CN217203593U - Step-by-step lifting opening bridge - Google Patents
Step-by-step lifting opening bridge Download PDFInfo
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- CN217203593U CN217203593U CN202220380372.1U CN202220380372U CN217203593U CN 217203593 U CN217203593 U CN 217203593U CN 202220380372 U CN202220380372 U CN 202220380372U CN 217203593 U CN217203593 U CN 217203593U
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Abstract
The utility model discloses a step-by-step lifting open bridge, which comprises a pile foundation, a bearing platform, a main pier and an auxiliary pier, wherein the main pier is movably arranged in a notch of the bearing platform, the side edge of the main pier is provided with a multi-stage pin hole group, and a fixed structure unit and a movable structure unit are sleeved on the multi-stage pin hole group; when the lifting of the bridge is carried out, the movable structure unit is provided with an electric lifting mechanism to lift the main pier upwards, when the corresponding shaft hole is aligned with the fixed structure unit, the fixed structure unit locks the main pier through the first pin shaft, the movable structure unit descends to be aligned with the next-stage pin shaft hole group of the main pier, after the movable structure unit is locked through the second pin shaft, the first pin shaft of the fixed structure unit is pulled out, the main pier is lifted upwards through the electric lifting mechanism again, the main pier is lifted in a stepping mode in a reciprocating mode until the position of the main pier is reached, the lifting work of the bridge is completed, and when the bridge is closed, reverse operation can be adopted. The utility model discloses a bridge is opened in marching type promotion, its simple structure, the operation is reliable, and the speed of opening and shutting is fast, can guarantee the current smooth of channel.
Description
Technical Field
The embodiment of the utility model belongs to the technical field of the bridge, more specifically relates to a bridge is opened in marching type promotion.
Background
With the rapid development of bridge construction in China, bridges spanning rivers, seas and other water areas are more and more widely used. The bridge beam surface can be used for driving vehicles and pedestrians, and the bottom can be used for driving ships. Some bridges are influenced by landforms at two sides, the height of the bridges cannot be too high, otherwise, longitudinal slopes of beam surfaces are large, and pedestrians and traveling cranes are not facilitated. Under the influence of water level, the height space between the beam bottom and the water level is not enough to support the navigation of ships at the bottom of the bridge, and in order to solve the problem, the navigation requirement is generally met by arranging an opening bridge in the prior art. The open bridge is a bridge which can move or rotate a bridge span structure and is suitable for river channels or ports where land or water traffic is not busy but larger ships need to navigate. When the ship needs to pass through, the traffic on land is cut off, and the bridge is opened; after the ship passes through the bridge, the bridge is opened and closed, and the land traffic is recovered.
In the prior art, a vertical lifting type opening bridge usually adopts a motor or a hydraulic system to drive a winch, a steel wire rope is pulled by the winch, and power is transmitted by means of friction force between the steel wire rope and a rope groove of a steel wire rope drum, so that a bridge span structure is lifted or lowered. The vertical lifting opening bridge has a complex structure, large transmission torque, heavy gear reducer and high price due to long transmission chain, large transmission ratio and low efficiency, and the gear reducer occupies large space and has great influence on the appearance of the bridge.
Therefore, it is necessary to develop a bridge that is simple in structure, stable and reliable in performance, and space-saving.
Disclosure of Invention
Open bridge device structure complicacy, unstable, the occupation space of performance influences bridge outward appearance scheduling problem greatly to prior art, the utility model provides a marching type promotes opens bridge in order to solve this type of problem.
In order to achieve the purpose, the utility model provides a stepping lifting open bridge, which comprises a bearing platform fixedly arranged on a pile foundation, wherein one side of the top of the bearing platform is provided with an auxiliary pier, the other side of the top of the bearing platform is provided with a bearing platform notch, and the top of the bearing platform notch is provided with a lifting platform; the main bridge pier penetrates through the lifting platform and is movably arranged in the groove of the bearing platform, a multi-stage pin hole group is arranged on the side edge of the main bridge pier, the pin hole groups are arranged at equal intervals along the vertical direction of the main bridge pier, and a plurality of pin hole holes are arranged at the same height; the main beams are arranged at the tops of the auxiliary piers and the main bridge piers; the fixed structure unit is fixedly arranged on the lifting platform and comprises a fixed frame and a first electric bolt mechanism arranged on the fixed frame; and the movable structure unit comprises a movable frame, an electric lifting mechanism and a second electric bolt mechanism, wherein the electric lifting mechanism and the second electric bolt mechanism are arranged on the movable frame.
Furthermore, main pier still includes concrete pier shaft and locates the deflector of concrete pier shaft side.
Furthermore, the fixed frame and the movable frame are respectively sleeved on the guide plate and form a plane friction pair with the guide plate.
Further, the first electric bolt mechanism comprises a first motor, a first universal coupler, a first pin shaft and a first bearing seat.
And furthermore, the lifting mechanism comprises a lifting driving motor, a coupler, a lifter and a connecting worm, wherein one end of the connecting worm penetrates through the lifter, and the other end of the connecting worm is fixedly connected with the fixed frame.
Furthermore, the main pier and the auxiliary pier are respectively provided with a support at the top to be connected with the main beam.
Further, an expansion joint is arranged between the main beam and the adjacent bridge.
Generally, through the utility model discloses above technical scheme that conceive compares with prior art, can gain following beneficial effect:
(1) the utility model discloses a step-by-step promotion opens bridge, adopt to be equipped with multistage round pin axle hole group mode on the main pier and fix a position promotion displacement distance and lock the main pier, cooperate by fixed structure unit and movable structure unit and make the main pier step-by-step promotion or descend, thereby realize opening of the bridge body closed, its overall structure is simple, the stable performance is reliable, it is fast to open and shut, can guarantee the current smooth of channel, and on hoisting device located the cushion cap, need not to occupy the whole effective usage space of opening the bridge, it is little to the whole bridge outward appearance influence of opening.
(2) The utility model discloses a bridge is opened in marching type promotion, through fixed frame and movable frame restriction owner pier radial displacement, through the step-by-step promotion owner pier of multistage round pin punch combination, make owner's pier obtain accurate control at the displacement distance of vertical direction, adopt the accurate displacement distance control of radial spacing and vertical direction, make the girder open the closure accurately.
(3) The utility model discloses a step-by-step promotion opens bridge, it adopts the motor to be inverter motor, and the speed governing is easy, can realize soft start and quick braking, is under control system to inverter motor control, can realize adjusting the promotion closure time of the locking time of round pin axle and girder to satisfy the current demand under the different work condition.
Drawings
Fig. 1 is a schematic structural view of a step-by-step lifting open bridge in an embodiment of the present invention;
FIG. 2 is a vertical sectional view of a main pier structure in the embodiment of the present invention;
FIG. 3 is a horizontal cross-sectional view of a main pier structure in an embodiment of the present invention;
fig. 4 is a top view of the fixing structure unit in the embodiment of the present invention;
fig. 5 is a side view of a fixing structure unit in an embodiment of the present invention;
fig. 6 is a top view of the movable structure unit in the embodiment of the present invention;
FIG. 7 is a side view of an embodiment of the present invention showing a movable structural unit;
fig. 8 is a schematic view of the open bridge in the embodiment of the present invention in an open state;
fig. 9 is a schematic diagram of the opening/closing state of the opening bridge according to the embodiment of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: 1-pile foundation, 2-bearing platform, 201-bearing platform notch, 3-auxiliary pier, 4-support, 5-expansion joint, 6-main pier, 601-concrete pier body, 602-guide plate, 603-pin shaft hole, 7-fixed structure unit, 71-fixed frame, 72-first electric pin mechanism, 721-first motor, 722-first universal coupling, 723-first pin shaft, 724-first bearing seat, 8-movable structure unit, 81-movable frame, 82-electric lifting mechanism, 821-lifting driving motor, 822-coupling, 823-lifter, 824-connecting worm, 83-second electric pin mechanism, 831-second motor, 832-second universal coupling, 833-second pin shaft, 834 a second bearing seat, 9 a main beam and 10 a lifting platform.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-9, an embodiment of the present invention provides a step-by-step lifting open bridge, which includes a pile foundation 1, a bearing platform 2, a main pier 6 and an auxiliary pier 3, which are fixedly disposed on the bearing platform 2 and used for bearing bridge loads, wherein the main pier 6 is movably disposed in a bearing platform notch 201, a guide plate 602 and a plurality of pin shaft holes 603 are disposed on a side edge of the main pier, and a fixed structural unit 7 and a movable structural unit 8 are sleeved on the guide plate 602; when the lifting work of the bridge is carried out, the movable structure unit 8 is provided with the electric lifting mechanism 82 to lift the main pier 6 upwards from the bearing platform notch 201, when the corresponding shaft hole 603 is aligned with the fixed structure unit 7, the fixed structure unit 7 fixes the main pier 6 through the first pin shaft 723, at the moment, the movable structure unit 8 descends to be aligned with the next pin shaft hole 603 of the main pier 6, after the fixed structure unit 7 is fixed through the second pin shaft 833, the first pin shaft 723 of the fixed structure unit 7 is pulled away, the main pier 6 is lifted upwards through the electric lifting mechanism 82 again, the main pier 6 is lifted step by step in a reciprocating mode until the finger position is reached, the lifting work of the bridge is completed, and when the bridge is closed, the reverse operation is adopted. The utility model discloses a bridge is opened in marching type promotion, its simple structure thereby realizes opening and close of pontic through fixed knot constitutional unit 7 and activity constitutional unit 8 to 6 lifts of main pier, and the operation is reliable, and it is fast to open and shut, can guarantee the current smooth of channel.
As shown in fig. 1, in the embodiment of the utility model, on bearing platform 2 is fixed to be located pile foundation 1, its top one side is equipped with supplementary mound 3, and the opposite side is equipped with bearing platform notch 201, notch 201 top is equipped with elevating platform 10, and main pier 6 passes in elevating platform 10 activity locates bearing platform notch 201, supplementary mound 3 all is equipped with support 4 with main pier 6 top and is used for bearing the bridge load, wherein main pier 6 bears the main load of girder 9 through support 4, supplementary mound 3 bears the partial load of girder 9 and adjacent bridge through support 4, be equipped with expansion joint 5 between girder 9 and the adjacent bridge. The main pier 6 passes through a lifting platform 10 fixedly arranged on the bearing platform 2 and is lifted through a fixed structure unit 7 and a movable structure unit 8 arranged on the lifting platform 10.
In the embodiment of the present invention, as shown in fig. 2-3, the main pier 6 includes a concrete pier body 601, a guide plate 602 disposed at the side of the concrete pier body 601, and a pin hole 603 disposed at the side of the concrete pier body 601. The plurality of pin shaft holes 603 are formed in the peripheral side face of the concrete pier body 601 at the same height to form a pin shaft hole group, and the multistage pin shaft hole groups are arranged in the vertical direction of the concrete pier body 601 at equal intervals and can be used for fixing the structural unit 7 and the movable structural unit 8 to lift the main pier 6 in a stepping mode, so that opening and closing of the bridge body are achieved.
As shown in fig. 4-5, the fixed structural unit 7 includes a fixed frame 71 and a first electric latch mechanism 72, the fixed frame 71 is fixedly connected with the lifting platform 10, and is sleeved on the guide plate 602 to form a plane friction pair with the guide plate 602, so that the fixed frame 71 and the guide plate 602 can slide relatively and limit radial displacement of the main pier 6; the first electric latch mechanism 72 is fixedly disposed on the fixed frame 71, and includes a first motor 721, a first universal coupler 722, a first pin 723, and a first bearing housing 724, where the first pin 723 is disposed on the first bearing housing 724 and connected to the first motor 721 through the first universal coupler 722. When the first electric latch mechanism 72 works, the control system controls the first motor 721 to rotate, so that the first pin 723 is inserted into and withdrawn from the pin hole 603.
As shown in fig. 6-7, the movable structural unit 8 includes a movable frame 81, an electric lifting mechanism 82 and a second electric latch mechanism 83, wherein the movable frame 81 is sleeved on the guide plate 602 and forms a plane friction pair with the guide plate 602, so that the movable frame and the guide plate can slide relative to each other while limiting the radial displacement of the main pier 6; the electric lifting mechanism 82 is fixedly arranged on the movable frame 81 and comprises a lifting driving motor 821, a coupler 822, a lifter 823 and a connecting worm 824, the lifting driving motor 821 is connected with the lifter 823 through the coupler 822, the lifter 82 is driven to lift under the control of the control system, one end of the connecting worm 824 penetrates through the lifter 823, the other end of the connecting worm 824 is fixedly connected with the fixed frame 71 and is driven by the lifter 82, and the movable structure unit 8 is lifted relative to the fixed structure unit 7 along the connecting worm 824. The second electric latch mechanism 83 includes a second motor 831, a second universal coupling 832, a second pin 833 and a second bearing seat 834, wherein the second pin 833 is disposed on the second bearing seat 834 and is connected to the second motor 831 through the second universal coupling 832. When the second electric latch mechanism 83 works, the control system controls the second motor 831 to rotate, so that the second pin 833 can be inserted into and withdrawn from the pin shaft hole 603. The movable structural unit 8 is connected and fixed with the main pier 6 through an inserted pin hole 603 generated by the second pin 833, and under the control of the control system, the lifting drive motor 821 drives the lifter 82 to drive the movable structural unit 8 to lift relative to the fixed structural unit 7 along the connecting worm 824, so that the main pier 6 is lifted, and the bridge body is opened or closed.
As shown in fig. 8-9, the opening bridge according to the embodiment of the present invention is switched from the open state to the closed state, and the specific working steps are as follows:
s100: the control system controls the first motor 721 to rotate, so that the first pin 723 exits from the pin shaft hole 603;
s200: the control system controls the lifting drive motor 821 to rotate, drives the elevator 82 to move downwards along the connecting worm 824, at the moment, as the movable structural unit 8 is fixedly connected with the main pier 6 through the second pin shaft 833, the main pier 6 moves downwards under the driving of the elevator 82, and the main pier 6 stops inserting and stopping movement when descending to the next stage of pin hole group and aligning with the first pin shaft 723;
s300: the first pin 723 is inserted into the next pin hole group, the second pin 833 is pulled out of the pin hole 603, and the movable structure unit 8 returns to the original position under the driving of the movable structure unit 8;
s400: the second pin 833 is inserted into the pin hole group of the previous stage;
and S500, repeating the steps S100-S400 to close the main beam 9 to finish the closing work of the opening bridge.
The utility model discloses when marching type promotes to open the bridge and truns into the open mode by the closed condition, the round pin axle moves the step and opens the bridge and has the open mode unanimous when truning into the closed condition, and lift 82 moves opposite direction.
The utility model discloses an in the preferred embodiment, it the motor is inverter motor, and the speed governing is easy, can realize soft start and quick braking, is under control system to inverter motor control, can realize adjusting the locking time of round pin axle and the promotion closure time of girder 9 to satisfy the requirement of going with one's expert under the different work condition.
The utility model discloses a bridge is opened in marching type promotion is equipped with multistage round pin axle hole group through the interval in the vertical direction of 6 sides of main pier, inserts round pin axle hole group by the first round pin axle 723 on the fixed knot constructs the unit 7 and the second round pin axle 833 on the movable structure unit 8 substep, under the drive of electronic hoist mechanism 82, makes 6 marching type of main pier rise or descend, wherein fixed frame 71 and movable frame 81 restrict 6 radial displacement of main pier, through the step-by-step promotion main pier 6 of multistage round pin axle hole group, make the displacement distance of main pier 6 in vertical direction obtain accurate control, adopt the accurate displacement distance control of radial spacing and vertical direction, make girder 9 can open the closure accurately.
The utility model discloses a marching type promotes to open and adopts to fix a position fixedly on the main pier 6 on the mode of multistage round pin axle hole group, promotes main pier 6 by 8 marching type of movable structure unit to realize opening of the bridge body closed, its overall structure is simple, and the stable performance is reliable, and it is fast to open and shut, can guarantee the current smooth of channel, and hoisting device locates on cushion cap 2, need not to occupy the whole effective usage space of opening the bridge, and it is little to open bridge outward appearance influence to the whole.
It will be understood by those skilled in the art that the foregoing is merely exemplary of the present invention, and is not intended to limit the invention to the particular forms disclosed, and all changes, equivalents and modifications that fall within the spirit and scope of the invention are intended to be embraced thereby.
Claims (7)
1. A step-lift opener bridge, comprising:
the pile foundation structure comprises a bearing platform (2) fixedly arranged on a pile foundation (1), wherein one side of the top of the bearing platform (2) is provided with an auxiliary pier (3), the other side of the top of the bearing platform is provided with a bearing platform notch (201), and the top of the bearing platform notch (201) is provided with a lifting platform (10);
the main pier (6) penetrates through the lifting platform (10) and is movably arranged in the bearing platform notch (201), a multi-stage pin hole group is arranged on the side edge of the main pier, the pin hole groups are arranged at equal intervals in the vertical direction of the main pier (6), and a plurality of pin shaft holes (603) are arranged at the same height;
the main beam (9) is arranged at the tops of the auxiliary piers (3) and the main piers (6);
a fixed structure unit (7) fixedly arranged on the lifting platform (10) and comprising a fixed frame (71) and a first electric bolt mechanism (72) arranged on the fixed frame (71);
and the movable structure unit (8) is fixedly connected with the fixed frame (71) at one end and comprises a movable frame (81), and an electric lifting mechanism (82) and a second electric bolt mechanism (83) which are arranged on the movable frame (81).
2. The step-by-step lifting open bridge of claim 1, wherein the main pier (6) further comprises a concrete pier body (601) and a guide plate (602) arranged at the side of the concrete pier body (601).
3. The step-by-step lifting opening bridge of claim 2, wherein the fixed frame (71) and the movable frame (81) are respectively sleeved on a guide plate (602) to form a plane friction pair with the guide plate (602).
4. A step-lift opener bridge according to any one of claims 1 to 3, characterized in that the first electric latch mechanism (72) comprises a first motor (721), a first universal coupling (722), a first pin (723) and a first bearing block (724).
5. A step-by-step lift opener bridge according to any one of claims 1 to 3, characterized in that it comprises a lift drive motor (821), a coupling (822), a lifter (823) and a connecting worm (824), wherein one end of the connecting worm (824) passes through the lifter (823) and the other end is fixedly connected to the fixed frame (71).
6. A walking lift bridge according to any one of claims 1 to 3, wherein said main pier (6) and auxiliary pier (3) are respectively provided with a support (4) at the top to connect with a main girder (9).
7. A step-by-step lift-launch bridge according to any one of claims 1 to 3, characterised in that expansion joints (5) are provided between the main girders (9) and the adjacent bridges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220380372.1U CN217203593U (en) | 2022-02-24 | 2022-02-24 | Step-by-step lifting opening bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220380372.1U CN217203593U (en) | 2022-02-24 | 2022-02-24 | Step-by-step lifting opening bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217203593U true CN217203593U (en) | 2022-08-16 |
Family
ID=82797737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220380372.1U Active CN217203593U (en) | 2022-02-24 | 2022-02-24 | Step-by-step lifting opening bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217203593U (en) |
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2022
- 2022-02-24 CN CN202220380372.1U patent/CN217203593U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221010 Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: CSSC Shuangrui (Luoyang) special equipment Co.,Ltd. Address before: 430080 building 114, No. 19, Wudong Road, Wudong street, Qingshan District, Wuhan City, Hubei Province Patentee before: Luoyang Shuangrui special equipment Co.,Ltd. |
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| TR01 | Transfer of patent right |