CN204203383U - Testing apparatus - Google Patents
Testing apparatus Download PDFInfo
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- CN204203383U CN204203383U CN201420689071.2U CN201420689071U CN204203383U CN 204203383 U CN204203383 U CN 204203383U CN 201420689071 U CN201420689071 U CN 201420689071U CN 204203383 U CN204203383 U CN 204203383U
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- testing apparatus
- tester
- test board
- relay protector
- measured
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- 238000012360 testing method Methods 0.000 title claims abstract description 158
- 230000001012 protector Effects 0.000 claims abstract description 47
- 230000004224 protection Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 9
- 241000233805 Phoenix Species 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Abstract
The utility model discloses a kind of testing apparatus.Wherein, testing apparatus comprises: moveable test board; Tester, is arranged on described test board, is connected with relay protector to be measured, for testing described relay protector to be measured.By the utility model, solve the mobile inconvenient problem of testing apparatus, reach and improve the effect that testing apparatus moves dirigibility.
Description
Technical field
The utility model relates to field tests, in particular to a kind of testing apparatus.
Background technology
Relay protector designs based on untreated device, integrates the integrated technical reformation equipment returning time limit (Inverter Time) and specified time (IndependentTime) relay protection.Relay protector is usually used for as power equipment provides safeguard protection, as: short circuit and the ground connection of the power transmission line of transformer, motor, generator and electric power distribution system are unsuccessfully protected.
Because relay protector is equipment power equipment being provided to safeguard protection, therefore, its basic function and performance most important for the safeguard protection of power equipment, therefore need regularly to carry out performance test to relay protector.At present, for the test of relay protector, usually the testing apparatus being used for testing relay protector is manually moved to the test site of relay protector, or in testing ground, relay protector is tested.But testing apparatus generally includes multiple instrument, when testing relay protector, need to move a whole set of testing apparatus to testing location, the mobile inconvenience of testing apparatus, affects the test to relay protector.
For the mobile inconvenient problem of testing apparatus in prior art, at present effective solution is not yet proposed.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of testing apparatus, to solve the mobile inconvenient problem of testing apparatus.
To achieve these goals, according to an aspect of the present utility model, a kind of testing apparatus is provided.Comprise according to testing apparatus of the present utility model: moveable test board; Tester, is arranged on described test board, is connected with relay protector to be measured, for testing described relay protector to be measured.
Further, described testing apparatus also comprises: Power Quality Detection instrument, is arranged on described test board, is connected with described tester, for detecting the output signal of described tester.
Further, described testing apparatus also comprises: terminal block, is arranged on before described test board, for connecting described tester and described relay protector to be measured with inserting mode or the mode that is fixedly connected with.
Further, described terminal block is the terminal block adopting phoenix terminal.
Further, described testing apparatus also comprises attaching plug, is arranged on described test board, is connected by wire with described tester, for socket power socket to provide electric energy to described tester.
Further, described testing apparatus also comprises: earth leakage protective device, is connected between described tester and described attaching plug, for the earth leakage protection to described tester.
Further, described electric energy is alternating current, and described testing apparatus also comprises: rectifier, is arranged on described test board, is connected with described attaching plug, for described alternating current is converted to direct current.
Further, described testing apparatus also comprises deconcentrator, and described deconcentrator comprises: input end, is connected with described attaching plug; First output terminal, is connected with described rectifier, for giving described rectifier by described alternating current transmission; And second output terminal, for exporting described alternating current.
Further, described testing apparatus also comprises grounding apparatus, and described tester and described relay protector to be measured are all by described grounding apparatus ground connection.
Further, described grounding apparatus comprises earthing bar, and wherein, described tester and described relay protector to be measured are connected to described earthing bar.
By the utility model embodiment; by adopting moveable test board; tester is arranged on described moveable test board; for testing relay protector; make testing apparatus can movement flexibly; solve the mobile inconvenient problem of testing apparatus, reach and improve the effect that testing apparatus moves dirigibility.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram of the testing apparatus according to the utility model embodiment;
Fig. 2 is the schematic diagram according to the preferred testing apparatus of the utility model embodiment;
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
It should be noted that, term " first ", " second " etc. in instructions of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged, in the appropriate case so that embodiment of the present utility model described herein.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
According to the one side of the utility model embodiment, provide a kind of testing apparatus, described testing apparatus may be used for testing relay protector.
Fig. 1 is the schematic diagram of the testing apparatus according to the utility model embodiment.As shown in Figure 1, this testing apparatus comprises: moveable test board 10 and tester.
Moveable test board 10 can be the instruction carriage for testing, and this test board 10 can move to the place needing to carry out testing.Tester can be arranged on test board; also test board 10 can be connected to by (as terminal block etc.) after wiring; finally be connected to relay protector 30 (not shown annexation) to be measured, this tester is used for testing relay protector 30 to be measured.Relay protector 30 to be measured is the relay protector needing to carry out testing, and that is to say equipment under test.
Relay protector 30 can be placed in test board 10, also can be placed on test board 10, or is placed on outside test board 10.Tester can be relay-protection tester, for testing relay protector.Relay-protection tester can test multiple single relay protector and the whole group of relay-sets such as various alternating current-direct current, electric current, voltage, centre, self-sustaining, signal.
According to the utility model embodiment; by adopting moveable test board; tester is arranged on described moveable test board; for testing relay protector; make testing apparatus can movement flexibly; solve the mobile inconvenient problem of testing apparatus, reach and improve the effect that testing apparatus moves dirigibility.
Testing apparatus also comprises Power Quality Detection instrument, is arranged on test board, is connected with tester, for detecting the output signal of tester.
When the stability needing long-term detection relay protector to run, need to relay protector dosage, to test the long-time running stability of relay protector.By arranging Power Quality Detection instrument on test board, for carrying out determination and analysis to the output information of tester, wherein, output information can be the information for reflect the quality of power supply such as output current or output voltage of tester to relay protector.By utilizing Power Quality Detection instrument to detect the quality of power supply, thus ensure, when long-term detection mechanical and electrical protection device, quality of power supply information can be checked in time, avoid causing testing the situation of makeing mistakes because the quality of power supply goes wrong.
Preferably, testing apparatus also comprises terminal block, and this terminal block is arranged on before test board, for inserting mode or be fixedly connected with mode connecting test instrument and relay protector to be measured.Terminal block is the multiple or many groups of terminal assemblies insulated mutually of carrying, and for insulating element that fixing support is shown in.The circuit of equipment in screen with screen external equipment is connected by terminal block, plays the effect that signal (current/voltage) transmits.Due to by adopting terminal block, avoiding testing apparatus wiring complexity in disorder, not easily makeing mistakes, easy to maintenance.
Particularly, terminal block can subsection setup connection jaws, such as, be divided into voltage section, electric current section, input and output section and power of alterating and direct current section etc., wherein, the connection jaws quantity of each section can be arranged according to the demand of test or test, thus ensures the logic of wiring.
Further preferably, terminal block is the terminal block adopting phoenix terminal.
Preferably, testing apparatus also comprises attaching plug, and this attaching plug is arranged on test board, is connected with tester by wire, for socket power socket to provide electric energy to tester.Testing apparatus can provide electric energy by attaching plug is unified, and this electric energy is alternating current, and in testing apparatus, each instrument can realize unification by this attaching plug and connect electricity.
Preferably, testing apparatus also comprises earth leakage protective device, and this earth leakage protective device is connected between tester and attaching plug, for the earth leakage protection to tester.
Earth leakage protective device can be called leakage switch or residual current circuit breaker; mainly be used for when equipment sends leak current fault and to the personal contact protection having fatal risk; there is overload and short-circuit protection function; can be used to overload and the short circuit of protection circuit or motor, also can the use of the infrequently conversion startup of seat circuit under normal circumstances.
The utility model embodiment, by increasing earth leakage protective device, reaches the earth leakage protective effect of testing apparatus.
Preferably, electric energy is alternating current, and testing apparatus also comprises: rectifier, is arranged on test board, is connected with attaching plug, for alternating current is converted to direct current.
Wherein, electric energy is the electric energy accessed by attaching plug, is generally alternating current.But in a use process; relay protector often uses direct current; by increasing rectifier; for by the AC conversion of access for test needed for direct current; so that provide direct current to relay protector; avoid cannot counting direct current when testing apparatus shift position and need the problem of the test macro accessing extra flow directing device, reaching effect easy to use.
Preferably, testing apparatus also comprises deconcentrator, and this deconcentrator comprises input end, the first output terminal and the second output terminal.Input end is connected with attaching plug; First output terminal is connected with rectifier, for by alternating current transmission to rectifier; And second output terminal be used for output AC electricity.
In the utility model embodiment, by adopting deconcentrator, realize, to alternating current and galvanic reasonable distribution, making testing apparatus both can provide alternating current, also can providing direct current.
Preferably, testing apparatus also comprises grounding apparatus, and tester and relay protector to be measured are all by grounding apparatus ground connection.Further, grounding apparatus comprises earthing bar, and wherein, tester and relay protector to be measured are connected to earthing bar.
Fig. 2 is the schematic diagram according to the preferred testing apparatus of the embodiment of the present invention.As shown in Figure 2, moveable test board 10 is divided into left and right two parts, and left side comprises three sheaf spaces, upper strata 101 is the unified plane of moveable test board 10, may be used for placing tester 20, also may be used for placing test specimen, or as record data desk; Middle level 102 may be used for placing equipment under test and relay protector to be measured 30; Lower floor 103 may be used for placing direct supply generator, electric energy quality monitor.
The right side of moveable test board 10 comprises three layers of drawer, and upper strata drawer 104 deposits place for test data sheet, and middle level 105 can be placed guiding book and be deposited place, and lower floor 106 can place wiring unit and deposit place.
As shown in Figure 2, this moveable test board 10 is also provided with terminal block 40, this terminal block 40 is arranged on the side (or above) of moveable test board 10.
Be provided with terminal block before moveable test board 10, this terminal block can adopt phoenix terminal, to plug connected mode or fixed form connects relay protector to be measured and tester.Moveable test board 10 is unified and ground connection with relay protector to be measured.
The course of work of the utility model embodiment is described below in detail.
Be divided into two kinds to the test of relay protector to be measured, a kind of is conventional test, and another kind is test of long duration.Wherein, conventional test does not need monitoring relay-protection tester output stability; in this experiment; it is other that relay-protection tester is positioned over moveable test board 10; its ac output end is plugged into the relevant position of the terminal block of moveable test board 10, and the unified earth point of moveable test board 10 is connected to earthing bar, and the attaching plug of testing apparatus is plugged into supply socket; make the energising together in moveable test board 10, and reasonable distribution alternating current-direct current.Relay protector to be measured output the two corresponding terminal block in street, realize be connected with mimic-disconnecting switch or emulation test system intake.
Test of long duration needs monitoring relay-protection tester output stability; in this experiment; need access Power Quality Detection instrument; it is other that relay-protection tester is positioned over moveable test board 10; its ac output end is plugged into the relevant position of the terminal block of moveable test board 10, and the unified earth point of moveable test board 10 is connected to earthing bar, and the attaching plug of testing apparatus is plugged into supply socket; make the energising together in moveable test board 10, and reasonable distribution alternating current-direct current.Relay protector to be measured output the two corresponding terminal block in street, realize be connected with mimic-disconnecting switch or emulation test system intake.
Testing apparatus of the present utility model may be used for the closed test of the protective relaying device based on ADPSS, also may be used for the field adjustable of substation relay protection device, and can also be used in the work such as distribution terminal detection, result of use is good.
As can be seen from the above description, the utility model achieves following technique effect:
(1) solve measuring technology wiring complicated, time-consuming, in disorder, not easily find Problem-Error;
(2) improve work efficiency and wiring accuracy;
(3) solve long-time to the problem of protective device dosage, can challenge devices long-time running stability;
(4) Power Quality Detection instrument is set, increases supervision means;
(5) solve the no ground point of instruction carriage, without installation's power source, without problems such as earth leakage protections, enhance the security of experiment work.
By adopting terminal block, solving measuring technology wiring complicated, time-consuming, in disorder and not easily find wrong problem, enhancing work efficiency and wiring accuracy.Testing apparatus mobility of the present utility model is strong, and test flexibly, simplifies wiring, increases ground connection and earth leakage protection simultaneously, strengthens the security of test, arranges Power Quality Detection instrument, increases the means of test monitoring, improves work efficiency.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.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 (10)
1. a testing apparatus, is characterized in that, comprising:
Moveable test board;
Tester, is arranged on described test board, is connected with relay protector to be measured, for testing described relay protector to be measured.
2. testing apparatus according to claim 1, is characterized in that, described testing apparatus also comprises:
Power Quality Detection instrument, is arranged on described test board, is connected with described tester, for detecting the output signal of described tester.
3. testing apparatus according to claim 1, is characterized in that, described testing apparatus also comprises:
Terminal block, is arranged on before described test board, for connecting described tester and described relay protector to be measured with inserting mode or the mode that is fixedly connected with.
4. testing apparatus according to claim 3, is characterized in that, described terminal block is the terminal block adopting phoenix terminal.
5. testing apparatus according to claim 1, is characterized in that, described testing apparatus also comprises attaching plug, is arranged on described test board, is connected by wire with described tester, for socket power socket to provide electric energy to described tester.
6. testing apparatus according to claim 5, is characterized in that, described testing apparatus also comprises:
Earth leakage protective device, is connected between described tester and described attaching plug, for the earth leakage protection to described tester.
7. testing apparatus according to claim 5, is characterized in that, described electric energy is alternating current, and described testing apparatus also comprises:
Rectifier, is arranged on described test board, is connected with described attaching plug, for described alternating current is converted to direct current.
8. testing apparatus according to claim 7, is characterized in that, described testing apparatus also comprises deconcentrator, and described deconcentrator comprises:
Input end, is connected with described attaching plug;
First output terminal, is connected with described rectifier, for giving described rectifier by described alternating current transmission; And
Second output terminal, for exporting described alternating current.
9. testing apparatus according to claim 1, is characterized in that, described testing apparatus also comprises grounding apparatus, and described tester and described relay protector to be measured are all by described grounding apparatus ground connection.
10. testing apparatus according to claim 9, is characterized in that, described grounding apparatus comprises earthing bar, and wherein, described tester and described relay protector to be measured are connected to described earthing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420689071.2U CN204203383U (en) | 2014-11-17 | 2014-11-17 | Testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420689071.2U CN204203383U (en) | 2014-11-17 | 2014-11-17 | Testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204203383U true CN204203383U (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420689071.2U Active CN204203383U (en) | 2014-11-17 | 2014-11-17 | Testing apparatus |
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| Country | Link |
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| CN (1) | CN204203383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330674A (en) * | 2014-11-17 | 2015-02-04 | 国家电网公司 | Testing equipment |
| CN105353248A (en) * | 2015-11-21 | 2016-02-24 | 广东电网有限责任公司江门供电局 | On-site mobile electric energy quality test platform |
-
2014
- 2014-11-17 CN CN201420689071.2U patent/CN204203383U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330674A (en) * | 2014-11-17 | 2015-02-04 | 国家电网公司 | Testing equipment |
| CN104330674B (en) * | 2014-11-17 | 2018-06-26 | 国家电网公司 | Test equipment |
| CN105353248A (en) * | 2015-11-21 | 2016-02-24 | 广东电网有限责任公司江门供电局 | On-site mobile electric energy quality test platform |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |