CN214856362U - Dust collector main machine and dust collector - Google Patents

Abstract

The utility model discloses a dust catcher host computer and dust catcher. The main machine of the dust collector comprises a machine shell and a dust collector body assembled in the machine shell; the dust collector body comprises a dust collector motor with an air suction opening and an air exhaust opening, a lower housing, an upper housing fixed on the lower housing, a battery assembly, a sealing rubber gasket, a lower bracket and a flow guide bracket fixed on the lower bracket; the upper side surface and the lower side surface of the upper housing are respectively provided with a battery accommodating groove and a machine body groove, the battery assembly is fixed in the battery accommodating groove, and the dust collector motor is arranged in the machine body groove; the lower bracket is fixedly connected with the lower housing to enable the diversion bracket to compress the sealing rubber mat on the lower side surface of the dust collector body, so that the air suction inlet is communicated with the air inlet groove through the air inlet through hole and the diversion through hole in sequence. The utility model has the advantages of smooth and easy, the noise is little, compact structure and convenient assembly of air current.

Description

Dust collector main machine and dust collector

Technical Field

The utility model belongs to the technical field of clean electrical apparatus technique and specifically relates to a dust catcher host computer and dust catcher is related to.

Background

This section merely provides background information related to the present application so as to enable those skilled in the art to more fully and accurately understand the present application, which is not necessarily prior art.

The noise of the dust collector is always a problem which is difficult to solve in the industry and is one of the pain points which are very concerned by consumers. The dust collector filters and separates dust and air in the dust cup through the inside of the dust collector and then discharges the air out of the dust collector through the air outlet.

The unreasonable internal structure layout of the existing straight cylinder type dust collector main machine structure leads to large motor vibration and insufficient suction. Moreover, because the diameter of the main machine shell is not very large and is higher, the components such as a battery, a circuit board and the like are complex to install when the main machine shell is assembled with the motor, blind assembly is often caused due to insufficient light, the main machine part of the dust collector is more time-consuming to assemble, and assembly errors are easy to generate. Furthermore, the conventional straight cylinder type dust collector sometimes has poor reliability due to the fact that internal parts are not firmly fixed, and the working noise generated by using the dust collector is very large.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a dust catcher host computer and dust catcher, the dust catcher host computer has that the air current is smooth and easy, the noise is little, compact structure and the convenient advantage of assembling.

The utility model discloses a main machine of a dust collector, which comprises a machine shell and a dust collector body assembled in the machine shell; the vacuum cleaner body comprises a vacuum cleaner motor with an air suction opening and an air exhaust opening, a lower housing, an upper housing fixed on the lower housing, a battery assembly, a sealing rubber gasket, a lower bracket and a flow guide bracket fixed on the lower bracket; the upper side surface and the lower side surface of the upper housing are respectively provided with a battery accommodating groove and a machine body groove, the battery assembly is fixed in the battery accommodating groove, and the dust collector motor is arranged in the machine body groove; the sealed cushion includes sealed body and establishes on sealed body with inlet scoop assorted air inlet through-hole, the water conservancy diversion support include annular water conservancy diversion body with establish in water conservancy diversion body middle part and with air inlet through-hole assorted water conservancy diversion through-hole, the lower carriage have with the lower terminal assorted inlet chute of water conservancy diversion through-hole, make the water conservancy diversion support compress tightly sealed cushion at the downside of dust catcher body by lower carriage and lower housing are fixed to link to each other, so that the inlet scoop loops through air inlet through-hole, water conservancy diversion through-hole and inlet chute intercommunication set up.

In a preferred embodiment, the battery assembly specifically comprises an upper mounting frame, a lower mounting frame, a plurality of rechargeable batteries limited between the upper mounting frame and the lower mounting frame, and a circuit board fixed on the top of the upper mounting frame, and the upper mounting frame is fixedly connected with the upper cover shell; the overall appearance of the lower mounting frame is C-shaped, and the machine body groove upwards penetrates through the lower mounting frame to enable the dust collector motor to be located in the middle of the rechargeable batteries.

In a preferred embodiment, a clearance gap is formed in the body groove at a position corresponding to the air outlet, the clearance gap is communicated with the air outlet, and partition plates are respectively arranged at two sides of the clearance gap to separate the air outlet from the battery accommodating groove.

In a preferred embodiment, two sides of the clearance gap are respectively provided with an air deflector which is an arc-shaped plate, and a wind shield is arranged above the clearance gap.

In a preferred embodiment, the lower side surface of the diversion body is a diversion inclined surface, so that the diversion through holes are gradually enlarged from top to bottom along the diversion inclined surface.

In a preferred embodiment, the guide body is provided with a first supporting ring and a second supporting ring which are respectively arranged at the inner ring and the outer ring and are protruded upwards, the first supporting ring is supported at the junction of the air inlet through hole and the sealing body so as to enable the air inlet through hole and the air suction opening to be connected in a sealing mode, and the second supporting ring is supported at the lower side face of the sealing body so as to enable the sealing body to be connected with the lower side face of the dust collector motor in a sealing mode.

In a preferred embodiment, the casing comprises a casing body with an exhaust grid and a cover which is detachably covered on the upper end surface of the casing body, and the air outlet of the motor of the dust collector is arranged opposite to the exhaust grid.

In a preferred embodiment, the inner side wall of the machine shell body is provided with a mounting boss with a screw hole; a mounting concave part is arranged on the side surface of the upper housing, and a mounting stud is arranged in the mounting concave part; when the dust collector body is assembled in the shell body, the mounting concave part is matched and connected with the mounting boss and fixedly connected with the mounting stud through a screw passing through the screw hole by a screw.

In a preferred embodiment, the inner side wall of the casing body is provided with a limiting hole, the outer side surface of the lower cover shell is provided with an outer buckle, and the outer buckle is buckled into the limiting hole to fixedly connect the dust collector body and the casing body.

The utility model discloses still disclose a dust catcher, include the dust catcher host computer.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a dust catcher host computer to the dust catcher motor is central, and the motor housing is established to the cover on the dust catcher motor, fixed battery pack on the motor housing, sets gradually sealed cushion, water conservancy diversion support and lower carriage below the dust catcher motor, by lower carriage and motor housing fixed connection, thereby dust catcher body equipment is as an organic whole, is convenient for further reduce the number of times of blind dress in the installation to the casing when this is internal with the dust catcher body assembly, is favorable to having promoted the efficiency of assembly. Therefore, the utility model discloses a dust catcher host computer has overall structure and compacts and assembles easy operation's characteristics.

The utility model discloses a dust catcher host computer increases sealed cushion and water conservancy diversion support at the inlet scoop of dust catcher motor, and the water conservancy diversion support separates the inlet scoop with the air inlet duct of lower carriage, has extended the inlet duct of lower carriage to the length of inlet channel between the inlet scoop of dust catcher motor objectively for the space that inlet channel holds the air current is bigger, thereby makes to admit air more smoothly and increases the intake. Therefore, the utility model discloses can promote the smooth and easy degree that the interior air current of inlet channel flows, increase the intake of dust catcher motor is favorable to improving the suction of dust catcher and improving the dust absorption ability of dust catcher. Furthermore, the utility model discloses not only can utilize self elasticity of sealed cushion to reduce the vibration that the dust catcher motor produced in order to reduce the noise that the dust catcher produced in the use, sealed cushion has also ensured simultaneously that the inlet channel sealing performance between inlet scoop to the inlet scoop of dust catcher motor of lower carriage is reliable to the suction that has promoted the dust catcher makes the dust removal effect of dust catcher more excellent. Therefore, the dust collector adopting the dust collector body disclosed by the utility model has the main advantages of compact integral structure, easy assembly, large suction force, good dust collection effect and low dust collection noise.

Drawings

Fig. 1 is an exploded view of a main body of a vacuum cleaner.

Fig. 2 is a schematic view of an assembly structure of a cleaner body and a casing.

Fig. 3 is an exploded view of the housing.

Fig. 4A and 4B are schematic structural views of the upper and lower sides of the lower casing, respectively.

Fig. 5A and 5B are schematic structural views of the upper and lower sides of the upper casing, respectively.

Fig. 6 is a schematic view of a half-section structure of the sealing rubber gasket.

Fig. 7A and 7B are schematic perspective and internal structures of the guide bracket, respectively.

Fig. 8 is a structural schematic view of the lower bracket.

Fig. 9 is a partially exploded view of the battery module.

Fig. 10 is a schematic perspective exploded view of a battery module.

Fig. 11 is a schematic view of the internal structure of the cleaner main body.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As shown in fig. 1 to 11, the present invention discloses a main body of a vacuum cleaner, which comprises a housing 9 and a vacuum cleaner body 100 assembled in the housing 9. The cabinet 9 includes a cabinet body 91 having an exhaust grill 911 and a cover 92 detachably covering an upper end surface of the cabinet body 91.

The vacuum cleaner body 100 comprises a vacuum cleaner motor 3 with an air suction opening 322 and an air exhaust opening (specifically, the vacuum cleaner motor 3 comprises a motor 31 and a fan 32 connected with the lower end of the motor 31, the air suction opening 322 is arranged at the lower side surface of the fan 32, the air exhaust opening is arranged at the upper side surface of the fan 32), a motor housing sleeved on the vacuum cleaner motor 3, a battery component 7 fixed on the motor housing, a sealing rubber gasket 4 abutted against the lower side surface of the vacuum cleaner motor 3 through a diversion bracket 5, and a lower bracket 6 for supporting the diversion bracket 5; the sealing rubber gasket 4 comprises a sealing body and an air inlet through hole 40 which is arranged on the sealing body and is matched with the air suction opening 322; the guide bracket 5 comprises a circular guide body 51 and a guide through hole 501 which is arranged in the middle of the guide body 51 and is matched with the air inlet through hole 40; the lower bracket 6 is provided with an air inlet groove 60 matched with the lower tail end of the diversion through hole 501, the diversion bracket 5 is fixedly connected with the motor housing by the lower bracket 6 to tightly press the sealing rubber gasket 4 on the lower side surface of the dust collector body 100, so that the air suction inlet 322 of the dust collector motor 3 is communicated with the air inlet groove 60 of the lower bracket 6 through the air inlet through hole 40 and the diversion through hole 501 in sequence to form an air inlet channel.

The utility model discloses a dust catcher body 100 to dust catcher motor 3 is the center, and the motor housing is established to the cover on dust catcher motor 3, fixes battery pack 7 on the motor housing, sets gradually sealed cushion 4, water conservancy diversion support 5 and lower carriage 6 in dust catcher motor 3 below, by lower carriage 6 and motor housing fixed connection, thereby dust catcher body 100 equipment is as an organic whole, is convenient for further assemble dust catcher body 100 to casing body 91 in. Therefore, the vacuum cleaner body 100 of the present invention has the features of compact overall structure and simple assembly operation.

The utility model discloses a dust catcher body 100 increases sealed cushion 4 and water conservancy diversion support 5 at dust catcher motor 3's inlet scoop 322, water conservancy diversion support 5 separates dust catcher motor 3's inlet scoop 322 and lower carriage 6's inlet chute 60, objectively extended inlet chute 60 of lower carriage 6 to the inlet channel's between dust catcher motor 3's inlet scoop 322 length, make the space that inlet channel held the air current bigger, thereby make admit air more smoothly increase the intake. Therefore, the utility model discloses can promote the smooth and easy degree that the interior air current of inlet channel flows, increase dust catcher motor 3's intake is favorable to improving the suction of dust catcher and improving the dust absorption ability of dust catcher. Furthermore, the utility model discloses not only can utilize self elasticity of sealed cushion 4 to reduce the vibration that dust catcher motor 3 produced in order to reduce the noise that the dust catcher produced in the use, sealed cushion 4 has also ensured simultaneously that the inlet channel sealing performance between inlet scoop 60 of lower carriage 6 to inlet scoop 322 of dust catcher motor 3 is reliable to the suction that has promoted the dust catcher makes the dust removal effect of dust catcher more excellent. Therefore, the vacuum cleaner using the vacuum cleaner body 100 of the present invention has the main advantages of large suction force, good dust suction effect and low dust suction noise.

As shown in fig. 6, 7A, 7B and 10, the lower surface of the diversion body 51 is a diversion inclined surface 515, so that the diversion through hole 501 gradually increases in space from top to bottom along the diversion inclined surface 515. The diversion bracket 5 is provided with the diversion inclined plane 515 so that the diversion through hole 501 gradually becomes larger along the top-down space of the diversion inclined plane 515, the air suction area of the air suction opening 322 of the dust collector motor 3 is increased by adopting the diversion through hole 501 with a size larger than that of the air suction opening 322, the air inlet amount is increased, the air flow is guided to the air suction opening 322 through the diversion inclined plane 515, and the air inlet can be further smooth.

The inner ring of the diversion body 51 is provided with a first supporting ring 511 which is arranged in an upward protruding manner; the air inlet through hole 40 of the sealing rubber gasket 4 is arranged by extending downwards from the sealing body, and an inverted L-shaped sealing end part 42 is formed at the junction of the air inlet through hole 40 and the sealing body; the first support ring 511 is supported on the sealing end 42 of the sealing rubber cushion 4, so that the air inlet through hole 40 is connected with the air suction opening 322 of the dust collector motor 3 in a sealing manner, the air inlet channel is sealed at the first stage through the sealing rubber cushion 4, and the flow guide through hole 501 is communicated with the air suction opening 322 of the dust collector motor 3 through the air inlet through hole 40. The outer ring of the diversion body 51 is provided with a second support ring 512 protruding upwards, the second support ring 512 is supported on the lower side surface of the sealing body, so that the sealing body is pressed on the lower side surface of the fan 32, and a second-stage sealing is formed on the air inlet channel through the sealing rubber mat 4. The peripheral side edge of the sealing body of the sealing rubber gasket 4 extends upwards to form a sealing flange 41, and the sealing flange 41 is pressed between the side wall of the lower housing 2 and the fan 32 by adopting a side surface to seal, so that a third-stage seal is formed on the air inlet channel through the sealing rubber gasket 4. Therefore, the three-stage sealing is adopted for the air inlet channel to ensure the sealing reliability, so that the sucked air flow cannot leak, the smooth flow of the air flow can be ensured, and the dust collector is ensured to have stable and reliable suction force to ensure the dust collection effect.

See, in particular, fig. 7B and 8. A fixing part 52 is arranged on the outer side surface of the flow guide body 51, and a fixing hole 521 is arranged on the fixing part 52; the lower bracket 6 is provided with a bracket fixing post 61, and a screw passes through the fixing hole 521 to be screwed on the bracket fixing post 61 so as to fix the guide bracket 5 on the lower bracket 6, so that the guide bracket 5 is prevented from moving, and the guide bracket 5 is ensured to stably and reliably support the sealing rubber pad 4. In order to further improve the structural firmness of the guide support 5 fixed on the lower support 6, the bottom end surface of the guide body 51 is provided with a limiting groove 513, a limiting ring 68 is convexly arranged on the lower support 6 around the air inlet groove 60, and the limiting ring 68 is inserted into the limiting groove 513 to realize clamping limiting, so that the guide support 5 cannot move relative to the lower support 6.

As shown in particular in fig. 8. Two grooves with different sizes are symmetrically distributed on the side surface of the lower bracket 6 as lower limiting grooves 66, so that the main machine of the dust collector can be conveniently positioned when being arranged in the shell of the dust collector. At the side of lower carriage 6, the equipartition has 3 the dirt cup fixed block 65 of equidimension, and the dirt cup subassembly of being convenient for passes through dirt cup fixed block 65 detachable and installs to the below at lower carriage 6, makes the suction that dust catcher motor 3 produced filter the inspiratory air current through the dirt cup subassembly earlier and realizes the dirt air separation in order to realize that the dust absorption is clean.

Particularly, as shown in fig. 4A, 4B, 5A and 5B, the motor housing is composed of a lower housing 2 and an upper housing 1 fixed on the top end of the lower housing 2, the motor housing is sleeved on the motor 3 of the dust collector, the lower bracket 6 is positioned below the motor 3 of the dust collector, and the dust collector air duct is assembled into a whole by fixedly connecting the lower bracket 6 and the motor housing.

The lower housing 2 has a fan accommodating groove with a downward opening, a circular groove 25 is arranged in the middle of the fan accommodating groove, an air outlet 29 corresponding to the air suction opening 322 of the dust collector motor 3 is arranged on the lower housing 2, and the air outlet is fan-shaped and is just opposite to the exhaust grid 911 of the housing body 91. The circumferential direction distributes has the backup pad 27 of a plurality of L shapes in the fan holding tank, and the backup pad 27 has the support terminal surface 271 that the lower arch set up, by each support terminal surface 271 with the fan 32 contact with let dust catcher motor 3 can be more firm fix between motor housing and lower carriage 6, prevent that dust catcher motor 3 can take place to beat and produce great noise.

The lower side surface of the upper housing 1 is provided with a machine body groove 11 for accommodating the motor 32, and the machine body groove 11 is annular in the center of the upper housing 1, so that the motor 32 part of the dust collector motor 3 can be conveniently placed. Go up housing 1 and lower housing 2 fixed linking to each other, the last end of motor 31 is passed the back from circular slot 25 and is restricted in organism groove 11, and fan 32 holds in the fan holding tank of lower housing 2.

A clearance gap 12 is arranged at the position of the machine body groove 11 corresponding to the air outlet 29, and the clearance gap 12 is communicated with the air outlet 29; two sides of the clearance gap 12 are respectively provided with an air deflector 15, the air deflectors 15 are arc-shaped plates, and air flow discharged from the air outlet 29 is guided to the exhaust grid 911 of the casing body 91 through the air deflectors 15 so as to ensure smooth exhaust of the dust collector motor 3. The wind deflector 16 arranged above the clearance gap 12 is used for blocking, the wind deflector 16 is a flat plate, the work of the battery assembly 7 can be prevented from being influenced by the upward flowing of the airflow discharged from the air outlet 29, and the airflow discharged from the air outlet 29 can rapidly flow to the exhaust grid 911 of the case body 91 through the combined action of the wind deflector 16 and the two wind deflectors 15.

A plurality of upper fixing columns 13 are arranged on the upper housing 1, a plurality of lower fixing columns 28 are correspondingly arranged on the lower housing 2, and screws penetrate through the upper fixing columns 13 and the lower fixing columns 28 to fix the upper housing 1, the lower housing 2 and the motor together. At least 2 fixing rings 23 are arranged on the lower housing 2, transverse fixing columns 63 are respectively arranged on the lower support 6 corresponding to each fixing ring 23, and screws penetrate through the fixing rings 23 to be screwed with the transverse fixing columns 63 so that the lower support 6 is fixedly connected with the lower housing 2. Furthermore, a plurality of inner buckles 22 are arranged on the inner side surface of the lower housing 2, fixing buckles 62 are respectively arranged on the periphery of the lower bracket 6 corresponding to the inner buckles 22 in an upward protruding manner, the lower bracket 6 is buckled and connected with the inner buckles 22 through the fixing buckles 62, and the lower bracket 6 and the lower housing 2 are connected in a fixed manner in an auxiliary manner. Moreover, the lower end of the lower housing 2 is provided with a positioning groove 24, the side wall of the lower bracket 6 is provided with a positioning block 67 protruding upwards, when the positioning block 67 is aligned and inserted into the positioning groove 24 in the process of assembling the lower housing 2 and the lower bracket 6, each fixing ring 23 is aligned with one transverse fixing column 63, and each fixing buckle 62 is aligned with one inner buckle 22, so that the motor assembly is conveniently positioned and assembled.

Again as shown in connection with fig. 1, 9-11. The battery assembly 7 specifically includes an upper mounting bracket 71, a lower mounting bracket 72, a plurality of rechargeable batteries 73 limited between the upper mounting bracket 71 and the lower mounting bracket 72, and a circuit board 74 fixed on the top of the upper mounting bracket 71. The upper mounting frame 71 comprises an upper mounting plate 711 and a plurality of upper limiting circular grooves 712 arranged on the lower side surface of the upper mounting plate 711, wherein the plurality of upper limiting circular grooves 712 are arranged in a C shape; the lower mounting bracket 72 includes a lower mounting plate 721 and a plurality of lower limiting circular slots 722 arranged on the upper side surface of the lower mounting plate 712, each lower limiting circular slot 722 corresponds to one upper limiting circular slot 712, and the overall shape of the lower mounting bracket 72 is C-shaped. The upper and lower ends of each rechargeable battery 73 are respectively disposed in the upper and lower limiting circular grooves 712 and 722. In addition, an upper connection column 713 is arranged on the side of the upper mounting plate 711, a lower connection column 723 is arranged on the side of the lower mounting plate 721 corresponding to the upper connection column 713, and the upper mounting rack 71 and the lower mounting rack 72 can be fixedly connected by screwing the upper connection column 713 with the lower connection column 723 through screws.

The upper side surface of the upper housing 1 is provided with a battery accommodating groove 14 for accommodating a battery assembly 7, the top end of the body groove 11 is provided with a tenth fixing column 19, the lower side surface of the upper mounting plate 711 is provided with a ninth fixing column 714, and screws penetrate through the ninth fixing column 714 and the tenth fixing column 19, so that the upper mounting frame 71 of the battery assembly 7 and the upper housing 1 are fixed into a whole.

In addition, the partition plates 17 are respectively arranged on the two sides of the clearance gap 12, and the air outlet 29 is separated from the battery assembly 7 of the battery accommodating groove 14 through the partition plates 17, so that hot air (air flow absorbs heat generated by the work of the dust collector motor 3 after flowing through the dust collector motor 3 and becomes hot air) discharged from the air outlet 29 is isolated from the battery accommodating groove 14, and the hot air is prevented from entering the battery accommodating groove 14 to influence the working performance of the battery assembly 7.

Again as shown in fig. 1-3 and 11. The inside wall of casing body 91 is equipped with installation boss 912 and spacing hole 915, is equipped with screw 913 at the terminal surface of installation boss 912, and the lower terminal surface of casing body 91 is equipped with spacing annular 914. The upper case 1 is provided with a mounting recess 10 on a side surface thereof, and the mounting recess 10 is provided with a mounting stud 18.

During assembly, the cleaner body 100 is inserted into the casing body 91 from the lower end of the casing body 91, so that the mounting concave portion 10 is connected with the mounting boss 912 in a matching manner to ensure that the cleaner body 100 is accurately mounted into the casing body 91, at this time, the lower end of the lower bracket 6 is provided with the convex ring 64 to enter the limiting ring groove 914 of the casing body 91 for limiting, the outer buckle 21 is buckled into the limiting hole 915 of the casing body 91, and then the outer buckle passes through the mounting stud 18 to be screwed with the screw hole 913 by using a screw, so that the mounting of the cleaner body 100 into the casing body 91 is completed.

A plurality of buckle holes 917 are formed in the inner periphery of the top end of the case body 91, a plurality of cover buckles 921 are correspondingly formed in the periphery of the lower side surface of the cover 92, and the cover buckles 921 are buckled into the buckle holes 917 to enable the cover 92 to be assembled to the top end of the case body 91.

In addition, a charging interface 922 is further arranged on the cover 92, and the charging interface 922 is electrically connected with the circuit board 74, so that the vacuum cleaner can charge the rechargeable batteries 73 of the battery assembly 7 through the charging interface 922 and the circuit board 74 in the using process.

The utility model also discloses a dust catcher, have as above the dust catcher host computer.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A main machine of a dust collector comprises a machine shell and a dust collector body assembled in the machine shell; the vacuum cleaner is characterized in that the vacuum cleaner body comprises a vacuum cleaner motor with an air suction opening and an air exhaust opening, a lower housing, an upper housing fixed on the lower housing, a battery component, a sealing rubber gasket, a lower support and a flow guide support fixed on the lower support;

the upper side surface and the lower side surface of the upper housing are respectively provided with a battery accommodating groove and a machine body groove, the battery assembly is fixed in the battery accommodating groove, and the dust collector motor is arranged in the machine body groove;

the sealed cushion includes sealed body and establishes on sealed body with inlet scoop assorted air inlet through-hole, the water conservancy diversion support include annular water conservancy diversion body with establish in water conservancy diversion body middle part and with air inlet through-hole assorted water conservancy diversion through-hole, the lower carriage have with the lower terminal assorted inlet chute of water conservancy diversion through-hole, make the water conservancy diversion support compress tightly sealed cushion at the downside of dust catcher body by lower carriage and lower housing are fixed to link to each other, so that the inlet scoop loops through air inlet through-hole, water conservancy diversion through-hole and inlet chute intercommunication set up.

2. The main vacuum cleaner according to claim 1, wherein the battery assembly comprises an upper mounting frame, a lower mounting frame, a plurality of rechargeable batteries limited between the upper mounting frame and the lower mounting frame, and a circuit board fixed on the top of the upper mounting frame, and the upper mounting frame is fixedly connected with the upper housing; the overall appearance of the lower mounting frame is C-shaped, and the machine body groove upwards penetrates through the lower mounting frame to enable the dust collector motor to be located in the middle of the rechargeable batteries.

3. The vacuum cleaner as claimed in claim 1, wherein a clearance gap is formed in the body groove at a position corresponding to the air outlet, the clearance gap is communicated with the air outlet, and partitions are respectively formed at both sides of the clearance gap to separate the air outlet from the battery accommodating groove.

4. The main unit of vacuum cleaner as claimed in claim 3, wherein two air guiding plates are respectively disposed at two sides of the clearance gap, the air guiding plates are arc-shaped plates, and a wind shielding plate is disposed above the clearance gap.

5. The vacuum cleaner as claimed in claim 1, wherein the lower surface of the guide body is a guide slope, so that the guide through hole is gradually enlarged from top to bottom along the guide slope.

6. The main vacuum cleaner as claimed in claim 1, wherein the deflector body has a first support ring and a second support ring protruding upward at the inner and outer rings, respectively, the first support ring is supported at a junction of the air inlet through hole and the sealing body to enable the air inlet through hole and the air suction opening to be connected in a sealing manner, and the second support ring is supported at a lower side surface of the sealing body to enable the sealing body to be connected in a sealing manner with a lower side surface of the vacuum cleaner motor.

7. The vacuum cleaner as claimed in any one of claims 1 to 6, wherein the casing includes a casing body having an exhaust grill and a cover detachably covering an upper surface of the casing body, and the exhaust outlet of the motor of the vacuum cleaner is disposed to face the exhaust grill.

8. The main body of the cleaner as claimed in claim 7, wherein the inner sidewall of the main body of the housing is provided with a mounting boss having a screw hole; a mounting concave part is arranged on the side surface of the upper housing, and a mounting stud is arranged in the mounting concave part; when the dust collector body is assembled in the shell body, the mounting concave part is matched and connected with the mounting boss and fixedly connected with the mounting stud through a screw passing through the screw hole by a screw.

9. The vacuum cleaner as claimed in claim 7, wherein the inner wall of the main body has a position-limiting hole, and the outer surface of the lower housing has an outer clip, the outer clip being inserted into the position-limiting hole to fixedly connect the main body to the main body.

10. A vacuum cleaner comprising a main body of the vacuum cleaner as claimed in any one of claims 1 to 9.

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