CN218523364U - Mounting device of steel structure safety monitoring vibrating wire sensor - Google Patents
Mounting device of steel structure safety monitoring vibrating wire sensor Download PDFInfo
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- CN218523364U CN218523364U CN202222275601.6U CN202222275601U CN218523364U CN 218523364 U CN218523364 U CN 218523364U CN 202222275601 U CN202222275601 U CN 202222275601U CN 218523364 U CN218523364 U CN 218523364U
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- vibrating wire
- wire sensor
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- steel structure
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Abstract
The utility model discloses a mounting device of a steel structure safety monitoring vibrating wire sensor, which comprises a bracket (1), a fixing piece (2) and a fixing frame (5); the bottom of the bracket is arranged on a steel structure, one end of the fixing frame is connected with one end of the bracket in a turnover and opening-closing manner, and the other end of the fixing frame is detachably connected with the other end of the bracket through a fixing piece to form a pre-installed bracket; a first mounting groove (11) is formed at the top of the bracket, a second mounting groove (51) is formed at the bottom of the fixing frame, and when the fixing frame is connected to the bracket, the first mounting groove and the second mounting groove form a mounting groove main body; the pair of preassembly supports are arranged at the position of a steel structure measuring point at intervals, the mounting groove bodies of the pair of preassembly supports are coaxially and oppositely arranged, and two ends of the vibrating wire sensor (4) can be embedded in the two mounting groove bodies in a matching mode, so that the vibrating wire sensor is mounted on a steel structure through the pair of preassembly supports. The utility model discloses can improve the on-the-spot installation effectiveness of vibrating wire sensor, avoid damaging the vibrating wire sensor.
Description
Technical Field
The utility model relates to a steel construction technical field especially relates to a steel construction safety monitoring vibrating wire sensor's installation device.
Background
In the construction process of a complex steel structure, the design of the conditions such as stress and deformation of the steel structure and the actual use state are greatly different, and when the steel structure is actually used, the steel structure is likely to be damaged due to overlarge local stress or damage, so that a reasonable construction method and a reasonable construction sequence need to be selected, and the safety of the construction process of the steel structure can be ensured by matching with a necessary construction process safety monitoring system.
A common steel structure stress monitoring method for stress monitoring. The vibrating wire type sensor has the characteristics of good stability, convenience in use, strong anti-interference capability, convenience in data acquisition and the like, and is widely applied to stress monitoring. At present, the installation of the vibrating wire sensor on a steel structure is generally welded connection, however, a large uncertain factor exists due to field installation, such as: the conditions that the vibrating wire sensor is damaged and the initial frequency is far away from the factory value of the sensor (such as +/-50 Hz) are easily caused by severe field environment, wrong installation process, influence of welding stress and the like, equipment needs to be replaced or a large amount of energy needs to be consumed to debug the initial frequency, and the field working efficiency is low. There is therefore a need for a device that can quickly and easily mount vibrating wire sensors on steel structures.
Disclosure of Invention
An object of the utility model is to provide a steel construction safety monitoring vibrating wire sensor's installation device can improve vibrating wire sensor's on-the-spot installation effectiveness, avoids damaging vibrating wire sensor simultaneously.
The utility model discloses a realize like this:
a mounting device of a steel structure safety monitoring vibrating wire sensor comprises a bracket, a fixing piece and a fixing frame; the bottom of the bracket is fixedly arranged on a steel structure, one end of the fixing frame is connected with one end of the bracket in a turnover and opening-closing manner, and the other end of the fixing frame is detachably connected with the other end of the bracket through a fixing piece to form a pre-installed bracket; a first mounting groove is formed in the top of the support, and a second mounting groove is formed in the bottom of the fixing frame, so that when the fixing frame is connected to the support, a mounting groove main body is formed by the first mounting groove and the second mounting groove; the pair of preassembly supports are arranged at the position of a steel structure measuring point at intervals, so that the mounting groove main bodies of the pair of preassembly supports are coaxially and oppositely arranged, and two ends of the vibrating wire sensor can be respectively embedded in the two mounting groove main bodies in a matching manner, so that the vibrating wire sensor is mounted on a steel structure through the pair of preassembly supports.
The mounting device further comprises a pre-mounting rod piece, and two ends of the pre-mounting rod piece can be respectively embedded in the mounting groove main bodies of the pair of pre-mounting supports in a matching mode.
The diameter of the pre-installed rod piece is consistent with the diameters of the two ends of the vibrating wire sensor and the inner diameter of the installation groove main body.
And mounting ends are formed at two ends of the vibrating wire sensor, and the diameter of each mounting end is consistent with the inner diameter of the mounting groove main body.
The mounting distance between the pair of preassembly supports is smaller than the length of the vibrating wire sensor, and the mounting distance between the pair of preassembly supports is smaller than the length of the preassembly rod piece.
The other end of support and the other end of mount all be formed with the screw, the mounting is the screw and passes through the detachable linking bridge's of screw the other end and the other end of mount.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses owing to be equipped with the pre-installation support of pre-installation on the steel construction, through the mount that can the relative support upset open and shut, the on-the-spot quick installation of the string sensor that shakes of being convenient for, and simultaneously, the mounting groove main part physical stamina that utilizes first mounting groove and second mounting groove concatenation to form fixes a position fast and the tip of centre gripping string sensor that shakes, and through mounting screw locking support and mount, the mounting means of on-the-spot welded fastening string sensor that shakes has been avoided, the on-the-spot environmental factor that reduces, the influence to the string sensor that shakes such as installation procedure, can improve the on-the-spot installation efficiency of string sensor that shakes greatly, the damage of on-the-spot welding to the string sensor that shakes has also been avoided.
2. The utility model discloses owing to be equipped with the pre-installation member, the pre-installation member can test the erection space of a pair of pre-installation support, the size of installation axiality, mounting groove main part etc. according to the size preparation of vibrating wire sensor before the steel construction dispatches from the factory to guarantee vibrating wire sensor's on-the-spot installation feasibility and matching nature, only need at the job site vibrating wire sensor replace the pre-installation member can, convenient operation, swift, and the vibrating wire sensor that has just significantly reduced probably receives the factor of damage and interference.
Drawings
Fig. 1 is a schematic structural diagram of a mounting device of the steel structure safety monitoring vibrating wire sensor (mounting vibrating wire sensor);
FIG. 2 is a schematic structural view of a pair of pre-assembled supports in the mounting device for the steel structure safety monitoring vibrating wire sensor of the utility model;
FIG. 3 is a schematic structural diagram of the mounting device of the steel structure safety monitoring vibrating wire sensor (mounting pre-installed rod member);
FIG. 4 is a schematic structural diagram of a vibrating wire sensor in the mounting device of the steel structure safety monitoring vibrating wire sensor of the utility model;
fig. 5 is a schematic structural diagram of a preassembled rod in the installation device of the steel structure safety monitoring vibrating wire sensor of the utility model.
In the figure, 1 a support, 11 a first installation groove, 2 a fixing piece, 3 a pre-assembled rod piece, 4 a vibrating wire sensor, 41 an installation end, 5 a fixing frame and 51 a second installation groove.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 and 2, the mounting device for the steel structure safety monitoring vibrating wire sensor comprises a bracket 1, a fixing piece 2 and a fixing frame 5; the bottom of the bracket 1 is fixedly arranged on a steel structure, one end of the fixing frame 5 is connected with one end of the bracket 1 in a turnover and opening-closing manner, and the other end of the fixing frame 5 is detachably connected with the other end of the bracket 1 through the fixing piece 2 to form a pre-installed bracket; a first mounting groove 11 is formed at the top of the support 1, and a second mounting groove 51 is formed at the bottom of the fixing frame 5, so that when the fixing frame 5 is connected to the support 1, the first mounting groove 11 and the second mounting groove 51 form a mounting groove main body; the pair of preassembly supports are arranged at the position of a steel structure measuring point at intervals, so that the mounting groove main bodies of the pair of preassembly supports are coaxially and oppositely arranged, and two ends of the vibrating wire sensor 4 can be respectively embedded in the two mounting groove main bodies in a matching manner, so that the vibrating wire sensor 4 is mounted on a steel structure through the pair of preassembly supports.
Preferably, the fixing frame 5 can be connected with the support 1 through hinges, the fixing frame 5 can be conveniently turned over to open and close, and the support 1 can be fixed on the measuring point position of the steel structure in a welding mode and the like. During the production and processing of the steel structure, the support 1 and the fixing frame 5 are preassembled on the steel structure, and the mounting groove main body formed by the first mounting groove 11 and the second mounting groove 51 is used for reserving a mounting space for the vibrating wire sensor 4. In a construction site, the fixing frame 5 is opened, the end part of the vibrating wire sensor 4 is quickly and reliably embedded and fixed through the mounting groove main body, the fixing frame 5 is covered and closed through the turnover cover, and the fixing frame 5 and the support 1 are locked through the fixing piece 2, so that the site mounting of the vibrating wire sensor 4 is completed, the mounting mode of welding and fixing the vibrating wire sensor 4 on the site is avoided, the mounting efficiency of the vibrating wire sensor 4 is improved, and meanwhile, the vibrating wire sensor 4 is prevented from being damaged.
Usually, the two ends of the vibrating wire sensor 4 are cylindrical structures, and the first installation groove 11 and the second installation groove 51 can both adopt semicircular structures, so that the installation groove main body forms a circular structure matched with the cylindrical structure of the vibrating wire sensor 4, and the matched installation of the vibrating wire sensor 4 is ensured. Meanwhile, the shape and the size of the first mounting groove 11 and the second mounting groove 51 can be adjusted according to the shape and the size of the end part of the vibrating wire sensor 4.
Referring to fig. 3 and 5, the mounting device further includes a pre-installed rod 3, and two ends of the pre-installed rod 3 can be respectively embedded in the mounting groove bodies of the pair of pre-installed brackets in a matching manner.
Preferably, the pre-installed rod 3 can be made of materials such as a steel pipe, the pre-installed rod 3 is manufactured according to the shape and the size of the end part of the vibrating wire sensor 4 required to be installed, and the pre-installed rod 3 can be used for testing the installation feasibility and the matching performance of the vibrating wire sensor 4.
If the pre-installed rod 3 can be stably, reliably and matchingly installed between the pair of pre-installed supports, namely, the end part of the pre-installed rod 3 can be matchingly embedded in the installation groove body, the vibrating wire sensor 4 can be quickly installed on site, and if the pre-installed rod 3 cannot be stably, reliably and matchingly installed between the pair of pre-installed supports, the installation positions of the supports 1 and the fixing frame 5, the size of the installation groove body and the like need to be adjusted to ensure the installation of the pre-installed rod 3, so that the site smooth installation of the vibrating wire sensor 4 is ensured, and after the installation requirement of the pre-installed rod 3 is met, the steel structure with the pre-installed supports can be qualified for delivery.
Referring to fig. 1 and fig. 3, the diameter of the pre-installed rod 3 is consistent with the diameters of the two ends of the vibrating wire sensor 4 and the inner diameter of the installation groove main body, so that after the vibrating wire sensor 4 is installed on a construction site in a replacement manner, the vibrating wire sensor 4 can be stably, reliably and matchingly installed and can be normally operated and used, and the reliability of the detection data of the vibrating wire sensor 4 is ensured.
Referring to fig. 4, the vibrating wire sensor 4 is provided with mounting ends 41 at both ends, the diameter of the mounting ends 41 is consistent with the inner diameter of the mounting groove body, the vibrating wire sensor 4 can be quickly and reliably mounted through the mounting ends 41, and the size and the shape of the pre-assembled rod 3 are consistent with the size and the shape of the mounting ends 41.
Referring to fig. 1 and fig. 3, the installation distance between the pair of preassembly brackets is slightly smaller than the length of the vibrating wire sensor 4, and the installation distance between the pair of preassembly brackets is slightly smaller than the length of the preassembly rod 3, so that the preassembly rod 3 and the vibrating wire sensor 4 can be stably and reliably installed on a steel structure through the pair of preassembly brackets.
Referring to fig. 1 and 2, screw holes (not shown) are formed at the other end of the bracket 1 and the other end of the fixing frame 5, and the fixing member 2 is a screw and detachably connects the other end of the bracket 1 and the other end of the fixing frame 5 through the screw holes.
Connect soon through the screw thread can be quick, convenient locking and dismantle support 1 and mount 5, and the screw thread connects the reliability height soon, difficult not hard up.
Referring to fig. 1 to 5, the using method of the present invention is:
according to the requirements of a monitoring scheme, a measuring point and a direction are selected on a steel structure, and a bracket 1 and a preassembled rod piece 3 are installed at the position of the measuring point on the steel structure before the steel structure leaves a factory. Specifically, two preassembly supports are sleeved at two ends of a preassembly rod 3, two inner hexagon screws, namely fixing pieces 2, are screwed on a mounting plane, the mounting reliability and the coaxiality of the preassembly supports and the preassembly rod 3 are guaranteed, and therefore the left and right groups of preassembly supports and the preassembly rod 3 are fixed. Two side surfaces of the bottom surfaces of the two groups of preassembly supports are symmetrically spot-welded on the measuring point position of the steel structure to be monitored, when the welding temperature is reduced to normal room temperature (the left and right preassembly supports can be watered to accelerate the reduction of the welding temperature) and the welding stress basically disappears, the inner hexagon screws, namely the fixing pieces 2 of the left and right preassembly supports are loosened, and the preassembly rod pieces 3 are pulled out. And then the pre-installed rod piece 3 is plugged into the installation groove main body of the pre-installed support, and the hexagon socket head cap screw, namely the fixing piece 2, is screwed, so that the feasibility of replacement work of the vibrating wire sensor 4 on a construction site can be tested.
The replacement vibrating wire sensor 4 operates in the field. Specifically, the hexagon socket head cap screws, namely the fixing pieces 2, of the two groups of preassembly supports are loosened in a construction site, the preassembly rod pieces 3 are drawn out, and the two mounting ends 41 of the vibrating wire sensor 4 are plugged into the mounting groove bodies of the left and right groups of preassembly supports. Firstly, preliminarily screwing the hexagon socket head cap screw at the end without the lead of the vibrating wire sensor 4, and measuring whether the frequency value of the vibrating wire sensor 4 is basically consistent with a factory test value. If the difference between the measured value and the factory test value is larger, the vibrating wire sensor 4 can be installed again until the measured value is basically consistent with the factory test value.
Then the hexagon socket head cap screw at the end of the vibrating wire sensor 4 with the lead is preliminarily screwed, and then the left and right screws are correspondingly screwed slowly until the screws are screwed. And measuring the frequency value of the vibrating wire sensor 4, loosening the inner hexagon screws if the tightened measured value has a larger access with the factory test value, debugging the vibrating wire sensor 4 by pulling outwards or pushing inwards the vibrating wire sensor along the axial direction, and tightening the inner hexagon screws of the two groups of pre-installed brackets after the requirements are met, namely completing the field installation of the vibrating wire strain sensor 4 on the steel structure. The measurement of the frequency value of the vibrating wire sensor 4 and the method of using it belong to the prior art and are not described here in detail.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a steel construction safety monitoring vibrating wire sensor's installation device which characterized by: comprises a bracket (1), a fixing piece (2) and a fixing frame (5); the bottom of the support (1) is fixedly arranged on a steel structure, one end of the fixing frame (5) is connected with one end of the support (1) in a turnover opening-closing manner, and the other end of the fixing frame (5) is detachably connected with the other end of the support (1) through the fixing piece (2) to form a pre-installed support; a first mounting groove (11) is formed at the top of the support (1), a second mounting groove (51) is formed at the bottom of the fixing frame (5), and when the fixing frame (5) is connected to the support (1), the first mounting groove (11) and the second mounting groove (51) form a mounting groove main body; the pair of preassembly supports are arranged at the position of a steel structure measuring point at intervals, so that the mounting groove main bodies of the pair of preassembly supports are coaxially and oppositely arranged, and two ends of the vibrating wire sensor (4) can be respectively embedded in the two mounting groove main bodies in a matching manner, so that the vibrating wire sensor (4) is mounted on a steel structure through the pair of preassembly supports.
2. The mounting device of the steel structure safety monitoring vibrating wire sensor according to claim 1, is characterized in that: the mounting device further comprises a pre-mounting rod piece (3), and two ends of the pre-mounting rod piece (3) can be respectively embedded in the mounting groove bodies of the pair of pre-mounting supports in a matching mode.
3. The mounting device of the steel structure safety monitoring vibrating wire sensor as claimed in claim 2, wherein: the diameter of the pre-installed rod piece (3) is consistent with the diameters of the two ends of the vibrating wire sensor (4) and the inner diameter of the installation groove main body.
4. The mounting device of the steel structure safety monitoring vibrating wire sensor according to claim 3, is characterized in that: and mounting ends (41) are formed at two ends of the vibrating wire sensor (4), and the diameters of the mounting ends (41) are consistent with the inner diameter of the mounting groove main body.
5. The mounting device of the steel structure safety monitoring vibrating wire sensor as claimed in claim 2, wherein: the installation distance between the pair of preassembly supports is smaller than the length of the vibrating wire sensor (4), and the installation distance between the pair of preassembly supports is smaller than the length of the preassembly rod piece (3).
6. The mounting device of the steel structure safety monitoring vibrating wire sensor according to claim 1, is characterized in that: the other end of support (1) and the other end of mount (5) all be formed with the screw, mounting (2) are the screw and through the detachable other end of connecting support (1) of screw and the other end of mount (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222275601.6U CN218523364U (en) | 2022-08-29 | 2022-08-29 | Mounting device of steel structure safety monitoring vibrating wire sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222275601.6U CN218523364U (en) | 2022-08-29 | 2022-08-29 | Mounting device of steel structure safety monitoring vibrating wire sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218523364U true CN218523364U (en) | 2023-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222275601.6U Active CN218523364U (en) | 2022-08-29 | 2022-08-29 | Mounting device of steel structure safety monitoring vibrating wire sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218523364U (en) |
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2022
- 2022-08-29 CN CN202222275601.6U patent/CN218523364U/en active Active
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