CN202899183U - Engineering machinery rotary work arm - Google Patents
Engineering machinery rotary work arm Download PDFInfo
- Publication number
- CN202899183U CN202899183U CN 201220615717 CN201220615717U CN202899183U CN 202899183 U CN202899183 U CN 202899183U CN 201220615717 CN201220615717 CN 201220615717 CN 201220615717 U CN201220615717 U CN 201220615717U CN 202899183 U CN202899183 U CN 202899183U
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- CN
- China
- Prior art keywords
- arm
- dipper
- oil cylinder
- drilling rod
- engineering machinery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
An engineering machinery rotary work arm comprises a bucket rod and a drill rod and further comprises a connection device of the bucket rod and the drill rod. The engineering machinery rotary work arm is characterized in that the bucket rod and the drill rod are connected through the connection rod, and the connection rod enables the drill rod to rotate around the bucket rod. Specifically, the connection device comprises a first oil cylinder, a first rotary arm and a second rotary arm, wherein the first rotary arm and the second rotary arm are connected in a rotatable mode, the first oil cylinder is connected with the second rotary arm and the drill rod, the first rotary arm is connected with the second rotary arm in a rotatable mode, and the first rotary arm is connected with the drill rod in a rotatable mode. Due to a rotary connection structure between the drill rod and the bucket rod, the engineering machinery rotary work arm enlarges a work face of the drill rod, reduces operation intensity of an operator, improves work efficiency and quickens work process.
Description
Technical field
The utility model belongs to engineering machinery field, relates to a kind of engineering machinery rotary work arm.
Background technology
Rig in the engineering machinery field, excavators etc. are usually by the chassis, revolving body and working end, wherein the working end is comprised of swing arm and dipper usually, and swing arm links to each other with basic machine, size is larger, usually also be dipper, the terminal dipper that connects of swing arm, dipper also is drilling rod, and Main Function is to arrange the front end working portion, drilling of drill bit or bucket for example, the actions such as excavation, entrucking.
Swing arm is connected with dipper and is connected by axis of rotation, can realize the rotation in the certain limit, and when the dipper jointed rod, the connected mode of dipper and drilling rod is for being fixedly connected with, maybe can only realize by transmission devices such as chains the drilling rod translation of certain distance, the work plane scope of drilling rod is less, when needs change work plane or operation drilling rod and carry out angular transformation, need the rotation of swing arm or revolving body or engineering machinery chassis to move to realize that drilling rod arrives new work plane, complicated operation, and increased the work energy consumption.
The utility model content
Narrow and small for overcoming prior art drilling rod work plane, change difficult technological deficiency, the utility model provides a kind of engineering machinery rotary work arm.
A kind of engineering machinery rotary work arm described in the utility model comprises dipper and drilling rod, also comprises the linkage of dipper and drilling rod, it is characterized in that: described linkage connects dipper and drilling rod, and drilling rod can be rotated around dipper.
Concrete, described linkage comprises the first oil cylinder and first rotating arm, the second turning arm, described first rotating arm be connected the rotatable connection of turning arm; Described the first oil cylinder connects described the second turning arm and drilling rod, and first rotating arm connects described dipper, and is connected connection with drilling rod.
Further, realize rotatable connection by the bearing pin that is fixedly connected on the first rotating arm between described first rotating arm and the drilling rod.
Further, comprise the first oil cylinder connecting axle through hole on described the second turning arm, described the first oil cylinder is connected with the second rotation arm axle by the first oil cylinder connecting axle through hole.
Further, comprise dipper connecting axle through hole on the described first rotating arm, described first rotating arm is connected with the dipper axle by dipper connecting axle through hole.
Further, also comprise the second oil cylinder connecting axle through hole on the described first rotating arm, be connected with the second oil cylinder on the described dipper, described the second oil cylinder is connected with the first rotating arm axle by the second oil cylinder connecting axle through hole.
Adopt engineering machinery rotary work arm described in the utility model, adopt rotary connection structure between drilling rod and the dipper, enlarged the work plane of drilling rod, alleviated operating personnel's manipulation strength, operating efficiency improves, and programming is accelerated.
Description of drawings
Fig. 1 illustrates the schematic diagram of a kind of specific embodiment of the utility model;
Fig. 2 illustrates a kind of specific embodiment of the utility model in the connection diagram at dipper and drilling rod place;
Fig. 3 illustrates the connection diagram of a kind of specific embodiment of first rotating arm described in the utility model;
Fig. 4 illustrates another angle schematic diagram of a kind of specific embodiment of the present utility model;
The Reference numeral name is called among each figure: 1. dipper 2. drilling rods 3. first rotating arms 4. second turning arms 5. first oil cylinders 6. second oil cylinders 7. bearing pins 8. dipper connecting axle through holes 9. first oil cylinder connecting axle through holes 10. second oil cylinder connecting axle through holes.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.
A kind of engineering machinery rotary work arm described in the utility model comprises dipper 1 and drilling rod 2, also comprises the linkage of dipper 1 and drilling rod 2, it is characterized in that: described linkage connects dipper 1 and drilling rod 2, and drilling rod 2 can be rotated around dipper 1.
The utility model provides a kind of specific embodiment of described linkage, and linkage comprises the first oil cylinder 5 and first rotating arm 3, the second turning arm 4, described first rotating arm 3 be connected turning arm 4 rotatable connections; Described the first oil cylinder 5 connects described the second turning arm 4 and drilling rods 2, and first rotating arm 3 connects described dipper 1, and is connected rotatable connection with drilling rod.
Drilling rod 2, the first oil cylinder 5, the second turning arm 4, first rotating arm 3, dipper 1 connect successively, wherein the first oil cylinder 5 connects described the second turning arm 4 and drilling rod 2, first rotating arm connects described dipper 1, and are connected rotatable connection with drilling rod, by the flexible and dipper 1 of the first oil cylinder 5 and being rotatably connected of first rotating arm 3, realizing the rotation between dipper 1 and the drilling rod 2, is the rotation that cooperates between dipper 1 and the drilling rod 2, described first rotating arm 3 be connected turning arm 4 and be rotatable connection.
Concrete, the bearing pin through hole is installed on the drilling rod 2, will realize rotatable connection between described first rotating arm and the drilling rod by bearing pin 7.
Connection between the second turning arm 4 and the first oil cylinder 5 connects by axis of rotation, and the specific embodiment is that described the second turning arm comprises the first oil cylinder connecting axle through hole 9, and described the first oil cylinder 5 is connected with the second turning arm 4 axles by the first oil cylinder connecting axle through hole 9.
Connection between first rotating arm 3 and the dipper 1 also can connect by axis of rotation, and the specific embodiment is to comprise dipper connecting axle through hole 8 on the described first rotating arm 3, and described first rotating arm 3 is connected axle by dipper connecting axle through hole 8 and is connected with dipper.
For increasing the anglec of rotation, the second oil cylinder 6 preferably can be set increase the movable stroke that first rotating arm 3 moves relative to dipper 1, the specific embodiment is also to comprise the second oil cylinder connecting axle through hole 10 on the described first rotating arm 3, be connected with the second oil cylinder 6 on the described dipper, described the second oil cylinder 6 is connected with first rotating arm 3 axles by the second oil cylinder connecting axle through hole 10.
A specific embodiment of the present utility model can be realized the rotation of left avertence 90 degree and right avertence 30 degree, has enlarged the drilling rod job area.
Adopt engineering machinery rotary work arm described in the utility model, adopt rotary connection structure between drilling rod and the dipper, enlarged the work plane of drilling rod, alleviated operating personnel's manipulation strength, operating efficiency improves, and programming is accelerated.
Previously described is each preferred embodiment of the present utility model; design parameter among described embodiment and the embodiment only is the utility model proof procedure for clear statement utility model inventor; be not to limit scope of patent protection of the present utility model; scope of patent protection of the present utility model still is as the criterion with its claims; the equivalent structure that every utilization manual of the present utility model and accompanying drawing content are done changes, and in like manner all should be included in the protection domain of the present utility model.
Claims (6)
1. engineering machinery rotary work arm, comprise dipper (1) and drilling rod (2), also comprise the linkage of dipper (1) and drilling rod (2), it is characterized in that: described linkage connects dipper (1) and drilling rod (2), and drilling rod (2) can be rotated around dipper (1).
2. engineering machinery rotary work arm as claimed in claim 1, it is characterized in that: described linkage comprises the first oil cylinder (5) and first rotating arm (3), the second turning arm (4), described first rotating arm (3) be connected the rotatable connection of turning arm (4); Described the first oil cylinder (5) connects described the second turning arm (4) and drilling rod (2), and first rotating arm (3) connects described dipper (1), and is connected 2 with drilling rod) rotatable connection.
3. engineering machinery rotary work arm as claimed in claim 2 is characterized in that: realize rotatable connection by the bearing pin (7) that is fixedly connected on the first rotating arm (3) between described first rotating arm (3) and the drilling rod (2).
4. engineering machinery rotary work arm as claimed in claim 2, it is characterized in that: comprise the first oil cylinder connecting axle through hole (9) on described the second turning arm (4), described the first oil cylinder (5) is connected with the second turning arm (4) axle by the first oil cylinder connecting axle through hole (9).
5. engineering machinery rotary work arm as claimed in claim 2 is characterized in that: comprise dipper connecting axle through hole (8) on the described first rotating arm (3), described first rotating arm (3) is connected 1 by dipper connecting axle through hole (8) with dipper) the axle connection.
6. engineering machinery rotary work arm as claimed in claim 2, it is characterized in that: also comprise the second oil cylinder connecting axle through hole (10) on the described first rotating arm (3), be connected with the second oil cylinder (6) on the described dipper (1), described the second oil cylinder (6) is connected with first rotating arm (3) axle by the second oil cylinder connecting axle through hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615717 CN202899183U (en) | 2012-11-20 | 2012-11-20 | Engineering machinery rotary work arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615717 CN202899183U (en) | 2012-11-20 | 2012-11-20 | Engineering machinery rotary work arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202899183U true CN202899183U (en) | 2013-04-24 |
Family
ID=48119872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220615717 Expired - Fee Related CN202899183U (en) | 2012-11-20 | 2012-11-20 | Engineering machinery rotary work arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202899183U (en) |
-
2012
- 2012-11-20 CN CN 201220615717 patent/CN202899183U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20131120 |