CN203558754U - Crane and tractor - Google Patents
Crane and tractor Download PDFInfo
- Publication number
- CN203558754U CN203558754U CN201320423003.7U CN201320423003U CN203558754U CN 203558754 U CN203558754 U CN 203558754U CN 201320423003 U CN201320423003 U CN 201320423003U CN 203558754 U CN203558754 U CN 203558754U
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- China
- Prior art keywords
- motor
- hoisting device
- driven
- arm
- hoisting
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000003921 oil Substances 0.000 claims description 55
- 230000008859 change Effects 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 6
- 239000002828 fuel tank Substances 0.000 claims description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 230000006872 improvement Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model provides a crane which can be used on a tractor. The crane comprises a lifting jib, a pillar, a driving device for providing power, a telescoping device and a rope reeling mechanism, wherein one end of the lifting jib is arranged on the pillar; one end of the telescoping device is arranged on the lifting jib, the other end of the telescoping device is arranged on the pillar, the telescoping device is driven by the driving device; the rope reeling mechanism is arranged on the pillar, is used for tightening or loosening a sling and is driven by the driving device. The crane with the structure is hydraulic, the lifting tonnage is effectively increased, the rope reeling is easily controlled, and the reliability is high. Moreover, the utility model also provides the tractor equipped with the crane.
Description
Technical field
The utility model relates to agricultural mechanical field, particularly a kind of hoisting device and trac..
Background technology
Deep propelling along with agricultural modernization, the field machines such as trac. have been widely used in vast rural area, the function of now widely used trac. is relatively single, be mainly used in conveying goods, part Multipurpose tractor also can be used for hoisting heavy, first weight is lifted on compartment, then transports by trac..
At present, trac. that can hoisting heavy, hoisting device is placed on trac. compartment, and hoisting device is mainly mechanical type hoisting device, and the rotating disk of mechanical type hoisting device is mechanical type rotating disk, rotates comparatively difficultly, and and it is comparatively serious to wear and tear.In addition, adopt the trac. of mechanical type hoisting device, lifting tonnage is less, and hoist cable is regained also more difficult control.
Instantly, hydraulic mechanical device extensively uses in engineering machinery field, the advantage such as fluid pressure type device has noiselessness or noise is low, stable working, functional reliability is high and bearing capacity is large.Generally speaking, at machinery industry, no matter be field machine or construction machinery and equipment, fluid pressure type replaces mechanical type to become irreversible trend.
In sum, invent a kind of fluid pressure type hoisting device applying on trac., become the problem that this area staff needs solution badly.
Utility model content
Based on the deficiencies in the prior art, one of problem to be solved in the utility model is to provide the hoisting device that a kind of hoisting weight is large, functional reliability is good.
It is large that two of problem to be solved in the utility model is to provide a kind of hoisting weight, the trac. that functional reliability is high.
For one of solving the problems of the technologies described above, the utility model proposes a kind of hoisting device, for trac., comprise arm, column and for the actuating device of power is provided, one end of described arm is placed on described column, described hoisting device also comprises:
Retractor device, one end of described retractor device is placed on described arm, and the other end of described retractor device is placed on described column, and described retractor device is driven by described actuating device;
Mechanism of twisting rope, described mechanism of twisting rope is placed on described column, and described mechanism of twisting rope is used for tightening up or loosening hoist cable, and described mechanism of twisting rope is driven by described actuating device.
As the improvement on the one hand of a kind of hoisting device of the utility model, described hoisting device also comprises that described steering hardware is placed on described column for rotating the steering hardware of described arm.
As the improvement on the one hand of a kind of hoisting device of the utility model, described retractor device is oil cylinder, and described oil cylinder is communicated with described actuating device by pipeline.
As the improvement on the one hand of a kind of hoisting device of the utility model, described mechanism of twisting rope comprises the first motor and reel, and described reel is driven by described the first motor, and described the first motor is communicated with described actuating device by pipeline.
As the improvement on the one hand of a kind of hoisting device of the utility model, described steering hardware comprises worm and gear and the second motor, and described worm screw is driven by described the second motor, and described the second motor is communicated with described actuating device by pipeline.
As the improvement on the one hand of a kind of hoisting device of the utility model, described actuating device is oil pump, and described oil pump is driven by power takeoff, and one end of described power takeoff is connected with the change speed gear box of being located at described power takeoff one side.
As the improvement on the one hand of a kind of hoisting device of the utility model, described oily delivery side of pump is also provided with valve group, and described valve group is used for controlling described oil cylinder, described the first motor and described the second motor.
As the improvement on the one hand of a kind of hoisting device of the utility model, the input end of described oil pump is provided with the fuel tank for splendid attire hydraulic oil.
As the improvement on the one hand of a kind of hoisting device of the utility model, described arm is provided with hoist cable, and one end of described hoist cable is placed on described reel, and the other end of described hoist cable is provided with suspension hook.
The hoisting device of said structure, comprises arm, retractor device and mechanism of twisting rope, and particularly, retractor device comprises oil cylinder, and oil cylinder is used for supporting arm, and the elongating or shortening of oil cylinder drives jib to raise up or sagging, thereby realizes the lifting of weight or put down.Fluid pressure type hoisting device applies on trac., and trac. lifting tonnage effectively increases, and more easily control, and reliability is higher.
For address the above problem two, the utility model also proposes a kind of trac., comprises the hoisting device that is placed on trac. and is placed in the supporting leg on tractor chassis, described hoisting device is hoisting device as above.
Above-mentioned hoisting device have lifting tonnage large, serving control etc. are more easy, the trac. that above-mentioned hoisting device is installed also has corresponding advantage, does not repeat them here.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.
Fig. 1 is the structural representation of a kind of hoisting device of the utility model embodiment;
Fig. 2 is the structural representation of the reel part of a kind of hoisting device of the utility model embodiment;
Fig. 3 is the structural representation of the rotating disk part of a kind of hoisting device of the utility model embodiment.
1 fuel tank 2 joystick 3 change speed gear box 4 power takeoffs
5 oil pump 6 valve group 7 rotating disk 8 columns
9 rotating shaft 10 reel 11 pulley 12 oil cylinders
13 arm 14 hoist cable 15 suspension hook 16 first motors
17 first gear 18 second gear 19 second motor 20 worm screws
21 worm gears
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Hoisting device as shown in Figure 1, for trac., comprises arm 13 for hoisting heavy, for supporting the column 8 of arm 13 one end, and for the actuating device of power is provided, the top of one end of arm 13 and column 8 is hinged.Also comprise retractor device, particularly, retractor device is oil cylinder 12, and one end of oil cylinder 12 is placed on arm 13, and the other end of oil cylinder 12 is located on column 8, and column 8 is provided with bearing pin, and one end and the bearing pin of oil cylinder 12 are hinged.Hoisting device also comprises mechanism of twisting rope, and mechanism of twisting rope is placed on column 8, and mechanism of twisting rope is driven by actuating device, for tightening up or loosening hoist cable 14.
In technique scheme, as shown in Figure 2, mechanism of twisting rope comprises the first motor 16 and reel 10, reel 10 is for being wound around hoist cable 14, by the first motor 16, driven, particularly, the output shaft of the first motor 16 is provided with the first gear 17, the first gear 17 1 sides are provided with second gear 18 that can mesh with the first gear 17, the gear wheel shaft of the second gear 18 is fixedly connected with reel 10, the first motor 16 is driven by actuating device, during the first motor 16 rotation, drive the first gear 17 rotations, the first gear 17 drives the second gear 18 rotations, the second gear 18 is by 10 rotations of gear wheel shaft band movable reel, the rotation of reel 10, realize tightening up or loosening of hoist cable 14.
In technique scheme, hoisting device also comprises steering hardware, steering hardware is placed on column 8, comprise rotating shaft 9 and rotating disk 7, particularly, rotating disk 7 is placed on column 8, and rotating shaft 9 is placed on rotating disk 7, steering hardware is used for driving arm 13 to turn to, and one end and the mechanism of twisting rope of one end of oil cylinder 12, arm 13 are all placed in rotating shaft 9.It should be noted that, in oil cylinder 12, be provided with piston and piston rod, oil cylinder 12 comprises rod chamber and rodless cavity, can select any one end of oil cylinder 12 to be connected with arm 13, in this no limit.As shown in Figure 3, the rotating disk 7 of steering hardware comprises the second motor 19 and worm and gear, the second motor 19 is driven by actuating device, the output shaft of the second motor 19 is fixedly connected with worm screw 20, and the second motor 19 rotates, and drives worm screw 20 to rotate, thereby drive worm gear 21 to rotate, worm gear 21 and the internally toothed annulus engagement of being located on column 8, when worm gear 21 drives internally toothed annulus to rotate, arm 13 grades of being located on steering hardware are rotated together.
It should be noted that, above-mentioned actuating device is oil pump 5, oil pump 5 is respectively oil cylinder 12, the first motor 16 and the second motor 19 pressure oil is provided, particularly, oil pump 5 is by power takeoff 4 driven rotary, and the input end of oil pump 5 is provided with fuel tank 1, and the mouth of oil pump 5 is provided with valve group 6, high pressure liquid force feed process valve group 6, and can flow into oil cylinder 12, the first motor 16 and the second motor 19 through the control of valve group 6.When high pressure liquid force feed flows into the rodless cavity of oil cylinder 12, oil cylinder 12 extends gradually, and arm 13 raises up thereupon, after hoisting heavy completes, and the rod chamber oil-feed of oil cylinder 12, rodless cavity is fuel-displaced, and oil cylinder 12 shrinks gradually, and arm 13 puts down thereupon.
In technique scheme, for back-wheel drive type trac., power takeoff 4 can be placed on rear-guard change speed gear box, for non-rear-guard type trac., power takeoff 4 can be placed on main-gear box power take-off shaft, on change speed gear box 3, be also provided with the joystick 2 for gear shift, change speed gear box 3 is by driven by engine, and realizes the separated or combination with driving engine by power-transfer clutch.
For making arm 13 scope of work of hoisting device wider, oil cylinder 12 can be collapsible oil cylinder, particularly, can be two-segment type oil cylinder, can be also three-section type oil cylinder, when oil cylinder 12 stretches out or retracts, can stretch out section by section or retract, also can sequentially stretch out or retract, at this, not do concrete restriction.
In addition, for increasing the scope of work of the arm 13 of hoisting device, also multi-section type arm 13 can be set, multi-section type arm 13 must be at interior oil cylinder and the drag-line of arranging of arm 13, and the flexible drive drag-line of oil cylinder, pulls out arm section by section by drag-line.
In technique scheme, on column 8, also pulley 11 can be set, arm 13 is provided with hoist cable 14, one end of hoist cable 14 is walked around pulley 11 and is connected with reel 10, the other end of hoist cable 14 is provided with suspension hook 15, hoist cable 14 can be steel rope, and the model of hoist cable 14 and suspension hook 15 is varied, can select different hoist cable 14 and suspension hook 15 according to the size of weight.
It should be noted that, reel 10 can be elevator, for driving the motor of elevator to be arranged at one end of elevator, while reclaiming hoist cable 14, hoist cable 14 is wound on elevator, while emitting hoist cable 14 successively, it should be noted that for the sake of security, the hoist cable 14 being wound on elevator can not be less than three circles.Adopt elevator structure folding and unfolding hoist cable 14, can effectively extend the service life of hoist cable 14.
The hoisting device of said structure, tool has the following advantages:
First, lifting tonnage increases, and reliability is higher.The hoisting device of said structure, comprises arm 13, retractor device and mechanism of twisting rope, particularly, retractor device comprises oil cylinder 12, and oil cylinder 12 is for supporting arm 13, the elongating or shortening of oil cylinder 12, drive arm 13 raise up or transfer, thereby realize the lifting of weight or put down.Adopt fluid pressure type hoisting device, lifting tonnage effectively increases, and reliability is higher.
Secondly, more easily control.The hoisting device of said structure, comprise for controlling the valve group 6 of oil cylinder 12, the first motor 16 and the second motor 19, they without wheel, be the amplitude that raises up of arm 13, or the serving of mechanism of twisting rope is how many or the steering angle of steering hardware, all can realize by control cock group 6.When arm 13 comprises more piece jib, stretching out or retracting of more piece jib can be by 6 realizations of control cock group.Therefore, control is more easy.
Again, operating noise is little, stable working.The hoisting device of said structure, owing to adopting hydraulic hoisting apparatus, therefore, noise is less, works more steady.
In addition, the utility model also proposes a kind of trac., comprises hoisting device as above.Above-mentioned hoisting device has advantages of, the trac. of above-mentioned hoisting device is installed, and also has accordingly associated advantages.In addition,, for preventing that trac. from tumbling when the hoisting heavy, on tractor chassis, be also provided with supporting leg, supporting leg can be oil cylinder, by the flexible folding and unfolding that realizes supporting leg of oil cylinder, in trac. driving process, supporting leg is in contraction state, and trac. is when hoisting heavy, and supporting leg is opened.It should be noted that, stretching out or retracting of supporting leg, can realize by control cock group 6.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a hoisting device, for trac., comprises arm (13), column (8) and for the actuating device of power is provided, it is upper that one end of described arm (13) is placed in described column (8), it is characterized in that, described hoisting device also comprises:
Retractor device, it is upper that one end of described retractor device is placed in described arm (13), and it is upper that the other end of described retractor device is placed in described column (8), and described retractor device is driven by described actuating device;
Mechanism of twisting rope, it is upper that described mechanism of twisting rope is placed in described column (8), and described mechanism of twisting rope is used for tightening up or loosens hoist cable (14), and described mechanism of twisting rope is driven by described actuating device.
2. hoisting device according to claim 1, is characterized in that, described hoisting device also comprises that described steering hardware is placed on described column (8) for rotating the steering hardware of described arm (13).
3. hoisting device according to claim 1, is characterized in that, described retractor device is oil cylinder (12), and described oil cylinder (12) is communicated with described actuating device by pipeline.
4. hoisting device according to claim 1, it is characterized in that, described mechanism of twisting rope comprises the first motor (16) and reel (10), and described reel (10) is driven by described the first motor (16), and described the first motor (16) is communicated with described actuating device by pipeline.
5. hoisting device according to claim 2, it is characterized in that, described steering hardware comprises worm gear (21) worm screw (20) and the second motor (19), and described worm screw (20) is driven by described the second motor (19), and described the second motor (19) is communicated with described actuating device by pipeline.
6. according to the hoisting device described in any one in claim 1 to 5, it is characterized in that, described actuating device is oil pump (5), and described oil pump (5) is driven by power takeoff (4), and one end of described power takeoff (4) is connected with the change speed gear box (3) of being located at described power takeoff (4) one sides.
7. hoisting device according to claim 1, is characterized in that, described retractor device is oil cylinder (12), and described oil cylinder (12) is communicated with described actuating device by pipeline; Described mechanism of twisting rope comprises the first motor (16) and reel (10), and described reel (10) is driven by described the first motor (16), and described the first motor (16) is communicated with described actuating device by pipeline; Described hoisting device also comprises that, for rotating the steering hardware of described arm (13), described steering hardware is placed on described column (8); Described steering hardware comprises worm gear (21) worm screw (20) and the second motor (19), and described worm screw (20) is driven by described the second motor (19), and described the second motor (19) is communicated with described actuating device by pipeline; Described actuating device is oil pump (5), and described oil pump (5) is driven by power takeoff (4), and one end of described power takeoff (4) is connected with the change speed gear box (3) of being located at described power takeoff (4) one sides; The mouth of described oil pump (5) is also provided with valve group (6), and described valve group (6) is for controlling described oil cylinder (12), described the first motor (16) and described the second motor (19).
8. hoisting device according to claim 7, is characterized in that, the input end of described oil pump (5) is provided with the fuel tank (1) for splendid attire hydraulic oil.
9. hoisting device according to claim 8, is characterized in that, described arm (13) is provided with hoist cable (14), and it is upper that one end of described hoist cable (14) is placed in described reel (10), and the other end of described hoist cable (14) is provided with suspension hook (15).
10. a trac., comprises the hoisting device being placed on trac. and is placed in the supporting leg on tractor chassis, and it is characterized in that, described hoisting device is the hoisting device described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423003.7U CN203558754U (en) | 2013-07-16 | 2013-07-16 | Crane and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423003.7U CN203558754U (en) | 2013-07-16 | 2013-07-16 | Crane and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203558754U true CN203558754U (en) | 2014-04-23 |
Family
ID=50508487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320423003.7U Expired - Fee Related CN203558754U (en) | 2013-07-16 | 2013-07-16 | Crane and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203558754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108383023A (en) * | 2018-02-02 | 2018-08-10 | 国家海洋局第海洋研究所 | A kind of tide register folding structure |
-
2013
- 2013-07-16 CN CN201320423003.7U patent/CN203558754U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108383023A (en) * | 2018-02-02 | 2018-08-10 | 国家海洋局第海洋研究所 | A kind of tide register folding structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |
|
| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: Expiration and Termination of 39 Volume 3101 Patent on August 1, 2023 Number: 31-01 Volume: 39 |
|
| 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: 20140423 |