CN212769489U - Intelligent acousto-optic alarm device capable of automatically measuring safety distance - Google Patents
Intelligent acousto-optic alarm device capable of automatically measuring safety distance Download PDFInfo
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- CN212769489U CN212769489U CN202021710055.9U CN202021710055U CN212769489U CN 212769489 U CN212769489 U CN 212769489U CN 202021710055 U CN202021710055 U CN 202021710055U CN 212769489 U CN212769489 U CN 212769489U
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- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 7
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Abstract
The utility model provides an intelligent self-testing safe distance acousto-optic alarm device, which comprises two groups of mounting frames, wherein one end of the mounting frame is provided with a fastening sleeve, a holder is movably arranged between the two groups of mounting frames, the holder is connected with a holder motor, and the holder motor is arranged on the mounting frames; the cradle head is fixedly provided with an electric field detection unit, a distance detection unit and an action detection unit, a control box is arranged in the cradle head, and the control box is respectively connected with the cradle head motor, the electric field detection unit, the distance detection unit, the action detection unit and the field control terminal. The utility model discloses the electric field detecting element and pulsed laser rangefinder sensor that utilize the parallel plate to constitute carry out the distance to the high-voltage line of davit top and detect, detect the cloud platform through inclination sensor and follow davit inclination and change, are convenient for adjust the cloud platform and make laser rangefinder sensor monitor the high-voltage line around the davit, improve device monitoring safety range.
Description
Technical Field
The utility model relates to a technical field that high-voltage line detected in the transformer substation especially relates to an intelligence is from surveying safe distance audible-visual alarm device.
Background
During construction work, an accident that a crane collides with a live wire sometimes occurs. Because there is no special electric shock prevention alarm device, there is also the danger of electric shock that field intensity punctures and arouses in the crane operation in the transformer substation. At present, workers mainly estimate the safe distance between the suspension arm and the high-voltage line by visual inspection, and the distance measurement mode usually causes larger errors and is a potential hazard source for field work. In short, in the operation of using the crane in many construction sites, because the safety distance between the crane boom and the high-voltage line is not enough, electric shock accidents of field intensity breakdown are caused. Once such accidents happen, not only direct economic loss of personal casualties and equipment damage is caused, but also indirect economic loss caused by power failure is very huge.
SUMMERY OF THE UTILITY MODEL
Staff mainly relies on the range estimation to estimate the safe distance of davit and high-voltage line in the hoist to present transformer substation, arouses great error easily, causes the davit to collide the high-voltage line, causes the dangerous technical problem of electric shock, the utility model provides an intelligence is from surveying safe distance audible-visual alarm device.
In order to solve the above problem, the technical scheme of the utility model is so realized:
an intelligent acousto-optic alarm device for self-measuring a safety distance comprises two groups of mounting frames, wherein one end of each mounting frame is provided with a fastening sleeve; the cradle head is fixedly provided with an electric field detection unit, a distance detection unit and an action detection unit, a control box is arranged in the cradle head, and the control box is respectively connected with the cradle head motor, the electric field detection unit, the distance detection unit, the action detection unit and the field control terminal.
Preferably, the electric field detection unit comprises a parallel plate which is fixed on the holder and is connected with the control box through a filter amplification circuit and an A/D conversion circuit.
Preferably, a controller is arranged in the control box, the controller is connected with the storage battery, the controller is connected with the holder motor through a holder decoder, the controller is connected with the parallel plate through an A/D conversion circuit and a filtering amplification circuit, the controller is respectively connected with the distance detection unit and the action detection unit, and the controller is connected with the field control terminal through an RS485 communication interface or an RS232 communication interface.
Preferably, the distance detection unit comprises a pulse type laser ranging sensor, the action detection unit comprises an inclination angle sensor, and the pulse type laser ranging sensor and the inclination angle sensor are both connected with the controller.
Preferably, all imbed the bearing on two sets of mounting brackets, the cloud platform both ends are worn to establish in the bearing through the connecting axle and the connecting axle of cloud platform one end passes the bearing and is connected with the output of cloud platform motor.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the electric field detecting element and pulsed laser rangefinder sensor that utilize the parallel plate to constitute carry out electric field and distance detection to the high-voltage line of davit top, the accuracy that detects the high-voltage line of davit top is improved greatly, it follows davit inclination change to detect the cloud platform through inclination sensor, be convenient for according to the turned angle of the inclination regulation cloud platform of davit, make laser rangefinder sensor and electric field detecting element detect the high-voltage line around the davit, the monitoring safety range has been improved greatly, the safe distance that staff mainly leans on the range estimation davit and high-voltage line in the hoist in having solved present transformer substation, arouse great error easily, cause the davit to collide the high-voltage line, cause the dangerous technical problem of electric shock.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view showing the installation position of the parallel plate of FIG. 1.
In the figure, 1 is the adapter sleeve, 2 is safety shelf, 3 is the cloud platform, 4 are the parallel plates, 5 are pulsed laser range finding sensor, 6 are inclination sensor, 7 are the cloud platform motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, an intelligent self-testing safety distance acousto-optic alarm device comprises two groups of mounting frames 2, wherein one end of each mounting frame 2 is provided with a fastening sleeve 1, the fastening sleeves are fixedly sleeved on a connecting rod on a suspension arm, a pan-tilt 3 is movably arranged between the two groups of mounting frames 2, bearings are embedded in the two groups of mounting frames 2, two ends of the pan-tilt 3 are arranged in the bearings in a penetrating manner through connecting shafts, the connecting shaft at one end of the pan-tilt 3 penetrates through the bearings to be connected with the output end of a pan-tilt motor 7, the pan-tilt 3 is connected with the pan-; an electric field detection unit, a distance detection unit and an action detection unit are fixedly arranged on the cloud deck 3, a control box is arranged in the cloud deck 3, and the control box is respectively connected with the cloud deck motor 7, the electric field detection unit, the distance detection unit, the action detection unit and the field control terminal.
As shown in figure 2, the electric field detection unit comprises a parallel plate 4, the parallel plate 4 is fixed on a tripod head 3, the parallel plate 4 is connected with a control box through a filter amplification circuit and an A/D conversion circuit, the change of the field intensity of the space above the suspension arm is detected by the parallel plate, an output current signal on the parallel plate is filtered and gain-processed through the filter amplification circuit, and then is converted into a digital signal through the A/D signal conversion circuit and is transmitted to a controller in the control box.
The control box is internally provided with a controller which adopts an STM32F405RG singlechip, the controller is connected with a storage battery, the controller is connected with the parallel plate 4 through an A/D conversion circuit and a filtering amplification circuit, the controller is respectively connected with a distance detection unit and an action detection unit, the distance detection unit comprises a pulse type laser ranging sensor 5, the action detection unit comprises an inclination angle sensor 6, the parallel plate, the pulse type laser ranging sensor and the inclination angle sensor in the electric field detection unit are used as input signal sources to send signals to the controller, the pulse type laser ranging sensor 5 and the inclination angle sensor 6 are both connected with the controller, the controller is connected with a tripod head motor 7 through a tripod head decoder, when the inclination angle sensor detects the lifting inclination angle change of the crane jib, the inclination angle sensor transmits an inclination angle change signal to the controller, and the controller sends a rotation angle signal to the, the cloud platform decoder controls a cloud platform motor to rotate by a certain angle, so that the laser ranging sensor and the electric field detection unit detect high-voltage wires around the suspension arm, the monitoring safety range is greatly improved, the controller is connected with the field control terminal through an RS485 communication interface or an RS232 communication interface, the field control terminal is installed in a crane main control chamber and is a PC (personal computer) end or a media touch control all-in-one machine, when the pulse type laser ranging sensor and the electric field detection unit detect that the spatial field intensity is rapidly enhanced and an obstacle appears, the dangerous range is determined, and at the moment, the field control terminal of the controller box sends alarm information to remind workers of safety.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An intelligent acousto-optic alarm device for self-testing safety distance is characterized by comprising two groups of mounting frames (2), wherein one end of each mounting frame (2) is provided with a fastening sleeve (1), a holder (3) is movably arranged between the two groups of mounting frames (2), the holder (3) is connected with a holder motor (7), and the holder motor (7) is arranged on one group of mounting frames (2); an electric field detection unit, a distance detection unit and an action detection unit are fixedly arranged on the cradle head (3), a control box is arranged in the cradle head (3), and the control box is respectively connected with the cradle head motor (7), the electric field detection unit, the distance detection unit, the action detection unit and the field control terminal.
2. The acousto-optic intelligent self-testing safety distance alarm device according to claim 1, characterized in that the electric field detection unit comprises a parallel plate (4), the parallel plate (4) is fixed on the pan-tilt (3) and the parallel plate (4) is connected with the control box through a filter amplification circuit and an A/D conversion circuit.
3. The acousto-optic intelligent self-testing safety distance alarm device according to claim 1 or 2, characterized in that a controller is arranged in the control box, the controller is connected with a storage battery, the controller is connected with a pan-tilt motor (7) through a pan-tilt decoder, the controller is connected with the parallel plate (4) through an A/D conversion circuit and a filter amplification circuit, the controller is respectively connected with the distance detection unit and the motion detection unit, and the controller is connected with a field control terminal through an RS485 communication interface or an RS232 communication interface.
4. The acousto-optic intelligent self-test safety distance alarm device according to claim 3, characterized in that the distance detection unit comprises a pulse laser distance measurement sensor (5), the motion detection unit comprises a tilt sensor (6), and the pulse laser distance measurement sensor (5) and the tilt sensor (6) are connected with the controller.
5. The acousto-optic intelligent distance self-testing alarm device according to claim 1, wherein bearings are embedded in the two sets of mounting frames (2), two ends of the pan-tilt (3) are arranged in the bearings in a penetrating manner through connecting shafts, and the connecting shafts at one end of the pan-tilt (3) penetrate through the bearings to be connected with the output end of the pan-tilt motor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021710055.9U CN212769489U (en) | 2020-08-17 | 2020-08-17 | Intelligent acousto-optic alarm device capable of automatically measuring safety distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021710055.9U CN212769489U (en) | 2020-08-17 | 2020-08-17 | Intelligent acousto-optic alarm device capable of automatically measuring safety distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212769489U true CN212769489U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021710055.9U Active CN212769489U (en) | 2020-08-17 | 2020-08-17 | Intelligent acousto-optic alarm device capable of automatically measuring safety distance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212769489U (en) |
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2020
- 2020-08-17 CN CN202021710055.9U patent/CN212769489U/en active Active
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