A ground leveling device for building construction

Abstract

The present invention discloses a floor scraping device for building construction, comprising an adjusting mechanism, a smoothing mechanism and a first motor. The adjusting mechanism comprises a base plate, a first threaded rod is fixedly connected to the top of the base plate near the center of the front edge, a first threaded rod is also fixedly connected to the top of the base plate near the center of the rear edge, and first adjusting nuts are threadedly connected to the outer surfaces of the two first threaded rods, and a U-shaped support frame is fixedly connected to the top of the base plate near the center of the two side edges. In the present invention, the first adjusting nut and the third adjusting nut threadedly connected to the outer surfaces of the first threaded rod and the third threaded rod are adjusted, and two spirit levels are used for intuitive monitoring, so that the actual use level of the loading plate and the adjustment block can be effectively adjusted, and then the first motor can be started so that the first motor can effectively drive the gear to rotate effectively under the position restriction and fixation of the support frame, the limit plate and the bearing.

Description

Technical Field

[0001] The invention belongs to the technical field of building construction equipment, in particular to a ground leveling device for building construction. Background Art

[0002] The floor leveling device for building construction is a mechanical device used for leveling cement on the floor inside a house during building construction. Referring to Chinese patent CN110821182A: A floor leveling device for building construction comprises a first frame, a second frame, a first vacuum cleaner, a second vacuum cleaner, and an arc-shaped scraper. The first frame and the second frame are connected by a crossbeam. The first frame and the second frame are equipped with a first vacuum cleaner and a second vacuum cleaner on the upper part. The first and second frames are equipped with a driving roller and a driven roller on the lower part. The ends of the first frame and the second frame are equipped with an arc-shaped scraper, and the rear bottom of the arc-shaped scraper is provided. There is a cavity. This device can replace manual leveling of undried cement floors in building construction, greatly reducing the labor intensity of construction workers. It is easy and flexible to use and is not restricted by the site, which improves work efficiency and construction quality. The actual use of this patent requires a lot of time to install and set parallel cables of the same height, making the actual use of the equipment more cumbersome. At the same time, this patent only uses the thrust in the same direction to make the arc scraper level the bottom surface. When the ground at the starting position is not flat enough, the equipment will not be able to effectively and normally perform the bottom surface leveling process, so that the actual use effect of the equipment is affected to a certain extent. Summary of the invention

[0003] The purpose of the present invention is to effectively place the device in the designated use position through the bottom frame, and at the same time, the stability of the device during use can be effectively improved through the counterweight block inside the storage tank, and the top plate can be effectively fitted with the roof of the house by simply pulling up and adjusting the telescopic rod, and then the actual height of the telescopic rod can be fixed to effectively fix the actual use position of the device, and at the same time, the first adjusting nut and the third adjusting nut threadedly connected to the outer surfaces of the first threaded rod and the third threaded rod can be adjusted, and two level meters can be used for intuitive monitoring, so that the actual use level of the loading plate and the adjustment block can be effectively adjusted, so that By starting the first motor, the first motor can effectively drive the gear to rotate under the position limit of the support frame, the limit plate and the bearing, so that the rotating gear can cooperate with the rack to effectively move the smoothing mechanism to the use position. At the same time, the grinding impeller can effectively rotate under the effective drive of the second motor, so that the grinding impeller can effectively scrape and grind the ground. At the same time, by adjusting the second adjusting nut, the actual use height of the adjusting frame can be effectively adjusted, and then the use height of the die cutter impeller from the ground can be effectively adjusted, so that the equipment can be polished from any position.

[0004] The technical solution adopted by the present invention is as follows: a floor scraping device for building construction, comprising an adjusting mechanism, a smoothing mechanism and a first motor, the adjusting mechanism comprising a bottom plate, a first threaded rod fixedly connected to the top of the bottom plate near the center of the front edge, a first threaded rod also fixedly connected to the top of the bottom plate near the center of the rear edge, and first adjusting nuts are threadedly connected to the outer surfaces of the two first threaded rods, a U-shaped support frame is fixedly connected to the top of the bottom plate near the center of the two side edges, a first support shaft is fixedly connected between the inner walls of both sides of each U-shaped support frame near the top edge, and a first support block is slidably sleeved on the outer surface of each first support shaft, a loading plate is fixedly connected between the tops of the two first support blocks, and the top of the loading plate A level is fixedly connected near the center of one side edge, a pad is fixedly connected at the top of the carrying plate near the center of the front side edge, and a pad is also fixedly connected at the top of the carrying plate near the center of the rear side edge. A second support block is fixedly connected at the top of each pad near the center of both side edges, and a limiting rod is fixedly connected at the center of the top of each second support block. A limiting plate is fixedly connected between the top ends of the four limiting rods, a second threaded rod is slidably embedded between the top of one of the pads and the bottom of the limiting plate, and a second adjusting nut is threadedly connected to the outer surface of the second threaded rod below the corresponding lifting block. The four limiting rods are divided into two groups, and a lifting block is slidably sleeved between the outer surfaces of the two limiting rods in each group, and the two lifting blocks are relatively outer The top of the adjusting block is fixedly connected with a first connecting block, the top of the adjusting block is fixedly connected with a first connecting block, and the top of the adjusting block is also fixedly connected with a level gauge, and the bottom of the adjusting block is also fixedly connected with a first connecting block, and the outer surface of the bottom plate is fixedly connected with a positioning mechanism, and the positioning mechanism includes a bottom frame, and the top of the bottom frame is fixedly connected with a connecting frame at two corners near one side edge, and And a telescopic rod is slidably embedded in each connecting frame, a storage slot is opened at the top of the bottom frame near the center of the other side edge, and a counterweight block is slidably embedded in the storage slot, the smoothing mechanism includes a first limit frame and a second limit frame, a rack is fixedly connected to the center of the bottom surface of the first limit frame, and the second connecting block is fixedly connected to the bottom of the first limit frame near the two side edges, a gear is slidably embedded between the first limit frame and the second limit frame, and the gear and the rack are meshed and connected, and the third connecting block is fixedly connected to the top of the second limit frame near the two side edges, the output end of the first motor passes through the gear, and the output end of the first motor is located on both sides of the gear and is sleeved with bearings, and the outer surface of each bearing is sleeved with a limit plate,The bottom of the first motor is fixedly connected to a mounting box by bolts, the inner wall of one side of the mounting box is fixedly connected to a second motor by bolts, the output end of the second motor extends to the bottom of the mounting box, the output end of the second motor is sleeved with a grinding impeller, the outer surface of one side of the mounting box is fixedly connected to a support frame near the center of the top edge, and the outer surface of one side of the support frame is fixedly connected to moving wheels near both side edges.

[0005] Wherein, a lifting hole is provided at the top center of the lifting block on the front side, and an internal thread is provided inside the lifting hole.

[0006] Wherein, the second threaded rod and the corresponding lifting block are threadedly connected via an internal thread.

[0007] The bottom of the carrier plate and the tops of the two first adjusting nuts are both in close contact with each other, and the top of the carrier plate and the bottom of the adjusting frame are in close contact with each other.

[0008] Among them, the top of the second adjusting nut fits with the bottom of the corresponding lifting block, and the top of the third adjusting nut fits with the bottom of the adjusting block.

[0009] Wherein, a baffle is fixedly connected between one of the second connecting blocks and the corresponding third connecting block via bolts.

[0010] Among them, a bolt is threadedly connected between one of the first connecting blocks and another second connecting block, and a bolt is threadedly connected between another first connecting block and another third connecting block.

[0011] Wherein, the outer surface of one side of the two moving wheels is in contact with the outer surface of one side of the first limiting frame.

[0012] The four second support blocks are divided into two groups, and the tops of the two second support blocks in each group are fitted with the bottoms of the corresponding lifting blocks.

[0013] Wherein, a top plate is fixedly connected between the top ends of the two telescopic rods.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0015] 1. In the present invention, by adjusting the first adjusting nut and the third adjusting nut which are threadedly connected on the outer surfaces of the first threaded rod and the third threaded rod, and cooperating with two spirit levels for visual monitoring, the horizontal degree of the actual use of the loading plate and the adjusting block can be effectively adjusted, and by starting the first motor, the first motor can be effectively fixed under the position restrictions of the support frame, the limit plate and the bearing, so that the first motor can effectively drive the gear to rotate effectively, and the rotating gear can cooperate with the rack to effectively move the smoothing mechanism to the use position, and at the same time, the grinding impeller can be effectively rotated under the effective drive of the second motor, so that the grinding impeller can effectively scrape and grind the ground, so that the equipment can effectively perform the ground scraping treatment.

[0016] 2. In the present invention, the actual use height of the adjustment frame can be effectively adjusted by adjusting the second adjustment nut, thereby effectively adjusting the use height of the die cutter impeller from the ground, so that the equipment can be polished from any position.

[0017] 3. In the present invention, the device can be effectively placed in the designated use position through the bottom frame. At the same time, the counterweight block inside the storage slot can effectively improve the stability of the device during use. Moreover, the top plate can be effectively fitted with the roof of the house only by pulling up and adjusting the telescopic rod, and then the actual height of the telescopic rod is fixed to effectively fix the actual use position of the device, so that the device can be easily installed and set up. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front perspective view of the present invention;

[0019] Figure 2 is a rear perspective view of the present invention;

[0020] Figure 3 It is a right side perspective view of the smoothing mechanism of the present invention;

[0021] Figure 4 For the present invention Figure 3 Enlarged view of part A;

[0022] Figure 5 It is a front perspective view of the adjustment mechanism of the present invention;

[0023] Figure 6 It is a rear perspective view of the adjustment mechanism of the present invention;

[0024] Figure 7 It is a front view, cross-sectional and expanded stereoscopic view of the adjustment mechanism of the present invention;

[0025] Figure 8 It is a front perspective view of the positioning mechanism of the present invention.

[0026] Markings in the figure: 1. adjustment mechanism; 2. leveling mechanism; 3. positioning mechanism; 4. bottom plate; 5. first adjustment nut; 6. U-shaped support frame; 7. first support block; 8. loading plate; 9. level; 10. pad; 11. limit rod; 12. second threaded rod; 13. lifting block; 14. adjustment frame; 15. adjustment block; 16. first connecting block; 17. limit plate; 18. second adjustment nut; 19. third adjustment nut; 20. first limit frame; 21. second connecting block; 22. baffle; 23. third connecting block; 24. second limit frame; 25. gear; 26. first motor; 27. limit plate; 28. bearing; 29. ​​mounting box; 30. second motor; 31. grinding impeller; 32. rack; 33. support frame; 34. moving wheel; 35. bottom frame; 36. connecting frame; 37. telescopic rod; 38. counterweight. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0028] Embodiment 1, refer to Figure 1-8: A ground leveling device for building construction, comprising an adjusting mechanism 1, a leveling mechanism 2 and a first motor 26. The establishment of the adjusting structure 1 can effectively adjust the horizontality of the equipment, so that the equipment can normally perform effective leveling of the ground. The establishment of the leveling mechanism 2 can effectively perform effective leveling of the ground, and at the same time enable the equipment to start effective leveling of the ground at any position. The establishment of the first motor 26 provides the power required for the normal position movement of the leveling mechanism 2. The structure and principle of the first motor 26 belong to the prior art. In order to omit space, they are not introduced in detail here. The model can be selected according to actual usage. The adjusting mechanism 1 includes a base plate 4. The establishment of the base plate 4 provides installation for the arrangement of other functional components of the equipment. The top of the bottom plate 4 is fixedly connected with a first threaded rod near the center of the front edge. The establishment of the first threaded rod facilitates the installation of the first adjusting nut 5, and can effectively adjust the actual use height of the first adjusting nut 5. The top of the bottom plate 4 is also fixedly connected with a first threaded rod near the center of the rear edge, and the outer surfaces of the two first threaded rods are threadedly connected with the first adjusting nuts 5. The top of the bottom plate 4 is fixedly connected with a U-shaped support frame 6 near the center of the two side edges. The establishment of the U-shaped support frame 6 facilitates the installation of the first support shaft. The first support shaft is fixedly connected between the inner walls on both sides of each U-shaped support frame 6 near the top edge. The establishment of the first support shaft facilitates the installation of the first support block 7, and each first The outer surface of the support shaft is slidably sleeved with a first support block 7. The establishment of the first support block 7 facilitates the installation and setting of the loading plate 8. A loading plate 8 is fixedly connected between the tops of the two first support blocks 7. The establishment of the loading plate 8 facilitates the installation and setting of other functional components of the equipment. A level 9 is fixedly connected to the top of the loading plate 8 near the center of one side edge. The establishment of the level 9 facilitates the effective adjustment of the horizontality of the actual use of the equipment. The structure and principle of the level 9 belong to the prior art. In order to omit space, they are not introduced in detail here. The model can be selected according to actual use. A cushion block 10 is fixedly connected to the top of the loading plate 8 near the center of the front side edge. The establishment of the cushion block 10 facilitates the installation and setting of the second support block. The top of the loading plate 8 is fixedly connected to the center of the front side edge. A pad 10 is also fixedly connected near the center of the rear edge, and a second support block is fixedly connected to the top of each pad 10 near the center of the two side edges. The establishment of the second support block is convenient for the installation of the limit rod 11, and the limit rod 11 is fixedly connected to the center of the top of each second support block. The establishment of the limit rod 11 is convenient for the installation of the lifting block 13, and can effectively limit the actual moving position of the lifting block 13. A limit plate 17 is fixedly connected between the tops of the four limit rods 11. The establishment of the limit plate 17 can effectively fix the position of the limit rod 11 and effectively prevent the accidental separation of the lifting block 13. A second threaded rod 12 is slidably embedded between the top of one of the pads 10 and the bottom of the limit plate 17.The establishment of the second threaded rod 12 can cooperate with the second adjusting nut 18 to effectively adjust the actual use height of the corresponding lifting block 13. The outer surface of the second threaded rod 12 is located below the corresponding lifting block 13 and is threadedly connected with the second adjusting nut 18. The four limit rods 11 are divided into two groups. A lifting block 13 is slidably sleeved between the outer surfaces of the two limit rods 11 in each group. The establishment of the lifting block 13 facilitates the installation and setting of the adjustment frame 14, and can effectively adjust the actual use height of the adjustment frame 14. The adjustment frame 14 is fixedly connected between the relative outer surfaces of the two lifting blocks 13. The establishment of the adjustment frame 14 facilitates the installation and setting of the adjustment block 15. The inner bottom surface of the adjustment frame 14 is fixedly connected with a third threaded rod near the center of one side edge. The establishment of the third threaded rod facilitates the installation of the third adjusting nut 19, and the third adjusting nut 19 is threadedly connected to the outer surface of the third threaded rod. The establishment of the third adjusting nut 19 can effectively adjust the actual use level of the adjusting block 15. The inner wall on both sides of the adjusting frame 14 is fixedly connected to the center of one side edge with a second support shaft. The establishment of the second support shaft enables the adjusting block 15 to effectively rotate, thereby effectively and conveniently adjusting its own levelness. The outer surface of the second support shaft is slidably sleeved with an adjusting block 15. The establishment of the adjusting block 15 facilitates the installation and disassembly of the leveling mechanism 2, thereby improving the actual use effect of the equipment. The top of the adjusting block 15 is fixedly connected to the first connecting block 16 near the edge of one side. The first connecting block 1 The establishment of 6 can make the adjustment mechanism 1 effectively and firmly connected with the leveling mechanism 2, the top of the adjustment block 15 is also fixedly connected with a level meter 9 near the other side edge, the bottom of the adjustment block 15 is also fixedly connected with a first connecting block 16 near one side edge, and the outer surface of one side of the bottom plate 4 is fixedly connected with a positioning mechanism 3. The establishment of the positioning mechanism 3 enables the equipment to be conveniently and effectively fixed in the use position. The positioning mechanism 3 includes a bottom frame 35. The establishment of the bottom frame 35 is convenient for the installation and setting of other functional components of the equipment. The top of the bottom frame 35 is fixedly connected with a connecting frame 36 at two corners near one side edge. The establishment of the connecting frame 36 is convenient for the installation and setting of the telescopic rod 37, and a telescopic rod 37 is slidably embedded in each connecting frame 36. The telescopic rod 37 The device is set up to cooperate with the top plate to effectively embed the device between the internal top and bottom surfaces of the house, so as to effectively fix the actual use position of the device. A storage slot is provided at the top of the bottom frame 35 near the center of the other side edge. The storage slot is convenient for the effective placement of the counterweight 38, and the counterweight 38 is slidably embedded inside the storage slot. The establishment of the counterweight 38 can effectively improve the stability of the actual use of the device. The leveling mechanism 2 includes a first limit frame 20 and a second limit frame 24. The establishment of the first limit frame 20 and the second limit frame 24 facilitates the effective restriction of the actual use position of the gear 25, and is convenient for the installation and setting of other functional components of the device. A rack 32 is fixedly connected to the center of the bottom surface inside the first limit frame 20.The establishment of the rack 32 cooperates with the gear 25 so that the first motor 26 can effectively drive the smoothing mechanism 2 to move its position effectively. The bottom of the first limit frame 20 is fixedly connected with the second connecting block 21 near the two side edges. The establishment of the second connecting block 21 cooperates with the first connecting block 16 and the third connecting block 23 so that the adjustment mechanism 1 and the smoothing mechanism 2 can be firmly connected. The gear 25 is slidably embedded between the first limit frame 20 and the second limit frame 24, and the gear 25 and the rack 32 are meshed and connected. The top of the second limit frame 24 is fixedly connected with the third connecting block 23 near the two side edges. The first motor The output end of the first motor 26 passes through the gear 25. The output end of the first motor 26 is located on both sides of the gear 25 and is sleeved with bearings 28. The establishment of the bearings 28 enables the first motor 26 to normally drive the gear 25 to rotate effectively. The outer surface of each bearing 28 is sleeved with a limit plate 27. The establishment of the limit plate 27 can effectively limit the position of the first motor 26 when it actually moves. The bottom of the first motor 26 is fixedly connected with an installation box 29 by bolts. The establishment of the installation box 29 facilitates the installation of the second motor 30. The inner wall of one side of the installation box 29 is fixedly connected with the second motor 30 by bolts. The second motor 3 0 is set up to provide the power required for the grinding impeller 31 to rotate. The structure and principle of the second motor 30 belong to the prior art. In order to omit space, they are not introduced in detail here. The model can be selected according to actual usage. The output end of the second motor 30 extends to the bottom of the installation box 29. The output end of the second motor 30 is sleeved with a grinding impeller 31. The establishment of the grinding impeller 31 enables the equipment to effectively grind the ground. A support frame 33 is fixedly connected to the outer surface of one side of the installation box 29 near the center of the top edge. The establishment of the support frame 33 can facilitate the installation of the moving wheel 34. The outer surface of one side of the support frame 33 is close to the There are moving wheels 34 fixedly connected to the edges of both sides. The setting of the moving wheels 34, in conjunction with the gear 25 and the rack 32, can effectively adjust the use position of the smoothing mechanism 2. A baffle 22 is fixedly connected between one of the second connecting blocks 21 and the corresponding third connecting block 23 by bolts. The setting of the baffle 22 can effectively prevent the gear 25 from escaping from the first limit frame 20 and the second limit frame 24. A bolt is threadedly connected between one of the first connecting blocks 16 and another second connecting block 21, and a bolt is also threadedly connected between another first connecting block 16 and another third connecting block 23.

[0029] Example 2, refer to Figure 5-7: A lifting hole is provided at the center of the top of the lifting block 13 on the front side, and an internal thread is provided inside the lifting hole. The second threaded rod 12 and the corresponding lifting block 13 are connected by the internal thread. The top of the second adjusting nut 18 fits with the bottom of the corresponding lifting block 13. Through the establishment of this structure, the second threaded rod 12 can effectively adjust the actual use height of the lifting block 13. The top of the third adjusting nut 19 fits with the bottom of the adjusting block 15. Through the establishment of this structure, the third adjusting nut 19 can effectively adjust the horizontality of the adjusting block 15. The four second support blocks are divided into two groups, and the tops of the two second support blocks in each group fit with the bottoms of the corresponding lifting blocks 13.

[0030] Example 3, refer to Figure 5-8 : The bottom of the loading plate 8 and the tops of the two first adjusting nuts 5 are in contact with each other, and the top of the loading plate 8 and the bottom of the adjusting frame 14 are in contact with each other. Through the establishment of this structure, the horizontal degree of the loading plate 8 can be effectively adjusted. The outer surface of one side of the two moving wheels 34 and the outer surface of one side of the first limit frame 20 are in contact with each other, and a top plate is fixedly connected between the top ends of the two telescopic rods 37. Through the establishment of this structure, the leveling mechanism 2 can effectively and conveniently adjust the use position.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A floor leveling device for building construction, comprising an adjusting mechanism (1), a leveling mechanism (2) and a first motor (26), Features: The adjustment mechanism (1) comprises a base plate (4), a first threaded rod is fixedly connected to the top of the base plate (4) near the center of the front edge, a first threaded rod is also fixedly connected to the top of the base plate (4) near the center of the rear edge, and the outer surfaces of the two first threaded rods are threadedly connected to first adjustment nuts (5), the top of the base plate (4) near the centers of the two side edges are fixedly connected to U-shaped support frames (6), the inner walls of both sides of each U-shaped support frame (6) are fixedly connected to the first support shaft near the top edge, and the outer surface of each first support shaft is slidably sleeved with a first support block (7), a loading plate (8) is fixedly connected between the tops of the two first support blocks (7), and the loading plate (8) 8) a level (9) is fixedly connected at the top near the center of one side edge, a cushion block (10) is fixedly connected at the top near the center of the front side edge of the loading plate (8), and a cushion block (10) is also fixedly connected at the top near the center of the rear side edge of the loading plate (8), each cushion block (10) is fixedly connected at the top near the center of both side edges, and each second support block is fixedly connected at the top center, and a limiting rod (11) is fixedly connected between the tops of the four limiting rods (11), and a limiting plate (17) is fixedly connected, and a second threaded rod (12) is slidably embedded between the top of one of the cushion blocks (10) and the bottom of the limiting plate (17), and the outer surface of the second threaded rod (12) is located at the corresponding A second adjusting nut (18) is threadedly connected below the lifting block (13); the four limiting rods (11) are divided into two groups; a lifting block (13) is slidably sleeved between the outer surfaces of the two limiting rods (11) in each group; an adjusting frame (14) is fixedly connected between the relative outer surfaces of the two lifting blocks (13); a third threaded rod is fixedly connected to the inner bottom surface of the adjusting frame (14) near the center of one side edge, and a third adjusting nut (19) is threadedly connected to the outer surface of the third threaded rod; a second supporting shaft is fixedly connected to the inner surface wall on both sides of the adjusting frame (14) near the center of one side edge, and an adjusting block (15) is slidably sleeved on the outer surface of the second supporting shaft; the top of the adjusting block (15) is near one side edge. A first connecting block (16) is fixedly connected to the side edge, a level (9) is also fixedly connected to the top of the adjusting block (15) near the other side edge, and a first connecting block (16) is also fixedly connected to the bottom of the adjusting block (15) near one side edge. A positioning mechanism (3) is fixedly connected to the outer surface of one side of the bottom plate (4), and the positioning mechanism (3) comprises a bottom frame (35), and a connecting frame (36) is fixedly connected to the top of the bottom frame (35) near two corners of one side edge, and a telescopic rod (37) is slidably embedded in each connecting frame (36), and a storage groove is provided at the top of the bottom frame (35) near the center of the other side edge, and a counterweight block (38) is slidably embedded in the storage groove; The smoothing mechanism (2) comprises a first limiting frame (20) and a second limiting frame (24); a rack (32) is fixedly connected at the center of the bottom surface of the first limiting frame (20); second connecting blocks (21) are fixedly connected at the bottom of the first limiting frame (20) near the two side edges; a gear (25) is slidably embedded between the first limiting frame (20) and the second limiting frame (24); the gear (25) and the rack (32) are meshingly connected; a third connecting block (23) is fixedly connected at the top of the second limiting frame (24) near the two side edges; the output end of the first motor (26) passes through the gear (25); the output end of the first motor (26) is located at Bearings (28) are sleeved on both sides of the gear (25), and a limit plate (27) is sleeved on the outer surface of each bearing (28). The bottom of the first motor (26) is fixedly connected to a mounting box (29) by bolts, and a second motor (30) is fixedly connected to the inner wall of one side of the mounting box (29) by bolts, and the output end of the second motor (30) extends to the bottom of the mounting box (29). A grinding impeller (31) is sleeved on the output end of the second motor (30). A support frame (33) is fixedly connected to the center of the top edge of one side of the mounting box (29), and a moving wheel (34) is fixedly connected to the outer surface of one side of the support frame (33) near both side edges.

2. A floor leveling device for building construction as claimed in claim 1, Features: A lifting hole is provided at the center of the top of the lifting block (13) on the front side, and an internal thread is provided inside the lifting hole.

3. A floor leveling device for building construction as claimed in claim 2, Features: The second threaded rod (12) and the corresponding lifting block (13) are threadedly connected via an internal thread.

4. A floor leveling device for building construction as claimed in claim 1, Features: The bottom of the carrier plate (8) and the tops of the two first adjusting nuts (5) are in close contact with each other, and the top of the carrier plate (8) and the bottom of the adjusting frame (14) are in close contact with each other.

5. A floor leveling device for building construction as claimed in claim 1, Features: The top of the second adjusting nut (18) fits with the bottom of the corresponding lifting block (13), and the top of the third adjusting nut (19) fits with the bottom of the adjusting block (15).

6. A floor leveling device for building construction as claimed in claim 1, Features: A baffle (22) is fixedly connected between one of the second connection blocks (21) and the corresponding third connection block (23) via bolts.

7. A floor leveling device for building construction as claimed in claim 6, Features: A bolt is threadedly connected between one of the first connection blocks (16) and another second connection block (21), and a bolt is threadedly connected between another first connection block (16) and another third connection block (23).

8. A floor leveling device for building construction as claimed in claim 1, Features: The outer surface of one side of the two moving wheels (34) is in contact with the outer surface of one side of the first limiting frame (20).

9. A floor leveling device for building construction as claimed in claim 1, Features: The four second support blocks are divided into two groups, and the tops of the two second support blocks in each group are fitted with the bottoms of the corresponding lifting blocks (13).

10. A floor leveling device for building construction as claimed in claim 1, Features: A top plate is fixedly connected between the top ends of the two telescopic rods (37).

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