CN112485710A - Power equipment predicts with easy to detach's circuit short circuit alarm device - Google Patents
Power equipment predicts with easy to detach's circuit short circuit alarm device Download PDFInfo
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- CN112485710A CN112485710A CN202011306184.6A CN202011306184A CN112485710A CN 112485710 A CN112485710 A CN 112485710A CN 202011306184 A CN202011306184 A CN 202011306184A CN 112485710 A CN112485710 A CN 112485710A
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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Abstract
The invention discloses a conveniently-disassembled line short circuit alarm device for power equipment prediction, which relates to the technical field of alarm devices and specifically relates to a conveniently-disassembled line short circuit alarm device for power equipment prediction. This circuit short circuit alarm device is used in power equipment prediction, current circuit short circuit alarm device is used in electrical equipment prediction, when using, can be simple convenient to install and dismantle the spare part on the device, it is comparatively simple to dismantle the operation to can be fine dispel the heat to inside electric element, under the operating condition of heavy load, be difficult to cause components and parts to damage, alarm information accepts comparatively stably simultaneously, is difficult to receive the interference.
Description
Technical Field
The invention relates to the technical field of power equipment monitoring, in particular to a circuit short circuit alarm device convenient to disassemble and used for power equipment prediction.
Background
The power equipment is a power production and consumption system composed of links of power generation, power transmission, power transformation, power distribution, power utilization and the like, primary energy in the nature is converted into power through a power generation power device, and then the power is supplied to each user through the power transmission, the power transformation and the power distribution.
But present electrical equipment is circuit short circuit alarm device for prediction, when using, inconvenient spare part to the device install and dismantle, it is comparatively complicated to dismantle the operation to can not be fine dispel the heat to inside electrical component, under the operating condition of heavy load, cause components and parts to damage easily, alarm information accepts unstability simultaneously, receives the interference easily, can not fine satisfy shortcomings such as people's user demand.
Disclosure of Invention
The invention provides a circuit short-circuit alarm device for power equipment prediction, which is convenient to disassemble and solves the problems that the conventional circuit short-circuit alarm device for power equipment prediction is inconvenient to install and disassemble parts on the device when in use, is complex in disassembly operation, cannot well dissipate heat of internal electric elements, is easy to cause component damage under a high-load working state, is unstable in alarm information receiving, is easy to interfere, cannot well meet the use requirements of people and the like in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: a detachable line short circuit alarm device for power equipment prediction comprises a buzzer and a threaded sleeve, wherein a lamp strip is arranged below the buzzer, an alarm is sleeved in the lamp strip, a transverse plate is fixedly connected below the alarm, a reserved groove is formed below the transverse plate, a driven gear is sleeved on the outer wall of the threaded sleeve, the threaded sleeve is located in the reserved groove, a driving gear is meshed and connected to the right side of the driven gear, a rotating rod is fixedly connected above the driving gear, fixed blocks are arranged on the left side and the right side of the rotating rod, a roller is fixedly connected below the fixed blocks, a first screw rod is in threaded connection with the left side and the right side of the interior of the threaded sleeve, an insert is in threaded connection with one side of the first screw rod, which is far away from the central axis of the threaded sleeve, a shielding cover is arranged below the reserved groove, and an air box is fixedly connected in the interior of the shielding, the inner part of the air box is movably connected with a fan, a control box is arranged below the air box, cushion pads are arranged on the left side and the right side of the control box, supporting legs are fixedly connected below the control box, one side, away from the axis of the control box, of each cushion pad is bonded with a clamping plate, a sliding groove is fixedly connected on the left side of each clamping plate, a sliding block is slidably connected inside each sliding groove, a movable plate is arranged on the left side of each sliding groove, a supporting seat is arranged below each supporting leg, a second screw rod is sleeved inside each supporting seat, movable blocks are in threaded connection with the left side and the right side of each second screw rod, a placing plate is arranged below each movable block, slide rails are arranged at the front end and the rear end of each movable block, connecting blocks are slidably connected inside each slide rail, connecting grooves are arranged on the left side and, place the below fixedly connected with hydraulic telescoping rod of board, and hydraulic telescoping rod's below is provided with the limiting plate, the below fixedly connected with mounting panel of limiting plate, and the left and right sides of mounting panel all is provided with the mounting hole, the left and right sides of bee calling organ is provided with telescopic antenna, and telescopic antenna's below is pegged graft and is had the slot, the rear end of shield cover is articulated to have the dodge gate, and the inside of dodge gate is provided with the exhaust hole.
Optionally, the rotating rod forms a meshing transmission structure through the driving gear and the driven gear, an included angle between the driving gear and the driven gear is set to be 90 degrees, and the first screw rod penetrates through the driving gear.
Optionally, the fixed blocks are symmetrically distributed on the left side and the right side of the rotating rod, the central axis of the rotating rod is perpendicular to the horizontal line of the threaded sleeve, and the central axis of the fixed blocks coincides with the central axis of the idler wheel.
Optionally, the first screw rod penetrates through the inside of the plug-in, the plug-in is symmetrically distributed on the left side and the right side of the driving gear, and the plug-in is of a bent structure.
Optionally, the central axis of the fan and the central axis of the bellows coincide with each other, and the upper surface of the bellows and the inner wall of the shielding case are tightly attached to each other.
Optionally, the blotter is the symmetry form and distributes in the left and right sides of control box, and is closely laminated between the right side surface of the left side surface of blotter and splint.
Optionally, the movable block forms a sliding structure with the sliding rail through the connecting block, and the external dimension of the connecting block is matched with the internal dimension of the sliding rail.
Optionally, the central axis of the hydraulic telescopic rod is perpendicular to the lower surface of the placing plate, and the hydraulic telescopic rods are symmetrically distributed on the left side and the right side of the lower portion of the placing plate.
Optionally, the lower surface of the limiting plate is tightly attached to the upper surface of the mounting plate, and the limiting plate is of a bent structure.
Optionally, the central axis of the telescopic antenna is perpendicular to the outer wall of the upper end of the shielding case, the external size of the telescopic antenna is matched with the internal size of the slot, and the telescopic antenna is symmetrically distributed on the left side and the right side of the buzzer.
The invention provides a circuit short circuit alarm device convenient to disassemble and used for power equipment prediction, which has the following beneficial effects:
1. this power equipment predicts circuit short circuit alarm device with convenient to detach, through driven gear, the driving gear, bull stick and gyro wheel, the driving gear has better wearability with driven gear, can not easy wearing and tearing in driven, and can guarantee driven gear and thread bush and carry out synchronous rotation at driven in-process, transmission efficiency has been guaranteed, the gyro wheel can play fixed and limiting displacement to the thread bush simultaneously, can not cause the slope of thread bush when using, and can not influence the rotation of thread bush.
2. This power equipment predicts with convenient to detach's circuit short circuit alarm device, through first screw rod, plug-in components, bellows and fan, the plug-in components can carry out quick installation and dismantlement with the alarm, and convenient to use person is to changing and maintaining, and plug-in components bilateral symmetry sets up, has guaranteed stability when fixed, and the fan can control the temperature that the inside electrical element of case produced and dispel the heat simultaneously, makes it remain throughout and work in a safe temperature range.
3. This power equipment predicts with convenient to detach's circuit short circuit alarm device, through the blotter, splint, movable block and slide rail, the blotter can increase the frictional force between splint and the control box on the one hand, can not cause the control box to slide easily when fixed, on the other hand can cushion the impact force that produces when fixed between splint and the control box, the slide rail can drive fly leaf relative motion with the cooperation of connecting block on the one hand simultaneously, thereby can change the distance between two fly leaves, can fix the not unidimensional control box, on the other hand also is convenient for the installation and the dismantlement of control box.
4. This power equipment predicts with convenient to detach's circuit short circuit alarm device, through placing board, hydraulic telescoping rod, limiting plate and mounting panel, hydraulic telescoping rod can change the height of placing the board to can avoid the control box because the size too can touch with bellows greatly, increase the flexibility of device, the limiting plate can restrict the shield cover and produce the aversion when fixed simultaneously, makes its fixed more firm.
5. This power equipment predicts circuit short circuit alarm device with convenient to detach, through shield cover, telescopic antenna and slot, telescopic antenna can increase the receiving range of signal, guarantees the promptness of information transfer, guarantees the understanding alarm signal that the user can be timely to the shield cover can shield the interference of external electromagnetism etc. stability when having increased the device and using, the user demand of satisfying people that can be fine.
Drawings
FIG. 1 is a schematic sectional front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic sectional view of the inside of the reserve tank according to the present invention;
FIG. 4 is a side cross-sectional structural view of the movable plate of the present invention;
fig. 5 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.
In the figure: 1. a buzzer; 2. a light strip; 3. an alarm; 4. a transverse plate; 5. reserving a groove; 6. a threaded sleeve; 7. a driven gear; 8. a driving gear; 9. a rotating rod; 10. a fixed block; 11. a roller; 12. a first screw; 13. a plug-in; 14. a shield case; 15. an air box; 16. a fan; 17. a control box; 18. a cushion pad; 19. supporting legs; 20. a splint; 21. a chute; 22. a slider; 23. a movable plate; 24. a supporting seat; 25. a second screw; 26. a movable block; 27. placing the plate; 28. a slide rail; 29. connecting blocks; 30. connecting grooves; 31. a connecting bond; 32. a hydraulic telescopic rod; 33. a limiting plate; 34. mounting a plate; 35. mounting holes; 36. a retractable antenna; 37. a slot; 38. a movable door; 39. and (4) exhausting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the present invention provides a technical solution: a circuit short circuit alarm device convenient to disassemble and used for power equipment prediction comprises a buzzer 1 and a threaded sleeve 6, a lamp strip 2 is arranged below the buzzer 1, an alarm 3 is sleeved inside the lamp strip 2, a transverse plate 4 is fixedly connected below the alarm 3, a reserved groove 5 is arranged below the transverse plate 4, a driven gear 7 is sleeved on the outer wall of the threaded sleeve 6, the threaded sleeve 6 is located inside the reserved groove 5, a driving gear 8 is meshed and connected to the right side of the driven gear 7, a rotating rod 9 is fixedly connected above the driving gear 8, a meshing transmission structure is formed between the driving gear 8 and the driven gear 7 by the rotating rod 9, an included angle between the driving gear 8 and the driven gear 7 is set to be 90 degrees, a first screw 12 penetrates through the inside of the driving gear 8, the driving gear 8 and the driven gear 7 have better wear resistance, and cannot be easily worn in transmission, the driven gear 7 and the threaded sleeve 6 can be ensured to synchronously rotate in the transmission process, the transmission efficiency is ensured, the left side and the right side of the rotating rod 9 are both provided with fixing blocks 10, the rollers 11 are fixedly connected below the fixing blocks 10, the fixing blocks 10 are symmetrically distributed on the left side and the right side of the rotating rod 9, the central axis of the rotating rod 9 is perpendicular to the horizontal line of the threaded sleeve 6, the central axis of the fixing blocks 10 is coincident with the central axis of the rollers 11, and the rollers 11 can fix and limit the threaded sleeve 6, so that the threaded sleeve 6 cannot be inclined when in use, and the rotation of the threaded sleeve 6 cannot be influenced;
the left side and the right side of the inside of the threaded sleeve 6 are both in threaded connection with first screw rods 12, one side of each first screw rod 12, which is far away from the central axis of the threaded sleeve 6, is in threaded connection with a plug-in 13, the first screw rods 12 penetrate through the inside of the plug-in 13, the plug-in 13 is symmetrically distributed on the left side and the right side of the driving gear 8, the plug-in 13 is in a bent structure, the plug-in 13 can rapidly install and disassemble the alarm 3, a user can conveniently replace and maintain the alarm, the plug-in 13 is symmetrically arranged left and right, the stability in fixing is ensured, a shielding cover 14 is arranged below the preformed groove 5, an air box 15 is fixedly connected inside the shielding cover 14, a fan 16 is movably connected inside the air box 15, a control box 17 is arranged below the air box 15, the central axis of the fan 16 coincides with the central axis of the air box 15, and the, meanwhile, the fan 16 can control the temperature generated by the electric elements in the box 17 to dissipate heat, so that the fan always works in a safe temperature range;
both the left side and the right side of the control box 17 are provided with cushion pads 18, and the lower part of the control box 17 is fixedly connected with supporting feet 19, the cushion pads 18 are symmetrically distributed on the left side and the right side of the control box 17, and the left side surface of the cushion pads 18 is tightly attached to the right side surface of the clamping plates 20, the cushion pads 18 can increase the friction force between the clamping plates 20 and the control box 17 on one hand, the control box 17 cannot easily slide when being fixed, and can buffer the impact force generated when the clamping plates 20 and the control box 17 are fixed on the other hand, one side of the cushion pads 18 far away from the central axis of the control box 17 is bonded with the clamping plates 20, the left side of the clamping plates 20 is fixedly connected with a sliding groove 21, the inner part of the sliding groove 21 is connected with a sliding block 22 in a sliding way, the left side of the sliding groove 21 is provided with, the left side and the right side of the second screw 25 are both in threaded connection with movable blocks 26, a placing plate 27 is arranged below the movable blocks 26, the movable blocks 26 form a sliding structure through connecting blocks 29 and sliding rails 28, the external dimension of the connecting blocks 29 is matched with the internal dimension of the sliding rails 28, and meanwhile the matching of the sliding rails 28 and the connecting blocks 29 can drive the movable plates 23 to move relatively, so that the distance between the two movable plates 23 can be changed, control boxes 17 with different dimensions can be fixed, and the control boxes 17 can be conveniently mounted and dismounted;
the front end and the rear end of the movable block 26 are respectively provided with a slide rail 28, the interior of the slide rail 28 is connected with a connecting block 29 in a sliding manner, the left side and the right side of the placing plate 27 are respectively provided with a connecting groove 30, the interior of the connecting groove 30 is connected with a connecting key 31 in a sliding manner, the lower part of the placing plate 27 is fixedly connected with a hydraulic telescopic rod 32, a limiting plate 33 is arranged below the hydraulic telescopic rod 32, the central axis of the hydraulic telescopic rod 32 is vertical to the lower surface of the placing plate 27, the hydraulic telescopic rods 32 are symmetrically distributed on the left side and the right side below the placing plate 27, the height of the placing plate 27 can be changed by the hydraulic telescopic rods 32, so that the control box 17 can be prevented from being touched with the air box 15 due to too large size, the flexibility of the device is increased, the mounting plate 34 is fixedly connected below the limiting plate 33, the left side and the, the limiting plate 33 is of a bent structure, and meanwhile, the limiting plate 33 can limit the displacement of the shielding case 14 during fixing, so that the fixing is firmer;
the left and right sides of bee calling organ 1 is provided with flexible antenna 36, and the below of flexible antenna 36 is pegged graft and is had slot 37, it is mutually perpendicular between the axis of flexible antenna 36 and the upper end outer wall of shield cover 14, and identical between the external dimension of flexible antenna 36 and the internal dimension of slot 37, and flexible antenna 36 is the symmetric distribution in the left and right sides of bee calling organ 1, flexible antenna 36 can increase the receiving range of signal, guarantee information transfer's promptness, guarantee that the user can be timely understanding alarm signal, and shield cover 14 can shield the interference of external electromagnetism etc., stability when having increased the device and using, can be fine satisfy people's user demand, shield cover 14's rear end articulates there is dodge gate 38, and dodge gate 38's inside is provided with exhaust hole 39.
In summary, when the circuit short-circuit warning device convenient to detach for power equipment prediction is used, the lower surface of the mounting plate 34 is firstly attached to the upper surface of the using plane and is fixed through the mounting hole 35, after the fixing is finished, the movable door 38 is opened, the user places the control box 17 above the slide rail 28, then adjusts the rocking handle, the rocking handle rotates to drive the second screw rod 25 to rotate, the second screw rod 25 performs a threaded motion in the movable block 26, and the second screw rod 25 is provided with threads in opposite directions, so that the slide rails 28 at the front end and the rear end of the movable plate 23 can be driven to slide on the connecting block 29, the movable plate 23 can be moved in opposite directions, the control box 17 can be clamped and fixed, and the cushion 18 arranged on the clamping plate 20 can increase the friction force between the clamping plate 20 and the control box 17, and the control box 17 cannot easily slide when being fixed, on the other hand, the impact force generated when the clamping plate 20 and the control box 17 are fixed can be buffered, the distance between the two movable plates 23 can be changed at will through the transmission of the second screw rod 25, so that the control boxes 17 with different sizes can be fixed, the rocking handle can be rotated in the opposite direction when the control boxes 17 are detached, the operation can be repeated, the control boxes 17 can be taken, the operation is simple, after the control boxes 17 are fixed, a user can adjust the hydraulic telescopic rod 32 (model: YQ-18-08), the hydraulic telescopic rod 32 can drive the placing plate 27 to move up and down, so that the adjustment can be performed between the fan 16 (model: YA21238HBL) and the fan 16 according to the size of the control boxes 17, the fan 16 can dissipate heat of the control boxes, the damage of the electric elements in the control boxes 17 under overload work can be prevented, after the fixing is finished, the user can adjust the buzzer 1 (model: MP22S) and the alarm 3 (model: YS-, install, only need rotatory bull stick 9, bull stick 9 drives the driving gear 8 rotatory, driving gear 8 drives driven gear 7 rotatory, driven gear 7 drives thread bush 6 rotatory, thread bush 6 drives first screw rod 12 at rotatory in-process and is threaded motion in thread bush 6, thereby first screw rod 12 drives plug-in components 13 and pegs graft with reserve groove 5, thereby fix the device, otherwise then can dismantle it, the operation is simple and convenient, can be fine satisfy people's user demand, this is exactly this power equipment prediction with convenient to detach's line short circuit alarm device's theory of operation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a power equipment predicts with easy to detach's circuit short circuit alarm device, includes bee calling organ (1) and thread bush (6), its characterized in that: the lamp belt (2) is arranged below the buzzer (1), the alarm (3) is sleeved inside the lamp belt (2), the transverse plate (4) is fixedly connected below the alarm (3), the reserved groove (5) is arranged below the transverse plate (4), the driven gear (7) is sleeved on the outer wall of the threaded sleeve (6), the threaded sleeve (6) is located inside the reserved groove (5), the driving gear (8) is meshed and connected to the right side of the driven gear (7), the rotating rod (9) is fixedly connected above the driving gear (8), the fixed blocks (10) are arranged on the left side and the right side of the rotating rod (9), the idler wheels (11) are fixedly connected below the fixed blocks (10), the first screw rods (12) are in threaded connection with the left side and the right side of the interior of the threaded sleeve (6), and the plug-in pieces (13) are in threaded connection with one side of the first screw rods (12) far away from the central axis of the threaded sleeve (6), a shielding cover (14) is arranged below the preformed groove (5), an air box (15) is fixedly connected inside the shielding cover (14), a fan (16) is movably connected inside the air box (15), a control box (17) is arranged below the air box (15), cushions (18) are arranged on the left side and the right side of the control box (17), supporting legs (19) are fixedly connected below the control box (17), a clamping plate (20) is bonded on one side, away from the central axis of the control box (17), of each cushion (18), a sliding groove (21) is fixedly connected on the left side of the clamping plate (20), a sliding block (22) is slidably connected inside the sliding groove (21), a movable plate (23) is arranged on the left side of the sliding groove (21), a supporting seat (24) is arranged below the supporting leg (19), and a second screw (25) is sleeved inside the supporting seat (24), the left side and the right side of the second screw rod (25) are both in threaded connection with movable blocks (26), a placing plate (27) is arranged below the movable blocks (26), slide rails (28) are arranged at the front end and the rear end of each movable block (26), connecting blocks (29) are connected to the inside of each slide rail (28) in a sliding manner, connecting grooves (30) are arranged on the left side and the right side of each placing plate (27), connecting keys (31) are connected to the inside of each connecting groove (30) in a sliding manner, a hydraulic telescopic rod (32) is fixedly connected to the lower side of each placing plate (27), a limiting plate (33) is arranged below each hydraulic telescopic rod (32), a mounting plate (34) is fixedly connected to the lower side of each limiting plate (33), mounting holes (35) are formed in the left side and the right side of each mounting plate (34), telescopic antennas (36) are arranged on the left side and the right side of the buzzer (1), and inserting, the rear end of the shielding cover (14) is hinged with a movable door (38), and an exhaust hole (39) is formed in the movable door (38).
2. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the rotating rod (9) is in a meshing transmission structure formed between the driving gear (8) and the driven gear (7), an included angle between the driving gear (8) and the driven gear (7) is set to be 90 degrees, and the first screw rod (12) penetrates through the inside of the driving gear (8).
3. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the fixed block (10) is symmetrically distributed on the left side and the right side of the rotating rod (9), the central axis of the rotating rod (9) is perpendicular to the horizontal line of the threaded sleeve (6), and the central axis of the fixed block (10) coincides with the central axis of the roller (11).
4. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the first screw rod (12) penetrates through the inner part of the plug-in piece (13), the plug-in piece (13) is symmetrically distributed on the left side and the right side of the driving gear (8), and the plug-in piece (13) is of a bent structure.
5. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the central axis of the fan (16) coincides with the central axis of the bellows (15), and the upper surface of the bellows (15) is tightly attached to the inner wall of the shielding case (14).
6. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the buffer pads (18) are symmetrically distributed on the left side and the right side of the control box (17), and the left side surface of the buffer pads (18) is tightly attached to the right side surface of the clamping plate (20).
7. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the movable block (26) forms a sliding structure with the sliding rail (28) through the connecting block (29), and the external dimension of the connecting block (29) is matched with the internal dimension of the sliding rail (28).
8. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the central axis of the hydraulic telescopic rod (32) is perpendicular to the lower surface of the placing plate (27), and the hydraulic telescopic rod (32) is symmetrically distributed on the left side and the right side of the lower portion of the placing plate (27).
9. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the lower surface of the limiting plate (33) is tightly attached to the upper surface of the mounting plate (34), and the limiting plate (33) is of a bent structure.
10. The electrical equipment prediction easy-to-detach line short-circuit warning device according to claim 1, characterized in that: the central axis of the telescopic antenna (36) is perpendicular to the outer wall of the upper end of the shielding case (14), the external dimension of the telescopic antenna (36) is matched with the internal dimension of the slot (37), and the telescopic antenna (36) is symmetrically distributed on the left side and the right side of the buzzer (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011306184.6A CN112485710B (en) | 2020-11-19 | 2020-11-19 | Power equipment predicts with easy to detach's circuit short circuit alarm device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011306184.6A CN112485710B (en) | 2020-11-19 | 2020-11-19 | Power equipment predicts with easy to detach's circuit short circuit alarm device |
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| Publication Number | Publication Date |
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| CN112485710A true CN112485710A (en) | 2021-03-12 |
| CN112485710B CN112485710B (en) | 2023-04-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555717A (en) * | 2020-12-25 | 2021-03-26 | 南通益纳森智能科技有限公司 | Tunnel ventilation lighting system based on thing networking |
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