CN216194056U

CN216194056U - Steel structure bridge butt joint calibrating device

Info

Publication number: CN216194056U
Application number: CN202122316521.6U
Authority: CN
Inventors: 陈军军; 秦艺鸣; 张宝烁; 袁民; 胡松涛
Original assignee: Qingdao University of Technology; Shanghai Civil Engineering Co Ltd of CREC; Third Engineering Co Ltd of Shanghai Civil Engineering Co Ltd of CREC
Current assignee: Qingdao University of Technology; Shanghai Civil Engineering Co Ltd of CREC; Third Engineering Co Ltd of Shanghai Civil Engineering Co Ltd of CREC
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-05
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of steel structure bridge butt joint, in particular to a steel structure bridge butt joint calibrating device which comprises a fixing box body and a steel structure beam inserted in the fixing box body, wherein a fixing groove is formed in the surface of the fixing box body, the fixing groove and the steel structure beam are both in an I-shaped structure, the fixing groove limits the position of the steel structure beam, a fixing plate is fixed on the surface of the fixing box body, a limiting assembly and a guiding assembly are arranged on the surface of the fixing plate, a pen detecting assembly and a pressure sensing assembly are arranged at the lower end of the fixing plate, and a limiting sliding assembly is arranged at the bottom end of the guiding assembly and is in limiting fit with the pen detecting assembly; the beneficial effects are that: through setting up the horizontal perpendicular contact steel structure crossbeam section of contact probe, exert pressure to the pressure needle through the pressure ball of visiting a subassembly tail end to drive the pressure needle and contact pressure sensor surface, carry out vertical calibration to steel structure crossbeam section through pressure sensor's pressure curve, the stopper is spacing to the pen-holder level, and guide bar and spacing ring are spacing perpendicularly to the pen-holder.

Description

Steel structure bridge butt joint calibrating device

Technical Field

The utility model relates to the technical field of steel structure bridge butt joint, in particular to a steel structure bridge butt joint calibration device.

Background

A rigid frame bridge is characterized in that a main bearing structure adopts a rigid frame bridge, namely a beam and legs or a pier body form rigid connection. The main bearing structure of the rigid frame bridge is a rigid frame structure formed by fixedly connecting a beam and a pier, the beam and the pier are integrally stressed due to the fixedly connected pier beam, and the pier not only bears the vertical pressure caused by the load on the beam, but also bears the bending moment and the horizontal thrust. Under the action of vertical load, the bending moment of the beam of the rigid frame bridge is generally smaller than that of a continuous beam or a simply supported beam with the same span, and the spanning capacity of the rigid frame bridge is larger than that of a beam bridge; the pier beam is consolidated without a large support, and the structure integrity is strong and the seismic performance is good. Therefore, the prestressed concrete rigid frame bridge is the main bridge type of the current large-span bridge.

The utility model provides a steel structure bridge butt joint calibrating device for solving the problems that two welded steel structure beams are not straight in the welding process of an existing steel structure, and the reason is mainly that the two welded steel structure beams are not subjected to section calibration in the welding process, and the ports of the two steel structure beams to be welded are not parallel and level, so that the welding alignment difficulty is increased, and the two steel structure beams to be welded are not straight after welding is completed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel structure bridge butt joint calibration device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a steel structure bridge butt joint calibrating device, including fixed box and the steel construction crossbeam of pegging graft in fixed box inside, the fixed slot has been seted up on fixed box surface, fixed slot and steel construction crossbeam all are "worker" font structure, the fixed slot is spacing to the steel construction crossbeam, fixed box fixed surface has the fixed plate, the fixed plate surface is provided with spacing subassembly and direction subassembly, the fixed plate lower extreme is provided with visits a subassembly and forced induction subassembly, and the direction subassembly bottom is provided with spacing slip subassembly and visits the spacing cooperation of a subassembly.

Preferably, visit a subassembly and include the pen-holder that contact probe, contact probe one end are connected and the pressure ball that the pen-holder other end is connected, the contact probe is round platform column structure, and minor diameter terminal surface to steel construction crossbeam, major diameter end is connected with the pen-holder, and the pen-holder is cylindric structure, and the pressure ball is globular structure.

Preferably, the limiting sliding assembly comprises a limiting block, a limiting sliding groove and a limiting sliding block, the limiting sliding groove and the limiting sliding block are formed in the surface of the limiting block, the limiting sliding block is arranged on the surface of the pen holder, the cross section of the limiting sliding block is in a Contraband-shaped structure, multiple groups of limiting sliding blocks are arranged, the limiting sliding blocks are circumferentially distributed by taking the axis of the pen holder as the center of a circle, the limiting block is in a circular ring-shaped structure, and the limiting sliding groove is matched with the limiting sliding block.

Preferably, the guide assembly includes the guide post, guide post complex guide way and the anti-falling block that the guide post top set up, and the guide way is seted up on the fixed plate surface, and the guide way is located the pen-holder top placed in the middle, and the guide post bottom is connected with the stopper, and the guide way is horizontal spacing to the guide post, and the anti-falling block is spacing to the guide post axial, prevents that the guide post from falling out the fixed plate.

Preferably, spacing subassembly includes limiting plate that spacing ring, limiting ring both ends are connected and with limiting plate complex guide way, limiting plate and guide way are seted up on the fixed plate surface, and limiting plate and guide way all are provided with the multiunit, the guide way sets up with the limiting plate is perpendicular, the limiting ring cup joints on the guide post surface, and is the ring annular structure, the limiting ring is perpendicular spacing to the guide post, the limiting plate is "L" font structure, and the limiting plate bottom is provided with slider and guide way cooperation, and the guide way all is "T" font structure with the slider.

Preferably, the pressure sensing assembly comprises a pressure plate connected with the flexible shell and pressure needles arranged inside the flexible shell, the flexible shell and the pressure plate are arranged at the lower end of the fixing plate, the cross section of the flexible shell is of an Contraband-shaped structure, the surface of the pressure plate is provided with pressure sensors, the pressure needles are provided with a plurality of groups and are uniformly distributed on the inner wall of the limiting sliding block, and the pressure needles are perpendicular to and opposite to the pressure plate.

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

according to the utility model, the contact probe is horizontally and vertically contacted with the section of the steel structure beam, the pressure ball at the tail end of the pen probing assembly is used for applying pressure to the pressure needle, so that the pressure needle is driven to be contacted with the surface of the pressure sensor, the section of the steel structure beam is vertically calibrated through the pressure curve of the pressure sensor, the limiting block is used for horizontally limiting the pen holder, and the guide rod and the limiting ring are used for vertically limiting the pen holder.

Drawings

FIG. 1 is a schematic perspective view of a steel structure bridge butt joint calibration device;

FIG. 2 is a schematic sectional view of a steel structure bridge butt joint calibration device;

FIG. 3 is a perspective view of the stylus assembly;

fig. 4 is a schematic sectional structure view of the probe assembly.

In the figure: the device comprises a fixed box body 1, a fixed groove 2, a steel structure beam 3, a contact probe 4, a pen holder 5, a limiting block 6, a pressure ball 7, a flexible shell 8, a pressure plate 9, a sliding groove 10, a guide groove 11, a limiting plate 12, a limiting ring 13, an anti-falling block 14, a guide column 15, a fixed plate 16, a pressure needle 17, a limiting sliding block 18 and a limiting sliding groove 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a steel structure bridge butt joint calibrating device, including fixed box 1 and peg graft at the inside steel construction crossbeam 3 of fixed box 1, fixed slot 2 has been seted up on fixed box 1 surface, fixed slot 2 and steel construction crossbeam 3 all are "worker" font structure, fixed slot 2 is spacing to steel construction crossbeam 3, 1 fixed surface of fixed box has fixed plate 16, the 16 surfaces of fixed plate are provided with spacing subassembly and direction subassembly, 16 lower extremes of fixed plate are provided with and visit a subassembly and forced induction subassembly, and the direction subassembly bottom is provided with spacing slip subassembly and visits the spacing cooperation of a subassembly.

The pen probe assembly comprises a contact probe 4, a pen holder 5 connected with one end of the contact probe 4 and a pressure ball 7 connected with the other end of the pen holder 5, wherein the contact probe 4 is in a circular truncated cone-shaped structure, the small-diameter end face faces the steel structure beam 3, the large-diameter end is connected with the pen holder 5, the pen holder 5 is in a cylindrical structure, and the pressure ball 7 is in a spherical structure; the limiting sliding assembly comprises a limiting block 6, a limiting sliding groove 19 and a limiting sliding block 18, wherein the limiting sliding block 18 is arranged on the surface of the pen holder 5, the cross sections of the limiting sliding block 18 are in an Contraband-shaped structure, a plurality of groups of limiting sliding blocks are arranged, the limiting sliding blocks are circumferentially distributed by taking the axis of the pen holder 5 as the center of a circle, the limiting block 6 is in a circular structure, and the limiting sliding groove 19 is matched with the limiting sliding block 18; the guide assembly comprises a guide post 15, a guide groove 11 matched with the guide post 15 and an anti-falling block 14 arranged at the top end of the guide post 15, the guide groove 11 is formed in the surface of the fixing plate 16, the guide groove 11 is positioned above the middle of the pen holder 5, the bottom end of the guide post 15 is connected with the limiting block 6, the guide groove 11 limits the guide post 15 transversely, the anti-falling block 14 limits the guide post 15 axially, and the guide post 15 is prevented from falling out of the fixing plate 16; spacing subassembly includes spacing ring 13, limiting plate 12 that spacing ring 13 both ends are connected and with limiting plate 12 complex guide way 11, limiting plate 12 is seted up on fixed plate 16 surface with guide way 11, and limiting plate 12 all is provided with the multiunit with guide way 11, guide way 11 sets up with limiting plate 12 is perpendicular, spacing ring 13 cup joints on guide post 15 surface, and be the annular structure, spacing ring 13 is perpendicular spacing to guide post 15, limiting plate 12 is "L" font structure, and the 12 bottoms of limiting plate is provided with slider and the cooperation of guide way 11, and guide way 11 all is "T" font structure with the slider.

The utility model can be further arranged in a way that the pressure sensing assembly comprises a flexible shell 8, a pressure plate 9 connected with the flexible shell 8 and pressure needles 17 arranged in the flexible shell 8, the flexible shell 8 and the pressure plate 9 are both arranged at the lower end of a fixed plate 16, the cross section of the flexible shell 8 is in a structure shaped like the Chinese character 'Contraband', pressure sensors are arranged on the surface of the pressure plate 9, a plurality of groups of pressure needles 17 are arranged, the pressure needles 17 are uniformly distributed on the inner wall of a limiting slide block 18, and the pressure needles 17 are vertically opposite to the pressure plate 9.

The working principle is as follows: at first pass fixed box 1 through fixed slot 2 with steel structure crossbeam 3, make steel structure crossbeam 3 stretch out the end and contact probe 4, fixed box 1 is spacing to steel structure crossbeam 3 this moment, hold pen-holder 5, move contact probe 4 along steel structure crossbeam 3 outside section, pen-holder 5 slides inside stopper 6 this moment, guide post 15 drives stopper 6 and goes up and down, spacing ring 13 is perpendicular spacing to guide post 15, guarantee that pen-holder 5 is perpendicular steel structure crossbeam 3 in opposite directions all the time, pressure ball 7 drives pressure pin 17 through flexible housing 8 and contacts the pressure sensor that pressure plate 9 surface set up this moment, thereby change according to pressure sensor's pressure, detect the sectional roughness of steel structure crossbeam 3.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel structure bridge butt joint calibrating device, includes fixed box (1) and pegs graft at inside steel construction crossbeam (3) of fixed box (1), its characterized in that: fixed slot (2) have been seted up on fixed box (1) surface, and fixed slot (2) and steel construction crossbeam (3) all are "worker" font structure, and fixed slot (2) are spacing to steel construction crossbeam (3), and fixed box (1) surface mounting has fixed plate (16), and fixed plate (16) surface is provided with spacing subassembly and direction subassembly, and fixed plate (16) lower extreme is provided with and visits a subassembly and forced induction subassembly, and the direction subassembly bottom is provided with spacing slip subassembly and visits the spacing cooperation of a subassembly.

2. The steel structure bridge butt joint calibration device of claim 1, wherein: the pen probing assembly comprises a contact probe (4), a pen holder (5) connected with one end of the contact probe (4) and a pressure ball (7) connected with the other end of the pen holder (5), the contact probe (4) is of a round table-shaped structure, the small-diameter end face of the contact probe faces the steel structure cross beam (3), the large-diameter end of the contact probe is connected with the pen holder (5), the pen holder (5) is of a cylindrical structure, and the pressure ball (7) is of a spherical structure.

3. The steel structure bridge butt joint calibration device of claim 2, wherein: spacing slip subassembly includes spacing spout (19) and spacing slider (18) that stopper (6), stopper (6) surface were seted up, and spacing slider (18) set up on pen-holder (5) surface, and transversal personally submit "Contraband" font structure, and are provided with the multiunit to be the circumference distribution with pen-holder (5) axle center as the centre of a circle, and stopper (6) are the ring form structure, and spacing spout (19) and spacing slider (18) cooperation.

4. The steel structure bridge butt joint calibration device of claim 3, wherein: guide assembly includes guide post (15), guide post (15) complex guide way (11) and guide post (15) top set up prevent falling piece (14), fixed plate (16) surface is seted up in guide way (11), and guide way (11) are located pen-holder (5) top placed in the middle, guide post (15) bottom is connected with stopper (6), guide way (11) are horizontal spacing to guide post (15), prevent that falling piece (14) are spacing to guide post (15) axial, prevent that guide post (15) from falling out fixed plate (16).

5. The steel structure bridge butt joint calibration device of claim 4, wherein: spacing subassembly includes spacing ring (13), limiting plate (12) that spacing ring (13) both ends are connected and with limiting plate (12) complex guide way (11), limiting plate (12) are seted up on fixed plate (16) surface with guide way (11), and limiting plate (12) all are provided with the multiunit with guide way (11), guide way (11) set up with limiting plate (12) are perpendicular, spacing ring (13) cup joint on guide post (15) surface, and be the annular structure, limiting ring (13) are spacing perpendicularly to guide post (15), limiting plate (12) are "L" font structure, and limiting plate (12) bottom is provided with slider and guide way (11) cooperation, and guide way (11) all are "T" font structure with the slider.

6. The steel structure bridge butt joint calibration device of claim 1, wherein: the pressure sensing subassembly includes flexible casing (8), pressure plate (9) that flexible casing (8) are connected and pressure needle (17) that flexible casing (8) inside set up, flexible casing (8) all set up at fixed plate (16) lower extreme with pressure plate (9), the transversal structure of personally submitting "Contraband" font of flexible casing (8), pressure plate (9) surface is provided with pressure sensor, pressure needle (17) are provided with the multiunit, and at spacing slider (18) inner wall equipartition, and pressure needle (17) and pressure plate (9) are perpendicular in opposite directions.