CN111015398A

CN111015398A - Dead-angle-free safe wall surface grinding machine

Info

Publication number: CN111015398A
Application number: CN201911134974.8A
Authority: CN
Inventors: 窦家奇; 姚文杰; 乐文轩; 刘迪; 汪繁荣
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-04-17

Abstract

The invention belongs to the technical field of building equipment, and particularly relates to a dead-corner-free safe wall surface grinding machine, which aims at the technical problem that most of the existing wall surface grinding machines cannot process the concave-convex flatness at dead corners of wall surfaces. According to the wall surface polishing device, the rotating block and the light curved rod are arranged, and the wall surface at the corner are polished through the rotating block and the light curved rod, so that the wall surface polishing efficiency is improved.

Description

Dead-angle-free safe wall surface grinding machine

Technical Field

The invention relates to the technical field of building equipment, in particular to a dead-corner-free safe wall surface grinding machine.

Background

In our daily life, in the building field, often need to polish to the wall because of various reasons to the fitment of later stage, but current wall polisher is when polishing the corner of wall, because the restriction between polisher and the corner, the corner department of wall can not fine polish level and smooth.

Through retrieval, chinese patent application No. CN201720641807.2 discloses a building wall polisher, which relates to the field of polishing devices, and comprises a support plate, guide rods are arranged at four corners of the top of the support plate, the bottom ends of the guide rods penetrate through the support plate and extend to the lower part of the support plate to be fixedly connected with the top of a base, rollers are arranged at four corners of the bottom of the base, springs are sleeved between the bottom of the support plate and the top of the base and the surface of the guide rods, the polishing disc is driven by a motor to rotate to polish a wall surface, a first air pipe generates negative pressure inside a motor box through the work of a fan, a polishing head conveniently arranged on the polishing disc collects dust generated in the process of polishing the wall surface, and the dust enters a dust collecting box through a second air pipe to effectively remove the dust generated in the polishing process, not only does the working environment not suffer from pollution, but also reduces the health threat to operators, and the patent has the following defects: the device can not solve the roughness problem of wall angle department when polishing the wall corner, makes the work of polishing careful inadequately.

Disclosure of Invention

Based on the technical problem that most of existing wall surface grinding machines cannot process the concave-convex flatness at dead corners of wall surfaces, the invention provides a dead-corner-free safe wall surface grinding machine.

The invention provides a dead-corner-free safe wall surface polisher which comprises a shell, wherein a pneumatic motor is fixedly connected to the inner wall of one side of the shell, a rotating rod is fixedly connected to the output end of the pneumatic motor, a rotating block is fixedly connected to one end of the rotating rod, polishing grains are formed in the rotating block, a movable ring is fixedly connected to the outer portion of one side of the rotating block, a plurality of partition plates are arranged inside the movable ring, the inner wall of the bottom end of the movable ring is rotatably connected with the rotating rod through a rotating shaft at the partition plates, a light curved rod is fixedly connected to the outer portion of the rotating rod, a sponge layer is arranged on the outer portion of one side of the light curved rod.

Preferably, the inner wall of one side of the shell is provided with an arc-shaped plate, the top end of the shell is provided with a vent hole, a dust screen is arranged in the vent hole, the shell is rotatably connected with the rotating block through a rotating shaft, an air inlet hole is formed in the rotating block, a rectangular through hole is formed in the bottom end of the shell below the pneumatic motor, the shell is fixedly connected with a dust collecting chamber in the rectangular through hole, and the rotating rod is fixedly connected with fan blades outside.

Preferably, a fixing rod is fixedly connected between the inner walls of the two sides of the top end of the dust collecting chamber, a semicircular pipe is rotatably connected to the outside of the top end of the fixing rod through a rotating shaft, and counterweight strips are fixedly connected to the two ends of the semicircular pipe.

Preferably, shell one side both ends fixedly connected with L shaped plate, L shaped plate top one side fixedly connected with support groove, support groove rotate through the pivot and are connected with through the pressure lever, and rotate through the pivot according to pressure lever one end and be connected with bent shape glass board, two fixedly connected with connecting plate between the bent shape glass board according to pressure lever one end fixedly connected with according to the pressure board, the L shaped plate has seted up according to the indent in the below department of pressing the board.

Preferably, the L-shaped plate has one end provided with a rectangular opening, the L-shaped plate has an inner portion provided with a curved groove, and the curved glass plate is slidably connected with the L-shaped plate at the curved groove.

Preferably, an arc-shaped groove is formed in one side of the curved glass plate, the curved glass plate is rotatably connected with a fan-shaped baffle plate at the arc-shaped groove through a torsion spring rod, and the L-shaped plate is fixedly connected with a clamping rod at the top end of the curved groove.

Preferably, an annular groove is formed in the outer portion of one end of the rotating block, the rotating block is rotatably connected with a plurality of expansion rods through a rotating shaft at the annular groove, one end of each expansion rod is fixedly connected with a rubber ring, and the rubber ring and the rotating block are fixedly connected with elastic cloth in front.

The beneficial effects of the invention are as follows:

1. the light curved rod is arranged, the rotating block is driven by the pneumatic motor to rotate, the light curved rod is opened outside the rotating rod due to the influence of centrifugal force, and when the device polishes the wall surface at the corner, the opened light curved rod drives the iron brush to polish the wall surface at the corner, so that the work of cleaning the wall surface at the corner by the device is perfected;

2. through the arrangement of the fan blades, when the pneumatic motor rotates, the rotating rod is driven to rotate, meanwhile, the rotating rod drives the fan blades to rotate, the fan blades drive air flow to suck wall dust generated during wall surface polishing into the shell, and finally the wall dust falls into the dust collecting chamber to be collected, so that the wall dust is prevented from causing health hazards to human bodies;

3. by arranging the semicircular pipes, after the wall dust is sucked into the shell, the wall dust falls into a gap between the two semicircular pipes, and meanwhile, the semicircular pipes deflect due to the gravity influence of the wall dust, so that a gap is formed, the wall dust falls into the dust collection chamber, and meanwhile, the wall dust in the dust collection chamber is flushed out of the dust collection chamber due to the influence of ascending air flow in the shell, and the semicircular pipes need to deflect by a large angle, so that the device can effectively prevent the wall dust in the dust collection chamber from being flushed out;

4. by arranging the pressing plate, when the L-shaped plate is held by hands, the pressing plate is pressed, the pressing plate drives the pressing rod to rotate in the bracket groove, meanwhile, the connecting plate rises to drive the curved glass plate to rise, meanwhile, the clamping rod does not limit the fan-shaped baffle, and the fan-shaped baffle rotates under the action of the torsion spring force, so that the hands and the faces of workers are protected when the workers work;

5. through setting up elasticity cloth, when polishing the wall, meetting large granule stone, the expansion pole opens because centrifugal force drives the rubber ring, simultaneously because the rubber ring highly is greater than the height of the face of polishing apart from the wall, when polishing large granule stone, the rubber ring covers large granule stone at first, and the face of polishing simultaneously is when polishing the stone, and the stone collapses to fly inside at first can falling into elasticity cloth, prevents that the stone from splashing and hurting the people, has improved factor of safety.

According to the wall surface polishing device, the rotating block and the light curved rod are arranged, and the wall surface at the corner are polished through the rotating block and the light curved rod, so that the wall surface polishing efficiency is improved.

Drawings

FIG. 1 is a front cross-sectional view of a dead-corner-free safety wall grinder in accordance with example 1;

FIG. 2 is a front view of a rotary block of the dead-corner-free safe wall surface grinding machine according to embodiment 1;

FIG. 3 is a top cross-sectional view of the movable ring of the dead-corner-free safe wall surface grinding machine according to embodiment 1;

FIG. 4 is a front cross-sectional view of a light-weight curved bar of a dead-corner-free safety wall grinder as set forth in example 1;

FIG. 5 is a front view of the whole of the no-dead-angle safety wall sander in accordance with example 1;

FIG. 6 is a front view of a semicircular pipe of the dead-corner-free safety wall polisher according to example 1;

FIG. 7 is a front view of a sector-shaped baffle plate of a dead-corner-free safe wall surface grinding machine provided in embodiment 1;

fig. 8 is a front cross-sectional view of the elastic cloth of the dead-corner-free safety wall surface polisher in embodiment 2.

In the figure: the dust collector comprises a shell 1, air inlet holes 2, a pneumatic motor 3, an arc-shaped plate 4, a dust collecting chamber 5, fan blades 6, a vent hole 7, a rotating rod 8, a rotating block 9, polishing grains 10, a curved groove 11, a movable ring 12, a fixed rod 13, a semicircular tube 14, a counterweight strip 15, a 16L-shaped plate, a pressing plate 17, a pressing rod 18, a bracket groove 19, a rectangular opening 20, a curved glass plate 21, a pressing groove 22, a clamping rod 23, a connecting plate 24, a fan-shaped baffle plate 25, a partition plate 26, a light curved rod 27, a rotating rod 28, an iron brush 29, an annular groove 30, elastic cloth 31, an expansion rod 32 and a rubber ring 33.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-7, a dead-angle-free safe wall surface polisher comprises a housing 1, wherein a pneumatic motor 3 is welded on the inner wall of one side of the housing 1, a rotating rod 8 is welded on the output end of the pneumatic motor 3, a rotating block 9 is welded on one end of the rotating rod 8, polishing patterns 10 are arranged on the rotating block 9, a movable ring 12 is welded on the outer side of one side of the rotating block 9, a plurality of partition plates 26 are arranged inside the movable ring 12, a rotating rod 28 is rotatably connected on the inner wall of the bottom end of the movable ring 12 at the partition plates 26 through a rotating shaft, a light curved rod 27 is welded on the outer side of the rotating rod 28, a sponge layer is arranged on the outer side of one side of the light curved rod 27, an iron brush 29 is welded on the bottom end of the light curved rod 27, the rotating block 9 is driven by the pneumatic motor 3 to rotate, the light curved rod 27 is opened outside the rotating rod 28 due to, the work of cleaning the wall corner and the wall surface by the device is perfected.

According to the wall dust collector, an arc-shaped plate 4 is arranged on the inner wall of one side of a shell 1, a vent hole 7 is formed in the top end of the shell 1, a dust screen is arranged inside the vent hole 7, the shell 1 is rotatably connected with a rotating block 9 through a rotating shaft, an air inlet hole 2 is formed in the rotating block 9, a rectangular through hole is formed in the bottom end of the shell 1 below a pneumatic motor 3, a dust collecting chamber 5 is welded on the shell 1 at the rectangular through hole, a fan blade 6 is welded outside the rotating rod 8, the rotating rod 8 is driven to rotate when the pneumatic motor 3 rotates, meanwhile, the rotating rod 8 drives the fan blade 6 to rotate, the fan blade 6 drives air flow to suck wall dust generated when a wall surface is polished into the shell 1, and finally the wall dust falls into the.

Wherein, the welding has the dead lever 13 between the inner wall of 5 top both sides of dust collecting chamber, dead lever 13 top outside is connected with semicircle pipe 14 through the pivot rotation, and semicircle pipe 14 both ends all weld counterweight strip 15, through setting up semicircle pipe 14, after the wall ash is inhaled the shell 1 inside, fall on the gap between two semicircle pipes 14, semicircle pipe 14 deflects owing to the gravity influence of wall ash simultaneously, the space appears, make the wall ash fall into inside the dust collecting chamber 5, simultaneously because the wall ash of 5 insides of dust collecting chamber is receiving the influence of the inside updraft of shell 1, rush out dust collecting chamber 5, semicircle pipe 14 need deflect great angle, the device can effectively prevent the interior wall ash rush out of dust collecting chamber 5 promptly.

Wherein, the both ends welding of shell 1 one side has L shaped plate 16, and the welding of L shaped plate 16 top one side has support groove 19, and support groove 19 rotates through the pivot to be connected with press bar 18, and press bar 18 one end to rotate through the pivot and be connected with bent shape glass board 21, two have welded connecting plate 24 between bent shape glass board 21, press bar 18 one end welding has press bar 17, L shaped plate 16 has seted up pressing groove 22 in the below department of press bar 17, L shaped plate 16 one end has all seted up rectangular opening 20, L shaped plate 16 is inside to have seted up bent shape recess 11, bent shape glass board 21 and L shaped plate 16 are at bent shape recess sliding connection, bent shape glass board 21 one side is seted up curved recess, bent shape glass board 21 is connected with fan-shaped baffle 25 through torsion spring pole rotation at curved recess department, L shaped plate 16 has the kelly 23 at bent shape recess 11 top department welding, through pressing the press plate 17, when handheld L shaped plate 16, press the press plate 17 and drive the press bar 18 and rotate in support groove 19 is inside, and connecting plate 24 rises simultaneously, drives curved glass board 21 and rises, and kelly 23 no longer restricts fan-shaped baffle 25 simultaneously, and fan-shaped baffle 25 rotates because the effect of torsion spring power, at staff's during operation, has protected staff's hand and face.

When the device is used, the pneumatic motor 3 drives the rotating block 9 to rotate, the light curved rod 27 is opened outside the rotating rod 28 due to the influence of centrifugal force, and when the device polishes the wall at the corner, the opened light curved rod 27 drives the iron brush 29 to polish the wall at the corner, so that the work of cleaning the wall at the corner is completed.

When pneumatic motor 3 rotated, drive bull stick 8 and rotate, bull stick 8 drives flabellum 6 simultaneously and rotates, and inside flabellum 6 drove the wall ash that the air current produced when will polishing the wall inhaled shell 1, finally fell into dust collecting chamber 5 inside and collect, prevented that the wall ash from causing health hazard to the human body.

Through setting up semicircle pipe 14, after the wall ash is inhaled the shell 1 inside, fall on the gap between two semicircle pipes 14, semicircle pipe 14 deflects owing to the gravity influence of wall ash simultaneously, the space appears, make the wall ash fall into dust collecting chamber 5 inside, simultaneously because the wall ash of dust collecting chamber 5 inside is receiving the influence of the inside updraft of shell 1, rushes out dust collecting chamber 5, semicircle pipe 14 need deflect great angle, the device can effectively prevent that the wall ash of dust collecting chamber 5 inside from rushing out promptly.

Through pressing the press plate 17, when handheld L shaped plate 16, press the press plate 17 and drive the press bar 18 and rotate in support groove 19 is inside, and connecting plate 24 rises simultaneously, drives curved glass board 21 and rises, and kelly 23 no longer restricts fan-shaped baffle 25 simultaneously, and fan-shaped baffle 25 rotates because the effect of torsion spring power, at staff's during operation, has protected staff's hand and face.

Example 2

Referring to fig. 8, a no dead angle safety wall polisher, this embodiment compares in embodiment 1, in order to improve the factor of safety of staff when the operative installations, ring channel 30 has been seted up to commentaries on classics 9 one end outside, it is connected with a plurality of expansion rod 32 to change 9 to rotate through the pivot in ring channel 30 department, expansion rod 32 one end welding has rubber ring 33, and rubber ring 33 and the preceding welding of commentaries on classics piece 9 have elasticity cloth 31, at the wall of polishing, when meetting large granule stone, expansion rod 32 drives rubber ring 33 because centrifugal force opens, simultaneously because rubber ring 33 highly is greater than the height of the face of polishing apart from the wall, when polishing large granule stone, rubber ring 33 covers large granule stone at first, the face of polishing is when polishing the stone simultaneously, the stone collapses to fly and at first can fall into inside elasticity cloth 31, prevent that the stone from splashing and hurting people, factor of safety has been improved.

At the wall of polishing, when meetting the large granule stone, expansion rod 32 drives rubber ring 33 because centrifugal force opens, simultaneously because rubber ring 33 highly is greater than the height of the face of polishing apart from the wall, when polishing the large granule stone, rubber ring 33 at first covers the large granule stone, and the face of polishing simultaneously is when polishing the stone, and the stone collapses to fly inside at first can falling into elastic cloth 31, prevents that the stone from splashing and hurting the people, has improved factor of safety.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a no dead angle safety wall polisher, includes shell (1), its characterized in that, shell (1) one side inner wall fixedly connected with pneumatic motor (3), the output fixedly connected with bull stick (8) of pneumatic motor (3), and bull stick (8) one end fixedly connected with commentaries on classics piece (9), and the line (10) of polishing have been seted up in commentaries on classics piece (9), the outside fixedly connected with loose ring (12) in commentaries on classics piece (9) one side, inside a plurality of baffle (26) that is equipped with of loose ring (12), loose ring (12) bottom inner wall is located to rotate through the pivot at baffle (26) and is connected with dwang (28), outside fixedly connected with light curved bar (27) of dwang (28), and light curved bar (27) one side outside is equipped with the sponge layer, light curved bar (27) bottom fixedly connected with indisputable brush (.

2. The dead-angle-free safe wall surface grinding machine according to claim 1, wherein an arc-shaped plate (4) is arranged on the inner wall of one side of the shell (1), a vent hole (7) is formed in the top end of the shell (1), a dust screen is arranged inside the vent hole (7), the shell (1) is rotatably connected with a rotating block (9) through a rotating shaft, an air inlet hole (2) is formed inside the rotating block (9), a rectangular through hole is formed in the bottom end of the shell (1) below the pneumatic motor (3), a dust collection chamber (5) is fixedly connected to the shell (1) at the rectangular through hole, and a fan blade (6) is fixedly connected to the outer portion of the rotating rod (8).

3. The dead-angle-free safe wall surface grinding machine as claimed in claim 2, wherein a fixing rod (13) is fixedly connected between the inner walls of the two sides of the top end of the dust collecting chamber (5), a semicircular tube (14) is rotatably connected to the outside of the top end of the fixing rod (13) through a rotating shaft, and a counterweight strip (15) is fixedly connected to each of the two ends of the semicircular tube (14).

4. The dead-corner-free safe wall surface grinding machine according to claim 3, wherein two ends of one side of the housing (1) are fixedly connected with an L-shaped plate (16), one side of the top end of the L-shaped plate (16) is fixedly connected with a support groove (19), the support groove (19) is rotatably connected with a pressing rod (18) through a rotating shaft, one end of the pressing rod (18) is rotatably connected with a curved glass plate (21) through the rotating shaft, a connecting plate (24) is fixedly connected between the two curved glass plates (21), one end of the pressing rod (18) is fixedly connected with a pressing plate (17), and the L-shaped plate (16) is provided with a pressing groove (22) below the pressing plate (17).

5. The dead-corner-free safety wall surface grinding machine according to claim 4, wherein one end of the L-shaped plate (16) is provided with a rectangular opening (20), a curved groove (11) is formed inside the L-shaped plate (16), and the curved glass plate (21) is slidably connected with the L-shaped plate (16) at the curved groove.

6. The dead-angle-free safe wall surface grinding machine according to claim 5, wherein an arc-shaped groove is formed in one side of the curved glass plate (21), a fan-shaped baffle plate (25) is rotatably connected to the curved glass plate (21) through a torsion spring rod, and a clamping rod (23) is fixedly connected to the L-shaped plate (16) at the top end of the curved groove (11).

7. The dead-angle-free safe wall surface grinding machine according to claim 1, wherein an annular groove (30) is formed in one end of the rotating block (9), a plurality of expansion rods (32) are rotatably connected to the rotating block (9) through rotating shafts at the annular groove (30), one end of each expansion rod (32) is fixedly connected with a rubber ring (33), and an elastic cloth (31) is fixedly connected between the rubber ring (33) and the rotating block (9).