CN113914194A

CN113914194A - Split floating bridge capable of being automatically opened and closed in a telescopic mode

Info

Publication number: CN113914194A
Application number: CN202111353458.1A
Authority: CN
Inventors: 孔飞; 张金娟
Original assignee: Shanghai Qihua Wharf Engineering Co ltd
Current assignee: Shanghai Qihua Wharf Engineering Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-01-11

Abstract

The invention discloses a split floating bridge capable of being automatically opened and closed in a telescopic mode, and relates to the technical field of floating bridges on water. The invention comprises at least two auxiliary floating bridges and a main floating bridge which are oppositely arranged; the auxiliary floating bridge comprises a first cavity, a second cavity, a telescopic device, a connecting rod, two auxiliary floating bodies and an accommodating groove; one end face of the two auxiliary floating bodies is provided with a positioning hole, and the other end face of the two auxiliary floating bodies is provided with a corresponding positioning column; the auxiliary floating bodies in two adjacent auxiliary floating bridges which are oppositely arranged are synchronously stretched; the upper surface of the auxiliary floating body is provided with a bearing plate, and the bottom of the bearing plate is provided with an inflatable bag. The oppositely-opened floating bridge capable of being automatically opened and closed in a telescopic mode is simple in structure and convenient to disassemble and assemble, can be automatically retracted and retracted when an opening is needed for sailing, can be automatically extended out and automatically limited in position after sailing is finished, is high in stability, can allow vehicles to pass through the surface of the floating bridge, can quickly open the opening traffic of a river channel, can realize that the floating bridge and the sailing ship are not mutually influenced, and can be suitable for emergency rescue and disaster relief.

Description

Split floating bridge capable of being automatically opened and closed in a telescopic mode

Technical Field

The invention belongs to the technical field of floating bridges on water, and particularly relates to a split floating bridge capable of being automatically opened and closed in a telescopic mode.

Background

The floating bridge is also called as a pontoon bridge, a floating navigation bridge and a floating truss, and is also called as a war bridge because the floating bridge is convenient and easy to erect and is commonly used for military purposes. The pontoon bridge has the advantage that the construction is swift, the cost is low for fixed bridge, and traditional pontoon bridge all need use the boat or the box of suspension as the supporter to connect and form wholly, can form the interception to river course and lake surface generally, make the ship can not smoothly pass, unless carry out artifical very long time of utilization and carry out manual formation opening of puting aside, the side can pass, and is very inconvenient. In view of the above, the chinese patent with application number 201410020775.5 entitled telescopic floating bridge discloses a support frame form using a telescopic structure, which is placed on both sides of a cantilever panel, and this technique can solve the problem of opening of the floating bridge, but because the telescopic support frame structure is too complex, when the length of the opening is too long, the telescopic support frame cannot be efficiently unfolded and provides an effective bearing load, which is likely to cause an unstable risk, and particularly for a floating bridge of a driving automobile, the structural strength of the bearing force is large, so that it is important to provide a split floating bridge capable of automatically opening and closing in a telescopic manner.

Disclosure of Invention

The invention provides a split floating bridge capable of being automatically opened and closed in a telescopic mode, and solves the problems.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention discloses a split floating bridge capable of being automatically opened and closed in a telescopic manner, which comprises at least two auxiliary floating bridges arranged oppositely and a main floating bridge connected with one end of each auxiliary floating bridge;

the auxiliary floating bridge is rectangular, a first cavity and a second cavity are formed in the auxiliary floating bridge through a partition plate, a telescopic device is transversely installed in the first cavity, a jacking rod of the telescopic device penetrates through the partition plate and then extends into the second cavity, a connecting rod is transversely arranged at the end part of the jacking rod, two auxiliary floating bodies which are in the same direction as the jacking rod are symmetrically arranged at two ends of the connecting rod, and two opening type accommodating grooves which are matched with the auxiliary floating bodies for accommodating are symmetrically formed in two sides of the auxiliary floating bridge, which are located in the second cavity; two opposite side surfaces of the second cavity are provided with first strip-shaped openings correspondingly matched with the connecting rod, the front surface of the auxiliary floating bridge is provided with second strip-shaped openings correspondingly matched with the connecting rod, and the two auxiliary floating bodies are synchronously stretched and retracted through a stretching device;

one end face of the two auxiliary floating bodies at the end part of the jacking rod is provided with a positioning hole, and the other end face of the two auxiliary floating bodies is provided with a positioning column which corresponds to the positioning hole and is in inserted fit with the positioning hole; after the auxiliary floating bodies in two adjacent oppositely arranged auxiliary floating bridges synchronously extend out, the positioning is realized by the inserting and matching of the correspondingly arranged positioning holes and the positioning columns;

the upper surface of the auxiliary floating body is provided with a bearing plate with the size consistent with that of the auxiliary floating body through a first hinged seat near the inner side edge, the bottom of the bearing plate is provided with an inflatable bag after the auxiliary floating body is turned over through the first hinged seat, and the inflatable bag is provided with an air bag inflation and deflation port.

Furthermore, in the two auxiliary floating bodies at the end parts of the jacking rods, the surfaces of the two bearing plates positioned on the two auxiliary floating bodies are provided with supporting barrier strips at equal intervals in a staggered manner through second hinged seats.

Furthermore, the length of the telescopic device is smaller than half of the length of the auxiliary floating bridge, the lifting rod is smaller than the length of the telescopic device, the length of the auxiliary floating body is equal to the length of the side face of the partition plate to the second strip-shaped opening, and the auxiliary floating body can be completely accommodated in the auxiliary floating bridge.

And furthermore, the linear distance between every two adjacent auxiliary floating bridges is the integral length of the two groups of auxiliary floating bodies after being in butt joint.

Furthermore, the bottom of the auxiliary floating body is provided with a limiting convex strip which corresponds to and is matched with a limiting groove arranged at the bottom of the accommodating groove, and the limiting groove is parallel to the jacking rod.

Furthermore, the other side of the auxiliary floating bridge opposite to the second strip-shaped opening is provided with two connecting grooves corresponding to the connecting bulges arranged at the two ends of the main floating bridge, and the auxiliary floating bridge is connected with the connecting hole at the side part of the main floating bridge after penetrating through the side part of the auxiliary floating bridge through a bolt.

Further, the first cavity is sealed through the cover plate, the controller, the wireless communication module and the battery are arranged inside the first cavity, the wireless communication module and the battery are connected with the controller, the wireless communication module is wirelessly connected with the remote control terminal, and the telescopic device is electrically connected with the controller.

Further, a waterproof sealing ring is installed at the position where the jacking rod is connected with the partition plate.

Compared with the prior art, the invention has the following beneficial effects:

the split floating bridge capable of being automatically opened and closed in a telescopic mode is simple in structure and convenient to disassemble and assemble, can be automatically retracted and retracted when an opening is needed for sailing, can be automatically extended out and automatically limited in position after sailing is finished, is high in stability, can allow vehicles to pass through the surface of the floating bridge, can quickly open the opening traffic of a river channel, can enable the floating bridge and the sailing to be not mutually influenced, and can be suitable for emergency rescue and relief work and military affairs.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic structural view of an automatically retractable and openable and closable split floating bridge according to the present invention, in a state where a bearing plate and an air bag are opened;

FIG. 2 is a top view of the structure of FIG. 1;

FIG. 3 is a schematic structural view of the present invention showing an automatically retractable and openable split floating bridge without opening the carrying plate and the air bag;

FIG. 4 is a schematic view of the contracted structure of an automatically retractable and openable split pontoon according to the invention;

FIG. 5 is a top view of the structure of FIG. 4;

FIG. 6 is a schematic structural view of a single auxiliary floating bridge combined with a set of auxiliary floats and with the bearing plate and the inflatable bag opened;

FIG. 7 is a top view of the structure of FIG. 6;

FIG. 8 is the schematic view of the structure of FIG. 6 with the carrier plate and the bladder removed;

FIG. 9 is a schematic view of the structure of FIG. 8 with the jacking rod and the auxiliary pontoon removed;

FIG. 10 is a schematic structural view of the jacking rod, the sub-buoy, the bearing plate and the supporting bars;

FIG. 11 is a schematic view of the structure at view A in FIG. 10;

FIG. 12 is a schematic view of view B of FIG. 10;

FIG. 13 is a schematic view of the inflatable bladder of FIG. 1 shown after being deflated and the carrier plate folded;

FIG. 14 is a schematic structural view of a main pontoon;

FIG. 15 is a schematic view of the system configuration within the first cavity;

in the drawings, the components represented by the respective reference numerals are listed below:

1-auxiliary floating bridge, 101-first cavity, 102-second cavity, 1021-first strip opening, 1022-second strip opening, 103-telescopic device, 1031-top lifting rod, 1032-connecting rod, 104-connecting groove, 105-accommodating groove, 1051-limiting groove, 2-auxiliary floating body, 201-first hinged seat, 202-bearing plate, 203-supporting barrier strip, 2031-second hinged seat, 204-inflatable bag, 205-limiting convex strip, 206-positioning column, 207-positioning hole, 208-air bag inflation and deflation port, 3-main floating bridge, 301-connecting bulge, 302-connecting hole and 4-bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opposite", "one end", "inside", "lateral", "end", "both ends", "both sides", "front", "one end", "the other end", and the like, indicate an orientation or positional relationship, which is merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-15, the split pontoon capable of automatically opening and closing in a telescopic manner according to the present invention includes at least two auxiliary pontoons 1 disposed opposite to each other, and a main pontoon 3 connected to one end of the auxiliary pontoon 1, and in this embodiment, the structures of the two auxiliary pontoons 1 disposed opposite to each other and the main pontoons 3 disposed at two sides of the two auxiliary pontoons 1 and connected to each other are explained, and it also belongs to the scope of the present invention that the main pontoons 3 at two sides can still be connected to new two auxiliary pontoons 1 to form a split structure; the auxiliary pontoon 1 and the main pontoon 3 are all floating type boxes made of the same material and having the same draft, the bottoms of the boxes are fixed by anchoring, the material can be any one of rigid plastic, steel, aluminum alloy and a steel reinforcement cage cement box, and a high-strength steel box is selected in the specific embodiment;

the auxiliary floating bridge 1 is rectangular, a first cavity 101 and a second cavity 102 are formed in the auxiliary floating bridge through partition plates, a telescopic device 103 is transversely installed in the first cavity 101, a jacking rod 1031 of the telescopic device 103 penetrates through the partition plates and then extends into the second cavity 102, a connecting rod 1032 is transversely arranged at the end part of the jacking rod 1031, two auxiliary floating bodies 2 in the same direction as the jacking rod 1031 are symmetrically arranged at two ends of the connecting rod 1032, and two opening type accommodating grooves 105 which are matched with the auxiliary floating bodies 2 in an accommodating mode are symmetrically formed in two sides, located in the second cavity 102, of the auxiliary floating bridge 1; the two opposite side surfaces of the second cavity 102 are provided with first strip-shaped openings 1021 correspondingly matched with the connecting rod 1032, the front surface of the auxiliary floating bridge 1 is provided with second strip-shaped openings 1022 correspondingly matched with the connecting rod 1032, the two auxiliary floating bodies 2 are synchronously stretched and contracted through the stretching device 103, and the first strip-shaped openings 1021 and the second strip-shaped openings 1022 form a contraction and advance opening channel of the connecting rod 1032; a waterproof sealing ring is arranged at the position where the jacking rod 1031 is connected with the partition plate after penetrating through the waterproof sealing ring, so that water is prevented from entering the first cavity 101, and a closed waterproof cavity structure is formed between the waterproof sealing ring and the cover plates above and below the first cavity 101; the material of the auxiliary floating body 2 is consistent with that of the auxiliary floating bridge 1 and the draught;

in the two sub-floating bodies 2 at the end parts of the jacking rod 1031, one end surface is provided with a positioning hole 207, and the other end surface is provided with a positioning column 206 which corresponds to the positioning hole 207 and is in inserted fit with the positioning hole; after the auxiliary floating bodies 2 in the two adjacent oppositely arranged auxiliary floating bridges 1 synchronously extend out, the positioning is realized by the inserting and matching of the correspondingly arranged positioning holes 207 and the positioning columns 206, the action is realized based on that the water surface has buoyancy, so that the auxiliary floating bodies 2 can keep the same floating parallel height with the auxiliary floating bridges 1 to perform front-back expansion, the front-back movement mainly depends on the front pushing and the back pulling of the expansion devices 103, after the positioning holes 207 and the positioning columns 206 are inserted, because the materials, the sizes and the draughts of the two auxiliary floating bodies connected in an inserting way are the same, the connected positions are mainly supported by the buoyancy in the vertical direction, the downward pressure of the positioning columns 206 can be ignored, and the buckling and deformation can not be caused; the telescopic device 103 can be an air cylinder or an oil cylinder, which is selected as the oil cylinder in this embodiment, and the lifting rod 1031 is a lifting head of the oil cylinder;

the upper surface of the auxiliary floating body 2 is provided with a bearing plate 202 with the same size as the auxiliary floating body 2 through a first hinged seat 201 close to the inner side edge, the bottom of the bearing plate 202 is provided with an inflatable bag 204 after the auxiliary floating body 2 is turned over through the first hinged seat 201, the inflatable bag 204 is provided with an airbag inflation and deflation port 208, the airbag inflation and deflation port 208 adopts the structure the same as the inflation hole of a basketball, an artificial insertion needle inflation mode is adopted during inflation, the deflation adopts artificial insertion needle deflation, when the inflatable bag 204 needs to be compressed and folded for recycling, the bearing plate 202 is turned over along the first hinged seat 201 first, the airbag inflation and deflation port 208 faces upwards, then inflation and deflation actions are carried out, the inflatable bag 204 is turned downwards after inflation is finished, and the inflatable bag 204 is compressed to be attached to the bearing plate 202 and be recycled to the accommodating groove 105 together with the bearing plate 202 after deflation is finished.

Among the two sub-floats 2 at the end of the jacking rod 1031, the surfaces of the two bearing plates 202 on the two sub-floats 2 are provided with the supporting barrier strips 203 at equal intervals by the staggering of the second hinged seats 2031, the supporting barrier strips 203 are arranged at equal intervals according to 0.3m, and the gap between the two bearing plates 202 for filling the two sub-floats 2 is placed to fall into water, when in use, the second hinged seats 2031 are overturned through the surfaces of the bearing plates 202 to ensure that the end is just carried on another sub-float 2, and the two sub-floats 1 are kept horizontal under the floating supporting effect based on the inflatable bag 204.

The length of the expansion device 103 is less than half of the length of the auxiliary floating bridge 1, the jacking rod 1031 is less than the length of the expansion device 103, and the length of the auxiliary floating body 2 is equal to the length from the partition plate to the side surface of the second strip-shaped opening 1022, so that the auxiliary floating body 2 can be completely accommodated in the auxiliary floating bridge 1; the width of the auxiliary floating bridge 1 can be selected according to the adaptability requirement, and the auxiliary floating bridge can be long or short, in the specific embodiment, the length of the auxiliary floating bridge 1 is 7m, the length of the telescopic device is 2m, the length of the jacking rod is 1.8m, the length of the auxiliary floating body 2 is 1.8m, the length from the partition plate to the side surface of the second strip-shaped opening 1022 is also 1.8m, the length of a channel opening formed by oppositely opening the two auxiliary floating bodies 2 is 3.6m, and the normal traffic of a common small civil ship can be met; for the secondary floating body 2, in this embodiment, the overall width of the secondary floating body 2 is 5m, the width of the first cavity 101 is 3m, the width of the receiving groove 105 is 0.9m, the first cavity 101 and the second cavity 102 are both provided with cover plates, the width of the secondary floating body 2 is 0.9m, the width of the bearing plate 202 is 0.88m, and the length of the supporting barrier 203 is 1 m. The linear distance between two adjacent auxiliary floating bridges 1 is 3.6m in the embodiment, namely, the overall length of the butt joint of the two groups of auxiliary floating bodies 2.

The bottom of the sub-floating body 2 is provided with a limit convex strip 205 corresponding to and matching with a limit groove 1051 arranged at the bottom of the accommodating groove 105, and the limit groove 1051 is arranged in parallel with the jacking rod 1031, so that the sub-floating body can be kept in a stable state in the retracting and pushing-out process.

Wherein, the other side of the auxiliary pontoon 1 opposite to the second strip-shaped opening 1022 is provided with two connecting grooves 104 corresponding to the connecting bulges 301 arranged at the two ends of the main pontoon 3, and the connecting grooves are connected with the connecting holes 302 at the side part of the main pontoon 3 after penetrating through the side part of the auxiliary pontoon 1 by bolts 4; the length and the width of the main pontoon 3 are selected according to the adaptability requirement, and can be long or short, the length is 13m in the embodiment, and the width is 5m consistent with that of the auxiliary pontoon 1.

The first cavity 101 is sealed through a cover plate, a controller, a wireless communication module and a battery are arranged in the first cavity, the wireless communication module and the battery are connected with the controller, the wireless communication module is wirelessly connected with a remote control terminal, the telescopic device 103 is electrically connected with the controller, and the remote control terminal comprises a mobile phone and a computer; the controller adopts a singlechip, and the battery adopts a lithium battery.

The working principle of the invention is as follows:

the auxiliary floating bridges 1 and the main floating bridge 3 which are installed are moved to the water surface of the corresponding area under the buoyancy effect of water, the auxiliary floating bridges are sequentially installed according to the corresponding relation, at least one pair of auxiliary floating bridges 1 are correspondingly arranged according to the water surface and the requirement of a ship to be driven, the distance between the two opposite auxiliary floating bridges 1 is adjusted according to the length of the corresponding auxiliary floating body, so that the maximum length which is formed after the two auxiliary floating bridges 1 correspondingly extend out of the two auxiliary floating bodies 2 is just met, the positioning holes 207 and the positioning columns 206 on the auxiliary floating bodies 2 at the front ends of the two auxiliary floating bridges 1 are mutually inserted and matched to complete the closing of the floating bridges, the auxiliary floating bodies 2 are pulled back under the action of the telescopic device 103 to complete the opening of the floating bridges, and the actions of the two groups of auxiliary floating bridges 1 are symmetrical and synchronous operation; in the initial state, the auxiliary floating bodies 2 are positioned in the telescopic floating bridge accommodating cavities formed by the accommodating grooves 105 in the auxiliary floating bridges 1, so that two groups of auxiliary floating bridges 1 form spaced openings for ships to pass through; when the passage is finished, the auxiliary floating body 2 needs to be connected, the auxiliary floating bridge 1 is driven to move forwards through the telescopic device 103, the longest movement of the auxiliary floating bridge 1 is completed, the auxiliary floating bridge 1 is inserted into another auxiliary floating bridge 1, the bearing plate 202 is turned and opened manually, the inflatable bag 204 is inflated, the buoyancy is the same as that of the auxiliary floating body 2, the bearing stress is the same, the supporting barrier 203 is turned and opened for preventing accidental falling, when the auxiliary floating bridge needs to be contracted again, the reverse action is performed, the bearing plate 202 and the supporting barrier 203 are retracted manually firstly, the inflatable bag 204 is deflated and folded, the telescopic device 103 drives the connecting rod 1032 to retract and move backwards, and after the contraction is finished, the auxiliary floating bridge is accommodated in the accommodating groove 105.

Has the advantages that:

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. An automatic telescopic opening and closing split floating bridge is characterized by comprising at least two auxiliary floating bridges (1) which are oppositely arranged and a main floating bridge (3) connected with one end of each auxiliary floating bridge (1);

the auxiliary floating bridge (1) is rectangular, a first cavity (101) and a second cavity (102) are formed inside the auxiliary floating bridge through a partition plate, a telescopic device (103) is transversely installed in the first cavity (101), a top lifting rod (1031) of the telescopic device (103) penetrates through the partition plate and then extends into the second cavity (102), a connecting rod (1032) is transversely arranged at the end part of the top lifting rod (1031), two auxiliary floating bodies (2) which are in the same direction as the top lifting rod (1031) are symmetrically arranged at the two ends of the connecting rod (1032), and two open accommodating grooves (105) which are matched with the auxiliary floating bodies (2) in an accommodating mode are symmetrically formed in the two sides of the auxiliary floating bridge (1) which are located in the second cavity (102); two opposite side surfaces of the second cavity (102) are provided with first strip-shaped openings (1021) which are correspondingly matched with the connecting rods (1032), the front surface of the auxiliary floating bridge (1) is provided with second strip-shaped openings (1022) which are correspondingly matched with the connecting rods (1032), and the two auxiliary floating bodies (2) are synchronously stretched and retracted through the stretching device (103);

one end face of the two auxiliary floating bodies (2) at the end part of the jacking rod (1031) is provided with a positioning hole (207), and the other end face is provided with a positioning column (206) which corresponds to the positioning hole (207) and is in inserted fit with the positioning hole; after the auxiliary floating bodies (2) in two adjacent oppositely arranged auxiliary floating bridges (1) synchronously extend out, the positioning is realized by the inserting and matching of correspondingly arranged positioning holes (207) and positioning columns (206);

the upper surface of the auxiliary floating body (2) is provided with a bearing plate (202) with the size consistent with that of the auxiliary floating body (2) through a first hinged seat (201) by the inner side edge, the bottom of the bearing plate (202) is provided with an inflatable bag (204) after the auxiliary floating body (2) is turned over through the first hinged seat (201), and the inflatable bag (204) is provided with an air bag inflation and deflation port (208).

2. The split floating bridge capable of being opened and closed automatically and telescopically according to claim 1, characterized in that, of the two sub-floating bodies (2) at the end of the lifting rod (1031), the surfaces of the two bearing plates (202) on the two sub-floating bodies (2) are provided with supporting bars (203) at equal intervals in a staggered manner through the second hinged seats (2031).

3. The split floating bridge capable of being opened and closed in an automatic telescopic mode according to claim 1, wherein the length of the telescopic device (103) is less than half of the length of the auxiliary floating bridge (1), the lifting rod (1031) is less than the length of the telescopic device (103), and the length of the auxiliary floating body (2) is equal to the length from the partition plate to the side face of the second strip-shaped opening (1022), so that the auxiliary floating body (2) can be completely accommodated in the auxiliary floating bridge (1).

4. The split floating bridge capable of being opened and closed automatically and telescopically according to claim 1, wherein the linear distance between two adjacent auxiliary floating bridges (1) is equal to the integral length of two groups of auxiliary floating bodies (2) after being butted.

5. The split floating bridge capable of being opened and closed in an automatic and telescopic manner according to claim 1, wherein the bottom of the auxiliary floating body (2) is provided with a limiting convex strip (205) corresponding to and matched with a limiting groove (1051) arranged at the bottom of the accommodating groove (105), and the limiting groove (1051) is arranged in parallel with the jacking rod (1031).

6. The split floating bridge capable of being opened and closed in an automatic telescopic manner according to claim 1, wherein two connecting grooves (104) corresponding to the connecting protrusions (301) arranged at the two ends of the main floating bridge (3) are formed in the other side, opposite to the second strip-shaped opening (1022), of the auxiliary floating bridge (1), and the auxiliary floating bridge is connected with the connecting holes (302) in the side portion of the main floating bridge (3) after penetrating through the side portion of the auxiliary floating bridge (1) through bolts (4).

7. The split floating bridge capable of being opened and closed in an automatic and telescopic mode as claimed in claim 1, wherein the first cavity (101) is sealed through a cover plate, a controller, a wireless communication module and a battery are arranged inside the first cavity, the wireless communication module and the battery are connected with the controller, the wireless communication module is wirelessly connected with a remote control terminal, and the telescopic device (103) is electrically connected with the controller.

8. The split-type floating bridge capable of automatically opening and closing telescopically according to claim 1, wherein a waterproof sealing ring is installed at a position where the lifting rod (1031) is connected with the partition plate.