CN108316124A - A kind of emergent bridge of camouflage-type large span automation Quick extension - Google Patents
A kind of emergent bridge of camouflage-type large span automation Quick extension Download PDFInfo
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- CN108316124A CN108316124A CN201810145404.8A CN201810145404A CN108316124A CN 108316124 A CN108316124 A CN 108316124A CN 201810145404 A CN201810145404 A CN 201810145404A CN 108316124 A CN108316124 A CN 108316124A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/12—Portable or sectional bridges
- E01D15/124—Folding or telescopic bridges; Bridges built up from folding or telescopic sections
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Abstract
A kind of emergent bridge of camouflage-type large span automation Quick extension, including sub-truss and two groups of Quick extension Modular Bridge Systems, two groups of Quick extension Modular Bridge Systems are symmetricly set on two sides before and after river, and sub-truss sets device among river；Quick extension Modular Bridge System positioned at rear side includes bridge case, the front side of bridge case is open and its open-mouth is equipped with case lid, the front interior of bridge case is equipped with descending guide plate component, hydraulic station and two groups of multi-stage expansion oil cylinders are fixed in bridge case, two groups of multi-stage expansion oil cylinders or so are arranged side by side, the length direction of every group of multi-stage expansion oil cylinder is arranged along anterior-posterior horizontal direction, and telescopic hydraulic support device is respectively and fixedly provided between the telescopic arm end at the same level downside of two groups of multi-stage expansion oil cylinders；In conclusion structure of the invention reasonable design can rapidly build emergent bridge temporarily, to facilitate personnel's vehicle to pass through when encountering burst emergency.
Description
Technical field
The invention belongs to bridge equipment technical fields, and in particular to a kind of camouflage-type large span automation Quick extension is answered
Anxious bridge.
Background technology
Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through, when certain places
Bridge because it is of long duration or occur burst accident, natural calamity by destroying when, then need quickly build meet an urgent need bridge ensure
Material Transportation, personnel's trip, more existing emergent bridge structural instability are cumbersome for installation.
Invention content
For the present invention in order to solve shortcoming in the prior art, providing one kind, an emergency situation is encountered, can be with fast construction
The emergent bridge of the camouflage-type large span automation Quick extension of emergent bridge.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of camouflage-type large span automation is quick
The emergent bridge of stretching, extension, including sub-truss and two groups of Quick extension Modular Bridge Systems, two groups of Quick extension Modular Bridge Systems are symmetrical arranged
The two sides before and after river, sub-truss set device among river；
Quick extension Modular Bridge System positioned at rear side includes bridge case, and the front side of bridge case is open and its open-mouth is equipped with case lid, bridge case
Front interior be equipped with descending guide plate component, be fixed with hydraulic station and two groups of multi-stage expansion oil cylinders, two groups of multi-stage expansions in bridge case
Oil cylinder or so is arranged side by side, and the length direction of every group of multi-stage expansion oil cylinder is arranged along anterior-posterior horizontal direction, two groups of multi-stage expansion oil
Telescopic hydraulic support device is respectively and fixedly provided between on the downside of the telescopic arm end at the same level of cylinder, be equipped in bridge case bridge plate be laid with mechanism,
Chain armrest mechanism and flexible bridge mechanism, hydraulic station are laid with telescopic hydraulic support device, bridge plate respectively by oil pipe
Mechanism, chain armrest mechanism, flexible bridge mechanism and two groups of multi-stage expansion oil cylinder connections.
Sub-truss includes two groups of post members being correspondingly arranged of left and right, and the post member for being located at right side includes installation pier and vertical
Column, uprights vertical setting is on installation pier, and the upper left-hand of column is fixed with attachment strap, and attachment strap is horizontally disposed, attachment strap
It is fixed with bearing rib between lower surface and column, several connection ropes are equipped between the upper end of the column portion and the right edge of attachment strap,
Being horizontally disposed between the upper end of the column of two post members has crossbeam.
Telescopic hydraulic support device includes the installs case of strip and bottom opening, and installs case is fixed on two groups of multistages and stretches
Between the bottom surface of the adjacent expansion arm end of contracting oil cylinder, the length direction of installs case is arranged along left and right horizontal direction, in installs case
Equipped with two groups of hydraulic support mechanisms, two groups of hydraulic support mechanisms are symmetrical set, and the hydraulic support mechanism positioned at right side includes
The cylinder body of slideway, strut, folding and unfolding oil cylinder and multistage support cylinder, folding and unfolding oil cylinder is fixed in installs case and its length direction is along left
Right horizontally arranged, the piston rod end of folding and unfolding oil cylinder is fixed with hinged block, slideway be fixed on the top inner wall of installs case and
Its length direction is arranged along left and right horizontal direction, and hinged block is slidably connected on slideway, the cylinder ends hinge of multistage support cylinder
It is connected on the right side in installs case, the cylinder body upper end of multistage support cylinder is less than the bottom of hinged block with the position of installs case hinge joint
The one end in portion, strut is hinged on hinged block, and the other end of strut is hinged on the cylinder body side of multistage support cylinder.
The telescopic arm end of multistage support cylinder is fixed with support plate, and the lower surface of support plate is evenly equipped with several teeth.
Chain armrest mechanism includes left rope and right rope, the telescopic arm end at the same level upside of two groups of multi-stage expansion oil cylinders
Between be respectively and fixedly provided with connecting plate, the left end and right end of connecting plate are respectively and fixedly provided with auxiliary hydraulic cylinder, and one end of left rope is connected to bridge case
Inner wall, left rope are connected to positioned at the piston rod end of row's auxiliary hydraulic cylinder in left side, and one end of right rope is connected to bridge case
Inner wall, right rope are connected to the piston rod end of row's auxiliary hydraulic cylinder positioned at right side.
Flexible bridge mechanism includes containing box, and containing box is fixed on the upside of the cylinder body of two groups of multi-stage expansion oil cylinders, is located at most
It is respectively connected with rhombus expansion brackets between the connecting plate and containing box of rear side, between adjacent connecting plate；
Rhombus expansion brackets between adjacent connection plates include several row's diamond shape framves, and several row's diamond shape framves or so are arranged side by side, often arrange
Diamond shape frame includes several diamond shape parts, is arranged side by side before and after several diamond shape parts, and each diamond shape part is surrounded by four quarter butts,
The end of two adjacent quarter butts is hinged by axis pin between adjacent diamond shape part by pin-hinges；
It is connected by connecting rod between the axis pin of left and right side by side.
It includes mounting bracket and hydraulic motor that bridge plate, which is laid with mechanism, and mounting bracket is fixed in bridge case and is located at multi-stage expansion oil cylinder
Rear side, roller is rotatably connected on mounting bracket, the centerline direction of roller is arranged along left and right horizontal direction, the central shaft of roller
It is equipped with accessary sprocket wheel, hydraulic motor is fixed in bridge case, and the main shaft of hydraulic motor is equipped with head sprocket, and head sprocket passes through transmission chain
Item is connect with accessary sprocket wheel；
It is wound with carrier bar on roller, on front side of the upper surface of containing box and rear side is rotatably connected to guide roller, two guide rollers
Centerline direction is arranged along left and right horizontal direction, and the front side edge of carrier bar advances through the company that most front side is connected to after two guide rollers
On fishplate bar.
Descending guide plate component includes pushing oil cylinder, the first guide plate and the second guide plate, fixed setting on front side of the inner wall of bridge box top
There is bearing, the rear end of oil cylinder is pushed to be hinged on bearing, the folding and unfolding slot of bottom opening is offered in the first guide plate, the first guide plate
Upper side edge is hinged at the top of the front side of bridge case, and the piston rod of oil cylinder is pushed to be hinged on the rear side of the first guide plate, the sliding of the second guide plate
It is plugged in the folding and unfolding slot of the first guide plate, the first guide plate upper lateral part is equipped with the first jack, and the first guide plate following side is equipped with second and inserts
Hole, the second guide plate upper lateral part offer third jack, and the length direction of the first jack, the second jack and third jack is along left and right
It is horizontally arranged, it is inserted with pin plate in the second jack and third jack.
Above-mentioned technical proposal is used, the invention has the advantages that：
（1）, the present invention be used as spare bridge, be hidden in when not in use below the end of bridge in stratum, can when bridge damage
It carries out building emergency bridge temporarily to start the present invention；When building emergency bridge, two groups of Quick extension Modular Bridge Systems start simultaneously
It erects to come by sub-truss, which can be suitably used for the wider river of large span, the liquid of Quick extension Modular Bridge System
Pressure station is laid with mechanism, chain armrest mechanism, flexible bridge mechanism and two groups of multi-stage expansion oil cylinders for bridge plate by oil circuit and provides drive
It is dynamic；The present invention is used as crane span structure main body by two groups of multi-stage expansion oil cylinders, is used as and is supported using multigroup telescopic hydraulic support device,
Carrier bar expansion is used as bridge floor, to build interim simply emergent bridge；In addition the present invention increases chain armrest mechanism, the chain handrail
Mechanism can be with support staff's safety；
（2）, the present invention telescopic hydraulic support device be hidden on the downside of the telescopic arm end of multi-stage expansion oil cylinder, when use, receives
Cylinder of draining the oil starts, and the piston rod of folding and unfolding oil cylinder pushes hinged block movement, and to which hinged block movement drives strut movement, strut will be more
Grade support cylinder struts until multistage support cylinder is vertically arranged, and stopping folding and unfolding oil cylinder then starts multistage support cylinder, multistage
The telescopic arm of support cylinder extends downwardly, until support plate is contacted with ground, to support entire crane span structure, in addition in support plate
Lower surface is equipped with teeth, and teeth can increase the dynamics on the grasping ground of support plate；
（3）, the present invention provides a kind of flexible bridge mechanism, which is composed of several diamond shape parts, not
Using being that can shrink together, the top of the telescopic arm of multi-stage expansion oil cylinder is opened and be laid on to when use completely, to chain
Plate is laid on diamond shape part, support of the diamond shape part as carrier bar；
（4）, when recycling carrier bar, start hydraulic motor, hydraulic motor rotated by chain-driving roller, to which carrier bar is in roller
Rotation under twine again and be located at outer surface of cylinder；
（5）, the present invention in the open-mouth of bridge case, descending guide plate component is set, which is supported on carrier bar when in use
On, it prevents from generating step between ground and carrier bar, to facilitate the movement of persons to carrier bar；In addition the descending guide plate component is in discomfort
Used time, the second guide plate are completely hidden in the accommodating groove of the first guide plate, and pin plate is plugged in the first jack and third jack at this time,
It is located in bridge case to which under the action of pushing oil cylinder, the first guide plate folds；
（6）, the present invention in river centre position, sub-truss is set, sub-truss is used to support two groups of Quick extension Modular Bridge Systems
Multi-stage expansion oil cylinder, wherein bearing rib and connect rope setting be used to reinforcement column and attachment strap between connection it is strong
Degree.
In conclusion structure of the invention reasonable design can rapidly build and answer when encountering burst emergency temporarily
Anxious bridge, to facilitate personnel's vehicle to pass through.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of sub-truss；
Fig. 3 is the structural schematic diagram of the Quick extension Modular Bridge System positioned at rear side；
Fig. 4 is the enlarged drawing at I in Fig. 3；
Fig. 5 is the enlarged drawing at H in Fig. 3；
Fig. 6 is the structural schematic diagram of rhombus expansion brackets；
Fig. 7 is the structural schematic diagram of telescopic hydraulic support device.
Specific implementation mode
As shown in figs. 1-7, the emergent bridge of camouflage-type large span of the invention automation Quick extension, including sub-truss
101 and two groups of Quick extension Modular Bridge Systems, two groups of Quick extension Modular Bridge Systems be symmetricly set on two sides before and after river, sub-truss
101 set device among river；
Quick extension Modular Bridge System positioned at rear side includes bridge case 1, and the front side of bridge case 1 is open and its open-mouth is equipped with case lid, bridge
The front interior of case is equipped with descending guide plate component, and hydraulic station and two groups of multi-stage expansion oil cylinders 2 are fixed in bridge case 1, and two groups multistage
Telescopic oil cylinder 2 or so is arranged side by side, and the length direction of every group of multi-stage expansion oil cylinder 2 is arranged along anterior-posterior horizontal direction, and two groups multistage
Telescopic hydraulic support device is respectively and fixedly provided between on the downside of the telescopic arm end at the same level of telescopic oil cylinder 2, being equipped with bridge plate in bridge case 1 spreads
If mechanism, chain armrest mechanism and flexible bridge mechanism, hydraulic station by oil pipe respectively with telescopic hydraulic support device, bridge
Plate is laid with mechanism, chain armrest mechanism, flexible bridge mechanism and two groups of multi-stage expansion oil cylinders 2 and connects.
Sub-truss 101 includes two groups of post members that left and right is correspondingly arranged, and the post member for being located at right side includes installation pier 102
With column 103, column 103 is vertically set on installation pier 102, and the upper left-hand of column 103 is fixed with attachment strap 104, attachment strap 104
It is horizontally disposed, be fixed with bearing rib 105 between the lower surface and column 103 of attachment strap 104,103 upper end of column with
Several connection ropes 106 are equipped between the right edge of attachment strap 104, being horizontally disposed between 103 upper end of column of two post members has
Crossbeam 108.
Telescopic hydraulic support device includes the installs case 3 of strip and bottom opening, and installs case 3 is fixed on two groups of multistages
Between the bottom surface of the adjacent expansion arm end of telescopic oil cylinder 2, the length direction of installs case 3 is arranged along left and right horizontal direction, installation
Two groups of hydraulic support mechanisms are equipped in case 3, two groups of hydraulic support mechanisms are symmetrical set, and are located at the hydraulic support mechanism on right side
Including slideway 4, strut 5, folding and unfolding oil cylinder 6 and multistage support cylinder 7, the cylinder body of folding and unfolding oil cylinder 6 is fixed in installs case 3 and it is grown
It spends direction along left and right horizontal direction to be arranged, the piston rod end of folding and unfolding oil cylinder 6 is fixed with hinged block 8, and slideway 4 is fixed on installs case
3 top inner wall and its length direction are arranged along left and right horizontal direction, and hinged block 8 is slidably connected on slideway 4, multistage support oil
The cylinder ends of cylinder 7 are hinged on the right side in installs case 3, cylinder body upper end and 3 hinge joint of installs case of multistage support cylinder 7
Position is less than the bottom of hinged block 8, and one end of strut 5 is hinged on hinged block 8, and the other end of strut 5 is hinged on multistage support
The cylinder body side of oil cylinder 7.
The telescopic arm end of multistage support cylinder 7 is fixed with support plate 9, and the lower surface of support plate 9 is evenly equipped with several teeth
10。
Chain armrest mechanism includes left rope and right rope 11, on the telescopic arm end at the same level of two groups of multi-stage expansion oil cylinders 2
Connecting plate 12 is respectively and fixedly provided between side, the left end and right end of connecting plate 12 are respectively and fixedly provided with auxiliary hydraulic cylinder 13, one end of left rope
It is connected to 1 inner wall of bridge case, left rope is connected to the piston rod end of row's auxiliary hydraulic cylinder 13 positioned at left side, right rope 11
One end is connected to 1 inner wall of bridge case, and right rope 11 is connected to the piston rod end of row's auxiliary hydraulic cylinder 13 positioned at right side.
Flexible bridge mechanism includes containing box 14, and containing box 14 is fixed on the upside of the cylinder body of two groups of multi-stage expansion oil cylinders 2, position
It is respectively connected with rhombus expansion brackets 15 between the connecting plate 12 and containing box 14 of most rear side, between adjacent connecting plate 12；
Rhombus expansion brackets 15 between adjacent connection plates 12 include several row's diamond shape framves, and several row's diamond shape framves or so are arranged side by side,
Often row's diamond shape frame includes several diamond shape parts, is arranged side by side before and after several diamond shape parts, each diamond shape part is closed by four quarter butts 16
It encloses, the end of adjacent two quarter butts 16 is hinged by pin 17, hinged by axis pin 18 between adjacent diamond shape part；Pin
Axis 18 can replace at this for connecting the pin 17 between two quarter butts 16；
It is connected by connecting rod 19 between the axis pin 18 of left and right side by side.
It includes mounting bracket 20 and hydraulic motor 21 that bridge plate, which is laid with mechanism, and mounting bracket 20 is fixed in bridge case 1 and positioned at multistage
The rear side of telescopic oil cylinder 2 is rotatably connected to roller 22 on mounting bracket 20, and the centerline direction of roller 22 is set along left and right horizontal direction
It sets, the central shaft of roller 22 is equipped with accessary sprocket wheel, and hydraulic motor 21 is fixed in bridge case 1, and the main shaft of hydraulic motor 21 is equipped with
Head sprocket 23, head sprocket 23 are connect by driving chain 25 with accessary sprocket wheel 24；
It is wound with carrier bar 26 on roller 22, on front side of the upper surface of containing box 14 and rear side is rotatably connected to guide roller 27, two
The centerline direction of guide roller 27 is arranged along left and right horizontal direction, and the front side edge of carrier bar 26 connects after advancing through two guide rollers 27
It is connected on the most connecting plate 12 of front side.
Descending guide plate component includes pushing oil cylinder 30, the first guide plate 31 and the second guide plate 32, solid on front side of 1 top inner wall of bridge case
Surely it is provided with bearing 34, pushes the rear end of oil cylinder 30 to be hinged on bearing 34, the receipts of bottom opening is offered in the first guide plate 31
Slot 35 is put, the upper side edge of the first guide plate 31 is hinged at the top of the front side of bridge case 1, is pushed the piston rod of oil cylinder 30 to be hinged on first and is led
The rear side of plate 31, the sliding of the second guide plate 32 are plugged in the folding and unfolding slot 35 of the first guide plate 31, and 31 upper lateral part of the first guide plate is equipped with the
One jack, 31 following side of the first guide plate are equipped with the second jack, and 32 upper lateral part of the second guide plate offers third jack, the first jack,
The length direction of second jack and third jack is arranged along left and right horizontal direction, and pin is inserted in the second jack and third jack
Plate 33.
The concrete structure and operation principle of multi-stage expansion oil cylinder 2 and multistage support cylinder 7 and stretching for existing common crane
The structure and working principle of contracting arm is identical.Details are not described herein.
In construction bridge, the present invention need to be embedded in the bank stratum in river, sub-truss 101 is embedded in river
Road centre position can start the present invention and carry out building temporary bridge temporarily when the damage of an emergency situation is encountered bridge collapse, with
Facilitate passage；The present invention specifically at work, while starting two groups of Quick extension Modular Bridge Systems, wherein quickly stretching positioned at rear side
Exhibition Modular Bridge System the course of work be：Case lid is opened, manipulates hydraulic station, while starting two groups of multi-stage expansion oil cylinders 2, two groups multistage
The most rear side telescopic arm at the same level of telescopic oil cylinder 2 is fully extended forward, since a side of carrier bar 26 is connected to the company of most front side
On fishplate bar 12, thus multi-stage expansion oil cylinder 2 most rear side telescopic arm forward extend out while, most front side connecting plate 12 to
Preceding pulling carrier bar 26 and rope are then mounted on the telescopic of the most telescopic arm end of rear side of two groups of multi-stage expansion oil cylinders 2
Hydraulic support device starts, and wherein folding and unfolding oil cylinder 6 starts, and the piston rod of folding and unfolding oil cylinder 6 pushes hinged block 8 to move, to hinged
Block 8, which moves, drives strut 5 to move, and strut 5 struts multistage support cylinder 7 until multistage support cylinder 7 is vertically arranged, and stopping is received
It drains the oil cylinder 6, then starts multistage support cylinder 7, the telescopic arm of multistage support cylinder 7 extends downwardly, until support plate 9 and ground
Contact, teeth 10 are plugged in surface layer；Then start and push oil cylinder 30, the piston rod of oil cylinder 30 is pushed to push the first guide plate forward
31, then take out pin plate 33（Pin plate 33 is plugged in the first pin hole and third pin hole at this time）, the second guide plate 32 is pulled downward on, weight
Pin plate 33 is newly plugged in the second pin hole in third pin hole, then manipulates and pushes oil cylinder 30 so that the downside of the second guide plate 32
Side is contradicted in 26 upper surface of carrier bar, stops pushing oil cylinder 30；
Then start other telescopic arms of multi-stage expansion oil cylinder 2 successively, and above step operation is installed, until multi-stage expansion oil
The telescopic arm end of the most front side of cylinder 2 rides upon on the attachment strap 104 of sub-truss 101；At this time in the drive of connecting plate 12
Under, carrier bar 26, rhombus expansion brackets 15 and rope 11 are opened completely, then start auxiliary hydraulic cylinder 13, and auxiliary hydraulic cylinder 13 will
Rope 11 is jacked up to proper height, so far completes the building of emergent bridge.
Secondly, the present invention is in assembly, to prevent criminal from stealing, reduces and destroys, can be by all portions of the present apparatus
Part outer surface sprays camouflage color pigment, improves the concealment of single unit system.
The present embodiment is not to be made any form of restriction to shape, material, the structure etc. of the present invention, every according to this hair
Bright technical spirit belongs to the technology of the present invention side to any simple modification, equivalent change and modification made by above example
The protection domain of case.
Claims (8)
1. a kind of emergent bridge of camouflage-type large span automation Quick extension, it is characterised in that：It is fast including sub-truss and two groups
Speed stretching, extension Modular Bridge System, two groups of Quick extension Modular Bridge Systems are symmetricly set on two sides before and after river, and sub-truss sets device in river
Among road；
Quick extension Modular Bridge System positioned at rear side includes bridge case, and the front side of bridge case is open and its open-mouth is equipped with case lid, bridge case
Front interior be equipped with descending guide plate component, be fixed with hydraulic station and two groups of multi-stage expansion oil cylinders, two groups of multi-stage expansions in bridge case
Oil cylinder or so is arranged side by side, and the length direction of every group of multi-stage expansion oil cylinder is arranged along anterior-posterior horizontal direction, two groups of multi-stage expansion oil
Telescopic hydraulic support device is respectively and fixedly provided between on the downside of the telescopic arm end at the same level of cylinder, be equipped in bridge case bridge plate be laid with mechanism,
Chain armrest mechanism and flexible bridge mechanism, hydraulic station are laid with telescopic hydraulic support device, bridge plate respectively by oil pipe
Mechanism, chain armrest mechanism, flexible bridge mechanism and two groups of multi-stage expansion oil cylinder connections.
2. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 1, it is characterised in that：Branch
Support truss includes two groups of post members that left and right is correspondingly arranged, and the post member for being located at right side includes installation pier and column, uprights vertical
Setting is on installation pier, and the upper left-hand of column is fixed with attachment strap, and attachment strap is horizontally disposed, the lower surface of attachment strap and column
Between be fixed with bearing rib, between the upper end of the column portion and the right edge of attachment strap be equipped with several connection ropes；Two post members
Being horizontally disposed between the upper end of the column has crossbeam.
3. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 2, it is characterised in that：It stretches
Contracting formula hydraulic support device includes the installs case of strip and bottom opening, and installs case is fixed on the phase of two groups of multi-stage expansion oil cylinders
Between the bottom surface of adjacent telescopic arm end, the length direction of installs case is arranged along left and right horizontal direction, and two groups of liquid are equipped in installs case
Press supporting mechanism, two groups of hydraulic support mechanisms are symmetrical set, the hydraulic support mechanism positioned at right side include slideway, strut,
The cylinder body of folding and unfolding oil cylinder and multistage support cylinder, folding and unfolding oil cylinder is fixed in installs case and its length direction is along left and right horizontal direction
Setting, the piston rod end of folding and unfolding oil cylinder are fixed with hinged block, and slideway is fixed on the top inner wall of installs case and its length direction
It is arranged along left and right horizontal direction, hinged block is slidably connected on slideway, and the cylinder ends of multistage support cylinder are hinged on installs case
Interior right side, the cylinder body upper end of multistage support cylinder are less than the bottom of hinged block with the position of installs case hinge joint, strut
One end is hinged on hinged block, and the other end of strut is hinged on the cylinder body side of multistage support cylinder.
4. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 3, it is characterised in that：It is more
The telescopic arm end of grade support cylinder is fixed with support plate, and the lower surface of support plate is evenly equipped with several teeth.
5. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 2, it is characterised in that：Lock
Chain armrest mechanism includes left rope and right rope, is respectively and fixedly provided between the telescopic arm end at the same level upside of two groups of multi-stage expansion oil cylinders
Connecting plate, the left end and right end of connecting plate are respectively and fixedly provided with auxiliary hydraulic cylinder, and one end of left rope is connected to bridge chamber interior wall, left rope
It is connected to the piston rod end of row's auxiliary hydraulic cylinder positioned at left side, one end of right rope is connected to bridge chamber interior wall, right rope
It is connected to the piston rod end of row's auxiliary hydraulic cylinder positioned at right side.
6. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 5, it is characterised in that：It stretches
Contracting bridge mechanism includes containing box, and containing box is fixed on the upside of the cylinder body of two groups of multi-stage expansion oil cylinders, is located at the connection of most rear side
It is respectively connected with rhombus expansion brackets between connecting plate between plate and containing box, adjacent；
Rhombus expansion brackets between adjacent connection plates include several row's diamond shape framves, and several row's diamond shape framves or so are arranged side by side, often arrange
Diamond shape frame includes several diamond shape parts, is arranged side by side before and after several diamond shape parts, and each diamond shape part is surrounded by four quarter butts,
The end of two adjacent quarter butts is hinged by axis pin between adjacent diamond shape part by pin-hinges；
It is connected by connecting rod between the axis pin of left and right side by side.
7. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 6, it is characterised in that：Bridge
It includes mounting bracket and hydraulic motor that plate, which is laid with mechanism, and mounting bracket is fixed on the rear side in bridge case and positioned at multi-stage expansion oil cylinder, peace
Shelve and be rotatably connected to roller, the centerline direction of roller is arranged along left and right horizontal direction, the central shaft of roller be equipped with from
Sprocket wheel, hydraulic motor are fixed in bridge case, and the main shaft of hydraulic motor is equipped with head sprocket, head sprocket by driving chain with from chain
Wheel connection；
It is wound with carrier bar on roller, on front side of the upper surface of containing box and rear side is rotatably connected to guide roller, two guide rollers
Centerline direction is arranged along left and right horizontal direction, and the front side edge of carrier bar advances through the company that most front side is connected to after two guide rollers
On fishplate bar.
8. a kind of emergent bridge of camouflage-type large span automation Quick extension according to claim 2, it is characterised in that：Under
Slope guide plate component includes pushing oil cylinder, the first guide plate and the second guide plate, is fixedly installed bearing on front side of the inner wall of bridge box top, pushes
The rear end of oil cylinder is hinged on bearing, and the folding and unfolding slot of bottom opening is offered in the first guide plate, and the upper side edge of the first guide plate is hinged
At the top of the front side of bridge case, the piston rod of oil cylinder is pushed to be hinged on the rear side of the first guide plate, the sliding of the second guide plate is plugged in first
In the folding and unfolding slot of guide plate, the first guide plate upper lateral part is equipped with the first jack, and the first guide plate following side is equipped with the second jack, the second guide plate
Upper lateral part offers third jack, and the length direction of the first jack, the second jack and third jack is set along left and right horizontal direction
It sets, pin plate is inserted in the second jack and third jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810145404.8A CN108316124B (en) | 2018-02-12 | 2018-02-12 | Camouflage type large-span automatic rapid-stretching emergency bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810145404.8A CN108316124B (en) | 2018-02-12 | 2018-02-12 | Camouflage type large-span automatic rapid-stretching emergency bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108316124A true CN108316124A (en) | 2018-07-24 |
| CN108316124B CN108316124B (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810145404.8A Expired - Fee Related CN108316124B (en) | 2018-02-12 | 2018-02-12 | Camouflage type large-span automatic rapid-stretching emergency bridge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853354A (en) * | 2019-01-21 | 2019-06-07 | 吴增文 | A kind of interim bridge spanning the river structure of Construction of Hydropower Engineering and its construction method |
| CN111996897A (en) * | 2020-08-31 | 2020-11-27 | 合肥江海智慧泵站数据科技有限责任公司 | Lap joint bridge for irrigation ditch |
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|---|---|---|---|---|
| US4024595A (en) * | 1976-05-21 | 1977-05-24 | James Brown | Linkage bridge |
| CN201593160U (en) * | 2009-11-26 | 2010-09-29 | 广州大学 | Movable and telescopic passenger foot bridge |
| CN201598546U (en) * | 2009-12-08 | 2010-10-06 | 济南金力液压机械有限公司 | Quick telescopic railway span bridge |
| CN104499416A (en) * | 2014-11-24 | 2015-04-08 | 中铁隧道集团隧道设备制造有限公司 | Full-hydraulic crawler-type self-moving trestle |
| CN204417994U (en) * | 2015-01-08 | 2015-06-24 | 吴新燕 | Collapsible expansion light bridge |
| CN205908298U (en) * | 2016-06-27 | 2017-01-25 | 湖南五新模板有限公司 | Preceding sideslip mechanism of boxing girder landing stage |
| CN107217582A (en) * | 2017-06-16 | 2017-09-29 | 东南大学 | Arch bridge is opened up based on scissors hinge the quick of unit |
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2018
- 2018-02-12 CN CN201810145404.8A patent/CN108316124B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024595A (en) * | 1976-05-21 | 1977-05-24 | James Brown | Linkage bridge |
| CN201593160U (en) * | 2009-11-26 | 2010-09-29 | 广州大学 | Movable and telescopic passenger foot bridge |
| CN201598546U (en) * | 2009-12-08 | 2010-10-06 | 济南金力液压机械有限公司 | Quick telescopic railway span bridge |
| CN104499416A (en) * | 2014-11-24 | 2015-04-08 | 中铁隧道集团隧道设备制造有限公司 | Full-hydraulic crawler-type self-moving trestle |
| CN204417994U (en) * | 2015-01-08 | 2015-06-24 | 吴新燕 | Collapsible expansion light bridge |
| CN205908298U (en) * | 2016-06-27 | 2017-01-25 | 湖南五新模板有限公司 | Preceding sideslip mechanism of boxing girder landing stage |
| CN107217582A (en) * | 2017-06-16 | 2017-09-29 | 东南大学 | Arch bridge is opened up based on scissors hinge the quick of unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853354A (en) * | 2019-01-21 | 2019-06-07 | 吴增文 | A kind of interim bridge spanning the river structure of Construction of Hydropower Engineering and its construction method |
| CN109853354B (en) * | 2019-01-21 | 2020-07-07 | 吴增文 | Temporary river-crossing bridge structure for hydropower engineering construction and construction method thereof |
| CN111996897A (en) * | 2020-08-31 | 2020-11-27 | 合肥江海智慧泵站数据科技有限责任公司 | Lap joint bridge for irrigation ditch |
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| Publication number | Publication date |
|---|---|
| CN108316124B (en) | 2020-04-17 |
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