CN202144427U - Hydraulic crane - Google Patents
Hydraulic crane Download PDFInfo
- Publication number
- CN202144427U CN202144427U CN201120165816U CN201120165816U CN202144427U CN 202144427 U CN202144427 U CN 202144427U CN 201120165816 U CN201120165816 U CN 201120165816U CN 201120165816 U CN201120165816 U CN 201120165816U CN 202144427 U CN202144427 U CN 202144427U
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- hydraulic
- suspension
- rod
- pin
- arm
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Abstract
The utility model discloses a hydraulic crane, which mainly consists of a suspension frame part, a suspension rod part and a hydraulic part, wherein the suspension frame part comprises a front suspension frame (11), a suspension frame (37), a universal wheel (12), a lead screw (15), a lead screw nut (14), a handle (22) and a hand crank (21); the suspension rod part comprises a suspension hook (3), a front telescopic suspension rod (1), a positioning bolt (5), an intermediate telescopic suspension rod (6), a suspension arm (41), an upper connecting rod (39) and a lower connecting rod (36); and the hydraulic part comprises a hydraulic rod (9), a hydraulic cylinder (10), a hydraulic pipe (19), a hydraulic joint (17), a hydraulic pump (24) and a manual unloading valve (20). In the hydraulic crane, the suspension arm adopts a four-rod mechanism design with unequal rod lengths, and the motion track of the suspension hook tends to the linear motion, so that a lifted part cannot do curvilinear motion but only moves up and down so as to be easily aligned with a bolt hole. The hydraulic crane is simple and compact in structure, small in size and high in working efficiency, is easy to carry, is safe and reliable and is convenient to operate.
Description
Technical field
The utility model relates to a kind of hydraulic crane.
Background technology
Maintenance industries such as current automotive engineering machinery, field machine, mining machinery, a lot of parts maintenances lack dismounting facility, particularly some heavier parts; Like speed reducer assembly, steel spring, wheel reduction gear, part-time case etc.; Lean on the manpower dismounting, both dangerous, take manpower again.
Summary of the invention
The purpose of the utility model provides a kind of simple in structure, and is safe and reliable, high efficiency, easy to operate hydraulic crane.
The utility model for realizing the technical scheme that above-mentioned purpose adopted is: a kind of hydraulic crane; Mainly form by suspension bracket part, suspension rod part, hydraulic part; Said suspension bracket partly comprises front hanger (11), suspension bracket (37), cardan wheel (12), leading screw (15), feed screw nut (14), handle (22) and hand crank (21), and front hanger (11) lower end is equipped with two cardan wheels (12), suspension bracket (a 37) posterior end peace cardan wheel (12); Front hanger (11) inserts in the suspension bracket (37); Feed screw nut (14) links to each other with front hanger (11) through connecting pin (13), and leading screw (15) and hand crank (21) are fixed together, said suspension rod partly comprise suspension hook (3), front stretching suspension rod (1), dowel bolt (5), in flexible suspension rod (6), arm (41), boxed rod (39) and lower link (36); Lower link (36) one ends link to each other with suspension bracket (37) with pin (38); The other end links to each other with arm (41) with pin (34), and boxed rod (39) one ends link to each other with suspension bracket (37) with pin (40), and the other end links to each other with arm (41) with pin (35); Suspension hook (3) links to each other with front stretching suspension rod (1) with suspension hook pin (2); During front stretching suspension rod (1) is inserted in the flexible suspension rod (6), in flexible suspension rod (6) be inserted in the arm (41), said hydraulic part comprises hydraulic stem (9), hydraulic actuating cylinder (10), hydraulic pipe (19), hydraulic joint (17), Hydraulic Pump (24) and manual unloader valve (20); Hydraulic stem (9) links to each other with arm (41) with pin; Hydraulic actuating cylinder (10) links to each other with suspension bracket (37) with pin (16), and the hydraulic joint (17) on the hydraulic actuating cylinder (10) links to each other with hydraulic pipe (19) through the hydraulic pipe nut, and the hydraulic pipe other end links to each other with Hydraulic Pump (24) oil outlet.Hydraulic Pump (24) is fixed together through 4 bolt of rear end plates (23) and suspension bracket (37) rear end.Manual unloader valve (20) is arranged on the Hydraulic Pump (24).
Said boxed rod (39), lower link (36), arm (41) and suspension bracket (37) constitute a four-bar mechanism.
Collapsing length during said front stretching suspension rod (1) is inserted in the flexible suspension rod (6) is located by dowel bolt (5).
The collapsing length that flexible suspension rod (6) is inserted in the arm (41) in said is located by dowel bolt (7).
Said front hanger (11), suspension bracket (37) are welded by square tube.
The utility model hydraulic crane, arm adopts the four-bar linkage design that does not wait bar long, and the path of motion of suspension hook is tending towards straight-line motion, and the parts of slinging are not so done movement in a curve, and a up-and-down movement aligns bolt hole easily; Be applicable to the dismounting operation of chassis parts such as autotruck, construction machinery and equipment, field machine, mining machinery, also be applicable to other small space lifting operation; Can according to before the lifting operation needs adjustment, in flexible suspension rod 1,6, front hanger 11 length; Simple in structure, compact, volume is little, portable, safe and reliable; High efficiency, easy to operate, adopt three cardan wheels, can conveniently move to different directions.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described further.
Fig. 1 is the utility model hydraulic crane structural representation.
Among the figure: 1, front stretching suspension rod; 2, suspension hook pin; 3, suspension hook; 4, locking pin; 5, dowel bolt; 6, flexible suspension rod in; 7, dowel bolt; 8, pin; 9, hydraulic stem; 10, hydraulic actuating cylinder; 11, front hanger; 12, cardan wheel; 13, connecting pin; 14, feed screw nut; 15, leading screw; 16, pin; 17, hydraulic joint; 18, hydraulic pipe nut; 19, hydraulic pipe; 20, manual unloader valve; 21, hand crank; 22, handle; 23, bolt of rear end plate; 24, Hydraulic Pump; 25, oiling breather stem vent plug; 26, pin; 27, key seat; 28, plunger; 29, pin; 30, press rods; 31, press rods coupling sleeve; 32, pin; 33, pipe link; 34, pin; 35, pin; 36, lower link; 37, suspension bracket; 38, pin; 39, boxed rod; 40, pin; 41, arm.
The specific embodiment
As shown in Figure 1, hydraulic crane mainly is made up of suspension bracket part, suspension rod part, hydraulic part, and suspension bracket partly comprises front hanger 11, suspension bracket 37, cardan wheel 12, leading screw 15, feed screw nut 14, handle 22 and hand crank 21; Suspension rod partly comprise suspension hook 3, front stretching suspension rod 1, dowel bolt 5, in flexible suspension rod 6, arm 41, boxed rod 39 and lower link 36, hydraulic part comprises hydraulic stem 9, hydraulic actuating cylinder 10, hydraulic pipe 19, hydraulic joint 17, Hydraulic Pump 24 and manual unloader valve 20, suspension hook 3 usefulness suspension hook pins 2 link to each other with front stretching suspension rod 1; Suspension hook 3 is provided with locking pin 4; During front stretching suspension rod 1 is inserted in the flexible suspension rod 6, collapsing length is by dowel bolt 5 location, in flexible suspension rod 6 be inserted in the arm 41; Collapsing length is by dowel bolt 7 location; Hydraulic joint 17 on the hydraulic actuating cylinder 10 links to each other with hydraulic pipe 19 through hydraulic pipe nut 18, and the hydraulic pipe other end links to each other with Hydraulic Pump 24 oil outlets, and Hydraulic Pump 24 is fixed together through 4 bolt of rear end plates 23 and suspension bracket 37 rear ends; Manual unloader valve 20 is arranged on the Hydraulic Pump 24; Plunger 28 upper ends link to each other with press rods adapter sleeve 31 with pin 29, and key seat 27 connects together with screw thread with Hydraulic Pump, and pipe link 33 1 ends link to each other with key seat 27 with pin 26; The other end links to each other with press rods adapter sleeve 31 with pin 32, and Hydraulic Pump 24 belows are fuel tank; Fuel tank and suspension bracket 37 rear end solder togethers promptly are the parts of suspension bracket 37, also are fuel tanks; Hydraulic stem 9 usefulness pins link to each other with arm 41, and hydraulic stem 9 front ends are through pin 8 captive joints, and hydraulic actuating cylinder 10 usefulness pins 16 link to each other with suspension bracket 37; Front hanger 11, suspension bracket 37 are welded by square tube, and front hanger 11 lower ends are equipped with the both direction wheel, cardan wheel of suspension bracket 37 posterior ends peace; Front hanger 11 inserts in the suspension bracket 37, and feed screw nut 14 links to each other with front hanger through connecting pin 13, and leading screw 15 is fixed together with hand crank 21; Handle hand crank 21 rotational lead screws 15, it is elastic to drive front hanger 11 through feed screw nut and connecting pin 13, and lower link 36 1 ends link to each other with suspension bracket 37 with pin 38; The other end links to each other with arm 41 with pin 34; Boxed rod 39 1 ends link to each other with suspension bracket 37 with pin 40, and the other end links to each other with arm 41 with pin 35, and boxed rod 39, lower link 36, arm 41, suspension bracket 37 constitute a four-bar mechanism.
During work: the component locations that hangs according to need, adjustment front stretching suspension rod 1, in the length of flexible suspension rod 6; And with dowel bolt 5, dowel bolt 7 location, adjustment front hanger 11 length are tightened manual unloader valve 20; Unscrew oiling breather stem vent plug 25, press press rods 30, the high pressure oil that Hydraulic Pump 24 produces gets in the hydraulic actuating cylinders 10 through hydraulic pipe 19, hydraulic joint 17; Hydraulic stem 9 elongations promote arm 41 and rise, thereby reach the purpose of the weight of slinging; Unscrew the hydraulic oil flow oil sump tank in manual unloader valve 20, the hydraulic actuating cylinder 10, arm 41 descends.
Claims (5)
1. hydraulic crane; It is characterized in that: mainly form by suspension bracket part, suspension rod part, hydraulic part; Said suspension bracket partly comprises front hanger (11), suspension bracket (37), cardan wheel (12), leading screw (15), feed screw nut (14), handle (22) and hand crank (21), and front hanger (11) lower end is equipped with two cardan wheels (12), suspension bracket (a 37) posterior end peace cardan wheel (12); Front hanger (11) inserts in the suspension bracket (37); Feed screw nut (14) links to each other with front hanger (11) through connecting pin (13), and leading screw (15) and hand crank (21) are fixed together, said suspension rod partly comprise suspension hook (3), front stretching suspension rod (1), dowel bolt (5), in flexible suspension rod (6), arm (41), boxed rod (39) and lower link (36); Lower link (36) one ends link to each other with suspension bracket (37) with pin (38); The other end links to each other with arm (41) with pin (34), and boxed rod (39) one ends link to each other with suspension bracket (37) with pin (40), and the other end links to each other with arm (41) with pin (35); Suspension hook (3) links to each other with front stretching suspension rod (1) with suspension hook pin (2); During front stretching suspension rod (1) is inserted in the flexible suspension rod (6), in flexible suspension rod (6) be inserted in the arm (41), said hydraulic part comprises hydraulic stem (9), hydraulic actuating cylinder (10), hydraulic pipe (19), hydraulic joint (17), Hydraulic Pump (24) and manual unloader valve (20); Hydraulic stem (9) links to each other with arm (41) with pin; Hydraulic actuating cylinder (10) links to each other with suspension bracket (37) with pin (16), and the hydraulic joint (17) on the hydraulic actuating cylinder (10) links to each other with hydraulic pipe (19) through the hydraulic pipe nut, and the hydraulic pipe other end links to each other with Hydraulic Pump (24) oil outlet; Hydraulic Pump (24) is fixed together through 4 bolt of rear end plates (23) and suspension bracket (37) rear end, and manual unloader valve (20) is arranged on the Hydraulic Pump (24).
2. according to the said a kind of hydraulic crane of claim 1, it is characterized in that: said boxed rod (39), lower link (36), arm (41) and suspension bracket (37) constitute a four-bar mechanism.
3. according to the said a kind of hydraulic crane of claim 1, it is characterized in that: the collapsing length during said front stretching suspension rod (1) is inserted in the flexible suspension rod (6) is located by dowel bolt (5).
4. according to the said a kind of hydraulic crane of claim 1, it is characterized in that: the collapsing length that flexible suspension rod (6) is inserted in the arm (41) in said is located by dowel bolt (7).
5. according to the said a kind of hydraulic crane of claim 1, it is characterized in that: said front hanger (11), suspension bracket (37) are welded by square tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120165816U CN202144427U (en) | 2011-05-23 | 2011-05-23 | Hydraulic crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120165816U CN202144427U (en) | 2011-05-23 | 2011-05-23 | Hydraulic crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202144427U true CN202144427U (en) | 2012-02-15 |
Family
ID=45580360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120165816U Expired - Fee Related CN202144427U (en) | 2011-05-23 | 2011-05-23 | Hydraulic crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202144427U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102715117A (en) * | 2012-07-11 | 2012-10-10 | 宁德市海洋技术开发有限公司 | Operation machinery for culturing abalone |
| CN104355242A (en) * | 2014-10-28 | 2015-02-18 | 芜湖赛德交通设备有限公司 | Ball screw lifting-type crane |
| CN104785913A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Partition board assembling and welding work station |
| CN105621265A (en) * | 2016-03-29 | 2016-06-01 | 邹志勇 | Lifting machine |
| CN105800478A (en) * | 2014-12-31 | 2016-07-27 | 王建华 | Transfer crane |
| CN104787686B (en) * | 2015-04-20 | 2016-11-23 | 骏马石油装备制造有限公司 | Dividing plate group is to device |
| CN107032238A (en) * | 2017-06-14 | 2017-08-11 | 徐州工程学院 | The hydraulic crane of the flexible detail of mini zone |
-
2011
- 2011-05-23 CN CN201120165816U patent/CN202144427U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102715117A (en) * | 2012-07-11 | 2012-10-10 | 宁德市海洋技术开发有限公司 | Operation machinery for culturing abalone |
| CN104355242A (en) * | 2014-10-28 | 2015-02-18 | 芜湖赛德交通设备有限公司 | Ball screw lifting-type crane |
| CN105800478A (en) * | 2014-12-31 | 2016-07-27 | 王建华 | Transfer crane |
| CN104785913A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Partition board assembling and welding work station |
| CN104787686B (en) * | 2015-04-20 | 2016-11-23 | 骏马石油装备制造有限公司 | Dividing plate group is to device |
| CN104785913B (en) * | 2015-04-20 | 2017-03-15 | 骏马石油装备制造有限公司 | Dividing plate welding work station |
| CN105621265A (en) * | 2016-03-29 | 2016-06-01 | 邹志勇 | Lifting machine |
| CN107032238A (en) * | 2017-06-14 | 2017-08-11 | 徐州工程学院 | The hydraulic crane of the flexible detail of mini zone |
| CN107032238B (en) * | 2017-06-14 | 2019-01-18 | 齐鲁工业大学 | The hydraulic crane of the flexible detail of mini zone |
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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: 20120215 Termination date: 20140523 |