CN206960579U - A kind of test device for relay protection - Google Patents
A kind of test device for relay protection Download PDFInfo
- Publication number
- CN206960579U CN206960579U CN201720969531.0U CN201720969531U CN206960579U CN 206960579 U CN206960579 U CN 206960579U CN 201720969531 U CN201720969531 U CN 201720969531U CN 206960579 U CN206960579 U CN 206960579U
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- CN
- China
- Prior art keywords
- casing
- output pin
- electric current
- elastic reset
- voltage output
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model provides a kind of test device for relay protection, solve the problems, such as that existing test device for relay protection exists inconvenient to carry and used cumbersome when in use, the device includes casing, master control borad is provided with the casing, the master control borad is provided with voltage output pin and electric current output pin, the casing is provided with aperture corresponding with the voltage output pin and electric current output pin, p-wire is connected on the voltage output pin and electric current output pin, the free end of the p-wire is arranged on outside casing through the aperture on casing, and constitute voltage output test lead and electric current output test lead.
Description
Technical field
The utility model more particularly to a kind of test device for relay protection.
Background technology
Test device for relay protection is a kind of important testing tool for ensureing power system security reliability service, and it is extensive
Apply to the every field such as route protection, transform er differential protection, excitation con-trol；At present, test device for relay protection when in use,
The extra p-wire carried used in test is not only needed, and p-wire connection is cumbersome in test process, first will generally require
In one end access electric current plug jack or voltage socket of p-wire, then again by calibrating terminal corresponding to the other end access of p-wire
Tested in row, therefore, there is the problem of inconvenient to carry and use is cumbersome in existing test device for relay protection when in use,
Based on the problem, this application provides a kind of new test device for relay protection.
The content of the invention
The utility model provides a kind of test device for relay protection, solves existing test device for relay protection when in use
The problem of inconvenient to carry and use is cumbersome be present.
In order to solve the above problems, this application provides a kind of test device for relay protection, including casing (1), the case
Master control borad (18) is provided with body (1), the master control borad (18) is provided with voltage output pin (181) and electric current output pin (182),
The casing (1) is provided with aperture (10) corresponding with the voltage output pin (181) and electric current output pin (182), described
P-wire (2) is connected on voltage output pin (181) and electric current output pin (182), the free end of the p-wire (2)
Casing (1) outside is arranged on through the aperture (10) on casing (1), and constitutes voltage output test lead (16) and electric current output
Test lead (17).
As the preferred scheme of the application, at least two groups of elastic reset axles (19) are provided with the casing (1), the elasticity is multiple
Position axle (19) is corresponding with the voltage output pin (181) and electric current output pin (182), and the p-wire (2) is wrapped in
On the elastic reset axle (19), p-wire (2) can adjust in the outside length of the casing (1) by the elastic reset axle (19)
Degree.
As the preferred scheme of the application, the elastic reset axle (19) includes central shaft (191) and insulating cylinder (192),
The insulating cylinder (192) is socketed on the central shaft (191), and is provided between the insulating cylinder (192) and central shaft (191)
Shell fragment or torsion spring (193).
As the preferred scheme of the application, the elastic reset axle (19) by fix bar (194) be fixed on casing (1) or
On master control borad (18).
Compared with prior art, the electric current in one end and test device for relay protection of p-wire 2 is exported in the application
Pin 182 or voltage output pin 181 connect, and the casing 1 that the other end stretches out test device for relay protection is used as test lead,
That is, p-wire 2 is set and is structure as a whole by the application with test device for relay protection, when in use, it is only necessary to carry relay protection
Test device, without carrying extra p-wire 2, therefore, using the test device for relay protection in the application, can solve
The problem of inconvenient to carry and use is cumbersome when in use be present in existing test device for relay protection.
Brief description of the drawings
Fig. 1 is the main structure diagram for the test device for relay protection that the utility model embodiment one provides；
Fig. 2 is sectional views of the Fig. 1 of the offer of the utility model embodiment one along A-A directions；
Fig. 3 is the structural representation for the elastic reset axle that the utility model embodiment one provides；
Fig. 4 is the structural representation that the elastic reset axle that the utility model embodiment two provides is disposed longitudinally in casing；
Fig. 5 is the structural representation that the elastic reset axle that the utility model embodiment three provides is horizontally installed in casing.
Reference
Casing 1, aperture 10, display screen 11, touch-screen 12, keyboard 13, usb 14, shift knob 15, voltage output are surveyed
Try end 16, electric current output test lead 17, master control borad 18, voltage output pin 181, electric current output pin 182, elastic reset axle
19, central shaft 191, insulating cylinder 192, torsion spring 193, fix bar 194, insulating spacer 195, p-wire 2.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with accompanying drawing to this
The embodiment of utility model is described in detail.
Embodiment 1：
A kind of test device for relay protection is present embodiments provided, the device includes casing 1, the upper surface of the casing 1
Provided with control panel, include aperture 10 on the control panel, display screen 11, touch-screen 12, keyboard 13 usb 14 and opens
Button 15 is closed, referring to Fig. 1.
Master control borad 18 is provided with the casing 1, the master control borad 18 is provided with voltage output pin 181 and electric current output pin
182, the voltage output pin 181 includes UA, UB, UC, UN, Ua, Ub, Uc and Un；The electric current output pin 182 includes
IA, IB, IC, IN, Ia, Ib, Ic and In, and it is connected to survey on the voltage output pin 181 and electric current output pin 182
Line 2 is tried, the free end of the p-wire 2 is arranged on outside casing 1 through the aperture 10 on casing 1, and constitutes relay protection test
Device voltage output test lead 16 and electric current output test lead 17, the voltage output test lead 16 include UA ', UB ', UC ',
UN ', Ua ', Ub ', Uc ' and Un '；Electric current output test lead 17 include IA ', IB ', IC ', IN ', Ia ', Ib ', Ic ' and
In ', referring to Fig. 1-2.
In the present embodiment, preferably described voltage output pin UN is grounding pin, that is, is exactly that voltage output test lead UN ' is
Earth terminal.
The present embodiment connects one end of p-wire 2 and the electric current output pin 182 in casing 1 or voltage output pin 181
Connect, the other end stretches out casing 1 and be used as test lead, that is, the present embodiment is by the casing 1 of p-wire 2 and test device for relay protection
Setting is structure as a whole, when in use, it is only necessary to test device for relay protection is carried, without carrying extra p-wire 2, because
This, using the test device for relay protection in the present embodiment, can solve existing test device for relay protection and exist when in use
The problem of inconvenient to carry and use is cumbersome.
Further, in the present embodiment, in order to adjust the length of the p-wire 2 outside casing 1 as needed, preferably
At least two groups of elastic reset axles 19 are provided with casing 1, two groups of elastic reset axles 19 are directly welded, are spirally connected or pasted in casing
1 or master control borad 18 on, the present embodiment is preferably fixed on the inner surface of casing 1 by fix bar 194.
Two groups of described elastic reset axles 19 are corresponding with the voltage output pin 181 and electric current output pin 182,
That is, all voltage output pins 181 share one group of elastic reset axle 19, and all electric current output pins 182 share one group of bullet
Property resetting shaft 19；The p-wire 2 connected with each voltage output pin and each electric current output pin is wrapped in corresponding elasticity
On resetting shaft 19, length of the p-wire 2 outside the casing 1 is adjusted by the rotation and reset of the elastic reset axle 19
Degree.
In the present embodiment, test line length is adjusted for convenience, the problem of avoiding p-wire from interfering, preferably
Provided with multigroup elastic reset axle 19 corresponding with each voltage output pin 181 and each electric current output pin 182 difference, referring to Fig. 1.
Further, in the present embodiment, the elastic reset axle 19 includes central shaft 191 and insulating cylinder 192, described exhausted
Edge cylinder 192 is socketed on the central shaft 191, and shell fragment or torsion spring 193 are provided between the insulating cylinder 192 and central shaft 191,
Torsion spring 193 is provided between the preferred insulating cylinder 192 of the present embodiment and central shaft 191, referring to Fig. 3.
Embodiment 2：
Compared with Example 1, difference in this case is that, eight groups of elastic reset axles 19 are provided with the casing 1, and should
Eight groups of elastic reset axles 19 are fixed on by fix bar 194 on the inner surface of the casing 1.
Eight groups of elastic reset axles 19 described in the present embodiment are disposed longitudinally in the casing 1, and it includes voltage output
One group of one group of pin UA and Ua shared elastic reset axle 19, UB and Ub shared elastic reset axle 19, UC and Uc share one
One group of elastic reset axle 19 that group elastic reset axle 19 and UN and Un are shared；One also shared comprising electric current output pin IA and Ia
The one group of elastic reset axle 19 and IN that one group of elastic reset axle 19 that group elastic reset axle 19, IB and Ib are shared, IC and Ic are shared
The one group of elastic reset axle 19 shared with In, two groups of p-wires 2 is wound with every group of shared elastic reset axle 19, referring to Fig. 4.
Embodiment 3：
Compared with embodiment 1 or 2, in order to reduce the usage quantity of elastic reset axle 19, use cost, the present embodiment are reduced
Four groups of elastic reset axles 19 are preferably provided with, and four groups of elastic reset axles 19 are fixed in the casing 1 by fix bar 194
On surface.
Four groups of elastic reset axles 19 are horizontally installed in the casing 1, and it includes voltage output pin UA, UB, UC
The one group of elastic reset axle 19 shared with UN, one group of Ua, Ub, Uc and Un shared elastic reset axle 19, also exported comprising electric current
Pin 182 includes one group of elastic reset axle 19 that IA, IB, IC and IN are shared, and one group of elasticity that Ia, Ib, Ic and In are shared is again
Position axle 19, three groups or four groups of p-wires 2 is wound with every group of shared elastic reset axle 19, referring to Fig. 5.
In the present embodiment, in order to avoid being influenced each other between each group test of winding, preferably in the exhausted of elastic reset axle 19
Edge cylinder 192 is provided with three groups of insulating spacers 195, is separated every group of p-wire 2 by the insulating spacer 195.
Above content is to combine specific embodiment further detailed description of the utility model, it is impossible to is assert
Specific implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be considered as category
In the scope of protection of the utility model.
Claims (4)
1. a kind of test device for relay protection, including casing (1), it is characterised in that be provided with master control borad in the casing (1)
(18), the master control borad (18) is provided with voltage output pin (181) and electric current output pin (182), and the casing (1) is provided with
Aperture (10) corresponding with the voltage output pin (181) and electric current output pin (182), the voltage output pin (181)
With p-wire (2) is connected on electric current output pin (182), the free end of the p-wire (2) is through the hole on casing (1)
Mouth (10) is arranged on casing (1) outside, and constitutes voltage output test lead (16) and electric current output test lead (17).
2. test device for relay protection as claimed in claim 1, it is characterised in that at least two groups are provided with the casing (1)
Elastic reset axle (19), the elastic reset axle (19) are relative with the voltage output pin (181) and electric current output pin (182)
Should, the p-wire (2) is wrapped on the elastic reset axle (19), and p-wire (2) is can adjust by the elastic reset axle (19)
In the outside length of the casing (1).
3. test device for relay protection as claimed in claim 2, it is characterised in that the elastic reset axle (19) includes center
Axle (191) and insulating cylinder (192), the insulating cylinder (192) is socketed on the central shaft (191), and the insulating cylinder (192)
Shell fragment or torsion spring (193) are provided between central shaft (191).
4. test device for relay protection as claimed in claim 2 or claim 3, it is characterised in that the elastic reset axle (19) passes through
Fix bar (194) is fixed on casing (1) or master control borad (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720969531.0U CN206960579U (en) | 2017-08-03 | 2017-08-03 | A kind of test device for relay protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720969531.0U CN206960579U (en) | 2017-08-03 | 2017-08-03 | A kind of test device for relay protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960579U true CN206960579U (en) | 2018-02-02 |
Family
ID=61380487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720969531.0U Expired - Fee Related CN206960579U (en) | 2017-08-03 | 2017-08-03 | A kind of test device for relay protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206960579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003251A (en) * | 2020-08-13 | 2020-11-27 | 贵州电网有限责任公司 | Relay protection equipment information management device based on mobile application |
-
2017
- 2017-08-03 CN CN201720969531.0U patent/CN206960579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003251A (en) * | 2020-08-13 | 2020-11-27 | 贵州电网有限责任公司 | Relay protection equipment information management device based on mobile application |
| CN112003251B (en) * | 2020-08-13 | 2022-05-31 | 贵州电网有限责任公司 | Relay protection equipment information management device based on mobile application |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20180803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |