CN113982481A

CN113982481A - Engineering geological drilling machine with adjustable angle

Info

Publication number: CN113982481A
Application number: CN202111256713.0A
Authority: CN
Inventors: 张友林; 胡建波; 梁海方
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-01-28
Anticipated expiration: 2041-10-27
Also published as: CN113982481B

Abstract

The invention relates to the technical field of engineering geological drilling, in particular to an angle-adjustable engineering geological drilling machine, which comprises a moving rack, a moving wheel, a push rod, an adjusting mechanism and a drilling mechanism, wherein in the adjusting mechanism designed by the invention, an electric push rod can carry out angle adjustment treatment on the drilling mechanism by pushing the rotating rack to rotate, and an adjusting branch chain can carry out fine adjustment on the rotating angle of the drilling mechanism, so that the drilling mechanism can more accurately sample the drilled hole of a rock; in the drilling branch chain, multiunit pivot and drill bit are mutually supported and can be taken a sample to the rock of different positions and handle simultaneously, and it is less to gather the sample and consume time, and the multiple sampling guarantees that rock sample's representativeness is stronger.

Description

Engineering geological drilling machine with adjustable angle

Technical Field

The invention relates to the technical field of engineering geological drilling, in particular to an angle-adjustable engineering geological drilling machine.

Background

With the development of modern construction, capital construction work plays a key role in the modern construction, so that geological mapping, exploration, indoor experiments, in-situ tests and other work need to be carried out on engineering geological conditions of a construction site in the capital construction work process so as to ensure the orderly progress of the modern construction; the rock is required to be drilled and sampled in the exploration process so as to measure and evaluate the physical and mechanical properties of geological structure landform, hydrogeological conditions, soil and rock, and provide basis for determining protective measures for ensuring the stability and normal use of the building.

At present, the following problems exist in the process of drilling and sampling the rock: a. because the dip angles of rocks are different under most conditions, the traditional drilling equipment can only carry out drilling sampling treatment on the rocks with larger dip angles, when the angle difference between the rocks is smaller, the drill bit angle adjustment in the drilling equipment is limited, and the rocks cannot be accurately sampled, so that the rock sampling precision is poorer, the subsequent rock analysis and evaluation are influenced, and the engineering progress is influenced; b. traditional drilling equipment can only gather the sample to the rock in single position, when the rock to a plurality of positions need be taken a sample, need drill many times and handle, and it is long to consume time, and the engineering volume increases.

Disclosure of Invention

In order to solve the problems, the invention adopts the following technical scheme: the utility model provides an engineering geological drilling machine of adjustable angle, is including removing the frame, removing wheel, catch bar, adjustment mechanism and drilling mechanism, removal frame under four corners of terminal surface install and remove the wheel, remove the frame up end left end and install adjustment mechanism, the last drilling mechanism of installing of adjustment mechanism removes the frame up end right side and installs the catch bar.

Adjustment mechanism include the arc frame, rotate frame, electric putter, check lock lever and adjust the branch chain, wherein the arc frame around the symmetry install in removal frame up end left side, rotate the frame and pass through the hinge mount in removal frame up end left side, rotate the frame front and back side and open and be equipped with the locking hole, evenly offer along its circumference in the arc frame with locking hole matched with locking through-hole, the inside slip of locking through-hole is provided with the check lock lever, connect the recess has been seted up on the left of the removal frame up end, rotate the symmetry around between frame left end face and the connect the recess and install electric putter through the ball pivot, wherein the rotation frame be T type structure, rotate frame horizontal segment up end and install the regulation branch chain, adjust and install drilling mechanism on the branch chain.

The drilling mechanism comprises a drilling platform, a rotating motor, a rotating cam, a connecting block, a connecting spring rod, a drilling rack, a drilling connecting rack, a rotating motor, a drilling branched chain and a drill bit, wherein the drilling platform is arranged on the adjusting branched chain, the drilling rack is arranged on the drilling platform in a sliding manner, the connecting spring rod is arranged between the right end surface of the drilling rack and the drilling platform, the rotating motor is arranged on the upper end surface of the drilling platform and positioned on the right side of the drilling rack through a motor base, the rotating cam is arranged on the upper end of an output shaft of the rotating motor, the connecting block is arranged on the right end surface of the drilling rack and abutted against the rotating cam, the drilling connecting rack is arranged on the left end surface of the drilling rack, the drilling connecting rack is of an Contraband type structure with a right opening, the rotating motor is arranged on the left end surface of the drilling rack and positioned between horizontal sections of the drilling connecting rack through the motor base, the drilling branched chain is arranged inside the drilling connecting rack, the drill bit is installed at the left end of the drilling branch chain, and the right end of the drilling branch chain is connected with the rotating motor.

Preferably, the adjusting branch chain comprises a reset spring rod, an adjusting rack, a limiting plate, an arc-shaped plate, a lead screw, an adjusting block, an adjusting spring rod and a locking plate, wherein the adjusting rack is symmetrically arranged on the upper end surface of the horizontal section of the rotating rack from front to back, a drilling platform is arranged between the adjusting racks through a hinge shaft, the reset spring rod is hinged between the left side of the lower end surface of the drilling platform and the upper end surface of the horizontal section of the rotating rack, the arc-shaped plates are arranged on the right side of the upper end surface of the horizontal section of the rotating rack and positioned on the front side and the back side of the drilling platform, arc-shaped grooves are arranged on the arc-shaped plates, the limiting plate is fixedly arranged on the side wall of the drilling platform after penetrating through the arc-shaped grooves, a T-shaped groove is arranged in the limiting plate, the locking plate is symmetrically arranged on the left side and the right side of the horizontal section of the T-shaped groove, the adjusting spring rod is arranged between the locking plate and the horizontal section of the T-shaped groove, the adjusting block is arranged in the vertical section of the T-shaped groove in a sliding manner, the adjusting block bilateral symmetry has been seted up the slope inclined plane, and the slope inclined plane supports and leans on the locking plate, installs the lead screw through the screw thread front and back on the adjusting block, and the lead screw passes through the bearing and rotates and install inside T type groove.

Preferably, the drilling branch chain include pivot, band pulley, belt and pinch roller, wherein even the drilling is put up vertical section left side outer wall and is evenly installed the multiunit pivot through the bearing backward from the past, the drilling is put up the pivot right-hand member spindle nose of the place ahead even and is passed through the shaft coupling and install on rotating motor output shaft, and remaining pivot right-hand member spindle nose passes drilling and puts up vertical section and pass through the bearing and install at drilling frame left end face, and the drilling is even installed the band pulley on putting up the inside pivot outer wall, and pivot left end joint has the drill bit, and drilling frame left end face just lies in and installs the pinch roller between the pivot, installs the belt jointly on the band pulley, and the outside upper end of belt supports and leans on at the pinch roller lower extreme.

Preferably, the rotary cam is composed of cam disks with different shaft lengths, a plurality of clamping grooves matched with the cam disks are formed in the right end face of the drilling machine frame from top to bottom, the connecting block is clamped in the clamping grooves, the cam disks with different shaft lengths can be matched with the drilling machine frame through the connecting block to drive the drill bit to drill and sample the positions with different depths in the rock, the applicability is wider, and when the drilling depth needs to be changed, the connecting block only needs to be clamped in the proper clamping grooves and then matched with the cam disks with different shaft lengths.

Preferably, the arc-shaped baffle is installed above the vertical section of the drilling connecting frame, so that flying stones generated in the drilling process can be protected and blocked, and the phenomenon that the safety of operators is affected by scattering of the splashed flying stones is avoided.

Preferably, the arc wall inside be provided with the zigzag arch, the one end that the locking plate is close to the arc wall also is provided with the zigzag arch, supports to lean on behind the arc wall lateral wall when the latch segment, through the zigzag arch on the locking plate mutually support with the inside zigzag arch of arc wall can avoid the locking plate to take place relative slip in the arc wall inside, influence the stability of drilling platform in drilling process.

Preferably, drilling even a left end face install the water tank, the water tank left end face and evenly be provided with the shower nozzle from going to the back, the shower nozzle be located the pivot directly over and with pivot one-to-one, the left end tilt up to the right side of shower nozzle, at the drilling in-process, to the inside water of pouring into of water tank, according to actual need, take off the sealing plug on the shower nozzle that the drill bit top that will need use corresponds, and the shower nozzle that does not take off the sealing plug can prevent that rivers from unrestrained influence operational environment through the effect of sealing plug, water drenches the drill bit surface through the shower nozzle, the dust that produces among the drill bit drilling process is dissolved in the aquatic, avoids the dust suspension in the air, influences sanitation.

Preferably, the locking lever on and be located locking through-hole internally mounted and have annular rubber pad, because rotating the problem that the frame may have the shake at drilling in-process, annular rubber pad can increase the frictional force of locking lever and locking downthehole portion, avoids the locking lever to take place the landing at drilling in-process, influences the stability of rotating the frame.

The invention has the beneficial effects that: 1. in the adjusting mechanism designed by the invention, the electric push rod can adjust the angle of the drilling mechanism by pushing the rotating rack to rotate, and the adjusting branched chain can finely adjust the rotating angle of the drilling mechanism, so that the drilling mechanism can more accurately sample the drilled hole of the rock; in the drilling branch chain, multiunit pivot and drill bit are mutually supported and can be taken a sample to the rock of different positions and handle simultaneously, and it is less to gather the sample and consume time, and the multiple sampling guarantees that rock sample's representativeness is stronger.

2. In the adjusting branched chain designed by the invention, according to a preset sampling position, the drilling platform is manually pulled to rotate to perform secondary fine adjustment treatment on the drill bit, so that the problem that the rock sampling precision is influenced due to limited drill bit angle adjustment caused by small inclination angle between rocks is avoided, and meanwhile, the locking plate is driven to abut against the inner part of the arc-shaped groove by rotating the screw rod through the inclined plane on the adjusting block, so that the drilling platform is prevented from shaking in the drilling process, and the drilling efficiency is prevented from being influenced.

3. In the drilling branched chain designed by the invention, the arc-shaped baffle can be used for protecting and blocking flying stones generated in the drilling process, so that the flying stones are prevented from scattering everywhere to influence the safety of operators, the water tank and the spray head are matched with each other to cool the drill bit in the drilling process, and meanwhile, water can adsorb dust generated in the drilling process, so that the dust is prevented from being suspended in the air to influence the environmental sanitation.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a partial enlarged view of fig. 2 a of the present invention.

Fig. 5 is a partial enlarged view of the invention at C of fig. 3.

FIG. 6 is a schematic perspective view of a part of the structure of the tuning branch of the present invention.

FIG. 7 is a front view of the structure of the adjusting branch portion of the present invention.

Fig. 8 is a cross-sectional view taken at B-B of fig. 7 in accordance with the present invention.

In the figure: 1. moving the frame; 2. a moving wheel; 3. a push rod; 4. an adjustment mechanism; 41. an arc-shaped frame; 42. rotating the frame; 43. an electric push rod; 44. a locking lever; 441. an annular rubber pad; 45. adjusting the branched chain; 451. a return spring lever; 452. adjusting the frame; 453. a limiting plate; 454. an arc-shaped plate; 4541. a sawtooth-shaped bulge; 455. a lead screw; 456. an adjusting block; 457. adjusting the spring rod; 458. a locking plate; 5. a drilling mechanism; 51. drilling a platform; 52. a rotating electric machine; 54. rotating the cam; 541. a cam plate; 55. connecting blocks; 56. connecting a spring rod; 57. a drilling machine frame; 58. drilling a hole to connect frames; 581. an arc-shaped baffle plate; 582. a water tank; 583. a spray head; 584. a sealing plug; 59. rotating the motor; 50. drilling a branched chain; 501. a rotating shaft; 502. a pulley; 503. a belt; 504. a pressure roller; 510. a drill bit.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1, an engineering geological drilling machine with adjustable angle, including moving frame 1, moving wheel 2, catch bar 3, adjustment mechanism 4 and drilling mechanism 5, moving frame 1 under four corners of terminal surface install and move wheel 2, moving frame 1 up end left end installs adjustment mechanism 4, install drilling mechanism 5 on adjustment mechanism 4, moving frame 1 up end right side installs catch bar 3.

Referring to fig. 2, the adjusting mechanism 4 includes an arc frame 41, a rotating frame 42, an electric push rod 43, a locking rod 44 and an adjusting branch 45, wherein the arc-shaped frame 41 is symmetrically arranged at the left side of the upper end surface of the movable frame 1 in the front-back direction, the rotating frame 42 is arranged at the left side of the upper end surface of the movable frame 1 through a hinge, the front side and the back side of the rotating frame 42 are provided with locking holes, the arc-shaped frame 41 is evenly provided with locking through holes matched with the locking holes along the circumferential direction, the locking through holes are internally provided with locking rods 44 in a sliding manner, the left side of the upper end surface of the movable frame 1 is provided with connecting grooves, the left end surface of the rotating frame 42 is symmetrically arranged at the front-back direction and is provided with electric push rods 43 through a spherical hinge, wherein the rotating rack 42 is of a T-shaped structure, the upper end face of the horizontal section of the rotating rack 42 is provided with an adjusting branched chain 45, and the adjusting branched chain 45 is provided with a drilling mechanism 5.

Continuing to refer to fig. 2, the drilling mechanism 5 includes a drilling platform 51, a rotating motor 52, a rotating cam 54, a connecting block 55, a connecting spring rod 56, a drilling frame 57, a drilling connecting frame 58, a rotating motor 59, a drilling branched chain 50 and a drill bit 510, wherein the drilling platform 51 is mounted on the adjusting branched chain 45, the drilling frame 57 is slidably disposed on the drilling platform 51, the connecting spring rod 56 is mounted between the right end surface of the drilling frame 57 and the drilling platform 51, the rotating motor 52 is mounted on the upper end surface of the drilling platform 51 and positioned on the right side of the drilling frame 57 through a motor base, the rotating cam 54 is mounted on the upper end of the output shaft of the rotating motor 52, the connecting block 55 is disposed on the right end surface of the drilling frame 57, the connecting block 55 abuts against the rotating cam 54, the drilling connecting frame 58 is mounted on the left end surface of the drilling frame 57, the drilling connecting frame 58 is of a Contraband type structure with an opening to the right, the rotating motor 59 is mounted on the left end surface of the drilling frame 57 and positioned between the horizontal sections of the drilling connecting frame 58 through the motor base, the drilling branched chain 50 is arranged inside the drilling connecting frame 58, the drill bit 510 is installed at the left end of the drilling branched chain 50, and the right end of the drilling branched chain 50 is connected with the rotating motor 59.

Referring to fig. 2, the adjusting branched chain 45 includes a return spring bar 451, an adjusting frame 452, a limiting plate 453, an arc plate 454, a screw 455, an adjusting block 456, an adjusting spring bar 457 and a locking plate 458, wherein the adjusting frame 452 is symmetrically installed on the upper end surface of the horizontal section of the rotating frame 42 in the front-back direction, a drilling platform 51 is installed between the adjusting frames 452 through a hinge, the return spring bar 451 is hinged between the left side of the lower end surface of the drilling platform 51 and the upper end surface of the horizontal section of the rotating frame 42, the arc plates 454 are installed on the right side of the upper end surface of the horizontal section of the rotating frame 42 and located on the front and back sides of the drilling platform 51, an arc groove is opened on the arc plate 454, the limiting plate 453 passes through the arc groove and is fixedly installed on the side wall of the drilling platform 51, a T-shaped groove is opened inside the limiting plate 453, the horizontal section of the ladder groove is provided with the locking plate 458 symmetrically in the left-right direction, the adjusting spring bar 457 is installed between the locking plate 458 and the horizontal section of the T-shaped groove, adjusting block 456 slides and sets up inside the vertical section of T type groove, and adjusting block 456 bilateral symmetry has seted up the inclined plane, and the inclined plane supports and leans on locking plate 458, installs lead screw 455 through the screw around on adjusting block 456, and lead screw 455 rotates through the bearing and installs inside the T type groove.

Referring to fig. 1, the drilling branched chain 50 includes a rotating shaft 501, a belt wheel 502, a belt 503 and a pressing roller 504, wherein the outer wall of the left side of the vertical section of the drilling connecting frame 58 is uniformly provided with a plurality of groups of rotating shafts 501 through bearings from front to back, the shaft head of the right end of the foremost rotating shaft 501 on the drilling connecting frame 58 is mounted on the output shaft of the rotating motor 59 through a coupling, the shaft head of the right end of the rest rotating shaft 501 penetrates through the vertical section of the drilling connecting frame 58 and is mounted on the left end surface of the drilling frame 57 through a bearing, the belt wheel 502 is mounted on the outer wall of the rotating shaft 501 inside the drilling connecting frame 58, the left end of the rotating shaft 501 is clamped with a drill bit 510, the pressing roller 504 is mounted on the left end surface of the drilling frame 57 and located between the rotating shafts 501, the belt 503 is mounted on the belt wheel 502, and the upper end of the belt outside abuts against the lower end of the pressing roller 504.

During specific work, according to a required rock sampling position, an operator pushes the pushing rod 3 to drive the adjusting mechanism 4 and the drilling mechanism 5 to move to the position near the working position through the mutual matching of the movable rack 1 and the movable wheel 2, the pushing rod 3 is pressed downwards all the time in the working process, the rollover risk caused by the overweight at the left side of the movable rack 1 is avoided, the electric push rod 43 is started to drive the rotating rack 42 to rotate, the drilling platform 51 is further driven to move to the position near the drilling position, the locking rod 44 is inserted into the locking hole, the rotating rack 42 is fixed on the arc-shaped rack 41 through the locking rod 44, the drilling efficiency is prevented from being influenced by the shaking of the rotating rack 42 in the drilling process, the drill bit 510 is driven to be finely adjusted through the rotating drilling platform 51 according to the preset drilling position, the drill bit 510 is moved to the preset drilling position, and the rotating lead screw 455 drives the locking plate 458 to abut against the arc-shaped groove through the inclined plane on the adjusting block 456, the limiting plate 453 is fixed inside the arc-shaped plate 454 through the locking plate 458 to avoid the drilling platform 51 from shaking in the drilling process, wherein the adjusting spring rod 457 has a resetting effect on the locking plate 458, the resetting spring rod 451 has a resetting effect on the drilling platform 51, the problem that the angle adjustment of the drill bit 510 is limited due to the small inclination angle between rocks due to the secondary fine adjustment of the drill bit 510 through the drilling platform 51 can be avoided, the accuracy of rock sampling is influenced due to the limited angle adjustment of the drill bit 510, after the angle adjustment of the drill bit 510 is finished, the drill bit 510 is clamped on the rotating shaft 501 according to the required number of the drill bits 510, the rotating motor 59 is started to drive the rotating shaft 501 to rotate through the mutual matching of the belt wheel 502 and the belt 503, the rotating motor 52 is synchronously started to drive the rotating cam 54 to rotate in the rotating process of the rotating shaft 501, and then the drilling rack 57 is driven to move through the connecting block 55, so as to drive the rotating drill bit 510 to sample the rock, wherein the use of the pressing roller 504 can ensure that the belt 503 is always attached to the belt 502, the belt 503 is prevented from slipping in the transmission process to influence the transmission efficiency of the belt 503, and the connecting spring rod 56 plays a role in resetting the drilling machine frame 57 in the drilling process.

Continuing to refer to fig. 2, the rotary cam 54 is composed of cam disks 541 with different axial lengths, a plurality of clamping grooves matched with the cam disks 541 are arranged on the right end face of the drilling frame 57 from top to bottom, the connecting block 55 is clamped inside the clamping grooves, the cam disks 541 with different axial lengths can drive the drill bit 510 to drill and sample positions with different depths inside the rock through the mutual matching of the connecting block 55 and the drilling frame 57, the applicability is wider, and when the drilling depth needs to be changed, the connecting block 55 only needs to be clamped inside the proper clamping groove and then matched with the cam disks 541 with different axial lengths.

Referring to fig. 1, an arc-shaped baffle 581 is installed above the vertical section of the drilling connecting frame 58, so that flying stones generated in the drilling process can be protected and blocked, and the situation that the safety of operators is affected by scattering of the splashed flying stones is avoided.

Referring to fig. 6, a zigzag protrusion 4541 is arranged inside the arc-shaped groove, and a zigzag protrusion 4541 is also arranged at one end of the locking plate 458, which is close to the arc-shaped groove, so that when the locking block abuts against the side wall of the arc-shaped groove, the locking plate 458 can be prevented from sliding relatively inside the arc-shaped groove by the mutual cooperation of the zigzag protrusion 4541 on the locking plate 458 and the zigzag protrusion 4541 inside the arc-shaped groove, which affects the stability of the drilling platform 51 during the drilling process.

Referring to fig. 2, a water tank 582 is installed on the left end face of the drilling connecting frame 58, spray heads 583 are evenly arranged on the left end face of the water tank 582 from front to back, the spray heads 583 are located right above the rotating shaft 501 and correspond to the rotating shaft 501 one by one, the left end of the spray head 583 inclines upwards to the right, a sealing plug 584 is clamped at one end, close to the rotating shaft 501, of the spray head 583, water is poured into the water tank 582 during drilling, the sealing plug 584 on the spray head 583, corresponding to the upper portion of the drill bit 510, required to be used is taken down according to actual needs, the spray head without taking down the sealing plug 584 can prevent water flow from spilling and affecting working environment through the effect of the sealing plug 584, water drips onto the surface of the drill bit 510 through the spray head 583, dust generated during drilling of the drill bit 510 is dissolved in water, and is prevented from suspending in air and affecting environmental sanitation.

Referring to fig. 8, the annular rubber pad 441 is installed on the locking rod 44 and inside the locking through hole, and because there may be a shaking problem in the drilling process of the rotating frame 42, the annular rubber pad 441 may increase the friction force between the locking rod 44 and the inside of the locking hole, thereby preventing the locking rod 44 from slipping off during the drilling process and affecting the stability of the rotating frame 42.

The engineering geological drilling machine with the adjustable angle comprises the following steps in the use process: the first step is as follows: preliminary adjustment: an operator pushes the push rod 3 to drive the adjusting mechanism 4 and the drilling mechanism 5 to move to the position near the working position by mutually matching the movable rack 1 and the movable wheel 2, and the electric push rod 43 is started to drive the rotary rack 42 to rotate so as to drive the drilling platform 51 to move to the position near the drilling position.

The second step is that: secondary adjustment: the drill bit 510 is driven to be finely adjusted by rotating the drilling platform 51 according to the predetermined drilling position, so that the drill bit 510 moves to the predetermined drilling position, and then the screw 455 is rotated to drive the locking plate 458 to abut against the arc-shaped groove through the inclined slope of the adjusting block 456, so that the limiting plate 453 is fixed inside the arc-shaped plate 454 through the locking plate 458.

The third step: drilling treatment: according to the required number of the drill bits 510, the drill bits 510 are clamped on the rotating shaft 501, the rotating motor 59 is started to drive the rotating shaft 501 to rotate through the mutual matching of the belt wheel 502 and the belt 503, the rotating motor 52 is synchronously started to drive the rotating cam 54 to rotate in the rotating process of the rotating shaft 501, and then the drilling rack 57 is driven to move through the connecting block 55, so that the rotating drill bits 510 are driven to drill and sample the rock.

The fourth step: resetting: after the drilling sampling is finished, an operator collects and processes the collected sample, and then resets the adjusting mechanism 4 and the drilling mechanism 5, and the work is finished.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an engineering geological drilling machine of adjustable angle, includes moving frame (1), removal wheel (2), catch bar (3), adjustment mechanism (4) and drilling mechanism (5), its characterized in that: remove frame (1) under four corners of terminal surface install and remove wheel (2), remove frame (1) up end left end and install adjustment mechanism (4), install drilling mechanism (5) on adjustment mechanism (4), remove frame (1) up end right side and install catch bar (3), wherein:

the adjusting mechanism (4) comprises an arc-shaped rack (41), a rotating rack (42), an electric push rod (43), a locking rod (44) and an adjusting branched chain (45), wherein the arc-shaped rack (41) is symmetrically arranged on the left side of the upper end face of the moving rack (1) from front to back, the rotating rack (42) is arranged on the left side of the upper end face of the moving rack (1) through a hinge, locking holes are formed in the front side and the back side of the rotating rack (42), locking through holes matched with the locking holes are uniformly formed in the arc-shaped rack (41) along the circumferential direction of the arc-shaped rack, the locking rod (44) is arranged in the locking through holes in a sliding manner, a connecting groove is formed in the left side of the upper end face of the moving rack (1), the electric push rod (43) is symmetrically arranged between the front side and the back side of the left end face of the rotating rack (42) and the connecting groove through a spherical hinge, the rotating rack (42) is of a T-shaped structure, the adjusting branched chain (45) is arranged on the upper end face of the horizontal section of the rotating rack (42), a drilling mechanism (5) is arranged on the adjusting branched chain (45);

the drilling mechanism (5) comprises a drilling platform (51), a rotating motor (52), a rotating cam (54), a connecting block (55), a connecting spring rod (56), a drilling rack (57), a drilling connecting rack (58), a rotating motor (59), a drilling branched chain (50) and a drill bit (510), wherein the drilling platform (51) is installed on the adjusting branched chain (45), the drilling platform (51) is provided with the drilling rack (57) in a sliding manner, the connecting spring rod (56) is installed between the right end face of the drilling rack (57) and the drilling platform (51), the upper end face of the drilling platform (51) is positioned at the right side of the drilling rack (57) and is provided with the rotating motor (52) through a motor base, the upper end of an output shaft of the rotating motor (52) is provided with the rotating cam (54), the right end face of the drilling rack (57) is provided with the connecting block (55), and the connecting block (55) is abutted against the rotating cam (54), drilling is installed on drilling frame (57) left end face and is linked frame (58), and drilling is linked frame (58) and is the Contraband type structure that the opening is right, and drilling frame (57) left end face just is located and installs rotation motor (59) through the motor cabinet between drilling is linked frame (58) the horizontal segment, and drilling branch chain (50) set up in drilling is linked inside frame (58), and drill bit (510) are installed to drilling branch chain (50) left end, and drilling branch chain (50) right-hand member is connected with rotation motor (59).

2. The adjustable angle engineered geological drilling rig of claim 1, wherein: the adjusting branched chain (45) comprises a reset spring rod (451), an adjusting rack (452), a limiting plate (453), arc plates (454), a screw rod (455), an adjusting block (456), an adjusting spring rod (457) and a locking plate (458), wherein the adjusting rack (452) is symmetrically arranged on the upper end surface of the horizontal section of the rotating rack (42) from front to back, a drilling platform (51) is arranged between the adjusting racks (452) through a hinge shaft, the reset spring rod (451) is hinged between the left side of the lower end surface of the drilling platform (51) and the upper end surface of the horizontal section of the rotating rack (42), the arc plates (454) are arranged on the right side of the upper end surface of the horizontal section of the rotating rack (42) and positioned on the front side and the back side of the drilling platform (51), an arc groove is formed in the arc plates (454), the limiting plate (453) passes through the arc groove and is fixedly arranged on the side wall of the drilling platform (51), a T-shaped groove is formed in the limiting plate (453), the T-shaped groove horizontal section bilateral symmetry slides and is provided with locking plate (458), install between locking plate (458) and the T-shaped groove horizontal section and adjust spring rod (457), adjusting block (456) slide and set up inside the vertical section of T-shaped groove, the inclined plane has been seted up to adjusting block (456) bilateral symmetry, and the inclined plane supports and leans on locking plate (458), install lead screw (455) through screw thread fore-and-aft on adjusting block (456), and lead screw (455) rotate through the bearing and install inside T-shaped groove.

3. The adjustable angle engineered geological drilling rig of claim 1, wherein: the drilling branched chain (50) comprises a rotating shaft (501), a belt wheel (502), a belt (503) and a pressing roller (504), wherein the outer wall of the left side of the vertical section of the drilling connecting frame (58) is uniformly provided with a plurality of groups of rotating shafts (501) from front to back through bearings, drilling is even pivot (501) right-hand member spindle nose in the forefront on frame (58) passes through the shaft coupling and installs on rotating motor (59) output shaft, remaining pivot (501) right-hand member spindle nose passes drilling and is even the vertical section of frame (58) and install at drilling frame (57) left end face through the bearing, install band pulley (502) on drilling even pivot (501) outer wall of frame (58) inside, pivot (501) left end joint has drill bit (510), drilling frame (57) left end face just is located and installs compression roller (504) between pivot (501), install belt (503) jointly on band pulley (502), and belt (503) outside upper end is supported and is leaned on compression roller (504) lower extreme.

4. The adjustable angle engineered geological drilling rig of claim 1, wherein: the rotary cam (54) is composed of cam disks (541) with different shaft lengths, a plurality of clamping grooves matched with the cam disks (541) are formed in the right end face of the drilling machine frame (57) from top to bottom, and the connecting block (55) is clamped inside the clamping grooves.

5. The adjustable angle engineered geological drilling rig of claim 1, wherein: and an arc-shaped baffle plate (581) is arranged above the vertical section of the drilling connecting frame (58).

6. The adjustable angle engineered geological drilling rig of claim 2, wherein: the inner part of the arc-shaped groove is provided with a sawtooth-shaped protrusion (4541), and one end of the locking plate (458) close to the arc-shaped groove is also provided with the sawtooth-shaped protrusion (4541).

7. The adjustable angle engineered geological drilling rig of claim 1, wherein: drilling even frame (58) left end face install water tank (582), water tank (582) left end face and from going to evenly be provided with shower nozzle (583) after, shower nozzle (583) be located pivot (501) directly over and with pivot (501) one-to-one, the left end tilt up to the right side of shower nozzle (583), one end joint that shower nozzle (583) are close to pivot (501) has sealing plug (584).

8. The adjustable angle engineered geological drilling rig of claim 1, wherein: and an annular rubber pad (441) is arranged on the locking rod (44) and positioned in the locking through hole.