CN220285344U - Concrete trowelling device convenient to use - Google Patents

Abstract

The utility model discloses a concrete trowelling device convenient to use, and relates to the technical field of concrete trowelling. The movable box, the cross bars, the travelling wheels, the cross plates, the fixed plates, the reciprocating screw rods, the vertical plates, the trowelling plates and the driving mechanism can drive the movable box to drive the trowelling plates to move forwards and backwards when the trowelling plates reciprocate to perform trowelling work on a large scale.

Description

Concrete trowelling device convenient to use

Technical Field

The utility model relates to the technical field of concrete trowelling, in particular to a concrete trowelling device convenient to use.

Background

Concrete trowelling is a common construction process used for leveling concrete surfaces to provide a firm foundation, and currently, concrete trowelling work is generally performed manually.

Through searching, patent number CN218952867U discloses a concrete trowelling device, which comprises a fixed shell, a motor, a rotating roller, a friction ring, a clamping head, a storage battery, an operating handle, a controller and a cross beam; can take handle automated movement through the commentaries on classics roller, take the scraper blade through the handle and trowelling the concrete, do not need manual back and forth's removal handle to guarantee that staff's arm can not appear the ache, also reduced staff's intensity of labour simultaneously.

In the device, the device still needs to be manually held by the hand to assist in operation, and the use position of the device is fixed, so that the device can only be used for trowelling concrete in a small range.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems with the conventional concrete trowelling devices which are convenient to use.

Therefore, the utility model aims to provide the concrete trowelling device convenient to use, which solves the problems that the device still needs to be manually operated by a hand device, the using position of the device is fixed, and only the concrete in a small range can be trowelled.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a concrete trowelling device convenient to use, includes the removal case, the inside lower extreme rotation of removal case is equipped with two horizontal poles that symmetry set up, the pole wall both ends of horizontal pole all fixed cover is equipped with the walking wheel, the inside bottom of removal case is seted up cooperation walking wheel pivoted through-hole, the slide hole has all been seted up to the both sides of removal case, two the diaphragm is worn to the common slip in the slide hole, the fixed plate that is equipped with in top of diaphragm, the lateral wall rotation of fixed plate is equipped with reciprocating screw, the pole wall thread bush of reciprocating screw is equipped with the riser, the riser wears out the diaphragm and is equipped with the trowelling plate, and reciprocating screw can drive riser and trowelling plate lateral shifting, cooperates the walking support of walking wheel to removal case simultaneously, can carry out extensive concrete trowelling without the manual work cooperation;

an adjusting mechanism for adjusting the longitudinal height of the trowelling plate is arranged between the transverse plate and the movable box;

the wall of the cross rod is provided with a driving mechanism for driving the cross rod and the reciprocating screw rod to rotate.

Preferably, the adjusting mechanism comprises a screw rod, the screw rod is rotationally connected with the top of the transverse plate, the upper end thread penetrates through the top end of the movable box, and a crank is fixedly arranged, so that the trowelling position of the trowelling plate can be adjusted.

Preferably, the driving mechanism comprises a double-shaft motor, the double-shaft motor is fixedly arranged at the top of the transverse plate, one end of the double-shaft motor is fixedly connected with the reciprocating screw rod, a rotating rod is arranged in the transverse plate in a rotating mode, a first bevel gear and a second bevel gear are respectively fixedly arranged at the ends, close to each other, of the rotating rod and the double-shaft motor, and the first bevel gear and the second bevel gear are meshed;

the bottom of bull stick is fixed and is equipped with the telescopic link, the fixed cover in loop bar end outside of telescopic link is equipped with the dwang, the outside of dwang rotates the cover and is equipped with the backup pad, the backup pad is fixed to be located remove the incasement, telescopic link and horizontal pole are close to one end respectively fixed third bevel gear and fourth bevel gear that are equipped with mutually, third bevel gear and fourth bevel gear meshing set up, can drive the synchronous rotation of horizontal pole when reciprocating screw rotates for remove the case and can remove.

Preferably, the telescopic rod is a square telescopic rod.

Further, a strip-shaped hole matched with the vertical plate to slide is formed in the transverse plate.

Preferably, the top both ends of the screeding plate are all fixed and are equipped with the mounting panel, the mounting panel passes through the bolt and is fixed with riser lower extreme spiro union, can dismantle the replacement to the screeding plate.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the movable box, the cross rod, the travelling wheels, the cross plate, the fixed plate, the reciprocating screw rod, the vertical plate, the trowelling plate and the driving mechanism are arranged, so that when the trowelling plate moves back and forth in a reciprocating manner, the movable box can be driven to drive the trowelling plate to move back and forth, and a large-scale concrete trowelling work can be performed.

2. According to the utility model, the working height of the trowelling plate can be adjusted according to the height between the walking area of the movable box and the concrete through the movable box, the transverse plate and the adjusting mechanism, so that trowelling convenience is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;

fig. 3 is an enlarged schematic view of the portion B of fig. 1 according to the present utility model.

Reference numerals illustrate:

1. a moving case; 2. a cross bar; 3. a walking wheel; 4. a cross plate; 5. a fixing plate; 6. a reciprocating screw rod; 7. a riser; 8. a troweling plate; 9. a screw; 10. a crank; 11. a biaxial motor; 12. a rotating rod; 13. a first bevel gear; 14. a second bevel gear; 15. a telescopic rod; 16. a rotating block; 17. a support plate; 18. a third bevel gear; 19. a fourth bevel gear; 20. a mounting plate; 21. and (5) a bolt.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a concrete trowelling device convenient to use.

The utility model provides a concrete screeding device convenient to use, as shown in figures 1-3, which comprises a movable box 1, wherein two symmetrically arranged cross bars 2 are rotationally arranged at the lower end of the interior of the movable box 1, travelling wheels 3 are fixedly sleeved at the two ends of the bar wall of the cross bars 2, through holes matched with the travelling wheels 3 to rotate are formed in the bottom of the interior of the movable box 1, sliding holes are formed in the two sides of the movable box 1, a transverse plate 4 is jointly and slidably arranged in the two sliding holes, a fixed plate 5 is fixedly arranged at the top of the transverse plate 4, a reciprocating screw rod 6 is rotationally arranged at the side wall of the fixed plate 5, a vertical plate 7 is sleeved on the bar wall of the reciprocating screw rod 6, a bar hole matched with the vertical plate 7 to slide is formed in the interior of the transverse plate 4, the vertical plate 7 penetrates out of the transverse plate 4 and is provided with a screeding plate 8, a mounting plate 20 is fixedly arranged at the two ends of the top of the screeding plate 8, and the mounting plate 20 is fixedly connected with the lower end of the vertical plate 7 through bolts 21.

After concrete placement, will remove case 1 setting and remove case 1 through the rotation drive walking wheel 3 of horizontal pole 2, move, at this in-process reciprocating screw 6 drive riser 7 horizontal reciprocating motion to screed 8 and concrete top contact, screeding the concrete, cooperation about through reciprocating screw 6 and removal case 1, can not need the manual work cooperation can carry out the concrete screeding work on a large scale, accessible dismantlement bolt 21 simultaneously, dismantle screed 8 and take off, be convenient for change screed 8.

In order to enable the screeding plate 8 to be in close contact with the concrete surface, as shown in fig. 1, an adjusting mechanism for adjusting the longitudinal height of the screeding plate 8 is arranged between the transverse plate 4 and the movable box 1, the adjusting mechanism comprises a screw rod 9, the screw rod 9 is rotationally connected with the top of the transverse plate 4, and the upper end thread is penetrated into the top end of the movable box 1 and is fixedly provided with a crank 10.

After the position of the movable box 1 is determined, the crank 10 is rotated, and the screw 9 can rotate downwards and push the transverse plate 4 to move downwards through sliding limit fit between the sliding hole and the transverse plate 4, so that the trowelling plate 8 is in close contact with the surface of concrete, and the full and effective trowelling processing of the concrete is facilitated.

In order to realize the reciprocating trowelling of the trowelling plate 8, the travelling wheel 3 can rotate to drive the movable box 1 to move, as shown in fig. 1-3, the rod wall of the cross rod 2 is provided with a driving mechanism for driving the cross rod 2 and the reciprocating screw rod 6 to rotate, the driving mechanism comprises a double-shaft motor 11, the double-shaft motor 11 is fixedly arranged at the top of the cross plate 4, one end of the double-shaft motor is fixedly connected with the reciprocating screw rod 6, a rotating rod 12 is rotatably arranged in the cross plate 4, one end, close to the double-shaft motor 11, of the rotating rod 12 is fixedly provided with a first bevel gear 13 and a second bevel gear 14 respectively, and the first bevel gear 13 and the second bevel gear 14 are meshed;

the bottom of bull stick 12 is fixed and is equipped with telescopic link 15, and telescopic link 15 is square telescopic link, and the fixed cover in loop bar end outside of telescopic link 15 is equipped with turning block 16, and turning block 16's outside rotates the cover and is equipped with backup pad 17, and backup pad 17 is fixed to be located in the removal case 1, and telescopic link 15 and horizontal pole 2 are close to one end and are fixed respectively and are equipped with third bevel gear 18 and fourth bevel gear 19, and third bevel gear 18 and fourth bevel gear 19 meshing set up.

When the reciprocating screw rod 6 works, the double-shaft motor 11 is started, the double-shaft motor 11 drives the rotating rod 12 to rotate through the meshing of the first bevel gear 13 and the second bevel gear 14, and under the connection of the telescopic rod 15 and in cooperation with the rotating connection of the supporting plate 17 and the rotating block 16, the cross rod 2 can be driven to rotate through the meshing of the third bevel gear 18 and the fourth bevel gear 19, so that the reciprocating screw rod 6 and the cross rod 2 synchronously rotate, and when the trowelling plate 8 moves and trowells, the moving box 1 can synchronously move, and a large-range concrete trowelling work can be carried out.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a concrete trowelling device convenient to use, includes removes case (1), its characterized in that, the inside lower extreme of removing case (1) rotates and is equipped with horizontal pole (2) that two symmetries set up, the pole wall both ends of horizontal pole (2) are all fixed to be overlapped and are equipped with walking wheel (3), the inside bottom of removing case (1) is offered cooperation walking wheel (3) pivoted through-hole, slide hole has all been offered to the both sides of removing case (1), two slide hole is worn to be equipped with diaphragm (4) in the common slip, the fixed plate (5) that is equipped with in top of diaphragm (4), the lateral wall rotation of fixed plate (5) is equipped with reciprocating screw (6), the pole wall thread bush of reciprocating screw (6) is equipped with riser (7), riser (7) wear out diaphragm (4) and are equipped with trowelling board (8);

an adjusting mechanism for adjusting the longitudinal height of the trowel (8) is arranged between the transverse plate (4) and the movable box (1);

the rod wall of the cross rod (2) is provided with a driving mechanism for driving the cross rod (2) and the reciprocating screw rod (6) to rotate.

2. The concrete screeding device convenient to use as set forth in claim 1, wherein said adjusting mechanism comprises a screw rod (9), said screw rod (9) is rotatably connected to the top of the cross plate (4), and the upper end thread is threaded through the inside of the top end of said movable case (1), and a crank (10) is fixedly provided.

3. The concrete screeding device convenient to use as set forth in claim 1, wherein said driving mechanism comprises a double-shaft motor (11), said double-shaft motor (11) is fixedly disposed at the top of said traverse plate (4) and one end is fixedly connected with a reciprocating screw rod (6), a rotating rod (12) is rotatably disposed in said traverse plate (4), a first bevel gear (13) and a second bevel gear (14) are fixedly disposed at the ends of said rotating rod (12) and said double-shaft motor (11) which are close to each other, said first bevel gear (13) and said second bevel gear (14) are engaged with each other;

the bottom of bull stick (12) is fixed and is equipped with telescopic link (15), the fixed cover in loop bar end outside of telescopic link (15) is equipped with rotating block (16), the outside of rotating block (16) rotates the cover and is equipped with backup pad (17), backup pad (17) are fixed to be located in moving case (1), telescopic link (15) and horizontal pole (2) are close to one end mutually and are fixed respectively and are equipped with third bevel gear (18) and fourth bevel gear (19), third bevel gear (18) and fourth bevel gear (19) meshing set up.

4. A ready-to-use concrete trowelling device according to claim 3, wherein said telescopic rod (15) is a square telescopic rod.

5. The easy-to-use concrete trowelling device of claim 1, wherein the transverse plate (4) is internally provided with a bar-shaped hole which cooperates with the sliding of the vertical plate (7).

6. The concrete screeding device convenient to use as claimed in claim 1, wherein the mounting plates (20) are fixedly arranged at both ends of the top of the screeding plate (8), and the mounting plates (20) are fixedly connected with the lower ends of the vertical plates (7) in a threaded manner through bolts (21).