CN213034235U

CN213034235U - Concrete floor grinding device for civil engineering

Info

Publication number: CN213034235U
Application number: CN202021644761.8U
Authority: CN
Inventors: 尹鸿元
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-23
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a concrete ground grinding device for civil engineering, comprises a workbench, workstation top surface fixed mounting box, the box is preceding, the equal opening in bottom surface, and the articulated case lid of connecting in the preceding one side of box, first through-hole is seted up respectively in workstation top surface four corners, first through-hole is located inside the box, be equipped with first sleeve pipe in the first through-hole, first sleeve pipe top is located the workstation outside, be connected through the bearing between first sleeve pipe periphery and the first through-hole inner wall that corresponds, first sleeve pipe periphery is equipped with the second sleeve pipe, first sleeve pipe can rotate in the second sleeve pipe that corresponds, and second sleeve pipe top and workstation bottom surface fixed connection, the below is equipped with vertical first pivot in the first sleeve pipe. The utility model provides the grinding disc with rotating power through the motor, and simultaneously provides the walking wheels with rotating power through the motor, thereby saving energy; because the grinding speed of the grinding disc is the same as the walking speed of the walking wheel, the grinding disc can be more uniformly ground.

Description

Concrete floor grinding device for civil engineering

Technical Field

The utility model relates to a construction equipment technical field specifically is a concrete floor grinding device for civil engineering.

Background

The concrete is one of the most important civil engineering materials in the present generation, and is an artificial stone material prepared by mixing a cementing material, granular aggregate, water, an additive and an admixture which are added if necessary according to a certain proportion, uniformly stirring, densely forming, curing and hardening. The concrete has the characteristics of rich raw materials, low price and simple raw process, so that the consumption of the concrete is increased; meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.

After the civil engineering is finished, the concrete floor is usually required to be polished, so that a concrete floor polishing device for the civil engineering is required to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete ground grinding device for civil engineering to solve the problem that prior art exists.

In order to achieve the above object, the utility model provides a following technical scheme:

a concrete ground polishing device for civil engineering comprises a workbench, wherein a box body is fixedly installed on the top surface of the workbench, the front surface and the bottom surface of the box body are both open, one side of the front surface of the box body is hinged with a box cover, first through holes are respectively formed in four corners of the top surface of the workbench, first sleeves are arranged in the first through holes, the top ends of the first sleeves are positioned outside the workbench, the peripheries of the first sleeves are connected with the inner walls of the corresponding first through holes through bearings, second sleeves are arranged on the peripheries of the first sleeves, the first sleeves can rotate in the corresponding second sleeves, the top ends of the second sleeves are fixedly connected with the bottom surface of the workbench, vertical first rotating shafts are arranged below the first sleeves, the bottom ends of the first rotating shafts are positioned outside the second sleeves, first guide sleeves are installed on the first rotating shafts through bearings, the peripheries of the first guide sleeves are fixedly connected with the inner walls of the corresponding second sleeves, a plurality of evenly distributed inserting blocks are fixedly arranged on the left side and the right side of a first rotating shaft respectively, the inserting blocks are positioned in a first sleeve, a plurality of evenly distributed inserting grooves are arranged on the left side and the right side of the first sleeve respectively, the inserting grooves correspond to the inserting blocks one by one, the inserting blocks can be inserted into the corresponding inserting grooves, a first driving bevel gear is fixedly arranged at the bottom end of the first rotating shaft, a transverse wheel shaft is arranged below the first driving bevel gear, two second guide sleeves are fixedly arranged on the wheel shaft, the two second guide sleeves are symmetrically distributed relative to the corresponding first driving bevel gear, the top of each second guide sleeve is fixedly connected with the bottom end of the corresponding second sleeve, a first driven bevel gear is fixedly arranged on the wheel shaft, the first driven bevel gear is positioned between the two corresponding second guide sleeves, the first driven bevel gear is engaged and matched with the corresponding first driving bevel gear, traveling wheels are fixedly arranged at the left end, two inclined support rods which are symmetrically distributed in the front and back are fixedly arranged on the left side and the right side of the bottom surface of the transverse plate respectively, the bottom ends of the inclined support rods are fixedly connected with the top surface of the workbench, a motor is fixedly arranged in the middle of the top surface of the transverse plate, a second through hole is formed in the middle of the top surface of the workbench, a vertical telescopic shaft is arranged in the second through hole, the fixed end of the telescopic shaft penetrates through the transverse plate and is fixedly connected with the output end of the motor, a second driving bevel gear is fixedly arranged on the telescopic shaft and is positioned above the workbench, four second rotating shafts which are uniformly distributed are arranged on the top surface of the workbench, the second rotating shafts are positioned on the outer sides of the inclined support rods and correspond to the first through holes, the outer ends of the second rotating shafts point to the corresponding first through holes, two third guide sleeves are arranged on the second rotating shafts in a bearing mode, the bottoms of the third, a third driving bevel gear is fixedly mounted at the outer end of the second rotating shaft, a third driven bevel gear is fixedly mounted at the top end of the first sleeve, the third driven bevel gear corresponds to the third driving bevel gear, the third driven bevel gear is meshed and matched with the corresponding third driving bevel gear, a polishing disc is fixedly mounted at the movable shaft movable end, a vertical electric telescopic rod is fixedly mounted at the bottom of the workbench, the electric telescopic rod is located between the second through hole and the second sleeve on the left side, a fourth guide sleeve is mounted on a movable shaft upper bearing of the telescopic shaft, and the periphery of the movable rod of the electric telescopic rod is fixedly connected with the periphery of the fourth guide sleeve.

The concrete floor grinding device for civil engineering is characterized in that a handle is fixedly arranged on the back surface of the box cover, wherein the part of the content of the dependent claims is not provided with a reference number.

According to the concrete floor polishing device for civil engineering, the third through hole is formed in the middle of the top surface of the transverse plate, the fixed end of the telescopic shaft penetrates through the third through hole to be fixedly connected with the output end of the motor, and the periphery of the telescopic shaft is connected with the inner wall of the third through hole through the bearing.

According to the concrete floor polishing device for civil engineering, the protective cover is sleeved outside the motor.

According to the concrete floor polishing device for civil engineering, the electric telescopic rod is fixedly connected with the left second sleeve through the plurality of uniformly distributed cross rods.

According to the concrete ground polishing device for civil engineering, the two vertical rods which are symmetrically distributed left and right are fixedly installed on the back of the box body, the top ends of the vertical rods are fixedly provided with the longitudinal rods, and the longitudinal rods and the corresponding vertical rods are of an integral structure.

According to the concrete floor polishing device for civil engineering, the vertical rod is a telescopic rod, and the telescopic rod is provided with the adjusting knob.

The utility model has the advantages that: the utility model provides the grinding disc with rotating power through the motor, and simultaneously provides the walking wheels with rotating power through the motor, thereby saving energy; because the grinding speed of the grinding disc is the same as the walking speed of the walking wheel, the grinding disc can be more uniformly ground.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a rear view of FIG. 1; FIG. 3 is an enlarged view of a portion I of FIG. 1; fig. 4 is a partial enlarged view II of fig. 1.

Reference numerals: 1. a work table; 2. a first through hole; 3. a first sleeve; 4. a second sleeve; 5. a first rotating shaft; 6. a first guide sleeve; 7. inserting a block; 8. a slot; 9. a first drive bevel gear; 10. a wheel axle; 11. a second guide sleeve; 12. a first driven bevel gear; 13. a traveling wheel; 14. a transverse plate; 15. an inclined support rod; 16. a motor; 17. a second through hole; 18. a telescopic shaft; 19. a second drive bevel gear; 20. a second rotating shaft; 21. a third guide sleeve; 22. a second driven bevel gear; 23. a third driving bevel gear; 24. a third driven bevel gear; 25. grinding disc; 26. an electric telescopic rod; 27. a fourth guide sleeve; 28. a box body; 29. a box cover; 30. a handle; 31. a third through hole; 32. a protective cover; 33. a cross bar; 34. a vertical rod; 35. a longitudinal rod; 36. and adjusting a knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in figures 1-4, a concrete ground grinding device for civil engineering comprises a workbench 1, a box 28 is fixedly installed on the top surface of the workbench 1, the front surface and the bottom surface of the box 28 are both open, one side of the front surface of the box 28 is hinged with a box cover 29, four corners of the top surface of the workbench 1 are respectively provided with a first through hole 2, the first through holes 2 are positioned inside the box 28, a first sleeve 3 is arranged in each first through hole 2, the top end of each first sleeve 3 is positioned outside the workbench 1, the periphery of each first sleeve 3 is connected with the inner wall of the corresponding first through hole 2 through a bearing, a second sleeve 4 is arranged on the periphery of each first sleeve 3, each first sleeve 3 can rotate in the corresponding second sleeve 4, the top end of each second sleeve 4 is fixedly connected with the bottom surface of the workbench 1, a vertical first rotating shaft 5 is arranged inside the first sleeve 3, the bottom end of each first rotating shaft 5 is positioned outside the second sleeve 4, a first guide sleeve 6 is installed on, the periphery of a first guide sleeve 6 is fixedly connected with the inner wall of a corresponding second sleeve 4, a plurality of inserting blocks 7 which are uniformly distributed are respectively fixedly installed at the left side and the right side of a first rotating shaft 5, the inserting blocks 7 are positioned in the first sleeve 3, a plurality of inserting grooves 8 which are uniformly distributed are respectively arranged at the left side and the right side of the first sleeve 3, the inserting grooves 8 are in one-to-one correspondence with the inserting blocks 7, the inserting blocks 7 can be inserted into the corresponding inserting grooves 8, a first driving bevel gear 9 is fixedly installed at the bottom end of the first rotating shaft 5, a transverse wheel shaft 10 is arranged below the first driving bevel gear 9, two second guide sleeves 11 are fixedly installed on the wheel shaft 10, the two second guide sleeves 11 are symmetrically distributed relative to the corresponding first driving bevel gear 9, the top of the second guide sleeves 11 is fixedly connected with the bottom end of the second sleeve 4, a first driven bevel gear 12 is fixedly installed on the wheel shaft 10, and the first, the first driven bevel gear 12 is engaged with the corresponding first driving bevel gear 9, the left and right ends of the wheel shaft 10 are respectively and fixedly provided with a travelling wheel 13, a transverse plate 14 is arranged above the workbench 1, the left and right sides of the bottom surface of the transverse plate 14 are respectively and fixedly provided with two inclined support rods 15 which are symmetrically distributed front and back, the bottom ends of the inclined support rods 15 are fixedly connected with the top surface of the workbench 1, the middle part of the top surface of the transverse plate 14 is fixedly provided with a motor 16, the middle part of the top surface of the workbench 1 is provided with a second through hole 17, a vertical telescopic shaft 18 is arranged in the second through hole 17, the fixed end of the telescopic shaft 18 penetrates through the transverse plate 14 and is fixedly connected with the output end of the motor 16, a second driving bevel gear 19 is fixedly arranged on the telescopic shaft 18, the second driving bevel gear 19 is positioned above the workbench 1, the top surface of the workbench 1, the outer end of the second rotating shaft 20 points to the corresponding first through hole 2, two third guide sleeves 21 are arranged on the second rotating shaft 20 in a bearing mode, the bottom of each third guide sleeve 21 is fixedly connected with the top surface of the workbench 1, a second driven bevel gear 22 is fixedly arranged at the inner end of the second rotating shaft 20, the second driven bevel gear 22 is meshed with the second driving bevel gear 19, a third driving bevel gear 23 is fixedly arranged at the outer end of the second rotating shaft 20, a third driven bevel gear 24 is fixedly arranged at the top end of the first sleeve 3, the third driven bevel gear 24 corresponds to the third driving bevel gear 23, the third driven bevel gear 24 is meshed with the corresponding third driving bevel gear 23, a polishing disc 25 is fixedly arranged at the movable end of the telescopic shaft 18, a vertical electric telescopic rod 26 is fixedly arranged on the bottom surface of the workbench 1, the electric telescopic rod 26 is positioned between the second through hole 17 and the left second sleeve 4, and a fourth guide sleeve 27 is arranged on the movable, the periphery of the movable rod of the electric telescopic rod 26 is fixedly connected with the periphery of the fourth guide sleeve 27. When the utility model is used, firstly, the extension of the electric telescopic rod 26 should be controlled, the electric telescopic rod 26 drives the fourth guide sleeve 27 to move downwards, the fourth guide sleeve 27 drives the telescopic shaft 18 to extend, the telescopic shaft 18 drives the polishing disc 25 to move downwards, after the polishing disc 25 is contacted with the concrete floor, the electric telescopic rod 26 is controlled to stop extending, the motor 16 is started simultaneously, the motor 16 drives the telescopic shaft 18 to rotate, the telescopic shaft 18 drives the second driving bevel gear 19 to rotate, the second driving bevel gear 19 is in meshing transmission with the second driven bevel gear 22, the second driven bevel gear 22 rotates to drive the corresponding second rotating shaft 20 to rotate, the second rotating shaft 20 drives the third driving bevel gear 23 to rotate, the third driving bevel gear 23 is in meshing transmission with the corresponding third driven bevel gear 24, the third driven bevel gear 24 rotates to drive the corresponding first sleeve 3 to rotate, the first sleeve 3 rotates to drive the corresponding first rotating shaft 5 to rotate, the first rotating shaft 5 drives the corresponding first driving bevel gear 9 to rotate, the first driving bevel gear 9 is in meshing transmission with the corresponding first driven bevel gear 12, and the first driven bevel gear 12 drives the corresponding wheel shaft 10 to rotate so as to drive the traveling wheels 13 to travel; the telescopic shaft 18 rotates and simultaneously drives the polishing disc 25 to rotate, so that the polishing disc 25 polishes the concrete ground; the utility model provides the grinding disc 25 with the rotating power through the motor 16, and simultaneously, the motor 16 also provides the traveling wheels 13 with the rotating power, thereby saving energy; because the grinding speed of the grinding disc 25 is the same as the walking speed of the walking wheel 13, the grinding disc 25 can be more uniformly ground.

Specifically, the handle 30 is fixedly attached to the rear surface of the case cover 29 according to the present embodiment. The handle 30 can provide a point of force on the user's hand to facilitate opening of the lid 29.

Specifically, in this embodiment, a third through hole 31 is formed in the middle of the top surface of the transverse plate 14, the fixed end of the telescopic shaft 18 penetrates through the third through hole 31 to be fixedly connected with the output end of the motor 16, and the periphery of the telescopic shaft 18 is connected with the inner wall of the third through hole 31 through a bearing. The structure can reduce the friction between the telescopic shaft 18 and the workbench 1, further reduce the abrasion between the telescopic shaft 18 and the workbench 1, prolong the service life and save the cost.

Further, a protective cover 32 is sleeved outside the motor 16 according to the embodiment. The motor 16 can be protected by arranging the protective cover 32, the service life is prolonged, and the cost is saved.

Further, the electric telescopic rod 26 and the left second sleeve 4 are fixedly connected through a plurality of cross bars 33 which are uniformly distributed. The electric telescopic rod 26 can be supported by the cross rod 33, so that the electric telescopic rod 26 can be installed more stably.

Furthermore, two vertical rods 34 are fixedly installed on the back of the box 28 in this embodiment, the two vertical rods 34 are symmetrically distributed, a longitudinal rod 35 is fixedly installed at the top end of each vertical rod 34, and the longitudinal rod 35 and the corresponding vertical rod 34 are integrated into a whole. The structure can provide an acting point for the hand of a user, thereby facilitating the user to grab the device.

Furthermore, the vertical rod 34 of the present embodiment is a telescopic rod, and the telescopic rod is provided with an adjusting knob 36. Through the regulation of adjust knob 36, make the corresponding extension or the shrink of telescopic link to can adjust the height of vertical pole 35 as required, the commonality is strong.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a concrete floor grinding device for civil engineering which characterized in that: comprises a workbench (1), a box body (28) is fixedly installed on the top surface of the workbench (1), the front surface and the bottom surface of the box body (28) are open, one side of the front surface of the box body (28) is hinged with a box cover (29), first through holes (2) are respectively formed in four corners of the top surface of the workbench (1), the first through holes (2) are positioned in the box body (28), first sleeves (3) are arranged in the first through holes (2), the top ends of the first sleeves (3) are positioned outside the workbench (1), the peripheries of the first sleeves (3) are connected with the inner walls of the corresponding first through holes (2) through bearings, second sleeves (4) are arranged on the peripheries of the first sleeves (3), the first sleeves (3) can rotate in the corresponding second sleeves (4), the top ends of the second sleeves (4) are fixedly connected with the bottom surface of the workbench (1), vertical first rotating shafts (5) are arranged below the first sleeves (3), the bottom end of a first rotating shaft (5) is positioned outside a second sleeve (4), a first guide sleeve (6) is arranged on the first rotating shaft (5) in a bearing mode, the periphery of the first guide sleeve (6) is fixedly connected with the inner wall of the corresponding second sleeve (4), a plurality of uniformly distributed insertion blocks (7) are fixedly arranged on the left side and the right side of the first rotating shaft (5) respectively, the insertion blocks (7) are positioned in the first sleeve (3), a plurality of uniformly distributed insertion grooves (8) are formed in the left side and the right side of the first sleeve (3) respectively, the insertion grooves (8) correspond to the insertion blocks (7) one by one, the insertion blocks (7) can be inserted into the corresponding insertion grooves (8), a first driving bevel gear (9) is fixedly arranged at the bottom end of the first rotating shaft (5), a transverse wheel shaft (10) is arranged below the first driving bevel gear (9), two second guide sleeves (11) are fixedly arranged on the wheel shaft (10), and the two second guide sleeves (11) are symmetrically distributed relative to the corresponding first driving, the top of the second guide sleeve (11) is fixedly connected with the bottom end of the second sleeve (4), a wheel shaft (10) is fixedly provided with a first driven bevel gear (12), the first driven bevel gear (12) is positioned between the two corresponding second guide sleeves (11), the first driven bevel gear (12) is meshed and matched with the corresponding first driving bevel gear (9), the left end and the right end of the wheel shaft (10) are respectively and fixedly provided with a travelling wheel (13), a transverse plate (14) is arranged above the workbench (1), the left side and the right side of the bottom surface of the transverse plate (14) are respectively and fixedly provided with two inclined support rods (15) which are symmetrically distributed front and back, the bottom ends of the inclined support rods (15) are fixedly connected with the top surface of the workbench (1), the middle part of the top surface of the transverse plate (14) is fixedly provided with a motor (16), the middle part of the top surface of the workbench (1) is provided with a, the fixed end of a telescopic shaft (18) penetrates through a transverse plate (14) and is fixedly connected with the output end of a motor (16), a second driving bevel gear (19) is fixedly installed on the telescopic shaft (18), the second driving bevel gear (19) is positioned above a workbench (1), four second rotating shafts (20) which are uniformly distributed are arranged on the top surface of the workbench (1), the second rotating shafts (20) are positioned on the outer sides of inclined supporting rods (15), the second rotating shafts (20) correspond to first through holes (2), the outer ends of the second rotating shafts (20) point to the corresponding first through holes (2), two third guide sleeves (21) are installed on the second rotating shafts (20) in a bearing manner, the bottoms of the third guide sleeves (21) are fixedly connected with the top surface of the workbench (1), a second driven bevel gear (22) is fixedly installed at the inner end of the second rotating shafts (20), the second driven bevel gear (22) is meshed with the second driving bevel gear (19), and a third driving bevel gear (23) is fixedly installed at the outer end of the, a third driven bevel gear (24) is fixedly mounted at the top end of a first sleeve (3), the third driven bevel gear (24) corresponds to a third driving bevel gear (23), the third driven bevel gear (24) is meshed and matched with the corresponding third driving bevel gear (23), a polishing disc (25) is fixedly mounted at the movable shaft end of a telescopic shaft (18), a vertical electric telescopic rod (26) is fixedly mounted on the bottom surface of a workbench (1), the electric telescopic rod (26) is located between a second through hole (17) and a left second sleeve (4), a fourth guide sleeve (27) is mounted on a movable shaft of the telescopic shaft (18), and the periphery of the movable rod of the electric telescopic rod (26) is fixedly connected with the periphery of the fourth guide sleeve (27).

2. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: and a handle (30) is fixedly arranged on the back surface of the box cover (29).

3. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: and a third through hole (31) is formed in the middle of the top surface of the transverse plate (14), the fixed end of the telescopic shaft (18) penetrates through the third through hole (31) to be fixedly connected with the output end of the motor (16), and the periphery of the telescopic shaft (18) is connected with the inner wall of the third through hole (31) through a bearing.

4. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: the motor (16) is sleeved with a protective cover (32).

5. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: the electric telescopic rod (26) is fixedly connected with the left second sleeve (4) through a plurality of uniformly distributed cross rods (33).

6. The concrete floor grinding device for civil engineering according to claim 1, characterized in that: the box (28) back fixed mounting two bilateral symmetry's montant (34), montant (34) top fixed mounting longitudinal rod (35), longitudinal rod (35) and corresponding montant (34) structure as an organic whole.

7. The concrete floor grinding device for civil engineering according to claim 6, characterized in that: the vertical rod (34) is a telescopic rod, and an adjusting knob (36) is arranged on the telescopic rod.