CN108784549B

CN108784549B - Floor decontamination plant

Info

Publication number: CN108784549B
Application number: CN201810572672.8A
Authority: CN
Inventors: 何雅楠
Original assignee: Suzhou Xunru Electronic Technology Co ltd
Current assignee: Suzhou xunru Electronic Technology Co.,Ltd.
Priority date: 2018-06-06
Filing date: 2018-06-06
Publication date: 2021-09-24
Anticipated expiration: 2038-06-06
Also published as: CN108784549A

Abstract

The invention provides a floor decontamination device, which comprises a removing mechanism for separating dirt from a floor, a lifting mechanism for lifting the removing mechanism, a cleaning mechanism for cleaning residual dirt on the floor and a pressing mechanism for controlling the height of the cleaning mechanism, wherein the cleaning mechanism is arranged close to the lifting mechanism; the removing mechanism and the cleaning mechanism are both connected with a driving mechanism arranged on the supporting plate; the bottom of the supporting plate is connected with a plurality of universal wheels, and one side of the supporting plate is also fixedly provided with a push rod for the movement of the pushing device. The floor decontamination device provided by the invention has the advantages that the cleaning range in unit time is enlarged, meanwhile, the scattering of sediments is avoided, and the cleaning efficiency is improved.

Description

Floor decontamination plant

Technical Field

The invention relates to the field of floor cleaning equipment, in particular to a floor decontamination device.

Background

As clay-fired floors are more and more popular in home decoration, the floors feel comfortable, natural in vision, corrosion-resistant and moisture-proof. Meanwhile, the maintenance and cleaning of the floor tiles become a concern for the home. In the long-term use process, especially a house owner does not have time to clean indoor floor tiles due to busy work, so that a large amount of dust is accumulated on the floor tiles, the wet dust is often adhered to the floor tiles under the action of domestic water, especially when a thick layer of dust is accumulated, the aesthetic feeling and visual feeling of people are seriously affected, and the accumulated dust gradually becomes serious to damage the floor, so that the floor is necessary to be cleaned regularly.

The invention patent with application publication number "CN 105249903A" discloses a floor cleaning device, which utilizes a movable cleaning cloth to clean the floor, and has poor cleaning effect and lower efficiency for the floor with serious dirt; the invention patent with application publication number "CN 107456177A" discloses a floor cleaning device, which adopts a cleaning roller to clean the ground, the cleaning roller is in line contact with the ground, the cleaning range in unit time is smaller, and for the dirt with serious deposition, the cleaning roller can not always clean the ground at one time, and the deposition can also scatter, therefore, the device for cleaning the dirt of the floor tile is necessary to be designed aiming at the problems, thereby not only the cleaning process is thorough, but also the efficiency is improved.

Disclosure of Invention

The invention aims to provide a floor decontamination device, which solves the technical problem of small cleaning range in unit time, avoids scattering of sediments and improves cleaning efficiency.

A floor decontamination device comprises a removing mechanism for separating dirt from a floor, a lifting mechanism for lifting the removing mechanism, a cleaning mechanism for cleaning residual dirt on the floor and a pressing mechanism for controlling the height of the cleaning mechanism, wherein the cleaning mechanism is arranged close to the lifting mechanism;

the removing mechanism and the cleaning mechanism are both connected with a driving mechanism arranged on the supporting plate;

the bottom of the supporting plate is connected with a plurality of universal wheels, and one side of the supporting plate is also fixedly provided with a push rod for pushing the device to move.

The removing mechanism comprises a horizontally arranged brush plate, a vertical plate which is vertically arranged and is fixedly connected with the upper end of the brush plate, a sliding seat which is horizontally arranged and is hinged with the upper end of the vertical plate, a guide pillar which vertically penetrates through one end of the sliding seat and a swinging mechanism which is fixedly connected with the guide pillar.

The brush plate can rotate along the hinge shaft on the sliding seat, so that the height of the brush plate can be adjusted; in addition, the bottom end of the guide post can be provided with a stop block, so that the sliding seat is prevented from sliding out along the guide post under the action of gravity.

The swing mechanism comprises a semicircular plate which is vertically arranged and fixedly connected with the upper end of the guide pillar, an embedding block which is movably arranged in an open slot formed in the cambered surface of the semicircular plate, a transverse shaft of which one end is fixedly connected with the outer side surface of the embedding block, a bending rod which is vertically arranged and of which the upper end is hinged with the other end of the transverse shaft, a rotating shaft fixedly connected with the lower end of the bending rod and a driving mechanism connected with the rotating shaft;

the semicircular plate is arranged on the supporting plate through a vertically arranged rotating shaft, and the lower end of the rotating shaft penetrates through the center of the semicircular plate and is fixedly arranged on the supporting plate;

the rotating shaft penetrates through a vertically arranged fixed vertical plate, and the bottom of the fixed vertical plate is arranged on the upper end face of the supporting plate.

The bending rod comprises a vertical part and a bending part, the lower end of the vertical part is connected with the rotating shaft, the bending part is bent and inclined towards the transverse shaft, and the structure of the bending rod is beneficial to uninterrupted rotation of the semicircular plate.

The driving mechanism comprises a driven bevel gear fixedly connected with the rotating shaft, a driving bevel gear horizontally arranged and meshed with the driven bevel gear, a rotating vertical shaft with one end fixedly connected with the upper end surface of the driving bevel gear, and a motor connected with the upper end of the rotating vertical shaft;

the rotating vertical shaft penetrates through a horizontally placed transverse plate, and one end of the transverse plate is fixedly arranged on the side surface of the upper end of the fixed vertical plate;

the motor is fixedly arranged on the transverse plate;

the transverse plate is also provided with the lifting mechanism.

The rotating vertical shaft and the transverse plate can be connected through a bearing; the lifting mechanism is mainly used for adjusting the height of the brush plate so as to facilitate the maintenance of the equipment.

The lifting mechanism comprises an arc-shaped rod, one end of the arc-shaped rod is fixedly connected with the outer side surface of the brush plate, a pull rope, a fixed pulley and a limiting assembly, wherein one end of the pull rope is connected with the other end of the arc-shaped rod, the fixed pulley is fixedly arranged at the top end of the rotating shaft and is connected with the pull rope, the limiting assembly is connected with the other end of the pull rope, and the limiting assembly is fixedly arranged on the transverse plate;

the limiting assembly comprises a rotating shaft connected with the other end of the pull rope, a gear arranged at one end of the rotating shaft, a toothed plate meshed with the bottom of the gear and a positioning pin vertically placed and penetrating through one end of the toothed plate, the rotating shaft is arranged on the upper surface of the transverse plate through a support, one end of the rotating shaft is also fixedly connected with a rotating handle, and the bottom surface of the toothed plate is in movable contact with the upper surface of the transverse plate;

the transverse plate is close to the lower end part of the limiting assembly, and a cleaning mechanism is further arranged at the lower end part of the transverse plate.

The centre of a circle of arc pole is unanimous with the centre of a circle of articulated shaft on the sliding seat, when making things convenient for brush plate upward movement like this, can be rotatory round articulated shaft on the sliding seat, has reduced the pulling force.

The cleaning mechanism comprises a rotating brush horizontally placed close to the ground, a connecting column fixedly connected with the upper end face of the rotating brush, an upper baffle and a lower baffle which are fixedly arranged on the surface of the connecting column, a spring arranged between the upper baffle and the lower baffle, and a rotating drum sleeved outside the connecting column and connected with the upper baffle and the lower baffle, wherein the rotating drum is vertically placed and has an opening on the upper end face;

the lower end of the connecting column penetrates through the bottom plate in the rotary drum to be connected with the rotary brush;

the side surfaces of the upper baffle and the lower baffle are provided with convex blocks, the convex blocks are embedded into open grooves formed in the inner wall of the rotary drum, and the bottom surface of the lower baffle is contacted with the bottom surface of the rotary drum;

the rotary drum is fixedly arranged on the side surface of the fixed vertical plate through a horizontally arranged supporting plate and is also connected with the rotary vertical shaft through a belt or a chain;

the upper baffle is also connected with a pressing mechanism for controlling the working height of the rotary brush.

When the rotary drum rotates under the action of external force, the connecting column is driven to rotate through the convex block, the connecting column drives the rotary brush to rotate, and the rotary brush can further clean the floor.

The pressing mechanism comprises a ball body movably contacted with the upper surface of the upper baffle, a pressing rod vertically arranged and fixedly connected with the ball body at the bottom end, a hinged seat fixedly connected with the top end of the pressing rod at the bottom surface, and a connecting rod with one end hinged with the hinged seat, the side surface of the connecting rod is connected with the transverse plate through a supporting seat, and the side surface of the connecting rod is hinged with the supporting seat;

the top end of the pressure lever penetrates through a through hole formed in the upper end face of the transverse plate;

the connecting rod is arranged in a V shape, and the V shape is arranged in an obtuse angle facing downwards.

The ball body is in contact with the upper surface of the upper baffle plate in a point contact manner, so that the friction force can be reduced to the maximum extent; under the action of the pressure lever, the distance between the upper baffle and the lower baffle can be adjusted, and the distance between the rotary brush and the ground can also be adjusted; the connecting rod is designed into a V shape, so that the outer end part of the connecting rod can be conveniently and manually lifted upwards.

The push rod is in a curved shape or an arc shape, and the curvature center of the curved push rod is positioned above the push rod; the center of the arc-shaped push rod is positioned above the push rod;

the two push rods are respectively arranged on two sides of the supporting plate, push plates are arranged at the bottoms of the two push rods and are arranged between the semicircular plate and the brush plate;

the two push rods are arranged on the side face of the fixed vertical plate through hinge shafts, the other ends of the two push rods are connected to the supporting rod in a lap joint mode, and the supporting rod is arranged on the side face of the transverse plate.

When the device is used, one end of each of the two push rods is lifted, the push plates are in contact with the ground to push away dirt on the ground, when the device is not used, the push rods are put down, and the push plates are automatically lifted to be separated from the ground according to the lever action principle.

The invention achieves the following remarkable effects:

(1) the low efficiency of cleaning the floor manually is avoided, and the labor intensity of workers is reduced;

(2) the cleaning range in unit time is enlarged, and the cleaning efficiency is improved;

(3) the floor can be cleaned at one time through the comprehensive action of the brush plate, the push plate and the rotating brush, so that the cleaning process is thorough.

Drawings

Fig. 1 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a rejecting mechanism in an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a lifting mechanism in an embodiment of the invention.

Fig. 4 is a schematic structural diagram of a push rod in an embodiment of the invention.

Fig. 5 is a schematic structural diagram of a cleaning mechanism according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a pressing mechanism in an embodiment of the present invention.

Wherein the reference numerals are: 1. a support plate; 2. fixing the vertical plate; 3. a universal wheel; 4. a push rod; 4-1, supporting rods; 5. pushing the plate; 6. a brush plate; 7. an arcuate bar; 8. pulling a rope; 9. a sliding seat; 10. a guide post; 11. a fixed pulley; 12. a semicircular plate; 13. embedding a block; 14. a bending rod; 15. a motor; 16. a lifting mechanism; 16-1, gear; 16-2, a rotating handle; 16-3, positioning pins; 16-4, toothed plate; 17. a pressing mechanism; 17-1, sphere; 17-2, a compression bar; 17-3, a hinged seat; 17-4, a connecting rod; 17-5, a support seat; 18. a push rod; 19. a drive bevel gear; 20. a driven bevel gear; 21. a liquid pipe; 22. a rotating drum; 23. a cleaning mechanism; 23-1, rotating the brush; 23-2, connecting columns; 23-3, a lower baffle plate; 23-4, a spring; 23-5 and an upper baffle.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.

Referring to fig. 1, a floor decontamination device comprises a removing mechanism for separating dirt from a floor, a lifting mechanism for lifting the removing mechanism, a cleaning mechanism 23 for cleaning residual dirt on the floor and a pressing mechanism 17 for controlling the height of the cleaning mechanism 23, wherein the removing mechanism, the lifting mechanism 16, the cleaning mechanism 23 and the pressing mechanism 17 are all arranged on a support plate 1;

the removing mechanism and the cleaning mechanism 23 are both connected with a driving mechanism arranged on the supporting plate 1;

the bottom of the supporting plate 1 is connected with a plurality of universal wheels 3, and one side of the supporting plate 1 is also fixedly provided with a push rod 18 for the movement of the pushing device.

Referring to fig. 2, the removing mechanism includes a horizontally disposed brush plate 6, a vertical plate 2 vertically disposed and fixedly connected to the upper end of the brush plate 6, a sliding seat 9 horizontally disposed and hinged to the upper end of the vertical plate 2, a guide post 10 vertically passing through one end of the sliding seat 9, and a swing mechanism fixedly connected to the guide post 10.

The brush plate 6 can rotate along the hinge shaft on the sliding seat 9, so that the height of the brush plate 6 can be adjusted; in addition, the bottom end of the guide post 10 can be designed with a stopper to prevent the sliding seat 9 from sliding out along the guide post 10 under the action of gravity.

The swinging mechanism comprises a semicircular plate 12 which is vertically arranged and fixedly connected with the upper end of the guide post 10, an embedding block 13 which is movably arranged in an open slot formed in the cambered surface of the semicircular plate 12, a transverse shaft of which one end is fixedly connected with the outer side surface of the embedding block 13, a bending rod 14 which is vertically arranged and of which the upper end is hinged with the other end of the transverse shaft, a rotating shaft fixedly connected with the lower end of the bending rod 14 and a driving mechanism connected with the rotating shaft;

the semicircular plate 12 is arranged on the support plate 1 through a vertically arranged rotating shaft, and the lower end of the rotating shaft penetrates through the center of the semicircular plate 12 and is fixedly arranged on the support plate 1;

the pivot passes vertical fixed riser 2 of placing, and fixed riser 2 bottom sets up at backup pad 1 up end.

The bending bar 14 includes a vertical portion having a lower end connected to the rotation shaft and a bent portion bent and inclined toward the horizontal axis, and the structure of the bending bar 14 facilitates uninterrupted rotation of the semicircular plate 12.

The driving mechanism comprises a driven bevel gear 20 fixedly connected with the rotating shaft, a driving bevel gear 19 which is horizontally arranged and is meshed with the driven bevel gear 20, a rotating vertical shaft one end of which is fixedly connected with the upper end surface of the driving bevel gear 19, and a motor 15 connected with the upper end of the rotating vertical shaft;

the rotating vertical shaft penetrates through a horizontally placed transverse plate, and one end of the transverse plate is fixedly arranged on the side surface of the upper end of the fixed vertical plate 2;

the motor 15 is fixedly arranged on the transverse plate;

the transverse plate is also provided with a lifting mechanism 16.

The rotating vertical shaft and the transverse plate can be connected through a bearing; the lifting mechanism is mainly used for adjusting the height of the brush plate 6 so as to facilitate the maintenance of the equipment.

Referring to fig. 3, the lifting mechanism 16 includes an arc-shaped rod 7 with one end fixedly connected with the outer side surface of the brush plate 6, a pull rope 8 with one end connected with the other end of the arc-shaped rod 7, a fixed pulley 11 fixedly arranged at the top end of the rotating shaft and connected with the pull rope 8, and a limiting assembly connected with the other end of the pull rope 8, wherein the limiting assembly is fixedly arranged on the transverse plate;

the limiting assembly comprises a rotating shaft connected with the other end of the pull rope 8, a gear 16-1 arranged at one end of the rotating shaft, a toothed plate 16-4 meshed with the bottom of the gear 16-1 and a positioning pin 16-3 vertically arranged and penetrating through one end of the toothed plate 16-4, the rotating shaft is arranged on the upper surface of the transverse plate through a support seat 17-5, one end of the rotating shaft is also fixedly connected with a rotating handle 16-2, and the bottom surface of the toothed plate 16-4 is in movable contact with the upper surface of the transverse plate;

the lower end of the transverse plate close to the limiting assembly is also provided with a cleaning mechanism 23.

The centre of a circle of arc pole 7 is unanimous with the centre of a circle of articulated shaft on the sliding seat 9, when making things convenient for brush board 6 upward movement like this, can be rotatory round articulated shaft on the sliding seat 9, has reduced the pulling force.

Referring to fig. 5, the cleaning mechanism 23 comprises a rotating brush 23-1 horizontally placed close to the ground, a connecting column 23-2 fixedly connected with the upper end face of the rotating brush 23-1, an upper baffle 23-5 and a lower baffle 23-3 fixedly arranged on the surface of the connecting column 23-2, a spring 23-4 arranged between the upper baffle 23-5 and the lower baffle 23-3, and a rotating drum 22 sleeved outside the connecting column 23-2 and connected with the upper baffle 23-5 and the lower baffle 23-3, wherein the rotating drum 22 is vertically placed and the upper end face is open;

the lower end of the connecting column 23-2 penetrates through the bottom plate in the rotary drum 22 and is connected with the rotary brush 23-1;

the side surfaces of the upper baffle 23-5 and the lower baffle 23-3 are provided with convex blocks, the convex blocks are embedded into open grooves formed in the inner wall of the rotary drum 22, and the bottom surface of the lower baffle 23-3 is contacted with the bottom surface of the rotary drum 22;

the rotary drum 22 is fixedly arranged on the side surface of the fixed vertical plate 2 through a horizontally arranged support plate, and the rotary drum 22 is also connected with the rotary vertical shaft through a belt or a chain;

the upper baffle 23-5 is also connected with a pressing mechanism 17 for controlling the working height of the rotating brush 23-1.

When the rotary drum 22 rotates under the action of external force, the connecting column 23-2 is driven to rotate through the bump, the connecting column 23-2 drives the rotary brush 23-1 to rotate, and the rotary brush 23-1 can further clean the floor.

Referring to fig. 6, the pressing mechanism 17 comprises a ball 17-1 movably contacted with the upper surface of the upper baffle 23-5, a pressure lever 17-2 vertically arranged and fixedly connected with the ball 17-1 at the bottom end, a hinged seat 17-3 fixedly connected with the top end of the pressure lever 17-2 at the bottom surface, and a connecting rod 17-4 with one end hinged with the hinged seat 17-3, the side surface of the connecting rod 17-4 is connected with a transverse plate through a supporting seat 17-5, and the side surface of the connecting rod 17-4 is hinged with the supporting seat 17-5;

the top end of the pressure lever 17-2 penetrates through a through hole arranged on the upper end surface of the transverse plate;

the link 17-4 is arranged in a V-shape arranged with an obtuse angle directed downwards.

The ball 17-1 is in contact with the upper surface of the upper baffle plate 23-5 in a point contact manner, so that the friction force can be reduced to the maximum extent; under the action of the pressure lever 17-2, the distance between the upper baffle plate 23-5 and the lower baffle plate 23-3 can be adjusted, and the distance between the rotating brush 23-1 and the ground can also be adjusted; the connecting rod 17-4 is designed into a V shape, so that the outer end part of the connecting rod 17-4 can be conveniently and manually lifted upwards.

Referring to fig. 4, the push rod 4 is curved or arc-shaped, and the curvature center of the curved push rod 4 is located above the push rod; the center of the arc-shaped push rod 4 is positioned above the push rod;

the two push rods 4 are respectively arranged at two sides of the support plate 1, the bottom parts of the two push rods 4 are provided with push plates 5, and the push plates 5 are arranged between the semicircular plate 12 and the brush plate 6;

the two push rods 4 are arranged on the side face of the fixed vertical plate 2 through hinge shafts, the other ends of the two push rods 4 are lapped on the supporting rod 4-1, and the supporting rod 4-1 is arranged on the side face of the transverse plate.

When the device is used, one ends of the two push rods 4 are lifted, the push plate 5 is in contact with the ground to push away dirt on the ground, when the device is not used, the push rods 4 are put down, and the push plate 5 is automatically lifted to be separated from the ground according to the lever action principle.

The specific working process of the invention is as follows:

when the multifunctional electric toothbrush is used, the lifting mechanism is adjusted to enable the brush plate 6 to be in contact with the ground, the motor 15 is started, the semicircular plate 12 continuously swings under the action of the motor 15, the brush plate 6 continuously swings under the action of the guide pillar 10 to scrape off dirt on the ground, at the moment, the push rod is lifted to be close to one end of the support rod 4-1, the push plate 5 is in contact with the ground, the push plate 5 pushes away the dirt on the ground, and the two ends of the push plate 5 are provided with the guard plates, so that the accumulated dirt can be prevented from being scattered out of the push plate 5;

at the moment, the connecting rod 17-4 is lifted, the connecting rod 17-4 applies pressure to the pressing rod 17-2, the pressing rod 17-2 presses the upper baffle 23-5, the connecting column 23-2 descends, the rotating brush 23-1 is contacted with the ground, at the moment, the rotating drum 22 is driven by the motor 15 to rotate at a high speed, the rotating brush 23-1 also rotates at a high speed, dirt on the ground is cleaned, the transverse plate is also provided with a cleaning liquid container, the cleaning liquid container is provided with a liquid pipe 21, the bottom of the liquid pipe 21 is arranged at the upper part of the rotating brush 23-1, when the rotating brush 23-1 rotates, the cleaning liquid flows onto the rotating brush 23-1 through the liquid pipe 21, and the wet rotating brush 23-1 can thoroughly clean the ground;

after the brush is used, the motor 15 is turned off, the push rod and the connecting rod 17-4 are loosened, one end of the push rod is in contact with the supporting rod 4-1, the push plate 5 at the other end of the push rod is lifted and separated from the ground, after the connecting rod 17-4 is loosened, the upper baffle 23-5 in the rotary drum 22 is lifted under the action of the spring 23-4, the rotary brush 23-1 is lifted and separated from the ground, then the sliding seat 9 is lifted to lift the brush plate 6, the lifting mechanism is started, the rotary handle 16-2 is rotated to enable the arc-shaped rod 7 to rotate for a certain angle, the principle is that the brush plate 6 is separated from the ground, then the toothed plate 16-4 is rotated to enable the toothed plate 16-4 to be meshed with the gear 16-1 on the rotary handle 16-2 to fix the gear 16-1, and therefore the brush plate 6 is protected.

The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A floor decontamination device is characterized by comprising a removing mechanism for separating dirt from a floor, a lifting mechanism for lifting the removing mechanism, a cleaning mechanism for cleaning residual dirt on the floor and a pressing mechanism for controlling the height of the cleaning mechanism, wherein the removing mechanism, the lifting mechanism, the cleaning mechanism and the pressing mechanism are all arranged on a supporting plate;

the bottom of the supporting plate is connected with a plurality of universal wheels, and one side of the supporting plate is also fixedly provided with a push rod for pushing the device to move;

the removing mechanism comprises a horizontally arranged brush plate, a vertical plate which is vertically arranged and is fixedly connected with the upper end of the brush plate, a sliding seat which is transversely arranged and is hinged with the upper end of the vertical plate, a guide pillar which vertically penetrates through one end of the sliding seat and a swinging mechanism which is fixedly connected with the guide pillar;

the rotating shaft penetrates through a vertically arranged fixed vertical plate, and the bottom of the fixed vertical plate is arranged on the upper end face of the supporting plate;

the motor is fixedly arranged on the transverse plate;

the transverse plate is also provided with the lifting mechanism;

the transverse plate is also provided with a cleaning mechanism close to the lower end part of the limiting assembly;

rotating the rotating handle to enable the arc-shaped rod to rotate, enabling the brush plate to be separated from the ground, rotating the toothed plate, and enabling the toothed plate to be meshed with the gear on the rotating handle to fix the gear;

the two push rods are arranged on the side face of the fixed vertical plate through a hinged shaft, the other ends of the two push rods are lapped on a support rod, and the support rod is arranged on the side face of the transverse plate;

guard plates are arranged at two ends of the push plate;

the bending rod comprises a vertical part and a bending part, the lower end of the vertical part is connected with the rotating shaft, and the bending part is bent and inclined towards the transverse shaft;

the circle center of the arc-shaped rod is consistent with that of the hinged shaft on the sliding seat, and the brush plate moves upwards and can rotate around the hinged shaft on the sliding seat.

2. The floor decontamination device of claim 1, wherein the cleaning mechanism comprises a rotating brush horizontally disposed adjacent to the ground, a connecting column fixedly connected to an upper end surface of the rotating brush, an upper baffle and a lower baffle fixedly disposed on a surface of the connecting column, a spring disposed between the upper baffle and the lower baffle, and a rotating drum sleeved outside the connecting column and connected to the upper baffle and the lower baffle, the rotating drum being vertically disposed and having an open upper end surface;

3. The floor decontamination device of claim 2, wherein the pressing mechanism comprises a ball movably contacting with the upper surface of the upper baffle plate, a pressing rod vertically disposed and fixedly connected with the ball at the bottom end, a hinge base fixedly connected with the top end of the pressing rod at the bottom end, and a connecting rod with one end hinged with the hinge base, wherein the side surface of the connecting rod is connected with the transverse plate through a support base, and the side surface of the connecting rod is hinged with the support base;