CN216876264U

CN216876264U - Recycling bin

Info

Publication number: CN216876264U
Application number: CN202123420423.3U
Authority: CN
Inventors: 钱忠; 邓学龙; 孙梦醒
Original assignee: Suzhou Simple Youwei Technology Co Ltd
Current assignee: Suzhou Simple Youwei Technology Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-05
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a recycling box which comprises a main body and a cover body. The main part is injectd and is used for saving dirty storage space, and the top of main part is provided with the opening, and the opening part is provided with and is used for sealed open-ended lid, and the inboard of lid is provided with the equalizer plate, and it has the pressure-equalizing chamber to be injectd between equalizer plate and the lid, and the pressure-equalizing chamber includes air inlet and air outlet mouth. The recycling box also comprises an air inlet channel and an air outlet channel, and dirt outside the storage space enters the storage space through the air inlet channel; the air outlet channel is in fluid communication with the airflow outlet. The air inlet comprises a plurality of through holes which are arranged at intervals along the horizontal direction basically, and the through holes are communicated with the storage space in a fluid mode, so that air entering from the air inlet channel flows out of the air outlet channel after flowing through the air inlet, the pressure equalizing cavity and the air outlet in sequence. The upper cover of collection box is provided with the pressure-equalizing chamber, and the pressure-equalizing chamber can effectively balance the pressure in the collection box, avoids the surface of liquid to produce a large amount of water flowers.

Description

Recycling bin

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a recycling box.

Background

Wet recovery unit such as scrubber generally includes dry wet motor, suction channel and with the collection box of suction channel intercommunication, can collect the filth that comes by dry wet motor suction in the collection box, the collection box generally is used for retrieving liquid, and after liquid reached certain liquid level, can trigger the warning, dry wet motor stop work.

In order to avoid a large amount of water splash on the surface of liquid, the general recycling tank is designed to be thin and high, so that the suction airflow generates small interference on the surface of the liquid and avoids generating large water splash. However, in the case of some recycling boxes with limited space, when the height of the recycling boxes is low, water splash which is formed by turning up liquid in the recycling boxes is sucked by the dry and wet motors and then discharged out of the equipment, and the user experience is seriously influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the recovery box, the upper cover of the recovery box is provided with the pressure equalizing cavity, and the pressure equalizing cavity can effectively balance the pressure in the recovery box and avoid a large amount of water splash on the surface of liquid.

In one aspect, the present invention provides a recovery tank comprising

The device comprises a main body, a cover body and a pressure equalizing plate, wherein a storage space for storing dirt is limited in the main body, an opening is formed in the top end of the main body, the opening is provided with the cover body for sealing the opening, the pressure equalizing plate is arranged on the inner side of the cover body, a pressure equalizing cavity is limited between the pressure equalizing plate and the cover body, and the pressure equalizing cavity comprises an airflow inlet and an airflow outlet;

an air intake passage through which dirt outside the storage space enters the storage space;

an air outlet channel in fluid communication with the air flow outlet;

the air inlet comprises a plurality of through holes which are arranged at intervals along the horizontal direction basically, and the through holes are communicated with the storage space in a fluid mode, so that air entering from the air inlet channel flows through the air inlet, the pressure equalizing cavity and the air outlet in sequence and then flows out of the air outlet channel.

Optionally, at least part of the through holes are formed in the pressure equalizing plate, the peripheries of the through holes protrude outwards to form annular protrusions, and the annular protrusions protrude out of the outer wall of the pressure equalizing plate.

Optionally, the outer wall is further provided with a plurality of liquid collecting structures protruding outwards, and the liquid collecting structures are arranged around the annular protrusion.

Optionally, the pressure equalizing chamber includes a distribution chamber and a convergence chamber that are communicated with each other, and a height of the distribution chamber is smaller than a height of the convergence chamber along a vertical direction.

Optionally, the area of the distribution chamber is larger than the area of the convergence chamber.

Optionally, the airflow inlet and the airflow outlet are both arranged on the pressure equalizing plate.

Optionally, the total area of the plurality of through holes is less than 1/5 of the area of the pressure equalizing plate.

Optionally, the plurality of through holes are uniformly distributed in the distribution cavity.

Optionally, a gas-liquid separation device is arranged at a gas inlet outlet of the gas inlet channel, and at least part of the gas-liquid separation device is arranged right below the pressure equalizing cavity.

Optionally, the gas-liquid separation part of the gas-liquid separation device extends along a direction substantially parallel to the pressure equalizing chamber, and the distance between the top end of the gas-liquid separation part and the pressure equalizing plate is less than 20 mm.

The utility model provides a recycling box which comprises a main body and a cover body. The main part is injectd and is used for saving dirty storage space, and the top of main part is provided with the opening, and the opening part is provided with and is used for sealed open-ended lid, and the inboard of lid is provided with the equalizer plate, is injectd between equalizer plate and the lid and has had the pressure-equalizing chamber, and the pressure-equalizing chamber includes air inlet and air current export. The recycling box also comprises an air inlet channel and an air outlet channel, and dirt outside the storage space enters the storage space through the air inlet channel; the air outlet channel is in fluid communication with the airflow outlet. The air inlet comprises a plurality of through holes which are arranged at intervals along the horizontal direction basically, and the through holes are communicated with the storage space in a fluid mode, so that air entering from the air inlet channel flows out of the air outlet channel after flowing through the air inlet, the pressure equalizing cavity and the air outlet in sequence. The upper cover of collection box is provided with the pressure-equalizing chamber, and the pressure-equalizing chamber can effectively balance the pressure in the collection box, avoids the surface of liquid to produce a large amount of water flowers.

Drawings

FIG. 1 is a schematic view of a surface cleaning apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a recycling bin of the prior art;

FIG. 3 is a schematic diagram of an embodiment of a recycling bin;

FIG. 4 is a schematic structural view of the recycling bin shown in FIG. 3 with the cover body removed and the pressure equalizing plate exposed;

FIG. 5 is an exploded view of the recovery tank shown in FIG. 3;

FIG. 6 is a schematic view of the structure of the recovery tank with the float in an open state and with the air flowing through;

FIG. 7 is an enlarged view of the structure in the area E in FIG. 6;

FIG. 8 is a schematic structural view of the float in the recycling bin in a closed state;

FIG. 9 is an enlarged view of the structure of the area F in FIG. 8;

FIG. 10 is a cross-sectional view taken along A-A in FIG. 3;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 12 is an enlarged view of the structure in the area G shown in FIG. 11;

FIG. 13 is a cross-sectional view taken along C-C of FIG. 3;

FIG. 14 is an enlarged view of the structure in the area H shown in FIG. 13;

FIG. 15 is a schematic diagram of an embodiment of a pressure equalizer;

FIG. 16 is a schematic structural view of a pressure equalizing plate at another angle;

FIG. 17 is an enlarged view of the structure of the area I shown in FIG. 16;

FIG. 18 is a schematic structural view of a gas-liquid separating apparatus according to an embodiment;

FIG. 19 is a schematic view showing the structure of the gas-liquid separator at another angle;

FIG. 20 is a schematic view showing the structure of a gas-liquid separating apparatus at a still further angle;

FIG. 21 is a schematic view showing the structure of a gas-liquid separating apparatus in another embodiment;

fig. 22 is a cross-sectional view taken along line D-D of fig. 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The application discloses a surface cleaning apparatus 100. the surface cleaning apparatus 100 may be a hand-held cleaning apparatus, an upright cleaning apparatus, a horizontal cleaning apparatus, or an intelligent self-propelled cleaning apparatus. The direction of the arrows in the figure is the direction of the airflow. FIG. 1 is a schematic diagram of a surface cleaning apparatus 100 according to an embodiment of the utility model. In the present embodiment, the structure and function of a horizontal type cleaning apparatus including a cleaning liquid supply system and a stain recovery system will be described in detail by taking the horizontal type cleaning apparatus as an example. The cleaning liquid supply system is used to supply cleaning liquid to the surface to be cleaned or to the wiping element. The soil recovery system includes a suction nozzle, a suction assembly for generating a suction airstream along a suction line, and a recovery tank 10 in fluid communication with the suction line. The suction line is in fluid communication with the cleaning head (nozzle) via a hose. The suction assembly includes a wet and dry motor, which typically includes a main air duct and a cooling air duct. The air inlet of the main air duct of the dry-wet motor is communicated with the fluid of the suction pipeline. The cooling air duct is used for cooling the internal structure of the motor.

Fig. 2 is a schematic structural diagram of a recycling bin in the prior art. Referring to fig. 2, the recovery tank 10 is a prior art recovery tank 10, and the main body 1 includes a lower wall, a rear wall, and an arc-shaped front wall extending between the lower wall and the rear wall. The lower wall and the rear wall are substantially perpendicular. The lower wall, the rear wall and the curved front wall define a liquid storage space, and at least a portion of the curved front wall forms a portion of an outer surface of the horizontal cleaning device. In the embodiment shown, substantially all of the curved front wall forms the outer surface of the horizontal cleaning apparatus. The recovery tank 10 further includes an opening defined by curved front and rear walls, the opening being provided with a lid for opening/closing the opening. The lower wall and the cover are substantially parallel to each other. It comprises a main body 1 defining a storage space for storing dirt. The intake passage 12 serves to guide dirt outside the storage space into the storage space through the intake passage 12. The air outlet channel 14 is used for guiding the air flow in the storage space to flow out of the storage space from the air outlet channel 14. By adopting the recycling box 10, the phenomenon of water turning (namely, a large amount of water splash is generated) can occur in the working process, and the use experience is influenced.

Referring to fig. 3-14, fig. 3 is a schematic diagram of a recycling bin in one embodiment. FIG. 4 is a schematic view of the recycling bin shown in FIG. 3 with the cover removed and the pressure equalizing plate exposed. Figure 5 is an exploded view of the recovery tank shown in figure 3. FIG. 6 is a schematic view of the structure of the recycling bin with the float in an open state and the air flow. Fig. 7 is an enlarged view of a structure of an area E in fig. 6. Fig. 8 is a schematic structural view of the closed state of the float in the recovery tank. Fig. 9 is an enlarged view of the structure of the region F in fig. 8. Fig. 10 is a cross-sectional view taken along a-a in fig. 3. Fig. 11 is a sectional view taken along B-B in fig. 3. Fig. 12 is an enlarged view of the structure of the region G shown in fig. 11. Fig. 13 is a cross-sectional view taken along C-C in fig. 3. Fig. 14 is an enlarged view of the structure of the region H shown in fig. 13. In fig. 3, a recycling bin 10 according to an embodiment of the present application is shown, wherein a main body 1 of the recycling bin 10 is in a semi-cylindrical shape, and the main body 1 defines a storage space 11 for storing dirt. The recycling bin 10 further comprises an air inlet channel 12 for guiding dirt outside the storage space 11 into the storage space 11 through the air inlet channel 12. At least a part of the air intake passage 12 may be disposed inside the storage space 11, or may be disposed outside the storage space 11, and is not limited herein and may be adjusted according to the shape of the recycling bin 10. The air outlet channel 14 is used for guiding the air flow in the storage space 11 to flow out of the storage space 11 from the air outlet channel 14. At least a part of the air outlet channel 14 may be disposed outside the storage space 11, or may be disposed outside the storage space 11, and is not limited herein and may be adjusted according to the shape of the recycling bin 10. In the embodiment shown in fig. 6, the inlet channel 12 and the outlet channel 14 are two substantially parallel pipes, both disposed in the storage space 11 at an intermediate position of the storage space 11.

Referring to fig. 6 to 9, in order to prevent or possibly avoid generation of splash of liquid in the recycling bin 10 during operation, a pressure equalizing chamber 2 is disposed between the air inlet channel 12 and the air outlet channel 14, the pressure equalizing chamber 2 includes an air inlet and an air outlet 23, the air outlet 23 is in fluid communication with the air outlet channel 14, the air inlet includes a plurality of through holes 24, and the plurality of through holes 24 are arranged at intervals along a horizontal direction, wherein the horizontal direction is not strictly the same horizontal plane, but is basically the same horizontal plane, because of a specific structure, a part of the through holes 24 may be slightly higher than another part of the through holes 24, or the plurality of through holes 24 are slightly inclined as a whole, and these structures and some structures not described in detail are within the protection scope of the present application. The through hole 24 is in fluid communication with the storage space 11. The purpose of setting up the pressure equalizing chamber 2 is that the surface that makes the liquid in the collection box 10 receive is the same basically, can not lead to splash all around because of the upset of air current, can effectively improve the volume utilization ratio of collection box 10 like this. Because the air pressure near the air outlet channel 14 is the lowest when the pressure equalizing chamber 2 is not provided, the generated suction force is the largest, and the pressure distribution in the recovery tank 10 is uneven, so that the liquid in the recovery tank 10 is disturbed, and water splash is generated.

With continued reference to fig. 6-9, the recovery tank 10 also includes a float 16, the float 16 including an open position and a closed position, in which a portion of the float 16 extends into the equalizing chamber 2 for shutting off the flow of air between the air inlet and the air outlet 23. In one embodiment, the float 16 is disposed at the outlet passage 14 and moves with the liquid level in the recovery tank 10, and when the liquid level rises to a certain extent, a part of the float 16 enters the equalizing chamber 2, and the passage between the gas flow inlet and the gas flow outlet 23 is cut off.

Referring to fig. 5 to 9, in one embodiment, the top end of the recycling bin 10 is provided with an opening, the opening is provided with a cover 25 for sealing the opening, the inner side of the cover 25 is provided with a pressure equalizing plate 26, and the pressure equalizing plate 26 and the cover 25 define a pressure equalizing chamber 2 therebetween. The periphery of the pressure equalizing plate 26 is hermetically connected with the cover body 25. The pressure equalizing chamber 2 can move together with the cover 25. In other embodiments, the recycling bin 10 may not have the cover 25, and the inlet passage 12 and the outlet passage 14 may be detachably mounted on the body of the recycling bin 10, and the body may be separately provided with a drain hole. The pressure equalizing chamber 2 is defined by the relative roof that sets up and pressure equalizing plate 26 and forms, has seted up a plurality of through-holes 24 on the pressure equalizing plate 26, and the periphery of through-hole 24 outwards extends and forms annular bulge 28, and annular bulge 28 is higher than the outer wall 27 of pressure equalizing plate 26. The top wall may be part of the main body 1 of the recovery tank 10, or may be a separate structure from the main body 1. The annular projection 28 functions to prevent liquid droplets formed on the outer wall 27 of the pressure equalizing plate 26 from being sucked into the through-hole 24.

Referring to fig. 15-17, fig. 15 is a schematic structural diagram of a pressure equalizing plate in an embodiment. FIG. 16 is a schematic structural view of a pressure equalizing plate at another angle. Fig. 17 is an enlarged view of the structure of the region I shown in fig. 16. As shown in fig. 15 to 17, based on any of the above embodiments, the air inlet and the air outlet 23 are both provided on the pressure equalizing plate 26. Of course, in other embodiments, the airflow outlet 23 may not be disposed on the pressure equalizing plate 26, and only need be in fluid communication with the pressure equalizing chamber 2.

Referring to fig. 16-17, based on any of the above embodiments, the outer wall 27 of the pressure equalizing plate 26 is further provided with a plurality of liquid collecting structures 29 extending outward, and the liquid collecting structures 29 are disposed around the annular protrusion 28. The liquid collecting structure 29 is used for collecting the water film formed by the outer wall 27 of the pressure equalizing plate 26 into small liquid drops, so that the small liquid drops fall into the storage space 11. The liquid trap structure 29 is generally referred to as a cone,

referring to figure 12 and also to figures 15 to 17, the pressure equalisation chamber 2 includes, based on any of the embodiments described above, a distribution chamber 21 and a collection chamber 22, the collection chamber 22 being located generally adjacent the outlet inlet 15 of the outlet duct to ensure that the volume of air passing through per unit time meets the requirements of the surface cleaning apparatus. The distribution chamber 21 is generally distributed directly above the liquid and preferably covers all surfaces of the liquid, although the distribution chamber 21 may not cover all surfaces of the liquid and may depend on the specific configuration. The plurality of through holes 24 are uniformly distributed in the distribution chamber 21. To ensure that the pressure generated at the through-hole 24 is substantially the same. The height H1 of distribution chamber 21 in the vertical direction is less than the height H2 of convergence chamber 22. The bottom area of the converging chamber 22 is less than 1/5 of the bottom area of the distribution chamber 21 so that the bottom area of the distribution chamber 21 can be made as large as possible to cover a relatively large amount of the liquid surface. To improve the pressure equalization effect, the total area of the plurality of through holes 24 is less than 1/5 of the area of the pressure equalization plate 26. Further, the total area of the through holes 24 is less than 1/10 of the area of the pressure equalizing plate 26. Further, the total area of the through holes 24 is less than 1/20 of the area of the pressure equalizing plate 26.

Referring to fig. 18 to 22, fig. 18 is a schematic structural view of a gas-liquid separation device in an embodiment. Fig. 19 is a schematic structural view of the gas-liquid separation device at another angle. Fig. 20 is a schematic structural view of the gas-liquid separation device at still another angle. FIG. 21 is a schematic view showing the structure of a gas-liquid separating apparatus in another embodiment. Fig. 22 is a cross-sectional view taken along line D-D of fig. 18. In order to further improve the pressure equalizing effect, a gas-liquid separation device 3 is arranged at the gas inlet 13 of the gas inlet channel 12, the gas-liquid separation device 3 is arranged at the gas inlet 13 of the gas inlet channel 12 and used for performing gas-liquid separation on fluid, and at least part of the gas-liquid separation device 3 is arranged right below the pressure equalizing cavity 2. The gas-liquid separator 3 includes a cover 31 and a gas-liquid separator 32 provided in the cover 31. The cover 31 defines a buffer cavity 38 facing the air inlet outlet 13. The gas-liquid separation part 32 is arranged on the cover body 31, the gas-liquid separation part 32 extends along the horizontal direction basically, the gas-liquid separation part 32 comprises a plurality of guide plates 33 arranged at intervals, the guide plates 33 extend along the direction far away from the cover body 31, and air outlet holes 39 are defined between the adjacent guide plates 33. The guide plate 33 is used for guiding the airflow blown out from the air inlet 13 to flow along the horizontal direction, so that the airflow is prevented from directly blowing to the pressure equalizing plate 26 or to the liquid level, if the airflow is directly blown to the liquid level, a large amount of spray can be excited if the air inlet 13 is shorter than the liquid level, and if the airflow directly blows to the pressure equalizing plate 26, the steam in the airflow can enter the pressure equalizing cavity 2. Therefore, the guide plates 33 are arranged substantially horizontally, and the air outlet holes 39 are arranged between the guide plates 33, so that the movement distance of the air flow in the recovery tank 10 is increased, and the gas-liquid separation effect is improved.

The guide plate 33 is provided with a guide groove 34, and the guide groove 34 is opened downward and is in fluid communication with the buffer cavity 38 of the cover 31. In one embodiment, the end of the guiding slot 34 away from the cover 31 is closed to prevent the air flow from directly blowing onto the inner wall of the recycling bin 10, and in another embodiment, the end of the guiding slot 34 away from the cover 31 can be rounded to finally face the liquid level or the inner wall of the recycling bin 10.

Referring to fig. 19, in one embodiment, the buffer cavity 38 faces the inlet outlet 13, and the buffer cavity 38 of at least a part of the cover 31 is vertically higher than the gas-liquid separation portion 32.

Referring to fig. 22, in one embodiment, the gas-liquid separation portion 32 includes a top plate 35 and a bottom plate 36, the top plate 35 and the bottom plate 36 defining a fluid passage 40 therebetween, the fluid passage 40 being in fluid communication with the buffer cavity 38 for guiding the flow of the gas discharged from the buffer cavity 38 to flow in the extending direction of the gas-liquid separation portion 32. The top plate 35 is provided between the cover 31 and the guide plate 33. The bottom plate 36 includes a plurality of spaced apart water channels 37, and the water channels 37 are configured to collect and direct the flow of liquid. The gas-liquid separation portion 32 is provided around the intake air outlet 13. In other embodiments, the gas-liquid separation portion 32 may be separately disposed on one side of the gas inlet 13, and the other side is convenient for users to dump sewage. The intake air outlet 13 is located between the bottom plate 36 and the top plate 35 in the vertical direction.

Referring to fig. 21, in another embodiment, the buffer cavity 38 is used to guide the fluid discharged from the gas inlet/outlet 13 to flow along the extending direction of the gas-liquid separation portion 32, thereby improving the gas-liquid separation effect.

Referring to fig. 12, in order to further enhance the separation effect, the gas-liquid separation portion 32 of the gas-liquid separation device 3 extends in a direction substantially parallel to the pressure equalizing chamber 2, and a distance H3 between the tip of the gas-liquid separation portion 32 and the pressure equalizing plate 26 is less than 20 mm.

While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A recycling bin is characterized by comprising

an air outlet channel in fluid communication with the air flow outlet;

2. A recovery tank as claimed in claim 1,

at least part of the through holes are formed in the pressure equalizing plate, annular bulges are formed by outwards protruding the peripheries of the through holes, and the annular bulges protrude out of the outer wall of the pressure equalizing plate.

3. A recovery tank as claimed in claim 2,

the outer wall is further provided with a plurality of liquid gathering structures protruding outwards, and the liquid gathering structures are arranged around the annular protrusions.

4. A recovery tank as claimed in claim 1,

the pressure equalizing cavity comprises a distribution cavity and a gathering cavity which are communicated with each other, and the height of the distribution cavity is smaller than that of the gathering cavity along the vertical direction.

5. A recovery tank as claimed in claim 4,

the area of the distribution cavity is larger than that of the convergence cavity.

6. A recovery tank as claimed in claim 1,

the airflow inlet and the airflow outlet are both arranged on the pressure equalizing plate.

7. A recovery tank as claimed in claim 1,

the total area of the through holes is smaller than 1/5 of the area of the pressure equalizing plate.

8. A recovery tank as claimed in claim 5,

the through holes are uniformly distributed in the distribution cavity.

9. A recovery tank as claimed in claim 1,

and a gas-liquid separation device is arranged at a gas inlet outlet of the gas inlet channel, and at least part of the gas-liquid separation device is arranged right below the pressure equalizing cavity.

10. A recovery tank as claimed in claim 9,

the gas-liquid separation part of the gas-liquid separation device extends along the direction basically parallel to the pressure equalizing cavity, and the distance between the top end of the gas-liquid separation part and the pressure equalizing plate is less than 20 mm.