CN203247619U - Telescopic combined moving arm device of small multifunctional loader - Google Patents
Telescopic combined moving arm device of small multifunctional loader Download PDFInfo
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- CN203247619U CN203247619U CN 201320249915 CN201320249915U CN203247619U CN 203247619 U CN203247619 U CN 203247619U CN 201320249915 CN201320249915 CN 201320249915 CN 201320249915 U CN201320249915 U CN 201320249915U CN 203247619 U CN203247619 U CN 203247619U
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Abstract
The utility model relates to a telescopic combined moving arm device of a small multifunctional loader. The small multifunctional loader is small in size, limited by the boundary dimensions of the small multifunctional loader, a moving arm of the small multifunctional loader is relatively short, thus, exertion of parts of the functions of the small multifunctional loader is limited, and the advantage of the multiple functions of the loader is weakened greatly. A moving arm of the telescopic combined moving arm device of the small multifunctional loader comprises a basic arm, a telescopic arm and a telescopic oil cylinder, wherein the telescopic arm is sleeved with the basic arm, the telescopic arm can stretch out of and retract into the basic arm, one end of the telescopic oil cylinder is fixed on the basic arm, and the other end of the telescopic oil cylinder is fixed on the telescopic arm; the end portion of the basic arm is connected to a frame in a hinged mode, the end portion of the telescopic arm is connected to a quick-changing tool seat in a hinged mode, one end portion of a moving arm oil cylinder is connected to the basic arm in a hinged mode, and one end portion of a bucket tipping oil cylinder is connected to the telescopic arm in a hinged mode. The telescopic combined moving arm device of the small multifunctional loader overcomes the limitation of fixed length of an ordinary moving arm and the defect that the arm is not long enough, greatly widens the range of application of the small multifunctional loader, and meanwhile promotes the overall working efficiency of the machine.
Description
Technical field
The utility model relates to a kind of Versatile Construction Machinery, particularly the telescopic combination pantograph of a kind of small-size multifunctional loader.
Background technology
Small-size multifunctional loader has the characteristics such as volume is little, function is many, mobile flexible, is just obtaining using more and more widely in various engineering constructions field.But because the small-size multifunctional loader bodily form is less, be subjected to the restriction of appearance and size, its swing arm is as the primary structure of equipment, that usually also does is relatively short, thereby cause its partial function performance limited, inadequate such as access height, drilling depth is not enough, work range does not reach requirement etc., has greatly weakened its polyfunctional advantage.
The utility model content
The technical problems to be solved in the utility model is that how to overcome existing small-size multifunctional loader shorter because of swing arm, and the defective that the partial function performance is limited provides a kind of small-size multifunctional loader telescopic combination pantograph.
For solving the problems of the technologies described above, the telescopic combination pantograph of this small-size multifunctional loader comprises swing arm, boom cylinder, dump ram and hydraulic valve, and described swing arm one end is hinged on the vehicle frame, and the other end is hinged with the quick change working base; Described boom cylinder one end is hinged on the vehicle frame, and the other end is hinged on the swing arm; Described dump ram one end is hinged on the quick change working base, the other end is hinged on the swing arm, and described swing arm comprises basic arm, telescopic arm and telescopic oil cylinder, wherein extended the and retraction basic arm of telescopic arm, telescopic oil cylinder one end is fixed on the basic arm, and the other end is fixed on the telescopic arm; The basic arm end is hinged on the described vehicle frame, and the telescopic arm end is hinged with described quick change working base, and described boom cylinder one end is hinged on the basic arm, and described dump ram one end is hinged on the telescopic arm.
So design promotes telescopic arm by hydraulic valve control telescopic oil cylinder and stretches out in basic arm and retract, and comes as required the regulation moving arm lengths.
As optimization, described basic arm is provided with the first holder, and described telescopic arm is provided with the second holder; Described telescopic oil cylinder both ends are hinged on respectively on the first holder and the second holder.So design, the sound construction of two basic arms and telescopic arm, action are synchronously about can making.
As optimization, described basic arm is provided with the first hinge seat, and described telescopic arm is provided with the second hinge seat; Described boom cylinder one end is hinged on the first hinge seat; Described dump ram one end is hinged on the second hinge seat.
As optimization, described basic arm is as the bushing type track of telescopic arm, and its entrance is provided with reinforcing ring, and the telescopic arm inserting in orbit, also is provided with wear-resistant slide block on it.So design has effectively reduced the resistance that telescopic oil cylinder bears, and guarantees axial-rotation can not occur in the telescopic arm telescopic process.
As optimization, described basic arm comprises the first basic arm, the second basic arm and basic arm connecting cross beam, and the first basic arm and the second basic arm rely on the basic arm connecting cross beam to be connected and fixed, and described the first holder is arranged on the basic arm connecting cross beam; Described telescopic arm comprises the first telescopic arm, the second telescopic arm and telescopic arm connecting cross beam, and the first telescopic arm and the second telescopic arm rely on the telescopic arm connecting cross beam to link together, and described the second holder is arranged on the telescopic arm connecting cross beam; Described the first basic arm and the second basic arm all are hollow tubular, described the first telescopic arm and the second telescopic arm are sheathed on respectively in the first basic arm and the second basic arm tube chamber, the first basic arm and the second basic arm mouth of pipe place are equipped with reinforcing ring, are equipped with wear-resistant slide block on the first telescopic arm and the second telescopic arm.So design when having guaranteed two telescopic arm synchronization telescopes, has also effectively reduced the resistance that telescopic oil cylinder bears, and guarantees axial-rotation can not occur in the telescopic arm telescopic process.
The telescopic combination pantograph of the utility model small-size multifunctional loader is simple in structure, easy to operate, the limitation of common swing arm regular length and the defective of brachium deficiency have been overcome, greatly improve the scope of application of small-size multifunctional loader, also improved the operating efficiency of machine integral body simultaneously.
Description of drawings
Below in conjunction with accompanying drawing the telescopic combination pantograph of the utility model small-size multifunctional loader is described further:
Fig. 1 is the main view plane structural representation of the telescopic combination pantograph of this small-size multifunctional loader telescopic arm retracted mode;
Fig. 2 is the main view plane structural representation that the telescopic combination pantograph of this small-size multifunctional loader telescopic arm stretches out state;
Fig. 3 is the fragmentary top view plane structural representation of the telescopic combination pantograph of this small-size multifunctional loader telescopic arm retracted mode;
Fig. 4 is the fragmentary top view plane structural representation that the telescopic combination pantograph of this small-size multifunctional loader telescopic arm stretches out state.
Among the figure: 1-boom cylinder, 2-dump ram, 3-vehicle frame, 4-quick change working base, 5-basic arm, 6-telescopic arm, 7-telescopic oil cylinder, 8-the first holder, 9-the second holder, 10-the first hinge seat, 11-the second hinge seat, 12-the first basic arm, 13-the second basic arm, 14-basic arm connecting cross beam, 15-the first telescopic arm, 16-the second telescopic arm, 17-telescopic arm connecting cross beam.
The specific embodiment
Embodiment one: shown in Fig. 1-4, the telescopic combination pantograph of this small-size multifunctional loader comprises swing arm, boom cylinder 1, dump ram 2 and hydraulic valve, and described swing arm one end is hinged on the vehicle frame 3, and the other end is hinged with quick change working base 4; Described boom cylinder 1 one ends are hinged on the vehicle frame 3, and the other end is hinged on the swing arm; Described dump ram 2 one ends are hinged on the quick change working base 4, the other end is hinged on the swing arm, and described swing arm comprises basic arm 5, telescopic arm 6 and telescopic oil cylinder 7, wherein telescopic arm 6 extended and retraction basic arms 5, telescopic oil cylinder 7 one ends are hinged on the basic arm 5, and the other end is hinged on the telescopic arm 6; Basic arm 5 ends are hinged on the described vehicle frame 3, and telescopic arm 6 ends are hinged with described quick change working base 4, and described boom cylinder 1 one ends are hinged on the basic arm 5, and described dump ram 2 one ends are hinged on the telescopic arm 6.Promote telescopic arms 6 by hydraulic valve control telescopic oil cylinder 7 and in basic arm 5, stretch out and retract, come as required the regulation moving arm lengths.
Described basic arm 5 is provided with the first holder 8, and described telescopic arm 6 is provided with the second holder 9; Described telescopic oil cylinder 7 both ends are hinged on respectively on the first holder 8 and the second holder 9.Described basic arm 5 is provided with the first hinge seat 10, and described telescopic arm 6 is provided with the second hinge seat 11; Described boom cylinder 1 one ends are hinged on the first hinge seat 10; Described dump ram 2 one ends are hinged on the second hinge seat 11.
Described basic arm 5 is as the bushing type track of telescopic arm 6, and its entrance is provided with reinforcing ring, and telescopic arm 6 insertings in orbit, also is provided with wear-resistant slide block on it.
Described basic arm 5 comprises the first basic arm 12, the second basic arm 13 and basic arm connecting cross beam 14, the first basic arm 12 and the second basic arm 13 rely on basic arm connecting cross beam 14 to be connected and fixed, and described the first holder 8 is arranged on the basic arm connecting cross beam 14; Described telescopic arm 6 comprises that the first telescopic arm 15, the second telescopic arm 16 and telescopic arm connecting cross beam 17, the first telescopic arms 15 and the second telescopic arm 16 rely on telescopic arm connecting cross beam 17 to link together, and described the second holder 9 is arranged on the telescopic arm connecting cross beam 17; Described the first basic arm 12 and the second basic arm 13 all are hollow tubular, described the first telescopic arm 15 and the second telescopic arm 16 are sheathed on respectively in the first basic arm 12 and the second basic arm 13 tube chambers, the first basic arm 12 and the second basic arm 13 mouth of pipe places are equipped with reinforcing ring, are equipped with wear-resistant slide block on the first telescopic arm 15 and the second telescopic arm 16.When having guaranteed two telescopic arms, 6 synchronization telescopes, prevented that not only telescopic arm 6 breaks away from basic arm 5, also reduced the torsion that telescopic oil cylinder 7 bears simultaneously, guarantee axial-rotation can not occur in telescopic arm 6 telescopic process.
The utility model includes but not limited to above-mentioned embodiment, and any product that meets the description of these claims all falls within the protection domain of the present utility model.
Claims (4)
1. the telescopic combination pantograph of small-size multifunctional loader comprises swing arm, boom cylinder, dump ram and hydraulic valve, and described swing arm rear end is hinged on the vehicle frame, and front end is hinged with the quick change working base; Described boom cylinder one end is hinged on the vehicle frame, and the other end is hinged on the swing arm; Described dump ram one end is hinged on the quick change working base, the other end is hinged on the swing arm, it is characterized in that: described swing arm comprises basic arm, telescopic arm and telescopic oil cylinder, wherein extended the and retraction basic arm of telescopic arm, telescopic oil cylinder one end is fixed on the basic arm, and the other end is fixed on the telescopic arm; The basic arm rear end is hinged on the described vehicle frame, and the telescopic arm front end is hinged with described quick change working base, and described boom cylinder rear end is hinged on the vehicle frame, and front end is hinged on the basic arm; Described dump ram rearward end is hinged on the telescopic arm, and front end is hinged on the quick change working base.
2. the telescopic combination pantograph of small-size multifunctional loader according to claim 1, it is characterized in that: described basic arm is provided with the first holder, and described telescopic arm is provided with the second holder; Described telescopic oil cylinder both ends are fixed on respectively on the first holder and the second holder.
3. the telescopic combination pantograph of small-size multifunctional loader according to claim 2, it is characterized in that: described basic arm is provided with the first hinge seat, and described telescopic arm is provided with the second hinge seat; Described boom cylinder one end is hinged on the first hinge seat; Described dump ram one end is hinged on the second hinge seat.
4. the telescopic combination pantograph of arbitrary described small-size multifunctional loader according to claim 1-3, it is characterized in that: described basic arm comprises the first basic arm, the second basic arm and basic arm connecting cross beam, the first basic arm and the second basic arm rely on the basic arm connecting cross beam to be connected and fixed, and described the first holder is arranged on the basic arm connecting cross beam; Described telescopic arm comprises the first telescopic arm, the second telescopic arm and telescopic arm connecting cross beam, and the first telescopic arm and the second telescopic arm rely on the telescopic arm connecting cross beam to link together, and described the second holder is arranged on the telescopic arm connecting cross beam; Described the first basic arm and the second basic arm all are hollow tubular, described the first telescopic arm and the second telescopic arm are sheathed on respectively in the first basic arm and the second basic arm tube chamber, the first basic arm and the second basic arm mouth of pipe place are equipped with reinforcing ring, are equipped with wear-resistant slide block on the first telescopic arm and the second telescopic arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249915 CN203247619U (en) | 2013-04-24 | 2013-04-24 | Telescopic combined moving arm device of small multifunctional loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249915 CN203247619U (en) | 2013-04-24 | 2013-04-24 | Telescopic combined moving arm device of small multifunctional loader |
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| Publication Number | Publication Date |
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| CN203247619U true CN203247619U (en) | 2013-10-23 |
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| CN 201320249915 Expired - Fee Related CN203247619U (en) | 2013-04-24 | 2013-04-24 | Telescopic combined moving arm device of small multifunctional loader |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912135A (en) * | 2015-06-05 | 2015-09-16 | 广西大学 | Mechanical excavating machine with telescopically controlled movable arm and bucket rod |
| CN105064431A (en) * | 2015-08-03 | 2015-11-18 | 广西大学 | Mechanical bucket rod telescopic excavating mechanism capable of expanding excavating depth |
| CN106182082A (en) * | 2016-09-14 | 2016-12-07 | 苏州优银机械有限公司 | A kind of industrial cantilever of length adjustment |
| US10597843B2 (en) | 2015-02-20 | 2020-03-24 | The Toro Company | Utility loader with high lift loader arms and unifying hand grip for dual traction control levers |
| US10718098B1 (en) | 2016-03-24 | 2020-07-21 | The Toro Company | Stand-on or walk-behind utility loader with variable length lift arm assembly |
| CN112639209A (en) * | 2018-08-31 | 2021-04-09 | 克拉克设备公司 | Lift arm leveling system |
| WO2022055856A1 (en) * | 2020-09-08 | 2022-03-17 | The Toro Company | Compact utility loader with synchronized lift and extension of working tool attachment |
-
2013
- 2013-04-24 CN CN 201320249915 patent/CN203247619U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10597843B2 (en) | 2015-02-20 | 2020-03-24 | The Toro Company | Utility loader with high lift loader arms and unifying hand grip for dual traction control levers |
| US11255068B2 (en) | 2015-02-20 | 2022-02-22 | The Toro Company | Utility loader with high lift loader arms and unifying hand grip for dual traction control levers |
| US11702815B2 (en) | 2015-02-20 | 2023-07-18 | The Toro Company | Utility loader with high lift loader arms and unifying hand grip for dual traction control levers |
| CN104912135A (en) * | 2015-06-05 | 2015-09-16 | 广西大学 | Mechanical excavating machine with telescopically controlled movable arm and bucket rod |
| CN105064431A (en) * | 2015-08-03 | 2015-11-18 | 广西大学 | Mechanical bucket rod telescopic excavating mechanism capable of expanding excavating depth |
| US10718098B1 (en) | 2016-03-24 | 2020-07-21 | The Toro Company | Stand-on or walk-behind utility loader with variable length lift arm assembly |
| US10975543B2 (en) | 2016-03-24 | 2021-04-13 | The Toro Company | Stand-on or walk-behind utility loader with variable length lift arm assembly |
| CN106182082A (en) * | 2016-09-14 | 2016-12-07 | 苏州优银机械有限公司 | A kind of industrial cantilever of length adjustment |
| CN112639209A (en) * | 2018-08-31 | 2021-04-09 | 克拉克设备公司 | Lift arm leveling system |
| WO2022055856A1 (en) * | 2020-09-08 | 2022-03-17 | The Toro Company | Compact utility loader with synchronized lift and extension of working tool attachment |
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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: 20131023 Termination date: 20160424 |