CN103213920A - Stand column device capable of being hoisted - Google Patents
Stand column device capable of being hoisted Download PDFInfo
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- CN103213920A CN103213920A CN2012105338922A CN201210533892A CN103213920A CN 103213920 A CN103213920 A CN 103213920A CN 2012105338922 A CN2012105338922 A CN 2012105338922A CN 201210533892 A CN201210533892 A CN 201210533892A CN 103213920 A CN103213920 A CN 103213920A
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- column
- hydraulic ram
- lifting
- stand column
- piston rod
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Abstract
The invention provides a stand column device capable of being hoisted. The stand column device comprises a basic stand column and N sections of hoisting stand columns which are sleeved in the basic stand column layer by layer, wherein each hoisting stand column is driven by a hydraulic oil cylinder to be hoisted and the upper end of a piston rod of the hydraulic oil cylinder is fixed on the hoisting stand column; and a cylinder barrel of the hydraulic oil cylinder is fixed on the adjacent stand column of the hoisting stand column. According to the stand column device capable of being hoisted disclosed by the invention, the hydraulic oil cylinders are mounted at the outer sides of the stand columns; each part of the stand column device is convenient to inspect and maintain when being compared with a chain type stand column device; the hoisting function of the stand columns is flexible, safe and reliable; and the problems of a conventional stand column device are solved. According to the stand column device disclosed by the invention, each section of the stand column can be independently hoisted and can also be hoisted simultaneously, and the operation is simple.
Description
Technical field
The present invention is a kind of stand column device, is specially a kind of stand column device that adopts the hydraulic ram lifting.
Background technology
The job platform lifting of the contact system of rolling stock maintenance at present is by realizing with the bonded assembly stand column device lifting of platform bottom surface, this stand column device mainly is to adopt hydraulic ram and chain to combine to realize the column lifting both at home and abroad, pillar construction is a telescopic structure, form by basic column, central post, inner column three joints, hydraulic ram one end is connected on the basic column base, the other end is connected in central post top, chain one end is connected on the basic column base, and the other end is connected with the inner column bottom after walking around the sprocket wheel that is installed in central post top.By stretching out hydraulic cylinder piston rod jacking central post the also rising together of sprocket wheel on top is installed simultaneously, because chain one end is fixed, the sprocket wheel of rising drives the chain other end and rises, and is connected also and then rising of inner column so with the chain other end.This structure hydraulic oil cylinder and chain are installed in the inner column interior location, because the central post edge is enclosed within the inboard of basic column, the inner column edge is enclosed within the inboard of central post, cause the inner space of inner column little like this, make troubles for installation of hydraulic ram and chain and maintenance, when fracture appearred in chain, inner column will directly fall down and be prone to safety misadventure simultaneously.In sum, the column of this structure exists installs, overhauls difficulty, and chain lost efficacy and causes personal safety dangerous big.
Summary of the invention
The object of the present invention is to provide a kind of liftable stand column device by a plurality of hydraulic rams realization liftings, hydraulic ram is installed in the column outside, and it is simple in structure, and installation, easy maintenance are safe, effectively solve the problem that present stand column device exists.
Technical program of the present invention lies in: comprise that basic column, the N that is set in the basic column layer by layer save lifting column; Each lifting column drives lifting through hydraulic ram, and this lifting column is fixed in the piston rod upper end of described hydraulic ram, and the cylinder barrel of described hydraulic ram is fixed on this lifting column adjacent upright posts.
The cylinder barrel outside of described hydraulic ram is provided with hydraulic oil pipe, balance cock.
The column upper end is fixed in through the hydraulic ram mount pad in the cylinder barrel upper end of described hydraulic ram.
The upper end of lifting column is fixed in the piston rod upper end of described hydraulic ram through the piston rod mount pad.
The piston rod upper end of described hydraulic ram is loaded on the piston rod mount pad through bearing pin.
Described N is 〉=1.
Described N is 3; Be set with first lifting column in the described basic column; Be set with second lifting column in described first lifting column; Be set with the 3rd lifting column in described second lifting column;
First hydraulic ram that drives the first lifting column lifting is fixed on the basic column through the first hydraulic ram mount pad; First lifting column upper end is fixed in through first piston bar mount pad in first hydraulic cylinder piston rod upper end;
Second hydraulic ram that drives the second lifting column lifting is fixed in first lifting column upper end through the second hydraulic ram mount pad; Second lifting column upper end is fixed in through the second piston rod mount pad in second hydraulic cylinder piston rod upper end;
The 3rd hydraulic ram that drives the 3rd lifting column lifting is fixed in second lifting column upper end through the 3rd hydraulic ram mount pad; The 3rd lifting column upper end is fixed in through the 3rd piston rod mount pad in the 3rd hydraulic cylinder piston rod upper end.
Hydraulic ram of the present invention is installed in the column outside, and the chain-type stand column device is convenient to each parts of inspection and maintenance relatively, and the column elevating function is flexible, safe and reliable, effectively solves the problem that existing stand column device exists.But the present invention respectively saves the column independent-lifting, and also lifting simultaneously is simple to operate.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the right elevation of Fig. 1.
Fig. 4 is loaded on the scheme drawing of contact system upkeep operation car for the present invention.
Among the figure, 1, the basis column, 2, first piston bar mount pad, 3, first hydraulic cylinder piston rod, 4, the first hydraulic ram mount pad, 5, oil pipe, 6, first hydraulic ram, 7, balance cock, 8, first lifting column, 9, bearing pin, 10, the second piston rod mount pad, 11, second hydraulic cylinder piston rod, 12, second lifting column, 13, the second hydraulic ram mount pad, 14, second hydraulic ram, 15, the 3rd piston rod mount pad, 16, the 3rd hydraulic cylinder piston rod, 17, the 3rd hydraulic ram mount pad, 18, the 3rd hydraulic ram, 19, the 3rd lifting column, 20, lifting table.
The specific embodiment
Among Fig. 1, Fig. 2, Fig. 3, on turning gear of basic column 1 welded and installed.Lifting column is three joints, and first lifting column, 8 edges are enclosed within basic column 1 inboard, and second lifting column, 12 edges are enclosed within first lifting column, 8 inboards, and the 3rd lifting column 19 edges are enclosed within second lifting column, 12 inboards.
The lifting of first lifting column 8 is controlled by first hydraulic ram 6, the first hydraulic ram mount pad 4 is installed on the basic column 1, first piston bar mount pad 2 is installed on first lifting column 8, first hydraulic ram 6 is installed on the first hydraulic ram mount pad, first hydraulic cylinder piston rod 3 is installed on the first piston bar mount pad 2, first hydraulic ram 6 is the strong point with the first hydraulic ram mount pad 4 that is installed on the basic column 1, for pressure oil, first hydraulic cylinder piston rod 3 stretches out the back and promotes 8 risings of first lifting column under the effect of pressure oil to first hydraulic ram, 6 rodless cavities.Simultaneously can drive second lifting column 12 at uphill process, the 3rd lifting column 19 rises together.Otherwise piston rod retraction pulling first lifting column 8 descends when first hydraulic ram, 6 rod chambers supply pressure oil, and second lifting column 12, the 3rd lifting column 19 also can be followed decline together simultaneously.
12 liftings of second lifting column are controlled by second hydraulic ram 14, the second hydraulic ram mount pad 13 is installed on first lifting column 8, the second piston rod mount pad 10 is installed on second lifting column 12, second hydraulic ram 14 is installed on the second hydraulic ram mount pad 13, second hydraulic ram 14 is the strong point with the second hydraulic ram mount pad 13 that is installed on first lifting column 8, for pressure oil, second hydraulic cylinder piston rod 11 stretches out the back and promotes 12 risings of second lifting column under the effect of pressure oil to second hydraulic ram, 14 rodless cavities.Can drive the 3rd lifting column 19 in uphill process rises together.Otherwise piston rod retraction pulling second lifting column 12 descends when second hydraulic ram, 14 rod chambers supply pressure oil, and the 3rd lifting column 19 also can be followed decline together simultaneously.
19 liftings of the 3rd lifting column are controlled by the 3rd hydraulic ram 18, the 3rd hydraulic ram mount pad 17 is installed on second lifting column 12, the 3rd piston rod mount pad 15 is installed on the 3rd lifting column 19, the 3rd hydraulic ram 18 is installed on the 3rd hydraulic ram mount pad 17, the 3rd hydraulic ram 18 is the strong point with the 3rd hydraulic ram mount pad 17 that is installed on second lifting column 12, for pressure oil, the 3rd hydraulic cylinder piston rod 16 stretches out the back and promotes 19 risings of the 3rd lifting column under the effect of pressure oil to the 3rd hydraulic ram 18 rodless cavities.Otherwise piston rod retraction pulling the 3rd lifting column 19 descends when the 3rd hydraulic ram 18 rod chambers supply pressure oil.
The hydraulic ram of every joint column is equipped with balance cock 7, can keep the column descending speed steady.The rod chamber hydraulic oil that advances each oil cylinder connects with high pressure fuel pipe 5, and balance cock 7 is directly installed on the oil cylinder simultaneously, and the chain-type stand column device has guaranteed the safety of column lifting relatively.
Figure 4 shows that the present invention is installed in the vehicle upper pillar stand and stretches view entirely, wherein 1 is basic column, 5 is oil pipe, 6 is first hydraulic ram, 7 is balance cock, 9 is bearing pin, and 10 is the second piston rod mount pad, and 11 is second hydraulic cylinder piston rod, 12 is second lifting column, 13 is the second hydraulic ram mount pad, and 15 is the 3rd piston rod mount pad, and 16 is the 3rd hydraulic cylinder piston rod, 17 is the 3rd hydraulic ram mount pad, 18 is the 3rd hydraulic ram, and 19 is the 3rd lifting column, 20 lifting tables for this stand column device control.
When a certain joint column oil cylinder rodless cavity oil-feed, piston rod stretches out and promotes this joint column while of rising and can also drive and respectively save column on it and rise together, otherwise descend when cylinder rod chamber oil-feed piston rod withdrawal promotes this joint column, can drive equally and respectively save column on it and descend together.
When more piece column oil cylinder rodless cavity when simultaneously the oil-feed piston rod stretches out, on save column on its basis that joint column promotes to rise down, also stretch out under the promotion and rise at the piston rod of this section oil cylinder.
When more piece column cylinder rod chamber simultaneously during oil-feed piston rod retraction, on save column its down the joint column drive on the basis that descends, also drive and descend at the piston rod retraction of this section oil cylinder.
Claims (7)
1. a liftable stand column device is characterized in that: comprise that basic column (1), the N that is set in the basic column layer by layer save lifting column;
Each lifting column drives lifting through hydraulic ram, and this lifting column is fixed in the piston rod upper end of described hydraulic ram, and the cylinder barrel of described hydraulic ram is fixed on this lifting column adjacent upright posts.
2. liftable stand column device according to claim 1 is characterized in that: the cylinder barrel outside of described hydraulic ram is provided with hydraulic oil pipe (5), balance cock (7).
3. liftable stand column device according to claim 1 is characterized in that: the column upper end is fixed in through the hydraulic ram mount pad in the cylinder barrel upper end of described hydraulic ram.
4. liftable stand column device according to claim 1 is characterized in that: the upper end of lifting column is fixed in the piston rod upper end of described hydraulic ram through the piston rod mount pad.
5. liftable stand column device according to claim 4 is characterized in that: the piston rod upper end of described hydraulic ram is loaded on the piston rod mount pad through bearing pin (9).
6. liftable stand column device according to claim 1 is characterized in that: described N is 〉=1.
7. liftable stand column device according to claim 1 is characterized in that: described N is 3;
Be set with first lifting column in the described basic column (1); Be set with second lifting column (12) in described first lifting column (8); Be set with the 3rd lifting column (19) in described second lifting column (12);
First hydraulic ram (6) that drives first lifting column (8) lifting is fixed on the basic column (1) through the first hydraulic ram mount pad (4); First lifting column (8) upper end is fixed in through first piston bar mount pad (2) in first hydraulic cylinder piston rod (3) upper end;
Second hydraulic ram (14) that drives second lifting column (12) lifting is fixed in first lifting column (8) upper end through the second hydraulic ram mount pad (13); Second lifting column (12) upper end is fixed in through the second piston rod mount pad (10) in second hydraulic cylinder piston rod (11) upper end;
The 3rd hydraulic ram (18) that drives the 3rd lifting column (19) lifting is fixed in second lifting column (12) upper end through the 3rd hydraulic ram mount pad (17); The 3rd lifting column (19) upper end is fixed in through the 3rd piston rod mount pad (15) in the 3rd hydraulic cylinder piston rod (16) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533892.2A CN103213920B (en) | 2012-12-12 | 2012-12-12 | A kind of liftable stand column device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533892.2A CN103213920B (en) | 2012-12-12 | 2012-12-12 | A kind of liftable stand column device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103213920A true CN103213920A (en) | 2013-07-24 |
| CN103213920B CN103213920B (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210533892.2A Active CN103213920B (en) | 2012-12-12 | 2012-12-12 | A kind of liftable stand column device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103213920B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335860A (en) * | 2016-09-20 | 2017-01-18 | 浙江捷昌线性驱动科技股份有限公司 | Dual motor lifting stand column |
| CN108584828A (en) * | 2018-07-09 | 2018-09-28 | 北京中车重工机械有限公司 | A kind of upkeep operation vehicle |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA991167A (en) * | 1973-05-03 | 1976-06-15 | Josam Lastbilsteknik Ab | Trestle |
| RU2114048C1 (en) * | 1997-04-18 | 1998-06-27 | Открытое акционерное общество "Тихорецкий машиностроительный завод им.В.В.Воровского" | Contact system maintenance and repair lifting device |
| CN2515362Y (en) * | 2001-11-26 | 2002-10-09 | 北京英斯泰克视频技术有限公司 | Three-mast multistage lifting tower |
| CN201165460Y (en) * | 2007-11-23 | 2008-12-17 | 太原轨道交通装备有限责任公司 | Railway contact net work vehicle upright post platform |
| CN201573653U (en) * | 2009-12-19 | 2010-09-08 | 太原轨道交通装备有限责任公司 | Multifunctional catenary working car |
| CN202575899U (en) * | 2012-05-14 | 2012-12-05 | 金鹰重型工程机械有限公司 | Device for overhauling contact systems |
| CN202806435U (en) * | 2012-08-28 | 2013-03-20 | 宝鸡南车时代工程机械有限公司 | Electrified railway overhead contact system mechanical arm operation device |
| CN202968001U (en) * | 2012-12-12 | 2013-06-05 | 金鹰重型工程机械有限公司 | Liftable stand column device |
| CN202968039U (en) * | 2012-12-12 | 2013-06-05 | 金鹰重型工程机械有限公司 | Telescopic type rotary lifting operation platform |
-
2012
- 2012-12-12 CN CN201210533892.2A patent/CN103213920B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA991167A (en) * | 1973-05-03 | 1976-06-15 | Josam Lastbilsteknik Ab | Trestle |
| RU2114048C1 (en) * | 1997-04-18 | 1998-06-27 | Открытое акционерное общество "Тихорецкий машиностроительный завод им.В.В.Воровского" | Contact system maintenance and repair lifting device |
| CN2515362Y (en) * | 2001-11-26 | 2002-10-09 | 北京英斯泰克视频技术有限公司 | Three-mast multistage lifting tower |
| CN201165460Y (en) * | 2007-11-23 | 2008-12-17 | 太原轨道交通装备有限责任公司 | Railway contact net work vehicle upright post platform |
| CN201573653U (en) * | 2009-12-19 | 2010-09-08 | 太原轨道交通装备有限责任公司 | Multifunctional catenary working car |
| CN202575899U (en) * | 2012-05-14 | 2012-12-05 | 金鹰重型工程机械有限公司 | Device for overhauling contact systems |
| CN202806435U (en) * | 2012-08-28 | 2013-03-20 | 宝鸡南车时代工程机械有限公司 | Electrified railway overhead contact system mechanical arm operation device |
| CN202968001U (en) * | 2012-12-12 | 2013-06-05 | 金鹰重型工程机械有限公司 | Liftable stand column device |
| CN202968039U (en) * | 2012-12-12 | 2013-06-05 | 金鹰重型工程机械有限公司 | Telescopic type rotary lifting operation platform |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335860A (en) * | 2016-09-20 | 2017-01-18 | 浙江捷昌线性驱动科技股份有限公司 | Dual motor lifting stand column |
| CN108584828A (en) * | 2018-07-09 | 2018-09-28 | 北京中车重工机械有限公司 | A kind of upkeep operation vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103213920B (en) | 2015-08-26 |
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Address after: No.1 Xinming Road, high tech Zone, Xiangyang City, Hubei Province Patentee after: Jinying Heavy Construction Machinery Co., Ltd Address before: 441001 No. 19 Dongxu East Road, Hubei, Xiangfan Patentee before: GEMAC ENGINEERING MACHINERY Co.,Ltd. |
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| CP03 | Change of name, title or address |