CN212158646U - Sensor device and sensor support thereof - Google Patents
Sensor device and sensor support thereof Download PDFInfo
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- CN212158646U CN212158646U CN202021021776.9U CN202021021776U CN212158646U CN 212158646 U CN212158646 U CN 212158646U CN 202021021776 U CN202021021776 U CN 202021021776U CN 212158646 U CN212158646 U CN 212158646U
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Abstract
The utility model relates to a sensor device and sensor support thereof, sensor support include the support body, and support body upper end has and is used for bonding the face of bonding that links to each other with measured piece, is provided with on the support body and stores up the capsule, and the upper end of storing up the capsule is higher than the face of bonding and is used for being extruded by the measured piece, store up be connected with on the capsule be used for to the face of bonding send the glue solution passageway of glue solution, be provided with the breakable membrane on the glue solution passageway. The utility model provides an among the prior art technical problem that manpower rubber coating is wasted time and energy.
Description
Technical Field
The utility model relates to a sensor device and sensor support among the bridge performance detection area.
Background
Newly-built bridge and the bridge after having carried out reinforcement or reconstruction, whether normal operating condition and bearing capacity of bridge structures meet the design requirement can be examined through the load test.
It is common practice to pass a vehicle under a certain load through a bridge and then measure the strain, deflection and inclination deformation of the bridge according to corresponding sensors on the bridge. For example, for strain measurement, a surface sensor device is fixed on the bottom surface of a beam, wherein the sensor device is matched with the beam as shown in fig. 1, the sensor device comprises two fixing legs 2 which are independently arranged, fixing holes for the corresponding fixing legs to pass through are respectively arranged on the body of a strain gauge 3, when in specific operation, a worker is lifted to the lower side of the beam body 1 through a lifting machine, the worker measures the distance between the two fixing legs 2 on the bottom surface of the beam, then the fixing legs are bonded and fixed on the bottom surface of the beam, finally the strain gauge 3 is sleeved on the fixing legs, and the sensor device is fixed on the supporting legs through screwing nuts 4 on screw rods 5 of the fixing legs. When the beam is deformed by a load, the distance between the two legs changes, and the sensor device measures the amount of change.
And naturally, when the inclination angle of the bridge needs to be measured, the inclination angle sensor is fixedly bonded at the bottom of the beam body. That is to say, the fixed sensor that all needs of various sensors is fixed with the roof beam body bottom surface bonding, among the prior art, during the bonding, need artifical rubber coating, artifical rubber coating just need lift personnel to the roof beam body bottom through elevating system, then artifical at roof beam body bottom surface rubber coating, fix corresponding sensor support again and bond in the roof beam body bottom, the rubber coating process in operating personnel high altitude, waste time and energy, and because there is the existence of this rubber coating step, also make the process of sensor installation must realize through personnel's operation, under the operating mode that is water to some roof beam body lower parts, because can't set up personnel climbing mechanism, consequently just can't detect corresponding bridge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sensor support to solve the technical problems of time and labor waste caused by manual gluing in the prior art; an object of the utility model is also to provide an use sensor device of this sensor support.
For solving the technical problem, the utility model discloses well sensor support's technical scheme as follows:
the utility model provides a sensor device's sensor support, includes the support body, support body upper end has and is used for the bonding connection face that links to each other with being measured piece bonding, is provided with on the support body and stores up the capsule, and the upper end of storing up the capsule is higher than the bonding connection face and is used for being measured piece extrusion, store up be connected with on the capsule be used for to the bonding connection face send the glue solution passageway of glue solution, is provided with the breakable membrane on the glue solution passageway.
The glue solution channel comprises a glue solution outlet hole positioned on the bonding connection surface and a connection channel for connecting the glue solution outlet hole and the capsule storage.
The glue solution outlet is a big belly hole with a small upper part and a big lower part, and the breakable membrane is arranged at the hole of the glue solution outlet.
And a plurality of glue solution outlets are arranged on the bonding connection surface at intervals along the left and right directions.
The support body is provided with a pushing eccentric wheel in a rotating mode, the support body is further provided with a driving motor for driving the pushing eccentric wheel to rotate, the pushing eccentric wheel is provided with a pushing surface which is used for being matched with a measured piece in a pushing mode so that a bonding connection surface is separated from the measured piece, and the pushing eccentric wheel is provided with a low position lower than the bonding connection surface and a high position higher than the bonding connection surface in the rotating process so that the pushing surface is matched with the measured piece in a pushing mode.
The utility model discloses well sensor device's technical scheme does:
the utility model provides a sensor device, includes the sensor support, and the sensor support includes the support body, and support body upper end has and is used for the bonding connection face that links to each other with being measured piece bonding, is provided with on the support body and stores up the capsule, and the upper end that stores up the capsule is higher than the bonding connection face and is used for being measured piece extrusion, store up be connected with on the capsule be used for to the bonding connection face send the glue solution passageway of glue solution, is provided with the breakable membrane on the glue solution passageway.
The glue solution channel comprises a glue solution outlet hole positioned on the bonding connection surface and a connection channel for connecting the glue solution outlet hole and the capsule storage.
The glue solution outlet is a big belly hole with a small upper part and a big lower part, and the breakable membrane is arranged at the hole of the glue solution outlet.
And a plurality of glue solution outlets are arranged on the bonding connection surface at intervals along the left and right directions.
The support body is provided with a pushing eccentric wheel in a rotating mode, the support body is further provided with a driving motor for driving the pushing eccentric wheel to rotate, the pushing eccentric wheel is provided with a pushing surface which is used for being matched with a measured piece in a pushing mode so that a bonding connection surface is separated from the measured piece, and the pushing eccentric wheel is provided with a low position lower than the bonding connection surface and a high position higher than the bonding connection surface in the rotating process so that the pushing surface is matched with the measured piece in a pushing mode.
The utility model has the advantages that: the utility model provides a sensor support can realize automatic gluing on to the bonding connection face, and is concrete, and the in-process of jacking sensor support makes progress is stored up the capsule by the measured part extrusion, stores up the glue solution pressure increase in the capsule, and breaks the breakable membrane, and the glue solution passes through glue solution passageway flow direction bonding connection face, then bonding connection face and measured part contact bonding, that is to say need not carry out artifical rubber coating, labour saving and time saving again.
Drawings
FIG. 1 is a schematic view of a strain gauge and a beam in the background art of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of a sensor device according to the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic diagram of the cooperation between the sensor device and the unmanned aerial vehicle according to the present invention;
fig. 5 is a schematic diagram of the cooperation between the sensor device and the beam body.
Detailed Description
The utility model discloses well sensor device's embodiment is shown in figure 2~ 5: the sensor device comprises a sensor support, the sensor support comprises a support body, the support body comprises a first leg part 1 and a second leg part 2 which are arranged from left to right, the first leg part 1 is matched with the second leg part 2 in a guiding and moving mode along the left-right direction, a guide hole 14 extending along the left-right direction in a guiding direction is formed in the specific second leg part, and the first leg part is provided with a guide rod 13 extending into the guide hole and in guiding sliding fit with the guide hole. The right end face of the first leg part forms a top abutting positioning face 20 which is used for abutting the matched top with the second leg part, a positioning spring 15 is arranged in the guide hole, the positioning spring 15 is an extension spring, the right end of the positioning spring is fixedly connected with the hole bottom of the guide hole, the left end of the positioning spring is fixedly connected with the guide rod 13, the positioning spring 15 exerts a right-facing pulling force on the first leg part 1, and it is guaranteed that the top abutting positioning face 20 on the first leg part 1 abuts against the second leg part 2 in a free state. A displacement measuring mechanism for measuring the relative displacement change of the first leg part and the second leg part is arranged between the first leg part 1 and the second leg part 2, in the embodiment, the displacement measuring mechanism is a stay cord displacement sensor 3, the displacement measuring mechanism comprises a flexible measuring part 4, one end of the flexible measuring part 4 is fixed on the first leg part, a measuring part winding drum 5 for winding the other end of the flexible measuring part is arranged on the second leg part, the displacement measuring mechanism further comprises a drum encoder for detecting the rotation of the measuring part winding drum, and a drum spring for tensioning the flexible measuring part is connected on the measuring part winding drum.
In order to adapt to the connection with the bottom surface of the beam body of the bridge, the upper end surfaces of the first leg part and the second leg part are adhesive connection surfaces 11 used for being adhesively connected with the measured piece. The left shoulder on the first leg portion and the right shoulder of second leg portion are provided with mounting groove 7, first leg portion, all be provided with the storage capsule 8 that is used for storing the glue solution in the mounting groove of second leg portion, the upper end of storage capsule 8 is higher than adhesive bonding face 11 and is used for being extruded by the measured part, be connected with the glue solution passageway on the storage capsule, the glue solution passageway is including being located glue solution outlet 10 on the adhesive bonding face and connecting the glue solution outlet 10 and the passageway 12 that is connected capsule 8, glue solution outlet 10 is big tripe hole from top to bottom, be provided with breakable membrane 9 on the glue solution passageway, breakable membrane 9 sets up in the aperture department of glue solution outlet 10 in this embodiment. In this embodiment, there are a plurality of glue outlets 10 on the first leg portion and the second leg portion, and the glue outlets on the same leg portion are connected by a connecting channel 12.
The mounting grooves 7 of the first leg part and the second leg part are also rotatably provided with pushing eccentric wheels 6, the pushing eccentric wheels are driven by a motor and are provided with pushing surfaces 21 which are used for being in pushing fit with a measured part to separate a bonding connection surface from the measured part, and the pushing eccentric wheels are provided with a low position lower than the bonding connection surface and a high position higher than the bonding connection surface in the rotating process to realize the pushing fit between the pushing surfaces and the measured part. The sensor device can be pushed and separated from the lower side of the beam body by clockwise rotation of the pushing eccentric wheel 6 on the first leg part and anticlockwise rotation of the pushing eccentric wheel on the second leg part at the angle shown in figure 3. The glue solution outlet 10 is a big belly hole structure with a small upper part and a big lower part, the breakable membrane 9 is arranged at the hole opening of the glue solution outlet 10, so that the breakable membrane can be torn by pressure, after the glue solution is solidified, the solidified glue solution, namely the bonding structure, is filled on the glue solution outlet and the bonding connection surface, the solidified glue solution and the leg part have blocking forces of the small upper part and the big lower part besides the bonding force, when the sensor device is separated from the bottom of the beam body, the bonding structure is separated from the bottom of the beam along with the sensor device, and the problem that the surface of the bottom of the beam needs to be cleaned again by high-altitude operation due to the fact that the bonding.
The utility model provides a sensor device is shown in fig. 2 when not being fixed in the roof beam body bottom, under positioning spring's effect, the top on first shank portion 1 right side is supported locating surface 20 and is supported in the left end of second shank portion 2, is exactly displacement measurement mechanism's measurement zero point this moment, and positioning spring has also connected first shank portion and second shank portion into a whole.
In the actual bridge, the downside that has a lot of bridges all is water, can't set up elevating system, can't send the bottom of bridge to the staff, even can set up elevating system some places, high altitude construction also is a challenge to staff's psychology. The utility model discloses in order to thoroughly liberate the staff, all set the automatic mode to with sensor device's rubber coating is fixed and demolish, just so can accomplish sensor device's installation with the help of some climbing mechanism. For example, the sensor device is fixed at the bottom of the beam 19 by the unmanned aerial vehicle 17, as shown in fig. 4, a support frame 16 is placed at the top of a housing 18 of the unmanned aerial vehicle, a positioning groove 22 is formed at the top of the support frame, the sensor device is placed in the positioning groove 22, the unmanned aerial vehicle drives the whole sensor device to fly upwards until the bonding surface is contacted with the bottom surface of the beam, in the process, the capsule is compressed, the pressure of the glue solution in the connecting channel is increased, the breakable membrane is broken, the glue solution flows to the whole bonding surface through an orifice, so as to ensure the fixation of the bonding surface and the bottom of the beam, the glue solution outlet is a big belly hole, on one hand, the breakable membrane can be smoothly broken, in addition, after the glue solution is solidified, a blocking structure is formed by the glue solution and the big belly hole, the fixing strength of the sensor device and the beam can be ensured, the glue solution can reach 85% of the curing strength only by pushing the unmanned aerial vehicle for 5-30 seconds, and then the unmanned aerial vehicle can be evacuated and can reach 100% of the curing strength of the glue solution after standing for one day. After a load is applied to the upper side of the bridge, the beam body deforms, the first leg portion and the second leg portion overcome the acting force of the positioning spring to generate relative displacement, and the stay rope displacement sensor measures the displacement value to obtain the strain of the beam body. After the detection, motor drive pushes away the eccentric wheel and rotates, thereby the top pushes away the beam body and realizes the separation of first shank, second shank and the beam body, and the sensor device drops, can catch the sensor device through the string bag, prevents that the sensor device from breaking, perhaps accepts the sensor device with unmanned aerial vehicle earlier, and the top pushes away the eccentric wheel action again, takes off the sensor device by pushing up on the beam body.
In other embodiments of the present invention: the positioning spring can also be a pressure spring, and the pressure spring applies acting force towards the right direction to the first leg part, so that the propping positioning surface of the first leg part props against the second leg part in a natural state; the displacement measuring mechanism may not be a stay wire displacement sensor, for example, the displacement measuring mechanism is a laser displacement sensor disposed between the first leg portion and the second leg portion; the sensor device can also be jacked to the bottom of the beam body through other jacking mechanisms, for example, the sensor device is jacked to the bottom of the beam body through a lifting vehicle; the positioning spring may also be replaced by a magnetic structure, for example, the magnetic mechanism includes a first magnetic body disposed on the first leg portion and a second magnetic body disposed on the second leg portion, and the first magnetic body and the second magnetic body attract each other, so that the abutting positioning surface of the first leg portion always abuts against the second leg portion before the first leg portion is not fixed; the pushing eccentric wheel can also not be arranged in the mounting groove, for example, the pushing eccentric wheel is arranged on the side surface of the support body; the sensor device may also be other than a strain sensor device, such as a tilt sensor, a displacement sensor, or other types of sensors; the glue solution channel can also be arranged on the capsule only, for example, the capsule is provided with a glue outlet, the breakable membrane is arranged at the glue outlet, the glue outlet forms the glue solution channel, when the capsule is extruded, the breakable membrane is broken, and the glue solution is sprayed to the bonding connection surface through the glue outlet.
Embodiments of the sensor mount are shown in fig. 2 to 5, and the specific structure of the sensor mount is the same as that of the sensor mount described in the above embodiments of the sensor device, and will not be described in detail here.
Claims (10)
1. The utility model provides a sensor support of sensor device, includes the support body, support body upper end has and is used for connecting the face, its characterized in that with bonding that is linked to each other by measurand bonding: the support body is provided with a storage capsule, the upper end of the storage capsule is higher than the bonding connection surface and is used for being extruded by a measured part, the storage capsule is connected with a glue solution channel used for conveying glue solution to the bonding connection surface, and a breakable membrane is arranged on the glue solution channel.
2. The sensor holder according to claim 1, wherein: the glue solution channel comprises a glue solution outlet hole positioned on the bonding connection surface and a connection channel for connecting the glue solution outlet hole and the capsule storage.
3. The sensor holder according to claim 2, wherein: the glue solution outlet is a big belly hole with a small upper part and a big lower part, and the breakable membrane is arranged at the hole of the glue solution outlet.
4. The sensor holder according to claim 2, wherein: and a plurality of glue solution outlets are arranged on the bonding connection surface at intervals along the left and right directions.
5. The sensor holder according to claim 4, wherein: the support body is provided with a pushing eccentric wheel in a rotating mode, the support body is further provided with a driving motor for driving the pushing eccentric wheel to rotate, the pushing eccentric wheel is provided with a pushing surface which is used for being matched with a measured piece in a pushing mode so that a bonding connection surface is separated from the measured piece, and the pushing eccentric wheel is provided with a low position lower than the bonding connection surface and a high position higher than the bonding connection surface in the rotating process so that the pushing surface is matched with the measured piece in a pushing mode.
6. The utility model provides a sensor device, includes the sensor support, and the sensor support includes the support body, and support body upper end has and is used for bonding the face of connecting, its characterized in that with being measured piece bonding: the support body is provided with a storage capsule, the upper end of the storage capsule is higher than the bonding connection surface and is used for being extruded by a measured part, the storage capsule is connected with a glue solution channel used for conveying glue solution to the bonding connection surface, and a breakable membrane is arranged on the glue solution channel.
7. The sensor device of claim 6, wherein: the glue solution channel comprises a glue solution outlet hole positioned on the bonding connection surface and a connection channel for connecting the glue solution outlet hole and the capsule storage.
8. The sensor device of claim 7, wherein: the glue solution outlet is a big belly hole with a small upper part and a big lower part, and the breakable membrane is arranged at the hole of the glue solution outlet.
9. The sensor device of claim 7, wherein: and a plurality of glue solution outlets are arranged on the bonding connection surface at intervals along the left and right directions.
10. The sensor device of claim 9, wherein: the support body is provided with a pushing eccentric wheel in a rotating mode, the support body is further provided with a driving motor for driving the pushing eccentric wheel to rotate, the pushing eccentric wheel is provided with a pushing surface which is used for being matched with a measured piece in a pushing mode so that a bonding connection surface is separated from the measured piece, and the pushing eccentric wheel is provided with a low position lower than the bonding connection surface and a high position higher than the bonding connection surface in the rotating process so that the pushing surface is matched with the measured piece in a pushing mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021021776.9U CN212158646U (en) | 2020-06-06 | 2020-06-06 | Sensor device and sensor support thereof |
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| CN202021021776.9U CN212158646U (en) | 2020-06-06 | 2020-06-06 | Sensor device and sensor support thereof |
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| CN212158646U true CN212158646U (en) | 2020-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029774A (en) * | 2020-06-06 | 2021-06-25 | 河南交院工程技术有限公司 | Sensor support and sensor device using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029774A (en) * | 2020-06-06 | 2021-06-25 | 河南交院工程技术有限公司 | Sensor support and sensor device using same |
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