CN211484355U

CN211484355U - Filter piece support, filtering assembly and dust collecting cup body

Info

Publication number: CN211484355U
Application number: CN201922069257.3U
Authority: CN
Inventors: 檀冲; 宋武斌; 程世及; 王东; 林润
Original assignee: Xiaogou Electric Internet Technology Beijing Co Ltd
Current assignee: Beijing Puppy Vacuum Cleaner Group Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-09-15
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a filter support, filtering component and collection dirt cup belongs to dust catcher technical field, has solved filtering component and has got the inconvenient problem of putting in the current dust catcher. The utility model discloses a filter support, including assembly portion, supporting part and handheld portion, the assembly portion is equipped with the passageway that supplies the fluid circulation, and handheld portion is established in the passageway outside or inside through the supporting part; the inner wall of assembly portion, supporting part enclose out the assembly appearance chamber that is used for assembling to filter, handheld portion holds the chamber with the assembly and holds the setting back to the back of the body and be connected with the supporting part. The utility model is provided with the hand-held part, so that a user can conveniently take and place the filter element bracket; the assembly portion lateral wall sets up to non-circular structure, can prevent to filter and place the skew in assembly portion, guarantees to filter also difficult emergence skew after the support assembly.

Description

Filter piece support, filtering assembly and dust collecting cup body

Technical Field

The utility model relates to a dust catcher technical field especially relates to a filter support, filtering component and collection dirt cup.

Background

In present dust catcher, filter component generally takes out in the dust cup through the mode of back-off under the effect of gravity, and filter component is at the in-process of whereabouts, and probably crooked leads to its card on the wall of dust cup, just need shake dust cup this moment to make filter component drop from the dust cup internally, filter component gets the process of putting inconvenient, and the waste time.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the utility model aims at providing a filter support, filter component and collection dirt cup for filter component gets and puts inconvenient problem in solving current dust catcher.

The purpose of the utility model is mainly realized through the following technical scheme:

the utility model provides a filter element bracket, which comprises an assembly part, a support part and a hand-held part, wherein the assembly part is provided with a channel for the circulation of fluid, and the hand-held part is arranged outside the channel or inside the channel through the support part; the inner wall of assembly portion, supporting part enclose out the assembly appearance chamber that is used for assembling to filter, handheld portion holds the chamber with the assembly and holds the setting back to the back of the body and be connected with the supporting part.

Further, the side wall of the fitting portion is non-cylindrical in shape.

Further, the lateral wall of assembly portion includes plane portion and the major arc portion of being connected with plane portion, and plane portion and major arc portion enclose out the passageway.

Further, the outer wall of the assembling portion is provided with a splicing portion.

Further, the splicing parts are arranged on the outer wall of the major arc part, and the splicing parts are located on two sides of the plane part.

Further, the supporting part is of a hollow structure.

Further, the supporting part includes a plurality of support bars and connecting portion, the one end of support bar with assembly portion inner wall connection, the other end and the connecting portion of support bar are connected.

Further, the connecting part comprises a first arc-shaped strip and a second arc-shaped strip;

the inner arc surfaces of the first arc-shaped strip and the second arc-shaped strip are arranged oppositely, and the outer arc surfaces of the first arc-shaped strip and the second arc-shaped strip are arranged oppositely to the inner wall surface of the assembling part;

one end of the supporting strip is connected with the outer arc surface of the first arc-shaped strip or the second arc-shaped strip, and the other end of the supporting strip is connected with the inner wall surface of the assembling portion.

Furthermore, the radiuses of the first arc-shaped strip and the second arc-shaped strip are equal, the centers of circles of the first arc-shaped strip and the second arc-shaped strip are coincident, the central angles of the first arc-shaped strip and the second arc-shaped strip are equal, the central angles are marked as alpha, and alpha is more than 0 degree and less than 180 degrees;

a reinforcing strip is arranged between the first arc-shaped strip and the second arc-shaped strip.

The utility model also provides a filtering component, including above-mentioned filtering component support, gum cover and filtering piece.

Further, the rubber sleeve is sleeved on the outer wall surface of the filter piece support, and the filter piece is installed in the assembling containing cavity of the filter piece support.

Furthermore, the rubber sleeve is provided with a through hole matched with the splicing part of the filter piece bracket.

The utility model also provides a dust collection cup body, including above-mentioned filter assembly and dust collection cup main part.

Furthermore, a filtering cavity is arranged on the rear end face of the dust cup main body and is communicated with an air outlet of the dust cup main body;

the filtering component is positioned in the filtering cavity, and a rubber sleeve of the filtering component is hermetically connected with the side wall of the filtering cavity.

Further, the shape of the side wall of the filtering cavity is matched with the outer wall surface of the filtering component;

the side wall of the filtering cavity comprises a flat connection part and an arc connection part;

and the side wall of the filtering cavity is provided with a lapping groove matched with the splicing part of the filtering piece bracket.

Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:

(1) the handheld part is arranged, so that a user can conveniently take and place the filter element bracket;

(2) the side wall of the assembly part is of a non-circular structure, so that the filter element can be prevented from shifting in the assembly part, and the filter element support is ensured not to shift easily after being assembled;

(3) the side wall of the filtering cavity and the outer wall surface of the filtering component are both of non-circular structures, so that the filtering component can be prevented from moving in the position of the filtering cavity, and the using effect of the filtering component is not influenced.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

FIG. 1 is a block diagram of a filter assembly holder according to a first embodiment;

FIG. 2 is a block diagram of a filter assembly holder according to a first embodiment;

FIG. 3 is an exploded view of the filter assembly of the second embodiment;

FIG. 4 is a structural view of a filter assembly of the second embodiment;

FIG. 5 is a structural view of a filter assembly of the second embodiment;

FIG. 6 is a cross-sectional view of a filter assembly of the second embodiment;

FIG. 7 is another cross-sectional view of the filter assembly of the second embodiment;

fig. 8 is a structural view of a dust cup body according to the third embodiment.

Reference numerals:

100-a filter holder; 11-a fitting part; 111-plane section; 112-major arc portion; 12-a support portion; 121-support bars; 122-a first arced strip; 123-a second arced strip; 124-reinforcing strips; 13-a hand-held portion; 14-a splice;

200-rubber sleeve; 21-outer glue layer; 211-a through hole; 22-inner glue layer; 23-a hem portion;

300-a filter element;

400-a dirt cup body; 41-a filtration volume; 411-a butt joint; 412-lap joint groove; 42-air outlet.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of the invention, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit the scope of the invention.

Example one

The embodiment provides a filter support, as shown in fig. 1-2, including assembly portion 11, supporting portion 12 and handheld portion 13, assembly portion 11 sets up the passageway that supplies the fluid circulation, handheld portion 13 erects outside the passageway or inside the passageway through supporting portion 12, the inner wall of assembly portion 11 (be the lateral wall of passageway promptly), supporting portion 12 encloses the assembly appearance chamber that is used for assembling the filter, handheld portion 13 sets up and is connected with supporting portion 12 with the assembly appearance chamber back of the body mutually, the user gets through handheld portion 13 and puts and filter support.

Wherein, the handheld portion 13 is connected to the supporting portion 12 and located at the rear side (the side far away from the filtering member) of the supporting portion 12, so as to facilitate the user to hold the handheld portion 13.

In order to avoid increasing the length of the filter holder by adding the holding part 13, the supporting part 12 and the holding part 13 are positioned in the channel. Specifically, the lateral wall of supporting part 12 and the inner wall connection of assembly portion 11, handheld portion 13 is located supporting part 12 rear end face (keeping away from the one side of filtering promptly), and the rear end face of handheld portion 13 is no longer than the plane at the rear end face place of assembly portion 11, and in this embodiment, the rear end face of handheld portion 13 flushes with the rear end face of assembly portion 11 partly, so, supporting part 12, handheld portion 13 can not increase the length of filtering a piece support promptly, and the person of facilitating the use grips handheld portion 13 again. The rear end and the front end refer to the front and rear along the direction in which the fluid flows, and the set fluid direction is from the fitting cavity to the support portion 12.

In order not to affect the fluid circulation, the supporting portion 12 is a hollow structure, and the fluid filtered by the filter passes through the supporting portion 12 and flows out from the assembling portion 11. Specifically, the supporting portion 12 includes a plurality of supporting bars 121 and connecting portions, one ends of the supporting bars 121 are connected with the inner wall of the assembling portion 11, and the other ends are connected with the connecting portions. In order to improve the stability of the support part 12, the connecting part is located on the central axis of the channel, and the support bars are evenly distributed between the connecting part and the assembling part 11.

In order to avoid the support part 12 increasing the length of the fitting part 11, the support bar 121 is in the same plane as the connecting part, and the support part 12 is perpendicular to the inner wall of the fitting part 11, i.e. the support part 12 is perpendicular to the central axis of the passage.

In this embodiment, the connecting portion includes first arc strip 122 and second arc strip 123, and the intrados of first arc strip 122 and second arc strip 123 sets up relatively, and the extrados of first arc strip 122 and second arc strip 123 sets up relatively with the inner wall of assembly portion 11, and the one end of support bar 121 is connected with the extrados of first arc strip 122 (or second arc strip 123), and the other end and 11 interior wall connections of assembly portion.

It should be noted that, in this embodiment, the radii of the first arc-shaped strip 122 and the second arc-shaped strip 123 are the same, the centers of circles coincide and are located on the central axis of the channel, and the central angles of the first arc-shaped strip 122 and the second arc-shaped strip 123 are equal, and the central angle is denoted as α, where α is greater than 0 ° < α < 180 °, so that a gap exists between the first arc-shaped strip 122 and the second arc-shaped strip 123, so that a user can grip the hand-holding portion 13 to conveniently take and place the filter element holder.

In this embodiment, the number of the support bars 121 is six, α is greater than or equal to 90 ° and less than or equal to 120 °, specifically, three support bars 121 are connected to the first arc-shaped bar 122, two support bars 121 are respectively connected to two ends of the first arc-shaped bar 122, and the third support bar 121 is connected to the middle of the outer arc surface of the first arc-shaped bar 122; the other three support bars 121 are connected to the second arc-shaped bars 123 in the same manner.

It is understood that, in order to further enhance the stability of the supporting portion 12, in the present embodiment, a reinforcing bar 124 is disposed between the first arc-shaped bar 122 and the second arc-shaped bar 123, specifically, one end of the reinforcing bar 124 is connected to the middle position of the intrados of the first arc-shaped bar 122, and the other end of the reinforcing bar 124 is connected to the middle position of the intrados of the second arc-shaped bar 123.

The handheld portion 13 is connected with one end of the supporting portion 12 far away from the assembly cavity, so that a user can conveniently hold the handheld portion 13, the handheld portion 13 is located at the center of the supporting portion 12, specifically, the handheld portion 13 covers the connecting portion, and is matched with the shape of the connecting portion. In this embodiment, handheld portion 13 is the circular slab, handheld portion 13 covers on first arc strip 122, second arc strip 123, and handheld portion 13 diameter and first arc strip 122, second arc strip 123 diameter equal, the centre of a circle of handheld portion 13 is located the central axis of passageway, so, when holding handheld portion 13, the finger can be detained the breach department between first arc strip 122, second arc strip 123, the person's of facilitating the use application of force, can get fast and put and filter a support.

In order to prevent the filter member from deviating in the assembly portion 11 and ensure that the position of the filter member support after assembly does not deviate, the side wall of the assembly portion 11 is in a non-cylindrical shape, and in order to facilitate assembly and simplify the processing process, in this embodiment, the side wall of the assembly portion 11 includes a planar portion 111 and a major arc portion 112 connected to the planar portion, and the planar portion 111 and the major arc portion 112 enclose the channel, specifically, the planar portion 111 is a flat plate, the major arc portion 112 is an arc-shaped plate, and the arc is a major arc, and the side wall of the assembly portion 11 is enclosed by the planar portion 111 and the major arc portion 112.

In order to improve the connection performance of the filter element bracket and further ensure that the position of the filter element bracket is not deviated after being assembled, a splicing part 14 is arranged on the outer wall of the assembling part 11. In this embodiment, the splicing portions 14 are fan-shaped plates, the number of which is two, and the two splicing portions 14 are located on two sides of the plane portion 111.

The filter element bracket provided by the embodiment can achieve at least one of the following beneficial effects:

(2) the assembly portion lateral wall sets up to non-circular structure, can prevent to filter and place the skew in assembly portion, guarantees to filter also difficult emergence skew after the support assembly.

Example two

The present embodiment provides a filter assembly, as shown in fig. 3-7, including the filter support 100, the rubber sleeve 200, and the filter element 300 provided in the first embodiment, wherein the rubber sleeve 200 is fitted on the filter support 100, and the filter element 300 is located in the fitting cavity of the filter support 100.

The filter 300 is detachably or fixedly mounted in the assembly cavity of the filter holder 100, and the shape of the filter 300 is adapted to the shape of the assembly cavity, specifically, the side wall of the filter 300 contacts with the inner wall of the assembly portion 11, and the rear end surface of the filter 300 contacts with the front end surface of the support portion 12, the rear end and the front end refer to the front and the rear along the direction of fluid flowing through, and the set fluid direction flows from the filter 300 to the support portion 12, and the front and the rear are also set as follows.

In this embodiment, the filter 300 is detachably installed in the assembly housing, and the filter 300 is non-circular in shape to prevent the filter from being shifted during the filtering process and affecting the filtering effect of the fluid. The material of the filter 300 is HEPA.

The rubber sleeve 200 is sleeved on the outer wall surface of the assembling portion 11, the shape of the rubber sleeve 200 is matched with the shape of the outer wall of the assembling portion 11, and the filtering component is assembled in a corresponding area to improve the sealing performance of the filtering component and further improve the filtering effect of the filtering component so as to ensure that fluid flowing to the filtering component can be filtered.

In order to better position the rubber sleeve 200 and prevent the rubber sleeve 200 from sliding or tilting on the outer wall, in the present embodiment, the rubber sleeve 200 includes an outer rubber layer 21, an inner rubber layer 22 and a folded edge portion 23, two end faces of the folded edge portion 23 are respectively perpendicularly connected to the outer rubber layer 21 and the inner rubber layer 22, the outer rubber layer 21, the inner rubber layer 22 and the folded edge portion 23 enclose a U-shaped groove, the U-shaped groove is shaped to fit the rear end of the assembling portion 11, specifically, after the rubber sleeve 200 is assembled on the assembling portion 11, the outer rubber layer 21 contacts with the outer wall surface of the assembling portion 11, the inner rubber layer 22 contacts with the inner wall surface of the assembling portion 11, the folded edge portion 23 contacts with the rear end face of the side wall of the assembling portion 11, that is, the rear end of the side wall of the assembling portion 11 is clamped in the U-shaped groove.

In this embodiment, the through hole 211 matched with the splicing portion 14 is formed in the outer adhesive layer 21 of the rubber sleeve 200, when the rubber sleeve 200 is assembled to the assembly portion 11, the splicing portion 14 penetrates through the through hole 211, and then the rubber sleeve 200 is sleeved on the assembly portion 11.

In order to improve the adaptability and the connectivity of the rubber sleeve 200 and the filter element support 100, in the present embodiment, the rubber sleeve 200 is attached to the mounting portion 11 of the filter element support 100 by a two-shot molding method.

Compared with the prior art, the beneficial effects of the filter assembly provided by the embodiment are basically the same as those of the filter element bracket provided by the first embodiment, and are not repeated here.

EXAMPLE III

The present embodiment provides a dust cup body, as shown in fig. 8, including the filter assembly and the dust cup main body 400 provided in the second embodiment, the rear end face of the dust cup main body 400 is provided with an inward recessed filter cavity 41, the filter assembly is located in the filter cavity 41, and a user can pick and place the filter assembly from the filter cavity 41 through the handheld portion 13. The rear and front ends refer to the front and rear along the direction of fluid flow, and the set direction of fluid flow is from the dirt cup body 400 to the filter assembly, as well as the front and rear as described below.

The air outlet 42 of the dust cup body 400 is in communication with the filter volume 41, i.e. fluid flowing from the dust cup body 400 is filtered by the filter assembly and flows out of the dust cup body.

The filter assembly is removably mounted within the filter cavity 41 and is sealingly connected to the sidewall of the filter cavity 41 by a rubber sleeve 200 to ensure that fluid exiting the dirt cup body 400 is filtered within the filter assembly. The filter element 300 is positioned opposite the bottom of the filter receiving cavity 41 (either in contact with the filter receiving cavity or with a gap therebetween to allow fluid to flow more quickly to the filter element 300), and the handle portion 13 is positioned at the rearmost end of the dirt cup body, i.e., exposed for grasping by a user to facilitate access to the filter assembly.

In particular, the shape of the filter volume 41 is adapted to the shape of the filter assembly. In this embodiment, the shape of the sidewall of the filter cavity 41 is matched with the outer wall surface of the filter assembly, the sidewall of the filter cavity 41 includes a flat connection portion 411 and an arc connection portion in a matched manner, and a lap joint groove 412 matched with the splicing portion 14 is further disposed on the sidewall of the filter cavity 41, so that the filter assembly is not easy to shift after being placed in the filter cavity 41, and the filter effect is better.

Compared with the prior art, the beneficial effects of the dust collection cup body provided by the embodiment are basically the same as the beneficial effects of the filter component provided by the second embodiment, and are not repeated herein.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A filter support is characterized by comprising an assembling part (11), a supporting part (12) and a handheld part (13), wherein the assembling part (11) is provided with a channel for fluid circulation, and the handheld part (13) is arranged outside or inside the channel through the supporting part (12);

an assembly containing cavity for assembling the filter element is formed by the inner wall of the assembly part (11) and the supporting part (12) in a surrounding mode, and the handheld part (13) and the assembly containing cavity are arranged in a back-to-back mode and are connected with the supporting part (12).

2. The filter holder according to claim 1, characterised in that the side walls of the fitting portion (11) are non-cylindrical in shape.

3. The filter holder according to claim 2, wherein the side wall of the mounting portion (11) comprises a planar portion (111) and a major arc portion (112) connected to the planar portion, and the planar portion (111) and the major arc portion (112) enclose the channel.

4. The filter holder according to claim 3, characterised in that the outer wall of the mounting portion (11) is provided with a splice (14).

5. The filter holder according to claim 4, wherein the splices (14) are arranged on the outer wall of the major arc portion (112) and the splices (14) are located on both sides of the planar portion (111).

6. A filter holder according to any one of claims 1-5, characterised in that the support part (12) is of a hollow-out construction.

7. The filter holder according to claim 6, wherein the support portion (12) comprises a plurality of support strips (121) and connecting portions, one ends of the support strips (121) being connected to the inner wall of the assembly portion (11), and the other ends of the support strips (121) being connected to the connecting portions.

8. The filter holder according to claim 7, wherein the connecting portion comprises a first arcuate strip (122) and a second arcuate strip (123);

the inner arc surfaces of the first arc-shaped strip (122) and the second arc-shaped strip (123) are arranged oppositely, and the outer arc surfaces of the first arc-shaped strip (122) and the second arc-shaped strip (123) are arranged oppositely to the inner wall surface of the assembling part (11);

one end of the supporting strip (121) is connected with the outer arc surface of the first arc-shaped strip (122) or the second arc-shaped strip (123), and the other end of the supporting strip (121) is connected with the inner wall surface of the assembling portion (11).

9. The filter holder according to claim 8, wherein the first curved strip (122) and the second curved strip (123) have equal radii and coincident centers, and the first curved strip (122) and the second curved strip (123) have equal central angles, denoted as α, between 0 ° and 180 °;

a reinforcing strip (124) is arranged between the first arc strip (122) and the second arc strip (123).

10. A filter assembly, comprising a filter support (100) according to any one of claims 1 to 9, a gum cover (200) and a filter element (300).

11. The filter assembly according to claim 10, wherein the rubber sleeve (200) is fitted over the outer wall surface of the filter holder (100), and the filter element (300) is mounted in the mounting receptacle of the filter holder (100).

12. The filter assembly according to claim 11, wherein the rubber sleeve (200) is provided with a through hole (211) adapted to the splicing portion (14) of the filter element bracket (100).

13. A dirt cup body, comprising the filter assembly of any of claims 10-12 and a dirt cup body (400).

14. The dirt cup body as recited in claim 13, further characterized in that the rear end surface of the dirt cup body (400) is provided with a filter volume (41), and the filter volume (41) is communicated with the air outlet (42) of the dirt cup body (400);

the filter assembly is positioned in the filter cavity (41), and a rubber sleeve (200) of the filter assembly is hermetically connected with the side wall of the filter cavity (41).

15. A dirt cup body according to claim 14, characterised in that the side wall of the filter volume (41) is shaped to fit the outer wall surface of the filter assembly;

the side wall of the filtering cavity (41) comprises a flat connection part (411) and an arc connection part;

the side wall of the filtering cavity (41) is provided with a lapping groove (412) matched with the splicing part (14) of the filtering piece bracket (100).