14 from being driven by the air flow to enter the shell 1 again, the second connecting strip 17 can connect the fixed frame 12 with the baffle 16, so that the baffle 16 can move to close the opening 15 when the fixed frame 12 moves towards the inside of the filter pipe 3 and the first filter screen 4, the opening 15 can be opened when the fixed frame 12 moves towards the outside of the filter pipe 3 and the first filter screen 4, thereby the opening 15 can be opened only when the device stops working to collect the filtered objects, and the filtered objects can be prevented from being accumulated in the shell 1.

The sliding structure comprises two sliding strips 18, the two sliding strips 18 are fixed on the side wall of the shell 1, two sliding grooves 19 corresponding to the sliding strips 18 are formed in the dust collection box 14, and the sliding strips 18 are slidably inserted into the sliding grooves 19.

The implementation mode is specifically as follows: the sliding strip 18 can be inserted into the sliding groove 19 in a sliding manner, so that the dust collecting box 14 is convenient to install in a sliding manner, and an operator can clean collected filter materials conveniently.

The utility model discloses the theory of operation: the filter tube 3 and the first filter screen 4 are arranged in the shell 1 to filter the passing air flow, the air outlet pipe 2 can fix the filter tube 3 and can facilitate the connection of the device and an automobile, the rotating shaft 6 is rotatably connected with the fixed cover 5 to enable the fan blade 7 to drive the rotating shaft 6 to rotate when the air flow passes through, the rotating shaft 6 drives the screw rod 8 to rotate, the screw rod 8 drives the threaded sleeve 10 in threaded connection with the screw rod 8 to move along the screw rod 8 after rotating, the first connecting strip 11 is driven to move after the threaded sleeve 10 moves, the first connecting strip 11 drives the fixed frame 12 to move, so that when the device works, the air flow drives the fan blade 7 to rotate, the fixed frame 12 is pushed to move towards the inner parts of the filter tube 3 and the first filter screen 4, after the device stops working, the spring 9 pushes the threaded sleeve 10 to move back to the air outlet pipe 2, and the fixed frame 12 is driven to move towards the outer parts of the filter tube 3 and the first filter screen 4, therefore, the filter materials accumulated in the filter pipe 3 and the first filter screen 4 are removed after the device stops working, the second filter screen 13 can facilitate air circulation, so that the device can push the fixing frame 12 and the second filter screen 13 to enter the filter pipe 3 and the first filter screen 4 when the device starts working, the fixing frame 12 and the second filter screen 13 are driven to move out after the device stops working, and the accumulated dust is driven to move out, the dust collecting box 14 can collect the filter materials in the device, the opening 15 can provide space for the filter materials to enter the dust collecting box 14, the baffle 16 can seal the opening 15 when the device works, thereby preventing the dust in the dust collecting box 14 from being driven by air flow to enter the shell 1 again, the second connecting strip 17 can connect the fixing frame 12 with the baffle 16, so that the baffle 16 can move to seal the opening 15 when the fixing frame 12 moves towards the filter pipe 3 and the first filter screen 4, move when fixed frame 12 removes to filter tube 3 and first filter screen 4 outside and open opening 15 to make opening 15 only open when the device stop work and carry out the collection of filtering the thing, thereby avoid filtering the thing and pile up in the inside of casing 1, thereby avoid piling up of dust to cause the inside space that supplies the air current to pass through of device to reduce, thereby be favorable to reducing the noise of device during operation.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.

Claims

1. An automobile air filter with a noise reduction function comprises a shell (1) and is characterized in that an air outlet pipe (2) is fixedly inserted into one end of the shell (1), a filter pipe (3) is fixedly embedded in the air outlet pipe (2), and a plurality of first filter screens (4) are fixed between the filter pipe (3) and the inner wall of the shell (1) in an array manner;

the other end threaded connection of casing (1) has fixed lid (5), install a plurality of fixed frames (12) through wind-force drive arrangement between fixed lid (5) and outlet duct (2), the inside of fixed frame (12) is fixed with second filter screen (13), wind-force drive arrangement drives fixed frame (12) and second filter screen (13) and slides between rose pipe (3) and first filter screen (4) and removes dust, dust collecting device is installed to the bottom of casing (1).

2. The automotive air cleaner with noise reduction function according to claim 1, the wind power driving device comprises a rotating shaft (6), the rotating shaft (6) is rotatably inserted at one side of the fixed cover (5) facing the air outlet pipe (2), a plurality of fan blades (7) are fixed on the outer ring array of the rotating shaft (6), a screw rod (8) is fixed at one end of the rotating shaft (6) facing the air outlet pipe (2), the other end of the screw rod (8) is rotationally connected with the air outlet pipe (2), a thread sleeve (10) is sleeved on the outer ring thread of the screw rod (8), a plurality of first connecting strips (11) corresponding to the first filter screen (4) are fixed on one side of the threaded sleeve (10) facing the air outlet pipe (2) in an array manner, the other ends of all the first connecting strips (11) are respectively fixedly connected with a plurality of fixing frames (12), a reset structure is arranged between the threaded sleeve (10) and the air outlet pipe (2).

3. The automobile air filter with the noise reduction function according to claim 2, wherein the reset structure comprises a spring (9), the spring (9) is sleeved on an outer ring of the screw rod (8), one end of the spring (9) is fixedly connected with the threaded sleeve (10), and the other end of the spring (9) is abutted to an end wall of the air outlet pipe (2).

4. The automobile air filter with the noise reduction function according to claim 1, wherein the dust collection device comprises a dust collection box (14) and a baffle plate (16), the dust collection box (14) is slidably inserted into the side wall of the housing (1) through a sliding structure, an opening (15) is formed in the top of the dust collection box (14), the top of the opening (15) penetrates through the side wall of the housing (1), the baffle plate (16) is slidably inserted into the side wall of the housing (1) and located inside the opening (15), a second connecting strip (17) is symmetrically fixed at one end, facing the fixed cover (5), of the top of the baffle plate (16), and the other end of the second connecting strip (17) is fixedly connected with the edge of the fixed frame (12).

5. The automotive air filter with the noise reduction function according to claim 4, wherein the sliding structure comprises two sliding strips (18), the two sliding strips (18) are fixed on the side wall of the housing (1), two sliding grooves (19) corresponding to the sliding strips (18) are formed in the dust collection box (14), and the sliding strips (18) are slidably inserted into the sliding grooves (19).