CN217541860U - Automatic monitoring facilities of structure wrong platform - Google Patents
Automatic monitoring facilities of structure wrong platform Download PDFInfo
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- CN217541860U CN217541860U CN202221566785.5U CN202221566785U CN217541860U CN 217541860 U CN217541860 U CN 217541860U CN 202221566785 U CN202221566785 U CN 202221566785U CN 217541860 U CN217541860 U CN 217541860U
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Abstract
The utility model belongs to the technical field of the platform monitoring technique of staggering and specifically relates to a structure platform automatic monitoring equipment that staggers, including platform detector, mount support and fixed shaft support, be provided with a rotation axis on the fixed shaft support, the rotation axis with platform detector connection makes the platform detector can rotate around the rotation axis, the surface of fixed shaft support is provided with the support frame, one side that the support frame faced the fixed shaft support has the supporting surface, platform detector overlap joint is in on the supporting surface; the staggered platform detector is provided with an inclination sensing module. The utility model has the advantages that: the detection is efficient, high-precision, automatic and continuous, and the channel dislocation monitoring is realized; not only can measure the displacement value, but also can measure the relative displacement direction of the staggered platform; the method can be used for measuring the vertical slab staggering of a horizontal plane and can also be used for measuring the horizontal slab staggering of a vertical plane; the device has simple structure, small volume and reliability, and can automatically measure and output monitoring results.
Description
Technical Field
The utility model belongs to the technical field of the wrong platform monitoring technique and specifically relates to a structure wrong platform automatic monitoring facilities.
Background
With the acceleration of the progress of the infrastructure of China, the development of underground road engineering is changed day by day, however, with the lapse of time, the common diseases of the underground engineering also come out.
The urban underground road is affected by ground conditions, fillers, construction materials, a plurality of factors in design and construction and soil disturbance brought by other underground engineering construction, and high-low slab staggering and horizontal slab staggering can be generated at the expansion joints of the ramp. Specifically, the phenomena of high filling subsidence, over-limit subsidence of soft soil foundation, early damage of asphalt pavement, broken cement pavement plate cracking, uneven pavement, vehicle jump at expansion joints, water seepage of tunnel lining and the like are shown.
The staggered platform refers to the phenomenon that the two plate bodies generate relative displacement at the joint or crack of the cement concrete pavement. The slab staggering phenomenon not only can influence the flatness of the newly paved asphalt concrete pavement, but also can form cracks on the newly paved asphalt concrete pavement after the pavement is finished, so that the engineering quality is seriously influenced, and therefore, the treatment is required.
Usually, the dislocation is detected manually by using a displacement measurement method. However, for roads used for operation and maintenance, particularly, there is a fear that peripheral underground construction may affect existing roads, and it is necessary to detect the relative displacement between the boards at the joint in an automated manner.
The staggering that needs to carry out continuous detection can be realized through the linear displacement sensor, but when the linear displacement timing is used, the redesign needs to be carried out on the mounting structure, and the induction direction of the linear displacement meter is adjusted to be consistent with the staggering change direction. The displacement sensor is arranged on the surface of a detected object, and is matched with other automatic monitoring and collecting instruments, communication terminals and the like to realize continuous measurement of dislocation.
The actual measurement technique of such products has problems as follows: the mechanical zero error is large; the dirt and corrosion brought by the environment can cause serious measurement errors; the product has complex structure and complex installation. Meanwhile, the laser displacement technology, the optical fiber sensing technology and the binocular vision measurement technology are used for the measurement of the slab staggering at present, and the limitation of the equipment volume, the installation mode and the cost is still a problem on how to effectively carry out the slab staggering automatic measurement by using a low-cost method in the actual engineering construction and road operation and maintenance processes.
Disclosure of Invention
The utility model aims at providing an automatic monitoring device for the dislocation of the structure according to the defects of the prior art, which converts the relative displacement change of the dislocation into the angle change by installing mechanical structures at two sides of an expansion joint, and converts the measured angle change into the displacement change of the dislocation; the high-precision, stable and automatic monitoring of the dislocation is realized.
The utility model discloses the purpose is realized accomplishing by following technical scheme:
the utility model provides an automatic monitoring facilities of structure dislocation which characterized in that: the staggered platform detector comprises a staggered platform detector, a fixed frame support and a fixed shaft support, wherein a rotating shaft is arranged on the fixed shaft support, the rotating shaft is connected with the staggered platform detector to enable the staggered platform detector to rotate around the rotating shaft, a support frame is arranged on the surface of the fixed frame support, a support surface is arranged on one side of the support frame, which faces the fixed shaft support, and the staggered platform detector is lapped on the support surface; the staggered platform detector is provided with an inclination sensing module.
The staggered platform detector is characterized in that a mounting hole is formed in one side of the bottom end of the staggered platform detector, the mounting hole is matched with the rotating shaft, a slope is arranged on the other side of the bottom end of the staggered platform detector, and the angle of the slope is larger than the angle of the supporting surface of the fixing frame support.
The fixing frame support is an L-shaped support, and the support frame is installed on the inner side vertical face of the L-shaped support.
The support frame is a door type support frame, and two ends of the door type support frame are respectively fixed on the fixed frame support.
The fixed shaft support is an L-shaped support, and the rotating shaft is installed on the outer side vertical surface or the inner side vertical surface of the L-shaped support.
The staggered platform detector comprises a control module, wherein the control module is electrically connected with the inclination sensing module, and data interaction is formed between the inclination sensing module and the inclination sensing module.
The slab staggering detector comprises a temperature sensing module, a communication module and a power management module, wherein the temperature sensing module is electrically connected with the control module, the temperature sensing module is used for collecting the ambient temperature, the communication module is used for data transmission and network time service, and the power management module is used for supplying power.
The utility model has the advantages that: the detection is efficient, high-precision, automatic and continuous wrong station monitoring is realized; not only can measure the displacement value, but also can measure the relative displacement direction of the staggered platform; the method can be used for measuring the vertical dislocation of the horizontal plane and the horizontal dislocation of the vertical plane; the method has wide application range, and can be applied to road pavement joints, cast-in-place or prefabricated concrete structure construction joints and design joints, staggered platform monitoring between adjacent segments of an underground tunnel and the like; the device has simple structure, small volume and reliability, and can automatically measure and output monitoring results.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the dislocation detector of the present invention;
FIG. 3 is a schematic structural view of the middle fixing frame bracket of the present invention;
fig. 4 is a schematic structural view of a fixed shaft bracket according to the present invention;
fig. 5 is a schematic diagram of the dislocation displacement monitoring of the present invention;
fig. 6 is a system frame diagram of the slab staggering detector of the invention;
fig. 7 is another schematic structural diagram of the fixed shaft bracket of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the accompanying drawings to facilitate understanding by those skilled in the art:
as shown in fig. 1-7, the reference numerals 1-7 are respectively expressed as: the device comprises a staggering detector 1, a fixed frame support 2, a fixed shaft support 3, a mounting hole 4, a slope 5, a support frame 6 and a rotating shaft 7.
Example (b): as shown in fig. 1 to fig. 6, the automatic monitoring device for structural slab staggering in this embodiment is used for monitoring structural slab staggering, especially monitoring the position of the expansion joint slab staggering.
As shown in fig. 1 to 6, the monitoring device in this embodiment includes a slab staggering detector 1, a fixed frame support 2 and a fixed shaft support 3, wherein the fixed frame support 2 and the fixed shaft support 3 are respectively installed on the structures on both sides of the seam, and the slab staggering detector 1 is installed between the fixed frame support 2 and the fixed shaft support 3 to measure the displacement change of the slab staggering and the slab staggering relative displacement direction, and can also be used for horizontal plane vertical slab staggering measurement and vertical plane horizontal slab staggering measurement.
Specifically, as shown in fig. 3, the support main body of the fixing frame support 2 is an L-shaped structure, and the support main body of the L-shaped structure is respectively provided with a plurality of mounting holes, and the mounting holes are used for connecting the fixing frame support 2 and the structure. A diagonally arranged support frame 6 is arranged on the inner side of the fixed mount support 2, and a surface of the support frame 6 facing the fixed shaft support 3 serves as a support surface for supporting the pallet offset detector 1.
As shown in fig. 4, the support body of the fixed shaft support 3 is also L-shaped, and is also provided with a plurality of holes for connecting with the structure. A rotating shaft 7 is provided on the outer side of the vertical surface of the fixed shaft holder 3. In this embodiment, the outer end of the rotating shaft 7 has a bending section, and the bending section is used for limiting and fixing the dislocation detector 1 when being connected with the dislocation detector 1.
Set up to L type structure through with mount support 2 and fixed axle support 3 and be convenient for with the support laminating structural in seam both sides, the installation hole that the cooperation was seted up simultaneously can make support and the close laminating of structure be in the same place to when taking place the wrong platform, the displacement change can all transmit on the support and turn into the rotation of wrong platform detector 1, improve monitoring accuracy.
Referring to fig. 1 to 4, a mounting hole 4 is formed in one side of the slab staggering detector 1, the aperture of the mounting hole 4 is matched with the rotating shaft on the fixed shaft support 3, and the slab staggering detector 1 can be inserted into the mounting hole 4 through the rotating shaft 7 and can be fixedly connected between one end of the slab staggering detector 1 and the fixed shaft support 3 through the bending section of the rotating shaft 7; the dislocation detector 1 can now rotate about the axis of rotation 7. The other side of the dislocation detector 1 is provided with a slope 5, and the angle of the slope 5 is larger than the angle of the supporting surface of the fixed frame bracket 2; the other end of the dislocation detector 1 can be lapped on the supporting surface of the fixed frame bracket 2. Thus, the pallet offset detector 1 can move along the support surface of the fixed shaft holder 3 with a change in the distance between the fixed frame holder 2 and the fixed shaft holder 3, thereby changing the inclination angle.
In the present embodiment, as shown in fig. 6, the slab staggering detector 1 comprises a control module, an inclination sensing module, a temperature sensing module, a communication module and a power management module. The control module is used as a core component of the wrong station detector 1, is electrically connected with and controls all other modules, and can receive corresponding data for calculation; the inclination sensing module is used for measuring the change of an inclination angle, and corresponds to the change of the size of the slab staggering; the temperature sensing module is used for acquiring environmental temperature data to compensate the measured inclination angle; the communication module is used for data transmission and network time service; the power management module is provided with a power supply management circuit and a battery inside to supply power for the operation of the slab staggering detector 1.
As shown in fig. 5, the measurement principle of the present embodiment is:
1) The shape of the slab staggering detector 1 is designed to be a cuboid, and a cutting angle is formed between the slab staggering detector and a contact part of the slab staggering detector and the support frame 6; the length is L;
2) When the slab staggering displacement is carried out, the distance displacement D is carried out between the support frames 6, the distance displacement D is carried out between the support surfaces and the shaft parts which are arranged on the two components, and the slab staggering detector 1 slides downwards from the point A to the point B along the support surfaces; correspondingly, the rotation angle of the staggered table detector 1 around the rotation shaft 7 is ≤ AOB; the point A and the point B are on a circle with the radius of L;
3) The extension line of the central axis OA of the staggering detection component is crossed with the parallel line of the support frame 6 at the point P, and the included angle is less than OPB;
4) According to the trigonometric function relationship: length L of line segment AB AB =2*L*Sin（∠AOB/2）；
5) According to the trigonometric function relationship: D/Sin ([ PBA) = L) AB /Sin（∠OPB）；
6）∠PBA=180°-∠AOB-∠OPB；
7）D=L AB *Sin（∠PBA）/Sin（∠OPB）；
8）D=2*L*Sin（∠AOB/2）*Sin（180-∠AOB-∠OPB）。
Thus, the dislocation detector 1 can detect the angular change caused by the dislocation change, thereby calculating the dislocation displacement D. In the embodiment, the relative displacement change of the dislocation is converted into the angle change, the angle change is measured by the dislocation detector 1, and the angle change is converted into the displacement change of the dislocation. In the stage staggering shown in fig. 5, the stage staggering detector 1 rotates counterclockwise, that is, rotates from the point a to the point B, and in actual use, when the stage staggering detector 1 rotates clockwise from the point B to the point a, the change of the angle can be measured, so that the stage staggering can be calculated, the displacement value can be measured, and the relative displacement direction of the stage staggering can be measured.
In the embodiment, in specific implementation: besides the traditional lead wire outputting the measurement signal, the dislocation detector 1 may also set its communication module to be wireless communication, for example, a plurality of wireless modes such as WIFI, 4G, 5G, lora, NBIOT may be adopted, and the wireless communication circuit is a replaceable module mode.
In order to further improve the monitoring use effect, especially long-term unmanned automatic monitoring, the method can be started at regular time at a set measuring moment in a control module, and enters a sleep mode after the channel staggering detection process is completed, so that the power consumption is reduced, and the method is suitable for long-term application when external power supply is not available.
In order to meet the installation requirements of different structures on two sides of the joint, as shown in fig. 7, the rotating shaft 7 can also be installed on the inner vertical surface of the fixed shaft bracket 3 to correspondingly install the dislocation detector 1.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, the description thereof is not repeated herein.
Claims (7)
1. The utility model provides an automatic monitoring facilities of structure dislocation which characterized in that: the staggered platform detector comprises a staggered platform detector, a fixed frame support and a fixed shaft support, wherein a rotating shaft is arranged on the fixed shaft support, the rotating shaft is connected with the staggered platform detector to enable the staggered platform detector to rotate around the rotating shaft, a support frame is arranged on the surface of the fixed frame support, a support surface is arranged on one side of the support frame, which faces the fixed shaft support, and the staggered platform detector is lapped on the support surface; the staggered platform detector is provided with an inclination sensing module.
2. The automatic monitoring equipment for structural slab staggering according to claim 1, wherein: the staggered platform detector is characterized in that a mounting hole is formed in one side of the bottom end of the staggered platform detector, the mounting hole is matched with the rotating shaft, a slope is arranged on the other side of the bottom end of the staggered platform detector, and the angle of the slope is larger than the angle of the supporting surface of the fixing frame support.
3. The automatic monitoring equipment for structural slab staggering according to claim 1, wherein: the fixing frame support is an L-shaped support, and the support frame is installed on the inner side vertical face of the L-shaped support.
4. An automatic monitoring device for structural dislocation according to claim 1 or 3, characterized in that: the support frame is a door type support frame, and two ends of the door type support frame are respectively fixed on the fixed frame support.
5. The automatic monitoring equipment for structural slab staggering according to claim 1, wherein: the fixed shaft support is an L-shaped support, and the rotating shaft is installed on the outer side vertical surface or the inner side vertical surface of the L-shaped support.
6. The automatic monitoring equipment for structural slab staggering according to claim 1, wherein: the staggered platform detector comprises a control module, wherein the control module is electrically connected with the inclination sensing module, and data interaction is formed between the inclination sensing module and the inclination sensing module.
7. The automatic monitoring equipment for structural slab staggering according to claim 6, wherein: the staggered station detector comprises a temperature sensing module, a communication module and a power management module, wherein the temperature sensing module is electrically connected with the control module, the temperature sensing module is used for collecting the ambient temperature, the communication module is used for data transmission and network time service, and the power management module is used for supplying power.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221566785.5U CN217541860U (en) | 2022-06-22 | 2022-06-22 | Automatic monitoring facilities of structure wrong platform |
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| CN202221566785.5U CN217541860U (en) | 2022-06-22 | 2022-06-22 | Automatic monitoring facilities of structure wrong platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116482018A (en) * | 2023-03-22 | 2023-07-25 | 中交公路规划设计院有限公司 | Crack extension monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116482018A (en) * | 2023-03-22 | 2023-07-25 | 中交公路规划设计院有限公司 | Crack extension monitoring device |
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