CN215406222U - Bucket rocker arm mechanism of excavator - Google Patents
Bucket rocker arm mechanism of excavator Download PDFInfo
- Publication number
- CN215406222U CN215406222U CN202121887275.3U CN202121887275U CN215406222U CN 215406222 U CN215406222 U CN 215406222U CN 202121887275 U CN202121887275 U CN 202121887275U CN 215406222 U CN215406222 U CN 215406222U
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- Prior art keywords
- rocker
- rocker arm
- arc
- excavator
- bucket
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- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- -1 silt Substances 0.000 description 1
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Abstract
The utility model discloses a bucket rocker mechanism of an excavator, and relates to the technical field of excavator rocker arms. The utility model comprises a driving arm, a rocker arm mechanism and a bucket, wherein the rocker arm mechanism comprises a rocker bracket and an arc-shaped rocker arm. Aiming at the problems that the existing single rocker arm structure is small in working range, cannot meet the requirements of some special working conditions and is easy to damage a hydraulic cylinder, the excavator is provided with the driving arm, the rocker arm mechanism and the bucket, wherein the rocker arm mechanism comprises a rocker arm support and an arc-shaped rocker arm, the rocker arm support and the arc-shaped rocker arm expand the working range of the excavator, the adaptability of the excavator to different working condition operations is improved, the hydraulic cylinder is arranged at the rear end, the hydraulic cylinder is effectively protected, and the service life of the hydraulic cylinder is prolonged.
Description
Technical Field
The utility model belongs to the technical field of excavator rocker arms, and particularly relates to a bucket rocker arm mechanism of an excavator.
Background
The materials excavated by the excavator mainly comprise soil, coal, silt, soil after pre-loosening and rock; in view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator becomes one of the most important construction machines in construction; with the forward development of society, people have higher and higher technical requirements on the excavator.
Excavator equipment in the market generally adopts single rocking arm structure, and this kind of single rocking arm equipment's characteristics are that working range is little, can not satisfy the demand of some special operating modes, and the pneumatic cylinder is in the front end, lacks protection device, causes the pneumatic cylinder to damage easily.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical defects, the utility model aims to provide a bucket rocker arm mechanism of an excavator, which solves the problems that the existing single rocker arm structure is small in working range, cannot meet the requirements of some special working conditions and is easy to damage a hydraulic cylinder by arranging a driving arm, a rocker arm mechanism and a bucket, wherein the rocker arm mechanism comprises a rocker bracket and an arc-shaped rocker arm.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a bucket rocker arm mechanism of an excavator, which comprises a driving arm, wherein the upper surface of the driving arm is provided with a first groove and a second groove; the first groove is communicated with the second groove; a hydraulic rod is arranged in the first groove; positioning seats are arranged at two ends of the second groove; the rocker mechanism comprises a rocker bracket and an arc-shaped rocker arm; the rocker bracket comprises a first rocker, a second rocker and a third rocker; the first rocker, the second rocker and the positioning seat are rotatably connected through a second rotating shaft; the lower parts of the first rocker and the second rocker are both provided with first through holes; a second through hole is formed in the positioning seat; the first through hole and the second through hole have the same aperture size; the second rotating shaft is inserted into the first through hole and the second through hole; the first rocker and the second rocker are connected through a third rocker; the lower end of the first rocker is fixedly connected with one end of the hydraulic rod; one end of the arc rocker arm is fixedly connected with the upper end of the second rocker; the outer surface of the bucket is provided with a first connecting plate; the lower part of the first connecting plate is rotationally connected with one end of the driving arm; the upper part of the first connecting plate is fixedly connected with the other end of the arc-shaped rocker arm.
Preferably, a first connecting hole is formed in the side surface of one end of the driving arm; a first notch is formed in the middle of the other end of the driving arm; and a second connecting hole is formed in the side face of the other end of the driving arm.
Preferably, a hydraulic cylinder is rotatably connected in the first groove through a first rotating shaft; a hydraulic rod is connected in the hydraulic cylinder in a sliding manner; one end of the hydraulic rod, which is far away from the hydraulic cylinder, is fixedly connected with a first connecting lug; the first connecting lug is fixedly connected with the lower end of the first rocker through a bolt.
Preferably, the upper end of the first rocker and one end of the third rocker, and the upper end of the second rocker and the other end of the third rocker are rotatably connected through a third rotating shaft.
Preferably, the arc-shaped rocker arm comprises a first connecting rod and a first arc-shaped block; one end of the first connecting rod is fixedly connected with one end of the first arc-shaped block; the other end of the first arc-shaped block is fixedly connected with the first connecting plate through a second connecting rod.
The utility model has the beneficial effects that:
aiming at the problems that the existing single rocker arm structure is small in working range, cannot meet the requirements of some special working conditions and is easy to damage a hydraulic cylinder, the excavator is provided with the driving arm, the rocker arm mechanism and the bucket, wherein the rocker arm mechanism comprises a rocker arm support and an arc-shaped rocker arm, the rocker arm support and the arc-shaped rocker arm expand the working range of the excavator, the adaptability of the excavator to different working condition operations is improved, the hydraulic cylinder is arranged at the rear end, the hydraulic cylinder is effectively protected, and the service life of the hydraulic cylinder is prolonged.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a bucket swing arm mechanism of an excavator according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a schematic structural view of the rocker mechanism of the present invention;
FIG. 5 is a schematic diagram of the hydraulic ram of the present invention;
fig. 6 is a schematic structural view of the driving arm of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-driving arm, 2-first groove, 3-second groove, 4-first rocker, 5-second rocker, 6-third rocker, 7-first connecting rod, 8-first arc block, 9-bucket, 10-first connecting plate, 11-hydraulic rod, 12-second connecting rod, 13-hydraulic cylinder, 14-first connecting lug, 15-positioning seat, 16-first through hole, 17-second through hole, 101-first connecting hole, 102-second connecting hole, and 103-first notch.
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.
Examples
Referring to fig. 1-6, the present invention is a bucket rocker arm mechanism of an excavator, including a driving arm 1, wherein the upper surface of the driving arm 1 is provided with a first groove 2 and a second groove 3; the first groove 2 is communicated with the second groove 3; a hydraulic rod 11 is arranged in the first groove 2; two ends of the second groove 3 are provided with positioning seats 15; the rocker mechanism comprises a rocker bracket and an arc-shaped rocker arm; the rocker bracket comprises a first rocker 4, a second rocker 5 and a third rocker 6; the first rocker 4, the second rocker 5 and the positioning seat 15 are rotatably connected through a second rotating shaft; the lower parts of the first rocker 4 and the second rocker 5 are both provided with a first through hole 16; a second through hole 17 is formed in the positioning seat 15; the aperture sizes of the first through hole 16 and the second through hole 17 are consistent; the second rotating shaft is inserted into the first through hole 16 and the second through hole 17; the first rocker 4 is connected with the second rocker 5 through a third rocker 6; the lower end of the first rocker 4 is fixedly connected with one end of a hydraulic rod 11; one end of the arc rocker arm is fixedly connected with the upper end of the second rocker 5; a bucket 9, wherein the outer surface of the bucket 9 is provided with a first connecting plate 10; the lower part of the first connecting plate 10 is rotationally connected with one end of the driving arm 1; the upper part of the first connecting plate 10 is fixedly connected with the other end of the arc-shaped rocker arm.
Furthermore, a first connecting hole 101 is formed in the side surface of one end of the driving arm 1; a first notch 103 is arranged in the middle of the other end of the driving arm 1; the other end side of the driving arm 1 is provided with a second connecting hole 102.
Further, a hydraulic cylinder 13 is rotatably connected in the first groove 2 through a first rotating shaft; a hydraulic rod 11 is connected in the hydraulic cylinder 13 in a sliding manner; one end of the hydraulic rod 11 far away from the hydraulic cylinder 13 is fixedly connected with a first connecting lug 14; the first connecting lug 14 is fixedly connected with the lower end of the first rocker 4 through a bolt.
Further, the upper end of the first rocker 4 is rotatably connected with one end of the third rocker 6, the upper end of the second rocker 5 is rotatably connected with the other end of the third rocker 6 through a third rotating shaft.
Further, the arc rocker arm comprises a first connecting rod 7 and a first arc block 8; one end of the first connecting rod 7 is fixedly connected with one end of the first arc-shaped block 8; the other end of the first arc-shaped block 8 is fixedly connected with a first connecting plate 10 through a second connecting rod 12.
During the use, start hydraulic cylinder 13, hydraulic stem 11 drives first rocker 4 motion, and first rocker 4 drives the motion of second rocker 5 through third rocker 6, and the arc rocking arm moves thereupon, and the arc rocking arm drives scraper bowl 9 and excavates the operation, and the working range of excavator has been enlarged to rocker support and arc rocking arm, has improved the adaptability of excavator to different operating mode operations, and hydraulic cylinder 13 is in the rear end, has protected hydraulic cylinder 13 effectively, has improved hydraulic cylinder 13's life.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A bucket rocker mechanism of an excavator is characterized in that: comprises that
The driving arm (1), the upper surface of the driving arm (1) is provided with a first groove (2) and a second groove (3); the first groove (2) is communicated with the second groove (3); a hydraulic rod (11) is arranged in the first groove (2); positioning seats (15) are arranged at two ends of the second groove (3);
the rocker mechanism comprises a rocker bracket and an arc-shaped rocker arm; the rocker bracket comprises a first rocker (4), a second rocker (5) and a third rocker (6); the first rocker (4), the second rocker (5) and the positioning seat (15) are rotatably connected through a second rotating shaft; the lower parts of the first rocker (4) and the second rocker (5) are both provided with a first through hole (16); a second through hole (17) is formed in the positioning seat (15); the aperture sizes of the first through hole (16) and the second through hole (17) are consistent; the second rotating shaft is inserted into the first through hole (16) and the second through hole (17); the first rocker (4) is connected with the second rocker (5) through a third rocker (6); the lower end of the first rocker (4) is fixedly connected with one end of a hydraulic rod (11); one end of the arc rocker arm is fixedly connected with the upper end of the second rocker (5);
the outer surface of the bucket (9) is provided with a first connecting plate (10); the lower part of the first connecting plate (10) is rotationally connected with one end of the driving arm (1); the upper part of the first connecting plate (10) is fixedly connected with the other end of the arc-shaped rocker arm.
2. The bucket rocker mechanism of an excavator according to claim 1, wherein one end side of the driving arm (1) is provided with a first connecting hole (101); a first notch (103) is formed in the middle of the other end of the driving arm (1); and a second connecting hole (102) is formed in the side face of the other end of the driving arm (1).
3. The bucket rocker mechanism of an excavator according to claim 1 or 2, wherein a hydraulic cylinder (13) is rotatably connected in the first groove (2) through a first rotating shaft; a hydraulic rod (11) is connected in the hydraulic cylinder (13) in a sliding manner; one end of the hydraulic rod (11) far away from the hydraulic cylinder (13) is fixedly connected with a first connecting lug (14); the first connecting lug (14) is fixedly connected with the lower end of the first rocker (4) through a bolt.
4. The bucket rocker mechanism of an excavator according to claim 3, wherein the upper end of the first rocker (4) is rotatably connected with one end of the third rocker (6), and the upper end of the second rocker (5) is rotatably connected with the other end of the third rocker (6) through a third rotating shaft.
5. The bucket rocker mechanism of an excavator according to claim 1 or 2, wherein the arc-shaped rocker arm comprises a first connecting rod (7) and a first arc-shaped block (8); one end of the first connecting rod (7) is fixedly connected with one end of the first arc-shaped block (8); the other end of the first arc-shaped block (8) is fixedly connected with the first connecting plate (10) through a second connecting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121887275.3U CN215406222U (en) | 2021-08-12 | 2021-08-12 | Bucket rocker arm mechanism of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121887275.3U CN215406222U (en) | 2021-08-12 | 2021-08-12 | Bucket rocker arm mechanism of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215406222U true CN215406222U (en) | 2022-01-04 |
Family
ID=79662566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121887275.3U Expired - Fee Related CN215406222U (en) | 2021-08-12 | 2021-08-12 | Bucket rocker arm mechanism of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215406222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115559368A (en) * | 2022-09-28 | 2023-01-03 | 徐州杰创机械有限公司 | Multi-link mechanism convenient for digging and used for connecting digging bucket |
-
2021
- 2021-08-12 CN CN202121887275.3U patent/CN215406222U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115559368A (en) * | 2022-09-28 | 2023-01-03 | 徐州杰创机械有限公司 | Multi-link mechanism convenient for digging and used for connecting digging bucket |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220104 |