CN214680643U

CN214680643U - Air filter

Info

Publication number: CN214680643U
Application number: CN202120599155.7U
Authority: CN
Inventors: 陈帮林
Original assignee: Ruian Sipuda Auto Parts Co ltd
Current assignee: Ruian Sipuda Auto Parts Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-12
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses an air filter, which comprises an outer shell, the bottom lock of shell has the bottom, be equipped with coupling mechanism between bottom and the shell. This air cleaner, the operation is convenient more laborsaving, and the atress is even, be convenient for follow-up change the filter core simultaneously, practical value is high, and then guarantee the filter effect of filter core, reduce the wearing and tearing of piston group and cylinder, avoid "drawing the jar" phenomenon, accessible second spring gives the outside power of rotating of ejector pin, make the top of ejector pin and the inside of filter core can support tightly, and then make the friction increase between filter core and the ejector pin, make follow-up can directly take the filter core out when bottom and shell are torn open, further promote the convenience of changing the filter core, montant axial rotation can drive the eccentric rotation of cam, further can stir the ejector pin of both sides, make it strike the filter core repeatedly under the effect of second spring, make its inside attachment break away from fast, further prolong the life of filter core or reply its filter effect for a short time.

Description

Air filter

Technical Field

The utility model relates to an air cleaner technical field specifically is an air cleaner.

Background

The air filter element is a filter, also called air filter cartridge, air filter, style, etc. The air filter is installed in front of carburetor or air inlet pipe to filter dust and sand from air and to ensure sufficient and clean air to enter cylinder.

However, the air filter in the prior art still has some deficiencies in the use process, for example, when the shell and the bottom are disassembled and assembled, the operation is not convenient and labor-saving enough, and then the subsequent filter element is not convenient to replace, the sealing effect is poor during the buckling, the practical value is low, the filtering effect of the filter element cannot be guaranteed never, the abrasion of the piston group and the air cylinder is large, and even the cylinder pulling phenomenon occurs, meanwhile, the filter element cannot be directly taken out when the bottom and the shell are disassembled, the convenience of replacing the filter element is further influenced, the filter element cannot be knocked under the condition of not disassembling and assembling, the internal attachments cannot be separated, the service life of the filter element is further shortened, the partial filtering effect of the filter element cannot be quickly recovered under special conditions, and the use of people is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air cleaner to solve among the above-mentioned background art air cleaner among the prior art still have some weak points in the use, for example when dismouting between shell and the bottom, the operation is convenient laborsaving inadequately, and then be not convenient for follow-up change the filter core, and sealed effect is poor when the lock, lead to practical value low, can't guarantee the filter effect of filter core never, the wearing and tearing that lead to piston assembly and cylinder are big, appear "drawing the jar" problem of phenomenon even.

In order to achieve the above object, the utility model provides a following technical scheme: an air filter comprises a shell, wherein a bottom cover is buckled at the bottom of the shell, and a connecting mechanism is arranged between the bottom cover and the shell;

the connecting mechanism comprises a groove, a round rod, a buckle, a first spring, a convex edge plate, a stop lever and a bolt;

the groove is processed at the outer end of the bottom cover, the inner wall of the groove is connected with a buckle through rotation of the round rod, a first spring is sleeved on the outer wall of the round rod, two ends of the first spring are respectively fixedly connected with the inner wall and the buckle of the groove, a convex edge plate is clamped above the inner end of the buckle, the inner wall of the convex edge plate is fixedly connected with the outer wall of the shell, a stop lever is fixedly connected to the inner wall of the groove, and a bolt is connected to the inner lower side of the buckle through threads. The design makes the connected mode between shell and the bottom more convenient, and then is convenient for change the filter core.

Preferably, the top of the inner wall of the shell and the top of the bottom cover are fixedly connected with limiting seats, and the inner ends of the limiting seats are abutted against the filter element.

Preferably, the right end and the top of shell are connected with intake pipe and outlet duct respectively, the outer wall of intake pipe runs through the spacing seat of top and extends to the inside of filter core.

Preferably, a limiting mechanism is arranged above the lower limiting seat;

the limiting mechanism comprises a vertical pipe, a notch, a pin shaft, an ejector rod and a second spring;

the bottom of the vertical pipe is fixedly connected with the top of the limiting seat below the vertical pipe, openings are machined in the upper portions of two sides of the vertical pipe, ejector rods are rotatably connected to the inner walls of the openings through hinge pins, second springs are sleeved on the outer walls of the hinge pins, and two ends of each second spring are fixedly connected with the inner wall of each opening and the ejector rod respectively. The design is such that the filter cartridge can be removed from the housing with the bottom cover when the bottom cover is disengaged from the housing.

Preferably, a toggle mechanism is arranged on the inner side of the vertical pipe;

the toggle mechanism comprises a cam, a vertical rod and a handle;

the outer wall of cam and the inner wall clearance fit of standpipe, and the outer wall of cam and the inner of the ejector pin of one side counterbalance tightly, the bottom rigid coupling of cam has the montant, the outer wall of montant and the inner wall clearance fit of standpipe, and the outer wall of montant runs through the spacing seat in below and is connected with the bottom rotation through the bearing, the bottom rigid coupling of montant has the handle. The design makes the cam can stir the ejector pin of both sides when the montant rotates along with the montant, makes it strike the filter core repeatedly under the effect of second spring, makes its inside attachment break away from fast.

Compared with the prior art, the beneficial effects of the utility model are that: the air filter is characterized in that the shell, the bottom cover, the limiting seat, the filter element, the air inlet pipe and the connecting mechanism are matched, when the air filter is used, the air filter can be connected with the convex edge plate in a clamping mode through the buckle, the shell and the bottom cover can be pre-fixed under the action of the first spring, the bolt is rotated at the moment, the buckle is tightly fastened with the convex edge plate, and fastening and fixing can be realized;

through the matching of the shell, the bottom cover, the limiting seat, the filter element, the air inlet pipe and the limiting mechanism, when the device is used, the force for outwards rotating the ejector rod can be given by the second spring, so that the top of the ejector rod can be tightly abutted against the inside of the filter element, the friction between the filter element and the ejector rod is further increased, the filter element can be directly taken out when the bottom cover and the shell are detached subsequently, and the convenience of replacing the filter element is further improved;

through the shell, the bottom, spacing seat, the filter core, the intake pipe, ejector pin and toggle mechanism's cooperation, make the device when using, the accessible montant is connected with the rotation of bottom, and the setting of cam, make the montant axial rotate and to drive the eccentric rotation of cam, advance to stir the ejector pin of both sides, make it strike the filter core repeatedly under the effect of second spring, make its inside attachment break away from fast, further prolong the life of filter core or its filter effect is replied to the short time, make things convenient for people to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural view of the bottom cover, the housing and the latch of FIG. 2;

FIG. 4 is a schematic diagram of the ram, standpipe and cam of FIG. 2.

In the figure: 1. the shell, 2, the bottom, 3, spacing seat, 4, the filter core, 5, the intake pipe, 6, coupling mechanism, 601, recess, 602, round bar, 603, the buckle, 604, first spring, 605, protruding arris board, 606, pin, 607, the bolt, 7, stop gear, 701, the standpipe, 702, the opening, 703, the round pin axle, 704, the ejector pin, 705, the second spring, 8, toggle mechanism, 801, the cam, 802, the montant, 803, the handle, 9, the outlet duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an air cleaner, which comprises an outer shell 1, the bottom lock of shell 1 has bottom 2, the equal rigid coupling in inner wall top of shell 1 and the top of bottom 2 has spacing seat 3, the inner of spacing seat 3 supports tightly has filter core 4, filter core 4 is used for filtering the air, the right-hand member of shell 1 and top are connected with intake pipe 5 and outlet duct 9 respectively, the outer wall of intake pipe 5 runs through the spacing seat 3 of top and extends to the inside of filter core 4, be equipped with coupling mechanism 6 between bottom 2 and the shell 1.

The connecting mechanism 6 comprises a groove 601, a round rod 602, a buckle 603, a first spring 604, a convex edge plate 605, a stop lever 606 and a bolt 607, the groove 601 is processed at the outer end of the bottom cover 2, the inner wall of the groove 601 is rotatably connected with the buckle 603 through the round rod 602, the round rod 602 enables the buckle 603 to rotate when stressed, the outer wall of the round rod 602 is sleeved with the first spring 604, two ends of the first spring 604 are respectively and fixedly connected with the inner wall of the groove 601 and the buckle 603, the first spring 604 is a spiral spring, the first spring 604 gives inward rotation force to the buckle 603, the convex edge plate 605 is clamped above the inner end of the buckle 603, the inner wall of the convex edge plate 605 is fixedly connected with the outer wall of the shell 1, the stop lever 606 is fixedly connected with the inner wall of the groove 601, the stop lever 606 plays a role in limiting the rotation range of the buckle 603, the phenomenon that the top of the stop lever 606 rotates inwards to interfere with the buckling of the shell 1 and the bottom cover 2 is avoided, the bolt 607 is in threaded connection with the lower part of the buckle 603, the design makes the connected mode between shell 1 and the bottom 2 more convenient, and then is convenient for change filter core 4.

The limiting mechanism 7 is arranged above the lower limiting seat 3, the limiting mechanism 7 comprises a vertical pipe 701, notches 702, a pin shaft 703, a push rod 704 and a second spring 705, the bottom of the vertical pipe 701 is fixedly connected with the top of the lower limiting seat 3, the notches 702 are machined on the two sides of the vertical pipe 701, the inner wall of each notch 702 is rotatably connected with the push rod 704 through the pin shaft 703, the pin shaft 703 enables the push rod 704 to rotate when stressed, the second spring 705 is sleeved on the outer wall of the pin shaft 703, the two ends of the second spring 705 are respectively fixedly connected with the inner wall of each notch 702 and the push rod 704, the second spring 705 is a volute spring, the second spring 705 gives outward rotating force to the push rod 704, and the filter element 4 can move out of the shell 1 along with the bottom cover 2 when the bottom cover 2 is separated from the shell 1.

The inner side of the vertical pipe 701 is provided with a toggle mechanism 8, the toggle mechanism 8 comprises a cam 801, a vertical rod 802 and a handle 803, the outer wall of the cam 801 is in clearance fit with the inner wall of the vertical pipe 701, the outer wall of the cam 801 is tightly abutted against the inner end of the ejector rod 704 on one side, the bottom of the cam 801 is fixedly connected with the vertical rod 802, the outer wall of the vertical rod 802 is in clearance fit with the inner wall of the vertical pipe 701, the outer wall of the vertical rod 802 penetrates through the lower limiting seat 3 and is rotatably connected with the bottom cover 2 through a bearing, the vertical rod 802 can axially rotate when stressed to further drive the cam 801 to eccentrically rotate, the bottom of the vertical rod 802 is fixedly connected with the handle 803, the handle 803 is convenient for rotating the vertical rod 802, and the cam 803 can toggle the ejector rods 704 on two sides when rotating along with the vertical rod 802, so that the filter core can be repeatedly knocked under the action of the second spring 705, and the internal attachments can be quickly separated from the vertical rod 802.

In this embodiment, when the air cleaner is used, the push rods 704 at two sides are pressed to rotate inwards and embedded into the inner wall of the filter element 4, at this time, the filter element 4 is pressed downwards to be sleeved outside the vertical tube 701 and tightly abutted against the lower limiting seat 3, the bottom cover 2 is buckled with the housing 1, and is connected with the convex rib plate 605 through the buckle 603 in a clamping manner, under the action of the first spring 604, the housing 1 and the bottom cover 2 can be pre-fixed, at this time, the bolt 607 is rotated to tightly fasten the buckle 604 and the convex rib plate 605, so that the fastening and the fixing can be realized, compared with a transmission connection mode, the operation is more convenient and labor-saving, the stress is uniform, the sealing effect is good, and the subsequent replacement of the filter element 4 is convenient, the practical value is high, meanwhile, the second spring gives an outward rotating force to the push rods 704, so that the top of the push rods 704 can tightly abut against the inside of the filter element 4, and further, the filter element 4 can be directly taken out when the bottom cover 2 is detached from the housing 1, the convenience is changed in further promotion, and is connected through the rotation of montant 802 with bottom 2 to and the setting of cam 803, make montant 802 axial rotate and to drive cam 803 eccentric rotation, further can stir both sides ejector pin 704, make it strike filter core 4 repeatedly under the effect of second spring 705, make its inside attachment break away from fast, further prolong filter core 4's life or its filter effect is replied to the short time, make things convenient for people to use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An air cleaner comprising a housing (1), characterized in that: a bottom cover (2) is buckled at the bottom of the shell (1), and a connecting mechanism (6) is arranged between the bottom cover (2) and the shell (1);

the connecting mechanism (6) comprises a groove (601), a round rod (602), a buckle (603), a first spring (604), a convex rib plate (605), a stop lever (606) and a bolt (607);

the utility model discloses a clamping structure, including recess (601), buckle (603), first spring (604), the inner wall of recess (601) is connected with buckle (603) through round bar (602) rotation, first spring (604) have been cup jointed to the outer wall of round bar (602), the both ends of first spring (604) respectively with inner wall and buckle (603) fixed connection of recess (601), the joint of the inner top of buckle (603) has protruding arris board (605), the inner wall of protruding arris board (605) and the outer wall fixed connection of shell (1), the inner wall rigid coupling of recess (601) has pin (606), the inside below threaded connection of buckle (603) has bolt (607).

2. An air cleaner according to claim 1 wherein: the top of the inner wall of the shell (1) and the top of the bottom cover (2) are fixedly connected with a limiting seat (3), and the inner end of the limiting seat (3) is tightly abutted with a filter element (4).

3. An air cleaner according to claim 1 wherein: the right-hand member of shell (1) and top are connected with intake pipe (5) and outlet duct (9) respectively, the outer wall of intake pipe (5) runs through spacing seat (3) of top and extends to the inside of filter core (4).

4. An air cleaner according to claim 2 wherein: a limiting mechanism (7) is arranged above the lower limiting seat (3);

the limiting mechanism (7) comprises a vertical pipe (701), a notch (702), a pin shaft (703), a push rod (704) and a second spring (705);

the bottom of the vertical pipe (701) is fixedly connected with the top of the limiting seat (3) below, notches (702) are machined in the upper portions of two sides of the vertical pipe (701), the inner wall of each notch (702) is rotatably connected with a push rod (704) through a pin shaft (703), the outer wall of each pin shaft (703) is sleeved with a second spring (705), and two ends of each second spring (705) are fixedly connected with the inner wall of each notch (702) and the corresponding push rod (704) respectively.

5. An air cleaner according to claim 4 wherein: a toggle mechanism (8) is arranged on the inner side of the vertical pipe (701);

the toggle mechanism (8) comprises a cam (801), a vertical rod (802) and a handle (803);

the outer wall of cam (801) and the inner wall clearance fit of standpipe (701), and the outer wall of cam (801) offsets tightly with the inner of the ejector pin (704) of one side, the bottom rigid coupling of cam (801) has montant (802), the outer wall of montant (802) and the inner wall clearance fit of standpipe (701), and the outer wall of montant (802) runs through spacing seat (3) in below and rotates with bottom (2) through the bearing to be connected, the bottom rigid coupling of montant (802) has handle (803).