CN113445715B

CN113445715B - Concrete vibrations formula concrete trowelling machine

Info

Publication number: CN113445715B
Application number: CN202110795487.7A
Authority: CN
Inventors: 万坤坤
Original assignee: Rizhao Guofeng Yuanda Residential Industry Co ltd
Current assignee: Rizhao Guofeng Yuanda Residential Industry Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-07-08
Anticipated expiration: 2041-07-14
Also published as: CN113445715A

Abstract

The invention relates to the field of concrete engineering, in particular to a concrete vibration type concrete trowelling machine which comprises a set square, traveling wheels, a height adjusting assembly, a reciprocating dredging assembly and the like; the triangular plate is rotatably connected with walking wheels in a triangular distribution mode, the triangular plate is provided with a height adjusting assembly, and the reciprocating dredging assembly is arranged on the height adjusting assembly. Through sector gear continuous rotation for carriage release lever and last device reciprocating motion back and forth, floating plate reciprocating motion back and forth fully screeds the concrete surface, and through rotatory flange continuous rotation, make floating plate reciprocating swing from top to bottom, floating plate reciprocating motion from top to bottom can be to the repeated floating of same department concrete surface.

Description

Concrete vibrations formula concrete trowelling machine

Technical Field

The invention relates to the field of concrete engineering, in particular to a concrete vibration type concrete trowelling machine.

Background

The common concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. Concrete is mainly divided into two stages and states: plastic state before setting and hardening, namely fresh concrete or concrete mixture; hardened, i.e. hardened concrete or concrete.

Before concrete sets finally, the concrete which is not dry on the ground needs to be smoothed and smoothed, and the surface of the concrete needs to have no trowel lines as a standard when being smoothed, so that a plurality of persons need to cooperate to perform two or more times of smoothing work, and the smoothing mode consumes time and wastes manpower resources.

Disclosure of Invention

The invention aims to provide a concrete vibration type concrete trowelling machine which can fully trowel the surface of concrete, compact the concrete, avoid air holes in the concrete and repeatedly trowel the surface of the same concrete, so as to solve the problem that manpower resources are wasted because a plurality of persons are required to cooperate to do two or more trowelling works in the background technology.

The technical scheme is as follows: the utility model provides a concrete vibrations formula concrete trowelling machine, is including set-square, walking wheel, altitude mixture control subassembly, reciprocal subassembly, vibrations subassembly and the subassembly of floating of dredging, and the mode that is triangular distribution on the set-square rotates and is connected with the walking wheel, is provided with the altitude mixture control subassembly on the set-square, and reciprocal subassembly of dredging is located on the altitude mixture control subassembly, and the sliding type is connected with vibrations subassembly on the altitude mixture control subassembly, and the subassembly of floating locates on the altitude mixture control subassembly equally.

Further, the height adjusting component comprises a mounting rack, a hand-held rod, a movable lifting plate, a torsion spring, a lifting toothed bar, mounting plates, a rotating gear, L-shaped plates, a support rod, a support spring, a first tension spring, a top support rod, a leveling frame and a descending rack, wherein the mounting rack is fixedly mounted on the triangular plate, the hand-held rod is hinged on the mounting rack, the hand-held rod is rotatably connected with the two movable lifting plates, a pair of torsion springs are connected between the movable lifting plate and the hand-held rod, the lifting toothed bar is slidably connected on the triangular plate, the two movable lifting plates support the lifting toothed bar, the two mounting plates are vertically connected on the top surface of the triangular plate, the rotating gear is rotatably connected on the two mounting plates together, the rotating gear is matched with the lifting toothed bar, the two L-shaped plates are symmetrically welded on the top surface of the triangular plate, the support rod is connected on the L-shaped plates in a lifting manner, the support spring is connected on the support rod, one end of each supporting spring is fixedly connected with the L-shaped plate, one end of each tension spring is connected with the corresponding supporting rod, round holes corresponding to the supporting rods are formed in the set square, top supporting rods are fixedly connected to the upper portions of the two supporting rods, a flattening frame is fixedly mounted on the top supporting rods, descending racks are arranged on the top supporting rods, and the descending racks are matched with the rotating gears.

Further, reciprocal dredging subassembly is including the motor, the power shaft, the cam, remove the frame, tension spring two, dredge pole and compression spring, the last fixed mounting of floating frame has the motor, the rigid coupling has the power shaft on the motor output shaft, the power shaft is connected with floating frame rotary type, the last fixedly connected with cam of power shaft, sliding connection has the removal frame on the floating frame, cam and removal frame contact each other, the rigid coupling has a pair of tension spring two on the removal frame, two one end of tension spring and the hookup of floating frame, the mode sliding connection who is evenly arranging on the removal frame has the dredging pole, it has compression spring to connect between dredging pole and the removal frame.

Further, vibrations subassembly is including vibrations board, reset spring, concave dish, vibrations convex dish and strike off the board, and the vibrations board is connected on the floating frame with the mode of liftable, and reset spring symmetrical coupling is on the vibrations board, and reset spring one end and floating frame rigid coupling, fixed mounting has the concave dish on the vibrations board, and the welding of power shaft bottom has the vibrations convex dish, and the floating frame is last to be provided with and strikes off the board.

Furthermore, the floating component comprises a rotating shaft, belt wheels, a belt, a rotating shaft, sector gears, bevel gears, fixed guide blocks, a movable rack, a moving rod, a fixed bolt, an extrusion spring, a rotating convex disc and a floating plate, wherein the floating frame is connected with the rotating shaft in a symmetrical and rotary mode, the belt wheels are fixedly connected above the rotating shaft, the power shaft is also provided with two belt wheels, the belt is in transmission connection between the two belt wheels on the same level, the rotating shaft is in symmetrical and rotary mode connected on the floating frame, the sector gears are fixedly connected on the rotating shaft, the bevel gears are fixedly connected below the rotating shaft, the rotating shaft is welded with the bevel gears in the same mode, the two bevel gears are mutually meshed, the fixed guide blocks are fixedly installed on two sides of the floating frame, the movable rack is slidably connected on the fixed guide blocks, the movable rack is mutually matched with the sector gears, the floating frame is slidably connected with the two moving rods, and the moving rods are mutually contacted with the movable rack, the movable rod is provided with fixing bolts, the movable rod is connected with an extrusion spring, one end of the extrusion spring is connected with the floating frame, a rotary convex disc is fixedly connected onto the rotary shaft, the two fixing bolts are connected with a floating plate in a common rotating mode, and the rotary convex disc is in contact with the floating plate.

Furthermore, the leveling device also comprises a sprinkling pipe, and the sprinkling pipe is connected to the leveling frame in an evenly distributed mode.

The beneficial effects are that:

through the effect that the cam continuously rotates, the movable frame and the upper device of the movable frame reciprocate back and forth, and the front and back reciprocating motion of the dredging rod pushes away undried concrete uniformly, so that the phenomenon that concrete at a certain position is accumulated too much is prevented, and the dredging rod is buffered through the effect of a compression spring, so that the dredging rod is prevented from being clamped by the concrete.

Through the cooperation of vibrations protruding dish and reset spring for concave dish and device reciprocal shake from top to bottom on it, the reciprocal shake of vibrations board is with the concrete compaction from top to bottom, prevents that the gas pocket from appearing in the concrete inside.

Through sector gear continuous rotation for carriage release lever and last device reciprocating motion back and forth, floating plate reciprocating motion back and forth fully screeds the concrete surface, and through rotatory flange continuous rotation, make floating plate reciprocating swing from top to bottom, floating plate reciprocating motion from top to bottom can be to the repeated floating of same department concrete surface.

Drawings

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

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

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

Fig. 4 is an enlarged schematic view of the structure of the present invention a.

Fig. 5 is a partial perspective view of the present invention.

Fig. 6 is a schematic perspective view of the reciprocating dredging assembly according to the present invention.

Fig. 7 is a schematic view of a first partially separated body structure of the vibration assembly of the present invention.

Fig. 8 is a schematic view of a second partially separated body structure of the vibration assembly of the present invention.

FIG. 9 is an enlarged schematic view of the present invention B.

Reference numerals: 1_ triangle, 2_ road wheel, 3_ height adjustment assembly, 31_ mounting bracket, 32_ handle bar, 33_ movable lifting plate, 34_ torsion spring, 35_ lifting toothed bar, 36_ mounting plate, 37_ rotary gear, 38_ L-shaped plate, 381_ support bar, 39_ support spring, 310_ tension spring I, 311_ top support bar, 312_ floating frame, 313_ descending rack, 4_ reciprocating dredging assembly, 41_ motor, 42_ power shaft, 43_ cam, 44_ moving frame, 45_ tension spring II, 46_ dredging bar, 47_ compression spring, 5_ vibration assembly, 51_ vibration plate, 52_ return spring, 53_ concave disc, 54_ vibration convex disc, 55_ scraping plate, 6_ floating assembly, 61_ rotating shaft, 6101_ belt wheel, 6102_ belt, 62_ rotating shaft, 63_ sector gear, 631_ bevel gear, 64_ fixed guide block, 65_ moving rack, 66_ travel bar, 67_ dead bolt, 68_ compression spring, 69_ rotating cam, 610_ trowel, 7_ sprinkler.

Detailed Description

In order to make the technical solution and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

The utility model provides a concrete vibrations formula concrete trowelling machine, as shown in fig. 1-9, including set-square 1, walking wheel 2, height adjusting component 3, reciprocal dredging subassembly 4, vibrations subassembly 5 and floating subassembly 6, the mode that is triangular distribution on the set-square 1 rotates and is connected with the walking wheel 2 of being convenient for to remove, be provided with the height adjusting component 3 that is used for adjusting the equipment height on the set-square 1, reciprocal dredging subassembly 4 is located on height adjusting component 3, reciprocal dredging subassembly 4 is used for evenly pushing away the concrete that does not dry, the slidable connection has the vibrations subassembly 5 that is used for preventing the inside gas pocket of concrete from appearing on height adjusting component 3, floating subassembly 6 for floating the concrete surface is located on height adjusting component 3 equally.

The height adjusting component 3 comprises a mounting frame 31, a hand lever 32, a movable lifting plate 33, a torsion spring 34, a lifting toothed bar 35, a mounting plate 36, a rotating gear 37, an L-shaped plate 38, a support rod 381, a support spring 39, a tension spring I310, a top support rod 311, a floating frame 312 and a descending rack 313, wherein the mounting frame 31 is fixedly mounted on the triangular plate 1, the hand lever 32 is hinged on the mounting frame 31, the two movable lifting plates 33 are rotatably connected on the hand lever 32, a pair of torsion springs 34 are connected between the movable lifting plates 33 and the hand lever 32, the lifting toothed bar 35 is slidably connected on the triangular plate 1, the two movable lifting plates 33 support the lifting toothed bar 35, the two mounting plates 36 are vertically connected on the top surface of the triangular plate 1 close to the lifting toothed bar 35, the rotating gear 37 is jointly rotatably connected on the two mounting plates 36, the rotating gear 37 and the lifting toothed bar 35 are mutually engaged, the two L-shaped plates 38 are symmetrically welded on the top surface of the triangular plate 1 close to the mounting plates 36, the bracing piece 381 is connected on L shaped plate 38 with the mode of liftable, the hookup has supporting spring 39 on the bracing piece 381, the supporting spring 39 one end and the L shaped plate 38 rigid coupling of keeping away from the bracing piece 381, fixedly connected with tension spring 310 on the L shaped plate 38, tension spring 310 one end of keeping away from L shaped plate 38 links to each other with the bracing piece 381, it has the round hole corresponding with the bracing piece 381 to open on the set square 1, keep away from the common fixedly connected with top branch 311 in two bracing pieces 381 top of L shaped plate 38, fixed mounting has smoothing frame 312 on the top branch 311, be provided with decline rack 313 on the top branch 311, decline rack 313 agrees with each other with rotary gear 37.

The reciprocating dredging component 4 comprises a motor 41, a power shaft 42 and a cam 43, the concrete trowelling device comprises a moving frame 44, a second tension spring 45, a dredging rod 46 and a compression spring 47, wherein a motor 41 is fixedly installed on a trowelling frame 312, a power shaft 42 is fixedly connected to an output shaft of the motor 41, the power shaft 42 is rotatably connected with the trowelling frame 312, a cam 43 is fixedly connected to the power shaft 42, the moving frame 44 is slidably connected to the trowelling frame 312, the cam 43 is in contact with the moving frame 44, the cam 43 is used for pushing the moving frame 44 and an upper device of the moving frame 44 to move towards the direction close to the triangular plate 1, the second tension spring 45 is fixedly connected to the moving frame 44, one end, far away from the moving frame 44, of the second tension spring 45 is connected with the trowelling frame 312, the dredging rods 46 are slidably connected to the moving frame 44 in an evenly distributed mode, the dredging rods 46 are used for evenly pushing away undried concrete, and the compression spring 47 is connected between the dredging rods 46 and the moving frame 44.

The vibration assembly 5 comprises a vibration plate 51, a reset spring 52, a concave disc 53, a vibration convex disc 54 and a scraping plate 55, the vibration plate 51 is connected to a troweling frame 312 in a liftable mode, the vibration plate 51 is used for compacting concrete, the reset spring 52 is symmetrically connected to the vibration plate 51, one end of the reset spring 52 far away from the vibration plate 51 is fixedly connected with the troweling frame 312, the concave disc 53 is fixedly mounted on the vibration plate 51, the vibration convex disc 54 is welded at the bottom end of a power shaft 42 far away from a motor 41 and used for pushing the concave disc 53 to move downwards, the troweling frame 312 is provided with the scraping plate 55, and the scraping plate 55 is used for primarily scraping the surface of the concrete.

The floating assembly 6 comprises a rotating shaft 61, a belt wheel 6101, a belt 6102, a rotating shaft 62, a sector gear 63, a bevel gear 631, a fixed guide block 64, a moving rack 65, a moving rod 66, a fixing bolt 67, an extrusion spring 68, a rotary convex disc 69 and a floating plate 610, wherein the rotating shaft 61 is connected to the floating frame 312 in a symmetrical and rotary manner, the belt wheel 6101 is fixedly connected to the upper portion of the rotating shaft 61, two belt wheels 6101 are also arranged on the power shaft 42, the belt 6102 is in transmission connection between the two belt wheels 6101 on the same level, the rotating shaft 62 is connected to the floating frame 312 in a symmetrical and rotary manner, the sector gear 63 is fixedly connected to the rotating shaft 62, the bevel gear 631 is fixedly connected to the lower portion of the rotating shaft 61 far away from the belt wheel 6101, the bevel gear 631 is also welded to the rotating shaft 62 far away from the sector gear 63, the two bevel gears 631 are mutually engaged, the fixed guide blocks 64 are fixedly installed on two sides of the floating frame 312 near the rotating shaft 62, the moving rack 65 is connected to the fixed guide blocks 64 in a sliding manner, the movable rack 65 and the sector gear 63 are matched with each other, the floating frame 312 is connected with two movable rods 66 in a sliding mode, the movable rods 66 are in contact with the movable rack 65, fixing bolts 67 are arranged on the movable rods 66, extrusion springs 68 are connected to the movable rods 66, one ends of the extrusion springs 68 far away from the movable rods 66 are connected with the floating frame 312, rotary convex discs 69 are fixedly connected to the rotating shafts 62 close to the sector gear 63, the two fixing bolts 67 are connected with the floating plate 610 in a common rotating mode, the floating plate 610 is used for fully floating the concrete surface, the rotary convex discs 69 are in contact with the floating plate 610, and the rotary convex discs 69 are used for pushing the floating plate 610 to move upwards.

Before concrete sets finally, need to smooth the concrete that does not dry on the ground, the staff is manual to stimulate this equipment to the concrete surface that needs to carry out the smoothing, and the staff is manual to push down portable rod 32 for portable rod 32 swings and drives movable lifting plate 33 upward movement, and movable lifting plate 33 continues to push promotion ratch 35 upward movement, and the staff lifts up portable rod 32 again, and portable rod 32 drives movable lifting plate 33 downward movement, and promotion ratch 35 promotes movable lifting plate 33 and swings. The operation is repeated, so that the movable lifting plate 33 continuously pushes the lifting rack bar 35 to move upwards, the lifting rack bar 35 drives the descending rack bar 313 and the upper device thereof to move downwards through the rotating gear 37, and when the troweling plate 610 descends to be in contact with the concrete surface, the worker does not push the hand lever 32 any more.

Then, the worker manually holds and pulls the handle bar 32, so that the apparatus runs on the concrete surface, the scraping plate 55 can primarily scrape the concrete surface, then the worker manually starts the motor 41, the output shaft of the motor 41 rotates to drive the power shaft 42 and the upper device thereof to rotate, the cam 43 is separated from the moving frame 44, the tension spring II 45 in the stretching state resets to drive the moving frame 44 and the upper device thereof to move in the direction away from the triangular plate 1, the cam 43 continues to rotate to push the moving frame 44 and the upper device thereof to move in the direction close to the triangular plate 1, the moving frame 44 and the device thereon reciprocate back and forth under the action of the continuous rotation of the cam 43, the dredging rod 46 reciprocates back and forth to push away the concrete which is not dried uniformly, thereby preventing the excessive accumulation of the concrete at a certain position, through the effect of compression spring 47, cushion dredging rod 46, avoid dredging rod 46 to be blocked by the concrete. The power shaft 42 can drive the vibration convex disc 54 to rotate, the vibration convex disc 54 can push the concave disc 53 to move downwards, the concave disc 53 and the upper device of the concave disc are vibrated up and down in a reciprocating mode through the cooperation of the vibration convex disc 54 and the reset spring 52, the vibration plate 51 is vibrated up and down in a reciprocating mode to compact concrete, and air holes in the concrete are prevented.

When the power shaft 42 and the device thereon rotate, the power shaft 42 drives the belt wheel 6101 to rotate, the belt wheel 6101 drives the rotating shaft 61 and the device thereon to rotate through the belt 6102, the bevel gear 631 drives the rotating shaft 62 and the device thereon to rotate, the sector gear 63 drives the moving rack 65 to move towards the direction close to the triangle 1, the moving rack 65 pushes the moving rod 66 and the device thereon to move towards the direction close to the triangle 1, when the sector gear 63 continues to rotate and is separated from the moving rack 65, the compressed extrusion spring 68 is reset to drive the moving rod 66 and the device thereon to move towards the direction away from the triangle 1, the sector gear 63 continues to rotate, so that the moving rod 66 and the device thereon reciprocate back and forth, and the trowelling plate 610 reciprocates back and forth to fully trowel the surface of the concrete. Meanwhile, the rotating shaft 62 drives the rotating convex disc 69 to rotate, the rotating convex disc 69 rotates to push the troweling plate 610 to move upwards, when the rotating convex disc 69 is separated from the troweling plate 610, the troweling plate 610 swings downwards under the influence of gravity, the rotating convex disc 69 continuously rotates, the troweling plate 610 swings up and down in a reciprocating mode, and the troweling plate 610 can repeatedly trowel the concrete surface at the same position in a reciprocating mode. When the concrete surface is completely leveled, the operator manually turns off the motor 41 to stop the operation of the apparatus.

Example 2

On the basis of the embodiment 1, as shown in fig. 2, the concrete troweling frame further comprises water spraying pipes 7, the water spraying pipes 7 are connected to the troweling frame 312 in a uniformly distributed manner, and the water spraying pipes 7 are used for spraying water on the surface of the concrete.

With sprinkler pipe 7 and water piping connection, when smearing concrete surface, the raceway will be in tap water transports sprinkler pipe 7, and sprinkler pipe 7 is to the concrete surface watering, prevents that concrete surface from solidifying fast for trowelling plate 610 can be smeared concrete surface and more smoothly beautifully.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A concrete vibration type concrete trowelling machine is characterized by comprising a triangular plate, traveling wheels, a height adjusting assembly, a reciprocating dredging assembly, a vibration assembly and a trowelling assembly, wherein the traveling wheels are rotatably connected to the triangular plate in a triangular distribution mode;

the height adjusting component comprises a mounting frame, a hand lifting rod, a movable lifting plate, a torsion spring, a lifting toothed bar, a mounting plate, a rotating gear, an L-shaped plate, a supporting rod, a supporting spring, a first tension spring, a top supporting rod, a leveling frame and a descending rack, wherein the mounting frame is fixedly mounted on the triangular plate, the hand lifting rod is hinged on the mounting frame, the two movable lifting plates are rotatably connected on the hand lifting rod, a pair of torsion springs are connected between the movable lifting plates and the hand lifting rod, the lifting toothed bar is slidably connected on the triangular plate, the two movable lifting plates support the lifting toothed bar, the two mounting plates are vertically connected on the top surface of the triangular plate, the rotating gear is rotatably connected on the two mounting plates together, the rotating gear is matched with the lifting toothed bar, the two L-shaped plates are symmetrically welded on the top surface of the triangular plate, the supporting rod is connected on the L-shaped plate in a lifting mode, and the supporting spring is connected on the supporting rod, one end of a supporting spring is fixedly connected with the L-shaped plate, a first tension spring is fixedly connected to the L-shaped plate, one end of the first tension spring is connected with the supporting rod, round holes corresponding to the supporting rods are formed in the triangular plate, top supporting rods are fixedly connected to the upper portions of the two supporting rods together, a flattening frame is fixedly mounted on each top supporting rod, a descending rack is arranged on each top supporting rod, and the descending racks are matched with the rotating gears;

the reciprocating dredging component comprises a motor, a power shaft, a cam, a moving frame, a second tension spring, a dredging rod and a compression spring, wherein the motor is fixedly installed on the floating frame, the power shaft is fixedly connected to an output shaft of the motor, the power shaft is rotatably connected with the floating frame, the cam is fixedly connected to the power shaft, the moving frame is slidably connected to the floating frame, the cam is in contact with the moving frame, the moving frame is fixedly connected with the second tension spring, one end of the second tension spring is connected with the floating frame, the dredging rod is slidably connected to the moving frame in an evenly distributed mode, and the compression spring is connected between the dredging rod and the moving frame;

the vibrating assembly comprises a vibrating plate, a reset spring, a concave disc, a vibrating convex disc and a scraping plate, the vibrating plate is connected to the trowelling frame in a lifting mode, the reset spring is symmetrically connected to the vibrating plate, one end of the reset spring is fixedly connected with the trowelling frame, the concave disc is fixedly mounted on the vibrating plate, the vibrating convex disc is welded at the bottom end of the power shaft, and the scraping plate is arranged on the trowelling frame;

the floating component comprises a rotating shaft, belt wheels, a belt, a rotating shaft, sector gears, bevel gears, fixed guide blocks, moving racks, moving rods, fixing bolts, an extrusion spring, a rotating convex disc and a floating plate, the floating frame is symmetrically and rotatably connected with the rotating shaft, the belt wheels are fixedly connected above the rotating shaft, the power shaft is also provided with two belt wheels, the belt is in transmission connection between the two belt wheels at the same level, the floating frame is symmetrically and rotatably connected with the rotating shaft, the sector gears are fixedly connected on the rotating shaft, the bevel gears are fixedly connected below the rotating shaft, the rotating shaft is welded with the bevel gears in the same way, the two bevel gears are mutually meshed, the fixed guide blocks are fixedly arranged at two sides of the floating frame, the moving racks are slidably connected on the fixed guide blocks, the moving racks are mutually matched with the sector gears, the floating frame is slidably connected with the two moving rods, and the moving rods are mutually contacted with the moving racks, the movable rod is provided with fixing bolts, the movable rod is connected with an extrusion spring, one end of the extrusion spring is connected with the floating frame, a rotary convex disc is fixedly connected to the rotary shaft, the two fixing bolts are connected with a floating plate in a rotary mode, and the rotary convex disc is in mutual contact with the floating plate.

2. The concrete vibrating type concrete trowelling machine according to claim 1, further comprising sprinkler pipes connected to the trowelling frame in a uniformly distributed manner.