CN212688956U - Pile driving arm small arm connecting rod assembly and middle sleeve - Google Patents
Pile driving arm small arm connecting rod assembly and middle sleeve Download PDFInfo
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- CN212688956U CN212688956U CN202021080054.0U CN202021080054U CN212688956U CN 212688956 U CN212688956 U CN 212688956U CN 202021080054 U CN202021080054 U CN 202021080054U CN 212688956 U CN212688956 U CN 212688956U
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- pile driving
- arm
- connecting rod
- oil cylinder
- movably connected
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Abstract
The utility model discloses a pile driving arm forearm connecting rod assembly and middle cover, including pile driving big arm, pile driving forearm and connecting rod assembly and middle cover connection protection mechanism, pile driving big arm one end swing joint sets up on the inside wall of excavator, pile driving big arm other end swing joint is provided with pile driving forearm, and the scraper bowl hydro-cylinder prevents the collision of scraper bowl jar at the lower extreme of excavator forearm, has cancelled big arm connecting rod assembly under the prerequisite of raising the efficiency with saving cost, improves excavation height and the dynamics of pile-pulling greatly, uses more convenient and fast, mainly used highway, subway, bridge construction high degree of difficulty construction operating mode such as; the connecting rod assembly and the middle sleeve connection protection mechanism have good protection effect on the movable connection between the connecting rod on the small arm and the middle sleeve, so that the phenomenon of looseness of the connecting rod in the working process is prevented, the normal operation of the work is ensured, and the construction working quality is ensured.
Description
Technical Field
The utility model relates to an excavator pile driving arm technical field specifically is pile driving arm forearm connecting rod assembly and well cover.
Background
The original arm of the existing excavator mainly aims at excavating earthwork, loading and unloading vehicles, and some of the original arm are also selected for piling and pile pulling, but the original arm is single in appearance, insufficient in strength, limited in working ranges such as lifting height and pile driving/pulling height, and unsuitable for some special working conditions; use the excavator arm of original dress for the pile, pull out the stake, it is great to the arm loss of original dress, hydraulic system also has the influence, can't reach the requirement in special operating mode, work efficiency is lower, and current market pile arm scraper bowl jar is all on it, cover and connecting rod assembly in all having the forearm, it is less to pull out the stake dynamics, increase preparation technology and manufacturing cost, economic benefits is reduced, and connecting rod assembly and well cover to on the pile arm forearm set up being connected, rotate the working process for a long time between the connecting rod, the connection of well cover may produce laxly, and then cause mechanical equipment can not normal operating, set up the destruction that causes equipment, for this, the utility model provides a pile arm forearm connecting rod assembly and well cover are used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pile driving arm forearm connecting rod assembly and well cover to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the pile driving arm small arm connecting rod assembly and the middle sleeve comprise a pile driving big arm, a pile driving small arm, a connecting rod assembly and a middle sleeve connection protection mechanism, wherein one end of the pile driving big arm is movably connected and arranged on the inner side wall of an excavator, the other end of the pile driving big arm is movably connected and provided with the pile driving small arm, the pile driving big arm is welded and provided with a bucket rod oil cylinder rear lug seat, the bucket rod oil cylinder rear lug seat is movably connected and provided with a bucket rod oil cylinder, the other end of the bucket rod oil cylinder is movably connected and arranged on a bucket rod oil cylinder rear front seat, the bucket rod oil cylinder rear front seat is welded and arranged on the inner side wall of the pile driving small arm, the pile driving small arm inner side wall is movably connected and provided with a bucket oil cylinder through the lug rear seat, the other end of the pile driving bucket oil cylinder is movably connected and provided with the connecting rod assembly, the connecting rod assembly is movably connected and arranged on the protecting arm, the other end of the protecting arm is movably connected, the hydraulic shovel is characterized in that one end of the movable arm oil cylinder is movably connected with a piling large arm middle sleeve, a piling large arm fork is further arranged in the piling large arm, a piling small arm cover plate is arranged in the piling small arm, piling small arm middle sleeves are symmetrically arranged on two sides of the piling small arm, the shovel oil cylinder is movably connected in the ear rear seat, the connecting rod assembly is movably connected to the arm protector and the piling small arm, and a connecting rod assembly and a middle sleeve connection protection mechanism are arranged at the movable connection position of the piling small arm of the connecting rod assembly.
Preferably, the connecting rod assembly and the middle sleeve connection protection mechanism comprises a connection middle sleeve, a connecting rod, a sleeve ring, a first movable block, a second movable block, a first reset spring, a first extrusion ring, a second reset spring, a fixed block, an arc extrusion groove, a fixed circular groove and a spring pin, the connection middle sleeve is movably connected with the connecting rod, the connection middle sleeve is sleeved with the sleeve ring, the connection middle sleeve is movably connected with the first movable block and one end of the first movable block is integrally formed with the second movable block, the second movable block is connected with the first movable block at the same end, the connection middle sleeve is movably connected with the first extrusion ring and one end of the first extrusion ring is integrally formed with the second extrusion ring, the second extrusion ring is connected with the first extrusion ring at the same end with the second reset spring at equal distance, the lantern ring symmetry is provided with arc extrusion groove, and the welding of one side of cover is provided with the fixed block in connecting, the equidistance of one side of lantern ring is provided with fixed circular slot, fixed block in the grafting be provided with the spring catch to the one end welding of spring catch is provided with draws the knot.
Preferably, the bucket oil cylinder is arranged on the inner side wall of the small piling arm, and the bucket rod oil cylinder is arranged on the inner side wall of the large piling arm.
Preferably, the arc-shaped extrusion grooves correspond to the first movable blocks in arrangement position and are arranged in the same number of groups.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the bucket cylinder is arranged at the lower end of the small arm of the excavator, so that collision of the bucket cylinder is prevented, a large arm connecting rod assembly is omitted on the premise of improving efficiency and saving cost, the excavating height and pile driving and pulling force are greatly improved, the use is more convenient and faster, and the bucket cylinder is mainly used for high-difficulty construction working conditions such as highway, subway and bridge construction;
2. the connecting rod assembly and the middle sleeve connection protection mechanism have good protection effect on the movable connection between the connecting rod on the small arm and the middle sleeve, so that the phenomenon of looseness of the connecting rod in the working process is prevented, the normal operation of the work is ensured, and the construction working quality is ensured.
Drawings
FIG. 1 is a schematic view of the horizontal extension of the piling boom and piling boom structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic vertical extension view of the piling boom and piling boom of the present invention;
FIG. 4 is a partially enlarged schematic view of the connection structure of FIG. 1 according to the present invention;
FIG. 5 is a schematic view of the structural connection between the connecting rod assembly and the middle sleeve connection protection mechanism of the present invention;
FIG. 6 is a bottom view of the connecting rod assembly and the middle sleeve connection protection mechanism according to the present invention;
fig. 7 is a top view of the connecting rod assembly and the middle sleeve connection protection mechanism according to the present invention.
In the figure: the pile driving device comprises a pile driving big arm 1, a pile driving small arm 2, a bucket rod oil cylinder 3, a bucket rod oil cylinder rear lug seat 4, a bucket rod oil cylinder rear front seat 5, a bucket oil cylinder 6, a connecting rod assembly 7, a protective arm 8, a pile driving hammer 9, a movable arm oil cylinder 10, a pile driving big arm middle sleeve 11, a pile driving big arm fork 12, a pile driving small arm cover plate 13, a pile driving small arm middle sleeve 14, an excavator 15, a connecting rod assembly and middle sleeve connecting and protecting mechanism 16, a connecting middle sleeve 1601, a connecting rod 1602, a lantern ring 1603, a first movable block 1604, a second movable block 1605, a first return spring 1606, a first extrusion ring 1607, a second extrusion ring 1608, a second return spring 1609, a fixed block 1610, an arc extrusion groove 1611, a fixed circular groove 1612 and a spring pin 1613.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the pile driving arm small arm connecting rod assembly and the middle sleeve comprise a pile driving big arm 1, a pile driving small arm 2, a connecting rod assembly and a middle sleeve connection protection mechanism 16, wherein one end of the pile driving big arm 1 is movably connected and arranged on the inner side wall of an excavator 15, the other end of the pile driving big arm 1 is movably connected and provided with the pile driving small arm 2, a bucket rod oil cylinder rear lug seat 4 is welded and arranged on the pile driving big arm 1, a bucket rod oil cylinder 3 is movably connected and arranged on the bucket rod oil cylinder rear lug seat 4, the other end of the bucket rod oil cylinder 3 is movably connected and arranged on a bucket rod oil cylinder rear front seat 5, the bucket rod oil cylinder rear front seat 5 is welded and arranged on the inner side wall of the pile driving small arm 2, a bucket oil cylinder 6 is movably connected and arranged on the inner side wall of the pile driving small arm 2 through the lug rear seat, the bucket oil cylinder 6 is arranged on the inner side wall of the pile driving small arm 2, the bucket rod oil cylinder 3 is arranged on the inner side wall of the pile driving, the connecting rod assembly 7 is movably connected to the arm guard 8, the other end of the arm guard 8 is movably connected with a pile hammer 9, the inner side wall of the pile driving large arm 1 is movably connected with a movable arm oil cylinder 10, one end of the movable arm oil cylinder 10 is movably connected with a pile driving large arm middle sleeve 11, a pile driving large arm fork 12 is further arranged in the pile driving large arm 1, a pile driving small arm cover plate 13 is arranged in the pile driving small arm 2, pile driving small arm middle sleeves 14 are symmetrically arranged on two sides of the pile driving small arm 2, the bucket oil cylinder 6 is movably connected to the ear rear seat, the connecting rod assembly 7 is movably connected to the arm guard 8 and the pile driving small arm 2, and a connecting rod assembly and a middle sleeve connecting protection mechanism 16 are arranged at the movable connection position of the pile driving small arm 2 of the connecting rod assembly 7.
The connecting rod assembly and middle sleeve connection protection mechanism 16 comprises a connecting middle sleeve 1601, a connecting rod 1602, a lantern ring 1603, a first movable block 1604, a second movable block 1605, a first return spring 1606, a first extrusion ring 1607, a second extrusion ring 1608, a second return spring 1609, a fixed block 1610, an arc extrusion groove 1611, a fixed circular groove 1612 and a spring pin 1613, wherein the connecting rod 1602 is movably connected to the connecting middle sleeve 1601, the lantern ring 1603 is sleeved on the connecting middle sleeve 1601, the first movable block 1604 is movably connected to the connecting middle sleeve 1601, one end of the first movable block 1604 is integrally formed and connected to the second movable block 1605, the first return spring 1606 is connected to the same end of the first movable block 1604 by the second movable block 1605, the first extrusion ring 1607 is movably connected to the connecting middle sleeve 1601, one end of the first extrusion ring 1607 is integrally formed and provided with the second extrusion ring 1609, the second extrusion ring 1608 is equidistantly connected to the same end of the first extrusion ring 1607, arc-shaped extrusion grooves 1611 are symmetrically arranged in the lantern ring 1603, the arc-shaped extrusion grooves 1611 are required to correspond to the arrangement positions of the first movable blocks 1604 and are arranged in the same number of groups, a fixed block 1610 is arranged on one side of the middle lantern ring 1601 in a welded mode, fixed circular grooves 1612 are arranged on one side of the lantern ring 1603 at equal intervals, spring pins 1613 are arranged in the fixed blocks 1610 in an inserted mode, and a pull buckle is arranged at one end of each spring pin 1613 in a welded mode.
The working principle is as follows: for the bucket cylinder 6 of the utility model at the lower end of the small arm of the excavator, the collision of the bucket cylinder is prevented, the large arm connecting rod assembly is cancelled on the premise of improving the efficiency and saving the cost, the excavating height and the pile driving and pulling force are greatly improved, the use is more convenient and faster, and the actual construction requirement and the construction working quality can be further met, the movable connection between the connecting rod 1602 on the small arm and the middle connecting sleeve 1601 is protected by the connecting rod assembly and the middle connecting sleeve connection protection mechanism 16, when the movable connection between the connecting rod 1602 and the middle connecting sleeve 1601 is loosened, the second extrusion ring 1608 arranged in the middle connecting sleeve 1601 can play the effect of tightly connecting the connecting rod 1602 with the middle connecting sleeve 1601, and the movable connection between the connecting rod 1602 and the middle connecting sleeve 1601 can be reinforced and protected by the lantern ring 1603, the arc extrusion groove 1611, the fixed circular groove 1612 arranged at equal distance and the spring pin 1613 according to the actual situation, therefore, the actual construction requirement can be met, the operation is convenient, convenience is brought to workers, the working efficiency is improved, and the working economic benefit is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Pile arm forearm connecting rod assembly and well cover, including pile big arm (1), pile forearm (2) and connecting rod assembly and well cover connection protection mechanism (16), its characterized in that: one end of the pile driving big arm (1) is movably connected and arranged on the inner side wall of the excavator (15), the other end of the pile driving big arm (1) is movably connected and provided with the pile driving small arm (2), the pile driving big arm (1) is welded and provided with the bucket rod oil cylinder rear lug seat (4), the bucket rod oil cylinder rear lug seat (4) is movably connected and provided with the bucket rod oil cylinder (3), the other end of the bucket rod oil cylinder (3) is movably connected and arranged on the bucket rod oil cylinder rear front seat (5), the bucket rod oil cylinder rear front seat (5) is welded and arranged on the inner side wall of the pile driving small arm (2), the inner side wall of the pile driving small arm (2) is movably connected and provided with the bucket oil cylinder (6) through the lug rear seat, the other end of the bucket oil cylinder (6) is movably connected and provided with the connecting rod assembly (7), the connecting rod assembly (7) is movably connected and arranged on the protecting arm (8), and the other end of the protecting arm (8) is movably, the pile driving device is characterized in that a movable arm oil cylinder (10) is movably connected to the inner side wall of the pile driving big arm (1), one end of the movable arm oil cylinder (10) is movably connected with a pile driving big arm middle sleeve (11), a pile driving big arm fork (12) is further arranged in the pile driving big arm (1), a pile driving small arm cover plate (13) is arranged in the pile driving small arm (2), pile driving small arm middle sleeves (14) are symmetrically arranged on two sides of the pile driving small arm (2), the bucket oil cylinder (6) is movably connected and arranged in an ear rear seat, a connecting rod assembly (7) is movably connected and arranged on the protecting arm (8) and the pile driving small arm (2), and a connecting rod assembly and a middle sleeve connection protection mechanism (16) are arranged at the movable connection position of the pile driving small arm (2) of the connecting rod assembly (7).
2. The piling boom forearm link assembly and middle sleeve of claim 1, wherein: the connecting rod assembly and middle sleeve connection protection mechanism (16) comprises a connection middle sleeve (1601), a connecting rod (1602), a lantern ring (1603), a first movable block (1604), a second movable block (1605), a first return spring (1606), a first extrusion ring (1607), a second extrusion ring (1608), a second return spring (1609), a fixed block (1610), an arc extrusion groove (1611), a fixed circular groove (1612) and a spring pin (1613), wherein the connection middle sleeve (1601) is movably connected with the connecting rod (1602), the connection middle sleeve (1601) is sleeved with the lantern ring (1603), the connection middle sleeve (1601) is movably connected with a first movable block (1604), one end of the first movable block (1604) is integrally formed with a second movable block (1605), and the second movable block (1605) is connected with the first movable block (1604) at the same end, swing joint is provided with first extrusion ring (1607), first extrusion ring (1607) one end integrated into one piece is provided with second extrusion ring (1608) in connecting well cover (1601), second extrusion ring (1608) are connected with first extrusion ring (1607) same end equidistance and are provided with second reset spring (1609), the symmetry is provided with arc extrusion groove (1611) in the lantern ring (1603), and one side welding of connecting well cover (1601) is provided with fixed block (1610), one side equidistance of lantern ring (1603) is provided with fixed circular slot (1612), the grafting is provided with spring pin (1613) in fixed block (1610) to the one end welding of spring pin (1613) is provided with the tab.
3. The piling boom forearm link assembly and middle sleeve of claim 1, wherein: the bucket oil cylinder (6) is arranged on the inner side wall of the piling small arm (2), and the bucket rod oil cylinder (3) is arranged on the inner side wall of the piling large arm (1).
4. The piling boom forearm link assembly and middle sleeve of claim 2, wherein: the arc-shaped extrusion grooves (1611) correspond to the arrangement positions of the first movable blocks (1604) and are arranged in the same number of groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080054.0U CN212688956U (en) | 2020-06-11 | 2020-06-11 | Pile driving arm small arm connecting rod assembly and middle sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080054.0U CN212688956U (en) | 2020-06-11 | 2020-06-11 | Pile driving arm small arm connecting rod assembly and middle sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212688956U true CN212688956U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021080054.0U Active CN212688956U (en) | 2020-06-11 | 2020-06-11 | Pile driving arm small arm connecting rod assembly and middle sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212688956U (en) |
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2020
- 2020-06-11 CN CN202021080054.0U patent/CN212688956U/en active Active
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