Concrete floor polishing device for civil engineering

Abstract

The utility model discloses a concrete floor polishing device for civil engineering, which belongs to the technical field of concrete floor construction and comprises a movable frame, a fixing part for supporting is mounted at the top of the movable frame, and a polishing component for polishing is mounted on the inner side of the fixing part. A spraying assembly used for dust removal is installed on the top of the moving frame and located on one side of the fixing frame, driving parts used for driving are installed on the two sides of the fixing part correspondingly, and the driving parts can drive the grinding assembly to move up and down and can drive a motor to move up and down through a fixing plate. The problems that in the polishing process of existing equipment, a large amount of dust is likely to be generated to pollute the construction environment, the polishing effect is reduced or the polishing structure is damaged after the polishing structure is used for a long time, the concrete ground is likely to be polished unevenly, and the construction efficiency is poor are solved. And a grinding structure of the existing equipment is relatively complicated to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete floor construction, in particular to a concrete floor grinding device for civil engineering. Background Art

[0002] Civil engineering, also known as civil construction engineering, is a general term for civil engineering and construction engineering. It includes various technical activities such as survey, design, construction, maintenance, and management during the construction process, as well as materials, equipment, and items consumed in the construction process. The main raw material for civil engineering is concrete. After the concrete floor hardens during the construction process, its surface needs to be polished to ensure the flatness and smoothness of the concrete floor. However, existing polishing equipment is prone to generate a lot of dust during the polishing process, polluting the construction environment.

[0003] The existing equipment is prone to generate a large amount of dust during the polishing and grinding of concrete pavements, which pollutes the construction environment. The large amount of dust has an impact on human health. The grinding effect of the grinding structure is reduced or damaged after long-term use, which easily causes the concrete floor to be unevenly polished. The replacement operation of the grinding structure of the existing equipment is relatively cumbersome, which affects the efficiency and practicality of the equipment in polishing the concrete pavement. Therefore, the technical personnel in this field provide a concrete floor grinding device for civil engineering projects to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a concrete floor grinding device for civil engineering to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete floor grinding device for civil engineering, comprising a mobile frame, a fixing piece for supporting is installed on the top of the mobile frame, a grinding assembly for grinding is installed inside the fixing piece, and a spray assembly for dust removal is installed on the top of the mobile frame and on one side of the fixing frame;

[0006] Driving members for driving are respectively installed on both sides of the fixing member, and the driving members can drive the grinding assembly to move up and down.

[0007] Preferably: the grinding assembly includes a fixed plate installed on the top of the driving member for support, a motor for providing power is installed on the top of the fixed plate, a rotating shaft is connected to the output shaft end at the bottom of the motor, a fixed plate is connected to the bottom of the rotating shaft, a grinding block for grinding is installed at the bottom of the fixed plate, and a disassembly and assembly assembly for replacement is installed between the bottom of the fixed plate and the grinding block.

[0008] Preferably: the disassembly and assembly assembly includes movable through holes respectively opened on both sides of the fixed plate, a bidirectional screw for driving is penetrated on the inner side of the fixed plate, a connecting plate is sleeved on the inner side of the movable through hole and located on the outer side of the bidirectional screw, a locking column is connected to one side of the connecting plate, a fixed block is installed on the top of the grinding block, locking grooves are respectively opened on both sides of the fixed block, the fixed block is movably connected to the fixed plate, the bidirectional screw penetrates the fixed plate and is rotatably connected to the fixed plate, and the bidirectional screw penetrates the connecting plate and is threadedly connected to the fixed plate.

[0009] Preferably: the spray assembly includes a water supply cavity opened at the bottom of the movable frame, a plurality of atomizing nozzles arranged in a circle are installed at the bottom of the water supply cavity, a water storage tank is installed at the top of the movable frame and located on one side of the fixed part, a water pump for pumping water is installed on one side of the water storage tank, a water pump is connected to one side of the water pump, a water pumping pipe is connected to the other side of the water pump, the water pumping pipe is connected to the water storage tank, the water supply pipe is connected to the water supply cavity, and the atomizing nozzle is arranged at an angle.

[0010] Preferably: a fixing through hole is opened on the inner side of the fixing part, two fixing rings are installed on the inner side of the fixing through hole, a rotating ring is embedded on the inner side of the fixing ring, four circumferentially arranged positioning blocks are provided on the inner side of the rotating ring, four circumferentially arranged positioning grooves are opened on the outer side of the rotating shaft, the rotating ring is rotatably connected to the fixing ring, and the positioning blocks are slidably connected to the positioning grooves.

[0011] Preferably, a stop ring is installed on the outside of the bidirectional screw and on the other side of the connecting plate, and the stop ring is threadedly connected to the bidirectional screw.

[0012] Preferably, the driving member comprises a cylinder installed on both sides of the interior of the fixing member, a push rod is installed on the top of the cylinder, and the top of the push rod is fixedly connected to the fixing plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, by setting a fixing part, the mobile frame can move to multiple positions on the concrete floor, the fixing part can support the grinding assembly and the driving part, and the two driving parts can drive the grinding assembly to move up and down, so that the grinding assembly can adjust the position of the grinding assembly according to the flatness of the concrete floor, so as to facilitate the bottom of the grinding assembly to be close to or away from the concrete floor, thereby improving the practicality of the equipment for grinding the concrete floor, and using the spray assembly to directly spray water at the bottom of the grinding position to atomize and reduce dust, thereby avoiding the influence of flying dust on the health of the operator.

[0015] 2. In the utility model, by setting a fixed plate and a grinding block, the driving member can drive the motor to move up and down through the fixed plate, and the motor drives the grinding block at the bottom of the fixed plate to move up and down through the rotating shaft, so that the grinding block is close to or away from the concrete floor, and it is also convenient for the mobile frame to move. The motor can drive the grinding block at the bottom of the fixed plate through the rotating shaft to grind the concrete floor flat, thereby improving the efficiency and practicality of the equipment in grinding the floor.

[0016] 3. In the utility model, a bidirectional screw and a locking column are provided, and the bidirectional screw can be used to drive the locking column on one side of the connecting plate to move, so that the connecting plate drives the locking column to insert or disengage from the locking groove, so that the fixing plate can lock, fix, disassemble and replace the grinding block through the fixing block, thereby improving the convenience of inspecting or replacing the grinding block. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a left-side cutaway stereoscopic view of the overall structure of the utility model;

[0019] Figure 3 The overall structure of the utility model Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 The overall structure of the utility model Figure 2 Enlarged view of point B in the middle.

[0021] In the figure: 1. movable frame; 2. fixing part; 3. fixing plate; 4. motor; 5. rotating shaft; 6. fixing plate; 7. grinding block; 8. movable through hole; 9. bidirectional screw; 10. connecting plate; 11. locking column; 12. fixing block; 13. locking groove; 14. water supply chamber; 15. atomizing nozzle; 16. water storage tank; 17. water pump; 18. water suction pipe; 19. water supply pipe; 20. fixed through hole; 21. fixing ring; 22. rotating ring; 23. positioning block; 24. positioning groove; 25. anti-retraction ring; 26. cylinder; 27. push rod. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 to Figure 4In an embodiment of the utility model, a concrete floor grinding device for civil engineering includes a mobile frame 1, a fixing member 2 for support is installed on the top of the mobile frame 1, a grinding assembly for grinding is installed inside the fixing member 2, a spray assembly for dust removal is installed on the top of the mobile frame 1 and on one side of the fixing frame, and driving members for driving are respectively installed on both sides of the fixing member 2, and the driving members can drive the grinding assembly to move up and down.

[0024] When in use, the mobile frame 1 can move to multiple positions on the concrete floor, the fixing part 2 can support the grinding assembly and the driving part, and the two driving parts can drive the grinding assembly to move up and down, so that the grinding assembly can adjust the position of the grinding assembly according to the flatness of the concrete floor, so as to facilitate the bottom of the grinding assembly to be close to or away from the concrete floor, thereby improving the practicability of the equipment for grinding the concrete floor, and using the spray assembly to directly spray water at the bottom of the grinding position to atomize and reduce dust, thereby avoiding the impact of flying dust on the health of the operator.

[0025] In one embodiment, specifically, the grinding assembly includes a fixed plate 3 installed on the top of the driving member for support, a motor 4 for providing power is installed on the top of the fixed plate 3, a rotating shaft 5 is connected to the output shaft end at the bottom of the motor 4, a fixed plate 6 is connected to the bottom of the rotating shaft 5, a grinding block 7 for grinding is installed at the bottom of the fixed plate 6, and a disassembly and assembly component for replacement is installed between the bottom of the fixed plate 6 and the grinding block 7. The driving member can drive the motor 4 to move up and down through the fixed plate 3, and the motor 4 drives the grinding block 7 at the bottom of the fixed plate 6 to move up and down through the rotating shaft 5, so that the grinding block 7 is close to or away from the concrete floor, and it is also convenient for the movable frame 1 to move, and the motor 4 can drive the grinding block 7 at the bottom of the fixed plate 6 through the rotating shaft 5 to grind the concrete floor flat.

[0026] Among them, the disassembly and assembly components include movable through holes 8 respectively opened on both sides of the fixed plate 6, a bidirectional screw 9 for driving is penetrated on the inner side of the fixed plate 6, a connecting plate 10 is set on the inner side of the movable through hole 8 and on the outer side of the bidirectional screw 9, a locking column 11 is connected to one side of the connecting plate 10, a fixed block 12 is installed on the top of the grinding block 7, and locking grooves 13 are respectively opened on both sides of the fixed block 12, the fixed block 12 is movably connected to the fixed plate 6, the bidirectional screw 9 penetrates the fixed plate 6 and is rotatably connected to it, the bidirectional screw 9 penetrates the connecting plate 10 and is screwed to it, and the bidirectional screw 9 can be used to drive the locking column 11 on one side of the connecting plate 10 to move, so that the connecting plate 10 drives the locking column 11 to insert or disengage from the locking groove 13, so that the fixed plate 6 can lock and fix the grinding block 7 through the fixed block 12 and disassemble and replace it.

[0027] Furthermore, the spray assembly includes a water supply chamber 14 opened at the bottom of the mobile frame 1, and a plurality of atomizing nozzles 15 arranged in a circle are installed at the bottom of the water supply chamber 14. A water storage tank 16 is installed at the top of the mobile frame 1 and located on one side of the fixed member 2. A water pump 17 for pumping water is installed on one side of the water storage tank 16. A water pumping pipe 18 is connected to one side of the water pump 17, and a water supply pipe 19 is connected to the other side of the water pump 17. The water pumping pipe 18 is connected to the water storage tank 16, and the water supply pipe 19 is connected to the water supply chamber 14. The atomizing nozzle 15 is arranged at an angle.

[0028] In one embodiment, specifically, a water pump 18 at one end of a water pump 17 is used to pump water in a water storage tank 16 to a water supply pipe 19, and the water supply pipe 19 supplies water to a plurality of atomizing nozzles 15 through a water supply chamber 14, so that the atomizing nozzles 15 convert water into water mist to reduce dust generated by grinding, thereby preventing dust from flying out and affecting the health of construction workers.

[0029] Among them, a fixing through hole 20 is opened on the inner side of the fixing part 2, two fixing rings 21 are installed on the inner side of the fixing through hole 20, a rotating ring 22 is embedded on the inner side of the fixing ring 21, four circumferentially arranged positioning blocks 23 are arranged on the inner side of the rotating ring 22, and four circumferentially arranged positioning grooves 24 are opened on the outer side of the rotating shaft 5, the rotating ring 22 is rotatably connected to the fixing ring 21, and the positioning blocks 23 are slidably connected to the positioning grooves 24.

[0030] Furthermore, the fixed ring 21 in the fixed through hole 20 can support the rotating ring 22, and the rotating ring 22 positions the rotating shaft 5 through the positioning block 23 to prevent the rotating shaft 5 from shaking when rotating. When the rotating shaft 5 moves up and down, the positioning block 23 and the positioning groove 24 move relative to each other.

[0031] Among them, a backstop ring 25 is installed on the outside of the bidirectional screw 9 and on the other side of the connecting plate 10. The backstop ring 25 is threadedly connected to the bidirectional screw 9. The backstop ring 25 can limit the connecting plate 10 to prevent the connecting plate 10 from being subjected to force and driving the locking column 11 to move in the opposite direction, thereby improving the installation stability of the fixed plate 6 and the fixed block 12.

[0032] The working principle of this utility model:

[0033] First, the motor 4 is started to drive the rotating shaft 5 to rotate, and the cylinder 26 is started to drive the fixed plate 3 to move up and down through the push rod 27, so that the motor 4 drives the grinding block 7 to move up and down through the rotating shaft 5. At this time, the positioning block 23 and the positioning groove 24 slide relative to each other. When the rotating shaft 5 rotates, the rotating ring 22 is driven to rotate in the fixed ring 21 through the positioning block 23. At this time, the rotating shaft 5 drives the grinding block 7 at the bottom of the fixed plate 6 to grind the concrete floor flat, and then the water pump 17 is started to pump the water in the water storage tank 16 through the pumping pipe 18. The water is transported to the water supply pipe 19, and then the water supply pipe 19 supplies water to multiple atomizing nozzles 15 through the water supply chamber 14. At this time, the atomizing nozzle 15 converts water into water mist to reduce the dust generated by grinding. When the grinding block 7 needs to be disassembled for inspection or replacement, the stop ring 25 is rotated to move it on the outside of the two-way screw 9, and then the two-way screw 9 is rotated to drive the locking column 11 on one side of the connecting plate 10 to move. At this time, the connecting plate 10 drives the locking column 11 to disengage from the locking grooves 13 on both sides of the fixed block 12, and then the grinding block 7 is removed for inspection or replacement.

[0034] 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 floor grinding device for civil engineering, comprising a mobile frame (1), characterized in that: A fixing member (2) for supporting is installed on the top of the movable frame (1), a grinding assembly for grinding is installed on the inner side of the fixing member (2), and a spray assembly for dust removal is installed on the top of the movable frame (1) and on one side of the fixing frame; Driving members for driving are respectively installed on both sides of the fixing member (2), and the driving members can drive the grinding assembly to move up and down.

2. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: The grinding assembly comprises a fixed plate (3) mounted on the top of the driving member for support, a motor (4) for providing power is mounted on the top of the fixed plate (3), a rotating shaft (5) is connected to the output shaft end at the bottom of the motor (4), a fixed plate (6) is connected to the bottom of the rotating shaft (5), a grinding block (7) for grinding is mounted at the bottom of the fixed plate (6), and a disassembly assembly for replacement is mounted between the bottom of the fixed plate (6) and the grinding block (7).

3. The concrete floor grinding device for civil engineering according to claim 2, characterized in that: The disassembly assembly comprises movable through holes (8) respectively arranged on both sides of the fixed plate (6); a bidirectional screw (9) for driving is penetrated on the inner side of the fixed plate (6); a connecting plate (10) is sleeved on the inner side of the movable through hole (8) and on the outer side of the bidirectional screw (9); a locking column (11) is connected to one side of the connecting plate (10); a fixed block (12) is installed on the top of the grinding block (7); locking grooves (13) are respectively arranged on both sides of the fixed block (12); the fixed block (12) is movably connected to the fixed plate (6); the bidirectional screw (9) penetrates the fixed plate (6) and is rotatably connected thereto; and the bidirectional screw (9) penetrates the connecting plate (10) and is screwed thereto.

4. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: The spray assembly comprises a water supply chamber (14) opened at the bottom of the mobile frame (1), a plurality of atomizing nozzles (15) arranged in a circumferential manner are installed at the bottom of the water supply chamber (14), a water storage tank (16) is installed at the top of the mobile frame (1) and located on one side of the fixing member (2), a water pump (17) for pumping water is installed on one side of the water storage tank (16), a water pump (18) is connected to one side of the water pump (17), and a water supply pipe (19) is connected to the other side of the water pump (17), the water pump pipe (18) is connected to the water storage tank (16), the water supply pipe (19) is connected to the water supply chamber (14), and the atomizing nozzle (15) is arranged obliquely.

5. The concrete floor grinding device for civil engineering according to claim 2, characterized in that: A fixing through hole (20) is provided on the inner side of the fixing member (2), two fixing rings (21) are installed on the inner side of the fixing through hole (20), a rotating ring (22) is embedded on the inner side of the fixing ring (21), four positioning blocks (23) arranged circumferentially are provided on the inner side of the rotating ring (22), four positioning grooves (24) arranged circumferentially are provided on the outer side of the rotating shaft (5), the rotating ring (22) is rotatably connected to the fixing ring (21), and the positioning blocks (23) are slidably connected to the positioning grooves (24).

6. The concrete floor grinding device for civil engineering according to claim 3, characterized in that: A stop ring (25) is installed on the outside of the bidirectional screw (9) and on the other side of the connecting plate (10), and the stop ring (25) is threadedly connected to the bidirectional screw (9).

7. The concrete floor grinding device for civil engineering according to claim 2, characterized in that: The driving member comprises a cylinder (26) installed on both sides of the interior of the fixing member (2), a push rod (27) is installed on the top of the cylinder (26), and the top of the push rod (27) is fixedly connected to the fixing plate (3).

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