CN218995227U - Performance monitoring device for beam bridge - Google Patents
Performance monitoring device for beam bridge Download PDFInfo
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- CN218995227U CN218995227U CN202223451266.7U CN202223451266U CN218995227U CN 218995227 U CN218995227 U CN 218995227U CN 202223451266 U CN202223451266 U CN 202223451266U CN 218995227 U CN218995227 U CN 218995227U
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Abstract
The utility model relates to the technical field of beam bridge hinge joint detection, in particular to a performance monitoring device for a beam bridge, which comprises a first beam plate and a second beam plate, wherein the bottom of the first beam plate is movably connected with a mounting plate through a fastening screw, the bottom of the mounting plate is provided with a mounting component, the bottom of the mounting component is provided with an adjusting component, one side of the adjusting component is fixedly connected with a monitoring component, the mounting component comprises a mounting seat, one side of the mounting seat is fixedly connected with one end of a spring, the improved performance monitoring device is characterized in that the adjusting component and the monitoring component are mounted on the mounting plate through the mounting component, compared with the traditional magnetic mounting, the magnetic mounting is not influenced by rust on the surface of the mounting plate, the service life is longer, the distance between a contact and the mounting plate can be adjusted through a second adjusting cylinder, a second limiting plate and a cross rod, the contact can avoid the uneven position of the bottom of the second beam plate during mounting, and the mounting is more convenient to mount.
Description
Technical Field
The utility model relates to the technical field of detection of hinge joints of a beam bridge, in particular to a performance monitoring device for the beam bridge.
Background
The girder bridge takes the bent girder as the bridge of the bearing member, the girder can be a solid web girder or a truss girder, the solid web girder has simple structure, is convenient to manufacture, erect and maintain, is widely used for middle and small span bridges, but is not economical enough in material utilization, the rod piece of the truss girder bears axial force, the material can be fully utilized, the dead weight is light, the spanning capacity is large, the girder bridge is mainly used for constructing a large span bridge, the girder bridge is divided into a simple girder bridge, a continuous girder bridge and a cantilever girder bridge according to the static system of the girder, the continuous girder bridge is formed by connecting a plurality of plate girders, hinge joints exist between two adjacent plate girders, the hinge joints refer to rear pouring joints between prefabricated plate girders in bridge engineering, the two plate girders are connected, the normal hinge joints are carried out before paving construction of the bridge deck, the normal hinge joints are beneficial to the plate girders to transmit loads, when the loads are applied to one side plate girder, the other side plate girder can be transmitted through the hinge joints, and the plate girders bear the loads applied to the bridge together.
The existing girder bridge has the problems that the hinge joints of the girder bridge are damaged or destroyed due to construction quality or long-term use, after the hinge joints are destroyed, the hinge joints cannot transmit load, and the girder is easy to collapse due to the stress of a single girder of the girder, so that the use safety of the girder bridge is influenced due to the damage and the destruction of the hinge joints, and the detection of the hinge joints and the repair of the damaged hinge joints are one of the main work of the maintenance of the girder bridge, so that a girder bridge performance monitoring device is required to monitor the hinge joints of the girder bridge in real time and discover the damaged hinge joints in time.
The prior patent (publication number: CN 202305459U) discloses a hinged plate girder bridge hinge joint detection device, which is characterized by comprising a resistance type displacement meter, wherein the resistance type displacement meter is provided with a telescopic pull rod; the resistance type displacement meter is arranged on the plate beam at one side of the hinge joint; the pull rod is contacted with the plate girder at the other side of the hinge joint. The detection device is arranged on the bottom surface of the hinged plate girder bridge plate, so that traffic is not required to be closed, and the load of vehicles passing can be randomly utilized, so that the detection is convenient, the detection time and the cost are saved, the damage degree of a hinge joint can be accurately detected, and a basis is provided for accurately and reasonably determining a repairing scheme. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. according to the technical scheme, the magnetic gauge stand is adsorbed on the surface of the steel plate through magnetic force, but the steel plate is subjected to environmental influence and rusted to generate convex particles, so that the magnetic gauge stand falls off and the hinge joint of the beam bridge cannot be continuously monitored; 2. when the traditional performance monitoring device is installed, the distance between the installation seat and the contact is inconvenient to adjust according to actual conditions when the bottom of the beam plate is uneven or the width of the hinge joint is overlarge.
Disclosure of Invention
The utility model aims to provide a performance monitoring device for a beam bridge, which aims to solve the problems that in the prior art, the surface of a steel plate in the existing monitoring device is rusted to generate convex particles, so that a magnetic gauge stand falls off and a hinge joint of the beam bridge cannot be continuously monitored; and the problem that the distance between the mounting seat and the contact is inconvenient to adjust according to actual conditions when the traditional performance monitoring device is mounted and the bottom of the beam plate is uneven or the width of the hinge joint is overlarge is solved. In order to achieve the above purpose, the present utility model provides the following technical solutions: the performance monitoring device for the beam bridge comprises a first beam plate and a second beam plate, wherein the bottom of the first beam plate is movably connected with a mounting plate through a fastening screw, the bottom of the mounting plate is provided with a mounting assembly, the bottom of the mounting assembly is provided with an adjusting assembly, and one side of the adjusting assembly is fixedly connected with a monitoring assembly;
the installation assembly comprises an installation seat, one side of the installation seat is fixedly connected with one end of the spring, the other end of the spring is fixedly connected with a fixing pin, one end of the fixing pin penetrates through the middle of the installation column, and the installation column is inserted into the installation hole.
Further preferably, the adjusting assembly comprises a first adjusting cylinder and a second adjusting cylinder, one side of the interior of the first adjusting cylinder is movably connected with an adjusting rod, the other side of the interior of the first adjusting cylinder is fixedly connected with a limiting rod, the limiting rod penetrates through the middle of one side of the first limiting plate, the bottom of the first limiting plate is fixedly connected with an L-shaped connecting rod, the middle of the interior of the second adjusting cylinder is movably connected with a second limiting plate, and one side of the second limiting plate is fixedly connected with a cross rod.
Further preferably, one side of the second adjusting cylinder is connected with one end of the L-shaped connecting rod, and the second adjusting cylinder forms a transverse telescopic structure through the second limiting plate and the cross rod.
Further preferably, the monitoring assembly comprises a resistance type displacement meter fixedly installed at one end of the cross rod, a measuring rod is movably connected to the middle of the resistance type displacement meter, and a contact is fixedly connected to the top end of the measuring rod.
Further preferably, the first limiting plate forms a limiting structure through a limiting rod.
Further preferably, the mounting hole is formed in the middle of the bottom surface of the mounting seat.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the adjusting component and the monitoring component are installed on the mounting plate through the mounting component, the mounting column is specifically used for being inserted into the mounting hole, the fixing pin is pulled outwards when the mounting column is inserted, the spring is prolonged by the fixing pin, when the mounting column is inserted into the mounting hole, the fixing pin is released to reset under the action of the spring, the fixing pin is inserted into the hole in the middle of the mounting column, and the mounting column is fixed in the mounting seat, so that the mounting can be completed.
According to the utility model, the vertical distance between the contact and the second beam plate can be adjusted through the cooperation between the first adjusting cylinder, the adjusting rod, the limiting rod and the first limiting plate, so that the contact can just contact the bottom of the second beam plate and then be fixed, and the distance between the contact and the mounting plate can be adjusted through the cooperation between the second adjusting cylinder, the second limiting plate and the cross rod, and the contact can avoid the uneven position of the bottom of the second beam plate during mounting, so that the mounting is more convenient.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2 at B according to the present utility model.
In the figure: 1. a first beam plate; 2. a second beam plate; 3. a mounting plate; 4. a mounting assembly; 401. a mounting base; 402. a spring; 403. a fixing pin; 404. a mounting column; 405. a mounting hole; 5. an adjustment assembly; 501. a first adjustment cylinder; 502. a second adjustment cylinder; 503. an adjusting rod; 504. a limit rod; 505. a first limiting plate; 506. an L-shaped connecting rod; 507. a second limiting plate; 508. a cross bar; 6. a monitoring component; 601. a resistance type displacement meter; 602. a measuring rod; 603. a contact.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.
Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the performance monitoring device for the beam bridge comprises a first beam plate 1 and a second beam plate 2, wherein the bottom of the first beam plate 1 is movably connected with a mounting plate 3 through a fastening screw, the bottom of the mounting plate 3 is provided with a mounting assembly 4, the bottom of the mounting assembly 4 is provided with an adjusting assembly 5, and one side of the adjusting assembly 5 is fixedly connected with a monitoring assembly 6;
the installation component 4 includes mount pad 401, fixed connection between one side of mount pad 401 and the one end of spring 402, and the other end fixedly connected with fixed pin 403 of spring 402, and the one end of fixed pin 403 runs through the middle part at the erection column 404, and erection column 404 is pegged graft inside mounting hole 405.
In this embodiment, as shown in fig. 2, 3 and 4, the adjusting assembly 5 includes a first adjusting cylinder 501 and a second adjusting cylinder 502, one side of the interior of the first adjusting cylinder 501 is movably connected with an adjusting rod 503, and the other side of the interior of the first adjusting cylinder 501 is fixedly connected with a limiting rod 504, the limiting rod 504 penetrates through the middle of one side of the first limiting plate 505, the bottom of the first limiting plate 505 is fixedly connected with an L-shaped connecting rod 506, the middle of the interior of the second adjusting cylinder 502 is movably connected with a second limiting plate 507, and one side of the second limiting plate 507 is fixedly connected with a cross rod 508.
In this embodiment, as shown in fig. 4, one side of the second adjusting cylinder 502 is connected with one end of an L-shaped connecting rod 506, and the second adjusting cylinder 502 forms a transverse telescopic structure through a second limiting plate 507 and a cross rod 508; so that the cross bar 508 can telescope within the second adjustment cylinder 502 to adjust the distance between the mounting plate 3 and the contact 603.
In this embodiment, as shown in fig. 1 and 2, the monitoring assembly 6 includes a resistive displacement meter 601 fixedly installed at one end of a cross bar 508, a measuring rod 602 is movably connected to the middle of the resistive displacement meter 601, and a contact 603 is fixedly connected to the top end of the measuring rod 602.
In this embodiment, as shown in fig. 3, the first limiting plate 505 forms a limiting structure through a limiting rod 504; the stopper rod 504 can prevent the first stopper plate 505 from rotating together with the rotation of the adjustment lever 503.
In this embodiment, as shown in fig. 2 and 3, a mounting hole 405 is formed in the middle of the bottom surface of the mounting seat 401; can make the erection column 404 peg graft in mounting hole 405, then insert the fixed pin 403 in the middle part hole of erection column 404, can accomplish adjusting part 5 installation, compare in traditional magnetism and inhale the mode of installation more stable.
The application method and the advantages of the utility model are as follows: when the performance monitoring device for the beam bridge is wound, the working process is as follows:
as shown in fig. 1, fig. 2, fig. 3 and fig. 4, firstly, the mounting plate 3 is fixed at the bottom of the first beam plate 1 through screws, then the mounting column 404 is inserted into the bottom mounting hole 405 of the mounting seat 401, the fixing pin 403 is pulled outwards when the mounting column 404 is inserted, the spring 402 is elongated by the fixing pin 403, when the mounting column 404 is inserted into the mounting hole 405, the fixing pin 403 is loosened to reset under the action of the spring 402, the mounting column 404 is fixed in the mounting seat 401 after being inserted into a hole in the middle of the mounting column 404, the mounting manner is finished, compared with the traditional magnetic mounting manner, the mounting manner is free from the influence of rust on the surface of the mounting plate 3, the service life is longer, when the horizontal position of the contact 603 is required to be regulated, the cross rod 508 is directly pulled to drive the second limiting plate 507 to move in the second regulating cylinder 502, the contact 603 can be driven to synchronously move through the resistance displacement meter 601 and the measuring rod 602 when the cross rod 508 moves, so that the contact is aligned with the bottom flat part of the second beam plate 2, then the first limiting plate 505 is screwed to drive the contact 505 to move the contact 603, and then the contact 603 can be driven to move the second limiting plate 603 to be exactly at the bottom of the second beam plate 2.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Performance monitoring device for beam bridge, including first beam slab (1) and second beam slab (2), its characterized in that: the bottom of the first beam plate (1) is movably connected with a mounting plate (3) through a fastening screw, the bottom of the mounting plate (3) is provided with a mounting assembly (4), the bottom of the mounting assembly (4) is provided with an adjusting assembly (5), and one side of the adjusting assembly (5) is fixedly connected with a monitoring assembly (6);
the mounting assembly (4) comprises a mounting seat (401), one side of the mounting seat (401) is fixedly connected with one end of a spring (402), the other end of the spring (402) is fixedly connected with a fixing pin (403), one end of the fixing pin (403) penetrates through the middle of a mounting column (404), and the mounting column (404) is inserted into a mounting hole (405).
2. The performance monitoring device for a bridge according to claim 1, wherein: the adjusting assembly (5) comprises a first adjusting cylinder (501) and a second adjusting cylinder (502), one side of the interior of the first adjusting cylinder (501) is movably connected with an adjusting rod (503), the other side of the interior of the first adjusting cylinder (501) is fixedly connected with a limiting rod (504), the limiting rod (504) penetrates through the middle of one side of the first limiting plate (505), the bottom of the first limiting plate (505) is fixedly connected with an L-shaped connecting rod (506), the middle of the interior of the second adjusting cylinder (502) is movably connected with a second limiting plate (507), and one side of the second limiting plate (507) is fixedly connected with a cross rod (508).
3. The performance monitoring apparatus for a bridge according to claim 2, wherein: one side of the second adjusting cylinder (502) is connected with one end of the L-shaped connecting rod (506), and the second adjusting cylinder (502) forms a transverse telescopic structure through the second limiting plate (507) and the cross rod (508).
4. The performance monitoring device for a bridge according to claim 1, wherein: the monitoring assembly (6) comprises a resistance type displacement meter (601) fixedly installed at one end of the cross rod (508), a measuring rod (602) is movably connected to the middle of the resistance type displacement meter (601), and a contact (603) is fixedly connected to the top end of the measuring rod (602).
5. The performance monitoring device for a bridge according to claim 1, wherein: the first limiting plate (505) forms a limiting structure through a limiting rod (504).
6. The performance monitoring device for a bridge according to claim 1, wherein: the mounting hole (405) is formed in the middle of the bottom surface of the mounting seat (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223451266.7U CN218995227U (en) | 2022-12-22 | 2022-12-22 | Performance monitoring device for beam bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223451266.7U CN218995227U (en) | 2022-12-22 | 2022-12-22 | Performance monitoring device for beam bridge |
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| Publication Number | Publication Date |
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| CN218995227U true CN218995227U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223451266.7U Active CN218995227U (en) | 2022-12-22 | 2022-12-22 | Performance monitoring device for beam bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118583024A (en) * | 2024-08-07 | 2024-09-03 | 上海同济检测技术有限公司 | Vernier scale for measuring vertical relative displacement between hinge joints of plate and beam and using method thereof |
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2022
- 2022-12-22 CN CN202223451266.7U patent/CN218995227U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118583024A (en) * | 2024-08-07 | 2024-09-03 | 上海同济检测技术有限公司 | Vernier scale for measuring vertical relative displacement between hinge joints of plate and beam and using method thereof |
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