CN218151187U

CN218151187U - Air cleaner convenient to dismantle

Info

Publication number: CN218151187U
Application number: CN202221335346.3U
Authority: CN
Inventors: 马尚忠
Original assignee: Hubei Fine Filter Equipment Co ltd
Current assignee: Hubei Fine Filter Equipment Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-12-27
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses an air cleaner convenient to dismantle, including lower extreme open-ended last casing, upper end open-ended lower casing, an air intake pipe, the outlet duct, the filter core of prefilter and cylinder, the lower extreme opening of going up the casing is contradicted in order to form inclosed cavity with the upper end opening of lower casing, the vertical setting of intake pipe is in the cavity, its upper end opening lower extreme seals, the intake pipe makes progress the vertical roof that runs through the casing and is connected with the prefilter, it is equipped with a plurality of through-holes to go to stretch into the part in the cavity and stretch into the part in the prefilter at equal interval, the filter core setting is established in the cavity and coaxial cover is established in the intake pipe, the one end of outlet duct is connected and is linked together with the lateral wall of last casing, the lower extreme of intake pipe is vertical to be equipped with first threaded rod, the diapire middle part of lower casing has the breach and inlays and is equipped with first ring, the lower extreme of first threaded rod passes first ring downwards, first nut is installed to the screw thread on the first threaded rod. The utility model provides an air cleaner convenient to dismantle.

Description

Air cleaner convenient to dismantle

Technical Field

The utility model relates to an air cleaner field. More specifically, the utility model relates to an air cleaner convenient to dismantle.

Background

When the engine works, a large amount of air needs to be sucked, and if the air is not filtered, dust suspended in the air is sucked into the cylinder, so that the abrasion of the piston group and the cylinder is accelerated. Larger particles entering between the piston and the cylinder can cause serious cylinder scuffing, which is especially serious in a dry and sandy working environment. The air filter is installed in front of the carburetor or the air inlet pipe, plays a role in filtering dust and sand in the air and ensures that sufficient and clean air enters the air cylinder. After the air filter is used for a period of time, the air filter needs to be disassembled to clean the interior of the air filter, but the air filter sold in the current market is difficult to disassemble, so that the cleaning of the air filter is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air cleaner convenient to dismantle based on above-mentioned problem.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an air filter convenient to disassemble comprises an upper shell with an opening at the lower end, a lower shell with an opening at the upper end, an air inlet pipe, an air outlet pipe, a pre-filter and a cylindrical filter element, wherein the opening at the lower end of the upper shell is abutted to the opening at the upper end of the lower shell to form a closed cavity, the air inlet pipe is vertically arranged in the cavity, the opening at the upper end of the air inlet pipe is closed at the lower end, the air inlet pipe vertically penetrates through the top wall of the upper shell upwards and is connected with the pre-filter, a plurality of through holes are formed in the part, extending into the cavity, of the air inlet pipe and the part, extending into the pre-filter, of the air inlet pipe at intervals, the filter element is arranged in the cavity and coaxially sleeved on the air inlet pipe, one end of the air outlet pipe is connected and communicated with the side wall of the upper shell, a first threaded rod is vertically arranged at the lower end of the air inlet pipe, a notch is arranged in the middle of the bottom wall of the lower shell and is embedded with a first circular ring, the lower threaded rod downwards penetrates through the first circular ring, a first nut is installed on the first nut, and the first nut is screwed tightly to connect and fix the threaded rod with the lower shell.

Preferably, in the air filter convenient to disassemble, an opening at the lower end of the upper shell and the upper end of the lower shell are respectively provided with an upper flange and a lower flange, the lower end of the upper flange is provided with a groove matched with the lower flange, and the lower flange is embedded in the groove.

Preferably, in the air cleaner convenient to disassemble, a sealing ring is arranged between the lower flanging and the top wall of the groove.

Preferably, an air cleaner convenient to dismantle in, still include the sleeve, inside cavity and the lower extreme opening of sleeve, its upper end be equipped with the mounting hole that the intake pipe corresponds, the sleeve inlays to be established on the filter core, the intake pipe passes the mounting hole, the lower extreme of filter core has a plurality of air guide plates along the circumference equipartition, air guide plate with the inner wall of last casing is contradicted.

Preferably, in the air cleaner with easy disassembly, the air guide plate is arranged obliquely.

Preferably, in the air cleaner convenient to disassemble, the prefilter is hollow, a plurality of air inlet holes are uniformly distributed at the lower end of the prefilter, the upper end of the air inlet pipe upwards penetrates through the lower end of the prefilter and is fixedly connected with the prefilter, and a plurality of through holes are formed in the part, extending into the prefilter, of the air inlet pipe at intervals.

Preferably, in the air cleaner convenient to disassemble and assemble, the upper end of the air inlet pipe is closed and is vertically provided with a second threaded rod, the middle part of the top wall of the pre-filter is provided with a notch and is embedded with a second ring, the upper end of the second threaded rod upwards penetrates through the second ring, a second nut is mounted on the second threaded rod in a threaded manner, and the second threaded rod and the pre-filter can be connected and fixed by screwing the second nut.

The utility model discloses an air cleaner's last casing and down between the casing, all be detachable between intake pipe and the prefilter and connect to when needs clearance air cleaner, will go up the casing fast and unpack casing, intake pipe and prefilter down apart, thereby clear up air cleaner, and change the filter core.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural view of an air cleaner according to the present invention;

fig. 2 is a schematic view of the connection between the sleeve and the filter element according to the present invention.

Detailed Description

The present invention is described in further detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.

It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Fig. 1 is the embodiment of the utility model provides a pair of air cleaner convenient to dismantle, including lower extreme open-ended last casing 1, upper end open-ended casing 2, intake pipe 3, outlet duct 4, pre-filter 5 and the filter core 6 of cylinder down, go up the lower extreme opening of casing 1 with the upper end opening of casing 2 is contradicted in order to form inclosed cavity down, intake pipe 3 vertical setting is in the cavity, its upper end opening lower extreme seals, intake pipe 3 upwards vertical runs through go up the roof of casing 1 and upwards extend to in the pre-filter 5, it stretches into part in the cavity is with stretch into equal interval is equipped with a plurality of through-holes on the part in the pre-filter 5, filter core 6 sets up in the cavity and coaxial cover are established on intake pipe 3, the one end of outlet duct 4 with the lateral wall of last casing 1 is connected and is linked together, the lower extreme of intake pipe 3 is vertical to be equipped with first threaded rod 7, the diapire of casing 2 has the breach and inlays and is equipped with first ring 8 down, the lower extreme of first ring 7 passes downwards first ring 8, the threaded rod is installed on the first threaded rod 7, the first threaded rod 9 is threaded nut 9 can be screwed up the first threaded rod and the screw nut 7 the first threaded rod is connected 2 under the screw nut 9.

In this embodiment, the external air enters the pre-filter 5, then enters the air inlet pipe 3 through the through hole on the part of the air inlet pipe 3 extending into the cavity, then enters the cavity through the through hole on the part of the air inlet pipe 3 extending into the cavity, and is discharged from the air outlet pipe 4 after being filtered by the filter element 6, so that the air is subjected to multiple filtration through the air filter. In order to facilitate the disassembly of the air cleaner, the housing is formed by splicing the upper housing 1 and the lower housing 2, the upper housing 1 and the lower housing 2 are separated by the connection between the first threaded rod 7 and the first nut 9, so that when the air cleaner needs to be disassembled, the separation between the upper housing 1 and the lower housing 2 can be realized by unscrewing the first nut 9 from the first threaded rod 7, and the filter element 6 can be conveniently removed for cleaning or replacement; when the upper shell 1 and the lower shell 2 need to be fixed, the lower shell 2 and the upper shell 1 are installed, and then the first nut 9 is screwed on the first threaded rod 7, so that the lower shell 2 and the upper shell 1 are fixed. After the first nut 9 is tightened, it interferes with the first ring 8, so as to seal the joint of the first ring 8 and the first threaded rod 7.

Preferably, as the utility model discloses another embodiment, go up the lower extreme opening part of casing 1 with the upper end punishment of casing 2 is equipped with turn-ups 10 and turn-ups 11 down respectively down, the lower extreme of turn-ups 10 is equipped with the recess that turn-ups 11 matches down, turn-ups 11 inlays to be established down in the recess.

In this embodiment, by providing the upper flange 10 and the lower flange 11, and providing the recess at the lower end of the upper flange 10, and by embedding the lower flange 11 in the recess, the lower housing 2 can be positioned quickly when the lower housing 2 is mounted at the lower end of the upper housing 1, so as to achieve the sealing connection between the upper housing 1 and the lower housing 2,

preferably, as another embodiment of the present invention, a sealing ring 12 is disposed between the downward turned edge 11 and the top wall of the groove.

In this embodiment, a seal ring 12 is provided between the lower flange 11 and the top wall of the groove, and the seal ring 12 improves the sealing property when the upper casing 1 and the lower casing 2 are connected.

Preferably, as another embodiment of the utility model discloses, as shown in fig. 2, still include sleeve 13, the inside cavity of sleeve 13 and lower extreme opening, its upper end be equipped with the mounting hole that intake pipe 3 corresponds, sleeve 13 inlays and establishes on filter element 6, intake pipe 3 passes the mounting hole, the lower extreme of filter element 6 has a plurality of air guide plate 14 along the circumference equipartition, air guide plate 14 with the inner wall of last casing 1 is contradicted.

In this embodiment, the filter element 6 is fixed by providing a sleeve 13 at the upper end of the filter element 6, and fitting the sleeve 13 into the upper housing 1 through a plurality of air guide plates 14 provided on the sleeve 13. Meanwhile, the sleeve 13 blocks the upper half part of the filter element 6, so that the gas exhausted from the air outlet pipe 4 is discharged from the upper part to the lower part of the filter element 6 into the lower half part of the cavity from the lower half part of the filter element 6, enters the upper half part of the cavity from the gap between the air guide plates 14 and finally enters the air outlet pipe 4, the flow path of the air in the filter element 6 is prolonged, and the air filtering effect of the filter element 6 is improved.

Preferably, as another embodiment of the present invention, the air guide plate 14 is disposed obliquely.

In this embodiment, the inclined setting of air deflector 14 can be to the area of expanding air deflector 14 in the horizontal direction for when the air from the cavity lower half enters into the cavity upper half, can disperse more, thereby the more even of the internal mixing of cavity upper half.

Preferably, as the utility model discloses another embodiment, 5 inside hollows of prefilter, its lower extreme equipartition have a plurality of inlet ports, the upper end of intake pipe 3 upwards passes 5's lower extreme of prefilter and with 5 fixed connection of prefilter, just intake pipe 3 stretches into the interval is equipped with a plurality of through-holes on the part in the prefilter 5.

In this embodiment, when the external air enters the prefilter 5 through the plurality of air inlet holes at the lower end of the prefilter 5, the impurities with large volume are blocked by the lower end of the prefilter 5, and meanwhile, under the action of gravity, the large-particle impurities are prevented from entering the prefilter 5 through the air inlet holes.

Preferably, as the utility model discloses another embodiment, intake pipe 3 upper end is sealed and the vertical second threaded rod 15 that is equipped with, the roof middle part of prefilter 5 has the breach and inlays and be equipped with second ring 16, the upper end of second threaded rod 15 upwards passes second ring 16, second nut 17 is installed to second threaded rod 15 upper thread, screws up second nut 17 can with second threaded rod 15 with prefilter 5 is connected fixedly.

In this embodiment, the second threaded rod 15 and the second nut 17 are engaged with each other to detachably connect the prefilter 5 and the air inlet pipe 3, so that the prefilter 5 can be detached from the air inlet pipe 3 to be cleaned when the air cleaner is cleaned. When the second nut 17 is tightened, it interferes with the second ring 16, thus sealing the joint between the second ring 16 and the second threaded rod 15.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. An air filter convenient to disassemble is characterized by comprising an upper shell (1) with an opening at the lower end, a lower shell (2) with an opening at the upper end, an air inlet pipe (3), an air outlet pipe (4), a prefilter (5) and a cylindrical filter element (6), the lower end opening of the upper shell (1) is abutted against the upper end opening of the lower shell (2) to form a closed cavity, the air inlet pipe (3) is vertically arranged in the cavity, the upper end of the air inlet pipe (3) is open and the lower end is closed, the air inlet pipe vertically penetrates through the top wall of the upper shell (1) upwards and is connected with the prefilter (5), a plurality of through holes are arranged on the part extending into the cavity and the part extending into the prefilter (5) at intervals, the filter element (6) is arranged in the cavity and coaxially sleeved on the air inlet pipe (3), one end of the air outlet pipe (4) is connected and communicated with the side wall of the upper shell (1), a first threaded rod (7) is vertically arranged at the lower end of the air inlet pipe (3), the middle part of the bottom wall of the lower shell (2) is provided with a gap and a first circular ring (8) is embedded in the gap, the lower end of the first threaded rod (7) downwards passes through the first circular ring (8), first threaded rod (7) are gone up the screw thread and are installed first nut (9), screw up first nut (9) can with first threaded rod (7) with casing (2) are connected fixedly down.

2. The air cleaner convenient to disassemble as claimed in claim 1, wherein an upper flanging (10) and a lower flanging (11) are respectively arranged at the lower opening of the upper shell (1) and the upper end of the lower shell (2), a groove matched with the lower flanging (11) is arranged at the lower end of the upper flanging (10), and the lower flanging (11) is embedded in the groove.

3. A filter cleaner according to claim 2 in which a sealing ring (12) is provided between the down-turned lip (11) and the top wall of the recess.

4. The air cleaner convenient to disassemble as claimed in claim 1, further comprising a sleeve (13), wherein the sleeve (13) is hollow and has an open lower end, the upper end of the sleeve is provided with a mounting hole corresponding to the air inlet pipe (3), the sleeve (13) is embedded in the filter element (6), the air inlet pipe (3) passes through the mounting hole, the lower end of the filter element (6) is uniformly provided with a plurality of air guide plates (14) along the circumferential direction, and the air guide plates (14) are abutted against the inner wall of the upper shell (1).

5. A filter cleaner as claimed in claim 4, wherein the air guide plate (14) is inclined.

6. The air cleaner of claim 1, wherein the prefilter (5) is hollow and has a plurality of air inlet holes uniformly distributed at its lower end, the upper end of the air inlet pipe (3) passes upward through the lower end of the prefilter (5) and is fixedly connected to the prefilter (5), and a plurality of through holes are formed at intervals in the part of the air inlet pipe (3) extending into the prefilter (5).

7. The air cleaner with the easy disassembly as recited in claim 6, wherein the air inlet pipe (3) is provided with a second threaded rod (15) at the upper end in a closed and vertical manner, the prefilter (5) is provided with a notch at the middle of the top wall and a second ring (16) is embedded in the notch, the upper end of the second threaded rod (15) penetrates upwards through the second ring (16), a second nut (17) is screwed on the second threaded rod (15), and the second threaded rod (15) and the prefilter (5) can be connected and fixed by screwing the second nut (17).