Concrete anti-cracking device

Abstract

The utility model discloses a concrete anti-cracking device which comprises an installation box with an opening in the top, and an air blowing opening is formed in the bottom face of the installation box. The moving mechanism is mounted on the mounting box; and the concrete crack processing mechanism is used for processing the concrete cracks. The utility model effectively solves the problem of how to prevent, repair and treat cracks caused by expansion caused by heat and contraction caused by cold due to factors such as external environment.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete, in particular to a concrete crack prevention device. Background Art

[0002] In the field of concrete technology, concrete is laid on the ground to achieve construction projects such as road paving. During long-term use, the concrete floor may expand and contract due to external factors such as thermal expansion and contraction, resulting in cracks, which will affect the use of the concrete floor. At the same time, secondary damage to the concrete cracks will occur, which will require prevention, treatment and repair of the concrete cracks.

[0003] Therefore, there is an urgent need to design a concrete crack prevention device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a concrete crack prevention device, which effectively solves the problem that the concrete floor may crack due to thermal expansion and contraction due to external environmental factors, affecting the use of the concrete floor, and secondary damage to the concrete cracks.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a concrete crack prevention device, which includes:

[0006] An installation box with an opening on the top, and an air outlet on the bottom surface of the installation box;

[0007] a moving mechanism mounted on the mounting box; and

[0008] a concrete crack treatment mechanism for treating the concrete cracks;

[0009] Wherein, the moving mechanism comprises:

[0010] A dual-shaft motor installed in the installation box;

[0011] Two first rollers are symmetrically arranged on both sides of the installation box and are respectively connected to the two output ends of the dual-axis motor through a connecting rod; and

[0012] Two second rollers are symmetrically and rotatably connected to the two sides of the installation box through a support shaft;

[0013] The concrete crack processing mechanism comprises:

[0014] A hot air blower fixedly installed in the installation box and located above the air outlet;

[0015] two fixing plates fixedly connected to one end of the installation box; and

[0016] A squeezing roller is rotatably connected between the two fixed plates via a fixed shaft.

[0017] Preferably, a top cover is movably connected to the top opening of the installation box.

[0018] Preferably, two insertion plates are symmetrically arranged on the bottom surface of the top cover, and insertion openings for the insertion plates to be slidably connected are opened on the tops of the two end plates of the installation box.

[0019] Preferably, each of the connecting rods is sleeved with a limiting ring located outside the first roller, and each of the supporting shafts is sleeved with a limiting ring located outside the second roller.

[0020] Preferably, a guide plate with a plurality of guide openings is fixedly connected to the air outlet of the installation box.

[0021] The utility model provides a concrete crack prevention device, which has the following beneficial effects:

[0022] 1. The concrete crack prevention device realizes the treatment of concrete cracks by setting up a concrete crack treatment mechanism and its auxiliary structures. Specifically, the surrounding of the concrete cracks is first softened by a hot air blower, and then the softened concrete cracks are flattened by an extrusion roller, thereby realizing the treatment of the concrete cracks.

[0023] 2. The concrete crack prevention device can be flexibly driven to move by means of the setting of the moving mechanism and its auxiliary structure, so as to facilitate the treatment of concrete cracks at any position. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of a concrete crack prevention device of the utility model;

[0025] Figure 2 This is a bottom view of a concrete crack prevention device of the utility model;

[0026] Figure 3 This is a side view of a concrete crack prevention device of the utility model;

[0027] Figure 4 The utility model is a top view of a concrete crack prevention device.

[0028] In the figure: 1. Installation box; 11. Top cover; 12. Insertion plate; 13. Insertion port; 14. Guide plate; 141. Guide port; 2. Moving mechanism; 21. Double-axis motor; 22. Connecting rod; 23. First roller; 24. Support shaft; 25. Second roller; 26. Limiting ring; 3. Concrete crack treatment mechanism; 31. Hot air blower; 32. Fixed plate; 33. Fixed shaft; 34. Extrusion roller. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] See also Figure 1-4 The utility model provides a technical solution: a concrete crack prevention device, comprising:

[0031] An installation box 1 with an opening at the top, and an air outlet is provided on the bottom surface of the installation box 1; in this embodiment, a top cover 11 is movably connected to the top opening of the installation box 1; two insertion plates 12 are symmetrically arranged on the bottom surface of the top cover 11, and insertion ports 13 for sliding connection of the insertion plates 12 are provided on the tops of the two end plates of the installation box 1; and a guide plate 14 with a plurality of guide ports 141 is fixedly connected to the air outlet of the installation box 1;

[0032] A moving mechanism 2 installed on the installation box 1, the moving mechanism 2 drives the device to move, so as to handle the concrete cracks during the movement; and

[0033] A concrete crack processing mechanism 3 for processing concrete cracks, the concrete crack processing mechanism 3 is installed on the installation box 1;

[0034] Wherein, the moving mechanism 2 comprises:

[0035] A dual-shaft motor 21 installed in the installation box 1;

[0036] Two first rollers 23 symmetrically arranged on both sides of the installation box 1 and respectively connected to the two output ends of the dual-axis motor 21 through a connecting rod 22; and

[0037] Two second rollers 25 are symmetrically and rotatably connected to the two sides of the installation box 1 through a support shaft 24; in this embodiment, each connecting rod 22 is equipped with a limiting ring 26 located near the outside of the first roller 23, and each supporting shaft 24 is equipped with a limiting ring 26 located outside the second roller 25. The limiting ring 26 is set to limit the first roller 23 and the second roller 25;

[0038] The concrete crack processing mechanism 3 comprises:

[0039] A hot air blower 31 fixedly installed in the installation box 1 and located above the air outlet;

[0040] Two fixing plates 32 fixedly connected to one end of the installation box 1; and

[0041] A squeezing roller 34 is rotatably connected between the two fixed plates 32 via a fixed shaft 33 .

[0042] The working principle and use method of the utility model are as follows:

[0043] When the device is in use, the dual-axis motor 21 is started, and the dual-axis motor 21 drives the connecting rod 22 to rotate, and the connecting rod 22 drives the first roller 23 to rotate, and the rotation of the first roller 23 drives the second roller 25 to rotate at the same time, thereby realizing that the first roller 23 and the second roller 25 cooperate with each other to drive the device to move flexibly; the device is moved to the concrete crack, and then the hot air blower 31 is started to blow hot air at the crack to soften the concrete around the crack, and after softening, the dual-axis motor 21 is started again to drive the device to move, and the movement of the device drives the squeezing roller 34 to flatten the softened concrete crack, thereby realizing the treatment of the concrete crack; in addition, the setting of the guide plate 14 with a plurality of guide openings 141 can make the hot air blown out by the hot air blower 31 more uniform, and the setting of the top cover 11 realizes the protection of the dual-axis motor 21 and the hot air blower 31, and it is also convenient for installation and disassembly.

[0044] In summary, the utility model has the following advantages:

[0045] The concrete crack prevention device achieves the treatment of concrete cracks by setting up a concrete crack treatment mechanism and its accessory structures. Specifically, the surrounding of the concrete crack is first softened by a hot air blower, and then the softened concrete crack is flattened by an extrusion roller, thereby achieving the treatment of the concrete crack. The mobile mechanism and its accessory structures can be set up to flexibly drive the device to move, so that concrete cracks at any position can be conveniently treated. In addition, the utility model has the advantages of simple structure, low cost, easy installation and disassembly, etc.

[0046] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A concrete crack prevention device, characterized in that: The device comprises: An installation box with an opening on the top, and an air outlet on the bottom surface of the installation box; a moving mechanism mounted on the mounting box; and a concrete crack treatment mechanism for treating the concrete cracks; Wherein, the moving mechanism comprises: A dual-shaft motor installed in the installation box; Two first rollers are symmetrically arranged on both sides of the installation box and are respectively connected to the two output ends of the dual-axis motor through a connecting rod; and Two second rollers are symmetrically and rotatably connected to the two sides of the installation box through a support shaft; The concrete crack processing mechanism comprises: A hot air blower fixedly installed in the installation box and located above the air outlet; two fixing plates fixedly connected to one end of the installation box; and A squeezing roller is rotatably connected between the two fixed plates via a fixed shaft.

2. The concrete crack prevention device according to claim 1, characterized in that: A top cover is movably connected to the top opening of the installation box.

3. The concrete crack prevention device according to claim 2, characterized in that: Two insertion plates are symmetrically arranged on the bottom surface of the top cover, and insertion openings for the insertion plates to be slidably connected are opened on the tops of the two end plates of the installation box.

4. The concrete crack prevention device according to claim 1, characterized in that: A limiting ring located outside the first roller is sleeved on each of the connecting rods, and a limiting ring located outside the second roller is sleeved on each of the supporting shafts.

5. The concrete crack prevention device according to claim 1, characterized in that: A guide plate with a plurality of guide openings is fixedly connected to the air outlet of the installation box.

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