CN212835555U

CN212835555U - Civil engineering foundation pit excavating device

Info

Publication number: CN212835555U
Application number: CN202020690904.2U
Authority: CN
Inventors: 汤兰; 高翔; 卢学臣
Original assignee: Nanchang Institute of Technology
Current assignee: Nanchang Institute of Technology
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-03-30
Anticipated expiration: 2030-04-29

Abstract

The utility model belongs to the technical field of excavating gear, especially be a civil engineering foundation ditch excavating gear, including the mount pad, the top of mount pad is fixedly connected with the movable post, the surface of movable post is through the first arm of round pin axle swing joint, the bottom of first arm and the right side of movable post are fixedly connected with the first movable block, through the round pin axle swing joint movable arm hydro-cylinder between the first movable block; the utility model discloses, through setting up the swing arm hydro-cylinder, dipper hydro-cylinder and bucket hydro-cylinder, can drive first arm, second arm and the bucket are automatic excavates, through the baffle, can shelter from the bucket opening part when having soil in the bucket, thereby avoid the soil in the bucket to drop, through rotating the motor, it drives pivot and lead screw rotation to rotate motor work, thereby with screw thread piece and baffle rebound, avoid the baffle to influence the normal work of bucket, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Description

Civil engineering foundation pit excavating device

Technical Field

The utility model belongs to the technical field of excavating gear, concretely relates to civil engineering foundation ditch excavating gear.

Background

In large-scale investment and construction of infrastructure in various regions, a series of basic civil engineering projects such as road traffic, rail traffic, houses and related infrastructure and the like are followed as construction tasks of civil engineering and the like, and the construction tasks are mainly completed by large-scale professional equipment besides scientific construction processes and high-technology and high-skill talents.

The existing excavator can be stuck in an excavator bucket due to the fact that a wet soil layer often appears in the excavating process, so that the influence caused by excavating work can be reduced, and the soil in the excavator bucket can fall to the ground in the process of placing the soil in the excavator bucket to another position, so that the excavating efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a civil engineering foundation ditch excavating gear has the characteristics that facilitate the use.

In order to achieve the above object, the utility model provides a following technical scheme: a civil engineering foundation pit excavating device comprises a mounting seat, wherein a movable column is fixedly connected to the top of the mounting seat, a first mechanical arm is movably connected to the surface of the movable column through a pin shaft, the bottom of the first mechanical arm and the right side of the movable column are fixedly connected with a first movable block, a movable arm oil cylinder is movably connected between the first movable blocks through a pin shaft, a first electric push rod is movably connected to the right side of the first mechanical arm through a pin shaft, the top of the first mechanical arm and the left side of the first electric push rod are both fixedly connected with a second movable block, a bucket rod oil cylinder is movably connected between the second movable blocks through a pin shaft, and a second mechanical arm is fixedly connected to the bottom of the first electric push rod;

the inner side of the second mechanical arm is fixedly connected with a driving assembly, the inner side of the second mechanical arm is provided with a movable groove, the bottom of the driving assembly penetrates through the movable groove and is positioned at the top and the bottom of the inner wall of the movable groove, the top and the bottom of the inner wall of the movable groove are fixedly connected with slide bars, the surface of the driving assembly is in threaded connection with threaded blocks, the right sides of the threaded blocks are in sliding connection with the surfaces of the slide bars, the surfaces of the threaded blocks are fixedly connected with sixth movable blocks, the sixth movable blocks are internally and movably connected with baffle plates, the left side of the second mechanical arm and the surfaces of the baffle plates are both fixedly connected with third movable blocks, a second electric push rod is movably connected between the third movable blocks through a pin shaft, the bottom of the second mechanical arm is fixedly connected with a fifth movable block, the fifth movable block is movably connected with a bucket through a pin shaft, and the right sides of, and a bucket oil cylinder is movably connected between the fourth movable blocks through a pin shaft.

Preferably, the bottom of the bucket is fixedly connected with bucket teeth.

Preferably, drive assembly includes the motor groove, rotates motor, pivot and lead screw, motor groove fixed connection is in the second arm, motor inslot fixedly connected with rotates the motor, the pivot is worn to establish at the activity inslot through the bearing, fixedly connected with lead screw between the pivot, the output shaft that rotates the motor pass the activity inslot and with pivot fixed connection.

Preferably, the inside of the bucket is fixedly connected with a mounting ring, and the surface of the mounting ring is fixedly connected with an iron chain.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up the swing arm hydro-cylinder, dipper hydro-cylinder and bucket hydro-cylinder, can drive first arm, second arm and bucket are automatic to be excavated, through the baffle, can shelter from the bucket opening part when having soil in the bucket, thereby avoid the soil in the bucket to drop, through rotating the motor, it drives pivot and lead screw rotation to rotate motor work, thereby with screw thread piece and baffle rebound, avoid the baffle to influence the normal work of bucket, through the iron chain, can avoid the moist soil in the bucket to glue and influence the normal work of bucket in the bucket, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural diagram of the driving assembly of the present invention;

FIG. 4 is a schematic structural view of a side surface of a bucket according to the present invention;

FIG. 5 is an enlarged schematic structural view of the position A of the present invention;

in the figure: 1. a mounting seat; 2. a movable post; 3. a first robot arm; 4. a first movable block; 5. a boom cylinder; 6. a second movable block; 7. a bucket rod cylinder; 8. a first electric push rod; 9. a second mechanical arm; 10. a third movable block; 11. a second electric push rod; 12. a fourth movable block; 13. a bucket cylinder; 14. a fifth movable block; 15. excavating a bucket; 16. a baffle plate; 17. a bucket tooth; 18. a drive assembly; 181. a motor slot; 182. rotating the motor; 183. a rotating shaft; 184. a screw rod; 19. installing a ring; 20. an iron chain; 21. a sixth movable block; 22. a slide bar; 23. a thread block; 24. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a civil foundation pit excavating device comprises an installation base 1, a movable column 2 is fixedly connected with the top of the installation base 1, the surface of the movable column 2 is movably connected with a first mechanical arm 3 through a pin shaft, the bottom of the first mechanical arm 3 and the right side of the movable column 2 are fixedly connected with a first movable block 4, a movable arm oil cylinder 5 is movably connected between the first movable blocks 4 through a pin shaft, and through arranging the movable arm oil cylinder 5, the bucket rod oil cylinder 7 and the bucket oil cylinder 13, can drive the first mechanical arm 3, the second mechanical arm 9 and the bucket 15 to automatically dig, the right side of the first mechanical arm 3 is movably connected with a first electric push rod 8 through a pin shaft, the top of the first mechanical arm 3 and the left side of the first electric push rod 8 are both fixedly connected with a second movable block 6, a bucket rod oil cylinder 7 is movably connected between the second movable blocks 6 through a pin shaft, and the bottom of the first electric push rod 8 is fixedly connected with a second mechanical arm 9;

the inner side of the second mechanical arm 9 is fixedly connected with a driving assembly 18, the inner side of the second mechanical arm 9 is provided with a movable groove 24, the bottom of the driving assembly 18 penetrates through the movable groove 24 and is positioned at the top and the bottom of the inner wall of the movable groove 24, the top and the bottom of the inner wall of the movable groove 24 are fixedly connected with a slide rod 22, the surface of the driving assembly 18 is in threaded connection with a threaded block 23, the right side of the threaded block 23 is in sliding connection with the surface of the slide rod 22, the surface of the threaded block 23 is fixedly connected with a sixth movable block 21, the inner side of the sixth movable block 21 is movably connected with a baffle 16, an opening of the bucket 15 can be shielded through the baffle 16 when soil exists in the bucket 15, so that the soil in the bucket 15 is prevented from falling off, the left side of the second mechanical arm 9 and the surface of the baffle 16 are both fixedly connected with a third movable block 10, and a second electric push rod, the bottom fixedly connected with fifth movable block 14 of second arm 9, there is bucket 15 through round pin axle swing joint in the fifth movable block 14, the equal fixedly connected with fourth movable block 12 in right side of second arm 9 and bucket 15, there is bucket hydro-cylinder 13 through round pin axle swing joint between the fourth movable block 12, and whole device is rational in infrastructure, convenient to use, the practicality is strong.

Specifically, the bottom of the bucket 15 is fixedly connected with a bucket tooth 17, and the efficiency of the bucket 15 can be improved through the bucket tooth 17, so that the problem that the bucket 15 cannot normally dig due to the flat surface is avoided.

Specifically, drive assembly 18 includes motor groove 181, rotation motor 182, pivot 183 and lead screw 184, motor groove 181 fixed connection is in second arm 9, fixedly connected with rotates motor 182 in the motor groove 181, pivot 183 wears to establish in activity groove 24 through the bearing, fixedly connected with lead screw 184 between the pivot 183, the output shaft that rotates motor 182 passes activity groove 24 and with pivot 183 fixed connection, through rotating motor 182, rotates motor 182 work and drives pivot 183 and lead screw 184 and rotate to with screw block 23 and baffle 16 rebound, avoid baffle 16 to influence the normal work of excavator bucket 15.

Specifically, the inside of the bucket 15 is fixedly connected with a mounting ring 19, the surface of the mounting ring 19 is fixedly connected with an iron chain 20, and the wet soil in the bucket 15 can be prevented from being stuck in the bucket 15 to influence the normal work of the bucket 15 through the iron chain 20.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, install the device on the excavator through mount pad 1, open second electric putter 11 shrink through control switch afterwards, thereby mention baffle 16 left side, mention back control and rotate motor 182 work, it drives pivot 183 and lead screw 184 rotation to rotate motor 182 work, thereby with screw thread piece 23 and baffle 16 rebound, avoid baffle 16 to influence excavator 15 normal work, then through excavator control swing arm hydro-cylinder 5, arm hydro-cylinder 7 and excavator hydro-cylinder 13 work, thereby drive first arm 3, second arm 9 and excavator 15 excavate, after excavator 15 dug up the mound, control rotates motor 182 antiport, and control second electric putter 11 extension, thereby make baffle 16 shelter from excavator 15's opening part, avoid when excavator pivoted in the soil in the excavator 15 to drop.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 a civil engineering foundation ditch excavating gear, includes mount pad (1), its characterized in that: the top of the mounting seat (1) is fixedly connected with a movable column (2), the surface of the movable column (2) is movably connected with a first mechanical arm (3) through a pin shaft, the bottom of the first mechanical arm (3) and the right side of the movable column (2) are fixedly connected with a first movable block (4), a movable arm oil cylinder (5) is movably connected between the first movable blocks (4) through a pin shaft, the right side of the first mechanical arm (3) is movably connected with a first electric push rod (8) through a pin shaft, the top of the first mechanical arm (3) and the left side of the first electric push rod (8) are both fixedly connected with a second movable block (6), a bucket rod oil cylinder (7) is movably connected between the second movable blocks (6) through a pin shaft, and the bottom of the first electric push rod (8) is fixedly connected with a second mechanical arm (9);

the inner side of the second mechanical arm (9) is fixedly connected with a driving assembly (18), a movable groove (24) is formed in the second mechanical arm (9), the bottom of the driving assembly (18) penetrates through the movable groove (24) and is located at the top and the bottom of the inner wall of the movable groove (24), a sliding rod (22) is fixedly connected with the top and the bottom of the inner wall of the movable groove (24), a threaded block (23) is connected with the surface of the driving assembly (18), the right side of the threaded block (23) is connected with the surface of the sliding rod (22) in a sliding manner, a sixth movable block (21) is fixedly connected with the surface of the threaded block (23), a baffle (16) is movably connected with the inner side of the sixth movable block (21), a third movable block (10) is fixedly connected with the left side of the second mechanical arm (9) and the surface of the baffle (16), and a second electric push rod (11) is movably connected between the third movable blocks (10, the bottom fixedly connected with fifth movable block (14) of second arm (9), there is bucket (15) through round pin axle swing joint in fifth movable block (14), the equal fixedly connected with fourth movable block (12) in right side of second arm (9) and bucket (15), there is bucket hydro-cylinder (13) through round pin axle swing joint between fourth movable block (12).

2. The excavation device for a civil foundation pit according to claim 1, wherein: the bottom of the bucket (15) is fixedly connected with bucket teeth (17).

3. The excavation device for a civil foundation pit according to claim 1, wherein: drive assembly (18) include motor groove (181), rotate motor (182), pivot (183) and lead screw (184), motor groove (181) fixed connection is in second arm (9), fixedly connected with rotates motor (182) in motor groove (181), pivot (183) wear to establish in activity groove (24) through the bearing, fixedly connected with lead screw (184) between pivot (183), the output shaft that rotates motor (182) pass activity groove (24) and with pivot (183) fixed connection.

4. The excavation device for a civil foundation pit according to claim 1, wherein: the inner part of the bucket (15) is fixedly connected with a mounting ring (19), and the surface of the mounting ring (19) is fixedly connected with an iron chain (20).