Fabricated rapid building structure of water conservancy service bridge

Abstract

The utility model provides an assembly type rapid building structure of a water conservancy service bridge, and relates to the technical field of bridge engineering. The structure comprises an upper layer, a middle layer and a lower layer from top to bottom. The upper layer comprises two groups of rectangular bridge frames, and anti-leakage cloth is laid on the bridge frames; the side edge of the bridge frame is provided with a side frame, and a concrete layer is filled above the anti-leakage cloth in a middle range defined by the side frame; the concrete layer is formed on the bridge frame through pouring, so that the load is effectively balanced, and the load bearing capacity of the bridge body is greatly improved; a stable matrix structure is constructed below the bridge frame in a mode that the first splice plates and the second splice plates are spliced in a staggered mode, the connection strength of the matrix in the horizontal direction is enhanced by means of the double-end studs and the U-shaped hanging lugs, and the bearing performance of the bridge body is further enhanced. The assembly type service bridge shows extremely high connection strength and can bear a large load; the problems that the connection strength between all parts of an existing assembly type service bridge is not high, and the existing assembly type service bridge cannot bear heavy loads usually are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bridge engineering technical field, more specifically, especially relate to the assembly type quick erecting structure of water conservancy working bridge. BACKGROUND

[0002] Water conservancy project, be a project that is dedicated to the effective control and reasonable allocation of surface water or groundwater in nature, its core purpose is to eliminate the harm of water disaster, and fully benefit from the water effect; in the construction process of water conservancy project, based on the actual consideration of traffic transportation, construction team often builds temporary working bridge on the surface of surface water, its role is to provide convenient traffic conditions for engineering construction, help construction work to carry out smoothly; In order to be more efficient, convenient to complete the erection and subsequent removal work of working bridge, usually assembly type structure is used to carry out splicing operation, so as to significantly improve the speed of working bridge erection, save construction time cost.

[0003] However, the working bridge built by splicing mode has a relatively common problem, that is, the connection strength is generally not ideal; Due to insufficient connection strength, such working bridge is difficult to bear heavy load; In the process of personnel traffic, once the load exceeds its bearing range, it is likely to collapse, which brings potential threat to the personal safety of construction personnel. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the above technical problems, the utility model provides the assembly type quick erecting structure of water conservancy working bridge, to solve the problem that the connection strength between each part of the existing assembly type working bridge is not high, and heavy load cannot be usually borne.

[0005] The utility model provides the assembly type quick erecting structure of water conservancy working bridge, which is achieved by the following specific technical means:

[0006] The application discloses a quick assembling structure of a water conservancy work bridge, which is divided into an upper layer, a middle layer and a lower layer from top to bottom.

[0007] Further, the middle layer further comprises stud bolts, the two ends of the stud bolts transversely penetrating the perforations on the longitudinal ribs one of the two groups of the splicing plates one, and hexagonal nuts are mounted on the two ends of the stud bolts, the hexagonal nuts being clamped on the outermost longitudinal ribs one.

[0008] Further, the perforations on the transverse ribs one on the two adjacent longitudinal splicing plates one are hung with the same group of U-shaped ears.

[0009] Further, the positioning column penetrates the positioning holes one, the positioning holes two and the positioning holes three downwards.

[0010] Further, the top of the bridge pier is provided with an inner groove in the center, and a lifting lug is arranged on the bridge pier in the inner groove.

[0011] Further, the bridge frame is provided with knocking holes.

[0012] Compared with the prior art, the application has the following beneficial effects:

[0013] The utility model discloses a concrete layer is formed by pouring on the bridge frame, effectively balances the load, and the load bearing capacity of bridge body is greatly promoted, below the bridge frame, adopt the way of staggered splicing of splice plate one and splice plate two, build the stable matrix structure, and with the help of stud and U -shaped lug, the connection strength of matrix in horizontal direction is strengthened, and the load bearing performance of bridge body is further enhanced, the support plate support is supported below the matrix, and the both ends of support plate support are supported on the pier, and this design ensures the stability of splicing structure in vertical direction, avoids the risk of collapse, and guarantees the safety and smooth of bridge surface traffic, whether in horizontal direction transversely, vertically or in vertical direction, the assembly type working bridge all shows extremely high connection strength, can bear larger load, provides simple, reliable bridge solution for most application scenarios. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the side view of the utility model.

[0015] Figure 2 It is the side view of the utility model.

[0016] Figure 3 It is the building mode schematic view of the utility model.

[0017] Figure 4 It is the structure schematic view of the upper layer of the utility model.

[0018] Figure 5 It is the side view of the bridge frame of the utility model.

[0019] Figure 6 It is the side view of the bridge frame of the utility model.

[0020] Figure 7 It is the structure schematic view of the middle layer of the utility model.

[0021] Figure 8 It is the structure schematic view of splice plate one of the utility model.

[0022] Figure 9 It is the structure schematic view of splice plate two of the utility model.

[0023] Figure 10 It is the connection method schematic view of splice plate one and splice plate two of the utility model.

[0024] Figure 11 It is the structure schematic view of the lower layer of the utility model.

[0025] Figure 12 It is the building mode schematic view of the lower layer of the utility model.

[0026] Figure 13 It is the structure schematic view of the pier of the utility model.

[0027] In the drawings, the correspondence between the component names and the drawing numbers is as follows:

[0028] 1, upper layer; 11, bridge; 111, side frame; 112, positioning column; 113, guardrail; 114, handle; 115, knocking hole; 12, concrete layer; 13, concrete joint;

[0029] 2, middle layer; 21, splice plate one; 211, horizontal rib one; 212, vertical rib one; 213, positioning hole one; 22, splice plate two; 221, horizontal rib two; 222, vertical rib two; 223, positioning hole two; 23, double head stud; 24, hexagonal nut; 25, U-shaped lug;

[0030] 3, lower layer; 31, support plate; 311, positioning hole three; 32, pier; 321, edge groove; 322, inner groove; 323, lug. DETAILED DESCRIPTION

[0031] The embodiments of the present application will be further described in detail below with reference to the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0032] Example:

[0033] As shown in the accompanying Figure 1 to the accompanying Figure 13 :

[0034] The utility model provides a water conservancy work bridge's assembly type quick erection structure, this structure is from top to bottom divided into upper layer 1, middle layer 2 and lower layer 3, upper layer 1 includes two groups of rectangular bridge frame 11, and bridge frame 11 is paved with leakproof cloth on top, and the side of bridge frame 11 is equipped with side frame 111, and in the middle range delimited by side frame 111, the concrete layer 12 is filled in leakproof cloth top, and the gap between two groups of bridge frame 11 is filled with concrete, forms concrete crack 13, and the both sides of bridge frame 11 are equipped with guardrail 113 and handle 114, and the bottom of bridge frame 11 is equipped with positioning column 112, and middle layer 2 includes rectangular spliced plate one 21 and spliced plate two 22, and the length of spliced plate one 21 is two times of spliced plate two 22, and spliced plate one 21 is arranged alternately between each other, forms a two horizontal row matrix of a side, and the notch of matrix edge is filled by spliced plate two 22, and the bottom of spliced plate one 21 is alternately distributed with horizontal rib one 211 and vertical rib one 212, and the perforation is seted up on horizontal rib one 211 and vertical rib one 212, and the positioning hole one 213 is seted up on spliced plate one 21, and the bottom of spliced plate two 22 is alternately distributed with horizontal rib two 221 and vertical rib two 222, and the perforation is seted up on horizontal rib two 221 and vertical rib two 222, and the positioning hole two 223 is seted up on spliced plate two 22, and lower layer 3 includes two groups of support bearing plate 31 and two groups of bridge pier 32, and the positioning hole three 311 is seted up on support bearing plate 31, and the top both sides of bridge pier 32 are equipped with side groove 321, and one end of support bearing plate 31 is seted up in side groove 321, and bridge frame 11 is paved on the matrix formed by spliced plate one 21 and spliced plate two 22, and the matrix is borne on support bearing plate 31 and bridge pier 32.

[0035] As shown in the figure, Figure 7 and Figure 10 As shown in the figure, the middle layer 2 further includes stud 23, the both ends of stud 23 cross the perforation seted up on the vertical rib one 212 of two groups of spliced plate one 21, and the both ends of stud 23 are equipped with hexagonal nut 24, and hexagonal nut 24 is clamped on the outermost vertical rib one 212, and two groups of spliced plate one 21 are connected through stud 23 and hexagonal nut 24, and because spliced plate one 21 is alternately spliced, each group of spliced plate one 21 is connected with two groups of spliced plate one 21 of another row through stud 23, and as long as stud 23 is not cut by shearing force, the connection strength of the matrix in the longitudinal direction can be ensured, and hexagonal nut 24 clamped on the both sides of stud 23 strengthens the connection strength of the matrix in the transverse direction.

[0036] As shown in the figure, Figure 10 As shown in the figure, the same group of U-shaped lug 25 is hung on the perforation seted up on the horizontal rib one 211 of the adjacent side of two spliced plate one 21 adjacent in the longitudinal direction, which avoids the outward deviation of two spliced plate one 21 adjacent in the longitudinal direction in the transverse direction, thereby ensuring the connection strength of the matrix in the transverse direction.

[0037] As shown in the figure,Figure 2 As shown, the positioning post 112 penetrates downward through positioning hole 1 213, positioning hole 223 and positioning hole 311 to prevent the upper layer 1, middle layer 2 and lower layer 3 of the bridge body from being misaligned in the horizontal direction, thereby ensuring the overall connection strength of the bridge body.

[0038] Among them, such as Figure 13 As shown, the top of the pier 32 has an inner groove 322 in the center, and the pier 32 has a lifting lug 323 in the inner groove 322. The pier 32 is made of concrete and needs to be lifted by an engineering vehicle through the lifting lug 323 for positioning assistance.

[0039] Among them, such as Figure 6 As shown, the cable tray 11 has a hammering hole 115. Concrete is poured onto the cable tray 11 to form a concrete layer 12, which can distribute the load evenly. When the bridge body is under heavy load, the cable tray 11 will not dent, and at the same time, it protects the splicing structure of the middle layer 2. If the bridge body needs to be disassembled and recycled, when disassembling the upper layer 1, the cable tray 11 and the concrete layer 12 can be lifted off the bridge body by an engineering vehicle through the guardrail 113 or the handle 114. Then, the cable tray 11 is flipped so that its bottom surface is facing up, and the concrete layer 12 is hammered through the hammering hole 115. The concrete layer 12 will automatically fall off the cable tray 11 under the hammering, reducing the weight of the cable tray 11 and making it easier to recycle and transport.

[0040] The specific usage and function of this embodiment are as follows:

[0041] The utility model discloses a bridge body is divided into upper layer 1, middle layer 2 and lower layer 3 from top to bottom, and the bridge 11 of upper layer 1 is laid on the matrix that is spliced by splice plate one 21 and splice plate two 22 of middle layer 2, and the matrix is borne on the support bearing plate 31 and bridge pier 32 of lower layer 3, the bridge 11 of upper layer 1 is formed concrete layer 12 by pouring, is used for balancing load, makes bridge body can bear larger load, the matrix of two rows of long strip shape is formed to the staggered splicing between splice plate one 21 of middle layer 2, and the both ends notched portion is filled through splice plate two 22, and every group of splice plate one 21 is connected with two groups of splice plate one 21 of another row through stud bolt 23 simultaneously, just the shear force is cut off to the stud bolt 23, can guarantee the connecting strength of matrix in longitudinal direction, and the hexagon nut 24 installed on the both sides of stud bolt 23 is clamped in the lateral both sides of matrix, has strengthened the connecting strength of matrix in horizontal direction, the perforation of the lateral rib one 211 on the adjacent side is hung with the same group U-shaped lug 25 on two splice plate one 21 of longitudinal adjacent, avoids the offset of two groups of splice plate one 21 between longitudinal adjacent in horizontal direction to the outside one side, thereby guarantees the connecting strength of matrix in horizontal direction, and the support bearing plate 31 bears under the splicing structure of middle layer 2, and is supported through bridge pier 32 on both sides, guarantees that middle layer 2 will not collapse in vertical direction, guarantees that the bridge deck can be safely and smoothly through, and positioning column 112 is downward and penetrates positioning hole one 213, positioning hole two 223 and positioning hole three 311, avoids the misplacement of bridge body upper layer 1, middle layer 2 and lower layer 3 in horizontal direction, thereby guarantees the connecting strength of bridge body whole.

[0042] The utility model discloses not detailed place, all are the known technology of the person skilled in the art.

Claims

1. A prefabricated rapid-assembly structure for a hydraulic working bridge, the structure being divided into an upper layer (1), a middle layer (2), and a lower layer (3) from top to bottom; the upper layer (1) includes two sets of rectangular bridge frames (11), with a leak-proof cloth laid on top of the bridge frames (11); the sides of the bridge frames (11) are provided with side frames (111), and within the middle range defined by the side frames (111), a concrete layer (12) is filled above the leak-proof cloth; the gap between the two sets of bridge frames (11) is filled with concrete to form a concrete joint (13); the bridge frames (11) are provided with guardrails (113) and handles (114) on both sides; characterized in that: The bottom of the cable tray (11) is provided with positioning posts (112); the middle layer (2) includes a rectangular splicing plate one (21) and a splicing plate two (22), and the length of splicing plate one (21) is twice the length of splicing plate two (22); the splicing plates one (21) are arranged alternately to form a matrix with two horizontal rows on one side, and the gaps at the edges of the matrix are filled by splicing plate two (22); the bottom of the splicing plate one (21) is alternately distributed with horizontal rib one (211) and vertical rib one (212), and perforations are opened on the horizontal rib one (211) and the vertical rib one (212), and positioning holes one (213) are opened on the splicing plate one (21); the bottom of the splicing plate two (22) is alternately distributed with horizontal rib one (211) and vertical rib one (212). The structure is provided with two transverse ribs (221) and two longitudinal ribs (222). The transverse ribs (221) and the longitudinal ribs (222) are perforated, and the splicing plate (22) is provided with two positioning holes (223). The lower layer (3) includes two sets of support plates (31) and two sets of piers (32). The support plates (31) are provided with three positioning holes (311), and the top sides of the piers (32) are provided with side grooves (321). One end of the support plate (31) is placed in the side groove (321). The bridge frame (11) is laid on a matrix formed by splicing the splicing plate (21) and the splicing plate (22). The matrix is ​​supported by the support plates (31) and the piers (32).

2. The prefabricated rapid assembly structure of the hydraulic working bridge as described in claim 1, characterized in that: The middle layer (2) also includes a double-ended stud (23). The two ends of the double-ended stud (23) pass through the holes opened on the longitudinal ribs (212) of the two sets of splicing plates (21). The two ends of the double-ended stud (23) are equipped with hexagonal nuts (24), which are locked on the outermost longitudinal rib (212).

3. The prefabricated rapid assembly structure of the hydraulic working bridge as described in claim 1, characterized in that: On two longitudinally adjacent splicing plates (21), the same set of U-shaped hanging ears (25) are hung at the perforations opened on the transverse ribs (211) on the adjacent side.

4. The prefabricated rapid assembly structure of the hydraulic working bridge as described in claim 1, characterized in that: The positioning pin (112) extends downward through positioning hole one (213), positioning hole two (223) and positioning hole three (311).

5. The prefabricated rapid assembly structure of the hydraulic working bridge as described in claim 1, characterized in that: The top of the pier (32) has an inner groove (322) in the center, and the pier (32) has a lifting lug (323) in the inner groove (322).

6. The prefabricated rapid assembly structure of the hydraulic working bridge as described in claim 1, characterized in that: The cable tray (11) is provided with a striking hole (115).

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