CN208701523U - A kind of bridge strengthening device improving bearing capacity - Google Patents

Abstract

The utility model discloses a kind of bridge strengthening devices for improving bearing capacity, including bridge crossbeam, support column, reinforcing layer, buffer gear, bridge crossbeam bottom is fixed with reinforcing layer, support column is equipped with below reinforcing layer, the upper end of support column circle is fixed with annular fixed station side wall week, is fixed with buffer gear between the annular fixed station and bearing platform；The support column lower circumference is also fixed with tapered pole and stable base.The structure design of the utility model is reasonable, can effectively reinforce the load-bearing capacity of bridge by the way that the composite fibre stick inside reinforcing layer is arranged in, and two pieces of fibre reinforced composite plates being fixedly installed by reinforcing layer bottom surface effectively reinforce the load-bearing capacity of bridge again；When bridge bears stronger pressure, buffer gear effectively carries out buffering to pressure and unloads power；Three groups of support columns have greatly reinforced the support effect of support column and the load-bearing capacity of bridge crossbeam；It is cooperated by setting fourtier structure, is layering, greatly reinforces the bearing capacity of bridge.

Description

A kind of bridge strengthening device improving bearing capacity

Technical field

The utility model relates to a kind of bridge strengthening device, specifically a kind of bridge strengthening device for improving bearing capacity.

Background technique

With the development of the society, haulage vehicle load-carrying increase, flow increase, and bridge structure also by exposing to the weather, The influence of the external environments such as carbonization, chloride ion, unavoidably will receive harm influence, and the load-carrying properties of structure will generate drop It is low.The generation of these phenomenons can leave security risk to the operation of traffic system, or even cause the accidents such as bridge collapse.By these Disease bridge, which remove rebuilding, can not only expend substantial contribution but also can generate baneful influence to present situation traffic.Therefore to these Problem bridge carries out improving bearing capacity reinforcing being a kind of most economical reasonable mode, but present raising bridge capacity Reinforcing mode it is not satisfactory enough, and mode is more single, cannot be cooperated by a variety of devices, to promote entirety Load-bearing property.

Utility model content

The purpose of this utility model is to provide a kind of bridge strengthening devices for improving bearing capacity, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions:

A kind of bridge strengthening device improving bearing capacity, including bridge crossbeam, support column, tapered pole, stable base, reinforcing Layer, buffer gear, bridge crossbeam bottom surface are arcwall face；Bridge crossbeam bottom is fixed with reinforcing layer, the reinforcing layer arc Metric lattice are identical as bridge crossbeam bottom, reinforcing layer and bridge crossbeam bottom surface firm adhesion, and filling is active inside the reinforcing layer It can property polymer mortar；Support column is equipped with below the reinforcing layer, the reinforcing layer bottom is fixedly connected with bearing platform, the branch Dagger is located at immediately below bearing platform, is fastenedly connected between the support column and bearing platform by link block；The support column uses Cement production systD, and the support column is cylindrical structure, and the upper end of support column circle is fixed with annular fixed station in side wall week, The annular fixed station equally uses cement production systD；It is fixed with buffer gear between the annular fixed station and bearing platform, institute Stating buffer gear includes lower fixed seat, upper fixed seat, the first buffer stopper, the second buffer stopper, third buffer stopper, ear mount, buffering elastic Spring, the lower fixed seat are fixedly mounted on the upper surface of annular fixed station, and fixed seat is fixedly mounted on bearing platform On bottom surface, the lateral wall of fixed seat is located at the inside of lower fixed seat inner sidewall, in the left and right sidewall of fixed seat It is fixed with ear mount, the position that the left and right sides wall of the lower fixed seat corresponds to ear mount offers vertical hole slot；On described It is fixed with the first buffer stopper inside fixing seat, third buffer stopper, first buffering are fixed with inside the lower fixed seat Two buffer springs are fixed on block and third buffer stopper, are also connected with second between the buffer spring of the upper and lower ends Buffer stopper；The support column lower circumference is also fixed with tapered pole, and the taper column bottom is fixedly connected with circular firm Pedestal, and the tapered pole and stable base are all made of cement production systD.

As a further solution of the present invention: being uniformly provided with six through-holes in the stable base, and through-hole Inside is equipped with fixed steel bars, and fixed steel bars are inserted into underground.

The left and right ends of bridge crossbeam bottom surface and center are fixed as a further solution of the present invention, Equipped with support column, the knighthead being connected with reinforcing layer is fixed at left and right sides of the support column.

The inside of the reinforcing layer, which is uniformly arranged, as a further solution of the present invention, is equipped with several composite fibres Stick, the composite fibre stick are carbon fiber rod.

It is equipped with stiffening plate at left and right sides of the bottom surface of the reinforcing layer as a further solution of the present invention, is added Strong plate is fibre reinforced composite plate, and the both ends of the stiffening plate are respectively connected with fixed device, and the fixed device bottom surface opens up There are two tapped through hole, the both ends of the stiffening plate also offer the tapped through hole of same size, and fastening bolt passes through the spiral shell Stiffening plate and fixed device are fastenedly connected by line through-hole.

Compared with prior art, the utility model has the beneficial effects that the structure design of the utility model is reasonable, pass through setting Composite fibre stick inside reinforcing layer can effectively reinforce the load-bearing capacity of bridge, two be fixedly installed by reinforcing layer bottom surface Block fibre reinforced composite plate effectively reinforces the load-bearing capacity of bridge again；When bridge bears stronger pressure, buffer gear Upper fixed seat move down, to compress buffer spring, effectively buffered and unloaded power to pressure, further strengthen bridge Load-bearing capacity；The stability of support column is improved with the stable base being fixed on bottom surface finally by tapered pole, reinforcement makes to support The support effect of column, three groups of support columns have greatly reinforced the support effect of support column and the load-bearing capacity of bridge crossbeam；Pass through setting The load-bearing capacity of bridge is respectively increased in fourtier structure device, and four kinds of structures can also cooperate, and be layering, make bridge Bearing capacity greatly reinforce.

Detailed description of the invention

Fig. 1 is the structural schematic diagram for improving the bridge strengthening device of bearing capacity.

Fig. 2 is the enlarged structure schematic diagram of A in Fig. 1.

Fig. 3 is the structural schematic diagram of buffer gear in the bridge strengthening device for improve bearing capacity.

Fig. 4 is the structural schematic diagram that device is fixed in the bridge strengthening device for improve bearing capacity.

Fig. 5 is the top view of support column in the bridge strengthening device for improve bearing capacity.

In figure: 1- bridge crossbeam；2- support column；3- tapered pole；4- stable base；5- reinforcing layer；6- buffer gear；7- reinforces Plate；8- fixes device；9- knighthead；10- bearing platform；11- link block；12- annular fixed station；13- fixed steel bars；Under 14- Fixing seat；15- upper fixed seat；The first buffer stopper of 16-；The second buffer stopper of 17-；18- third buffer stopper；19- ear mount；20- buffering Spring；21- fastening bolt；22- composite fibre stick；23- functional polymer mortar.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1~5, a kind of bridge strengthening device improving bearing capacity, including bridge crossbeam 1, support column 2, tapered pole 3, stable base 4, reinforcing layer 5, buffer gear 6,1 bottom surface of bridge crossbeam are arcwall face, effectively improve the load-bearing capacity of bridge； 1 bottom of bridge crossbeam is fixed with reinforcing layer 5, and the 5 radian specification of reinforcing layer is identical as 1 bottom of bridge crossbeam, reinforcing layer 5 with 1 bottom surface firm adhesion of bridge crossbeam；And functional polymer mortar 23 is filled with inside the reinforcing layer 5, adhesiveness is strong, corrosion resistant Erosion, thermal adaptability are strong；Support column 2 is equipped with below the reinforcing layer 5,5 bottom of reinforcing layer is fixedly connected with bearing platform 10, The support column 2 is located at immediately below bearing platform 10, is fastenedly connected between the support column 2 and bearing platform 10 by link block 11, Effective support is provided to bridge crossbeam 1 by support column 2；The support column 2 uses cement production systD, and the support column 2 is circle Column construction, 2 upper end of the support column circle are fixed with annular fixed station 12 side wall week, and the annular fixed station 12 equally uses Cement production systD, intensity are big, corrosion-resistant, sturdy and durable；Buffer is fixed between the annular fixed station 12 and bearing platform 10 Structure 6, the buffer gear 6 include lower fixed seat 14, upper fixed seat 15, the first buffer stopper 16, the second buffer stopper 17, third buffering Block 18, ear mount 19, buffer spring 20, the lower fixed seat 14 are fixedly mounted on the upper surface of annular fixed station 12, it is described on Fixing seat 15 is fixedly mounted on the bottom surface of bearing platform 10, and the lateral wall of fixed seat 15 is located at 14 inner sidewall of lower fixed seat Inside, be fixed with ear mount 19, the left and right sides wall of the lower fixed seat 14 in the left and right sidewall of fixed seat 15 The position of corresponding ear mount 19 offers vertical hole slot；The first buffer stopper 16 is fixed with inside fixed seat 15, it is described It is fixed with third buffer stopper 18 inside lower fixed seat 14, is fixed on first buffer stopper 16 and third buffer stopper 18 Two buffer springs 20 are also connected with the second buffer stopper 17 between the buffer spring 20 of the upper and lower ends；2 bottom of support column Portion's circumference is also fixed with tapered pole 3, and 3 bottom of tapered pole is fixedly connected with circular stable base 4, and the taper Column 3 and stable base 4 are all made of cement production systD.

Further, it is uniformly provided with six through-holes in stable base 4 described in the utility model, and is equipped with inside through-hole Fixed steel bars 13, fixed steel bars 13 are inserted into underground, and the stable base 4 is fixed on bottom surface by fixed steel bars 13, effectively add By force to the stablizing effect of support column 2.

Further, the left and right ends of 1 bottom surface of bridge crossbeam described in the utility model and center are fixed with support Column 2,2 left and right sides of support column are fixed with the knighthead 9 being connected with reinforcing layer 5, have greatly reinforced support column 2 Support effect and bridge crossbeam 1 load-bearing capacity.

Further, the inside of reinforcing layer 5 described in the utility model, which is uniformly arranged, is equipped with several composite fibre sticks 22, described multiple Condensating fiber stick 22 is carbon fiber rod, has the advantages of intensity is high, and the service life is long, corrosion-resistant, light weight, effectively improves holding for reinforcing layer Weight effect.

Further, stiffening plate 7 is equipped at left and right sides of the bottom surface of reinforcing layer 5 described in the utility model, stiffening plate 7 is carbon Fiber reinforced compound board, the both ends of the stiffening plate 7 are respectively connected with fixed device 8, there are two fixed 8 bottom surface of device opens up Tapped through hole, the both ends of the stiffening plate 7 also offer the tapped through hole of same size, and fastening bolt 21 is logical by the screw thread Stiffening plate 7 and fixed device are fastenedly connected by hole；Further effectively reinforce bridge by two pieces of fibre reinforced composite plates of setting Load-bearing capacity.

The working principle of the utility model is: can effectively be added by the way that the composite fibre stick 22 inside reinforcing layer 5 is arranged in The load-bearing capacity of strong bridge effectively reinforces bridge by two pieces of fibre reinforced composite plates that 5 bottom surface of reinforcing layer is fixedly installed again The load-bearing capacity of beam；When bridge bears stronger pressure, the upper fixed seat 14 of buffer gear 6 is moved down, so that compression is slow Spring 20 is rushed, is effectively buffered and unloaded power to pressure, further strengthens the load-bearing capacity of bridge；Finally by tapered pole 4 with The stable base 4 being fixed on bottom surface improves the stability of support column 2, reinforces the support effect for making support column 2, three groups of support columns 2 have greatly reinforced the load-bearing capacity of the support effect of support column 2 and bridge crossbeam 1；It is respectively increased by the way that fourtier structure device is arranged The load-bearing capacity of bridge, and four kinds of structures can also cooperate, and be layering, and greatly reinforce the bearing capacity of bridge.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of bridge strengthening device for improving bearing capacity, including bridge crossbeam (1), support column (2), tapered pole (3), stable base (4), reinforcing layer (5), buffer gear (6), it is characterised in that: bridge crossbeam (1) bottom surface is arcwall face, the bridge crossbeam (1) Bottom is fixed with reinforcing layer (5), and reinforcing layer (5) the radian specification is identical as bridge crossbeam (1) bottom, reinforcing layer (5) and bridge Crossbeam (1) bottom surface firm adhesion, and functional polymer mortar (23) are filled with inside the reinforcing layer (5)；The reinforcing Support column (2) are equipped with below layer (5), reinforcing layer (5) bottom is fixedly connected with bearing platform (10), support column (2) position Immediately below bearing platform (10), it is fastenedly connected between the support column (2) and bearing platform (10) by link block (11)；The branch Dagger (2) uses cement production systD, and the support column (2) is cylindrical structure, support column (2) the upper end circle side wall Zhou Gu Fixed to be equipped with annular fixed station (12), the annular fixed station (12) equally uses cement production systD；It is described annular fixed station (12) with It is fixed between bearing platform (10) buffer gear (6), the buffer gear (6) includes lower fixed seat (14), upper fixed seat (15), the first buffer stopper (16), the second buffer stopper (17), third buffer stopper (18), ear mount (19), buffer spring (20), it is described Lower fixed seat (14) is fixedly mounted on the upper surface of annular fixed station (12), and fixed seat (15) is fixedly mounted on load-bearing On the bottom surface of platform (10), the lateral wall of fixed seat (15) is located at the inside of lower fixed seat (14) inner sidewall, described solid It is fixed in the left and right sidewall of reservation (15) ear mount (19), the left and right sides wall of the lower fixed seat (14) corresponds to ear mount (19) position offers vertical hole slot；The first buffer stopper (16) are fixed with inside fixed seat (15), under described Is fixed with third buffer stopper (18) inside fixing seat (14), first buffer stopper (16) with it is solid on third buffer stopper (18) Surely there are two setting buffer spring (20), the second buffer stopper (17) are also connected between the buffer spring (20) of the upper and lower ends； Support column (2) lower circumference is also fixed with tapered pole (3), and tapered pole (3) bottom is fixedly connected with circular steady Gu pedestal (4), and the tapered pole (3) and stable base (4) are all made of cement production systD.

2. the bridge strengthening device according to claim 1 for improving bearing capacity, it is characterised in that: the stable base (4) On be uniformly provided with six through-holes, and be equipped with fixed steel bars (13) inside through-hole, fixed steel bars (13) are inserted into underground.

3. the bridge strengthening device according to claim 1 for improving bearing capacity, it is characterised in that: bridge crossbeam (1) bottom The left and right ends and center in face are fixed with support column (2), are fixed with and are added at left and right sides of the support column (2) Gu the knighthead (9) that layer (5) is connected.

4. the bridge strengthening device according to claim 1 for improving bearing capacity, it is characterised in that: the reinforcing layer (5) Internal uniformly row is equipped with several composite fibre sticks (22), and the composite fibre stick (22) is carbon fiber rod.

5. the bridge strengthening device according to claim 1 for improving bearing capacity, it is characterised in that: the reinforcing layer (5) It is equipped with stiffening plate (7) at left and right sides of bottom surface, stiffening plate (7) is fibre reinforced composite plate, and the both ends of the stiffening plate (7) are equal It is connected with fixed device (8), fixed device (8) bottom surface is opened up there are two tapped through hole, the both ends of the stiffening plate (7) The tapped through hole of same size is offered, fastening bolt (21) is tight by stiffening plate (7) and fixed device by the tapped through hole It is solidly connected.