CN216360986U

CN216360986U - Special core bit of getting of bituminous paving

Info

Publication number: CN216360986U
Application number: CN202123174676.7U
Authority: CN
Inventors: 史征; 刘君; 许收之
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-04-22
Anticipated expiration: 2031-12-17

Abstract

The utility model provides a core bit special for an asphalt pavement. The special core bit of bituminous paving includes: two fixed magnets are fixedly arranged on the outer wall of the coring pipe; the annular magnet is movably sleeved on the core taking pipe; the protective cover is fixedly arranged at the bottom of the annular magnet; the mounting plate is fixedly mounted at the top of the core taking pipe; the two arc plates are arranged in the coring pipe; and the annular plates are fixedly arranged at the bottoms of the two arc-shaped plates. The coring bit special for the asphalt pavement, provided by the utility model, has the advantages of convenience in use, rapidness in replacing the diamond blade, and capability of preventing broken stones from jumping onto the body of an operator in a mess and influencing the physical and mental health of the operator.

Description

Special core bit of getting of bituminous paving

Technical Field

The utility model relates to the technical field of asphalt pavements, in particular to a core bit special for an asphalt pavement.

Background

Most roads at present are laid by pitch and form, bituminous paving can show stability under high temperature environment, show crack resistance under the low temperature condition, and good water stability, lasting ageing resistance and the skid resistance that does benefit to safety, bituminous paving is with its characteristics such as level, waterproof, durable more and more receiving people's favor, in order to appraise bituminous paving quality, after bituminous paving is accomplished, bore a detection piece on the bituminous paving of laying through coring bit, detect this detection piece again and confirm whether bituminous paving is qualified.

Coring bit generally all comprises coring pipe and diamond blade, but present coring pipe and diamond blade all are the integrated into one piece design, lead to people to get the core in-process if diamond blade appear damaging just need dismantle whole coring bit from coring equipment get off and change, because coring bit's volume is great and heavier, lead to people comparatively loaded down with trivial details when changing, influence work efficiency, cause coring pipe's waste again, and present coring bit can appear often that diamond blade rotates when taking a sample and contacts production rubble in disorder jump to the staff on one's body, cause certain influence to staff's physical and mental health.

Therefore, it is necessary to provide a new core bit for asphalt pavement to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing the core drill bit special for the asphalt pavement, which is convenient to use, quick to replace a diamond blade, and capable of preventing broken stones from jumping onto the body of an operator in a mess and influencing the physical and mental health of the operator.

In order to solve the technical problem, the utility model provides a core bit special for an asphalt pavement, which comprises: two fixed magnets are fixedly arranged on the outer wall of the coring pipe; the annular magnet is movably sleeved on the core taking pipe; the protective cover is fixedly arranged at the bottom of the annular magnet; the mounting plate is fixedly mounted at the top of the core taking pipe; the two arc plates are arranged in the coring pipe; the annular plates are fixedly arranged at the bottoms of the two arc-shaped plates; the two clamping grooves are respectively formed in the outer wall of one side, far away from each other, of each arc-shaped plate; the diamond tool bits are fixedly arranged at the bottom of the annular plate; the two adjusting grooves are formed in the core taking pipe; the four grooves are respectively formed in the inner walls of the two sides of the two adjusting grooves; the four fixing rods are fixedly arranged in the four grooves respectively; the two sliding plates are respectively installed on the two corresponding fixed rods in a sliding manner; the two trapezoidal fixture blocks are fixedly arranged on the outer wall of one side, close to each other, of the two sliding plates respectively, and one side, close to each other, of each trapezoidal fixture block extends into the corresponding clamping groove respectively.

Preferably, the four fixing rods are respectively and movably sleeved with a compression spring, one end of each compression spring is respectively and fixedly connected with the corresponding sliding plate, and the other end of each compression spring is respectively and fixedly connected with the corresponding groove.

Preferably, two articulated the installing of rotating baffle respectively in the adjustment tank, two there is the arc pole, and two fixed mounting respectively in the adjustment tank the arc pole runs through corresponding respectively rotating baffle and with corresponding rotating baffle sliding connection, two the last movable sleeve respectively of arc pole is equipped with the atress spring, and two the one end of atress spring respectively with corresponding rotating baffle fixed connection, two the other end of atress spring respectively with corresponding one side inner wall fixed connection of adjustment tank.

Preferably, two regulating grooves are respectively and fixedly provided with a limiting block.

Preferably, through holes are respectively formed in the two sliding plates, linear bearings are respectively and fixedly mounted in the four through holes, and the four fixing rods respectively penetrate through the corresponding through holes and are in sliding connection with the inner walls of the corresponding through holes.

Preferably, the outer walls of the two sliding plates at the sides far away from each other are respectively and fixedly provided with a first pull ring, and the outer walls of the two rotating baffles at the sides far away from each other are respectively and fixedly provided with a second pull ring.

Preferably, two positioning grooves are formed in the bottom end of the core taking pipe, two positioning rods are fixedly mounted at the top of the annular plate, and the top ends of the two positioning rods extend into the corresponding positioning grooves respectively.

Compared with the prior art, the core bit special for the asphalt pavement has the following beneficial effects:

the utility model provides a special core bit for asphalt pavement, wherein a mounting plate is fixedly arranged on an output shaft of core equipment, a movable annular magnet moves downwards to be separated from a fixed magnet block, a protective cover moves downwards to be contacted with the asphalt pavement under the action of gravity, the mounting plate is driven to rotate and move downwards by the starting of the core equipment, a diamond cutter head rotates and moves downwards to sample the asphalt pavement, crushed stones generated in the sampling process are isolated by the protective cover, the crushed stones are always in the protective cover, the crushed stones are prevented from jumping onto the bodies of workers, the potential safety hazard is reduced, a sample moves out of a sampling hole through an external clamp to finish the sampling operation of the sample, a rotating baffle plate is driven to rotate upwards by pulling a second pull ring to open an adjusting groove, and a trapezoidal clamp block is driven to leave a clamping groove by pulling a first pull ring to move, remove diamond segments again and dismantle diamond segments from this device, upwards drive the draw-in groove rebound through the annular plate, when draw-in groove rebound and trapezoidal fixture block co-altitude, it gets into to block the arc board in the draw-in groove on earth to push trapezoidal fixture block under compression spring's effect, and then with the quick installation of new diamond segments on this device, make this device when changing diamond segments, need not dismantle whole device from coring equipment and get off and change, the change personnel's that significantly reduces working strength, through improving work efficiency.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a core bit for asphalt pavement according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B shown in FIG. 2;

FIG. 4 is an enlarged view of the portion C shown in FIG. 3;

fig. 5 is a bottom view of the ring plate shown in fig. 1.

Reference numbers in the figures: 1. taking a core pipe; 2. a fixed magnet block; 3. a ring magnet; 4. a protective cover; 5. mounting a plate; 6. an arc-shaped plate; 7. an annular plate; 8. a diamond tool bit; 9. a card slot; 10. an adjustment groove; 11. a groove; 12. fixing the rod; 13. a sliding plate; 14. a trapezoidal fixture block; 15. a compression spring; 16. an arcuate bar; 17. rotating the baffle; 18. a stressed spring; 19. and a limiting block.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Referring to fig. 1-5, fig. 1 is a schematic structural diagram of a core bit for asphalt pavement according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 2; FIG. 4 is an enlarged view of the portion C shown in FIG. 3; fig. 5 is a bottom view of the ring plate shown in fig. 1. The special core bit that coring of bituminous paving includes: two fixed magnet blocks 2 are fixedly arranged on the outer wall of the coring pipe 1;

the annular magnet 3 is movably sleeved on the core taking pipe 1; the protective cover 4 is fixedly arranged at the bottom of the annular magnet 3, the annular magnet 3 is firmly adsorbed on the fixed magnet block 2 through the magnetic force, the protective cover 4 is always kept in a stable state when people do not use the device, and when the device needs to be used, broken stones generated in the sampling process are isolated through the protective cover 4, so that the broken stones are always in the protective cover 4, the broken stones are prevented from jumping onto the bodies of workers in disorder, and potential safety hazards are reduced; the mounting plate 5 is fixedly mounted on the top of the coring pipe 1; the two arc-shaped plates 6 are arranged in the core taking pipe 1; the annular plate 7 is fixedly arranged at the bottom of the two arc-shaped plates 6; the two clamping grooves 9 are respectively formed in the outer wall of one side, far away from each other, of each arc-shaped plate 6, the two clamping grooves 9 enter the clamping grooves 9 through the lower trapezoidal clamping block 14 to complete clamping of the arc-shaped plates 6, and then the diamond tool bit 8 is installed on the device; the diamond tool bits 8 are fixedly arranged at the bottom of the annular plate 7, and the cutting of the asphalt pavement is finished through the diamond tool bits 8, so that the sampling operation of the asphalt pavement is finished; the two adjusting grooves 10 are formed in the core taking pipe 1, and the two adjusting grooves 10 are formed in the core taking pipe 1; the four grooves 11 are respectively formed in the inner walls of the two sides of the two adjusting grooves 10; the four fixing rods 12 are respectively and fixedly arranged in the four grooves 11; two sliding plates 13, wherein the two sliding plates 13 are respectively slidably mounted on the two corresponding fixing rods 12; the two trapezoidal fixture blocks 14 are fixedly mounted on the outer wall of one side, close to each other, of each sliding plate 13, one side, close to each other, of each trapezoidal fixture block 14 extends into the corresponding clamping groove 9, and one side, close to each other, of each trapezoidal fixture block 14 is an oblique side, so that when the arc-shaped plate 6 moves upwards, the trapezoidal fixture blocks 14 are away from the clamping grooves 9 firstly, meanwhile, compression of the compression springs 15 below is more serious, when the clamping grooves 9 move upwards and the trapezoidal fixture blocks 14 are at the same height, the trapezoidal fixture blocks 14 are pushed under the action of the compression springs 15 to enter the clamping grooves 9 to clamp the arc-shaped plate 6, and then a new diamond tool bit 8 is rapidly mounted on the device.

In order to enable one side of each trapezoidal clamping block 14 to be located in the clamping groove 9 all the time without being affected by external force, the arc-shaped plate 6 is clamped, and further the diamond tool bit 8 is installed on the device, the four fixing rods 12 are respectively and movably sleeved with compression springs 15, one ends of the four compression springs 15 are respectively and fixedly connected with the corresponding sliding plates 13, and the other ends of the four compression springs 15 are respectively and fixedly connected with the corresponding grooves 11.

In order to prevent that some rubbles of people from entering into adjustment tank 10 in the sample process, cause unnecessary trouble, two articulated rotating baffle 17 of installing respectively in the adjustment tank 10, two there are arc pole 16, and two fixed mounting respectively in the adjustment tank 10 arc pole 16 runs through correspondingly respectively rotating baffle 17 and with corresponding rotating baffle 17 sliding connection, two the movable sleeve is equipped with atress spring 18 respectively on the arc pole 16, and two the one end of atress spring 18 respectively with corresponding rotating baffle 17 fixed connection, two the other end of atress spring 18 respectively with corresponding one side inner wall fixed connection of adjustment tank 10.

In order to limit the rotating baffle 17, the rotating baffle 17 blocks the adjusting groove 10 under the action of the stressed spring 18, and unnecessary troubles caused by the fact that some gravels enter the adjusting groove 10 in the sampling process are prevented, and two limiting blocks 19 are fixedly mounted in the adjusting groove 10 respectively.

In order to reduce the friction force between the fixing rods 12 and the sliding plates 13, further reduce the abrasion degree of the fixing rods 12 and improve the service life of the fixing rods 12, through holes are respectively formed in the two sliding plates 13, linear bearings are respectively and fixedly mounted in the four through holes, and the four fixing rods 12 respectively penetrate through the corresponding through holes and are in sliding connection with the inner walls of the corresponding through holes.

In order to make people move the sliding plates 13 and the rotating baffles 17 more conveniently, first pull rings are respectively and fixedly installed on the outer walls of the sides, away from each other, of the two sliding plates 13, and second pull rings are respectively and fixedly installed on the outer walls of the sides, away from each other, of the two rotating baffles 17.

In order to enable people to quickly position the clamping groove 9 to the trapezoidal clamping block 14 when the diamond tool bit 8 is installed, the installation efficiency is improved two positioning grooves are formed in the bottom end of the coring pipe 1, two positioning rods are fixedly installed at the top of the annular plate 7, and the top ends of the two positioning rods respectively extend into the corresponding positioning grooves.

The rotating baffle 17 and the arc rod 16 are in the same circle center.

The working principle of the coring bit special for the asphalt pavement provided by the utility model is as follows: the compression spring 15 is in a compression state in an initial state, the stress spring 18 is in a stretching state, the rotating baffle 17 is in contact with the limiting block 19, the trapezoidal clamping block 14 is positioned in the clamping groove 9 to clamp the arc-shaped plate 6, the annular magnet 3 is in contact with the fixed magnet block 2, when the device is required to be used, the mounting plate 5 is fixedly mounted on an output shaft of coring equipment, the device is moved to a specific position through the coring equipment, the diamond tool bit 8 is in contact with the asphalt ground, the annular magnet 3 is moved downwards to be separated from the fixed magnet block 2, the protective cover 4 is moved downwards to be in contact with the asphalt pavement under the action of gravity, the coring equipment is started, the mounting plate 5 is driven to rotate and move downwards through the start of the coring equipment, the diamond tool bit 8 is further rotated and moved downwards to perform sampling operation on the asphalt pavement, crushed stones generated in the sampling process are isolated through the protective cover 4, when the diamond tool bit 8 is damaged and needs to be replaced, the second pull ring is pulled to drive the rotating baffle 17 to rotate upwards, the rotating baffle 17 rotates to drive the adjusting groove 10 to open, the first pull ring is pulled to move to drive the sliding plate 13 to move, the sliding plate 13 moves to drive the trapezoidal clamping block 14 to leave the clamping groove 9, when the trapezoidal clamping block 14 completely leaves the clamping groove 9, the diamond tool bit 8 is moved downwards to drive the annular plate 7 to move downwards, the annular plate 7 moves downwards to drive the arc-shaped plate 6 to move downwards to leave the core tube 1, and the diamond tool bit 8 is detached from the device, when a new diamond tool bit 8 needs to be installed on the device, a new positioning rod is made to face the positioning groove, the annular plate 7 is moved upwards, the annular plate 7 moves upwards to drive the arc-shaped plate 6 to move upwards, the arc-shaped plate 6 moves upwards to drive the clamping groove 9 to move upwards, when the clamping groove 9 moves upwards and slowly contacts with the trapezoidal clamping block 14, one side of the trapezoidal clamping block 14 is an inclined edge, so that when the arc-shaped plate 6 moves upwards, the trapezoidal clamping block 14 is firstly far away from the clamping groove 9, meanwhile, the compression of the compression spring 15 is more serious, when the clamping groove 9 moves upwards and is at the same height as the trapezoidal clamping block 14, the trapezoidal clamping block 14 is pushed under the action of the compression spring 15 to enter the clamping groove 9 to clamp the arc-shaped plate 6, and then the new diamond tool bit 8 is quickly installed on the device, so that when the diamond tool bit 8 is replaced, the whole device does not need to be disassembled from a core taking device for replacement, the working strength of the replacement personnel is greatly reduced, and the working efficiency is improved.

the utility model provides a core bit special for asphalt pavement, wherein a mounting plate 5 is fixedly arranged on an output shaft of a core device, a movable annular magnet 3 moves downwards to be separated from a fixed magnet block 2, a protective cover 4 moves downwards to be contacted with the asphalt pavement under the action of gravity, the mounting plate 5 is driven to rotate and move downwards by starting the core device, a diamond tool bit 8 rotates and moves downwards to sample the asphalt pavement, crushed stones generated in the sampling process are isolated by the protective cover 4, the crushed stones are always in the protective cover 4, the crushed stones are prevented from jumping onto the body of a worker, the potential safety hazard is reduced, a sample is moved out of a sampling hole by an external clamp to finish the sampling operation of the sample, a rotating baffle plate 17 is driven to rotate upwards by pulling a second pull ring to open an adjusting groove 10, a trapezoid clamping block 14 is driven to leave a clamping groove 9 by pulling a first pull ring to move, remove diamond segments 8 again and dismantle diamond segments 8 from this device, upwards drive draw-in groove 9 rebound through annular plate 7, when draw-in groove 9 rebound and trapezoidal fixture block 14 is the same height, it gets into to block arc 6 in draw-in groove 9 on the bottom to push trapezoidal fixture block 14 under compression spring 15's effect, and then with the quick installation of new diamond segments 8 on this device, make this device when changing diamond segments 8, need not dismantle whole device from getting core equipment and get off and change, the replacement personnel's that significantly reduces working strength, through improving work efficiency.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a special core bit of bituminous paving which characterized in that includes:

two fixed magnets are fixedly arranged on the outer wall of the coring pipe;

the annular magnet is movably sleeved on the core taking pipe;

the protective cover is fixedly arranged at the bottom of the annular magnet;

the mounting plate is fixedly mounted at the top of the core taking pipe;

the two arc plates are arranged in the coring pipe;

the annular plates are fixedly arranged at the bottoms of the two arc-shaped plates;

the two clamping grooves are respectively formed in the outer wall of one side, far away from each other, of each arc-shaped plate;

the diamond tool bits are fixedly arranged at the bottom of the annular plate;

the two adjusting grooves are formed in the core taking pipe;

the four grooves are respectively formed in the inner walls of the two sides of the two adjusting grooves;

the four fixing rods are fixedly arranged in the four grooves respectively;

the two sliding plates are respectively installed on the two corresponding fixed rods in a sliding manner;

the two trapezoidal fixture blocks are fixedly arranged on the outer wall of one side, close to each other, of the two sliding plates respectively, and one side, close to each other, of each trapezoidal fixture block extends into the corresponding clamping groove respectively.

2. The core bit special for the asphalt pavement as set forth in claim 1, wherein four said fixed rods are respectively movably sleeved with a compression spring, and one end of each of said compression springs is respectively fixedly connected to a corresponding said sliding plate, and the other end of each of said compression springs is respectively fixedly connected to a corresponding said groove.

3. The special core bit is got to bituminous paving according to claim 1, its characterized in that, two articulated the installing respectively of baffle in the adjustment tank, two there is the arc pole respectively fixed mounting in the adjustment tank, and two the arc pole runs through corresponding baffle and corresponding baffle sliding connection, two the movable sleeve respectively is equipped with the atress spring on the arc pole, and two the one end of atress spring respectively with corresponding baffle fixed connection, two the other end of atress spring respectively with corresponding one side inner wall fixed connection of adjustment tank.

4. The core bit special for the asphalt pavement as set forth in claim 1, wherein a stopper is fixedly mounted in each of said two adjusting grooves.

5. The core-taking drill bit special for the asphalt pavement as claimed in claim 1, wherein two of the sliding plates are respectively provided with a through hole, a linear bearing is respectively and fixedly installed in each of the four through holes, and the four fixing rods respectively penetrate through the corresponding through holes and are slidably connected with the inner walls of the corresponding through holes.

6. The core bit as claimed in claim 3, wherein a first pull ring is fixedly mounted on the outer wall of the side of the two sliding plates away from each other, and a second pull ring is fixedly mounted on the outer wall of the side of the two rotating baffles away from each other.

7. The coring bit special for the asphalt pavement as set forth in claim 5, wherein the coring pipe has two positioning grooves formed at a bottom end thereof, two positioning rods are fixedly mounted at a top portion of the annular plate, and top ends of the two positioning rods extend into the corresponding positioning grooves, respectively.