CN212692864U - Horizontal position on-line detector - Google Patents
Horizontal position on-line detector Download PDFInfo
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- CN212692864U CN212692864U CN202022016252.7U CN202022016252U CN212692864U CN 212692864 U CN212692864 U CN 212692864U CN 202022016252 U CN202022016252 U CN 202022016252U CN 212692864 U CN212692864 U CN 212692864U
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Abstract
The utility model relates to the technical field of monitoring, and discloses an online horizontal position detector, which mainly comprises an analysis processing chip, an inclination angle detection module, an overrun alarm module, an inclination angle display module and a power supply module, wherein the analysis processing chip is connected with the inclination angle detection module and is used for calculating and processing the inclination angle detected by the inclination angle detection module; the analysis processing chip is respectively connected with the inclination angle display module and the overrun alarm module, the calculated inclination angle is displayed on the inclination angle display module, and when the inclination angle is larger than a preset value, an alarm instruction is sent to the overrun alarm module. The utility model discloses it can reach 1 to detect the precision, uses behind the substation equipment, can effectively detect whether take place slope and inclination size, carries out the accurate positioning to the inclination, reduces the complexity at fortune dimension personnel measurement inclination, when practicing thrift a large amount of manpower and materials, has guaranteed the stability that the electric wire netting moved side by side.
Description
Technical Field
The utility model relates to a power equipment safety monitoring technical field, in particular to be used for transformer substation's horizontal position on-line monitoring appearance.
Background
The condition that the terrain of the transformer substation in the plain area is sunken in the long-term operation can cause the external operation condition of equipment to change, leads to the inside liquid of equipment to incline, shortens equipment life and increases the probability of trouble. And the risk of collapse and damage exists along with the aggravation of the inclination degree, so that the safety of people, equipment and a power grid is endangered. At present, the problem is solved mainly by depending on the working experience of operation and maintenance personnel, and whether the inclination, the inclination degree and the like occur or not is judged manually. The method has the serious defects of low precision, poor real-time performance, larger error and larger influence of human factors.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: to the problem that exists among the prior art, the utility model provides an online detector of horizontal position in time discovers the equipment slope through inclination detection module, and lifting means's safe operation level has improved the life of equipment.
The technical scheme is as follows: the utility model provides an online horizontal position detector, which comprises an analysis processing chip, an inclination angle detection module horizontally arranged on equipment to be detected, an inclination angle display module, an over-limit alarm module and a power module, wherein the analysis processing chip is connected with the inclination angle detection module and is used for calculating and processing the inclination angle detected by the inclination angle detection module; the analysis processing chip is respectively connected with the inclination angle display module and the overrun alarm module through a port, the calculated inclination angle is displayed on the inclination angle display module, and when the inclination angle is larger than a preset value, the analysis processing chip sends a control instruction to the overrun alarm module through the port to control the overrun alarm module to alarm; the power module is connected with the analysis processing chip.
The analysis processing chip is in signal connection with the upper computer through the communication module, the inclination angle calculated and processed by the analysis processing module is displayed on the upper computer, and the upper computer issues an instruction to the analysis processing chip to set the preset value of the overrun alarm module.
Further, the analysis processing chip adopts STM8S103F3 processing chip.
Further, the inclination angle detection module adopts an SCA60C N1000060 uniaxial inclination angle sensor, the uniaxial angle sensor N1000060 detects the inclination angle of the device to be detected and outputs a voltage value of 0.5V to 4.5V, and the voltage value is input into the analysis processing chip for calculation processing to obtain the inclination angle and is displayed on the inclination angle display module.
Further, the inclination angle detection module further comprises a four-way differential comparator LM339 and two LED lamps, wherein the input end of the four-way differential comparator LM339 is connected with the output end of the single-axis angle sensor N1000060, and two output ends of the four-way differential comparator LM339 are respectively connected with the two LED lamps; the four-way differential comparator LM339 receives the voltage value and compares the voltage value with two set values preset in the analysis processing chip, if the voltage value is greater than a set value 1, one LED lamp is on, and the exceeding of the inclination angle is prompted; if the voltage value is larger than the set value 2, the other LED lamp is turned on to prompt that the inclination angle exceeds the maximum limit.
Furthermore, the dip angle display module comprises 3 nixie tubes and 2 nixie tube driving chips, wherein the 2 nixie tube driving chips respectively realize a position selection function and a section selection function, the 2 nixie tube driving chips are respectively connected with the analysis processing chip through ports, the 3 nixie tubes are connected in parallel, and the 3 nixie tubes are respectively connected with the 2 nixie tube driving chips through ports.
Further, the nixie tube driving chip is a 74HC573 chip.
Furthermore, the overrun alarm module comprises a buzzer and a PNP type triode, and the PNP type triode drives the buzzer to alarm.
Furthermore, the power supply module is composed of a three-terminal voltage-stabilizing chip HT7833, 5V power supply is input, and the 5V power supply is converted into 3.3V power supply through the voltage-stabilizing chip to provide power supply for the analysis processing chip.
Has the advantages that:
1. the existing method for detecting the horizontal position of the transformer substation equipment by means of manpower is affected by human factors, has large error, low real-time performance and inaccurate detection, cannot find the inclination defect of the equipment in time, undoubtedly brings certain trouble to operation and maintenance personnel of the transformer substation, not only consumes a large amount of manpower and material resources, but also can cause damage to the operation stability of a power grid due to the untimely inclination adjustment of the equipment. Compared with the prior art, based on SCA60C-N1000060 unipolar inclination sensor, adopt STM8S103f3 for control core, through the communication between UART realization and the host computer, real-time detection substation equipment horizontal position inclination has effectively reduced current error and fortune dimension personnel' S that rely on artifical check out test set inclination to cause work load.
2. The utility model discloses an integrated design, it is small, light in weight, simple to operate. The horizontal position inclination angle can be displayed through a nixie tube, and an inclination alarm angle can be set through hardware. If the angle inclination degree exceeds the set value, the alarm device gives an alarm. The communication function of the upper computer is realized through a UART communication mode, the upper computer can store received data, and an alarm angle can be set remotely.
Drawings
FIG. 1 is a block diagram of the on-line detector of the present invention;
FIG. 2 is a schematic diagram of the UART communication and STM8S103F3 system of the present invention;
FIG. 3 is a schematic diagram of the module for detecting tilt angle according to the present invention;
FIG. 4 is a schematic diagram of a module for displaying tilt angle according to the present invention;
FIG. 5 is a schematic diagram of the overrun alarm module of the present invention;
FIG. 6 is a schematic diagram of the 5.0V and 3.3V power supply connection of the present invention;
fig. 7 is the work flow chart of the horizontal position on-line detector of the utility model.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model discloses a solve among the prior art for when detecting the equipment that awaits measuring tilting degree, the error is big, the real-time is low, it is inaccurate to detect, can not in time discover equipment slope defect scheduling problem, an online detector of horizontal position is disclosed, its structure block diagram refers to figure 1, mainly include the analysis and processing chip, the inclination detection module that the level set up on the equipment that awaits measuring, inclination display module, transfinite alarm module and power module, the analysis and processing chip is connected with inclination detection module, an angle of inclination that is used for calculating and handles inclination detection module and detect. The analysis processing chip is respectively connected with the inclination angle display module and the overrun alarm module through the port, the calculated inclination angle is displayed on the inclination angle display module, and when the inclination angle is larger than a preset value, the analysis processing chip sends a control instruction to the overrun alarm module through the port to control the overrun alarm module to give an alarm. And the power supply module is connected with the analysis processing chip and used for supplying power to the singlechip.
In this embodiment, the detector further comprises a communication module and an upper computer, the analysis processing chip is in signal connection with the upper computer through the communication module, the inclination angle calculated and processed by the analysis processing module is displayed on the upper computer, and the upper computer issues an instruction to the analysis processing chip to set the default value of the overrun alarm module.
In the present embodiment, the analysis processing module processes the chip using STM8S103F 3. The STM8S103F3 processing chip realizes communication with the upper computer through UART (communication module), see fig. 2.
The inclination angle detection module adopts an SCA60C N1000060 single-shaft inclination angle sensor, referring to the attached figure 3, the alarm range of the left and right inclination angles is adjustable within the full range of 0-90 degrees and 90-180 degrees, the adjustment precision is +/-1 degree, and the analog voltage output is 0-180 degrees and corresponds to 0.5-4.5V, and can be acquired by a single chip microcomputer AD. The uniaxial angle sensor N1000060 detects the inclination angle of the equipment to be detected and outputs a voltage value of 0.5V-4.5V, and the voltage value is input into the analysis processing chip to be calculated and processed to obtain the inclination angle and displayed on the inclination angle display module.
The inclination angle detection module further comprises a four-way differential comparator LM339 and two LED lamps, wherein the input end of the four-way differential comparator LM339 is connected with the output end of the single-shaft angle sensor N1000060, and two output ends of the four-way differential comparator LM339 are respectively connected with the two LED lamps. The four-way differential comparator LM339 receives the voltage value and compares it with two set values preset in the analysis processing chip, see fig. 3, the two LED lamps D1 and D2 are respectively connected with the two output terminals Do1 and Do2 of the LM339, when the input voltage is greater than the set value 1, one of the LED lamps D1 lights, which indicates that the tilt angle is out of limit. If the voltage value is larger than the set value 2, the other LED lamp D2 is turned on to prompt that the inclination angle exceeds the maximum limit. The other LED lamp in FIG. 3 is D3, which is a power supply lamp, and D3 is normally on when the power supply normally inputs 5V.
In order to display the inclination angle conveniently, the inclination angle display module adopts nixie tubes to display the inclination angle, and mainly comprises 3 nixie tubes and 2 nixie tube driving chips, and participates in fig. 4, wherein the 2 nixie tube driving chips respectively realize the position selection function and the section selection function, and adopt 74HC573 chips which are respectively connected with the analysis processing chip through ports, and the 3 nixie tubes are connected in parallel and are all connected with the 2 nixie tube driving chips through ports.
Pins a, b to g and DP 8 of the three nixie tubes are respectively connected to pins Q0 to Q7 of 1 nixie tube driver chip 74HC573 (denoted as a first nixie tube driver chip). The K pins of the three nixie tubes are respectively connected with the Q0-Q2 pins of another nixie tube driving chip 74HC573 (marked as a second nixie tube driving chip), and the detailed pin connection is shown in figure 4. Pins D0-D7 of the first nixie tube driving chip are respectively connected with pins PA1, PA2, PA3 and pins PC 3-PC 7 of the STM8S103F3 processing chip, and a pin LE of the first nixie tube driving chip is connected with a pin PB4 of the STM8S103F3 processing chip. D0~ D2 pin of second digital code pipe driver chip is connected with the PA1 of STM8S103F3 processing chip, PA2, PA3 pin respectively, and the LE pin of second digital code pipe driver chip is connected with the PB5 of STM8S103F3 processing chip.
The overrun alarm module comprises a buzzer and a PNP type triode, the PNP type triode drives the buzzer to alarm, and when the inclination angle is larger than a preset value, the buzzer is driven to whistle by three different frequencies. Referring to fig. 5, the device is connected with a PD4 pin of an STM8S103F3 processing chip through BEEP, and a signal for controlling the alarm of a buzzer is output through a PD4 pin.
In the embodiment, the power module is composed of a three-terminal voltage regulation chip HT7833, and a 5V power is input and converted into 3.3V power by the voltage regulation chip to provide power for the analysis processing chip.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. The horizontal position online detector is characterized by comprising an analysis processing chip, an inclination angle detection module, an inclination angle display module, an over-limit alarm module and a power module, wherein the inclination angle detection module, the inclination angle display module, the over-limit alarm module and the power module are horizontally arranged on equipment to be detected; the analysis processing chip is respectively connected with the inclination angle display module and the overrun alarm module through a port, the calculated inclination angle is displayed on the inclination angle display module, and when the inclination angle is larger than a preset value, the analysis processing chip sends a control instruction to the overrun alarm module through the port to control the overrun alarm module to alarm; the power module is connected with the analysis processing chip.
2. The online horizontal position detector according to claim 1, further comprising a communication module and an upper computer, wherein the analysis processing chip is in signal connection with the upper computer through the communication module, and displays the inclination angle calculated and processed by the analysis processing module on the upper computer, and the upper computer issues an instruction to the analysis processing chip to set the preset value of the overrun alarm module.
3. The on-line horizontal position detector according to claim 2, wherein the analysis processing chip is an STM8S103F3 processing chip.
4. The online horizontal position detector of claim 1, wherein the tilt angle detection module employs an SCA60C N1000060 single-axis tilt angle sensor, the single-axis tilt angle sensor N1000060 detects the tilt angle of the device under test and outputs a voltage value of 0.5V to 4.5V, and the voltage value is inputted into the analysis processing chip for calculation and processing to obtain the tilt angle and is displayed by the tilt angle display module.
5. The online horizontal position detector according to claim 4, wherein the tilt angle detection module further comprises a four-way differential comparator LM339 and two LED lamps, an input end of the four-way differential comparator LM339 is connected with an output end of the single-shaft angle sensor N1000060, and two output ends of the four-way differential comparator LM339 are respectively connected with the two LED lamps; the four-way differential comparator LM339 receives the voltage value and compares the voltage value with two set values preset in the analysis processing chip, if the voltage value is greater than a set value 1, one LED lamp is on, and the exceeding of the inclination angle is prompted; if the voltage value is larger than the set value 2, the other LED lamp is turned on to prompt that the inclination angle exceeds the maximum limit.
6. The online horizontal position detector according to claim 1, wherein the tilt display module includes 3 nixie tubes and 2 nixie tube driver chips, the 2 nixie tube driver chips respectively implement a position selection function and a segment selection function, which are respectively connected to the analysis processing chip through ports, and the 3 nixie tubes are connected in parallel and are all connected to the 2 nixie tube driver chips through ports.
7. The on-line horizontal position detector according to claim 6, wherein said nixie tube driver chip is a 74HC573 chip.
8. The online horizontal position detector according to claim 1, wherein the overrun alarm module comprises a buzzer and a PNP type triode, and the PNP type triode drives the buzzer to alarm.
9. The online horizontal position detector according to any one of claims 1 to 8, wherein the power supply module comprises a three-terminal voltage regulator chip HT7833, and a 5V power supply is input and converted into 3.3V power supply by the voltage regulator chip to supply power to the analysis processing chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022016252.7U CN212692864U (en) | 2020-09-15 | 2020-09-15 | Horizontal position on-line detector |
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| CN202022016252.7U CN212692864U (en) | 2020-09-15 | 2020-09-15 | Horizontal position on-line detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108649A (en) * | 2021-04-09 | 2021-07-13 | 南京信息职业技术学院 | Intelligent inclination angle early warning indication system for firework setting off and design method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108649A (en) * | 2021-04-09 | 2021-07-13 | 南京信息职业技术学院 | Intelligent inclination angle early warning indication system for firework setting off and design method thereof |
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