CN222730291U - Concrete trowel - Google Patents

Abstract

The utility model discloses a concrete trowelling machine, which relates to the technical field of trowelling machines and comprises a trowelling machine body, a hand support which is arranged on one side of the trowelling machine body and has an adjustable length, wherein the hand support comprises a fixed rod which is rotatably arranged on the outer wall of the trowelling machine body, a sliding sleeve rod which is slidably arranged on the outer wall of one end of the fixed rod, and handles which are fixedly arranged on two sides of one end of the sliding sleeve rod and are used for being held by people, a fixing mechanism is arranged between the fixed rod and the sliding sleeve rod, and a plurality of positioning holes are formed in the top of the fixed rod. According to the utility model, the sliding sleeve rod outside the fixed rod is slid, so that the whole length of the hand support can be adjusted, people can conveniently float concrete at a far position by driving the trowelling machine body to move through the length-adjusted hand support, and people can directly adjust and fix the length of the hand support from the handle end of the sliding sleeve rod by utilizing the fixing mechanism and the connecting mechanism, so that the operation is convenient.

Description

Concrete trowelling machine

Technical Field

The utility model relates to the technical field of troweling machines, in particular to a concrete troweling machine.

Background

The concrete trowel is also called as a finishing machine, and its main structure is a trowel rotor driven by a gasoline engine, and the bottom surface of a cross in the middle of the rotor is equipped with a trowel. The tilt direction of the trowel is consistent with the rotation direction of the rotor, and the gasoline engine drives the triangular belt to enable the trowel rotor to rotate, so that the trowel is driven to rotate to trowel concrete.

The patent of publication number CN212957510U discloses a hand-held concrete trowelling machine, including the motor, the surface fixed mounting of motor has the support. This hand-held type concrete trowelling machine through being provided with according to the piece, if tensile extension handle, can press according to the piece to opposite side for installation piece is to opposite side motion with the spring extrusion, when meetting next group draw-in groove, does not receive the extrusion according to the piece, and the extrusion force of spring obtains releasing and resumes elasticity and will press the piece to opposite side extrusion to the outside of dead lever, reaches the purpose of extension.

Aiming at the problems that the hand-held concrete trowelling machine is mainly of fixed length and does not have an extending function in the specification, if the trowelled concrete floor has defects, the trowelling machine needs to return to trowelling again manually, the foot marks are left on the way of workers after passing, the left foot marks are trowelled, and the workload of the workers is increased, the application adopts another technical scheme to solve the technical problems.

Disclosure of utility model

Aiming at the defects that the hand-held concrete trowelling machine does not have an extending function, if the trowelled concrete floor has defects, the trowelling machine needs to be manually returned again, the foot marks are left on the way of a worker after passing, the left foot marks are required to be trowelled, and the workload of the worker is increased, the concrete trowelling machine is provided with the following specific technical scheme:

The concrete trowelling machine comprises a trowelling machine body, and a hand support which is arranged on one side of the trowelling machine body and has an adjustable length, wherein the hand support comprises a fixed rod which is rotatably arranged on the outer wall of the trowelling machine body, a sliding sleeve rod which is slidably arranged on the outer wall of one end of the fixed rod, and handles which are fixedly arranged on two sides of one end of the sliding sleeve rod and are used for being held by people;

The fixing mechanism comprises a connecting seat fixedly arranged at the bottom end of the sliding sleeve rod, a spring fixedly arranged at the top of the inner wall of the connecting seat and an inserting block fixedly arranged at the bottom end of the spring and matched with the spring to be inserted in the positioning hole, and a connecting mechanism for pulling the inserting block away from the positioning hole is arranged at the handle end of the sliding sleeve rod.

Through adopting above-mentioned technical scheme, through sliding the slip loop bar in the dead lever outside, can adjust hand support overall length, make things convenient for people to drive the trowelling organism through the hand support after adjusting long and remove and trowelling the concrete of remote position.

Optionally, a through hole which is communicated with the positioning hole and used for draining water is formed at the bottom of the fixing rod.

Through adopting above-mentioned technical scheme, when the trowelling machine is put outdoor after drenching, the through-hole can be with the rainwater discharge that gets into in the locating hole.

Optionally, coupling mechanism is including fixedly establishing the connecting rope in the handle end department of slip loop bar, connecting rope bottom runs through connecting seat fixed connection at the top of inserted block, inserted block top sliding connection is in the connecting seat, connecting rope bottom is located the inside of spring, the connecting seat top rotates and is equipped with the leading wheel that is used for the direction to connecting rope, connecting rope top outer wall is fixed to be equipped with the antiskid sleeve pipe that supplies people to grip.

Through adopting above-mentioned technical scheme, people can utilize fixed establishment and coupling mechanism, directly follow the handle end of slip loop bar and adjust and fix the length of hand support, convenient operation.

Optionally, the fixed a plurality of fixed plates that are equipped with in trowelling organism outer wall edge, the fixed plate internal thread is equipped with the threaded rod, threaded rod bottom end is fixed with the truckle that is used for making things convenient for trowelling machine transportation, the fixed rocking handle that supplies people to shake to drive the threaded rod that is equipped with in threaded rod top.

Through adopting above-mentioned technical scheme, people can drive the truckle after rotatory threaded rod and go up and down, make the truckle break away from the trowelling process of trowelling machine on ground through rising the truckle when being convenient for trowelling, when need remove trowelling machine, people can descend the truckle, make the truckle jack-up trowelling machine, make things convenient for people to roll through the truckle, push away trowelling machine and remove.

In summary, the present utility model includes at least one of the following beneficial effects:

1. through the slip loop bar outside the dead lever, can adjust hand support overall length, make things convenient for people to drive the trowelling organism through the hand support after the transfer length and remove and to trowelling the concrete of remote position, and people can utilize fixed establishment and coupling mechanism, directly adjust and fix the length of hand support from the handle end of slip loop bar, convenient operation.

2. Through rocking the rocking handle, the connection of cooperation screw rod can drive the truckle and go up and down, can jack-up the trowelling organism after the truckle descends, adjusts trowelling organism and the height on ground, supports and remove trowelling machine by the truckle, moves and is impaired on uneven road surface when avoiding trowelling organism transportation.

Drawings

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

FIG. 2 is a schematic view of the interior of the overall structure of the present utility model;

FIG. 3 is an enlarged view of the structure A of FIG. 2 in accordance with the present utility model;

Fig. 4 is an enlarged view of the mounting plate and caster structure of fig. 2 in accordance with the present utility model.

The reference numerals indicate that 1, a troweling machine body, 2, a fixed rod, 21, a sliding sleeve rod, 22, a handle, 23, a positioning hole, 24, a through hole, 3, a connecting seat, 31, a spring, 32, an inserting block, 33, a connecting rope, 34, a guide wheel, 35, an anti-skid sleeve pipe, 4, a fixed plate, 41, a threaded rod, 42, a caster wheel, 43 and a rocking handle.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a concrete trowelling machine, referring to fig. 1-2, which comprises a trowelling machine body 1 and a hand support which is arranged on one side of the trowelling machine body 1 and has adjustable length, wherein the trowelling machine body 1 and the hand support form the existing concrete trowelling machine, and the internal structures of the trowelling machine body and the hand support are disclosed and are not repeated herein.

Referring to fig. 1-2, the hand support comprises a fixed rod 2 rotatably arranged on the outer wall of the trowelling machine body 1, a sliding sleeve rod 21 slidably arranged on the outer wall of one end of the fixed rod 2, and handles 22 fixedly arranged on two sides of one end of the sliding sleeve rod 21 and used for being held by people, wherein the handles 22 can be held by people, and the hand support drives the trowelling machine body 1 to move to trowelle concrete.

People can slide the sliding sleeve rod 21 outside the fixed rod 2 to adjust the whole length of the hand support, the occupied space of the trowelling machine can be reduced after the hand support is shortened, the transportation is convenient, and after the length of the hand support is adjusted, people can conveniently drive the trowelling machine body 1 to move through the hand support after the length is adjusted to trowelle concrete at a far position.

Referring to fig. 1-3, a fixing mechanism is arranged between a fixing rod 2 and a sliding sleeve rod 21, a plurality of positioning holes 23 are formed in the top of the fixing rod 2, a through hole 24 which is communicated with the positioning holes 23 and used for draining water is formed in the bottom of the fixing rod 2, and when the trowelling machine is placed outdoors and rains, rainwater entering the positioning holes 23 can be drained through the through hole 24.

Referring to fig. 1-3, the fixing mechanism includes a connection seat 3 fixedly arranged at the bottom end of the sliding sleeve rod 21, a spring 31 fixedly arranged at the top of the inner wall of the connection seat 3, and an insert block 32 fixedly arranged at the bottom end of the spring 31 and matched with the insert block to be inserted into the positioning hole 23, wherein the top end of the insert block 32 is slidably connected in the connection seat 3, the connection seat 3 can limit the insert block 32, and under the elasticity of the spring 31, the insert block 32 can be inserted into the corresponding positioning hole 23 to fix the whole length of the regulated hand support.

Referring to fig. 1-3, the handle 22 end of the sliding sleeve rod 21 is provided with a connecting mechanism for pulling the insert block 32 away from the positioning hole 23, the connecting mechanism comprises a connecting rope 33 fixedly arranged at the handle 22 end of the sliding sleeve rod 21, the bottom end of the connecting rope 33 penetrates through the connecting seat 3 to be fixedly connected to the top of the insert block 32, the bottom end of the connecting rope 33 is positioned in the spring 31, people can pull the connecting rope 33 from the handle 22 end of the sliding sleeve rod 21, and the pulled connecting rope 33 can pull the insert block 32 away from the positioning hole 23, so that the fixed rod 2 and the sliding sleeve rod 21 are separated from each other, the length of a hand support is conveniently adjusted from the handle 22 end of the sliding sleeve rod 21, the length of the hand support is not required to be adjusted from the position of the connecting seat 3, and the hand support is more convenient.

Referring to fig. 1 to 3, a guide wheel 34 for guiding the connection rope 33 is rotatably provided at the top of the connection seat 3, the guide wheel 34 can guide the connection rope 33, and the contact area between the connection rope 33 and the connection seat 3 is reduced, so that the abrasion of the connection rope 33 is reduced, and the connection rope 33 can be a thin steel wire rope.

Referring to fig. 1-2, an anti-slip sleeve 35 for holding is fixedly arranged on the outer wall of the top end of the connecting rope 33, and people can hold the anti-slip sleeve 35 to pull the connecting rope 33.

Referring to fig. 2 and 4, the fixed a plurality of fixed plates 4 that are equipped with in the outer wall edge of trowelling organism 1, fixed plate 4 internal thread is equipped with threaded rod 41, threaded rod 41 bottom fixed mounting has the truckle 42 that is used for making things convenient for trowelling machine transportation, people can drive truckle 42 after rotatory threaded rod 41 and go up and down, trowelling process that can not hinder the trowelling machine can not be hindered by making truckle 42 break away from ground through rising truckle 42 when being convenient for trowelling, when needs remove trowelling machine, people can descend truckle 42, make truckle 42 jack-up trowelling machine, make things convenient for people to roll through truckle 42, push trowelling machine and remove, direct on uneven road surface removes and is impaired when avoiding trowelling organism 1 transportation.

Referring to fig. 2 and 4, a crank 43 is fixedly arranged at the top end of the threaded rod 41 for people to shake to drive the threaded rod 41 to rotate, and people can shake the crank 43 to drive the threaded rod 41 to rotate.

The concrete trowelling machine of the embodiment of the utility model has the implementation principle that:

when in use, a person can hold the handle 22 and drive the trowelling machine body 1 to move by holding the bracket so as to trowelling the concrete;

when the concrete at a far position is required to be trowelled and the concrete is inconvenient to tread, people can pull the connecting rope 33 from the handle 22 end of the sliding sleeve rod 21 by utilizing the anti-slip sleeve 35, the pulled connecting rope 33 can pull the inserting block 32 away from the positioning hole 23, so that the fixing rod 2 and the sliding sleeve rod 21 are separated from each other, then the people can pull the sliding sleeve rod 21 to the outer side of the fixing rod 2, and the fixing rod 2 is slowly pulled out of the sliding sleeve rod 21, so that the whole length of the hand support is adjusted;

when the length of the hand support reaches the required length, people can loosen the connecting rope 33 and continuously pull the sliding sleeve rod 21 to the outer side of the fixed rod 2, the plug block 32 can be aligned with the corresponding positioning hole 23 along with pulling, and at the moment, under the elasticity of the spring 31, the plug block 32 can be automatically inserted into the corresponding positioning hole 23 to fix the whole length of the adjusted hand support, so that people can conveniently trowelle concrete at a far position by driving the trowelling machine body 1 to move through the adjusted hand support.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The concrete trowelling machine comprises a trowelling machine body (1), and a hand support which is arranged on one side of the trowelling machine body (1) and has an adjustable length, and is characterized in that:

The hand support comprises a fixed rod (2) rotatably arranged on the outer wall of the trowelling machine body (1), a sliding sleeve rod (21) slidably arranged on the outer wall of one end of the fixed rod (2), and handles (22) fixedly arranged on two sides of one end of the sliding sleeve rod (21) for people to hold;

Be equipped with fixed establishment between dead lever (2) and slip loop bar (21), a plurality of locating holes (23) have been seted up at dead lever (2) top, fixed establishment is including fixed connecting seat (3) of establishing in slip loop bar (21) bottom, fixed spring (31) of establishing at connecting seat (3) inner wall top to and fixed insert (32) of establishing in spring (31) bottom and cooperation grafting in locating hole (23), handle (22) end of slip loop bar (21) is equipped with and is used for pulling away the coupling mechanism of insert (32) from locating hole (23).

2. The concrete trowelling machine of claim 1, wherein the bottom of the fixed rod (2) is provided with a through hole (24) which is communicated with the positioning hole (23) and is used for draining water.

3. The concrete trowelling machine of claim 1, wherein said connecting mechanism comprises a connecting rope (33) fixedly arranged at the end of a handle (22) of the sliding sleeve rod (21), and the bottom end of said connecting rope (33) penetrates through the connecting seat (3) and is fixedly connected to the top of the insert block (32).

4. A concrete trowelling machine according to claim 3, wherein the top end of the insert (32) is slidingly connected in the connecting seat (3), and the bottom end of the connecting rope (33) is positioned inside the spring (31).

5. The concrete trowelling machine of claim 4, wherein a guide wheel (34) for guiding the connecting rope (33) is rotatably arranged at the top of the connecting seat (3).

6. The concrete trowelling machine of claim 5, wherein the outer wall of the top end of the connecting rope (33) is fixedly provided with an anti-slip sleeve (35) for people to hold.

7. The concrete trowelling machine of claim 1, wherein a plurality of fixing plates (4) are fixedly arranged at the edge of the outer wall of the trowelling machine body (1), threaded rods (41) are arranged in the fixing plates (4) in a threaded manner, and casters (42) used for facilitating trowelling machine transportation are fixedly arranged at the bottom ends of the threaded rods (41).

8. The concrete finishing machine of claim 7, wherein a rocking handle (43) for people to rock to drive the threaded rod (41) to rotate is fixedly arranged at the top end of the threaded rod (41).