CN114136448B - Line joint temperature sensing out-of-limit alarm - Google Patents
Line joint temperature sensing out-of-limit alarm Download PDFInfo
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- CN114136448B CN114136448B CN202111254572.9A CN202111254572A CN114136448B CN 114136448 B CN114136448 B CN 114136448B CN 202111254572 A CN202111254572 A CN 202111254572A CN 114136448 B CN114136448 B CN 114136448B
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- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 3
- 238000007665 sagging Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Radiation Pyrometers (AREA)
Abstract
The invention discloses a line joint temperature sensing out-of-limit alarm, which relates to the technical field of cable monitoring devices and comprises the following components: a main body frame; the main body frame is integrally of a rectangular structure, a U-shaped mounting frame is welded and fixed at the top end of the middle position of the main body frame, two longitudinal supporting plates are symmetrically welded between the middle sections of the main body frame, a mounting ring is rotatably mounted between the middle sections of the two longitudinal supporting plates, a buzzer alarm and an electric controller are mounted at intervals at the bottom of the mounting frame in a locking manner, and the electric controller is electrically connected with the infrared temperature sensor and the buzzer alarm; and the semicircular clamping rings are clamped at two ends of the cable connector in opposite sliding mode. According to the invention, the driving part is used for driving the infrared temperature sensor to synchronously rotate and switch the use state by linkage engagement when the semicircular clamping ring rotates and switches the use state, so that the problems that the infrared temperature sensor needs to be additionally manually folded and unfolded during use and the operation is troublesome and time-consuming are solved.
Description
Technical Field
The invention relates to the technical field of cable monitoring devices, in particular to a line joint temperature sensing out-of-limit alarm.
Background
In order to prevent the power distribution line from being burnt out due to overcurrent or poor contact of the connector, the line is broken and power failure, the safe electricity utilization of customers is influenced, the safe operation of a power grid is endangered, and a line connector temperature sensing out-of-limit alarm is required to be designed to monitor the cable connector.
The existing cable monitoring device is mainly provided with a clamping installation structure matched with a cable and an infrared temperature sensor, the cable monitoring device is installed by adopting a static protruding support, flexible rotation or sliding shrinkage cannot be carried out, the occupied space is large, the boxing and batch transportation are inconvenient, even if the clamping installation structure of a few devices and the infrared temperature sensor can be shrunk and hidden, but the driving mechanism of the cable monitoring device is not combined in a linkage manner, the shrinkage and expansion operation can be completed only by manually dividing multiple steps, and the cable monitoring device is more troublesome and time-consuming to use.
Disclosure of Invention
In view of the above, the invention provides a line joint temperature sensing out-of-limit alarm which is provided with a driving component, and through the driving component, a semicircular clamping ring can be in linkage engagement to drive an infrared temperature sensor to synchronously rotate and switch the use state when the use state is switched in a rotating way, so that the trouble that the infrared temperature sensor needs to be additionally manually folded and unfolded when in use is solved.
The invention provides the following technical scheme: the line joint temperature sensing out-of-limit alarm comprises a main body frame; the main body frame comprises a mounting frame and longitudinal supporting plates, the whole main body frame is of a rectangular structure, the top end of the middle position of the main body frame is welded and fixed with a mounting frame with a U-shaped structure, two longitudinal supporting plates are symmetrically welded between the middle sections of the main body frame, a mounting ring is rotatably arranged between the middle sections of the two longitudinal supporting plates, a buzzer alarm and an electric controller are installed at intervals and locked at the bottom of the mounting frame, the electric controller is electrically connected with an infrared temperature sensor and the buzzer alarm, when the infrared temperature sensor detects that a cable joint is overtemperature, an overtemperature signal is transmitted to the electric controller, the electric controller triggers the buzzer alarm to carry out buzzer warning through operation, and a reset pressing switch is arranged on the electric controller and is used for manually resetting the buzzer alarm after maintenance is finished;
the brand of the infrared temperature sensor is as follows: LOSON/Longshun; the model is LSCI series;
two six-edge rotating shafts are symmetrically arranged in the left end section and the right end section of the main body frame in a rotating mode, two semicircular clamping rings are symmetrically arranged on the two six-edge rotating shafts in a sliding mode, and the main body frame and an infrared temperature sensor arranged on the main body frame can be tightly fixed above the top end of the cable connector through the semicircular clamping rings; the top end of the left half section of the long stay bar at the front side of the main body frame is slidably provided with a driving part; the infrared temperature sensor with a cylindrical structure is arranged in the mounting ring in a threaded penetrating manner, and the mounting ring provides convenience for rotation mounting of the infrared temperature sensor; the main body frame also comprises positioning inserted bars, and two positioning inserted bars are arranged on the left end section and the right end section of the long stay bar at the rear side of the main body frame in a sliding way through spring pushing; the longitudinal positioning shafts are welded at upper and lower intervals on the position, close to the left longitudinal supporting plate, of the long supporting rod at the front side of the main body frame, and the two longitudinal positioning shafts provide convenience for sliding installation of the L-shaped driven rack; the four semicircular clamping rings are clamped at two ends of the cable joint in opposite directions, the top ends of the four semicircular clamping rings are welded with one vertical sliding plate, and the two double-rotation threaded shafts are correspondingly meshed with the four vertical sliding plates in a penetrating mode through four reverse threaded sections on the double-rotation threaded shafts.
Preferably, the six-edge rotating shaft comprises double-rotation-direction threaded shafts, a double-rotation-direction threaded shaft which is longitudinally supported is rotatably arranged below the bottom of the middle section of the two six-edge rotating shafts, and the two double-rotation-direction threaded shafts can push and drive the four semicircular clamping rings to oppositely slide and clamp; the six-edge rotating shaft also comprises a driving gear and a positioning wheel, wherein the rear ends of the two six-edge rotating shafts are welded with one positioning wheel, and the front end of the six-edge rotating shaft on the left side is welded and fixed with one driving gear; two jacks are arranged on the circumferential outer rings of the two positioning wheels at intervals of 90 degrees, and the head end sections of the two longitudinal positioning shafts are correspondingly matched with the jacks at all positions in a selective plugging manner.
Preferably, the driving part comprises an L-shaped driving rack, and the whole driving part is formed by welding a sliding main rod and an L-shaped driving rack welded at the left end of the sliding main rod, wherein the L-shaped driving rack is correspondingly meshed with the driving gear for transmission.
Preferably, the driving part further comprises a connecting rod, and the right end of the sliding main rod is rotatably connected with a connecting rod; the tail end of the connecting rod is rotatably connected with an L-shaped driven rack, and the vertical support part of the L-shaped driven rack is correspondingly in sliding fit with two longitudinal positioning shafts.
Preferably, the mounting ring comprises a driving gear, and two rotating shafts are symmetrically welded and supported on the middle section of the circumferential outer wall of the mounting ring, wherein the head end of the left rotating shaft is welded with a driving gear; the driving gears are adjacently positioned at the rear sides of the two longitudinal positioning shafts, and the L-shaped driven racks are correspondingly meshed with the driving gears for transmission.
Compared with the prior art, the invention has the beneficial effects that:
1. the semicircular clamping rings around can be rotatably arranged in a horizontal state and are contracted and hidden in the mounting frame, so that the occupation of a supporting space can be effectively reduced, and the whole alarm is conveniently packaged and transported in batches;
2. the L-shaped driven rack can slide back and forth to be meshed with the driving gear, the mounting ring and the infrared temperature sensor to be switched between the vertical temperature measurement state and the horizontal shrinkage state in a rotating way, and the infrared temperature sensor can also be shrunk horizontally, so that occupation of a supporting space is further reduced, and the whole alarm is more beneficial to boxing and batch transportation;
3. according to the invention, the driving part is used for driving the infrared temperature sensor to synchronously rotate and switch the use state by linkage engagement when the semicircular clamping ring rotates and switches the use state, so that the trouble of additionally manually folding and unfolding the infrared temperature sensor during use is avoided, and the use is convenient and quick.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a right three-dimensional structure of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the bottom part of the present invention;
FIG. 4 is a schematic view of the bottom structure of the mounting frame of the present invention;
FIG. 5 is a schematic view of the invention in a contracted state of a semicircular clasp around;
FIG. 6 is a schematic view of the bottom of the invention in a contracted state of the semicircular clasp around;
FIG. 7 is a schematic view of a mounting ring according to the present invention;
FIG. 8 is a schematic diagram of a semi-circular snap ring structure according to the present invention;
in the figure, the correspondence between the component names and the drawing numbers is:
1. a main body frame; 101. a mounting frame; 102. positioning the inserted link; 103. a longitudinal positioning shaft; 104. longitudinal supporting plates; 2. a six-edge rotating shaft; 201. a double-rotation-direction threaded shaft; 202. a drive gear; 203. a positioning wheel; 3. a driving part; 301. a connecting rod; 302. an L-shaped driven rack; 303. an L-shaped driving rack; 4. a semicircular clasp; 5. a mounting ring; 501. a drive gear; 6. an infrared temperature sensor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Please refer to fig. 1 to 8;
the invention provides a line joint temperature sensing out-of-limit alarm, which comprises: a main body frame 1; the main body frame 1 comprises a mounting frame 101 and longitudinal supporting plates 104, the whole main body frame 1 is of a rectangular structure, the top end of the middle position of the main body frame is welded and fixed with the mounting frame 101 with a U-shaped structure, two longitudinal supporting plates 104 are symmetrically welded between the middle sections of the main body frame 1, and a mounting ring 5 is rotatably arranged between the middle sections of the two longitudinal supporting plates 104; the top end of the left half section of the long stay bar at the front side of the main body frame 1 is slidably provided with a driving part 3; the mounting ring 5 comprises a driving gear 501, and two rotating shafts are symmetrically welded and supported on the middle section of the circumferential outer wall of the mounting ring 5, wherein the head end of the left rotating shaft is welded with one driving gear 501; a cylindrical infrared temperature sensor 6 is arranged in the mounting ring 5 in a threaded penetrating manner;
two six-edge rotating shafts 2 are symmetrically arranged in the left and right end sections of the main body frame 1 in a rotating way, and two semicircular clamping rings 4 are symmetrically arranged on the two six-edge rotating shafts 2 in a sliding way; the four semicircular clamping rings 4 are clamped at two ends of the cable joint in opposite directions, the top ends of the four semicircular clamping rings 4 are welded with one vertical sliding plate, and the two double-rotation-direction threaded shafts 201 are correspondingly engaged with the four vertical sliding plates in a penetrating manner through four reverse thread sections on the two double-rotation-direction threaded shafts; the main body frame 1 further comprises positioning inserted rods 102, and two positioning inserted rods 102 are installed on the left end section and the right end section of the long stay rod at the rear side of the main body frame 1 in a sliding manner in a opposite direction through spring pushing; the longitudinal positioning shafts 103 are welded at upper and lower intervals on the front long stay bar of the main body frame 1 close to the left longitudinal stay plate 104; the six-edge rotating shaft 2 comprises a double-rotation-direction threaded shaft 201, and a double-rotation-direction threaded shaft 201 which is longitudinally supported is rotatably arranged below the bottom of the middle section of the two six-edge rotating shafts 2; the driving part 3 further comprises a connecting rod 301, and the right end of the sliding main rod is rotatably connected with the connecting rod 301; the tail end of the connecting rod 301 is rotatably connected with an L-shaped driven rack 302, the vertical supporting part of the L-shaped driven rack 302 is correspondingly matched with the two longitudinal positioning shafts 103 in a sliding way, the driving part 3, the connecting rod 301 and the L-shaped driven rack 302 form a crank slide bar mechanism, and the left-right sliding driving part 3 can push and drive the L-shaped driven rack 302 to slide back and forth through the mechanism.
As shown in fig. 5, the six-edge rotating shaft 2 further comprises a driving gear 202 and a positioning wheel 203, the rear ends of the two six-edge rotating shafts 2 are welded with the positioning wheel 203, and the four semicircular clamping rings 4 can be rotatably placed in a horizontal state and shrink and hide in the mounting frame 101 through the two six-edge rotating shafts 2, so that occupation of a supporting space can be effectively reduced, and the whole alarm can be conveniently packaged and transported in batches; a driving gear 202 is welded and fixed at the front end of the left hexagonal rotating shaft 2.
As shown in fig. 2, two jacks are arranged on the circumferential outer circles of the two positioning wheels 203 at intervals of 90 degrees, the head end sections of the two longitudinal positioning shafts 103 are correspondingly matched with the four jacks in a selective plugging manner, and the two longitudinal positioning shafts 103 can plug and position the two positioning wheels 203, so that the four semicircular clamping rings 4 are kept in a sagging clamping and horizontal shrinkage use state; the driving part 3 comprises an L-shaped driving rack 303, the driving part 3 is integrally formed by welding a sliding main rod and the L-shaped driving rack 303 welded at the left end of the sliding main rod, the L-shaped driving rack 303 is correspondingly meshed with the driving gear 202 for transmission, and the left six-edge rotating shaft 2 can be in linkage meshing to drive the L-shaped driving rack 303 and the driving part 3 to reciprocate back and forth when driving the left semicircular clasp 4 and the right semicircular clasp 4 to rotate and switch through the driving gear 202.
As shown in fig. 6, the driving gears 501 are adjacently located at the rear sides of the two longitudinal positioning shafts 103, the L-shaped driven racks 302 are correspondingly meshed with the driving gears 501 for transmission, the L-shaped driven racks 302 can slide back and forth to mesh and drive the driving gears 501, the mounting ring 5 and the infrared temperature sensor 6 to rotate and switch between vertical temperature measurement and horizontal shrinkage states, and the infrared temperature sensor 6 can also shrink horizontally, so that occupation of a supporting space is further reduced, boxing batch transportation of the whole alarm is facilitated, and the semicircular clamping ring 4 can be meshed and drive the infrared temperature sensor 6 to synchronously rotate and switch the use state in a linkage manner when the use state is switched in a rotation manner through the driving parts 3, so that the trouble of additionally manually retracting and operating the infrared temperature sensor 6 in the use process is omitted, and the use is convenient, quick and time-saving.
Working principle: the two double-rotation-direction threaded shafts 201 can push and drive the four semicircular clamping rings 4 to slide and clamp in opposite directions, the semicircular clamping rings 4 in the four sagging states can tightly fasten the main body frame 1 and the infrared temperature sensor 6 arranged on the main body frame above the top end of the cable joint, and the two longitudinal positioning shafts 103 can be inserted and positioned with the two positioning wheels 203, so that the four semicircular clamping rings 4 are kept in the sagging clamping and horizontal shrinkage using states;
through two six arris pivots 2, the semicircle snap ring 4 all around can rotate in the inside switching service condition of installing frame 101, through driving gear 202, left side six arris pivot 2 still can the linkage meshing drive L form drive rack 303 and drive part 3 back and forth reciprocating slip when driving two places semicircle snap ring 4 rotation switches, the drive part 3 that slides about can push to drive L form driven rack 302 back and forth slip, L form driven rack 302 back and forth slip can the meshing drive gear 501 and collar 5 and infrared temperature sensor 6 rotate the switching in perpendicular temperature measurement and horizontal shrink state.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. Line connection temperature sensing alarm that out of limit, its characterized in that: an alarm device comprising
A main body frame (1); the main body frame (1) comprises a mounting frame (101) and longitudinal supporting plates (104), the whole main body frame (1) is of a rectangular structure, the top end of the middle position of the main body frame is fixedly welded with the mounting frame (101) of which one part is of a U-shaped structure, two longitudinal supporting plates (104) are symmetrically welded between the middle sections of the main body frame (1), and a mounting ring (5) is rotatably arranged between the middle sections of the two longitudinal supporting plates (104);
two six-edge rotating shafts (2) are symmetrically arranged in the left end section and the right end section of the main body frame (1) in a rotating mode, and two semicircular clamping rings (4) are symmetrically arranged on the two six-edge rotating shafts (2) in a sliding mode;
the top end of the left half section of the long stay bar at the front side of the main body frame (1) is slidably provided with a driving part (3);
an infrared temperature sensor (6) with a cylindrical structure is arranged in the mounting ring (5) in a threaded penetrating manner;
the six-edge rotating shafts (2) comprise double-rotation-direction threaded shafts (201), and a double-rotation-direction threaded shaft (201) which is longitudinally supported is rotatably arranged below the bottoms of the middle sections of the two six-edge rotating shafts (2);
the four semicircular clamping rings (4) are clamped at two ends of the cable joint in opposite directions, the top ends of the four semicircular clamping rings (4) are welded with one vertical sliding plate, and the two double-rotation threaded shafts (201) are correspondingly meshed with the four vertical sliding plates in a penetrating manner through four reverse threaded sections on the two double-rotation threaded shafts;
the main body frame (1) further comprises a longitudinal positioning shaft (103), and two longitudinal positioning shafts (103) are welded at an upper and lower interval on the position, close to the left longitudinal supporting plate (104), of the front long supporting rod of the main body frame (1);
the six-edge rotating shaft (2) also comprises
The rear ends of the six-edge rotating shafts (2) at two positions are welded with one positioning wheel (203);
the front end of the six-edge rotating shaft (2) at the left side is welded and fixed with a driving gear (202);
the semicircular clamping rings (4) can be rotatably arranged in a horizontal state through the two hexagonal rotating shafts (2) and are contracted and hidden in the mounting frame (101);
the driving part (3) comprises an L-shaped driving rack (303), the driving part (3) is integrally formed by welding a sliding main rod and the L-shaped driving rack (303) welded at the left end of the sliding main rod, and the L-shaped driving rack (303) is correspondingly meshed with the driving gear (202) for transmission;
the driving part (3) further comprises
The right end of the sliding main rod is rotatably connected with a connecting rod (301);
the tail end of the connecting rod (301) is rotatably connected with one L-shaped driven rack (302), and the vertical support part of the L-shaped driven rack (302) is correspondingly in sliding fit with two longitudinal positioning shafts (103);
the mounting ring (5) comprises a driving gear (501), two rotating shafts are symmetrically welded and supported on the middle section of the circumferential outer wall of the mounting ring (5), and one driving gear (501) is welded at the head end of the left rotating shaft; the driving gears (501) are adjacently positioned at the rear sides of the two longitudinal positioning shafts (103), and the L-shaped driven racks (302) are correspondingly meshed with the driving gears (501) for transmission;
the driving gear (202) is used for driving the left hexagonal rotating shaft (2) to drive the left semicircular clasp (4) and the right semicircular clasp (4) to rotate and switch, and the left hexagonal rotating shaft can be in linkage engagement to drive the L-shaped driving rack (303) and the driving component (3) to slide back and forth in a reciprocating manner;
the L-shaped driven rack (302) can slide back and forth to be meshed to drive the driving gear (501), the mounting ring (5) and the infrared temperature sensor (6) to rotate and switch between a vertical temperature measurement state and a horizontal contraction state.
2. The line connector temperature sensing out-of-limit alarm of claim 1, wherein: the main body frame (1) further comprises positioning inserting rods (102), and two positioning inserting rods (102) are installed on the left end section and the right end section of the long supporting rod on the rear side of the main body frame (1) in a sliding mode in a opposite direction through spring pushing.
3. The line connector temperature sensing out-of-limit alarm of claim 2, wherein: two jacks are arranged on the circumferential outer rings of the two positioning wheels (203) at intervals of 90 degrees, and the head end sections of the two positioning inserted rods (102) are correspondingly matched with the four jacks in a selective plugging manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254572.9A CN114136448B (en) | 2021-10-27 | 2021-10-27 | Line joint temperature sensing out-of-limit alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254572.9A CN114136448B (en) | 2021-10-27 | 2021-10-27 | Line joint temperature sensing out-of-limit alarm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114136448A CN114136448A (en) | 2022-03-04 |
| CN114136448B true CN114136448B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111254572.9A Active CN114136448B (en) | 2021-10-27 | 2021-10-27 | Line joint temperature sensing out-of-limit alarm |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1148323A2 (en) * | 2000-04-17 | 2001-10-24 | Murata Kikai Kabushiki Kaisha | Temperature detecting device and method for running yarn |
| CN111024234A (en) * | 2019-11-21 | 2020-04-17 | 贵州电网有限责任公司 | Temperature monitoring system |
| WO2020127093A1 (en) * | 2018-12-21 | 2020-06-25 | Paul Vahle Gmbh & Co. Kg | Thermal monitoring of current rail installations |
| CN214066346U (en) * | 2020-10-12 | 2021-08-27 | 安徽双鹤药业有限责任公司 | Novel non-contact infrared temperature detection electric equipment |
| CN113484637A (en) * | 2021-06-29 | 2021-10-08 | 海南电网有限责任公司电力科学研究院 | Insulator detection device and method based on infrared hot spot |
-
2021
- 2021-10-27 CN CN202111254572.9A patent/CN114136448B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1148323A2 (en) * | 2000-04-17 | 2001-10-24 | Murata Kikai Kabushiki Kaisha | Temperature detecting device and method for running yarn |
| WO2020127093A1 (en) * | 2018-12-21 | 2020-06-25 | Paul Vahle Gmbh & Co. Kg | Thermal monitoring of current rail installations |
| CN111024234A (en) * | 2019-11-21 | 2020-04-17 | 贵州电网有限责任公司 | Temperature monitoring system |
| CN214066346U (en) * | 2020-10-12 | 2021-08-27 | 安徽双鹤药业有限责任公司 | Novel non-contact infrared temperature detection electric equipment |
| CN113484637A (en) * | 2021-06-29 | 2021-10-08 | 海南电网有限责任公司电力科学研究院 | Insulator detection device and method based on infrared hot spot |
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| Publication number | Publication date |
|---|---|
| CN114136448A (en) | 2022-03-04 |
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