Safe crushing device for building structure

Abstract

The utility model relates to the technical field of building construction equipment, in particular to a building structure safety crushing device which comprises a bottom plate and an electric chisel, universal wheels are fixedly arranged at the four corners of the bottom face of the bottom plate, the two universal wheels at the right end are brake stepping universal wheels, a top frame is arranged above the bottom plate, and the electric chisel is arranged on the top frame. A lifting plate is movably arranged among the top ends of the four rear supporting columns, a guide rail and a motor are fixedly arranged at the left end and the right end of the bottom face of the lifting plate respectively, an electric chisel is slidably arranged on the bottom face of the guide rail, and an impact mallet is movably arranged in front of the electric chisel. The safe crushing device for the building structure can be pushed in a building, an electric chisel capable of being lifted and pushed back and forth is arranged, the edge of a crushing range is pre-drilled, finally, a wall surface range surrounded by a drilled hole is impacted by using a swinging impact hammer, crushing is faster and more efficient, a certain distance can be kept between a constructor and the crushed wall surface, and the construction efficiency is improved. And the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction equipment, in particular to a safe crushing device for building structures. Background Art

[0002] During the construction of building facilities, the entire process is basically carried out according to the design layout plan. However, it is often necessary to break up and demolish some building structures after the construction is completed. For example, new construction design requirements arise in the middle, there is interference in the layout of the circuit and water system, or the quality of the building walls does not meet the standards. Demolition at a fixed location is a common situation in construction projects.

[0003] At present, the local demolition of building structures basically relies on multiple people using electric chisels and long-handled hammers for demolition, which is time-consuming and labor-intensive, and often requires scaffolding or ladders to break high parts of wall structures and come into close contact with the broken structure, posing certain safety hazards.

[0004] In order to solve the above problems, we have made improvements and proposed a safe crushing device for building structures. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model provides a safe crushing device for building structures, comprising a bottom plate and an electric chisel, wherein universal wheels are fixedly arranged at four corners of the bottom surface of the bottom plate by screws, wherein two universal wheels at the right end are brake universal wheels, a top frame is arranged above the bottom plate, rear support columns are fixedly welded at the middle part of the bottom surface of the top frame and at the left and right ends of the rear end, a lifting plate is movably arranged between the top ends of the four rear support columns, guide rails and a motor are respectively fixedly arranged at the left and right ends of the bottom surface of the lifting plate by bolts, an electric chisel is slidably arranged on the bottom surface of the guide rail, and an impact hammer is movably arranged in front of the electric chisel.

[0007] As a preferred technical solution of the utility model, front support rods are fixedly welded to the left and right ends of the front end of the bottom of the top frame, the bottom of the front support rods is fixedly welded to the top surface of the bottom plate, and the bottom of the four rear support columns is fixedly welded to the top surface of the bottom plate.

[0008] As an optimal technical solution of the utility model, iron chains are installed on the left and right ends of the front and rear ends of the top of the impact hammer, the top of the iron chain is fixedly connected to the front end of the bottom surface of the top frame, and handles are fixedly welded at equal intervals on the front and right sides of the impact hammer.

[0009] As a preferred technical solution of the utility model, a winch is fixedly provided at the middle part of the top surface of the base plate by bolts, a fixed pulley block is fixedly provided at the middle part of the rear end of the bottom surface of the top frame by bolts, a lifting rope is wound around the right end of the winch, and the lifting rope passes through the fixed pulley block and is fixedly connected to the middle part of the top surface of the lifting plate.

[0010] As a preferred technical solution of the utility model, limit sleeves are fixedly welded on both left and right ends of the front and back sides of the lifting plate, and the four rear support columns pass through the four limit sleeves respectively and are slidably connected.

[0011] As a preferred technical solution of the utility model, a threaded rod is provided inside the guide rail, and the left and right ends of the threaded rod are rotatably connected to the left and right sides of the inner wall of the guide rail respectively, the rotating shaft on the left side of the motor passes through the guide rail and is coaxially fixedly connected to the threaded rod, and a thrust block is slidably provided at the bottom of the inner part of the guide rail, and threaded holes are opened through the middle of the left and right sides of the thrust block, the threaded rod is threadedly connected to the thrust block through the threaded holes, and the top surface of the right end of the electric chisel is fixedly connected to the bottom surface of the thrust block by bolts.

[0012] The beneficial effects of the utility model are as follows: the building structure safety crushing device is added with a brakeable universal wheel, can be pushed in the building, is easy to use, is provided with an electric chisel which is controlled to rise and fall by a winch and is controlled to move forward and backward by a motor and a threaded rod, can pre-drill holes on the edge of the crushing range by adjusting the position of the electric chisel, and finally use a swingable impact hammer to impact the wall range around the drilled holes, so that the building wall structure is crushed more quickly and efficiently, and when using the equipment, construction workers can keep a certain distance from the crushed wall structure, thereby improving safety to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a structural schematic diagram of the utility model building structure safety crushing device;

[0015] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model building structure safety crushing device;

[0016] Figure 3 It is a schematic diagram of the right side partial structure of the building structure safety crushing device of the utility model;

[0017] In the figure: 1. bottom plate; 2. universal wheel with brake; 3. top frame; 4. front support rod; 5. rear support column; 6. impact hammer; 7. handle; 8. chain; 9. winch; 10. fixed pulley block; 11. lifting plate; 12. limit sleeve; 13. motor; 14. guide rail; 15. threaded rod; 16. thrust block; 17. electric chisel. DETAILED DESCRIPTION

[0018] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0019] Example: Figure 1-3 As shown, the building structure safety crushing device includes a base plate 1 and an electric chisel 17. Universal wheels are fixedly arranged at the four corners of the bottom surface of the base plate 1 by screws, wherein the two universal wheels at the right end are brake universal wheels 2. A top frame 3 is arranged above the base plate 1. Rear support columns 5 are fixedly welded at the middle part of the bottom surface of the top frame 3 and the left and right ends of the rear end. A lifting plate 11 is movably arranged between the top ends of the four rear support columns 5. A guide rail 14 and a motor 13 are respectively fixedly arranged at the left and right ends of the bottom surface of the lifting plate 11 by bolts. An electric chisel 17 is slidably arranged on the bottom surface of the guide rail 14, and an impact hammer 6 is movably arranged in front of the electric chisel 17.

[0020] Front support rods 4 are fixedly welded to the left and right ends of the front end of the bottom of the top frame 3, the bottom of the front support rod 4 is fixedly welded to the top surface of the bottom plate 1, and the bottoms of the four rear support columns 5 are fixedly welded to the top surface of the bottom plate 1.

[0021] Iron chains 8 are installed at both ends of the front and rear ends of the top of the impact hammer 6. The top of the iron chain 8 is fixedly connected to the front end of the bottom surface of the top frame 3. Handles 7 are fixedly welded at equal intervals on the front and right sides of the impact hammer 6.

[0022] A winch 9 is fixedly provided in the middle of the top surface of the base plate 1 by bolts, and a fixed pulley block 10 is fixedly provided in the middle of the rear end of the bottom surface of the top frame 3 by bolts. A lifting rope is wound around the right end of the winch 9, and the lifting rope passes through the fixed pulley block 10 and is fixedly connected to the middle of the top surface of the lifting plate 11.

[0023] Limiting sleeves 12 are fixedly welded on both left and right ends of the front and back sides of the lifting plate 11, and the four rear support columns 5 pass through the four limiting sleeves 12 respectively and are slidably connected.

[0024] A threaded rod 15 is provided inside the guide rail 14, and the left and right ends of the threaded rod 15 are rotatably connected to the left and right sides of the inner wall of the guide rail 14 respectively. The rotating shaft on the left side of the motor 13 passes through the guide rail 14 and is coaxially fixedly connected to the threaded rod 15. A propulsion block 16 is slidably provided at the bottom of the inner part of the guide rail 14. Threaded holes are opened through the middle of the left and right sides of the propulsion block 16. The threaded rod 15 is threadedly connected to the propulsion block 16 through the threaded holes, and the top surface of the right end of the electric chisel 17 is fixedly connected to the bottom surface of the propulsion block 16 by bolts.

[0025] Working principle: When using this kind of building structure safety crushing device, push the device to the building wall structure that needs to be crushed and demolished, put the left end close to the wall and adjust the position of the device electric chisel 17 to align with the edge point of the crushing range, then control the brake universal wheel 2 to fix, start the electric chisel 17 and the motor 13, the electric chisel 17 starts to chisel the wall structure, and at the same time the motor 13 drives the threaded rod 15 to rotate, so that the propulsion block 16 moves, and then the electric chisel 17 is continuously pushed toward the wall to chisel, after completing the drilling of a hole at a position, the winch 9 can be controlled to let the lifting plate 11 and the loaded electric chisel 17 rise and move to adjust the height position, and then continue to drill the wall structure, after completing the drilling of the edge of the crushing range, adjust the position of the device and the impact hammer 6, grab the handle 7 and pull it to a certain height and then release it, the impact hammer 6 naturally swings and hits the wall structure, repeating multiple times to complete the structural crushing.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A building structure safety crushing device, comprising a base plate (1) and an electric chisel (17), characterized in that: Universal wheels are fixedly arranged at the four corners of the bottom surface of the bottom plate (1) by screws, wherein the two universal wheels at the right end are brake universal wheels (2); a top frame (3) is arranged above the bottom plate (1); rear support columns (5) are fixedly welded at the middle part of the bottom surface of the top frame (3) and at the left and right ends of the rear end; a lifting plate (11) is movably arranged between the top ends of the four rear support columns (5); guide rails (14) and motors (13) are respectively fixedly arranged at the left and right ends of the bottom surface of the lifting plate (11) by bolts; an electric chisel (17) is slidably arranged on the bottom surface of the guide rail (14); and an impact hammer (6) is movably arranged in front of the electric chisel (17).

2. The building structure safety crushing device according to claim 1, characterized in that: Front support rods (4) are fixedly welded to the left and right ends of the front end of the bottom of the top frame (3); the bottom of the front support rod (4) is fixedly welded to the top surface of the bottom plate (1); and the bottoms of the four rear support columns (5) are fixedly welded to the top surface of the bottom plate (1).

3. The building structure safety crushing device according to claim 1, characterized in that: Iron chains (8) are installed at both left and right ends of the front and rear ends of the top of the impact hammer (6), the top of the iron chain (8) is fixedly connected to the front end of the bottom surface of the top frame (3), and handles (7) are fixedly welded at equal intervals on the front and right sides of the impact hammer (6).

4. The building structure safety crushing device according to claim 1, characterized in that: A winch (9) is fixedly provided in the middle of the top surface of the bottom plate (1) by means of bolts, a fixed pulley block (10) is fixedly provided in the middle of the rear end of the bottom surface of the top frame (3) by means of bolts, a suspension rope is wound around the right end of the winch (9), the suspension rope passes through the fixed pulley block (10) and is fixedly connected to the middle of the top surface of the lifting plate (11).

5. The building structure safety crushing device according to claim 1, characterized in that: Limiting sleeves (12) are fixedly welded at both left and right ends of the front and back sides of the lifting plate (11), and the four rear support columns (5) respectively pass through the four limiting sleeves (12) and are slidably connected.

6. The building structure safety crushing device according to claim 1, characterized in that: A threaded rod (15) is arranged inside the guide rail (14), and the left and right ends of the threaded rod (15) are rotatably connected to the left and right sides of the inner wall of the guide rail (14) respectively. The rotating shaft on the left side of the motor (13) passes through the guide rail (14) and is coaxially fixedly connected to the threaded rod (15). A propulsion block (16) is slidably arranged at the bottom of the inner part of the guide rail (14), and threaded holes are penetrated through the middle of the left and right sides of the propulsion block (16). The threaded rod (15) is threadedly connected to the propulsion block (16) through the threaded holes, and the top surface of the right end of the electric chisel (17) is fixedly connected to the bottom surface of the propulsion block (16) by bolts.

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