CN215820777U - Dust collecting cup assembly and dust collecting equipment - Google Patents

Abstract

The utility model relates to a dust collecting cup assembly and dust collection equipment, belongs to the technical field of household appliances, and aims to solve the problem that the existing dust collection equipment is inconvenient to clean dust. The present invention relates to a dust cup assembly, comprising: the front end of the cup body is open; the end cover is detachably covered on the front end of the cup body, and an air inlet is formed in the end cover; the filter assembly is positioned in the cup body and is communicated with the air inlet; the filter assembly is abutted to the end cover, and part of abutting surfaces are inclined surfaces. In the dust collecting cup assembly, after the end cover is opened, dust in the cup body can be directly cleaned, the dust cleaning process of cleaning equipment is simplified, and dust cleaning of the dust collecting equipment is conveniently and quickly carried out; the inclined plane plays a guiding role in the filtering component, so that the filtering component is quickly reset, the process of resetting the dust collecting cup component after cleaning the ash of the cleaning equipment is simplified, and the use body feeling of the cleaning equipment is improved.

Description

Dust collecting cup assembly and dust collecting equipment

Technical Field

The utility model relates to the technical field of household appliances, in particular to a dust collecting cup assembly and dust collecting equipment.

Background

At present, current dust collecting equipment when the inside dust of clearance dust cup, need part earlier the whole back tip with dust collecting equipment of dust cup, takes out the filter component in the dust cup again, pours out the dust in the dust cup at last, and whole process is not only loaded down with trivial details, and it is big still working strength, influences dust collecting equipment's use body and feels. Especially, the dust collecting equipment adopting multi-stage filtration has the advantages that the workload, the used time and the complexity of steps in the dust cleaning process are multiplied, and the use body feeling is not good.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the present invention provides a dust cup assembly and a dust collecting device, so as to solve the problem of inconvenient dust removal of the existing dust collecting device.

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

the present invention provides a dust cup assembly comprising:

the front end of the cup body is open;

the end cover is detachably covered on the front end of the cup body, and an air inlet is formed in the end cover;

the filter assembly is positioned in the cup body and is communicated with the air inlet;

the filter assembly is abutted to the end cover, and part of abutting surfaces are inclined surfaces.

Further, the included angle between the inclined plane and the central axis of the filter assembly is alpha, and alpha is less than 90 degrees.

Furthermore, the alpha is more than or equal to 3 degrees and less than or equal to 80 degrees.

Furthermore, the end cover comprises a hinge part and a buckling part, the end cover is hinged with the cup body through the hinge part, and the buckling part is detachably buckled on the cup body;

the ramp is proximate the hinge.

Furthermore, the hinge part is connected with the top of the cup body, and the buckling part is buckled at the bottom of the cup body.

Furthermore, an annular groove is formed in the inner end face of the end cover, the annular groove is arranged on the outer side of the air inlet in a surrounding mode, and a butting ring is assembled in the annular groove;

the end cover is abutted with the filter assembly through the abutting ring.

Further, the abutting ring comprises an inclined plane part and a flat ring part, and the flat ring part is connected with the head of the inclined plane part to form a ring;

the front end surface and the rear end surface of the flat ring part are planes and are vertical to the central axis of the end cover;

the front end face of the inclined plane part is a plane flush with the front end face of the flat ring part, and the rear end face of the inclined plane part is an inclined plane which forms an alpha with the central axis of the filter assembly;

the ramp portion is proximate the hinge portion.

Further, the annular groove comprises an inner annular wall and an outer annular wall, and the outer annular wall surrounds the outer side of the inner annular wall;

the inner ring wall comprises an inner ring flat part and an inner ring convex part which are connected end to end, the height of the inner ring convex part is not lower than that of the inner ring flat part, and the inner ring convex part is close to the hinge part;

the outer ring wall comprises an outer ring flat part and an outer ring convex part which are connected end to end, the height of the outer ring convex part is not lower than that of the outer ring flat part, and the outer ring convex part is close to the hinge part;

the flat ring part is embedded between the inner ring flat part and the outer ring flat part;

the inclined plane part is embedded between the inner ring bulge part and the outer ring bulge part.

Furthermore, the rear end faces of the flat ring part, the inner ring flat part and the outer ring flat part are flush, and the rear end faces of the inclined plane part, the inner ring convex part and the outer ring convex part are located on the same inclined plane.

Furthermore, the filtering assembly comprises an air inlet pipeline and an outer sleeve, the outer sleeve is sleeved outside the air inlet pipeline, and the outer sleeve slides forwards and backwards relative to the air inlet pipeline;

the air inlet pipeline is communicated with the air inlet;

the front end of the outer sleeve is abutted to the end cover.

Furthermore, a dust storage space is arranged in the filtering component, a bottom plate of the dust storage space is connected with the outer sleeve, and the outer sleeve drives the bottom plate of the dust storage space to synchronously slide when sliding.

Furthermore, a limiting part is arranged between the outer sleeve and the air inlet pipeline.

Furthermore, the front end of the outer sleeve is provided with a butting part, and the butting part is matched with a butting ring in the end cover.

Further, the abutting portion includes a bezel portion and a flat portion;

the inclined opening part is matched with the inclined surface part of the abutting ring;

the flat mouth part is matched with the flat ring part of the abutting ring.

The utility model also provides dust collection equipment comprising the dust collection cup assembly.

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

(1) the end cover can detachably open the dust collecting cup component from the front end of the cup body, the filtering component is abutted against the end cover, dust in the cup body can be directly cleaned after the end cover is opened, and if the cleaning equipment adopts multi-stage filtering, the dust in the filtering component can also be directly cleaned, so that the dust cleaning process of the cleaning equipment is simplified, and the dust cleaning of the dust collecting equipment is conveniently and quickly carried out;

(2) the abutting surface part of the filter assembly and the end cover is an inclined surface, and the inclined surface plays a guiding role on the filter assembly when the end cover is closed, so that the filter assembly is quickly reset, the process of resetting the dust collecting cup assembly after the cleaning equipment cleans ash is simplified, and the use body feeling of the cleaning equipment is improved;

(3) the end cover is opened, the cup body is inclined downwards, the outer sleeve partially slides out of the cup body under the action of gravity and/or elasticity, so that a dust storage space in the filter assembly is opened, dust in the filter assembly is gathered into the cup body, the dust in the cup body is discharged from the opening of the cup body, and in the whole dust cleaning process, the end cover and the inclined cup body only need to be manually opened without touching the filter assembly, the dust and the like, so that the operation process is simple and rapid, the hands of a user cannot be dirtied, and the use experience of the user is improved;

(4) the end cover is closed, the end cover applies force to the outer sleeve, and under the guiding action of the inclined surface, the outer sleeve and the bottom plate of the dust storage space are quickly reset, so that the dust collection equipment can continue to remove dust, the reset process can be reset without touching the outer sleeve by a user, and the whole process is simple in step, time-saving, labor-saving, clean and sanitary.

In the utility model, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the utility model 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 utility model. The objectives and other advantages of the utility model may 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 utility model, wherein like reference numerals are used to designate like parts throughout.

FIG. 1 is a schematic view of a dust cup assembly according to an embodiment;

FIG. 2 is a partial cross-sectional view of a dirt cup assembly in accordance with an embodiment;

FIG. 3 is a partial cross-sectional view of a dirt cup assembly in accordance with an embodiment (II);

FIG. 4 is an enlarged view of the box B of FIG. 3;

FIG. 5 is an enlarged view taken within box C of FIG. 3;

FIG. 6 is a schematic structural view of an end cap according to an embodiment;

FIG. 7 is an exploded view of an end cap according to an embodiment;

figure 8 is a partial schematic view of an embodiment of an open end cap of a dirt cup assembly.

Reference numerals:

1-cup body; 2-end cap; 21-a hinge; 22-a snap-fit portion; 23-an annular groove; 231-inner annular wall; 231 a-inner ring flat; 231 b-inner ring projection; 232-outer annular wall; 232 a-outer annular flat; 232 b-outer ring lobe; 24-an abutment ring; 241-bevel portion; 242-a flat ring portion; 201-air inlet; 3-a filter assembly; 31-an air intake duct; 32-outer sleeve; 321-an abutment; 321 a-bevel section; 321 b-flat mouth.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the utility model serve to explain the principles of the utility model and not to limit its scope.

In the description of the embodiments of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, which may be a mechanical connection, an electrical connection, which may be a direct connection, or an indirect connection via an intermediate medium. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "top," "bottom," "above … …," "below," and "on … …" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.

The general working surface of the utility model can be a plane or a curved surface, can be inclined or horizontal. For convenience of explanation, the embodiments of the present invention are placed on a horizontal plane and used on the horizontal plane, and are defined as "high and low" and "up and down".

Example one

The present embodiment provides a dust cup assembly, as shown in fig. 1 to 8, comprising:

the cup body 1 is provided with an opening at the front end of the cup body 1;

the end cover 2 is detachably covered on the front end of the cup body 1, and an air inlet 201 is formed in the end cover 2;

the filter assembly 3 is positioned in the cup body 1 and is communicated with the air inlet 201;

the filter assembly 3 is abutted to the end cover 2, part of abutting surfaces are inclined surfaces, an included angle between each inclined surface and the central axis of the filter assembly 3 is alpha, and alpha is less than 90 degrees.

Compared with the prior art, the integrated cup assembly has the advantages that the end cover 2 can detachably open the dust collecting cup assembly from the front end of the cup body 1, the filter assembly 3 is abutted against the end cover 2, the dust collecting cup assembly is not required to be integrally taken down from dust collecting equipment after the end cover 2 is opened, dust in the cup body 1 can be directly cleaned, and if the cleaning equipment adopts multi-stage filtration, the dust in the filter assembly 3 can be directly cleaned, so that the dust cleaning process of the cleaning equipment is simplified; in addition, the abutting surface parts of the filter component 3 and the end cover 2 are inclined planes, the inclined planes play a role in guiding the filter component 3 when the end cover 2 is closed, so that the filter component 3 is quickly reset, the process of resetting the dust collecting cup component after cleaning of the cleaning equipment is simplified, and the use body feeling of the cleaning equipment is improved.

Furthermore, alpha is more than or equal to 3 degrees and less than or equal to 80 degrees, so that the inclined plane can play a better role in guiding and resetting, and in the embodiment, alpha is 60 degrees.

The inclined surface intersects the central axis of the filter assembly 3 and faces the rear end of the central axis of the filter assembly 3.

In order to facilitate the detachable connection of the end cover 2 and the cup body 1 and to avoid the accidental loss of the end cover 2 in the using process, the end cover 2 comprises a hinge portion 21 and a buckling portion 22, the end cover 2 is hinged to the cup body 1 through the hinge portion 21, the buckling portion 22 is detachably buckled on the cup body 1, and for convenient operation, the hinge portion 21 and the buckling portion 22 are oppositely arranged on the edge of the end cover 2.

To facilitate greater guiding force applied to the filter element 3 when the end cap 2 is closed, the inclined surface portion of the abutment surface is close to the hinge portion 21 and away from the buckling portion 22, and the inclined surface portion faces the direction of the buckling portion 22.

In order to avoid dust in the cup body 1 from being stained on the end cover 2, the hinged part 21 is connected with the top of the cup body 1, and the buckling part 22 is buckled at the bottom of the cup body 1, so that when the end cover 2 is opened, the end cover 2 is positioned above the bottom of the cup body, and the dust in the cup body 1 is not easily stained on the end cover 2 when being poured.

In order to ensure the sealing property of the dust collecting cup assembly, a sealing ring is arranged at the opening contact position of the end cover 2 and the cup body 1, and specifically, the sealing ring is arranged on the inner end surface of the end cover 2 and is matched with the opening shape of the cup body 1.

In order to improve the connection performance between the end cover 2 and the filter assembly 3, an inner end surface (facing the cup body 1) of the end cover 2 is provided with an annular groove 23, the annular groove 23 is surrounded on the outer side of the air inlet 201, an abutting ring 24 matched with the annular groove 23 is assembled in the annular groove 23, specifically, the abutting ring 24 is embedded in the annular groove 23, and the end cover 2 is abutted to the filter assembly 3 through the abutting ring 24.

The abutting ring 24 includes an inclined surface portion 241 and a flat ring portion 242, the flat ring portion 242 and the inclined surface portion 241 are connected at the beginning to form a ring shape, specifically, the shape of the flat ring portion 242 is a C-like shape (broken ring shape), the front end surface and the rear end surface of the flat ring portion 242 are planes and perpendicular to the central axis of the end cap 2, the front end surface of the inclined surface portion 241 and the front end surface of the flat ring portion 242 are flush planes, and the rear end surface of the inclined surface portion 241 is an inclined surface α to the central axis of the filter assembly 3, so that the rear end surface of the flat ring portion 242 and the rear end surface (i.e., the inclined surface) of the inclined surface portion 241 jointly form an abutting surface abutting against the filter assembly 3.

It should be noted that the central axes of the filter assembly 3, the end cap 2 and the cup body 1 are collinear and are a-a. The front-to-back arrangement is based on the direction of flow of the dusty fluid within the dirt cup assembly, the direction of flow being front to back. The height of the inclined surface portion 241 (the distance between any point of the rear end surface thereof and the front end surface) is not lower than the height of the flat ring portion 242 (the distance between the front end surface thereof and the rear end surface).

Further, the annular groove 23 includes an inner annular wall 231 and an outer annular wall 232, the outer annular wall 232 is disposed outside the inner annular wall 231, and the inner annular wall 231, the outer annular wall 232 and the end cap 2 together define a groove (i.e., an annular groove) for embedding the abutting ring 24.

The inner annular wall 231 includes an inner annular flat portion 231a and an inner annular convex portion 231b, the inner annular flat portion 231a is shaped like a "C" (broken ring), two ends of the inner annular flat portion 231a are respectively connected with the inner annular convex portion 231b to form a ring, and the height of the inner annular convex portion 231b (the distance from the rear end surface to the inner end surface of the end cap 2) is not lower than the height of the inner annular flat portion 231a (the distance from the rear end surface to the inner end surface of the end cap 2).

The outer ring wall 232 includes an outer ring flat portion 232a and an outer ring convex portion 232b, the outer ring flat portion 232a is shaped like a "C" (broken ring), two ends of the outer ring flat portion 232a are respectively connected with the outer ring convex portion 232b to form a ring, and the height of the outer ring convex portion 232b (the distance from the rear end surface to the inner end surface of the end cap 2) is not lower than the height of the outer ring flat portion 232a (the distance from the rear end surface to the inner end surface of the end cap 2).

The flat ring part 242 is embedded between the inner ring flat part 231a and the outer ring flat part 232a, the inclined plane part 241 is embedded between the inner ring convex part 231b and the outer ring convex part 232b, and after the abutting ring 24 is embedded in the annular groove 23, the rear end faces of the flat ring part 242, the inner ring flat part 231a and the outer ring flat part 232a are flush, and the rear end faces of the inclined plane part 241, the inner ring convex part 231b and the outer ring convex part 232b are located on the same inclined plane.

The inclined surface portion 241, the inner ring protrusion 231b and the outer ring protrusion 232b are close to the hinge portion 21 and far from the overlapping portion 22, and in this embodiment, the inclined surface portion 241, the inner ring protrusion 231b and the outer ring protrusion 232b are disposed opposite to the overlapping portion 22. So that when the end cap 2 is closed, a closing force is applied to the slope portion 241 to form a guiding force to the filter assembly 3, so that the filter assembly 3 is reset as soon as possible.

In this embodiment, the ring shape of the annular groove 23 is a circular ring, the air inlet 201 is a circular opening, and the inner sidewall of the inner annular wall 231 is flush with the opening wall of the air inlet 201, i.e. the inner diameter of the inner annular wall 231 is equal to the aperture of the air inlet 201.

The filter assembly 3 includes an air inlet pipe 31 and an outer sleeve 32, the outer sleeve 32 is sleeved outside the air inlet pipe 31, and the outer sleeve 32 slides back and forth relative to the air inlet pipe 31.

And the air inlet pipeline 31 is communicated with the air inlet 201 so as to guide the dust-containing fluid into the filter assembly 3 for filtering and dedusting.

The front end of the outer sleeve 32 abuts against the end cap 2, and specifically, the front end of the outer sleeve 32 is provided with an abutting portion 321 that fits into the abutting ring 24.

In this embodiment, the filter assembly 3 is a secondary filter assembly, that is, it can filter the dust-containing fluid twice, filter out the dust with larger particles for the first time, and store the dust in the cup body 1 (i.e., in the area surrounded by the storage cup body 1, the filter assembly 3 and the end cover 2); and filtering out dust with smaller particles for the second time, and storing the dust in the dust storage space of the filter assembly 3.

The bottom plate of the dust storage space is connected with the outer sleeve 32, and the outer sleeve 32 drives the bottom plate of the dust storage space to synchronously slide when sliding so as to open and close the dust storage space.

When the end cover 2 is opened, the outer sleeve 32 slides forwards, part of the outer sleeve slides out of the cup body 1, the dust storage space in the filter assembly 3 is opened while the outer sleeve 32 slides outwards, so that dust in the dust storage space falls into the cup body 1 and is collected with the dust stored in the cup body 1, and the dust is finally discharged from an opening of the cup body 1.

When the end cover 2 is closed, in the process that the end cover 2 is buckled to the cup body 1, force is gradually applied to the outer sleeve 32, so that the outer sleeve 32 slides backwards, the outer sleeve 32 is gradually reset under the guiding action of the inclined plane, meanwhile, the bottom plate of the dust storage space is driven to gradually reset, when the end cover 2 is buckled with the cup body 1, the outer sleeve 32 and the bottom plate of the dust storage space are reset, the dust storage space is closed, the dust collection cup assembly is integrally reset, and dust collection equipment can continue to perform dust collection work.

In order to prevent the outer sleeve 32 from sliding off the cup body 1, a limiting member is disposed between the outer sleeve 32 and the air inlet pipe 31 to prevent the outer sleeve 32 from sliding off the air inlet pipe 31.

The distal end of the outer tube 32 is provided with an abutting portion 321 that fits the abutting ring 24, and specifically, the abutting portion 321 includes an inclined portion 321a that fits the inclined surface portion 241 and a flat portion 321b that fits the flat ring portion 242.

It should be noted that the inclined plane of the inclined opening portion 321a forms an included angle α with the central axis of the filter assembly 3.

When the cap 2 is closed, the inclined surface portion 241 abuts the inclined surface portion 321a, and the flat surface portion 242 abuts the flat ring portion 321 b.

In some embodiments, the abutment ring 24 abuts the abutment 321 when the end cap 2 is closed.

In some embodiments, when the end cap 2 is closed, the abutting ring 24 interferes with the abutting portion 321, that is, when the abutting ring 24 has certain flexibility, the abutting portion 321 is embedded in the abutting ring 24 to form an interference, so as to improve the sealing performance of the dust cup assembly and the connection strength between the filter assembly 3 and the end cap 2.

In this embodiment, the front end of the air inlet duct 31 passes through the air inlet 201 and is exposed to the outside of the end cover 2, so that the dust-containing fluid can completely and rapidly enter the filtering assembly 3 for filtering.

It should be noted that, in the opening and closing processes of the end cap 2, the air inlet duct 31 is always stationary, and only the outer sleeve 32 slides along the air inlet duct 31 under the action of the external force.

In the second embodiment, the first embodiment of the method,

the embodiment provides a dust suction device which comprises the dust collection cup assembly provided by the first embodiment.

Compared with the prior art, the dust suction device provided by the embodiment has the beneficial effects of the dust collecting cup assembly provided by the first embodiment, and the description is omitted.

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 are included in the scope of the present invention.

Claims (15)

1. A dirt cup assembly, comprising:

the front end of the cup body (1) is open;

the end cover (2) is detachably covered on the front end of the cup body (1), and an air inlet (201) is formed in the end cover (2);

the filter assembly (3) is positioned in the cup body (1) and is communicated with the air inlet (201);

the filter assembly (3) is abutted to the end cover (2), and part of abutting surfaces are inclined surfaces.

2. A dust cup assembly according to claim 1, wherein said inclined surface forms an angle α < 90 ° with a central axis of said filter assembly (3).

3. A dust cup assembly according to claim 2, characterized in that α is 3 ° ≦ 80 °.

4. A collecting cup assembly according to claim 3, wherein the end cap (2) comprises a hinge portion (21) and a snap portion (22), the end cap (2) being hinged to the cup body (1) via the hinge portion (21), the snap portion (22) being detachably snap-fitted to the cup body (1);

the inclined surface is close to the hinge portion (21).

5. A collecting cup assembly according to claim 4, characterized in that the hinge part (21) is connected to the top of the cup body (1) and the snap part (22) is snapped to the bottom of the cup body (1).

6. A collecting cup assembly according to claim 4, characterized in that the inner end surface of the end cap (2) is provided with an annular groove (23), the annular groove (23) is arranged around the outside of the air inlet (201), and an abutting ring (24) is arranged in the annular groove (23);

the end cover (2) is abutted with the filter assembly (3) through the abutting ring (24).

7. A dust cup assembly according to claim 6, wherein said abutment ring (24) comprises a bevelled portion (241) and a flat ring portion (242), the flat ring portion (242) being annularly shaped in connection with the bevelled portion (241) at the top;

the front end surface and the rear end surface of the flat ring part (242) are planes and are vertical to the central axis of the end cover (2);

the front end face of the inclined plane part (241) is a plane flush with the front end face of the flat ring part (242), and the rear end face of the inclined plane part (241) is an inclined plane which forms alpha with the central axis of the filter component (3);

the bevel portion (241) is adjacent to the hinge portion (21).

8. A collecting cup assembly according to claim 7, characterized in that the annular recess (23) comprises an inner annular wall (231) and an outer annular wall (232), the outer annular wall (232) being arranged around the outer side of the inner annular wall (231);

the inner ring wall (231) comprises an inner ring flat part (231a) and an inner ring convex part (231b) which are connected end to end, the height of the inner ring convex part (231b) is not lower than that of the inner flat ring part (231a), and the inner ring convex part (231b) is close to the hinge part (21);

the outer ring wall (232) comprises an outer ring flat part (232a) and an outer ring convex part (232b) which are connected end to end, the height of the outer ring convex part (232b) is not lower than that of the outer ring flat part (232a), and the outer ring convex part (232b) is close to the hinge part (21);

the flat ring part (242) is embedded between the inner ring flat part (231a) and the outer ring flat part (232 a);

the inclined surface part (241) is embedded between the inner ring bulge part (231b) and the outer ring bulge part (232 b).

9. A collecting cup assembly according to claim 8, characterized in that the flat ring part (242), the inner ring flat part (231a) and the outer ring flat part (232a) have flush rear end faces, and the inclined plane part (241), the inner ring raised part (231b) and the outer ring raised part (232b) have rear end faces on the same inclined plane.

10. A collecting cup assembly according to any of claims 1 to 9, wherein the filter assembly (3) comprises an air inlet conduit (31) and an outer sleeve (32), the outer sleeve (32) being arranged around the air inlet conduit (31) and the outer sleeve (32) being slidable back and forth relative to the air inlet conduit (31);

the air inlet pipeline (31) is communicated with the air inlet (201);

the front end of the outer sleeve (32) is abutted against the end cover (2).

11. A dust cup assembly as claimed in claim 10, wherein a dust storage space is provided in said filter assembly (3), a bottom plate of said dust storage space being connected to said outer sleeve (32), said outer sleeve (32) being slidable to bring said bottom plate of said dust storage space to slide synchronously.

12. A dust cup assembly according to claim 11, wherein a stop is provided between said outer sleeve (32) and said air inlet duct (31).

13. A dust cup assembly according to claim 11 or 12, wherein the front end of the outer sleeve (32) is provided with an abutment portion (321), the abutment portion (321) fitting into an abutment ring (24) in the end cap (2).

14. A dust cup assembly according to claim 13, wherein said abutment portion (321) comprises a bevelled mouth portion (321a) and a plain mouth portion (321 b);

the bevel part (321a) is matched with the bevel part (241) of the abutting ring (24);

the flat mouth part (321b) is matched with the flat ring part (242) of the abutting ring (24).

15. A vacuum cleaning apparatus comprising a dirt cup assembly as claimed in any one of claims 1 to 14.

Images