Disclosure of Invention
In order to overcome the defects that impurities doped in the gravel are required to be removed, the workload is hard to be manually completed, and the quality of gravel is hard to be strictly controlled, the technical problems of the invention are as follows: the high-quality gravel screening device for the building can replace manual work, can strictly control the quality of gravel and is convenient to use.
The technical implementation scheme of the invention is as follows: a high-quality gravel screening device for buildings comprises a support, a base, a first supporting rod, a supporting plate, a screen, a first connecting rod, a second connecting rod, a first fixing seat, a second supporting rod, a feeding plate, a baffle plate, a third supporting rod, a top plate and a fourth supporting rod, wherein the base is arranged at the upper part of the support, a first discharge hole is formed in the base, the first supporting rod is arranged at the upper part of the base, the supporting rod is arranged at the upper part of the first supporting rod, the second discharge hole is formed in the supporting plate, the first fixing seat is arranged at the lower part of the supporting plate, the second connecting rod is rotatably arranged at the lower part of the first fixing seat, the first connecting rod is rotatably arranged at the lower part of the second connecting rod, the screen is arranged in the middle part of the first connecting rod, the third supporting rod and the second, the baffle is installed to fourth bracing piece lower part, and the delivery sheet is installed to the baffle lower part, is equipped with the vent on the second bracing piece.
Optionally, the device also comprises a motor, a first belt pulley, a first connecting belt, a disc and a first bearing, the sixth bracing piece, the second belt pulley, first pivot, the third connecting rod, fourth connecting rod and second fixing base, the motor is installed on backup pad upper right portion, install first belt pulley on the motor output shaft, the sixth bracing piece is installed to first bracing piece left part, first bearing is installed to the sixth bracing piece left end, install first pivot through the mode of interference connection in the first bearing, install second belt pulley and disc in the first pivot, install first connecting belt between second belt pulley and the first belt pulley, the third connecting rod is installed to the last rotation type of disc, the fourth connecting rod is installed to the last rotation type of third connecting rod, the second fixing base is installed to the second connecting rod right part, the second fixing base links to each other through the round pin axle rotation type with the fourth connecting rod.
Optionally, the fire-spraying device further comprises a spray head, a fire-spraying frame and a fifth supporting rod, the fifth supporting rod is installed on the right portion of the supporting plate, the fire-spraying frame is installed on the upper portion of the fifth supporting rod, and the spray head is installed on the upper portion of the fire-spraying frame.
Optionally, the device further comprises a first bevel gear, a second bevel gear, a seventh support rod, a seventh rotating shaft, a seventh bearing, a third bevel gear, a fourth bevel gear, an eighth rotating shaft, an eighth bearing, an eighth support rod and blades, wherein the eighth support rod is installed on the upper portion of the support plate, the eighth bearing is installed on the upper portion of the eighth support rod, the eighth rotating shaft is installed in the eighth bearing in an interference connection mode, the blades are installed at the left end of the eighth rotating shaft, the fourth bevel gear is installed at the right end of the eighth rotating shaft, the first bevel gear is installed on the motor output shaft, the seventh support rod is installed at the left portion of the fifth support rod, the seventh bearing is installed at the left end of the seventh support rod, the seventh rotating shaft is installed in the seventh bearing in an interference connection mode, the second bevel gear is installed at the lower end of the seventh rotating shaft, the second bevel, the third bevel gear is meshed with the fourth bevel gear.
Optionally, the wind turbine further comprises a fourth bearing, a rear cover and a front cover, wherein the front cover is installed at the front part of the blade, the rear cover is installed at the rear part of the blade, the fourth bearing is installed in the middle of the rear cover, and the eighth rotating shaft penetrates through the fourth bearing.
On the flitch was put to the grit to the manual work, the grit sent the second discharge opening along the flitch, after the screen cloth screening, fallen to ground from first discharge opening, convenient the collection.
Because the device also comprises a motor, a first belt pulley, a first connecting belt, a disc, a first bearing, a sixth supporting rod, a second belt pulley, a first rotating shaft, a third connecting rod, a fourth connecting rod and a second fixing seat, the motor is arranged at the upper right part of the supporting plate, the first belt pulley is arranged on an output shaft of the motor, the sixth supporting rod is arranged at the left part of the first supporting rod, the first bearing is arranged at the left end of the sixth supporting rod, the first rotating shaft is arranged in the first bearing in an interference connection mode, the second belt pulley and the disc are arranged on the first rotating shaft, the first connecting belt is arranged between the second belt pulley and the first belt pulley, the third connecting rod is arranged on the disc in a rotating mode, the fourth connecting rod is arranged on the third connecting rod in a rotating mode, the second fixing seat is arranged at the right part of the second connecting rod, the second fixing seat is rotatably connected with the fourth connecting, drive first belt pulley and constantly rotate, make the second belt pulley constantly rotate through first connecting belt, make the disc constantly rotate through first pivot, make the continuous horizontal hunting of second connecting rod through third connecting rod and fourth connecting rod, drive the screen cloth through first connecting rod and constantly remove, screen more meticulously.
Because still including shower nozzle, flame projecting frame and fifth bracing piece, the fifth bracing piece is installed to the backup pad right part, and flame projecting frame is installed on fifth bracing piece upper portion, and the shower nozzle is installed on flame projecting frame upper portion, and the manual work starts flame projecting frame, makes the shower nozzle flame projecting, to the grit heating, makes the grit dry, prevents that the grit adhesion is on the delivery sheet.
Because the device also comprises a first bevel gear, a second bevel gear, a seventh support rod, a seventh rotating shaft, a seventh bearing, a third bevel gear, a fourth bevel gear, an eighth rotating shaft, an eighth bearing, an eighth support rod and blades, the eighth support rod is arranged at the upper part of the support plate, the eighth bearing is arranged at the upper part of the eighth support rod, the eighth rotating shaft is arranged in the eighth bearing in an interference connection mode, the blades are arranged at the left end of the eighth rotating shaft, the fourth bevel gear is arranged at the right end of the eighth rotating shaft, the first bevel gear is arranged on the output shaft of the motor, the seventh support rod is arranged at the left part of the fifth support rod, the seventh bearing is arranged at the left end of the seventh support rod, the seventh rotating shaft is arranged in the seventh bearing in an interference connection mode, the second bevel gear is arranged at the lower end of the seventh rotating shaft and is meshed with the first bevel gear, the third bevel, the motor output shaft rotates, drives first bevel gear and rotates, makes second bevel gear constantly rotate, drives third bevel gear through the seventh pivot and rotates, makes fourth bevel gear constantly rotate, makes the blade constantly rotate through the eighth pivot, blows away the dust in the grit, improves the quality of grit.
Because still including fourth bearing, back lid and protecgulum, the blade forward-mounted has the protecgulum, and the back lid is installed at the blade rear portion, installs the fourth bearing in the middle of the back lid, and the fourth bearing is passed in the eighth pivot, and protecgulum and back lid can prevent that the people from touching the blade, improve factor of safety.
Compared with the prior art, the invention has the following advantages: the invention can replace manual work, can strictly control the quality of the gravel and has convenient use, large-particle impurities in the gravel can be thoroughly removed by using the device, and small-particle dust in the gravel can be removed, thereby greatly improving the quality of the gravel and indirectly improving the firmness of a building.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
Example 1
A high-quality gravel screening device for buildings is disclosed, as shown in figures 1-5, and comprises a support 1, a base 2, a first supporting rod 4, a supporting plate 5, a screen 7, a first connecting rod 8, a second connecting rod 9, a first fixing seat 10, a second supporting rod 12, a feeding plate 13, a baffle 14, a third supporting rod 15, a top plate 16 and a fourth supporting rod 17, wherein the base 2 is installed on the upper portion of the support 1, a first discharge hole 3 is arranged in the base 2, the first supporting rod 4 is installed on the upper portion of the base 2, the supporting rod is installed on the upper portion of the first supporting rod 4, a second discharge hole 6 is arranged in the supporting plate 5, the first fixing seat 10 is installed on the lower portion of the supporting plate 5, the second connecting rod 9 is installed on the lower portion of the first fixing seat 10 in a rotating manner, the first connecting rod 8 is installed on the lower portion of the second connecting rod 9 in a rotating manner, the, a top plate 16 is installed on the upper portion of the third support rod 15, a fourth support rod 17 is installed on the right portion of the top plate 16, a baffle 14 is installed on the lower portion of the fourth support rod 17, a feeding plate 13 is installed on the lower portion of the baffle 14, and a ventilation opening 11 is formed in the second support rod 12.
Example 2
A high-quality gravel screening device for buildings is disclosed, as shown in figures 1-5, and comprises a support 1, a base 2, a first supporting rod 4, a supporting plate 5, a screen 7, a first connecting rod 8, a second connecting rod 9, a first fixing seat 10, a second supporting rod 12, a feeding plate 13, a baffle 14, a third supporting rod 15, a top plate 16 and a fourth supporting rod 17, wherein the base 2 is installed on the upper portion of the support 1, a first discharge hole 3 is arranged in the base 2, the first supporting rod 4 is installed on the upper portion of the base 2, the supporting rod is installed on the upper portion of the first supporting rod 4, a second discharge hole 6 is arranged in the supporting plate 5, the first fixing seat 10 is installed on the lower portion of the supporting plate 5, the second connecting rod 9 is installed on the lower portion of the first fixing seat 10 in a rotating manner, the first connecting rod 8 is installed on the lower portion of the second connecting rod 9 in a rotating manner, the, a top plate 16 is installed on the upper portion of the third support rod 15, a fourth support rod 17 is installed on the right portion of the top plate 16, a baffle 14 is installed on the lower portion of the fourth support rod 17, a feeding plate 13 is installed on the lower portion of the baffle 14, and a ventilation opening 11 is formed in the second support rod 12.
The device also comprises a motor 21, a first belt pulley 22, a first connecting belt 23, a disc 24, a first bearing 25, a sixth supporting rod 26, a second belt pulley 27, a first rotating shaft 28, a third connecting rod 29, a fourth connecting rod 30 and a second fixing seat 31, wherein the motor 21 is arranged at the upper right part of the supporting plate 5, the first belt pulley 22 is arranged on an output shaft of the motor 21, the sixth supporting rod 26 is arranged at the left part of the first supporting rod 4, the first bearing 25 is arranged at the left end of the sixth supporting rod 26, the first rotating shaft 28 is arranged in the first bearing 25 in an interference connection mode, the second belt pulley 27 and the disc 24 are arranged on the first rotating shaft 28, the first connecting belt 23 is arranged between the second belt pulley 27 and the first belt pulley 22, the third connecting rod 29 is arranged on the disc 24 in a rotating mode, the fourth connecting rod 30 is arranged on the third connecting rod 29 in a rotating mode, the second fixing seat 31 is arranged at the right, the second fixing seat 31 is rotatably connected to the fourth connecting rod 30 by a pin.
Example 3
A high-quality gravel screening device for buildings is disclosed, as shown in figures 1-5, and comprises a support 1, a base 2, a first supporting rod 4, a supporting plate 5, a screen 7, a first connecting rod 8, a second connecting rod 9, a first fixing seat 10, a second supporting rod 12, a feeding plate 13, a baffle 14, a third supporting rod 15, a top plate 16 and a fourth supporting rod 17, wherein the base 2 is installed on the upper portion of the support 1, a first discharge hole 3 is arranged in the base 2, the first supporting rod 4 is installed on the upper portion of the base 2, the supporting rod is installed on the upper portion of the first supporting rod 4, a second discharge hole 6 is arranged in the supporting plate 5, the first fixing seat 10 is installed on the lower portion of the supporting plate 5, the second connecting rod 9 is installed on the lower portion of the first fixing seat 10 in a rotating manner, the first connecting rod 8 is installed on the lower portion of the second connecting rod 9 in a rotating manner, the, a top plate 16 is installed on the upper portion of the third support rod 15, a fourth support rod 17 is installed on the right portion of the top plate 16, a baffle 14 is installed on the lower portion of the fourth support rod 17, a feeding plate 13 is installed on the lower portion of the baffle 14, and a ventilation opening 11 is formed in the second support rod 12.
The device also comprises a motor 21, a first belt pulley 22, a first connecting belt 23, a disc 24, a first bearing 25, a sixth supporting rod 26, a second belt pulley 27, a first rotating shaft 28, a third connecting rod 29, a fourth connecting rod 30 and a second fixing seat 31, wherein the motor 21 is arranged at the upper right part of the supporting plate 5, the first belt pulley 22 is arranged on an output shaft of the motor 21, the sixth supporting rod 26 is arranged at the left part of the first supporting rod 4, the first bearing 25 is arranged at the left end of the sixth supporting rod 26, the first rotating shaft 28 is arranged in the first bearing 25 in an interference connection mode, the second belt pulley 27 and the disc 24 are arranged on the first rotating shaft 28, the first connecting belt 23 is arranged between the second belt pulley 27 and the first belt pulley 22, the third connecting rod 29 is arranged on the disc 24 in a rotating mode, the fourth connecting rod 30 is arranged on the third connecting rod 29 in a rotating mode, the second fixing seat 31 is arranged at the right, the second fixing seat 31 is rotatably connected to the fourth connecting rod 30 by a pin.
The novel flame-retardant fire-extinguishing device is characterized by further comprising a spray head 18, a flame-extinguishing rack 19 and a fifth supporting rod 20, the fifth supporting rod 20 is installed on the right portion of the supporting plate 5, the flame-extinguishing rack 19 is installed on the upper portion of the fifth supporting rod 20, and the spray head 18 is installed on the upper portion of the flame-extinguishing rack 19.
Example 4
A high-quality gravel screening device for buildings is disclosed, as shown in figures 1-5, and comprises a support 1, a base 2, a first supporting rod 4, a supporting plate 5, a screen 7, a first connecting rod 8, a second connecting rod 9, a first fixing seat 10, a second supporting rod 12, a feeding plate 13, a baffle 14, a third supporting rod 15, a top plate 16 and a fourth supporting rod 17, wherein the base 2 is installed on the upper portion of the support 1, a first discharge hole 3 is arranged in the base 2, the first supporting rod 4 is installed on the upper portion of the base 2, the supporting rod is installed on the upper portion of the first supporting rod 4, a second discharge hole 6 is arranged in the supporting plate 5, the first fixing seat 10 is installed on the lower portion of the supporting plate 5, the second connecting rod 9 is installed on the lower portion of the first fixing seat 10 in a rotating manner, the first connecting rod 8 is installed on the lower portion of the second connecting rod 9 in a rotating manner, the, a top plate 16 is installed on the upper portion of the third support rod 15, a fourth support rod 17 is installed on the right portion of the top plate 16, a baffle 14 is installed on the lower portion of the fourth support rod 17, a feeding plate 13 is installed on the lower portion of the baffle 14, and a ventilation opening 11 is formed in the second support rod 12.
The device also comprises a motor 21, a first belt pulley 22, a first connecting belt 23, a disc 24, a first bearing 25, a sixth supporting rod 26, a second belt pulley 27, a first rotating shaft 28, a third connecting rod 29, a fourth connecting rod 30 and a second fixing seat 31, wherein the motor 21 is arranged at the upper right part of the supporting plate 5, the first belt pulley 22 is arranged on an output shaft of the motor 21, the sixth supporting rod 26 is arranged at the left part of the first supporting rod 4, the first bearing 25 is arranged at the left end of the sixth supporting rod 26, the first rotating shaft 28 is arranged in the first bearing 25 in an interference connection mode, the second belt pulley 27 and the disc 24 are arranged on the first rotating shaft 28, the first connecting belt 23 is arranged between the second belt pulley 27 and the first belt pulley 22, the third connecting rod 29 is arranged on the disc 24 in a rotating mode, the fourth connecting rod 30 is arranged on the third connecting rod 29 in a rotating mode, the second fixing seat 31 is arranged at the right, the second fixing seat 31 is rotatably connected to the fourth connecting rod 30 by a pin.
The novel flame-retardant fire-extinguishing device is characterized by further comprising a spray head 18, a flame-extinguishing rack 19 and a fifth supporting rod 20, the fifth supporting rod 20 is installed on the right portion of the supporting plate 5, the flame-extinguishing rack 19 is installed on the upper portion of the fifth supporting rod 20, and the spray head 18 is installed on the upper portion of the flame-extinguishing rack 19.
The novel support plate is characterized by further comprising a first bevel gear 32, a second bevel gear 33, a seventh support rod 34, a seventh rotating shaft 35, a seventh bearing 36, a third bevel gear 37, a fourth bevel gear 38, an eighth rotating shaft 39, an eighth bearing 40, an eighth support rod 41 and blades 42, wherein the eighth support rod 41 is installed on the upper portion of the support plate 5, the eighth bearing 40 is installed on the upper portion of the eighth support rod 41, the eighth rotating shaft 39 is installed in the eighth bearing 40 in an interference connection mode, the blades 42 are installed at the left end of the eighth rotating shaft 39, the fourth bevel gear 38 is installed at the right end of the eighth rotating shaft 39, the first bevel gear 32 is installed on an output shaft of the motor 21, the seventh support rod 34 is installed at the left portion of the fifth support rod 20, the seventh bearing 36 is installed at the left end of the seventh support rod 34, the seventh rotating shaft 35 is installed in the seventh bearing 36 in an interference connection mode, the second bevel gear 33 is installed, a third bevel gear 37 is mounted at the upper end of the seventh rotating shaft 35, and the third bevel gear 37 is meshed with a fourth bevel gear 38.
Example 5
A high-quality gravel screening device for buildings is disclosed, as shown in figures 1-5, and comprises a support 1, a base 2, a first supporting rod 4, a supporting plate 5, a screen 7, a first connecting rod 8, a second connecting rod 9, a first fixing seat 10, a second supporting rod 12, a feeding plate 13, a baffle 14, a third supporting rod 15, a top plate 16 and a fourth supporting rod 17, wherein the base 2 is installed on the upper portion of the support 1, a first discharge hole 3 is arranged in the base 2, the first supporting rod 4 is installed on the upper portion of the base 2, the supporting rod is installed on the upper portion of the first supporting rod 4, a second discharge hole 6 is arranged in the supporting plate 5, the first fixing seat 10 is installed on the lower portion of the supporting plate 5, the second connecting rod 9 is installed on the lower portion of the first fixing seat 10 in a rotating manner, the first connecting rod 8 is installed on the lower portion of the second connecting rod 9 in a rotating manner, the, a top plate 16 is installed on the upper portion of the third support rod 15, a fourth support rod 17 is installed on the right portion of the top plate 16, a baffle 14 is installed on the lower portion of the fourth support rod 17, a feeding plate 13 is installed on the lower portion of the baffle 14, and a ventilation opening 11 is formed in the second support rod 12.
The device also comprises a motor 21, a first belt pulley 22, a first connecting belt 23, a disc 24, a first bearing 25, a sixth supporting rod 26, a second belt pulley 27, a first rotating shaft 28, a third connecting rod 29, a fourth connecting rod 30 and a second fixing seat 31, wherein the motor 21 is arranged at the upper right part of the supporting plate 5, the first belt pulley 22 is arranged on an output shaft of the motor 21, the sixth supporting rod 26 is arranged at the left part of the first supporting rod 4, the first bearing 25 is arranged at the left end of the sixth supporting rod 26, the first rotating shaft 28 is arranged in the first bearing 25 in an interference connection mode, the second belt pulley 27 and the disc 24 are arranged on the first rotating shaft 28, the first connecting belt 23 is arranged between the second belt pulley 27 and the first belt pulley 22, the third connecting rod 29 is arranged on the disc 24 in a rotating mode, the fourth connecting rod 30 is arranged on the third connecting rod 29 in a rotating mode, the second fixing seat 31 is arranged at the right, the second fixing seat 31 is rotatably connected to the fourth connecting rod 30 by a pin.
The novel flame-retardant fire-extinguishing device is characterized by further comprising a spray head 18, a flame-extinguishing rack 19 and a fifth supporting rod 20, the fifth supporting rod 20 is installed on the right portion of the supporting plate 5, the flame-extinguishing rack 19 is installed on the upper portion of the fifth supporting rod 20, and the spray head 18 is installed on the upper portion of the flame-extinguishing rack 19.
The novel support plate is characterized by further comprising a first bevel gear 32, a second bevel gear 33, a seventh support rod 34, a seventh rotating shaft 35, a seventh bearing 36, a third bevel gear 37, a fourth bevel gear 38, an eighth rotating shaft 39, an eighth bearing 40, an eighth support rod 41 and blades 42, wherein the eighth support rod 41 is installed on the upper portion of the support plate 5, the eighth bearing 40 is installed on the upper portion of the eighth support rod 41, the eighth rotating shaft 39 is installed in the eighth bearing 40 in an interference connection mode, the blades 42 are installed at the left end of the eighth rotating shaft 39, the fourth bevel gear 38 is installed at the right end of the eighth rotating shaft 39, the first bevel gear 32 is installed on an output shaft of the motor 21, the seventh support rod 34 is installed at the left portion of the fifth support rod 20, the seventh bearing 36 is installed at the left end of the seventh support rod 34, the seventh rotating shaft 35 is installed in the seventh bearing 36 in an interference connection mode, the second bevel gear 33 is installed, a third bevel gear 37 is mounted at the upper end of the seventh rotating shaft 35, and the third bevel gear 37 is meshed with a fourth bevel gear 38.
The wind turbine blade further comprises a fourth bearing 43, a rear cover 44 and a front cover 45, wherein the front cover 45 is installed at the front part of the blade 42, the rear cover 44 is installed at the rear part of the blade 42, the fourth bearing 43 is installed in the middle of the rear cover 44, and the eighth rotating shaft 39 penetrates through the fourth bearing 43.
The manual work is put the grit on the delivery sheet 13, and the grit sends second discharge opening 6 along delivery sheet 13, after 7 screens of screen cloth, falls to ground from first discharge opening 3, convenient collection.
Because the device also comprises a motor 21, a first belt pulley 22, a first connecting belt 23, a disc 24, a first bearing 25, a sixth supporting rod 26, a second belt pulley 27, a first rotating shaft 28, a third connecting rod 29, a fourth connecting rod 30 and a second fixing seat 31, the motor 21 is arranged at the upper right part of the supporting plate 5, the first belt pulley 22 is arranged on an output shaft of the motor 21, the sixth supporting rod 26 is arranged at the left part of the first supporting rod 4, the first bearing 25 is arranged at the left end of the sixth supporting rod 26, the first rotating shaft 28 is arranged in the first bearing 25 in an interference connection mode, the second belt pulley 27 and the disc 24 are arranged on the first rotating shaft 28, the first connecting belt 23 is arranged between the second belt pulley 27 and the first belt pulley 22, the third connecting rod 29 is arranged on the disc 24 in a rotating mode, the fourth connecting rod 30 is arranged on the third connecting rod 29 in a rotating mode, the second fixing seat 31 is arranged at the right part, second fixing base 31 links to each other through round pin axle rotary type with fourth connecting rod 30, artifical starter motor 21 constantly rotates, drives first belt pulley 22 and constantly rotates, makes second belt pulley 27 constantly rotate through first connecting belt 23, makes disc 24 constantly rotate through first pivot 28, makes the continuous horizontal hunting of second connecting rod 9 through third connecting rod 29 and fourth connecting rod 30, moves about constantly through first connecting rod 8 drive screen cloth 7, and the screening is more meticulous.
Because still including shower nozzle 18, flame projecting frame 19 and fifth bracing piece 20, fifth bracing piece 20 is installed to backup pad 5 right part, and flame projecting frame 19 is installed on fifth bracing piece 20 upper portion, and shower nozzle 18 is installed on flame projecting frame 19 upper portion, and manual start flame projecting frame 19 makes shower nozzle 18 flame projecting, to the grit heating, makes the grit dry, prevents that the grit adhesion is on delivery sheet 13.
Because the support plate further comprises a first bevel gear 32, a second bevel gear 33, a seventh support rod 34, a seventh rotating shaft 35, a seventh bearing 36, a third bevel gear 37, a fourth bevel gear 38, an eighth rotating shaft 39, an eighth bearing 40, an eighth support rod 41 and blades 42, the eighth support rod 41 is installed on the upper portion of the support plate 5, the eighth bearing 40 is installed on the upper portion of the eighth support rod 41, the eighth rotating shaft 39 is installed in the eighth bearing 40 in an interference connection mode, the blades 42 are installed at the left end of the eighth rotating shaft 39, the fourth bevel gear 38 is installed at the right end of the eighth rotating shaft 39, the first bevel gear 32 is installed on the output shaft of the motor 21, the seventh support rod 34 is installed at the left portion of the fifth support rod 20, the seventh bearing 36 is installed at the left end of the seventh support rod 34, the seventh rotating shaft 35 is installed in the seventh bearing 36 in an interference connection mode, and the, second bevel gear 33 meshes with first bevel gear 32, third bevel gear 37 is installed to seventh pivot 35 upper end, third bevel gear 37 meshes with fourth bevel gear 38, motor 21 output shaft rotates, drive first bevel gear 32 and rotate, make second bevel gear 33 constantly rotate, drive third bevel gear 37 through seventh pivot 35 and rotate, make fourth bevel gear 38 constantly rotate, make blade 42 constantly rotate through eighth pivot 39, blow away the dust in the grit, improve the quality of grit.
Because still including fourth bearing 43, back lid 44 and protecgulum 45, blade 42 is anterior to be installed protecgulum 45, and blade 42 is posterior to be installed back lid 44, installs fourth bearing 43 in the middle of back lid 44, and eighth pivot 39 passes fourth bearing 43, and protecgulum 45 and back lid 44 can prevent that people from touching blade 42, improve factor of safety.
The present application is described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.