CN117031160B - Intelligent detection alarm device for transformer stop reporting - Google Patents
Intelligent detection alarm device for transformer stop reporting Download PDFInfo
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- CN117031160B CN117031160B CN202310997400.3A CN202310997400A CN117031160B CN 117031160 B CN117031160 B CN 117031160B CN 202310997400 A CN202310997400 A CN 202310997400A CN 117031160 B CN117031160 B CN 117031160B
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- 238000001514 detection method Methods 0.000 title claims abstract description 100
- 238000004891 communication Methods 0.000 claims abstract description 20
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 19
- 239000000523 sample Substances 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 30
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
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Abstract
The application relates to the technical field of electric power overhauling equipment, especially, relate to a transformer stops intelligent detection alarm device, including locating the electric current collection system on the primary inlet wire side phase line of transformer, install temperature detection device, power module and the controlling means on the transformer, controlling means includes battery voltage monitoring module, data processing module, control module and communication module, wherein: the battery voltage monitoring module is used for monitoring the voltage of the power supply module; the data processing module is used for receiving and processing data acquired by the current acquisition device, the photosensitive detection sensor, the temperature measuring probe of the thermal resistor and the battery voltage monitoring module, and the control module is used for controlling the communication module to send alarm information to the background server which is electrically connected with the communication module when the data received and processed by the data processing module exceeds a set threshold corresponding to each data, so that the device can effectively monitor the running current and the temperature data of the transformer and has the function of detecting the on-site customer to dismantle the device privately.
Description
Technical Field
The application relates to the technical field of electric power overhaul equipment, in particular to an intelligent detection alarm device for reporting stop of a transformer.
Background
The statements in this section merely provide background information related to the present application and may not necessarily constitute prior art.
After the customer transformer stops, the power supply company cuts off the power of the transformer, and the customer turns on the transformer again to transmit power. However, there are some customer privately powered issues that would result in unnecessary economic loss and safety risks if there were no effective means to monitor the operational status of the customer's transformer.
At present, conventional means for monitoring the running state of a customer transformer generally comprise monitoring the current and the temperature of the transformer, but if the customer transmits power privately, the customer can completely remove the on-site monitoring facilities, so that the customer cannot effectively monitor the transformer.
Therefore, it is necessary to design a transformer stop-reporting intelligent detection alarm device to solve the above technical problems, not only to monitor the operation state of the transformer, but also to effectively detect the problem that the monitoring device is removed privately from the customer site.
Disclosure of Invention
Based on this, to above-mentioned technical problem, this application provides a transformer and stops intelligent detection alarm device.
The technical scheme that this application solved the problem that prior art exists and adopted is:
the application provides a transformer stop-reporting intelligent detection alarm device which comprises a current acquisition device arranged on a primary incoming line side phase line of a transformer, a temperature detection device arranged on the transformer, a power module and a control device;
the temperature detection device is a thermal resistor, the thermal resistor comprises a protective shell fixedly arranged at the top end of the thermal resistor, and a protective cover is detachably arranged outside the protective shell;
a photosensitive detection sensor is fixedly arranged in the protective shell and is electrically connected with the control device; the power module and the control device are fixedly arranged in the protective shell;
the temperature measuring probe and the current collecting device of the thermal resistor are electrically connected with the power module and the control device;
the control device comprises a battery voltage monitoring module, a data processing module, a control module and a communication module, wherein:
the battery voltage monitoring module is used for monitoring the voltage of the power supply module;
the data processing module is used for receiving and processing the data acquired by the current acquisition device, the photosensitive detection sensor, the temperature measuring probe of the thermal resistor and the battery voltage monitoring module,
the control module is used for controlling the communication module to send alarm information to the background server which is electrically connected with the communication module when the data processing module receives and processes the data and exceeds the set threshold corresponding to each data.
Preferably, the thermal resistor comprises a temperature measuring sleeve buried in the transformer, and the temperature measuring sleeve is sequentially and fixedly connected with a mounting part, a tightening part, an extension sleeve and a protective shell; the temperature measuring sleeve, the mounting part, the tightening part and the extension sleeve are internally provided with communicated channels; a temperature measuring probe is arranged in a channel in the temperature measuring sleeve, and the temperature measuring probe is electrically connected with a control device;
a position detection device is arranged in the mounting part and comprises a first connecting plate and a second connecting plate which are fixedly arranged at two ends of the inner wall of the channel; a sliding block is arranged between the first connecting plate and the second connecting plate, a first sliding groove is arranged between the sliding block and the first connecting plate, and a plurality of springs are fixedly arranged between the first sliding groove and the first connecting plate; the sliding block is in sliding connection with the first sliding groove;
the end face, close to the second connecting plate, of the sliding block is fixedly provided with a plurality of convex plates, and the second connecting plate is provided with grooves matched with the convex plates one by one;
the upper part of the sliding block is fixedly provided with a second sliding groove, the radial direction of the top of the second sliding groove is fixedly connected with one end of the pressure receiving plate, and the mounting part is provided with a second opening matched with the pressure receiving plate;
the inside of the sliding block is rotationally provided with a detection rod, and the radial direction of the bottom of the detection rod is fixedly connected with one end of the detection plate; the mounting part is provided with a first opening matched with the detection plate;
the detection rod is rotationally connected with the second chute; the detection rod is fixedly provided with a limiting piece, and the limiting piece is positioned above the sliding block and is in sliding connection with the sliding block; a side contact switch matched with the limiting piece is fixedly arranged on the second chute;
a top contact switch is fixedly arranged above the detection rod at the bottom of the protective shell;
the side contact switch and the top contact switch are electrically connected with the control device.
Preferably, the first chute is a U-shaped chute, and the sliding block is arranged in the U-shaped chute;
the two sides of the sliding block are positioned on the second connecting plate and are fixedly provided with side plates, and the sliding block is in sliding connection with the two side plates.
Preferably, a positioning plate is fixedly arranged above the pressure receiving plate, a positioning groove matched with the positioning plate is formed in the tightening part, and the positioning plate is in sliding connection with the positioning groove.
Preferably, a containing cavity is arranged above the positioning groove, and a compression spring is arranged between the containing cavity and the top of the positioning plate.
Preferably, the bottom of the part of the pressure receiving plate, which is positioned outside the second opening, is fixedly provided with a pressure receiving part;
the mounting part is positioned outside the compression part and can be detachably sleeved with a flat pad.
Preferably, a plurality of positioning rods are fixedly arranged between the first connecting plate and the first sliding groove on the first sliding groove, through holes matched with the positioning rods are formed in the first connecting plate, and the positioning rods are in sliding connection with the through holes.
Preferably, a limiting block is fixedly arranged below the sliding block on the detection rod, the limiting block is used for limiting the axial movement of the detection rod relative to the sliding block, and the limiting block is in sliding connection with the sliding block.
Preferably, the power module is a lithium battery.
Preferably, the protecting shell is fixedly provided with an outlet; the power module is a battery pack with a charging function, and the battery pack is electrically connected with a photovoltaic solar panel fixedly installed outdoors.
Compared with the prior art, the beneficial effects of this application are:
1. the device can effectively monitor the running current and temperature data of the transformer, and has the function of detecting the private dismantling of a site customer;
2. the position detection device is added in the thermal resistor, so that the thermal resistor is installed and removed with detection function, and reliable detection of the thermal resistor on the field transformer is ensured;
3. the battery voltage monitoring module ensures that the field detection device is not powered off, and early warning is performed when the voltage is insufficient;
4. the photosensitive detection sensor in the protective shell ensures early warning at the first time when the protective cover is opened.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
FIG. 1 is a schematic diagram of the installation structure of a thermal resistor of the intelligent detection alarm device for the transformer stop reporting in the application on a transformer,
figure 2 is a schematic diagram of the whole structure of the thermal resistor of the intelligent detection alarm device for the transformer stop,
figure 3 is a schematic view of the thermal resistor housing of figure 2,
figure 4 is a schematic view of the internal structure of the thermal resistor of figure 2 with the protective cover removed from the top,
figure 5 is a schematic diagram of the overall structure of a position detection device of the intelligent detection device for the transformer stop reporting in the application,
figure 6 is a schematic view of another angular overall structure of the position detecting device of figure 5,
figure 7 is a schematic view of the entire structure of the position detecting device of figure 5 with both side plates removed,
figure 8 is a schematic view of the overall structure of the position detecting device of figure 7 with both side plates removed,
figure 9 is a partial cross-sectional view of a thermal resistor of the intelligent detection alarm device for transformer stop reporting of the present application,
fig. 10 is a partial enlarged view of a region a in fig. 9.
In the figure:
1. transformer, 2, thermal resistor, 3, temperature measuring sleeve, 4, mounting part, 5, tightening part, 6, extension sleeve, 7, protective housing, 8, flat pad, 9, outlet, 10, first opening, 11, second opening, 12, protective cover, 13, pressure receiving plate, 14, control device, 15, detection hole, 16, top contact switch, 17, photosensitive detection sensor, 18, wire passing hole, 19, detection rod, 20, detection plate, 21, positioning plate, 22, pressure receiving part, 23, slider, 24, first chute, 25, spring, 26, first connecting plate, 27, positioning rod, 28, second connecting plate, 29, side plate, 30, second chute, 31, convex plate, 32, groove, 33, stopper, 34, side contact switch, 35, positioning slot, 36, channel, 37, mounting seat, 38, accommodation cavity.
The specific embodiment is as follows:
the present application is further described below with reference to the drawings and examples.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present disclosure. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, are merely relational terms determined for convenience in describing structural relationships of the various components or elements of the present disclosure, and do not denote any one of the components or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
The intelligent detection alarm device for the transformer stop report comprises a current acquisition device arranged on a primary incoming line side phase line of the transformer, a temperature detection device arranged on the transformer, a power supply module and a control device 14;
the temperature detection device is a thermal resistor 2, and referring to fig. 1 and 2, the thermal resistor 2 comprises a protective shell 7 fixedly arranged at the top end of the thermal resistor 2, and a protective cover 12 is detachably arranged outside the protective shell 7; a photosensitive detection sensor 17 is fixedly arranged in the protective shell 7, and the photosensitive detection sensor 17 is electrically connected with the control device 14; the power module and the control device 14 are fixedly arranged in the protective shell 7; the temperature measuring probe and the current collecting device of the thermal resistor 2 are electrically connected with the power module and the control device 14; the control device 14 includes a battery voltage monitoring module, a data processing module, a control module, and a communication module, wherein:
the battery voltage monitoring module is used for monitoring the voltage of the power supply module;
the data processing module is used for receiving and processing the data acquired by the current acquisition device, the photosensitive detection sensor 17, the temperature measuring probe of the thermal resistor and the battery voltage monitoring module,
the control module is used for controlling the communication module to send alarm information to the background server which is electrically connected with the communication module when the data processing module receives and processes the data and exceeds the set threshold corresponding to each data.
Wherein:
the set threshold value corresponding to the current collected by the current collection device is about 1% -5% of the rated current of the transformer, and can be set according to actual needs;
the set threshold corresponding to the optical signal detected by the photosensitive detection sensor 17 is that the photosensitive detection sensor 17 receives the optical signal;
the set threshold corresponding to the temperature of the transformer detected by the temperature measuring probe of the thermal resistor is the no-load temperature of the transformer, and is set according to the requirement;
the set threshold value corresponding to the voltage collected by the battery voltage detection module is 30% of the battery voltage, and can be set according to actual needs.
The function of the photosensitive detection sensor 17 is: when the protective shell 7 of the thermal resistor 2 is opened, the photosensitive detection sensor 17 detects an optical signal, and the data processing module controls the communication module to send alarm information to a background server electrically connected with the communication module after receiving the signal of the photosensitive detection sensor 17;
the current collection device has the functions that: the method comprises the steps that the primary side current condition of a transformer is collected in real time, because a power supply company cuts off the power of the transformer after a customer transformer stops, the power supply company can retransmit the power of the transformer only after the customer stops, if the customer transmits the power to the transformer privately before stopping, the current collected by a current collection device is necessarily larger than the no-load current of the transformer, and when the primary side current of the transformer exceeds a set threshold value, a data processing module collects signals of the current collection device, and a control module controls a communication module to send alarm information to a background server electrically connected with the communication module;
the function of the temperature measuring probe of the thermal resistor is similar to that of the current acquisition device, and the difference is the temperature of the transformer when acquiring data;
the battery voltage detection module has the functions that: when power module is the lithium cell, gather the voltage of lithium cell in real time, send alarm information when voltage is not enough, prevent that the battery from losing electricity and then lead to the transformer of this application to report to stop intelligent detection device unable normal use. In some embodiments, in order to avoid frequent replacement of the lithium battery and reduce the labor burden, the power module is a battery pack with a charging function, the battery pack is electrically connected with a photovoltaic solar panel fixedly installed outdoors, an outlet 9 is fixedly arranged on the protective shell 7, and the battery pack is electrically connected with the photovoltaic solar panel through a power line passing through the outlet 9; in this embodiment, the battery voltage detection module functions as: and acquiring the voltage of the battery pack in real time, if the voltage of the battery pack is insufficient, if the battery pack is discharged for no weather reasons such as sunlight, the situation that the power supply of the battery pack is stopped is possibly proved to exist for customers, and after the data processing module acquires the signal of the battery voltage detection module, the control module controls the communication module to send alarm information to a background server which is electrically connected with the communication module.
The above embodiment enables the thermal resistor 2 to generate alarm information when the protective cover 12 is opened by personal personnel and the thermal resistor 2 is powered off by personal personnel, so as to realize the function of intelligent detection alarm of the transformer stop, and in some embodiments, considering the problem of the field personnel dismantling the thermal resistor 2 by personal personnel, the application provides a thermal resistor embodiment with the disassembly detection function, and referring to fig. 2 to 4, the thermal resistor 2 comprises a temperature measuring sleeve 3 buried in the transformer, and the temperature measuring sleeve 3 is fixedly connected with a mounting part 4, a tightening part 5, an extension sleeve 6 and a protective shell 7 in sequence; the temperature measuring sleeve 3, the mounting part 4, the tightening part 5 and the extension sleeve 6 are internally provided with a communicated channel 36; a temperature measuring probe is arranged in a channel 36 in the temperature measuring sleeve 3 and is electrically connected with the control device 14;
referring to fig. 5 to 8, a position detecting device is disposed in the mounting portion 4, and the position detecting device includes a first connecting plate 26 and a second connecting plate 28 fixedly disposed at two ends of the inner wall of the channel 36; a sliding block 23 is arranged between the first connecting plate 26 and the second connecting plate 28, a first sliding groove 24 is arranged between the sliding block 23 and the first connecting plate 26, and a plurality of springs 25 are fixedly arranged between the first sliding groove 24 and the first connecting plate 26; the sliding block 23 is in sliding connection with the first sliding groove 24; the end surface of the sliding block 23, which is close to the second connecting plate 28, is fixedly provided with a plurality of convex plates 31, and the second connecting plate 28 is provided with grooves 32 which are matched with the convex plates 31 one by one; the upper part of the sliding block 23 is fixedly provided with a second sliding groove 30, the radial direction of the top of the second sliding groove 30 is fixedly connected with one end of the pressure receiving plate 13, and the mounting part 4 is provided with a second opening 11 matched with the pressure receiving plate 13; the inside of the sliding block 23 is rotatably provided with a detection rod 19, and the radial direction of the bottom of the detection rod 19 is fixedly connected with one end of a detection plate 20; the mounting part 4 is provided with a first opening 10 matched with the detection plate 20; the detection rod 19 is rotatably connected with the second chute 30; a limiting piece 33 is fixedly arranged on the detection rod 19, and the limiting piece 33 is positioned above the sliding block 23 and is in sliding connection with the sliding block 23; a side contact switch 34 matched with the limiting piece 33 is fixedly arranged on the second chute 30; a top contact switch 16 is fixedly arranged above the detection rod 19 at the bottom of the protective shell 7; the side contact switch 34 and the top contact switch 16 are electrically connected to the control device 14.
In some embodiments, the first chute 24 is a U-shaped chute, and the sliding block 23 is disposed inside the U-shaped chute; the two sides of the sliding block 23 are fixedly provided with side plates 29 on the second connecting plate 28, and the sliding block 23 is in sliding connection with the two side plates 29.
In order to maintain the stability of the position detecting device in the vertical direction, in some embodiments, a positioning plate 21 is fixedly disposed above the pressure receiving plate 13, and a positioning slot 35 matched with the positioning plate 21 is disposed in the tightening portion 5, and the positioning plate 21 is slidably connected with the positioning slot 35.
In some embodiments, a receiving cavity 38 is disposed above the positioning slot 35, and a compression spring is disposed between the receiving cavity 38 and the top of the positioning plate 21. Referring to fig. 9 and 10, the positioning plate 21 has an L-shaped structure, the positioning groove 35 has an L-shaped structure matched with the positioning plate, a receiving cavity 38 communicated with the positioning groove 35 is arranged above the positioning groove 35, a compression spring is arranged in the receiving cavity 38, one end of the compression spring is arranged in the receiving cavity 38 to be abutted against the wall of the receiving cavity 38, and the other end is abutted against the positioning plate 21.
The bottom of the part of the pressure receiving plate 13, which is positioned outside the second opening 11, is fixedly provided with a pressure receiving part 22; the mounting part 4 is arranged below the pressed part 22 and can be detachably sleeved with a flat pad 8.
In some embodiments, a plurality of positioning rods 27 are fixedly disposed on the first sliding groove 24 between the first connecting plate 26 and the first sliding groove 24, through holes matched with the positioning rods 27 are disposed on the first connecting plate 26, and the positioning rods 27 are slidably connected with the through holes.
In some embodiments, a limiting block is fixedly arranged on the detecting rod 19 below the sliding block 23, the limiting block is used for limiting the axial movement of the detecting rod 19 relative to the sliding block 23, and the limiting block is in sliding connection with the sliding block 23.
The transformer of this application stops intelligent detection alarm device and provides a thermal resistor theory of operation with dismouting detection function as follows:
referring to fig. 9 and 10, before the thermal resistor 2 is mounted on the mounting seat 37 on the transformer 1, the top of the detecting rod 19 is below the top contact switch 16, the top contact switch 16 is not pressed, and the action of the compression spring between the inside of the positioning groove 35 and the top of the positioning plate 21 is added, so that the detecting rod 19 does not bear against the top contact switch 16, and the pressure receiving plate 13 is below the second opening 11; the probe plate 20 is now located below the first opening 10 within the channel 36;
referring to fig. 8, before the thermal resistor 2 is mounted on the mounting seat 37 on the transformer 1, the limiting piece 33 is not pressed to the side contact switch 34, one side of the limiting piece 33 corresponds to the side contact switch 34, and the other side of the limiting piece 33 abuts against the second sliding groove 30 to limit the self-rotation of the detecting rod 19; in some embodiments, in order to ensure that the detection lever 19 does not self-rotate without external force, referring to fig. 8, a friction plate is provided between the stopper 33 and the slider 23.
When the thermal resistor 2 starts to be mounted on the mounting seat 37, the detection plate 20 is always located below the first opening 10 in the channel 36; when the thermal resistor 2 is installed at the final stage, referring to fig. 1, the installation seat 37 presses the flat pad 8, meanwhile referring to fig. 9 and 10, the pressure receiving part 22 is pressed, the pressure receiving plate 13 drives the second sliding chute 30 and the sliding block 23 fixedly connected with the pressure receiving plate to move upwards, simultaneously referring to fig. 7, in the process of moving the sliding block 23 upwards, under the pressure of the spring 25, the convex plate 31 moves into the groove 32, when the convex plate 31 moves into the groove 32, the positioning plate 21 further enters the positioning groove 35, the detection plate 20 enters the first opening 10, and then the end part of the outer part of the detection plate 20 is abutted against the internal thread of the installation seat 37;
at the same time, the top end of the detecting rod 19 abuts against the top contact switch 16, the top contact switch 16 acts, and after receiving a signal of the action of the top contact switch 16, the control device 14 sends the information, namely a detection signal of the thermal resistor 2 in place, to a background server through a communication module in the control device 14. When the thermal resistor 2 is not installed in place or is not firmly installed, the background server does not receive the signal.
When someone in the field removes the thermal resistor 2 privately to use the transformer, if the thermal resistor 2 is removed, the thermal resistor 2 must be screwed, referring to fig. 9, when the field person rotates the thermal resistor 2 reversely, since the detection plate 20 abuts against the internal thread of the mount 37, although the housing of the thermal resistor 2 rotates, the detection plate 20 does not initially rotate along with the housing of the thermal resistor 2, and it is noted that the opening width of the first opening 10 is larger than the width of the detection plate 20;
meanwhile, as the detection plate 20 does not rotate, the thermal resistor 2 housing rotates, and referring to fig. 8, namely, the sliding block 23 rotates, and the detection rod 19 does not rotate, the detection rod 19 rotates relatively in the sliding block 23, the slow limiting piece 33 abuts against the side contact switch 34, and the side contact switch 34 acts; when the control device 14 receives the signal of the operation of the side contact switch 34, the communication module in the control device 14 transmits the information, which is the detection signal that the thermal resistor 2 is being removed, to the background server.
The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the application, but rather, it is intended to cover all modifications or variations which may be resorted to without undue burden to those skilled in the art, having the benefit of the present application.
Claims (9)
1. Intelligent detection alarm device is stopped to transformer report, its characterized in that:
the device comprises a current acquisition device arranged on a primary incoming line side phase line of a transformer, a temperature detection device arranged on the transformer, a power supply module and a control device (14);
the temperature detection device is a thermal resistor (2), the thermal resistor (2) comprises a protective shell (7) fixedly arranged at the top end of the thermal resistor (2), and a protective cover (12) is detachably arranged outside the protective shell (7);
a photosensitive detection sensor (17) is fixedly arranged in the protective shell (7), and the photosensitive detection sensor (17) is electrically connected with the control device (14); the power module and the control device (14) are fixedly arranged in the protective shell (7);
the temperature measuring probe and the current collecting device of the thermal resistor (2) are electrically connected with the power module and the control device (14);
the control device (14) comprises a battery voltage monitoring module, a data processing module, a control module and a communication module, wherein:
the battery voltage monitoring module is used for monitoring the voltage of the power supply module;
the data processing module is used for receiving and processing the data acquired by the current acquisition device, the photosensitive detection sensor (17), the temperature measuring probe of the thermal resistor and the battery voltage monitoring module,
the control module is used for controlling the communication module to send alarm information to the background server which is electrically connected with the communication module when the data processing module receives the processed data and exceeds the set threshold value corresponding to each data;
the thermal resistor (2) comprises a temperature measuring sleeve (3) buried in the transformer, and the temperature measuring sleeve (3) is sequentially and fixedly connected with a mounting part (4), a tightening part (5), an extension sleeve (6) and a protective shell (7); a communicating channel (36) is formed in the temperature measuring sleeve (3), the mounting part (4), the tightening part (5) and the extension sleeve (6); a temperature measuring probe is arranged in a channel (36) in the temperature measuring sleeve (3), and the temperature measuring probe is electrically connected with the control device (14);
a position detection device is arranged in the mounting part (4) and comprises a first connecting plate (26) and a second connecting plate (28) which are fixedly arranged at two ends of the inner wall of the channel (36); a sliding block (23) is arranged between the first connecting plate (26) and the second connecting plate (28), a first sliding groove (24) is arranged between the sliding block (23) and the first connecting plate (26), and a plurality of springs (25) are fixedly arranged between the first sliding groove (24) and the first connecting plate (26); the sliding block (23) is in sliding connection with the first sliding groove (24);
a plurality of convex plates (31) are fixedly arranged on the end face, close to the second connecting plate (28), of the sliding block (23), and grooves (32) which are matched with the convex plates (31) one by one are formed in the second connecting plate (28);
the upper part of the sliding block (23) is fixedly provided with a second sliding groove (30), the radial direction of the top of the second sliding groove (30) is fixedly connected with one end of the pressure receiving plate (13), and the mounting part (4) is provided with a second opening (11) matched with the pressure receiving plate (13);
the inside of the sliding block (23) is rotationally provided with a detection rod (19), and the radial direction of the bottom of the detection rod (19) is fixedly connected with one end of a detection plate (20); the mounting part (4) is provided with a first opening (10) matched with the detection plate (20);
the detection rod (19) is rotationally connected with the second chute (30); a limiting piece (33) is fixedly arranged on the detection rod (19), and the limiting piece (33) is positioned above the sliding block (23) and is in sliding connection with the sliding block (23); a side contact switch (34) matched with the limiting piece (33) is fixedly arranged on the second chute (30);
a top contact switch (16) is fixedly arranged at the bottom of the protective shell (7) above the detection rod (19);
the side contact switch (34) and the top contact switch (16) are electrically connected with the control device (14).
2. The intelligent detection and alarm device for transformer stop-reporting according to claim 1, wherein:
the first sliding groove (24) is a U-shaped sliding groove, and the sliding block (23) is arranged in the U-shaped sliding groove;
the two sides of the sliding block (23) are fixedly provided with side plates (29) on the second connecting plate (28), and the sliding block (23) is in sliding connection with the two side plates (29).
3. The intelligent detection and alarm device for transformer stop-reporting according to claim 2, wherein:
the positioning plate (21) is fixedly arranged above the pressure receiving plate (13), a positioning groove (35) matched with the positioning plate (21) is formed in the tightening part (5), and the positioning plate (21) is in sliding connection with the positioning groove (35).
4. The intelligent detection and alarm device for transformer stop-reporting according to claim 3, wherein:
an accommodating cavity (38) is arranged above the positioning groove (35), and a compression spring is arranged between the accommodating cavity (38) and the top of the positioning plate (21).
5. The intelligent detection and alarm device for transformer stop-reporting according to claim 4, wherein:
the bottom of the part of the pressure receiving plate (13) positioned outside the second opening (11) is fixedly provided with a pressure receiving part (22);
the installation part (4) is arranged below the pressure receiving part (22) outside and is detachably sleeved with a flat pad (8).
6. The intelligent detection and alarm device for transformer stop-reporting according to claim 5, wherein:
the positioning device is characterized in that a plurality of positioning rods (27) are fixedly arranged between the first connecting plate (26) and the first sliding groove (24) on the first sliding groove (24), through holes matched with the positioning rods (27) are formed in the first connecting plate (26), and the positioning rods (27) are in sliding connection with the through holes.
7. The intelligent detection and alarm device for transformer stop-reporting according to claim 6, wherein:
the detection rod (19) is fixedly provided with a limiting block below the sliding block (23), the limiting block is used for limiting the axial movement of the detection rod (19) relative to the sliding block (23), and the limiting block is in sliding connection with the sliding block (23).
8. The intelligent detection and alarm device for the stop of the transformer according to any one of claims 1 to 7, which is characterized in that:
the power module is a lithium battery.
9. The intelligent detection and alarm device for the stop of the transformer according to any one of claims 1 to 7, which is characterized in that:
an outlet (9) is fixedly arranged on the protective shell (7); the power module is a battery pack with a charging function, and the battery pack is electrically connected with a photovoltaic solar panel fixedly installed outdoors.
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