CN207152538U

CN207152538U - Dust catcher

Info

Publication number: CN207152538U
Application number: CN201720247668.5U
Authority: CN
Inventors: 庞亚军
Original assignee: Jiangsu Midea Cleaning Appliances Co Ltd
Current assignee: Jiangsu Midea Cleaning Appliances Co Ltd
Priority date: 2017-03-14
Filing date: 2017-03-14
Publication date: 2018-03-30
Anticipated expiration: 2027-03-14

Abstract

The utility model discloses a kind of dust catcher, the dust catcher includes：Housing, the housing include upper shell and lower house, and the upper case cover is located on the lower house and limits installation cavity jointly；Motor sub-assembly, the motor sub-assembly are located in the installation cavity, and the motor sub-assembly is connected with least one in the upper shell and the lower house by buckle structure.According to the dust catcher of the utility model embodiment, the assembling between motor sub-assembly and housing is more convenient, and assembly reliability is high.

Description

Dust catcher

Technical field

Cleaner technology field is the utility model is related to, more particularly, to a kind of dust catcher.

Background technology

In correlation technique, the fastener such as generally use screw is carried out between the motor sub-assembly of dust catcher and the housing of dust catcher Connection, not only dismounting trouble, and shell of the dust collector easily occur tilt deformation, and influence dust catcher it is integrally-built it is attractive in appearance and The reliability of assembling.

Utility model content

The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality With a kind of dust catcher of new proposition, the assembling between the motor sub-assembly and housing of the dust catcher is more convenient, and assembles reliable Property it is high.

According to the dust catcher of the utility model embodiment, including：Housing, the housing include upper shell and lower house, institute Upper case cover is stated to be located on the lower house and limit installation cavity jointly；Motor sub-assembly, the motor sub-assembly are located at the peace In behaveing affectedly, and the motor sub-assembly is connected with least one in the upper shell and the lower house by buckle structure.

According to the dust catcher of the utility model embodiment, by making motor sub-assembly and at least one in upper shell and lower house It is individual to be connected by buckle structure, so that assembling between motor sub-assembly and housing is simpler, conveniently, and assembly reliability It is high.

In addition, according to the dust catcher of the utility model embodiment, there can also be following additional technical feature：

According to some embodiments of the utility model, one of them in the motor sub-assembly and the upper shell is provided with First buckle；Another in the motor sub-assembly and the upper shell is provided with the first card being adapted with first buckle Groove.

According to some embodiments of the utility model, one of them in the motor sub-assembly and the lower house is provided with Second buckle；Another in the motor sub-assembly and the lower house is provided with the second card being adapted with second buckle Groove.

According to some embodiments of the utility model, the motor sub-assembly includes：Motor body；Motor cover, the motor The accommodating chamber for accommodating the motor body is limited in cover, the motor cover includes the motor front shroud and motor being connected with each other Back cover, the motor front shroud are provided with air inlet, and the motor back cover is provided with air outlet.

According to some embodiments of the utility model, the first blowing mouth is additionally provided with the motor back cover, after the motor Cover includes：First plate, the air outlet are formed on first plate, and the edge of first plate is provided with protrudes described the backward First frame of one plate, first buckle are located on the roof of first frame and upwardly extended, and second buckle is set On the bottom wall of first frame and extend downwardly；Second plate, first blowing mouth is formed on second plate, described Second plate is connected with first plate and second plate is set around at least a portion of first plate, second plate Edge is provided with the second frame for protruding second plate forward, and second frame is connected with the motor front shroud.

According to some embodiments of the utility model, second plate has a rearwardly projecting first protrusion position, and described the One protrusion position is located at the bottom of first plate, and the rear surface of the first protrusion position and the back edge of first frame are put down Together, the bottom surface of the first protrusion position is concordant with the lower edge of second plate, and it is convex that first blowing mouth is located at described first Go out on position, the lower house is provided with the second outstanding protrusion position, and interior open is limited in the second protrusion position Holding tank, the wall of the holding tank are provided with the second blowing mouth, and at least a portion of the first protrusion position is contained in the appearance Receive in groove, and first blowing mouth and the second blowing mouth face.

According to some embodiments of the utility model, pass through fastener phase between the upper shell and the motor sub-assembly Even, the upper shell is provided with the first positioning hole, and the motor sub-assembly is provided with the first locating dowel, set in first locating dowel There are the internal thread with the appended claims, the fastener to coordinate after passing through first positioning hole in first locating dowel It is interior.

According to some embodiments of the utility model, pass through fastener phase between the lower house and the motor sub-assembly Even, the bottom wall of first frame is provided with the second positioning hole, and the lower house is provided with the second locating dowel, second positioning The internal thread with the appended claims is provided with post, the fastener coordinates described second after passing through second positioning hole In locating dowel.

According to some embodiments of the utility model, the bottom wall of first frame is provided with the first groove to lower recess With the second groove, the length direction of first groove and second groove along the bottom wall is disposed adjacent to each other, and described Two buckles are located on the bottom wall of first groove, and second positioning hole is located on the bottom wall of the second groove.

According to some embodiments of the utility model, the lower house be provided with top open wide fitting recess, described second Locating dowel is located on the bottom wall of the fitting recess and upwardly extended, and second locating dowel and the fitting recess limit institute jointly State the second neck.

According to some embodiments of the utility model, it is connected between the upper shell and the lower house by fastener.

Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description In become obvious, or by it is of the present utility model practice recognize.

Brief description of the drawings

Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment Become obvious and be readily appreciated that, wherein：

Fig. 1 is the explosive view according to the dust catcher of the utility model embodiment；

Fig. 2 is the structural representation according to the motor back cover of the dust catcher of the utility model embodiment；

Fig. 3 is the enlarged drawing at A in Fig. 2；

Fig. 4 is the enlarged drawing at B in Fig. 2；

Fig. 5 is the part-structure schematic diagram according to the lower house of the dust catcher of the utility model embodiment；

Fig. 6 is the enlarged drawing at C in Fig. 5；

Fig. 7 is the sectional view according to the part-structure of the dust catcher of the utility model embodiment；

Fig. 8 is according to sectional view of the dust catcher of the utility model embodiment along the line D-D shown in Fig. 7；

Fig. 9 is the enlarged drawing at F in Fig. 8；

Figure 10 is according to sectional view of the dust catcher of the utility model embodiment along the E-E lines shown in Fig. 7；

Figure 11 is the enlarged drawing at G in Figure 10.

Reference：

Dust catcher 100；

Housing 1；Upper shell 11；Lower house 12；Fitting recess 121；Second blowing mouth 122；

Motor back cover 2；First plate 21；First frame 211；First groove 2111；Second groove 2112；Air outlet 212；

Second plate 22；Second frame 221；First blowing mouth 222；

Air-out board component 3；

First buckle 101；First neck 102；

First positioning hole 201；First locating dowel 202；

Second buckle 301；Second neck 302；

Second positioning hole 401；Second locating dowel 402；

First protrusion position 501；Second protrusion position 502；

Pin 601；Slot 602；

Fastener 700.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model Limitation.

In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", " top ", " bottom ", The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch State the utility model and simplify and describe, rather than instruction or imply signified device or element must have specific orientation, with Specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Can be connection or the interaction relationship of two elements of two element internals.For one of ordinary skill in the art Speech, can understand concrete meaning of the above-mentioned term in the utility model as the case may be.

Dust catcher 100 below with reference to Fig. 1-Figure 11 descriptions according to the utility model embodiment.

As Figure 1-Figure 11, included according to the dust catcher 100 of the utility model embodiment：Housing 1 and motor sub-assembly.

Housing 1 includes upper shell 11 and lower house 12, and the lid of upper shell 11 is located on lower house 12 and limits installation jointly Chamber, motor sub-assembly are located in installation cavity, and at least one in motor sub-assembly and upper shell 11 and lower house 12 passes through buckle knot Structure is connected, that is to say, that motor sub-assembly only can be connected between upper shell 11 by buckle structure, or motor sub-assembly only with Be connected between lower house 12 by buckle structure, then or motor sub-assembly and upper shell 11 between, motor sub-assembly and lower house 12 Between be connected by buckle structure.

According to the dust catcher 100 of the utility model embodiment, by making in motor sub-assembly and upper shell 11 and lower house 12 It is at least one be connected by buckle structure so that the assembling between motor sub-assembly and housing 1 is simpler, conveniently, and Assembly reliability is high.

In some embodiments of the utility model, it is connected between motor sub-assembly and upper shell 11 by buckle structure, horse The first buckle 101 is provided with up to one of them in component and upper shell 11, on another in motor sub-assembly and upper shell 11 Provided with the first neck 102 being adapted with the first buckle 101.Specifically, the first buckle 101 can be located on motor sub-assembly, First neck 102 is located on upper shell 11；Or first buckle 101 be located on upper shell 11, the first neck 102 is located at groups of motors On part, by the way that the first buckle 101 is caught in the first neck 102, you can motor sub-assembly and upper shell 11 are assembled together, horse It is more convenient up to the assembling between component and upper shell 11, and efficiency of assembling and assembly reliability are high.

In some embodiments of the utility model, it is connected between motor sub-assembly and lower house 12 also by buckle structure, One of them in motor sub-assembly and lower house 12 is provided with the second buckle 301, another in motor sub-assembly and lower house 12 It is provided with the second neck 302 being adapted with the second buckle 301.Specifically, the second buckle 301 can be located at motor sub-assembly On, the second neck 302 is located on lower house 12；Or second buckle 301 be located on lower house 12, the second neck 302 is located at horse Up on component, by the way that the second buckle 301 is caught in the second neck 302, you can motor sub-assembly and lower house 12 are assembled one Rise, the assembling between motor sub-assembly and lower house 12 is more convenient, and efficiency of assembling and assembly reliability are high.

In some embodiments of the utility model, motor sub-assembly includes motor body and motor cover, is limited in motor cover Go out the accommodating chamber for accommodating motor body, motor cover includes the motor front shroud and motor back cover 2 being connected with each other, on motor front shroud Provided with air inlet, motor back cover 2 is provided with air outlet 212.

Further, the first blowing mouth 222 is additionally provided with motor back cover 2, the motor sub-assembly of dust catcher 100 also has blowing Function, so that the purposes of dust catcher 100 is more extensive, the clean air after dedusting can be blown by the first blowing mouth 222 Go out, realize blowing function, user can be brushed by the wind landing that the first blowing mouth 222 is blown out position not easy to clean (such as On flowers and plants, keyboard it is first-class) dust, the dust blown off is then subjected to dust suction with scrubbing brush again, to lift cleaning effect.

As shown in Fig. 2-Fig. 4, motor back cover 2 includes the first plate 21 and the second plate 22, air outlet 212 are formed in the first plate On 21, the edge of the first plate 21 is provided with the first frame 211 for protruding from the first plate 21 backward, and the first buckle 101 is located at the first side On the roof of frame 211 and upwardly extend, the second buckle 301 is located on the bottom wall of the first frame 211 and extended downwardly, the first blowing Mouth 222 is formed on the second plate 22, and the second plate 22 is connected with the first plate 21 and the second plate 22 surrounds at least one of the first plate 21 Set up separately and put, the edge of the second plate 22 is provided with the second frame 221 for protruding from the second plate 22 forward, the second frame 221 with before motor Cover is connected.Motor back cover 2 realizes the connection between the housing of dust catcher 100 1 by the first frame 211, passes through the second frame 221 realize and motor front shroud between connection, motor back cover 2 is reasonable in design, motor back cover 2 and housing 1 and motor before Connection between cover is not in interference, and assembling is more convenient.

Alternatively, the first buckle 101 and the second buckle 301 may each comprise multiple, such as shown in Fig. 3-Fig. 4, first Buckle 101 includes two, and length direction interval of two the first buckles 101 along the first frame 211 is located at the first frame 211 On roof, the second buckle 301 also includes two, and length direction interval of two the second buckles 301 along the first frame 211 is located at the On the bottom wall of one frame 211, by set multiple first buckles 101 and multiple second buckles 301 can motor sub-assembly and Connection between housing 1 is more reliable and more stable, so as to improve the reliability that dust catcher 100 integrally assembles.

Further, as shown in figs. 2 and 4, the second plate 22 has the rearwardly projecting first protrusion position 501, and first is convex Going out the bottom that position 501 is located at the first plate 21, the rear surface of the first protrusion position 501 is concordant with the back edge of the first frame 211, and first The bottom surface of protrusion position 501 is concordant with the lower edge of the second plate 22, and the first blowing mouth 222 is located on the first protrusion position 501, lower house 12 are provided with the second outstanding protrusion position 502, and the holding tank of interior open is limited in the second protrusion position 502, is held The wall of groove received is provided with the second blowing mouth 122, and at least a portion of the first protrusion position 501 is contained in holding tank, and first blows The face of 222 and second blowing mouth of air port 122, the clean air after dedusting pass sequentially through the first blowing mouth 222 and the second blowing Mouth 122 is blown out.By setting the first protrusion position 501, and the bottom surface of the first protrusion position 501 is concordant with the lower edge of the second plate 22, The entirety of first protrusion 501 pairs of position motor back cover 2 can play a part of support, so that motor sub-assembly is in installation cavity Installation is more steady, while lower house 12 is provided with and is used for the second protrusion position 502 for accommodating the first protrusion position 501, the first protrusion Mutual cooperation between the protrusion position 502 of position 501 and second can play spacing effect, and limitation motor sub-assembly is in the longitudinal direction Displacement, improve the reliability of the assembling between motor sub-assembly and housing 1.

In some embodiments of the utility model, it is connected between upper shell 11 and motor sub-assembly by fastener, specifically Ground, upper shell 11 are provided with the first positioning hole 201, and motor sub-assembly is provided with the first locating dowel 202, such as institute in Fig. 3 and Figure 11 To show, the first locating dowel 202 is located on the roof of the first frame 211, and between two the first buckles 101, the first locating dowel The internal thread coordinated with fastener 700 is provided with 202, fastener 700 coordinates in the first locating dowel after passing through the first positioning hole 201 In 202, fastener 700 can be screw, screw etc., be connected between upper shell 11 and motor sub-assembly by fastener 700, can be with The connection further reinforced between upper shell 11 and motor sub-assembly, improve the reliability that dust catcher 100 assembles.

Further, as shown in figure 9, being connected between lower house 12 and motor sub-assembly by fastener, specifically, the first side The bottom wall of frame 211 is provided with the second positioning hole 401, and lower house 12 is provided with the second locating dowel 402, set in the second locating dowel 402 There are the internal thread coordinated with fastener 700, fastener 700 to coordinate after passing through the second positioning hole 401 in the second locating dowel 402, Fastener 700 can be screw, screw etc., be connected between lower house 12 and motor sub-assembly by fastener 700, can be further The connection reinforced between lower house 12 and motor sub-assembly, improve the reliability that dust catcher 100 assembles.

In a specific embodiment of the present utility model, as shown in Figure 4, the bottom wall of the first frame 211 be provided with to The first groove 2111 and the second groove 2112 of lower recess, the length direction of the first groove 2111 and the second groove 2112 along bottom wall It is disposed adjacent to each other, the second buckle 301 is located on the bottom wall of the first groove 2111, and the second positioning hole 401 is located at the second groove On 2112 bottom wall, the production and processing of motor back cover 2 is more convenient, and the assembling between motor sub-assembly and lower house 12 is more square Just, the reliability of assembling is higher.

Further, as shwon in Figures 5 and 6, lower house 12 is provided with the fitting recess 121 that top is opened wide, the second positioning Post 402 is located on the bottom wall of fitting recess 121 and upwardly extended, and the second locating dowel 402 and fitting recess 121 limit the second card jointly Groove 302, the assembling structure between lower house 12 and motor sub-assembly is simple, convenient to manufacture.

In some embodiments of the utility model, it is connected between upper shell 11 and lower house 12 by fastener, so The reliability that dust catcher 100 integrally assembles can further be improved.Alternatively, fastener 700 can be screw or screw etc..

In some embodiments of the utility model, as shown in fig. 1, air-out board component 3 is provided with air outlet 212, is gone out Aerofoil component 3 is fastened on motor back cover 2 by buckle structure, the bottom of the first groove 2111 on the bottom wall of the first frame 211 Wall is provided with slot 602, and air-out board component 3 is provided with pin 601, and pin 601 is rotationally plugged in slot 602, pacified When taking on aerofoil component 3, first pin 601 can be plugged in slot 602, air-out board component 3 then be rotated, by exhausting plate Component 3 is fastened on motor back cover 2, and installation operation is simple and convenient.

In a specific embodiment of the present utility model, as shown in Fig. 1-Figure 11, dust catcher 100 includes housing 1, horse Up to component and air-out board component 3.Housing 1 includes upper shell 11 and lower house 12, and the lid of upper shell 11 is located on lower house 12 and is total to With installation cavity is limited, motor sub-assembly is located in installation cavity, and motor sub-assembly includes motor body and motor cover, is limited in motor cover Go out the accommodating chamber for accommodating motor body, motor cover includes the motor front shroud and motor back cover 2 being connected with each other, on motor front shroud Provided with air inlet, motor back cover 2 is provided with the blowing mouth 222 of air outlet 212 and first.

Motor back cover 2 includes the first plate 21 and the second plate 22, and air outlet 212 is formed on the first plate 21, the first plate 21 Edge is provided with the first frame 211 for protruding from the first plate 21 backward, and the roof of the first frame 211 is spaced provided with two First buckle 101, and the first locating dowel 202 is additionally provided between two the first buckles 101, the bottom wall of the first frame 211 is provided with To the first groove 2111 and the second groove 2112 of lower recess, the length of the first groove 2111 and the second groove 2112 along bottom wall Direction is disposed adjacent to each other, and the bottom wall of the first groove 2111 is provided with the second buckle 301 and slot 602, the second groove 2112 Bottom wall is provided with the second positioning hole 401, and the first blowing mouth 222 is formed on the second plate 22, and the second plate 22 is connected with the first plate 21 And second plate 22 set around at least a portion of the first plate 21, the edge of the second plate 22 is provided with and protrudes from the second plate 22 forward The second frame 221, the second frame 221 is connected with motor front shroud, and the second plate 22 also has the rearwardly projecting first protrusion position 501, the first protrusion position 501 is located at the bottom of the first plate 21, the rear surface and the back of the first frame 211 of the first protrusion position 501 Edge is concordant, and the bottom surface of the first protrusion position 501 is concordant with the lower edge of the second plate 22, and the first blowing mouth 222 is located at the first protrusion position On 501.

Lower house 12 is provided with the second outstanding protrusion position 502, and interior open is limited in the second protrusion position 502 Holding tank, the wall of holding tank are provided with the second blowing mouth 122, and at least a portion of the first protrusion position 501 is contained in holding tank, And first blowing mouth 222 and the face of the second blowing mouth 122.Upper shell 11 is provided with the first card being adapted with the first buckle 101 Groove 102, and first positioning hole 201 relative with the first locating dowel 202 is additionally provided with upper shell 11, lower house 12 is provided with top Unlimited fitting recess 121, the bottom wall of fitting recess 121 are provided with the second locating dowel 402, and the second locating dowel 402 and fitting recess 121 are common With the second neck 302 being adapted with the second buckle 301 is limited, air-out board component 3 is located at air outlet 212, exhausting plate group The bottom wall of part 3 is provided with the pin 601 being adapted with slot 602.The assembling of above-mentioned dust catcher 100 is described below with reference to Fig. 1-Figure 11 Process：

(1) motor sub-assembly is put into lower house 12, and the first protrusion position 501 on motor sub-assembly is pushed into lower house The second of 12 is protruded in position 502, the second neck 302 for then inserting the second buckle 301 on motor sub-assembly on lower house 12 It is interior, while the second positioning hole 401 on motor sub-assembly is relative with the second locating dowel 402 on lower house 12, completes motor sub-assembly Preliminary fixation between lower house 12.

(2) fastener 700 (such as screw) is positioned in the second locating dowel 402 (such as Fig. 9 institutes through the second positioning hole 401 Show), complete the further fixation between motor sub-assembly and lower house 12.

(3) in the first neck 102 on the first buckle 101 insertion upper shell 11 on motor sub-assembly, while motor sub-assembly On the first locating dowel 202 it is relative with the first positioning hole 201 on upper shell 11, complete between motor sub-assembly and upper shell 11 Preliminary fixation.

(4) fastener 700 (such as screw) is positioned at (such as Figure 11 in the first locating dowel 202 through the first positioning hole 201 It is shown), complete the further fixation between motor sub-assembly and upper shell 11.

(5) upper shell 11 and lower house 12 are fixed together using fastener 700, it is whole further reinforces dust catcher 100 The assembling of body.

(6) pin 601 of air-out board component 3 is inserted into slot 602 (as shown in Figure 9), then rotates air-out board component 3, finally air-out board component 3 is fastened on motor back cover 2, completes the assembling of dust catcher 100.

In the present embodiment, dust catcher 100 has advantages below：

1) by being provided with the first buckle 101 and the second buckle 301 on motor sub-assembly, upper shell 11 is provided with and the first card The first neck 102 that button 101 is adapted, lower house 12 are provided with the second neck 302 being adapted with the second buckle 301, passed through First buckle 101 and the second buckle 301 are respectively clamped into the first neck 102 and the second neck 302, you can realize motor sub-assembly Assembling between upper shell 11 and lower house 12, simply, conveniently, efficiency of assembling and reliability are high for assembly manipulation.

2) by using fastener 700 by between upper shell 11 and motor sub-assembly, and lower house 12 and motor sub-assembly it Between further connected, can make it that connection between motor sub-assembly and housing 1 is more stable and reliable, pass through buckle structure With the combination of 700 two kinds of assembly methods of fastener, ensure the reliability assembled between motor sub-assembly and housing 1, and can keep away Exempt to use excessive fastener 700, assembling is simply, conveniently.

3) by forming the first protrusion position 501 on motor sub-assembly, formed with for accommodating the first protrusion on lower house 12 Second protrusion position 502 of position 501, the cooperation that the first protrusion position 501 and second is protruded between position 502 can limit motor sub-assembly and exist Displacement on fore-and-aft direction, the cooperation between the second locating dowel 402 and the second positioning hole 401 can limit motor sub-assembly upper and lower Displacement on direction, displacement of the motor sub-assembly on upper and lower fore-and-aft direction are limited, positioning of the motor sub-assembly in installation cavity More stable, the connection between motor sub-assembly and housing 1 is relatively reliable.

4) by setting slot 602 on motor sub-assembly, pin 601 is set on air-out board component 3, and by pin 601 It is rotatably arranged in slot 602, air-out board component 3 can rotate around motor sub-assembly, the installation and removal of air-out board component 3 Operation is more convenient.

5) by the way that the second buckle 301 and slot 602 are formed on the first groove 2111, the second positioning hole 401 is formed On two grooves 2112, the first groove 2111 and the second groove 2112 are arranged in close proximity to each other, such second buckle 301, the and of slot 602 Second positioning hole 401 is brought together, and facilitates the production and installation of dust catcher 100.In addition, the second locating dowel 402 is located at dress In slot allocation 121, the second locating dowel 402 and fitting recess 121 limit the second neck 302 jointly, and lower house 12 is simple in construction, convenient Manufacture, so as to reduce manufacturing cost.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe Structure, material or feature are contained at least one embodiment or example of the present utility model.In this manual, to above-mentioned art The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or Person's feature can combine in an appropriate manner in any one or more embodiments or example.

While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that： These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced And modification, the scope of the utility model are limited by claim and its equivalent.

Claims

A kind of 1. dust catcher, it is characterised in that including：

Housing, the housing include upper shell and lower house, and the upper case cover is located on the lower house and limited jointly Installation cavity；

Motor sub-assembly, the motor sub-assembly are located in the installation cavity, and the motor sub-assembly and the upper shell and it is described under At least one in housing is connected by buckle structure.
2. dust catcher according to claim 1, it is characterised in that wherein one in the motor sub-assembly and the upper shell It is individual to be provided with the first buckle；

Another in the motor sub-assembly and the upper shell is provided with the first neck being adapted with first buckle.
3. dust catcher according to claim 2, it is characterised in that wherein one in the motor sub-assembly and the lower house It is individual to be provided with the second buckle；

Another in the motor sub-assembly and the lower house is provided with the second neck being adapted with second buckle.
4. dust catcher according to claim 3, it is characterised in that the motor sub-assembly includes：

Motor body；

Motor cover, the accommodating chamber for accommodating the motor body is limited in the motor cover, and the motor cover is included each other Connected motor front shroud and motor back cover, the motor front shroud are provided with air inlet, and the motor back cover is provided with air outlet.
5. dust catcher according to claim 4, it is characterised in that the first blowing mouth, institute are additionally provided with the motor back cover Stating motor back cover includes：

First plate, the air outlet are formed on first plate, and the edge of first plate is provided with protrudes from described the backward First frame of one plate, first buckle are located on the roof of first frame and upwardly extended, and second buckle is set On the bottom wall of first frame and extend downwardly；

Second plate, first blowing mouth are formed on second plate, and second plate is connected and described with first plate Second plate is set around at least a portion of first plate, and the edge of second plate, which is provided with, protrudes from forward second plate The second frame, second frame is connected with the motor front shroud.
6. dust catcher according to claim 5, it is characterised in that second plate has rearwardly projecting first protrusion Position, the first protrusion position are located at the bottom of first plate, the rear surface of the first protrusion position and first frame Back edge is concordant, and the bottom surface of the first protrusion position is concordant with the lower edge of second plate, and first blowing mouth is located at institute State on the first protrusion position,

The lower house is provided with the second outstanding protrusion position, and the receiving of interior open is limited in the second protrusion position Groove, the wall of the holding tank are provided with the second blowing mouth, and at least a portion of the first protrusion position is contained in the holding tank It is interior, and first blowing mouth and the second blowing mouth face.
7. dust catcher according to claim 1, it is characterised in that by tight between the upper shell and the motor sub-assembly Firmware is connected, and the upper shell is provided with the first positioning hole, and the motor sub-assembly is provided with the first locating dowel, first positioning The internal thread with the appended claims is provided with post, the fastener coordinates described first after passing through first positioning hole In locating dowel.
8. dust catcher according to claim 5, it is characterised in that by tight between the lower house and the motor sub-assembly Firmware is connected, and the bottom wall of first frame is provided with the second positioning hole, and the lower house is provided with the second locating dowel, and described The internal thread with the appended claims is provided with two locating dowels, the fastener coordinates in institute after passing through second positioning hole State in the second locating dowel.
9. dust catcher according to claim 8, it is characterised in that the bottom wall of first frame is provided with to lower recess First groove and the second groove, the length direction of first groove and second groove along the bottom wall are set adjacent to each other Put, second buckle is located on the bottom wall of first groove, and second positioning hole is located on the bottom wall of the second groove.
10. dust catcher according to claim 8 or claim 9, it is characterised in that the lower house is provided with the assembling that top is opened wide Groove, second locating dowel are located on the bottom wall of the fitting recess and upwardly extended, second locating dowel and the fitting recess Second neck is limited jointly.
11. dust catcher according to claim 1, it is characterised in that by tight between the upper shell and the lower house Firmware is connected.