CN117127482A - Movable mechanical vehicle-mounted door bridge - Google Patents

Abstract

The invention discloses a mobile mechanized vehicle-mounted door bridge, which comprises: the transport vehicle comprises a transport plate and is connected with a cab; the panel assembly is detachably connected to the transport plate and comprises bridge panels which rotate in sequence, and a locking assembly for locking the two bridge panels at a folding position and an unfolding position is arranged between the two adjacent bridge panels so as to respectively adjust the panel assembly to a folding state and an unfolding state; the end plate assembly comprises two gangboards with a storage station and a bridging station; the bridge foot boat moves through the panel assembly, and the bridge deck is detachably paved on the bridge foot boat for the transportation vehicle to pass through the bridge. The invention has smart structural design, is convenient to use, can be quickly spliced and adjusted, and the springboard in the panel assembly in the unfolded state is convenient for loading and unloading the bridge foot boat, and can be connected with the springboard to form a bridge for a transport vehicle to pass through a river.

Description

Movable mechanical vehicle-mounted door bridge

Technical Field

The invention relates to the technical field of light door bridges, in particular to a movable mechanical vehicle-mounted door bridge.

Background

The light door bridge is divided into three using modes: the assembled channel crossing gate bridge, the erection of the floating bridge and the bridge foot boat are used for the assault boat, wherein the assembled channel crossing gate bridge is used as a main function, so that light wheel type equipment and personnel can be ensured to overcome the obstacle of a small river, and the floating bridge or a structural water operation platform can be also erected; the bridge foot boat can be independently used as an assault boat; especially when flood disasters happen, the light bridge has important significance in emergency rescue work.

As in the prior art, the chinese patent application publication No. CN107503280a discloses a light air-drop channel bridge, which mainly comprises a bridge foot boat, a bridge deck, a cross beam between boats, a springboard, an air bag and a mesh bag.

However, the following technical problems exist in the use process of the channel bridge:

1. the bridge foot boat, the bridge deck, the gangway and the inter-boat cross beam are spliced through various joints, and the number of the joints is large, so that the assembling and disassembling procedures of the portal bridge are complex, the combination/withdrawal operation time is prolonged, and the rapid overcoming of the river obstacle is not facilitated;

2. the structural body type of the bridge foot boat is fixed and single and is not changed, the carrying capacity is limited, and although the overall carrying capacity of the gate bridge is increased through the air bags, the carrying capacity of the single bridge foot boat is not improved, so that when the bridge foot boat is used as an assault boat, the carried material personnel are limited, the air bags are positioned outside the bridge foot boat and are easily damaged by the outside, such as reefs and branches in a river and other spike objects contacted in the transportation process, and the carrying capacity of the gate bridge is reduced.

Accordingly, there is a need for improvements in the art for bridges.

Disclosure of Invention

The invention provides a movable mechanical vehicle-mounted door bridge, which has the effects of being convenient and rapid to assemble and disassemble, improving the carrying capacity and simultaneously guaranteeing the safety. The specific technical scheme is as follows:

a mobile mechanized vehicle door bridge, comprising:

the transport vehicle comprises a transport plate which extends along a first direction, and one end of the transport plate is connected with a cab;

the panel assembly is detachably connected to one end, far away from the cab, of the transport plate, the panel assembly comprises a plurality of bridge panels which are sequentially connected in a rotating mode, the bridge panels are long-strip-shaped, the axis of rotation is parallel to the width direction of the bridge panels, locking assemblies for locking the bridge panels in a folding position and an unfolding position to respectively adjust the panel assembly to a folding state and an unfolding state are arranged between the two adjacent bridge panels, in the folding state, any two adjacent bridge panels in the panel assembly are opposite to and close to each other, and in the unfolding state, the bridge panels in the panel assembly are located on the same plane;

the end plate assembly comprises two gangboards with a storage station and a bridging station, the two gangboards are detachably connected above two sides of the transport board under the storage station and form a transport cabin with an open top with the panel assembly in a folded state, the transport board and the cab in a surrounding manner, and the two gangboards are detachably connected with two ends of the panel assembly under the bridging station respectively to form a bridge for the transport vehicle to pass through;

the bridge foot boat moves on the transport plate and outside the transport vehicle through the panel assembly connected with the transport plate in the unfolded state, and the bridge panel is detachably laid above the bridge foot boat so as to enable the transport vehicle to overcome the river obstacle through the bridge.

Further, in order to conveniently lock the rotation angle of the two bridge decks to adjust the state of the panel assembly, the side surface of the bridge decks is rotated to form a first screw sleeve, the rotation axis line of the first screw sleeve is parallel to the width direction of the bridge decks, the axis line of the first screw sleeve is perpendicular to the rotation axis line of the first screw sleeve, and the locking assembly comprises a first screw rod in threaded connection with two adjacent first screw sleeves.

Further, in order to facilitate connection of the springboard, the bridge deck and the transport plate, a second screw sleeve is rotated on the side face of the springboard, the rotation axis of the second screw sleeve is parallel to the width direction of the springboard, the axis of the second screw sleeve is perpendicular to the rotation axis of the second screw sleeve, a second screw is in threaded connection with the second screw sleeve, and the second screw sleeve is connected with the first screw sleeve or the transport plate through the second screw rod.

Further, in order to facilitate the transportation of the bridge foot boat through the panel component in the unfolded state, the transportation board is far away from one end of the cab is provided with a plug seat, a first jack and a second jack which are distributed along a first direction and extend along a plumb direction are arranged on the plug seat, the first jack is arranged between the second jack and the transportation board, the first jack is in plug connection fit with a first screw sleeve positioned at one end of the panel component through a fixed plug rod, and the second jack is in plug connection fit with one of the first screw sleeves through a movable plug rod.

Further, in order to be convenient for fix the panel assembly of state of accomodating, fixed inserted bar with the second inserted bar passes through third screw rod threaded connection, be provided with the locating rack on the transportation board, the pole portion of third screw rod runs through the locating rack.

Further, in order to Fang Bianqiao foot boat storage in the storehouse, the bridge foot boat includes bow boat and stern boat, the bow boat with stern boat rotates to be connected, the bow boat with be provided with between the stern boat with lock the locking component of two in expansion station and folding station, under the folding station, the bow boat with the stern boat is close to just to setting up in the opening, under the expansion station, the bow boat with the combination of stern boat forms the assault boat.

Further, in order to be convenient for lock the relative position of bow boat and stern boat, locking subassembly includes locking strip, locking swivel nut and locking screw, be provided with on the locking strip along self length direction's locking mouth, in bow boat and the stern boat two, one with locking screw fixed connection, another with locking strip rotates to be connected and axis of rotation perpendicular to the length direction of locking strip, locking screw runs through locking mouth and with locking swivel nut threaded connection.

Further, for the convenience with the bridge deck board in the state panel subassembly firmly lay on the bridge foot boat, one of them one side of bridge deck board is provided with along self width direction extension and two location logical grooves of distributing side by side, be fixed with on the bridge foot boat along the location arch of self length direction setting, the bridge deck board lay in when on the bridge foot boat, the bridge foot boat with the bridge deck board passes through two the location logical groove with the cooperation of pegging graft of location arch.

Further, in order to increase the carrying capacity of the bridge foot boat, the bow boat and the stern boat comprise an upper boat body and a lower boat body, the upper boat body is provided with a positioning sleeve opening which is downward and is in a closed loop shape, the upper shell is arranged on the upper portion of the lower boat body in a sealing manner through the positioning sleeve opening, an elastic sealing sleeve is arranged between the inner wall of the positioning sleeve opening and the top of the lower boat body, and a telescopic unit for driving the upper boat body and the lower boat body to slide relatively along the height direction of the bridge foot boat is arranged between the upper boat body and the lower boat body.

Further, in order to use Fang Bianqiao foot boats as assault boats while facilitating the maintenance of the water craft, the foot boat is threadably connected with the water craft through a fourth screw, the water craft has a storage station and a sailing station, under the storage station, the water craft is fixed between the bow boat and the stern boat of the folding station, under the sailing station, the water craft is fixed in the end of the bow boat away from the stern boat.

The invention has smart structural design, is convenient to use, can be quickly spliced and adjusted, and the springboard in the panel assembly in the unfolded state is convenient for loading and unloading the bridge foot boat, can be connected with the springboard to form a bridge for a transport vehicle to pass through a river, is matched with the springboard and surrounds the bridge foot boat on the transport board after the panel assembly is adjusted to be in the folded state, thereby being convenient for vehicle-mounted transportation and reducing the transportation cost compared with air transportation.

The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

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

FIG. 1 (A) is a side view of FIG. 1;

FIG. 1 (B) is a top view of FIG. 1;

FIG. 1 (C) is an exploded view of FIG. 1;

FIG. 2 is a schematic view of the structure of the loading and unloading bridge boat of the present invention;

fig. 2 (a) is a side view of fig. 2;

fig. 2 (B) is a top view of fig. 2;

FIG. 3 is a schematic illustration of the construction of the present invention for use as a modular channel bridge;

fig. 3 (a) is a side view of fig. 3;

fig. 3 (B) is a rear view of fig. 3;

fig. 3 (C) is a top view of fig. 3;

FIG. 4 is a schematic view of the connection structure of the transport plate and end plate assembly, and the folding status panel assembly of the present invention;

FIG. 4 (A) is a schematic view of a portion of the structure of FIG. 4;

FIG. 4 (B) is an exploded view of FIG. 4 (A);

fig. 4 (C) is an enlarged view of a portion a of fig. 4 (B);

FIG. 5 is a schematic view of the connection structure of the transport plate and end plate assembly, and the panel assembly in the unfolded state of the present invention;

FIG. 5 (A) is an exploded view of FIG. 5;

FIG. 6 is a schematic view of the structure of the panel assembly of the present invention in a folded state;

FIG. 6 (A) is an exploded view of FIG. 6;

fig. 6 (B) is an enlarged view of a portion C of fig. 6 (a);

FIG. 7 is a schematic illustration of the construction of the present invention for use as a modular channel bridge;

fig. 7 (a) is an enlarged view of a portion D of fig. 7;

fig. 7 (B) is an enlarged view of the portion F of fig. 7;

FIG. 8 is a schematic view of the inventive bridgework boat in an extended position;

FIG. 8 (A) is a schematic view of the structure of the bridgework boat of the present invention as an assault boat;

FIG. 8 (B) is an exploded view of FIG. 8 (A);

fig. 8 (C) is an enlarged view of the portion E of fig. 8 (B);

FIG. 8 (D) is a schematic view of the inventive bridgework boat in another view for use as an assault boat;

FIG. 8 (E) is a schematic view of the inventive bridgework boat in a folding position;

FIG. 9 is a schematic view of an exploded construction of the bow boat of the present invention;

FIG. 10 is a schematic view of an explosive structure of the stern boat of the present invention;

in the figure: 100. a transport vehicle; 101. a transport plate; 102. a cab; 103. a socket; 1031. a first jack; 1032. a second jack; 104. a chassis; 105. a positioning frame; 106. a rotating seat; 200. a bridge deck; 201. positioning through grooves; 202. a first sleeve; 300. a springboard; 400. bridge foot boat; 500. a first rotating lever; 501. a first screw sleeve; 502. a first screw; 600. a second rotating rod; 601. a second screw sleeve; 602. a second screw; 700. fixing the inserted link; 701. fixing the screw sleeve; 800. a movable inserted link; 801. a movable screw sleeve; 900. a third screw; 110. a bow boat; 120. a stern boat; 130. a locking assembly; 131. a locking bar; 132. locking the screw sleeve; 133. locking the screw; 134. a locking port; 140. positioning the bulge; 150. a boat body; 151. positioning a sleeve opening; 160. a lower boat body; 170. sealing sleeve; 180. a telescoping unit; 190. an aquatic craft; 191. a fourth screw; 210. an anti-slip strip; 220. a connecting block; 221. connecting sleeves; 230. a first coil; 240. a mounting plate; 241. a second coil; 250. a protruding shaft; 260. a collar; 261. a rotating shaft; 270. and a roller.

Detailed Description

For a better understanding of the objects, functions and specific embodiments of the present invention, the following describes the mobile mechanized vehicle door bridge of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, the mobile mechanized vehicle door bridge of the present invention includes:

a transport vehicle 100, the transport vehicle 100 including a transport plate 101, the transport plate 101 extending in a first direction and having one end connected to a cab 102;

the panel assembly is detachably connected to one end, far away from the cab 102, of the transport plate 101, the panel assembly comprises a plurality of bridge decks 200 which are sequentially connected in a rotating mode, the bridge decks 200 are long-strip-shaped, the axis of rotation is parallel to the width direction of the bridge decks 200, locking assemblies for locking the bridge decks 200 in a folding position and an unfolding position to respectively adjust the panel assembly to a folding state and an unfolding state are arranged between the two adjacent bridge decks 200, any two adjacent bridge decks 200 in the panel assembly are opposite to and close to each other in the folding state, and each bridge deck 200 in the panel assembly is located on the same plane in the unfolding state;

the end plate assembly comprises two gangboards 300 with a storage station and a bridging station, the two gangboards 300 are detachably connected above two sides of the transport plate 101 under the storage station and enclose with the panel assembly in a folded state, the transport plate 101 and the cab 102 to form a transport cabin with an open top, and the two gangboards 300 are detachably connected with two ends of the panel assembly under the bridging station to form a bridge for the transport vehicle 100 to pass through;

the bridge foot boat 400, the bridge foot boat 400 moves on the transport plate 101 and outside the transport vehicle 100 through the panel assembly connected with the transport plate 101 in the unfolded state, and the bridge deck 200 is detachably laid above the bridge foot boat 400 for the transport vehicle 100 to overcome the river obstacle through bridging.

Specifically, in the present invention, the transport vehicle 100 preferably adopts a medium-heavy truck, mainly a transport carrier of a panel assembly, an end surface assembly and a bridge boat 400, and is used for transporting the panel assembly, the end surface assembly and the bridge boat 400 to a place where a river barrier needs to be spanned, the transport vehicle 100 includes a chassis 104, a transport plate 101 with a rectangular plate-shaped structure is fixed above the chassis 104, and the length direction of the transport plate 101 is a first direction; the two panel assemblies are arranged, and in the running process of the transport vehicle 100, as shown in fig. 1, the two panel assemblies are in a folded state and distributed above two sides of one end, far away from the cab 102, of the transport plate 101 along the width direction of the transport plate 101; the two end plate assemblies are arranged, as shown in fig. 1, in the running process of the transport vehicle 100, the two end plate assemblies are distributed along the length direction of the transport plate 101, the two end plate assemblies are respectively in one-to-one correspondence with the two panel assemblies, and are enclosed with the transport plate 101 and the cab 102 to form a storage bin with an open top, and the storage bin is used for storing four bridge foot boats 400 which are closely distributed along the length direction of the transport plate 101.

After the transport vehicle 100 abuts against the bank of the river, the panel assembly is adjusted to be in an unfolded state, so that each bridge deck 200 in the panel assembly is located on the same plane to form a long strip-shaped plate-shaped structure, as shown in fig. 2, one end of the plate-shaped structure is connected with the transport plate 101, the other end of the plate-shaped structure is placed on the ground, after a slope is formed, the bridge foot boat 400 on the transport plate 101 can conveniently slide downwards from the slope height, and the bridge foot boat 400 is separated from the transport vehicle 100 and the bridge deck 200 through the slope.

After transporting the four bridge-foot boats 400 to the ground according to the above method, pushing the bridge-foot boats 400 into water, sequentially discharging the four bridge-foot boats 400 along the width direction of the bridge-foot boats, then taking down the panel assembly in the unfolded state, wherein the panel assembly has four bridge panels 200, the four bridge panels 200 are in one-to-one correspondence with the four bridge-foot boats 400, sequentially laying the bridge panels 200 above the bridge-foot boats 400, taking down the gangway plates 300 in the end surface assembly, and respectively connecting the two gangway plates 300 with the bridge panels 200 at the middle end parts of the panel assembly in the unfolded state, so that the two gangway plates 300 and the four bridge panels 200 are combined to form a bridge, and the two ends of the bridge are respectively overlapped at the two shore positions of a river, as shown in fig. 3, thereby facilitating the transportation vehicle 100 to run on the bridge, and passing through obstacles such as the river.

After the transport vehicle 100 passes through the obstacle, the springboard 300 is mounted on the transport plate 101, the panel assembly in the unfolded state is taken down from the four bridge foot boats 400, one bridge panel 200 is connected with the tail end of the transport plate 101, namely, one end far away from the cab 102, to form an upward slope, the four bridge foot boats 400 conveniently slide upwards to the transport plate 101 through the slope in sequence, after the four bridge foot boats 400 return to the transport plate 101, the panel assembly is adjusted to the storage position and fixed on the transport plate 101, so that the whole mounting work of the panel assembly is completed, and the transport vehicle 100 can continue to travel through the river obstacle.

When the bridge deck plate assembly is used, the bridge deck plates 200 in the deck plate assembly are connected in a rotating way, joints are not needed, when the bridge deck plate assembly is used as a spliced aqueduct door ship, the deck plate assembly is only needed to be adjusted to be in an unfolding state, the bridge deck plate 400 is convenient to slide down through the inclined bridge deck plate 200 and then enter water, the bridge deck plate 200 is laid on the bridge deck plate 400, and then the bridge deck plate 200 at the end plate is connected with the gangway 300, so that the whole splicing and dismantling operations are completed quickly and conveniently.

Further improved is that the side surface of the bridge deck 200 is rotated with a first screw sleeve 501, the rotation axis of the first screw sleeve 501 is parallel to the width direction of the bridge deck 200, the axis of the first screw sleeve 501 is perpendicular to the rotation axis of the first screw sleeve 501, and the locking assembly comprises a first screw 502 in threaded connection with two adjacent first screw sleeves 501.

Specifically, as shown in fig. 5 and fig. 3, in the panel assembly, four bridge panels 200 have the same structure, the plate surfaces of the bridge panels 200 are rectangular, two ends of the bridge panels 200 are respectively provided with a plurality of sockets distributed side by side along the width direction of the bridge panels 200, the two end positions of the bridge panels are integrally formed with first sleeves 202 penetrating the sockets and extending along the width direction of the bridge panels 200, connecting blocks 220 are arranged between the two bridge panels 200, two sides of each connecting block 220 are integrally formed with connecting sleeves 221, and the circumferential inner walls of the connecting sleeves 221 are in sealing connection with the circumferential outer edges of the first sleeves 202, so that the relative rotation connection of the two bridge panels 200 is realized; the inner side of the first sleeve 202 is sealed and penetrated with a first rotating rod 500, the first rotating rod 500 can rotate on the inner side of the first sleeve 202 around the axis of the first rotating rod 500, two ends of the first rotating rod 500 are integrally connected with first threaded sleeves 501, two side surfaces of the bridge deck 200 are respectively attached to the circumferential outer edges of the two first threaded sleeves 501, the axis of the first threaded sleeves 501 is perpendicular to the length direction of the first rotating rod 500, locking components are respectively arranged on two sides of the bridge deck 200, each locking component comprises a first screw 502, and the first screw 502 is in threaded connection with the first threaded sleeves 501 of the two bridge deck 200, as shown in fig. 7 (B).

When the angle between two adjacent bridge decks 200 needs to be adjusted, the first screw rod 502 is rotated, so that after the first screw rod 502 is separated from one of the first screw sleeves 501, the relative rotation of the two bridge decks 200 can be realized, after the two bridge decks 200 are rotated to a target angle, the first screw sleeves 501 are rotated through the first rotating rod 500, so that the two first screw sleeves 501 at the adjacent positions of the end parts of the two bridge decks 200 are rotated to the coaxial line, and then the first screw rod 502 is reversely rotated, so that the first screw rod 502 penetrates through the two first screw sleeves 501 of the coaxial line, and the relative angle of the two bridge decks 200 is locked.

When the relative angles of all the two adjacent bridge decks 200 are adjusted and locked in the above manner, when the two adjacent bridge decks 200 are locked on the same plane, the panel assembly is in an unfolded state, in this state, the panel assembly is in a strip-shaped plate structure, and has different use functions according to different use scenes, as shown in fig. 2, when one bridge deck 200 positioned at the end is connected with the end of the transport plate 101, the Fang Bianqiao foot boat 400 can be used as a slope, and as shown in fig. 3, the four bridge decks 200 can also be respectively paved on the four foot boats 400 in the river, and after eight bridge decks 200 are paved on the four foot boats 400 in total, the bridge deck 200 positioned at the end is connected with the springboard 300 to form two bridge bridges for the transport vehicle 100 to overcome the river obstacle; when two adjacent bridge decks 200 are closely adjacent and oppositely arranged, the panel components are in a folded state, and at the moment, the panel components can be installed on the transport plate 101, respectively enclose the upper sides of four sides of the transport plate 101 with the cab 102 and the springboards 300 on two sides, so that a transport cabin with an open top is formed, and four bridge foot boats 400 can be placed in the transport cabin, so that the transport vehicle 100 can be safely transported to a river for bridging.

Further improved is that the side surface of the springboard 300 is rotated with a second screw sleeve 601, the rotation axis of the second screw sleeve 601 is parallel to the width direction of the springboard 300, the axis of the second screw sleeve 601 is perpendicular to the rotation axis of the second screw sleeve 601, the second screw sleeve 601 is in threaded connection with a second screw 602, and the second screw sleeve 601 is connected with the first screw sleeve 501 or the conveying board 101 through the second screw 602.

In the present invention, the number of the springboards 300 is four, in the running state of the transport vehicle 100, the four springboards 300 are respectively disposed at two sides of the transport plate 101 in pairs, the structure of the springboards 300 is similar to that of the bridge deck 200, two ends of the springboards 300 are respectively and hermetically penetrated with the second rotating rod 600, so that the second rotating rod 600 can rotate on the springboards 300 around the axis of the second rotating rod 600, two second threaded sleeves 601 are integrally formed at two ends of the second rotating rod 600, two sides of the springboards 300 are respectively attached to the circumferential outer edges of the two second threaded sleeves 601, the axial lead of the second threaded sleeves 601 is perpendicular to the length direction of the second rotating rod 600, and the second threaded sleeves 601 are in threaded connection with the second threaded rods 602.

After the structure is adopted, the springboard 300 can be connected with one of the transport plate 101 and the end bridge deck 200 according to the need, as shown in fig. 4, a mounting hole is formed in the side surface of the transport plate 101, the mounting hole is a through hole, when the springboard 300 is connected with the transport plate 101, the second screw sleeve 601 is aligned with the mounting hole, the second screw 602 is screwed into the mounting hole, the second screw sleeve 601 is screwed out of the second screw 602, and the springboard 300 and the transport plate can be connected; when the bridge deck 200 at the end is connected, as shown in fig. 7, the first screw sleeve 501 and the second screw sleeve 601 can be respectively adjusted by the first rotating rod 500 and the second rotating rod 600, so that the first screw sleeve 501 and the second screw sleeve 601 are coaxial, and then the second screw rod 602 is screwed into the second screw sleeve 601 along the second screw sleeve 601, so that the second screw sleeve 601 penetrates through the first screw sleeve 501, and the end connection of the diving board 300 and the panel assembly in the unfolded state can be realized; it should be noted that, since the first rotating rod 500 and the second rotating rod 600 can both rotate 360 ° around their own axis, the rotation angles of the first screw sleeve 501 and the second screw sleeve 601 can be arbitrarily adjusted, and the two screws are screwed into the second screw 602 after keeping the axes, so that when the springboard 300 and the bridge deck 200 are connected to form a bridge, the angle between the springboard 300 and the bridge deck 200 can be arbitrarily adjusted, and fixed by the second screw 602.

In order to facilitate the smooth passage of the truck 100 through the diving board 300 and the bridge deck 200 when bridging, one of the diving board 300 and the bridge deck 200 along the thickness direction thereof is provided with anti-slip strips 210 distributed side by side and in close proximity along the length direction of the surface to increase the surface roughness.

Further improvement is that one end of the transport plate 101 far away from the cab 102 is provided with a plug seat 103, the plug seat 103 is provided with a first jack 1031 and a second jack 1032 which are distributed along a first direction and extend along a vertical direction, the first jack 1031 is arranged between the second jack 1032 and the transport plate 101, the first jack 1031 is in plug fit with a first screw sleeve 501 positioned at one end of the panel assembly through a fixed plug rod 700, and the second jack 1032 is in plug fit with one of the first screw sleeves 501 through a movable plug rod 800; the fixed inserted link 700 and the second inserted link are connected by a third screw 900, the transportation plate 101 is provided with a positioning frame 105, and the rod portion of the third screw 900 penetrates through the positioning frame 105.

Specifically, as shown in fig. 4 (C), fig. 5 (a) and fig. 6 (B), two plugging seats 103 are disposed on two sides of the panel assembly, the plugging seats 103 are welded and fixed on one end of the transport plate 101 far away from the cab 102, a first inserting hole 1031 and three second inserting holes 1032 are disposed on the plugging seats 103, the first inserting hole 1031 is located on one side of the three second inserting holes 1032 close to the cab 102, the first inserting hole 1031 and the three second inserting holes 1032 extend along the vertical direction and are all in through holes, the first inserting hole 1031 is in plug-in fit with the first threaded sleeve 501 corresponding to the bridge deck 200 at one end portion, the three second inserting holes 1032 are in plug-in fit with the three first threaded sleeves 501 corresponding to the remaining three bridge deck 200 through the three movable inserting rods 800, the end portions of the fixed inserting rod 700 are integrally connected with the fixed threaded sleeve 701, and the end portions of the three movable inserting rods 800 are integrally connected with the fixed threaded sleeve 701 and the movable threaded sleeve 801 through the movable threaded sleeve 801.

After the structure is adopted, when the four first threaded sleeves 501, the first insertion holes 1031 and the three second insertion holes 1032 are respectively matched in a plugging manner through the fixed insertion rod 700 and the three movable insertion rods 800, the folded and rotated panel assembly can be fixed at one end of the transportation plate 101 far away from the cab 102, the third threaded rod 900 is screwed out of the fixed threaded sleeve 701, the third threaded rod 900 is separated from the fixed threaded sleeve 701, the three movable insertion rods 800 are taken out of the three second insertion holes 1032 through the movable threaded sleeve 801, at the moment, one bridge panel 200 positioned at the end part in the panel assembly is rotationally connected with the transportation plate 101 through the first threaded rod 500, the inclination angle of the bridge panel 200 is adjusted, the locking assembly of two adjacent bridge panels 200 is removed, so that the four bridge panels 200 can relatively rotate, after the four bridge panels 200 are adjusted to the same plane, the bridge panels 200 are locked and connected through the first threaded rod 502, and after the end parts of the bridge panels 200 far away from the transportation plate 101 are in a ground, slope as shown in fig. 2 and 5 can be formed, and the four bridge boats 400 can be conveniently assembled and disassembled on the transportation plate 101; after the fixed plunger 700 is removed, the deck boards 200 at the ends are separated from the transport plate 101, and the deck boards 200 at the two ends of the panel assembly in the unfolded state can be assembled and connected with the two gangboards 300 respectively.

The transportation board 101 is kept away from the one end both sides of driver's cabin 102 and still is provided with two locating racks 105 respectively, two locating racks 105 and two panel components one-to-one, the locating rack 105 is rectangular, its both ends all are provided with the screw hole with third screw rod 900 matched with, the locating rack 105 rotates through rotating seat 106 and transportation board 101 to be connected, the rotation central line is on a parallel with the length direction of transportation board 101, as shown in fig. 4, when the locating rack 105 rotates to transportation board 101 directly over and when laminating with transportation board 101, screw third screw rod 900 for third screw rod 900 runs through locating rack 105, can be fixed in transportation board 101 with fixed inserted bar 700 and movable inserted bar 800, prevent transportation car 100 in-process of traveling, because vibrations lead to fixed inserted bar 700 and movable inserted bar 800 to break away from the inserted seat 103.

It will be appreciated that the deck boards 200 carried by two or more vehicles 100 may also be spliced together for use to increase the span of the bridge itself, enabling a wider river to be spanned.

The bridge boat 400 comprises a bow boat 110 and a stern boat 120, wherein the bow boat 110 and the stern boat 120 are connected in a rotating way, a locking component 130 for locking the bow boat 110 and the stern boat 120 at an unfolding station and a folding station is arranged between the bow boat 110 and the stern boat 120, the bow boat 110 and the stern boat 120 are closely adjacent to each other under the folding station, the opening is opposite to the arrangement of the bow boat 110, and the bow boat 110 and the stern boat 120 are combined to form an assault boat under the unfolding station; the locking assembly 130 comprises a locking bar 131, a locking threaded sleeve 132 and a locking threaded rod 133, wherein a locking opening 134 extending along the length direction of the locking bar 131 is formed in the locking bar 131, one of the bow boat 110 and the stern boat 120 is fixedly connected with the locking threaded rod 133, the other is rotatably connected with the locking bar 131, the rotation axis is perpendicular to the length direction of the locking bar 131, and the locking threaded rod 133 penetrates through the locking opening 134 and is in threaded connection with the locking threaded sleeve 132.

Specifically, the bridle boat 400 includes a bow boat 110 and a stern boat 120 rotatably connected, the rotational axis of which is parallel to the width direction of the bridle boat 400, and the bow boat 110 and the stern boat 120 are locked to two stations, an unfolding station as shown in fig. 8, 8 (a) and 8 (D) and a folding station as shown in fig. 8 (E), respectively, by a locking assembly 130.

Further, the two sides of the top of one end of the bow boat 110 adjacent to the stern boat 120 are integrally provided with a collar 260 with an axis extending along the width direction of the collar, the two sides of the top of one end of the stern boat 120 adjacent to the bow boat 110 are integrally connected with a rotating shaft 261 with an axis extending along the width direction of the shaft 261, the circumferential outer edge of the rotating shaft 261 is in sealing connection with the circumferential inner wall of the collar 260, and the rotating connection between the bow boat 110 and the stern boat 120 is realized through the rotating fit of the rotating shaft 261 and the collar 260.

The two sides of the bow boat 110 are fixed with a convex shaft 250, a locking strip 131 is arranged on the outer sealing sleeve of the convex shaft 250, the locking strip 131 can rotate around the convex shaft 250, one end, far away from the convex shaft 250, of the locking strip 131 is provided with a locking opening 134 extending along the length direction of the locking strip, two sides of the stern boat 120 are fixed with locking screws 133, and the locking screws 133 penetrate through the locking strip 131 through the locking opening 134 and are in threaded connection with locking screw sleeves 132, so that the bow boat 110 and the stern boat 120 are locked at a folding station and an unfolding station.

When the bow boat 110 and the stern boat 120 are locked at the folding station, the length of the bridge boat 400 is reduced, the opening part of the bow boat 110 is opposite to the opening part of the stern boat 120, the bridge boat 400 can be vertically placed on the conveying plate 101, the overall height of the device is reduced, and the wind resistance of the conveying vehicle 100 during running is reduced; when the bow boat 110 and the stern boat 120 are locked at the unfolding station, the length directions of the bow boat 110 and the stern boat 120 are consistent, at this time, the bow boat 110 and the stern boat 120 have two functions, one function is used as a assault boat, the other function is that the bridge deck 200 is borne on water, the bridge deck 200 in two deck assemblies is borne by the bow boat 110 and the stern boat 120 of the four bridge foot boats 400 respectively, the bridge deck 200 at the end is connected with the springboard 300 to form a bridge, and the bridge can be used for the transport vehicle 100 and other light equipment and vehicles to pass through, so that the transport device can easily overcome the obstacle of a river.

The bottoms of the bow boat 110 and the stern boat 120 are respectively provided with a groove extending along the length direction of the bow boat, rollers 270 are arranged in the grooves, the rollers 270 protrude out of the bottom surface of the bow boat 110 (or the stern boat 120), and the bridge foot boat 400 is conveniently tiled and then moved through the rollers 270, so that the bridge foot boat 400 can be conveniently and rapidly assembled and disassembled on the transport vehicle 100 through a slope formed by a panel assembly.

Further improved is that the bow boat 110 and the stern boat 120 comprise an upper boat body 150 and a lower boat body 160, the upper boat body 150 is provided with a downward and closed annular positioning sleeve 151, the upper shell is arranged on the upper portion of the lower boat body 160 in a sealing manner through the positioning sleeve 151, an elastic sealing sleeve 170 is arranged between the inner wall of the positioning sleeve 151 and the top of the lower boat body 160, and a telescopic unit 180 for driving the upper boat body 150 and the lower boat body 160 to slide relatively along the height direction of the bridge-leg boat 400 is arranged between the upper boat body 150 and the lower boat body 160.

Specifically, as shown in fig. 9 and 10, the bow boat 110 and the stern boat 120 each include an upper boat body 150 and a lower boat body 160 that are disposed along a height direction of the stern boat, the upper boat body 150 is hermetically sleeved on a circumferential side wall of the lower boat body 160 through a positioning sleeve opening 151 that is downward of the upper boat body itself, and the two boat bodies are relatively slidably connected along the height direction of the bridge foot boat 400 through a telescopic unit 180, a sealing sleeve 170 is disposed in the positioning sleeve opening 151, the sealing sleeve 170 is a rubber sleeve, and two end surfaces are respectively connected with the upper boat body 150 and the lower boat body 160; the telescoping unit 180 preferably employs an electric push rod, the housing of which is fixedly connected to the lower boat body 160, and the telescoping rod is fixedly connected to the upper boat body 150.

When the bow boat 110 and the stern boat 120 are in the folding station, the telescopic unit 180 drives the upper boat body 150 and the lower boat body 160 to approach each other so as to reduce the height dimension of the bridge foot boat 400, thereby reducing the body size and facilitating the storage of the bridge foot boat 400 on the transport plate 101; when the bow boat 110 and the stern boat 120 are in the unfolding position, the telescopic unit 180 drives the upper boat body 150 and the lower boat body 160 to move away from each other, so that the height dimension of the bridge foot boat 400 is increased, and the loading capacity of the bridge foot boat 400 is increased by expanding the body shape, so that the bridge formed by the panel assembly and the springboard 300 can bear more weight conveniently, and meanwhile, the loading capacity of the bridge foot boat 400 is increased when the bridge foot boat 400 is used as an assault boat, and the transportation efficiency is improved.

After the sealing sleeve 170 is arranged between the upper boat body 150 and the lower boat body 160, water inflow inside the bridge foot boat 400 can be prevented, and the upper boat body 150 and the lower boat body 160 are made of firm aluminum alloy materials.

Further improved is that two positioning through grooves 201 extending along the width direction of the bridge deck 200 are formed in one surface of the bridge deck 200 and distributed side by side, positioning protrusions 140 arranged along the length direction of the bridge deck 400 are fixed on the bridge foot boat 400, and when the bridge deck 200 is laid on the bridge foot boat 400, the bridge foot boat 400 and the bridge deck 200 are in plug-in fit with each other through the two positioning through grooves 201 and the positioning protrusions 140.

Specifically, after the above structure is adopted, when the bridge deck 200 is laid on the upper boat body 150 of the bridge foot boat 400, as shown in fig. 7 (a), the two positioning through grooves 201 are respectively sleeved on the top of the two opposite side walls of the upper boat body 150, and simultaneously the two positioning protrusions 140 are respectively clamped on the two sides of the bridge deck 200, so that the bridge deck 200 cannot move in the horizontal direction, and the position of the bridge deck 200 is stabilized, so that after bridging, the transport vehicle 100 stably passes through the bridge deck 200, and when the transport vehicle is disassembled, only the bridge deck 200 is lifted upwards, so that the positioning through grooves 201 are separated from the upper boat body 150, and the bridge deck 200 is separated from between the two positioning protrusions 140, and the bridge deck 200 can be removed, so that the bridge deck 200 can be quickly and conveniently assembled and disassembled.

Further improved is that the bridge boat 400 is connected with the water craft 190 through the fourth screw 191 in a threaded manner, the water craft 190 is provided with a storage station and a sailing station, the water craft 190 is fixed between the bow boat 110 and the stern boat 120 of the folding station under the storage station, and the water craft 190 is fixed at one end of the bow boat 110 far away from the stern boat 120 under the sailing station.

Specifically, the first screw pipe 230 is fixed on the inner bottom wall of the lower boat body 160 of the stern boat 120, the first screw pipe 230 is in threaded connection with the fourth screw rod 191, so that the water craft 190 is fixed on the inner side of the stern boat 120, and then the bow boat 110 is rotated, so that the water craft 190 is positioned in the bow boat 110 and the stern boat 120 of the folding station, in this state, the water craft 190 is fixed in the bridge boat 400, transportation of the water craft 190 is realized while the bridge boat 400 is transported, and the water craft 190 is fixed in the bridge boat 400 through the fourth screw rod 191, so that the damage of the water craft 190 and the bridge boat 400 caused by collision of the vibration of the transportation vehicle 100 in the transportation process is avoided; and the end of the boat body 150 on the stern boat 120 far away from the rotating shaft 261 is fixed with a mounting plate 240, the mounting plate 240 is provided with a second screw tube 241, and the second screw tube 241 is in threaded connection with a fourth screw rod 191 so as to fix the water craft 190 on the mounting plate 240, in this state, the water craft 190 is positioned at the end of the stern boat 120 far away from the bow boat 110 under the unfolding station, the water craft 190 can provide the power of the bridge foot boat 400 sailing on water, and the use requirement of the bridge foot boat 400 alone used as an assault boat is met.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A mobile mechanized vehicle door bridge, comprising:

the transport vehicle comprises a transport plate which extends along a first direction, and one end of the transport plate is connected with a cab;

the panel assembly is detachably connected to one end, far away from the cab, of the transport plate, the panel assembly comprises a plurality of bridge panels which are sequentially connected in a rotating mode, the bridge panels are long-strip-shaped, the axis of rotation is parallel to the width direction of the bridge panels, locking assemblies for locking the bridge panels in a folding position and an unfolding position to respectively adjust the panel assembly to a folding state and an unfolding state are arranged between the two adjacent bridge panels, in the folding state, any two adjacent bridge panels in the panel assembly are opposite to and close to each other, and in the unfolding state, the bridge panels in the panel assembly are located on the same plane;

the end plate assembly comprises two gangboards with a storage station and a bridging station, the two gangboards are detachably connected above two sides of the transport board under the storage station and form a transport cabin with an open top with the panel assembly in a folded state, the transport board and the cab in a surrounding manner, and the two gangboards are detachably connected with two ends of the panel assembly under the bridging station respectively to form a bridge for the transport vehicle to pass through;

the bridge foot boat moves on the transport plate and outside the transport vehicle through the panel assembly connected with the transport plate in the unfolded state, and the bridge panel is detachably laid above the bridge foot boat so as to enable the transport vehicle to overcome the river obstacle through the bridge.

2. The mobile mechanized vehicle door bridge of claim 1, wherein the side of the bridge deck is rotated with a first screw sleeve, the rotational axis of the first screw sleeve is parallel to the width direction of the bridge deck, the axial axis of the first screw sleeve is perpendicular to the rotational axis of the first screw sleeve, and the locking assembly comprises a first screw threaded with two adjacent first screw sleeves.

3. The mobile mechanized vehicle-mounted door bridge of claim 2, wherein a second screw sleeve is rotated on the side surface of the springboard, the rotation axis of the second screw sleeve is parallel to the width direction of the springboard, the axis of the second screw sleeve is perpendicular to the rotation axis of the second screw sleeve, a second screw is in threaded connection with the second screw sleeve, and the second screw sleeve is connected with the first screw sleeve or the conveying board through the second screw rod.

4. The mobile mechanized vehicle-mounted door bridge of claim 2, wherein an end of the transport plate away from the cab is provided with a socket, the socket is provided with first jacks and second jacks distributed along a first direction and extending along a vertical direction, the first jacks are arranged between the second jacks and the transport plate, the first jacks are in plug-in fit with a first threaded sleeve positioned at one end of the panel assembly through fixed plug rods, and the second jacks are in plug-in fit with one of the first threaded sleeves through movable plug rods.

5. The mobile mechanized vehicle-mounted door bridge of claim 4, wherein the fixed plug rod and the second plug rod are connected through a third screw rod in a threaded manner, a positioning frame is arranged on the transportation plate, and a rod portion of the third screw rod penetrates through the positioning frame.

6. The mobile mechanized vehicle-mounted door bridge according to claim 1, wherein the bridge foot boat comprises a bow boat and a stern boat, the bow boat and the stern boat are rotatably connected, a locking component for locking the bow boat and the stern boat at an unfolding station and a folding station is arranged between the bow boat and the stern boat, the bow boat and the stern boat are arranged close to each other and are opposite to each other in an opening, and the bow boat and the stern boat are combined to form an assault boat under the unfolding station.

7. The mobile mechanized vehicle-mounted door bridge of claim 6, wherein the locking assembly comprises a locking bar, a locking screw sleeve and a locking screw rod, wherein the locking bar is provided with a locking opening extending along the length direction of the locking bar, one of the bow boat and the stern boat is fixedly connected with the locking screw rod, the other is rotatably connected with the locking bar, the rotation axis is perpendicular to the length direction of the locking bar, and the locking screw rod penetrates through the locking opening and is in threaded connection with the locking screw sleeve.

8. The mobile mechanized vehicle-mounted door bridge according to claim 6, wherein two positioning through grooves extending along the width direction of the bridge deck are formed in one surface of the bridge deck, the positioning protrusions arranged along the length direction of the bridge deck are fixed on the bridge foot boat, and when the bridge deck is laid on the bridge foot boat, the bridge foot boat and the bridge deck are in plug-in fit with each other through the two positioning through grooves and the positioning protrusions.

9. The mobile mechanized vehicle-mounted door bridge of claim 6, wherein the bow boat and the stern boat each comprise an upper boat body and a lower boat body, the upper boat body is provided with a downward closed-loop positioning sleeve, the upper shell is sealed and sleeved on the upper part of the lower boat body through the positioning sleeve, an elastic sealing sleeve is arranged between the inner wall of the positioning sleeve and the top of the lower boat body, and a telescopic unit for driving the upper boat body and the lower boat body to slide relatively along the height direction of the bridge foot boat is arranged between the upper boat body and the lower boat body.

10. The mobile mechanized vehicle-mounted door bridge of claim 6, wherein the bridge foot boat is connected with a water craft through a fourth screw thread, the water craft has a storage station and a sailing station, the water craft is fixed between a bow boat and a stern boat of the folding station under the storage station, and the water craft is fixed at one end of the bow boat away from the stern boat under the sailing station.