CN216621457U - One-support-two arc light sensor - Google Patents
One-support-two arc light sensor Download PDFInfo
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- CN216621457U CN216621457U CN202122676616.9U CN202122676616U CN216621457U CN 216621457 U CN216621457 U CN 216621457U CN 202122676616 U CN202122676616 U CN 202122676616U CN 216621457 U CN216621457 U CN 216621457U
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- output port
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- arc light
- optical fiber
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Abstract
The two-in-one arc light sensor comprises an output port and two input ports, wherein each input port is transmitted into the output port through an independent optical fiber, each input port is connected with one optical fiber, the outer end of the output port is provided with a double-splayed arc-shaped inlet for the two optical fibers to enter the output port, and the photosensitive end of each input port is provided with a protective cover; when the relay protection device is arranged in two closed spaces, the detection arc light points of the same relay protection device can be expanded by two times, and the total cost is reduced; the arc light monitoring blind area among the reduction high-tension apparatus, the quantity of extension traditional arc light protection device detection arc light point reduces the whole application cost that the arc light detected.
Description
The technical field is as follows:
the utility model relates to an arc light sensor, in particular to a one-support-two arc light sensor.
Background art:
the existing arc sensor structure is generally a one-in-one structure as shown in fig. 1, an input end a is connected with a photosensitive component, an output end B is connected with a relay protection device, when an arc fault occurs inside high-voltage electrical equipment (3.6kV-40.5kV), the input end of the arc photosensitive component transmits strong light to the output end through an optical fiber C and then transmits the strong light to the protection device, and the protection device sends a tripping instruction after receiving the light intensity, so that the corresponding equipment is protected.
The existing arc sensor is of a support structure, only has one photosensitive part, and is easy to generate a blind area due to the problems of angle and distance when the light intensity is detected in a closed space inside the device. In addition, when 2 closed spaces need to be detected, 2 sets of arc sensors are needed, and 2 sets of input points are also needed inside the relay protection device, so that the cost is high.
The utility model has the following contents:
in view of the above problems in the prior art, the present invention provides a one-support-two arc light sensor, which is accurate and high when applied to a closed space, and is not easy to have blind areas; the arrangement in two closed spaces can reduce the overall cost.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the one-support-two arc sensor comprises an output port and two or more input ports, wherein each input port is transmitted into the output port through an independent optical fiber.
Furthermore, the outer end of the output port is provided with a plurality of arc-shaped inlet holes for each optical fiber to independently pass through along the arc shape and enter the output port.
And furthermore, the optical fiber connector comprises an output port and two input ports, wherein each input port is connected with one optical fiber, and the outer end of the output port is provided with a double-splayed arc-shaped inlet for the two optical fibers to enter the output port.
Furthermore, a protective cover is arranged at the photosensitive end of each input port.
Furthermore, the output port is connected with a relay protection device, and the two input ports are respectively connected with two different positions of a closed space.
Furthermore, the output port is connected with a relay protection device, and the two input ports are arranged in two different closed spaces.
By adopting the technical scheme, the arc light sensor set comprises the output port and the two input ports, and when the structure is applied to a closed space, the accuracy is higher and a blind area is not easy to occur due to the fact that the two positions are detected; when the relay protection device is arranged in two closed spaces, the detection arc light spots of the same relay protection device can be expanded by two times, and the overall cost is reduced. Reduce arc light monitoring blind area among the high-tension apparatus, expand the quantity that traditional arc light protection device detected the arc light point, reduce the whole application cost that the arc light detected.
Description of the drawings:
the utility model is described in detail below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a prior art configuration of the present invention;
FIG. 2 is a schematic view of the structure of the present invention.
The specific implementation mode is as follows:
the utility model is described in detail below with reference to the following figures and examples:
fig. 2 shows an embodiment of the present invention.
A two-input-output arc sensor comprises an output port 1 and two or more input ports 2, wherein each input port 2 is transmitted into the output port 1 through an independent optical fiber 3. The outer end of the output port is provided with a plurality of arc-shaped inlet holes for each optical fiber to independently pass through into the output port along the arc shape.
In a specific embodiment, the optical fiber transmission device comprises an output port 1 and two input ports 2, wherein each input port is connected with one optical fiber 3, the outer end of the output port 1 is provided with a double-splayed arc-shaped inlet 11 for the two optical fibers 3 to enter the output port 1, and the double-splayed arc-shaped inlet structure can accommodate the two optical fibers and can prevent excessive light transmission. The photosensitive end of each input port 2 is provided with a shield 21.
In a specific embodiment, the output port 1 is connected to a relay protection device, and the two input ports 2 are respectively connected to two different positions of a closed space.
In a specific embodiment, the output port 1 is connected to a relay protection device, and the two input ports 2 are arranged in two different closed spaces.
The arc light sensor comprises an output port and two input ports, when strong arc light occurs in the equipment, the input port can transmit the detected strong light (generally more than 1000 ILX) to the output port through the glass optical fiber 3, the output port is connected with an arc light board card of a protection device, and the arc light board card converts an optical signal into an electric signal and judges whether to trip or not through circuit operation. When the structure is applied to a closed space, the accuracy is higher and blind areas are not easy to occur due to the fact that two positions are detected; when the relay protection device is arranged in two closed spaces, the detection arc light spots of the same relay protection device can be expanded by two times, and the overall cost is reduced. Reduce arc light monitoring blind area among the high-tension apparatus, expand the quantity that traditional arc light protection device detected the arc light point, reduce the whole application cost that the arc light detected.
While certain embodiments of the utility model have been illustrated and described, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. A holds in palm two arc light sensors, its characterized in that: the optical fiber coupler comprises an output port and two or more input ports, wherein each input port is transmitted into the output port through an independent optical fiber; the outer end of the output port is provided with a plurality of arc-shaped inlet holes for each optical fiber to independently pass through into the output port along the arc shape.
2. The one-pedestal two-arc sensor of claim 1, wherein: the optical fiber output device comprises an output port and two input ports, wherein each input port is connected with one optical fiber, and the outer end of the output port is provided with a double-splayed arc-shaped inlet for the two optical fibers to enter the output port.
3. The one-pedestal-two arc sensor of claim 1 or 2, wherein: and the photosensitive end of each input port is provided with a shield.
4. The one-pedestal two-arc sensor of claim 3, wherein: the output port is connected with a relay protection device, and the two input ports are respectively connected with two different positions of a closed space.
5. The one-pedestal two-arc sensor of claim 3, wherein: the output port is connected with a relay protection device, and the two input ports are arranged in two different closed spaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122676616.9U CN216621457U (en) | 2021-11-03 | 2021-11-03 | One-support-two arc light sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122676616.9U CN216621457U (en) | 2021-11-03 | 2021-11-03 | One-support-two arc light sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216621457U true CN216621457U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122676616.9U Active CN216621457U (en) | 2021-11-03 | 2021-11-03 | One-support-two arc light sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216621457U (en) |
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2021
- 2021-11-03 CN CN202122676616.9U patent/CN216621457U/en active Active
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