CN102120548B - Hydraulic telescopic suspension arm - Google Patents
Hydraulic telescopic suspension arm Download PDFInfo
- Publication number
- CN102120548B CN102120548B CN201110081845.4A CN201110081845A CN102120548B CN 102120548 B CN102120548 B CN 102120548B CN 201110081845 A CN201110081845 A CN 201110081845A CN 102120548 B CN102120548 B CN 102120548B
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- China
- Prior art keywords
- arm
- telescopic
- rotary table
- hinged
- oil cylinder
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- 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.)
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- 239000000725 suspension Substances 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Jib Cranes (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
The invention discloses a hydraulic telescopic suspension arm, belonging to the technical field of hoisting suspension arms. The invention aims to provide a hydraulic telescopic suspension arm which is of a simple structure and capable of rotating bidirectionally. The technical scheme is as follows: the hydraulic telescopic suspension arm comprises a rotary device and a suspension arm, wherein the rotary device is of the following structure: a lower turntable is annular and is fixed on a stand through bolts, an upper turntable is mounted above the lower turntable, the top of a spiral oscillating oil cylinder is connected with the upper turntable through bolts, and a first hinge frame and a second hinge frame are fixed on the upper turntable; the suspension arm is of the following structure: one end of a main arm is hinged on the first hinge frame, the other end of the main arm is hinged with the piston rods of two support oil cylinders, the cylinder bodies of the two support oil cylinders are both hinged on the second hinge frame, a telescopic arm is sleeved in the main arm, the cylinder body of the telescopic oil cylinder is fixed at the bottom of an inner cavity of the main arm, and a piston rod of the telescopic oil cylinder is fixed in the inner cavity of the telescopic arm; and a suspension mechanism is arranged in a through hole of one end of the telescopic arm outside the main arm. The hydraulic telescopic suspension arm disclosed by the invention can be used for hoisting heavy objects.
Description
Technical field
Hydraulic telescopic suspension arm of the present invention, belongs to arm of derrick technical field.
Background technology
Along with the development of industry, increasing weight-lifting equipment is employed in production, and the arm on weight-lifting equipment is varied, and a lot of arm also needs to rotate.Suspension hook on general arm is all installed by wirerope-winding, the installation method not only troublesome poeration of this suspension hook, and complex structure, and cost is higher, inapplicable in the less demanding occasion of some sling heights.And the arm rotated has plenty of and pulls rotating disk to realize by common oil cylinder, the little and bad control of rotating speed of this method anglec of rotation; Have plenty of and realized by motor, this way needs speed reduction gearing to drop in the speed of needs by the rotating speed of motor, complex structure and cost is higher.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, and technical matters to be solved, can bidirectional rotation and the large hydraulic telescopic suspension arm of the anglec of rotation for providing a kind of structure simple.
For solving the problems of the technologies described above, the technical solution used in the present invention is: hydraulic telescopic suspension arm, comprises slewing arrangement and arm; The structure of described slewing arrangement is: lower rotary table is annular and is bolted in frame, top rotary table is arranged on the top of lower rotary table, and be provided with steel ball between top rotary table and the contact surface of lower rotary table, top and the top rotary table of spiral oscillating oil cylinder are bolted, the shell of spiral oscillating oil cylinder is arranged on cushion block by bolt, described cushion block is welded in frame, and the lower vertical of spiral oscillating oil cylinder is sleeved in frame; Described top rotary table is fixed with the first body cradle and the second body cradle, and the first body cradle and the second body cradle are symmetrical structure, and axis of symmetry point-blank.
The structure of described arm is: one end of principal arm is hinged on the first body cradle, the other end of principal arm and the piston rod of two support cylinders hinged, two support cylinders are positioned at the both sides of principal arm, and the cylinder body of two support cylinders is all hinged on the second body cradle; The inside of principal arm and telescopic boom is cavity, and telescopic boom is sleeved in principal arm, and the cylinder body of telescopic oil cylinder is fixed on the bottom of principal arm inner chamber, and the piston rod of telescopic oil cylinder is fixed in the inner chamber of telescopic boom; One end that telescopic boom is positioned at outside principal arm has through hole, is provided with suspension gear in described through hole, has been bolted cover plate above described through hole.
The structure of described suspension gear is: support body by hinge in the through hole of described telescopic boom, the bottom of support body has hole, joint pin is stuck in the hole bottom support body by the flange at top, and between the flange at joint pin top and support body bottom surface, ball is installed, round-link chain is hinged on the bottom of joint pin, and the end of round-link chain is connected with suspension hook.
Hydraulic telescopic suspension arm of the present invention compared with prior art has following beneficial effect.
Arm is directly installed on slewing arrangement by the present invention, and slewing arrangement have employed spiral oscillating oil cylinder as the propulsion source rotated, and is provided with steel ball between top rotary table and lower rotary table, makes top rotary table can drive arm Double-directional rotary 180 degree; In the present invention, the structure of arm is simple in addition, and cost is lower.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 is the structural representation of hydraulic telescopic suspension arm of the present invention.
In figure: 1 be slewing arrangement, 2 be arm, 3 be lower rotary table, 4 be top rotary table, 5 be spiral oscillating oil cylinder, 6 be frame, 7 be steel ball, 8 be principal arm, 12 be support cylinder, 13 be telescopic boom, 14 be telescopic oil cylinder, 15 be suspension gear, 16 be cover plate, 17 be support body, 18 be bearing pin, 19 be ball, 20 be joint pin, 21 be round-link chain, 22 be suspension hook for cushion block, 9 to be the first body cradle, 10 be the second body cradle, 11.
Detailed description of the invention
As shown in Figure 1, hydraulic telescopic suspension arm of the present invention, comprises slewing arrangement 1 and arm 2; The structure of described slewing arrangement 1 is: lower rotary table 3 is annular and is bolted in frame 6, top rotary table 4 is arranged on the top of lower rotary table 3, and be provided with steel ball 7 between the contact surface of top rotary table 4 and lower rotary table 3, top and the top rotary table 4 of spiral oscillating oil cylinder 5 are bolted, the shell of spiral oscillating oil cylinder 5 is arranged on cushion block 8 by bolt, described cushion block 8 is welded in frame 6, and the lower vertical of spiral oscillating oil cylinder 5 is sleeved in frame 6; Described top rotary table 4 is fixed with the first body cradle 9 and the second body cradle 10, first body cradle 9 and the second body cradle 10 and is symmetrical structure, and axis of symmetry point-blank.
The structure of described arm 2 is: one end of principal arm 11 is hinged on the first body cradle 9, the other end of principal arm 11 and the piston rod of two support cylinders 12 hinged, two support cylinders 12 are positioned at the both sides of principal arm 11, and the cylinder body of two support cylinders 12 is all hinged on the second body cradle 10; Principal arm 11 is cavity with the inside of telescopic boom 13, and telescopic boom 13 is sleeved in principal arm 11, and the cylinder body of telescopic oil cylinder 14 is fixed on the bottom of principal arm 11 inner chamber, and the piston rod of telescopic oil cylinder 14 is fixed in the inner chamber of telescopic boom 13; One end that telescopic boom 13 is positioned at outside principal arm 11 has through hole, is provided with suspension gear 15 in described through hole, has been bolted cover plate 16 above described through hole.
The structure of described suspension gear 15 is: support body 17 is hinged in the through hole of described telescopic boom 13 by bearing pin 18, the bottom of support body 17 has hole, joint pin 20 is stuck in the hole bottom support body 17 by the flange at top, and between the flange at joint pin 20 top and support body 17 bottom surface, ball 19 is installed, round-link chain 21 is hinged on the bottom of joint pin 20, and the end of round-link chain 21 is connected with suspension hook 22.
Claims (1)
1. hydraulic telescopic suspension arm, is characterized in that: comprise slewing arrangement (1) and arm (2);
The structure of described slewing arrangement (1) is: lower rotary table (3) is annular and is bolted in frame (6), top rotary table (4) is arranged on the top of lower rotary table (3), and be provided with steel ball (7) between the contact surface of top rotary table (4) and lower rotary table (3), top and the top rotary table (4) of spiral oscillating oil cylinder (5) are bolted, the shell of spiral oscillating oil cylinder (5) is arranged on cushion block (8) by bolt, described cushion block (8) is welded in frame (6), and the lower vertical of spiral oscillating oil cylinder (5) is sleeved in frame (6); Described top rotary table (4) is fixed with the first body cradle (9) and the second body cradle (10), and the first body cradle (9) and the second body cradle (10) are symmetrical structure, and axis of symmetry point-blank;
The structure of described arm (2) is: one end of principal arm (11) is hinged on the first body cradle (9), the other end of principal arm (11) and the piston rod of two support cylinders (12) hinged, two support cylinders (12) are positioned at the both sides of principal arm (11), and the cylinder body of two support cylinders (12) is all hinged on the second body cradle (10); Principal arm (11) is cavity with the inside of telescopic boom (13), telescopic boom (13) is sleeved in principal arm (11), the cylinder body of telescopic oil cylinder (14) is fixed on the bottom of principal arm (11) inner chamber, and the piston rod of telescopic oil cylinder (14) is fixed in the inner chamber of telescopic boom (13); Telescopic boom (13) is positioned at principal arm (11) one end outward and has through hole, is provided with suspension gear (15) in described through hole, has been bolted cover plate (16) above described through hole;
The structure of described suspension gear (15) is: support body (17) is hinged in the through hole of described telescopic boom (13) by bearing pin (18), the bottom of support body (17) has hole, joint pin (20) is stuck in the hole of support body (17) bottom by the flange at top, and between the flange at joint pin (20) top and support body (17) bottom surface, ball (19) is installed, round-link chain (21) is hinged on the bottom of joint pin (20), and the end of round-link chain (21) is connected with suspension hook (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110081845.4A CN102120548B (en) | 2011-04-01 | 2011-04-01 | Hydraulic telescopic suspension arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110081845.4A CN102120548B (en) | 2011-04-01 | 2011-04-01 | Hydraulic telescopic suspension arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102120548A CN102120548A (en) | 2011-07-13 |
| CN102120548B true CN102120548B (en) | 2015-06-17 |
Family
ID=44249236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110081845.4A Expired - Fee Related CN102120548B (en) | 2011-04-01 | 2011-04-01 | Hydraulic telescopic suspension arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102120548B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL2821360T3 (en) * | 2013-07-03 | 2016-08-31 | Palvi S L | A crane of telescopic segments and control method thereof |
| CN104760896A (en) * | 2015-04-14 | 2015-07-08 | 刘青建 | Crane extension arm rotation device |
| CN105347200B (en) * | 2015-11-13 | 2019-03-12 | 嵊州市寰鼎玻璃科技有限公司 | A kind of lifting conveying equipment for glass production assembly line |
| CN108194029B (en) * | 2017-12-28 | 2024-07-26 | 常州骏铎机械制造有限公司 | Drilling arm of rock drilling machine |
| CN110980551B (en) * | 2019-11-29 | 2021-06-04 | 昆山朗捷通物联信息有限公司 | Lifting equipment of traffic detection device and use method thereof |
| CN112079300A (en) * | 2020-10-15 | 2020-12-15 | 安阳市荣诚石油矿山机械有限公司 | A kind of BOP transfer device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136304A (en) * | 1993-11-26 | 1996-11-20 | 株式会社小松制作所 | Mobile reach tower crane |
| DE19545433A1 (en) * | 1995-12-06 | 1997-06-19 | Karl Paul | Lifting and displacing device for handling slab-type objects |
| DE19641193A1 (en) * | 1996-09-24 | 1998-03-26 | Mannesmann Ag | Telescopic jib for stationary or mobile cranes |
| CN201385999Y (en) * | 2009-05-05 | 2010-01-20 | 中国农业机械化科学研究院 | A telescopic forklift |
| CN201525709U (en) * | 2009-11-23 | 2010-07-14 | 石家庄煤矿机械有限责任公司 | Transverse eccentric type lorry-mounted crane |
| CN202038825U (en) * | 2011-04-01 | 2011-11-16 | 山西东华机械有限公司 | Hydraulic rotating suspension arm |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000063085A (en) * | 1998-08-18 | 2000-02-29 | Kobe Steel Ltd | Wheel crane |
-
2011
- 2011-04-01 CN CN201110081845.4A patent/CN102120548B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136304A (en) * | 1993-11-26 | 1996-11-20 | 株式会社小松制作所 | Mobile reach tower crane |
| DE19545433A1 (en) * | 1995-12-06 | 1997-06-19 | Karl Paul | Lifting and displacing device for handling slab-type objects |
| DE19641193A1 (en) * | 1996-09-24 | 1998-03-26 | Mannesmann Ag | Telescopic jib for stationary or mobile cranes |
| CN201385999Y (en) * | 2009-05-05 | 2010-01-20 | 中国农业机械化科学研究院 | A telescopic forklift |
| CN201525709U (en) * | 2009-11-23 | 2010-07-14 | 石家庄煤矿机械有限责任公司 | Transverse eccentric type lorry-mounted crane |
| CN202038825U (en) * | 2011-04-01 | 2011-11-16 | 山西东华机械有限公司 | Hydraulic rotating suspension arm |
Non-Patent Citations (1)
| Title |
|---|
| 李淮,毛青青,赵驭阳.伸缩臂式自行走高空作业车液压系统的改进.《起重机运输机械》.2010,(第1期), * |
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| Publication number | Publication date |
|---|---|
| CN102120548A (en) | 2011-07-13 |
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