CN211877425U

CN211877425U - Equipment for rapid core drilling and sampling of airport pavement

Info

Publication number: CN211877425U
Application number: CN202020369187.3U
Authority: CN
Inventors: 刘人玮; 郭鑫鑫; 李博; 张任仲
Original assignee: Central Design Group Beijing Civil Aviation Design Research Institute Co ltd
Current assignee: Central Design Group Beijing Civil Aviation Design Research Institute Co ltd
Priority date: 2020-03-21
Filing date: 2020-03-21
Publication date: 2020-11-06
Anticipated expiration: 2030-03-21

Abstract

The utility model discloses an equipment that is used for quick drill core of airport pavement to take a sample, including base station, motor, pivot, cambered surface lid and drill bit, the inside sliding connection of base station has the base plate, the top of base plate is fixed with the motor, the output of motor runs through the base plate and is fixed with the pivot through the shaft coupling, the bottom welding of pivot has the drill bit, the upper end of drill bit is run through and is seted up the through-hole, the bottom four corners of base station is fixed with the pillar, the inboard base station bottom mounting of pillar has the water storage box, the outside movable sleeve of pivot is equipped with the cambered surface lid, the below of cambered surface lid is through folding soft cover and bearing ring fixed connection. The utility model discloses a set up water storage box, raceway, drill bit, cambered surface lid, folding soft cover, bearing ring, lack the problem that the breakage-proof bits splashed the function when having solved road and having bored core sample when lacking the water flow pouring and road and bored core sample.

Description

Equipment for rapid core drilling and sampling of airport pavement

Technical Field

The utility model relates to an airport pavement detects technical field, specifically is an equipment that is used for quick core drilling of airport pavement to take a sample.

Background

According to the requirements of the existing technical standards (MH 5001 plus 2013) and the civil airport pavement evaluation management technical specifications (MH/T5024 plus 2019) and the design and construction specifications of asphalt and cement concrete pavements, the detection of the strength of the cement concrete and the performance of the asphalt concrete is of great importance in the processes of construction quality control, completion acceptance and periodic detection of the pavement of the airport flight area, and the current common mode is a core drilling sampling method. According to the standard requirements, drilling a core sample with the diameter of 150mm on the cement concrete pavement, and then performing a splitting tensile strength test after performing standardized cutting on the core sample; drilling a core sample with the diameter of 100mm on the asphalt pavement surface, and then testing various performance indexes of the core sample.

The conventional manual core drilling and sampling method has many disadvantages, including: (1) the core drilling and sampling equipment is heavy and inconvenient to move; (2) the core sample drilling efficiency is low due to the defects, the requirements of rapid and efficient core drilling and sampling in an airport are not met, particularly, the non-stop time is short for a large busy airport, the limitation of the traditional manual core drilling and sampling method is obvious, the actual use requirement of rapid and efficient detection on the airport pavement cannot be met, and therefore an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide an equipment that is used for quick core drilling of airport pavement to sample to solve the problem that provides among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an equipment that is used for quick drill core of airport pavement to take a sample, includes base station, motor, pivot, cambered surface lid and drill bit, the inside sliding connection of base station has the base plate, the top of base plate is fixed with the motor, the output of motor runs through the base plate and is fixed with the pivot through the shaft coupling, the bottom welding of pivot has the drill bit, the upper end of drill bit is run through and has been seted up the through-hole, the bottom four corners of base station is fixed with the pillar, the inboard base station bottom mounting of pillar has the water storage box, the outside movable sleeve of pivot is equipped with the cambered surface lid, the below of cambered surface lid is through folding soft cover and bearing ring fixed connection.

Preferably, a square groove is formed in the inner side of the base platform, the substrate is connected to the square groove in the base platform in a sliding mode, sliding grooves are formed in the side walls of the base platform on the two sides of the square groove in a penetrating mode, and the sliding grooves are connected with the sliding blocks in a sliding mode.

Preferably, the upper end of the cambered surface cover is provided with a connecting port, the bottom end of the water storage tank is communicated with the connecting port on the cambered surface cover through a water conveying pipe, and the surface of the water conveying pipe is sleeved with a flow controller.

Preferably, sharp teeth are distributed on the bottom end of the drill bit in an annular array mode, and the bottom end of the drill bit is in an open type hollow design.

Preferably, the water storage tank is fixed at the bottom of base station with the design of symmetry formula, the both ends and the slider fixed connection of base plate, the outer end of slider is fixed with the handle.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a set up the water storage box, the raceway, the drill bit of different diameters, make the utility model discloses good dust fall effect has, and can promote going on fast of coring sample, improve the efficiency of coring sample, and is simple in operation, the effectual problem that lacks the rivers pouring when having solved the coring sample, when carrying out the coring sample, connect power drive with the motor, the drill bit through shaft coupling drive pivot and bottom is rotatory, utilize sharp tooth of drill bit and bottom to drill to ground, the flow controller on the concurrent operation raceway, make the water in the water storage box pass through the inside that the raceway got into the cambered surface lid, pour into a mould on the direction drill bit, can enough cool down the drill bit, can adsorb the dust that produces when subsiding the coring again, thereby improve the speed of coring sample.

(2) The utility model discloses a set up the cambered surface lid, folding soft cover, the bearing ring, make the utility model discloses have the good function of preventing splashing, sweeps and the dust that produces when will bore the core sample stop, avoid the polluted environment, can prevent simultaneously that the piece from splashing the injury staff, the effectual road of having solved lacks the problem that the function of preventing that garrulous bits splashes when boring the core sample, through the cambered surface lid, the anti-splash structure of folding soft cover and bearing ring constitution protects, folding soft cover is made by the rubber material, similar rubber coil pipe structure, can stretch out and draw back folding, protect around the drill bit, adopt the bearing ring to carry out the counter weight, natural contact ground, avoid spilling from the gap, the sweeps that produces when boring the core sample with the drill bit blocks completely, avoid splashing, can cooperate the water storage box to prevent dust simultaneously.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is a connection diagram of the base plate and the slider according to the present invention;

fig. 4 is a structural diagram of the drill of the present invention.

The reference numbers in the figures are: 1. a base station; 2. a square groove; 3. a motor; 4. a chute; 5. a slider; 6. a handle; 7. a pillar; 8. a water storage tank; 9. a rotating shaft; 10. a connecting port; 11. folding the soft cover; 12. a water delivery pipe; 13. a flow controller; 14. a cambered surface cover; 15. a load-bearing ring; 16. a substrate; 17. a coupling; 18. a drill bit; 19. pointed teeth; 20. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a device for rapid core drilling and sampling of airport pavement comprises a base station 1, a motor 3, a rotating shaft 9, an arc surface cover 14 and a drill bit 18, wherein a base plate 16 is connected inside the base station 1 in a sliding manner, the base plate 16 is used as an installation carrier of the motor 3 and used for fixing the motor 3 and controlling the height of the motor 3 to rise and fall, the motor 3 is fixed above the base plate 16 and used as a main drive of core drilling and sampling, the rotating shaft 9 is fixed at the output end of the motor 3 through the base plate 16 by penetrating through a coupler 17, the drill bit 18 is welded at the bottom end of the rotating shaft 9, the rotating shaft 9 is connected with the output end of the motor 3 by adopting the coupler 17, the motor 3 drives the rotating shaft 9 to rotate, the drill bit 18 is in contact with the ground for drilling, a through hole 20 is formed in the upper end of the drill bit 18, the through hole 20 is convenient for sampling, beat gently and to take out the sample fast, the bottom four corners of base station 1 is fixed with pillar 7, pillar 7 uses as main support, 1 bottom mounting of the inboard base station of pillar 7 has water storage box 8, water storage box 8 uses as the retaining, provide dust fall refrigerated water source storage structure, the outside activity cover of pivot 9 is equipped with cambered surface lid 14, cambered surface lid 14's below is through folding soft cover 11 and bearing ring 15 fixed connection, through cambered surface lid 14, folding soft cover 11 and bearing ring 15 constitute dustproof, prevent the bits structure, it surrounds in the 18 outsides of drill bit, can avoid piece and raise dust to splash.

Further, square groove 2 has been seted up to the inboard of base station 1, base plate 16 sliding connection is in square groove 2 in base station 1, and the 1 lateral wall of base station of 2 both sides in square groove runs through and sets up spout 4, with 5 sliding connection of slider in the spout 4, adopt the design of square groove 2, set up base plate 16 and motor 3 in square groove 2, can control the lift of slider 5 in spout 4 through handle 6, thereby change the position lift of base plate 16 in square groove 2, change the high position of motor 3, be used for the core drilling sample to use.

Further, the upper end of cambered surface lid 14 is equipped with connector 10, the bottom of water storage box 8 is through connection 10 through connection on raceway 12 and the cambered surface lid 14, and the surface cover of raceway 12 is equipped with flow controller 13, water storage box 8 carries water through raceway 12, link up raceway 12 through connector 10, inside the guiding cambered surface lid 14, dash to the drill bit 18 surface, and the velocity of water in raceway 12 is controlled through flow controller 13, flow controller 13 is the flow control structure on the similar medical transfer line, belong to prior art, do not do the specific description here.

Furthermore, sharp teeth 19 are distributed on the bottom end of the drill bit 18 in an annular array mode, the bottom end of the drill bit 18 is in an open hollow design, the drill bit can drill faster by adopting the cooperation of the sharp teeth 19, a detection sample is obtained at the fastest speed, the sample obtained after drilling is reserved in the drill bit 18 and is directly taken out without being reserved in the ground by adopting the hollow design.

Further, the bottom at base station 1 is fixed with the design of symmetry formula to

water storage box

8, 16 both ends of base plate and 5 fixed connection of slider, and the outer end of slider 5 is fixed with handle 6, adopts the removal of 6 control sliders of handle 5, and handle 6 is established in the outside of base station 1, makes things convenient for staff's control, and the symmetry of water storage box 8 sets up, and weight that is more balanced can not appear a large amount of deviations, conveniently carries.

The working principle is as follows: when the device is used, the base platform 1 is stably placed on the ground through the support 7, the drill bit 18 at the lower end of the rotating shaft 9 is aligned to the ground, the cambered surface cover 14, the folding soft cover 11 and the bearing ring 15 are sleeved outside the rotating shaft 9 to completely cover the drill bit 18 without leaking chips during core drilling sampling, then the handle 6 is held by a hand, the motor 3 on the base plate 16 is connected with a power supply to be started, the output end of the motor 3 drives the rotating shaft 9 to rotate through the coupler 17, the rotating shaft 9 drives the drill bit 18 to rotate, the drill bit 18 and sharp teeth 19 at the bottom end of the drill bit 18 rotate to drill the ground, a user holds the handle 6 to press down to enable the sliding block 5 to descend in the sliding groove 4, the base plate 16 also descends in the square groove 2, so that the rotating shaft 9 and the drill bit 18 synchronously descend, core drilling sampling is carried out on the ground until the sliding block 5 moves to, the water source in the water storage tank 8 flows to the inside of the cambered surface cover 14 through the water conveying pipe 12, so that the water source is in contact with the drill bit 18, the temperature of the drill bit 18 is reduced, meanwhile, dust generated during core drilling is in contact with and settled, the dustproof function is achieved until the core drilling is completed, then the handle 6 is lifted up, the drill bit 18 is taken out from a hole, the substance in the drill bit 18 is the sample, then a small rod is taken out, the small rod is inserted into the through hole 20 at the upper end of the drill bit 18, and the sample in the drill bit 18 can be easily taken out by lightly tapping.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an equipment that is used for quick core drilling of airport pavement to take a sample, includes base station (1), motor (3), pivot (9), cambered surface lid (14) and drill bit (18), its characterized in that: the inside sliding connection of base station (1) has base plate (16), the top of base plate (16) is fixed with motor (3), the output of motor (3) runs through base plate (16) and is fixed with pivot (9) through shaft coupling (17), the bottom welding of pivot (9) has drill bit (18), through-hole (20) have been run through to the upper end of drill bit (18), the bottom four corners of base station (1) is fixed with pillar (7), base station (1) bottom mounting inboard pillar (7) has water storage tank (8), the outside movable sleeve of pivot (9) is equipped with cambered surface lid (14), the below of cambered surface lid (14) is through folding soft cover (11) and bearing ring (15) fixed connection.

2. The apparatus for rapid core drilling sampling of airport pavement according to claim 1, wherein: the inner side of the base platform (1) is provided with a square groove (2), the substrate (16) is connected in the square groove (2) in the base platform (1) in a sliding mode, the side walls of the base platform (1) on the two sides of the square groove (2) penetrate through and are provided with a sliding groove (4), and the sliding groove (4) is connected with the sliding block (5) in the sliding mode.

3. The apparatus for rapid core drilling sampling of airport pavement according to claim 1, wherein: the water storage tank is characterized in that a connecting port (10) is arranged at the upper end of the arc surface cover (14), the bottom end of the water storage tank (8) is communicated with the connecting port (10) on the arc surface cover (14) through a water conveying pipe (12), and a flow controller (13) is sleeved on the surface of the water conveying pipe (12).

4. The apparatus for rapid core drilling sampling of airport pavement according to claim 1, wherein: the bottom end of the drill bit (18) is distributed with sharp teeth (19) in an annular array, and the bottom end of the drill bit (18) is in an open hollow design.

5. The apparatus for rapid core drilling sampling of airport pavement according to claim 1, wherein: the water storage tank (8) is fixed at the bottom end of the base platform (1) in a symmetrical design, two ends of the base plate (16) are fixedly connected with the sliding block (5), and the outer end of the sliding block (5) is fixed with the handle (6).