CN108824404A - A kind of truss leg hydraulic bolt hoistable platform - Google Patents
A kind of truss leg hydraulic bolt hoistable platform Download PDFInfo
- Publication number
- CN108824404A CN108824404A CN201810385982.9A CN201810385982A CN108824404A CN 108824404 A CN108824404 A CN 108824404A CN 201810385982 A CN201810385982 A CN 201810385982A CN 108824404 A CN108824404 A CN 108824404A
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- China
- Prior art keywords
- lift cylinder
- lower layer
- upper layer
- truss
- ring beam
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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
-
- 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)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of truss leg hydraulic bolt hoistable platforms, belong to self-elevating ocean platform field.The truss framed leg includes that truss framed leg, wedge bracket and the lifting unit being set in wedge bracket, lifting unit include：Upper layer rotating ring beam, upper layer lift cylinder, lower layer's rotating ring beam, lower layer's lift cylinder and latch assembly, the upper layer rotating ring beam is slidably sleeved on the truss framed leg, the both ends of the upper layer lift cylinder are connected on the top and the upper layer rotating ring beam of the wedge bracket, lower layer's rotating ring beam is slidably sleeved on the truss framed leg, the both ends of lower layer's lift cylinder are connected on the bottom and lower layer's rotating ring beam of the wedge bracket, and the upper layer lift cylinder and lower layer's lift cylinder are parallel with the three strings bar.The assembly precision of the truss leg hydraulic bolt hoistable platform is low, and production is simple, to reduce the manufacturing cost of truss leg hydraulic bolt hoistable platform.
Description
Technical field
The present invention relates to self-elevating ocean platform field, in particular to a kind of truss leg hydraulic bolt hoistable platform.
Background technique
Self-elevating ocean platform is a kind of important mobile platform, and self-elevating ocean platform is usually by main platform body, stake
The part such as leg and jacking system forms.Wherein, jacking system is the key component in jack-up unit.
Existing jacking system includes truss-like lifting device, and truss-like lifting device realizes jack up by rack-and-pinion
The descending operation of ocean platform.
In the implementation of the present invention, the inventor finds that the existing technology has at least the following problems：
It is very high for the required precision of installation and the manufacture of rack-and-pinion in existing truss-like lifting device, and also need
Mechanism is locked by spud leg and self-elevating ocean platform locking, this make the manufacture with higher of truss-like lifting device at
This.
Summary of the invention
In order to solve problems in the prior art, the embodiment of the invention provides a kind of lifting of truss leg hydraulic bolt is flat
Platform.The technical solution is as follows：
The embodiment of the invention provides a kind of truss leg hydraulic bolt hoistable platforms, including truss framed leg and solid stake
Frame, the truss framed leg include the three strings bar being parallel to each other and the truss structure that is connected between the three strings bar, institute
It states wedge bracket to be set on the truss framed leg, the wedge bracket is connect with main platform body.
Multiple pin holes of the length direction arrangement along the chord member, the truss stake are offered on the every chord member
Leg hydraulic bolt hoistable platform further includes the lifting unit being set in the wedge bracket, and the lifting unit includes：Upper layer is dynamic
Ring beam, upper layer lift cylinder, lower layer's rotating ring beam, lower layer's lift cylinder and latch assembly, the upper layer rotating ring beam slideably cover
Be located on the truss framed leg, the both ends of the upper layer lift cylinder be connected to the wedge bracket top and it is described on
On layer rotating ring beam, lower layer's rotating ring beam is slidably sleeved on the truss framed leg, and the two of lower layer's lift cylinder
End is connected on the bottom and lower layer's rotating ring beam of the wedge bracket, and the upper layer lift cylinder and the lower layer are promoted
Oil cylinder is parallel with the three strings bar.
The upper layer rotating ring beam is located at the top of lower layer's rotating ring beam, the upper layer rotating ring beam and lower layer's rotating ring beam
On be provided with the latch assembly, the latch assembly includes bolt compatible with the multiple pin hole and for controlling
The plugging pin oil cylinder of the bolt.
Specifically, the latch assembly further includes plugging pin oil cylinder bracket, and the cylinder body of the plugging pin oil cylinder is mounted on described insert
It sells in cylinder bracket, the bolt is connect with the piston rod of the plugging pin oil cylinder.
Specifically, being arranged side by side on the every chord member has two rows of pin holes, and pin hole described in every row includes edge
Multiple pin holes of the length direction arrangement of the chord member, the upper layer rotating ring beam and lower layer's rotating ring beam correspond to each
Chord member described in root is arranged side by side respectively, and there are two the plugging pin oil cylinders.
Further, the upper layer lift cylinder and lower layer's lift cylinder are six, the upper layer lift cylinder,
The plugging pin oil cylinder and lower layer's lift cylinder arrangement are on the same line.
Specifically, the cross section of the three strings bar is trapezoidal, and the trapezoidal bottom institute is arranged in the pin hole
The chord member side wall on.
Further, the truss leg hydraulic bolt hoistable platform further includes being arranged in a one-to-one correspondence with the three strings bar
Adjustment component, each adjustment component includes：Directive wheel and guiding jack, the directive wheel and guiding jack are equal
The top of the wedge bracket is set, and the pivot center of the directive wheel is vertical with the chord member, and the guiding jack is matched
It is set to and the directive wheel is pushed to move between the first position and the second position, when the directive wheel is located at the first position
When, the wheel rim of the directive wheel is contacted with the corresponding chord member, described to lead when the directive wheel is located at the second position
It is separated to wheel with the corresponding chord member.
Specifically, the truss leg hydraulic bolt hoistable platform further includes the control list for controlling the adjustment component
Member, described control unit include：For detecting the first sensor of the stroke of each upper layer lift cylinder and for detecting
The second sensor of the stroke of each lower layer's lift cylinder, when the first sensor detects that each upper layer is promoted
When the progressive error of oil cylinder is more than X, or when the second sensor detects that the progressive error of each lower layer's lift cylinder is super
When crossing X, the guiding corresponding to the smallest upper layer lift cylinder of stroke or the smallest lower layer's lift cylinder of stroke
Wheel is located at the first position.
Further, the gap between the directive wheel and the chord member be less than the chord member and the wedge bracket ring beam it
Between gap.
Further, each adjustment component can also include：Guide cylinder and guide housing, the directive wheel may be rotatably mounted at
In guide cylinder, and the directive wheel stretches out outside the guide cylinder, and the guide housing is fixed on the top surface of the wedge bracket, described
Guide cylinder is slidably mounted in the guide housing, and sliding block, the sliding block are separately installed on the top and bottom of the guide cylinder
It is slidably disposed in the guide housing respectively.
Specifically, the both ends of the upper layer lift cylinder are respectively arranged with the first lifting lug, and the two of the upper layer lift cylinder
First lifting lug at end passes through the first pin shaft respectively and is mounted on the bottom surface and the upper layer rotating ring beam of the wedge bracket ring beam；
The both ends of lower layer's lift cylinder are respectively arranged with the second lifting lug, the both ends of lower layer's lift cylinder it is described
Second lifting lug passes through the second pin shaft respectively and is mounted in lower layer's rotating ring beam and the main platform body.
Technical solution bring beneficial effect provided in an embodiment of the present invention is：Truss leg provided in an embodiment of the present invention
Hydraulic bolt hoistable platform is stretched by the alternating of the latch assembly on the latch assembly and lower layer's rotating ring beam on the rotating ring beam of upper layer
Stretching for contracting, cooperation upper layer lift cylinder and lower layer's lift cylinder, realizes the lifting of self-elevating ocean platform, by control
The distance of stretch out and draw back of layer lift cylinder and lower layer's lift cylinder is the stroke of controllable self-elevating ocean platform, this makes the truss stake
The assembly precision of leg hydraulic bolt hoistable platform is low, and production is simple, to reduce truss leg hydraulic bolt hoistable platform
Manufacturing cost.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the schematic view of the front view of truss leg hydraulic bolt hoistable platform provided in an embodiment of the present invention；
Fig. 2 is the side structure schematic view of truss leg hydraulic bolt hoistable platform provided in an embodiment of the present invention；
Fig. 3 is the schematic perspective view of truss leg hydraulic bolt hoistable platform provided in an embodiment of the present invention；
Fig. 4 be in Fig. 1 provided in an embodiment of the present invention A-A to sectional structure chart；
Fig. 5 is the structural schematic diagram of adjustment component provided in an embodiment of the present invention；
Fig. 6 is the B-B direction sectional structure chart of Fig. 5 provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the invention provides a kind of truss leg hydraulic bolt hoistable platforms, as shown in Figure 1-Figure 3, the truss stake
Leg hydraulic bolt hoistable platform includes truss framed leg 1, wedge bracket 2 and lifting unit, and truss framed leg includes being parallel to each other
The three strings bar 1b and truss structure 1a being connected between three strings bar 1b, wedge bracket 2 is set on truss framed leg 1, Gu stake
Frame 2 is connect with main platform body a.
Multiple pin hole 101b of the length direction arrangement along chord member 1b are offered on every chord member 1b.Lifting unit packet
It includes：Upper layer rotating ring beam 3, upper layer lift cylinder 4, lower layer's rotating ring beam 5, lower layer's lift cylinder 6 and latch assembly 7, upper layer rotating ring beam 3
It is slidably sleeved on truss framed leg 1, the both ends of upper layer lift cylinder 4 are connected to the top and upper layer of wedge bracket 2
On rotating ring beam 3, lower layer's rotating ring beam 5 is slidably sleeved on truss framed leg 1, and the both ends of lower layer's lift cylinder 6 are separately connected
On the bottom and lower layer's rotating ring beam 5 of wedge bracket 2, upper layer lift cylinder 4 and lower layer's lift cylinder 6 are parallel with three strings bar.
Upper layer rotating ring beam 3 is located at the top of lower layer's rotating ring beam 5, is provided on upper layer rotating ring beam 3 and lower layer's rotating ring beam 5 slotting
Pin assemblies 7.Fig. 4 is the structural schematic diagram of latch assembly provided in an embodiment of the present invention.As shown in connection with fig. 4, latch assembly 7 includes
Bolt 7a compatible with the multiple pin hole 101b and plugging pin oil cylinder 7b for controlling bolt 7a.
When realizing, wedge bracket 2 may include：The connecting plate 2a and wedge bracket ring beam 2b being sleeved on truss framed leg,
Wedge bracket ring beam 2b is mounted between connecting plate 2a and main platform body a.
As shown in figure 4, latch assembly 7 further includes plugging pin oil cylinder bracket 7c, the cylinder body installation of plugging pin oil cylinder 7b is mounted in bolt
In cylinder bracket 7c, bolt 7a is connect with the piston rod of plugging pin oil cylinder 7b.Plugging pin oil cylinder 7b is arranged in plugging pin oil cylinder bracket 7c
Interior, setting in this way can increase the stability of latch assembly 7.
Specifically, the cross section of three strings bar 1b all can be trapezoidal, and pin hole 101b is arranged in where trapezoidal bottom
Chord member 1b side wall on.Cross section is the stability that can increase truss framed leg 1 of trapezoidal chord member 1b.
Further, being arranged side by side on every chord member 1b has two rows of pin hole 101b, and every socket pin hole 101b includes edge
Multiple pin hole 101b of the length direction arrangement of chord member 1b, upper layer rotating ring beam 3 and the corresponding every chord member 1b of lower layer's rotating ring beam 5 divide
Not being arranged side by side, there are two plugging pin oil cylinder 7b.The synchronism of latch assembly 7 can be increased in this way, meanwhile, two bolt 7a stress
Can be more preferable, to be conducive to improve the stability of truss leg hydraulic bolt hoistable platform operation.
Fig. 5 and Fig. 6 is the structural schematic diagram of adjustment component provided in an embodiment of the present invention.As shown in Figure 5 and Figure 6, should
Truss leg hydraulic bolt hoistable platform further includes the adjustment component being arranged in a one-to-one correspondence with three strings bar 1b, each adjustment component
Include：Directive wheel 10 and guiding jack 11, directive wheel 10 and guiding jack 11 are arranged at the top of wedge bracket 2, lead
Pivot center to wheel 10 is vertical with chord member 1b, and guiding jack 11 is configured as pushing directive wheel 10 in first position and second
It is moved between position, when directive wheel 10 is located at first position, the wheel rim of directive wheel 10 is contacted with corresponding chord member 1b, works as guiding
When wheel 10 is located at the second position, directive wheel 10 is separated with corresponding chord member 1b.
In the present embodiment, each adjustment component can also include：Guide housing 8 and guide cylinder 9, directive wheel 10 are rotatably pacified
In guide cylinder 9, and directive wheel 10 stretches out outside guide cylinder 9, and guide housing 8 is fixed on the top surface of wedge bracket 2, and guide cylinder 9 is sliding
It is dynamic to be mounted in guide housing 8, sliding block 9a is respectively arranged on the top and bottom of guide cylinder 9, sliding block 9a is slidably arranged respectively
In guide housing 8.Sliding block 9a can slide convenient for guide cylinder 9 relative to guide housing 8.
Each adjustment component can also include guiding trestle 12, and guiding trestle 12 is mounted on the top surface of wedge bracket 2, be oriented to
One end of jack 11 is mounted on guiding trestle 12.The adjustment component has the function of guiding, when truss framed leg 1 and solid stake
When opposite deviate occurs for frame 2, it can be adjusted in time by adjusting component, truss framed leg 1 and wedge bracket 2 is avoided to deviate
Greatly, to influence the work of truss leg hydraulic bolt hoistable platform.In adjustment, guiding jack 11 pushes guide cylinder 9 to exist
Sliding in guide housing 8, so that guide cylinder 9 drives directive wheel 10 to stretch out and is against on corresponding chord member 1b, thus by truss-like stake
Offset distance between leg 1 and wedge bracket 2 adjusts until meeting the requirements.When realizing, can be detected by stroke sensor
The progressive error between progressive error and each lower layer's lift cylinder 6 between each upper layer lift cylinder 4, when three strings bar 1b it
Between when there is phase difference, in upper layer lift cylinder 4 or lower layer's lift cylinder 6 the shortest side of total kilometres can run-off the straight, this makes
The progressive error that upper layer lift cylinder 4 and lower layer's lift cylinder 6 can also be adjusted by adjusting component is obtained, to guarantee on each layer
Layer lift cylinder 4 and each layer lower layer lift cylinder 6 can be run simultaneously.
Further, between the gap between directive wheel 10 and chord member 1b is less than between chord member 1b and wedge bracket ring beam 2b
Gap.When the offset of truss framed leg 1 and wedge bracket 2 meets the requirements, which does not influence truss leg hydraulic bolt liter
The normal work for dropping platform, when the offset of truss framed leg 1 and wedge bracket 2 is undesirable to be needed to adjust, by adjusting group
Part adjusts the offset distance between truss framed leg 1 and wedge bracket 2 until meeting the requirements.
In conjunction with shown in Fig. 1 to Fig. 3, which further includes the control for controlling adjustment component
Unit processed, control unit include：It is each for detecting the first sensor of the stroke of each upper layer lift cylinder 4 and for detecting
The second sensor of the stroke of lower layer's lift cylinder 6, when first sensor detects that the progressive error of each upper layer lift cylinder 4 is super
When crossing X, or when second sensor detects that the progressive error of each lower layer's lift cylinder 6 is more than X, the smallest upper layer of stroke is mentioned
Directive wheel 10 corresponding to oil-lifting jar 4 or the smallest lower layer's lift cylinder 6 of stroke is located at first position.When realizing, X can be
30~70mm, when row every on a chord member 1b two upper layer lift cylinders 4 of corresponding arrangement or Liang Ge lower layer lift cylinder 6, with
First sensor is set on a upper layer lift cylinder 4 on a piece chord member 1b in the corresponding two upper layer lift cylinders 4 of every row；
Correspondingly, it is arranged second on lower layer's lift cylinder 6 in Liang Ge lower layer lift cylinder 6 corresponding with an every row of chord member 1b
Sensor.
Specifically, upper layer lift cylinder 4 and lower layer's lift cylinder 6 all can be six, upper layer lift cylinder 4, bolt group
Part 7 and the arrangement of lower layer's lift cylinder 6 are on the same line.Setting can be avoided on upper layer rotating ring beam 3 and lower layer's rotating ring beam 5 in this way
Moment of flexure is generated, the structure of truss leg hydraulic bolt hoistable platform is optimized, to be conducive to improve the lifting of truss leg hydraulic bolt
The stability of platform operation.
Specifically, the both ends of upper layer lift cylinder 4 are respectively arranged with the first lifting lug 13, the both ends of upper layer lift cylinder 4
First lifting lug 13 is mounted on the bottom surface and upper layer rotating ring beam 3 of wedge bracket ring beam 2b by the first pin shaft 14 respectively；Pass through first
Pin shaft 14 can be quickly disassembled or install upper layer lift cylinder 4, consequently facilitating replacement upper layer lift cylinder 4.
The both ends of lower layer's lift cylinder 6 are respectively arranged with the second lifting lug 15, second lifting lug at the both ends of lower layer's lift cylinder 6
15 are mounted on lower layer's rotating ring beam 5 and main platform body a by the second pin shaft 16 respectively.It can be quickly disassembled by the second pin shaft 16
Or installation lower layer's lift cylinder 6, consequently facilitating replacement lower layer's lift cylinder 6.
Specifically, three strings bar 1b can surround equilateral triangle.It can be improved the lifting of truss leg hydraulic bolt in this way
The stability of platform operation.
It following is a brief introduction of the working principle of truss leg hydraulic bolt hoistable platform provided in an embodiment of the present invention,
It is specific as follows：
Under original state, upper layer lift cylinder 4 and lower layer's lift cylinder 6 are in fully retracted state, upper layer rotating ring beam 3
It stretches out and is inserted into corresponding pin hole 101b with the latch assembly 7 on lower layer rotating ring beam 5, be with a liter self-elevating ocean platform
, the latch assembly 7 on lower layer's rotating ring beam 5 is retracted and is separated with corresponding pin hole 101b, upper layer lift cylinder 4 and lower layer
Lift cylinder 6 is fully extended, and under the drive of upper layer lift cylinder 4 and lower layer's lift cylinder 6, self-elevating ocean platform is risen
One pitch (the distance between the center that pitch refers to two neighboring pin hole 101b), the bolt group on lower layer's rotating ring beam 5
Part 7 is stretched out and is inserted into corresponding pin hole 101b, and the latch assembly 7 on upper layer rotating ring beam 3 is retracted and inserted with corresponding
Pin hole 101b separation, upper layer lift cylinder 4 and lower layer's lift cylinder 6 is fully retracted, self-elevating ocean platform rises one again
Latch assembly 7 on upper layer rotating ring beam 3 is stretched out and is inserted into corresponding pin hole 101b by a pitch, on lower layer's rotating ring beam 5
Latch assembly 7 retract and separated with corresponding pin hole 101b, repeat the above process, realize the upper of self-elevating ocean platform
It rises.
The decline process of self-elevating ocean platform is similar to the above, no longer repeats.
Truss leg hydraulic bolt hoistable platform provided in an embodiment of the present invention passes through the latch assembly on the rotating ring beam of upper layer
It is flexible with the alternating of the latch assembly on lower layer's rotating ring beam, cooperate flexible, the realization of upper layer lift cylinder and lower layer's lift cylinder
The lifting of self-elevating ocean platform, by the distance of stretch out and draw back of control upper layer lift cylinder and lower layer lift cylinder it is i.e. controllable from
The stroke of lift-type ocean platform, this makes the assembly precision of the truss leg hydraulic bolt hoistable platform low, and production is simple, thus
Reduce the manufacturing cost of truss leg hydraulic bolt hoistable platform.Meanwhile the truss leg hydraulic bolt hoistable platform can
Continuous lifting, improves the lifting speed of self-elevating ocean platform.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of truss leg hydraulic bolt hoistable platform, including truss framed leg and wedge bracket, the truss framed leg include
The three strings bar being parallel to each other and the truss structure being connected between the three strings bar, the wedge bracket are set in the truss
On formula spud leg, the wedge bracket is connect with main platform body, which is characterized in that
Multiple pin holes of the length direction arrangement along the chord member, the truss leg liquid are offered on the every chord member
Pressing bolt hoistable platform further includes the lifting unit being set in the wedge bracket, and the lifting unit includes：Upper layer rotating ring beam,
Upper layer lift cylinder, lower layer's rotating ring beam, lower layer's lift cylinder and latch assembly, the upper layer rotating ring beam are slidably sleeved on institute
State on truss framed leg, the both ends of the upper layer lift cylinder be connected to the wedge bracket top and the upper layer rotating ring
Liang Shang, lower layer's rotating ring beam are slidably sleeved on the truss framed leg, the both ends difference of lower layer's lift cylinder
It is connected on the bottom and lower layer's rotating ring beam of the wedge bracket, the upper layer lift cylinder and lower layer's lift cylinder are equal
It is parallel with the three strings bar,
The upper layer rotating ring beam is located at the top of lower layer's rotating ring beam, on the upper layer rotating ring beam and lower layer's rotating ring beam
It is provided with the latch assembly, the latch assembly includes bolt compatible with the multiple pin hole and described for controlling
The plugging pin oil cylinder of bolt.
2. truss leg hydraulic bolt hoistable platform according to claim 1, which is characterized in that the latch assembly also wraps
Plugging pin oil cylinder bracket is included, the cylinder body of the plugging pin oil cylinder is mounted in the plugging pin oil cylinder bracket, the bolt and the bolt
The piston rod of oil cylinder connects.
3. truss leg hydraulic bolt hoistable platform according to claim 2, which is characterized in that on the every chord member simultaneously
Row is provided with two rows of pin holes, and pin hole described in every row includes the multiple described of the length direction arrangement along the chord member
Pin hole, the upper layer rotating ring beam and lower layer's rotating ring beam correspond to each chord member and are arranged side by side there are two described in respectively
Plugging pin oil cylinder.
4. truss leg hydraulic bolt hoistable platform according to claim 3, which is characterized in that the upper layer lift cylinder
It is six with lower layer's lift cylinder, the upper layer lift cylinder, the plugging pin oil cylinder and lower layer's lift cylinder cloth
It sets on the same line.
5. truss leg hydraulic bolt hoistable platform according to claim 1, which is characterized in that the cross of the three strings bar
Section be it is trapezoidal, the pin hole is arranged on the side wall of the chord member where the trapezoidal bottom.
6. truss leg hydraulic bolt hoistable platform according to claim 5, which is characterized in that the truss leg is hydraulic
Bolt hoistable platform further includes the adjustment component being arranged in a one-to-one correspondence with the three strings bar, and each adjustment component wraps
It includes：Directive wheel and guiding jack, the directive wheel and guiding jack are arranged at the top of the wedge bracket, the guiding
The pivot center of wheel is vertical with the chord member, and the guiding jack is configured as pushing the directive wheel in first position and
It is moved between two positions, when the directive wheel is located at the first position, the wheel rim of the directive wheel and the corresponding string
Bar contact, when the directive wheel is located at the second position, the directive wheel is separated with the corresponding chord member.
7. truss leg hydraulic bolt hoistable platform according to claim 6, which is characterized in that the truss leg is hydraulic
Bolt hoistable platform further includes the control unit for controlling the adjustment component, and described control unit includes：It is each for detecting
The of the first sensor of the stroke of a upper layer lift cylinder and the stroke for detecting each lower layer's lift cylinder
Two sensors, when the first sensor detects that the progressive error of each upper layer lift cylinder is more than X, or when described
When second sensor detects that the progressive error of each lower layer's lift cylinder is more than X, the smallest upper layer of stroke promotes oil
The directive wheel corresponding to cylinder or the smallest lower layer's lift cylinder of stroke is located at the first position.
8. truss leg hydraulic bolt hoistable platform according to claim 6, which is characterized in that the directive wheel with it is described
Gap between chord member is less than the gap between the chord member and the wedge bracket ring beam.
9. truss leg hydraulic bolt hoistable platform according to claim 6, which is characterized in that each adjustment component may be used also
To include：Guide cylinder and guide housing, the directive wheel may be rotatably mounted in guide cylinder, and the directive wheel stretches out the guiding
Cylinder is outer, and the guide housing is fixed on the top surface of the wedge bracket, and the guide cylinder is slidably mounted in the guide housing, described
Sliding block is separately installed on the top and bottom of guide cylinder, the sliding block is slidably disposed in respectively in the guide housing.
10. truss leg hydraulic bolt hoistable platform according to claim 1, which is characterized in that the upper layer promotes oil
The both ends of cylinder are respectively arranged with the first lifting lug, and first lifting lug passes through the first pin shaft respectively and is mounted on the wedge bracket ring beam
On bottom surface and the upper layer rotating ring beam；
The both ends of lower layer's lift cylinder are respectively arranged with the second lifting lug, and second lifting lug passes through the installation of the second pin shaft respectively
On lower layer's rotating ring beam and the main platform body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810385982.9A CN108824404B (en) | 2018-04-26 | 2018-04-26 | Truss spud leg hydraulic bolt lift platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810385982.9A CN108824404B (en) | 2018-04-26 | 2018-04-26 | Truss spud leg hydraulic bolt lift platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108824404A true CN108824404A (en) | 2018-11-16 |
| CN108824404B CN108824404B (en) | 2020-06-23 |
Family
ID=64154137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810385982.9A Active CN108824404B (en) | 2018-04-26 | 2018-04-26 | Truss spud leg hydraulic bolt lift platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108824404B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2342489C2 (en) * | 2007-02-06 | 2008-12-27 | Открытое акционерное общество по проектированию строительства мостов "Институт Гипростроймост" | Self-lifting floating unit and method of its assembly |
| CN107227726A (en) * | 2017-06-27 | 2017-10-03 | 武汉船用机械有限责任公司 | A kind of hydraulic bolt lowering or hoisting gear |
-
2018
- 2018-04-26 CN CN201810385982.9A patent/CN108824404B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2342489C2 (en) * | 2007-02-06 | 2008-12-27 | Открытое акционерное общество по проектированию строительства мостов "Институт Гипростроймост" | Self-lifting floating unit and method of its assembly |
| CN107227726A (en) * | 2017-06-27 | 2017-10-03 | 武汉船用机械有限责任公司 | A kind of hydraulic bolt lowering or hoisting gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108824404B (en) | 2020-06-23 |
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