CN2716232Y - Hydraulic crane - Google Patents
Hydraulic crane Download PDFInfo
- Publication number
- CN2716232Y CN2716232Y CN 200420010901 CN200420010901U CN2716232Y CN 2716232 Y CN2716232 Y CN 2716232Y CN 200420010901 CN200420010901 CN 200420010901 CN 200420010901 U CN200420010901 U CN 200420010901U CN 2716232 Y CN2716232 Y CN 2716232Y
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- CN
- China
- Prior art keywords
- arm
- oil cylinder
- hydraulic
- arms
- pulley
- 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 hydraulic crane, belonging to the technical field of hoisting equipment. In the utility model, a hydraulic motor, a rope sheave and a pulley in prior art which are provided with a speed reducer and which drive a two-arm to be flexed are made to be removed, and a hydraulic oil cylinder installed in a three-arm and connected with the two-arm is used to substitute the hydraulic motor, the rope sheave and the pulley of the prior art. The outer wall of the oil cylinder is provided with a limiting support which is contacted with the inner surface of the three-arm, the front end of the oil cylinder penetrates the back end of the three-arm, connected with the back end of the two-arm, and an oil cylinder piston passes through the two-arm, hinged with the back end of the two-arm and a large arm. The utility model is of simple structure, and stable and reliable operation.
Description
Technical field
The utility model belongs to the weight-lifting equipment technical field, particularly a kind of hydraulic lift.
Background technology
Early stage hoisting crane all is a machine special use, and elevator machinery and vehicle are made one, can only be used to lift goods, can't dismantle.And this hoisting crane tonnage is big, and required work-yard is big, is unsuitable for using in less place.For addressing the above problem, CN2604425 discloses a kind of fully automatic hydraulic hoisting crane, this machine comprises underframe, be provided with the rotating disk gear ring above the underframe, be provided with rotating disk in the middle of the rotating disk, plate rail is installed above the rotating disk, and the hydraulic motor output shaft of being located on the plate rail connects with disk gear, disk gear and the engagement of rotating disk gear ring; Last plate rail is provided with staking out, and the staking out upper end is connected with big arm rear end axle, and big arm middle part connects with elevating ram, and the telescopic boom front end that is installed in the big arm is connected with suspension hook by assembly pulley, and the semi-girder rope is connected with rope sheave with the lifting rope, and rope sheave connects with HM Hydraulic Motor; The power wheel of being located on the underframe connects with HM Hydraulic Motor by oil pump, and last plate rail is provided with the multiway valve that is connected the modulated pressure motor with oil pump, and last plate rail rear portion is provided with weight box, and HM Hydraulic Motor connects with disk gear, rope sheave by reductor.Lifting rope rope sheave is installed on the plate rail rear portion, and semi-girder rope rope sheave is located at big arm rear side; Be provided with two joint telescopic booms, two arms, three arms in the big arm, big arm head portion one side and three arm afterbodys respectively are provided with a pulley, two arm afterbodys, one side is provided with two pulleys up and down, semi-girder rope head sheave before big arm enters the assembly pulley of the upper and lower setting of two arm afterbodys, one side, pulley below the big arm front end again, enter two arm afterbody pulleys, semi-girder rope one end is fixed on the rope sheave, the other end is fixed in below the big arm front end.The flexible of above-mentioned hoisting crane two arms, three arms all realized by the semi-girder rope, needs HM Hydraulic Motor, whim and the pulley of a cover band reductor to be used, and structure is complicated, and reliability is relatively poor.
The utility model content
The utility model purpose is to provide that a kind of structure is simple, the hydraulic lift of good reliability.
For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of hydraulic lift, be provided with the underframe of rotating disk gear ring above comprising, the rotating disk of plate rail is installed above being provided with in the middle of the rotating disk gear ring, the HM Hydraulic Motor of being located on the plate rail connects with disk gear by reductor, disk gear and the engagement of rotating disk gear ring; Last plate rail is provided with staking out, and the staking out upper end is connected with big arm rear end axle, and big arm middle part connects with elevating ram; The three arm front ends that are installed in the big arm are connected with suspension hook by lifting rope, assembly pulley, and the lifting rope connects with the rope sheave that HM Hydraulic Motor drives; Be provided with vertical pulley in the middle of the bottom surface, three arm rear ends, the two arm front end both sides that are sheathed between big arm and three arms are provided with horizontal pulley, and the semi-girder rope that lies in big arm front end one side is walked around the horizontal pulley of two arm front ends, one side, the vertical pulley in three arm rear ends and two arm front ends and breakked away in addition and lie in big arm front end side in addition behind the wheel; The power wheel of being located on the underframe connects with HM Hydraulic Motor, oil cylinder by oil pump, last plate rail rear portion is provided with weight box, it is characterized in that, the axial hydraulic oil cylinder is installed in the middle of three arms, and the oil cylinder outer wall is provided with and passes with spacing support, the oil cylinder front end of three arm inside face wipings that three arm rear ends are connected with two arm rear ends, oil cylinder piston passes three arms and two arm rear ends and arm is hinged greatly.
Underframe and motor-vehicle chassis combine as a whole.
Between diesel engine work wheel and the oil pump arrangement of clutch is installed.
The utility model both can be fixed on the various power actuated vehicles chassis by fix screw and use, and was for convenience detach, and the many usefulness of a car have improved the degree of utilization of self-propelled vehicle.Also directly captive joint (welding) combines as a whole with the chassis on various motor-vehicle chassiies.In such cases, a diesel engine both can use for the hoisting crane walking, can use for hoist pump again.During use, power wheel drives oil pump to HM Hydraulic Motor, hydraulic ram fuel feeding, and the operation multiway valve can be realized hoisting operation; During walking, can cut off oil pump power, can reduce consumption of power by the arrangement of clutch that is located between oil pump and the diesel engine; During fixed operation, can put down four hydraulic rams, increase the stationarity of hoisting crane by handling multiway valve.In the utility model, last plate rail is rotationally connected by rotating disk and the rotating disk gear ring that is installed on the underframe, can carry out 360 ° of rotations under disk gear drives, convenient lifting.Telescopic boom (two arms, three arms) is down moving at hydraulic ram and semi-girder rope band, retractable; Big arm bottom bonded assembly elevating ram can effectively be regulated the telescopic boom elevation angle.By regulating the hoisting depth of telescopic boom spread length and the conveniently adjusted lifting object in the elevation angle.HM Hydraulic Motor is connected with disk gear, rope sheave by reductor, can effectively prolong transmission device service life.Because it is flexible to adopt hydraulic ram to drive two arms, compare HM Hydraulic Motor, whim and pulley that CN2604425 reduces by a cover band reductor, product structure is simplified, and based on the reliability of hydraulic ram, the complete machine functional reliability strengthens.Be installed on the middle set spacing support of hydraulic ram outer wall of three arms and guaranteed that oil cylinder piston and three arms are coaxial flexible, two arm rear ends directly are connected with the hydraulic cylinder piston front end, flexible good stability.
Description of drawings
Fig. 1 is the utility model structural representation.
The specific embodiment
Embodiment, a kind of hydraulic lift, comprise the chassis of travelling that diesel engine 11, propons 15, back axle 4, operator's compartment 14, transmission driver train 10, vehicle frame 2 are formed, the underframe 3 that combines as a whole with vehicle frame 2, be provided with rotating disk gear ring 5 above the underframe 3, be provided with rotating disk 6 in the middle of the rotating disk gear ring 5, rotating disk gear ring 5 rolls with rotating disk 6 and cooperates.Plate rail 38 is installed above the rotating disk 6, and HM Hydraulic Motor 39 output shafts of being located on the plate rail 38 connect with disk gear 42 by reductor 40, disk gear 42 and 5 engagements of rotating disk gear ring.Drive lower rotary table gear 42 in HM Hydraulic Motor 39 and can drive plate rail 38 rotations.Last plate rail 38 is provided with staking out 28, and staking out 28 upper ends are connected by cylinder axis 30 with big arm 23 rear ends, and big arm 23 middle parts connect with elevating ram 7, and elevating ram 7 lower ends and last plate rail 38 are hinged.Lifting rope rope sheave 34 is installed on plate rail 38 rear portions, is connected with reductor 33 between itself and the HM Hydraulic Motor 32.Lifting rope 27 is walked around the holder rope roller 31,24 that is arranged on the big arm 23 and is connected with the set assembly pulley 20 of three arms, 21 heads, and assembly pulley 20 is connected with suspension hook 17.Be provided with two joint telescopic booms, two arms 22, three arms 21 in the big arm 23, be provided with vertical pulley 29 in the middle of the bottom surface, three arms, 21 rear end, the both sides, two arms, 22 front end bottom that are sheathed between big arm 23 and three arms 21 are provided with horizontal pulley 19, and the three arm semi-girder ropes 25 that lie in big arm 23 front ends one side bearing pin 18 are walked around the horizontal pulley 19 of two arms, 22 front ends, one side, the vertical pulley 29 in three arms, 21 rear ends and two arms, 22 front ends and breakked away in addition and lie in big arm 23 front ends side in addition behind the wheel; In the middle of three arms 21 axial hydraulic oil cylinder 26 is installed, oil cylinder 26 piston ends pass three arms 21 and two arms, 22 rear ends, its piston 43 is hinged with big arm 23 rear ends, oil cylinder 26 cylinder body front ends by adapter plate 44 captive joint with two arms, 22 rear ends, outer wall of cylinder block is provided with and the spacing support 45 of three arms, 21 inside face wipings.The power wheel of being located on the vehicle frame 2 13 connects with oil pump 9 by arrangement of clutch 12, and last plate rail 38 is provided with the multiway valve 41 that is connected the modulated pressure motor with oil pump 9.Underframe is provided with hydraulic ram 1 for 3 four jiaos, and hydraulic ram 1 is connected with oil pump 9 by the multiway valve 8 that is located on the underframe 3.Vehicle frame 2 is provided with big arm and supports 16.Last plate rail 38 is provided with lifting operation seat 36 and operator's compartment 35, and the rear portion is provided with weight box 37.
Claims (3)
1, a kind of hydraulic lift is provided with the underframe of rotating disk gear ring above comprising, the rotating disk of plate rail is installed above being provided with in the middle of the rotating disk gear ring, and the HM Hydraulic Motor of being located on the plate rail connects with disk gear by reductor, and disk gear and rotating disk gear ring mesh; Last plate rail is provided with staking out, and the staking out upper end is connected with big arm rear end axle, and big arm middle part connects with elevating ram; The three arm front ends that are installed in the big arm are connected with suspension hook by lifting rope, assembly pulley, and the lifting rope connects with the rope sheave that HM Hydraulic Motor drives; Be provided with vertical pulley in the middle of the bottom surface, three arm rear ends, the two arm front end both sides that are sheathed between big arm and three arms are provided with horizontal pulley, and the semi-girder rope that lies in big arm front end one side is walked around the horizontal pulley of two arm front ends, one side, the vertical pulley in three arm rear ends and two arm front ends and breakked away in addition and lie in big arm front end side in addition behind the wheel; The power wheel of being located on the underframe connects with HM Hydraulic Motor, oil cylinder by oil pump, last plate rail rear portion is provided with weight box, it is characterized in that, the axial hydraulic oil cylinder is installed in the middle of three arms, and the oil cylinder outer wall is provided with and passes with spacing support, the oil cylinder front end of three arm inside face wipings that three arm rear ends are connected with two arm rear ends, oil cylinder piston passes three arms and two arm rear ends and arm is hinged greatly.
2, hydraulic lift as claimed in claim 1 is characterized in that, underframe and motor-vehicle chassis combine as a whole.
3, hydraulic lift as claimed in claim 2 is characterized in that, between diesel engine work wheel and the oil pump arrangement of clutch is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420010901 CN2716232Y (en) | 2004-05-27 | 2004-05-27 | Hydraulic crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420010901 CN2716232Y (en) | 2004-05-27 | 2004-05-27 | Hydraulic crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2716232Y true CN2716232Y (en) | 2005-08-10 |
Family
ID=34870060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420010901 Expired - Fee Related CN2716232Y (en) | 2004-05-27 | 2004-05-27 | Hydraulic crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2716232Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009914A (en) * | 2010-12-21 | 2011-04-13 | 三一汽车起重机械有限公司 | Lifting hook position monitoring system and method as well as crane with lifting hook position monitoring system |
| CN103982234A (en) * | 2014-05-14 | 2014-08-13 | 山西东华机械有限公司 | Crawler type multidirectional mounting transporter for middle chute |
| CN103979435A (en) * | 2014-05-14 | 2014-08-13 | 山西东华机械有限公司 | Front-cleaning rail middle-trough multi-azimuth conveyer |
| CN105621265A (en) * | 2016-03-29 | 2016-06-01 | 邹志勇 | Lifting machine |
| CN108529452A (en) * | 2018-06-13 | 2018-09-14 | 安徽吉乃尔电器科技有限公司 | A kind of petroleum pipeline installation laying boom hoisting |
| CN108996406A (en) * | 2018-08-21 | 2018-12-14 | 烟台兴业机械股份有限公司 | A kind of underground trackless truck-mounted crane |
| CN111606222A (en) * | 2020-05-19 | 2020-09-01 | 河南工业职业技术学院 | Combined telescopic arm system and engineering machinery |
| CN111747315A (en) * | 2020-06-12 | 2020-10-09 | 中国长江电力股份有限公司 | Lifting operation vehicle for large-gradient runner maintenance equipment of hydropower station and use method |
-
2004
- 2004-05-27 CN CN 200420010901 patent/CN2716232Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009914A (en) * | 2010-12-21 | 2011-04-13 | 三一汽车起重机械有限公司 | Lifting hook position monitoring system and method as well as crane with lifting hook position monitoring system |
| CN102009914B (en) * | 2010-12-21 | 2012-12-05 | 三一汽车起重机械有限公司 | Lifting hook position monitoring system and method as well as crane with lifting hook position monitoring system |
| CN103982234A (en) * | 2014-05-14 | 2014-08-13 | 山西东华机械有限公司 | Crawler type multidirectional mounting transporter for middle chute |
| CN103979435A (en) * | 2014-05-14 | 2014-08-13 | 山西东华机械有限公司 | Front-cleaning rail middle-trough multi-azimuth conveyer |
| CN105621265A (en) * | 2016-03-29 | 2016-06-01 | 邹志勇 | Lifting machine |
| CN108529452A (en) * | 2018-06-13 | 2018-09-14 | 安徽吉乃尔电器科技有限公司 | A kind of petroleum pipeline installation laying boom hoisting |
| CN108996406A (en) * | 2018-08-21 | 2018-12-14 | 烟台兴业机械股份有限公司 | A kind of underground trackless truck-mounted crane |
| CN111606222A (en) * | 2020-05-19 | 2020-09-01 | 河南工业职业技术学院 | Combined telescopic arm system and engineering machinery |
| CN111606222B (en) * | 2020-05-19 | 2022-03-22 | 河南工业职业技术学院 | Combined telescopic arm system and engineering machinery |
| CN111747315A (en) * | 2020-06-12 | 2020-10-09 | 中国长江电力股份有限公司 | Lifting operation vehicle for large-gradient runner maintenance equipment of hydropower station and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |