CN216962302U - Scrape dirt spare, dirt cup and dust collecting equipment - Google Patents

Abstract

The utility model discloses a dust scraping piece, a dust cup and dust removing equipment, belongs to the technical field of working surface cleaning, and solves the problems that in the prior art, the cleaning effect of a filter screen cover is reduced and the dust scraping piece is inconvenient to replace due to excessive use times of the dust scraping piece. The dust scraping piece comprises a connecting part and a dust scraping part detachably connected with the connecting part, and the dust scraping part is pivotally connected with a dust cup body of the dust removing equipment through the connecting part. The dust scraping piece, the dust cup and the dust removing equipment can be used for cleaning a working surface.

Description

Scrape dirt spare, dirt cup and dust collecting equipment

Technical Field

The utility model belongs to the technical field of working surface cleaning, and particularly relates to a dust scraping piece, a dust cup and dust removing equipment.

Background

The existing dust removing equipment comprises a dust scraping piece for cleaning dust on the surface of a filter screen cover, and the dust scraping piece is usually made of deformable materials (such as rubber), so that the strength is low, the use frequency is too many, and the cleaning effect of the dust scraping piece on the filter screen cover is reduced.

In addition, the dust scraping piece cannot be taken out of the dust cup body, and the dust scraping piece is not convenient to replace.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the present invention aims to provide a dust scraping member, a dust cup and a dust removing device, which solve the problems of the prior art that the cleaning effect of the filter screen is reduced and the dust scraping member is inconvenient to replace due to too many times of use of the dust scraping member.

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

the utility model provides a dust scraping piece which comprises a connecting part and a dust scraping part detachably connected with the connecting part, wherein the dust scraping part is in pivot connection with a dust cup body of dust removing equipment through the connecting part, so that the dust scraping part can turn around the connecting part of the connecting part and the dust cup body, and the dust scraping part is sleeved on the outer wall surface of a filter screen cover of the dust removing equipment.

Furthermore, the elastic modulus of the dust scraping part is larger than that of the connecting part.

Furthermore, the dust scraping part is an elastic part, and the connecting part is a rigid part.

Further, the dust scraping part is a rubber dust scraping part.

Further, the pivot side of the connection portion is pivotally connected to the dirt cup body by a pivot member.

Further, the pivot spare includes the pivot and with the returning face plate of pivot of pivot, the pivot is located the outside of returning face plate, one in the pivot side of connecting portion and the dirt cup body is connected with the returning face plate, the other in the pivot side of connecting portion and the dirt cup body is connected with the pivot.

Furthermore, the pivoting side of the connecting part is connected with the turnover plate, and the dust cup body is connected with the rotating shaft.

Furthermore, the non-pivoting side of the connecting part is detachably connected with the dust cup body through a clamping piece.

Further, the joint spare includes joint arch (for example, the buckle) and with joint protruding complex joint recess, the non-pivot side of connecting portion is equipped with the joint arch with one in the dirt cup body, the non-pivot side of connecting portion is equipped with the joint recess with another in the dirt cup body.

Furthermore, the clamping protrusion is arranged on the non-pivoting side of the connecting part, and the clamping groove is arranged on the dust cup body.

Further, one of the connecting portion and the dust scraping portion is provided with a connecting projection, and the other of the connecting portion and the dust scraping portion is provided with a connecting groove into which the connecting projection is inserted.

Furthermore, the connecting bulge is arranged on the inner wall surface of the dust scraping part, and the connecting groove is arranged on the outer wall surface of the connecting part, namely the dust scraping part is sleeved on the outer side of the connecting part; or the connecting protrusion is arranged on the outer wall surface of the dust scraping part, and the connecting groove is arranged on the inner wall surface of the connecting part, namely the dust scraping part is sleeved on the inner side of the connecting part.

Further, the connecting protrusion is disposed at one of an end of the connecting portion facing the dust scraping portion and an end of the dust scraping portion facing the connecting portion, and the connecting groove is disposed at the other of the end of the connecting portion facing the dust scraping portion and the end of the dust scraping portion facing the connecting portion.

Furthermore, the connecting protrusion comprises a rigid protrusion and an elastic protrusion sleeved outside the rigid protrusion, the elastic protrusion is trapezoidal, and the groove is trapezoidal.

As for the shapes of the connecting part and the dust scraping part, exemplarily, the connecting part is an annular plate body, the top end of the annular plate body is provided with a turnover plate and a clamping protrusion, and the bottom end of the annular plate body is provided with a connecting groove; correspondingly, the dust scraping part is in the shape of a circular truncated cone-shaped plate body, and a connecting bulge is arranged at the top end of the circular truncated cone-shaped plate body.

Furthermore, a plurality of reinforcing ribs are arranged on the inner wall surface and/or the outer wall surface of the dust scraping part, and the reinforcing ribs are arranged along the axial direction of the dust scraping part.

Furthermore, the outer wall surface of the connecting part is provided with a sealing ring which is contacted with the dust cup body.

Furthermore, the outer wall surface of the connecting part is provided with a sealing groove, and the sealing ring is arranged in the sealing groove and protrudes out of the sealing groove.

Further, when the dust scraping part is in an assembling state or a moving state, the dust scraping end of the dust scraping part inclines towards the direction far away from the main machine of the dust removing equipment; when the dust scraping part is in a free state, the dust scraping end of the dust scraping part inclines towards the direction of the main machine close to the dust collecting equipment.

Furthermore, scrape dirt portion including scraping dirt base member and elasticity hollow component, the radial cross sectional shape of elasticity hollow component is triangle-shaped, scrapes the dirt base member and is connected with connecting portion through elasticity hollow component.

The utility model also provides a dust cup which comprises a dust cup body, a filter screen and the dust scraping piece, wherein the filter screen and the dust scraping piece are both arranged in the dust cup body.

Furthermore, an assembling ring is arranged at the opening end of the dust cup body, and the connecting part is pivotally connected with the assembling ring.

Furthermore, the assembling ring is provided with a pivoting notch for accommodating the pivoting piece and a clamping notch for accommodating the clamping piece, a shaft hole is formed in the side wall of the pivoting notch, and the rotating shaft is inserted into the shaft hole.

Furthermore, a spring is arranged between the rotating shaft and the hole wall of the shaft hole, one end of the spring is fixedly connected with the rotating shaft, and the other end of the spring is fixedly connected with the hole wall of the shaft hole.

The utility model also provides dust removing equipment which comprises the dust cup body.

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

a) according to the dust scraping piece provided by the utility model, the connecting part is in pivot connection with the dust cup body of the dust removing equipment, when the dust scraping part needs to be cleaned, the connecting part can be driven to pivot relative to the dust cup body, so that the dust scraping part is driven to move to the outer part of the dust cup body from the inner part of the dust cup body, and the cleaning of the dust scraping part is facilitated.

b) According to the dust scraping piece provided by the utility model, the connecting part is additionally arranged, the connecting part is detachably connected with the dust scraping part, when the dust scraping part is used for a plurality of times and needs to be replaced, the connecting part can be driven to pivot relative to the dust cup body, so that the dust scraping part is driven to move from the inner part of the dust cup body to the outer part of the dust cup body, then, the original dust scraping part is separated from the connecting part, and a new dust scraping part is connected with the connecting part, so that the replacement of the dust scraping part is completed.

c) In the dust scraping piece provided by the utility model, the contact area between the dust scraping part and the filter screen can be increased by the elastic deformation of the dust scraping part, so that the dust scraping part can be fully contacted with the filter screen, the dust cleaning of the filter screen is facilitated, and the dust scraping part can be stably supported by the rigid connecting part.

d) In the dust scraper provided by the utility model, the rigid bulge can endow the bulge with enough structural strength; simultaneously, adopt trapezoidal elastic bulge and recess to mutually support, the side of recess can carry out effectual spacing to elastic bulge to can further improve connecting portion and scrape the connection stability between the dirt portion, the condition that the dirt portion drops from connecting portion in the dust scraping process is being scraped in the reduction and is taken place.

e) According to the dust scraping piece, the reinforcing ribs are arranged, so that the mechanical strength of the dust scraping part can be effectively improved, and the dust scraping effect of the dust scraping part is further improved.

f) In the dust scraping piece provided by the utility model, when the dust cup body is cleaned, the dust scraping part is in a free state, and the dust scraping end of the dust scraping part is inclined towards the direction close to the main machine of the dust collection equipment, so that dirt such as dust, hair and the like in a dust collection area can be cleaned conveniently, and the dirt is prevented from being retained in the area between the inner wall surface of the dust cup body and the dust scraping part. Meanwhile, when the dust scraping part is in an assembly state or a moving state, the dust scraping end of the dust scraping part inclines towards the direction of the host machine far away from the dust removing equipment, so that the contact force between the dust scraping part and the filter screen can be provided, and the dust removing effect of the dust scraping part can be improved.

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 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 utility model, wherein like reference numerals are used to designate like parts throughout.

Fig. 1 is a schematic structural view of a dust scraping member according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a dust scraper according to an embodiment of the present invention;

FIG. 3 is a schematic exploded view of a dust scraper according to an embodiment of the present invention;

FIG. 4 is a schematic view of an assembly of the dust scraping member and the dust cup according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating a position of the dust scraping member and the dust cup when the dust scraping member is in a cleaning or replacing state according to an embodiment of the present invention;

FIG. 6 is a sectional view of the position of the dust scraper and the dust cup in a cleaning or replacing state according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a connecting protrusion and a connecting groove in a dust scraper according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a dust cup according to a second embodiment of the present invention;

fig. 9 is a schematic structural diagram of a mounting ring in a dust cup according to a second embodiment of the present invention.

Reference numerals are as follows:

1-a connecting part; 2, a dust scraping part; 3-a rotating shaft; 4-turning over the board; 5-clamping the bulge; 6-clamping the groove; 7-connecting the projection; 71-rigid protrusions; 72-elastic protrusions; 8-connecting the groove; 9-a sealing ring; 10-sealing the groove; 11-dust cup body; 12-an assembly ring; 13-shaft hole.

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.

Example one

The embodiment provides a scrape dirt spare, refer to fig. 1 to 7, including connecting portion 1 and the dirt portion 2 of scraping that can dismantle the connection with connecting portion 1, scrape dirt portion 2 and pass through connecting portion 1 and dust collecting equipment's dirt cup 11 pivotal connection for scrape dirt portion 2 and can overturn around connecting portion 1 and the upset of dirt cup 11 junction, scrape the outer wall surface that the filter screen panel of dirt collecting equipment was located to dirt portion 2 cover.

Compared with the prior art, the dirt piece of scraping that this embodiment provided, connecting portion 1 and dust collecting equipment's the 11 pivotal connection of dirt cup, when needs are cleared up the dirt portion 2 of scraping, can drive connecting portion 1 for the pivot of dirt cup 11, and then drive and scrape dirt portion 2 and move to the dirt cup 11 outside from the dirt cup 11 is inside, conveniently scrape the clearance of dirt portion 2.

In addition, among the above-mentioned dirt piece of scraping, through addding connecting portion 1, connecting portion 1 can be dismantled with scraping dirt portion 2 and be connected, when scraping the more needs of dirt portion 2 use number of times and changing, can drive connecting portion 1 for the pivot of dirt cup 11, and then drive and scrape dirt portion 2 and move to dirt cup 11 outside from dirt cup 11 inside, then, will originally scrape dirt portion 2 and connecting portion 1 separation, will newly scrape dirt portion 2 and be connected with connecting portion 1, accomplish the change of scraping dirt portion 2.

Considering that the dust scraping part 2 is mainly used for cleaning dust of a filter screen cover, and the connecting part 1 is mainly used for structural support, therefore, the dust scraping part 2 is an elastic member and made of a deformable material (such as rubber), the connecting part 1 is a rigid member, that is, the elastic modulus of the dust scraping part 2 is greater than that of the connecting part 1, and the mechanical strength of the dust scraping part 2 is less than that of the connecting part 1. Wherein, scrape dirt portion 2 and can improve the area of contact who scrapes dirt portion 2 and filter screen panel through elastic deformation for scrape dirt portion 2 can with filter screen panel abundant contact, be convenient for it carries out the deashing to filter screen panel, and rigid connecting portion 1 then can carry out the stable stay to scraping dirt portion 2.

To achieve the pivotal connection between the attachment 1 and the dust cup body 11 of the dust extraction device, the pivoting side of the attachment 1 is pivotally connected to the dust cup body 11 by means of a pivot. As for the structure of the pivoting member, specifically, it includes a rotating shaft 3 and a flipping plate 4 pivoted to the rotating shaft 3, the rotating shaft 3 is located outside the flipping plate 4, one of the pivoting side of the connecting portion 1 and the dust cup body 11 is connected to the flipping plate 4, and the other of the pivoting side of the connecting portion 1 and the dust cup body 11 is connected to the rotating shaft 3. In this way, pivoting between the pivoting side of the connecting portion 1 and the dust cup body 11 of the dust removing device is achieved by pivoting between the rotating shaft 3 and the flipping plate 4.

Illustratively, the pivoting side of the connecting part 1 is connected with the turnover plate 4, and the dust cup body 11 is connected with the rotating shaft 3.

In order to avoid the dust scraping member from shaking relative to the dust cup body 11, the non-pivoting side (i.e. the side where the pivoting member is not provided) of the connecting portion 1 can be detachably connected to the dust cup body 11 by a clamping member. As for the structure of the snap member, specifically, it includes a snap protrusion 5 (e.g., a snap) and a snap groove 6 engaged with the snap protrusion 5, one of the non-pivoting side of the connection portion 1 and the dust cup body 11 is provided with the snap protrusion 5, and the other of the non-pivoting side of the connection portion 1 and the dust cup body 11 is provided with the snap groove 6.

Illustratively, snap projections 5 are provided on the non-pivoting side of the attachment 1 and snap recesses 6 are provided on the dirt cup body 11.

Likewise, in order to achieve detachable connection of the connecting portion 1 and the dust scraping portion 2, one of the connecting portion 1 and the dust scraping portion 2 is provided with a connecting projection 7, and the other of the connecting portion 1 and the dust scraping portion 2 is provided with a connecting groove 8, and the connecting projection 7 is inserted into the connecting groove 8. When the dust scraping part 2 needs to be replaced, the connecting protrusion 7 and the connecting groove 8 can be separated, so that the detachable connection between the connecting part 1 and the dust scraping part 2 is realized.

Exemplarily, the connecting protrusion 7 is arranged on the inner wall surface of the dust scraping part 2, and the connecting groove 8 is arranged on the outer wall surface of the connecting part 1, i.e. the dust scraping part 2 is sleeved outside the connecting part 1; or, the connecting protrusion 7 is disposed on the outer wall surface of the dust scraping portion 2, and the connecting groove 8 is disposed on the inner wall surface of the connecting portion 1, that is, the dust scraping portion 2 is sleeved on the inner side of the connecting portion 1.

Note that, in order to increase the dust scraping area of the dust scraping portion 2, the coupling protrusion 7 is provided at one of the end of the coupling portion 1 facing the dust scraping portion 2 and the end of the dust scraping portion 2 facing the coupling portion 1, and the coupling groove 8 is provided at the other of the end of the coupling portion 1 facing the dust scraping portion 2 and the end of the dust scraping portion 2 facing the coupling portion 1.

In order to further improve the connection stability between the connection part 1 and the dust scraping part 2, the connection protrusion 7 comprises a rigid protrusion 71 and an elastic protrusion 72 sleeved outside the rigid protrusion 71, the shape of the elastic protrusion 72 is trapezoidal, and the shape of the connection groove 8 is also trapezoidal. This is because the rigid projections 71 can impart sufficient structural strength to the projections; simultaneously, adopt trapezoidal elastic bulge 72 and connecting groove 8 to mutually support, connecting groove 8's side can carry out effectual spacing to elastic bulge 72 to can further improve connecting portion 1 and scrape the connection stability between the dirt portion 2, reduce to scrape the condition emergence that dirt portion 2 drops from connecting portion 1 at the dirt in-process of scraping.

Regarding the shapes of the connecting part 1 and the dust scraping part 2, exemplarily, the connecting part 1 is an annular plate body, the top end of the annular plate body is provided with a turnover plate 4 and a clamping protrusion 5, and the bottom end is provided with a connecting groove 8; correspondingly, the dust scraping part 2 is in the shape of a circular truncated cone-shaped plate body, and a connecting bulge 7 is arranged at the top end of the circular truncated cone-shaped plate body.

In order to improve the mechanical strength of the dust scraping part 2, a plurality of reinforcing ribs are arranged on the inner wall surface and/or the outer wall surface of the dust scraping part 2, and the reinforcing ribs are arranged along the axial direction of the dust scraping part 2, so that the mechanical strength of the dust scraping part 2 can be effectively improved through the arrangement of the reinforcing ribs, and the dust scraping effect of the dust scraping part 2 is further improved.

It is worth noting that the sealing performance of the dust removing device can affect the cleaning effect, in order to improve the overall sealing performance of the dust removing device, the sealing ring 9 contacting with the dust cup body 11 is arranged on the outer wall surface of the connecting part 1, the sealing between the connecting part 1 and the dust cup body 11 is realized through the sealing ring 9, and the dust is blocked.

In order to limit the sealing ring 9, the outer wall surface of the connecting part 1 is provided with a sealing groove 10, and the sealing ring 9 is arranged in the sealing groove 10 and protrudes out of the sealing groove 10. Like this, the cell wall of sealed recess 10 can be spacing to sealing ring 9, avoids it to take place the activity to guarantee sealing ring 9's sealed effect, form to block the dust.

In practical application, the dust scraping part 2 may be in an assembly state, a moving state or a free state, and when the dust scraping part 2 is in the assembly state or the moving state, a dust scraping end of the dust scraping part 2 is inclined towards a direction away from a main machine of the dust removing device; when the dust scraping part 2 is in a free state, the dust scraping end of the dust scraping part 2 inclines towards the direction close to the main machine of the dust collection equipment. Like this, when cleaning dirt cup 11, scrape dirt portion 2 and be in free state, scrape the slope of dirt end to being close to the dust collecting equipment host computer direction of dirt portion 2, be favorable to clearing up filth such as dust, hair in the dirt collection region, prevent that the filth from being detained in the region between dirt cup 11 internal face and the dirt portion 2 of scraping. Simultaneously, when scraping dirt portion 2 and being in assembled condition or moving state, scrape the dirt end of scraping dirt portion 2 and incline to the host computer direction of keeping away from dust collecting equipment to can provide the contact force of scraping between dirt portion 2 and the filter screen panel, and then can improve the dust removal effect of scraping dirt portion 2.

As for the structure of the dust scraping part 2, in order to facilitate the switching of the dust scraping part 2 between the assembling state or the moving state and the free state, specifically, the dust scraping part 2 includes a dust scraping base body and an elastic hollow member, the radial cross-sectional shape of the elastic hollow member is a triangle, and the dust scraping base body is connected with the connecting part 1 through the elastic hollow member. Defining, one side of the elastic hollow part far away from the host is a first side, and one side of the elastic hollow part close to the host is a second side, so that when the dust scraping part 2 swings towards the direction close to the host, the first side is elongated, and the second side deforms towards the inside of the triangle; when the dust scraping part 2 swings towards the direction far away from the host machine, the second side is elongated, and the first side deforms towards the inside of the triangle.

Example two

The present embodiment provides a dust cup, see fig. 8 to 9, including a dust cup body 11, a filter screen, and the dust scraping member provided in the first embodiment, the filter screen and the dust scraping member are both disposed in the dust cup body 11.

Compared with the prior art, the beneficial effects of the dust cup provided by the embodiment are basically the same as those of the dust scraping member provided by the first embodiment, and are not repeated herein.

In order to facilitate the assembly between the dust scraping element and the dust cup body 11, the opening end of the dust cup body 11 is provided with an assembly ring 12, and the connecting part 1 is pivotally connected with the assembly ring 12. Illustratively, the assembly ring 12 is provided with a pivot notch for accommodating the pivot member and a clamping notch for accommodating the clamping member, a shaft hole 13 is formed in a side wall of the pivot notch, and the rotating shaft 3 is inserted into the shaft hole 13.

It should be noted that, set up in the pivot breach through the pivot spare, the joint spare overlap joint in the joint breach, forms two faying surfaces between assembly ring 12 and the connecting portion 1 to can carry out effective, stable support to connecting portion 1 and dust scraping portion 2.

In order to further improve the pivoting effect of the dust scraping part, a spring is arranged between the rotating shaft 3 and the hole wall of the shaft hole 13, one end of the spring is fixedly connected with the rotating shaft 3, the other end of the spring is fixedly connected with the hole wall of the shaft hole 13, and the pivoting effect of the dust scraping part can be further improved through the torsion of the spring.

EXAMPLE III

The embodiment provides a dust removing device, which comprises the dust cup body provided by the second embodiment.

Compared with the prior art, the beneficial effects of the dust removing device provided by the embodiment and the dust cup body provided by the second embodiment are basically the same, and are not repeated here.

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 (10)

1. The dust scraping piece is characterized by comprising a connecting part and a dust scraping part detachably connected with the connecting part, wherein the dust scraping part is pivotally connected with a dust cup body of dust removing equipment through the connecting part.

2. A scraper member as claimed in claim 1, wherein said pivoting side of said connecting portion is pivotally connected to said dirt cup body by a pivot member.

3. A dust scraper in accordance with claim 2 wherein said pivot member comprises a shaft and a flip plate pivoted to the shaft, one of the pivot side of the connecting portion and the dirt cup body being connected to the flip plate, the other of the pivot side of the connecting portion and the dirt cup body being connected to the shaft.

4. A scraper member as claimed in claim 1, wherein said non-pivoting side of said connecting portion is removably connected to said dirt cup by a snap-fit.

5. The dust scraper of claim 4, wherein the clamping member comprises a clamping protrusion and a clamping groove matched with the clamping protrusion, one of the non-pivoting side of the connecting part and the dust cup body is provided with the clamping protrusion, and the other of the non-pivoting side of the connecting part and the dust cup body is provided with the clamping groove.

6. A dust scraper according to claim 1, wherein one of said connecting portion and said dust scraper is provided with a coupling projection, and the other of said connecting portion and said dust scraper is provided with a coupling groove, said coupling projection being inserted into said coupling groove.

7. A dust scraping member according to claim 1, wherein a plurality of reinforcing ribs are provided on an inner wall surface and/or an outer wall surface of the dust scraping portion, the reinforcing ribs being provided along an axial direction of the dust scraping portion.

8. A scraper according to any of claims 1 to 7, characterized in that the outer wall surface of the connecting portion is provided with a sealing ring which is in contact with the dirt cup.

9. A dirt cup comprising a dirt cup body, a filter screen, and a dirt scraping element as claimed in any one of claims 1 to 8.

10. A dusting apparatus comprising a dust cup as claimed in claim 9.

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