CN214097634U - Intelligent power distribution terminal function detection device - Google Patents
Intelligent power distribution terminal function detection device Download PDFInfo
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- CN214097634U CN214097634U CN202022199459.2U CN202022199459U CN214097634U CN 214097634 U CN214097634 U CN 214097634U CN 202022199459 U CN202022199459 U CN 202022199459U CN 214097634 U CN214097634 U CN 214097634U
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Abstract
The utility model provides an intelligent power distribution terminal function detection device, this intelligent power distribution terminal function detection device includes: casing, circuit assembly set up in the casing, and circuit assembly includes at least one divide-shut switch, at least one control switch, relay, varistor, at least one current transformer and power module, and the combination through each component in the circuit assembly simulates the fault in the distribution lines in order to realize the function detection to intelligent power distribution terminal. The utility model discloses concentrate a plurality of components that will simulate distribution lines trouble and set up in detection device, through these component construction and simulation distribution lines trouble, need not to use programming data emulation and preset the action chronogenesis, it is efficient, can audio-visual understanding distribution lines structure, be difficult to make mistakes, improved the credibility of test result, do not need the high tension switchgear to test moreover, easy operation, occupation space is little, has reduced the simulation degree of difficulty and test cost.
Description
Technical Field
The utility model relates to an intelligent power distribution terminal function detection area especially relates to intelligent power distribution terminal function detection device.
Background
Distribution Automation (DA) is a comprehensive information management system integrating computer technology, data transmission, control technology, modern equipment and management, and aims to improve power supply reliability, improve power quality, provide users with high-quality services, reduce operating costs, and reduce labor intensity of operators. In industrially developed countries, automation of power distribution systems is receiving wide attention.
With the implementation of a new round of distribution automation test point project, the intelligent distribution terminal is gradually favored by users due to the local feeder automation function, the intelligent distributed FA function, the multiple reclosure matching detection period non-pressure function and the post-acceleration function. In order to ensure the safety and reliability of the intelligent power distribution terminal, the intelligent power distribution terminal needs to be tested.
In the prior art, data simulation is generally performed by computer programming or a test is directly performed on a high-voltage switch cabinet. The computer programming data simulation operation is complex, when the action time sequence of a certain function is simulated when a certain fault occurs in a distribution line, the corresponding action time sequence is set by analyzing the theoretical action process, and the correctness of the terminal action is verified. When different faults or functional items are tested, the system needs to reset corresponding action time sequences, the efficiency is low, the system depends on the test level of a tester, the error probability in the presetting process is high, when the preset time sequences are wrong, the test failure can be caused, and the test result is not credible. The direct test on the high-voltage switch cabinet needs a multi-surface high-voltage switch cabinet and needs to provide high voltage electricity for testing, the test system is very huge, the operation is complex, and the simulation difficulty and the test cost are improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art not enough, the utility model provides an intelligent power distribution terminal function detection device, a plurality of components that will simulate the distribution lines trouble are concentrated and are set up in detection device, build and simulate the distribution lines trouble through these components, need not to use programming data emulation and preset action chronogenesis, high efficiency, can audio-visual understanding distribution lines structure, be difficult to make mistakes, the credibility of test result has been improved, and do not need the high tension switchgear to test, and the operation is simple, and the occupation space is little, the simulation degree of difficulty and test cost have been reduced.
In order to solve the above problem, the utility model discloses a technical scheme do: the utility model provides an intelligent power distribution terminal function detection device, intelligent power distribution terminal function detection device includes: casing, circuit subassembly sets up in the casing, circuit subassembly includes at least one divide-shut switch, at least one control switch, relay, varistor, at least one current transformer and power module, through fault in the combination simulation distribution lines of each component in the circuit subassembly is in order to realize the function detection to intelligent power distribution terminal.
Further, the casing includes box, upper cover, box one side is provided with the opening, upper cover one side with opening one side swivelling joint, the upper cover lock the opening forms the space that holds circuit assembly.
Furthermore, the on-off switch and the control switch are arranged on one side of the upper cover facing the opening side by side.
Furthermore, an upper cover lock is further arranged on the upper cover, the upper cover lock is arranged on one side, which is not connected with the box body, of the upper cover, the upper cover is in contact with the box body when buckled, and the upper cover and the box body are locked through the upper cover lock.
Furthermore, the intelligent power distribution terminal function detection device further comprises a wiring terminal, wherein the wiring terminal is arranged in the box body, and elements in the circuit assembly are connected through the wiring terminal.
Further, binding post includes first binding post, second binding post, first binding post, second binding post set up side by side, just current transformer sets up between first binding post, the second binding post.
Further, the variable resistor is arranged on one side, away from the current transformer, of the second connection terminal.
Furthermore, the intelligent power distribution terminal function detection device further comprises a bottom plate, the bottom plate is fixed to the bottom of the box body, and the wiring terminal and the circuit element are fixed to the bottom plate.
Furthermore, the intelligent power distribution terminal function detection device further comprises a guide rail, the guide rail is fixed to one side, away from the bottom plate, of the box body bottom, and the wiring terminal is installed on the guide rail.
Furthermore, intelligent power distribution terminal still includes switch, switch bracket set up respectively the box outside, inboard, switch bracket with switch, power module connect, through switch control power module.
Compared with the prior art, the beneficial effects of the utility model reside in that: a plurality of components that will simulate distribution lines trouble are concentrated and are set up in detection device, build and simulate distribution lines trouble through these components, need not to use programming data emulation and preset action chronogenesis, and is efficient, can audio-visual understanding distribution lines structure, is difficult to make mistakes, has improved the credibility of test result, does not need the high tension switchgear to test moreover, easy operation, and occupation space is little, has reduced the simulation degree of difficulty and test cost.
Drawings
Fig. 1 is a structural diagram of an embodiment of the intelligent power distribution terminal function detection device of the present invention;
FIG. 2 is a sectional view of the intelligent power distribution terminal function detection device of FIG. 1 taken along line A-A;
fig. 3 is a structural diagram of another embodiment of the intelligent power distribution terminal function detection device of the present invention.
In the figure: 11. a box body; 12. an upper cover; 13. an upper cover lock; 14. simulating a line; 2. a switch on/off; 3. a control switch; 41. a first connection terminal; 42. a second connection terminal; 5. a current transformer; 6. a variable resistor; 7. a power supply module; 71. a power switch; 72. a power switch bracket; 8. a base plate; 9. and (5) footing.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Referring to fig. 1-3, fig. 1 is a structural diagram of an embodiment of the intelligent power distribution terminal function detecting device of the present invention; FIG. 2 is a sectional view of the intelligent power distribution terminal function detection device of FIG. 1 taken along line A-A; fig. 3 is a structural diagram of another embodiment of the intelligent power distribution terminal function detection device of the present invention, which is described in detail with reference to fig. 1-3.
In this embodiment, intelligent power distribution terminal function detection device includes: casing, circuit assembly set up in the casing, and circuit assembly includes at least one divide-shut switch 2, at least one control switch 3, relay, variable resistance 6, at least one current transformer 5 and power module 7, simulates the fault in the distribution lines in order to realize the function detection to intelligent distribution terminal through the combination of each component in the circuit assembly.
In the present embodiment, the control switch 3 includes a power switch 71, a fault switch, and simulates a fault in the distribution line by closing or opening the fault switch connected to the distribution line.
In a specific embodiment, the power switches 71 include a first power switch 71 and a second power switch 71, the number of fault switches is 11, and the first power switch 71 and the second power switch 71 are disposed on both sides of the fault switches arranged side by side, wherein the fault switch as a spare is disposed on one side of the second power switch 71 and adjacent to the second power switch 71.
In a specific embodiment, the number of the on-off switches 2 is 11, and the on-off switches are arranged on one side of the fault switch side by side.
In the present embodiment, in order to facilitate identification of the switching switch 2 and the failure switch, different switching switches 2 and control switches 3 are denoted by different numbers, and the numbers are arranged on the corresponding switching switches 2 and control switches 3.
In this embodiment, the housing includes a case 11 and an upper cover 12, an opening is disposed on one side of the case 11, one side of the upper cover 12 is rotatably connected with one side of the opening, and the upper cover 12 is fastened to the opening to form a space for accommodating the circuit assembly.
In the present embodiment, the upper cover 12 is hinged to the housing 11. In other embodiments, the upper cover 12 and the housing 11 may be connected by a shaft connection, a spring connection, or other connection means for supporting the upper cover 12 to rotate with respect to one side of the housing 11.
In the present embodiment, the switching switch 2 is remote from the hinge with respect to the control switch 3.
In this embodiment, the upper cover 12 is further provided with an indicator light, the indicator light is connected with the fault switch, and the state of the fault switch is displayed through the indicator light.
In this embodiment, for the convenience of understanding of the user, an analog circuit 14 is further printed on the upper cover 12, and the analog circuit 14 identifies the faulty switch, the connection relationship of the faulty switch with different indicator lights, and the positions of different faulty switches in the analog circuit 14.
In a preferred embodiment, the analog circuit 14 is disposed on the upper cover 12 by silk-screen printing to avoid falling off, and text and numbers of the fault switch and the indicator lamp are disposed on both sides of the analog circuit 14.
In one specific embodiment, the number of indicator lights is 11.
In a preferred embodiment, to prevent damage to the components within the housing and to deter entry of insects, the housing is rated IP 65.
In the present embodiment, the on-off switch 2 is provided in parallel with the control switch 3 on the side of the upper cover 12 facing the opening.
In this embodiment, the upper cover 12 is further provided with an upper cover lock 13, the upper cover lock 13 is provided on a side of the upper cover 12 not connected to the box 11, and contacts the box 11 when the upper cover 12 is fastened, and the upper cover 12 and the box 11 are locked by the upper cover lock 13.
In this embodiment, the intelligent power distribution terminal function detection device further comprises a wiring terminal, the wiring terminal is arranged in the box body 11, and elements in the circuit assembly are connected through the wiring terminal. And other devices in the intelligent power distribution terminal detection device are connected through the wiring terminals to form a distribution line.
In the present embodiment, the connection terminals include a first connection terminal 41 and a second connection terminal 42, the first connection terminal 41 and the second connection terminal 42 are arranged side by side, and the current transformer 5 is arranged between the first connection terminal 41 and the second connection terminal 42.
In a preferred embodiment, the number of current transformers 5 is 11 and they are arranged side by side between the first connection terminal 41 and the second connection terminal 42.
In the present embodiment, the power supply module 7 is disposed on the same side of the current transformer 5 as the first connection terminal 41. The variable resistor 6 is arranged on the side of the second connection terminal 42 remote from the current transformer 5.
In this embodiment, intelligent power distribution terminal function detection device still includes bottom plate 8, and bottom plate 8 is fixed in 11 bottoms of box, and binding post, circuit element all fix on bottom plate 8.
In this embodiment, intelligent power distribution terminal function detection device still includes the guide rail, and the guide rail is fixed and is kept away from at bottom plate 8 one side of 11 bottoms of box, and binding post installs on the guide rail, through guide rail fixed binding post.
In this embodiment, the bottom of the box 11 is further provided with a foot 9, and the foot 9 is located outside the box 11 and supports the box 11 through the foot 9.
In this embodiment, the intelligent power distribution terminal further includes a power switch 71 and a power switch bracket 72, the power switch 71 and the power switch bracket 72 are respectively disposed on the outer side and the inner side of the box 11, the power switch bracket 72 is connected to the power switch 71 and the power module 7, and the power module 7 is controlled by the power switch 71. Wherein, the power switch bracket 72 is arranged between the power module 7 and the current transformer 5.
In the present embodiment, the power supply module 7 uses a power semiconductor device as a switching element, and controls the duty ratio of the switching element 3 to adjust the output voltage by periodically turning on and off the switch. Meanwhile, the transformer also has the functions of voltage transformation, isolation, filtering and the like.
In this embodiment, the intelligent power distribution terminal function detection device works by using an external power supply, which may be 24V dc power. The external power supply can be a part of an intelligent power distribution terminal function detection device, such as a storage battery, and also can be a power supply provided by a high-voltage cabinet or other devices.
Has the advantages that: the utility model discloses an intelligent power distribution terminal function detection device concentrates a plurality of components that will simulate distribution lines trouble and sets up in detection device, build and simulate distribution lines trouble through these components, need not to use programming data emulation and preset action chronogenesis, and is efficient, can audio-visual understanding distribution lines structure, be difficult to make mistakes, has improved the credibility of test result, does not need the high tension switchgear to test moreover, and easy operation, occupation space is little, has reduced the simulation degree of difficulty and test cost.
In the embodiments provided in the present invention, it should be understood that the disclosed elements and structures may be implemented by other devices. For example, the above-described apparatus embodiments are merely illustrative, and for example, the structural component division of the detection apparatus is only a logical functional division, and the actual implementation may have another division, for example, multiple elements or modules may be combined or integrated into another component or replaced by a component having the same function, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, devices or indirect coupling or communication connection, and may be in an electrical, mechanical or other form.
The components described as separate parts may or may not be physically separate, and the components shown may or may not be physically separate, may be located in one place, or may be distributed in a plurality of places. Some or all of them can be selected according to actual needs to achieve the purpose of the embodiment.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an intelligent power distribution terminal function detection device which characterized in that, intelligent power distribution terminal function detection device includes: casing, circuit subassembly sets up in the casing, circuit subassembly includes at least one divide-shut switch, at least one control switch, relay, varistor, at least one current transformer and power module, through fault in the combination simulation distribution lines of each component in the circuit subassembly is in order to realize the function detection to intelligent power distribution terminal.
2. The intelligent power distribution terminal function detection device of claim 1, wherein the housing comprises a box body and an upper cover, an opening is arranged on one side of the box body, one side of the upper cover is rotatably connected with one side of the opening, and the upper cover is buckled with the opening to form a space for accommodating the circuit assembly.
3. The intelligent power distribution terminal function detection device according to claim 2, wherein the on-off switch and the control switch are arranged side by side on a side of the upper cover facing the opening.
4. The intelligent power distribution terminal function detection device according to claim 2, wherein an upper cover lock is further arranged on the upper cover, the upper cover lock is arranged on one side of the upper cover, which is not connected with the box body, and contacts with the box body when the upper cover is buckled, and the upper cover and the box body are locked through the upper cover lock.
5. The intelligent power distribution terminal function detection device as claimed in claim 2, further comprising a connection terminal disposed in the box body, wherein components in the circuit assembly are connected through the connection terminal.
6. The intelligent power distribution terminal function detection device of claim 5, wherein the connection terminals comprise a first connection terminal and a second connection terminal, the first connection terminal and the second connection terminal are arranged side by side, and the current transformer is arranged between the first connection terminal and the second connection terminal.
7. The intelligent power distribution terminal function detection device of claim 6, wherein the variable resistor is disposed on a side of the second connection terminal away from the current transformer.
8. The intelligent power distribution terminal function detection device as claimed in claim 5, further comprising a bottom plate fixed to the bottom of the box body, wherein the connection terminal and the circuit element are fixed to the bottom plate.
9. The intelligent power distribution terminal function detecting device as claimed in claim 8, further comprising a guide rail fixed to a side of the bottom plate away from the bottom of the case, wherein the terminal is mounted on the guide rail.
10. The intelligent power distribution terminal function detection device of claim 2, wherein the intelligent power distribution terminal further comprises a power switch and a power switch bracket, the power switch and the power switch bracket are respectively arranged at the outer side and the inner side of the box body, the power switch bracket is connected with the power switch and the power module, and the power module is controlled by the power switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022199459.2U CN214097634U (en) | 2020-09-29 | 2020-09-29 | Intelligent power distribution terminal function detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022199459.2U CN214097634U (en) | 2020-09-29 | 2020-09-29 | Intelligent power distribution terminal function detection device |
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| CN214097634U true CN214097634U (en) | 2021-08-31 |
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| CN202022199459.2U Active CN214097634U (en) | 2020-09-29 | 2020-09-29 | Intelligent power distribution terminal function detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985169A (en) * | 2021-10-26 | 2022-01-28 | 广东电网有限责任公司 | Relay test protection instrument and FTU's termination |
-
2020
- 2020-09-29 CN CN202022199459.2U patent/CN214097634U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985169A (en) * | 2021-10-26 | 2022-01-28 | 广东电网有限责任公司 | Relay test protection instrument and FTU's termination |
| CN113985169B (en) * | 2021-10-26 | 2024-04-30 | 广东电网有限责任公司 | Wiring device of relay protection tester and FTU |
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Address after: Room 8-1, Building 1, No. 50 Shuangxing Avenue, Biquan Street, Bishan District, Chongqing, 402760 Patentee after: Chongqing Huicheng Information Technology Co.,Ltd. Country or region after: China Address before: 518118 Huicheng science and technology industrial area, east of Lanjing road and south of Jinxiu Road, Pingshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN HIFUTURE INFORMATION TECHNOLOGY Co.,Ltd. Country or region before: China |
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