CN211933866U - Integrated shell and dust collector - Google Patents

Abstract

The utility model relates to an integrated shell and dust catcher, dust catcher include the integrated shell, and the integrated shell includes: the shell body is provided with a first cavity and an inlet communicated with the first cavity; the air duct pipe is arranged in the first cavity and connected with the shell body, the air duct pipe is provided with an air inlet and an air outlet, and the air inlet is communicated with the inlet; the hood is connected with the shell body and provided with a second chamber, and the second chamber is communicated with the air outlet; wherein, the shell body, the air duct pipe and the hood are of an integrated structure. In foretell integrated shell, shell body, wind channel pipe and aircraft bonnet are the integrated into one piece structure, and the dismouting process of wind channel pipe, aircraft bonnet and shell body has been avoided to this structure, has avoided increasing seal structure equally and has been used for the clearance between sealed wind channel pipe, aircraft bonnet and the shell body, has effectively reduced the use of part, has reduced the gas leakage risk.

Description

Integrated shell and dust collector

Technical Field

The utility model relates to a dust catcher technical field especially relates to an integrated shell and dust catcher.

Background

At present, in the hand-held type dust catcher trade, the subassembly such as the shell of dust catcher, wind channel spare and motor cover all assembles through the form of equipment, needs the sealing member to seal between each subassembly to avoid gas leakage, and need fix through multiple processes such as screw fastening, buckle lock between each subassembly, the part is many, the process is numerous and diverse.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for an integrated housing and a vacuum cleaner that can reduce the use of parts.

The technical scheme is as follows:

an integrated enclosure, comprising: the shell body is provided with a first cavity and an inlet communicated with the first cavity; the air duct pipe is arranged in the first cavity and connected with the shell body, the air duct pipe is provided with an air inlet and an air outlet, and the air inlet is communicated with the inlet; the hood is connected with the shell body and provided with a second chamber, and the second chamber is communicated with the air outlet; the housing body, the air duct pipe and the hood are of an integrally formed structure.

In foretell integrated shell, the air exhauster is arranged in setting up the second cavity of aircraft bonnet, and shell body, wind channel pipe and aircraft bonnet are integrated into one piece structure, and the dismouting process of wind channel pipe, aircraft bonnet and shell body has been avoided to this structure, has avoided increasing seal structure equally and has been used for the clearance between sealed wind channel pipe, aircraft bonnet and the shell body, has effectively reduced the use of part, has reduced the gas leakage risk.

The technical solution is further explained below:

in one embodiment, the housing body is further provided with a third chamber for mounting a filter mechanism, the third chamber being disposed downstream of the air outlet and upstream of the second chamber.

In one embodiment, the first chamber and the second chamber are arranged along a first direction, and the first chamber and the third chamber are arranged along a third direction perpendicular to the first direction.

In one embodiment, the integrated shell further includes a wind guide body, the wind guide body is disposed in the first chamber, the wind guide body is disposed around the periphery of the air duct pipe, one end of the wind guide body is connected to the air duct pipe in a sealing manner, the other end of the wind guide body is connected to the shell body in a sealing manner, and a first opening is formed in the other end of the wind guide body and is communicated with the third chamber.

In one embodiment, the air guide body, the air duct pipe and the housing body are of an integrally formed structure.

In one embodiment, an air duct is formed between the air guide body and the air duct pipe, and the air duct is located downstream of the third chamber and upstream of the second chamber.

In one embodiment, the integrated casing further includes a limiting body, the limiting body is disposed in the second chamber and connected to the air guide body, the limiting body is provided with a limiting cavity communicated with the second chamber and a second opening communicated with the limiting cavity, the air guide body is provided with a third opening communicated with the air duct, and the third opening is communicated with the second opening.

In one embodiment, the limiting body and the air guide body are of an integrally formed structure.

In one embodiment, the casing body is further provided with an operation port communicated with the first chamber, a fixing portion is arranged on an outer wall of the air guide body and/or an outer wall of the air duct pipe and/or an inner wall of the casing body, and the fixing portion is arranged opposite to the operation port.

In one embodiment, the fixing part comprises a first fixing part disposed on an outer wall of the air duct pipe;

and/or the fixing part comprises a second fixing part and/or a third fixing part arranged on the outer wall of the air guide body;

and/or the fixing part comprises a fourth fixing part and/or a fifth fixing part arranged on the inner wall of the shell body.

In one embodiment, the housing body is further provided with a mounting hole;

and/or the shell body is also provided with a sixth fixing part;

and/or the integrated shell further comprises a handle connected with the shell body, and a seventh fixing part is arranged on the handle;

and/or the integrated shell further comprises a connecting part connected with the hood, and an eighth fixing part is arranged on the connecting part.

In one embodiment, the casing body is further provided with an operation port communicated with the first chamber, the outer wall of the air duct pipe and/or the inner wall of the casing body is provided with a fixing part, and the fixing part is arranged opposite to the operation port.

This technical scheme still provides a dust catcher, includes: an integrated shell as described above; and the exhaust fan is arranged in the second cavity.

In one embodiment, the vacuum cleaner further comprises a wind guide body, the wind guide body is arranged in the first cavity, the wind guide body is arranged around the periphery of the air duct pipe, one end of the wind guide body is connected with the air duct pipe in a sealing manner, the other end of the wind guide body is connected with the shell body in a sealing manner, a first opening is formed in the other end of the wind guide body, a third cavity for installing a filtering mechanism is further formed in the shell body, the third cavity is arranged on the downstream of the air outlet and the upstream of the second cavity, and the first opening is communicated with the third cavity;

the shell body still be equipped with the operation mouth of first cavity intercommunication, the outer wall of wind-guiding body and/or the outer wall of wind channel pipe and/or be equipped with the fixed part on the inner wall of shell body, the fixed part with the operation mouth sets up relatively, the dust catcher still includes the baffle, the baffle set up in operation mouth department.

In one embodiment, the fixing part comprises a first fixing part arranged on the outer wall of the air duct pipe, and the dust collector further comprises a dust sensing part arranged in the first cavity and fixed on the first fixing part;

and/or the fixing part comprises a second fixing part arranged on the outer wall of the air guide body, the dust collector also comprises a PCB key board, and the PCB key board is arranged in the first cavity and fixed on the second fixing part;

and/or the fixing part comprises a third fixing part arranged on the outer wall of the air guide body, and the baffle is fixed on the third fixing part;

and/or the fixing part comprises a fourth fixing part arranged on the inner wall of the shell body, the dust collector also comprises a PCB key board, and the PCB key board is fixed on the fourth fixing part;

and/or the fixing part comprises a fifth fixing part arranged on the inner wall of the shell body, and the baffle is fixed on the fifth fixing part.

In one embodiment, the fixing part comprises a fourth fixing part arranged on the inner wall of the shell body, the dust collector further comprises a PCB key board, the shell body is further provided with a mounting hole, and the dust collector further comprises a key arranged in the mounting hole and contacted with a control button of the PCB key board;

and/or the shell body is also provided with a sixth fixing part, the dust collector also comprises a filtering mechanism, and the filtering mechanism is fixed on the sixth fixing part;

and/or the integrated shell further comprises a handle connected with the shell body, a seventh fixing part is arranged on the handle, the dust collector further comprises a switch, and the switch is arranged on the seventh fixing part;

and/or the integrated shell still include with the connecting portion that the aircraft bonnet is connected, be equipped with the eighth fixed part on the connecting portion, the dust catcher still includes the power, the power set up in on the eighth fixed part.

Drawings

Fig. 1 is an exploded view of a vacuum cleaner according to an embodiment of the present invention;

fig. 2 is a first schematic structural diagram of an integrated housing according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an integrated shell according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an integrated shell in an embodiment of the invention.

Description of reference numerals:

100. the integrated shell comprises a shell body, 101, a first fixing portion, 102, a second fixing portion, 103, a third fixing portion, 104, a fourth fixing portion, 105, a fifth fixing portion, 106, a sixth fixing portion, 107, a seventh fixing portion, 108, an eighth fixing portion, 109, a mounting hole, 110, a shell body, 111, a first chamber, 112, an inlet, 113, a third chamber, 114, an operation opening, 120, an air duct pipe, 121, an air inlet, 122, an air outlet, 130, a hood, 131, a second chamber, 140, an air guide body, 141, a third opening, 142, an air duct, 143, a first opening, 144, a connecting plate, 150, a limiting body, 151, a second opening, 152, a limiting cavity, 160, a handle, 170, a connecting portion, 200, an exhaust fan, 300, a baffle, 400, a power supply, 500, a dust sensor, 600, a filtering mechanism, 700, a switch, 800, a PCB key board, 900 and a key.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.

As shown in fig. 1, a vacuum cleaner according to an embodiment includes an integrated housing 100, a suction fan 200, a baffle 300, a power source 400, a dust sensor 500, a filter mechanism 600, a switch 700, a PCB (Printed Circuit Board) keypad 800, and a button 900.

As shown in fig. 4, the integrated casing 100 includes a casing body 110, an air duct 120, and a hood 130. The housing body 110 is provided with a first chamber 111 and an inlet 112 communicated with the first chamber 111; the air duct 120 is disposed in the first chamber 111 and connected to the housing body 110, the air duct 120 has an air inlet 121 and an air outlet 122, and the air inlet 121 is communicated with the inlet 112; the hood 130 is connected with the housing body 110, and the hood 130 is provided with a second chamber 131, and the second chamber 131 is communicated with the air outlet 122; the housing body 110, the duct tube 120 and the hood 130 are integrally formed.

Specifically, the inlet 112 of the casing body 110 is opened on the side wall of the first chamber 111 in a penetrating manner, the air duct pipe 120 is arranged in the first chamber 111 and is connected with the side wall of the inlet 112 of the casing body 110 in an integrated manner, and no gap is formed at the joint of the casing body 110 and the air duct pipe 120; the hood 130 is integrally formed with the case body 110, and a joint of the hood 130 and the case body 110 has no gap.

In the above-described integrated housing 100, the suction fan 200 is adapted to be disposed in the second chamber 131 of the hood 130, and when the suction fan 200 is activated, external wind enters the air duct 120 from the inlet 112 of the housing body 110 and then enters the suction fan 200 inside the hood 130. In the integrated casing 100, the casing body 110, the air duct pipe 120 and the hood 130 are integrally formed, so that the assembly and disassembly processes of the air duct pipe 120, the hood 130 and the casing body 110 are avoided, the casing body 110, the air duct pipe 120 and the hood 130 are not required to be connected through connecting pieces such as screws and buckles, the situation that the gap between the air duct pipe 120, the hood 130 and the casing body 110 is sealed due to the addition of a sealing structure is avoided, the use of parts is effectively reduced, and the risk of air leakage is reduced.

Alternatively, suction fan 200 can be a vacuum motor, a suction pump, or the like.

As shown in fig. 4, in one embodiment, the housing body 110 is further provided with a third chamber 113 for mounting the filter mechanism 600, and the third chamber 113 is disposed downstream of the air outlet 122 of the air duct 120 and upstream of the second chamber 131 of the hood 130. When the exhaust fan 200 is activated, the external wind firstly enters the air duct 120 through the inlet 112 of the housing body 110, and then enters the filtering mechanism 600 of the third chamber 113, and the filtering mechanism 600 is used for filtering the dirt carried in the wind, and then the filtered wind enters the exhaust fan 200 again.

The third chamber 113 is disposed downstream of the air outlet 122 of the air duct 120 and upstream of the second chamber 131 of the hood 130, that is, after the wind enters the integrated housing, the wind flows through the air outlet 122 of the air duct 120, the filtering mechanism 600 disposed in the third chamber 113 and the exhaust fan 300 disposed in the second chamber 131 in sequence, and the upstream and the downstream refer to the upstream and the downstream of the wind when the wind flows inside the integrated housing.

Optionally, the filter mechanism 600 includes a dirt cup and a cyclonic separation device disposed within the dirt cup, or the filter mechanism 600 includes a dirt cup and a filter screen disposed within the dirt cup.

Specifically, the end of the air duct 120 provided with the air inlet 121 is integrally connected with the housing body 110, and the end of the air duct 120 provided with the air outlet 122 is disposed toward the third chamber 113, so that the air entering the air duct 120 enters the filtering mechanism 600 disposed in the third chamber 113.

Further, the first chamber 111 and the second chamber 131 are arranged along a first direction, and the first chamber 111 and the third chamber 113 are arranged along a third direction perpendicular to the first direction. Therefore, the volume of the whole integrated shell 100 can be optimized, so that the occupied space of the whole integrated shell 100 in the transverse direction and the longitudinal direction is more reasonable, and the use by a user is facilitated.

Specifically, the first chamber 111 and the second chamber 131 are arranged in the horizontal direction, and the first chamber 111 and the second chamber 131 are arranged in the vertical direction.

As shown in fig. 2 to 3, in one embodiment, the integrated housing 100 further includes a wind guide body 140, the wind guide body 140 is disposed in the first chamber 111, the wind guide body 140 surrounds the periphery of the air duct 120, one end of the wind guide body 140 is hermetically connected to the air duct 120, the other end of the wind guide body 140 is hermetically connected to the housing, the other end of the wind guide body 140 is provided with a first opening 143, and the first opening 143 is communicated with the air outlet 122 of the air duct 120. The wind guide body 140 is used for preventing wind going out from the wind outlet 122 of the wind channel pipe 120 from diffusing randomly, so that the wind going out from the wind outlet 122 of the wind channel pipe 120 can firstly enter the filtering mechanism 600 of the third chamber 113 and then enter the exhaust fan 200, dirty substances in the wind are firstly filtered by the filtering mechanism 600 and then enter the exhaust fan 200, and the exhaust fan 200 is prevented from being blocked by the dirty substances in the wind.

Specifically, the wind guide body 140 is cylindrical, the wind guide body 140 is disposed around the periphery of the air duct 120, one end of the wind guide body 140 is provided with a connecting plate 144 extending toward the center line of the wind guide body 140, the connecting plate 144 is connected to the outer wall of the air duct 120, the other end of the wind guide body 140 is provided with a first opening 143, and the first opening 143 is disposed in the same direction as the first outlet of the air duct 120.

Further, the air guide body 140, the air duct pipe 120 and the casing body 110 are integrally formed. In the manufacturing process, the air guide body 140, the air duct pipe 120 and the shell body 110 are integrally formed, so that the sealing connection between the two ends of the air guide body 140 and the air duct pipe 120 and the shell body 110 can be met in the manufacturing process, other sealing parts and connecting pieces are not needed, and the use of parts can be reduced.

Furthermore, the air guide 140 surrounds the air duct 120, an air duct 142 is formed between the air guide 140 and the air duct 120, and the air duct 142 is located downstream of the third chamber 113 and upstream of the second chamber 131. After the air exits from the air outlet 122 of the air duct 142, the air enters the filtering mechanism 600 of the third chamber 113 completely under the action of the air guide body 140, and enters the exhaust fan 200 after being filtered in the filtering mechanism 600.

As shown in fig. 2-3, in one embodiment, the integrated housing 100 further includes a limiting body 150, the limiting body 150 is disposed in the second chamber 131 and connected to the air guiding body 140, the limiting body 150 is provided with a limiting cavity 152 communicated with the second chamber 131 and a second opening 151 communicated with the limiting cavity 152, the air guiding body 140 is provided with a third opening 141 communicated with the air duct 142, and the third opening 141 is communicated with the second opening 151. At least part of air exhauster 200 is used for setting up in spacing chamber 152, and the lateral wall in spacing chamber 152 is used for spacing air exhauster 200, avoids air exhauster 200 to remove at will, improves the stability of air exhauster 200 installation. When suction fan 200 is mounted to check cavity 152, the air intake end of suction fan 200 extends out of second opening 151 and is opposite to third opening 141, so that suction fan 200 can draw air through air duct 142, filter mechanism 600, air duct tube 120, and inlet 112.

Specifically, the limiting body 150 is a hollow structure, the limiting body 150 is connected to the lower side of the air guide body 140, an opening is formed in the lower end of the limiting body 150, so that the limiting cavity 152 of the limiting body 150 is communicated with the second cavity 131, a second opening 151 is formed in the upper end of the limiting body 150, a third opening 141 opposite to the second opening 151 is formed in the lower side of the air guide body 140, and the third opening 141 is communicated with the second opening 151.

Further, the limiting body 150 and the air guiding body 140 are integrally formed. In the manufacturing process, the limiting body 150 and the air guide body 140 are integrally formed, the sealing connection between the limiting body 150 and the air guide body 140 can be met in the manufacturing process, other sealing elements and connecting pieces are not needed, and the use of parts can be reduced.

As shown in fig. 1 to 3, in one embodiment, the casing body 110 is further provided with an operation port 114 communicating with the first chamber 111, and the outer wall of the wind guide body 140 and/or the outer wall of the air duct 120 and/or the inner wall of the casing body 110 is provided with a fixing portion, and the fixing portion is disposed opposite to the operation port 114. In this way, the operator can fix some necessary components to the fixing portion through the operation opening 114.

As shown in fig. 1 and 3, the fixing portion includes a first fixing portion 101 disposed on an outer wall of the duct 120, and the dust sensing member 500 is disposed in the first chamber 111 and fixed on the first fixing portion 101. First fixed part 101 can be for setting up fixed column and the limiting plate on the air duct pipe 120 outer wall, and the spacing cooperation of micronic dust response piece 500 and limiting plate is through bolt and fixed column fixed connection. The dust sensor 500 is a PCB dust sensor board for sensing whether dust exists in the first chamber 111.

And/or the fixing part comprises a second fixing part 102 arranged on the outer wall of the air guide body 140, the dust collector further comprises a PCB key board 800, and the PCB key board 800 is arranged in the first chamber 111 and fixed on the second fixing part 102. The second fixing portion 102 may be a fixing column disposed on an outer wall of the air guide body 140, and the PCB keypad 800 is fixedly connected to the fixing column through a bolt.

And/or the fixing part includes a third fixing part 103 provided on an outer wall of the air guide body 140, and the baffle 300 is fixed to the third fixing part 103. The third fixing portion 103 may be a fixing column disposed on an outer wall of the air guide body 140, and the baffle 300 is fixedly connected to the fixing column through a bolt.

And/or the fixing part includes a fourth fixing part 104 disposed on the inner wall of the casing body 110, and the PCB key sheet 800 is fixed on the fourth fixing part 104. The fourth fixing portion 104 may be a limiting plate disposed on the inner wall of the casing body 110, and is used for limiting the PCB keypad 800.

And/or the fixing part includes a fifth fixing part 105 disposed on the inner wall of the case body 110, and the baffle 300 is fixed on the fifth fixing part 105. The fifth fixing portion 105 may be a clip disposed on an inner wall of the housing body 110 for clipping with the baffle 300.

And/or the shell body 110 is further provided with a mounting hole 109, and the key 900 is arranged in the mounting hole 109 and contacts with a control button of the PCB key board 800. The mounting holes 109 are used for mounting the keys 900, the keys 900 are in contact with control buttons on the PCB key sheet 800, and a user can control the control buttons on the key sheet 800 by pressing the case 900.

And/or the housing body 110 is further provided with a sixth fixing portion 106, and the filter mechanism 600 is fixed on the sixth fixing portion 106. The sixth fixing portion 106 may be a buckle disposed on the housing body 110 for being clamped with the filter mechanism 600

And/or the integrated shell 100 further comprises a handle 160 connected with the shell body 110, the handle 160 is provided with a seventh fixing part 107, the dust collector further comprises a switch 700, and the switch 700 is arranged on the seventh fixing part 107. The seventh fixing portion 107 may be a hole disposed on the handle 160, and the switch 700 is disposed in the hole. Wherein the handle 160 is integrally formed with the housing body 110.

And/or the integrated housing 100 further comprises a connecting part 170 connected with the hood 130, the connecting part 170 is provided with an eighth fixing part 108, the dust collector further comprises a power supply 400, and the power supply 400 is arranged on the eighth fixing part 108. The eighth fixing portion 108 may be a buckle and a fixing post disposed on the connecting portion 170, and the power source 400 is clamped with the buckle and fixedly connected with the fixing post through a bolt. Both ends of the connection part 170 are integrally formed with the hood 130 and the handle 160, respectively, and the suction fan 200 is fixed to the connection part 170 by bolts, snaps, or the like.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (16)

1. An integrated housing, comprising:

the shell body is provided with a first cavity and an inlet communicated with the first cavity;

the air duct pipe is arranged in the first cavity and connected with the shell body, the air duct pipe is provided with an air inlet and an air outlet, and the air inlet is communicated with the inlet; and

the hood is connected with the shell body and provided with a second chamber, and the second chamber is communicated with the air outlet;

the housing body, the air duct pipe and the hood are of an integrally formed structure.

2. The integrated housing of claim 1, wherein the housing body further defines a third chamber for mounting a filter mechanism, the third chamber being disposed downstream of the air outlet and upstream of the second chamber.

3. The integrated housing of claim 2, wherein the first and second chambers are arranged in a first direction and the first and third chambers are arranged in a third direction perpendicular to the first direction.

4. The integrated shell according to claim 2, further comprising a wind guide body, wherein the wind guide body is disposed in the first chamber, the wind guide body is disposed around the periphery of the air duct pipe, one end of the wind guide body is connected to the air duct pipe in a sealing manner, the other end of the wind guide body is connected to the housing body in a sealing manner, and the other end of the wind guide body is provided with a first opening, and the first opening is communicated with the third chamber.

5. The integrated casing of claim 4, wherein the air guide body, the air duct pipe and the casing body are of an integrally molded structure.

6. The integrated casing of claim 4, wherein an air channel is formed between the air guide and the air channel tube, the air channel being located downstream of the third chamber and upstream of the second chamber.

7. The integrated shell according to claim 6, further comprising a limiting body disposed in the second chamber and connected to the air guiding body, wherein the limiting body is provided with a limiting cavity communicating with the second chamber and a second opening communicating with the limiting cavity, the air guiding body is provided with a third opening communicating with the air duct, and the third opening is communicated with the second opening.

8. The integrated shell according to claim 7, wherein the limiting body and the air guide body are of an integrally formed structure.

9. The integrated casing according to claim 4, wherein the casing body is further provided with an operation port communicating with the first chamber, and a fixing portion is provided on an outer wall of the air guide body and/or an outer wall of the air duct pipe and/or an inner wall of the casing body, the fixing portion being disposed opposite to the operation port.

10. The integrated case of claim 9, wherein the fixing portion comprises a first fixing portion provided to an outer wall of the duct pipe;

and/or the fixing part comprises a second fixing part and/or a third fixing part arranged on the outer wall of the air guide body;

and/or the fixing part comprises a fourth fixing part and/or a fifth fixing part arranged on the inner wall of the shell body.

11. The integrated housing of any one of claims 1-10, wherein the housing body is further provided with a mounting hole;

and/or the shell body is also provided with a sixth fixing part;

and/or the integrated shell further comprises a handle connected with the shell body, and a seventh fixing part is arranged on the handle;

and/or the integrated shell further comprises a connecting part connected with the hood, and an eighth fixing part is arranged on the connecting part.

12. The integrated shell according to claim 1, wherein the shell body is further provided with an operation port communicating with the first chamber, and a fixing portion is provided on an outer wall of the air duct pipe and/or an inner wall of the shell body, and the fixing portion is disposed opposite to the operation port.

13. A vacuum cleaner, comprising:

the integrated shell of any of claims 1-12 above; and

an exhaust fan disposed in the second chamber.

14. The vacuum cleaner of claim 13, further comprising a wind guide body, wherein the wind guide body is disposed in the first chamber, the wind guide body is disposed around the periphery of the air duct pipe, one end of the wind guide body is hermetically connected to the air duct pipe, the other end of the wind guide body is hermetically connected to the housing body, the other end of the wind guide body is provided with a first opening, the housing body is further provided with a third chamber for mounting a filtering mechanism, the third chamber is disposed downstream of the air outlet and upstream of the second chamber, and the first opening is communicated with the third chamber;

the shell body still be equipped with the operation mouth of first cavity intercommunication, the outer wall of wind-guiding body and/or the outer wall of wind channel pipe and/or be equipped with the fixed part on the inner wall of shell body, the fixed part with the operation mouth sets up relatively, the dust catcher still includes the baffle, the baffle set up in operation mouth department.

15. The vacuum cleaner of claim 14, wherein the fixing portion comprises a first fixing portion disposed on an outer wall of the duct, the vacuum cleaner further comprising a fine dust sensing member disposed in the first chamber and fixed to the first fixing portion;

and/or the fixing part comprises a second fixing part arranged on the outer wall of the air guide body, the dust collector also comprises a PCB key board, and the PCB key board is arranged in the first cavity and fixed on the second fixing part;

and/or the fixing part comprises a third fixing part arranged on the outer wall of the air guide body, and the baffle is fixed on the third fixing part;

and/or the fixing part comprises a fourth fixing part arranged on the inner wall of the shell body, the dust collector also comprises a PCB key board, and the PCB key board is fixed on the fourth fixing part;

and/or the fixing part comprises a fifth fixing part arranged on the inner wall of the shell body, and the baffle is fixed on the fifth fixing part.

16. The vacuum cleaner of claim 14, wherein the fixing portion comprises a fourth fixing portion disposed on an inner wall of the housing body, the vacuum cleaner further comprises a PCB key pad, the housing body further comprises a mounting hole, the vacuum cleaner further comprises a key disposed in the mounting hole and contacting a control button of the PCB key pad;

and/or the shell body is also provided with a sixth fixing part, the dust collector also comprises a filtering mechanism, and the filtering mechanism is fixed on the sixth fixing part;

and/or the integrated shell further comprises a handle connected with the shell body, a seventh fixing part is arranged on the handle, the dust collector further comprises a switch, and the switch is arranged on the seventh fixing part;

and/or the integrated shell still include with the connecting portion that the aircraft bonnet is connected, be equipped with the eighth fixed part on the connecting portion, the dust catcher still includes the power, the power set up in on the eighth fixed part.

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