CN211115816U

CN211115816U - Slope protection device of rotary drilling machine

Info

Publication number: CN211115816U
Application number: CN201922351972.6U
Authority: CN
Inventors: 张春林; 张先斌; 陈浩旦
Original assignee: Foshan Pingshi Deep Foundation Pit Engineering Co ltd
Current assignee: Foshan Pingshi Deep Foundation Pit Engineering Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-28
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a dig slope protection device of machine soon, it includes the automobile body, down tube and drill bit, the down tube rotates and sets up in the automobile body, the automobile body is provided with the drive device that slope upset motion was done to the drive down tube, the down tube slides and is provided with the unit head, the unit head is provided with the drilling rod, the one end that the unit head was kept away from to the drilling rod is provided with the drill bit, the supporting seat has been placed to one side of down tube automobile body dorsad, the guide cylinder is worn to be equipped with by the supporting seat, the relative both sides of guide cylinder are provided with two vaulting poles, the arc hole of two relative settings is all seted up to the relative both sides wall of supporting seat, two arc holes are worn to locate respectively by two vaulting poles, the one end that the guide cylinder was kept away from. The utility model discloses have the effect of avoiding digging the drill bit of machine soon and taking place the skew at the drilling process, improve drilling quality.

Description

Slope protection device of rotary drilling machine

Technical Field

The utility model belongs to the technical field of the technique of digging the machine soon and specifically relates to a dig slope protection device soon.

Background

The rotary digging machine is a comprehensive drilling machine, can be suitable for various bottom layers, has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like, can carry out dry digging operation by using a short spiral drill bit, can also carry out wet digging operation by using a rotary drill bit under the condition of slurry retaining walls, and is suitable for basic construction of city construction and road traffic.

When the rotary drilling machine is used for drilling and dry-digging on an inclined rock surface with complex geology, the hardness of a stratum is high, the power of a driving source needs to be increased to smash a rock-soil layer, the drill bit is easy to incline axially in the drilling process, the drilling accuracy is reduced, and the construction quality is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a dig slope protection device soon, its drill bit that can avoid digging soon the machine during operation takes place to incline, improves construction quality.

The above object of the present invention is achieved by the following technical solutions:

an inclination protection device of a rotary drilling machine comprises a vehicle body, an inclined rod and a drill bit, wherein the inclined rod is rotatably arranged on the vehicle body, the vehicle body is provided with a driving device for driving the inclined rod to do inclined turning motion, the inclined rod is provided with a power head in a sliding way, the power head is provided with a drill rod, one end of the drill rod, which is far away from the power head, is provided with a drill bit, one side of the inclined rod, which is back to the vehicle body, is provided with a supporting seat, the supporting seat is provided with a guide cylinder in a penetrating way, two supporting rods are arranged on two opposite sides of the guide cylinder, two arc-shaped holes which are oppositely arranged are arranged on two opposite side walls of the supporting seat, the two supporting rods are respectively arranged in the two arc-shaped holes in a penetrating way, one ends of the two supporting rods, far away from the guide cylinder, are connected through a driving rod, the middle part of the driving rod is fixedly provided with a rotating rod which is rotatably connected with the supporting seat, and the rotating rod is mutually fixed with the supporting seat through a fixing mechanism.

Through adopting above-mentioned technical scheme, rotate the bull stick, can drive the actuating lever and rotate in step, make two vaulting poles that lie in guide cylinder with one side revolute the pole and rotate, can adjust the angle of guide cylinder slope upset, make the central axis of guide cylinder coincide each other with the central axis of unit head, the bull stick passes through fixed establishment and supporting seat reciprocal anchorage, the unit head moves down on the down tube and with the mutual grafting position of guide cylinder, the guide cylinder provides the guide effect to the drilling rod, avoid the drill bit to take place the skew at drilling process, improve the precision of drilling.

The present invention may be further configured in a preferred embodiment as: the fixing mechanism comprises a bending rod, a limiting ring and an inserting rod, the bending rod is perpendicularly arranged on the rotating rod, the limiting ring is arranged at one end, far away from the rotating rod, of the bending rod, the inserting rod penetrates through the limiting ring, a plurality of adjusting holes are formed in the two opposite side walls of the supporting seat in an all-around mode, the distance between each adjusting hole and the corresponding rotating rod is equal to the distance between each inserting rod and the corresponding rotating rod, and the inserting rods penetrate through the adjusting holes aligned with each other.

Through adopting above-mentioned technical scheme, utilize the inserted bar with the central axis rotation of guide cylinder to with the power rod after the coincidence position each other, slide the inserted bar towards the supporting seat in spacing intra-annular, the inserted bar can be pegged graft inside the regulation hole that aligns each other, when the inserted bar was pegged graft each other with the regulation hole of difference, the inclination of guide cylinder was corresponding to take place to change, fixes the bull stick, avoids the bull stick to rotate, fixes appointed inclination with the guide cylinder.

The present invention may be further configured in a preferred embodiment as: and limiting blocks for preventing the inserting rod from being separated from the limiting ring are fixedly arranged at the two ends of the inserting rod.

Through adopting above-mentioned technical scheme, when the inserted bar slided in the spacing ring, stopper and spacing ring formed the effect of blockking each other, can avoid the inserted bar to break away from the spacing ring, strengthened the stability of being connected of inserted bar and spacing ring.

The present invention may be further configured in a preferred embodiment as: the inserted bar is located the spacing ring and has seted up the perforation towards one side of supporting seat, wear to be equipped with in the perforation and prevent that the inserted bar from breaking away from the bolt in regulation hole.

Through adopting above-mentioned technical scheme, the bolt is pegged graft in the perforation inside, and the bolt forms the effect of blockking each other with the spacing ring, can avoid inserting the post and break away from the regulation hole easily, strengthens the fixed to the guide cylinder.

The present invention may be further configured in a preferred embodiment as: the automobile body is provided with the connection pad, the connection pad is connected through the pivot rotation with the down tube, the pivot is provided with the bracing piece, the one end that the pivot was kept away from to the bracing piece is provided with the trigger block, the connection pad is provided with the response shell, arrange along the removal route arc of trigger block in the response shell and be provided with a plurality of infrared ray sensor, infrared ray sensor includes two induction heads that align each other, the trigger block is located between one of them a set of induction head that aligns each other.

Through adopting above-mentioned technical scheme, when the down tube revoluted the rotation of axes, drive the trigger block and revolute the rotation of axes synchronous, when the trigger block removed different infrared inductor positions, the trigger block was located between two induction heads that align each other, the induction head was with the controller of signal transmission to the automobile body in, can accurately obtain the inclination of down tube and carry out the time of drilling at this inclination, carry out the accuracy and control, avoid the down tube excessive slope or the skew time overlength to make the drill bit be difficult to extract from soil horizon inside.

The present invention may be further configured in a preferred embodiment as: the four corner positions of the supporting seat at the bottom are all provided with hydraulic cylinders, and hydraulic rods of the hydraulic cylinders are provided with base plates which are mutually abutted with the ground.

Through adopting above-mentioned technical scheme, the pneumatic cylinder promotes the chassis, can adjust the height that the supporting seat is located four bights positions to make the supporting seat can keep the level at unevenness subaerial, improve the direction effect.

The present invention may be further configured in a preferred embodiment as: the lateral wall cover of inserted bar is equipped with the rubber pad.

Through adopting above-mentioned technical scheme, the rubber pad increases the frictional force between hand and the inserted bar, makes things convenient for the hand to drive the inserted bar and rotates to the inclination of guide cylinder is conveniently adjusted.

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

1. the rotating rod is rotated to drive the driving rod to synchronously rotate, so that the two support rods positioned on the same side of the guide cylinder rotate around the rotating rod, the inclined and overturning angle of the guide cylinder can be adjusted, the central axis of the guide cylinder and the central axis of the power head are coincided with each other, the rotating rod and the supporting seat are fixed with each other through the fixing mechanism, the power head moves downwards on the inclined rod to the position where the power head is mutually inserted into the guide cylinder, the guide cylinder provides a guide effect on the drill rod, the drill bit is prevented from deviating in the drilling process, and the drilling accuracy is improved;

2. the central axis of the guide cylinder is rotated to a position which is mutually overlapped with the power rod by using the inserted rod, the inserted rod slides towards the supporting seat in the limiting ring, the inserted rod is inserted into the mutually aligned adjusting holes, when the inserted rod is inserted into different adjusting holes, the inclination angle of the guide cylinder is correspondingly changed, the rotating rod is fixed, the rotation of the rotating rod is avoided, and the guide cylinder is fixed at a specified inclination angle;

3. when the down tube revolved the rotation of axes, drive the trigger block and revolve the synchronous rotation of axes, when the trigger block removed different infrared inductor position, the trigger block was located between two induction heads that align each other, and the controller in the automobile body is transmitted with the signal to the induction head, can accurately obtain the inclination of down tube and carry out the time of drilling at this inclination, carries out the accuracy and controls, avoids the down tube excessive slope or the skew time overlength to make the drill bit be difficult to extract from the soil horizon inside.

Drawings

FIG. 1 is a schematic view of a tilt guard for a rotary excavator;

FIG. 2 is a schematic view of a support base;

FIG. 3 is a partially enlarged schematic view of portion A of FIG. 1;

fig. 4 is a schematic structural diagram of the infrared sensor.

In the figure, 1, a vehicle body; 11. a diagonal bar; 12. a power head; 121. a drill stem; 122. a drill bit; 2. a connecting disc; 21. an induction housing; 211. an inductive head; 3. a rotating shaft; 31. a support bar; 32. a trigger block; 4. a supporting seat; 41. an arc-shaped hole; 42. an adjustment hole; 43. a hydraulic cylinder; 431. a chassis; 5. a guide cylinder; 51. a stay bar; 511. a drive rod; 6. a rotating rod; 61. a bending rod; 62. a limiting ring; 63. inserting a rod; 631. a limiting block; 632. perforating; 633. and (4) a bolt.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a slope protection device of rotary drilling machine, including automobile body 1, down tube 11 and drill bit 122, one side of automobile body 1 is fixed with connection pad 2, and down tube 11 is close to the bottom position and rotates through pivot 3 and connection pad 2 to be connected, installs the drive arrangement that drive down tube 11 revolutes axle 3 and is slope upset motion on the automobile body 1, can adjust the inclination of down tube 11. The inclined rod 11 is connected with a cylindrical power head 12 in a sliding mode, the bottom of the power head 12 is provided with a drill rod 121, one end, far away from the power head 12, of the drill rod 121 is provided with a spiral drill bit 122, and when the rotary excavator works, the power head 12 drives the drill rod 121 to rotate and move downwards to conduct drilling operation.

Supporting seat 4 has been placed to one side of automobile body 1 dorsad to down tube 11, guide cylinder 5 is worn to be equipped with by supporting seat 4, the inner wall of guide cylinder 5 is unanimous with the profile of unit head 12, two vaulting poles 51 all are fixed with on the relative both sides of guide cylinder 5, two vaulting poles 51 are arranged along the length direction of guide cylinder 5 and are set up, two relative arc holes 41 that set up from top to bottom are all seted up to the relative both sides wall of supporting seat 4, the centre of a circle position of two arc holes 41 coincides each other, the internal diameter of arc hole 41 equals the interval between two guide cylinders 5. Two stay bars 51 positioned on the same side respectively penetrate through the two arc-shaped holes 41, one ends of the two stay bars 51 far away from the guide cylinder 5 are connected through the driving rods 511, the two opposite side walls of the supporting seat 4 are rotatably connected with the rotating rods 6, the rotating rods 6 are positioned at the circle center positions of the arc-shaped holes 41, and the rotating rods 6 are mutually fixed with the middle parts of the driving rods 511. Can drive actuating lever 511 through rotating bull stick 6 and rotate to two inserted bars 63 of drive revolve the bull stick 6 rotatory, can adjust the inclination of guide cylinder 5, make the central axis of guide cylinder 5 coincide with the central axis of unit head 12 each other, unit head 12 can slide down to with the mutual grafting position of guide cylinder 5, can provide the guide effect to drilling rod 121, avoid drilling rod 121 to take place the skew when the function, thereby improve the precision of drilling.

The bull stick 6 passes through fixed establishment and supporting seat 4 reciprocal anchorage, and fixed establishment is including buckling pole 61, spacing ring 62 and inserted bar 63, buckles the pole 61 vertical fixation in the one end that supporting seat 4 was kept away from to the bull stick 6, and spacing ring 62 is fixed in the one end that the bull stick 6 was kept away from to the pole 61 of buckling, and inserted bar 63 wears to locate spacing ring 62, and the both ends of inserted bar 63 all are fixed with stopper 631, and stopper 631 avoids inserted bar 63 to break away from spacing ring 62. A plurality of adjusting holes 42 are circumferentially formed in two opposite side walls of the supporting seat 4, the adjusting holes 42 correspond to the inserting rods 63, and the distance from the adjusting holes 42 to the rotating rods 6 is equal to the distance from the inserting rods 63 to the rotating rods 6. When the inserted rod 63 moves to the maximum distance on the limiting ring 62 toward the adjusting hole 42, the inserted rod 63 and the adjusting hole 42 aligned with each other are inserted into each other, the rotating rod 6 is fixed, and the guide cylinder 5 is fixed at a specified inclination angle.

The inserted bar 63 is sleeved with a rubber sleeve (not marked in the figure), the rubber sleeve can increase the friction force between the hand and the inserted bar 63, so that the anti-skidding and buffering effects are provided, and the worker can adjust the inclination angle of the guide cylinder 5 by using the inserted bar 63 conveniently. The inserted bar 63 is provided with a through hole 632, the through hole 632 is located on one side of the bending bar 61 facing the support seat 4, the inserted pin 633 is inserted into the through hole 632, the inserted pin 633 and the limit ring 62 form a blocking effect mutually, the inserted bar 63 is prevented from being separated from the adjusting hole 42 easily, the connection stability of the inserted bar 63 and the adjusting hole 42 is enhanced, and therefore the fixing of the guide cylinder 5 is enhanced.

The four corner positions of the supporting seat 4 on the bottom surface are all provided with the hydraulic cylinders 43, the hydraulic rods of the hydraulic cylinders 43 are connected with the chassis 431, the chassis 431 is mutually abutted to the ground, the chassis 431 is pushed through the hydraulic cylinders 43, the height of the supporting seat 4 at different corner positions can be adjusted, and therefore the guiding effect of the guide cylinder 5 is improved.

Referring to fig. 3 and 4, a support rod 31 is fixed to one end of the rotating shaft 3, a trigger block 32 is fixed to one end of the support rod 31, which is far away from the rotating shaft 3, an arc-shaped induction shell 21 is installed on the connecting disc 2, a plurality of infrared inductors are installed in the induction shell 21, the plurality of infrared inductors are arranged along the arc-shaped moving path of the trigger block 32, each infrared inductor comprises two induction heads 211 which are aligned with each other, the distance between each induction head 211 and the rotating shaft 3 is equal to the distance between each trigger block 32 and the rotating shaft 3, and the trigger block 32 is located between the two induction heads 211 which are aligned with each other. The infrared sensor is electrically connected to a controller inside the vehicle body 1 (see fig. 1), and when the trigger block 32 is aligned with different infrared sensors, the inclination angle of the diagonal rod 11 changes correspondingly, and the infrared sensor transmits a signal to the controller. When the inclined rod 11 needs to be inclined for digging holes, the inclination angle of the inclined rod 11 and the inclination time of the inclined rod 11 can be adjusted through the controller, so that the hole digging operation can be carried out according to different geological condition requirements.

The implementation principle of the embodiment is as follows: the hand drives the inserted bar 63 to rotate around the rotating rod 6, and can drive the rotating rod 6 and the driving rod 511 to rotate so as to adjust the inclination angle of the guide cylinder 5, so that the central axis of the guide cylinder 5 and the central axis of the power head 12 coincide with each other, the inserted bar 63 is pushed to slide towards the supporting seat 4 in the limiting ring 62, and the inserted bar 63 is inserted into the adjusting holes 42 aligned with each other, so that the guide cylinder 5 is fixed at the specified inclination angle. The power head 12 moves downwards at the inclined rod 11 to the position where the power head and the guide cylinder 5 are clamped with each other, the guide cylinder 5 can provide a guiding effect for the drill rod 121, the drill bit 122 is prevented from deviating in the drilling process, and the drilling accuracy is improved.

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 slope protection device of machine of digging soon, includes automobile body (1), down tube (11) and drill bit (122), down tube (11) rotate to set up in automobile body (1), automobile body (1) are provided with drive down tube (11) and are the drive arrangement of slope upset motion, down tube (11) slide and are provided with unit head (12), unit head (12) are provided with drilling rod (121), the one end that unit head (12) were kept away from in drilling rod (121) is provided with drill bit (122), its characterized in that: supporting seat (4) have been placed to one side of down tube (11) automobile body (1) dorsad, guide cylinder (5) are worn to be equipped with in supporting seat (4), the relative both sides of guide cylinder (5) are provided with two vaulting poles (51), arc hole (41) of two relative settings are all seted up to the relative both sides wall of supporting seat (4), two arc hole (41), two are worn to locate respectively in vaulting pole (51) stay pole (51) the one end of keeping away from guide cylinder (5) is connected through actuating lever (511), the fixed bull stick (6) of being connected with supporting seat (4) rotation that are provided with in middle part of actuating lever (511), bull stick (6) are through fixed establishment and supporting seat (4) reciprocal anchorage.

2. The tilt guard for a rotary excavating machine according to claim 1 further comprising: fixed establishment is including buckling pole (61), spacing ring (62) and inserted bar (63), buckle pole (61) and set up perpendicularly in bull stick (6), spacing ring (62) set up in the one end of buckling pole (61) and keeping away from bull stick (6), spacing ring (62) are worn to locate in inserted bar (63), a plurality of regulation holes (42) have been seted up to the equal hoop of relative both sides wall of supporting seat (4), the interval of regulation hole (42) and bull stick (6) equals with the interval of inserted bar (63) and bull stick (6), the regulation hole (42) of mutually lining up are worn to locate in inserted bar (63).

3. The tilt guard for a rotary excavating machine according to claim 2 further comprising: and two ends of the inserted rod (63) are fixedly provided with limit blocks (631) for preventing the inserted rod from separating from the limit ring (62).

4. The tilt guard for a rotary excavating machine according to claim 3 wherein: the inserted bar (63) is located one side of the limiting ring (62) facing the supporting seat (4) and is provided with a through hole (632), and a bolt (633) for preventing the inserted bar (63) from being separated from the adjusting hole (42) is arranged in the through hole (632) in a penetrating mode.

5. The tilt guard for a rotary excavating machine according to claim 1 further comprising: automobile body (1) is provided with connection pad (2), connection pad (2) are rotated through pivot (3) with down tube (11) and are connected, pivot (3) are provided with bracing piece (31), the one end that pivot (3) were kept away from in bracing piece (31) is provided with trigger block (32), connection pad (2) are provided with response shell (21), it is provided with a plurality of infrared ray sensor to arrange along the removal route arc of trigger block (32) in response shell (21), infrared ray sensor includes two induction head (211) that align each other, trigger block (32) are located between one of them a set of induction head (211) that align each other.

6. The tilt guard for a rotary excavating machine according to claim 1 further comprising: four corner positions of the supporting seat (4) at the bottom are provided with hydraulic cylinders (43), and hydraulic rods of the hydraulic cylinders (43) are provided with chassis (431) which are mutually abutted with the ground.

7. The tilt guard for a rotary excavating machine according to claim 2 further comprising: the lateral wall cover of inserted bar (63) is equipped with the rubber sleeve.