Prefabricated pouring type stair surface trowelling device

By designing the surface of the prefabricated staircase, the device is cleaned, the sliding rod and the scraping rack are used to smooth the cement, and the cement is collected through the cylinder and sliding wheels to solve the problem of uneven cement on the surface of the stairs. Essence

CN222406290UActive Publication Date: 2025-01-28BIM (SUZHOU) CONSTR TECH CO LTD
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Patent Information

Application Number
CN202421096764.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-20
Publication Date
2025-01-28
Estimated Expiration
2034-05-20

AI Technical Summary

Technical Problem

After precast pouring, the cement on the surface of the existing stairs is not completely flat and needs to be smoothed manually, which is inefficient and cannot ensure consistency in thickness.

Method used

A prefabricated staircase surface is designed, including supporting seats, sliding rails, flattening mechanisms and collecting mechanisms. The flattening mechanism consists of the driver and flattened, and the cement is flattened by the sliding rod and the scraping rack; the collection mechanism is collected through the cylinder and sliding wheel.

Benefits of technology

This device can efficiently clean up the over -thick cement on the surface of the stairs, and ensure the flatness of the surface by smoothing the roller. At the same time, it is collected and reused to use the flattened cement to improve the work efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of prefabricated pouring type stairs, and discloses a prefabricated pouring type stair surface trowelling device which comprises supporting seats, the two supporting seats are arranged front and back, a sliding rail is arranged between the two supporting seats, a pouring type stair body is arranged above the sliding rail, and trowelling mechanisms are arranged above the supporting seats. A collecting mechanism is arranged below the pouring type stair body, the trowelling mechanism comprises a driving part and a trowelling part, the driving part is located on the outer side of the trowelling part, the collecting mechanism comprises a moving part and a fixed part, the moving part is located on the outer side of the fixed part, and the driving part comprises two fixed baffles which are arranged front and back; the bottom faces of the front fixed baffle and the rear fixed baffle are fixedly connected with the top faces close to the supporting bases, in the sliding process of the sliding rods, the scraping frame firstly cleans over-thick cement on the stair face and scrapes off the cleaned cement, the trowelling roller trowels the cleaned stair surface, and the smoothness of the cement on the stair surface is guaranteed.
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Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated cast-type stairs, in particular to a surface smoothing device for prefabricated cast-type stairs. Background Art

[0002] Casting refers to the process of pouring concrete and other materials into a mold to form a predetermined shape in civil engineering. When pouring concrete, the free height of the concrete should not exceed 2m and should not exceed 3m. When pouring large volumes of concrete, full layering, segmented layering and inclined layering methods can be used;

[0003] At present, stairs are prefabricated and poured before being installed into the room. After the stairs are poured with cement, the cement on its surface will not be completely flat. The cement in some areas of the surface is too thick and needs to be smoothed manually. This smoothing efficiency is low, which increases the labor intensity of the staff, and cannot ensure that the thickness of the cement on the stair surface is consistent, and the flatness of the cement on the stair surface is low.

[0004] Therefore, a prefabricated cast-type stair surface smoothing device is proposed. Utility Model Content

[0005] The utility model aims to provide a prefabricated cast-in-place stair surface smoothing device to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a prefabricated cast-type stair surface smoothing device, comprising a support seat, two support seats are arranged in front and behind, a slide rail is arranged between the two support seats, a cast-type stair main body is arranged above the slide rail, a smoothing mechanism is arranged above the support seat, and a collecting mechanism is arranged below the cast-type stair main body;

[0007] The smoothing mechanism comprises a driving part and a smoothing part;

[0008] The driving part is located outside the trowel part;

[0009] The collecting mechanism comprises a moving part and a fixed part;

[0010] The moving part is located outside the fixed part.

[0011] Preferably, the driving part includes a fixed baffle, two of which are arranged at the front and rear ends, the bottom surfaces of the two fixed baffles are fixedly connected to the top surface of the support seat close to each other, and fixed slide rods are fixedly arranged on the sides away from each other of the two fixed baffles at the front and rear ends, a driving slide rack is arranged at the other end of the fixed slide rack, and the driving slide rack is sleeved on the fixed slide rack and slidably connected to the fixed slide rack.

[0012] Preferably, a driving groove is opened on the side of the fixed baffle, a connecting groove is opened on the side of the driving slide, a sliding rod is arranged in the connecting groove, and the sliding rod passes through the connecting groove and the driving groove in sequence and is slidably connected with the inner wall of the connecting groove and the inner wall of the driving groove.

[0013] Preferably, a first cylinder is fixedly arranged on the sides away from the front and rear fixed baffles, and the right side surface of the output shaft of the first cylinder is fixedly connected to the driving slide.

[0014] Preferably, the smoothing part includes a scraper frame, the front and rear side surfaces of the scraper frame are respectively fixedly connected to the adjacent sliding rods, the bottom surface of the right end of the scraper frame is in contact with the surface of the stair tread of the cast-type stair body, and a smoothing roller is arranged inside the scraper frame, the front and rear ends of the smoothing roller are respectively connected to the inner wall bearings inside the scraper frame, the bottom surface of the smoothing roller is in contact with the surface of the stair tread of the cast-type stair body, and the smoothing roller smoothes the surface of the stairs to ensure the flatness of the stair surface.

[0015] Preferably, the moving part comprises a U-shaped placing frame, a collecting bucket is arranged inside the U-shaped placing frame, and the collecting bucket is located directly below the cast-type staircase body, and the collecting bucket collects cement scraped off the cast-type staircase body.

[0016] Preferably, the bottom surfaces of the U-shaped placement rack and the collecting bucket are fixedly provided with sliding wheels, the lower ends of the sliding wheels are slidably connected to the slide rails, the top surfaces of the front and rear ends of the U-shaped placement rack are provided with placement grooves, the lower end of the cast-type staircase body is located inside the placement groove and is slidably connected to the inner wall of the placement groove, and the sliding wheels slide on the slide rails to facilitate the movement of the U-shaped placement rack and the collecting bucket.

[0017] Preferably, the fixing part includes a fixing plate, the front and rear side surfaces of the fixing plate are fixedly connected to the adjacent fixed baffle plate, an adjusting plate is arranged under the fixing plate, a clamping rod is fixedly arranged on the bottom surface of the adjusting plate, a clamping groove is arranged on the inner wall of the placement groove, the clamping groove and the placement groove are interconnected, the lower end of the clamping rod is adapted to the clamping groove, a second cylinder is fixedly arranged on the top surface of the fixing plate, the output shaft of the second cylinder passes through the fixing plate and is fixedly connected to the adjusting plate, and the cast-in-place staircase body is fixed when the clamping rod is clamped with the clamping groove.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the prefabricated cast-in-place stair surface smoothing device can

[0019] 1) When the sliding rod is sliding, the scraper frame first cleans the excessively thick cement on the stair surface, scrapes off the cleaned cement, and the smoothing roller smoothes the cleaned stair surface to ensure the smoothness of the cement on the stair surface.

[0020] 2) The second cylinder drives the adjustment plate to move downward, and the adjustment plate drives the clamping rod to move downward, so that the lower end of the clamping rod is clamped with the clamping groove, thereby completing the fixation of the cast-in-place staircase body and ensuring that the cast-in-place staircase body will not shake during the leveling process. At the same time, the cement removed after leveling falls into the collection bucket, which is convenient for collecting and reusing the removed cement. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a three-dimensional view of the leveling mechanism of the utility model;

[0023] Figure 3 This is a three-dimensional view of the main body of the cast-in-place staircase of the utility model;

[0024] Figure 4 This is a three-dimensional view of the collection mechanism of the utility model.

[0025] In the figure: 1 support seat, 2 slide rail, 3 smoothing mechanism, 31 fixed baffle, 32 fixed slide rod, 33 driving slide, 34 slide rod, 35 first cylinder, 36 scraper frame, 37 smoothing roller, 4 cast-in-place staircase body, 5 collecting mechanism, 51 U-shaped placement frame, 52 collecting bucket, 53 sliding wheel, 54 fixed plate, 55 adjusting plate, 56 clamping rod, 57 second cylinder. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Embodiment 1

[0028] See also Figure 1-Figure 4 The utility model provides a technical solution: a prefabricated cast-type stair surface smoothing device, comprising a support seat 1, two support seats 1 are arranged in front and behind, a slide rail 2 is arranged between the two support seats 1, a cast-type stair main body 4 is arranged above the slide rail 2, a smoothing mechanism 3 is arranged above the support seat 1, and a collecting mechanism 5 is arranged below the cast-type stair main body 4;

[0029] The smoothing mechanism 3 includes a driving part and a smoothing part;

[0030] The driving part is located outside the trowel part;

[0031] The collecting mechanism 5 includes a moving part and a fixed part;

[0032] The moving part is located outside the fixed part.

[0033] The driving part includes a fixed baffle 31, two fixed baffles 31 are arranged at the front and rear, the bottom surfaces of the two fixed baffles 31 are fixedly connected to the top surface of the support seat 1 close to them, and the two fixed baffles 31 are fixedly arranged at the sides away from each other, and a driving slide 33 is arranged at the other end of the fixed slide 32, and the driving slide 33 is sleeved on the fixed slide 32 and slidably connected to the fixed slide 32;

[0034] A driving groove is formed on the side of the fixed baffle 31, and a connecting groove is formed on the side of the driving slide 33. A sliding rod 34 is arranged in the connecting groove. The sliding rod 34 passes through the connecting groove and the driving groove in sequence and is slidably connected with the inner wall of the connecting groove and the inner wall of the driving groove.

[0035] A first cylinder 35 is fixedly arranged on the sides away from the front and rear fixed baffles 31, and the right side surface of the output shaft of the first cylinder 35 is fixedly connected to the driving carriage 33;

[0036] The smoothing part includes a scraping frame 36, the front and rear sides of the scraping frame 36 are respectively fixedly connected to the adjacent sliding rod 34, the bottom surface of the right end of the scraping frame 36 contacts the surface of the stair tread of the cast-type staircase body 4, and a smoothing roller 37 is arranged inside the scraping frame 36, the front and rear ends of the smoothing roller 37 are respectively connected to the inner wall bearing inside the scraping frame 36, and the bottom surface of the smoothing roller 37 contacts the surface of the stair tread of the cast-type staircase body 4;

[0037] Furthermore, in this embodiment, the first cylinder 35 drives the driving slide 33 to move, and the driving slide 33 drives the sliding rod 34 to move, and the sliding rod 34 slides in the driving groove on the fixed baffle 31. During the sliding process of the sliding rod 34, the scraper 36 cleans the excessively thick cement on the stair surface, and the smoothing roller 37 smoothes the cleaned stair surface;

[0038] Furthermore, in this embodiment, during the sliding process of the sliding rod 34, the scraper frame 36 first cleans the excessively thick cement on the stair surface, scrapes off the cleaned cement, and the smoothing roller 37 smoothes the cleaned stair surface to ensure the smoothness of the cement on the stair surface;

[0039] Embodiment 2

[0040] See also Figure 1-Figure 4 , and on the basis of the first embodiment, it is further obtained that: the moving part includes a U-shaped placement frame 51, a collecting bucket 52 is arranged inside the U-shaped placement frame 51, and the collecting bucket 52 is located directly below the cast-in-place staircase body 4;

[0041] The bottom surfaces of the U-shaped placement frame 51 and the collecting bucket 52 are fixedly provided with sliding wheels 53, the lower ends of the sliding wheels 53 are slidably connected to the slide rails 2, and the top surfaces of the front and rear ends of the U-shaped placement frame 51 are provided with placement grooves, and the lower end of the cast-in-place staircase body 4 is located inside the placement groove and is slidably connected to the inner wall of the placement groove;

[0042] The fixing part includes a fixing plate 54, the front and rear sides of the fixing plate 54 are fixedly connected to the adjacent fixing baffle 31, an adjusting plate 55 is arranged below the fixing plate 54, a clamping rod 56 is fixedly arranged on the bottom surface of the adjusting plate 55, a clamping groove is opened on the inner wall of the placement groove, the clamping groove and the placement groove are mutually connected, the lower end of the clamping rod 56 is adapted to the clamping groove, a second cylinder 57 is fixedly arranged on the top surface of the fixing plate 54, and the output shaft of the second cylinder 57 passes through the fixing plate 54 and is fixedly connected to the adjusting plate 55;

[0043] Furthermore, in this embodiment, the cast-type staircase body 4 is placed on the U-shaped placement frame 51, and the sliding wheel 53 is moved to move the U-shaped placement frame 51 and the collecting bucket 52 to the leftmost side. The second cylinder 57 drives the adjustment plate 55 to move downward, and the adjustment plate 55 drives the clamping rod 56 to move downward, so that the lower end of the clamping rod 56 is clamped with the clamping groove, and the cast-type staircase body 4 is fixed. The cement removed after smoothing falls into the collecting bucket 52;

[0044] Furthermore, in this embodiment, the second cylinder 57 drives the adjustment plate 55 to move downward, and the adjustment plate 55 drives the clamping rod 56 to move downward, so that the lower end of the clamping rod 56 is clamped with the clamping groove, thereby completing the fixation of the cast-in-place staircase body 4 and ensuring that the cast-in-place staircase body 4 will not shake during the smoothing process. At the same time, the cement removed after smoothing falls into the collecting bucket 52, which is convenient for collecting and reusing the removed cement.

[0045] When in use, the cast-type staircase body 4 is placed on the U-shaped placement frame 51, and the sliding wheel 53 is moved to make the U-shaped placement frame 51 and the collecting bucket 52 move to the far left. The second cylinder 57 drives the adjusting plate 55 to move downward, and the adjusting plate 55 drives the clamping rod 56 to move downward, so that the lower end of the clamping rod 56 is clamped with the clamping groove to complete the fixation of the cast-type staircase body 4. At the same time, the cement removed after smoothing falls into the collecting bucket 52, which is convenient for collecting and reusing the removed cement. The first cylinder 35 drives the driving slide 33 to move, and the driving slide 33 drives the sliding rod 34 to move. The sliding rod 34 slides in the driving groove on the fixed baffle 31. During the sliding process of the sliding rod 34, the scraping frame 36 first cleans the excessively thick cement on the stair surface, scrapes off the cleaned cement, and the smoothing roller 37 smoothes the cleaned stair surface.

[0046] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A prefabricated cast-in-place stair surface smoothing device, comprising a support base (1), characterized in that: Two support seats (1) are arranged at the front and rear, a slide rail (2) is arranged between the two support seats (1), a cast-type staircase body (4) is arranged above the slide rail (2), a smoothing mechanism (3) is arranged above the support seat (1), and a collecting mechanism (5) is arranged below the cast-type staircase body (4); The smoothing mechanism (3) comprises a driving part and a smoothing part; The driving part is located outside the trowel part; The collecting mechanism (5) comprises a moving part and a fixed part; The moving part is located outside the fixed part.

2. A prefabricated cast-in-place stair surface smoothing device according to claim 1, characterized in that: The driving part comprises a fixed baffle (31), two of which are arranged at the front and rear ends, the bottom surfaces of the two fixed baffles (31) being fixedly connected to the top surface of the support seat (1) adjacent thereto, and fixed slide bars (32) being fixedly arranged at the sides of the two fixed baffles (31) away from each other, a driving slide bracket (33) being arranged at the other end of the fixed slide bracket (32), and the driving slide bracket (33) being sleeved on the fixed slide bracket (32) and slidably connected to the fixed slide bracket (32).

3. A prefabricated cast-in-place stair surface smoothing device according to claim 2, characterized in that: A driving groove is formed on the side of the fixed baffle (31), and a connecting groove is formed on the side of the driving slide (33). A sliding rod (34) is arranged in the connecting groove. The sliding rod (34) passes through the connecting groove and the driving groove in sequence and is slidably connected to the inner wall of the connecting groove and the inner wall of the driving groove.

4. A prefabricated cast-in-place stair surface smoothing device according to claim 3, characterized in that: A first cylinder (35) is fixedly arranged on the side away from the front and rear fixed baffles (31), and the right side surface of the output shaft of the first cylinder (35) is fixedly connected to the driving slide (33).

5. The surface smoothing device for prefabricated cast-in-place stairs according to claim 1, characterized in that: The smoothing part comprises a scraping frame (36), the front and rear side surfaces of the scraping frame (36) are respectively fixedly connected to the adjacent sliding rods (34), the bottom surface of the right end of the scraping frame (36) contacts the surface of the stair tread of the cast-type staircase body (4), and a smoothing roller (37) is arranged inside the scraping frame (36), the front and rear ends of the smoothing roller (37) are respectively connected to the inner wall bearing inside the scraping frame (36), and the bottom surface of the smoothing roller (37) contacts the surface of the stair tread of the cast-type staircase body (4).

6. The surface smoothing device for prefabricated cast-in-place stairs according to claim 1, characterized in that: The moving part comprises a U-shaped placement frame (51), a collecting bucket (52) is arranged inside the U-shaped placement frame (51), and the collecting bucket (52) is located directly below the cast-type staircase body (4).

7. A prefabricated cast-in-place stair surface smoothing device according to claim 6, characterized in that: The bottom surfaces of the U-shaped placement frame (51) and the collecting bucket (52) are both fixedly provided with sliding wheels (53), the lower ends of the sliding wheels (53) are slidably connected to the slide rails (2), the top surfaces of the front and rear ends of the U-shaped placement frame (51) are both provided with placement grooves, and the lower end of the cast-in-place staircase body (4) is located inside the placement groove and is slidably connected to the inner wall of the placement groove.

8. The surface smoothing device for prefabricated cast-in-place stairs according to claim 1, characterized in that: The fixing portion comprises a fixing plate (54), the front and rear sides of the fixing plate (54) are fixedly connected to a fixing baffle (31) adjacent thereto, an adjusting plate (55) is arranged below the fixing plate (54), a clamping rod (56) is fixedly arranged on the bottom surface of the adjusting plate (55), a clamping groove is provided on the inner wall of the placement groove, the clamping groove and the placement groove are interconnected, the lower end of the clamping rod (56) is matched with the clamping groove, and a second cylinder (57) is fixedly arranged on the top surface of the fixing plate (54), the output shaft of the second cylinder (57) passes through the fixing plate (54) and is fixedly connected to the adjusting plate (55).