CN213390279U - Slotted arm support structure based on excavator - Google Patents
Slotted arm support structure based on excavator Download PDFInfo
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- CN213390279U CN213390279U CN202021981829.1U CN202021981829U CN213390279U CN 213390279 U CN213390279 U CN 213390279U CN 202021981829 U CN202021981829 U CN 202021981829U CN 213390279 U CN213390279 U CN 213390279U
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Abstract
The patent introduces a slotted arm support structure based on an excavator, which comprises a large arm, a small arm oil cylinder, a small arm, a telescopic arm driving device and a connecting arm; the lower end of the big arm is arranged on the excavator platform, and the upper end of the big arm is connected with the small arm; the small arm oil cylinder is arranged in the middle of the outer side of the large arm; the telescopic boom is arranged in a rectangular groove structure of the small boom through a rectangular guide rail, the telescopic boom driving device is arranged on one side of the small boom, and the telescopic boom driving device drives the telescopic boom to horizontally move along the guide rail in the small boom; the connecting arm is arranged at the lower side of the front end of the telescopic arm. According to the slotting arm support structure based on the excavator, the working height direction of the slotting device can be adjusted through pitching adjustment of the large arm and the small arm, horizontal direction adjustment is achieved through lateral movement of the telescopic arm, and the working area is enlarged; the connecting mode of the connecting arm and the telescopic arm can cancel or replace the connecting arm with different lengths to realize height adjustment, and the application range is wide.
Description
Technical Field
The utility model relates to an engineering machine tool technical field, in particular to fluting cantilever crane structure based on excavator.
Background
Along with the development of economy, the national basic construction strength is increased, the number of projects for laying underground pipelines and electric (optical) cables is increased rapidly, the quality is ensured in the construction process, and meanwhile, the construction efficiency is required to be improved as much as possible, the construction time is shortened, and the construction influence is reduced; by means of manual excavation, the efficiency is low, the groove excavation quality is poor, and the minimally invasive requirements cannot be met. One of the existing mechanical trench digging technologies is that a small excavator is adopted for digging, the sight of an operator is far away, the effect of a pit groove is not good, and the other is that a disc type ditcher is adopted, the digging of the excavator needs to continuously adjust the angle, the continuous work cannot be realized, the operation harm to the operator is great on a slotting and cutting site, the construction efficiency is low, and the construction strength of large slotting cannot be met.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, provide a fluting cantilever crane structure based on excavator, can realize the combination of excavator and fluting device, accomplish the diversified regulation in every single move direction and the horizontal direction, strong adaptability.
The utility model discloses the technical scheme who adopts of its technical problem is solved in the creation:
a slotted arm support structure based on an excavator comprises a large arm, a small arm oil cylinder, a small arm, a telescopic arm driving device and a connecting arm;
the lower end of the big arm is arranged on the excavator platform, and the upper end of the big arm is connected with the small arm; the small arm oil cylinder is arranged in the middle of the outer side of the large arm; the small arm is of a rectangular groove structure with an opening at the lower end, a connecting lug plate is arranged on the outer side of the small arm, two groups of connecting holes are formed in the connecting lug plate, one group of connecting holes at the lower part are connected with the upper end of the large arm through a pin shaft, and one group of connecting holes at the upper part are hinged with the extending end of the small arm oil cylinder; rectangular guide rails are respectively arranged at the four corners of the rectangular groove structure of the small arm along the inner side of the small arm; the telescopic boom is arranged in a rectangular groove structure of the small boom through a rectangular guide rail, two sides of the upper end of the telescopic boom are provided with right-angle corner notches matched with the rectangular guide rail, and the lower side of the front end of the telescopic boom is provided with a mounting plate extending out of an opening at the lower end of the small boom; the telescopic arm driving device is arranged on one side of the small arm and drives the telescopic arm to horizontally move along a guide rail in the small arm;
the connecting arm is arranged on the lower side of the front end of the telescopic arm, connecting plates are arranged at two ends of the connecting arm respectively, the connecting plate at the upper end of the connecting arm is connected with the mounting plate on the telescopic arm, and the connecting plate at the lower end of the connecting arm is used for connecting the slotting device.
Specifically, the connecting plates arranged at the two ends of the connecting arm are both provided with fixing holes and are connected with the mounting plate of the telescopic arm through bolts; the connecting arms with different lengths are convenient to disassemble, assemble, maintain and replace.
Specifically, the telescopic boom driving device is an oil cylinder, a gear rack mechanism or an electric cylinder.
Due to the adoption of the technical scheme, the utility model discloses have following superiority:
according to the slotting arm support structure based on the excavator, the working height direction of the slotting device can be adjusted through pitching adjustment of the large arm and the small arm, horizontal direction adjustment is achieved through lateral movement of the telescopic arm, and the working area is enlarged; the connecting mode of the connecting arm and the telescopic arm can cancel or replace the connecting arm with different lengths to realize height adjustment, and the application range is wide.
Drawings
Fig. 1 is an overall schematic view of the present patent.
In the figure: the device comprises a large arm 1, a small arm 2, a small arm 3, a connecting lug plate 31, a rectangular guide rail 32, a telescopic arm 4, a right-angle unfilled corner groove 41, a mounting plate 42, a telescopic arm 5, a connecting arm 6 and a connecting plate 61.
Detailed Description
The invention will be further explained below with reference to the drawings and examples, without limiting the scope of the invention, which is intended to protect all technical improvements within the scope of the invention.
The slotted arm support structure based on the excavator, which is combined with the attached drawing 1, comprises a large arm 1, a small arm oil cylinder 2, a small arm 3, a telescopic arm 4, a telescopic arm driving device 5 and a connecting arm 6.
The lower end of the large arm 1 is arranged on an excavator platform, and the upper end of the large arm 1 is connected with the small arm 3; the small arm oil cylinder 2 is arranged in the middle of the outer side of the large arm 1; the small arm 3 is of a rectangular groove structure with an opening at the lower end, a connecting lug plate 31 is arranged on the outer side of the small arm 3, two groups of connecting holes are arranged on the connecting lug plate 31, one group of connecting holes at the lower part are connected with the upper end of the large arm 1 through a pin shaft, and one group of connecting holes at the upper part are hinged with the extending end of the small arm oil cylinder 2; rectangular guide rails 32 are respectively arranged at the four corners of the rectangular groove structure of the small arm 3 along the inner side of the small arm 3; the telescopic boom 4 is arranged in a rectangular groove structure of the small boom 3 through a rectangular guide rail 32, right-angle corner notches 41 matched with the rectangular guide rail 32 are arranged on two sides of the upper end of the telescopic boom 4, and a mounting plate 42 extending out of an opening at the lower end of the small boom 3 is arranged on the lower side of the front end of the telescopic boom 4; the telescopic boom driving device 5 is arranged on one side of the small boom 3, the telescopic boom driving device 5 is an oil cylinder, and the oil cylinder drives the telescopic boom 4 to horizontally move along a guide rail in the small boom 3.
The connecting arm 6 is arranged on the lower side of the front end of the telescopic arm 4, connecting plates 61 with fixing holes are respectively arranged at two ends of the connecting arm 6, the connecting plate 61 at the upper end of the connecting arm 6 is connected with the mounting plate 42 on the telescopic arm 4 through bolts, and the connecting plate 61 at the lower end of the connecting arm 6 is used for connecting the slotting device.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (3)
1. The utility model provides a fluting cantilever crane structure based on excavator which characterized in that: the device comprises a large arm, a small arm oil cylinder, a small arm, a telescopic arm driving device and a connecting arm;
the lower end of the big arm is arranged on the excavator platform, and the upper end of the big arm is connected with the small arm; the small arm oil cylinder is arranged in the middle of the outer side of the large arm; the small arm is of a rectangular groove structure with an opening at the lower end, a connecting lug plate is arranged on the outer side of the small arm, two groups of connecting holes are formed in the connecting lug plate, one group of connecting holes at the lower part are connected with the upper end of the large arm through a pin shaft, and one group of connecting holes at the upper part are hinged with the extending end of the small arm oil cylinder; rectangular guide rails are respectively arranged at the four corners of the rectangular groove structure of the small arm along the inner side of the small arm; the telescopic boom is arranged in a rectangular groove structure of the small boom through a rectangular guide rail, two sides of the upper end of the telescopic boom are provided with right-angle corner notches matched with the rectangular guide rail, and the lower side of the front end of the telescopic boom is provided with a mounting plate extending out of an opening at the lower end of the small boom; the telescopic arm driving device is arranged on one side of the small arm and drives the telescopic arm to horizontally move along a guide rail in the small arm;
the connecting arm is arranged on the lower side of the front end of the telescopic arm, connecting plates are arranged at two ends of the connecting arm respectively, the connecting plate at the upper end of the connecting arm is connected with the mounting plate on the telescopic arm, and the connecting plate at the lower end of the connecting arm is used for connecting the slotting device.
2. The trenched boom construction based on an excavator of claim 1 wherein: the connecting plates at the two ends of the connecting arm are provided with fixing holes and are connected with the mounting plate of the telescopic arm through bolts.
3. The trenched boom construction based on an excavator of claim 1 wherein: the telescopic arm driving device is an oil cylinder, a gear rack mechanism or an electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021981829.1U CN213390279U (en) | 2020-09-11 | 2020-09-11 | Slotted arm support structure based on excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021981829.1U CN213390279U (en) | 2020-09-11 | 2020-09-11 | Slotted arm support structure based on excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213390279U true CN213390279U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021981829.1U Active CN213390279U (en) | 2020-09-11 | 2020-09-11 | Slotted arm support structure based on excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213390279U (en) |
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2020
- 2020-09-11 CN CN202021981829.1U patent/CN213390279U/en active Active
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