CN215367466U

CN215367466U - Excavator movable arm suitable for multiple machines

Info

Publication number: CN215367466U
Application number: CN202121167520.3U
Authority: CN
Inventors: 高建华; 翟晓凯; 余振新
Original assignee: Jiangyin Huajun Machinery Co ltd
Current assignee: Jiangyin Huajun Machinery Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-12-31
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a movable arm of an excavator applicable to multiple models, which comprises a bending end, a disassembling ring, a fixed end and a connecting end, wherein both ends outside the bending end are fixedly provided with convex rings, screw holes are formed in the convex rings, fixed plates are fixedly arranged on the tops outside the bending end, sliding grooves are formed in the fixed plates, clamping holes are formed in the fixed plates, screw holes are formed in the disassembling ring, fixing grooves are formed in the connecting end and the fixed end, fixed blocks are fixedly arranged at the top ends outside the connecting end and the fixed end, and rotating rods are fixedly arranged in the fixed blocks. The angle of the bowl of the movable arm can be adjusted according to the mode of replacing different types, different sizes or not installing the disassembly ring in the use process, so that the device is suitable for excavators of different types, the use range of the device is enlarged, and the practicability of the device is improved.

Description

Excavator movable arm suitable for multiple machines

Technical Field

The utility model relates to the technical field of excavator parts, in particular to an excavator movable arm suitable for multiple models.

Background

The boom and the arm are a work implement of an excavator, and are generally called a boom and a forearm, and mainly function to control operations of the excavator, such as excavation and loading. The arm connected to the frame is long, so it is colloquially called big arm, its term is called movable arm; the arms associated with the buckets are relatively small and are therefore colloquially referred to as the forearm, and the term bucket arm, and are therefore colloquially referred to as the big and small arms. The shape of the movable arm of the backhoe excavator generally has a certain bending position, so that the backhoe excavator can well perform forced excavation on soil below a stopping surface; at present, all parts of the existing excavator movable arm are fixedly connected through welding, the connection is not firm, when the excavator works, the movable arm is subjected to large force, cracks can appear at the position where the movable arm and the connecting part are connected, potential safety hazards are caused, meanwhile, the welded movable arm is always required to be welded with bent positions of different sizes according to the type of the excavator, more time is required in the production process, and meanwhile, the welded movable arm can only be suitable for a certain type and has large limitation, and therefore a new technical scheme is required to solve the technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a movable arm of an excavator suitable for multiple models, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an excavator swing arm that adapts to multimachine type, is including buckling end, snap ring, stiff end and link, the outside both ends of buckling end are all fixed and are provided with the snap ring, the inside screw of all having seted up of snap ring, the outside top of buckling end is all fixed and is provided with the fixed plate, the spout has all been seted up to the fixed plate inside, the inside card hole of all having seted up of fixed plate, the inside screw of all having seted up of snap ring, the fixed slot has all been seted up to link and stiff end inside, the outside top of link and stiff end is all fixed and is provided with the fixed block, the inside runner that all is fixed and is provided with of fixed block, the outside all fixed connecting rod that is provided with of runner, the outside top both sides of connecting rod are all fixed and are provided with the slide bar.

Preferably, the both sides of the outside of the end of buckling are all fixedly provided with a bulge loop, the screw is all seted up to the inside front side of bulge loop and rear side, the inside bolt that all is fixedly provided with of screw.

Preferably, the front side and the rear side of the outside top both sides of end of buckling are all fixed and are provided with the fixed plate, the spout has all been seted up at the inside middle part of fixed plate, the inside card hole of having all been seted up of fixed plate, the card hole is located around the inside outside of spout.

Preferably, the fixed slot has all been seted up near the end one side of buckling in link and stiff end inside, the bulge loop is located between the fixed slot is inside, the outside top of link is keeping away from the end one side of buckling and is fixedly provided with the dipper.

Preferably, the front side and the rear side on the outside top of link and stiff end are all fixed and are provided with the fixed block, it is provided with the bull stick all to fix between the fixed block is inside, the outside equal fixed connecting rod that is provided with of bull stick, the outside both sides of connecting rod are all fixed and are provided with the slide bar.

Preferably, the slide bar corresponds to two sides of the fixed plate, the connecting rod is located between the fixed plates, the slide bar is located between the inner portions of the sliding grooves, threads can be arranged on the outer portions of the slide bar, and nuts are fixedly arranged on the outer portions of the slide bar.

Preferably, all fixedly between end of buckling and link, the stiff end is provided with the dismantlement ring, the screw has all been seted up to the dismantlement ring inside, the screw that the inside screw of dismantlement ring was seted up with the bulge loop is corresponding, the dismantlement ring side is trapezoidal and goes up narrow width down.

Preferably, the screw has all been seted up at the inside front side and the rear side of fixed slot one side to link and stiff end, the screw is linked together with the fixed slot, the fixed slot is inside to be the cambered surface form, the slide bar outside all is fixed and is provided with the spacing ring, the outside upper end of spacing ring and lower extreme all are fixed and are provided with the kelly, the kelly all is located between the card downthehole portion.

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

1. the angle of the bowl of the movable arm can be adjusted according to the mode of replacing different types, different sizes or not installing the disassembly ring in the use process, so that the excavator is suitable for excavators of different types, the use range of the device is enlarged, and the practicability of the device is improved;

2. the movable arm is divided into three sections in the using process, so that the bending angle of the movable arm is adjusted, the possibility of cracks in the using process of the excavator is avoided, the application range of the device is widened, and the structure has the advantages of simple structure, convenience in use and good using effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a boom of an excavator suitable for multiple models according to the present invention;

FIG. 2 is a perspective view of a detachable ring structure in a boom of an excavator suitable for multiple models according to the present invention;

FIG. 3 is a perspective view of a stop collar structure in a movable arm of an excavator suitable for multiple models according to the present invention;

FIG. 4 is an external view of the overall structure of a boom of an excavator suitable for multiple models according to the present invention.

In the figure: 1. a fixed block; 11. a connecting rod; 12. a slide bar; 13. a rotating rod; 2. a connecting end; 21. fixing grooves; 3. disassembling the ring; 4. bending the end; 41. a convex ring; 42. a screw hole; 43. a bolt; 5. a fixed end; 6. a fixing plate; 61. a clamping hole; 62. a chute; 63. a limiting ring; 631. and (5) clamping the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an excavator swing arm that adapts to multimachine type, is including buckling end 4, dismantlement ring 3, stiff end 5 and link 2, buckle 4 outside both ends of end and all fixedly be provided with bulge loop 41, the inside screw 42 of all having seted up of bulge loop 41, buckle 4 outside tops of end and all fixedly be provided with fixed plate 6, spout 62 has all been seted up to fixed plate 6 inside, card hole 61 has all been seted up to fixed plate 6 inside, the inside screw 42 of having all seted up of dismantlement ring 3, link 2 and stiff end 5 are inside all seted up fixed slot 21, link 2 and stiff end 5 outside top all fixedly are provided with

fixed block

1, 1 inside fixed block all fixedly is provided with

bull stick

13, 13 outside all fixedly is provided with connecting

rod

11, 11 outside top both sides of connecting rod all fixedly are provided with slide bar 12.

Convex rings 41 are fixedly arranged on two sides of the outer part of the bending end 4, screw holes 42 are formed in the front side and the rear side of the inner part of each convex ring 41, and bolts 43 are fixedly arranged in the screw holes 42; the front side and the rear side of the two sides of the top end outside the bending end 4 are both fixedly provided with a fixed plate 6, the middle part inside the fixed plate 6 is both provided with a sliding chute 62, the inside of the fixed plate 6 is both provided with a clamping hole 61, and the clamping holes 61 are positioned on the periphery of the outside inside of the sliding chute 62; fixing grooves 21 are formed in the connecting end 2 and the fixing end 5 on the side close to the bending end 4, the convex ring 41 is located between the fixing grooves 21, and a bucket rod is fixedly arranged at the top end of the outer portion of the connecting end 2 on the side far away from the bending end 4; the front side and the rear side of the top ends outside the connecting end 2 and the fixed end 5 are both fixedly provided with fixed blocks 1, rotating rods 13 are both fixedly arranged between the insides of the fixed blocks 1, the outsides of the rotating rods 13 are both fixedly provided with connecting rods 11, and both sides outside the connecting rods 11 are both fixedly provided with sliding rods 12; the sliding rods 12 correspond to the two sides of the fixed plate 6, the connecting rods 11 are located between the fixed plates 6, the sliding rods 12 are located between the sliding grooves 62, threads can be arranged outside the sliding rods 12, nuts are fixedly arranged outside the sliding rods 12, and the sliding rods 12 can be fixed and limited; the disassembly ring 3 is fixedly arranged between the bending end 4 and the connecting end 2 and between the bending end 4 and the fixing end 5, screw holes 42 are formed in the disassembly ring 3, the screw holes 42 in the disassembly ring 3 correspond to the screw holes 42 formed in the convex ring 41, the side surface of the disassembly ring 3 is trapezoidal, the top of the disassembly ring is narrow, and the bottom of the disassembly ring is wide, so that the disassembly ring 3 can adjust the angle of the connecting end 2 and the fixing end 5; screw 42 has all been seted up at the inside front side and the rear side of fixed slot 21 one side to link end 2 and stiff end 5, screw 42 is linked together with fixed slot 21, fixed slot 21 is inside to be the arcwall form, slide bar 12 outside all is fixed and is provided with spacing ring 63, the outside upper end of spacing ring 63 and lower extreme all are fixed and are provided with kelly 631, kelly 631 all is located between the inside calorie of hole 61.

The working principle is as follows: when the device is required to be installed on excavators with different models in the using process, the bending angle of the movable arm is determined according to the model size of the excavator, so that the disassembly ring 3 with proper size is selected, the disassembly ring 3 is sleeved on the outer surface of the convex ring 41 and is tightly connected through the bolt 43, the connecting end 2 and the fixed end 5 are respectively sleeved on the outer part of the convex ring 41, the convex ring 41 is positioned between the inner parts of the fixed grooves 21, the bolt 43 is adopted to fasten the disassembly ring 3, the connecting rod 11 is pulled to drive the sliding rod 12 to rotate around the rotating rod 13 until the connecting rod 11 rotates to the position between the fixed plates 6, the sliding rod 12 is clamped between the sliding grooves 62, then the limiting ring 63 is sleeved at the two outer ends of the sliding rod 12, the clamping rod 631 is clamped between the clamping holes 61, and then the limiting ring 63 is fixed through the nut, the connecting rod 11 can then serve as an auxiliary connection.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an excavator swing arm of adaptation multimachine type, includes buckle end (4), dismantlement ring (3), stiff end (5) and link (2), its characterized in that: both ends of the outer part of the bending end (4) are fixedly provided with convex rings (41), screw holes (42) are respectively arranged inside the convex rings (41), the outer tops of the bending ends (4) are both fixedly provided with a fixed plate (6), the inner parts of the fixed plates (6) are both provided with a sliding chute (62), the fixing plate (6) is internally provided with clamping holes (61), the dismounting ring (3) is internally provided with screw holes (42), fixing grooves (21) are respectively arranged in the connecting end (2) and the fixing end (5), the outer top ends of the connecting end (2) and the fixed end (5) are both fixedly provided with a fixed block (1), the fixed block (1) is internally and fixedly provided with a rotating rod (13), the rotating rod (13) is externally and fixedly provided with a connecting rod (11), and sliding rods (12) are fixedly arranged on two sides of the top end of the outer part of the connecting rod (11).

2. The excavator boom of claim 1, wherein the excavator boom is adapted to a plurality of types, and the excavator boom is characterized in that: the bending end (4) is characterized in that protruding rings (41) are fixedly arranged on two sides of the outer portion of the bending end (4), screw holes (42) are formed in the front side and the rear side of the inner portion of each protruding ring (41), and bolts (43) are fixedly arranged in the screw holes (42).

3. The multi-model excavator boom of claim 2, wherein: the front side and the rear side of the two sides of the outer top end of the bending end (4) are fixedly provided with a fixing plate (6), the middle of the inner portion of the fixing plate (6) is provided with a sliding groove (62), the inner portion of the fixing plate (6) is provided with a clamping hole (61), and the clamping hole (61) is located on the periphery of the inner portion of the sliding groove (62).

4. The multi-model excavator boom of claim 3, wherein: fixed slot (21) have all been seted up near end (4) one side of buckling in link (2) and stiff end (5) inside, bulge loop (41) are located between fixed slot (21) inside, link (2) outside top is keeping away from end (4) one side of buckling and is being fixed and be provided with the dipper.

5. The multi-model excavator boom of claim 4, wherein: the front side and the rear side on link (2) and stiff end (5) outside top are all fixed and are provided with fixed block (1), all fixed bull stick (13) of being provided with between fixed block (1) inside, bull stick (13) outside is all fixed and is provided with connecting rod (11), connecting rod (11) outside both sides are all fixed and are provided with slide bar (12).

6. The multi-model excavator boom of claim 5, wherein: the sliding rod (12) corresponds to the two sides of the fixing plate (6), the connecting rod (11) is located between the fixing plates (6), the sliding rod (12) is located between the inner portions of the sliding grooves (62), threads can be arranged on the outer portions of the sliding rod (12), and nuts are fixedly arranged on the outer portions of the sliding rod (12).

7. The multi-model excavator boom of claim 6, wherein: it dismantles ring (3) all to be fixed being provided with between end (4) of buckling and link (2), stiff end (5), dismantle ring (3) inside screw (42) have all been seted up, it is corresponding with inside screw (42) of seting up of bulge loop (41) to dismantle inside screw (42) of ring (3), it is trapezoidal and under the narrow width to dismantle ring (3) side.

8. The multi-model excavator boom of claim 7, wherein: screw (42) have all been seted up at the inside front side and the rear side of fixed slot (21) one side in link (2) and stiff end (5), screw (42) are linked together with fixed slot (21), fixed slot (21) are inside to be the arcwall form, slide bar (12) outside is all fixed and is provided with spacing ring (63), spacing ring (63) outside upper end and lower extreme are all fixed and are provided with kelly (631), kelly (631) all are located between calorie hole (61) inside.