CN215373776U - Bridge displacement measuring device - Google Patents
Bridge displacement measuring device Download PDFInfo
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- CN215373776U CN215373776U CN202120879614.7U CN202120879614U CN215373776U CN 215373776 U CN215373776 U CN 215373776U CN 202120879614 U CN202120879614 U CN 202120879614U CN 215373776 U CN215373776 U CN 215373776U
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Abstract
The utility model provides a bridge displacement measuring device, which comprises a matching seat and measuring scales, wherein the matching seat is fixed on a bridge pier to be measured and is positioned in an expansion joint area between two bridge beam plates adjacent to the bridge pier to be measured; be equipped with pointer, camera and communication module on the supporting seat, the scale mark of the directional dipperstick of pointer, be used for instructing the displacement volume of bridge beam slab, the camera just right with the pointer, be used for carrying out real time monitoring and transmit for the remote monitoring platform through communication module to dipperstick and pointer. The utility model can accurately and continuously measure the displacement change between the bridge beam slab and the bridge pier in real time by the sliding of the measuring scale fixed on the end surface of the bridge beam slab on the matching seat, has reliable measurement and high precision, avoids the uncertainty of manual measurement and realizes the real-time monitoring of the bridge displacement data.
Description
Technical Field
The utility model relates to the technical field of bridge safety monitoring, in particular to a bridge displacement measuring device.
Background
Bridge surveying refers to the surveying work performed in each stage of bridge survey design, construction and operation, and requires various surveying works including survey, construction survey, completion survey and the like, and deformation observation work is performed during construction and after completion of traffic. The measurement work content and the measurement method are different according to different bridge types and construction methods.
The relative displacement between the bridge body (also called beam slab) and the bridge pier on the bridge is a key parameter in bridge health monitoring. In the prior art, when the displacement of a bridge and a pier is measured, the displacement is generally measured by adopting a manual regular detection mode, but the reliability of manual detection is poor, the measurement precision cannot be guaranteed, the measurement process is also complex, the measurement efficiency is low, the measurement cost is high, the bridge displacement data cannot be monitored in real time, and the risk prevention and control of bridge safety cannot be performed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a bridge displacement measuring device to solve the problems that the existing bridge displacement measuring device is low in measuring precision and cannot monitor bridge displacement data in real time.
In order to achieve the purpose, the utility model provides the following technical scheme:
a bridge displacement measurement device comprising:
the matched seat is fixed on a bridge pier to be measured and is positioned in an expansion joint area between two bridge beam plates adjacent to the bridge pier to be measured; and
the two measuring scales are staggered and respectively fixed on the end surface of one bridge beam plate and are in sliding connection with the matching seat;
the matching seat is provided with a pointer, a camera and a communication module, the pointer points to the scale mark of the measuring scale and is used for indicating the displacement of the bridge beam slab, and the camera is right opposite to the pointer, is used for monitoring the measuring scale and the pointer in real time and transmits the measurement scale and the pointer to the remote monitoring platform through the communication module.
Optionally, the mating seat comprises:
a base;
a limiting block; and
an L-shaped connector;
the base is fixedly connected with the bridge pier, the limiting block is arranged on the top surface of the base, and the L-shaped connecting piece is connected to the front side surface of the limiting block; the dipperstick with stopper sliding connection, the pointer with stopper top surface middle part is connected and is located the dipperstick top, the camera is installed the vertical edge of L type connecting piece, communication module installs the horizontal edge of L type connecting piece.
Optionally, two sliding grooves are symmetrically formed in the top surface of the limiting block, and the measuring scale is connected with the sliding grooves in a sliding manner; the pointer is located between the spout, and it is the double-end pointer, points to respectively the scale mark of dipperstick.
Optionally, the measuring scale comprises a connecting plate and a scale body which are connected with each other, the top surface of the scale body is provided with scale marks, and the bottom surface of the scale body is matched with the sliding groove.
Optionally, the sliding groove is an arc sliding groove, and the cross section of the sliding groove is of a major arc structure.
Optionally, the pointer is detachably connected with the middle of the top surface of the limiting block.
Optionally, the camera is powered by a solar photovoltaic panel, and the solar photovoltaic panel is mounted on the bridge beam plate.
Optionally, a battery compartment is arranged inside the base and used for placing a storage battery, and the storage battery is electrically connected with the camera, the communication module and the solar photovoltaic panel respectively.
Optionally, the bridge beam slab further comprises a distance sensor, wherein the distance sensor is installed on the end face of the bridge beam slab, corresponds to the free end of the measuring scale on the end face of the opposite bridge beam slab, and is used for monitoring the sliding distance of the measuring scale.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the sliding of the measuring scale fixed on the end surface of the bridge beam slab on the matching seat, the displacement change between the bridge beam slab and the bridge pier can be accurately and continuously measured in real time, reliable and accurate data support is provided for bridge safety monitoring, the measurement is reliable and high in precision, the uncertainty of manual measurement is avoided, and the real-time monitoring of the bridge displacement data is realized;
2. the sliding groove is designed into an arc-shaped sliding groove with the cross section of a major arc structure, so that the ruler body is convenient to mount and dismount, the resistance and abrasion to the ruler body are small when the measuring ruler slides, and the measuring precision can be effectively improved;
3. the storage battery can store the energy collected by the solar photovoltaic panel and stably supply the electric energy to the camera and the communication module for use, so that the energy cost of the operation of the device is reduced;
4. through the distance sensor who sets up, when the bridge beam slab surpassed the safety range who allows the displacement, even the camera broke down, also can in time send signal for remote monitoring platform, make things convenient for operating personnel initiative intervention to strengthen the safety protection to the bridge, further realize the real time monitoring to bridge displacement data.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a perspective view of the mating base;
fig. 4 is a schematic perspective view of the measuring scale.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for convenience in describing and simplifying the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4, the present invention provides a bridge displacement measuring device, including:
the matched seat 100 is fixed on a pier 300 to be measured and is positioned in an expansion joint area between two bridge beam plates 400 adjacent to the pier 300 to be measured; and
the measuring scales 200 are provided with two staggered measuring scales, are respectively fixed on the end surface of a bridge beam plate 400 and are in sliding connection with the matching seat 100;
the matching seat 100 is provided with a pointer 140, a camera 150 and a communication module 160, the pointer 140 points to a scale mark of the measuring scale 200 and is used for indicating the displacement of the bridge beam slab, and the camera 150 is right opposite to the pointer 140 and is used for monitoring the measuring scale 200 and the pointer 140 in real time and transmitting the displacement to the remote monitoring platform through the communication module 160.
When the bridge pier measuring device works, the pointer 140 and the pier 300 to be measured are fixed relatively, the measuring scale 200 is fixed on the end face of the bridge beam slab 400, and the scale of the pointer 140 pointing to the measuring scale 200 at the moment is used as an initial position (an original point or a zero position); when the bridge beam slab 400 and the bridge pier 300 are displaced, the measuring ruler 200 and the matching seat 100 slide relatively, so that the scales indicated by the pointer 140 change, and the displacement between the single bridge beam slab 400 and the bridge pier 300 can be measured, and the relative displacement between two adjacent bridge beam slabs 400 can be measured (namely, the width of the expansion joint, which is also an important parameter in bridge safety monitoring); the camera 150 can shoot a real-time picture of scale change, and the communication module 160 transmits the picture to the remote monitoring platform through the wireless network, so as to monitor the bridge displacement data in real time. Namely, the displacement change between the bridge beam slab 400 and the bridge pier 300 can be accurately and continuously measured in real time by the sliding of the measuring scale 200 fixed on the end surface of the bridge beam slab 400 on the matching seat 100, so that reliable and accurate data support is provided for bridge safety monitoring, the measurement is reliable and high in precision, the uncertainty of manual measurement is avoided, and the real-time monitoring of bridge displacement data is realized.
The matching seat 100 comprises a base 110, a limiting block 120 and an L-shaped connecting piece 130, wherein the base 110 is fixedly connected with the pier 300, the limiting block 120 is arranged on the top surface of the base 110, and the L-shaped connecting piece 130 is connected to the front side surface of the limiting block 120; dipperstick 200 and stopper 120 sliding connection, pointer 140 are connected and are located dipperstick 200 top with stopper 120 top surface middle part, and camera 150 installs on the vertical edge of L type connecting piece 130, and communication module 160 installs on the horizontal edge of L type connecting piece 130.
Referring to fig. 3, two sliding grooves 121 are symmetrically formed in the top surface of the limiting block 120, and the measuring ruler 200 is slidably connected with the sliding grooves 121; the pointer 140 is located between the sliding slots 121, and is a double-headed pointer pointing to the scale marks of the measuring ruler 200.
The measuring ruler 200 comprises a connecting plate 210 and a ruler body 220 which are connected with each other, wherein the top surface of the ruler body 220 is provided with scale marks, and the bottom surface of the ruler body 220 is matched with the sliding groove 121.
The sliding groove 121 is an arc-shaped sliding groove, and the cross section of the sliding groove is of a major arc structure. So, make things convenient for the installation and the dismantlement of blade 220, resistance and the wearing and tearing to blade 220 are also little when dipperstick 200 slides moreover, can effectively improve measurement accuracy.
In this embodiment, the pointer 140 is detachably connected to the middle portion of the top surface of the stopper 120.
The camera 150 is powered by a solar photovoltaic panel (not shown) mounted on the bridge beam panel 400.
Referring to fig. 3, a battery compartment 111 is disposed inside the base 110 for accommodating a battery, and the battery is electrically connected to the camera 150, the communication module 160, and the solar photovoltaic panel, respectively. The arranged storage battery can store the energy collected by the solar photovoltaic panel and stably supply the electric energy to the camera 150 and the communication module 160 for use, so that the energy cost of the operation of the device is reduced.
The bridge displacement measuring device further comprises a distance sensor 500, wherein the distance sensor 500 is installed on the end surface of the bridge beam slab 400, corresponds to the free end of the measuring scale 200 on the end surface of the opposite bridge beam slab 400, and is used for monitoring the sliding distance of the measuring scale 200. Through the distance sensor 500, when the bridge beam slab 400 exceeds the safety range of the allowable displacement, even if the camera 150 breaks down, the camera can send a signal to the remote monitoring platform in time, so that the active intervention of an operator is facilitated, the safety protection of the bridge is enhanced, and the real-time monitoring of the bridge displacement data is further realized.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (8)
1. A bridge displacement measurement device, comprising:
the matched seat is fixed on a bridge pier to be measured and is positioned in an expansion joint area between two bridge beam plates adjacent to the bridge pier to be measured;
the two measuring scales are staggered and respectively fixed on the end surface of one bridge beam plate and are in sliding connection with the matching seat; and
the distance sensor is arranged on the end face of the bridge beam slab, corresponds to the free end of the measuring scale on the end face of the opposite bridge beam slab, and is used for monitoring the sliding distance of the measuring scale;
the matching seat is provided with a pointer, a camera and a communication module, the pointer points to the scale mark of the measuring scale and is used for indicating the displacement of the bridge beam slab, and the camera is right opposite to the pointer, is used for monitoring the measuring scale and the pointer in real time and transmits the measurement scale and the pointer to the remote monitoring platform through the communication module.
2. The bridge displacement measurement device of claim 1, wherein the mating seat comprises:
a base;
a limiting block; and
an L-shaped connector;
the base is fixedly connected with the bridge pier, the limiting block is arranged on the top surface of the base, and the L-shaped connecting piece is connected to the front side surface of the limiting block; the dipperstick with stopper sliding connection, the pointer with stopper top surface middle part is connected and is located the dipperstick top, the camera is installed the vertical edge of L type connecting piece, communication module installs the horizontal edge of L type connecting piece.
3. The bridge displacement measuring device of claim 2, wherein two sliding grooves are symmetrically formed in the top surface of the limiting block, and the measuring scale is connected with the sliding grooves in a sliding manner; the pointer is located between the spout, and it is the double-end pointer, points to respectively the scale mark of dipperstick.
4. The bridge displacement measuring device of claim 3, wherein the measuring ruler comprises a connecting plate and a ruler body which are connected with each other, the top surface of the ruler body is provided with scale marks, and the bottom surface of the ruler body is matched with the sliding groove.
5. The bridge displacement measuring device of claim 3 or 4, wherein the sliding groove is an arc-shaped sliding groove, and the cross section of the sliding groove is of a major arc structure.
6. The bridge displacement measuring device of any one of claims 2 to 4, wherein the pointer is detachably connected with the middle of the top surface of the limiting block.
7. The bridge displacement measuring device of claim 2, wherein the camera is powered by a solar photovoltaic panel mounted on the bridge beam panel.
8. The bridge displacement measuring device of claim 7, wherein a battery compartment is disposed inside the base for accommodating a battery, and the battery is electrically connected to the camera, the communication module, and the solar photovoltaic panel, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120879614.7U CN215373776U (en) | 2021-04-27 | 2021-04-27 | Bridge displacement measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120879614.7U CN215373776U (en) | 2021-04-27 | 2021-04-27 | Bridge displacement measuring device |
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| Publication Number | Publication Date |
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| CN215373776U true CN215373776U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120879614.7U Active CN215373776U (en) | 2021-04-27 | 2021-04-27 | Bridge displacement measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114739271A (en) * | 2022-05-20 | 2022-07-12 | 湖南致力工程科技有限公司 | Bridge displacement detection device |
| CN118565292A (en) * | 2024-07-31 | 2024-08-30 | 临沂市公路勘察设计院有限公司 | Bridge three-dimensional displacement real-time monitoring method and device |
-
2021
- 2021-04-27 CN CN202120879614.7U patent/CN215373776U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114739271A (en) * | 2022-05-20 | 2022-07-12 | 湖南致力工程科技有限公司 | Bridge displacement detection device |
| CN114739271B (en) * | 2022-05-20 | 2022-12-02 | 湖南致力工程科技有限公司 | Bridge displacement detection device |
| CN118565292A (en) * | 2024-07-31 | 2024-08-30 | 临沂市公路勘察设计院有限公司 | Bridge three-dimensional displacement real-time monitoring method and device |
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