CN212646140U

CN212646140U - Separating concrete core drilling machine

Info

Publication number: CN212646140U
Application number: CN202021318789.2U
Authority: CN
Inventors: 郎华林; 徐鑫; 张刘; 印爱银
Original assignee: Jiangsu Huitong Testing Co ltd
Current assignee: Jiangsu Huitong Testing Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-03-02
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to a disconnect-type concrete coring machine, use in the technical field of concrete drilling equipment, it includes the chassis, be equipped with two guide pillars on the chassis perpendicularly, sliding connection has the backup pad on two guide pillars, the one end that two guide pillars kept away from the chassis is connected with the support, rotate on the support and be connected with the screw rod, the one end of screw rod passes the backup pad downwards and is connected with backup pad threaded connection, the one end of backup pad is rotated and is connected with the dead axle, the one end of dead axle is connected with the drill barrel, the drill barrel bottom is seted up with the first through-hole that corresponds with the dead axle, be equipped with the driving piece that is used; the support lateral wall is equipped with the sleeve, and it has a core section of thick bamboo to peg graft in the sleeve, and the core section of thick bamboo internal rotation is connected with the dabber, and the one end of dabber stretches out outside the core section of thick bamboo and is connected with the ejector pin, is equipped with the restriction piece that is used for restricting the removal of core section of thick bamboo on the sleeve, when the ejector pin rotates to being parallel with the support, is equipped with the mounting. The utility model discloses the effect that improves sampling efficiency has.

Description

Separating concrete core drilling machine

Technical Field

The utility model belongs to the technical field of the technique of concrete drilling equipment and specifically relates to a disconnect-type concrete core machine is related to.

Background

The concrete core drilling and coring machine is widely applied to necessary detection equipment for concrete and asphalt pavements such as highways, airports, ports, docks, dams and the like, and is mainly used for drilling test cores of concrete and asphalt concrete and performing compression resistance and bending resistance tests.

The chinese patent with publication number CN210243240U discloses a concrete drilling and core-drilling machine, including the support body that sets up along the horizontal direction, set up in the drilling and core-drilling machine body of support body top surface, set up in drilling and core-drilling machine body one side and fixed connection in the push rod of support body top surface, still including setting up a plurality of group roller components on the support body, set up a plurality of on the support body and run through along vertical direction the mounting hole of support body, roller components include along vertical direction sliding connection in the mounting hole installation piece, fixed connection in the removal wheel of installation piece bottom, set up in support body top surface be located mounting hole one side and be used for the spacing subassembly of injecing the installation piece, the mounting groove has been seted up to the support body bottom surface, be provided with the lifting unit who is used for going up and.

The above prior art solutions have the following drawbacks: in the actual construction process, the drill cylinder needs to be detached after the drill cylinder drills into the road surface to finish sampling, the drill cylinder is knocked to enable the sample to fall out or a tool is used for taking the sample out of the drill cylinder, the drill cylinder is installed again after the sample is taken out, the consumed time is long, and the sampling efficiency is easily influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a disconnect-type concrete coring machine, it has the effect that improves sample efficiency.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a separated concrete core drilling machine comprises a chassis, wherein two guide columns are vertically arranged on the chassis, a supporting plate is connected onto the two guide columns in a sliding manner, one ends of the two guide columns, far away from the chassis, are connected with a support, a screw rod is connected onto the support in a rotating manner, one end of the screw rod downwards penetrates through the supporting plate and is in threaded connection with the supporting plate, one end of the supporting plate is connected with a hollow shaft in a rotating manner, one end of the hollow shaft is connected with a drilling barrel, a first through hole corresponding to the hollow shaft is formed in the bottom of the drilling barrel, and a driving piece for driving the hollow shaft to rotate is arranged;

the support is characterized in that a sleeve is arranged on the side wall of the support, a core barrel is inserted in the sleeve, a core shaft is connected in the core barrel in a rotating mode, one end of the core shaft extends out of the core barrel and is connected with an ejector rod, a limiting part used for limiting the movement of the core barrel is arranged on the sleeve, and when the ejector rod rotates to be parallel to the support, a fixing part used for fixing the ejector rod is arranged on the support.

By adopting the technical scheme, during construction, the driving piece drives the hollow shaft to drive the drill barrel to rotate, the operator rotates the screw rod and drives the supporting plate to descend, so that the drill barrel drills into the pavement, the screw rod is rotated after the drill barrel drills into a certain depth, the drill barrel is lifted out, the fixing piece is removed, the ejector rod is rotated to be in a vertical state, when the hollow shaft continues to ascend, the ejector rod penetrates through the hollow shaft to be abutted against a sample, the sample is pushed out of the drill barrel, convenience and rapidness are realized, the time for disassembling the drill barrel and manually sampling the sample is saved, the sampling efficiency is improved, and the completeness of the sample is favorably ensured; the core barrel can be moved to adjust the position of the core barrel conveniently by an operator, and the ejector rod is ensured to be opposite to the hollow shaft.

The present invention may be further configured in a preferred embodiment as: the limiting part comprises a key block and an adjusting screw, a key groove is formed in the outer wall of the core barrel, a sliding groove is formed in the inner wall of the sleeve, one end of the key block is inserted into the key groove, the other end of the key block is inserted into the sliding groove, a screw hole is formed in the key block, a waist-shaped groove is formed in the outer wall of the sleeve, and the end of the adjusting screw penetrates through the waist-shaped groove and then is in threaded connection with the screw hole.

Through adopting above-mentioned technical scheme, the operator twists adjusting screw, makes adjusting screw head and sleeve outer wall support tightly, restricts the removal of key piece to fix the core section of thick bamboo, simple and convenient, the rotation between core section of thick bamboo and sleeve has still been restricted in the cooperation of key piece and spout simultaneously.

The present invention may be further configured in a preferred embodiment as: the fixing part comprises two base plates arranged on the side wall of the support and elastic clamping pieces fixed on the two base plates, and convex edges are arranged on the opposite sides of the two elastic clamping pieces.

By adopting the technical scheme, an operator moves the ejector rod towards the direction close to the support, so that the ejector rod is inserted into the two opposite elastic clamping pieces, the ejector rod is clamped by the elastic force of the elastic clamping pieces, and the possibility that the ejector rod moves outwards is reduced by the convex edges.

The present invention may be further configured in a preferred embodiment as: the driving piece comprises a gasoline engine arranged on a supporting plate and a first belt wheel arranged on a driving shaft of the gasoline engine, a second belt wheel is arranged on the hollow shaft, and the first belt wheel and the second belt wheel are connected through a belt.

Through adopting above-mentioned technical scheme, the gasoline engine starts, and the first band pulley of drive rotates, and first band pulley passes through the belt and drives the second band pulley rotation, and the second band pulley drives the dead axle rotation, and transmission speed is fast, and the noise is little.

The present invention may be further configured in a preferred embodiment as: the adjusting sleeve is arranged at one end, extending out of the mandrel, the ejector rod penetrates through the adjusting sleeve, and a fastening screw with one end abutting against the ejector rod is connected to the adjusting sleeve in a threaded mode.

By adopting the technical scheme, the lengths of the ejector rods on the two sides of the adjusting sleeve are uniformly divided by the insertion of the ejector rods and the adjusting sleeve, so that the situation that the length of one side of the ejector rod is too long and the space is easily occupied is reduced; an operator rotates the ejector rod to a vertical state and then unscrews the fastening screw, the ejector rod slides downwards to be inserted into the hollow shaft, the distance of the drill cylinder required to move upwards is shortened by increasing the length of the ejector rod, and the sample taking-out time is saved.

The present invention may be further configured in a preferred embodiment as: the hollow shaft is provided with a clamping sleeve at one end below the supporting plate, a second through hole is formed in the bottom of the clamping sleeve, two studs symmetrically distributed are in threaded connection with the side wall of the clamping sleeve, the two studs penetrate into the clamping sleeve, a clamping hoop is rotatably connected to one penetrating end of the clamping hoop, and a positioning ring which is coaxially distributed with the first through hole is arranged at the bottom of the drill cylinder.

By adopting the technical scheme, when the drilling barrel is fixed, an operator supports the bottom of the drilling barrel on the inner bottom surface of the clamping sleeve and enables the positioning ring to be inserted into the second through hole, the stud is rotated to drive the two clamping hoops to clamp and fix the drilling barrel, the operator can select the drilling barrels with different specifications according to actual needs, and the application range of the core drilling machine is enlarged.

The present invention may be further configured in a preferred embodiment as: the guide rod penetrates through the side wall of the clamping sleeve and is connected with the clamping hoop.

By adopting the technical scheme, the guide rod plays a role in guiding the clamp, and the clamping operation of an operator on the drill cylinder is facilitated.

The present invention may be further configured in a preferred embodiment as: the chassis is rotatably connected with a roller.

Through adopting above-mentioned technical scheme, the gyro wheel has improved the mobility on chassis, and the operator of being convenient for removes the core machine.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the construction steps of the core drilling machine are simplified, the sampling speed is accelerated, and the integrity of the sample is ensured;

2. the drill cylinder adopts detachable connection, the drill cylinders with different specifications can be replaced according to actual needs, and the flexibility is high.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is an enlarged view at a in fig. 1.

FIG. 3 is a schematic structural diagram of a stud and a clip according to the present embodiment.

Fig. 4 is a schematic structural view for embodying the sleeve and the cartridge of the present embodiment.

Fig. 5 is an enlarged view at B in fig. 4.

Fig. 6 is a schematic structural diagram of the limiting member of the present embodiment.

In the figure, 1, a chassis; 11. a guide post; 12. a support plate; 13. a support; 14. a screw; 15. a hollow shaft; 16. drilling a barrel; 161. a first through hole; 162. a positioning ring; 17. a sleeve; 18. a core barrel; 181. a mandrel; 19. a top rod; 2. a limiting member; 21. a key block; 211. a screw hole; 22. an adjusting screw; 23. a keyway; 24. a chute; 25. a waist-shaped groove; 3. a fixing member; 31. a substrate; 32. an elastic clip; 33. a rib; 4. a drive member; 41. a gasoline engine; 411. a first pulley; 42. a second pulley; 43. a belt; 5. an adjusting sleeve; 51. fastening screws; 61. a jacket; 62. a second through hole; 63. a stud; 64. clamping a hoop; 65. a guide bar; 66. and a roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As fig. 1, for the utility model discloses a disconnect-type concrete coring machine, including chassis 1 and a brill section of thick bamboo 16, 1 lateral wall on chassis rotates and is connected with a plurality of gyro wheels 66, is equipped with two guide pillars 11 on the chassis 1 perpendicularly, sliding connection has the backup pad 12 that removes along its direction of height on two guide pillars 11 interval distributions and two guide pillars 11, backup pad 12 parallels with chassis 1, the one end of backup pad 12 is rotated and is connected with dead axle 15, dead axle 15 perpendicular to backup pad 12, backup pad 12 is passed downwards to the one end of dead axle 15, and the one end of passing is fixed with the clamp cover 61 with the coaxial distribution of dead axle 15.

As shown in fig. 2 and 3, a second through hole 62 is formed in the bottom of the jacket 61, two studs 63 symmetrically distributed about the axis of the jacket 61 are connected to the side wall of the jacket 61 through threads, the two studs 63 penetrate into the jacket 61, an arc-shaped clamp 64 is rotatably connected to one penetrating end of each stud, two guide rods 65 symmetrically distributed about the studs 63 are arranged on the side wall of the clamp 64, the two guide rods 65 penetrate out of the jacket 61 along the direction away from the clamp 64, and an operator can drive the two clamps 64 to approach or separate from each other by rotating the two studs 63.

Referring to fig. 1 and 2, the outer diameter of the drill barrel 16 is smaller than the inner diameter of the jacket 61, the bottom surface of the drill barrel 16 is provided with a first through hole 161, the bottom surface of the drill barrel 16 is provided with a positioning ring 162 coaxially distributed with the first through hole 161, when the positioning ring 162 is inserted into the second through hole 62, the drill barrel 16 and the hollow shaft 15 are coaxially distributed, two clamping hoops 64 are distributed on two sides of the drill barrel 16, an operator screws the stud 63 to enable the two clamping hoops 64 to clamp the drill barrel 16, so that the drill barrel 16 and the hollow shaft 15 are fixed, and the support plate 12 is provided with a driving piece 4 for driving the hollow shaft 15 to rotate.

Referring to fig. 4, a support 13 is connected to one end of each of the two guide posts 11 away from the chassis 1, a screw 14 is rotatably connected to the support 13, the screw 14 is parallel to the guide posts 11, a hand wheel is arranged at one end of the screw 14, and the other end of the screw passes through the support plate 12 downward and is in threaded connection with the support plate 12.

As shown in fig. 4, a sleeve 17 is arranged on the side wall of the support 13, the axis of the sleeve 17 is perpendicular to the screw 14, a core barrel 18 is inserted in the sleeve 17, a core shaft 181 is rotatably connected in the core barrel 18, one end of the core shaft 181 extends out of the core barrel 18, and the extended end is provided with an adjusting sleeve 5, the axis of the adjusting sleeve 5 is perpendicular to the axis of the core barrel 18, a mandril 19 penetrates through the adjusting sleeve 5, a fastening screw 51 is connected to the adjusting sleeve 5 in a threaded manner, and the end of the fastening screw 51 penetrates into the adjusting sleeve 5 and is abutted against the mandril 19 to fix the mandril; the sleeve 17 is provided with a limiting part 2 for limiting the movement of the core barrel 18, and when the mandrel 181 drives the mandril 19 to rotate to a position parallel to the support 13, the side wall of the support 13 is provided with a fixing part 3 for fixing the mandril 19.

As shown in fig. 1, the driving member 4 includes a gasoline engine 41 mounted on the supporting plate 12, a driving shaft of the gasoline engine 41 vertically passes through the supporting plate 12 downwards, and a first pulley 411 is disposed at one end of the passing shaft, a second pulley 42 is disposed on the hollow shaft 15, the second pulley 42 is disposed between the supporting plate 12 and the jacket 61, and the first pulley 411 and the second pulley 42 are connected by a belt 43; the gasoline engine 41 is started to drive the first belt wheel 411 to rotate, the first belt wheel 411 drives the second belt wheel 42 to rotate through the belt 43, the second belt wheel 42 drives the hollow shaft 15 to rotate, and the hollow shaft 15 drives the drill barrel 16 to rotate.

As shown in fig. 5 and 6, the limiting member 2 includes a key block 21 and an adjusting screw 22, the key block 21 is provided with a screw hole 211, the outer wall of the core barrel 18 is provided with a key groove 23, the inner wall of the sleeve 17 is provided with a sliding groove 24 extending along the axial direction of the sleeve, the outer wall of the sleeve 17 is provided with a waist-shaped groove 25 communicated with the sliding groove 24, the width of the waist-shaped groove 25 is smaller than that of the sliding groove 24, one end of the key block 21 is inserted into the key groove 23, the other end of the key block is inserted into the sliding groove 24, and the end of the adjusting; the adjusting screw 22 is screwed so that its head abuts against the sleeve 17, so that the key block 21 is fixed and the movement of the cartridge 18 is restricted.

As shown in fig. 5, the fixing member 3 includes two base plates 31 disposed on the side walls, each base plate 31 has two elastic clips 32 vertically disposed on the side walls, and the two elastic clips 32 have arc-shaped protruding ribs 33 disposed on opposite sides; when the top rod 19 is parallel to the support 13, the openings of the two opposite elastic clips 32 are opposite to the top rod 19, and the operator moves the top rod 19 to insert into the elastic clips 32 and pass over the convex ribs 33, so that the elastic clips 32 are elastically deformed to clamp the top rod 19.

The implementation principle of the embodiment is as follows: during construction, an operator starts the gasoline engine 41 to drive the drill barrel 16 to rotate, then rotates the hand wheel to drive the screw 14 to rotate, so that the support plate 12 moves downwards to drive the drill barrel 16 to drill into the pavement, and reverses the hand wheel to lift the drill barrel 16 out of the pavement after the drill barrel 16 drills into a certain depth; loosening the adjusting screw 22, pulling the ejector rod 19 to be separated from the elastic clamping piece 32, rotating the ejector rod 19 to be opposite to the hollow shaft 15, inserting the lower ejector rod 19 into the hollow shaft 15, screwing the adjusting screw 22, and fixing the ejector rod 19; continuing to reversely rotate the hand wheel, so that the drill barrel 16 rises, the ejector rod 19 penetrates into the drill barrel 16 to be abutted against the sample, the sample is pushed out of the drill barrel 16, and then the drill barrel 16 can be descended to continue drilling operation under the condition of keeping the existing position of the ejector rod 19 without repeated adjustment, so that the time required by an operator to detach the drill barrel 16 and manually sample by using a tool is saved, convenience and rapidness are realized, the sampling speed is increased, and the continuous sampling operation is facilitated; after the sampling work is finished, the ejector rod 19 is moved to reset and inserted into the elastic clamping piece 32, so that the occupation and the interference to the space above the supporting plate 12 are reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a disconnect-type concrete core machine which characterized in that: the device comprises a chassis (1), wherein two guide pillars (11) are vertically arranged on the chassis (1), two guide pillars (11) are connected with a support plate (12) in a sliding manner, one ends of the two guide pillars (11) far away from the chassis (1) are connected with a support (13), the support (13) is connected with a screw rod (14) in a rotating manner, one end of the screw rod (14) downwards penetrates through the support plate (12) and is in threaded connection with the support plate (12), one end of the support plate (12) is connected with a hollow shaft (15) in a rotating manner, one end of the hollow shaft (15) is connected with a drill barrel (16), a first through hole (161) corresponding to the hollow shaft (15) is formed in the barrel bottom of the drill barrel (16), and a driving piece (4) for driving the hollow shaft (15) to rotate;

the support (13) lateral wall is equipped with sleeve (17), it has core barrel (18) to peg graft in sleeve (17), core barrel (18) internal rotation is connected with dabber (181), the one end of dabber (181) is stretched out outside core barrel (18) and is connected with ejector pin (19), be equipped with on sleeve (17) and be used for restricting core barrel (18) restriction piece (2) that remove, work as when ejector pin (19) rotate to being parallel with support (13), be equipped with on support (13) and be used for fixed mounting (3) of ejector pin (19).

2. A breakaway concrete core coring machine as set forth in claim 1, wherein: the limiting piece (2) comprises a key block (21) and an adjusting screw (22), a key groove (23) is formed in the outer wall of the core barrel (18), a sliding groove (24) is formed in the inner wall of the sleeve (17), one end of the key block (21) is inserted into the key groove (23), the other end of the key block is inserted into the sliding groove (24), a screw hole (211) is formed in the key block (21), a waist-shaped groove (25) is formed in the outer wall of the sleeve (17), and the end portion of the adjusting screw (22) penetrates through the waist-shaped groove (25) and then is screwed into the screw hole (211).

3. A split concrete core drilling machine according to claim 2, characterized in that: the fixing piece (3) comprises two base plates (31) arranged on the side wall of the support (13) and elastic clamping pieces (32) fixed on the two base plates (31), and the two elastic clamping pieces (32) are provided with convex ribs (33) on the opposite sides.

4. A breakaway concrete core coring machine as set forth in claim 1, wherein: the driving piece (4) comprises a gasoline engine (41) arranged on a supporting plate (12) and a first belt wheel (411) arranged on a driving shaft of the gasoline engine (41), a second belt wheel (42) is arranged on the hollow shaft (15), and the first belt wheel (411) and the second belt wheel (42) are connected through a belt (43).

5. A breakaway concrete core coring machine as set forth in claim 1, wherein: an adjusting sleeve (5) is arranged at one end of the mandrel (181) extending out of the mandrel barrel (18), the ejector rod (19) penetrates through the adjusting sleeve (5), and a fastening screw (51) with one end abutting against the ejector rod (19) is connected to the adjusting sleeve (5) in a threaded manner.

6. A split concrete core drilling machine according to claim 1 or 5, characterized in that: one end of the hollow shaft (15) below the supporting plate (12) is provided with a clamping sleeve (61), the bottom of the clamping sleeve (61) is provided with a second through hole (62), the side wall of the clamping sleeve (61) is in threaded connection with two symmetrically distributed studs (63), the two studs (63) penetrate into the clamping sleeve (61), one penetrating end of the clamping sleeve is rotatably connected with a clamping hoop (64), and the bottom of the drill cylinder (16) is provided with a positioning ring (162) which is coaxially distributed with the first through hole (161).

7. A split concrete core drilling machine according to claim 6, characterized in that: the guide rod (65) penetrates through the side wall of the clamping sleeve (61), and the guide rod (65) is connected with the clamping hoop (64).

8. A breakaway concrete core coring machine as set forth in claim 1, wherein: the chassis (1) is rotatably connected with a roller (66).