Ground flattening device

Abstract

The utility model discloses a ground flattening device, which relates to the field of constructional engineering equipment and comprises a traveling mechanism and a flattening mechanism arranged on the traveling mechanism. The flattening mechanism comprises an installation plate installed on the walking mechanism through a lifting mechanism, flattening plates arranged at the front end and the rear end of the installation plate and a flattening roller arranged between the two flattening plates, and a height adjusting device used for adjusting the height of the flattening plates is arranged on the installation plate. And the flattening plate in the front of the walking direction is higher than the flattening plate in the rear. The double-flattening-plate structure is adopted, the double-flattening-plate structure is located at the front end and the rear end of the mounting plate respectively, the flattening plate located in the front of the walking direction is higher than the flattening plate located in the rear of the walking direction, the flattening plate in the front can play a role in pre-flattening, and the final flattening effect is achieved through double flattening.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of building engineering equipment, and specifically to a ground chasing device. BACKGROUND

[0002] During ground or floor surface construction, cement ground often adopts the whole pouring mode, pours concrete into the ground, and then carries out the chasing step to chase the surface of the concrete and form a flat ground.

[0003] In the original construction operation, a batten is usually used for chasing operation, and the construction personnel squat on the ground to hold the batten for chasing work, which is easy to cause fatigue and low chasing efficiency.

[0004] In recent years, some chasing devices for chasing have appeared to replace the traditional batten for chasing operation, and the chasing efficiency is greatly improved compared with the traditional manual method.

[0005] For example, the utility model patent with publication number CN219343906U discloses a chasing device for house ground paving, which moves the base by controlling the push-pull rod, and then uses multiple cylinders to drive the scraper to adjust the position, so that the operator can stand outside the cement ground to process the cement paving position that needs to be scraped and compacted, avoiding the operator directly stepping on the cement ground for operation. However, the chasing device with this structure is relatively simple in structure, but it is difficult to achieve good chasing effect.

[0006] For example, the utility model patent with publication number CN219910021U discloses a bottom surface chasing device for house building, which chases the ground by setting a push plate, a rolling mechanism and a chasing mechanism. The chasing plate of this structure is located on one side of the machine body, and when it runs to the end of the route, it will remain a length of about one machine body to realize chasing operation. The remaining part still needs to be chased manually, and the machine body needs to be turned around at the end of the route to realize chasing operation at the next position. UTILITY MODEL CONTENTS

[0007] The utility model aims at the deficiencies in the prior art, and designs a ground chasing device to improve the chasing efficiency and realize reciprocating chasing operation without turning around.

[0008] In order to achieve the above object, the utility model provides a ground chasing device adopts the following technical scheme, include: walking mechanism and set up chasing mechanism on walking mechanism, the chasing mechanism includes the mounting plate that installs on walking mechanism through the lifting mechanism, set up chasing board at the both ends of mounting plate before and after and set up the smoothing roller between two chasing boards, be equipped with height adjusting device for adjusting the height of chasing board on the mounting plate, the chasing board higher in the front of walking direction than the chasing board in the rear.

[0009] Further, the height adjusting device includes a connecting rod disposed above the chasing board, a roller mounted at the top end of the connecting rod, a sliding block disposed on the top surface of the mounting plate, and a sliding groove disposed on the sliding block. An oil cylinder is connected to one side of the sliding block for pushing the sliding block left and right. The sliding groove is inclinedly disposed, and the roller is fitted in the sliding groove.

[0010] Further, the height adjusting device is two, respectively corresponding to the above of two chasing boards, and the sliding grooves of the two height adjusting devices are symmetrically disposed. The oil cylinder is a single-piston double-rod oil cylinder, and the cylinder body is fixedly disposed on the mounting plate. The two piston rods are respectively connected with the corresponding sliding blocks.

[0011] Further, the top surface of the mounting plate is provided with a raised block, and the sliding block is disposed on the raised block. A sliding rail is disposed between the sliding block and the raised block.

[0012] Further, a through hole is provided on the mounting plate, and the chasing board is located below the mounting plate. The upper end of the connecting rod passes through the through hole of the mounting plate upwardly and cooperates with the sliding groove.

[0013] Further, the front and rear sides of the chasing board are both provided with a baffle, and the chasing board is fitted between the two baffles. The bottom of the baffle is wedge-shaped.

[0014] Further, the walking mechanism includes a crossbar, support bars disposed at the left and right ends of the crossbar, and walking wheels disposed at the lower ends of the support bars. The lifting mechanism is mounted on the crossbar.

[0015] Further, the lifting mechanism includes a cross plate and a lifting cylinder disposed on the cross plate. The piston rod of the lifting cylinder passes through the cross plate downwardly and is connected with the mounting plate. A stabilizing rod is further disposed between the mounting plate and the cross plate. The cross plate is slidingly disposed on the crossbar.

[0016] Further, a transverse through hole is provided on the cross plate, and the crossbar is fitted in the through hole. Sleeves are provided on the cross plate and located at the two ends of the through hole. Lock nuts are provided on the sleeves.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] The utility model discloses a double chasing flat plate structure, be located respectively in the front and rear both ends of mounting plate, and the chasing flat plate higher in the front of walking direction is located the chasing flat plate in the rear, and the chasing flat plate in the front can play the role of pre-chasing, and the final chasing effect is realized through double chasing. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is the front view structure schematic diagram of the utility model;

[0020] Fig. 2 It is the side view structure schematic diagram of chasing mechanism of the utility model;

[0021] Fig. 3 It is the side view structure schematic diagram of chasing flat plate of the utility model.

[0022] In the drawing: 1 - support pole;2 - horizontal pole;3 - sleeve;4 - horizontal plate;5 - lifting cylinder;6 - stabilizer bar;7 - mounting plate;8 - baffle;9 - chasing flat plate;10 - connecting rod;11 - pad high block;12 - sliding block;13 - oil cylinder;14 - leveling roller;15 - sliding groove;16 - roller;17 - slide rail. DETAILED DESCRIPTION

[0023] The preferred embodiments of the utility model will be described in more detail below. Although the preferred embodiments of the utility model are described below, it should be understood that the utility model can be realized in various forms and should not be limited by the embodiments described here. On the contrary, these embodiments are provided in order to make the utility model more thorough and complete, and to fully convey the scope of the utility model to those skilled in the art.

[0024] In the description of the utility model, it should be pointed out that the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] As Figs. 1-3 The utility model discloses a ground chasing device, including walking mechanism and set up on the walking mechanism chasing mechanism. Walking mechanism includes horizontal pole 2, set up in horizontal pole 2 left and right two ends'supporting pole 1 and set up in supporting pole 1 lower extreme's walking wheel, and chasing mechanism is installed on horizontal pole 2 through elevating system. Can install driving motor on walking wheel, to realize the walking function of whole device. Preferably, horizontal pole 2 is parallel and is provided with two, and supporting pole 1 is connected with two horizontal poles 2 in approximate door character shape.

[0027] Elevating system includes the horizontal plate 4 of installation on horizontal pole 2 and the elevating cylinder 5 of installation on the top surface of horizontal plate 4, and the piston rod of elevating cylinder 5 is connected with chasing mechanism after being passed through horizontal plate 4 downwards. Be equipped with sleeve 3 on both ends of the through -hole on horizontal plate 4, cooperate with horizontal pole 2, and be equipped with locking nut on sleeve 3, when needing to adjust the lateral position of elevating system, open locking nut, adjust to the position after locking nut lock dead, and the relative position of horizontal plate 4 and horizontal pole 2 keeps fixed.

[0028] Chasing mechanism includes the mounting plate 7 of setting in the end of elevating cylinder 5 piston rod, the chasing plate 9 of setting in the position of the front and back two ends of mounting plate 7 and the flat roller 14 of setting in the bottom surface of mounting plate 7 and between two chasing plate 9, install the height adjusting device for adjusting the height of chasing plate 9 on mounting plate 7, and the height of the chasing plate 9 in the front of walking direction is higher than the height of the chasing plate 9 in the rear of walking direction. In the operation process, the chasing plate 9 in the front plays the role of pre-chasing, reduces the working pressure of the chasing plate 9 in the rear, and the un-chasing position retained when running to the end position also carries out a pre-chasing operation, reduces the labor needed when subsequent manual chasing, and the flat roller 14 is located between two chasing plate 9, which is used for realizing the leveling work to the cement ground.

[0029] Height adjusting device includes connecting rod 10 installed above chasing plate 9, roller 16 set at the top end of connecting rod 10, sliding block 12 set on the top surface of mounting plate 7 and sliding groove 15 opened in sliding block 12, sliding groove 15 is inclinedly arranged, roller 16 is cooperatively installed in sliding groove 15, oil cylinder 13 is connected on one side of sliding block 12, through hole is arranged on mounting plate 7, connecting rod 10 is cooperatively installed in the through hole, when sliding block 12 moves left and right, sliding groove 15 moves along with it, since connecting rod 10 can only move up and down, therefore roller 16 will move up and down along with the movement of sliding groove 15, so as to realize the adjustment of the height position of chasing plate 9.

[0030] The two height adjusting devices are arranged above the two screeding plates 9, and the sliding grooves 15 in the two height adjusting devices are symmetrically arranged, the oil cylinder 13 is a single-piston double-rod oil cylinder, the cylinder body of which is fixedly arranged on the mounting plate 7, and the piston rods at two ends are connected with the corresponding sliding blocks 12 respectively, when the oil cylinder 13 simultaneously moves the two sliding blocks 12 to the left or to the right, the corresponding screeding plates 9 are moved downward and upward respectively, and the moving directions of the two are opposite. After the screeding work of one straight line is completed, the whole machine does not need to be turned around, and only the relative height positions of the two screeding plates 9 need to be adjusted through the oil cylinder 13, so that the transverse position of the screeding mechanism on the walking mechanism is adjusted, and then the screeding operation is directly carried out in the reverse direction, and the screeding efficiency is higher.

[0031] Preferably, the mounting plate 7 is provided with a raised block 11 on the top surface, the sliding block 12 is arranged on the raised block 11, and a sliding rail 17 is arranged between the sliding block 12 and the raised block 11. Meanwhile, the screeding plate 9 is arranged in the space formed by the two baffle plates 8, and the bottom of the baffle plate 8 is wedge-shaped, so that the baffle plate 8 can play the role of a scraper during the upward and downward movement of the screeding plate 9, and the residual cement on the screeding plate 9 can be scraped off, so that the screeding effect is not affected.

[0032] Preferably, a stabilizing rod 6 is further arranged between the mounting plate 7 and the transverse plate 4, the lower end of the stabilizing rod 6 is fixed on the mounting plate 7, and the upper end penetrates through the transverse plate 4 upwards, so as to ensure the stability of the screeding mechanism during the overall lifting.

[0033] The utility model discloses a double-screeding plate structure, the screeding plate in front is slightly higher than the screeding plate in rear, plays the role of pre-screeding, and the height of two screeding plates can be linked to adjust, on one hand, the work load of the un-screeded area remaining at the end of single-line walking can be reduced, and on the other hand, when reversing is needed, the whole machine does not need to be turned around, and only the transverse position of the screeding mechanism and the relative height of two screeding plates need to be adjusted, and the whole machine can be directly moved in the reverse direction by the overall driving device.

[0034] The above embodiment is only a preferred embodiment of the utility model, and the above description does not limit the protection scope of the utility model, and the above description is exemplary and not exhaustive, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model, and many modifications and changes are obvious to ordinary skilled persons in the technical field without deviating from the scope and spirit of the described embodiments.

Claims

1. A ground leveling device, comprising a traveling mechanism and a leveling mechanism disposed on the traveling mechanism, characterized in that, The leveling mechanism includes a mounting plate (7) mounted on the walking mechanism via a lifting mechanism, leveling plates (9) set at the front and rear ends of the mounting plate (7), and a leveling roller (14) set between the two leveling plates (9). The mounting plate (7) is provided with a height adjustment device for adjusting the height of the leveling plates (9), and the leveling plate (9) located in front of the walking direction is higher than the leveling plate (9) located behind.

2. The ground leveling device according to claim 1, characterized in that, The height adjustment device includes a connecting rod (10) set above the platen (9), a roller (16) installed at the top of the connecting rod (10), a slider (12) set on the top surface of the mounting plate (7), and a groove (15) set on the slider (12). A hydraulic cylinder (13) for pushing the slider (12) to move left and right is connected to one side of the slider (12). The groove (15) is inclined and the roller (16) is installed in the groove (15).

3. The ground leveling device according to claim 2, characterized in that, There are two height adjustment devices, which are respectively installed above the two flat plates (9), and the slide grooves (15) of the two height adjustment devices are symmetrically arranged. The oil cylinder (13) is a single piston double rod oil cylinder, and its cylinder body is fixedly installed on the mounting plate (7). The two piston rods are respectively connected to the corresponding sliders (12).

4. A ground leveling device according to claim 2 or 3, characterized in that, The mounting plate (7) has a shim block (11) on its top surface, a slider (12) is mounted on the shim block (11), and a slide rail (17) is provided between the slider (12) and the shim block (11).

5. A ground leveling device according to claim 2, characterized in that, The mounting plate (7) has a through hole, the flat plate (9) is located below the mounting plate (7), and the upper end of the connecting rod (10) passes through the through hole of the mounting plate (7) and engages with the slide groove (15).

6. A ground leveling device according to claim 1, characterized in that, The front and rear sides of the pressing plate (9) are provided with baffles (8), and the pressing plate (9) is installed between the two baffles (8). The bottom of the baffles (8) is wedge-shaped.

7. A ground leveling device according to claim 1, characterized in that, The walking mechanism includes a crossbar (2), support bars (1) set at the left and right ends of the crossbar (2), and walking wheels set at the lower end of the support bars (1). The lifting mechanism is installed on the crossbar (2).

8. A ground leveling device according to claim 7, characterized in that, The lifting mechanism includes a horizontal plate (4) and a lifting cylinder (5) set on the horizontal plate (4). The piston rod of the lifting cylinder (5) passes down through the horizontal plate (4) and is connected to the mounting plate (7). A stabilizing rod (6) is also provided between the mounting plate (7) and the horizontal plate (4). The horizontal plate (4) is slidably set on the crossbar (2).

9. A ground leveling device according to claim 8, characterized in that, A transverse through hole is provided on the horizontal plate (4), and a crossbar (2) is installed in the through hole. A sleeve (3) is provided on the horizontal plate (4) and at both ends of the through hole, and a locking nut is provided on the sleeve (3).

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