CN210866079U - Switching device based on transient recording single-phase earth fault self-judgment - Google Patents
Switching device based on transient recording single-phase earth fault self-judgment Download PDFInfo
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- CN210866079U CN210866079U CN201921912661.6U CN201921912661U CN210866079U CN 210866079 U CN210866079 U CN 210866079U CN 201921912661 U CN201921912661 U CN 201921912661U CN 210866079 U CN210866079 U CN 210866079U
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- earth fault
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Abstract
The utility model provides a switching device based on single-phase earth fault of transient state record ripples is from judging relates to single-phase earth fault circuit switch field, including protection switch body and switch shell, switch shell's top fixed mounting has solar panel, and switch shell's the left and right sides all has photosensitive searchlight through installation component fixed mounting. The utility model discloses an install photosensitive searchlight in the both sides of the outside switch shell of protection switch body, come temporarily at the night curtain, automatically, light, the road etc. of switch both sides, the position of the personnel that make things convenient for the maintenance to come night confirms the protection switch body, the complicated road conditions near the understanding switch mounted position that is more clear, safety is improved, and be provided with solar panel through the top at switch shell, provide the electric energy for photosensitive searchlight through turning into solar energy, energy-concerving and environment-protective, and photosensitive searchlight can be according to the angle of highly corresponding regulation photosensitive searchlight of installation, make the illumination scope more suitable.
Description
Technical Field
The utility model relates to a single-phase earth fault circuit switch field especially relates to a switching device based on single-phase earth fault of transient state record ripples is from judging.
Background
The single-phase grounding is the single-phase grounding of a 10kV (35kV) low-current grounding system, and the single-phase grounding fault is the most common fault of a power distribution system, and is caused by a plurality of factors such as single-phase breakdown of insulators on tree barriers and distribution lines, single-phase line breakage, small animal harm and the like in humid and rainy weather.
For preventing single-phase earth fault, through setting up a plurality of judgement switching device on the power transmission line, when electric current, voltage etc. are too big, can automatic tripping operation outage, need open switching device after the tripping operation, be located the open air, make mountain area etc. ground especially, partial switching device sets up in the mountain space etc. when appearing the tripping operation late, need the manual work but open, the road conditions is complicated night, has improved the danger of opening the switch.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switching device based on single-phase earth fault of transient state record ripples is from judging to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a switching device based on single-phase earth fault of transient state record ripples is from judging, includes protection switch body and switch shell, switch shell's top fixed mounting has solar panel, switch shell's the left and right sides all has photosensitive searchlight through installation component fixed mounting, one side of photosensitive searchlight is provided with the coupling assembling with installation component looks adaptation, the installation component includes two installation pieces, two fixedly connected with fixed axle between the relative one side of installation piece, the surface of fixed axle is provided with tooth, coupling assembling includes the connecting block, the bottom of connecting block is provided with the joint subassembly.
Furthermore, teeth are arranged at three quarters of the surface of the fixing shaft.
Furthermore, one side, far away from the photosensitive searchlight, of the connecting block is provided with a connecting groove, one side of the inner surface of the connecting groove is communicated with an arc-shaped limiting groove, and the top and the bottom of the inner surface of the connecting groove are respectively communicated with a thread groove and a limiting groove.
Further, the internal thread of the thread groove is connected with a limiting bolt, and an external thread is arranged on the upper side of the surface of the limiting bolt.
Further, the joint subassembly includes the joint piece, the inside of joint piece is provided with the connecting rod, the bottom of connecting rod runs through the joint piece and extends to the joint piece is outside, the one end of connecting rod just is located the outside fixedly connected with drive handle of joint piece.
Further, the top fixedly connected with of connecting rod drives the piece, the top fixedly connected with dog that drives the piece, the one end of dog is passed through the connection chamber and is extended to the inside of arc spacing groove, one side of dog sets up to the arcwall face, the surface of connecting rod just is located the downside cover that drives the piece is equipped with the elastic component.
One side of the stop block, which is far away from the photosensitive searchlight, is arranged to be an arc-shaped surface, and the connecting cavity is in clearance fit with the stop block.
The utility model has the advantages that:
the utility model discloses a switching device based on single-phase earth fault of transient state record is from judging installs photosensitive searchlight through the both sides at the outside switch shell of protection switch body, come temporarily at the night curtain, light automatically, throw light on to the road etc. of switch both sides, make things convenient for the personnel that overhaul night to confirm the position of protection switch body, can be with the near complicated road conditions of understanding switch mounted position more clear simultaneously, improve safety, and be provided with solar panel through the top at switch shell, provide the electric energy for photosensitive searchlight through turning into solar energy, energy-concerving and environment-protective, and photosensitive searchlight can be according to the highly corresponding angle of adjusting photosensitive searchlight of the height of installation, make the illumination scope more suitable.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a cross-sectional view of the connection assembly of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention;
fig. 4 is a schematic view of the internal structure of the present invention.
Reference numerals: 1-protection switch body, 2-switch shell, 3-solar panel, 4-installation component, 41-installation block, 42-fixed shaft, 43-tooth, 5-connection component, 51-connection block, 52-connection groove, 53-arc limiting groove, 54-limiting bolt, 55-thread groove, 56-limiting groove, 6-photosensitive searchlight, 7-clamping component, 71-clamping block, 72-connection rod, 73-driving block, 74-stop block, 75-elastic component and 76-driving handle.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-4, a switching device based on single-phase earth fault self-judgement of transient state record ripples, including protection switch body 1 and switch shell 2, the top fixed mounting of switch shell 2 has solar panel 3, the left and right sides of switch shell 2 all has photosensitive searchlight 6 through installation component 4 fixed mounting, one side of photosensitive searchlight 6 is provided with the coupling assembling 5 with installation component 4 looks adaptation, installation component 4 includes two installation pieces 41, two fixedly connected with fixed axle 42 between the relative one side of installation piece 41, the surface of fixed axle 42 is provided with tooth 43, coupling assembling 5 includes connecting block 51, the bottom of connecting block 51 is provided with joint subassembly 7.
Three quarters of the surface of the fixed shaft 42 is provided with teeth 43, and the photosensitive searchlight 6 automatically lights up when the light is dark at night.
A pocket is formed between adjacent teeth 43 and the stop 74 is located within the pocket when the resilient member 75 is in the normal extended position.
The connecting block 51 is provided with a connecting groove 52 at one side far away from the photosensitive searchlight 6, one side of the inner surface of the connecting groove 52 is communicated with an arc-shaped limiting groove 53, and the top and the bottom of the inner surface of the connecting groove 52 are respectively communicated with a thread groove 55 and a limiting groove 56.
The connecting block 51 is fixed on the left side of the photosensitive searchlight 6, and the aperture of the limiting groove 56 is matched with the diameter of the limiting bolt 54.
The inner thread of the thread groove 55 is connected with a limit bolt 54, and the upper side of the surface of the limit bolt 54 is provided with an external thread.
The top of the limit bolt 54 is provided with a top cap for facilitating the rotation of the limit bolt 54.
The penetrating positions of the connecting rod 72 and the clamping block 71 are in clearance fit, the clamping block 71 is fixed inside the installation cavity at the bottom of the connecting block 51, and the fixing mode can be bonding or welding.
The top fixedly connected with of connecting rod 72 drives piece 73, the top fixedly connected with dog 74 of driving piece 73, the one end of dog 74 is passed through the inside that the connection chamber extends to arc spacing groove 53, one side of dog 74 sets up to the arcwall face, the surface of connecting rod 72 just is located elastic component 75 is equipped with to the downside cover of driving piece 73.
An inverter, a storage battery, a charging controller and the like which are attached to the solar panel 3 are arranged in the switch shell 2, and the storage battery supplies power for the photosensitive searchlight 6.
The working principle is as follows: the photosensitive searchlights 6 are arranged on the two sides of the switch shell 2 outside the protection switch body 1, and automatically light up when a night screen comes, so that roads and the like on the two sides of the switch are illuminated, the positions of the protection switch body 1 can be conveniently determined by a person who comes for maintenance at night, and meanwhile, complex road conditions near the switch installation position can be more clearly known;
meanwhile, the solar panel 3 is arranged at the top of the switch shell 2, and solar energy is converted into electric energy to provide electric energy for the photosensitive searchlight 6;
the photosensitive searchlight 6 is fixed with the mounting assemblies 4 on two sides of the switch shell 2 through the connecting assembly 5, when the photosensitive searchlight is mounted, the connecting groove 52 on the left side of the connecting block 51 is inserted corresponding to the fixing shaft 42, so that the fixing shaft 42 is positioned in the arc-shaped limiting groove 53, then the limiting bolt 54 is inserted through the threaded groove 55, so that the thread on the surface of the limiting bolt 54 is in threaded connection with the threaded groove 55, then the top cap at the top of the limiting bolt 54 is rotated, so that the bottom end of the limiting bolt 54 moves downwards to the inside of the limiting groove 56, and the limiting is;
when the photosensitive searchlight is installed, the included angle between the lower side of the photosensitive searchlight 6 and the side face of the switch shell 2 is the smallest, and after the switch shell 2 and a telegraph pole and the like are fixed, the angle of the photosensitive searchlight 6 is adjusted according to the height of the telegraph pole for better illumination;
during adjustment, the photosensitive searchlight 6 is rotated upwards, wherein the teeth 43 on the surface of the fixed shaft 42 extrude the arc-shaped surface of the stop block 74, so that the stop block 73 is pushed to compress the elastic piece 75 and enter the clamping block 71, and when the stop block 74 corresponds to a clamping cavity formed between the two teeth 43, the elastic piece 75 is popped up to limit the photosensitive searchlight 6, so that the angle of the photosensitive searchlight 6 is adjusted;
when the searchlight angle needs to be adjusted downwards, the stopper 74 can be moved into the connecting block 51 by pulling the driving block 74 downwards, the driving block 73 is released after the position is adjusted to a proper position, and the stopper 74 is ejected out to limit the position through the action of the elastic piece 75.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a switching device based on single-phase earth fault of transient state record ripples is from judging which characterized in that: including protection switch body (1) and switch shell (2), the top fixed mounting of switch shell (2) has solar panel (3), all there is photosensitive searchlight (6) through installation component (4) fixed mounting the left and right sides of switch shell (2), one side of photosensitive searchlight (6) is provided with coupling assembling (5) with installation component (4) looks adaptation, installation component (4) include two installation pieces (41), two fixedly connected with fixed axle (42) between the relative one side of installation piece (41), the surface of fixed axle (42) is provided with tooth (43), coupling assembling (5) are including connecting block (51), the bottom of connecting block (51) is provided with joint subassembly (7).
2. The switching device based on transient recording single-phase earth fault self-judgment of claim 1, wherein: teeth (43) are arranged at three quarters of the surface of the fixed shaft (42).
3. The switching device based on transient recording single-phase earth fault self-judgment of claim 1, wherein: the photosensitive searchlight is characterized in that one side, away from the photosensitive searchlight (6), of the connecting block (51) is provided with a connecting groove (52), one side of the inner surface of the connecting groove (52) is communicated with an arc-shaped limiting groove (53), and the top and the bottom of the inner surface of the connecting groove (52) are respectively communicated with a thread groove (55) and a limiting groove (56).
4. The switching device based on transient recording single-phase earth fault self-judgment of claim 3, wherein: the inner thread of the thread groove (55) is connected with a limiting bolt (54), and the upper side of the surface of the limiting bolt (54) is provided with an external thread.
5. The switching device based on transient recording single-phase earth fault self-judgment of claim 1, wherein: joint subassembly (7) are including joint piece (71), the inside of joint piece (71) is provided with connecting rod (72), joint piece (71) is run through and extends to in the bottom of connecting rod (72) joint piece (71) outside, the one end of connecting rod (72) just is located the outside fixedly connected with of joint piece (71) drives handle (76).
6. The switching device based on transient recording single-phase earth fault self-judgment of claim 5, wherein: the top fixedly connected with of connecting rod (72) drives piece (73), the top fixedly connected with dog (74) of driving piece (73), the one end of dog (74) is passed through the inside that the connection chamber extends to arc spacing groove (53), one side of dog (74) sets up to the arcwall face, the surface of connecting rod (72) just is located the downside cover of driving piece (73) is equipped with elastic component (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921912661.6U CN210866079U (en) | 2019-11-07 | 2019-11-07 | Switching device based on transient recording single-phase earth fault self-judgment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921912661.6U CN210866079U (en) | 2019-11-07 | 2019-11-07 | Switching device based on transient recording single-phase earth fault self-judgment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210866079U true CN210866079U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921912661.6U Active CN210866079U (en) | 2019-11-07 | 2019-11-07 | Switching device based on transient recording single-phase earth fault self-judgment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210866079U (en) |
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2019
- 2019-11-07 CN CN201921912661.6U patent/CN210866079U/en active Active
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