CN204150979U - A kind of more piece cover arm retractable driving device - Google Patents

A kind of more piece cover arm retractable driving device Download PDF

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Publication number
CN204150979U
CN204150979U CN201420582680.8U CN201420582680U CN204150979U CN 204150979 U CN204150979 U CN 204150979U CN 201420582680 U CN201420582680 U CN 201420582680U CN 204150979 U CN204150979 U CN 204150979U
Authority
CN
China
Prior art keywords
telescopic boom
pulley
arm
tail
basic arm
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
Application number
CN201420582680.8U
Other languages
Chinese (zh)
Inventor
周红
张勇
蒋伟
张伏球
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUNAN BLUESKY ROBOT TECHNOLOGY CO., LTD.
Original Assignee
HUNAN BLUE SKY WELDING TECHNOLOGY Co Ltd
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 HUNAN BLUE SKY WELDING TECHNOLOGY Co Ltd filed Critical HUNAN BLUE SKY WELDING TECHNOLOGY Co Ltd
Priority to CN201420582680.8U priority Critical patent/CN204150979U/en
Application granted granted Critical
Publication of CN204150979U publication Critical patent/CN204150979U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of more piece cover arm retractable driving device, be arranged in the inner chamber of more piece cover arm; More piece cover arm comprises outermost basic arm, the first telescopic boom be sleeved in basic arm, the second telescopic boom be sleeved in the first telescopic boom, and described retractable driving device comprises engine, connects driven roller assembly, drive pulley assembly, the steel rope of engine; Described engine and driven roller assembly are installed on basic arm; Described drive pulley assembly is arranged on basic arm, the first telescopic boom and the second telescopic boom; Described steel rope connects drive pulley assembly and driven roller assembly.The utility model structure is simple, easy to operate, lightweight; Actuating device price is low, reduces cost of product; Actuating device is arranged on cover arm bottom outer, and maintenance is convenient.

Description

A kind of more piece cover arm retractable driving device
Technical field
The utility model relates to the retractable driving device of a kind of more piece cover arm.
Background technology
In engineering construction equipment, need to use cover arm configuration, namely three joints or the above arm of three joints are set in together, can sliding extension between every two joint arms, as the box-shaped cover arm of car hosit, and the telescope support etc. of conveyer.Little jacket arm generally adopts rack pinion to stretch, and large jacket arm adopts hydraulic oil cylinder driving to stretch.The cover arm of car hosit is generally combine with two oil cylinders and assembly pulley to realize more piece and overlap the flexible of arm, and the cover arm of full-sized car hoisting crane is each joint with single oil cylinder successively flexible more piece cover arm.These stretching structures, complex structure, cost is high, and weight is large, and the space taken in cover arm is large.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of more piece to overlap the retractable driving device of arm, and the entirety utilizing steel cable to realize more piece cover arm under the driving of actuating device is stretched out and overall retraction.
The technical solution of the utility model is: a kind of more piece cover arm retractable driving device, is arranged in the inner chamber of more piece cover arm; Described more piece cover arm comprises outermost basic arm, the first telescopic boom be sleeved in basic arm, the second telescopic boom be sleeved in the first telescopic boom, and described retractable driving device comprises engine, connects driven roller assembly, drive pulley assembly, the steel rope of engine; Described engine and driven roller assembly are installed on basic arm; Described drive pulley assembly is arranged on basic arm, the first telescopic boom and the second telescopic boom; Described steel rope connects drive pulley assembly and driven roller assembly.
Described drive pulley assembly comprises contracting arm wiring assembly and semi-girder wiring assembly;
Described contracting arm wiring assembly comprise be arranged on basic arm bottom steel rope attachment point II, the second telescopic boom tail angle pulley be arranged on the second telescopic boom bottom, be arranged on basic arm tail fixed pulley and the coaxial fixed pulley I of basic arm tail, the first telescopic boom tail angle pulley be arranged on the first telescopic boom bottom bottom basic arm;
Described semi-girder wiring assembly comprises the second telescopic boom tail be arranged on below the second telescopic boom bottom and to commutate coaxial pulley, angle pulley and the front coaxial pulley that commutates of the first telescopic boom before being arranged on the first telescopic boom below the first telescopic boom top, commutate coaxial pulley I and the first telescopic boom tail of the first telescopic boom tail be arranged on below the first telescopic boom bottom commutates coaxial pulley II, angle pulley and the front coaxial pulley that commutates of basic arm before being arranged on the basic arm below basic arm front end, be arranged on the steel rope attachment point I below basic arm bottom and the coaxial fixed pulley II of basic arm tail,
One of described steel rope is fixed on steel rope attachment point II, walk around the-the second telescopic boom tail angle pulley more successively, basic arm tail fixed pulley, first telescopic boom tail angle pulley, the coaxial fixed pulley I of basic arm tail, actuating device, the coaxial fixed pulley II of basic arm tail, the coaxial pulley of commutation before basic arm, first telescopic boom tail commutates coaxial pulley II, the coaxial pulley of commutation before first telescopic boom, second telescopic boom tail commutates coaxial pulley, angle pulley before first telescopic boom, first telescopic boom tail commutates coaxial pulley I, angle pulley before basic arm, other end is fixed on steel rope attachment point I.
Described driven roller assembly comprises two the actuating device driving wheels and actuating device flower wheel installed side by side, and actuating device driving wheel connects engine, provides rotary driving force by engine; The connection mode of described steel rope and actuating device driving wheel and actuating device flower wheel is: steel rope repeatedly Jiao Cha Chan around on actuating device driving wheel and actuating device flower wheel, when actuating device driving wheel rotates, static friction force is relied on to drive steel rope to follow rotation.After the number of turns of wirerope-winding reaches certain quantity, driven roller assembly just can provide enough pulling force to steel rope.
Described more piece cover arm retractable driving device also comprises the reductor be connected between engine and actuating device driving wheel.
Described basic arm, the first telescopic boom are connected driven roller assembly by steel rope with drive pulley assembly with the second telescopic boom.
A using method for more piece cover arm retractable driving device, comprises semi-girder operation and the operation of contracting arm.
When semi-girder operates, start actuating device, engine drives actuating device driving wheel to rotate, and under the drive of steel rope, actuating device flower wheel rotates round about, the steel rope driven device of semi-girder wiring assembly is regained, and being sent in contracting arm wiring assembly, the first telescopic boom and the second telescopic boom are pulled and stretch out, after reaching certain length under the pulling force effect of steel rope, first telescopic boom and the limited device restriction of the second telescopic boom stop, and complete semi-girder operation;
When contracting arm operates, start actuating device, engine drives the contrarotation of actuating device driving wheel, and under the drive of steel rope, actuating device flower wheel rotates to other direction, the steel rope driven device of contracting arm wiring assembly is regained, and being sent in semi-girder wiring assembly, the first telescopic boom and the second telescopic boom are pulled retraction under the pulling force effect of steel rope, after being retracted into bottom, first telescopic boom and the second telescopic boom are limited to stop, and complete the operation of contracting arm;
The utility model compares relative to like product following advantage: 1) driving device structure is simple, easy to operate, lightweight.2) actuating device price is low, reduces cost of product.3) actuating device is arranged on cover arm bottom outer, and maintenance is convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the more piece cover arm retractable driving device in the utility model.
(figure middle and upper part point diagram is mainly positioned at the contracting arm wiring assembly of cover arm, lower illustration is mainly positioned at the semi-girder wiring assembly of cover arm, contracting arm wiring assembly and semi-girder wiring assembly are positioned at same cover arm, clear for making baudrier illustrate, two parts up and down that contracting arm wiring assembly and semi-girder wiring assembly are divided in figure are illustrated)
Fig. 2 is structure and the driving principle schematic diagram of actuating device in the utility model.
Description of reference numerals:
Basic arm 1-2-4 - the first 3 - the second telescopic crane telescopic arm first before reversing telescopic crane pulley 5 - the second telescopic crane telescopic boom tail reversing pulley 6 - the first tail before reversing pulley 7 - basic arm Angle pulley basic arm tail crown block 8-9-10-11 - wire rope driven roller components fixed point Ⅰ 12 - wire rope fixed point Ⅱ 4-1 - the first telescopic arm before reversing co-axial pulleys - 1-5 second telescopic jib end reversing co-axial pulleys - 6-1 the first telescopic boom tail reversing co-axial pulleys Ⅰ 6-2 - the first telescopic boom tail reversing co-axial pulleys Ⅱ 7-1 - basic arm before reversing coaxial tail pulley 8-1 - basic arm coaxial fixed pulley Ⅰ 8-2 - basic arm end coaxial fixed pulley Ⅱ 9-1 - drive wheel 9-2 - drive driven pulley 9-3 - engine
Detailed description of the invention
As shown in Figure 1 and Figure 2, a kind of more piece cover arm retractable driving device, is arranged in the inner chamber of more piece cover arm.Described more piece cover arm retractable driving device comprises outermost basic arm, the first telescopic boom be sleeved in basic arm, the second telescopic boom be sleeved in the first telescopic boom, and described retractable driving device also comprises engine (can be electrical motor, HM Hydraulic Motor etc.), connects driven roller assembly, drive pulley assembly, the steel rope of engine; Described engine and driven roller assembly are installed on basic arm; Described drive pulley assembly is arranged on basic arm, the first telescopic boom and the second telescopic boom; Described steel rope connects drive pulley assembly and driven roller assembly.
Described drive pulley assembly comprises contracting arm wiring assembly and semi-girder wiring assembly; Described contracting arm wiring assembly comprise be arranged on basic arm 1 bottom steel rope attachment point II 12, the second telescopic boom tail angle pulley 5 be arranged on the second telescopic boom bottom, be arranged on basic arm tail fixed pulley 8 and basic arm tail coaxial fixed pulley I 8-1, the first telescopic boom tail angle pulley 6 be arranged on the first telescopic boom bottom bottom basic arm;
Described semi-girder wiring assembly comprises the second telescopic boom tail be arranged on below the second telescopic boom bottom and to commutate coaxial pulley 5-1, angle pulley 4 and the front coaxial pulley 4-1 that commutates of the first telescopic boom before being arranged on the first telescopic boom below the first telescopic boom top, commutate coaxial pulley I 6-1 and the first telescopic boom tail of the first telescopic boom tail be arranged on below the first telescopic boom bottom commutates coaxial pulley II 6-2, angle pulley 7 and the front coaxial pulley 7-1 that commutates of basic arm before being arranged on the basic arm below basic arm front end, be arranged on the steel rope attachment point I 11 below basic arm bottom and basic arm tail coaxial fixed pulley II 8-2,
One of described steel rope 10 is fixed on steel rope attachment point II 12, walk around the-the second telescopic boom tail angle pulley 5 more successively, basic arm tail fixed pulley 8, first telescopic boom tail angle pulley 6, basic arm tail coaxial fixed pulley I 8-1, driven roller assembly, basic arm tail coaxial fixed pulley II 8-2, the coaxial pulley 7-1 of commutation before basic arm, first telescopic boom tail commutates coaxial pulley II 6-2, the coaxial pulley 4-1 of commutation before first telescopic boom, second telescopic boom tail commutates coaxial pulley 5-1, angle pulley 4 before first telescopic boom, first telescopic boom tail commutates coaxial pulley I 6-1, angle pulley 7 before basic arm, other end is fixed on steel rope attachment point I 11.
Described driven roller assembly 9 comprises two the actuating device driving wheel 9-1 and actuating device flower wheel 9-2 that install side by side, and actuating device driving wheel 9-1 provide rotary driving force by engine 9-3; Described steel rope 10 with the connection mode of actuating device driving wheel 9-1 and actuating device flower wheel 9-2 is: steel rope is handed over for more than 10 time and pitched Chan around on actuating device driving wheel 9-1 and actuating device flower wheel 9-2, when actuating device driving wheel 9-1 rotates, static friction force is relied on to drive steel rope 10 to follow rotation, after the number of turns that steel rope 10 is wound around reaches certain quantity, driven roller assembly provides enough pulling force just can to steel rope 10.
Below more piece cover arm retractable driving device is described further.
A using method for more piece cover arm retractable driving device, comprises semi-girder operation and the operation of contracting arm.
When semi-girder operates, start driven roller assembly, engine 9-3 drives actuating device driving wheel 9-1 to rotate, under the drive of steel rope 10, actuating device flower wheel 9-2 rotates round about, the steel rope 10 driven rolls assembly of semi-girder wiring assembly is regained, and be sent in contracting arm wiring assembly, first telescopic boom 2 and the second telescopic boom 3 are pulled and stretch out under the pulling force effect of steel rope 10, after reaching certain length, first telescopic boom 2 and the limited device restriction of the second telescopic boom 3 stop, and complete semi-girder operation;
When contracting arm operates, start driven roller assembly, engine 9-3 drives actuating device driving wheel 9-1 contrarotation, and under the drive of steel rope 10, actuating device flower wheel 9-2 rotates to other direction, the steel rope 10 driven rolls assembly of contracting arm wiring assembly is regained, and being sent in semi-girder wiring assembly, the first telescopic boom 2 and the second telescopic boom 3 are pulled retraction under the pulling force effect of steel rope 10, after being retracted into bottom, first telescopic boom 2 and the second telescopic boom 3 are limited to stop, and complete the operation of contracting arm;
Described more piece cover arm retractable driving device, its field of application is not limited only to three joint cover arms described above, and be also applicable to the cover arm configuration of more than three joints, their structural principle is similar, and actuating device is identical.

Claims (5)

1. a more piece cover arm retractable driving device, is characterized in that, described more piece cover arm retractable driving device is arranged in the inner chamber of more piece cover arm; Described more piece cover arm comprises outermost basic arm, the first telescopic boom be sleeved in basic arm, the second telescopic boom be sleeved in the first telescopic boom, and described more piece cover arm retractable driving device comprises engine, connects driven roller assembly, drive pulley assembly, the steel rope of engine; Described engine and driven roller assembly are installed on basic arm; Described drive pulley assembly is arranged on basic arm, the first telescopic boom and the second telescopic boom; Described steel rope connects drive pulley assembly and driven roller assembly.
2. more piece cover arm retractable driving device according to claim 1, it is characterized in that, described drive pulley assembly comprises contracting arm wiring assembly and semi-girder wiring assembly;
Described contracting arm wiring assembly comprise be arranged on basic arm bottom steel rope attachment point II, the second telescopic boom tail angle pulley be arranged on the second telescopic boom bottom, be arranged on basic arm tail fixed pulley and the coaxial fixed pulley I of basic arm tail, the first telescopic boom tail angle pulley be arranged on the first telescopic boom bottom bottom basic arm;
Described semi-girder wiring assembly comprises the second telescopic boom tail be arranged on below the second telescopic boom bottom and to commutate coaxial pulley, angle pulley and the front coaxial pulley that commutates of the first telescopic boom before being arranged on the first telescopic boom below the first telescopic boom top, commutate coaxial pulley I and the first telescopic boom tail of the first telescopic boom tail be arranged on below the first telescopic boom bottom commutates coaxial pulley II, angle pulley and the front coaxial pulley that commutates of basic arm before being arranged on the basic arm below basic arm front end, be arranged on the steel rope attachment point I below basic arm bottom and the coaxial fixed pulley II of basic arm tail,
One of described steel rope is fixed on steel rope attachment point II, walk around the-the second telescopic boom tail angle pulley more successively, basic arm tail fixed pulley, first telescopic boom tail angle pulley, the coaxial fixed pulley I of basic arm tail, actuating device, the coaxial fixed pulley II of basic arm tail, the coaxial pulley of commutation before basic arm, first telescopic boom tail commutates coaxial pulley II, the coaxial pulley of commutation before first telescopic boom, second telescopic boom tail commutates coaxial pulley, angle pulley before first telescopic boom, first telescopic boom tail commutates coaxial pulley I, angle pulley before basic arm, other end is fixed on steel rope attachment point I.
3. more piece cover arm retractable driving device according to claim 2, it is characterized in that, described driven roller assembly comprises two the actuating device driving wheels and actuating device flower wheel installed side by side, and actuating device driving wheel connects engine; The connection mode of described steel rope and actuating device driving wheel and actuating device flower wheel is: steel rope repeatedly Jiao Cha Chan around on actuating device driving wheel and actuating device flower wheel.
4. more piece cover arm retractable driving device according to claim 1, is characterized in that, also comprise the reductor be connected between engine and actuating device driving wheel.
5. more piece cover arm retractable driving device according to claim 1, it is characterized in that, described basic arm, the first telescopic boom are connected driven roller assembly by steel rope with drive pulley assembly with the second telescopic boom.
CN201420582680.8U 2014-10-10 2014-10-10 A kind of more piece cover arm retractable driving device Expired - Fee Related CN204150979U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420582680.8U CN204150979U (en) 2014-10-10 2014-10-10 A kind of more piece cover arm retractable driving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420582680.8U CN204150979U (en) 2014-10-10 2014-10-10 A kind of more piece cover arm retractable driving device

Publications (1)

Publication Number Publication Date
CN204150979U true CN204150979U (en) 2015-02-11

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ID=52509115

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420582680.8U Expired - Fee Related CN204150979U (en) 2014-10-10 2014-10-10 A kind of more piece cover arm retractable driving device

Country Status (1)

Country Link
CN (1) CN204150979U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106438893A (en) * 2016-11-10 2017-02-22 航天科工智能机器人有限责任公司 Translation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106438893A (en) * 2016-11-10 2017-02-22 航天科工智能机器人有限责任公司 Translation device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: HUNAN BLUE SKY WELDING TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: HUNAN LANTIAN WELDING TECHNOLOGY CO., LTD.

CP03 Change of name, title or address

Address after: 410100 Hunan province Changsha City Economic and Technological Development Zone quantang Street Bamboo Road No. 58

Patentee after: HUNAN BLUESKY ROBOT TECHNOLOGY CO., LTD.

Address before: 410000 Hunan province Changsha City Economic and Technological Development Zone Li Xiang Road No. 98 and No. 105 Science Park

Patentee before: HUNAN BLUE SKY WELDING TECHNOLOGY CO., LTD.

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: 20150211

Termination date: 20191010