CN204719156U - A kind of unidirectional relay-protection tester device - Google Patents
A kind of unidirectional relay-protection tester device Download PDFInfo
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- CN204719156U CN204719156U CN201520364328.1U CN201520364328U CN204719156U CN 204719156 U CN204719156 U CN 204719156U CN 201520364328 U CN201520364328 U CN 201520364328U CN 204719156 U CN204719156 U CN 204719156U
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Abstract
The utility model provides a kind of unidirectional relay-protection tester device, comprises case lid, and described case lid side arranges lock ring; Described case lid is installed on control box surface, and control box surface arranges releasing box; Described control box surface arranges adjusting knob, and adjusting knob is positioned at releasing box side; Described control box surface arranges wiring board; Described wiring board surface arranges positive terminal and negative terminal, and positive terminal is positioned at negative terminal side; Described control box surface arranges electric current display screen and voltage display screen, and electric current display location is in voltage display screen side; Described control box sidewall installs handle, and snap close is installed in handle side; Described snap close is installed on control box sidewall, and snap close and lock ring compact siro spinning technology; Described control box surface arranges switch and power hole, and power hole is positioned at switch side; The utility model compact conformation, simple to operate, easy to carry, serviceable life is of a specified duration, is applicable to promoting the use of.
Description
Technical field
The utility model relates to a kind of unidirectional protective relaying device, and particularly the unidirectional relay-protection tester device of one, belongs to unidirectional technical field of relay protection.
Background technology
Unidirectional relay-protection tester is a Novel intelligent testing tool, and former unidirectional relay protection test instrument mainly forms with pressure regulator and phase shifter combinations, and volume is heavy, and precision is not high, can not meet the verifying work of modern microcomputer protective relay.Along with the development of science and technology, unidirectional relay protection is widely used in route protection, transform er differential protection, the every field such as excitation con-trol, and the integrated automation of transformation stations becomes main flow.Modern a kind of unidirectional relay-protection tester device can be divided into two kinds of forms, and a kind of is adopt traditional OCL power amplifier, and volume is large, and quality is large, and power tube is operated in amplification region, and the time has grown easy damage, and narrow dynamic range, precision is not high.Another kind adopts Switching Power Supply, and power amplifier adopts digital power amplifier, and volume is little, lightweight, and efficiency is high, is the developing direction of relay-protection tester.
Unidirectional relay-protection tester is a kind of important testing tool.Along with the develop rapidly of computer technology, microelectric technique, Power Electronic Technique, application latest technological achievements constantly release the inexorable trend that novel high-performance test device for relay protection is technical progress.Unidirectional test device for relay protection is the important testing tool of one ensureing power system security reliability service.Along with the continuous expansion of modern power systems scale, what require the reliability of Operation of Electric Systems and management, high efficiency improves constantly, and the test job of unidirectional relay protection personnel becomes more frequent and complicated.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, and provide a kind of unidirectional relay-protection tester device, this instrumentation is powerful, and volume is little, and precision is high.There is the superior performance of large test instrument, advanced function, have small-sized tester small and exquisite flexible, easy and simple to handle, reliability is high; Effectively can solve the problem in background technology.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of unidirectional relay-protection tester device of the utility model, comprise case lid, described case lid side arranges lock ring; Described case lid is installed on control box surface, and control box surface arranges releasing box; Described control box surface arranges adjusting knob, and adjusting knob is positioned at releasing box side; Described control box surface arranges wiring board; Described wiring board surface arranges positive terminal and negative terminal, and positive terminal is positioned at negative terminal side; Described control box surface arranges electric current display screen and voltage display screen, and electric current display location is in voltage display screen side; Described control box sidewall installs handle, and snap close is installed in handle side; Described snap close is installed on control box sidewall, and snap close and lock ring compact siro spinning technology; Described control box surface arranges switch and power hole, and power hole is positioned at switch side.
As a kind of optimal technical scheme of the present utility model, described wiring board is installed on control box surface side by side, and wiring board side arranges releasing box.
As a kind of optimal technical scheme of the present utility model, described releasing box is rectangular structure, and wire and power lead can be placed in releasing box inside.
As a kind of optimal technical scheme of the present utility model, described lock ring is loop configuration, and arranges handle between lock ring (14).
As a kind of optimal technical scheme of the present utility model, described handle is U-shaped structure.
The beneficial effect that compared with prior art the utility model reaches is:
1, the utility model compact conformation, be easy to carry;
2, the utility model operating function is powerful, and volume is little, and precision is high.
3, the utility model has the superior performance of large test instrument, advanced function.
4, have small-sized tester small and exquisite flexible, easy and simple to handle, reliability is high.
5, the utility model low cost is applicable to promoting the use of.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.
In the accompanying drawings:
Fig. 1 is the one unidirectional relay-protection tester apparatus structure schematic diagram described in the utility model embodiment;
Number in the figure: 1, case lid; 2, wiring board; 3, releasing box; 4, adjusting knob; 5, snap close; 6, handle; 7, control box; 8, switch; 9, power hole; 10, Current Display; 11, voltage display; 12, positive terminal; 13, negative terminal; 14, lock ring.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
Embodiment: as shown in Figure 1, a kind of unidirectional relay-protection tester device of the utility model, comprise case lid 1, described case lid 1 side arranges lock ring 14; Described case lid 1 is installed on control box 7 surface, and control box 7 surface arranges releasing box 3; Described control box 7 surface arranges adjusting knob 4, and adjusting knob 4 is positioned at releasing box 3 side; Described control box 7 surface arranges wiring board 2; Described wiring board 2 surface arranges positive terminal 12 and negative terminal 13, and positive terminal 12 is positioned at negative terminal 13 side; Described control box 7 surface arranges electric current display screen 10 and voltage display screen 12, and electric current display screen 10 is positioned at voltage display screen 10 side; Described control box 7 sidewall installs handle 6, and snap close is installed in handle 6 side; Described snap close is installed on control box sidewall, and snap close and lock ring compact siro spinning technology; Described control box surface arranges switch and power hole, and power hole is positioned at switch side.
In order to make easy-to-connect, described wiring board 2 is installed on control box 7 surface side by side, and wiring board 2 side arranges releasing box 3.
In order to make wire power lead easy to connect, described releasing box 3 is rectangular structure, and wire and power lead can be placed in releasing box 3 inside.
In order to make snap close be connected firmly, described lock ring 14 is loop configuration, and arranges handle 6 between lock ring 14.
In order to make handle easy to use, described handle 6 is U-shaped structure, and handle 6 can 180 degree of rotations.
Wiring board 2 described in the utility model is installed on control box 7 surface side by side, and wiring board 2 side arranges releasing box 3 makes wiring more convenient; Described releasing box 3 is rectangular structure, and wire and power lead can be placed in releasing box 3 inside, and wire power lead is easy to use; Described lock ring 14 is loop configuration, and arranges handle 6 between lock ring 14, and arranging like this is that snap close is connected firmly; Described handle 6 is U-shaped structure, and handle 6 can 180 degree of rotations, and handle uses comfort and convenient.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a unidirectional relay-protection tester device, comprises case lid (1), it is characterized in that: described case lid (1) side arranges lock ring (14); Described case lid (1) is installed on control box (7) surface, and control box (7) surface arranges releasing box (3); Described control box (7) surface arranges adjusting knob (4), and adjusting knob (4) is positioned at releasing box (3) side; Described control box (7) surface arranges wiring board (2); Described wiring board (2) surface arranges positive terminal (12) and negative terminal (13), and positive terminal (12) is positioned at negative terminal (13) side; Described control box (7) surface arranges electric current display screen (10) and voltage display screen (12), and electric current display screen (10) is positioned at voltage display screen (10) side; Described control box (7) sidewall installs handle (6), and snap close (5) is installed in handle (6) side; Described snap close (5) is installed on control box (7) sidewall, and snap close (5) and lock ring (14) compact siro spinning technology; Described control box (7) surface arranges switch (8) and power hole (9), and power hole (9) is positioned at switch (8) side.
2. the unidirectional relay-protection tester device of one according to claim 1; it is characterized in that: described wiring board (2) is installed on control box (7) surface side by side, and wiring board (2) side arranges releasing box (3).
3. the unidirectional relay-protection tester device of one according to claim 1, it is characterized in that: described releasing box (3) is rectangular structure, and wire and power lead can be placed in releasing box (3) inside.
4. the unidirectional relay-protection tester device of one according to claim 1, is characterized in that: described lock ring (14) is loop configuration.
5. the unidirectional relay-protection tester device of one according to claim 4, is characterized in that: arrange handle (6) between above-mentioned lock ring (14).
6. the unidirectional relay-protection tester device of one according to claim 1, is characterized in that: described handle (6) is U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364328.1U CN204719156U (en) | 2015-06-01 | 2015-06-01 | A kind of unidirectional relay-protection tester device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364328.1U CN204719156U (en) | 2015-06-01 | 2015-06-01 | A kind of unidirectional relay-protection tester device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204719156U true CN204719156U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520364328.1U Expired - Fee Related CN204719156U (en) | 2015-06-01 | 2015-06-01 | A kind of unidirectional relay-protection tester device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204719156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914335A (en) * | 2015-06-01 | 2015-09-16 | 苏州市华安普电力工程有限公司 | Unidirectional relay protection tester device |
| CN107302191A (en) * | 2017-06-07 | 2017-10-27 | 深圳市安思科电子科技有限公司 | A kind of intelligent relay test protection instrument easy to use based on Internet of Things |
-
2015
- 2015-06-01 CN CN201520364328.1U patent/CN204719156U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914335A (en) * | 2015-06-01 | 2015-09-16 | 苏州市华安普电力工程有限公司 | Unidirectional relay protection tester device |
| CN107302191A (en) * | 2017-06-07 | 2017-10-27 | 深圳市安思科电子科技有限公司 | A kind of intelligent relay test protection instrument easy to use based on Internet of Things |
| CN107302191B (en) * | 2017-06-07 | 2019-08-20 | 电管家能源管理（上海）有限公司 | It is a kind of easy to use intelligent after electrical testing protection instrument based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160601 |