CN111364429A - Steady stake platform hydraulic lifting system - Google Patents
Steady stake platform hydraulic lifting system Download PDFInfo
- Publication number
- CN111364429A CN111364429A CN202010141445.7A CN202010141445A CN111364429A CN 111364429 A CN111364429 A CN 111364429A CN 202010141445 A CN202010141445 A CN 202010141445A CN 111364429 A CN111364429 A CN 111364429A
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- China
- Prior art keywords
- seat
- fixed
- rocker
- hydraulic cylinder
- pile
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
- E02B17/0809—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering the equipment being hydraulically actuated
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a pile stabilizing platform hydraulic lifting system which comprises a lifting platform and a lifting frame, wherein the lifting platform comprises a supporting seat and a pile stabilizing platform fixed on the supporting seat, and a pair of first fixing seat, a pair of second fixing seat and a pair of third fixing seat are arranged on the left side and the right side of the supporting seat; the crane comprises a base and a pair of first hinged seat, a second hinged seat and a third hinged seat which are fixed on two sides of the base, the first hinged seat, the second hinged seat and the third hinged seat are respectively hinged with a first rocker, a second rocker and a third rocker, the first rocker, the second rocker and the third rocker are respectively connected with a first swinging rod, a second swinging rod and a third swinging rod in a rotating mode, limiting chutes are fixed on the left side and the right side of the supporting seat, and a gear carrier is fixed through the limiting chutes. The hydraulic cylinder, the rack and the gear are all arranged at one end close to the pile stabilizing platform, so that seawater erosion is avoided, the service life is prolonged, and the stability is improved.
Description
Technical Field
The invention relates to the field of ocean engineering, in particular to a pile stabilizing platform hydraulic lifting system.
Background
In the offshore large-scale structure, various pile foundations extending into the bottom are often used as supports, sometimes, pile sinking can not be carried out or can not meet requirements due to a complicated marine pile driving ship, a marine construction platform is needed for constructing the pile foundations, the marine construction is changed into land construction, and a pile stabilizing platform is a tool for adjusting the verticality of a single pile during marine pile driving construction.
Although the design depth of water is considered during design and construction of the pile stabilizing platform, the pile stabilizing platform belongs to a fixed platform, the platform is firstly placed on a foundation position through a crane, 4 landing leg piles are driven into 4 pile holes after the platform is placed stably, and then the platform and the landing leg piles are welded together through welding, so that the operation is simple. The platform welding needs to be located above the water surface, and the height cannot be changed once the platform welding is built, so that when the water level changes, the height of the platform needs to be adjusted to meet the requirement that the platform is exposed out of the water surface.
The hydraulic lifting system is a key device of the platform, and the self-elevating platform can realize pile inserting, lifting and standing on the sea by means of the lifting system. Compared with motor drive, hydraulic drive has better flexibility and explosion-proof performance, and a common hydraulic system enables the platform to be more economically constructed for platforms with wide application of hydraulic equipment.
Disclosure of Invention
The invention aims to provide a pile stabilizing platform hydraulic lifting system, which provides stable lifting force, enables the whole system to adapt to marine environment and prolongs the service life.
In order to solve the problems, the invention provides a pile stabilizing platform hydraulic lifting system which comprises a lifting platform and a lifting frame, wherein the lifting platform comprises a supporting seat and a pile stabilizing platform fixed on the supporting seat, and a pair of first fixing seat, a pair of second fixing seat and a pair of third fixing seat are arranged on the left side and the right side of the supporting seat; the lifting frame comprises a base, and a pair of first hinged seat, a second hinged seat and a third hinged seat which are fixed on two sides of the base, wherein the first hinged seat, the second hinged seat and the pair of third hinged seat are adjacently arranged on one side of the base, the third hinged seat is arranged on the other side of the base, the first hinged seat, the second hinged seat and the third hinged seat are respectively hinged with a first rocker, a second rocker and a third rocker, the first rocker, the second rocker and the third rocker are respectively and rotatably connected with a first swinging rod, a second swinging rod and a third swinging rod, the first fixed seat, the second fixed seat and the third fixed seat are respectively and rotatably connected with the first swinging rod, the second swinging rod and the third swinging rod, a limiting chute is fixed on the left side and the right side of the supporting seat, a gear frame is fixed on the limiting chute, the gear frame layer is Z-shaped and comprises a supporting plate, one side of the supporting plate is connected with a front, the other side of the supporting plate is connected with a rear rack, and a connecting seat connected with a telescopic rod of the horizontal hydraulic cylinder is fixed on the supporting plate; the front rack and the rear rack are respectively meshed with gears fixed at the tail ends of the first swinging rod, the second swinging rod and the third swinging rod.
Preferably, a longitudinal hydraulic cylinder is fixed in the middle of the pile stabilizing platform, a cross beam is arranged in the middle of the base, and the cross beam is connected with a telescopic rod of the longitudinal hydraulic cylinder.
Preferably, the cylinder bodies of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder are connected through a balance valve, and when any one of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder works, the balance valve is opened, so that the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder assist in cooperation.
Preferably, an adjusting rod arranged in parallel with the base is movably fixed through a connecting shaft of the first rocker and the first swinging rod and a connecting shaft of the second rocker and the second swinging rod.
Preferably, the teeth of the front rack 5 are above and the teeth of the rear rack are below.
Preferably, the distance between the tooth roots of the front rack and the rear rack is greater than the diameter of the root circle of the gear and less than the diameter of the top circle of the gear.
Preferably, the first rocking bar, the second rocking bar and the third rocking bar have the same external dimensions, and the first swinging rod, the second swinging rod and the third swinging rod have the same external dimensions
The invention has the beneficial effects that:
1. after a first fixed seat, a second fixed seat and a third fixed seat are respectively hinged with a first swinging rod, a second swinging rod and a third swinging rod, a gear and a rack keep a meshed state, so that a rack frame is pushed and pulled under the action of a horizontal hydraulic cylinder to enable a pile stabilizing platform to stably lift, and when the water level changes, the height of the platform needs to be adjusted to meet the requirement that the platform is exposed out of the water surface;
2. the hydraulic cylinder, the rack and the gear are all arranged at one end close to the pile stabilizing platform, and under the condition that the pile stabilizing platform keeps on the water surface, the moving mechanism of the whole system avoids seawater erosion, so that the service life is prolonged, and the stability is improved.
3. The cylinder bodies of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder are connected through the balance valve, when any one of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder works, the balance valve is opened, so that hydraulic pressure in the longitudinal hydraulic cylinder and the hydraulic pressure in the horizontal hydraulic cylinder are kept the same, certain buffer force is provided for each other, the lifting process is slow and uniform, meanwhile, if the two hydraulic cylinders work simultaneously, the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder can assist in a cooperative mode, when the two hydraulic cylinders do not work, the balance valve is closed, the longitudinal hydraulic cylinder provides strong supporting force, pressure is prevented from directly acting on a gear and a rack, tooth strain is caused, and therefore the service life of the whole lifting system is prolonged while stable supporting force is improved.
Drawings
FIG. 1 is a schematic diagram of the hydraulic lift system of the present invention;
FIG. 2 is a front view of the hydraulic lift system of the present invention;
FIG. 3 is a bottom view of the hydraulic lift system of the present invention;
FIG. 4 is a schematic structural diagram of the elevating platform of the present invention;
FIG. 5 is a schematic structural view of the crane of the present invention;
fig. 6 is a schematic view of the structure of the rack of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the embodiments and drawings of the specification:
example 1
As shown in fig. 1-6, a pile-stabilizing platform hydraulic lifting system comprises a lifting platform 1 and a lifting frame 2.
The lifting platform 1 comprises a supporting seat 11 and a pile stabilizing platform 16 fixed on the supporting seat, wherein a pair of first fixing seats 12, a pair of second fixing seats 13 and a pair of third fixing seats 14 are arranged on the left side and the right side of the supporting seat 11.
The lifting frame 2 comprises a base 21 and a pair of first hinged seat 22, a second hinged seat 23 and a third hinged seat 24 which are fixed on two sides of the base 21, the first hinged seat 22, the second hinged seat 23 and the third hinged seat 24 are adjacently arranged on one side of the base 21, the third hinged seat 24 is arranged on the other side of the base 21, the first hinged seat 22, the second hinged seat 23 and the third hinged seat 24 are respectively hinged with a first rocker 25, a second rocker 26 and a third rocker 27, and the first rocker 25, the second rocker 26 and the third rocker 27 are respectively rotatably connected with a first swinging rod 28, a second swinging rod 29 and a third swinging rod 210. The first rocking lever 25, the second rocking lever 26 and the third rocking lever 27 have the same outer dimensions, and the first rocking lever 28, the second rocking lever 29 and the third rocking lever 210 have the same outer dimensions.
The first fixed seat 12, the second fixed seat 13 and the third fixed seat 14 are respectively rotatably connected with the first swing rod 28, the second swing rod 29 and the third swing rod 210, the first rocker 25 and the first swing rod 28 are fixed through connecting shafts, the second rocker 26 and the second swing rod 29 are also fixed through connecting shafts, an adjusting rod 211 arranged in parallel with the base 21 is movably fixed between the two connecting shafts, because the length and the direction of the adjusting rod 211 are limited, the rotating angle of the first rocker 25 and the first swing rod 28 is always consistent with the rotating angle of the second rocker 26 and the second swing rod 29, limiting chutes 15 are fixed on the left side and the right side of the supporting seat 11, the gear rack 5 is fixed through the limiting chutes 15, the gear rack layer 5 is Z-shaped and comprises a supporting plate 51, one side of the supporting plate 51 is connected with a front rack 53 through a guide rail 52, the other side of the supporting plate 51 is connected with a rear rack 54, the front rack 53 has upper teeth, the rear rack 54 has lower teeth, the support plate 51 is fixed with a connecting seat 55 connected with the telescopic rod of the horizontal hydraulic cylinder 4, the front rack 53 and the rear rack 54 are respectively engaged with a gear 212 fixed at the ends of the first swing lever 28, the second swing lever 29 and the third swing lever 210, since the teeth of the front rack 53 are up and the teeth of the rear rack 54 are down, when the carrier 5 is moving, so that the gears engaged on the front rack 53 and the gears 212 engaged on the rear rack 54 are kept moving towards each other, so that the first swing lever 28 and the second swing lever 29 rotate in the opposite direction to the third swing lever 210, the first swing lever 28, the second swing lever 29, and the third swing lever 210 provide the first rocking lever 25, the second rocking lever 26, and the third rocking lever 27 with synchronously stable rotational forces, so that the pile stabilizing platform 16 is lifted and lowered under the action of the base 21 fixed on the pile leg.
When the water level changes, the height of the platform needs to be adjusted to meet the requirement that the platform is exposed out of the water. The tooth root distance between the front rack 53 and the rear rack 54 is greater than the tooth root circle diameter of the gear 212 and smaller than the tooth tip circle diameter of the gear 212, so that after the first fixed seat 12, the second fixed seat 13 and the third fixed seat 14 are respectively hinged with the first swinging rod 28, the second swinging rod 29 and the third swinging rod 210, the gear and the rack are kept in a meshed state, and the rack frame is pushed and pulled under the action of the horizontal hydraulic cylinder, so that the pile stabilizing platform is stably lifted.
Example 2
A longitudinal hydraulic cylinder 3 is fixed in the middle of the pile stabilizing platform 16, so that the pile stabilizing platform is stable in the vertical direction and avoids sea wave impact to cause the pile stabilizing platform to shake so as to damage the lifting frame, a cross beam 213 is arranged in the middle of the base 21, the cross beam 213 is connected with a telescopic rod of the longitudinal hydraulic cylinder 3, the cylinder bodies of the longitudinal hydraulic cylinder 3 and the horizontal hydraulic cylinder 4 are connected through a balance valve, when any one of the longitudinal hydraulic cylinder 3 and the horizontal hydraulic cylinder 4 works, the balance valve is opened, so that hydraulic pressures in the longitudinal hydraulic cylinder 3 and the horizontal hydraulic cylinder are kept the same, a certain buffer force is provided mutually, the lifting process is slow and uniform, meanwhile, when the two hydraulic cylinders work simultaneously, the longitudinal hydraulic cylinder 3 and the horizontal hydraulic cylinder 4 can assist in a cooperative manner, when the two hydraulic cylinders do not work, the balance valve is closed, the, the teeth are strained, thereby improving the life span of the whole lifting system while improving the stable supporting force.
The longitudinal hydraulic cylinder 3, the horizontal hydraulic cylinder 4, the rack 5, the gear 212 and other moving mechanisms are all arranged at one end close to the pile stabilizing platform, and under the condition that the pile stabilizing platform keeps on the water surface, the moving mechanisms of the whole system avoid seawater erosion, so that the service life and the stability are improved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A pile-stabilizing platform hydraulic lifting system comprises a lifting platform and a lifting frame, and is characterized in that,
the lifting frame comprises a supporting seat and a pile stabilizing platform fixed on the supporting seat, wherein a pair of first fixing seat, a pair of second fixing seat and a pair of third fixing seat are arranged on the left side and the right side of the supporting seat;
the lifting frame comprises a base, and a pair of first hinged seat, a second hinged seat and a third hinged seat which are fixed on two sides of the base, wherein the first hinged seat, the second hinged seat and the pair of third hinged seat are adjacently arranged on one side of the base, the third hinged seat is arranged on the other side of the base, the first hinged seat, the second hinged seat and the third hinged seat are respectively hinged with a first rocker, a second rocker and a third rocker, the first rocker, the second rocker and the third rocker are respectively and rotatably connected with a first swinging rod, a second swinging rod and a third swinging rod, the first fixed seat, the second fixed seat and the third fixed seat are respectively and rotatably connected with the first swinging rod, the second swinging rod and the third swinging rod, a limiting chute is fixed on the left side and the right side of the supporting seat, a gear frame is fixed on the limiting chute, the gear frame layer is Z-shaped and comprises a supporting plate, one side of the supporting plate is connected with a front, the other side of the supporting plate is connected with a rear rack, and a connecting seat connected with a telescopic rod of the horizontal hydraulic cylinder is fixed on the supporting plate;
the front rack and the rear rack are respectively meshed with gears fixed at the tail ends of the first swinging rod, the second swinging rod and the third swinging rod.
2. The pile-stabilizing platform hydraulic lifting system according to claim 1, wherein a longitudinal hydraulic cylinder is fixed in the middle of the pile-stabilizing platform, a cross beam is arranged in the middle of the base, and the cross beam is connected with a telescopic rod of the longitudinal hydraulic cylinder.
3. The pile-stabilizing platform hydraulic lifting system according to claim 2, wherein the cylinders of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder are connected through a balance valve, and when any one of the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder works, the balance valve is opened, so that the longitudinal hydraulic cylinder and the horizontal hydraulic cylinder cooperatively assist.
4. The pile-stabilizing platform hydraulic lifting system as claimed in claim 1, wherein an adjusting rod arranged parallel to the base is movably fixed through the connecting shaft of the first rocker and the first swinging rod and the connecting shaft of the second rocker and the second swinging rod.
5. A pile stabilized platform hydraulic lifting system according to claim 1, characterized in that the teeth of the front rack 5 are above and the teeth of the rear rack are below.
6. A pile stabilized platform hydraulic hoist system according to claim 2, characterized in that the distance between the tooth root of the front rack and the tooth root of the rear rack is greater than the diameter of the gear root circle and smaller than the diameter of the gear tooth top circle.
7. The pile stabilized platform hydraulic lifting system according to claim 1, wherein the first rocking lever, the second rocking lever and the third rocking lever have the same outer dimensions, and the first swinging lever, the second swinging lever and the third swinging lever have the same outer dimensions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010141445.7A CN111364429A (en) | 2020-03-04 | 2020-03-04 | Steady stake platform hydraulic lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010141445.7A CN111364429A (en) | 2020-03-04 | 2020-03-04 | Steady stake platform hydraulic lifting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111364429A true CN111364429A (en) | 2020-07-03 |
Family
ID=71211177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010141445.7A Pending CN111364429A (en) | 2020-03-04 | 2020-03-04 | Steady stake platform hydraulic lifting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111364429A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211174A (en) * | 2020-11-27 | 2021-01-12 | 王齐繁 | Aquatic plant cleaning device |
| CN113693843A (en) * | 2021-09-01 | 2021-11-26 | 杭州蚕鱼科技有限公司 | Electric folding wheelchair |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003252580A (en) * | 2002-03-05 | 2003-09-10 | Chuzaburo Ichiyoshi | Moving lifter for heavy material |
| CN202358880U (en) * | 2011-12-13 | 2012-08-01 | 浙江国自机器人技术有限公司 | Device for accurately hoisting platform |
| CN205953451U (en) * | 2016-07-14 | 2017-02-15 | 苏州中瑞升降机械有限公司 | Double shear fork hydraulic lifting platform vehicle |
| CN207622870U (en) * | 2017-12-23 | 2018-07-17 | 郑州中泰安科粉体科技有限公司 | A kind of spark detector that can be stretched up and down |
| CN208916721U (en) * | 2018-09-11 | 2019-05-31 | 郑州登电昊南热陶瓷材料有限公司 | Automatic rising-sinking platform is used in low-temperature denitration catalyst production |
| CN209740601U (en) * | 2019-04-19 | 2019-12-06 | 湖北亿涛建设有限公司 | self-locking lifting platform for constructional engineering |
-
2020
- 2020-03-04 CN CN202010141445.7A patent/CN111364429A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003252580A (en) * | 2002-03-05 | 2003-09-10 | Chuzaburo Ichiyoshi | Moving lifter for heavy material |
| CN202358880U (en) * | 2011-12-13 | 2012-08-01 | 浙江国自机器人技术有限公司 | Device for accurately hoisting platform |
| CN205953451U (en) * | 2016-07-14 | 2017-02-15 | 苏州中瑞升降机械有限公司 | Double shear fork hydraulic lifting platform vehicle |
| CN207622870U (en) * | 2017-12-23 | 2018-07-17 | 郑州中泰安科粉体科技有限公司 | A kind of spark detector that can be stretched up and down |
| CN208916721U (en) * | 2018-09-11 | 2019-05-31 | 郑州登电昊南热陶瓷材料有限公司 | Automatic rising-sinking platform is used in low-temperature denitration catalyst production |
| CN209740601U (en) * | 2019-04-19 | 2019-12-06 | 湖北亿涛建设有限公司 | self-locking lifting platform for constructional engineering |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211174A (en) * | 2020-11-27 | 2021-01-12 | 王齐繁 | Aquatic plant cleaning device |
| CN113693843A (en) * | 2021-09-01 | 2021-11-26 | 杭州蚕鱼科技有限公司 | Electric folding wheelchair |
| CN113693843B (en) * | 2021-09-01 | 2023-09-22 | 杭州蚕鱼科技有限公司 | Electric folding wheelchair |
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