CN114098552B

CN114098552B - Structure of dust collector

Info

Publication number: CN114098552B
Application number: CN202111196837.4A
Authority: CN
Inventors: 张罗欢
Original assignee: Ningbo Dechang Electric Co ltd
Current assignee: Ningbo Dechang Electric Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-11-29
Anticipated expiration: 2041-10-14
Also published as: CN114098552A

Abstract

The invention discloses a structure of a dust collector, and aims to provide a structure of a dust collector convenient for wiring. It includes the fuselage, the bottom of fuselage can be dismantled and be connected with the mop, the top of fuselage is connected with the handle, be equipped with dirt cup subassembly and hose on the fuselage, dirt cup subassembly and hose all can be dismantled with the fuselage and be connected, the mop is linked together through hose and dirt cup subassembly, the mop includes the bracket, round brush and motor element all can dismantle with the bracket and be connected, the round brush rotates with the bracket under motor element's drive to be connected, motor element is last to be equipped with foot switch and power cord, foot switch and power cord all are connected with motor element electricity. The invention has the beneficial effects that: wiring is facilitated; the use is convenient; the heat dissipation of the motor body is facilitated, and the service life of the motor body is prolonged; the dust cup is convenient to clean dust in the dust cup body, is beneficial to reducing the generation amount of raised dust and is beneficial to human health; the dust filtering and separating effect is good; is beneficial to noise reduction.

Description

Structure of dust collector

Technical Field

The invention relates to the technical field of dust collectors, in particular to a structure of a dust collector.

Background

The vacuum cleaner can be divided into a vertical type, a horizontal type and a portable type according to the structure. The working principle of the dust collector is that the rolling brush is driven to rotate under the action of the motor and generate air negative pressure, and dust is sucked and collected in the dust cup.

When the dust collector works, mixed gas containing dust is sucked into the dust cup through the hose by the mop for separation, so that the dust is retained in the dust cup, the separated gas is used for radiating heat for the motor and then is discharged out of the machine body, and the separated gas contains moisture, so that in order to prolong the service life of the motor, a water absorption device is usually required to be used for removing the moisture in the gas in the prior art, but the existing water absorption device can be used after being washed, wrung and dried in sequence after being saturated in water, the water absorption device is easy to deform, and the dust collector is not favorable for being used in time; when the dust is sucked into the dust cup, the dust can rotate along the inner side wall of the dust cup body under the driving of the airflow, and can not be rapidly settled, so that more dust is adhered to the inner side wall of the dust cup, and the dust cup is not beneficial to cleaning; in addition, in the prior art, in order to facilitate the hand operation of a user, a switch of the dust collector is often arranged at a position close to the hand, such as a handle, and the wiring of the dust collector is inconvenient due to the design.

Disclosure of Invention

The invention provides a structure of a dust collector convenient for wiring, aiming at overcoming the defect that the wiring of the dust collector in the prior art is inconvenient.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a structure of dust catcher, it includes the fuselage, the bottom of fuselage can be dismantled and be connected with the mop, the top of fuselage is connected with the handle, be equipped with dirt cup subassembly and hose on the fuselage, dirt cup subassembly and hose all can be dismantled with the fuselage and be connected, the mop is linked together with dirt cup subassembly through the hose, the mop includes bracket, round brush and motor element all can be dismantled with the bracket and be connected, the round brush rotates with the bracket under motor element's drive to be connected, last foot switch and the power cord of being equipped with of motor element, foot switch and power cord all are connected with the motor element electricity.

The utility model discloses a mop, including fuselage, dust cup subassembly, round brush and motor assembly, the top of fuselage is connected with the handle, be equipped with dirt cup subassembly and hose on the fuselage, dirt cup subassembly and hose all can be dismantled with the fuselage and be connected, the mop is linked together through hose and dirt cup subassembly, the mop includes bracket, round brush and motor assembly all can dismantle with the bracket and be connected, the round brush rotates with the bracket under motor assembly's drive to be connected, last foot switch and the power cord of being equipped with of motor assembly, foot switch and power cord all are connected with the motor assembly electricity. When the dust collector is used, a user steps on the foot switch to start the dust collector after inserting the power line, the motor assembly drives the rolling brush to rotate at a high speed and generate negative pressure, dust is collected in the dust cup assembly through the hose, therefore, the foot switch and the power line are installed on the motor shell, the length of circuit layout is shortened, the purpose of facilitating wiring is achieved, and meanwhile, foot control and use are facilitated.

Preferably, the dust cup assembly comprises a dust cup body and a screen, the dust cup body is detachably connected with the machine body, the top end of the dust cup body is detachably connected with a top cover, the bottom end of the dust cup body is detachably connected with a bottom cover, the screen is located in the dust cup body and detachably connected with the dust cup body, a first air inlet corresponding to the screen is formed in the dust cup body and connected with a hose, a separator is arranged in the dust cup body and detachably connected with the dust cup body, the first air inlet is communicated with the inside of the dust cup body and communicated with the inside of the separator through the screen, a first air outlet communicated with the first air outlet is formed in the top end of the separator, a first air outlet communicated with the first air outlet is formed in the side surface of the top cover, a channel pipe communicated with the first air outlet is formed in the side wall of the machine body, the first air outlet is communicated with the motor assembly through the channel pipe, a dust exhaust port is formed in the bottom end of the separator, and the dust exhaust port is in sealed contact with the bottom cover. The gas containing dust enters the dust cup body sequentially through the hose and the first air inlet, large-particle dust is filtered through the screen, the large-particle dust falls on the bottom cover at the bottom of the dust cup body, the filtered gas enters the separator, the gas is filtered again under the separation action of the separator, and clean gas is blown to the motor assembly sequentially through the first guide outlet, the first air outlet and the channel pipe, so that the heat dissipation of the motor assembly is facilitated, and the service life of the motor assembly is prolonged; remaining part's tiny particle dirt bits are hoarded on the bottom of dust exhaust department, when clearing up the dirt bits, the user only need open the bottom can, need not to clear up through inversion dirt cup body, avoid the dirt bits to adsorb once more on dirt cup body lateral wall, the clearance of being convenient for is favorable to reducing the raise dust production volume simultaneously, does benefit to the health.

Preferably, the separator comprises a separator body, a dust collecting pipe and a cover body, the separator body comprises a conical pipe and an air guide impeller, the diameter of the conical pipe is gradually reduced from one end to the other end, one end of the conical pipe is fixedly connected with the air guide impeller to form a whole, the other end of the conical pipe is located in the dust collecting pipe, the outer side wall of the conical pipe is connected with one end of the dust collecting pipe through a flange, the dust exhaust port is located at the other end of the dust collecting pipe, one end of the air guide impeller is detachably connected with the cover body, the air guide outlet is located in the center of the cover body, the other end of the air guide impeller is fixedly connected with the conical pipe to form a whole, the cross section of the screen is in a circular ring shape, the air guide impeller is located in the screen, the cover body is connected with one end of the screen in a sealing mode, and the other end of the screen is detachably connected with the flange connection position of the conical pipe and the dust collecting pipe. After gas containing dust enters the separator along the axial direction, the airflow is strongly rotated under the guiding action of the air guiding impeller, the airflow spirally enters the dust collecting pipe downwards along the conical pipe, the dust is thrown to the wall of the conical pipe under the action of centrifugal force, the dust thrown to the wall of the conical pipe falls along the wall of the conical pipe and is thrown into the dust collecting pipe under the action of gravity, the rotating airflow contracts to flow towards the center, a secondary vortex is formed upwards and is blown to the motor assembly sequentially through the guide outlet, the air outlet I and the channel pipe, so that one end with a small diameter on the conical pipe is located in the dust collecting pipe, the dust conveniently falls along the wall of the conical pipe and falls on a bottom cover at the dust exhaust port, on the other hand, the airflow in the conical pipe can contract to flow towards the center after entering the dust collecting pipe through the conical pipe, and is blown to the motor assembly sequentially through the guide outlet, the air outlet I and the channel pipe, secondary separation of the air and the dust is realized, and the filtering effect is good.

Preferably, the cross-sectional shape of the dust collecting pipe is rectangular. The dirt bits of tiny granule is got rid of to the circular cone pipe wall under centrifugal force effect to in getting rid of the dust pipe along circular cone pipe wall whereabouts and getting rid of, the dirt bits fall on the bottom fast after getting rid of the in-process striking the dust pipe inner wall, do benefit to and fall off making an uproar, prevent on the one hand the dirt bits adhesion on the lateral wall of dust pipe, convenient clearance, on the other hand prevents that the dirt bits from being stirred by the vortex and taking out the dirt cup body, is favorable to improving separation effect.

Preferably, the diameter of the air guide impeller is gradually reduced from one end detachably connected with the cover body to the other end, the air guide impeller is circular, a plurality of guide vanes are uniformly distributed on the inner side surface of the air guide impeller along the circumferential direction of the air guide impeller, the guide vanes are inclined in the counterclockwise direction or the clockwise direction, an air inlet gap is formed between every two adjacent guide vanes, the air inlet gap penetrates through the side wall of the air guide impeller and is communicated with the first air inlet through a screen, one side of each guide vane is fixedly connected with the air guide impeller and is formed into a whole, the other side of each guide vane is located in the air guide impeller and is provided with an oblique plane, one side of each guide vane is close to the center of the air guide impeller, the other side corresponding to each guide vane is far away from the center of the air guide impeller, the oblique plane is located on one side of each guide vane close to the air guide impeller, one end of the oblique plane is close to the conical pipe, the other end of the oblique plane is far away from the conical pipe, and the width of the oblique plane is gradually reduced from one end close to the other end of the conical pipe. The diameter of wind-guiding impeller reduces from the one end of dismantling the connection with the lid to the other end gradually for wind-guiding impeller forms the round platform form, and the width of scarf reduces from the one end to the other end that is close to the circular cone pipe gradually, makes the scarf on a plurality of guide vane on same round platform face, so the design of wind-guiding impeller and scarf makes most air current loop through can form rotatory air current behind wind-guiding impeller's the lateral wall and the air inlet clearance, be convenient for realize with the separation of dust.

Preferably, the screen is located at the top end of the dust cup body, a blocking piece is arranged in the dust cup body, the blocking piece is detachably connected with the inner side wall of the dust cup body, and the blocking piece is located at the bottom end of the dust cup body and located on the side face of the dust collecting pipe. The inside wall that can paste dirt cup body is rotatory under the drive of air current to the dirt bits after the screen cloth filters, so set up the separation blade on the inside wall of dirt cup body and help descending the bottom cover along the rotatory dirt bits of dirt cup body inside wall on, be favorable to the clearance of dirt bits, do benefit to simultaneously and fall the noise.

Preferably, the screen cloth is made by the metal, is convenient for can process the sieve mesh in less aperture to do benefit to the filter effect who improves the screen cloth, and the clearance of being convenient for, be equipped with a plurality of evenly distributed's sieve mesh on the screen cloth, the sieve mesh is arranged along the circumference slope of screen cloth, plays certain guide effect in air current enters into the air guide impeller from the side of air guide impeller, the internal diameter of sieve mesh is 0.4mm.

Preferably, one side of the bottom cover is hinged to the bottom end of the dust cup body, the other side, corresponding to the bottom cover, is connected with the bottom end of the dust cup body in a buckling mode, one side of the top cover is hinged to the top end of the dust cup body, and the other side, corresponding to the top cover, is connected with the top end of the dust cup body in a buckling mode. And the installation, disassembly and maintenance are convenient.

Preferably, the bottom side of the machine body is provided with a mounting seat, a filtering chamber is arranged in the mounting seat, a second air inlet and a second air outlet corresponding to the motor assembly are arranged on the filtering chamber, the top of the filtering chamber is provided with an opening, the dust cup body is detachably mounted at the opening of the filtering chamber through a bottom cover, a filter cotton assembly is detachably mounted in the filtering chamber, the second air inlet is located at the side of the filtering chamber, the second air outlet is located at the bottom of the filtering chamber, and the first air outlet is communicated with the motor assembly sequentially through a channel pipe, the second air inlet, the filter cotton assembly and the second air outlet. The gas after separation in the dust cup body sequentially passes through the guide outlet, the first air outlet, the channel pipe and the second air inlet and enters the filter chamber, and after the filter cotton assembly absorbs moisture and dust contained in the gas, the dry gas is discharged from the second air outlet and blown to the motor assembly, so that the heat dissipation of the motor assembly is facilitated, and the service life of the motor assembly is prolonged.

Preferably, the filter cotton assembly comprises a filter cotton body, a filter cartridge, an upper cover and a lower cover, the cross section of the filter cotton body is in a circular ring shape, the filter cotton body is sleeved outside the filter cartridge, one end of the filter cartridge is fixedly connected with the upper cover, the other end of the filter cartridge is fixedly connected with the lower cover, one end of the filter cotton body is connected with the upper cover, the other end of the filter cotton body is connected with the lower cover, a spring is arranged in the filter cartridge, one end of the spring is fixedly connected with the upper cover, the other end of the spring is fixedly connected with the lower cover, a through hole communicated with the inside of the spring is formed in the lower cover, and the through hole is communicated with the air outlet. The separated gas in the dust cup body enters the filter chamber through the air inlet II, the moisture contained in the gas is absorbed by the filter cotton body firstly, then impurities are filtered by the filter cartridge, and the dried gas enters the filter cartridge and is discharged from the air outlet II through the through hole for heat dissipation of the motor body, so that the service life of the motor body is prolonged; elastic connection person's convenient to use person who passes through the spring with the lower cover dismantles the filter pulp subassembly back in the filter chamber, extrudees the filter pulp body through upper cover and lower cover interact, helps the absorbent moisture of filter pulp body of crowded dry fast to make the filter pulp body can obtain resetting fast under the effect of spring, help preventing that the filter pulp body from producing and warping, and need not to dry and just can obtain timely utilization, convenient and fast, the practicality is strong, and does benefit to the washing.

Preferably, the filter cotton body is made of sponge, and the filter material adopted by the filter cartridge is 330G/M2. The filter pulp body also can adopt the material of other similar sponges, does benefit to the absorbed moisture and is convenient for wring out, and other filter media that are similar to 330G M2 also can be adopted to the cartridge filter simultaneously, are convenient for filter impurity.

As preferred, the front end of bracket is equipped with the round brush cover, the inside of round brush cover is linked together through hose and dirt cup subassembly, round brush demountable installation is in the round brush cover, motor element demountable installation is in the rear end of bracket, the equal demountable installation in the left and right sides of bracket rear end has the gyro wheel, motor element includes motor body and motor casing, motor body demountable installation is in the motor casing, the last output shaft that is equipped with of motor body, motor body runs through the motor casing through the output shaft and is connected with the round brush belt, the round brush rotates with the bracket under motor body's drive to be connected, be equipped with the connecting pipe on the motor casing, the bottom of fuselage is equipped with the connector with connecting pipe assorted, the bracket passes through connecting pipe and connector phase-match demountable installation on the motor casing in the bottom of fuselage, foot switch and power cord are all installed on the motor casing and all are connected with the motor body electricity. The motor body drives the rolling brush to rotate at a high speed through the belt and generate negative pressure, so that dust is collected in the dust cup body through the hose, and the rolling brush cover is favorable for improving the dust collection efficiency; the roller is convenient for the movement of the dust collector and the operation is convenient.

Preferably, one side of the motor casing is close to the rolling brush, the rolling brush is kept away from to the corresponding opposite side of the motor casing, one side of the motor casing close to the rolling brush is provided with a plurality of heat dissipation holes and a filter HEPA, the filter HEPA completely covers the plurality of heat dissipation holes and is detachably connected with the motor casing, and the foot switch and the power line are both located on one side of the motor casing away from the rolling brush. The heat that the motor body produced is through the louvre effluvium, and meanwhile, filters the sea handkerchief and helps filtering outside dust, prevents that the dust from entering into in the motor casing, helps prolonging motor body's life.

The invention has the beneficial effects that: wiring is facilitated; the use is convenient; the heat dissipation of the motor body is facilitated, and the service life of the motor body is prolonged; the dust cup is convenient to clean dust in the dust cup body, is beneficial to reducing the generation amount of raised dust and is beneficial to human health; the dust filtering and separating effect is good; noise reduction is facilitated; the filter cotton is beneficial to quickly squeezing out the water absorbed by the filter cotton body; the filter cotton is beneficial to preventing the filter cotton body from deforming, can be utilized in time without being dried, is convenient and quick, has strong practicability and is beneficial to cleaning; the collection efficiency of dust is improved; the roller is convenient for the movement of the dust collector and the operation is convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an exploded view of the dirt cup assembly;

FIG. 4 is a schematic view of the separator body construction;

FIG. 5 is an exploded view of the fuselage;

FIG. 6 is an exploded view of a filter cotton assembly;

FIG. 7 is a top end view of a filter cotton assembly;

FIG. 8 isbase:Sub>A cross-sectional view A-A of FIG. 7;

FIG. 9 is a schematic structural view of a motor assembly;

fig. 10 is an exploded view of the motor assembly.

In the figure: 1. the dust collector comprises a machine body, 2 parts of a mop, 3 parts of a handle, 4 parts of a dust cup assembly, 5 parts of a hose, 6 parts of a bracket, 7 parts of a motor assembly, 8 parts of a foot switch, 9 parts of a power cord, 10 parts of a dust cup body, 11 parts of a screen, 12 parts of a top cover, 13 parts of a bottom cover, 14 parts of a first air inlet, 15 parts of a separator, 16 parts of a guide outlet, 17 parts of a first air outlet, 18 parts of a channel pipe, 19 parts of a dust exhaust port, 20 parts of a separator body, 21 parts of a dust collecting pipe, 22 parts of a cover body, 23 parts of a conical pipe, 24 parts of a wind guide impeller and 25 parts of a guide vane, 26, an air inlet gap, 27, a chamfer plane, 28, a baffle, 29, a mounting seat, 30, a filter chamber, 31, a second air inlet, 32, a second air outlet, 33, an opening, 34, a filter cotton assembly, 35, a filter cotton body, 36, a filter cartridge, 37, an upper cover, 38, a lower cover, 39, a spring, 40, a through hole, 41, a rolling brush cover, 42, a roller, 43, a motor body, 44, a motor shell, 45, an output shaft, 46, a connecting pipe, 47, a connecting port, 48, a radiating hole and 49.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

In the embodiment shown in fig. 1, a structure of a dust collector comprises a machine body 1, a mop 2 is detachably connected to the bottom of the machine body 1, a handle 3 is connected to the top of the machine body 1, a dust cup assembly 4 and a hose 5 are arranged on the machine body 1, the dust cup assembly 4 and the hose 5 are both detachably connected to the machine body 1, the mop 2 is communicated with the dust cup assembly 4 through the hose 5, the mop 2 comprises a bracket 6, a rolling brush and a motor assembly 7, the rolling brush and the motor assembly 7 are both detachably connected to the bracket 6, the rolling brush is rotatably connected to the bracket 6 under the driving of the motor assembly 7, a foot switch 8 and a power cord 9 are arranged on the motor assembly 7, and the foot switch 8 and the power cord 9 are both electrically connected to the motor assembly 7.

As shown in fig. 1, 2 and 3, the dust cup assembly 4 includes a dust cup body 10 and a screen 11, the dust cup body 10 is detachably connected to the machine body 1, a top cover 12 is detachably connected to a top end of the dust cup body 10, a bottom cover 13 is detachably connected to a bottom end of the dust cup body 10, the screen 11 is located in the dust cup body 10 and detachably connected to the dust cup body 10, an air inlet 14 corresponding to the screen 11 is provided on the dust cup body 10, the air inlet 14 is connected to the hose 5, a separator 15 is provided in the dust cup body 10, the separator 15 is detachably connected to the dust cup body 10, the air inlet 14 is communicated with an interior of the dust cup body 10 and communicated with an interior of the separator 15 through the screen 11, a guide outlet 16 is provided on a top end of the separator 15, an air outlet 17 communicated with the guide outlet 16 is provided on a side surface of the top cover 12, a passage pipe 18 communicated with the air outlet 17 is provided on a side wall of the machine body 1, the air outlet 17 is communicated with the motor assembly 7 through the passage pipe 18, a dust outlet 19 is provided on a bottom end of the separator 15, and the dust outlet 19 is in sealed contact with the bottom cover 13.

As shown in fig. 3 and 4, the separator 15 includes a separator body 20, a dust collecting pipe 21 and a cover 22, the separator body 20 includes a conical pipe 23 and an air guide impeller 24, the diameter of the conical pipe 23 gradually decreases from one end to the other end, one end of the conical pipe 23 is fixedly connected with the air guide impeller 24 and forms an integral body, the other end of the conical pipe 23 is located in the dust collecting pipe 21, the outer side wall of the conical pipe 23 is flanged with one end of the dust collecting pipe 21, a dust exhaust port 19 is located at the other end of the dust collecting pipe 21, one end of the air guide impeller 24 is detachably connected with the cover 22, an air guide outlet 16 is located in the center of the cover 22, the other end of the air guide impeller 24 is fixedly connected with the conical pipe 23 and forms an integral body, the cross-sectional shape of the screen 11 is circular, the air guide impeller 24 is located in the screen 11, the cover 22 is hermetically connected with one end of the screen 11, and the other end of the screen 11 is detachably connected with the flange connection part of the conical pipe 23 and the dust collecting pipe 21. The dust collecting pipe 21 has a rectangular cross-sectional shape.

As shown in fig. 4, the diameter of the air guide impeller 24 is gradually reduced from one end detachably connected to the cover 22 to the other end, the air guide impeller 24 is circular, a plurality of guide vanes 25 are uniformly distributed along the circumferential direction of the air guide impeller 24, the plurality of guide vanes 25 are inclined in the counterclockwise direction or the clockwise direction, an air inlet gap 26 is formed between every two adjacent guide vanes 25, the air inlet gap 26 penetrates through the side wall of the air guide impeller 24 and is communicated with the first air inlet 14 through the screen 11, one side of each guide vane 25 is fixedly connected with the air guide impeller 24 and is formed into a whole, the other side of each guide vane 25 is located in the air guide impeller 24 and is provided with a chamfer 27, one side of each guide vane 25 is close to the center of the air guide impeller 24, the other side corresponding to the guide vane 25 is far away from the center of the air guide impeller 24, the chamfer 27 is located on the side of the guide vane 25 close to the air guide impeller 24, one end of the chamfer 27 is close to the conical pipe 23, the other end of the chamfer 27 is far away from the conical pipe 23, and the width of the chamfer 27 is gradually reduced from the other end close to the conical pipe 23.

As shown in fig. 3, the screen 11 is located at the top end of the dust cup body 10, a blocking piece 28 is arranged in the dust cup body 10, the blocking piece 28 is detachably connected with the inner side wall of the dust cup body 10, and the blocking piece 28 is located at the bottom end of the dust cup body 10 and located at the side of the dust collecting pipe 21. The screen cloth 11 is made by the metal, is equipped with a plurality of evenly distributed's sieve mesh on the screen cloth 11, and the sieve mesh is arranged along the circumference slope of screen cloth 11, and the internal diameter of sieve mesh is 0.4mm.

As shown in fig. 1 and 2, one side of the bottom cover 13 is hinged to the bottom end of the dust cup body 10, the other side of the bottom cover 13 is connected to the bottom end of the dust cup body 10 in a snap-fit manner, one side of the top cover 12 is hinged to the top end of the dust cup body 10, and the other side of the top cover 12 is connected to the top end of the dust cup body 10 in a snap-fit manner.

As shown in fig. 1, 2 and 5, a mounting seat 29 is arranged on the side of the bottom of the machine body 1, a filter chamber 30 is arranged in the mounting seat 29, a second air inlet 31 and a second air outlet 32 corresponding to the motor assembly 7 are arranged on the filter chamber 30, an opening 33 is arranged on the top of the filter chamber 30, the dust cup body 10 is detachably mounted at the opening 33 of the filter chamber 30 through the bottom cover 13, a filter cotton assembly 34 is detachably mounted in the filter chamber 30, the second air inlet 31 is arranged on the side of the filter chamber 30, the second air outlet 32 is arranged at the bottom of the filter chamber 30, and the first air outlet 17 is communicated with the motor assembly 7 sequentially through a channel pipe 18, the second air inlet 31, the filter cotton assembly 34 and the second air outlet 32.

As shown in fig. 6, 7 and 8, the filter cotton assembly 34 includes a filter cotton body 35, a filter cylinder 36, an upper cover 37 and a lower cover 38, the cross section of the filter cotton body 35 is circular, the filter cotton body 35 is sleeved outside the filter cylinder 36, one end of the filter cylinder 36 is fixedly connected with the upper cover 37, the other end of the filter cylinder 36 is fixedly connected with the lower cover 38, one end of the filter cotton body 35 is connected with the upper cover 37, the other end of the filter cotton body 35 is connected with the lower cover 38, a spring 39 is arranged in the filter cylinder 36, one end of the spring 39 is fixedly connected with the upper cover 37, the other end of the spring 39 is fixedly connected with the lower cover 38, a through hole 40 communicated with the inside of the spring 39 is arranged on the lower cover 38, and the through hole 40 is communicated with the second air outlet 32. The filter cotton body 35 is made of sponge, and the filter material of the filter cartridge 36 is 330G/M2.

As shown in fig. 1 and 2, a rolling brush cover 41 is arranged at the front end of the bracket 6, the rolling brush cover 41 is communicated with the dust cup assembly 4 through a hose 5, the rolling brush is detachably mounted in the rolling brush cover 41, the motor assembly 7 is detachably mounted at the rear end of the bracket 6, rollers 42 are detachably mounted on the left side and the right side of the rear end of the bracket 6, as shown in fig. 9 and 10, the motor assembly 7 comprises a motor body 43 and a motor shell 44, the motor body 43 is detachably mounted in the motor shell 44, an output shaft 45 is arranged on the motor body 43, the motor body 43 penetrates through the motor shell 44 through the output shaft 45 and is connected with a rolling brush belt, the rolling brush is rotatably connected with the bracket 6 under the driving of the motor body 43, a connecting pipe 46 is arranged on the motor shell 44, a connecting port 47 matched with the connecting pipe 46 is arranged at the bottom of the machine body 1, the bracket 6 is detachably mounted at the bottom of the machine body 1 through the matching of the connecting pipe 46 and the connecting port 47 on the motor shell 44, and

foot switches

8 and 9 are both mounted on the motor shell 44 and electrically connected with the motor body 43.

As shown in fig. 2 and 10, one side of the motor casing 44 is close to the rolling brush, the other side of the motor casing 44 corresponding to the rolling brush is far away from the rolling brush, one side of the motor casing 44 close to the rolling brush is provided with a plurality of heat dissipation holes 48 and a filtering handkerchief 49, the filtering handkerchief 49 completely covers the plurality of heat dissipation holes 48 and is detachably connected with the motor casing 44, and the foot switch 8 and the power line 9 are both located on one side of the motor casing 44 far away from the rolling brush.

When the dust collector is used, a user inserts the power line 9 and then treads the foot switch 8 to start the dust collector, the motor body 43 drives the roller brush to rotate at a high speed and generate negative pressure, so that gas containing dust enters the dust cup body 10 through the hose 5 and the air inlet I14 in sequence, large-particle dust is filtered through the screen 11, the large-particle dust rotates along the inner wall of the dust cup body 10 under the action of centrifugal force, and falls onto the bottom cover 13 at the bottom of the dust cup body 10 when the large-particle dust hits the baffle 28; the filtered gas enters the separator 15, the airflow is strongly rotated under the flow guiding action of the air guiding impeller 24, the airflow spirally downwards enters the dust collecting pipe 21 along the conical pipe 23, small-particle dust is thrown to the wall of the conical pipe 23 under the action of centrifugal force, falls along the wall of the conical pipe 23 and is thrown into the dust collecting pipe 21, the dust quickly falls on the bottom cover 13 after impacting the inner wall of the dust collecting pipe 21 in the throwing process, the rotated airflow contracts to flow towards the center, a secondary vortex is formed upwards and sequentially enters the filter chamber 30 through the guide outlet 16, the air outlet I17, the channel pipe 18 and the air inlet II 31, the moisture contained in the gas is absorbed by the filter cotton body 35, impurities are filtered by the filter cartridge 36, and the dried gas enters the filter cartridge 36 and is discharged from the air outlet II 32 through the through holes 40 for heat dissipation of the motor body 43; when cleaning dust, the user only needs to open the bottom cover 13, which is beneficial to reducing the dust raising quantity.

Claims

1. The structure of the dust collector is characterized by comprising a machine body (1), wherein a mop (2) is detachably connected to the bottom of the machine body (1), a handle (3) is connected to the top of the machine body (1), a dust cup assembly (4) and a hose (5) are arranged on the machine body (1), the dust cup assembly (4) and the hose (5) are both detachably connected with the machine body (1), the mop (2) is communicated with the dust cup assembly (4) through the hose (5), the mop (2) comprises a bracket (6), a rolling brush and a motor assembly (7), the rolling brush and the motor assembly (7) are both detachably connected with the bracket (6), the rolling brush is rotatably connected with the bracket (6) under the driving of the motor assembly (7), a foot switch (8) and a power cord (9) are arranged on the motor assembly (7), the foot switch (8) and the power cord (9) are both electrically connected with the motor assembly (7), the dust cup assembly (4) comprises a dust cup body (10) and a screen cloth cup body (11), the dust cup body (10) is connected with a detachable top cover (12), the dust cup is characterized in that the screen mesh (11) is positioned in the dust cup body (10) and detachably connected with the dust cup body (10), a first air inlet (14) corresponding to the screen mesh (11) is arranged on the dust cup body (10), the first air inlet (14) is connected with the hose (5), a separator (15) is arranged in the dust cup body (10), the separator (15) is detachably connected with the dust cup body (10), the first air inlet (14) is communicated with the inside of the dust cup body (10) and communicated with the inside of the separator (15) through the screen mesh (11), a guide outlet (16) is arranged at the top end of the separator (15), a first air outlet (17) communicated with the guide outlet (16) is arranged on the side surface of the top cover (12), a channel pipe (18) communicated with the first air outlet (17) is arranged on the side wall of the machine body (1), the first air outlet (17) is communicated with the motor assembly (7) through the channel pipe (18), a dust discharge port (19) is arranged at the bottom end of the separator (15), the dust discharge port (19) is in contact with the bottom cover (13), the bottom cover (28) is in the dust cup body (10), and the bottom cover (28) is connected with the detachable cup body (10), the separation blade (28) is located the bottom of dirt cup body (10) and is located the side of dust collecting pipe (21), the bottom side of fuselage (1) is equipped with mount pad (29), be equipped with filter chamber (30) in mount pad (29), be equipped with air intake two (31) and two (32) with motor element (7) corresponding air outlet on filter chamber (30), the top of filter chamber (30) is equipped with opening (33), dirt cup body (10) can be dismantled in opening (33) department of filter chamber (30) through bottom (13), demountable installation has filter pulp subassembly (34) in filter chamber (30), air intake two (31) are located the side of filter chamber (30), air outlet two (32) are located the bottom of filter chamber (30), air outlet one (17) loop through passageway pipe (18), air intake two (31), filter pulp subassembly (34) and air outlet two (32) and motor element (7) are linked together, filter pulp subassembly (34) is including filter pulp body (35), cartridge filter (36), upper cover (37) and lower cover (38), filter pulp body (35) is the shape of circle, filter pulp body (35) is transversal shape, one end of the filter cartridge (36) is fixedly connected with the upper cover (37), the other end of the filter cartridge (36) is fixedly connected with the lower cover (38), one end of the filter cotton body (35) is connected with the upper cover (37), the other end of the filter cotton body (35) is connected with the lower cover (38), a spring (39) is arranged in the filter cartridge (36), one end of the spring (39) is fixedly connected with the upper cover (37), the other end of the spring (39) is fixedly connected with the lower cover (38), a through hole (40) communicated with the inside of the spring (39) is formed in the lower cover (38), and the through hole (40) is communicated with the second air outlet (32).

2. The structure of a vacuum cleaner as claimed in claim 1, wherein the separator (15) includes a separator body (20), a dust collecting pipe (21) and a cover (22), the separator body (20) includes a conical pipe (23) and an air guide impeller (24), the diameter of the conical pipe (23) gradually decreases from one end to the other end, one end of the conical pipe (23) is fixedly connected and integrated with the air guide impeller (24), the other end of the conical pipe (23) is located in the dust collecting pipe (21), the outer side wall of the conical pipe (23) is flange-connected with one end of the dust collecting pipe (21), the dust exhaust port (19) is located at the other end of the dust collecting pipe (21), one end of the air guide impeller (24) is detachably connected with the cover (22), the air guide outlet (16) is located at the center of the cover (22), the other end of the impeller (24) is fixedly connected and integrated with the conical pipe (23), the cross-sectional shape of the screen (11) is circular, the impeller (24) is located in the screen (11), and the air guide impeller (22) is hermetically connected with one end of the air guide impeller (11) and the cover (22) is connected with the air guide pipe (21).

3. A vacuum cleaner arrangement according to claim 2, characterized in that the cross-sectional shape of the dust collecting duct (21) is rectangular.

4. A vacuum cleaner arrangement according to claim 2, characterized in that the diameter of the air-guiding impeller (24) decreases from the end detachably connected to the cover (22) to the other end, the air guide impeller (24) is in a ring shape, a plurality of guide vanes (25) which are uniformly distributed along the circumferential direction of the air guide impeller (24) are arranged on the inner side surface of the air guide impeller (24), the plurality of guide vanes (25) are inclined along the anticlockwise direction or the clockwise direction, an air inlet gap (26) is formed between every two adjacent guide vanes (25), the air inlet gap (26) penetrates through the side wall of the air guide impeller (24) and is communicated with the first air inlet (14) through the screen (11), one side of the guide vane (25) is fixedly connected with the air guide impeller (24) and forms a whole, the other side of the guide vane (25) is positioned in the air guide impeller (24) and is provided with an inclined plane (27), one side of the guide vane (25) is close to the center of the air guide impeller (24), the other side corresponding to the guide vane (25) is far away from the center of the air guide impeller (24), the inclined cutting plane (27) is positioned at one side of the guide vane (25) close to the air guide impeller (24), one end of the inclined cutting surface (27) is close to the conical pipe (23), the other end of the inclined cutting surface (27) is far away from the conical pipe (23), the width of the chamfer (27) is gradually reduced from one end close to the conical pipe (23) to the other end.

5. A structure of a vacuum cleaner as claimed in claim 1, 2, 3 or 4, characterized in that the screen cloth (11) is made of metal, the screen cloth (11) is provided with a plurality of evenly distributed sieve holes, the sieve holes are obliquely arranged along the circumferential direction of the screen cloth (11), and the inner diameter of each sieve hole is 0.4mm.

6. The structure of a vacuum cleaner as claimed in claim 1, 2, 3 or 4, wherein one side of the bottom cover (13) is hinged with the bottom end of the dust cup body (10), the other side of the bottom cover (13) corresponding to the bottom cover is snap-connected with the bottom end of the dust cup body (10), one side of the top cover (12) is hinged with the top end of the dust cup body (10), and the other side of the top cover (12) corresponding to the top cover is snap-connected with the top end of the dust cup body (10).

7. The structure of a vacuum cleaner as claimed in claim 1, wherein the material of the filter cotton body (35) is sponge, and the filter material of the filter cartridge (36) is 330G/M2.

8. The structure of a vacuum cleaner as claimed in claim 1, wherein the front end of the bracket (6) is provided with a rolling brush cover (41), the rolling brush cover (41) is connected with the dust cup assembly (4) through a hose (5), the rolling brush is detachably mounted in the rolling brush cover (41), the motor assembly (7) is detachably mounted at the rear end of the bracket (6), rollers (42) are detachably mounted on the left and right sides of the rear end of the bracket (6), the motor assembly (7) comprises a motor body (43) and a motor housing (44), the motor body (43) is detachably mounted in the motor housing (44), the motor body (43) is provided with an output shaft (45), the motor body (43) penetrates through the motor housing (44) through the output shaft (45) to be connected with a rolling brush belt, the rolling brush is rotatably connected with the bracket (6) under the driving of the motor body (43), the motor housing (44) is provided with a connecting pipe (46), the bottom of the vacuum cleaner body (1) is provided with a connecting port (47) matched with the connecting pipe (46), the bracket (6) is rotatably mounted on the motor housing (44) through a pedal switch (8), and a power cord (9) and a foot switch (8) is mounted on the motor housing (8) 43 ) are electrically connected.

9. The structure of the vacuum cleaner as claimed in claim 8, wherein one side of the motor casing (44) is close to the rolling brush, the other side of the motor casing (44) corresponding to the rolling brush is far away from the rolling brush, one side of the motor casing (44) close to the rolling brush is provided with a plurality of heat dissipation holes (48) and a filter HEPA (49), the filter HEPA (49) completely covers the plurality of heat dissipation holes (48) and is detachably connected with the motor casing (44), and the foot switch (8) and the power line (9) are both located on one side of the motor casing (44) far away from the rolling brush.