CN105203948A - Circuit breaker integrated test device - Google Patents
Circuit breaker integrated test device Download PDFInfo
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- CN105203948A CN105203948A CN201510567306.XA CN201510567306A CN105203948A CN 105203948 A CN105203948 A CN 105203948A CN 201510567306 A CN201510567306 A CN 201510567306A CN 105203948 A CN105203948 A CN 105203948A
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- circuit breaker
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Abstract
The invention discloses a circuit breaker integrated test device comprising a voltage test module and a tripping-preventing loop test module. The voltage test module comprises a power regulating module. The access port of the power regulating module is connected with a power supply. A switch is arranged between the power regulating module and the power supply. The out port of the power regulating module is connected with a rectification module which is connected with a circuit breaker loop. A regulating knob is connected on the power regulating module. The tripping-preventing loop test module comprises a public power supply wiring end, a closing wiring end, a tripping wiring end, a switch, a first auxiliary contact, a second auxiliary contact and a counting display screen. The closing wiring end is connected in series with the tripping wiring end. The switch is provided with a first moving contact and a second moving contact. The tripping wiring end is connected in series with the first moving contact so that a tripping loop is formed. The public power supply wiring end is connected in series with the second moving contact so that a closing loop is formed. The first auxiliary contact and the second auxiliary contact are respectively connected with the counting display screen. According to the circuit breaker integrated test device, actuating voltage and the circuit breaker tripping-preventing loop can be tested simultaneously.
Description
Technical field
The present invention relates to proving installation technical field, particularly relate to a kind of System for Circuit Breaker proving installation.
Background technology
Isolating switch is a kind of under the condition in normal loop and abnormal loop, all can the switchgear of normal folding.Isolating switch can be used for distributing electric energy, and can carry out protection to circuit etc., when circuit generation heavy overload, short circuit and the fault such as under-voltage time, isolating switch energy automatic shutdown circuit, with protection circuit.
At present, regulation high-voltage breaker operation mechanism divides, minimum voltage action on closing contactor terminal should between ten to percent 3 percent of operating voltage ratings 65, when operating voltage is 220V, operation voltage case voltage output range should be 66V ~ 143V, in order to reach this claimed range, often need to test operation voltage.Existing action voltage test instrument, its power supply takes from direct supply usually, and adopts slide rheostat to carry out the size of regulation voltage, enables breaker actuation voltage tester provide a variable DC voltage.But low compared with AC power of the acquisition rate of direct supply, therefore, easily causes using limited; Slide rheostat generally comprises Metallic rod, resistance wire and slide plate, when mobile slide plate regulates current potential, easily produce spark, have certain danger, and the size of slide rheostat itself is comparatively large, causes and carries inconvenience between slide plate and resistance wire.
In addition; in isolating switch operational process; isolating switch is after device closes a floodgate manually or automatically; if the non-involution of operation-control switch or gauge tap contact, aut.eq. contact are blocked; now protection act makes circuit breaker trip and Multiple hop phenomenon occurs, and isolating switch generation jump fault is abnormally dangerous to isolating switch, easily causes mechanism to damage; even cause isolating switch to explode, cause the accident expansion.The jump fault of isolating switch is generally just occur when combined floodgate, tripping operation are connected simultaneously, when the design of anti-jump loop should make isolating switch occur jump, circuit breaker closing is locked into trip position.The method of the anti-jump loop function of traditional test isolating switch is first placed in " co-bit " by isolating switch by hand mode of closing, with combined floodgate hand making combined floodgate contact be in on-state always, touch the loop making breaker open operation simultaneously, observe breaker actuation counter, if when anti-jump loop function is normal, isolating switch counter display numeral is " 1 ".But this traditional manual verification's method, need at least three people's operations, and need first man by combined floodgate hand keeping on-state, second people provides trip signal simultaneously, the 3rd people goes to breaker mechanism body place to observe the action frequency of isolating switch counter.In this case, because there is the time error of artificial property, the test data discreteness of experiment is very large, differs greatly, increase the misoperation number of times of isolating switch in actual motion with practical operation situation.
In sum, how providing a kind of safe and reliable comprehensive test device, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In order to solve the problem, can the System for Circuit Breaker proving installation that can test Anti-jump Circuit of Breaker again of test action voltage while of the invention provides a kind of.
System for Circuit Breaker proving installation provided by the invention, comprises casing, comprises voltage test module and anti-jump loop test module in casing;
Voltage test module comprises the Power Regulation module being located at box house, the access interface of Power Regulation module connects power supply, and be provided with switch between Power Regulation module and power supply, the port that picks out of Power Regulation module connects a rectification module, rectification module connecting breaker coil, Power Regulation module connects an adjusting knob;
Anti-jump loop test module comprises public power terminals, combined floodgate terminals, tripping operation terminals, switch, the first auxiliary contact, the second auxiliary contact and counter display, combined floodgate terminals are connected with tripping operation terminals, switch has the first moving contact and the second moving contact, tripping operation terminals are connected on the first moving contact and form trip(ping) circuit, and public power terminals are connected on the second moving contact and form closing circuit; First auxiliary contact and the second auxiliary contact are connected with counter display respectively.
In some embodiments, voltage test module also comprises the voltage display module for showing DC voltage, and voltage display module is connected with rectification module.
In some embodiments, voltage test module also comprises with the power light of Power Regulation model calling and tests pilot lamp.
In some embodiments, switch is electric leakage air switch.
One, System for Circuit Breaker proving installation provided by the invention, being when being connected with external power supply, being carried out the size of regulating power by Power Regulation module, and then the size of regulation output voltage, voltage can be changed in certain scope, test with the voltage reached needed for test.Existing regulator being changed to Power Regulation module by slide rheostat, by changing power, realizing the controllability of voltage, and this Power Regulation module is relative to slide rheostat, without the Frictional Slipping of slide plate and resistance wire, more light and handy safety, reduces the danger of test; And by direct supply lower for existing acquisition rate, change the AC power that acquisition rate is higher into, what make this device portably use is wider, more can be convenient for carrying.Therefore, in use, there is effect safe and reliable, easy to carry.
Two, System for Circuit Breaker proving installation provided by the invention, the simultaneity of the breaking-closing operating of isolating switch can be ensured, and then avoid the display when manual testing's anti-jump loop normal, and be in operation the situation of misoperation occurs, and, can human resources be reduced, the work of multiple people can be concentrated on Anti-jump Circuit of Breaker tester of the present invention, realize property simple to operate and the accuracy of test both opens device anti-jump loop.
Accompanying drawing explanation
Fig. 1 is the structural representation of voltage test module in System for Circuit Breaker proving installation provided by the invention;
Fig. 2 is the structural representation of anti-jump loop test module in System for Circuit Breaker proving installation provided by the invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, explanation is described in further detail to technical scheme of the present invention.
Fig. 1 and Fig. 2 show schematically show the System for Circuit Breaker proving installation provided according to one embodiment of the present invention.
System for Circuit Breaker proving installation provided by the invention, comprises casing, comprises voltage test module 1 and anti-jump loop test module 2 in casing.
As shown in Figure 1, voltage test module 1 comprises the Power Regulation module 101 being located at box house, and the access interface of Power Regulation module 101 connects power supply, and the port that picks out of Power Regulation module 1 connects a rectification module 102, rectification module 102 connecting breaker coil.As shown in the figure, be provided with switch 107 and power light 104, test pilot lamp 105 between Power Regulation module 101 and power supply, switch 107 is electric leakage air switch; Power Regulation module 101 connects an adjusting knob 106; Voltage test module 1 also comprises the voltage display module 103 for showing DC voltage, and voltage display module 103 is connected with rectification module 102.
Voltage test module 1 provided by the invention, be connected with the port that picks out of Power Regulation module 101 one end of rectification module 102, the other end is connected with load, regulates Power Regulation module 101 by adjusting knob 106, control Power Regulation module 101 and export different dutycycles, thus the size of regulation output voltage; Rectification module 102 is connected with Power Regulation module 101, and the ac voltage rectifier of input is obtained DC voltage, and then is added in corresponding load, and the use of rectification module 102, effectively raises the range of application of action voltage test module 1.Because the voltage regulated has certain scope, therefore, action voltage test module 1 also should comprise voltage display module 103, so that observe the size of the DC voltage exported, makes it meet the demand regulated.This action voltage test module 1 is also provided with power light 104 and test pilot lamp 105, when there being power supply to connect, power light 104 is bright, now, user can be reminded to note handling safety, also can as power supply can mark, and test pilot lamp 105 operation also can be pointed out to carry out, play and remind and the effect of mark, convenient and practical.This action voltage test module 1 also comprises the switch 107 for control device folding; so that the using state of control device fast and effectively, switch 107 is electric leakage air switch, can play certain protective effect; making device when breaking down, can automatically disconnect rapidly.
As shown in Figure 2, anti-jump loop test module 2 comprises public power terminals 201, combined floodgate terminals 202, tripping operation terminals 203, switch 204, first auxiliary contact 205, second auxiliary contact 206 and counter display 207, combined floodgate terminals 202 are connected with tripping operation terminals 203, switch 204 has the first moving contact 2041 and the second moving contact 2042, tripping operation terminals 203 are connected on the first moving contact 2041 and form trip(ping) circuit, and public power terminals 201 are connected on the second moving contact 2042 and form closing circuit; First auxiliary contact 205 and the second auxiliary contact 206 are connected with counter display 207 respectively, and are electrically connected to isolating switch supervision switch auxiliary contact formation closed-loop path by wire; When switch 204 closes, closing circuit and trip(ping) circuit are connected simultaneously, namely when pressing switch 204, closing circuit and trip(ping) circuit can be made to connect simultaneously, the combined floodgate of anti-jump loop and the simultaneity of trip signal when can realize testing, and then avoid the display when manual testing's anti-jump loop normal, and be in operation the situation of misoperation occurs, and, human resources can be reduced, the work of multiple people Anti-jump Circuit of Breaker tester of the present invention be can be concentrated on, property simple to operate and the accuracy of test both opens device anti-jump loop realized.
The above is only the preferred embodiment for the present invention, it should be pointed out that to those skilled in the art, without departing from the concept of the premise of the invention, can also make some similar distortion and improvement, and these also should be considered as within the protection domain of invention.
Claims (4)
1. System for Circuit Breaker proving installation, is characterized in that, comprises casing, comprises voltage test module (1) and anti-jump loop test module (2) in described casing;
Described voltage test module (1) comprises the Power Regulation module (101) being located at described box house, the access interface of described Power Regulation module (101) connects power supply, switch (107) is provided with between described Power Regulation module (101) and power supply, the port that picks out of described Power Regulation module (1) connects a rectification module (102), described rectification module (102) connecting breaker coil, upper connection one adjusting knob (106) of described Power Regulation module (101);
Described anti-jump loop test module (2) comprises public power terminals (201), combined floodgate terminals (202), tripping operation terminals (203), switch (204), first auxiliary contact (205), second auxiliary contact (206) and counter display (207), described combined floodgate terminals (202) are connected with described tripping operation terminals (203), described switch (204) has the first moving contact (2041) and the second moving contact (2042), described tripping operation terminals (203) are connected on described first moving contact (2041) and form trip(ping) circuit, described public power terminals (201) are connected on described second moving contact (2042) and form closing circuit, described first auxiliary contact (205) and the second auxiliary contact (206) are connected with described counter display (207) respectively.
2. System for Circuit Breaker proving installation according to claim 1, it is characterized in that, described voltage test module (1) also comprises the voltage display module (103) for showing DC voltage, and described voltage display module (103) is connected with described rectification module (102).
3. System for Circuit Breaker proving installation according to claim 1, it is characterized in that, described voltage test module (1) also comprises the power light (104) that is connected with described Power Regulation module (101) and tests pilot lamp (105).
4. System for Circuit Breaker proving installation according to claim 1, is characterized in that, described switch (107) is electric leakage air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567306.XA CN105203948A (en) | 2015-09-08 | 2015-09-08 | Circuit breaker integrated test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567306.XA CN105203948A (en) | 2015-09-08 | 2015-09-08 | Circuit breaker integrated test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105203948A true CN105203948A (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510567306.XA Pending CN105203948A (en) | 2015-09-08 | 2015-09-08 | Circuit breaker integrated test device |
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| CN (1) | CN105203948A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018895A (en) * | 2016-06-02 | 2016-10-12 | 国网河南省电力公司洛阳供电公司 | Circuit breaker on-line tripping closing voltage tester voltage regulating device |
| CN107290658A (en) * | 2017-07-13 | 2017-10-24 | 国网浙江省电力公司绍兴供电公司 | A kind of Anti-jump Circuit of Breaker method of testing |
| CN109889053A (en) * | 2019-04-01 | 2019-06-14 | 广东电网有限责任公司 | A kind of electric voltage frequency debugging apparatus |
| CN110398685A (en) * | 2019-07-11 | 2019-11-01 | 许钒 | A kind of point driving switch intelligent detection equipment |
| CN110988668A (en) * | 2019-12-11 | 2020-04-10 | 国网浙江省电力有限公司金华供电公司 | Special tester and method for anti-jump loop |
| CN111398797A (en) * | 2019-12-24 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Hand-held type circuit breaker calibration equipment |
-
2015
- 2015-09-08 CN CN201510567306.XA patent/CN105203948A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018895A (en) * | 2016-06-02 | 2016-10-12 | 国网河南省电力公司洛阳供电公司 | Circuit breaker on-line tripping closing voltage tester voltage regulating device |
| CN107290658A (en) * | 2017-07-13 | 2017-10-24 | 国网浙江省电力公司绍兴供电公司 | A kind of Anti-jump Circuit of Breaker method of testing |
| CN107290658B (en) * | 2017-07-13 | 2019-08-13 | 国网浙江省电力公司绍兴供电公司 | A kind of Anti-jump Circuit of Breaker test method |
| CN109889053A (en) * | 2019-04-01 | 2019-06-14 | 广东电网有限责任公司 | A kind of electric voltage frequency debugging apparatus |
| CN110398685A (en) * | 2019-07-11 | 2019-11-01 | 许钒 | A kind of point driving switch intelligent detection equipment |
| CN110398685B (en) * | 2019-07-11 | 2021-07-02 | 国网山东省电力公司滨州供电公司 | Intelligent detection equipment for inching switch |
| CN110988668A (en) * | 2019-12-11 | 2020-04-10 | 国网浙江省电力有限公司金华供电公司 | Special tester and method for anti-jump loop |
| CN111398797A (en) * | 2019-12-24 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Hand-held type circuit breaker calibration equipment |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151230 |
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| WD01 | Invention patent application deemed withdrawn after publication |