CN204549900U - automobile crane supporting leg device - Google Patents
automobile crane supporting leg device Download PDFInfo
- Publication number
- CN204549900U CN204549900U CN201420659623.5U CN201420659623U CN204549900U CN 204549900 U CN204549900 U CN 204549900U CN 201420659623 U CN201420659623 U CN 201420659623U CN 204549900 U CN204549900 U CN 204549900U
- Authority
- CN
- China
- Prior art keywords
- swing leg
- leg
- supporting legs
- described swing
- movable supporting
- 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
A kind of automobile crane supporting leg device, the swing leg comprising movable supporting legs and be rotatably connected with described movable supporting legs, the first end of described movable supporting legs is installed on automobile, second end of described movable supporting legs and the first end of described swing leg are rotationally connected, second end of described swing leg is provided with hydraulic support leg, described movable supporting legs and described swing leg are connected as one by rotating shaft, during mode of operation, described swing leg to launch and linearly from described movable supporting legs, when receiving overlapping state, described swing leg rotates and described movable supporting legs is received folded; The utility model automobile crane supporting leg apparatus structure is simple, can not interfere automobile front axle and oil cylinder.
Description
Technical field
The utility model relates to technical field of mechanical equipment, espespecially a kind of automobile crane supporting leg device.
Background technology
At present, in the design of automobile crane supporting leg, to the interference of automobile front axle tire and Vertical Cylinders during for can effectively avoid supporting leg to pack up, the following solution of usual employing, one is by oil cylinder 180 ° reversion, but this complex structure, need to utilize a set of hydraulic efficiency pressure system to realize, structural strength is inadequate, and dangerous, maintenance rate is high.Two is change automobile front axle, move 20cm, but this can strengthen motor turning radius, increase after propons vehicle drive difficulty, also can cause motor tire accelerated wear test.It is high all to there is tooling cost in above-mentioned two kinds of terms of settlement, the problems such as technology relative complex.
Utility model content
The purpose of this utility model be to provide a kind of with swing leg to avoid supporting leg to pack up time automobile crane supporting leg device that automobile front axle tire and Vertical Cylinders are interfered.
For this reason, the utility model provides a kind of automobile crane supporting leg device, comprise movable supporting legs, and the swing leg to be rotatably connected with described movable supporting legs, the first end of described movable supporting legs is installed on automobile, second end of described movable supporting legs and the first end of described swing leg are rotationally connected, second end of described swing leg is provided with hydraulic support leg, described movable supporting legs and described swing leg are connected as one by rotating shaft, during mode of operation, described swing leg to launch and linearly from described movable supporting legs, when receiving overlapping state, described swing leg rotates and described movable supporting legs is received folded.
The first end of described movable supporting legs second end, swing leg is respectively equipped with the axis hole connected by described rotating shaft, and described swing leg rotates around described rotating shaft, axis hole.
Described movable supporting legs is provided with pin hole, described swing leg is respectively equipped with receipts overlapping state jack when mode of operation jack that corresponding described swing leg organizes work and corresponding described swing leg receive overlapping state.
Described swing leg is when deployed condition, and the mode of operation jack on the corresponding described swing leg of the pin hole on described movable supporting legs is also fixed by a latch.
Described swing leg is when receiving overlapping state, and the receipts overlapping state jack on the corresponding described swing leg of the pin hole on described movable supporting legs is also fixed by a latch.
The axis hole that mode of operation jack on described swing leg is positioned at described swing leg is neighbouring longitudinally towards described swing leg second end position place, and described receipts overlapping state jack is positioned at the lateral position near the axis hole of described swing leg.
Described swing leg is provided with pin hole, described movable supporting legs is respectively equipped with receipts overlapping state jack when mode of operation jack that corresponding described swing leg organizes work and corresponding described swing leg receive overlapping state.
Described swing leg is when deployed condition, and the mode of operation jack on the corresponding described movable supporting legs of the pin hole on described swing leg is also fixed by a latch.
Described swing leg is when receiving overlapping state, and the receipts overlapping state jack on the corresponding described movable supporting legs of the pin hole on described swing leg is also fixed by a latch.
Relative to prior art, the utility model automobile crane supporting leg device is by the swing leg arranging movable supporting legs and can fold around the expansion of described movable supporting legs one end, receipts, described hydraulic support leg is installed on described swing leg, described swing leg is launched time easily in working order, when receiving overlapping state, receive folded described swing leg on described movable supporting legs, avoid the defect that described supporting leg easily interferes automobile front axle, oil cylinder.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the utility model automobile crane supporting leg device.
Fig. 2 is the working state figure of the utility model automobile crane supporting leg device.
Fig. 3 is the receipts overlapping state figure of the utility model automobile crane supporting leg device.
Detailed description of the invention
Refer to shown in Fig. 1 to Fig. 3, the swing leg 20 that the utility model automobile crane supporting leg device comprises movable supporting legs 10 and is rotatably connected with described movable supporting legs 10.The first end of described movable supporting legs 10 is installed on automobile 50, and the second end of described movable supporting legs 10 and the first end of described swing leg 20 are rotationally connected, and the second end of described swing leg 20 is provided with hydraulic support leg 40.
Second end of described movable supporting legs 10, the first end of swing leg 20 are respectively equipped with corresponding axis hole 11,21, and described movable supporting legs 10 is inserted in described axis hole 11,21 to connect rotationally by a rotating shaft 13 with described swing leg 20.As shown in Figure 2, during mode of operation, described swing leg 20 turns to the state that is in line with described movable supporting legs 10 around described rotating shaft 13 and stretches out work to make described hydraulic support leg 40 emphasis.Emphasis is consulted shown in Fig. 3, when receiving overlapping state, described swing leg 20 turns to and described movable supporting legs 10 one-tenth closed state around described rotating shaft 13, can be become 90 degree of angles or less acute angle each other, namely from mode of operation to receipts overlapping state, described swing leg 20 must rotate and reach more than 90 degree.
Simultaneously, described movable supporting legs 10 is provided with a pin hole 12 in described axis hole front end, be provided with mode of operation jack 22 near the axis hole 21 of described swing leg 20, receive overlapping state jack 23, described mode of operation jack 22 is positioned at longitudinal side near described axis hole 21, and described receipts overlapping state jack 23 is positioned at horizontal side near described axis hole 21.In specific implementation process, the pin hole 12 of described movable supporting legs 10 can with the mode of operation jack 22 of described swing leg 20, receive overlapping state jack 23 and exchange, as long as namely described movable supporting legs 10 and in described swing leg 20 arrange the jack 22,23 of two states.Described pin hole 12 and described mode of operation jack 22, to receive overlapping state jack 23 fixing by latch 30.
When needing lifting work, first extract described latch 30, rotate described swing leg 20, described swing leg 20 and described movable supporting legs 10 are in line shape,, described latch 30 is inserted in corresponding pin hole 12, mode of operation jack 22 meanwhile, make described swing leg 20 fixing not rotatable.
When needs go back to receipts overlapping state from mode of operation, extract latch 30, rotate described swing leg 20, make described swing leg 20 superimposed with described movable supporting legs 10, meanwhile, described latch 30 inserted corresponding pin hole 12, receive in overlapping state jack 22, make described swing leg 20 not rotatable.
Compared to prior art, the utility model automobile crane supporting leg device is by the swing leg 20 arranging movable supporting legs 10 and can fold around the expansion of described movable supporting legs 10 one end, receipts, described hydraulic support leg 40 is installed on described swing leg 20, described swing leg 20 is launched time easily in working order, when receiving overlapping state, receive folded described swing leg 20 on described movable supporting legs 10, avoid the defect that described supporting leg easily interferes automobile front axle, oil cylinder.
Claims (9)
1. an automobile crane supporting leg device, it is characterized in that: comprise movable supporting legs, and the swing leg to be rotatably connected with described movable supporting legs, the first end of described movable supporting legs is installed on automobile, second end of described movable supporting legs and the first end of described swing leg are rotationally connected, second end of described swing leg is provided with hydraulic support leg, described movable supporting legs and described swing leg are connected as one by rotating shaft, during mode of operation, described swing leg to launch and linearly from described movable supporting legs, when receiving overlapping state, described swing leg rotates and described movable supporting legs is received folded.
2. automobile crane supporting leg device as claimed in claim 1, is characterized in that: the first end of described movable supporting legs second end, swing leg is respectively equipped with the axis hole connected by described rotating shaft, and described swing leg rotates around described rotating shaft, axis hole.
3. automobile crane supporting leg device as claimed in claim 2, it is characterized in that: described movable supporting legs is provided with pin hole, described swing leg is respectively equipped with receipts overlapping state jack when mode of operation jack that corresponding described swing leg organizes work and corresponding described swing leg receive overlapping state.
4. automobile crane supporting leg device as claimed in claim 3, is characterized in that: described swing leg is when deployed condition, and the mode of operation jack on the corresponding described swing leg of the pin hole on described movable supporting legs is also fixed by a latch.
5. automobile crane supporting leg device as claimed in claim 3, is characterized in that: described swing leg is when receiving overlapping state, and the receipts overlapping state jack on the corresponding described swing leg of the pin hole on described movable supporting legs is also fixed by a latch.
6. the automobile crane supporting leg device as described in claim 4 or 5, it is characterized in that: the axis hole that the mode of operation jack on described swing leg is positioned at described swing leg is neighbouring longitudinally towards described swing leg second end position place, and described receipts overlapping state jack is positioned at the lateral position near the axis hole of described swing leg.
7. automobile crane supporting leg device as claimed in claim 2, it is characterized in that: described swing leg is provided with pin hole, described movable supporting legs is respectively equipped with receipts overlapping state jack when mode of operation jack that corresponding described swing leg organizes work and corresponding described swing leg receive overlapping state.
8. automobile crane supporting leg device as claimed in claim 7, is characterized in that: described swing leg is when deployed condition, and the mode of operation jack on the corresponding described movable supporting legs of the pin hole on described swing leg is also fixed by a latch.
9. automobile crane supporting leg device as claimed in claim 7, is characterized in that: described swing leg is when receiving overlapping state, and the receipts overlapping state jack on the corresponding described movable supporting legs of the pin hole on described swing leg is also fixed by a latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420659623.5U CN204549900U (en) | 2014-11-07 | 2014-11-07 | automobile crane supporting leg device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420659623.5U CN204549900U (en) | 2014-11-07 | 2014-11-07 | automobile crane supporting leg device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204549900U true CN204549900U (en) | 2015-08-12 |
Family
ID=53825036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420659623.5U Expired - Fee Related CN204549900U (en) | 2014-11-07 | 2014-11-07 | automobile crane supporting leg device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204549900U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379852A (en) * | 2016-10-08 | 2017-02-08 | 苏州威尔特铝合金升降机械有限公司 | Electromechanical interlocking mechanism for mast type aerial work platform landing leg |
| CN111873952A (en) * | 2020-08-13 | 2020-11-03 | 青岛中汽特种汽车有限公司 | Engineering vehicle landing leg rotating fixing and detecting device |
-
2014
- 2014-11-07 CN CN201420659623.5U patent/CN204549900U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379852A (en) * | 2016-10-08 | 2017-02-08 | 苏州威尔特铝合金升降机械有限公司 | Electromechanical interlocking mechanism for mast type aerial work platform landing leg |
| CN111873952A (en) * | 2020-08-13 | 2020-11-03 | 青岛中汽特种汽车有限公司 | Engineering vehicle landing leg rotating fixing and detecting device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20191107 |