CN220807998U

CN220807998U - Quick-dismantling drill bit of concrete core remover

Info

Publication number: CN220807998U
Application number: CN202322605995.1U
Authority: CN
Inventors: 王宋辉; 李亮; 张斌平
Original assignee: Shenzhen Xintai Testing Co ltd
Current assignee: Shenzhen Xintai Testing Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-04-19
Anticipated expiration: 2033-09-25

Abstract

The utility model relates to the field of concrete, and provides a drill bit capable of being quickly assembled and disassembled by a concrete coring machine, which comprises a bottom plate, wherein lifting devices are fixedly arranged at two ends of the top surface of the bottom plate, a supporting plate is fixedly arranged at the moving end of the lifting devices, a rotating shaft is rotatably arranged in the middle of the supporting plate, a clamping sleeve is movably arranged in the middle of the outer side of the rotating shaft, the top of the clamping sleeve is fixedly arranged at the upper part of the rotating shaft through a first spring, the drill bit is arranged at the bottom of the rotating shaft, a movable rod is movably arranged at the top of the drill bit, a locking block is fixedly arranged at the inner end of the movable rod, the locking block is movably arranged in the inside of the clamping sleeve, two clamping plates are fixedly arranged at the outer side of the movable rod, a universal wheel is fixedly arranged at the bottom surface of the bottom plate, and the upper part of the outer side of the drill bit is provided with a locking block.

Description

Quick-dismantling drill bit of concrete core remover

Technical Field

The utility model belongs to the field of concrete, and relates to a drill bit for quick assembly and disassembly of a concrete core extractor.

Background

Concrete refers to the collective term of engineering composite materials in which aggregate is consolidated into a whole by cementing materials, and the term of concrete is generally used as cementing materials, and sand and stone are used as aggregate; mixing with water according to a certain proportion, and stirring to obtain the cement concrete, also called ordinary concrete.

Concrete is pouring and is accomplishing, after the knot that dries, need use the drill bit, drills the sample in building department to detect concrete strength, the drill bit that uses is fixed by the bolt generally, when changing or dismantling, and is comparatively inconvenient, sometimes, the bolt is wrapped up by impurity, is difficult to dismantle, and the dismantlement process is comparatively long, can increase the work duration.

Disclosure of utility model

The utility model aims to provide a drill bit for quick disassembly of a concrete core taking machine, which solves the problems that after concrete is poured and dried, a drill bit is needed to be used, a sample is drilled at a building to detect the strength of the concrete, the used drill bit is usually fixed by a bolt, and when the concrete is replaced or disassembled, the drill bit is inconvenient, sometimes the bolt is wrapped by impurities, the disassembly is difficult, the disassembly process is long, and the labor duration is prolonged.

The technical scheme of the utility model is realized as follows: including the bottom plate, bottom plate top surface both ends fixed mounting has elevating gear, elevating gear's removal end even fixed mounting has the backup pad, backup pad mid-section rotation is installed the pivot, pivot outside mid-section movable mounting has the cutting ferrule, cutting ferrule top is through a spring fixed mounting in pivot upper portion, the drill bit is installed to the pivot bottom, drill bit top movable mounting has the movable rod, the inner fixed mounting of movable rod has the locking piece, locking piece movable mounting is inside the cutting ferrule, two cardboard in movable rod outside fixed mounting, bottom plate bottom surface fixed mounting has the universal wheel, elevating gear passes through bolted connection mode, fixed mounting is at bottom plate both ends, the drill bit adopts high chrome steel material to make.

As a preferable scheme of the utility model, the lifting device comprises a slideway, a motor I is fixedly arranged above the slideway, a screw rod is fixedly arranged on a rotating shaft of the motor I, a sliding block is arranged on the outer side of the circumference of the screw rod, the sliding block is slidably arranged on the slideway, a heat dissipation flow channel is arranged on the outer side of the circumference of the motor I, the contact area with air can be increased, and heat dissipation is accelerated, and the motor I adopts a stepping motor.

As a preferable scheme of the utility model, the upper part of the screw rod is rotatably arranged on the inner side of the supporting seat, the supporting seat is fixedly arranged on the upper part of the inner side of the slideway, the lower part of the screw rod is fixedly provided with the rotary column, the rotary column is rotatably arranged on the rotary seat, the rotary seat is fixedly arranged at the lower end of the inner side of the slideway, and the supporting seat and the rotary seat are fixedly arranged on the upper part and the lower part of the inner side of the slideway respectively through bolts.

As a preferable scheme of the utility model, a supporting plate is fixedly arranged between the two sliding blocks, a motor II is fixedly arranged in the middle of the top surface of the supporting plate, a rotating shaft is rotatably arranged on the motor II, and a heat dissipation flow channel is arranged on the outer side of the circumference of the motor II, so that the contact area with air can be increased, and heat dissipation is accelerated.

As a preferable scheme of the utility model, two pull plates are fixedly arranged at the upper part of the outer side of the clamping sleeve, a limiting block is arranged at the center of the top of the clamping sleeve, a bayonet is arranged at the lower part of the outer side of the clamping sleeve, the clamping sleeve is made of stainless steel materials, and the bayonet is formed by milling.

As a preferable scheme of the utility model, the two ends of the lower part of the outer side of the clamping sleeve are respectively and fixedly provided with a bracket, the inner side of the bracket is slidably provided with a movable rod, the inner end of the movable rod is fixedly provided with a locking block, a second spring is arranged between the locking block and the bracket, the outer end of the movable rod is fixedly provided with a handle, the handle is fixedly arranged at the outer end of the movable rod in a welding mode, and the outer side corners of the handle are rounded.

As a preferable scheme of the utility model, the lower part of the outer side of the rotating shaft is provided with a clamping channel, the bottom of the rotating shaft is provided with an inserting block, the clamping channel is slidably arranged on a limiting block, the rotating shaft is made of stainless steel materials and is fixedly arranged at the rotating shaft end of the motor II in a bolt mode.

As a preferable scheme of the utility model, a clamping position is arranged on the outer side of the bottom of the drill bit, a socket is arranged in the center of the top of the drill bit, the clamping position is manufactured through a drilling process and a wire cutting process, and the socket is square.

The quick-detachable drill bit of the concrete coring machine has the beneficial effects that: according to the utility model, the locking block is arranged at the upper part of the outer side of the drill bit, the locking block can lock the drill bit, the first arranged spring can enable the clamping sleeve to be pressed down, the locking block is locked, the drill bit is not easy to loosen during working, and the drill bit can be rapidly disassembled through locking and loosening of the locking block.

Drawings

FIG. 1 is an overall block diagram of an embodiment of the present utility model;

FIG. 2 is a diagram illustrating a lifting device according to an embodiment of the present utility model;

FIG. 3 is a diagram of a drilling structure in accordance with an embodiment of the present utility model;

FIG. 4 is a diagram illustrating a structure of a rotating shaft according to an embodiment of the present utility model;

FIG. 5 is a block diagram of an embodiment of the present utility model;

FIG. 6 is a block diagram of a drill bit according to an embodiment of the present utility model;

FIG. 7 is a diagram of a bushing configuration of an embodiment of the present utility model;

In the figure: 1. a bottom plate; 2. a universal wheel; 3. a lifting device; 301. a slideway; 302. a first motor; 303. a screw rod; 304. a slide block; 305. a rotating column; 306. rotating base; 307. a support base; 4. a support plate; 5. a second motor; 6. a rotating shaft; 10. a cutting sleeve; 11. a bracket; 12. a drill bit; 13. a first spring; 14. pulling a plate; 15. a clamping path; 16. inserting blocks; 17. a movable rod; 18. a handle; 19. a second spring; 20. a locking piece; 21. clamping; 22. a socket; 23. a clamping plate; 24. a limiting block; 25. a bayonet.

Detailed Description

As shown in fig. 1 to 7, the utility model discloses a drill bit for quick assembly and disassembly of a concrete coring machine, which adopts the technical scheme that the drill bit comprises a bottom plate 1, lifting devices 3 are fixedly arranged at two ends of the top surface of the bottom plate 1, a supporting plate 4 is fixedly arranged at the movable end of the lifting devices 3, a rotating shaft 6 is rotatably arranged in the middle of the supporting plate 4, a clamping sleeve 10 is movably arranged in the middle of the outer side of the rotating shaft 6, the top of the clamping sleeve 10 is fixedly arranged at the upper part of the rotating shaft 6 through a first spring 13, a drill bit 12 is arranged at the bottom of the rotating shaft 6, a movable rod 17 is movably arranged at the top of the drill bit 12, a locking piece 20 is fixedly arranged at the inner end of the movable rod 17, the locking piece 20 is movably arranged in the clamping sleeve 10, two clamping plates 23 are fixedly arranged at the outer side of the movable rod 17, a universal wheel 2 is fixedly arranged at the bottom surface of the bottom plate 1, the locking piece 20 is fixedly arranged at the upper part of the outer side of the drill bit 12, the first spring 13 is arranged to enable the clamping sleeve 10 to be pressed down, the locking piece 20 is locked and loosened when the drill bit 12 is not easy, and quick assembly and disassembly of the drill bit 12 can be realized through the locking piece 20.

The lifting device 3 comprises a slide 301, a first motor 302 is fixedly arranged above the slide 301, a screw 303 is fixedly arranged on a rotating shaft of the first motor 302, a sliding block 304 is arranged on the outer side of the circumference of the screw 303, the sliding block 304 is slidably arranged on the slide 301, the motor 302 rotates the screw 303 through rotation, the screw 303 is meshed with the sliding block 304, the sliding block 304 slides up and down in the slide 301, and the movement work of the lifting device 3 is completed.

The upper portion of the screw 303 is rotatably mounted on the inner side of the supporting seat 307, the supporting seat 307 is fixedly mounted on the inner upper portion of the slide 301, the rotary column 305 is fixedly mounted on the lower portion of the screw 303, the rotary column 305 is rotatably mounted on the swivel base 306, the swivel base 306 is fixedly mounted on the inner lower end of the slide 301, the upper portion of the screw 303 rotates in the supporting seat 307 and is used for keeping the upper portion of the screw 303 to rotate stably, and the rotary column 305 rotates in the swivel base 306 and is used for keeping the lower portion of the screw 303 to rotate stably.

A supporting plate 4 is fixedly arranged between the two sliding blocks 304, a motor II 5 is fixedly arranged in the middle of the top surface of the supporting plate 4, a rotating shaft 6 is rotatably arranged on the motor II 5, the motor II 5 rotates to drive the rotating shaft 6 to rotate, and the rotating shaft is used for realizing the rotation of the drill bit 12.

Two pulling plates 14 are fixedly arranged on the upper portion of the outer side of the clamping sleeve 10, a limiting block 24 is arranged in the center of the top of the clamping sleeve 10, a bayonet 25 is arranged on the lower portion of the outer side of the clamping sleeve 10, and the two pulling plates 14 are used for pulling the clamping sleeve 10, so that the bayonet 25 is separated from the two clamping plates 23.

The two ends of the lower part of the outer side of the clamping sleeve 10 are respectively fixedly provided with a bracket 11, the inner side of the bracket 11 is slidably provided with a movable rod 17, the inner end of the movable rod 17 is fixedly provided with a locking block 20, a second spring 19 is arranged between the locking block 20 and the bracket 11, the outer end of the movable rod 17 is fixedly provided with a handle 18, and the movable rod 17 is used for realizing locking and loosening work of the drill bit 12 through movement of the locking block 20.

The lower part outside the rotating shaft 6 is provided with a clamping channel 15, the bottom of the rotating shaft 6 is provided with an inserting block 16, the clamping channel 15 is slidably arranged on a limiting block 24, and the clamping channel 15 is used for guiding the limiting block 24 to move so as to realize accurate movement of the clamping sleeve 10.

The outside of drill bit 12 bottom is provided with screens 21, and drill bit 12 top center is provided with socket 22, and socket 22 is used for the card to go into the inserted block 16, and screens 21 are used for the card to go into locking piece 20, realize the reliable fixed of drill bit.

The working principle of the drill bit for the quick disassembly of the concrete coring machine is as follows: when the quick-disassembly drill bit of the concrete coring machine is installed, the two pull plates 14 are pulled, the first spring 13 is compressed, the limiting block 24 in the center of the clamping sleeve 10 slides along the clamping channel 15 on the outer side of the rotating shaft 6, the bayonet 25 is separated from the two clamping plates 23, then the other person pulls the handle 18 to enable the movable rod 17 to move, the second spring 19 is compressed, the locking piece 20 is loosened, the drill bit 12 can be installed at the moment, the inserting opening 22 is clamped into the inserting block 16, the movable rod 17 is loosened, the locking piece 20 is clamped into the clamping position 21, the clamping sleeve 10 is loosened, the bayonet 25 is clamped between the two clamping plates 23, after the installation, coring can be performed, the second motor 5 is controlled to rotate, the rotating shaft 6 is enabled to rotate, the drill bit 12 is enabled to rotate, the first motor 302 is controlled to rotate, the screw 303 is driven to rotate, the rotating column 305 on the lower portion of the screw 303 rotates in the rotating seat 306, the upper portion of the screw 303 rotates on the inner side of the supporting seat 307, the threaded portion of the screw 303 rotates with the meshing portion of the sliding block 304, and the sliding block 304 slides in the sliding block 301, so that the drill bit 12 descends.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. Quick assembly disassembly's of concrete core machine drill bit, its characterized in that: including bottom plate (1), bottom plate (1) top surface both ends fixed mounting has elevating gear (3), the removal end of elevating gear (3) is even fixed mounting has backup pad (4), backup pad (4) middle part rotation is installed pivot (6), pivot (6) outside middle part movable mounting has cutting ferrule (10), cutting ferrule (10) top is through spring one (13) fixed mounting in pivot (6) upper portion, drill bit (12) are installed to pivot (6) bottom, drill bit (12) top movable mounting has movable rod (17), the inner fixed mounting of movable rod (17) has locking piece (20), locking piece (20) movable mounting is inside cutting ferrule (10), two cardboard (23) are installed to movable rod (17) outside fixed mounting, bottom plate (1) bottom surface fixed mounting has universal wheel (2).

2. The concrete coring machine quick disconnect drill bit of claim 1, wherein: the lifting device (3) comprises a slide way (301), a first motor (302) is fixedly arranged above the slide way (301), a screw rod (303) is fixedly arranged on a rotating shaft of the first motor (302), a sliding block (304) is arranged on the outer side of the circumference of the screw rod (303), and the sliding block (304) is slidably arranged on the slide way (301).

3. The concrete coring machine quick disconnect drill bit of claim 2, wherein: the screw rod (303) upper portion rotates and installs in supporting seat (307) inboard, supporting seat (307) fixed mounting is in slide (301) inboard upper portion, screw rod (303) lower part fixed mounting has swivel post (305), swivel post (305) rotate and install in swivel mount (306), swivel mount (306) fixed mounting is in slide (301) inboard lower extreme.

4. The concrete coring machine quick disconnect drill bit of claim 2, wherein: a supporting plate (4) is fixedly arranged between the two sliding blocks (304), a motor II (5) is fixedly arranged in the middle of the top surface of the supporting plate (4), and a rotating shaft (6) is rotatably arranged on the motor II (5).

5. The concrete coring machine quick disconnect drill bit of claim 1, wherein: two pulling plates (14) are fixedly arranged on the upper portion of the outer side of the clamping sleeve (10), a limiting block (24) is arranged in the center of the top of the clamping sleeve (10), and a bayonet (25) is arranged on the lower portion of the outer side of the clamping sleeve (10).

6. The concrete coring machine quick disconnect drill bit of claim 1, wherein: the clamping sleeve is characterized in that brackets (11) are fixedly arranged at two ends of the lower part of the outer side of the clamping sleeve (10) respectively, a movable rod (17) is slidably arranged on the inner side of the brackets (11), a locking block (20) is fixedly arranged at the inner end of the movable rod (17), a spring II (19) is arranged between the locking block (20) and the brackets (11), and a handle (18) is fixedly arranged at the outer end of the movable rod (17).

7. A quick assembly disassembly drill bit for a concrete coring machine as set forth in claim 5, wherein: the lower part outside pivot (6) is provided with card way (15), pivot (6) bottom is provided with inserted block (16), interior sliding mounting in stopper (24) of card way (15).

8. The concrete coring machine quick disconnect drill bit of claim 1, wherein: the outside of drill bit (12) bottom is provided with screens (21), drill bit (12) top center is provided with socket (22).