CN201338913Y - Balance crane - Google Patents

Balance crane Download PDF

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Publication number
CN201338913Y
CN201338913Y CNU2008202291730U CN200820229173U CN201338913Y CN 201338913 Y CN201338913 Y CN 201338913Y CN U2008202291730 U CNU2008202291730 U CN U2008202291730U CN 200820229173 U CN200820229173 U CN 200820229173U CN 201338913 Y CN201338913 Y CN 201338913Y
Authority
CN
China
Prior art keywords
revolution case
arm
balance crane
balance
jacking
Prior art date
Application number
CNU2008202291730U
Other languages
Chinese (zh)
Inventor
郑顺德
Original Assignee
厦门市三德贤器械工业有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 厦门市三德贤器械工业有限公司 filed Critical 厦门市三德贤器械工业有限公司
Priority to CNU2008202291730U priority Critical patent/CN201338913Y/en
Application granted granted Critical
Publication of CN201338913Y publication Critical patent/CN201338913Y/en

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Abstract

Disclosed is a balance crane, which relates to a hoisting apparatus. The balance crane is equipped with an upright post, a revolving box, a motor, a transmission device, a lifting device, limiting switches, a balance device, a hanging hook and a control circuit. The upright post is rotationally connected with the revolving box, the transmission device is equipped with a transmission mechanism, and the transmission mechanism is connected with the lifting device. The lifting device is equipped with a lead screw, a screw nut and a lifting arm, the lead screw is rotationally engaged with the revolving box and is connected with the transmission mechanism, the lifting arm is rotationally connected with the screw nut, and a balance weight is arranged on the lifting arm. The limiting switches are arranged above and below the screw nut. The balance device is a parallel four-bar linkage mechanism, the four-bar linkage mechanism is rotationally connected with the lifting arm and is slidably connected with the revolving box, and one bar in the parallel four-bar linkage mechanism is a hanging arm. The balance device is connected with the lifting device and the revolving box, and the hanging hook is arranged on the hanging arm. The control circuit is equipped with a control circuit board, a lifting function switch and a power switch, and the lifting function switch is arranged on the hanging arm.

Description

A kind of balance crane

Technical field

The utility model relates to a kind of weight-lifting equipment, especially relates to a kind of balance crane.

Background technology

The object that balance crane is mainly used in workshop lifting workpiece or local space moves, and has characteristics such as flexible, light, that cost is low.At present, there are some shortcomings in common balance crane: the accuracy of positioning as suspension hook is not high, and operates trouble, and structure is complicated, and vibration noise is bigger, lacks limiting and protecting device etc.

Summary of the invention

The purpose of this utility model provides a kind of simple in structure, accuracy of positioning is high, stable working is reliable, noise is little, easy and simple to handle, safe balance crane.

The utility model is provided with column, revolution case, motor, driving device, jacking system, limit switch, balancing device, suspension hook and control circuit; The column upper end is rotationally connected with the revolution case, and motor is located on the revolution case; Driving device is provided with transmission device, and the power input component of transmission device is connected with motor output shaft, and the takeoff output spare of driving device is connected with jacking system; Jacking system is provided with screw mandrel, screw and lifting arm, screw mandrel and revolution case normal-running fit, and screw mandrel is connected with the takeoff output spare of driving device, and nut sleeve is on screw mandrel, and lifting arm and screw are rotationally connected, and lifting arm is provided with balance weight; Limit switch is located at the above and below of screw; Balancing device is a parallel four-bar linkage, parallel four-bar linkage and lifting arm be rotationally connected and with revolution case sliding block joint, 1 bar in the parallel four-bar linkage is an arm; Jacking system and limit switch all are located on the revolution case, and balancing device is connected with the revolution case with jacking system, and suspension hook is located on the arm; Control circuit is provided with elevating function switch and source switch, and the elevating function switch is located on the arm.

Motor is preferably change speed motor, preferred double-speed motor.

Motor preferably is located on the revolution case end face, and is vertical layout.

The column upper end is rotationally connected with the revolution case and preferably is connected by rolling bearing.

Transmission device can be belt gear, mechanical type transmission devices such as gear drive or Worm and Worm Gear Driving mechanism.

Driving device preferably is provided with speed-change gear and power-transfer clutch.The transmission device of driving device is connected with jacking system with power-transfer clutch through speed-change gear.

Limit switch preferably is located at the top and bottom of screw mandrel.

Preferably be provided with roller on the parallel four-bar linkage, preferably be provided with guide groove on the revolution case, roller is arranged in guide groove.

The elevating function switch is preferably speed change elevating function switch.

Source switch preferably is located on the column.

Because the utility model adopts said structure, can slide by the rotation of revolution case, screw lifting and parallel four-bar linkage easily and realize the three-dimensional localization of suspension hook.Owing to be provided with double speed elevating function switch and double-speed motor, therefore can realize the speed operation, be convenient to suspension hook and accurately locate.Owing to be provided with limit switch, therefore can effectively prevent the excessive lifting of screw and lifting arm, guarantee work safety.Owing to adopt parallel four-bar linkage and by the cooperating of roller and guide groove, so arm moves very steady laborsaving.Because driving device and jacking system all adopt failure-free mechanical type mechanism, therefore have working stability, few, flexible, light, the low noise advantages of fault.Because the elevating function switch is located on the arm, on one side so the operator can observe, Yi Bian the one-handed performance arm, thereby can very conveniently exactly suspension hook be located.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment.

The specific embodiment

Referring to Fig. 1, the utility model is provided with column 1, revolution case 2, double-speed motor 3, driving device, jacking system, limit switch, balancing device, suspension hook 8 and control circuit.The base 11 and the ground of column 1 lower end are connected, and column 1 upper end is rotationally connected by rolling bearing (not drawing among Fig. 1) with revolution case 2, and motor 3 is located at revolution case 2 end faces, and is vertical layout.Driving device is provided with belt gear, change-gear set 42 and power-transfer clutch (not drawing among Fig. 1), and belt gear is provided with driving pulley 411., negative pulley wheel 412 and belt 413.Driving pulley 411 is connected with motor 3 output shafts, and the wheel shaft of negative pulley wheel 412 is connected with change-gear set 42, and change-gear set 42 is connected with power-transfer clutch 43, and power-transfer clutch 43 is connected with the screw mandrel 51 of jacking system; Jacking system is provided with screw mandrel 51, screw 52 and lifting arm 53, and screw mandrel 51 two ends are by bearing and revolution case 2 normal-running fiies, and screw 52 is enclosed within on the screw mandrel 51, and lifting arm 53 is hinged with screw 52, and the rear end of lifting arm 53 is provided with balance weight 54; Limit switch is provided with upper limit position switch 61 and lower position switch 62, and upper limit position switch 61 and lower position switch 62 are located at the top and bottom of screw mandrel 51 respectively.Balancing device is a parallel four-bar linkage, parallel four-bar linkage is made of upper control arm 71, following parallel bar 72, arm 73 and pipe link 74, one end and the lifting arm 53 of pipe link 74 are hinged, the other end of pipe link 74 is provided with roller 75, and by roller 75 be located at the guide groove 21 of revolution on the case 2 and roll and cooperate.Roller 75 can roll in guide groove 21 back and forth.Suspension hook 8 is located at the end of arm 73, with arm 73 motions.Control circuit is provided with elevating function switch 92 and source switch 93, control circuit is located on the control circuit board 91, control circuit board 91 is located in the revolution case 2, be electrically connected between elevating function switch 92, source switch 93, motor switch, upper limit position switch 61 and lower position switch 62 and power-transfer clutch 43 switches, elevating function switch 92 is a double speed elevating function switch, and elevating function switch 92 is located on arm 73 ends.

Claims (10)

1, a kind of balance crane is characterized in that being provided with column, revolution case, motor, driving device, jacking system, limit switch, balancing device, suspension hook and control circuit; The column upper end is rotationally connected with the revolution case, and motor is located on the revolution case; Driving device is provided with transmission device, and the power input component of transmission device is connected with motor output shaft, and the takeoff output spare of driving device is connected with jacking system; Jacking system is provided with screw mandrel, screw and lifting arm, screw mandrel and revolution case normal-running fit, and screw mandrel is connected with the takeoff output spare of driving device, and nut sleeve is on screw mandrel, and lifting arm and screw are rotationally connected, and lifting arm is provided with balance weight; Limit switch is located at the above and below of screw; Balancing device is a parallel four-bar linkage, parallel four-bar linkage and lifting arm be rotationally connected and with revolution case sliding block joint, 1 bar in the parallel four-bar linkage is an arm; Jacking system and limit switch all are located on the revolution case, and balancing device is connected with the revolution case with jacking system, and suspension hook is located on the arm; Control circuit is provided with elevating function switch and source switch, and the elevating function switch is located on the arm.
2, a kind of balance crane as claimed in claim 1 is characterized in that motor is a change speed motor.
3, a kind of balance crane as claimed in claim 1 is characterized in that motor is located on the revolution case end face, and is vertical layout.
4, a kind of balance crane as claimed in claim 1 is characterized in that it is to be connected by rolling bearing that the column upper end is rotationally connected with the revolution case.
5, a kind of balance crane as claimed in claim 1 is characterized in that transmission device is a belt gear, gear drive or Worm and Worm Gear Driving mechanism.
6, a kind of balance crane as claimed in claim 1 is characterized in that driving device is provided with speed-changing mechanism and power-transfer clutch, and speed-changing mechanism is a speed-change gear, and transmission device is connected with jacking system with power-transfer clutch through speed-changing mechanism.
7, a kind of balance crane as claimed in claim 1 is characterized in that limit switch is located at the top and bottom of screw mandrel.
8, a kind of balance crane as claimed in claim 1 is characterized in that parallel four-bar linkage is provided with roller, and the revolution case is provided with guide groove, and roller is arranged in guide groove.
9, a kind of balance crane as claimed in claim 1 is characterized in that the elevating function switch is a speed change elevating function switch.
10, a kind of balance crane as claimed in claim 1 is characterized in that source switch is located on the column.
CNU2008202291730U 2008-11-28 2008-11-28 Balance crane CN201338913Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008202291730U CN201338913Y (en) 2008-11-28 2008-11-28 Balance crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008202291730U CN201338913Y (en) 2008-11-28 2008-11-28 Balance crane

Publications (1)

Publication Number Publication Date
CN201338913Y true CN201338913Y (en) 2009-11-04

Family

ID=41234457

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008202291730U CN201338913Y (en) 2008-11-28 2008-11-28 Balance crane

Country Status (1)

Country Link
CN (1) CN201338913Y (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502146A (en) * 2011-09-26 2012-06-20 上海交通大学 Automatic low-cost stereoscopic warehouse control system
CN102616671A (en) * 2012-04-06 2012-08-01 魏德让 Hydraulic balance crane
CN103935902A (en) * 2014-05-12 2014-07-23 焦作市超捷科技有限公司 Novel mechanical balance crane with lateral horizontal booms on two jibs
CN104495636A (en) * 2014-12-18 2015-04-08 王金聚 Balanced hoisting device
CN105084224A (en) * 2015-09-22 2015-11-25 王金聚 Arm type lifting machine
CN105293320A (en) * 2015-12-03 2016-02-03 王金聚 Balance hoisting machine
CN107777602A (en) * 2017-11-01 2018-03-09 佛山杰致信息科技有限公司 A kind of handling machinery and its operational method
CN107836897A (en) * 2017-09-25 2018-03-27 中源家居股份有限公司 A kind of sitting-lying double-purpose type sofa
CN109078886A (en) * 2018-07-19 2018-12-25 曾德生 A kind of environment protection-type bank external camera cleaning device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502146A (en) * 2011-09-26 2012-06-20 上海交通大学 Automatic low-cost stereoscopic warehouse control system
CN102502146B (en) * 2011-09-26 2014-02-26 上海交通大学 Automatic low-cost stereoscopic warehouse control system
CN102616671A (en) * 2012-04-06 2012-08-01 魏德让 Hydraulic balance crane
CN103935902A (en) * 2014-05-12 2014-07-23 焦作市超捷科技有限公司 Novel mechanical balance crane with lateral horizontal booms on two jibs
CN103935902B (en) * 2014-05-12 2016-09-07 焦作市超捷科技有限公司 A kind of novel mechanical balance crane of both arms band side direction horizontal suspension rod
CN104495636A (en) * 2014-12-18 2015-04-08 王金聚 Balanced hoisting device
CN104495636B (en) * 2014-12-18 2016-08-17 王金聚 A kind of balance crane assembling device
CN105084224A (en) * 2015-09-22 2015-11-25 王金聚 Arm type lifting machine
CN105293320A (en) * 2015-12-03 2016-02-03 王金聚 Balance hoisting machine
CN107836897A (en) * 2017-09-25 2018-03-27 中源家居股份有限公司 A kind of sitting-lying double-purpose type sofa
CN107777602A (en) * 2017-11-01 2018-03-09 佛山杰致信息科技有限公司 A kind of handling machinery and its operational method
CN109078886A (en) * 2018-07-19 2018-12-25 曾德生 A kind of environment protection-type bank external camera cleaning device
CN109078886B (en) * 2018-07-19 2020-07-31 江西艾斯欧匹精密智造科技有限公司 Cleaning device for external camera of environmental protection formula bank

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091104

Termination date: 20161128

CF01 Termination of patent right due to non-payment of annual fee