CN113818808A - Bionic type drilling machine chassis assembly - Google Patents
Bionic type drilling machine chassis assembly Download PDFInfo
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- CN113818808A CN113818808A CN202111228461.0A CN202111228461A CN113818808A CN 113818808 A CN113818808 A CN 113818808A CN 202111228461 A CN202111228461 A CN 202111228461A CN 113818808 A CN113818808 A CN 113818808A
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- assembly
- chassis
- oil cylinder
- supporting
- hydraulic oil
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- 238000005553 drilling Methods 0.000 title claims abstract description 26
- 239000011664 nicotinic acid Substances 0.000 title claims abstract description 9
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 48
- 210000000078 claw Anatomy 0.000 claims abstract description 17
- 230000003592 biomimetic effect Effects 0.000 claims 5
- 238000010276 construction Methods 0.000 abstract description 6
- 239000011435 rock Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000002689 soil Substances 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000005728 strengthening Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/006—Means for anchoring the drilling machine to the ground
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/024—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting having means for adapting to inclined terrain; having means for stabilizing the vehicle while drilling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a bionic type drilling machine chassis assembly which structurally comprises a chassis, a supporting joint, a supporting leg component and a positioning claw component, wherein the drilling machine chassis assembly is connected with a drilling machine main body through a rotary joint, a machine body can be rotated through a rotary chassis, then a left-right rotating hydraulic oil cylinder drives the supporting leg component to move left and right through the supporting joint so as to deflect a tire component at the lower end of the supporting leg component, so that the supporting area is increased, then a telescopic square pipe is driven by a turnover hydraulic oil cylinder to rotate the supporting claw at the lower end, and the supporting claw is tightly fixed through an extension hydraulic oil cylinder, so that the problems that most drilling machines of large-aperture down-the-hole drilling machines are integrated with an air compressor, the drilling machines are heavy in weight, large in size, inconvenient to move and poor in maneuvering performance are solved, and meanwhile, the unfavorable conditions of complex terrain of power transmission line engineering mountainous regions, poor traffic conditions, difficult walking of mountainous regions, uneven construction foundations, floating soil layers, protruding rocks and the like are solved, the problem that the traditional crawler-type down-the-hole drill is difficult to walk under the working conditions is solved.
Description
Technical Field
The invention relates to the technical field of pile hole drilling machines, in particular to a bionic type drilling machine chassis assembly.
Background
The down-the-hole drill is generally used for equipment for drilling holes in rocks, and is widely applied to engineering pile hole drilling operations of metallurgy, coal, building materials, railways, hydropower construction, national defense construction, earthwork and the like.
At present, down-the-hole drills are mostly large-aperture pile holes applied to hydropower construction engineering, the aperture is generally more than 1m, and the hole depth is between 6m and 30m, most of conventional large-aperture down-the-hole drills are integrated with an air compressor, the machine is heavy in weight, large in size, inconvenient to move, poor in maneuvering performance, and meanwhile, the basic terrain of a power transmission line engineering mountain land is complex, and the traffic condition is poor.
The invention provides a chassis structure of a bionic down-the-hole drill, which aims to solve the problems that a large-aperture down-the-hole drill is difficult to walk on the mountain road condition, the construction foundation is uneven (slope), a floating soil layer exists, protruding rocks and the like, and the traditional crawler-type down-the-hole drill is difficult to walk under the working conditions.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, a bionic type drilling machine chassis assembly is provided, and the problem that a traditional crawler type down-the-hole drilling machine is difficult to walk under the working conditions due to the fact that most drilling machines of a large-aperture down-the-hole drilling machine are integrated with an air compressor, the drilling machines are heavy in weight, large in size, inconvenient to move and poor in maneuvering performance, meanwhile, the power transmission line engineering mountain land foundation is complex in terrain, poor in traffic conditions, difficult to walk under the mountain road conditions, uneven in construction foundation, with a floating soil layer, protruding rocks and the like is solved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a bionic type drilling machine chassis assembly which comprises a chassis, wherein a rotary chassis is arranged at the upper end of the chassis, a hydraulic quick-plugging connector is arranged at the side end of the rotary chassis, a rotary connector is arranged at the upper end of the rotary chassis, a supporting joint is arranged at the side end of the chassis, one side of the supporting joint is connected with the chassis through a left-right rotating hydraulic oil cylinder, the side end of the chassis is connected with a supporting leg component through the supporting joint, and a positioning claw component is arranged at the bottom end of the supporting leg component;
the support leg assembly comprises a first-stage telescopic support leg assembly arranged at the outermost end, a second-stage telescopic support leg assembly is arranged in the first-stage telescopic support leg assembly and is connected with the second-stage telescopic support leg assembly through a first-stage support leg telescopic hydraulic cylinder, a second-stage support leg telescopic hydraulic cylinder is arranged in the second-stage telescopic support leg assembly and is connected with a last-stage telescopic support leg assembly, and the bottom end of the last-stage telescopic support leg assembly is connected with the tire assembly through a tire steering hydraulic cylinder;
the locating pawl subassembly is including locating the flexible side's pipe of upper end, flexible side's pipe bottom is equipped with the connecting seat assembly, and the connecting seat assembly is connected with the flexible landing leg subassembly of final stage through connecting pin axle I, and the middle part of flexible side's pipe is connected with the flexible landing leg subassembly of final stage through upset hydraulic cylinder, the inside extension hydraulic cylinder that is equipped with of flexible side's pipe, flexible side's pipe bottom is equipped with fixed support plate, the fixed support plate bottom is equipped with the support claw, extension hydraulic cylinder output shaft runs through fixed support plate and is connected with the support claw.
Furthermore, a connecting table is arranged at the upper end of the primary telescopic leg component and connected with one side of the lifting hydraulic oil cylinder, and the other side of the lifting hydraulic oil cylinder is connected with the supporting joint.
Furthermore, the control range of the pitching angle A of the hydraulic oil cylinder control supporting leg assembly is between-10 degrees and 30 degrees.
Further, the chassis can control the ground clearance by lifting the hydraulic oil cylinder stroke, the maximum ground clearance H is about 3.8m, and the minimum ground clearance H1 is about 1.2 m.
Furthermore, the control range of the left-right rotation angle B of the supporting leg assembly is controlled by the left-right rotation hydraulic oil cylinder to be between-30 degrees and 25 degrees.
Further, the tire steering hydraulic oil cylinder controls the steering angle C of the tire assembly to be within +/-10 degrees.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. the large-aperture down-the-hole drilling machine is connected with the drilling machine main body through the rotary joint, the machine body can be rotated through the rotary chassis, the left and right rotary hydraulic cylinders drive the supporting leg assembly to move left and right through the supporting joints, the tire assembly at the lower end of the supporting leg assembly deflects, the supporting area is increased, the telescopic square tube is driven by the turnover hydraulic cylinders to rotate the supporting claws at the lower end, and the supporting leg assembly is clamped and fixed through the extension hydraulic cylinders, so that the problems that most drilling machines of the large-aperture down-the-hole drilling machine are integrated with an air compressor, the drilling machine is heavy in weight, large in size, inconvenient to move and poor in maneuvering performance, meanwhile, the foundation of the power transmission line engineering mountain land is complex in terrain, the traffic condition is poor, the walking of the mountain road condition is difficult, the constructed foundation is uneven and has a floating layer, protruding rocks and the like, and the traditional crawler-type down-the drilling machine is difficult to walk under the working conditions.
2. The gravity center of the chassis can be accurately controlled by adopting the electro-hydraulic proportional control system.
3. The invention can bear the large-tonnage engineering machinery vehicle body of more than 15 tons.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a raised elevation view of a chassis assembly of the present invention;
FIG. 2 is a top elevation view of the chassis assembly of the present invention;
FIG. 3 is a front view of the chassis assembly of the present invention during normal travel;
FIG. 4 is a top view of the chassis assembly of the present invention during normal travel;
FIG. 5 is a top view of the leg assembly of the present invention illustrating steering and walking;
FIG. 6 is a schematic side view of a leg assembly of the present invention;
FIG. 7 is a cross-sectional view of a telescoping leg of the leg assembly of the present invention;
FIG. 8 is a schematic view of a positioning pawl assembly according to the present invention;
FIG. 9 is a schematic view of the internal structure of the positioning pawl assembly of the present invention;
FIG. 10 is a schematic view of a primary telescoping leg assembly of the present invention;
FIG. 11 is a schematic structural view of a two-stage telescoping leg assembly of the present invention;
FIG. 12 is a schematic structural view of the final telescoping leg assembly of the present invention;
FIG. 13 is a schematic structural view of a tire assembly of the present invention;
FIG. 14 is a schematic view of a telescopic square tube according to the present invention;
in the figure: a chassis-1, a supporting joint-2, a supporting leg component-3, a positioning claw component-4, a lifting hydraulic oil cylinder-5, a rotary chassis-6, a hydraulic quick-plug connector-7, a rotary connector-8, a left-right rotary hydraulic oil cylinder-9, a first-stage telescopic supporting leg component-31, a second-stage telescopic supporting leg component-32, a last-stage telescopic supporting leg component-33, a tire component-34, a second-stage telescopic supporting leg hydraulic oil cylinder-35, a first-stage telescopic supporting leg hydraulic oil cylinder-36, a tire steering hydraulic oil cylinder-37, a connecting platform-38, a telescopic square tube-41, a connecting seat assembly-42, a connecting pin shaft I-43, a turning hydraulic oil cylinder-44, a fixed supporting plate-45, a rotary supporting block-46, a connecting pin shaft II-47, a positioning pin assembly-4, Support claws-48 and an extension hydraulic oil cylinder-49.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-14, the invention provides a bionic type drilling machine chassis assembly, which comprises a chassis 1, wherein a rotary chassis 6 is arranged at the upper end of the chassis 1, a hydraulic quick connector 7 is arranged at the side end of the rotary chassis 6, a rotary connector 8 is arranged at the upper end of the rotary chassis 6, a support joint 2 is arranged at the side end of the chassis 1, one side of the support joint 2 is connected with the chassis 1 through a left-right rotary hydraulic oil cylinder 9, the side end of the chassis 1 is connected with a landing leg component 3 through the support joint 2, and a positioning claw component 4 is arranged at the bottom end of the landing leg component 3;
the landing leg assembly 3 comprises a first-stage telescopic landing leg assembly 31 arranged at the outermost end, a second-stage telescopic landing leg assembly 32 is arranged in the first-stage telescopic landing leg assembly 31, the first-stage telescopic landing leg assembly 31 is connected with the second-stage telescopic landing leg assembly 32 through a first-stage landing leg telescopic hydraulic cylinder 36, a second-stage landing leg telescopic hydraulic cylinder 35 is arranged in the second-stage telescopic landing leg assembly 32 and is connected with a last-stage telescopic landing leg assembly 33, and the bottom end of the last-stage telescopic landing leg assembly 33 is connected with a tire assembly 34 through a tire steering hydraulic cylinder 37;
the first-stage telescopic landing leg assembly 31 comprises a first-stage telescopic landing leg main body, an inner slide block carrier I, a connecting flange I, an inner slide block I, an M14 inner hexagon bolt I, a reinforcing rib plate I and a reinforcing rib plate II, the first-stage telescopic landing leg main body is used for being connected with the chassis 1 through the supporting joint 2, the reinforcing rib plate I and the reinforcing rib plate II are used for reinforcing the overall strength of the first-stage telescopic landing leg main body, the situation that the first-stage telescopic landing leg assembly 31 is not high in hardness is avoided, and the inner slide block carrier I and the inner slide block I are mounted inside the first-stage telescopic landing leg main body for moving, so that the landing leg assembly 3 is convenient to stretch;
secondly, the second-stage telescopic landing leg assembly 32 comprises a second-stage telescopic landing leg main body, an outer slide block carrier, an outer slide block, a hydraulic oil cylinder mounting seat, a reinforcing rib plate III, a connecting flange II, an inner slide block carrier II, an inner slide block II and a tire steering mounting seat, the second-stage telescopic landing leg main body can be pushed out from the inside of the first-stage telescopic landing leg main body by sliding the outer slide block carrier and the outer slide block on the outer end face of the second-stage telescopic landing leg main body with the first-stage telescopic landing leg main body, the pushing assembly is mounted through the hydraulic oil cylinder mounting seat, the second-stage telescopic landing leg main body is conveniently pushed to move, the hardness of the connecting flange II is enhanced through the reinforcing rib plate III, and the problems of low hardness and poor fixation of the connecting flange II are solved;
finally, the last stage telescopic leg component 33 comprises a last stage telescopic leg main body, an outer slide block carrier II, an outer slide block II, an M14 hexagon socket head cap screw IV and a hydraulic oil cylinder mounting seat II, the last stage telescopic leg main body is connected with the second stage telescopic leg main body in a sliding mode through the outer slide block carrier II and the outer slide block II so as to be convenient for elongation, other pushing components can be conveniently mounted through the hydraulic oil cylinder mounting seat II for stretching, a hydraulic motor is arranged inside the tire component 34 for assisting power and facilitating the increase of stress force, and the rubber tire is made to steer;
the positioning claw component 4 comprises a telescopic square tube 41 arranged at the upper end, the bottom end of the telescopic square tube 41 is provided with a connecting seat assembly 42, the connecting seat assembly 42 is connected with a final-stage telescopic leg component 33 through a connecting pin shaft I43, the middle part of the telescopic square tube 41 is connected with the final-stage telescopic leg component 33 through a turning hydraulic cylinder 44, an extension hydraulic cylinder 49 is arranged inside the telescopic square tube 41, the bottom end of the telescopic square tube 41 is provided with a fixed supporting plate 45, the bottom end of the fixed supporting plate 45 is provided with a supporting claw 48, and an output shaft of the extension hydraulic cylinder 49 penetrates through the fixed supporting plate 45 and is connected with the supporting claw 48;
wherein, flexible side's pipe 41 is including flexible side's pipe I, strengthen the backup pad, the interior slider, M14 hexagon socket head cap screw, flexible side's pipe II, strengthen backup pad II, flange and strengthen backup pad III, thereby it makes flexible side's pipe I and flexible side's pipe II tensile flexible length increase to make flexible side's pipe 41 through extension hydraulic cylinder 49, avoid the reduction of size, and can make flexible side's pipe I and flexible side move between II through the interior slider, through strengthening backup pad II and strengthening the III strengthening intensity of backup pad.
The upper end of the first-stage telescopic leg component 31 is provided with a connecting table 38, the connecting table 38 is connected with one side of the lifting hydraulic oil cylinder 5, the other side of the lifting hydraulic oil cylinder 5 is connected with the supporting joint 2, the lifting hydraulic oil cylinder 5 is convenient to fix through the connecting table 38, the lifting hydraulic oil cylinder 5 pulls the first-stage telescopic leg component 31 to ascend and descend, and the lifting hydraulic oil cylinder 5 can be used for supporting.
The control range of the pitching angle A of the supporting leg assembly 3 controlled by the hydraulic oil cylinder 5 is-10 degrees to-30 degrees, so that the supporting leg assembly 3 is lifted and lowered within a proper numerical range, and the phenomenon that the chassis 1 is damaged due to contact between the chassis 1 and a projection on the ground caused by instability due to too high body caused by too much lifting or too much lowering is avoided.
The chassis 1 can control the ground clearance through the stroke of the lifting hydraulic oil cylinder 5, the maximum ground clearance H is about 3.8m, the minimum ground clearance H1 is about 1.2m, the limited height size is convenient for the body to use in the aspect of avoiding driving the body to rise too high or driving the body to fall too low, and the survey is convenient for controlling the use of the body.
The left-right rotation hydraulic oil cylinder 9 controls the left-right rotation angle B of the landing leg assembly 3 to be in a control range of-30 degrees to 25 degrees, the left-right rotation hydraulic oil cylinder 9 drives the angle size of the landing leg assembly 3 to change the supporting area of the landing leg assembly, the landing leg assembly can be conveniently used corresponding to different ground surfaces through different angles of the landing leg assembly 3, and the using effect of the landing leg assembly is improved.
The tire steering hydraulic oil cylinder 37 controls the steering angle C of the tire assembly 34 to be +/-10 degrees, drives the tire assembly 34 to steer so as to conveniently adjust the advancing direction of the machine body, avoids steering of only two groups, achieves the steering function of a single tire assembly 34, enables steering to be more convenient, and does not limit a resisting object at each tire assembly 34.
The working principle is as follows: according to the invention, the chassis assembly is connected to the machine body through the rotary joint 8, the support joint 2 can be pulled to drive the landing leg component 3 to turn through the left-right rotary hydraulic cylinder 9, and the primary telescopic landing leg component 31 can be pulled through the lifting hydraulic cylinder 5 and the connecting platform 38, so that the chassis 1 can realize the lifting function, then the primary telescopic landing leg component 31 is connected with the chassis 1 through the support joint 2, the secondary telescopic landing leg component 32 is arranged in the primary telescopic landing leg component 31, the primary telescopic hydraulic cylinder 36 is arranged between the secondary telescopic landing leg component 32 and the primary telescopic landing leg component 31, when the primary telescopic hydraulic cylinder 36 performs telescopic movement, the outer slide block moves along with the primary telescopic hydraulic cylinder 36 in the inner cavity of the primary telescopic landing leg main body, and meanwhile, the inner slide block I slides in contact with the outer wall of the secondary telescopic landing leg main body.
The telescopic landing leg subassembly 32 of second grade is placed in the telescopic landing leg subassembly 33 of last grade in, installs the telescopic hydraulic cylinder 35 of second grade landing leg between telescopic landing leg subassembly 33 of last grade and the telescopic landing leg subassembly 32 of second grade, and outer slider II follows the telescopic hydraulic cylinder 35 motion of second grade landing leg in the telescopic landing leg main part inner chamber of second grade, and simultaneously, inner slider II slides with the contact of the telescopic landing leg main part outer wall of last grade.
The primary support leg telescopic hydraulic oil cylinder 36 and the secondary support leg telescopic hydraulic oil cylinder 35 are matched to work simultaneously, so that a secondary telescopic function of the invention can be realized, when the primary support leg telescopic hydraulic oil cylinder 36 does not stretch out and draw back, the secondary support leg telescopic hydraulic oil cylinder 35 stretches out and draws back independently to realize that the final telescopic support leg assembly 33 stretches out and draws back independently, when the primary support leg telescopic hydraulic oil cylinder 36 stretches out and draws back independently and the secondary support leg telescopic hydraulic oil cylinder 35 does not stretch out and draw back, the secondary telescopic support leg assembly 32 can stretch out and draw back independently, and when the primary support leg telescopic hydraulic oil cylinder 36 and the secondary support leg telescopic hydraulic oil cylinder 35 stretch out and draw back simultaneously, the secondary telescopic support leg assembly 32 and the final telescopic support leg assembly 33 can stretch out and draw back simultaneously.
Between the motor mounting seat and the tyre steering mounting seat, the tyre steering hydraulic oil cylinder 37 can control the steering angle of the tyre component 34 by stroke extension and retraction, thereby realizing the leg steering function, then the telescopic square tube 41 is pushed by the overturning hydraulic cylinder 44 to overturn under the action of the connecting seat assembly 42, so that the telescopic square tube 41 is vertical to the horizontal plane, then the extension hydraulic cylinder 49 inside the telescopic square tube 41 works to push the fixed support plate 46 to move downward, so that the inner slide block moves downwards between the telescopic square tube I and the telescopic square tube II, the support claw 48 is contacted with the ground, and when there is a protrusion or a depression on the ground, one end of the support jaw 48 contacts the ground to be a force application point, the hydraulic ram 49 is then extended and pushed to rotate the support claws 48 through the rotary support block 46 into the ground to fix the same in close contact with the ground, thereby completing the work.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The bionic type drilling machine chassis assembly comprises a chassis (1), wherein a rotary chassis (6) is arranged at the upper end of the chassis (1), a hydraulic quick connector (7) is arranged at the side end of the rotary chassis (6), and a rotary connector (8) is arranged at the upper end of the rotary chassis (6), and is characterized in that a supporting joint (2) is arranged at the side end of the chassis (1), one side of the supporting joint (2) is connected with the chassis (1) through a left-right rotating hydraulic oil cylinder (9), the side end of the chassis (1) is connected with a supporting leg component (3) through the supporting joint (2), and a positioning claw component (4) is arranged at the bottom end of the supporting leg component (3);
the support leg assembly (3) comprises a first-stage telescopic support leg assembly (31) arranged at the outermost end, a second-stage telescopic support leg assembly (32) is arranged inside the first-stage telescopic support leg assembly (31), the first-stage telescopic support leg assembly (31) is connected with the second-stage telescopic support leg assembly (32) through a first-stage support leg telescopic hydraulic cylinder (36), a second-stage support leg telescopic hydraulic cylinder (35) is arranged inside the second-stage telescopic support leg assembly (32) and connected with a last-stage telescopic support leg assembly (33), and the bottom end of the last-stage telescopic support leg assembly (33) is connected with a tire assembly (34) through a tire steering hydraulic cylinder (37);
the utility model discloses a telescopic leg assembly, including locating flexible square pipe (41) of upper end, flexible square pipe (41) bottom is equipped with connecting seat assembly (42), and connecting seat assembly (42) are connected with flexible landing leg subassembly (33) of last stage through connecting pin axle I (43), and the middle part of flexible square pipe (41) is connected with flexible landing leg subassembly (33) of last stage through upset hydraulic cylinder (44), flexible square pipe (41) inside is equipped with extension hydraulic cylinder (49), flexible square pipe (41) bottom is equipped with fixed support board (45), fixed support board (45) bottom is equipped with support claw (48), extension hydraulic cylinder (49) output shaft runs through fixed support board (45) and is connected with support claw (48).
2. The biomimetic drill chassis assembly of claim 1, wherein: the upper end of the first-stage telescopic leg component (31) is provided with a connecting table (38), the connecting table (38) is connected with one side of the lifting hydraulic oil cylinder (5), and the other side of the lifting hydraulic oil cylinder (5) is connected with the supporting joint (2).
3. The biomimetic drill chassis assembly of claim 2, wherein: the control range of the pitching angle A of the hydraulic oil cylinder (5) for controlling the supporting leg assembly (3) is-10 degrees to 30 degrees.
4. The biomimetic drill chassis assembly of claim 2, wherein: the chassis (1) can control the ground clearance by lifting the stroke of the hydraulic oil cylinder (5), the maximum ground clearance H is about 3.8m, and the minimum ground clearance H1 is about 1.2 m.
5. The biomimetic drill chassis assembly of claim 1, wherein: the left-right rotation hydraulic oil cylinder (9) controls the left-right rotation angle B of the supporting leg assembly (3) to be in the range of-30 degrees to 25 degrees.
6. The biomimetic drill chassis assembly of claim 1, wherein: the tire steering hydraulic oil cylinder (37) controls the steering angle C of the tire assembly (34) to be +/-10 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228461.0A CN113818808B (en) | 2021-10-21 | 2021-10-21 | Bionic drilling machine chassis assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228461.0A CN113818808B (en) | 2021-10-21 | 2021-10-21 | Bionic drilling machine chassis assembly |
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| Publication Number | Publication Date |
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| CN113818808A true CN113818808A (en) | 2021-12-21 |
| CN113818808B CN113818808B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111228461.0A Active CN113818808B (en) | 2021-10-21 | 2021-10-21 | Bionic drilling machine chassis assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801956A (en) * | 2022-04-16 | 2022-07-29 | 江西东锐机械有限公司 | Mountain region bionic type intelligent transport vehicle |
| CN115094884A (en) * | 2022-07-01 | 2022-09-23 | 江西东锐机械有限公司 | Miniature stake tool bogie |
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