CN114680754A

CN114680754A - Building eaves dust cleaning device

Info

Publication number: CN114680754A
Application number: CN202210207126.0A
Authority: CN
Inventors: 吴锦富
Original assignee: Individual
Current assignee: Zhejiang Hengsheng Construction Group Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-01
Anticipated expiration: 2042-03-04
Also published as: CN114680754B

Abstract

The invention relates to a cleaning device, in particular to a building eave dust cleaning device. The technical problem is as follows: the utility model provides a can self-cleaning and can diversely clean building eaves dust cleaning device to the eaves. The utility model provides a building eaves dust cleaning device, is including fixed plate, support frame, bearing frame, first motor, first fixed block, first pivot and transfer gear etc. the fixed plate top is provided with the support frame, and fixed plate top front side is provided with the bearing frame, and the bearing frame top is provided with first motor, is provided with first pivot on the first motor output shaft, connects the transfer gear in the first pivot, and the support frame rear side is provided with first fixed block. According to the invention, the third rotating shaft is driven to rotate by the second motor, so that the fan blades and the second rotating shaft rotate simultaneously, and the dust on the eave is cleaned and simultaneously an adsorption effect on the dust is achieved.

Description

Building eaves dust cleaning device

Technical Field

The invention relates to a cleaning device, in particular to a building eave dust cleaning device.

Background

Because the eave is difficult to clean, more dust and dirt often exist, if the eave is not cleaned in time, the dust and the dirt are increased, and therefore the living environment is affected.

Current building eaves dust cleaning device uses the telescopic link to stretch usually for the brush can clean the eminence, later through the clearance brush, reaches a clearance effect to the eaves, though can clear up the eaves like this, cleans the effect weakly, and the flexibility is relatively poor, and needs adjust through the manual work and wash. Therefore, a building eave dust cleaning device which can automatically clean and can clean eaves in multiple directions is developed.

Disclosure of Invention

In order to overcome the shortcoming that the cleaning effect of the existing cleaning device is weaker, the flexibility is poorer and the cleaning device is more troublesome, the technical problem is that: the utility model provides a can self-cleaning and can diversely clean building eaves dust cleaning device to the eaves.

The technical scheme is as follows: a building eave dust cleaning device, which comprises a fixing plate, a supporting frame, a bearing seat, a first motor, a first fixing block and a first rotating shaft, the transfer gear, the stay cord, fixed frame, the removal post, elevating system, clean mechanism and dust absorption mechanism, the fixed plate top is provided with the support frame, fixed plate top front side is provided with the bearing frame, the bearing frame top is provided with first motor, be provided with first pivot on the first motor output shaft, connect the transfer gear in the first pivot, the support frame rear side is provided with first fixed block, first fixed block is connected with first pivot pivoted mode, the support frame top is provided with fixed frame, the inside stay cord that is provided with of fixed frame, fixed frame sliding type is provided with the removal post, the both ends of stay cord respectively with the transfer gear with remove the post connection, be provided with elevating system in the fixed frame, the elevating system top is provided with cleans the mechanism, clean the inside dust absorption mechanism that is provided with of mechanism.

Preferably, the lifting mechanism comprises a moving rod, a rotating block, a first fixing rod and a guide block, the moving rod is arranged inside the moving column in a sliding mode, the rotating block is arranged inside the moving rod, the first fixing rod is arranged on the upper side of the right portion of the moving rod, and the guide block is arranged on the upper side of the right side inside the moving column.

Preferably, the dust collection mechanism comprises an installation rod, a second motor, a third rotating shaft, a dust collection frame, fan blades and a third fixing block, the installation rod is arranged on the front side of the placement frame, the second motor is arranged on the right side of the top of the installation rod, the third rotating shaft is arranged on an output shaft of the second motor, the front fan blade and the rear fan blade are arranged on the third rotating shaft, the dust collection frame is arranged on the right side of the interior of the placement frame, the third fixing block is arranged in the dust collection frame, and the third rotating shaft is connected with the third fixing block in a rotating mode.

As preferred, clean the mechanism including placing frame, second fixed block, second pivot, brush, belt pulley and flat belt, be provided with between carriage release lever and the first dead lever top and place the frame, place the frame around both sides all be provided with the second fixed block, the rotary type is provided with the second pivot between the second fixed block inboard, is provided with the brush in the second pivot, both sides all are provided with the belt pulley around second pivot and the third pivot, around having flat belt between the belt pulley is all.

As preferred, still including collecting the mechanism, collect the mechanism including the carriage, receive the material frame, the spout piece, the first in command, the fixture block, the draw-in groove pole and promote the piece, it is provided with the carriage to place the frame bottom, the slidingtype is provided with the receipts material frame in the carriage, both sides all are connected with the spout piece around receiving the material frame, spout piece and carriage slidingtype connection, it is provided with the first in command to receive the material frame left side, it has the draw-in groove to open on the first in command, carriage left part upside is provided with the fixture block, slidingtype is provided with the draw-in groove pole between the fixture block, draw-in groove pole front side sliding type is provided with and promotes the piece.

Preferably, the device further comprises a blocking mechanism, the blocking mechanism comprises a blocking plate, a blocking plate and a filter screen, the blocking plate is arranged on the left side inside the placing frame, the blocking plate is arranged on the right side of the blocking plate, and the filter screen is arranged at the bottom of the blocking plate.

As preferred, still including sprinkler structure, sprinkler structure is including the water tank, the pulling plate, a spring, the second handle, the conveyer pipe, the second dead lever, coupling frame and sprinkler plate, fixed frame right side is provided with the water tank, water tank right side rotary type is provided with the pulling plate, be provided with two springs between pulling plate and the water tank, the spring homoenergetic enough plays the buffering reset action to the pulling plate, the pulling plate top is provided with the second handle, water tank rear portion downside is provided with the conveyer pipe, it is provided with the second dead lever to place the frame rear side, it is provided with the coupling frame to place the inside left side of frame, the coupling frame right side is provided with the sprinkler plate, the conveyer pipe passes second dead lever and coupling frame, the conveyer pipe is connected and feeds through with the sprinkler plate.

Preferably, the device further comprises a moving mechanism, the moving mechanism comprises a supporting plate, a fixing frame, rollers and a push rod, the supporting plate is arranged at the bottom of the fixing plate, the fixing frame is arranged at the bottom of the supporting plate, the four rollers are rotatably arranged on the fixing frame, and the push rod is arranged on the left side of the supporting plate.

The beneficial effects of the invention are: 1. the pull rope is driven by the output shaft of the first motor, so that the movable column and the movable rod move upwards, the device can ascend to clean a high place, and meanwhile, the rotating block rotates under the guiding action of the guide block on the rotating block, so that the adjusting action in one direction is achieved.

2. According to the invention, the third rotating shaft is driven to rotate by the second motor, so that the fan blades and the second rotating shaft rotate simultaneously, and the dust on the eave is cleaned and simultaneously an adsorption effect on the dust is achieved.

3. According to the invention, the brush interacts with the blocking plate when rotating, so that the blocking plate can clean residual dirt on the brush, and a brush cleaning effect is achieved.

4. According to the invention, the dust and dirt are collected through the material collecting frame, the dust is filtered by the filter screen, and then clear water is sprayed through the spraying plate, so that the filter screen is cleaned, and the effect of cleaning the device is achieved.

5. The roller is arranged, so that the effect of conveniently moving the device is achieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial cross-sectional view of the present invention.

Fig. 3 is a partial perspective view of the present invention.

Fig. 4 is a partial cross-sectional view of the elevator mechanism of the present invention.

Fig. 5 is an enlarged view of the invention at a.

Fig. 6 is a partial sectional view of the cleaning mechanism of the present invention.

Figure 7 is a partial cross-sectional view of the suction mechanism of the present invention.

Fig. 8 is a first partial cross-sectional view of the collection mechanism of the present invention.

FIG. 9 is a second partial cross-sectional view of the collection mechanism of the present invention.

Fig. 10 is a partial cross-sectional view of a blocking mechanism of the present invention.

Fig. 11 is a partial cross-sectional view of a spray mechanism of the present invention.

Fig. 12 is a perspective view of a part of the spraying mechanism of the present invention.

Fig. 13 is a schematic perspective view of the moving mechanism of the present invention.

Description of the reference numerals: 1_ fixed plate, 2_ supporting frame, 3_ bearing seat, 4_ first motor, 5_ first fixed block, 6_ first rotating shaft, 7_ transfer wheel, 8_ pull rope, 9_ fixed frame, 10_ moving column, 11_ lifting mechanism, 111_ moving rod, 112_ rotating block, 113_ first fixed rod, 114_ guide block, 12_ cleaning mechanism, 121_ placing frame, 122_ second fixed block, 123_ second rotating shaft, 124_ brush, 125_ belt pulley, 126_ flat belt, 13_ dust suction mechanism, 131_ mounting rod, 132_ second motor, 133_ third rotating shaft, 134_ dust suction frame, 135_ fan blade, 136_ third fixed block, 14_ collecting mechanism, 141_ supporting frame, 142_ collecting frame, 143_ sliding block, 144_ first handle, 145_ clamping block, 146_ clamping rod, 147_ pushing block, 15_ blocking mechanism, 151_ blocking plate, 152_ blocking plate, filter screen 153, 16_ spraying mechanism, 161_ water tank, 162_ pulling plate, 163_ spring, 164_ second handle, 165_ delivery pipe, 166_ second fixed rod, 167_ connecting frame, 168_ spraying plate, 17_ moving mechanism, 171_ supporting plate, 172_ fixing frame, 173_ roller, 174_ push rod.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

Example 1

A building eave dust cleaning device is shown in figures 1, 2, 3, 4, 5, 6 and 7 and comprises a fixing plate 1, a support frame 2, a bearing seat 3, a first motor 4, a first fixing block 5, a first rotating shaft 6, a transmission wheel 7, a pull rope 8, a fixing frame 9, a moving column 10, a lifting mechanism 11, a cleaning mechanism 12 and a dust suction mechanism 13, wherein the top of the fixing plate 1 is connected with the support frame 2, the front side of the top of the fixing plate 1 is connected with the bearing seat 3, the top of the bearing seat 3 is provided with the first motor 4, the first motor 4 can continuously provide power, an output shaft of the first motor 4 is connected with the first rotating shaft 6, the transmission wheel 7 is connected on the first rotating shaft 6, the first fixing block 5 is connected on the rear side of the support frame 2, the first fixing block 5 is rotatably connected with the first rotating shaft 6, the top of the support frame 2 is connected with the fixing frame 9, the moving column 10 is slidably connected in the fixing frame 9, inside stay cord 8 that is equipped with of fixed frame 9, the one end of stay cord 8 and the bottom is connected in moving post 10, and the other end and the transfer gear 7 of stay cord 8 are connected, are equipped with elevating system 11 in the fixed frame 9 for make the device lifting descend, elevating system 11 top is equipped with cleans mechanism 12, is used for cleaning the eaves dust, cleans the inside dust absorption mechanism 13 that is equipped with of mechanism 12, is used for absorbing the dust that produces in the brush 124 clearance process.

As shown in fig. 1, 2, 4 and 5, the lifting mechanism 11 includes a moving rod 111, a rotating block 112, a first fixing rod 113 and a guide block 114, the moving rod 111 is slidably connected to the inside of the moving column 10, the rotating block 112 is connected to the inside of the moving rod 111, the first fixing rod 113 is connected to the upper side of the right portion of the moving rod 111, the guide block 114 is connected to the upper side of the right side of the inside of the moving column 10, and the guide block 114 can be engaged with the rotating block 112 to rotate the rotating block 112.

As shown in fig. 1, 2, 6 and 7, the dust collecting device further includes a dust collecting mechanism 13, the dust collecting mechanism 13 includes a mounting rod 131, a second motor 132, a third rotating shaft 133, a dust collecting frame 134, fan blades 135 and a third fixing block 136, the front side of the placing frame 121 is connected with the mounting rod 131, the right side of the top of the mounting rod 131 is provided with the second motor 132, an output shaft of the second motor 132 is connected with the third rotating shaft 133, the third rotating shaft 133 is connected with the front and rear fan blades 135, the right side inside the placing frame 121 is provided with the dust collecting frame 134, the dust collecting frame 134 is connected with the third fixing block 136, and the third rotating shaft 133 is rotatably connected with the third fixing block 136.

As shown in fig. 1, 2 and 6, the cleaning mechanism 12 includes a placing frame 121, a second fixing block 122, a second rotating shaft 123, a brush 124, a belt pulley 125 and a flat belt 126, the placing frame 121 is connected between the top of the movable rod 111 and the top of the first fixing rod 113, the front and rear sides of the placing frame 121 are both connected with the second fixing block 122, the inner side of the second fixing block 122 is rotatably connected with the second rotating shaft 123, the second rotating shaft 123 is connected with the brush 124, the front and rear sides of the second rotating shaft 123 and the third rotating shaft 133 are both connected with the belt pulley 125, and the flat belt 126 is wound between the belt pulleys 125.

When dust on eaves needs to be cleaned, the first motor 4 and the second motor 132 are started, the output shaft of the first motor 4 drives the transmission wheel 7 to rotate, so that the transmission wheel 7 winds the pulling rope 8, the pulling rope 8 winds the pulling rope to drive the movable column 10 to move upwards, the movable column 10 moves upwards and simultaneously drives the rotating block 112 and the movable rod 111 to move upwards, when the rotating block 112 moves to be in contact with the guide block 114, the rotating block 112 can be rotated, the guide block 114 rotates to enable the whole movable rod 111 to start rotating, so that the placing frame 121 rotates, the direction adjusting effect can be achieved, the output shaft of the second motor 132 rotates to drive the third rotating shaft 133 to rotate, so that the fan blades 135 rotate, the belt pulleys 125 on the lower side can all drive the flat belt 126 to rotate, and the flat belt 126 can all drive the belt pulleys 125 on the upper side to rotate, make second pivot 123 begin to rotate, brush 124 begins to rotate under the rotation of second pivot 123 this moment, and clear up the eaves, the dust that produces among the cleaning process can adsorb to dust absorption frame 134 through the rotatory wind-force that produces of flabellum 135, after the clearance finishes, control first motor 4 antiport and reset, first motor 4 output shaft drives transfer wheel 7 this moment and rotates, thereby loosen stay cord 8, make removal post 10 lapse and reset, removal post 10 drives carriage release 111 and rotor block 112 lapse and resets this moment, because guide block 114's effect, rotor block 112 can advance to rotate when lapse resets again, drive carriage release 111 simultaneously and rotate, thereby make and place frame 121 and rotate and reset, close second motor 132 at last.

Example 2

On the basis of embodiment 1, as shown in fig. 2, 8 and 9, the brush cleaner further comprises a collecting mechanism 14 for collecting dust cleaned by the brush 124, the collecting mechanism 14 comprises a supporting frame 141, a receiving frame 142, a sliding groove block 143, a first handle 144, a clamping block 145, a clamping groove rod 146 and a pushing block 147, the bottom of the placing frame 121 is connected with the supporting frame 141, the receiving frame 142 is connected with the supporting frame 141 in a sliding manner, the sliding groove block 143 is connected to both the front side and the rear side of the receiving frame 142, the sliding groove block 143 is connected with the supporting frame 141 in a sliding manner, the left side of the receiving frame 142 is connected with the first handle 144, the first handle 144 is provided with a clamping groove, the upper side of the left side of the supporting frame 141 is connected with the two clamping blocks 145, the clamping groove rod 146 is connected between the clamping blocks 145 in a sliding manner, the clamping groove rod 146 can be clamped with the clamping groove, the pushing block 147 is connected to the front side of the clamping groove rod 146 in a sliding manner, and the pushing block 147 is used for limiting the clamping groove rod 146.

Before the device cleans dust on the eave, pull out the pushing block 147 to the left, so that the pushing block 147 is separated from the supporting frame 141 and clamped, then press the clamping groove rod 146 downwards, so that the clamping groove rod 146 is clamped with the first handle 144, at this time, the material receiving frame 142 is limited and can not slide any more, then in the cleaning process, the dust can be adsorbed into the dust absorption frame 134 and can move into the material receiving frame 142 due to the rotation of the fan blades 135, after the dust is cleaned, the first motor 4 is controlled, the placing frame 121 moves downwards and resets, then the clamping groove rod 146 slides upwards, and the pushing block 147 is pressed to the right, so that the pushing block 147 is clamped with the supporting frame 141, at this time, the material receiving frame 142 is no longer limited, the material receiving frame 142 can be pulled out and the dust in the material receiving frame 142 can be cleaned, and the material receiving frame 142 is pushed back to the right and reset after the cleaning is finished.

As shown in fig. 10, the dust cleaning device further includes a blocking mechanism 15 for filtering dust and cleaning the brush 124, the blocking mechanism 15 includes a blocking plate 151, a blocking plate 152 and a filter screen 153, the blocking plate 151 is connected to the left side inside the placing frame 121, the blocking plate 152 is connected to the right side of the blocking plate 151, the blocking plate 152 is used for cleaning materials adhered to the brush 124, and the filter screen 153 is arranged at the bottom of the blocking plate 151 and used for filtering dust.

The in-process that the brush 124 was cleaned the eaves, can be stained with the dust that is difficult to be adsorbed by flabellum 135 on the brush 124, when the brush 124 is constantly pivoted, block baffle 152 can carry out further clearance to brush 124, the dust of being inhaled in the dust absorption frame 134 simultaneously can be got into in the material frame 142 by the filtration of filter screen 153 again, the dirt that is cleared up on the brush 124 can slide on blocking plate 151, drops to receiving in the material frame 142 at last.

As shown in fig. 1, 2, 11 and 12, the washing device further includes a spraying mechanism 16 for spraying clean water to wash the brush 124, the spraying mechanism 16 includes a water tank 161, a pull plate 162, a spring 163, a second handle 164, a delivery pipe 165, a second fixing rod 166, a connecting frame 167 and a spraying plate 168, the right side of the fixed frame 9 is connected with the water tank 161, the right side of the water tank 161 is rotatably connected with the pull plate 162, two springs 163 are connected between the pull plate 162 and the water tank 161, the spring 163 can buffer and reset the pull plate 162, the top of the pull plate 162 is connected with the second handle 164, the lower side of the rear portion of the water tank 161 is connected with the delivery pipe 165, the rear side of the placement frame 121 is connected with the second fixing rod 166, the left side of the placement frame 121 is connected with the connecting frame 167, the right side of the connecting frame 167 is connected with the spraying plate 168, the spraying plate 168 can uniformly spray clean water, the delivery pipe 165 passes through the second fixing rod 166 and the connecting frame 167, the delivery tube 165 is connected to and communicates with the sprinkler plate 168.

When the device is carrying out the dust to the eave and cleans the process, start spraying plate 168, the water in the water tank 161 can enter into spraying plate 168 through conveyer pipe 165 this moment, and spray the clearance to filter screen 153, make the dust that is infected with on the filter screen 153 drop to receiving in the material frame 142, when there is not the clear water in the water tank 161, pull second handle 164 right, second handle 164 moves right and drives pull plate 162 and rotate right, spring 163 is all atress and is out of shape this moment, water tank 161 is opened and to be added the clear water to inside this moment, later loosen second handle 164, under spring 163's effect, pull plate 162 resets to the rotation left and drives second handle 164 and move left simultaneously and reset.

As shown in fig. 1 and 13, the device further comprises a moving mechanism 17 for facilitating the movement of the whole device, the moving mechanism 17 comprises a supporting plate 171, a fixing frame 172, rollers 173 and a pushing rod 174, the supporting plate 171 is connected to the bottom of the fixing plate 1, the fixing frame 172 is connected to the bottom of the supporting plate 171, the four rollers 173 are rotatably connected to the fixing frame 172, and the pushing rod 174 is connected to the left side of the supporting plate 171.

When the eave is cleaned, the pushing rod 174 can be pushed, the pushing rod 174 drives the supporting plate 171 to move, the supporting plate 171 drives the fixing frame 172 to move, the roller 173 starts to rotate, the convenient moving effect can be achieved at the moment, and when the eave is no longer required to be moved, the pushing rod 174 stops being pushed.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A building eave dust cleaning device comprises a fixing plate (1), a supporting frame (2), a bearing seat (3), a first motor (4), a first fixing block (5), a first rotating shaft (6), a conveying wheel (7), a pull rope (8), a fixing frame (9) and a moving column (10), wherein the supporting frame (2) is arranged at the top of the fixing plate (1), the bearing seat (3) is arranged on the front side of the top of the fixing plate (1), the first motor (4) is arranged at the top of the bearing seat (3), the first rotating shaft (6) is arranged on an output shaft of the first motor (4), the conveying wheel (7) is connected to the first rotating shaft (6), the first fixing block (5) is arranged on the rear side of the supporting frame (2), the first fixing block (5) is rotatably connected with the first rotating shaft (6), the fixing frame (9) is arranged at the top of the supporting frame (2), the pull rope (8) is arranged inside the fixing frame (9), the cleaning device is characterized by further comprising a lifting mechanism (11), a cleaning mechanism (12) and a dust suction mechanism (13), wherein the lifting mechanism (11) is arranged in the fixed frame (9), the cleaning mechanism (12) is arranged at the top of the lifting mechanism (11), and the dust suction mechanism (13) is arranged in the cleaning mechanism (12).

2. The building eave dust cleaning device according to claim 1, wherein the lifting mechanism (11) comprises a movable rod (111), a rotating block (112), a first fixing rod (113) and a guide block (114), the movable rod (111) is slidably arranged inside the movable column (10), the rotating block (112) is arranged inside the movable rod (111), the first fixing rod (113) is arranged on the upper side of the right part of the movable rod (111), and the guide block (114) is arranged on the upper side of the right side inside the movable column (10).

3. The building eave dust cleaning device according to claim 2, further comprising a dust suction mechanism (13), wherein the dust suction mechanism (13) comprises an installation rod (131), a second motor (132), a third rotating shaft (133), a dust suction frame (134), fan blades (135) and a third fixing block (136), the installation rod (131) is arranged on the front side of the placement frame (121), the second motor (132) is arranged on the right side of the top of the installation rod (131), the third rotating shaft (133) is arranged on an output shaft of the second motor (132), the front fan blade (135) and the rear fan blade (135) are arranged on the third rotating shaft (133), the dust suction frame (134) is arranged on the right side inside the placement frame (121), the third fixing block (136) is arranged in the dust suction frame (134), and the third rotating shaft (133) is rotatably connected with the third fixing block (136).

4. The building eave dust cleaning device according to claim 3, wherein the cleaning mechanism (12) comprises a placing frame (121), a second fixing block (122), a second rotating shaft (123), a brush (124), a belt pulley (125) and a flat belt (126), the placing frame (121) is arranged between the moving rod (111) and the top of the first fixing rod (113), the second fixing block (122) is arranged on the front side and the rear side of the placing frame (121), the second rotating shaft (123) is rotatably arranged between the inner sides of the second fixing block (122), the brush (124) is arranged on the second rotating shaft (123), the belt pulleys (125) are arranged on the front side and the rear side of the second rotating shaft (123) and the front side and the rear side of the third rotating shaft (133), and the flat belt (126) is wound between the belt pulleys (125).

5. The building eave dust cleaning device according to claim 4, further comprising a collecting mechanism (14), wherein the collecting mechanism (14) comprises a supporting frame (141), a receiving frame (142), and a chute block (143), the novel material receiving and pushing device comprises a first handle (144), a clamping block (145), a clamping groove rod (146) and a pushing block (147), wherein a supporting frame (141) is arranged at the bottom of a placing frame (121), a material receiving frame (142) is arranged in the supporting frame (141) in a sliding mode, sliding groove blocks (143) are connected to the front side and the rear side of the material receiving frame (142), the sliding groove blocks (143) are connected with the supporting frame (141) in a sliding mode, the first handle (144) is arranged on the left side of the material receiving frame (142), a clamping groove is formed in the first handle (144), the clamping groove is formed in the left upper side of the supporting frame (141), the clamping groove rod (146) is arranged between the clamping blocks (145) in a sliding mode, and the pushing block (147) is arranged in the front side of the clamping groove rod (146) in a sliding mode.

6. The building eave dust cleaning device according to claim 5, further comprising a blocking mechanism (15), wherein the blocking mechanism (15) comprises a blocking plate (151), a blocking plate (152) and a filter screen (153), the blocking plate (151) is arranged on the left side inside the placing frame (121), the blocking plate (152) is arranged on the right side of the blocking plate (151), and the filter screen (153) is arranged at the bottom of the blocking plate (151).

7. The building eave dust cleaning device according to claim 6, further comprising a spraying mechanism (16), wherein the spraying mechanism (16) comprises a water tank (161), a pulling plate (162), a spring (163), a second handle (164), a delivery pipe (165), a second fixing rod (166), a connecting frame (167) and a spraying plate (168), the water tank (161) is arranged on the right side of the fixed frame (9), the pulling plate (162) is rotatably arranged on the right side of the water tank (161), two springs (163) are arranged between the pulling plate (162) and the water tank (161), the springs (163) can buffer and reset the pulling plate (162), the second handle (164) is arranged on the top of the pulling plate (162), the delivery pipe (165) is arranged on the lower side of the rear portion of the water tank (161), the second fixing rod (166) is arranged on the rear side of the placing frame (121), the connecting frame (167) is arranged on the left side of the interior of the placing frame (121), the right side of the connecting frame (167) is provided with a spraying plate (168), the conveying pipe (165) penetrates through the second fixing rod (166) and the connecting frame (167), and the conveying pipe (165) is connected and communicated with the spraying plate (168).

8. The building eave dust cleaning device according to claim 7, further comprising a moving mechanism (17), wherein the moving mechanism (17) comprises a supporting plate (171), a fixing frame (172), rollers (173) and a push rod (174), the supporting plate (171) is arranged at the bottom of the fixing plate (1), the fixing frame (172) is arranged at the bottom of the supporting plate (171), the four rollers (173) are rotatably arranged on the fixing frame (172), and the push rod (174) is arranged on the left side of the supporting plate (171).