CN210917056U - Cement concrete bridge deck pavement fracture reinforced structure - Google Patents

Abstract

The utility model discloses a cement concrete bridge deck pavement fracture reinforced structure, crack body in roadbed body and it, this internal preset reinforcing bar that is equipped with of roadbed, the mounting groove has been seted up to the upper end of roadbed body, be provided with the gusset plate in the mounting groove, be provided with first preset groove and second preset groove on the gusset plate respectively, vertical connecting screw rod and the vertical gusset plate that runs through of being provided with of first preset inslot, be provided with adjusting nut in the first preset inslot, adjusting nut is through presetting screw and connecting screw threaded connection, connecting screw rod's the other end is provided with the reinforcement lacing wire, be provided with the pre-buried hole on the roadbed body, be provided with pre-buried agent pipe in the pre-buried hole, vertical screw rod and the vertical gusset plate that runs through of second preset inslot, the screw rod is pegged graft with pre-buried. The reinforcing plate and the concrete preset steel bar form an integral fastening connection structure, the reinforcing effect of the reinforcing plate on the crack body can be further improved, and the drilling convenience of the screw rod is improved.

Description

Cement concrete bridge deck pavement fracture reinforced structure

Technical Field

The utility model relates to a bridge road surface pavement technical field specifically is a cement concrete bridge deck pavement fracture reinforced structure.

Background

The bridge is specially built for the passing of vehicles and pedestrians, the bridge pavement is of a reinforced concrete structure, a preset template is generally arranged around the periphery of a roadbed, a reinforced framework is built on the preset template, concrete is cast in situ in an inner cavity formed by enclosing of the preset template through a concrete casting machine, the cast concrete is paved and then is solidified to form the cast-in-situ reinforced concrete bridge pavement, the surface of the concrete bridge pavement can crack after long-term use, small cracks can be directly filled and reinforced by asphalt liquid, large cracks need to be reinforced, the cracking depth of the large cracks is deep, even the reinforced framework can be seen,

1. the existing reinforcing structure for the large cracks of the cement concrete bridge deck usually only directly covers the large cracks by adopting a reinforcing plate, and then the reinforcing plate is fixed by bolts, so that the reinforcing plate and the preset steel bars of the concrete do not form an integral fastening connection structure, and the crack body possibly has the condition of further cracking;

2. in addition, the nut does not have a drill slot structure, and when the bolt is locked, the bolt needs to be manually rotated and locked by an open end wrench, which is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement concrete bridge deck pavement fracture reinforced structure to solve the gusset plate that prior art exists and to the relatively poor, the lower problem of convenience of boring into of screw rod of the reinforcing effect of crack body.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cement concrete bridge deck pavement fracture reinforced structure, includes road bed body and the crack body in it, this internal preset reinforcing bar that is equipped with of road bed, the mounting groove has been seted up to the upper end of road bed body, is provided with the gusset plate in the mounting groove, be provided with first preset groove and second preset groove on the gusset plate respectively, the vertical connecting screw rod and the vertical gusset plate that runs through that are provided with of first preset inslot, first preset inslot is provided with adjusting nut, and adjusting nut is through presetting screw and connecting screw threaded connection, connecting screw's the other end is provided with the reinforcement lacing wire, be provided with the pre-buried hole on the road bed body, be provided with pre-buried agent pipe in the pre-buried hole, the vertical screw rod and the vertical gusset plate that runs through of second preset inslot, the screw rod is pegged graft with pre.

Preferably, one end of the screw rod is provided with a nut, and the nut is provided with a drill bit groove.

Preferably, the drill bit groove has a cross-shaped cross-sectional view.

Preferably, the first preset groove, the second preset groove and the embedded hole are arranged in a bilateral symmetry mode by taking the vertical central axis of the reinforcing plate as a center.

Preferably, the lateral section of the bottom end of the reinforcing lacing wire is of a semicircular arc structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the thread expansion type thread mounting structure and the connecting screw structure with the reinforcing tie bar, the reinforcing tie bar is hooked on the exposed preset steel bar when the reinforcing plate is installed in a thread expansion mode, and the reinforcing tie bar is hooked with the preset steel bar through the adjusting nut, so that the reinforcing plate and the preset steel bar of the concrete road form an integral fastening connecting structure, the reinforcing effect of the reinforcing plate on a crack body can be further improved, and the phenomenon of further cracking is avoided;

2. through the drill bit groove structure that sets up on the nut, realized directly carrying out the brill of screw rod through the preset cross drill bit of electric hand drill and gone into, improved the convenience of the brill of screw rod.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a schematic top view of the overall structure of the present invention;

fig. 3 is a side view of the connecting screw structure of the reinforcing tie bar of the present invention.

In the figure: the prefabricated steel reinforcement structure comprises a roadbed body 1, a crack body 2, a prefabricated steel bar 3, a mounting groove 4, a reinforcing plate 5, a first prefabricated groove 6, a connecting screw rod 61, an adjusting nut 62, a reinforcing tie bar 63, a second prefabricated groove 7, a screw rod 71, a screw cap 72, a pre-buried agent pipe 73, a drill bit groove 74 and a pre-buried hole 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a cement concrete bridge deck pavement cracking reinforcing structure comprises a roadbed body 1 and a crack body 2 arranged in the roadbed body, wherein the roadbed body 1 is a bottom roadbed of a cement concrete bridge pavement, the crack body 2 is a large crack formed by a cement concrete bridge, the depth of the crack is deep, an internal steel reinforcement framework can be seen, a preset steel reinforcement 3 is arranged in the roadbed body 1, the preset steel reinforcement 3 is a connecting steel reinforcement of the steel reinforcement framework of the cement concrete bridge pavement, a mounting groove 4 is formed in the upper end of the roadbed body 1, the mounting groove 4 is a rectangular groove formed by a grooving machine, the overall length and width dimension of the mounting groove 4 is larger than the dimension of the pavement on the upper end of the crack body 2, the crack body 2 can be integrally covered and reinforced by a reinforcing plate 5, a reinforcing plate 5 is arranged in the mounting groove 4, and the reinforcing plate 5 is cut and processed according to the dimension of the formed mounting groove 4, the reinforcing plate 5 is integrally made of No. 45 steel plates, the strength is high, the reinforcing plate is not easy to deform and is anti-aging, the reinforcing plate 5 is provided with a preset hole, the preset hole is inserted with the connecting screw 61, the free rotation of the connecting screw 61 can be realized, the reinforcing plate 5 is respectively provided with a first preset groove 6 and a second preset groove 7, after the installation and fastening of relevant accessories are completed, phenolic resin glue is poured into the first preset groove 6 and the second preset groove 7 to ensure the tightness between the gaps of the accessories, the connecting screw 61 is vertically arranged in the first preset groove 6 and vertically penetrates through the reinforcing plate 5, an adjusting nut 62 is arranged in the first preset groove 6, the adjusting nut 62 is a common hexagonal nut, the adjusting nut 62 is in threaded connection with the connecting screw 61 through a preset screw hole, the lower end of the connecting screw 61 is welded with a reinforcing pull rib 63, the lateral section of the bottom end of the reinforcing pull rib 63 is in a semicircular arc structure, the whole reinforcing tie bar 63 is made of high-strength die steel, the bottom end of the reinforcing tie bar is bent into a semi-circular arc-shaped structure, the radius size of the semi-circular arc-shaped structure is matched with the radius of the preset reinforcing steel bar 3, the preset reinforcing steel bar 3 can be hooked to achieve the fastening effect, the roadbed body 1 is provided with a pre-buried hole 8, the first pre-buried groove 6, the second pre-buried groove 7 and the pre-buried hole 8 are symmetrically arranged by taking the vertical central axis of the reinforcing plate 5 as the center, a pre-embedding agent pipe 73 is arranged in the pre-buried hole 8, the pre-buried hole 8 is drilled out through a drilling machine, the aperture of the pre-buried hole is matched with the pipe diameter of the pre-embedding agent pipe 73 and is just inserted, the phenolic resin agent is preset in the pre-embedding agent pipe 73, a screw rod 71 is vertically arranged in the second pre-buried groove 7 and vertically penetrates through the reinforcing plate 5, the screw rod 71 is inserted into the pre-, because the rod diameter of the screw rod 71 is greater than the pipe diameter of the pre-embedding agent pipe 73, the outer wall of the screw rod 71 can break the pre-embedding agent pipe 73, the phenolic resin agent which is preset in the pre-embedding agent pipe 73 flows out and fills the gap between the pre-embedding hole 8 and the screw rod 71, after the phenolic resin agent gel is hardened, the screw rod 71 and the pre-embedding hole 8 can be bonded together through strong curing of the phenolic resin agent, the stable installation of the reinforcing plate 5 and the reinforcing effect on the crack body 2 are achieved, the screw cap 72 is welded at the upper end of the screw rod 71, and the drill bit groove 74 is formed in the screw cap 72.

Referring to fig. 1 and 2, the cross section of the drill bit groove 74 is a cross-shaped structure, the drill bit groove 74 of the cross-shaped structure is matched with a cross drill bit on an electric hand drill, the cross drill bit is directly clamped into the drill bit groove 74, the electric hand drill is started, the cross drill bit drives the screw rod 71 to rotate forward through the drill bit groove 74 and drill into the pre-embedding agent pipe 73, and therefore the screw rod 71 is convenient to drill.

The utility model discloses when concrete implementation: inserting an embedding agent pipe 73 into a pre-embedded hole 8 which is already formed, then placing a reinforcing plate 5 into an installation groove 4, wherein the vertical direction of a first pre-arranged groove 6 and a pre-arranged steel bar 3 is staggered, then inserting a screw rod 71 into a pre-arranged through hole on the reinforcing plate 5 and rotating clockwise, when the screw rod 71 is screwed into an inner hole of the embedding agent pipe 73, because the rod diameter of the screw rod 71 is larger than the pipe diameter of the embedding agent pipe 73, the outer wall of the screw rod 71 can support the embedding agent pipe 73 to be broken, a phenolic resin agent which is pre-arranged in the embedding agent pipe 73 flows out and fills a gap between the pre-embedded hole 8 and the screw rod 71, after the phenolic resin gel is hardened, the strong solidification and bonding of the screw rod 71 and the pre-embedded hole 8 can be realized through the strong bonding force of the phenolic resin agent, the stable installation of the reinforcing plate 5 and the reinforcing effect on a crack body 2 are realized, and then the connecting screw rod 61 which is pre-arranged on the reinforcing plate 5 is rotated clockwise by, drive reinforcement lacing wire 63 clockwise rotation ninety degrees of lower extreme, reinforcement lacing wire 63 lower extreme semicircle arc-shaped structure has aimed at with the outer wall that presets reinforcing bar 3 this moment, rotate adjusting nut 62 clockwise through the opening spanner after that, screw drive through the prefabricated screw thread on adjusting nut 62 drives connecting screw 61 rebound, drive reinforcement lacing wire 63 rebound and just will preset reinforcing bar 3 and catch on, in order to reach the effect of fastening, cut the connecting screw 61 portion that the upper end exposes again, guarantee the level and smooth on road surface, the reinforcing plate 5 forms whole fastening connection structure with the preset reinforcing bar 3 of concrete road, further improve the reinforcing effect of reinforcing plate 5 to crack body 2, avoid further cracked phenomenon.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a cement concrete bridge deck pavement fracture reinforced structure, includes road bed body (1) and crack body (2) in it, its characterized in that: the novel roadbed is characterized in that a preset steel bar (3) is arranged in the roadbed body (1), the upper end of the roadbed body (1) is provided with a mounting groove (4), a reinforcing plate (5) is arranged in the mounting groove (4), the reinforcing plate (5) is respectively provided with a first preset groove (6) and a second preset groove (7), the first preset groove (6) is vertically provided with a connecting screw rod (61) and vertically penetrates through the reinforcing plate (5), the first preset groove (6) is internally provided with an adjusting nut (62), the adjusting nut (62) is in threaded connection with the connecting screw rod (61) through a preset screw hole, the other end of the connecting screw rod (61) is provided with a reinforcing tie bar (63), the roadbed body (1) is provided with a pre-buried hole (8), a pre-buried agent pipe (73) is arranged in the pre-buried hole (8), the second preset groove (7) is vertically provided with a screw rod (71) and vertically penetrates through the reinforcing plate (5, the screw rod (71) is inserted with the pre-buried agent pipe (73).

2. The cement concrete bridge deck pavement cracking reinforcing structure of claim 1, wherein: one end of the screw rod (71) is provided with a screw cap (72), and a drill groove (74) is formed in the screw cap (72).

3. The cement concrete bridge deck pavement cracking reinforcing structure of claim 2, wherein: the drill bit groove (74) has a cross-shaped cross-sectional view.

4. The cement concrete bridge deck pavement cracking reinforcing structure of claim 1, wherein: the first preset groove (6), the second preset groove (7) and the embedded hole (8) are arranged in a bilateral symmetry mode by taking the vertical central axis of the reinforcing plate (5) as the center.

5. The cement concrete bridge deck pavement cracking reinforcing structure of claim 1, wherein: the lateral section of the bottom end of the reinforcing tie bar (63) is of a semicircular arc structure.

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