CN210657940U - Opening device based on bridge is opened to flat-open type people's landscape - Google Patents
Opening device based on bridge is opened to flat-open type people's landscape Download PDFInfo
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- CN210657940U CN210657940U CN201921220064.7U CN201921220064U CN210657940U CN 210657940 U CN210657940 U CN 210657940U CN 201921220064 U CN201921220064 U CN 201921220064U CN 210657940 U CN210657940 U CN 210657940U
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Abstract
The utility model discloses an opening device based on a side-hung type pedestrian landscape opening bridge, which is arranged on a movable span of the side-hung type pedestrian landscape opening bridge and comprises two guide rails arranged in parallel and arranged on the lower surface of the movable span; a supporting wheel set is arranged on the tubular pile platform of the movable span corresponding to the position of the guide rail, and comprises a wheel carrier and a supporting roller arranged on the wheel carrier; the guide rail on the lower surface of the movable span is placed on the supporting roller to form contact fit under the action of self weight; a power device is arranged on the tubular pile platform of the movable span below the movable span, and the power device comprises a motor, a speed reducer and a power output gear; a rack is arranged between the two guide rails on the lower surface of the movable span corresponding to the power output gear along the length direction of the movable span; and a power output gear of the power device is meshed with the power output gear. The utility model discloses safe reasonable, the energy-conserving high efficiency of mode of opening, advantages such as equipment maintenance are simple of structure.
Description
Technical Field
The utility model belongs to the technical field of the bridge is built, especially, relate to an opening device based on bridge is opened to flat-open type view of walking.
Background
The bridge is opened for navigation, and the upper structure can be opened and closed in modes of vertical rotation, horizontal rotation, lifting and the like so as to meet the navigation requirement. When the water surface of a river has navigation requirements and a fixed bridge cannot meet the navigation clearance requirements of ships, opening the bridge is the best choice. The open bridge not only solves the problem of river navigation, but also becomes a local urban landscape, and the partially open bridge also becomes a representative building and symbol of a city.
The modern opening bridge mainly has three main opening modes of vertical rotation opening, horizontal rotation opening, vertical lifting and the like, wherein the vertical rotation opening bridge is opened by vertically rotating around a horizontal shaft, the horizontal rotation opening bridge is opened by horizontally rotating around a vertical shaft in a bridge span structure, and the vertical lifting opening bridge is generally opened by vertically lifting the opening bridge span structure so as to meet the clearance requirement. The pier needs to be arranged at the position of a rotating shaft when the vertical rotation opening and the horizontal rotation opening are carried out, the pier is usually large in size and difficult to handle in landscape, the pier has obvious water blocking effect on a river channel, the balance of a bridge structure needs to be kept in the rotation opening process, large unbalanced moment is resisted, the requirements on machinery and structural design are high, the energy consumption in the opening process is large, the efficiency is low, and the possibility of danger such as overturning caused by component failure exists in the process. The vertical lifting opening needs to arrange tall, large and thick bridge towers and pier columns on two sides of an opening span, generally, a counterweight needs to be arranged on the bridge towers, and the structure is also complex.
The pedestrian-oriented bridge is required to have a traffic function and is also required to have landscape and hydrophilic requirements, the three conventional opening modes meet the opening function, but the opening principle is complex, the stress state change in the opening process is large, the maintenance cost of bridge members and an opening system is high, and the pedestrian-oriented bridge opening method is not the best choice for the pedestrian landscape bridge opening.
SUMMERY OF THE UTILITY MODEL
Problem to prior art exists, the utility model provides an opening device based on bridge is opened to flat-open type view that structure safety is reasonable, the mode of opening is energy-conserving high-efficient, the maintenance of equipment is simple.
The utility model discloses a realized like this, a based on the opening device of flat-open type people's bank of china view opening bridge, the opening device is installed on the activity of flat-open type people's bank of china view opening bridge strides, its characterized in that, the opening device includes two parallel arrangement's guide rail installed on activity strides lower surface; a supporting wheel set is arranged on the tubular pile platform of the movable span corresponding to the position of the guide rail, and comprises a wheel carrier and a supporting roller arranged on the wheel carrier; the guide rail on the lower surface of the movable span is placed on the supporting roller to form contact fit under the action of self weight; a power device is arranged on the tubular pile platform of the movable span below the movable span, and the power device comprises a motor, a speed reducer and a power output gear; a rack is arranged between the two guide rails on the lower surface of the movable span corresponding to the power output gear along the length direction of the movable span; and a power output gear of the power device is meshed with the power output gear.
In the above technical scheme, preferably, a buffer device is installed on the pile top platform of the movable span steel pipe column; the buffer device comprises a buffer arranged on a pile top platform of the movable span steel pipe pile and a buffer block arranged on the lower surface of the movable span and corresponding to the buffer.
A limiting device on a pile top platform of the movable span steel pipe pile outside the movable span; the limiting device comprises a limiting vertical plate which is vertically and fixedly installed on a pile top platform of the movable span steel pipe pile, a fixing frame is fixedly installed on the inner side of the upper end of the limiting vertical plate, a limiting restraining wheel is installed on the fixing frame, and the limiting restraining wheel is attached to the outer edge of the movable span steel box girder.
The overturn preventing device is arranged on a pile top platform of the movable span steel pipe pile on the outer side of the movable span; the anti-overturning device comprises an anti-overturning vertical plate which is vertically and fixedly arranged on a pile top platform of the movable cross-steel pipe pile, and a supporting groove is formed in the upper end face of the anti-overturning vertical plate; an anti-overturning pendant is arranged on the anti-overturning vertical plate outside the upper end part of the anti-overturning vertical plate; the overturn-preventing pendant comprises a connecting plate, a lower positioning plate is arranged at the lower end of the connecting plate, and an upper positioning plate is arranged at the upper end of the connecting plate in the same direction as the positioning plate; the anti-overturning hanging piece is fixedly arranged on the anti-overturning vertical plate through a cushion block and a fastening bolt; the upper limiting plate is clamped at the upper edge of the movable span steel box girder.
The wheel carrier is provided with a rail clamping device matched with the guide rail; the support wheel set is ensured to be locked on the guide rail so as to prevent the support wheel set from sliding under the unexpected thrust. The rail clamping device is automatically opened in the movable span opening walking state, and is automatically clamped in other states.
The utility model has the advantages and technological effect: the utility model is opened when navigation is needed, and the opening span is moved for a certain distance under the action of the device so as to satisfy the navigation width and facilitate the passing of ships; fold when not needing to lead to the navigation can, the utility model discloses compare the principle comparatively simple with traditional opening mode such as carrying, rotatory, open the in-process atress even, it is low to bridge member and opening system maintenance requirement, advantage such as the energy-conserving high efficiency of opening mode, reduction maintenance cost, the specially adapted people's landscape opens the bridge.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the power unit mounting structure of the present invention;
FIG. 3 is a schematic diagram of a power plant;
FIG. 4 is a schematic view of a power plant mounting arrangement;
FIG. 5 is a schematic view of the installation structure of the position limiting device;
FIG. 6 is a schematic view of an anti-toppling device installation structure;
FIG. 7 is a schematic view of a rail clamp mounting arrangement;
FIG. 8 is a schematic view of an open bridge structure according to an embodiment;
FIG. 9 is a schematic view of a fixed cross-sectional configuration;
FIG. 10 is a schematic view of an open span structure
FIG. 11 is a schematic view of an open bay bottom structure;
FIG. 12 is a schematic view of the positioning device mounting structure
Fig. 13 is a structural diagram of an open span open state.
In the figure, 1, a fixed span; 1-1, fixing the steel pipe spanning pile; 1-2, a cover beam; 1-3, fixing a bridge span; 1-4, fixing the bridge spanning surface; 1-5, fixing the landscape spanning pavilion; 1-6, fixing a span safety barrier; 2. a transition span; 3. opening a span; 3-1, active spanning; 3-2, movably spanning the steel pipe pile; 3-3, active spanning; 3-4, movably crossing the bridge deck; 3-5, moving the landscape-crossing pavilion; 3-6, movably crossing the safety barrier; 3-7, pile top platform; 4. a hydrophilic platform; 5-1, a guide rail; 5-2, wheel carrier; 5-3, supporting rollers; 5-4, a power device; 5-40, a motor; 5-41, a speed reducer; 5-42, power take-off gear; 5-43, a rack; 6. a positioning device; 6-1, a bolt component; 6-10, a plug pin mounting sleeve; 6-11, a bolt; 6-111, cylindrical mounting section; 6-112, a positioning flange plate; 6-113, a plug section; 6-114, a conical guide surface; 6-2, positioning sleeve components; 6-20 parts of a positioning sleeve; 6-21, connecting flanges; 6-22, centering sleeve; 6-23, end face flange; 7. a buffer device; 7-1, a buffer; 7-2, a buffer block; 8. a limiting device; 8-1, a limiting vertical plate; 8-2, fixing frames; 8-3, a limiting and restraining wheel; 9. an anti-toppling device; 9-1, preventing the vertical plate from overturning; 9-2, supporting grooves; 9-3, an overturn-preventing pendant; 9-30 parts of connecting plate; 9-31, a lower positioning plate; 9-32 parts of upper limiting plate; 10. a rail clamping device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Please refer to fig. 1 to 7: an opening device based on a side-hung type pedestrian landscape opening bridge is arranged on a movable span 3-1 of the side-hung type pedestrian landscape opening bridge and comprises two guide rails 5-1 which are arranged in parallel and arranged on the lower surface of the movable span; a supporting wheel set 5-2 is arranged on the tubular pile platform of the movable span corresponding to the position of the guide rail, and the supporting wheel set comprises a wheel carrier 5-20 and a supporting roller 5-21 arranged on the wheel carrier; the guide rail on the lower surface of the movable span is placed on the supporting roller to form contact fit under the action of self weight; a power device 5-4 is arranged on the tubular pile platform of the movable span below the movable span, and comprises a motor 5-40, a speed reducer 5-41 and a power output gear 5-42; a rack 5-43 is arranged between the two guide rails on the lower surface of the movable span corresponding to the power output gear along the length direction of the movable span; and a power output gear of the power device is meshed with the power output gear.
In the above technical scheme, preferably, a buffer device is installed on the pile top platform of the movable span steel pipe column; the buffer device 7 comprises a buffer 7-1 arranged on a pile top platform of the movable span steel pipe pile and a buffer block 7-2 arranged on the lower surface of the movable span and corresponding to the buffer, and can also be arranged relative to the hoisting ring.
In the above technical scheme, preferably, the limiting device is arranged on the pile top platform of the movable span steel pipe pile outside the movable span; the limiting device 8 comprises a limiting vertical plate 8-1 vertically and fixedly installed on a pile top platform of the movable span steel pipe pile, a fixing frame 8-2 is fixedly installed on the inner side of the upper end of the limiting vertical plate, a limiting restraining wheel 8-3 is installed on the fixing frame, and the limiting restraining wheel is attached to the outer edge of the movable span steel box girder. The limiting device effectively ensures that the left and right sides of the movement do not deviate, and ensures the opening stability.
In the technical scheme, preferably, the overturn preventing device is arranged on the pile top platform of the movable span steel pipe pile on the outer side of the movable span; the overturn preventing device 9 comprises an overturn preventing vertical plate 9-1 which is vertically and fixedly arranged on a pile top platform of the movable span steel pipe pile, and the upper end face of the overturn preventing vertical plate is provided with a supporting groove 9-2; when the activity is across and sinking, the function of supporting is played; an anti-overturning pendant 9-3 is arranged on the anti-overturning vertical plate outside the upper end part of the anti-overturning vertical plate; the overturn-preventing pendant comprises a connecting plate 9-30, a lower positioning plate 9-31 is arranged at the lower end of the connecting plate, and an upper limiting plate 9-32 is arranged at the upper end of the connecting plate in the same direction as the positioning plate; the anti-overturning hanging piece is fixedly arranged on the anti-overturning vertical plate 9-1 through a cushion block and a fastening bolt; the upper limiting plate is clamped at the upper edge of the movable span steel box girder. The overturn prevention device effectively avoids the problem of toppling caused by uneven stress of the bridge deck or impact of strong wind and large water flow.
In the above technical solution, preferably, the wheel carrier is provided with a rail clamping device 10 matched with a guide rail, and the rail clamping device purchased in the rail clamping device market is installed according to the product specification in the installation mode and the use method.
Please refer to fig. 1 to 13 for an embodiment of the present invention; a side-hung pedestrian landscape opening bridge at least comprises two fixed spans 1, two transition spans 2 and an opening span 3; the fixed span 1 comprises a fixed span steel pipe pile 1-1; the capping beam is arranged above the fixed span steel pipe pile and used for supporting and transferring the load of an upper structure, the capping beam is a steel structure capping beam, and the specific structural form of the steel structure capping beam is a structural form commonly used in bridge construction; a fixed bridge span 1-3 installed above the bent cap; the fixed bridge span adopts a steel structure longitudinal and transverse beam system disclosed in the field of bridges; one end of each fixed bridge span is respectively connected with the hydrophilic platforms 4 on the two sides of the river channel; the other end of each fixed bridge span extends into the river channel, and a navigation water area is reserved between the two fixed bridge spans in the river channel; paving a fixed bridge span surface 1-4 on the upper surface of the fixed bridge span; a fixed span landscape pavilion 1-5 is arranged at the end part of the fixed bridge span in the river channel; the two sides of the fixed bridge span and the landscape pavilion side are provided with fixed span safety guardrails 1-6; the two fixed spans are respectively connected with an opening span 3 through a transition span 2; the central line of the opening span and the central lines of the two fixed spans are arranged in parallel, the transition span is arranged statically relative to the fixed spans, and a channel port is arranged at the joint of the transition span and the fixed spans; the opening span 3 comprises two oppositely opened movable spans 3-1, and the central lines of the two movable spans are positioned on the same central line; the movable span comprises at least three movable span steel pipe piles 3-2; 3-3 parts of movable span arranged at the upper part of the movable span steel pipe pile, wherein the movable span adopts a cantilever steel box girder structure disclosed in the field of bridge construction; 3-4 parts of movable span bridge surface paved on the upper surface of the movable span; the movable landscape spanning pavilion 3-5 is arranged at the outer end part of the movable span; the movable span safety guardrails are arranged on two sides of the movable span and on the side of the movable span landscape pavilion, and the movable span is provided with a passage port communicated with the transition span; the splicing ends of the two movable spans are oppositely provided with positioning devices 6, and the positioning devices ensure the accuracy and stability of splicing after the two movable spans are folded. In addition, must not guarantee to open safety and detect the driving switch and the position detection switch of opening the position, driving switch generally sets up in the landscape pavilion is striden in the activity, and the position detection switch sets up on the stake top platform of steel-pipe pile is striden in the activity, and above-mentioned driving switch and position detection switch need market purchase according to the reality, and it can to install and use according to the product specification.
The fixed bridge that strides is fixed part bridge among foretell flat-open view opening bridge, the transition is striden for connecting the fixed connecting portion of striding and activity stride, opens to stride and can open when needs navigation, satisfies certain navigation width, fixed stride with the transition stride can set up in the one side of opening the stride, also can set up respectively in both sides, visual design condition is arranged in the plane between the three and suitably formulated according to the circumstances to reach better bridge landscape modeling. When having certain navigation requirement under the bridge, set up to open and stride both can satisfy boats and ships and pass through, can effectively reduce the bridge floor height again, fixed stride simultaneously with open and stride bridge one end, set up the view pavilion, for the view bridge provides the hydrophilic platform of viewing, resting, will open and combine together with the view.
In the above technical solution, preferably, the positioning device 6 includes a pin assembly 6-1 disposed on an end face of the splicing end of one of the movable spans, and a positioning sleeve assembly 6-2 is disposed on an end face of the movable span on a corresponding side; the bolt assembly 6-1 comprises a bolt mounting sleeve 6-10 and a bolt 6-11; the bolt mounting sleeve is fixedly arranged on the movable span, and the central line of the bolt mounting sleeve is parallel to the opening central line of the opening span; a bolt is arranged in the bolt mounting sleeve, the bolt 6-11 comprises a cylindrical mounting section 6-111, a positioning flange 6-112 and a bolt section 6-113 which are connected into a whole, a conical guide surface 6-114 is arranged at the end part of the bolt section, and the positioning flange is fixedly connected with an end surface flange 6-101 of the bolt mounting section 6-10 through a fastening bolt; the positioning sleeve assembly 6-2 comprises positioning sleeves 6-20 fixedly mounted on end faces of the opposite movable spans, connecting flanges 6-21 are arranged on the outer end faces of the positioning sleeves, centering sleeves 6-22 are inserted into the positioning sleeves, end face flanges 6-23 matched with the connecting flanges of the positioning sleeves are arranged on the outer end faces of the centering sleeves, and the connecting flanges of the positioning sleeves and the end face flanges of the centering sleeves are fixedly connected through fastening bolts.
The following specific experimental items are exemplified: the fixed span and the transitional span bridge have the width of 6m and the span of 6m, and the main components are an upper structure, a cover beam, a pile foundation, a building landscape pavilion and a bridge deck auxiliary facility. The upper structure is a steel structure longitudinal and transverse beam system, wherein the longitudinal beam is I-shaped steel 28b, 5 channels are arranged on the cross section, the transverse beam is channel steel 16a and is arranged at a pier position, and one channel is arranged at the midspan at intervals of about 2 m; the cover beam adopts double rows of I-shaped steel 36b, and a lower flange plate of the cover beam is welded with a top plate of the steel pipe pile; the lower structure adopts phi 600 multiplied by 10mm steel pipe piles, two steel pipe piles are arranged in each standard pier position, the distance between every two steel pipe piles is 3.1m, and the length of each steel pipe pile is 16 m; the landscape pavilion is in a Chinese wood structure; the auxiliary facilities mainly comprise facilities for paving bridge floor wood, illuminating railings and the like.
The open span comprises two oppositely opened movable spans, the width of the bridge structure is 6m, the bridge span is arranged to be 2x10+20+2x10m, wherein the span of 20m can be opened or closed, and the main components comprise an upper structure steel box girder, a pile foundation, a pile top platform, a building landscape pavilion and a bridge deck auxiliary facility. The upper structure adopts a steel box girder with a cantilever, the top and bottom plates of the box girder adopt orthotropic plate structures, every 5m of the girder body is provided with one transverse partition plate, every 2.5m of the girder body is provided with one transverse stiffening rib, 2 steel guide rails 110x110mm are arranged at the bottom of the longitudinal girder along the bridge direction corresponding to the positions of the supporting rollers and the driving wheels, and the guide rails are matched with the supporting rollers and the driving wheels when the bridge is opened and closed; the lower structure adopts a phi 600 multiplied by 10mm steel pipe pile, the pile length is 20m, a steel structure bracket bearing platform is arranged on the pile top according to the size requirement of the component of the opening system, and a supporting roller, a driving mechanism, a buffer device, a limiting device, an anti-overturning device and the like required by the opening system are arranged on the bearing platform top; the landscape pavilion and the accessory facilities are fixed across the bridge.
The opening bridge adopts a flat-open opening and closing mode, and is stably opened or closed outwards or inwards under the drive of a power device; two positioning pin devices corresponding to the positions are arranged on the butt joint surfaces of the two movable spans, so that the positioning accuracy of the movable spans is ensured. According to experimental detection, 16m of navigation width can be realized after the opening span is opened, and the opening process needs 3-4 minutes; to sum up, the utility model discloses the view bridge is opened steadily, and it is simple to open the principle, has the bridge simultaneously and opens and close advantages such as fast, the energy consumption is less, the security is high.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The opening device is arranged on a movable span of the casement type pedestrian landscape opening bridge and is characterized by comprising two guide rails which are arranged in parallel and arranged on the lower surface of the movable span; a supporting wheel set is arranged on the tubular pile platform of the movable span corresponding to the position of the guide rail, and comprises a wheel carrier and a supporting roller arranged on the wheel carrier; the guide rail on the lower surface of the movable span is placed on the supporting roller to form contact fit under the action of self weight; a power device is arranged on the tubular pile platform of the movable span below the movable span, and the power device comprises a motor, a speed reducer and a power output gear; a rack is arranged between the two guide rails on the lower surface of the movable span corresponding to the power output gear along the length direction of the movable span; and a power output gear of the power device is meshed with the power output gear.
2. The opening device based on the side-hung type pedestrian landscape opening bridge according to claim 1, characterized in that: a buffer device is arranged on the pile top platform of the movable span steel pipe column; the buffer device comprises a buffer arranged on a pile top platform of the movable span steel pipe pile and a buffer block arranged on the lower surface of the movable span and corresponding to the buffer.
3. The opening device based on the side-hung type pedestrian landscape opening bridge of claim 2, characterized in that: a limiting device on a pile top platform of the movable span steel pipe pile outside the movable span; the limiting device comprises a limiting vertical plate which is vertically and fixedly installed on a pile top platform of the movable span steel pipe pile, a fixing frame is fixedly installed on the inner side of the upper end of the limiting vertical plate, a limiting restraining wheel is installed on the fixing frame, and the limiting restraining wheel is attached to the outer edge of the movable span steel box girder.
4. The opening device based on the side-hung type pedestrian landscape opening bridge of claim 2, characterized in that: the overturn preventing device is arranged on a pile top platform of the movable span steel pipe pile on the outer side of the movable span; the anti-overturning device comprises an anti-overturning vertical plate which is vertically and fixedly arranged on a pile top platform of the movable cross-steel pipe pile, and a supporting groove is formed in the upper end face of the anti-overturning vertical plate; an anti-overturning pendant is arranged on the anti-overturning vertical plate outside the upper end part of the anti-overturning vertical plate; the overturn-preventing pendant comprises a connecting plate, a lower positioning plate is arranged at the lower end of the connecting plate, and an upper positioning plate is arranged at the upper end of the connecting plate in the same direction as the positioning plate; the anti-overturning hanging piece is fixedly arranged on the anti-overturning vertical plate through a cushion block and a fastening bolt; the upper limiting plate is clamped at the upper edge of the movable span steel box girder.
5. The opening device based on the side-hung type pedestrian landscape opening bridge according to claim 1, characterized in that: and the wheel carrier is provided with a rail clamping device matched with the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220064.7U CN210657940U (en) | 2019-07-30 | 2019-07-30 | Opening device based on bridge is opened to flat-open type people's landscape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220064.7U CN210657940U (en) | 2019-07-30 | 2019-07-30 | Opening device based on bridge is opened to flat-open type people's landscape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210657940U true CN210657940U (en) | 2020-06-02 |
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ID=70816660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921220064.7U Active CN210657940U (en) | 2019-07-30 | 2019-07-30 | Opening device based on bridge is opened to flat-open type people's landscape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210657940U (en) |
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2019
- 2019-07-30 CN CN201921220064.7U patent/CN210657940U/en active Active
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