CN204022355U - A kind of crawler crane arm head - Google Patents
A kind of crawler crane arm head Download PDFInfo
- Publication number
- CN204022355U CN204022355U CN201420470524.2U CN201420470524U CN204022355U CN 204022355 U CN204022355 U CN 204022355U CN 201420470524 U CN201420470524 U CN 201420470524U CN 204022355 U CN204022355 U CN 204022355U
- Authority
- CN
- China
- Prior art keywords
- arm
- sides
- described truss
- variable
- operating mode
- 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
The utility model discloses a kind of crawler crane arm head, it comprises symmetrically arranged truss, the front end of described truss is provided with the first communication port for connecting assembly pulley, the bottom of described truss both sides is symmetrical arranged two the second communication ports be connected with lower transition arm respectively, the 3rd communication port saving arm under the front upper part of described truss both sides is symmetrically arranged with two fixing auxiliarys respectively saves the 4th communication port of arm under being connected variable-amplitude auxiliary arm with two when variable-amplitude auxiliary arm operating mode, the rear end of the upper back of described truss both sides symmetrically arranged otic placode is respectively provided with the hinge for connecting amplitude mast when variable-amplitude auxiliary arm operating mode separately, the upper back of described truss both sides is also provided with the Connection Block for anti-hypsokinesis structure during variable-amplitude auxiliary arm operating mode.The utility model structure is simple, reduces manufacturing cost, improves production efficiency.
Description
Technical field
The utility model relates to a kind of crawler crane arm head.
Background technology
At present, the top of crawler crane work jibs is generally all connected with arm head, the epimerite of some arm heads and work jibs is welded into one, the arm head of some work jibs is independently, can save with other arm and assemble respectively, the conventional arm head also had realizes the lifting operation of various different multiplying by installing derrick block, all there is function singleness in above-mentioned arm head, the defect that manufacturing cost is high.
Utility model content
The technical problems to be solved in the utility model is the defect overcoming prior art, provides a kind of crawler crane arm head.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of crawler crane arm head of the utility model, it comprises symmetrically arranged truss, the front end of described truss is provided with the first communication port for connecting assembly pulley, the bottom of described truss both sides is symmetrical arranged two the second communication ports be connected with lower transition arm respectively, the 3rd communication port saving arm under the front upper part of described truss both sides is symmetrically arranged with two fixing auxiliarys respectively saves the 4th communication port of arm under being connected variable-amplitude auxiliary arm with two when variable-amplitude auxiliary arm operating mode, the rear end of the upper back of described truss both sides symmetrically arranged otic placode is respectively provided with the hinge for connecting amplitude mast when variable-amplitude auxiliary arm operating mode separately, the upper back of described truss both sides is also provided with the Connection Block for anti-hypsokinesis structure during variable-amplitude auxiliary arm operating mode.
The beneficial effect that the utility model reaches is:
The utility model structure is simple, reduces manufacturing cost, improves production efficiency.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model crawler crane arm head.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of crawler crane arm head of the utility model, it comprises symmetrically arranged truss 1, the front end of described truss 1 is provided with the first communication port 2 for connecting assembly pulley, the bottom of described truss 1 both sides is symmetrical arranged two the second communication ports 3 be connected with lower transition arm respectively, the 3rd communication port 4 saving arm under the front upper part of described truss 1 both sides is symmetrically arranged with two fixing auxiliarys respectively saves the 4th communication port 5 of arm under being connected variable-amplitude auxiliary arm with two when variable-amplitude auxiliary arm operating mode, the rear end of the upper back of described truss 1 both sides symmetrically arranged otic placode 5 is respectively provided with the hinge 6 for connecting amplitude mast when variable-amplitude auxiliary arm operating mode separately, the upper back of described truss 1 both sides is also provided with the Connection Block 7 for anti-hypsokinesis structure during variable-amplitude auxiliary arm operating mode.
The utility model structure is simple, reduces manufacturing cost, improves production efficiency.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (1)
1. a crawler crane arm head, it is characterized in that, comprise symmetrically arranged truss, the front end of described truss is provided with the first communication port for connecting assembly pulley, the bottom of described truss both sides is symmetrical arranged two the second communication ports be connected with lower transition arm respectively, the 3rd communication port saving arm under the front upper part of described truss both sides is symmetrically arranged with two fixing auxiliarys respectively saves the 4th communication port of arm under being connected variable-amplitude auxiliary arm with two when variable-amplitude auxiliary arm operating mode, the rear end of the upper back of described truss both sides symmetrically arranged otic placode is respectively provided with the hinge for connecting amplitude mast when variable-amplitude auxiliary arm operating mode separately, the upper back of described truss both sides is also provided with the Connection Block for anti-hypsokinesis structure during variable-amplitude auxiliary arm operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470524.2U CN204022355U (en) | 2014-08-19 | 2014-08-19 | A kind of crawler crane arm head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470524.2U CN204022355U (en) | 2014-08-19 | 2014-08-19 | A kind of crawler crane arm head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204022355U true CN204022355U (en) | 2014-12-17 |
Family
ID=52062247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420470524.2U Expired - Fee Related CN204022355U (en) | 2014-08-19 | 2014-08-19 | A kind of crawler crane arm head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204022355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105060142A (en) * | 2015-08-06 | 2015-11-18 | 徐工集团工程机械股份有限公司 | Integrally mounted and transported luffing fly jib of crawler crane |
-
2014
- 2014-08-19 CN CN201420470524.2U patent/CN204022355U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105060142A (en) * | 2015-08-06 | 2015-11-18 | 徐工集团工程机械股份有限公司 | Integrally mounted and transported luffing fly jib of crawler crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20150819 |
|
| EXPY | Termination of patent right or utility model |