CN211324727U - Water sealing device, cover body assembly and bucket type dust collector - Google Patents

Abstract

The utility model discloses a water sealing device, lid subassembly and bucket formula dust catcher, water sealing device installs in the inboard of lid and stretches into the bucket downwards, including being fixed in the inboard of lid subassembly including a frame rack and floating member, frame rack's upper end is towards the air intake of dust absorption motor, when the water level is to the certain degree, floating member come-up seals with the air intake with dust absorption motor in the frame rack inner chamber to avoid liquid to get into the motor intracavity and damage the motor, and water sealing device simple structure, it is sealed effectual.

Description

Water sealing device, cover body assembly and bucket type dust collector

Technical Field

The utility model relates to a dust catcher technical field especially relates to a water sealing device on lid subassembly of bucket formula dust catcher.

Background

The vacuum cleaner is a machine which utilizes a fan to work in a shell to generate air negative pressure so as to absorb dust. The bucket type dust collector is generally used as a household appliance, integrates functions of a garbage can and the dust collector, and can directly suck garbage into the can.

The application publication number is CN109893026A garbage can type dust collector, which comprises a shell component, an inner can body used for mounting or fixing a garbage bag and a fan used for driving an air flow to move so as to enable dust to enter the garbage bag; the inner barrel body is detachably mounted to the shell component; the inner barrel body is provided with an accommodating cavity; the garbage bag arranged in the containing cavity divides the containing cavity into an upper cavity and a lower cavity.

The barrel type dust collector with the authorization bulletin number of CN209269553U is connected with the hose connector through the silencer, combines the air outlet function of reducing noise with the blowing function, utilizes the sound absorption part in the silencer pipe, and does not need to take down the silencer and can effectively reduce the working noise when using the blowing function.

The existing barrel type dust collector comprises a barrel body for collecting garbage and a cover body assembly, wherein a dust collection motor is arranged on the cover body assembly, and an air inlet of the dust collection motor is arranged on the inner side of the cover body assembly; the user also has the waste water absorption of bucket formula dust catcher, and when the water of staving was full, liquid easily got into in the dust absorption motor from the air intake, caused the harm to the dust absorption motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a water sealing device is provided, further provide a lid subassembly and bucket formula dust catcher that have above-mentioned water sealing device.

The utility model provides a technical scheme that above-mentioned technical problem provided does: the water sealing device is arranged on the inner side of the cover body and extends downwards into the barrel body, and comprises a frame type support and a floating piece, wherein the frame type support and the floating piece are fixed on the inner side of the cover body assembly; the floating piece floats upwards to seal the air inlet of the dust collection motor.

The utility model provides a further optimized technical scheme does: the frame type support comprises a bottom plate, a top plate and a plurality of vertical plates, wherein the vertical plates are distributed in an annular shape and connected with the bottom plate and the top plate to form the inner cavity.

The utility model provides a further optimized technical scheme does: a plurality of supporting plates in the horizontal direction are arranged between the bottom plate and the top plate, and the diameters of the supporting plates and the bottom plate are basically consistent.

The utility model provides a further optimized technical scheme does: the bottom plate and the plurality of support plates form a cylindrical outer contour.

The utility model provides a further optimized technical scheme does: the floating piece is a hollow cup body, and the opening of the cup body can cover the air inlet.

The utility model provides a further optimized technical scheme does: and a filtering component is arranged outside the frame type support.

The utility model provides a further optimized technical scheme does: the filter assembly comprises a plastic chassis, a cylindrical filter component and an elastic annular body sleeved on a connecting ring of the cover body, wherein one end of the cylindrical filter component is connected to the periphery of the plastic chassis, and the other end of the cylindrical filter component is connected to the elastic annular body.

The utility model provides a further optimized technical scheme does: the cylindrical filtering component is folded paper handkerchief, and the cylindrical filtering component overcoat is equipped with the sponge guard circle.

The utility model provides another theme does: the cover body assembly comprises the water sealing device, a cover body and a dust collection motor, wherein the dust collection motor is arranged in the cover body.

The utility model provides another theme does: the bucket type dust collector comprises the cover body assembly and a bucket body, wherein the cover body assembly is arranged on the bucket body through a connecting assembly.

Compared with the prior art, the utility model has the advantages that the bucket formula dust catcher is provided with water sealing device, and it is installed in the inboard of lid and stretches into the bucket downwards, including being fixed in the inboard of lid subassembly including a frame support and floating member, frame support's upper end is towards the air intake of dust absorption motor, when the water level is to a certain extent, floating member come-up seals with the air intake with dust absorption motor in the frame support inner chamber to avoid liquid to get into the motor intracavity and damage the motor, and water sealing device simple structure, it is sealed effectual.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a first schematic diagram of a preferred embodiment of the present invention;

FIG. 2 is a second schematic diagram of a preferred embodiment of the present invention;

fig. 3 is a third schematic view of a preferred embodiment of the present invention;

fig. 4 is a fourth schematic view of a preferred embodiment of the present invention;

FIG. 5 is an exploded view of a preferred embodiment of the present invention;

fig. 6 is a partially exploded view of a preferred embodiment of the present invention;

fig. 7 is a schematic view of a cover assembly according to a preferred embodiment of the present invention;

fig. 8 is an exploded view of a cover assembly in accordance with a preferred embodiment of the present invention;

fig. 9 is a first schematic view of a cover according to a preferred embodiment of the present invention;

fig. 10 is a second schematic view of a cover body according to a preferred embodiment of the present invention;

FIG. 11 is a schematic view of an annular seal of a preferred embodiment of the present invention;

fig. 12 is a schematic view of a ring-shaped elastic member according to a preferred embodiment of the present invention;

FIG. 13 is a first schematic view of a water sealing device according to a preferred embodiment of the present invention;

FIG. 14 is a second schematic view of a water sealing device according to a preferred embodiment of the present invention;

fig. 15 is an exploded view of a filter assembly according to a preferred embodiment of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "back", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, a bucket type cleaner, which is a dust removing tool. The bucket type dust collector is composed of a cover body assembly 100 for suction and a bucket body 200 for accommodating adsorbates at the lower part, is mostly used by cleaning companies, hotels and office buildings, and is characterized by large capacity, dust removal and water absorption.

The cover assembly 100 of the bucket type cleaner is mounted on the bucket body 200 through the coupling assembly 10, and includes a cover 101 and a suction motor 102 mounted in the cover 101. Wherein, an air suction opening 1 is arranged on the side wall of the barrel body 200, an air blowing opening 2 is arranged on the cover body assembly 100, a through air flow channel is arranged between the air suction opening 1 and the air blowing opening 2, and the dust collection motor 102 is arranged on the path of the air flow channel.

As shown in FIG. 5, preferably, the coupling assembly 10 includes a coupling buckle 11 on the cover assembly 100 and a coupling lug 12 on the upper edge of the tub 200, and the coupling buckle 11 is buckled on the coupling lug 12 to lock the cover assembly 100 on the tub 200. In addition, be provided with sealing washer O between lid subassembly and the staving to guarantee the gas tightness after the lid closes.

Also, as shown in fig. 1 to 5, preferably, in order to facilitate the use and movement of the bucket type vacuum cleaner, a plurality of universal wheels W are installed at the bottom of the bucket body 200, and a handle T is provided on the cover assembly.

As shown in fig. 8, the dust collection motor 102 further includes a motor portion 102A and a fan portion 102B, the motor portion 102A is connected to the fan portion 102B through a rotating shaft, and the motor portion 102A is operative to drive a wind impeller on the rotating shaft of the fan portion 102B to rotate. Preferably, the dust collection motor 102 is a series excited motor, and has the characteristics of high rotation speed, small volume, large starting torque and adjustable rotation speed so as to meet the requirement of dust collection operation.

Specifically, after the barrel type dust collector is powered on, the motor part 102A can rotate at least 500 circles per second, and drives the fan wheel of the fan part 102B to synchronously rotate at high speed, so that extremely strong suction force and pressure are generated, air is discharged from the air blowing port 2 at high speed under the action of the suction force and the pressure, air in the air flow channel at the front end of the fan part 102B continuously supplements air in the fan part 102B backwards, instantaneous vacuum is generated inside the dust collector barrel body 200, negative pressure is formed between the instantaneous vacuum and the external atmospheric pressure, and external air continuously enters from the air suction port 1.

As shown in fig. 5, in the present embodiment, the filter assembly 20 is installed in the tub type vacuum cleaner, and the external air sucked into the tub 200 is purified by the filter assembly 20 and then discharged from the air outlet 2 of the lid assembly 100.

As shown in fig. 5, preferably, the air suction pipe G at the air suction opening 1 extends out of the barrel 200 and exceeds the outer surface of the barrel 200, so as to conveniently sleeve an extension hose, the head of the extension hose is detachably connected with different dust suction accessories to complete different cleaning works, for example, when a floor brush is used for cleaning the ground, and when a flat brush is used for cleaning a sofa surface, a bed sheet, a curtain and the like, dust at small corners and dirt in some household appliances and sewage can be removed by the small suction nozzle.

The hose is detachably attached to the air outlet 2. After the hose at the suction inlet 1 is pulled out, the air inlet efficiency of the suction inlet 1 of the bucket type dust collector is increased, and the bucket type dust collector can be used for blowing operation.

In the prior art, a silencer is often installed at a hose connector of the air suction port 1 or a blowing port 2 to effectively reduce the working noise, but the noise generated when the dust collection motor 102 works cannot be reduced. The present embodiment optimizes the structure of the cover assembly 100 to solve the above problem, so as to not only reduce the noise generated by the dust collection motor 102 during operation, but also effectively improve the impact of the vibration of the dust collection motor 102 on the cover 101, and subsequently, the structural optimization is specifically described.

As shown in fig. 6-8, the cover 101 has a motor cavity Q therein, the dust collection motor 102 is installed in the motor cavity Q, and the noise reduction component 30 is disposed at the periphery of the dust collection motor 102 to reduce noise generated when the dust collection motor 102 operates, and the noise reduction component 30 is located in the motor cavity Q. An air inlet 5 communicated with an air flow inlet of the dust collection motor 102 is arranged on the lower end wall of the motor cavity Q, a blowing port 2 communicated with an air flow outlet 4 of the dust collection motor 102 is arranged on the side wall of the motor cavity Q, and the blowing port 2 extends to the outside of the cover body 101 to discharge air flow. Preferably, the noise reduction member 30 may be an arc-shaped sponge bar having an opening K at which the air blowing port 2 is located.

As shown in fig. 8-14, the motor chamber Q preferably includes a removable end cover 80, the air inlet 5 is disposed on the end cover 80, and an annular sealing member 40 is disposed between the end cover 80 and the dust suction motor 102 to seal the air flow passage between the air inlet and the air inlet 5. The material of the annular sealing member 40 may be rubber, silicon rubber or other materials having elastic deformation capability and air impermeability.

Further, the air inlet 5 is a circular through hole with a grid in the cross section, and the annular sealing element 40 is arranged along the periphery of the air inlet 5, that is, the inner diameter of the annular sealing element 40 is slightly larger than the outer diameter of the air inlet 5. Still further preferably, a face of the annular sealing member 40 facing the dust suction motor 102 is matched with an outer surface of the dust suction motor 102, and the face is pressed to realize sealing, while the other face facing the end cover 80 is provided with an annular groove 41, and the periphery of the air inlet 5 is provided with an annular protrusion 81 matched with the annular groove 41. The annular groove 41 and the annular protrusion 81 are matched to fix the annular sealing element 40 on the end cover 80, so that the annular sealing element 40 is convenient to fix and mount, and the annular sealing element 40 is prevented from being displaced and falling off during the process of disassembling the end cover 80, so that the assembly and the internal maintenance of the cover body assembly 100 are more convenient and efficient.

As shown in fig. 8, the motor unit 102A and the fan unit 102B are coaxially connected in front and rear, the fan unit 102B faces the air inlet 5, the air inlet of the dust suction motor 102 is located at the outer end of the fan unit 102B, and the air outlet 4 is located at the side of the fan unit 102B. The blower portion 102B of the dust suction motor 102 has a cylindrical housing, and the airflow outlet 4 is a plurality of air holes uniformly distributed on a side surface of the cylindrical housing.

As shown in fig. 8-10, a motor slot 6 is provided in the motor cavity Q of the cover 101, the motor part 102A is vertically installed in the motor slot 6, and the fan part 102B is located outside the motor slot 6. Preferably, the outer end of the motor slot 6 is provided with an annular rest 9, the annular rest 9 accommodates an annular elastic member 50, and the inner end surface of the blower portion 102B presses on the annular elastic member 50.

Specifically, as shown in fig. 12, the annular elastic member 50 includes an annular ring 51 and a peripheral side portion 52, the annular ring 51 is located on an inner end surface of the fan portion 102B, and the peripheral side portion 52 is fitted around the outer periphery of the fan portion 102B with interference. The annular resting portion 9 is an L-shaped step structure matched with the annular elastic member 50, wherein a vertical portion 9A of the step structure of the annular resting portion 9 abuts against a peripheral side portion 52 of the annular elastic member 50 to radially position the annular elastic member 50 and the fan portion 102B sleeved on the annular elastic member 50.

As will be understood from the above description, the suction motor is firmly coupled in the cover 101 by press-fixing two parallel surfaces of the outer end and the inner end of the blower unit 102B. This makes the dust absorption motor install in lid 101 with pulling out, has saved the use of fastener, makes the installation more convenient, and annular elastic component 50 and annular sealing member 40 can cushion the vibration of motor during operation moreover to play the effect of protection motor and lid 101.

As shown in fig. 8-10, an annular mounting portion 7 is coaxially disposed outside the motor groove 6, the annular mounting portion 7 is located inside the motor cavity Q, and the noise reduction member 30 is disposed inside the annular mounting portion 7. The annular mounting portion 7 is of a groove structure, the noise reduction component 30 is embedded in the annular mounting portion 7, the air blowing port 2 is located on the side wall of the annular mounting portion 7, and the noise reduction component 30 does not shield the air blowing port 2.

Further, a plurality of reinforcing ribs 7A are arranged between the motor groove 6 and the annular mounting part 7. Thereby dividing the annular mounting portion 7 into a plurality of cells isolated from each other. The noise reduction members 30 may be formed of a common sponge, a sound absorbing sponge, or the like packed in the cells independently of each other. In this embodiment, the noise reduction component 30 is a sponge strip having a notch corresponding to the reinforcing rib 7A, and the notch is snapped into the corresponding reinforcing rib 7A to embed the noise reduction component 30 in the annular mounting portion 7 in an arc shape.

Preferably lid 101 still includes heat dissipation chamber S, motor groove 6 and heat dissipation chamber S UNICOM, and lid 101 surface is provided with the thermovent 8 with heat dissipation chamber S UNICOM.

The bucket type vacuum cleaner provided by the embodiment can be used for sucking waste water, and in order to prevent the damage to the dust collection motor 102 caused by the fact that water in the bucket body 200 enters the dust collection motor 102 after being full, a water sealing device is further arranged in the embodiment.

As shown in fig. 6-7 and 13-14, the water sealing device is installed inside the cover 101 and extends downward into the tub 200, and includes a frame bracket 60 fixed inside the cover assembly 100 and a floating member 70, wherein the frame bracket 60 is provided with an air inlet 5 facing the dust suction motor 102. In this embodiment, the upper end of the frame bracket 60 is an end cover 80, and the air inlet 5 is located on the end cover 80. The frame support 60 has an inner cavity for the floating member 70 to float up and down; when the water level reaches a certain level, the floating member 70 floats to seal the air inlet 5 of the dust suction motor 102, so that liquid is prevented from entering the motor cavity Q and damaging the motor.

Specifically, the frame support 60 is externally sleeved with the cylindrical filter assembly 20. The frame support 60 comprises a bottom plate 61, a top plate 62 and a plurality of vertical plates 63, wherein the plurality of vertical plates 63 are distributed in a ring shape and connected with the bottom plate 61 and the top plate 62 to form an inner cavity. A plurality of horizontally oriented support plates 64 are disposed between the bottom plate 61 and the top plate 62, the support plates 64 having a diameter substantially corresponding to the diameter of the bottom plate 61. A plurality of air flow through holes are formed by enclosing the bottom plate 61, the top plate 62, the support plates 64 and the vertical plates 63, so that the air in the barrel flows into the air inlet 5 from the air flow through holes. It should be understood that the frame support 60 not only accommodates the floating member 70, but also serves as a motion-positioning guide for the floating member 70, so that it can precisely close the air inlet 5 after floating.

Further, the bottom plate 61 and the plurality of support plates 64 of the frame bracket 60 form a cylindrical outer contour to support the filter assembly 20 and prevent the filter assembly 20 from being excessively deformed by the airflow.

The floating member 70 is a hollow cup body with an opening facing upward so that it has a light specific gravity and moves upward by the buoyancy of the liquid in the tub, and the opening of the cup body covers the air inlet 5 after floating upward.

In addition, the bottom plate 61 of the frame bracket 60 is provided with a coupling ring 65 for receiving the filter assembly 20, and the coupling ring 65 is a side surface of a cylindrical boss protruding from a surface of the end cover 80. The bottom plate 61 of the frame support 60 is located at the outer end face of the cylindrical boss, and a through hole is formed in the center of the bottom plate 61 to form an air inlet 5 communicating the end cover 80 and the motor cavity.

Although the filter assembly 20 is detachably connected to the frame support 60, it should be noted that the structure of the support for receiving the filter assembly 20 is not limited to the frame support 60, and other longitudinal supports extending from the cover assembly 100 into the barrel 200 may also be provided, the cover assembly 100 is provided with a coupling ring 65 on the inner side, the filter assembly 20 is received on the coupling ring 65, and the support extends into the inner cavity of the filter assembly 20.

As shown in fig. 6, 13 and 15, the filter assembly 20 includes a plastic chassis 21, a cylindrical filter element 22 and an elastic annular body 23 for fitting over the coupling ring 65 of the cover assembly 100, one end of the cylindrical filter element 22 is connected to the periphery of the plastic chassis 21, and the other end of the cylindrical filter element 22 is coupled to the elastic annular body 23.

Preferably, the elastic annular body 23 is insert-molded in one piece with the cylindrical filter element 22. The cylindrical filter part 22 is adhered to the plastic chassis 21 by glue, and further, the plastic chassis 21 is provided with a wrapping edge wrapping the outside of the cylindrical filter part 22.

The elastic annular body 23 is a rubber annular body, the inner diameter of the elastic annular body is slightly smaller than the outer diameter of the connecting ring 65, when the elastic annular body 23 is sleeved into the connecting ring 65, the elastic annular body 23 is in interference fit with the connecting ring 65, the elastic annular body 23 deforms to hold the connecting ring 65 tightly, and the stable connection between the filter assembly 20 and the cover body assembly 100 is realized.

Further preferably, the cylindrical filter member 22 is pleated type paper. In this embodiment, the inner diameter of the cylindrical filter component 22 is slightly larger than the outer diameter of the frame support 60, so that it can be smoothly sleeved outside the frame support 60.

As shown in fig. 15, a sponge guard ring 24 is sleeved outside the cylindrical filter member 22 for filtering large impurities and preventing the large impurities from damaging the sea handkerchief paper or being embedded in the folded part of the sea handkerchief paper to affect the filtering effect.

In addition, aspiration channel 1 of staving 200 is formed on the aspiration channel G that inwards extends from staving 200, and aspiration channel G tip is provided with the shielding plate Z of slope so that aspiration channel 1 towards staving 200 bottom to it is great to avoid inspiratory outside air directly to filter assembly 20 and to filter assembly 20 impact, and this design also changes the air current route simultaneously and can reduce the noise of induced drafting to a certain extent.

It is right above the utility model provides a water sealing device, filtering component and bucket formula dust catcher have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The water sealing device is arranged on the inner side of the cover body and extends downwards into the barrel body, and is characterized by comprising a frame type support and a floating piece, wherein the frame type support is fixed on the inner side of the cover body assembly, the upper end of the frame type support faces to an air inlet of the dust collection motor, and an inner cavity for the floating piece to float up and down is formed in the frame type support; the floating piece floats upwards to seal the air inlet of the dust collection motor.

2. The water seal assembly of claim 1 wherein said frame support includes a bottom plate, a top plate and a plurality of vertical plates annularly disposed and connected to said bottom plate and said top plate to define said interior chamber.

3. The water seal assembly of claim 2 wherein a plurality of horizontally oriented support plates are disposed between said bottom plate and said top plate, said support plates being substantially identical in diameter to said bottom plate.

4. The water seal according to claim 3, wherein the bottom plate and the plurality of support plates define a cylindrical outer profile.

5. The water seal assembly of claim 1 wherein said float member is a hollow cup having an opening for covering said intake opening.

6. The water seal assembly of claim 1 wherein said frame support is externally provided with a filter assembly.

7. The water seal device of claim 6 wherein said filter assembly includes a plastic base plate, a cylindrical filter element and an elastomeric annular body for fitting over the attachment ring of the cover, one end of said cylindrical filter element being attached to the periphery of the plastic base plate and the other end of said cylindrical filter element being attached to said elastomeric annular body.

8. The water sealing device according to claim 7, wherein the cylindrical filter member is made of folded paper, and a sponge protective ring is sleeved on the cylindrical filter member.

9. Cover assembly, characterized in that it comprises a water sealing device according to any one of claims 1-8, a cover and a suction motor mounted in said cover.

10. A bucket cleaner comprising a lid assembly according to any one of claims 9 and a bucket body, the lid assembly being mounted on the bucket body by a coupling assembly.

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