CN219742583U - Dust collector tail shell sealing structure and dust collector with same - Google Patents

Abstract

The utility model provides a dust collector tail shell sealing structure and a dust collector with the same, wherein the dust collector tail shell sealing structure comprises a front shell and a tail shell, a male spigot is arranged on the front shell, and a female spigot is arranged on the tail shell; or, a male spigot is arranged on the tail shell, and a female spigot is arranged on the front shell. The front shell is internally provided with an accommodating cavity, a gas channel is arranged in the accommodating cavity, the male spigot is in plug connection with the female spigot, and the end face of the male spigot is plugged in the female spigot. A first sealing piece is arranged between the bottom surface of the female spigot and the end surface of the male spigot; and/or a second sealing piece is arranged between the side wall of the female spigot and the side wall of the male spigot. The sealing performance between the front shell and the tail shell is improved, the gas in the gas channel is prevented from being blown out from the connection area between the tail shell and the front shell, the wind dispersion of the gas channel is improved, and the use experience of a user is improved.

Description

Dust collector tail shell sealing structure and dust collector with same

Technical Field

The utility model relates to the field of dust collectors, in particular to a dust collector tail shell sealing structure and a dust collector with the same.

Background

With the development of economy and the progress of society, the living standard of families is continuously improved, and the dust collectors are increasingly applied in life.

In the prior art, defects commonly exist between a front shell and a tail shell of the dust collector, and when a user starts the dust collector, a motor can generate larger suction force instantly. The air duct inside the front shell of the dust collector dissipates air outwards, and the air leakage phenomenon often exists at the tail part of the product, namely between the front shell and the tail shell of the dust collector. The air leakage not only affects the air dispersion of the air duct, but also causes the air to be blown onto the user body, thereby affecting the use experience of the user.

Disclosure of Invention

The utility model aims at the defects in the prior art and provides a dust collector tail shell sealing structure and a dust collector with the same, so as to solve at least one of the technical problems.

In order to solve the technical problems, the utility model adopts the following technical scheme:

specifically, the tail shell sealing structure of the dust collector comprises a front shell and a tail shell, wherein a male spigot is arranged on the front shell, and a female spigot is arranged on the tail shell; or, a male spigot is arranged on the tail shell, and a female spigot is arranged on the front shell.

The front shell is internally provided with an accommodating cavity, the accommodating cavity is internally provided with a gas channel, the male spigot is in plug connection with the female spigot, and the end face of the male spigot is plugged in the female spigot.

A first sealing piece is arranged between the bottom surface of the female spigot and the end surface of the male spigot; and/or a second sealing piece is arranged between the side wall of the female spigot and the side wall of the male spigot.

In the above technical solution, preferably, the first sealing member includes an O-ring, and the bottom surface of the female spigot and the end surface of the male spigot compress the O-ring, so that the O-ring deforms to seal a gap between the bottom surface of the female spigot and the end surface of the male spigot.

In the above technical solution, preferably, the first sealing member includes a curable liquid glue, and the curable liquid glue cures a bottom surface of the female spigot and an end surface of the male spigot, so as to seal a gap between the bottom surface of the female spigot and the end surface of the male spigot.

In the above technical solution, preferably, the second sealing member includes a back adhesive, and the back adhesive is adhered to a side wall of the female spigot or a side wall of the male spigot. The side wall of the female spigot and the side wall of the male spigot compress the back glue to seal a gap between the side wall of the female spigot and the side wall of the male spigot.

In the above technical solution, preferably, the second sealing member includes a half-in type silicone gasket, and the half-in type silicone gasket includes a first sealing portion and a second sealing portion.

The first sealing part is arranged on the inner end face of the female spigot, the second sealing part is arranged on the inner side wall of the female spigot, and the inner side wall of the male spigot and the inner side wall of the female spigot compress the second sealing part to seal a gap between the inner side wall of the female spigot and the inner side wall of the male spigot.

In the above technical solution, preferably, an inclination angle is provided between the inner side wall of the female spigot and the inner end surface of the female spigot, and the inclination angle is used for providing guidance when the male spigot is inserted into the female spigot.

In the above technical scheme, preferably, the inner wall of tail shell with the inner wall of preceding shell is provided with buckle structure, buckle structure includes: the buckle and the clamping convex which are mutually buckled.

The buckle is arranged on the inner wall of the tail shell, and the buckle is convexly arranged on the inner wall of the front shell;

or, the clamping protrusions are arranged on the inner wall of the tail shell, and the clamping buckles are arranged on the inner wall of the front shell.

In the above technical scheme, preferably, a supporting frame is arranged in the accommodating cavity, a fastener is arranged on the tail shell, and the fastener is used for fixing the tail shell with the supporting frame.

In the above technical scheme, preferably, the shape of the tail shell comprises a hemisphere, the top surface of the tail shell is provided with a groove, the side wall of the groove is provided with an air hole, the air hole is connected with the air channel, and the fastener is arranged on the bottom surface of the groove.

The utility model also provides a dust collector, which comprises the dust collector tail shell sealing structure in the technical scheme.

The utility model has the beneficial effects that the tail shell sealing structure of the dust collector comprises a front shell and a tail shell, wherein the front shell is provided with a male spigot, and the tail shell is provided with a female spigot; or, a male spigot is arranged on the tail shell, and a female spigot is arranged on the front shell. The front shell is internally provided with an accommodating cavity, a gas channel is arranged in the accommodating cavity, the male spigot is in plug connection with the female spigot, and the end face of the male spigot is plugged in the female spigot. A first sealing piece is arranged between the bottom surface of the female spigot and the end surface of the male spigot; and/or a second sealing piece is arranged between the side wall of the female spigot and the side wall of the male spigot. The sealing performance between the front shell and the tail shell is improved, the gas in the gas channel is prevented from being blown out from the connection area between the tail shell and the front shell, the wind dispersion of the gas channel is improved, and the use experience of a user is improved.

Further, the inner wall of the tail shell and the inner wall of the front shell are provided with buckling structures, and the buckling structures are used for pressing the first sealing piece and/or the second sealing piece, so that the sealing performance of the sealing device is improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic cross-sectional view of a first embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a second embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a third embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a fourth embodiment of the present utility model;

FIG. 5 is an enlarged schematic view of the area A of the present utility model;

FIG. 6 is an enlarged view of the area B of the present utility model

FIG. 7 is an enlarged schematic view of the structure of the area C of the present utility model;

FIG. 8 is an enlarged schematic view of the structure of the area D of the present utility model;

FIG. 9 is a schematic view of the structure of the tail cap of the present utility model;

FIG. 10 is a schematic view of the rear structure of the tail housing of the present utility model;

FIG. 11 is a schematic elevational view of the tail housing of the present utility model;

FIG. 12 is a schematic perspective view of the present utility model;

FIG. 13 is a schematic view of the structure of the support frame of the present utility model;

FIG. 14 is a schematic view of the structure of the holder of the present utility model;

figure 15 is a schematic view of the structure of the cleaner of the present utility model.

The reference numerals in the figures are: 1. a tail shell; 2. a front shell; 3. a female spigot; 4. an O-ring; 5. a male spigot, 6 and a tail cover; 7. an interface; 8. a fastener; 9. a clamping protrusion; 10. a buckle; 12. a tail cap hole; 13. semi-insert type silica gel gasket; 14. back glue; 15. a curable liquid glue; 16. a gas channel; 17. a support frame; 18. a vent; 19. a fixing frame; 20. the inner side wall of the male spigot; 21. the outer side wall of the male spigot; 22. the end face of the male spigot; 23. the inner side wall of the female spigot; 24. the outer side wall of the female spigot; 25. the bottom surface of the female spigot; 26. an inner end surface of the female spigot; 27. an inclination angle; 28. a first sealing part; 29. a second sealing part; 30. a receiving chamber; 31. a dust collector.

Detailed Description

The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model.

Hereinafter, various embodiments of the present utility model will be described more fully. The utility model is capable of various embodiments and of modifications and variations therein. However, it should be understood that: there is no intention to limit the various embodiments of the utility model to the specific embodiments disclosed herein, but rather the utility model is to be understood to cover all modifications, equivalents, and/or alternatives falling within the spirit and scope of the various embodiments of the utility model.

Hereinafter, the terms "comprises" or "comprising" as may be used in various embodiments of the present utility model indicate the presence of the disclosed functions, operations or elements, and are not limiting of the addition of one or more functions, operations or elements. Furthermore, as used in various embodiments of the utility model, the terms "comprises," "comprising," and their cognate terms are intended to refer to a particular feature, number, step, operation, element, component, or combination of the foregoing, and should not be interpreted as first excluding the existence of or increasing likelihood of one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.

In various embodiments of the utility model, the expression "or" at least one of a or/and B "includes any or all combinations of the words listed simultaneously. For example, the expression "a or B" or "at least one of a or/and B" may include a, may include B or may include both a and B.

Expressions (such as "first", "second", etc.) used in the various embodiments of the utility model may modify various constituent elements in the various embodiments, but the respective constituent elements may not be limited. For example, the above description does not limit the order and/or importance of the elements. The above description is only intended to distinguish one element from another element. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present utility model.

It should be noted that: in the present utility model, unless explicitly specified and defined otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; may be a communication between the interiors of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, it should be understood by those of ordinary skill in the art that the terms indicating an orientation or a positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of description, not to indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

The terminology used in the various embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the various embodiments of the utility model. As used herein, the singular is intended to include the plural as well, unless the context clearly indicates otherwise. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the utility model belong. The terms (such as those defined in commonly used dictionaries) will be interpreted as having a meaning that is the same as the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein in connection with the various embodiments of the utility model.

As shown in fig. 1 to 15, in particular, the tail housing sealing structure of the dust collector, as shown in fig. 12, comprises a front housing 2 and a tail housing 1, wherein the front housing 2 is connected with the tail housing 1. Preferably, the front shell 2 is provided with a male spigot 5, the tail shell 1 is provided with a female spigot 3, the male spigot 5 is in plug connection with the female spigot 3, and the end face 22 of the male spigot 5 is plugged in the female spigot 3. The front case 2 is provided with a housing chamber 30 therein, and the housing chamber 30 is provided with a gas passage 16 therein. The shape of the front shell 2 is preferably a hollow cylinder, the male spigot 5 is arranged at one end of the front shell 2 connected with the tail shell 1, the shape of the tail shell 1 is preferably a hollow hemisphere, and the female spigot 3 is arranged at one end of the tail shell 1 connected with the front shell 2.

Preferably, the male end 5 is preferably a protrusion extending from the front shell 2, and the male end 5 includes an inner sidewall 20 of the male end 5, an inner sidewall 21 of the male end 5, and an end surface 22 of the male end 5. The inner side wall 20 of the male end 5 is a side wall near the accommodating chamber 30, and the inner side wall 21 of the male end 5 is a side wall near the outside of the front case 2. The female spigot 3 is arranged at the edge of the tail shell 1, the female spigot 3 is preferably a groove, and the female spigot 3 comprises an inner side wall 23 of the female spigot 3, an outer side wall of the male spigot 3, an inner end surface 26 of the female spigot 3 and a bottom surface 25 of the female spigot 3. The inner side wall 23 of the female spigot 3 is a side wall close to the accommodating cavity 30, the outer side wall 24 of the female spigot 3 is a side wall close to the outer side of the front shell 2, and the inner end surface 26 of the female spigot 3 is an end surface close to the accommodating cavity 30.

In the first embodiment, as shown in fig. 1 and 5, a first seal is provided between the bottom surface 25 of the female spigot 3 and the end surface 22 of the male spigot 5, and the thickness of the first seal, preferably an O-ring 4,O-type ring 4, is preferably 0.8mm. Preferably, the height of the male tang 5 is greater than 1.5mm, preferably the male tang 5 has a height of 1.7mm and a width of 0.85mm, and the female tang 3 has a width of preferably 0.85mm. O type circle 4 adds up 0.05mm in female tang 3 bottom surface both sides clearance, and bottom surface 25 of female tang 3 can be put into to O type circle 4, and male tang 5 and female tang 3 can peg graft more firmly, are difficult to become flexible and drop. When the male spigot 5 is in plug connection with the female spigot 3, the male spigot 5 can extrude the O-shaped ring 4,O, the ring 4 can deform after being extruded, air flow is blocked from flowing out of a gap between the bottom surface 25 of the female spigot 3 and the end surface 22 of the male spigot 5, and the tightness of a region in plug connection of the male spigot 5 and the female spigot 3 is increased, so that the air channel 16 is sealed.

As shown in fig. 4 and 8, in a second embodiment, the first seal comprises a curable liquid glue 15. Preferably, a dispensing machine (not shown in the figure) is used to uniformly spot the curable liquid glue 15 on the bottom surface 25 of the female spigot 3, and after the male spigot 5 and the female spigot 3 are in plug connection, the glue on the bottom surface 25 of the female spigot 3 is cured, and the curable liquid glue 15 cures the bottom surface 25 of the female spigot 3 and the end surface 22 of the male spigot 5 to form a sealing layer so as to realize a sealing effect, so that the gas channel 16 is sealed.

As shown in fig. 2 and 6, in the third embodiment, a second seal is provided between the inner sidewall 23 of the female spigot 3 and the inner sidewall 20 of the male spigot 5, the second seal preferably being a semi-insert type silicone gasket 13. The half-in type silica gel gasket 13 comprises a first sealing part 28 and a second sealing part 29, wherein the first sealing part 28 is arranged on the inner end surface 26 of the female spigot 3, is attached to the inner end surface 26 of the female spigot 3, and is leveled and leveled with the inner end surface 26 of the female spigot 3. The first seal 28 is bonded to the inner end surface 26 of the female spigot 3, so that the first seal 28 can be prevented from sliding down toward the female spigot 3 when the male spigot 5 is inserted into the female spigot 3. The second sealing portion 29 is provided on the inner sidewall 23 of the female spigot 3, and the inner sidewall 20 of the male spigot 5 and the inner sidewall 23 of the female spigot 3 press the second sealing portion 29 to seal a gap between the inner sidewall 23 of the female spigot 3 and the inner sidewall 20 of the male spigot 5.

Preferably, an inclination angle 27 is provided between the inner sidewall 23 of the female spigot 3 and the inner end surface of the female spigot 3, the inclination angle 27 being such that the inclination angle 27 is capable of guiding the end surface 22 of the male spigot 5 to be inserted into the bottom surface 25 of the female spigot 3 when the male spigot 5 is inserted into the female spigot 3.

In a fourth embodiment, as shown in fig. 3 and 7, the second seal comprises a backing adhesive 14, preferably an EVA strip, with one side of the backing adhesive 14 being adhered to the inner side wall 20 of the male end 5. After the male tang 5 is inserted into the female tang 3, the inner sidewall 20 of the male tang 5 and the inner sidewall 23 of the female tang 3 compress the adhesive backing 14 to seal the gas passage 16. In other embodiments, the back adhesive 14 is adhered to the inner sidewall 21 of the male tang 5, and the inner sidewall 21 of the male tang 5 and the outer sidewall 24 of the female tang 3 compress the back adhesive 14 to seal the gas channel 16.

In other embodiments (not shown in the figures), an O-ring 4 is provided between the end face 22 of the male tang 5 and the bottom of the female tang 3, and a backing adhesive 14 is provided inside the male tang 5. The O-shaped ring 4 and the back adhesive 14 are arranged at the same time, so that the sealing performance of the utility model is better, and the gas is prevented from being blown out from the gap between the male spigot 5 and the female spigot 2 _。

As shown in fig. 10 and 11, preferably, the top surface of the tail housing 1 is recessed inward, and the recessed portion is provided with a plurality of ventilation ports 18, the ventilation ports 18 being for connection with the gas passage 16. A supporting frame 17 is arranged in the front shell 2, a fastener 8 (preferably a screw, a bolt or a bolt is not shown in the figure) is arranged at the bottom of the recess of the tail shell 1, and the tail shell 1 is fixedly connected with the supporting frame 17 through the fastener 8. The support 17 is also provided with an interface 7, the interface 7 being used for charging the cleaner 31 or transmitting data.

In the first embodiment, a tail cap 6 is provided between the tail housing 1 and a support frame 17 in the front housing 2, and as shown in fig. 9, a tail cap hole 12 is also provided in the tail cap 6, the tail cap hole 12 is used for passing through the interface 7 and the fastener 8, and the tail cap 6 is used for blocking a vent 18 to seal the gas passage 16. When the cleaner 31 is not required to be used, dust is prevented from entering the inside of the cleaner 31.

Preferably, the inner wall of the tail shell 1 and the inner wall of the front shell 2 are provided with buckling structures, and the buckling structures are used for pressing the sealing elements. The buckle structure comprises a buckle 10 arranged on the tail shell 1 and a buckle convex 9 arranged in the front shell 2, wherein the buckle 10 and the buckle convex 9 are mutually buckled. The catch 10 is preferably a square catch groove extending outwards from the inner wall of the tail housing 1, the catch projection 9 is preferably a projection of the inner wall of the front housing 2, the catch projection 9 is provided with a ramp on the side of the catch 10 inserted into the catch projection 9, the ramp is used for the catch 10 to cross the catch projection 9 and thereby catch the other side of the catch projection 9.

Preferably, as shown in fig. 14, a fixing frame 19 is provided in the front case 2, the fixing frame 19 is fixed on the inner wall of the front case 2, and the supporting frame 17 is fixed on the fixing frame 19 by providing a fastener 8.

As shown in fig. 15, the utility model also provides a dust collector 31, which comprises the dust collector tail shell sealing structure in the technical scheme.

The utility model has the beneficial effects that the front shell 2 and the tail shell 1 are included. The front shell 2 is provided with a male spigot 5, and the tail shell 1 is provided with a female spigot 3; or, the tail shell 1 is provided with a male spigot 5, and the front shell 2 is provided with a female spigot 3. The front shell 2 is internally provided with a containing cavity 30, a gas channel 16 is arranged in the containing cavity 30, the male spigot 5 is in plug connection with the female spigot 3, and the male spigot 5 is in plug connection with the female spigot 3. A first sealing element is arranged between the bottom surface 25 of the female spigot 3 and the end surface 22 of the male spigot 5; and/or a second seal is provided between the side wall of the female spigot 3 and the side wall of the male spigot 5. The tightness between the front shell 2 and the tail shell 1 is improved, the gas in the gas channel 16 is prevented from being blown out from the connection area between the tail shell 1 and the front shell 2, the air dispersion of the gas channel 16 is improved, and the use experience of a user is improved. Further, the inner wall of the tail shell 1 and the inner wall of the front shell 2 are provided with buckling structures, and the buckling structures are used for pressing the first sealing piece and/or the second sealing piece, so that the sealing performance of the utility model is improved.

While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and the equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. The tail shell sealing structure of the dust collector is characterized by comprising a front shell and a tail shell, wherein a male spigot is arranged on the front shell, and a female spigot is arranged on the tail shell; or, a male spigot is arranged on the tail shell, and a female spigot is arranged on the front shell;

the front shell is internally provided with an accommodating cavity, a gas channel is arranged in the accommodating cavity, the male spigot is in plug connection with the female spigot, and the end face of the male spigot is plugged in the female spigot;

a first sealing piece is arranged between the bottom surface of the female spigot and the end surface of the male spigot; and/or a second sealing piece is arranged between the side wall of the female spigot and the side wall of the male spigot.

2. The vacuum cleaner tail casing seal of claim 1, wherein the first seal comprises an O-ring, the bottom surface of the female spigot and the end surface of the male spigot compressing the O-ring such that the O-ring deforms to seal a gap between the bottom surface of the female spigot and the end surface of the male spigot.

3. The vacuum cleaner tail casing seal of claim 1, wherein the first seal comprises a curable liquid glue that cures a bottom surface of the female spigot and an end surface of the male spigot.

4. The vacuum cleaner tail casing seal of claim 1, wherein the second seal comprises a backing adhesive attached to a sidewall of the female spigot or a sidewall of the male spigot, the sidewall of the female spigot and the sidewall of the male spigot compressing the backing adhesive.

5. The vacuum cleaner tail casing seal of claim 1, wherein the second seal comprises a semi-insert silicone gasket comprising a first seal and a second seal;

the first sealing part is arranged on the inner end face of the female spigot, the second sealing part is arranged on the inner side wall of the female spigot, and the inner side wall of the male spigot and the inner side wall of the female spigot compress the second sealing part.

6. The vacuum cleaner tail casing seal of claim 5, wherein an oblique angle is provided between an inner sidewall of the female spigot and an inner end surface of the female spigot, the oblique angle being adapted to provide guidance for insertion of the male spigot into the female spigot.

7. The vacuum cleaner tail casing seal of claim 1, wherein an inner wall of the tail casing and an inner wall of the front casing are provided with a snap-fit structure comprising: a buckle and a clamping protrusion which are mutually buckled;

the buckle is arranged on the inner wall of the tail shell, and the buckle is convexly arranged on the inner wall of the front shell; or, the clamping protrusions are arranged on the inner wall of the tail shell, and the clamping buckles are arranged on the inner wall of the front shell.

8. The vacuum cleaner tail casing seal of claim 1, wherein a support frame is disposed within the receiving cavity, and wherein a fastener is disposed on the tail casing for securing the tail casing to the support frame.

9. The vacuum cleaner tail casing seal of claim 8, wherein the tail casing comprises a hemisphere in shape, a groove is formed in a top surface of the tail casing, air holes are formed in side walls of the groove, the air holes are connected with the air passage, and the fastener is arranged on a bottom surface of the groove.

10. A vacuum cleaner comprising a vacuum cleaner tail casing seal according to any one of claims 1 to 9.