CN211113119U - Temporary bridge device - Google Patents
Temporary bridge device Download PDFInfo
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- CN211113119U CN211113119U CN201921626454.4U CN201921626454U CN211113119U CN 211113119 U CN211113119 U CN 211113119U CN 201921626454 U CN201921626454 U CN 201921626454U CN 211113119 U CN211113119 U CN 211113119U
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- bridge
- frame
- lifting device
- hydraulic lifting
- pile
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Abstract
The application provides a temporary bridge device, wherein each truss comprises two rectangular frames, a plurality of equilateral triangle supporting structures are arranged on the inner sides of the rectangular frames along the length direction, and the vertex angles of the equilateral triangle supporting structures in the two adjacent rectangular frames are opposite in direction; make whole truss form firm whole, the opposite messenger's truss of equilateral triangle bearing structure's apex angle orientation all has the rigidity in all directions, and the structure is more stable. By the foregoing the utility model provides a technical scheme can see out, the embodiment of the utility model provides a pair of temporary suspension bridge device, reasonable in design, construction are simple and convenient, can effectively reduce the construction and drop into, shorten the activity duration, and make full use of river course space's temporary construction suspension bridge. Large land acquisition is avoided, and the greening of both banks is effectively protected; the bridge frame is lifted or lowered by installing the first hydraulic lifting device and the second hydraulic lifting device and simultaneously tensioning or loosening the first hydraulic lifting device and the second hydraulic lifting device.
Description
Technical Field
The utility model relates to a construction equipment field indicates an interim temporary bridge device especially.
Background
Along with the development of cities, various engineering construction projects are carried out in a fierce manner, but the engineering projects are not located on a main road with busy traffic, the construction period is long, lanes can be closed to different degrees during construction, traffic is blocked, great influence is caused on traffic operation and resident trip, traffic pressure of other roads is increased, and potential safety hazards are buried.
The traffic jam problem caused by construction is always accompanied with the process of urbanization, great potential safety hazards are buried, and therefore a temporary bridge is arranged in the prior art, wherein the temporary bridge is a simple bridge. The bridge erected for convenient construction is used for smooth and convenient passing of construction machinery; however, the existing temporary bridges have the following disadvantages: if the temporary bridge in the prior art adopts a permanent concrete bridge structure as a whole, the investment cost is high, the construction speed is slow, and the dismantling cost is high; the temporary bridge is used as a temporary structure for crossing barriers such as a drainage basin, a gully and the like, the requirement of navigation is also considered during construction, and the temporary bridge in the prior art is generally fixed in height, and the fixed height cannot flexibly meet the requirement of navigation.
Disclosure of Invention
In order to solve the problems, the utility model provides a temporary bridge device, wherein a bridge frame is assembled by a plurality of trusses, and the trusses are connected by connecting rods, so the temporary bridge device is simple and convenient to assemble and construct, can effectively reduce construction investment and shorten operation time; the bridge frame is lifted or lowered by installing the first hydraulic lifting device and the second hydraulic lifting device and simultaneously tensioning or loosening the first hydraulic lifting device and the second hydraulic lifting device.
In order to achieve the above object, the utility model adopts the following technical scheme: a temporary bridge device comprises a bridge frame and a bridge deck structure arranged at the top of the bridge frame, wherein the bridge frame comprises a plurality of trusses which are arranged in parallel, and the bottoms of the adjacent trusses are connected through connecting rods; each truss comprises two rectangular frames, a plurality of equilateral triangle supporting structures are arranged on the inner sides of the rectangular frames along the length direction, and the vertex angles of the equilateral triangle supporting structures in the two adjacent rectangular frames face opposite directions; two adjacent vertical edges between the two rectangular frames are connected through a transverse connecting frame; the bridge deck structure comprises a pavement distribution beam paved on the top of a truss, a bamboo plywood paved on the pavement distribution beam, concrete poured on the surface of the bamboo plywood to form a concrete bridge deck, and fixing bolts pre-buried in the concrete bridge deck are connected with an upper cross beam of each rectangular frame; the bottom at bridge roof beam structure both ends is equipped with the end bridge pile, and the centre of bridge roof beam structure is equipped with well bridge pile, just be provided with first hydraulic lifting device between end bridge pile and the bridge frame, be equipped with second hydraulic lifting device between well bridge pile and the bridge frame.
Furthermore, the height of the top of the middle bridge pile is higher than that of the end bridge pile, so that the gradient of the middle of the bridge frame to the two ends is 1.1% -2.0%.
Further, equilateral triangle supporting structure includes three interconnect's waist pole, and the crossing end of three waist poles all is provided with the link, just the link with rectangular frame connects.
Further, end bridge pile includes end bored concrete pile and locates the crown beam of end bored concrete pile upper end, first hydraulic pressure elevating gear sets up the tip at the crown beam, and first hydraulic pressure elevating gear supports the bottom of bridge frame.
Further, the middle bridge pile comprises a middle cast-in-place pile, a cover plate, a stiffening rib and a profile steel distribution beam; the utility model discloses a bridge frame, including apron, shaped steel distribution beam, stiffening rib, second hydraulic lifting device, shaped steel distribution beam, second hydraulic lifting device.
Furthermore, the bilateral symmetry of concrete bridge deck slab is provided with anticollision barrier.
Furthermore, sidewalks are paved on two sides of the surface of the concrete bridge deck, kerbs are arranged on the inner sides of the sidewalks, and pedestrian railings are arranged on the outer sides of the sidewalks.
The beneficial effects of the utility model reside in that:
1. the trusses are arranged into a double-layer structure, each truss comprises two rectangular frames, a plurality of equilateral triangle supporting structures are arranged on the inner sides of the rectangular frames along the length direction, and the vertex angles of the equilateral triangle supporting structures in the two adjacent rectangular frames face opposite directions; the whole truss forms a stable whole, and the vertex angles of the equilateral triangle support structures in the two adjacent rectangular frames are opposite in direction, so that the truss has rigidity in all directions, and the structure is more stable; and the bridge frame is assembled by a plurality of trusses, and the trusses are connected through the connecting rods, so the bridge frame is simple and convenient to assemble and construct, and can effectively reduce construction investment and shorten operation time.
2. Through installing first hydraulic pressure elevating gear and second hydraulic pressure elevating gear, through the first hydraulic pressure elevating gear of simultaneous stretch-draw, second hydraulic pressure elevating gear makes the bridge frame rise, thereby realize the bridge floor structure and rise, can navigate under the bridge floor structure, through relaxing first hydraulic pressure elevating gear, second hydraulic pressure elevating gear makes the bridge frame descend, thereby realize the bridge floor structure and descend, the suspension bridge normally works, the suspension bridge promotes and descends and realizes through promoting the jack, its process is steady, fast, safety. According to the technical scheme provided by the invention, the temporary access bridge device provided by the embodiment of the invention has the advantages of reasonable design and simplicity and convenience in construction, can effectively reduce construction investment and shorten operation time, can fully utilize river channel space to temporarily build the temporary access bridge, avoids mass land acquisition and effectively protects greening at both sides.
Drawings
Fig. 1 is a schematic side view of the temporary bridge of the present invention.
FIG. 2 is a schematic view of the temporary bridge
Fig. 3 is a schematic structural diagram of the middle truss of the present invention.
Fig. 4 is a schematic structural diagram of the middle rectangular frame and the equilateral triangle support structure of the present invention.
Fig. 5 is a schematic structural diagram of an equilateral triangle support structure according to the present invention.
The reference numbers illustrate: 1. a bridge frame; 11. a truss; 111. a rectangular frame; 112. a transverse connection frame; 113. an equilateral triangular support structure; 1131. a waist bar; 1132. a connecting frame; 12. a connecting rod; 21. a pavement distribution beam; 22, bamboo plywood; 23. a concrete deck slab; 24. fixing the bolt; 3. end bridge piles; 31. end pouring piles; 32. a crown beam; 33. a first hydraulic lifting device; 4. middle bridge piles; 41. filling a pile in the middle; 42. protecting the cylinder; 43. a cover plate; 44. a profile steel distribution beam; 45. a stiffening rib; 46. a second hydraulic lift; 5. an anti-collision guardrail; 6. a curb; 7. a pedestrian rail; 8. a sidewalk.
Detailed Description
Referring to fig. 1-5, the present invention relates to a temporary bridge device, which includes a bridge frame 1 and a bridge deck structure disposed on the top of the bridge frame 1, wherein the bridge frame 1 includes a plurality of trusses 11 disposed in parallel, and the bottoms of the adjacent trusses 11 are connected by a connecting rod; each truss 11 comprises two rectangular frames 111, a plurality of equilateral triangle supporting structures 113 are arranged on the inner sides of the rectangular frames 111 along the length direction, and the vertex angles of the equilateral triangle supporting structures 113 in two adjacent rectangular frames 111 face opposite directions; two adjacent vertical edges between the two rectangular frames 111 are connected through a transverse connecting frame 112; the bridge deck structure comprises a pavement distribution beam 21 paved on the top of a truss 11, bamboo plywood 22 paved on the pavement distribution beam 21, concrete is poured on the surface of the bamboo plywood 22 to form a concrete bridge deck 23, and fixing bolts 24 pre-buried in the concrete bridge deck 23 are connected with an upper cross beam of each rectangular frame 111; the bottom of the two ends of the bridge frame 1 is provided with an end bridge pile 3, the middle of the bridge frame 1 is provided with a middle bridge pile 4, and the end bridge pile 3 and the middle bridge pile 4 support the bridge frame 1; and a first hydraulic lifting device 33 is arranged between the end bridge pile 3 and the bridge frame 1, and a second hydraulic lifting device 46 is arranged between the middle bridge pile 4 and the bridge frame 1.
Through installing first hydraulic pressure elevating gear 33 and second hydraulic pressure elevating gear 46, through stretch-draw first hydraulic pressure elevating gear 33 simultaneously, second hydraulic pressure elevating gear 46 makes bridge roof frame 1 rise, thereby realize the bridge floor structure and rise, can navigate under the bridge floor structure, through relaxing first hydraulic pressure elevating gear 33, second hydraulic pressure elevating gear makes bridge roof frame 1 descend, thereby realize that the bridge floor structure descends, the suspension bridge normally works, suspension bridge promotes and descends and realizes through promoting first hydraulic pressure elevating gear 33 and second hydraulic pressure elevating gear 46, its process is steady, fast, safety. According to the technical scheme provided by the invention, the temporary access bridge device provided by the embodiment of the invention has the advantages of reasonable design and simplicity and convenience in construction, can effectively reduce construction investment and shorten operation time, can fully utilize river channel space to temporarily build the temporary access bridge, avoids mass land acquisition and effectively protects greening at both sides.
The truss 11 comprises two layers of structures which are connected with each other, each layer of structure comprises a rectangular frame 111, two adjacent vertical edges between the two layers of rectangular frames 111 are connected through a transverse connection frame 112, the transverse connection frame 112 is stable in structure and convenient to purchase, the truss can be directly used by being cut into a proper length, and an upper binding face and a lower binding face naturally exist; the trusses 11 are arranged into a double-layer structure, wherein each truss 11 comprises two rectangular frames 111, a plurality of equilateral triangle support structures 113 are arranged on the inner sides of the rectangular frames 111 along the length direction, and the vertex angles of the equilateral triangle support structures 113 in the two adjacent rectangular frames 111 face opposite directions; the whole truss 11 forms a stable whole, and the top angles of the equilateral triangle support structures 113 in two adjacent rectangular frames 111 are opposite in direction, so that the truss 11 has rigidity in all directions, and the structure is more stable.
Referring to fig. 1-2, further, the height of the top of the middle bridge pile 4 is higher than that of the end bridge pile 3, so that the gradient of the bridge frame 1 from the middle to both ends is 1.1% -2.0%. The bottom at 1 both ends of bridge frame is equipped with end bridge pile 3, and the centre of bridge frame 1 is equipped with well bridge pile 4, and end bridge pile 3 supports bridge frame 1 with well bridge pile 4. The top elevation of the middle bridge pile 4 is higher than that of the end bridge pile 3, and the middle of the supported Bailey beam is higher than the two ends, so that the slope of 1.5% is formed, and drainage can be facilitated. In addition, the transverse slope is set in a mode of raising the elevation of the pier top in the river, the transverse slope is prevented from being set by increasing the thickness of a traditional cast-in-place layer, the concrete engineering quantity of the cast-in-place layer can be effectively reduced, and the self weight of the structure is reduced.
Referring to fig. 5, further, the equilateral triangle support structure 113 includes three lumbar rods 1131 connected to each other, and connecting frames are disposed at the intersecting ends of the three lumbar rods 1131 and connected to the rectangular frame 111. The frame card of connecting frame with rectangular frame 111 locates wherein, through the bolt fastening, can accomplish and be connected with rectangular frame 111, and it is fixed to establish the mode through the card, can carry out more stable fixed to equilateral triangle-shaped bearing structure 113, and the in-process of installation also fixes a position more easily.
Further, the end bridge pile 3 comprises an end cast-in-place pile 31 and a crown beam 32 arranged at the upper end of the end cast-in-place pile 31, the crown beam 32 supports the end of the bridge frame 1, and the first hydraulic lifting device 33 supports the bottom end of the bridge frame 1.
Further, the middle bridge pile 4 comprises a middle cast-in-place pile 41, a cover plate 43, a stiffening rib 45 and a section steel distribution beam 44; the cover plate 43 is placed on the top 41 of the cast-in-place pile, the section steel distribution beam 44 is welded on the cover plate 43, the stiffening ribs 45 are arranged on the section steel distribution beam 44, and the second hydraulic lifting device 46 is arranged on the stiffening ribs 45 and supported at the bottom end of the bridge frame 1.
In this embodiment, a power supply device for supplying power and a console for operating the first hydraulic lifting device 33 and the second hydraulic lifting device 46 may be disposed on the bridge deck structure, and a control handle and a related display device are disposed in the console for displaying the working state of the first hydraulic lifting device 33 and the second hydraulic lifting device 46; meanwhile, since the first hydraulic lifting device 33 and the second hydraulic lifting device 46 both adopt a conventional hydraulic rod lifting device, the first hydraulic lifting device 33 and the second hydraulic lifting device 46 are not redundantly stated.
Further, the two sides of the concrete bridge deck 23 are symmetrically provided with anti-collision guardrails 5. The anti-collision guardrail 5 can ensure the driving safety besides increasing the stability of the bridge.
Furthermore, sidewalks 8 are paved on two sides of the surface of the concrete bridge deck plate 23, kerbs 6 are arranged on the inner sides of the sidewalks 8, and pedestrian railings 7 are arranged on the outer sides of the sidewalks 8. Curb 6 and pedestrian's railing 7 can effectively separate the road, and play effectual protection to the pedestrian in the people's way 8.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (7)
1. A temporary bridge device is characterized by comprising a bridge frame and a bridge deck structure arranged at the top of the bridge frame, wherein the bridge frame comprises a plurality of trusses which are arranged in parallel, and the bottoms of the adjacent trusses are connected through connecting rods; each truss comprises two rectangular frames, a plurality of equilateral triangle supporting structures are arranged on the inner sides of the rectangular frames along the length direction, and the vertex angles of the equilateral triangle supporting structures in the two adjacent rectangular frames face opposite directions; two adjacent vertical edges between the two rectangular frames are connected through a transverse connecting frame; the bridge deck structure comprises a pavement distribution beam paved on the top of a truss, a bamboo plywood paved on the pavement distribution beam, concrete poured on the surface of the bamboo plywood to form a concrete bridge deck, and fixing bolts pre-buried in the concrete bridge deck are connected with an upper cross beam of each rectangular frame; the bottom at bridge roof beam structure both ends is equipped with the end bridge pile, and the centre of bridge roof beam structure is equipped with well bridge pile, just be provided with first hydraulic lifting device between end bridge pile and the bridge frame, be equipped with second hydraulic lifting device between well bridge pile and the bridge frame.
2. A temporary bridge girder erection device according to claim 1, wherein the top elevation of the middle bridge pile is higher than that of the end bridge piles, so that the middle of the bridge girder frame is sloped 1.1% -2.0% towards both ends.
3. A temporary access bridge device according to claim 1, wherein: equilateral triangle bearing structure includes three interconnect's waist pole, and the crossing end of three waist poles all is provided with the link, just the link with rectangular frame connects.
4. A temporary access bridge device according to claim 1, wherein: the end bridge pile comprises an end cast-in-place pile and a crown beam arranged at the upper end of the end cast-in-place pile, the first hydraulic lifting device is arranged at the end part of the crown beam, and the first hydraulic lifting device supports the bottom end of the bridge beam frame.
5. A temporary bridge girder apparatus according to claim 1, wherein the middle bridge piles comprise middle cast-in-place piles, cover plates, stiffening ribs and steel distribution beams; the utility model discloses a bridge frame, including apron, shaped steel distribution beam, stiffening rib, second hydraulic lifting device, shaped steel distribution beam, second hydraulic lifting device.
6. A temporary access bridge device according to claim 1, wherein: and anti-collision guardrails are symmetrically arranged on two sides of the concrete bridge deck.
7. A temporary access bridge device according to claim 6, wherein: pavement pavements are paved on two sides of the surface of the concrete bridge deck, kerbs are arranged on the inner sides of the pavement pavements, and pedestrian railings are arranged on the outer sides of the pavement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626454.4U CN211113119U (en) | 2019-09-27 | 2019-09-27 | Temporary bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626454.4U CN211113119U (en) | 2019-09-27 | 2019-09-27 | Temporary bridge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211113119U true CN211113119U (en) | 2020-07-28 |
Family
ID=71692495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921626454.4U Expired - Fee Related CN211113119U (en) | 2019-09-27 | 2019-09-27 | Temporary bridge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211113119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359718A (en) * | 2020-11-09 | 2021-02-12 | 杨思秀 | Guardrail device of bridge and construction method thereof |
-
2019
- 2019-09-27 CN CN201921626454.4U patent/CN211113119U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359718A (en) * | 2020-11-09 | 2021-02-12 | 杨思秀 | Guardrail device of bridge and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20210927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |