CN219710069U - Expansion bridge deck - Google Patents
Expansion bridge deck Download PDFInfo
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- CN219710069U CN219710069U CN202320477083.8U CN202320477083U CN219710069U CN 219710069 U CN219710069 U CN 219710069U CN 202320477083 U CN202320477083 U CN 202320477083U CN 219710069 U CN219710069 U CN 219710069U
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- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Abstract
The embodiment of the utility model provides an expanding bridge deck, and relates to the field of impact bridges. The expansion bridge floor includes: the main bridge deck assembly, the expansion bridge deck assembly and the overturning supporting assembly. The upper side of the expansion bridge deck component and the upper side of the main bridge deck component form a passage, one end of the overturning supporting component is hinged to the outer side wall of the main bridge deck component, and the other end of the overturning supporting component is pin-connected with the expansion bridge deck component through a pin shaft. When the vehicle-mounted steering wheel is used, the expansion bridge deck components at two sides of the main bridge deck component are turned up, the corresponding overturning support components are turned up, the end parts of the overturning support components correspond to the inside of the expansion bridge deck components, and finally the pin joint locking of the expansion bridge deck components and the overturning support components is carried out through the pin shaft, so that the expansion of the main bridge deck component is completed, the width of a passing channel formed by the main bridge deck component is increased, the condition that wheels enable the lower bridge deck is effectively reduced, and meanwhile, an operator can conveniently control the passing of vehicles.
Description
Technical Field
The utility model relates to the technical field of impact bridges, in particular to an expanding bridge deck.
Background
The impact bridge is formed by bearing a bridge deck on a vehicle, and when the impact bridge meets the topography needing to be bridged, the vehicle can drive the operation structure to lay the bridge deck, so that personnel and vehicles can pass through conveniently.
The bridge deck of the impact bridge in the related art is formed by two groups of single bridges which are connected into a whole, the two groups of single bridges are respectively used for two rows of wheels of a vehicle to pass through, the vehicle carrying the bridge deck and the passing requirement are met, the outer boundary dimension (width during transportation) of the bridge deck is limited, but under the width of the bridge deck, the width of a passing channel formed by the vehicle is limited during passing, the operator of the vehicle is required to be high, the attention is focused, the wheels are easy to lead to lower the bridge deck, if the outer edge of the bridge deck is expanded, the width of the passing channel is increased, the condition that the wheels lead to lower the bridge deck can be effectively reduced, and meanwhile, the operator is convenient to control the passing of the vehicle.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the expansion bridge deck which has the effect of expanding the width of the outer edge of the bridge deck, effectively reduces the condition that the wheels make the lower bridge deck, and is convenient for operators to control the traffic.
The expanding bridge deck according to the embodiment of the utility model comprises: the main bridge deck assembly, the expansion bridge deck assembly and the overturning supporting assembly.
The expansion bridge deck assembly is hinged to the upper portions of two sides of the main bridge deck assembly, a passing channel is formed by the upper side face of the expansion bridge deck assembly and the upper side face of the main bridge deck assembly, one end of the overturning supporting assembly is hinged to the outer side wall of the main bridge deck assembly, and the other end of the overturning supporting assembly is in pin joint with the expansion bridge deck assembly through a pin shaft.
According to some embodiments of the utility model, the main deck assembly comprises two single bridges, a connecting frame and a deck hinge seat, wherein the inner sides of the two single bridges are fixed through the connecting frame, the deck hinge seat is fixedly connected to the upper parts of the outer sides of the two single bridges, and the expansion deck assembly is hinged to the deck hinge seat.
According to some embodiments of the utility model, a first pin socket is provided at a lower portion of an outer side of the single bridge, and the other end of the overturning supporting component can be pin-connected to the first pin socket through a pin shaft.
According to some embodiments of the utility model, the single bridge comprises a main bridge body, reinforcing plates and reinforcing ribs, wherein the reinforcing ribs are fixedly connected to the upper side of the inner part of the main bridge body at equal intervals, and the reinforcing plates are fixedly connected to the lower ends of the reinforcing ribs and the inner part of the main bridge body.
According to some embodiments of the utility model, the deck expansion assembly comprises an expansion bridge and a second pin socket fixedly connected to the inside of the expansion bridge, and the other end of the overturning supporting assembly can be pin-connected to the second pin socket through a pin shaft.
According to some embodiments of the utility model, the expansion bridge comprises an expansion bridge body hinged to the deck hinge seat, an outer reinforcing plate fixedly connected to the outer side of the interior of the expansion bridge body, and an inner reinforcing box fixedly connected to the interior of the expansion bridge body.
According to some embodiments of the utility model, the deck hinge seat comprises a hinge lug plate and a limiting plate, wherein the limiting plate is fixedly connected to the upper side of the hinge lug plate, and the limiting plate can block a panel on the upper side of the expansion bridge body.
According to some embodiments of the utility model, the overturning supporting assembly comprises a fixed hinge seat and a supporting connecting rod, wherein the fixed hinge seat is fixedly connected to the outer side wall of the main bridge surface assembly, one end of the supporting connecting rod is hinged to the fixed hinge seat, and the other end of the supporting connecting rod can be connected to the second pin seat through a pin shaft in a pin joint mode.
According to some embodiments of the utility model, the expanding bridge deck further comprises a turning rod linkage locking assembly, the turning rod linkage locking assembly is located between the adjacent turning support assemblies, the turning rod linkage locking assembly comprises a bolt base, a locating plate, a bolt piece, a compression spring, a first hanging ring, a first guide ring, a second guide ring and a traction rope, the bolt base and the locating plate are fixedly connected to the outer side wall of the main bridge deck assembly, the locating plate is located close to the expansion bridge, the bolt piece comprises a prismatic bolt and a pressing plate, the pressing plate is fixedly sleeved at the upper end of the prismatic bolt, the top end of the prismatic bolt is slidably penetrated through the locating plate, the locating plate can block the pressing plate, the side wall of the outer edge of the expansion bridge is provided with a bolt hole, the top end of the prismatic bolt can be inserted into the bolt hole, the lower end of the prismatic bolt is slidably penetrated through the bolt base, the compression spring is sleeved on the prismatic bolt, the two ends of the compression spring are respectively pressed on the pressing plate and the second guide ring, the second hanging ring is fixedly connected to the lower end of the main bridge deck and the second guide ring, the second hanging ring is fixedly arranged at the other end of the traction ring, and the first hanging ring is sequentially penetrates through the side wall of the main bridge and the second guide ring, and the second hanging ring is sequentially fixedly connected to the side wall.
The beneficial effects of the utility model are as follows: when the vehicle-mounted steering wheel is used, the expansion bridge deck components at two sides of the main bridge deck component are turned up, the corresponding overturning support components are turned up, the end parts of the overturning support components correspond to the inside of the expansion bridge deck components, and finally the pin joint locking of the expansion bridge deck components and the overturning support components is carried out through the pin shaft, so that the expansion of the main bridge deck component is completed, the width of a passing channel formed by the main bridge deck component is increased, the condition that wheels enable the lower bridge deck is effectively reduced, and meanwhile, an operator can conveniently control the passing of vehicles.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments of the present utility model will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered as limiting the scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of an expanding deck according to an embodiment of the present utility model;
FIG. 2 is a schematic structural view of a host bridge deck assembly according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a structure at a single bridge according to an embodiment of the utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3 at A according to an embodiment of the present utility model;
fig. 5 is a schematic structural view of a flip lever interlock locking assembly according to an embodiment of the present utility model.
Icon: 100-a main bridge deck assembly; 110-single bridge; 111-main bridge; 112-reinforcing plates; 113-reinforcing ribs; 120-connecting frames; 130-bridge deck hinge seats; 131-hinging an ear plate; 132-limiting plates; 140-a first pin socket; 200-expanding a bridge deck assembly; 210-an expansion bridge; 211-expansion bridge; 212-outboard reinforcing plates; 213-an internal stiffening box; 220-a second pin socket; 230-a pin hole; 300-turning the support assembly; 310-fixing a hinging seat; 320-supporting a connecting rod; 330-a second hanging ring; 400-turning rod linkage locking assembly; 410-a latch base; 420-positioning plate; 430-latch member; 431-prismatic pins; 432-a platen; 440-compressing the spring; 450-a first hanging ring; 460-a first guide ring; 470-a second guide ring; 470-hauling rope.
Detailed Description
The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
An extended deck according to an embodiment of the present utility model is described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, an expanding bridge deck according to an embodiment of the present utility model includes: the main bridge deck assembly 100, the expansion bridge deck assembly 200 and the overturning supporting assembly 300 are used for constructing a passing bridge of a vehicle to form a passing channel, the expansion bridge deck assembly 200 is used for expanding the outer edge of the main bridge deck assembly 100, and the overturning supporting assembly 300 is used for providing support for the expansion bridge deck assembly 200.
As shown in fig. 1, the expansion bridge deck assembly 200 is hinged to the upper parts of both sides of the main bridge deck assembly 100, the upper side surface of the expansion bridge deck assembly 200 and the upper side surface of the main bridge deck assembly 100 form a passage, one end of the overturning supporting assembly 300 is hinged to the outer side wall of the main bridge deck assembly 100, and the other end of the overturning supporting assembly 300 is pinned to the expansion bridge deck assembly 200 through a pin shaft. When the vehicle-mounted expansion bridge deck assembly is used, the expansion bridge deck assemblies 200 at two sides of the main bridge deck assembly 100 are turned up, the corresponding overturning support assemblies 300 are turned up, the end parts of the overturning support assemblies 300 correspond to the inside of the expansion bridge deck assemblies 200, and finally the pin joint locking of the expansion bridge deck assemblies 200 and the overturning support assemblies 300 is carried out through the pin shafts, so that the expansion of the main bridge deck assembly 100 is completed, the width of a passing channel formed by the main bridge deck assembly 100 is increased, the condition that wheels enable the lower bridge deck is effectively reduced, and meanwhile, the vehicle passing is also conveniently controlled by operators.
As shown in fig. 2, the main deck assembly 100 includes two single bridges 110, a connection frame 120 and deck hinge seats 130, the inner sides of the two single bridges 110 are fixed through the connection frame 120, the deck hinge seats 130 are fixedly connected to the upper portions of the outer sides of the two single bridges 110, and the expansion deck assembly 200 is hinged to the deck hinge seats 130. The two single bridges 110 are connected into a whole through the connecting frame 120 to form the whole bridge deck, so that the whole bridge deck is convenient to retract and release. When the deck expansion assembly 200 is turned up, the deck expansion assembly 200 is turned around the deck hinge seat 130. The lower part of the outer side of the single bridge 110 is provided with a first pin socket 140, and the other end of the overturning supporting assembly 300 can be pin-connected to the first pin socket 140 through a pin shaft. When the pin shafts connected with the overturning support assembly 300 and the expansion bridge deck assembly 200 are pulled out and the pin joint is released, the overturning support assembly 300 and the expansion bridge deck assembly 200 are put down, the overturning support assembly 300 corresponds to the first pin joint seat 140, the pulled pin shafts are used for pin joint of the overturning support assembly 300 and the first pin joint seat 140, the overturning support assembly 300 is locked through the first pin joint seat 140, and swing and impact of the overturning support assembly 300 when not in use are reduced.
As shown in fig. 3, the single bridge 110 includes a main bridge body 111, reinforcing plates 112 and reinforcing ribs 113, the reinforcing ribs 113 are fixedly connected to the upper side of the inside of the main bridge body 111 at equal intervals, and the reinforcing plates 112 are fixedly connected to the lower ends of the reinforcing ribs 113 and the inside of the main bridge body 111. The inside of the main bridge body 111 is reinforced by the reinforcing plates 112 and the reinforcing ribs 113, so that the overall strength of the main bridge body 111 is increased, and the heavy vehicle can pass through conveniently.
As shown in fig. 4, the expansion deck assembly 200 includes an expansion bridge 210 and a second pin socket 220, the second pin socket 220 is fixedly connected to the inside of the expansion bridge 210, and the other end of the roll-over support assembly 300 can be pin-connected to the second pin socket 220 through a pin shaft. After the expansion bridge 210 and the flip support assembly 300 are flipped up, the flip support assembly 300 and the second pin holder 220 are correspondingly pinned by the pin shaft. The expansion bridge 210 includes an expansion bridge body 211, an outer reinforcement plate 212 and an inner reinforcement box 213, the expansion bridge body 211 is hinged to the bridge deck hinge seat 130, the outer reinforcement plate 212 is fixedly connected to the outer side of the inner portion of the expansion bridge body 211, and the inner reinforcement box 213 is fixedly connected to the inner portion of the expansion bridge body 211. The inside of the expansion bridge body 211 is reinforced by the outer reinforcing plate 212 and the inner reinforcing box 213, so that the overall strength of the expansion bridge body 211 is increased, and the bearing capacity of the expansion bridge body is improved. The bridge deck hinge seat 130 comprises a hinge lug plate 131 and a limiting plate 132, wherein the limiting plate 132 is fixedly connected to the upper side of the hinge lug plate 131, and the limiting plate 132 can block a panel on the upper side of the expansion bridge body 211. In the process of overturning the expansion bridge body 211, the overturning angle of the expansion bridge body 211 is limited by the limiting plate 132, so that the overturning support assembly 300 and the second pin joint seat 220 are aligned for pin joint. The overturning supporting assembly 300 comprises a fixed hinge base 310 and a supporting connecting rod 320, wherein the fixed hinge base 310 is fixedly connected to the outer side wall of the main bridge surface assembly 100, one end of the supporting connecting rod 320 is hinged to the fixed hinge base 310, and the other end of the supporting connecting rod 320 can be connected to the second pin base 220 through a pin shaft in a pin joint mode. After the expansion bridge 211 and the support link 320 are turned up, the support link 320 and the second pin holder 220 are aligned, and then the pin connection between them is performed through the pin shaft.
As shown in fig. 5, in the related art, the width of the passage channel can be increased by the expansion bridge, but when the expansion bridge is retracted on the vehicle, the expansion bridge lacks a corresponding fixing structure, the expansion bridge is easy to swing and generate impact, if the expansion bridge is fixed by adopting a bolt manner, the first bolt and the second bolt are easy to lose, the quick unlocking is inconvenient, and the third bolt is inconvenient to apply force when the fixation of the expansion bridge is released.
The expanding bridge deck further comprises a turning rod linkage locking assembly 400, the turning rod linkage locking assembly 400 is positioned between adjacent turning support assemblies 300, the turning rod linkage locking assembly 400 comprises a bolt base 410, a positioning plate 420, a bolt piece 430, a compression spring 440, a first hanging ring 450, a first guide ring 460, a second guide ring 470 and a traction rope 480, the bolt base 410 and the positioning plate 420 are fixedly connected to the outer side wall of the main bridge deck assembly 100, the positioning plate 420 is positioned close to the expanding bridge 210, the bolt piece 430 comprises a prismatic bolt 431 and a pressing plate 432, the pressing plate 432 is fixedly sleeved at the upper end of the prismatic bolt 431, the top end of the prismatic bolt 431 penetrates through the positioning plate 420 in a sliding manner, the positioning plate 420 can block the pressing plate 432, the side wall of the outer edge of the expanding bridge 210 is provided with a bolt hole 230, the top end of the prismatic bolt 431 can be inserted into the bolt hole 230, the lower extreme slip of prismatic bolt 431 runs through in bolt base 410, compression spring 440 cup joints in prismatic bolt 431, compression spring 440 both ends compress tightly respectively in clamp plate 432 and bolt base 410, first link 450 fixed connection is in prismatic bolt 431 bottom, first guide ring 460 and second guide ring 470 all set up in main bridge deck assembly 100 lateral wall, first guide ring 460 is located first link 450 lower extreme, support connecting rod 320 lateral wall fixedly connected with second link 330, second guide ring 470 and second link 330 correspond the setting, haulage rope 480 one end is fixed in first link 450, the haulage rope 480 other end passes first guide ring 460 and second guide ring 470 in proper order and is fixed in second link 330, it should be noted that, haulage rope 480 on a plurality of turndown linkages locking assembly 400 can be fixed to a second link 330. Before the expansion bridge 210 is turned up, the support connecting rod 320 is turned over first, the support connecting rod 320 drives the second hanging ring 330, the second hanging ring 330 pulls the traction rope 480 to slide along the second guiding ring 470 and the first guiding ring 460, the traction rope 480 pulls the first hanging ring 450, the first hanging ring 450 pulls the prismatic bolt 431 to slide along the bolt base 410, the pressing plate 432 on the prismatic bolt 431 compresses the compression spring 440 at the lower side of the expansion bridge 210, the elasticity of the compression spring 440 is increased, the top end of the prismatic bolt 431 gradually withdraws from the bolt hole 230, the locking of the expansion bridge 210 is relieved, otherwise, when the expansion bridge 210 falls down to lock, the prismatic bolt 431 retracts into the positioning plate 420, after the prismatic bolt 431 corresponds to the bolt hole 230, the traction rope 480 returns to the original position under the action of the elasticity of the compression spring 440, at this moment, the prismatic bolt 431 is inserted into the bolt hole 230, the expansion bridge 210 is locked through the prismatic bolt 431, the condition that the expansion bridge swings easily and impacts is generated is reduced, the expansion bridge 210 is locked through the mode, the loss of workpieces is reduced, the workpieces are not scattered, the loss of the workpieces is reduced, the first supporting bolt 431 is controlled, the connecting rod 320 is controlled, the operation is also can be accomplished through the supporting the connecting rod 320, the three supporting rods, the operation is convenient, the unlocking is accomplished, and the step is accomplished, and the unlocking operation is accomplished by the three supporting the connecting rods, and the operation is convenient.
Specifically, the working principle of the expanding bridge deck is as follows: when the vehicle bridge is used, the pin shafts for the support connecting rod 320 and the first pin base 140 are extracted, the expansion bridge 210 on the outer side of the single bridge 110 is turned up, then the corresponding support connecting rod 320 is turned up, the end part of the support connecting rod 320 corresponds to the second pin base 220 in the expansion bridge 210, finally the pin shafts for the support connecting rod 320 and the second pin base 220 are locked through the extracted pin shafts, the expansion of the single bridge 110 is completed, the width of a passing channel formed by the single bridge 110 is increased through the expansion bridge 210, the condition that wheels enable a user to lower a bridge deck is effectively reduced, meanwhile, an operator is convenient to control the vehicle to pass, when the expansion bridge is retracted, the operation is performed in the opposite sequence, after the expansion bridge 210 and the support connecting rod 320 are fallen down, the support connecting rod 320 and the first pin base 140 are locked through the corresponding pin shafts, and the swing and the impact of the support connecting rod 320 when the support connecting rod 320 is not used are reduced.
In the working process, before the expansion bridge 210 is turned up, the support link 320 is turned over first, the support link 320 drives the second hanging ring 330, the second hanging ring 330 pulls the pulling rope 480 to slide along the second guiding ring 470 and the first guiding ring 460, the pulling rope 480 pulls the first hanging ring 450, the first hanging ring 450 pulls the prismatic bolt 431 to slide along the bolt base 410, the pressing plate 432 on the prismatic bolt 431 compresses the compression spring 440 at the lower side of the expansion bridge 210, the elasticity of the compression spring 440 is increased, the top end of the prismatic bolt 431 gradually withdraws from the bolt hole 230, the locking of the expansion bridge 210 is released, otherwise, when the expansion bridge 210 falls down to lock, the prismatic bolt 431 retracts into the positioning plate 420, after the prismatic bolt 431 corresponds to the bolt hole 230, the pulling rope returns to the original position under the action of the elasticity of the compression spring 440, the positioning plate 420 is blocked by the pressing plate 432, at this moment, the prismatic bolt 431 is inserted into the bolt hole 230, the expansion bridge 210 is locked through the prismatic bolt 431, the condition that the expansion bridge swings easily and impacts is generated is reduced, the expansion bridge 210 is locked in the mode, a workpiece is not scattered, the workpiece is reduced, the loss is reduced, the second supporting link 431 is controlled, the supporting link 320 is also can be controlled, the three supporting link 320 is lost, the operation is convenient, the unlocking operation is accomplished, and the step is accomplished by the three supporting link 320, and the operation is convenient, and the unlocking is accomplished by the operator.
The above embodiments of the present utility model are only examples, and are not intended to limit the scope of the present utility model, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Claims (9)
1. An expanding bridge deck, comprising:
a main bridge deck assembly;
the expansion bridge deck assembly is hinged to the upper parts of the two sides of the main bridge deck assembly, and a passing channel is formed by the upper side surface of the expansion bridge deck assembly and the upper side surface of the main bridge deck assembly;
the overturning support assembly is hinged to the outer side wall of the main bridge deck assembly at one end, and the other end of the overturning support assembly is in pin joint with the expansion bridge deck assembly through a pin shaft.
2. The expanding bridge deck of claim 1, wherein the main deck assembly comprises two single bridges, a connecting frame and a bridge deck hinge seat, wherein the inner sides of the two single bridges are fixed through the connecting frame, the bridge deck hinge seat is fixedly connected to the upper parts of the outer sides of the two single bridges, and the expanding bridge deck assembly is hinged to the bridge deck hinge seat.
3. The expanding bridge deck of claim 2, wherein a first pin socket is provided at a lower portion of the outer side of the single bridge, and the other end of the overturning supporting component can be pin-connected to the first pin socket through a pin shaft.
4. The expandable deck of claim 2, wherein the single bridge comprises a main bridge body, reinforcing plates and reinforcing ribs, wherein the reinforcing ribs are fixedly connected to the upper side of the inside of the main bridge body at equal intervals, and the reinforcing plates are fixedly connected to the lower ends of the reinforcing ribs and the inside of the main bridge body.
5. An expanded deck according to claim 3, wherein the expanded deck assembly comprises an expanded bridge and a second pin socket fixedly connected to the inside of the expanded bridge, the other end of the flip support assembly being capable of being pin-connected to the second pin socket by a pin.
6. The expanding bridge deck of claim 5, wherein the expanding bridge comprises an expanding bridge body, an outer reinforcing plate and an inner reinforcing box, wherein the expanding bridge body is hinged to the bridge deck hinging seat, the outer reinforcing plate is fixedly connected to the outer side of the inner part of the expanding bridge body, and the inner reinforcing box is fixedly connected to the inner part of the expanding bridge body.
7. The expanding bridge deck of claim 6, wherein the bridge deck hinge seat comprises a hinge lug plate and a limiting plate, wherein the limiting plate is fixedly connected to the upper side of the hinge lug plate, and the limiting plate can block a panel on the upper side of the expanding bridge body.
8. The expandable deck according to claim 5, wherein the turnover support assembly comprises a fixed hinge seat and a support link, the fixed hinge seat is fixedly connected to the outer side wall of the main deck assembly, one end of the support link is hinged to the fixed hinge seat, and the other end of the support link is pin-jointed with the second pin seat through a pin shaft.
9. The expanding bridge deck of claim 8, further comprising a turning rod linkage locking assembly, wherein the turning rod linkage locking assembly is located between adjacent turning support assemblies, the turning rod linkage locking assembly comprises a bolt base, a locating plate, a bolt piece, a compression spring, a first hanging ring, a first guide ring, a second guide ring and a traction rope, the bolt base and the locating plate are fixedly connected to the outer side wall of the main bridge deck assembly, the locating plate is located near the expanding bridge, the bolt piece comprises a prismatic bolt and a pressing plate, the pressing plate is fixedly sleeved at the upper end of the prismatic bolt, the top end of the prismatic bolt penetrates through the locating plate in a sliding mode, the locating plate can block the pressing plate, the side wall of the outer edge of the expanding bridge is provided with a bolt hole, the top end of the prismatic bolt can be inserted into the bolt hole, the lower end of the prismatic bolt penetrates through the bolt base in a sliding mode, the compression spring is sleeved at the two ends of the prismatic bolt, the compression spring is respectively compressed at the pressing plate and the outer side wall of the main bridge deck, the second hanging ring is fixedly connected with the second hanging ring and the second hanging ring, the second hanging ring is fixedly connected with the second hanging ring and the corresponding to the lower end of the main bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320477083.8U CN219710069U (en) | 2023-03-08 | 2023-03-08 | Expansion bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320477083.8U CN219710069U (en) | 2023-03-08 | 2023-03-08 | Expansion bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219710069U true CN219710069U (en) | 2023-09-19 |
Family
ID=87984451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320477083.8U Active CN219710069U (en) | 2023-03-08 | 2023-03-08 | Expansion bridge deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219710069U (en) |
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2023
- 2023-03-08 CN CN202320477083.8U patent/CN219710069U/en active Active
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