CN112176849A

CN112176849A - Deformation type bridge suitable for different water levels

Info

Publication number: CN112176849A
Application number: CN202011072451.8A
Authority: CN
Inventors: 李拓
Original assignee: Fuzhou Economic And Technological Development Zone Changjinming Electronic Technology Co ltd
Current assignee: Anhui Dongda Construction Engineering Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-01-05
Anticipated expiration: 2040-10-09
Also published as: CN112176849B

Abstract

The invention discloses a deformation type bridge suitable for different water levels, which comprises main bodies which are arranged in bilateral symmetry, wherein the left and right main bodies are mutually contacted and connected at the ends close to each other, a rotating shaft center which is penetrated through from front to back is arranged at the end, far away from the contact center, in the left and right main bodies, a rotating shaft is fixedly connected in the rotating shaft centers, and arch bridge cavities with openings far away from the rotating shaft center are respectively arranged at the ends, far away from the rotating shaft center, in the left and right main bodies. The problem that the ground traffic is obstructed due to the passing of ships is prevented.

Description

Deformation type bridge suitable for different water levels

Technical Field

The invention relates to the technical field of bridge engineering, in particular to a deformation type bridge suitable for different water levels.

Background

Along with the development of railways, the bearing capacity of vehicles is gradually increased, the load born by a bridge is also increased by times, the bearing capacity of the bridge is emphasized by common bridge engineering, the passing of ships only improves the height of the bridge, but in some special water areas, the rising and the retreating of water level are obvious, the rising of the water level drives the height of the ship to rise, so that the ship cannot normally pass through the bridge, most of common solving methods are folding or translating the bridge in the bridge design process to make the ship pass through a space, but the passing of the ship on the road surface is hindered and inconvenient.

Disclosure of Invention

In order to solve the problems, the deformation type bridge suitable for different water levels is designed in the embodiment, the deformation type bridge suitable for different water levels comprises a main body which is arranged in a bilateral symmetry manner, the main body is close to one end and is connected in a mutual contact manner, the main body is internally provided with a rotating shaft center which is communicated with the main body in a front-back manner and a rotating shaft center which is communicated with the main body in a front-back manner, the rotating shaft center is fixedly connected with the left side and the right side of the main body, one end of the main body far away from the rotating shaft center is respectively provided with an arch bridge cavity with an opening which is far away from the rotating shaft center, the arch bridge cavities are communicated with each other in the left side and the right side, arch bridges which can slide up and down are arranged in the arch bridge cavities, sleeve rods are symmetrically and hinged at the front end and the back end, the end of the rotating rod far away from the loop bar is respectively fixedly connected with the left wall and the right wall in the arched bridge cavity, the upper end of the inner wall far away from one side of the arched bridge cavity in the left side and the right side are respectively provided with a threaded loop bar in a sliding manner, when the lower end of the main body in the left side and the right side needs to pass through a higher ship, the main body in the left side and the right side simultaneously rotates upwards, the loop bar is driven by the rotating rod to rotate upwards, and further the arched bridge is driven to slide upwards, when the main body in the left side and the right side upwards opens, the left end and the right end of the arched bridge are respectively flush with the upper end of the main body in the left side and the right side, when the lower end of the main body passes through a ship, the upper end of the main body can simultaneously pass through the automobile without influencing, the pontic is close to arch bridge chamber one end with the main part is kept away from be equipped with the hydraulic stem chamber that link up from top to bottom between the arch bridge chamber one end, the hydraulic stem intracavity symmetry about and slide and be equipped with flexible piece, the pontic is close to main part one end is equipped with the opening orientation the shrink chamber of main part, keep away from in the shrink chamber main part one side inner wall center slides and is equipped with flexible loop bar, works as before the main part upwards rotates, flexible loop bar is to keeping away from main part one side slides, and then drives to the gliding flexible piece orientation in hydraulic stem chamber center the shrink intracavity slides, avoids the main part upwards rotates to be obstructed.

Preferably, the left and right sides keep away from in the main part arch bridge chamber one end symmetry and fixed locking motor that is equipped with, the left and right sides locking motor upper end just is located the left and right sides be equipped with the bevel gear chamber in the main part respectively, the left and right sides bevel gear chamber lower extreme is rotatable power bevel gear that is equipped with respectively, the left side locking motor upper end power is connected with the power shaft, upwards extend to the left side on the power shaft bevel gear intracavity fixed connection in the left side power bevel gear lower extreme, the left and right sides rotate respectively in the threaded sleeve pole and be connected with the screw spindle, the left and right sides the screw spindle is kept away from arch bridge chamber one end extends to the left and right sides respectively the bevel gear intracavity fixed be equipped with power bevel gear.

Preferably, the right side both ends symmetry and power are connected with the driving shaft about the locking motor, the right side power bevel gear lower extreme fixedly connected with bevel gear rotates the piece, the upside drive shaft upper end upwards extend and with bevel gear rotates a piece splined connection, bevel gear rotates a piece lower extreme and is located the upside the outer disc of driving shaft is equipped with the slip chamber, the symmetry is equipped with reaction electromagnetism piece between the two walls about the slip intracavity, the upside reaction electromagnetism piece with bevel gear rotates a piece lower extreme and is connected, the downside reaction electromagnetism piece can in slip intracavity slides from top to bottom, the upside reaction electromagnetism piece lower extreme center fixedly connected with electromagnetism piece stay cord.

Preferably, a switching cavity is arranged at the lower end of the right side of the locking motor and positioned at the right side in the main body, bevel gear rotating shafts are symmetrically and rotatably arranged at the upper end and the lower end of the right side in the main body, the bevel gear rotating shafts at the lower side penetrate through the switching cavity from left to right, spline rotating parts are connected on the outer circular surfaces of the bevel gear rotating shafts at the lower side, the right end of the spline rotating part extends rightwards to the switching cavity and is fixedly provided with a spline bevel gear, the lower end of the driving shaft at the lower side extends downwards to the switching cavity and is fixedly provided with a driving bevel gear which can be meshed with the spline bevel gear, the left end of the spline rotating part is located at the upper side, a spring cavity is formed in the outer circular surface of the bevel gear rotating shaft, a spring is fixedly arranged between the left wall of the spring cavity and the left end of the spline rotating part, and the left end of the spline rotating part is fixedly connected with a spring pull rope connected with an electromagnetic block pull rope.

Preferably, the right side bevel gear chamber right end just is located the right side both ends symmetry is equipped with the transmission chamber about in the main part, both sides about rotatable the transmission shaft that is equipped with in the transmission intracavity wall, both ends extend respectively to upper and lower both sides about the transmission shaft the transmission intracavity is fixed and is equipped with transmission bevel gear, upper and lower both sides bevel gear pivot right end extends respectively to upper and lower both sides right the transmission intracavity is fixed be equipped with driven bevel gear that transmission bevel gear engaged with.

Preferably, the upper end and the lower end of the right main body are positioned on the upper side and the lower side of the arched bridge cavity, the upper side and the lower side of the arched bridge cavity are symmetrical, electromagnetic cavities with leftward openings are formed in the electromagnetic cavities, locking cross shafts are arranged in the electromagnetic cavities in a sliding mode, the left ends of the bevel gear rotating shafts on the upper side and the lower side extend to the left side and the left ends of the bevel gear rotating shafts on the upper side and the lower side respectively, the electromagnetic cavities are connected with the locking cross shafts in a rotating mode, induction electromagnetic blocks are symmetrically arranged between the right wall of each electromagnetic cavity and the.

Preferably, a motor fixing block is arranged in the center of the hydraulic rod cavity in a sliding mode, a hydraulic motor is fixedly arranged in the motor fixing block, the upper end and the lower end of the hydraulic motor are symmetrically and power-connected with a hydraulic power shaft, the upper side and the lower side of the hydraulic power shaft are respectively provided with a hydraulic loop bar in a sliding mode, the upper side and the lower side of the hydraulic loop bar are respectively close to the upper side and the lower side of the telescopic block, one end of the motor fixing block is fixedly connected with one end of the motor fixing block, and one end of the motor fixing block.

But preferably, the left and right sides the bridge is internal and be close to shrink chamber one side is the fixed flexible motor that is equipped with respectively, flexible motor is close to shrink chamber one end power is connected with the pivot, be equipped with the opening in the flexible loop bar and keep away from the flexible loop bar chamber of shrink chamber one side, the outer disc of pivot with hydraulic power axle sliding connection, the left and right sides flexible loop bar is close to arch bridge chamber one end extends to the left and right sides respectively the shrink intracavity with the motor fixed block is kept away from arch bridge chamber one end fixed connection.

Preferably, both ends symmetry and fixedly connected with crossbeam piece around the bridge pile, the rear side the crossbeam piece internal fixation is equipped with the rotation motor, rotate the motor front end with axis of rotation rear end power is connected, arch bridge left and right sides symmetry is equipped with the opening and keeps away from the screw thread chamber at arch bridge center, the left and right sides screw thread chamber respectively can with the left and right sides screw thread loop bar threaded connection.

The invention has the beneficial effects that: according to the invention, through the mode of firstly deforming and then locking, the main body is firstly rotated upwards to obtain a space for the ship to pass through, the condition that the ship cannot pass through due to the overhigh ship or the rising of a water level line is prevented, then the main body is rotated and simultaneously drives the arched bridge to rise, and finally the arched bridge is fixed through the threaded sleeve rod, so that the defect that the ship can only pass through the deformation of the bridge and the vehicle cannot pass through is solved, and the problem that the ground traffic is blocked due to the passing of the ship is prevented.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

FIG. 3 is a schematic diagram of B-B of FIG. 1;

FIG. 4 is an enlarged schematic view of C in FIG. 1;

FIG. 5 is an enlarged schematic view of D of FIG. 1;

fig. 6 is an enlarged schematic view of E in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a deformation type bridge suitable for different water levels, which comprises a main body 11 which is arranged in bilateral symmetry, wherein the left side and the right side of the main body 11 are mutually contacted and connected at the ends close to each other, a rotating shaft center 15 which is through from front to back is arranged at the end, far away from a contact center, in the main body 11 at the left side and the right side, a rotating shaft 26 is fixedly connected in the rotating shaft center 15 at the left side and the right side, an arch bridge cavity 21 with an opening far away from the rotating shaft center 15 is respectively arranged at the ends, far away from the rotating shaft center 15, in the main body 11 at the left side and the right side, the arch bridge cavities 21 at the left side and the right side are communicated, an arch bridge 24 which can slide up and down is arranged in the arch bridge cavity 21 at the left side and the right side, loop bars 28 are symmetrically arranged at the front end, left and right sides dwang 29 is kept away from loop bar 28 one end respectively with two wall fixed connection about in the arch bridge chamber 21, the left and right sides keep away from in the arch bridge chamber 21 24 one side inner wall upper end slides respectively and is equipped with screw thread loop bar 17, when the left and right sides 11 lower extreme of main part need pass through higher ship, the left and right sides main part 11 upwards rotates simultaneously, drives loop bar 28 through dwang 29 and upwards rotates, and then drives arch bridge 24 and upwards slides, when the left and right sides main part 11 upwards opens the back, both ends respectively with the left and right sides about the arch bridge 24 the main part 11 upper end flushes, works as when the ship is passed through to main part 11 lower extreme, the car can be led to main part 11 upper end simultaneously, does not influence the traffic, the left and right sides main part 11 is kept away from under the arch bridge chamber 21 one side terminal surface sliding connection has bridge pile 12 respectively, pile 12 up end just is located main part 11 keeps away from arch bridge chamber The utility model discloses a hydraulic pressure pole chamber 37 that link up about being equipped with between the 21 one end in arch bridge chamber 13 is close to arch bridge chamber 21 one end with main part 11 is kept away from, longitudinal symmetry and slip are equipped with flexible piece 14 in the hydraulic pressure pole chamber 37, the bridge 13 is close to 11 one end in the main part is equipped with the opening orientation the shrink chamber 62 of main part 11, keep away from in the shrink chamber 62 11 one side inner wall center slides and is equipped with flexible loop bar 33, works as before 11 upwards rotate in the main part, flexible loop bar 33 is to keeping away from 11 one side of main part slides, and then drives to the gliding flexible piece 14 orientation in hydraulic pressure pole chamber 37 center slides in the shrink chamber 62, avoids 11 upwards rotates and is obstructed.

Beneficially, the locking motors 22 are symmetrically and fixedly arranged at ends of the left and right main bodies 11 far away from the arched bridge cavity 21, bevel gear cavities 16 are respectively arranged at upper ends of the locking motors 22 at the left and right sides and in the main bodies 11 at the left and right sides, power bevel gears 20 are respectively rotatably arranged at lower ends of the bevel gear cavities 16 at the left and right sides, a power shaft 23 is dynamically connected to upper ends of the locking motors 22 at the left side, upper ends of the power shaft 23 extend upwards to the left side, the bevel gear cavities 16 are fixedly connected to lower ends of the power bevel gears 20 at the left and right sides, threaded shafts 18 are respectively rotatably connected in the threaded sleeve rods 17 at the left and right sides, and driven bevel gears 19 meshed with the power bevel gears 20 are fixedly arranged in the bevel gear cavities 16 at ends of the left and right sides far away from the arched.

Beneficially, the upper end and the lower end of the right locking motor 22 are symmetrically and dynamically connected with a driving shaft 52, the lower end of the right power bevel gear 20 is fixedly connected with a bevel gear rotating member 58, the upper end of the driving shaft 52 on the upper side extends upwards and is in splined connection with the bevel gear rotating member 58, the lower end of the bevel gear rotating member 58 and the outer circular surface of the driving shaft 52 on the upper side are provided with a sliding cavity 60, reaction electromagnetic blocks 59 are symmetrically arranged between the upper wall and the lower wall in the sliding cavity 60, the reaction electromagnetic block 59 on the upper side is connected with the lower end of the bevel gear rotating member 58, the reaction electromagnetic block 59 on the lower side can slide up and down in the sliding cavity 60, and the center of.

Beneficially, a switching chamber 48 is provided at the lower end of the right locking motor 22 located at the right side inside the main body 11, bevel gear rotating shafts 50 are symmetrically and rotatably provided at the upper and lower ends of the right main body 11, the bevel gear rotating shafts 50 at the lower side penetrate through the switching chamber 48 from side to side, a spline rotating member 46 is connected to an outer circumferential surface of the bevel gear rotating shafts 50 at the lower side through a spline, the right end of the spline rotating piece 46 extends rightwards to the switching cavity 48 and is fixedly provided with a spline bevel gear 47, the lower end of the driving shaft 52 at the lower side extends downwards to the switching cavity 48 and is fixedly provided with a driving bevel gear 49 which can be meshed with the spline bevel gear 47, a spring cavity 45 is arranged on the outer circular surface of the bevel gear rotating shaft 50 at the left end of the spline rotating part 46 and at the upper side, a spring 44 is fixedly arranged between the left wall in the spring cavity 45 and the left end of the spline rotating part 46, the left end of the spline rotating piece 46 is fixedly connected with a spring pull rope 54 connected with an electromagnetic block pull rope 61.

Beneficially, transmission cavities 57 are symmetrically arranged at the right end of the right bevel gear cavity 16 and at the upper and lower ends of the right main body 11, transmission shafts 55 are rotatably arranged in the inner walls of the transmission cavities 57 at the upper and lower sides, the upper and lower ends of the transmission shafts 55 respectively extend to the upper and lower sides, transmission bevel gears 56 are fixedly arranged in the transmission cavities 57, and the right ends of the bevel gear rotating shafts 50 at the upper and lower sides respectively extend rightwards to the upper and lower sides, driven bevel gears 51 meshed with the transmission bevel gears 56 are fixedly arranged in the transmission cavities 57.

Beneficially, the right main body 11 has upper and lower ends, and is located at upper and lower sides of the arched bridge cavity 21, and is symmetrically provided with electromagnetic cavities 39 with leftward openings, locking transverse shafts 42 are slidably provided in the electromagnetic cavities 39, left ends of the bevel gear rotating shafts 50 on the upper and lower sides extend leftwards to the upper and lower sides respectively in the electromagnetic cavities 39 and are rotatably connected with the locking transverse shafts 42, induction electromagnetic blocks 40 are symmetrically provided between right walls in the electromagnetic cavities 39 and right ends of the locking transverse shafts 42, and upper and lower ends of the left main body 11 are provided with locking cavities 43 communicated with the electromagnetic cavities 39 on the upper and lower sides respectively.

Beneficially, a motor fixing block 35 is arranged in the center of the hydraulic rod cavity 37 in a sliding manner, a hydraulic motor 36 is fixedly arranged in the motor fixing block 35, the upper end and the lower end of the hydraulic motor 36 are symmetrically connected with a hydraulic power shaft 34 in a power connection manner, the outer circular surface of the hydraulic power shaft 34 is respectively provided with a hydraulic loop bar 38 in a sliding manner, the hydraulic loop bar 38 is respectively fixedly connected with the upper end and the lower end of the telescopic block 14 close to the motor fixing block 35, and the end, far away from the contraction cavity 62, of the motor fixing block 35 is fixedly connected with the bridge 13.

Beneficially, the left and right sides in the bridge body 13 and be close to shrink 62 one side of chamber is fixed respectively and is equipped with flexible motor 32, flexible motor 32 is close to shrink 62 one end power connection of chamber has pivot 31, be equipped with the opening in the flexible loop bar 33 and keep away from the flexible loop bar chamber 64 of shrink 62 one side, the outer disc of pivot 31 with hydraulic power axle 34 sliding connection, the left and right sides flexible loop bar 33 is close to arch bridge chamber 21 one end extends to the left and right sides respectively in the shrink chamber 62 with motor fixed block 35 keeps away from arch bridge chamber 21 one end fixed connection.

Beneficially, the front end and the rear end of the bridge pile 12 are symmetrically and fixedly connected with a cross beam block 63, the cross beam block 63 on the rear side is internally and fixedly provided with a rotating motor 27, the front end of the rotating motor 27 is in power connection with the rear end of the rotating shaft 26, the left side and the right side of the arch bridge 24 are symmetrically provided with threaded cavities 25 with openings facing away from the center of the arch bridge 24, and the threaded cavities 25 on the left side and the right side can be respectively in threaded connection with the threaded rods 17 on the left side and the right side.

The following describes in detail the use steps of a deformed bridge suitable for different water levels with reference to fig. 1 to 6: in an initial state, the left and right main bodies 11 are in contact, the left end of the locking transverse shaft 42 is located in the locking cavity 43, the left and right induction electromagnetic blocks 40 are separated, the arch bridge 24 is located in the arch bridge cavity 21, the locking motor 22 stops working, the spline bevel gear 47 is meshed with the driving bevel gear 49, the spring 44 is in a natural state, the right power bevel gear 20 is separated from the left driven bevel gear 19, the left power bevel gear 20 is meshed with the left driven bevel gear 19, the upper and lower telescopic blocks 14 are connected with the main bodies 11 and the bridge bodies 13, and the telescopic motor 32 and the hydraulic motor 36 stop working.

When the ship is high and cannot pass through the main body 11, the left and right hydraulic motors 36 are started to drive the upper and lower hydraulic loop bars 38 to approach the hydraulic motors 36, so as to drive the upper and lower telescopic blocks 14 to approach the hydraulic motors 36, when the upper ends of the upper telescopic blocks 14 and the lower ends of the lower telescopic blocks 14 are respectively flush with the upper and lower walls of the contraction cavity 62, the telescopic motors 32 are started, the rotating shafts 31 are rotated to drive the motor fixing blocks 35 through the telescopic loop bars 33 so as to drive the hydraulic motors 36 to move into the contraction cavity 62, and the motor fixing blocks 35 drive the bridge 13 close to the main body 11 to move into the contraction cavity 62, so as to leave a space for the rotation of the main body 11; at this time, the hydraulic motor 36 and the telescopic motor 32 stop working, the right locking motor 22 is started to drive the upper and lower driving shafts 52 to rotate, the upper driving shaft 52 drives the right power bevel gear 20 to rotate, the right power bevel gear 20 is separated from the right driven bevel gear 19, the lower driving shaft 52 drives the driving bevel gear 49 to drive the spline turning member 46 to rotate through the spline bevel gear 47, the spline turning member 46 drives the bevel gear rotating shaft 50 to drive the lower driving bevel gear 56 to rotate through the driven bevel gear 51, the lower driving bevel gear 56 drives the upper driving bevel gear 56 to rotate through the driving shaft 55 to drive the upper driven bevel gear 51 to rotate to drive the upper bevel gear rotating shaft 50 to rotate, the upper and lower bevel gear rotating shafts 50 synchronously rotate to drive the upper and lower locking cross shafts 42 to synchronously rotate and slide rightward, and the, the right locking motor 22 stops working, the left induction electromagnetic blocks 40 and the right induction electromagnetic blocks 40 are mutually contacted to start the lower reaction electromagnetic block 59 to push the upper reaction electromagnetic block 59 upwards, the upper reaction electromagnetic block 59 simultaneously drives the bevel gear rotating piece 58 and the electromagnetic block pull rope 61 to slide upwards, the right power bevel gear 20 is meshed with the right driven bevel gear 19, the electromagnetic block pull rope 61 drives the spline rotating piece 46 to slide leftwards through the spring pull rope 54, and the spline bevel gear 47 is separated from the driving bevel gear 49; the rotation motor 27 is started, the rotation shaft 26 is rotated to drive the main body 11 to rotate upwards through the rotation shaft center 15, the left and right main bodies 11 are separated and rotate upwards to a certain angle, at the same time, the main body 11 drives the sleeve 28 through the rotation shaft 29 and further drives the arch bridge 24 to move upwards, when the arch bridge 24 stops moving along with the main body 11, the rotation motor 27 stops, the left and right locking motors 22 are started, the left locking motor 22 drives the left power bevel gear 20 to rotate through the power shaft 23, the right locking motor 22 drives the bevel gear rotating member 58 to rotate through the upper driving shaft 52 and further drives the right power bevel gear 20 to rotate, the left and right power bevel gears 20 simultaneously drive the left and right driven bevel gears 19 to rotate, and further drives the threaded sleeve 17 to slide into the threaded cavity 25 through the threaded shaft 18, so as to fix the arch bridge 24, the upper end of the main body 11 and the upper surface of the arch bridge 24 are communicated with a vehicle, and the lower end of the main body 11 and the lower surface of the arch bridge 24 are communicated with a ship.

After the boat passes, the above steps are reversed to restore the body 11 to the original state.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a deformation formula bridge suitable for different water levels, includes the main part that bilateral symmetry set up, its characterized in that: the left side and the right side are mutually contacted and connected with each other, the end of the main body, which is far away from the contact center, in the main body is provided with a rotating shaft center which is communicated from front to back, the left side and the right side are fixedly connected with a rotating shaft in the rotating shaft center, the end, which is far away from the rotating shaft center, in the main body is respectively provided with an arch bridge cavity with an opening which is far away from the rotating shaft center, the arch bridge cavities at the left side and the right side are communicated, the arch bridge cavity is internally provided with an arch bridge capable of sliding up and down, the front end and the rear end of the arch bridge are symmetrically and hinged with loop bars, the loop bar is internally provided with a loop bar cavity with an opening which is far away from the center of the arch bridge, the loop bar cavity is internally provided with a rotating bar in a sliding manner, the end, which is, when the lower ends of the left and right main bodies need to pass through a higher ship, the left and right main bodies simultaneously rotate upwards, the loop bar is driven to rotate upwards through the rotating rod, so as to drive the arched bridge to slide upwards, when the left and right main bodies are opened upwards, the left and right ends of the arched bridge are respectively flushed with the upper ends of the left and right main bodies, when the lower end of the main body passes through the ship, the upper end of the main body can simultaneously go through the automobile without influencing traffic, the lower end surfaces of the left and right main bodies, which are far away from one side of the arched bridge cavity, are respectively connected with bridge piles in a sliding manner, the upper end surfaces of the bridge piles, which are positioned at one side of the main body, which is far away from the arched bridge cavity, are fixedly connected with a bridge body, a hydraulic rod cavity which is communicated up and down is arranged between one end of the, the pontic is close to main part one end is equipped with the opening orientation the shrink chamber of main part, keep away from in the shrink chamber main part one side inner wall center slides and is equipped with flexible loop bar, works as before the main part upwards rotates, flexible loop bar is to keeping away from main part one side slides, and then drives to the gliding flexible piece orientation in hydraulic stem chamber center the shrink intracavity slides, avoids the main part upwards rotates to be obstructed.

2. The bridge of claim 1, wherein the bridge is a bridge of the deformable type suitable for different water levels: the left and right sides keep away from in the main part arch bridge chamber one end symmetry and fixed locking motor that is equipped with, the left and right sides locking motor upper end just is located the left and right sides be equipped with bevel gear chamber in the main part respectively, the left and right sides bevel gear chamber lower extreme is rotatable power bevel gear that is equipped with respectively, the left side locking motor upper end power is connected with the power shaft, power shaft upper end upwards extends to the left side bevel gear intracavity fixed connection in the left side power bevel gear lower extreme, the left and right sides rotate respectively in the screw-thread loop bar and be connected with the screw spindle, the left and right sides the screw spindle is kept away from arch bridge chamber one end extends to the left and right sides respectively the bevel gear intracavity fixed be equipped with.

3. The bridge of claim 2, wherein the bridge is a bridge of the deformable type suitable for different water levels: the locking motor is characterized in that a driving shaft and a right side are symmetrically and dynamically connected to the upper end and the lower end of the locking motor, a bevel gear rotating piece is fixedly connected to the lower end of the power bevel gear, the upper side of the bevel gear rotating piece extends upwards and is in splined connection with the bevel gear rotating piece, the lower end of the bevel gear rotating piece is located at the upper side, a sliding cavity is formed in the outer circular surface of the driving shaft, a reaction electromagnetic block is symmetrically arranged between the upper wall and the lower wall of the sliding cavity, the reaction electromagnetic block is connected with the lower end of the bevel gear rotating piece, the reaction electromagnetic block can slide up and down in the sliding cavity.

4. The bridge of claim 3, wherein the bridge is a bridge of the deformable type suitable for different water levels: the right side locking motor downside just is located the right side the lower extreme is equipped with switches the chamber in the main part, the right side both ends symmetry and rotation are equipped with the bevel gear pivot about in the main part, the downside link up in about the bevel gear pivot switch the intracavity, the downside the outer disc spline connection of bevel gear pivot has the spline to rotate the piece, the spline rotates the piece right-hand member and extends right switch the intracavity and fixedly be equipped with spline bevel gear, downside the driving shaft lower extreme downwardly extending switch the intracavity fixed be equipped with can with spline bevel gear engaged with drive bevel gear, the spline rotates the piece left end and is located the upside the outer disc of bevel gear pivot is equipped with the spring chamber, spring intracavity left wall with the spline rotates the piece left end between the fixed spring that is equipped with, the spline rotates piece left end fixedly connected with the spring stay cord that.

5. The bridge of claim 2, wherein the bridge is a bridge of the deformable type suitable for different water levels: the right side bevel gear chamber right-hand member just is located the right side both ends symmetry is equipped with the transmission chamber about in the main part, both sides from top to bottom rotatable transmission shaft that is equipped with in the transmission intracavity wall, both ends extend respectively to upper and lower both sides about the transmission shaft the transmission intracavity is fixed and is equipped with transmission bevel gear, upper and lower both sides bevel gear pivot right-hand member extends right respectively to upper and lower both sides the transmission intracavity is fixed be equipped with the driven bevel gear that transmission bevel gear engaged with.

6. The bridge of claim 4, wherein the bridge is a bridge of the deformable type suitable for different water levels: the right side upper and lower both ends of main part just are located the bilateral symmetry about the arch bridge chamber just is equipped with the opening electromagnetic cavity left, it is equipped with the locking cross axle to slide in the electromagnetic cavity, upper and lower both sides the bevel gear pivot left end extends to upper and lower both sides respectively the electromagnetic cavity with the locking cross axle rotates and is connected, the electromagnetic cavity right wall with the locking cross axle right-hand member between the symmetry is equipped with the response electromagnetism piece, the left side main part upper and lower both ends are equipped with respectively with upper and lower both sides the locking chamber that the electromagnetic cavity is linked together.

7. The bridge of claim 1, wherein the bridge is a bridge of the deformable type suitable for different water levels: the hydraulic rod cavity center slides and is equipped with the motor fixed block, the motor fixed block internal fixation is equipped with hydraulic motor, both ends symmetry and power are connected with hydraulic power axle about the hydraulic motor, both sides from top to bottom the outer disc of hydraulic power axle slides respectively and is equipped with hydraulic loop bar, both sides from top to bottom the hydraulic loop bar is close to with upper and lower both sides respectively flexible piece motor fixed block one end fixed connection, the motor fixed block keep away from shrink chamber one end with pontic fixed connection.

8. The bridge of claim 1, wherein the bridge is a bridge of the deformable type suitable for different water levels: the left and right sides the bridge is internal and be close to shrink chamber one side is the fixed flexible motor that is equipped with respectively, flexible motor is close to shrink chamber one end power is connected with the pivot, be equipped with the opening in the flexible loop bar and keep away from the flexible loop bar chamber of shrink chamber one side, the outer disc of pivot with hydraulic power axle sliding connection, the left and right sides flexible loop bar is close to arch bridge chamber one end extends to the left and right sides respectively the shrink intracavity with the motor fixed block is kept away from arch bridge chamber one end fixed connection.

9. The bridge of claim 1, wherein the bridge is a bridge of the deformable type suitable for different water levels: both ends symmetry and fixedly connected with crossbeam piece around the bridge pile, the rear side crossbeam piece internal fixation is equipped with the rotation motor, rotate the motor front end with axis of rotation rear end power is connected, arch bridge left and right sides symmetry is equipped with the opening and keeps away from the screw thread chamber at arch bridge center, the left and right sides screw thread chamber respectively can with the left and right sides screw thread loop bar threaded connection.