CN217710709U - Telescopic piling arm - Google Patents
Telescopic piling arm Download PDFInfo
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- CN217710709U CN217710709U CN202220291771.0U CN202220291771U CN217710709U CN 217710709 U CN217710709 U CN 217710709U CN 202220291771 U CN202220291771 U CN 202220291771U CN 217710709 U CN217710709 U CN 217710709U
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- oil cylinder
- telescopic
- rod head
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Abstract
The utility model relates to a flexible arm of piling out, including big arm and forearm, big arm one end is connected with engineering vehicle, and the big arm other end is connected its characterized in that with forearm one end: the big arm is adjustable in length, the big arm includes movable part and fixed part, the fixed part passes through flexible subassembly and is connected with the movable part, flexible subassembly comprises two above extending structure, and extending structure is located the big arm outside, and extending structure is driven by the hydro-cylinder, fixed part one end is connected with engineering vehicle, and the fixed part other end sets up the slot, just movable part one end can insert in the slot, and the movable part other end is connected with the forearm. The problem of current arm of driving a pile length receive fixedly for can only carry out the operation at the steerable work area of big arm hydro-cylinder and forearm hydro-cylinder when carrying out the pile pulling and pull out and protect a section of thick bamboo operation, receive very big restriction is solved.
Description
Technical Field
The utility model relates to an excavating equipment technical field, concretely relates to flexible arm of piling.
Background
The pile driving arm is specially used for an arm configured for driving the excavator, is usually a straight arm and is beneficial to lifting, and is provided with a short forearm, and the pile driving arm can be connected with the forearm to better control the pile driving and pile pressing operation of the pile driving hammer.
Therefore, the length of the pile driving arm is fixed during specific implementation, so that the pile pulling and pile casing pulling operation can be carried out only in a controllable working area of the large arm oil cylinder and the small arm oil cylinder, and the limitation is great.
Disclosure of Invention
The utility model provides a flexible arm of piling to above problem.
The technical scheme who adopts is, a flexible pile driving arm includes big arm and forearm, and big arm one end is connected with the engineering vehicle, and the big arm other end is connected with forearm one end, and wherein big arm length is adjustable.
Optionally, the large arm comprises a movable part and a fixed part, and the fixed part is connected with the movable part through a telescopic assembly.
Furthermore, one end of the fixed part is connected with the engineering vehicle, the other end of the fixed part is provided with a slot, one end of the movable part can be inserted into the slot, and the other end of the movable part is connected with the forearm.
Optionally, the telescopic assembly is composed of more than two telescopic structures, and the telescopic structures are located outside the large arm.
Optionally, the telescopic structure comprises a telescopic oil cylinder, a first oil cylinder lug plate and a second oil cylinder lug plate, the first oil cylinder lug plate is arranged on the fixed part, the second oil cylinder lug plate is arranged on the movable part, and two ends of the telescopic oil cylinder are respectively connected with the first oil cylinder lug plate and the second oil cylinder lug plate.
Optionally, the open end of the slot is rectangular, the periphery of the slot is provided with a reinforcing structure, and the slot is internally provided with a wear-resisting plate.
Furthermore, one end of the movable part inserted into the slot is also of a rectangular structure, and the surface of the movable part is coated with a wear-resistant layer.
Optionally, the telescopic piling arm further comprises a gooseneck arm and a working part, one end of the gooseneck arm is connected with the small arm, and the other end of the gooseneck arm is connected with the working part.
Furthermore, a large arm oil cylinder rod head seat is arranged on the fixed part and connected with the large arm oil cylinder through the large arm oil cylinder rod head seat, a first small arm oil cylinder rod head seat is arranged on the movable part, a second small arm oil cylinder rod head seat and a bucket oil cylinder rod head seat are arranged on the small arm, the second small arm oil cylinder rod head seat is close to the joint of the small arm and the movable part, a small arm oil cylinder is connected between the second small arm oil cylinder rod head seat and the first small arm oil cylinder rod head seat, the bucket oil cylinder rod head seat is connected with one end of a bucket oil cylinder, and the other end of the bucket oil cylinder is connected with the gooseneck arm.
Optionally, the working portion is a hydraulic vibratory hammer.
The utility model has the advantages that at least one of the following advantages is included;
1. through setting up the big arm that length is adjustable for in use, except accomplishing the work area through big arm hydro-cylinder and forearm hydro-cylinder and adjusting, can also extend or shorten big arm length, thereby change workable region, adapt to different environmental needs.
2. Meanwhile, when pile pulling and pile casing pulling operations are carried out, the length of the large arm is changed to adapt to pile casings or piles with different lengths required by various working conditions, and after the telescopic oil cylinder is matched, pile pulling and pile casing pulling can be carried out in an auxiliary mode through the telescopic oil cylinder.
3. The problem of current arm of driving a pile length receive fixedly for can only carry out the operation at the steerable work area of big arm hydro-cylinder and forearm hydro-cylinder when carrying out the pile pulling and pull out and protect a section of thick bamboo operation, receive very big restriction is solved.
Drawings
FIG. 1 is a schematic structural view of an engineering vehicle with a telescopic piling boom;
FIG. 2 is a schematic structural view of the engineering truck when the telescopic piling boom is extended;
FIG. 3 is a schematic view of a disassembly structure of a telescopic piling arm;
labeled in the figure as: the hydraulic cylinder comprises a large arm cylinder 1, a large arm 2, a fixed part 201, a movable part 202, a small arm cylinder 3, a small arm 4, a bucket cylinder 5, a gooseneck arm 6, a working part 7, a telescopic cylinder 8, a first cylinder lug plate 9, a second cylinder lug plate 10, a large arm cylinder rod head seat 11, a first small arm cylinder rod head seat 12, a second small arm cylinder rod head seat 13, a bucket cylinder rod head seat 14 and a slot 15.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail 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 scope of the invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
As shown in fig. 1 to 3, a flexible pile driving arm includes big arm 2 and forearm 4, and 2 one end of big arm is connected with the engineering vehicle, and the 2 other ends of big arm are connected with 4 one end of forearm, its characterized in that: the length of the big arm 2 can be adjusted.
The purpose that designs like this, cross and set up big arm with adjustable length for in use, except accomplishing the work area through big arm hydro-cylinder and forearm hydro-cylinder and adjust, can also extend or shorten big arm length, thereby but change work area, adapt to different environment needs, the length of having solved current pile driving arm receives fixedly, can only carry out the operation in big arm hydro-cylinder and the steerable work area of forearm hydro-cylinder when making pile pulling out and pull out and protect a section of thick bamboo operation, receives the problem of very big restriction.
That is in-service use, when having big arm hydro-cylinder and forearm hydro-cylinder to stretch out completely, can't reach suitable height at all, the engineering vehicle completion operation needs to be changed usually, and the technical scheme that this embodiment provided on prior art's basis, can be through the scope that the further improvement of extension big arm can work, and need carry out the operation near the engineering vehicle position in some scenes, and because big arm length is fixed, the position that needs to remove engineering vehicle when the position is too close satisfies the construction, the position of adjusting engineering vehicle repeatedly has delayed the construction progress greatly.
In this embodiment, the specific composition of the boom 2 is disclosed as including a movable portion 202 and a fixed portion 201, the fixed portion 201 is connected to the movable portion 202 through a telescopic assembly, wherein the fixed portion is mainly used to provide physical support for the entire boom, and the movable portion is capable of adjusting the overall length of the boom.
Meanwhile, one end of the fixing portion 201 is connected with the engineering vehicle, the other end of the fixing portion 201 is provided with the slot 15, one end of the movable portion 202 can be inserted into the slot 15, and the other end of the movable portion 202 is connected with the small arm 4.
The purpose of design like this is through inserting movable part one end in the fixed part for when using, the fixed part can play certain support to the movable part, prevents that the whole flexible pile driving arm mechanical properties that the movable part is unsettled to be caused from declining.
And then, the telescopic assembly is composed of more than two telescopic structures, and the telescopic structures are positioned outside the large arm 2.
In general, considering that the boom needs to be controlled by the boom cylinder, and the corresponding boom cylinder head base must be provided, the telescopic assemblies are usually two or three, and are usually symmetrically arranged when two, and are uniformly arranged on the other three surfaces of the boom except the boom cylinder head base when three.
In this embodiment, the telescopic structure includes a telescopic cylinder 8, a first cylinder ear plate 9 and a second cylinder ear plate 10, the first cylinder ear plate 9 is disposed on the fixing portion 201, the second cylinder ear plate 10 is disposed on the moving portion 202, and two ends of the telescopic cylinder 8 are connected to the first cylinder ear plate 9 and the second cylinder ear plate 10 respectively.
When the telescopic hydraulic cylinder is used, the first cylinder lug plate and the second cylinder lug plate are controlled through the telescopic hydraulic cylinder, so that the relative positions of the movable part and the fixed part are adjusted, and the extension and the contraction of the length of the large arm are realized.
Then, the opening end of the slot 15 is rectangular, the periphery of the slot 15 is provided with a reinforcing structure, the slot 15 is internally provided with a wear-resisting plate, one end of the movable part 202 inserted into the slot 15 is also rectangular, and the surface of the movable part is coated with a wear-resisting layer.
The purpose of this design is to greatly increase the service life of the boom by providing a rectangular shape and providing a reinforcing structure at the periphery.
In this embodiment, the telescopic pile driving arm further includes a gooseneck arm 6 and a working portion 7, one end of the gooseneck arm 6 is connected to the small arm 4, the other end of the gooseneck arm 6 is connected to the working portion 7, a large arm cylinder rod head base 11 is disposed on the fixing portion 201 and is connected to the large arm cylinder 1 through the large arm cylinder rod head base 11, a first small arm cylinder rod head base 12 is disposed on the movable portion 202, a second small arm cylinder rod head base 13 and a bucket cylinder rod head base 14 are disposed on the small arm 4, the second small arm cylinder rod head base 13 is close to a connection portion of the small arm 4 and the movable portion 202, the small arm cylinder 3 is connected between the second small arm cylinder rod head base 13 and the first small arm cylinder rod head base 12, the bucket cylinder rod head base 14 is connected to one end of the bucket cylinder 5, and the other end of the bucket cylinder 5 is connected to the gooseneck arm 6.
The design aims to form a complete working part through the large arm oil cylinder, the small arm oil cylinder and the bucket oil cylinder, and the engineering vehicle can carry out various kinds of work under the matching of the large arm oil cylinder, the small arm oil cylinder and the bucket oil cylinder.
In this embodiment, the working portion 7 is a hydraulic hammer.
It should be noted that a sand injection cavity is arranged in the big arm, and the sand injection cavity is filled with sand, so that the weight of the big arm is changed.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (7)
1. The utility model provides a flexible arm of piling, includes big arm (2) and forearm (4), big arm (2) one end is connected with engineering vehicle, and big arm (2) other end is connected its characterized in that with forearm (4) one end: big arm (2) adjustable length, big arm (2) are including movable part (202) and fixed part (201), fixed part (201) are connected with movable part (202) through flexible subassembly, flexible subassembly comprises more than two extending structure, and extending structure is located big arm (2) outside, and extending structure is driven by the hydro-cylinder, fixed part (201) one end is connected with engineering vehicle, and fixed part (201) other end sets up slot (15), just in movable part (202) one end can insert slot (15), the movable part (202) other end is connected with forearm (4).
2. A telescopic piling arm according to claim 1, wherein: the telescopic structure comprises a telescopic oil cylinder (8), a first oil cylinder lug plate (9) and a second oil cylinder lug plate (10), wherein the first oil cylinder lug plate (9) is arranged on the fixed part (201), the second oil cylinder lug plate (10) is arranged on the movable part (202), and two ends of the telescopic oil cylinder (8) are respectively connected with the first oil cylinder lug plate (9) and the second oil cylinder lug plate (10).
3. A telescopic piling boom according to claim 2, characterized in that: the open end of slot (15) is the rectangle, and slot (15) periphery is provided with reinforced structure, is provided with the antifriction plate in slot (15).
4. A telescopic piling arm according to claim 3, wherein: one end of the movable part (202) inserted into the slot (15) is also of a rectangular structure, and the surface of the movable part is coated with a wear-resistant layer.
5. A telescopic piling boom according to claim 4, characterized in that: the telescopic piling arm further comprises a gooseneck arm (6) and a working part (7), one end of the gooseneck arm (6) is connected with the small arm (4), and the other end of the gooseneck arm (6) is connected with the working part (7).
6. A telescopic piling boom according to claim 5, characterized in that: the hydraulic shovel is characterized in that a large arm oil cylinder rod head seat (11) is arranged on the fixing portion (201) and connected with a large arm oil cylinder (1) through the large arm oil cylinder rod head seat (11), a first small arm oil cylinder rod head seat (12) is arranged on the movable portion (202), a second small arm oil cylinder rod head seat (13) and a shovel bucket oil cylinder rod head seat (14) are arranged on the small arm (4), the second small arm oil cylinder rod head seat (13) is close to the joint of the small arm (4) and the movable portion (202), a small arm oil cylinder (3) is connected between the second small arm oil cylinder rod head seat (13) and the first small arm oil cylinder rod head seat (12), the shovel bucket oil cylinder rod head seat (14) is connected with one end of a shovel bucket oil cylinder (5), and the other end of the oil cylinder shovel bucket (5) is connected with a gooseneck arm (6).
7. A telescopic piling boom according to claim 6, characterized in that: the working part (7) is a hydraulic vibration hammer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220291771.0U CN217710709U (en) | 2022-02-14 | 2022-02-14 | Telescopic piling arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220291771.0U CN217710709U (en) | 2022-02-14 | 2022-02-14 | Telescopic piling arm |
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| Publication Number | Publication Date |
|---|---|
| CN217710709U true CN217710709U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220291771.0U Active CN217710709U (en) | 2022-02-14 | 2022-02-14 | Telescopic piling arm |
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| CN (1) | CN217710709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116335226A (en) * | 2023-04-27 | 2023-06-27 | 中国地质大学（武汉） | Working arm capable of increasing working angle and bearing capacity and engineering machinery vehicle |
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2022
- 2022-02-14 CN CN202220291771.0U patent/CN217710709U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116335226A (en) * | 2023-04-27 | 2023-06-27 | 中国地质大学（武汉） | Working arm capable of increasing working angle and bearing capacity and engineering machinery vehicle |
| CN116335226B (en) * | 2023-04-27 | 2024-05-10 | 中国地质大学（武汉） | Working arm capable of increasing working angle and bearing capacity and engineering machinery vehicle |
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