CN220580570U

CN220580570U - Concrete trowelling mechanism

Info

Publication number: CN220580570U
Application number: CN202321844942.9U
Authority: CN
Inventors: 鲁亦楠; 何天铭; 丁骏驰
Original assignee: Hangzhou Hengtong Construction Engineering Co ltd
Current assignee: Hangzhou Hengtong Construction Engineering Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-03-12
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to the technical field of concrete construction, in particular to a concrete trowelling mechanism which comprises supporting frames and transverse plates, wherein the outer walls of the two supporting frames are fixedly connected with the end parts of the transverse plates, the two transverse plates are slidably connected with the interiors of vertical plates, the outer walls of the two vertical plates are fixedly connected with the interiors of box bodies, openings are formed in the box bodies, and bottom boxes are arranged outside the box bodies. The first motor in the adjusting mechanism drives the upper end toothed belt pulley to rotate, the upper end toothed belt pulley drives the toothed belt to rotate, the toothed belt drives the lower end toothed belt pulley to rotate, the lower end toothed belt pulley drives the double-head screw to rotate, the double-head screw drives the cross columns to move, and the two cross columns move relatively, so that the distance between the supporting frames is adjusted, the concrete trowelling mechanism needs to trowelling concrete with different widths, and the applicability of the concrete trowelling mechanism is improved.

Description

Concrete trowelling mechanism

Technical Field

The utility model relates to the technical field of concrete construction, in particular to a concrete trowelling mechanism.

Background

Concrete refers to a collective term for engineering composite materials in which aggregate is consolidated into a whole by a cementitious material, and is widely used in civil engineering. In the road or building construction process, the poured concrete needs to be trowelled, so that the ground is smooth and attractive.

For example, a concrete trowelling mechanism with an authorized bulletin number of CN218881656U comprises a pair of track seats and a support frame, wherein the support frame is connected to the top of the track seats through a displacement mechanism, the support frame is connected with a support plate through a lifting mechanism, the bottom of the support plate is rotationally connected with a trowelling plate, although the file can drive the trowelling plate and the trowelling plate to move back and forth through the displacement mechanism, the trowelling plate can uniformly spread concrete to prevent the concrete from piling up together, when the concrete trowelling mechanism is used, the support frame drives the trowelling plate to move back and forth to trowelling the concrete, and as the distance between the support frames is fixed, the adjustment cannot be carried out, so that the trowelling can only be carried out on the concrete with the same width, and if the width is smaller than the distance between the support frames, the mechanism cannot work, thereby reducing the applicability of the concrete trowelling mechanism; meanwhile, when the concrete trowelling mechanism trowells concrete, as the trowelling plate can only rotate in the plane direction, if the trowelling plate is used for trowelling concrete on the inclined plane relatively, the trowelling plate can not rotate to an angle with the concrete on the inclined plane, and the trowelling plate can not trowelle the concrete on the inclined plane, so that the range of the trowelling mechanism trowelling concrete is reduced.

Disclosure of Invention

The utility model aims to solve the problems of reducing the applicability of the concrete trowelling mechanism and the range of the trowelling mechanism for trowelling concrete.

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

the utility model provides a concrete trowelling mechanism, includes support frame and diaphragm, the outer wall of two support frames all is connected with the tip fixed phase of diaphragm, two the diaphragm all with the inside sliding connection of riser, two the outer wall of riser is connected with the inside fixed phase of box, the internal processing of box has the opening, the outside of box is equipped with the base box, the inside of box is equipped with adjustment mechanism, the inside of base box is equipped with trowelling mechanism.

Preferably, the first motor of adjustment mechanism, profile of tooth belt pulley and profile of tooth belt, first motor passes through the motor cabinet and is connected with the outer wall stationary phase of box, the output shaft rigid coupling of first motor has the one end of profile of tooth belt pulley, the other end on profile of tooth belt pulley and the outer wall of double-end screw rod, two profile of tooth belt pulley all rotates with the profile of tooth belt to be connected, double-end screw rod's both ends all with diaphragm threaded connection.

Preferably, the internal processing of two the diaphragm is equipped with the internal thread, the both ends of double-end screw rod all are connected with the inside stationary phase of box through the bearing, two the both ends of diaphragm all are connected with the outer wall stationary phase of support frame.

Preferably, the outer wall of box is connected with electric telescopic handle stationary phase, electric telescopic handle's output shaft is connected with the outer wall stationary phase of base case, two the tip of support frame all with track seat sliding connection.

Preferably, the trowelling mechanism comprises a second motor and a first gear, wherein the second motor is fixedly connected in the bottom box through a motor base, an output shaft of the second motor is fixedly connected with the first gear, the first gear is meshed with the second gear, and the second gear is fixedly connected on the outer wall of the pin shaft.

Preferably, the bottom box is rotationally connected with the pin shaft, a curved column is arranged in the bottom box and fixedly connected to the outer wall of the pin shaft, and a trowelling plate is arranged on the outer wall of the curved column.

The concrete trowelling mechanism provided by the utility model has the beneficial effects that: the first motor in the adjustment mechanism drives the upper end toothed belt pulley to rotate, the upper end toothed belt pulley drives the toothed belt to rotate, the toothed belt drives the lower end toothed belt pulley to rotate, the lower end toothed belt pulley drives the double-head screw to rotate, the double-head screw drives the cross posts to move, the two cross posts drive the support frames to move, the two support frames drive the cross plates to slide in the vertical plates to adjust the distance between the two support frames, the concrete leveling mechanism is arranged to level concrete with different widths, the distance between the support frames is adjusted, and the concrete leveling mechanism needs to level concrete with different widths, so that the applicability of the concrete leveling mechanism is improved.

The second motor in the trowelling mechanism drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the pin shaft to rotate, the pin shaft drives the curved column to rotate, the curved column drives the trowelling plate to rotate, the trowelling plate is rotated to the angle of the concrete on the inclined plane, the trowelling mechanism is arranged to smear the concrete on the inclined plane, the angle of the trowelling plate is regulated, the angle of the trowelling plate is identical to the angle of the concrete on the inclined plane, trowelling is carried out on the trowelling mechanism, and the trowelling range of the trowelling mechanism is improved.

Drawings

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

FIG. 2 is a schematic illustration of the front cross-section of FIG. 1;

FIG. 3 is a schematic side sectional view of FIG. 1;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A;

fig. 5 is an enlarged schematic view of the structure at B in fig. 2.

In the figure: 1. the device comprises a supporting frame, 2, a box body, 3, a transverse plate, 4, a track seat, 5, an adjusting mechanism, 501, a first motor, 502, a toothed belt pulley, 503, a toothed belt, 504, a double-headed screw, 505, a transverse column, 6, an electric telescopic rod, 7, a bottom box, 8, a trowelling mechanism, 801, a second motor, 802, a first gear, 803, a second gear, 8a1, a bottom plate, 8a2, bolts, 9, a curved column, 10, a trowelling plate, 11 and a vertical plate.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-5: in the embodiment, a concrete trowelling mechanism comprises a supporting frame 1 and a transverse plate 3, wherein the outer walls of the two supporting frames 1 are fixedly connected with the end parts of the transverse plate 3, the two transverse plates 3 are fixedly connected with the interiors of vertical plates 11 in a sliding manner, the outer walls of the two vertical plates 11 are fixedly connected with the interiors of a box body 2, an opening is formed in the interior of the box body 2, a bottom box 7 is arranged outside the box body 2, an adjusting mechanism 5 is arranged in the box body 2, a trowelling mechanism 8 is arranged in the bottom box 7, a first motor 501, a toothed belt pulley 502 and a toothed belt 503 are arranged in the adjusting mechanism 5, the model of the first motor 501 is selected according to actual requirements, the first motor 501 is connected with the outer wall stationary phase of the box body 2 through a motor seat, one end of the toothed belt pulley 502 is fixedly connected with an output shaft of the first motor 501, the first motor 501 drives the toothed belt pulley 502 at the upper end to rotate, the upper toothed belt pulley 502 drives the toothed belt 503 to rotate, the toothed belt 503 drives the lower toothed belt pulley 502 to rotate, the toothed belt pulley 502 at the other end is arranged on the outer wall of the double-end screw rod 504, the lower toothed belt pulley 502 drives the double-end screw rod 504 to rotate, the two toothed belt pulleys 502 are both rotationally connected with the toothed belt 503, the two ends of the double-end screw rod 504 are both in threaded connection with the transverse posts 505, the double-end screw rod 504 drives the transverse posts 505 to move, internal threads are machined in the two transverse posts 505, the two ends of the double-end screw rod 504 are both fixedly connected with the inner part of the box body 2 through bearings, the two ends of the two transverse posts 505 are both fixedly connected with the outer wall of the support frame 1, the two transverse posts 505 relatively move, the two transverse posts 505 drive the support frame 1 to move, and the two support frames 1 drive the transverse plates 3 to slide in the vertical plates 11 so as to adjust the distance between the two support frames 1;

the first motor 501 in the adjusting mechanism 5 drives the upper end toothed belt pulley 502 to rotate, the upper end toothed belt pulley 502 drives the toothed belt 503 to rotate, the toothed belt 503 drives the lower end toothed belt pulley 502 to rotate, the lower end toothed belt pulley 502 drives the double-headed screw 504 to rotate, the double-headed screw 504 drives the transverse posts 505 to move, the two transverse posts 505 relatively move, the two transverse posts 505 drive the supporting frame 1 to move, the two supporting frames 1 drive the transverse plates 3 to slide in the vertical plates 11 to adjust the distance between the two supporting frames 1, the concrete trowelling mechanism is arranged to trowell concrete with different widths, the distance between the supporting frames is adjusted to trowelling the concrete trowelling mechanism is required to trowelling concrete with different widths, and the applicability of the concrete trowelling mechanism is improved.

Referring to fig. 1-5: in the embodiment, the outer wall of the box body 2 is fixedly connected with an electric telescopic rod 6, the type of the electric telescopic rod 6 is selected according to actual requirements, the electric telescopic rod 6 is fixedly connected with the outer wall of the bottom box 7, the electric telescopic rod 6 drives the bottom box 7 and the trowelling mechanism 8, the curved post 9 and the trowelling plate 10 are lowered and are in contact with the surface of concrete, the end parts of the two supporting frames 1 are both in sliding connection with the track seat 4, the supporting frames 1 are driven to slide in the track seat 4 through an external moving device to trowelle the concrete, the trowelling mechanism 8 comprises a second motor 801 and a first gear 802, the type of the second motor 801 is selected according to actual requirements, the electric telescopic rod 6 is fixedly connected with the inner wall of the bottom box 7 through the motor seat, the output shaft of the second motor 801 is fixedly connected with the first gear 802, the second motor 801 drives the first gear 802 to rotate, the first gear 802 is meshed with the second gear 802, the second gear 803 is fixedly connected with the outer wall of a pin roll shaft 4, the second gear 803 drives the box 7 is driven to rotate with the curved post 9, the curved post 9 is correspondingly arranged on the outer wall of the curved post 10, the trowelling plate 9 is fixedly connected with the trowelling plate 10, and the trowelling plate 9 is mounted on the outer wall of the trowelling plate 9;

the second motor 801 in the screeding mechanism 8 drives the first gear 802 to rotate, the first gear 802 drives the second gear 803 to rotate, the second gear 803 drives the pin shaft to rotate, the pin shaft drives the curved column 9 to rotate, the curved column 9 drives the screeding plate 10 to rotate to the angle of the concrete on the inclined plane, the angle of the screeding plate 10 is adjusted when the concrete screeding mechanism is arranged to level the concrete on the inclined plane, the angle of the screeding plate 10 is identical with the angle of the concrete on the inclined plane, the screeding is carried out on the screeding plate 10, and the screeding range of the screeding mechanism screeding the concrete is improved.

Working principle:

when the concrete screeding mechanism works, firstly, the whole concrete screeding mechanism moves to a working place, the adjusting mechanism 5 is started to adjust the distance between the two support frames 1 to be matched with the concrete width box, the screeding plate 10 with the corresponding width is installed on the curved column 9, the electric telescopic rod 6 is started, the electric telescopic rod 6 drives the bottom box 7 and the screeding mechanism 8, the curved column 9 and the screeding plate 10 are lowered to be contacted with the concrete surface, the electric telescopic rod 6 is stopped, the support frames 1 are driven to slide in the track seat 4 through an external moving device to screeding concrete, after finishing screeding of the concrete, the telescopic rod 6 is started again to drive the screeding plate 10 to be lifted to the initial position, the electric telescopic rod 6 is stopped, when the concrete on the inclined plane needs to be screeded, the screeding mechanism 8 is started to drive the screeding plate 10 to be rotated to be identical with the angle of the concrete on the inclined plane, and the concrete on the inclined plane is repeatedly subjected to the steps as follows:

1. the adjusting process comprises the following steps:

the first motor 501 is connected with an external power supply, the first motor 501 drives the upper toothed belt pulley 502 to rotate, the upper toothed belt pulley 502 drives the toothed belt 503 to rotate, the toothed belt 503 drives the lower toothed belt pulley 502 to rotate, the lower toothed belt pulley 502 drives the double-headed screw 504 to rotate, the double-headed screw 504 drives the cross posts 505 to move, the two cross posts 505 relatively move, the two cross posts 505 drive the support frames 1 to move, the two support frames 1 drive the cross plates 3 to slide in the vertical plates 11 to adjust the distance between the two support frames 1, and after the distance between the two support frames 1 is adjusted, the first motor 501 is stopped;

2. trowelling process:

the second motor 801 is connected with an external power supply, the second motor 801 drives the first gear 802 to rotate, the first gear 802 drives the second gear 803 to rotate, the second gear 803 drives the pin shaft to rotate, the pin shaft drives the curved column 9 to rotate, the curved column 9 drives the trowel 10 to rotate, the trowel 10 rotates to the angle of the concrete on the inclined plane, and the second motor 801 is stopped.

Example 2:

referring to fig. 1-5: in this embodiment, the trowelling mechanism 8 further includes a bottom plate 8a1 and a bolt 8a2, the bottom plate 8a1 is fixedly connected to the bottom of the track seat, the curved post 9 is in threaded connection with the trowelling plate 10 through the bolt 8a2, so that the bottom plate 8a1 supports the track seat, the trowelling plate 10 is fixed to the outer wall of the curved post 9 by rotating the bolt 8a2, and when the bolt 8a2 is rotated in the opposite direction, the trowelling plate 10 can be detached from the curved post 9.

Working principle:

further, the base plate 8a1 supports the rail seat, the bolt 8a2 is turned to fix the trowel 10 to the outer wall of the curved post 9, and the trowel 10 can be detached from the curved post 9 when the bolt 8a2 is turned in the opposite direction.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a concrete trowelling mechanism, includes support frame (1) and diaphragm (3), and the outer wall of two support frames (1) all is connected its characterized in that with the tip stationary phase of diaphragm (3): two diaphragm (3) all with the inside sliding connection of riser (11), two the outer wall of riser (11) is connected with the inside stationary phase of box (2), the inside processing of box (2) has the opening, the outside of box (2) is equipped with base box (7), the inside of box (2) is equipped with adjustment mechanism (5), the inside of base box (7) is equipped with trowelling mechanism (8).

2. A concrete trowelling mechanism as claimed in claim 1, wherein: adjustment mechanism (5) first motor (501), profile of tooth belt pulley (502) and profile of tooth belt (503), first motor (501) are connected with the outer wall stationary phase of box (2) through the motor cabinet, the output shaft rigid coupling of first motor (501) has the one end of profile of tooth belt pulley (502), and the other end profile of tooth belt pulley (502) are on the outer wall of double-end screw rod (504), two profile of tooth belt pulley (502) all rotate with profile of tooth belt (503) to be connected, the both ends of double-end screw rod (504) all with diaphragm (505) threaded connection.

3. A concrete trowelling mechanism as claimed in claim 2, wherein: the inside processing of two diaphragm (505) has the internal thread, the both ends of double-end screw rod (504) all are connected with the inside stationary phase of box (2) through the bearing, and two the both ends of diaphragm (505) all are connected with the outer wall stationary phase of support frame (1).

4. A concrete trowelling mechanism as claimed in claim 1, wherein: the outer wall of box (2) is connected with electric telescopic handle (6) stationary phase, the output shaft of electric telescopic handle (6) is connected with the outer wall stationary phase of base case (7), two the tip of support frame (1) all with track seat (4) sliding connection.

5. A concrete trowelling mechanism as claimed in claim 1, wherein: the trowelling mechanism (8) comprises a second motor (801) and a first gear (802), wherein the second motor (801) is fixedly connected to the inside of the bottom box (7) through a motor base, an output shaft of the second motor (801) is fixedly connected with the first gear (802), the first gear (802) is meshed with a second gear (803), and the second gear (803) is fixedly connected to the outer wall of the pin shaft.

6. A concrete trowelling mechanism as claimed in claim 1, wherein: the novel plastic bending machine is characterized in that the bottom box (7) is rotationally connected with the pin shaft, a curved column (9) is arranged in the bottom box (7), the curved column (9) is fixedly connected to the outer wall of the pin shaft, and a trowelling plate (10) is arranged on the outer wall of the curved column (9).